An automatic machine for workpiece film pasting

Abstract

The application discloses a workpiece film pasting automation machine and relates to the technical field of automation equipment, which comprises a jig driving unit, a feeding shaking unit, a material taking mechanical arm unit, an automatic alignment displacement unit, a film pasting correction unit, a material discharging mechanical arm unit and a material discharging shaking unit which are sequentially arranged around the circumference of the jig driving unit in a fixed direction. The workpiece film pasting automation machine is provided with seven units, i.e., the jig driving unit, the feeding shaking unit, the material taking mechanical arm unit, the automatic alignment displacement unit, three film pasting correction units, the material discharging mechanical arm unit and the material discharging shaking unit. The seven units can cooperate with each other during work, thereby realizing the full-automatic joint completion of the work of pasting optical adhesive film on the surface of a workpiece. The workpiece film pasting automation machine is not only high in efficiency, but also can save labor cost.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of automation equipment, in particular to a workpiece film pasting automation machine. BACKGROUND

[0002] In the process of touch screen pasting production, a plurality of optical adhesive films (OCA) need to be attached to the surface of the workpiece.

[0003] In view of the above processing needs, the existing equipment for the device is a semi-automatic pasting device, which needs to consume manpower to paste each product, resulting in low efficiency, and the size difference of the product also needs to adjust the machine frequently, such as one person using a device in 1h The maximum capacity of the normal operation of the equipment is 120pcs.

[0004] In summary, the skilled in the art proposes a workpiece film pasting automation machine, which can automatically process multiple film pasting of workpieces. SUMMARY

[0005] In view of the deficiencies of the prior art, the present application provides a workpiece film pasting automation machine, which solves the problems raised in the background art.

[0006] To achieve the above purpose, the present application is realized by the following technical scheme:

[0007] In a first aspect, the present application provides a workpiece film pasting automation machine, comprising:

[0008] A jig driving unit is located at the center of the workpiece film pasting automation machine, and can intermittently drive a plurality of workpiece jigs to rotate synchronously;

[0009] In a fixed direction and around the jig driving unit, there are:

[0010] A feeding and shaking unit has two storage positions and a shaking position, and the shaking position is used to transfer the empty tray from one storage position to another storage position without sticking;

[0011] A material taking manipulator unit can transfer the workpiece to be pasted from the storage position of the feeding and shaking unit to the workpiece jig of the jig driving unit;

[0012] An automatic alignment displacement unit is located between the jig driving unit and the feeding and shaking unit, and can align the workpiece;

[0013] A film pasting correction unit is provided with a plurality of groups, and each group of film pasting correction unit can attach the film strip to different positions on the surface of the workpiece;

[0014] The blanking shaking unit also has two storage stations and a shaking station, and the empty tray in one of the storage stations is put into the workpiece, and then the tray is put into the other storage station through the shaking station;

[0015] The blanking manipulator unit can transfer the workpiece with the film from the workpiece fixture to the storage station of the blanking shaking unit.

[0016] Further, the fixture driving unit comprises an indexing disc capable of intermittent rotation, the edge of the indexing disc is provided with a plurality of workpiece carrying fixtures, the upper part of each workpiece carrying fixture is provided with a workpiece pressing plate, each workpiece pressing plate is lifted by a downward cylinder, the workpiece pressing plate and the telescopic end of the downward cylinder are connected by a guide rod one, and the upper part of the center of the indexing disc is provided with a plurality of visual correction modules one.

[0017] Further, the upper feeding shaking unit comprises a workbench surface, the top end of the workbench surface is provided with a shaking taking and placing module for taking materials, and the inside of the workbench surface is provided with two groups of storage modules.

[0018] Further, the shaking taking and placing module comprises a guide rail one and a driving module installed at the top end of the workbench surface, the upper part of the guide rail one is slidably connected with a bottom plate, the two ends of the guide rail one are both connected with a limiting block for limiting the movement range of the bottom plate, the top end of the bottom plate is provided with a plurality of guide rods two, the outside of the plurality of guide rods two is commonly slidably connected with a top plate, the top end of the top plate is provided with a high-frequency vibration cylinder, the telescopic end of the high-frequency vibration cylinder extends to the lower side of the top plate and is connected with the bottom plate, the front side of the top plate is provided with a suction nozzle mounting seat one, the inside of the suction nozzle mounting seat one is provided with a plurality of taking material suction nozzles, the driving module can drive the bottom plate to reciprocally move along the direction of the guide rail one, the driving module comprises a driving motor one and a driven wheel installed at the top end of the workbench surface, the driving end of the driving motor one is provided with a driving wheel, the driving wheel and the driven wheel are commonly sleeved with a belt, and one side of the belt is fixedly connected with the bottom plate through a linkage plate.

