Automatic film tearing equipment

Abstract

The present invention discloses an automatic film tearing device, which includes a frame. A plate feeding conveying mechanism, a film tearing mechanism, a film clamping mechanism and a plate discharging conveying mechanism are arranged on the frame along the conveying path of the plate to be torn off, and is controlled by a control system, so that the automatic film tearing device can automatically feed the plate, tear the film and convey the plate out, and remove and store the protective film through the film clamping mechanism, thereby improving production efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of printed circuit board film tearing, in particular to an automatic film tearing device. Background Art

[0002] PCBs (Printed Circuit Boards) are important electronic components, widely used in various electronic products. During the processing of PCBs, protective films are typically applied to the upper and lower surfaces of the PCB to protect them. However, when further processing is required, the protective films on both surfaces must be removed.

[0003] The existing film tearing method is to first manually place the plate to be torn off on a workbench, then use a scraper or a film rubbing component to loosen one edge of the protective film, and then manually tear off the protective film. After that, the plate is turned over and the other side is torn off. After removing the protective film, the plate is manually transported to the next process. The above method is inefficient and costly, affecting production efficiency. Summary of the Invention

[0004] In order to solve the above technical problems, the purpose of the present invention is to provide an automatic film tearing device to realize automation from board input, film tearing to board output, and improve the efficiency of film tearing.

[0005] In view of this purpose, an embodiment of the present invention provides an automatic film tearing device, comprising a frame, wherein the frame is provided with:

[0006] The plate feeding conveying mechanism is provided at the feeding port of the frame and is used to convey the plate to be torn off the film to the film tearing mechanism;

[0007] A plate discharging conveying mechanism is provided at the discharging port of the frame and is used to discharge the plates with the protective film torn off;

[0008] The film-tearing mechanism is provided between the plate-feeding conveying mechanism and the plate-discharging conveying mechanism, and is used to rub and separate the protective films covering the upper and lower surfaces of the plate to be torn off;

[0009] A film clamping mechanism, arranged above or below the film tearing mechanism, for removing the separated protective film;

[0010] The control system is used to electrically connect with the plate infeed conveying mechanism, the plate outfeed conveying mechanism, the film tearing mechanism and the film clamping mechanism and control their operations.

[0011] Furthermore, the film tearing mechanism includes a plate feeding wheel assembly, at least one film rubbing wheel assembly and at least one film separating assembly. The plate feeding wheel assembly and the film separating assembly are arranged relative to each other, and the film rubbing wheel assembly is arranged between the plate feeding wheel assembly and the film separating assembly.

[0012] Furthermore, the plate feeding wheel assembly includes an upper clamping plate and a lower clamping plate, and the upper clamping plate and the lower clamping plate are stacked on each other to form a gap for the plate to be torn off to pass through; the upper clamping plate and the lower clamping plate are respectively provided with a plurality of through grooves in the same position, and the top surfaces of the upper clamping plate and the lower clamping plate are respectively provided with plate feeding wheels at intervals, and the plate feeding wheels located on the upper and lower sides pass through the through grooves and abut against each other, and the plate feeding wheels and the plate feeding wheel driving assembly drive the plate feeding wheels to rotate.

[0013] Furthermore, the film rubbing wheel assembly includes a film rubbing wheel fixing block and a film rubbing wheel, the film rubbing wheel is arranged at the bottom of the film rubbing wheel fixing block, and the film rubbing wheel is used to rub off the protective film covering the upper and lower surfaces of the film sheet to be torn; an auxiliary block is provided on one side of the film rubbing wheel fixing block, and a first air blowing channel is provided in the auxiliary block, and the first air blowing channel is connected to the air blowing device.

[0014] Furthermore, linear bearings are provided on both sides of the film rubbing wheel in the film rubbing wheel fixing block, and pin shafts are provided in the linear bearings.

[0015] Furthermore, the film separating assembly includes two film separating guides stacked up and down and spaced apart, and a gap is formed between the two film separating guides for the film sheet to be torn to pass through; the film separating guide includes a horizontal surface and an inclined surface, and the thickness of the film separating guide gradually increases in the direction away from the film rubbing wheel assembly; the film separating guide is provided with a second air blowing channel, and the air blowing port of the second air blowing channel extends toward the bottom of the film rubbing wheel fixing block and is located next to the film rubbing wheel.

