CN209787571U - Automatic tape winder - Google Patents

Abstract

The utility model discloses an automatic tape winder is applicable to the winding of high temperature sticky tape on the circuit board, automatic tape winder includes loading attachment, transfer device, wind and the unloader who arranges in order on the board, loading attachment is used for treating the transport of the circuit board of kinking the area, transfer device can by at every turn loading attachment transfers a plurality of the circuit board extremely wind device, wind device can accomplish to a plurality ofly on the circuit board synchronous winding of high temperature sticky tape, transfer device still can be with a plurality ofly behind the kinking the circuit board by wind device transfers extremely unloader is with the unloading, just transfer device is waiting a plurality of behind the kinking or/and the kinking the in-process of circuit board is adjustable interval between the circuit board. The machine has the advantages of simple structure, high automation degree and high efficiency, and effectively reduces the production cost.

Description

Automatic tape winder

Technical Field

The utility model relates to an electronic product assembly field especially relates to a can realize carrying out the automatic tape winder of high temperature sticky tape winding to the exposed electronic component of circuit board.

Background

With the rapid development of science and technology, people have higher and higher requirements on the quality of electronic products, and more electronic products such as mobile phones, tablet computers, earphones and the like are designed to be smaller and lighter, so that the electronic products are developed towards high-density integration and hyperfine, and correspondingly, the requirements on the assembling equipment of electronic components are also higher and higher. Particularly, for a circuit board involved in an electronic product, since a plurality of electronic components are highly integrated on the circuit board, many of the exposed electronic components need to be covered by a high-temperature adhesive tape for protection during an assembly process. At present, a high-temperature adhesive tape is wound on a circuit board generally in a manual operation mode, a sheet is wound and cut manually, the manual operation efficiency is low, the winding precision cannot be guaranteed, and the problem that glue of the high-temperature adhesive tape pollutes other elements of the circuit board easily occurs in the winding process.

Therefore, there is a need for an automatic tape winder that can perform automatic assembly line work, has a simple structure, and is highly accurate and efficient to overcome the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple structure, assembly accuracy height, degree of automation height and efficient automatic tape winder.

In order to realize the above-mentioned purpose, the utility model discloses an automatic tape winder is applicable to the winding of high temperature sticky tape on the circuit board, automatic tape winder includes loading attachment, transfer device, wind and the unloader who arranges in order on the board, loading attachment is used for treating the transport of the circuit board of kinking area, transfer device can by at every turn loading attachment transfers a plurality ofly the circuit board extremely wind device, wind device can be to a plurality of the circuit board carries out the synchronous winding of high temperature sticky tape, transfer device still can be with a plurality of after the kinking area the circuit board by wind device transfers extremely unloader is with the unloading, just transfer device treat a plurality of after the kinking area or/and the kinking area the in-process of circuit board is adjustable interval between the circuit board.

Preferably, the transfer device includes a transfer mechanism, a variable pitch mechanism connected to an output end of the transfer mechanism, and a plurality of material taking members slidably mounted on the variable pitch mechanism, the transfer mechanism may drive the variable pitch mechanism to drive the material taking members to move and rotate, and the variable pitch mechanism may drive the material taking members to slide on the variable pitch mechanism to adjust a pitch between the material taking members.

Preferably, the variable-pitch mechanism comprises a mounting plate, and a driving shaft and a guide member which are arranged on the mounting plate, wherein the driving shaft and the guide member are respectively arranged on two opposite sides of the mounting plate, at least one spiral groove is arranged on the driving shaft, the material taking member is arranged on the guide member in a sliding manner at intervals, the side end of the material taking member is further slidably clamped in the spiral groove, and the driving shaft rotates to drive the material taking member to slide in the spiral groove, so that the material taking member slides on the guide member to adjust the pitch between the material taking members.

Preferably, the automatic tape winding machine further comprises a carrier for carrying the circuit board, a plurality of clamping grooves arranged in a matrix are arranged in the carrier, the circuit board is clamped in the clamping grooves, and through holes can be formed in the clamping grooves.

Preferably, the feeding device includes a feeding conveying mechanism, a jacking mechanism disposed below the feeding conveying mechanism, and a clamping mechanism disposed above the jacking mechanism, the feeding conveying mechanism conveys the carrier to the jacking mechanism, the jacking mechanism can jack the carrier upwards to be separated from the feeding conveying mechanism, the clamping mechanism fixes the jacked carrier, the jacking mechanism can also penetrate through the through hole to jack the circuit board in the clamping groove upwards to a position convenient for the transferring device to take the circuit board, and the jacking mechanism can push a plurality of circuit boards at each time.

Preferably, the jacking mechanism includes a supporting plate and a plurality of jacking pieces disposed below the supporting plate, the supporting plate is provided with penetrating slots corresponding to the through holes, each jacking piece is provided with a plurality of jacking heads arranged at intervals, the supporting plate can move up and down relative to the feeding conveying mechanism to support and jack the carriers, and the plurality of jacking pieces can move up and down alternatively relative to the supporting plate, so that the jacking heads on the jacking pieces penetrate through the penetrating slots and the through holes to jack the circuit boards in the clamping slots.

