Spring strength detection tool

Abstract

The utility model discloses a spring strength detection tool, which comprises a base and a rotating seat, the top end of the base is provided with the rotating seat, a rotating disc is arranged above the rotating seat, the top end of the rotating disc is provided with a plurality of groups of integrated frames at equal intervals, one end of each integrated frame is provided with a fixed clamping block, and the other end of each integrated frame is provided with a fixed clamping block. Sliding clamping blocks are installed in the integrated frame and slidably connected with the integrated frame, connecting rods are installed at the ends, away from the integrated frame, of the sliding clamping blocks, the surfaces of the connecting rods are sleeved with reset springs, and sliding wheels are movably installed at the ends, away from the sliding clamping blocks, of the connecting rods. A supporting frame is installed on the side wall of the base. According to the utility model, the convenient linkage clamping and fixing of the spring and the convenient linkage type tensile test of the strength of the spring are realized, the continuous and rapid taking and placing of the spring and the continuous detection of the spring are facilitated, and the detection convenience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of detection tooling, in particular to a spring strength detection tooling. Background Art

[0002] A spring is a mechanical part that uses elasticity to work. Parts made of elastic materials deform under the action of external force and return to their original shape after the external force is removed. They are generally made of spring steel. The strength of the spring needs to be tested after production. Traditional testing is mostly manual operation, which is inefficient. In order to improve this situation, a spring strength testing tool is proposed.

[0003] For example, a spring strength detection tool disclosed in the authorization announcement number CN213422810U includes a moving seat, a bottom cabinet and a positioning plate, two sets of slide rail frames are welded on one side of the top of the bottom cabinet, a moving seat is movably installed inside the slide rail frame through a hydraulic cylinder, a clamp is installed on the top of the moving seat through bolts, a control box is installed on the side of the top of the bottom cabinet away from the slide rail frame, two sets of pressure relief members are installed on the side of the top of the bottom cabinet away from the control box, a positioning plate is installed on the top of the pressure relief member, and positioning pins are evenly installed on the top of the positioning plate;

[0004] Although it realizes that a clamp is installed on the top of the moving seat, the detection spring can be clamped by the clamp and the fastening frame, and the spring can be stretched by moving the moving seat downward, thereby realizing the tensile strength test of the spring, the detection method of the device can be increased, the accuracy of the spring strength test data is guaranteed, and the accuracy of the device detection is improved;

[0005] However, the problem that the existing testing tooling is not conducive to convenient linkage clamping and fixing of the spring and convenient linkage tensile testing of the spring strength when in use, is not conducive to continuous and rapid removal and placement of the spring and continuous testing of the spring, thus affecting the convenience of testing. Utility Model Content

[0006] The purpose of the utility model is to provide a spring strength testing tool to solve the problem that the testing tool proposed in the above background technology is not convenient for convenient linkage clamping and fixing of the spring and convenient linkage tensile testing of the spring strength, which is not conducive to continuous and rapid removal and placement of the spring and continuous testing of the spring, thus affecting the convenience of testing.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a spring strength testing tool, comprising a base and a rotating seat, a rotating seat is installed at the top of the base, a rotating disk is arranged above the rotating seat, a plurality of integrated frames with equal intervals are installed at the top of the rotating disk, a fixed clamp is installed at one end of the integrated frame, a sliding clamp is installed inside the integrated frame, and the sliding clamp is slidably connected to the integrated frame, a connecting rod is installed at the end of the sliding clamp away from the integrated frame, a reset spring is installed on the surface of the connecting rod, a sliding wheel is movably installed at the end of the connecting rod away from the sliding clamp, a supporting frame is installed on the side wall of the base, a supporting plate is installed at the top of the supporting frame, and a clamping groove is arranged between the fixed clamp and the sliding clamp.

[0008] Preferably, a support shaft is fixedly installed inside the rotating seat, a fixed disk is installed on the top end of the support shaft, and the sliding wheel is slidably connected to the fixed disk.

[0009] Preferably, a bearing is mounted on the surface of the support shaft, and the bearing is fixedly connected to the support shaft, and the rotating disk is movably connected to the support shaft via the bearing.