[0016] Furthermore, the film clamping mechanism includes a Z-axis film clamping assembly and an X-axis film clamping assembly. The Z-axis film clamping assembly and the film tearing mechanism are perpendicular to each other and are used to clamp the protective film in the vertical direction; the X-axis film clamping assembly is parallel to the film tearing mechanism and is used to clamp the protective film in the horizontal direction and place it in the storage frame.

[0017] Furthermore, the Z-axis film clamping assembly includes a stand arranged next to the film tearing mechanism, a Z-axis linear guide assembly is provided on the stand, a first mounting plate and a second mounting plate are fixedly provided on the slider of the Z-axis linear guide assembly, the second mounting plate is slidably connected to the first mounting plate, and a clamping assembly for clamping the protective film is provided on the side of the second mounting plate away from the first mounting plate.

[0018] Furthermore, the clamping assembly includes a plurality of spaced-apart clamping plates arranged at the bottom of the second mounting plate for supporting the protective film, and a cylinder pushing assembly arranged on the second mounting plate, wherein a plurality of spaced-apart downward pressing clamping plates are fixed on the piston rod of the cylinder pushing assembly, and a plurality of the downward pressing clamping plates and a plurality of the clamping plates are in an aligned position relationship up and down; the downward pressing clamping plates press down the protective film and form a clamp with the clamping plates to clamp the protective film.

[0019] Furthermore, the X-axis clamping assembly includes an X-axis linear guide rail that moves along the X direction and is arranged on one side of the Z-axis clamping assembly. An X-axis movable clamping member is provided on the sliding block of the X-axis linear guide rail. The movable clamping member is flush with the position of the clamping pallet after moving up, and is used to clamp the protective film.

[0020] Furthermore, the plate feeding conveying mechanism includes a plate feeding roller conveying assembly and a centering assembly; the plate feeding roller conveying assembly includes a plurality of conveying rollers for conveying plates and a conveying roller driving assembly rotatably mounted on a plate feeding support frame, and the plurality of conveying rollers are arranged in sequence at intervals along the conveying direction; the centering assembly is arranged at the bottom of the plate feeding roller conveying assembly and extends from between the plurality of conveying rollers, and is used to convey the plate to be torn film arranged on the conveying roller to a position close to the center of the conveying roller.

[0021] Furthermore, the centering component includes: a first moving member, a second moving member and a centering drive component, the first moving member and the second moving member are respectively arranged on both sides of the center line of the feed roller conveyor component, and the centering drive component is respectively arranged on the two feed plate support frames, for driving the first moving member and the second moving member to approach or move away from the center line of the feed roller conveyor component.

[0022] Furthermore, the plate-discharging conveying mechanism includes a plurality of conductive shafts, which are arranged in parallel and at intervals along the conveying direction of the plate; a plurality of conductive wheels, which are axially spaced and sleeved on the conductive shafts; a plate-discharging support frame, on which a plurality of conductive shafts are installed at intervals; a plurality of pulleys, respectively fixedly sleeved on one end of the conductive shafts; a rotating drive assembly, which is arranged on one of the plate-discharging support frames and is drivingly connected to one of the pulleys to drive the pulleys to rotate; and a transmission belt, which is sleeved on a plurality of the pulleys and is transmission-connected to a plurality of the pulleys.

[0023] Furthermore, a temporary storage mechanism is also provided in the plate-discharging conveying mechanism; the temporary storage mechanism includes storage racks arranged at intervals of multiple layers and a temporary storage drive assembly for driving the storage racks to move up and down; each layer of the storage racks includes a plurality of support rods, and the support rods and the conductive shafts are interlaced.

