Disassembling and assembling tool for independent suspension spiral spring shock absorber assembly

Abstract

The utility model discloses an independent suspension spiral spring shock absorber assembly disassembling and assembling tool which comprises a supporting frame which comprises a bottom plate and supporting columns arranged on the two sides of the bottom plate, and limiting holes are formed in the supporting columns. The supporting plate is connected to the supporting columns on the two sides in a sliding mode; a lifting device is arranged below the supporting plate; the limiting assembly is arranged above the supporting plate, the limiting assembly is connected to the supporting columns on the two sides in a sliding mode, and the positioning pins are detachably installed on the limiting holes. According to the lifting device, the supporting plate is lifted or descended to a needed position, the spiral spring and the bottom of the shock absorber assembly are supported and limited, the limiting assembly and the positioning pin are used in cooperation, the spiral spring and the top of the shock absorber assembly are limited, and the lifting device is convenient to use. Independent suspension spiral spring and shock absorber assemblies of different sizes can be disassembled and assembled more conveniently and safely.

Description

Technical Field

[0001] The utility model belongs to the technical field of coil spring disassembly, and in particular relates to a tool for disassembling and assembling an assembly of an independent suspension coil spring shock absorber. Background Art

[0002] As users in the commercial vehicle market have higher requirements for comfort, various commercial vehicle manufacturers have added independent suspension configurations. Since the independent suspension coil springs and shock absorbers of commercial vehicles are assemblies, the coil springs and shock absorbers need to be repeatedly disassembled and assembled during the comfort adjustment process, and shock absorbers and coil springs with different damping need to be combined. However, the coil springs in the assembly are in a compressed state. Once improperly operated, the coil springs will bounce off and the operator is very likely to be seriously injured.

[0003] The existing patent ZL202222053668.5 discloses a shock absorber coil spring disassembly device, and the structure of the disassembly device mainly includes a disassembly rod, a first coil spring bracket part and a second coil spring bracket part; an external thread is provided on the outer wall of the disassembly rod, the first coil spring bracket part is threadedly sleeved on the disassembly rod, and the second coil spring bracket part is reversely threadedly sleeved on the disassembly rod, and the first coil spring bracket part is relatively close to or relatively far from the second coil spring bracket part; the first coil spring bracket part and the second coil spring bracket part respectively clamp two places of the shock absorber coil spring for fixing the compression shock absorber coil spring, and the disassembly and assembly process is relatively complicated and the flexibility is not high, and the applicability to commercial vehicle independent suspension shock absorber coil spring assemblies of various sizes is not strong.

[0004] Therefore, there is an urgent need for a disassembly and assembly tool that can safely, flexibly and efficiently disassemble and assemble coil springs and shock absorber assemblies of various sizes. Utility Model Content

[0005] The purpose of the utility model is to provide an independent suspension coil spring shock absorber assembly disassembly and assembly tool, which can disassemble and assemble independent suspension assemblies more safely, conveniently and efficiently, improve disassembly and assembly efficiency and safety, reduce disassembly and assembly costs, and is suitable for independent suspension coil springs and shock absorber assemblies of different sizes.

[0006] The specific contents of the plan are as follows:

[0007] The utility model records a tool for disassembling and assembling an assembly of an independent suspension coil spring shock absorber, comprising: a top body, wherein a first end of the top body is provided with a mounting hole;

[0008] A support frame, the support frame comprising a bottom plate and pillars arranged on both sides of the bottom plate, and the pillars are provided with limiting holes;

[0009] A support plate, the support plate is slidably connected to the pillars on both sides; a lifting device is provided under the support plate;

[0010] A limit assembly, the limit assembly is arranged above the support plate, and the limit assembly is slidably connected to the pillars on both sides.

[0011] A positioning pin is detachably mounted on the limiting hole.

