Tag Archives: breaker excavator hydraulic

China supplier Excavator Replacement Parts Furukawa Hb3g Hb5g Hydraulic Breaker Front Head Cylinder near me shop

Product Description

We are manufacturer of hydraulic breakers/hammers and replacement spare parts for hydraulic breakers of Soosan, Hanwoo,NPK,Toyo,Furukawa, montabert, rammer, atlas copco, MSB etc., The hydraulic breaker parts we have are: front head, back head, cylinder, chisel tool, seal kits ,piston, diaphragm, thrust bush, ring bush, front cover ,rod pin/chisel pin, stop pin, accumulator, through bolt, side bolt , bracket, upper cushion, lower cushion ,damper etc.
    we can also make and install excavator hydraulic kits/hammer lines/piping kits/hydraulic installation kits/breaker lines for hydraulic hammer, hydraulic shear, hydraulic crusher, quick coupler, demolition grab, power rammer etc. We can also supply other excavator parts.
      We can produce more than 1000 types of chisels for hydraulic breakers for most world famous hydraulic breakers tool diameter vary from 40mm to 200mm. the following are part of the models that we can produce hydraulic hammer chisel tools for:

 

Krupp HM45,HM50/55,HM60/75,HM85,HM130/135,HM170/185,HM200,HM300/301/305,HM400/401,HM550/560CS,HM580,HM600/601
HM700/702/705,HM710/720CS,HM800,HM900/901/902,HM950/960CS,HM1200,HM1300/1500CS,HM1800/2000CS,HM2200/2500CS
RAMMER S21,S20/22,S23/D30,S24,S25,S26,S29,S52,S54/D60,S55,S56/D70,S82,S83/D110,S84,S86,ROX100,ROX400,ROX700,
E64,E66,E68,G80,G100,G120
N.P.K H08X,H1XA,H2XA,H3XA,H4X,MB5X/6X,H7X,H8XA,H9X,H10X,H10XB/10XE,H11X/14X,H12X,H16X,H20X/20XE,H12X/E212,H18X/E218
INDECO MES350,HB5,MES553,MES621,MES1200,HB12,HB19,MES1800,HB27,MES2500
MONTABERT BRH30,BRH40,BRH45,BRH60,BRH76/91,BRP100,BRP130,BRP125,BRH250,
RH501,BRH620, BRH625,BRH750,BRV32
STANLEY MB125,MB250/350,MB550,MB800/875,MB1500/1550,MB1950/1875,MB3950,MB30EX,MB40EX
FURUKAWA HB05R,HB1G,HB2G,HB3G,HB5G,HB8G,HB10G,HB15G,HB20G,HB30G,HB40G,HB50G,
  F-1,F-2,F-3,F-4,F-5,F-6,F-9,F-12,F-19,F-20,F-22,F-27,F-35,F-45,HB100,HB200,HB700
TOKU TNB1E,TNB2E,TNB4E,TNB5E/6E,TNB7E/8E/10E,TNB13E,TNB14E/16E,TNB22E
OKADA  OUB301,OUB302,OUB303,OUB305,OUB308,OUB310,OUB312,OUB316,OUB318, UB8,UB11,UB14
SOOSAN SB10,SB20,SB30,SB35,SB40,SB43,SB45,SB50,SB60,SB70,SB81,SB81NSB100,SB121,SB130,SB151
SH200,SH400,SH700,SH18G,SH20G,SH30G,SH35G,SH40G,SH50G
KWANGLIM SG200,SG300,KSG350,SG400,SG600,SG800,SG1200,SG1800,SG2100,SG2500, 
DAEMO  DMB03,DMB04,DMB06,DMB4000,DMB5000,S150-V,S500-V,S900-V,S1300-V,S1800-V,S2200-1,S2200-2,S2500,S3000/3600/4500
HANWOO RHB301,RHB302,RHB303,RHB304,RHB305,RHB306,RHB308,RHB309,RHB313, RHB322,RHB328/332
DAINONG  D30,D50,D60,D70/90,D110,D130,D160,T180,K20
K25,K30,K50,K80,K120,K55S,K40S, 
ATLASCOPCO TEX75/80/100H/HS,TEX110H/HS,TEX180H/HS,TEX250H1,TEX400H/HS,TEX600/700/900H/HS,TEX1400H/HS,TEX1800/2000H/HS
GB GB1T,GB2T,GB3T,GB4T,GB5T,GB6T,GB8T,GB8AT,GB11T,GB14T,GB170E,GB220E,GB290E/300E,GB400E
TOYO THBB71,THBB101,THBB301,THBB401,THBB801,THBB1400,THBB2000

FAQ

Q: Are you a manufacturer?

