A force-measuring clamping mechanism
By introducing a servo motor and a buffer into the clamping mechanism, precise control of the clamping force is achieved, solving the problem of clamping damage to the coil, improving the pass rate of test data, and reducing scrap costs.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- SHANGHAI BAIKANG ELECTRONIC COMPONENT CO LTD
- Filing Date
- 2025-06-20
- Publication Date
- 2026-07-31
AI Technical Summary
Existing clamping mechanisms are prone to damaging the surface of electromagnetic coils when clamping them, resulting in a high rate of test data failure and high scrap costs.
A force-measuring clamping mechanism is adopted, which uses a servo motor to control the clamping force, combined with a buffer and a compression spring, to achieve precise control of the clamping force, and uses a pressure sensor to provide real-time feedback of the clamping force data.
This improved the pass rate and consistency of test data, reduced scrap costs, and ensured the controllability and accuracy of the clamping process.
Smart Images
Figure CN224581567U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of clamping mechanism technology, specifically a force-measuring clamping mechanism. Background Technology
[0002] After the electromagnetic coil is generated, it needs to be tested. The magnetization current test is performed on the electromagnetic coil to check the quality of the iron core coil circuit. When testing the electromagnetic coil, it is clamped by a clamping mechanism. Therefore, it can be seen that the existing clamping mechanism basically meets people's needs, but the following problems still exist.
[0003] During testing, the electromagnetic coil to be tested is placed on a clamping device, which clamps the electromagnetic coil. However, due to differences in the properties of raw materials, the grippers of the clamping mechanism are prone to damaging the surface of the electromagnetic coil during clamping, which can easily lead to a high rate of test data failure and high scrap costs. Therefore, a force-measuring clamping mechanism is proposed. Utility Model Content
[0004] The purpose of this invention is to address the current problems of high test data failure rates and high scrap costs.
[0005] To achieve the above-mentioned objectives, this utility model provides the following technical solution:
[0006] A force-measuring clamping mechanism is proposed to improve the above-mentioned problems.
[0007] The application is as follows:
[0008] A force-measuring clamping mechanism includes a base plate, on which a vertical movement mechanism and a left-right clamping mechanism are fixed. A vertical plate is fixed to the end of the base plate. The base plate is fixed to the left side of the vertical plate by a reinforcing rib. A limit block is installed at the upper end of the vertical plate. A slide cylinder is installed on the right side of the vertical plate. A buffer mounting plate is installed at the upper end of the slide cylinder. A downward pressure buffer is fixed on the buffer mounting plate. A servo motor is provided on one side of the base plate.
[0009] As a preferred technical solution of this application, a clamping mechanism mounting plate is fixed on the right side of the slide cylinder, and left and right clamping mechanisms are installed on the surface of the clamping mechanism mounting plate, and a slider fixing plate is installed in the middle of the left and right clamping mechanisms.
[0010] As a preferred technical solution of this application, an upper slide rail is installed above the slider fixing plate, and an upper slider is slidably connected to the surface of the upper slide rail. An upper and lower connecting block is installed on the surface of the upper slider. The upper and lower connecting block is connected to another clamping mechanism mounting plate through another reinforcing rib. An iron core fixing block is installed below the upper and lower connecting block, and a left iron core pressure plate is installed at the front end of the upper and lower connecting block.
[0011] As a preferred technical solution of this application, a right iron core pressure plate is installed on the right side of the slider fixing plate, and two sets of circular through holes are opened above the right iron core pressure plate. A clamping buffer and a compression spring fixing shaft are respectively installed in the circular through holes. A compression spring is sleeved in the middle of the compression spring fixing shaft, and the compression spring is connected to the upper and lower connecting blocks.
[0012] As a preferred technical solution of this application, a lower slide rail is installed on the lower layer of the slider fixing plate, and a lower slider is slidably connected to the surface of the lower slide rail. A fixing plate is installed below the lower slider, and a pressure sensor is installed on the surface of the fixing plate.
[0013] As a preferred technical solution of this application, the slider fixing plate divides the left and right clamping mechanisms into upper and lower layers.
