阅读说明：本技术 冰箱透明包装套袋收底方法 (Bottom-closing method for transparent packaging bag of refrigerator ) 是由 汪锋 程芳园 刘虹雨 于 2019-11-22 设计创作，主要内容包括：本发明公开了冰箱透明包装套袋收底方法,首先利用吸气装置从置于收底工作区内已经套袋后的冰箱底部将包装膜袋口部段吸附并紧贴于冰箱底部；然后利用热风装置对吸附于冰箱底部的包装膜袋口部段进行加热,使包装膜袋口部段受热收缩并包裹住冰箱底部边沿,实现包装膜袋收底；本发明冰箱透明包装套袋收底方法,能够快速的实现将包装膜袋的底部口部段收紧并包裹住冰箱底部边沿位置,在冰箱的销售、运输和储藏中包装膜袋不会发生移动、滑动或破裂的问题。(The invention discloses a bottom closing method for a transparent packaging bag of a refrigerator, which comprises the following steps of firstly, adsorbing and clinging an opening section of a packaging film bag to the bottom of the refrigerator from the bottom of the refrigerator which is arranged in a bottom closing working area and is sleeved with a bag by using an air suction device; then, the hot air device is used for heating the opening section of the packaging film bag attached to the bottom of the refrigerator, so that the opening section of the packaging film bag is heated to shrink and wraps the edge of the bottom of the refrigerator, and bottom absorption of the packaging film bag is realized; the bottom closing method of the transparent packaging bag of the refrigerator can quickly realize the tightening of the bottom opening section of the packaging film bag and the wrapping of the bottom edge position of the refrigerator, and the packaging film bag can not move, slide or crack in the selling, transportation and storage of the refrigerator.)

1. A bottom closing method of a transparent packaging bag of a refrigerator is characterized in that,

s1, absorbing and clinging the mouth section of the packaging film bag to the bottom of the refrigerator from the bottom of the refrigerator which is arranged in the bottom-closing working area and is sleeved with the bag by using an air suction device;

s2, heating the opening section of the packaging film bag attached to the bottom of the refrigerator by using a hot air device, so that the opening section of the packaging film bag is heated to shrink and wraps the edge of the bottom of the refrigerator, and bottom absorption of the packaging film bag is realized.

2. The bottom closing method for the transparent packaging bag of the refrigerator as claimed in claim 1, further comprising the steps of feeding, bagging, jacking, smoothing out the bag before the step of S1 and discharging after the step of S2;

the feeding step and the discharging step are both conveyed by two conveying chains which are arranged at the bottom of the refrigerator and are oppositely arranged;

the step of bagging is that the bag is bagged from the top of the refrigerator to the bottom, and the length of the packaging film bag is 15-20 cm greater than the height of the refrigerator;

the jacking step is that the refrigerator after being sleeved with the bags is jacked from the bottom of the refrigerator by utilizing a jacking device arranged between the two conveying chains;

the bag smoothing step is to smooth out a packaging film bag sleeved on the refrigerator from the top edge to the bottom edge of the side surface of the refrigerator by utilizing bag smoothing devices arranged on two sides of the refrigerator.

3. The bottom closing method of the refrigerator transparent packaging bag according to claim 2, wherein the jacking device comprises a jacking plate with an area smaller than that of the bottom surface of the refrigerator, a packaging film bag wrapping area is formed from the outer side edge of the jacking plate to the outer edge area of the bottom of the refrigerator, and a jacking mechanism is connected to the bottom of the jacking plate.

4. The bottom-drawing method for the transparent packaging bag of the refrigerator as claimed in claim 3, wherein the air suction device comprises a rectangular air suction frame and an air suction mechanism connected to the rear portion of the air suction frame, the air suction frame is slightly larger than the outer dimension of the lifting plate and is arranged between the two conveying chains and the lifting plate, and the position of the upper surface of the air suction frame is lower than the positions of the two conveying chains.

5. The bottom closing method of the refrigerator transparent packaging bag according to claim 3, wherein the hot air device comprises a rectangular hot air frame and a hot air mechanism connected to the rear portion of the hot air frame, the area of the hot air frame is larger than the bottom area of the refrigerator, and the position of the hot air frame is slightly lower than the height of the bottom surface of the refrigerator after the refrigerator is lifted.

6. The bottom withdrawing method of the refrigerator transparent packaging bag covering according to claim 2, wherein the bag smoothing device comprises two bag smoothing plates respectively arranged on the outer sides of a symmetrical surface of the refrigerator, the rear parts of the bag smoothing plates are connected with a telescopic mechanism, and the telescopic mechanism is connected with a lifting mechanism.

Technical Field

The invention belongs to the field of transparent packaging of refrigerators, and particularly relates to a bottom closing method of a transparent packaging bag of a refrigerator.

Background

The refrigerator is a refrigerating device for keeping constant low temperature, and is a civil product for keeping food or other articles in a constant low-temperature cold state. The cabinet or the box is provided with a compressor, an ice maker for freezing and a storage box with a refrigerating device. After the refrigerator assembly line is completed, the refrigerator needs to be packaged. Packaging is one of the essential important links for sale, transportation and storage. The refrigerator packing is to avoid on the one hand to bump, collide with or wear and tear in the transportation, influence the refrigerator outward appearance and even damage the refrigerator, and on the other hand is for preventing dust.

The prior refrigerator is mostly packaged by adopting a corrugated case, and the appearance of the refrigerator in the packaging box cannot be visually observed in the packaging mode and is gradually replaced by transparent packaging.

