CN214323470U

CN214323470U - Cutting device for light guide plate film covering

Info

Publication number: CN214323470U
Application number: CN202120324484.0U
Authority: CN
Inventors: 阮绪红; 黄爱群; 程飞
Original assignee: Dongguan Yuanli Electronic Technology Co ltd
Current assignee: Dongguan Yuanli Electronic Technology Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-10-01
Anticipated expiration: 2031-02-04

Abstract

The utility model relates to a technical field is made in the light guide plate production, concretely relates to cutting device for light guide plate tectorial membrane, it includes frame, drive assembly, blade holder and cutting blade, drive assembly is fixed in the frame, the blade holder set up in on the drive assembly, cutting blade receives the blade holder centre gripping is fixed, drive assembly orders about the blade holder removes. This application has the effect of the manpower that can consume of reduction light guide plate tectorial membrane in-process.

Description

Cutting device for light guide plate film covering

Technical Field

The application relates to the technical field of light guide plate manufacturing, in particular to a cutting device for light guide plate film covering.

Background

The light guide plate (light guide plate) is made of optical acrylic/PC plate, and then high-tech material with high refractive index and no light absorption is used to print light guide points on the bottom surface of the optical acrylic plate by laser engraving, V-shaped cross grid engraving and UV screen printing technology. The optical-grade acrylic sheet is used for absorbing the light emitted from the lamp to stay on the surface of the optical-grade acrylic sheet, when the light irradiates each light guide point, the reflected light can be diffused towards each angle, and then the reflected light is damaged and is emitted from the front surface of the light guide plate. The light guide plate needs to be covered with surface films such as a reflecting film or a brightness enhancement film in production, a light guide plate film covering machine is generally used for film covering of the light guide plate, and in the film covering process, a worker is required to cut the surface films on the light guide plate after the film covering is finished, so that more manpower is consumed in the film covering process of the light guide plate.

In view of the above-mentioned related art, the inventors of the present invention have considered that the light guide plate coating work has a drawback of consuming much labor.

SUMMERY OF THE UTILITY MODEL

In order to reduce the manpower that light guide plate tectorial membrane in-process can consume, this application provides a cutting device for light guide plate tectorial membrane.

The application provides a cutting device for light guide plate tectorial membrane adopts following technical scheme:

the utility model provides a cutting device for light guide plate tectorial membrane, includes frame, drive assembly, blade holder and cutting blade, drive assembly is fixed in the frame, the blade holder set up in on the drive assembly, cutting blade receives the blade holder centre gripping is fixed, drive assembly orders about the blade holder removes.

Through adopting above-mentioned technical scheme, drive assembly orders about the removal of blade holder, and cutting blade follows the removal of blade holder to this makes cutting blade cut the surface film of light guide plate, and this kind of mode makes can cut the surface film of light guide plate automatically in the production of light guide plate tectorial membrane, does not need the manual work to cut, reduces the human consumption, improves the economic benefits of light guide plate production.

Optionally, the driving assembly includes a rodless cylinder, a cylinder of the rodless cylinder is fixed to the frame, and the blade clamping member is fixed to a slider of the rodless cylinder.

Through adopting above-mentioned technical scheme, use rodless cylinder to drive the blade holder, rodless cylinder overall installation size is little, and axial installation space is little, and is high to the space utilization in the frame for the drive effect to the blade is stable.

Optionally, the blade holder has a slot, and the cutting blade is fixed in the slot.

Through adopting above-mentioned technical scheme, cutting blade is fixed in the slot of blade holder for cutting blade is stable along with the removal of blade holder.

Optionally, the blade clamping piece is further provided with a threaded hole communicated with the slot, a fastening screw is arranged in the threaded hole of the blade clamping piece, and the fastening screw presses and fixes the cutting blade in the slot.

Through adopting above-mentioned technical scheme, fastening screw supports the pressure with cutting blade and is fixed in the slot, fixes cutting blade from this for cutting blade's installation is stable, and the mode that the screw supported tightly makes cutting blade's loading and unloading simple and convenient.

