CN112960397A - Loading attachment and have this loading attachment's automatic subsides installation - Google Patents

Abstract

The invention discloses a feeding device and an automatic placement machine with the feeding device, wherein the feeding device comprises a discharge tray, a receiving tray, a stripping table, a receiving table, stripping clamping jaws and a vacuum chuck, the stripping table is horizontally arranged, the receiving table and the stripping table are oppositely arranged, a material belt is loaded on the discharge tray, the starting end of the material belt is wound on the receiving tray after passing through the stripping table, the stripping clamping jaws are movably erected above the stripping table and the receiving table, the vacuum chuck is movably and rotatably erected above the receiving table, the receiving tray can drive the receiving tray to rotate by rotating, so that flexible parts on the material belt sequentially wind through the stripping table, the stripping clamping jaws can linearly move up and down and back and forth to clamp the flexible parts on the stripping table to the receiving table, the receiving table is provided with an anti-sticking ceramic table top, and the vacuum chuck absorbs and transfers the flexible parts on the anti-sticking ceramic table top. Whole loading attachment simple structure is compact, the material loading effect is good and high-efficient, effectively improves the subsides dress efficiency and the effect of the automatic placement machine that has loading attachment.

Description

Loading attachment and have this loading attachment's automatic subsides installation

Technical Field

The invention relates to electronic mounting equipment, in particular to a feeding device and an automatic mounting machine with the feeding device.

Background

With the rapid development of science and technology, electronic products such as mobile phones, tablet computers, vehicle-mounted computers and the like are continuously developed towards high-density integration and ultra-refinement, and the heat dissipation performance of the electronic products is also increasingly important, so that the requirements on mounting equipment for assembling and connecting a heat dissipation module of the electronic products and a circuit board are higher and higher. Wherein, with length, short adhesive tape and have the flexible piece subsides such as the gluey piece of certain thickness and adorn in heat dissipation module's different positions to in the assembling process that protects the circuit board, because heat dissipation module's shape is irregular, have certain curvature, be difficult for the laminating, and, the shape of adhesive tape is also irregular, still has certain elasticity, consequently the laminating is more difficult, and assembly error between two kinds of adhesive tapes and the heat dissipation module and the assembly error between each other of two kinds of adhesive tapes must strictly control at required numerical range class. At present, to above-mentioned adhesive tape and glue piece and thermal module's the counterpoint laminating and adopt manual work's mode more, directly peel off adhesive tape one by one from the material area, the gum of its bottom surface of rethread is laminated on thermal module, because the adhesive force of gum is great relatively, is difficult for peeling off, later still need make its firm laminating through pressing down, manual work is inefficient, pastes dress precision and fastness and can't effectively guarantee.

Therefore, a feeding device and an automatic mounter having the same, which have a simple and compact structure, high mounting accuracy and high efficiency, are needed to overcome the above problems.

Disclosure of Invention

The invention aims to provide a feeding device which is simple and compact in structure, high in mounting precision and high in efficiency.

Another object of the present invention is to provide an automatic mounter which is simple and compact in structure, high in mounting accuracy, and efficient.

In order to achieve the purpose, the invention discloses a feeding device, which comprises a material placing tray, a material receiving tray, a material peeling table, a material receiving table, a material peeling clamping jaw and a vacuum chuck, wherein the material placing tray and the material receiving tray are arranged on a rack at intervals up and down, the material peeling table is horizontally arranged between the material placing tray and the material receiving tray, the material receiving table and the material peeling table are oppositely arranged, the material peeling clamping jaw is movably erected above the material peeling table and the material receiving table, the vacuum chuck is movably and rotatably erected above the material receiving table, a plurality of flexible pieces are equidistantly adhered to a material belt, the material belt is coiled and loaded on the material placing tray, the starting end of the material belt is wound on the material receiving tray after passing through the material peeling table, the material receiving tray can drive the material placing tray to rotate, so that the pulled flexible pieces on the material peeling table sequentially wind through the material peeling table, the material stripping clamping jaw can linearly move up and down and linearly move back and forth relative to the material stripping table so as to clamp the flexible parts on the material stripping table one by one onto the material receiving table, the material receiving table is provided with an anti-sticking ceramic table top for receiving the flexible parts, and the vacuum chuck is used for transferring and feeding the flexible parts on the anti-sticking ceramic table top.

Preferably, the anti-sticking ceramic table top is provided with at least one groove, and at least one part of the flexible piece is positioned at the notch of the groove.

Preferably, the feeding device further comprises a heating element, wherein the heating element is arranged on each of the material receiving table and the anti-sticking ceramic table top and is used for heating back glue of the flexible parts on the material receiving table and the anti-sticking ceramic table top.

Preferably, the feeding device further comprises a shaping mechanism which is arranged on the rack and located between the material placing tray and the stripping table, wherein the shaping mechanism comprises a first pressing wheel, the first pressing wheel is rotatably abutted against the front side end of the stripping table and can float up and down relative to the stripping table, and the shaping mechanism is used for rolling and shaping the edge of the material belt which passes through the stripping table.

