CN113798670B

CN113798670B - Processing system of silk screen printing aluminum frame

Info

Publication number: CN113798670B
Application number: CN202111194622.9A
Authority: CN
Inventors: 张霖
Original assignee: Shenzhen Xinlianfa Silk Printing Equipment Co ltd
Current assignee: Shenzhen Xinlianfa Silk Printing Equipment Co ltd
Priority date: 2021-09-03
Filing date: 2021-10-13
Publication date: 2024-04-16
Anticipated expiration: 2041-10-13
Also published as: CN113798670A

Abstract

The invention relates to a processing system of a silk-screen aluminum frame, which is used for welding aluminum materials into the silk-screen aluminum frame and comprises the following equipment units: the device comprises a silk-screen aluminum frame welding workbench, a robot, a laser generator, an optical fiber cable, an optical fiber bracket and a control system, wherein the robot is provided with a laser welding gun head on a robot arm; the control system controls each unit device to work; and the robot operates the laser welding gun head to weld the aluminum material on the screen printing aluminum frame welding workbench. The processing system has high production efficiency and stable product quality.

Description

Processing system of silk screen printing aluminum frame

Technical Field

The invention relates to the technical field of machining equipment, in particular to a processing system of a silk-screen aluminum frame.

Background

In the prior art, the processing of the silk-screen aluminum frame is generally performed by manual operation and manual overturning, and the manual operation is inconvenient in operation, low in production efficiency and unstable in product quality.

Disclosure of Invention

The technical problems to be solved by the invention are as follows: the processing system for the silk-screen aluminum frame solves the problems that in the prior art, the production efficiency of the silk-screen aluminum frame is low, and the quality is unstable.

In order to solve the technical problems, the invention adopts the following technical scheme:

a processing system of silk screen printing aluminum frame for make the aluminum product welding silk screen printing aluminum frame, includes following equipment unit: the device comprises a silk-screen aluminum frame welding workbench, a robot, a laser generator, an optical fiber cable, an optical fiber bracket and a control system, wherein the robot is provided with a laser welding gun head on a robot arm; the control system controls each unit device to work; and the robot operates the laser welding gun head to weld the aluminum material on the screen printing aluminum frame welding workbench.

Further, the silk-screen aluminum frame welding workbench comprises a bracket base, a supporting plate arranged on the bracket base, a rotating shaft, a servo motor and a turbine reducer; the support plate is used for fixing a plurality of aluminum materials to be welded, and the ends to be welded of the aluminum materials are mutually spliced after the aluminum materials are fixed by the support plate; the support plate is fixed on a rotating shaft, the rotating shaft is connected with an output shaft of a turbine speed reducer, and the turbine speed reducer is connected with an output shaft of a servo motor; the rotation output of the servo motor is decelerated by the turbine speed reducer and then drives the rotating shaft to rotate, and the rotating shaft rotates to drive the supporting plate to turn over, so that welding operation is conducted on the upper surface and the lower surface of a plurality of aluminum materials.

Further, a plurality of clamping cylinders are arranged on the supporting plate; the clamping cylinder can be lifted up and down, and is pressed downwards when air is introduced, so that the air claw compresses the aluminum material to be welded on the supporting plate, and the air claw ascends when air is discharged, and loosens the aluminum material; the clamping cylinder is connected with the control system and is controlled to work by the control system; the edge of the supporting plate is provided with a baffle, and a vacancy is formed at the edge of the supporting plate; the aluminum material to be welded is placed on the top surface of the supporting plate, the outer side of the aluminum material is abutted by the baffle plate, and the vacancies of the two ends of the aluminum material extending to the outer side of the supporting plate are convenient for welding operation; the support plate is also provided with a double-shaft air cylinder, and the piston of the double-shaft air cylinder stretches to tightly prop against or loosen the aluminum material to be welded; the double-shaft air cylinder is connected with the control system and is controlled to work by the control system; the piston of the double-shaft cylinder is used for propping and fixing the aluminum material to be welded with the baffle plate from two sides corresponding to the width of the aluminum material.

In some embodiments, the supporting plate is square with four cut corners, the four cut corners are cut to form the empty spaces, each edge of the supporting plate is fixed with an aluminum material to be welded, and the aluminum material to be welded is spliced in pairs in the empty spaces, so that a silk-screen aluminum frame is formed by welding; each edge of the top surface of the supporting plate protrudes upwards to form a baffle, the clamping cylinder is arranged on the top surface of the supporting plate and is positioned on the inner side of the baffle, and an interval between the clamping cylinder and the baffle accommodates aluminum materials to be welded; the double-shaft air cylinder is arranged on the top surface of the supporting plate and positioned on the inner side of the baffle, and the space between the double-shaft air cylinder and the baffle accommodates aluminum materials to be welded; the top surface of the supporting plate is provided with a clamping cylinder corresponding to two ends of each side; the top surface of the supporting plate is provided with a double-shaft cylinder corresponding to the middle of each side, the piston of the double-shaft cylinder linearly reciprocates towards the baffle plate, the air inlet extends towards the baffle plate to prop against one side of the aluminum material, and the piston is retracted to loosen the aluminum material during air outlet; and the four corners of the supporting plate are hollowed out to form the empty space.

