Описание продукта
SWL series skillful manufacture screw reducer:
1.Convenient to adjust
2.Wide range of ratio
3.Easy to install
4.high torque
Application Industries:
Our SWL series screw jacks are widely used in the industries such as metallurgy,mining,hoisting and transportation, electrical power,energy source,constrction and building material,light industry and traffice industry
Параметры продукта
|
Тип |
Модель |
Screw thread size |
Max |
Max |
Weight without stroke |
Screw weight |
|
SWL Screw jack |
SWL2.5 |
Tr30*6 |
25 |
25 |
7.3 |
0.45 |
|
SWL5 |
Tr40*7 |
50 |
50 |
16.2 |
0.82 |
|
|
SWL10/15 |
Tr58*12 |
100/150 |
99 |
25 |
1.67 |
|
|
SWL20 |
Tr65*12 |
200 |
166 |
36 |
2.15 |
|
|
SWL25 |
Tr90*16 |
250 |
250 |
70.5 |
4.15 |
|
|
SWL35 |
Tr100*18 |
350 |
350 |
87 |
5.20 |
|
|
SWL50 |
Tr120*20 |
500 |
500 |
420 |
7.45 |
|
|
SWL100 |
Tr160*23 |
1000 |
1000 |
1571 |
13.6 |
|
|
SWL120 |
Tr180*25 |
1200 |
1200 |
1350 |
17.3 |
|
1.Compact structure,Small size.Easy mounting,varied types. Can be applied in 1 unit or multiple units. |
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|
2.High reliability.Long service life; With the function of ascending,descending,thrusting,overturning |
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|
3.Wide motivity.It can be drived by electrical motor and manual force. |
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|
4.It is usually used in low speed situation,widely used in the fields of |
Подробные фотографии
PRODUCT SPECIFICATIONS
SWL Series
Swl series worm screw lift is a kind of basic lifting component, which can lift, lower, propel, turn and other functions through the worm drive screw.
Screw jack can be widely used in machinery, metallurgy, construction, chemical, medical, cultural and health, and other industries. Can according to a certain procedure to accurately control the adjustment of the height of ascension or propulsion, can be directly driven by motor or other power, can also be manually. This series of worm screw lift can be self-locking, with the bearing capacity ranging from 2.5 tons to 120 tons, the maximum input speed of 1500 r/min, and the max lifting speed of 2.7 m/min.
Функции:
1. Suitable for heavy load, low speed and low frequency;
2. Main components: precision trapezoid screw pair and high precision worm gear pair.
3. Compact design, small volume, light weight, wide drive sources, low noise, easy operation, convenient
maintenance.
4. The trapezoid screw has self-locking function, it can hold up load without braking device when screw stops traveling.
5. The lifting height can be adjusted according to customer requirements.
6. Widely applied in industries such as machinery, metellurgy, construction and hydraulic equipment.
7. Top End: top plate, clevis end, threaded end, plain end, forked head and rod end.
|
1. screw rod |
2. nut bolt |
3. cover |
4.Skeleton oil seal |
5.Bearing |
|
6.Worm gear |
7.Oil filling hole |
8.Case |
9.Skeleton oil seal |
10.Cover |
|
11. nut bolt |
12.Bearing |
13.Skeleton oil seal |
14.Bearing |
15.worm |
|
16.Flat key |
17.Bearing |
18.Skeleton oil seal |
19.Cover |
20.Nut bolt |
Описание продукта
|
MODEL |
|
SWL2.5 |
SWL5 |
SWL10 |
SWL15 |
SWL20 |
SWL25 |
SWL35 |
|
Maximum lifting force (kN) |
|
25 |
50 |
100 |
150 |
200 |
250 |
350 |
|
Screw thread size |
|
Tr30*6 |
Tr40*7 |
Tr58*12 |
Tr58*12 |
Tr65*12 |
Tr90*16 |
Tr100*20 |
|
Maximum tension (kN) |
|
25 |
50 |
99 |
166 |
250 |
350 |
|
|
Worm gear ratio (mm) |
П |
1/6 |
1/8 |
3/23 |
1/8 |
3/32 |
3/32 |
|
|
|
M |
1/24 |
1/24 |
1/24 |
1/24 |
1/32 |
1/32 |
|
|
Worm non rotating stroke (mm) |
П |
1.0 |
0.875 |
1.565 |
1.56 |
1.5 |
1.875 |
|
|
M |
0.250 |
0.292 |
0.5 |
0.5 |
0.5 |
0.625 |
||
|
Maximum elongation of screw rod under tensile load (mm) |
|
1500 |
2000 |
2500 |
3000 |
3500 |
4000 |
|
|
Maximum lifting height at maximum pressure load (mm) |
The head of the screw rod is not guided |
250 |
385 |
500 |
400 |
490 |
850 |
820 |
|
Lead screw head guide |
400 |
770 |
1000 |
800 |
980 |
1700 |
1640 |
|
|
Worm torque at full load(N.m) |
П |
18 |
39.5 |
119 |
179 |
240 |
366 |
464 |
|
M |
8.86 |
19.8 |
60 |
90 |
122 |
217 |
253 |
|
|
efficiency(%) |
П |
22 |
23 |
20.5 |
|
19.5 |
16 |
18 |
|
M |
11 |
11.5 |
13 |
|
12.8 |
9 |
11 |
|
|
Weight without stroke(kg) |
|
7.3 |
16.2 |
25 |
|
36 |
70.5 |
87 |
|
Weight of screw rod per 100mm(kg) |
|
0.45 |
0.82 |
1.67 |
|
2.15 |
4.15 |
5.20 |
SWL Worm Gear Screw Jack Mounting Dimensions
| Standard or Nonstandard: | Nonstandard |
|---|---|
| Приложение: | Textile Machinery, Garment Machinery, Conveyer Equipment, Electric Cars, Motorcycle, Food Machinery, Marine, Mining Equipment, Agricultural Machinery, Car, Power Transmission |
| Input Speed: | 8-360rpm |
| Gear Material: | Low Carbon High Alloy Steel |
| Gearing Arrangement: | Worm |
| Mounting Position: | Horizontal (Foot Mounted) or Vertical (Flange Moun |
| Образцы: |
US$ 50/Piece
1 штука (минимальный заказ) | |
|---|
What are the advantages and disadvantages of using a worm gear?