Preferably, the winding device comprises a clamp, a tape feeding assembly and a cutting assembly which are arranged in a one-to-one correspondence manner at a plurality of tape winding positions, wherein at least one placing groove is formed in the clamp, the tape feeding assembly conveys the high-temperature tapes to the notch of the placing groove in an upward direction of a pasting surface, the circuit board is clamped in the placing groove, a tape winding area of the circuit board is suspended at the notch and can be attached to the high-temperature tapes, the clamp can rotate and wind the high-temperature tapes on the circuit board, and a cutter of the cutting assembly is arranged at the side of the notch of the placing groove and can move linearly to cut off the high-temperature tapes.

Preferably, the upper and lower opposite sides of the clamp are respectively provided with one of the placing grooves, and the cutter is located in the middle of the two placing grooves.

Preferably, the unloading device includes a supporting mechanism, a positioning mechanism disposed on the upper side of the supporting mechanism, and a pushing mechanism mounted above the positioning mechanism, the supporting mechanism can move linearly up and down relative to the positioning mechanism to push a plurality of stacked supported carriers to the positioning mechanism, the positioning mechanism cooperates with the supporting mechanism to support one carrier on the top layer on the positioning mechanism, and the pushing mechanism can move back and forth relative to the positioning mechanism to push the carrier supported on the positioning mechanism for unloading.

Preferably, the utility model discloses an automatic around tape unit still includes recovery unit, recovery unit is including locating the mechanism and the pull-back mechanism of fetching and delivering of loading attachment side top, it can be relative to fetch and deliver the mechanism loading attachment rectilinear movement and will the loading attachment overhead the carrier is transferred extremely on the pull-back mechanism, pull-back mechanism will the carrier towards with loading attachment's the opposite direction conveying of pay-off direction.

Compared with the prior art, the transfer device of the automatic tape winder of the utility model can transfer a plurality of circuit boards to the winding device by the feeding device each time, the winding device can realize synchronous winding of high-temperature adhesive tapes for the circuit boards each time, and the transfer device can transfer the circuit boards after being wound to the blanking device by the winding device simultaneously for blanking, the structure of the whole automatic tape winder is simple, the automation degree is high, the efficiency is high, moreover, the transfer device can adjust the space between the circuit boards in the process of transferring the circuit boards after being wound or/and the tape, thereby transferring the circuit boards between the feeding device and the winding device at different spaces or/and the winding device and the blanking device at different spaces, other transfer devices are not needed to be added, the structure of the whole machine is further simplified, the cost is effectively reduced, and the space adjustment is carried out in the transfer process, the adjusting efficiency is high, and the adjusting device can be adjusted corresponding to circuit boards of different models, so that the universality of the whole machine is improved.

Drawings

Fig. 1 is a schematic structural diagram of the circuit board of the present invention.

Fig. 2 is a schematic diagram of the circuit board after being wound with the high-temperature adhesive tape.

Fig. 3 is a schematic perspective view of the automatic belt winding machine of the present invention including a casing.

Fig. 4 is a schematic view of a three-dimensional structure of an angle of the automatic belt winding machine of the present invention.

Fig. 5 is a schematic perspective view of another angle of the automatic belt winding machine of the present invention.

Fig. 6 is a schematic perspective view of the feeding device of the present invention.

Fig. 7 is a schematic diagram of a structure of a jacking mechanism of the present invention.

Fig. 8 is a schematic view of another structure of the jacking mechanism of the present invention.

Fig. 9 is a schematic perspective view of the transfer device of the present invention.

Fig. 10 is a bottom view of the transfer device of the present invention.

fig. 11 is a schematic perspective view of the driving shaft of the present invention.

Fig. 12 is a schematic perspective view of the winding device of the present invention.

Fig. 13 is an enlarged view of a portion a in fig. 12.

Fig. 14 is a side view of the winding device of the present invention.

Fig. 15 is a schematic perspective view of the blanking device of 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 description is given in conjunction with the embodiments and the accompanying drawings.

Referring to fig. 1 and 2, a plurality of electronic components are highly integrated on a circuit board 200 as an electronic product component, and particularly, a high temperature tape 300 is often required to be wound on an electronic component 201 partially exposed to the outside to perform a shielding protection function, so that a winding area 200a is formed on the circuit board 200 at a position close to the electronic component 201, specifically, in the present application, the circuit board 200 is used for a mobile phone charger, and the high temperature tape 300 is mainly wound on the winding area 200a where a solder joint exposed to the outside on the circuit board 200 is located.