[0024] Beneficial effects of the present invention: An embodiment of the present invention provides an automatic film tearing device, including a frame, and a plate feeding conveying mechanism, a film tearing mechanism, a film clamping mechanism and a plate discharging conveying mechanism are arranged on the frame along the conveying path of the plate to be torn off, and controlled by a control system, so that the automatic film tearing device can automatically feed the plate, tear the film and convey the plate out, and remove the protective film for storage through the film clamping mechanism, thereby improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0026] Figure 1 A schematic diagram of the overall structure of a film tearing device provided by an embodiment of the present invention;

[0027] Figure 2 A structural schematic diagram of a film tearing device provided by an embodiment of the present invention;

[0028] Figure 3 A schematic structural diagram of a film-tearing mechanism of a film-tearing device provided in an embodiment of the present invention;

[0029] Figure 4 A cross-sectional view of a film-tearing mechanism of a film-tearing device provided in an embodiment of the present invention;

[0030] Figure 5 A schematic structural diagram of a film-tearing device's film-rubbing wheel assembly according to an embodiment of the present invention;

[0031] Figure 6 An exploded view of a film-tearing device's film-rubbing wheel assembly provided by an embodiment of the present invention;

[0032] Figure 7 A schematic structural diagram of a film clamping mechanism of a film tearing device provided in an embodiment of the present invention;

[0033] Figure 8 A partially enlarged schematic diagram of a film clamping mechanism of a film tearing device provided by an embodiment of the present invention;

[0034] Figure 9 A schematic structural diagram of a plate feeding and conveying mechanism of a film tearing device provided in an embodiment of the present invention;

[0035] Figure 10 A schematic diagram of the internal structure of a plate feeding and conveying mechanism of a film tearing device provided by an embodiment of the present invention;

[0036] Figure 11 A schematic structural diagram of a plate discharging and conveying mechanism of a film tearing device provided in an embodiment of the present invention;

[0037] Figure 12 A schematic structural diagram of a temporary storage mechanism of a film tearing device provided in an embodiment of the present invention.

[0038] In the figure: 100, frame; 200, protective film; 300, storage frame; 1, board feed conveying mechanism; 10, board feed roller conveying assembly; 101, board feed support frame; 102, conveying roller; 11, centering assembly; 110, first moving member; 111, second moving member; 112, centering drive assembly;

[0039] 2. Board delivery mechanism; 20. Conductive shaft; 21. Conductive wheel; 22. Board delivery support frame; 23. Pulley; 24. Rotary drive assembly; 25. Transmission belt;

[0040] 3. Film tearing mechanism; 30. Plate feeding wheel assembly; 301. Upper clamping plate; 302. Lower clamping plate; 303. Through slot; 304. Plate feeding wheel; 305. Plate feeding wheel driving assembly; 31. Film rubbing wheel assembly; 310. Film rubbing wheel fixing block; 311. Film rubbing wheel; 312. Auxiliary block; 3120. First air blowing channel; 313. Linear bearing; 314. Pin member;

[0041] 32. Film separation assembly; 320. Film separation guide plate; 321. Second air blowing channel;

[0042] 4. Clamping mechanism; 40. Z-axis clamping assembly; 401. Stand; 402. Z-axis linear guide assembly; 403. First mounting plate; 404. Second mounting plate; 405. Clamping assembly; 4050. Clamping support plate; 4051. Cylinder push assembly; 4052. Pressing clamping plate;

[0043] 41. X-axis clamping assembly; 410. X-axis linear guide; 411. Sliding block; 412. X-axis movable clamping member;

[0044] 5. Temporary storage mechanism; 50. Storage rack; 51. Temporary storage drive assembly; 501. Support rod. DETAILED DESCRIPTION

[0045] The embodiment of the present invention provides an automatic film tearing device, which realizes automation from plate feeding, film tearing to plate output, and improves the efficiency of film tearing work.

[0046] In order to make the purpose, features, and advantages of the present invention more obvious and easy to understand, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the embodiments described below are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0047] The technical solution of the present invention will be further described below with reference to the accompanying drawings and through specific implementation methods.

[0048] Example:

[0049] Please refer to Figures 1-12 , Figure 1 An automatic film tearing device provided by an embodiment of the present invention, such as Figure 1 and Figure 2 As shown, an automatic film tearing device includes a frame 100, and the frame 100 is provided with:

[0050] The plate feeding conveying mechanism 1 is arranged at the feeding port of the frame 100, and transports the plate to be torn off to the film tearing mechanism 3 through the plate feeding conveying mechanism 1; the plate discharging conveying mechanism 2 is arranged at the discharging port of the frame 100, and discharges the plate with the protective film 200 torn off through the plate discharging conveying mechanism 2; the film tearing mechanism 3 is arranged between the plate feeding conveying mechanism 1 and the plate discharging conveying mechanism 2, and is used to rub and separate the protective films 200 covering the upper and lower surfaces of the plate to be torn off; the film clamping mechanism 4 is arranged above or below the film tearing mechanism 3, and is used to take away the rubbed and separated protective film 200.