Preferably, the feeding device further comprises a shaping mechanism which is arranged on the rack and located between the material placing tray and the material stripping table, the shaping mechanism comprises a second pressing wheel and a guide wheel which are rotatably arranged on the rack, the guide wheel is arranged on the side of the material placing tray and flush with the material stripping table, the second pressing wheel can be arranged above the guide wheel in a floating manner, a penetrating gap for the material belt to pass through is formed between the second pressing wheel and the guide wheel, and the shaping mechanism is used for performing rolling shaping on the top side end of the flexible part wound on the material belt between the second pressing wheel and the guide wheel or/and the edge of the material belt.

Preferably, the feeding device further comprises a drawing mechanism arranged on the rack, the drawing mechanism comprises a driving wheel, a driven wheel and a driving motor, positioning holes are equidistantly formed in the edges of two side edges of the material belt, positioning protrusions for being sleeved with the positioning holes are evenly distributed in the circumferential direction of the two side ends of the driving wheel, the driving wheel and the driven wheel are arranged side by side, a penetrating gap for the material belt to penetrate through is formed between the driving wheel and the driven wheel, the driving wheel is connected with a rotating shaft of the material collecting disc through a synchronous belt, and the output end of the driving motor is connected with the driving wheel and used for driving the driving wheel to rotate so that the driven wheel and the material collecting disc rotate along with the driving wheel, the material belt is drawn, and the material belt stripped of the flexible part is wound on the material collecting disc.

Preferably, the feeding device of the present invention further comprises a suction cup transfer mechanism, wherein the suction cup transfer mechanism comprises a four-axis robot, a connecting plate connected to an output end of the four-axis robot, and a sliding plate slidably disposed on the connecting plate, the vacuum suction cup is detachably connected to the sliding plate, and the vacuum suction cup has a suction surface corresponding to the shape of the outer contour of the flexible member.

In order to achieve the purpose, the invention discloses an automatic placement machine which comprises a rack, a conveying device and a feeding device which are arranged on the rack side by side at a certain interval, a heating device arranged below the conveying device and a visual identification device arranged at the conveying device and the feeding device, wherein the conveying device is used for conveying workpieces loaded in a positioning jig, the heating device can do vertical linear motion relative to the conveying device and is used for abutting against the positioning jig from the bottom so as to heat and transfer the workpieces in the positioning jig, the feeding device is used for stripping a flexible piece from a material belt and attaching the flexible piece to the heated workpieces, the visual identification device is used for identifying and positioning the flexible piece and the workpieces, and the feeding device is as described above.

Preferably, the heating device and the material receiving platform of the feeding device are arranged in a straight line.

Preferably, the visual recognition device comprises a first top camera, a second top camera and a bottom camera, the first top camera is fixedly arranged above the material receiving table and used for recognizing and positioning the position coordinates of the flexible piece on the material receiving table, the second top camera is movably arranged above the conveying device and used for recognizing and positioning the position coordinates of the mounting area of the workpiece, and the bottom camera is arranged between the material receiving table and the conveying device and used for recognizing and positioning the position coordinates of the flexible piece transferred by the vacuum chuck from the bottom.

Compared with the prior art, in the feeding device, under the action of the traction force of the rotating material receiving of the material receiving disc driving the rotating material discharging of the material discharging disc, the flexible parts which are equidistantly arranged on the material belt sequentially pass through the material stripping table and are combined with the linear reciprocating motion of the material stripping clamping jaws between the material stripping table and the material receiving table, so that the flexible parts on the material stripping table are stripped one by relatively large clamping force through the material stripping clamping jaws and clamped onto the anti-sticking ceramic table surface of the material receiving table The feeding effect is good and efficient, so that the mounting efficiency and effect of the automatic mounting machine with the feeding device are effectively improved; in addition, in the automatic mounting machine, the heating device can move linearly up and down relative to the conveying device to heat the workpiece in the positioning jig, so that the feeding device can transfer the flexible piece to be attached to the heated workpiece while heating, the attaching efficiency is further improved, the attaching is firmer, and the visual recognition device can respectively recognize and position the mounting positions of the flexible piece and the workpiece, so that the position adjustment during mounting is facilitated, and the mounting precision is further improved.

Drawings

Fig. 1 is a schematic view of an angle structure of the automatic mounter according to the present invention.

Fig. 2 is a schematic view of another angle of the automatic placement machine of the present invention.

Fig. 3 is a schematic structural diagram of the conveying device of the present invention.

Fig. 4 is a side view of the loading device of the present invention.

Fig. 5 is a schematic view of an angle structure of the feeding device of the present invention.

Fig. 6 is a schematic structural view of the feeding device of the present invention at another angle.

Fig. 7 is a schematic structural diagram of the receiving platform of the present invention.

Fig. 8 is a schematic structural view of the driving wheel of the present invention.

Fig. 9 is a schematic structural view of the jaw transfer mechanism of the present invention.

Fig. 10 is a schematic structural view of the suction cup transfer mechanism of the present invention.

Fig. 11 is a schematic structural view of a part of components of the suction cup transfer mechanism of the present invention.

Fig. 12 is a schematic structural diagram of a bottom camera according to the present invention.

Detailed Description

In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.

