CN220251301U - Spring force detection device - Google Patents
Spring force detection device Download PDFInfo
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- CN220251301U CN220251301U CN202321645245.0U CN202321645245U CN220251301U CN 220251301 U CN220251301 U CN 220251301U CN 202321645245 U CN202321645245 U CN 202321645245U CN 220251301 U CN220251301 U CN 220251301U
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- 238000001514 detection method Methods 0.000 title claims abstract description 60
- 230000006835 compression Effects 0.000 claims abstract description 11
- 238000007906 compression Methods 0.000 claims abstract description 11
- 238000005192 partition Methods 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 4
- 230000000670 limiting effect Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
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Abstract
The utility model provides a spring force detection device which comprises a bottom plate, a back plate and a vertical driving piece, wherein the bottom plate is horizontally arranged, the back plate is fixedly arranged on the upper surface of the bottom plate, the vertical driving piece is fixedly arranged on the surface of one side of the back plate, the driving end of the vertical driving piece is fixedly connected with a guide rod, and the bottom end of the guide rod is connected with a detection pressure head; the guide rod is connected in the guide assembly in a sliding way; the positioning assembly is arranged between the guide assembly and the vertical driving piece and used for adjusting the compression stroke distance of the spring; the device comprises a base plate, a detection component, a spring to be detected, a pressure sensor and a pressure sensor, wherein the pressure sensor is fixedly arranged on the upper surface of the base plate and is positioned at the position right below the detection pressure head, the spring to be detected is arranged on the detection component, and the detection component is used for measuring the pressure value of the detection pressure head under the stroke of the spring to be detected by downward compression. The spring to be detected is compressed through the power of driving piece, and operation convenience is high, and reduces the cost of labor, cooperates with direction subassembly and locating component, improves detection precision greatly.
Description
Technical Field
The utility model belongs to the technical field of spring detection, and particularly relates to a spring force detection device.
Background
The spring is a common mechanical part and is widely applied to various fields of home decoration, automobile parts, mechanical equipment, electronics and the like. The spring must have a certain elasticity and be able to withstand a certain load during operation, so its spring force is one of the very critical parameters. In the spring production process, the elastic coefficient and the length of the spring are all interval values, and although the interval values meet the design requirements and related standards, the range of the spring force is required to be more accurate under a certain compression stroke in the application process of special occasions of the spring. Spring force detection is therefore of great importance in spring application, in particular in production lines.
The current common spring force detection method is to place the spring between the upper and lower pressure plates, adjust the height between the upper and lower pressure plates by rotating the handle, compress the spring to the set value between the upper and lower pressure plates, and the value displayed on the pressure sensing piece is the measured spring force value. However, the detection mode needs manual operation, has low convenience, large debugging difficulty and low detection precision.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides the spring force detection device, the spring to be detected is compressed by the power of the driving piece, the operation convenience is high, the labor cost is reduced, and the detection precision is greatly improved by matching the guide assembly and the positioning assembly.
The utility model adopts the technical proposal for solving the technical problems that:
the spring force detection device comprises a bottom plate which is horizontally arranged, a back plate which is fixedly arranged on the upper surface of the bottom plate and is vertically arranged, and a vertical driving piece which is fixedly arranged on one side surface of the back plate, wherein the driving end of the vertical driving piece is fixedly connected with a guide rod, and the bottom end of the guide rod is connected with a detection pressure head; the guide rod is connected in the guide assembly in a sliding way; the positioning assembly is arranged between the guide assembly and the vertical driving piece and used for adjusting the compression stroke distance of the spring; the device comprises a base plate, a detection component, a spring to be detected, a pressure sensor and a pressure sensor, wherein the pressure sensor is fixedly arranged on the upper surface of the base plate and is positioned at the position right below the detection pressure head, the spring to be detected is arranged on the detection component, and the detection component is used for measuring the pressure value of the detection pressure head under the stroke of the spring to be detected, which is compressed downwards.
