CN110844214B

CN110844214B - POF thermal contraction film packaging adjustable limiting area preheating cutting mechanism

Info

Publication number: CN110844214B
Application number: CN201911179253.9A
Authority: CN
Inventors: 陈波平
Original assignee: Anhui Province Tianle Plastic Co ltd
Current assignee: ANHUI PROVINCE TIANLE PLASTIC Co.,Ltd.
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-08-11
Anticipated expiration: 2039-11-27
Also published as: CN110844214A

Abstract

The invention discloses a POF thermal shrinkage film packaging adjustable limiting area preheating, cutting and separating mechanism which comprises a packaging machine frame, a heating oven, a feeding conveying frame and a cutting tool frame, wherein the heating oven and the feeding conveying frame are respectively arranged on the left side and the right side of the packaging machine frame, the cutting tool frame is arranged below the outer side of a movable mounting frame, a ventilation interlayer is arranged on the side surface of the cutting tool frame, a movable baffle is arranged on the side wall of the ventilation interlayer, a preheating bin is arranged above the movable mounting frame, a side air port and an air outlet are respectively arranged on the left side and the right side of the preheating bin, a side movable adjusting frame is arranged below the side of the preheating bin, and an air blowing port is arranged on the inner side surface of the cutting tool frame. The preheating, cutting and dividing mechanism for the adjustable limiting area of the POF heat shrinkable film packaging is provided with a preheating bin capable of carrying out preheating and matching treatment, and a ventilation interlayer is matched to synchronously carry out hot air blowing along with cutting of the device, so that the processing speed and the packaging quality of the device are effectively improved.

Description

POF thermal contraction film packaging adjustable limiting area preheating cutting mechanism

Technical Field

The invention relates to the related technical field of packaging equipment, in particular to a preheating, cutting and dividing mechanism for an adjustable limiting area of a POF thermal shrinkage film package.

Background

The heat shrinkable film packaging machine is a common packaging device in the market at present, can tightly wrap the whole packaged product through the heat shrinkage of a POF (oriented polypropylene) heat shrinkable film, namely a biaxially oriented polyolefin shrink film, has high transparency, keeps the product attractive, and has good external sealing, moisture protection and pollution prevention effects, so that the heat shrinkable film packaging machine is widely applied to product packaging in various industries.

When the thermal contraction film packaging machine works, most of the novel edge-sealed thermal contraction film packaging machines like the novel edge-sealed thermal contraction film packaging machine with the Chinese patent publication No. CN106742365A cut a film material by a movable frame driving a similar cutter structure, and then directly carry out thermal contraction treatment by a heating oven at the rear end, but because the thermal contraction requires a certain time, the moving speed of the product in the heating oven is relatively slow, the whole mechanical working speed is limited by a certain amount in the using process, synchronous speed reduction work is required, the packaging speed of the device is influenced, meanwhile, a fixed cutting mechanism is not convenient to flexibly adjust, the multi-section heating mode is provided for the segmented heating type thermal contraction film packaging machine with the Chinese patent publication No. CN203921354U to improve the heating speed, but the multi-end heating of the device structure is not well integrated with the existing working flows of cutting and the like, when the film is supplied and cut, the film material is easy to be curled and deformed, and the quality of the final packaging finished product is influenced.

Aiming at the problems, the POF heat shrinkable film packaging machine is innovatively designed on the basis of the original POF heat shrinkable film packaging machine.