Referring to fig. 1 to 12, the present invention discloses an automatic placement machine 100 for placing a flexible member 300 on a workpiece 200 (see fig. 2) by a back adhesive 301 (see fig. 9) disposed at the bottom thereof to achieve a primary placement. In the present application, the workpiece 200 is a heat dissipation module for heat dissipation protection of a circuit board in a vehicle-mounted computer, and the overall shape of the heat dissipation module is approximately bat-shaped, and includes a heat dissipation portion 202 having two side wings and a positioning portion 201 located at the center of the heat dissipation portion 202, and the two side wings are provided with heat dissipation fins. Specifically, the two side wings of the heat dissipation portion 202 are symmetrically arranged and have a certain curvature, the heat dissipation portion 202 is substantially shaped like a Chinese character 'ji', and the positioning portion 201 is rectangular. The flexible member 300 is at least one of a rubber strip and a rubber block. Wherein, the back glue 301 is a thermal sensitive glue, so that the bonding effect is better. The flexible pieces 300 attached to the edges of the two long sides and the two short sides of the positioning portion 201 are strip-column-shaped adhesive tapes with different lengths, the top end faces of the strip-column-shaped adhesive tapes are irregular in shape and have a certain curvature, and the two long, the two short and four adhesive tapes can form a sizing frame for protecting the CPU in the circumferential direction of the positioning portion 201. The flexible member 300 for adhering to the opposite positions of the wings of the heat dissipating part 202 is a block of adhesive having a certain thickness. The machine can realize the automatic fitting of the flexible parts of the glue strip type and the glue block type, and has strong universality.

Referring to fig. 1 to 3, an automatic placement machine 100 according to a preferred embodiment of the present invention includes a frame 101, a conveyor 400 and a feeding device 500 arranged side by side on the frame 101 at a certain distance, a heating device 600 disposed below the conveyor 400, and a visual recognition device 700 disposed at the conveyor 400 and the feeding device 500, wherein the conveyor 400 is used for conveying workpieces 200 loaded in a positioning jig 401, the heating device 600 is capable of moving linearly up and down relative to the conveyor 400 and is used for abutting against the positioning jig 401 from the bottom to heat the workpieces 200 in the positioning jig 401, the feeding device 500 is used for peeling off the flexible members 300 equidistantly arranged on a tape 800 one by one from the tape 800 and transferring the exposed flexible member 300 of a back adhesive 301 to be attached to the heated workpiece 200, the visual recognition device 700 is used for recognizing and positioning the peeled flexible member 300 and the workpiece 200 to be attached, therefore, the flexible member 300 is adjusted in position to achieve accurate positioning and mounting.

The automatic mounter 100 of the present invention further includes a control system electrically connected to the transfer device 400, the loading device 500, the heating device 600, and the visual recognition device 700, for controlling the coordination between the devices. The control system is of conventional design, and its structure and control principle are well known in the art, so that it will not be described in detail here. In addition, in the preferred embodiment of the present invention, the automatic mounter 100 further includes a jig reflow apparatus 900, and the jig reflow apparatus 900 is disposed below the rack 101 in parallel and spaced apart from the conveyor 400 for recycling the positioning jig 401. Correspondingly, the lifting tables can be correspondingly arranged at the front end and the rear end of the conveying device 400 and used for recycling the positioning jig 401 in the machine, or the jig backflow device 900 can be butted with other equipment of a production line, so that the recycling of the positioning jig 401 in the whole production line is realized.

Referring to fig. 3, in the embodiment, specifically, the conveying device 400 further includes a mounting rack 402, two conveyor belts 403 disposed on two side plates 4021 of the mounting rack 402 in parallel and spaced apart, and a rotating motor 404 connected to the two conveyor belts 403, where the rotating motor 404 is used to drive the two conveyor belts 403 to rotate synchronously, so as to convey the positioning fixture 401 supported on the two conveyor belts. The transmission belt 403 is specifically an annular belt body, and is rotatably wound on the side plate 4021 through a driving wheel and a driven wheel, and the output end of the rotating motor 404 is connected with the driving wheel through a synchronous belt, so that the transmission belt 403 is driven to rotate on the driving wheel and the driven wheel by driving the driving wheel to rotate. Specifically, in order to achieve more accurate positioning, the conveying device 400 further includes a jacking member 405 disposed between the two side plates 4021 and located below the conveyor belt 403, and the jacking member 405, under the driving of a jacking mechanism 406 connected to the jacking member 405, can linearly move up and down relative to the conveyor belt 403, so that the positioning jig 401 conveyed on the conveyor belt 403 is blocked by the front side of the positioning jig 401, and the conveyor belt 403 stops conveying the positioning jig 401, so that the heating device 600 moves up to be close to the positioning jig 401 to heat the workpiece 200.

Referring to fig. 3, in the present embodiment, specifically, the heating device 600 is located at the output end of the conveying device 400, the heating device 600 includes a heating plate 601 and a heating driving mechanism 602 connected to the heating plate 601, the heating plate 601 is further connected to a heating member 603, a positioning protrusion 6011 is disposed at the upper end of the heating plate 601, the positioning protrusion 6011 corresponds to the through hole disposed on the positioning fixture 401, the heating driving mechanism 602 can drive the heating plate 601 to move linearly up and down, so that the heating plate 601 can move up to the positioning protrusion 6011 to pass through the through hole of the positioning fixture 401 to abut against the bottom surface of the workpiece 200 in the positioning fixture 401, so that continuous heating of the workpiece 200 is achieved by heat conduction from the heating plate 601 to the heating member 603, so that the gum 301 of the flexible member 300 is attached to the heated workpiece 200 with a certain temperature, and the subsequent attaching efficiency is effectively improved. The distribution of the positioning protrusions 6011 corresponds to the attachment position of the flexible member 300 to be attached to the workpiece 200.

