CN210231874U - A automatic welding system of robot for PTA technology - Google Patents
A automatic welding system of robot for PTA technology Download PDFInfo
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- CN210231874U CN210231874U CN201921146457.8U CN201921146457U CN210231874U CN 210231874 U CN210231874 U CN 210231874U CN 201921146457 U CN201921146457 U CN 201921146457U CN 210231874 U CN210231874 U CN 210231874U
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Abstract
The utility model discloses a robot automatic welding system for PTA process, which comprises a control system, a welding system and a walking system, wherein the control system comprises a cabinet and a control box; the welding system comprises a gas cylinder, a plasma generator, an alternating current and direct current TIG welding machine, a refrigeration water tank, a welding gun, a powder feeder frame and a transfer box; the walking system comprises a robot control cabinet, a demonstrator, a robot, an external shaft and a tool chuck. The utility model discloses can effectively reduce the welding and to the dependence of people, reduce the operation degree of difficulty and convenient to use, welding efficiency high quality is good.
Description
Technical Field
The utility model relates to a welding field especially relates to an automatic welding system of robot for PTA technology.
Background
At present, mining drill bits in the industries of oil drilling, mining machinery, coal mining and the like need to be provided with hard wear-resistant layers, the hardness needs to reach HRC50-60, and the materials of the wear-resistant layers are difficult to be drawn into welding wires due to high hardness, and generally powder materials are taken as main materials. The transition process for the high-hardness and impact-resistant material in the market at present mainly adopts flame spray welding, is manually operated, and easily causes the following problems in the construction process:
1. the welding efficiency is low, the whole workpiece turns red during spray welding due to the relation of personnel operation during flame spray welding, and a time for waiting for the interlayer temperature is needed for preventing flowing after one position of spray welding is finished.
2. The welding quality is unstable, the influence factors are many due to the relation of personnel operation during spray welding, according to incomplete statistics, the qualification rate of the manual flame spray welding oil drilling and production drill bit is only about 75%, the rework rate is high, and delamination is mainly used mostly.
3. The operation environment is severe, oxyacetylene flame is adopted during spray welding, the ambient temperature is higher than 40 ℃ during operation of personnel in summer, and occupational health cannot be guaranteed.
4. The safety coefficient is low, and flame spray welding flame is oxyacetylene flame, and tempering is easy to generate.
5. The process operation difficulty is high, the pure manual operation has high dependence on operators, and the operation experience is rich due to the relation of fire.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: to prior art not enough and defect, the utility model provides a can effectively reduce the welding to the dependence of people, reduce the operation degree of difficulty and convenient to use, the automatic welding system of robot for PTA technology of welding efficiency high quality.
The technical scheme is as follows: the utility model discloses an automatic welding system of robot for PTA technology, its characterized in that: the welding machine comprises a control system, a welding system and a walking system, wherein the control system comprises a machine cabinet and a control box;
the welding system comprises a gas cylinder, a plasma generator, an alternating current and direct current TIG welding machine, a refrigeration water tank, a welding gun, a powder feeder frame and a transfer box; the gas cylinder is respectively connected with the plasma generator, the alternating current-direct current TIG welding machine and the refrigerating water tank through a trunk line; the plasma generator is connected with an alternating current-direct current TIG welding machine through a welding gun cable, and the welding gun cable, the transfer box and the welding gun are sequentially connected; the welding gun is connected with the powder feeder through a powder feeding pipe, the powder feeder is connected with the powder feeder frame through a gripper II, and the powder feeder is connected with the welding gun through a powder feeder trunk line;
the walking system comprises a robot control cabinet, a demonstrator, a robot, an external shaft and a tool chuck; the robot control cabinet is connected with the cabinet through a communication line I and connected with the control box through a communication line II, the top of the robot control cabinet is connected with the demonstrator, and the demonstrator controls the positions of the robot and the external shaft; the robot is connected with the control box through a communication line III and is connected with an external shaft through a communication line IV; and a tool chuck for fixing the workpiece is arranged at the top of the external shaft.
