Roller support robot automatic welding production line

Abstract

The application discloses a roller support robot automatic welding production line, which comprises an automatic discharging line, a first robot base is arranged on one side of the automatic discharging line, a carrying robot is installed on the top of the first robot base, and a second robot base is arranged on one side of the first robot base. When the workpiece is limited by the first positioning clamp and the second positioning clamp, the workpiece moves between the positioning plate base and the first push plate, a first cylinder is started, the first cylinder works to make the first push plate close to the positioning plate base, the first push plate pushes the workpiece to move, the first push plate and the positioning plate base cooperate to clamp the workpiece, the stability of the workpiece on the top of the first positioning clamp and the second positioning clamp is ensured, the workpiece is prevented from shaking freely, the welding robot is facilitated to weld and process the workpiece on the top of the first positioning clamp and the second positioning clamp, the production quality of the workpiece is improved, and the production efficiency of the workpiece is improved.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of robot welding, and particularly relates to a roller support robot automatic welding production line. BACKGROUND

[0002] Welding, also known as soldering, is a manufacturing process and technique that joins metal or other thermoplastic materials such as plastic by heating, high temperature or high pressure. There are many energy sources for modern welding, including gas flame, electric arc, laser, electron beam, friction and ultrasonic wave, etc. In addition to being used in factories, welding can also be carried out in various environments, such as outdoors, underwater and in space. Wherever it is, welding can pose a risk to the operator, so appropriate protective measures must be taken when welding. The injuries that welding can cause to the human body include burns, electric shock, vision impairment, inhalation of toxic gases, excessive ultraviolet radiation, etc.

[0003] Traditional welding adopts manual welding, which has low production efficiency, high work intensity and unstable product quality.

[0004] Therefore, it is necessary to invent a roller support robot automatic welding production line to solve the above problems. SUMMARY

[0005] In view of the above problems, the present application provides a roller support robot automatic welding production line to solve the problems raised in the background art.

[0006] To achieve the above purpose, the present application provides the following technical scheme: a roller support robot automatic welding production line, comprising an automatic discharging line, a first robot base is arranged on one side of the automatic discharging line, a carrying robot is installed on the top of the first robot base, a second robot base is arranged on one side of the first robot base, a welding robot is installed on the top of the second robot base, the welding robot is arranged opposite to the carrying robot, a carrying positioning clamp is installed on the output end of the carrying robot, a gun cleaning mechanism is arranged on one side of the second robot base and arranged opposite to the welding robot, a cable support is arranged on the front side of the second robot base, an automatic feeding line is arranged on the other side of the second robot base and corresponds to the automatic discharging line, a touch operation screen is arranged on one side of the end of the automatic feeding line and electrically connected with the automatic feeding line.

[0007] Further, the rear side of the first robot base is provided with a general control box, one side of the general control box is provided with a first robot control cabinet, one side of the first robot control cabinet is provided with a welding power supply, one side of the welding power supply is provided with a second robot control cabinet, one side of the second robot control cabinet is provided with a hydraulic station, and the first robot control cabinet, the welding power supply, the second robot control cabinet and the hydraulic station are electrically connected with the general control box; the first robot control cabinet is electrically connected with the carrying robot, the second robot control cabinet is electrically connected with the welding robot, the welding power supply supplies power for the welding robot, and the hydraulic station is connected with the carrying positioning clamp.

[0008] Further, the automatic feeding line comprises a rack, horizontal adjustment feet are installed at multiple corners of the rack, linear guides are installed at both ends of the rack, guide plates are fixedly installed on both sides of the linear guides, sliding blocks are slidingly installed on the top of the linear guides, conveying plate chains are installed on both sides of the top of the rack, a first positioning clamp and a second positioning clamp are respectively arranged at one end of the top of the two conveying plate chains, the first positioning clamp and the second positioning clamp are respectively installed on the top of the two sliding blocks at the ends of the rack, and a drag chain groove is installed on the front side of the linear guide.

