A frame structure welding tool

Abstract

The application relates to the technical field of welding tooling, in particular to a frame structure welding tooling which comprises a tooling base, a device seat is fixedly connected on the tooling base, a rotating column is rotationally connected on the tooling base, a placing seat is arranged above the rotating column, a transmission mechanism is rotationally connected in the placing seat, a plurality of equilateral triangle structure positioning frames are slidingly matched on the placing seat, reinforcing mechanisms are rotationally connected on the equilateral triangle structure positioning frames, a plurality of corner alignment seats are fixedly connected on the device seat, through the equilateral triangle structure positioning frames and the reinforcing mechanisms, the frame structure welding tooling can be accurately positioned according to the geometric shape of the frame when the equilateral triangle frame is welded, the edges of each frame can be accurately docked, the design can effectively avoid the misplacement of the frame, ensure the consistency of the positions of the welding seams during welding, and reduce the misalignment and misedge phenomena.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of welding tooling, in particular to a frame structure welding tooling. BACKGROUND

[0002] Frame structure generally refers to a spatial structure system composed of beams, columns, nodes and other components, and is widely used in the fields of building, bridge, machinery and the like. The design of frame structure focuses on bearing capacity, stability, stiffness and seismic resistance and the like. Frame structure welding tooling is usually used in welding production lines to ensure the precision and stability in the welding process. Its design needs to consider work efficiency, operation safety, welding precision, and easy adjustment and maintenance.

[0003] The document with the prior art publication number CN108098222A provides a high-precision frame structure assembly welding tooling for a vacuum electron beam welding assembly case to ensure the gap amount, control the welding deformation and make the frame produce rotation, which can ensure the gap amount of the weld joint, constrain the entire frame, prevent the frame from deforming during the welding process, and enable the frame to produce rotation so that all welds can be completed under one vacuum furnace, thereby improving the welding efficiency and quality.

[0004] Frame structures are various, such as equilateral triangle frame structures. The existing technology realizes the clamping and fixing of the rectangular frame of the case through the front and rear clamping plates during use, but lacks a positioning structure compatible with the equilateral triangle frame structure, which cannot accurately position and fix the equilateral triangle frame structure, resulting in position deviation of the frame during welding. Inaccurate positioning can affect the welding quality and produce misaligned welds.

[0005] In summary, there is a lack of positioning technology compatible with the equilateral triangle frame structure for welding tooling in the prior art. SUMMARY

[0006] The purpose of the present application is to solve the shortcomings in the background art and provide a frame structure welding tooling.

[0007] To achieve the above purpose, the technical scheme adopted by the present application is as follows: a frame structure welding tooling, comprising a tooling base, a device seat is fixedly connected and arranged on the tooling base, a rotating column is rotatably connected and arranged on the tooling base, a placing seat is arranged above the rotating column, a transmission mechanism is rotatably connected and arranged in the placing seat, a plurality of equilateral triangle structure positioning frames are slidably connected and arranged on the placing seat, a reinforcing mechanism is rotatably connected and arranged on the equilateral triangle structure positioning frame, and a plurality of corner alignment seats are fixedly connected and arranged on the device seat.

[0008] Preferably, the rotating connection is provided with a bidirectional screw rod on the tool base, outer walls of both ends of the bidirectional screw rod are threadedly connected with sliding blocks, the sliding blocks are fixedly connected with guide rail rings, and guide rail grooves are formed in inner walls of the guide rail rings.

[0009] Preferably, a plurality of track wheels are rotatably connected in an annular structure at the bottom end of the rotating column, the track wheels are slidably arranged in inner walls of the guide rail grooves, the rotating column extends through the top surface of the tool base to the lower side and is fixedly connected with a motor, the motor is fixedly connected with the tool base, and a fixed rack is fixedly connected at the top end of the rotating column.

[0010] Preferably, a hydraulic cylinder is fixedly connected at the bottom end of the placing seat, the hydraulic cylinder is fixedly connected with an inner wall of the rotating column, and a plurality of frame edges are placed on the placing seat.