In some embodiments, the rotating shaft is rotatably mounted on bearing seats on two sides of the top of the bracket base; one end of the rotating shaft penetrates through the bearing seat and is rotationally connected with the output of the turbine reducer arranged on the bracket base, and the other end of the rotating shaft is supported by the bearing seat arranged on the other side of the bracket; the rotating shaft is arranged at the bottom of the supporting plate and drives the supporting plate to turn over; the rotating shaft is arranged on the bottom surface of the supporting plate, and the length of the rotating shaft is arranged along the center line of the supporting plate; the bracket base is a square bracket; the supporting plate is a flat plate; the rotating shaft is a plating bar, and a plurality of iron blocks are arranged at the bottom of the supporting plate to fix the rotating shaft on the back of the supporting plate; the iron block is internally provided with a through hole, and the rotating shaft penetrates through the through hole and is fixed by the iron block.

In some embodiments, the optical fiber bracket comprises a stand column and a horizontal strut at the top of the stand column, the horizontal strut is rotatably arranged at the top of the stand column, a plurality of hooks are arranged on the horizontal strut, and the optical fiber cable is hooked and hung by the hooks to prevent winding or breaking; the upright post is provided with a servo motor and a planetary reducer; the servo motor and the planetary reducer are electrically connected with the control system and are controlled by the control system to work; the input shaft of the planetary reducer is coupled with the output shaft of the servo motor, the rotating speed of the servo motor is reduced and then output, the output shaft of the planetary reducer is connected with the horizontal support rod, and the horizontal support rod is driven to rotate so as to adjust the position or length of a cable hung on the horizontal support rod.

In some embodiments, the post is an upstanding hollow cylinder comprising an annular wall and an internal hollow cavity; the servo motor and the planetary reducer are arranged in the upper end of the upright post; the servo motor is positioned below the planetary reducer; the top of the output shaft of the planetary reducer is fixedly connected with a horizontal strut; the output shaft of the planetary reducer is mutually perpendicular to the horizontal strut and synchronously rotates; the top of the upright post is provided with an annular cover body; the center of the top wall of the annular cover is provided with a hole, and an output shaft of the planetary reducer passes through the hole and is fixedly connected with the horizontal strut; the annular cover body is fixedly connected with the planetary reducer, the servo motor and the top of the upright post; the top wall of the annular cover body, the base of the planetary reducer and the top of the servo motor are mutually matched and are fixed together through fasteners; the annular cover body and the upright posts are made of metal materials; the bottom of the annular cover body is matched with the top of the upright post, and the annular cover body and the upright post are fixed by fasteners and/or welded.

In some embodiments, the horizontal strut is formed by connecting a plurality of sections of struts, including a middle connecting rod, a left side strut and a right side strut; two ends of the middle connecting rod are respectively butted with the left side supporting rod and the right side supporting rod to form a horizontal long rod; the middle connecting rod is provided with an opening for assembling an output shaft of the planetary reducer, and the output shaft of the planetary reducer is inserted into the opening to be in clamping fit; the length of the middle connecting rod is matched with the caliber of the top end of the vertical rod or the size of the annular cover body; the middle connecting rod is a metal rod; the left side supporting rod and/or the right side supporting rod are/is made of metal pipe.

In some embodiments, the opposite ends of the left side supporting rod and the right side supporting rod are connecting ends, and are respectively in plugging and tensioning fit with the two ends of the middle connecting rod; corresponding mounting holes are respectively formed at the connecting ends of the left side support rod, the right side support rod and the two ends of the middle connecting rod, and the left side support rod, the right side support rod and the middle connecting rod are fastened and connected by mutually matching the fastening pieces and the mounting holes; the middle connecting rod is made of metal solid materials, and the left side supporting rod and/or the right side supporting rod are/is made of metal galvanized pipes.

In some embodiments, the horizontal strut is provided with a guide rail and a slider; the sliding block is arranged on the guide rail and can slide freely along the guide rail in a reciprocating manner; the sliding block is provided with a hook, and the sliding of the sliding block along the guide rail is used for adjusting the position change of the optical fiber cable on the hook; the hooks comprise spring hooks and/or balancer hooks; one end of the optical fiber cable, which is connected with the laser welding gun head, is a movable end; the movable end of the optical fiber cable is hooked by a hook on the sliding block, and the position change of the movable end of the optical fiber cable is slidingly regulated along the guide rail so as to adapt to the movement of the robot arm; one end of the optical fiber cable connected with the laser generator is hung by a balancer hook fixedly arranged on the horizontal strut so as to fix the optical fiber cable to prevent winding or breakage; the guide rail is arranged on the left side supporting rod and/or the right side supporting rod.

