CN115401989A

CN115401989A - Printing device for colors on surface layer of diaphragm

Info

Publication number: CN115401989A
Application number: CN202211125113.5A
Authority: CN
Inventors: 王春华; 陈鹏; 曹成林; 刘海峰; 柏跃春; 李传顺
Original assignee: Hefei Junhang Electrical Accessories Manufacturing Co ltd
Current assignee: Hefei Junhang Electrical Accessories Manufacturing Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2022-11-29

Abstract

The invention discloses a printing device for colors of a surface layer of a membrane, and belongs to the field of printing devices. A printing device for colors on the surface layer of a diaphragm comprises a workbench, a scraper and a screen printing plate, wherein the workbench is fixedly provided with a fixed frame; the fixed frame is provided with a supporting seat; the supporting seat is provided with a rectangular hole; two screw rod seats I are symmetrically and fixedly arranged on the two sides of the rectangular hole of the supporting seat; one screw rod seat is rotationally connected with a screw rod I; the first screws are in threaded connection with connecting blocks; the connecting blocks are connected through two limiting columns; the connecting block is rotatably connected with a rotating shaft between the limiting columns; the rotating shaft is fixedly provided with an installation block; the mounting block is fixedly provided with the scraping plate; compared with the prior art, a diaphragm top layer colour printing device of this application passes through the scraper blade and adjusts the swing direction of structure according to the moving direction automatic adjustment scraper blade of scraper blade, can make the diaphragm by even printing.

Description

Printing device for colors on surface layer of diaphragm

Technical Field

The invention relates to the field of printing devices, in particular to a printing device for colors of a membrane surface layer.

Background

The screen printing is characterized in that the screen printing is carried out by utilizing the basic principle that meshes of image-text parts of a screen printing plate are ink-permeable and meshes of non-image-text parts are ink-impermeable, the printing is carried out by pouring ink into one end of the screen printing plate, a scraping scraper plate is used for applying a certain pressure to ink positions on the screen printing plate and simultaneously moving towards the other end of the screen printing plate, and the ink is extruded to a printing stock from the meshes of the image-text parts by the scraper plate in the moving process. The printing stock such as the diaphragm adopts the silk screen printing very simply and conveniently; the silk screen printing plate mainly includes metal mesh and chemical fibre class net, and when the scraping printing scraper blade acted on chemical fibre class net to print the diaphragm, the scraper blade need become certain angle slope with advancing direction and arrange, and moving direction automatically regulated scraper blade angle can not be followed to current printing device, consequently, provides a diaphragm top layer colour printing device.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a device for printing the surface color of a membrane.

The purpose of the invention can be realized by the following technical scheme:

a printing device for colors of a membrane surface layer comprises a workbench, a scraper and a screen printing plate, wherein the workbench is fixedly provided with a fixed frame; the fixed frame is provided with a supporting seat; the supporting seat is provided with a rectangular hole; two screw rod seats I are symmetrically and fixedly arranged on the two sides of the rectangular hole of the supporting seat; one screw seat is rotatably connected with a first screw; the first screws are all in threaded connection with connecting blocks; the connecting block is connected through two limiting columns; the connecting block is rotatably connected with a rotating shaft between the limiting columns; the rotating shaft is fixedly provided with an installation block; the mounting block is fixedly provided with the scraper; the rotating shaft is symmetrically and fixedly provided with first magnets between the limiting columns; a second magnet and a third magnet are fixedly arranged at two ends of the first screw rod of the supporting seat respectively; the second magnet and the third magnet attract the first magnet; the first screw rod is driven by a driving device; the lower end of the rectangular hole at the scraper is fixedly provided with the screen printing plate.

Furthermore, the driving device comprises a transmission seat, a middle seat, a first straight gear and an incomplete gear, and the transmission seat is fixedly installed on the workbench; the transmission seat is rotatably connected with a first transmission shaft, a second transmission shaft and a third transmission shaft; the transmission seat is provided with two transmission shafts I by taking the transmission shaft II as a symmetrical center; the first straight gear is fixedly mounted on the first transmission shaft; the straight gears I are meshed with each other; the incomplete gear is fixedly mounted at the upper end of the first straight gear; a straight gear II and a straight gear III are fixedly installed on the transmission shaft II; the second straight gear is meshed with one incomplete gear; the transmission shaft III is fixedly provided with a chain wheel II and a straight gear IV; the third straight gear is meshed with the fourth straight gear; the middle seat is fixedly arranged on the fixing frame; the middle seat is rotationally connected with a middle shaft; a first bevel gear and a third chain wheel are fixedly mounted on the intermediate shaft, and a second bevel gear is fixedly mounted on one screw rod I; the first bevel gear is meshed with the second bevel gear; and the second chain wheel is connected with the third chain wheel through a chain.