[0019] The storage module comprises a linear driving module one installed at the bottom end of the workbench surface, the front surface of the linear driving module one is symmetrically provided with a base, the top end of each base is provided with a plurality of workpiece limiting rods, the driving end of the linear driving module one is provided with a lifting plate for stacking workpieces, the edge of the lifting plate is provided with a plurality of limiting grooves, and the workpiece limiting rods are located in the corresponding limiting grooves.

[0020] Further, the material taking manipulator unit comprises a linear driving module two and a linear driving module three installed on the driving end of the linear driving module two, a lifting and rotating module is installed on the driving end of the linear driving module three, and a material taking module is installed on the rotating driving end of the lifting and rotating module;

[0021] The linear driving module two can drive the linear driving module three to reciprocate along the Y-axis direction, the linear driving module three can drive the lifting and rotating module to reciprocate along the X-axis direction, and the lifting and rotating module can drive the material taking module to lift along the Z-axis direction and rotate 360° in the horizontal plane.

[0022] The lifting and rotating module comprises a base, a lifting cylinder and a rotating cylinder, the rotating cylinder is installed on the telescopic end of the lifting cylinder, and the lifting cylinder is installed on the driving end of the linear driving module three through the base.

[0023] The material taking module comprises a base plate installed on the rotating driving end of the rotating cylinder, a plurality of support rods are installed at the bottom end of the base plate, two suction nozzle mounting seats two are installed at the bottom end of the plurality of support rods, a plurality of workpiece suction nozzles are installed in each suction nozzle mounting seat two, and the plurality of workpiece suction nozzles are distributed in a rectangular shape as a whole.

[0024] Further, the automatic alignment displacement unit comprises a support frame and a workpiece, the top end of the support frame is respectively provided with an alignment driving module one and an alignment driving module two, the alignment driving module one and the alignment driving module two are identical components, the telescopic end of the alignment driving module one and the telescopic end of the alignment driving module two are respectively provided with an alignment block one and an alignment block two, the top end of the alignment block one is integrally connected with a push head one, the end of the alignment block two is integrally connected with a push head two, the upper part of the support frame is connected with a positioning plate, one side of the positioning plate is provided with a push groove one corresponding to the push head one, the other side is provided with a push groove two corresponding to the alignment block two, and the top end of the positioning plate and the opposite side of the push groove one and the push groove two are connected with a plurality of positioning columns, the push head one, the push head two and the plurality of positioning columns can jointly align and constrain the workpiece, the height of the push head two and the height of the push head one are higher than the height of the workpiece, and the height of the positioning column is higher than the height of the workpiece.

[0025] The alignment driving module one comprises a guide rail two installed on the top end of the support frame and an alignment driving cylinder, the upper part of the guide rail two is slidably connected with a sliding seat, and the telescopic end of the alignment driving cylinder is connected with the end of the sliding seat.

[0026] Further, the film correction unit comprises a stand and a film release roll, the film release roll is used for releasing a material belt with a plurality of film strips, a linear drive module four is installed at the top end of the stand, a linear drive module five is installed at the driving end of the linear drive module four, characterized in that a material taking correction module is installed at the driving end of the linear drive module five, and a visual correction module two is arranged between the stand and the film release roll and below the material taking correction module.

[0027] Further, the material taking correction module comprises a sliding table air cylinder installed at the driving end of the linear drive module five, a movable seat is installed at the driving end of the sliding table air cylinder, a driving motor two is installed at the upper part of the movable seat, the driving end of the driving motor two extends to below the movable seat, and a material taker is installed, and the driving end of the driving motor two is rotatably connected with the movable seat through a bearing when penetrating the inside of the movable seat.

[0028] Further, the visual correction module two comprises a support, a CCD camera is installed at the bottom of the support, the lens of the CCD camera faces upward and corresponds to the position of the material taker, lamp sources for light supplementing when the CCD camera acquires images are symmetrically installed at the top end of the support, and the support and the lamp sources are connected and fixed through an adjustable seat.

[0029] In the second aspect, the application further provides a film pasting method of the workpiece film pasting automation machine, comprising the following steps:

[0030] S1, the workpiece to be pasted is placed in a stacked material tray, the material tray is stacked in a storage module, and the material is loaded by a material taking manipulator unit when taking the material;

[0031] S2, the material taking manipulator unit first places the workpiece on an automatic alignment displacement unit to correct the position, and then places the workpiece in a workpiece carrying jig of a jig driving unit through the material taking manipulator unit;

[0032] S3, the jig driving unit drives the workpiece carrying jig to sequentially pass through three film correction units, and the three film correction units respectively paste three film strips on different positions on the surface of the workpiece, that is, the film pasting is completed;

[0033] S4, the workpiece after film pasting follows the jig driving unit to the position of a material unloading manipulator unit;

[0034] S5, the workpiece after film pasting is placed in a material unloading shaking unit through the material unloading manipulator unit.