Optionally, a mounting groove is formed in a groove wall of the slot, a locking assembly is arranged in the mounting groove, and the locking assembly locks and fixes the cutting blade in the slot.

Through adopting above-mentioned technical scheme, locking Assembly will cut the blade lock and fix in the slot so that cutting blade's installation is stable, and cutting blade is stable along with the removal of blade mounting.

Optionally, the locking assembly comprises a compression spring and a locking block, a locking groove is formed in the groove wall of the mounting groove, the locking groove is opposite to the mounting groove, the cutting blade is provided with a locking hole, and the locking block penetrates through the locking hole and is matched with the locking groove in an inserting mode.

Through adopting above-mentioned technical scheme, the locking piece passes the lockhole and pegs graft the cooperation with the locked groove, locks fixedly from this to cutting blade, and the locking piece receives compression spring's elastic thrust and can more stably peg graft the cooperation with the locked groove, further improves the fixed effect to cutting blade.

Optionally, the frame is in the position of drive assembly still rotates and is provided with the carrier roller and supports the compression roller, the carrier roller provides the holding power for the light guide plate after the tectorial membrane, just the carrier roller with support the compression roller and carry the light guide plate nip pressure after the tectorial membrane conveying.

Through adopting above-mentioned technical scheme, bear the roller and provide the holding power for the light guide plate behind the tectorial membrane, and bear the roller and support the light guide plate nip pressure conveying behind the compression roller with the tectorial membrane for the light guide plate behind the peritoneum is stable in the removal when passing through cutting blade, and then makes cutting blade stable to the cutting effect of the surface film of light guide plate.

Optionally, a driving wheel is arranged at one end of the pressing roller, a driving motor is further arranged at a position, close to the pressing roller, of the rack, a driving wheel is coaxially fixed to a rotating shaft of the driving motor, and a driving belt is arranged between the driving wheel and the driving wheel in a wrapping mode.

Through adopting above-mentioned technical scheme, driving motor orders about the action wheel and rotates, and under the transmission of drive belt, the drive wheel rotates, orders about from this and supports the compression roller and rotate, supports the compression roller and carries the roller cooperation and conveys the light guide plate, and is stable to the conveying effect of light guide plate.

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

1. the driving assembly drives the blade clamping piece to move, and the cutting blade moves along with the blade clamping piece, so that the cutting blade cuts the surface film of the light guide plate;

2. the bearing roller provides the holding power for the light guide plate behind the tectorial membrane, and bearing roller and support the light guide plate nip pressure conveying behind the compression roller with the tectorial membrane for the removal of light guide plate behind the peritoneum when passing through cutting blade is stable, and then makes cutting blade stable to the cutting effect of the surface film of light guide plate.

Drawings

FIG. 1 is a three-dimensional view of an embodiment of the present application.

Fig. 2 is a view of the whole structure of the machine frame of the embodiment 1 of the present application after being cut.

Fig. 3 is a partial structural view of embodiment 1 of the present application.

Fig. 4 is an enlarged view of a portion a in fig. 3.

Fig. 5 is a side view of the insert holder of embodiment 2 of the present application.

Fig. 6 is a sectional view taken along line B-B in fig. 5.

Description of reference numerals: 1. a frame; 11. a carrier roller; 12. pressing the roller; 121. a driving wheel; 13. an active motor; 131. a driving wheel; 14. a transmission belt; 2. a drive assembly; 21. a rodless cylinder; 3. a blade holder; 31. a slot; 32. fastening screws; 33. mounting grooves; 34. locking the groove; 4. a locking assembly; 41. a compression spring; 42. a locking block; 5. a cutting blade; 51. and (6) locking the hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The application discloses cutting device for light guide plate tectorial membrane.

Example 1

Referring to fig. 1 and 2, the cutting device for laminating the light guide plate comprises a frame 1 and a driving assembly 2, and referring to fig. 3, in the embodiment, the driving assembly 2 comprises a rodless cylinder 21, a cylinder barrel of the rodless cylinder 21 is fixed on the frame 1, and the rodless cylinder 21 is provided with a sliding block.

