CN111267462A - Film tearing device - Google Patents
Film tearing device Download PDFInfo
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- CN111267462A CN111267462A CN202010230069.9A CN202010230069A CN111267462A CN 111267462 A CN111267462 A CN 111267462A CN 202010230069 A CN202010230069 A CN 202010230069A CN 111267462 A CN111267462 A CN 111267462A
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- 238000000926 separation method Methods 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 230000003068 static effect Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000010408 film Substances 0.000 description 172
- 238000001179 sorption measurement Methods 0.000 description 40
- 239000013039 cover film Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/10—Removing layers, or parts of layers, mechanically or chemically
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sheets, Magazines, And Separation Thereof (AREA)
Abstract
The invention discloses a film tearing device, which comprises a film lifting mechanism and a film tearing mechanism arranged on one side of the film lifting mechanism; the film lifting mechanism is used for adsorbing the sheet film and carrying out layered stripping from one side corner of the sheet film; the film tearing mechanism is used for clamping the sheet film separation part and removing the sheet film separation part. According to the invention, the sheet film is conveyed through the alternating platform device, after the film lifting mechanism carries out layered stripping on the sheet film, the film tearing mechanism moves away the separated part of the sheet film, and the rest part of the sheet film is transferred to the blanking end through the alternating platform device. The whole film tearing process is automatically finished, the automation degree is high, the production efficiency is high, the error rate in the separation process is low, and the quality is ensured.
Description
Technical Field
The invention relates to the field of flexible circuit board production equipment, in particular to a film tearing device.
Background
In the production process of the traditional FPC flexible circuit board, a flaky sheet film (CVL) and a tear film of a base material coated with copper foil are manually torn, a large amount of manpower is consumed, the automation degree and the production efficiency are low, workers are easy to fatigue, and the quality of finished products cannot be guaranteed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a film tearing device.
In order to achieve the purpose, the invention adopts the following technical scheme:
a film tearing device comprises a film lifting mechanism and a film tearing mechanism arranged on one side of the film lifting mechanism; the film lifting mechanism is used for adsorbing the sheet film and carrying out layered stripping from one side corner of the sheet film; the film tearing mechanism is used for clamping the sheet film separation part and removing the sheet film separation part.
The further technical scheme is as follows: the film lifting mechanism comprises an attraction plate and a film lifting assembly arranged close to one side angle of the attraction plate; a plurality of suction holes for adsorbing the sheet film are uniformly distributed on the suction plate and are connected with an air source device; the film lifting assembly moves to separate the sheet films.
The further technical scheme is as follows: the film lifting assembly comprises a film lifting power piece fixed on the upper side of the suction plate and a film lifting roller arranged at the power output end of the film lifting power piece; the film lifting power part drives the film lifting roller to move so as to separate the sheet films adsorbed on the suction plate.
The further technical scheme is as follows: the film tearing steel sheet is arranged on one side, located at the suction hole, of the suction plate, and is provided with a first through hole corresponding to the suction hole of the suction plate; a buffer sheet is arranged on one side of the film tearing steel sheet far away from the suction plate; the buffer sheet is provided with a second through hole corresponding to the first through hole.
The further technical scheme is as follows: a sealing plate is arranged on the other side of the suction plate, which is provided with the suction holes, and an air cavity is arranged between the sealing plate and the suction plate; the air cavity is communicated with the suction hole; the sealing plate is fixedly connected with the upper plate, and the film forming assembly is arranged on the upper plate.
The further technical scheme is as follows: the film lifting mechanism also comprises a lifting power piece and a rotating power piece arranged at the power output end of the lifting power piece; the upper plate is arranged at the power output end of the rotary power piece; the upper plate is fixedly connected with a hollow shaft, and the hollow shaft is communicated with the air cavity; the hollow shaft is communicated with an air source device through a rotary joint.
The further technical scheme is as follows: the film tearing mechanism comprises a movable power piece, a rotating power piece arranged at the power output end of the movable power piece, and a clamping power piece arranged at the power output end of the rotating power piece; the power output end of the clamping power piece is provided with two clamps which move in opposite directions or back to back, and the clamps are close to the film lifting mechanism.
