CN207656604U - A kind of automobile absorber spring attaching/detaching apparatus - Google Patents

Abstract

The utility model discloses a kind of automobile absorber spring attaching/detaching apparatus, including being in horizontally disposed pedestal, guide sleeve is vertically provided on pedestal, guide post is slidably equipped in guide sleeve, guide post driving mechanism is additionally provided on pedestal, the force side of guide post driving mechanism is connected with guide post and guide post can be driven to slide vertically；It is connected with spring downward component in the upper end of guide post, the position of spring downward component described in the face on pedestal is equipped with damper positioning component；Spring downward component includes in horizontally disposed pressure arm, pressure arm at least one end is the pressure connection terminal that can be abutted with absorber spring and provides downward pressure, damper positioning component includes support shaft, and the upper end that support shaft is vertically installed on pedestal and support shaft can be connected to the lower face of damper.The utility model is adaptable strong, can reduce working strength when damper assembly or disassembly, and the stress point that when use acts on damper is distributed more reasonable advantage.

Description

An automobile shock absorber spring dismounting device

technical field

The utility model relates to the technical field of automobiles, in particular to an automobile shock absorber spring dismounting device.

Background technique

In order to quickly attenuate the vibration of the frame and the body and improve the ride comfort and comfort of the car, the car suspension system is generally equipped with a shock absorber. The shock absorber is a vulnerable part during the use of the car. The shock absorber Whether it works well or not will directly affect the driving stability of the car and the life of other parts, so the shock absorber should always be in good working condition.

As shown in Figure 9, the shock absorber assembly 18 usually includes a vertically arranged shock absorber 19 and a shock absorber spring 20 sleeved in the circumferential direction of the shock absorber; It has a mounting structure, and the mounting structure includes a lower end face of the shock absorber and a locking part 21 at the lower end of the shock absorber, and the locking part 21 is in the shape of a plate as a whole.

In order to keep the shock absorber assembly in a good working condition, it is necessary to disassemble the shock absorber assembly from the car, and then perform maintenance on the shock absorber assembly. The steps of disassembly and assembly are required when it is maintained. It usually involves the steps of disassembling the shock absorber spring from the shock absorber assembly and assembling the shock absorber spring. In this step, the tooling shown in Figure 10 is used. The tooling includes a base on which a The support rod is vertically adjustable on the support rod and connected with the pressure arm mounting seat. The handle drives the gear between the pressure arm mounting seat and the support rod, and the transmission mode of the gear drives the rack to realize the pressure arm mounting seat along the vertical direction of the support rod. Move; on the pressure arm mounting seat, a pressure arm arranged horizontally is connected, and a shock absorber grab hook is also connected to the outer end of the pressure arm, and the shock absorber grab can abut against the shock absorber spring to be disassembled. and apply downward pressure; a limit rod is arranged horizontally below the grab hook of the shock absorber, and one end of the limit rod is connected and fixed with the support rod. vertical movement of the assembly.

But this frock can exist when using, and one, in order to make the spring on the shock absorber be compressed, the power required for operating the handle is very large, resulting in high work intensity; two, when the spring is compressed, the whole shock absorber will Axial downward sliding occurs, causing it to deflect; 3. The layout of the shock absorber grapple is unreasonable, which makes the shock absorber unreasonable, and the clamping point of the shock absorber grapple on the shock absorber is prone to slippage. shift and deflection.

Therefore, how to provide a car shock absorber spring assembly with a simple structure, strong adaptability, which can reduce the working intensity when the shock absorber is assembled and disassembled, and which distributes more reasonable stress points acting on the shock absorber during use. Installing device becomes the technical problem to be solved by those skilled in the art.

Utility model content

Aiming at the deficiencies of the above-mentioned prior art, the technical problem to be solved by the utility model is: how to provide a simple structure, strong adaptability, which can reduce the working intensity when the shock absorber is assembled and disassembled, and act on the shock absorber when in use. The distribution of stress points is more reasonable, and the spring dismounting device of automobile shock absorber is adopted.

