CN216264366U

CN216264366U - Welding workpiece fixture

Info

Publication number: CN216264366U
Application number: CN202122925886.9U
Authority: CN
Inventors: 叶锡麟
Original assignee: Changshu Yong Qiang Electric Machinery Co ltd
Current assignee: Changshu Yong Qiang Electric Machinery Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-04-12
Anticipated expiration: 2031-11-26

Abstract

The utility model belongs to the field of machining fixtures, and particularly relates to a welding workpiece fixture which is provided with a base, wherein the base is provided with two support columns, a first rotating shaft is connected between the two support columns, the welding workpiece fixture is characterized in that the right side of the base is also provided with two elastic supports, each elastic support is composed of an installation seat, the inner side of each installation seat is provided with a second rotating shaft, each second rotating shaft is provided with a fan-shaped connecting part, a torsion spring is sleeved on the second rotating shaft between each fan-shaped connecting part and the side wall of the installation seat, the left side of each installation seat is provided with a limiting part, the right side of each fan-shaped connecting part is provided with a lower clamping part, each extrusion part is composed of a first compression bar and a second compression bar, a first upper clamping part and a second upper clamping part are respectively fixed below each first compression bar and each second compression bar, a connecting bar is connected between the right sides of the first compression bars, and the left side of the first rotating shaft is connected with the first rotating shaft in a shaft sleeve way; the utility model has the advantages of convenient and safe use, firm clamping, convenient alignment, improved welding quality and the like.

Description

Welding workpiece fixture

Technical Field

The utility model belongs to the field of machining clamps, and particularly relates to a welding workpiece clamp.

Background

The welding fixture is used for ensuring the size of a weldment, improving the assembly precision and efficiency and preventing welding deformation.

In the prior art, an automatic welding machine clamp for manufacturing a drafting shaft is disclosed as CN213857903U, and the technical scheme is as follows: the on-line screen storage device comprises a base, be provided with the mounting panel on the base, there are a plurality of centre gripping subassemblies along circumferencial direction annular array on the mounting panel, the centre gripping subassembly is including the installation piece, the bar groove has been seted up along length direction on the installation piece top surface, bar inslot sliding connection has the movable block, the movable block top is provided with and is circular-arc grip block, bar groove top border articulates there is the gliding driving piece that is used for driving the movable block, the driving piece is including being used for the card to go into the card strip in the bar inslot, the caulking groove has been seted up along the length direction of card strip in the one side in card strip groove to the card strip, the caulking groove articulates there is the connecting rod, the one end that the card strip was kept away from to the connecting rod articulates on the movable block.

The above prior art has the following disadvantages: the alignment is laborious, the alignment precision is not high, the welded workpiece needs to be taken down manually, and scalding and the like are easily caused.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model aims to disclose a welding workpiece clamp which is realized by adopting the following technical scheme.

A welding workpiece fixture is provided with a base, the base is composed of a base and two supporting columns positioned on the base, a first rotating shaft is connected between the two supporting columns, and the welding workpiece fixture is characterized in that two elastic supports are further arranged on the right sides of the two supporting columns on the base and are based on plane symmetry which passes through the midpoint of the first rotating shaft and is perpendicular to the first rotating shaft, each elastic support is composed of a mounting seat, a second rotating shaft is arranged on the inner side of each mounting seat, a fan-shaped connecting part which can rotate along the second rotating shaft is arranged on each second rotating shaft, a torsional spring is sleeved on each second rotating shaft between each fan-shaped connecting part and the side wall of each mounting seat, a limiting part is arranged on the left side of each mounting seat, a lower clamping part is arranged on the right side of each fan-shaped connecting part and is positioned on the right side of the straight edge of the left side of each fan-shaped connecting part, each extruding part is composed of a first pressing rod and a second pressing rod, clamping part on the first clamping part and the second on clamping part on the second set firmly respectively below first depression bar and the second depression bar, be connected with the connecting rod between first depression bar and the second depression bar right side, the left side axle sleeve of first depression bar and second depression bar is connected in first pivot, clamping part adaptation under clamping part and the second on clamping part respectively with corresponding.

The welding workpiece clamp is characterized in that the first pressure lever and the second pressure lever are identical in structure and are triangular, and the first upper clamping component and the second upper clamping component are fixedly arranged at the corners below the first pressure lever and the second pressure lever respectively.

