Disassembling device for bottom valve of oil damper

Abstract

The utility model discloses an oil damper bottom valve disassembling device, and relates to the technical field of oil dampers, the oil damper bottom valve disassembling device comprises a bottom plate, side plates are fixedly arranged on the two sides of the upper end of the bottom plate, an upper plate is fixedly connected between the two side plates, an air cylinder is fixedly arranged at the upper end of the upper plate, a bottom valve part is arranged at the upper end of the bottom plate, and the bottom valve part is fixedly connected with the bottom plate. The bottom valve part comprises a base plate, an annular part is arranged at the upper end of the base plate, and a connecting ring is fixedly arranged on the lower side of the outer surface of the annular part. According to the bottom valve disassembling device for the oil damper, the bottom valve of the oil damper and composition disassembling operation are convenient, and compared with manual disassembling, the efficiency is higher, the accuracy is higher, and the working efficiency is improved. The bottom valve structure of the oil pressure shock absorber can be quickly and stably disassembled, maintenance and overhaul are facilitated, a bottom valve can be conveniently fixed and clamped through a clamping structure on the supporting block, the bottom valve can be conveniently disassembled, and the disassembling stability is improved.

Description

Technical Field

[0001] The present application relates to the technical field of hydraulic shock absorbers, and in particular to a hydraulic shock absorber bottom valve disassembly device. Background Art

[0002] A hydraulic shock absorber is a device that uses the damping and elastic deformation of oil to eliminate vibrations. It is a device that can adjust the vibration reduction effect. The vibration reduction coefficient of the hydraulic shock absorber can be freely adjusted according to actual conditions. The bottom valve of the hydraulic shock absorber needs to be inspected after production or after a period of use to ensure stability in later use.

[0003] After checking the announcement number: CN 207358486 U, a disassembly line for the maintenance of hydraulic shock absorbers for rail vehicles is disclosed. This technology discloses that "the disassembly line includes a total component disassembly station, a piston and piston rod disassembly station and an internal component disassembly station which are arranged in sequence, wherein: the total component disassembly station is provided with a first loosening machine to disassemble the assembly; the piston and piston rod disassembly station is provided with a second loosening machine to disassemble the piston and piston rod; the internal component disassembly station is provided with an internal component clamping device, which is used to clamp the internal component for disassembly; and the disassembly line also includes a waste oil collection device, which is arranged below the total component disassembly station, the piston and piston rod disassembly station and the internal component disassembly station to collect waste oil generated during the disassembly process, etc., which has the technical effects of realizing the assembly line disassembly operation of the shock absorber, low scrap rate, and avoiding waste oil overflow and environmental pollution".

[0004] With respect to the above-mentioned related technologies, the inventors believe that the existing bottom valve of the hydraulic shock absorber is not easy to disassemble. The existing technology usually performs disassembly and disassembly manually, but the disassembly efficiency of manual operation is limited, and errors are prone to occur, resulting in damage to the bottom valve structure. In addition, the fixing effect of the bottom valve structure is not good during disassembly. If the fixation is not firm enough, it will affect the disassembly work and cause inconvenience to the disassembly work. Therefore, a disassembly device for the bottom valve of the hydraulic shock absorber is needed to solve the above problems. Utility Model Content

[0005] The purpose of the present application is to provide a disassembly device for a bottom valve of an oil pressure shock absorber, so as to improve the problem that the bottom valve is inconvenient to disassemble and the fixing effect of the bottom valve structure is poor when disassembling.

[0006] The present application provides a hydraulic shock absorber bottom valve disassembly device that adopts the following technical solution:

[0007] A device for disassembling a bottom valve of an oil pressure shock absorber comprises a bottom plate, side plates are fixedly provided on both sides of the upper end of the bottom plate, an upper plate is fixedly connected between the two side plates, a cylinder is fixedly provided on the upper end of the upper plate, a bottom valve member is provided on the upper end of the bottom plate, the bottom valve member comprises a chassis, an annular member is provided on the upper end of the chassis, a connecting ring is fixedly provided on the lower side of the outer surface of the annular member, the connecting ring is connected to the chassis by six bolts distributed in an annular array, a special-shaped member is fixedly provided on the inner surface of the annular member, and a shaft member is penetrated through the upper end of the special-shaped member.