[0035] The application provides a workpiece film pasting automation machine. Compared with the prior art, the application has the following beneficial effects:

[0036] The workpiece film pasting automatic machine is characterized by comprising a jig driving unit, a feeding shaking unit, a material taking manipulator unit, an automatic alignment displacement unit, three sets of film pasting correction units, a material discharging manipulator unit and a material discharging shaking unit. BRIEF DESCRIPTION OF DRAWINGS

[0037] Figure 1 It is a structural schematic diagram of the present application;

[0038] Figure 2 It is a top view of the present application;

[0039] Figure 3 It is a structural schematic diagram of the jig driving unit in the present application;

[0040] Figure 4 It is a structural schematic diagram of the feeding shaking unit in the present application;

[0041] Figure 5 It is a structural schematic diagram of the first view angle of the shaking taking and placing module in the present application;

[0042] Figure 6 It is a structural schematic diagram of the second view angle of the shaking taking and placing module in the present application;

[0043] Figure 7 It is a structural schematic diagram of the material storage module in the present application;

[0044] Figure 8 It is a structural schematic diagram of the material taking manipulator unit in the present application;

[0045] Figure 9 It is a structural schematic diagram of the lifting and rotating module in the present application;

[0046] Figure 10 It is a structural schematic diagram of the material taking module in the present application;

[0047] Figure 11 It is a split schematic diagram of the automatic alignment displacement unit in the present application;

[0048] Figure 12 It is an assembly schematic diagram of the automatic alignment displacement unit in the present application;

[0049] Figure 13 It is a front view of the automatic alignment displacement unit after assembly in the present application;

[0050] Figure 14 It is a structural schematic diagram of the alignment driving module one in the present application;

[0051] Figure 15Structure diagram of the film pasting correction unit in the application;

[0052] Figure 16 Structure diagram of the film pasting correction unit in the application;

[0053] Figure 17 Structure diagram of the film pasting correction unit in the application.

[0054] In the figure: 1, jig driving unit; 11, index plate; 12, workpiece carrying jig; 13, workpiece pressing plate; 14, guide rod one; 15, downward pressing air cylinder; 16, visual correction module one; 2, feeding shaking unit; 21, workbench surface; 22, shaking taking and placing module; 221, guide rail one; 222, limiting block; 223, bottom plate; 224, guide rod two; 225, top plate; 226, high-frequency vibration air cylinder; 227, suction nozzle mounting seat one; 228, material taking suction nozzle; 229, driving motor one; 2210, driven wheel; 2211, belt; 2212, linkage plate; 23, storage module; 231, linear driving module one; 232, base; 233, workpiece limiting rod; 234, lifting plate; 235, limiting groove; 3, material taking manipulator unit; 31, linear driving module two; 32, linear driving module three; 33, lifting and rotating module; 331, base; 332, lifting air cylinder; 333, rotating air cylinder; 34, material taking module; 341, base plate; 342, support rod; 343, suction nozzle mounting seat two; 344, workpiece suction nozzle; 4, automatic alignment displacement unit; 41, support frame; 42, alignment driving module one; 421, guide rail two; 422, alignment driving air cylinder; 423, sliding seat; 43, alignment driving module two; 44, alignment block one; 441, push head one; 45, alignment block two; 451, push head two; 46, positioning plate; 461, push groove one; 462, push groove two; 463, positioning column; 47, workpiece; 5, film pasting correction unit; 51, stand; 52, linear driving module four; 53, linear driving module five; 54, material taking correction module; 541, sliding table air cylinder; 542, movable seat; 543, driving motor two; 544, material taker; 55, film pasting release roll; 56, visual correction module two; 561, support; 562, CCD camera; 563 visual correction module, adjustable seat; 564, light source; 6, discharging manipulator unit; 7, discharging shaking unit. DETAILED DESCRIPTION

[0055] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the application.

[0056] Referring to Figure 1 、 2 The application provides a technical solution: a workpiece film pasting automatic machine, which comprises a jig driving unit 1. Specifically, the jig driving unit 1 is located at the center position of the workpiece film pasting automatic machine and can intermittently drive a plurality of workpiece jigs to rotate synchronously in a fixed direction and around the jig driving unit 1. An upper feeding and shaking unit 2, a material taking manipulator unit 3, an automatic alignment displacement unit 4, a film pasting correction unit 5, a lower feeding manipulator unit 6 and a lower feeding and shaking unit 7 are sequentially arranged around the jig driving unit 1. More specifically, the upper feeding and shaking unit 2 has two storage positions and a shaking position. The shaking position is used to transfer empty trays from one storage position to another storage position without adhesion. The material taking manipulator unit 3 can transfer workpieces to be pasted with film from the storage position of the upper feeding and shaking unit 2 to the workpiece jig of the jig driving unit 1. The automatic alignment displacement unit 4 is located between the jig driving unit 1 and the upper feeding and shaking unit 2 and can perform alignment processing on the workpieces. The film pasting correction unit 5 is provided with a plurality of groups. Each group of the film pasting correction unit 5 can attach film strips to different positions on the surface of the workpiece. The lower feeding and shaking unit 7 also has two storage positions and a shaking position. After the empty tray in one storage position is placed with workpieces, the tray is placed into the other storage position through the shaking position. The lower feeding manipulator unit 6 can transfer the workpieces with pasted film from the workpiece jig to the storage position of the lower feeding and shaking unit 7.

