CN219055708U

CN219055708U - Accurate direction printing device of printing machine

Info

Publication number: CN219055708U
Application number: CN202223376315.5U
Authority: CN
Inventors: 乐平庆; 郭继锐; 郭文杰
Original assignee: Shenzhen Renmei Printing Co ltd
Current assignee: Shenzhen Renmei Printing Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-05-23
Anticipated expiration: 2032-12-12

Abstract

The utility model relates to the technical field of accurate guide printing devices, in particular to an accurate guide printing device of a printing machine, which comprises two groups of guide posts, wherein the two groups of guide posts are provided with a printing frame mechanism with a limiting function, the printing frame mechanism is connected with an air cylinder, a screen printing plate is arranged in the printing frame mechanism, and two ends of the screen printing plate are symmetrically connected with two groups of fixing sleeves; the card then upwards promotes the screen printing plate, makes the locating hole slide along the reference column, and the locating hole cooperates with the reference column, plays accurate guide effect to screen printing plate upward movement, and clamping lever one end slides along the guide way simultaneously, makes the inclined plane that falls of clamping lever one end will extrude trapezoidal piece upper inclined plane, and the inclined plane that falls slides along the inclined plane, and the clamping lever retreats along the guide pillar simultaneously to compress U type shell fragment, stagger the inclined plane until falling the inclined plane, under the elastic action of U type shell fragment, make clamping lever one end joint trapezoidal piece, scrape the screen printing plate's silk screen of ink scraping board lower extreme right press close to this moment, thereby realize the installation to screen printing plate.

Description

Accurate direction printing device of printing machine

Technical Field

The utility model relates to the technical field of precise guide printing devices, in particular to a precise guide printing device of a printing machine.

Background

The printer is a mechanical device for pressing the inking surface on the medium surface (such as paper and cloth), thus imaging, firstly, the characters and images to be printed are made into printing plates, then the printing plates are mounted on the printer, then the ink is coated on the places where the characters and images are on the printing plates by manpower or the printer, and then the ink is directly or indirectly transferred on the paper, and the traditional screen printer mainly consists of a transmission mechanism and a printing device.

The principle of the printing device is as follows: the basic principle that the mesh of the image-text part of the screen printing plate is permeable to ink and the mesh of the non-image-text part is impermeable to ink is utilized for printing, and the screen printing plate is required to be replaced frequently because the printed patterns are different, so that the screen printing plate is ensured to be positioned on the printing frame precisely through the positioning pin matched with the positioning hole and then is fastened on the printing frame through the bolt, in the actual installation process, when the screen printing plate is positioned on the printing frame precisely, a worker is required to hold the screen printing plate by one hand and remove the fastening bolt by the other hand, and therefore, the installation mode is very inconvenient for the worker to operate, thereby not only affecting the replacement efficiency of the screen printing plate, but also affecting the installation accuracy of the screen printing plate.

Disclosure of Invention

The present utility model is directed to a precisely guided printing apparatus for a printing press, which solves the above-mentioned problems of the related art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the accurate guide printing device of the printer comprises two groups of guide posts, wherein the two groups of guide posts are provided with a printing frame mechanism with a limiting function, the printing frame mechanism is connected with an air cylinder, a screen printing plate is arranged in the printing frame mechanism, and two ends of the screen printing plate are symmetrically connected with two groups of fixing sleeves;

the printing frame mechanism comprises a transverse plate, a reciprocating screw rod is connected to the transverse plate in a rotating mode, a sliding pair is arranged on the reciprocating screw rod and fixed in a sliding block, two groups of ink scraping plates are symmetrically connected to the lower end of the sliding block, and two groups of positioning columns are symmetrically connected to the lower portion of the transverse plate.

Preferably, the positioning column comprises a column body, a rectangular groove is formed in one end of the column body, a clamping rod is arranged in the rectangular groove, two groups of through holes are formed in the clamping rod, the through holes are connected with the guide column in a sliding mode, a U-shaped elastic sheet is arranged on one side of the clamping rod, and an inverted inclined surface is formed in one end of the clamping rod.

Preferably, the fixed sleeve comprises a sleeve body, a positioning hole is formed in the sleeve body, a guide groove is formed in one side in the positioning hole, and a trapezoid block is arranged in the guide groove.

Preferably, one end of the transverse plate is connected with the air cylinder, two groups of guide holes are formed in the transverse plate, the guide holes are connected with the guide posts in a sliding mode, and two ends of the screen printing plate are symmetrically connected with the two groups of sleeve bodies.

Preferably, one end of the column body is inserted into the positioning hole, the other end of the column body is connected with the transverse plate, one end of the clamping rod is clamped with the trapezoid block, and the guide post and the U-shaped elastic sheet are fixed in the rectangular groove.

