CN216264285U

CN216264285U - Cross-shaped connecting steel plate welding fixture

Info

Publication number: CN216264285U
Application number: CN202122608807.1U
Authority: CN
Inventors: 杨军
Original assignee: Anhui Yongjia Steel Structure Co ltd
Current assignee: Anhui Yongjia Steel Structure Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-04-12
Anticipated expiration: 2031-10-28

Abstract

The utility model provides a cross-shaped connecting steel plate welding fixture, belongs to the technical field of steel plate welding, and is used for solving the technical problems that the existing steel plate welding fixture is low in positioning speed and positioning accuracy of cross-shaped connecting steel plates with different sizes. The clamping device comprises a bottom plate, two bearing seats are fixed on the bottom plate, a rotating rod is rotatably connected between the two bearing seats, two moving blocks are in threaded connection with the rotating rod, a short plate clamping mechanism is arranged on the bottom plate and comprises two first supporting rods which are symmetrically distributed, a short plate clamping piece is fixed at the upper end of each first supporting rod, and a long plate clamping mechanism is arranged between the two short plate clamping mechanisms; the cross-shaped connecting steel plate welding fixture can quickly fix short plates with different sizes, can ensure that the two short plates are always in the aligned position, and has the advantages of simple operation, high positioning efficiency and high precision; the long plates with different sizes can be accurately positioned, the installation and disassembly processes are more convenient through the auxiliary assembly, and the welding efficiency is improved.

Description

Cross-shaped connecting steel plate welding fixture

Technical Field

The utility model belongs to the technical field of steel plate welding, and relates to a steel plate welding clamp, in particular to a cross-shaped connecting steel plate welding clamp.

Background

Welding is a manufacturing process and technology for joining metal or other thermoplastic materials such as plastics in a heating, high-temperature or high-pressure mode, and is widely used in the processing process of steel products.

The cross connecting steel plate welding is generally to form the cross shape with the welding in the both sides of long board of two short slab symmetries, cross connecting steel plate welding jig commonly used at present all is fixed, can not fix not unidimensional steel sheet, need operating personnel to measure and adjust anchor clamps again when needing fixed not unidimensional steel sheet, then just can play the positioning action, accommodation process is complicated, adjust time is longer, and it is not high to rely on the artifical precision of measuring, be unfavorable for improving welding efficiency and quality.

Based on the design, the cross-shaped connecting steel plate welding clamp is designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art, and provides a cross-shaped connecting steel plate welding clamp, which aims to solve the technical problems that: how to improve the positioning accuracy and the positioning efficiency of the steel plate welding clamp for the cross connecting steel plates with different sizes.

The purpose of the utility model can be realized by the following technical scheme:

a cross-shaped connecting steel plate welding fixture comprises a bottom plate, two bearing seats are fixed above the bottom plate, a rotating rod is rotatably arranged on each bearing seat, two symmetrically distributed threads are arranged on each rotating rod, two symmetrically distributed moving blocks are connected with the rotating rod in a threaded manner, two symmetrically distributed short plate clamping mechanisms are respectively arranged on two sides of the bottom plate, each short plate clamping mechanism comprises two first sliding blocks, two first sliding grooves which are symmetrically distributed relative to the rotating rod are formed in the bottom plate, the two first sliding blocks are respectively arranged in the two first sliding grooves in a sliding manner, the movable block at the corresponding position is hinged with two first connecting rods, the end parts of the two first connecting rods are hinged with the two first sliding blocks respectively, the upper ends of the first sliding blocks are fixedly provided with first supporting rods, the upper ends of the first supporting rods are fixedly provided with short plate clamping pieces, and a long plate clamping mechanism for fixing a long plate is arranged between the two short plate clamping mechanisms.

A plurality of anti-slip strips distributed at equal intervals are fixed on the short plate clamping piece, and a crank is fixed at the end part of the rotating rod.

Structure more than adopting, through the dwang of crank rotation, facilitate the use prevents through the antislip strip that the short slab from sliding, strengthens fixed effect, increases the practicality of anchor clamps.

