CN113376878A

CN113376878A - Bonding machine

Info

Publication number: CN113376878A
Application number: CN202110714875.8A
Authority: CN
Inventors: 李金华; 向延宏
Original assignee: Dongguan Hongneneghai Electronic Products Co ltd
Current assignee: Dongguan Hongneneghai Electronic Products Co ltd
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2021-09-10

Abstract

The application relates to mechanical equipment's technical field especially relates to a bonding machine, and its technical scheme main points are: the ACF platform comprises a hot pressing device and a feeding device, the hot pressing device comprises a driving cylinder arranged on the frame and a hot pressing head arranged on an output shaft of the driving cylinder, the feeding device comprises a linear module arranged on the frame and a material bearing plate arranged on the linear module, and the hot pressing head and the material bearing plate are arranged oppositely; the ACF platform still includes prevents disconnected device, prevents disconnected device and includes carrier, spool, straining device and driving motor, and the carrier is fixed and then form the material through bonding with the nickel silk, and the spool rotates to be connected in the frame, and driving motor installs in the frame, and driving motor is connected with the spool, and straining device movable mounting is in the frame. The method has the technical effect of reducing the occurrence of the fracture of the nickel wire.

Description

Bonding machine

Technical Field

The application relates to the technical field of mechanical equipment, in particular to a bonding machine.

Background

The COG bonding machine is a device for accurately positioning and binding the IC chip on the LCD glass, the whole machine consists of a PLC and an HMI to form a control core, an image automatic alignment system completes the alignment data calculation of a target object, and a product is transmitted to a local press by a platform for binding and crimping after alignment and prepressing are completed.

For example, the chinese utility model patent of the present publication No. CN209570762U discloses a COG bonding machine, which includes a frame directly placed on the ground, and is characterized in that a feeding slide table assembly, a linear motor transfer assembly, an ACF platform, an ACF assembly, an IC storage assembly, an IC loading and carrying assembly, a pre-pressing platform, a pre-pressing head assembly, a main pressing platform, a main pressing assembly, each CCD alignment image system, and an electrical control system are provided inside the upper end of the frame; the ACF platform, the prepressing platform and the flattening platform are positioned at the lower part of the corresponding grabbing arm of the linear motor and are matched with the CCD image system for alignment; the feeding sliding table assembly feeds materials through a shifting motor and a shifting platform product; the ACF platform product is adsorbed on the vacuum platform, and the position is adjusted through the module to carry out ACF attachment; the ACF assembly is subjected to ACF feeding, photographing, pressing, section shearing and peeling; the IC storage position of the IC storage component stores IC materials; the IC loading and carrying assembly adopts double-station IC loading and can carry out module transferring in two directions; products on the prepressing platform are adsorbed on the vacuum platform, are moved and positioned through the module, and are prepressed to a specified position by utilizing a prepressing head; the pre-pressing head assembly adjusts the position through a DD motor, a Z-axis module is utilized, a pressing head cylinder acts, and an IC is pre-pressed to a designated position through a pre-pressing head; this pressure subassembly utilizes this moulding module of Z axle, and the pressure head cylinder action utilizes this pressure head to originally press IC to the assigned position. The technical scheme can completely complete the whole COG binding process without manual participation, and is favorable for improving the COG alignment efficiency and the COG alignment precision. Meanwhile, the surface of the product is prevented from being scratched and polluted due to artificial factors during binding.

With respect to the related art among the above, the inventors consider that there is a defect: in the ACF platform, a nickel wire for conduction needs to be pressed into an LCD glass plate (hereinafter referred to as a workpiece) to facilitate conduction in the workpiece, in the prior art, the nickel wire is directly tensioned by an existing device and pressed into the workpiece, and since the diameter of the nickel wire is very small, the nickel wire is prone to breaking during tensioning, resulting in low yield of finished products.

Disclosure of Invention

In order to reduce the occurrence of the condition that the nickel wire breaks, the application provides a bonding machine.

