CN220560811U - Clamping mechanism for side wall welding fixture - Google Patents

Abstract

The utility model discloses a clamping mechanism for a side wall welding fixture, which is characterized in that: including support, installation template sets up in the upper end of support, installation template upper portion one end is provided with the riding block, the upper portion other end of installation template articulates and is connected with the one-level and presses the arm, be provided with the first briquetting that corresponds the riding block on the one-level presses the arm, be provided with first hasp structure between installation template and the one-level press the arm, one-level presses arm one side to be provided with movable locating pin, the upper portion hinged joint of one-level press the arm has the second level to press the arm, be provided with the second briquetting of transverse arrangement on the one-level press the arm, the holding surface perpendicular to movable locating pin of second briquetting is provided with the third briquetting just right with the second briquetting on the second level press the arm, be provided with second hasp structure between one-level press the arm and the second level press the arm. The beneficial effects of the utility model include: the workpiece clamping device has the advantages of being simple in structure, capable of rapidly clamping workpieces at multiple angles in a small space, ingenious in structural design, good in stability and convenient to achieve rapid clamping of the workpieces.

Description

Clamping mechanism for side wall welding fixture

Technical Field

The utility model relates to the field of welding clamps, in particular to a clamping mechanism for a side wall welding clamp.

Background

The automobile side wall is an important part on an automobile, and comprises a side wall front inner plate, wherein the side wall front inner plate comprises a front end, a rear end and a B column part protruding downwards, and the three parts are required to be welded together in the production process to form a complete automobile side wall front inner plate.

Along with the acceleration of industrialization progress, the application of the automatic welding manipulator in automobile parts is very wide, and more automobile manufacturers choose welding robots to weld parts such as automobile side walls. The welding machine has the characteristics of high welding efficiency and stable quality. Therefore, the welding fixture is designed to improve the welding efficiency of automobile parts such as side walls and the like, and the welding fixture with reasonable design can improve the welding efficiency and the welding quality stability. In the prior art, in order to improve the clamping efficiency of a workpiece, an air cylinder is mostly adopted as a clamping component, but the space occupied by the air cylinder is larger, a plurality of air cylinders cannot be arranged at the position with a complex side wall structure, the arrangement of an air path pipeline of the air cylinder is unreasonable, the advancing route of a robot welding gun is easy to dry, the air path pipeline is easy to break by welding sputtering spark, clamping failure easily occurs in the welding process, therefore, the problem that needs to be solved is how to realize a complex clamping function by utilizing a limited space, and a relatively quick clamping effect can be obtained.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides the clamping mechanism for the side wall welding clamp, which has a simple structure, realizes multi-angle clamping in a small space and meets higher clamping efficiency.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a clamping mechanism for side wall welding jig, its characterized in that: including support, installation template, the installation template set up in the upper end of support, installation template upper portion one end is provided with the riding block, the top of riding block is the horizontal holding surface, the upper portion other end of installation template articulates and is connected with the one-level and presses the arm, be provided with on the one-level press the arm and correspond the first briquetting of riding block, the installation template with be provided with first hasp structure between the one-level press the arm, one-level press arm one side is provided with movable locating pin, the upper portion hinged joint of one-level press the arm has the second press the arm, be provided with the second briquetting of transverse arrangement on the one-level press the arm, the holding surface perpendicular to of second briquetting the movable locating pin, be provided with on the second press the arm with the second briquetting just to the third briquetting, be provided with second hasp structure between one-level press the arm and the second press the arm.

Further, a first limiting block and a second limiting block which are vertically and just arranged are respectively arranged on the primary pressing arm and the mounting template, and the first limiting block and the second limiting block are abutted through a concave-convex joint surface.

Further, the first lock catch structure comprises a first hook arranged on the primary pressing arm and a first quick clamp lock catch arranged on the mounting template, the first quick clamp lock catch and the first hook are respectively positioned on the outer sides of the first limiting block and the second limiting block, and when the first quick clamp lock catch and the first hook are matched and locked, the first limiting block and the second limiting block are in butt joint.

Further, a pin seat is arranged on the primary pressing arm, the movable positioning pin is axially and slidably arranged in a limiting hole on the pin seat, a shaft sleeve matched with the movable positioning pin is arranged in the limiting hole, an I-shaped groove penetrating through the movable hole is formed in the pin seat, a driving handle is arranged on the movable positioning pin, and the driving handle is limited in the I-shaped groove.

