Auxiliary device applied to replacement of shearing box of laser welding machine

Abstract

The utility model relates to an auxiliary device applied to replacement of a shearing box of a laser welding machine, and belongs to the technical field of strip steel production equipment in the metallurgical industry. According to the technical scheme, a hoisting piece is fixed to the top end of a connecting frame; the inserting assembly comprises an inserting shaft and a check block, one end of the inserting shaft is detachably connected with the bottom end of the connecting frame, the other end of the inserting shaft is connected with the check block, an abutting part is fixed to the periphery of the inserting shaft, and the abutting part and the check block clamp and fix the front side and the rear side of the laser welding machine shearing box; the rotating stop hook is arranged between the hoisting piece and the inserting assembly and comprises a rotating rod and a hook body, one end of the rotating rod rotates on the connecting frame in a pitching mode, and the other end of the rotating rod is connected with the hook body. The welding machine shearing box dismounting device has the advantages that the welding machine shearing box dismounting difficulty is reduced, safety accidents such as object hitting and mechanical damage are avoided, the operation efficiency is improved, and safety risks are reduced.

Description

Technical Field

[0001] The utility model relates to an auxiliary device used for replacing a shear box of a laser welding machine, and belongs to the technical field of strip steel production equipment in the metallurgical industry. Background Art

[0002] In the production process of cold-rolled strip, in order to improve production efficiency, the strip head and strip tail are connected by laser welding to achieve the purpose of continuous production. Due to long-term continuous production, the laser welder repeatedly cuts and welds the seams, causing wear of the double-edged shears, and the welding shear box needs to be replaced regularly. However, since the laser welder shear box is installed in the welding machine frame, it is difficult to hoist it vertically, and the maintenance is time-consuming. The labor intensity of the workers is high, and there are certain safety risks. Summary of the invention

[0003] The utility model aims to provide an auxiliary device for replacing a shear box of a laser welder. A rotating blocking hook and a plug-in assembly detachably connected to a connecting frame are provided. An abutment portion and a first external thread structure threadedly connected to a stopper are provided on a plug-in shaft in the plug-in assembly. The front and rear sides of the shear box of the laser welder are clamped and fixed by the abutment portion and the stopper. The rotating blocking hook can be pitched and rotated on the connecting frame. The hook body is hooked to the rear side of the shear box of the laser welder to fix the shear box of the laser welder. The shear box of the laser welder can be disassembled by moving the overhead crane, thereby reducing the difficulty of disassembling and assembling the shear box of the laser welder, avoiding safety accidents such as object impact and mechanical injury, improving work efficiency, reducing safety risks, and solving the above-mentioned problems existing in the background technology.

[0004] The technical solution of the utility model is: an auxiliary device used for replacing a shear box of a laser welding machine, comprising a connecting frame, a hanging piece, a plug-in assembly and a rotating stop hook, wherein the hanging piece is fixed to the top of the connecting frame; there are two groups of plug-in assemblies, which are arranged at intervals on the left and right, and the plug-in assembly comprises an insert shaft and a stop block, one end of the insert shaft is detachably connected to the bottom end of the connecting frame, the other end of the insert shaft is provided with a first external thread structure, and the stop block is provided with a first threaded hole, the two are matched and connected, and an abutment portion is fixed to the outer periphery of the insert shaft, and the abutment portion and the stop block clamp and fix the front and rear sides of the shear box of the laser welding machine; the rotating stop hook is arranged between the hanging piece and the plug-in assembly in the vertical direction, and the rotating stop hook comprises a rotating rod and a hook body, one end of the rotating rod is pitched and rotated on the connecting frame, and the other end of the rotating rod is connected to the hook body.

[0005] It also includes a hanging plate and a hanging rope, wherein a first hanging ring is fixed on the upper plate surface of the hanging plate, and a second hanging ring is fixed on the lower plate surface of the hanging plate. There are two second hanging rings, which are spaced apart front and back. The hanging component is provided with a hanging hole, which is spaced apart front and back. There are two hanging ropes, and the second hanging ring is matched and connected with the hanging holes through the hanging ropes.

[0006] The connecting frame includes a connecting rod and a connecting plate. There are two connecting plates, which are fixed on both sides of the bottom end of the connecting rod at a front and rear interval. The rotating hook is pitched and rotated on the connecting rod, one end of the plug shaft is detachably connected to the connecting plate, and the lifting piece is fixed to the top end of the connecting rod.

[0007] It also includes a bolt, the connecting rod is provided with a second threaded hole, the rotating rod is provided with a through hole, the screw rod of the bolt passes through the through hole and is threadedly connected with the second threaded hole, and the rotating hook is fixed to the connecting rod by the bolt.