In order to solve the problems of the technologies described above, the utility model adopts the following technical solutions:

A spring dismounting device for an automobile shock absorber, comprising a horizontally arranged base, a guide sleeve is vertically arranged on the base, a guide column is slidably provided in the guide sleeve, and a guide column driving mechanism is also arranged on the base , the force end of the guide column driving mechanism is connected with the guide column and can drive the guide column to slide vertically; the upper end of the guide column is connected with a spring pressing assembly, and the position on the base facing the spring pressing assembly is provided with a relief The shock absorber positioning assembly; the spring pressing assembly includes a horizontally arranged pressure arm, and at least one end of the pressure arm is a crimping end capable of abutting against the shock absorber spring and provides downward pressure. It is characterized in that the The shock absorber positioning assembly includes a support shaft, which is vertically installed on the base facing the pressure end of the pressure arm, and the upper end surface of the support shaft is a positioning surface for positioning the lower end surface of the shock absorber.

In this technical solution, the guide column is guided by the set guide sleeve, which can improve the guiding accuracy and reduce the component force generated by the downward pressure, so that the operating force required for the operation can be reduced; thus To achieve the purpose of reducing labor intensity. And adopting such a guiding method also has the advantages of simple structure and reliable guiding. By arranging the support shaft to limit the axial direction of the shock absorber assembly, the axial displacement of the shock absorber assembly can be reduced, and the positioning when the shock absorber spring is disassembled is convenient.

As an optimization, the guide column is located below the upper end surface of the guide sleeve, and the two sides of the same diameter of the guide sleeve are respectively provided with a first relief hole and a second relief hole that pass through its wall thickness and are elongated in the vertical direction. Two relief holes, the force application end of the guide post driving mechanism passes through the first relief hole and is connected with the guide post, and the connecting part of the pressure arm passes through the second relief hole and is connected with the guide post .

In this way, the guide column is completely located inside the guide sleeve, which can improve the guiding accuracy and reduce the phenomenon that the guide column is inclined due to the variable direction of the reaction force of the shock absorber spring acting on the pressure arm; The component force generated by the lower pressure is reduced, so as to achieve the purpose of reducing labor intensity.

As an optimization, the guide column drive mechanism includes a manipulation arm mounting bracket and a tiltingly arranged manipulation arm, the manipulation arm mounting bracket is vertically arranged on the base and is positioned at one side of the guide sleeve, the upper end of the manipulation arm mounting bracket is connected to the manipulation arm Hinged to form the fulcrum of the lever, the upper end of the control arm passes through the first relief hole and is hinged with the guide column to form the force application end of the lever and drives the guide column to slide vertically, and the lower end of the control arm extends downward to form the operating end of the lever.

In this way, the structure of the guide column driving mechanism is simple; and the leverage principle is adopted, which has the advantage of labor saving and can reduce the labor intensity of the operator.

As an optimization, the connecting portion is located in the middle of the lengthwise direction of the pressure arm, and the two ends of the pressure arm each extend away from the guide column so that the pressure arm as a whole has a semicircular design and can be horizontally aligned with the shock absorber spring. Forming a semi-enclosed structure, two ends of the pressure arm are connected with a pressure rod pointing to its center, and the pressure rod can extend into the shock absorber spring to abut against it and apply downward pressure.

In this way, the pressure arm forms a semi-enclosed structure for the shock absorber spring, and when no pressure is applied to the shock absorber spring, it can also ensure that the shock absorber assembly is in a vertical state, which can effectively prevent the shock absorber assembly to be disassembled. In the event of overturning, it is convenient for the operator to disassemble and assemble the shock absorber spring; the labor intensity is reduced. The spring force is more balanced.

