CN108044234A - A kind of integration automatic welding machine - Google Patents

Abstract

The present invention relates to a kind of integrated automatic welding machines, including can rotation workbench, laser welding mechanism and cutting agency, the automatic welding machine further includes to detect the testing agency of welded workpiece centrad, the workbench is equipped at least three for positioning the fixture of workpiece, the laser welding mechanism carries out laser welding to the workpiece on fixture, the testing agency carries out the workpiece after welding centrad detection, and qualified workpiece and unqualified workpiece are distinguished place according to testing result by the cutting agency.Integrated design is carried out by the way that above-mentioned function module is gathered together, realizes that workpiece welding, detection and sub-material, high degree of automation greatly improve processing efficiency.

Description

An integrated automatic welding machine

technical field

The invention relates to the field of laser welding equipment, in particular to an integrated automatic welding machine.

Background technique

With more and more IT products, the use of laser welding has become an increasingly important process in IT products. As shown in Figure 1, in the actual processing process, Hiro Trim Ring (decorative ring) 1 and Hiro FPC (flexible circuit board) 2 need to be welded together, and loading, welding, testing and unloading are required. They are all realized with different equipments, and there are many equipments, occupying a large space, the transfer in multiple processes is complicated, and the processing efficiency is not high. Especially when testing the matching center between the decorative ring 1 and the flexible circuit board 2, the workpiece 3 needs to be placed on another testing equipment for testing, and it passes through the hands of many people halfway, which is likely to cause artificial defects.

Contents of the invention

The technical problem to be solved by the present invention is to provide a blanking mechanism aimed at solving the problems of complex structure and low efficiency of the existing blanking mechanism.

The technical solution adopted by the present invention to solve the technical problems is: to provide a technical problem to be solved by the present invention is to provide an integrated automatic welding machine, which aims to solve the laser welding of existing Hiro Trim Ring and Hiro FPC, processing The problem of scattered equipment and low efficiency.

The technical solution adopted by the present invention to solve the technical problem is to provide an integrated automatic welding machine, which includes a rotatable workbench, a laser welding mechanism and a blanking mechanism, and the automatic welding machine also includes a The center degree detection mechanism, the workbench is provided with at least three fixtures for positioning workpieces, the laser welding mechanism performs laser welding on the workpieces on the fixtures, and the detection mechanism detects the centerness of the welded workpieces , the unloading mechanism distinguishes and places qualified workpieces and unqualified workpieces according to the detection results.

Further, the unloading mechanism includes a manipulator for grabbing the workpiece from the fixture, a material distribution chute and a power part, and the material distribution trough includes a first guide groove for receiving qualified workpieces and a second guide groove for receiving unqualified workpieces. Two guide grooves, the manipulator is located above the material distribution chute, and the power part is connected with the material distribution chute through transmission, which can push the material distribution trough to move, so that the first guide groove or the second guide groove moves to the bottom of the manipulator.

Further, the unloading mechanism also includes a transmission part for transmitting qualified workpieces and a waste box for collecting unqualified workpieces, the transmission part is located under the first guide groove, and the waste box is located under the second guide groove .

Further, the manipulator includes a base, a horizontally telescopic X-axis cylinder and a gripper mechanism, the X-axis cylinder is installed on the base, the gripper mechanism is installed on the X-axis cylinder, and the X-axis cylinder can The jaw mechanism is driven to move horizontally.

Further, the jaw mechanism includes a vertically telescopic Z-axis cylinder and jaws for grabbing workpieces, and the Z-axis cylinder is connected to the jaws in transmission, and can drive the jaws to move in the vertical direction.

Further, there are two jaws, and the jaw mechanism also includes a mounting plate, the mounting plate is fixed on the telescopic rod of the Z-axis cylinder, and the two jaws are installed on the mounting plate at intervals; The X-axis air cylinder includes a slide bar and a slide block. The jaw mechanism also includes a fixed plate. The Z-axis air cylinder is mounted on the fixed plate. The slide block is installed on the slide bar and slides along the slide bar.

Further, the workbench includes a base plate and at least three protruding plates installed on the base plate, and each protruding plate is equipped with the clamp; the laser welding mechanism includes a welding platform, a power that can drive the welding platform to move mechanism and two sets of vibrating mirror welding devices, the two sets of vibrating mirror welding devices are arranged at intervals on the welding platform, and the power mechanism drives the welding platform to move to the extension plate, so that the two sets of vibrating mirror welding devices are respectively located on the extension plate On both sides of the fixture, weld both sides of the workpiece on the fixture at the same time.

Further, there are five extending plates, which are evenly distributed on the base plate.

