Auxiliary positioning and assembling device for automatic machining of welding robot

Abstract

The utility model discloses an auxiliary positioning and assembling device for automatic machining of a welding robot. The auxiliary positioning and assembling device comprises a feeding device, a conveying device and a supporting device. The conveying device is arranged on one side of the supporting device, and the welding mechanical arm II is fixedly connected with a supporting table arranged on one side of the conveying device through a rotating table. The two ends of the feeding device are arranged below the conveying device and the supporting device correspondingly, and the welding mechanical arm I is arranged on the supporting device. The feeding device, the conveying device, the supporting device, the welding mechanical arm I and the welding mechanical arm II are matched to achieve automatic feeding, assembling, welding, turning over and secondary welding, external intervention is reduced, the labor intensity is lowered, and meanwhile the consistency of the welding seam quality is guaranteed. The feeding and assembling process is simple and convenient, the device can conduct processing work on the two sets of transverse plates and the two sets of vertical plates at the same time, and therefore the production period is shortened.

Description

TECHNICAL FIELD

[0001] The utility model belongs to welding technical field, especially relate to a welding robot automation processing auxiliary positioning group blank device. BACKGROUND

[0002] The steel structure H-shaped steel is usually assembled and welded by multiple steel plates in engineering construction, and when welding and forming, the steel plate is combined and formed by using manpower welding and crane overturning mode, but this welding mode is not only low in efficiency, but also causes the steel plate to deviate due to external force in the welding process, resulting in that the product quality after welding does not meet the specified standard.

[0003] Through the search, the prior art with the announcement number CN 219465243 U is a horizontal H-shaped steel welding table, the device adjusts the height of the web plate through the lifting platform, simultaneously moves the flange in the horizontal direction through the translation device, and moves and welds the flange and the web plate through multiple welding devices, but the position for installing the flange of the device is relatively narrow, and other tools need to be used to assist the main installation during hoisting.

[0004] Through the search, the prior art with the announcement number CN 221755127 U is a building steel frame welding equipment, the device clamps and fixes the steel frame through multiple clamping plates by rotating the mounting disc, and the mounting disc controls the steel frame to overturn, so that the different surfaces of the steel frame are conveniently welded, the device can only process one workpiece at a time, so that the welding cycle is prolonged. SUMMARY

[0005] The utility model discloses a kind of welding robot automation processing auxiliary positioning group blank devices, and the utility model realizes automation feeding, assembly, welding, turning and secondary welding by feeding device, conveying device, supporting device and welding mechanical arm I, welding mechanical arm II cooperation, reduce external intervention, reduce labor intensity, while guarantee the consistency of weld quality.

[0006] To achieve the above object, the utility model adopts the technical scheme that:

[0007] A kind of welding robot automation processing auxiliary positioning group blank device, including feeding device, conveying device, supporting device;The conveying device is located at the side of supporting device, and welding mechanical arm II is fixedly connected with the supporting table located at the side of conveying device by rotating table;The two ends of feeding device are located below conveying device and supporting device respectively, and welding mechanical arm I is located on supporting device;

[0008] The feeding device includes a mounting box, electric push cylinders I, a push plate, electric push cylinders II, a discharging plate and a storage tank; one side of the mounting box is fixedly connected with the storage tank, and supporting legs are arranged at the bottom of the mounting box and the storage tank; the electric push cylinders I are arranged in plurality, the cylinder bodies of the electric push cylinders I are fixedly connected with the mounting box, the extending ends of the electric push cylinders I pass through the through holes in the mounting box and are fixedly connected with the push plate slidingly connected in the storage tank; the electric push cylinders II are arranged in pair, the cylinder bodies of the electric push cylinders II are fixedly connected with the storage tank through connecting seats respectively at two ends of the storage tank, and the extending ends of the electric push cylinders II are fixedly connected with the discharging plate.