[0010] Preferably, a toothed disc is installed at the bottom end of the rotating disc, and the toothed disc is fixedly connected to the rotating disc.

[0011] Preferably, a servo motor is installed inside the rotating seat on one side of the support shaft, a gear is installed at the output end of the servo motor, and the gear is meshed with the gear disc.

[0012] Preferably, a movable motor is installed at the top of the support plate, a threaded rod is installed at the output end of the movable motor, a threaded sleeve is sleeved on the surface of the threaded rod, and the threaded sleeve is threadedly connected to the threaded rod.

[0013] Preferably, an L-shaped frame is installed at the bottom end of the threaded sleeve, and the L-shaped frame is slidably connected to the support plate, and the threaded rod is slidably connected to the L-shaped frame, and a hollow sleeve is installed at the bottom end of the L-shaped frame.

[0014] Preferably, electric push rods are symmetrically mounted on the inner wall of the hollow sleeve, push arms are mounted on the output ends of the electric push rods, and arc-shaped clamping blocks are mounted on the ends of the push arms away from the electric push rods.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the detection tooling not only realizes convenient linkage clamping and fixing of springs and convenient linkage tensile testing of spring strength, facilitates continuous and rapid taking and placing of springs and continuous testing of springs, but also improves the convenience of testing;

[0016] (1) The servo motor drives the gear to rotate, the gear drives the toothed disc to rotate, the toothed disc drives the rotating disc to rotate, and the rotating disc drives the integrated frame and the spring to rotate. Because the shape of the fixed disc is irregular, when the rotating disc rotates, the fixed disc remains stationary, the rotating disc drives the integrated frame to rotate, and the integrated frame drives the sliding wheel to rotate. The sliding wheel slides on the side wall of the fixed disc. When it turns out from the recessed position, the sliding wheel is driven by the fixed disc to move, and the sliding wheel drives the connecting rod to move. The connecting rod drives the sliding clamp to slide inside the integrated frame. The sliding clamp and the fixed clamp cooperate with each other to clamp and fix the bottom of the spring at the clamping groove position. The reset spring plays an elastic supporting role. When it rotates to the recessed position again, the reset spring drives the sliding clamp to reset, so that it is convenient to take the spring and place a new spring, realizing convenient linkage clamping and fixing the spring, and facilitating continuous and rapid taking and placing of the spring.

[0017] (2) When the spring rotates to the position of the hollow sleeve, the rotating disk stops rotating, and the moving motor drives the threaded rod to rotate. Under the sliding cooperation between the L-shaped frame and the support plate, the threaded rod drives the L-shaped frame to move downward through the threaded sleeve, and the L-shaped frame drives the hollow sleeve to move downward, and the hollow sleeve drives the arc clamping block to move downward, so that the arc clamping block moves to both sides of the upper part of the spring, and the electric push rod drives the push arm to move, and the push arm drives the arc clamping block to move. Under the mutual cooperation of the two sets of arc clamping blocks, the upper part of the spring is clamped by the two sets of arc clamping blocks. Fix it, then open the moving motor in reverse, and the moving motor drives the hollow sleeve to lift. At the same time, the hollow sleeve drives the arc clamp and the spring to lift. Under the clamping and fixing cooperation of the fixed clamp and the sliding clamp, the spring is tested for tensile strength. Then the test results are recorded through manual observation. After completing the tensile strength test of one group of springs, the following groups of springs are tested in turn under the drive of the servo motor, realizing a convenient linkage tensile test of spring strength, facilitating the continuous detection of springs, and improving the convenience of detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 2 It is a front view cross-sectional structural diagram of the rotating seat of the utility model;

[0020] Figure 3 It is a front view cross-sectional structural schematic diagram of the hollow sleeve of the utility model;

[0021] Figure 4 It is a bottom view structural diagram of the hollow sleeve of the utility model;

[0022] Figure 5 It is a schematic diagram of the three-dimensional structure of the integrated frame of the utility model.

