CN212331843U - Offset printing tectorial membrane structure - Google Patents

Abstract

The utility model discloses an offset printing tectorial membrane structure relates to the printing tectorial membrane, the on-line screen storage device comprises a base, the backup pad has all been seted up to the top both sides of base, the loose axle has been seted up to the inner wall of backup pad, the membrane book has been cup jointed in the outside of loose axle, and is a set of the pneumatic cylinder is installed to one side that the inside of backup pad is located the loose axle, the output of pneumatic cylinder is connected with the plug, the fixed pin has been seted up to one side that the pneumatic cylinder was. The utility model discloses a warming mill that sets up, electronic jar, the electrothermal tube, the heat preservation, gag lever post and heat transfer piece, the warming mill is at the during operation, at first start electronic jar, electronic jar's output promotes the warming mill downstream, promote the epiphragma and the product laminating on the fixed roll until warming mill bottom, start the electrothermal tube afterwards, the heat that the electrothermal tube produced passes through the surface that multiunit heat transfer piece transmitted the warming mill, thereby heat the epiphragma, make the epiphragma laminating in the outside of product, accomplish the processing to the epiphragma.

Description

Offset printing tectorial membrane structure

Technical Field

The utility model relates to a printing tectorial membrane field specifically is an offset printing tectorial membrane structure.

Background

The film covering process is a surface processing process after printing, is also called as post-printing plastic covering, post-printing glue pasting or post-printing film pasting, and is a product processing technology for combining paper and plastic by covering a layer of transparent plastic film with the thickness of 0.012-0.020 mm on the surface of a printed product by a film covering machine, generally speaking, the film covering process can be divided into two types of film coating and film pre-coating according to the used process, and the film covering process can be divided into two types of bright film and matte film according to the difference of film materials, so that the film covering process can make up the quality defect of the printed product to a great extent, and a plurality of apparent defects in the printing process can be covered after film covering (particularly after the matte film covering process).

Present tectorial membrane structure is when carrying out the tectorial membrane to the product, need install the membrane book in the pivot in order to make things convenient for the tectorial membrane, and the pivot is generally all solid in the structure, and inconvenient dismantlement leads to the membrane to roll up to change inconveniently, need heat the pressurization to the membrane when the tectorial membrane in addition, makes the membrane adhere to on the product, need heat the rubber roll, but heating efficiency is lower, causes the waste of heat very easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that a film roll is inconvenient to disassemble and the rubber roll heating efficiency is not high, an offset printing film coating structure is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an offset printing tectorial membrane structure, includes the base, the backup pad has all been seted up to the top both sides of base, the loose axle has been seted up to the inner wall of backup pad, the film book has been cup jointed in the outside of loose axle, and is a set of the inside of backup pad is located one side of loose axle and installs the pneumatic cylinder, the output of pneumatic cylinder is connected with the plug, the loose axle is kept away from one side of pneumatic cylinder and has been seted up the fixed pin, and is two sets of electronic jar is all installed to the inside one end that is located the loose axle of backup pad, just the output of electronic jar is connected with the pivot, the electrothermal tube is installed to the intermediate position of pivot, just the warming mill has been cup jointed to the.

Preferably, two sets of first tensioning roller has been seted up between the backup pad, just first tensioning roller is located between loose axle and the electronic jar, and is two sets of it has seted up the second tensioning roller to be located the below of first tensioning roller between the backup pad, and is two sets of it has seted up the third tensioning roller to be located between the backup pad, just the third tensioning roller is located between electronic jar and the carry over pinch rolls.

Preferably, the both sides of loose axle have all been seted up the draw-in groove, and a set of the draw-in groove passes through the plug and is connected with the pneumatic cylinder block, and a set of the draw-in groove passes through the fixed pin and is connected with the backup pad block.

Preferably, a fixed roller is arranged between the two groups of supporting plates and below the heating roller, and a plurality of groups of heat dissipation holes are formed in the outer wall of the fixed roller.

Preferably, a limiting rod is arranged in the rotating shaft, and the electric heating tube is sleeved outside the limiting rod.

Preferably, the inner wall of the heating roller is provided with a plurality of groups of balls, and the heating roller is rotatably connected with the rotating shaft through the balls.

Preferably, a plurality of groups of heat preservation layers are installed inside the heating roller, and a heat transfer sheet is arranged in a gap of each group of heat preservation layers.