Further, the laser welding mechanism also includes two sets of adjustment assemblies, each adjustment assembly includes a fixed piece, a screw and a moving piece, the fixed piece is installed on the welding platform, and the two sets of galvanometer welding devices are respectively installed on the two sets of adjustment On the moving part of the assembly, the screw rods are threadedly connected with the fixed part and the moving part respectively, and the movement of the moving part relative to the fixed part is realized by twisting the screw rods.

Further, the automatic welding machine also includes a chassis and a control system, the workbench, the laser welding mechanism, the detection device, and the blanking mechanism are all installed in the chassis and electrically connected to the control system, and the control system includes a central control system A unit, a control button and a display, the control button and the display are respectively installed on the chassis and electrically connected with the central control unit.

Compared with the prior art, the present invention provides an integrated automatic welding machine, which includes a rotatable workbench, a laser welding mechanism, a blanking mechanism, and a detection mechanism for detecting the centrality of the workpiece after welding. The upper workpiece is laser welded, the detection mechanism detects the center of the welded workpiece, and the unloading mechanism distinguishes the qualified workpiece from the unqualified workpiece according to the detection result. By integrating the above functional modules together for integrated design, workpiece welding, detection and material distribution are realized, with a high degree of automation and greatly improved processing efficiency.

Description of drawings

The present invention will be further described below in conjunction with accompanying drawing and embodiment, in the accompanying drawing:

Fig. 1 is a perspective view of the assembly of a decorative ring and a flexible circuit board provided by the prior art;

Fig. 2 is the three-dimensional schematic view of the integrated automatic welding machine provided by the present invention;

Fig. 3 is a schematic diagram of the cooperation between the workbench and the laser welding mechanism;

Fig. 4 is a schematic diagram of cooperation between the workbench, the blanking mechanism and the detection mechanism;

Fig. 5 is a schematic structural view of the blanking mechanism in Fig. 4;

Fig. 6 is a schematic diagram of the unloading mechanism collecting qualified workpieces in Fig. 5;

Fig. 7 is a schematic diagram of unqualified workpieces collected by the blanking mechanism in Fig. 5;

Fig. 8 is a schematic structural view of the manipulator in Fig. 5;

FIG. 9 is a schematic top view of FIG. 3 .

Detailed ways

Now in conjunction with the accompanying drawings, the preferred embodiments of the present invention will be described in detail.

As shown in Figures 2 to 4, the present invention provides an integrated automatic welding machine, which includes a rotatable workbench 100, a laser welding mechanism 200, and a blanking mechanism 300. The degree detection mechanism 400 is provided with at least three fixtures 500 for positioning the workpiece 3 on the workbench 100 . The laser welding mechanism 200 performs laser welding on the workpiece 3 on the fixture 500, the detection mechanism 400 detects the centrality of the welded workpiece 3, and the unloading mechanism 300 separates qualified workpieces and unqualified workpieces according to the detection results. By integrating the above functional modules together for integrated design, the workpiece 3 welding, detection and material distribution are realized, with a high degree of automation and greatly improved processing efficiency.

Further, the automatic welding machine also includes a cabinet 600 and a control system (not shown), the workbench 100, the laser welding mechanism 200, the detection device and the blanking mechanism 300 are all installed in the cabinet 600, and are electrically connected with the control system, and the control system The system includes a central control unit, a control button 700 and a display 800. The control button 700 and the display 800 are respectively installed on the chassis 600 and electrically connected with the central control unit. The automatic processing can be realized through the control system, which greatly improves the processing efficiency.

As shown in Figures 5 and 6, the unloading mechanism 300 includes a manipulator 310 for grabbing the workpiece 3 from the fixture, a distribution tank 320 and a power part 330, and the distribution tank 320 includes a first guide groove 321 for receiving a qualified workpiece and A second channel 322 for receiving reject workpieces. The manipulator 310 is located above the material distribution chute 320 , and the power part 330 is in transmission connection with the material distribution chute 320 , which can push the material distribution chute 320 to move, so that the first guide groove 321 or the second guide groove 322 moves below the manipulator 310 .

The detection mechanism 400 is installed under the workbench 100 to detect the centrality of the workpiece 3 to be grasped by the manipulator 310, and upload the detection result to the central control unit. When the workpiece 3 on the fixture 500 is a qualified workpiece, after the manipulator 310 grabs the workpiece 3, the power part 330 pushes the distribution groove 320, so that the first guide groove 321 moves below the manipulator 310, and the qualified workpiece falls into the first guide groove 321; when the workpiece 3 on the fixture 500 is an unqualified workpiece, after the manipulator 310 grabs the workpiece 3, the power part 330 pushes the distribution groove 320, so that the second guide groove 322 moves to the bottom of the manipulator 310, and the unqualified workpiece falls into the second guide groove 322. The power unit 330 directly pushes the material distributing chute 320 with simple structure instead of the manipulator 310 with complex mechanism, so the material distributing trough 320 moves faster and distributes materials faster, which greatly improves the material distribution efficiency.

