HFD180 Hot -Spinning Machine(Diameter 89-180mm)
HFD180 Hot-Spinning Machine including: Intermediate Frequency Heating Equipment, Thermal-Spinning Forming Machine, Bottom Pushing Machine, etc. Total power for Complete Equipment is about 200Kw, installation area is 13000 x 8000mm, specific parameter as following:
Intermediate Frequency Heating Equipment Model D180-110Kw
A.Main Technical Parameter:
|Rated Power(Kw)||Rated Frequency(Hz)||Power Frequency Voltage(V)|
B.Equipment Performance and Technical Requirement:
|Rated Power(Kw)||Max Power(Kw)||Rated Frequency(Hz)||Power Frequency Voltage(V)||Output Voltage(V)||Matching Transformer(KVA)|
1-2, Master Control Broad:
Master Control Broad uses imported integrated circuit. Rectifier triggers do not need any adjustment, it has phase sequence to adaptive electric circuit with high reliability. Inverter adapts sweeping-frequency and zero pressure start-up, it has the function of heavy load starting. Frequency tracking circuit using the average sampling programs to improve anti-jamming capability of the inverter. Inverter circuit also added inverter angle regulating circuit, which can automatically adjust load impedance matching.
1-3, Protection and Control:
Master Control Broad internal function includes: Rectifier phase shifting trigger, Phase self-adaption, Inverter trigger, Reverse lead angle lock, Inverter repeat start, Over-current protection, Over-voltage protection, Open-phase protection, Hydraulic under-voltage protection, Control panel under-voltage protection,etc.
1-4, The Standard of Frequency Converter:
ZBK46001-87 Semiconductor Frequency Converter for Induction Heating
JB/DQ6367-88 Semiconductor Frequency Converter for Intermediate Frequency Induction Heating, Product Quality Analysis and so on
JB4086.85 Technical Condition of Electric Control Equipment for Intermediate Frequency Induction Heating
JB/T4280-93 Intermediate Frequency Coreless Induction Furnace
1-5, Water Tank:
Frequency Converter and Capacitor all adopt open return system, it’s better for observation. Cabinet body with water pressure protection device.
1-6, External Power Cord:
External Frequency Power Cord enter from the top of Intermediate frequency power supply cabinet.
1-7, Power Regulating:
There is Power Regulating Knob on the panel of Intermediate Frequency Power Supply Cabinet, the output power of frequency converter is adjustable.
1-8, Main Circuit Connection:
Main circuits of the power supply cabinet are made by copper.
1-9, Color of Cabinet:
Computer spray gray.
C.Cooling Water System
3-1, Technique Data:
Cooling water inlet temperature: 5-35ºC
Cooling water outlet temperature:≤55ºC
Cooling water pressure:0.3-0.4Mpa
Water supply: 0.57135P(P is rated power) (M³/h)
Gradient of water return pipe:I-0.01
3-2, Quality Demand of Cooling Water:
Total hardness: ≤10 degree
Available capacity of cooling water pond cannot less than 2~3 times of supplying water.
D. Supply Scope of Complete Equipment
4-1, Frequency Converter 1 set
4-2,φ180 Heater 1 set
4-3, Worktable 1 set
4-4, Closed Cooling Tower 1 set
E. Installation, Commissioning and Acceptance
5-1, Customer is in charge of the building projects, such as design of workshop, pond excavation,etc. Under the technical guidance of our company, customer can finish the installation of complete sets of equipment,i.e. taking and fixing the equipment in place, installing cooling water pipeline, installing connection cable, connecting power frequency cable.(Installation materials should be prepared by customer)
F. Technical Data Provided
6-1, Foundation Drawing for Equipment Installation, Drawing for Cooling Water Pipeline(Customer need to provide layout dimension drawing of workshop)
6-2, Operation Instruction for KGPS Thyristor Frequency Converter(Provided by random)
6-3, Equipment Inspection Certificate and Factory Packing List
Hot Spinning Machine Technical Parameters
A.Parameters for Cylinder
1-1, Cylinder Material: 34CrMo4 (35 CrMo),37Mn,30 CrMo,45#
1-2, Specification of Cylinder:
B. Performance for Hot Spinning Machine
2.1, Production rate: <80s/bottle(including the time of input and output material)
2.2, Equipment total power: around 60KW
Main motor: 30KW–6P
2.3, Flap rotation torque: 20KN.m
2.4, Hydraulic system nominal operating pressure:5–8Mpa (Low pressure), 6-15Mpa (High pressure)
2.5, Speed of Mainshaft: 400~450 R/M
2.6, Two optional types for auxiliary heating: Automatic or Manual
C. Structure of Hot Spinning Machine
3.1, Hot spinning machine main engine includes main engine chassis, main shaft, jack catch clamping device, grip cylinder, oil dispenser.
