A ball screw life testing device
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-11-03
- Publication Date
- 2026-08-11
AI Technical Summary
[0005]针对现有技术的不足，本实用新型提供了滚珠丝杆寿命测试装置，解决了现有滚珠丝杆寿命测试装置，整体结构较为复杂，检测过程较为繁琐，难以准确的测试出滚珠丝杆测试准确的使用寿命，对测试者进行测试的过程带来不便的问题
[0013]本实用新型公开了滚珠丝杆寿命测试装置，与现有技术相比，本实用新型的有益效果是：设置有滑轨和调节支撑件，滑轨一端设置有调节滑轨，利用调节支撑件套接在调节滑轨外侧，实现调节支撑件能够在调节滑轨上进行滑动，从而使调节支撑架能够适应不同尺寸的滚珠丝杆；设置有力传感器，所述力传感器套接在滚珠丝杆外侧，通过检测滚珠丝杆在测试过程中的受力变化来确定滚珠丝杆的使用寿命。
Smart Images
Figure CN224623998U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of testing device technology, specifically a ball screw life testing device. Background Technology
[0002] After production, ball screws usually need to be tested for their service life using a life testing device so that testers can clearly understand the service life of the ball screw.
[0003] In existing technologies, the overall structure of ball screw testing devices is relatively complex, the entire testing process is cumbersome, and it is difficult to accurately test the service life of ball screws. Consequently, it is difficult for testers to accurately understand the service life of ball screws used in parking calipers, causing considerable inconvenience to testers.
[0004] Existing ball screw life testing devices have a relatively complex overall structure and a cumbersome testing process, making it difficult to accurately test the precise lifespan of ball screws and causing inconvenience to testers. Utility Model Content
[0005] To address the shortcomings of existing technologies, this utility model provides a ball screw life testing device, which solves the problems of existing ball screw life testing devices having a relatively complex overall structure, a cumbersome testing process, and difficulty in accurately testing the precise lifespan of the ball screw, thus causing inconvenience to the tester.
[0006] To achieve the above objectives, this utility model provides the following technical solution: a ball screw life testing device, comprising a testing platform and a ball screw, wherein the ball screw is inserted into the testing platform, and the testing platform includes: A positioning slide rail, one end of which is provided with an adjustable slide rail, which can adapt to testing ball screws of different lengths; An adjusting support is sleeved on the outside of the adjusting slide rail, and the adjusting support is used to accommodate and fix ball screws of different lengths; A slider, which is sleeved on the outside of a slide rail, is used to test a ball screw; A force sensor is located inside the positioning slide rail and sleeved on the outside of the ball screw. The force sensor is used to detect the test status of the ball screw.
[0007] Preferably, the test platform is provided with a base, a motor compartment is provided on the base, a test motor is provided inside the motor compartment, and a clamp is sleeved on the output end of the test motor, which is engaged with the outside of the ball screw.
[0008] Preferably, the positioning slide rail is disposed above the base.
[0009] Preferably, a snap-fit bearing is provided on the inner side of the adjusting support, and a positioning screw is inserted into the inner side of the adjusting support, the positioning screw passing through the adjusting support and abutting against the adjusting slide rail.
[0010] Preferably, a screw is provided on the outer side of the slider, and a nut is sleeved on the outer side of the screw.
[0011] Preferably, the force sensor is positioned above the base and corresponds to the snap-fit bearing and the snap-fit head.
[0012] Preferably, the ball screw comprises: A rotating rod, the outer side of which is threaded, and plugs at both ends of which are respectively inserted into the inner side of the snap-fit bearing and the snap-fit head; A screw cap is provided with a positioning plate, and a positioning hole is provided on the positioning plate. The positioning hole is sleeved on the outside of the screw and fixed by the screw cap.