Referring to fig. 3 to 5, the present invention discloses an automatic tape winding machine 100 for winding a high temperature adhesive tape 300 on a circuit board 200, the automatic tape winding machine 100 of the present invention includes a feeding device 10, a transferring device 20, a winding device 30 and a discharging device 40 arranged in sequence on a machine table 101, the feeding device 10 is used for conveying the circuit board 200 to be wound, the transferring device 20 can transfer a plurality of circuit boards 200 to the winding device 30 by the feeding device 10 at each time, the winding device 30 can synchronously wind the high temperature adhesive tape 300 on the plurality of circuit boards 200 at each time, the transferring device 20 can also transfer the plurality of circuit boards 200 to be wound to the discharging device 40 by the winding device 30 at one time for discharging, and the transferring device can adjust the distance between the circuit boards in the process of transferring the plurality of circuit boards to be wound or/and wound. Wherein, as shown in fig. 3, the automatic belt winding machine 100 of the present invention further includes a casing 102 covering the outside of each device and a control module 50 electrically connected to each device, wherein the casing 102 is provided with a feeding port and a discharging port, and the control module 50 is used for coordinating the coordination between the devices. The display screen 51 and the control buttons 52 of the control module 50 are disposed on the housing 102, and electrical control components such as a controller of the control module 50 are disposed in the housing 102. It is understood that the specific structure and control principles of the control module 50 are well known in the art and will not be described in detail herein. More specifically:

In order to facilitate the transmission of the circuit board 200, the automatic belt winding machine 100 of the present invention further includes a carrier 60 for carrying the circuit board 200, a plurality of slots 60a arranged in a matrix are provided in the carrier 60, and the circuit board 200 is connected to the slots 60a matched with the shape of the circuit board 200. A through hole 60b may be formed in the slot 60a to facilitate the removal of material by the moving device 20. In order to better adapt to an automatic production line, an upper connection table 103 and a lower connection table 104 can be additionally arranged at the feed inlet of the casing 102, and the lower connection table 104 and the feeding device 10 can be in butt joint according to needs, so that carriers 60 carrying circuit boards 200 flowing on the production line can conveniently flow into the machine. Go up the top of the platform of plugging into 103 and locating lower platform of plugging into 104, correspondingly, the utility model discloses an automatic strip winding machine 100 still includes recovery unit 70, recovery unit 70 is including locating getting of loading attachment 10 side top send mechanism 71 and pull-back mechanism 72, go up the platform of plugging into 103 and pull-back mechanism 72 butt joint mutually, get and send mechanism 71 can be relative loading attachment 10 in vertical direction and horizontal vertical rectilinear movement to will take away empty carrier 60 in back because of circuit board 200 and transfer to pull-back mechanism 71, pull-back mechanism 71 conveys empty carrier 60 towards the direction opposite with loading attachment 10's pay-off direction, thereby realize the recovery of carrier 60 and recycle through last platform of plugging into 103. Furthermore, an upper connection table 105 and a lower connection table 106 may be added at the discharge port of the housing 102, the lower connection table 106 may be connected to one end of the blanking device 40, the upper connection table 105 may be connected to the other end of the blanking device 40, after the tape winding is completed, the circuit board 200 carried in the carrier 80 may be fed to the next device of the production line through the lower connection table 106, and the hollow carrier 80 of the next device may be fed back to the machine through the upper connection table 105 for recycling.

specifically, the winding device 30 is provided with a plurality of glue winding positions 30a (see fig. 14), and since the high temperature adhesive tape 300 is thinner, the carrier 60 and the carrier 80 may have the same structure, of course, the number and distribution of the slots 60a on the carrier 60 and the slots 80a on the carrier 80 may also be different, and correspondingly, the distance between the glue winding positions 30a and the distance between the slots 60a or/and the distance between the slots 80a may also be different. Therefore, in order to improve the production efficiency, the automatic tape winding machine 100 of the present invention may include two transfer devices 20 mounted on the machine platform 101, wherein one transfer device 20 moves between the feeding device 10 and the winding device 30, and the other transfer device 20 moves between the winding device 30 and the discharging device 40.

Referring to fig. 6 to 8, the feeding device 10 includes a feeding conveying mechanism 11, a jacking mechanism 12 disposed below the feeding conveying mechanism 11, and a clamping mechanism 13 disposed above the jacking mechanism 12, the feeding conveying mechanism 11 conveys the carrier 60 to the jacking mechanism 12, the jacking mechanism 12 can jack the carrier 60 upward to be separated from the feeding conveying mechanism 11, the clamping mechanism 13 fixes the jacked carrier 60, the jacking mechanism 12 can also pass through the through hole 60b to push the circuit board 200 in the slot 60a upward to a position convenient for the transferring device 20 to take materials, and the jacking mechanism 12 can push a plurality of circuit boards 200 at a time.

Specifically, the feeding and conveying mechanism 11 includes a front-end guide rail 111 that can be butted against the lower docking station 104, a rear-end guide rail 112 that can be butted against the front-end guide rail 111, and a stop assembly 113 disposed between the front-end guide rail 111 and the rear-end guide rail 112. The jacking mechanism 12 is disposed below the rear-end guide rail 112 and located between two conveyor belts of the rear-end guide rail 112, and when the carrier 60 stays at the rear-end guide rail 112 to be taken, the baffle of the stopping assembly 113 can be lifted upwards to prevent the front-end guide rail 111 from continuing to convey the carrier 60, otherwise, the baffle can be reset downwards to allow the front-end guide rail 111 to convey the carrier 60 to the rear-end guide rail 112.