[0009] The conveying device includes guide rails, a connecting box, a clamping mechanism, a displacement mechanism, electric push cylinders IV, a supporting plate; the connecting box is slidingly connected with the guide rails through the displacement mechanism, and the clamping mechanism is connected with the connecting box at both sides of the displacement mechanism; the electric push cylinders IV are arranged in plurality, the cylinder bodies of the electric push cylinders IV are fixedly connected with the connecting box at the inner side of the displacement mechanism, and the extending ends of the electric push cylinders IV pass through the through holes in the connecting box and are fixedly connected with the supporting plate.

[0010] The clamping mechanism includes clamping plates I, clamping plates II, sliding plates, electric push cylinders III, sliding seats, electric motors I and gears; the clamping plates I are arranged in pair and are arranged at both sides of the connecting box respectively, and the sliding plates are fixedly connected with the clamping plates I in alternation at the bottom of the clamping plates I; the electric push cylinders III are arranged in plurality, the cylinder bodies of the electric push cylinders III are fixedly connected with the sliding plates through connecting seats, and the extending ends of the electric push cylinders III are fixedly connected with the clamping plates II arranged at one side of the clamping plates I; the sliding seats are arranged in plurality and are slidingly connected in the sliding grooves at both sides of the connecting box respectively, the racks are arranged at the inner sides of the sliding seats, and the top portions of the sliding seats pass through the sliding grooves in the connecting box and are fixedly connected with the sliding plates; the electric motors I are arranged in two groups and are fixedly connected with the connecting box at both sides through motor seats, the gears are fixedly connected with the electric motors I through connecting shafts, and the gears are engaged with the racks at the inner sides of the sliding seats.

[0011] The displacement mechanism includes rollers, connecting shafts I, connecting shafts II and an electric motor II; the connecting shafts I and the connecting shafts II are rotatably connected with the connecting box at both ends, one sprocket on the connecting shaft I is connected with a sprocket on the connecting shaft II through a chain, the electric motor II is fixedly connected with one side of the connecting box through a motor seat, a sprocket on the output end of the electric motor II is connected with another sprocket on the connecting shaft I through a chain, and the rollers are arranged in plurality and are fixedly arranged at both ends of the connecting shafts I and the connecting shafts II respectively, and the rollers are arranged in the sliding grooves at the inner sides of the guide rails.

[0012] The support device includes a bracket, a connecting plate, a connecting frame, an electric pusher cylinder V, a transport frame I, a transport frame II, a lead screw, a motor III, and a connecting seat I. The connecting seat I is slidably connected to a pair of connecting plates located on the top of the two sets of brackets, and the cylinder bodies of several electric pusher cylinders V are fixedly connected to the connecting grooves at the bottom of the bracket. The lead screw is threadedly connected to the connecting seat I, one end of which is rotatably connected to one set of brackets, and the other end passes through a through hole on another set of brackets and is fixedly connected to the output end of the motor III. The motor III is fixedly connected to the top of the other set of brackets via a motor seat. A pair of connecting frames are provided, with one end of the connecting frame fixedly connected to the bottom of the bracket and the other end fixedly connected to one end of the guide rail. The transport frame I is located between the two sets of brackets, and both sides of the transport frame I are fixedly connected to the extended ends of the electric pusher cylinders V via connecting blocks. The transport frame II is located at one end of the bracket, and the side of the transport frame II is aligned with the side of the transport frame I.

[0013] The advantages of this utility model compared with the prior art are as follows:

[0014] 1) The automatic material distribution, clamping, and positioning of the vertical plates are achieved through the cooperation of the feeding device and the displacement and clamping mechanisms in the transportation device, as well as the dynamic adjustment of the horizontal plates, to ensure assembly accuracy and improve production efficiency.

[0015] 2) The adaptive clamping and centering adjustment functions of the clamping mechanism are compatible with vertical and horizontal plates of different sizes, allowing for quick switching of product specifications and adapting to diverse production needs.

