CN113148338A - Novel thermal contraction membrane packagine machine - Google Patents

Abstract

The invention relates to a novel thermal contraction film packaging machine, and belongs to the technical field of film packaging machines. Comprises a conveying arrangement part, an automatic wrapping machine part, a shrinkage furnace part and a cold air unpowered support which are arranged in sequence; the conveying and arranging part comprises a conveyor belt and a bottle separating plate for arranging bottles; the automatic wrapping machine part comprises a push rod assembly, a membrane picking assembly, a membrane tensioning assembly, an inflatable shaft assembly, a membrane roll fixing assembly and a membrane conveying assembly, a bottle pressing assembly used for grouping arranged bottles is arranged at the inlet end of the automatic wrapping machine, the shrinking furnace comprises a furnace body support, a conveying device arranged on the furnace body support, a shrinking channel part and a control box, and the shrinking channel part covers the conveying device; the contraction channel part comprises a shell, a heating box arranged on the upper end surface of the shell and an air outlet box communicated with the heating box; the outlet end of the shrinkage furnace part is provided with a cold air unpowered support. The invention can effectively and accurately group the bottles, and has stable operation, strong adaptability and good comprehensive use effect.

Description

Novel thermal contraction membrane packagine machine

Technical Field

The invention relates to a novel thermal contraction film packaging machine, and belongs to the technical field of film packaging machines.

Background

The film packaging machine is mainly applied to product packaging in the bottled product industry such as beverage, water and the like, and can realize grouping and packaging of bottled beverage products. At present, a heat-shrinkable film is mostly used for a film packaging machine, the packaging film is wrapped on a group of beverage products, and then a heat-shrinkable furnace is used for heating to shrink the heat-shrinkable film. The existing film covering machine has incomplete functions, and the wrapping part and the heat-shrinkable part are separately arranged, so that the working efficiency is reduced.

Disclosure of Invention

The invention aims to provide a novel thermal shrinkage film packaging machine.

In order to achieve the purpose, the invention adopts the technical scheme that:

a novel thermal contraction film packaging machine comprises a conveying arrangement part, an automatic wrapping machine part, a contraction furnace part and a cold air unpowered support which are sequentially arranged; the conveying and arranging part comprises a conveyor belt and a bottle separating plate for arranging bottles; the automatic wrapping machine part comprises a push rod assembly, a membrane picking assembly, a membrane tensioning assembly, a membrane roll fixing assembly and a membrane conveying assembly, wherein a bottle pressing assembly used for grouping the arranged bottles is arranged at the inlet end of the automatic wrapping machine; the film stretching component is arranged between the film roll fixing component and the film feeding component along the moving direction of the film; the shrinkage furnace comprises a furnace body support, a conveying device arranged on the furnace body support, a shrinkage channel part and a control box, wherein the shrinkage channel part covers the conveying device; the contraction channel part comprises a shell, a heating box arranged on the upper end surface of the shell and an air outlet box communicated with the heating box; the outlet end of the shrinkage furnace part is provided with a cold air unpowered support.

The technical scheme of the invention is further improved as follows: the conveyor belt comprises two sections, and the speeds of the two sections are subjected to stepless speed change speed regulation by respective speed regulating motors; the bottle separating plate is erected on the side plate of the conveying belt by using a supporting column, and the distance between the bottle separating plate and the side plate of the conveying belt is adjustable.

The technical scheme of the invention is further improved as follows: the front end part of the bottle separating plate is in a ragged shape.

The technical scheme of the invention is further improved as follows: the automatic wrapping machine part also comprises a film splicing assembly for splicing the two rolls of films end to end; the membrane connecting assembly is arranged between the membrane tensioning assembly and the membrane roll fixing assembly.

The technical scheme of the invention is further improved as follows: the film connecting assembly comprises a lower cutter assembly, an upper cutter assembly and a gas spring; the upper cutter component is hinged at one end of the lower cutter component; the fixed part of the gas spring is fixedly connected with the lower cutter assembly, and the telescopic part of the gas spring is fixedly connected with the upper cutter assembly; the film receiving working surface opposite to the upper cutter assembly and the lower cutter assembly is provided with a heating part capable of heating.