[0014] As a preferred technical solution of this application, the front end of the base plate is provided with a groove, and the groove provided at the front end of the base plate is used to place the iron core and the coil.
[0015] Compared with the prior art, the beneficial effects of this utility model are as follows:
[0016] In the scheme of this application:
[0017] By utilizing servo motor movement to control clamping force, the pass rate and data consistency of product testing performance are improved, and the clamping force data is controllable with real-time feedback. Attached Figure Description
[0018] Figure 1 This is a three-dimensional structural diagram of the present invention.
[0019] Instruction manual drawing reference numerals: 1. Left core pressure plate; 2. Core; 3. Lower pressure buffer; 4. Coil; 5. Right core pressure plate; 6. Lower slider; 7. Slide cylinder; 8. Reinforcing rib; 9. Base plate; 10. Vertical plate; 11. Clamping mechanism mounting plate; 12. Upper and lower connecting blocks; 13. Buffer mounting plate; 14. Limit block; 15. Upper slide rail; 16. Upper slider; 17. Fixing plate; 18. Slider fixing plate; 19. Servo motor; 20. Compression spring; 21. Lower slide rail; 22. Core fixing block; 23. Clamping buffer; 24. Pressure sensor. Detailed Implementation
[0020] The present invention will be further described in detail below with reference to the accompanying drawings.
[0021] This specific embodiment is merely an explanation of the present utility model and is not intended to limit the present utility model. After reading this specification, those skilled in the art can make modifications to this embodiment without contributing any inventive step, but as long as they are within the scope of the claims of the present utility model, they are protected by patent law.
[0022] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.
[0023] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this utility model, "a plurality of" means two or more, unless otherwise explicitly specified.
[0024] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.
[0025] In this utility model, unless otherwise explicitly specified and limited, "above" or "below" the second feature can mean that the first feature is in direct contact with the second feature, or that the first feature is in indirect contact with the second feature through an intermediate medium. Furthermore, "above," "on top of," and "over" the second feature can mean that the first feature is directly above or diagonally above the second feature, or simply that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature can mean that the first feature is directly below or diagonally below the second feature, or simply that the first feature is at a lower horizontal level than the second feature.
[0026] Example 1: Please refer to the appendix of the instruction manual. Figure 1As shown, a force-measuring clamping mechanism includes a base plate 9, a groove at the front end of the base plate 9 for placing an iron core 2 and a coil 4, a vertical movement mechanism and a left and right clamping mechanism fixed on the base plate 9, and a vertical plate 10 fixed at the end of the base plate 9. The left side of the vertical plate 10 is fixed to the base plate 9 by a reinforcing rib 8. A limit block 14 is installed on the upper end of the vertical plate 10. A slide cylinder 7 is installed on the right side of the vertical plate 10, and a buffer mounting plate 13 is installed on the upper end of the slide cylinder 7. A downward pressure buffer 3 is fixed on the buffer mounting plate 13. A servo motor 19 is provided on one side of the base plate 9.
[0027] A clamping mechanism mounting plate 11 is fixed to the right side of the slide cylinder 7, and left and right clamping mechanisms are mounted on the surface of the clamping mechanism mounting plate 11. A slider fixing plate 18 is mounted in the middle of the left and right clamping mechanisms, dividing the left and right clamping mechanisms into upper and lower layers. An upper slide rail 15 is mounted above the slider fixing plate 18, and an upper slider 16 is slidably connected to the surface of the upper slide rail 15. An upper and lower connecting block 12 is mounted on the surface of the upper slider 16. The upper and lower connecting block 12 is connected to another clamping mechanism mounting plate 11 through another reinforcing rib 8. An iron core fixing pressure is mounted below the upper and lower connecting block 12. Block 22, the front end of the upper and lower connecting block 12 is equipped with a left iron core pressure plate 1, the right iron core pressure plate 5 is installed on the right side of the slider fixing plate 18, and two sets of circular through holes are opened on the upper part of the right iron core pressure plate 5. The clamping buffer 23 and the compression spring fixing shaft are respectively installed in the circular through holes. The compression spring 20 is sleeved in the middle of the compression spring fixing shaft and is connected to the upper and lower connecting block 12. The lower slide rail 21 is installed on the lower layer of the slider fixing plate 18, and the lower slide 6 is slidably connected to the surface of the lower slide rail 21. The fixing plate 17 is installed below the lower slide 6, and the pressure sensor 24 is installed on the surface of the fixing plate 17.
