CN209902528U - Build-up welding workstation - Google Patents
Build-up welding workstation Download PDFInfo
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- CN209902528U CN209902528U CN201920547452.XU CN201920547452U CN209902528U CN 209902528 U CN209902528 U CN 209902528U CN 201920547452 U CN201920547452 U CN 201920547452U CN 209902528 U CN209902528 U CN 209902528U
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Abstract
The utility model relates to a build-up welding workstation. The surfacing station of the utility model comprises a ground rail component, wherein the ground rail component comprises a slide carriage and a walking track for moving the slide carriage; the robot is arranged on the slide carriage; the robot is also provided with a welding gun, a welding wire barrel and a gun cleaning station; the positioner is arranged on one side of the ground rail assembly, and a protective cap positioning and clamping device is arranged on the positioner; the cantilever crane is used for assembling and disassembling the protective cap on the positioner; an electrical control system electrically connecting the robot and a ground rail assembly. The utility model discloses an automatic build-up welding operation of protective cap is mainly applied to build-up welding workstation carries out the operation to the build-up welding layer, the capping layer, the bottom layer of protective cap, and the robot can realize at X axle direction free motion with the cooperation of ground rail subassembly, through the machine of shifting join in marriage with can carry out automatic build-up welding operation by the efficient.
Description
Technical Field
The utility model relates to a welding equipment technical field of robot especially relates to a build-up welding workstation.
Background
The build-up welding is a welding method in which metal is melted by electric welding or gas welding and is built up on a tool or a machine part. Are commonly used to repair worn and cracked parts. As an economical and rapid process for modifying the surface of a material, the method is widely applied to the manufacturing and repairing of parts in various industrial departments.
In industrial production, for example, in steel production, sintering, continuous casting, rolling and other processes are generally performed, and workpieces in these processes are generally subjected to impact such as high temperature or strong pressure, wherein in the sintering process, a crusher is used to crush steel, and in order to prolong the service life and resist abrasion, a protective cap is generally disposed on a grate plate of the crusher, and the protective cap cooperates with crushing teeth to crush steel. The degree and speed of wear of the protective caps determines the service life of the crusher and is also linked to the efficiency of the industrial process. In order to prevent the wear, a wear-resistant welding rod is generally deposited on the surface of the protective cap.
The utility model discloses a protective cap that will build up welding is 35 steel castings, and weight is about 315Kg, and size length and width height is 950mmx130mmx407mm, has two kinds of types of straight head protective cap and tip protective cap, as shown in fig. 2 and 3, and fig. 2 is straight head protective cap build-up welding structure sketch map, and fig. 3 is tip protective cap build-up welding structure sketch map. When the protective cap is used, overlaying welding is required to be carried out on the top, and the protective cap is subjected to three-side overlaying welding, so that the protective cap has high precision requirement on an overlaying welding layer.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims at, provide a build-up welding workstation. So as to effectively solve the defects in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a surfacing welding workstation comprises a ground rail assembly, a welding device and a welding device, wherein the ground rail assembly comprises a slide carriage and a traveling track for moving the slide carriage; the robot is arranged on the slide carriage; the robot is also provided with a welding gun, a welding wire barrel and a gun cleaning station; the positioner is arranged on one side of the ground rail assembly, and a protective cap positioning and clamping device is arranged on the positioner; the cantilever crane is used for assembling and disassembling the protective cap on the positioner; a control system electrically connecting the robot and the ground rail assembly.
Furthermore, the walking track comprises at least one linear slide rail, at least one rack parallel to the linear slide rail and a ground rail drag chain for protecting cables; the slide carriage is arranged on the linear slide rail in a sliding manner; the slide carriage is also provided with a driving device, and the output end of the driving device is provided with a gear meshed with the rack; and one side of the slide carriage is also provided with a slide carriage additional flat plate, and a welding power supply is arranged on the slide carriage additional flat plate.
Further, the driving device comprises an alternating current servo motor and a planetary reducer.
Further, the horizontal interval of machine and floor cabinet subassembly is shifted 1775 mm.
Furthermore, the robot is a six-axis robot and is installed on the slide carriage through a base, and the gun cleaning station is arranged on the base and located on one side of the robot.
Further, the ground rail assembly is also connected with a central lubricating system.
Further, the positioner is an L-shaped single-shaft positioner.
Further, still be provided with safety device around the build-up welding workstation, safety device's the first half is the protective screen, and the latter half is the rail guard.
