A convenient welding device for machining parts

Abstract

The present invention is a convenient welding device for machining parts, comprising a welding stand and a manipulator support base, on which a welding manipulator is installed; the welding stand is a two-stage ladder-type stand with an extension stand in the middle, the extension stand faces the manipulator support base, two support columns are arranged between the extension stand and the manipulator support base, a welding platform is arranged above the welding stand, two ends of one side of the bottom of the welding platform are rotatably mounted on the welding stand, the other side of the bottom of the welding platform is mounted on the top of the two support columns, a vertical mounting groove is arranged in the middle of the extension stand, a telescopic cylinder is arranged in the mounting groove, the extension stand is provided with mounting platforms on both sides of the mounting groove, a vertical mounting plate is arranged on each mounting platform, a connecting ring is arranged in the middle of the telescopic cylinder, two ends of the connecting ring are rotatably mounted on two mounting plates through a rotating rod, and the telescopic rod at the top of the telescopic cylinder is hinged to the bottom of the welding platform. The present invention has a high degree of mechanization and high welding efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of welding equipment, and in particular to a convenient welding device for machining parts. Background Art

[0002] In the current production and processing process, welding devices are often used to weld different parts. For example, when welding short parts on both sides of a long part, the usual processing method is to install the long part and the short part in a specific position and fix them, and then perform front welding. After the front welding is completed, the parts need to be removed from the welding position, adjusted, and re-installed before a second welding. This is time-consuming and affects the operation. In addition, the mechanization degree of the welding operation is not high, which also affects the processing efficiency. Summary of the invention

[0003] The present invention aims to solve the deficiencies of the prior art and provide a convenient welding device for machining parts.

[0004] In order to achieve the above object, the present invention adopts the following technical solutions:

[0005] A convenient welding device for machining parts, comprising a welding stand and a manipulator support base located on one side of the welding stand, wherein a welding manipulator is installed on the manipulator support base;

[0006] The welding platform is a two-stage ladder-type frame with an extension frame in the middle position, and the extension frame faces the manipulator support base, and two support columns are arranged between the extension frame and the manipulator support base, and a rotating base is arranged at both ends of the welding platform, and two rotating ear plates are arranged in parallel on each rotating base, and a welding platform is arranged above the welding platform, and two ends of one side of the bottom of the welding platform are provided with a rotating shaft, and the rotating shaft is rotatably installed between the two rotating ear plates of the rotating base, and the other side of the bottom of the welding platform is mounted on the top of the two support columns, and a vertical mounting groove is provided in the middle of the extension frame, and a telescopic cylinder is provided in the mounting groove, and mounting tables are provided on both sides of the extension frame. A vertical mounting plate is provided on each mounting table, and a connecting ring is provided in the middle of the telescopic cylinder, and both ends of the connecting ring are rotatably installed on the two mounting plates through a rotating rod, and the telescopic rod at the top of the telescopic cylinder is hinged to the bottom of the welding platform;

[0007] A support beam for placing long parts is provided in the middle of the top of the welding platform, a clamping device is provided on one side of the middle of the long parts, and positioning platforms for placing short parts are provided on both sides of the two ends of the long parts. A clamping device is also provided on one side of the positioning platform, and the clamping device is used to fix long parts and short parts.

[0008] The welding robot includes a turntable box installed on a robot support base, a central gear is provided in the turntable box, a first rotating table is provided on the turntable box, a first rotating motor is provided on the first rotating table, the shaft gear of the first rotating motor is meshed with the central gear of the first rotating table, a vertical robot arm fixing plate is fixed on the first rotating table, a robot arm is rotatably mounted on the robot arm fixing plate via an axis, the axis of the robot arm is connected to a second rotating motor, a robot arm is rotatably mounted on the other end of the robot arm via an axis, the axis of the robot arm is connected to a third rotating motor, and a welding spray gun is provided at the bottom of the robot.

[0009] The clamping device includes a vertically arranged right-angled triangle plate, the upper end of the hypotenuse of the right-angled triangle plate is rotatably mounted with a U-shaped clamping plate, and the lower end of the hypotenuse is rotatably mounted with a U-shaped operating plate, a connecting plate is rotatably mounted between the two plates of the U-shaped operating plate, and the bottom of the connecting plate is rotatably mounted between the two plates of the U-shaped clamping plate, fixed plates are provided on the upper and lower sides of the movable end of the U-shaped clamping plate, a clamping rod is provided between the two fixed plates, the upper end of the clamping rod passes through the top of the upper fixed plate, the lower end passes through the bottom of the lower fixed plate, and both are fixed by nuts, and a rubber head is provided at the bottom of the clamping rod.