Referring to fig. 1, 2 and 4 to 6, in a preferred embodiment of the present invention, a loading device 500 of the present invention includes a material tray 10, a material tray 20, a material peeling table 30, a material receiving table 40, material peeling claws 51 and vacuum suction cups 61 installed on a rack 101, wherein the material tray 10 and the material tray 20 are arranged on a mounting rack 1011 of the rack 101 at intervals up and down and arranged in front of each other along a conveying direction of a conveying device 400, the material peeling table 30 is horizontally arranged on the mounting rack 1011 between the material tray 10 and the material tray 20, the material receiving table 40 is arranged on the mounting rack 1011 opposite to the material peeling table 30, the material peeling claws 51 are movably erected above the material peeling table 30 and the material receiving table 40, the vacuum suction cups 61 are movably and rotatably erected above the material receiving table 40, a plurality of flexible members 300 are adhered on the material receiving table 800 at equal intervals, the material strip 800 carrying the flexible members 300 is coiled and loaded on the material tray 10, the starting end of the material belt 800 is wound on the material receiving tray 20 after passing through the stripping table 30. The material receiving tray 20 rotates to drive the material placing tray 10 to rotate, so that the flexible parts 300 on the pulled material belt 800 sequentially pass through the material peeling table 30, the material peeling clamping jaws 51 can linearly move up and down and linearly move back and forth relative to the material peeling table 30, the flexible parts 300 on the material peeling table 30 are clamped on the material receiving table 40 one by one with relatively large clamping force, the material receiving table 40 is provided with an anti-sticking ceramic table surface 41 for receiving the flexible parts 300, and the vacuum suction cups 61 are used for transferring and feeding the flexible parts 300 on the anti-sticking ceramic table surface 41, so that the flexible parts 300 are attached to the workpiece 200 in heating in an aligned mode.

Wherein, the space between the stripping table 30 and the anti-sticking ceramic table 41 is relatively small, thereby effectively preventing the flexible member 300 from directly sliding through the space between the two without being stripped. The side of the stripping table 30 opposite to the anti-sticking ceramic table 41 has a certain curvature or taper, so as to facilitate the stripping of the flexible element 300 on the carrier tape 800. In addition, the heating device 600 and the material receiving platform 40 of the feeding device 500 are arranged in a straight line, that is, the output end of the conveying device 400 and the material receiving platform 40 are arranged in a straight line, so that the moving stroke of the vacuum chuck 61 is effectively shortened, and the transferring and mounting efficiency is improved.

Referring to fig. 5 to 7, in a preferred embodiment of the present application, the feeding device 500 of the present invention further includes heating members 70, and the peeling table 30 and the anti-sticking ceramic table 41 are respectively provided with the heating members 70, so that the adhesive tape 301 wound around the receiving table 70 and the flexible member 300 mounted on the anti-sticking ceramic table 41 is heated by heat conduction of the corresponding heating members 70, thereby effectively improving subsequent sticking efficiency. Specifically, the heating member 70 is a heating pipe connected to an external heating device. Specifically, in order to monitor the temperature of the stripping table 30 and the anti-sticking ceramic table 41, the two are respectively connected with a temperature sensor 71 connected with the control system.

With reference to fig. 6 and 7, in a preferred embodiment of the present application, at least one groove 411 is formed on the anti-sticking ceramic platform 41, the groove 411 is formed by recessing the upper surface of the anti-sticking ceramic platform 41 toward the bottom surface thereof, and at least a portion of the flexible component 300 is located at the notch of the groove 411, so as to facilitate the capturing of the outer contour of the flexible component 300 by the visual recognition device 700, effectively improve the efficiency and accuracy of recognition and positioning, and further improve the mounting precision. It should be noted that, the arrangement of the groove 411 can also effectively reduce the contact area with the back adhesive 301 of the flexible member 300, which is convenient for the subsequent material taking of the vacuum chuck 61, and can also reduce the material consumption of the anti-sticking ceramic table 41, thereby effectively reducing the manufacturing cost. Specifically, a plurality of grooves 411 are arranged on the anti-sticking ceramic table 41 in parallel and at intervals, and are respectively arranged along the transverse width direction of the anti-sticking ceramic table 41, and the flexible member 300 is arranged along the longitudinal direction of the anti-sticking ceramic table 41, so as to straddle the ports of the plurality of grooves 411, thereby forming a plurality of data acquisition areas, and effectively improving the accuracy of identification and positioning.