[0051] Specifically, by setting up the plate feeding conveying mechanism 1, the film tearing mechanism 3, the film clamping mechanism 4 and the plate discharging conveying mechanism 2, and controlling them through the control system, the automatic film tearing equipment can realize automatic plate feeding, film tearing and plate discharging, and remove and store the protective film 200 through the film clamping mechanism 4, thereby improving production efficiency.

[0052] Further, such as Figure 3 As shown, the film tearing mechanism 3 includes a plate feeding wheel assembly 30, at least one film rubbing wheel assembly 31 and at least one film separating assembly 32. The plate feeding wheel assembly 30 and the film separating assembly 32 are arranged opposite to each other, and the film rubbing wheel assembly 31 is arranged between the plate feeding wheel assembly 30 and the film separating assembly 32.

[0053] Specifically, the plate to be torn off is moved to the bottom of the film rubbing wheel assembly 31 by the plate feeding wheel assembly 30, and the protective film 200 is rubbed and blown up by at least one film rubbing wheel assembly 31, and then the protective film 200 and the plate are separated by the film separating assembly 32.

[0054] In a specific embodiment, Figure 3 and Figure 4 As shown, there are two film rubbing wheel assemblies 31, and the two film rubbing wheel assemblies 31 are aligned and placed one above the other. There are two film separating assemblies 32, and the two film separating assemblies 32 are aligned up and down and spaced apart.

[0055] In addition, the plate feeding wheel assembly 30 includes an upper clamping plate 301 and a lower clamping plate 302, and the upper clamping plate 301 and the lower clamping plate 302 are stacked on each other to form a gap for the plate to be torn through; the upper clamping plate 301 and the lower clamping plate 302 are respectively provided with a plurality of through grooves 303 at the same position, and the top surfaces of the upper clamping plate 301 and the lower clamping plate 302 are respectively provided with plate feeding wheels 304 at intervals, and the plate feeding wheels 304 located on the upper and lower sides pass through the through grooves 303 and abut against each other, and the plate feeding wheels 304 are driven to rotate by the plate feeding wheel driving assembly 305, so that the plate to be torn passes through the gap between the upper clamping plate 301 and the lower clamping plate 302 and enters the film tearing mechanism 3.

[0056] Furthermore, the film rubbing wheel assembly 31 includes a film rubbing wheel fixing block 310 and a film rubbing wheel 311. The film rubbing wheel 311 is arranged at the bottom of the film rubbing wheel fixing block 310, and the film rubbing wheel 311 is used to rub off the protective film 200 covering the upper and lower surfaces of the film sheet to be torn; an auxiliary block 312 is provided on one side of the film rubbing wheel fixing block 310, and a first air blowing channel 3120 is provided in the auxiliary block 312, and the first air blowing channel 3120 is connected to the air blowing device.

[0057] In a specific embodiment, Figure 4 and Figure 5 As shown, the protective film 200 is rubbed apart by the film rubbing wheel 311 , and air is blown into the protective film 200 through the first blowing channel 3120 to separate it from the plate.

[0058] Further, such as Figure 6 As shown, linear bearings 313 are respectively provided on both sides of the film-rubbing wheel 311 in the film-rubbing wheel fixing block 310 , and pin shafts 314 are respectively provided in the linear bearings 313 .

[0059] Specifically, linear bearings 313 are provided on both sides of the film rubbing wheel 311 to replace the traditional bushings, so that the film rubbing wheel 311 remains stable when pressed down. In addition, a pin shaft 314 is provided in the linear bearing 313. When the film rubbing wheel 311 is pressed down, the pin shaft 314 runs through it as a whole, so that the film rubbing wheel 311 remains stable when the film is pressed down and the problem of uneven indentation of the rubbing wheel is reduced.

