Damper spring pre-pressing machine

Abstract

The utility model relates to the technical field of prepressing springs, in particular to a damper spring prepressing machine which comprises a first mounting block, a first connecting rod is locked in the first mounting block through a bolt, and the outer side of the surface of the first connecting rod is connected with a connecting and pressing block in a locking and sleeving mode through a bolt. A connecting guide rod is locked in the connecting and pressing block through a bolt, a second mounting block is locked at the other end of the first connecting rod and the other end of the connecting guide rod through bolts, and a pre-pressing mechanism is arranged on one side of the first mounting block through a bolt. According to the spring pre-pressing device, the pre-pressing mechanism and the connected pressing block can be matched, springs can be pressed in batches at the same time, it can be guaranteed that the springs are in a unified pressing state, the spring pre-pressing efficiency and effect are improved, and operation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of pre-compression springs, in particular to a damper spring pre-compression machine. Background Art

[0002] Spring preload refers to a certain compression operation performed before the spring is used, without bearing any load, in order to apply a certain stress to the spring in advance, so that the deformation and stress level of the spring during actual use are more controllable, thereby having better stability, durability, self-locking performance, etc.

[0003] The original spring preloading method uses manual assembly preloading, which is inefficient and produces excessive deformation, affecting the damping effect after assembly. For this reason, we propose a damper spring preloading machine. Utility Model Content

[0004] In view of the above problems, the utility model provides a damper spring preloading machine, which can solve the problems existing in the above background technology.

[0005] The technical solution of the utility model is:

[0006] The damper spring preload machine comprises a first mounting block, a first connecting rod is fastened with bolts inside the first mounting block, a connecting pressure block is fastened with bolts on the outer surface of the first connecting rod, a connecting guide rod is fastened with bolts inside the connecting pressure block, the other ends of the first connecting rod and the connecting guide rod are fastened with a second mounting block by bolts, and a preload mechanism is provided on one side of the first mounting block by bolts.

[0007] In a further technical solution, a connecting and mounting block is locked on the outer side of the surface of the first connecting rod by means of bolts, and a fixed guiding and limiting mechanism is connected to the top of the connecting and mounting block by means of bolts.

[0008] In a further technical solution, the pre-stressing mechanism includes a mounting base, one side of the mounting base is fixedly connected to an electric telescopic rod, the other end surface of the electric telescopic rod is fixedly sleeved with a connecting sleeve block, the connecting sleeve block and the connecting pressure block fit together, the output end of the electric telescopic rod is fixedly connected to a fixed connecting head, and the other end of the fixed connecting head is fixedly connected to a connecting pre-stressing block.

[0009] In a further technical solution, the inner part of the bottom end of the connecting pre-pressing block and the outer part of the surface of the connecting guide rod are slidably fitted to each other.

[0010] In a further technical solution, the fixed guide limiting mechanism includes a connection clamping block located at the top of the connection mounting block, a connection support block located at the top of the connection pressure block and a connection movable block located at the top of the connection pre-pressure block, a fixing groove is provided on the inner side of the connection support block, a fixed connection plate is provided on the upper part of one side of the connection pressure block, a fixed sleeve rod is penetrated through the interiors of the connection clamping block, the connection pressure block and the fixed connection plate, a connection end block is provided inside the connection movable block, and a movable guide plug rod is fixedly connected to one end of the connection end block.

[0011] In a further technical solution, the outer side of one end surface of the movable guide rod and the inner side of the fixed sleeve rod are slidably fitted with each other.

[0012] In a further technical solution, a clamping bottom block and a clamping top block are connected to the outer side of the surface of the fixed sleeve rod by bolts.

[0013] The beneficial effects of the utility model are:

[0014] 1. Through the pre-stressing mechanism, when pre-stressing the spring, the pre-stressing mechanism and the connected pressure block can cooperate, the springs can be pressed in batches at the same time, and the springs can be ensured to be in a uniformly pressed state, which improves the efficiency and effect of the spring pre-stressing and is easy to operate;

[0015] 2. Through the connection installation block and the fixed guide limiting mechanism, the spring can be limited when the spring is pre-stressed to avoid external bending deformation of the spring during the pressing process. The overall structure is simple and the operation is convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the damper spring preloading machine of the utility model embodiment;

[0017] Figure 2 It is a schematic diagram of the overall side view structure of the damper spring preloading machine of the embodiment of the utility model;

[0018] Figure 3 It is a schematic diagram of the structure of the preloading mechanism of the damper spring preloading machine of the utility model embodiment;

[0019] Figure 4 It is a structural schematic diagram of a fixed guide limiting mechanism of a damper spring preloading machine according to an embodiment of the utility model.