Specifically, the jacking mechanism 12 includes a supporting plate 121 and a plurality of jacking pieces 122 disposed below the supporting plate 121, a penetrating slot 121a corresponding to the through hole 60b is disposed on the supporting plate 121, a plurality of jacking heads 1221 arranged at intervals are disposed on each jacking piece 122, the supporting plate 121 can move up and down relative to the feeding conveying mechanism 11 to jack the carriers 60 on the feeding conveying mechanism 11, and the plurality of jacking pieces 122 can move up and down alternatively relative to the supporting plate 121, so that the jacking head 1221 on each jacking piece 122 penetrates through the corresponding penetrating slot 121a and the through hole 60b to jack the circuit board 200 in the slot 60 a. The two adjacent pushing heads 1221 on each pushing member 122 are exactly spaced by the distance of one slot 60a, and the pushing heads 1221 on the adjacent pushing members 122 are arranged in a staggered manner, so that the pushing heads 1221 can be arranged in a crossed manner, thereby facilitating the simultaneous picking and feeding of the corresponding circuit boards 200.

More specifically, referring to fig. 7, in the present embodiment, the supporting plate 121 (hidden in the figure) and the 4 pushing elements 122 are disposed on the bottom plate 123, and the bottom plate 123 can drive the supporting plate 121 and the 4 pushing elements 122 to move linearly up and down under the driving of the driver 124 connected to the bottom plate 123. The 10 card slots 60a on the carrier 60 are in a row, 20 card slots 60a are arranged in two rows, each of the pushing members 122 has 5 pushing heads 1221, and then 4 pushing members 122 are arranged in two rows on the bottom plate 123 in a staggered manner, so that the 5 pushing heads 1221 are arranged in a crossed manner and correspond to the 10 card slots 60a one by one, and the 4 pushing members 122 can move up and down relative to the supporting plate 121 under the driving of the corresponding drivers 125, thereby pushing 5 circuit boards 200 at a time to complete the loading of the 20 circuit boards 200 on the entire carrier 60 four times. Of course, the structure of the pushing mechanism 12 may also be as shown in fig. 8, which is different from the structure of the pushing mechanism 12 described above in that the number of the pallets 121 and the pushing elements 122 is 2, 2 pallets 121 are arranged corresponding to two rows of the slots 60a, each of the pushing elements 122 and the pallets 121 can not only move up and down relative to the base plate 123, but also can move linearly relative to the base plate 123 under the driving of the corresponding driver 126 to align, and then the pushing elements 122 move up and down relative to the pallets 121, so that 5 circuit boards 200 can be pushed up four times each time to complete the loading of the circuit boards 200 of 20 on the entire carrier 60. It should be noted that, when the size of the card slot 60a on the carrier 60 is relatively larger than the size of the circuit board 200, or the size of the circuit board 200 is relatively smaller and the distance between the card slots 60a is relatively larger, the pressing heads 1221 of the plurality of pressing members 122 may be sequentially arranged and arranged in a one-to-one correspondence with the card slots 60 a. Specifically, the number and shape of the pressing heads 1221 may be set according to actual needs, and are not limited thereto.

Referring to fig. 9 to 11, the transfer device 20 includes a transfer mechanism 21, a variable pitch mechanism 22 connected to an output end of the transfer mechanism 21, and a plurality of material taking members 23 slidably mounted on the variable pitch mechanism 22, wherein the transfer mechanism 21 can drive the variable pitch mechanism 22 to drive the material taking members 23 to move and rotate, and the variable pitch mechanism 22 can drive the material taking members 23 to slide on the variable pitch mechanism 22 to adjust the pitch between the material taking members 23. Specifically, the variable pitch mechanism 22 includes a mounting plate 221, and a driving shaft 222 and a guide 223 which are disposed on the mounting plate 221, the driving shaft 222 and the guide 223 are disposed along a longitudinal direction of the mounting plate 221 and are disposed on two opposite sides of the mounting plate 221, the driving shaft 222 is provided with at least one spiral groove 222a, the material taking member 23 is slidably disposed on the guide 223 at intervals, a side end of the material taking member 23 is further slidably engaged in the spiral groove 222a, and the driving shaft 222 rotates to drive the material taking member 23 to slide in the spiral groove 222a, so that the material taking member 23 slides on the guide 223 to adjust a pitch between the material taking members 23. The material taking member 23 is specifically a clamping jaw or a suction cup, and the pitch of the spiral groove 222a can be set according to actual needs, in this embodiment, the spiral groove 222a is a variable pitch spiral groove. The transfer device 20 is simple and compact in structure, can achieve the fetching and delivering operation of the circuit boards 200 at a time, is high in efficiency, can adjust the distance between the fetching pieces 23, is higher in adaptability, and effectively reduces production cost.

