CN221066129U

CN221066129U - Hydraulic cylinder piston guide tool

Info

Publication number: CN221066129U
Application number: CN202323070648.XU
Authority: CN
Inventors: 胡火炼; 李索夫
Original assignee: Chengdu Changye Machinery Co ltd
Current assignee: Chengdu Changye Machinery Co ltd
Priority date: 2023-11-14
Filing date: 2023-11-14
Publication date: 2024-06-04
Anticipated expiration: 2033-11-14

Abstract

The application provides a hydraulic cylinder piston guiding tool, which comprises: base, guide arm, ring and deflector. The top surface of the base is vertically provided with a guide rod; the circular ring is arranged above the base in parallel, and one side of the circular ring is arranged on the guide rod in a sliding way through the support rod; at least three guide plates are arranged along the bottom surface of the circular ring along the circumferential array, the guide plates are arranged along the normal square of the circular ring in a moving way, the lower ends of the guide plates incline towards the axis of the circular ring, and the section of the lower ends of the guide plates along the tangential direction of the circular ring is of a wedge-shaped structure. This scheme is convenient for the piston equipment more and can effectively prevent to damage the piston ring.

Description

Hydraulic cylinder piston guide tool

Technical Field

The utility model belongs to the field of hydraulic cylinder assembly tools, and particularly relates to a hydraulic cylinder piston guiding tool.

Background

The hydraulic cylinder mainly comprises a cylinder barrel and a piston which is arranged in the cylinder barrel and moves along an axis, hydraulic oil is filled into one end or two ends of the cylinder barrel corresponding to the piston, and the piston is pushed to move by adjusting the pressure of the hydraulic oil. In order to ensure that the sealing between the outer wall of the piston and the inner wall of the cylinder barrel prevents hydraulic oil from leaking, a plurality of layers of piston rings are arranged on the outer wall of the piston, the piston rings are in an extending state before the piston is arranged in the cylinder barrel, and the outer diameter of the piston rings is larger than the inner diameter of the cylinder barrel, so that the piston is arranged in the cylinder barrel with certain difficulty, and the main manifestation is that: the process of making the piston ring difficult to compress and forcibly press into the piston tends to cause damage to the piston ring.

Disclosure of utility model

In order to solve the defects in the prior art, the utility model provides the hydraulic cylinder piston guiding tool which is more convenient for assembling a piston and can effectively prevent the piston ring from being damaged.

In order to achieve the object of the utility model, the following scheme is adopted:

A hydraulic cylinder piston guide tooling, comprising: base, guide arm, ring and deflector.

The top surface of the base is vertically provided with a guide rod;

The circular ring is arranged above the base in parallel, and one side of the circular ring is arranged on the guide rod in a sliding way through the support rod;

At least three guide plates are arranged along the bottom surface of the circular ring along the circumferential array, the guide plates are arranged along the normal square of the circular ring in a moving way, the lower ends of the guide plates incline towards the axis of the circular ring, and the section of the lower ends of the guide plates along the tangential direction of the circular ring is of a wedge-shaped structure.

The utility model has the beneficial effects that:

1. The inner wall of the guide plate is utilized to guide and compress the piston ring so as to conveniently press the piston ring into the cylinder barrel, and meanwhile, the piston ring is prevented from contacting with the edge of the opening of the cylinder barrel, thereby preventing the piston ring from being damaged.

2. The height of the circular ring can be adjusted along the guide rod to adapt to different cylinder barrel lengths; the guide plate can be adjusted along the normal direction of the circular ring to adapt to cylinder barrels with different diameters, and the practicability is higher.

Drawings

The drawings described herein are for illustration of selected embodiments only and not all possible implementations, and are not intended to limit the scope of the utility model.

Fig. 1 shows a schematic overall structure of a preferred embodiment of the present application.

Fig. 2 shows a partial enlarged view at a in fig. 1.

Fig. 3 shows a schematic view of the connection structure of the ring and the guide plate.

Fig. 4 shows an exploded view of the ring, guide plate and turntable.

The marks in the figure: the device comprises a base-1, a guide rod-11, a support plate-12, a horizontal rod-13, a circular ring-2, a support rod-21, a locking screw-22, a T-shaped groove-23, a strip-shaped hole-24, a guide plate-3, a T-shaped block-31, a deflector rod-32, a clamping plate-4, a V-shaped groove-41, a turntable-5, a chute-51, a clamping groove-52 and a bolt-6.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the following detailed description of the embodiments of the present utility model will be given with reference to the accompanying drawings, but the described embodiments of the present utility model are some, but not all embodiments of the present utility model.

As shown in fig. 1 and 3, a hydraulic cylinder piston guiding tool includes: base 1, guide arm 11, ring 2 and deflector 3.

The top surface of the base 1 is vertically provided with a guide rod 11; the circular ring 2 is arranged above the base 1 in parallel, and one side of the circular ring 2 is arranged on the guide rod 11 in a sliding way through the supporting rod 21; at least three guide plates 3 are arranged along the bottom surface of the circular ring 2 along the circumferential array, the guide plates are arranged along the normal square of the circular ring 2 in a moving way, the lower ends of the guide plates 3 incline towards the axis of the circular ring 2, and the section of the lower ends of the guide plates 3 along the tangential direction of the circular ring 2 is of a wedge-shaped structure.