[0020] Description of reference numerals:

[0021] 1. First mounting block; 2. First connecting rod; 3. Connecting pressure block; 4. Connecting guide rod; 5. Second mounting block; 6. Pre-pressing mechanism; 7. Connecting mounting block; 8. Fixed guiding limiting mechanism; 9. Mounting base; 10. Connecting sleeve block; 11. Electric telescopic rod; 12. Fixed connecting head; 13. Connecting pre-pressing block; 14. Connecting clamping block; 15. Fixed sleeve rod; 16. Connecting support block; 17. Fixed groove; 18. Fixed connecting plate; 19. Movable guiding plug rod; 20. Connecting end block; 21. Connecting moving block; 22. Clamping bottom block; 23. Clamping top block. DETAILED DESCRIPTION

[0022] The embodiments of the present utility model will be further described below in conjunction with the accompanying drawings.

[0023] Example:

[0024] like Figure 1-Figure 4 As shown, the damper spring preload machine comprises a first mounting block 1, a first connecting rod 2 is fastened inside the first mounting block 1 by bolts, a connecting pressure block 3 is sleeved on the outer surface of the first connecting rod 2 by bolts, a connecting guide rod 4 is fastened inside the connecting pressure block 3 by bolts, the other ends of the first connecting rod 2 and the connecting guide rod 4 are fastened with a second mounting block 5 by bolts, and a preload mechanism 6 is provided on one side of the first mounting block 1 by bolts.

[0025] The working principle of the above technical solution is as follows:

[0026] During use, the spring is placed between the output end of the prestressing mechanism 6 and the connected pressure block 3. Through the action of the prestressing mechanism 6, the spring can be prestressed between the output end of the prestressing mechanism 6 and the connected pressure block 3, which is convenient and quick to use.

[0027] In another embodiment, if Figure 1 As shown, a connecting and mounting block 7 is fastened with bolts on the outer side of the surface of the first connecting rod 2, and a fixed guide limiting mechanism 8 is connected to the top of the connecting and mounting block 7 by bolts.

[0028] It is convenient to place the spring during the pre-stressing process under the action of the fixed guide limiting mechanism 8 to avoid the spring from bending and deforming and separating from the output end of the pre-stressing mechanism 6 and the connection pressure block 3, thereby improving the stability of the pre-stressing.

[0029] In another embodiment, if Figure 3As shown, the pre-stressing mechanism 6 includes a mounting base 9, one side of the mounting base 9 is fixedly connected to an electric telescopic rod 11, the other end surface of the electric telescopic rod 11 is fixedly sleeved with a connecting sleeve block 10, the connecting sleeve block 10 and the connecting pressure block 3 fit each other, the output end of the electric telescopic rod 11 is fixedly connected to a fixed connector 12, and the other end of the fixed connector 12 is fixedly connected to a connecting pre-stressing block 13.

[0030] The electric telescopic rod 11 is convenient for pulling the fixed connecting head 12, driving the connecting pre-compression block 13 to move outside the surface of the first connecting rod 2 and the connecting guide rod 4, thereby pre-compressing the spring placed between the connecting pre-compression block 13 and the connecting pressure block 3, which is easy to use.

[0031] In another embodiment, if Figure 3 As shown, the inner part of the bottom end of the connecting pre-pressing block 13 and the outer part of the surface of the connecting guide rod 4 are slidably fitted to each other.

[0032] The pre-pressing block 13 can be stably moved outside the surface of the connecting guide rod 4, which is convenient to use.

[0033] In another embodiment, if Figure 4 As shown, the fixed guide limiting mechanism 8 includes a connecting clamping block 14 located at the top of the connecting mounting block 7, a connecting support block 16 located at the top of the connecting pressure block 3 and a connecting movable block 21 located at the top of the connecting pre-pressure block 13, a fixing groove 17 is provided on the inner side of the connecting support block 16, a fixed connecting plate 18 is provided on the upper part of one side of the connecting pressure block 3, a fixing sleeve rod 15 is penetrated through the interior of the connecting clamping block 14, the connecting pressure block 3 and the fixed connecting plate 18, a connecting end block 20 is provided inside the connecting movable block 21, and a movable guide plug rod 19 is fixedly connected to one end of the connecting end block 20.

[0034] It is convenient for the electric telescopic rod 11 to push the fixed connecting head 12 and the connecting pre-compression block 13, drive the connecting moving block 21, the connecting end block 20 and the movable guide rod 19 to move, so that the movable guide rod 19 can be pulled out from the inner side of the fixed sleeve rod 15, and then the spring is sleeved on the outer side of the surface of the movable guide rod 19. Under the action of the electric telescopic rod 11, one end of the movable guide rod 19 is re-inserted into the interior of the fixed sleeve rod 15, thereby pre-compressing the spring.

