Manipulator telescopic device of welding robot

Abstract

The utility model belongs to the technical field of welding robots, and particularly relates to a mechanical arm telescopic device of a welding robot, which comprises a mounting seat, a hydraulic telescopic cylinder body, a telescopic rod, a telescopic rod, a telescopic rod, a telescopic rod, a telescopic rod and a telescopic rod, and is characterized in that the left end of the hydraulic telescopic cylinder body is fixedly mounted on the right side of the mounting seat; the left end of the hydraulic telescopic shaft extends into the hydraulic telescopic cylinder body and is in sliding connection with the inner wall of the hydraulic telescopic cylinder body, and a welding machine is fixedly mounted at the right end of the hydraulic telescopic shaft; the distance measuring assembly comprises a first benchmarking plate, an infrared receiver, a second benchmarking plate, a mounting rod and an infrared transmitter, and the first benchmarking plate is fixedly mounted on the right side of the top of the hydraulic telescopic cylinder body. The infrared receiver and the infrared transmitter can be disassembled and assembled conveniently, the infrared receiver and the infrared transmitter can be maintained conveniently, operation is convenient, time and labor are saved, and practicability is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding robot technical field especially relates to a kind of mechanical hand telescopic device of welding robot. BACKGROUND

[0002] Welding robot is the industrial robot engaged in welding (including cutting and spraying), according to the definition of standard welding robot of international standardization organization industrial robot, industrial robot is a multipurpose, repeatable programming automatic control operation machine, with three or more programmable axes, for industrial automation field.

[0003] However, the current mechanical hand telescopic device cannot monitor its elongation length in real time when running, which cannot effectively avoid the wrong operation of the device during work, and the surface of the inner tube in contact with the telescopic arm will always produce friction during the telescoping process, which will cause serious mechanical wear of the device after long-term use, affecting the service life of the device

[0004] In the prior art, the patent file with the application number 202011071990.X discloses a kind of mechanical hand telescopic device of welding robot for house car trailer manufacturing, relating to welding robot field, including connecting plate, telescopic mechanism, ranging mechanism and lubricating mechanism, the telescopic mechanism includes the inner tube located at the one end of connecting plate, the outer wall of the inner tube is connected with limiting plate.The present application is provided with lubricating mechanism, during the movement of the device, the motor drives a turntable to rotate, one turntable drives another turntable to rotate through belt, the turntable drives rotating plug to rotate through connecting shaft, the rotating plug drives oil hole to rotate, when oil hole rotates to the outside of oil tank, its opening end is high, can scoop the lubricating oil of oil tank inner wall, when rotating plug rotates to the side far from oil tank, the opening end of oil hole is in low position, lubricating oil can slide out along oil hole and flow into oil circuit, the lubricating oil in oil circuit is in contact with telescopic tube constantly, so as to achieve lubricating effect, reduce mechanical wear, improve device service life.

[0005] However, the infrared emitter in the above technical solution is installed inside the mechanical hand, if the infrared emitter is damaged, it will cause inconvenience in disassembling and assembling the infrared emitter, greatly affecting the disassembling and assembling maintenance efficiency of the infrared emitter, thereby affecting the normal use of the welding robot, therefore, we propose a kind of mechanical hand telescopic device of welding robot to solve the above problems. UTILITY MODEL CONTENTS

[0006] The utility model discloses a welding robot's mechanical arm telescopic device, including the mounting seat, and the welding robot's mechanical arm telescopic device still includes: the hydraulic telescopic cylinder body, the hydraulic telescopic shaft, the distance measuring assembly, the installation assembly.

[0007] In order to realize above-mentioned purpose, the utility model adopts the following technical scheme:

[0008] A kind of welding robot's mechanical arm telescopic device, including mounting seat, and the welding robot's mechanical arm telescopic device still includes:

[0009] Hydraulic telescopic cylinder body, the left end of the hydraulic telescopic cylinder body is fixedly installed on the right side of mounting seat;

[0010] Hydraulic telescopic shaft, the left end of the hydraulic telescopic shaft extends to the inside of hydraulic telescopic cylinder body and is slidably connected with the inner wall of hydraulic telescopic cylinder body, and the right end of the hydraulic telescopic shaft is fixedly installed with welding machine;

[0011] Distance measuring assembly, the distance measuring assembly includes: first pair of mark plate, infrared receiver, second pair of mark plate, mounting rod and infrared emitter, first pair of mark plate is fixedly installed on the top right side of hydraulic telescopic cylinder body, infrared receiver is fixedly installed on the right side of first pair of mark plate, second pair of mark plate is fixedly installed on the top of hydraulic telescopic shaft, and the right side of infrared emitter is fixedly installed on the left end of mounting rod, mounting hole is formed in second pair of mark plate, the right end of mounting rod penetrates mounting hole and is slidably connected with the inner wall of mounting hole, infrared emitter is in contact with the left side of second pair of mark plate, and infrared receiver cooperates with infrared emitter;

[0012] Installation assembly, the installation assembly is set on the right side of second pair of mark plate, and the installation assembly cooperates with mounting rod.