[0010] An operating handle is arranged on the top of the U-shaped operating plate, and a plurality of gripping grooves are arranged on the side edge of the operating handle.

[0011] The positioning table is provided with positioning clamping plates on both sides of the short parts.

[0012] The beneficial effects of the present invention are as follows: the present invention fixes the long parts and short parts to be welded on the corresponding positions of the welding platform through the clamping device, and then uses the welding manipulator to weld them. After the upper welding is completed, the telescopic cylinder drives the welding platform to rotate 90°, and then the lower welding is carried out without the need for readjustment, with a high degree of mechanization and high welding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 A schematic diagram of the structure of one aspect of the present invention;

[0014] Figure 2 It is a structural schematic diagram of another aspect of the present invention;

[0015] Figure 3 for Figure 1 A magnified view of part A;

[0016] Figure 4 for Figure 2 A magnified view of part B;

[0017] Figure 5 for Figure 2 Enlarged view of part C;

[0018] In the figure: 1-welding stand; 2-manipulator support base; 3-welding manipulator; 4-extension frame; 5-support column; 6-rotating base; 7-rotating ear plate; 8-welding platform; 9-rotating shaft; 10-telescopic cylinder; 11-mounting table; 12-mounting plate; 13-connecting ring; 14-long parts; 15-support beam; 16-clamping device; 17-short parts; 18-positioning table; 19-first rotating table; 20-first rotating motor; 21-manipulator arm fixing plate; 22-manipulator arm; 23-second rotating motor; 24-manipulator; 25-third rotating motor; 26-right triangle plate; 27-U-shaped clamping plate; 28-U-shaped operating plate; 29-connecting plate; 30-clamping rod; 31-rubber head; 32-operating handle; 33-positioning card plate; 34-fixed plate; 35-turntable box;

[0019] The following is a detailed description of the embodiments of the present invention with reference to the accompanying drawings. DETAILED DESCRIPTION

[0020] The present invention will be further described below in conjunction with the accompanying drawings and embodiments: Specific embodiment 1:

[0022] like Figures 1 to 4 As shown, a convenient welding device for machining parts includes a welding stand 1 and a manipulator support base 2 located on one side of the welding stand 1, and a welding manipulator 3 is installed on the manipulator support base 2;

[0023] The welding stand 1 is a two-stage stepped stand with an extension frame 4 in the middle, the extension frame 4 faces the manipulator support base 2, two support columns 5 are arranged between the extension frame 4 and the manipulator support base 2, rotating bases 6 are arranged at both ends of the welding stand 1, and two rotating ear plates 7 are arranged in parallel on each rotating base 6, a welding platform 8 is arranged above the welding stand 1, and rotating shafts 9 are arranged at both ends of one side of the bottom of the welding platform 8 corresponding to the two rotating bases 6, the rotating shaft 9 is rotatably installed between the two rotating ear plates 7 of the rotating base 6, and the other side of the bottom of the welding platform 8 is mounted on the top of the two support columns 5, a vertical mounting groove is arranged in the middle of the extension frame 4, a telescopic cylinder 10 is arranged in the mounting groove, mounting platforms 11 are arranged on both sides of the extension frame 4, and a vertical mounting plate 12 is arranged on each mounting platform 11, a connecting ring 13 is arranged in the middle of the telescopic cylinder 10, and the two ends of the connecting ring 13 are rotatably installed on the two mounting plates 12 through a rotating rod, and the telescopic rod at the top of the telescopic cylinder 10 is hinged to the bottom of the welding platform 8;

[0024] A support beam 15 for placing a long part 14 is provided in the middle position of the top of the welding platform 8, and a clamping device 16 is provided on one side of the middle position of the long part 14. A positioning platform 18 for placing a short part 17 is provided on both sides of the two ends of the long part 14 of the welding platform 8, and a clamping device 16 is also provided on one side of the positioning platform 18, and the clamping device 16 is used to fix the long part 14 and the short part 17.

