A receiver screen pasting machine

Abstract

The present invention discloses a receiver screen pasting machine. The receiver screen pasting machine comprises a frame, a material discharge module is installed at the left end of the frame and a material receiving module is installed at the right end, a transfer table is installed on the front end of the frame, a stripping machine is installed on the left side of the rear end of the frame and a four-axis manipulator is installed on the right side, the transfer table is located between the material discharge module and the material receiving module, a pressing machine is symmetrically placed at both ends of the transfer table, and the four-axis manipulator comprises a Y-axis moving component, the Y-axis moving component is longitudinally fixed on the frame, the X-axis moving component is transversely connected to the moving plate of the Y-axis moving component, the Z-axis moving component is longitudinally connected to the moving plate of the X-axis moving component, the angle rotation component is connected side by side to the inner side of the moving plate of the Z-axis moving component, and the CCD detection component is connected to one side of the angle rotation component. The present invention realizes the automated transfer production of receiver screens, with high transfer position accuracy, high yield rate and high production efficiency.

Description

Technical Field

[0001] The invention relates to the field of mounting machines, in particular to a receiver screen mounting machine. Background Art

[0002] Earpiece screen is widely used in 3C products. Earpiece screen is a part with special-shaped contours, and is made of multi-layer materials with relatively large thickness. In the existing production, circular knife machines and flatbed die-cutting machines first produce semi-finished products, and then manually transfer materials for pasting. Its defects are: manual material picking and pasting are slow, there are human error factors, poor placement, low pasting yield, and the earpiece screen is easy to deform or injure the hands, there are problems with safe operation, and the product yield is low. Moreover, manual material picking consumes a lot of manpower, low production cost, and large plant area. Summary of the invention

[0003] In order to solve one or more of the above problems, the present invention provides a receiver screen pasting machine.

[0004] According to one aspect of the present invention, the earpiece screen pasting machine comprises a frame, a material discharge module is installed at the left end of the frame and a material receiving module is installed at the right end, a transfer platform is installed on the front end of the frame, a stripping machine is installed on the left side of the rear end of the frame and a four-axis manipulator is installed on the right side, the transfer platform is located between the material discharge module and the material receiving module, a pressing machine is symmetrically placed at both ends of the transfer platform, and the four-axis manipulator reciprocates above the stripping machine and the pasting plate.

[0005] The four-axis manipulator includes a Y-axis moving component, which is longitudinally fixed on the frame, an X-axis moving component is transversely connected to the moving plate of the Y-axis moving component, a Z-axis moving component is longitudinally connected to the moving plate of the X-axis moving component, an angle rotation component is connected side by side to the inner side of the moving plate of the Z-axis moving component, a CCD detection component is connected to one side of the angle rotation component, and the CCD detection component detects the position information of the earpiece screen on the stripping machine and detects the position information of the main material belt above the mounting plate.

[0006] The transfer table includes two vacuum suction plates, between which a material attaching plate is arranged.

[0007] The angle rotation component includes a rotating shaft, a suction block and a pressing component are installed at the lower end of the rotating shaft, a first sensing piece is fixed on the rotating shaft, a proximity sensor for origin detection is provided to the right of the center line of the rotating shaft, and a proximity sensor for limit position detection is provided in front and behind the center line of the rotating shaft respectively. At the stripping machine, the pressing component fixes the carrier tape, and the suction block peels the earpiece screen from the carrier tape. At the pasting plate, the suction block transfers the earpiece screen to the main material tape. The device realizes that the earpiece screen sheet is placed on the material belt, rolled and pressed for transportation, and the robot automatically takes the material and assembles the intermediate product on the transfer table to complete the automatic mounting of mechanical bonding. Its beneficial effects are: first, the continuous loading and laminating by rolling and pressing is faster and more efficient than the original manual single-piece loading; second, the material belt conveying adopts the continuous retraction and release of the unloading module and the receiving module, and the pressing machine continuously provides the power of linear motion, and the moving precision of the carrier belt is high; third, when transferring, a fixed carrier belt is used, the carrier belt position does not move, and the mounting precision is high; fourth, a pressing component is set to prevent the earpiece screen from moving when taking the material. movement, which can effectively improve the controllability of the material position; fifthly, a proximity sensor and a first sensing piece are provided, which can effectively control the angle of the rotating shaft, facilitate the effective return of the rotating shaft, and do not exceed the limit rotation position, effectively control the accuracy of the suction block, and obtain higher material moving accuracy. At the same time, the structure is simple and convenient for installation and debugging; fifthly, the proximity sensor and the first sensing piece have higher measurement accuracy. The first sensing piece of the fan-shaped structure can effectively contact each proximity sensor, and the arc length corresponding to the same angle, and the size of the fan-shaped structure greatly enlarges the size of the rotating shaft, so that each of the proximity sensors can accurately collect data.

[0008] In some embodiments, the transfer platform includes a main frame, a carrier plate is provided on the main frame, a plurality of first through holes are provided on the carrier plate, a second through hole is provided between two first through holes, a vacuum suction plate is installed in the first through hole, and a bonding plate is installed in the second through hole.

[0009] A fiber optic detection unit is provided on one side of the front vacuum suction plate, and a pair of guide plates are symmetrically provided on the vacuum suction plate.

[0010] The mounting plate is made of transparent acrylic plate.

[0011] In some embodiments, the unloading module includes an inflatable shaft, which is rotatably connected to the unloading and receiving rack through a seat bearing, the rear end of the unloading and receiving rack is connected to a first servo motor, the first servo motor and the inflatable shaft are connected through a coupling, and the unloading and receiving rack is connected to the left side of the frame through an external cantilever beam of an aluminum profile.

[0012] The receiving module and the unloading module have the same structure, and the outer cantilever beam of the receiving module is connected to the right side of the frame.

[0013] In some embodiments, the press conveyor includes a retaining frame, a lifting assembly, and a driving assembly.