3.2, Panel turnover mechanism includes turning plate, turning plate oil cylinder, turning plate bearing(single-boom) and adjusting mechanism, turning plate centre lower than 20mm of main shaft centre, cushion block.
3.3, Equipment includes feeding mechanism, discharge mechanism, air cylinder, removable and adjustable feed frame.
3.4, Steel pipe positioning mode: prelocalization
3.5, Hydraulic system includes high-low pressure pump, control valve and connecting pipeline.
3.6, One set electric control cabinet, 1 set electric control box.
3.7, Two types for CZPT lifting device: Automatic or Manual
Main components for electric control box:
|Main bearing of the spindle||HangZhou Bearing Factory(China)|
|Motor control ac contactor||Schneider(Electric Company)|
|Air switch, circuit breaker||Schneider(Electric Company)|
|Bottom switch||Schneider(Electric Company)|
D100 Bottom Pushing Machine
A.Parameter for cylinder:
1.1, Material for cylinder: 34CrMo4 (35 CrMo), 37Mn, 30 CrMo,45#
1.2, Specification of cylinder:
B. Performance for Bottom Pushing Machine
2.1, Production rate: <80s/bottle(including the time of input and output material)
2.2, Equipment total power: around 30KW
C. Structure of Bottom Pushing Machine
3.1, Bottom Pushing Machine consists of main engine, hydraulic system, feeding and discharging mechanism.
3.2, Two types for Bottom Pushing Device: Automatic or Manual
3.3, A set of Deslagging Device
CNC Roller type Spinning Machine
Processing Diameter: 406~920mm
|Main Engine Power||200Kw||250Kw||280Kw||355Kw|
|Rolling Wheel Swing Angle||90 degree||90 degree||90 degree||90 degree|
|Machine Dimension L*W*H||23000*3200*2300mm||23000*3200*2300mm||31000*3200*2500mm||31000*3200*3300mm|
CNC Roller type Spinning Machine
Processing Diameter: 219~406mm
|Main Engine Power||90Kw||144Kw|
|Rolling Wheel Swing Angle||100 degree||100 degree|
|Machine Dimension L*W*H||16000*2000*1420mm||18000*2000*1600mm|
Template type Spinning Machine
Processing Diameter: 200~406mm
|Main Engine Power||37Kw||90Kw||110Kw|
|Template Retroflexion Angle||90 degree||90 degree||90 degree|
|Template Center Height Adjust||+-20mm||+-30mm||+-30mm|
|Machine Dimension L*W*H||16000*2000*1300mm||16000*2000*1420mm||18000*2000*1600mm|
Double Roller Series CNC Playback General Spinning Flow Forming Machine
Processing Diameter: 690~3000mm
|Model||Max Rough Diamater(mm)||Height from Spindle to Tailstock(mm)||Longitudinal Thrust(KN)||Radial Trust(KN)|
Triple Roller Type CNC Power Spinning Flow Forming Machine
|Max Rough Diameter||mm||400||600||700|
|Min Rough Diameter||mm||60||60||100|
|Max length of work piece(positive rotation)||mm||1200||2000||2500|
|Max length of work piece(contrarotation)||mm||2200||3000||4000|
|Double center distance||mm||4700||6000||6500|
|Main engine power||Kw||37/40||100/110||120|
|Spinning roller base longitudinal stroke||mm||1500||2000/2500||2500/3000|
|Spinning roller base longitudinal thrust||KN||170||250/300||400/450|
|Spinning roller base horizontal stroke||mm||170||270||300|
|Spinning roller base horizontal thrust||KN||3*100||3*200||3*300|
Concave Bottom Stamping Machine
We are professional manufacturer of lpg tank production line. We need to know following information to quote you correct machineries:
Q: What size of LNG cylinder your machine can produce?
