CN201036834Y

CN201036834Y - Three-dimension adjustable welding clamp

Info

Publication number: CN201036834Y
Application number: CNU2007200962454U
Authority: CN
Inventors: 王军
Original assignee: Tianjin Donggang Machinery Equipment Technology Coltd
Current assignee: Tianjin Donggang Machinery Equipment Technology Coltd
Priority date: 2007-06-05
Filing date: 2007-06-05
Publication date: 2008-03-19
Anticipated expiration: 2017-06-05

Abstract

The utility model belongs to the sheet-metal piece assembly welding production enterprise using industrial equipment field, in particular to the welding clamping device field. A three-dimensional adjustable welding clamping device comprises a base 16, an assembly support 13 connected with the base, a positioning pin 10 connected to the assembly support and a clamping device, and is characterized in that the assembly support is composed of a plurality of sections of chunkings, and each section of the chunking is connected through the structure that can be fixed after adjustment. The utility model has the characteristics that: the structure designed of the positioning and clamping positions of each welding clamping device ensures that the positioning point and the clamping face of the clamping device can be correspondingly adjusted in positions in X, Y, Z three directions, greatly meets the requirement that the dimension structure of the sheet-metal is to be changed correspondingly to the change of the clamping device.

Description

Three-dimensional adjustable weld jig

Technical field

The utility model belongs to metal sheet assembly unit welding manufacturing enterprise used industrial equipment field, particularly weld jig field.

Background technology

Present numerous be raw material with sheet metal, the weldering that the enterprise that produces parts uses the special welding anchor clamps to equip in large quantities on metal sheet dress welder preface and finishes part connects process.Weld jig mainly contains two functions in finishing the welding processing process of workpiece

1 accurately locatees: guarantee that the relative position between each workpiece is accurate.

2 firm grip: prevent that workpiece from deforming and displacement in welding process.

In actual production, weld jig and metal sheet have strict one-to-one relationship, as long as the accessory size shape changes, weld jig will be manufactured again, consequence is: both dropped into great amount of manpower, raw material, make the production cycle of product extend again, this situation is particularly outstanding in auto manufacturing.

The utility model content

In order to overcome the deficiencies in the prior art, the utility model provides a kind of three-dimensional adjustable weld jig, clamps and the relative position of fixture so that adjust with the variation of processing work, and weld jig can be reused.

Three-dimensional adjustable weld jig, comprise base 16, be connected in the mounting bracket 13 on the base, be connected in alignment pin 10 and clamping device on the mounting bracket, it is characterized in that: described mounting bracket adopts the more piece chunk to constitute, and the connection between each joint chunk is a structure fixing again after can adjusting.

The outstanding feature of the utility model anchor clamps is: the location of every weld jig, clamping part, on X, Y, three directions of Z, can do the adjustment of corresponding position at anchor point that has guaranteed anchor clamps on the project organization and clamping area, greatly satisfied the variation of metal sheet dimensional structure and will make the requirement of respective change anchor clamps, reduce or needing to have avoided redesign manufacturing human and material resources and waste of raw materials that anchor clamps caused, and can shorten the production cycle, also changed the slow marketing passive situation of launch simultaneously.

Description of drawings

Fig. 1 is a structural representation of the present utility model, comprising: 1 rebound, 2 clamp arms, 3 locating pieces, 4 clamps, 5 locating pin bracket, 6 slide blocks, 7L-connecting plate, 8 alignment pin mount pads, 9 alignment pin clamp nuts, 10 alignment pins, 11 are adjusted pad, 12 flat board, 13 mounting brackets, 14 lifting guide pillars, 15 lifting screws, 16 bases, 17 thread bush are installed, 24 clamp cylinder, 101X to elongated slot, 102Y to elongated slot, A nut, B set bolt, C set bolt, D set bolt.

Fig. 2 is a partial sectional view of the present utility model; Wherein: 6 slide blocks, 19 bearings, 20 locking nuts, 21 locking nuts, 24 clamp cylinder.

The specific embodiment

With reference to the accompanying drawings, the utility model is further described:

With reference to accompanying drawing 1, three-dimensional adjustable weld jig, comprise base 16, be connected in the mounting bracket 13 on the base, be connected in alignment pin 10 and clamping device on the mounting bracket, it is characterized in that: described mounting bracket adopts the more piece chunk to constitute, and the connection between each joint chunk is a structure fixing again after can adjusting.

The adjustable weld jig of described three-dimensional is formed orthogonal X, Y, Z to independent guiding mechanism by the mounting bracket that the more piece chunk constitutes.

Described Z is made of base 16, thread bush 17, lifting guide pillar 14, lifting screw 15, mounting bracket 13, installation dull and stereotyped 12 to guiding mechanism, wherein, thread bush 17 is by being threadedly connected to base 16, the two ends of lifting guide pillar 14 and lifting screw 15 are connected to mounting bracket 13 and base 16, install dull and stereotyped 12 by being threadedly connected on the mounting bracket 13.

Described clamping device and alignment pin Y are threadedly connected on the mounting bracket 13 by installing dull and stereotyped 12 to guiding mechanism, constitute to elongated slot 102 by dull and stereotyped 12 Y that are threadedly connected on the L-connecting plate 7 are installed again.