[0014] The retainer includes two vertically arranged side wall panels, the upper ends of the two side wall panels are connected to the two ends of the upper top plate and the lower ends of the two side wall panels are connected to the two ends of the lower bottom plate, thereby forming a rectangular frame, and an adjustment groove is provided in the middle of the upper end of the side wall panel.

[0015] Both ends of the active roller are rotatably connected to the side wall plate through bearings.

[0016] The two ends of the passive roller are fixed on the inner side of the lifting frame.

[0017] The lifting assembly includes a lifting cylinder, which is fixed in the middle of the upper top plate and the telescopic end passes through the upper top plate to connect the floating plate of the lifting frame. The lifting frame is located in the cavity in the retaining frame. A guide sleeve is installed on the outer side of each end of the lifting frame. A guide shaft is fitted on the guide sleeve.

[0018] The driving assembly includes a driving motor, which is vertically fixed in a motor slot on the inner side of a side wall plate. The extended end of the driving motor passes through the side wall plate to connect to the motor pulley, and the same end of the active roller passes through the side wall plate to connect to the active pulley. The motor pulley and the active pulley are connected by a transmission belt.

[0019] In some embodiments, the pressure conveyor further includes a tensioning assembly, the tensioning assembly includes a tensioning wheel, the tensioning wheel is in contact with the outer surface of the compression transmission belt, the tensioning wheel is rotatably connected to the front end of the tensioning shaft, the rear end of the tensioning shaft is vertically connected to one end of the adjustment plate, and the other end of the adjustment plate is laterally adjustable and connected to the outside of the right end side wall panel.

[0020] The tension wheel is a rubber-coated wheel with two rolling bearings installed side by side or a rolling bearing installed inside.

[0021] A first oblong hole is provided at the other end of the adjustment plate, a plurality of first threaded holes are arranged equidistantly in the horizontal direction on the side wall plate, a first positioning groove of a rectangular structure is formed in the middle of the outer side surface of the side wall plate, and the first threaded holes are arranged equidistantly in the middle of the first positioning groove.

[0022] In some embodiments, a longitudinal limiter is further provided at the front end of the active roller, the longitudinal limiter includes a longitudinal axis, both ends of the longitudinal axis are connected to the side wall plate, two silicone rings are installed on the longitudinal axis, and the distance between the two silicone rings is the same as the width of the material strip;

[0023] A material guide portion is also provided at the front end or rear end of the retainer, and the material guide portion includes a circular arc bent plate with a 90° structure, and the two ends of the circular arc bent plate are respectively connected by circular arc flat plates, and the inner end of the circular arc flat plate extends vertically outward to form a flap, and the flap is threadedly connected to the side end surfaces of the two side wall plates, and the front ends of the two circular arc flat plates and the front ends of the circular arc bent plates are connected by reinforcing plates;

[0024] The clamping part includes a clamping roller, which is rotatably connected to a clamping shaft through a bearing. Both ends of the clamping shaft are respectively connected to the front end of the clamping block, and the rear end of the clamping block is connected to the side wall plate through a pin shaft. The clamping roller is located on the arc bent plate.

[0025] In some embodiments, the Y-axis moving assembly includes a base plate, a screw shaft capable of rotating is mounted on the base plate through a bearing seat, a nut block is fixed on the screw shaft, a moving plate is connected to the nut block, and a sealing cover is provided above the screw shaft and the nut block.

[0026] A second sensing sheet is also installed on the other side of the moving plate, and position sensors corresponding to the second sensing sheet are respectively installed on the substrate.

[0027] The end of the screw shaft is connected to a second servo motor through a coupling or a synchronous belt drive system.

[0028] The X-axis moving assembly, the Z-axis moving assembly and the Y-axis moving assembly have the same structure.

[0029] In some embodiments, the angle rotation assembly further includes a base and a motor base, the suction block is connected to the lower surface of the base, the pressing assembly is located on one side of the base, and the lower end of the rotating shaft is fixed to the center of the base.

[0030] The motor seat is formed by connecting the rear side of the horizontal plate to the upper end of the front side of the vertical plate through threads.

[0031] The rotating shaft is connected to the vertical plate through a seat bearing, the upper end of the rotating shaft is connected to the third servo motor through a coupling, and the third servo motor is connected to the horizontal plate.

[0032] In some embodiments, the rear end of the horizontal plate extends vertically downward to form a lower end plate, the front side of the upper end of the vertical plate forms a rectangular second positioning groove, and the lower end plate is threadedly connected in the second positioning groove.

[0033] In some embodiments, the pressing assembly includes a floating pressing roller, a pressing cylinder, and a Y-shaped support. The floating pressing roller is connected to the ear plate of the Y-shaped support. The middle of the upper plate of the Y-shaped support is connected to the telescopic end of the pressing cylinder.

[0034] The outer surface of the floating pressure roller is covered with a buffer rubber layer;

[0035] An ear seat is installed on the other side of the base, and a floating joint is installed on the central hole of the middle protrusion of the ear seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] Figure 1 A three-dimensional schematic diagram of a handset screen pasting machine according to an embodiment of the present invention;

[0037] Figure 2 for Figure 1 A three-dimensional schematic diagram of the discharge module shown;

[0038] Figure 3 for Figure 1 A three-dimensional schematic diagram of the transfer station shown;

[0039] Figure 4 for Figure 1 A three-dimensional schematic diagram of the press machine shown;

[0040] Figure 5 for Figure 4 A three-dimensional schematic diagram of the press machine with the second outer cover and the upper top plate removed;

[0041] Figure 6 for Figure 1 A three-dimensional schematic diagram of the retaining frame and the tensioning assembly shown;

[0042] Figure 7 for Figure 6 An enlarged schematic diagram of the tensioning assembly shown;

[0043] Figure 8 for Figure 5 A three-dimensional schematic diagram of the longitudinal limiting portion shown;

[0044] Fig. 9 for Figure 5 A three-dimensional schematic diagram of the lifting assembly shown;

[0045] Fig.10 for Figure 5 A three-dimensional schematic diagram of the drive assembly shown;

[0046] Fig.11 for Figure 5 A three-dimensional schematic diagram of the material guide portion shown;

