Improved high-bearing-capacity automobile plate spring

Abstract

The utility model relates to the technical field of automobile plate springs, and discloses an improved high-bearing-capacity automobile plate spring which comprises a plate spring assembly body, positioning grooves penetrating through the front side wall face and the rear side wall face are symmetrically formed in the left side and the right side of the plate spring assembly body, and the outer side of the plate spring assembly body is sleeved with two positioning mechanisms. Each positioning mechanism comprises a hoop, a clamping plate and a first screw rod, the hoop is of a concave structure, a plurality of first positioning blocks are vertically and fixedly installed on the inner wall of the rear side of the hoop, and a limiting rod is movably connected to the inner wall of the rear side of the upper portion of the hoop. The first positioning blocks on the inner walls of the rear ends of the two hoops are clamped with the rear ends of the positioning grooves, then the first screw rods are rotated according to the width of the plate spring assembly body, the first screw rods drive the clamping plates to move and enable the second positioning blocks to be clamped with the front ends of the positioning grooves, the hand wheel is rotated, the hand wheel drives the second screw rods to rotate, and the clamping plates are clamped with the front ends of the positioning grooves. The clamping hoop fixing device has the advantages that the clamping hoop fixing device is simple in structure and high in applicability.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile leaf springs, in particular to an improved high-load-bearing automobile leaf spring. Background Art

[0002] Leaf springs are mechanical components widely used in vehicle suspension systems. They absorb vibration and shock during vehicle operation by bending and deforming, thereby improving ride comfort and stability. Leaf springs consist of a series of steel bars (leaves) stacked together to form an elastic system. They are typically attached between the vehicle's frame and wheels, supporting the vehicle body, absorbing shock, and maintaining wheel contact with the ground.

[0003] In automobile leaf spring technology, when the leaf springs are assembled, the individual leaf springs are in an individual state, resulting in a poor limiting effect on the automobile leaf springs. When the automobile leaf springs are affected by lateral forces, the leaf springs are easily misaligned.

[0004] Therefore, we propose an improved high-load-bearing automobile leaf spring. Utility Model Content

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides an improved high-load-bearing automobile leaf spring.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an improved high-load-bearing automobile leaf spring, comprising a leaf spring assembly body, positioning grooves penetrating the front and rear side walls symmetrically provided on the left and right sides of the leaf spring assembly body, two positioning mechanisms are sleeved on the outer side of the leaf spring assembly body, the positioning mechanisms respectively include a clamp, a clamp and a first screw, the clamp is a concave structure, a plurality of first positioning blocks are vertically fixedly installed on the rear inner wall of the clamp, the upper rear inner wall of the clamp is movably connected to the limiting rod, the left and right side walls of the leaf spring assembly body are respectively fixedly installed with connecting plates, the top wall surfaces of the two connecting plates are respectively symmetrically provided with rectangular grooves, a sliding block is respectively slidably provided in each rectangular groove, and a mounting bolt is respectively provided on each sliding block.

[0007] As a preferred technical solution of the present invention, a guide slot is provided on the bottom inner wall of the clamp, a moving block is slidably arranged in the guide slot, and the top wall of the moving block is fixedly connected to the bottom wall of the splint.

[0008] As a preferred technical solution of the present invention, a second positioning block corresponding to the plurality of first positioning blocks is vertically fixedly installed on the rear side wall of the splint, and each first positioning block and each second positioning block are respectively engaged with the corresponding positioning groove.

[0009] As a preferred technical solution of the present invention, the rear end of the first screw rod passes through the clamp and is movably mounted on the front end wall of the clamp plate, and the first screw rod is threadedly connected to the clamp rod.

[0010] As an optimal technical solution of the present invention, a hinge seat is fixedly installed on the inner wall of the upper rear side of the clamp, the rear end of the limiting rod is hinged to the hinge seat, a threaded hole is opened at the front end of the limiting rod, a second screw is threadedly connected to the threaded hole, the other end of the second screw passes through the clamp and is fixedly connected to a handwheel, and the second screw is threadedly connected to the clamp.

[0011] As an optimal technical solution of the present invention, the front and rear inner walls of each rectangular groove are provided with sliding grooves, the front and rear ends of each sliding block are respectively slidably arranged in the corresponding two sliding grooves, each sliding block is respectively provided with a circular groove passing through the upper and lower side walls, and the inner wall of each circular groove is provided with a limiting groove.

[0012] As an optimal technical solution of the present invention, a limit block is fixedly sleeved on the outer wall surface of the bottom end of each mounting bolt, the limit block is adapted to the limit groove and the outer side wall of the limit block is slidably connected to the inner wall of the limit groove.

