CN218928900U - Printing plate roller corrosion machine - Google Patents

Abstract

The utility model belongs to the technical field of printing plate roller production equipment, and particularly relates to a printing plate roller etching machine, which comprises an etching machine body, wherein a placing sleeve and a supporting limiting mechanism for supporting and limiting the position of a printing plate roller are arranged in the etching machine body, an etching mechanism is arranged at the position, above the printing plate roller, in the etching machine body, a driving device for driving the printing plate roller to rotate is arranged at one side of the etching machine body, and a conveying mechanism for supplying and conveying etching liquid to the etching mechanism is arranged at the other side of the etching machine body.

Description

A printing plate roller etching machine

technical field

The utility model belongs to the technical field of printing plate roller production equipment, in particular to a printing plate roller etching machine.

Background technique

The printing plate cylinder is an important part of the printing machine. The flexo printing machine usually uses the gravure cylinder for graphic printing. The gravure refers to the printing plate whose graphic part is obviously lower than the blank part. Or hand engraving and other processing methods to process the graphic part on the outer surface of the entire cylinder, and then install it on the flexo printing machine for printing.

The utility model patent with the application number CN201920789075.0 discloses an energy-saving etching machine for the production of gravure plate rolls, including a mounting table, an etching box is fixedly installed on the top side of the mounting table, and one side of the etching box is rotated There is a sealing cover, and a motor is fixedly installed on the side away from the sealing cover of the corrosion box, and a rotating shaft is fixedly connected to the output shaft of the motor, and a gravure roller is sleeved on the rotating shaft, and the top side of the corrosion box A water tank, a water pump and a liquid storage tank are fixedly installed. The water pump is located between the water tank and the liquid storage tank. The liquid inlet of the water pump is connected with a liquid inlet pipe. There are three nozzles on the pipe, the other two ends of the liquid inlet pipe are respectively connected with the water tank and the liquid storage tank, the liquid outlet of the water pump is connected with a liquid outlet pipe, and the bottom end of the liquid outlet pipe extends to The interior of the corrosion box is connected with a liquid spray pipe, the liquid spray pipe is connected with the liquid outlet pipe, the two ends of the liquid spray pipe are sealed, and a plurality of spray nozzles are connected to the bottom side of the liquid spray pipe The spray nozzle is connected with the liquid spray pipe, the spray nozzle is located above the gravure plate roller, the motor is started, the output shaft of the motor drives the rotating shaft, the rotating shaft drives the gravure plate roller to rotate, the first valve is closed, and the second valve is opened , Start the water pump, and the water pump will spray the corrosive liquid in the liquid storage tank through the spray nozzle, so that the gravure plate roller is in full contact with the corrosive liquid, and the corrosion efficiency is high.

However, there are still deficiencies in the above scheme. When the printing plate cylinder is processed, it is processed by spraying the corrosive liquid onto the printing plate cylinder, and a large amount of corrosive liquid flows to the bottom, and the processing time is longer , resulting in a waste of corrosive liquid; when the rotating shaft rotates, the rotating shaft is only clamped to the inside of the mounting block, and the effect of limiting the rotating shaft is poor.

Utility model content

The main technical problem to be solved by the utility model is to provide a printing plate roller etching machine with reasonable structure, convenient installation and use, and saving corrosive liquid.

In order to solve the above technical problems, the utility model provides the following technical solutions:

A printing plate roller etching machine, comprising an etching machine body, a placement sleeve and a support limit mechanism for supporting and limiting the position of the printing plate roller are arranged in the etching machine body, the placement sleeve and the support limit mechanism are arranged correspondingly, the placement sleeve and the support limit mechanism are arranged correspondingly. The etching machine body is fixedly connected, and an etching mechanism is installed in the etching machine body above the printing plate roller. One side of the etching machine body is provided with a driving device for driving the printing plate roller, and the other side of the etching machine body is A conveying mechanism for supplying and conveying corrosive liquid to the corrosive mechanism is provided.

Below is the further optimization of the utility model to above-mentioned technical scheme:

The corrosion mechanism includes a fixed plate, in which a brush is installed through a clamping assembly, sliders are fixedly connected to both ends of the fixed plate, and two positioning blocks are fixed in the body of the corrosion machine, and the slider is slidably connected with the positioning block , A linear drive device for driving the fixed plate to move up and down is installed on the corrosion machine body.