Specifically, in the preferred embodiment of the present application, in order to further improve the adaptability of the feeding device 500, the height difference between the anti-sticking ceramic table 41 and the stripping table 30 is adjustable, so as to adapt to the transmission of the flexible members 300 with different thicknesses on the material tape 800. Specifically, connect material platform 40 still includes the height adjustment subassembly 42 that is connected with antiseized ceramic mesa 41, height adjustment subassembly 42 includes fixing base 421, connecting piece 422 and guide block 423, fixing base 421 and mounting bracket 1011 fixed connection, specifically be located the relative back of mounting bracket 1011, the relative back of mounting bracket 1011 is installed vertically to guide block 423, and be the looks butt with fixing base 421 or arrange apart, connecting piece 422 cunning is located on solid guide block 423, and the joint of the lower extreme liftable of connecting piece 422 is in fixing base 421, the upper end of connecting piece 422 is connected with antiseized ceramic mesa 41's side, thereby make antiseized ceramic mesa 41 be the horizontally in the front of mounting bracket 1011 and arrange. In actual use, the height difference between the anti-sticking ceramic table surface 41 and the stripping table 30 can be adjusted by moving the connecting piece 422 up and down and adjusting the relative position between the connecting piece 422 and the fixed seat 421 as required.

Referring to fig. 4, 5, 6 and 8, in a preferred embodiment of the present invention, the feeding device 500 further includes a pulling mechanism 80 disposed on the mounting rack 1011 of the rack 101, and the pulling mechanism 80 is used for synchronizing the rotational receiving of the receiving tray 20 and the rotational discharging of the discharging tray 10. The drawing mechanism 80 includes a driving wheel 81, a driven wheel 82 and a driving motor 83, positioning holes 801 are equidistantly formed in edges of two side edges of the material belt 800, positioning protrusions 811 for being sleeved with the positioning holes 801 of the material belt 800 are evenly distributed in the circumferential direction of two side ends of the driving wheel 81, the driving wheel 81 and the driven wheel 82 are arranged side by side, a penetrating gap through which the material belt 800 passes is formed between the driving wheel 81 and the driven wheel, the driving wheel 81 is connected with a rotating shaft 21 of the material receiving tray 20 at the back of the mounting rack 1011 through a synchronous belt 84, an output end of the driving motor 83 is connected with the driving wheel 81 at the back of the mounting rack 1011 through a synchronous belt 85, as shown in fig. 8, the synchronous belt 84 and the synchronous belt 85 are respectively sleeved at positions indicated. The driving motor 83 can drive the driving wheel 81 to rotate, so that the driven wheel 82 and the material receiving tray 20 rotate therewith, thereby pulling the material belt 800 to drive the material placing tray 10 to rotate and place the material, the flexible members 300 on the material belt 800 sequentially pass through the material peeling table 30, and the material belt 300 with the flexible members 300 peeled off is wound on the material receiving tray 20. The shape and size of the positioning protrusions 811 on the driving wheel 81 are matched with the shape and size of the positioning holes 801 on the tape 800, and the distance between the positioning protrusions 811 corresponds to the distance between the positioning holes 801. This application is through the protruding 811 of location hole 801 and the action wheel 81 of material area 800 and cup joints the cooperation, can realize effectively the accurate positioning to the material area 800 conveying, further improves the material loading precision.

Referring to fig. 6, in order to improve the adaptability of the feeding device 500 of the present invention, the distance between the driving wheel 81 and the driven wheel 82 is adjustable, and can be adjusted by an adjusting assembly 86 installed on the mounting bracket 1011. The fixed plate 861 of the adjusting assembly 86 is mounted on the mounting frame 1011, the movable plate 862 of the adjusting assembly 86 is slidably mounted on the mounting frame 1011, one end of the movable plate 862 is connected with the fixed plate 861 at an adjustable distance, the other end of the movable plate 862 is connected with the driven wheel 82, and the distance between the driving wheel 81 and the driven wheel 82 can be adjusted by adjusting the distance between the movable plate 862 and the fixed plate 861, so as to adapt to the traction and transmission of the material belts 800 with different thicknesses. Moreover, the driven wheel 82 can also make a small-amplitude telescopic motion close to or far from the driving wheel 81 through a spring 863 arranged between the movable plate 862 and the fixed plate 861, so that when the driving wheel 81 rotates to pull the material belt 800, the driven wheel 82 is relatively far from the driving wheel 81 to compress the spring 863, so that the material belt 800 passes through, and when the driving wheel 83 stops rotating, under the restoring force of the spring 863, the driven wheel 82 resets to be close to the driving wheel 81, so as to clamp the material belt 800, so that the stripping clamping jaws 51 clamp the flexible member 300 on the material belt 800.

In the preferred embodiment of the present application, in particular, with reference to fig. 4 to 6, the feeding device 500 of the present invention further includes a shaping mechanism 90 disposed on the mounting rack 1011 of the rack 101, wherein the shaping mechanism 90 is disposed between the material tray 10 and the material peeling table 30 for roll-shaping the wrapped material strip 800. The shaping mechanism 90 comprises a first pressing wheel 91, the first pressing wheel 91 is rotatably abutted against the front side end of the stripping table 30 and can float up and down relative to the stripping table 30, and the shaping mechanism is used for roll shaping the edge of the material belt 800 wound around the stripping table 30. Wherein, the both sides end of first pinch roller 91 is equipped with the annular boss 911 that is used for with the edge looks crimping on material area 800 both sides limit, carries out the roll extrusion plastic through the edge to material area 800 both sides limit for material area 800 is more for smooth conveying, effectively improves the clamp of shelling material clamping jaw 51 and gets efficiency. Specifically, first pinch roller 91 is rotationally installed on suspension 92, and can slide on the linear guide 921 of arranging on suspension 92, specifically through self weight and material area 800 crimping, along with the removal of material area 800 rolls on material area 800 to realize the purpose of plastic, and when shelling the material clamping jaw 51 and shell the material operation, still can inject material area 800, prevent its removal, thereby improve and get efficiency.

