Welding device

Abstract

The utility model relates to the technical field of screen cloth welding, and particularly discloses a welding device which comprises a driving mechanism, a bearing part, a screen pressing mechanism, a top welding mechanism, a side welding mechanism and a cutting mechanism, a screen pressing position, a top welding position, a side welding position and a cutting position are arranged on the periphery of the driving mechanism at intervals, and the bearing part is used for bearing a workpiece and screen cloth and is arranged on the driving mechanism; the driving mechanism drives the bearing part to move among the net pressing position, the top welding position, the side welding position and the cutting position, the net pressing mechanism is arranged at the net pressing position and presses net cloth to a workpiece, the top welding mechanism is arranged at the top welding position and welds the net cloth and the top face of the workpiece, and the side welding mechanism is arranged at the side welding position and welds the net cloth and the side face of the workpiece. The cutting mechanism is arranged at the cutting position and cuts the welded screen cloth. According to the welding device, automatic net pressing, welding and cutting of the net cloth and the workpiece are achieved, the labor cost is reduced, the welding time is shortened, and the welding efficiency is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of mesh welding, in particular to a welding device. BACKGROUND

[0002] In actual production and processing, it is usually necessary to weld a stainless steel mesh on a workpiece, for example, a stud. At present, manual spot welding is usually performed by manual operation of a spot welding machine. However, the manual spot welding method has the problems of high labor cost and long welding time, which affects the welding efficiency. CONTENT OF THE UTILITY MODEL

[0003] In view of the above, it is necessary to provide a welding device to reduce labor cost, shorten welding time, and improve welding efficiency.

[0004] The embodiment of the present application provides a welding device for welding a mesh on a workpiece, comprising:

[0005] A driving mechanism, wherein a mesh pressing position, a top welding position, a side welding position and a cutting position are arranged at intervals on the outer periphery of the driving mechanism;

[0006] A carrier for carrying the workpiece and the mesh, wherein the carrier is arranged on the driving mechanism;

[0007] A mesh pressing mechanism arranged at the mesh pressing position, wherein the driving mechanism drives the carrier to move to the mesh pressing position, so that the mesh pressing mechanism presses the mesh on the workpiece;

[0008] A top welding mechanism arranged at the top welding position, wherein the driving mechanism drives the carrier to move to the top welding position, so that the top welding mechanism welds the mesh and the top surface of the workpiece;

[0009] A side welding mechanism arranged at the side welding position, wherein the driving mechanism drives the carrier to move to the side welding position, so that the side welding mechanism welds the mesh and the side surface of the workpiece;

[0010] A cutting mechanism arranged at the cutting position, wherein the driving mechanism drives the carrier to move to the cutting position, so that the cutting mechanism cuts the welded mesh.

[0011] In some embodiments, the mesh pressing mechanism comprises a mesh pressing member arranged above the carrier, the mesh pressing member can move close to or away from the carrier, and the mesh pressing member moves towards the carrier to press the mesh on the workpiece.

[0012] In some embodiments, the screen pressing mechanism further comprises a screen pressing power source and a screen pressing connecting seat, the screen pressing power source is arranged at the screen pressing position, the screen pressing connecting seat is connected with the screen pressing power source, the screen pressing connecting seat is arranged above the carrier, the screen pressing member is connected with the screen pressing connecting seat, the screen pressing member is arranged below the screen pressing connecting seat, and the screen pressing power source is used to drive the screen pressing member to move close to or away from the carrier.

[0013] In some embodiments, the screen pressing mechanism further comprises a screen pressing power source and a screen pressing connecting seat, the screen pressing power source is arranged at the screen pressing position, the screen pressing connecting seat is connected with the screen pressing power source, the screen pressing connecting seat is arranged above the carrier, the screen pressing member is connected with the screen pressing connecting seat, the screen pressing member is arranged below the screen pressing connecting seat, and the screen pressing power source is used to drive the screen pressing member to move close to or away from the carrier.

[0014] In some embodiments, the screen pressing mechanism further comprises a screen pressing power source and a screen pressing connecting seat, the screen pressing power source is arranged at the screen pressing position, the screen pressing connecting seat is connected with the screen pressing power source, the screen pressing connecting seat is arranged above the carrier, the screen pressing member is connected with the screen pressing connecting seat, the screen pressing member is arranged below the screen pressing connecting seat, and the screen pressing power source is used to drive the screen pressing member to move close to or away from the carrier.

[0015] The screen pressing mechanism further comprises a screen pressing power source, the screen pressing power source is arranged at the screen pressing position, the screen pressing base is connected with the screen pressing power source, and the screen pressing power source is used to drive the screen pressing assembly to move close to or away from the carrier.

[0016] In some embodiments, the screen pressing mechanism further comprises a screen pressing power source and a screen pressing connecting seat, the screen pressing power source is arranged at the screen pressing position, the screen pressing connecting seat is connected with the screen pressing power source, the screen pressing connecting seat is arranged above the carrier, the screen pressing member is connected with the screen pressing connecting seat, the screen pressing member is arranged below the screen pressing connecting seat, and the screen pressing power source is used to drive the screen pressing member to move close to or away from the carrier.