As an optimization, the pressure rod is threadedly connected to the pressure arm, and one end of one of the pressure rods pointing to the center of the pressure arm is connected with a "U"-shaped spring grapple, and both ends of the spring grapple can be extended. into the shock absorber spring against it and apply downward pressure.

In this way, the two pressure rods can apply force to three different points on the shock absorber spring at the same time. When the shock absorber spring is compressed, the force is more uniform, and it is not easy to tilt, and the shock absorber can be more conveniently placed. The shock spring is compressed and removed. Moreover, the spring grapple connected to the pressure bar and designed in a "U" shape can rotate along the axis of the pressure bar, and the spring grapple can be adjusted to better match the inclined end face of the shock absorber spring screw.

As an optimization, the connecting part is a pressure arm adjustment shaft connected to the middle of the pressure arm, the pressure arm adjustment shaft is designed as a threaded rod, and the two ends of the pressure arm adjustment shaft correspond to the guide column and the pressure arm threaded connection.

In this way, by adjusting the lengths of the two ends of the pressure arm adjustment shaft screwed into the guide column and the pressure arm to obtain different distances for the pressure arm to protrude outward, the shock absorber assemblies with different radial dimensions can be matched and disassembled. At the same time, the two ends of the pressure arm adjustment shaft can be rotated with the guide column and the pressure arm to obtain pressure arms with different inclinations, so that the end face of the shock absorber spring can be better matched.

As an optimization, a pressure arm lock nut and an adjustment shaft lock nut are also threaded on the pressure arm adjustment shaft, the outer end surface of the pressure arm lock nut can be supported against the inner surface of the pressure arm, and the adjustment shaft is locked The outer end of the nut can be attached to and supported by the side of the guide column.

In this way, after the inclination direction of the pressure arm is matched with the end face of the shock absorber spring, the locking between the pressure arm adjustment shaft and the guide column and between the pressure arm adjustment shaft and the pressure arm can be facilitated, so that the entire device easy to use.

As an optimization, the shock absorber positioning assembly further includes a locking support plate, the locking support plate is vertically installed on the base and is located on one side of the positioning surface of the support shaft, and one side of the locking support plate The side surface can be attached to the locking part at the lower end of the shock absorber, and the locking support plate and the locking part can be fixedly connected by two sets of bolts arranged at intervals in the vertical direction and penetrating the thickness direction of both.

In this way, it is possible to prevent the lower end of the shock absorber from sliding relative to the support shaft due to excessive pressure on the shock absorber spring, thereby improving the safety and reliability of the entire device during use.

As an optimization, a locking support plate installation structure is installed on the base, and the locking support plate installation structure includes a vertically arranged installation plate, and a strip-shaped installation hole is provided on the installation plate. The supporting plate is arranged adjacent to the mounting plate and is fixedly connected by two sets of bolts arranged at intervals in the vertical direction and passing through the mounting holes and locking the thickness direction of the supporting plate.

In this way, it is convenient to adjust the vertical height of the locking support plate to adapt to different types of shock absorbers. This makes the whole device more adaptable.

As an optimization, the shock absorber positioning assembly also includes a support shaft installation structure, the support shaft installation structure includes a vertically arranged support adjustment shaft fixedly installed on the base, the support adjustment shaft is a threaded rod structure, the The lower section of the support shaft is a sleeve structure with internal threads and is threadedly connected to the upper end of the support adjustment shaft;

A plane bearing is slidably sleeved on the upper end of the support shaft, the upper end surface of the plane bearing is flush with the upper end of the support shaft, and the lower end surface of the plane bearing is attached to and supported by the upper end surface of the shoulder on the support shaft and a pad is also provided on the upper end of the plane bearing, and a relief hole is provided on the pad directly opposite to the upper end of the support shaft so that the pad is spaced from the upper end surface of the support shaft.

In this way, it is convenient to horizontally rotate the shock absorber assembly placed on the upper end of the pad to adjust its orientation, and it is light and labor-saving when the shock absorber assembly is horizontally rotated; at the same time, the vertical height of the support shaft Being able to adjust also plays a role in making the whole device more adaptable.

