CN213080577U

CN213080577U - Clamping and fixing device for workpiece welding

Info

Publication number: CN213080577U
Application number: CN202022107176.0U
Authority: CN
Inventors: 吕江丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-04-30
Anticipated expiration: 2030-09-23

Abstract

The utility model discloses a work piece is centre gripping fixing device for welding, comprises a workbench, the equal fixedly connected with riser in position that workstation top outer wall is close to both sides, and one side outer wall of riser is opened there is the installing port, and the inner wall of installing port is rotated through the bearing and is connected with the pivot, the one end fixedly connected with fixing mechanism of pivot, still be provided with slewing mechanism on the riser, four corners of workstation bottom outer wall all are provided with the supporting leg, fixing mechanism includes fixed cover and a centre gripping section of thick bamboo, fixed cover is fixed to be set up in the one end of pivot, and a centre gripping section of thick bamboo slides and sets up in fixed cover, the outer wall of fixed cover and a centre gripping section of thick bamboo is opened and is had the equidistance and be the screw hole that the annular distributes. The utility model discloses can fix the work piece of different length, use and have more the flexibility, and can make the work piece in the centre gripping section of thick bamboo constantly rotatory, make things convenient for the workman to weld more, the result of use is better.

Description

Clamping and fixing device for workpiece welding

Technical Field

The utility model relates to the technical field of machining, especially, relate to a work piece is centre gripping fixing device for welding.

Background

The machining is a process of changing the overall dimension or performance of a workpiece by a mechanical device, and can be divided into cutting and pressure machining according to the difference of machining modes, the workpiece needs to be welded frequently in the machining process, and a clamping device needs to be used for fixing the workpiece in the welding process.

At present, certain weak point still exists in current centre gripping fixing device, and in the use, it is fixed to directly carry out the centre gripping to the work piece usually, and need weld the welding department and rotate a week in welding process usually, but fixed work piece can't rotate, leads to welding process very troublesome, consequently, need to design a work piece and weld with centre gripping fixing device and solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a clamping and fixing device for welding workpieces.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a work piece is centre gripping fixing device for welding, includes the workstation, the equal fixedly connected with riser in position that workstation top outer wall is close to both sides, and one side outer wall of riser is opened there is the installing port, and the inner wall of installing port rotates through the bearing and is connected with the pivot, the one end fixedly connected with fixed establishment of pivot, still be provided with slewing mechanism on the riser.

As a further aspect of the present invention: four corners of the outer wall of the bottom of the workbench are provided with supporting legs.

As a further aspect of the present invention: the fixing mechanism comprises a fixing cover and a clamping cylinder, the fixing cover is fixedly arranged at one end of the rotating shaft, the clamping cylinder is arranged in the fixing cover in a sliding mode, threaded holes distributed in an annular mode are formed in the outer walls of the fixing cover and the clamping cylinder at equal intervals, a screw rod is connected to the inner wall of each threaded hole in a threaded mode, and an adjusting wheel is arranged at one end of the screw rod.

As a further aspect of the present invention: the other end of the screw rod is provided with a rubber ball.

As a further aspect of the present invention: slewing mechanism includes dwang, driving gear and driven gear, one side outer wall of riser is opened there is spacing hole, and the dwang passes through the bearing and rotates and set up in spacing hole, the driving gear sets up in the outer wall of dwang, driven gear sets up in the outer wall of pivot, and meshes mutually between driving gear and the driven gear.

As a further aspect of the present invention: the outer wall of dwang is provided with the crank.

As a further aspect of the present invention: the one end of pivot is opened there is the fixed orifices, and the inner wall threaded connection of fixed orifices has the lead screw, the one end fixedly connected with carousel of lead screw, and the other end fixedly connected with push pedal of lead screw.

As a further aspect of the present invention: the outer wall of the push plate is provided with rollers which are distributed in an annular shape at equal intervals.