[0047] Fig.12 for Figure 5 A three-dimensional schematic diagram of the clamping portion shown;

[0048] Fig.13 for Figure 1 A three-dimensional schematic diagram of the X-axis moving assembly shown;

[0049] Fig.14 for Figure 1 A three-dimensional schematic diagram of the Z-axis moving assembly shown;

[0050] Fig.15 for Figure 1 A three-dimensional schematic diagram of the Y-axis moving component shown;

[0051] Fig.16 for Figure 1 A three-dimensional schematic diagram of the angle-rotating assembly shown;

[0052] Fig.17 for Fig.16 A half-section schematic diagram of the suction solid block shown;

[0053] Fig.18 for Fig.16 A three-dimensional schematic diagram of the motor base shown;

[0054] Frame 00, unloading module 01, pneumatic shaft 011, unloading and collecting frame 012, first servo motor 013, external cantilever beam 014, collecting module 02, transfer table 03, pasting plate 030, main frame 031, vacuum suction plate 032, optical fiber detection part 033, guide plate 034, optical fiber support 035, adjustment and installation plate 036, optical fiber sensor 037, loading plate 038;

[0055] Conveyor 04, retaining frame 1, side wall plate 11, adjustment groove 111, first threaded hole 112, first positioning groove 113, motor groove 114, arc groove 115, upper top plate 12, lower bottom plate 13, second protective cover 14, active roller 2, passive roller 3, lifting component 4, lifting cylinder 41, lifting frame 42, floating plate 421, support column 422, adapter 423, first retaining spring 424, guide sleeve 43, guide shaft 44, drive component 5, drive motor 51, motor pulley 52, active pulley 53, transmission Belt 54, longitudinal limiting portion 6, longitudinal axis 61, silicone ring 62, tensioning assembly 7, adjusting plate 70, first oblong hole 701, reinforcing column 702, positioning cavity 703, tensioning wheel 71, tensioning shaft 72, rolling bearing 73, second retaining spring 74, material guide portion 8, arc bent plate 81, arc flat plate 82, flap 83, reinforcing flat plate 84, pressing portion 9, pressing roller 91, pressing shaft 92, clamping block 93, pin 94, fixing hole 941, cylindrical opening 942, positioning surface 943, pressing plate 95;

[0056] Four-axis manipulator 05, X-axis moving assembly 051, Z-axis moving assembly 052; Y-axis moving assembly 06, second servo motor 060, base plate 061, screw shaft 062, nut block 063, slider 064, slide rail 065, sealing cover 066, first sensor sheet 067, position sensor 068,

[0057] Angle rotation component 07, suction block 071, suction hole 0711, air inlet 0712, transverse branch 0713, base 072, rotating shaft 073, third servo motor 078, seat bearing 077, motor seat 076, horizontal plate 0761, vertical plate 0762, lower end plate 0763, second positioning groove 0764, sleeve 079, positioning block 0766, pressing component 074, floating pressure roller 0741, clamping cylinder 0742, connecting seat 0743, Y-shaped support 0744, second sensor sheet 075, proximity sensor 070, positioning seat 0701, sensor 0702, connecting plate 0765, ear seat 0745, floating joint 0746, CCD detection component 08, stripping machine 09, DETAILED DESCRIPTION

[0058] The present invention will be further described in detail below with reference to the accompanying drawings. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the accompanying drawings, and the words "inner" and "outer" refer to directions toward or away from the geometric center of a specific component, respectively.

[0059] Figures 1 to 18 A handset screen pasting machine according to an embodiment of the present invention is schematically shown. As shown in the figure, the device includes a frame 00, a material discharge module 01 is installed on the left end of the frame 00, and a material receiving module 02 is installed on the right end, a transfer table 03 is installed on the front end of the frame 00, a stripping machine 09 is installed on the left side of the rear end of the frame 00, and a four-axis manipulator 05 is installed on the right side, the transfer table 03 is located between the material discharge module 01 and the material receiving module 02, and a press machine 04 is symmetrically placed at both ends of the transfer table 03, and the four-axis manipulator 05 reciprocates above the stripping machine 09 and the pasting plate 030.

[0060] The four-axis manipulator 05 includes a Y-axis moving component 06, which is longitudinally fixed on the frame 00, an X-axis moving component 051 is transversely connected to the moving plate of the Y-axis moving component 06, a Z-axis moving component 052 is longitudinally connected to the moving plate of the X-axis moving component 051, an angle rotation component 07 is connected side by side to the inner side of the moving plate of the Z-axis moving component 052, a CCD detection component 08 is connected to one side of the angle rotation component 07, and the CCD detection component 08 detects the position information of the earpiece screen on the stripping machine 09, and detects the position information of the main material belt above the mounting plate 030.

[0061] The transfer table 03 includes two vacuum suction plates 032, and a material attaching plate 030 is arranged between the two vacuum suction plates 032.

[0062] The angle rotation component 07 includes a rotating shaft 073, a suction block 071 and a pressing component 074 are installed at the lower end of the rotating shaft 073, a second sensing piece 075 is fixed on the rotating shaft 073, a proximity sensor 070 for origin detection is provided to the right of the center line of the rotating shaft 073, and a proximity sensor 070 for extreme position detection is provided in front and behind the center line of the rotating shaft 073 respectively. At the stripping machine 09, the pressing component 074 fixes the carrier tape, and the suction block 071 peels the earpiece screen from the carrier tape. At the pasting plate 030, the suction block 071 transfers the earpiece screen to the main material tape.