When the piston is used, the cylinder barrel is erected on the base 1, the opening of the cylinder barrel is upwards, the height of the ring 2 is adjusted along the guide rod 11, the position of the guide plate 3 is adjusted along the normal direction of the ring 2, the bottom surface of the guide plate 3 is aligned with the edge of the opening at the top of the cylinder barrel, at the moment, the guide plate 3 forms a conical cover structure at the opening of the cylinder barrel, the piston is put downwards from the upper direction of the ring 2, and the inner wall of the guide plate 3 can be used for guiding and compressing the piston ring so as to conveniently press the piston ring into the cylinder barrel, and meanwhile, the contact between the piston ring and the edge of the opening of the cylinder barrel is avoided, so that the piston ring is prevented from being damaged; on the other hand, the height of the circular ring 2 can be adjusted along the guide rod 11 to adapt to different cylinder barrel lengths; meanwhile, the guide plate 3 is adjusted along the normal direction of the circular ring 2, so that the cylinder barrels with different diameters can be adapted.

Preferably, as shown in fig. 1, a locking screw 22 is penetrated on the supporting rod 21 corresponding to the side wall of the guide rod 11, and is used for fixing the position of the ring 2 on the guide rod 11.

Preferably, as shown in fig. 1, clamping plates 4 are symmetrically arranged on two sides of the middle section of the guide rod 11, and V-shaped grooves 41 are formed on the opposite sides of the clamping plates 4 and used for clamping the outer wall of the cylinder barrel so as to fix the cylinder barrel; more specifically, the top surface of the base 1 is vertically provided with support plates 12 corresponding to two sides of the guide rod 11, a pair of horizontal rods 13 are arranged between the support plates 12, the clamping plates 4 are slidably arranged on the horizontal rods 13, and springs are arranged between the support plates 12 and the clamping plates 4.

Preferably, as shown in fig. 3, a T-shaped groove 23 is formed on the bottom surface of the ring 2 along the normal direction, and the top of the guide plate 3 is slidably arranged in the T-shaped groove 23 through a T-shaped block 31, so as to realize connection with the ring 2.

Further preferably, as shown in fig. 3 and 4, the top of the ring 2 is provided with a bar hole 24 which is consistent with the direction of the T-shaped groove 23 and is communicated with the same, the top surface of the ring 2 is coaxially provided with a turntable 5 with an annular structure, the turntable 5 is rotatably arranged around an axis, the turntable 5 is provided with a chute 51 corresponding to the bar hole 24, the chute 51 and the bar hole 24 are mutually inclined, the top surface of the T-shaped block 31 is provided with a deflector rod 32, the upper end of the deflector rod 32 passes through the bar hole 24 and the chute 51, and the deflector rod 32 can be pushed to move in the bar hole 24 and the chute 51 simultaneously by rotating the turntable 5, so that the position of the T-shaped block 31 in the T-shaped groove 23 is adjusted, and then the distance between the guide plate 3 and the axis of the ring 2 is adjusted, so as to adapt to cylinders with different diameters.

Preferably, as shown in fig. 2, the outer circumferential wall array of the turntable 5 is provided with a clamping groove 52, the top of the supporting rod 21 is provided with a bolt 6, the front end of the bolt 6 is used for connecting the clamping groove 52, and the bolt 6 is movably arranged along the normal direction of the turntable 5 and used for locking the turntable 5.

The foregoing description of the preferred embodiments of the utility model is merely exemplary and is not intended to be exhaustive or limiting of the utility model. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model.

Claims

1. Hydraulic cylinder piston direction frock, its characterized in that includes:

the top surface of the base (1) is vertically provided with a guide rod (11);

The circular ring (2) is arranged above the base (1) in parallel, and one side of the circular ring (2) is arranged on the guide rod (11) in a sliding way through the supporting rod (21);

At least three guide plates (3) are arranged along the bottom surface of the circular ring (2) along the circumferential array, the guide plates are arranged along the normal square of the circular ring (2) in a moving mode, the lower ends of the guide plates (3) incline towards the axis of the circular ring (2), and the sections of the lower ends of the guide plates (3) along the tangential direction of the circular ring (2) are of wedge-shaped structures.

2. The hydraulic cylinder piston guiding tool according to claim 1, wherein the supporting rod (21) is provided with a locking screw (22) corresponding to the side wall of the guide rod (11).

3. The hydraulic cylinder piston guiding tool as claimed in claim 1, wherein clamping plates (4) are symmetrically arranged on two sides of the middle section of the guide rod (11), and V-shaped grooves (41) are formed in opposite sides of the clamping plates (4) and are used for clamping the outer wall of the cylinder barrel.

4. The hydraulic cylinder piston guiding tool according to claim 1, wherein the bottom surface of the circular ring (2) is provided with a T-shaped groove (23) along the normal direction, and the top of the guide plate (3) is slidably arranged in the T-shaped groove (23) through a T-shaped block (31).

5. The hydraulic cylinder piston guiding tool as claimed in claim 4, wherein the top of the circular ring (2) is provided with a bar-shaped hole (24) which is consistent with the direction of the T-shaped groove (23) and communicated with the T-shaped groove, the top surface of the circular ring (2) is coaxially provided with a rotary table (5) with an annular structure, the rotary table (5) is rotatably arranged around an axis, the rotary table (5) is provided with inclined grooves (51) corresponding to the bar-shaped hole (24), the inclined grooves (51) are mutually inclined with the bar-shaped hole (24), the top surface of the T-shaped block (31) is provided with a deflector rod (32), and the upper end of the deflector rod (32) penetrates through the bar-shaped hole (24) and the inclined grooves (51).

6. The hydraulic cylinder piston guide tool according to claim 5, wherein the clamping groove (52) is formed in the outer circumferential wall array of the turntable (5), the top of the supporting rod (21) is provided with the bolt (6), the front end of the bolt (6) is used for connecting the clamping groove (52), and the bolt (6) is arranged along the normal direction movement of the turntable (5) and used for locking the turntable (5).