CN215588245U

CN215588245U - External welding auxiliary device of hydraulic cylinder

Info

Publication number: CN215588245U
Application number: CN202122115044.7U
Authority: CN
Inventors: 张继平; 徐理想; 王长然; 郑宝建; 董善浩
Original assignee: Xuzhou Furuida Hydraulic Technology Co ltd
Current assignee: Xuzhou Furuida Hydraulic Technology Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-01-21
Anticipated expiration: 2031-09-03

Abstract

The utility model relates to the technical field of hydraulic cylinder processing, in particular to an auxiliary device for external welding of a hydraulic cylinder, which can restrain a shell of the hydraulic cylinder when a base rotates by arranging the device, thereby preventing the shell of the hydraulic cylinder from position deviation when the base rotates, improving the stability of the shell of the hydraulic cylinder and improving the welding effect; including the fixed disk, the apparatus further comprises a rotating shaft, the carousel, two sets of fixed plates, two sets of screw rods, two sets of commentaries on classics hands, two sets of clamp plates, the base card frame, mount and first restraint frame, carousel bottom middle part is connected with the pivot top, pivot bottom and fixed disk top middle part rotatable coupling, two sets of fixed plate bottoms are connected with carousel top left side and right side respectively, two sets of screw rods respectively with two sets of fixed plate threaded connection, two sets of clamp plate outer ends respectively with two sets of screw rod inner rotatable coupling, the base card frame is placed on the carousel, mount front end lower part is connected with fixed disk rear end middle part, first restraint frame rear end and mount top front portion are connected.

Description

External welding auxiliary device of hydraulic cylinder

Technical Field

The utility model relates to the technical field of hydraulic cylinder machining, in particular to an auxiliary device for external welding of a hydraulic cylinder.

Background

The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and makes linear reciprocating motion. It has simple structure and reliable operation. When it is used to implement reciprocating motion, it can omit speed-reducing device, and has no transmission gap, and its motion is stable, so that it can be extensively used in various mechanical hydraulic systems. The output force of the hydraulic cylinder is in direct proportion to the effective area of the piston and the pressure difference between the two sides of the effective area; the hydraulic cylinder is basically composed of a cylinder barrel and a cylinder cover, a piston and a piston rod, a sealing device, a buffering device and an exhaust device. The damping device and the exhaust device are determined according to specific application occasions, and other devices are necessary.

The pneumatic cylinder is in process of production, its shell forms with the base welding, current to pneumatic cylinder shell and base welded method is, with the pneumatic cylinder shell with the base contact, then the manual work welds pneumatic cylinder shell and base contact position, after the position welding to pneumatic cylinder shell and base front side contact finishes, the base rotates, then weld the rear side contact position of pneumatic cylinder shell and base, however the base is when rotating, because the pneumatic cylinder shell does not retrain, its easy emergence offset to can influence its welding effect.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the auxiliary device for welding the outside of the hydraulic cylinder, which can restrain the shell of the hydraulic cylinder when the base rotates, so that the shell of the hydraulic cylinder is prevented from being shifted in position when the base rotates, the stability of the shell of the hydraulic cylinder is improved, and the welding effect of the shell of the hydraulic cylinder is also improved.

The utility model relates to an auxiliary device for external welding of a hydraulic cylinder, which comprises a fixed disc, a rotating shaft, a rotating disc, two groups of fixed plates, two groups of screw rods, two groups of rotating hands, two groups of clamping plates, a base clamping frame, a fixed frame and a first constraint frame.

The utility model relates to an auxiliary device for external welding of a hydraulic cylinder, which further comprises two groups of oil injection nozzles, wherein the output ends of the two groups of oil injection nozzles are respectively communicated with two groups of fixing plates.

The utility model relates to an auxiliary device for welding the outside of a hydraulic cylinder, which also comprises two groups of oil injection caps, wherein the two groups of oil injection caps are respectively covered on the two groups of oil injection nozzles.

The auxiliary device for welding the outside of the hydraulic cylinder further comprises a second constraint frame, wherein a placing groove is formed in the top of the first constraint frame, and the second constraint frame can be covered in the placing groove.