The further technical scheme is as follows: the movable power part comprises a setting plate, a movable track fixed on the setting plate, a movable motor fixed on the setting plate and a movable seat connected with the movable track in a sliding manner; the moving motor is in transmission connection with the moving seat through a synchronous belt; the rotating power part comprises a rotating motor and a rotating shaft in transmission connection with the rotating motor; the rotating motor is fixed on the moving seat, and the rotating shaft is rotationally connected to the moving seat; the clamping power piece is a clamping cylinder and the clamp; the clamping cylinder is fixed on the rotating shaft; the clamp is arranged at the power output end of the clamping cylinder.
The further technical scheme is as follows: the film removing device also comprises an alternating platform device arranged below the film removing mechanism; the alternating platform device comprises a mounting plate, a first platform and a second platform which are connected with the mounting plate in a sliding manner; the first platform is provided with a through cavity for the second platform to pass through so that the first platform and the second platform alternately move on the same straight line.
The further technical scheme is as follows: and one side of the film lifting mechanism is provided with an electrostatic elimination mechanism.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the sheet films are conveyed by the alternate platform device, after the sheet films are separated by the film lifting mechanism, the separated part of the sheet films is removed by the film tearing mechanism, and the rest part of the sheet films is transferred to the blanking end by the alternate platform device. The whole film tearing process is automatically finished, the automation degree is high, the production efficiency is high, the error rate in the separation process is low, and the quality is ensured.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more apparent, the following detailed description will be given of preferred embodiments.
Drawings
FIG. 1 is a perspective view of a film tearing apparatus according to the present invention;
FIG. 2 is a three-dimensional structure diagram of a film lifting mechanism of the film tearing device of the present invention;
FIG. 3 is an exploded view of a film removing mechanism of a film tearing apparatus of the present invention;
FIG. 4 is a drawing of an attraction plate structure of a film tearing apparatus according to the present invention;
FIG. 5 is a three-dimensional structure diagram and a partial enlarged view of a film tearing mechanism of the film tearing device of the present invention;
FIG. 6 is a perspective view and a partial enlarged view of an alternate platform device of the film tearing device of the present invention;
FIG. 7 is a view showing the construction of a first adsorption plate of a film tearing apparatus according to the present invention;
fig. 8 is a structure diagram of a second adsorption plate of the film tearing device of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be connected or detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.
FIGS. 1 to 8 are drawings of the present invention.
The present embodiment provides a film tearing apparatus, please refer to fig. 1, which includes a film lifting mechanism 10, and a film tearing mechanism 20 disposed on one side of the film lifting mechanism 10. The film drawing mechanism 10 is used for sucking the sheet film and performing delamination from one side corner of the sheet film. The film tearing mechanism 20 is used to clamp the sheet film separation portion and remove it.
The sheet film in this embodiment is a two-layer structure, and includes a cover film and release paper adhered to the cover film. After the film pulling mechanism 10 sucks the sheet film, the cover film is separated from the release paper at a position of one corner of the sheet film, and then the release paper is clamped by the film tearing mechanism 20 and transferred to a set position. Of course, the sheet film may also be a multilayer structure.
Referring to fig. 2, 3 and 4, the film lifting mechanism 10 includes a suction plate 11 and a film lifting assembly 12 disposed near a side corner of the suction plate 11. The suction plate 11 is uniformly provided with a plurality of suction holes 111 for absorbing the sheet film, and the suction holes 111 are connected with an air source device (not labeled in the figure). The stripping assembly 12 moves to cause the sheet material to film separate. The film lifting assembly 12 is located at the corner position of the suction plate 11, so that the film lifting assembly 12 separates the corners of the sheet film to facilitate the film tearing mechanism 20 to clamp the release paper. In the present embodiment, the sheet film has a square structure, and the suction plate 11 has a square structure, and the film raising assembly 12 is located at an angle of 45 ° with respect to the suction plate 11.