Furthermore, a telescopic device is fixedly arranged at the lower end of the fixed frame of the workbench; the telescopic device is fixedly provided with a fixed seat; a screw rod seat II is fixedly arranged in the fixed seat; the screw rod seat II is rotatably connected with a connecting column; the connecting columns are symmetrically and fixedly provided with a second screw; the second screw rods are in threaded connection with sliding blocks; the sliding block is connected with the fixed seat in a sliding manner; the sliding block is fixedly provided with a limiting block at the outer side of the fixed seat; a limiting strip is fixedly arranged on one side of the fixed seat, which is provided with the limiting block; the limiting blocks are arranged in parallel; the limiting strips are perpendicular to the limiting blocks.

Furthermore, a knob is fixedly installed on one side, penetrating through the fixed seat, of the second screw rod.

Furthermore, two limiting strips are arranged on the fixed seat; the fixing seat is provided with a triangular groove between the limiting strips.

The scraper is made of one or more of neoprene, silicon rubber, natural rubber, polyester rubber and fluororubber.

The invention has the beneficial effects that:

according to the printing device for the colors of the surface layer of the membrane, disclosed by the invention, the swinging direction of the scraper is automatically adjusted through the scraper adjusting structure according to the moving direction of the scraper, so that the membrane can be uniformly printed.

Drawings

The invention will be further described with reference to the accompanying drawings.

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

FIG. 2 is a schematic view of the interior of the mounting base of the present application;

fig. 3 is a schematic side view of the present application.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship merely to facilitate description of the invention and to simplify the description, and are not intended to indicate or imply that the referenced components or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be construed as limiting the invention.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

A printing device for membrane surface color comprises a workbench 1, a scraper 10 and a screen printing plate 14, wherein the workbench 1 is fixedly provided with a fixed frame; the supporting seat 2 is arranged on the fixing frame; the supporting seat 2 is provided with a rectangular hole 3; two screw rod seats I4 are symmetrically and fixedly arranged on the two sides of the rectangular hole 3 of the supporting seat 2; the first screw seat (4) is rotationally connected with a first screw (5); the first screw rods 5 are fixedly provided with first chain wheels 6; the first chain wheel 6 is connected through a chain; the screw rod I5 and the chain realize synchronous rotation through the chain wheel I6; the first screws 5 are all in threaded connection with connecting blocks 7; the connecting block 7 is connected through two limiting columns 8; when the first screw 5 rotates, the first screw 5 drives the connecting block 7 and the limiting column 8 to move;

the connecting block 7 is rotatably connected with a rotating shaft 9 between the limiting columns 8; the rotating shaft 9 is fixedly provided with an installation block; the mounting block is fixedly provided with a scraper 10; the first magnets 11 are symmetrically and fixedly arranged between the limiting columns 8 on the rotating shaft 9; two ends of the support seat 2 at the screw rod I5 are respectively and fixedly provided with a magnet II 12 and a magnet III 13; the second magnet 12 and the third magnet 13 are attracted with the first magnet 11; the first screw 5 is driven by a driving device; the screen plate 14 is fixedly attached to the lower end of the squeegee 10 through the rectangular hole 3.

When the screen printing plate fixing device is used, firstly, a screen printing plate 14 required to be used is installed in the rectangular hole 3 of the supporting seat 2, the scraper 10 is arranged to form an acute angle with the moving direction, and a membrane to be printed is fixed at the lower end of the screen printing plate 14; then, printing pigment is put between the squeegee 10 and the screen plate 14; then the driving device drives the screw rod I5 to rotate, and the driving device can be a stepping motor, a servo motor or other mechanisms for driving the screw rod I5 to rotate; the first screw 5 drives the connecting block 7, the limiting column 8, the rotating shaft 9, the mounting block, the scraper 10 and the first magnet 11 to move; the scraper 10 is obliquely arranged relative to the screen printing plate 14, the friction force applied to the scraper 10 in the moving process is opposite to the moving direction, the scraper 10 is always kept oblique, and the scraper 10 cannot continuously deflect towards the friction force direction because the scraper 10 is positioned between the two limiting columns 8; applying pressure to the pigment on the screen printing plate 14 during the movement of the scraper 10, wherein the pigment is extruded onto the membrane from meshes of the image-text part by the scraper 10 during the movement; when the scraper 10 moves to the other side, the first magnet 11 on the rotating shaft 9 is attracted with the second magnet 12/the third magnet 13, then the first screw 5 rotates reversely, so that the connecting block 7 moves reversely, and at the moment, because the first magnet 11 is attracted, the rotating shaft 9 is pulled to deflect before the first magnet 11 and the second magnet 12/the third magnet 13 are separated; after the first magnet 11 and the second magnet 12/the third magnet 13 are separated, the rotating shaft 9 is deflected, and the scraper 10 is subjected to friction force opposite to the moving direction and keeps inclined; after several times of reciprocating, printing can be completed after several times, and in the process, the scraper 10 is automatically adjusted in the above mode.