A: Yes,our factory was established in 2571.

Q: Are you sure your product will fit my excavator?

A: Our equipments are suitable for most excavators. Show us your excavator model, we'll confirm the solution.

Q: Can you produce according to customers' design?

A: Sure, OEM/ODM service available. We are professional manufacturer in HangZhou.

Q: What's the MOQ and payment terms?

A: MOQ is 1set. Payment via T/T,L/C, Western Union accepted, other terms can be negotiated.

Q: How about delivery time?

A: 5-25 work days after the payment.

Q: How about the package?

A: Our equipments wrapped by stretch film, packed by pallet or polywood case; or as requested.

Q: Which country have you exported?

A: Saudi Arabia, America, Thailand, Cyprus, India, Canada, Australia, Peru, Egypt, Brazil, Mexico, Iran, South Africa, etc.
 

Should you have any questions,call me,let's talk details.

 

 

 

 

How to Replace the Drive Shaft

Several different functions in a vehicle are critical to its functioning, but the driveshaft is probably the part that needs to be understood the most. A damaged or damaged driveshaft can damage many other auto parts. This article will explain how this component works and some of the signs that it may need repair. This article is for the average person who wants to fix their car on their own but may not be familiar with mechanical repairs or even driveshaft mechanics. You can click the link below for more information.
air-compressor

Repair damaged driveshafts

If you own a car, you should know that the driveshaft is an integral part of the vehicle's driveline. They ensure efficient transmission of power from the engine to the wheels and drive. However, if your driveshaft is damaged or cracked, your vehicle will not function properly. To keep your car safe and running at peak efficiency, you should have it repaired as soon as possible. Here are some simple steps to replace the drive shaft.
First, diagnose the cause of the drive shaft damage. If your car is making unusual noises, the driveshaft may be damaged. This is because worn bushings and bearings support the drive shaft. Therefore, the rotation of the drive shaft is affected. The noise will be squeaks, dings or rattles. Once the problem has been diagnosed, it is time to repair the damaged drive shaft.
Professionals can repair your driveshaft at relatively low cost. Costs vary depending on the type of drive shaft and its condition. Axle repairs can range from $300 to $1,000. Labor is usually only around $200. A simple repair can cost between $150 and $1700. You'll save hundreds of dollars if you're able to fix the problem yourself. You may need to spend a few more hours educating yourself about the problem before handing it over to a professional for proper diagnosis and repair.
The cost of repairing a damaged driveshaft varies by model and manufacturer. It can cost as much as $2,000 depending on parts and labor. While labor costs can vary, parts and labor are typically around $70. On average, a damaged driveshaft repair costs between $400 and $600. However, these parts can be more expensive than that. If you don't want to spend money on unnecessarily expensive repairs, you may need to pay a little more.
air-compressor

Learn how drive shafts work

While a car engine may be 1 of the most complex components in your vehicle, the driveshaft has an equally important job. The driveshaft transmits the power of the engine to the wheels, turning the wheels and making the vehicle move. Driveshaft torque refers to the force associated with rotational motion. Drive shafts must be able to withstand extreme conditions or they may break. Driveshafts are not designed to bend, so understanding how they work is critical to the proper functioning of the vehicle.
The drive shaft includes many components. The CV connector is 1 of them. This is the last stop before the wheels spin. CV joints are also known as "doughnut" joints. The CV joint helps balance the load on the driveshaft, the final stop between the engine and the final drive assembly. Finally, the axle is a single rotating shaft that transmits power from the final drive assembly to the wheels.
Different types of drive shafts have different numbers of joints. They transmit torque from the engine to the wheels and must accommodate differences in length and angle. The drive shaft of a front-wheel drive vehicle usually includes a connecting shaft, an inner constant velocity joint and an outer fixed joint. They also have anti-lock system rings and torsional dampers to help them run smoothly. This guide will help you understand the basics of driveshafts and keep your car in good shape.
The CV joint is the heart of the driveshaft, it enables the wheels of the car to move at a constant speed. The connector also helps transmit power efficiently. You can learn more about CV joint driveshafts by looking at the top 3 driveshaft questions
The U-joint on the intermediate shaft may be worn or damaged. Small deviations in these joints can cause slight vibrations and wobble. Over time, these vibrations can wear out drivetrain components, including U-joints and differential seals. Additional wear on the center support bearing is also expected. If your driveshaft is leaking oil, the next step is to check your transmission.
The drive shaft is an important part of the car. They transmit power from the engine to the transmission. They also connect the axles and CV joints. When these components are in good condition, they transmit power to the wheels. If you find them loose or stuck, it can cause the vehicle to bounce. To ensure proper torque transfer, your car needs to stay on the road. While rough roads are normal, bumps and bumps are common.
air-compressor