Disclosure of Invention

The invention aims to provide a preheating, cutting and dividing mechanism for an adjustable limiting area of a POF (polyester pre-oriented film) heat shrinkable film package, which aims to solve the problems that the heating working efficiency of a heat shrinkable film package machine is low, a cutting mechanism is inconvenient to adjust, and a film material is easy to deform during film cutting to influence the package quality in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a preheating, cutting and dividing mechanism for an adjustable limiting area of POF heat shrinkable film packaging comprises a packaging machine frame, a heating oven, a feeding conveying frame and a cutting tool frame, wherein the heating oven and the feeding conveying frame are respectively arranged on the left side and the right side of the packaging machine frame, a movable mounting frame is arranged above the middle of the packaging machine frame, a movable shaft is connected below the left side of the movable mounting frame, an electric telescopic rod is arranged below the right side of the movable mounting frame, a cutting tool rest is arranged below the outer side of the movable mounting frame, a ventilation interlayer is arranged on the side surface of the cutting tool frame, a movable baffle is arranged on the side wall of the ventilation interlayer, a movable through groove is formed in the middle of the movable baffle, a movable lug is arranged at the lower end of the side of the movable baffle, a supporting spring is connected at the upper end of the side of, and preheat the outside in storehouse and install the air-blower to the inside evenly distributed in preheating the storehouse has heating coil, side wind gap and air outlet have been seted up respectively to preheating the left and right sides in storehouse, and the side below in preheating the storehouse is provided with side activity alignment jig, the top of side activity alignment jig is run through and is provided with the support sliding beam, and the side top of side activity alignment jig is provided with the regulation sliding seat, the middle part of adjusting the sliding seat is run through and is provided with adjusting screw, and adjusting screw's outer end is provided with the regulation and revolves the handle to the outside of adjusting the handle is connected with the locating pin, movable spout has been seted up to the top of cutting knife rest, and the side laminating of movable spout is provided with the laminating sealed pad to the blast orifice has been seted up.

Preferably, constitute revolution mechanic through the loose axle between movable mounting frame's the left side lower extreme and the packagine machine frame, and through electric telescopic handle interconnect between movable mounting frame's the right lower extreme and the packagine machine frame to electric telescopic handle's upper and lower both ends constitute hinged joint with movable mounting frame and packagine machine frame respectively.

Preferably, the movable baffle forms a sliding structure on the inner side of the ventilation interlayer, the side surface of the movable baffle is attached to the side wall of the ventilation interlayer, and the movable baffle is provided with a movable through groove on the outer side of the air outlet.

Preferably, the movable lug and the movable baffle are of an integrated structure, the movable lug is positioned on the outer side of the cutting knife rest, and the upper end of the movable baffle and the cutting knife rest are connected with each other through a supporting spring.

Preferably, the preheating bin is of a hollow structure, a side air port is formed between the left end of the preheating bin and the feeding port of the heating oven, and the right end of the preheating bin and the movable baffle are attached to each other through the air port.

Preferably, the side movable adjusting frame comprises a side adjusting tool rest and a side baffle, and the side movable adjusting frame is symmetrically distributed at the side ends of the supporting sliding beam and the cutting tool rest.

Preferably, the central axis of the side adjusting tool rest is perpendicular to the central axis of the cutting tool rest, and the side adjusting tool rest forms a sliding structure at the lower end of the supporting sliding beam.

Preferably, the side baffle is located the inboard of cutting knife rest, and the lateral wall and the ventilation intermediate layer of side baffle laminate each other to bolted connection has the regulation sliding seat between the upper end of side baffle and the adjusting screw.

Preferably, the middle part of the adjusting movable seat is in threaded connection with the adjusting screw rod, and the thread directions of the head end and the tail end of the adjusting screw rod are opposite.

Preferably, the movable sliding groove and the adjusting movable seat are mutually attached through the attaching sealing gasket, and the adjusting movable seat forms a sliding structure on the inner side of the movable sliding groove.

Compared with the prior art, the invention has the beneficial effects that: the POF heat shrinkable film packaging adjustable limiting area preheating, cutting and dividing mechanism,

1. the preheating bin capable of performing preheating matching treatment is arranged, hot air flow at the preheating heating position and the ventilating interlayer in the preheating bin is blown out in a matching mode in the using process of the device, time consumed by a heat shrinkage flow in the heating oven can be shortened in thermoplastic packaging, heating for a long time in the heating oven is not needed, and therefore the device can be adjusted and adapted to faster mechanical operation speed, the fact that the thermoplastic film is not completely shrunk is not needed to be worried, and the packaging speed of a product is further improved;

