China Standard Precision Planetary Gearbox for Medical Equipment gearbox and motor

Product Description

 
 

Product Description

Product Parameters

 

Parameters Unit Level Reduction Ratio Flange Size Specification
042 060 090 115 142 180 220 280 330
Rated Output Torque T2n N.m 1 3 20 55 130 208 342 750 1140 1500 3000
4 19 50 140 290 542 1050 1700 5800 10190
5 22 60 160 330 650 1200 2000 4400 7180
6 20 55 140 300 550 1100 1800 3500 6500
7 19 50 140 300 550 1100 1800 3220 5000
8 17 45 120 260 500 1000 1600 2595 4080
10 14 40 100 230 450 900 1500 1820 3500
2 12 20 55 130 208 342 1050 1700 5800 10190
15 22 60 160 330 650 1200 2000 4400 7180
20 22 60 160 330 650 1200 2000 5800 10190
25 22 60 160 330 650 1200 2000 4400 7180
28 19 50 140 300 550 1100 1800 5800 10190
30 20 55 130 230 450 900 1500 1500 3500
35 22 60 160 330 650 1200 2000 4400 7180
40 22 60 160 330 650 1200 2000 5800 10190
50 22 60 160 330 650 1200 2000 4400 7180
70 19 50 140 300 550 1100 1800 3220 5000
100 14 40 100 230 450 900 1500 1820 3500
3 120 20 55 140 290 542 1050 1700 5800 10190
150 22 60 160 330 650 1200 2000 4400 7180
200 22 60 160 330 650 1200 2000 5800 10190
250 22 60 160 330 650 1200 2000 4400 7180
280 19 50 140 300 550 1100 1800 5800 10190
350 22 60 160 330 650 1200 2000 4400 7180
400 22 60 160 330 650 1200 2000 5800 10190
500 22 60 160 330 650 1200 2000 4400 7180
700 19 50 140 300 550 1100 1800 3220 5000
1000 14 40 100 230 450 900 1500 1820 3500
Maximum Output Torque T2b N.m 1,2,3 3~1000 3Times of Rated Output Torque 2Times of Rated Output Torque
Rated Input Speed N1n rpm 1,2,3 3~1000 5000 5000 3000 3000 3000 3000 2000 1500 1500
Maximum Input Speed N1b rpm 1,2,3 3~1000 10000 10000 6000 6000 6000 6000 4000 3000 3000
Ultra Precision Backlash PS arcmin 1 3~10 ≤1 ≤1 ≤1 ≤1 ≤1 ≤1 ≤1    
arcmin 2 12~100 ≤2 ≤2 ≤2 ≤2 ≤2 ≤2 ≤2    
arcmin 3 120~1000 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5    
High Precision Backlash P0 arcmin 1 3~10 ≤2 ≤2 ≤2 ≤2 ≤2 ≤2 ≤2    
arcmin 2 12~100 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3    
arcmin 3 120~1000 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7    
Precision Backlash P1 arcmin 1 3~10 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3 ≤15 ≤15
arcmin 2 12~100 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤18 ≤18
arcmin 3 12~1000 ≤9 ≤9 ≤9 ≤9 ≤9 ≤9 ≤9 ≤22 ≤22
Standard Backlash P2 arcmin 1 3~10 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5    
arcmin 2 12~100 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7    
arcmin 3 120~1000 ≤11 ≤11 ≤11 ≤11 ≤11 ≤11 ≤11    
Torsional Rigidity Nm/arcmin 1,2,3 3~1000 3 4.5 14 25 50 145 225 213.3 339
Allowable Radial Force F2rb2 N 1,2,3 3~1000 780 1550 3250 6700 9400 14500 30000 15000 17000
Allowable Axial Force F2ab2 N 1,2,3 3~1000 390 770 1630 3350 4700 7250 14000 12000 15000
Moment of Inertia J1 kg.cm2 1 3~10 0.05 0.2 1.2 2 7.2 25 65 39.9 73.4
kg.cm2 2 12~100 0.03 0.08 0.18 0.7 1.7 7.9 14 18.8 23.8
kg.cm2 3 120~1000 0.03 0.03 0.01 0.04 0.09 0.21 0.82 13.54 18.8
Service Life hr 1,2,3 3~1000 20000
Efficiency η % 1 3~10 97%
2 12~100 94%
3 120~1000 91%
Noise Level dB 1,2,3 3~1000 ≤56 ≤58 ≤60 ≤63 ≤65 ≤67 ≤70 ≤73 ≤75
Operating Temperature ºC 1,2,3 3~1000 -10~+90
Protection Class IP 1,2,3 3~1000 IP65
Weights kg 1 3~10 0.6 1.3 3.9 8.7 16 31 48 110 160
2 12~100 0.8 1.8 4.6 10 20 39 62 135 180
3 120~1000 1.2 2.3 5.3 11 22 44 68 145 192