[0023] In the figure: 1. base; 2. support frame; 3. rotating disk; 4. fixed disk; 5. integrated frame; 6. rotating seat; 7. gear plate; 8. bearing; 9. gear; 10. servo motor; 11. support plate; 12. mobile motor; 13. threaded rod; 14. threaded sleeve; 15. L-shaped frame; 16. hollow sleeve; 17. electric push rod; 18. support shaft; 19. push arm; 20. arc clamping block; 21. fixed clamping block; 22. sliding clamping block; 23. sliding wheel; 24. connecting rod; 25. reset spring; 26. clamping groove. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-5 , the utility model provides an embodiment: a spring strength detection tool, including a base 1 and a rotating seat 6, a rotating seat 6 is installed on the top of the base 1, a rotating disk 3 is arranged above the rotating seat 6, and multiple groups of integrated frames 5 with equal spacing are installed on the top of the rotating disk 3, and a fixed clamping block 21 is installed at one end of the integrated frame 5, and a sliding clamping block 22 is installed inside the integrated frame 5, and the sliding clamping block 22 is slidably connected with the integrated frame 5, and a connecting rod 24 is installed at the end of the sliding clamping block 22 away from the integrated frame 5, and a reset spring 25 is installed on the surface of the connecting rod 24, and a sliding wheel 23 is movably installed at the end of the connecting rod 24 away from the sliding clamping block 22, a supporting frame 2 is installed on the side wall of the base 1, and a supporting plate 11 is installed on the top of the supporting frame 2, and a clamping groove 26 is arranged between the fixed clamping block 21 and the sliding clamping block 22;

[0026] First, the device is connected to an external controller and an external circuit, and the spring to be tested is placed at the position of the clamping groove 26. The servo motor 10 is turned on by external control, and the servo motor 10 drives the gear 9 to rotate. Under the mutual engagement of the gear 9 and the toothed disc 7, the gear 9 drives the toothed disc 7 to rotate. Under the active cooperation of the bearing 8 and the support shaft 18, the toothed disc 7 drives the rotating disk 3 to rotate, and the rotating disk 3 drives the integrated frame 5 and the spring to rotate. Because the shape of the fixed disk 4 is irregular, when the rotating disk 3 rotates, the fixed disk 4 remains stationary, and the rotating disk 3 drives the integrated frame 5 to rotate, and the integrated frame 5 drives the sliding wheel 23 to rotate. The sliding wheel 23 is fixed on the fixed disk 4. The fixed plate 4 slides on the side wall. When it turns out from the recessed position, the fixed plate 4 drives the sliding wheel 23 to move, and the sliding wheel 23 drives the connecting rod 24 to move. The connecting rod 24 drives the sliding clamp 22 to slide inside the integrated frame 5. The sliding clamp 22 and the fixed clamp 21 cooperate with each other to clamp and fix the bottom of the spring at the clamping groove 26. The reset spring 25 plays an elastic supporting role. When it is rotated to the recessed position again, the reset spring 25 drives the sliding clamp 22 to reset, so that it is convenient to take the spring and place a new spring, realizing convenient linkage clamping and fixing the spring, and facilitating continuous and rapid taking and placing of the spring.

[0027] A support shaft 18 is fixedly installed inside the rotating seat 6, a fixed plate 4 is installed on the top of the support shaft 18, and a sliding wheel 23 is slidably connected to the fixed plate 4;

[0028] The surface of the support shaft 18 is provided with a bearing 8, and the bearing 8 is fixedly connected to the support shaft 18, and the rotating disk 3 is movably connected to the support shaft 18 through the bearing 8, and a toothed disk 7 is installed at the bottom end of the rotating disk 3, and the toothed disk 7 is fixedly connected to the rotating disk 3;

[0029] A servo motor 10 is installed inside the rotating seat 6 on one side of the support shaft 18. The servo motor 10 plays a role of power drive. A gear 9 is installed at the output end of the servo motor 10, and the gear 9 is meshed with the gear plate 7.

