CN209886992U - A special-shaped component welding fixture - Google Patents

Abstract

The utility model provides a dysmorphism component welding jig, relates to an anchor clamps, including the frame, frame top symmetry is equipped with clamping device A and clamping device B, the inside motor that is equipped with of clamping device A, the motor passes through the motor fixing base to be fixed on clamping device A's inner wall, the output shaft and the swivel nut of motor pass through the coupling joint, and the swivel nut is connected and both are threaded connection with the screw rod, and the one end that the motor was kept away from to the screw rod is connected and both are fixed connection with the push pedal, evenly be equipped with a plurality of flexible clamping device on one side that the screw rod was kept away from to the push pedal, it can realize pressing from both sides tightly different special-shaped component to carry out corresponding processing to it, thereby avoid because the appearance of special-shaped component differs, the tight circumstances such as damage to.

Description

A special-shaped component welding fixture

technical field

The utility model relates to a fixture, in particular to a welding fixture for special-shaped components.

Background technique

Fixture refers to the device used to fix the processing object in the process of machinery manufacturing, so that it occupies the correct position to accept construction or inspection, also known as the fixture. In a broad sense, any process in the process, the device used to quickly, easily and safely install the workpiece can be called a fixture. The fixture usually consists of a positioning element (determining the correct position of the workpiece in the fixture), a clamping device, a tool setting guide element (determining the relative position of the tool and the workpiece or guiding the tool direction), an indexing device (enabling the workpiece to be installed in one installation). Complete the processing of several stations, including rotary indexing device and linear moving indexing device), connecting elements and clamp body (clamp base), etc.; and the welding fixture is to ensure the size of the weldment, improve the assembly accuracy and Efficiency, the fixture used to prevent welding deformation, but the target to be clamped by today's fixtures is generally the periphery is regular, that is, the target is generally cylindrical, cuboid or cube-shaped, etc. Regular parts, such fixtures are not suitable for different The clamping of regular special-shaped components is extremely difficult. Due to the different shapes and thicknesses of special-shaped components, it is easy to cause damage to the components when clamping them. Processing such as welding is also extremely difficult.

Utility model content

The purpose of this utility model is to overcome the shortcomings of the above-mentioned prior art, and propose a special-shaped component welding fixture, which can clamp different special-shaped components, so as to perform corresponding processing, thereby avoiding Due to the different shapes of the special-shaped components, the clamping of the traditional clamps is easy to cause damage to the components, and the utility model is easy to operate, simple in structure, and has good practicability.

In order to solve the above-mentioned technical problems, the technical scheme adopted by the present utility model is: a special-shaped member welding fixture, including a machine base, the top of the machine base is symmetrically provided with a clamping device A and a clamping device B, and the clamping device A is Has the same structure as the clamping device B;

There is a motor inside the clamping device A, the motor is fixed on the inner wall of the clamping device A through the motor fixing seat, the output shaft of the motor is connected with the screw sleeve through a coupling, the screw sleeve is connected with the screw rod, and the two are Threaded connection, the end of the screw rod away from the motor is connected with the push plate and the two are fixedly connected, and a limit rod A and a limit rod B are symmetrically arranged on the side of the push plate close to the screw rod, and the limit rod A passes through and is arranged in the limit rod. The through hole on the position block A and the two are slidingly connected, the limit block A is connected with the inner wall of the clamping device A, and the limit rod B passes through the through hole provided on the limit block B and the two are in a sliding connection , the limit block B is connected with the inner wall of the clamping device A, and a plurality of telescopic clamping devices are evenly arranged on the side of the push plate away from the screw rod.

Further, the telescopic clamping device includes a first telescopic sleeve, a second telescopic sleeve, a slide rail, a spring and a clamping block, the first telescopic sleeve is connected to the push plate and a slide rail is arranged inside the first telescopic sleeve, so the The first telescopic sleeve and the second telescopic sleeve are connected by sliding rails and the two are in a sliding connection. The end of the second telescopic sleeve away from the first telescopic sleeve is provided with a clamping block, and the clamping block is close to one end of the second telescopic sleeve. The side is connected with one end of the spring, and the other end of the spring is connected with the push plate.

Further, the limit block A and the limit block B have an axisymmetric structure with respect to the motor.

Further, the push plate is made of hard metal.

Further, the material of the spring is alloy steel.

Further, the motor is a bidirectional motor.

Compared with the prior art, the utility model has the following beneficial effects:

The utility model provides a welding fixture for special-shaped components, which can clamp irregular special-shaped components while realizing the clamping of regular components by adding a plurality of telescopic clamping devices to the clamping device. The clamp uses an electric motor as a power source and uses a screw sleeve for transmission, which avoids the situation that the staff manually clamps the components, and the utility model has simple operation, simple structure and good practicability.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the front view of the utility model;

Fig. 3 is a partial enlarged view A of Fig. 1;

Fig. 4 is a partial enlarged view B of Fig. 1;

FIG. 5 is a partial enlarged view C of FIG. 1 .

Detailed ways

As shown in Figures 1-5, a welding fixture for special-shaped components includes a machine base 1. The top of the machine base 1 is symmetrically provided with a clamping device A2 and a clamping device B3. The clamping device A2 and the clamping device B3 have the same Structure;

The clamping device A2 is provided with a motor 4, and the motor 4 is fixed on the inner wall of the clamping device A2 through a motor fixing seat. The output shaft of the motor 4 is connected with the screw sleeve 6 through a coupling, and the screw sleeve 6 is connected with the screw 9 is connected and the two are threadedly connected, the end of the screw 9 away from the motor 4 is connected with the push plate 10 and the two are fixedly connected, the push plate 10 is symmetrically provided with a limit rod A8 and a limit rod B12 on one side of the screw 9, The limit rod A8 passes through the through hole provided on the limit block A7 and the two are in a sliding connection. The limit block A7 is connected with the inner wall of the clamping device A2, and the limit rod B12 passes through the limit block A7. The block B13 has a through hole and the two are slidingly connected. The limit block B13 is connected to the inner wall of the clamping device A2. A plurality of telescopic clamping devices are evenly arranged on the side of the push plate 10 away from the screw rod 9 .

