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Product Description

Product Description

Boqiang Drive K Series Helical -Bevel Geared Motor

Features:
High efficiency: 92%-93%;
-Vertical output, compact structure, hard tooth surface , large output torque, low noise and long service life.
-High precision: the gear is made of high-quality alloy steel forging, carbonitriding and hardening treatment, grinding process to ensure high precision and stable running.
-High interchangeability: highly modular, serial design, strong versatility and interchangeability.

Technical parameters

Ratio 5.36-197.37
Input power 0.12-200KW
Output torque 10-62800N.m
Output speed 7-415rpm
Mounting type Foot mounted, foot mounted with CHINAMFG shaft, output flange mounted, hollow shaft mounted, B5 flange mounted with hollow shaft, foot mounted with hollow shaft, B14 flange mounted with hollow shaft, foot mounted with splined hole, foot mounted with shrink disk, hollow shaft mounted with anti-torque arm.
Input Method Flange input(AM), shaft input(AD), inline AC motor input, or AQA servo motor
Brake Release HF-manual release(lock in the brake release position), HR-manual release(autom-atic braking position)
Thermistor TF(Thermistor protection PTC thermisto)
TH(Thermistor protection Bimetal swotc
Ratio 5.36-197.37
Input power 0.12-200KW
Output torque 10-62800N.m
Output speed 7-415rpm
Mounting type Foot mounted, foot mounted with CHINAMFG shaft, output flange mounted, hollow shaft mounted, B5 flange mounted with hollow shaft, foot mounted with hollow shaft, B14 flange mounted with hollow shaft, foot mounted with splined hole, foot mounted with shrink disk, hollow shaft mounted with anti-torque arm.
Input Method Flange input(AM), shaft input(AD), inline AC motor input, or AQA servo motor
Brake Release HF-manual release(lock in the brake release position), HR-manual release(autom-atic braking position)
Thermistor TF(Thermistor protection PTC thermisto)
TH(Thermistor protection Bimetal swotc

Specification
 

Model

Shaft Dia.

mm

Horizontal Center Height mm

External Flange Dia.

 mm

Power
(kw)

Ratio

(i)

Nominal Torque

(Nm)

Solid Shaft

Hollow Shaft

K/KF/KA/KAF37

ф25

ф30

100

160

0.12-2.2

8-102

180

K/KF/KA/KAF47

ф30

ф35

112

200

0.18-4

8-126

380

K/KF/KA/KAF57

ф35

ф40

132

250

0.25-5.5

8-143

580

K/KF/KA/KAF67

ф40

ф40

140

250

0.37-7.5

8-143

680

K/KF/KA/KAF77

ф50

ф50

180

300

0.75-11

8-175

1300

K/KF/KA/KAF87

ф60

ф60

212

350

1.5-18.5

8-197

2500

K/KF/KA/KAF97

ф70

ф70

265

450

2.2-30

8-197

3900

K/KF/KA/KAF107

ф90

ф90

315

450

4-45

8-197

6800

K/KF/KA/KAF127

ф110

ф100

375

550

7.5-90

8-197

11200

K/KF/KA/KAF157

ф120

ф120

450

660

11-110

8-198

11700

K/KF/KA/KAF167

ф160

ф135

500

15-160

8-186

32000

K/KF/KA/KAF187

ф190

ф155

600

18.5-200

8-186

50000

 

K series gear units are available in the following designs:

1.K.. Y.. Foot shaft extension mounted helical – spiral bevel gear reducer:
 

 

 

 

2.KAB or KW.. Y.. Foot hollow shaft mounted helical – spiral bevel gear reducer:

 

3.KA.. Y.. Hollow shaft mounted helical – spiral bevel gear reducer

4.KAZ.. Y.. Small flange hollow shaft mounted helical – spiral bevel gear reducer

5.KF.. Y.. Flange shaft extension mounted helical bevel gear reducer

6.KAF.. Y.. Flange hollow shaft mounted helical – spiral bevel gear reducer

7.KAT.. Y.. Helical bevel gear reducer mounted with hollow shaft with anti-swivel arm

 

8.K(KF  KA  KAF  KAZ)K.. AD.. Shaft input helical bevel gear reducer

9.KA(KF  K  KAF  KAZ).. R.. Y.. Combined helical bevel gear reducer

10.KA(KF  K  KAF  KAZ).. R.. Y.. Shaft input for combined helical – spiral bevel gear reduction

