CN217170140U

CN217170140U - Pressure applying device for cold stamping printing of packaging box

Info

Publication number: CN217170140U
Application number: CN202123341902.6U
Authority: CN
Inventors: 陈昭敏
Original assignee: Shenzhen Jinyihao Printing Products Co ltd
Current assignee: Shenzhen Jinyihao Printing Products Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-08-12
Anticipated expiration: 2031-12-28

Abstract

The application discloses biasing means of packing carton cold perm printing relates to lithography apparatus technical field, support including two relative settings, the top of both sides support all is fixed with the cylinder, first compression roller has set gradually between two supports, the second compression roller with scrape from the pole, first compression roller rotates with the second compression roller and installs between two supports, it is installed between two supports to scrape from pole fixed mounting, scrape from interval fixed mounting on the pole and play from the board, the inside of first compression roller is provided with pressure components, pressure components is including installing in first compression roller inside and with the fixed axle of the same axle center of first compression roller, just be located both sides and install first bearing on the rampart of fixed axle, the inner ring wall of first bearing is fixed on the fixed axle, the both sides that lie in two first bearings on the rampart of fixed axle are fixed with big ring gear. This application can realize that the tectorial membrane is heated the shrink, hugs closely on the printing body, realizes reducing the effect that the bubble produced the probability.

Description

Pressure applying device for cold stamping printing of packaging box

Technical Field

The application relates to the technical field of printing equipment, in particular to a pressing device for cold-hot printing of a packaging box.

Background

Cold stamping is one of printing technology, and the cold stamping alumite is adhered to the surface of a printing stock by using special glue (ink) except for a base layer, so that the hot stamping effect is realized.

Cold-wave printing also has a lot of process flows, and generally, any printing machine printing can be cold-wave, and the cooperation of all units is required to obtain good cold-wave effect, wherein in the tectorial membrane unit, need roll extrusion with appropriate silica gel roller after gluing UV, cooperate with tension unit again and effectively prevent wrinkling, but easily be infected with the adsorption dust on the silica gel roller of tectorial membrane unit, lead to easily producing the bubble behind the tectorial membrane, unable processing.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pressure device of cold perm printing of packing carton can realize that the tectorial membrane is heated the shrink, hugs closely on the printing body, realizes reducing the effect that the bubble produced the probability.

In order to solve the technical problem, the method is realized through the following technical scheme:

the utility model provides a pressure device of packing carton cold perm printing, includes the support of two relative settings, both sides the top of support all is fixed with the cylinder, two first compression roller, second compression roller have set gradually between the support and scrape from the pole, first compression roller rotates with the second compression roller to be installed two between the support, it is two from pole fixed mounting to scrape between the support, scrape on the pole interval fixed mounting have play from the board.

Further, the inside of first compression roller is provided with the pressure components, the pressure components is including installing at first compression roller inside and with the fixed axle of the same axle center of first compression roller, just be located both sides on the rampart of fixed axle and install first bearing, the interior rampart of first bearing is fixed on the fixed axle, be located two on the rampart of fixed axle the both sides of first bearing are fixed with big ring gear, and pressure components is still including installing the axis of rotation that just is located the fixed axle below in first compression roller inside, the inside of axis of rotation is provided with the electrical bar with the axle center.

Further, the lift-off plate inclines towards one side of the second pressing roller, the bottom of the lift-off plate is arc-shaped, and the inner arc surface of the lift-off plate is in contact with the annular wall of the second pressing roller.

Furthermore, the outer ring wall of the rotating shaft is provided with a second bearing corresponding to the first bearing, and two ends of the rotating shaft are fixed with small ring gears corresponding to the large ring gears.

Further, the large ring gear and the small ring gear are meshed with each other.

Furthermore, the outer ring wall of the rotating shaft is matched with the second bearing and provided with a clamping groove, and the inner ring wall of the second bearing is matched and fixed in the clamping groove.

Further, the outer ring wall of the second bearing is located on the inner side of the clamping groove, and the outer ring wall of the rotating shaft is tangent to the inner ring wall of the first pressing roller.

Further, one end of the electric heating rod is provided with an electric brush.