Further, a third limiting block and a fourth limiting block are respectively arranged on the primary pressing arm and the secondary pressing arm, the third limiting block and the fourth limiting block are transversely and oppositely arranged, and the third limiting block and the fourth limiting block are abutted through concave-convex type joint surfaces.

Further, the second lock catch structure comprises a second hook arranged on the second-stage pressing arm and a second quick clamp lock catch arranged on the first-stage pressing arm, the second hook and the second quick clamp lock catch are respectively arranged on the outer sides of the third limiting block and the fourth limiting block, and when the second hook and the second quick clamp lock catch are matched and locked, the third limiting block and the fourth limiting block are in butt joint.

The beneficial effects of the utility model include: the workpiece clamping device has the advantages of being simple in structure, capable of rapidly clamping workpieces at multiple angles in a small space, ingenious in structural design, good in stability and convenient to achieve rapid clamping of the workpieces.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic structural view of the present utility model.

Detailed Description

The utility model will be described in further detail with reference to specific embodiments and drawings.

The clamping mechanism for the side wall welding fixture as shown in fig. 1-2 comprises a support 1 and a mounting template 2, wherein the lower part of the support 1 is mounted on the edge of a bottom plate of the side wall welding fixture. The mounting template 2 is arranged at the upper end of the support 1, one end of the upper part of the mounting template 2 is provided with a supporting block 3, and the top of the supporting block 3 is a horizontal supporting surface; the other end of the upper part of the installation template 2 is hinged with a primary pressing arm 4, a first pressing block 5 corresponding to the supporting block 3 is arranged on the primary pressing arm 4, a first locking structure is arranged between the installation template 2 and the primary pressing arm 4, and the structure is used for realizing vertical clamping of a workpiece.

One side of the primary pressing arm 4 is provided with a movable locating pin 6 for locating a movable part to be welded on the side wall, the upper part of the primary pressing arm 4 is hinged with a secondary pressing arm 7, the primary pressing arm 4 is provided with a second pressing block 8 which is transversely arranged, the supporting surface of the second pressing block 8 is perpendicular to the movable locating pin 6, the secondary pressing arm 7 is provided with a third pressing block 9 which is opposite to the second pressing block 8, and a second locking structure is arranged between the primary pressing arm 4 and the secondary pressing arm 7. The structure realizes the transverse clamping of the parts on the side wall.

In order to ensure the movement precision and stability of the primary pressing arm 4, a first limiting block 10 and a second limiting block 11 which are vertically and directly arranged are respectively arranged on the primary pressing arm 4 and the mounting template 2, and the first limiting block 10 and the second limiting block 11 are in butt joint through concave-convex joint surfaces. And first hasp structure is including setting up the first couple 12 on the one-level arm 4 and setting up the first quick clamp hasp 13 on the installation template 2, and first quick clamp hasp 13 and first couple 12 are located the outside of first stopper 10 and second stopper 11 respectively, and when first quick clamp hasp 13 and first couple 12 cooperation locking, first stopper 10 and the 11 butt of second stopper to stable realization vertical clamp adopts quick clamp hasp 13 its clamp and opens all very convenient and fast, and saves installation space, guarantees that the clamp force is stable.

As shown in fig. 1, the primary pressing arm 4 is provided with a pin seat 14, the movable positioning pin 6 is axially and slidably arranged in a limiting hole on the pin seat 14, a shaft sleeve matched with the movable positioning pin 6 is arranged in the limiting hole, the pin seat 14 is provided with an i-shaped groove penetrating through the movable hole, the movable positioning pin 6 is provided with a driving handle 15, and the driving handle 15 is limited in the i-shaped groove. The movable locating pin 6 is driven to extend and retract by the driving handle 15, so that the workpiece is convenient to locate and take after welding.

