CN201579562U

CN201579562U - Stirring friction welding fixture

Info

Publication number: CN201579562U
Application number: CN200920298954XU
Authority: CN
Inventors: 姚力军; 潘杰; 王学泽; 周友平; 刘庆
Original assignee: Ningbo Jiangfeng Electronic Material Co Ltd
Priority date: 2009-12-24
Filing date: 2009-12-24
Publication date: 2010-09-15
Anticipated expiration: 2019-12-24

Abstract

The utility model discloses a stirring friction welding fixture, and aims to provide a stirring friction welding fixture with simple structure, convenient operation and fine welding stability. The stirring friction welding fixture comprises a bottom plate, baffle plates, a press plate and connectors, T-shaped grooves are distributed on the periphery of the bottom plate with irregular intervals, the baffle plates are provided with through holes, portions of the connectors penetrate through the through holes of the baffle plates and the corresponding T-shaped grooves so as to fasten the baffle plates onto the bottom plate, two ends of the press plate are respectively provided with a through hole, portions of the connectors penetrate through the through holes of the press plate and the corresponding T-shaped grooves so as to fasten the press plate onto the bottom plate, and the baffle plate is located between the bottom plate and the press plate.

Description

The agitating friction weld jig

Technical field

The utility model relates to a kind of anchor clamps, relates in particular to a kind of agitating friction weld jig.

Background technology

Agitating friction welding (Friction Stir Welding) is to utilize frictional heat as welding heat source.During welding, the stirring-head that has the shaft shoulder and a cylinder probe rotates at a high speed and is inserted into the welded piece seam crossing lentamente, stirring-head and welded piece frictional heat, the heat that produces can make the softening mecystasis that reaches of workpiece, the shaft shoulder and stirring be rotation at a high speed in front, and the seam and the workpiece of edge workpiece relatively move.The metal that is plasticity is stirred to go back to the side along stirring-head from the face that advances under the extruding of stirring-head rotational pressure.Along with moving of stirring-head, the metal flow of plastic deformation promptly forms a stirring friction welding seam to the rear portion of stirring-head after the cooling.

Adopt the agitating friction welding to be fixedly clamped welded piece, stirring-head inserts and rotation causes the welded piece displacement and can't weld when preventing to weld.Therefore, utilize the agitating friction welding, need be equipped with corresponding frock clamp to special welded piece, but at present general agitating friction welding equipment does not have special frock clamp to special welded piece, thereby can't the workpiece of some ad hoc structures be welded, for example can't be to being used for the large scale square target internal water cooling copper backboard employing agitating friction welding that semiconductor is made.

Summary of the invention

The problem that the utility model solves has provided a kind of agitating friction weld jig, these anchor clamps can cooperate agitating friction welding equipment that the workpiece of ad hoc structure is welded, and for example can adopt the agitating friction welding to large scale square target internal water cooling copper backboard.

For addressing the above problem, the utility model provides a kind of agitating friction weld jig, and it comprises base plate, baffle plate, pressing plate and connector; Be distributed with the T-slot of interval rule around the described base plate, on the described baffle plate through hole is arranged, the described connector of part passes described baffle plate through hole and corresponding T-slot thereof, baffle plate is fastened on the described base plate, respectively there is a through hole at described pressing plate two ends, the described connector of part passes described pressing plate through hole and corresponding T-slot thereof, and pressing plate is fastened on the described base plate, and described baffle plate is between described base plate and pressing plate.

Compared with prior art, agitating friction weld jig of the present utility model has advantages such as simple in structure, easy to operate, that welding stability is good.