The technical scheme of the invention is further improved as follows: the bottle pressing component comprises two upright support plates which are oppositely arranged, a cross beam seat which is fixedly arranged between the upright support plates and a bottle pressing telescopic rod which is fixedly arranged on the cross beam seat; the telescopic part of the bottle pressing telescopic rod downwards penetrates through the cross beam seat and is fixedly provided with a bottle pressing plate at the end part.

The technical scheme of the invention is further improved as follows: the upper end face of the bottle pressing plate is fixedly provided with a guide rod, and the upper part of the guide rod penetrates through the cross beam seat.

The technical scheme of the invention is further improved as follows: the push rod assembly also comprises a pushing chain for driving the push rod to rotate circularly, and the push rod is uniformly distributed along the pushing chain; the push chain is moved using a sprocket driven by a motor.

The technical scheme of the invention is further improved as follows: the front end of the feeding of the conveying arrangement part is provided with a space grid chain type conveyor belt.

The technical scheme of the invention is further improved as follows: the cold air unpowered support comprises a cooling support and an air cooler arranged on the cooling support, and an air outlet of the air cooler is obliquely arranged downwards.

Due to the adoption of the technical scheme, the invention has the following technical effects:

the bottle separating plate is arranged on the packaging machine to longitudinally separate bottles, the bottle separating plate is erected on the side plate of the conveying belt through the supporting columns, the distance between the bottle separating plate and the side plate of the conveying belt is adjustable, and adaptability is improved. The distance adjustment of the bottle separating plates can ensure that bottle groups of different specifications can smoothly pass through the middle of the conveying belt.

The packing machine provided by the invention has the advantages that the front end parts of the bottle separating plates are in uneven shapes, the irregular accumulation of bottles at the front ends of the bottle separating plates can be prevented, and the bottles can be favorably fed into the channels of the bottle separating plates.

The conveyor belt comprises two sections, the speeds of the two sections are subjected to stepless speed change speed regulation by the speed regulating motors respectively arranged on the two sections, the conveyor belt can adapt to different host machine packaging speeds, and the bottle conveying is ensured to be carried out unimpededly without resistance or pressure in the conveying process.

The automatic wrapping machine is provided with the film connecting assembly for welding the head and the tail of the two rolls of films, so that the head and the tail of the two rolls of films can be connected, when the previous roll of packaging film is used up, the two rolls of packaging films can be connected, and the continuity of film conveying is ensured.

According to the automatic bottle packing machine, the bottle pressing assembly is arranged at the inlet end of the automatic bottle packing machine, the arranged bottles can be grouped, and the bottle pressing telescopic rod in the bottle pressing assembly drives the bottle pressing plate to perform bottle pressing type separation on the bottle group, so that the control can be conveniently implemented and the grouping is accurate. The bottle separating plate realizes the longitudinal separation of the bottles, and the bottle pressing assembly realizes the transverse separation of the bottles.

The invention can effectively and accurately group the bottles, has accurate control, stable operation, strong adaptability and good comprehensive use effect.

Drawings

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

FIG. 2 is a schematic view of a film feeding assembly of the present invention;

FIG. 3 is a schematic view of a bottle pressing assembly of the present invention;

FIG. 4 is a schematic view of a gathering assembly of the present invention;

FIG. 5 is a schematic view of a tensioned membrane module according to the invention;

FIG. 6 is a schematic view of the pushrod assembly of the present invention;

FIG. 7 is a schematic view of the inventive film roll holding assembly, film tensioning assembly and film feeding assembly arrangement;

FIG. 8 is a schematic view of a membrane-receiving module of the present invention;

FIG. 9 is a schematic view of the furnace section and cold draft unpowered support of the present invention;

FIG. 10 is a schematic view of a portion of the delivery arrangement of the present invention;

wherein, 1, a conveying arrangement part;

11. a conveyor belt 12 and a bottle separating plate;

2. an automated wrapping machine section;

21. the device comprises a push rod, 22, a film picking rod, 23, a film pressing spring piece, 24, an upper cutter assembly, 25, a lower cutter assembly, 26, a gas spring, 27, a vertical support plate, 28, a cross beam seat, 29, a bottle pressing telescopic rod, 210, a bottle pressing plate, 211, a guide rod, 212, a film stretching assembly, 213, a pushing chain, 214, a film picking support, 215, a film picking chain, 216, a film roll fixing assembly, 217 and a film feeding assembly;

3. a shrinking furnace part;

4. a cold air unpowered support;

