CN215243631U

CN215243631U - Low-abrasion character printing device for processing circuit board

Info

Publication number: CN215243631U
Application number: CN202121032224.2U
Authority: CN
Inventors: 肖世翔; 卢健萍; 刘海明
Original assignee: Ganzhou Jinshun Technology Co ltd
Current assignee: Ganzhou Jinshun Technology Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-12-21
Anticipated expiration: 2031-05-14

Abstract

The utility model discloses a low wearing and tearing are character printing device for processing of circuit board, comprises a workbench, workstation upper end front side is fixedly connected with printing backing plate and bilateral symmetry's spacing seat from inside to outside in proper order, workstation upper end rear side fixedly connected with bilateral symmetry's fixed backplate, bottom upper end fixedly connected with motor in the open slot, the lead screw is installed to the motor upper end, lead screw outside swing joint has the sliding seat, fixedly connected with activity backplate between sliding seat and another sliding seat, activity backplate front end is from last positioning fixture block down fixedly connected with sliding platform and bilateral symmetry in proper order, positioning fixture block and another positioning fixture block upper end block are connected with the otter board. This character printing device is used in processing of circuit board of low wearing and tearing reduces the wearing and tearing to the circuit board, improves the stability of circuit board position, is convenient for carry out the dismouting to the otter board, improves the support effect to the otter board, prevents that the position of otter board from taking place the skew, guarantees the effect of printing.

Description

Low-abrasion character printing device for processing circuit board

Technical Field

The utility model relates to a circuit board lithography apparatus technical field specifically is a character printing device is used in circuit board processing of low wearing and tearing.

Background

Circuit boards are classified into three major categories, namely single-sided boards, double-sided boards and multilayer circuit boards according to the number of layers, along with the development trend of high density of circuit boards, the production requirements of the circuit boards are higher and higher, and more new technologies are applied to the production of the circuit boards.

The continuous increase of the output of electronic products such as electronic communication equipment, electronic computers, household appliances and the like provides strong power for the rapid increase of the industry of printed circuit boards, the characters on the circuit boards are called as characters, also called as silk screen printing, so as to facilitate the maintenance operation of plug-in components in the production process of the circuit boards and products in the future, but the existing printing device has the defects that the circuit boards are easy to wear, the silk screen printing screen plates are inconvenient to disassemble and assemble, the stability is poor during operation, and the positions of the screen plates are easy to deviate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a character printing device is used in circuit board processing of low wearing and tearing to propose easy wearing and tearing, the inconvenient and poor stability's of dismouting problem in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low wearing and tearing's character printing device for processing of circuit board, includes the workstation, workstation upper end front side is fixedly connected with printing backing plate and bilateral symmetry's spacing seat from inside to outside in proper order, workstation upper end rear side fixedly connected with bilateral symmetry's fixed backplate, the open slot has been seted up to fixed backplate inboard, bottom upper end fixedly connected with motor in the open slot, the lead screw is installed to the motor upper end, lead screw outside swing joint has the sliding seat, fixedly connected with activity backplate between sliding seat and another sliding seat, activity backplate front end is from last fixedly connected with sliding platform and bilateral symmetry's positioning fixture block down in proper order, positioning fixture block and another positioning fixture block upper end block are connected with the otter board.

Preferably, set up the through-hole that the equidistance distributes on the activity backplate, otter board rear end fixedly connected with equidistance distributes's threaded rod, the threaded rod rear end passes through-hole threaded connection and has lock nut, through-hole, threaded rod and lock nut one-to-one, and the quantity of through-hole is no less than 3.

Preferably, the front end of the upper sliding block of the sliding platform is fixedly connected with a cross rod, the lower end of the cross rod is fixedly connected with a scraper, the lower end of the scraper is attached to the upper end of the screen plate, the length of the scraper is equal to the width of the inner side of the screen plate, and the stroke of the sliding platform is equal to the length of the inner side of the screen plate.

Preferably, the upper end of the limiting seat is provided with a lower clamping groove, the lower end of the screen plate is provided with an upper clamping groove which is symmetrical left and right, and the lower clamping groove and the upper clamping groove are connected with the positioning clamping block in a clamping manner.

Preferably, the front end of the workbench is fixedly connected with a switch button.

Preferably, the height of the printing backing plate is smaller than that of the limiting seat, and the printing backing plate is made of rubber.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the character printing device for processing the low-abrasion circuit board, the printing base plate is made of rubber, so that abrasion to the circuit board is reduced, the integrity of the circuit board is ensured, the friction force between the printing base plate and the circuit board is large, and the position stability of the circuit board is improved;

2. the character printing device for processing the low-abrasion circuit board is convenient to disassemble and assemble the screen plate through the matching use of the threaded rod and the locking nut, has a simple structure, is convenient to operate, and improves the supporting effect of the screen plate through the matching design of the positioning fixture block;

3. this character printing device is used in processing of circuit board of low wearing and tearing uses through the cooperation of last draw-in groove and draw-in groove down, when the printing character, fixes the position of otter board, prevents that the position of otter board from taking place the skew, guarantees the effect of printing.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a work table; 2. printing a base plate; 3. a limiting seat; 4. fixing the back plate; 5. an open slot; 6. a motor; 7. a screw rod; 8. a sliding seat; 9. a movable back plate; 10. a sliding platform; 11. positioning a fixture block; 12. a screen plate; 13. a through hole; 14. a threaded rod; 15. locking the nut; 16. a cross bar; 17. a squeegee; 18. a lower clamping groove; 19. an upper clamping groove; 20. and a button is switched on and off.