Further optimization: the clamping assembly includes a fixed block, the fixed block is fixedly connected with the fixed plate, and a connecting rod is slidably connected to the fixed block.

Further optimization: the fixed sleeve is fixedly connected to the fixed plate, and the end of the connecting rod close to the fixed plate extends to the inside of the fixed sleeve and is fixedly connected with the top tight sleeve, and a spring is arranged between the fixed sleeve and the top tight sleeve.

Further optimization: the support limit mechanism includes two support plates, the support plate is fixedly connected with the corrosion machine body, the cross-sectional shape of the support plate is an "L"-shaped structure, and a moving block is slidably connected in the moving groove of the support plate, and the moving block is close to the printing plate. One end of the version roller is fixedly connected with an arc-shaped block.

Further optimization: the support plate is threadedly connected with a screw rod, and the end of the screw rod close to the arc block is rotationally connected with it.

Further optimization: the conveying mechanism includes a storage box, which is fixedly connected to the corrosion machine body, and a water pump is installed in the storage tank, and the water outlet of the water pump communicates with the fixed plate through a double-way pipe provided on the corrosion machine body.

The utility model uses a rational design to start the water pump, extract the corrosive liquid inside the storage tank through the connecting pipe, and transport it to the double-way pipe. The corrosive liquid flows into the interior of the fixed plate. The fixed plate moves downward, and the brush contacts the printing plate roller, which plays the role of smearing the corrosive liquid on the printing plate roller, avoiding a large amount of corrosive liquid dripping to the bottom of the printing plate roller and causing waste of the corrosive liquid; the rotating screw drives The arc-shaped block approaches the connecting shaft, and when the arc-shaped block moves, it drives the moving block to move inside the moving groove, thus playing a role in stabilizing the moving of the arc-shaped block and limiting the rotation of the connecting shaft , avoiding the deviation of the connecting shaft during rotation, thus affecting the use of the printing plate cylinder.

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the utility model embodiment;

Fig. 2 is the partial structure schematic diagram of the utility model embodiment;

Fig. 3 is a schematic diagram of the body structure of the supporting position-limiting mechanism in the embodiment of the utility model;

Fig. 4 is the structural representation of conveying mechanism in the utility model embodiment;

Fig. 5 is a schematic structural diagram of the clamping assembly in the embodiment of the present invention;

Fig. 6 is a schematic diagram of the internal structure of the clamping assembly in the embodiment of the utility model;

Fig. 7 is a schematic structural view of the liquid accumulation tank in the embodiment of the present invention.

In the figure: 1- corrosion machine body; 2- motor; 3- corrosion mechanism; 31- hydraulic cylinder; 32- fixed plate; 33- brush; 34- positioning block; Support limit mechanism; 401-support plate; 402-arc block; 403-screw; 404-moving block; 405-moving tank; 5-transport mechanism; 501-storage box; -conveyor pipe; 505-double pipe; 6-clip assembly; 601-fixed sleeve; 602-top tight sleeve; 603-spring; 7-connecting shaft; 8-fixed block; ; 11-connecting rod; 12-lower liquid hole; 13-lower liquid pipe; 14-effusion tank; 15-drainage pipe;

Detailed ways

As shown in Figures 1-7, a printing plate roller etching machine includes an etching machine body 1, and the etching machine body 1 is provided with a placement sleeve 17 and a support limit mechanism 4 for supporting and limiting the position of the printing plate roller 18, The placement sleeve 17 and the support limit mechanism 4 are arranged correspondingly. The placement sleeve 17 is fixedly connected to the etching machine body 1. An etching mechanism 3 is arranged in the etching machine body 1 at a position above the printing plate roller 18. One part of the etching machine body 1 One side is provided with a driving device for driving the printing plate cylinder 18 to rotate, and the other side of the etching machine body 1 is provided with a delivery mechanism 5 for providing and transporting the etching solution for the etching mechanism 3 .