41. cooling support, 42, air-cooler.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The invention relates to a novel heat shrinkable film packaging machine which is a further improvement on a film packaging machine. The heat shrinkable film packaging machine mainly comprises a conveying arrangement part 1, an automatic wrapping machine part 2, a shrinking furnace part 3 and a cold air unpowered support 4 which are sequentially arranged. The conveying and aligning section 1 can align scattered bottles. The automatic wrapping machine part 2 is used for automatically wrapping the packaging film on the grouped bottles. The shrinking furnace part 3 is used for heating the group of bottles wrapped with the packaging film in the automatic wrapping machine part 2 appropriately to shrink the packaging film. The cold air unpowered support 4 is used for quickly blowing and cooling the products output by the shrinkage furnace part 3. As shown in particular in figure 1.

The conveying and arranging part 1 of the present invention mainly comprises a conveyor belt 11 and a bottle separating plate 12. The conveyor belt 11 is used for conveying the bottles. Above the conveyor belt 11 are arranged several bottle distribution plates 12 for arranging the bottles. The bottle separating plates 12 are arranged at intervals, and a passage for the bottles to pass through is formed between the adjacent bottle separating plates 12. The bottles can be arranged after passing through the bottle separating plate 12. In a specific implementation, the bottle dividing plate 12 is erected on the side plate of the conveyor belt by using a supporting column, and the distance between the bottle dividing plate and the side plate of the conveyor belt is adjustable. The conveyer belt is provided with curb plate or collateral branch frame, sets up the support column on curb plate or collateral branch frame, sets up the crossbeam that spanes on the support column top, divides the bottle board to use the fixed interval that can adjust as required that sets up on the crossbeam of bolt cooperation fastener, has improved adaptability. The spacing adjustment specification of the bottle separating plates ensures that the bottle groups pass through the middle of the conveying belt, the spacing of the bottle separating plates is preferably larger than the maximum diameter of 2mm of the bottles, and the bottle separating plates are adjusted according to actual needs. As shown in particular in fig. 10.

In a specific embodiment, the front end of the bottle dividing plate 12 is preferably uneven, so that the irregular accumulation of bottles at the front end of the bottle dividing plate 12 can be prevented. Further, the multicomponent bottle panel 12 may be oriented in the direction of the conveyor; for example, there are 3 bottle divider plates in the first set, i.e., two channels. The second group has 5 bottle dividing plates, i.e. 4 channels. The third group has 9 component plates, i.e., 8 channels. Through dividing the bottle gradually, can guarantee that final bottle grouping homogeneity is good, and difficult stifled bottle. In a specific implementation, the conveyor belt 11 comprises two sections, and the speeds of the two sections are subjected to stepless speed change speed regulation by speed regulating motors respectively arranged on the two sections so as to adapt to different host packaging speeds. The respective speed is based on the field working state, and the bottle is ensured to be conveyed smoothly without resistance and pressure in the transportation process.

As shown in fig. 2 to 6, the automatic wrapping machine of the present invention mainly includes a push rod assembly, a film picking assembly, a film spreading assembly, a film roll fixing assembly and a film feeding assembly. Wherein, the push rod assembly comprises a plurality of push rods 21 which rotate circularly and can push the bottles arranged in groups to advance. The film picking assembly comprises a plurality of film picking rods 22 which rotate circularly and a film pressing spring piece 23 fixed on a film picking support 214, and is mainly used for covering and wrapping the packaging films on the grouped bottles. The lower end of the outlet end of the push rod conveying assembly is provided with a film conveying assembly used for conveying the packaging film upwards. The film stretching assembly is arranged between the film roll fixing assembly and the film feeding assembly along the moving direction of the film.

The push rod assembly mainly comprises a plurality of push rods 21 which rotate circularly, and specifically, the push rod assembly further comprises a push chain 213 which is used for driving the push rods 21 to rotate circularly. The propelling movement chain 213 sets up two and relative both sides that are located the workstation of host computer frame, and propelling movement chain 213 uses the sprocket drive motion by motor drive, has still set up 4 ~ 5 auxiliary sprocket of group simultaneously and has made the chain can be reciprocating cycle circular motion. The push rods 21 are evenly distributed along the push chain 213. The push rod 2 can push the grouped products forward under the driving of the push chain 213.

