CN214688445U

CN214688445U - Light guide plate high-precision dot printing device

Info

Publication number: CN214688445U
Application number: CN202023188130.2U
Authority: CN
Inventors: 边炜栋
Original assignee: Zhejiang Otto Electric Co ltd
Current assignee: Zhejiang Otto Electric Co ltd
Priority date: 2020-12-26
Filing date: 2020-12-26
Publication date: 2021-11-12
Anticipated expiration: 2030-12-26

Abstract

The utility model discloses a light guide plate high accuracy site printing device relates to light guide plate preparation technical field, including the mounting panel, logical groove has been seted up at the middle part of mounting panel, and it has the slider to lead to the inslot, and the top fixedly connected with base of slider, the one end of base are provided with the arch, and the bottom fixedly connected with movable block of slider, the thread groove has been seted up at the middle part of movable block, the lower surface one end fixedly connected with driving motor of mounting panel, driving motor's the reciprocal lead screw of output shaft fixedly connected with, reciprocal lead screw through thread groove. The utility model discloses a logical groove is seted up at the middle part of mounting panel, leads to the inslot and sets up the slider, and the top of slider sets up the base, and the thread groove is seted up at the movable block middle part that the bottom of slider set up, and the reciprocal lead screw of pegging graft in the thread groove is connected with driving motor's output shaft, starts driving motor, reciprocal lead screw and thread groove cooperation for the base drives the light guide plate motion and passes through the compression roller, and the printing is accomplished to the light guide plate to the compression roller.

Description

Light guide plate high-precision dot printing device

Technical Field

The utility model relates to a light guide plate preparation technical field, in particular to light guide plate high accuracy site printing device.

Background

The light guide plate is made of optical acrylic/PC plate, then high-tech materials with extremely high refractive index and no light absorption are used for printing light guide points on the bottom surface of the optical acrylic plate by laser engraving, V-shaped cross grid engraving and UV screen printing technologies, the optical acrylic plate is used for absorbing the light emitted from a lamp to stay on the surface of the optical acrylic plate, when the light reaches each light guide point, the reflected light can be diffused to each angle, then the reflected light is emitted from the front surface of the light guide plate under the condition of destroying reflection, the light guide plate can uniformly emit light through various light guide points with different densities and sizes, and the reflector plate is used for reflecting the light exposed from the bottom surface back into the light guide plate so as to improve the use efficiency of the light; under the equal area luminous luminance circumstances, luminous efficacy is high, the low power dissipation, and fixed structure is adopted mostly to current UV screen printing light guide plate's device, and when the compression roller broke down, the replacement was very troublesome, and current printing device adopted compression roller motion printing moreover, and the printing effect is not ideal. Therefore, it is necessary to provide a high-precision dot printing device for a light guide plate to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a light guide plate high accuracy site printing device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-precision dot printing device of a light guide plate comprises a mounting plate, wherein the middle part of the mounting plate is provided with a through groove, a sliding block is inserted in the through groove, the top end of the sliding block is fixedly connected with a base, one end of the base is provided with a bulge, the bottom end of the sliding block is fixedly connected with a movable block, the middle part of the movable block is provided with a thread groove, one end of the lower surface of the mounting plate is fixedly connected with a driving motor, an output shaft of the driving motor is fixedly connected with a reciprocating screw rod, the reciprocating screw rod penetrates through the thread groove, the four corners of the upper surface of the mounting plate are fixedly connected with supporting rods, the top end of the supporting rod is fixedly connected with an extension plate, the middle part of the lower surface of the extension plate is fixedly connected with an electric push rod, the output end of the electric push rod is fixedly connected with a movable plate, the two ends of the movable plate are fixedly connected with fixed blocks, and the middle of the bottom end of each fixed block is provided with a sliding groove.

Preferably, a sliding rod is inserted in the sliding groove, and a triangular groove is formed in the bottom end of the sliding rod through a bearing.

Preferably, one side of the sliding rod is provided with a compression roller, and two ends of the compression roller are provided with triangular blocks matched with the triangular grooves.

Preferably, a limiting thread groove is formed in the middle of one end of the movable plate, a through hole is formed in the top end of the fixed block, a limiting screw rod is inserted into the through hole, and one end of the limiting screw rod is located in the limiting thread groove.

Preferably, a plurality of constant head tanks that are equidistant annular distribution are seted up to one side of fly leaf, one side top fixedly connected with of fixed block a plurality of locating pieces with the constant head tank adaptation.