Common signs of damaged driveshafts

If your vehicle vibrates heavily underneath, you may be dealing with a faulty propshaft. This issue limits your overall control of the vehicle and cannot be ignored. If you hear this noise frequently, the problem may be the cause and should be diagnosed as soon as possible. Here are some common symptoms of a damaged driveshaft. If you experience this noise while driving, you should have your vehicle inspected by a mechanic.
A clanging sound can also be 1 of the signs of a damaged driveshaft. A ding may be a sign of a faulty U-joint or center bearing. This can also be a symptom of worn center bearings. To keep your vehicle safe and functioning properly, it is best to have your driveshaft inspected by a certified mechanic. This can prevent serious damage to your car.
A worn drive shaft can cause difficulty turning, which can be a major safety issue. Fortunately, there are many ways to tell if your driveshaft needs service. The first thing you can do is check the u-joint itself. If it moves too much or too little in any direction, it probably means your driveshaft is faulty. Also, rust on the bearing cap seals may indicate a faulty drive shaft.
The next time your car rattles, it might be time for a mechanic to check it out. Whether your vehicle has a manual or automatic transmission, the driveshaft plays an important role in your vehicle's performance. When 1 or both driveshafts fail, it can make the vehicle unsafe or impossible to drive. Therefore, you should have your car inspected by a mechanic as soon as possible to prevent further problems.
Your vehicle should also be regularly lubricated with grease and chain to prevent corrosion. This will prevent grease from escaping and causing dirt and grease to build up. Another common sign is a dirty driveshaft. Make sure your phone is free of debris and in good condition. Finally, make sure the driveshaft chain and cover are in place. In most cases, if you notice any of these common symptoms, your vehicle's driveshaft should be replaced.
Other signs of a damaged driveshaft include uneven wheel rotation, difficulty turning the car, and increased drag when trying to turn. A worn U-joint also inhibits the ability of the steering wheel to turn, making it more difficult to turn. Another sign of a faulty driveshaft is the shuddering noise the car makes when accelerating. Vehicles with damaged driveshafts should be inspected as soon as possible to avoid costly repairs.

China supplier Excavator Replacement Parts Furukawa Hb3g Hb5g Hydraulic Breaker Front Head Cylinder     near me shop China supplier Excavator Replacement Parts Furukawa Hb3g Hb5g Hydraulic Breaker Front Head Cylinder     near me shop

China factory Excavator Hydraulic Breaker Parts Sb10 Sb40 Sb43 Sb81 Sb121 Sb151 Main Boday Cylinder near me manufacturer

Product Description

 

Product Description                  

Excavator Spare Parts Hydraulic Breaker replacement Cylinder for SB30 SB40 SB81 SB121 SB151

1. The back heads, made from 42Cr steel, are forged according to large proportion,
to fully ensure products' density and performance, thus improving tightness.

2.Using advanced CNC machine, in strict accordance with products' technical 
requirement to forge products, to ensure each position's size, convenient to equip.

3.Having international advanced heat treatment technology, ensure heat and 
soaking time, which makes the whole get certain hardness ;products are out of 
shape at very little rate, thus reduce the possibility of air leakage.
 

 

 

Our Advantages

1)Heating processing technology: Quench and Tempe

2). Surface Treatment: Cold/Hot Zn Plating, Blackening Treatment(Salt Spray Test 48-96 hours), Ni Plating, Cr Plating, Spraying Undercoat, Anti-Rust Paint, Surface Paint, Plastic Paint. Coated Anti-Rust Water, Anti-Rust Oil, etc.