Referring to fig. 2 and 3, the film removing assembly 12 includes a film removing power member 121 fixed on the upper side of the suction plate 11, and a film removing roller 122 disposed at the power output end of the film removing power member 121. The film lifting power member 121 drives the film lifting roller 122 to move so as to separate the sheet films adsorbed on the attraction plate 11. The film lifting power member 121 moves in a direction parallel to a plane on which the sheet is sucked by the suction plate 11. The film-drawing roller 122 moves in the plane of the sheet film so that the cover film and the release paper can be separated from each other. Preferably, the film lifting power member 121 is an air cylinder, and the film lifting roller 122 is arranged at the power output end of the air cylinder through a fixed block 123.
Preferably, a soft glue layer 124 for more easily separating the cover film from the release paper is attached to the outer side of the film lifting roller 122. More preferably, the soft adhesive layer 124 is 3M double-sided adhesive tape. The peeling roller 122 with 3M double-sided tape separates the release paper from the cover film by friction.
Referring to fig. 3, the suction plate 11 is provided with a film tearing steel sheet 13 at one side of the suction hole 111, and the film tearing steel sheet 13 is provided with a first through hole 131 corresponding to the suction hole 111 of the suction plate 11. The film tearing steel sheet 13 is used as a jig of the sheet film and is matched with the size of the sheet film. According to the area occupied by the first through hole 131 on the tear film steel sheet 13, the sheet films with different sizes are adapted. The first through hole 131 is not arranged on the part of the film tearing steel sheet 13 exceeding the size of the sheet film, so that air leakage is avoided. The film tearing steel sheet 13 is detachably coupled to the lower side of the suction plate 11.
Preferably, the lower side of the tear film steel sheet 13 is provided with a buffer sheet 132. The buffer sheet 132 is provided with second through holes 133 corresponding to the first through holes 131. The buffer sheet 132 may be plastic, sponge, or the like. The buffer sheet 132 not only has a buffering function but also serves as a buffer for flattening wrinkles of the sheet film in the process of adsorbing the sheet film. In this embodiment, the buffer sheet 132 is made of EV material.
Referring to fig. 3, the suction plate 11 is provided with a sealing plate 14 on the other side of the suction hole 111, that is, the sealing plate 14 is disposed on the lower side of the suction plate 11, and an air cavity 141 is disposed between the sealing plate 14 and the suction plate 11. The air chamber 141 communicates with the attraction holes 111. Preferably, the sealing plate 14 or the attraction plate 11 is provided with a groove, and after the sealing plate 14 and the attraction plate 11 are assembled, an air chamber 141 is formed. The air chamber 141 is in communication with the air supply means through the hollow shaft 15 provided therein, and a rotary joint 151 provided on the hollow shaft 15.
The sealing plate 14 is fixedly connected with an upper plate 16, and the stripping assembly 12 is arranged at one corner of the upper plate 16. An elastic member 161 is provided between the upper plate 16 and the sealing plate 14 to provide a cushioning effect when the sheet film is adsorbed. The film lifting power member 121 is fixed on a corner of the upper plate 16, and the film lifting roller 122 is disposed toward one side of the buffer sheet 132, so that the film lifting roller 122 can separate the absorbed sheet films.
Referring to fig. 3, in order to better move the absorbed sheet film to the station of the film tearing mechanism 20, the film lifting mechanism 10 further includes a lifting power member 17, and a rotating power member 18 disposed at the power output end of the lifting power member 17. The upper plate 16 is disposed at the power take-off of the rotary power member 18. The upper plate 16 is fixedly coupled to the hollow shaft 15 provided therein, and the upper end of the hollow shaft 15 is rotated by a joint 151 to communicate the air chamber 141 with the air supply device. The hollow shaft 15 communicates with the air chamber 141 through the sealing plate 14.
The lifting power member 17 is disposed on a fixing plate 101, and the fixing plate 101 is used for fixing to other equipment. The lifting power part 17 comprises a lifting motor 171 and a screw rod part 172 arranged at the power output end of the lifting motor 171. The screw nut of the screw member 172 is engaged with the slider plate 173. The slider plate 173 is slidably coupled to the fixed plate 101 via a slide rail and a slider, and the rotary power element 18 is fixed to the slider plate 173. The upper plate 16 is secured to the power output end of the rotary power member 18 such that the rotary power member 18 drives the upper plate 16 in a rotary motion. In this embodiment, the rotating power member 18 includes a motor and a hollow speed reducer 181. The hollow speed reducer 181 has a through hole structure in the middle, so that the hollow shaft 15 can pass through the through hole structure conveniently.