Preferably, the lower surface four corners department of base all is provided with the ball, the ball groove has been seted up to the upper surface of mounting panel, the ball is located the ball inslot, the equal fixedly connected with support column in lower surface four corners department of mounting panel.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a logical groove is seted up at the middle part of mounting panel, sets up the slider in the logical groove, and the top of slider sets up the base, and the movable block middle part that the bottom of slider set up sets up the thread groove, and the reciprocating screw that pegs graft in the thread groove is connected with driving motor's output shaft, starts driving motor, and reciprocating screw and thread groove cooperate for the base drives the light guide plate motion and passes through the compression roller, and the compression roller accomplishes the printing to the light guide plate;

2. the utility model discloses a set up the extension board in the top of installation version, the lower surface of extension board passes through electric putter and sets up the fly leaf, and the one end of fly leaf is passed through positioning screw and is connected with the fixed block, moves positioning screw through twisting and can take off the fixed block to can take off the compression roller, change the washing to the compression roller.

Drawings

Fig. 1 is a schematic sectional view of the overall structure of the present invention.

Fig. 2 is a schematic side sectional view of the overall structure of the present invention.

Fig. 3 is a schematic sectional view of the positioning thread groove structure of the present invention.

In the figure: 1. mounting a plate; 2. a through groove; 3. a slider; 4. a base; 5. a movable block; 6. a thread groove; 7. a drive motor; 8. a reciprocating screw; 9. a support bar; 10. an extension plate; 11. an electric push rod; 12. a movable plate; 13. a fixed block; 14. a chute; 15. a slide bar; 16. a triangular groove; 17. a compression roller; 18. a limiting thread groove; 19. a through hole; 20. a limit screw; 21. positioning a groove; 22. positioning blocks; 23. a ball bearing; 24. a ball groove; 25. and (4) a support column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a light guide plate high-precision dot printing device as shown in figures 1-3, as shown in figures 1 and 2, the middle part of a mounting plate 1 is provided with a through groove 2, a slider 3 is inserted in the through groove 2, the slider 3 slides in the through groove 2 and can drive a base 4 to slide on the upper surface of the mounting plate 1, the top end of the slider 3 is fixedly connected with the base 4, one end of the base 4 is provided with a bulge, the bulge arranged at one end of the base 4 is attached to one end of the light guide plate, the light guide plate is prevented from sliding in the printing process, the bottom end of the slider 3 is fixedly connected with a movable block 5, the middle part of the movable block 5 is provided with a thread groove 6, one end of the lower surface of the mounting plate 1 is fixedly connected with a driving motor 7, the output shaft of the driving motor 7 is fixedly connected with a reciprocating lead screw 8, the reciprocating lead screw 8 penetrates through the thread groove 6, the reciprocating lead screw 8 is matched with the thread groove 6, the movable block 5 can slide on the outer side of the reciprocating screw 8, so that the base 4 can slide on the upper surface of the mounting plate 1, the four corners of the upper surface of the mounting plate 1 are fixedly connected with supporting rods 9, the top end of the supporting rod 9 is fixedly connected with an extension plate 10, the middle part of the lower surface of the extension plate 10 is fixedly connected with an electric push rod 11, the output end of the electric push rod 11 is fixedly connected with a movable plate 12, two ends of the movable plate 12 are fixedly connected with fixed blocks 13, the middle part of the bottom end of the fixed block 13 is provided with a sliding groove 14, one side of a sliding rod 15 is provided with a compression roller 17, two ends of the compression roller 17 are provided with triangular blocks matched with the triangular grooves 16, the compression roller 17 is connected with the sliding rod 15 through the triangular blocks, four corners of the lower surface of the base 4 are provided with balls 23, the upper surface of the mounting plate 1 is provided with ball grooves 24, the balls 23 are positioned in the ball grooves 24, and the balls 23 are matched with the ball grooves 24, so that the base 4 can slide on the upper surface of the mounting plate 1, and the four corners of the lower surface of the mounting plate 1 are fixedly connected with the supporting columns 25.

As shown in fig. 3, a limiting thread groove 18 is formed in the middle of one end of the movable plate 12, a through hole 19 is formed in the top end of the fixed block 13, a limiting screw 20 is inserted in the through hole 19, one end of the limiting screw 20 is located in the limiting thread groove 18, the limiting screw 20 is matched with the limiting thread groove 18, so that the position between the movable plate 12 and the fixed block 13 is fixed, a plurality of positioning grooves 21 which are distributed in an equidistant annular manner are formed in one side of the movable plate 12, a plurality of positioning blocks 22 which are matched with the positioning grooves 21 are fixedly connected to the top end of one side of the fixed block 13, the positioning grooves 21 are matched with the positioning blocks 22, and the connection between the fixed block 13 and the movable plate 12 is more stable.