 

4). Dimension Inspection: Calipers, Height Gauge, Micrometer Calipers, Inside Caliper Gauge, Angle and R Gauge, 3 coordinates Measuring instrument.
 

Processing Procedure

Application

Our company has strict quality management, make sure the hammer plays lasting performance, with superior hitting power, excellent value for money, with advanced technology, to meet the customs requirements. The company produces hammers from small type to large type, with rich series, complete models. The hammer suitable for building demolition, road broken, mining, rock broken and other construction places

Company Profile

We are manufacturer of hydraulic breakers/hammers .The hydraulic breaker parts we have are: front head, back head, cylinder, chisel tool, seal kits ,piston, diaphragm, thrust bush, ring bush, front cover ,rod pin/chisel pin, stop pin, accumulator, through bolt, side bolt , bracket, upper cushion, lower cushion ,damper etc.
 we can also make and install excavator hydraulic kits/hammer lines/piping kits/hydraulic installation kits/breaker lines for hydraulic hammer, hydraulic shear, hydraulic crusher, quick coupler, demolition grab, power rammer etc. We can also supply other excavator parts.

Our products are of high quality, reasonable prices and efficient delivery. Our company's breaker pipelines and spare parts are all independently researched and developed. We have our own production plant, covering an area of about 3000 square meters. Our workers are skilled in craftsmanship and rich in experience, coupled with the blessing of advanced machinery and equipment, the quality of the products delivered is safe and reliable.Our products are not only of first-class quality, but also reasonable prices. It is our aim to provide high-quality products for foreign users. We will make unremitting efforts to make the company bigger and stronger, make friends with global customers, and seek common development and create a better future.

  

Welcome to visit our factory anytime!!

Packing & Delivery
 

Packing 1.Wood/Paper Case Packing,pallet,protect film,sheet belt.
2.OEM packing in accordance with customers' requirement.
Shipping 1.By sea Tinajin port for big amount around 15-30days.
2.By Express(DHL,UPS,TNT) for small amount around 3-7days.
Payment 1.Small and trial order 100% full payment.
2.Big order by 30% TT in advance and 70% against the BL.

                                       

FAQ
Q:How to order?
Contact with me directly or add my Wechat,Tel or Skype for more details about our products.Or tell me your demand and I will offer according to your requirement.After you confirm,I will send PI for payment.

Q:How to produce?
We can produce according to seal type and sizes.
if you need some customized parts, we can produce according to drawing and samples.

Q:How about delivery time?
15-25 work days after the payment.

Q:How about the package?
Our equipments wrapped by stretch film, packed by pallet or polywood case; or as requested.

Q:Which country have you exported?
Saudi Arabia, America, Thailand, Cyprus, India, Canada, Australia, Peru, Egypt, Brazil, Mexico, Iran, South Africa, etc.

Q:How about the payment?
We accept : T/T, PAYPAL, WESTERN UNION or L/C as usual , 30% advance payment in advance.

You are warmly welcome to visit our factory, our city and our Country !!!

What Is a Worm Gear Reducer?

If you have never seen a worm gear reducer before, you're missing out! Learn more about these incredible gears and their applications by reading this article! In addition to worm gear reducers, learn about worms and how they're made. You'll also discover what types of machines can benefit from worm gears, such as rock crushers and elevators. The following information will help you understand what a worm gear reducer is and how to find 1 in your area.
worm shaft

