CN220687724U - Cylinder structure of plate shearing machine - Google Patents

Abstract

The utility model discloses a plate shearing machine oil cylinder structure, which comprises a cylinder body, a frame and a piston column, wherein a protection mechanism is arranged outside the piston column, the protection mechanism comprises a protection component and two groups of fixing components, the protection component comprises a telescopic sleeve, an upper ring is fixedly arranged at the top of the telescopic sleeve, fixing plates are fixedly arranged on two side surfaces of the upper ring, the fixing plates are fixedly connected with the frame through screws, and a lower ring is fixedly arranged at the bottom of the telescopic sleeve; the protection mechanism is convenient for preventing external impurities and foreign matters from adhering to the piston rod in use, so that the outer wall of the piston rod and the inner wall of the cylinder body can be scratched and worn when the piston rod moves, the service life of the cylinder is prolonged, and the use effect of the cylinder is improved.

Description

Cylinder structure of plate shearing machine

Technical Field

The utility model belongs to the technical field of oil cylinders, and particularly relates to an oil cylinder structure of a plate shearing machine.

Background

The plate shearing machine is a machine which applies shearing force to metal plates with various thicknesses by means of a movable upper blade and a fixed lower blade and adopts reasonable blade gaps, so that the plates are broken and separated according to the required size, and an oil cylinder on the plate shearing machine drives the upper blade to reciprocate up and down, so that the upper blade shears the plates.

When the existing plate shearing machine oil cylinder structure is used, a piston column on an oil cylinder moves upwards, and is exposed outside after the piston column moves downwards in the use process, some external impurities or foreign matters are easy to attach to the piston column exposed outside, dust and impurities can be located between the cylinder body and the piston column when the piston column moves upwards into the cylinder body on the oil cylinder, the dust and the impurities easily scratch and abrade the inner wall of the cylinder body and the outer wall of the piston column, the service life of the oil cylinder is prolonged, and the service performance of the oil cylinder is affected.

Disclosure of Invention

The utility model aims to provide a plate shearing machine oil cylinder structure, which solves the problems that in the prior art, when the existing plate shearing machine oil cylinder structure is used, some dust and impurities are easy to adhere to a piston column, when the piston column moves upwards into a cylinder body on the oil cylinder, the dust and impurities are positioned between the cylinder body and the piston column, and the dust and impurities are easy to scratch and abrade the inner wall of the cylinder body and the outer wall of the piston column.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a plate shearing machine hydro-cylinder structure, includes cylinder body, frame and piston post, the outside of piston post is provided with protection machanism, protection machanism includes protection component and two sets of fixed subassembly, protection component includes flexible cover, the fixed circle that is provided with in top of flexible cover, the both sides face of going up the circle is all fixed to be provided with the fixed plate, the fixed plate with through screw fixed connection between the frame, the fixed lower circle that is provided with in bottom of flexible cover.

Preferably, the upper ring, the telescopic sleeve and the lower ring are all positioned outside the piston column, and the top of the upper ring is in contact with the frame.

Preferably, the fixing assembly comprises a side block and an arc-shaped plate, the side block is fixed on the outer portion of the lower ring, and a bearing is arranged on the outer portion of the arc-shaped plate.

Preferably, a screw hole is formed in the side block, and a stud is arranged in the screw hole.

Preferably, the end of the stud extends into the bearing, and the inner wall of the arcuate plate is in contact with the piston post.

Preferably, the side block is further provided with a through hole, the arc plate is fixedly provided with a limiting rod, and the end part of the limiting rod penetrates through the through hole.

Preferably, two groups of interface pipes are arranged on the side face of the cylinder body, a blocking mechanism is arranged on the interface pipes and comprises a side plate, a rubber plate and two groups of connecting rods are respectively and fixedly arranged on the side face of the side plate, a rubber ring is arranged outside the interface pipes, and the end parts of the connecting rods are fixedly connected with the rubber ring.

Preferably, the cylinder body is provided with a fixing flange, the fixing flange is fixedly connected with the frame through a plurality of groups of bolts, a through groove is formed in the frame, and the bottom of the piston column penetrates through the through groove.