The utility model relates to an auxiliary device for external welding of a hydraulic cylinder, which further comprises a tool box, hinges and a box door, wherein the box door is rotatably arranged at the rear end of the tool box through the hinges.

The utility model relates to an auxiliary device for welding the outside of a hydraulic cylinder, which further comprises a pin shaft, a handle, a pin sheet and a pin frame, wherein the pin shaft is rotatably arranged on a box door, the handle is arranged at the front end of the pin shaft, the pin sheet is arranged at the rear end of the pin shaft, the pin frame is arranged at the rear part of the left side in a tool box, and the pin frame is connected with the pin sheet in a matching way.

The auxiliary device for external welding of the hydraulic cylinder further comprises a lock ring, and the lock ring is installed at the front end of the box door.

The utility model relates to an auxiliary device for external welding of a hydraulic cylinder, which further comprises two groups of partition plates, wherein the two groups of partition plates are arranged inside a tool box.

Compared with the prior art, the utility model has the beneficial effects that: the base clamping frame is placed at the top end of the rotary table, two groups of screw rods are rotated through two groups of rotating hands, the two groups of screw rods are in threaded connection with two groups of fixing plates, the two groups of screw rods drive the two groups of clamping plates to move inwards, the two groups of clamping plates clamp and fix the base clamping frame at a specified position, then the base is placed in the base clamping frame, then the hydraulic cylinder shell passes through the first constraint frame to be contacted with the base, then the welding device is used for welding the contact positions of the hydraulic cylinder shell and the front side of the base, the rotary table is rotated after the welding of the contact positions of the hydraulic cylinder shell and the front side of the base is finished, the rotary table drives the base and the hydraulic cylinder shell to rotate, the hydraulic cylinder shell rotates under the constraint of the first constraint frame, then the welding device is used for welding the contact positions of the rear side of the hydraulic cylinder shell and the base, and by arranging the equipment, the hydraulic cylinder shell can be constrained when the base rotates, thereby preventing the hydraulic cylinder from shifting when rotating, improving the stability of the hydraulic cylinder shell and also improving the welding effect.

Drawings

FIG. 1 is an isometric view of the present invention;

FIG. 2 is a schematic rear view of the structure of FIG. 1;

FIG. 3 is a schematic diagram of the right side view of the structure of FIG. 1;

in the drawings, the reference numbers: 1. fixing the disc; 2. a rotating shaft; 3. a turntable; 4. a fixing plate; 5. a screw; 6. turning the hand; 7. a clamping plate; 8. a base clamping frame; 9. a fixed mount; 10. a first restraint frame; 11. an oil injection nozzle; 12. an oil injection cap; 13. a placement groove; 14. a second restraint frame; 15. a tool box; 16. a hinge; 17. a box door; 18. a pin shaft; 19. a handle; 20. a pin piece; 21. a pin frame; 22. a locking ring; 23. a partition plate.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1 to 3, the external welding auxiliary device of a hydraulic cylinder of the present invention comprises a fixed plate 1, a rotating shaft 2, a rotating plate 3, two sets of fixed plates 4, two sets of screws 5, the rotary table comprises two groups of rotating hands 6, two groups of clamping plates 7, a base clamping frame 8, a fixed frame 9 and a first constraint frame 10, wherein the middle part of the bottom end of a rotary table 3 is connected with the top end of a rotating shaft 2, the bottom end of the rotating shaft 2 is rotatably connected with the middle part of the top end of a fixed table 1, the bottom ends of two groups of fixed plates 4 are respectively connected with the left side and the right side of the top end of the rotary table 3, two groups of screw rods 5 are respectively in threaded connection with the two groups of fixed plates 4, the inner ends of the two groups of rotating hands 6 are respectively connected with the outer ends of the two groups of screw rods 5, the outer ends of the two groups of clamping plates 7 are respectively rotatably connected with the inner ends of the two groups of screw rods 5, the base clamping frame 8 is placed on the rotary table 3, the lower part of the front end of the fixed frame 9 is connected with the middle part of the rear end of the fixed table 1, and the rear end of the first constraint frame 10 is connected with the front part of the top end of the fixed frame 9; the base clamping frame 8 is placed at the top end of a rotary table 3, then two groups of screw rods 5 are rotated through two groups of rotating hands 6, the two groups of screw rods 5 are in threaded connection with two groups of fixing plates 4, the two groups of screw rods 5 drive two groups of clamping plates 7 to move inwards, the two groups of clamping plates 7 clamp and fix the base clamping frame 8 at a specified position, then the base is placed in the base clamping frame 8, then a hydraulic cylinder shell passes through a first constraint frame 10 to be in contact with the base, then a welding device is used for welding the contact positions of the hydraulic cylinder shell and the front side of the base, after the welding of the contact positions of the hydraulic cylinder shell and the front side of the base is finished, the rotary table 3 is rotated, the rotary table 3 drives the base and the hydraulic cylinder shell to rotate, the hydraulic cylinder shell rotates under the constraint of the first constraint frame 10, then the welding device is used for welding the contact positions of the rear side of the hydraulic cylinder shell and the base, through the equipment, can retrain the pneumatic cylinder shell when the base rotates to take place offset when preventing that it from rotating, improve the stability of pneumatic cylinder shell, also improved its welding effect.