Furthermore, the driving device comprises a transmission seat, a middle seat, a first straight gear 18 and an incomplete gear 19, and the transmission seat is fixedly installed on the workbench 1; the transmission seat is rotatably connected with a first transmission shaft 15, a second transmission shaft 16 and a third transmission shaft 17; the transmission seat is provided with two transmission shafts I15 by taking the transmission shaft II 16 as a symmetrical center; a first straight gear 18 is fixedly installed on the first transmission shaft 15; the first straight gears 18 are mutually meshed; an incomplete gear 19 is fixedly mounted at the upper end of the first straight gear 18; a second straight gear 20 and a third straight gear 21 are fixedly arranged on the second transmission shaft 16; the second spur gear 20 is meshed with an incomplete gear 19, and the number of teeth of the incomplete gear 19 is half of that of the complete gear; a second chain wheel 22 and a fourth straight gear 23 are fixedly arranged on the third transmission shaft 17; a third spur gear 21 is meshed with a fourth spur gear 23; the fixed frame is fixedly provided with a middle seat; the middle seat is rotationally connected with a middle shaft 24; the intermediate shaft 24 is fixedly provided with a first bevel gear 25 and a third chain wheel 27, and a first screw 5 is fixedly provided with a second bevel gear 26; the first bevel gear 25 is meshed with the second bevel gear 26; the second chain wheel 22 is connected with the third chain wheel 27 through a chain; when the transmission device is used, the first transmission shaft 15 is driven to rotate, specifically, the transmission device can be driven by a hand or a motor, the first transmission shaft 15 realizes reverse rotation through the first pair of spur gears 18, incomplete gears 19 on the first spur gears 18 are meshed with the second spur gears 20 in a staggered manner, one incomplete gear 19 is always meshed with the second spur gears 20, and the second spur gears 20 can rotate in a forward-reverse staggered manner; the second straight gear 20 drives the first screw 5 to rotate sequentially through a second transmission shaft 16, a third straight gear 21, a fourth straight gear 23, a third transmission shaft 17, a second chain wheel 22, a third chain wheel 27, a middle shaft 24, a first bevel gear 25 and a second bevel gear 26; the structure does not depend on electric drive, so that power failure in a factory is timely realized, and the use is not influenced; meanwhile, the printing machine can be conveniently used by some companies needing on-site printing.

Furthermore, a telescopic device is fixedly arranged at the lower end of the fixing frame of the workbench 1, and the telescopic device can be a hydraulic cylinder, an electric telescopic rod, a pneumatic telescopic rod and the like; the telescopic device is fixedly provided with a fixed seat 28; a screw rod seat II 29 is fixedly arranged in the fixed seat 28; the screw rod seat II 29 is rotatably connected with a connecting column 30; the connecting column 30 is symmetrically and fixedly provided with a screw rod II 31; the second screw rod 31 is in threaded connection with a sliding block 32; the sliding block 32 is connected with the fixed seat 28 in a sliding way; the sliding block 32 is fixedly provided with a limiting block 33 at the outer side of the fixed seat 28; a limit strip 34 is fixedly arranged on one side of the fixed seat 28, which is provided with a limit block 33; the limiting blocks 33 are arranged in parallel; the limiting strip 34 is vertical to the limiting block 33; when in use, the membrane is placed on the fixed seat 28 and is pushed to be tightly attached to the limiting strip 34; then the second screw 31 is driven to rotate, so that the sliding block 32 drives the stoppers 33 to move inwards, the two stoppers 33 clamp the membrane, and then the membrane moves to the lower end of the screen plate 14 through the telescopic device.

Furthermore, a knob is fixedly arranged on one side of the second screw 31 penetrating through the fixed seat 28; so as to drive the second screw rod 31 to rotate.

