CN214927565U

CN214927565U - Heat insulation hot pressing device for bag making machine and bag making machine

Info

Publication number: CN214927565U
Application number: CN202022818384.1U
Authority: CN
Inventors: 王剑
Original assignee: Shanghai Zhoutai Light Industry Machinery Manufacturing Co ltd
Current assignee: Shanghai Zhoutai Light Industry Machinery Manufacturing Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-11-30
Anticipated expiration: 2030-11-30

Abstract

The utility model discloses a heat-insulation hot-pressing device for a bag making machine and the bag making machine, wherein the hot-pressing device comprises an upper hot-pressing mechanism and a lower hot-pressing mechanism, and the upper hot-pressing mechanism and the lower hot-pressing mechanism are arranged up and down by taking a plane where a packaging bag is conveyed as a reference; the upper ironing and pressing mechanism and the lower ironing and pressing mechanism are both provided with ironing knives which are arranged vertically, and the outer ring of the ironing knives is provided with a heat insulation layer. The device wraps the ironing knife through the heat insulation material, so that heat radiation generated by the side of the ironing knife is effectively prevented from being transmitted to the packaging bag and the film material around the ironing knife, the problem of hot-pressing wrinkles of the packaging bag caused by heat conduction at the side of the ironing knife is avoided, and the hot-pressing smoothness and the attractiveness of the packaging bag are improved; the technology has high degree of mechanization, and improves the ironing efficiency and quality of the packaging bag.

Description

Heat insulation hot pressing device for bag making machine and bag making machine

Technical Field

The utility model relates to a wrapping bag processing machinery field especially relates to a system bag machine is with violently sealing heat preservation scalding device and system bag machine.

Background

The packaging bag is a bag for packaging various articles, so that goods are convenient to transport and easy to store in a production flow process, and the packaging bag is widely applied to daily life and industrial production. At present, a packaging bag needs to be ironed and pressed with a main film in a processing process, particularly after palm folding and forming, and then is ironed and pressed with a subsequent main film. The ironing knife is needed to be used in the ironing process.

In the process of ironing and sealing by the ironing knife, as shown in fig. 1, the ironing knife (the ironing knife 30 is taken as an example in the figure) directly contacts the position of the packaging bag film material 1 for ironing and sealing by contact conduction, and is also a main method for ironing and sealing, and the transmitted heat energy depends on the ironing and sealing temperature and time; the hot knife has a certain length, and is integrally heated during heating, so that heat sources can be generated on two sides of the hot knife to form radiation conduction, and the heat conduction forms wrinkles on the packaging bag material which is being sealed by hot, so that the forming effect and the attractiveness of the packaging bag are influenced.

Therefore, those skilled in the art have made an effort to develop a heat insulating hot pressing device for a bag making machine and a bag making machine to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned defect of the prior art, the utility model aims to solve the technical problem that a heat insulation ironing press device and a bag making machine for a bag making machine are provided to solve the problem of the wrapping bag material fold that the wrapping bag irones and seals the in-process because radiation conduction produces.

In order to solve the problems, the utility model provides a heat insulation hot pressing device for a bag making machine, which comprises an upper hot pressing mechanism and a lower hot pressing mechanism, wherein the upper hot pressing mechanism and the lower hot pressing mechanism are arranged up and down by taking a plane where a packaging bag is conveyed as a reference; the upper ironing and pressing mechanism and the lower ironing and pressing mechanism are both provided with ironing knives which are arranged vertically, and the outer ring of the ironing knives is provided with a heat insulation layer.

Further, the heat insulation layer is made of hard heat insulation materials and used for isolating heat conduction generated on the side of the ironing knife.

Furthermore, the length of the heat insulation layer is slightly smaller than that of the ironing knife, so that part of the iron head is reserved at the iron pressing position of the iron knife and is not wrapped, and the iron pressing effect is not affected.

Furthermore, the heat insulation layer and the ironing knife are detachably arranged.

Furthermore, the mode that can dismantle the setting between insulating layer and the sword scalds is that the screw is fixed or buckle is fixed.

The utility model also provides a system bag machine, this system bag machine scald press the process be equipped with foretell thermal-insulated scald press the device to realize that the wrapping bag scalds to press the process scald the pressing planarization of pressing in-process wrapping bag.