As shown in fig. 2, in the same manner as the vertical clamping, a third limiting block 16 and a fourth limiting block 17 are respectively arranged on the primary pressing arm 4 and the secondary pressing arm 7 for transverse clamping, the third limiting block 16 and the fourth limiting block 17 are transversely and oppositely arranged, and the third limiting block 16 and the fourth limiting block 17 are abutted through concave-convex type joint surfaces. The second locking structure comprises a second hook 18 arranged on the second-stage pressing arm 7 and a second quick clamp lock catch 19 arranged on the first-stage pressing arm 4, wherein the second hook 18 and the second quick clamp lock catch 19 are respectively arranged on the outer sides of the third limiting block 16 and the fourth limiting block 17, and when the second hook 18 and the second quick clamp lock catch 19 are matched and locked, the third limiting block 16 and the fourth limiting block 17 are abutted. When the second hook 18 and the second quick clamp lock catch 19 are matched and locked, the second pressing block 8 and the third pressing block 9 which are arranged right opposite to each other transversely clamp the automobile side wall and the part to be welded.

The foregoing has described in detail the technical solutions provided by the embodiments of the present utility model, and specific examples have been applied to illustrate the principles and implementations of the embodiments of the present utility model, where the above description of the embodiments is only suitable for helping to understand the principles of the embodiments of the present utility model; meanwhile, as for those skilled in the art, according to the embodiments of the present utility model, there are variations in the specific embodiments and the application scope, and the present description should not be construed as limiting the present utility model.

Claims (6)

1. A clamping mechanism for side wall welding jig, its characterized in that: including support (1), installation template (2) set up in the upper end of support (1), installation template (2) upper portion one end is provided with riding block (3), the top of riding block (3) is the horizontal holding surface, the upper portion other end of installation template (2) is articulated to be connected with one-level pressure arm (6), be provided with on one-level pressure arm (4) and correspond first briquetting (5) of riding block (3), installation template (2) with be provided with first hasp structure between one-level pressure arm (4), one-level pressure arm (4) one side is provided with movable locating pin (6), the upper portion hinged joint of one-level pressure arm (4) has second press arm (7), be provided with second briquetting (8) of transverse arrangement on one-level pressure arm (4), the holding surface perpendicular to of second briquetting (8) movable locating pin (6), be provided with on second press arm (7) with second briquetting (8) just to be provided with between one-level pressure arm (7) and second briquetting (9).

2. The clamping mechanism for a side wall welding jig according to claim 1, wherein: the primary pressing arm (4) and the mounting template (2) are respectively provided with a first limiting block (10) and a second limiting block (11) which are vertically and oppositely arranged, and the first limiting block (10) and the second limiting block (11) are in butt joint through concave-convex joint surfaces.

3. The clamping mechanism for a side wall welding jig according to claim 2, wherein: the first lock catch structure comprises a first hook (12) arranged on the primary pressing arm (4) and a first quick clamp lock catch (13) arranged on the mounting template (2), wherein the first quick clamp lock catch (13) and the first hook (12) are respectively positioned at the outer sides of the first limiting block (10) and the second limiting block (11), and the first quick clamp lock catch (13) is in butt joint with the first limiting block (10) and the second limiting block (11) when the first hook (12) is matched and locked.

4. The clamping mechanism for a side wall welding jig according to claim 1, wherein: the novel hydraulic pressure device is characterized in that a pin seat (14) is arranged on the primary pressure arm (4), the movable positioning pin (6) is axially arranged in a limiting hole on the pin seat (14) in a sliding mode, a shaft sleeve matched with the movable positioning pin (6) is arranged in the limiting hole, an I-shaped groove penetrating through the limiting hole is formed in the pin seat (14), a driving handle (15) is arranged on the movable positioning pin (6), and the driving handle is limited in the I-shaped groove.

5. The clamping mechanism for a side wall welding jig according to claim 1, wherein: a third limiting block (16) and a fourth limiting block (17) are respectively arranged on the primary pressing arm (4) and the secondary pressing arm (7), the third limiting block (16) and the fourth limiting block (17) are transversely and oppositely arranged, and the third limiting block (16) and the fourth limiting block (17) are abutted through concave-convex type joint surfaces.

6. The clamping mechanism for a side wall welding jig according to claim 5, wherein: the second lock catch structure comprises a second hook (18) arranged on the second-stage pressing arm (7) and a second quick clamp lock catch (19) arranged on the first-stage pressing arm (4), the second hook (18) and the second quick clamp lock catch (19) are respectively arranged on the outer sides of the third limiting block (16) and the fourth limiting block (17), and when the second hook (18) and the second quick clamp lock catch (19) are matched and locked, the third limiting block (16) and the fourth limiting block (17) are in butt joint.