Compared with the prior art, the utility model discloses an automatic build-up welding operation of protective cap is mainly applied to build-up welding workstation mainly has following advantage:
1. the robot is installed on the ground rail assembly, and can freely move in the X direction of the ground rail assembly to meet the requirement of welding the protective cap. Just the utility model discloses a robot through with welder, a welding wire section of thick bamboo and clear cooperation at rifle station, through control, can carry out automatic weld, and in welding process, can also very convenient cut the silk and clear mouth, guaranteed the long-time continuous no supervision operation of robot system.
2. In addition, to the trilateral build-up welding's of protective cap form demand, the utility model discloses a L type unipolar machine of shifting carries out 90 degrees completion build-up welding operations that shift. To this protective cap welding process, the utility model discloses still set up the cantilever crane that is used for hoisting the work piece, the cantilever crane makes the welding convenient more quick with the cooperation of machine of shifting, has saved the manpower, through this setting for the hoist and mount time only needs 5 minutes, has saved the time greatly.
3. And the welding efficiency can be greatly improved by adopting a flat welding posture to build up the protective cap. By calculation, for the straight-head protective cap: the total welding time of the workpiece is 11.35 hours by overlaying the side grids, the whole cover surface of the side surface, the bottom layer and the cover surface layer, and the estimated daily productivity is 0.7 according to the 8-hour work system. And aiming at the tip protective cap, only the side surface of the tip protective cap needs to be subjected to surfacing welding, plug welding and bottoming cover surface, the total welding time of single pieces is 6.37 hours, and the estimated daily productivity is 1.2 pieces according to the 8-hour work system.
For a better understanding and practice, the invention is described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of a bead welding structure of the straight-head protective cap of the present invention;
FIG. 2 is a schematic view of the bead welding structure of the tip protection cap of the present invention
FIG. 3 is a schematic structural view of the surfacing station of the present invention;
FIG. 4 is a top view of FIG. 3;
fig. 5 is a left side view of fig. 3.
In the figure: 1. a ground rail assembly; 11. a slide carriage; 111. a drive device; 12. a traveling rail; 121. a linear slide rail; 122. a rack; 123. a ground rail drag chain; 13. a slide carriage is attached with a flat plate; 131. a welding power supply; 2. a robot; 21. a welding gun; 22. a wire barrel; 23. a gun cleaning station; 24. a base; 3. a position changing machine; 4. a cantilever crane; 5. a protective cap; 6. an electrical control system.
Detailed Description
The present invention will be described in further detail below.
As shown in fig. 3, 4 and 5, fig. 3 is a schematic structural view of the build-up welding workstation of the present invention, and fig. 4 is a top view of fig. 3; fig. 5 is a left side view of fig. 3. A build-up welding workstation comprises a ground rail assembly 1, wherein the ground rail assembly 1 comprises a slide carriage 11 and a traveling track 12 for moving the slide carriage; the robot 2 is mounted on the slide carriage 11; the robot 2 is also provided with a welding gun 21, a welding wire barrel 22 and a gun cleaning station 23; the positioner 3 is arranged on one side of the ground rail assembly 1, and preferably, the horizontal interval between the positioner and the ground rail assembly is 1775 mm; a protective cap 5 positioning and clamping device is arranged on the positioner 3; the cantilever crane 4 is used for loading and unloading the protective cap 5 onto the positioner 3; an electrical control system 6, the electrical control system 6 electrically connecting the robot 2 and the ground rail assembly 1.
The traveling rail 12 includes at least one linear slide rail 121, at least one rack 122 parallel to the linear slide rail, and a ground rail drag chain 123 for protecting cables. Preferably, in this embodiment, two linear slide rails 121 are provided, the rack 122 is disposed between the two slide rails 121, the slide carriage 11 is placed on the two slide rails, and a driving device 111 is further disposed on the slide carriage 11, the driving device 111 includes an ac servo motor and a planetary reducer, and a gear engaged with the rack is disposed on the planetary reducer. An alternating current servo motor is adopted to drive a high-precision planetary reducer, and a gear is always meshed with a rack 122 in the rotating process through a gear-rack gapless transmission technology to drive a slide carriage 11 to slide on a linear slide rail. And one side of the slide carriage is also provided with a slide carriage additional flat plate 13, the slide carriage additional flat plate 13 is provided with a welding power supply 131, and the welding power supply 131 is connected with the robot 2. The highly integrated system line assembly comprises a power cable and a signal cable of the robot, the power cable and the signal cable of an external shaft, water, electricity and gas pipelines of a welding power supply 131 and the like, the cables penetrate into a ground rail drag chain 123 according to actual conditions, the parts penetrating into the ground rail drag chain all adopt high-flexibility cables, the system line assembly is further arranged on a ground rail component for switching, and only a plurality of aviation plugs need to be plugged when the robot is installed and transported in a walking mode.