Typical worm shaft

A typical worm has 2 shafts, 1 for advancing and 1 for receding, which form the axial pitch of the gear. Usually, there are 8 standard axial pitches, which establish a basic dimension for worm production and inspection. The axial pitch of the worm equals the circular pitch of the gear in the central plane and the master lead cam's radial pitch. A single set of change gears and 1 master lead cam are used to produce each size of worm.
Worm gear is commonly used to manufacture a worm shaft. It is a reliable and efficient gear reduction system that does not move when the power is removed. Typical worm gears come in standard sizes as well as assisted systems. Manufacturers can be found online. Listed below are some common materials for worm gears. There are also many options for lubrication. The worm gear is typically made from case hardened steel or bronze. Non-metallic materials are also used in light-duty applications.
A self-locking worm gear prevents the worm from moving backwards. Typical worm gears are generally self-locking when the lead angle is less than 11 degrees. However, this feature can be detrimental to systems that require reverse sensitivity. If the lead angle is less than 4 degrees, back-driving is unlikely. However, if fail-safe protection is a prerequisite, back-driving worm gears must have a positive brake to avoid reverse movement.
Worm gears are often used in transmission applications. They are a more efficient way to reduce the speed of a machine compared to conventional gear sets. Their reduced speed is possible thanks to their low ratio and few components. Unlike conventional gear sets, worm gears require less maintenance and lower mechanical failure than a conventional gear set. While they require fewer parts, worm gears are also more durable than conventional gear sets.
There are 2 types of worm tooth forms. Convex and involute helicoids have different types of teeth. The former uses a straight line to intersect the involute worm generating line. The latter, on the other hand, uses a trapezoid based on the central cross section of the root. Both of these tooth forms are used in the production of worms. And they have various variations in pitch diameter.
worm shaft

Types of worms

Worms have several forms of tooth. For convenience in production, a trapezoid-based tooth form is used. Other forms include an involute helicoidal or a convolute worm generating a line. The following is a description of each type. All types are similar, and some may be preferred over others. Listed below are the 3 most common worm shaft types. Each type has its own advantages and disadvantages.
Discrete versus parallel axis: The design of a worm gear determines its ratio of torque. It's a combination of 2 different metals - 1 for the worm and 1 for the wheel - which helps it absorb shock loads. Construction equipment and off-road vehicles typically require varying torques to maneuver over different terrain. A worm gear system can help them maneuver over uneven terrain without causing excessive wear.
Worm gear units have the highest ratio. The sliding action of the worm shaft results in a high self-locking torque. Depending on the angle of inclination and friction, a worm gear can reach up to 100:1! Worm gears can be made of different materials depending on their inclination and friction angle. Worm gears are also useful for gear reduction applications, such as lubrication or grinding. However, you should consider that heavier gears tend to be harder to reverse than lighter ones.
Metal alloy: Stainless steel, brass, and aluminum bronze are common materials for worm gears. All 3 types have unique advantages. A bronze worm gear is typically composed of a combination of copper, zinc, and tin. A bronze shaft is more corrosive than a brass one, but it is a durable and corrosion-resistant option. Metal alloys: These materials are used for both the worm wheel.
The efficiency of worm gears depends on the assembly conditions and the lubricant. A 30:1 ratio reduces the efficiency to 81:1%. A worm gear is more efficient at higher ratios than an helical gear, but a 30:1 ratio reduces the efficiency to 81%. A helical gear reduces speed while preserving torque to around 15% of the original speed. The difference in efficiency between worm gear and helical gear is about half an hour!

Methods of manufacturing worm shafts

Several methods of manufacturing worm shafts are available in the market. Single-pointed lathe tools or end mills are the most popular methods for manufacturing worms. These tools are capable of producing worms with different pressure angles depending on their diameter, the depth of thread, and the grinding wheel's diameter. The diagram below shows how different pressure angles influence the profile of worms manufactured using different cutting tools.
The method for making worm shafts involves the process of establishing the proper outer diameter of a common worm shaft blank. This may include considering the number of reduction ratios in a family, the distance between the worm shaft and the gear set center, as well as the torques involved. These processes are also referred to as 'thread assembly'. Each process can be further refined if the desired axial pitch can be achieved.
The axial pitch of a worm must match the circular pitch of the larger gear. This is called the pitch. The pitch diameter and axial pitch must be equal. Worms can be left-handed or right-handed. The lead, which refers to the distance a point on the thread travels during 1 revolution of the worm, is defined by its angle of tangent to the helix on the pitch of the cylinder.
Worm shafts are commonly manufactured using a worm gear. Worm gears can be used in different applications because they offer fine adjustment and high gear reduction. They can be made in both standard sizes and assisted systems. Worm shaft manufacturers can be found online. Alternatively, you can contact a manufacturer directly to get your worm gears manufactured. The process will take only a few minutes. If you are looking for a manufacturer of worm gears, you can browse a directory.
Worm gears are made with hardened metal. The worm wheel and gear are yellow in color. A compounded oil with rust and oxidation inhibitors is also used to make worm gears. These oils adhere to the shaft walls and make a protective barrier between the surfaces. If the compounded oil is applied correctly, the worm gear will reduce the noise in a motor, resulting in a smoother performance.
worm shaft