The side part of the cabinet is connected with an external power supply through a 380V electric plug, the cabinet is provided with a computer screen, a door handle, a main switch and an emergency stop switch II, and the cabinet is provided with an indicator light I which is lighted in use, an indicator light II which is lighted in pause and an indicator light III which is lighted in error.
The cabinet feeds back signals to the computer screen through the PLC system module.
Wherein, the control box is provided with an electric switch I, an electric switch II and an emergency stop switch I.
The robot is provided with a clamp I, and a positioning pin hole for fixing a welding gun is formed in the clamp I.
The robot is a six-axis robot, and the external axis of the robot is a biaxial positioner.
Wherein, the installation position of the external shaft is in the travel range of the robot.
The tool chuck is a four-jaw chuck and is concentric with the rotating shaft.
The mounting position of the powder feeder is higher than that of the welding gun by more than 500mm, and the top of the powder feeder is provided with a cover.
Has the advantages that: compared with the prior art, the utility model has the following apparent advantage: the utility model discloses under the condition that the product specification agrees, the utility model discloses can realize full automated welding completely, and welding quality is stable, and welding efficiency improves more than 50% to reduce personnel's operation degree of difficulty, make the operative employee only need press a button just can realize automatic welding; in addition, the working environment is good, the energy and the safety are saved, the material is saved and reduced, the use is reliable, and the device has the characteristics of reliability in use, recyclability and the like.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure, 1 is a cabinet, 2 is a robot control cabinet, 3 is a demonstrator, 4 is a control box, 5 is a gas cylinder, 6 is a plasma generator, 7 is an AC/DC TIG welding machine, 8 is a refrigeration water tank, 9 is a robot, 10 is a welding gun, 11 is an outer shaft, 12 is a tool chuck, 13 is a powder feeder, 14 is a powder feeder frame, 15 is a communication line I, 16 is a communication line II, 17 is a communication line III, 18 is a welding gun cable, 19 is a powder feeder trunk line, the power supply comprises a communication line IV20, a trunk line 21, an electric switch I22, an electric switch II23, an emergency stop switch I24, a main switch 25, a computer screen 26, a door handle 27, a transfer box 28, a clamp I29, a powder feeding pipe 30, a cover 31, a clamp II32, a positioning pin hole 33, an indicator lamp I34, an indicator lamp II35, an indicator lamp III36, an emergency stop switch II37 and an electric plug 380V 38.
Detailed Description
The technical solution of the present invention will be further described with reference to the accompanying drawings and the detailed description.
The utility model discloses an automatic welding system of robot for PTA technology, its characterized in that: the welding machine comprises a control system, a welding system and a walking system, wherein the control system comprises a machine cabinet 1 and a control box 4; the welding system comprises a gas cylinder 5, a plasma generator 6, an alternating current and direct current TIG welding machine 7, a refrigeration water tank 8, a welding gun 10, a powder feeder 13, a powder feeder frame 14 and a transfer box 28; the gas cylinder 5 is respectively connected with the plasma generator 6, the alternating current-direct current TIG welding machine 7 and the refrigeration water tank 8 through a trunk line 21; the plasma generator 6 is connected with an alternating current and direct current TIG welding machine 7 through a welding gun cable 18, and the welding gun cable 18, the transfer box 28 and the welding gun 10 are sequentially connected; the welding gun 10 is connected with the powder feeder 13 through the powder feeding pipe 30, the powder feeder 13 is connected with the powder feeder frame 14 through the gripper II32, and the powder feeder 13 is connected with the welding gun 10 through the powder feeder trunk line 19; the walking system comprises a robot control cabinet 2, a demonstrator 3, a robot 9, an external shaft 11 and a tool chuck 12; the robot control cabinet 2 is connected with the cabinet 1 through a communication line I15 and is connected with the control box 4 through a communication line II16, the top of the robot control cabinet 2 is connected with the demonstrator 3, and the demonstrator 3 controls the positions of the robot 9 and the external shaft 11; the robot 9 is connected with the control box 4 through a communication line III17 and is connected with the external shaft 11 through a communication line IV 20; the top of the external shaft 11 is provided with a tool chuck 12 for fixing a workpiece. The side of the cabinet 1 is connected with an external power supply through a 380V electric plug 38, the cabinet 1 is provided with a computer screen 26, a door handle 27, a main switch 25 and an emergency stop switch II37, and the cabinet 1 is provided with an indicator light I34 which is lighted in use, an indicator light II35 which is lighted in pause and an indicator light III36 which is lighted in error; the cabinet 1 feeds back the signal to the computer screen 26 through the PLC system module; the control box 4 is provided with an electric switch I22, an electric switch II23 and an emergency stop switch I24; the robot 9 is provided with a clamp I29, and a positioning pin hole 33 for fixing the welding gun 10 is arranged on a clamp I29; the robot 9 is a six-axis robot and the external axis 11 is a two-axis positioner; the mounting position of the outer shaft 11 is within the range of travel of the robot 9; the tool chuck 12 is a four-jaw chuck, and the tool chuck 12 is concentric with the rotating shaft; the mounting position of the powder feeder 13 is higher than that of the welding gun 10 by more than 500mm, and a cover 31 is arranged on the top of the powder feeder 13.