[0012] Preferably, the upper end surface of the support plate is provided with a limiting groove, the lower end surface is provided with a positioning groove, the left and right sides of the support plate are fixedly connected with support plate sleeves, and the support plate is slidably connected to the pillar through the support plate sleeves.

[0013] Preferably, the limiting component comprises:

[0014] The limiting plate comprises a first limiting plate and a second limiting plate, wherein the first limiting plate and the second limiting plate are arranged up and down; the first limiting plate and the second limiting plate are fixed with a

[0015] A limiting plate sleeve, wherein the first limiting plate and the second limiting plate are slidably connected to the support column through the limiting plate sleeve.

[0016] Preferably, it also includes:

[0017] A slide rail assembly, wherein the slide rail assembly is provided with two groups, which are respectively mounted on the pillars on both sides, and the slide rail assembly comprises a guide rail and a slider, wherein the first end of the guide rail is vertically mounted on the pillar, and the slider is mounted in the guide rail and slides in the guide rail in a horizontal direction;

[0018] A connecting mechanism, wherein the connecting mechanism is provided with two groups, which are respectively installed on the left and right sides of the supporting frame;

[0019] The connecting mechanism on each side includes a first connecting rod and a second connecting rod, the first end of the first connecting rod is rotatably connected to the limit plate sleeve on the first limit plate, the first end of the second connecting rod is rotatably connected to the limit plate sleeve on the second limit plate, and the second end of the first connecting rod and the second end of the second connecting rod are jointly rotatably connected to the slider.

[0020] Preferably, a stopper is provided at the second end of the guide rail.

[0021] Preferably, a through hole extending vertically through the middle of the limiting plate is provided, and a threaded hole extending frontward and rearward is provided on the limiting plate, and the threaded hole is connected to the through hole;

[0022] A lead screw is threadedly connected in the threaded hole.

[0023] Preferably, the lifting device is a jack.

[0024] Preferably, the support frame further comprises a roller, and the roller is mounted on the base plate via a roller bracket.

[0025] Compared with the prior art, the utility model has the following beneficial effects:

[0026] 1. When the utility model is used, the coil spring and shock absorber assembly is placed between the support plate 2 and the limit assembly. The support is used to support, connect and fix the entire disassembly and assembly tool. The lifting device lifts or lowers the support plate to the required position, supports and limits the bottom of the coil spring and shock absorber assembly, and cooperates with the limit assembly, the limit hole and the detachably connected positioning pin to limit the top of the coil spring and shock absorber assembly of different sizes, so that the independent suspension coil spring and shock absorber assembly of different sizes can be disassembled and assembled more conveniently and safely.

[0027] 2. The limit assembly of the utility model includes a first limit plate and a second limit plate. The two ends of the coil spring and shock absorber assembly or the cab suspension adjustment component are placed in the through holes of the first limit plate and the second limit plate, and the two ends are fixed by a screw. The sliders on the left and right sides of the support frame move horizontally, which can drive the first limit plate and the second limit plate to be relatively close or relatively far away along the pillar, thereby realizing the compression and stretching of the coil spring and shock absorber assembly and the cab suspension adjustment component with smaller size and lighter weight. The operation is convenient and the flexibility is high.

[0028] 3. The various parts of the utility model are easy to disassemble and assemble, and are suitable for coil springs and shock absorber assemblies of various sizes and weights. The operation is simpler, safer and more precise, and the adjustment efficiency of the independent suspension coil spring and shock absorber assembly is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0030] Figure 2 It is a structural schematic diagram of the support frame of the utility model;

[0031] Figure 3 This is a structural schematic diagram of the support plate of the utility model;

[0032] Figure 4 It is a structural schematic diagram of the limit assembly of the utility model;

[0033] In the figure:

[0034] 1. Support frame; 11. Roller; 12. Roller bracket; 13. Bottom plate; 2. Support plate; 21. Support plate sleeve; 22. Limiting groove; 23. Positioning groove; 3. Positioning pin; 4. Limiting plate; 4a. First limiting plate; 4b. Second limiting plate; 41. Through hole; 42. Threaded hole; 43. Connecting column; 44. Lead screw; 45. Limiting plate sleeve; 5. Pillar; 51. Limiting hole; 6. Slide rail assembly; 61. Slider; 62. Guide rail; 7. Connecting mechanism; 10. Lifting device. DETAILED DESCRIPTION

[0035] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0036] The terms used in the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The singular forms "a", "said" and "the" used in the present invention and the appended claims are also intended to include plural forms, unless the context clearly indicates other meanings, and "multiple" generally includes at least two.