[0063] The device realizes placing the earpiece screen material on the material belt, rolling it into a press-driven conveyor, and the four-axis robot 05 automatically picks up the material and bonds it to the intermediate product on the transfer table 03, completing the automatic mounting of mechanical bonding, and its beneficial effects are: first, the continuous rolling and pressing bonding is faster and more efficient than the original manual single-piece feeding; second, the material belt conveyor adopts the unwinding module 01 and the receiving module 02 to continuously release and rewind, and the pressing machine 04 continuously provides the power of linear motion, and the carrier belt movement accuracy is high; third, when transferring, a fixed carrier belt is used, the carrier belt position does not move, and the mounting accuracy is high; fourth, a pressing component 074 is provided to prevent the earpiece screen from moving when taking the material, which can effectively improve The position of the material sheet can be controlled; fifthly, a proximity sensor 070 and a second sensing sheet 075 are provided, which can effectively control the angle of the rotating shaft 073, facilitate the effective return of the rotating shaft 073, and do not exceed the limit rotation position, effectively control the accuracy of the suction block 071, and obtain higher material moving accuracy. At the same time, the structure is simple and convenient for installation and debugging; fifthly, the proximity sensor 070 and the second sensing sheet 075 have higher measurement accuracy. The second sensing sheet 075 with a fan-shaped structure can effectively contact each proximity sensor 070, and the arc length corresponding to the same angle, and the size of the fan-shaped structure greatly enlarges the size of the rotating shaft 073, so that each of the proximity sensors 070 can accurately collect data.

[0064] Preferably, the transfer table 03 includes a main frame 031, on which a loading plate 038 is provided, on which a plurality of first through holes are provided, a second through hole is provided between two first through holes, a vacuum suction plate 032 is installed in the first through hole, and a material attaching plate 030 is installed in the second through hole.

[0065] A fiber optic detection unit 033 is provided on one side of the front vacuum suction plate 032, and a pair of guide plates 034 are symmetrically provided on the vacuum suction plate 032.

[0066] The vacuum suction plate 032 is evenly and densely distributed with suction holes in a rectangular array. A sealing plate is also provided at the lower end of the first through hole. An air joint connected to the vacuum pumping circuit is installed on the sealing plate. The suction holes are connected to the first through hole.

[0067] The mounting plate 030 is made of a transparent acrylic plate. The beneficial effect is that the vacuum fixing plate 032 has high fixing force and good position fixing.

[0068] The optical fiber detection part 033 includes two optical fiber supports 035 and an adjustment mounting plate 036. Two transverse oblong holes are provided at the lower end of the optical fiber support 035. The screw parts fix the optical fiber support 035 on both sides of the mounting plate 030 through the transverse oblong holes. The adjustment mounting plate 036 is provided with a longitudinal oblong hole, and a plurality of optical fiber sensors 037 are installed on the longitudinal oblong hole.

[0069] Preferably, the unloading module 01 includes an inflatable shaft 011, which is rotatably connected to the unloading and receiving rack 012 through a seat bearing, and the rear end of the unloading and receiving rack 012 is connected to a first servo motor 013, and the first servo motor 013 and the inflatable shaft 011 are connected through a coupling, and the unloading and receiving rack 012 is connected to the left side of the frame 00 through an outer cantilever beam 014 of an aluminum profile.

[0070] The unloading module 01 and the receiving module 02 have the same structure, and the outer cantilever beam 014 of the unloading module 01 is connected to the right side of the frame 00. The beneficial effect is that the unloading module 01 is gentle in unloading and receiving materials with high precision.

[0071] Preferably, the press conveyor 04 includes a retaining frame 1, a lifting assembly 4 and a driving assembly 5.

[0072] The holder 1 includes two vertically arranged side wall panels 11, the upper ends of the two side wall panels 11 are connected to the two ends of the upper top panel 12 and the lower ends of the two side wall panels 11 are connected to the two ends of the lower bottom panel 13, thereby forming a rectangular frame. An adjustment groove 111 is provided in the middle of the upper end of the side wall panel 11.

[0073] Both ends of the active roller 2 are rotatably connected to the side wall plate 11 through bearings.

[0074] Both ends of the passive roller 3 are fixed to the inner side of the lifting frame 42.

[0075] The lifting assembly 4 includes a lifting cylinder 41, which is fixed in the middle of the upper top plate 12 and has a telescopic end that passes through the upper top plate 12 and is connected to a floating plate 421 of a lifting frame 42. The lifting frame 42 is located in the cavity in the retaining frame 1. A guide sleeve 43 is installed on the outer side of both ends of the lifting frame 42. A guide shaft 44 is fitted on the guide sleeve 43. The lower end of the guide shaft 44 is vertically connected to the lower groove wall of the adjustment groove 111, and the upper surface of the guide shaft 44 is vertically connected to the middle of one end of the upper top plate 12.

[0076] The driving assembly 5 includes a driving motor 51, which is vertically fixed to a motor slot 114 on the inner side of a side wall plate 11. The extended end of the driving motor 51 passes through the side wall plate 11 to connect to the motor pulley 52, and the same end of the active roller 2 passes through the side wall plate 11 to connect to the active pulley 53. The motor pulley 52 and the active pulley 53 are connected by a transmission belt 54. The device realizes the placement of the receiver screen sheet on the material belt and the rolling and pressing and conveying. Its beneficial effects are: first, the rolling and pressing continuous material loading and laminating is fast and has high production efficiency compared with the original manual single-piece loading; second, the floating passive roller 3 is adopted, the friction force of the carrier belt movement is controllable, the product is protected, and a good conveying force can be guaranteed at the same time; third, the whole process does not require human participation, there is no human factor error, the loading and laminating accuracy is improved, and there are fewer safety accidents; fourth, the lifting frame 42 adopts the cooperation of the guide sleeve 43 and the guide shaft 44, the up and down movement accuracy is high, there is no left and right deviation phenomenon, and the linear movement accuracy of the carrier belt can be effectively obtained.

[0077] The driving motor 51 is a servo motor or a stepping motor, the transmission belt 54 is a synchronous belt, and the motor pulley 52 and the driving pulley 53 are synchronous pulleys. The beneficial effect is that the servo motor is combined with the synchronous belt transmission, the transmission accuracy is high, and the jumping phenomenon can be effectively prevented, so that the transmission continuity is high.