[0060] Furthermore, the film separation assembly 32 includes two film separation guide plates 320 stacked up and spaced apart, and a gap is formed between the two film separation guide plates 320 for the film sheet to be torn to pass through; the film separation guide plates 320 include a horizontal surface and an inclined surface, and the thickness of the film separation guide plates 320 gradually increases in the direction away from the film rubbing wheel assembly 31; the film separation guide plates 320 are provided with a second air blowing channel 321, and the air blowing port of the second air blowing channel 321 extends toward the bottom of the film rubbing wheel fixing block 310 and is located next to the film rubbing wheel 311.

[0061] Specifically, such as Figure 3 and Figure 4 As shown, the rubbed protective film 200 is further separated from the plate by two film separation guides 320 stacked up and down. The horizontal surface and the inclined surface of the film separation guide 320 are arranged, and a second air blowing channel 321 is provided in the film separation guide 320. The air blowing port of the second air blowing channel 321 abuts against one side of the film rubbing wheel 311, thereby further separating the rubbed protective film 200.

[0062] Further, such as Figure 7 and Figure 8 As shown, the film clamping mechanism 4 includes a Z-axis film clamping assembly 40 and an X-axis film clamping assembly 41. The Z-axis film clamping assembly 40 and the film tearing mechanism 3 are perpendicular to each other and are used to clamp the protective film 200 in the vertical direction; the X-axis film clamping assembly 41 is parallel to the film tearing mechanism 3 and is used to clamp the protective film 200 in the horizontal direction and place it in the storage frame 300.

[0063] Specifically, the separated protective film 200 is removed in the Z-axis and X-axis directions through the film clamping mechanism 4, the Z-axis direction is the vertical direction, and the X-axis direction is the horizontal direction. The rubbed protective film 200 is first clamped in the vertical direction by the Z-axis film clamping assembly 40, and then after reaching the position of the X-axis film clamping assembly 41, the protective film 200 is clamped in the horizontal direction and placed in the storage frame 300.

[0064] Further, such as Figure 7 As shown, the Z-axis film clamping assembly 40 includes a stand 401 arranged next to the film tearing mechanism 3, and a Z-axis linear guide assembly 402 is arranged on the stand 401. A first mounting plate 403 and a second mounting plate 404 are fixedly arranged on the slider of the Z-axis linear guide assembly 402. The second mounting plate 404 is slidably connected to the first mounting plate 403, and a clamping assembly 405 for clamping the protective film 200 is arranged on the side of the second mounting plate 404 away from the first mounting plate 403.

[0065] Specifically, the Z-axis linear guide assembly 402 includes a vertical linear motor and a linear guide. The linear motor drives the linear guide to move in the vertical direction. A first mounting plate 403 and a second mounting plate 404 are fixedly provided on the slider of the Z-axis linear guide assembly 402. The second mounting plate 404 is slidably connected to the first mounting plate 403 through a slide rail assembly. The second mounting plate 404 can move up and down to a certain position. A clamping assembly 405 for clamping the protective film 200 is provided on the side of the second mounting plate 404 away from the first mounting plate 403.

[0066] Further, such as Figure 8 As shown, the clamping assembly 405 includes a plurality of spaced clamping plates 4050 arranged at the bottom of the second mounting plate 404 for supporting the protective film 200, and a cylinder pushing assembly 4051 arranged on the second mounting plate 404, and a plurality of spaced downward pressing clamping plates 4052 are fixed on the piston rod of the cylinder pushing assembly 4051, and a plurality of the downward pressing clamping plates 4052 and a plurality of the clamping plates 4050 are in an aligned position relationship up and down; the downward pressing clamping plates 4052 press down the protective film 200 and form a clamp with the clamping plates 4050 to clamp the protective film 200.

[0067] Specifically, the clamping assembly 405 includes several spaced-apart clamping plates 4050 arranged at the bottom of the second mounting plate 404 for supporting the protective film 200, and a cylinder pushing assembly 4051 arranged on the second mounting plate 404. Several downward pressing clamping plates 4052 are fixedly connected to the piston rod of the cylinder pushing assembly 4051. Several downward pressing clamping plates 4052 are spaced-apart. The downward pressing clamping plates 4052 press down the protective film 200 and form a clamp with several of the clamping plates 4050 to clamp the protective film 200.