[0057] When the workpiece film pasting automatic machine works, the steps are as follows:

[0058] S1, the workpieces to be pasted with film are placed in stacked trays. The trays are stacked in a storage module 23. When the material is taken, the material taking manipulator unit 3 is used for feeding;

[0059] S2, the material taking manipulator unit 3 places the workpieces on the automatic alignment displacement unit 4 first for position correction, and then places the workpieces in the workpiece carrying jig 12 of the jig driving unit 1 through the material taking manipulator unit 3;

[0060] S3, the jig driving unit 1 drives the workpiece carrying jig 12 to pass through three groups of film pasting correction units 5 in turn. The three groups of film pasting correction units 5 attach three film strips to different positions on the surface of the workpiece, that is, the film pasting is completed;

[0061] S4, the workpiece with pasted film follows the jig driving unit 1 to the position of the lower feeding manipulator unit 6;

[0062] S5, the lower feeding manipulator unit 6 places the workpiece with pasted film in the lower feeding and shaking unit 7.

[0063] Referring to Figure 3, The tool driving unit 1 comprises an indexing disc 11 capable of intermittent rotation, a plurality of workpiece carrying tools 12 are mounted on the edge of the indexing disc 11, a workpiece pressing plate 13 is arranged on the upper portion of each workpiece carrying tool 12, each workpiece pressing plate 13 is lifted by a lower pressing cylinder 15, the workpiece pressing plate 13 and the telescopic end of the lower pressing cylinder 15 are connected by a guide rod one 14, and a plurality of visual correction modules one 16 are mounted on the upper portion of the center of the indexing disc 11.

[0064] The tool driving unit 1, in operation, the workpiece to be pasted with the film is fed into the workpiece carrying tool 12, after the workpiece is located in the workpiece carrying tool 12, the lower pressing cylinder 15 is shortened, the workpiece pressing plate 13 is driven to move downward by the guide rod one 14 until the workpiece pressing plate 13 is pressed on the surface of the workpiece to be pasted with the film (the pressing area does not affect the subsequent film pasting of the workpiece), the indexing disc 11 can be intermittently rotated, thereby driving each workpiece carrying tool 12 to pass through the feeding and shaking unit 2, the taking mechanical arm unit 3, the automatic alignment displacement unit 4, the three groups of film pasting correction units 5, the discharging mechanical arm unit 6 and the discharging and shaking unit 7 in turn, so that the film pasting of the workpiece is completed.

[0065] Please refer to Figure 4 、 5 , 6, 7, the feeding and shaking unit 2 comprises a workbench surface 21, a shaking taking and placing module 22 for taking materials is mounted on the top end of the workbench surface 21, and two groups of storage modules 23 are arranged in the workbench surface 21.

[0066] The shaking taking and placing module 22 comprises a guide rail one 221 and a driving module mounted on the top end of the workbench surface 21, the upper portion of the guide rail one 221 is slidably connected with a bottom plate 223, the two ends of the guide rail one 221 are connected with limiting blocks 222 for limiting the movement range of the bottom plate 223, a plurality of guide rods two 224 are mounted on the top end of the bottom plate 223, a top plate 225 is slidably connected with the plurality of guide rods two 224, a high-frequency vibration cylinder 226 is mounted on the top end of the top plate 225, the telescopic end of the high-frequency vibration cylinder 226 extends to the lower portion of the top plate 225 and is connected with the bottom plate 223, a suction nozzle mounting seat one 227 is mounted on the front side of the top plate 225, a plurality of taking suction nozzles 228 are mounted in the suction nozzle mounting seat one 227, the driving module can drive the bottom plate 223 to reciprocate along the direction of the guide rail one 221, the driving module comprises a driving motor one 229 and a driven wheel 2210 mounted on the top end of the workbench surface 21, a driving end of the driving motor one 229 is provided with a driving wheel, a belt 2211 is commonly sleeved between the driving wheel and the driven wheel 2210, and one side of the belt 2211 is fixedly connected with the bottom plate 223 through a linkage plate 2212;

[0067] The storage module 23 comprises a linear drive module 231 installed at the bottom end of the workbench 21, and the front of the linear drive module 231 is symmetrically provided with a base 232, the top end of each base 232 is provided with a plurality of workpiece limiting rods 233, and the driving end of the linear drive module 231 is provided with a lifting plate 234 for stacking workpieces, and the edge of the lifting plate 234 is provided with a plurality of limiting grooves 235, and the workpiece limiting rod 233 is located in the corresponding limiting groove 235.

