CN113751949A

CN113751949A - Auxiliary welding tool fixture

Info

Publication number: CN113751949A
Application number: CN202110991789.1A
Authority: CN
Inventors: 金霍; 张�浩
Original assignee: Shanghai Jinbida Sign Engineering Co ltd
Current assignee: Shanghai Jinbida Sign Engineering Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2021-12-07
Anticipated expiration: 2041-08-27
Also published as: CN113751949B

Abstract

The application discloses supplementary welding frock clamp, including two clamping device, clamping device includes the base, installs support frame on the base and the fixture who is used for centre gripping rectangular pipe, fixture rotates to be connected on the support frame, be equipped with on the support frame and be used for the drive fixture pivoted motor one is subaerial to be equipped with the slide rail, slide rail length direction along the horizontal direction set up and with rectangular pipe length direction is perpendicular, the base is followed slide rail length direction sliding connection is in on the slide rail, subaerial being equipped with is used for the drive the gliding drive assembly of base is one, and this application has the effect of being convenient for weld the rectangular pipe.

Description

Auxiliary welding tool fixture

Technical Field

The invention relates to the field of auxiliary welding tools, in particular to an auxiliary welding tool clamp.

Background

At present, when two pipes are coaxially welded together, a clamp is often needed.

In the correlation technique, during the welding, earlier with two anchor clamps with two pipe coaxial alignment and butt, then align crack department with the welding torch, rethread rotates anchor clamps and drives the pipe rotation to weld two pipes together.

In view of the above-mentioned related art, the inventor believes that, since the welding jig in the related art welds two pipes together only by rotating, when welding two rectangular pipes having rectangular cross sections, since the positions of the welding points are constantly changed when the rectangular pipes rotate, it is difficult to weld the two rectangular pipes together comprehensively by the jig rotating.

Disclosure of Invention

For the convenience of welding the rectangular pipe, this application provides an auxiliary welding frock clamp.

The application provides a pair of supplementary welding frock clamp adopts following technical scheme:

the utility model provides an auxiliary welding frock clamp, includes two clamping device, clamping device includes the base, installs support frame on the base and the fixture who is used for centre gripping rectangular pipe, fixture rotates to be connected on the support frame, be equipped with on the support frame and be used for the drive fixture pivoted motor one is subaerial to be equipped with the slide rail, slide rail length direction along the horizontal direction set up and with rectangular pipe length direction is perpendicular, the base is followed slide rail length direction sliding connection is in on the slide rail, subaerial being equipped with is used for the drive the gliding drive assembly of base is one.

Through adopting above-mentioned technical scheme, when welding two rectangular pipes together, through two fixture centre gripping two rectangular pipes respectively, and control two rectangular pipe's one end butt, through welding machine with the one side welding back of two rectangular pipes, then through a drive assembly sliding base, make the rectangular pipe keep away from the welding machine, then through a motor rotation rectangular pipe, the rectangular pipe rotates 90 degrees backs, rethread drive assembly moves the rectangular pipe to welding machine position department, continue to weld, it can to finish all welding until four faces of rectangular pipe, thereby slide through the base, the welding of rectangular pipe has been made things convenient for.

Optionally, the first driving assembly comprises a second motor and a screw rod, the screw rod rotates to drive the base to slide, and the second motor is used for driving the screw rod to rotate.

Through adopting above-mentioned technical scheme, when the drive base slided, open motor two, drive the lead screw and rotate to can drive the base and slide, lead screw has certain limit function in this drive assembly two, can restrict the base in a certain position to a certain extent.

Optionally, a support is arranged beside one end of the slide rail in the length direction, a conveyor belt is arranged on the support, the length direction of the conveyor belt is arranged along the length direction of the slide rail, the two rectangular tubes which are used for welding together are positioned on the same straight line and are both arranged on the conveyor belt along the width direction of the conveyor belt, one ends of the two rectangular tubes which are close to each other are abutted, one ends of the two rectangular tubes which are far away from each other extend out of the conveyor belt and are respectively clamped by the two clamping mechanisms, the clamping mechanism comprises a mounting plate, a first clamping plate and a second clamping plate which are respectively arranged at the two ends of the mounting plate in the length direction, the first clamping plate and the mounting plate are vertically fixed, the second clamping plate is connected to the mounting plate in a sliding manner along the length direction of the mounting plate, a second driving component for driving the second clamping plate to be far away from the first clamping plate is arranged on the supporting frame, fixedly connected with is used for reseing on the mounting panel splint two are with pressing spring who presss from both sides tight rectangular pipe.

