Product Description
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
Product Parameters
Type |
Model |
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. |
||||
2.High reliability.Long service life; With the function of ascending,descending,thrusting,overturning |
||||
3.Wide motivity.It can be drived by electrical motor and manual force. |
||||
4.It is usually used in low speed situation,widely used in the fields of |
Detailed Photos
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.
Features:
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 |
Product Description
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) |
P |
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) |
P |
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) |
P |
18 |
39.5 |
119 |
179 |
240 |
366 |
464 |
M |
8.86 |
19.8 |
60 |
90 |
122 |
217 |
253 |
|
efficiency(%) |
P |
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
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Standard or Nonstandard: | Nonstandard |
---|---|
Application: | Textile Machinery, Garment Machinery, Conveyer Equipment, Electric Cars, Motorcycle, Food Machinery, Marine, Mining Equipment, Agricultural Machinery, Car, Power Transmission |
Customized Support: | OEM, ODM, Obm |
Brand Name: | Beiji or Customized |
Certificate: | ISO9001:2008 |
Structures: | Worm Gear and Worm |
Samples: |
US$ 50/Piece
1 Piece(Min.Order) | |
---|
How do you maintain and service a worm gear?
Maintaining and servicing a worm gear is essential to ensure its optimal performance, reliability, and longevity. Regular maintenance helps identify and address potential issues before they escalate, minimizes wear, and extends the lifespan of the gear system. Here are some key steps involved in maintaining and servicing a worm gear:
- Inspection: Conduct routine visual inspections of the worm gear system to check for any signs of wear, damage, or misalignment. Inspect the gear teeth, bearings, housings, and lubrication system. Look for indications of excessive wear, pitting, chipping, or abnormal noise during operation.
- Lubrication: Ensure that the worm gear system is properly lubricated according to the manufacturer’s recommendations. Regularly check the lubricant levels, cleanliness, and viscosity. Monitor and maintain the lubrication system, including oil reservoirs, filters, and seals. Replace the lubricant at recommended intervals or if it becomes contaminated or degraded.
- Tighten fasteners: Over time, vibrations and operational forces can cause fasteners to loosen. Regularly check and tighten any bolts, screws, or clamps associated with the worm gear system. Be cautious not to overtighten, as it may lead to distortion or damage to the gear components.
- Alignment: Check the alignment of the worm gear system periodically. Misalignment can cause excessive wear, increased friction, and reduced efficiency. Adjust and realign the gears if necessary to ensure proper meshing and minimize backlash.
- Cleaning: Keep the worm gear system clean and free from debris, dirt, or contaminants. Regularly remove any accumulated dirt or particles that may affect the gear performance. Use appropriate cleaning methods and solvents that are compatible with the gear materials.
- Load monitoring: Monitor the load conditions of the worm gear system. Ensure that the gear is not operating beyond its rated capacity or encountering excessive shock loads. If needed, consider implementing load monitoring devices or systems to prevent overloading and protect the gear system.
- Periodic inspection and testing: Schedule periodic comprehensive inspections and functional testing of the worm gear system. This may involve disassembling components, checking for wear, measuring gear backlash, and evaluating overall performance. Identify and address any issues promptly to prevent further damage or failure.
- Professional servicing: For complex or critical applications, it may be beneficial to involve a professional service provider or gear specialist for more extensive maintenance or repairs. They can offer expertise in diagnosing issues, performing advanced inspections, and conducting specialized repairs or replacements.
It’s important to follow the manufacturer’s recommendations and guidelines for maintaining and servicing the specific worm gear system. Adhering to proper maintenance practices helps ensure the gear’s optimal performance, reduces the risk of unexpected failures, and maximizes its operational lifespan.
Can worm gears be used in automotive applications?