[0013] As a preferred scheme of the utility model, the right side of the first pair of mark plate is provided with a mounting groove, and the infrared receiver is fixedly installed in the mounting groove.

[0014] As a preferred scheme of the utility model, two positioning rods are fixedly installed on the right side of the infrared emitter, two positioning holes are formed in the second pair of mark plate, and the right end of the positioning rod penetrates the corresponding positioning hole and is in sliding contact with the inner wall of the positioning hole.

[0015] As a preferred scheme of the utility model, the installation assembly includes screw rod, moving block, rectangular tube and rectangular rod, the left end of the screw rod is rotatably connected to the right side of the second pair of mark plate, the moving block is threadedly sleeved on the screw rod, the top end of the rectangular tube is fixedly installed at the bottom of the screw rod, the top end of the rectangular rod extends into the rectangular tube and is slidably connected with the inner wall of the rectangular tube, a clamping groove is formed in the top of the mounting rod, and the bottom end of the rectangular rod can be inserted into the clamping groove in a detachable manner.

[0016] As one preferred scheme of the utility model, the spring is fixedly installed on the top inner wall of the rectangular pipe, and the bottom end of the spring is fixedly installed at the top end of the rectangular rod.

[0017] As one preferred scheme of the utility model, the stable shaft is fixedly installed on the right side of the second pair of marking plates, and the moving block is slidably sleeved on the stable shaft. Advantages

[0018] 1. The first pair of marking plates and the second pair of marking plates are arranged, so that the infrared receiver and the infrared emitter can be conveniently installed, and the distance between the first pair of marking plates and the second pair of marking plates can be measured through cooperation between the infrared receiver and the infrared emitter, so that the extension length between the hydraulic telescopic cylinder body and the hydraulic telescopic shaft can be accurately judged.

[0019] 2. The rectangular rod is clamped and limited in the clamping groove, then the screw rod is rotated and screwed with the moving block, so that the moving block can be moved to the right side, and the rectangular pipe and the rectangular rod can be moved to the right side, so that the installation rod can be tensioned, the infrared emitter can be stably installed, and the infrared emitter can be quickly disassembled through reverse operation of the above structure, so that the infrared emitter can be conveniently disassembled, maintained and repaired.

[0020] The utility model discloses an infrared receiving device, which is characterized by arranging the infrared receiver and the infrared emitter outside, so that the infrared receiver and the infrared emitter can be conveniently disassembled and maintained, the operation is convenient, time and labor are saved, and the utility is strong. DRAWINGS

[0021] Figure 1 It is the structure three-dimensional front view of the utility model;

[0022] Figure 2 It is the structure three-dimensional front view of the utility model; Figure 1 It is the structure schematic view of part A of the utility model;

[0023] Figure 3 It is the structure schematic view of part B of the utility model; Figure 1 It is the structure schematic view of part B of the utility model;

[0024] Figure 4 It is the structure three-dimensional view of the positioning rod, the installation rod, the clamping groove and the infrared emitter of the utility model.

[0025] In the figure: 1, mounting seat; 2, hydraulic telescopic cylinder; 3, hydraulic telescopic shaft; 4, welding machine; 5, first pair of marking plates; 6, mounting groove; 7, infrared receiver; 8, second pair of marking plates; 9, positioning hole; 10, mounting hole; 11, positioning rod; 12, mounting rod; 13, clamping groove; 14, screw rod; 15, moving block; 16, rectangular tube; 17, rectangular rod; 18, stabilizing shaft; 19, infrared emitter. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. EMBODIMENT

[0027] REFERENCE Figures 1-4 A mechanical hand telescopic device of a welding robot, comprising a mounting seat 1, the mechanical hand telescopic device further comprising:

[0028] A hydraulic telescopic cylinder 2, the left end of the hydraulic telescopic cylinder 2 is fixedly installed on the right side of the mounting seat 1;

[0029] A hydraulic telescopic shaft 3, the left end of the hydraulic telescopic shaft 3 extends to the inside of the hydraulic telescopic cylinder 2 and is in sliding connection with the inner wall of the hydraulic telescopic cylinder 2, and the right end of the hydraulic telescopic shaft 3 is fixedly installed with a welding machine 4;