The attraction plate 11 is fixedly coupled with the upper plate 16 by the sealing plate 14 so that the attraction plate 11 moves up and down by the lifting power member 17 and at the same time can move rotationally by the rotating power member 18 to obtain a plurality of degrees of freedom. In the process of separating the sheet film, the suction plate 11 can be lifted to a certain height by lifting movement, and the rotary power part 18 can horizontally rotate a certain angle to the sheet film, so that the sheet film can be matched with the position of the film tearing mechanism 20, and the separation of the release paper is facilitated.
Referring to fig. 5, the film tearing mechanism 20 includes a moving power member 21, a rotating power member 22 disposed at a power output end of the moving power member 21, and a clamping power member 23 disposed at a power output end of the rotating power member 22. The power output end of the clamping power piece 23 is provided with two clamps 231 which move towards or away from each other, and the clamps 231 are close to the film lifting mechanism 10.
In this embodiment, the film tearing mechanism 20 is located on one side of the film lifting mechanism 10, after the film lifting mechanism 10 adsorbs the sheet film, the sheet film is lifted by a certain height, and then the sheet film is rotated by a certain angle, and the corner where the sheet film is separated is close to the film tearing mechanism 20.
Referring to fig. 5, the movable power member 21 includes a setting plate 211, a movable rail 212 fixed to the setting plate 211, a movable motor 213 fixed to the setting plate 211, and a movable base 214 slidably coupled to the movable rail 212. The moving motor 213 is connected with the moving seat 214 through a moving synchronous belt 215. The moving motor 213 is provided with a moving primary pulley 217, the setting plate 211 is provided with a moving secondary pulley 216, and the moving synchronous belt 215 is in transmission connection between the moving primary pulley 217 and the moving secondary pulley 216. The moving base 214 is fixedly coupled with a moving timing belt 215 so that the moving base 214 moves back and forth on the slide rail.
The rotary power member 22 includes a rotary motor 221, and a rotary shaft 222 drivingly coupled to the rotary motor 221. The rotating motor 221 is fixed to the moving base 214, and the rotating shaft 222 is rotatably coupled to the moving base 214. The clamping power member 23 comprises a clamping cylinder 232 and the clamp 231. The clamp cylinder 232 is fixed to the rotation shaft 222. The clamp 231 is disposed at the power output end of the clamping cylinder 232.
The setting plate is also provided with a drag chain structure 24 so as to fix the air pipe, the lead and the like conveniently.
The film removing mechanism 10 separates the sheet film and transfers the sheet film to a set position, then the clamp 231 clamps the separated part (in this embodiment, release paper), the rotating power member 22 drives the clamp 231 to rotate for a certain angle, and finally the moving power member 21 takes away the separated part, thereby completing the film tearing process.
Preferably, the rotation shaft 222 is provided with a rotation sensor 223 so as to control the rotation direction and time of the rotation motor 221, and thus the rotation angle of the rotation shaft 222.
Referring to fig. 1 and 6, an alternating platform device 30 disposed below the film forming mechanism 10 is further included. The alternating platform assembly 30 includes a mounting plate 31, a first platform 32 slidably coupled to the mounting plate 31, and a second platform 33. The first platform 32 is provided with a through cavity 321 for the second platform 33 to pass through, so that the first platform 32 and the second platform 33 alternately move on the same straight line. The first and second stages 32 and 33 of the alternate stage device 30 can perform a loading/unloading function, a preparatory function for a film tearing process, and a conveying function.
Referring to fig. 6, the first platform 32 includes a first adsorption plate 322, a first support plate 323, and two first sliding plates 324 fixedly coupled to the lower side of the first support plate 323. The first slip plate 324 is slidably coupled to the mounting plate 31. Wherein the two first slip plates 324 and the first support plate 323 form the through cavity 321. The first platform 32 and the second platform 33 move on the same straight line, and the first platform 32 is larger than the second platform 33, so a through cavity 321 is arranged in the first platform 32, and the second platform 33 can pass through the through cavity 321. Two first sliding plates 324 are disposed in parallel, and have upper ends fixedly coupled to the first support plate 323 and lower ends slidably coupled to the mounting plate 31 to form the through-chamber 321. The respective movements of the first platform 32 and the second platform 33 do not affect each other.