Furthermore, a connecting piece is arranged between the fixed shaft and the rotating shaft, clamping holes are respectively formed in two ends of the connecting piece corresponding to the first bearing and the second bearing, and outer ring walls of the first bearing and the second bearing are fixed inside the clamping holes.

To sum up, the advantage of this application lies in:

(1) according to the laminating machine, the rotating shaft supplies power to the internal electric heating rod through the electric brush, so that the rotating shaft is heated, the first compression roller is heated at intervals through the rotating shaft, the laminating machine has the effects of slow heating and heat insulation, the laminating film cannot be scalded due to the rapid heat conduction characteristic of metal, the first compression roller is always in a rotating state, the ring surface which is not in contact with the rotating shaft is cooled during rotation, the internal heat accumulation is prevented, and the probability of laminating film wrinkling and deformation caused by heat temperature is further reduced;

(2) in the application, by arranging the connecting piece and respectively installing the first bearing and the second bearing in the connecting piece, when the large ring gear rotates along with the fixed shaft, the rotating shaft rotates simultaneously, the internal electric heating rod is in a fixed state, the outer ring wall of the rotating shaft is tangent to the inner ring wall of the first press roller, the rotating shaft is always in a downward position, the contact surface of the rotating shaft and the coating is always kept in a hot state, the coating is firstly leveled through the scraping rod, the coating close to the first press roller has tension, and air is preliminarily exhausted from the outer side of the coating body, when the coating film is in contact with the outer ring surface of the first press roller with heat, the coating film is slightly shrunk, when the laminating film shrinks, the laminating film is tightly attached to the printing body through the first pressing roller, the laminating film and the printing body are synchronously processed, air entering is reduced, and the effect of reducing the probability of generating bubbles is further achieved.

Drawings

FIG. 1 is a schematic overall structure of the present application;

FIG. 2 is a schematic view of the first and second rolls of the present application shown separated from the scraping bar;

FIG. 3 is a schematic structural view of a first press roll, a second press roll and a scraping bar in a three-dimensional section in the present application;

FIG. 4 is a schematic perspective half-section view of a first press roll of the present application;

FIG. 5 is a schematic view of the present application with the compression assembly disengaged;

FIG. 6 is an enlarged detail view of FIG. 4A of the present application;

FIG. 7 is an enlarged detail view at B of FIG. 4 of the present application;

fig. 8 is a schematic structural view of a longitudinal section of the first press roll, the fixed shaft and the rotating shaft in the present application.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a support; 2. a cylinder; 3. a first press roll; 4. a second press roll; 5. a scraping rod; 6. a lift-off plate; 7. a pressurizing assembly; 8. a fixed shaft; 801. a first bearing; 802. a large ring gear; 9. a rotating shaft; 901. a second bearing; 902. a small ring gear; 10. a card slot; 11. an electric heating rod; 12. an electric brush; 13. a connecting member.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Please refer to fig. 1, a pressing device for cold stamping printing of a packaging box comprises two oppositely arranged supports 1, the supports 1 can be installed on a packaging box production device, the top of the supports 1 at two sides are both fixed with cylinders 2, a first compression roller 3, a second compression roller 4 and a scraping rod 5 are sequentially arranged between the two supports 1, the first compression roller 3 and the second compression roller 4 are rotatably installed between the two supports 1, the scraping rod 5 is fixedly installed between the two supports 1, the two ends of the cylinders 2 at two sides and the two compression rollers are movably connected, and the two compression rollers are driven to rotate by a motor (not shown in the figure), so that the function of pressing the coated printing body in a rotating manner is realized.

Referring to fig. 2, the scraping rod 5 is fixedly installed with a lifting plate 6 at a certain interval.

Referring to fig. 3, a pressing assembly 7 is disposed inside the first pressing roll 3, the pressing assembly 7 includes a fixing shaft 8 installed inside the first pressing roll 3 and fixed to the same axis as the first pressing roll 3, first bearings 801 are installed on the annular wall of the fixing shaft 8 and located on two sides, an inner annular wall of each first bearing 801 is fixed to the fixing shaft 8, and large ring gears 802 are fixed to two sides of each first bearing 801 on the annular wall of the fixing shaft 8.