Specifically, the unloading mechanism 300 also includes a transfer part 340 for transferring qualified workpieces and a waste box 350 for collecting unqualified workpieces, the transfer part 340 is located below the first guide groove 321, and the waste material box 350 is located under the second guide groove 322 below. In this embodiment, the transmission part 340 includes a bracket 341 , a conveyor belt 342 mounted on the bracket 341 and a motor (not shown in the figure), and the motor drives the conveyor belt 342 to rotate circularly. The power unit 330 is a cylinder. Qualified workpieces fall into the first guide groove 321, then slide down onto the conveyor belt 342; unqualified workpieces fall into the second guide groove 322, then slide down into the waste box 350 to realize the distributing of the workpiece 3 (as shown in Figure 7 ).

As shown in FIG. 8 , the manipulator 310 includes a base 311 , an X-axis cylinder 312 that expands and contracts in the horizontal direction, and a claw mechanism 313 . The X-axis cylinder 312 is installed on the base 311, and the gripper mechanism 313 is installed on the X-axis cylinder 312. The X-axis cylinder 312 can drive the gripper mechanism 313 to move along the horizontal direction, so as to realize the transportation of the workpiece 3.

Specifically, the jaw mechanism 313 includes a vertically telescopic Z-axis cylinder 314 and a jaw 315 for grabbing the workpiece 3. The Z-axis cylinder 314 is in transmission connection with the jaw 315 and can drive the jaw 315 to move vertically. move. Wherein, the X-axis cylinder 312 includes a slide bar 4 and a slide block 5, the jaw mechanism 313 also includes a fixed plate 316, the Z-axis cylinder 314 is installed on the fixed plate 316, the slide block 5 is installed on the slide bar 4, and moves along the slide bar 4. slide. In this embodiment, there are two jaws 315 , and the corresponding fixture 500 can position two workpieces 3 at the same time. The jaw mechanism 313 also includes a mounting plate 317, which is fixed on the telescopic rod of the Z-axis cylinder 314, and two clamping jaws 315 are mounted on the mounting plate 317 at intervals. In this way, the jaw mechanism 313 can grab two workpieces 3 at the same time, improving the material distribution efficiency.

Grabbing two workpieces 3 at the same time has the following several material distribution situations: 1, two workpieces 3 are qualified workpieces, then two workpieces 3 all fall in the first guide groove 321; 2, when one workpiece 3 is qualified, the other When a workpiece 3 is unqualified, one of the qualified workpieces on the two jaws 315 falls into the first guide groove 321, and when the power part 330 pushes the second guide groove 322 under the jaws 315, the unqualified workpiece is released fall into the second guide groove 322; 3. When the two workpieces 3 are unqualified workpieces, the two workpieces 3 all fall into the second guide groove 322.

When in use, there are two stations, one is the station to be divided and the other is the unloading station; in the initial state, the jaw mechanism 313 is located at the unloading station, that is, above the clamp 500, and the Z-axis cylinder 314 is downward Stretch out, the two jaws 315 grip the workpiece 3 of the corresponding station respectively, then the Z-axis cylinder 314 retracts, and then the X-axis cylinder drives the jaw mechanism 313 to move to the station to be distributed, that is, above the distribution tank 320. According to the detection result, the central control unit controls the power part 330 to expand and contract so that the workpiece 3 is put into the first guide groove 321 or the second guide groove 322, and finally the X-axis cylinder 312 drives the jaw mechanism 313 to return to the blanking station for the next step. The grabbing of the wheel is highly automated.

As shown in FIG. 9 , the workbench 100 includes a base plate 110 and at least three extending boards 120 installed on the base board 110 , and each of the extending boards 120 is equipped with a clamp 500 . The laser welding mechanism 200 includes a welding platform 210, a power mechanism 220 that can drive the welding platform 210 to move, and two sets of galvanometer welding devices 230. The two sets of galvanometer welding devices 230 are arranged on the welding platform 210 at intervals, and the power mechanism 220 drives the welding platform 210. Move toward the extension plate 120, so that the two sets of galvanometer welding devices 230 are located on both sides of the fixture 500 on the extension plate 120, and simultaneously weld both sides of the workpiece 3 on the fixture 500, greatly improving the welding efficiency. In this embodiment, there are five protruding plates 120, which are evenly distributed on the base plate 110. The five protruding plates 120 correspond to five stations, one of which is a feeding station, one is a welding station, and one is a welding station. The unloading station, and the other two are expansion stations, which are convenient for adding other stations.