[0009] Further, the automatic feeding line further comprises a transmission shaft, a centering screw rod is arranged at the bottom of the transmission shaft, the transmission shaft penetrates through the centers of the two conveying plate chains, one end of the transmission shaft is connected with the output end of a gearbox, the input end of the gearbox is connected with the output end of a chain plate driving motor, a shaft coupling is arranged at the center of the transmission shaft and the centering screw rod, one end of the centering screw rod is connected with a centering servo motor, radial pre-positioning plates are arranged on the top surfaces of the conveying plate chains, and axial pre-positioning plates are arranged at both ends of the radial pre-positioning plates.

[0010] Further, the carrying positioning clamp comprises a robot end insulation flange and a clamp end flange, the carrying robot is connected with the carrying positioning clamp through the robot end insulation flange, fixed plates are installed on the top and the bottom of the rear side of the clamp end flange, and the side edges of the two fixed plates are fixedly connected through multiple connecting rods.

[0011] Two hydraulic cylinders are arranged between the two fixed plates and are symmetrically arranged about the center line of the clamp end flange, clamping jaws are installed on the output ends of the hydraulic cylinders, the hydraulic cylinders are rotatably installed between the two fixed plates through connecting rods, clamp wear-resistant blocks are installed on the top surface of the top fixed plate and the bottom surface of the bottom fixed plate, and the clamp wear-resistant blocks are arranged corresponding to the clamping jaws.

[0012] Further, an installation plate is fixedly installed between the output ends of the two hydraulic cylinders, spring-connected conductive carbon brushes are arranged at the ends of the installation plate, and the conductive carbon brushes are between the two clamping jaws.

[0013] Further, the first positioning clamp and the second positioning clamp each comprise a bottom plate, a positioning plate seat is mounted on one side of the top surface of the bottom plate, a wear-resistant plate is mounted on the surface of the positioning plate seat, a first push plate is arranged on one side of the positioning plate seat, and the first push plate is mounted on the output end of a first air cylinder and is arranged in correspondence with the positioning plate seat.

[0014] A first mounting seat is arranged on the side of the first air cylinder, the first mounting seat is mounted on the top surface of the bottom plate, the first air cylinder is mounted in correspondence with the bottom plate through the first mounting seat, a plurality of idlers are arranged on the top of the bottom plate at equal intervals, and idler mounting seats are arranged at both ends of the idlers, and the idlers are rotatably mounted on the top of the bottom plate through the two idler mounting seats.

[0015] Further, the first positioning clamp further comprises a second mounting seat, a second air cylinder is mounted on the top of the second mounting seat, a second push plate is mounted on the output end of the second air cylinder, the second push plate is located on the top of the idler, a plurality of wear-resistant plates are arranged on the rear side of the second push plate, and the second push plate is arranged in correspondence with the first push plate.

[0016] Further, the second positioning clamp further comprises a plurality of axial positioning supports, the plurality of axial positioning supports are arranged at alternate positions with the plurality of idlers, and the plurality of axial positioning supports are arranged in correspondence with the first push plate.

[0017] Technical effects and advantages of the present application:

[0018] 1. When the first positioning clamp and the second positioning clamp are used to limit the workpiece, the workpiece moves between the positioning plate seat and the first push plate, the first air cylinder is started, the first push plate moves close to the positioning plate seat under the action of the first air cylinder, the first push plate pushes the workpiece to move, the first push plate and the positioning plate seat cooperate to clamp the workpiece, the stability of the workpiece on the top of the first positioning clamp and the second positioning clamp is ensured, the workpiece is prevented from shaking freely, the welding robot is facilitated to weld the workpiece on the top of the first positioning clamp and the second positioning clamp, the production quality of the workpiece is improved, and the production efficiency of the workpiece is accelerated.