[0017] In some embodiments, the side welding mechanism further comprises a side welding power source, the side welding power source is arranged at the side welding position, the side welding base of the side welding assembly is connected with the side welding power source, and the side welding power source is used to drive the side welding assembly to move close to or away from the carrier.

[0018] In some embodiments, the side welding assembly further comprises a first driving member and a second driving member, the first driving member is arranged at the side welding base, the first driving member is connected with the two side welding pressure plates respectively, the first driving member is used to drive the two side welding pressure plates to move close to or away from each other, the second driving member is arranged at the two side welding connecting plates, the second driving member is connected with the two side welding pressure plates respectively, and the second driving member is used to drive the two side welding pressure plates to slide.

[0019] In some embodiments, the cutting mechanism comprises a cutting power source, a cutting connecting seat and a laser cutter, the cutting power source is arranged at the cutting position, the cutting connecting seat is connected with the cutting power source, the laser cutter is arranged at the cutting connecting seat, the cutting power source is used to drive the cutting connecting seat and the laser cutter to move, and the laser cutter is used to cut the mesh cloth.

[0020] In some embodiments, the driving mechanism comprises a rotating disc and a driving source, the rotating disc is connected with the driving source, the outer periphery of the rotating disc is arranged with the mesh pressing position, the top welding position, the side welding position and the cutting position at intervals, the driving source is used to drive the rotating disc to rotate, and the carrier is arranged at the rotating disc.

[0021] In actual use, the workpiece to be welded is placed on the carrier, the mesh cloth to be welded is placed on the workpiece, the driving mechanism drives the carrier, the workpiece and the mesh cloth to move to the mesh pressing position, and the mesh cloth is pressed on the workpiece through the mesh pressing mechanism; after the mesh cloth is pressed on the workpiece, the driving mechanism drives the carrier, the workpiece and the mesh cloth to move to the top welding position, and the mesh cloth and the top surface of the workpiece are welded through the top welding mechanism; after the mesh cloth and the top surface of the workpiece are welded, the driving mechanism drives the carrier, the workpiece and the mesh cloth to move to the side welding position, and the mesh cloth and the side surface of the workpiece are welded through the side welding mechanism; after the mesh cloth and the side surface of the workpiece are welded, the driving mechanism drives the carrier, the workpiece and the mesh cloth to move to the cutting position, and the excess part of the welded mesh cloth is cut through the cutting mechanism; after the welded mesh cloth is cut, the welded mesh cloth and the workpiece are taken off from the carrier, so that the mesh cloth and the workpiece are pressed, welded and cut.

[0022] The welding device provided by the embodiment of the present application realizes automatic pressing of the screen cloth and the workpiece, welding and cutting through the cooperative matching between the driving mechanism, the bearing member, the screen pressing mechanism, the top welding mechanism, the side welding mechanism and the cutting mechanism, effectively replaces manual spot welding operation, reduces labor cost, shortens welding time and improves welding efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 is a structural schematic diagram of the welding device provided by the embodiment of the present application.

[0024] Figure 2 is Figure 1 is a structural schematic diagram of the bearing member and a screen cloth and a workpiece in the welding device shown in the figure.

[0025] Figure 3 is Figure 1 is a structural schematic diagram of the screen pressing member of the screen pressing mechanism in the welding device shown in the figure.

[0026] Figure 4 is Figure 1 is a structural schematic diagram of the top welding assembly of the top welding mechanism in the welding device shown in the figure.

[0027] Figure 5 is Figure 1 is a structural schematic diagram of the side welding assembly of the side welding mechanism in the welding device shown in the figure.

[0028] Figure 6 is Figure 1 is a structural schematic diagram of the cutting connecting seat, the laser cutter and the driving assembly of the cutting mechanism in the welding device shown in the figure.

[0029] Main component symbol description: welding device 100, driving mechanism 10, rotary disc 11, carrier 20, carrier plate 21, positioning block 22, pressing net mechanism 30, pressing net piece 31, pressing net groove 311, pressing net power source 32, pressing net connecting seat 33, pressing net support 34, top welding mechanism 40, top welding assembly 41, top welding base 411, side plate 4111, support plate 4112, top plate 4113, top welding pressing plate 412, top welding through hole 4121, top welding connecting plate 413, top welding head 414, top welding driving piece 415, top welding power source 42, top welding support 43, side welding mechanism 50, side welding assembly 51, side welding base 510, side welding connecting plate 511, side welding pressing plate 512, side welding head 513, first driving piece 514, second driving piece 515, first sliding rail 516, first sliding block 517, second sliding rail 518, second sliding block 519, side welding power source 52, side welding support 53, cutting mechanism 60, cutting connecting seat 61, laser cutter 62, driving assembly 63, laser linear driving piece 631, clamping piece 632, sensing piece 633, mounting rack 634, bottom ring 70, pressing net position 71, top welding position 72, side welding position 73, cutting position 74, net cloth 200, workpiece 300, net groove 301. DETAILED DESCRIPTION

[0030] Embodiments of the present application are described below in detail, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar components or components having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation of the present application.

