CN211804471U

CN211804471U - Special fixture for laser welding

Info

Publication number: CN211804471U
Application number: CN202020341795.3U
Authority: CN
Inventors: 李在俊
Original assignee: Boluo County Fujiseiko Hardware Products Co ltd
Current assignee: Boluo County Fujiseiko Hardware Products Co ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-10-30
Anticipated expiration: 2030-03-18

Abstract

The utility model provides a special clamp for laser welding, which comprises a processing table, wherein the surface of the processing table is symmetrically provided with a guide rail, the guide rail is symmetrically provided with a first pressing block and a second pressing block, the first pressing block is arranged outside the second pressing block, and a stripping spring is arranged between the first pressing block and the second pressing block; one side of the first material pressing block is connected with a material pressing cylinder. Through the utility model discloses anchor clamps can guarantee to wait before the welding that the equipment product is packed into anchor clamps back built-up piece's length, by the concentricity of dress sheetmetal and the straightness that hangs down of sheetmetal and metal body within 0.1MM, have effectively guaranteed laser welding's precision.

Description

Special fixture for laser welding

Technical Field

The utility model belongs to the technical field of laser welding auxiliary assembly processing, concretely relates to laser welding special fixture.

Background

Laser welding is an efficient precision welding method using a laser beam with high energy density as a heat source. The laser welding is a combination of modern science and technology and traditional technology, and compared with traditional welding technology, the laser welding is unique and has wider application field and application layer, and the efficiency and the precision of welding can be greatly improved. Its power density is high, energy release is fast to better improvement work efficiency, its focus of itself is littleer simultaneously, makes the degree of adhesion between the sutured material better undoubtedly, can not cause the damage and the deformation of material.

In addition to selecting a proper laser and optimizing process parameters in laser welding, the tool fixture is also used as an external factor to realize good welding. Among the prior art, to the welding process of tubular metal resonator and both ends sheetmetal, need guarantee the concentricity of sheetmetal and tubular metal resonator and the straightness that hangs down of sheetmetal and tubular metal resonator, require to the precision height, need a pertinence frock clamp supplementary realization.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a laser welding special fixture, through the utility model discloses anchor clamps can guarantee to wait to assemble before the welding that the product is packed into anchor clamps back assembly spare length, by the concentricity of dress sheetmetal and the straightness that hangs down of sheetmetal and metal body are within 0.1MM, have effectively guaranteed laser welding's precision.

The technical scheme of the utility model is that:

the special clamp for laser welding is characterized by comprising a processing table, wherein guide rails are symmetrically arranged on the surface of the processing table, a first pressing block and a second pressing block are symmetrically arranged on the guide rails, the first pressing block is arranged on the outer side of the second pressing block, and a stripping spring is arranged between the first pressing block and the second pressing block; one side of the first material pressing block is connected with a material pressing cylinder; a discharging groove is formed in the middle of the second material pressing block, and a first through groove hole is formed in the discharging groove; the first material pressing block and the second material pressing block are adjacent to each other and provided with a plug-in sheet groove; the processing table is provided with a material ejecting cylinder below, two sides of the material ejecting cylinder are connected with material removing and ejecting blocks, and the upper parts of the material removing and ejecting blocks can move up and down along the first middle through groove holes.

Further, the first slug may be horizontally displaced relative to the second slug.

Furthermore, a length positioning slide block is arranged on one side, far away from the first material pressing block, of the second material pressing block and used for extruding the second material pressing block outwards to a specified position.

Furthermore, a positioning block cylinder is connected below the length positioning sliding block.

Furthermore, the length positioning slide block can vertically displace on one side of the second material pressing block.

Furthermore, a V-shaped opening is formed in the upper end of the stripping and ejecting block, so that the tubular product can be ejected conveniently.

Furthermore, the horizontal section of the discharging groove is U-shaped, so that the metal pipe body can be conveniently placed and positioned.

Furthermore, the upper end of the length positioning sliding block is provided with an arc positioning groove, so that the metal pipe body is positioned conveniently, and the position precision of the metal pipe body is improved.

Particularly, the radian of the arc-shaped positioning groove is smaller than that of the lower part of the discharging groove.

Furthermore, a second through slot is formed in the machining table below the length positioning slide block, and the length positioning slide block can move along the second through slot.

Further, the locating block cylinder is arranged above the material ejecting cylinder.

The utility model discloses a working process does:

placing a metal sheet into the sheet inserting groove of the first material pressing block, and placing the metal pipe body into the material placing groove of the second material pressing block; the length positioning sliding block is driven by the positioning block cylinder to move inwards relative to the second material pressing block, the second material pressing block is extruded outwards to an appointed position by the length positioning sliding block, the first material pressing block is simultaneously pressed inwards under the driving of the material pressing cylinder, the inserted metal sheet penetrates and is sleeved at two ends of the metal pipe body, two ends of the assembly are welded at the same time, the clamp keeps a clamping state for 1-2 minutes after the welding is finished, and the product is cooled and shaped.