[0025] The welding robot 3 includes a turntable box 35 installed on the robot support base 2, a central gear is provided in the turntable box 35, a first rotating table 19 is provided on the turntable box 35, a first rotating motor 20 is provided on the first rotating table 19, the shaft gear of the first rotating motor 20 is meshed with the central gear of the first rotating table 19, a vertical robot arm fixing plate 21 is fixed on the first rotating table 19, a robot arm 22 is installed on the robot arm fixing plate 21 through an axis rotation, the axis of the robot arm 22 is connected to a second rotating motor 23, a robot arm 24 is installed on the other end of the robot arm 22 through an axis rotation, the axis of the robot arm 24 is connected to a third rotating motor 25, and a welding spray gun is provided at the bottom of the robot arm 24. Specific embodiment 2:

[0027] like Figures 1 to 5 As shown, a convenient welding device for machining parts includes a welding stand 1 and a manipulator support base 2 located on one side of the welding stand 1, and a welding manipulator 3 is installed on the manipulator support base 2;

[0028] The welding stand 1 is a two-stage stepped stand with an extension frame 4 in the middle, the extension frame 4 faces the manipulator support base 2, two support columns 5 are arranged between the extension frame 4 and the manipulator support base 2, rotating bases 6 are arranged at both ends of the welding stand 1, and two rotating ear plates 7 are arranged in parallel on each rotating base 6, a welding platform 8 is arranged above the welding stand 1, and rotating shafts 9 are arranged at both ends of one side of the bottom of the welding platform 8 corresponding to the two rotating bases 6, the rotating shaft 9 is rotatably installed between the two rotating ear plates 7 of the rotating base 6, and the other side of the bottom of the welding platform 8 is mounted on the top of the two support columns 5, a vertical mounting groove is arranged in the middle of the extension frame 4, a telescopic cylinder 10 is arranged in the mounting groove, mounting platforms 11 are arranged on both sides of the extension frame 4, and a vertical mounting plate 12 is arranged on each mounting platform 11, a connecting ring 13 is arranged in the middle of the telescopic cylinder 10, and the two ends of the connecting ring 13 are rotatably installed on the two mounting plates 12 through a rotating rod, and the telescopic rod at the top of the telescopic cylinder 10 is hinged to the bottom of the welding platform 8;

[0029] A support beam 15 for placing a long part 14 is provided in the middle position of the top of the welding platform 8, and a clamping device 16 is provided on one side of the middle position of the long part 14. A positioning platform 18 for placing a short part 17 is provided on both sides of the two ends of the long part 14 of the welding platform 8, and a clamping device 16 is also provided on one side of the positioning platform 18, and the clamping device 16 is used to fix the long part 14 and the short part 17.

[0030] The welding robot 3 includes a turntable box 35 installed on the robot support base 2, a central gear is provided in the turntable box 35, a first rotating table 19 is provided on the turntable box 35, a first rotating motor 20 is provided on the first rotating table 19, the shaft gear of the first rotating motor 20 is meshed with the central gear of the first rotating table 19, a vertical robot arm fixing plate 21 is fixed on the first rotating table 19, a robot arm 22 is installed on the robot arm fixing plate 21 through an axis rotation, the axis of the robot arm 22 is connected to a second rotating motor 23, a robot arm 24 is installed on the other end of the robot arm 22 through an axis rotation, the axis of the robot arm 24 is connected to a third rotating motor 25, and a welding spray gun is provided at the bottom of the robot arm 24.

[0031] The clamping device 16 includes a vertically arranged right-angled triangle plate 26, the upper end of the hypotenuse of the right-angled triangle plate 26 is rotatably mounted with a U-shaped clamping plate 27 and the lower end of the hypotenuse is rotatably mounted with a U-shaped operating plate 28, a connecting plate 29 is rotatably mounted between the two plates of the U-shaped operating plate 28, the bottom of the connecting plate 29 is rotatably mounted between the two plates of the U-shaped clamping plate 27, fixed plates 34 are provided on the upper and lower sides of the movable end of the U-shaped clamping plate 27, a clamping rod 30 is provided between the two fixed plates 34, the upper end of the clamping rod 30 passes through the top of the upper fixed plate 34, the lower end passes through the bottom of the lower fixed plate 34 and both are fixed by nuts, and a rubber head 31 is provided at the bottom of the clamping rod 30.

[0032] An operating handle 32 is disposed on the top of the U-shaped operating plate 28 , and a plurality of gripping grooves are disposed on the side edge of the operating handle 32 .

[0033] The positioning platform 18 is provided with positioning clamping plates 33 on both sides of the short part 17 .