[0031] In the description of the present application, it should be understood that the terms indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the purpose of describing the present application and simplifying the description, and do not indicate or imply that the indicated device or component must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, it should be noted that the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0032] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the term "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection or can communicate with each other, it can be direct connection, or indirect connection through intermediate medium, it can be internal communication of two components or interaction relationship between two components. For those skilled in the art, the specific meaning of the above-mentioned term in the present application can be understood according to the specific circumstances.

[0033] Some embodiments of the present application will be described in detail below with reference to the accompanying drawings.

[0034] Please refer to Figure 1 The embodiment of the present application provides a welding device 100. Please refer to Figure 2 The welding device 100 is used for welding the mesh cloth 200 on the workpiece 300, wherein the mesh cloth 200 can be a stainless steel mesh, the top surface and the side surface of the workpiece 300 are provided with mesh grooves 301, the welding device 100 is used for pressing the mesh cloth 200 in the mesh grooves 301 of the workpiece 300, welding the mesh cloth 200 and the top surface and the side surface of the workpiece 300, and cutting the excess mesh cloth 200, the welding device 100 is used for realizing the automatic pressing, welding and cutting of the mesh cloth 200 and the workpiece 300.

[0035] Please refer to Figure 1 The welding device 100 comprises a driving mechanism 10, a bearing 20, a mesh pressing mechanism 30, a top welding mechanism 40, a side welding mechanism 50 and a cutting mechanism 60.

[0036] The outer periphery of the driving mechanism 10 is provided with a mesh pressing position 71, a top welding position 72, a side welding position 73 and a cutting position 74. The specific space of the mesh pressing position 71, the top welding position 72, the side welding position 73 and the cutting position 74 is not limited in the embodiment of the present application, for example, the mesh pressing position 71, the top welding position 72, the side welding position 73 and the cutting position 74 can be on the outer periphery of the driving mechanism 10, or can extend to the driving mechanism 10.

[0037] The bearing 20 is used for bearing the workpiece 300 and the mesh cloth 200, the bearing 20 is arranged on the driving mechanism 10, and the bearing 20 can be moved to the mesh pressing position 71, the top welding position 72, the side welding position 73 and the cutting position 74 under the driving of the driving mechanism 10.

[0038] The mesh pressing mechanism 30 is arranged at the mesh pressing position 71, and the mesh pressing mechanism 30 is arranged at intervals with the driving mechanism 10. The driving mechanism 10 drives the bearing 20 to move to the mesh pressing position 71, so that the mesh pressing mechanism 30 is adapted to press the mesh cloth 200 on the workpiece 300. In the embodiment, the mesh pressing mechanism 30 is used for pressing the mesh cloth 200 in the mesh groove 301 of the top surface and the side surface of the workpiece 300.

[0039] The top welding mechanism 40 is arranged at the top welding position 72, and the top welding mechanism 40 is arranged in a spaced manner with the driving mechanism 10. The driving mechanism 10 drives the carrier 20 to move to the top welding position 72, so that the top welding mechanism 40 welds the top surface of the mesh cloth 200 and the workpiece 300.

[0040] The side welding mechanism 50 is arranged at the side welding position 73, and the side welding mechanism 50 is arranged in a spaced manner with the driving mechanism 10. The driving mechanism 10 drives the carrier 20 to move to the side welding position 73, so that the side welding mechanism 50 welds the side surface of the mesh cloth 200 and the workpiece 300.

[0041] The cutting mechanism 60 is arranged at the cutting position 74, and the cutting mechanism 60 is arranged in a spaced manner with the driving mechanism 10. The driving mechanism 10 drives the carrier 20 to move to the cutting position 74, so that the cutting mechanism 60 cuts the excess part of the welded mesh cloth 200.

[0042] In the embodiment, the welding device 100 further comprises a bottom ring 70. The bottom ring 70 is substantially annular, and the bottom ring 70 is sleeved on the outer periphery of the driving mechanism 10. The pressing mesh position 71, the top welding position 72, the side welding position 73 and the cutting position 74 are all located in the bottom ring 70. By arranging the above-mentioned bottom ring 70, the stable support of the pressing mesh mechanism 30, the top welding mechanism 40, the side welding mechanism 50 and the cutting mechanism 60 is realized, and the structural stability of the welding device 100 is improved.

[0043] The welding device 100 provided by the embodiment of the present application is used for welding the mesh cloth 200 and the workpiece 300. The workpiece 300 to be welded is placed on the carrier 20, and the mesh cloth 200 to be welded is placed on the workpiece 300. The driving mechanism 10 drives the carrier 20, the workpiece 300 and the mesh cloth 200 to move to the pressing mesh position 71, and the mesh cloth 200 is pressed and combined on the workpiece 300 by the pressing mesh mechanism 30. When the mesh cloth 200 is pressed and combined on the workpiece 300, the driving mechanism 10 drives the carrier 20, the workpiece 300 and the mesh cloth 200 to move to the top welding position 72, and the top surface of the mesh cloth 200 and the workpiece 300 is welded by the top welding mechanism 40. After the top surface of the mesh cloth 200 and the workpiece 300 is welded, the driving mechanism 10 drives the carrier 20, the workpiece 300 and the mesh cloth 200 to move to the side welding position 73, and the side surface of the mesh cloth 200 and the workpiece 300 is welded by the side welding mechanism 50. After the side surface of the mesh cloth 200 and the workpiece 300 is welded, the driving mechanism 10 drives the carrier 20, the workpiece 300 and the mesh cloth 200 to move to the cutting position 74, and the excess part of the welded mesh cloth 200 is cut by the cutting mechanism 60. After the welded mesh cloth 200 is cut, the welded mesh cloth 200 and the workpiece 300 are taken off from the carrier 20, so that the pressing mesh, welding and cutting of the mesh cloth 200 and the workpiece 300 are realized.