Based on the scheme, the guide rod is driven by the vertical driving piece to drive the detection pressure head to downwards compress the spring to be detected, so that the operation is simple and convenient, and the labor is saved; the guide assembly is arranged, so that the guide limiting effect can be achieved on the vertical stroke of the guide rod, the detection pressure head is always positioned right above the spring to be detected, the uniformity of the detection pressure head on the spring to be detected is further ensured, and the detection precision is improved; the positioning assembly is arranged, so that the compression stroke distance of the spring to be detected can be flexibly controlled, and the requirements of different products to be detected and the requirements of different compression strokes of the same product to be detected are met.
Further, the vertical driving piece comprises a cylinder fixedly connected with the back plate through a cylinder mounting plate and a cylinder joint connected between the bottom end of an output shaft of the cylinder and the top end of the guide rod.
Based on the scheme, the air cylinder is used as power for detecting the spring force, so that the precision is high, the air cylinder can provide accurate force control, and the high-precision spring force detection can be realized; the reliability is high, the structure of the air cylinder is simple, no vulnerable part exists, and long-term stable work can be ensured; the speed is fast, and the cylinder can respond fast, can realize quick detection.
Further, the positioning assembly comprises a lower positioning block, an upper positioning block and a positioning bolt; the lower positioning block is fixedly connected with the backboard, the upper positioning block is fixedly connected with the guide rod, the positioning bolt is in threaded connection with the lower positioning block, and when the guide rod moves downwards to the maximum stroke, the upper positioning block is abutted against the top of the positioning bolt.
Based on the scheme, through the limiting function of the positioning bolt, the descending travel of the spring during compression can be ensured not to be excessive, so that the stability and the precision of spring force detection are ensured, and the compression travel distance of the spring can be adjusted through the positioning bolt, so that the device is suitable for more detection requirements.
Further, the guide assembly comprises a guide sleeve mounting plate, an adjusting cushion block and a guide sleeve; the guide sleeve mounting plate is fixedly connected with the back plate through the adjusting cushion block, the guide sleeve is connected in the guide sleeve mounting plate through the guide sleeve fixing screw, and the guide rod is connected with the guide sleeve in a sliding mode.
Based on the scheme, the guide sleeve can always limit and guide up-and-down movement of the guide rod, and the detection accuracy is prevented from being influenced by the fact that the detection pressure head deviates from the position right above the spring.
Further, the guide assembly further comprises a guide screw which is connected to the inner portion of the guide sleeve mounting plate and is horizontally arranged, a sliding groove is formed in the vertical direction of the guide rod body, and one end of the guide screw penetrates out of the guide sleeve and extends into the sliding groove.
Based on the scheme, the chute of the guide rod slides along the guide screw, and the guide rod can be ensured to move right above the spring all the time under the further limiting action of the guide screw.
Further, the detection component comprises a baffle plate, a pressing plate and a pressure sensor; the clamp plate passes through the fixed plate and installs on the bottom plate, and open recess has been seted up at the clamp plate middle part, and pressure sensor locates in the recess, pressure sensor top is arranged in to the baffle, and the spring of waiting to detect is arranged in on the baffle.
Based on the scheme, the pressure sensor accurately measures the pressure value of the spring under the compression stroke, so that the spring force can be accurately judged, and the detection efficiency and quality can be improved.
Further, the top inner wall of the pressure plate open groove is provided with a convex edge, and the lower surface of the convex edge is clamped with the partition plate so as to limit the partition plate in the groove.
Based on the scheme, the baffle is limited in the groove, so that the influence of the movement of the baffle on the detection precision can be prevented, and the detection accuracy is further ensured.
The utility model has the beneficial effects that: the whole device has simple and feasible structure, is convenient to maintain and debug, can improve the precision of spring force detection, improves the working efficiency, and reduces the labor cost.