The automatic wrapping machine part is also provided with a membrane picking component, a membrane conveying component for supplying materials to the membrane picking component and a membrane roll fixing component, and a membrane tensioning component is arranged between the membrane roll fixing component and the membrane conveying component.

As shown in fig. 4, the film picking assembly comprises a plurality of film picking rods 22 which rotate circularly and a film pressing spring piece 23 fixed on a film picking support 214, the film picking rods 22 pick up the film, and then the film pressing spring piece 23 wraps the product. The specific arrangement structure is that the membrane picking rod 22 of the membrane picking assembly is fixed on the membrane picking chain 215, and the membrane picking rod 22 is provided with a plurality of, usually 3-6. The film picking chain 215 is driven by a motor driving sprocket to rotate. The sprocket setting of membrane chain 215 will be chosen in the drive is in the workstation below, chooses the workstation setting of membrane chain 215 ring parcel membrane district, chooses membrane pole 22 promptly and chooses the membrane action from the downward motion of the platform of parcel membrane district work, then moves once more to the below of parcel membrane district workstation under the drive of choosing membrane chain 215, and the circulation is reciprocal to choose the membrane action. The film pressing spring piece 23 of the membrane picking assembly is suitable for wrapping the picked membrane on a product. The film pressing spring pieces 23 are provided with three groups which are respectively positioned on the membrane picking support 214 and the outlet end of the membrane picking assembly at the inlet end and the middle position of the membrane picking assembly. Preferentially, set up press mold spring piece 23 to circular-arc to choose the length of the press mold spring piece of membrane module entrance point to be less than choosing the length of the press mold spring piece of membrane module exit end, can make the product pass through smoothly under this setting and wrap up in the membrane area and guarantee simultaneously and wrap up in the membrane quality. In addition, the sprocket that the membrane chain 215 was chosen in the area of the drive usually sets up the torque limiter, chooses membrane pole 22 to press behind the product pressure to be greater than the moment of torsion power and can make the torque limiter bounce, at this moment, the chain will stop the transmission, can effectively prevent to damage the product or cause serious personnel to hurt.

The film roll fixing assembly 216 of the present invention is generally configured as an air shaft and fixed to the lower end of the main frame, and a film roll positioning sleeve is disposed on the air shaft, so that the film roll can be conveniently positioned when being installed. The inflatable shaft is a common fixing clamp, can be used for tensioning and fixing the film roll during inflation and loosening the film roll during deflation, and has a brake emergency stop function.

The film feeding assembly 217 comprises a group of front film feeding rubber rollers, a group of rear film feeding rubber rollers and a cutter shaft which are sequentially arranged. The front film feeding rubber rollers and the rear film feeding rubber rollers are driven by a motor to carry out extrusion type film feeding, namely, the films move between the two front film feeding rubber rollers and between the two corresponding rear film feeding rubber rollers and are conveyed forwards under the action of the extrusion force of the rubber rollers. The cutter shaft is arranged between the front film feeding rubber roller and the rear film feeding rubber roller and is used for cutting the film.

The film feeding assembly 217 and the film roll fixing assembly 216 are provided with the film stretching assembly 212 in the invention, which is used for performing certain buffer conveying on the film, and is an intermittent packaging action when the film wrapping is performed. As shown in fig. 5, the stretch film assembly includes a stretch film fixing frame and a fixing roller fixed on the stretch film fixing frame, and a stretch film floating frame and a floating roller fixed on the stretch film floating frame. One end of the film stretching floating frame is hinged to the other end of the film stretching fixed frame through a tension spring, the film stretching fixed frame is in a fixed state, the film stretching floating frame can reciprocate under the action of the tension spring, and specifically moves according to the tension of the film feeding assembly, so that the speed of film feeding is adjusted. The number of the fixed rollers is 2-4, the number of the floating rollers is 2-4, and in a working state, the film is arranged between the fixed rollers and between the floating rollers in a reciprocating surrounding manner. The tensioning function is formed by combining the tension of the tension spring and the gravity of the floating roller.

The film feeding assembly 217, the film roll fixing assembly 216 and the film stretching assembly 212 of the present invention are disclosed in the prior patent of my company, and are not described in detail herein.

The automatic wrapping machine part of the invention also comprises a film splicing component for welding the head and the tail of two rolls of films; the connecting device is used for connecting the head and the tail of two rolls of films, and can connect the two rolls of films when the previous roll of films is used up. The membrane splicing assembly is disposed between the membrane tensioning assembly 212 and the membrane roll holding assembly 216.