11.K(KF  KA  KAF  KAZ)K.. P/SF.. Coupling flange input type helical bevel gear reducer

Mounting poKition:

PoKition of the motor thermal box:
Input power rating and permissible torque:

Gear unit weight:

 

Photos of the factory area

ZHangZhoug Boqiang Transmission Co., Ltd. was established in 2002 and is a high-tech enterprise that integrates design, development, manufacturing, and operation, producing and selling reduction motors and power transmission equipment. The company is located in Oubei Town, HangZhoua County, at the forefront of national reform and opening up, known as the “Little Xihu (West Lake) Dis.” of HangZhou. Close to National Highway 104 and east to HangZhou International Airport and Xihu (West Lake) Dis. International Container Terminal; South to HangZhou Railway Station and Passenger Transport Center; There are also many national tourist attractions such as Yandang Mountain and Xihu (West Lake) Dis. River. With convenient transportation and unique geographical location, it is highly welcomed by domestic and foreign users.
Our company produces 12 series of helical gear reducers for various purposes, including shaft mounted helical gear reducers, helical bevel gear reducers, helical worm gear reducers, spiral bevel gear steering boxes, worm gear reducers, continuously variable transmissions, spiral elevators, and large gearboxes. The power coverage is 0.12-2000kw, with a reduction ratio of 1.25-30000. Various combinations, deformations, and specialized products can meet most industrial requirements. The R, K, F, and S series reducers adopt the modular design principle of unit structure, greatly reducing the types of components and inventory, and greatly shortening the delivery cycle. The components have strong universality and low maintenance costs.

Boqiang has a leading position in China in terms of technology level and product market share. The products are widely used in various fields such as metallurgy, light industry, packaging, medicine, petroleum, chemical industry, lifting and transportation, three-dimensional parking, printing and dyeing, elevators, wind power, etc. Boqiang Company has excellent performance. The transmission technology experts from the headquarters and numerous application engineers and after-sales service technicians from various regional offices provide you with rapid and comprehensive technical consultation and comprehensive services.

Looking back at the past and looking CHINAMFG to the future, Boqiang has always been on the way forward, constantly improving and surpassing itself with high-quality products and comprehensive services, and winning the favor of the market and customers. We are willing to work together with people of insight from all walks of life to create a more brilliant tomorrow.
Processing equipment

Testing equipment and quality control
Quality:Insist on Improvement,Strive for CHINAMFG With the development of equipment manufacturing indurstry,customer never satirsfy with the current quality of our products,on the contrary,wcreate the value of quality.
Quality policy:to enhance the overall level in the field of power transmission  
Quality View:Continuous Improvement , pursuit of excellence
Quality Philosophy:Quality creates value

Packaging And Transportation

FAQ
Q1: I want to buy your products, how can I pay?
A: You can pay via T/T(30%+70%), L/C ,D/P etc. 

Q2: How can you guarantee the quality?
A: One year’s warranty against B/L date. If you meet with quality problem, please send us pictures or video to check, we promise to send spare parts or new products to replace. Our guarantee not include inappropriate operation or wrong specification selection. 

Q3: How we select models and specifications?
A: You can email us the series code (for example: RC series helical gearbox) as well as requirement details, such as motor power,output speed or ratio, service factor or your application…as much data as possible. If you can supply some pictures or drawings,it is nice. 

Q4: If we don’t find what we want on your website, what should we do?
A: We offer 3 options:
1, You can email us the pictures, drawings or descriptions details. We will try to design your products on the basis of our
standard models.
2, Our R&D department is professional for OEM/ODM products by drawing/samples, you can send us samples, we do customized design for your bulk purchasing.
3, We can develop new products if they have good market. We have already developed many items for special using successful, such as special gearbox for agitator, cement conveyor, shoes machines and so on. 

Q5: Can we buy 1 pc of each item for quality testing?
A: Yes, we are glad to accept trial order for quality testing.

Q6: How about your product delivery time?
A: Normally for 20’container, it takes 25-30 workdays for RV series worm gearbox, 35-40 workdays for helical gearmotors.

 

 

Application: Motor, Machinery
Function: Speed Changing, Speed Reduction, Speed Increase
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Base/Flange Installation
Step: Single Step
Customization:
Available

|

Customized Request

bevel gear

How do you install a bevel gear system?