Description of drawings

Fig. 1 is the front view in the specific embodiment of the utility model.

FIG. 2 is a top view of FIG. 1 .

Fig. 3 is a left side view of Fig. 1 .

Fig. 4 is a front view of the guide sleeve in Fig. 1 .

Fig. 5 is a front view of the guide sleeve in Fig. 1 .

Fig. 6 is a front view of the utility model when the shock absorber spring is disassembled.

FIG. 7 is a top view of FIG. 6 .

Fig. 8 is a left side view of Fig. 6 .

Figure 9 is a front view of the shock absorber assembly.

Fig. 10 is a schematic structural view of the tool mentioned in the background art when it is in use.

Detailed ways

Below in conjunction with example accompanying drawing, the utility model is described in further detail.

During specific implementation: as shown in Figures 1 to 9, a spring dismounting device for an automobile shock absorber includes a base 1 arranged horizontally, a guide sleeve 2 is vertically arranged on the base 1, and can slide in the guide sleeve A guide post 3 is provided on the base, and a guide post drive mechanism is also provided on the base. The force end of the guide post drive mechanism is connected with the guide post 3 and can drive the guide post to slide vertically; the upper end of the guide post 3 is connected with a spring Pressing assembly, a shock absorber positioning assembly is provided at the position facing the spring pressing assembly on the base 1; the spring pressing assembly includes a pressure arm 4 arranged horizontally, and at least one end of the pressure arm 4 can be connected with The crimping end of the shock absorber spring abuts and provides downward pressure. The shock absorber positioning assembly includes a support shaft 5, the support shaft is vertically installed on the base facing the pressure end of the pressure arm, and the upper end surface of the support shaft is Locating surface for locating the lower face of the shock absorber.

In this technical solution, the guide column is guided by the set guide sleeve, which can improve the guiding accuracy and reduce the component force generated by the downward pressure, so that the operating force required for the operation can be reduced; thus To achieve the purpose of reducing labor intensity. And adopting such a guiding method also has the advantages of simple structure and reliable guiding. By arranging the support shaft to limit the axial direction of the shock absorber assembly, the axial displacement of the shock absorber assembly can be reduced, and the positioning when the shock absorber spring is disassembled is convenient.

In this specific embodiment, the guide column 3 is located below the upper end surface of the guide sleeve 2, and on both sides of the same diameter of the guide sleeve, there are respectively provided with a first elongated column that penetrates through its wall thickness and is elongated in the vertical direction. The first relief hole 6 and the second relief hole 7, the force end of the guide post driving mechanism passes through the first relief hole 6 and is connected with the guide post, and the connecting part of the pressure arm 4 passes through the first Two relief holes 7 are also connected with the guide posts.

In this way, the guide column is completely located inside the guide sleeve, which can improve the guiding accuracy and reduce the phenomenon that the guide column is inclined due to the variable direction of the reaction force of the shock absorber spring acting on the pressure arm; The component force generated by the lower pressure is reduced, so as to achieve the purpose of reducing labor intensity.

In this specific embodiment, the guide column driving mechanism includes a manipulation arm mounting bracket 8 and a tiltingly arranged manipulation arm 9, the manipulation arm mounting bracket is vertically arranged on the base and is located on one side of the guide sleeve, and the manipulation arm mounting bracket The upper end of the control arm is hinged with the control arm to form the fulcrum of the lever. The upper end of the control arm 9 passes through the first relief hole and is hinged with the guide column to form the force end of the lever and drives the guide column to slide vertically. The lower end of the control arm 9 is downward. Extend to form the operating end of the lever.

Wherein, the upper end of the control arm 9 is hinged with the guide column and the hole is a long strip hole arranged along the length direction of the control arm; hole.

In this way, the structure of the guide column driving mechanism is simple; and the leverage principle is adopted, which has the advantage of labor saving and can reduce the labor intensity of the operator.

