CN215824667U - Automobile part spot welding fixture - Google Patents

Abstract

The utility model discloses a spot welding fixture for automobile parts, which belongs to the technical field of automobile part processing, and particularly relates to a spot welding fixture for automobile parts, which comprises a mounting seat, a rotating seat and a clamping head, wherein a first motor is arranged on the side wall of the rotating seat, an output shaft of the first motor penetrates through the rotating seat to be connected with a screw rod in the rotating seat, a screw sleeve is screwed on the screw rod, a first movable groove capable of accommodating the screw sleeve is formed in the rotating seat, one end of the screw sleeve penetrates through the first movable groove to be connected with a moving seat, a slot capable of accommodating a connecting seat is longitudinally formed in the moving seat, the connecting seat is connected with the clamping head, a second movable groove capable of accommodating a first spring and a left limiting block and a right limiting block is formed in the connecting seat, the clamping head is inserted in the slot through a connecting seat, the connecting seat can be clamped in the limiting groove through the limiting block, and the limiting block can be extruded through an elastic pressing mechanism, so that the limiting block is moved out of the limiting groove, the clamping head is convenient to disassemble and replace.

Description

Automobile part spot welding fixture

Technical Field

The utility model relates to the technical field of automobile part machining, in particular to an automobile part spot welding clamp.

Background

When machining automobile parts, the parts are often welded by spot welding operation, and when machining the parts, the workpieces must be assembled and clamped firmly before machining in order to make the surfaces of the workpieces meet the technical requirements of size, geometric shape, mutual position precision with other surfaces and the like specified in the drawing.

The existing spot welding fixture can not be used for replacing the chuck according to the use requirement, the chuck is often fixedly arranged on the fixture or is arranged on the fixture through a bolt, and the replacement is troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a spot welding clamp for automobile parts, which solves the problem that a clamping head cannot be replaced according to the use requirement in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a spot welding fixture for automobile parts comprises a mounting seat, a rotating seat and a clamping head, wherein a first motor is arranged on the side wall of the rotating seat, an output shaft of the first motor penetrates through the rotating seat to be connected with a screw rod in the rotating seat, a screw sleeve is screwed on the screw rod, a first movable groove capable of accommodating the screw sleeve is formed in the rotating seat, one end of the screw sleeve penetrates through the first movable groove to be connected with a moving seat, a slot capable of accommodating a connecting seat is longitudinally formed in the moving seat, the connecting seat is connected with the clamping head, a second movable groove capable of accommodating a first spring and a left limiting block and a right limiting block is formed in the connecting seat, a limiting groove capable of accommodating the limiting block is formed in the moving seat, one end of the limiting block, which is opposite to the first spring, penetrates through the second movable groove to be inserted into the limiting groove, an elastic pressing mechanism for pressing the limiting block is arranged in the limiting groove, and a smoke purification box is arranged on the moving seat, and be equipped with filter screen, air exhauster and filter core in the gas cleaning box, the air intake connection filter screen of air exhauster, the filter core is connected to the air outlet of air exhauster.

Preferably, be equipped with rotation post, bearing, motor two and initiative fluted disc in the mount pad, the one end of rotating the post is passed through the bearing and is connected with the mount pad bottom in, and the other end of rotating the post vertically runs through the mount pad and is connected with the rotation seat, the output shaft and the initiative fluted disc of motor two are connected, be equipped with driven fluted disc on the rotation post outer wall, and initiative fluted disc and driven fluted disc meshing.

Preferably, elasticity pressing means includes the guide bar, presses compression leg, spacing seat and spring three, the guide bar transversely erects in the spacing groove, and spacing seat and the equal movable sleeve of spring three establish the outside of guide bar, press the one end and the spacing seat of compression leg to be connected, and press the other end of compression leg to pass the spacing groove and extend to the outside.

Preferably, the two ends of the spring III are respectively connected with the inner wall of the limiting groove and the limiting seat, and the two ends of the spring I are respectively connected with the left limiting block and the right limiting block.

Preferably, the threads on the outer wall of the screw rod are symmetrically arranged.

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

1) according to the clamping head, the connecting seat is inserted into the slot through the connecting seat, the connecting seat can be clamped in the limiting groove through the limiting block, and meanwhile, the limiting block can be extruded through the elastic pressing mechanism, so that the limiting block is moved out of the limiting groove, and the clamping head is convenient to disassemble and replace.