FAQ

Q: How to select a gearbox?

A: Firstly, determine the torque and speed requirements for your application. Consider the load characteristics, operating environment, and duty cycle. Then, choose the appropriate gearbox type, such as planetary, worm, or helical, based on the specific needs of your system. Ensure compatibility with the motor and other mechanical components in your setup. Lastly, consider factors like efficiency, backlash, and size to make an informed selection.

Q: What type of motor can be paired with a gearbox?

A: Gearboxes can be paired with various types of motors, including servo motors, stepper motors, and brushed or brushless DC motors. The choice depends on the specific application requirements, such as speed, torque, and precision. Ensure compatibility between the gearbox and motor specifications for seamless integration.

Q: Does a gearbox require maintenance, and how is it maintained?

A: Gearboxes typically require minimal maintenance. Regularly check for signs of wear, lubricate as per the manufacturer’s recommendations, and replace lubricants at specified intervals. Performing routine inspections can help identify issues early and extend the lifespan of the gearbox.

Q: What is the lifespan of a gearbox?

A: The lifespan of a gearbox depends on factors such as load conditions, operating environment, and maintenance practices. A well-maintained gearbox can last for several years. Regularly monitor its condition and address any issues promptly to ensure a longer operational life.

Q: What is the slowest speed a gearbox can achieve?

A: Gearboxes are capable of achieving very slow speeds, depending on their design and gear ratio. Some gearboxes are specifically designed for low-speed applications, and the choice should align with the specific speed requirements of your system.

Q: What is the maximum reduction ratio of a gearbox?

A: The maximum reduction ratio of a gearbox depends on its design and configuration. Gearboxes can achieve various reduction ratios, and it’s important to choose 1 that meets the torque and speed requirements of your application. Consult the gearbox specifications or contact the manufacturer for detailed information on available reduction ratios.

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Application: Motor, Electric Cars, Machinery, Agricultural Machinery, Gearbox
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Customization:
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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

precision planetary gearbox

What is the expected lifespan of a precision planetary gearbox?

The expected lifespan of a precision planetary gearbox can vary depending on several factors. Here’s a detailed explanation of the factors that can influence the lifespan of a precision planetary gearbox:

1. Quality of Manufacturing:

– The quality of manufacturing plays a crucial role in determining the lifespan of a precision planetary gearbox.

– Gearboxes manufactured with high-quality materials, precise machining, and strict quality control processes are likely to have a longer lifespan.

– Components such as gears, bearings, and seals must be manufactured to tight tolerances and undergo proper heat treatment or surface hardening processes to ensure durability.

2. Operating Conditions:

– The operating conditions in which the precision planetary gearbox is used significantly impact its lifespan.

– Factors such as temperature, humidity, shock, and vibration levels can affect the gearbox’s performance and longevity.

– Gearboxes subjected to extreme temperatures or harsh environments may experience accelerated wear and reduced lifespan.

3. Load and Torque:

– The magnitude and type of load applied to the precision planetary gearbox influence its lifespan.

– Continuous operation near or beyond the gearbox’s rated torque capacity can lead to premature wear and failure.

– Overloading, shock loads, or frequent reversals in direction can also impact the gearbox’s lifespan.