[0068] Further, such as Figure 7 As shown, the X-axis clamping assembly 41 includes an X-axis linear guide 410 that moves along the X direction and is arranged on one side of the Z-axis clamping assembly 40. An X-axis movable clamping member 412 is provided on the sliding block 411 of the X-axis linear guide 410. The position of the movable clamping member 412 and the clamping support plate 4050 after moving up are flush, and are used to clamp the protective film 200.

[0069] Specifically, the mobile clamping member 412 is extended to the position of the clamping support plate 4050. At this time, the downward clamping plate 4052 is moved upward to a certain position, so that the mobile clamping member 412 can extend into the gap between the two downward clamping plates 4052 to remove the protective film 200.

[0070] Further, such as Figure 9As shown, the plate feeding conveying mechanism 1 includes a plate feeding roller conveying assembly 10 and a centering assembly 11; the plate feeding roller conveying assembly 10 includes a plurality of conveying rollers 102 for conveying plates and a conveying roller driving assembly 103 rotatably mounted on a plate feeding support frame 101, and the plurality of conveying rollers 102 are arranged in sequence at intervals along the conveying direction; the centering assembly 11 is arranged at the bottom of the plate feeding roller conveying assembly 10 and extends from between the plurality of conveying rollers 102, and is used to convey the plate to be torn film arranged on the conveying roller 102 to a position close to the center of the conveying roller 102.

[0071] Specifically, the conveying roller driving assembly 103 drives the conveying roller 102 to roll and transport the sheet material to be torn, and then the centering assembly 11 centers the sheet material to be torn.

[0072] Further, such as Figure 10 As shown, the centering component 11 includes: a first moving member 110, a second moving member 111 and a centering drive component 112. The first moving member 110 and the second moving member 111 are respectively arranged on both sides of the center line of the feed roller conveyor component 10, and the centering drive component 112 is respectively arranged on the two feed plate support frames 101, and is used to drive the first moving member 110 and the second moving member 111 to move closer to or away from the center line of the feed roller conveyor component 10.

[0073] Specifically, the first movable member 110 and the second movable member 111 are moved by the centering drive assembly 112 so that the first movable member 110 and the second movable member 111 are moved closer to or away from the position of the adjusted sheet material to be torn toward the center line of the sheet feeding roller conveying assembly 10 .

[0074] Further, such as Figure 11 As shown, the plate-discharging conveying mechanism 2 includes a plurality of conductive shafts 20, which are arranged in parallel and at intervals along the conveying direction of the plate; a plurality of conductive wheels 21, which are sleeved on the conductive shafts 20 along the axial direction; a plate-discharging support frame 22, on which a plurality of conductive shafts 20 are installed at intervals; a plurality of pulleys 23, which are respectively fixedly sleeved on one end of the conductive shafts 20; a rotation drive component 24, which is arranged on one of the plate-discharging support frames 22 and is driven and connected to one of the pulleys 23 to drive the pulley 23 to rotate; and a transmission belt 25, which is sleeved on a plurality of the pulleys 23 and is transmission-connected to a plurality of the pulleys 23.

[0075] Specifically, the rotary drive assembly 24 drives the transmission belt 25 to rotate to drive the multiple pulleys 23 to rotate so that the multiple conductive wheels 21 roll in the same direction, so that the protective film 200 after the film is torn is transported out of the board.

[0076] Further, such as Figure 12 As shown, a temporary storage mechanism 5 is also provided in the plate delivery conveying mechanism 2; the temporary storage mechanism 5 includes storage racks 50 arranged at intervals in multiple layers and a temporary storage drive assembly 51 for driving the storage racks 50 to move up and down; each layer of the storage racks 50 includes a plurality of support rods 501, and the support rods 501 and the conductive shaft 20 are interspersed.

[0077] Specifically, in order not to affect the processing of the next step, the torn film plates that are not used temporarily can be stored on the temporary storage mechanism 5 first. The temporary storage mechanism 5 includes a storage rack 50 with multiple layers of intervals. The storage rack 50 includes a plurality of support rods 501. The support rods 501 and the plurality of conductive shafts 20 are interspersed. Under the drive of the temporary storage drive component 51, the storage rack 50 moves up and down and passes through the plurality of conductive shafts 20, which does not affect the output of the plates and can be stored well.