[0044] In the embodiment, the driving mechanism 10 comprises a rotating disc 11 and a driving source (not shown in the figure), the rotating disc 11 is connected with the driving source, and the rotating disc 11 is provided with a pressing net position 71, a top welding position 72, a side welding position 73 and a cutting position 74 at intervals on the outer periphery. The rotating disc 11 is arranged in the bottom ring 70 in a relative rotation manner. The driving source can be a motor, and the driving source is used to drive the rotating disc 11 to rotate. The carrier 20 is arranged on the rotating disc 11, and the carrier 20 rotates with the rotating disc 11, that is, the driving source drives the rotating disc 11 to rotate, so that the rotating disc 11 drives the carrier 20 to move to the pressing net position 71, the top welding position 72, the side welding position 73 and the cutting position 74. By arranging the above driving mechanism 10, the driving source drives the rotating disc 11 to rotate, so that the rotating disc 11 drives the carrier 20 to move to the pressing net position 71, the top welding position 72, the side welding position 73 and the cutting position 74 for rapid position switching, which is beneficial to realize rapid processing of the workpiece.

[0045] In the embodiment, the number of the carriers 20 can be four, and the four carriers 20 are arranged at intervals on the rotating disc 11. Among them, the four carriers 20 can correspond to the pressing net mechanism 30, the top welding mechanism 40, the side welding mechanism 50 and the cutting mechanism 60 one by one. When the pressing net mechanism 30 presses the screen cloth 200 and the workpiece 300 on one of the carriers 20, at the same time, the top welding mechanism 40 can weld the top surface of the screen cloth 200 and the workpiece 300 on another carrier 20, the side welding mechanism 50 can weld the side surface of the screen cloth 200 and the workpiece 300 on another carrier 20, and the cutting mechanism 60 can cut the screen cloth 200 and the workpiece 300 on the last carrier 20, so as to improve the welding efficiency of the welding device 100.

[0046] Please refer to Figure 2 In the embodiment, each carrier 20 comprises a carrier plate 21 and a plurality of positioning blocks 22. The carrier plate 21 is arranged on the rotating disc 11. The plurality of positioning blocks 22 are arranged on the carrier plate 21, and the positions of the plurality of positioning blocks 22 can be adaptively arranged according to the structure of the workpiece 300. The carrier plate 21 is used to carry the workpiece 300, and the plurality of positioning blocks 22 are used to position the workpiece 300. In this way, by arranging the specific structure of the above carrier 20, the carrying and positioning of the workpiece 300 are realized, the deviation of the workpiece 300 on the carrier 20 is avoided, and the welding precision of the workpiece 300 is ensured.

[0047] Please refer to Figure 1 and Figure 3In the embodiment, the screen pressing mechanism 30 comprises a screen pressing member 31, which is arranged above the carrier 20. The screen pressing member 31 is movable towards or away from the carrier 20, and is moved towards the carrier 20 to press the screen cloth 200 against the workpiece 300. Specifically, a side of the screen pressing member 31 facing the carrier 20 is provided with a screen pressing groove 311, which is shaped to match the shape of the workpiece 300. The screen pressing member 31 presses the screen cloth 200 against the screen groove 301 on the top surface and side surface of the workpiece 300 through the screen pressing groove 311. By arranging the screen pressing member 31 as described above, the screen cloth 200 and the workpiece 300 are pressed and shaped.

[0048] To drive the screen pressing member 31 to move, in the embodiment, the screen pressing mechanism 30 further comprises a screen pressing power source 32 and a screen pressing connecting seat 33. The screen pressing power source 32 is arranged at the screen pressing position 71, and can be a linear module. The screen pressing connecting seat 33 is connected to the screen pressing power source 32, and is arranged above the carrier 20. The screen pressing member 31 is connected to the screen pressing connecting seat 33, and is arranged below the screen pressing connecting seat 33. The screen pressing power source 32 is configured to drive the screen pressing connecting seat 33 and the screen pressing member 31 to move towards or away from the carrier 20. The screen pressing mechanism 30 further comprises a screen pressing support 34, which is arranged at the screen pressing position 71 of the bottom ring 70, and the screen pressing power source 32 is arranged on the screen pressing support 34. In this way, the screen pressing power source 32 is arranged as described above to drive the screen pressing connecting seat 33 and the screen pressing member 31 to move, thereby providing power for the screen pressing member 31 to press the screen cloth 200 against the workpiece 300.