Specifically, the output shaft of the rotary driver 224 is connected to the driving shaft 222 via a timing belt 225, so that the driving shaft 222 is driven to rotate. The guiding member 223 may be a linear guide rail or a linear guide rod, and the material taking member 23 is slidably hung on the linear guide rail or slidably threaded on the linear guide rod, so that the material taking member 23 can only adjust the distance between the material taking members 23 along the linear direction. Of course, in other embodiments, the guiding element 223 may also be a guiding groove with a certain inclination angle or curvature, and the guiding element 22 is slidably engaged in the guiding groove, so that the distance between the material taking elements 23 in the height direction can also be adjusted. Preferably, the number of the guide members 223 is two, and the two guide members 223 are arranged at intervals along the longitudinal direction of the mounting frame 221, so that the material taking member 23 can be stably hooked or threaded on the guide members 223, and the stability in the process of adjusting the distance is effectively ensured.

Specifically, the variable pitch mechanism 22 further includes at least two hanging plates 226, the at least two hanging plates 226 are slidably mounted on the guide 223, a material taking member 23 is installed on a side of each hanging plate 226 opposite to the guide 223, a clamping portion 2261 can be disposed on a side of the hanging plate 226 opposite to the guide 223, and the clamping portion 2261 penetrates through the mounting plate 221 and is slidably clamped in the spiral groove 222 a. In this embodiment, the material taking member 23 is connected to the hanging plate 226 through a connecting plate 227, and the connecting plate 227 is disposed at the lower end of the hanging plate 226 and can slide on the hanging plate 226. An elastic member 228 is further disposed between the connecting plate 227 and the positioning block 2262 of the hanging plate 226, the positioning block 2262 is located above the connecting plate 227, the elastic member 228 constantly drives the connecting plate 227 to move towards a direction away from the positioning block 2262, so that in the process of moving the material taking member 23 downwards to take the material, the elastic member 228 can prevent the circuit board 200 from being damaged due to too fast movement or too large pressing force, and the elastic member 228 is specifically a compression spring.

Specifically, only one spiral groove 222a may be provided on the driving shaft 222, and the plurality of material taking members 23 are sequentially clamped in the spiral groove 222a along the axial direction of the driving shaft 222, so that the intervals between the plurality of material taking members 23 can be synchronously adjusted along the same direction. Of course, at least two spiral grooves 222a may be symmetrically disposed on the driving shaft 222, and the at least two spiral grooves 222a may be symmetrically disposed from the center of the driving shaft 222 to both sides of the driving shaft 222, and a material taking member 23 is slidably connected to each spiral groove 222a, so as to adjust the distance between the material taking members 23 from both ends to the center, or adjust the distance between the material taking members 23 from the center to both ends. Specifically, the front ports of the at least two spiral grooves 222a near the center position are aligned, and the rear ports of the at least two spiral grooves 222a far from the center position are aligned

More specifically, referring to fig. 11, in the present embodiment, 4 spiral grooves 222a are sequentially formed on the driving shaft 222 from left to right, wherein the spiral groove 222a of the first position and the spiral groove 222a of the fourth position are located at positions close to two side ends of the driving shaft 222, and are symmetrically arranged; the second position spiral groove 222a and the third position spiral groove 222a are located near the center of the driving shaft 222, and are symmetrically arranged. The front port 222a1 of the first position spiral groove 222a, the front port 222a2 of the second position spiral groove 222a, the front port 222a3 of the third position spiral groove 222a, and the front port 222a4 of the fourth position spiral groove 222a are flush, and the rear port 222b1 of the first position spiral groove 222a, the rear port 222b2 of the second position spiral groove 222a, the rear port 222b3 of the third position spiral groove 222a, and the rear port 222b4 of the fourth position spiral groove 222a are flush. The 4 material taking parts 23 are correspondingly clamped in the 4 spiral grooves 222a one to one, and the material taking part 23 is further arranged at the central position of the driving shaft 222, so that the 4 material taking parts 23 can be aligned with the material taking part 23 at the central position to adjust the distance between the material taking parts 23.

Referring to fig. 12 to 14, the winding device 30 includes a fixture 31, a tape loading assembly 32 and a cutting assembly 33, which are disposed at a plurality of winding positions 30a in a one-to-one correspondence, the fixture 31 is provided with at least one disposition groove 31a, the tape loading assembly 32 transfers the high temperature tape 300 to a position close to a notch of the disposition groove 31a in a direction of a bonding surface facing upward, the circuit board 200 is fixed in the disposition groove 31a and the winding region 200a of the circuit board 200 is suspended at the notch of the disposition groove 31a, and can be jointed with the high-temperature adhesive tape 300 at the notch, the clamp 31 can be driven to rotate by a winding driver 34 correspondingly connected with one clamp, so that the high temperature adhesive tape 300 is wound on the winding area 200a of the circuit board 200, and the cutter 331 of the cutting assembly 33 is disposed beside the notch of the seating slot 31a and can linearly move close to or away from the seating slot 31a to cut off the high temperature adhesive tape 300 wound on the circuit board 200. The installation positions of the cutters 331 relative to the fixture 31 in the horizontal longitudinal direction and the vertical direction are adjustable, so that the relative distance and the height between the cutters 331 and the installation grooves 31a in different fixtures 31 can be adjusted, and the cutters 331 can be 45-degree oblique cutters. In addition, one of the clamp 31 and the tape loading assembly 32 can move vertically relative to the other by a small amount, so that the adhesion between the bottom of the circuit board 200 and the high temperature tape 300 can be enhanced.

