CN213082642U

CN213082642U - Screen printing machine with optimized printing head

Info

Publication number: CN213082642U
Application number: CN202021220171.2U
Authority: CN
Inventors: 谷艳歌
Original assignee: Hebei Zhuoran Ruihe Automation Science & Technology Co ltd
Current assignee: Hebei Zhuoran Ruihe Automation Science & Technology Co ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-04-30
Anticipated expiration: 2030-06-29

Abstract

The utility model relates to the field of printing technology, and a screen printing machine that print head is optimized is disclosed, including the printing platform, the bottom four corners of printing platform is four supporting legs of fixedly connected with group respectively, the two sets of baffles of last fixed surface of printing platform are connected with, the upper surface and the motor fixed connection of printing platform, the output of motor and the bottom fixed connection of connecting axle, the top and the cam fixed connection of connecting axle, the cam is through leading to groove and pulley contact. This screen printing machine of print head optimization, through the cooperation of motor, cam, connecting axle, pulley, connecting piece, mount, promote the mount and remove about for the speed that the blade holder removed is more even, drives the blade holder through the pneumatic cylinder and reciprocates, makes the stable work of scraper, through the cooperation of second spring, dead lever, blade holder, makes the stable removal of scraper, has guaranteed to keep unanimous basically to the pressure of screen plate, has improved printing quality.

Description

Screen printing machine with optimized printing head

Technical Field

The utility model relates to the field of printing technology, specifically be a screen printing machine that print head optimizes.

Background

The screen printing machine is generally composed of mechanisms of inking, stamping and conveying, etc., firstly, characters and images to be printed are made into printing plate, the printing plate is mounted on the screen printing machine, then the printing ink is coated on the position of the printing plate with characters and images by manual work or screen printing machine, and then directly or indirectly transferred to the printing stock, so that the printed matter identical to the printing plate can be reproduced, in the structure of screen printing machine, the scraper is used in scraping ink of screen printing, in the transfer printing of ink, the printing ink on the screen is coated. However, the printing head in the most screen printing machines at present is pushed by a pneumatic device, so that the moving speed of the scraper on the printing head is uneven, the printing product is unevenly coated, the printing quality of the screen printing machines is limited, meanwhile, the scraper in the most screen printing machines at present is a fixed integral structure, the pressure of the scraper on the screen printing plate is difficult to be ensured to be consistent all the time in the printing process, and the color depth of printing is easily caused to be different.

The screen printing machine that a print head was optimized is disclosed in chinese patent publication No. CN209869646U, the screen printing machine that this print head was optimized, the upper end fixedly connected with printing table of bracing piece, both ends fixed mounting has the mount pad about the printing table, set up on the mount pad and install screen plate, ink return sword and print head, the scraper is installed in the last setting of print head, it installs actuating mechanism to set up between print head and the mount pad, and is stable and reliable, high working efficiency, the screen printing machine of print head has been improved to printing of high quality, but there is very big defect in this kind of mode: the screw rod is easy to be out of loop after being used for a long time, needs to be replaced frequently, and increases the use cost.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a screen printing machine of print head optimization has solved however the print head in the most screen printing machine at present promotes by pneumatic means, it is inhomogeneous to lead to the velocity of motion of scraper on the print head, cause the printing goods to scribble the china ink inequality, screen printing machine's printing quality has been restricted, the scraper in the most screen printing machine at present is fixed monolithic structure simultaneously, it is unanimous all the time to guarantee the pressure of scraper to the screen printing plate at the printing in-process, lead to the problem that the colour depth of printing differs easily.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a screen printing machine with optimized printing heads comprises a printing table, four groups of supporting legs are fixedly connected to four corners of the bottom of the printing table respectively, two groups of baffles are fixedly connected to the upper surface of the printing table, the upper surface of the printing table is fixedly connected with a motor, the output end of the motor is fixedly connected with the bottom end of a connecting shaft, the top end of the connecting shaft is fixedly connected with a cam, the cam is in contact with a pulley through a through groove, the pulley is rotatably connected with a connecting piece, the front end and the rear end of each group of baffles are fixedly connected with the left end and the right end of each group of supporting rods respectively, the left end of the connecting piece is fixedly connected with the right side wall of a fixing frame, the two groups of supporting rods are slidably connected with the front end and the rear end of the fixing frame respectively, one side of each group of, the right side of mount and the left end fixed connection of first spring, the right-hand member of first spring and the lateral wall fixed connection of baffle, the middle part of mount is equipped with logical groove, both ends difference fixedly connected with two sets of dead levers around leading to the groove, the outside of dead lever is equipped with the second spring, two sets of dead levers respectively with the blade holder around both ends sliding connection, the upper surface of blade holder and the bottom fixed connection of pneumatic cylinder, the top of pneumatic cylinder and the last fixed surface who leads to the groove, the upper surface and the scraper fixed connection of blade holder.