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

1. the fixing sleeves at two ends of the screen printing plate are respectively inserted into the two groups of positioning columns, one end of each positioning column is inserted into the corresponding positioning hole, one end of each clamping rod is located in the corresponding guide groove, then the screen printing plate is pushed upwards, the corresponding positioning hole slides along the corresponding positioning column, the corresponding positioning hole is matched with the corresponding positioning column, the screen printing plate moves upwards to achieve an accurate guiding effect, one end of each clamping rod slides along the corresponding guide groove, an inverted slope at one end of each clamping rod can extrude the upper slope of the corresponding trapezoid block, the inverted slope slides along the corresponding slope, the clamping rods recede along the corresponding guide post, the U-shaped elastic sheet is compressed until the inverted slope staggers the inclined plane, one end of each clamping rod is clamped with the corresponding trapezoid block under the elastic action of the corresponding U-shaped elastic sheet, and the lower end of the ink scraping plate is just close to the screen of the screen printing plate, so that the installation of the screen printing plate is achieved.

2. Secondly when the screen printing plate is dismounted, only the other end of the clamping rod is required to be stirred, one end of the clamping rod is separated from the trapezoid block, so that the limit to the fixed sleeve is relieved, the fixed sleeve automatically slides downwards under the action of the gravity of the screen printing plate and the fixed sleeve, and is separated from the positioning column, so that the positioning column is set, and the installation and the dismounting of the screen printing plate are facilitated.

Drawings

FIG. 1 is a schematic diagram of the present utility model.

Fig. 2 is a partial schematic view of the present utility model.

Fig. 3 is an enlarged view at a in fig. 2.

FIG. 4 is a schematic diagram of the assembly of the positioning post and the fixing sleeve of the present utility model.

In the figure: 1. a guide post; 2. a printing frame mechanism; 3. a cylinder; 4. a screen plate; 5. a fixed sleeve; 201. a cross plate; 202. a reciprocating screw; 203. a sliding pair; 204. a slide block; 205. a guide hole; 206. a wiper plate; 207. positioning columns; 71. a column; 72. rectangular grooves; 73. a clamping rod; 74. a through hole; 75. a guide post; 76. a U-shaped elastic sheet; 77. an inverted slope; 501. a sleeve body; 502. positioning holes; 503. a guide groove; 504. trapezoidal blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: an accurate guiding printing device of a printing machine comprises two groups of guiding columns 1, wherein the two groups of guiding columns 1 are provided with a printing frame mechanism 2 with a limiting function, the printing frame mechanism 2 is connected with a cylinder 3, a screen printing plate 4 is arranged in the printing frame mechanism 2, two ends of the screen printing plate 4 are symmetrically connected with two groups of fixing sleeves 5, the printing frame mechanism 2 comprises a transverse plate 201, two groups of positioning columns 207 are symmetrically connected below the transverse plate 201, each positioning column 207 comprises a column 71, one end of the column 71 is provided with a rectangular groove 72, a clamping rod 73 is arranged in the rectangular groove 72, two groups of through holes 74 are arranged on the clamping rod 73, the through holes 74 are in sliding connection with a guide column 75, one side of the clamping rod 73 is provided with a U-shaped elastic sheet 76, one end of the clamping rod 73 is provided with an inverted inclined surface 77, one end of the column 71 is connected with a positioning hole 502, the other end of the column 71 is connected with the transverse plate 201, one end of the clamping rod 73 is clamped with a trapezoid block 504, the guide column 75 and the U-shaped elastic sheet 76 are both fixed in the rectangular groove 72, the fixing sleeve 5 comprises a sleeve body 501, a positioning hole 502 is arranged on the sleeve body 501, a guide groove 503 is arranged on one side in the positioning hole 502, a trapezoid block 504 is arranged in the guide groove 503, wherein a U-shaped elastic sheet 76 is made of elastic stainless steel, when a screen printing plate 4 needs to be installed, the fixing sleeve 5 at two ends of the screen printing plate 4 is respectively inserted into two groups of positioning posts 207, one end of the positioning post 207 is inserted into the positioning hole 502, one end of a clamping rod 73 is positioned in the guide groove 503, then the screen printing plate 4 is pushed upwards, the positioning hole 502 slides along the positioning post 207, the positioning hole 502 is matched with the positioning post 207, an accurate guiding function is achieved for the upward movement of the screen printing plate 4, one end of the clamping rod 73 slides along the guide groove 503, the inverted inclined surface 77 at one end of the clamping rod 73 presses the upper inclined surface of the trapezoid block 504, the inverted inclined surface 77 slides along the inclined surface, and the clamping rod 73 retreats along the guide post 75, and compress U type shell fragment 76 until the inclined plane is staggered to the inclined plane 77, under the elastic action of U type shell fragment 76, make clamping lever 73 one end joint trapezoidal piece 504, the screen mesh of screen printing plate 4 is just pressed close to the lower extreme of scraping plate 206 this moment, thereby realize the installation to screen printing plate 4, secondly, when dismantling screen printing plate 4, only need stir clamping lever 73 other end, make clamping lever 73 one end break away from trapezoidal piece 504, thereby release spacing to fixed cover 5, under screen printing plate 4 and fixed cover 5 self gravity effect, fixed cover 5 will slide downwards voluntarily, break away from reference column 207, consequently reference column 207 sets for, the installation and the dismantlement of screen printing plate 4 of being convenient for.

