CN217197356U

CN217197356U - Ink return knife for full-automatic screen printing machine

Info

Publication number: CN217197356U
Application number: CN202122784715.9U
Authority: CN
Inventors: 贺婷
Original assignee: Wuxi Qiruite Machinery Technology Co ltd
Current assignee: Wuxi Qiruite Machinery Technology Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-08-16
Anticipated expiration: 2031-11-15

Abstract

The utility model discloses an ink return knife for a full-automatic screen printing machine, which comprises a connecting block, a main scraper and two electric telescopic rods, wherein the two electric telescopic rods are symmetrically arranged outside the connecting block, and one ends of the two electric telescopic rods, which are far away from the connecting block, are commonly connected with a fixed block; the constant head tank has been seted up to the inside of fixed block, the inside sliding connection of constant head tank has and supports tight mechanism, the outside of fixed block is provided with the locating piece, the mounting groove has been seted up to the outside of locating piece, the support frame has been installed to the outside symmetry of locating piece, the thread groove has been seted up to the outside of support frame, cooperation through supporting tight mechanism well spring and driving plate is used can to make main scraper blade and arc scraper blade and screen plate offset tightly, thereby can realize the effective printing to printing ink, simultaneously through the support frame, quick fixed and the release to main scraper blade can be realized to the cooperation use of bolt and stripper plate, be convenient for change main scraper blade and arc scraper blade and clear away, the time is saved, the work efficiency is increased.

Description

Ink return knife for full-automatic screen printing machine

Technical Field

The utility model relates to a screen printing technical field especially relates to a full-automatic ink return knife for screen printing machine.

Background

The silk screen printing refers to that a silk screen is used as a plate base, and a silk screen printing plate with pictures and texts is manufactured by a photosensitive plate making method. The screen printing is composed of five major elements, namely a screen printing plate, a scraper, ink, a printing table and a printing stock. The basic principle that the meshes of the image-text part of the screen printing plate are permeable to ink and the meshes of the non-image-text part of the screen printing plate are impermeable to ink is utilized for printing. When printing, ink is poured into one end of the screen printing plate, a scraper plate is used for applying a certain pressure to the ink position on the screen printing plate, meanwhile, the scraper plate moves towards the other end of the screen printing plate at a constant speed, and the ink is extruded to a printing stock from meshes of the image-text part by the scraper plate in the moving process.

Need return the ink sword and strickle printing ink at the in-process that carries out screen printing, thereby realize the even printing to printing ink, traditional printing ink sword can the deviation appear in the long-time use and the contact distance between the screen printing plate, thereby lead to the quality of printing to descend, at the in-process of strickleing printing ink simultaneously, printing ink moves back to the both sides of printing ink sword, thereby can't make the even printing of printing ink, consequently need a full-automatic screen printing machine to return the ink sword.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the contact distance between the ink knife and the screen plate in the prior art has deviation and can't evenly scrape the printing ink, and the ink knife for the full-automatic screen printing machine who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the ink return knife for the full-automatic screen printing machine comprises a connecting block, a main scraper and two electric telescopic rods, wherein the two electric telescopic rods are symmetrically arranged outside the connecting block, and one ends of the two electric telescopic rods, which are far away from the connecting block, are commonly connected with a fixing block;

the locating groove has been seted up to the inside of fixed block, the inside sliding connection of locating groove has to tight mechanism, the outside of fixed block is provided with the locating piece, the mounting groove has been seted up to the outside of locating piece, the support frame is installed to the outside symmetry of locating piece, the thread groove has been seted up to the outside of support frame, the inside threaded connection of thread groove has the bolt, the outside of locating piece still symmetry seted up with the draw-in groove that the mounting groove is linked together, main scraper blade sets up the inside of mounting groove.

Preferably, the one end that the support frame was kept away from to the bolt passes through the draw-in groove runs through to the inside of mounting groove, the bolt runs through to the one end swing joint of the inside of mounting groove has the stripper plate, the stripper plate keep away from one side of bolt with the outside of main scraper blade is supported tightly.

