CN213318486U

CN213318486U - Welding fixture for automobile hoop

Info

Publication number: CN213318486U
Application number: CN202021879140.8U
Authority: CN
Inventors: 朴寿福; 李源盛
Original assignee: Ningbo Xingyi Auto Parts Co ltd
Current assignee: Ningbo Xingyi Auto Parts Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-06-01
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a welding fixture of an automobile hoop, which comprises a workbench, a circular positioning ring and 4 quick clamps arranged on the workbench, wherein the end parts of the quick clamps are provided with push blocks, the workbench is provided with a positioning groove, the positioning groove comprises a circular inner ring and a circular outer ring, the outer ring is provided with avoidance grooves, the inner ring is provided with 4 bayonets, and the bayonets are provided with threaded holes; the position circle activity sets up on the constant head tank, and the position circle is equipped with the welding hole of 4 blend stops, 4 bellying and 8 rectangular shapes, and the blend stop is fixed to the blend stop, and the dog corresponds with the bellying position, and the bellying is equipped with the through-hole, is equipped with the bolt of being connected with the screw hole in the through-hole, is equipped with mobilizable clamp plate between position circle and the bolt head. The utility model discloses lie in workman convenient operation, location reliable, simple structure.

Description

Welding fixture for automobile hoop

Technical Field

The utility model belongs to the technical field of welding jig and specifically relates to a welding jig of car staple bolt is related to.

Background

The quick clamp is a novel manual clamp and pneumatic clamp product which can be accurately positioned and quickly clamped, is widely used for clamp products in the technical processes of welding processing, riveting processing, bonding processing, machining, assembling, logistics and the like of products, and can also be used for fixing a certain part of equipment.

The welding machine is an electric appliance which provides a power supply with certain characteristics for welding, and the welding machine is widely applied to various industrial fields due to the advantages of flexibility, simplicity, convenience, firmness and reliability, and even strength equal to that of a base metal after welding.

As shown in fig. 1, the anchor ear 100 for use in an automobile is shown, the anchor ear 100 includes a circular

outer hoop

101 and 4 inner hoops 102 welded on the inner wall of the outer hoop 101, two adjacent inner hoops 102 are separated by a separation groove 103, the outer hoop 101 is provided with a slot 106, a stud 104 and a nut 105, the stud 104 is inserted into the nut 105, when the nut 105 is screwed clockwise, the slot 106 becomes smaller, the diameter of the outer hoop 101 also becomes smaller, and then the inner hoops 102 can clamp the objects in the automobile. A set of clamps is designed to facilitate the welding of the inner band 102 to the inner wall of the outer band 101.

Disclosure of Invention

The utility model aims to solve the technical problem that a welding jig of car staple bolt is provided, outer hoop, 4 interior hoops and position circle sticiss together, then put welding in the welding machine with these three, break away from staple bolt and position circle after will welding at last.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a welding fixture for an automobile hoop comprises a workbench, a circular positioning ring and 4 rapid clamps arranged on the workbench, wherein a push block is arranged at the end part of each rapid clamp, the workbench is provided with a positioning groove, the positioning groove comprises a circular inner ring and an outer ring, the outer ring is provided with an avoidance groove, the inner ring is provided with 4 bayonets, and the bayonets are provided with threaded holes; the position circle activity set up on the constant head tank, the position circle be equipped with the welding hole of 4 catch grooves, 4 bellying and 8 rectangular shapes, the fixed dog that is equipped with in catch groove, dog and bellying position correspond, the bellying be equipped with the through-hole, the through-hole in be equipped with the bolt of being connected with the screw hole, position circle and bolt head between be equipped with mobilizable clamp plate, the inner circle and the inner ring tight fit of position circle, bellying and bayonet socket phase-match, the outer ring diameter be greater than the outer lane diameter of position circle.

As the utility model discloses further improve: on the circumference that the centre of a circle of position circle formed, adjacent two the bellying contained angle be 90 degrees, adjacent two the active grab contained angle be 90 degrees.