As shown in fig. 8, in particular, the film splicing assembly includes a lower knife assembly 25 and an upper knife assembly 24, and a gas spring 26. The upper blade assembly 24 is hingedly mounted at one end of the lower blade assembly 25, and typically a link plate is provided to hingedly connect the lower blade assembly 25 to the upper blade assembly 24. Gas spring 26 is used to drive upper knife assembly 24 to open and close relative to lower knife assembly 25. The fixed part of the gas spring 26 is fixedly connected with the lower knife assembly 25, and the telescopic part of the gas spring 26 is fixedly connected with the upper knife assembly 24. Heating parts capable of generating heat are arranged on the film receiving working surfaces of the upper knife assembly 24 and the lower knife assembly 25, and the head and tail parts of the packaging film are melted by the heating parts and then connected.

The invention provides a bottle pressing assembly for grouping arranged bottles at the inlet end of an automatic wrapping machine. As shown in fig. 3, the bottle pressing assembly includes two opposite upright support plates 27, a cross beam seat 28 fixedly disposed between the upright support plates 27, and a bottle pressing telescopic rod 29 fixedly disposed on the cross beam seat 28. The two upright support plates 27 and the cross beam seat 28 form a support part, and a bottle-pressing telescopic rod 29 is fixedly arranged on the cross beam seat 28, wherein the bottle-pressing telescopic rod 29 is generally a pneumatic cylinder. The telescopic part of the bottle pressing telescopic rod 29 passes through the cross beam seat 28 downwards, and a bottle pressing plate 210 is fixedly arranged at the end part. The bottle platen 210 is driven down into direct contact with the top of the bottle, enabling the bottle to stop moving. The bottle pressing telescopic rod 29 intermittently stretches downwards to group the bottles. The specific schematic diagram is shown in the figure. Furthermore, a guide rod 211 is fixedly arranged on the upper end surface of the bottle pressing plate 210, and the upper part of the guide rod 211 penetrates through the beam seat 28. The guide rod 211 plays a role of limiting and guiding. The bottle separating plate realizes the longitudinal separation of the bottles, and the bottle pressing assembly realizes the transverse separation of the bottles.

The shrinkage furnace comprises a furnace body support, a conveying device arranged on the furnace body support, a shrinkage channel part and a control box. The bottle shrinking device comprises a shrinking channel, a conveying device, a shrinking furnace and a bottle conveying device, wherein the shrinking channel is partially covered above the conveying device, the conveying device enables bottles to sequentially pass through the shrinking channel of the shrinking furnace, and shrinking is achieved in the shrinking channel through heating. The contraction channel part comprises a shell, a heating box arranged on the upper end surface of the shell and an air outlet box communicated with the heating box; the outlet end of the contraction furnace part is provided with a cold air unpowered support 4. The structure of the shrinkage furnace part is disclosed technology and is not described in detail here.

As shown in fig. 9, the cold air unpowered rack includes a cooling rack 41 and a cold air blower 42 disposed on the cooling rack 41, and an air outlet of the cold air blower 42 is disposed obliquely downward. And the cold air blown out by the air cooler rapidly cools the packaged bottles.

In a specific implementation, the feed front end of the conveying arrangement is provided with a space grid chain type conveyor belt adapted to convey liquid-filled bottles.

At the inlet end of the whole machine of the packaging machine, a T900 space grid chain driven by a motor is arranged to convey the bottles, so that the continuous supply of the beverage bottles is ensured.

The general working process of the invention is as follows: the bottles are fed from the conveyor belt, and are divided into a plurality of rows by the bottle dividing plate, and then the bottles in motion are gathered into a preset row by the bottle divider as required to continue the motion as a group. When the bottles enter the film wrapping component conveying belt, the film wrapping device wraps the packaging film on the bottle groups in a certain mode. And then the bottle group wrapped with the film is sent into a thermal shrinkage furnace by a conveyor belt to carry out thermal shrinkage on the packaging film so as to soften (shrink) the shrink film and then stick the shrink film on the beverage bottle, and finally the shrink film is fast and firm by a rear air cooler, so that the whole packaging process is finished.