[0068] The feeding and shaking unit 2, in operation, a plurality of trays containing workpieces are stacked on the lifting plate 234 of one of the storage modules 23, and the bottom plate 223 is driven to move on the guide rail 221 by rotating the driving motor 229 and driving the belt 2211, so that the parts above the bottom plate 223 (including a plurality of material taking nozzles 228) are moved, when the plurality of material taking nozzles 228 come to the top of the storage module 23, the workpieces in the uppermost tray have been taken away, leaving an empty tray, at this time the height of the material taking nozzle 228 is lowered by shortening the high-frequency vibration cylinder 226 until the material taking nozzle 228 can be adsorbed to the empty tray, after suction, the telescopic end of the high-frequency vibration cylinder is telescoped at a high frequency and a small amplitude to form a shaking effect, so that the trays are not adhered to each other, the high-frequency vibration cylinder 226 is then elongated to raise the height of the uppermost empty tray, the driving motor 229 is then reversed to move the material taking nozzle 228 carrying the empty tray to the top of another storage module 23, and then the empty tray is stacked in the storage module 23, and the process is repeated.

[0069] In the above process, the storage module 23 from which the empty tray is taken, after the uppermost empty tray is taken away, drives the lifting plate 234 to rise by one tray height by the linear drive module 231, so that the tray below replaces the position of the upper tray, and similarly, the storage module 23 into which the empty tray is put, the lifting plate 234 also descends by one tray height, so as to meet the batch taking and putting of materials.

[0070] Please refer to Figure 8 , 9 ,10, the material taking manipulator unit 3 comprises a linear drive module 31 and a linear drive module 32 installed on the driving end of the linear drive module 31, the driving end of the linear drive module 32 is provided with a lifting and rotating module 33, and the rotating driving end of the lifting and rotating module 33 is provided with a material taking module 34;

[0071] The linear drive module 31 can drive the linear drive module 32 to reciprocate along the Y-axis direction, the linear drive module 32 can drive the lifting and rotating module 33 to reciprocate along the X-axis direction, the lifting and rotating module 33 can drive the material taking module 34 to ascend and descend along the Z-axis direction, and can also drive the material taking module 34 to rotate 360° in the horizontal plane.

[0072] The lifting-rotating module 33 comprises a base 331, a lifting cylinder 332, and a rotating cylinder 333, the rotating cylinder 333 is installed on the telescopic end of the lifting cylinder 332, and the lifting cylinder 332 is installed on the driving end of the linear driving module three 32 through the base 331;

[0073] The material taking module 34 comprises a base plate 341 installed on the rotating driving end of the rotating cylinder 333, the bottom end of the base plate 341 is installed with a plurality of support rods 342, the bottom end of the plurality of support rods 342 is installed with two suction nozzle mounting seats two 343, the inside of each suction nozzle mounting seat two 343 is installed with a plurality of workpiece nozzles 344, and the plurality of workpiece nozzles 344 are distributed in a rectangular shape as a whole.

[0074] The material taking manipulator unit 3, in work, adjusts the horizontal position of the workpiece nozzle 344 through the linear driving module two 31 and the linear driving module three 32, so that the workpiece nozzle 344 can reciprocate between the material taking area and the material placing area, when the workpiece nozzle 344 is above the material taking area, the lifting cylinder 332 is elongated to lower the height of the workpiece nozzle 344, until the suction end of the workpiece nozzle 344 can contact and suck the workpiece, when the workpiece is carried towards the material placing area, the rotating cylinder 333 can rotate the placing angle of the workpiece according to the material placing demand, so that the workpiece can be accurately placed into the tray.