A method of using a robotic automated welding system for a PTA process, comprising the steps of:
(1) the 380V electric plug 38 is connected to an external power supply, the main switch 25 on the cabinet 1 is turned on, and power is supplied to the whole welding system;
(2) installing a workpiece to be welded on a tool chuck 12 of an outer shaft 11 of the robot 9, rotating the tool chuck 12 to enable the workpiece to be screwed to be concentric with the tool chuck 12, and directly placing the workpiece on the tool chuck 12 if the workpiece is non-circular;
(3) the teaching machine 3 is used for compiling the robot 9TCP, the precision is guaranteed to be within 1mm, the compiling robot 9 and the external shaft 11 cooperate with the TCP, and the cooperation precision is guaranteed to be within 2 mm;
(4) controlling a robot 9 and an external shaft 11 through a demonstrator 3, debugging a robot program of a workpiece to be welded, editing the welding program, and completing adjustment and determination of welding parameters on panels of an AC/DC TIG welding machine 7 and a plasma generator 6;
(5) opening the cover 31 on the powder feeder 13 and pouring the powder material into the powder feeder 13;
(6) mounting a pressure reducing meter on the surface of the gas cylinder 5, and adjusting the pressure of the pressure meter to be 0.4-06 mpa;
(7) opening a switch of the gas bottle 5 to enable gas in one bottle body to be independently led to the plasma generator 6, and then controlling the gas flow by the plasma generator 6 and directly transmitting the gas flow to the welding gun 10;
(8) opening a switch of the gas bottle 5, and enabling the other bottle body to be connected into an alternating current-direct current TIG welding machine 7 for gas shunting, wherein one path of powder feeding gas is directly connected into a powder feeder 13 after controlling gas flow through the alternating current-direct current TIG welding machine 7, the other path of powder feeding gas is connected with a welding gun 10 shielding gas, and the other path of powder feeding gas is connected to the welding gun 10 shielding gas after controlling the gas flow through the alternating current-direct current TIG welding machine;
(9) a switch of a refrigeration water tank 8 is opened, a flow alarm is arranged at a water inlet, one path of the water body is connected into a welding gun 10 through the flow alarm, and the other path of the water body is connected into a tool chuck 12 of an external shaft 11;
(10) a welding program is arranged on a computer screen 26 of the cabinet 1 to control the whole welding;
(11) the operation modes of the demonstrator 3 and the robot control cabinet 2 are adjusted to be automatic, and an electric switch I22 of the control box 4 is used for supplying power and starting welding;
(12) problems are encountered in the welding process, and stopping is carried out through an emergency stop switch I24 on the control box 4 or an emergency stop switch II37 on the cabinet 1;
(13) and after the welding is finished, detecting the welding seam, and finishing the welding operation after the detection is qualified.