[0013] This utility model discloses a ball screw life testing device. Compared with the prior art, the beneficial effects of this utility model are: it is equipped with a slide rail and an adjusting support. One end of the slide rail is equipped with an adjusting slide rail, and the adjusting support is sleeved on the outside of the adjusting slide rail, so that the adjusting support can slide on the adjusting slide rail, thereby enabling the adjusting support frame to adapt to ball screws of different sizes; it is equipped with a force sensor, which is sleeved on the outside of the ball screw, and determines the service life of the ball screw by detecting the force change of the ball screw during the test. Attached Figure Description
[0014] Figure 1 This is a schematic diagram of the overall structure of this utility model; Figure 2 This is a schematic diagram of the structure of the test bench of this utility model; Figure 3 This is a cross-sectional structural diagram of the motor compartment of this utility model; Figure 4 This is a schematic diagram of the structure of the ball screw of this utility model.
[0015] In the diagram: 1. Test platform; 11. Base; 111. Motor compartment; 12. Positioning slide rail; 121. Adjusting slide rail; 13. Adjusting support; 131. Snap-fit bearing; 132. Positioning screw; 14. Slider; 141. Screw; 142. Nut; 15. Force sensor; 16. Test motor; 161. Clamp; 2. Ball screw; 21. Rotating rod; 211. Thread; 212. Plug; 22. Nut; 221. Positioning plate; 222. Positioning hole. Detailed Implementation
[0016] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.
[0017] This application provides a ball screw life testing device, which solves the problems of existing ball screw life testing devices having a complex overall structure, a cumbersome testing process, and difficulty in accurately testing the accurate lifespan of the ball screw, thus causing inconvenience to the tester. It achieves the design goal of simple operation and accurate testing.
[0018] This utility model discloses a ball screw life testing device.
[0019] Example 1 According to the appendix Figure 1-4 As shown, the test platform includes a test platform 1 and a ball screw 2, with the ball screw 2 inserted into the test platform 1. The test platform 1 includes: Positioning slide rail 12, one end of which is provided with adjusting slide rail 121, which can adapt to testing ball screws 2 of different lengths; Adjustable support 13 is sleeved on the outside of the adjusting slide rail 121. Adjustable support 13 is used to adapt to and fix ball screws 2 of different lengths. Slider 14 is sleeved on the outside of slide rail 12 and is used to test ball screw 2. Force sensor 15 is located inside the positioning slide rail 12 and sleeved on the outside of the ball screw 2. Force sensor 15 is used to detect the test status of ball screw 2.
[0020] The system is equipped with a slide rail and an adjusting support. One end of the slide rail has an adjusting slide rail, and the adjusting support is sleeved on the outside of the adjusting slide rail, allowing the adjusting support to slide on the adjusting slide rail. This enables the adjusting support frame to accommodate ball screws of different sizes. A force sensor is also included, sleeved on the outside of the ball screw. The lifespan of the ball screw is determined by detecting changes in the force applied to the ball screw during testing.
[0021] Furthermore, the test platform 1 is provided with a base 11, on which a motor compartment 111 is provided, and a test motor 16 is provided inside the motor compartment 111. A clip 161 is sleeved on the output end of the test motor 16 and is clipped to the outside of the ball screw 2.
[0022] Furthermore, the positioning slide rail 12 is positioned above the base 11.
[0023] Specifically disclosed, the inner side of the adjusting support 13 is provided with a snap-fit bearing 131, and the inner side of the adjusting support 13 is inserted with a positioning screw 132, which passes through the adjusting support 13 and abuts against the adjusting slide rail 121.
[0024] Specifically disclosed, a screw 141 is provided on the outer side of the slider 14, and a nut 142 is sleeved on the outer side of the screw 141.
[0025] It should be emphasized that the force sensor 15 is located above the base 11 and corresponds to the snap-fit bearing 131 and the snap-fit head 161.
