CN213037053U

CN213037053U - Winding mechanism of plastic film printing machine

Info

Publication number: CN213037053U
Application number: CN202021804114.9U
Authority: CN
Inventors: 李元中
Original assignee: Zhengzhou Xingzhong Plastic Color Printing Co ltd
Current assignee: Zhengzhou Xingzhong Plastic Color Printing Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-04-23
Anticipated expiration: 2030-08-25

Abstract

The utility model belongs to the technical field of the technique of film production and specifically relates to a winding mechanism of plastic film printing machine is related to, including the frame, be provided with the transfer roller in the frame and be used for the wind-up roll of rolling film, be provided with the hold-down mechanism who is used for supporting the pressure film in the frame, hold-down mechanism sets up the side at the wind-up roll, hold-down mechanism includes briquetting, drive assembly and is used for supporting the compression roller subassembly of pressing the film, the briquetting sets up directly over the wind-up roll, the briquetting sets up and slides the setting along the direction towards the wind-up roll in the frame, the compression roller subassembly sets up the side at the wind-up roll, briquetting and compression roller subassembly pass through drive assembly and connect, and this application has the effect that promotes.

Description

Winding mechanism of plastic film printing machine

Technical Field

The application relates to the technical field of film production, in particular to a winding mechanism of a plastic film printing machine.

Background

The plastic printer is an ink-jet printing type high-tech digital printing device which is not in contact with an object, characters or patterns are printed on plastic by the plastic printer in the plastic production process, and the plastic needs to be rolled after printing so as to carry out subsequent production and processing operations.

The traditional Chinese patent with publication number CN201746144U discloses a material receiving and winding device of a film printing machine, which comprises a packaging movable arm and a roller, wherein the roller is fixed at one end of the movable arm, the other end of the movable arm is movably suspended above a winding roller, and the roller leans against a film on the winding roller.

In view of the above related technologies, the inventor believes that as the thickness of the film on the winding roller increases during winding, the movable wall rotates, and the gravity component force exerted on the winding roller by the roller changes, so that the extrusion force received by the film changes, the overall tightness of the film is different, and the overall winding quality is affected.

SUMMERY OF THE UTILITY MODEL

In order to promote the rolling quality of film, this application provides a winding mechanism of plastic film printing machine.

The application provides a winding mechanism of plastic film printing machine adopts following technical scheme:

the utility model provides a winding mechanism of plastic film printing machine, includes the frame, is provided with the transfer roller in the frame and is used for the wind-up roll of rolling film, be provided with the hold-down mechanism who is used for supporting the pressure film in the frame, hold-down mechanism sets up the side at the wind-up roll, hold-down mechanism includes briquetting, drive assembly and is used for supporting the compression roller subassembly of pressing the film, the briquetting sets up directly over the wind-up roll, the briquetting sets up and slides the setting along the direction towards the wind-up roll in the frame, the compression roller subassembly sets up the side at the wind-up roll, briquetting and compression roller subassembly pass through drive assembly and connect.

Through adopting above-mentioned technical scheme, the transfer roller conveys the film, then the rolling is on the wind-up roll, briquetting and compression roller assembly pass through drive assembly and connect, the briquetting slides in the frame under the effect of self gravity, drive compression roller assembly and wind-up roll butt through drive assembly, exert pressure to the film when wind-up roll-up film, along with film thickness's increase, the briquetting moves in the frame, the size of the pressure of support that compression roller assembly applyed the film is unchangeable, make the whole degree of compactness of film even, promote the rolling quality.

Preferably, the compression roller assembly comprises a first compression roller and a second compression roller, the side face of the first compression roller is abutted to the side face of the second compression roller and the film, the first compression roller and the second compression roller are arranged on the rack in a sliding mode along the direction towards the winding roller, and the first compression roller and the second compression roller are connected through a transmission assembly and a pressing block.

Through adopting above-mentioned technical scheme, the briquetting passes through drive assembly and drives compression roller one and compression roller two and remove, makes the side and the film butt of compression roller one and compression roller two, reduces the phenomenon that appears bubble or fold between the film when the roll-up.

Preferably, the transmission assembly comprises a pressure rod, the pressure rod is arranged between the pressing block and the first pressing roller, the pressing block is connected with the first pressing roller through the pressure rod, and two ends of the first pressing roller are rotatably arranged on the pressure rod.

Through adopting above-mentioned technical scheme, the briquetting passes through the depression bar and exerts pressure to compression roller one for compression roller one is when supporting the pressure membrane and rotation, reduces and the film between the frictional force, the protection film does not receive the damage.