2. the device is provided with the ventilation interlayer which synchronously blows hot air flow along with cutting of the device, and when the device is used, the movable structure of the movable baffle and the movable lug is matched, so that the movable baffle can be extruded and pushed while the movable mounting frame is movably cut down, the movable through groove is aligned with the air outlet, the hot air flow can be conveniently and synchronously blown out during cutting, the hot air flow can be conveniently preheated, meanwhile, the film material is blown flat through the air flow, certain arrangement is simultaneously carried out, and the regular packaging of irregular packaged products is facilitated by matching with the reheating shrinkage of the heating oven;

3. be provided with the side adjustable shelf that can carry out regional spacing adjustment, in the use of device, cooperation adjusting screw's lead screw transmission, the both ends side adjustable shelf that can be convenient for carries out holistic synchronous activity adjustment, the regulation of side adjustment knife rest can adapt to different width that cuts, need not to carry out the dismouting to frame and overall structure and reset, drive the side shield simultaneously and adjust in the intermediate layer that ventilates, be convenient for keep the suitable ventilation hole size of tuyere, improve the use flexibility of device.

Drawings

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

FIG. 2 is a front cross-sectional structural schematic view of the flexible mount of the present invention;

FIG. 3 is an enlarged view of a portion a of FIG. 2 according to the present invention;

FIG. 4 is a schematic cross-sectional view of a cutting tool holder according to the present invention;

FIG. 5 is a schematic bottom view of the flexible mount of the present invention;

FIG. 6 is a schematic cross-sectional view of a preheating chamber according to the present invention.

In the figure: 1. a packaging machine frame; 2. heating the oven; 3. a feeding and conveying frame; 4. a movable mounting frame; 5. a movable shaft; 6. an electric telescopic rod; 7. cutting the cutter frame; 8. a ventilation interlayer; 9. a movable baffle; 10. a movable through groove; 11. a movable projection; 12. a support spring; 13. preheating a bin; 14. a blower; 15. a heating coil; 16. a side tuyere; 17. an air outlet; 18. a side movable adjusting frame; 181. a side adjustment tool rest; 182. a side dam; 19. supporting the sliding beam; 20. adjusting the movable seat; 21. adjusting the screw rod; 22. adjusting the rotary handle; 23. positioning pins; 25. attaching a sealing gasket; 26. a tuyere.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.

Referring to fig. 1-6, the present invention provides a technical solution: a POF thermal contraction film packaging adjustable limiting area preheating cutting and dividing mechanism comprises a packaging machine frame 1, a heating oven 2, a feeding conveying frame 3, a movable mounting frame 4, a movable shaft 5, an electric telescopic rod 6, a cutting knife rest 7, a ventilation interlayer 8, a movable baffle plate 9, a movable through groove 10, a movable lug 11, a supporting spring 12, a preheating bin 13, an air blower 14, a heating coil 15, a side air port 16, an air outlet 17, a side movable adjusting frame 18, a supporting sliding beam 19, an adjusting movable seat 20, an adjusting screw rod 21, an adjusting rotary handle 22, a positioning pin 23, a movable sliding groove, a joint sealing gasket 25 and an air blowing port 26, wherein the heating oven 2 and the feeding conveying frame 3 are respectively arranged on the left side and the right side of the packaging machine frame 1, the movable mounting frame 4 is arranged above the middle of the packaging machine frame 1, the movable shaft 5 is connected below the left side of the movable mounting frame 4, and the electric telescopic, a cutting knife rest 7 is arranged below the outer side of the movable mounting frame 4, a ventilation interlayer 8 is arranged on the side surface of the cutting knife rest 7, a movable baffle plate 9 is arranged on the side wall of the ventilation interlayer 8, a movable through groove 10 is arranged in the middle of the movable baffle plate 9, a movable lug 11 is arranged at the lower end of the side of the movable baffle plate 9, a supporting spring 12 is connected with the upper end of the side of the movable baffle plate 9, a preheating bin 13 is arranged above the movable mounting frame 4, an air blower 14 is arranged on the outer side of the preheating bin 13, heating coils 15 are uniformly distributed in the preheating bin 13, a side air inlet 16 and an air outlet 17 are respectively arranged at the left side and the right side of the preheating bin 13, a side movable adjusting frame 18 is arranged below the side of the preheating bin 13, a supporting sliding beam 19 is arranged above the side movable adjusting frame 18 in a penetrating manner, the middle part of adjusting sliding seat 20 runs through and is provided with adjusting screw 21, and adjusting screw 21's outer end is provided with adjusts swing handle 22 to the outside of adjusting swing handle 22 is connected with locating pin 23, and the movable spout has been seted up to the top of cutting knife rest 7, and the side laminating of movable spout is provided with laminating sealed pad 25, and the tuyere 26 has been seted up to the inboard surface of cutting knife rest 7.