[0019] 2. When the first positioning clamp and the second positioning clamp are used to limit the workpiece, the workpiece moves between the positioning plate seat and the first push plate, the first air cylinder is started, the first push plate moves close to the positioning plate seat under the action of the first air cylinder, the first push plate pushes the workpiece to move, the first push plate and the positioning plate seat cooperate to clamp the workpiece, the stability of the workpiece on the top of the first positioning clamp and the second positioning clamp is ensured, the workpiece is prevented from shaking freely, and the welding robot is facilitated to weld the workpiece on the top of the first positioning clamp and the second positioning clamp.

[0020] Additional features and advantages of the present application will be set forth in the description that follows, and in part will be apparent from the description, or can be learned by practice of the present application. The objectives and other advantages of the present application will be realized and attained by the structure particularly pointed out in the description and appended claims. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings described below are some embodiments of the present application, and the person skilled in the art can also obtain other drawings according to these drawings without creative labor.

[0022] Figure 1 The whole three-dimensional structure schematic diagram of the carrier roller support robot automatic welding production line of the embodiment of the present application is shown.

[0023] Figure 2 The whole three-dimensional structure schematic diagram of the automatic feeding line of the embodiment of the present application is shown.

[0024] Figure 3 The rear view structure schematic diagram of the automatic feeding line of the embodiment of the present application is shown.

[0025] Figure 4 The whole three-dimensional structure schematic diagram of the carrying and positioning clamp of the embodiment of the present application is shown.

[0026] Figure 5 The internal component structure schematic diagram of the carrying and positioning clamp of the embodiment of the present application is shown.

[0027] Figure 6 The whole three-dimensional structure schematic diagram of the first positioning clamp of the embodiment of the present application is shown.

[0028] Figure 7 The whole three-dimensional structure schematic diagram of the second positioning clamp of the embodiment of the present application is shown.

[0029] In the figure: 1, automatic discharging line; 2, first robot base; 3, carrying robot; 4, second robot base; 5, welding robot; 6, carrying positioning clamp; 7, gun cleaning mechanism; 8, cable support; 9, automatic feeding line; 10, touch operation screen; 11, general control box; 12, first robot control cabinet; 13, welding power supply; 14, second robot control cabinet; 15, hydraulic station; 16, rack; 17, horizontal adjustment foot; 18, linear guide rail; 19, guide rail guard plate; 20, sliding block; 21, conveying plate chain; 22, first positioning clamp; 23, second positioning clamp; 24, drag chain groove; 25, transmission shaft; 26, centering screw; 27, gearbox; 28, chain plate driving motor; 29, coupling; 30, centering servo motor; 31, radial pre-positioning plate; 32, axial pre-positioning plate; 33, robot end insulation flange; 34, clamp end flange; 35, fixed plate; 36, connecting rod; 37, hydraulic cylinder; 38, clamping jaw; 39, clamp wear-resistant block; 40, mounting plate; 41, spring; 42, conductive carbon brush; 43, bottom plate; 44, positioning plate seat; 45, positioning wear-resistant plate; 46, first push plate; 47, first cylinder; 48, first mounting seat; 49, carrier roller; 50, carrier roller mounting seat; 51, second mounting seat; 52, second cylinder; 53, second push plate; 54, wear-resistant plate; 55, axial positioning support. DETAILED DESCRIPTION