[0078] Preferably, the pressure conveyor 04 also includes a tensioning assembly 7, the tensioning assembly 7 includes a tensioning wheel 71, the tensioning wheel 71 is in contact with the outer surface of the compression transmission belt 54, the tensioning wheel 71 is rotatably connected to the front end of the tensioning shaft 72, the rear end of the tensioning shaft 72 is vertically connected to one end of the adjustment plate 70, and the other end of the adjustment plate 70 is laterally adjustable and connected to the outside of the right end side wall panel 11. The beneficial effect is that the tensioning assembly 7 makes the rotation of the active roller 2 more stable and reliable, and the carrier belt movement accuracy is high.

[0079] The tensioning wheel 71 is two rolling bearings 73 arranged side by side or a rubber-coated wheel with rolling bearings 73 installed inside. The inner side of the rolling bearing 73 is in contact with the shoulder of the tensioning shaft 72, and the outer side of the rolling bearing 73 is fixed by a second retaining spring 74.

[0080] A first oblong hole 701 is provided at the other end of the adjustment plate 70, and a plurality of first threaded holes 112 are equidistantly arranged on the side wall plate 11 in a transverse direction. The threaded member passes through the first oblong hole 701 and is screwed into the first threaded hole 112 to connect the adjustment plate 70 to the side wall plate 11 in a transversely adjustable manner, thereby realizing the transverse movement of the tensioning wheel 71 to tighten the transmission belt 54;

[0081] A first positioning groove 113 of a rectangular structure is formed in the middle of the outer side surface of the side wall plate 11. The height of the first positioning groove 113 is the same as the width of the adjustment plate 70. The first threaded holes 112 are equidistantly arranged in the middle of the first positioning groove 113.

[0082] The first oblong hole 701 is an oblong stepped through hole. The beneficial effect is that the arrangement enables the adjustment plate 70 to have a long adjustment distance, and at the same time be firmly fixed, and the stepless adjustment is combined with the variable distance adjustment, and the flexibility is high.

[0083] Preferably, a threaded blind hole is formed in the center of the rear end face of the tensioning shaft 72, one end of the adjustment plate 70 protrudes outward to form a reinforcement column 702, a positioning cavity 703 is formed in the reinforcement column 702, a stepped through hole is formed in the center of the inner wall of the positioning cavity 703, the upper step hole of the stepped through hole is located on the rear side, the rear end of the tensioning shaft 72 enters the positioning cavity 703, the screw passes through the stepped through hole and is screwed into the threaded blind hole to fix the tensioning shaft 72 on the adjustment plate 70.

[0084] Preferably, a support column 422 is connected to each of the four ends of the floating plate 421, and the lower ends of the support columns 422 are connected to the two ends of the adapter 423; the center hole on the inner side of the adapter 423 fixes the passive roller 3, and the center hole on the outer end of the adapter 423 fixes a guide sleeve 43.

[0085] The adjusting groove 111 is a rectangular groove, the outer end of the adapter seat 423 is processed into a semi-elliptical portion, and the guide sleeve 43 is fixed to the through hole of the semi-elliptical portion by the first clamping spring 424. The beneficial effect is that the adjusting groove 111 makes the installation precision high.

[0086] Preferably, a longitudinal limiting portion 6 is also provided at the front end of the active roller 2, and the longitudinal limiting portion 6 includes a longitudinal axis 61, both ends of the longitudinal axis 61 are connected to the side wall panel 11, and two silicone rings 62 are installed on the longitudinal axis 61, and the distance between the two silicone rings 62 is the same as the width of the material belt; its beneficial effect is: the longitudinal limiting portion 6 further improves the straight line of movement of the carrier belt and prevents longitudinal deviation.

[0087] A material guide portion 8 is also provided at the front end or rear end of the retaining frame 1, and the material guide portion 8 includes a circular arc bent plate 81 with a 90° structure. The two ends of the circular arc bent plate 81 are respectively connected by circular arc flat plates 82. The inner ends of the circular arc flat plates 82 extend vertically outward to form flaps 83. The flaps 83 are threadedly connected to the side end surfaces of the two side wall plates 11. The front ends of the two circular arc flat plates 82 and the front ends of the circular arc bent plates 81 are connected by reinforcing plates 84. The beneficial effect is that the material guide portion 8 set up can make the carrier belt move flexibly and change direction without stress load, thereby preventing the belt from being interrupted.

[0088] The clamping part 9 includes a clamping roller 91, which is rotatably connected to a clamping shaft 92 through a bearing, and the two ends of the clamping shaft 92 are respectively connected to the front end of a clamping block 93, and the rear end of the clamping block 93 is connected to the side wall plate 11 through a pin 94. The clamping roller 91 is located on the arc bent plate 81. The beneficial effect is that this arrangement ensures that the material belt movement jump is smaller.

[0089] Preferably, the screw member fixes the pin shaft 94 to the rear end of the clamp block 93 through the pressure plate 95; the fixing hole 941 is processed on the outer side of the front end of the pin shaft 94, and the outer end of the fixing hole 941 is connected to a cylindrical opening 942 with a large diameter. The outer side surfaces of the fixing hole 941 and the cylindrical opening 942 are processed into positioning surfaces 943. The surfaces of both sides of the side wall plate 11 are evenly spaced with a plurality of arc grooves 115, and the center of the arc groove 115 forms a radial threaded hole. The front end of the pin shaft 94 is placed in the arc groove 115, and the screw member enters the fixing hole 941 from the cylindrical opening 942 and is screwed into the radial threaded hole to fix the pin shaft 94 on the side wall plate 11. The beneficial effect is that the arrangement makes the clamping part 9 easy to install and has a simple structure.

[0090] Preferably, a first protective cover is disposed outside the left adjustment slot 111, and a second protective cover 14 is disposed outside the drive assembly 5 of the right adjustment slot 111. The beneficial effect is that the protective cover can effectively protect the precision parts.

[0091] Preferably, the Y-axis moving assembly 06 includes a base plate 061, on which a rotatable screw shaft 062 is mounted through a bearing seat, a nut block 063 is fixed to the screw shaft 062, a moving plate is connected to the nut block 063, and a sealing cover 066 is provided above the screw shaft 062 and the nut block 063.

[0092] A first sensing sheet 067 is also installed on the other side of the moving plate, and position sensors 068 corresponding to the first sensing sheet 067 are respectively installed on the substrate 061.