applications for worm gear reducers

Worm gears are widely used in power transmission applications, providing a compact, high reduction, low-speed drive. To determine the torque ratio of worm gears, a numerical model was developed that makes use of the equation of displacement compatibility and the influence coefficient method, which provides fast computing. The numerical model also incorporates bending deflections of the gear surfaces and the mating surfaces. It is based on the Boussinesq theory, which calculates local contact deformations.
Worm gears can be designed to be right or left-handed, and the worm can turn either clockwise or counter-clockwise. An internal helical gear requires the same hand to operate both parts. In contrast, an external helical gear must be operated by the opposite hand. The same principle applies to worm gears in other applications. The torque and power transferred can be large, but worm gears are able to cope with large reductions in both directions.
Worm gears are extremely useful in industrial machinery designs. They reduce noise levels, save space, and give machines extra precision and fast-stopping capabilities. Worm gears are also available in compact versions, making them ideal for hoisting applications. This type of gear reducer is used in industrial settings where space is an issue. Its smaller size and less noise makes it ideal for applications that need the machine to stop quickly.
A double-throated worm gear offers the highest load capacity while still remaining compact. The double-throated version features concave teeth on both worm and gear, doubling the contact area between them. Worm gears are also useful for low to moderate-horsepower applications, and their high ratios, high output torque, and significant speed reduction make them a desirable choice for many applications. Worm gears are also quieter than other types of gears, reducing the noise and vibrations that they cause.
Worm gears have numerous advantages over other types of gears. They have high levels of conformity and can be classified as a screw pair within a lower-pair gear family. Worm gears are also known to have a high degree of relative sliding. Worm gears are often made of hardened steel or phosphor-bronze, which provides good surface finish and rigid positioning. Worm gears are lubricated with special lubricants that contain surface-active additives. Worm gear lubrication is a mixed lubrication process and causes mild wear and tear.

China factory Excavator Hydraulic Breaker Parts Sb10 Sb40 Sb43 Sb81 Sb121 Sb151 Main Boday Cylinder     near me manufacturer China factory Excavator Hydraulic Breaker Parts Sb10 Sb40 Sb43 Sb81 Sb121 Sb151 Main Boday Cylinder     near me manufacturer

China Good quality Excavator Parts Hydraulic Breaker Cylinder for Hydraulic Hammer with Great quality

Product Description

ARE YOU LOOKING FOR A RELIABLE FACTORY FOR HYDRAULIC BREAKER SPARE PARTS WITH
                                      STABLE QUALITY & AFTER-SALES SERVICE GUARANTEES?

DO YOU HAVE CLIENTS WHO WANT TO BUY THE DURABLE LONG LIFETIME & HIGH-END FINISH
                              HYDRAULIC HAMMER SPARE PARTS AS JAPAN OR KOREA'S?

ARE YOU FINDING JAPAN/KOREA SUPPLIERS' OFFER SO HIGH AND THINK ABOUT
                                           A BETTER ECONOMIC ALTERNATIVE?

HOW ABOUT A PERSON HELP YOU TO SOLVE ALL THE PROBLEMS AND LEAVE YOU
                                           TO SIT BACK AND RELAX?

Hi, I am Ryan, I have 8 years of international trade sales experience and now working for
HangZhou Zhongye Machinery Manufacture Co., Ltd.

I know you are looking for high-quality SPARE PARTS while affordable like this:

Now you can stop searching and comparison, I bet our factory can be your best choice. WHY?

1, Stable quality in various actual fields worldwide

Our chisels have been supplied to over 70 companies of more than 30 countries
Certificate such as CE, ISO, can also be a proof of our quality.

2, Well equipped production facility.

The one-stop operational resource that covers 2 manufacturing factories for hydraulic breaker, chisel,
and spare parts which 10 years' history Zhongye machinery factory for mid-range products.

Second NEW factory with an up-to-date production facility for high-end hydraulic breaker, chisel, and spare parts;

Third, We have pistons for the following hydraulic breaker/hammers:
you can also send us your drawing for mass customized production.
 

SOOSAN TOKU NPK GENERA HANWOO TOYOU ALTAS COPCO RAMMER
FURUKAWA KRUP MONRABERT STANELY OKANA INDECO MSB DAEMO

 

Brand Name

Below models are part of hydraulic breaker models for your refference.