The corrosion mechanism 3 includes a fixed plate 32. A brush 33 is installed in the fixed plate 32 through a clamping assembly 6. Both ends of the fixed plate 32 are fixedly connected with sliders 35. Two symmetrically arranged brushes 35 are fixedly connected in the corrosion machine body 1. A positioning block 34, a slide block 35 is slidably connected in the chute 36 provided on the positioning block 34, a hydraulic cylinder 31 is installed on the corrosion machine body 1, and the piston rod of the hydraulic cylinder 31 is fixedly connected with the fixed plate 32.

A sponge block is arranged in the fixed plate 32 .

Except for this embodiment, the hydraulic cylinder 31 can also be other linear drive devices such as air cylinders and linear guide rods.

The clamping assembly 6 includes a fixed block 8, which is fixedly connected with the fixed plate 32, and a dovetail block 10 is slidably connected in the dovetail groove 9 provided on the top surface of the fixed block 8, and a connecting rod 11 is fixedly connected to the top of the dovetail block 10.

A fixed sleeve 601 is fixedly connected to the fixed plate 3, and one end of the connecting rod 11 close to the fixed plate 32 extends to the inside of the fixed sleeve 601 and is fixedly connected with a top tight sleeve 602, and a spring 603 is arranged between the fixed sleeve 601 and the top tight sleeve 602 , the two ends of the spring 603 are fixedly connected with the fixed sleeve 601 and the top tight sleeve 602 respectively.

Designed in this way, under the elastic force of the spring 603, the tightening sleeve 602 tightens the brush 33, so that the brush 33 and the fixing plate 32 are fixed together, and the dovetail groove 9 and the dovetail block 10 play a positioning and guiding role.

Pulling the connecting rod 11 makes the top tight sleeve 602 away from the brush 33, so that the brush 33 can be easily removed for cleaning or replacement.

Except for this embodiment, the number of snap-connecting components 6 can also be two or more.

The support and limit mechanism 4 includes two support plates 401 arranged symmetrically. The support plates 401 are fixedly connected to the corrosion machine body 1. The cross-sectional shape of the support plates 401 is an "L"-shaped structure, and the sliding connection in the moving groove 405 of the support plates 401 There is a moving block 404, and the end of the moving block 404 close to the printing plate cylinder 18 is fixedly connected with an arc-shaped block 402, and the two arc-shaped blocks 402 are jointly used for supporting and positioning the connecting shaft 7 at one end of the printing plate cylinder 18.

A screw 403 is threadedly connected to the support plate 401 , and one end of the screw 403 close to the arc block 402 is rotatably connected thereto, so that the arc block 402 can be driven away from or close to the connecting shaft 7 .

The driving device includes a motor 2, which is fixedly installed on the etching machine body 1, and the output end of the motor 2 is connected to the connecting shaft 7 at the end of the printing plate cylinder 18 close to the motor 2, so as to drive the printing plate cylinder 18 to rotate.

The conveying mechanism 5 includes a storage box 501, which is fixedly connected to the corrosion machine body 1. A water pump 502 is installed in the storage box 501. The water inlet end of the water pump 502 is connected to a connecting pipe 503, and the water outlet end of the water pump 502 is connected to a delivery pipe 504. The corrosion machine body 1 is provided with a double-way pipe 505, the double-way pipe 505 is a flexible pipe, the double-way pipe 505 communicates with the delivery pipe 504, the double-way pipe 505 communicates with the fixed plate 32, and then delivers the corrosive liquid for the brush 33.

Designed in this way, through the delivery mechanism 5, the water pump 502 pumps out the corrosive liquid inside the storage tank 501 through the connecting pipe 503, transports it to the inside of the delivery pipe 504, and then transfers it to the double-way pipe 505 by the delivery pipe 504, and the corrosive solution flows into the fixed plate 32 The inside of the brush 33 is infiltrated, thereby playing the role of conveying.

The etching machine body 1 is provided with a lower liquid hole 12, which is located below the printing plate roller 18, and the inside of the etching machine body 1 is fixed with a liquid accumulation tank 14, and the liquid accumulation tank 14 is connected to the lower liquid through the lower liquid pipe 13. Holes 12 communicate.

Designed in this way, the corrosive liquid flowing down from the printing plate cylinder 18 flows into the lower liquid pipe 13 through the lower liquid hole 12, and then flows into the storage tank 5 through the lower liquid pipe 13, thereby collecting the corrosive liquid.