[0030] A mobile motor 12 is installed at the top of the support plate 11, and the mobile motor 12 plays a role of power drive. A threaded rod 13 is installed at the output end of the mobile motor 12. A threaded sleeve 14 is sleeved on the surface of the threaded rod 13, and the threaded sleeve 14 is threadedly connected to the threaded rod 13. An L-shaped frame 15 is installed at the bottom end of the threaded sleeve 14, and the L-shaped frame 15 is slidably connected to the support plate 11, and the threaded rod 13 is slidably connected to the L-shaped frame 15, and a hollow sleeve 16 is installed at the bottom end of the L-shaped frame 15;

[0031] An electric push rod 17 is symmetrically mounted on the inner wall of the hollow sleeve 16. The electric push rod 17 plays a role of power drive. A push arm 19 is mounted on the output end of the electric push rod 17. An arc-shaped clamp block 20 is mounted on the end of the push arm 19 away from the electric push rod 17.

[0032] When the spring rotates to the position of the hollow sleeve 16, the rotating disk 3 stops rotating, and the moving motor 12 is turned on by external control, and the moving motor 12 drives the threaded rod 13 to rotate. Under the sliding cooperation between the L-shaped frame 15 and the support plate 11, and under the threaded connection between the threaded sleeve 14 and the threaded rod 13, the threaded rod 13 drives the L-shaped frame 15 to move downward through the threaded sleeve 14, and the L-shaped frame 15 drives the hollow sleeve 16 to move downward, and the hollow sleeve 16 drives the arc clamping block 20 to move downward, so that the arc clamping block 20 moves to both sides of the upper part of the spring, and the electric push rod 17 is turned on by external control, and the electric push rod 17 drives the push arm 19 to move, and the push arm 19 drives the arc clamping block 20 to move. With the cooperation of the two groups of arc-shaped clamping blocks 20, the upper part of the spring is clamped and fixed by the two groups of arc-shaped clamping blocks 20, and then the moving motor 12 is opened in reverse, and the hollow sleeve 16 is driven by the moving motor 12 to lift. At the same time, the hollow sleeve 16 drives the arc-shaped clamping block 20 and the spring to lift, and under the clamping and fixing cooperation of the fixed clamping block 21 and the sliding clamping block 22, the spring is subjected to tensile strength test, and then the test result is recorded through manual observation. After completing the tensile strength test of one group of springs, under the drive of the servo motor 10, the following groups of springs are tested in turn, realizing a convenient linkage tensile test of the spring strength, facilitating the continuous detection of the spring, and improving the convenience of detection.

[0033] Working principle: First, the device is connected to an external controller and an external circuit, and the spring to be tested is placed at the position of the clamping groove 26. The servo motor 10 drives the gear 9 to rotate, the gear 9 drives the toothed disc 7 to rotate, the toothed disc 7 drives the rotating disc 3 to rotate, and the rotating disc 3 drives the integrated frame 5 and the spring to rotate. Because the shape of the fixed disc 4 is irregular, when the rotating disc 3 rotates, the fixed disc 4 remains stationary, the rotating disc 3 drives the integrated frame 5 to rotate, and the integrated frame 5 drives the sliding wheel 23 to rotate, and the sliding wheel 23 slides on the side wall of the fixed disc 4. When the sliding wheel 23 slides from the recess, the sliding wheel 23 slides on the side wall of the fixed disc 4. When the sunken position is turned out, the sliding wheel 23 is driven by the fixed disk 4 to move, and the sliding wheel 23 drives the connecting rod 24 to move, and the connecting rod 24 drives the sliding clamp 22 to slide inside the integrated frame 5, and the sliding clamp 22 and the fixed clamp 21 cooperate with each other to clamp and fix the bottom of the spring at the position of the clamping groove 26, wherein the reset spring 25 plays an elastic supporting role. When it is rotated to the sunken position again, the reset spring 25 drives the sliding clamp 22 to reset, so as to facilitate the removal of the spring and the placement of a new spring. When the spring is rotated to the position of the hollow sleeve 16, , the rotating disk 3 stops rotating, and the moving motor 12 drives the threaded rod 13 to rotate. Under the sliding cooperation between the L-shaped frame 15 and the supporting plate 11, the threaded rod 13 drives the L-shaped frame 15 to move downward through the threaded sleeve 14, and the L-shaped frame 15 drives the hollow sleeve 16 to move downward, and the hollow sleeve 16 drives the arc clamping block 20 to move downward, so that the arc clamping block 20 moves to both sides of the upper part of the spring, and the electric push rod 17 drives the push arm 19 to move, and the push arm 19 drives the arc clamping block 20 to move. Under the mutual cooperation of the two groups of arc clamping blocks 20, the two groups of arc clamping blocks 20 are The clamp block 20 clamps and fixes the upper part of the spring, and then the mobile motor 12 is opened in reverse, and the mobile motor 12 drives the hollow sleeve 16 to lift. At the same time, the hollow sleeve 16 drives the arc clamp block 20 and the spring to lift. Under the clamping and fixing cooperation of the fixed clamp block 21 and the sliding clamp block 22, the tensile strength of the spring is tested, and then the test results are recorded through manual observation. After completing the tensile strength test of one group of springs, the following groups of springs are tested in turn under the drive of the servo motor 10 to complete the use of the spring strength testing tooling.