Preferably, damper includes sliding connection in the inside driving plate of constant head tank, the internally mounted of constant head tank has a plurality of springs, the free end of spring with the outside of driving plate is connected.

Preferably, the fixing block is provided with a limiting groove communicated with the positioning groove in the outer part, and the positioning block is connected with the outer part of the transmission plate through the limiting groove.

Preferably, arc-shaped scrapers are symmetrically mounted on the outer portion of the main scraper, and arc-shaped chamfers are arranged at the bottom end of the main scraper.

Preferably, the inner diameter of the thread groove is larger than the outer diameter of the bolt, and the inner thread of the thread groove is matched with the outer thread of the bolt.

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

1. the utility model discloses a cooperation of supporting spring and driving plate in the tight mechanism is used can so that main scraper blade and arc scraper blade and screen plate counterbalance tightly to can realize using the quick fixation and the release that can realize main scraper blade through the cooperation of support frame, bolt and stripper plate simultaneously to the effective printing of printing ink, be convenient for change main scraper blade and arc scraper blade and clear away, save time has increased work efficiency.

2. The utility model discloses an install two outside arc scraper blades at main scraper blade, can avoid printing ink to remove to both sides scraping the in-process of leveling to printing ink to the realization is to the even printing of printing ink.

Drawings

Fig. 1 is a schematic perspective view of an ink return knife for a full-automatic screen printing machine according to the present invention;

FIG. 2 is a schematic diagram of a first internal structure of the present invention;

FIG. 3 is a schematic view of the connection between the main scraper and the arc scraper of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 1.

In the figure: 1. connecting blocks; 2. an electric telescopic rod; 3. a fixed block; 4. positioning blocks; 5. an arc-shaped scraper plate; 6. positioning a groove; 7. a spring; 8. a drive plate; 9. a limiting groove; 10. mounting grooves; 11. a pressing plate; 12. a main squeegee; 13. a support frame; 14. a thread groove; 15. a bolt; 16. a clamping groove.

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.

Referring to fig. 1-4, the ink return knife for the full-automatic screen printing machine comprises a connecting block 1, a main scraper 12 and two electric telescopic rods 2, wherein the two electric telescopic rods 2 are symmetrically arranged outside the connecting block 1, and one ends of the two electric telescopic rods 2, which are far away from the connecting block 1, are connected with a fixing block 3 together;

the positioning groove 6 is formed in the fixing block 3, the abutting mechanism is connected to the inside of the positioning groove 6 in a sliding mode, the positioning block 4 is arranged on the outside of the fixing block 3, the mounting groove 10 is formed in the outside of the positioning block 4, the supporting frames 13 are symmetrically mounted on the outside of the positioning block 4, the threaded groove 14 is formed in the outside of the supporting frame 13, the bolt 15 is connected to the inner thread of the threaded groove 14 in a threaded mode, the clamping groove 16 communicated with the mounting groove 10 is further symmetrically formed in the outside of the positioning block 4, the main scraper 12 is arranged inside the mounting groove 10, one end, far away from the supporting frame 13, of the bolt 15 penetrates into the mounting groove 10 through the clamping groove 16, the end, penetrating through the bolt 15 into the mounting groove 10, of the bolt 15 is movably connected with the extrusion plate 11, one side, far away from the bolt 15, of the extrusion plate 11 abuts against the outside of the main scraper 12, and therefore effective printing of printing ink can be achieved;

the damping mechanism comprises a transmission plate 8 which is connected inside the positioning groove 6 in a sliding mode, a plurality of springs 7 are installed inside the positioning groove 6, the free ends of the springs 7 are connected with the outside of the transmission plate 8, a limiting groove 9 communicated with the positioning groove 6 is formed in the outside of the fixing block 3, the positioning block 4 is connected with the outside of the transmission plate 8 through the limiting groove 9, arc-shaped scraping plates 5 are symmetrically installed on the outside of the main scraping plate 12, an arc-shaped chamfer is arranged at the bottom end of the main scraping plate 12, the inner diameter of the thread groove 14 is larger than the outer diameter of the bolt 15, and the inner threads of the thread groove 14 are matched with the outer threads of the bolt 15;

when needs are changed main scraper blade 12, rotate bolt 15, because bolt 15 and thread groove 14 threaded connection, thereby drive stripper plate 11 and begin to remove, lose the extrusion to main scraper blade 12, just can dismantle main scraper blade 12 from mounting groove 10 and clear up the maintenance, when needs during operation, insert main scraper blade 12 again in mounting groove 10, reverse rotation bolt 15, make stripper plate 11 and main scraper blade 12's outside counterbalance, the realization is to main scraper blade 12's fixed.