A worm gear offers several advantages and disadvantages that should be considered when selecting it for a specific application. Here’s a detailed explanation of the advantages and disadvantages of using a worm gear:
Advantages of using a worm gear:
- High gear reduction ratio: Worm gears are known for their high gear reduction ratios, which allow for significant speed reduction and torque multiplication. This makes them suitable for applications that require precise motion control and high torque output.
- Compact design: Worm gears have a compact design, making them space-efficient and suitable for applications where size is a constraint. The worm gear’s compactness allows for easy integration into machinery and equipment with limited space.
- Self-locking capability: One of the key advantages of a worm gear is its self-locking property. The angle of the worm thread prevents the reverse rotation of the output shaft, eliminating the need for additional braking mechanisms. This self-locking feature is beneficial for maintaining position and preventing backdriving in applications where holding the load in place is important.
- Quiet operation: Worm gears typically operate with reduced noise levels compared to other gear types. The sliding action between the worm and the worm wheel teeth results in smoother and quieter operation, making them suitable for applications where noise reduction is desired.
- High shock-load resistance: Worm gears have good shock-load resistance due to the sliding contact between the worm and the worm wheel teeth. This makes them suitable for applications that involve sudden or intermittent loads, such as lifting and hoisting equipment.
- Easy installation and maintenance: Worm gears are relatively easy to install and maintain. They often come as a compact unit, requiring minimal assembly. Lubrication maintenance is crucial for optimal performance and longevity, but it is typically straightforward and accessible.
Disadvantages of using a worm gear:
- Lower efficiency: Worm gears tend to have lower mechanical efficiency compared to some other gear types. The sliding action between the worm and the worm wheel teeth generates higher frictional losses, resulting in reduced efficiency. However, efficiency can be improved through careful design, quality manufacturing, and proper lubrication.
- Limited speed capability: Worm gears are not suitable for high-speed applications due to their sliding contact and the potential for heat generation. High speeds can lead to increased friction, wear, and reduced efficiency. However, they excel in low to moderate speed applications where high torque output is required.
- Heat generation: The sliding action between the worm and the worm wheel generates friction, which can result in heat generation. In high-load or continuous-duty applications, this heat buildup can affect the efficiency and longevity of the system. Proper lubrication and heat dissipation measures are necessary to mitigate this issue.
- Less suitable for bidirectional motion: While worm gears offer excellent self-locking capabilities in one direction, they are less efficient and less suitable for bidirectional motion. Reversing the direction of the input or output shaft can lead to increased friction, reduced efficiency, and potential damage to the gear system.
- Lower accuracy in positioning: Worm gears may have lower accuracy in positioning compared to some other gear types, such as precision gear systems. The sliding contact and inherent backlash in worm gears can introduce some degree of positioning error. However, for many applications, the accuracy provided by worm gears is sufficient.
- Potential for wear and backlash: Over time, the sliding action in worm gears can lead to wear and the development of backlash, which is the play or clearance between the worm and the worm wheel teeth. Regular inspection, maintenance, and proper lubrication are necessary to minimize wear and reduce backlash.
When considering the use of a worm gear, it’s essential to evaluate the specific requirements of the application and weigh the advantages against the disadvantages. Factors such as torque requirements, speed limitations, positional stability, space constraints, and overall system efficiency should be taken into account to determine if a worm gear is the right choice.
Как обеспечить правильное выравнивание при соединении червячной передачи?
Обеспечение правильного выравнивания при соединении червячной передачи имеет решающее значение для плавной и эффективной работы зубчатой передачи. Ниже приведено подробное описание шагов, необходимых для достижения правильного выравнивания:
- Подготовка к выравниванию: Перед подключением червячной передачи необходимо подготовить компоненты к выравниванию. Это включает в себя очистку сопрягаемых поверхностей шестерни и вала, удаление любых загрязнений и мусора, а также проверку на наличие повреждений или износа, которые могут повлиять на процесс выравнивания.