Through adopting above-mentioned technical scheme, during the use, slide to conveyer belt position department through the base, then keep away from splint one through two drive assembly splint two, can block into between splint one and the splint two until the rectangular pipe, then cancel the drive of two pairs of splint two of drive assembly, then splint two resets under compression spring's effect, with the rectangular pipe centre gripping, then slide through one drive assembly drive base, until the rectangular pipe is located welding position department, it can to weld, the conveyer belt can be continuous provides the rectangular pipe, thereby the automatic feeding of rectangular pipe of being convenient for, save the manual work.

Optionally, the second driving assembly comprises a first piston and a push rod, a cavity is arranged in the base, a communicating pipe is fixedly connected to the support frame, the first piston is arranged in the cavity, a second piston is arranged in the communicating pipe, the second piston is fixedly connected to push the second clamping plate away from the push rod of the first clamping plate, the cavity is communicated with the communicating pipe, a cylinder is fixedly connected to the support, an inserted rod is fixedly connected to a piston rod of the cylinder, the base moves to push the first piston, and the first piston moves through air pressure to push the second piston.

By adopting the technical scheme, in the sliding process of the base close to the conveyor belt, the insertion rod is inserted into the inner cavity and pushes the first piston to move, so that the second piston can be driven to move through air pressure change, the second piston moves to drive the push rod to move, the push rod moves to push the second clamping plate to slide, after the rectangular tube is clamped between the second clamping plate and the first clamping plate, the insertion rod is driven to be separated from the base through the air cylinder, the second clamping plate resets under the action of the compression spring, the rectangular tube is compressed, and the rectangular tube can be moved away; the second driving assembly drives the push rod to move through air pressure change and drives the second clamping plate to be away from the first clamping plate, so that automatic clamping of the rectangular pipe is facilitated, and manpower can be reduced.

Optionally, the anti-skid grains are formed on the surface, close to each other, of the first clamping plate and the surface, close to each other, of the second clamping plate.

Through adopting above-mentioned technical scheme, reinforcing rectangular pipe's stability prevents that rectangular pipe from breaking away from fixture.

Optionally, the support is fixedly connected with limiting plates for limiting the deviation of the rectangular tube on two sides of the conveyor belt in the length direction, an opening for clamping the clamping mechanism is formed in one end, close to the slide rail, of each limiting plate at the position of the rectangular tube, and a baffle for opening and closing the opening is rotatably connected to the position of the corresponding limiting plate at the position of the corresponding opening.

By adopting the technical scheme, the rectangular pipes can be prevented from shifting due to the arrangement of the limiting plates, and the rectangular pipes can be arranged along the width direction of the conveying belt, so that one ends of the two rectangular pipes can be abutted during welding, and the welding quality is ensured; when the clamping mechanism needs to enter the opening, the baffle is rotated, the opening is opened, and the clamping mechanism is convenient to clamp in.

Optionally, the base drives the baffle to rotate through the transmission assembly in the moving process so that the clamping mechanism can be clamped into the opening.

Through adopting above-mentioned technical scheme, the base is close to the conveyer belt and removes the in-process, drives the baffle through drive assembly and rotates to the opening is opened and is blocked in order to supply fixture, thereby realizes open-ended automatic start and stop.

Optionally, the transmission assembly comprises a gear and a rack, the baffle is coaxially and fixedly connected with the gear in a rotating shaft, the support frame is fixedly connected with the rack, and the gear is meshed and connected with the rack in the sliding process of the base.