Installing a bevel gear system involves several steps to ensure proper alignment, smooth operation, and efficient power transmission. Here’s a detailed explanation of how to install a bevel gear system:

  1. Preparation: Before installing the bevel gear system, gather all the necessary tools and equipment. Ensure that you have the correct bevel gears, shafts, bearings, and any additional components required for your specific application. Familiarize yourself with the system’s design, specifications, and installation instructions provided by the gear manufacturer.
  2. Clean and Inspect: Thoroughly clean all the components of the bevel gear system, including the gears, shafts, and bearings. Inspect them for any signs of damage, wear, or defects. Replace any damaged or worn-out parts to ensure optimal performance and longevity.
  3. Shaft Alignment: Proper alignment of the shafts is crucial for the bevel gear system’s performance. Ensure that the shafts are aligned accurately, both angularly and axially, as specified by the manufacturer. Misalignment can lead to premature wear, increased noise, and reduced efficiency. Use precision measurement tools, such as dial indicators, to achieve the required alignment.
  4. Bearing Installation: Install the bearings on the shafts according to the manufacturer’s instructions. Ensure that the bearings are securely fitted and properly lubricated. Proper bearing installation helps support the shafts, reduces friction, and ensures smooth rotation of the gears.
  5. Gear Meshing: Carefully position the bevel gears on the shafts, ensuring proper meshing between the teeth. The gear teeth should engage smoothly and evenly without any binding or excessive clearance. Achieving the correct gear meshing is crucial for efficient power transmission and to prevent premature wear or damage to the gears.
  6. Housing Assembly: Assemble the housing or casing that encloses the bevel gear system. Ensure that all housing components are aligned and securely fastened. Follow the manufacturer’s instructions for proper housing assembly, including the use of gaskets or seals to prevent lubricant leakage and contamination.
  7. Lubrication: Proper lubrication is essential for the smooth operation and longevity of the bevel gear system. Apply the recommended lubricant to the gears, bearings, and other moving parts according to the manufacturer’s specifications. Ensure that the lubricant used is compatible with the gear material, operating conditions, and environmental factors.
  8. Testing and Adjustment: After the installation is complete, perform a thorough system check. Rotate the shafts manually or using a suitable drive mechanism to ensure smooth gear operation, proper alignment, and absence of abnormal noise or vibration. Make any necessary adjustments, such as gear backlash or meshing depth, as per the manufacturer’s guidelines and based on the specific application requirements.

It’s important to note that the installation process may vary depending on the specific bevel gear system and application. Always refer to the manufacturer’s instructions and guidelines for the particular gear system you are working with to ensure proper installation and optimal performance.

In summary, installing a bevel gear system involves preparation, cleaning and inspection, shaft alignment, bearing installation, gear meshing, housing assembly, lubrication, and thorough testing and adjustment. Following proper installation procedures and adhering to manufacturer guidelines are essential to achieve efficient power transmission, smooth operation, and the desired performance from the bevel gear system.

bevel gear

What are the potential challenges in designing and manufacturing bevel gears?

Designing and manufacturing bevel gears can present several challenges due to their complex geometry, load requirements, and manufacturing processes. Here’s a detailed explanation of the potential challenges:

When it comes to designing and manufacturing bevel gears, the following challenges may arise:

  • Complex Geometry: Bevel gears have intricate geometry with non-parallel and intersecting tooth profiles. Designing bevel gears requires a thorough understanding of gear theory, tooth engagement, and load distribution. The complex geometry poses challenges in determining the optimal tooth profile, tooth contact pattern, and gear ratios for the specific application.
  • Load Analysis and Distribution: Determining the correct load analysis and distribution is crucial to ensure the gears can handle the anticipated forces and torques. Bevel gears often encounter varying loads, including radial loads, axial loads, and bending moments. Accurately predicting and distributing these loads across the gear teeth is essential for achieving proper gear strength, minimizing wear, and preventing premature failure.
  • Manufacturing Precision: Bevel gears require high manufacturing precision to ensure smooth operation, minimal backlash, and efficient power transmission. Achieving the required precision in gear manufacturing involves precise machining, grinding, and heat treatment processes. The complex geometry of bevel gears adds to the manufacturing complexity, necessitating specialized equipment and skilled operators.
  • Alignment Challenges: Proper alignment of bevel gears is critical for optimal performance and longevity. Achieving accurate alignment can be challenging due to the non-parallel shafts and intricate tooth profiles. Misalignment can lead to increased noise, vibration, and premature wear. Design considerations for alignment, as well as careful assembly and alignment procedures during manufacturing, are necessary to address this challenge.
  • Lubrication and Cooling: Bevel gears require effective lubrication to minimize friction, wear, and heat generation. Ensuring proper lubrication and cooling can be challenging due to the unique shape of bevel gears and the limited space available for lubricant circulation. Designing appropriate lubrication systems, selecting suitable lubricants, and considering heat dissipation methods are essential for maintaining optimal gear performance and preventing overheating.
  • Quality Control: Maintaining consistent quality during the manufacturing process is crucial for reliable bevel gears. Implementing robust quality control measures, including dimensional inspections, surface quality assessments, and gear testing, helps ensure that the manufactured gears meet the specified requirements. Consistency in gear quality is essential to minimize variations in performance and to ensure accurate gear meshing and load distribution.