One side of the storage box 5 is fixedly connected with a drainpipe 15, and a magnetic valve 16 is installed on the drainpipe 15.

When in use, first insert the connecting shaft 7 at one end of the printing plate cylinder 18 into the placement sleeve 17, and turn the screw 403 to drive the arc-shaped block 402 to approach the connecting shaft 7 at the other end of the printing plate cylinder 18 to form a support for the printing plate cylinder 18 , start the motor 2, and drive the printing plate cylinder 18 to rotate.

Start the water pump 502, pump out the corrosive liquid in the storage tank 501 through the connecting pipe 503, and transport it to the double-way pipe 505. The corrosive liquid flows into the interior of the fixed plate 32, and the corrosive liquid infiltrates the brush 33, and the hydraulic cylinder 31 drives The fixed plate 32 moves downward, and the brush 33 contacts with the printing plate roller 18, which plays the role of smearing the corrosive liquid on the printing plate roller 18. The corrosive liquid flows into the lower liquid pipe 13 through the lower liquid hole 12, and then flows through the lower liquid pipe. 13 flows into the inside of the storage tank 5, thereby collecting the corrosive liquid.

For those of ordinary skill in the art, according to the teachings of the utility model, without departing from the principle and spirit of the utility model, the changes, modifications, replacements and modifications made to the embodiments still fall within the scope of the utility model. within the scope of protection.

Claims (7)

1. A printing plate roller etching machine, comprising an etching machine body (1), characterized in that: the etching machine body (1) is provided with a placement sleeve (17) for supporting and limiting the position of the printing plate roller (18) ) and the support limit mechanism (4), the placement sleeve (17) and the support limit mechanism (4) are set correspondingly, the placement sleeve (17) is fixedly connected with the corrosion machine body (1), and the corrosion machine body (1) is located in the printed An etching mechanism (3) is provided above the plate cylinder (18), and a driving device for driving the printing plate cylinder (18) is provided on one side of the etching machine body (1). The other side is provided with a conveying mechanism (5) for supplying and conveying corrosive liquid to the corrosive mechanism (3). 2. A printing plate roller etching machine according to claim 1, characterized in that: the etching mechanism (3) includes a fixed plate (32), and the fixed plate (32) is installed through a clamping assembly (6) There is a brush (33), the two ends of the fixed plate (32) are fixedly connected with a slide block (35), and two positioning blocks (34) are fixedly connected in the corrosion machine body (1), and the slide block (35) is the same as The positioning block (34) is slidingly connected, and a linear drive device for driving the fixed plate (32) to move up and down is installed on the corrosion machine body (1). 3. A printing plate roller etching machine according to claim 2, characterized in that: the clamping assembly (6) includes a fixed block (8), and the fixed block (8) is fixedly connected with the fixed plate (32) , a connecting rod (11) is slidably connected to the fixed block (8). 4. A printing plate roller etching machine according to claim 3, characterized in that: the fixed plate (32) is fixed with a fixed sleeve (601), and the connecting rod (11) is close to the fixed plate (32) One end of one end extends to the inside of the fixed sleeve (601) and is fixedly connected with a top tight sleeve (602), and a spring (603) is arranged between the fixed sleeve (601) and the top tight sleeve (602). 5. A printing plate roller etching machine according to claim 4, characterized in that: the support limit mechanism (4) includes two support plates (401), the support plate (401) and the etching machine body ( 1) Fixed connection, the section shape of the support plate (401) is an "L"-shaped structure, the moving block (404) is slidingly connected in the moving groove (405) of the support plate (401), and the moving block (404) is close to the printing plate roller One end of the barrel (18) is fixedly connected with an arc-shaped block (402). 6. A printing plate roller etching machine according to claim 5, characterized in that: the support plate (401) is threadedly connected with a screw (403), and the screw (403) is close to the arc block (402) One end is connected with it in rotation. 7. A printing plate roller etching machine according to claim 6, characterized in that: the conveying mechanism (5) includes a storage box (501), and the storage box (501) is fixedly connected with the etching machine body (1) A water pump (502) is installed in the storage tank (501), and the water outlet of the water pump (502) communicates with the fixed plate (32) through the double-way pipe (505) provided on the corrosion machine body (1).

Images