Through adopting above-mentioned technical scheme, the base removes the in-process, and the rack drives gear revolve to drive the baffle and rotate, this transmission assembly can realize open-ended automatic start-stop, and the transmission is stable.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when two rectangular pipes are welded together, the two rectangular pipes are respectively clamped through the two clamping mechanisms, one ends of the two rectangular pipes are controlled to abut against each other, one surfaces of the two rectangular pipes are welded through the welding machine, then the rectangular pipes are far away from the welding machine through the sliding base of the driving assembly, then the rectangular pipes are rotated through one rotation of the motor, after the rectangular pipes rotate 90 degrees, the rectangular pipes are moved to the position of the welding machine through the first driving assembly, the welding is continued until the four surfaces of the rectangular pipes are welded completely, and therefore the rectangular pipes are convenient to weld through the sliding of the base;

2. this application is through the slip of base to and the automatic centre gripping rectangular pipe of fixture, thereby realize the automatic feeding of rectangular pipe, promote work efficiency, reduce the manpower.

Drawings

FIG. 1 is a schematic overall structure diagram of an auxiliary welding fixture according to an embodiment of the present disclosure;

fig. 2 is an enlarged schematic view of region a in fig. 1.

Description of reference numerals:

1. a clamping mechanism; 2. a base; 3. a support frame; 4. a first motor; 5. a slide rail; 6. a chute; 7. a second motor; 8. a screw rod; 9. a support; 10. a conveyor belt; 11. a rectangular tube; 12. a first clamping plate; 13. a second clamping plate; 14. mounting a plate; 15. a support bar; 16. rotating the rod; 17. a compression spring; 18. a first piston; 19. a push rod; 20. a cavity; 21. a communicating pipe; 22. a second piston; 23. a connecting plate; 24. an air tube; 25. a cylinder; 26. inserting a rod; 27. a limiting plate; 28. an opening; 29. a rotating shaft; 30. a baffle plate; 31. a gear; 32. a rack.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses supplementary welding frock clamp. Referring to fig. 1 and 2, the clamp comprises two clamping devices, each clamping device comprises a base 2, a support frame 3 and a clamping mechanism 1 for clamping a rectangular pipe 11, the support frame 3 is fixedly connected to the base 2, the clamping mechanism 1 is rotatably connected to the support frame 3, and the support frame 3 is fixedly connected with a first motor 4 for driving the clamping mechanism 1 to rotate through screws.

Subaerial two slide rail 5 that are parallel arrangement through rag bolt fixedly connected with, two bases 2 are respectively along 5 length direction sliding connection of slide rail on slide rail 5, offer on the slide rail 5 and supply the gliding spout 6 of base 2, and base 2 pegs graft in spout 6, and subaerial being equipped with is used for driving 2 gliding drive assembly ones of base.

The first driving assembly comprises a second motor 7 and a lead screw 8, the second motor 7 is fixedly connected to one end of the sliding rail 5 through a screw, the lead screw 8 is rotatably connected to the sliding groove 6, the rotating axis and the length direction of the lead screw 8 are arranged along the length direction of the sliding rail 5, the lead screw 8 penetrates out of the base 2 and is in threaded connection with the base 2, and the output shaft of the second motor 7 is coaxially and fixedly connected with one end of the lead screw 8.

Subaerial keep away from the other side bearer of one end of two 7 motors in slide rail 5 and be equipped with support 9, install on support 9 two and be parallel arrangement conveyer belt 10 (this is the well-known technique, this application is no longer repeated), conveyer belt 10 length direction sets up along slide rail 5 length direction, conveyer belt 10 is used for carrying rectangular pipe 11, rectangular pipe 11 length direction sets up along conveyer belt 10 width direction, an end butt that is close to each other for two rectangular pipes 11 that the welding is in the same place just places respectively on two conveyer belts 10, an one end that is used for two rectangular pipes 11 that the welding is in the same place to keep away from each other extends to conveyer belt 10 outside and supplies fixture 1 centre gripping respectively, fixture 1 follows base 2 and remove to rectangular pipe 11 position department can with the clamping of rectangular pipe 11.

Fixture 1 includes mounting panel 14 and sets up splint one 12 and splint two 13 at 14 length direction both ends of mounting panel respectively, fixedly connected with bracing piece 15 on the support frame 3, the coaxial fixedly connected with dwang 16 of the 4 output shafts of motor, the dwang 16 is worn out bracing piece 15 fixed connection mounting panel 14 central point and is put, splint one 12 and mounting panel 14 vertical fixation, splint two 13 and splint one 12 are parallel and mounting panel 14 are worn out splint two 13 so that splint two 13 can slide along 14 length direction of mounting panel, the pot head that mounting panel 14 was worn out splint two 13 is equipped with pressure spring 17, pressure spring 17 other end fixed connection splint two 13, be equipped with the drive assembly two that is used for driving splint two 13 to keep away from splint one 12 on the support frame 3.