[0049] Please refer to Figure 1 and Figure 4 In the embodiment, the top welding mechanism 40 comprises a top welding assembly 41. The top welding assembly 41 is arranged above the carrier 20 and is movable towards or away from the carrier 20. The top welding assembly 41 comprises a top welding base 411, a top welding pressing plate 412, a top welding connecting plate 413, and a plurality of top welding heads 414. The top welding pressing plate 412 is connected to the top welding base 411 and is arranged below the top welding base 411. The top welding pressing plate 412 is configured to press against the screen cloth 200. The top welding connecting plate 413 is movably arranged on the top welding base 411 and is arranged above the top welding pressing plate 412. One end of each of the plurality of top welding heads 414 is telescopically connected to the top welding connecting plate 413, and the other end of each of the plurality of top welding heads 414 is movably arranged through the top welding pressing plate 412. The other end of each of the plurality of top welding heads 414 is configured to contact the top surface of the screen cloth 200 to weld the screen cloth 200 to the top surface of the workpiece 300.

[0050] Thus, by setting the above-described top welding assembly 41, the top welding assembly 41 as a whole moves close to the bearing member 20, so that the top welding pressure plate 412 is adapted to press against the mesh cloth 200; when the top welding pressure plate 412 presses against the mesh cloth 200, the top welding connecting plate 413 drives the plurality of top welding heads 414 to move towards the top welding pressure plate 412, and the plurality of top welding heads 414 are moved to elastically press against the mesh cloth 200 through the top welding pressure plate 412; after the plurality of top welding heads 414 press against the mesh cloth 200, the mesh cloth 200 and the top surface of the workpiece 300 are welded; after the mesh cloth 200 and the top surface of the workpiece 300 are welded, the top welding connecting plate 413 drives the plurality of top welding heads 414 to move away from the top welding pressure plate 412, and the top welding assembly 41 as a whole moves away from the bearing member 20. In addition, by setting one end of the top welding head 414 to be elastically connected to the top welding connecting plate 413, the top welding head 414 can elastically press against the mesh cloth 200, so that each top welding head 414 can be in close contact with the mesh cloth 200, thereby improving the welding yield and reducing or avoiding the occurrence of virtual welding.

[0051] The side of the top welding pressure plate 412 facing the bearing member 20 is provided with a groove structure adapted to the workpiece 300 (for reference, the mesh cloth pressing groove 311 of the mesh cloth pressing member 31), and the top welding pressure plate 412 is provided with a plurality of top welding through holes 4121. The plurality of top welding through holes 4121 correspond to the plurality of top welding heads 414 one by one, and the plurality of top welding heads 414 are respectively arranged in the corresponding top welding through holes 4121. The top welding head 414 can be elastically connected to the top welding connecting plate 413 through an elastic member (not shown in the figure). As an example, a spring is embedded on the top welding connecting plate 413, and the top welding head 414 is connected with the spring.

[0052] In other embodiments, the other end of the top welding head 414 can also be provided with an elastic structure, so that the top welding head 414 is elastically connected to the top welding connecting plate 413.

[0053] In order to drive the top welding connecting plate 413 to move, in the embodiment, the top welding assembly 41 further comprises a top welding driving member 415. The top welding driving member 415 is arranged on the top welding base 411, and the top welding driving member 415 is arranged above the top welding connecting plate 413 and connected with the top welding connecting plate 413. The top welding driving member 415 can be a linear cylinder, and the top welding driving member 415 is used to drive the top welding connecting plate 413 and the plurality of top welding heads 414 to move. Thus, by setting the above-described top welding driving member 415, the top welding connecting plate 413 is driven to move.

[0054] In order to realize the overall movement of the driving top welding assembly 41, in the embodiment, the top welding mechanism 40 further comprises a top welding power source 42. The top welding power source 42 is arranged at the top welding position 72, the top welding base 411 of the top welding assembly 41 is connected with the top welding power source 42, the top welding power source 42 can be a linear module, and the top welding power source 42 is used to drive the top welding assembly 41 to move close to or away from the carrier 20. The top welding mechanism 40 further comprises a top welding support 43, the top welding support 43 is arranged at the top welding position 72 of the bottom ring 70, and the top welding power source 42 is arranged on the top welding support 43. In this way, by arranging the above-mentioned top welding power source 42, the overall movement of the top welding assembly 41 is realized, thereby providing power for the top welding pressing plate 412 to press the mesh cloth 200 and the workpiece 300.

[0055] In the embodiment, the top welding base 411 comprises a side plate 4111, a support plate 4112 and a top plate 4113. The side plate 4111 is connected with the top welding power source 42. The number of the support plate 4112 can be two, the two support plates 4112 are arranged at intervals, the two support plates 4112 are both connected with the side plate 4111, and the two support plates 4112 are further connected with the upper side of the top welding pressing plate 412. The top welding connecting plate 413 is arranged between the two support plates 4112, the top plate 4113 is connected with the two support plates 4112, the top welding driving part 415 is arranged on the top plate 4113, and the top plate 4113 is used to support the top welding driving part 415. In this way, by arranging the specific structure of the above-mentioned top welding base 411, the connection of the top welding base 411 with the top welding power source 42 is realized, and the top welding pressing plate 412 and the top welding driving part 415 are installed, and the structure of the top welding base 411 is stable.

