Torsion machine for detecting performance of ring spring

Abstract

The utility model relates to the technical field of torsion machines for ring spring performance detection, and discloses a torsion machine for ring spring performance detection, which comprises a base and a fixing mechanism, the fixing mechanism comprises a fixing seat, and the fixing seat is movably connected with an insertion block through a limiting groove. A threaded rod with a cap is fixedly installed in the center of the surface of the fixing base, the inserting block is fixedly connected with a support through a connecting piece, an inserting hole penetrates through the center of the surface of the connecting piece, and a first hook is fixedly installed in the center of the surface of the support; through the arrangement of the fixing base, the limiting groove, the capped threaded rod, the connecting piece, the inserting block, the inserting hole, the support and the first hooks, the first hooks of different sizes can be fixed to a rotating shaft of a motor by inserting the inserting block into the limiting groove and screwing the capped threaded rod into the inserting hole, and ring springs of different sizes can be conveniently adapted.

Description

Technical Field

[0001] The utility model relates to the technical field of a torsion machine for testing the performance of a ring spring, in particular to a torsion machine for testing the performance of a ring spring. Background Art

[0002] The annular spring is composed of a tension spring and a connecting spring. The pitch and rotation direction of the tension spring and the connecting spring are the same. Use a special tire clamp to clamp one end of the tension spring and screw it into the connecting spring. Then rotate the other end of the tension spring and insert it into the other end of the connecting spring. Use the rotational force to screw the connecting spring into the inside of the tension spring to make the tension spring form an annular spring. The spring is a mechanical part that works by elasticity. Parts made of elastic materials will deform under the action of external force and return to their original shape after the external force is removed. The torque of the spring is an important parameter to measure the performance of the spring.

[0003] In the prior art, when testing the performance of a circular ring spring, it is necessary to fix it on a torque machine for testing. Circular ring springs of different sizes use different hooks and need to be replaced back and forth. The existing fixing mechanism is cumbersome and time-consuming. Therefore, we propose a torque machine for testing the performance of circular ring springs. Utility Model Content

[0004] The purpose of the utility model is to provide a torque machine for testing the performance of a circular ring spring, so as to solve the problem proposed in the above-mentioned background technology that when testing the performance of a circular ring spring, it is necessary to fix it on a torque machine for testing, circular ring springs of different sizes use different hooks and need to be replaced back and forth, and the existing fixing mechanism is cumbersome and time-consuming.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a torque machine for testing the performance of a circular spring, comprising a base and a fixing mechanism, the fixing mechanism comprising a fixing seat, the fixing seat being movably connected to a plug-in block through a limiting groove, a capped threaded rod being fixedly installed in the middle of the surface of the fixing seat, the plug-in block being fixedly connected to a bracket through a connecting piece, a plug-in hole being penetrated in the middle of the surface of the connecting piece, and a first hook being fixedly installed in the middle of the surface of the bracket.

[0006] As a preferred embodiment, a slide groove is provided on the upper surface of the base near the right side, and adaptation holes are provided on both sides of the right side of the base, the adaptation holes are connected to the slide groove, and a mounting plate is fixedly installed on the upper surface of the base near the left side, and a motor is fixedly installed on the side of the mounting plate.

[0007] As a preferred solution, the bottom of the fixing seat is fixedly mounted on the rotating shaft of the motor, the limiting groove is opened on the surface of the fixing seat near the edge, the plug-in block is fixedly mounted on the surface of the connecting piece, the plug-in block is inserted into the inside of the limiting groove, and the capped threaded rod is inserted into the inside of the plug-in hole.

[0008] As a preferred solution, the bracket is fixedly installed on the surface of the connecting piece near the edge.

[0009] As a preferred solution, an adjustment mechanism is provided above the base, and the adjustment mechanism includes a movable frame, a sliding frame is fixedly installed on the bottom of the movable frame, the sliding frame is slidably connected to the inside of the slide groove, an installation groove is opened on the side of the sliding frame, and a spring limiter is fixedly installed inside the installation groove, and the size of the spring limiter is adapted to the matching hole.

[0010] As a preferred solution, a second hook is fixedly mounted on the side of the movable frame, and a pulling handle is fixedly mounted on the upper end of the movable frame.

[0011] Technical effects and advantages of the utility model:

[0012] 1. By setting the fixing seat, the limiting groove, the threaded rod with a cap, the connecting piece, the plug-in block, the plug-in hole, the bracket and the first hook, the first hooks of different sizes can be fixed on the rotating shaft of the motor by plugging the plug-in block into the limiting groove and tightening the threaded rod with a cap into the plug-in hole, so as to facilitate the adaptation of the circular springs of different sizes.

[0013] 2. By setting the movable frame, the second hook, the pulling handle, the sliding frame, the mounting groove and the spring limiter, the circular springs of different lengths can be adapted by the movement of the movable frame in the sliding groove, and the position of the movable frame can be fixed by limiting the spring limiter in the adapting hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0015] Figure 2 It is an exploded view of the utility model.

[0016] Figure 3 It is an exploded view of the fixing mechanism of the utility model.

[0017] Figure 4 It is an exploded view of the adjustment mechanism of the utility model.

[0018] In the figure: 1. base; 2. slide groove; 3. adapter hole; 4. mounting plate; 5. motor; 6. fixing mechanism; 61. fixing seat; 62. limiting groove; 63. threaded rod with cap; 64. connecting piece; 65. plug-in block; 66. plug-in hole; 67. bracket; 68. first hook; 7. adjustment mechanism; 71. moving frame; 72. second hook; 73. pulling handle; 74. sliding frame; 75. mounting groove; 76. spring limiting piece. DETAILED DESCRIPTION

[0019] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. 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.