After shaping, the length positioning sliding block displaces the second pressing block to the outer side, the second pressing module releases a product inwards and outwards under the action of a stripping spring, the first pressing block is opened outwards simultaneously, the ejection cylinder drives the stripping ejection block to eject a welding finished product, the stripping ejection block resets, and the machining process is repeated.

The utility model discloses welding process's product includes the metal body, metal body both sides are connected with the sheetmetal, be equipped with the round hole in the sheetmetal, need pass through welding process, with the both ends and the sheetmetal welding of metal body to treat before the assurance welding that the equipment product packs into the length of the anchor clamps back built-up part, by the concentricity of dress sheetmetal and the straightness that hangs down of sheetmetal and metal body within 0.1 MM.

Drawings

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

FIG. 2 is a schematic view of a partial structure of the present invention;

FIG. 3 is a schematic view of a partial structure of the present invention;

FIG. 4 is a schematic view of the welding process of the present invention;

FIG. 5 is a schematic view of the welding process of the present invention;

fig. 6 is a schematic structural view of the welding product of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the following embodiments. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.

Examples

A special clamp 100 for laser welding is characterized by comprising a processing table 1, wherein guide rails 2 are symmetrically arranged on the surface of the processing table, first pressing blocks 3 and second pressing blocks 4 are symmetrically arranged on the guide rails, the first pressing blocks are arranged on the outer sides of the second pressing blocks, and stripping springs 5 are arranged between the first pressing blocks and the second pressing blocks; one side of the first material pressing block is connected with a material pressing cylinder 6; a discharging groove 41 is formed in the middle of the second material pressing block, and a first middle through groove hole 42 is formed in the discharging groove; the first material pressing block and the second material pressing block are adjacent to each other and provided with a card inserting groove 31; the processing table is provided with a material ejecting cylinder 7 below, two sides of the material ejecting cylinder are connected with material removing and ejecting blocks 8, and the upper parts of the material removing and ejecting blocks can move up and down along the first through groove holes.

Furthermore, a length positioning slide block 9 is arranged on one side, far away from the first material pressing block, of the second material pressing block and used for extruding the second material pressing block outwards to a specified position.

Furthermore, a positioning block cylinder 10 is connected below the length positioning slide block.

Furthermore, a V-shaped opening 81 is formed in the upper end of the stripping and ejecting block, so that the tubular product can be ejected conveniently.

Further, length location slider upper end is equipped with arc constant head tank 91, is convenient for further fix a position the metal pipe body, improves metal pipe body position accuracy.

Furthermore, a second through slot (not labeled) is arranged below the length positioning slide block on the processing table, and the length positioning slide block can move along the second through slot.

The utility model discloses a working process does:

The utility model discloses welding process's product 200 includes metal body 201, metal body both sides are connected with sheetmetal 202, be equipped with round hole 203 in the sheetmetal, need pass through welding process, with the both ends and the sheetmetal welding of metal body to guarantee to wait before the welding to assemble the product and pack into the length of the anchor clamps back assembly spare, by the concentricity of dress sheetmetal and the straightness that hangs down of sheetmetal and metal body within 0.1 MM.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art. It should be noted that the technical features not described in detail in the present invention can be implemented by any prior art in the field.

Claims

1. The special clamp for laser welding is characterized by comprising a processing table, wherein guide rails are symmetrically arranged on the surface of the processing table, a first pressing block and a second pressing block are symmetrically arranged on the guide rails, the first pressing block is arranged on the outer side of the second pressing block, and a stripping spring is arranged between the first pressing block and the second pressing block;

one side of the first material pressing block is connected with a material pressing cylinder; a discharging groove is formed in the middle of the second material pressing block, and a first through groove hole is formed in the discharging groove; the first material pressing block and the second material pressing block are adjacent to each other and provided with a plug-in sheet groove; the processing table is provided with a material ejecting cylinder below, two sides of the material ejecting cylinder are connected with material removing and ejecting blocks, and the upper parts of the material removing and ejecting blocks can move up and down along the first middle through groove holes.

2. The special jig for laser welding as claimed in claim 1, wherein the first block is horizontally displaceable relative to the second block.

3. The special clamp for laser welding according to claim 1, wherein the second swaging block is provided with a length positioning slider on a side away from the first swaging block.

4. The special clamp for laser welding according to claim 3, wherein a positioning block cylinder is connected below the length positioning slide block.

5. The special jig for laser welding as claimed in claim 4, wherein the length positioning slider is vertically displaceable on the side of the second swaging block.

6. The special clamp for laser welding as claimed in claim 1, wherein the upper end of the stripping and ejecting block is provided with a V-shaped opening.

7. The special jig for laser welding as claimed in claim 1, wherein the horizontal section of the feed trough is U-shaped.

8. The special laser welding fixture as claimed in claim 3, wherein the length positioning slide block is provided with an arc positioning groove at an upper end thereof.

9. The special jig for laser welding as claimed in claim 5, wherein a second through-slot hole is provided below the length positioning block on the processing table, and the length positioning block is displaceable along the second through-slot hole.

10. The special clamp for laser welding according to claim 4, wherein the positioning block cylinder is arranged above the ejection cylinder.