The rotating structure is formed between the lower end of the left side of the movable mounting frame 4 and the packaging machine frame 1 through the movable shaft 5, the lower end of the right side of the movable mounting frame 4 is connected with the packaging machine frame 1 through the electric telescopic rod 6, the upper end and the lower end of the electric telescopic rod 6 are respectively hinged with the movable mounting frame 4 and the packaging machine frame 1, and the movable cutting of the whole movable mounting frame 4 is facilitated.

The movable baffle 9 forms a sliding structure on the inner side of the ventilation interlayer 8, the side surface of the movable baffle 9 is attached to the side wall of the ventilation interlayer 8, and the movable baffle 9 is provided with a movable through groove 10 on the outer side of the air outlet 17, so that the ventilation of the ventilation interlayer 8 is conveniently movably isolated through the movable baffle 9.

Movable bump 11 and adjustable fender 9 are the integral structure, and movable bump 11 is located the outside of cutting knife rest 7 to movable fender 9's upper end and cut through supporting spring 12 interconnect between the knife rest 7, conveniently go out movable bump 11 and carry out the air current circulation blast air simultaneously when cutting knife rest 7 and push down and cut.

Preheating the inside of storehouse 13 and being hollow structure in advance, and having seted up side wind gap 16 between the left end of preheating storehouse 13 and the feed inlet of heating oven 2 to laminating each other through air outlet 17 between the right-hand member of preheating storehouse 13 and adjustable fender 9, the blast air of convenient device preheats.

The side movable adjusting frame 18 comprises a side adjusting tool rest 181 and a side baffle 182, and the side movable adjusting frame 18 is symmetrically distributed at the side ends of the supporting sliding beam 19 and the cutting tool rest 7, so that the cutting areas at two sides can be conveniently adjusted and used.

The central axis of the side adjusting tool rest 181 is perpendicular to the central axis of the cutting tool rest 7, and the side adjusting tool rest 181 forms a sliding structure at the lower end of the supporting sliding beam 19, so that the side edge is limited and cut by the device conveniently.

The side baffle 182 is positioned at the inner side of the cutting knife rest 7, the side wall of the side baffle 182 is attached to the ventilation interlayer 8, and the adjusting movable seat 20 is connected between the upper end of the side baffle 182 and the adjusting screw rod 21 through bolts, so that the ventilation area at the inner side of the side baffle 182 can be synchronously adjusted when the side adjusting knife rest 181 is adjusted.

The middle part of the adjusting movable seat 20 is in threaded connection with the adjusting screw rod 21, and the thread directions of the head end and the tail end of the adjusting screw rod 21 are opposite, so that the screw rod adjustment is conveniently carried out on the side edge area of the device.

The movable sliding groove and the adjustable movable seat 20 are mutually attached through the attaching sealing gasket 25, and the adjustable movable seat 20 forms a sliding structure on the inner side of the movable sliding groove, so that the good sealing effect of the side edge of the ventilation interlayer 8 is kept while the movable adjustment of the adjustable movable seat 20 is facilitated.