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.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a low wearing and tearing's character printing device for processing of circuit board, comprises a

workbench

1, 1 upper end front side of workstation is fixedly connected with printing backing plate 2 and bilateral symmetry's spacing seat 3 from inside to outside in proper order, printing backing plate 2 highly is less than spacing seat 3's height, printing backing plate 2 is the rubber material, 1 upper end rear side fixedly connected with bilateral symmetry's of workstation fixed backplate 4, open slot 5 has been seted up to fixed backplate 4 inboard, bottom upper end fixedly connected with motor 6 in open slot 5, lead screw 7 is installed to motor 6 upper end, 7 outside swing joint of lead screw has slide holder 8, fixedly connected with activity backplate 9 between slide holder 8 and another slide holder 8, activity backplate 9 front end is from last fixedly connected with sliding platform 10 and bilateral symmetry's positioning fixture block 11 down in proper order, positioning fixture block 11 and another positioning fixture block 11 upper end block are connected with otter board 12.

Referring to fig. 3, through holes 13 are formed in the movable back plate 9 and are distributed equidistantly, threaded rods 14 are fixedly connected to the rear end of the screen plate 12 and are distributed equidistantly, locking nuts 15 are connected to the rear end of the threaded rods 14 through the through holes 13 in a threaded mode, the through holes 13, the threaded rods 14 and the locking nuts 15 are in one-to-one correspondence, the number of the through holes 13 is not less than 3, cross rods 16 are fixedly connected to the front ends of upper sliding blocks of the sliding platform 10, scraping plates 17 are fixedly connected to the lower ends of the cross rods 16, the lower ends of the scraping plates 17 are attached to the upper end of the screen plate 12, the length of the scraping plates 17 is equal to the width of the inner side of the screen plate 12, and the stroke of the sliding platform 10 is equal to the length of the inner side of the screen plate 12.

Referring to fig. 4, the upper end of the limiting seat 3 is provided with a lower engaging groove 18, the lower end of the screen 12 is provided with an upper engaging groove 19 which is symmetrical to the left and right, the lower engaging groove 18 and the upper engaging groove 19 are engaged with the positioning engaging block 11, and the front end of the workbench 1 is fixedly connected with a switch button 20.

The working principle is as follows: aligning an upper clamping groove 19 at the upper end of a screen plate 12 with a positioning clamping block 11, then pushing the screen plate 12 backwards to enable a threaded rod 14 at the rear end of the screen plate 12 to penetrate through a through hole 13 and be fixed through a locking nut 15, then placing a circuit board to be printed on a printing base plate 2, controlling through a switch button 20, starting a motor 6, driving a lead screw 7 to rotate by the motor 6, converting rotary motion into linear motion by a sliding seat 8 on the outer side of the lead screw 7, driving a movable back plate 9 downwards until the lower end of the positioning clamping block 11 is inserted into a lower clamping groove 18 at the upper end of a limiting seat 3, then driving a scraping plate 17 to move by a sliding platform 10, printing ink on the screen plate 12 on the circuit board, then taking out the printed circuit board, and placing another new circuit board.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. A low-abrasion character printing device for processing a circuit board comprises a workbench and is characterized in that: workstation upper end front side fixedly connected with printing backing plate and bilateral symmetry's spacing seat from inside to outside in proper order, workstation upper end rear side fixedly connected with bilateral symmetry's fixed backplate, the open slot has been seted up to fixed backplate inboard, bottom upper end fixedly connected with motor in the open slot, the lead screw is installed to the motor upper end, lead screw outside swing joint has the sliding seat, fixedly connected with activity backplate between sliding seat and another sliding seat, activity backplate front end is from last fixedly connected with sliding platform and bilateral symmetry's positioning fixture block down in proper order, positioning fixture block and another positioning fixture block upper end block are connected with the otter board.

2. The low-wear character printing device for processing the circuit board according to claim 1, wherein: set up the through-hole that the equidistance distributes on the activity backplate, otter board rear end fixedly connected with equidistance distributes's threaded rod, the threaded rod rear end passes through-hole threaded connection and has lock nut, through-hole, threaded rod and lock nut one-to-one, and the quantity of through-hole is no less than 3.

3. The low-wear character printing device for processing the circuit board according to claim 1, wherein: the front end of the upper sliding block of the sliding platform is fixedly connected with a cross rod, the lower end of the cross rod is fixedly connected with a scraper, the lower end of the scraper is attached to the upper end of the screen plate, the length of the scraper is equal to the width of the inner side of the screen plate, and the stroke of the sliding platform is equal to the length of the inner side of the screen plate.

4. The low-wear character printing device for processing the circuit board according to claim 1, wherein: the upper end of the limiting seat is provided with a lower clamping groove, the lower end of the screen plate is provided with an upper clamping groove which is symmetrical left and right, and the lower clamping groove and the upper clamping groove are connected with the positioning clamping block in a clamping manner.

5. The low-wear character printing device for processing the circuit board according to claim 1, wherein: and the front end of the workbench is fixedly connected with a switch button.

6. The low-wear character printing device for processing the circuit board according to claim 1, wherein: the printing backing plate is less than the height of the limiting seat and is made of rubber.