Addressing these challenges requires a combination of engineering expertise, advanced manufacturing techniques, and quality control processes. Collaborating with experienced gear designers, employing state-of-the-art manufacturing technologies, and conducting thorough testing and analysis can help overcome these challenges and produce high-quality bevel gears that meet the performance and durability requirements of the intended application.

bevel gear

Can you explain the concept of straight and spiral bevel gears?

Straight and spiral bevel gears are two common types of bevel gears that have different tooth geometries and characteristics. Here’s a detailed explanation of the concept of straight and spiral bevel gears:

Straight Bevel Gears:

Straight bevel gears are a type of bevel gears with straight-cut teeth that are machined on the cone-shaped surface of the gears. The teeth of straight bevel gears are parallel to the gear axis and intersect at a 90-degree angle. These gears are often used when the intersecting shafts need to transmit rotational motion at a right angle.

Straight bevel gears have the following characteristics:

  • Tooth Engagement: In straight bevel gears, the tooth engagement occurs gradually as the gears rotate. This results in a relatively smooth and continuous transfer of power between the gears.
  • Noise and Vibration: Straight bevel gears can produce more noise and vibration compared to other types of bevel gears, particularly at higher speeds. The straight-cut teeth create impact and noise during the engagement process.
  • Efficiency: Straight bevel gears have relatively high efficiency due to their simple tooth geometry and direct engagement.
  • Applications: Straight bevel gears are commonly used in applications such as automotive differentials, hand drills, and other mechanical power transmission systems where a 90-degree change in direction is required.

Spiral Bevel Gears:

Spiral bevel gears are another type of bevel gears with curved teeth that are machined on the cone-shaped surface of the gears. The teeth of spiral bevel gears are cut in a spiral pattern, gradually curving along the gear surface. This spiral tooth geometry provides several advantages over straight bevel gears.

Spiral bevel gears have the following characteristics:

  • Tooth Engagement: Spiral bevel gears have a more gradual and smoother tooth engagement compared to straight bevel gears. The spiral-shaped teeth allow for progressive contact between the gears, resulting in reduced impact, noise, and vibration.
  • Noise and Vibration: Spiral bevel gears produce less noise and vibration compared to straight bevel gears due to their improved tooth engagement characteristics.
  • Load Capacity: Spiral bevel gears have higher load-carrying capacity compared to straight bevel gears due to the increased contact area between the gear teeth. This makes them suitable for applications that require higher torque transmission.
  • Efficiency: Spiral bevel gears have slightly lower efficiency compared to straight bevel gears due to the sliding action between the teeth during engagement. However, advancements in gear design and manufacturing techniques have improved their efficiency.
  • Applications: Spiral bevel gears are commonly used in applications where smooth and quiet operation is required, such as automotive rear axle drives, machine tools, and industrial machinery.

In summary, straight bevel gears have straight-cut teeth that intersect at a 90-degree angle, while spiral bevel gears have curved teeth that engage in a spiral pattern. Straight bevel gears are suitable for applications that require a right angle change in direction, while spiral bevel gears provide smoother engagement, reduced noise, and higher load-carrying capacity. The selection between straight and spiral bevel gears depends on the specific requirements of the application, including the desired level of noise, vibration, efficiency, and torque transmission.

China Good quality K Series Selection of Section Steel Material, Steel Cast Iron Box, Gear Surface Through High-Frequency Heat Treatment of Bevel Gear Reducer manufacturer China Good quality K Series Selection of Section Steel Material, Steel Cast Iron Box, Gear Surface Through High-Frequency Heat Treatment of Bevel Gear Reducer manufacturer
editor by CX 2023-10-23