The working principle is as follows: when the POF heat shrinkable film packaging adjustable limiting area preheating cutting mechanism is used, the cutting mechanism can be used in cooperation with an existing heating oven 2 and a feeding conveying frame 3 according to the graph shown in fig. 1 and fig. 2, in the using process of the device, an article to be packaged can be conveyed to the position of a movable mounting frame 4 of the cutting mechanism in fig. 1 through the feeding conveying frame 3, then an electric telescopic rod 6 is contracted to drive the movable mounting frame 4 to integrally rotate around a movable shaft 5, and a film material is attached to the movable mounting frame for normal cutting;

in the movable cutting process of the device, as shown in fig. 1-4 and fig. 6, the blower 14 and the heating coil 15 are kept working, so as to drive hot air to blow out from the side air port 16 and the air outlet 17, the hot air at the side air port 16 is directly remained towards the heating oven 2, the air outlet 17 is kept closed before the lamination and cutting are carried out, when the movable mounting frame 4 is integrally pressed down and cut, the movable lug 11 at the lower end of the movable baffle 9 in fig. 4 is extruded, the supporting spring 12 is compressed, the movable baffle 9 is driven to integrally move upwards, the movable through groove 10 is aligned with the air outlet 17, so that an air flow passage is formed inside the ventilation interlayer 8, the hot air is convenient to synchronously blow out when the hot air is cut by the cutting knife rest 7 and the side adjusting knife rest 181, the preheating and preliminary shrinkage are convenient, and wrinkles are reduced by air flow flattening, then, the heating oven 2 can be quickly used for secondary heating shrinkage, so that the integral quick flat package is kept;

in the using process of the device, as shown in fig. 2-5, when the device is required to be used for packaging articles with different specifications, in addition to adjusting the cutting interval, the side movable adjusting frames 18 at the sides can be movably limited and adjusted, after the connection limit of the positioning pin 23 in fig. 4 is removed, the adjusting screw 21 is rotated by rotating the adjusting rotary handle 22, the adjusting movable seats 20 at the two sides are simultaneously driven to be synchronously adjusted by the reverse threads at the two ends of the adjusting screw 21, so that the side movable adjusting frames 18 at the two sides are synchronously close to or far away, wherein the side adjusting knife frame 181 can stably slide under the connection support of the supporting beam 19, the side baffle 182 can also movably adjust in the ventilation interlayer 8, certain sealing is carried out on the two sides of the ventilation interlayer 8, and good sealing effect can be kept by the joint sealing gasket 25 when the upper end adjusting movable seat 20 slides in the movable sliding chute, therefore, when the side movable adjusting frame 18 is movably adjusted, the ventilation areas of the ventilation interlayer 8 and the blast port 26 are synchronously adjusted, the packaging machine is suitable for different specifications of packaged products, the side adjusting knife rest 181 on the outer side can also accurately cut two sides of the packaged products, the packaging quality of the products is improved, and the working principle of the POF heat shrinkable film packaging adjustable limiting area preheating, cutting and dividing mechanism belongs to the prior art which is known by professionals in the field.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an adjustable spacing region of POF thermal contraction membrane packing preheats cuts apart mechanism, includes packagine machine frame (1), heating oven (2), material loading carriage (3) and cuts knife rest (7), its characterized in that: the packaging machine is characterized in that a heating oven (2) and a feeding conveying frame (3) are respectively arranged on the left side and the right side of a packaging machine frame (1), a movable mounting frame (4) is arranged above the middle of the packaging machine frame (1), a movable shaft (5) is connected below the left side of the movable mounting frame (4), an electric telescopic rod (6) is installed below the right side of the movable mounting frame (4), a cutting knife rest (7) is arranged below the outer side of the movable mounting frame (4), a ventilation interlayer (8) is arranged on the side face of the cutting knife rest (7), a movable baffle (9) is arranged on the side wall of the ventilation interlayer (8), a movable through groove (10) is formed in the middle of the movable baffle (9), a movable lug (11) is arranged at the lower end of the side of the movable baffle (9), a supporting spring (12) is connected to the upper end of the side of the movable baffle (9), a preheating bin, an air blower (14) is installed on the outer side of the preheating bin (13), heating coils (15) are uniformly distributed in the preheating bin (13), a side air inlet (16) and an air outlet (17) are respectively formed in the left side and the right side of the preheating bin (13), a side movable adjusting frame (18) is arranged below the side of the preheating bin (13), a supporting sliding beam (19) is arranged above the side movable adjusting frame (18) in a penetrating mode, an adjusting movable seat (20) is arranged above the side movable adjusting frame (18), an adjusting screw rod (21) is arranged in the middle of the adjusting movable seat (20) in a penetrating mode, an adjusting rotary handle (22) is arranged at the outer end of the adjusting screw rod (21), a positioning pin (23) is connected to the outer side of the adjusting rotary handle (22), a movable sliding chute is formed above the cutting knife rest (7), and a sealing gasket (25) is arranged on the side edge of the movable sliding chute, and the inner side surface of the cutting knife rest (7) is provided with a blast opening (26).