Preferably, a communicating groove is formed in the vertical direction in the rack, a sliding block is arranged at the end of the second compression roller, the second compression roller is rotatably arranged on the sliding block, the sliding block is slidably arranged in the communicating groove along the length direction of the communicating groove, the transmission assembly further comprises a steering piece and a connecting rope, the connecting rope is arranged in the communicating groove, the steering piece is arranged in the rack, the end of the connecting rope is connected with the sliding block, and one end, far away from the sliding block, of the connecting rope is connected with a pressing block through the steering piece.

Through adopting above-mentioned technical scheme, the briquetting removes, drives the slider through connecting the rope and removes in the intercommunication inslot, and the slider removes and drives two removals of pressure roller, and two removals of direction towards the wind-up roll of pressure roller are along the direction removal, until with the film butt, and pressure is applyed to the film simultaneously to two pressure rollers along with the rotation of wind-up roll, promote the rolling quality of film.

Preferably, the rotating axis of the first pressing roller and the rotating axis of the second pressing roller and the rotating axis of the wind-up roller are on the same plane, the first pressing roller and the second pressing roller are vertically arranged, and the first pressing roller is arranged between the pressing block and the wind-up roller.

Through adopting above-mentioned technical scheme, set up and set up in the vertical direction of compression roller one and compression roller two to set up compression roller one and compression roller two directly over and under the wind-up roll, when the roll-up film, provide pressure for the film simultaneously through compression roller one and compression roller two, make the whole rolling of film more even.

Preferably, the connecting rope and the pressure rod are arranged on two corresponding sides of the pressing block, and the connecting rope is connected with the upper surface of the pressing block.

Through adopting above-mentioned technical scheme, just at the effect of briquetting self gravity, the briquetting moves on the frame, and two settings of compression roller are between briquetting and wind-up roll, and the briquetting passes through the depression bar and exerts thrust to two compression rollers, connects the upper surface connection of rope and briquetting, and the briquetting moves through connecting rope drive two movements of compression roller when removing downwards, applys to pressure to the film.

Preferably, a stabilizing plate is fixedly arranged on the rack and arranged between the first compression roller and the pressing block, a through hole is formed in the stabilizing plate along the vertical direction, and the compression bar is arranged in the through hole in a sliding mode.

Through adopting above-mentioned technical scheme, the depression bar slides in the through-hole and sets up, stability when promoting the depression bar and removing promotes the stability when a pair of film of compression roller supports the pressure simultaneously.

Preferably, be provided with the bolster on the depression bar, the bolster includes sleeve, loop bar and elastic component, sleeve and compression link, loop bar and compression roller one are connected, the loop bar slides in the sleeve and sets up, the tip and the loop bar butt of elastic component, the other end and the telescopic inside wall butt of elastic component.

Through adopting above-mentioned technical scheme, at the in-process of roll-up film, the tensile force of the self of film can change, and when the tensile force of film self was great, the loop bar removed to the sleeve, slowed down the briquetting and to the pressure of supporting that the film was applyed, reduced the film and stretched out the phenomenon of damage because of drawing.

Drawings

Fig. 1 is a schematic structural diagram of the present application.

Figure 2 is a cut-away schematic view of the housing in the present application.

Fig. 3 is a partially enlarged schematic view at a in fig. 2.

Fig. 4 is a schematic structural diagram of a buffer in the present application.

Reference numerals: 1. a frame; 11. a communicating groove; 12. a stabilizing plate; 121. a through hole; 2. a conveying roller; 3. a wind-up roll; 4. a hold-down mechanism; 41. briquetting; 42. a transmission assembly; 421. a pressure lever; 422. a steering member; 423. connecting ropes; 43. a press roll assembly; 431. a first compression roller; 432. a second compression roller; 5. a slider; 6. a buffer member; 61. a sleeve; 62. a loop bar; 63. an elastic member.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The application discloses plastic film printing machine's winding mechanism. Referring to fig. 1, the winding mechanism of the plastic film printing machine comprises a frame 1, a conveying roller 2 for conveying a film is arranged on the frame 1, and a winding roller 3 for winding the film is arranged at one end of the frame 1. After the film is printed, the film is conveyed to a winding roller 3 through a conveying roller 2, and the film is wound.

Referring to fig. 2 and 3, in order to reduce the phenomenon that bubbles or wrinkles are generated between films and the film cannot be rolled firmly when the films are rolled on the rolling roller 3, a pressing mechanism 4 for pressing the films in the rolling process is arranged on the frame 1. Hold-down mechanism 4 includes briquetting 41, drive assembly 42 and the compression roller assembly 43 that is used for compressing tightly the film, briquetting 41 sets up in frame 1, and briquetting 41 sets up the top at wind-up roll 3, briquetting 41 sets up along the direction slip towards wind-up roll 3 in frame 1, compression roller assembly 43 sets up the side at wind-up roll 3, briquetting 41 and compression roller assembly 43 pass through drive assembly 42 and connect, briquetting 41 is under the gravity of self gravity, drive compression roller assembly 43 and wind-up roll 3 side butt through drive assembly 42, compress tightly the film.