The beneficial effects of the invention are as follows:

in the processing of the silk-screen aluminum frame, the robot is adopted to carry out laser welding operation, in addition, the welding workbench is decelerated through the servo motor and the turbine speed reducer, and the movable rotating shaft drives the supporting plate to turn over, so that the automatic control and stable turning over of the silk-screen aluminum frame are realized, the two-sided welding operation is carried out, and the special work type operation is reduced; and the production efficiency is improved, so that the productivity is increased.

Furthermore, in the processing system, the optical fiber cable is hung by adopting the optical fiber bracket, can be matched with the robot to rotate left and right, can be prevented from being broken, and has high practical value.

The present invention will be described in further detail with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic diagram of a processing system for silk-screen printing aluminum frames according to an embodiment of the invention.

Fig. 2 is a perspective view of a screen printing aluminum frame welding table according to an embodiment of the invention.

Fig. 3 is a reference diagram of the screen printing aluminum frame welding table according to the embodiment of the invention after being turned over.

Fig. 4 is a reference diagram of an operation state of the screen printing aluminum frame welding table according to the embodiment of the invention when welding aluminum materials.

Fig. 5 is a reference diagram of the working state after turning over when the screen printing aluminum frame welding table welds aluminum materials according to the embodiment of the invention.

Fig. 6 is a robotic laser processing system according to an embodiment of the invention.

Fig. 7 is an exploded view of a fiber optic bracket according to an embodiment of the present invention.

Fig. 8 is a perspective view of a guide rail of a fiber optic bracket according to an embodiment of the invention.

Fig. 9 is another exploded view of a fiber optic bracket according to an embodiment of the present invention.

Detailed Description

It should be noted that, without conflict, the embodiments and features of the embodiments in the present application may be combined with each other, and the present invention will be further described in detail with reference to the drawings and the specific embodiments.

Referring to fig. 1, the present embodiment provides a processing system for manufacturing a screen printing aluminum frame by welding aluminum material, which includes a screen printing aluminum frame welding table 10, a robot 50 with a laser welding gun head mounted on a robot arm, a laser generator 40, an optical fiber cable 60 connecting the laser generator 40 and the laser welding gun head, an optical fiber bracket 30 supporting the optical fiber cable, and a control system (not shown). The laser generator 40 is used for generating laser, the laser is transmitted to the laser welding gun head by the optical fiber cable 60 for laser welding, the laser welding gun head is installed on the robot arm of the robot 50, and the laser welding aluminum material is operated by the robot to manufacture the silk-screened aluminum frame. To avoid breakage of the optical fibers, a fiber support 30 is used to support the optical fiber cables. The aluminum material is welded to form the screen printing aluminum frame by a robot 50 on the screen printing aluminum frame welding table 10. The control system is used for controlling the laser generator 40, the robot 50, the laser welding gun head, the motor and the speed reducer in the optical fiber bracket 30 and the motor and the speed reducer of the silk-screen aluminum frame welding workbench 10 to work. The control system can be one or more independent operation and control centers or consoles, and a PLC control system can be adopted. In the following embodiments, the PLC control systems may be the same or different.

Referring to fig. 2-5, the present embodiment relates to a screen printing aluminum frame welding table 10, which includes a support plate 1 and a bracket base 2. The screen printing aluminum frame welding workbench 10 specifically comprises a support plate 1, a rotating shaft 8, a servo motor 3 and a turbine reducer 4 which are arranged on a support base 2. The support plate 1 is used for fixing a plurality of aluminum materials 20 to be welded; the support plate 1 is fixed on a rotating shaft 8, the rotating shaft 8 is connected with an output shaft of the turbine speed reducer 4, and the turbine speed reducer 4 is connected with an output shaft of the servo motor 3; the rotation output of the servo motor 3 is decelerated by the turbine decelerator 4 and then drives the rotating shaft 8 to rotate, and the rotating shaft 8 rotates to drive the supporting plate 1 to turn over, so that the welding operation is carried out on the front and back surfaces of a plurality of aluminum materials 20. In this embodiment, the spindle 8 is a plating bar to improve the strength of the material.

The servo motor 3 and the turbine reducer 4 are connected with a PLC control system, and the work is controlled by the PLC control system; the servo motor 3 has a braking function, and when the top surface of the supporting plate 1 is upwards fed or welded, the PLC control system controls the servo motor 3 to lock the supporting plate 1. When the welding of the top surface of the silk-screen aluminum frame is finished, the PLC control system controls the servo motor 3 to rotate forward or reversely, the speed reducer 4 drives the rotating shaft 8 to rotate after being reduced, and after the supporting plate 1 is overturned, the PLC control system controls the servo motor 3 to stop so as to lock the supporting plate 1, and the welding operation is performed on the reverse surface of the silk-screen aluminum frame. According to the convenience of operation, the PLC control system controls the servo motor 3 to rotate and lock the support plate 1 at any required angle. The PLC control system is a console disposed outside the screen printing aluminum frame welding table 10, not shown in the figure, and a PLC console of the prior art may be selected.

The bracket base 2 is placed on the ground or a platform and is used for supporting the whole screen printing aluminum frame welding workbench 10. In this embodiment, the bracket base 2 is a square frame and is stably supported. The top is supported by four pillars, and four pillars are arranged horizontally, and the enclosed inner space is enough for the supporting plate 1 to turn over.