[0037] It should be noted that the directions or positional relationships indicated by the terms "front", "rear", "inside" and "outside" in the present invention are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0038] It should be particularly noted that any symbols and / or numbers in the specification that are not marked in the accompanying drawings are not drawing marks.

[0039] Embodiment 1:

[0040] See also Figure 1 , Figure 2 As shown, an independent suspension coil spring shock absorber assembly disassembly tool provided in an embodiment of the present application includes: a support frame 1, the support frame 1 includes a bottom plate 13 and pillars 5 arranged on both sides of the bottom plate 13, and the pillars 5 are provided with a plurality of limit holes 51 of different heights;

[0041] A support plate 2 is slidably connected to the pillars 5 on both sides; a lifting device 10 is provided under the support plate 2;

[0042] The limit assembly is arranged above the support plate 2 and is slidably connected to the pillars 5 on both sides.

[0043] The positioning pin 3 is detachably mounted on the limiting hole 51 .

[0044] When the utility model is used, the coil spring and shock absorber assembly is placed between the support plate 2 and the limiting component, the support frame 1 is used to support, connect and fix the entire disassembly and assembly tool, the lifting device 10 lifts or lowers the support plate 2 to a required position, supports and limits the bottom of the coil spring and shock absorber assembly, cooperates with the limiting component, the limiting hole 51 and the detachably connected positioning pin 3 to limit the top of the coil spring and shock absorber assembly of different sizes, so that independent suspension coil springs and shock absorber assemblies of different sizes can be disassembled and assembled more conveniently and safely.

[0045] See also Figure 3 As shown, the upper end surface of the support plate 2 is provided with a circular limiting groove 22 for receiving the bottom of the coil spring and the shock absorber assembly, and the lower end surface is provided with a circular positioning groove 23 for contacting the lifting contact surface of the lifting device 10. The left and right sides of the support plate 2 are fixedly connected with square support plate sleeves 21, and the support plate 2 is slidably connected to the pillar 5 through the square support plate sleeves 21. It is ensured that the support plate 2 can move up and down along the pillar 5 under the action of the lifting device 10.

[0046] See also Figure 1 As shown, the limiting assembly includes: a limiting plate 4, including a first limiting plate 4a and a second limiting plate 4b, the first limiting plate 4a and the second limiting plate 4b are arranged up and down, and the first limiting plate 4a is located above the second limiting plate 4b; square limiting plate sleeves 45 are fixed on the left and right sides of the first limiting plate 4a and the second limiting plate 4b, and the first limiting plate 4a and the second limiting plate 4b are slidably connected to the pillar 5 through the limiting plate sleeves 45. By setting the limiting plate sleeves 45, the two limiting plates can be displaced up and down along the pillar 5, and the relative distance can be adjusted, and the two limiting plates can be kept at the required height when used in conjunction with the positioning pins 3.

[0047] See also Figure 1 As shown, the disassembly and assembly tool also includes: a slide rail assembly 6, which is provided with two groups and is respectively installed on the pillars 5 on both sides. The slide rail assembly 6 includes a guide rail 62 and a slider 61. The first end of the guide rail 62 is vertically installed on the pillar 5, and the slider 61 is installed in the guide rail 62 and slides in the guide rail 62 along the horizontal direction;

[0048] The connecting mechanism 7 is provided with two groups, which are respectively installed on the left and right sides of the supporting frame 1;

[0049] Each side connecting mechanism 7 includes a first connecting rod and a second connecting rod, the first end of the first connecting rod is rotatably connected to the limit plate sleeve 45 on the first limit plate 4a, the first end of the second connecting rod is rotatably connected to the limit plate sleeve 45 on the second limit plate 4b, and the second end of the first connecting rod and the second end of the second connecting rod are rotatably connected to the slider 61 together.