2) According to the utility model, the smoke purification box is arranged on the movable seat, so that when spot welding is carried out, welding smoke generated during spot welding can be sucked away by the smoke purification box and is discharged after being purified by the filter element, and thus the harm to a human body caused by the absorption of the welding smoke by the human body is avoided.

Drawings

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

FIG. 2 is a perspective view of the movable base of the present invention;

FIG. 3 is a schematic structural view of an elastic pressing mechanism according to the present invention;

FIG. 4 is a schematic view of the internal structure of the flue gas purifying box of the present invention.

In the figure: the device comprises a pressing column 1, a limiting seat 2, a mounting seat 3, a rotating column 4, a motor II 5, a driven fluted disc 6, a driving fluted disc 7, a rotating seat 8, a motor I9, a screw rod 10, a moving seat 11, a flue gas purification box 12, a clamping head 13, a slot 14, a filter screen 15, an exhaust fan 16, a filter element 17, a spring I18, a limiting block 19 and a spring III 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-4, the present invention provides a technical solution: a spot welding fixture for automobile parts comprises a mounting seat 3, a rotating seat 8 and a clamping head 13, wherein a first motor 9 is arranged on the side wall of the rotating seat 8, an output shaft of the first motor 9 penetrates through the rotating seat 8 to be connected with a screw rod 10 in the rotating seat 8, a screw sleeve is screwed on the screw rod 10, a first movable groove capable of accommodating the screw sleeve is formed in the rotating seat 8, one end of the screw sleeve penetrates through the first movable groove to be connected with a moving seat 11, a slot 14 capable of accommodating a connecting seat is longitudinally formed in the moving seat 11, the connecting seat is connected with the clamping head 13, the first motor 9 can drive the screw rod 10 to rotate when working, the screw rod 10 can drive the moving seat 11 to move, the moving seat 11 drives the clamping head 13 to move, the clamping head 13 clamps and fixes automobile parts, and a second movable groove capable of accommodating a first spring 18 and a left limiting block and a right limiting block 19 is formed in the connecting seat, remove and to have seted up the spacing groove that can hold stopper 19 in the seat 11, and stopper 19 passes movable groove two with the one end that spring 18 deviates from mutually and inserts and establish in the spacing groove, be equipped with in the spacing groove and be used for the elasticity pressing means to stopper 19 extruded, press and press post 1 to make the shrink of spring three 20 to drive spacing seat 2 and extrude stopper 19, extrude stopper 19 from the spacing groove, can take out the connecting seat from slot 14, conveniently change clamping head 13, be equipped with gas cleaning box 12 on the removal seat 11, and be equipped with filter screen 15, air exhauster 16 and filter core 17 in the gas cleaning box 12, the air intake connection filter screen 15 of air exhauster 16, filter core 17 is connected to the air outlet of air exhauster 16, and air exhauster 16 can suck away the welding cigarette that produces when spot welding, discharges after filtering the welding cigarette via filter core 17.

Be equipped with rotation post 4, bearing, two 5 and the initiative fluted disc 7 of motor in the mount pad 3, the one end of rotating post 4 is passed through the bearing and is connected with the 3 interior bottoms of mount pad, and the other end that rotates post 4 vertically runs through mount pad 3 and is connected with rotation seat 8, the output shaft and the initiative fluted disc 7 of two 5 motors are connected, be equipped with driven fluted disc 6 on the 4 outer walls of rotation post, and initiative fluted disc 7 meshes with driven fluted disc 6, and two 5 works of motor can drive initiative fluted disc 7 and rotate, and initiative fluted disc 7 rotates and can drive rotation post 4 through driven fluted disc 6 and rotate, and rotation post 4 rotates and can drive rotation seat 8 and rotate to be convenient for adjust the angle of auto parts.

Elasticity pressing means includes the guide bar, presses compression leg 1, spacing seat 2 and three 20 of spring, the guide bar transversely erects in the spacing groove, and spacing seat 2 and the equal movable sleeve of three 20 of spring establish the outside at the guide bar, the one end and the spacing seat 2 of pressing leg 1 are connected, and the other end that presses leg 1 passes the spacing groove and extends to the outside.