The application provides a nation decides machine adopts following technical scheme:

a bonding machine comprises a frame and an ACF platform arranged on the frame,

the ACF platform comprises a hot pressing device and a feeding device, the hot pressing device comprises a driving cylinder mounted on the rack and a hot pressing head mounted on an output shaft of the driving cylinder, the feeding device comprises a linear module mounted on the rack and a material bearing plate mounted on the linear module, the hot pressing head and the material bearing plate are arranged oppositely, the driving cylinder is used for driving the hot pressing head to slide, the linear module is used for driving the material bearing plate to slide, and the material bearing plate is used for placing a workpiece;

the ACF platform still includes prevents disconnected device, prevent disconnected device includes carrier, spool, straining device and driving motor, the carrier is through bonding fixedly and then form the material with the nickel silk, the spool rotate connect in the frame, the one end of spool lateral wall is used for supplying the material to unreel, the other end of spool lateral wall is used for supplying the carrier rolling, driving motor install in the frame, driving motor with the spool is connected, driving motor is used for driving the spool to rotate, straining device movable mounting in the frame, straining device is used for taking up the material that the spool unreeled and supplies the material to move to the hot pressing head with between the material holding plate.

By adopting the technical scheme, when the nickel wire is required to be pressed into a workpiece, a worker bonds and fixes the nickel wire on one side of the carrier in advance to form a material, the material is further wound on one end of the reel in a circumferential direction, the worker starts the driving motor, the output shaft of the driving motor rotates and drives the reel to rotate, so that the material is unreeled from the reel, the tensioning mechanism is utilized to tension the material and realize a guiding effect on the material, the material is moved between the hot pressing head and the material bearing plate, the reel and the tensioning mechanism are both in direct contact with the carrier by utilizing the carrier, the occurrence of fracture of the nickel wire in the tensioning process is reduced, the worker starts the driving cylinder, the driving cylinder drives the hot pressing head to slide towards the material bearing plate until the hot pressing head and the material bearing plate are respectively abutted against the material, the hot pressing head releases temperature, so that the nickel wire is fused on the workpiece, and then carrier and nickel silk phase separation, the other end of spool rotates and carries out the rolling to the carrier simultaneously, and then the staff of being convenient for carries out recycle to the carrier.

Preferably, the carrier is an adhesive tape.

Through adopting above-mentioned technical scheme, when straining device is when taut material, utilize the pliability of sticky tape for straining device directly strains the sticky tape, and then has reduced the cracked condition emergence of nickel silk appearance in the in-process of tensioning.

Preferably, straining device includes guide assembly, guide assembly includes first leading wheel and second leading wheel, first leading wheel with the second leading wheel all install in the frame, first leading wheel with the second leading wheel is located hot pressing head horizontal direction's relative both ends respectively, and first leading wheel is used for supplying the material winding, and the second leading wheel is used for supplying the carrier winding, the second leading wheel with the high position of first leading wheel all is located the hot pressing head with between the material-bearing plate.

By adopting the technical scheme, when the material is required to move between the hot pressing head and the material bearing plate, the worker starts the driving motor, the output shaft of the driving motor drives the reel to rotate, the material rotates and unreels when the reel rotates, and then the worker grips one end of the material and sequentially surrounds the first guide wheel and the second guide wheel, the first guide wheel and the second guide wheel are respectively positioned at the two opposite ends of the horizontal direction of the hot pressing head, so that the material passes through the hot pressing head, and part of the material is positioned between the hot pressing head and the material bearing plate, so that the hot pressing head presses the nickel wires in the material into a workpiece, and then the worker fixes the end part of the material at the other end of the reel, so that the reel unreels the material and rolls into the carrier separated from the nickel wires in the subsequent rotation, and the worker can perform secondary utilization on the carrier.

Preferably, the reel is located the top of hot pressing head, the guide assembly still includes the third leading wheel, the third leading wheel rotate connect in the frame, the third leading wheel communicate in the second leading wheel with between the reel, the third leading wheel is located the top of reel, the third leading wheel is used for supplying the carrier winding.

Through adopting above-mentioned technical scheme, after the carrier is accomplished the winding second leading wheel, the staff twines the carrier third leading wheel to through the winding of third leading wheel in the one end that the spool lateral wall deviates from the material, utilize the third leading wheel, make carrier top-down rolling in the spool, and then reduced the carrier and the in-process of rolling and the hot pressing head the condition emergence of interference appear.