[0020] The utility model provides Figure 1-4 A torsion machine for testing the performance of a circular spring is shown, comprising a base 1 and a fixing mechanism 6, wherein the fixing mechanism 6 comprises a fixing seat 61, wherein the fixing seat 61 is movably connected to a plug-in block 65 through a limiting groove 62, wherein a threaded rod 63 with a cap is fixedly installed at the middle position of the surface of the fixing seat 61, wherein the plug-in block 65 is fixedly connected to a bracket 67 through a connecting piece 64, wherein a plug-in hole 66 is penetrated at the middle position of the surface of the connecting piece 64, wherein a first hook 68 is fixedly installed at the middle position of the surface of the bracket 67, wherein the bottom of the fixing seat 61 is fixedly installed on the rotating shaft of the motor 5, wherein the limiting groove 62 is provided at the fixing seat 61, wherein ... The surface of the fixed seat 61 is close to the edge position, the plug-in block 65 is fixedly installed on the surface of the connecting piece 64, the plug-in block 65 is inserted into the inside of the limiting groove 62, the capped threaded rod 63 is inserted into the inside of the plug-in hole 66, and the bracket 67 is fixedly installed on the surface of the connecting piece 64 near the edge position, the plug-in block 65 on the connecting piece 64 under the first hook 68 adapted to the size of the circular ring spring is inserted into the inside of the limiting groove 62 of the fixed seat 61, the capped threaded rod 63 is inserted into the plug-in hole 66, the nut is tightened to complete the fixation of the first hook 68, and the circular ring spring can be twisted by turning on the motor 5.

[0021] The cam 73 is actuated by a spring 76 which is fixedly mounted on the side of the movable frame 71 so as to allow the movable frame 71 to move freely in the movable frame 71 and to move the movable frame 71 to move freely in the movable frame 71.

[0022] In this embodiment, a slide groove 2 is provided on the upper surface of the base 1 near the right side, and adapter holes 3 are provided on both sides of the right side of the base 1. The adapter holes 3 are communicated with the slide groove 2. A mounting plate 4 is fixedly installed on the upper surface of the base 1 near the left side, and a motor 5 is fixedly installed on the side of the mounting plate 4.

[0023] Working principle of the utility model: The utility model is a torque machine for testing the performance of annular springs. The plug-in block 65 on the lower connecting piece 64 of the first hook 68 adapted to the size of the annular spring is plugged into the inside of the limiting groove 62 of the fixing seat 61, and the capped threaded rod 63 is plugged into the plug-in hole 66. The nut is tightened to complete the fixation of the first hook 68. The annular spring can be twisted by turning on the motor 5.

[0024] When testing circular ring springs of different lengths, press the spring limiter 76 to fully retract it into the adapter hole 3, then hold the pull handle 73 and slide the movable frame 71 along the inside of the slide groove 2 until it reaches the appropriate position, and then the spring limiter 76 automatically pops out from the nearest adapter hole 3.

[0025] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A torsion machine for testing the performance of a ring spring, comprising a base (1) and a fixing mechanism (6), characterized in that: The fixing mechanism (6) comprises a fixing seat (61), the fixing seat (61) being movably connected to a plug-in block (65) via a limiting groove (62), a capped threaded rod (63) being fixedly mounted at the middle position of the surface of the fixing seat (61), the plug-in block (65) being fixedly connected to a bracket (67) via a connecting piece (64), a plug-in hole (66) penetrating at the middle position of the surface of the connecting piece (64), and a first hook (68) being fixedly mounted at the middle position of the surface of the bracket (67).

2. A torsion machine for testing the performance of a ring spring according to claim 1, characterized in that: A slide groove (2) is provided on the upper surface of the base (1) near the right side, and adapter holes (3) are provided on both sides of the right side of the base (1), the adapter holes (3) are communicated with the slide groove (2), and a mounting plate (4) is fixedly installed on the upper surface of the base (1) near the left side, and a motor (5) is fixedly installed on the side of the mounting plate (4).

3. A torsion machine for testing the performance of a ring spring according to claim 2, characterized in that: The bottom of the fixing seat (61) is fixedly mounted on the rotating shaft of the motor (5); the limiting groove (62) is formed on the surface of the fixing seat (61) near the edge; the plug-in block (65) is fixedly mounted on the surface of the connecting piece (64); the plug-in block (65) is plugged into the inside of the limiting groove (62); and the capped threaded rod (63) is plugged into the inside of the plug-in hole (66).

4. A torsion machine for testing the performance of a ring spring according to claim 3, characterized in that: The bracket (67) is fixedly mounted on the surface of the connecting piece (64) near the edge.

5. A torsion machine for testing the performance of a ring spring according to claim 2, characterized in that: An adjustment mechanism (7) is arranged above the base (1), the adjustment mechanism (7) comprising a movable frame (71), a sliding frame (74) is fixedly mounted on the bottom of the movable frame (71), the sliding frame (74) is slidably connected to the inside of the slide groove (2), a mounting groove (75) is provided on the side of the sliding frame (74), a spring stopper (76) is fixedly mounted inside the mounting groove (75), and the size of the spring stopper (76) is adapted to the adaption hole (3).

6. A torsion machine for testing the performance of a ring spring according to claim 5, characterized in that: A second hook (72) is fixedly mounted on the side of the movable frame (71), and a pulling handle (73) is fixedly mounted on the upper end of the movable frame (71).

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