The support plate 1 is rotatably arranged at the top of the bracket base 2 and is used for supporting and fixing aluminum materials to be welded to manufacture a silk-screen aluminum frame. A plurality of clamping cylinders 5 are arranged on the supporting plate 1; the clamping cylinder 5 can lift up and down, and is pressed downwards when air is introduced, so that the air claw presses the aluminum material 20 to be welded on the supporting plate 1, and rises when air is discharged, and the air claw releases the aluminum material 20; the clamping cylinder 5 is connected with a PLC control system, and the PLC control system controls the work. The clamping cylinder 5 is of a prior art specification and will not be described in detail here. The clamping cylinder 5 is installed on the top surface of the supporting plate 1 and extends out to a certain height, and compresses the aluminum material 20 on the top surface when being clamped downwards. The top surface of the supporting plate is a horizontal plane.

The edge of the supporting plate 1 is provided with a baffle 11, and the edge of the supporting plate 1 is provided with a vacancy; when the aluminum material 20 to be welded is placed on the top surface of the supporting plate 1, the outer side is abutted against the outer side of the aluminum material 20 by the baffle plate 11, and the splicing parts 21 at the two ends of the aluminum material 20 extend to the empty space outside the supporting plate 1, so that the welding operation is facilitated. The support plate 1 is also provided with a double-shaft air cylinder 7, and the piston of the double-shaft air cylinder 7 stretches and contracts to tightly prop against or loosen the aluminum material 20 to be welded; the double-shaft air cylinder 7 is connected with a PLC control system, and is controlled to work by the PLC control system; the piston of the double-shaft cylinder 7 is abutted against the baffle 11 from two sides to fix the aluminum material 20 to be welded. The biaxial cylinder 7 is of a prior art specification and will not be described in detail here.

In this embodiment, the support plate 1 is a square flat plate with four corners cut out to form vacancies, each edge of the support plate 1 is fixed with an aluminum material 20 to be welded, and two ends of the aluminum material extend out of the support plate 1 to be spliced in the vacancies in pairs, so that a silk-screened aluminum frame is formed by welding. Each edge of the top surface of the support plate 1 protrudes upwards to form a baffle plate 11, the clamping cylinder 5 is arranged on the top surface of the support plate 1 and positioned on the inner side of the baffle plate 11, and a space 12 between the clamping cylinder 5 and the baffle plate 11 accommodates aluminum materials 20 to be welded; the biaxial cylinder 7 is mounted on the top surface of the support plate 1 and located inside the baffle 11, and likewise, the space 12 between the biaxial cylinder 7 and the baffle 11 accommodates the aluminum material 20 to be welded. In order to clamp and fix the aluminum material 20 stably without causing tilting or unevenness of the aluminum material 20, the top surface of the supporting plate 1 is provided with a clamping cylinder 5 at two ends corresponding to each side; the top surface of the supporting plate 1 is respectively provided with a double-shaft air cylinder 7 corresponding to the middle of each edge, the piston of the double-shaft air cylinder 7 linearly reciprocates towards the corresponding baffle plate 11, the air inlet extends towards the baffle plate 11 to tightly prop up the inner side edge of the aluminum material 20, and the piston is retracted to loosen the aluminum material 20 during air outlet. The arrangement of the clamping cylinder 5 and the double-shaft cylinder 7 is matched with the baffle 11 to form stable clamping and fixing of the aluminum material 20 in the length, upper and lower directions and the width directions. The four corners of the support plate 1 are hollowed out to form a square shape.

The rotating shaft 8 is rotatably mounted on the top of the bracket base 2. The two ends of the rotating shaft 8 are supported by bearing seats, the bearing seats are arranged on the support base 2, one end of the rotating shaft 8 penetrates through the bearing seats and is rotationally connected with an output shaft of the turbine reducer 4 arranged on the support base 2, and the other end of the rotating shaft is supported by a bearing seat 6 arranged on the other side of the support. In this embodiment, four struts on the top of the bracket base 2 enclose a square shape, and a pair of opposite sides are respectively provided with a turbine reducer 4 and a bearing seat 6 coupled with the servo motor 3, so as to install a rotating shaft 8. The rotating shaft 8 is installed at the bottom of the supporting plate 1, preferably, the rotating shaft 8 is a plating bar, and a plurality of iron blocks can be further arranged at the bottom of the supporting plate 1 to fix the rotating shaft 8 at the back of the supporting plate, and the rotating shaft 8 is further fixed by fasteners such as screws. The iron block can be welded on the back of the supporting plate, and the supporting plate is made of metal; the iron block is internally provided with a through hole, and the rotating shaft 8 penetrates through the through hole and is fixed by the iron block. In this embodiment, the support plate 1 is square, the rotating shaft 8 is mounted on the bottom surface of the support plate 1, and the length of the rotating shaft is set along the center line of the support plate, so as to stably drive the support plate 1 to overturn.

The bracket base 2 is a square bracket. The screen printing aluminum frame welding workbench 10 is used for welding four aluminum materials 20.

