Product Description
Ratio 12:1 NEMA34 Stepper Motor Transmission Planetary Reducer Gearbox
Planetary gearbox is a kind of reducer with wide versatility. The inner gear adopts low carbon alloy steel carburizing quenching and grinding or nitriding process. Planetary gearbox has the characteristics of small structure size, large output torque, high speed ratio, high efficiency, safe and reliable performance, etc. The inner gear of the planetary gearbox can be divided into spur gear and helical gear. Customers can choose the right precision reducer according to the needs of the application.
Product Description
Description:
(1).The output shaft is made of large size,large span double bearing design,output shaft and planetary arm bracket as a whole.The input shaft is placed directly on the planet arm bracket to ensure that the reducer has high operating accuracy and maximum torsional rigidity.
(2).Shell and the inner ring gear used integrated design,quenching and tempering after the processing of the teeth so that it can achieve high torque,high precision,high wear resistance.Moreover surface nickel-plated anti-rust treatment,so that its corrosion resistance greatly enhanced.
(3).The planetary gear transmission employs full needle roller without retainer to increase the contact surface,which greatly upgrades structural rigidity and service life.
(4).The gear is made of Japanese imported material.After the metal cutting process,the vacuum carburizing heat treatment to 58-62HRC. And then by the hobbing,Get the best tooth shape,tooth direction,to ensure that the gear of high precision and good impact toughness.
(5).Input shaft and sun gear integrated structure,in order to improve the operation accuracy of the reducer.
Characteristics:
1.Low Noise:The use of helical gear design,to achieve a smooth,quite operation of the reducer.
2. High Precision:Backlash is 3 arcmin or less,accurate positioning.
3. High Rigidity,High Torque:The output shaft used large size,large span double support bearing design,which improves the rigidity and torque of the reducer.
4. High Efficiency:1-stage up to 95% or more,2-stage up to 92% or more.
5. Maintenance-Free:Low grease wear,can be lifetime lubrication.
6. Sealing Effect is Good:Lubricating grease with high viscosity,not easy to separate the characteristics,ip65 protection class to ensure that no grease leakage.
7. Installation Unrestrained:Can be installed arbitrarily.
8. Wide Applicability:Applicable to any type of servo motor.
9. An organic [integral] whole output axis.
10.Speed ratio range:3-100
11.Precision range:8-16arcmin
12.Size range:60-120mm
Specifications | PVFN60 | PVFN90 | PVFN120 | |||
Technal Parameters | ||||||
Max. Torque | Nm | 1.5times rated torque | ||||
Emergency Stop Torque | Nm | 2.5times rated torque | ||||
Max. Radial Load | N | 240 | 450 | 1240 | ||
Max. Axial Load | N | 220 | 430 | 1000 | ||
Torsional Rigidity | Nm/arcmin | 1.8 | 4.85 | 11 | ||
Max.Input Speed | rpm | 8000 | 6000 | 6000 | ||
Rated Input Speed | rpm | 4000 | 3500 | 3500 | ||
Noise | dB | ≤58 | ≤60 | ≤65 | ||
Average Life Time | h | 20000 | ||||
Efficiency Of Full Load | % | L1≥95% L2≥92% | ||||
Return Backlash | P1 | L1 | arcmin | ≤8 | ≤8 | ≤8 |
L2 | arcmin | ≤12 | ≤12 | ≤12 | ||
P2 | L1 | arcmin | ≤16 | ≤16 | ≤16 | |
L2 | arcmin | ≤20 | ≤20 | ≤20 | ||
Moment Of Inertia Table | L1 | 3 | Kg*cm2 | 0.46 | 1.73 | 12.78 |
4 | Kg*cm2 | 0.46 | 1.73 | 12.78 | ||
5 | Kg*cm2 | 0.46 | 1.73 | 12.78 | ||
7 | Kg*cm2 | 0.41 | 1.42 | 11.38 | ||
10 | Kg*cm2 | 0.41 | 1.42 | 11.38 | ||
L2 | 12 | Kg*cm2 | 0.44 | 1.49 | 12.18 | |
15 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
16 | Kg*cm2 | 0.72 | 1.49 | 12.18 | ||
20 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
25 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
28 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
30 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