[0016] 3) In the transportation device, the flipping design formed by the combination of clamping mechanism, connecting box, displacement mechanism and guide rail saves space of traditional flipping equipment, realizes the simultaneous transportation and welding, and further shortens the production cycle. Attached Figure Description

[0017] Appendix Figure 1 This is a schematic diagram of the structure of an automated machining auxiliary positioning and billet assembly device for welding robots according to this utility model;

[0018] Appendix Figure 2 It is attached Figure 1 Schematic diagram of the middle support device;

[0019] Appendix Figure 3 It is attached Figure 1 Schematic diagram of the structure of the transport device;

[0020] Appendix Figure 4 It is attached Figure 1 A cross-sectional structural diagram of the transport device in the middle;

[0021] Appendix Figure 5 It is attached Figure 1 A schematic diagram of the connection structure between the intermediate connecting box and the clamping mechanism and the displacement mechanism;

[0022] AppendixFigure 6 is attached Figure 1 The schematic structural view of the upper feeding device;

[0023] is attached Figure 7 is attached Figure 1 The schematic structural view of the lower feeding device of the upper feeding device;

[0024] is attached Figure 8 is attached Figure 1 The schematic structural view of the assembly of the control horizontal plate and the vertical plate of the conveying device;

[0025] In the figure: 1, upper feeding device; 101, mounting box; 102, electric push cylinder I; 103, push plate; 104, electric push cylinder II; 1041, lower feeding plate; 105, storage groove; 2, conveying device; 201, guide rail; 202, connecting box; 203, clamping mechanism; 2031, clamping plate I; 2032, clamping plate II; 2033, sliding plate; 2034, electric push cylinder III; 2035, sliding seat; 2036, motor I; 2037, gear; 204, displacement mechanism; 2041, roller; 2042, connecting shaft I; 2043, connecting shaft II; 2044, motor II; 205, electric push cylinder IV; 2051, support plate; 3, supporting device; 301, support; 302, connecting plate; 303, connecting frame; 304, electric push cylinder V; 305, conveying frame I; 306, conveying frame II; 307, lead screw; 3071, motor III; 308, connecting seat I; 4, welding robot I; 5, welding robot II; 501, support table; 6, vertical plate; 7, horizontal plate. DETAILED DESCRIPTION

[0026] For the convenience of the persons skilled in the art to understand, the following will be combined with the attached Figures 1-8 The technical scheme of the utility model is further specifically explained.

[0027] A kind of welding robot automation processing auxiliary positioning group assembly device, including upper feeding device 1, conveying device 2, supporting device 3;The conveying device 2 is located in supporting device 3 one side, and welding robot II 5 is fixedly connected with support table 501 located in conveying device 2 one side by rotating table;The upper feeding device 1 both ends are located in conveying device 2 and supporting device 3 below respectively, and welding robot I 4 is located in supporting device 3;

[0028] The feeding device 1 comprises a mounting box 101, electric push cylinders I 102, a push plate 103, electric push cylinders II 104, a discharging plate 1041 and a storage tank 105; the mounting box 101 is fixedly connected with the storage tank 105 on one side, and the bottom of the mounting box 101 and the storage tank 105 is provided with supporting legs; the electric push cylinders I 102 are provided in plurality, the cylinder bodies of the electric push cylinders I 102 are fixedly connected with the mounting box 101, the extending ends pass through the through holes in the mounting box 101 and are fixedly connected with the push plate 103 slidingly connected in the storage tank 105; the electric push cylinders II 104 are provided in pair, the cylinder bodies of the pair of electric push cylinders II 104 are fixedly connected with the storage tank 105 through connecting seats on both ends, and the extending ends are fixedly connected with the discharging plate 1041.

[0029] The conveying device 2 comprises guide rails 201, a connecting box 202, a clamping mechanism 203, a displacement mechanism 204, electric push cylinders IV 205 and a supporting plate 2051; the connecting box 202 is slidingly connected with the guide rails 201 through the displacement mechanism 204, and the clamping mechanism 203 is connected with the connecting box 202 on both sides of the displacement mechanism 204; the electric push cylinders IV 205 are provided in plurality, the cylinder bodies of the electric push cylinders IV 205 are fixedly connected with the connecting box 202 on the inner side of the displacement mechanism 204, and the extending ends pass through the through holes in the connecting box 202 and are fixedly connected with the supporting plate 2051;