Preferably, the tensioning mechanism further comprises a pressing assembly, the pressing assembly is located between the reel and the first guide wheel, the pressing assembly comprises a first pressing wheel and a second pressing wheel, the first pressing wheel and the second pressing wheel are both rotatably connected to a fixing plate, pressing grooves for materials to penetrate through are formed between the first pressing wheel and the second pressing wheel at intervals, and the first pressing wheel and the second pressing wheel are respectively abutted against two opposite sides of the materials.

Through adopting above-mentioned technical scheme, when the spool need carry the material to first leading wheel, the staff runs through the groove that compresses tightly with the material earlier, and then the spool unreels, and at the in-process that the material removed, first pinch roller and second pinch roller support respectively tightly in the relative both sides of material, and then have improved nickel silk and the fixed stability of carrier bonding, and then have improved the degree of accuracy of nickel silk melting in the work piece.

Preferably, the rack comprises a fixed plate, the fixed plate is used for mounting the anti-breaking device and the hot-pressing device, and one end of the scroll for accommodating materials and the hot-pressing device are respectively positioned at two opposite sides of the fixed plate; the tensioning mechanism further comprises a sleeve fixedly connected to the fixing plate, the sleeve penetrates through two opposite sides of the fixing plate, the sleeve is communicated with the pressing assembly and the reel, and the sleeve is used for allowing materials to penetrate through.

Through adopting above-mentioned technical scheme, when needs unreel the material to straining device in, the staff pulls out the material from the reel in advance to run through the sleeve with the material, make the tip of material remove to straining device department, and then the straining device of being convenient for strains the material.

Preferably, a transmission mechanism is movably mounted between the reel and the driving motor, the transmission mechanism comprises a transmission shaft coaxially and fixedly connected to an output shaft of the driving motor, a driving wheel coaxially and fixedly connected to the transmission shaft, and a driven wheel meshed with the driving wheel for transmission, and the driven wheel is coaxially and fixedly connected with one end of the reel.

Through adopting above-mentioned technical scheme, when needs drive the spool and rotate, the staff starts driving motor, and driving motor's output shaft rotates and drives the transmission shaft transmission, and then the transmission shaft drives the action wheel syntropy and rotates, utilizes the action wheel and from the meshing transmission of driving wheel, and then drives the spool rotation from the driven wheel pivoted while, and the spool of being convenient for realizes unreeling of material and the rolling of carrier.

Preferably, the opposite ends of the scroll are fixedly connected with a discharging disc and a receiving disc respectively, the receiving disc can be abutted against the carrier, and the discharging disc can be abutted against the material.

By adopting the technical scheme, when a worker needs to place materials in the scroll, the worker winds the materials into one end, facing the discharging disc, of the side wall of the scroll through manual operation, and the discharging disc is abutted to the materials, so that the situation that the materials fall off from the scroll is reduced; when the reel needs to wind the carrier, the carrier is wound on the side wall of the reel towards one end of the winding disc, and the winding disc is abutted against the carrier, so that the situation that the carrier drops from the winding groove is reduced.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the nickel wire is pre-bonded and fixed on one side of the carrier by a worker to form a material, the material is further wound at one end of the reel in the circumferential direction, the worker starts the driving motor, an output shaft of the driving motor rotates and drives the reel to rotate, so that the material is unreeled from the reel, the tensioning mechanism is utilized, the tensioning mechanism tensions the material and guides the material, the material is moved between the hot pressing head and the material bearing plate, the reel and the tensioning mechanism are in direct contact with the carrier by the carrier, the occurrence of fracture of the nickel wire in the tensioning process is reduced, the worker starts the driving cylinder, the driving cylinder drives the hot pressing head to slide towards the material bearing plate until the hot pressing head and the material bearing plate are respectively abutted against the material, the hot pressing head releases temperature, so that the nickel wire is fused and melted on a workpiece, and the carrier is separated from the nickel wire, meanwhile, the other end of the scroll rotates and winds the carrier, so that the carrier can be conveniently recycled by workers;