[0030] To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are some but not all of the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0031] The present application provides a carrier roller support robot automatic welding production line, such as Figure 1As shown, including automatic discharge line 1, one side of the automatic discharge line 1 is provided with the first robot base 2, the top of the first robot base 2 is installed with the carrying robot 3, one side of the first robot base 2 is provided with the second robot base 4, and the top of the second robot base 4 is installed with the welding robot 5, and the welding robot 5 is arranged opposite to the carrying robot 3, the output end of the carrying robot 3 is installed with the carrying positioning clamp 6, one side of the second robot base 4 is provided with the gun cleaning mechanism 7, and the gun cleaning mechanism 7 is arranged opposite to the welding robot 5, the front side of the second robot base 4 is provided with the cable support 8, the other side of the second robot base 4 is provided with the automatic feeding line 9, and the automatic feeding line 9 corresponds to the automatic discharge line 1, one side of the end of the automatic feeding line 9 is provided with the touch operation screen 10, and the touch operation screen 10 is electrically connected with the automatic feeding line 9. The workpiece is placed on the automatic feeding line 9, the automatic feeding line 9 automatically runs to drive the workpiece to move to the material taking position capable of being clamped by the carrying robot 3, the carrying robot 3 clamps the workpiece by using the carrying positioning clamp 6, and then places the clamped workpiece on the first positioning clamp 22 and the second positioning clamp 23 respectively, the first positioning clamp 22 and the second positioning clamp 23 respectively position the placed workpiece twice, and after positioning is completed, the welding robot 5 welds the twice positioned workpiece according to the predetermined welding program, and after welding production is completed, the carrying robot 3 places the welded workpiece on the automatic discharge line 1 by using the carrying positioning clamp 6, so as to facilitate the automatic discharge line 1 to discharge.

[0032] In Figure 1 , the rear side of the first robot base 2 is provided with the general control box 11, one side of the general control box 11 is provided with the first robot control cabinet 12, one side of the first robot control cabinet 12 is provided with the welding power supply 13, one side of the welding power supply 13 is provided with the second robot control cabinet 14, one side of the second robot control cabinet 14 is provided with the hydraulic station 15, the first robot control cabinet 12, the welding power supply 13, the second robot control cabinet 14 and the hydraulic station 15 are all electrically connected with the general control box 11, the first robot control cabinet 12 is electrically connected with the carrying robot 3, the second robot control cabinet 14 is electrically connected with the welding robot 5, and the welding power supply 13 supplies power for the welding robot 5, and the hydraulic station 15 is connected with the carrying positioning clamp 6. The general control box 11 controls the working process of the entire automatic discharge line 1 and the automatic feeding line 9, the first robot control cabinet 12 controls the working of the carrying robot 3, the hydraulic station 15 provides hydraulic power for the hydraulic cylinder 37 of the carrying positioning clamp 6, the second robot control cabinet 14 controls the working of the welding robot 5, and the welding power supply 13 provides power supply energy for the welding robot 5 and the gun cleaning mechanism 7.

[0033] In Figure 2 and Figure 3In the specific embodiment, the automatic feeding line 9 comprises a rack 16, horizontal adjusting feet 17 are installed at multiple corners of the rack 16, linear guides 18 are installed at both ends of the rack 16, guide plates 19 are fixedly installed at both sides of the linear guides 18, sliding blocks 20 are slidingly installed at the top of the linear guides 18, conveying plate chains 21 are installed at the top of both sides of the rack 16, a first positioning clamp 22 and a second positioning clamp 23 are arranged at the top of one end of the two conveying plate chains 21 respectively, the first positioning clamp 22 and the second positioning clamp 23 are installed at the top of the two sliding blocks 20 at the ends of the rack 16 respectively, and a drag chain groove 24 is installed at the front side end of the linear guide 18. When feeding the workpiece, the workpiece is placed on the surface of the conveying plate chain 21, the centering servo motor 30 is used to control the rotation of the centering screw rod 26, at this time, the centering screw rod 26 is rotated to control the conveying plate chain 21 to slide on the top surface of the linear guide 18 through the sliding block 20, so as to adjust the distance between the two conveying plate chains 21, and the conveying plate chain 21 to be used is adjusted to a suitable position through the centering servo motor 30.