[0034] The present invention fixes the long parts 14 and the short parts 17 to be welded on the corresponding positions of the welding platform 8 through the clamping device 16, and then uses the welding robot 2 to weld them. After the upper welding is completed, the telescopic cylinder 10 drives the welding platform 8 to rotate 90°, and then the lower welding is carried out without readjustment, with a high degree of mechanization and high welding efficiency.

[0035] The present invention is described above by way of example in conjunction with the accompanying drawings. It is obvious that the specific implementation of the present invention is not limited to the above-mentioned method. As long as various improvements are made using the method concept and technical solution of the present invention, or are directly applied to other occasions without improvement, they are all within the protection scope of the present invention.

Claims

1. A convenient welding device for machining parts, characterized in that: It comprises a welding stand (1) and a manipulator support base (2) located on one side of the welding stand (1), wherein a welding manipulator (3) is mounted on the manipulator support base (2); The welding stand (1) is a two-stage stepped stand with an extension stand (4) in the middle, the extension stand (4) facing the manipulator support base (2), two support columns (5) are arranged between the extension stand (4) and the manipulator support base (2), rotating bases (6) are arranged at both ends of the welding stand (1), and two rotating ear plates (7) are arranged in parallel on each rotating base (6), a welding platform (8) is arranged above the welding stand (1), and rotating shafts (9) are arranged at both ends of one side of the bottom of the welding platform (8) corresponding to the two rotating bases (6), and the rotating shafts (9) are rotatably mounted on the two rotating bases (6). The other side of the bottom of the welding platform (8) is mounted on the top of two support columns (5) between the rotating ear plates (7), the middle of the extension frame (4) is provided with a vertical installation groove, and a telescopic cylinder (10) is arranged in the installation groove, and the extension frame (4) is provided with mounting platforms (11) on both sides of the installation groove, and each mounting platform (11) is provided with a vertical mounting plate (12), and the middle of the telescopic cylinder (10) is provided with a connecting ring (13), and the two ends of the connecting ring (13) are rotatably mounted on the two mounting plates (12) through a rotating rod, and the telescopic rod at the top of the telescopic cylinder (10) is hinged to the bottom of the welding platform (8); A support beam (15) for placing a long part (14) is provided at the middle position of the top of the welding platform (8); a clamping device (16) is provided on one side of the middle position of the long part (14); and a positioning platform (18) for placing a short part (17) is provided on both sides of both ends of the long part (14); a clamping device (16) is also provided on one side of the positioning platform (18); and the clamping device (16) is used to fix the long part (14) and the short part (17); The welding robot (3) comprises a turntable box (35) mounted on a robot support base (2), a central gear being arranged in the turntable box (35), a first rotating table (19) being arranged on the turntable box (35), a first rotating motor (20) being arranged on the first rotating table (19), a shaft gear of the first rotating motor (20) being meshed with a central gear of the first rotating table (19), a vertical robot arm fixing plate (21) being fixed on the first rotating table (19), a robot arm (22) being rotatably mounted on the robot arm fixing plate (21) via an axis, a second rotating motor (23) being connected to the axis of the robot arm (22), a robot arm (24) being rotatably mounted on the other end of the robot arm (22) via an axis, a third rotating motor (25) being connected to the axis of the robot arm (24), and a welding spray gun being arranged at the bottom of the robot arm (24); The clamping device (16) comprises a right-angled triangular plate (26) arranged vertically, a U-shaped clamping plate (27) being rotatably mounted on the upper end of the hypotenuse of the right-angled triangular plate (26) via an axis, and a U-shaped operating plate (28) being rotatably mounted on the lower end of the hypotenuse via an axis, a connecting plate (29) being rotatably mounted between the two plates of the U-shaped operating plate (28) via an axis, the bottom of the connecting plate (29) being rotatably mounted between the two plates of the U-shaped clamping plate (27) via an axis, fixed plates (34) being arranged on the upper and lower sides of the movable end of the U-shaped clamping plate (27), a clamping rod (30) being arranged between the two fixed plates (34), the upper end of the clamping rod (30) passing through the top of the upper fixed plate (34) and the lower end passing through the bottom of the lower fixed plate (34) and both being fixed via nuts, and a rubber head (31) being arranged at the bottom of the clamping rod (30).

2. A portable welding device for machining parts according to claim 1, characterized in that: An operating handle (32) is provided on the top of the U-shaped operating plate (28), and a plurality of gripping grooves are provided on the side edge of the operating handle (32).

3. A portable welding device for machining parts according to claim 2, characterized in that: The positioning platform (18) is provided with positioning clamping plates (33) on both sides of the short part (17).

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