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

1. the utility model discloses a membrane book that sets up, the loose axle, the pneumatic cylinder, a plug, draw-in groove and fixed pin, when needing the membrane book in the adhesion membrane all to finish using, stop the structure, start the pneumatic cylinder, the output of pneumatic cylinder drives the plug and moves out in the draw-in groove, then hold the loose axle with the hand and dismantle the loose axle from the fixed pin, cup joint new membrane book in the loose axle outside, then carry the membrane book with the loose axle and block with the fixed pin, make draw-in groove and plug to it, start the pneumatic cylinder, the output of pneumatic cylinder promotes the plug and enters into the draw-in groove, fix the loose axle, accomplish the change, the efficiency of change is improved, the inconvenient problem of membrane book dismantlement is effectively solved;

2. through the warming mill that sets up, electronic jar, the electrothermal tube, the heat preservation, gag lever post and heat transfer piece, the warming mill is at the during operation, at first start electronic jar, electronic jar output promotes warming mill downstream, promote the adnexed membrane and the product laminating on the fixed roll until warming mill bottom, start the electrothermal tube afterwards, the heat that the electrothermal tube produced transmits the surface of warming mill through multiunit heat transfer piece, thereby heat the adnexed membrane, make the adnexed membrane laminating in the outside of product, accomplish the processing to the adnexed membrane, the heat that the electrothermal tube produced most passes through the heat transfer piece and transmits to the external world, can effectual reduction warming mill not with the thermal loss when adnexed membrane laminating, keep partial heat in the warming mill, energy loss is reduced, economic benefits is improved, the not high problem of rubber roll heating efficiency has effectively been solved.

Drawings

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

FIG. 2 is a schematic view of the cross-sectional structure of the film roll of the present invention;

FIG. 3 is a schematic cross-sectional view of the heating roller of the present invention;

FIG. 4 is a schematic view of the fixing structure of the heating film roll of the present invention;

fig. 5 is a schematic view of the internal structure of the heating film roll of the present invention.

In the figure: 1. a base; 2. a support plate; 3. a movable shaft; 4. rolling the film; 5. a fixed roller; 6. an electric cylinder; 7. a heating roller; 8. a traction roller; 9. a first tension roller; 10. a second tension roller; 11. a third tension roller; 12. a hydraulic cylinder; 13. a plug; 14. a card slot; 15. a fixing pin; 16. a rotating shaft; 17. a heat-insulating layer; 18. an electric heating tube; 19. a limiting rod; 20. a heat transfer sheet.

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.

The electric cylinder (model: AIME50-100) and the hydraulic cylinder (model: HOB) mentioned in the utility model can be obtained by market or private ordering.

Referring to fig. 1-5, an offset printing film structure includes a base 1, support plates 2 are disposed on both sides of the top end of the base 1, a movable shaft 3 is disposed on the inner wall of each support plate 2, a film roll 4 is sleeved on the outer side of each movable shaft 3, a hydraulic cylinder 12 is disposed on one side of each movable shaft 3 inside each support plate 2, an output end of each hydraulic cylinder 12 is connected with a plug 13, a fixed pin 15 is disposed on one side of each movable shaft 3 away from the corresponding hydraulic cylinder 12, an electric cylinder 6 is disposed on one end of each movable shaft 3 inside each support plate 2, an output end of each electric cylinder 6 is connected with a rotating shaft 16, an electric heating tube 18 is disposed in the middle of each rotating shaft 16, a heating roller 7 is sleeved on the outer wall of the rotating shaft 16 outside the electric heating tube 18.

Please refer to fig. 1, a first tensioning roller 9 is disposed between two sets of supporting plates 2, the first tensioning roller 9 is disposed between the movable shaft 3 and the electric cylinder 6, a second tensioning roller 10 is disposed below the first tensioning roller 9 between the two sets of supporting plates 2, a third tensioning roller 11 is disposed between the two sets of supporting plates 2, the third tensioning roller 11 is disposed between the electric cylinder 6 and the traction roller 8, and the product and the attached film can be tensioned by the plurality of sets of tensioning rollers, thereby preventing the product or the attached film from being folded and causing failure of film covering.

Please refer to fig. 2, two sides of the movable shaft 3 are both provided with a clamping groove 14, a group of clamping grooves 14 is connected with the hydraulic cylinder 12 through the plug 13 in a clamping manner, a group of clamping grooves 14 is connected with the supporting plate 2 through the fixing pin 15 in a clamping manner, and the output end of the hydraulic cylinder 12 can drive the plug 13 to be separated from the clamping grooves 14, so that the movable shaft 3 can be conveniently replaced.

Please refer to fig. 1, a fixing roller 5 is disposed between two sets of supporting plates 2 and below the heating roller 7, and a plurality of heat dissipation holes are disposed on the outer wall of the fixing roller 5, so that the fixing roller 5 and the heating roller 7 can extrude the adhesive film and the product together to bond the adhesive film and the product.

Please refer to fig. 3, a limiting rod 19 is disposed inside the rotating shaft 16, and the electric heating tube 18 is sleeved outside the limiting rod 19, the limiting rod 19 can fix the electric heating tube to prevent the electric heating tube 18 from being broken by external force.