4. Lubrication and Maintenance:

– Proper lubrication and regular maintenance are essential for maximizing the lifespan of a precision planetary gearbox.

– Insufficient or improper lubrication can lead to increased friction, wear, and heat generation, reducing the gearbox’s lifespan.

– Regular inspection, cleaning, and lubrication of the gearbox, as recommended by the manufacturer, can help identify and address potential issues before they escalate.

5. Application Requirements:

– The specific requirements of the application, including duty cycle, operating speed, and operational cycles, can affect the lifespan of the precision planetary gearbox.

– Gearboxes designed for continuous heavy-duty applications may have a shorter lifespan compared to those used in intermittent or light-duty applications.

6. Overdesign and Safety Factors:

– Some precision planetary gearboxes are intentionally overdesigned or incorporate safety factors to ensure a longer lifespan.

– Gearboxes with higher safety factors or robust construction can withstand unexpected load spikes or harsh operating conditions, increasing their lifespan.

7. Maintenance and Repair Practices:

– The quality and timeliness of maintenance and repair practices can impact the lifespan of a precision planetary gearbox.

– Following recommended maintenance schedules, promptly addressing any issues, and using genuine replacement parts can help extend the gearbox’s lifespan.

8. Manufacturer and Design:

– The reputation and expertise of the gearbox manufacturer, as well as the design features, can influence the expected lifespan.

– Well-established manufacturers with a track record of producing reliable gearboxes are more likely to provide products with longer lifespans.

– Design features such as optimized gear tooth profiles, robust housing, and effective sealing mechanisms can enhance the longevity of the gearbox.

9. Usage Patterns:

– The usage patterns of the precision planetary gearbox, including the frequency of start-stop cycles and the duration of continuous operation, can impact its lifespan.

– Gearboxes subjected to frequent start-stop cycles or prolonged continuous operation may experience higher wear and reduced lifespan.

In summary, the expected lifespan of a precision planetary gearbox depends on factors such as the quality of manufacturing, operating conditions, load and torque, lubrication and maintenance practices, application requirements, overdesign and safety factors, maintenance and repair practices, manufacturer and design, and usage patterns. While it is challenging to provide an exact lifespan, a well-designed and properly maintained precision planetary gearbox can typically last for several years or even decades in appropriate operating conditions.

precision planetary gearbox

How does the efficiency of a precision planetary gearbox compare to other types of gearboxes?

The efficiency of a precision planetary gearbox is an important factor to consider when evaluating its performance and suitability for different applications. Here’s a detailed explanation of how the efficiency of a precision planetary gearbox compares to other types of gearboxes:

1. Spur Gearboxes:

– Spur gearboxes are one of the simplest and most common types of gearboxes.

– In terms of efficiency, precision planetary gearboxes generally offer higher efficiency compared to spur gearboxes.

– This is because planetary gearboxes distribute the load over multiple gear teeth, reducing the contact load and resulting in lower friction and power losses.

– Spur gearboxes, on the other hand, have only one set of gear teeth in contact at a time, leading to higher frictional losses and lower efficiency.

2. Helical Gearboxes:

– Helical gearboxes are known for their higher load-carrying capacity and smoother operation compared to spur gearboxes.

– In terms of efficiency, precision planetary gearboxes generally offer similar or slightly higher efficiency compared to helical gearboxes.

– Helical gearboxes have inclined gear teeth, which introduce axial forces and sliding contact, resulting in slightly higher frictional losses compared to planetary gearboxes.

– However, the difference in efficiency between precision planetary and helical gearboxes is relatively small and may vary depending on the specific design and quality of the gears.

3. Worm Gearboxes:

– Worm gearboxes are widely used for applications that require high gear reduction ratios and self-locking capabilities.

– In terms of efficiency, precision planetary gearboxes generally offer higher efficiency compared to worm gearboxes.

– Worm gearboxes have sliding contact between the worm and the worm wheel, which results in higher friction and power losses.

– Precision planetary gearboxes, with their multiple gear meshes and rolling contact, exhibit lower frictional losses and higher efficiency.