In this specific embodiment, the connecting portion is located in the middle of the lengthwise direction of the pressure arm 4, and the two ends of the pressure arm each extend away from the guide column so that the pressure arm is designed in a semicircle as a whole and can be aligned in the horizontal direction. The shock absorber spring forms a semi-enclosed structure, and the two ends of the pressure arm 4 are connected with a pressure rod 10 pointing to its center position, and the pressure rod 10 can extend into the shock absorber spring to abut against it and apply downward pressure .

In this way, the pressure arm forms a semi-enclosed structure for the shock absorber spring, and when no pressure is applied to the shock absorber spring, it can also ensure that the shock absorber assembly is in a vertical state, which can effectively prevent the shock absorber assembly to be disassembled. In the event of overturning, it is convenient for the operator to disassemble and assemble the shock absorber spring; the labor intensity is reduced. The spring force is more balanced.

In this specific embodiment, the pressure rod 10 is threadedly connected to the pressure arm 4, and one end of one of the pressure rods pointing to the center of the pressure arm is connected with a spring grapple 11 in a U-shaped design, and the spring grapple The two ends of both can extend into the shock absorber spring to abut against it and apply downward pressure.

In this way, the two pressure rods can apply force to three different points on the shock absorber spring at the same time. When the shock absorber spring is compressed, the force is more uniform, and it is not easy to tilt, and the shock absorber can be more conveniently placed. The shock spring is compressed and removed. Moreover, the spring grapple connected to the pressure bar and designed in a "U" shape can rotate along the axis of the pressure bar, and the spring grapple can be adjusted to better match the inclined end face of the shock absorber spring screw. During implementation, further, make the "U"-shaped spring grapple 11 and the other pressing rod 10 used to contact and apply pressure on the spring of the shock absorber to be disassembled to be in thirds of the same circle Point. This can better ensure the force balance in the circumferential direction, and ensure that the spring will not be skewed and affect disassembly.

In this specific embodiment, the connecting part is the pressure arm adjustment shaft 12 connected to the middle position of the pressure arm 4, the pressure arm adjustment shaft is designed as a threaded rod, and the two ends of the pressure arm adjustment shaft 12 correspond to each other It is threadedly connected with the guide column 3 and the pressure arm 4.

In this way, by adjusting the lengths of the two ends of the pressure arm adjustment shaft screwed into the guide column and the pressure arm to obtain different distances for the pressure arm to protrude outward, the shock absorber assemblies with different radial dimensions can be matched and disassembled. At the same time, the two ends of the pressure arm adjustment shaft can be rotated with the guide column and the pressure arm to obtain pressure arms with different inclinations, so that the end face of the shock absorber spring can be better matched.

In this specific embodiment, the pressure arm lock nut and the adjustment shaft lock nut are also threadedly connected to the pressure arm adjustment shaft 12, and the outer end surface of the pressure arm lock nut can be attached to and supported by the inner surface of the pressure arm 4, so The outer end of the adjusting shaft lock nut can be attached to and supported by the side of the guide post 3 .

In this way, after the inclination direction of the pressure arm is matched with the end face of the shock absorber spring, the locking between the pressure arm adjustment shaft and the guide column and between the pressure arm adjustment shaft and the pressure arm can be facilitated, so that the entire device easy to use.

In this specific embodiment, the shock absorber positioning assembly also includes a locking support plate 13, which is vertically installed on the base and is located on one side of the positioning surface of the support shaft, and the locking support One side of the plate 13 can be attached to the locking part at the lower end of the shock absorber, and the locking support plate 13 and the locking part can be fixed by two sets of bolts arranged at vertical intervals and penetrating the thickness direction of the two. connect.

In this way, it is possible to prevent the lower end of the shock absorber from sliding relative to the support shaft due to excessive pressure on the shock absorber spring, thereby improving the safety and reliability of the entire device during use.