[0093] The end of the screw shaft 062 is connected to a second servo motor 060 through a coupling or a synchronous belt transmission system.

[0094] The structures of the X-axis moving assembly 051, the Z-axis moving assembly 052 and the Y-axis moving assembly 06 are the same. The beneficial effects are: the linear motion mechanism of the arrangement adopts the screw-nut pair, has high moving precision and high straightness, and adopts the sealing cover 026, which can effectively protect the precision parts, and at the same time, the induction sheet 027 and the position sensor 028 can greatly improve the moving precision and control the moving limit position.

[0095] In the Y-axis moving component 06, the end of the screw shaft 062 is connected to a second servo motor 060 through a synchronous belt transmission system, and a drag chain component is also installed on the base plate 061.

[0096] In the X-axis moving assembly 051 and the Z-axis moving assembly 052, the end of the screw shaft 062 is connected to a second servo motor 060 through a coupling.

[0097] In the X-axis moving assembly 051, the base plate 061 is fixed on the vertical plate of the reinforcing side frame, and the horizontal plate of the reinforcing side frame is connected to the moving plate of the Y-axis moving assembly 06. The reinforcing side frame is also equipped with a drag chain assembly.

[0098] In the Z-axis moving assembly 052 , the base plate 061 is connected to the moving plate of the X-axis moving assembly 051 .

[0099] Preferably, the angle rotation component 07 further includes a base 072 and a motor base 076, the suction block 071 is connected to the lower surface of the base 072, the pressing component 074 is located on one side of the base 072, and the lower end of the rotating shaft 073 is fixed to the center of the base 072.

[0100] The motor seat 076 is formed by the rear side of the horizontal plate 0761 being threadedly connected to the upper end of the front side of the vertical plate 0762.

[0101] The rotating shaft 073 is connected to the vertical plate 0762 through the seat bearing 077. The upper end of the rotating shaft 073 is connected to the third servo motor 078 through a coupling. The third servo motor 078 is connected to the horizontal plate 0761.

[0102] The inner arc surface of the second sensing plate 075 is connected to a shaft sleeve 079 , and the shaft sleeve 079 and the rotating shaft 073 are connected by pins.

[0103] Preferably, the rear end of the horizontal plate 0761 is vertically downwardly extended to form a lower end plate 0763, and the front side surface of the upper end of the vertical plate 0762 forms a rectangular second positioning groove 0764, the second positioning groove 0764 and the lower end plate 0763 have the same profile, the lower end plate 0763 fits in the second positioning groove 0764, and the lower end plate 0763 is threadedly connected in the second positioning groove 0764;

[0104] The seat bearing 077 is a double-bearing keyway positioning type. The seat bearing 077 includes a bearing shell. Two bearings are key-connected and installed in the bearing shell. The two bearings are transitionally connected to the rotating shaft 073. The beneficial effect is that the selected seat bearing 077 has good support and can make the rotating shaft 073 have good straightness.

[0105] The upper end of the rotating shaft 073 is also processed with a threaded section, which is connected with a reinforcing round nut. The lower surface of the round nut fits the upper surface of the rolling bearing of the bearing seat. The beneficial effect is that this arrangement can make the bearing seat 077 have good axial fixity.

[0106] The lower end of the vertical plate 0762 is threadedly connected to a positioning block 0766, and the positioning block 0766 is processed with a smooth surface, a boss is arranged in the middle of the smooth surface, and the smooth surface is threadedly connected to the connecting surface of the bearing shell, and the boss corresponds to the groove of the bearing shell. The beneficial effect is that this arrangement makes the installation accuracy of the seat bearing 077 higher.

[0107] Preferably, the second positioning groove 0764 forms a first threaded hole, and two first stepped through holes are symmetrically formed on the lower end plate 0763. The threaded member passes through the first stepped through hole and is screwed into the first threaded hole to connect the horizontal plate 0761 to the upper end of the vertical plate 0762. The beneficial effect is: setting the first stepped through hole can reduce the thickness of the overall structure, and at the same time the threaded member is hidden, thereby reducing interference between parts and increasing the design freedom of other parts.

[0108] The second positioning groove 0764 is provided with an adjustment threaded hole in the middle, and the adjustment screw is screwed into the adjustment threaded hole and the front end is in contact with the rear end surface of the horizontal plate 0761, and an adjustment nut is screwed on the rear end of the adjustment screw. The beneficial effect is that the adjustment threaded hole can obtain higher vertical accuracy, and the adjustment is convenient and error-free.

[0109] Preferably, a plurality of second stepped through holes are provided on both sides of the vertical plate 0762, and a motor circular groove is provided on the horizontal plate 0761. The motor circular groove has the same profile as the installation circumferential surface of the reducer at the lower end of the third servo motor 078. A motor shaft hole is provided at the center of the motor circular groove, and four third stepped through holes are arranged at the center of the circle around the motor circular groove. The installation end of the third servo motor 078 enters the motor circular groove, and the extended shaft of the third servo motor 078 passes through the motor shaft hole to connect the upper end of the coupling. The screw member passes through the third stepped through hole and is screwed into the installation hole of the third servo motor 078, thereby fixing the third servo motor 078 to the upper end of the motor seat 076. Its beneficial effect is that this setting improves the installation accuracy of the third servo motor 078, prevents vibration, and improves the installation accuracy.

[0110] Preferably, the proximity sensor 070 includes a positioning seat 0701, a sensor 0702 with a rectangular opening is formed in the middle of the front end of the positioning seat 0701, and the second sensing piece 075 moves in the opening of the sensor 0702. The beneficial effect is that the selected proximity sensor 070 can effectively sense the rotation information of the piece.

[0111] The right positioning seat 0701 is threadedly connected to the vertical plate 0762. One end of the connecting plate 0765 is connected to the threaded blind holes on both sides of the vertical plate 0762 through a threaded member. The other end of the connecting plate 0765 is a first oblong hole. The threaded member passes through the first oblong hole to fix the front and rear positioning seats 0701 to the other end of the connecting plate 0765.