[0078] To sum up, an embodiment of the present invention provides an automatic film tearing device, including a frame, by arranging a plate feeding conveying mechanism, a film tearing mechanism, a film clamping mechanism and a plate discharging conveying mechanism on the frame along the conveying path of the plate to be torn off, and controlled by a control system, so that the automatic film tearing device can automatically feed the plate, tear the film and convey the plate out, and remove the protective film through the film clamping mechanism for storage, thereby improving production efficiency.

[0079] As described above, the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art should understand that the technical solutions described in the above embodiments can still be modified, or some of the technical features thereof can be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. An automatic film tearing device, characterized in that: The machine comprises a frame (100), and the frame (100) is provided with: A plate feeding conveying mechanism (1) is provided at the inlet of the frame (100) and is used to convey the plate to be torn off to the film tearing mechanism (3); A plate discharging conveying mechanism (2), provided at the discharging port of the frame (100), for discharging the plate with the protective film (200) torn off; The film-tearing mechanism (3) is provided between the plate-feeding conveying mechanism (1) and the plate-discharging conveying mechanism (2), and is used for rubbing and separating the protective films (200) covering the upper and lower surfaces of the plate to be torn; A film clamping mechanism (4) is arranged above or below the film tearing mechanism (3) and is used to remove the rubbed and separated protective film (200); A control system, used to electrically connect to the plate infeed conveying mechanism (1), the plate outfeed conveying mechanism (2), the film tearing mechanism (3) and the film clamping mechanism (4) and control their operation; The film tearing mechanism (3) comprises a plate feeding wheel assembly (30), at least one film rubbing wheel assembly (31) and at least one film separation assembly (32), wherein the plate feeding wheel assembly (30) and the film separation assembly (32) are arranged relative to each other, and the film rubbing wheel assembly (31) is arranged between the plate feeding wheel assembly (30) and the film separation assembly (32); The film clamping mechanism (4) includes a Z-axis film clamping assembly (40) and an X-axis film clamping assembly (41), wherein the Z-axis film clamping assembly (40) and the film tearing mechanism (3) are perpendicular to each other and are used to clamp the protective film (200) in a vertical direction; the X-axis film clamping assembly (41) is parallel to the film tearing mechanism (3) and is used to clamp the protective film (200) in a horizontal direction and place it in the storage frame (300); The plate-feeding conveying mechanism (1) comprises a plate-feeding roller conveying assembly (10) and a centering assembly (11); the plate-feeding roller conveying assembly (10) comprises a plurality of conveying rollers (102) for conveying plates and a conveying roller driving assembly (103) rotatably mounted on a plate-feeding support frame (101), wherein the plurality of conveying rollers (102) are sequentially spaced along the conveying direction; the centering assembly (11) is arranged at the bottom of the plate-feeding roller conveying assembly (10) and extends from between the plurality of conveying rollers (102) to convey the plate to be torn film, which is arranged on the conveying rollers (102), to a position close to the center of the conveying rollers (102); The plate-discharging conveying mechanism (2) comprises a plurality of conductive shafts (20) arranged in parallel and spaced apart along the conveying direction of the plate; a plurality of conductive wheels (21), wherein the plurality of conductive wheels (21) are sleeved on the conductive shafts (20) along the axial direction; a plate-discharging support frame (22), wherein the plurality of conductive shafts (20) are installed on the plate-discharging support frame (22) at intervals; a plurality of pulleys (23), respectively fixedly sleeved on one end of the conductive shafts (20); a rotation drive assembly (24), which is arranged on one of the plate-discharging support frames (22) and is drivingly connected to one of the pulleys (23) to drive the pulley (23) to rotate; and a transmission belt (25), which is sleeved on the plurality of pulleys (23) and is drivingly connected to the plurality of pulleys (23).

2. The automatic film tearing device according to claim 1, characterized in that: The plate feeding wheel assembly (30) includes an upper clamping plate (301) and a lower clamping plate (302), the upper clamping plate (301) and the lower clamping plate (302) are stacked on each other and form a gap for the plate to be torn through; the upper clamping plate (301) and the lower clamping plate (302) are respectively provided with a plurality of through grooves (303) at the same position, and the top surfaces of the upper clamping plate (301) and the lower clamping plate (302) are respectively provided with plate feeding wheels (304) at intervals, and the plate feeding wheels (304) located on the upper and lower sides pass through the through grooves (303) and abut against each other, and the plate feeding wheels (304) and the plate feeding wheel driving assembly (305) for driving the plate feeding wheels (304) to rotate.