Claims

1. A spring strength testing tool, comprising a base (1) and a rotating base (6), characterized in that: A rotating seat (6) is installed at the top of the base (1), a rotating disk (3) is arranged above the rotating seat (6), a plurality of integrated frames (5) with equal spacing are installed at the top of the rotating disk (3), a fixed clamping block (21) is installed at one end of the integrated frame (5), a sliding clamping block (22) is installed inside the integrated frame (5), and the sliding clamping block (22) is slidably connected to the integrated frame (5), a connecting rod (24) is installed at the end of the sliding clamping block (22) away from the integrated frame (5), a return spring (25) is mounted on the surface of the connecting rod (24), and a sliding wheel (23) is movably installed at the end of the connecting rod (24) away from the sliding clamping block (22), a supporting frame (2) is installed on the side wall of the base (1), a supporting plate (11) is installed at the top of the supporting frame (2), and a clamping groove (26) is arranged between the fixed clamping block (21) and the sliding clamping block (22).

2. A spring strength testing tool according to claim 1, characterized in that: A support shaft (18) is fixedly installed inside the rotating seat (6), a fixed disk (4) is installed on the top end of the support shaft (18), and a sliding wheel (23) is slidably connected to the fixed disk (4).

3. A spring strength testing tool according to claim 2, characterized in that: The surface of the support shaft (18) is sleeved with a bearing (8), and the bearing (8) is fixedly connected to the support shaft (18), and the rotating disk (3) is movably connected to the support shaft (18) via the bearing (8).

4. A spring strength testing tool according to claim 1, characterized in that: A toothed disc (7) is installed at the bottom end of the rotating disc (3), and the toothed disc (7) is fixedly connected to the rotating disc (3).

5. A spring strength testing tool according to claim 2, characterized in that: A servo motor (10) is installed inside the rotating seat (6) on one side of the support shaft (18), a gear (9) is installed at the output end of the servo motor (10), and the gear (9) and the toothed disc (7) are meshed with each other.

6. A spring strength testing tool according to claim 1, characterized in that: A movable motor (12) is installed at the top of the support plate (11), a threaded rod (13) is installed at the output end of the movable motor (12), a threaded sleeve (14) is sleeved on the surface of the threaded rod (13), and the threaded sleeve (14) is threadedly connected to the threaded rod (13).

7. A spring strength testing tool according to claim 6, characterized in that: An L-shaped frame (15) is installed at the bottom end of the threaded sleeve (14), and the L-shaped frame (15) is slidably connected to the support plate (11), and the threaded rod (13) is slidably connected to the L-shaped frame (15), and a hollow sleeve (16) is installed at the bottom end of the L-shaped frame (15).

8. A spring strength testing tool according to claim 7, characterized in that: An electric push rod (17) is symmetrically mounted on the inner wall of the hollow sleeve (16), a push arm (19) is mounted on the output end of each of the electric push rods (17), and an arc-shaped clamping block (20) is mounted on one end of each of the push arms (19) away from the electric push rod (17).

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