CN212821886U

CN212821886U - Hydraulic correcting device

Info

Publication number: CN212821886U
Application number: CN202021284788.0U
Authority: CN
Inventors: 张团伟; 毛国学; 任昊; 张腾飞; 许志华
Original assignee: Zhoukou Chunlei Machinery Co ltd
Current assignee: Zhoukou Chunlei Machinery Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-03-30
Anticipated expiration: 2030-07-03

Abstract

The utility model relates to a part production technical field specifically is a hydraulic pressure correcting unit, including the base, the base top ann has the workstation, and the workstation top is equipped with the lower mould, and the base top is equipped with four support columns, even has the roof between four support column tops, and the pneumatic cylinder is ann at the roof top, and the piston rod of pneumatic cylinder is vertical downwards and its end-to-end connection has the movable plate, and the movable plate bottom ann has the mould, and support column lateral wall cover has buffer spring, and the buffer spring bottom is laminated mutually with the base top. This hydraulic pressure correcting unit, before going up mould and lower mould compound die, the movable plate earlier with the buffer spring contact, extrude buffer spring, elastic deformation takes place for the buffer spring atress, slows down the impact strength of movable plate downstream, and then reduces the impact strength of going up the mould to part in the lower mould, reduces the risk that causes the part to damage, goes up mould and lower mould simultaneously and all is fixed through screw locking, is convenient for carry out the dismouting change to it when correcting different parts or mould damage back.

Description

Hydraulic correcting device

Technical Field

The utility model relates to a part production technical field specifically is a hydraulic pressure correcting unit.

Background

After the production of mechanical parts is completed, the parts have deformation risks, and are long-strip parts, such as chain plates, carrier rollers and the like, which are easy to bend and deform and need to be corrected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic pressure correcting unit to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a hydraulic correction device comprises a base, a workbench is arranged in the middle of the top of the base, a lower die is arranged in the middle of the top of the workbench, a plurality of uniformly distributed placing grooves are arranged on the top of the lower die, four supporting columns which are symmetrical to each other along the vertical direction are arranged at the four corners of the top of the base, a top plate is connected between the tops of the four supporting columns, the top of the top plate is provided with a hydraulic cylinder, a piston rod of the hydraulic cylinder vertically penetrates through the top plate downwards, the tail end of the hydraulic cylinder is connected with a movable plate, the movable plate is connected with the support columns in a sliding manner, the bottom of the movable plate is provided with an upper die, the bottom of the upper die is provided with press plates which are the same as the placing grooves in number and correspond to the placing grooves one by one, the size structure of clamp plate and the size structure looks adaptation of standing groove, support column lateral wall cover has buffer spring, the buffer spring bottom is laminated with the base top mutually.

Preferably, the workbench is fixed on the base through screw locking.

Preferably, the bottom edge of lower mould both sides is equipped with the first mounting panel of two symmetries, first mounting panel is the integrated into one piece structure with the lower mould, first mounting panel passes through screw locking to be fixed on the workstation.

Preferably, the supporting column is tightly welded on the base, and the top plate is tightly welded on the supporting column.

Preferably, four symmetrical and penetrating guide holes are formed in the top of the moving plate close to the four-corner edges of the moving plate, the inner diameter of each guide hole is matched with the outer diameter of each support column, the support columns correspond to the guide holes one to one, and the support columns penetrate through the guide holes and are in sliding connection with the guide holes.

Preferably, the top edge of going up the mould both sides is equipped with the second mounting panel of two symmetries, the second mounting panel is the integrated into one piece structure with last mould, the second mounting panel passes through screw locking to be fixed on the movable plate.

Preferably, the pressing plate and the upper die are of an integrally formed structure, and chamfering structures are arranged at the bottom edge of the pressing plate and the top edge of the placing groove.

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

1. this hydraulic pressure correcting unit has buffer spring at support column lateral wall cover, goes up mould and lower mould compound die before, the movable plate at first contacts with buffer spring, extrudees buffer spring, and elastic deformation takes place for the buffer spring atress, slows down the impact dynamics that the movable plate moved down, and then reduces the last mould of movable plate bottom to the impact dynamics of part in the lower mould, reduces the risk that causes the part to damage.