During operation, four aluminum materials 20 to be welded are fixed on the top surface of the supporting plate 1, the PLC control system controls the pistons of the double-shaft air cylinders 7 to extend out, two sides of the aluminum materials 20 are clamped between the corresponding side baffle plates 11 and the pistons, and the PLC control system controls the clamping air cylinders 5 to downwards compress the top surface of the aluminum materials 20. Welding is carried out on the joint parts of the two ends of the aluminum material 20 through a welding gun operated by a robot arm 50, a PLC control system controls a servo motor 3 to rotate and output after welding, an output shaft of the motor is connected with the input end of a turbine reducer 4, after deceleration control, for example, 10:1 deceleration proportion control, the output of the turbine reducer 4 drives a rotating shaft 8 to stably overturn a supporting plate 1, the back surface of a silk-screen aluminum frame is enabled to rotate upwards, and the PLC control system controls the servo motor to lock and then carries out welding on the other side, namely the back surface, of the silk-screen aluminum frame. After the welding is finished, the air outlet of the clamping air cylinder 5 and the double-shaft air cylinder 7 is released, the silk-screen aluminum frame is loosened, the welded silk-screen aluminum frame is taken out and conveyed to the next working station for subsequent processing.

The clamping cylinder and the double-shaft cylinder are adopted to clamp and fix the aluminum material in a multi-dimensional manner, so that the aluminum material cannot deform. The support plate is automatically turned over by the rotation of the motor driving rotating shaft, so that the automatic operation of welding the front surface and the back surface of the aluminum material can be realized, and the welding is firmer. Furthermore, the invention adopts the turbine speed reducer to carry out speed reduction control on the rotating speed of the coupled motor rotating shaft according to specific requirements, so that the rotation is stable and controllable.

Referring to fig. 6-9, the optical fiber holder 30 of the present embodiment is used for supporting an optical fiber cable 60 connected between the laser generator 40 and the robot 50. It will be appreciated that the fiber optic bracket 30 may also be used to support the robot 50 or input cables of a control system, etc. The laser light generated by the laser generator 40 is transmitted to a laser processing apparatus mounted on the arm of the robot 50 via the optical fiber cable 60, and laser processing is performed by the robot.

The optical fiber bracket 30 comprises a stand column 32 and a horizontal strut 31 at the top of the stand column, wherein the horizontal strut 31 can be horizontally rotatably arranged at the top of the stand column 32 to be matched with the robot to rotate left and right so as to prevent the optical fiber from being broken. Specifically, the fiber holder 30 further includes a servo motor 39 and a planetary reducer 38. The planetary reducer 38 is coupled to an output shaft of the servo motor 39, and outputs the speed of the servo motor 39 after decelerating, and the output shaft of the planetary reducer 38 is driven to rotate by the forward and reverse rotation of the servo motor 39. The top of the output shaft of the planetary reducer 38 is connected with the horizontal strut 31, and drives the horizontal strut 31 to rotate clockwise or anticlockwise.

The post 32 is an upstanding cylinder, which may be a hollow metal tube or a cylinder made of other materials such as cement, including an annular wall and an internal hollow cavity. Wires may run from inside the hollow cylinder, connecting the servo motor 39 and the planetary reducer 38 to electrically connect with an external control system. The wires can also be threaded out of the top of the post 32 and secured by the horizontal strut 31. The bottom of the upright post 32 is mounted on a workbench or the ground by a mounting seat 33.

The upper end internally mounted of stand 32 has servo motor 39 and planetary reducer 38, and servo motor 39 is located planetary reducer 38 below, and the output shaft of servo motor 39 is connected with planetary reducer 38 input coupling, and planetary reducer 38 is used for carrying out speed reduction control with the rotational speed of servo motor 39, for example according to 10:1, smoothly rotates the horizontal strut 31. The top of the output shaft of the planetary reducer 38 is fixedly connected to the horizontal strut 31, and is mutually perpendicular to rotate synchronously. The control system adopts a PLC control system to control the rotation output of the servo motor 39, the output shaft of the motor is connected with the input end of the planetary reducer 38, after the speed reduction control, for example, the speed reduction ratio control of 10:1, the horizontal strut 31 is driven to rotate steadily through the output of the planetary reducer 38, the PLC control system controls the rotation of the servo motor, and when the motor stops, the motor is provided with a brake stopping function to enable the horizontal strut 31 to be positioned at a preset position.