Specifically, in the preferred embodiment of the present application, the shaping mechanism 90 further includes a second pressing wheel 93 and a guiding wheel 94 rotatably mounted on the mounting frame 1011 of the rack 101, the guiding wheel 94 is disposed at the side of the tray 10 in parallel with the peeling table 30, the second pressing wheel 93 is floatably disposed above the guiding wheel 94, and a passing gap is formed therebetween for passing the material tape 800, so as to roll-shape the tip end of the flexible member 300 or/and the edge of the material tape 800 wound on the material tape 800 before passing through the peeling table 30. When the second pressing wheel 93 rolls and shapes the top side end of the flexible part 300 and the edge of the material belt 800 simultaneously, the height difference between the central portion of the second pressing wheel 93 and the edge portions of the two side ends of the second pressing wheel is relatively small, when the second pressing wheel 93 rolls and shapes only the edge of the material belt 800, the structure of the second pressing wheel is similar to that of the first pressing wheel 91, and the height difference between the central portion of the second pressing wheel 93 and the edge portions of the two side ends of the second pressing wheel is relatively large. When this application was equipped with first pinch roller 91, second pinch roller 93 and leading wheel 94 simultaneously, through the secondary roll extrusion plastic, then the conveying effect is better. More specifically, the truing mechanism 90 further includes a fixed plate 95, a sliding plate 96 slidably disposed on the fixed plate 95, and a spring 97 connected between the fixed plate 95 and the sliding plate 96, and the second pressing roller 93 is rotatably disposed on the sliding plate 96. The material belt 800 rolls on the material belt 800 along with the movement of the material belt 800 so as to achieve the purpose of shaping, and when the material stripping clamping jaws 51 conduct material stripping operation, the material belt 800 can be limited to prevent the movement, so that the clamping efficiency is improved.

Referring to fig. 9, in the preferred embodiment of the present application, the loading device 500 of the present invention further includes a clamping jaw transfer mechanism 50, an output end of which is connected to the stripping clamping jaw 51, for driving the stripping clamping jaw 51 to move linearly up and down and back and forth relative to the stripping table 30. The gripper transfer mechanism 50 includes a traverse actuator 52, a vertical actuator 53 slidably provided at an output end of the traverse actuator 52, a first adaptor plate 54 connected to an output end of the vertical actuator 53, a second adaptor plate 55 slidably provided on the first adaptor plate 54, and a gripper actuator 56 attached to the second adaptor plate 55, and the stripping gripper 51 is connected to an output end of the gripper actuator 56. The traverse actuator 52 and the vertical actuator 53 are used to drive the stripping claw 51 to move linearly back and forth and up and down, respectively. Wherein, in order to prevent the stripping jaw 51 from moving too fast, a spring 57 is connected between the first adapter plate 54 and the second adapter plate 55. The traverse actuator 52 and the vertical actuator 53 may be linear motors, and the clamp actuator 56 may be a pneumatic cylinder.

Referring to fig. 10 and 11, the feeding device 500 of the present invention further includes a suction cup transfer mechanism 60, the suction cup transfer mechanism 60 includes a four-axis robot 62, a connecting plate 63 connected to an output end of the four-axis robot 62, and a sliding plate 64 slidably disposed on the connecting plate 63, the vacuum suction cup 61 is detachably connected to the sliding plate 64, and the vacuum suction cup 61 has a suction surface corresponding to the shape of the outer contour of the flexible member 300. The four-axis robot 62 drives the vacuum chuck 61 to perform linear motion and rotational motion to suck and transfer the flexible member 300 to be pressed onto the workpiece 200. Wherein, a spring 65 is arranged between the connecting plate 63 and the sliding plate 64 for converting the rigid motion of the vacuum chuck 61 into flexible motion, so as to prevent the workpiece 200 from being damaged due to too fast movement or too high pressure in the suction attaching process. Further, a micro pressure sensor 66 is arranged between the output end of the four-axis robot 62 and the connecting plate 63, and is used for monitoring the pressure applied to the workpiece 200 by the vacuum chuck 61 in the suction attaching process, so as to further protect the workpiece 200.

Specifically, in the preferred embodiment of the present application, when the flexible member 300 has a certain thickness, the clamping plate 67 is further disposed beside the vacuum chuck 61, the clamping plate 67 is connected to the output end of the linear actuator 68 disposed on the sliding plate 64, and can perform a linear motion close to or away from the vacuum chuck 61 under the driving of the linear actuator 68, so as to laterally support the flexible member 300 located in the vacuum chuck 61, thereby cooperating with the vacuum chuck 61, and effectively preventing the flexible member 300 from falling off during the transportation process.