In this specific embodiment, a locking support plate installation structure is installed on the base 1, and the locking support plate installation structure includes a vertically arranged installation plate 14, and a strip-shaped installation hole is provided on the installation plate. The locking support plate 13 and the mounting plate 14 are disposed adjacent to each other and fixedly connected by two sets of bolts vertically spaced apart and passing through the mounting holes and the thickness direction of the locking support plate.

In this way, it is convenient to adjust the vertical height of the locking support plate to adapt to different types of shock absorbers. This makes the whole device more adaptable.

In this specific embodiment, the shock absorber positioning assembly further includes a support shaft installation structure, and the support shaft installation structure includes a support adjustment shaft 15 that is vertically arranged and fixedly installed on the base 1, and the support adjustment shaft 15 It is a threaded rod structure, the lower section of the support shaft 5 is a sleeve structure with internal threads and is threadedly connected to the upper end of the support adjustment shaft;

A planar bearing 16 is slidably sleeved on the upper end of the support shaft 5, the upper end surface of the planar bearing is flush with the upper end of the support shaft 5, and the lower end surface of the planar bearing 16 is in contact with the shoulder on the support shaft. The upper end surface is attached to support; and the upper end of the plane bearing 16 is also provided with a spacer 17, and the position facing the upper end of the support shaft on the spacer is provided with a relief hole so that the spacer and the upper end surface of the support shaft set at intervals.

In this way, it is convenient to horizontally rotate the shock absorber assembly placed on the upper end of the pad to adjust its orientation, and it is light and labor-saving when the shock absorber assembly is horizontally rotated; at the same time, the vertical height of the support shaft Being able to adjust also plays a role in making the whole device more adaptable.

In this specific embodiment, the two ends of the spring grapple 11 are inclined toward the central position of the "U"-shaped opening, and the extension line of the axis line of the two ends of the "U" shape of the spring grapple passes through the center of the pressure arm. .

In this way, when the shock absorber springs with different radial dimensions are disassembled, the force balance in the circumferential direction can be better ensured, and the springs will not be skewed to affect disassembly.

Claims (10)