Referring to fig. 3, the lift-off plate 6 is inclined toward one side of the second press roller 4, the bottom of the lift-off plate 6 is arc-shaped, the inner arc surface of the lift-off plate 6 is in contact with the annular wall of the second press roller 4, the bottom of the lift-off plate 6 is arc-shaped and is in contact with the annular wall of the second press roller 4, when a film is about to reach the second press roller 4, the film advances to the scraping rod 5, the contact end of the lift-off plate 6 and the second press roller 4 presses the pressed film again, a certain tension is applied, the film is leveled in advance, and a good foundation is laid for subsequent hot pressing.

Referring to fig. 4-5, the pressing assembly 7 further includes a rotating shaft 9 installed inside the first platen 3 and below the fixed shaft 8, a second bearing 901 is installed on an outer circumferential wall of the rotating shaft 9 corresponding to the first bearing 801, and a small ring gear 902 is fixed on both ends of the rotating shaft 9 corresponding to the large ring gear 802.

Referring to fig. 5-6, the large ring gear 802 and the small ring gear 902 are engaged with each other, and the large ring gear 802 and the small ring gear 902 are engaged with each other, so that when the first pressing roller 13 rotates, the inner fixed shaft 8 rotates synchronously, and the large ring gear 802 on the fixed shaft 8 drives the small ring gear 902 to rotate.

Referring to fig. 5, an electric heating rod 11 with the same axis is arranged inside a rotating shaft 9, an electric brush 12 is installed at one end of the electric heating rod 11, the rotating shaft 9 supplies power to the internal electric heating rod 11 through the electric brush 12, so that the rotating shaft 9 is heated, the first press roller 3 is heated at intervals through the rotating shaft 9, the heat-buffering and heat-insulating effect is achieved, the film can not be scalded due to the quick heat conduction characteristic of metal, the first press roller 3 is always in a rotating state, a ring surface which is not in contact with the rotating shaft 9 during rotation is cooled, internal heat accumulation is prevented, and the probability of film coating wrinkle is further reduced due to the fact that the heat temperature is further reduced.

Referring to fig. 5-7, the outer ring wall of the rotating shaft 9 is fitted with the second bearing 901 and provided with a clamping groove 10, the inner ring wall of the second bearing 901 is fitted and fixed inside the clamping groove 10, the outer ring wall of the second bearing 901 is located inside the clamping groove 10, the outer ring wall of the rotating shaft 9 is tangent to the inner ring wall of the first pressing roll 3, and the outer ring wall of the second bearing 901 does not protrude from the bottom height of the rotating shaft 9, so that the rotating shaft 9 can be more smoothly attached to the inner ring surface of the first pressing roll 3 during rotation.

Referring to fig. 8, a connecting member 13 is disposed between a fixed shaft 8 and a rotating shaft 9, two ends of the connecting member 13 are respectively provided with a clamping hole corresponding to a first bearing 801 and a second bearing 901, outer annular walls of the first bearing 801 and the second bearing 901 are fixed inside the clamping holes, by disposing the connecting member 13, and the first bearing 801 and the second bearing 901 are respectively installed inside the connecting member 13, when a large ring gear 802 rotates along with the fixed shaft 8, the rotating shaft 9 rotates simultaneously, and an internal electric heating rod 11 is in a fixed state, so that an outer annular wall of the rotating shaft 9 is tangent to an inner annular wall of a first pressure roller 3, the rotating shaft 9 is always in a downward position, so that a contact surface with a coating always keeps a hot state, the coating is firstly leveled by a scraping rod 5, the coating close to the first pressure roller 3 has tension, the primary air is discharged outside the coating body, when the coating is in contact with the outer annular surface of the first pressure roller 3 with the hot temperature, the tectorial membrane takes place slight shrink, and when the tectorial membrane shrink, first compression roller 3 pressfitting tectorial membrane hugs closely on the printing body, and the two go on in step, reduce the entering of air, further realization reduces the effect of bubble production probability.