Through implementing the aforesaid the utility model provides a thermal-insulated ironing press device of bag machine and bag machine has following technological effect: the device wraps the ironing knife through the heat insulation material, so that heat radiation generated by the side of the ironing knife is effectively prevented from being transmitted to the packaging bag and the film material around the ironing knife, the problem of hot-pressing wrinkles of the packaging bag caused by heat conduction at the side of the ironing knife is avoided, and the hot-pressing smoothness and the attractiveness of the packaging bag are improved; the technology has high degree of mechanization, and improves the ironing efficiency and quality of the packaging bag.

Drawings

The conception, the specific structure and the technical effects produced by the present invention will be further explained with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention:

FIG. 1 is a schematic view of the heat transfer of a prior art ironing knife;

FIG. 2 is a schematic structural view of the heat and pressure device according to the embodiment of the present invention;

in the figure:

1. film material;

2. a thermal insulation layer;

3. an upper ironing mechanism; 30. mounting a hot knife; 31. a spring; 32. a fixed seat; 33. a heating mechanism;

4. a lower ironing mechanism; 40. a lower ironing knife; 41. a mounting seat; 42. a cushion layer;

the arrows in FIG. 1 indicate the direction of heat conduction; the direction indicated by the arrow in fig. 2 is the film moving direction.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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 technical solution of the present invention will be described in detail with reference to the following examples.

As shown in fig. 2, the heat insulation hot pressing device for the bag making machine at least comprises a film material conveying device for continuously and uninterruptedly conveying the packaging bag film material 1, wherein the film material conveying device is of a traditional conveying structure and can be of a structure such as a traction rubber roll, and the bag making machine also at least comprises a detection device for detecting the hot pressing position of the packaging bag film material 1; when the detection device detects that the packaging bag film material 1 reaches the ironing position, the information is transmitted to the control mechanism, and the ironing device is controlled to complete the ironing process of the packaging bag film material 1.

The ironing device shown in fig. 2 includes an upper ironing mechanism 3 and a lower ironing mechanism 4, and the upper ironing mechanism 3 and the lower ironing mechanism 4 are disposed up and down with reference to a plane on which the packaging bag film 1 is conveyed, and perform upper and lower ironing of the packaging bag film 1.

In the figure, the upper ironing mechanism 3 at least comprises an upper ironing knife 30, a spring 31, a fixed seat 32 and a heating mechanism 33; the upper ironing knife 30 is arranged at one side close to the packaging bag film material 1, and the packaging bag is ironed and sealed when the knife head of the upper ironing knife 30 is pressed downwards; the upper ironing knife 30 is provided with a fixed seat 32, the other side of the fixed seat 32 is provided with a spring 31, and the spring 31 is connected with a driving motor to control the extension and contraction of the spring 31; a heating mechanism 33 is arranged between the upper ironing knife 30 and the fixed seat 32; when detecting device detects that the package reaches the ironing position to membrane material 1, driving motor control spring 31 pushes down, and then control fixing base 32 downstream, drives and scalds sword 30 downstream to the ironing position of wrapping bag membrane material 1, scalds the pressure.

As shown in the figure, a heat insulation layer 2 is arranged on the outer side of the upper ironing knife 30, the heat insulation layer 2 is wrapped on the outer ring of the upper ironing knife 30, and hard heat insulation materials are adopted; in general, the hard thermal insulation material may be a conventional thermal insulation material, such as a ceramic plate, a glass fiber, or the like, or may be a novel thermal insulation material, such as a vacuum plate, which is left in practical use, and the specific type is not limited, and only the hard thermal insulation material is required.

The insulation layer 2 is usually mounted in a detachable manner for easy replacement and maintenance. The specific implementation form comprises: corresponding screw holes are formed in the upper ironing knife 30 and the heat insulation layer 2, and when the hard heat insulation material of the heat insulation layer 2 is wrapped on the outer side of the upper ironing knife 30, the heat insulation layer 2 is fixed on the upper ironing knife 30 through the matching of screws and the two screw holes; for another example, a buckle structure is arranged on the upper ironing knife 30 and the heat insulation layer 2 to realize the fixed connection between the upper ironing knife and the heat insulation layer 2, so that the heat insulation layer 2 is not easy to fall off when in use, and the subsequent replacement and maintenance are convenient.