The long plate clamping mechanism comprises a fixed pin fixed at the middle position of the bottom plate, a swing rod is connected to the fixed pin in a rotating mode, the fixed pin is located at the middle position of the swing rod, two ends of the swing rod are respectively hinged to a second connecting rod, two symmetrically distributed second sliding grooves are formed in the bottom plate, a second sliding block is arranged in each second sliding groove in a sliding mode and is hinged to the end portion of the corresponding second connecting rod, a second supporting rod is fixed to the upper end of each second sliding block, a long plate clamping piece is fixed to one of the second supporting rods, an auxiliary assembly is arranged on the other second supporting rod, a positioning assembly is arranged on the bottom plate, and the positioning assembly is in transmission connection with one of the second supporting rods.

Structure more than adopting, through swinging arms and two second connecting rods, guarantee that two second sliders are in the symmetric position all the time for two short slabs can just aim at the intermediate position of long slab, adjust the position of one of them second bracing piece through locating component, thereby centre gripping unidimensional long slab gets through auxiliary assembly to the long slab and puts, makes the installation convenient rapidly more with dismantling the long slab.

The positioning assembly comprises a fixed block fixed on the bottom plate, a thread adjusting rod is connected to the fixed block in a threaded mode, the end portion of the thread adjusting rod is rotatably connected with one of the second supporting rods, and the thread adjusting rod is parallel to the second sliding groove.

The structure more than adopting rotates the screw thread adjusting rod for the screw thread adjusting rod removes for the fixed block, thereby drives second bracing piece and second slider and removes along the second spout, adjusts the distance between two second bracing pieces, thereby makes anchor clamps can fix not unidimensional long board.

The auxiliary assembly is including fixing the fixed plate in one of them second bracing piece upper end, the T shape hole has been seted up on the fixed plate, the upside in T shape hole slides and is provided with the fixture block, be fixed with the guide bar of pull rod and two symmetric distributions on the fixture block, and pull rod and two guide bar tip all are fixed with the fender shoulder, be fixed with the C shaped plate on the fixed plate, and pull rod and two guide bar slide and run through the C shaped plate, the cover is equipped with the spring on the pull rod, and the both ends of spring offset with C shaped plate and fixture block respectively, the lower extreme of fixture block is fixed with the thread bush, and the lower extreme threaded connection of thread bush has adjusting bolt.

Structure more than adopting, at first adjust adjusting bolt to appropriate length according to the thickness of long plate, when installing the long plate, offset the one end and the long plate holder of long plate, the other end of long plate releases downwards, under the effect of gravity, the other end of long plate can extrude the fixture block and make the fixture block move to the outside and compression spring, set level along with the long plate, the fixture block resets under the spring action of spring, make adjusting bolt support at the long plate upper surface, fix the long plate, the welding is accomplished the back, the pulling pull rod, make adjusting bolt break away from the long plate upper surface, can directly lift the one end that the long plate is close to adjusting bolt this moment, dismantle the long plate, and is convenient and fast.

Compared with the prior art, the cross-shaped connecting steel plate welding fixture has the following advantages:

1. through short board fixture for the fixed not unidimensional short board that anchor clamps can be quick can guarantee simultaneously that two short boards are in the position of aliging all the time, easy operation, and positioning efficiency is high, the precision is high.

2. Through long board fixture for anchor clamps can the not unidimensional long board of accurate positioning, make installation and dismantlement process more convenient through auxiliary assembly, improve welding efficiency.

Drawings

FIG. 1 is a schematic perspective view of the present invention in use;

FIG. 2 is a schematic perspective view of the present invention when not in use;

FIG. 3 is a schematic view of the long plate holding mechanism of the present invention;

FIG. 4 is a schematic perspective view of an auxiliary assembly of the present invention

Fig. 5 is a front view schematically illustrating the auxiliary assembly according to the present invention.