2. the driving motor is started by an operator, an output shaft of the driving motor drives the scroll to rotate, materials rotate and unreel while the scroll rotates, one end of the material held by the operator sequentially surrounds the first guide wheel and the second guide wheel, the first guide wheel and the second guide wheel are respectively positioned at two opposite ends of the hot pressing head in the horizontal direction, so that the materials pass through the hot pressing head, part of the materials are positioned between the hot pressing head and the material bearing plate, the nickel wires in the materials are pressed into a workpiece by the hot pressing head, and the end part of the materials is fixed at the other end of the scroll by the operator, so that the scroll unreels the materials and unreels the materials into carriers separated from the nickel wires in subsequent rotation, and the operator can conveniently secondarily utilize the carriers;

3. the carrier is wound on the third guide wheel by the worker, and is wound on one end of the side wall of the scroll, which deviates from the material, through the third guide wheel, the carrier is wound in the material receiving groove from top to bottom, and the interference of the carrier between the winding process and the hot pressing head is reduced.

Drawings

Fig. 1 is a schematic view of the overall structure of a bonding machine in this embodiment;

FIG. 2 is a partial structural sectional view of a nickel wire and a carrier in this embodiment;

FIG. 3 is a schematic view of a part of the structure of the transmission mechanism in the present embodiment;

fig. 4 is a partial structural schematic view of the tension mechanism in the present embodiment.

In the figure, 1, a frame; 11. a fixing plate; 12. a bearing platform; 21. a hot pressing device; 211. a hot-pressing head; 212. a driving cylinder; 22. a feeding device; 221. a linear module; 222. a slider; 223. a material bearing plate; 224. a moving cylinder; 3. nickel wire; 4. a carrier; 51. a reel; 511. placing a tray; 512. a discharging groove; 513. a material receiving disc; 514. a material receiving groove; 52. a sleeve; 53. a compression assembly; 531. a first pinch roller; 532. a second pinch roller; 533. a compaction groove; 534. a tension wheel; 541. a first guide wheel; 542. a second guide wheel; 543. a third guide wheel; 6. a transmission mechanism; 61. a drive shaft; 62. a driving wheel; 63. a driven wheel; 64. a connecting shaft; 7. a drive motor; 8. and (3) feeding.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

Referring to fig. 1, a conventional bonding machine includes a frame 1. Specifically, the frame 1 includes a bearing platform 12 arranged in the horizontal direction and a fixing plate 11 bolted to one side of the bearing platform 12 in the vertical direction.

The embodiment of the application discloses bonding machine. Referring to fig. 1, the bonding machine further includes an ACF platform mounted to the chassis 1. Specifically, the ACF platform includes a hot pressing device 21 and a feeding device 22, both the hot pressing device 21 and the feeding device 22 are mounted on the frame 1, the feeding device 22 is used for conveying the workpiece to the hot pressing device 21, the hot pressing device 21 is used for pressing the nickel wire 3 into the workpiece, and then the feeding device 22 is used for conveying the workpiece with the nickel wire 3 to the next process.

Referring to fig. 1, specifically, the hot press device 21 includes a driving cylinder 212 bolted to one side of the fixing plate 11 in the horizontal direction along the vertical direction, and a hot press head 211 fixedly connected to an output shaft of the driving cylinder 212 (the hot press head 211 is a prior art, and will not be described herein too much). The driving cylinder 212 is used for driving the hot-pressing head 211 to slide towards the workpiece, and the hot-pressing head 211 is used for pressing the nickel wire 3 into the workpiece.

Referring to fig. 1, in particular, the feeding device 22 includes a material receiving plate 223, a linear module 221, and a moving cylinder 224. The material bearing plate 223 is arranged along the horizontal direction, the material bearing plate 223 is always positioned below the hot-pressing head 211, and the material bearing plate 223 is used for placing workpieces. The linear module 221 is fixedly installed on one side of the bearing platform 12 facing the fixing plate 11 along the horizontal direction (the linear module 221 is prior art, and not too much), the slider 222 of the linear module 221 is connected with the material bearing plate 223, and the linear module 221 is used for driving the material bearing plate 223 to slide, so that the material bearing plate 223 can drive the workpiece to move. The moving cylinder 224 is installed on the slider 222 in the vertical direction, an output shaft of the moving cylinder 224 is welded and fixed to the material receiving plate 223, and the moving cylinder 224 is used for driving the material receiving plate 223 to approach to the direction of the hot ram 211.