[0035] In another embodiment, if Figure 4 As shown, the outer side of one end surface of the movable guide rod 19 and the inner side of the fixed sleeve rod 15 are slidably fitted to each other.

[0036] The movable guide rod 19 can stably move inside the fixed sleeve rod 15, which is easy to operate.

[0037] In another embodiment, if Figure 4 As shown, a clamping bottom block 22 and a clamping top block 23 are connected to the outer side of the surface of the fixed sleeve rod 15 by bolts.

[0038] The bottom block 22 and the top block 23 can be clamped to make the fixed sleeve rod 15 be in a stable state for use, and the operation is convenient.

[0039] The working principle of the utility model is as follows: during use, the electric telescopic rod 11 can push the fixed connecting head 12 and the connecting pre-stressing block 13, drive the connecting moving block 21, the connecting end block 20 and the movable guide plug rod 19 to move, so that the movable guide plug rod 19 can be pulled out from the inner side of the fixed sleeve rod 15, and then the springs are sleeved on the outer side of the surface of the movable guide plug rod 19 one by one, and then the electric telescopic rod 11 pulls the connecting pre-stressing block 13, so that the end of the movable guide plug rod 19 can be reinserted into the inner side of the fixed sleeve rod 15, and continuously acts, so that the connecting pre-stressing block 13 drives the connecting moving block 21, the connecting end block 20 and the movable guide plug rod 19 to continuously move in the direction of the fixed sleeve rod 15, and stably pre-stresses the spring, has a simple structure, improves the efficiency of pre-stressing the spring, and is convenient and quick to use.

[0040] The above embodiments only express the specific implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model.

Claims

1. A damper spring preloading machine, comprising a first mounting block (1), characterized in that: A first connecting rod (2) is fastened inside the first mounting block (1) by bolts, a connecting pressure block (3) is sleeved on the outer surface of the first connecting rod (2) by bolts, a connecting guide rod (4) is fastened inside the connecting pressure block (3) by bolts, the other ends of the first connecting rod (2) and the connecting guide rod (4) are fastened to a second mounting block (5) by bolts, and a pre-stressing mechanism (6) is provided on one side of the first mounting block (1) by bolts.

2. The damper spring preloading machine according to claim 1, characterized in that: A connecting mounting block (7) is locked with bolts on the outer side of the surface of the first connecting rod (2), and a fixed guide limiting mechanism (8) is connected to the top of the connecting mounting block (7) via bolts.

3. The damper spring preloading machine according to claim 2, characterized in that: The pre-pressing mechanism (6) comprises a mounting base (9), one side of the mounting base (9) is fixedly connected to an electric telescopic rod (11), the other end surface of the electric telescopic rod (11) is fixedly sleeved with a connecting sleeve block (10) on the outer side, the connecting sleeve block (10) and the connecting pressure block (3) are fitted with each other, the output end of the electric telescopic rod (11) is fixedly connected to a fixed connector (12), and the other end of the fixed connector (12) is fixedly connected to a connecting pre-pressing block (13).

4. The damper spring preloading machine according to claim 3, characterized in that: The inner part of the bottom end of the connecting pre-pressing block (13) and the outer part of the surface of the connecting guide rod (4) are slidably fitted to each other.

5. The damper spring preloading machine according to claim 3, characterized in that: The fixed guide limiting mechanism (8) comprises a connection clamping block (14) located at the top of the connection installation block (7), a connection support block (16) located at the top of the connection pressure block (3) and a connection moving block (21) located at the top of the connection pre-pressure block (13); a fixing groove (17) is provided on the inner side of the connection support block (16); a fixed connecting plate (18) is provided on the upper part of one side of the connection pressure block (3); a fixed sleeve rod (15) is penetrated inside the connection clamping block (14), the connection pressure block (3) and the fixed connecting plate (18); a connection end block (20) is provided inside the connection moving block (21); one end of the connection end block (20) is fixedly connected to a movable guide plug rod (19).

6. The damper spring preloading machine according to claim 5, characterized in that: The outer side of one end surface of the movable guide rod (19) and the inner side of the fixed sleeve rod (15) are slidably fitted to each other.

7. The damper spring preloading machine according to claim 5, characterized in that: The outer side of the surface of the fixed sleeve rod (15) is connected with a clamping bottom block (22) and a clamping top block (23) via bolts.

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