In the figure: 1. a base plate; 2. a bearing seat; 3. rotating the rod; 4. a moving block; 5. a first chute; 6. a first slider; 7. a first link; 8. a first support bar; 9. a short plate clamp; 10. anti-slip strips; 11. a fixing pin; 12. a swing lever; 13. A second link; 14. a second chute; 15. a second slider; 16. a second support bar; 17. a long plate clamp; 18. a fixed block; 19. a threaded adjusting rod; 20. a fixing plate; 21. a T-shaped hole; 22. a clamping block; 23. a pull rod; 24. a guide bar; 25. A shoulder block; 26. a C-shaped plate; 27. a spring; 28. a threaded sleeve; 29. adjusting the bolt; 30. a crank handle.

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.

Referring to fig. 1-5, the embodiment provides a cross-shaped connecting steel plate welding fixture, which includes a bottom plate 1, two bearing seats 2 fixed above the bottom plate 1, a rotating rod 3 rotatably disposed on the bearing seats 2, two symmetrically distributed threads formed on the rotating rod 3, two symmetrically distributed moving blocks 4 connected to the rotating rod 3 via threads, two symmetrically distributed short plate clamping mechanisms disposed on two sides of the bottom plate 1 respectively, each short plate clamping mechanism including two first sliding blocks 6, two first sliding grooves 5 symmetrically distributed with respect to the rotating rod 3 formed on the bottom plate 1, two first sliding blocks 6 slidably disposed in the two first sliding grooves 5 respectively, two first connecting rods 7 hinged to the corresponding moving blocks 4, and ends of the two first connecting rods 7 respectively hinged to the two first sliding blocks 6, a first supporting rod 8 fixed on the upper end of the first sliding blocks 6, the upper end of the first supporting rod 8 is fixed with a short plate clamping piece 9, and a long plate clamping mechanism for fixing a long plate is arranged between the two short plate clamping mechanisms.

A plurality of anti-slip strips 10 distributed at equal intervals are fixed on the short plate clamping piece 9, and a crank 30 is fixed at the end part of the rotating rod 3; the rotating rod 3 is rotated through the crank 30, the use is convenient, the short plate is prevented from sliding through the anti-slip strip 10, the fixing effect is enhanced, and the practicability of the clamp is improved.

The long plate clamping mechanism comprises a fixed pin 11 fixed in the middle of the bottom plate 1, a swing rod 12 is rotatably connected to the fixed pin 11, the fixed pin 11 is located in the middle of the swing rod 12, two ends of the swing rod 12 are respectively hinged with a second connecting rod 13, two symmetrically distributed second sliding grooves 14 are formed in the bottom plate 1, a second sliding block 15 is arranged in each second sliding groove 14 in a sliding mode, each second sliding block 15 is hinged with the end portion of the corresponding second connecting rod 13, a second supporting rod 16 is fixed at the upper end of each second sliding block 15, a long plate clamping piece 17 is fixed on one second supporting rod 16, an auxiliary assembly is arranged on the other second supporting rod 16, a positioning assembly is arranged on the bottom plate 1, and the positioning assembly is in transmission connection with one second supporting rod 16; through swinging arms 12 and two second connecting rods 13, guarantee that two second sliders 15 are in the symmetric position all the time for two short slabs can just aim at the intermediate position of long slab, adjust one of them second bracing piece 16's position through locating component, thereby the not unidimensional long slab of centre gripping is got through auxiliary assembly to the long slab and is put, makes the installation and dismantles the long slab convenient and rapid more.

The positioning assembly comprises a fixed block 18 fixed on the bottom plate 1, a threaded adjusting rod 19 is connected to the fixed block 18 in a threaded manner, the end of the threaded adjusting rod 19 is rotatably connected with one of the second supporting rods 16, and the threaded adjusting rod 19 is parallel to the second sliding chute 14; the screw thread adjusting rod 19 is rotated, so that the screw thread adjusting rod 19 moves relative to the fixing block 18, the second supporting rod 16 and the second sliding block 15 are driven to move along the second sliding groove 14, the distance between the two second supporting rods 16 is adjusted, and the clamp can fix long plates with different sizes.