[0034] In Figure 2 and Figure 3 In the specific embodiment, the automatic feeding line 9 further comprises a transmission shaft 25, the transmission shaft 25 is provided with a centering screw rod 26 at the bottom, the transmission shaft 25 penetrates through the centers of the two conveying plate chains 21 respectively, one end of the transmission shaft 25 is connected with the output end of a gearbox 27, the input end of the gearbox 27 is connected with the output end of a chain plate driving motor 28, a shaft coupling 29 is arranged at the center of the transmission shaft 25 and the centering screw rod 26, one end of the centering screw rod 26 is connected with a centering servo motor 30, the top surface of the conveying plate chain 21 is provided with a radial pre-positioning plate 31, and the both ends of the radial pre-positioning plate 31 are provided with axial pre-positioning plates 32. The workpiece is placed according to the pre-positioning reference of the radial pre-positioning plate 31 and the axial pre-positioning plate 32 by hand; after the workpiece is placed, the chain plate driving motor 28 controls the rotation of the transmission shaft 25 through the gearbox 27, the transmission shaft 25 is rotated to drive the workpiece to move through the conveying plate chain 21, and the workpiece is conveyed to a material taking position capable of being clamped by the carrying robot 3 through the operation of the conveying plate chain 21.

[0035] In Figure 4 and Figure 5In, the handling positioning clamp 6 includes a robot end insulation flange 33 and a clamp end flange 34, the handling robot 3 is connected with the clamp end flange 34 of the handling positioning clamp 6 through the robot end insulation flange 33, the top and bottom of the rear side of the clamp end flange 34 are both provided with a fixed plate 35, and the side edges of the two fixed plates 35 are both fixedly connected through a plurality of connecting rods 36; two hydraulic cylinders 37 are arranged between the two fixed plates 35, and the two hydraulic cylinders 37 are symmetrically arranged with the center line of the clamp end flange 34 as the axis, a clamping jaw 38 is arranged on the output end of the hydraulic cylinder 37, the end of the hydraulic cylinder 37 is rotatably arranged between the two fixed plates 35 through the connecting rod 36, and a clamp wear block 39 is arranged on the top surface of the top fixed plate 35 and the bottom surface of the bottom fixed plate 35, and the clamp wear block 39 is arranged correspondingly to the clamping jaw 38. An installation plate 40 is fixedly arranged between the output ends of the two hydraulic cylinders 37, spring 41 is arranged on the both ends of the installation plate 40, and a conductive carbon brush 42 is arranged between the two clamping jaws 38. The clamping jaw 38 is rotatably arranged between the two fixed plates 35 through the connecting rod 36, and the end of the clamping jaw 38 is rotatably connected with the output end of the hydraulic cylinder 37, the whole handling positioning clamp 6 is connected with the robot end insulation flange 33 of the output end of the handling robot 3 through the clamp end flange 34, at this time the handling robot 3 clamps the workpiece through the handling positioning clamp 6, at this time the hydraulic cylinder 37 works, due to the rotary connection of the hydraulic cylinder 37 to the inner side of the clamping jaw 38 and the rotary limitation of the connecting rod 36 to the clamping jaw 38, the clamping jaw 38 rotates at the end of the two fixed plates 35 through the connecting rod 36, and the workpiece is clamped through the two clamping jaws 38, which facilitates the handling robot 3 to place the workpiece on the first positioning clamp 22 and the second positioning clamp 23.

[0036] In Figure 6 and Figure 7In the specific embodiment, the first positioning clamp 22 and the second positioning clamp 23 each comprise a bottom plate 43, a positioning plate seat 44 is mounted on the top surface of the bottom plate 43, a positioning wear-resistant plate 45 is mounted on the surface of the positioning plate seat 44, a first push plate 46 is arranged on one side of the positioning plate seat 44, the first push plate 46 is mounted on the output end of a first air cylinder 47, and the first push plate 46 is arranged in correspondence with the positioning plate seat 44; a first mounting seat 48 is arranged on the side surface of the first air cylinder 47, the first mounting seat 48 is mounted on the top surface of the bottom plate 43, and the first air cylinder 47 is mounted in correspondence with the bottom plate 43 through the first mounting seat 48, a plurality of supporting rollers 49 are arranged on the top of the bottom plate 43, and the supporting rollers 49 are rotatably mounted on the top of the bottom plate 43 through two supporting roller mounting seats 50 arranged at both ends of the supporting rollers 49. When the workpiece is limited by the first positioning clamp 22 and the second positioning clamp 23, the workpiece is moved between the positioning plate seat 44 and the first push plate 46, the first air cylinder 47 is started, the first air cylinder 47 works to make the first push plate 46 close to the positioning plate seat 44, the first push plate 46 pushes the workpiece to move, the first push plate 46 and the positioning plate seat 44 cooperate to clamp the workpiece, the stability of the workpiece on the top of the first positioning clamp 22 and the second positioning clamp 23 is ensured, the workpiece is prevented from shaking freely, and the welding robot 5 is facilitated to weld the workpiece on the top of the first positioning clamp 22 and the second positioning clamp 23.