In the utility model, when in use, the electric telescopic rod 2 is started first, the electric telescopic rod 2 drives the fixed block 3 to move downwards, the fixed block 3 drives the positioning block 4 to move downwards at the bottom of the moon in the downward moving process, the positioning block 4 can enable the main scraper 12 and the arc scraper 5 to move downwards, so that the main scraper 12 and the arc scraper 5 are in contact with the screen printing plate, the bottom ends of the main scraper 12 and the arc scraper 5 can be tightly propped against the outside of the screen printing plate due to the elasticity of the spring 7, and arc chamfers are arranged at the end parts of the main scraper 12 and the arc scraper 5, so that downward extrusion force can be given to printing ink, and the printing quality of the printing ink is improved;

at the in-process of strickleing off printing ink, printing ink moves back to the both ends of main scraper blade 12 under the effect of external thrust, because the cross-section of arc scraper blade 5 is the arc to can play the separation effect to the printing ink at both ends, avoid printing ink to move the both ends of silk screen printing plate and be difficult to the clearance, realized the even printing to printing ink.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The ink return knife for the full-automatic screen printing machine comprises a connecting block (1), a main scraper (12), two electric telescopic rods (2) and a damping mechanism, and is characterized in that the two electric telescopic rods (2) are symmetrically arranged outside the connecting block (1), and one ends, far away from the connecting block (1), of the two electric telescopic rods (2) are jointly connected with a fixing block (3);

constant head tank (6) have been seted up to the inside of fixed block (3), the inside sliding connection of constant head tank (6) supports tight mechanism, the outside of fixed block (3) is provided with locating piece (4), mounting groove (10) have been seted up to the outside of locating piece (4), support frame (13) are installed to the outside symmetry of locating piece (4), thread groove (14) have been seted up to the outside of support frame (13), the internal thread of thread groove (14) is connected with bolt (15), the outside of locating piece (4) still the symmetry seted up with draw-in groove (16) that mounting groove (10) are linked together, main scraper blade (12) set up the inside of mounting groove (10).

2. The ink return blade for the full-automatic screen printing machine according to claim 1, wherein one end of the bolt (15) far away from the supporting frame (13) penetrates through the inside of the mounting groove (10) through the clamping groove (16), one end of the bolt (15) penetrating through the inside of the mounting groove (10) is movably connected with a squeezing plate (11), and one side of the squeezing plate (11) far away from the bolt (15) is abutted against the outside of the main scraping plate (12).

3. The ink return blade for a full-automatic screen printing machine according to claim 1, wherein the damping mechanism comprises a driving plate (8) slidably connected inside the positioning groove (6), a plurality of springs (7) are mounted inside the positioning groove (6), and free ends of the springs (7) are connected with the outside of the driving plate (8).

4. The ink return knife for the full-automatic screen printing machine according to claim 3, wherein a limiting groove (9) communicated with the positioning groove (6) is formed in the outer portion of the fixing block (3), and the positioning block (4) is connected with the outer portion of the transmission plate (8) through the limiting groove (9).

5. The ink return knife for the full-automatic screen printing machine according to claim 1, characterized in that the outer part of the main scraper (12) is symmetrically provided with arc scrapers (5), and the bottom end of the main scraper (12) is provided with an arc chamfer.

6. The ink return blade for a full-automatic screen printing machine according to claim 1, wherein the inner diameter of the thread groove (14) is larger than the outer diameter of the bolt (15), and the inner thread of the thread groove (14) is matched with the outer thread of the bolt (15).