[0030] The clamping mechanism 203 is provided with clamping plates I 2031, clamping plates II 2032, sliding plates 2033, electric push cylinders III 2034, sliding seats 2035, electric motors I 2036 and gears 2037; the clamping plates I 2031 are provided in pair and are arranged on both sides of the connecting box 202, and the plurality of sliding plates 2033 are fixedly connected with the bottom of the pair of clamping plates I 2031 in staggered mode; the electric push cylinders III 2034 are provided in plurality, the cylinder bodies of the electric push cylinders III 2034 are fixedly connected above the sliding plates 2033 through connecting seats, and the extending ends are fixedly connected with the clamping plates II 2032 arranged on one side of the clamping plates I 2031; the sliding seats 2035 are provided in plurality and are slidingly connected in the sliding grooves on both sides of the connecting box 202, the inner side of the sliding seats 2035 is provided with a rack, and the top passes through the sliding grooves in the connecting box 202 and is fixedly connected with the sliding plates 2033; the electric motors I 2036 are provided in two groups and are fixedly connected with both sides of the connecting box 202 through motor seats, the output ends of the electric motors I 2036 are fixedly connected with the plurality of gears 2037 through connecting shafts, and the gears 2037 are engaged with the rack on the inner side of the sliding seats 2035; the plurality of electric push cylinders III 2034 are synchronously extended and retracted to control the clamping plates II 2032 to approach or move away from the clamping plates I 2031 to clamp or release the vertical plate 6; the electric motors I 2036 are matched with the gears 2037 to control the sliding seats 2035 to drive the plurality of sliding plates 2033 and the pair of clamping plates I 2031 to approach or move away from each other along the width direction of the connecting box 202, so that the clamping mechanism 203 can drive the vertical plate 6 to adhere to the side edge of the horizontal plate 7.

[0031] The displacement mechanism 204 is provided with a roller 2041, a connecting shaft I 2042, a connecting shaft II 2043, and a motor II 2044; the connecting shaft I 2042 and the connecting shaft II 2043 are rotatably connected to the connecting box 202, and a sprocket on the connecting shaft I 2042 is connected to a sprocket on the connecting shaft II 2043 through a chain; the motor II 2044 is fixedly connected to one side of the connecting box 202 through a motor base, and a sprocket on the output end of the motor II 2044 is connected to another sprocket on the connecting shaft I 2042 through a chain; the roller 2041 is provided with a plurality of rollers, which are fixed to the two ends of the connecting shaft I 2042 and the connecting shaft II 2043, respectively, and the roller 2041 is arranged in the sliding groove on the inner side of the guide rail 201; the motor II 2044 is controlled to rotate forward or reverse, so as to drive the connecting shaft I 2042 and the connecting shaft II 2043 to drive the roller 2041 to move back and forth along the sliding groove on the inner side of the guide rail 201, so as to drive the connecting box 202 to displace the clamping mechanism 203.

[0032] The support device 3 comprises a support 301, a connecting plate 302, a connecting frame 303, an electric push cylinder V 304, a transport frame I 305, a transport frame II 306, a lead screw 307, a motor III 3071, and a connecting seat I 308; the connecting seat I 308 is slidably connected to a pair of connecting plates 302 arranged on the top of the two groups of supports 301, and the cylinder bodies of a plurality of electric push cylinders V 304 are fixedly connected in the connecting grooves on the bottom of the supports 301; the lead screw 307 is threadedly connected to the connecting seat I 308, one end of the lead screw 307 is rotatably connected to one group of supports 301, the other end penetrates through the through hole on the other group of supports 301 and is fixedly connected to the output end of the motor III 3071, and the motor III 3071 is fixedly connected to the top of the other group of supports 301 through a motor base; the connecting frame 303 is provided with a pair of connecting frames, one end of each connecting frame 303 is fixedly connected to the lower side of the support 301, and the other end is fixedly connected to one end of the guide rail 201; the transport frame I 305 is arranged between the two groups of supports 301, and the two sides of the transport frame I 305 are fixedly connected to the extended ends of the electric push cylinders V 304 through connecting blocks; the transport frame II 306 is arranged at one end of the support 301, and the side edge of the transport frame II 306 is aligned with the side edge of the transport frame I 305.