2. This hydraulic pressure correcting unit goes up mould and lower mould and all is fixed through screw locking, is convenient for carry out the dismouting change to it after going up mould and lower mould damage when correcting different parts, saves the retooling time.

Drawings

Fig. 1 is a schematic view of an overall first form structure of the present invention;

fig. 2 is a schematic view of an overall second form of the present invention;

FIG. 3 is a schematic structural view of the middle and lower dies of the present invention;

fig. 4 is a schematic structural view of the middle moving plate of the present invention;

fig. 5 is a schematic structural view of the middle upper die of the present invention.

In the figure:

1. a base;

2. a work table;

3. a lower die; 30. a placement groove; 31. a first mounting plate;

4. a support pillar;

5. a top plate;

6. a hydraulic cylinder;

7. moving the plate; 70. a guide hole;

8. an upper die; 80. pressing a plate; 81. a second mounting plate;

9. a buffer spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

a hydraulic correction device comprises a base 1, a workbench 2 is installed at the middle position of the top of the base 1, a lower die 3 is arranged at the middle position of the top of the workbench 2, a plurality of placing grooves 30 which are uniformly distributed are formed in the top of the lower die 3, four supporting columns 4 which are symmetrical to each other along the vertical direction are arranged at the four corners of the top of the base 1, a top plate 5 is connected between the tops of the four supporting columns 4, a hydraulic cylinder 6 is installed at the top of the top plate 5, a piston rod of the hydraulic cylinder 6 vertically penetrates through the top plate 5 downwards, a moving plate 7 is connected to the tail end of the piston rod, an upper die 8 is installed at the bottom of the moving plate 7, pressing plates 80 which are identical to the placing grooves 30 in number and correspond to one another are arranged at the bottom of the upper die 8, the size structure of each pressing plate 80 is matched with the size structure of, the piston rod of the hydraulic cylinder 6 drives the moving plate 7 to move downwards, the upper die 8 and the pressing plate 80 are driven to move downwards, the pressing plate 80 enters the placing groove 30 to be closed, the parts are pressed and corrected, before the pressing plate 80 enters the placing groove 30, the moving plate 7 is firstly contacted with the buffer spring 9, the buffer spring 9 is stressed to generate elastic deformation, the impact force of the pressing plate 80 on the parts in the placing groove 30 during closing is reduced, and the risk of part damage is reduced.

In this embodiment, workstation 2 is fixed on base 1 through screw locking, the bottom edge of 3 both sides of lower mould is equipped with the first mounting panel 31 of two symmetries, first mounting panel 31 is the integrated into one piece structure with lower mould 3, first mounting panel 31 passes through screw locking to be fixed on workstation 2, the top edge of going up 8 both sides of mould is equipped with the second mounting panel 81 of two symmetries, second mounting panel 81 is the integrated into one piece structure with last mould 8, second mounting panel 81 passes through screw locking to be fixed on movable plate 7, screw locking is fixed and is convenient for when needs correct different parts or go up mould 8 and lower mould 3 and damage the back and carry out the dismouting change to it, the retooling time is saved.

Besides, the movable plate 7 is connected with the support columns 4 in a sliding mode, four symmetrical and penetrating guide holes 70 are formed in the top of the movable plate 7 close to the four-corner edges of the movable plate, the inner diameter of each guide hole 70 is matched with the outer diameter of each support column 4, the support columns 4 correspond to the guide holes 70 one to one, the support columns 4 penetrate through the guide holes 70 and are connected with the guide holes in a sliding mode, and the piston rods of the hydraulic cylinders 6 are connected with the guide holes 70 in a sliding mode, so that the movable plate 7 is driven by the piston rods to move up and down stably and accurately.

Further, clamp plate 80 and last mould 8 are the integrated into one piece structure, and the bottom edge of clamp plate 80 and the top edge of standing groove 30 all are equipped with the chamfer structure, and the clamp plate 80 of being convenient for and standing groove 30 compound die prevent that clamp plate 80 striking from causing the damage of equipment on lower mould 3.