[0013] The utility model provides an improved high-load-bearing automobile leaf spring, which has the following beneficial effects:

[0014] 1. This improved high-load automobile leaf spring, when in use, the two clamps are respectively inserted into the leaf spring assembly body, and the multiple first positioning blocks on the inner walls of the rear ends of the two clamps are engaged with the rear ends of the positioning grooves. Then, according to the width of the leaf spring assembly body, the first screw is rotated, the first screw drives the clamp to move and enables the multiple second positioning blocks to engage with the front ends of the positioning grooves. Through the setting of the guide slide groove and the moving block, the clamp is guided to make it more stable when moving. The hand wheel is turned, and the hand wheel drives the second screw to rotate, so that the second screw is screwed into the limit rod to install and fix the clamp. The device has a simple structure and strong applicability, which improves the convenience of assembling the leaf spring assembly.

[0015] 2. This improved high-load-bearing automobile leaf spring is installed and used by the equipment through the end connecting plate during use, and is connected and installed through the mounting bolt during operation. When the leaf spring assembly body vibrates as a whole, the mounting bolt slides slightly along the sliding groove through the sliding block, which can effectively cooperate with the overall equipment to perform buffering operations, effectively alleviate the force on the mounting bolt, and thus effectively increase the overall load of the leaf spring, facilitating stable buffering during use of the equipment, and at the same time enabling the equipment to better perform buffering adaptation, and convenient and flexible disassembly and assembly, and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The structures, proportions, sizes, etc. depicted in this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the conditions under which the utility model can be implemented, and therefore have no substantive technical significance.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the utility model leaf spring assembly body;

[0019] Figure 3 This is a schematic diagram of the structure of the utility model clamp;

[0020] Figure 4 Utility Model Figure 1 Enlarged view of point A in the middle;

[0021] Figure 5 This is a schematic diagram of the utility model installation bolt structure.

[0022] Legend:

[0023] 10. Leaf spring assembly body; 11. Positioning groove; 12. Clamp; 13. First positioning block; 14. Guide slide; 15. Moving block; 16. Clamp; 17. Second positioning block; 18. First screw; 19. Limit rod; 20. Second screw; 21. Handwheel; 22. Connecting plate; 23. Rectangular groove; 24. Sliding groove; 25. Sliding block; 26. Mounting bolt; 27. Limit block; 28. Circular groove; 29. ​​Limit groove. DETAILED DESCRIPTION

[0024] An improved high-load automobile leaf spring, such as Figure 1-5As shown, it includes a leaf spring assembly body 10, and positioning grooves 11 are symmetrically opened on the left and right sides of the leaf spring assembly body 10 and penetrate the front and rear side walls. Two positioning mechanisms are sleeved on the outer side of the leaf spring assembly body 10, and the positioning mechanisms include a clamp 12, a clamping plate 16 and a first screw 18. The clamp 12 is a concave structure. A plurality of first positioning blocks 13 are vertically fixedly installed on the rear inner wall of the clamp 12. The upper rear inner wall of the clamp 12 is movably connected to the limiting rod 19. The left and right side walls of the leaf spring assembly body 10 are respectively fixedly installed with connecting rods 13 and 19. The connecting plate 22 has rectangular grooves 23 symmetrically arranged on the top wall of the two connecting plates 22, and a sliding block 25 is slidably arranged in each rectangular groove 23. A mounting bolt 26 is provided on each sliding block 25. A guide groove 14 is provided on the bottom inner wall of the clamp 12, and a moving block 15 is slidably arranged in the guide groove 14. The top wall of the moving block 15 is fixedly connected to the bottom wall of the splint 16, and the rear side wall of the splint 16 is vertically fixed with a second positioning block 17 corresponding to the plurality of first positioning blocks 13, and each The first positioning block 13 and the second positioning block 17 are respectively engaged with the corresponding positioning groove 11, the rear end of the first screw 18 passes through the clamp 12 and is movably installed on the front end wall of the splint 16, and the first screw 18 is threadedly connected to the clamp 12. The upper rear inner wall of the clamp 12 is fixedly installed with a hinge seat, the rear end of the limit rod 19 is hinged to the hinge seat, and the front end of the limit rod 19 is provided with a threaded hole, and the threaded hole is threadedly connected to the second screw 20. The other end of the second screw 20 passes through the clamp 12 and is fixedly connected to the handwheel 21 and the second screw 2 0 is threadedly connected to the clamp 12, and the front and rear inner walls of each rectangular groove 23 are provided with sliding grooves 24. The front and rear ends of each sliding block 25 are respectively slidably set in the corresponding two sliding grooves 24. Each sliding block 25 is respectively provided with a circular groove 28 that runs through the upper and lower side walls, and the inner wall of each circular groove 28 is provided with a limiting groove 29. The outer wall surface of the bottom end of each mounting bolt 26 is respectively fixed with a limiting block 27, which is adapted to the limiting groove 29 and the outer side wall of the limiting block 27 is slidably connected to the inner wall of the limiting groove 29.