Referring to fig. 6 and 7, the first platform 32 is provided with a first adsorption plate 322 for adsorbing the material. The upper end of the first adsorption plate 322 is provided with a plurality of first adsorption holes 3221, and the first adsorption holes 3221 are communicated with an air source device (not labeled in the figure). The first adsorption holes 3221 may be filled with negative pressure or positive pressure, and may adsorb and fix the sheet film when the negative pressure is filled, and may discharge the sheet film when the positive pressure is filled.
Referring to fig. 6 and 7, the first adsorption holes 3221 are distributed in an array on the first adsorption plate 322. A plurality of first air grooves 3222 communicated with the first adsorption holes 3221 are arranged at the lower end of the first adsorption plate 322. The first air groove 3222 is communicated with the air supply device through the first air inlet holes 3223 on the side of the first adsorption plate 322. The first air inlet aperture 3223 is connected to the first control valve 325, and further connected to an air supply device.
A first supporting plate 323 is provided at the lower side of the first adsorption plate 322. The first support plate 323 is sealed with the lower side of the first adsorption plate 322 such that the first air groove 3222 is sealed. The number of the first air grooves 3222 is several, different first air grooves 3222 control the first adsorption holes 3221 in different areas of the first adsorption plate 322, and then the first air grooves 3222 control the areas with different areas of the first adsorption plate 322, so that the adsorption on the sheet films with different sizes is realized.
Referring to fig. 6 and 8, the second platform 33 includes a second absorption plate 331, a second support plate 332, and a second sliding plate 333 fixed below the second support plate 332. The second sliding plate 333 is slidably coupled with the mounting plate 31. The second sliding plate 333 is fixedly coupled at an upper end thereof to the second support plate 332 and slidably coupled at a lower end thereof to the mounting plate 31.
Referring to fig. 6 and 8, the second absorption plate 331 is disposed on the upper end of the second platform 33. The upper end of the second adsorption plate 331 is provided with a plurality of second adsorption holes 3311, and the second adsorption holes 3311 are communicated with the gas source device. The second adsorption holes 3311 may be filled with negative pressure or positive pressure, and the sheet film may be fixed by adsorption when the negative pressure is filled, and discharged when the positive pressure is filled.
The second adsorption holes 3311 are distributed in the second adsorption plate 331 in an array. A plurality of second air grooves 3312 communicated with the second adsorption holes 3311 are formed at the lower end of the second adsorption plate 331. The second air slot 3312 is in communication with an air supply means via a press plate 334 provided therein. The different second air grooves 3312 are connected to the second adsorption holes 3311 in different areas of the second adsorption plate 331, so that the second air grooves 3312 control the areas of the second adsorption plate 331 with different areas, thereby realizing the adsorption of the sheet films with different sizes.
A second support plate 332 is disposed below the second adsorption plate 331. The second adsorption plate 331 is fixedly coupled with the second support plate 332. The pressing plate 334 is disposed between the second absorption plate 331 and the second support plate 332, and the second air groove 3312 can be sealed.
Preferably, the pressing plate 334 is provided with a second air inlet hole 3341 communicating with the second air groove 3312, and the second sliding plate 333 is provided with a second control valve 335 communicating with the second air inlet hole 3341 of the pressing plate 334.
The first platform 32 is drivingly coupled to a first power assembly 34. The second platform 33 is in driving connection with a second power assembly 35. The first power assembly 34 and the second power assembly 35 are a motor fixed on the mounting plate 31, a driving pulley fixed on the power output end of the motor, a driven pulley rotationally coupled to the mounting plate 31, and a synchronous belt drivingly coupled between the driven pulley and the driving pulley. The first platform 32 and the second platform 33 are both fixedly connected with the timing belt, so that the first platform 32 and the second platform 33 move along with the timing belt.
The first sliding plate 324 and the second sliding plate 333 are provided with sliding blocks at their lower ends. The upper end of the mounting plate 31 is provided with two sets of slide rails slidably coupled to the slide blocks of the first sliding plate 324 and the second sliding plate 333, and the two sets of slide rails are parallel to each other. And two ends of the sliding rail are respectively provided with a stop block to prevent the first platform 32 and the second platform 33 from sliding out.