[0008] By adopting the above technical solution, the bottom valve structure of the oil pressure shock absorber can be quickly and stably decomposed.

[0009] Optionally, a connecting column is fixedly provided at the output end of the cylinder, a damping telescopic rod is fixedly provided at the lower end of the connecting column, a receiving piece is fixedly provided at the lower end of the damping telescopic rod, and an axis groove for cooperating with the axis piece is opened at the lower end of the receiving piece.

[0010] By adopting the above technical solution, the shaft component and the bottom valve component are disassembled.

[0011] Optionally, a pillar is fixedly provided at the lower end of the upper plate, a connecting block is fixedly provided at the lower end of the pillar, a telescopic gas rod is fixedly provided at the lower end of the connecting block, a lifting ring is fixedly provided at the output end of the telescopic gas rod, and six bolt drill bits distributed in a circular array are fixedly provided at the lower end of the lifting ring.

[0012] By adopting the above technical solution, the disassembly of the ring part and the chassis is completed.

[0013] Optionally, the connection block is sleeve-connected to a connection column, and a circular groove cooperating with the connection column is formed at the upper end of the lifting ring.

[0014] By adopting the above technical solution, the connecting block plays a protective supporting role for the lifting and lowering of the connecting column, and the circular groove cooperates with the passage of the connecting column.

[0015] Optionally, a reinforcement block is fixedly provided on one side of the outer surface of the lifting ring, and a limiting rod is fixedly provided on one side of the lower end of the upper plate, and the limiting rod is connected through the reinforcement block.

[0016] By adopting the above technical solution, the lifting stability of the lifting ring is improved by the passage of the limiting rod in the reinforcement block.

[0017] Optionally, a support block is provided at the upper end of the bottom plate, electric guide rails are fixedly provided on both sides of the upper end of the support block, an electric slider is slidably provided on the upper end of the electric guide rail, a movable plate is fixedly provided on the upper end of the electric slider, a retaining ring is fixedly provided at the inner end of the two movable plates, a clamping plate is fixedly provided at the opposite end of the two clamping rings, and the upper ends of the two clamping plates are in movably contact with the bottom valve member.

[0018] By adopting the above technical solution, the bottom valve can be conveniently fixed and clamped, which facilitates the assembly and decomposition of the bottom valve.

[0019] Optionally, the two clamping rings are distributed in a mirror image, and the outer surface of the bottom valve member is respectively in contact with the inner surfaces of the two clamping rings.

[0020] By adopting the above technical solution, the clamping ring has a better fixing effect on the bottom valve member.

[0021] Optionally, reinforcement grooves are provided on both sides of both ends of the support block, and a calibration groove is provided on the upper end of the support block.

[0022] By adopting the above technical solution, the reinforcing groove improves the structural strength of the support block, and the calibration groove facilitates the auxiliary positioning of the bottom valve, making it more convenient for its precise placement.

[0023] In summary, the present application includes at least one of the following beneficial technical effects:

[0024] 1. The present application is convenient for the assembly and disassembly of the bottom valve of the hydraulic shock absorber, which is more efficient and accurate than manual disassembly, and can quickly and stably disassemble the bottom valve structure of the hydraulic shock absorber, which is convenient for maintenance and repair;

[0025] 2. The present application uses a clamping structure on the support block, which has a reasonable structural design and is easy to operate. It can conveniently fix and clamp the bottom valve, facilitate the assembly and decomposition of the bottom valve, and improve the stability of the decomposition. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure of this application.

[0027] Figure 2 It is an exploded schematic diagram of the upper structure of the support block of this application.

[0028] Figure 3 It is an exploded schematic diagram of the bottom valve structure of the present application.

