CN213857883U

CN213857883U - Clamp for welding

Info

Publication number: CN213857883U
Application number: CN202022464660.9U
Authority: CN
Inventors: 管大为; 周飞; 赵磊
Original assignee: Wuhan Institute of Shipbuilding Technology
Current assignee: Wuhan Institute of Shipbuilding Technology
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-08-03
Anticipated expiration: 2030-10-30

Abstract

The utility model discloses an anchor clamps are used in welding, including fixed frame and rotor plate, the rotor plate sets up the inboard of fixed frame, the operation hole has been seted up on the rotor plate, two the one end of pivot is all fixed on the rotor plate, the other end all rotates through the bearing to be connected fixed frame is last, every the first centre gripping groove of a plurality of and the first screw hole of a plurality of, every have all been seted up on the grip slipper with the second centre gripping groove that first centre gripping groove corresponds, first locking screw sets up in the first through-hole, first locking screw threaded connection be in the first screw hole. The utility model discloses can carry out all-round welding at the top to the face of weld of work piece, improve welding efficiency and welding quality, can fix a plurality of work pieces of treating welding simultaneously, can weld a plurality of work pieces after a material loading, further improve welding efficiency.

Description

Clamp for welding

Technical Field

The utility model relates to the field of welding technique, specifically be anchor clamps for welding.

Background

Welding, also known as fusion welding, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, by means of heat, high temperature or high pressure. The energy sources for modern welding are many, including gas flame, electric arc, laser, electron beam, friction, and ultrasonic, among others. In addition to use in a factory, welding can be performed in a variety of environments, such as the field, underwater, and space.

Need carry out the centre gripping through anchor clamps to the work piece when the welding fixed, current anchor clamps for welding nevertheless need operating personnel transposition position to carry out all-round welding to welding department after fixing the work piece, because operating personnel's posture and sight receive the restriction to the welding position that is in the below, lead to welding efficiency not high, and also can influence welding quality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anchor clamps for welding can carry out all-round welding at the top to the face of weld of work piece, has improved welding efficiency and welding quality, can fix a plurality of work pieces of treating welding simultaneously, can weld a plurality of work pieces after a material loading, has further improved welding efficiency to solve the problem that proposes in the above-mentioned background art.

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

a jig for welding, comprising:

a fixing frame;

the rotating plate is arranged on the inner side of the fixing frame, and an operation hole is formed in the rotating plate;

two rotating shafts are symmetrically arranged around the rotating plate, one ends of the two rotating shafts are fixed on the rotating plate, and the other ends of the two rotating shafts are rotatably connected to the fixing frame through bearings;

the clamping seats are symmetrically arranged about the working holes, and each clamping seat is provided with a plurality of first clamping grooves and a plurality of first threaded holes;

the upper side of each clamping seat is provided with at least one fixing strip, each fixing strip is provided with a second clamping groove corresponding to the first clamping groove, and the fixing strip is provided with a first through hole;

a first locking screw disposed in the first through hole, the first locking screw being threaded in the first threaded hole.

Preferably, a rotating handle is fixed on at least one rotating shaft.

Preferably, the first clamping groove and the second clamping groove are both in a V-shaped groove structure.

Preferably, the fixing frame is provided with a second threaded hole, a second locking screw is in threaded connection with the second threaded hole, a fixing block is fixed on the end of the second locking screw, and the rotating plate is provided with a fixing groove corresponding to the fixing block.

Preferably, a plurality of fixed sleeves are fixed on the fixed frame, each fixed sleeve is fixed with a telescopic leg, and the bottom ends of the telescopic legs are fixed with foot pads.

Preferably, flexible leg includes head rod, second connecting rod and locking bolt, the head rod is fixed sheathe in, the spout has been seted up on the head rod, the one end sliding connection of second connecting rod is in the spout, it fixes to fill up the foot on the other end of second connecting rod, locking bolt sets up on the head rod, set up the regulation hole that a plurality of equidistance set up on the second connecting rod, locking bolt passes one of them corresponding the regulation hole.

