CN213439852U

CN213439852U - Accurate efficient plastic film earnestly machine

Info

Publication number: CN213439852U
Application number: CN202022600856.6U
Authority: CN
Inventors: 金岩军; 万洪平
Original assignee: Qingdao Aohua Packaging Co ltd
Current assignee: Qingdao Aohua Packaging Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-06-15
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses an accurate efficient plastic film earnestly machine, including the base and the transport mechanism who arranges in proper order on the base, first guiding mechanism, earnestly mechanism and second guiding mechanism, earnestly mechanism both sides are located to first guiding mechanism and second guiding mechanism branch, earnestly mechanism includes the rigid coupling at the hydraulic pressure station of base side, with the perpendicular pneumatic cylinder of connecting of hydraulic pressure station side, the blade disc of being connected with the piston rod portion of pneumatic cylinder, locate the hot cutter below the blade disc, first clamp plate and second clamp plate, the utility model discloses a transport mechanism and guiding mechanism realize the conveying to the plastic film, compress tightly through dividing the plastic film when establishing first clamp plate and the second clamp plate in the hot cutter both sides to earnestly, both can guarantee higher cutting vestige and can prevent the mutual adhesion of plastic film after the hot cut, final improve equipment operating efficiency.

Description

Accurate efficient plastic film earnestly machine

Technical Field

The utility model relates to a plastic products production facility field specifically is a accurate efficient plastic film earnestly machine.

Background

The plastic film is widely applied to the fields of food, medicine, chemical industry and the like, brings great convenience to the production and life of people, and generally needs to be cut into specified specifications according to the specifications and models of products in production so as to adapt to the packaging of specific products. The existing cutting equipment for the plastic film can be mainly divided into a cold cutting machine and a hot cutting machine, wherein a cooler mainly finishes cutting the film material through repeated relative movement of an upper cutter and a lower cutter, but the quality problems of continuous cutting, cross section wire drawing cutting, burr generation and the like are caused due to the mechanical deformation of the cutter after long-term use, the error of adjustment, static electricity and the like, the smooth proceeding of subsequent processes is seriously influenced, the hot cutting machine makes up the defects of the cold cutting machine, the cutter is heated through a heat source, the edge of the film is slightly melted when the film is cut, and the problems of continuous cutting, burr cutting and the like are effectively avoided.

However, in actual operation, the plastic film to be cut is in an unfixed state relative to the lower tool apron, and is easy to shift when being conveyed to the lower tool apron, and the plastic film with a thinner thickness is heated, so that the accuracy of the cutting trace can be influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a precise and efficient plastic film hot cutting machine to solve the problem that plastic film cutting trace degree of accuracy is low, plastic film and hot cut-off knife adhesion and plastic film edge adhesion among the prior art, the technical scheme who adopts as follows:

the utility model provides a accurate efficient plastic film earnestly machine, includes base, lower blade holder, hot grooving, heating block and locates transport mechanism, a plurality of first guiding mechanism, earnestly mechanism and a plurality of second guiding mechanism that just arrange in proper order on the base, transport mechanism includes the transport frame of being connected with the base both sides and locates the transfer roller on the transport frame, first guiding mechanism includes the first leading truck of being connected with the base both sides and locates the first guide roll of first leading truck, second guiding mechanism includes the second leading truck of being connected with the base both sides and locates the second guide roll on the second leading truck, first guiding mechanism and second guiding mechanism divide and locate earnestly mechanism both sides, the lower blade holder is located on the base, just be equipped with hot grooving on the lower blade holder, earnestly construct including the hydraulic pressure station of locating the base side, connect the pneumatic cylinder in hydraulic pressure side of station perpendicularly, The heating device comprises a cutter head connected with a piston rod of a hydraulic cylinder, wherein a hot cutter, a first pressing plate and a second pressing plate are arranged below the cutter head, the first pressing plate and the second pressing plate are respectively arranged on two sides of the hot cutter, a heating block is arranged on the side surface of the hot cutter, and the first pressing plate is arranged on one side, close to a first guide roller, of the hot cutter; one side of the upper surface of the lower cutter holder, which is close to the second guide roller, is provided with a first inclined surface which inclines downwards, and the bottom surface of the second pressing plate can be contacted with the first inclined surface.

On the basis of the technical scheme, the second pressing plate comprises an upper pressing plate and a lower pressing plate, and the upper pressing plate and the lower pressing plate are connected through a plurality of springs.

On the basis of the technical scheme, the spring pressing device further comprises a guide post, one end of the guide post is connected to the bottom surface of the upper pressing plate, and the other end of the guide post extends into the spring.