[0056] Please refer to Figure 1 and Figure 5In the embodiment, the side welding mechanism 50 comprises a side welding assembly 51 arranged above the carrier 20, and the side welding assembly 51 is movable close to or away from the carrier 20. The side welding assembly 51 comprises a side welding base 510, two side welding connecting plates 511, two side welding pressing plates 512 and a plurality of side welding heads 513. The two side welding connecting plates 511 are arranged at intervals, and the two side welding connecting plates 511 are slidably connected with the side welding base 510 respectively. The two side welding connecting plates 511 are movable close to or away from each other, for example, the two side welding connecting plates 511 are movable close to or away from each other along the width direction of the workpiece 300. The two side welding pressing plates 512 are oppositely arranged, and the two side welding pressing plates 512 are slidably connected with the two side welding connecting plates 511 respectively in one-to-one correspondence. The two side welding pressing plates 512 are connected below the two side welding connecting plates 511 respectively, and the two side welding pressing plates 512 are slid along the length direction of the workpiece 300. The plurality of side welding heads 513 are arranged on the two side welding pressing plates 512. One end of each of the plurality of side welding heads 513 is telescopically connected with the side welding pressing plate 512, and the other end of each of the plurality of side welding heads 513 protrudes from the side welding pressing plate 512. The other end of each of the plurality of side welding heads 513 is used to contact the side surface of the mesh cloth 200, so as to weld the mesh cloth 200 and the side surface of the workpiece 300. Each of the side welding pressing plates 512 is U-shaped, and the two side welding pressing plates 512 enclose a rectangle.

[0057] In this way, by arranging the side welding assembly 51 as described above, the side welding assembly 51 as a whole moves close to the carrier 20, and the side welding assembly 51 moves to enclose the two side surfaces of the mesh cloth 200 and the workpiece 300 by the two side welding pressing plates 512. The two side welding connecting plates 511 are moved close to each other along the width direction of the workpiece 300, so that the two side welding pressing plates 512 and the plurality of side welding heads 513 on the two side welding pressing plates 512 elastically abut against the two side surfaces of the mesh cloth 200 and the workpiece 300 in the width direction, thereby welding the two side surfaces of the mesh cloth 200 and the workpiece 300 in the width direction. After the two side surfaces of the mesh cloth 200 and the workpiece 300 in the width direction are welded, the two side welding pressing plates 512 are moved along the length direction of the workpiece 300, so that the plurality of side welding heads 513 on the two side welding pressing plates 512 elastically abut against one side surface of the mesh cloth 200 and the workpiece 300 in the length direction, thereby welding the one side surface of the mesh cloth 200 and the workpiece 300 in the length direction. After the one side surface of the mesh cloth 200 and the workpiece 300 in the length direction is welded, the two side welding pressing plates 512 are reversely moved along the length direction of the workpiece 300, so that the plurality of side welding heads 513 on the two side welding pressing plates 512 elastically abut against the other side surface of the mesh cloth 200 and the workpiece 300 in the length direction, thereby welding the other side surface of the mesh cloth 200 and the workpiece 300 in the length direction. After the other side surface of the mesh cloth 200 in the length direction is welded, the two side welding pressing plates 512 are moved to the center, and then the side welding assembly 51 as a whole moves away from the carrier 20, thereby realizing the welding of the side surfaces of the mesh cloth 200 and the workpiece 300.

[0058] In order to drive the whole side welding assembly 51 to move, in the embodiment, the side welding mechanism 50 further comprises a side welding power source 52, which is arranged at the side welding position 73. The side welding base 510 of the side welding assembly 51 is connected with the side welding power source 52, and the side welding power source 52 can be a linear module. The side welding power source 52 is used to drive the side welding assembly 51 to move close to or away from the carrier 20. The side welding mechanism 50 further comprises a side welding support 53, which is arranged at the side welding position 73 of the bottom ring 70, and the side welding power source 52 is arranged on the side welding support 53. In this way, the above-mentioned side welding power source 52 is arranged to drive the whole side welding assembly 51 to move.

[0059] In order to drive the two side welding connecting plates 511 to move and drive the two side welding pressing plates 512 to move, in the embodiment, the side welding assembly 51 further comprises a first driving member 514 and a second driving member 515. The first driving member 514 is arranged at the side welding base 510, and the first driving member 514 is connected with the two side welding pressing plates 512 respectively. The first driving member 514 is used to drive the two side welding pressing plates 512 to move close to or away from each other. The second driving member 515 is arranged at the two side welding connecting plates 511, and the second driving member 515 is connected with the two side welding pressing plates 512 respectively. The second driving member 515 is used to drive the two side welding pressing plates 512 to slide. The first driving member 514 can comprise two first linear cylinders, which are connected with the two side welding connecting plates 511 respectively. The two first linear cylinders are used to drive the two side welding connecting plates 511 to move close to or away from each other. The second driving member 515 can comprise two second linear cylinders, which are arranged at the two side welding connecting plates 511 respectively and connected with the two side welding pressing plates 512 respectively. The two second linear cylinders are used to drive the two side welding pressing plates 512 to move. In this way, the above-mentioned first driving member 514 and second driving member 515 are arranged to drive the two side welding connecting plates 511 to move and drive the two side welding pressing plates 512 to move.