[0033] A welding robot automatic processing auxiliary positioning assembly device, the working process is as follows:

[0034] A number of vertical plates 6 are placed in the storage tank 105 in the feeding device 1, and then a number of electric push cylinders I 102 are synchronously extended, the control push plate 103 pushes a vertical plate 6 to slide from the discharge port on one side of the storage tank 105 to the upper side of the conveying device 2, so that the clamping mechanism 203 clamps the vertical plate 6; then the displacement mechanism 204 drives the connecting box 202 to move along the guide rail 201, so that the clamping mechanism 203 on the other side of the connecting box 202 moves to the lower side of the discharge port on one side of the storage tank 105, and the feeding device 1 and the clamping mechanism 203 are controlled to repeat the above operation to clamp another vertical plate 6, at this time the clamping mechanism 203 clamps and fixes two vertical plates 6; then the displacement mechanism 204 drives the connecting box 202 to move along the guide rail 201 to the lower side of the supporting device 3, and then the horizontal plate 7 is hoisted to the supporting plate 2051 by the external hoisting equipment;

[0035] The control a number of electric push cylinders IV 205 are synchronously operated, so that the supporting plate 2051 drives the horizontal plate 7 to rise and fall according to the width of the vertical plate 6, so that the horizontal plate 7 moves to the middle position of the vertical plate 6, and then the clamping mechanism 203 is controlled to move inward, until the two vertical plates 6 on the clamping mechanism 203 are tightly fitted with the two side edges of the horizontal plate 7, so as to realize the clamping and assembly of steel plates of different sizes, and facilitate the device to weld products of different specifications; then the motor III 3071 in the supporting device 3 is controlled to rotate forward or reverse, so that the lead screw 307 controls the connecting seat I 308 to drive the welding mechanical arm I 4 to reciprocate along the connecting plate 302, so as to weld one side of the horizontal plate 7 and the two vertical plates 6 together;

[0036] Then the displacement mechanism 204 continues to control the connecting box 202 to drive the clamping mechanism 203 to move along the guide rail 201, until the connecting box 202 is turned over between the guide rail 201 and the conveying frame I 305; then a number of electric push cylinders V 304 are synchronously operated, so that the conveying frame I 305 rises, and after the conveying roller on the conveying frame I 305 contacts the side edge of the vertical plate 6, the clamping mechanism 203 releases the vertical plate 6, and the other side of the horizontal plate 7 which is not welded with the two vertical plates 6 is placed on the conveying frame I 305, so as to complete the product turning over, and facilitate the welding of the un-welded part of the product; then the electric push cylinder V 304 drives the conveying frame I 305 to reset, so that the conveying frame I 305 cooperates with the conveying frame II 306 to transport the product outward, and the welding mechanical arm II 5 is used to weld the other side of the horizontal plate 7 and the two vertical plates 6 together during the conveying process; at the same time, the displacement mechanism 204 controls the connecting box 202 to reset for the next round of material taking and conveying.

[0037] As described above, the electronic or electrical components including but not limited to electric push cylinders, motors and the like are prior art components, which are obtained by private customization or purchase, and the electrical connection between the components is a conventional circuit connection or electrical connection in the prior art, which is not within the protection scope of the utility model.

[0038] The above is only an example and description of the structure of the utility model, and those skilled in the art can make various modifications or supplements to the described specific embodiments or replace them with similar ways, as long as they do not deviate from the structure of the utility model or exceed the scope defined by the present claims, which shall belong to the protection scope of the utility model.