The utility model relates to an auxiliary device for external welding of a hydraulic cylinder, which further comprises two groups of oil injection nozzles 11, wherein the output ends of the two groups of oil injection nozzles 11 are respectively communicated with two groups of fixing plates 4; the oil nozzle 11 is arranged to lubricate the fixing plate 4 and the screw 5.

The utility model relates to an auxiliary device for external welding of a hydraulic cylinder, which also comprises two groups of oil injection caps 12, wherein the two groups of oil injection caps 12 are respectively covered on two groups of oil injection nozzles 11; by providing the oil filling cap 12, the function of dust prevention for the oil filling nozzle 11 can be achieved.

The auxiliary device for welding the outside of the hydraulic cylinder further comprises a second constraint frame 14, wherein a placing groove 13 is formed in the top of the first constraint frame 10, and the second constraint frame 14 can be covered in the placing groove 13; through setting up standing groove 13 and second restraint frame 14, can retrain thinner pneumatic cylinder shell, improve application scope.

The utility model relates to an auxiliary device for external welding of a hydraulic cylinder, which further comprises a tool box 15, hinges 16 and a box door 17, wherein the box door 17 is rotatably arranged at the rear end of the tool box 15 through the hinges 16; through setting up toolbox 15, hinge 16 and chamber door 17, can hold the instrument of overhauing equipment, improve the practicality.

The utility model relates to an auxiliary device for welding the outside of a hydraulic cylinder, which also comprises a pin shaft 18, a handle 19, a pin sheet 20 and a pin frame 21, wherein the pin shaft 18 is rotatably arranged on a box door 17, the handle 19 is arranged at the front end of the pin shaft 18, the pin sheet 20 is arranged at the rear end of the pin shaft 18, the pin frame 21 is arranged at the rear part of the left side in a tool box 15, and the pin frame 21 is connected with the pin sheet 20 in a matching way; the door 17 can be fixed by providing the pin 18, the handle 19, the pin piece 20, and the pin frame 21, thereby improving stability thereof.

The auxiliary device for external welding of the hydraulic cylinder further comprises a lock ring 22, wherein the lock ring 22 is arranged at the front end of the box door 17; by providing the lock ring 22, the door 17 can be locked, and the door 17 can be prevented from being opened by a non-worker.

The auxiliary device for external welding of the hydraulic cylinder further comprises two groups of partition plates 23, wherein the two groups of partition plates 23 are arranged in the tool box 15; by providing the partition plate 23, tools for overhauling the equipment can be placed in a classified manner.