Further, the laser welding mechanism 200 also includes two sets of adjustment assemblies 240, each adjustment assembly 240 includes a fixed piece 241, a screw 242 and a moving piece 243, the fixed piece 241 is installed on the welding platform 210, and the two sets of galvanometer welding devices 230 respectively Installed on the moving parts 243 of the two sets of adjustment components 240, the screw rods 242 are threadedly connected with the fixing parts 241 and the moving parts 243 respectively, and the movement of the moving parts 243 relative to the fixing parts 241 is realized by twisting the screw rods 242, thereby achieving the adjustment of the two sets of vibration The purpose of spacing between mirror welding devices 230 . In this embodiment, the power mechanism 220 is a combination power mechanism of a cylinder, a sliding rail, and a slider. Certainly, also can be motor, screw mandrel combination power mechanism.

It should be understood that the above embodiments are only used to illustrate the technical solutions of the present invention, not to limit them. Those skilled in the art can modify the technical solutions described in the above embodiments, or modify some of the technical features. Perform equivalent replacements; and all these modifications and replacements should belong to the protection scope of the appended claims of the present invention.

Claims (10)

1. an integrated automatic welding machine, comprising a rotatable workbench, a laser welding mechanism and a blanking mechanism, characterized in that, the automatic welding machine also includes a detection mechanism for detecting the centrality of workpieces after welding, the There are at least three fixtures for positioning workpieces on the workbench. The laser welding mechanism performs laser welding on the workpieces on the fixtures. The detection mechanism detects the centrality of the welded workpieces. As a result, qualified workpieces and unqualified workpieces are placed separately. 2. The integrated automatic welding machine according to claim 1, characterized in that, the unloading mechanism includes a manipulator, a material distribution tank and a power part for grabbing the workpiece from the fixture, and the material distribution tank includes a material distribution tank for receiving The first guide groove for qualified workpieces and the second guide groove for receiving unqualified workpieces. The manipulator is located above the material distribution trough, and the power part is connected with the material distribution chute, which can push the material distribution trough to move, so that the first One or the second channel is moved under the manipulator. 3. The integrated automatic welding machine according to claim 2, characterized in that, the unloading mechanism also includes a transfer unit for transferring qualified workpieces and a waste box for collecting unqualified workpieces, the transfer unit is located at Below the first guide slot, the waste box is located below the second guide slot. 4. The integrated automatic welding machine according to claim 2, wherein the manipulator includes a base, a horizontally telescopic X-axis cylinder and a jaw mechanism, the X-axis cylinder is installed on the base, and the The jaw mechanism is installed on the X-axis cylinder, and the X-axis cylinder can drive the jaw mechanism to move in the horizontal direction. 5. The integrated automatic welding machine according to claim 4, wherein the jaw mechanism includes a vertically telescopic Z-axis cylinder and a jaw for grabbing workpieces, and the Z-axis cylinder and The jaws are connected by transmission, which can drive the jaws to move vertically. 6. The integrated automatic welding machine according to claim 5, characterized in that, there are two jaws, and the jaw mechanism also includes a mounting plate, and the mounting plate is fixed on the telescopic end of the Z-axis cylinder. On the rod, the two jaws are installed on the mounting plate at intervals; the X-axis cylinder includes a slide bar and a slider, and the jaw mechanism also includes a fixing plate, and the Z-axis cylinder is installed on the fixing plate. The slider is mounted on the slide bar and slides along the slide bar. 7. The integrated automatic welding machine according to any one of claims 1 to 6, wherein the workbench comprises a base plate and at least three protruding plates mounted on the base plate, each protruding plate is The fixture is installed; the laser welding mechanism includes a welding platform, a power mechanism that can drive the welding platform to move, and two groups of vibrating mirror welding devices, and the two groups of vibrating mirror welding devices are arranged on the welding platform at intervals, and the power mechanism Drive the welding platform to move toward the extension plate, so that the two sets of galvanometer welding devices are respectively located on both sides of the fixture on the extension plate, and simultaneously weld both sides of the workpiece on the fixture. 8. The integrated automatic welding machine according to claim 7, characterized in that there are five extending plates, which are evenly distributed on the base plate. 9. The integrated automatic welding machine according to claim 8, characterized in that, the laser welding mechanism also includes two sets of adjustment assemblies, each adjustment assembly includes a fixed piece, a screw and a moving piece, and the fixed piece is installed on On the welding platform, two sets of vibrating mirror welding devices are respectively installed on the moving parts of the two sets of adjustment components, and the screws are respectively threaded with the fixed part and the moving part, and the movement of the moving part relative to the fixed part is realized by twisting the screw rods. 10. The integrated automatic welding machine according to claim 9, characterized in that, the automatic welding machine also includes a cabinet and a control system, and the workbench, laser welding mechanism, detection device and blanking mechanism are all installed in the cabinet and electrically connected to the control system, the control system includes a central control unit, control buttons and a display, the control buttons and display are respectively installed on the chassis, and electrically connected to the central control unit.