[0050] The sliders 61 on the left and right sides of the support frame 1 move horizontally, which can drive the first limit plate 4a and the second limit plate 4b to move up and down along the pillar 5, so as to flexibly adjust the distance between the first limit plate and the second limit plate. The operation is convenient and suitable for coil spring and shock absorber assemblies with smaller size and lighter weight or cab suspension adjustment parts. When used for disassembly and assembly of coil spring and shock absorber assemblies with smaller size and heavier weight, the lifting device 10 can be placed under the second limit plate 4b, and the positioning pin 3 can be set in the limiting hole 51 above the first limit plate 4a, so as to achieve the limitation of the coil spring and shock absorber assembly.

[0051] See also Figure 1 As shown, a stopper is provided at the second end of the guide rail 62 to seal the exit of the guide rail 62 to prevent the slider 61 from sliding out of the guide rail 62 when sliding in the guide rail 62 .

[0052] See also Figure 4 As shown, a circular through hole 41 is formed in the middle of the limiting plate 4 and is passed through from top to bottom. A threaded hole 42 is formed in the limiting plate 4 and is passed through from front to back. The threaded hole 42 is connected to the through hole 41.

[0053] A lead screw 44 is threadedly connected in the threaded hole 42 .

[0054] The through hole 41 extending vertically is used to accommodate the two ends of the coil spring and the shock absorber assembly. The threaded hole 42 is used in conjunction with the lead screw 44 to fix the two ends of the coil spring and the shock absorber assembly.

[0055] See also Figure 1 As shown, the lifting device 10 is a jack, which is easy to fold and store, has a small lifting height and a large lifting weight.

[0056] See also Figure 1 As shown, the support frame 1 also includes a roller 11, and the roller 11 is installed on the bottom plate 13 through a roller bracket 12. The entire support frame 1 can be moved by the roller 11, which is convenient for using the disassembly and assembly tool.

[0057] The use process of the disassembly and assembly tool of this embodiment is as follows:

[0058] For a larger coil spring and shock absorber assembly, its bottom is placed on the limiting groove 22 of the support plate 2, and the top is arranged in the through hole 41 of the second limiting plate 4b and fixed by a screw 44. When in use, the height of the support plate 2 is adjusted by the lifting device 10, and the height of the second support plate 2 is limited by the positioning pin 3, so that the coil spring and shock absorber assembly can be compressed.

[0059] For the coil spring and shock absorber assembly and cab suspension adjustment parts with smaller size and lighter weight, the two ends of the coil spring and shock absorber assembly and cab suspension adjustment parts are placed in the through holes 41 of the first limit plate 4a and the second limit plate 4b, and the two ends are fixed by the screw 44. The sliders 61 on the left and right sides of the support frame 1 move horizontally, which can drive the first limit plate 4a and the second limit plate 4b to move up and down along the pillar 5, so as to flexibly adjust the distance between the first limit plate 4a and the second limit plate 4b, so as to realize the compression and stretching of the coil spring and shock absorber assembly and cab suspension adjustment parts with smaller size and lighter weight, and the operation is convenient and flexible.

[0060] For the coil spring and shock absorber assembly with smaller size and larger deadweight, the coil spring and shock absorber assembly are placed in the through hole 41 of the first limit plate 4a and the second limit plate 4b, and the two ends are fixed by the screw 44. The lifting device 10 is placed under the second limit plate 4b, and the positioning pin 3 is set above the first limit plate 4a, so as to realize compression and stretching of the coil spring and shock absorber assembly with smaller size and larger deadweight.