[0011] Preferably, the transmission mechanism comprises a rotating disc, a plurality of adjusting connecting rods are rotatably connected in an annular structure on the rotating disc, a rotating shaft is fixedly connected to the lower surface of the rotating disc, the rotating shaft is rotatably connected with an inner wall of the placing seat, and a worm wheel is fixedly connected to the bottom end of the rotating shaft.

[0012] Preferably, a worm is meshingly and transmissionally arranged on one side of the worm wheel, the worm is rotatably connected with the inner wall of the placing seat, a transmission gear is fixedly connected to the outer end of the worm, and the transmission gear is meshingly and transmissionally arranged with the fixed rack.

[0013] Preferably, the equilateral triangle structure positioning frame is arranged in an L-shaped structure, one side of the equilateral triangle structure positioning frame abuts against a side of the frame edge, a connecting shaft is fixedly connected to the lower side of one end of the equilateral triangle structure positioning frame, the connecting shaft is rotatably connected with one end of the adjusting connecting rod, a contact rod is slidably and penetratingly arranged in the inner wall of one end of the equilateral triangle structure positioning frame, the outer end of the contact rod is movably in contact with the inner wall of the placing seat, an adjusting rack is fixedly connected to the inner end of the contact rod, a spring is fixedly connected to one end of the adjusting rack, and the other end of the spring is fixedly connected with the inner wall of the equilateral triangle structure positioning frame.

[0014] Preferably, the reinforcing mechanism comprises an electric push rod, the electric push rod is rotatably connected with the inner wall of the equilateral triangle structure positioning frame, an adjusting gear is fixedly connected to the outer wall of one end of the electric push rod in the equilateral triangle structure positioning frame, the adjusting gear is meshingly and transmissionally arranged with the adjusting rack, an reinforcing block is fixedly connected in an eccentric structure at the top end of the electric push rod, and the reinforcing block abuts against the upper surface of the frame edge.

[0015] Preferably, the corner alignment seat is provided with an alignment groove, the alignment groove is matched with the corner of the frame edge, a cleaning block is slidably arranged on the inner wall of the corner alignment seat, an inclined surface is formed on the upper surface of the cleaning block, the inclined surface is slidably arranged on the frame edge, a sleeve rod is fixedly connected to the lower surface of one end of the cleaning block, the sleeve rod is slidably arranged on the inner wall of the bottom end of the corner alignment seat, a tension spring is fixedly connected to one end of the sleeve rod, and the other end of the tension spring is fixedly connected to the inner wall of the corner alignment seat.

[0016] Compared with the prior art, the present application has the following beneficial effects:

[0017] 1. By setting multiple equilateral triangular structure positioning frames and reinforcing mechanisms, the transmission mechanism automatically drives the multiple equilateral triangular structure positioning frames and reinforcing mechanisms to move and abut on the three frame edges to be welded when the placing seat moves, thereby achieving accurate positioning according to the geometric shape of the frame during welding of the equilateral triangular frame structure, ensuring accurate butt joint of the edges of each frame, effectively avoiding frame misalignment, ensuring consistent position of each weld during welding, and reducing the phenomenon of misalignment and misalignment.

[0018] 2. By setting three corner alignment seats and alignment grooves on the corner alignment seats, the alignment between the corners of the adjacent two frame edges is facilitated, butt joint and adjustment can be quickly and conveniently performed before welding, complex operation steps are not required, accurate butt joint is facilitated, the corners between the two frame edges can be perfectly fitted, the accuracy of welding is improved, the cleaning block is arranged in the corner alignment seat, and the butt joint area can be automatically cleaned under the action of the tension spring, thereby saving the cumbersome steps of manual cleaning, improving work efficiency, ensuring the cleanliness of the butt joint area during each welding, and improving the welding quality.

[0019] 3. By setting multiple track wheels at the bottom of the rotating column, the track wheels can effectively reduce the frictional resistance of the rotating column during rotation of the frame edge on the placing seat, reduce the wear and energy consumption of the equipment, ensure high efficiency and accuracy during long-term use, and facilitate necessary maintenance, replacement or cleaning of the track wheels by setting a detachable guide rail ring, thereby reducing the complexity and time of disassembling the entire equipment. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the frame structure welding tool.