- Измерение и анализ: Точное измерение и анализ соосности шестерни и вала имеют решающее значение для достижения правильной центровки. Обычно это включает использование прецизионных инструментов центровки, таких как индикаторы часового типа, лазерные системы центровки или оптические приборы для центровки. Эти инструменты помогают измерить относительное положение и углы шестерни и вала и выявить любые отклонения от нормы.
- Регулировка монтажных поверхностей: На основании результатов измерений может потребоваться регулировка для выравнивания монтажных поверхностей шестерни и вала. Это может включать в себя подгонку прокладками или механическую обработку монтажных поверхностей для достижения желаемого выравнивания. Следует позаботиться о том, чтобы регулировки производились равномерно и симметрично для сохранения целостности зубчатой передачи.
- Коррекция выравнивания: После подготовки монтажных поверхностей можно соединить шестерню и вал. В процессе этого важно тщательно выровнять шестерню и вал, чтобы минимизировать перекосы. Это можно сделать, наблюдая за показаниями выравнивания и внося необходимые корректировки. Конкретный метод регулировки может варьироваться в зависимости от типа муфты, используемой для соединения шестерни и вала (например, шпоночная, шлицевая или фланцевая муфта).
- Проверка и окончательная корректировка: После соединения шестерни и вала крайне важно еще раз проверить соосность. Это включает в себя повторное измерение соосности с помощью инструментов для выравнивания, чтобы убедиться в достижении желаемых параметров соосности. Если обнаружены какие-либо отклонения, можно внести окончательные корректировки для точной настройки соосности до получения желаемых показаний.
- Надежное крепление: После достижения необходимой соосности шестерню и вал следует надежно закрепить с помощью соответствующих крепежных элементов и методов затяжки. Важно следовать рекомендациям производителя относительно моментов затяжки и последовательности затяжки, чтобы обеспечить надлежащую силу зажима и предотвратить ослабление или проскальзывание.
Следует отметить, что процесс выравнивания может варьироваться в зависимости от конкретной зубчатой передачи, типа муфты и имеющихся инструментов для выравнивания. Кроме того, важно ознакомиться с рекомендациями и техническими характеристиками производителя для используемой зубчатой передачи и муфты, поскольку они могут содержать конкретные инструкции или требования к выравниванию.
Правильная центровка не должна рассматриваться как разовая задача, а как постоянная практика технического обслуживания. Регулярные проверки и повторная центровка должны проводиться периодически или при появлении признаков смещения, таких как аномальный шум, вибрация или ускоренный износ. Обеспечивая правильную центровку во время первоначального соединения и поддерживая ее на протяжении всего срока службы зубчатой передачи, система может работать оптимально, минимизировать износ и продлить срок ее службы.
How do you install a worm gear system?
Installing a worm gear system requires careful attention to ensure proper alignment, lubrication, and secure mounting. Here are the general steps involved in installing a worm gear system:
- Prepare the components: Before installation, ensure that all the components of the worm gear system, including the worm, worm wheel, bearings, and housing, are clean and free from any contaminants or damage. Inspect the components for any signs of wear or defects.
- Check alignment: Verify that the mating surfaces of the worm and worm wheel are clean and free from any debris. Ensure that the gear teeth mesh properly and that there is no excessive backlash or misalignment. Make any necessary adjustments or repairs before proceeding with the installation.
- Apply lubrication: Lubricate the worm gear system according to the manufacturer’s recommendations. Select a suitable lubricant that provides sufficient lubrication and reduces friction between the worm and worm wheel during operation. Apply the lubricant evenly to the gear teeth and other contact surfaces.
- Mounting: Position the worm gear system in the desired location, taking into account any space constraints or mounting requirements. Use appropriate fasteners, such as bolts or screws, to securely attach the system to the surrounding structure or base. Ensure that the mounting surfaces are clean, flat, and able to withstand the forces and loads exerted by the gear system.
- Alignment and adjustment: Once the worm gear system is mounted, check the alignment again and make any necessary adjustments. Ensure that the worm and worm wheel are properly engaged and that there is no excessive play or binding. Pay attention to any specified alignment tolerances provided by the manufacturer.
- Testing and operation: After installation, conduct a thorough functional test of the worm gear system. Verify that it operates smoothly, without unusual noise or vibration. Check for proper engagement of the gear teeth and ensure that the system performs as intended under different load conditions. Monitor the system’s performance during initial operation and address any issues or abnormalities promptly.
It’s important to follow the specific installation instructions provided by the gear system manufacturer. Different worm gear designs and applications may have additional installation requirements or considerations that should be taken into account.
Proper installation of a worm gear system ensures its reliable operation, minimizes wear, and maximizes its lifespan. If you are unsure about any aspect of the installation process, it is recommended to consult the manufacturer or seek the assistance of a qualified professional.
editor by CX 2023-09-09
