产品描述
概述
产品描述
Wide Selection of Gearbox Products
The gearbox usually adopts a general design scheme, but in special cases, the design scheme of the gearbox can be changed according to the demands of the user, and it can be modified into an industry-specific gearbox. In the design scheme of the gearbox, the parallel shaft, vertical shaft, general box, and various parts can be changed
Advantages
- Absorption of very high torques and axial forces
- No need for separate thrust housing & bearing.
- Easy alignment (screw directly fits into the vore of gear box)
- Easy to assemble & dismantle.
- Very heavy duty spherical roller thrust bearing is provided.
- Power saving. (you may save up to 20 % power.)
- Less requirement of space.
- For bigger sizes water cooling is provided
- No maintenance required except periodic oil level checking.
- Higher productivity
Features
- Twin Screw Extruder Gearboxes offer the dual shaft counter rotating. The range is available for various center distances
- The gearboxes are available with co-rotating and counter rotating variants
- To work under heavy loading force, the high level dissipation and oil lubrication system are provided. The axial roller type swivel thrust with the thrust bearing coupled in tandem way support the axial thrust
- High torque and high speed output rate
Processing Characteristics of Screw Shaft:
1.Suitable suggestion on material to ensure components performance and extend lifetime of products.
2.Professional technical team can provide surveying and mapping support.
3.All components are finished by CNC machine.
4.Sophisticated quality management system ensure superior quality.
Basic Info.
| Warranty: 1 year | Weight (KG): 500 KG |
| 产地： HangZhou, China | 齿轮传动装置： helical |
| ratio: 8-20 | 输出扭矩： 2*176 |
| standard: JB/T8853-2001 | 证书： 中央电气 |
| Heat treatment: High-frequency Hardening | 效率： 94%~98%(depends on the transmission stage) |
| Customized support:OEM ODM | Input/output shaft material 40Cr |
| Package: Wooden case | Mount position: Flange, hollow shaft, CHINAMFG shaft |
| After-sale:Online 24/7 Installation Xihu (West Lake) Dis. | advantage: excellent quality |
| Reduction radio: 3:1 | Mount Position: Horizontal Foot Mounted Vertical |
| 输入速度： 1500 | 输出速度： 500 |
Packaging & delivery
| Packing: wooden case packing | |
| Port: HangZhou Port |
应用程序
X helical gear units for double-screw extruders with parallel drive shafts and the same direction of screw rotation are used mainly in the manufacture of granulates and the refining of raw plastics. Other areas of application include:
- Paint and lacquer industry
- Washing agent industry
- Foodstuff industry (e.g. bread, pasta)
- Animal-feed industry (dog, cat other animal food
Maintenance of the gearbox of the dual-screw extruder
1. The gear box of the dual-screw extruder should be well-ventilated, and the working environment temperature should be within the range of 5-35 °C.
2. Always check the oil quantity of the gear lubricating oil in the box to ensure that the transmission parts in the box are well lubricated.
3. Pay attention to check the bearing parts of the box frequently. The oil temperature of the oil tank of the transmission box should not exceed 70 ºC during operation.
4. The newly put into use gearbox needs to replace the lubricating oil after 250 hours of operation. The oil change time depends on the state of the oil. It is recommended to replace it after 4000-8000 hours of operation or once a year.
5. The gearbox of the dual-screw extruder needs to be regularly maintained and inspected once a year
Operating Process
1. The gear on the input shaft is driven by the motor and starts to rotate.
2. The rotating input gear meshes with other gears inside the gearbox, transmitting power.
3. Different-sized gears within the gearbox are combined to form a gear train. Through continuous meshing and rotation, the high-speed, low-torque power from the input shaft gradually converts into low-speed, high-torque output.
4. The output shaft is connected to the last gear and transfers the output torque to the load.
5. Gear reduction gearboxes typically include lubrication and cooling systems to ensure smooth operation and prevent overheating and damage.
6. Our extruder gearbox converts high-speed, low-torque power into low-speed, high-torque output by changing the size ratios and meshing arrangements of different gears, achieving the function of speed reduction.
Types of Gearboxes:
Based on customer requirements, gear reduction gearboxes can be classified according to the size of the output shaft, center distance of the output shaft, output speed, and torque. Alternatively, we can provide several commonly used types of gearboxes for customers to choose from.
Product Service
| 24-hour Hotline
No matter when and where to call we can find our service to you.
| Pre-sales Consultation
We have 5 sales people online, and whether you have any question can be solved through online communication. | After-sales Services
Receive products have any questions about the product, can look for us,we will help you deal with the the first time,to your satisfaction. |
展览
Certificate
Company profile
ZheJiang Arrow Machinery Co., Ltd.is a company specializing in R&D, production, sales, application promotion of food engineering projects. As 1 of the largest scaled food processing equipment &whole plant engineering problem solvers in China, machines served for more than 970 companies, export to 116 countries, area, more than 20 years engineering team, we recognize that quality equals value, aims to create a great future together with global customers.
常问问题
1. Q: How about Arrow Machinery?
R: ZheJiang Arrow Machinery Co., Ltd. is a High-Tech company. Our firm is composed of a strong
team which has substantial experience in R&D, manufacture, technique and sales service and has
specialized in extruder industry for 10 years,leading screw barrel manufacturer in China.