Soosan SB40 SB43 SB45 SB50 SB60 SB81N SB81 SB81A SB100 SB121 SB130 SB140 SB151
Furukawa   HB20G HB30G HB40G HB8G HB10G HB5G HB15G
F19 F20 F22 F35 F70 FX47 F45 FS37 F27 FS22 F27 F12 F9 F6
Toku TNB150  TNB151 TNB14E TNB5M TNB4E TNB6E TNB7E TNB14B TNB14 TNB190 TNB230
General   GB8AT GB8T GB8F GB2T GB5T GB4T GB6T GB540E GB580E
NPK H2X NPK H4X NPK H6X NPK H-7X  NPK H-9X  NPK H-10X 
H-10XB E-12X  E210A/B NPK NPK H12XB NPK H14X NPK H20X
Daemo S2100 S2200 S2300 S3000
Krup HM960  HM951 HM720 HM980 HM1000 HM1500
MSB MS600 Xihu (West Lake) Dis.350
Okada OUB308 OUB312 OUB316
ToyoU          THBB401 THBB801 THBB1600 THBB2000
Hanwoo RHB323 RHB313 RHB305 RHB325 RHB326 RHB328 RHB330 RHB340 RHB350

3, Years of accumulated Art-Heat Treatment Technology

10 years of accumulated heat treatment technology, making the our spare parts 2 TIMES durable than most small workshops.

4, Quality Assurance

Every working procedure would influence the product quality, thus each working procedure should
sustaining testing on our production lines.  Our warranty policy could make you rest easy.

5, After-sales service

With my 8 years' export experience, I was confident I could ensure the smooth process from order
receiving until the order arrives at your hand.

Hence, Zhongye is available to show you our product range and CZPT you in the choice of the products that best fit your needs,

Isn't good enough?

I have a trade secret can make your business more profitable and competitive.

I guess most of your competitors haven't known that,

Just send me your detailed inquiry at the bottom and I will share it with you for free.

Grab the opportunity today! or your competitors may have learned that.

 

How to Choose the Right Worm Shaft

You might be curious to know how to choose the right Worm Shaft. In this article, you will learn about worm modules with the same pitch diameter, Double-thread worm gears, and Self-locking worm drive. Once you have chosen the proper Worm Shaft, you will find it easier to use the equipment in your home. There are many advantages to selecting the right Worm Shaft. Read on to learn more.
worm shaft

Concave shape

The concave shape of a worm's shaft is an important characteristic for the design of a worm gearing. Worm gearings can be found in a wide range of shapes, and the basic profile parameters are available in professional and firm literature. These parameters are used in geometry calculations, and a selection of the right worm gearing for a particular application can be based on these requirements.
The thread profile of a worm is defined by the tangent to the axis of its main cylinder. The teeth are shaped in a straight line with a slightly concave shape along the sides. It resembles a helical gear, and the profile of the worm itself is straight. This type of gearing is often used when the number of teeth is greater than a certain limit.
The geometry of a worm gear depends on the type and manufacturer. In the earliest days, worms were made similar to simple screw threads, and could be chased on a lathe. During this time, the worm was often made with straight-sided tools to produce threads in the acme plane. Later, grinding techniques improved the thread finish and reduced distortions resulting from hardening.
When a worm gearing has multiple teeth, the pitch angle is a key parameter. A greater pitch angle increases efficiency. If you want to increase the pitch angle without increasing the number of teeth, you can replace a worm pair with a different number of thread starts. The helix angle must increase while the center distance remains constant. A higher pitch angle, however, is almost never used for power transmissions.
The minimum number of gear teeth depends on the angle of pressure at zero gearing correction. The diameter of the worm is d1, and is based on a known module value, mx or mn. Generally, larger values of m are assigned to larger modules. And a smaller number of teeth is called a low pitch angle. In case of a low pitch angle, spiral gearing is used. The pitch angle of the worm gear is smaller than 10 degrees.
worm shaft