[0037] In Figure 6 In the specific embodiment, the first positioning clamp 22 and the second positioning clamp 23 each comprise a bottom plate 43, a positioning plate seat 44 is mounted on the top surface of the bottom plate 43, a positioning wear-resistant plate 45 is mounted on the surface of the positioning plate seat 44, a first push plate 46 is arranged on one side of the positioning plate seat 44, the first push plate 46 is mounted on the output end of a first air cylinder 47, and the first push plate 46 is arranged in correspondence with the positioning plate seat 44; a first mounting seat 48 is arranged on the side surface of the first air cylinder 47, the first mounting seat 48 is mounted on the top surface of the bottom plate 43, and the first air cylinder 47 is mounted in correspondence with the bottom plate 43 through the first mounting seat 48, a plurality of supporting rollers 49 are arranged on the top of the bottom plate 43, and the supporting rollers 49 are rotatably mounted on the top of the bottom plate 43 through two supporting roller mounting seats 50 arranged at both ends of the supporting rollers 49. When the workpiece is limited by the first positioning clamp 22 and the second positioning clamp 23, the workpiece is moved between the positioning plate seat 44 and the first push plate 46, the first air cylinder 47 is started, the first air cylinder 47 works to make the first push plate 46 close to the positioning plate seat 44, the first push plate 46 pushes the workpiece to move, the first push plate 46 and the positioning plate seat 44 cooperate to clamp the workpiece, the stability of the workpiece on the top of the first positioning clamp 22 and the second positioning clamp 23 is ensured, the workpiece is prevented from shaking freely, and the welding robot 5 is facilitated to weld the workpiece on the top of the first positioning clamp 22 and the second positioning clamp 23.

[0038] In Figure 7 In the specific embodiment, the first positioning clamp 22 and the second positioning clamp 23 each comprise a bottom plate 43, a positioning plate seat 44 is mounted on the top surface of the bottom plate 43, a positioning wear-resistant plate 45 is mounted on the surface of the positioning plate seat 44, a first push plate 46 is arranged on one side of the positioning plate seat 44, the first push plate 46 is mounted on the output end of a first air cylinder 47, and the first push plate 46 is arranged in correspondence with the positioning plate seat 44; a first mounting seat 48 is arranged on the side surface of the first air cylinder 47, the first mounting seat 48 is mounted on the top surface of the bottom plate 43, and the first air cylinder 47 is mounted in correspondence with the bottom plate 43 through the first mounting seat 48, a plurality of supporting rollers 49 are arranged on the top of the bottom plate 43, and the supporting rollers 49 are rotatably mounted on the top of the bottom plate 43 through two supporting roller mounting seats 50 arranged at both ends of the supporting rollers 49. When the workpiece is limited by the first positioning clamp 22 and the second positioning clamp 23, the workpiece is moved between the positioning plate seat 44 and the first push plate 46, the first air cylinder 47 is started, the first air cylinder 47 works to make the first push plate 46 close to the positioning plate seat 44, the first push plate 46 pushes the workpiece to move, the first push plate 46 and the positioning plate seat 44 cooperate to clamp the workpiece, the stability of the workpiece on the top of the first positioning clamp 22 and the second positioning clamp 23 is ensured, the workpiece is prevented from shaking freely, and the welding robot 5 is facilitated to weld the workpiece on the top of the first positioning clamp 22 and the second positioning clamp 23.

