Auxiliary device for disassembling and assembling oil cylinder

Abstract

The utility model belongs to the technical field of oil cylinder maintenance, and particularly relates to an oil cylinder disassembling and assembling auxiliary device which comprises a base, a hydraulic cylinder is fixedly installed at the left side end of the base, a connector is fixedly arranged at the movable end of the hydraulic cylinder, and a disassembling auxiliary head or an assembling auxiliary head is inserted into the connector. Fixing lugs are arranged on the front side and the rear side of the right end of the base, sliding grooves are formed in the fixing lugs, and a hinge shaft is jointly arranged in the two sliding grooves. When the oil cylinder dismounting device is dismounted, a rope can be tied at different heights according to the size of an oil cylinder, and then the oil cylinder is prevented from being damaged due to inclined pulling; in the installation process, the push plate is a face and can adapt to oil cylinders of different sizes, any adjustment is not needed, and the oil cylinders can be prevented from being damaged due to inclined force application in the installation process.

Description

Technical Field

[0001] The utility model belongs to the technical field of oil cylinder maintenance, and in particular relates to an auxiliary device for disassembling and assembling an oil cylinder. Background Art

[0002] In the field of mechanical maintenance, the disassembly of oil cylinders and bearings is an important and thorny issue. Due to the different structures and sizes of oil cylinders, a variety of tools and methods are required for disassembly and assembly. In addition, improper operation can easily cause the cylinder body and piston rod to get stuck during the disassembly and assembly process. In severe cases, it can cause damage to the oil cylinder or the bearing connection shaft, which not only increases the maintenance cost, but also has high labor intensity and low efficiency. Utility Model Content

[0003] The utility model provides an auxiliary device for disassembling and assembling an oil cylinder in view of the above problems.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A hydraulic cylinder disassembly and assembly auxiliary device comprises a base, a hydraulic cylinder is fixedly mounted on the left end of the base, a connecting head is fixedly arranged on the movable end of the hydraulic cylinder, a disassembly auxiliary head or an installation auxiliary head is inserted into the connecting head, fixing ears are arranged on the front and rear sides of the right end of the base, a slide groove is opened on the fixing ear, and an articulated shaft is commonly arranged in the two slide grooves.

[0006] Furthermore, the disassembly auxiliary head includes a No. 1 clamping block, a connecting rod is arranged at the lower part of the No. 1 clamping block, and a rope column is fixedly arranged on the connecting rod; the installation auxiliary head includes a No. 2 clamping block, a connecting block is fixedly arranged on the No. 2 clamping block, and a push plate is fixedly arranged on the connecting block; the connecting head is provided with clamping slots corresponding to the No. 1 clamping block and the No. 2 clamping block, as well as a through slot for passing the connecting rod and the connecting block.

[0007] Furthermore, limit strips are fixedly provided on the front and rear sides of the upper surface of the base to prevent the oil cylinder from rolling off the upper surface of the base and injuring workers.

[0008] Furthermore, a bracket is provided at the rear of the base, a slide rail is rotatably connected to the middle of the bracket, rollers are rotatably provided on the front and rear sides of the slide rail, the rollers are installed on the two side plates of the U-shaped slider, and a fall chain is connected to the lower end surface of the U-shaped slider through a hook for lifting the oil cylinder.

[0009] Furthermore, a limit block is fixedly arranged at one end of the slide rail away from the bracket.

[0010] Furthermore, a tie rod is connected to the upper end of the bracket, and the other end of the tie rod is connected to an end of the slide rail away from the bracket.

[0011] Compared with the prior art, the utility model has the following advantages:

[0012] When the oil cylinder is disassembled, the utility model connects the connecting head with the disassembly auxiliary head, one end of the oil cylinder is connected to the fixed ear through the hinge shaft, and the other end is connected to the rope bolt column on the disassembly auxiliary head through the rope, and the piston rod of the oil cylinder is separated from the cylinder body by pulling the rope through the hydraulic cylinder, so that the oil cylinder is disassembled; when the oil cylinder is installed, the connecting head is connected to the installation auxiliary head, and the cylinder body of the oil cylinder is connected to the fixed ear through the hinge shaft. With the support of the workers, the push plate is pushed by the hydraulic cylinder to contact the piston rod of the oil cylinder, and then the piston rod is pushed into the cylinder body, so that the oil cylinder is quickly disassembled and installed. In addition, when disassembling, the utility model can bolt the rope at different heights according to the size of the oil cylinder, so as to prevent the oil cylinder from being damaged due to tilting and pulling; when installing, the push plate is one surface, which can adapt to oil cylinders of different sizes without any adjustment, and can also prevent the oil cylinder from being damaged due to tilting force during installation.