[0008] The bolt is a butterfly bolt.

[0009] The hanging component is a plate structure, and a first reinforcing plate is fixed between the hanging component and the connecting rod.

[0010] The connecting frame also includes a sleeve, two sleeves, which match the plug-in shaft. The sleeve passes through the connecting plate and is welded to the connecting plate. One end of the plug-in shaft is inserted into the corresponding sleeve and extends out of the sleeve and is provided with a second external thread structure. It also includes a mounting nut, which is threadedly connected to the second external thread structure; the abutment portion abuts against the end of the sleeve.

[0011] A second reinforcing plate is provided between the sleeve and the connecting plate.

[0012] The beneficial effects of the utility model are as follows: by providing a rotating hook and a plug-in assembly detachably connected to the connecting frame, an abutment portion and a first external thread structure threadedly connected to the block are provided on the plug-in assembly, the abutment portion and the block are used to clamp and fix the front and rear sides of the laser welder shear box, the rotating hook can be pitched and rotated on the connecting frame, the hook body is hooked to the rear side of the laser welder shear box to fix the laser welder shear box, the laser welder shear box can be disassembled by moving the overhead crane, the difficulty of disassembling and assembling the laser welder shear box is reduced, safety accidents such as object impact and mechanical injury are avoided, the working efficiency is improved, and the safety risks are reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a structural schematic diagram of the hanging plate of the utility model;

[0015] In the figure: a connecting frame 100, a connecting rod 110, a connecting plate 120, a sleeve 121, a hanging part 200, a plug-in assembly 300, a plug-in shaft 310, abutment 311, a stopper 320, a mounting nut 330, a rotating hook 400, a bolt 410, a hanging plate 500, a first hanging ring 510, a second hanging ring 520, a first reinforcing plate 600, and a second reinforcing plate 700. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical solution and advantages of the implementation cases of the utility model clearer, the technical solution in the implementation cases of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation cases. Obviously, the implementation cases described are only a small part of the implementation cases of the utility model, rather than all the implementation cases. Based on the implementation cases in the utility model, all other implementation cases obtained by ordinary technicians in this field without making creative work are within the protection scope of the utility model.

[0017] An auxiliary device for replacing a shear box of a laser welding machine comprises a connecting frame 100, a hanging piece 200, a plug-in assembly 300 and a rotating hook 400, wherein the hanging piece 200 is fixed to the top of the connecting frame 100; the plug-in assembly 300 has two groups, which are arranged at intervals on the left and right, and the plug-in assembly 300 comprises an insert shaft 310 and a stop block 320, one end of the insert shaft 310 is detachably connected to the bottom end of the connecting frame 100, the other end of the insert shaft 310 is provided with a first external thread structure, and the stop block 320 is provided with a first threaded hole, and the two are matched and connected, and an abutment portion 311 is fixed to the outer periphery of the insert shaft 310, and the abutment portion 311 and the stop block 320 clamp and fix the front and rear sides of the shear box of the laser welding machine; the rotating hook 400 is arranged between the hanging piece 200 and the plug-in assembly 300 in the vertical direction, and the rotating hook 400 comprises a rotating rod and a hook body, one end of the rotating rod is pitched and rotated on the connecting frame 100, and the other end of the rotating rod is connected to the hook body.

[0018] It also includes a hanging plate 500 and a hanging rope, wherein a first hanging ring 510 is fixed on the upper plate surface of the hanging plate 500, and a second hanging ring 520 is fixed on the lower plate surface of the hanging plate 500. There are two second hanging rings 520, which are spaced apart from each other in front and back. The hanging component 200 is provided with hanging holes, which have two hanging holes, which are spaced apart from each other in front and back. There are two hanging ropes, and the second hanging rings 520 are matched and connected with the hanging holes through the hanging ropes.

[0019] The connecting frame 100 includes a connecting rod 110 and a connecting plate 120. There are two connecting plates 120, which are fixed on both sides of the bottom end of the connecting rod 110 at a front and rear interval; the rotating hook 400 is pitched and rotated on the connecting rod 110, one end of the plug shaft 310 is detachably connected to the connecting plate 120, and the hanging piece 200 is fixed to the top of the connecting rod 110.

[0020] It also includes a bolt 410 . The connecting rod 110 is provided with a second threaded hole, and the rotating rod is provided with a through hole. The bolt 410 passes through the through hole and is threadedly connected with the second threaded hole. The rotating hook 400 is fixed to the connecting rod 110 by the bolt 410 .

[0021] The bolt 410 is a butterfly bolt.