[0060] The side welding assembly 51 further comprises a first sliding rail 516, a first sliding block 517, a second sliding rail 518 and a second sliding block 519. The first sliding rail 516 is one in number and is arranged on the side welding base 510. The first sliding block 517 is two in number and is connected with the two side welding connecting plates 511 respectively. Each side welding connecting plate 511 is arranged on the first sliding rail 516 through the corresponding first sliding block 517. The second sliding rail 518 and the second sliding block 519 are both two in number and are one-to-one corresponding to the two side welding connecting plates 511 and the two side welding pressing plates 512 respectively. The second sliding rail 518 is arranged below the corresponding side welding connecting plate 511. The second sliding block 519 is arranged on the corresponding second sliding rail 518, and the side welding pressing plate 512 is connected with the corresponding second sliding block 519. In this way, by arranging the first sliding rail 516, the first sliding block 517, the second sliding rail 518 and the second sliding block 519, the side welding connecting plate 511 is arranged on the side welding base 510, and the side welding pressing plate 512 is arranged on the corresponding side welding connecting plate 511.

[0061] Please refer to Figure 6 In the embodiment, the cutting mechanism 60 comprises a cutting power source (not shown in the figure), a cutting connecting seat 61 and a laser cutter 62. The cutting power source is arranged at the cutting position 74 of the bottom ring 70, the cutting connecting seat 61 is connected with the cutting power source, and the laser cutter 62 is arranged on the cutting connecting seat 61. The cutting power source can be a three-axis linear module, a mechanical arm or the like structure. The cutting power source is used to drive the cutting connecting seat 61 and the laser cutter 62 to move. The laser cutter 62 is used to emit laser to cut the mesh cloth 200. In this way, by arranging the cutting power source of the cutting mechanism 60, the cutting connecting seat 61 and the laser cutter 62 are driven to move, and the laser cutter 62 can cut the whole circumferential side of the mesh cloth 200.

[0062] In order to improve the versatility of the cutting mechanism 60, in the embodiment, the cutting mechanism 60 further comprises a driving assembly 63. The driving assembly 63 is arranged on the cutting connecting seat 61 and connected with the laser cutter 62. The driving assembly 63 is used to drive the laser cutter 62 to move close to or away from the carrier 20, so as to precisely cut the mesh cloth 200. Specifically, the driving assembly 63 comprises a laser linear driving part 631, a clamping part 632, a sensing part 633 and a mounting frame 634. The laser linear driving part 631 is arranged on the cutting connecting seat 61. The clamping part 632 is connected with the laser linear driving part 631, and the clamping part 632 clamps the laser cutter 62. The laser linear driving part 631 can be composed of a pneumatic cylinder, a guide rail and a guide block, etc. The laser linear driving part 631 is used to drive the clamping part 632 and the laser cutter 62 to move close to or away from the carrier 20. The sensing part 633 is arranged on the cutting connecting seat 61 through the mounting frame 634. The sensing part 633 is used to sense the clamping part 632, and the sensing part 633 can be a distance sensor. In this way, by arranging the above-mentioned driving assembly 63 and the specific structure of the driving assembly 63, the movement of the laser cutter 62 is driven, so that the laser cutter 62 precisely cuts the mesh cloth 200, and the versatility of the cutting mechanism 60 is improved. In addition, the position of the clamping part 632 is sensed by the sensing part 633, so as to ensure the movement precision of the laser cutter 62.

[0063] The welding device 100 provided by the embodiment of the present application realizes the automatic mesh pressing, welding and cutting of the mesh cloth 200 and the workpiece 300 through the cooperative matching between the driving mechanism 10, the carrier 20, the mesh pressing mechanism 30, the top welding mechanism 40, the side welding mechanism 50 and the cutting mechanism 60, effectively replaces the manual spot welding operation, reduces the labor cost, shortens the welding time and improves the welding efficiency. The welding device 100 has a simple structure, a more precise spot welding position, reduces the secondary processing, adopts a multi-spot welding head structure, the welding of the mesh cloth 200 and the workpiece 300 is more firm, time and labor are saved, in addition, the mesh cloth 200 is formed by one-time mesh pressing by the mesh pressing mechanism 30, without an interface, and the welding yield and quality are improved.

[0064] It is apparent for those skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all aspects as exemplary and non-restrictive, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and range of equivalents of the claims are intended to be embraced in the present application.

[0065] Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or equivalently replaced without departing from the spirit and scope of the technical solutions of the present application.

