CN210755720U

CN210755720U - Clamp for fixing workpiece during welding of small workpiece

Info

Publication number: CN210755720U
Application number: CN201921290466.4U
Authority: CN
Inventors: 徐林飞
Original assignee: Shanghai Changjian Metal Precision Manufacturing Co ltd
Current assignee: Shanghai Changjian Metal Precision Manufacturing Co ltd
Priority date: 2019-08-10
Filing date: 2019-08-10
Publication date: 2020-06-16
Anticipated expiration: 2029-08-10

Abstract

The utility model discloses a fixture for fixing a workpiece during welding a small workpiece, which relates to the technical field of circuit board processing and welding and comprises a bottom plate, a fixing platform and a pressing mechanism which are respectively arranged above the bottom plate, and a workpiece arranged at the upper end of the fixing platform; the pressing mechanism mainly comprises an elbow clamping arm, a connecting arm, a pressing block and a spring plunger, wherein one end of the elbow clamping arm is rotatably connected with one end of the connecting arm through a metal shaft, the other end of the connecting arm is fixed with the pressing block through a bolt, the spring plunger is positioned at the front end of the pressing block, and the front end of the spring plunger is positioned right above a workpiece; the lower extreme of fixed platform passes through first support column and fixed connection, and the work piece standing groove has been seted up to fixed platform's up terminal surface, and the fixed slot has been seted up to one side that is located the work piece standing groove. The utility model discloses an elbow arm lock compresses tightly on the vertical direction to the work piece that lies in on the work piece standing groove, can prevent rocking of work piece in welding process, improves welded accuracy.

Description

Clamp for fixing workpiece during welding of small workpiece

Technical Field

The utility model belongs to the technical field of the circuit board processing, concretely relates to be used for fixed work piece's anchor clamps during welding small-size work piece.

Background

The circuit board is a support body of the electronic component and a carrier for electrical connection of the electronic component, and the circuit board has the main advantages of greatly reducing errors of wiring and assembly and improving the automation level and the production labor rate.

The circuit board need be fixed when the welding, and then conveniently goes electronic components welding, especially the more chip of pin, not only need fix the circuit board this moment, still need fix the electron unit ware, can't fix the electronic component of some easy damages on the circuit board very much, lack protect function.

In order to solve the problems, the application provides a clamp for fixing a workpiece when welding small workpieces.

SUMMERY OF THE UTILITY MODEL

For solving not only need fixing the circuit board that exists among the background art, still need fix the electron unit ware, can't fix some easily damaged electron device on the circuit board very much, lack protect function's technical problem, the utility model provides an anchor clamps that are used for fixed work piece during welding small-size work piece compress tightly on the vertical direction to the work piece that lies in the work piece standing groove through the elbow arm lock, can prevent rocking of work piece in welding process, improve welded accuracy, spring plunger's front end has the guard end, when spring plunger's front end and work piece contact, because the guard end adopts resin material, and then can prevent to cause the damage of work piece at the welded in-process, has a function of protection work piece.

The utility model provides a technical scheme that its technical problem adopted is: a clamp for fixing a workpiece during welding of a small workpiece comprises a bottom plate, a fixing platform and a pressing mechanism which are respectively arranged above the bottom plate, and a workpiece placed at the upper end of the fixing platform; the pressing mechanism mainly comprises an elbow clamping arm, a connecting arm, a pressing block and a spring plunger, wherein one end of the elbow clamping arm is rotatably connected with one end of the connecting arm through a metal shaft, the other end of the connecting arm is fixed with the pressing block through a bolt, the spring plunger is positioned at the front end of the pressing block, and the front end of the spring plunger is positioned right above the workpiece; the lower end of the fixed platform is fixedly connected with the bottom plate through a first supporting column, a workpiece placing groove is formed in the upper end face of the fixed platform, a fixed groove is formed in one side of the workpiece placing groove, and a tightening bolt is arranged above the fixed groove.

The clamp for fixing the workpiece during welding of the small workpiece is characterized in that the front end of the spring plunger is provided with a protection end, and the protection end is made of resin materials.

According to the clamp for fixing the workpiece during welding of the small workpiece, the bracket is arranged below the connecting arm, the connecting arm is rotatably connected with one end of the bracket through another metal shaft, the supporting plate is arranged below the bracket, and the bracket and the supporting plate are fixedly welded.

Foretell a be used for fixed work piece's anchor clamps during welding small-size work piece is located the pressure boost is installed to one side of linking arm and is pressed from both sides, just the pressure boost press from both sides with linking arm swing joint, the one end that the pressure boost pressed from both sides through the axle with the other end of support rotates to be connected.

The clamp for fixing the workpiece during welding of the small workpiece is characterized in that a second supporting column is arranged below the supporting plate, and the supporting plate is fixedly connected with the bottom plate through the second supporting column.

The clamp for fixing the workpiece during welding of the small workpiece is characterized in that a handle is arranged at the front end of the elbow clamping arm.

The above technical scheme of the utility model has following profitable technological effect:

1. the utility model discloses an elbow arm lock compresses tightly on the vertical direction to the work piece that lies in on the work piece standing groove, can prevent rocking of work piece in welding process, improves welded accuracy.

2. The utility model discloses spring plunger's front end has the protection end, when spring plunger's front end and work piece contact, because the protection end adopts resin material, and then can prevent to cause the damage of work piece at the welded in-process.

Drawings

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

FIG. 2 is a schematic structural view of the fixing platform of the present invention;

fig. 3 is a schematic structural view of the spring plunger of the present invention.