Claims

1. A welding robot automation processing auxiliary positioning assembly device, comprising a feeding device, a conveying device and a supporting device; the conveying device is arranged on one side of the supporting device, and a welding mechanical arm II is fixedly connected with a supporting table arranged on one side of the conveying device through a rotating table; the feeding device is arranged below the conveying device and the supporting device at both ends, and a welding mechanical arm I is arranged on the supporting device; characterized in that the feeding device comprises a mounting box, a plurality of electric push cylinders I, a push plate, a pair of electric push cylinders II, a discharging plate and a storage tank; one side of the mounting box is fixedly connected with the storage tank; the plurality of electric push cylinders I are fixedly connected with the mounting box through cylinder bodies, and the extending ends are fixedly connected with the push plate in the storage tank through through holes in the mounting box; the pair of electric push cylinders II are fixedly connected with the storage tank at both ends through connecting seats, and the extending ends are fixedly connected with the discharging plate; the conveying device comprises a guide rail, a connecting box, a clamping mechanism, a displacement mechanism, a plurality of electric push cylinders IV and a supporting plate; the connecting box is slidably connected with the guide rail through the displacement mechanism, and the clamping mechanism is connected with the connecting box on both sides of the displacement mechanism; the plurality of electric push cylinders IV are fixedly connected with the connecting box through cylinder bodies on the inner side of the displacement mechanism, and the extending ends are fixedly connected with the supporting plate through through holes in the connecting box.

2. A welding robotic automated processing aid positioning assembly device according to claim 1, wherein the clamping mechanism comprises a pair of clamping plates I, a clamping plate II, a plurality of sliding plates, a plurality of electric push cylinders III, a plurality of sliding seats and a pair of motors I and gears; the pair of clamping plates I are arranged on both sides of the connecting box, and the plurality of sliding plates are fixedly connected with the bottom of the pair of clamping plates I in an interlaced manner; the plurality of electric push cylinders III are fixedly connected with the sliding plates above through connecting seats, and the extending ends are fixedly connected with the clamping plate II arranged on one side of the clamping plate I; the plurality of sliding seats are slidably connected in the sliding grooves on both sides of the connecting box, and the inner side of the sliding seat is provided with a rack, and the top is fixedly connected with the sliding plate through the sliding groove in the connecting box; the pair of motors I are fixedly connected with the connecting box on both sides through motor seats, and the output ends of the motors I are fixedly connected with the plurality of gears through connecting shafts, and the gears are engaged with the rack on the inner side of the sliding seat.

3. A welding robotic automated processing aid positioning assembly device according to claim 1, wherein the displacement mechanism comprises a plurality of rollers, a connecting shaft I and a connecting shaft II and a motor II; the connecting shaft I and the connecting shaft II are rotatably connected with the connecting box at both ends, and one sprocket on the connecting shaft I is connected with a sprocket on the connecting shaft II through a chain; the motor II is fixedly connected with one side of the connecting box through a motor seat, and a sprocket on the output end of the motor II is connected with another sprocket on the connecting shaft I through a chain; the plurality of rollers are fixedly arranged at both ends of the connecting shaft I and the connecting shaft II, and the rollers are arranged in the sliding grooves on the inner side of the guide rail.

4. A welding robotic automated processing aid positioning assembly device according to claim 1, wherein The supporting device comprises a support, a connecting plate, a connecting frame, an electric push cylinder V, a conveying frame I, a conveying frame II, a lead screw, a motor III and a connecting seat I; the connecting seat I is slidably connected with a pair of connecting plates arranged on the top of the two supports, and the cylinder bodies of the electric push cylinders V are fixedly connected in the connecting grooves on the bottom of the supports; the lead screw is threadedly connected with the connecting seat I, one end of the lead screw is rotatably connected with one of the supports, the other end of the lead screw is fixedly connected with the output end of the motor III through a through hole on the other support, and the motor III is fixedly connected on the top of the other support through a motor seat; the connecting frame is arranged in a pair, one end of the connecting frame is fixedly connected with the support below, and the other end of the connecting frame is fixedly connected with one end of the guide rail; the conveying frame I is arranged between the two supports, and the conveying frame I is fixedly connected with the extending ends of the electric push cylinders V through connecting blocks on the two sides of the conveying frame I; and the conveying frame II is arranged on one end of the support.

5. A welding robotic automated processing aid positioning assembly device according to claim 4, wherein The side edges of the conveying frame II are aligned with the side edges of the conveying frame I.

6. A welding robotic automated processing aid positioning assembly device according to claim 1, wherein The mounting box and the storage tank are provided with supporting legs on the bottom.

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