The welding workpiece clamp is characterized in that the connecting rod is connected between the right corners of the first pressure rod and the second pressure rod.

The welding workpiece clamp is characterized in that the first rotating shaft is connected with the corner shaft sleeves on the left sides of the first pressure lever and the second pressure lever.

The welding workpiece fixture is characterized in that the mounting seat is fixedly connected with the limiting part.

The welding workpiece fixture is characterized in that a sliding groove is formed in the left side of the mounting seat along the vertical direction, a plurality of limiting grooves are formed in the left side of the sliding groove along the vertical direction at intervals and communicated with the sliding groove, and one end of the limiting part can slide in the sliding groove and the limiting groove.

The welding workpiece clamp is characterized in that the right sides of the first pressure lever and the second pressure lever are respectively connected with the connecting rod and the connecting rod.

The utility model has the following beneficial effects:

1. through setting up the torsional spring, not only make welding workpiece press from both sides tightly more firm, can also lift off the work piece that the welding was accomplished automatically simultaneously, convenient to use, and do not need staff's hand direct contact, can prevent to scald the hand for the work piece of complete cooling.

2. The welding position can be better aligned by arranging the limiting groove and the sliding groove, and the welding quality is improved.

3 through being connected with the connecting rod between first depression bar and the second depression bar right side respectively, further conveniently align, improve welding quality.

Drawings

Fig. 1 is a schematic perspective view of embodiment 1 of the present invention.

Fig. 2 is a schematic perspective view of an extrusion apparatus according to embodiment 1 of the present invention.

Fig. 3 is a schematic perspective view of a base in embodiment 1 of the present invention.

Fig. 4 is a schematic perspective view of an elastic support according to embodiment 1 of the present invention.

Fig. 5 is a schematic perspective view of an elastic support in embodiment 2 of the present invention.

In the figure: 1. the welding machine comprises a base, 11, a base, 12, a first rotating shaft, 13, a supporting column, 2, an elastic support, 21, a lower clamping component, 22, a second rotating shaft, 23, a fan-shaped connecting component, 24, a torsion spring, 25, a mounting seat, 26, a limiting component, 27, a sliding groove, 28, a limiting groove, 3, an extrusion component, 31, a first pressure rod, 32, a first upper clamping component, 33, a second pressure rod, 34, a second upper clamping component, 35, a connecting rod and 4, and a welding workpiece.

Detailed Description

Example 1

Referring to fig. 1 to 4, a welding workpiece fixture comprises a base 1, wherein the base 1 is composed of a base 11 and two supporting columns 13 located on the base 11, a first rotating shaft 12 is connected between the two supporting columns 13, and is characterized in that two elastic supporting bases 2 are further arranged on the right sides of the two supporting columns 13 on the base 11, the two elastic supporting bases 2 are symmetrical based on a plane passing through the midpoint of the first rotating shaft 12 and perpendicular to the first rotating shaft 12, the elastic supporting bases 2 are composed of mounting bases 25, a second rotating shaft 22 is arranged on the inner side of the mounting bases 25, a fan-shaped connecting part 23 capable of rotating along the second rotating shaft 22 is arranged on the second rotating shaft 22, torsion springs 24 are sleeved on the second rotating shaft 22 between the fan-shaped connecting part 23 and the side wall of the mounting bases 25, a limiting part 26 is fixedly arranged on the left side of the mounting bases 25, a lower clamping part 21 is arranged on the right side of the fan-shaped connecting part 23, the limiting part 26 is located on the right side of the straight edge of the left side of the fan-shaped connecting part 23, the extrusion component 3 is composed of a first pressure lever 31 and a second pressure lever 33, the first pressure lever 31 and the second pressure lever 33 have the same structure and are triangular, a first upper clamping component 32 and a second upper clamping component 34 are fixedly arranged at the lower corners of the first pressure lever 31 and the second pressure lever 33 respectively, a connecting rod 35 is connected between the right corners of the first pressure lever 31 and the second pressure lever 33, the left corner sleeves of the first pressure lever 31 and the second pressure lever 33 are connected to the first rotating shaft 12, and the first upper clamping component 32 and the second upper clamping component 34 are respectively matched with the corresponding lower clamping component 21.