When the nickel wire 3 needs to be pressed into a workpiece, a worker places the workpiece on the surface of the material bearing plate 223 along the horizontal direction, the linear module 221 is used for driving the sliding block 222 to slide, the sliding block 222 drives the material bearing plate 223 and the workpiece to slide to the position right below the hot pressing head 211, the worker places the nickel wire 3 between the workpiece and the hot pressing head 211, the worker simultaneously starts the driving cylinder 212 and the moving cylinder 224, the driving cylinder 212 drives the hot pressing head 211 to slide towards the workpiece, the moving cylinder 224 drives the material bearing plate 223 and the workpiece to slide towards the hot pressing head 211, the hot pressing head 211 presses the nickel wire 3 into the workpiece, and the linear module 221 is used for conveying the workpiece to the next process.

Referring to fig. 1, the bonding machine further comprises a breakage preventing device, wherein the breakage preventing device is installed on the frame 1 and is used for reducing the occurrence of the condition that the nickel wire 3 is broken.

Referring to fig. 1 and 2, in particular, the breakage preventing means includes a carrier 4 and a reel 51. Preferably, in this example, the carrier 4 is an adhesive tape, and the nickel wires 3 are adhesively fixed on one side of the adhesive tape by using the flexibility of the adhesive tape, so as to form the material 8, thereby reducing the occurrence of breakage of the nickel wires 3 when being conveyed between the hot-pressing head 211 and the workpiece.

Referring to fig. 1 and 3, the reel penetrates in a horizontal direction and extends out of opposite sides of the fixing plate. One end of the side wall of the scroll, which deviates from the hot-pressing device, is provided with a discharging groove, and the discharging groove is used for winding materials. The spool deviates from hot press unit's one end welded fastening has the blowing board, and then the blowing groove is located between blowing dish and the fixed plate lateral wall, and the blowing dish is used for the butt material, and then has reduced the material and has appeared the condition emergence that drops at the in-process of rolling.

Referring to fig. 1 and 4, a material receiving groove 514 is provided at one end of the side wall of the reel 51 facing the hot press device 21, and the material receiving groove 514 is used for receiving the carrier 4. One end of the side wall of the scroll 51 facing the hot pressing device 21 is fixedly welded with a material receiving tray 513, the material receiving groove 514 is positioned between the material receiving tray 513 and the side wall of the fixing plate 11, and the material receiving tray 513 is used for being matched with a carrier 4 wound in the material receiving groove 514 in a butting manner, so that the condition that the carrier 4 drops when being wound on the scroll 51 is reduced.

When the nickel wires 3 need to be conveyed between the hot pressing head 211 and the material bearing plate 223, a worker firstly bonds and fixes the nickel wires 3 on one side of the carrier 4 along the length direction of the carrier 4 to form a material 8, then the worker reserves a carrier 4 at one end of the material 8 in advance, the worker winds the material 8 on the reel 51 and holds the material 8 in the discharging groove 512 through manual operation, then the worker pulls out the reserved carrier 4, then the carrier 4 winds the staggered fixing plate 11, the carrier 4 passes through the position between the hot pressing head 211 and the material bearing plate 223, then one end of the carrier 4, which is far away from the material 8, is bonded and fixed on the side wall of the reel 51, which is positioned in the material receiving groove 514, and then the worker rotates the reel 51, so that the reel 51 rotates and simultaneously drives the material 8, which is positioned in the discharging groove 512, to unwind, and winds the carrier 4 which passes through the; when material 8 moved to hot pressing head 211 under, nickel filament 3 in the material 8 just in time was relative setting with the work piece, hot press unit 21 and then impressed nickel filament 3 in the work piece, and then nickel filament 3 and carrier 4 phase separation, and the spool 51 is located the lateral wall rolling of receiving the silo 514, and then with carrier 4 automatic rolling in spool 51, the staff of being convenient for is to the secondary recycle of carrier 4.

Referring to fig. 1 and 3, in particular, the breakage preventing device further includes a driving motor 7 and a transmission mechanism 6 mounted to the fixing plate 11. Driving motor 7 and drive mechanism 6 all are located one side that fixed plate 11 deviates from hot press unit 21, and driving motor 7 is fixed in fixed plate 11 along vertical direction welded, and driving motor 7 is located reel 51 directly over, and driving motor 7 is connected with reel 51, and driving motor 7 is used for driving reel 51 to rotate.