Preferably, the ground rail assembly 1 is further connected with a central lubrication system (not shown in the figure). Lubricating oil is directly pumped into the slide rail pair, so that the precision and the long service life of the linear slide rail are ensured.
The robot 2 is a six-axis robot and is installed on the slide carriage 11 through a base, and the gun cleaning station 21 is arranged on the base and located on one side of the robot. In this embodiment, the robot is a FANUC M-10iA robot system, and mainly includes a robot body, a robot demonstrator, and a robot control cabinet. The robot body is of a cast structure, and a total excellent firm rigid structure is obtained through computer aided design and finite element structural analysis, so that the optimal fixed load capacity is obtained. The utility model discloses a robot still have following characteristics:
1) the arc welding robot which selects a welding gun cable of Japan FANUC company and integrates the welding gun cable with the arm has high-speed motion performance, all cables except a welding wire conduit on the robot body are concealed in the robot arm, the interference of the cable and the welding gun between a workpiece and a clamp can be reduced, and the welding gun can easily extend into even a narrow part.
2) The programming mode of the robot system equipment adopts a menu prompt and a man-machine conversation mode; the operation interface adopts a Chinese and English switching mode.
3) The robot control system is based on an industrial single-chip microcomputer structure (unique to FANUC), and is powerful and stable in operation. Is free from virus infection. Open analog and digital input/output interfaces ensure that the system has file management and operation monitoring via network. The robot is communicated with some brands of welding power supplies, and a user can set relevant parameters (current, voltage, welding speed and the like) required by welding through the robot demonstrator, so that the optimal weld joint forming, penetration and weld joint size are obtained.
4) The robot is provided with a 32MB memory, so that a user can store data files conveniently. In the device, at least 500 programs can be stored.
Preferably, the welding power supply 131 is a loose 630FR welding system, the welding gun 21 is a binuclear robo standard welding gun kit, and the binuclear robo standard welding gun kit comprises a welding gun, a BINZEL collision bumper "CAT 2" welding gun protector, and a BINZELBRS-CC welding gun washer. The ROBOStandard welding gun is firm and durable, high in reliability and good in applicability. The BINZEL anti-collision device 'CAT 2' welding gun protection device can ensure safe operation of welding work. The BINZELBRS-CC welding gun cleaning machine is provided with a wire cutting and nozzle cleaning device, and a special program is generally compiled when the wire cutting and nozzle cleaning are carried out. And when the welding gun reaches the wire cutting position, the wire feeding and cutting actions are automatically controlled. When the welding gun reaches the nozzle cleaning position, the switch detects whether the welding gun is in place, after the welding gun is locked, the air cylinder pushes the rotary blade to clean splashing adhered inside the nozzle, and silicone oil is sprayed inside the nozzle to avoid firm adhesion of splashing during welding. The long-time continuous monitoring-free operation of the robot system is ensured.
The arc welding robot has the advantages that the welding gun suite of the Bingal ROBOStandard and the arm are reasonably assembled, the arc welding robot has high-speed motion performance, all cables except a welding wire conduit on the robot body are concealed in the arm of the robot, the interference of the cables and the welding guns among workpieces and clamps can be reduced, and the welding guns can easily extend into even narrow parts. The welding gun cleaning machine can accurately and efficiently remove slag for almost all robot welding guns, is a mature and reliable shearing device, and is even suitable for occasions with serious welding slag splashing.
The positioner 3 is an L-shaped single-shaft positioner, preferably, the positioner adopts a 1T positioner and comprises a base, a driving motor, a high-precision speed reducer, a slewing bearing and a driving slewing seat, wherein the base is formed by welding high-quality profiles and steel plates and is subjected to annealing treatment and then mechanical finish machining. The driving motor is a servo motor and is matched with a high-precision speed reducer and a slewing bearing. The L-shaped single-shaft positioner is common in the technical field, and mainly realizes the function of +/-360 degrees of rotation (can be stopped at any angle), so that the L-shaped single-shaft positioner is not illustrated in the drawing for repeated description.
The cantilever crane 4 is a new generation of light hoisting equipment manufactured for adapting to modern production, has the advantages of novel, reasonable and simple structure, convenient operation and use, flexible rotation, large operation space and the like, and is energy-saving and efficient material hoisting equipment. The cantilever crane 4 is used for assembling and disassembling the protective cap on the positioner, and the production efficiency can be greatly improved.