Description of drawings

Fig. 1 is the assembling schematic diagram of agitating friction weld jig of the present utility model clamping workpiece embodiment to be welded;

Fig. 2 A is the front view of base plate;

Fig. 2 B is the left view of base plate;

Fig. 2 C is the vertical view of base plate;

Fig. 2 D is a T-slot schematic diagram on the base plate;

Fig. 2 E is the cutaway view along A-A line among Fig. 2 A;

Fig. 3 is the schematic diagram of baffle plate 1 and baffle plate 2;

Fig. 4 is the schematic diagram of baffle plate 3 and baffle plate 4;

Fig. 5 is the schematic diagram of bolt;

Fig. 6 A is the front view of pressing plate;

Fig. 6 B is the left view of pressing plate;

Fig. 6 C is the vertical view of pressing plate.

The specific embodiment

Agitating friction weld jig of the present utility model comprises base plate, baffle plate, pressing plate and connector; Be distributed with the T-slot of interval rule around the described base plate, on the described baffle plate through hole is arranged, the described connector of part passes described baffle plate through hole and corresponding T-slot thereof, baffle plate is fastened on the described base plate, respectively there is a through hole at described pressing plate two ends, the described connector of part passes described pressing plate through hole and corresponding T-slot thereof, and pressing plate is fastened on the described base plate, and described baffle plate is between described base plate and pressing plate.The effect of this clamp structure is: by base plate, baffle plate, pressing plate and connector welded piece is fixed tightly, stirring-head inserts and rotation causes the welded piece displacement and can't weld when preventing to weld.

Be example with the agitating friction weld jig that is applied to the welding of square target copper backboard below, the structure and the specific embodiment to these anchor clamps is elaborated in conjunction with the accompanying drawings.

Fig. 1 is the assembling schematic diagram of agitating friction weld jig of the present utility model clamping workpiece embodiment to be welded, wherein, 101 is that first baffle plate, 102 is that second baffle, 103 is that the 3rd baffle plate, 104 is that the 4th baffle plate, 105 is that base plate, 106 is that pressing plate, 107 is welded piece.

Fig. 2 A is that the front view of base plate, left view, Fig. 2 C that Fig. 2 B is base plate are the vertical views of base plate, and this base plate is a rectangle, and the T-slot 204 that distributes around the base plate is perpendicular with corresponding each the bar limit of rectangular base plate.Described base plate center has some manholes 205, and this manhole is counterbore 203 (consulting Fig. 2 E), and the effect of this manhole is to utilize screw bolt and nut that described base plate is fixed on the workbench of agitating friction welding equipment.

Fig. 2 D is a T-slot schematic diagram on the base plate, and this T-slot comprises wide 201 and narrow 202.

Fig. 2 E is the cutaway view along A-A line among Fig. 2 A, and wherein, 203 is manhole, and this manhole constitute the different counterbore of diameter up and down.

Fig. 3 is the schematic diagram of baffle plate 1 and baffle plate 2.

Fig. 4 is the schematic diagram of baffle plate 3 and baffle plate 4.

With reference to Fig. 3 and Fig. 4, described first baffle plate to the, four baffle plates are rectangle, and some through holes 301 are arranged on described first baffle plate, the second baffle, and some through holes 401 are arranged on described the 3rd baffle plate, the 4th baffle plate.The position of through hole is corresponding with described T-slot position on described first baffle plate to the, four baffle plates.The thickness of described each plate washer is not more than the thickness of welded piece.

Fig. 5 is the schematic diagram of bolt, this bolt comprises nut 501 and screw rod 502, described nut size matches with wide size of described T-slot, and narrow size of described screw diameter and described T-slot matches, and described nut and screw rod just in time can embed in the described T-slot.Described bolt can be connected with the nut rib-loop.

Fig. 6 A is the front view of pressing plate.

Fig. 6 B is the left view of pressing plate.

Fig. 6 C is the vertical view of pressing plate.

With reference to Fig. 6 A to Fig. 6 C, as can be seen, described pressing plate is a rectangle, there is a rectangular boss interlude position in this rectangular platen, the side 601 of this rectangular boss links to each other with the side 602 of described rectangular platen, and respectively there is a through hole at described pressing plate two ends, and this through hole is an ellipse hole.