Claims

1. A welding apparatus for welding a mesh fabric to a workpiece, characterized in that, The application relates to a welding device for welding a mesh cloth to a workpiece, comprising: a driving mechanism, which is provided with a pressing mesh position, a top welding position, a side welding position and a cutting position at intervals along the periphery of the driving mechanism; a bearing member for bearing the workpiece and the mesh cloth, which is arranged on the driving mechanism; a pressing mesh mechanism arranged at the pressing mesh position, the driving mechanism drives the bearing member to move to the pressing mesh position, so that the pressing mesh mechanism presses the mesh cloth to the workpiece; a top welding mechanism arranged at the top welding position, the driving mechanism drives the bearing member to move to the top welding position, so that the top welding mechanism welds the mesh cloth to the top surface of the workpiece; a side welding mechanism arranged at the side welding position, the driving mechanism drives the bearing member to move to the side welding position, so that the side welding mechanism welds the mesh cloth to the side surface of the workpiece; a cutting mechanism arranged at the cutting position, the driving mechanism drives the bearing member to move to the cutting position, so that the cutting mechanism cuts the welded mesh cloth.

2. The welding device of claim 1, wherein The pressing mesh mechanism comprises a pressing mesh member arranged above the bearing member, the pressing mesh member can move close to or away from the bearing member, and the pressing mesh member moves towards the bearing member to press the mesh cloth to the workpiece.

3. The welding device of claim 2, wherein The pressing mesh mechanism further comprises a pressing mesh power source arranged at the pressing mesh position and a pressing mesh connecting seat connected with the pressing mesh power source, the pressing mesh connecting seat is arranged above the bearing member, the pressing mesh member is connected with the pressing mesh connecting seat, the pressing mesh member is arranged below the pressing mesh connecting seat, and the pressing mesh power source is used for driving the pressing mesh member to move close to or away from the bearing member.

4. The welding device of claim 1, wherein The top welding mechanism comprises a top welding assembly arranged above the bearing member, the top welding assembly can move close to or away from the bearing member, the top welding assembly comprises a top welding base, a top welding pressing plate, a top welding connecting plate and a plurality of top welding heads, the top welding pressing plate is connected with the top welding base, the top welding pressing plate is used for pressing the mesh cloth, the top welding connecting plate is movably arranged on the top welding base, the top welding connecting plate is arranged above the top welding pressing plate, one end of each of the plurality of top welding heads is telescopically connected with the top welding connecting plate, the other end of each of the plurality of top welding heads is movably arranged on the top welding pressing plate, and the other end of each of the plurality of top welding heads is used for contacting the top surface of the mesh cloth to weld the mesh cloth to the top surface of the workpiece.

5. The welding apparatus of claim 4, wherein, The top welding assembly further comprises a top welding driving member arranged on the top welding base, the top welding driving member is connected with the top welding connecting plate, and the top welding driving member is used for driving the top welding connecting plate and the plurality of top welding heads to move; The top welding mechanism further comprises a top welding power source arranged at the top welding position, the top welding base is connected with the top welding power source, and the top welding power source is used for driving the top welding assembly to move close to or away from the bearing member.

6. The welding device of claim 1, wherein The side welding mechanism comprises a side welding assembly arranged above the carrier, the side welding assembly being movable towards or away from the carrier, the side welding assembly comprising a side welding base, two side welding connecting plates, two side welding pressure plates and a plurality of side welding heads, the two side welding connecting plates being in sliding connection with the side welding base respectively, the two side welding connecting plates being movable towards or away from each other, the two side welding pressure plates being in sliding connection with the two side welding connecting plates in one-to-one correspondence respectively, the plurality of side welding heads being arranged on the two side welding pressure plates, one end of each of the plurality of side welding heads being telescopically connected to the side welding pressure plate, the other end of each of the plurality of side welding heads being used to contact the side surface of the mesh cloth to weld the mesh cloth and the side surface of the workpiece.

7. The welding apparatus of claim 6, wherein The side welding mechanism further comprises a side welding power source arranged at the side welding position, the side welding base of the side welding assembly being connected with the side welding power source, the side welding power source being used to drive the side welding assembly to move towards or away from the carrier.

8. The welding apparatus of claim 6, wherein, The side welding assembly further comprises a first driving member and a second driving member, the first driving member being arranged at the side welding base, the first driving member being connected with the two side welding pressure plates respectively, the first driving member being used to drive the two side welding pressure plates to move towards or away from each other, the second driving member being arranged at the two side welding connecting plates, the second driving member being connected with the two side welding pressure plates respectively, the second driving member being used to drive the two side welding pressure plates to slide.

9. The welding device of any one of claims 1-8, wherein, The cutting mechanism comprises a cutting power source, a cutting connecting seat and a laser cutter, the cutting power source being arranged at the cutting position, the cutting connecting seat being connected with the cutting power source, the laser cutter being arranged at the cutting connecting seat, the cutting power source being used to drive the cutting connecting seat and the laser cutter to move, the laser cutter being used to cut the mesh cloth.

10. The welding device of any one of claims 1-8, wherein, The driving mechanism comprises a turntable and a driving source, the turntable being connected with the driving source, the turntable being provided with the mesh pressing position, the top welding position, the side welding position and the cutting position at intervals on the outer periphery, the driving source being used to drive the turntable to rotate, the carrier being arranged at the turntable.

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