Reference numerals:

1. a handle; 2. an elbow clamp arm; 3. a pressurizing clamp; 4. a connecting arm; 5. briquetting; 6. a spring plunger; 7. a workpiece; 8. a base plate; 9. a first support column; 10. a fixed platform; 11. a second support column; 12. a support plate; 13. a support; 14. fixing grooves; 15. tightening the screw; 16. a workpiece placing groove; 17. and a protective end.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

Fig. 1 is the overall structure schematic diagram of the utility model, as shown in fig. 1, a clamp for fixing a workpiece during welding of a small-sized workpiece, including a bottom plate 8, a fixing platform 10 and a pressing mechanism which are respectively arranged above the bottom plate 8 and a workpiece 7 which is arranged on the upper end of the fixing platform 10.

In this embodiment, it should be noted that the workpiece 7 includes a circuit board and an electronic component, and in the use process, the circuit board is fixed by the fixing platform 10, and the electronic component can be fixed on the circuit board by the pressing mechanism, so as to improve the soldering accuracy.

In this embodiment, the mechanism of pushing down mainly comprises elbow arm lock 2, linking arm 4, briquetting 5 and spring plunger 6, elbow arm lock 2 one end through a metal axle with the one end of linking arm 4 is rotated and is connected, the other end of linking arm 4 with briquetting 5 is fixed through the bolt, spring plunger 6 is located briquetting 5's front end, just spring plunger 6's front end is located directly over work piece 7, is connected through linking arm 4 between elbow arm lock 2 and the briquetting 5, and when lifting elbow arm lock 2, spring plunger 6 downstream on the briquetting 5 has pressure to electronic components in the vertical direction.

In this embodiment, the lower extreme of fixed platform 10 through first support column with 8 fixed connection of bottom plate, fig. 2 is the utility model discloses a fixed platform structure schematic diagram, as shown in fig. 2, work piece standing groove 16 has been seted up to fixed platform 10's up end, is located fixed slot 14 has been seted up to one side of work piece standing groove 16 the position of fixed slot 14 top is provided with tightening bolt 15, work piece standing groove 16 that fixed platform 10's up end was seted up is used for placing the circuit board, arranges the circuit board in fixed slot 14, then can fix the circuit board through tightening bolt 15.

Referring to fig. 3, the front end of the spring plunger 6 is provided with a protection end 17, when the front end of the spring plunger 6 contacts the workpiece 7, the front end of the spring plunger 6 is the protection end 17, and the protection end 17 is made of resin material to prevent the workpiece 7 from being damaged.

Referring to fig. 1, a bracket 13 is arranged below the connecting arm 4, the connecting arm 4 is rotatably connected with one end of the bracket 13 through another metal shaft, a supporting plate 12 is arranged below the bracket 13, and the bracket 13 and the supporting plate 12 are welded and fixed.

Referring to fig. 1, a pressurizing clamp 3 is mounted on one side of the connecting arm 4, the pressurizing clamp 3 is movably connected with the connecting arm 4, and one end of the pressurizing clamp 3 is rotatably connected with the other end of the bracket 13 through a shaft.

More specifically, a second support post 11 is disposed below the support plate 12, and the support plate 12 is fixedly connected to the base plate 8 through the second support post 11.

More specifically, a handle 1 is provided at the front end of the toggle arm 2.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A clamp for fixing a workpiece during welding of a small workpiece is characterized by comprising a bottom plate (8), a fixing platform (10) and a pressing mechanism which are respectively arranged above the bottom plate (8), and a workpiece (7) placed at the upper end of the fixing platform (10);

the downward pressing mechanism mainly comprises an elbow clamping arm (2), a connecting arm (4), a pressing block (5) and a spring plunger (6), one end of the elbow clamping arm (2) is rotatably connected with one end of the connecting arm (4) through a metal shaft, the other end of the connecting arm (4) is fixed with the pressing block (5) through a bolt, the spring plunger (6) is located at the front end of the pressing block (5), and the front end of the spring plunger (6) is located right above the workpiece (7);

the lower end of the fixed platform (10) is fixedly connected with the bottom plate (8) through a first supporting column, a workpiece placing groove (16) is formed in the upper end face of the fixed platform (10), a fixed groove (14) is formed in one side, located on the workpiece placing groove (16), of the fixed platform, and a tightening bolt (15) is arranged above the fixed groove (14).

2. The clamp for fixing the workpieces during welding the small workpieces as recited in claim 1, characterized in that the front end of the spring plunger (6) is provided with a protection end (17), and the protection end (17) is made of resin material.

3. The clamp for fixing the workpieces during welding the small workpieces as recited in claim 1, characterized in that a bracket (13) is arranged below the connecting arm (4), the connecting arm (4) is rotatably connected with one end of the bracket (13) through another metal shaft, a support plate (12) is arranged below the bracket (13), and the bracket (13) and the support plate (12) are welded and fixed.

4. The clamp for fixing the workpieces during welding the small workpieces as recited in claim 3, characterized in that a pressurizing clamp (3) is installed on one side of the connecting arm (4), the pressurizing clamp (3) is movably connected with the connecting arm (4), and one end of the pressurizing clamp (3) is rotatably connected with the other end of the bracket (13) through a shaft.

5. The clamp for fixing the workpieces during welding of the small workpieces as recited in claim 1, characterized in that a second supporting column (11) is disposed below the supporting plate (12), and the supporting plate (12) is fixedly connected with the bottom plate (8) through the second supporting column (11).

6. A clamp for fixing small workpieces during welding as claimed in claim 1, characterized in that a handle (1) is arranged at the front end of the toggle clamp arm (2).