Preferably, a safety protection device (not shown in the figure) is further arranged around the surfacing station, the upper half part of the safety protection device is a protection screen, and the lower half part of the safety protection device is a guard rail. The protective devices are made of aluminum alloy materials, the upper half protective screen is 800mm, and the lower half protective guard is 1000 mm; the size of the movable door for facilitating the entering and exiting of the workpiece can be customized according to the field situation.
The electric control system 6 adopts full digitalization processing, can be arranged near the surfacing station or on one side of the surfacing station, can be connected with external equipment in a communication mode, is provided with a sensor between programs to detect action signals, and is interlocked with the action sequence of the programs, so that the safety and the reliability are ensured. A series of detection devices and system feedback devices are arranged in the system. When a situation occurs, the system will sound an alarm and the indicator lights on the operating panel will light. And simultaneously, automatically stopping welding and stopping the machine. The apparatus is provided with an emergency stop switch which can immediately stop any operation of the apparatus in case of an emergency. Three fault alarm indications of red (equipment alarm or fault), yellow (equipment pause) and green (equipment running) are also provided, and the three fault alarm indications are arranged at obvious positions of the equipment. The operator can accurately know the current system operation state. The equipment is also provided with an operating panel which is operated independently and has the functions of emergency stop, start and stop.
The utility model discloses a build-up welding workstation has the robot welding procedure that corresponds to the work piece of different models, and concrete working process is: clamping a workpiece to a working platform of a positioner through a cantilever crane, positioning and clamping, then selecting a program number and starting a robot, starting arc starting welding when the robot is in place, finishing welding, returning the robot to a safe position for waiting, then cleaning a gun, cutting wires and waiting by the robot, then loading and unloading the workpiece, and starting a new cycle.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (8)
1. A build-up welding workstation characterized in that: comprises that
The ground rail assembly comprises a slide carriage and a traveling rail for moving the slide carriage;
the robot is arranged on the slide carriage; the robot is also provided with a welding gun, a welding wire barrel and a gun cleaning station;
the positioner is arranged on one side of the ground rail assembly, and a protective cap positioning and clamping device is arranged on the positioner;
the cantilever crane is used for assembling and disassembling the protective cap on the positioner;
an electrical control system electrically connecting the robot and a ground rail assembly.
2. A build-up welding station according to claim 1, wherein: the walking track comprises at least one linear slide rail, at least one rack parallel to the linear slide rail and a ground rail drag chain for protecting cables;
the slide carriage is arranged on the linear slide rail in a sliding manner; the slide carriage is also provided with a driving device, and the output end of the driving device is provided with a gear meshed with the rack; and one side of the slide carriage is also provided with a slide carriage additional flat plate, and a welding power supply is arranged on the slide carriage additional flat plate.
3. A build-up welding station according to claim 2, wherein: the driving device comprises an alternating current servo motor and a planetary reducer.
4. A build-up welding station according to claim 1, wherein: the horizontal interval between the positioner and the floor cabinet assembly is 1775 mm.
5. A build-up welding station according to claim 1, wherein: the robot is a six-axis robot and is installed on the slide carriage through a base, and the gun cleaning station is arranged on the base and located on one side of the robot.
6. A build-up welding station according to claim 1, wherein: the ground rail assembly is also connected with a central lubricating system.
7. A build-up welding station according to claim 1, wherein: the positioner is an L-shaped single-shaft positioner.
8. A build-up welding station according to claim 1, wherein: still be provided with safety device around the build-up welding workstation, safety device's the first half is the protective screen, and the latter half is the rail guard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920547452.XU CN209902528U (en) | 2019-04-19 | 2019-04-19 | Build-up welding workstation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920547452.XU CN209902528U (en) | 2019-04-19 | 2019-04-19 | Build-up welding workstation |
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| CN209902528U true CN209902528U (en) | 2020-01-07 |
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| CN201920547452.XU Active CN209902528U (en) | 2019-04-19 | 2019-04-19 | Build-up welding workstation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114054895A (en) * | 2021-11-11 | 2022-02-18 | 常州朗业机械有限公司 | Automatic double-machine arc welding workstation |
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- 2019-04-19 CN CN201920547452.XU patent/CN209902528U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114054895A (en) * | 2021-11-11 | 2022-02-18 | 常州朗业机械有限公司 | Automatic double-machine arc welding workstation |
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