CN214770029U

CN214770029U - Adjustable workpiece clamping mechanism for welding machine

Info

Publication number: CN214770029U
Application number: CN202121177699.0U
Authority: CN
Inventors: 李映富
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-11-19
Anticipated expiration: 2031-05-28

Abstract

The utility model discloses a work piece fixture for welding machine with adjustable belongs to welding equipment technical field. The utility model provides a work piece fixture for welding machine with adjustable, comprises a workbench, fixed block rear side outer wall middle part is equipped with adjusting hand wheel, adjusting hand wheel cylinder end passes inside extending to outside and the coaxial coupling has the lead screw of fixed block, the spacing ear that is located the front side is connected with the regulation pole through the round pin axle rotation, the spacing ear that is located the rear side is connected with the bracing piece through the round pin axle rotation, the inseparable cooperation between the structure, make the device can treat that the inside of welded pipe spare supports fixedly through the support of a plurality of arc pieces, thereby make the whole exposure of pipe spare outside, make things convenient for weldment work, simultaneously through the multiple spot support of inner wall, avoided receiving the influence of welding high temperature, the material relative condition that softens and produce deformation easily, the welded quality has been improved, the condition of pipe spare damage has been reduced.

Description

Adjustable workpiece clamping mechanism for welding machine

Technical Field

The utility model relates to a welding equipment technical field, more specifically say, relate to a work piece fixture for welding machine with adjustable.

Background

Welding, also called as fusion and melt, is a manufacturing process for joining metals in a heating, high-temperature or high-pressure mode, has a simple structure for some workpieces with regular welding paths, can greatly improve the production efficiency by using welding equipment, such as flanges, the connection of damaged pipes and pipes is lengthened, and the like, and the document with the prior art publication number of CN212371534U provides a clamping mechanism of an automatic welding machine, the device is characterized in that a circular turntable and a speed reducer which drives the circular turntable to rotate are arranged on a worktable of the welding machine, the speed reducer is arranged below the worktable, a second circular groove which is matched with balls to rotate is arranged on the bottom surface of the circular turntable, a center hole is arranged at the center of the worktable, a vertical column for sleeving the pipes is arranged in a mounting hole, clamping fixing seats are symmetrically arranged on two sides of the surface of the circular turntable, and the tail end of a mandril is connected with a top block, although the device has more beneficial effects, the following problems still exist: the device welds through treating welding sense pipe fitting and carrying out the centre gripping after, has the unable welded condition in clamping part, simultaneously, carries out the centre gripping through two outside grip blocks, receives the influence of welding high temperature, and the material relative softening produces deformation easily to lead to damages such as pipe fitting, wasted time, the cost is improved, in view of this, we provide a work piece fixture for welding machine with adjustable.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a work piece fixture for welding machine with adjustable to solve the problem that proposes among the above-mentioned background art.

2. Technical scheme

An adjustable workpiece clamping mechanism for a welding machine comprises a workbench, wherein a telescopic rod is arranged at the middle position of the front end of the upper side of the workbench, a supporting arc is fixedly arranged at the output end of the telescopic rod, a fixed block is arranged at the middle position of the rear end of the upper side of the workbench, a supporting column is fixedly arranged at the middle part of the outer wall of the front side of the fixed block, a plurality of fixing lugs A are annularly and equidistantly arranged on the circumferential outer wall of the supporting column, an adjusting hand wheel is arranged at the middle part of the outer wall of the rear side of the fixed block, the cylindrical end of the adjusting hand wheel penetrates through the inside of the fixed block to extend to the outside and is coaxially connected with a lead screw, a limiting disc is welded at the front end of the lead screw, a limiting column is arranged behind the lead screw, a plurality of fixing lugs B are annularly and equidistantly arranged at the front end of the limiting column, a plurality of arc-shaped blocks are annularly and equidistantly arranged on the rear side of the fixed block, and two limiting lugs are arranged on the inner wall of the arc-shaped block in a front-back structure, the limiting lugs on the front side are rotatably connected with adjusting rods through pin shafts, and the limiting lugs on the rear side are rotatably connected with supporting rods through pin shafts.

Preferably, the screw rod is in threaded connection with a threaded hole formed in the middle of the support column.

Preferably, the limiting disc is connected with the limiting groove in a sliding mode.

Preferably, the fixed lug A is rotatably connected with the front end of the adjusting rod through a pin shaft, and the fixed lug B is rotatably connected with the rear end of the supporting rod through a pin shaft.