[0030] A distance measuring assembly, comprising: a first pair of marking plates 5, an infrared receiver 7, a second pair of marking plates 8, a mounting rod 12 and an infrared emitter 19, the first pair of marking plates 5 are fixedly installed on the top right side of the hydraulic telescopic cylinder 2, the infrared receiver 7 is fixedly installed on the right side of the first pair of marking plates 5, the second pair of marking plates 8 are fixedly installed on the top of the hydraulic telescopic shaft 3, the right side of the infrared emitter 19 is fixedly installed on the left end of the mounting rod 12, the mounting hole 10 is formed in the second pair of marking plates 8, the right end of the mounting rod 12 penetrates through the mounting hole 10 and is in sliding connection with the inner wall of the mounting hole 10, the infrared emitter 19 is in contact with the left side of the second pair of marking plates 8, and the infrared receiver 7 cooperates with the infrared emitter 19;

[0031] An installation assembly, the installation assembly is arranged on the right side of the second pair of marking plates 8 and cooperates with the mounting rod 12.

[0032] By the above structure: by setting the first pair of marking plate 5 and the second pair of marking plate 8 can facilitate the installation of infrared receiver 7 and infrared emitter 19, here the infrared receiver 7 and the infrared emitter 19 are arranged outside, can facilitate the disassembly and maintenance of infrared receiver 7 and infrared emitter 19, and through the cooperation between the infrared receiver 7 and the infrared emitter 19, the distance between the first pair of marking plate 5 and the second pair of marking plate 8 can be measured, so that the extension length between the hydraulic telescopic cylinder body 2 and the hydraulic telescopic shaft 3 can be accurately judged.

[0033] As a preferred scheme of the utility model, the right side of the first pair of marking plate 5 is provided with a mounting groove 6, and the infrared receiver 7 is fixedly installed in the mounting groove 6, and the mounting groove 6 can facilitate the installation of the infrared receiver 7.

[0034] As a preferred scheme of the utility model, the right side of the infrared emitter 19 is fixedly provided with two positioning rods 11, two positioning holes 9 are formed in the second pair of marking plate 8, the right end of the positioning rod 11 penetrates through the corresponding positioning hole 9 and is in sliding contact with the inner wall of the positioning hole 9, and the positioning rod 11 and the positioning hole 9 are inserted and limited, which can facilitate the installation and positioning of the infrared emitter 19 and improve the installation stability of the infrared emitter 19.

[0035] As a preferred scheme of the utility model, the mounting assembly comprises a screw rod 14, a moving block 15, a rectangular tube 16 and a rectangular rod 17, the left end of the screw rod 14 is rotatably connected to the right side of the second pair of marking plate 8, the moving block 15 is threadedly sleeved on the screw rod 14, the top end of the rectangular tube 16 is fixedly installed at the bottom of the screw rod 14, the top end of the rectangular rod 17 extends into the rectangular tube 16 and is in sliding connection with the inner wall of the rectangular tube 16, a clamping groove 13 is formed in the top of the mounting rod 12, the bottom end of the rectangular rod 17 can be inserted into the clamping groove 13 in a detachable manner, the rectangular rod 17 and the clamping groove 13 are clamped and limited, then the screw rod 14 is rotated and threadedly connected with the moving block 15, so as to drive the moving block 15 to move to the right side, thereby driving the rectangular tube 16 and the rectangular rod 17 to move to the right side, at this time, the mounting rod 12 can be tensioned, the stable installation of the infrared emitter 19 can be realized, and through the reverse operation and cooperation of the above structure, the infrared emitter 19 can be quickly disassembled, so that the infrared emitter 19 can be easily disassembled and maintained.

[0036] As a preferred scheme of the utility model, a spring is fixedly installed on the top inner wall of the rectangular tube 16, and the bottom end of the spring is fixedly installed at the top end of the rectangular rod 17, and the spring can drive the rectangular rod 17 to move downward and reset.

[0037] As a preferred scheme of the utility model, the second pair of marking plates 8 are fixedly installed with stable shafts 18 on the right side, the moving blocks 15 are slidably sleeved on the stable shafts 18, and the sliding limiting cooperation between the stable shafts 18 and the moving blocks 15 can improve the moving stability of the moving blocks 15.

[0038] It should be noted that: the specific model of the welding machine 4, the infrared receiver 7 and the infrared emitter 19 is selected by the person skilled in the art, and the above welding machine 4, infrared receiver 7 and infrared emitter 19 all belong to the prior art, and the scheme is not described in detail.