[0025] The working principle of the present invention is as follows: when in use, the two clamps 12 are respectively inserted into the leaf spring assembly body 10, and the multiple first positioning blocks 13 on the inner walls of the rear ends of the two clamps 12 are engaged with the rear ends of the positioning grooves 11. Then, according to the width of the leaf spring assembly body 10, the first screw 18 is rotated, and the first screw 18 drives the splint 16 to move and engages the multiple second positioning blocks 17 with the front ends of the positioning grooves 11. Through the setting of the guide slide groove 14 and the moving block 15, the splint 16 is guided to make it more stable when moving. The hand wheel 21 is turned, and the hand wheel 21 drives the second screw 20 to rotate, so that the second screw 20 is screwed into the limit rod 19 to install and fix the clamp 12. The device has a simple structure and strong applicability, which improves the convenience of assembling the leaf spring assembly.

[0026] When in use, the device is installed and used through the end connecting plate 22, and is connected and installed through the mounting bolt 26 during operation. When the leaf spring assembly body 10 vibrates as a whole, the mounting bolt 26 slides slightly along the sliding groove 24 through the sliding block 25, which can effectively cooperate with the overall buffering operation of the device, effectively relieve the force on the mounting bolt 26, and thus effectively increase the overall load-bearing capacity of the leaf spring, facilitating stable buffering of the device, and at the same time enabling the device to better adapt to buffering, and convenient and flexible disassembly and assembly, and easy to use.

[0027] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements shall fall within the scope of the present invention as claimed.

Claims

1. An improved high-load-bearing automobile leaf spring, comprising a leaf spring assembly body (10), characterized in that: The leaf spring assembly body (10) is symmetrically provided with positioning grooves (11) penetrating the front and rear side walls on the left and right sides. The outer side of the leaf spring assembly body (10) is sleeved with two positioning mechanisms, which respectively include a clamp (12), a clamping plate (16) and a first screw (18). The clamp (12) is a concave structure. A plurality of first positioning blocks (13) are vertically fixedly installed on the rear inner wall of the clamp (12). The upper rear inner wall of the clamp (12) is movably connected to a limiting rod (19). The left and right side walls of the leaf spring assembly body (10) are respectively fixedly provided with connecting plates (22). The top wall surfaces of the two connecting plates (22) are respectively symmetrically provided with rectangular grooves (23). A sliding block (25) is respectively slidably provided in each rectangular groove (23), and a mounting bolt (26) is respectively provided on each sliding block (25).

2. The improved high-load-bearing automobile leaf spring according to claim 1, characterized in that: The bottom inner wall of the clamp (12) is provided with a guide slot (14), a moving block (15) is slidably arranged in the guide slot (14), and the top wall of the moving block (15) is fixedly connected to the bottom wall of the clamp (16).

3. The improved high-load-bearing automobile leaf spring according to claim 1, characterized in that: A second positioning block (17) corresponding to a plurality of first positioning blocks (13) is vertically fixedly mounted on the rear side wall of the clamping plate (16), and each first positioning block (13) and each second positioning block (17) is respectively engaged with a corresponding positioning groove (11).

4. The improved high-load-bearing automobile leaf spring according to claim 1, characterized in that: The rear end of the first screw (18) passes through the clamp (12) and is movably mounted on the front end wall of the clamp (16), and the first screw (18) is threadedly connected to the clamp (12).

5. The improved high-load-bearing automobile leaf spring according to claim 1, characterized in that: A hinge seat is fixedly installed on the inner wall of the upper rear side of the clamp (12), the rear end of the limiting rod (19) is hinged to the hinge seat, the front end of the limiting rod (19) is provided with a threaded hole, a second screw rod (20) is threadedly connected in the threaded hole, the other end of the second screw rod (20) passes through the clamp (12) and is fixedly connected to a hand wheel (21), and the second screw rod (20) is threadedly connected to the clamp (12).

6. The improved high-load-bearing automobile leaf spring according to claim 1, characterized in that: The front and rear inner walls of each rectangular groove (23) are provided with a sliding groove (24), and the front and rear ends of each sliding block (25) are respectively slidably arranged in the corresponding two sliding grooves (24). Each sliding block (25) is provided with a circular groove (28) that passes through the upper and lower side walls, and the inner wall of each circular groove (28) is provided with a limiting groove (29).

7. The improved high-load-bearing automobile leaf spring according to claim 1, characterized in that: A limiting block (27) is fixedly sleeved on the outer wall surface of the bottom end of each mounting bolt (26), the limiting block (27) is adapted to the limiting groove (29), and the outer wall of the limiting block (27) is slidably connected to the inner wall of the limiting groove (29).

Images