Claims (9)
1. A automatic welding system of robot for PTA technology which characterized in that: the welding machine comprises a control system, a welding system and a walking system, wherein the control system comprises a machine cabinet (1) and a control box (4);
the welding system comprises a gas cylinder (5), a plasma generator (6), an alternating current and direct current TIG welding machine (7), a refrigerating water tank (8), a welding gun (10), a powder feeder (13), a powder feeder frame (14) and a transfer box (28); the gas cylinder (5) is respectively connected with the plasma generator (6), the alternating current and direct current TIG welding machine (7) and the refrigerating water tank (8) through a trunk line (21); the plasma generator (6) is connected with the alternating current and direct current TIG welding machine (7) through a welding gun cable (18), and the welding gun cable (18) and the transfer box (28) are sequentially connected with the welding gun (10); the welding gun (10) is connected with the powder feeder (13) through a powder feeding pipe (30), the powder feeder (13) is connected with a powder feeder frame (14) through a gripper II (32), and the powder feeder (13) is connected with the welding gun (10) through a powder feeder trunk line (19);
the walking system comprises a robot control cabinet (2), a demonstrator (3), a robot (9), an external shaft (11) and a tool chuck (12); the robot control cabinet (2) is connected with the cabinet (1) through a communication line I (15) and is connected with the control box (4) through a communication line II (16), the top of the robot control cabinet (2) is connected with the demonstrator (3), and the demonstrator (3) controls the positions of the robot (9) and the external shaft (11); the robot (9) is connected with the control box (4) through a communication line III (17) and is connected with the external shaft (11) through a communication line IV (20); and a tool chuck (12) for fixing a workpiece is arranged at the top of the external shaft (11).
2. The robotic automated welding system for a PTA process of claim 1 wherein: the side of the cabinet (1) is connected with an external power supply through a 380V electric plug (38), the cabinet (1) is provided with a computer screen (26), a door handle (27), a master switch (25) and an emergency stop switch II (37), and the cabinet (1) is provided with an indicator light I (34) which is lighted in use, an indicator light II (35) which is lighted in pause and an indicator light III (36) which is lighted in error.
3. The robotic automated welding system for a PTA process of claim 2 wherein: the cabinet (1) feeds back signals to the computer screen (26) through the PLC system module.
4. The robotic automated welding system for a PTA process of claim 1 wherein: the control box (4) is provided with an electric switch I (22), an electric switch II (23) and an emergency stop switch I (24).
5. The robotic automated welding system for a PTA process of claim 1 wherein: the robot (9) is provided with a clamp I (29) and a positioning pin hole (33) for fixing the welding gun (10) is formed in the clamp I (29).
6. The robotic automated welding system for a PTA process of claim 1 wherein: the robot (9) is a six-axis robot, and the external axis (11) is a two-axis positioner.
7. The robotic automated welding system for a PTA process of claim 1 wherein: the mounting position of the external shaft (11) is in the stroke range of the robot (9).
8. The robotic automated welding system for a PTA process of claim 1 wherein: the tool chuck (12) is a four-jaw chuck, and the tool chuck (12) is concentric with the rotating shaft.
9. The robotic automated welding system for a PTA process of claim 1 wherein: the mounting position of the powder feeder (13) is higher than that of the welding gun (10) by more than 500mm, and the top of the powder feeder (13) is provided with a cover (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921146457.8U CN210231874U (en) | 2019-07-22 | 2019-07-22 | A automatic welding system of robot for PTA technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921146457.8U CN210231874U (en) | 2019-07-22 | 2019-07-22 | A automatic welding system of robot for PTA technology |
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| CN210231874U true CN210231874U (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921146457.8U Active CN210231874U (en) | 2019-07-22 | 2019-07-22 | A automatic welding system of robot for PTA technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110270743A (en) * | 2019-07-22 | 2019-09-24 | 福尼斯(南京)表面工程技术有限公司 | Robot automation's welding system and its application method for PTA technique |
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2019
- 2019-07-22 CN CN201921146457.8U patent/CN210231874U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110270743A (en) * | 2019-07-22 | 2019-09-24 | 福尼斯(南京)表面工程技术有限公司 | Robot automation's welding system and its application method for PTA technique |
| CN110270743B (en) * | 2019-07-22 | 2024-04-12 | 福尼斯(南京)管道科技有限公司 | Robot automatic welding system for PTA process and use method thereof |
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