[0021] Figure 2 It is a schematic diagram of the overall structure of the frame structure welding tool.

[0022] Figure 3 Fig. 1 is a schematic view of a tool base structure of a frame structure welding tool according to the present application;

[0023] Figure 4 Fig. 2 is a schematic view of a rotating column structure of a frame structure welding tool according to the present application;

[0024] Figure 5 Fig. 3 is a schematic view of a partial cross-section of a placement seat structure of a frame structure welding tool according to the present application;

[0025] Figure 6 Fig. 4 is a schematic view of a transmission mechanism structure of a frame structure welding tool according to the present application;

[0026] Figure 7 Fig. 5 is a schematic view of a partial cross-section of an equilateral triangle structure positioning frame of a frame structure welding tool according to the present application;

[0027] Figure 8 Fig. 6 is a schematic view of a cross-section of a corner alignment seat structure of a frame structure welding tool according to the present application.

[0028] In the figures, 1 is a tool base, 2 is an equipment seat, 3 is a rotating column, 4 is a placement seat, 5 is a transmission mechanism, 6 is an equilateral triangle structure positioning frame, 7 is a reinforcing mechanism, 8 is a corner alignment seat, 101 is a guide rail ring, 102 is a guide rail groove, 103 is a bidirectional screw rod, 104 is a sliding block, 301 is a track wheel, 302 is a motor, 303 is a fixed rack, 401 is a hydraulic cylinder, 402 is a frame edge, 501 is a rotating disc, 502 is an adjustment connecting rod, 503 is a rotating shaft, 504 is a worm wheel, 505 is a worm, 506 is a transmission gear, 601 is a connecting shaft, 602 is a contact rod, 603 is an adjustment rack, 604 is a spring, 701 is an electric push rod, 702 is an adjustment gear, 703 is a reinforcing block, 801 is an alignment groove, 802 is a cleaning block, 803 is a contact inclined surface, 804 is a sleeve rod, and 805 is a tension spring. DETAILED DESCRIPTION

[0029] The following description is provided to enable any person skilled in the art to practice the application as claimed. The preferred embodiments described herein are only examples of the application and alternative variations could be adopted by one skilled in the art without departing from the spirit and scope of the application.

[0030] As Figures 1-8The frame structure welding tool shown includes a tool base 1, an equipment base 2 is fixedly connected to the tool base 1, a rotating column 3 is rotatably connected to the tool base 1, a placement seat 4 is provided above the rotating column 3, a transmission mechanism 5 is rotatably connected inside the placement seat 4, a plurality of equilateral triangle structure positioning frames 6 are slidably provided on the placement seat 4, a reinforcement mechanism 7 is rotatably provided on the equilateral triangle structure positioning frame 6, and a plurality of corner alignment seats 8 are fixedly connected to the equipment base 2.

[0031] like Figure 3 As shown, a bidirectional screw rod 103 is rotatably connected to the tool base 1. Slide blocks 104 are threadedly connected to the outer walls of both ends of the bidirectional screw rod 103. A guide rail ring 101 is fixedly connected to the slide block 104. The inner wall of the guide rail ring 101 is provided with a guide rail groove 102. When the rotating column 3 rotates, the multiple track wheels 301 at its bottom will slide in the guide rail groove 102. When the track wheels 301 need to be inspected, the bidirectional screw rod 103 can be rotated to drive the guide rail rings 101 connected by the two slide blocks 104 to separate, making it easier to inspect the track wheels 301.

[0032] like Figure 4 As shown, the bottom end of the rotating column 3 is annular in structure and is rotatably connected to a plurality of track wheels 301. The track wheels 301 are slidingly matched with the inner wall of the guide rail groove 102. The bottom end of the rotating column 3 passes through the top surface of the tooling base 1 and extends to the lower side and is fixedly connected to a motor 302. The motor 302 is fixedly connected to the tooling base 1, and a fixed rack 303 is fixedly connected to the top of the rotating column 3.

[0033] like Figure 5 As shown, a hydraulic cylinder 401 is fixedly connected to the bottom end of the placement seat 4 , and the hydraulic cylinder 401 is fixedly connected to the inner wall of the rotating column 3 . A plurality of frame edges 402 are placed on the placement seat 4 .