The inner wall of the upright 32 may be provided with a securing structure or mounting structure, such as mounting flanges, screws or fasteners, etc., to secure the servo motor 39 and the housing of the planetary reducer 38 within the upper end of the upright 32. In this embodiment, an annular cover 37 is disposed on top of the upright post 32, and an output shaft of the planetary reducer 38 passes through the annular cover 37 upwards and is fixedly connected with the horizontal strut 31, and a base of the planetary reducer 38 is fixed with the annular cover 37 through a fastener. In a specific example, a plurality of fixing holes (may be screw holes) are correspondingly formed on the periphery of the base of the planetary reducer 38 and the annular cover 37, and the fixing holes are aligned with each other and fixed together by inserting screws into the fixing holes. Similarly, the top casing of the servo motor 39 is provided with corresponding fixing holes, which correspond to the fixing holes around the base of the planetary reducer 38, and are fixed by inserting the screws into the fixing holes. In this embodiment, a plurality of fixing holes (may be threaded holes) are correspondingly formed in the annular cover 37, the base of the planetary reducer 38, and the top of the servo motor 39, and the three are fixed together by long screws or pins. The annular cover 37, the base of the planetary reducer 38 and the top of the servo motor 39 are mutually matched, the mounting surfaces are mutually attached, and the annular cover, the base of the planetary reducer 38 and the top of the servo motor 39 are fixedly mounted together through screws or other fastening modes. An annular cover 37 is fixedly mounted on top of the upright 32.

The annular cover 37 includes an annular top wall and an annular side wall, the top wall forms an annular top wall with a central opening, the aperture of the central opening is smaller than the inner diameter of the annular wall of the upright, and the central opening is used for accommodating the top of the output shaft of the planetary reducer 38 to penetrate out and then be connected with the horizontal strut 31. The annular top wall of the annular cover 37 is correspondingly provided with a plurality of fixing holes with the base of the planetary reducer 38 and the top of the servo motor 39, and the annular top wall and the base of the planetary reducer 38 and the top of the servo motor 39 are mutually fit and attached, and the annular cover 37 is fixedly connected with the planetary reducer 38 and the servo motor 39 through long screws or pins and other fasteners, so that the planetary reducer 38 and the servo motor 39 are mounted on the upright post 32, and an output shaft of the planetary reducer 38 is fixedly connected with the horizontal strut 31 to assist in bearing mounting of the planetary reducer 38 and the servo motor 39. The annular side walls of the annular cover 37 are adapted to the top annular wall of the upright 32 and may be fastened to each other and/or welded to each other by fasteners. Preferably, the bottom end of the annular cover 37 and the annular wall at the top end of the upright post are welded and fixed to form a stable fixing structure, and the annular cover 37 and the upright post 32 are made of metal materials.

The horizontal strut 31 is used to support or secure the fiber optic cable 60 and may also be used to support electrical wires or cables. In this embodiment, the strut 31 is a tubular structure, such as a square tube, and may be a metal tube, such as a galvanized tube. In order to be more convenient to be connected with the output shaft of the planetary reducer 38, the length of the supporting rod 31 is flexibly adjusted, the strength of the supporting rod is improved, the horizontal supporting rod 31 is formed by connecting a plurality of sections of rods, and the middle connecting rod 312 is respectively butted with the supporting rods 311 and 313 at the left side and the right side to form a horizontal long rod. The intermediate connecting rod 312 may be of a length suitable for the caliber of the top end of the upright 32 or the size of the annular cover 37, and may be a relatively short rod body, made of a metal rod, such as a metal solid material or a metal profile or tube, and provided with a mounting hole at the connecting end. The left and right struts 311, 313 are also metal profiles or tubes, for example galvanized tubes; the opposite ends of the left and right side struts 311, 313 are respectively connected with the two ends of the middle connecting rod 312 by inserting and sleeving and are in tight fit, and are further provided with corresponding mounting holes which are fastened and connected by fasteners such as screws. The intermediate connecting rod 312 is further provided with an opening for assembling the output shaft of the planetary reducer 38, and the output shaft of the planetary reducer 38 is inserted into the opening to be in a clamping fit, and is further fixed and/or welded by a fastener, so that the output shaft of the planetary reducer 38 is fixedly connected with the horizontal strut 31 and synchronously rotates.

The strut 31 is provided with hooks for hooking the optical fiber cable 60, and may be provided with a plurality of hooks, for example, hooks are respectively arranged at the tail ends and/or the connecting ends of the struts at the left side and the right side, so that each section of the optical fiber cable 60 is hung, and the optical fiber wire/electric wire is hung without breaking or winding. The hooks may be spring hooks 315 or balancer hooks 314 or mating hooks by rollers. In this embodiment, the struts corresponding to the side where the robot is mounted are longer, and the left strut 311 is shown to support the optical fiber input end and is connected to the robot. The tail end of the left side supporting rod 311 is provided with a spring hook 315, the bottom of the left side supporting rod 311 is provided with a guide rail 34 and a slide block 35, the slide block 35 is arranged on the guide rail 34 and can slide along the guide rail reciprocally and freely, the hook 36 is arranged on the slide block 35, and the length and the position of the optical fiber line on the hook 36 are adjusted by the sliding of the slide block 35 along the guide rail 34. The horizontal strut 31 is provided with a balancer, and the rear end of the optical fiber cable 20 is hooked and hung by the balancer to prevent winding or breakage; the front section is hooked and hung by the guide rail, so that the optical fiber can conveniently move back and forth in the welding process; the front section of the horizontal strut, i.e. the left strut 311, is provided with a guide rail to facilitate the position change of the optical fiber in the welding process, and the rear end of the horizontal strut, i.e. the right strut 312, is provided with a balancer to fix the optical fiber to prevent winding or breaking. Therefore, the planetary reducer 38 and the servo motor 39 drive the supporting rod 31 to horizontally rotate, and further the sliding fit of the sliding block 35 and the guide rail 34 is adopted to realize the operation of the matched robot, so that the fulcrum position of the optical fiber line is automatically adjusted in the operation process.