Compared with the prior art, the utility model has the beneficial effects that:

(1) The protection mechanism is convenient for preventing external impurities and foreign matters from adhering to the piston rod in use, so that the outer wall of the piston rod and the inner wall of the cylinder body can be scratched and worn when the piston rod moves, the service life of the cylinder is prolonged, and the use effect of the cylinder is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the telescopic sleeve of the present utility model;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 2 according to the present utility model;

FIG. 4 is a schematic view of a blocking mechanism according to the present utility model;

in the figure: 1. a cylinder; 2. a fixed flange; 3. a telescopic sleeve; 4. a piston column; 5. a frame; 6. an interface tube; 7. winding; 8. a fixing plate; 9. a lower ring; 10. an arc-shaped plate; 11. a bearing; 12. a limit rod; 13. a stud; 14. a side block; 15. a rubber ring; 16. a connecting rod; 17. a rubber plate; 18. and a side plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a plate shearing machine hydro-cylinder structure, including cylinder body 1, frame 5 and piston post 4, the outside of piston post 4 is provided with protection machanism, the hydro-cylinder is installed and is used in the frame 5 in the plate shearing machine when using, protection machanism includes protection subassembly and two sets of fixed subassemblies, protection subassembly includes flexible cover 3, flexible cover 3 has the elasticity when using, can play the effect of protection to piston post 4, the fixed upper ring 7 that is provided with in top of flexible cover 3, the both sides face of upper ring 7 is all fixed and is provided with fixed plate 8, pass through screw fixed connection between fixed plate 8 and the frame 5, can make fixed plate 8 and frame 5 be connected together through the screw when using, the fixed lower circle 9 that is provided with in bottom of flexible cover 3, upper ring 7, flexible cover 3 and lower circle 9 all are located the outside of piston post 4, the top of upper ring 7 contacts with frame 5, the fixing component comprises a side block 14 and an arc plate 10, the side block 14 is fixed outside the lower ring 9, a bearing 11 is arranged outside the arc plate 10, an inner ring and an outer ring are arranged on the bearing 11 in use, the end part of a stud 13 is fixedly connected with the inner ring on the bearing 11, the stud 13 can enable the arc plate 10 to move when rotating, a screw hole is formed in the side block 14, the stud 13 is arranged in the screw hole, the end part of the stud 13 extends to the inside of the bearing 11, the inner wall of the arc plate 10 is in contact with the piston column 4, a through hole is further formed in the side block 14, a limit rod 12 is fixedly arranged on the arc plate 10, the limit rod 12 can play a limit effect on the arc plate 10 when moving when in use, the end part of the limit rod 12 passes through the inside of the through hole, through a designed protection mechanism, so that external impurities and foreign matters can be conveniently prevented from being attached to the piston column 4 in use, the piston column 4 can cause the outer wall of the piston column 4 and the inner wall of the cylinder body 1 to produce scratches and abrasion when moving, the service life of the oil cylinder is prolonged, and the use effect of the oil cylinder is improved.

In this embodiment, preferably, two sets of interface pipes 6 are provided on the side of the cylinder body 1, a blocking mechanism is provided on the interface pipe 6, the blocking mechanism includes a side plate 18, a rubber plate 17 and two sets of connecting rods 16 are respectively and fixedly provided on the side of the side plate 18, the rubber plate 17 can block the end of the interface pipe 6 when in use, dust is prevented from entering the inside of the interface pipe 6, a rubber ring 15 is provided on the outside of the interface pipe 6, the end of the connecting rod 16 is fixedly connected with the rubber ring 15, blocking protection can be conveniently performed on the interface pipe 6 when the oil cylinder is not in use through the designed blocking mechanism, external dust is prevented from entering the inside of the interface pipe 6, the use condition of the oil cylinder can be influenced after the hydraulic oil pipe is connected on the interface pipe 6 when in subsequent use, and the use performance of the oil cylinder is improved.