The auxiliary assembly comprises a fixing plate 20 fixed at the upper end of one of the second support rods 16, a T-shaped hole 21 is formed in the fixing plate 20, a clamping block 22 is arranged on the upper side of the T-shaped hole 21 in a sliding mode, a pull rod 23 and two guide rods 24 which are symmetrically distributed are fixed on the clamping block 22, a blocking shoulder 25 is fixed at the end portions of the pull rod 23 and the two guide rods 24, a C-shaped plate 26 is fixed on the fixing plate 20, the pull rod 23 and the two guide rods 24 penetrate through the C-shaped plate 26 in a sliding mode, a spring 27 is sleeved on the pull rod 23, two ends of the spring 27 are respectively abutted against the C-shaped plate 26 and the clamping block 22, a threaded sleeve 28 is fixed at the lower end of the clamping block 22, and an adjusting bolt 29 is in threaded connection with the lower end of the threaded sleeve 28; at first, adjust adjusting bolt 29 to appropriate length according to the thickness of long plate, when installing the long plate, the one end and the long plate holder 17 of long plate offset, the other end of long plate releases downwards, under the effect of gravity, the other end of long plate can extrude fixture block 22 and make fixture block 22 move and compression spring 27 to the outside, along with the long plate is set level, fixture block 22 resets under the spring action of spring 27, make adjusting bolt 29 support at the long plate upper surface, fix the long plate, after the welding is accomplished, pulling pull rod 23, make adjusting bolt 29 break away from the long plate upper surface, can directly lift the one end that the long plate is close to adjusting bolt 29 this moment, dismantle the long plate, and is convenient and fast.

In the present embodiment, the fixing means are all the most commonly used fixing connection means in the field, such as welding, bolt connection, etc.

The working principle of the utility model is as follows:

firstly, the adjusting bolt 29 is adjusted to a proper length according to the thickness of the long plate, the threaded adjusting rod 19 is rotated to enable the threaded adjusting rod 19 to move relative to the fixing block 18, so as to drive the second supporting rods 16 and the second sliders 15 to move along the second sliding grooves 14, the distance between the two second supporting rods 16 is adjusted, so that the fixture can fix the long plates with different sizes, when the two second supporting rods 16 are adjusted, the two second sliders 15 are ensured to be always in symmetrical positions through the swinging rod 12 and the two second connecting rods 13, so that the two short plates can be just aligned to the middle position of the long plate, after the two second supporting rods 16 are adjusted, the long plate can be installed, one end of the long plate is abutted against the long plate clamping piece 17, the other end of the long plate is released downwards, under the action of gravity, the other end of the long plate can extrude the fixture block 22 to enable the fixture block 22 to move outwards and compress the spring 27, along with the long plate is laid flat, the fixture block 22 resets under the elastic force effect of the spring 27, so that the adjusting bolt 29 abuts against the upper surface of the long plate, the long plate is fixed, after the long plate is fixed, the crank 30 is rotated to drive the two moving blocks 4 to move, the moving blocks 4 move under the action of the two first connecting rods 7 to drive the two first sliders 6 to synchronously move, the two short plate clamping pieces 9 are adjusted to proper positions, then the two short plates are placed close to the long plate, the crank 30 is rotated to drive the two short plate clamping pieces 9 to move, the short plates are fixed, then welding can be carried out, after welding is completed, the pull rod 23 is pulled, so that the adjusting bolt 29 is separated from the upper surface of the long plate, at the moment, one end, close to the adjusting bolt 29, of the long plate can be directly lifted, the long plate is detached, and the operation is convenient and fast.