[0112] Preferably, the pressing assembly 074 includes a floating pressing roller 0741, a clamping cylinder 0742, and a Y-shaped support 0744. The floating pressing roller 0741 is connected to the ear plate of the Y-shaped support 0744, and the telescopic end of the clamping cylinder 0742 is connected in the middle of the upper plate of the Y-shaped support 0744. The beneficial effects are: the arrangement has a simple structure, and the Y-shaped support 0744 can make the floating pressing roller 0741 have better straightness and better verticality relative to the plane, preventing the floating pressing roller 0741 from tilting up and down, thereby achieving a better pressing effect.

[0113] The clamping cylinder 0742 is a guide rod cylinder, and a slide rail and slider guide part is provided on one side of the clamping cylinder 0742. A connecting seat 0743 is installed on the other surface of the clamping cylinder 0742. The connecting seat 0743 is threadedly connected to the center of the rotating shaft 073 or the upper surface of the base 072. The beneficial effect is that the selected clamping cylinder 0742 has high up and down movement accuracy.

[0114] The outer surface of the floating pressure roller 0741 is coated with a buffer rubber layer; the beneficial effect is that the compression of the floating pressure roller 0741 is flexible, which can effectively protect the surface of the receiver screen without indentation.

[0115] The other side of the base 072 is provided with an ear seat 0745, and the central hole of the middle protrusion of the ear seat 0745 is provided with a floating joint 0746, one end of the floating joint 0746 is connected to the air circuit and the other end is connected to the quick joint and the pressing cylinder 0742 of the pressing assembly 074. The beneficial effect is that the arrangement is suitable for pneumatic connectors that move up and down, and prevents the air pipe from being pulled up or damaged.

[0116] Preferably, a plurality of vertically arranged adsorption holes 0711 are evenly arranged on the lower surface of the adsorption block 071. In the same cross section, the adsorption block 071 is provided with an air inlet 0712 in the longitudinal direction and a plurality of transverse branches 0713 in the transverse direction. The lower end of each transverse branch 0713 is connected to a row of adsorption holes 0711 and is connected to the air inlet 0712 in the longitudinal direction.

[0117] Each cross branch 0713 is sealed at both ends by plugs.

[0118] One end of each air inlet 0712 is connected to a quick connector and the other end is sealed by a plug. The beneficial effect is that the suction block 071 has uniform suction force, and the force applied at each place is simultaneous, which prevents the phenomenon that one end is lifted and the other end is suspended in the air, so that the adsorption is firm and the position accuracy is high.

[0119] The above are only some embodiments of the present invention. For those skilled in the art, several modifications and improvements can be made without departing from the creative concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A receiver screen pasting machine, characterized in that: The machine comprises a frame (00), wherein a material discharge module (01) is installed at the left end of the frame (00) and a material receiving module (02) is installed at the right end, a transfer platform (03) is installed at the front end of the frame (00), a stripping machine (09) is installed at the left side of the rear end of the frame (00) and a four-axis manipulator (05) is installed at the right side, the transfer platform (03) is located between the material discharge module (01) and the material receiving module (02), a pressing machine (04) is symmetrically placed at both ends of the transfer platform (03), and the four-axis manipulator (05) reciprocates above the stripping machine (09) and the mounting plate (030). The four-axis manipulator (05) includes a Y-axis moving component (06), the Y-axis moving component (06) is longitudinally fixed on the frame (00), the X-axis moving component (051) is transversely connected to the moving plate of the Y-axis moving component (06), the Z-axis moving component (052) is longitudinally connected to the moving plate of the X-axis moving component (051), the angle rotation component (07) is connected side by side to the inner side of the moving plate of the Z-axis moving component (052), the CCD detection component (08) is connected to one side of the angle rotation component (07), the CCD detection component (08) detects the position information of the earpiece screen on the stripping machine (09), and detects the position information of the main material belt above the mounting plate (030). The transfer platform (03) comprises two vacuum suction plates (032), and a material attachment plate (030) is arranged between the two vacuum suction plates (032). The angle rotation component (07) comprises a rotating shaft (073), a suction block (071) and a pressing component (074) are installed at the lower end of the rotating shaft (073), a second sensing sheet (075) is fixed on the rotating shaft (073), a proximity sensor (070) for origin detection is provided to the right of the center line of the rotating shaft (073), and a proximity sensor (070) for limit position detection is provided in front and behind the center line of the rotating shaft (073), respectively. At the stripping machine (09), the pressing component (074) fixes the carrier tape, the suction block (071) peels the earpiece screen from the carrier tape, and at the pasting plate (030), the suction block (071) transfers the earpiece screen to the main material tape; The transfer platform (03) comprises a main frame (031), a carrier plate (038) is provided on the main frame (031), a plurality of first through holes are provided on the carrier plate (038), a second through hole is provided between two of the first through holes, the vacuum suction plate (032) is installed in the first through hole, and the bonding plate (030) is installed in the second through hole. A fiber optic detection unit (033) is provided on one side of the front end vacuum suction plate (032), and a pair of material guide plates (034) are symmetrically provided on the vacuum suction plate (032). The bonding plate (030) is made of a transparent acrylic plate; The material discharging module (01) comprises an inflatable shaft (011), the inflatable shaft (011) is rotatably connected to a material storage rack (012) via a seat bearing, the rear end of the material storage rack (012) is connected to a first servo motor (013), the first servo motor (013) and the inflatable shaft (011) are connected via a coupling, and the material storage rack (012) is connected to the left side of the frame (00) via an external cantilever beam (014) of an aluminum profile. The material receiving module (02) and the material discharging module (01) have the same structure, and the outer cantilever beam (014) of the material receiving module (02) is connected to the right side of the frame (00).