[0075] Please refer to Figure 11 、 12 , 13, 14, the automatic alignment displacement unit 4 comprises a support frame 41 and a workpiece 47, the top end of the support frame 41 is respectively installed with an alignment driving module one 42 and an alignment driving module two 43, the alignment driving module one 42 and the alignment driving module two 43 are same-structured components, the telescopic end of the alignment driving module one 42 and the alignment driving module two 43 is respectively installed with an alignment block one 44 and an alignment block two 45, the top end of the alignment block one 44 is integrally connected with a push head one 441, the end of the alignment block two 45 is integrally connected with a push head two 451, the upper part of the support frame 41 is connected with a positioning plate 46, one side of the positioning plate 46 is provided with a push groove one 461 corresponding to the push head one 441, the other side is provided with a push groove two 462 corresponding to the alignment block two 45, the top end of the positioning plate 46 and the opposite side of the push groove one 461 and the push groove two 462 are both connected with a plurality of positioning columns 463, through the push head one 441, the push head two 451 and the plurality of positioning columns 463, the workpiece 47 can be aligned and constrained together, the height of the push head two 451 and the push head one 441 is higher than the height of the workpiece 47, and the height of the positioning column 463 is higher than the height of the workpiece 47;

[0076] The swing right driving module 42 comprises a guide rail 421 installed at the top end of the support frame 41 and a swing right driving cylinder 422, the upper part of the guide rail 421 is slidably connected with a sliding seat 423, and the telescopic end of the swing right driving cylinder 422 is connected with the end of the sliding seat 423.

[0077] The automatic swing right displacement unit 4, in operation, places the workpiece 47 on the positioning plate 46, after placement, the swing right driving cylinders 422 in the swing right driving module one 42 and the swing right driving module two 43 are synchronously shortened, thereby respectively pulling the swing right block one 44 and the swing right block two 45 to move along the direction of the guide rail 421 to approach the two side edges of the workpiece 47, when the push head one 441 and the push head two 451 simultaneously contact the side edges of the workpiece 47, a pushing force is applied to promote the workpiece 47 to move towards the direction of the positioning columns 463, until the other two side edges of the workpiece 47 contact the positioning columns 463, the swing right of the workpiece 47 is completed.

[0078] Please refer to Figure 15 , 16 , 17, the film correction unit 5 comprises a stand 51 and a film release roll 55, the film release roll 55 is used to release a material belt with a plurality of film strips, a linear driving module four 52 is installed at the top end of the stand 51, a linear driving module five 53 is installed on the driving end of the linear driving module four 52, characterized in that a material taking correction module 54 is installed on the driving end of the linear driving module five 53, a visual correction module two 56 is arranged between the stand 51 and the film release roll 55 and below the material taking correction module 54.

[0079] The material taking correction module 54 comprises a sliding table cylinder 541 installed on the driving end of the linear driving module five 53, a movable seat 542 is installed on the driving end of the sliding table cylinder 541, a driving motor two 543 is installed on the upper part of the movable seat 542, a material taker 544 is installed below the movable seat 542 through the driving end of the driving motor two 543, and the driving end of the driving motor two 543 is rotatably connected with the movable seat 542 through a bearing when penetrating the inside of the movable seat 542.

[0080] The visual correction module two 56 comprises a bracket 561, a CCD camera 562 is installed at the bottom of the bracket 561, the lens of the CCD camera 562 faces upward and corresponds to the position of the material taker 544, lamp sources 564 for light supplement when the CCD camera 562 acquires images are symmetrically installed at the top end of the bracket 561, and the bracket 561 and the lamp sources 564 are connected and fixed through an adjustable seat 563.

[0081] The film correction unit 5 releases the film release roll 55 to release the film strip, and then the linear drive module four 52 and the linear drive module five 53 are used to adjust the position of the film correction module 54, so that the film correction module 54 is located above the film taking area. Then the slide cylinder 541 drives the film taking device 544 to move down until the bottom surface (suction surface) of the film taking device 544 contacts the film strip and the film strip is adsorbed by negative pressure. After adsorption, the slide cylinder 541 drives the film taking device 544 to move up to the original height, and then the linear drive module four 52 and the linear drive module five 53 are used to adjust the position of the film correction module 54 to the upper of the workpiece film area. In this process, the adsorbed film strip passes above the CCD camera 562, the CCD camera 562 obtains the position image of the film strip and transmits it to the computer, and the specific software in the computer is used for position recognition and comparison (this part is a known technology and will not be described here). If the angle of the film strip does not correspond to the angle of the workpiece film area, the horizontal angle of the film strip is adjusted by the driving motor two 543 until it is consistent with the film area, and then the film strip is attached to the surface of the workpiece.

[0082] It should be noted that the feeding shaking unit 2 and the discharging shaking unit 7 are the same structure, and the taking manipulator unit 3 and the discharging manipulator unit 6 are the same structure, and their specific working processes are the same, which will not be described here.

[0083] In summary, the workpiece film automatic machine is provided with seven units, namely jig driving unit, feeding shaking unit, taking manipulator unit, automatic alignment displacement unit, three film correction units, discharging manipulator unit and discharging shaking unit. These seven units can cooperate with each other when working, and then realize the full automatic completion of the work of attaching optical adhesive film to the surface of the workpiece, which not only has high efficiency, but also can save labor cost.