Specifically, support column 4 close welding is on base 1, and roof 5 close welding is on support column 4, and welded fastening simple process, stable in structure prevents to drop in the use, causes the damage of equipment, accident's emergence even.

When the hydraulic correction device is used, a worker firstly checks the integrity of the device and whether the connection of each part is firm; then the part to be corrected is placed in the placing groove 30; then, a piston rod of the hydraulic cylinder 6 extends out to drive the movable plate 7 to move downwards along the direction of the support column 4, so that the upper die 8 and the pressing plate 80 are driven to move downwards, the pressing plate 80 enters the placing groove 30 to be matched, and parts are pressed and corrected, before the pressing plate 80 enters the placing groove 30, the movable plate 7 is firstly contacted with the buffer spring 9, the buffer spring 9 is stressed to generate elastic deformation, the moving speed of the movable plate 7 is reduced, the impact force of the pressing plate 80 on the parts in the placing groove 30 during matching is further reduced, and the risk of part damage is reduced; after the parts are corrected, the piston rod of the hydraulic cylinder 6 retracts to drive the moving plate 7, the upper die 8 and the pressing plate 80 to move upwards for demoulding, then the corrected parts are taken out, new parts to be corrected are replaced, the operation is repeated, and the parts are corrected continuously.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A hydraulic correction device characterized by: the device comprises a base (1), a workbench (2) is installed at the middle position of the top of the base (1), a lower die (3) is arranged at the middle position of the top of the workbench (2), a plurality of placing grooves (30) which are uniformly distributed are formed in the top of the lower die (3), four supporting columns (4) which are symmetrical to each other along the vertical direction are arranged at the four corners of the top of the base (1), a top plate (5) is connected between the four supporting columns (4), a hydraulic cylinder (6) is installed at the top of the top plate (5), a piston rod of the hydraulic cylinder (6) vertically penetrates through the top plate (5) downwards, the tail end of the piston rod is connected with a movable plate (7), the movable plate (7) is connected with the supporting columns (4) in a sliding manner, an upper die (8) is installed at the bottom of the movable plate (7), pressing plates (, the size structure of clamp plate (80) and the size structure looks adaptation of standing groove (30), support column (4) lateral wall cover has buffer spring (9), buffer spring (9) bottom and base (1) top are laminated mutually.

2. The hydraulic pressure correction device according to claim 1, characterized in that: the workbench (2) is fixed on the base (1) through screw locking.

3. The hydraulic pressure correction device according to claim 1, characterized in that: the bottom edge of lower mould (3) both sides is equipped with first mounting panel (31) of two symmetries, first mounting panel (31) are the integrated into one piece structure with lower mould (3), first mounting panel (31) are fixed on workstation (2) through screw locking.

4. The hydraulic pressure correction device according to claim 1, characterized in that: the support column (4) is tightly welded on the base (1), and the top plate (5) is tightly welded on the support column (4).

5. The hydraulic pressure correction device according to claim 1, characterized in that: four symmetrical and penetrating guide holes (70) are formed in the top of the moving plate (7) close to the four-corner edges of the moving plate, the inner diameter of each guide hole (70) is matched with the outer diameter of each support column (4), the support columns (4) correspond to the guide holes (70) one to one, and the support columns (4) penetrate through the guide holes (70) and are connected with the guide holes in a sliding mode.

6. The hydraulic pressure correction device according to claim 1, characterized in that: go up the top edge of mould (8) both sides and be equipped with second mounting panel (81) of two symmetries, second mounting panel (81) are the integrated into one piece structure with last mould (8), second mounting panel (81) are fixed on movable plate (7) through screw locking.

7. The hydraulic pressure correction device according to claim 1, characterized in that: the pressing plate (80) and the upper die (8) are of an integrated structure, and the bottom edge of the pressing plate (80) and the top edge of the placing groove (30) are both provided with chamfering structures.