[0028] Place the coil-equipped iron core 2 onto the base plate 9, turn on the switch, and the servo motor 19 pushes the left iron core pressure plate 1 and the right iron core pressure plate 5, using the upper slider 16 to simultaneously clamp the two sides of the base plate 9 under force. At this time, the lower sliding cylinder 7 moves downward to drive the iron core fixing block 22 to press the base plate 9. Meanwhile, the servo motor 19 continues to apply pressure, slowly applying pressure to the iron core 2 through the compression spring 20 and the left and right iron core pressure plates 1 and 5, until the value of the pressure sensor 24 reaches the set requirement. Then, the servo motor 19 stops moving, and the micro-arc welding machine welds the iron core seam. After welding is completed, the cylinder and servo motor reset, and the base plate 9 is removed.
[0029] The above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model in any way. Any simple modifications, equivalent changes and alterations made to the above embodiments based on the technical essence of the present utility model shall fall within the scope of the technical solution of the present utility model.
Claims
1. A force measuring clamping mechanism comprising a base plate (9), characterized in that, The base plate (9) is fixed with a vertical movement mechanism and a left and right clamping mechanism, and a vertical plate (10) is fixed at the end of the base plate (9). The base plate (9) is fixed on the left side of the vertical plate (10) by a reinforcing rib (8). A limit block (14) is installed on the upper end of the vertical plate (10). A slide cylinder (7) is installed on the right side of the vertical plate (10), and a buffer mounting plate (13) is installed on the upper end of the slide cylinder (7). A downward pressure buffer (3) is fixed on the buffer mounting plate (13), and a servo motor (19) is provided on one side of the base plate (9).
2. A force measuring chucking mechanism according to claim 1, wherein The right side of the slide cylinder (7) is fixed with a clamping mechanism mounting plate (11), and the surface of the clamping mechanism mounting plate (11) is equipped with left and right clamping mechanisms, and the middle of the left and right clamping mechanisms is equipped with a slider fixing plate (18).
3. A force measuring chucking mechanism according to claim 2, wherein An upper slide rail (15) is installed above the slider fixing plate (18), and an upper slider (16) is slidably connected to the surface of the upper slide rail (15). An upper and lower connecting blocks (12) are installed on the surface of the upper slider (16). The upper and lower connecting blocks (12) are connected to another clamping mechanism mounting plate (11) through another reinforcing rib (8). A core fixing block (22) is installed below the upper and lower connecting blocks (12), and a left core pressure plate (1) is installed at the front end of the upper and lower connecting blocks (12).
4. A force measuring chucking mechanism according to claim 2, wherein The slider fixing plate (18) is equipped with a right iron core pressure plate (5) on the right side, and two sets of circular through holes are opened above the right iron core pressure plate (5). A clamping buffer (23) and a compression spring fixing shaft are respectively installed in the circular through holes. A compression spring (20) is sleeved in the middle of the compression spring fixing shaft, and the compression spring (20) is connected to the upper and lower connecting blocks (12).
5. The force-measuring clamping mechanism according to claim 4, characterized in that, The lower layer of the slider fixing plate (18) is equipped with a lower slide rail (21), and a lower slider (6) is slidably connected to the surface of the lower slide rail (21). A fixing plate (17) is installed below the lower slider (6), and a pressure sensor (24) is installed on the surface of the fixing plate (17).
6. A force measuring chucking mechanism according to claim 2, wherein The slider fixing plate (18) divides the left and right clamping mechanisms into upper and lower layers.
7. A force measuring chucking mechanism according to claim 1, wherein The base plate (9) has a groove at its front end, and the groove at the front end of the base plate (9) is used to place the iron core (2) and the coil (4).