[0029] Figure 4 This is a schematic diagram of the connection structure of the cylinder output end of this application.

[0030] Figure 5 It is a schematic diagram of the connection structure of the connection block of this application.

[0031] In the figure, 1, bottom plate; 2, side plate; 3, upper plate; 4, cylinder; 41, connecting column; 42, damping telescopic rod; 43, receiving part; 44, shaft groove; 5, connecting block; 51, pillar; 52, telescopic gas rod; 53, lifting ring; 54, bolt drill bit; 55, reinforcement block; 56, limit rod; 6, support block; 61, electric guide rail; 62, electric slider; 63, moving plate; 64, retaining ring; 65, calibration groove; 66, retaining plate; 67, reinforcement groove; 7, bottom valve part; 71, chassis; 72, annular part; 73, connecting ring; 74, special-shaped part; 75, shaft part. DETAILED DESCRIPTION

[0032] The following is combined with Figure 1 -Attached Figure 5 , further details of this application are given.

[0033] Example 1

[0034] A disassembly device for the bottom valve of a hydraulic shock absorber, referring to Figure 1-5 , including a bottom plate 1, side plates 2 are fixedly provided on both sides of the upper end of the bottom plate 1, an upper plate 3 is fixedly connected between the two side plates 2, a cylinder 4 is fixedly provided on the upper end of the upper plate 3, a bottom valve member 7 is provided on the upper end of the bottom plate 1, and the bottom valve member 7 includes a chassis 71, an annular member 72 is provided on the upper end of the chassis 71, a connecting ring 73 is fixedly provided on the lower side of the outer surface of the annular member 72, and the connecting ring 73 is connected to the chassis 71 by six bolts distributed in an annular array, a special-shaped member 74 is fixedly provided on the inner surface of the annular member 72, and a special-shaped member 74 is provided through the upper end of the special-shaped member 74. There is a shaft member 75, a bottom plate 1 placed on the ground as a supporting structure, an upper plate 3 on the side plate 2 as a connecting carrier, a cylinder 4 as a main driving source for disassembly and removal, and a bottom valve member 7 is a bottom valve body of the oil hydraulic shock absorber, which is composed of a chassis 71, an annular member 72, a special-shaped member 74 and a shaft member 75. When decomposing its components, only the smallest unit needs to be decomposed. The component decomposition operation is convenient, and the efficiency is faster and the accuracy is higher than that of manual disassembly. The bottom valve structure of the oil hydraulic shock absorber can be quickly and stably decomposed, which is convenient for maintenance and repair.

[0035] Reference Figure 4 A connecting column 41 is fixedly provided at the output end of the cylinder 4, a damping telescopic rod 42 is fixedly provided at the lower end of the connecting column 41, a receiving piece 43 is fixedly provided at the lower end of the damping telescopic rod 42, and a shaft groove 44 for cooperating with the shaft member 75 is opened at the lower end of the receiving piece 43. When the cylinder 4 is started, the damping telescopic rod 42 is driven to move downward through the connecting column 41 until the receiving piece 43 contacts the shaft member 75, and the shaft groove 44 takes out the shaft member 75, thereby completing the disassembly of the shaft member 75 and the bottom valve member 7.

[0036] Reference Figure 5A support column 51 is fixedly provided at the lower end of the upper plate 3, a connecting block 5 is fixedly provided at the lower end of the support column 51, a telescopic gas rod 52 is fixedly provided at the lower end of the connecting block 5, a lifting ring 53 is fixedly provided at the output end of the telescopic gas rod 52, and six bolt drill bits 54 distributed in a circular array are fixedly provided at the lower end of the lifting ring 53. The telescopic gas rod 52 supported by the connecting block 5 connected by the support column 51 is started. At this time, the lifting ring 53 is lifted and lowered until the bolt drill bit 54 contacts the bolt on the connecting ring 73. The lifting ring 53 has a built-in motor, and the six bolt drill bits 54 can remove the bolts, thereby completing the disassembly of the annular member 72 and the chassis 71.