[0022] The hanging component 200 is a plate structure, and a first reinforcing plate 600 is fixed between the hanging component 200 and the connecting rod 110 .

[0023] The connecting frame 100 also includes a sleeve 121, there are two sleeves 121, which match the plug-in shaft 310, the sleeve 121 passes through the connecting plate 120 and is welded to the connecting plate 120, one end of the plug-in shaft 310 is inserted into the corresponding sleeve 121 and extends out of the sleeve 121 and is provided with a second external thread structure, and also includes a mounting nut 330, the mounting nut 330 is threadedly connected to the second external thread structure; the abutment portion 311 abuts against the end of the sleeve 121.

[0024] A second reinforcing plate 700 is disposed between the sleeve 121 and the connecting plate 120 .

[0025] In practical applications, it is necessary to remove the stopper 320 from the plug shaft 310, fix the other end of the plug shaft 310 to the bottom end of the connecting frame 100, connect the hook of the overhead crane to the lifting member 200, and move the plug shaft 310 close to the socket of the laser welding machine shear box as the overhead crane moves. The plug shaft 310 is manually inserted into the socket of the laser welding machine shear box. The plug shaft 310 will protrude from the socket of the laser welding machine shear box. The laser is connected to the plug shaft 310 through the threaded connection between the stopper 320 and the plug shaft 310. The welding machine shear box is fixed between the block 320 and the abutment portion 311. To prevent displacement, the hook body of the rotating hook 400 will hook the rear side of the laser welding machine shear box. Before the plug shaft 310 enters the socket, the rotating hook 400 is parallel to the connecting frame 100 in the vertical direction. After the plug shaft 310 enters the socket, the rotating hook 400 rotates down in the vertical direction and hooks the rear side of the laser welding machine shear box. After fixing it, the laser welding machine shear box is removed by the overhead crane.

[0026] The utility model provides a hanging frame and a connecting shaft, the hanging frame is connected to the overhead crane, the connecting shaft is detachably fixed on the hanging frame, the connecting shaft is passed through the laser welding machine shear box and then fixed, and the laser welding machine shear box is disassembled by the movement of the overhead crane, thereby solving the problem of difficult and manual disassembly of the laser welding machine shear box.

[0027] In some embodiments, see Figure 1 and Figure 2 The utility model also includes a hanging plate 500 and two hanging ropes. A first hanging ring 510 for hanging the overhead crane is fixed on the upper plate surface of the hanging plate 500. A second hanging ring 520 arranged at a front-to-back interval is fixed on the lower plate surface of the hanging plate 500. Two hanging holes arranged at a front-to-back interval are provided on the hanging component 200. Each second hanging ring 520 corresponds to a hanging hole one by one, and each second hanging ring 520 corresponds to each hanging rope one by one. The hanging ropes connect the corresponding second hanging ring 520 and the corresponding hanging hole.

[0028] When using an overhead crane for lifting, the overhead crane has only one hook. In order to prevent the laser welder shear box from shifting during the lifting process, the hook preferentially chooses to lift the center of gravity of the laser welder shear box. Therefore, the position of the first lifting ring 510 on the hanging plate 500 needs to be set in a straight line with the center of gravity of the laser welder shear box. The two second lifting rings 520 on the lower plate surface of the hanging plate 500 correspond one by one to the two lifting holes on the lifting frame. The second lifting rings 520 and the lifting holes are connected by a lifting rope. The two lifting holes on the lifting part 200 can be an interconnected structure or a separate opening structure, as long as each second lifting ring 520 corresponds one by one to each lifting hole and is flush up and down.

[0029] In some embodiments, the connecting frame 100 includes a connecting rod 110 and a connecting plate 120. The connecting plate 120 has two connecting plates that are fixed on both sides of the bottom end of the connecting rod 110 at a front and rear interval. The rotating hook 400 is pitched and rotated on the connecting rod 110. One end of the plug shaft 310 is detachably connected to the connecting plate 120, and the lifting piece 200 is fixed to the top of the connecting rod 110.

[0030] In some embodiments, the utility model further includes a bolt 410 , a second threaded hole is provided on the connecting rod 110 , a through hole is provided on the rotating rod, and the screw rod of the bolt 410 passes through the through hole and is threadedly connected with the second threaded hole to fix the rotating hook 400 to the connecting rod 110 .

[0031] In some embodiments, the bolt 410 is a butterfly bolt, which is convenient for operators to disassemble.

[0032] In some embodiments, the hanging component 200 is a plate structure, and a first reinforcing plate 600 is fixed between the hanging component 200 and the connecting rod 110 to strengthen the connection strength between the hanging component 200 and the connecting rod 110 .