4. Bevel and Hypoid Gearboxes:

– Bevel and hypoid gearboxes are commonly used for applications that require changes in shaft direction and high torque transmission.

– In terms of efficiency, precision planetary gearboxes generally offer comparable or slightly higher efficiency compared to bevel and hypoid gearboxes.

– Bevel and hypoid gearboxes have complex gear tooth profiles and sliding contact, resulting in relatively higher frictional losses compared to planetary gearboxes.

– However, the efficiency difference between precision planetary and bevel/hypoid gearboxes can vary depending on the specific design, quality, and operating conditions.

Overall, precision planetary gearboxes are known for their high efficiency compared to other types of gearboxes, such as spur, helical, worm, bevel, and hypoid gearboxes. The multiple gear meshes and rolling contact in precision planetary gearboxes contribute to reduced frictional losses and improved efficiency. However, it’s important to note that the actual efficiency of a gearbox can also depend on factors such as gear quality, lubrication, operating conditions, and load characteristics, so it’s always advisable to consider specific gearbox specifications and performance data when evaluating efficiency.

precision planetary gearbox

What materials are commonly used in the construction of precision planetary gearboxes?

The construction of precision planetary gearboxes involves the use of various materials to ensure durability, strength, and efficient power transmission. Here are the commonly used materials in their construction:

1. Gears:

– Gears in precision planetary gearboxes are typically made from high-quality materials with excellent wear resistance and strength.

– Common gear materials include:

Steel: Alloy steels such as 4140, 4340, or 8620 are commonly used due to their high strength, hardness, and toughness.

Stainless Steel: Stainless steel alloys provide corrosion resistance along with good mechanical properties.

Cast Iron: Cast iron gears offer high wear resistance and dampening properties, making them suitable for specific applications.

Brass: Brass gears are used in applications where low noise operation and high lubricity are required.

2. Gear Shafts:

– Gear shafts transmit torque from the gears to the output shaft. They need to be strong and rigid to withstand the forces involved.

– Common materials used for gear shafts include:

Steel Alloys: Similar to gear materials, steel alloys such as 4140, 4340, or 8620 are commonly used for gear shafts due to their high strength and toughness.

Stainless Steel: Stainless steel alloys offer corrosion resistance, making them suitable for specific applications where exposure to moisture or harsh environments is a concern.

3. Housing:

– The housing of precision planetary gearboxes provides support and protection to the internal components.

– Common materials used for gearbox housing include:

Aluminum Alloys: Aluminum alloys offer a good balance of strength and lightweight properties, making them ideal for applications where weight reduction is important.

Cast Iron: Cast iron housings provide excellent strength, rigidity, and vibration damping properties.

Steel: Steel housings offer high strength and durability, suitable for heavy-duty applications.

4. Bearings:

– Bearings in precision planetary gearboxes are crucial for smooth and efficient operation.

– Common bearing materials include:

Steel: Steel bearings, such as chrome steel or stainless steel, are widely used due to their high load-bearing capacity and durability.

Ceramics: Ceramic bearings offer high strength, stiffness, and resistance to corrosion and wear.

5. Lubricants:

– Lubricants are essential for reducing friction and wear between the gears and other moving components in the gearbox.

– Common lubricants include mineral oils, synthetic oils, and greases specifically formulated for gear applications.

In summary, precision planetary gearboxes are constructed using a combination of materials that provide the necessary strength, durability, and efficient power transmission. Gear materials commonly include steel, stainless steel, cast iron, and brass. Gear shafts are typically made from steel alloys or stainless steel. Gearbox housings can be made of aluminum alloys, cast iron, or steel. Bearings are commonly made of steel or ceramics, and lubricants ensure smooth operation and reduce friction. The specific materials used may vary depending on the application requirements and the desired balance of properties, such as strength, weight, corrosion resistance, and wear resistance.

China Standard Precision Planetary Gearbox for Medical Equipment   gearbox and motor	China Standard Precision Planetary Gearbox for Medical Equipment   gearbox and motor
editor by CX 2024-05-09

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