[0039] The working principle of the present application is as follows:

[0040] Referring to the drawings Figures 1-7 When the workpiece is placed on the surface of the conveying plate chain 21, the centering servo motor 30 is used to control the rotation of the centering lead screw 26. At this time, the centering lead screw 26 rotates to control the sliding of the conveying plate chain 21 on the top surface of the linear guide rail 18 through the sliding block 20, so as to adjust the distance between the two conveying plate chains 21. The conveying plate chain 21 to be used is adjusted to the appropriate position through the centering servo motor 30, and the workpiece is placed according to the pre-positioning reference of the radial pre-positioning plate 31 and the axial pre-positioning plate 32.

[0041] After the workpiece is placed, the chain plate driving motor 28 controls the rotation of the transmission shaft 25 through the gearbox 27. The transmission shaft 25 rotates to drive the workpiece to move through the conveying plate chain 21. The conveying plate chain 21 runs to convey the workpiece to a material taking position where the handling robot 3 can clamp. The handling robot 3 clamps the workpiece through the handling positioning clamp 6, and then places the clamped workpiece on the first positioning clamp 22 and the second positioning clamp 23 respectively. The first positioning clamp 22 and the second positioning clamp 23 respectively position the placed workpiece twice. After positioning, the welding robot 5 welds the twice-positioned workpiece according to the predetermined welding program. After welding, the handling robot 3 places the welded workpiece on the automatic discharge line 1 through the handling positioning clamp 6, so as to facilitate the discharge processing of the automatic discharge line 1.

[0042] Although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced by equivalent ones. Such modifications or replacements do not change the essence of the corresponding technical solutions, and are within the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A robot automatic welding line for idler supports, characterized in that: Including automatic discharge line (1), one side of automatic discharge line (1) is provided with first robot base (2), the top of first robot base (2) is installed with carrying robot (3), one side of first robot base (2) is provided with second robot base (4), and the top of second robot base (4) is installed with welding robot (5), and welding robot (5) is oppositely arranged with carrying robot (3), the output end of carrying robot (3) is installed with carrying positioning clamp (6), one side of second robot base (4) is provided with gun cleaning mechanism (7), and gun cleaning mechanism (7) is oppositely arranged with welding robot (5), the front side of second robot base (4) is provided with cable support (8), the other side of second robot base (4) is provided with automatic feeding line (9), and automatic feeding line (9) corresponds with automatic discharge line (1), one side of the end of automatic feeding line (9) is provided with touch operation screen (10), and touch operation screen (10) is electrically connected with automatic feeding line (9); The automatic feeding line (9) comprises a rack (16), a plurality of corners of the rack (16) are provided with horizontal adjusting feet (17), both ends of the rack (16) are provided with linear guides (18), both sides of the linear guides (18) are fixedly provided with guide plates (19), the top of the linear guides (18) is slidably provided with sliding blocks (20), both sides of the rack (16) are provided with conveying plate chains (21), one end of each of the two conveying plate chains (21) is provided with a first positioning clamp (22) and a second positioning clamp (23), and the first positioning clamp (22) and the second positioning clamp (23) are respectively installed on the top of the two sliding blocks (20) at the ends of the rack (16), and the front side of the linear guide (18) is provided with a drag chain groove (24); The automatic feeding line (9) further comprises a transmission shaft (25), the bottom of the transmission shaft (25) is provided with a centering screw rod (26), the transmission shaft (25) penetrates through the centers of the two conveying plate chains (21) respectively, one end of the transmission shaft (25) is connected with the output end of a gearbox (27), the input end of the gearbox (27) is connected with the output end of a chain plate driving motor (28), the centers of the transmission shaft (25) and the centering screw rod (26) are provided with couplings (29), one end of the centering screw rod (26) is connected with a centering servo motor (30), and the top surface of the conveying plate chain (21) is provided with a radial pre-positioning plate (31), both ends of the radial pre-positioning plate (31) are provided with axial pre-positioning plates (32); The first positioning clamp (22) and the second positioning clamp (23) both comprise a bottom plate (43), one side of the top surface of the bottom plate (43) is provided with a positioning plate seat (44), the surface of the positioning plate seat (44) is provided with a positioning wear-resistant plate (45), one side of the positioning plate seat (44) is provided with a first push plate (46), the first push plate (46) is installed on the output end of a first cylinder (47), and the first push plate (46) is correspondingly arranged with the positioning plate seat (44). The first cylinder (47) side is provided with a first mounting seat (48), the first mounting seat (48) is installed on the top surface of the bottom plate (43), and the first cylinder (47) is installed on the bottom plate (43) through the first mounting seat (48). A plurality of idlers (49) are arranged on the top of the bottom plate (43), the two ends of the idler (49) are provided with idler mounting seats (50), and the idler (49) is rotatably installed on the top of the bottom plate (43) through the two idler mounting seats (50).

