CN216066165U

CN216066165U - Rotary welding tool

Info

Publication number: CN216066165U
Application number: CN202122216499.8U
Authority: CN
Inventors: 梁士朋
Original assignee: Qingdao Shengpengda Precision Machinery Co ltd
Current assignee: Qingdao Shengpengda Precision Machinery Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-03-18
Anticipated expiration: 2031-09-14

Abstract

The utility model discloses a rotary welding tool, which relates to the technical field of welding and comprises a cross-shaped bracket and a supporting seat arranged in the middle of the bottom surface of the cross-shaped bracket, wherein the top surface of the supporting seat is connected with the bottom surface of the cross-shaped bracket through a bearing seat in a rotating manner, and a positioning assembly for stopping the rotation of the cross-shaped bracket is arranged in the middle of the supporting seat; a containing cavity is formed in the plate body on the periphery of the cross-shaped bracket, an adjusting supporting plate is movably arranged in the containing cavity, and a pair of limiting clamping plates for fixing a workpiece is vertically arranged at the top of the mounting block; a thrust assembly for limiting the movable clamping of the clamping plate is arranged in the mounting cavity; the positioning component is matched with the thrust component, so that stable clamping of a workpiece to be welded is facilitated, the rotating bracket can be rotatably limited, and the rotating bracket is prevented from influencing welding work when the workpiece is welded; the convenience of the bracket in positioning is improved, and the stability of the workpiece in welding is effectively improved.

Description

Rotary welding tool

Technical Field

The utility model relates to the technical field of welding, in particular to a rotary welding tool.

Background

The welding machine is an electric appliance which provides a power supply with certain characteristics for welding, and the welding machine has the advantages of flexibility, simplicity, convenience, firmness and reliability, and high strength of a welded seam and is widely applied to various industrial fields; during welding, workpieces are mostly fixed on a bracket, an operator needs to hold a welding gun by one hand and hold a welding wire by the other hand, and the position of the operator is changed or the angle of the workpieces to be welded is shifted, so that the workpieces are fully welded in the circumferential direction;

however, when the existing bracket for welding is used, because the workpiece needs to be rotatably supported by the bracket when rotating, the welding wire is attached to the workpiece to generate thrust when welding, and because the rotating bracket is not limited and fixed, the bracket can drive the workpiece to rotate after receiving the thrust, so that the stability of the workpiece during welding is reduced, and the problems of welding beading, uneven height of welding seams and the like easily occur at the welding position; therefore, the above problems need to be dealt with.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defect of poor practicability in the prior art, and provides a rotary welding tool.

In order to achieve the purpose, the utility model adopts the following technical scheme: a rotary welding tool comprises a cross-shaped bracket and a supporting seat arranged in the middle of the bottom surface of the cross-shaped bracket, wherein the top surface of the supporting seat is connected with the bottom surface of the cross-shaped bracket through a bearing seat in a rotating mode, and a positioning assembly used for stopping the rotation of the cross-shaped bracket is arranged in the middle of the supporting seat;

the plate bodies around the cross-shaped bracket are internally provided with accommodating cavities, adjusting supporting plates are movably arranged in the accommodating cavities, the outer ends of the adjusting supporting plates movably penetrate through the accommodating cavities and are fixedly connected with mounting blocks, and a pair of limiting clamping plates for fixing workpieces is vertically arranged at the tops of the mounting blocks; a pair of mounting cavities is formed in the inner portion of the mounting block, and a thrust assembly used for limiting the clamping plate to move and clamp is arranged in the mounting cavities.

Preferably, the positioning assembly comprises an insertion groove formed in the middle of the bottom surface of the cross-shaped bracket, a rectangular groove formed in the middle of the top surface of the cross-shaped bracket, a limiting plate movably arranged in the rectangular groove, a pressing plate horizontally arranged in the insertion groove and a positioning insertion block fixedly connected to the middle of the bottom surface of the pressing plate, and the top end of the supporting seat extends into the insertion groove and is provided with a positioning groove in a matched manner with the positioning insertion block; the middle of the bottom surface of the limiting plate is vertically and fixedly connected with a rotating pull rod, and the bottom end of the rotating pull rod movably penetrates into the insertion groove and is fixedly connected with the top surface of the pressing plate.