In conclusion, the short plate clamping mechanism enables the clamp to quickly fix short plates with different sizes, and meanwhile, the two short plates can be always in the aligned position, so that the operation is simple, the positioning efficiency is high, and the precision is high;

through long board fixture for anchor clamps can the not unidimensional long board of accurate positioning, make installation and dismantlement process more convenient through auxiliary assembly, improve welding efficiency.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A cross-shaped connecting steel plate welding fixture comprises a bottom plate (1) and is characterized in that two bearing seats (2) are fixed above the bottom plate (1), a rotating rod (3) is rotatably arranged on each bearing seat (2), two sections of symmetrically distributed threads are arranged on each rotating rod (3), two symmetrically distributed moving blocks (4) are in threaded connection with each rotating rod (3), two symmetrically distributed short plate clamping mechanisms are respectively arranged on two sides of the bottom plate (1) and comprise two first sliding blocks (6), two first sliding grooves (5) which are symmetrically distributed relative to the rotating rod (3) are arranged on the bottom plate (1), the two first sliding blocks (6) are respectively arranged in the two first sliding grooves (5) in a sliding manner, two first connecting rods (7) are hinged on the moving blocks (4) at corresponding positions, and the end parts of the two first connecting rods (7) are respectively hinged with the two first sliding blocks (6), a first supporting rod (8) is fixed at the upper end of the first sliding block (6), a short plate clamping piece (9) is fixed at the upper end of the first supporting rod (8), and a long plate clamping mechanism for fixing a long plate is arranged between the two short plate clamping mechanisms.

2. The cross-shaped connecting steel plate welding fixture as claimed in claim 1, wherein a plurality of anti-slip strips (10) are fixed on the short plate clamping piece (9) and are distributed at equal intervals, and a crank (30) is fixed at the end of the rotating rod (3).

3. The cross-shaped connecting steel plate welding fixture according to claim 1 or 2, characterized in that the long plate clamping mechanism comprises a fixing pin (11) fixed at the middle position of the bottom plate (1), the fixing pin (11) is rotatably connected with a swing rod (12), the fixing pin (11) is located at the middle position of the swing rod (12), two ends of the swing rod (12) are respectively hinged with a second connecting rod (13), the bottom plate (1) is provided with two symmetrically distributed second sliding grooves (14), a second sliding block (15) is slidably arranged in the second sliding grooves (14), the second sliding block (15) is hinged with the end part of the second connecting rod (13) at the corresponding position, the upper end of the second sliding block (15) is fixed with a second supporting rod (16), one of the second supporting rods (16) is fixed with a long plate clamping piece (17), and the other second supporting rod (16) is provided with an auxiliary component, the bottom plate (1) is provided with a positioning component, and the positioning component is in transmission connection with one of the second support rods (16).

4. The cross-shaped connecting steel plate welding fixture as claimed in claim 3, wherein the positioning assembly comprises a fixing block (18) fixed on the bottom plate (1), a threaded adjusting rod (19) is connected to the fixing block (18) in a threaded manner, the end of the threaded adjusting rod (19) is rotatably connected to one of the second supporting rods (16), and the threaded adjusting rod (19) is parallel to the second sliding chute (14).

5. The cross-shaped connecting steel plate welding fixture according to claim 3, wherein the auxiliary assembly comprises a fixing plate (20) fixed at the upper end of one of the second support rods (16), a T-shaped hole (21) is formed in the fixing plate (20), a clamping block (22) is slidably arranged at the upper side of the T-shaped hole (21), a pull rod (23) and two guide rods (24) which are symmetrically distributed are fixed on the clamping block (22), a blocking shoulder (25) is fixed at each of the ends of the pull rod (23) and the two guide rods (24), a C-shaped plate (26) is fixed on the fixing plate (20), the pull rod (23) and the two guide rods (24) slidably penetrate through the C-shaped plate (26), a spring (27) is sleeved on the pull rod (23), two ends of the spring (27) respectively abut against the C-shaped plate (26) and the clamping block (22), a threaded sleeve (28) is fixed at the lower end of the clamping block (22), and the lower end of the threaded sleeve (28) is connected with an adjusting bolt (29) through threads.