2. The automatic welding production line of the idler support robot according to claim 1, wherein: The rear side of the first robot base (2) is provided with a general control box (11), one side of the general control box (11) is provided with a first robot control cabinet (12), one side of the first robot control cabinet (12) is provided with a welding power supply (13), one side of the welding power supply (13) is provided with a second robot control cabinet (14), one side of the second robot control cabinet (14) is provided with a hydraulic station (15), the first robot control cabinet (12), the welding power supply (13), the second robot control cabinet (14) and the hydraulic station (15) are electrically connected with the general control box (11), the first robot control cabinet (12) is electrically connected with the carrying robot (3), the second robot control cabinet (14) is electrically connected with the welding robot (5), the welding power supply (13) supplies power for the welding robot (5), and the hydraulic station (15) is connected with the carrying and positioning clamp (6).

3. The automatic welding production line of the idler support robot according to claim 2, wherein: The carrying and positioning clamp (6) comprises a robot end insulation flange (33) and a clamp end flange (34), the carrying robot (3) is connected with the clamp end flange (34) of the carrying and positioning clamp (6) through the robot end insulation flange (33), the top and bottom of the rear side of the clamp end flange (34) are provided with fixed plates (35), and the side edges of the two fixed plates (35) are fixedly connected through a plurality of connecting rods (36); Two hydraulic cylinders (37) are arranged between the two fixed plates (35), and the two hydraulic cylinders (37) are symmetrically arranged with the center line of the clamp end flange (34) as the axis, a clamping jaw (38) is arranged on the output end of the hydraulic cylinder (37), the hydraulic cylinder (37) is rotatably installed between the two fixed plates (35) through the connecting rod (36), a clamp wear block (39) is arranged on the top surface of the top fixed plate (35) and the bottom surface of the bottom fixed plate (35), and the clamp wear block (39) is arranged corresponding to the clamping jaw (38).

4. The automatic welding production line of the idler support robot according to claim 3, wherein: An installation plate (40) is fixedly installed between the output ends of the two hydraulic cylinders (37), spring (41) connected conductive carbon brushes (42) are arranged at the two ends of the installation plate (40), and the conductive carbon brushes (42) are arranged between the two clamping jaws (38).

5. The carrier roller support robot automatic welding production line according to claim 4, characterized in that: The first positioning clamp (22) further comprises a second mounting seat (51), a second cylinder (52) is mounted on the top of the second mounting seat (51), a second push plate (53) is mounted on the output end of the second cylinder (52), the second push plate (53) is located on the top of the carrier roller (49), and a plurality of wear plates (54) are arranged on the rear side of the second push plate (53), and the second push plate (53) is arranged correspondingly with the first push plate (46).

6. The carrier roller support robot automatic welding production line according to claim 5, characterized in that: The second positioning clamp (23) further comprises a plurality of axial positioning supports (55), the plurality of axial positioning supports (55) are arranged in an interlaced manner with the plurality of carrier rollers (49), and the plurality of axial positioning supports (55) are arranged correspondingly with the first push plate (46).

Images