Preferably, the positioning insertion block is of an inverted trapezoidal convex block structure, and the positioning groove is of an inverted trapezoidal groove-shaped notch.

Preferably, the periphery of the top surface of the pressure plate is provided with a return spring fixedly connected with the inner top surface of the insertion groove.

Preferably, the thrust subassembly includes that transversely locate stabilizer bar in the installation piece and movable sleeve establish the sleeve pipe on the stabilizer bar middle part both sides body of rod, every equal movable sleeve is equipped with thrust spring on the stabilizer bar in the sleeve pipe outside, the vertical rigid coupling in sheathed tube top has the connecting block, the interior top surface both ends of installation cavity are all opened and are equipped with the strip opening, the top of connecting block extend from the strip opening in with spacing splint's bottom rigid coupling.

Preferably, the inner end of the accommodating cavity is transversely and fixedly connected with a stabilizing insertion plate, the plate body of the adjusting supporting plate is internally matched with the stabilizing insertion plate to be provided with a stabilizing cavity, and the outer end of the stabilizing insertion plate is movably inserted into the stabilizing cavity.

Preferably, threaded holes are formed in the outer ends of the bottom surfaces of the plate bodies on the periphery of the cross-shaped bracket, positioning bolts are arranged in the threaded holes, a plurality of thread grooves are formed in the bottom surfaces of the adjusting supporting plate bodies at equal intervals, and the top ends of the positioning bolts abut against the thread grooves.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the positioning assembly is matched with the thrust assembly, so that stable clamping of a workpiece to be welded is facilitated, and meanwhile, the rotating bracket can be subjected to rotation limiting, and the influence on the welding work caused by the rotating bracket when the workpiece is welded is avoided; the convenience of the bracket in positioning is improved, and the stability of the workpiece in welding is effectively improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a schematic view of a front view structure according to the present invention;

FIG. 2 is a schematic structural view of a cross bracket in a cross-sectional limit state according to the present invention;

FIG. 3 is a schematic view of a cross-shaped bracket according to the present invention in a rotated state;

FIG. 4 is a schematic structural view of a cross bracket according to the present invention in a top-view position-limiting state;

FIG. 5 is a schematic view of a cross bracket according to the present invention in a top view in a rotated state;

fig. 6 is a schematic perspective view of a pressing plate and a positioning insert according to the present invention.

Number in the figure: 1. a cross bracket; 2. a supporting seat; 3. adjusting the supporting plate; 4. a limiting clamp plate; 5. a limiting plate; 6. pressing a plate; 7. positioning the insert block; 8. a return spring; 9. rotating the pull rod; 10. and (5) stabilizing the inserting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example (b): referring to fig. 1-6, the spin welding tool of the present invention includes a cross bracket 1 and a support base 2 disposed in the middle of the bottom surface of the cross bracket 1, wherein the top surface of the support base 2 is rotatably connected to the bottom surface of the cross bracket 1 through a bearing seat, and a positioning assembly for stopping the rotation of the cross bracket 1 is disposed in the middle of the support base 2; accommodating cavities are formed in the plate bodies around the cross-shaped bracket 1, adjusting supporting plates 3 are movably arranged in the accommodating cavities, the outer ends of the adjusting supporting plates 3 movably penetrate through the accommodating cavities and are fixedly connected with mounting blocks, and a pair of limiting clamping plates 4 for fixing workpieces is vertically arranged at the tops of the mounting blocks; a pair of mounting cavities is formed in the inner part of the mounting block, and a thrust assembly for movably clamping the limiting clamping plate 4 is arranged in each mounting cavity; through the matching of the positioning assembly and the thrust assembly, the rotating bracket can be rotated and limited while the workpiece to be welded is stably clamped, so that the influence of the rotating bracket on the welding work when the workpiece is welded is avoided; the convenience of the bracket in positioning is improved, and the stability of the workpiece in welding is effectively improved.

