CN216100941U

CN216100941U - Roll-to-roll high-precision printing device

Info

Publication number: CN216100941U
Application number: CN202122061005.3U
Authority: CN
Inventors: 章颂云
Original assignee: Dongguan Julong Gaoke Electronic Technology Co ltd
Current assignee: Dongguan Julong Gaoke Electronic Technology Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-03-22
Anticipated expiration: 2031-08-30

Abstract

The utility model relates to the technical field of mobile phone rear covers, in particular to a roll-to-roll high-precision printing device which comprises a first pushing cylinder, wherein a fixed plate is welded at the end of a push rod on the first pushing cylinder, a first upright post and a second upright post are respectively installed at two ends of the top surface of the fixed plate, an intaglio gluing roller is arranged between the first upright post and the second upright post, a support frame is arranged above the intaglio gluing roller, an electric sliding table is fixedly installed on the bottom surface of the support frame, the bottom surface of the electric sliding table is fixedly connected with a knife holder through a sliding block, a scraper is installed on the bottom surface of the knife holder, and a rectangular scraper can scrape and wipe paint in a groove uniformly so that the paint is uniformly distributed on the intaglio gluing roller; when the mobile phone rear covers with different thicknesses are printed, the gravure gluing roller can be lifted through the first pushing cylinder, so that the printing thickness of the mobile phone rear cover can be controlled, the practicability is enhanced, and the application range is enlarged.

Description

Roll-to-roll high-precision printing device

Technical Field

The utility model relates to the technical field of mobile phone rear covers, in particular to a roll-to-roll high-precision printing device.

Background

At present, lid behind the cell-phone is at the in-process of production, and one of them process is the back printing coating of lid behind the cell-phone, can make lid behind the cell-phone more practical, durable and pleasing to the eye, however, the main problem that exists of lid printing device behind current cell-phone is: (1) the coating is unevenly distributed on the upper rubber roll, so that the printing of the rear cover of the mobile phone is uneven, and the printing quality is further reduced; (2) because the existing mobile phone rear cover has various styles and different thicknesses, the existing printing device is difficult to control the printing thickness of the mobile phone rear cover, so that part of the mobile phone rear cover can not be suitable for use, and certain limitations exist.

Disclosure of Invention

In view of the shortcomings of the prior art, the present invention provides a roll-to-roll high precision printing device, which is improved to effectively solve the problems in the background art.

The technical scheme of the utility model is as follows:

the utility model provides a roll-to-roll high accuracy printing device which characterized in that: it includes first push cylinder, the push rod end welding on the first push cylinder has the fixed plate, first stand and second stand are installed respectively to the top surface both ends of fixed plate, the top surface inner wall fixed mounting of first stand has the pivot sleeve, the top surface outer wall fixed mounting of second stand has driving motor, top between first stand and the second stand is provided with gravure rubber coating roller, gravure rubber coating roller's middle part fixedly connected with axis of rotation, the left end and the pivot sleeve of axis of rotation rotate and are connected, driving motor's pivot end intercommunication second stand and axis of rotation fixed connection, gravure rubber coating roller's top is provided with the support frame, the bottom surface fixed mounting of support frame has electronic slip table, electronic slip table's slider fixedly connected with blade holder, the scraper is installed to the bottom surface of gravure blade holder, gravure rubber coating roller's left side is provided with the supporting seat, the top surface fixed mounting of supporting seat has the second to promote the cylinder, the last push rod end fixedly connected with small-size vacuum chuck of second promotion cylinder, small-size vacuum chuck's bottom surface is connected with the cell-phone back cover.

Furthermore, a fixed block is installed on the side surface of the first pushing cylinder.

Furthermore, a plurality of grooves are formed in the gravure gluing roller.

Further, the mobile phone rear cover is opposite to the groove.

Furthermore, a coating box is fixedly arranged below the gravure coating roller and on the top surface of the fixing plate.

Further, the scraper is rectangular in side view and is just opposite to the groove.