And sensors are arranged at two extreme ends of the movement of the first platform 32 and the second platform 33 so as to control the rotation of the motors.
In the embodiment, each of the first air grooves 3222 of the first adsorption plate 322 and the second air grooves 3312 of the second adsorption plate 331 are eight and independent from each other. The first air tank 3222 is provided with a first control valve 325 to control the air pressure of the first air tank 3222, and the second air tank 3312 is provided with a second control valve 335 to control the air pressure of the second air tank 3312. According to the area of the sheet film, the on-off of one or more of the first control valve 325 and the second control valve 335 is controlled to control the air pressure of the first air groove 3222 or the second air groove 3312. The first control valve 325 or the second control valve 335 also performs combined control of the first gas tank 3222 or the second gas tank 3312, which requires different adsorption areas. The number of the first control valves 325 corresponding to the number of the first air grooves 3222 is set to realize independent control of the air passages.
The first control valve 325 of the first platform 32 is fixedly coupled to the first slip plate 324. The second control valve 335 of the second platform 33 is fixedly coupled to the second slide plate 333. The air pipe on the first control valve 325 or the second control valve 335 is fixed by a drag chain.
Preferably, the air supply device is a blower in order to better adsorb the sheet film on the first platform 32 and the second platform 33.
Referring to fig. 1 and 3, since the sheet film often carries static electricity due to friction and the like during the production process, a static electricity eliminating mechanism 40 is disposed on one side of the film lifting mechanism 10. After the lifting power part 17 of the film lifting mechanism 10 lifts the sheet film to a certain position, the rotary power part 18 rotates the sheet film by a certain angle, and after the rotation, the sheet film is close to the static eliminating mechanism 40, so that the sheet film can eliminate static electricity.
Referring to fig. 1, the substrate 100 is further included. The alternate platform device 30 is fixedly arranged at the upper end of the substrate 100, and the film lifting mechanism 10 is arranged above the alternate platform device 30; film tearing mechanism 20 is disposed at the end of alternate platform assembly 30, and film tearing mechanism 20 is located below film lifting mechanism 10.
In the working process of the device: the feeding end places the sheet material film on the first platform 32 or the second platform 33 of the alternate platform device 30; the first platform 32 or the second platform 33 conveys the sheet film to the lower part of the film lifting mechanism 10, the suction plate 11 descends to the first platform 32 or the second platform 33 under the action of the lifting power member 17 to suck the sheet film, and the film lifting assembly 12 separates the sheet film at one side corner of the sheet film; lifting the power part 17 to ascend, driving the suction plate 11 to rotate by a certain angle by the rotary power part 18, clamping a sheet film separation part (release paper) by a clamp 231 of the film tearing mechanism 20 after static electricity is eliminated, driving the clamping power part 23 to rotate by a certain angle by the rotary power part 22, then moving the power part 21 to drive the clamp 231 to a set area, and unloading the separation part (release paper); the remaining sheet film (cover film) remaining on the suction plate 11, the rotary power member 18 returns to the original angle along the original path, and the lifting power member 17 descends to the first platform 32 or the second platform 33; the first stage 32 or the second stage 33 adsorbs the remaining portion of the sheet film (cover film) and conveys it to the loading end to await discharge. In this process, the first platform 32 or the second platform 33 alternately works, thereby improving the working efficiency.
Compared with the prior art, the sheet film is conveyed by the alternate platform device 30, after the film mechanism 10 separates the sheet film, the film tearing mechanism 20 is lifted to remove the separated part of the sheet film, and the rest part of the sheet film is transferred to the discharging end by the alternate platform device 30. The whole film tearing process is automatically finished, the automation degree is high, the production efficiency is high, the error rate in the separation process is low, and the quality is ensured.
The technical contents of the present invention are further illustrated by the examples only for the convenience of the reader, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation based on the present invention is protected by the present invention. The protection scope of the invention is subject to the claims.
