Assembly welding tool

Abstract

The utility model relates to the technical field of welding assemblies, in particular to a welding assembly tool which comprises a base, a clamping mechanism is arranged on the upper end face of the base, the clamping mechanism comprises a support fixedly connected with the base, a U-shaped cavity is formed in the support, a rectangular groove communicated with the cavity is formed in the rear end of the support, and a clamping mechanism is arranged in the rectangular groove. A U-shaped support is fixedly connected to the upper end face of the base, a driving seat is movably connected to the interior of the U-shaped support through a rotating shaft, the front end of the driving seat penetrates through the rectangular groove, the outer wall of the driving seat is movably connected with a mounting seat located in the cavity through a rotating shaft, and grasping forceps are movably connected to the interiors of the left side and the right side of the mounting seat through rotating shafts; sliding grooves are formed in the outer walls of the two grasping forceps in a penetrating mode, a self-adaptive clamping mechanism is adopted, the clamping force can be adjusted through the rotating angle of a rocking wheel handle, and operation is convenient and flexible.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding assembly technical field, concretely is welding assembly frock. BACKGROUND

[0002] Welding assembly frock is widely used in the automobile manufacturing, aerospace field, building industry, frock design is used for ensuring the accurate alignment of the welding point, reduces the human error, promotes the welding quality, through special frock, can quick positioning and fixed work piece, constraint part deformation in the welding process.

[0003] The existing clamping mechanism is usually fixed, only can carry out the clamping positioning to the same size welding piece, its clamping force is inconvenient to adjust according to the thickness of welding piece, and the adaptability is poor for the slight change of welding piece size, so welding assembly frock is provided. UTILITY MODEL CONTENTS

[0004] The utility model discloses a welding assembly frock, has adopted adaptive clamping mechanism, and the clamping force can be adjusted through the rotation angle of the rocking wheel handle, and the operation is convenient and flexible.

[0005] The utility model discloses a welding assembly frock, welding assembly frock, including the base, the upper end surface of base is provided with clamping mechanism, the clamping mechanism includes with the fixed connection of base support, the inside of support is opened with the cavity of " U " type, the rear end of support is opened with the rectangular groove of cavity intercommunication, the upper end surface of base is fixedly connected with U type support, the inside of U type support is rotatably connected with the drive seat of pivot through pivot, the front end of drive seat passes through rectangular groove and is rotatably connected with the mounting seat in the cavity outside wall, the inside of mounting seat left and right sides is rotatably connected with the grab pincers of pivot, the outside wall of two grab pincers is all opened with the sliding slot of penetration, the inside between the front and rear of cavity is fixedly connected with the support rod of sliding connection of two sliding slots respectively, the rear end of support is penetrated and is connected with the threaded rod of screw thread, the rear end of threaded rod passes through the inside of drive seat and another end is fixedly connected with hand wheel, the outside wall of threaded rod is fixedly connected with the limit disc.

[0006] In order to facilitate the preliminary positioning of the welding piece, as the welding assembly frock of the utility model is preferred, the upper end surface of the support is fixedly connected with the positioning pin.

[0007] In order to facilitate the rotation of the drive seat by the limit disc and the hand wheel, as the welding assembly frock of the utility model is preferred, the limit disc and the front side of the outer wall of the drive seat abut, and the hand wheel and the rear end of the outer wall of the drive seat abut.

[0008] In order to facilitate the relative rotation of the two grab pincers, as the welding assembly frock of the utility model is preferred, the two sliding slots are relatively inclined.

[0009] In order to assist the positioning of the welding part, as the welding assembly tool of the utility model is preferred, the front end of the support is provided with a positioning groove.

[0010] In order to facilitate the stable installation of the base on the workbench, as the welding assembly tool of the utility model is preferred, the upper end surface of the base is provided with two mounting holes located on the front and rear sides of the support.

[0011] Compared with the prior art, the utility model has the beneficial effects as follows:

[0012] The positioning hole of the welding part is sleeved on the outer wall of the positioning pin to preliminarily position the welding part, and through the cooperation of the hand wheel, the limiting disc, the driving seat, the U-shaped support, the mounting seat and the cavity, the two sliding grooves slide on the outer wall of the supporting rod, in the process, the two grippers rotate relatively and abut against the surface of the welding part to clamp the welding part, the self-adaptive clamping mechanism is adopted, the clamping force can be adjusted through the rotation angle of the rocking wheel handle, and the operation is convenient and flexible. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is the overall structural drawing of the utility model;

[0014] Fig. 2 It is the rear view partial structural drawing of the utility model;

[0015] Fig. 3 It is the internal structure drawing of the support of the utility model;

[0016] Fig. 4 It is the rear view sectional structure drawing of the support of the utility model.

[0017] In the drawing: 1, base; 2, support; 3, gripper; 4, U-shaped support; 5, driving seat; 6, hand wheel; 7, threaded rod; 8, limiting disc; 9, sliding groove; 10, supporting rod; 11, positioning groove; 12, positioning pin; 13, mounting seat; 14, mounting hole; 15, cavity; 16, rectangular groove. DETAILED DESCRIPTION

[0018] Please refer to Figs. 1 to 4, welding assembly tool, including base 1, the upper end surface of base 1 is provided with clamping mechanism, clamping mechanism includes the support 2 of fixed connection with base 1, the inside of support 2 is provided with the cavity 15 of " U " type, the rear end of support 2 is provided with the rectangular groove 16 of communication with cavity 15, the upper end surface of base 1 is fixedly connected with U-shaped support 4, the inside of U-shaped support 4 is movably connected with drive seat 5 through pivot, the front end of drive seat 5 passes through rectangular groove 16 and the outer wall is movably connected with the mounting seat 13 located in the cavity 15, the inside of mounting seat 13 left and right sides is movably connected with the grab 3 of two through pivot, the outer wall of two grab 3 is all provided with sliding slot 9, the front and rear ends of cavity 15 are fixedly connected with the support rod 10 of sliding connection with two sliding slots 9 respectively, the rear end of support 2 is threaded and connected with threaded rod 7, the rear end of threaded rod 7 passes through the inside of drive seat 5 and the other end is fixedly connected with hand wheel 6, the outer wall of threaded rod 7 is fixedly connected with limit disc 8.