In this embodiment, the servo motor 39 and the planetary reducer 38 are connected to a PLC control system, and the PLC control system controls the operation; the servo motor 39 has a braking function, and the PLC control system controls the servo motor 39 to stop and lock the supporting rod 31. The PLC control system controls the servo motor 39 to rotate forward or backward, and drives the horizontal strut 31 to rotate after being decelerated by the planetary speed reducer 38. The PLC control system controls the servo motor 39 to rotate and lock the strut 31 at any desired angle. The control system is a console arranged outside, not shown in the figure, and a PLC console of the prior art can be selected.

The optical fiber bracket is used for supporting the cable connected with the robot, can rotate left and right in cooperation with the robot, is provided with a brake, and can prevent the cable from being broken. Especially when the optical fiber bracket supports the optical fiber wire, the optical fiber can be effectively prevented from being broken, and the optical fiber bracket has high practical value.

In the description of the present invention, it should be understood that the terms "long", "wide", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

As used in the specification and claims, "a," "an," and "the" unless the context clearly indicates otherwise. Sometimes, the claims and description may include terms such as "plurality," one or more, "or" at least one. However, the absence of such terms does not mean, and should not be construed to exclude, a plurality.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims

1. A processing system of a silk-screen aluminum frame is used for welding aluminum materials to form the silk-screen aluminum frame and comprises a silk-screen aluminum frame welding workbench; the method is characterized in that: the processing system further comprises an equipment unit: the robot arm is provided with a robot of the laser welding gun head, a laser generator, an optical fiber cable for connecting the laser generator and the laser welding gun head, an optical fiber bracket for supporting the optical fiber cable and a control system; the control system controls each unit device to work; the robot operates the laser welding gun head to weld the aluminum material on the screen printing aluminum frame welding workbench; the silk-screen aluminum frame welding workbench comprises a bracket base, a supporting plate arranged on the bracket base, a rotating shaft, a servo motor and a turbine reducer; the support plate is used for fixing a plurality of aluminum materials to be welded, and the ends to be welded of the aluminum materials are mutually spliced after the aluminum materials are fixed by the support plate; the support plate is fixed on a rotating shaft, the rotating shaft is connected with an output shaft of a turbine speed reducer, and the turbine speed reducer is connected with an output shaft of a servo motor; the rotary output of the servo motor is decelerated by the turbine speed reducer and then drives the rotating shaft to rotate, and the rotating shaft rotates to drive the supporting plate to turn over, so that welding operation is conveniently carried out on the upper surface and the lower surface of a plurality of aluminum materials;

a plurality of clamping cylinders are arranged on the supporting plate; the clamping cylinder can be lifted up and down, and is pressed downwards when air is introduced, so that the air claw compresses the aluminum material to be welded on the supporting plate, and the air claw ascends when air is discharged, and loosens the aluminum material; the clamping cylinder is connected with the control system and is controlled to work by the control system;

the edge of the supporting plate is provided with a baffle, and a vacancy is formed at the edge of the supporting plate; the aluminum product to be welded is placed on the top surface of the supporting plate, the outer side is abutted by the baffle plate, and the two ends of the aluminum product extend out to the empty space outside the supporting plate so as to facilitate welding operation.

2. The processing system of claim 1, wherein:

the support plate is also provided with a double-shaft air cylinder, and the piston of the double-shaft air cylinder stretches to tightly prop against or loosen the aluminum material to be welded; the double-shaft air cylinder is connected with the control system and is controlled to work by the control system; the piston of the double-shaft cylinder is used for propping and fixing the aluminum material to be welded with the baffle plate from two sides corresponding to the width of the aluminum material.

3. The processing system of claim 2, wherein:

the support plate is square with four cut corners, the four cut corners are cut to form the gaps, each edge of the support plate is fixed with an aluminum material to be welded, and the gaps are spliced in pairs, so that a silk-screen aluminum frame is formed by welding;

each edge of the top surface of the supporting plate protrudes upwards to form a baffle, the clamping cylinder is arranged on the top surface of the supporting plate and is positioned on the inner side of the baffle, and an interval between the clamping cylinder and the baffle accommodates aluminum materials to be welded; the double-shaft air cylinder is arranged on the top surface of the supporting plate and positioned on the inner side of the baffle, and the space between the double-shaft air cylinder and the baffle accommodates aluminum materials to be welded;

the top surface of the supporting plate is provided with a clamping cylinder corresponding to two ends of each side; the top surface of the supporting plate is provided with a double-shaft cylinder corresponding to the middle of each side, the piston of the double-shaft cylinder linearly reciprocates towards the baffle plate, the air inlet extends towards the baffle plate to prop against one side of the aluminum material, and the piston is retracted to loosen the aluminum material during air outlet; and the four corners of the supporting plate are hollowed out to form the empty space.