The driving assembly II comprises a piston I18 and a push rod 19, a connecting plate 23 is integrally formed on the base 2, a cavity 20 is formed in the connecting plate 23, the piston I18 is connected in the cavity 20 in a sliding mode along the length direction of the connecting plate 23, the peripheral wall of the piston I18 is abutted against the inner wall of the cavity 20 in the circumferential direction, a communicating pipe 21 is fixedly connected to the supporting rod 15, a piston II 22 is connected in the communicating pipe 21 in a sliding mode along the length direction, the outer wall of the piston II 22 is abutted against the inner wall of the communicating pipe 21 in the circumferential direction, the piston II 22 is fixedly connected with the push rod 19, the push rod 19 is used for abutting against the clamping plate II 13, the push rod 19 moves to push the clamping plate II 13 to be away from the clamping plate I12, an air pipe 24 communicated with the cavity 20 is fixedly connected to the connecting plate 23, the other end of the air pipe 24 is communicated with the communicating pipe 21, the air pipe 24 is a hose, the cavity 20 is communicated with the communicating pipe 21, an air cylinder 25 is fixedly connected to the support 9 through a screw, and an insert rod 26 is fixedly connected to the piston rod of the air cylinder 25, the base 2 moves to allow the plunger 26 to push the first piston 18 to move, and the first piston 18 moves to push the second piston 22 to move through air pressure.

The surfaces of the first clamping plate 12 and the second clamping plate 13, which are close to each other, are provided with anti-skid lines.

The equal fixedly connected with limiting plate 27 in one side that two conveyer belts 10 kept away from each other of support 9, interval between two limiting plates 27 equals the length sum of two rectangular tubes 11, limiting plate 27 is close to clamping device's one end and offers the opening 28 that supplies clamping device card to go into in rectangular tube 11 position department, limiting plate 27 rotates in opening 28 position department and is connected with pivot 29, fixedly connected with is used for opening and close opening 28's baffle 30 in the pivot 29, when baffle 30 covers opening 28, baffle 30 surface and limiting plate 27 surface flush, base 2 removes the in-process and drives baffle 30 through drive assembly and rotate and go into opening 28 in order to supply fixture 1 card.

The transmission assembly comprises a gear 31 and a rack 32, the lower end of the rotating shaft 29 is coaxially and fixedly connected with the gear 31, the support frame 3 is fixedly connected with the rack 32, and the gear 31 is meshed with the rack 32 in the sliding process of the base 2.

The implementation principle of the auxiliary welding tool clamp in the embodiment of the application is as follows: when the clamping device is used, the second motor 7 is started to drive the screw rod 8 to rotate, so that the clamping device is driven to move to the position of the conveyor belt 10, at the moment, after the gear 31 is meshed with the rack 32, the rack 32 continues to move to drive the gear 31 to rotate, so that the baffle 30 is driven to rotate, the opening 28 is opened, the base 2 continues to move, the clamping mechanism 1 is clamped into the opening 28, meanwhile, the inserted rod 26 pushes the first piston 18 to move, and pushes the second piston 22 to move under the action of air pressure, so that the push rod 19 moves, the push rod 19 moves to push the second clamping plate 13 to move, after the second clamping plate 13 is far away from the first clamping plate 12, the base 2 continues to move, one end, extending out of the conveyor belt 10, of the rectangular pipe 11 is clamped between the first clamping plate 12 and the second clamping plate 13, at the inserted rod 26 is driven to move by the air cylinder 25, the inserted rod 26 is controlled to be far away from the first piston 18, so that the second clamping plate 13 is reset under the action of the compression spring 17, so that the rectangular pipe 11 is clamped, then move clamping device to welding set position department through drive assembly one, after welding the one side of rectangular pipe 11, then through drive assembly one sliding base 2, make rectangular pipe 11 keep away from the welding machine, rotate rectangular pipe 11 through motor 4 again, after rectangular pipe 11 rotated 90 degrees, rethread drive assembly one removed rectangular pipe 11 to welding machine position department, continued the welding, until four faces of rectangular pipe 11 all weld finish can.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an auxiliary welding frock clamp, includes two clamping device, clamping device includes base (2), installs support frame (3) on base (2) and fixture (1) that are used for centre gripping rectangular pipe (11), fixture (1) rotates to be connected on support frame (3), be equipped with on support frame (3) and be used for the drive fixture (1) pivoted motor (4), its characterized in that: subaerial slide rail (5) that is equipped with, slide rail (5) length direction along the horizontal direction set up and with rectangular pipe (11) length direction is perpendicular, base (2) are followed slide rail (5) length direction sliding connection is in on slide rail (5), subaerial being equipped with is used for the drive base (2) gliding drive assembly one.