Described clamping device and alignment pin X are made of to elongated slot 101 X that rebound 1, locating pin bracket 5 are threadedly connected on the L-connecting plate 7 to guiding mechanism.

Described positioning and clamping mechanism is by rebound 1, clamp arm 2, locating piece 3, clamp 4, adjust pad 11 and clamp cylinder 24 and form among a small circle, wherein, rebound 1 is threadedly connected on the L-connecting plate 7, cylinder block connects rebound 1 with bearing pin, clamp arm 2 is connected on the cylinder block, locating piece 3, clamp 4 are connected to rebound 1, clamp arm 2, finish by cylinder action and step up or unclamp task.

Alignment pin X, Y are made up of locating pin bracket 5, slide block 6, alignment pin mount pad 8, alignment pin 10 to the independent position guiding mechanism, wherein locating pin bracket 5 is fixed on the L-connecting plate 7 by slide block 6, slide block 6 at the X of L connecting plate 7 in elongated slot 101, alignment pin 10 is fixed in the alignment pin mount pad 8, and fastening with nut 9, can finely tune the residing X of alignment pin, Y to the position with moving of slide block 6 and alignment pin mount pad 8.

In reality was produced, the workpiece that needs welding was as long as form factor changes, and the location and the clamped position of corresponding weld jig also will change.Current practice is that a cover weld jig is made in redesign.And adopt three-dimensional adjustable design of welding jig, and within the specific limits, can be by on the basis of former anchor clamps, adjusting part position to adapt to the requirement of new welding work pieces, concrete method of adjustment is as follows:

With reference to accompanying drawing 1, accompanying drawing 2:

1., Z adjusts to the position:

Unclamp locking nut 21, rotate lifting screw 15, thereby make the holder part that is connected with erection support 13 under the constraint of lifting guide pillar 14, within the specific limits, to doing, adjust purpose to the position along Z to reach weld jig Z with respect to the moving of base 16 and screw thread fairlead 17.

2., Y adjusts to the position:

Unclamp L-connecting plate 7 and the bolt B that is connected and fixed of installing dull and stereotyped 12, make L-connecting plate 7 along Y to elongated slot elongated slot 102 be Y to move, thereby the positioning and clamping mechanism integral body Y within the specific limits that realizes linking to each other with L-connecting plate 7 adjusts accordingly to the position.

Unclamp the nut A of 8 one of alignment pin mount pads, the rotation other end, make alignment pin mount pad 8 in locating pin bracket 5, be Y to, among a small circle, independently move, finish to whole Y to the position coarse adjustment after, to the Y of alignment pin to fine position.

3., X adjusts to the position:

That unclamps L connecting plate 7 and rebound 1 is connected and fixed bolt C, make rebound 1 along the X of L-connecting plate 7 to elongated slot 101 carry out X to move, thereby the X that is implemented in certain limit adjusts to the position.

Unclamp the set bolt D of L-connecting plate 7 and locating pin bracket 5, make locating pin bracket 5 along the elongated slot of L-connecting plate 7 be X to, among a small circle, independently move, realize that the X of alignment pin adjusts to the position.

Claims

1. three-dimensional adjustable weld jig, comprise base, be connected in the mounting bracket on the base, be connected in alignment pin and/or clamping device on the mounting bracket, it is characterized in that: described mounting bracket adopts the more piece chunk to constitute, and the connection between each joint chunk is a structure fixing again after can adjusting.

2. the adjustable weld jig of three-dimensional according to claim 1 is characterized in that: the adjustable weld jig of described three-dimensional is formed orthogonal X, Y, Z to guiding mechanism by the mounting bracket that the more piece chunk constitutes.

3. the adjustable weld jig of three-dimensional according to claim 1 and 2, it is characterized in that: described Z is made of base, screw thread fairlead, lifting guide pillar, lifting screw, mounting bracket, installation flat board to guiding mechanism, wherein, the screw thread fairlead is by being threadedly connected to base, the two ends of lifting guide pillar and lifting screw are connected to mounting bracket and base, install dull and stereotyped by being threadedly connected on the mounting bracket.

4. the adjustable weld jig of three-dimensional according to claim 1 and 2, it is characterized in that: described clamping device and alignment pin Y are threadedly connected on the mounting bracket by flat board is installed to guiding mechanism, constitute to elongated slot by the dull and stereotyped Y that is threadedly connected on the L-connecting plate is installed again.

5. the adjustable weld jig of three-dimensional according to claim 1 and 2 is characterized in that: described clamping device and alignment pin X are made of to elongated slot the X that rebound, locating pin bracket are threadedly connected on the L-connecting plate to guiding mechanism.

6. the adjustable weld jig of three-dimensional according to claim 1 and 2, it is characterized in that: described positioning and clamping mechanism is by rebound, clamp arm, locating piece, clamp, adjust pad and clamp cylinder and form among a small circle, wherein, cab apron is threadedly connected on the cylinder block, clamp arm is connected on the cylinder block, and locating piece, clamp are connected to rebound, clamp arm.

7. the adjustable weld jig of three-dimensional according to claim 1 and 2, it is characterized in that: alignment pin X, Y are made up of locating pin bracket, slide block, alignment pin mount pad, alignment pin to the independent position guiding mechanism, wherein locating pin bracket is fixed in the slide block, slide block is fixed in the alignment pin mount pad, and alignment pin is fixed in the alignment pin mount pad.