4. The processing system of claim 1, wherein: the rotating shaft is rotatably arranged on bearing seats on two sides of the top of the bracket base; one end of the rotating shaft penetrates through the bearing seat and is rotationally connected with the output of the turbine reducer arranged on the bracket base, and the other end of the rotating shaft is supported by the bearing seat arranged on the other side of the bracket;

the rotating shaft is arranged at the bottom of the supporting plate and drives the supporting plate to turn over;

the rotating shaft is arranged on the bottom surface of the supporting plate, and the length of the rotating shaft is arranged along the center line of the supporting plate;

the bracket base is a square bracket;

the supporting plate is a flat plate;

the rotating shaft is a plating bar, and a plurality of iron blocks are arranged at the bottom of the supporting plate to fix the rotating shaft on the back of the supporting plate; the iron block is internally provided with a through hole, and the rotating shaft penetrates through the through hole and is fixed by the iron block.

5. The processing system of any of claims 1-4, wherein: the optical fiber bracket comprises an upright post and a horizontal supporting rod at the top of the upright post, wherein the horizontal supporting rod is rotatably arranged at the top of the upright post, a plurality of hooks are arranged on the horizontal supporting rod, and an optical fiber cable is hooked and hung by the hooks so as to prevent winding or breakage; the upright post is provided with a servo motor and a planetary reducer; the servo motor and the planetary reducer are electrically connected with the control system and are controlled by the control system to work; the input shaft of the planetary reducer is coupled with the output shaft of the servo motor, the rotating speed of the servo motor is reduced and then output, the output shaft of the planetary reducer is connected with the horizontal support rod, and the horizontal support rod is driven to rotate so as to adjust the position or length of a cable hung on the horizontal support rod.

6. The processing system of claim 5, wherein: the upright post is a vertical hollow cylinder and comprises an annular wall and an internal hollow cavity; the servo motor and the planetary reducer are arranged in the upper end of the upright post; the servo motor is positioned below the planetary reducer; the top of the output shaft of the planetary reducer is fixedly connected with a horizontal strut; the output shaft of the planetary reducer is mutually perpendicular to the horizontal strut and synchronously rotates;

the top of the upright post is provided with an annular cover body; the center of the top wall of the annular cover is provided with a hole, and an output shaft of the planetary reducer passes through the hole and is fixedly connected with the horizontal strut; the annular cover body is fixedly connected with the planetary reducer, the servo motor and the top of the upright post;

the top wall of the annular cover body, the base of the planetary reducer and the top of the servo motor are mutually matched and are fixed together through fasteners; the annular cover body and the upright posts are made of metal materials; the bottom of the annular cover body is matched with the top of the upright post, and the annular cover body and the upright post are fixed by fasteners and/or welded.

7. The processing system of claim 5, wherein: the horizontal support rod is formed by connecting a plurality of sections of rods and comprises a middle connecting rod, a left support rod and a right support rod; two ends of the middle connecting rod are respectively butted with the left side supporting rod and the right side supporting rod to form a horizontal long rod; the middle connecting rod is provided with an opening for assembling an output shaft of the planetary reducer, and the output shaft of the planetary reducer is inserted into the opening to be in clamping fit; the length of the middle connecting rod is matched with the caliber of the top end of the vertical rod or the size of the annular cover body; the middle connecting rod is a metal rod; the left side supporting rod and/or the right side supporting rod are/is made of metal pipe.

8. The processing system of claim 7, wherein: the opposite ends of the left side supporting rod and the right side supporting rod are connecting ends which are respectively in splicing and tensioning fit with the two ends of the middle connecting rod; corresponding mounting holes are respectively formed at the connecting ends of the left side support rod, the right side support rod and the two ends of the middle connecting rod, and the left side support rod, the right side support rod and the middle connecting rod are fastened and connected by mutually matching the fastening pieces and the mounting holes; the middle connecting rod is made of metal solid materials, and the left side supporting rod and/or the right side supporting rod are/is made of metal galvanized pipes.

9. The processing system of claim 5, wherein: the horizontal support rod is provided with a guide rail and a sliding block; the sliding block is arranged on the guide rail and can slide freely along the guide rail in a reciprocating manner; the sliding block is provided with a hook, and the sliding of the sliding block along the guide rail is used for adjusting the position change of the optical fiber cable on the hook;

the hooks comprise spring hooks and/or balancer hooks;

one end of the optical fiber cable, which is connected with the laser welding gun head, is a movable end; the movable end of the optical fiber cable is hooked by a hook on the sliding block, and the position change of the movable end of the optical fiber cable is slidingly regulated along the guide rail so as to adapt to the movement of the robot arm;

one end of the optical fiber cable connected with the laser generator is hung by a balancer hook fixedly arranged on the horizontal strut so as to fix the optical fiber cable to prevent winding or breakage;

the guide rail is arranged on the left side supporting rod and/or the right side supporting rod.