As the utility model discloses further improve: 2 welding holes are formed in the position, between two adjacent protruding portions, of the positioning ring, and the included angle of the 2 welding holes is 20-30 degrees.

As the utility model discloses further improve: the quick clamp is positioned on a central line between two adjacent convex parts.

As the utility model discloses further improve: the workbench is square, and the two rapid clamps in opposite directions are positioned on the diagonal line of the workbench.

As the utility model discloses further improve: the rapid clamp is provided with a bracket fixedly connected with the workbench.

As the utility model discloses further improve: the rapid clamp comprises a support, a handle, a connecting rod and a push rod, wherein two ends of the connecting rod can rotate around the support and the handle respectively, the handle is rotatably connected with the push rod, and the push rod is fixedly connected with a push block.

The utility model has the advantages of convenient operation, reliable positioning and simple structure; firstly, placing an outer hoop, 4 inner hoops and a positioning ring in a positioning groove, separating 2 adjacent inner hoops by a stop block (so that a separation groove is separated between two adjacent inner hoops), pushing a quick clamp to enable a push block to press the periphery of the outer hoop, pressing the outer hoop and the inner hoop downwards by a pressing plate, screwing a bolt and a threaded hole, and finally screwing a screw bolt by a nut to reduce the size of the groove and the diameter of the outer hoop, so that the outer hoop, the inner hoop and the positioning ring are pressed together; loosening the pressing plate and the quick clamp, then placing the outer hoop, the inner hoop and the positioning ring into a welding machine, enabling a welding gun of the welding machine to penetrate through a welding hole to perform welding work, welding the outer hoop and the inner hoop into the hoop, and finally screwing the nut anticlockwise to enable the diameter of the hoop to be enlarged, so that the hoop is separated from the positioning ring. The avoidance groove can prevent parts such as studs, nuts and the like in the hoop from touching the workbench; the bayonet can be used for positioning the convex part; the inner ring of the positioning groove can position the inner ring of the positioning ring; the diameter of the outer ring is larger than that of the outer ring of the positioning ring, so that the outer hoop can be conveniently placed in the positioning groove.

Drawings

FIG. 1 is a schematic view of a hoop;

FIG. 2 is an exploded view of the present invention;

fig. 3 is an assembly view of the present invention;

FIG. 4 is a schematic view of the hoop being placed in the present invention;

FIG. 5 is a schematic view of the hoop and the positioning ring welded on a welding machine.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 1-5: a welding fixture for an automobile hoop comprises a workbench 5, a circular positioning ring 1 and 4 rapid clamps 8 arranged on the workbench 5, wherein a push block 6 is arranged at the end part of each rapid clamp 8, a positioning groove 51 is formed in the workbench 5, each positioning groove 51 comprises a circular inner ring 52 and a circular outer ring 53, the outer ring 53 is provided with an avoidance groove 54, the inner ring 52 is provided with 4 bayonets 55, and the bayonets 55 are provided with threaded holes 56; the activity of position circle 1 sets up on constant head tank 51, position circle 1 is equipped with 4 and keeps off groove 14, the welding hole 11 of 4

bellying

12 and 8 rectangular shapes, keep off the fixed dog 4 that is equipped with in groove 14, dog 4 corresponds with bellying 12 positions, bellying 12 is equipped with through-hole 13, be equipped with the bolt 2 of being connected with screw hole 56 in the through-hole 13, be equipped with mobilizable clamp plate 3 between position circle 1 and the 2 heads of bolt, the inner circle and the inner ring 52 tight fit of position circle 1, bellying 12 and bayonet socket 55 phase-match, outer ring 53 diameter is greater than the outer lane diameter of position circle 1.

As shown in FIG. 5, the welding gun 201 of the welding machine 200 is inserted into the elongated welding hole 11, and the longer end of the welding hole 11 is larger than the diameter of the welding gun 201, so that the positioning ring 1 can also slightly rotate at the moment, as long as the welding point can meet the requirement of welding strength in the welding hole 11 area, the elongated welding hole 11 has the function of adjusting the welding position in a small range, so that the worker can timely control and adjust the welding position.