With reference to fig. 1, 2 and 12, the visual recognition apparatus 700 includes a first top camera 701, a second top camera 702 and a bottom camera 703, the first top camera 701 is fixedly disposed above the material receiving table 40, and is configured to identify and position the position coordinates of the flexible member 200 on the material receiving table 40, so that the vacuum chuck 61 can take the material; the second top camera 702 is movably arranged above the output end of the conveying device 400, specifically located at a position opposite to the heating device 600, and used for identifying and positioning coordinates of a mounting position of the workpiece 200, and the bottom camera 703 is arranged between the receiving table 40 and the conveying device 400 and used for identifying and positioning coordinates of a position of the flexible piece 300 transferred by the vacuum chuck 50 from the bottom, so that the placing position and the angle of the flexible piece 300 are adjusted through the identification and positioning of the second top camera 702 and the bottom camera 703, and the flexible piece 300 is more accurately attached to the workpiece 200. Wherein, a bijection sensor 704 for sensing the flexible member 300 is disposed at the bottom camera 703.

The operation of the feeding device 500 and the automatic mounter 100 having the feeding device 500 of the present invention will be described below with reference to fig. 1 to 12 as follows:

after the equipment is started, under the instruction of a control system, the heating element 70 acts to respectively conduct and heat the stripping table 30 and the receiving table 40, and the heating element 603 conducts and heats the heating plate 601; then, when the positioning fixture 401 carrying the workpiece 200 is put into or flows into the machine, the sensor disposed at the input end of the transmission device 400 sends a signal to the control system, and under the instruction of the control system, the transmission device 400 acts to transmit the positioning fixture 401 to the heating device 600; after the sensor at the heating device 600 sends a signal to the control system, under the instruction of the control system, the jacking member 405 is driven by the jacking mechanism 406 to move linearly upward to block the positioning jig 401, the conveying device 400 stops conveying the positioning jig 401, and the heating device 600 moves upwards to abut against the bottom surface of the workpiece 200 in the positioning jig 401 to heat the workpiece 200; the second top camera 702 above the station can move linearly relative to the positioning jig 401, so as to identify the coordinates of the mounting positions of the plurality of workpieces 200 carried thereon one by one, and send information to the control system;

meanwhile, under the instruction of the control system, the driving motor 83 of the feeding device 500 drives the driving wheel 81 to rotate, so that the driven wheel 82 and the material receiving tray 20 rotate therewith, thereby pulling the material belt 800, the material discharging tray 10 rotates therewith to discharge the material, and the flexible members 300 on the material belt 800 sequentially pass through the material stripping table 30; the clamping jaw transfer mechanism 50 drives the stripping clamping jaws 51 to move linearly up and down and back and forth relative to the stripping table 30, so as to clamp the flexible parts 300 onto the anti-sticking ceramic table 41 of the receiving table 40 one by one from the material 800, and the material belt 800 stripped of the flexible parts 300 is wound on the receiving tray 20; the first top camera 701 positioned above the anti-sticking ceramic table top 41 identifies and positions the position coordinates of the flexible part 200 on the material table 40 and sends information to the control system; under the instruction of the control system, the suction cup transfer mechanism 60 drives the vacuum suction cup 61 to perform linear motion and rotary motion, so as to suck and transfer the flexible member 300 to be pressed on the workpiece 200; in the process of transferring the flexible piece 300 by the vacuum chuck 61, the bottom camera 703 identifies and positions the position coordinates of the flexible piece 300 from the bottom, and sends information to the control system, and the control system sends an instruction by comparing the identification information of the flexible piece 300 with the identification information of the workpiece 200 fed back by the second top camera 702 and the bottom camera 703, so that the vacuum chuck 61 adjusts the mounting position and angle of the flexible piece 300, and the flexible piece 300 and the workpiece 200 are accurately attached in alignment;

finally, after the bonding is finished, according to the indication of the control system, all the devices are reset correspondingly, and the conveying device 400 conveys the bonded workpiece 200 out of the machine for discharging;

the above operations are repeated continuously, so that the automatic line production of peeling and loading the flexible member 300 on the material belt 800 and attaching the flexible member 300 to the workpiece 200 can be realized.

Compared with the prior art, in the feeding device 500 of the invention, under the action of the pulling force of the material receiving disc 20 rotating to receive the material and drive the material discharging disc 10 to rotate and discharge, the flexible pieces 300 arranged on the material belt 800 at equal intervals sequentially pass through the stripping table 30, and the stripping clamping jaws 51 are combined with the linear reciprocating motion between the stripping table 30 and the material receiving table 40, so that the flexible pieces 300 on the stripping table 30 are stripped one by one with relatively large clamping force through the stripping clamping jaws 51 and clamped on the anti-sticking ceramic table 41 of the material receiving table 40, because the surface of the anti-sticking ceramic table 41 is rough, the anti-sticking performance is good, the heating effect is good, the flexible pieces 300 deformed due to clamping are quickly recovered through the temporary stay on the anti-sticking ceramic table 41, and can not be bonded on the anti-sticking ceramic table 41, thereby the vacuum chuck 61 can accurately and efficiently transfer the flexible pieces 300 for laminating, the whole feeding device 500 is simple and compact in structure, high in transmission precision and efficient, so that the mounting efficiency and effect of the machine are effectively improved; in addition, the heating device 600 of the automatic placement machine 100 of the present invention can move linearly up and down relative to the conveying device 400 to heat the workpiece 200 in the positioning jig 401, so that the feeding device 500 transfers the flexible piece 300 to be attached to the heated workpiece 200 while heating, thereby further improving the attachment efficiency and making the attachment more firm, and the visual recognition device 700 further identifies and positions the placement positions of the flexible piece 300 and the workpiece 200, thereby facilitating the position adjustment during placement and further improving the placement accuracy.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, therefore, the present invention is not limited by the appended claims.