On the basis of the technical scheme, a second inclined plane which is inclined downwards is arranged on one side, close to the first guide roller, of the upper surface of the lower cutter seat, and the bottom surface of the first pressing plate can be in contact with the second inclined plane.

On the basis of the technical scheme, a magnet is arranged on the first inclined plane corresponding to the second pressure plate.

On the basis of the technical scheme, the rubber pad is bonded on the bottom surface of the first pressing plate, and the rubber pad is bonded on the bottom surface of the second pressing plate.

On the basis of the technical scheme, the top surface of the second guide roller is 2-4mm lower than the side edge of the first inclined surface far away from the heat cutting groove.

Advantageous effects

In the utility model, the first pressing plate and the second pressing plate are arranged on the two sides of the hot cutter, so that the hot cutter can play a role of pressing the plastic film when cutting the plastic film, and higher precision of the cutting trace line is ensured; meanwhile, a first inclined plane is arranged on the lower cutter holder, the bottom surface of the second pressing plate is in contact with the first inclined plane when the lower cutter holder is cut, the plastic film is in a tensioning state when the plastic film is compressed by the first pressing plate and the second pressing plate, and the edges of the two plastic films after cutting can be timely separated to avoid the adhesion phenomenon.

The utility model discloses the top board and the holding down plate in the well second clamp plate pass through spring coupling, and be equipped with magnet with second clamp plate position department of correspondence on the first inclined plane, so when hot cut-off knife downstream is close to the plastic film, the bottom surface of second clamp plate earlier with first inclined plane contact under the effect of magnet attraction, so can compress tightly the plastic film earlier before cutting, further improve the precision of cutting the trace line, and when hot cut-off knife upward movement receipts sword, the plastic film is kept away from in hot cut-off knife behind the effect of magnet attraction to the bottom surface of second clamp plate, so can further ensure plastic film and the separation of hot cut-off knife, two plastic film edge separation.

The guide post is arranged in the spring and is fixedly connected below the upper pressing plate of the second pressing plate, so that the guide post can guide the spring; in addition, the height between the bottom surface of the first pressing plate and the bottom surface of the hot cut-off knife and the top surface of the lower knife holder is basically the same, so that when the hydraulic cylinder fails and the hot cut-off knife falls, the first pressing plate can prevent the cutting edge of the hot cut-off knife from colliding with the lower knife holder, and the safety of equipment is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawing in the following description is only an embodiment of the invention, and that for a person skilled in the art, other embodiments can be derived from the drawing provided without inventive effort.

FIG. 1: the structure of the utility model is shown schematically;

FIG. 2: the structure schematic diagram of the hot cutting mechanism of the utility model;

Detailed Description

The invention will be further described with reference to the following figures and examples:

reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1-2, a precise and efficient plastic film thermal cutting machine comprises a base 1, a lower tool apron 2, a thermal cutting groove 3, a heating block 4, a conveying mechanism, a plurality of first guiding mechanisms, a thermal cutting mechanism and a plurality of second guiding mechanisms, wherein the conveying mechanism, the plurality of first guiding mechanisms, the thermal cutting mechanism and the plurality of second guiding mechanisms are arranged on the base 1 in sequence, the conveying mechanism comprises a conveying frame 5 connected with two sides of the base 1 and a conveying roller 51 arranged on the conveying frame 5, the first guiding mechanisms comprise first guiding frames 6 connected with two sides of the base 1 and first guiding rollers 61 arranged on the first guiding frames 6, the second guiding mechanisms comprise second guiding frames 7 connected with two sides of the base 1 and second guiding rollers 71 arranged on the second guiding frames 7, the first guiding mechanisms and the second guiding mechanisms are respectively arranged on two sides of the thermal cutting mechanism, the lower tool apron 2 is arranged on the base 1, and the thermal cutting groove 3 is arranged on the lower tool apron 2, the hot cutting mechanism comprises a hydraulic station arranged on the side surface of the base 1, a hydraulic cylinder 8 vertically connected to the side surface of the hydraulic station, and a cutter head 9 connected with a piston rod of the hydraulic cylinder 8, wherein a hot cutter 10, a first pressing plate 11 and a second pressing plate are arranged below the cutter head 9, the hot cutter 10 corresponds to the position of a hot cutting groove 3 on the lower cutter base 2, the first pressing plate 11 and the second pressing plate are respectively arranged on two sides of the hot cutter 10, the heating block 4 is arranged on the side surface of the hot cutter 10, and the first pressing plate 11 is arranged on one side of the hot cutter 10 close to the first guide roller 61; a first inclined surface 13 which is inclined downwards is arranged on one side of the upper surface of the lower tool apron 2 close to the second guide roller 71, and the bottom surface of the second pressing plate can be contacted with the first inclined surface 13. The second pressing plate includes an upper pressing plate 121 and a lower pressing plate 122, and the upper pressing plate 121 and the lower pressing plate 122 are connected by a plurality of springs 123. And the guide post is further included, one end of the guide post is connected to the bottom surface of the upper pressure plate 121, and the other end of the guide post extends into the spring 123.