Drawings
FIG. 1 is a side view of the overall structure of the present utility model;
FIG. 2 is a front elevational view of the overall structure of the present utility model;
fig. 3 is a partial enlarged view of fig. 2.
Reference numerals in the drawings: 1. a back plate; 2. a cylinder mounting plate; 3. a cylinder; 4. a cylinder joint; 5. a guide rod; 6. an upper positioning block; 7. a lower positioning block; 8. positioning bolts; 9. adjusting the cushion block; 10. a guide sleeve mounting plate; 11. a guide sleeve fixing screw; 12. a guide screw; 13. guide sleeve; 14. detecting a pressure head fixing screw; 15. detecting a pressure head; 16. a pressing plate; 17. a partition plate; 18. a bottom plate; 19. a fixing plate; 20. a pressure sensor.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "horizontal", "inner", "outer", etc., are based on the azimuth or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or component referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
Example 1
As shown in fig. 1 and 2, a back plate 1 is fixedly arranged on the upper surface of a bottom plate 18 through screws, a cylinder mounting plate 2 is arranged on one side of the back plate 1, a cylinder 3 is arranged on the cylinder mounting plate 2 through bolts, a cylinder joint 4 is arranged at the bottom end of an output shaft of the cylinder 3, one end of a guide rod 5 is arranged in a mounting groove formed in the cylinder joint 4, and a detection pressure head 15 is arranged in a fixing groove at the other end of the guide rod 5 and is fixed through a detection pressure head fixing screw 14;
the upper positioning block 6 is arranged on the back side of the guide rod 5, the lower positioning block 7 is arranged on one side of the backboard 1, and the positioning bolt 8 is arranged in a threaded hole of the lower positioning block 7. Specifically, the upper positioning block 6 and the lower positioning block 7 are of L-shaped structures, the lower positioning block 7 is installed in a forward direction, the upper positioning block 6 is installed in a reverse direction, the horizontal parts of the upper positioning block 6 and the lower positioning block are opposite up and down, and when the guide rod 5 moves downwards to the maximum stroke, the horizontal part of the upper positioning block 6 is abutted against the top of the positioning bolt 8 on the horizontal part of the lower positioning block 7, so that the upper positioning block 6 can be used for adjusting the compression stroke distance of a spring;
the guide sleeve mounting plate 10 is mounted on one side of the backboard 1 through the adjusting cushion block 9, the guide sleeve 13 is mounted in a hole of the guide sleeve mounting plate 10 and is fixed through the guide sleeve fixing screw 11, the guide rod 5 is slidably arranged in the guide sleeve 13, the guide screw 12 is horizontally mounted in the guide sleeve mounting plate 10, a sliding groove is formed in the vertical direction of the rod body of the guide rod 5, one end of the guide screw 12 penetrates out of the guide sleeve 13 to extend into the sliding groove, and slides in the sliding groove of the guide rod 5, so that the direction of the upper positioning block 6 is consistent with that of the lower positioning block 7;
the diaphragm 17 and the pressure sensor 20 are disposed one above the other and screwed to the upper surface of the bottom plate 18 by the pressing plate 16 together with the fixing plate 19.
Based on the above embodiment, the detection principle of the utility model is: the spring to be detected is arranged on the partition plate 17, the air cylinder 3 is started, the air cylinder 3 drives the guide rod 5 to drive the detection pressure head 15 to compress the spring downwards, the partition plate 17 is further pressed onto the pressure sensor 20, and the pressure value under the same stroke is read according to the pressure sensor 20, so that the measurement of the spring force is realized. In actual operation, if the detected spring pressure is insufficient, the missing spring pressure can be compensated by adding gaskets with different thicknesses on the spring, and the spring and the added gaskets are combined to be used as a sleeve. The embodiment adopts the air cylinder as the power for detecting the spring force, has simple and feasible structure, is convenient to maintain and debug, improves the working efficiency, reduces the labor cost, and can improve the precision of the spring force detection.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.