Furthermore, the top surface of the second pushing cylinder is fixedly provided with a vacuum pump through a connecting plate, the vacuum pump is connected with a small vacuum sucker through a vacuum pipeline, and the vacuum pipeline is long enough.

The utility model has the beneficial effects that: according to the utility model, the electric sliding table, the tool apron and the rectangular scraper are arranged, so that the rectangular scraper can uniformly scrape the coating in the groove, the coating is uniformly distributed on the gravure gluing roller, and the printing of the rear cover of the mobile phone is more uniform during printing, thereby ensuring the printing quality; through being equipped with first promotion cylinder, fixed plate, first stand and second stand, when the lid behind the cell-phone of printing different thickness, the first promotion cylinder of accessible goes up and down the gravure and goes up the rubber roll to the printing thickness of lid behind the realization control cell-phone strengthens the practicality, enlarges application scope.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of the gravure sizing roller of the present invention.

In the figure, 1, a first pushing cylinder; 2. a fixing plate; 3. a first upright post; 4. a second upright post; 5. a rotating shaft sleeve; 6. a drive motor; 7. coating a rubber roller on the gravure; 8. a rotating shaft; 9. a support frame; 10. an electric sliding table; 11. a tool apron; 12. a scraper; 13. a supporting seat; 14. a second push cylinder; 15. a small vacuum chuck; 16. a mobile phone rear cover; 17. a fixed block; 18. a groove; 19. a paint tank; 20. a vacuum pump; 21. a vacuum pipeline.

Detailed Description

The following further describes embodiments of the present invention with reference to the accompanying drawings:

as shown in fig. 1-2, a roll-to-roll high-precision printing device comprises a first push cylinder 1, a fixed plate 2 is welded at the end of a push rod on the first push cylinder 1, a first upright 3 and a second upright 4 are respectively installed at the two ends of the top surface of the fixed plate 2, a rotating shaft sleeve 5 is fixedly installed on the inner wall of the top surface of the first upright 3, a driving motor 6 is fixedly installed on the outer wall of the top surface of the second upright 4, an intaglio gluing roller 7 is arranged at the top between the first upright 3 and the second upright 4, a rotating shaft 8 is fixedly connected to the middle of the intaglio gluing roller 7, the left end of the rotating shaft 8 is rotatably connected with the rotating shaft sleeve 5, the rotating shaft end of the driving motor 6 is communicated with the second upright 4 and is fixedly connected with the rotating shaft 8, a support frame 9 is arranged above the intaglio gluing roller 7, and an electric sliding table 10 is fixedly installed on the bottom surface of the support frame 9, the underrun of electronic slip table 10 has blade holder 11 through slider fixedly connected with, scraper 12 is installed to the bottom surface of blade holder 11, the left side of gravure sizing roller 7 is provided with supporting seat 13, the top surface fixed mounting of supporting seat 13 has second promotion cylinder 14, the last push rod end fixedly connected with small-size vacuum chuck 15 of second promotion cylinder 14, the bottom surface of small-size vacuum chuck 15 is connected with lid 16 behind the cell-phone.

A fixed block 17 is arranged on the side surface of the first pushing cylinder 1.

The gravure sizing roller 7 is provided with a plurality of grooves 18.

The rear cover 16 of the mobile phone is arranged opposite to the groove 18.

A coating box 19 is fixedly arranged below the gravure coating roller 7 and on the top surface of the fixing plate 2.

The scraper blade 12 is rectangular in side view and is disposed directly opposite the groove 18.

The top surface of the second pushing cylinder 14 is fixedly provided with a vacuum pump 20 through a connecting plate, and the vacuum pump 20 is connected with the small vacuum chuck 15 through a vacuum pipeline 21.