[0026] Example 2 According to the appendix Figure 1-4 As shown, the test platform includes a test platform 1 and a ball screw 2, with the ball screw 2 inserted into the test platform 1. The test platform 1 includes: Positioning slide rail 12, one end of which is provided with adjusting slide rail 121, which can adapt to testing ball screws 2 of different lengths; Adjustable support 13 is sleeved on the outside of the adjusting slide rail 121. Adjustable support 13 is used to adapt to and fix ball screws 2 of different lengths. Slider 14 is sleeved on the outside of slide rail 12 and is used to test ball screw 2. Force sensor 15 is located inside the positioning slide rail 12 and sleeved on the outside of the ball screw 2. Force sensor 15 is used to detect the test status of ball screw 2.
[0027] It is important to emphasize that ball screw 2 includes: Rotating rod 21, with a thread 211 on the outer side of rotating rod 21, and plugs 212 at both ends of rotating rod 21, which are respectively inserted into the inner side of snap-fit bearing 131 and snap-fit head 161; The screw cap 22 is provided with a positioning plate 221. The positioning plate 221 has a positioning hole 222. The positioning hole 222 is sleeved on the outside of the screw 141 and fixed by the screw cap 142.
[0028] Working principle: First, insert one end of the ball screw 2 through the force sensor 15 into the clamp 161; Then, adjust the support 13 and attach it to the other end of the ball screw 2, and then tighten the positioning screw 132 to fix the support 13. Finally, the screw cap 22 is fixedly connected using the slider 14, and the test motor 16 is started to drive the ball screw 2 for testing.
[0029] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claims. The scope of protection of this utility model is defined by the appended claims and their equivalents.
Claims
1. A ball screw life testing device, comprising a testing platform (1) and a ball screw (2), wherein the ball screw (2) is inserted into the testing platform (1), characterized in that, The test platform (1) includes: Positioning slide rail (12), one end of which is provided with an adjusting slide rail (121), the adjusting slide rail (121) can adapt to testing ball screws (2) of different lengths. Adjustable support (13), which is sleeved on the outside of the adjusting slide rail (121), is used to adapt to and fix ball screws (2) of different lengths. A slider (14) is sleeved on the outside of the slide rail (12) and is used to test the ball screw (2); Force sensor (15) is located inside the positioning slide rail (12) and sleeved on the outside of the ball screw (2). The force sensor (15) is used to detect the test status of the ball screw (2).
2. The ball screw life testing device according to claim 1, characterized in that, The test platform (1) is provided with a base (11), and a motor compartment (111) is provided on the base (11). A test motor (16) is provided inside the motor compartment (111). A clip (161) is sleeved on the output end of the test motor (16), and the clip (161) is clipped on the outside of the ball screw (2).
3. The ball screw life testing device according to claim 1, characterized in that, The positioning slide rail (12) is located above the base (11).
4. The ball screw life testing device according to claim 1, characterized in that, The adjusting support (13) is provided with a snap-fit bearing (131) on the inner side, and a positioning screw (132) is inserted into the inner side of the adjusting support (13). The positioning screw (132) passes through the adjusting support (13) and abuts against the adjusting slide rail (121).
5. The ball screw life testing device according to claim 1, characterized in that, A screw (141) is provided on the outside of the slider (14), and a nut (142) is sleeved on the outside of the screw (141).
6. The ball screw life testing device according to claim 1, characterized in that, The force sensor (15) is positioned above the base (11) and corresponds to the snap-fit bearing (131) and the snap-fit head (161).
7. The ball screw life testing device according to claim 1, characterized in that, The ball screw (2) includes: A rotating rod (21) is provided with a thread (211) on the outside of the rotating rod (21), and plugs (212) are provided at both ends of the rotating rod (21). The plugs (212) are respectively inserted into the inner side of the snap-fit bearing (131) and the snap-fit head (161); A screw cap (22) is provided with a positioning plate (221). The positioning plate (221) has a positioning hole (222). The positioning hole (222) is sleeved on the outside of the screw (141) and fixed by the screw cap (142).