Insulating layer 2 sets up length slightly to be shorter than the length of last sword 30 of scalding on general for the knife head of last sword 30 of scalding scalds the pressure department and remains partial knife head and not wrapped up for the guarantee scalds the pressure effect, prevents that insulating layer 2 from scalding the pressure in-process and causing the damage to wrapping bag membrane material 1, influence scalds the pressure effect.

In the figure, the lower ironing mechanism 4 comprises a lower ironing knife 40, a mounting seat 41 and a heating mechanism 33, wherein the lower ironing knife 40 is positioned at one side close to the packaging bag film material 1, and the packaging bag film material 1 is close to the lower ironing knife 40 to continuously feed in the ironing process; a cushion layer 42 is arranged above the lower ironing knife 40 and close to the packaging bag film material 1, so that the ironing effect of the packaging bag film material 1 is prevented from being influenced by overhigh temperature of the lower ironing knife; the lower ironing knife 40 is provided with a mounting seat 41 below for fixing the lower ironing knife 40, and a heating mechanism 33 is arranged between the mounting seat 41 and the lower ironing knife 40 to heat the lower ironing knife 40.

In the drawings, the outer side of the lower ironing knife 40 is provided with the heat insulation layer 2, the heat insulation layer 2 and the heat insulation layer 2 arranged on the outer side of the upper ironing knife 30 are made of the same material and mechanism, in this embodiment, the heat insulation layer 2 is wrapped on the outer side of the lower ironing knife 40, the height of the heat insulation layer 2 is the same as the length of the lower ironing knife 40, the heat insulation layer is not wrapped on the cushion layer 42 arranged on the lower ironing knife 40, and in other embodiments, if the cushion layer is not arranged on the lower ironing knife 40, the height of the heat insulation layer 2 is slightly smaller than the length of the lower ironing knife 40, so as to ensure the ironing effect.

Based on above-mentioned structure, the wrapping bag membrane material conveying mechanism of wrapping bag lasts incessant transport wrapping bag membrane material 1, detection device detects wrapping bag membrane material 1 and carries down scalds when pressing the position to scald of pressing mechanism 4, with information transmission to control mechanism, at this moment, lower scald presses mechanism 4 and keeps motionless, control mechanism passes through the control of servo motor and scalds pressing mechanism and pushes down, heating mechanism accomplishes the heating of scalding sword 30 and lower scald sword 40, scald and press, go up scald sword 30 and scald the heat source of sword 40 side with the last scald sword 30 after heating completely with heat insulating layer 2 of sword 40 outside parcel down and completely cut off, make two scald the sword can't form heat conduction in side, the guarantee scalds the planarization.

It should be added that unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The terms "connected" or "coupled" and the like as used in the description and the claims of the present application are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "end", "side", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships are changed accordingly.

Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any uses or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.

It is to be understood that the present invention is not limited to the structures that have been described above and shown in the drawings, and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.

Claims

1. A heat-insulation ironing device for a bag making machine comprises an upper ironing mechanism and a lower ironing mechanism, wherein the upper ironing mechanism and the lower ironing mechanism are arranged up and down on the basis of a plane where a packaging bag is conveyed; the hot pressing device is characterized in that the upper hot pressing mechanism and the lower hot pressing mechanism are both provided with hot knives which are arranged vertically, and the outer ring of each hot knife is provided with a heat insulation layer.

2. The heat-insulating ironing device for the bag making machine according to claim 1, wherein the heat-insulating layer is made of a hard heat-insulating material to insulate heat conduction generated laterally by the ironing knife.

3. The heat-insulating ironing device for the bag making machine as claimed in claim 2, wherein the length of the heat-insulating layer is slightly smaller than that of the ironing knife, so that part of the ironing part of the knife head of the ironing knife is left without being wrapped.

4. The heat-insulating ironing and pressing device for the bag making machine as claimed in claim 3, wherein the heat-insulating layer and the ironing knife are detachably disposed.

5. The heat-insulating ironing and pressing device for the bag making machine as claimed in claim 4, wherein the heat-insulating layer and the ironing knife are detachably fixed by screws or by fasteners.

6. A bag making machine characterized in that the ironing process of the bag making machine is equipped with the heat-insulating ironing apparatus of any one of the preceding claims 1 to 5.