Claims (10)

1. A feeding device is characterized by comprising a material placing disc, a material receiving disc, a material peeling table, a material receiving table, material peeling clamping jaws and a vacuum chuck which are arranged on a rack, wherein the material placing disc and the material receiving disc are arranged at an upper interval and a lower interval, the material peeling table is horizontally arranged between the material placing disc and the material receiving disc, the material receiving table and the material peeling table are oppositely arranged, the material peeling clamping jaws are movably erected above the material peeling table and the material receiving table, the vacuum chuck is movably and rotatably erected above the material receiving table, a plurality of flexible pieces are equidistantly stuck on a material belt, the material belt is coiled and loaded on the material placing disc, the starting end of the material receiving belt is wound on the material peeling table and then wound on the material receiving disc, the material discharging disc is driven to rotate by the rotation of the material placing disc, so that the pulled flexible pieces on the material discharging disc are sequentially wound on the material receiving table, the material stripping clamping jaw can linearly move up and down and linearly move back and forth relative to the material stripping table so as to clamp the flexible parts on the material stripping table one by one onto the material receiving table, the material receiving table is provided with an anti-sticking ceramic table top for receiving the flexible parts, and the vacuum chuck is used for transferring and feeding the flexible parts on the anti-sticking ceramic table top.

2. The loading device according to claim 1, wherein the anti-sticking ceramic table top is provided with at least one groove, and at least one part of the flexible member is positioned at the notch of the groove.

3. The loading device according to claim 1, further comprising a heating element, wherein the heating element is arranged on each of the receiving table and the anti-sticking ceramic table top, and is used for heating the back glue of the flexible member on the receiving table and the anti-sticking ceramic table top.

4. The loading device according to claim 1, further comprising a shaping mechanism disposed on the frame between the material tray and the stripping table, wherein the shaping mechanism comprises a first pressing wheel rotatably abutting against a front side end of the stripping table and being capable of floating up and down relative to the stripping table for roll shaping an edge of the material strip passing around the stripping table.

5. The loading device according to claim 1 or 4, further comprising a shaping mechanism mounted on the frame between the material-placing tray and the material-peeling table, wherein the shaping mechanism comprises a second pressing wheel and a guide wheel rotatably mounted on the frame, the guide wheel is arranged flush with the material-peeling table at the side of the material-placing tray, the second pressing wheel is floatably arranged above the guide wheel, and a penetrating gap is formed therebetween for passing the material strip, and is used for roll shaping the top side end of the flexible member wound on the material strip therebetween or/and the edge of the material strip.

6. The feeding device according to claim 1, further comprising a pulling mechanism disposed on the frame, wherein the pulling mechanism includes a driving wheel, a driven wheel and a driving motor, positioning holes are equidistantly formed in edges of two side edges of the material strip, positioning protrusions for being sleeved with the positioning holes are evenly distributed in the circumferential direction of the two side ends of the driving wheel, the driving wheel and the driven wheel are arranged side by side, a penetrating gap for the material strip to pass through is formed between the driving wheel and the driven wheel, the driving wheel is connected with a rotating shaft of the material collecting tray through a synchronous belt, and an output end of the driving motor is connected with the driving wheel for driving the driving wheel to rotate, so that the driven wheel and the material collecting tray rotate with the driving wheel, thereby pulling the material strip and rolling the material strip with the flexible member peeled off on the material collecting tray.

7. The loading device according to claim 1, further comprising a suction cup transfer mechanism, wherein the suction cup transfer mechanism comprises a four-axis robot, a connecting plate connected to an output end of the four-axis robot, and a sliding plate slidably disposed on the connecting plate, the vacuum suction cup is detachably connected to the sliding plate, and the vacuum suction cup has a suction surface corresponding to a shape of an outer contour of the flexible member.

8. An automatic placement machine is characterized by comprising a frame, a conveying device and a feeding device which are arranged on the frame side by side at a certain interval, a heating device arranged below the conveying device and a visual identification device arranged at the conveying device and the feeding device, the conveying device is used for conveying the workpieces loaded in the positioning jig, the heating device can move up and down linearly relative to the conveying device, the feeding device is used for stripping the flexible piece from the material belt, and transferring the flexible member to be attached to the workpiece while heating, wherein the visual recognition device is used for recognizing and positioning the flexible member and the workpiece, and the feeding device is as defined in any one of claims 1 to 7.

9. The automatic placement machine according to claim 8, wherein said heating device is arranged in line with a receiving table of said feeding device.

10. The automatic placement machine according to claim 8, wherein the visual recognition device includes a first top camera, a second top camera, and a bottom camera, the first top camera is fixed above the receiving table for recognizing and positioning the position coordinates of the flexible member on the receiving table, the second top camera is movably disposed above the conveying device for recognizing and positioning the position coordinates of the placement area of the workpiece, and the bottom camera is disposed between the receiving table and the conveying device for recognizing and positioning the position coordinates of the flexible member transferred by the vacuum chuck from the bottom.

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