The transverse plate 201 is connected with the reciprocating screw 202 in a screwed mode, the reciprocating screw 202 is provided with the sliding pair 203, the sliding pair 203 is fixed in the sliding block 204, the lower end of the sliding block 204 is symmetrically connected with two groups of ink scraping plates 206, one end of the transverse plate 201 is connected with the air cylinder 3, two groups of guide holes 205 are formed in the transverse plate 201 and are slidably connected with the guide post 1, two ends of the screen printing plate 4 are symmetrically connected with two groups of sleeves 501, ink is poured into the screen printing plate 4 after the screen printing plate 4 is installed, the air cylinder 3 drives the transverse plate 201 to move downwards, the screen printing plate 4 is attached to paper, the motor drives the reciprocating screw 202, the sliding screw 202 enables the sliding block 204 to reciprocate back and forth through the sliding pair 203, and the sliding block 204 drives the two groups of ink scraping plates 206 to evenly scratch the ink in the screen printing plate 4, so that printing of paper is achieved.

In the use process, the fixing sleeves 5 at two ends of the screen printing plate 4 are respectively inserted into the two groups of positioning columns 207, one end of the positioning columns 207 is inserted into the positioning holes 502, meanwhile, one end of the clamping rod 73 is positioned in the guide groove 503, then the screen printing plate 4 is pushed upwards, the positioning holes 502 slide along the positioning columns 207, the positioning holes 502 are matched with the positioning columns 207, an accurate guiding effect is achieved on upward movement of the screen printing plate 4, meanwhile, one end of the clamping rod 73 slides along the guide groove 503, the inverted inclined surface 77 at one end of the clamping rod 73 can press the upper inclined surface of the trapezoid block 504, the inverted inclined surface 77 slides along the inclined surface, meanwhile, the clamping rod 73 retreats along the guide post 75, the U-shaped elastic sheet 76 is compressed until the inverted inclined surface 77 is staggered with the inclined surface, one end of the clamping rod 73 is clamped with the trapezoid block 504 under the elastic action of the U-shaped elastic sheet 76, and at the moment, the lower end of the ink scraping plate 206 is just close to the screen of the screen printing plate 4.

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

Claims

1. The utility model provides an accurate direction printing device of printing machine, includes guide post (1), guide post (1) set up two sets of, its characterized in that: the two groups of guide posts (1) are provided with printing frame mechanisms (2) with limiting functions, the printing frame mechanisms (2) are connected with air cylinders (3), screen printing plates (4) are arranged in the printing frame mechanisms (2), and two ends of each screen printing plate (4) are symmetrically connected with two groups of fixing sleeves (5);

the printing frame mechanism (2) comprises a transverse plate (201), wherein a reciprocating screw (202) is screwed on the transverse plate (201), a sliding pair (203) is arranged on the reciprocating screw (202), the sliding pair (203) is fixed in a sliding block (204), the lower end of the sliding block (204) is symmetrically connected with two groups of ink scraping plates (206), and the lower part of the transverse plate (201) is symmetrically connected with two groups of positioning columns (207).

2. The precisely guided printing unit of a printing press as set forth in claim 1, wherein: the positioning column (207) comprises a column body (71), a rectangular groove (72) is formed in one end of the column body (71), a clamping rod (73) is arranged in the rectangular groove (72), two groups of through holes (74) are formed in the clamping rod (73), the through holes (74) are connected with a guide column (75) in a sliding mode, a U-shaped elastic sheet (76) is arranged on one side of the clamping rod (73), and an inverted inclined surface (77) is formed in one end of the clamping rod (73).

3. The precisely guided printing unit of a printing press as set forth in claim 1, wherein: the fixing sleeve (5) comprises a sleeve body (501), a positioning hole (502) is formed in the sleeve body (501), a guide groove (503) is formed in one side of the positioning hole (502), and a trapezoid block (504) is arranged in the guide groove (503).

4. The precisely guided printing unit of a printing press as set forth in claim 1, wherein: the utility model discloses a silk screen printing plate, including cylinder (3) is connected to diaphragm (201) one end, offers two sets of guiding holes (205) on diaphragm (201), guiding hole (205) sliding connection guide post (1), two sets of stacks (501) are connected to silk screen printing plate (4) both ends symmetry.

5. A precisely guided printing unit for a printing press as set forth in claim 2, wherein: one end of the column body (71) is inserted into the positioning hole (502), the other end of the column body (71) is connected with the transverse plate (201), one end of the clamping rod (73) is clamped with the trapezoid block (504), and the guide post (75) and the U-shaped elastic sheet (76) are fixed in the rectangular groove (72).