The utility model has the advantages that:

1. through the arrangement of the fixing cover, the clamping cylinder, the screw rod, the adjusting wheel and the rubber ball, a workpiece to be welded can be placed in the clamping cylinder, the clamping cylinder can slide in the fixing cover according to the length of the workpiece, so that the clamping cylinder and the screw rod on the fixing cover are just in contact with the workpiece, then the screw rod can be driven to rotate by rotating the adjusting wheel, the rubber ball on the screw rod is abutted against the outer wall of the workpiece, and the structure can fix the workpieces with different lengths and is more flexible in use;

2. through the arrangement of the rotating rod, the driving gear, the driven gear and the crank, the crank can be shaken to drive the rotating rod to rotate, the driven gear on the rotating rod can drive the driving gear on the rotating shaft to rotate, so that the fixing mechanism integrally rotates, a workpiece in the clamping cylinder can continuously rotate, the welding of workers is facilitated, and the using effect is better;

3. through lead screw, carousel, push pedal and the gyro wheel that sets up, rotate the carousel and can drive the lead screw and rotate, the lead screw drives the push pedal and removes, can outwards release the work piece for can in close contact with between treating the welded workpiece, make things convenient for the welding more, and the gyro wheel in the push pedal can reduce the frictional force with the work piece, prevent that the work piece from being worn out, have more the practicality.

Drawings

Fig. 1 is a schematic cross-sectional view of a clamping fixture for workpiece welding according to embodiment 1;

FIG. 2 is a schematic structural view of a fixing mechanism of a clamping and fixing device for workpiece welding according to embodiment 1;

fig. 3 is a schematic view of the overall structure of a clamping and fixing device for workpiece welding according to embodiment 2.

In the figure: 1 workstation, 2 dwangs, 3 supporting legs, 4 risers, 5 pivots, 6 fixed hoods, 7 clamping cylinder, 8 screws, 9 regulating wheels, 10 rubber ball, 11 driving gears, 12 driven gear, 13 crank, 14 lead screws, 15 carousel, 16 push pedals, 17 gyro wheels.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-2, a clamping and fixing device for workpiece welding comprises a workbench 1, wherein the outer wall of the top of the workbench 1 is fixedly connected with vertical plates 4 at positions close to two sides, an installation opening is formed in the outer wall of one side of each vertical plate 4, the inner wall of each installation opening is rotatably connected with a rotating shaft 5 through a bearing, one end of each rotating shaft 5 is fixedly connected with a fixing mechanism, and a rotating mechanism is further arranged on each vertical plate 4.

Four corners of the outer wall of the bottom of the workbench 1 are provided with supporting legs 3.

The fixing mechanism comprises a fixing cover 6 and a clamping cylinder 7, the fixing cover 6 is fixedly arranged at one end of the rotating shaft 5, the clamping cylinder 7 is arranged in the fixing cover 6 in a sliding mode, threaded holes which are distributed in an annular mode are formed in the outer walls of the fixing cover 6 and the clamping cylinder 7 at equal intervals, a screw rod 8 is connected to the inner wall of each threaded hole in a threaded mode, and an adjusting wheel 9 is arranged at one end of the screw rod 8.

The other end of the screw 8 is provided with a rubber ball 10, which can prevent the workpiece from being damaged by clamping.

Slewing mechanism includes dwang 2, driving gear 11 and driven gear 12, and open one side outer wall of riser 4 has spacing hole, and dwang 2 passes through the bearing and rotates and set up in spacing hole, and driving gear 11 sets up in the outer wall of dwang 2, and driven gear 12 sets up in the outer wall of pivot 5, and meshes mutually between driving gear 11 and the driven gear 12.

The outer wall of dwang 2 is provided with crank 13, conveniently rocks dwang 2.