Referring to fig. 4, a blade holder 3 and a cutting blade 5 are disposed on a slider of the rodless cylinder 21, the cutting blade 5 is fixed on the blade holder 3, the slider of the rodless cylinder 21 slides to drive the blade holder 3 to move, and the cutting blade 5 moves along with the blade holder 3 to cut a surface film of the light guide plate. The blade holder 3 includes a bottom plate and a holding plate, the holding plate is perpendicular to the bottom plate, and the holding plate is located at the middle part of the length direction of the top surface of the bottom plate. The bottom plate is tightly attached to the sliding block, a counter bore is formed in the bottom plate, a threaded hole is formed in the sliding block of the rodless cylinder 21, the bottom plate is tightly attached to the sliding block, the number of the counter bores in the bottom plate is equal to that of the threaded holes in the sliding block, the counter bores in the bottom plate correspond to the threaded holes in the sliding block in a one-to-one mode, the bottom plate and the sliding block are fixedly connected through screws in the corresponding counter bores and the corresponding threaded holes, and therefore the blade clamping piece 3 is fixed to the sliding block. The top surface of the clamping plate is provided with a slot 31 downwards, the cutting blade 5 is provided with a handle and a blade edge, and the blade is inserted into the slot 31. The clamping plate is further provided with a threaded hole communicated with the slot 31, a fastening screw 32 is arranged in the threaded hole of the clamping plate, the fastening screw 32 is in threaded fit with the threaded hole of the clamping plate, and the fastening screw 32 abuts against the cutter handle to tightly fix the cutting blade 5 in the slot 31.

Referring to fig. 2 and 3, a bearing roller 11 and a pressing roller 12 are rotatably arranged at a position, close to a rodless cylinder 21, of a rack 1, the pressing roller 12 and the bearing roller 11 are parallel to each other, the bearing roller 11 is provided with two, the pressing roller 12 is also provided with two, the two bearing rollers 11 are respectively arranged at the front side and the rear side of the rodless cylinder 21 along the conveying direction of the light guide plate, the two bearing rollers 11 and the two pressing rollers 12 are arranged in a one-to-one correspondence manner, the corresponding bearing roller 11 and the corresponding pressing roller 12 are arranged on the same vertical plane, the pressing roller 12 is arranged above the bearing roller 11, rubber pads are arranged on the surfaces of the bearing roller 11 and the pressing roller 12, and the distance between the corresponding bearing roller 11 and the pressing roller 12 is slightly smaller than the thickness of the light guide plate. The frame 1 is provided with a driving motor 13 at a position close to the two pressing rollers 12, a rotating shaft of the driving motor 13 is fixedly connected with a driving wheel 131, and the driving wheel 131 is coaxially and fixedly connected with the rotating shaft of the driving motor 13. One end of each pressing roller 12 is fixedly provided with a driving wheel 121, the driving wheels 121 and the corresponding pressing rollers 12 are coaxially arranged, the driving wheel 131 and the two driving wheels 121 are coated with a transmission belt 14, the driving motor 13 drives the driving wheel 131 to rotate, and under the transmission action of the transmission belt 14, the two driven wheels rotate, so that the two pressing rollers 12 are driven to rotate simultaneously.

Example 2

Embodiment 2 is different from embodiment 1 in that, referring to fig. 5 and 6, one groove wall of the slot 31 is opened with an installation groove 33 and the opposite groove wall is opened with a locking groove 34, the locking groove 34 and the installation groove 33 are both communicated with the slot 31, and the notch of the locking groove 34 is opposite to the notch of the installation groove 33. The installation groove 33 is provided with a locking component 4, the locking component 4 comprises a compression spring 41 and a locking block 42, one end of the compression spring 41 is abutted against the groove bottom of the installation groove 33, and the other end of the compression spring is abutted against the locking block 42. The handle is provided with a lock hole 51, the lock hole 51 is simultaneously communicated with the mounting groove 33 and the lock groove 34, and the lock block 42 passes through the lock hole 51 and is pressed against the lock groove 34 under the elastic force of the compression spring 41, so that the cutting blade 5 is locked and fixed in the slot 31. In this embodiment, it is preferable that the locking piece 42 is spherical, and the diameter of the locking hole 51 is slightly smaller than the diameter of the locking piece 42, so that when the cutting blade 5 is taken out, the locking piece 42 can return to the mounting groove 33 under the pressure of the hole wall of the locking hole 51 only by applying a large pulling force, and at this time, the cutting blade 5 is unlocked, and the cutting blade 5 can be simply detached.