Preferably, the baffle plate positioned on the left side is provided with a through groove, the left end of the printing stock passes through the through groove, and the height of the through groove is matched with the height of the printing stock.

Preferably, the lower surface of the through groove is provided with a limit groove, the length of the limit groove is matched with that of the scraper, and the width of the limit groove is matched with that of the scraper.

Preferably, the connecting piece is of a U-shaped structure, the upper end and the lower end of the connecting piece are fixedly connected with the two ends of the fixed shaft respectively, and the fixed shaft is rotatably connected with the pulley.

Preferably, the top of supporting leg and the lower surface welding of printing platform, the bottom of supporting leg is equipped with the slipmat, the size of slipmat and the size looks adaptation of supporting leg.

Preferably, the number of the first springs is two, the diameters of the first springs are matched with the diameter of the supporting rod, the first springs are located on the outer side of the supporting rod, and the first springs are connected with the supporting rod in a sliding mode.

(III) advantageous effects

Compared with the prior art, the utility model provides a screen printing machine that print head optimizes possesses following beneficial effect:

1. this screen printing machine of print head optimization, through the cooperation of motor, cam, connecting axle, pulley, connecting piece, mount, promote the mount and remove about for the speed that the blade holder removed is more even, drives the blade holder through the pneumatic cylinder and reciprocates, makes the stable work of scraper, through the cooperation of second spring, dead lever, blade holder, makes the stable removal of scraper, has guaranteed to keep unanimous basically to the pressure of screen plate, has improved printing quality.

2. This screen printing machine that print head was optimized, quantity through a spring is two sets of, the diameter of first spring and the diameter looks adaptation of bracing piece, first spring is located the outside of bracing piece, first spring and bracing piece sliding connection, utilize first spring elasticity to protect the removal of mount, the removal buffering to the mount, the spacing groove has been seted up to the lower surface that leads to the groove, the length of spacing groove and the length looks adaptation of scraper, the width of spacing groove and the width looks adaptation of scraper, make the scraper move on the route of regulation, do not take place the skew, it is spacing to the removal of scraper.

Drawings

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

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

fig. 3 is a schematic diagram of the internal structure of the through groove of the present invention.

In the figure: 1. a printing table; 2. supporting legs; 3. a motor; 4. a cam; 5. a screen printing plate; 6. a substrate; 7. a baffle plate; 8. a first spring; 9. a fixed mount; 10. a support bar; 11. a connecting member; 12. a connecting shaft; 13. a pulley; 14. a through groove; 15. a hydraulic cylinder; 16. a tool apron; 17. a second spring; 18. fixing the rod; 19. and (4) scraping the blade.