2. The receiver screen pasting machine according to claim 1, characterized in that: The press conveyor (04) comprises a retaining frame (1), a lifting assembly (4) and a driving assembly (5). The retaining frame (1) comprises two vertically arranged side wall panels (11), the upper ends of the two side wall panels (11) being connected to the two ends of the upper top panel (12) and the lower ends of the two side wall panels (11) being connected to the two ends of the lower bottom panel (13), thereby forming a rectangular frame, and an adjustment groove (111) is provided in the middle of the upper end of the side wall panel (11). Both ends of the active roller (2) are rotatably connected to the side wall plate (11) via bearings. The two ends of the passive roller (3) are respectively fixed to the inner side of the lifting frame (42). The lifting assembly (4) comprises a lifting cylinder (41), the lifting cylinder (41) being fixed in the middle of the upper top plate (12) and having a telescopic end passing through the upper top plate (12) to connect to a floating plate (421) of the lifting frame (42), the lifting frame (42) being located in a cavity in the retaining frame (1), a guide sleeve (43) being respectively installed on the outer sides of both ends of the lifting frame (42), a guide shaft (44) being inserted into the guide sleeve (43) to cooperate with the guide sleeve, The driving assembly (5) comprises a driving motor (51), wherein the driving motor (51) is vertically fixed to a motor slot (114) on the inner side of one of the side wall panels (11), an extended end of the driving motor (51) passes through the side wall panel (11) to be connected to a motor pulley (52), and the same end of the active roller (2) passes through the side wall panel (11) to be connected to a driving pulley (53), and the motor pulley (52) and the driving pulley (53) are connected via a transmission belt (54).

3. The receiver screen pasting machine according to claim 2, characterized in that: The pressure conveyor (04) further comprises a tensioning assembly (7), wherein the tensioning assembly (7) comprises a tensioning wheel (71), wherein the tensioning wheel (71) is fitted to press the outer surface of the transmission belt (54), wherein the tensioning wheel (71) is rotatably connected to the front end of a tensioning shaft (72), wherein the rear end of the tensioning shaft (72) is vertically connected to one end of an adjustment plate (70), and the other end of the adjustment plate (70) is laterally adjustable and connected to the outside of the side wall plate (11) at the right end. The tension wheel (71) is a rubber-coated wheel with two rolling bearings (73) arranged side by side or a rolling bearing (73) installed inside. A first oblong hole (701) is provided at the other end of the adjustment plate (70), a plurality of first threaded holes (112) are arranged equidistantly in the transverse direction on the side wall plate (11), a first positioning groove (113) of a rectangular structure is formed in the middle of the outer side surface of the side wall plate (11), and the first threaded holes (112) are arranged equidistantly in the middle of the first positioning groove (113).

4. The receiver screen pasting machine according to claim 2, characterized in that: The front end of the active roller (2) is also provided with a longitudinal limiting portion (6), the longitudinal limiting portion (6) comprising a longitudinal axis (61), the two ends of the longitudinal axis (61) being connected to the inside of the side wall plate (11), and two silicone rings (62) being installed on the longitudinal axis (61). The front end or rear end of the retaining frame (1) is further provided with a material guide portion (8), the material guide portion (8) comprising a circular arc bent plate (81) with a 90° structure, the two ends of the circular arc bent plate (81) being connected via circular arc flat plates (82), the inner end of the circular arc flat plate (82) extending vertically outward to form a flap (83), the flap (83) being threadedly connected to the side end surfaces of the two side wall plates (11), the front ends of the two circular arc flat plates (82) and the front end of the circular arc bent plate (81) being connected via a reinforcing plate (84); The clamping portion (9) comprises a clamping roller (91), the clamping roller (91) being rotatably connected to a clamping shaft (92) via a bearing, the two ends of the clamping shaft (92) being respectively connected to the front end of a clamping block (93), the rear end of the clamping block (93) being connected to the side wall plate (11) via a pin shaft (94), and the clamping roller (91) being located on the circular arc bent plate (81).

5. The receiver screen pasting machine according to claim 1, characterized in that: The Y-axis moving assembly (06) comprises a base plate (061), a screw shaft (062) being rotatably mounted on the base plate (061) via a bearing seat, a nut block (063) being fixed on the screw shaft (062), a moving plate being connected to the nut block (063), and a sealing cover (066) being provided above the screw shaft (062) and the nut block (063). A first sensing sheet (067) is also mounted on the other side of the movable plate, and position sensors (068) corresponding to the first sensing sheets (067) are respectively mounted on the substrate (061). The end of the screw shaft (062) is connected to a second servo motor (060) via a coupling or a synchronous belt transmission system. The X-axis moving component (051), the Z-axis moving component (052) and the Y-axis moving component (06) have the same structure.

6. The receiver screen pasting machine according to claim 1, characterized in that: The angle rotation component (07) further comprises a base (072) and a motor base (076), the suction block (071) is connected to the lower surface of the base (072), the pressing component (074) is located on one side of the base (072), and the lower end of the rotating shaft (073) is fixed to the center of the base (072). The motor seat (076) is formed by threading the rear side of the horizontal plate (0761) to the upper end of the front side of the vertical plate (0762). The rotating shaft (073) is connected to the vertical plate (0762) via a seat bearing (077); the upper end of the rotating shaft (073) is connected to a third servo motor (078) via a coupling; and the third servo motor (078) is connected to the horizontal plate (0761).

7. The receiver screen pasting machine according to claim 6, characterized in that: The rear end of the horizontal plate (0761) extends vertically downward to form a lower end plate (0763), the front side surface of the upper end of the vertical plate (0762) forms a rectangular second positioning groove (0764), and the lower end plate (0763) is threadedly connected in the second positioning groove (0764).

8. The receiver screen pasting machine according to claim 6, characterized in that: The pressing assembly (074) comprises a floating pressing roller (0741), a pressing cylinder (0742), and a Y-shaped support (0744); the floating pressing roller (0741) is connected to the ear plate of the Y-shaped support (0744); the middle of the upper plate of the Y-shaped support (0744) is connected to the telescopic end of the pressing cylinder (0742); The outer surface of the floating pressure roller (0741) is coated with a buffer rubber layer; An ear seat (0745) is installed on the other side of the base (072), and a floating joint (0746) is installed on the central hole of the middle protruding portion of the ear seat (0745).

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