[0039] The working principle of the utility model is as follows: in use, first, the welding machine 4, the infrared receiver 7 and the infrared emitter 19 are connected to the external power supply, the hydraulic telescopic cylinder body 2 and the hydraulic telescopic shaft 3 are driven by hydraulic oil, then the first pair of marking plates 5 and the second pair of marking plates 8 are set to facilitate the installation of the infrared receiver 7 and the infrared emitter 19, the infrared receiver 7 and the infrared emitter 19 are set outside to facilitate the disassembly and maintenance of the infrared receiver 7 and the infrared emitter 19, and the cooperation between the infrared receiver 7 and the infrared emitter 19 can facilitate the measurement of the distance between the first pair of marking plates 5 and the second pair of marking plates 8, so that the extension length between the hydraulic telescopic cylinder body 2 and the hydraulic telescopic shaft 3 can be accurately judged, the rectangular rod 17 is clamped and limited between the clamping groove 13, then the rotating screw 14 is rotated and connected with the moving block 15 through the threaded connection, which can drive the moving block 15 to move to the right side, so that the rectangular tube 16 and the rectangular rod 17 can be moved to the right side, which can realize the tensioning of the mounting rod 12, so that the stable installation of the infrared emitter 19 can be realized, and the reverse operation of the above structure can realize the quick disassembly of the infrared emitter 19, so that the disassembly and maintenance of the infrared emitter 19 can be facilitated.

[0040] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A mechanical hand telescoping device of a welding robot comprising a mounting seat (1), characterized in that, The mechanical hand telescopic device further comprises: A hydraulic telescopic cylinder (2) is fixedly installed at the left end of the right side of the mounting seat (1); A hydraulic telescopic shaft (3) is extended to the inside of the hydraulic telescopic cylinder (2) and is in sliding connection with the inner wall of the hydraulic telescopic cylinder (2), and the right end of the hydraulic telescopic shaft (3) is fixedly installed with a welding machine (4); A distance measuring assembly comprises a first pair of mark plates (5), an infrared receiver (7), a second pair of mark plates (8), a mounting rod (12) and an infrared emitter (19), the first pair of mark plates (5) are fixedly installed at the top right side of the hydraulic telescopic cylinder (2), the infrared receiver (7) is fixedly installed at the right side of the first pair of mark plates (5), the second pair of mark plates (8) are fixedly installed at the top of the hydraulic telescopic shaft (3), the right side of the infrared emitter (19) is fixedly installed at the left end of the mounting rod (12), the mounting hole (10) is formed in the second pair of mark plates (8), the right end of the mounting rod (12) penetrates through the mounting hole (10) and is in sliding connection with the inner wall of the mounting hole (10), the infrared emitter (19) is in contact with the left side of the second pair of mark plates (8), and the infrared receiver (7) is matched with the infrared emitter (19); An installation assembly is arranged at the right side of the second pair of mark plates (8) and is matched with the mounting rod (12).

2. The manipulator extension device of the welding robot according to claim 1, wherein The right side of the first pair of mark plates (5) is provided with a mounting groove (6), and the infrared receiver (7) is fixedly installed in the mounting groove (6).

3. The manipulator extension device of the welding robot according to claim 1, wherein The right side of the infrared emitter (19) is fixedly installed with two positioning rods (11), two positioning holes (9) are formed in the second pair of mark plates (8), and the right end of the positioning rod (11) penetrates through the corresponding positioning hole (9) and is in sliding contact with the inner wall of the positioning hole (9).

4. The manipulator extension device of the welding robot according to claim 1, wherein The installation assembly comprises a screw rod (14), a moving block (15), a rectangular tube (16) and a rectangular rod (17), the left end of the screw rod (14) is rotatably connected to the right side of the second pair of mark plates (8), the moving block (15) is threadedly sleeved on the screw rod (14), the top end of the rectangular tube (16) is fixedly installed at the bottom of the screw rod (14), the top end of the rectangular rod (17) is extended into the rectangular tube (16) and is in sliding connection with the inner wall of the rectangular tube (16), the top of the mounting rod (12) is provided with a clamping groove (13), and the bottom end of the rectangular rod (17) is detachably inserted into the clamping groove (13).

5. The manipulator extension device of a welding robot according to claim 4, wherein A spring is fixedly installed on the inner wall of the top of the rectangular tube (16), and the bottom end of the spring is fixedly installed at the top end of the rectangular rod (17).

6. The manipulator extension device of a welding robot according to claim 4, wherein A stabilizing shaft (18) is fixedly installed at the right side of the second pair of mark plates (8), and the moving block (15) is slidably sleeved on the stabilizing shaft (18).

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