In the utility model, the positioning assembly comprises an insertion groove arranged in the middle of the bottom surface of the cross bracket 1, a rectangular groove arranged in the middle of the top surface of the cross bracket 1, a limiting plate 5 movably arranged in the rectangular groove, a pressing plate 6 horizontally arranged in the insertion groove and a positioning insertion block 7 fixedly connected to the middle of the bottom surface of the pressing plate 6, wherein the top end of the supporting seat 2 extends into the insertion groove and is provided with a positioning groove matched with the positioning insertion block 7; the middle part of the bottom surface of the limiting plate 5 is vertically and fixedly connected with a rotating pull rod 9, and the bottom end of the rotating pull rod 9 movably penetrates into the inserting groove to be fixedly connected with the top surface of the pressing plate 6; the positioning insert 7 is of an inverted trapezoidal convex block structure, and the positioning groove is an inverted trapezoidal groove-shaped notch; the top surface of clamp plate 6 all is equipped with all around with the reset spring 8 of inserting groove inner top surface rigid coupling, is convenient for make location inserted block 7 stably peg graft through reset spring 8.

The thrust assembly comprises a stabilizer bar transversely arranged in the mounting block and sleeves movably sleeved on rod bodies on two sides of the middle part of the stabilizer bar, a thrust spring is movably sleeved on the stabilizer bar outside each sleeve, the top end of each sleeve is vertically and fixedly connected with a connecting block, two ends of the inner top surface of the mounting cavity are respectively provided with a strip-shaped opening, and the top end of each connecting block extends out of the strip-shaped opening to be fixedly connected with the bottom of a limiting clamp plate 4; the thrust spring is convenient for leading each pair of limiting clamping plates 4 to stably clamp the workpiece.

In the utility model, the inner end of the containing cavity is transversely and fixedly connected with a stable inserting plate 10, the plate body of the adjusting supporting plate 3 is internally matched with the stable inserting plate 10 to form a stable cavity, and the outer end of the stable inserting plate 10 is movably inserted into the stable cavity, so that the stability and the connection strength of the adjusting supporting plate 3 when the adjusting supporting plate extends out are improved.

In the utility model, threaded holes are formed in the outer ends of the bottom surfaces of plate bodies around the cross-shaped bracket 1, positioning bolts are arranged in the threaded holes, a plurality of thread grooves are formed in the bottom surfaces of the plate bodies of the adjusting supporting plates 3 at equal intervals, and the top ends of the positioning bolts are abutted against the thread grooves; the adjusting supporting plate 3 drawn out is convenient to limit and fix.

The working principle is as follows: when the steel bar butt-welding device is used, firstly, steel bars to be welded into a rectangular frame are placed between each pair of limiting clamp plates 4, under the action of a driving force assembly, the steel bars are clamped and fixed by each pair of limiting clamp plates 4 conveniently, then the extending length of the supporting plate 3 is adjusted according to the length of the steel bars, so that four steel bars are butted into a rectangular frame shape, then one corner of the rectangular frame is welded by an external welding machine, then the limiting plate 5 is pulled upwards, the bottom end of the limiting plate 5 is lifted out of a rectangular groove, the pressing plate 6 and the positioning insertion block 7 are driven to be lifted by the rotating pull rod 9 at the bottom end of the limiting plate 5, and meanwhile, the lifted limiting plate 5 is rotated by 90 degrees, so that the bottom end of the limiting plate 5 abuts against the top surface of the cross-shaped bracket 1, and the limiting plate 5 is prevented from falling back into the rectangular groove; the positioning insert 7 cancels the limit of the cross bracket 1, so that the cross bracket 1 can horizontally rotate on the supporting seat 2;

