CN210254859U

CN210254859U - Welding positioning jig for strip-shaped workpiece

Info

Publication number: CN210254859U
Application number: CN201921071595.4U
Authority: CN
Inventors: 张学范; 谢承森
Original assignee: Shenzhen Yihe Precision Technology Group Co ltd
Current assignee: Shenzhen Yihe Precision Technology Group Co ltd; EVA Precision Industrial Holdings Ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-04-07
Anticipated expiration: 2029-07-09

Abstract

The utility model provides a welding position tool for bar work piece, including bottom plate, work piece location platform, two horizontal positioning mechanism and two vertical positioning mechanism, the relative both ends of work piece are positioned respectively on two work piece location platforms, and the first bayonet socket of first locating piece tip blocks the work piece tip among the horizontal positioning mechanism, accomplishes the work piece horizontal direction location. The vertical positioning mechanism is located on the outer side of the horizontal positioning mechanism, a sliding block in the vertical positioning mechanism slides on a bottom sliding rail, a third air cylinder is fixedly mounted on the sliding block, a pressing plate is arranged on the third air cylinder, the pressing plate slides along with the sliding block, and the workpiece is fixed in the vertical direction. The utility model discloses a mode that horizontal positioning mechanism and vertical positioning mechanism combined is fixed a position the work piece, and the location is firm, has simplified the structure in comparison in traditional positioning jig. The positioning jig of this structure, after the work piece welding is accomplished, horizontal positioning mechanism and vertical positioning mechanism separate under the cylinder drive, are favorable to manipulator or manual work to get and take the work piece.

Description

Welding positioning jig for strip-shaped workpiece

Technical Field

The utility model relates to a welding position tool particularly, relates to a welding position tool for bar work piece.

Background

When the existing welding manipulator performs welding operation, a workpiece is basically positioned by a positioning jig on a positioning table and then is welded by the welding manipulator.

The positioning jig that uses now fixes a position to some bar work pieces, because some work piece surfaces still have complicated structures such as step, through-hole and bump, in order to guarantee the firm of location, therefore the positioning jig structure is also comparatively complicated, and this will make after the welding tool loosen the back, and manipulator or workman are not very convenient when getting the work piece, need use sometimes that appurtenance opens and just can take out after some parts.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a welding position tool for bar work piece, it is more convenient for getting of work piece when guaranteeing the location steadiness and puts.

Therefore, the utility model provides a welding position tool for bar work piece, include:

the bottom plate is fixedly provided with two symmetrical workpiece positioning tables, and two opposite ends of the workpiece are respectively positioned on the two workpiece positioning tables;

the two horizontal positioning mechanisms are symmetrically arranged on the bottom plate and comprise a first air cylinder and a first positioning block, and the end part of the first positioning block is provided with a first bayonet for clamping the end part of a workpiece;

the two vertical positioning mechanisms are symmetrically installed on the bottom plate, the vertical positioning mechanisms are located on the outer side of the horizontal positioning mechanism, each vertical positioning mechanism comprises a bottom sliding rail, a sliding block is connected to the bottom sliding rail in a sliding mode and is pushed by a second cylinder, the second cylinders are installed on the bottom plate, third cylinders are fixedly installed on the sliding blocks, pressing plates are arranged on the third cylinders, two opposite ends of each pressing plate are fixedly connected to driving shafts of the two third cylinders respectively, and sawtooth edges are arranged on the edges of the pressing plates.

Furthermore, the first positioning block can be slidably arranged in the base block in a penetrating manner.

Furthermore, a plurality of W-shaped hollow positioning cylinders are arranged between the workpiece positioning tables.

Furthermore, one end of the bottom sliding rail is provided with a limiting plate.

Further, the sawtooth edge comprises a plurality of arc-shaped notches.

Furthermore, a clamping plate is arranged in the arc-shaped notch on the outermost side, and the end part of the clamping plate is provided with a second bayonet.

The utility model provides a welding position tool for bar work piece, including bottom plate, work piece location platform, two horizontal positioning mechanism and two vertical positioning mechanism, the relative both ends of work piece are positioned respectively on two work piece location platforms, and the first bayonet socket of first locating piece tip blocks the work piece tip among the horizontal positioning mechanism, accomplishes the work piece horizontal direction location. The vertical positioning mechanism is located on the outer side of the horizontal positioning mechanism, a sliding block in the vertical positioning mechanism slides on a bottom sliding rail, a third air cylinder is fixedly mounted on the sliding block, a pressing plate is arranged on the third air cylinder, the pressing plate slides along with the sliding block, and the workpiece is fixed in the vertical direction.

The utility model discloses a mode that horizontal positioning mechanism and vertical positioning mechanism combined is fixed a position the work piece, and the location is firm, has simplified the structure in comparison in traditional positioning jig. The positioning jig of this structure, after the work piece welding is accomplished, horizontal positioning mechanism and vertical positioning mechanism separate under the cylinder drive, are favorable to manipulator or manual work to get and take the work piece.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic structural diagram of a non-operating state of a welding positioning fixture for bar-shaped workpieces according to an embodiment of the present invention.

Fig. 2 is a sectional view taken along line a-a in fig. 1.

Fig. 3 is a schematic structural view of a welding positioning fixture for a bar-shaped workpiece provided by an embodiment of the present invention in an operating state.