Claims

1. An automatic machine for the application of a film to a workpiece, characterized in that, The utility model relates to an automatic workpiece film pasting machine, which comprises a jig driving unit (1) located at the center of the automatic workpiece film pasting machine and capable of intermittently driving a plurality of workpiece jigs to rotate synchronously, an upper feeding and shaking unit (2) arranged in a fixed direction around the jig driving unit (1) and comprising two storage positions and a shaking position, a material taking manipulator unit (3) capable of transferring workpieces to be pasted with film from the storage positions of the upper feeding and shaking unit (2) to the workpiece jigs of the jig driving unit (1), an automatic alignment and displacement unit (4) located between the jig driving unit (1) and the upper feeding and shaking unit (2) and capable of aligning workpieces, a film pasting and correcting unit (5) comprising a plurality of groups, each group of the film pasting and correcting unit (5) being capable of pasting a film strip on different positions on the surface of a workpiece, a lower feeding and shaking unit (7) also comprising two storage positions and a shaking position, a lower material taking manipulator unit (6) capable of transferring workpieces pasted with film from the workpiece jigs to the storage positions of the lower feeding and shaking unit (7). The jig driving unit (1) comprises an indexing disc (11) capable of rotating intermittently, the edge of the indexing disc (11) is provided with a plurality of workpiece carrying jigs (12), the upper part of each workpiece carrying jig (12) is provided with a workpiece pressing plate (13), each workpiece pressing plate (13) is lifted by a lower pressing cylinder (15), the workpiece pressing plate (13) and the telescopic end of the lower pressing cylinder (15) are connected by a guide rod (14), and the upper part of the center of the indexing disc (11) is provided with a plurality of visual correction modules (16). The upper feeding and shaking unit (2) comprises a workbench (21), the top end of the workbench (21) is provided with a shaking taking and placing module (22) for taking materials, and the inside of the workbench (21) is provided with two groups of storage modules (23). ​ ​ ​ ​ ​ ​ 2. The automatic machine for the application of a film to a workpiece according to claim 1, characterized in that, ​ 3. The automated machine for applying a film to a workpiece of claim 1, wherein, ​ 4. The machine for the automatic application of a film to a workpiece according to claim 3, characterized in that, The jitter taking and placing module (22) comprises a guide rail I (221) and a driving module installed at the top end of the workbench top (21), the upper part of the guide rail I (221) is slidably connected with a bottom plate (223), the two ends of the guide rail I (221) are both connected with a limiting block (222) for limiting the movement range of the bottom plate (223), the top end of the bottom plate (223) is installed with a plurality of guide rods II (224), the outer parts of the plurality of guide rods II (224) are commonly slidably connected with a top plate (225), the top end of the top plate (225) is installed with a high-frequency vibration air cylinder (226), the telescopic end of the high-frequency vibration air cylinder (226) extends below the top plate (225) and is connected with the bottom plate (223), the front side of the top plate (225) is installed with a suction nozzle mounting seat I (227), the inner part of the suction nozzle mounting seat I (227) is installed with a plurality of taking material suction nozzles (228), the driving module can drive the bottom plate (223) to reciprocally move along the direction of the guide rail I (221), the driving module comprises a driving motor I (229) installed at the top end of the workbench top (21) and a driven wheel (2210), the driving end of the driving motor I (229) is installed with a driving wheel, the driving wheel and the driven wheel (2210) are commonly sleeved with a belt (2211), one side of the belt (2211) and the bottom plate (223) are fixedly connected through a linkage plate (2212); The storage module (23) comprises a linear driving module I (231) installed at the bottom end of the workbench top (21), the front surface of the linear driving module I (231) is symmetrically provided with a base (232), the top end of each base (232) is installed with a plurality of workpiece limiting rods (233), the driving end of the linear driving module I (231) is installed with a lifting plate (234) for stacking workpieces, the edge of the lifting plate (234) is provided with a plurality of limiting grooves (235), and the workpiece limiting rod (233) is located in the corresponding limiting groove (235).

5. The automated machine for applying a film to a workpiece of claim 1, wherein, The taking manipulator unit (3) comprises a linear driving module II (31) and a linear driving module III (32) installed on the driving end of the linear driving module II (31), the driving end of the linear driving module III (32) is installed with a lifting and rotating module (33), and the rotating driving end of the lifting and rotating module (33) is installed with a taking module (34); The linear driving module II (31) can drive the linear driving module III (32) to reciprocally move along the Y-axis direction, the linear driving module III (32) can drive the lifting and rotating module (33) to reciprocally move along the X-axis direction, the lifting and rotating module (33) can drive the taking module (34) to ascend and descend along the Z-axis direction on one hand, and can also drive the taking module (34) to rotate by 360° in the horizontal plane on the other hand; The lifting rotary module (33) comprises a base (331), a lifting cylinder (332) and a rotary cylinder (333), the rotary cylinder (333) is installed on the telescopic end of the lifting cylinder (332), and the lifting cylinder (332) is installed on the driving end of the linear driving module three (32) through the base (331); The material taking module (34) comprises a base plate (341) installed on the rotary driving end of the rotary cylinder (333), the bottom end of the base plate (341) is provided with a plurality of supporting rods (342), the bottom end of the plurality of supporting rods (342) is provided with two suction nozzle mounting seats two (343), the inside of each suction nozzle mounting seat two (343) is provided with a plurality of workpiece nozzles (344), and the plurality of workpiece nozzles (344) are distributed in a rectangular shape as a whole.