Referring to fig. 1 and 3, a transmission mechanism 6 is installed between the output shaft of the driving motor 7 and the end of the reel 51, and the transmission mechanism 6 is used for driving the reel 51 to rotate. Specifically, the transmission mechanism 6 includes a transmission shaft 61, a driving wheel 62, a driven wheel 63, and a connecting shaft 64. One end of the transmission shaft 61 is fixed to an output shaft of the driving motor 7 in a welding mode along the vertical direction, and the transmission shaft 61 is coaxially and fixedly connected with the output shaft of the driving motor 7. One end of the connecting shaft 64 is fixed to the end of the reel 51 facing the material tray 511 by welding in the horizontal direction, and the connecting shaft 64 and the reel 51 are coaxially and fixedly connected. The driving wheel 62 is fixedly sleeved at one end of the transmission shaft 61 departing from the driving motor 7, the driven wheel 63 is fixedly sleeved at one end of the transmission shaft 61 departing from the scroll 51, and the driving wheel 62 and the driven wheel 63 are vertically in internal gearing transmission. Preferably, in the present embodiment, the driving wheel 62 and the driven wheel 63 are both bevel gears, so as to facilitate the driving wheel 62 and the driven wheel 63 to be meshed for transmission.

When the reel 51 is required to rotate, the worker starts the driving motor 7, then the driving motor 7 drives the transmission shaft 61 and the driving wheel 62 to rotate, the driving wheel 62 and the driven wheel 63 are engaged for transmission, then the driving wheel 62 drives the driven wheel 63 to rotate, and then the driven wheel 63 drives the connecting shaft 64 and the reel 51 to rotate, so that the reel 51 can conveniently unreel the material 8 and the reeling carrier 4.

Referring to fig. 3 and 4, in particular, the breakage preventing device further comprises a tensioning mechanism, the tensioning mechanism is located on one side of the fixing plate 11 facing the hot pressing device 21, and the tensioning mechanism is used for tensioning the material 8 and guiding the conveying direction of the material 8.

Referring to fig. 3 and 4, the reel 51 is located directly above the hot press 21. Specifically, the tensioning mechanism comprises a sleeve 52 and a pressing assembly 53, wherein the sleeve 52 and the pressing assembly 53 are sequentially arranged between the reel 51 and the hot-pressing device 21 at intervals from top to bottom. The sleeve 52 horizontally penetrates opposite sides of the fixed plate 11, and opposite sides of the sleeve 52 communicate with opposite sides of the reel 51, respectively. The sleeve 52 is used for the material 8 to pass through from the end of the sleeve 52 facing the discharging groove 512 to the end of the sleeve 52 facing the receiving groove 514.

Referring to fig. 3 and 4, a pressing assembly 53 is located at a side of the fixing plate 11 facing the hot press 21, and the pressing assembly 53 is used to press the carrier 4 and the nickel wires 3. Specifically, the pressing assembly 53 includes a pressing wheel 534, a first pressing wheel 531 and a second pressing wheel 532. Tensioning wheel 534, first pinch roller 531 and second pinch roller 532 all rotate to be connected in fixed plate 11, and first pinch roller 531 and second pinch roller 532 are relative setting, and then form the groove 533 that compresses tightly that supplies material 8 to run through between first pinch roller 531 and the second pinch roller 532. When the material 8 penetrates through the pressing groove 533, the first pressing wheel 531 and the second pressing wheel 532 respectively abut against two opposite sides of the material 8, so that the pressing effect on the nickel wire 3 and the carrier 4 is realized, and the stability of the nickel wire 3 in bonding and fixing on the carrier 4 is improved. The tensioning wheel 534 is located between first pinch roller 531 and the end of sleeve 52, and tensioning wheel 534 is linked together with compressing tightly groove 533, and tensioning wheel 534 is used for supplying material 8 to encircle, and then is convenient for material 8 to get into and compresses tightly in the groove 533.