A: 15kgs and 50kgs LNG cylinder and other size according customers’ requirement.
Q: Can you design machines according LNG cylinder technical drawing?
A: Sure, please send your technical drawing to us.
Q: What are the benefits to choose your machines?
A: Our machines are strong and reliable for long term industrial manufacturing
To enable me give you correct proposal for correct machines, pls tell me following details:
1.Can you send me the technical drawing of the cylinders you want to make?
2.What size of cylinder you want to produce?(15kg, 50kg)
3.What kind of gas will be used inside cylinder? Nitrogen, Oxygen, etc..?
4. What temperature?
5.What diameter and thickness of the cylinder you want to make?
6.What length and material of cylinder you want to make,stainless steel or carbon steel?
7.Are you new in this area or you already have some machines in the workshop?
8.Capacity you require, i.e. how many pieces and sizes you want to make per day?
An Overview of Worm Shafts and Gears
This article provides an overview of worm shafts and gears, including the type of toothing and deflection they experience. Other topics covered include the use of aluminum versus bronze worm shafts, calculating worm shaft deflection and lubrication. A thorough understanding of these issues will help you to design better gearboxes and other worm gear mechanisms. For further information, please visit the related websites. We also hope that you will find this article informative.
Double throat worm gears
The pitch diameter of a worm and the pitch of its worm wheel must be equal. The 2 types of worm gears have the same pitch diameter, but the difference lies in their axial and circular pitches. The pitch diameter is the distance between the worm’s teeth along its axis and the pitch diameter of the larger gear. Worms are made with left-handed or right-handed threads. The lead of the worm is the distance a point on the thread travels during 1 revolution of the worm gear. The backlash measurement should be made in a few different places on the gear wheel, as a large amount of backlash implies tooth spacing.
A double-throat worm gear is designed for high-load applications. It provides the tightest connection between worm and gear. It is crucial to mount a worm gear assembly correctly. The keyway design requires several points of contact, which block shaft rotation and help transfer torque to the gear. After determining the location of the keyway, a hole is drilled into the hub, which is then screwed into the gear.
The dual-threaded design of worm gears allows them to withstand heavy loads without slipping or tearing out of the worm. A double-throat worm gear provides the tightest connection between worm and gear, and is therefore ideal for hoisting applications. The self-locking nature of the worm gear is another advantage. If the worm gears are designed well, they are excellent for reducing speeds, as they are self-locking.
When choosing a worm, the number of threads that a worm has is critical. Thread starts determine the reduction ratio of a pair, so the higher the threads, the greater the ratio. The same is true for the worm helix angles, which can be one, two, or 3 threads long. This varies between a single thread and a double-throat worm gear, and it is crucial to consider the helix angle when selecting a worm.
Double-throat worm gears differ in their profile from the actual gear. Double-throat worm gears are especially useful in applications where noise is an issue. In addition to their low noise, worm gears can absorb shock loads. A double-throat worm gear is also a popular choice for many different types of applications. These gears are also commonly used for hoisting equipment. Its tooth profile is different from that of the actual gear.
Bronze or aluminum worm shafts
When selecting a worm, a few things should be kept in mind. The material of the shaft should be either bronze or aluminum. The worm itself is the primary component, but there are also addendum gears that are available. The total number of teeth on both the worm and the addendum gear should be greater than 40. The axial pitch of the worm needs to match the circular pitch of the larger gear.
The most common material used for worm gears is bronze because of its desirable mechanical properties. Bronze is a broad term referring to various copper alloys, including copper-nickel and copper-aluminum. Bronze is most commonly created by alloying copper with tin and aluminum. In some cases, this combination creates brass, which is a similar metal to bronze. The latter is less expensive and suitable for light loads.
There are many benefits to bronze worm gears. They are strong and durable, and they offer excellent wear-resistance. In contrast to steel worms, bronze worm gears are quieter than their counterparts. They also require no lubrication and are corrosion-resistant. Bronze worms are popular with small, light-weight machines, as they are easy to maintain. You can read more about worm gears in CZPT’s CZPT.