Preferably, the adjusting rod and the supporting rod are arranged in a cross structure and are rotatably connected through a pin shaft.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses a be equipped with adjusting hand wheel at fixed block rear side outer wall middle part, adjusting hand wheel cylinder end passes inside extending to outside and the coaxial coupling has the lead screw of fixed block, the spacing ear that is located the front side is connected with the regulation pole through the round pin axle rotation, the spacing ear that is located the rear side is connected with the bracing piece through the round pin axle rotation, closely cooperate between the structure, make the device can treat that the welding pipe fitting is inside to be supported fixedly through the support of a plurality of arc pieces, thereby make the whole exposure of pipe fitting outside, make things convenient for weldment work, simultaneously through the multiple spot support of inner wall, avoided receiving welding high temperature's influence, the material softens the condition that produces deformation easily relatively, the welded quality is improved, the condition of pipe fitting damage has been reduced.

2. The utility model has the advantages that the limiting disc is welded at the front end of the screw rod and is connected with the limiting groove in a sliding way, so that the limiting column does not rotate along with the screw rod when the screw rod rotates; the fixed lug A is rotationally connected with the front end of the adjusting rod through a pin shaft, the fixed lug B is rotationally connected with the rear end of the supporting rod through a pin shaft, and the adjusting rod is driven to move inwards and outwards through the change of the length of the screw rod, so that the supporting rod is driven to move inwards and outwards; the adjusting rod and the supporting rod are arranged in a cross structure and are rotatably connected through a pin shaft. So that the adjusting rod and the supporting rod can be limited and rotated and unfolded.

Drawings

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

FIG. 2 is a disassembled view of the arc block structure of the present invention;

FIG. 3 is an enlarged view of the structure at the position A of the present invention;

the reference numbers in the figures illustrate: 1. a work table; 2. a telescopic rod; 3. supporting the arc; 4. a fixed block; 401. a support pillar; 402. a threaded hole; 403. a fixing lug A; 5. adjusting a hand wheel; 501. a screw rod; 502. a limiting disc; 503. a limiting column; 504. a fixing lug B; 505. a limiting groove; 6. an arc-shaped block; 601. a limiting lug; 602. adjusting a rod; 603. a support rod.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution:

an adjustable workpiece clamping mechanism for a welding machine comprises a workbench 1, a telescopic rod 2 is arranged at the middle position of the front end of the upper side of the workbench 1, a supporting arc 3 is fixedly arranged at the output end of the telescopic rod 2, a fixed block 4 is arranged at the middle position of the rear end of the upper side of the workbench 1, a supporting column 401 is fixedly arranged at the middle part of the outer wall of the front side of the fixed block 4, a plurality of fixing lugs A403 are annularly and equidistantly arranged on the circumferential outer wall of the supporting column 401, an adjusting hand wheel 5 is arranged at the middle part of the outer wall of the rear side of the fixed block 4, the cylindrical end of the adjusting hand wheel 5 penetrates through the inside of the fixed block 4 to extend to the outside and is coaxially connected with a lead screw 501, a limiting disc 502 is welded at the front end of the lead screw 501, a limiting column 503 is arranged behind the lead screw 501, a plurality of fixing lugs B504 are annularly and equidistantly arranged at the front end of the circumferential outer wall of the limiting column 503, a limiting groove 505 is arranged inside the front end of the limiting column 503, a plurality of arc blocks 6 are annularly and equidistantly arranged at the back of the fixing block, two limiting lugs 601 are arranged on the inner wall of the front and back structure, the limiting lug 601 located on the front side is rotatably connected with an adjusting rod 602 through a pin shaft, and the limiting lug 601 located on the rear side is rotatably connected with a supporting rod 603 through a pin shaft. Closely cooperate between the structure for the device can treat through the support of a plurality of arc pieces 6 that the pipe fitting is inside to support fixedly, thereby makes the whole exposure of pipe fitting outside, makes things convenient for weldment work, supports through the multiple spot of inner wall simultaneously, has avoided receiving welding high temperature's influence, and the material softens the condition that produces deformation easily relatively, has improved the welded quality, has reduced the condition that the pipe fitting damaged.

Specifically, the screw rod 501 is in threaded connection with a threaded hole 402 formed in the middle of the support column 401. The screw rod 501 can extend or contract by rotating the screw rod 501 in the threaded hole 402 in the middle of the support column 401.