The working principle is as follows: when two sections of welding workpieces 4 with the same diameter need to be welded, the corresponding ends of the two sections of welding workpieces 4 are respectively placed in the two lower clamping parts 21, the connecting rod 35 is pressed downwards, the first upper clamping part 32 and the second upper clamping part 34 respectively press the welding workpieces 4 until the fan-shaped connecting part 23 cannot rotate continuously due to the limiting part 26, so that the joints of the two sections of welding workpieces 4 are aligned, and then welding is carried out by using a welding gun; when the welding is completed, the pressing connecting rod 35 is released, the welded workpiece 4 is rotated in the opposite direction due to the elastic potential energy in the torsion spring 24, and when the rotation of the sector-shaped connecting member 23 is stopped, the welded workpiece 4 is thrown out of the lower clamping member 21 due to inertia.

Example 2

Referring to fig. 5 and fig. 1 to 4, a welding workpiece fixture comprises a base 1, wherein the base 1 is composed of a base 11 and two supporting columns 13 located on the base 11, a first rotating shaft 12 is connected between the two supporting columns 13, and the welding workpiece fixture is characterized in that two elastic supporting bases 2 are further arranged on the right sides of the two supporting columns 13 on the base 11, the two elastic supporting bases 2 are symmetrical based on a plane passing through the midpoint of the first rotating shaft 12 and perpendicular to the first rotating shaft 12, the elastic supporting bases 2 are composed of mounting bases 25, a second rotating shaft 22 is arranged on the inner side of the mounting bases 25, a fan-shaped connecting component 23 capable of rotating along the second rotating shaft 22 is arranged on the second rotating shaft 22, torsion springs 24 are sleeved on the second rotating shaft 22 between the fan-shaped connecting component 23 and the side wall of the mounting bases 25, a sliding groove 27 is formed on the left side of the mounting bases 25 along the vertical direction, a plurality of limiting grooves 28 are arranged on the left side of the sliding groove 27 along the vertical direction at intervals, the limiting groove 28 is communicated with the sliding groove 27, the mounting seat 25 is provided with a limiting part 26, one end of the limiting part 26 can slide in the sliding groove 27 and the limiting groove 28, the right side of the fan-shaped connecting part 23 is provided with a lower clamping part 21, the limiting component 26 is positioned on the left side of the left straight edge of the fan-shaped connecting component 23, the extruding component 3 is composed of a first pressure lever 31 and a second pressure lever 33, the first pressure lever 31 and the second pressure lever 33 are identical in structure and are triangular, a first upper clamping component 32 and a second upper clamping component 34 are fixedly arranged at the lower corners of the first pressure lever 31 and the second pressure lever 33 respectively, a connecting rod 35 is connected between the right corners of the first pressure lever 31 and the second pressure lever 33, the left corner sleeves of the first pressure lever 31 and the second pressure lever 33 are connected to the first rotating shaft 12, the first upper clamping part 32 and the second upper clamping part 34 are each adapted to the corresponding lower clamping part 21.

The working principle is as follows: when two sections of welding workpieces 4 with different diameters need to be welded, the corresponding ends of the two sections of welding workpieces 4 are respectively placed in the two lower clamping parts 21, the position of the limiting part 26 in the limiting groove 28 is adjusted, the connecting rod 35 is pressed downwards, so that the first upper clamping part 32 and the second upper clamping part 34 respectively press the welding workpieces 4 tightly until the fan-shaped connecting part 23 cannot rotate continuously due to the limiting part 26, the joints of the two sections of welding workpieces 4 are aligned, and then welding is carried out by using a welding gun; when the welding is completed, the pressing connecting rod 35 is released, the welded workpiece 4 is rotated in the opposite direction due to the elastic potential energy in the torsion spring 24, and when the rotation of the sector-shaped connecting member 23 is stopped, the welded workpiece 4 is thrown out of the lower clamping member 21 due to inertia.