Specifically, a pressing member 35 is disposed beside the placement groove 31a of the fixture 31, and the pressing member 35 can pivot relative to the placement groove 31a, so as to clamp or release the circuit board 200 placed in the placement groove 31a, thereby effectively preventing the circuit board 200 from shifting or falling off from the placement groove 31a during the rotation process. In order to realize the pivoting of the pressing member 35, a pivoting shaft 36 is further disposed at a side end of the positioning groove 31a on the clamp 31, the pressing member 35 is sleeved on the pivoting shaft 36 and has a pressing end 351 and a pressing end 352, a pressing member 37 is further disposed above the clamp 31 at a position opposite to the pressing end 351 of the pressing member 35, and the pressing member 37 can move linearly up and down relative to the pressing member 35 opposite thereto to push the pressing end 351 or release the pushing of the pressing end 351, so that the pressing end 352 of the pressing member 35 pivots around the pivoting shaft 36 to release or clamp the circuit board 200 in the positioning groove 31 a. When the circuit board 200 needs to be taken and placed, the pressing member 35 is driven by the pressing member 37 to turn in a direction away from the placing groove 31a, and the pressing member 35 is always pressed on the circuit board 200 during the circuit board 200 rotates to wind the high temperature adhesive tape 300. Preferably, an elastic member (not shown) is further disposed between the pressing member 35 and the pivot shaft 36 or between the pressing member 35 and the clamp 31, and the elastic member constantly drives the pressing member 35 to rotate toward the direction approaching the seating groove 31 a. The width of the placing groove 31a on the clamp 31 is adjustable, thereby adapting to the fixation of circuit boards 200 with different specifications.

Further, in order to ensure the synchronization of the pressing and to improve the efficiency, a plurality of pressing pieces 37 may be installed on the same carriage 371 so as to move in synchronization with the carriage 371 by the pressing driver 372. Similarly, a plurality of cutting assemblies 33 may also be disposed on a linear slide rail at intervals, and may be driven by the cutting driver 331 to move synchronously on the linear slide rail, so as to achieve synchronous cutting of the plurality of high temperature adhesive tapes 300. Furthermore, in order to improve the efficiency, two opposite sides of the upper and lower sides of each clamp 31 are respectively provided with a placement groove 31a, the cutting knife 331 is located at the middle position of the two placement grooves 31a, a pressing member 35 is respectively arranged beside each placement groove 31a, and the pressing members 35 at the two sides are symmetrically arranged, so that only one pressing member 37 can be arranged above each clamp 31, and the pressing member 35 rotating to the lower side can be subjected to the action of pivoting the pressing member 35.

Specifically, after the circuit board 200 disposed in the upper disposition groove 31a begins to be attached to the starting end of the high temperature tape 300 and rotates 180 °, the lower disposition groove 31a just rotates to the upper side, and another circuit board 200 may be correspondingly disposed; thereafter, as the jig 31 rotates, when the winding of the high temperature adhesive tape 300 on the circuit board 200 of the upper disposition groove 31a is about to be completed, the high temperature adhesive tape 300 starts to be wound on the circuit board 200 of the lower disposition groove 31a during the rotation; at this time, the high temperature adhesive tape 300 connected to the circuit boards 200 at the upper and lower sides can be cut off by the cutter 331, and since the cutter 331 is a 45 ° beveling cutter, both cut-off ends of the high temperature adhesive tape 300 can be respectively pushed toward the circuit boards 200 at the upper and lower sides in the cutting-off process; then, after the circuit board 200 in the upper placement groove 31a on which the adhesive is wound is removed and a new circuit board 200 is replenished, when the high temperature adhesive tape 300 is to be wound on the circuit board 200 in the lower placement groove 31a as the jig 31 continues to rotate, the high temperature adhesive tape 300 connected between the circuit board 200 on the lower side and the circuit board 200 newly placed on the upper side is cut off, and the above operations are repeated continuously, so that the uninterrupted operation of winding the adhesive on the circuit boards 200 on both sides can be completed, thereby improving the efficiency. In addition, in this embodiment, the high temperature adhesive tape 300 can be simultaneously wound on 5 circuit boards 200 at a time, thereby further improving the working efficiency.