[0033] In some embodiments, the connecting frame 100 also includes two sleeves 121, each sleeve 121 corresponds to each plug shaft 310 respectively. After the sleeve 121 passes through the two connecting plates 120, it is welded to the two connecting plates 120 respectively. One end of the plug shaft 310 is inserted into the corresponding sleeve 121 and extends out of the sleeve 121 and is provided with a second external thread structure. The utility model also includes a mounting nut 330 threadedly connected to the second external thread structure, and one side of the abutting portion 311 is also abutted against the end of the sleeve 121, and the plug shaft 310 and the sleeve 121 are fastened by the mounting nut 330.

[0034] In some embodiments, a second reinforcing plate 700 is connected between the sleeve 121 and the connecting plate 120 to strengthen the connection strength between the sleeve 121 and the connecting plate 120 .

[0035] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An auxiliary device for replacing shear box of laser welding machine, characterized by: The invention comprises a connecting frame (100), a hanging piece (200), a plug-in assembly (300) and a rotating stop hook (400), wherein the hanging piece (200) is fixed to the top of the connecting frame (100); the plug-in assembly (300) has two groups, which are arranged at intervals on the left and right; the plug-in assembly (300) comprises an insert shaft (310) and a stop block (320); one end of the insert shaft (310) is detachably connected to the bottom end of the connecting frame (100); the other end of the insert shaft (310) is provided with a first external thread structure; the stop block (320) The block (320) is provided with a first threaded hole, and the two are matched and connected. An abutment portion (311) is fixed to the outer periphery of the plug shaft (310), and the abutment portion (311) and the stopper (320) clamp and fix the front and rear sides of the laser welding machine shear box; the rotating stop hook (400) is arranged between the hanging part (200) and the plug-in assembly (300) in the vertical direction, and the rotating stop hook (400) includes a rotating rod and a hook body, one end of the rotating rod is pitched and rotated on the connecting frame (100), and the other end of the rotating rod is connected to the hook body.

2. According to claim 1, an auxiliary device for replacing a shear box of a laser welding machine is characterized in that: It also includes a hanging plate (500) and a hanging rope, wherein a first hanging ring (510) is fixed on the upper plate surface of the hanging plate (500), and a second hanging ring (520) is fixed on the lower plate surface of the hanging plate (500), and there are two second hanging rings (520) which are spaced apart from each other in the front and back. The hanging component (200) is provided with hanging holes, and there are two hanging holes which are spaced apart from each other in the front and back. There are two hanging ropes, and the second hanging rings (520) are matched and connected to the hanging holes through the hanging ropes.

3. The auxiliary device for replacing the shear box of a laser welding machine according to claim 1 is characterized in that: The connecting frame (100) comprises a connecting rod (110) and a connecting plate (120), wherein two connecting plates (120) are fixed at two sides of the bottom end of the connecting rod (110) at a front-rear interval; the rotating blocking hook (400) is pitched and rotated on the connecting rod (110), one end of the plug shaft (310) is detachably connected to the connecting plate (120), and the hanging piece (200) is fixed to the top end of the connecting rod (110).

4. The auxiliary device for replacing the shear box of a laser welding machine according to claim 3 is characterized in that: It also includes a bolt (410), the connecting rod (110) is provided with a second threaded hole, the rotating rod is provided with a through hole, the screw rod of the bolt (410) passes through the through hole and is threadedly connected to the second threaded hole, and the rotating hook (400) is fixed to the connecting rod (110) by the bolt (410).

5. The auxiliary device for replacing the shear box of a laser welding machine according to claim 4 is characterized in that: The bolt (410) is a butterfly bolt.

6. The auxiliary device for replacing the shear box of a laser welding machine according to claim 3 is characterized in that: The hanging component (200) is a plate structure, and a first reinforcing plate (600) is fixed between the hanging component (200) and the connecting rod (110).

7. The auxiliary device for replacing the shear box of a laser welding machine according to claim 3 is characterized in that: The connecting frame (100) further comprises a sleeve (121), wherein two sleeves (121) are matched with the insertion shaft (310), the sleeve (121) passes through the connection plate (120) and is welded to the connection plate (120), one end of the insertion shaft (310) is inserted into the corresponding sleeve (121) and extends out of the sleeve (121) and is provided with a second external thread structure, and further comprises a mounting nut (330), wherein the mounting nut (330) is threadedly connected to the second external thread structure; and the abutment portion (311) abuts against the end of the sleeve (121).

8. The auxiliary device for replacing the shear box of a laser welding machine according to claim 7 is characterized in that: A second reinforcing plate (700) is provided between the sleeve (121) and the connecting plate (120).

Images