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. 1-3, the present invention provides a technical solution: a screen printer with optimized printing head comprises a printing table 1, four groups of supporting legs 2 are fixedly connected to four corners of the bottom of the printing table 1 respectively, two groups of baffles 7 are fixedly connected to the upper surface of the printing table 1, the upper surface of the printing table 1 is fixedly connected with a motor 3, the motor 3 is positioned at the right side of the right baffle 7, the motor 3 is a servo motor, the output end of the motor 3 is fixedly connected with the bottom end of a connecting shaft 12, the top end of the connecting shaft 12 is fixedly connected with a cam 4, the cam 4 is contacted with a pulley 13 through a through groove 14, the through groove 14 is arranged on the baffles 7, the pulley 13 is rotatably connected with a connecting piece 11, the front end and the rear end of each group of the baffles 7 are fixedly connected with the left end and the right end of each group of supporting rods 10 respectively, the left end of the connecting piece 11 is fixedly connected with the right side wall of a fixing frame 9, the two groups of the supporting, the below of screen printing plate 5 is equipped with stock 6, the right side of mount 9 and the left end fixed connection of first spring 8, the right-hand member of first spring 8 and the lateral wall fixed connection of baffle 7, first spring 8 is the spring steel material, the middle part of mount 9 is equipped with logical groove 14, lead to two sets of dead levers 18 of both ends difference fixedly connected with around groove 14, the outside of dead lever 18 is equipped with second spring 17, two sets of dead levers 18 respectively with the front and back both ends sliding connection of blade holder 16, the upper surface of blade holder 16 and the bottom fixed connection of pneumatic cylinder 15, the top of pneumatic cylinder 15 and the last fixed surface who leads to groove 14 are connected, the upper surface and the scraper 19 fixed connection of blade holder 16, scraper 19 is located the top of screen printing plate 5.

Specifically, for the change of convenient stock 6, set up and be located left baffle 7 and seted up logical groove, the left end of stock 6 passes from leading to the groove, leads to the high looks adaptation of groove height and stock 6, leads to the groove from the left side and pulls out stock 6, changes, has improved the practicality.

Specifically, in order to limit the movement of the scraper 19, the lower surface of the through groove 14 is provided with a limit groove, the length of the limit groove is matched with the length of the scraper 19, and the width of the limit groove is matched with the width of the scraper 19, so that the scraper 19 moves on a specified route without deviation.

Specifically, in order to support the pulley 13, the connecting piece 11 is provided to be of a U-shaped structure, the upper end and the lower end of the connecting piece 11 are respectively and fixedly connected with the two ends of the fixed shaft, and the fixed shaft is rotatably connected with the pulley 13, so that the pulley 13 and the cam 4 can be conveniently and stably contacted.

Specifically, for the stability of improving the device, the top that has set up supporting leg 2 and the lower surface welding of printing platform 1, the bottom of supporting leg 2 is equipped with the slipmat, and the size of slipmat and the size looks adaptation of supporting leg 2 have increased the frictional force with ground for the device is more firm.

Specifically, in order to cushion the movement of the fixing frame 9, the number of the first springs 8 is two, the diameters of the first springs 8 are matched with the diameter of the supporting rod 10, the first springs 8 are located on the outer side of the supporting rod 10, the first springs 8 are slidably connected with the supporting rod 10, and the movement of the fixing frame 9 is protected by the elasticity of the first springs 8.

When using, starter motor 3, make motor 3 drive supporting leg 2 and rotate, connecting axle 12 drives the stable rotation of cam 4, cam 4 drives pulley 13 and rotates, thereby cam 4 produces a power left to pulley 13, and then connecting piece 11 promotes mount 9 and removes, bracing piece 10 is spacing to the removal of mount 9, utilize the elasticity of first spring 8, cushion the removal of mount 9, produce a resilience force to mount 9 simultaneously, and then make scraper 19 remove about, scraper 19 scrapes screen printing plate 5, make the china ink mark at the upper surface of stock 6, start hydraulic cylinder 15, make hydraulic cylinder 15 drive blade holder 16 reciprocate, utilize the elasticity of second spring 17, the stability of removal has been guaranteed, the pressure of scraper 19 to screen printing plate 5 is unanimous basically.