One specific application of this embodiment is: by providing the connecting member 13, and installing the first bearing 801 and the second bearing 901 inside the connecting member 13 respectively, when the large ring gear 802 rotates along with the fixed shaft 8, the rotating shaft 9 rotates simultaneously, the internal electric heating rod 11 is in a fixed state, the outer ring wall of the rotating shaft 9 is tangent to the inner ring wall of the first pressing roller 3, the rotating shaft 9 is always in a downward position, the contact surface between the rotating shaft and the film is always kept in a hot state, the film is firstly leveled by the scraping rod 5, the film close to the first pressing roller 3 has tension, and the air is preliminarily exhausted from the outer side of the film body, when the coating film comes into contact with the outer circumferential surface of the first press roller 3 having heat, the coating film is finely shrunk, when the covering film shrinks, the first press roller 3 presses the covering film to be tightly attached to the printing body, the laminating and the covering film are synchronously carried out, air entering is reduced, and the effect of reducing the probability of generating bubbles is further realized.

The foregoing is only a preferred embodiment of the present application; the scope of protection of the present application is not limited thereto. Any person skilled in the art should be able to cover all equivalent or changes within the technical scope of the present disclosure, which is equivalent to the technical solution and the improvement concept of the present disclosure, and the protection scope of the present disclosure.

Claims

1. The utility model provides a pressure device of printing is scalded to packing carton cold wave, includes two support (1) that set up relatively, both sides the top of support (1) all is fixed with cylinder (2), its characterized in that: a first pressing roller (3), a second pressing roller (4) and a scraping rod (5) are sequentially arranged between the two supports (1), the first pressing roller (3) and the second pressing roller (4) are rotatably installed between the two supports (1), and the scraping rod (5) is fixedly installed between the two supports (1);

a separation plate (6) is fixedly arranged on the scraping rod (5) at intervals;

a pressurizing assembly (7) is arranged inside the first pressing roller (3), the pressurizing assembly (7) comprises a fixed shaft (8) which is arranged inside the first pressing roller (3) and fixed with the first pressing roller (3) in the same axis, first bearings (801) are arranged on the annular wall of the fixed shaft (8) and positioned on two sides, the inner annular wall of each first bearing (801) is fixed on the fixed shaft (8), and large ring gears (802) are fixed on the annular wall of each fixed shaft (8) and positioned on two sides of each first bearing (801);

the pressurizing assembly (7) further comprises a rotating shaft (9) which is arranged inside the first pressing roller (3) and is positioned below the fixed shaft (8), and an electric heating rod (11) with the same axis is arranged inside the rotating shaft (9).

2. A press for cold-foil printing of packages according to claim 1, wherein: the lifting plate (6) inclines towards one side of the second pressing roller (4), the bottom of the lifting plate (6) is arc-shaped, and the inner arc surface of the lifting plate (6) is in contact with the annular wall of the second pressing roller (4).

3. A press for cold-foil printing of packages according to claim 1, wherein: and a second bearing (901) is arranged on the outer ring wall of the rotating shaft (9) corresponding to the first bearing (801), and small ring gears (902) are fixed at two ends of the rotating shaft (9) corresponding to the large ring gears (802).

4. A press for cold-stamping of packages as claimed in claim 3, wherein: the large ring gear (802) and the small ring gear (902) are meshed with each other.

5. A press for cold-stamping of packages as claimed in claim 3, wherein: the outer ring wall of the rotating shaft (9) is matched with the second bearing (901) and provided with a clamping groove (10), and the inner ring wall of the second bearing (901) is matched and fixed in the clamping groove (10).

6. A press for cold-stamping of packages as claimed in claim 3, wherein: the outer ring wall of the second bearing (901) is positioned on the inner side of the clamping groove (10), and the outer ring wall of the rotating shaft (9) is tangent to the inner ring wall of the first pressing roller (3).

7. A press for cold-foil printing of packages according to claim 1, wherein: one end of the electric heating rod (11) is provided with an electric brush (12).

8. A press for cold-stamping of packages as claimed in claim 3, wherein: a connecting piece (13) is arranged between the fixed shaft (8) and the rotating shaft (9), clamping holes are respectively formed in two ends of the connecting piece (13) corresponding to the first bearing (801) and the second bearing (901), and outer ring walls of the first bearing (801) and the second bearing (901) are fixed inside the clamping holes.