Claims (7)
1. The spring force detection device is characterized by comprising a bottom plate (18) which is horizontally arranged, a back plate (1) which is fixedly arranged on the upper surface of the bottom plate (18) and is vertically arranged, and a vertical driving piece which is fixedly arranged on one side surface of the back plate (1), wherein the driving end of the vertical driving piece is fixedly connected with a guide rod (5), and the bottom end of the guide rod (5) is connected with a detection pressure head (15); the device also comprises a guide assembly and a positioning assembly which are fixedly arranged on one side surface of the backboard (1), and a guide rod (5) is slidably connected in the guide assembly; the positioning assembly is arranged between the guide assembly and the vertical driving piece and used for adjusting the compression stroke distance of the spring; the spring detection device is characterized by further comprising a detection assembly fixedly mounted on the upper surface of the bottom plate (18) and located at a position right below the detection pressure head (15), a spring to be detected is arranged on the detection assembly, and the detection assembly is used for measuring a pressure value of the detection pressure head (15) under the stroke of the spring to be detected.
2. A spring force detection device according to claim 1, characterized in that the vertical drive comprises a cylinder (3) fixedly connected to the back plate (1) by means of a cylinder mounting plate (2), and a cylinder joint (4) connected between the bottom end of the output shaft of the cylinder (3) and the top end of the guide rod (5).
3. A spring force detection arrangement according to claim 1, characterized in that the positioning assembly comprises a lower positioning block (7), an upper positioning block (6), a positioning bolt (8); the lower positioning block (7) is fixedly connected with the backboard (1), the upper positioning block (6) is fixedly connected with the guide rod (5), the positioning bolt (8) is in threaded connection with the lower positioning block (7), and when the guide rod (5) moves downwards to the maximum stroke, the upper positioning block (6) is abutted against the top of the positioning bolt (8).
4. A spring force detection device according to claim 1, characterized in that the guide assembly comprises a guide sleeve mounting plate (10), an adjusting pad (9), a guide sleeve (13); the guide sleeve mounting plate (10) is fixedly connected with the back plate (1) through the adjusting cushion block (9), the guide sleeve (13) is connected in the guide sleeve mounting plate (10) through the guide sleeve fixing screw (11), and the guide rod (5) is connected with the guide sleeve (13) in a sliding mode.
5. The spring force detection device according to claim 4, wherein the guide assembly further comprises a guide screw (12) horizontally arranged inside the guide sleeve mounting plate (10), a sliding groove is formed in the vertical direction of the rod body of the guide rod (5), and one end of the guide screw (12) penetrates through the guide sleeve (13) to extend into the sliding groove.
6. A spring force detection arrangement according to claim 1, characterized in that the detection assembly comprises a diaphragm (17), a pressure plate (16), a pressure sensor (20); the pressure plate (16) is arranged on the bottom plate (18) through the fixing plate (19), an open groove is formed in the middle of the pressure plate (16), the pressure sensor (20) is arranged in the groove, the partition plate (17) is arranged above the pressure sensor (20), and the spring to be detected is arranged on the partition plate (17).
7. The spring force detection device according to claim 6, wherein the top inner wall of the open groove of the pressing plate (16) is provided with a convex edge, and the lower surface of the convex edge is clamped with the partition plate (17) to limit the partition plate (17) in the groove.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321645245.0U CN220251301U (en) | 2023-06-27 | 2023-06-27 | Spring force detection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321645245.0U CN220251301U (en) | 2023-06-27 | 2023-06-27 | Spring force detection device |
Publications (1)
Publication Number | Publication Date |
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CN220251301U true CN220251301U (en) | 2023-12-26 |
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ID=89271285
Family Applications (1)
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CN202321645245.0U Active CN220251301U (en) | 2023-06-27 | 2023-06-27 | Spring force detection device |
Country Status (1)
Country | Link |
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CN (1) | CN220251301U (en) |
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2023
- 2023-06-27 CN CN202321645245.0U patent/CN220251301U/en active Active
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