Specifically, the telescopic clamping device includes a first telescopic sleeve 5 , a second telescopic sleeve 15 , a slide rail 14 , a spring 11 and a clamping block 16 , and the first telescopic sleeve 5 is connected with the push plate 10 to the first telescopic sleeve There is a slide rail 14 inside, the first telescopic sleeve 5 and the second telescopic sleeve 15 are connected by the slide rail 14 and the two are slidingly connected, and the end of the second telescopic sleeve 15 away from the first telescopic sleeve 5 is provided with Clamping block 16, one side of the clamping block 16 close to the second telescopic sleeve 15 is connected to one end of the spring 11, and the other end of the spring 11 is connected to the push plate 10.

Specifically, the limiting block A7 and the limiting block B13 have an axisymmetric structure with respect to the motor 4 .

Specifically, the push plate 10 is made of hard metal, such as stainless steel, alloy, and the like.

Specifically, the material of the spring 11 is alloy steel, such as spring steel.

Specifically, the motor is a bidirectional motor.

The specific implementation is as follows: when using the special-shaped component welding fixture, first, the worker puts the component to be clamped on the machine base 1, and places it between the clamping device A2 and the clamping device B3, and the clamping device A2 and the clamp The tightening device B3 performs synchronous operation, starts the motor 4, the output shaft of the motor 4 rotates, drives the screw sleeve 6 to rotate, the rotation of the screw sleeve 6 makes the screw 9 threadedly connected with the screw sleeve 6 move to the right, and pushes the push plate 10 to the component position. Move, the limit rod limit block here plays a guiding role, the multiple telescopic clamping devices on the push plate 10 contact the component, the motor 4 continues to work, when the component is a regular component, the multiple telescopic clamping devices The second telescopic sleeve 15 slides in the direction of the first telescopic sleeve 5, and the slide rail 14 plays a guiding role here; at the same time, the spring 11 is compressed, and the staff determines the clamping state, and stops the motor 4 in time to start welding. When it is an irregular special-shaped member, the working principle is the same as above. When the number of telescopic clamping devices is more, the clamping effect on the special-shaped member is better.

By adding a plurality of telescopic clamping devices to the clamping device, the utility model can clamp the regular components and also clamp the irregular special-shaped components. The clamp uses a motor as a power source and uses a screw sleeve The screw is used for transmission, which avoids the situation that the staff manually clamps the components, and the utility model has the advantages of simple operation, simple structure and good practicability.

The above-mentioned embodiments are only the preferred technical solutions of the present invention, and should not be regarded as limitations of the present invention. An equivalent alternative to features is the scope of protection. That is, equivalent replacements and improvements within this scope are also within the protection scope of the present invention.

Claims (6)

1. The utility model provides a dysmorphism component welding jig, includes frame (1), its characterized in that: the top of the machine base (1) is symmetrically provided with a clamping device A (2) and a clamping device B (3), and the clamping device A (2) and the clamping device B (3) have the same structure;

the inner wall of the clamping device A (2) is internally provided with a motor (4), the motor (4) is fixed on the inner wall of the clamping device A (2) through a motor fixing seat, an output shaft of the motor (4) is connected with a screw sleeve (6) through a coupler, the screw sleeve (6) is connected with a screw rod (9) and is in threaded connection with the screw rod, one end of the screw rod (9) far away from the motor (4) is connected with a push plate (10) and is in fixed connection with the push plate, one side of the push plate (10) close to the screw rod (9) is symmetrically provided with a limiting rod A (8) and a limiting rod B (12), the limiting rod A (8) penetrates through holes formed in the limiting block A (7) and is in sliding connection with the limiting block A (7), the limiting block A (7) is connected with the inner wall of the clamping device A (2), the limiting rod B (12) penetrates through holes formed in the limiting block B (13) and is in sliding connection with the limiting, and a plurality of telescopic clamping devices are uniformly arranged on one side of the push plate (10) far away from the screw rod (9).

2. The profiled element welding jig of claim 1, characterized in that: the telescopic clamping device comprises a first telescopic sleeve (5), a second telescopic sleeve (15), a sliding rail (14), a spring (11) and a clamping block (16), wherein the first telescopic sleeve (5) is connected with the push plate (10) and is internally provided with the sliding rail (14), the first telescopic sleeve (5) is connected with the second telescopic sleeve (15) through the sliding rail (14) and is in sliding connection with the second telescopic sleeve (15), one end, away from the first telescopic sleeve (5), of the second telescopic sleeve (15) is provided with the clamping block (16), one side, close to the second telescopic sleeve (15), of the clamping block (16) is connected with one end of the spring (11), and the other end of the spring (11) is connected with the push plate (10).

3. The profiled element welding jig of claim 1, characterized in that: the limiting block A (7) and the limiting block B (13) form an axisymmetric structure relative to the motor (4).

4. The profiled element welding jig of claim 1, characterized in that: the push plate (10) is made of hard metal.

5. The profiled element welding jig of claim 2, characterized in that: the spring (11) is made of alloy steel.

6. The profiled element welding jig of claim 1, characterized in that: the motor (4) is a bidirectional motor.

Images