Yes, worm gears can be used in certain automotive applications. Here’s a detailed explanation of their use in the automotive industry:
1. Steering Systems: Worm gears are commonly used in automotive steering systems, particularly in older vehicles. They can provide the necessary torque and precision for steering control. The self-locking feature of worm gears is advantageous in steering applications as it helps maintain the desired steering position even when external forces are applied. However, it’s important to note that many modern vehicles have transitioned to other steering mechanisms such as rack and pinion for improved efficiency and performance.
2. Window Regulators: Worm gears can be found in power window regulator systems in some vehicles. They help convert rotational motion into linear motion, allowing for the smooth and controlled movement of windows. Worm gears in window regulators are often paired with a mechanical linkage system to distribute the motion to multiple windows.
3. Convertible Top Mechanisms: In convertible vehicles, worm gears can be utilized in the mechanisms that raise and lower the convertible top. The high torque capabilities of worm gears make them suitable for these applications, as they can effectively handle the load of the top and ensure smooth and reliable operation.
4. Accessory Drives: Worm gears can be employed in accessory drives within the automotive engine compartment. They can be used to transfer power from the engine to various accessories such as water pumps, fuel pumps, and air compressors. However, it’s important to note that other power transmission mechanisms such as belts and pulleys or gear drives are more commonly used in modern automotive accessory drive systems due to their higher efficiency and compact design.
5. Limited-Slip Differentials: Worm gears can be incorporated into limited-slip differentials in some automotive applications. Limited-slip differentials distribute torque between the wheels to improve traction and stability. Worm gears can provide the necessary torque multiplication and torque biasing capabilities required for limited-slip differentials.
While worm gears can be found in these automotive applications, it’s important to consider that other power transmission mechanisms such as spur gears, bevel gears, and belt drives are more commonly used in modern automotive designs. These alternatives often offer higher efficiency, compactness, and better performance characteristics for automotive applications. Additionally, advancements in technology and the pursuit of lightweight and efficient designs have led to the adoption of alternative power transmission systems in many automotive applications.
Overall, while worm gears have a place in certain automotive applications, their use is more limited compared to other power transmission mechanisms commonly employed in the automotive industry.
Are there different types of worm gears available?
Yes, there are different types of worm gears available to suit various applications and requirements. Here are some of the commonly used types:
Single Enveloping Worm Gear:
The single enveloping worm gear, also known as a cylindrical worm gear, has cylindrical teeth on the worm wheel that mesh with the helical thread of the worm. The teeth of the worm wheel wrap around the worm in a single enveloping manner. This design provides better contact and load distribution, resulting in higher load-carrying capacity and smoother operation. Single enveloping worm gears are commonly used in heavy-duty applications where high torque transmission is required.
Double Enveloping Worm Gear:
The double enveloping worm gear is a specialized type of worm gear that provides even greater load-carrying capacity compared to the single enveloping design. In a double enveloping worm gear, both the worm and the worm wheel have curved tooth profiles. The teeth of the worm wrap around the worm wheel while the teeth of the worm wheel wrap around the worm. This double enveloping action increases the contact area, improves load distribution, and enhances the gear’s efficiency. Double enveloping worm gears are used in applications that demand high torque and precision, such as aerospace and defense industries.
Non-enveloping Worm Gear:
The non-enveloping worm gear, also known as a non-throated worm gear, has a worm wheel with teeth that do not fully wrap around the worm. Instead, the worm wheel has straight or slightly curved teeth that engage with the helical thread of the worm. Non-enveloping worm gears are simpler in design and less expensive to manufacture compared to enveloping worm gears. They are commonly used in applications with moderate loads and where cost is a consideration.
Self-locking Worm Gear:
Self-locking worm gears are designed with a specific helix angle of the worm’s thread to provide a self-locking effect. This means that when the worm is not actively driving the worm wheel, the worm wheel is prevented from rotating backward and can hold its position securely. Self-locking worm gears find applications in systems where holding position or preventing backdriving is crucial, such as elevators, lifts, and certain industrial machinery.
These are just a few examples of the different types of worm gears available. The choice of worm gear type depends on factors such as the application requirements, load capacity, efficiency, and cost considerations.
editor by CX 2024-04-15