The described bolt of part passes described baffle plate through hole and corresponding T-slot thereof, baffle plate is fastened on the described base plate, the described bolt of part passes described pressing plate through hole and corresponding T-slot thereof, and pressing plate is fastened on the described base plate, and described baffle plate is between described base plate and pressing plate.

Further specify below and use the fastening square target copper backboard to be welded of above-mentioned agitating friction weld jig clamping, and the process of welding:

The first step is fixed on the anchor clamps base plate on the welding bench of agitating friction welding equipment.

Second goes on foot, and square target copper backboard to be welded is placed on the middle position of base plate.

In the 3rd step, bolt is embedded in the described base plate T-slot all around.

The 4th step was placed on first baffle plate to the, four baffle plates respectively around the square target copper backboard to be welded successively, made to embed the through hole that the bolt in the T-slot around the base plate passes described baffle plate, used nut to be connected with this bolt.

The 5th step tightly was close to the four edges of square target copper backboard to first baffle plate to the, four baffle plates respectively, tightened described nut, and described square target copper backboard is fastened on the anchor clamps base plate.

The 6th step was pressed in the one side that has rectangular boss on the pressing plate on the described square target copper backboard, made a certain seam to be welded of limit next-door neighbour of described pressing plate square target copper backboard to be welded.The length of square type boss is identical with the length of side of square target on the described pressing plate.With screw bolt and nut pressing plate and base plate are fastened.

The 7th step, agitating friction is welded the stirring-head of equipment and aim at workpiece seam crossing to be welded, begin to carry out the agitating friction welding.

Though the utility model is described in the preferred embodiment mode; but it is not to be used for limiting the utility model; any those skilled in the art are not in breaking away from spirit and scope of the present utility model; can make possible change and modification, therefore protection domain of the present utility model should be as the criterion with the scope that the utility model claim is defined.

Claims

1. an agitating friction weld jig is characterized in that, comprises base plate, baffle plate, pressing plate and connector; Be distributed with the T-slot of interval rule around the described base plate, on the described baffle plate through hole is arranged, the described connector of part passes described baffle plate through hole and corresponding T-slot thereof, baffle plate is fastened on the described base plate, respectively there is a through hole at described pressing plate two ends, the described connector of part passes described pressing plate through hole and corresponding T-slot thereof, and pressing plate is fastened on the described base plate, and described baffle plate is between described base plate and pressing plate.

2. agitating friction weld jig according to claim 1 is characterized in that, described base plate is a rectangle, and corresponding each the bar limit of described T-slot and rectangular base plate is perpendicular.

3. agitating friction weld jig according to claim 1 is characterized in that, described base plate center has some manholes, this manhole constitute the different counterbore of diameter up and down.

4. agitating friction weld jig according to claim 1 is characterized in that, described baffle plate is a rectangle.

5. according to claim 1 or 4 described agitating friction weld jigs, it is characterized in that described baffle plate lead to the hole site is corresponding with described T-slot position.

6. agitating friction weld jig according to claim 1 is characterized in that, described pressing plate is a rectangle, in the interlude position of this rectangular platen one rectangular boss is arranged, and the side of this rectangular boss links to each other with the side of described rectangular platen.

7. according to claim 1 or 6 described agitating friction weld jigs, it is characterized in that the through hole at described pressing plate two ends is ellipse holes.

8. agitating friction weld jig according to claim 1 is characterized in that, described T-slot comprises wide and narrow portion.

9. agitating friction weld jig according to claim 8 is characterized in that described connector comprises screw bolt and nut, and this bolt comprises nut, screw rod, and described screw bolt and nut is to be threaded.

10. agitating friction weld jig according to claim 9, it is characterized in that, described nut size matches with wide size of described T-slot, and narrow size of described screw diameter and described T-slot matches, and described nut and screw rod just in time can embed in the described T-slot.