The utility model discloses the theory of operation:

when the device works, firstly, the light guide plate is placed on the upper surface of the base 4, one end of the light guide plate is attached to a protrusion arranged on the upper surface of the base 4, the electric push rod 11 is started, the electric push rod 11 drives the movable plate 12 to move downwards, so as to drive the fixed block 13 to move downwards, the fixed block 13 drives the compression roller 17 to move downwards, the driving motor 7 is started, the driving motor 7 drives the reciprocating lead screw 8 to rotate, the reciprocating lead screw 8 is matched with the thread groove 6, so that the movable block 5 slides outside the reciprocating lead screw 8, so as to enable the sliding block 3 to slide in the through groove 2, the balls 23 arranged on the lower surface of the base 4 are matched with the ball grooves 24, so that the base 4 slides on the upper surface of the mounting plate 1, the base 4 drives the light guide plate to move to the lower part of the compression roller 17, the compression roller 17 prints the light guide plate, one end of the sliding rod 15 is movably connected with the sliding groove 14 through a spring, and the light guide plate is prevented from being extruded and damaged by the compression roller 17, when the compression roller 17 needs to be disassembled, the limiting screw 20 is screwed, the limiting screw 20 is matched with the limiting thread groove 18, the fixing block 13 is fixedly connected with one side of the movable plate 12, the limiting screw 20 is screwed to be in contact with the fixing block 13 for limiting, the fixing block 13 can be taken down, the triangular block at one end of the compression roller 17 is taken out of the triangular groove 16, and the compression roller 17 is disassembled.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a light guide plate high accuracy dot printing device, includes mounting panel (1), its characterized in that: the middle part of the mounting plate (1) is provided with a through groove (2), a slider (3) is inserted in the through groove (2), the top end of the slider (3) is fixedly connected with a base (4), one end of the base (4) is provided with a bulge, the bottom end of the slider (3) is fixedly connected with a movable block (5), the middle part of the movable block (5) is provided with a thread groove (6), one end of the lower surface of the mounting plate (1) is fixedly connected with a driving motor (7), an output shaft of the driving motor (7) is fixedly connected with a reciprocating lead screw (8), the reciprocating lead screw (8) penetrates through the thread groove (6), four corners of the upper surface of the mounting plate (1) are fixedly connected with supporting rods (9), the top end of the supporting rods (9) is fixedly connected with an extension plate (10), and the middle part of the lower surface of the extension plate (10) is fixedly connected with an electric push rod (11), the output end of the electric push rod (11) is fixedly connected with a movable plate (12), the two ends of the movable plate (12) are fixedly connected with fixed blocks (13), and the middle of the bottom end of each fixed block (13) is provided with a sliding groove (14).

2. The light guide plate high-precision dot printing device according to claim 1, wherein: a sliding rod (15) is inserted in the sliding groove (14), and a triangular groove (16) is formed in the bottom end of the sliding rod (15) through a bearing.

3. The light guide plate high-precision dot printing device according to claim 2, wherein: one side of the sliding rod (15) is provided with a compression roller (17), and two ends of the compression roller (17) are provided with triangular blocks matched with the triangular grooves (16).

4. A light guide plate high-precision dot printing device according to claim 3, wherein: the middle of one end of the movable plate (12) is provided with a limiting thread groove (18), the top end of the fixed block (13) is provided with a through hole (19), a limiting screw rod (20) is inserted in the through hole (19), and one end of the limiting screw rod (20) is located in the limiting thread groove (18).

5. The light guide plate high-precision dot printing device according to claim 4, wherein: a plurality of constant head tanks (21) that are equidistant annular and distribute are seted up to one side of fly leaf (12), one side top fixedly connected with of fixed block (13) a plurality of locating pieces (22) with constant head tank (21) adaptation.

6. The light guide plate high-precision dot printing device according to claim 5, wherein: the lower surface four corners department of base (4) all is provided with ball (23), ball groove (24) have been seted up to the upper surface of mounting panel (1), ball (23) are located ball groove (24), the equal fixedly connected with support column (25) of lower surface four corners department of mounting panel (1).