35 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
40 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
50 | Kg*cm2 | 0.34 | 1.25 | 11.48 | ||
70 | Kg*cm2 | 0.34 | 1.25 | 11.48 | ||
100 | Kg*cm2 | 0.34 | 1.25 | 11.48 | ||
Technical Parameter | Level | Ratio | PVFN60 | PVFN90 | PVFN120 | |
Rated Torque | L1 | 3 | Nm | 27 | 96 | 161 |
4 | Nm | 40 | 122 | 210 | ||
5 | Nm | 40 | 122 | 210 | ||
7 | Nm | 34 | 95 | 170 | ||
10 | Nm | 16 | 56 | 86 | ||
L2 | 12 | Nm | 27 | 96 | 161 | |
15 | Nm | 27 | 96 | 161 | ||
16 | Nm | 40 | 122 | 210 | ||
20 | Nm | 40 | 122 | 210 | ||
25 | Nm | 40 | 122 | 210 | ||
28 | Nm | 40 | 122 | 210 | ||
30 | Nm | 27 | 96 | 161 | ||
35 | Nm | 40 | 122 | 210 | ||
40 | Nm | 40 | 122 | 210 | ||
50 | Nm | 40 | 122 | 210 | ||
70 | Nm | 34 | 95 | 170 | ||
100 | Nm | 16 | 56 | 86 | ||
Degree Of Protection | IP65 | |||||
Operation Temprature | ºC | – 10ºC to -90ºC | ||||
Weight | L1 | kg | 1.7 | 4.4 | 12 | |
L2 | kg | 1.9 | 5 | 14 |
Company Profile
Packaging & Shipping
1. Lead time: 10-15 days as usual, 30 days in busy season, it will be based on the detailed order quantity;
2. Delivery: DHL/ UPS/ FEDEX/ EMS/ TNT
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Application: | Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Textile Machinery |
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Function: | Change Drive Direction, Speed Changing, Speed Reduction |
Layout: | Coaxial |
Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Step: | Single-Step |
Samples: |
US$ 331/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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Choosing an Agricultural Gearbox
When it comes to choosing an agricultural gearbox, you may be wondering which one is right for you. The right gearbox for your tractor is important for several reasons. Here are some factors to consider. This article will provide an overview of these components. These parts include the Bevel gearbox, the Surface finish, Ellipticity, Bearings, and more. CZPT P/L offers a range of gearboxes for many different agricultural applications. The company’s PTO Speed Reducer/Increaser is specially designed to maintain the original rotation of PTO output.
Bevel gearboxes
Agricultural bevel gearboxes have high load capacity, making them an excellent choice for heavy-duty machines. Bevel gearing is also popular in mechanical transmission systems, such as those found on tractor transmission systems. Modern harvesters and other agricultural equipment require high-performance gearboxes to maintain efficient performance. To meet these requirements, agricultural equipment OEMs trust the Bevel gearboxes manufactured by CZPT Gearbox Company.
Unlike conventional worm gears, bevel gears use multiple shafts to transmit power. The bevel gears have three types of shafts, namely, hollow, projecting, and double-extended. In addition to being hollow, bevel gears can have additional shafts installed opposite the input shaft. They are available in a standard mount, aluminum housing, and three shaft types: double-extended, hollow, and projecting.
Agricultural bevel gearboxes are typically made from closed-grain cast-iron, although higher-sized models are made from SG 500/7 material. The screw is made from Cr-Mo medium carbon steel, which is hardened and tempered to maintain high core strength. A tapered roller bearing is mounted in the housing and is designed to carry heavy axial and radial loads. These gearboxes are also widely used in mixing, distribution, and cleaning machinery.
Bevel gearboxes for agricultural equipment are primarily used in agricultural machinery applications. Agricultural machinery often uses a PTO to transmit torque, but can only provide it at low speeds. Because of this, gearboxes are used for low-speed, massive-torque applications. Soil preparation and crop treatment are two common uses for these gearboxes. They are also useful in cement mixers.