Further, the limiting plate 502 is slidably connected with the limiting groove 505. So that the limiting post 503 does not follow the rotation when the screw 501 rotates.

Further, the fixing lug a403 is rotatably connected with the front end of the adjusting rod 602 through a pin, and the fixing lug B504 is rotatably connected with the rear end of the supporting rod 603 through a pin. The length of the screw rod 501 is changed to drive the adjusting rod 602 to move inwards and outwards, so as to drive the supporting rod 603 to move inwards and outwards.

Furthermore, the adjusting rod 602 and the supporting rod 603 are arranged in a cross structure and are rotatably connected through a pin. The adjusting rod 602 and the supporting rod 603 can be limited and rotated and unfolded by the pin shaft.

The working principle is as follows: when the adjustable workpiece clamping mechanism for the welding machine is needed, firstly, a pipe fitting to be welded is sleeved on the outer side of the arc-shaped block 6, at the same time, the adjusting hand wheel 5 is rotated, because the cylindrical end of the adjusting hand wheel 5 penetrates through the inside of the fixed block 4 to extend to the outside and is coaxially connected with the screw rod 501, the screw rod 501 is in threaded connection with the threaded hole 402 formed in the middle of the supporting column 401, the screw rod 501 rotates in the threaded hole 402 in the middle of the supporting column 401 through the screw rod 501, so that the screw rod 501 can extend or contract, at the same time, the front end of the screw rod 501 is welded with the limiting disc 502, the limiting disc 502 is in sliding connection with the limiting groove 505, so that the limiting column 503 does not rotate when the screw rod 501 rotates, through the contraction of the screw rod 501, because the fixing lug A is rotatably connected with the front end of the adjusting rod 602 through the pin shaft, the fixing lug B504 is rotatably connected with the rear end of the supporting rod 603 through the pin shaft 403, through the change of the length of the screw rod 501, thereby drive and adjust pole 602 outward movement to having driven bracing piece 603 outward movement, and adjusting pole 602 and bracing piece 603 and being the criss-cross structure setting, and rotate through the round pin axle and be connected, rotate through the round pin axle and connect, make adjust pole 602 and bracing piece 603 can carry out spacing and rotate and expand fixedly, and the opposite side of pipe fitting makes telescopic link 2 to suitable height support the pipe fitting through supporting arc 3 through the controller.

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. The utility model provides a work piece fixture for welding machine with adjustable, includes workstation (1), its characterized in that: the utility model discloses a fixed block of a gas turbine engine, including workstation (1), telescopic link (2) output set firmly support arc (3), workstation (1) upside rear end intermediate position is equipped with fixed block (4), fixed block (4) front side outer wall middle part has set firmly support column (401), support column (401) circumference outer wall is the equidistant a plurality of fixed ears A (403) that are equipped with of annular, fixed block (4) rear side outer wall middle part is equipped with adjusting hand wheel (5), adjusting hand wheel (5) cylinder end passes fixed block (4) inside and extends to the outside and coaxial coupling has lead screw (501), lead screw (501) front end welding has spacing dish (502), lead screw (501) rear is equipped with spacing post (503), spacing post (503) circumference outer wall front end is the equidistant a plurality of fixed ears B (504) of annular, spacing groove (505) have been seted up to spacing post (503) front end inside, fixed block (4) rear side is the equidistant a plurality of arc pieces (6) that are equipped with of annular, arc piece (6) inner wall is the front and back structure and is equipped with two spacing ears (601), is located the front side spacing ear (601) are connected with through the round pin axle rotation and are adjusted pole (602), are located the rear side spacing ear (601) are connected with bracing piece (603) through the round pin axle rotation.

2. The adjustable workpiece clamping mechanism for the welding machine as recited in claim 1, wherein: the screw rod (501) is in threaded connection with a threaded hole (402) formed in the middle of the support column (401).

3. The adjustable workpiece clamping mechanism for the welding machine as recited in claim 1, wherein: the limiting disc (502) is connected with the limiting groove (505) in a sliding mode.

4. The adjustable workpiece clamping mechanism for the welding machine as recited in claim 1, wherein: the fixed lug A (403) is rotatably connected with the front end of the adjusting rod (602) through a pin shaft, and the fixed lug B (504) is rotatably connected with the rear end of the supporting rod (603) through a pin shaft.

5. The adjustable workpiece clamping mechanism for the welding machine as recited in claim 1, wherein: the adjusting rod (602) and the supporting rod (603) are arranged in a crossed structure and are rotatably connected through a pin shaft.