Referring to fig. 2 and 3, the pressing roller assembly 43 comprises a first pressing roller 431 and a second pressing roller 432, the rotation axes of the first pressing roller 431, the second pressing roller 432 and the take-up roller 3 are in the same plane, the first pressing roller 431 and the second pressing roller 432 are arranged in the vertical direction, the side surfaces of the first pressing roller 431 and the second pressing roller 432 are abutted to the side surface of the take-up roller 3, the first pressing roller 431 is arranged between the take-up roller 3 and the pressing block 41, and the first pressing roller 431 and the second pressing roller 432 are arranged on the machine frame 1 in a sliding mode in the direction towards the take-. The pressing block 41 applies a pushing force to the first pressing roller 431 and the second pressing roller 432 through the transmission assembly 42 to push the first pressing roller 431 and the second pressing roller 432 to move towards the winding roller 3, so that the film is pressed in the winding process of the winding roller 3. Set up compression roller 431 and compression roller 432 and set up respectively in the upper and lower side of wind-up roll 3 in vertical direction, compress tightly the film simultaneously at the in-process of rolling, and then holistic quality when promoting the film rolling.

Referring to fig. 2 and 3, the transmission assembly 42 includes a pressure lever 421, a steering member 422 and a connecting rope 423, the pressure lever 421 is disposed between the pressure block 41 and the first pressure roller 431, the pressure block 41 and the first pressure roller 431 are connected by the pressure lever 421, the pressure block 41 pushes the first pressure roller 431 to move on the frame 1 by the pressure lever 421, so that the first pressure roller 431 presses the film while rotating, a communication groove 11 is formed in the frame 1 along the vertical direction, a slider 5 is disposed at an end of the second pressure roller 432, two ends of the second pressure roller 432 are rotatably disposed on the slider 5, one end of the slider 5 far away from the second pressure roller 432 is disposed in the communication groove 11, the slider 5 is slidably disposed in the communication groove 11 along the length direction of the communication groove 11, the steering member 422 is disposed on the frame 1, the steering member 422 can be disposed as a pulley, the connecting rope 423 is disposed in the communication groove 11, one end of the connecting rope 423 is connected to the slider 5, the other end extends to the outside of, the connecting rope 423 is connected with the upper surface of the pressing block 41, and under the action of the pressing block 41, the connecting rope 423 pulls the sliding block 5 to move, and the sliding block 5 moves to drive the second pressing roller 432 to move. Under the effect of the pressure lever 421 and the connecting rope 423, in the process of winding the film, the pressing block 41 simultaneously drives the first pressure roller 431 and the second pressure roller 432 to move towards the winding roller 3, so that the pressing force is applied to the film, and the phenomenon of uneven winding caused by bubbles or wrinkles generated between the films is reduced. Briquetting 41 relies on the gravity of self to drive compression roller 431 and compression roller 432 and removes, and when the rolling film, the pressure of supporting of applying to the film is unchangeable for whole degree of compactness distribution is more even after the rolling, promotes the rolling quality.

Referring to fig. 2, in order to improve the stability of the first compression roller 431 during movement, a stabilizing plate 12 is arranged on the frame 1, the stabilizing plate 12 is arranged between the first compression roller 431 and the pressing block 41, a through hole 121 is formed in the stabilizing plate 12, a pressing rod 421 penetrates through the through hole 121 and is connected with the first compression roller 431, and the pressing rod 421 slides in the through hole 121, so that the stability of the first compression roller 431 during movement is improved.

Referring to fig. 3 and 4, a buffer member 6 is arranged at one end of the pressure rod 421 close to the first pressure roller 431, the buffer member 6 includes a sleeve 61, a sleeve rod 62 and an elastic member 63, the sleeve rod 62 is arranged in the sleeve 61 in a sliding manner, the elastic member 63 can be arranged as a spring, one end of the elastic member 63 abuts against the sleeve rod 62, the other end of the elastic member abuts against the inner side wall of the sleeve 61, the sleeve 61 is connected with the pressure rod 421, and the sleeve rod 62 is connected with the first pressure roller 431. The film supports through compression roller 431 and presses the back winding on wind-up roll 3, and when the tension of film self increased when the rolling, loop bar 62 removed in sleeve 61 to compression elastic component 63 cushions briquetting 41, reduces because of the film self tension change lead to the film by tensile deformation's phenomenon, promotes the quality of film rolling.