Surface finish
In engineered gearboxes, the surface finish of the gear tooth surfaces is critical for smooth operation. Microscopic examination of gear tooth surfaces reveals a fine, unidirectional pattern. Traditionally used finishing methods include hob shaving, gear grinding, and honing. These techniques can improve the overall finish, but they also have their drawbacks. To overcome these problems, manufacturers use modern machine tooling techniques.
Agricultural gearboxes must be free from casting defects and mechanical damage. The processing surface must be flawless, with the ellipticity of the shaft hole no greater than 0.02 mm, and the centerline unevenness of the shaft holes is less than 0.015 mm. The relationship between shafts and bearing housing must be within 0.6 mm. These standards are crucial for the operation of agricultural machinery gearboxes.
Earlier, the gears were made of H11 and H13 tool steel, which progressively weakened after 20 gears. The tempering temperature is five to seven degrees Celsius or ten degrees Fahrenheit, depending on the steel used. To address this problem, Alloy 718 was developed. The alloy improved the life of die inserts, which reduced the overall cost. Further, the improved surface finish of agricultural gearboxes helped the customers reduce operating costs.
Ellipticity
A number of tasks require the use of an agricultural gearbox. These tasks can range from gardening to maintaining green spaces. These gearboxes transmit power from the input shaft to the output shaft, facilitating the change in direction, speed, or rotation. A quality gearbox is vital for the performance of agricultural machinery. Consider the type of operation you will be performing before buying one. You will also need to decide whether you will lubricate it.
An CZPT P/L Gearbox is one of their products. The company offers a full line of agricultural gearboxes at competitive prices. These gearboxes are designed to reduce input shaft speed and increase the PTO speed. The PTO Speed Reducer/Increaser is specially designed for this application. It helps maintain the original rotation of the PTO output shaft. It is suitable for various agricultural applications, including harvesters, balers, and cultivators.
An agricultural gearbox has an elliptic nature. It rotates around an axle core 90 degrees to create a bias state. The axle core of an agricultural gearbox rotates at a 90-degree angle to keep the shaft of the farming arbor in a neutral state. The bias state reduces the rotary driving force and reduces the amount of energy used in the operation. If a gearbox is designed correctly, it will keep a desired rotation torque.
Bearings
Agricultural gearboxes require high-quality bearings, and the global market is undergoing a transformation as more agricultural equipment becomes mechanized. The demand for bearings in agricultural equipment is expected to increase in the future, as cropping cycles will become shorter, and machinery will be used more intensively. Consequently, the wear on agricultural gear teeth and bearings will increase. This will result in a higher replacement rate for these parts.
Agricultural gearboxes must be able to withstand the high demands placed on them by the mounted farming implements. Harrows are a common example, and their disc-shaped attachments work to mix the top layer of soil. Because of their high demands, they must rotate continuously, and no matter what the terrain, they must be easy to run. Moreover, customised bearings will provide better seals.
In a study of 53 different agricultural gearboxes conducted by CZPT UK, they simulated 73 gear selections to find the right type of bearing. The simulation model took four weeks to set up and seven hours to run. As a result, CZPT always selects the “best bearing for the job” – a fitting solution. As such, CZPT understands the end user’s needs.
Quality of materials
Agricultural gearboxes play a vital role in the production of food. With the world’s population increasing, the need for food will also increase, and that means a greater need for efficient gearboxes. To make this happen, gearboxes must be able to withstand a variety of environmental conditions, including high and low temperatures, operation in arid and moist environments, and safety regulations.
A bevel gearbox has spiral bevel pinions that transmit rotational power to the axle. It is used in a variety of agricultural applications and is available in a range of ratios, horsepower, and configurations. This right-angle gear drive is widely used in portable grain elevators and grain carts. It has a 15-mm shaft diameter and is compatible with offset rotary fillers and hollow output shafts.
The gear box of a tractor is usually made of grey cast iron. Grey cast iron is a great choice for this component because it provides good wear resistance and vibration dampening. Belt pulleys are also made from grey cast iron. Large belt pulleys are made by casting processes. Similarly, the brake drum material needs to be high-quality to be effective. It is generally made of grey iron ASTM A48 Class 35.
editor by Dream 2024-05-15