Referring to fig. 15, the blanking device 40 includes a supporting mechanism 41, a positioning mechanism 42 disposed on the upper side of the supporting mechanism 41, and a pushing mechanism 43 erected above the positioning mechanism 42, the supporting mechanism 41 can move linearly up and down relative to the positioning mechanism 42 to push the supported and stacked carriers 80 to the positioning mechanism 42, the positioning mechanism 42 cooperates with the supporting mechanism 41 to separate the carrier 80 on the uppermost layer from the supporting mechanism 41 and support the carrier on the positioning mechanism 42, and the pushing mechanism 43 can move linearly back and forth relative to the positioning mechanism 42 to push the carrier 80 supported on the positioning mechanism 42 for blanking. The blanking device 40 also comprises a magazine mechanism 44 which delivers the stacked carriers 80 to the carrier mechanism 41. The storing mechanism 44 is disposed at the left side of the supporting mechanism 41 and can transport the stacked carriers 80 from top to bottom and from left to right to the supporting mechanism 41, the supporting mechanism 41 then pushes the stacked carriers 80 from bottom to top to the positioning mechanism 42, and after the positioning mechanism 42 supports and clamps a carrier 80 at the uppermost layer, the supporting mechanism 41 moves down to separate the carrier 80 at the uppermost layer from the rest of the carriers 80 still stacked. The stock mechanism 44 can move up and down linearly and is butted with the upper connection table 105 so as to receive empty carriers 80 which are pulled back from the production line, and move down and convey the received empty carriers 80 to the carrying mechanism 41, after the carriers 80 clamped on the positioning mechanism 42 are filled with the circuit boards 200 which are wound with tapes, the positioning mechanism 42 releases the clamping on the carriers 80, and the pushing mechanism 43 pushes the carriers 80 which are only supported on the positioning mechanism 42 after the clamping is released to the lower connection table 106 so as to flow out of the machine.

Specifically, a conveyor belt 45 for conveying the empty carrier 80 is arranged between the supporting mechanism 41 and the storing mechanism 44, the supporting mechanism 41 and the storing mechanism 44 both include a pushing assembly 46 which is arranged below the conveyor belt 45 and can move up and down relative to the conveyor belt 45, and the pushing assembly 46 can carry and convey the empty carrier 80. The positioning mechanism 42 includes a supporting member 431 and a clamping member 432, the supporting member 431 is L-shaped, the bottom side of the carrier 80 can be lapped on the supporting member 431, and the clamping member 432 can linearly move close to or away from the carrier 80, so as to abut against or separate from a positioning portion arranged on the side wall of the carrier 80. The pushing mechanism 43 includes a pushing plate 431, the pushing plate 431 is disposed above the positioning mechanism 42 and can move up and down relative to the positioning mechanism 42 to abut against the carriers 80 on the positioning mechanism 42, and the pushing plate 431 can also move linearly along the longitudinal direction of the positioning mechanism 42, so as to push the carriers 80 onto the lower docking station 106 for flowing and pulling.

The working principle of the automatic tape winding machine 100 of the present invention is described below with reference to fig. 1 to 15:

After the equipment is started, the loading device 10 receives and fixes the carriers 60 carrying the circuit boards 200 conveyed by the assembly line, the transfer device 20 positioned between the loading device 10 and the winding device 30 transfers the circuit boards 200 on the carriers 60 to 5 corresponding clamps 31 on the winding device 30 in a group of 5, and the distance between the 5 circuit boards 200 can be adjusted to correspond to the positions of the 5 clamps 31 in the transfer process;

Then, the 5 clamps 31 on the winding device 30 move downward synchronously to achieve the tight adhesion of the 5 circuit boards 200 and the corresponding high-temperature tapes 300, or the adhesion of the first group of 5 circuit boards 200 and the corresponding high-temperature tapes 300 is achieved manually, and then, after the clamps 31 rotate by 180 degrees, the transfer device 20 between the feeding device 10 and the winding device 30 takes and delivers the 5 circuit boards 200 from the carrier 60 and places the circuit boards in the placement grooves 31a on the other side of the 5 clamps 31;

then, the cutter 331 cuts the high temperature adhesive tape 300 connected between the upper and lower two sets of circuit boards 200 in synchronization with the rotation of the jig 31, the transfer device 20 provided between the winding device 30 and the blanking device 40 transfers the first set of 5 circuit boards 200 which are wound to the carrier 80 of the blanking device 40, and the winding device 30 finishes the winding operation of the 5 circuit boards 300 continuously each time,

finally, after the carrier 80 is filled with the circuit boards 200 completed by winding with tape by the transfer device 20, the blanking device 40 pushes the carrier 80 filled with the circuit boards 200 onto the lower docking station 106 to be docked so as to flow out of the machine.

The automatic line production of winding the high-temperature adhesive tape 300 on the circuit board 200 can be realized by continuously repeating the above operations.

Compared with the prior art, the transfer device 20 of the automatic tape winding machine 100 of the present invention can transfer a plurality of circuit boards 200 from the feeding device 10 to the winding device 30 each time, the winding device 30 can synchronously wind a plurality of circuit boards 200 with a high temperature adhesive tape 300 each time, and the transfer device 20 can transfer a plurality of circuit boards 200 after being wound to the blanking device 40 by the winding device 30 for blanking at the same time, the whole automatic tape winding machine 100 has a simple structure, a high degree of automation and a high efficiency, and the transfer device 20 can adjust the distance between the circuit boards 200 in the process of transferring a plurality of circuit boards 200 after being wound or/and wound, thereby transferring a plurality of circuit boards 200 between the feeding device 10 and the winding device 30 at different distances or/and between the winding device 30 and the blanking device 40 at different distances without adding other transfer devices, the structure of the whole machine is further simplified, the cost is effectively reduced, the distance is adjusted in the transferring process, the adjusting efficiency is high, and the whole machine can be adjusted corresponding to circuit boards of different models, so that the universality of the whole machine is improved.