Claims (10)
1. A film tearing device is characterized by comprising a film lifting mechanism and a film tearing mechanism arranged on one side of the film lifting mechanism; the film lifting mechanism is used for adsorbing the sheet film and carrying out layered stripping from one side corner of the sheet film; the film tearing mechanism is used for clamping the sheet film separation part and removing the sheet film separation part.
2. The film tearing apparatus according to claim 1, wherein the film lifting mechanism comprises a suction plate, and a film lifting assembly disposed near a side corner of the suction plate; a plurality of suction holes for adsorbing the sheet film are uniformly distributed on the suction plate and are connected with an air source device; the film lifting assembly moves to separate the sheet films.
3. The film tearing device according to claim 2, wherein the film lifting assembly comprises a film lifting power member fixed on the upper side of the suction plate, and a film lifting roller arranged at the power output end of the film lifting power member; the film lifting power part drives the film lifting roller to move so as to separate the sheet films adsorbed on the suction plate.
4. The film tearing device according to claim 2, wherein the suction plate is provided with a film tearing steel sheet at one side of the suction hole, and the film tearing steel sheet is provided with a first through hole corresponding to the suction hole of the suction plate; a buffer sheet is arranged on one side of the film tearing steel sheet far away from the suction plate; the buffer sheet is provided with a second through hole corresponding to the first through hole.
5. The film tearing device according to claim 4, wherein a sealing plate is arranged on the other side of the suction plate where the suction holes are arranged, and an air cavity is arranged between the sealing plate and the suction plate; the air cavity is communicated with the suction hole; the sealing plate is fixedly connected with the upper plate, and the film forming assembly is arranged on the upper plate.
6. The film tearing device according to claim 5, wherein the film lifting mechanism further comprises a lifting power member and a rotating power member arranged at a power output end of the lifting power member; the upper plate is arranged at the power output end of the rotary power piece; the upper plate is fixedly connected with a hollow shaft, and the hollow shaft is communicated with the air cavity; the hollow shaft is communicated with an air source device through a rotary joint.
7. The film tearing device according to claim 1, wherein the film tearing mechanism comprises a moving power member, a rotating power member arranged at a power output end of the moving power member, and a clamping power member arranged at a power output end of the rotating power member; the power output end of the clamping power piece is provided with two clamps which move in opposite directions or back to back, and the clamps are close to the film lifting mechanism.
8. The film tearing device according to claim 7, wherein the moving power member comprises a setting plate, a moving rail fixed on the setting plate, a moving motor fixed on the setting plate, and a moving seat slidably coupled with the moving rail; the moving motor is in transmission connection with the moving seat through a synchronous belt; the rotating power part comprises a rotating motor and a rotating shaft in transmission connection with the rotating motor; the rotating motor is fixed on the moving seat, and the rotating shaft is rotationally connected to the moving seat; the clamping power piece is a clamping cylinder and the clamp; the clamping cylinder is fixed on the rotating shaft; the clamp is arranged at the power output end of the clamping cylinder.
9. The film tearing apparatus of claim 1, further comprising an alternating platform means disposed below the film lifting mechanism; the alternating platform device comprises a mounting plate, a first platform and a second platform which are connected with the mounting plate in a sliding manner; the first platform is provided with a through cavity for the second platform to pass through so that the first platform and the second platform alternately move on the same straight line.
10. The film tearing device according to claim 1, wherein the film lifting mechanism is provided with a static electricity eliminating mechanism at one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010230069.9A CN111267462A (en) | 2020-03-27 | 2020-03-27 | Film tearing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010230069.9A CN111267462A (en) | 2020-03-27 | 2020-03-27 | Film tearing device |
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| Publication Number | Publication Date |
|---|---|
| CN111267462A true CN111267462A (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010230069.9A Pending CN111267462A (en) | 2020-03-27 | 2020-03-27 | Film tearing device |
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| CN (1) | CN111267462A (en) |
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| CN114803016A (en) * | 2022-04-18 | 2022-07-29 | 深圳市汇创达科技股份有限公司 | Light-emitting keyboard shading film staggered film tearing mechanism |
| CN115157832A (en) * | 2022-07-27 | 2022-10-11 | 立讯精密工业（滁州）有限公司 | Plate surface film tearing production line and film tearing method |
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