The working principle is as follows: during the use, treat that welded workpiece can place in a clamping cylinder 7, and clamping cylinder 7 can slide in fixed cover 6 according to the length of work piece, make clamping cylinder 7 and the screw rod 8 on the fixed cover 6 just contact with the work piece, then rotate regulating wheel 9 and can drive screw rod 8 and rotate, make the rubber ball 10 on the screw rod 8 support the work piece outer wall, this structure can be fixed the work piece of different length, it has more flexibility to use, it can drive dwang 2 and rotate to wave crank 13, driven gear 12 on the dwang 2 can drive the driving gear 11 in the pivot 5 and rotate, make fixed establishment wholly rotate, can make the work piece in the clamping cylinder 7 constantly rotate, make things convenient for the workman to weld more, the result of use is better.

Example 2

Referring to fig. 3, a clamping and fixing device for workpiece welding, in this embodiment, compared with embodiment 1, further includes a fixing hole formed at one end of the rotating shaft 5, a screw 14 is connected to an inner wall of the fixing hole through a thread, a rotary disc 15 is fixedly connected to one end of the screw 14, and a push plate 16 is fixedly connected to the other end of the screw 14.

The outer wall of the push plate 16 is provided with rollers 17 which are distributed in an annular shape at equal intervals.

The working principle is as follows: during the use, rotate carousel 15 and can drive lead screw 14 and rotate, lead screw 14 drives push pedal 16 and removes, can outwards release the work piece for treat can in close contact with between the welding workpiece, make things convenient for the welding more, and gyro wheel 17 on the push pedal 16 can reduce the frictional force with the work piece, prevent that the work piece from being worn out, have more the practicality.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a work piece is centre gripping fixing device for welding, includes workstation (1), its characterized in that, workstation (1) top outer wall is close to the equal fixedly connected with riser (4) in position of both sides, and one side outer wall of riser (4) opens there is the installing port, and the inner wall of installing port rotates through the bearing and is connected with pivot (5), the one end fixedly connected with fixed establishment of pivot (5), still be provided with slewing mechanism on riser (4).

2. The clamping and fixing device for workpiece welding as claimed in claim 1, characterized in that the four corners of the outer wall of the bottom of the workbench (1) are provided with supporting legs (3).

3. The clamping and fixing device for workpiece welding according to claim 1 is characterized in that the fixing mechanism comprises a fixing cover (6) and a clamping cylinder (7), the fixing cover (6) is fixedly arranged at one end of the rotating shaft (5), the clamping cylinder (7) is slidably arranged in the fixing cover (6), threaded holes are formed in the outer walls of the fixing cover (6) and the clamping cylinder (7) and are distributed in an annular shape at equal intervals, a screw rod (8) is connected to the inner wall of each threaded hole in a threaded mode, and an adjusting wheel (9) is arranged at one end of each screw rod (8).

4. A clamping fixture for workpiece welding according to claim 3 characterized in that the other end of the screw (8) is provided with a rubber ball (10).

5. The clamping and fixing device for welding the workpiece as recited in claim 1, wherein the rotating mechanism comprises a rotating rod (2), a driving gear (11) and a driven gear (12), a limiting hole is formed in the outer wall of one side of the vertical plate (4), the rotating rod (2) is rotatably arranged in the limiting hole through a bearing, the driving gear (11) is arranged on the outer wall of the rotating rod (2), the driven gear (12) is arranged on the outer wall of the rotating shaft (5), and the driving gear (11) and the driven gear (12) are meshed with each other.

6. A clamping and fixing device for workpiece welding according to claim 5, characterized in that the outer wall of the rotating rod (2) is provided with a crank (13).

7. The clamping and fixing device for workpiece welding as claimed in claim 1, characterized in that one end of the rotating shaft (5) is provided with a fixing hole, the inner wall of the fixing hole is connected with a screw rod (14) in a threaded manner, one end of the screw rod (14) is fixedly connected with a rotary disc (15), and the other end of the screw rod (14) is fixedly connected with a push plate (16).

8. The clamping and fixing device for workpiece welding as claimed in claim 7, characterized in that the outer wall of the push plate (16) is provided with rollers (17) which are distributed in a ring shape at equal intervals.