3. The automatic film tearing device according to claim 1, characterized in that: The film-rubbing wheel assembly (31) comprises a film-rubbing wheel fixing block (310) and a film-rubbing wheel (311), wherein the film-rubbing wheel (311) is arranged at the bottom of the film-rubbing wheel fixing block (310), and the film-rubbing wheel (311) is used to rub away the protective films (200) covering the upper and lower surfaces of the sheet material to be torn off; an auxiliary block (312) is provided on one side of the film-rubbing wheel fixing block (310), and a first air blowing channel (3120) is provided in the auxiliary block (312), and the first air blowing channel (3120) is connected to the air blowing device.

4. The automatic film tearing device according to claim 3, characterized in that: Linear bearings (313) are respectively provided on both sides of the film-rubbing wheel (311) in the film-rubbing wheel fixing block (310), and pin shafts (314) are respectively provided in the linear bearings (313).

5. The automatic film tearing device according to claim 3, characterized in that: The film separation assembly (32) comprises two film separation guide plates (320) stacked one above the other and spaced apart, with a gap formed between the two film separation guide plates (320) for the film sheet to be torn to pass through; the film separation guide plates (320) comprise a horizontal surface and an inclined surface, and the thickness of the film separation guide plates (320) gradually increases in a direction away from the film rubbing wheel assembly (31); the film separation guide plates (320) are provided with a second air blowing channel (321), and the air blowing port of the second air blowing channel (321) extends toward the bottom of the film rubbing wheel fixing block (310) and is located beside the film rubbing wheel (311).

6. The automatic film tearing device according to claim 1, characterized in that: The Z-axis film clamping assembly (40) includes a stand (401) arranged next to the film tearing mechanism (3), a Z-axis linear guide assembly (402) is arranged on the stand (401), a first mounting plate (403) and a second mounting plate (404) are fixedly arranged on the slider of the Z-axis linear guide assembly (402), the second mounting plate (404) is slidably connected to the first mounting plate (403), and a clamping assembly (405) for clamping the protective film (200) is arranged on the side of the second mounting plate (404) away from the first mounting plate (403).

7. The automatic film tearing device according to claim 6, characterized in that: The clamping assembly (405) includes a plurality of spaced clamping plates (4050) arranged at the bottom of the second mounting plate (404) for supporting the protective film (200), and a cylinder pushing assembly (4051) arranged on the second mounting plate (404), wherein a plurality of spaced downward pressing clamping plates (4052) are fixed on the piston rod of the cylinder pushing assembly (4051), and the plurality of the downward pressing clamping plates (4052) and the plurality of the clamping plates (4050) are aligned in an upper and lower position relationship; the downward pressing clamping plates (4052) press down the protective film (200) and form a clamp with the clamping plates (4050) to clamp the protective film (200).

8. The automatic film tearing device according to claim 7, characterized in that: The X-axis clamping assembly (41) includes an X-axis linear guide rail (410) that moves along the X direction and is arranged on one side of the Z-axis clamping assembly (40). An X-axis movable clamping member (412) is provided on the sliding block (411) of the X-axis linear guide rail (410). The movable clamping member (412) and the clamping support plate (4050) are aligned in position after being moved upward, and are used to clamp the protective film (200).

9. The automatic film tearing device according to claim 1, characterized in that: The centering component (11) includes: a first moving member (110), a second moving member (111) and a centering drive component (112), wherein the first moving member (110) and the second moving member (111) are respectively arranged on both sides of the center line of the board feed roller conveying component (10), and the centering drive component (112) is respectively arranged on the two board feed support frames (101) for driving the first moving member (110) and the second moving member (111) to move toward or away from the center line of the board feed roller conveying component (10).

10. The automatic film tearing device according to claim 1, characterized in that: A temporary storage mechanism (5) is further provided in the plate-discharging conveying mechanism (2); the temporary storage mechanism (5) comprises storage racks (50) arranged at intervals in multiple layers and a temporary storage drive assembly (51) for driving the storage racks (50) to move up and down; each layer of the storage racks (50) comprises a plurality of support rods (501), and the support rods (501) and the conductive shafts (20) are interlaced.

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