Two ends of the third spring 20 are respectively connected with the inner wall of the limiting groove and the limiting seat 2, and two ends of the first spring 18 are respectively connected with the left limiting block 19 and the right limiting block 19.

The threads on the outer wall of the screw rod 10 are symmetrically arranged.

The working principle is as follows: the second motor 5 can drive the driving fluted disc 7 to rotate, the driving fluted disc 7 can drive the rotating column 4 to rotate through the driven fluted disc 6, the rotating column 4 can drive the rotating seat 8 to rotate, thereby being convenient for adjusting the angle of the automobile part, the first motor 9 can drive the lead screw 10 to rotate, the lead screw 10 rotates and can drive the moving seat 11 to move, the moving seat 11 moves and drives the clamping head 13 to move, the clamping head 13 clamps and fixes the automobile part, the pressing column 1 is pressed to enable the third spring 20 to contract, thereby driving the limiting seat 2 to extrude the limiting block 19, the limiting block 19 is extruded from the limiting groove, the connecting seat can be taken out of the slot 14, the clamping head 13 is convenient to replace, when the spot welding operation is carried out, the exhaust fan 16 can suck away welding smoke generated in the spot welding, and the welding smoke is filtered and then discharged through the filter element 17.

While there have been shown and described the fundamental principles and essential features of the utility model and advantages thereof, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides an auto parts spot welding anchor clamps, includes mount pad (3), rotates seat (8) and holding head (13), its characterized in that: the side wall of the rotating seat (8) is provided with a first motor (9), an output shaft of the first motor (9) penetrates through the rotating seat (8) to be connected with a first screw rod (10) in the rotating seat (8), the screw rod (10) is connected with a screw sleeve in a threaded manner, a first movable groove capable of accommodating the screw sleeve is formed in the rotating seat (8), one end of the screw sleeve penetrates through the first movable groove to be connected with the moving seat (11), a slot (14) capable of accommodating a connecting seat is longitudinally formed in the moving seat (11), the connecting seat is connected with a clamping head (13), a second movable groove capable of accommodating a first spring (18) and a left limiting block (19) and a right limiting block (19) is formed in the connecting seat, a limiting groove capable of accommodating the limiting block (19) is formed in the moving seat (11), one end, deviating from the first limiting block (19) and the first spring (18), penetrates through the second movable groove to be inserted into the limiting groove, and an elastic pressing mechanism for extruding the limiting block (19) is arranged in the limiting groove, remove and be equipped with gas cleaning box (12) on seat (11), and be equipped with filter screen (15), air exhauster (16) and filter core (17) in gas cleaning box (12), the air intake connection filter screen (15) of air exhauster (16), filter core (17) are connected to the air outlet of air exhauster (16).

2. The spot welding jig for automobile parts according to claim 1, characterized in that: be equipped with rotation post (4), bearing, motor two (5) and initiative fluted disc (7) in mount pad (3), the one end of rotating post (4) is passed through the bearing and is connected with mount pad (3) bottom, and the other end of rotating post (4) vertically runs through mount pad (3) and is connected with rotation seat (8), the output shaft and the initiative fluted disc (7) of motor two (5) are connected, be equipped with driven fluted disc (6) on rotation post (4) outer wall, and initiative fluted disc (7) and driven fluted disc (6) meshing.

3. The spot welding jig for automobile parts according to claim 1, characterized in that: elasticity pressing means includes the guide bar, presses compression leg (1), spacing seat (2) and three (20) of spring, the guide bar transversely erects in the spacing groove, and spacing seat (2) and three (20) equal movable sleeve of spring establish in the outside of guide bar, the one end and the spacing seat (2) of pressing leg (1) are connected, and the other end of pressing leg (1) passes the spacing groove and extends to the outside.

4. The spot welding jig for automobile parts according to claim 3, characterized in that: the two ends of the third spring (20) are respectively connected with the inner wall of the limiting groove and the limiting seat (2), and the two ends of the first spring (18) are respectively connected with the left limiting block and the right limiting block (19).

5. The spot welding jig for automobile parts according to claim 1, characterized in that: the threads on the outer wall of the screw rod (10) are symmetrically arranged.

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