2. The auxiliary welding tool clamp of claim 1, wherein: the first driving assembly comprises a second motor (7) and a screw rod (8), the screw rod (8) rotates to drive the base (2) to slide, and the second motor (7) is used for driving the screw rod (8) to rotate.

3. The auxiliary welding tool clamp of claim 1, wherein: the other support (9) that is equipped with of slide rail (5) length direction's one end, be equipped with conveyer belt (10) on support (9), conveyer belt (10) length direction follows slide rail (5) length direction sets up for two rectangular pipes (11) that the welding is in the same straight line and all place along conveyer belt (10) width direction on conveyer belt (10), two the one end butt that rectangular pipe (11) are close to each other, the one end that two rectangular pipes (11) kept away from each other extend outside conveyer belt (10) and supply two fixture (1) centre gripping respectively, fixture (1) includes mounting panel (14) and sets up respectively in splint one (12) and splint two (13) at mounting panel (14) length direction both ends, splint one (12) with mounting panel (14) vertical fixation, mounting panel (14) length direction sliding connection is followed to mounting panel (14) two (13), be equipped with on support frame (3) and be used for the drive splint two (13) are kept away from the drive assembly two of splint one (12), fixedly connected with is used for reseing on mounting panel (14) splint two (13) are with pressure spring (17) of pressing from both sides tight rectangular pipe (11).

4. The auxiliary welding tool clamp of claim 3, wherein: drive assembly two includes piston (18) and push rod (19), be equipped with cavity (20) in base (2), fixedly connected with communicating pipe (21) are gone up in support frame (3), piston (18) set up in cavity (20), be equipped with piston two (22) in communicating pipe (21), fixedly connected with is used for promoting on piston two (22) splint two (13) are kept away from push rod (19) of splint one (12), cavity (20) with communicating pipe (21) intercommunication, fixedly connected with cylinder (25) on support (9), fixedly connected with inserted bar (26) on cylinder (25) piston rod, base (2) remove in order to promote piston one (18) remove, piston one (18) remove and promote piston two (22) through atmospheric pressure and remove.

5. The auxiliary welding tool clamp of claim 4, wherein: the anti-skid lines are arranged on the surfaces, close to each other, of the first clamping plate (12) and the second clamping plate (13).

6. The auxiliary welding tool clamp of claim 3, wherein: support (9) in conveyer belt (10) length direction's the equal fixedly connected with in both sides is used for the restriction limiting plate (27) of rectangular pipe (11) skew, limiting plate (27) are close to the one end of slide rail (5) in rectangular pipe (11) position department sets up the confession opening (28) that fixture (1) card was gone into, limiting plate (27) in opening (28) position department rotates and is connected with and is used for opening and close baffle (30) of opening (28).

7. The auxiliary welding tool clamp of claim 6, wherein: the base (2) drives the baffle (30) to rotate through the transmission assembly in the moving process so that the clamping mechanism (1) can be clamped into the opening (28).

8. The auxiliary welding tool clamp of claim 7, wherein: the transmission assembly comprises a gear (31) and a rack (32), the baffle (30) is coaxially and fixedly connected with the gear (31) in a rotating shaft, the support frame (3) is fixedly connected with the rack (32), and the gear (31) is meshed and connected with the rack (32) in the sliding process of the base (2).