To sum up, this screen printing machine that printing head was optimized, through motor 3, cam 4, connecting axle 12, pulley 13, connecting piece 11, the cooperation of mount 9, promote to remove about mount 9 for the speed that blade holder 16 removed is more even, drives blade holder 16 through pneumatic cylinder 15 and reciprocates, makes the stable work of scraper 19, through the cooperation of second spring 17, dead lever 18, blade holder 16, makes the stable removal of scraper 19, has guaranteed to keep basic unanimity to the pressure of screen printing version 5, has improved printing quality. The quantity through first spring 8 is two sets of, the diameter of first spring 8 and the diameter looks adaptation of bracing piece 10, first spring 8 is located the outside of bracing piece 10, first spring 8 and bracing piece 10 sliding connection, utilize first spring 8 elasticity to protect the removal of mount 9, the removal buffering to mount 9, the spacing groove has been seted up to the lower surface that leads to groove 14, the length of spacing groove and the length looks adaptation of scraper 19, the width of spacing groove and the width looks adaptation of scraper 19, make scraper 19 remove on the specified route, do not take place the skew, it is spacing to the removal of scraper 19.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A print head optimized screen printing machine comprising a printing table (1), characterized in that: the bottom four corners of printing table (1) are fixedly connected with four groups of supporting legs (2) respectively, the upper surface of printing table (1) is fixedly connected with two groups of baffles (7), the upper surface of printing table (1) is fixedly connected with motor (3), the output end of motor (3) is fixedly connected with the bottom end of connecting shaft (12), the top end of connecting shaft (12) is fixedly connected with cam (4), cam (4) is contacted with pulley (13) through groove (14), pulley (13) is rotatably connected with connecting piece (11), the front and back ends of two groups of baffles (7) are respectively fixedly connected with the left and right ends of two groups of supporting rods (10), the left end of connecting piece (11) is fixedly connected with the right side wall of fixing frame (9), and two groups of supporting rods (10) are respectively connected with the front and back ends of fixing frame (9) in a sliding manner, one side, close to the fixed frame (9), of each of the two groups of baffles (7) is fixedly connected with the left end and the right end of the screen plate (5) respectively, printing materials (6) are arranged below the screen plate (5), the right side of the fixed frame (9) is fixedly connected with the left end of the first spring (8), the right end of the first spring (8) is fixedly connected with the side wall of the baffle (7), the middle of the fixed frame (9) is provided with a through groove (14), the front end and the rear end of the through groove (14) are fixedly connected with two groups of fixing rods (18) respectively, the outer side of each fixing rod (18) is provided with a second spring (17), the two groups of fixing rods (18) are slidably connected with the front end and the rear end of the cutter holder (16) respectively, the upper surface of the cutter holder (16) is fixedly connected with the bottom end of the hydraulic cylinder (15), and the top, the upper surface of the tool apron (16) is fixedly connected with a scraper (19).

2. The print head optimized screen printer of claim 1, wherein: the baffle (7) positioned on the left side is provided with a through groove, the left end of the printing stock (6) penetrates through the through groove, and the height of the through groove is matched with that of the printing stock (6).

3. The print head optimized screen printer of claim 1, wherein: the lower surface of the through groove (14) is provided with a limiting groove, the length of the limiting groove is matched with that of the scraper (19), and the width of the limiting groove is matched with that of the scraper (19).

4. The print head optimized screen printer of claim 1, wherein: the connecting piece (11) is of a U-shaped structure, the upper end and the lower end of the connecting piece (11) are fixedly connected with the two ends of the fixed shaft respectively, and the fixed shaft is rotatably connected with the pulley (13).

5. The print head optimized screen printer of claim 1, wherein: the top of supporting leg (2) and the lower surface welding of printing platform (1), the bottom of supporting leg (2) is equipped with the slipmat, the size of slipmat and the size looks adaptation of supporting leg (2).

6. The print head optimized screen printer of claim 1, wherein: the number of the first springs (8) is two, the diameters of the first springs (8) are matched with the diameter of the supporting rod (10), the first springs (8) are located on the outer side of the supporting rod (10), and the first springs (8) are connected with the supporting rod (10) in a sliding mode.