[0034] like Figure 6 As shown, the transmission mechanism 5 includes a turntable 501, on which a plurality of adjusting connecting rods 502 are rotatably connected in a ring structure. A rotating shaft 503 is fixedly connected to the lower surface of the turntable 501. The rotating shaft 503 is rotatably connected to the inner wall of the placement seat 4, and a worm gear 504 is fixedly connected to the bottom end of the rotating shaft 503.

[0035] The worm gear 504 is meshed and driven on one side, provided with a worm 505, which is rotationally connected through the inner wall of the placement seat 4, and the outer end of the worm 505 is fixedly connected with a transmission gear 506, which is meshed and driven with the fixed rack 303. The placement seat 4 is driven to move up by the hydraulic cylinder 401, and at this time, under the action of the fixed rack 303, the meshed transmission gear 506 rotates, and at this time, the transmission gear 506 drives the connected worm 505 to rotate, so that the worm 505 can drive the connected shaft 503 of the worm gear 504 to rotate, so that the shaft 503 can drive the rotating disc 501 to rotate, and at this time, the equal triangle structure positioning frame 6 connected with the connecting shaft 601 can be driven to move by adjusting the connecting rod 502.

[0036] As shown in Figure 7 The equal triangle structure positioning frame 6 is provided in an L-shaped structure, one side of the equal triangle structure positioning frame 6 abuts against the side edge of the frame edge 402, one end of the equal triangle structure positioning frame 6 is fixedly connected with a connecting shaft 601, the connecting shaft 601 is rotationally connected with one end of the adjusting connecting rod 502, the inner wall of one end of the equal triangle structure positioning frame 6 is slidably fitted with a contact rod 602, the outer end of the contact rod 602 is movably contacted with the inner wall of the placement seat 4, the inner end of the contact rod 602 is fixedly connected with an adjusting rack 603, one end of the adjusting rack 603 is fixedly connected with a spring 604, and the other end of the spring 604 is fixedly connected with the inner wall of the equal triangle structure positioning frame 6. When the equal triangle structure positioning frame 6 moves, the contact rod 602 will contact the inner wall of the placement seat 4, so that the contact rod 602 drives the connected adjusting rack 603 to move, so as to drive the electric push rod 701 connected with the adjusting gear 702 to rotate, so that the electric push rod 701 can drive the connected reinforcing block 703 to rotate to the upper side of the frame edge 402, and the electric push rod 701 drives the reinforcing block 703 to move down and press on the upper surface of the frame edge 402.

[0037] By providing a plurality of equal triangle structure positioning frames 6 and reinforcing mechanisms 7, the placement seat 4 is moved, and at the same time, the transmission mechanism 5 automatically drives a plurality of equal triangle structure positioning frames 6 and reinforcing mechanisms 7 to move and abut against the three frame edges 402 to be welded, so that the frame structure welding tool can be accurately positioned according to the geometric shape of the frame when the equal triangle frame is welded, and the edges of each frame are accurately butted, and since the equal triangle frame structure has strong symmetry, the design can effectively avoid frame misplacement, ensure that the positions of the welds are consistent during welding, and reduce the phenomenon of misalignment and misalignment.

[0038] As shown in Figure 7As shown, the reinforcing mechanism 7 comprises an electric push rod 701, which is rotationally connected with the inner wall of the equilateral triangle structure positioning frame 6, and one end of the electric push rod 701 located in the equilateral triangle structure positioning frame 6 is fixedly connected with an adjusting gear 702, the adjusting gear 702 is in meshing transmission with the adjusting rack 603, the top end of the electric push rod 701 is fixedly connected with a reinforcing block 703 in an eccentric structure, and the reinforcing block 703 abuts against the upper surface of the frame edge 402. The electric push rod 701 can realize the pressurization and fixation of the frame edge 402 with different thicknesses.