On the circumference formed by the circle center of the positioning ring 1, the included angle between two adjacent bosses 12 is 90 degrees, and the included angle between two adjacent quick clamps 8 is 90 degrees. The 4 inner hoops 102 are thus evenly distributed on the inner wall of the outer hoop 101, and the outer and

inner hoops

101, 102 are pressed against the outer wall of the cage 1 by the quick clamp 8.

The locating ring 1 is provided with 2 welding holes 11 at positions between two adjacent convex parts 12, and the included angle of the 2 welding holes 11 is 20-30 degrees. 2 welding holes 11 are arranged, so that the outer hoop 101 and the inner hoop 102 can be welded at the positions of the 2 welding holes 11, and the 2 welding holes 11 with included angles of 20-30 degrees can enable welding points of the outer hoop 101 and the inner hoop 102 to be uniformly distributed, so that firm connection of the outer hoop 101 and the inner hoop 102 is guaranteed.

The quick clamp 8 is located on the center line between two adjacent bosses 12. The center line is located at the middle position of the inner hoop 102, so that the quick clamp 8 can press the outer hoop 101 and the inner hoop 102 to the outer wall of the retainer 1.

The worktable 5 is square, and two rapid grippers 8 in opposite directions are positioned on the diagonal of the worktable 5. The diagonal line of the square is longer than the distance of the side, so that the diagonal line can just accommodate the quick clamp, the area of the workbench of the square is smaller, and the material cost is lower.

The quick clamp 8 is provided with a bracket 7 fixedly connected with the workbench 5.

The quick clamp 8 comprises a support 82, a handle 83, a connecting rod 84 and a push rod 81, two ends of the connecting rod 84 can rotate around the support 82 and the handle 83 respectively, the handle 83 is rotatably connected with the push rod 81, and the push rod 81 is fixedly connected with the push block 6. The handle 83 can drive the push rod 81 to move at the support 82, and the push rod 81 drives the push block 6 to press the hoop 100.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A welding fixture for an automobile hoop is characterized by comprising a workbench, a circular positioning ring and 4 rapid clamps arranged on the workbench, wherein a push block is arranged at the end part of each rapid clamp, the workbench is provided with a positioning groove, the positioning groove comprises a circular inner ring and a circular outer ring, the outer ring is provided with an avoidance groove, the inner ring is provided with 4 bayonets, and the bayonets are provided with threaded holes; the position circle activity set up on the constant head tank, the position circle be equipped with the welding hole of 4 catch grooves, 4 bellying and 8 rectangular shapes, the fixed dog that is equipped with in catch groove, dog and bellying position correspond, the bellying be equipped with the through-hole, the through-hole in be equipped with the bolt of being connected with the screw hole, position circle and bolt head between be equipped with mobilizable clamp plate, the inner circle and the inner ring tight fit of position circle, bellying and bayonet socket phase-match, the outer ring diameter be greater than the outer lane diameter of position circle.

2. The welding jig of claim 1, characterized in that on a circumference formed by the center of a circle of the positioning ring, an included angle between two adjacent protrusions is 90 degrees, and an included angle between two adjacent quick clamps is 90 degrees.

3. The welding jig for the vehicle anchor ear according to claim 2, wherein the positioning ring is provided with 2 welding holes at a position between two adjacent protrusions, and the included angle between the 2 welding holes is 20-30 degrees.

4. The welding jig for the automobile hoop as claimed in claim 2, wherein the snap clamp is located on a center line between two adjacent protrusions.

5. The welding jig for the automobile hoop as claimed in claim 2, wherein the workbench is square, and the two rapid clamps in opposite directions are located on a diagonal of the workbench.

6. The welding fixture for the car hoop according to claim 1, wherein the quick clamp is provided with a bracket fixedly connected with the workbench.

7. The welding fixture of the automobile hoop according to claim 1, wherein the quick clamp comprises a support, a handle, a connecting rod and a push rod, two ends of the connecting rod can rotate around the support and the handle respectively, the handle is rotatably connected with the push rod, and the push rod is fixedly connected with the push block.