The utility model relates to an auxiliary welding device for the outside of a hydraulic cylinder, which is characterized in that when in work, a base clamping frame 8 is firstly placed at the top end of a turntable 3, then two sets of screws 5 are rotated by two sets of rotating hands 6, the two sets of screws 5 are in threaded connection with two sets of fixing plates 4, the two sets of screws 5 drive two sets of clamping plates 7 to move inwards, the two sets of clamping plates 7 clamp and fix the base clamping frame 8 at a designated position, then the base is placed in the base clamping frame 8, then the hydraulic cylinder shell passes through the first constraint frame 10 to be contacted with the base, then, welding the contact positions of the shell of the hydraulic cylinder and the front side of the base by using a welding device, after the welding of the contact positions of the shell of the hydraulic cylinder and the front side of the base is finished, the rotary table 3 is rotated, the rotary table 3 drives the base and the hydraulic cylinder shell to rotate, the hydraulic cylinder shell rotates under the constraint of the first constraint frame 10, and then the welding device is used for welding the rear side contact position of the hydraulic cylinder shell and the rear side contact position of the base.

The installation mode, the connection mode or the arrangement mode of the auxiliary device for welding the outside of the hydraulic cylinder are common mechanical modes, and the auxiliary device can be implemented as long as the beneficial effects of the auxiliary device can be achieved.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. An auxiliary device for external welding of a hydraulic cylinder is characterized by comprising a fixed disc (1), a rotating shaft (2), a rotating disc (3), two groups of fixed plates (4), two groups of screw rods (5), two groups of rotating hands (6), two groups of clamping plates (7), a base clamping frame (8), a fixed frame (9) and a first constraint frame (10), wherein the middle part of the bottom end of the rotating disc (3) is connected with the top end of the rotating shaft (2), the bottom end of the rotating shaft (2) is rotatably connected with the middle part of the top end of the fixed disc (1), the bottom ends of the two groups of fixed plates (4) are respectively connected with the left side and the right side of the top end of the rotating disc (3), the two groups of screw rods (5) are respectively in threaded connection with the two groups of fixed plates (4), the inner ends of the two groups of rotating hands (6) are respectively connected with the outer ends of the two groups of screw rods (5), the outer ends of the two groups of clamping plates (7) are respectively rotatably connected with the inner ends of the two groups of screw rods (5), the base clamping frame (8) is placed on the rotating disc (3), the lower part of the front end of the fixed frame (9) is connected with the middle part of the rear end of the fixed disc (1), and the rear end of the first restraint frame (10) is connected with the front part of the top end of the fixed frame (9).

2. The external welding auxiliary device of hydraulic cylinder as claimed in claim 1, characterized in that, it also includes two sets of oil nozzles (11), the output ends of two sets of oil nozzles (11) are respectively communicated with two sets of fixing plates (4).

3. The external welding auxiliary device of hydraulic cylinder as claimed in claim 2, characterized by further comprising two sets of oil injection caps (12), wherein the two sets of oil injection caps (12) are respectively covered on the two sets of oil injection nozzles (11).

4. The external welding auxiliary device for the hydraulic cylinder as recited in claim 3, further comprising a second constraint frame (14), wherein a placement groove (13) is arranged on the top of the first constraint frame (10), and the second constraint frame (14) can be covered inside the placement groove (13).

5. The hydraulic cylinder external welding auxiliary device of claim 4, further comprising a tool box (15), a hinge (16) and a box door (17), wherein the box door (17) is rotatably mounted at the rear end of the tool box (15) through the hinge (16).

6. The external welding auxiliary device of hydraulic cylinder according to claim 5, characterized by further comprising a pin shaft (18), a handle (19), a pin sheet (20) and a pin frame (21), wherein the pin shaft (18) is rotatably installed on the box door (17), the handle (19) is installed at the front end of the pin shaft (18), the pin sheet (20) is installed at the rear end of the pin shaft (18), the pin frame (21) is installed at the rear left side inside the tool box (15), and the pin frame (21) is connected with the pin sheet (20) in a matching manner.

7. The cylinder outside welding assistance device according to claim 6, further comprising a lock ring (22), the lock ring (22) being mounted on a front end of the door (17).

8. A cylinder external weld aid according to claim 7 further including two sets of divider plates (23), the two sets of divider plates (23) being mounted within the tool box (15).