And a magnet is arranged on the first inclined surface 13 corresponding to the upper and lower pressing plates 122 of the second pressing plate. The top surface of the second guide roller 71 is 2-4mm lower than the side of the first inclined surface 13 remote from the heat-cutting grooves.

During production, the plastic film is conveyed to the lower cutter base 2 through the first guide roller 61 under the drive of the conveying roller 51, the cutter head 9 moves downwards under the drive of the hydraulic cylinder 8, when the hot cutting knife 10 is close to the plastic film, the lower pressing plate 122 of the second pressing plate is firstly abutted to the first inclined surface 13 under the attraction of the magnet on the first inclined surface 13, when the hot cutting knife 10 is contacted with and cuts the plastic film, the bottom surface of the first pressing plate 11 is abutted to the top surface of the lower cutter base 2, the plastic film is in a tensioning state under the action of the upper pressing plate 122 of the first pressing plate 11 and the second pressing plate, so that higher cutting trace precision and good separation effect can be ensured, after cutting, the lower pressing plate 122 separates the plastic film from the hot cutting knife under the action of the attraction of the magnet, so that the edges of the two plastic films and the plastic film can be further ensured to be better.

The present invention has been described above by way of example, but the present invention is not limited to the above-mentioned embodiments, and any modification or variation based on the present invention is within the scope of the present invention.

Claims

1. A precise and efficient plastic film hot cutting machine comprises a base (1), a lower cutter holder (2), a hot cutting groove (3), a heating block (4), a conveying mechanism, a plurality of first guide mechanisms, a hot cutting mechanism and a plurality of second guide mechanisms, wherein the conveying mechanism, the plurality of first guide mechanisms, the hot cutting mechanism and the plurality of second guide mechanisms are arranged on the base (1) in sequence, the conveying mechanism comprises a conveying frame (5) connected with the two sides of the base (1) and a conveying roller (51) arranged on the conveying frame (5), the first guide mechanisms comprise first guide frames (6) connected with the two sides of the base (1) and first guide rollers (61) arranged on the first guide frames (6), the second guide mechanisms comprise second guide frames (7) connected with the two sides of the base (1) and second guide rollers (71) arranged on the second guide frames (7), and the first guide mechanisms and the second guide mechanisms are respectively arranged on the two sides of the hot cutting mechanism, the lower tool apron (2) is arranged on the base (1), and a hot cutting groove (3) is formed in the lower tool apron (2), the hot cutting mechanism is characterized by comprising a hydraulic station arranged on the side surface of the base (1), a hydraulic cylinder (8) vertically connected to the side surface of the hydraulic station, and a cutter head (9) connected with a piston rod of the hydraulic cylinder (8), wherein a hot cutter (10), a first pressing plate (11) and a second pressing plate are arranged below the cutter head (9), the first pressing plate (11) and the second pressing plate are respectively arranged on two sides of the hot cutter (10), the heating block (4) is arranged on the side surface of the hot cutter (10), and the first pressing plate (11) is arranged on one side, close to the first guide roller (61), of the hot cutter (10); one side of the upper surface of the lower tool apron (2), which is close to the second guide roller (71), is provided with a first inclined surface (13) which inclines downwards, and the bottom surface of the second pressing plate can be in contact with the first inclined surface (13).

2. The plastic film slitting machine according to claim 1, characterized in that said second platen comprises an upper platen (121) and a lower platen (122), said upper platen (121) and lower platen (122) being connected by a plurality of springs (123).

3. The plastic film slitting machine according to claim 2, characterized in that it further comprises a guide post, one end of which is connected to the bottom surface of the upper platen (121) and the other end of which protrudes into the spring (123).

4. The plastic film slitting machine according to claim 3, characterized in that the lower knife holder (2) is provided with a second inclined surface sloping downwards on the side close to the first guide roller (61), the bottom surface of the first press plate (11) being contactable with the second inclined surface.

5. The plastic film slitting machine according to claim 3, characterized in that the first inclined surface (13) is provided with a magnet at a position corresponding to the position of the second press plate.

6. The plastic film slitting machine according to claim 5, characterized in that a rubber pad is bonded to the bottom surface of the first press plate (11) and a rubber pad is bonded to the bottom surface of the second press plate.

7. The plastic film slitting machine according to claim 5, characterized in that the top surface of the second guide roll (71) is 2-4mm lower than the side of the first bevel (13) that is remote from the heat-cutting slot (3).