[0039] As shown in the figure, Figure 8 As shown, the corner alignment seat 8 is provided with an alignment groove 801, the alignment groove 801 is matched with the corner of the frame edge 402, the inner wall of the corner alignment seat 8 is slidingly matched with a cleaning block 802, the upper surface of the cleaning block 802 is provided with a contact inclined surface 803, the contact inclined surface 803 is slidingly contacted with the frame edge 402, one end of the cleaning block 802 is fixedly connected with a sleeve rod 804, the sleeve rod 804 is slidingly matched with the bottom end inner wall of the corner alignment seat 8, one end of the sleeve rod 804 fixedly connected with the inner wall of the corner alignment seat 8 is provided with a tension spring 805, and the other end of the tension spring 805 is fixedly connected with the inner wall of the corner alignment seat 8. After the corner of the frame edge 402 is moved out of the corner alignment seat 8, the cleaning block 802 is not restricted at this time, and under the action of the tension spring 805, the cleaning block 802 connected with the sleeve rod 804 moves to clean the inside of the corner alignment seat 8.

[0040] Working principle: when the equilateral triangle frame needs to be welded, first, a plurality of frame edges 402 are placed on the placing seat 4, the corners of the frame edges 402 are placed on the corner alignment seat 8, at this time, the frame edges 402 contact the contact inclined surface 803 of the cleaning block 802, so that the cleaning block 802 moves, and then the alignment groove 801 on the corner alignment seat 8 can accurately align the welding ends of the two adjacent frame edges 402;

[0041] Then the hydraulic cylinder 401 drives the connected placing seat 4 to move up, at this time, under the action of the fixed rack 303, the meshing transmission gear 506 rotates, at this time, the transmission gear 506 drives the connected worm 505 to rotate, so that the worm 505 can drive the worm gear 504 connected with the shaft 503 to rotate, so that the shaft 503 can drive the rotating disc 501 to rotate, at this time, the adjusting connecting rod 502 can drive the equilateral triangle structure positioning frame 6 connected with the shaft 601 to move and abut against the side of the frame edge 402;

[0042] When the equilateral triangle structure positioning frame 6 moves, the contact rod 602 will contact the inner wall of the placing seat 4, so that the contact rod 602 drives the connected adjusting rack 603 to move, so as to drive the electric push rod 701 connected with the adjusting gear 702 to rotate, so that the electric push rod 701 can drive the connected reinforcing block 703 to rotate to the upper side of the frame edge 402, and the electric push rod 701 drives the reinforcing block 703 to move downward and press on the upper surface of the frame edge 402;

[0043] After the edge corner of the frame edge 402 is moved out of the edge corner alignment seat 8, the cleaning block 802 is not limited at this time, and under the action of the tension spring 805, the cleaning block 802 connected with the sleeve rod 804 is driven to move, and the edge corner alignment seat 8 is cleaned, the motor 302 drives the rotating column 3 to rotate, so that the rotating column 3 drives the frame edge 402 on the placing seat 4 to rotate, so that the welding equipment can weld the welding edge corner of the frame edge 402, and when the placing seat 4 moves downward after welding, the transmission mechanism 5 can automatically drive the equilateral triangle structure positioning frame 6 and the reinforcing mechanism 7 to move away, so as to facilitate and quickly take down the frame;

[0044] When the rotating column 3 rotates, the plurality of track wheels 301 at the bottom thereof slide in the guide groove 102, and when the track wheel 301 needs to be maintained, the two sliding blocks 104 connected with the guide ring 101 are separated by rotating the bidirectional screw 103, so as to facilitate the maintenance of the track wheel 301.

[0045] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying that there is any such actual relationship or order between these entities or operations. Moreover, the terms "comprises", "comprising" or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article or apparatus that includes a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such a process, method, article or apparatus.

[0046] The basic principles, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection claimed by the present application is defined by the appended claims and their equivalents.