the rectangular frame formed by the steel bars is driven to horizontally rotate through the rotation of the cross bracket 1, so that the welding operation of the rest corners of the rectangular frame is facilitated, the limiting plate 5 is rotated by 90 degrees again during the welding operation, the limiting plate 5 falls back into the rectangular groove conveniently, and the inserting block 7 can be positioned to perform rotation limiting on the cross bracket 1 under the action of the reset spring 8; the cross bracket 1 is prevented from rotating during welding, the stability of the workpiece during welding is improved, and the convenience of the workpiece during welding is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a spin welding frock, includes cross bracket (1) and locates supporting seat (2) at cross bracket (1) bottom surface middle part, its characterized in that: the top surface of the supporting seat (2) is connected with the bottom surface of the cross bracket (1) through a bearing seat in a rotating way, and a positioning assembly for stopping the rotation of the cross bracket (1) is arranged in the middle of the supporting seat (2);

accommodating cavities are formed in the plate bodies around the cross-shaped bracket (1), adjusting support plates (3) are movably arranged in the accommodating cavities, the outer ends of the adjusting support plates (3) movably penetrate through the accommodating cavities and are fixedly connected with mounting blocks, and a pair of limiting clamp plates (4) for fixing workpieces is vertically arranged at the tops of the mounting blocks; a pair of mounting cavities is formed in the inner portion of the mounting block, and a thrust assembly used for moving and clamping the limiting clamping plate (4) is arranged in each mounting cavity.

2. The spin welding frock of claim 1, characterized in that: the positioning assembly comprises an insertion groove formed in the middle of the bottom surface of the cross-shaped bracket (1), a rectangular groove formed in the middle of the top surface of the cross-shaped bracket (1), a limiting plate (5) movably arranged in the rectangular groove, a pressing plate (6) horizontally arranged in the insertion groove and a positioning insertion block (7) fixedly connected to the middle of the bottom surface of the pressing plate (6), and the top end of the supporting seat (2) extends into the insertion groove and is provided with a positioning groove in a matched manner with the positioning insertion block (7); the middle of the bottom surface of the limiting plate (5) is vertically and fixedly connected with a rotating pull rod (9), and the bottom end of the rotating pull rod (9) movably penetrates into the insertion groove to be fixedly connected with the top surface of the pressing plate (6).

3. The spin welding frock of claim 2, characterized in that: the positioning insertion block (7) is of an inverted trapezoidal convex block structure, and the positioning groove is an inverted trapezoidal groove-shaped notch.

4. The spin welding frock of claim 2, characterized in that: and reset springs (8) fixedly connected with the inner top surface of the insertion groove are arranged on the periphery of the top surface of the pressing plate (6).

5. The spin welding frock of claim 1, characterized in that: thrust subassembly establishes the sleeve pipe on the body of rod in stabilizer bar middle part both sides including transversely locating stabilizer bar and the activity cover in the installation piece, every equal movable sleeve is equipped with thrust spring on the stabilizer bar in the sleeve pipe outside, the vertical rigid coupling in sheathed tube top has the connecting block, the interior top surface both ends of installation cavity are all opened and are equipped with the strip opening, the top of connecting block extend from the strip opening in with the bottom rigid coupling of spacing splint (4).

6. The spin welding frock of claim 1, characterized in that: accomodate the horizontal rigid coupling in inner in chamber and have stabilized picture peg (10), the stable chamber has been seted up in the stable picture peg (10) of plate body fit-in of regulation layer board (3), the outer end activity of stabilizing picture peg (10) is pegged graft at stable intracavity.

7. The spin welding frock of claim 1, characterized in that: threaded holes are formed in the outer ends of the bottom surfaces of the plate bodies on the periphery of the cross-shaped bracket (1), positioning bolts are arranged in the threaded holes, a plurality of thread grooves are formed in the bottom surface of the plate body of the adjusting supporting plate (3) at equal intervals, and the top ends of the positioning bolts are abutted to the thread grooves.