The application of this application is cutting device for light guide plate tectorial membrane's implementation principle does: rodless cylinder 21 orders about blade holder 3 and removes, cutting blade 5 follows blade holder 3 and removes, make this cutting blade 5 cut the surface film of light guide plate, this kind of mode makes can cut the surface film of light guide plate automatically in the production of light guide plate tectorial membrane, do not need the manual work to cut, reduce the human consumption, improve the economic benefits of light guide plate production, in the cutting process of cutting blade 5 to the surface film of light guide plate, bearing roller 11 provides the holding power for the light guide plate after the tectorial membrane, and bearing roller 11 and the light guide plate nip pressure conveying of pressing roller 12 after with the tectorial membrane, make the removal of light guide plate after the peritoneum when passing through cutting blade 5 stable, and then make cutting blade 5 stable to the cutting effect of the surface film of light guide plate.

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

Claims

1. The utility model provides a cutting device for light guide plate tectorial membrane which characterized in that: including frame (1), drive assembly (2), blade holder (3) and cutting blade (5), drive assembly (2) are fixed in frame (1), blade holder (3) set up in on drive assembly (2), cutting blade (5) receive blade holder (3) centre gripping is fixed, drive assembly (2) orders about blade holder (3) remove.

2. The cutting device for the light guide plate cover film according to claim 1, characterized in that: the driving assembly (2) comprises a rodless cylinder (21), a cylinder barrel of the rodless cylinder (21) is fixed to the rack (1), and the blade clamping piece (3) is fixed to a sliding block of the rodless cylinder (21).

3. The cutting device for the light guide plate cover film according to claim 1, characterized in that: the blade clamping piece (3) is provided with a slot (31), and the cutting blade (5) is fixed in the slot (31).

4. The cutting device for the light guide plate cover film according to claim 3, characterized in that: the blade clamping piece (3) is further provided with a threaded hole communicated with the slot (31), a fastening screw (32) is arranged in the threaded hole of the blade clamping piece (3), and the fastening screw (32) enables the cutting blade (5) to be pressed and fixed in the slot (31).

5. The cutting device for the light guide plate cover film according to claim 3, characterized in that: mounting groove (33) have been seted up to the cell wall of slot (31), be provided with locking Assembly (4) in mounting groove (33), locking Assembly (4) will cutting blade (5) locking is fixed in slot (31).

6. The cutting device for the light guide plate cover film according to claim 5, characterized in that: locking Assembly (4) are including compression spring (41) and locking piece (42), locked groove (34) have been seted up to the cell wall of mounting groove (33), locked groove (34) with mounting groove (33) set up relatively, lockhole (51) have been seted up in cutting blade (5), locking piece (42) pass lockhole (51) and with the cooperation of pegging graft in locked groove (34).

7. The cutting device for the light guide plate cover film according to claim 1, characterized in that: the frame (1) is in the position department of drive assembly (2) still rotates and is provided with bearing roller (11) and supports compression roller (12), bearing roller (11) provide the holding power for the light guide plate after the tectorial membrane, just bearing roller (11) with support compression roller (12) carry the light guide plate after the tectorial membrane to the clamp pressure conveying.

8. The cutting device for the light guide plate cover film according to claim 7, characterized in that: one end of the pressing roller (12) is provided with a driving wheel (121), a driving motor (13) is further arranged at a position, close to the pressing roller (12), of the rack (1), a driving wheel (131) is coaxially fixed to a rotating shaft of the driving motor (13), and a driving belt (14) is arranged between the driving wheel (131) and the driving wheel (121) in a coated mode.