1. An automobile shock absorber spring dismounting device, including a base (1) arranged horizontally, a guide sleeve (2) is vertically arranged on the base (1), and a guide column is slidably arranged in the guide sleeve (3), the base is also provided with a guide column drive mechanism, the force end of the guide column drive mechanism is connected to the guide column (3) and can drive the guide column to slide vertically; a spring is connected to the upper end of the guide column (3) As for the pressing down assembly, a shock absorber positioning assembly is provided on the base (1) facing the spring pressing down assembly; the spring pressing down assembly includes a pressure arm (4) arranged horizontally, and the pressure arm (4 ) at least one end is a crimping end capable of abutting against the shock absorber spring and providing downward pressure, characterized in that the shock absorber positioning assembly includes a support shaft (5), and the support shaft is facing the pressure end of the pressure arm It is vertically installed on the base and the upper end surface of the supporting shaft is a positioning surface for positioning the lower end surface of the shock absorber. 2. A spring dismounting device for an automobile shock absorber according to claim 1, characterized in that, the guide column (3) is located below the upper end surface of the guide sleeve (2), and the two sides of the same diameter of the guide sleeve are located Each side is provided with a first relief hole (6) and a second relief hole (7) which are elongated in the vertical direction through its wall thickness, and the force end of the guide post driving mechanism passes through the The first relief hole (6) is connected with the guide column, and the connecting part of the pressure arm (4) passes through the second relief hole (7) and is connected with the guide column. 3. A device for disassembling and installing springs of automobile shock absorbers according to claim 2, characterized in that, the driving mechanism of the guide column includes a mounting bracket (8) for the operating arm and an operating arm (9) arranged obliquely, the The operating arm mounting bracket is vertically arranged on the base and is located on one side of the guide sleeve. The upper end of the operating arm mounting bracket is hinged with the operating arm to form a fulcrum of the lever. The upper end of the operating arm (9) passes through the first relief hole and The guide column is hinged to form the force application end of the lever and drives the guide column to slide vertically, and the lower end of the control arm (9) extends downward to form the operating end of the lever. 4. A spring dismounting device for automobile shock absorbers according to claim 2, characterized in that, the connecting part is located in the middle of the pressure arm (4) in the length direction, and the two ends of the pressure arm are respectively away from the guide column Extend in the direction of the pressure arm so that the overall design of the pressure arm is semicircular and can form a semi-enclosed structure for the shock absorber spring in the horizontal direction. The two ends of the pressure arm (4) are connected with a pressure rod (10) pointing to the center of the circle. , the pressing rod (10) can extend into the shock absorber spring to abut against it and apply downward pressure. 5. A spring dismounting device for an automobile shock absorber according to claim 4, characterized in that, the pressure rod (10) is threadedly connected to the pressure arm (4), and one of the pressure rods points to the pressure arm One end of the center of the circle is connected with a "U"-shaped spring grapple (11), and both ends of the spring grapple can extend into the shock absorber spring to abut against it and apply downward pressure. 6. A spring dismounting device for an automobile shock absorber according to claim 4, characterized in that, the connection part is a pressure arm adjustment shaft (12) connected to the middle position of the pressure arm (4), and the The pressure arm adjustment shaft is designed as a threaded rod, and the two ends of the pressure arm adjustment shaft (12) are threadedly connected with the guide post (3) and the pressure arm (4) in one-to-one correspondence. 7. A spring dismounting device for an automobile shock absorber as claimed in claim 6, characterized in that a pressure arm lock nut and an adjustment shaft lock nut are threadedly connected to the pressure arm adjustment shaft (12), so that The outer end surface of the lock nut of the pressure arm can be supported adjacent to the inner surface of the pressure arm (4), and the outer end of the lock nut of the adjustment shaft can be supported adjacent to the side surface of the guide column (3). 8. A device for removing and installing an automobile shock absorber spring according to claim 1, characterized in that, the shock absorber positioning assembly further includes a locking support plate (13), and the locking support plate is vertically Installed on the base and located on one side of the positioning surface of the support shaft, one side of the locking support plate (13) can be attached to the locking part at the lower end of the shock absorber, and the locking support plate (13) It can be fixedly connected with the locking part by two sets of bolts arranged vertically at intervals and penetrating through the thickness direction of both. 9. A spring dismounting device for an automobile shock absorber according to claim 8, characterized in that a locking support plate installation structure is installed on the base (1), and the locking support plate installation structure includes a vertical The installed mounting plate (14) is provided with a strip-shaped mounting hole on the mounting plate, and the locking support plate (13) is arranged adjacent to the mounting plate (14) and passes through two groups along the vertical direction The bolts arranged at intervals and passing through the mounting holes and the thickness direction of the locking support plate realize the fixed connection. 10. A device for installing and disassembling shock absorber springs for automobiles according to claim 2, wherein the shock absorber positioning assembly also includes a support shaft installation structure, and the support shaft installation structure includes vertically arranged and The support adjustment shaft (15) fixedly installed on the base (1), the support adjustment shaft (15) is a threaded rod structure, the lower section of the support shaft (5) is a sleeve structure with internal threads and is threaded on the Support the upper end of the adjustment shaft; A plane bearing (16) is slidably sleeved on the upper end of the support shaft (5), the upper end surface of the plane bearing is flush with the upper end of the support shaft (5), and the lower end surface of the plane bearing (16) is aligned with the upper end of the support shaft (5). The upper end surface of the shoulder on the support shaft is attached to and supported; and a spacer (17) is also provided on the upper end of the plane bearing (16), and the position on the spacer directly opposite to the upper end of the support shaft is provided with The relief hole makes the cushion block and the upper end surface of the support shaft spaced apart.