Furthermore, two limiting strips 34 are arranged on the fixed seat 28; the fixing seat 28 is provided with a triangular groove 35 between the limiting strips 34, and the membrane can be taken quickly from the triangular groove 35.

Further, the material of the scraper 10 is one or a combination of more than one of neoprene, silicone rubber, natural rubber, polyurethane rubber and fluororubber.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are within the scope of the invention as claimed.

Claims

1. A printing device for colors of a membrane surface layer comprises a workbench (1), a scraper (10) and a screen printing plate (14), and is characterized in that a fixed frame is fixedly installed on the workbench (1); the supporting seat (2) is installed on the fixing frame; the supporting seat (2) is provided with a rectangular hole (3); two screw rod seats I (4) are symmetrically and fixedly arranged on the supporting seat (2) at two sides of the rectangular hole (3); the first screw seat (4) is rotationally connected with a first screw (5); the first screw rods (5) are fixedly provided with first chain wheels (6); the first chain wheel (6) is connected through a chain; the first screw rods (5) are in threaded connection with connecting blocks (7);

the connecting blocks (7) are connected through two limiting columns (8); the connecting block (7) is rotatably connected with a rotating shaft (9) between the limiting columns (8); the rotating shaft (9) is fixedly provided with a mounting block; the mounting block is fixedly provided with the scraper (10); the rotating shaft (9) is symmetrically and fixedly provided with first magnets (11) between the limiting columns (8); a magnet II (12) and a magnet III (13) are respectively fixedly arranged at two ends of the screw rod I (5) of the supporting seat (2); the magnet II (12) and the magnet III (13) are attracted with the magnet I (11); the first screw (5) is driven by a driving device; the screen printing plate (14) is fixedly arranged at the lower end of the scraper (10) of the rectangular hole (3).

2. The membrane surface color printing device according to claim 1, wherein the driving device comprises a transmission seat, an intermediate seat, a first spur gear (18) and an incomplete gear (19), and the transmission seat is fixedly installed on the workbench (1); the transmission seat is rotatably connected with a first transmission shaft (15), a second transmission shaft (16) and a third transmission shaft (17); the transmission seat is provided with two transmission shafts I (15) by taking the transmission shaft II (16) as a symmetrical center; the first straight gear (18) is fixedly mounted on the first transmission shaft (15); the first straight gears (18) are mutually meshed;

the upper end of the first straight gear (18) is fixedly provided with the incomplete gear (19); a second straight gear (20) and a third straight gear (21) are fixedly mounted on the second transmission shaft (16); the second straight gear (20) is meshed with one incomplete gear (19); a second chain wheel (22) and a fourth straight gear (23) are fixedly arranged on the third transmission shaft (17); the third straight gear (21) is meshed with the fourth straight gear (23); the middle seat is fixedly arranged on the fixed frame; the middle seat is rotationally connected with a middle shaft (24); the intermediate shaft (24) is fixedly provided with a first bevel gear (25) and a third chain wheel (27), and one screw rod (5) is fixedly provided with a second bevel gear (26); the bevel gear I (25) is meshed with the bevel gear II (26); the second chain wheel (22) is connected with the third chain wheel (27) through a chain.

3. The membrane surface color printing device according to claim 1, wherein a telescopic device is fixedly arranged on the lower end of the fixing frame of the workbench (1); the telescopic device is fixedly provided with a fixed seat (28); a second screw rod seat (29) is fixedly arranged inside the fixed seat (28); the second screw rod seat (29) is rotatably connected with a connecting column (30); a second screw rod (31) is symmetrically and fixedly arranged on the connecting column (30); the second screw rods (31) are both in threaded connection with sliding blocks (32); the sliding block (32) is connected with the fixed seat (28) in a sliding manner; the sliding block (32) is fixedly provided with a limiting block (33) at the outer side of the fixed seat (28); a limiting strip (34) is fixedly arranged on one side of the fixed seat (28) provided with the limiting block (33); the limiting blocks (33) are arranged in parallel; the limiting strip (34) is perpendicular to the limiting block (33).

4. A device for printing the colour on the surface of a membrane as claimed in claim 3, wherein a knob is fixedly mounted on one side of one of said second screws (31) passing through said fixed seat (28).

5. The membrane skin color printing device according to claim 3, characterized in that two limiting strips (34) are arranged on the fixed seat (28); the fixing seat (28) is provided with a triangular groove (35) between the limiting strips (34).

6. The membrane surface color printing device according to claim 1, wherein the scraper (10) is made of one or more of neoprene, silicone rubber, natural rubber, polyurethane rubber and fluororubber.