The working principle of the utility model is as follows: when the mobile phone rear cover 16 is clamped into the bottom surface of the small vacuum chuck 15, the vacuum pump 20 is started, the small vacuum chuck 15 sucks the mobile phone rear cover 16, at the moment, a worker can release hands, then, the driving motor 6 is started, the driving motor 6 drives the gravure sizing roller 7 to rotate (stop after rotating 90 degrees every time, so that the groove 18 is positioned right above the printing process), the coating in the coating box 19 is adhered in the groove 18, at the moment, the electric sliding table 10 is started, the electric sliding table 10 drives the scraper 12 to move left and right (pass through the groove 18 when moving), the coating in the groove 18 is uniformly scraped, then, the second pushing cylinder 14 is started, the second pushing cylinder 14 pushes the mobile phone rear cover 16 to the right, when the outer side surface of the mobile phone rear cover 16 passes through the groove 18, the coating printing operation is carried out, and when the mobile phone rear covers 16 with different thicknesses are printed, the gravure sizing roller 7 can be lifted through the first pushing cylinder 1 (when the printing mobile phone rear cover 16 is lifted, the thickness of the printing mobile phone rear cover 16 is increased, when the printing mobile phone rear cover is lowered, the thickness of the printing mobile phone rear cover 16 is reduced), the lifting process and the printing process are carried out together, finally, the second pushing cylinder 14 is reset, the outer side surface of the mobile phone rear cover 16 passes through the groove 18 again and returns to the original position, and the mobile phone rear cover 16 is taken down after solidification.

The foregoing embodiments and description have been presented only to illustrate the principles and preferred embodiments of the utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model as hereinafter claimed.

Claims

1. The utility model provides a roll-to-roll high accuracy printing device which characterized in that: it comprises a first pushing cylinder (1), a fixing plate (2) is welded at the end of a push rod on the first pushing cylinder (1), a first stand column (3) and a second stand column (4) are respectively installed at the two ends of the top surface of the fixing plate (2), a rotating shaft sleeve (5) is fixedly installed on the inner wall of the top surface of the first stand column (3), a driving motor (6) is fixedly installed on the outer wall of the top surface of the second stand column (4), an intaglio gluing roller (7) is arranged at the top between the first stand column (3) and the second stand column (4), a rotating shaft (8) is fixedly connected with the middle of the intaglio gluing roller (7), the left end of the rotating shaft (8) is rotatably connected with the rotating shaft sleeve (5), the rotating shaft end of the driving motor (6) is communicated with the second stand column (4) and the rotating shaft (8) to be fixedly connected, a support frame (9) is arranged above the intaglio gluing roller (7), the utility model discloses a cell-phone support structure, including support frame (9), the bottom surface fixed mounting of support frame (9) has electronic slip table (10), the underrun of electronic slip table (10) has slider fixedly connected with blade holder (11), scraper (12) are installed to the bottom surface of blade holder (11), the left side of rubber roll (7) is provided with supporting seat (13) on the intaglio, the top surface fixed mounting of supporting seat (13) has second push cylinder (14), push rod end fixedly connected with small-size vacuum chuck (15) on second push cylinder (14), the bottom surface of small-size vacuum chuck (15) is connected with lid (16) behind the cell-phone.

2. A roll-to-roll high precision printing apparatus according to claim 1, wherein: and a fixed block (17) is arranged on the side surface of the first pushing cylinder (1).

3. A roll-to-roll high precision printing apparatus according to claim 2, wherein: the gravure gluing roller (7) is provided with a plurality of grooves (18).

4. A roll-to-roll high precision printing apparatus according to claim 3, wherein: the mobile phone rear cover (16) is arranged opposite to the groove (18).

5. A roll-to-roll high precision printing apparatus according to claim 4, wherein: a coating box (19) is fixedly arranged below the gravure coating roller (7) and on the top surface of the fixing plate (2).

6. A roll-to-roll high precision printing apparatus according to claim 5, wherein: the scraper (12) is rectangular in side view and is arranged right opposite to the groove (18).

7. A roll-to-roll high precision printing apparatus according to claim 6, wherein: the top surface of second push cylinder (14) has vacuum pump (20) through connecting plate fixed mounting, vacuum pump (20) are connected with small-size vacuum chuck (15) through vacuum pipeline (21).