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

1. after one side of the workpiece is welded, the rotating plate is rotatably connected to the fixing frame through the rotating shaft, so that the rotating plate can rotate 180 degrees, the workpiece is turned over 180 degrees, the other side of the workpiece is welded through the working hole, the welding surface of the workpiece can be welded in all directions at the upper part, and the welding efficiency and the welding quality are improved;

2. rely on first centre gripping groove on the grip slipper and the second centre gripping groove on the fixed strip can a plurality of work pieces of treating welding of centre gripping simultaneously, the cooperation of the first locking screw in the rethread first through-hole and first screw hole can be fixed the fixed strip on the grip slipper for can fix a plurality of work pieces of treating welding simultaneously, can weld a plurality of work pieces after a material loading, further improve welding efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of another view angle of the present invention;

FIG. 3 is an exploded view of the holder and the fixing bar of the present invention;

fig. 4 is an exploded view of the extendable leg of the present invention;

FIG. 5 is a schematic structural view of the welding fixture after clamping and fixing a workpiece to be welded;

fig. 6 is the structure diagram of the utility model after the workpiece to be welded is turned over by 180 degrees.

In the figure: 1. a fixing frame; 2. a rotating plate; 3. a working hole; 4. a rotating shaft; 5. a clamping seat; 6. a first clamping groove; 7. a first threaded hole; 8. a fixing strip; 9. a second clamping groove; 10. a first through hole; 11. a first locking screw; 12. rotating the handle; 13. a second threaded hole; 14. a second locking screw; 15. a fixed block; 16. fixing grooves; 17. fixing a sleeve; 18. a telescopic leg; 181. a first connecting rod; 182. a second connecting rod; 183. locking the bolt; 184. a chute; 185. an adjustment hole; 19. and (5) a foot pad.

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. 1-6, the present invention provides a technical solution:

the clamp for welding comprises a fixing frame 1, two rotating shafts 2 and rotating shafts 4, wherein the rotating plates 2 are arranged on the inner side of the fixing frame 1, the rotating plates 2 are provided with working holes 3, the two rotating shafts 4 are symmetrically arranged relative to the rotating plates 2, one ends of the two rotating shafts 4 are fixed on the rotating plates 2, the other ends of the two rotating shafts are rotatably connected to the fixing frame 1 through bearings, at least one rotating shaft 4 is fixedly provided with a rotating handle 12, and the rotating shafts 4 can be conveniently rotated through the rotating handles 12 so as to rotate the rotating plates 2;

after one side welding of the workpiece is completed, the rotating plate 2 is rotatably connected to the fixing frame 1 through the rotating shaft 4, so that the rotating plate 2 can rotate 180 degrees, the workpiece is turned over 180 degrees, the other side of the workpiece is welded through the operation hole 3, the welding surface of the workpiece can be welded in all directions at the upper part, and the welding efficiency and the welding quality are improved.

The fixing frame 1 is provided with a second threaded hole 13, the second threaded hole 13 is connected with a second locking screw 14 in a threaded manner, the end of the second locking screw 14 is fixedly provided with a fixing block 15, the rotating plate 2 is provided with a fixing groove 16 corresponding to the fixing block 15, after the rotating plate 2 rotates for 180 degrees, the fixing block 15 is fixed in the fixing groove 16 by rotating the second locking screw 14, the rotating plate 2 is further fixed, the rotating plate 2 is prevented from rotating during welding, and the welding quality is ensured.

The welding fixture further comprises two clamping seats 5, two fixing strips 8 and two first locking screws 11, wherein the two clamping seats 5 are symmetrically arranged about the operation hole 3, each clamping seat 5 is provided with a plurality of first clamping grooves 6 and a plurality of first threaded holes 7, the upper side of each clamping seat 5 is provided with at least one fixing strip 8, each fixing strip 8 is provided with a second clamping groove 9 corresponding to the first clamping groove 6, each fixing strip 8 is provided with a first through hole 10, each first locking screw 11 is arranged in the corresponding first through hole 10, and each first locking screw 11 is in threaded connection with the corresponding first threaded hole 7;

rely on first centre gripping groove 6 on the grip slipper 5 and second centre gripping groove 9 on the fixed strip 8 can a plurality of work pieces of treating the welding simultaneously of centre gripping, the cooperation of the first locking screw 11 in the rethread first through-hole 10 and first screw hole 7 can be fixed the fixed strip 8 on the grip slipper 5 for can fix a plurality of work pieces of treating the welding simultaneously, can weld a plurality of work pieces after a material loading, further improve welding efficiency.

The first clamping groove 6 and the second clamping groove 9 are both V-shaped groove structures and can be used for clamping workpieces to be welded with different diameters.