[0013] The utility model is also provided with a bracket, a slide rail and a fall chain, which can easily realize the transportation of the oil cylinder, reduce the labor intensity of workers and improve work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the utility model without a bracket;

[0016] Figure 3 This is a schematic diagram of the installation of the disassembly auxiliary head and the connecting head of the utility model;

[0017] Figure 4 This is a schematic diagram of installing the auxiliary head and the connecting head of the utility model;

[0018] Figure 5 This is a schematic diagram of the installation of the slide rail and the U-shaped slider of the utility model;

[0019] In the figure, base 1, hydraulic cylinder 2, connecting head 3, disassembly auxiliary head 4, installation auxiliary head 5, fixing ear 6, slide groove 7, hinge shaft 8, card slot 9, through slot 10, limit strip 11, bracket 12, slide rail 13, roller 14, U-shaped slider 15, fall chain 16, limit block 17, tie rod 18. DETAILED DESCRIPTION

[0020] In order to further illustrate the technical solution of the present invention, the present invention is further described below through embodiments.

[0021] like Figures 1 to 5As shown, a hydraulic cylinder disassembly and assembly auxiliary device comprises a base 1, and limit strips 11 are fixedly arranged on the front and rear sides of the upper surface of the base 1 to prevent the hydraulic cylinder from rolling down from the upper surface of the base 1 and injuring workers. A hydraulic cylinder 2 is fixedly installed on the left end of the base 1, and a connecting head 3 is fixedly arranged on the movable end of the hydraulic cylinder 2. A disassembly auxiliary head 4 or an installation auxiliary head 5 is inserted on the connecting head 3. The disassembly auxiliary head 4 comprises a No. 1 clamping block 401, and a connecting rod 402 is arranged at the lower part of the No. 1 clamping block 401. A connecting rod 402 is fixedly arranged on the connecting rod 402. A rope post 403 is provided; the installation auxiliary head 5 includes a No. 2 clamping block 501, a connecting block 502 is fixedly provided on the No. 2 clamping block 501, and a push plate 503 is fixedly provided on the connecting block 502; a clamping slot 9 corresponding to the No. 1 clamping block 401 and the No. 2 clamping block 501, and a through slot 10 for passing the connecting rod 402 and the connecting block 502 are provided on the connecting head 3, and fixing ears 6 are provided on the front and rear sides of the right end of the base 1, and a sliding groove 7 is provided on the fixing ear 6, and a hinge shaft 8 is commonly provided in the two sliding grooves 7.

[0022] A bracket 12 is provided at the rear of the base 1, a slide rail 13 is rotatably connected to the middle of the bracket 12, rollers 14 are rotatably provided on the front and rear sides of the slide rail 13, the rollers 14 are mounted on the two side plates of the U-shaped slider 15, a fall chain 16 is connected to the lower end surface of the U-shaped slider 15 through a hook for hoisting the oil cylinder, and a limit block 17 is fixedly provided at one end of the slide rail 13 away from the bracket 12. A tie rod 18 is connected to the upper end of the bracket 12, and the other end of the tie rod 18 is connected to the end of the slide rail 13 away from the bracket 12.

[0023] The above shows and describes the main features and advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes that fall within the meaning and scope of the equivalent elements of the claims in the utility model.

[0024] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A hydraulic cylinder disassembly and assembly auxiliary device, characterized in that: The invention comprises a base (1), a hydraulic cylinder (2) is fixedly mounted on the left end of the base (1), a connecting head (3) is fixedly mounted on the movable end of the hydraulic cylinder (2), a disassembly auxiliary head (4) or an installation auxiliary head (5) is inserted into the connecting head (3), fixing ears (6) are arranged on both the front and rear sides of the right end of the base (1), a slide groove (7) is provided on the fixing ear (6), and a hinge shaft (8) is commonly arranged in the two slide grooves (7).

2. The oil cylinder disassembly and assembly auxiliary device according to claim 1, characterized in that: The disassembly auxiliary head (4) comprises a first clamping block (401), a connecting rod (402) is arranged at the lower part of the first clamping block (401), and a tethering rope column (403) is fixedly arranged on the connecting rod (402); the installation auxiliary head (5) comprises a second clamping block (501), a connecting block (502) is fixedly arranged on the second clamping block (501), and a push plate (503) is fixedly arranged on the connecting block (502); the connecting head (3) is provided with clamping grooves (9) corresponding to the first clamping block (401) and the second clamping block (501), and a through groove (10) for passing the connecting rod (402) and the connecting block (502).

3. The oil cylinder disassembly and assembly auxiliary device according to claim 1, characterized in that: Limiting strips (11) are fixedly arranged on the front and rear sides of the upper surface of the base (1) to prevent the oil cylinder from rolling off the upper surface of the base (1) and injuring workers.

4. The oil cylinder disassembly and assembly auxiliary device according to claim 1, characterized in that: A bracket (12) is arranged at the rear of the base (1), a slide rail (13) is rotatably connected to the middle of the bracket (12), rollers (14) are rotatably arranged on the front and rear sides of the slide rail (13), and the rollers (14) are mounted on two side plates of a U-shaped slider (15). A fall chain (16) is connected to the lower end surface of the U-shaped slider (15) through a hook for lifting the oil cylinder.

5. The oil cylinder disassembly and assembly auxiliary device according to claim 4, characterized in that: A limiting block (17) is fixedly arranged at one end of the slide rail (13) away from the bracket (12).

6. The oil cylinder disassembly and assembly auxiliary device according to claim 4, characterized in that: A tie rod (18) is connected to the upper end of the bracket (12), and the other end of the tie rod (18) is connected to an end of the slide rail (13) away from the bracket (12).

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