The invention can effectively and accurately group the bottles, has accurate control, stable operation, strong adaptability and good comprehensive use effect.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. A novel thermal contraction film packagine machine which characterized in that: comprises a conveying arrangement part (1), an automatic wrapping machine part (2), a shrinkage furnace part (3) and a cold air unpowered support (4) which are arranged in sequence; the conveying and arranging part (1) comprises a conveyor belt (11) and a bottle separating plate (12) for arranging bottles; the automatic wrapping machine part comprises a push rod assembly, a membrane picking assembly, a membrane tensioning assembly, a membrane roll fixing assembly and a membrane conveying assembly, a bottle pressing assembly used for grouping the arranged bottles is arranged at the inlet end of the automatic wrapping machine, the push rod assembly comprises a plurality of push rods (21) which rotate circularly, the membrane picking assembly comprises a plurality of membrane picking rods (22) which rotate circularly and a membrane pressing spring piece (23) fixed on a membrane picking support (214), and the lower end of the outlet end of the push rod conveying assembly is provided with the membrane conveying assembly; the film stretching component is arranged between the film roll fixing component and the film feeding component along the moving direction of the film; the shrinkage furnace comprises a furnace body support (211), a conveying device arranged on the furnace body support (211), a shrinkage channel part and a control box, wherein the shrinkage channel part covers the conveying device; the contraction channel part comprises a shell, a heating box (212) arranged on the upper end surface of the shell and an air outlet box (213) communicated with the heating box (212); the outlet end of the contraction furnace part is provided with a cold air unpowered support (4).

2. The novel heat shrinkable film packaging machine of claim 1, wherein: the conveyor belt (11) comprises two sections, and the speeds of the two sections are subjected to stepless speed change speed regulation by speed regulating motors respectively arranged on the two sections; the bottle separating plate (12) is erected on the side plate of the conveyor belt by using a support column, and the distance between the bottle separating plate and the side plate of the conveyor belt is adjustable.

3. The novel heat shrinkable film packaging machine of claim 2, wherein: the front end part of the bottle separating plate (12) is in a ragged shape.

4. A new type of heat shrinkable film packaging machine as claimed in claim 1, wherein: the automatic wrapping machine part also comprises a film splicing assembly for splicing the two rolls of films end to end; the membrane connecting assembly is arranged between the membrane tensioning assembly and the membrane roll fixing assembly.

5. The novel heat shrinkable film packaging machine of claim 4, wherein: the film connecting assembly comprises a lower knife assembly (25), an upper knife assembly (24) and a gas spring (26); the upper cutter component (24) is hinged at one end of the lower cutter component (25); the fixed part of the gas spring (26) is fixedly connected with the lower cutter assembly (25), and the telescopic part of the gas spring (26) is fixedly connected with the upper cutter assembly (24); the film-connecting working surface of the upper knife assembly (24) and the lower knife assembly (25) is provided with a heating part capable of generating heat.

6. The novel heat shrinkable film packaging machine of claim 1, wherein: the bottle pressing component comprises two upright support plates (27) which are oppositely arranged, a cross beam seat (28) which is fixedly arranged between the upright support plates (27) and a bottle pressing telescopic rod (29) which is fixedly arranged on the cross beam seat (28); the telescopic part of the bottle pressing telescopic rod (29) downwards passes through the cross beam seat (28) and is fixedly provided with a bottle pressing plate (210) at the end part.

7. The novel heat shrinkable film packaging machine of claim 6, wherein: the upper end face of the bottle pressing plate (210) is fixedly provided with a guide rod (211), and the upper part of the guide rod (211) penetrates through the cross beam seat (28).

8. The novel heat shrinkable film packaging machine of claim 6, wherein: the push rod assembly further comprises a push chain (213) for driving the push rod (212) to rotate circularly, and the push rod (212) is uniformly distributed along the push chain (213); the push chain (213) is moved using a sprocket driven by a motor.

9. The novel heat shrinkable film packaging machine as claimed in any one of claims 1 to 8, wherein: the front end of the feeding of the conveying arrangement part is provided with a space grid chain type conveyor belt.

10. The novel heat shrinkable film packaging machine as claimed in any one of claims 1 to 8, wherein: the cold air unpowered support comprises a cooling support (41) and an air cooler (42) arranged on the cooling support (41), and an air outlet of the air cooler (42) is obliquely arranged downwards.

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