A plurality of fixed sleeves 17 are fixed on the fixed frame 1, each fixed sleeve 17 is fixed with a telescopic leg 18, the bottom end of each telescopic leg 18 is fixed with a pad 19, each telescopic leg 18 comprises a first connecting rod 181, a second connecting rod 182 and a locking bolt 183, the first connecting rod 181 is fixed on the fixed sleeve 17, the first connecting rod 181 is provided with a sliding groove 184, one end of the second connecting rod 182 is slidably connected in the sliding groove 184, the pad 19 is fixed on the other end of the second connecting rod 182, the locking bolt 183 is arranged on the first connecting rod 181, the second connecting rod 182 is provided with a plurality of adjusting holes 185 arranged at equal intervals, and the locking bolt 183 penetrates through one corresponding adjusting hole 185;

by adjusting the length of the second connecting rod 182 inserted into the sliding groove 184 of the first connecting rod 181, the length of the telescopic leg 18 can be adjusted, and then the height of the fixed frame 1 can be adjusted, so that the welding work can be conveniently carried out.

The structure principle is as follows: when in use, the first locking screw 11 is screwed out of the first threaded hole 7, the fixing strip 8 is taken down, a workpiece to be welded is placed in the first clamping groove 6, the fixing strip 8 is placed on the clamping seat 5, a plurality of workpieces to be welded are clamped simultaneously by the first clamping groove 6 on the clamping seat 5 and the second clamping groove 9 on the fixing strip 8, the fixing strip 8 is fixed on the clamping seat 5 by the matching of the first locking screw 11 in the first through hole 10 and the first threaded hole 7, and the workpieces to be welded are fixed simultaneously, the workpiece can be welded, after one side of the workpiece is welded, the rotating plate 2 is rotated by 180 degrees, and then make the work piece upset 180, the opposite side of work piece is welded through operation hole 3, can twist out first locking screw 11 from first screw hole 7 after accomplishing welding operation, takes off the work piece after the welding can be taken off to the fixed strip 8.

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

Claims

1. Welding jig, its characterized in that includes:

a fixed frame (1);

the rotating plate (2) is arranged on the inner side of the fixed frame (1), and the rotating plate (2) is provided with an operation hole (3);

two rotating shafts (4) are symmetrically arranged on the rotating plate (2), one ends of the two rotating shafts (4) are fixed on the rotating plate (2), and the other ends of the two rotating shafts (4) are rotatably connected to the fixing frame (1) through bearings;

the clamping seats (5) are symmetrically arranged about the operation hole (3), and each clamping seat (5) is provided with a plurality of first clamping grooves (6) and a plurality of first threaded holes (7);

the upper side of each clamping seat (5) is provided with at least one fixing strip (8), each fixing strip (8) is provided with a second clamping groove (9) corresponding to the first clamping groove (6), and the fixing strip (8) is provided with a first through hole (10);

a first locking screw (11), the first locking screw (11) being disposed in the first through hole (10), the first locking screw (11) being threaded in the first threaded hole (7).

2. The jig for welding according to claim 1, characterized in that: a rotating handle (12) is fixed on at least one rotating shaft (4).

3. The jig for welding according to claim 1, characterized in that: the first clamping groove (6) and the second clamping groove (9) are both V-shaped groove structures.

4. The jig for welding according to claim 1, characterized in that: the fixing frame (1) is provided with a second threaded hole (13), a second locking screw (14) is connected to the second threaded hole (13) in a threaded manner, a fixing block (15) is fixed to the end of the second locking screw (14), and the rotating plate (2) is provided with a fixing groove (16) corresponding to the fixing block (15).

5. The jig for welding according to claim 1, characterized in that: a plurality of fixing sleeves (17) are fixed on the fixing frame (1), each fixing sleeve (17) is fixed with a telescopic leg (18), and a foot pad (19) is fixed at the bottom end of each telescopic leg (18).

6. The jig for welding according to claim 5, characterized in that: flexible leg (18) include head rod (181), second connecting rod (182) and locking bolt (183), head rod (181) are fixed on fixed cover (17), spout (184) have been seted up on head rod (181), the one end sliding connection of second connecting rod (182) is in spout (184), it fixes to fill up foot (19) on the other end of second connecting rod (182), locking bolt (183) set up on head rod (181), set up regulation hole (185) that a plurality of equidistance set up on second connecting rod (182), locking bolt (183) pass one of them corresponding regulation hole (185).