产品描述
型号：XW9-R7 部分回转手动操作蜗轮减速机
Introduction
Part-turn worm gearboxes used for applications such as Ball Valves, Butterfly Valves, Plug Valves, Dampers.
- The maximum out-torque is up to 100,000 Nm
- Input Flange:F16/F25
- Output Flange can be F40/F48/F60
- Max Stem Dia:220 mm
- Max height of stem:265 mm
- Comprehensive gear ratios combined with a selection of spur input- reducers
- Removable output drive sleeves
Characters
1. Totally enclosed gearing with good sealing
2. Ductile cast iron housing, reliable strength
3. Grease filled, increase the service life
4. Optional input structure, flexible input mode
5. Optional ratio of double-stage gearbox, used in a wide range
6. Adjustable angle of output end cap, flexible modes of installation
7. Optional output flange type
8. High performance of tapered roller bearing, can withstand axial and also radial forces
9. Sealed structure, good waterproof effect, can be up to IP68 if required
10. Adjustable stopper, 0 °and 90 °(±5 °adjustable)
Operating Environment
XW series part-turn worm gearbox are with good mechanical quality and steady operating performance which apply to deal with variety climate and temperature. We strive to develop XW series worm gear operator to meet higher demands.
Enclosure: IP67 standard (Optional IP68 as required)
Working Temperature: From -20ºC to 120ºC ( -4ºFto 248ºF)
Painting: Silver grey (Customization)
Connect With Valve
The flange connecting to valve is according to ENISO5210 or DIN3210 (Customization)
(XW9-R7S)
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| 步： | 双步 |
|---|---|
| 类型： | Worm Gear Box |
| Protection Level: | IP67 |
| Working Temperature: | -20 to 120 Degrees Celsius |
| Applications: | Ball Valves, Butterfly Valves, Plug Valves, Damper |
| Transport Package: | Plywood Case |
| 定制化： | 可用的 | 定制请求 |
|---|
蜗轮减速器齿轮比的计算
蜗轮减速器的齿轮比由蜗轮（也称蜗杆）的齿数和蜗杆轴的螺纹数决定。蜗轮减速器的齿轮比公式为：
齿轮比 = 蜗轮齿数 / 蜗杆螺纹数
例如，如果蜗轮有 60 个齿，蜗杆轴有一根螺纹，则齿轮比为 60:1。
It’s important to note that worm reducers have an inherent self-locking property due to the angle of the worm threads. As a result, the gear ratio also affects the mechanical advantage and the system’s ability to resist backdriving.
计算齿轮比时，务必确保蜗轮减速器设计合理，且齿轮比符合您应用所需的机械特性。此外，选择蜗轮减速器的齿轮比时，还应考虑效率、负载能力和速度限制等因素。
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。
How Does a Worm Gearbox Compare to Other Types of Gearboxes?
Worm gearboxes offer unique advantages and characteristics that set them apart from other types of gearboxes. Here’s a comparison between worm gearboxes and some other common types:
- Helical Gearbox: Worm gearboxes have higher torque multiplication, making them suitable for heavy-load applications, while helical gearboxes are more efficient and offer smoother operation.
- Bevel Gearbox: Worm gearboxes are compact and can transmit motion at right angles, similar to bevel gearboxes, but worm gearboxes have self-locking capabilities.
- Planetary Gearbox: Worm gearboxes provide high torque output and are cost-effective for applications with high reduction ratios, whereas planetary gearboxes offer higher efficiency and can handle higher input speeds.
- Spur Gearbox: Worm gearboxes have better shock load resistance due to their sliding motion, while spur gearboxes are more efficient and suitable for lower torque applications.
- Cycloidal Gearbox: Cycloidal gearboxes have high shock load capacity and compact design, but worm gearboxes are more cost-effective and can handle higher reduction ratios.
While worm gearboxes have advantages such as high torque output, compact design, and self-locking capability, the choice between gearbox types depends on the specific requirements of the application, including torque, efficiency, speed, and space limitations.
editor by CX 2024-01-05