[0037] Reference Figure 4-5 The connecting block 5 is sleeve-connected with the connecting column 41, and a circular groove is provided on the upper end of the lifting ring 53 to cooperate with the connecting column 41. The connecting block 5 plays a protective and supporting role in the lifting and lowering of the connecting column 41, and the circular groove cooperates with the passage of the connecting column 41.

[0038] Reference Figure 5 A reinforcing block 55 is fixedly provided on one side of the outer surface of the lifting ring 53, and a limiting rod 56 is fixedly provided on one side of the lower end of the upper plate 3. The limiting rod 56 is connected with the reinforcing block 55 through the reinforcing block 55. The lifting stability of the lifting ring 53 is improved by the passage of the limiting rod 56 in the reinforcing block 55.

[0039] The implementation principle of the embodiment of the present application is as follows: the bottom plate 1 is placed on the ground as a supporting structure, the upper plate 3 on the side plate 2 is used as a connecting carrier, the cylinder 4 is used as the main driving source for disassembly and removal, the bottom valve member 7 is the bottom valve body of the oil pressure shock absorber, and is composed of a bottom plate 71, an annular member 72, a special-shaped member 74 and a shaft member 75. When decomposing its components, only the smallest unit needs to be decomposed, and the component decomposition operation is convenient. Compared with manual disassembly, the efficiency is faster and the accuracy is higher. The bottom valve structure of the oil pressure shock absorber can be quickly and stably decomposed, which is convenient for maintenance and repair;

[0040] The start cylinder 4 drives the damping telescopic rod 42 to move downward through the connecting column 41 until the receiving member 43 contacts the shaft member 75, and the shaft groove 44 takes out the shaft member 75, completing the disassembly of the shaft member 75 and the bottom valve member 7;

[0041] Start the telescopic gas rod 52 supported by the connecting block 5 connected by the support 51. At this time, the lifting ring 53 is lifted and lowered until the bolt drill 54 contacts the bolts on the connecting ring 73. The lifting ring 53 has a built-in motor. The six bolt drills 54 can remove the bolts, completing the disassembly of the ring 72 and the chassis 71.

[0042] The connecting block 5 plays a protective supporting role for the lifting and lowering of the connecting column 41, and the circular groove cooperates with the passage of the connecting column 41;

[0043] By the limiting rod 56 passing through the reinforcing block 55 , the lifting stability of the lifting ring 53 is improved.

[0044] Example 2

[0045] The difference between this embodiment and embodiment 1 is that:

[0046] Reference Figure 2 The upper end of the bottom plate 1 is provided with a support block 6, and both sides of the upper end of the support block 6 are fixed with electric guide rails 61, and the upper end of the electric guide rail 61 is slidably provided with an electric slider 62, and the upper end of the electric slider 62 is fixed with a moving plate 63, and the inner end of the two moving plates 63 is fixed with a clamping ring 64, and the opposite end of the two clamping rings 64 is fixed with a clamping plate 66, and the upper ends of the two clamping plates 66 are in active contact with the bottom valve member 7, and the bottom valve member 7 is fixedly clamped by the support block 6. Specifically, the bottom valve is placed in the middle of the upper end of the support block 6, and the two electric sliders 62 are started and slide on the electric guide rail 61, so that the two moving plates 63 are close to each other, and the moving plate 63 drives the clamping ring 64 to approach each other until the clamping ring 64 clamps the bottom valve member 7. At the same time, the support block 6 supports the lower end of the bottom valve member 7, which has a reasonable structure and is simple to operate. It can be convenient to fix and clamp the bottom valve, facilitate the composition and decomposition of the bottom valve, and improve the stability of the decomposition.

[0047] Reference Figure 2 The two clamping rings 64 are distributed in a mirror image, and the outer surface of the bottom valve member 7 is respectively in contact with the inner surfaces of the two clamping rings 64 . The clamping rings 64 have a better fixing effect on the bottom valve member 7 .