2. The POF heat shrinkable film packaging adjustable limiting area preheating, cutting and separating mechanism as claimed in claim 1, wherein: constitute revolution mechanic through loose axle (5) between the left side lower extreme of movable mounting bracket (4) and packagine machine frame (1), and through electric telescopic handle (6) interconnect between the right lower extreme of movable mounting bracket (4) and packagine machine frame (1) to electric telescopic handle (6) upper and lower both ends constitute hinged joint with movable mounting bracket (4) and packagine machine frame (1) respectively.

3. The POF heat shrinkable film packaging adjustable limiting area preheating, cutting and separating mechanism as claimed in claim 1, wherein: the movable baffle (9) forms a sliding structure on the inner side of the ventilation interlayer (8), the side surface of the movable baffle (9) is attached to the side wall of the ventilation interlayer (8), and a movable through groove (10) is formed in the outer side of the air outlet (17) of the movable baffle (9).

4. The POF heat shrinkable film packaging adjustable limiting area preheating, cutting and separating mechanism as claimed in claim 1, wherein: the movable lug (11) and the movable baffle (9) are of an integrated structure, the movable lug (11) is positioned on the outer side of the cutting knife rest (7), and the upper end of the movable baffle (9) is connected with the cutting knife rest (7) through a supporting spring (12).

5. The POF heat shrinkable film packaging adjustable limiting area preheating, cutting and separating mechanism as claimed in claim 1, wherein: the interior of the preheating bin (13) is of a hollow structure, a side air port (16) is formed between the left end of the preheating bin (13) and the feed inlet of the heating oven (2), and the right end of the preheating bin (13) and the movable baffle (9) are mutually attached through an air outlet (17).

6. The POF heat shrinkable film packaging adjustable limiting area preheating, cutting and separating mechanism as claimed in claim 1, wherein: the side movable adjusting frame (18) comprises a side adjusting tool rest (181) and a side baffle (182).

7. The POF heat shrinkable film packaging adjustable limiting area preheating, cutting and separating mechanism as claimed in claim 6, wherein: the longitudinal central axis of the side adjusting tool rest (181) is perpendicular to the transverse central axis of the cutting tool rest (7), and the side adjusting tool rest (181) forms a sliding structure at the lower end of the supporting sliding beam (19).

8. The POF heat shrinkable film packaging adjustable limiting area preheating, cutting and separating mechanism as claimed in claim 6, wherein: the side baffle (182) is positioned on the inner side of the cutting knife rest (7), the side wall of the side baffle (182) is mutually attached to the ventilation interlayer (8), and an adjusting movable seat (20) is connected between the upper end of the side baffle (182) and the adjusting screw rod (21) through bolts.

9. The POF heat shrinkable film packaging adjustable limiting area preheating, cutting and separating mechanism as claimed in claim 1, wherein: the middle part of the adjusting movable seat (20) is in threaded connection with the adjusting screw rod (21), and the thread directions of the head end and the tail end of the adjusting screw rod (21) are opposite.

10. The POF heat shrinkable film packaging adjustable limiting area preheating, cutting and separating mechanism as claimed in claim 1, wherein: the movable sliding groove and the adjusting movable seat (20) are mutually attached through an attaching sealing gasket (25), and the adjusting movable seat (20) forms a sliding structure on the inner side of the movable sliding groove.