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 invention, therefore, the invention is not limited thereto.

Claims (10)

1. The automatic tape winding machine is suitable for winding a high-temperature adhesive tape on a circuit board, and is characterized by comprising a feeding device, a transfer device, a winding device and a discharging device which are sequentially arranged on a machine table, wherein the feeding device is used for conveying the circuit board to be wound, the transfer device can transfer a plurality of circuit boards to the winding device by the feeding device at each time, the winding device can complete synchronous winding of the high-temperature adhesive tape on the circuit boards, the transfer device can also transfer a plurality of circuit boards after winding to the discharging device for discharging, and the transfer device can adjust the distance between the circuit boards in the process of transferring the circuit boards to be wound or/and a plurality of circuit boards after winding.

2. The automatic belt winding machine of claim 1, wherein the transfer device comprises a transfer mechanism, a variable pitch mechanism connected to an output end of the transfer mechanism, and a plurality of material taking members slidably mounted on the variable pitch mechanism, the transfer mechanism can drive the variable pitch mechanism to drive the material taking members to move and rotate, and the variable pitch mechanism can drive the material taking members to slide on the variable pitch mechanism to adjust the pitch between the material taking members.

3. The automatic belt winding machine of claim 2, wherein the variable-pitch mechanism comprises a mounting plate, and a driving shaft and a guide member disposed on the mounting plate, the driving shaft and the guide member are disposed on two opposite sides of the mounting plate, the driving shaft is provided with at least one spiral groove, the material taking members are slidably disposed on the guide member at intervals, side ends of the material taking members are further slidably engaged in the spiral grooves, and the driving shaft rotates to drive the material taking members to slide in the spiral grooves, so that the material taking members slide on the guide member to adjust a pitch between the material taking members.

4. The automatic tape winder according to claim 1, further comprising a carrier for carrying the circuit board, wherein a plurality of slots are arranged in the carrier in a matrix, the circuit board is clamped in the slots, and through holes are further arranged in the slots.

5. The automatic tape winder according to claim 4, wherein the feeding device comprises a feeding conveyor, a jacking mechanism disposed below the feeding conveyor, and a clamping mechanism disposed above the jacking mechanism, the feeding conveyor conveys the carriers to the jacking mechanism, the jacking mechanism can jack the carriers upward to separate from the feeding conveyor, the clamping mechanism fixes the lifted carriers, the jacking mechanism can also pass through the through holes to jack the circuit boards in the slots upward to a position convenient for the transfer device to take the materials, and the jacking mechanism can push a plurality of circuit boards at a time.

6. the automatic tape winder according to claim 5, wherein the lifting mechanism comprises a supporting plate and a plurality of lifting members disposed under the supporting plate, the supporting plate is provided with a through slot corresponding to the through hole, each of the lifting members is provided with a plurality of pressing heads arranged at intervals, the supporting plate can move up and down relative to the feeding and conveying mechanism to support and lift the carrier, and the plurality of lifting members can move up and down relative to the supporting plate alternately, so that the pressing heads on the lifting members penetrate through the through slot and the through hole to press the circuit board in the clamping slot.

7. The automatic tape winder according to claim 1, wherein the winding device comprises a jig, a tape loading assembly and a cutting assembly arranged in a one-to-one correspondence at a plurality of tape winding positions, the jig is provided with at least one mounting groove, the tape loading assembly conveys the high temperature tape to the notch of the mounting groove in a direction that the adhesive surface faces upward, the circuit board is clamped in the mounting groove, the tape winding area of the circuit board is suspended at the notch and can be attached to the high temperature tape, the jig can rotate to wind the high temperature tape on the circuit board, and the cutter of the cutting assembly is arranged beside the notch of the mounting groove and can linearly move relative to the mounting groove to cut off the high temperature tape.

8. The automatic tape winder as claimed in claim 7, wherein said holder has a said mounting slot on each of the upper and lower opposite sides thereof, and said cutter is located at a position intermediate between said mounting slots.

9. The automatic belt winding machine of claim 4, wherein the feeding device comprises a supporting mechanism, a positioning mechanism disposed on the supporting mechanism, and a pushing mechanism mounted above the positioning mechanism, the supporting mechanism can move linearly up and down relative to the positioning mechanism to push the plurality of carriers stacked on the supporting mechanism to the positioning mechanism, the positioning mechanism cooperates with the supporting mechanism to support the uppermost carrier on the positioning mechanism, and the pushing mechanism can move back and forth relative to the positioning mechanism to push the carrier supported on the positioning mechanism for feeding.

10. The automatic belt winding machine according to claim 4, further comprising a recovery device, wherein the recovery device comprises a taking mechanism and a pulling mechanism arranged above the side of the loading device, the taking mechanism can move linearly relative to the loading device to transfer the carrier empty above the loading device to the pulling mechanism, and the pulling mechanism conveys the carrier in a direction opposite to the feeding direction of the loading device.