Fig. 4 is an enlarged view of the structure at B in fig. 3.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

The first embodiment is as follows:

referring to fig. 1 to 4, it is shown that a welding position fixture for bar-shaped workpieces according to an embodiment of the present invention includes:

the device comprises a bottom plate 1, two symmetrical workpiece positioning tables 11 are fixedly arranged on the bottom plate 1, and two opposite ends of a workpiece 3 are respectively positioned on the two workpiece positioning tables 11;

two horizontal positioning mechanisms 2 symmetrically arranged on the bottom plate 1, wherein the horizontal positioning mechanism 2 comprises a first cylinder 21 and a first positioning block 22, and the end part of the first positioning block 22 is provided with a first bayonet 221 for clamping the end part of the workpiece 3;

two vertical positioning mechanism 4, it installs on bottom plate 1 symmetrically, vertical positioning mechanism 4 is located the outside of horizontal positioning mechanism 2, vertical positioning mechanism 4 includes bottom slide rail 41, sliding connection has slider 42 on bottom slide rail 41, slider 42 is promoted by second cylinder 43, second cylinder 43 installs on bottom plate 1, fixed mounting has third cylinder 44 on slider 42, be provided with clamp plate 45 on the third cylinder 44, the relative both ends of clamp plate 45 are fixed connection respectively in the drive shaft of two third cylinders 44, be provided with sawtooth edge 46 on the border of clamp plate 45.

Specifically, referring to fig. 1 to 4, the first positioning block 22 is slidably disposed through the base block 23.

Specifically, referring to fig. 1 to 4, one end of the bottom slide rail 41 is provided with a limit plate 411.

Example two:

referring to fig. 1 to 4, a welding positioning fixture for a bar-shaped workpiece according to a second embodiment of the present invention is shown in the drawings, and the present embodiment further provides the following technical solutions as improvements on the basis of the above embodiments: a plurality of W-shaped hollow positioning cylinders 12 are arranged between the workpiece positioning tables 11.

The hollow positioning cylinders which are positioned between the working tables and arranged on two sides of the workpiece in a W shape fully limit the position of the workpiece in the horizontal direction, and powerfully assist the horizontal positioning mechanism in positioning the workpiece in the horizontal direction.

Example three:

referring to fig. 1 to 4, a welding positioning fixture for a bar-shaped workpiece according to a third embodiment of the present invention is shown in the drawings, and the present embodiment further provides the following technical solutions as improvements on the basis of the above embodiments: the serrated edge 46 includes a plurality of arcuate notches 461.

In order to deal with complex structures such as steps and salient points on the surface of a workpiece, a plurality of arc-shaped notches are arranged on the sawtooth edge of the pressing plate so as to avoid the bulges, and the sawtooth edge is better pressed on the surface of the workpiece to position the workpiece.

Example four:

referring to fig. 1 to 4, a welding positioning fixture for a bar-shaped workpiece according to a fourth embodiment of the present invention is shown in the drawings, and on the basis of the above embodiment, the following technical solutions are further made in this embodiment as improvements: a catch plate 462 is provided in the outermost arc-shaped notch 461, the end of which has a second bayonet 463.

The clamping plate is arranged in the arc notch on the outermost side of the clamping plate, so that the protrusions on the surface of the strip-shaped workpiece can be fixed, and the positioning effect of the positioning jig on the workpiece is further ensured.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a welding position tool for bar work piece which characterized in that includes:

the device comprises a bottom plate (1), two symmetrical workpiece positioning tables (11) are fixedly arranged on the bottom plate, and two opposite ends of a workpiece (3) are respectively positioned on the two workpiece positioning tables (11);

the two horizontal positioning mechanisms (2) are symmetrically arranged on the bottom plate (1), each horizontal positioning mechanism (2) comprises a first air cylinder (21) and a first positioning block (22), and the end part of each first positioning block (22) is provided with a first bayonet (221) for clamping the end part of the workpiece (3);

two perpendicular positioning mechanism (4), its install in symmetrically on bottom plate (1), perpendicular positioning mechanism (4) are located the outside of horizontal positioning mechanism (2), perpendicular positioning mechanism (4) include bottom slide rail (41), sliding connection has slider (42) on bottom slide rail (41), slider (42) are promoted by second cylinder (43), second cylinder (43) install in on bottom plate (1), fixed mounting has third cylinder (44) on slider (42), be provided with clamp plate (45) on third cylinder (44), the relative both ends of clamp plate (45) are fixed connection in two respectively in the drive shaft of third cylinder (44), be provided with sawtooth edge (46) on the border of clamp plate (45).

2. The welding positioning jig for the strip-shaped workpieces as set forth in claim 1, wherein the first positioning block (22) is slidably disposed through the base block (23).

3. The welding positioning jig for the bar-shaped workpieces as claimed in claim 1, characterized in that a plurality of W-shaped hollow positioning cylinders (12) are arranged between the two workpiece positioning tables (11).

4. The welding positioning jig for the bar-shaped workpieces as set forth in claim 1, characterized in that one end of the bottom slide rail (41) is provided with a limiting plate (411).

5. The welding positioning jig for bar-shaped workpieces according to claim 1, characterized in that the serrated edge (46) comprises a plurality of arc-shaped notches (461).

6. A welding positioning jig for bar-shaped workpieces as set forth in claim 5 wherein a clamping plate (462) is provided in said arc-shaped notch (461) located on the outermost side, and the end portion thereof has a second bayonet (463).