The implementation principle of the application is as follows: the film is conveyed to the winding roller 3 through the conveying roller 2, in the winding process, under the action of the pressing block 41, the first pressing roller 431 and the second pressing roller 432 are abutted to the film, along with the increase of the thickness of the film on the winding roller 3, the first pressing roller 431 and the second pressing roller 432 drive the pressing block 41 to move through the pressing rod 421 and the connecting rope 423 respectively, and when the pressing block 41 moves, the acting force of the pressing roller 431 and the pressing roller 432 is kept unchanged all the time, so that the film winding compactness is uniform, and the film winding quality is improved.

The embodiments of the present invention are all preferred embodiments of the present invention, and the scope of protection of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a winding mechanism of plastic film printing machine, includes frame (1), is provided with transfer roller (2) and wind-up roll (3) that are used for the rolling film on frame (1), its characterized in that: be provided with hold-down mechanism (4) that are used for supporting to press the film on frame (1), hold-down mechanism (4) set up the side in wind-up roll (3), hold-down mechanism (4) include briquetting (41), drive assembly (42) and are used for supporting to press compression roller assembly (43) of film, briquetting (41) set up directly over wind-up roll (3), briquetting (41) set up and slide the setting along the direction towards wind-up roll (3) in frame (1), compression roller assembly (43) set up the side in wind-up roll (3), briquetting (41) and compression roller assembly (43) are connected through drive assembly (42).

2. The winding mechanism of a plastic film printing machine according to claim 1, wherein: the pressing roller assembly (43) comprises a first pressing roller (431) and a second pressing roller (432), the side face of the first pressing roller (431) is abutted to the side face of the second pressing roller (432) and a film, the first pressing roller (431) and the second pressing roller (432) are arranged on the machine frame (1) in a sliding mode in the direction towards the winding roller (3), and the first pressing roller (431) and the second pressing roller (432) are connected with the pressing block (41) through a transmission assembly (42).

3. The winding mechanism of a plastic film printing machine according to claim 2, wherein: the transmission assembly (42) comprises a pressure rod (421), the pressure rod (421) is arranged between the pressing block (41) and the first pressure roller (431), the pressing block (41) is connected with the first pressure roller (431) through the pressure rod (421), and two ends of the first pressure roller (431) are rotatably arranged on the pressure rod (421).

4. The winding mechanism of a plastic film printing machine according to claim 3, wherein: the improved roller press is characterized in that a communication groove (11) is formed in the frame (1) in the vertical direction, a sliding block (5) is arranged at the end part of the second pressing roller (432), the second pressing roller (432) is arranged on the sliding block (5) in a rotating mode, the sliding block (5) is arranged in the communication groove (11) in a sliding mode along the length direction of the communication groove (11), the transmission assembly (42) further comprises a steering piece (422) and a connecting rope (423), the connecting rope (423) is arranged in the communication groove (11), the steering piece (422) is arranged on the frame (1), the end part of the connecting rope (423) is connected with the sliding block (5), and one end, far away from the sliding block (5), of the connecting rope (423) is connected with a pressing block (41) through the steering piece (422).

5. The winding mechanism of a plastic film printing machine according to claim 4, wherein: the rotating axis of the first pressing roller (431) and the rotating axis of the second pressing roller (432) are on the same plane with the rotating axis of the winding roller (3), the first pressing roller (431) and the second pressing roller (432) are vertically arranged, and the first pressing roller (431) is arranged between the pressing block (41) and the winding roller (3).

6. The winding mechanism of a plastic film printing machine according to claim 5, wherein: the connecting rope (423) and the pressure lever (421) are arranged on two corresponding sides of the pressing block (41), and the connecting rope (423) is connected with the upper surface of the pressing block (41).

7. The winding mechanism of a plastic film printing machine according to claim 3, wherein: the pressing roller pressing device is characterized in that a stabilizing plate (12) is fixedly arranged on the rack (1), the stabilizing plate (12) is arranged between a first pressing roller (431) and a pressing block (41), a through hole (121) is formed in the stabilizing plate (12) in the vertical direction, and the pressing rod (421) is arranged in the through hole (121) in a sliding mode.

8. The winding mechanism of a plastic film printing machine according to claim 7, wherein: be provided with bolster (6) on depression bar (421), bolster (6) include sleeve (61), loop bar (62) and elastic component (63), sleeve (61) and depression bar (421) are connected, loop bar (62) and compression roller (431) are connected, loop bar (62) slide the setting in sleeve (61), the tip and loop bar (62) butt of elastic component (63), the other end of elastic component (63) and the inside wall butt of sleeve (61).