[0019] In the embodiment: in use, first rotate hand wheel 6, hand wheel 6 moves forward when rotating, at this time limit disc 8 will push drive seat 5 to rotate around the pivot in the inside of U-shaped support 4, one end of drive seat 5 connected with mounting seat 13 will be lifted up in the process of rotating, at this time mounting seat 13 moves up in the inside of cavity 15, two sliding slots 9 respectively slide on the outer wall of support rod 10, at this time the upper end of two grab 3 relative to one side is away from positioning pin 12, then the positioning hole of welding part is sleeved on the outer wall of positioning pin 12, and the welding part is preliminarily positioned, then reverse rotate hand wheel 6, make two grab 3 relatively rotate around the pivot connected between mounting seat 13, make the upper end of two grab 3 relative to one side relatively rotate and abut with the surface of welding part, so that the welding part can be clamped and positioned.

[0020] As a technical optimization scheme of the utility model, the upper end surface of support 2 is fixedly connected with positioning pin 12.

[0021] In the embodiment: the welding part can be preliminarily positioned through positioning pin 12.

[0022] As a technical optimization scheme of the utility model, the front side of limit disc 8 and the outer wall of drive seat 5 abuts, and hand wheel 6 and the rear end of the outer wall of drive seat 5 abut.

[0023] In the embodiment: the front side of limit disc 8 and the outer wall of drive seat 5 abut, and hand wheel 6 and the rear end of the outer wall of drive seat 5 abut, so that drive seat 5 can be conveniently rotated by limit disc 8 and hand wheel 6.

[0024] As a technical optimization scheme of the utility model, two sliding slots 9 are relatively inclined.

[0025] In the embodiment: two sliding slots 9 are relatively inclined, so that two grab 3 can be conveniently relatively rotated.

[0026] As a technical optimization scheme of the utility model, the front end of the support 2 is provided with a positioning groove 11.

[0027] In this embodiment: through the positioning groove 11, the butt joint part can be positioned.

[0028] As a technical optimization scheme of the utility model, the upper end surface of the base 1 is provided with two mounting holes 14 located at the front and rear of the support 2.

[0029] In this embodiment: through the mounting hole 14, the base 1 can be conveniently and stably mounted on the workbench.

[0030] Working principle: in use, first rotate the hand wheel 6, the hand wheel 6 moves forward when rotating, at this time the limiting disc 8 will push the driving seat 5 to rotate around the rotating shaft inside the U-shaped support 4, the end of the driving seat 5 connected with the mounting seat 13 will be lifted upward in the rotating process, at this time the mounting seat 13 moves upward inside the cavity 15, two sliding grooves 9 respectively slide on the outer wall of the supporting rod 10, at this time the upper end of the opposite surface of the two grab clamps 3 is away from the positioning pin 12, then the positioning hole of the butt joint part is sleeved outside the positioning pin 12, the butt joint part is preliminarily positioned, then the hand wheel 6 is reversely rotated, the two grab clamps 3 are relatively rotated around the rotating shaft connected between the mounting seat 13, the upper end of the opposite surface of the two grab clamps 3 is relatively rotated and abuts against the surface of the butt joint part, so that the butt joint part can be clamped and positioned.

[0031] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A welding assembly fixture comprising a base (1) characterised in that: The upper end face of the base (1) is provided with a clamping mechanism, the clamping mechanism comprises a support (2) fixedly connected with the base (1), a cavity (15) in the shape of "U" is arranged in the inside of the support (2), a rectangular groove (16) in communication with the cavity (15) is arranged at the rear end of the support (2), a U-shaped support (4) is fixedly connected to the upper end face of the base (1), a driving seat (5) is movably connected to the inside of the U-shaped support (4) through a rotating shaft, the front end of the driving seat (5) penetrates through the rectangular groove (16) and the outer wall of the driving seat (5) is movably connected with a mounting seat (13) arranged in the cavity (15) through a rotating shaft, a grabber (3) is movably connected to the inside of the left and right sides of the mounting seat (13) through a rotating shaft, a sliding groove (9) is arranged in the outer wall of the two grabbers (3), a support rod (10) is fixedly connected between the front and rear ends of the cavity (15) and is in sliding connection with the two sliding grooves (9) respectively, a threaded rod (7) is screwed into the rear end of the support (2), the rear end of the threaded rod (7) penetrates through the inside of the driving seat (5) and the other end of the threaded rod (7) is fixedly connected with a hand wheel (6), and the outer wall of the threaded rod (7) is fixedly connected with a limiting disc (8).

2. The welding assembly tooling of claim 1, wherein: The upper end face of the support (2) is fixedly connected with a positioning pin (12).

3. The welding assembly tooling of claim 1, wherein: The front side of the limiting disc (8) and the outer wall of the driving seat (5) abut against each other, and the rear end of the hand wheel (6) and the outer wall of the driving seat (5) abut against each other.

4. The welding assembly tooling of claim 1, wherein: The two sliding grooves (9) are oppositely inclined.

5. The welding assembly tooling of claim 1, wherein: The front end of the support (2) is provided with a positioning groove (11).

6. The welding assembly tooling of claim 1, wherein: Two mounting holes (14) are arranged in the upper end face of the base (1) and are located on the front and rear sides of the support (2).

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