Please refer to fig. 3, the inner wall of the heating roller 7 is provided with a plurality of sets of balls, the heating roller 7 is rotatably connected to the rotating shaft 16 through the balls, so that the heating roller 7 can rotate on the outer side of the rotating shaft 16 through the balls, and the outer wall of the heating roller 7 can uniformly contact with the adhesive film.

Please refer to fig. 3 and 5, a plurality of insulation layers 17 are installed inside the heating roller 7, and a heat transfer sheet 20 is disposed in a gap between each insulation layer 17, the heat transfer sheet 20 can transfer heat generated by the electrical heating tube 18 to the surface of the heating roller 7, and the insulation layers 17 can store the heat, thereby reducing heat loss.

The working principle is as follows: the structure is connected with an external power supply to enable the structure to normally operate, firstly, a product, an adhesive film and a traction roller are attached to enable the traction roller to provide traction force for a film, the product can move with the adhesive film, then, an electric cylinder 6 is started, an output end of the electric cylinder 6 pushes a heating roller 7 to move downwards until the bottom end of the heating roller 7 pushes the adhesive film to be attached to a fixed roller 5 with the product, then, an electric heating pipe 18 is started, heat generated by the electric heating pipe 18 is transmitted to the surface of the heating roller 7 through a plurality of groups of heat transmission sheets 20, the adhesive film is heated, the adhesive film is attached to the outer side of the product, processing of the adhesive film is completed, most of the heat generated by the electric heating pipe 18 is transmitted to the outside through the heat transmission sheets 20, heat loss when the heating roller 7 is not attached to the adhesive film can be effectively reduced, partial heat is kept in the, after the whole use of adhering to the membrane in the needs membrane book 4, stop the structure, start hydraulic cylinder 12, the output of hydraulic cylinder 12 drives plug 13 and shifts out in the draw-in groove 14, hold loose axle 3 afterwards and dismantle loose axle 3 from fixed pin 15, roll up 4 cup joints in the loose axle 3 outside with new membrane, carry membrane book 4 and fixed pin 15 block with loose axle 3 afterwards, it is to it with plug 13 to make draw-in groove 14, start hydraulic cylinder 12, the output of hydraulic cylinder 12 promotes plug 13 and enters into draw-in groove 14, fix loose axle 3, the completion is changed, the efficiency of changing has been improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides an offset printing tectorial membrane structure, includes base (1), its characterized in that: the heating device is characterized in that supporting plates (2) are arranged on two sides of the top end of the base (1), movable shafts (3) are arranged on the inner wall of each supporting plate (2), a film roll (4) is sleeved on the outer side of each movable shaft (3), one side, located on each movable shaft (3), of each supporting plate (2) is provided with a hydraulic cylinder (12), the output end of each hydraulic cylinder (12) is connected with a plug (13), one side, far away from each hydraulic cylinder (12), of each movable shaft (3) is provided with a fixing pin (15), one ends, located on the movable shafts (3), of the two supporting plates (2) are provided with electric cylinders (6), the output ends of the electric cylinders (6) are connected with rotating shafts (16), electric heating tubes (18) are installed at the middle positions of the rotating shafts (16), heating rollers (7) are sleeved on the outer walls of the rotating, and a traction roller (8) is arranged at one end of the supporting plate (2) positioned in the electric cylinder (6).

2. An offset coating structure according to claim 1, wherein: two sets of first tensioning roller (9) have been seted up between backup pad (2), just first tensioning roller (9) are located between loose axle (3) and electronic jar (6), and are two sets of second tensioning roller (10) have been seted up to the below that is located first tensioning roller (9) between backup pad (2), and are two sets of third tensioning roller (11) have been seted up between backup pad (2), just third tensioning roller (11) are located between electronic jar (6) and carry over pinch rolls (8).

3. An offset coating structure according to claim 1, wherein: draw-in groove (14) have all been seted up to the both sides of loose axle (3), and is a set of draw-in groove (14) are connected with pneumatic cylinder (12) block through plug (13), and a set of draw-in groove (14) are connected with backup pad (2) block through fixed pin (15).

4. An offset coating structure according to claim 1, wherein: and a fixed roller (5) is arranged between the two groups of supporting plates (2) and below the heating roller (7), and a plurality of groups of heat dissipation holes are formed in the outer wall of the fixed roller (5).

5. An offset coating structure according to claim 1, wherein: a limiting rod (19) is arranged inside the rotating shaft (16), and the electric heating tube (18) is sleeved outside the limiting rod (19).

6. An offset coating structure according to claim 1, wherein: the inner wall of the heating roller (7) is provided with a plurality of groups of balls, and the heating roller (7) is rotatably connected with the rotating shaft (16) through the balls.

7. An offset coating structure according to claim 1, wherein: the heating roller (7) is internally provided with a plurality of groups of heat preservation layers (17), and a heat transfer sheet (20) is arranged in a gap of each group of heat preservation layers (17).

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