6. The automated machine for applying a film to a workpiece of claim 1, wherein, The automatic alignment displacement unit (4) comprises a supporting frame (41) and a workpiece (47), the top end of the supporting frame (41) is respectively provided with an alignment driving module one (42) and an alignment driving module two (43), the alignment driving module one (42) and the alignment driving module two (43) are same in structure, the telescopic end of the alignment driving module one (42) and the alignment driving module two (43) is respectively provided with an alignment block one (44) and an alignment block two (45), the top end of the alignment block one (44) is integrally connected with a push head one (441), the end of the alignment block two (45) is integrally connected with a push head two (451), the upper portion of the supporting frame (41) is connected with a positioning plate (46), one side of the positioning plate (46) is provided with a push groove one (461) corresponding to the push head one (441), the other side is provided with a push groove two (462) corresponding to the alignment block two (45), the top end of the positioning plate (46) and the opposite sides of the push groove one (461) and the push groove two (462) are connected with a plurality of positioning columns (463), the push head one (441), the push head two (451) and the plurality of positioning columns (463) can jointly align and constrain the workpiece (47), the height of the push head two (451) and the push head one (441) is higher than the height of the workpiece (47), and the height of the positioning column (463) is higher than the height of the workpiece (47); The alignment driving module one (42) comprises a guide rail two (421) and an alignment driving cylinder (422) installed at the top end of the supporting frame (41), and the upper portion of the guide rail two (421) is slidably connected with a sliding seat (423), and the telescopic end of the alignment driving cylinder (422) is connected with the end of the sliding seat (423).

7. The automated machine for applying a film to a workpiece of claim 1, wherein, The film correction unit (5) comprises a stand (51) and a film release roll (55) for releasing a material belt with a plurality of film strips, a linear drive module four (52) is installed at the top end of the stand (51), a linear drive module five (53) is installed on the driving end of the linear drive module four (52), characterized in that a material taking and correcting module (54) is installed on the driving end of the linear drive module five (53), and a visual correction module two (56) is arranged between the stand (51) and the film release roll (55) and below the material taking and correcting module (54).

8. The automatic machine for the application of films to workpieces according to claim 7, characterized in that, The material taking and correcting module (54) comprises a sliding table air cylinder (541) installed on the driving end of the linear drive module five (53), a movable seat (542) is installed on the driving end of the sliding table air cylinder (541), a driving motor two (543) is installed on the upper part of the movable seat (542), the driving end of the driving motor two (543) extends below the movable seat (542) and is provided with a material taker (544), and the driving end of the driving motor two (543) is rotatably connected with the movable seat (542) through a bearing when penetrating the inside of the movable seat (542).

9. The machine for the automatic application of a film to a workpiece according to claim 8, characterized in that, The visual correction module two (56) comprises a bracket (561), a CCD camera (562) is installed at the bottom of the bracket (561), the lens of the CCD camera (562) faces upward and corresponds to the position of the material taker (544), symmetrically installed on the top end of the bracket (561) are light sources (564) for supplementing light when the CCD camera (562) acquires images, and the bracket (561) and the light sources (564) are connected and fixed through an adjustable seat (563).

10. An automatic machine for applying a film to a workpiece according to any one of claims 1-9, characterized in that, The film pasting method comprises the following steps: S1, the workpiece to be pasted with the film is placed in the stacked material tray, the material tray is stacked in the storage module (23), and the material is loaded by the material taking manipulator unit (3) when taking the material; S2, the material taking manipulator unit (3) places the workpiece on the automatic alignment displacement unit (4) first to correct the position, and then places the workpiece in the workpiece carrying jig (12) of the jig driving unit (1) through the material taking manipulator unit (3); S3, the jig driving unit (1) drives the workpiece carrying jig (12) to pass through three film correction units (5) in turn, and the three film correction units (5) respectively paste three film strips on different positions on the surface of the workpiece, that is, the film pasting is completed; S4, the workpiece after film pasting follows the jig driving unit (1) to the position of the unloading manipulator unit (6); S5, the workpiece after film pasting is placed in the unloading shaking unit (7) by the unloading manipulator unit (6).

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