Multiple-thread worms

Multi-thread worms can be divided into sets of one, two, or 4 threads. The ratio is determined by the number of threads on each set and the number of teeth on the apparatus. The most common worm thread counts are 1,2,4, and 6. To find out how many threads you have, count the start and end of each thread and divide by two. Using this method, you will get the correct thread count every time.
The tangent plane of a worm's pitch profile changes as the worm moves lengthwise along the thread. The lead angle is greatest at the throat, and decreases on both sides. The curvature radius r" varies proportionally with the worm's radius, or pitch angle at the considered point. Hence, the worm leads angle, r, is increased with decreased inclination and decreases with increasing inclination.
Multi-thread worms are characterized by a constant leverage between the gear surface and the worm threads. The ratio of worm-tooth surfaces to the worm's length varies, which enables the wormgear to be adjusted in the same direction. To optimize the gear contact between the worm and gear, the tangent relationship between the 2 surfaces is optimal.
The efficiency of worm gear drives is largely dependent on the helix angle of the worm. Multiple thread worms can improve the efficiency of the worm gear drive by as much as 25 to 50% compared to single-thread worms. Worm gears are made of bronze, which reduces friction and heat on the worm's teeth. A specialized machine can cut the worm gears for maximum efficiency.

Double-thread worm gears

In many different applications, worm gears are used to drive a worm wheel. These gears are unique in that the worm cannot be reversed by the power applied to the worm wheel. Because of their self-locking properties, they can be used to prevent reversing motion, although this is not a dependable function. Applications for worm gears include hoisting equipment, elevators, chain blocks, fishing reels, and automotive power steering. Because of their compact size, these gears are often used in applications with limited space.
Worm sets typically exhibit more wear than other types of gears, and this means that they require more limited contact patterns in new parts. Worm wheel teeth are concave, making it difficult to measure tooth thickness with pins, balls, and gear tooth calipers. To measure tooth thickness, however, you can measure backlash, a measurement of the spacing between teeth in a gear. Backlash can vary from 1 worm gear to another, so it is important to check the backlash at several points. If the backlash is different in 2 places, this indicates that the teeth may have different spacing.
Single-thread worm gears provide high speed reduction but lower efficiency. A multi-thread worm gear can provide high efficiency and high speed, but this comes with a trade-off in terms of horsepower. However, there are many other applications for worm gears. In addition to heavy-duty applications, they are often used in light-duty gearboxes for a variety of functions. When used in conjunction with double-thread worms, they allow for a substantial speed reduction in 1 step.
Stainless-steel worm gears can be used in damp environments. The worm gear is not susceptible to rust and is ideal for wet and damp environments. The worm wheel's smooth surfaces make cleaning them easy. However, they do require lubricants. The most common lubricant for worm gears is mineral oil. This lubricant is designed to protect the worm drive.
worm shaft

Self-locking worm drive

A self-locking worm drive prevents the platform from moving backward when the motor stops. A dynamic self-locking worm drive is also possible but does not include a holding brake. This type of self-locking worm drive is not susceptible to vibrations, but may rattle if released. In addition, it may require an additional brake to keep the platform from moving. A positive brake may be necessary for safety.
A self-locking worm drive does not allow for the interchangeability of the driven and driving gears. This is unlike spur gear trains that allow both to interchange positions. In a self-locking worm drive, the driving gear is always engaged and the driven gear remains stationary. The drive mechanism locks automatically when the worm is operated in the wrong manner. Several sources of information on self-locking worm gears include the Machinery's Handbook.
A self-locking worm drive is not difficult to build and has a great mechanical advantage. In fact, the output of a self-locking worm drive cannot be backdriven by the input shaft. DIYers can build a self-locking worm drive by modifying threaded rods and off-the-shelf gears. However, it is easier to make a ratchet and pawl mechanism, and is significantly less expensive. However, it is important to understand that you can only drive 1 worm at a time.
Another advantage of a self-locking worm drive is the fact that it is not possible to interchange the input and output shafts. This is a major benefit of using such a mechanism, as you can achieve high gear reduction without increasing the size of the gear box. If you're thinking about buying a self-locking worm gear for a specific application, consider the following tips to make the right choice.
An enveloping worm gear set is best for applications requiring high accuracy and efficiency, and minimum backlash. Its teeth are shaped differently, and the worm's threads are modified to increase surface contact. They are more expensive to manufacture than their single-start counterparts, but this type is best for applications where accuracy is crucial. The worm drive is also a great option for heavy trucks because of their large size and high-torque capacity.

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