[0061] The various parts of the utility model are easy to disassemble and assemble, and the flexibility is high. The utility model is applicable to coil springs and shock absorber assemblies of various sizes and weights, and the operation is simpler, safer and more accurate, thereby improving the adjustment efficiency of the independent suspension coil spring and shock absorber assembly.

[0062] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A tool for disassembling and assembling an independent suspension coil spring shock absorber assembly, characterized in that: include: A support frame (1), the support frame (1) comprising a base plate (13) and pillars (5) arranged on both sides of the base plate (13), wherein the pillars (5) are provided with limiting holes (51); A support plate (2), wherein the support plate (2) is slidably connected to the pillars (5) on both sides; a lifting device (10) is provided below the support plate (2); A limit assembly, the limit assembly is arranged above the support plate (2), and the limit assembly is slidably connected to the pillars (5) on both sides. A positioning pin (3), wherein the positioning pin (3) is detachably mounted on the limiting hole (51).

2. The independent suspension coil spring shock absorber assembly disassembly tool according to claim 1, characterized in that: The upper end surface of the support plate (2) is provided with a limiting groove (22), and the lower end surface is provided with a positioning groove (23). The left and right sides of the support plate (2) are fixedly connected with support plate sleeves (21), and the support plate (2) is slidably connected to the support column (5) through the support plate sleeves (21).

3. The independent suspension coil spring shock absorber assembly disassembly tool according to claim 1, characterized in that: The limiting component comprises: The limiting plate (4) comprises a first limiting plate (4a) and a second limiting plate (4b), wherein the first limiting plate (4a) and the second limiting plate (4b) are arranged vertically; and the left and right sides of the first limiting plate (4a) and the second limiting plate (4b) are fixed with: A limiting plate sleeve (45), wherein the first limiting plate (4a) and the second limiting plate (4b) are slidably connected to the support column (5) via the limiting plate sleeve (45).

4. The independent suspension coil spring damper assembly disassembly and assembly tool according to claim 3, characterized in that: Also includes: A slide rail assembly (6), wherein the slide rail assembly (6) is provided with two groups, which are respectively mounted on the pillars (5) on both sides, and the slide rail assembly (6) comprises a guide rail (62) and a slider (61), wherein a first end of the guide rail (62) is vertically mounted on the pillar (5), and the slider (61) is mounted in the guide rail (62) and slides in the guide rail (62) along a horizontal direction; A connecting mechanism (7), wherein the connecting mechanism (7) is provided with two groups, which are respectively installed on the left and right sides of the supporting frame (1); The connecting mechanism (7) on each side comprises a first connecting rod and a second connecting rod, wherein the first end of the first connecting rod is rotatably connected to the limit plate sleeve (45) on the first limit plate (4a), the first end of the second connecting rod is rotatably connected to the limit plate sleeve (45) on the second limit plate (4b), and the second end of the first connecting rod and the second end of the second connecting rod are rotatably connected to the slider (61) together.

5. The independent suspension coil spring damper assembly disassembly and assembly tool according to claim 4, characterized in that: A stopper is provided at the second end of the guide rail (62).

6. The independent suspension coil spring shock absorber assembly disassembly tool according to claim 3, characterized in that: A through hole (41) extending vertically through the middle of the limiting plate (4) is provided, and a threaded hole (42) extending frontward and rearward is provided on the limiting plate (4), wherein the threaded hole (42) is connected to the through hole (41); A lead screw (44) is threadedly connected inside the threaded hole (42).

7. The independent suspension coil spring damper assembly disassembly and assembly tool according to claim 1, characterized in that: The lifting device (10) is a jack.

8. The independent suspension coil spring damper assembly disassembly and assembly tool according to claim 1, characterized in that: The support frame (1) further comprises a roller (11), and the roller (11) is mounted on the base plate (13) via a roller bracket (12).

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