Although bronze or aluminum worm shafts are the most common, both materials are equally suitable for a variety of applications. A bronze shaft is often called bronze but may actually be brass. Historically, worm gears were made of SAE 65 gear bronze. However, newer materials have been introduced. SAE 65 gear bronze (UNS C90700) remains the preferred material. For high-volume applications, the material savings can be considerable.
Both types of worms are essentially the same in size and shape, but the lead on the left and right tooth surfaces can vary. This allows for precise adjustment of the backlash on a worm without changing the center distance between the worm gear. The different sizes of worms also make them easier to manufacture and maintain. But if you want an especially small worm for an industrial application, you should consider bronze or aluminum.
Calculation of worm shaft deflection
The centre-line distance of a worm gear and the number of worm teeth play a crucial role in the deflection of the rotor. These parameters should be entered into the tool in the same units as the main calculation. The selected variant is then transferred to the main calculation. The deflection of the worm gear can be calculated from the angle at which the worm teeth shrink. The following calculation is helpful for designing a worm gear.
Worm gears are widely used in industrial applications due to their high transmittable torques and large gear ratios. Their hard/soft material combination makes them ideally suited for a wide range of applications. The worm shaft is typically made of case-hardened steel, and the worm wheel is fabricated from a copper-tin-bronze alloy. In most cases, the wheel is the area of contact with the gear. Worm gears also have a low deflection, as high shaft deflection can affect the transmission accuracy and increase wear.
Another method for determining worm shaft deflection is to use the tooth-dependent bending stiffness of a worm gear’s toothing. By calculating the stiffness of the individual sections of a worm shaft, the stiffness of the entire worm can be determined. The approximate tooth area is shown in figure 5.
Another way to calculate worm shaft deflection is by using the FEM method. The simulation tool uses an analytical model of the worm gear shaft to determine the deflection of the worm. It is based on a two-dimensional model, which is more suitable for simulation. Then, you need to input the worm gear’s pitch angle and the toothing to calculate the maximum deflection.
Lubrication of worm shafts
In order to protect the gears, worm drives require lubricants that offer excellent anti-wear protection, high oxidation resistance, and low friction. While mineral oil lubricants are widely used, synthetic base oils have better performance characteristics and lower operating temperatures. The Arrhenius Rate Rule states that chemical reactions double every 10 degrees C. Synthetic lubricants are the best choice for these applications.
Synthetics and compounded mineral oils are the most popular lubricants for worm gears. These oils are formulated with mineral basestock and 4 to 6 percent synthetic fatty acid. Surface-active additives give compounded gear oils outstanding lubricity and prevent sliding wear. These oils are suited for high-speed applications, including worm gears. However, synthetic oil has the disadvantage of being incompatible with polycarbonate and some paints.
Synthetic lubricants are expensive, but they can increase worm gear efficiency and operating life. Synthetic lubricants typically fall into 2 categories: PAO synthetic oils and EP synthetic oils. The latter has a higher viscosity index and can be used at a range of temperatures. Synthetic lubricants often contain anti-wear additives and EP (anti-wear).
Worm gears are frequently mounted over or under the gearbox. The proper lubrication is essential to ensure the correct mounting and operation. Oftentimes, inadequate lubrication can cause the unit to fail sooner than expected. Because of this, a technician may not make a connection between the lack of lube and the failure of the unit. It is important to follow the manufacturer’s recommendations and use high-quality lubricant for your gearbox.
Worm drives reduce backlash by minimizing the play between gear teeth. Backlash can cause damage if unbalanced forces are introduced. Worm drives are lightweight and durable because they have minimal moving parts. In addition, worm drives are low-noise and vibration. In addition, their sliding motion scrapes away excess lubricant. The constant sliding action generates a high amount of heat, which is why superior lubrication is critical.
Oils with a high film strength and excellent adhesion are ideal for lubrication of worm gears. Some of these oils contain sulfur, which can etch a bronze gear. In order to avoid this, it is imperative to use a lubricant that has high film strength and prevents asperities from welding. The ideal lubricant for worm gears is 1 that provides excellent film strength and does not contain sulfur.