When the material 8 needs to be moved to the hot pressing head 211, one end of the material 8 penetrates from one end of the sleeve 52 facing the discharging groove 512 to one end of the sleeve 52 facing the receiving groove 514, so that the material 8 moves to one side of the fixing plate 11 facing the tensioning mechanism, a worker drives the material 8 to surround the tensioning wheel 534 from top to bottom, and the material 8 penetrates through the recompression groove 533; when the spool 51 rotates, the material 8 is paid out to the one end of spool 51, and then the material 8 runs through sleeve 52 and encircles take-up pulley 534, and then the material 8 runs through compressing tightly groove 533, and the other end rolling of spool 51 simultaneously, and then spool 51 drives material 8 and sliding fit in compressing tightly groove 533, and first pinch roller 531 and second pinch roller 532 support respectively in the relative both sides of material 8 simultaneously, and then improve the steadiness that nickel silk 3 bonding was fixed in carrier 4.

Referring to fig. 3 and 4, specifically, the tensioning mechanism further includes a guiding assembly, the guiding assembly is installed on the fixing plate 11, and the guiding assembly is used for guiding the moving direction of the material 8, so that the material 8 can move between the hot pressing head 211 and the material supporting plate 223 conveniently.

Referring to fig. 3 and 4, in particular, the guide assembly includes a first guide wheel 541 and a second guide wheel 542. The first guide wheel 541 and the second guide wheel 542 are rotatably connected to the fixing plate 11, the first guide wheel 541 and the second guide wheel 542 are respectively located at two opposite sides of the horizontal direction of the hot pressing head 211, and the height positions of the vertical direction of the first guide wheel 541 and the second guide wheel 542 are located between the hot pressing head 211 and the material receiving plate 223, so that the hot pressing head 211 can press the nickel wires 3 into the material receiving plate 223 conveniently. The first guide wheel 541 is used for winding the material 8, the material 8 moves between the hot pressing head 211 and the material bearing plate 223, the hot pressing head 211 is convenient to press the nickel wire 3 into the workpiece, and the second guide wheel 542 is used for winding the carrier 4. The second guide wheel 542 is communicated with the material receiving groove 514 of the winding shaft 51, so that the carrier 4 separated from the nickel wire 3 can be conveniently wound in the winding shaft 51.

When the material 8 needs to be conveyed between the hot pressing head 211 and the material bearing plate 223, the material 8 penetrates through the pressing groove 533, and then the material 8 is wound around the first guide wheel 541, and then the material 8 is driven to move towards the direction of the second guide wheel 542 along the horizontal direction, meanwhile, the material 8 passes through between the hot pressing head 211 and the material bearing plate 223, and the nickel wire 3 is located on one side of the material 8 facing the material bearing plate 223, and then the hot pressing head 211 slides and presses the material 8 into a workpiece, and then the nickel wire 3 is separated from the carrier 4, the rest of the carrier 4 slides towards the direction of the second guide wheel 542 along the horizontal direction, and the carrier 4 is wound around the second guide wheel 542 from bottom to top, and by using the carrier 4 reserved by an operator, the reel 51 continues to rotate, and then the carrier 4 is driven to move towards the direction of the reel 51 and be wound.

Referring to fig. 3 and 4, the hot press 21 is located below the reel 51. Specifically, the guiding assembly further includes a third guiding wheel 543 rotatably connected to the third guiding wheel. The third guiding wheel 543 is rotatably connected to the fixing plate 11, the third guiding wheel 543 is located above the winding shaft 51, two opposite sides of the third guiding wheel are respectively communicated with the winding shaft 51 and the second guiding wheel 542, and the third guiding wheel 543 is used for winding the carrier 4.

The implementation principle of the bonding machine in the embodiment of the application is as follows:

when the reel 51 is needed to wind the carrier 4, the carrier 4 is wound around the second guide wheel 542 from bottom to top, and then the carrier 4 moves upwards along the vertical direction until the carrier 4 is wound around the third guide wheel 543 from bottom to top, and the carrier 4 moves along the direction of the material receiving groove 514 of the reel 51 from bottom to top, so that the occurrence of interference between the carrier 4 and the hot pressing device 21 in the winding process is reduced, and the reel 51 is convenient to wind the carrier 4.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A bonding machine, which comprises a frame (1) and an ACF platform arranged on the frame (1),