Claims

1. A frame structure welding fixture comprising a fixture base (1), characterized in that: The device seat (2) is fixedly connected on the tool base (1), a rotating column (3) is rotatably connected on the tool base (1), a placing seat (4) is arranged above the rotating column (3), a transmission mechanism (5) is rotatably connected in the placing seat (4), a plurality of equilateral triangle structure positioning racks (6) are slidably connected on the placing seat (4), a reinforcing mechanism (7) is rotatably connected on the equilateral triangle structure positioning rack (6), a plurality of corner alignment seats (8) are fixedly connected on the device seat (2), the rotating column (3) extends to the lower side through the top surface of the tool base (1) and is fixedly connected with a motor (302), the motor (302) is fixedly connected with the tool base (1), a fixed rack (303) is fixedly connected at the top end of the rotating column (3), a hydraulic cylinder (401) is fixedly connected at the bottom end of the placing seat (4), the hydraulic cylinder (401) is fixedly connected with the inner wall of the rotating column (3), a plurality of frame edges (402) are placed on the placing seat (4), the transmission mechanism (5) comprises a rotating disc (501), a plurality of adjusting connecting rods (502) are rotatably connected in an annular structure on the rotating disc (501), a rotating shaft (503) is fixedly connected to the lower surface of the rotating disc (501), the rotating shaft (503) is rotatably connected with the inner wall of the placing seat (4), a worm wheel (504) is fixedly connected to the bottom end of the rotating shaft (503), a worm gear (505) is meshingly and drivably arranged on one side of the worm wheel (504), the worm gear (505) is rotatably connected with the inner wall of the placing seat (4), a transmission gear (506) is fixedly connected to the outer end of the worm gear (505), the transmission gear (506) is meshingly and drivably arranged with the fixed rack (303), the equilateral triangle structure positioning rack (6) is arranged in an L-shaped structure, one side of the equilateral triangle structure positioning rack (6) abuts against the side edge of the frame edge (402), a connecting shaft (601) is fixedly connected to the lower side of one end of the equilateral triangle structure positioning rack (6), the connecting shaft (601) is rotatably connected with one end of the adjusting connecting rod (502), a contact rod (602) is slidably and movably arranged in the inner wall of one end of the equilateral triangle structure positioning rack (6), the outer end of the contact rod (602) movably contacts with the inner wall of the placing seat (4), an adjusting rack (603) is fixedly connected to the inner end of the contact rod (602), a spring (604) is fixedly connected to one end of the adjusting rack (603), the other end of the spring (604) is fixedly connected with the inner wall of the equilateral triangle structure positioning rack (6), the reinforcing mechanism (7) comprises an electric push rod (701), the electric push rod (701) is rotatably connected with the inner wall of the equilateral triangle structure positioning rack (6), an adjusting gear (702) is fixedly connected to the outer wall of one end of the electric push rod (701) in the equilateral triangle structure positioning rack (6), the adjusting gear (702) is meshingly and drivably arranged with the adjusting rack (603).The eccentric structure is arranged at the top end of the electric push rod (701), and a reinforcing block (703) is fixedly connected to the eccentric structure, the reinforcing block (703) is in abutment with the upper surface of the frame side (402), an alignment groove (801) is formed in the corner alignment seat (8), and the alignment groove (801) is matched with the corner of the frame side (402).

2. A frame structure welding fixture according to claim 1, characterized in that: The tool base (1) is rotationally connected with a bidirectional screw rod (103), outer walls of two ends of the bidirectional screw rod (103) are threadedly connected with sliding blocks (104), the sliding blocks (104) are fixedly connected with guide rail rings (101), and inner walls of the guide rail rings (101) are provided with guide rail grooves (102).

3. A frame structure welding fixture according to claim 2, characterized in that: The rotating column (3) is rotationally connected with a plurality of track wheels (301) in a ring structure at a bottom end, and the track wheels (301) are slidingly matched with inner walls of the guide rail grooves (102).

4. The frame structure welding fixture of claim 1, wherein: The edge corner alignment seat (8) is slidingly matched with a cleaning block (802) in an inner wall, an upper surface of the cleaning block (802) is provided with a contact inclined surface (803), the contact inclined surface (803) is slidingly matched with a frame edge (402), one end of the cleaning block (802) is fixedly connected with a sleeve rod (804) in a lower surface, the sleeve rod (804) is slidingly matched with the bottom end inner wall of the edge corner alignment seat (8), one end of the sleeve rod (804) fixedly connected with a tension spring (805) in the inner wall of the edge corner alignment seat (8), and the other end of the tension spring (805) is fixedly connected with the inner wall of the edge corner alignment seat (8).

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