Example 3

A welding workpiece fixture is provided with a base 1, wherein the base 1 comprises a base 11 and two support columns 13 positioned on the base 11, a first rotating shaft 12 is connected between the two support columns 13, and the welding workpiece fixture is characterized in that the right sides of the two support columns 13 on the base 11 are also provided with two elastic supports 2, the two elastic supports 2 are symmetrical based on the plane passing through the midpoint of the first rotating shaft 12 and perpendicular to the first rotating shaft 12, each elastic support 2 comprises an installation seat 25, a second rotating shaft 22 is arranged on the inner side of the installation seat 25, a fan-shaped connecting part 23 capable of rotating along the second rotating shaft 22 is arranged on the second rotating shaft 22, a torsion spring 24 is sleeved on the second rotating shaft 22 between the fan-shaped connecting part 23 and the side wall of the installation seat 25, a sliding groove 27 is formed on the left side of the installation seat 25 along the vertical direction, a plurality of limiting grooves 28 are arranged on the left side of the sliding groove 27 along the vertical direction at intervals, and the limiting grooves 28 are communicated with the sliding groove 27, the mounting seat 25 is provided with a limiting part 26, one end of the limiting part 26 can slide in the sliding groove 27 and the limiting groove 28, the right side of the fan-shaped connecting part 23 is provided with a lower clamping part 21, the limiting part 26 is positioned on the left side of the straight edge on the left side of the fan-shaped connecting part 23, the extrusion part 3 is composed of a first pressure lever 31 and a second pressure lever 33, the first pressure lever 31 and the second pressure lever 33 are identical in structure and are triangular, a first upper clamping part 32 and a second upper clamping part 34 are fixedly arranged at the corners below the first pressure lever 31 and the second pressure lever 33 respectively, a connecting rod 35 is respectively connected between the corners on the right side of the first pressure lever 31 and the second pressure lever 33 through connecting rods, the left corner shaft sleeves of the first pressure lever 31 and the second pressure lever 33 are connected to the first rotating shaft 12, and the first upper clamping part 32 and the second upper clamping part 34 are respectively matched with the corresponding lower clamping part 21.

The clamp solves the problems that in the prior art, the clamp is labor-consuming to align, the alignment precision is not high, a welded workpiece needs to be manually taken down, and scalding is easily caused.

The above-mentioned embodiments are merely preferred technical solutions of the present invention, and should not be construed as limiting the present invention. The protection scope of the present invention is defined by the claims, and includes equivalents of technical features of the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the utility model.

Claims

1. The utility model provides a welding work piece holder, has base (1), base (1) comprises base (11) and two support columns (13) that are located base (11), is connected with a first pivot (12) between two support columns (13), its characterized in that the right side of two support columns (13) still is equipped with two elastic support (2) on base (11), two elastic support (2) are based on passing the face symmetry of first pivot (12) mid point and perpendicular first pivot (12), elastic support (2) comprise mount pad (25), and mount pad (25) inboard is equipped with second pivot (22), is equipped with on second pivot (22) and follows second pivot (22) pivoted fan-shaped adapting unit (23), and the cover has torsional spring (24) on second pivot (22) between fan-shaped adapting unit (23) and the mount pad (25) lateral wall, the left side of the mounting seat (25) is provided with a limiting part (26), the right side of the fan-shaped connecting part (23) is provided with a lower clamping part (21), the limiting part (26) is positioned on the right side of the left straight side of the fan-shaped connecting part (23), the extrusion part (3) is composed of a first pressure lever (31) and a second pressure lever (33), a first upper clamping part (32) and a second upper clamping part (34) are fixedly arranged below the first pressure lever (31) and the second pressure lever (33) respectively, a connecting rod (35) is connected between the right sides of the first pressure lever (31) and the second pressure lever (33), the left side shaft sleeves of the first pressure lever (31) and the second pressure lever (33) are connected onto the first rotating shaft (12), and the first upper clamping part (32) and the second upper clamping part (34) are matched with the corresponding lower clamping part (21) respectively.

2. A welding workpiece holder as defined in claim 1, characterised in that said first (31) and second (33) pressing rods are of identical construction and triangular in shape, said first (32) and second (34) upper clamping members being fixed to the corners below the first (31) and second (33) pressing rods, respectively.

3. A welding work holder according to claim 2, characterized in that the first axis of rotation (12) is connected to the corner sleeves on the left side of the first lever (31) and the second lever (33).

4. A welding work holder according to any one of claims 1 to 3, characterized in that the mounting seat (25) is fixedly connected to a stop member (26).

5. A welding workpiece fixture according to claim 4, characterized in that a sliding groove (27) is formed in the left side of the mounting seat (25) along the vertical direction, a plurality of limiting grooves (28) are formed in the left side of the sliding groove (27) along the vertical direction at intervals, the limiting grooves (28) are communicated with the sliding groove (27), and one end of the limiting component (26) can slide in the sliding groove (27) and the limiting grooves (28).