the method is characterized in that: the ACF platform comprises a hot pressing device (21) and a feeding device (22), the hot pressing device (21) comprises a driving cylinder (212) mounted on the rack (1) and a hot pressing head (211) mounted on an output shaft of the driving cylinder (212), the feeding device (22) comprises a linear module (221) mounted on the rack (1) and a material bearing plate (223) mounted on the linear module (221), the hot pressing head (211) and the material bearing plate (223) are arranged oppositely, the driving cylinder (212) is used for driving the hot pressing head (211) to slide, the linear module (221) is used for driving the material bearing plate (223) to slide, and the material bearing plate (223) is used for placing a workpiece;

the ACF platform also comprises a breaking prevention device, the breaking prevention device comprises a carrier (4), a scroll (51), a tensioning mechanism and a driving motor (7), the carrier (4) is bonded and fixed with the nickel wire (3) to form a material (8), the reel (51) is rotatably connected to the rack (1), one end of the side wall of the reel (51) is used for unwinding the material (8), the other end of the side wall of the scroll (51) is used for winding a carrier (4), the driving motor (7) is arranged on the frame (1), the driving motor (7) is connected with the scroll (51), the driving motor (7) is used for driving the scroll (51) to rotate, the tensioning mechanism is movably mounted on the rack (1), and is used for tensioning the materials (8) unwound by the reel (51) and moving the materials (8) to a position between the hot pressing head (211) and the material bearing plate (223).

2. A bonding machine according to claim 1, characterized in that: the carrier (4) is an adhesive tape.

3. A bonding machine according to claim 2, characterized in that: the tensioning mechanism comprises a guide assembly, the guide assembly comprises a first guide wheel (541) and a second guide wheel (542), the first guide wheel (541) and the second guide wheel (542) are mounted on the rack (1), the first guide wheel (541) and the second guide wheel (542) are respectively located at two opposite ends of the horizontal direction of the hot pressing head (211), the first guide wheel (541) is used for winding materials (8), the second guide wheel (542) is used for winding carriers (4), and the height positions of the second guide wheel (542) and the first guide wheel (541) are located between the hot pressing head (211) and the material bearing plate (223).

4. A bonding machine according to claim 3, characterized in that: the spool (51) is located the top of hot pressing head (211), the direction subassembly still includes third leading wheel (543), third leading wheel (543) rotate connect in frame (1), third leading wheel (543) communicate in second leading wheel (542) with between spool (51), third leading wheel (543) are located the top of spool (51), third leading wheel (543) are used for supplying carrier (4) to wind.

5. A bonding machine according to claim 3, characterized in that: the tensioning mechanism further comprises a pressing assembly (53), the pressing assembly (53) is located between the reel (51) and the first guide wheel (541), the pressing assembly (53) comprises a first pressing wheel (531) and a second pressing wheel (532), the first pressing wheel (531) and the second pressing wheel (532) are both rotatably connected to the fixing plate (11), pressing grooves (533) for materials (8) to penetrate through are formed between the first pressing wheel (531) and the second pressing wheel (532) at intervals, and the first pressing wheel (531) and the second pressing wheel (532) are respectively abutted to two opposite sides of the materials (8).

6. A bonding machine according to claim 5, characterized in that: the rack (1) comprises a fixing plate (11), the fixing plate (11) is used for mounting the anti-breaking device and the hot-pressing device (21), and one end of the scroll (51) for accommodating the material (8) and the hot-pressing device (21) are respectively positioned on two opposite sides of the fixing plate (11); the tensioning mechanism further comprises a sleeve (52) fixedly connected to the fixing plate (11), the sleeve (52) penetrates through two opposite sides of the fixing plate (11), the sleeve (52) is communicated between the pressing assembly (53) and the reel (51), and the sleeve (52) is used for allowing the material (8) to penetrate through.

7. A bonding machine according to claim 1, characterized in that: reel (51) with movable mounting has drive mechanism (6) between driving motor (7), drive mechanism (6) include coaxial fixed connection in transmission shaft (61) of driving motor (7) output shaft, coaxial fixed connection in drive wheel (62) of transmission shaft (61) and with drive wheel (62) meshing driven round (63), follow the coaxial fixed connection of one end of driving round (63) and reel (51).

8. A bonding machine according to claim 1, characterized in that: the two opposite ends of the scroll (51) are fixedly connected with a discharging disc (511) and a receiving disc (513) respectively, the receiving disc (513) can be abutted against the carrier (4), and the discharging disc (511) can be abutted against the material (8).