In this embodiment, preferably, the cylinder body 1 is provided with the fixed flange 2, and through multiunit bolt fixed connection, can dismantle and assemble the fixed flange 2 through the bolt when using between fixed flange 2 and the frame 5, wear the groove in the inside of frame 5 has been seted up, and wear the groove in the bottom of piston post 4.

The working principle and the using flow of the utility model are as follows:

when the telescopic piston rod is used, the upper ring 7, the telescopic sleeve 3 and the lower ring 9 are sleeved outside the piston column 4, then the fixing plate 8 on the upper ring 7 is fixed on the frame 5 by using screws, at the moment, the stud 13 is rotated towards the direction close to the piston column 4 to drive the bearing 11 to move, the bearing 11 drives the arc plate 10 to move, the arc plate 10 drives the limiting rod 12 to slide in the through hole, then the arc plate 10 is contacted and clamped on the piston column 4, the lower ring 9 can be fixed, the lower ring 9 can be driven to move when the piston column 4 moves up and down, the telescopic sleeve 3 stretches at the moment, the piston column 4 is protected, and the telescopic sleeve 3 can be detached by operating according to the reverse principle when the telescopic piston rod is required to be detached;

the rubber ring 15 on the side plate 18 is sleeved outside the interface tube 6, so that the rubber plate 17 on the side plate 18 is in contact with the end part of the interface tube 6, external dust can be prevented from entering the inside of the interface tube 6, and the blocking mechanism is detached by operating according to the opposite principle when the oil cylinder is needed to be used.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a plate shearing machine hydro-cylinder structure, includes cylinder body (1), frame (5) and piston post (4), its characterized in that: the outside of piston post (4) is provided with protection machanism, protection machanism includes protection component and two sets of fixed subassembly, protection component includes flexible cover (3), the fixed circle (7) that is provided with in top of flexible cover (3), the both sides face of going up circle (7) is all fixed and is provided with fixed plate (8), fixed plate (8) with pass through screw fixed connection between frame (5), the fixed circle (9) that is provided with in bottom of flexible cover (3).

2. The plate shearing machine oil cylinder structure as defined in claim 1, wherein: the upper ring (7), the telescopic sleeve (3) and the lower ring (9) are all positioned outside the piston column (4), and the top of the upper ring (7) is in contact with the frame (5).

3. The plate shearing machine oil cylinder structure as defined in claim 2, wherein: the fixing assembly comprises a side block (14) and an arc-shaped plate (10), wherein the side block (14) is fixed on the outer portion of the lower ring (9), and a bearing (11) is arranged on the outer portion of the arc-shaped plate (10).

4. A plate shearing machine cylinder structure as defined in claim 3, wherein: screw holes are formed in the side blocks (14), and studs (13) are arranged in the screw holes.

5. The plate shearing machine oil cylinder structure as defined in claim 4, wherein: the end of the stud (13) extends into the bearing (11), and the inner wall of the arc-shaped plate (10) is in contact with the piston column (4).

6. The plate shearing machine oil cylinder structure as defined in claim 5, wherein: the side block (14) is further provided with a through hole, the arc-shaped plate (10) is fixedly provided with a limiting rod (12), and the end part of the limiting rod (12) penetrates through the through hole.

7. The plate shearing machine oil cylinder structure as defined in claim 6, wherein: the side of cylinder body (1) is provided with two sets of interface pipes (6), be provided with on interface pipe (6) and block the mechanism, it includes curb plate (18) to block the mechanism, the side of curb plate (18) is fixed respectively and is provided with rubber slab (17) and two sets of connecting rods (16), the outside of interface pipe (6) is provided with rubber ring (15), the tip of connecting rod (16) with rubber ring (15) fixed connection.

8. The plate shearing machine oil cylinder structure as defined in claim 7, wherein: the cylinder body (1) is provided with a fixed flange (2), the fixed flange (2) is fixedly connected with the frame (5) through a plurality of groups of bolts, a through groove is formed in the frame (5), and the bottom of the piston column (4) penetrates through the through groove.