[0048] Reference Figure 2 Both ends of the support block 6 are provided with reinforcement grooves 67, and the upper end of the support block 6 is provided with a calibration groove 65. The reinforcement groove 67 improves the structural strength of the support block 6, and the calibration groove 65 facilitates the auxiliary positioning of the bottom valve, making it more convenient for its accurate placement.

[0049] The embodiments of this specific implementation are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. The same components are represented by the same figure marks. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A disassembly device for a bottom valve of a hydraulic shock absorber, comprising a bottom plate (1), characterized in that: Side plates (2) are fixedly provided on both sides of the upper end of the bottom plate (1), an upper plate (3) is fixedly connected between the two side plates (2), a cylinder (4) is fixedly provided on the upper end of the upper plate (3), and a bottom valve member (7) is provided on the upper end of the bottom plate (1); The bottom valve member (7) comprises a bottom plate (71), an annular member (72) is provided at the upper end of the bottom plate (71), a connecting ring (73) is fixedly provided at the lower side of the outer surface of the annular member (72), the connecting ring (73) and the bottom plate (71) are connected by six bolts distributed in an annular array, a special-shaped member (74) is fixedly provided on the inner surface of the annular member (72), and a shaft member (75) is penetrated through the upper end of the special-shaped member (74).

2. The hydraulic shock absorber bottom valve disassembly device according to claim 1, characterized in that: A support block (6) is provided at the upper end of the bottom plate (1), electric guide rails (61) are fixedly provided on both sides of the upper end of the support block (6), an electric slider (62) is slidably provided at the upper end of the electric guide rail (61), a movable plate (63) is fixedly provided at the upper end of the electric slider (62), a retaining ring (64) is fixedly provided at the inner end of the two movable plates (63), a retaining plate (66) is fixedly provided at the opposite end of the two retaining rings (64), and the upper ends of the two retaining plates (66) are in active contact with the bottom valve member (7).

3. The hydraulic shock absorber bottom valve disassembly device according to claim 1, characterized in that: A connecting column (41) is fixedly provided at the output end of the cylinder (4), a damping telescopic rod (42) is fixedly provided at the lower end of the connecting column (41), a receiving member (43) is fixedly provided at the lower end of the damping telescopic rod (42), and an axis groove (44) for matching with the axis member (75) is provided at the lower end of the receiving member (43).

4. The hydraulic shock absorber bottom valve disassembly device according to claim 3, characterized in that: A support (51) is fixedly provided at the lower end of the upper plate (3), a connecting block (5) is fixedly provided at the lower end of the support (51), a telescopic gas rod (52) is fixedly provided at the lower end of the connecting block (5), a lifting ring (53) is fixedly provided at the output end of the telescopic gas rod (52), and six bolt drill bits (54) distributed in a circular array are fixedly provided at the lower end of the lifting ring (53).

5. The hydraulic shock absorber bottom valve disassembly device according to claim 4, characterized in that: The connection block (5) is sleeve-connected with the connection column (41), and a circular groove is provided at the upper end of the lifting ring (53) for use with the connection column (41).

6. The hydraulic shock absorber bottom valve disassembly device according to claim 4, characterized in that: A reinforcing block (55) is fixedly provided on one side of the outer surface of the lifting ring (53), and a limiting rod (56) is fixedly provided on one side of the lower end of the upper plate (3), wherein the limiting rod (56) is connected through and through the reinforcing block (55).

7. The hydraulic shock absorber bottom valve disassembly device according to claim 2, characterized in that: The two clamping rings (64) are distributed in a mirror-image manner, and the outer surface of the bottom valve member (7) is respectively in contact with the inner surfaces of the two clamping rings (64).

8. The hydraulic shock absorber bottom valve disassembly device according to claim 2, characterized in that: Both ends of the support block (6) are provided with reinforcement grooves (67), and the upper end of the support block (6) is provided with a calibration groove (65).

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