2. Q:What’s Arrow machinery’s capacity?
R:Company is in strict accordance with CE and ISO9001 quality certification system.There are over 200
models of extruders and spare parts.
3. Q:What’s the delivery time?
R:For regular size, we have finished stock and semi-finished stock, 2 weeks max enough
for customized, normally within 20days .
4. Q:How about the gearbox quality and price?
R: top quality in China with competitive price and globle after-sale service
5. Q:what’s the life time and guarantee buy from Arrow machinery ?
R: 3~5years life time for nitriding ones and bimtallic ones will be longer
One year min. Guarantee.
6.Q:Where is Arrow Machinery factory and how to reach there?
R:NO.47 Chengbohu Road, Xihu (West Lake) Dis. District,HangZhou City, China. You can take the train or plane to HangZhou and we can pick you up.
7.Q:How to contact with you?
R:just reply to me if have any question.
| 运费： 每件商品预计运费。 | 待协商 |
|---|
| 应用： | Motor, Machinery |
|---|---|
| 功能： | Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| 布局： | 同轴 |
| 定制化： | 可用的 | 定制请求 |
|---|
蜗轮减速机的自锁特性
是的，蜗轮蜗杆减速器具有自锁特性，这在某些应用中非常有利。自锁是指当系统静止时，机构能够防止运动从输出轴传递回输入轴的能力。由于蜗轮和蜗杆的独特设计，蜗轮蜗杆减速器本身就具有自锁特性。
自锁特性源于蜗杆轴上的螺旋角。在设计合理的蜗轮蜗杆传动装置中，蜗杆的螺旋角能够产生机械优势，从而抵抗反向运动。当传动装置未被主动驱动时，蜗杆螺纹与蜗轮齿之间的摩擦力会产生锁定效应。
This self-locking feature makes worm gearboxes particularly useful in applications where holding a load in position without external power is necessary. For instance, they are commonly used in situations where there’s a need to prevent a mechanism from backdriving, such as in conveyor systems, hoists, and jacks.
However, it’s important to note that while self-locking properties can be beneficial, they also introduce some challenges. The high friction between the worm gear and worm wheel during self-locking can lead to higher wear and heat generation. Additionally, the self-locking effect can reduce the efficiency of the gearbox when it’s actively transmitting motion.
When considering the use of a worm gearbox for a specific application, it’s crucial to carefully analyze the balance between self-locking capabilities and other performance factors to ensure optimal operation.
蜗轮蜗杆减速机与螺旋齿轮减速机：对比分析
Worm gearboxes and helical gearboxes are two popular types of gear systems, each with its own set of advantages and disadvantages. Let’s compare them:
| 方面 | 蜗轮箱 | 螺旋齿轮箱 |
| 效率 | 由于蜗杆与蜗轮之间的滑动摩擦，效率降低。 | 由于螺旋齿轮齿之间的滚动接触，效率更高。 |
| 扭矩传递 | 单级即可实现优异的扭矩传递和高减速比。 | 扭矩传递性能良好，但高减速比可能需要多级减速。 |
| 噪声和振动 | 通常情况下，滑动操作会导致更高的噪音和振动水平。 | 由于滚动接触更顺畅，噪音和振动水平更低。 |
| 反弹 | 由于设计原因，固有反冲较大。 | 由于螺旋齿啮合，齿隙减小。 |
| 高速运转下的效率 | 由于效率损失，不太适合高速应用。 | 由于效率更高，更适合高速应用。 |
| 过载保护 | 天然的自锁功能提供了一定的过载保护。 | 可能不具备同等水平的固有过载保护能力。 |
| 应用程序 | 常用于需要高减速比的应用，例如输送系统和重型机械。 | 广泛应用于汽车变速器、工业机械等领域。 |
蜗轮蜗杆减速器和斜齿轮减速器在工程领域各有用途，具体选择取决于应用需求。蜗轮蜗杆减速器适用于高减速比的应用，而斜齿轮减速器则因其更高的效率和更平稳的运行而备受青睐。
蜗轮蜗杆减速器能提供高扭矩输出吗？
是的，蜗轮蜗杆减速器凭借其独特的设计和工作原理，能够提供高扭矩输出。蜗轮蜗杆以其强大的扭矩倍增能力而闻名，使其适用于需要大扭矩传递的应用。
蜗轮蜗杆减速器的扭矩输出受以下几个因素影响：
- 前掠角： 蜗杆的导程角会影响齿轮系统的机械优势。较大的导程角可以产生更高的扭矩输出。
- 蠕虫直径： 直径较大的蜗杆可以提供更大的扭矩输出，因为它与齿轮的接触面积更大。
- 齿轮比： 蜗轮蜗杆与齿轮之间的传动比决定了扭矩放大倍数。传动比越高，扭矩输出越大。
- 润滑： 适当的润滑对于减少摩擦和确保有效的扭矩传递至关重要。
- 材质和质量： High-quality materials and precision manufacturing contribute to the gearbox’s ability to handle high torque loads.
由于蜗轮减速器能够在紧凑的外形尺寸内提供高扭矩输出，因此常用于各种工业应用中，包括重型机械、建筑设备、输送系统等。
editor by CX 2023-09-28