The transparent package is that the package film bag is completely covered on the surface of the refrigerator, then the package film bag is heated to be softened and contracted, and then the package film is tightly attached to the wall of the refrigerator after being cooled. In the conventional packaging film wrapping device, the excessive part of the lower part of the packaging film after being packaged cannot be attached to the refrigerator, so that the attractiveness of product packaging is ensured, the bottom of the container (the packaging film is attached to the edge of the bottom of the refrigerator) needs to be checked manually, time and labor are wasted, the packaging efficiency is reduced, and the problem needs to be solved by updating the design.

Disclosure of Invention

The invention aims to provide a bottom closing method of a transparent packaging bag of a refrigerator, which can quickly tighten the bottom opening section of a packaging film bag and wrap the edge of the bottom of the refrigerator, and can prevent the packaging film bag from moving, sliding or cracking in the process of selling, transporting and storing the refrigerator.

The technical scheme of the invention is that the bottom closing method of the transparent packaging bag of the refrigerator comprises the following steps:

s1, absorbing and clinging the mouth section of the packaging film bag to the bottom of the refrigerator from the bottom of the refrigerator which is arranged in the bottom-closing working area and is sleeved with the bag by using an air suction device;

s2, heating the opening section of the packaging film bag attached to the bottom of the refrigerator by using a hot air device, so that the opening section of the packaging film bag is heated to shrink and wraps the edge of the bottom of the refrigerator, and bottom absorption of the packaging film bag is realized.

Preferably, the bottom closing method of the transparent packaging bag of the refrigerator further comprises the steps of feeding, bagging, jacking and smoothing the bag before the step of S1 and the step of discharging after the step of S2;

the feeding step and the discharging step are both conveyed by two conveying chains which are arranged at the bottom of the refrigerator and are oppositely arranged;

the step of bagging is that the bag is bagged from the top of the refrigerator to the bottom, and the length of the packaging film bag is 15-20 cm greater than the height of the refrigerator;

the jacking step is that the refrigerator after being sleeved with the bags is jacked from the bottom of the refrigerator by utilizing a jacking device arranged between the two conveying chains;

the bag smoothing step is to smooth out a packaging film bag sleeved on the refrigerator from the top edge to the bottom edge of the side surface of the refrigerator by utilizing bag smoothing devices arranged on two sides of the refrigerator.

Preferably, the jacking device comprises a jacking plate with the area smaller than the bottom surface of the refrigerator, a packaging film bag wrapping area is formed from the outer side edge of the jacking plate to the outer edge area of the bottom of the refrigerator, and the bottom of the jacking plate is connected with a jacking mechanism.

Preferably, the air suction device comprises a rectangular air suction frame and an air suction mechanism connected to the rear portion of the air suction frame, the air suction frame is slightly larger than the outer size of the jacking plate and is arranged between the two conveying chains and the jacking plate, and the upper surface of the air suction frame is lower than the two conveying chains.

Preferably, the hot air device comprises a rectangular hot air frame and a hot air mechanism connected to the rear portion of the hot air frame, the hot air frame is larger than the area of the bottom of the refrigerator, and the position of the hot air frame is slightly lower than the height of the bottom of the refrigerator after the refrigerator is lifted.

Preferably, the bag smoothing device comprises two bag smoothing plates respectively arranged on the outer sides of symmetrical surfaces of the refrigerator, the rear parts of the bag smoothing plates are connected with a telescopic mechanism, and the telescopic mechanism is connected with a lifting mechanism.

The refrigerator transparent packaging bagging bottom-closing method of the technical scheme of the invention has the beneficial effects that: utilize getter device and hot-blast apparatus to realize the automation of refrigerator bottom and receive the end, easy operation is quick, can effectually guarantee that the packaging film bag hugs closely the refrigerator bottom, accomplishes subsequent oven toasting back at the membrane bag, and the packaging film bag can tightly wrap up and live the refrigerator, and empty package can not appear between refrigerator and packaging film bag, and the packaging film bag can not take place to slide and the problem of breaking in the transportation of refrigerator, storage and sale. The method and the used equipment structure can be suitable for the bottom closing of refrigerators with different models and shapes.

Drawings

FIG. 1 is a flow chart of a bottom-closing method of the refrigerator transparent packaging bag according to the technical scheme of the invention,

FIG. 2 is a schematic view showing the structure of the apparatus used in the bottom-closing method of the transparent packaging bag of the refrigerator, in which the refrigerator is lifted up, the refrigerator is positioned on the conveying chain,

FIG. 3 is a schematic diagram of the equipment used in the bottom-closing method of the transparent packaging bag of the refrigerator in a jacking state,

FIG. 4 is a partially enlarged view of the equipment used in the bottom closing method of the transparent packaging bag of the refrigerator,

FIG. 5 is a schematic view showing the positions of a suction device and a hot air device of the equipment used in the bottom closing method of the transparent packaging bag of the refrigerator,

FIG. 6 is a schematic view of a suction device of an apparatus for a bottom-closing method of a transparent packaging bag of a refrigerator,

FIG. 7 is another view of the air suction device and the hot air device of the equipment used in the bottom closing method of the transparent packaging bag of the refrigerator.

Detailed Description

In order to facilitate the understanding of the technical solutions of the present invention for those skilled in the art, the technical solutions of the present invention will be further described with reference to the drawings attached to the specification.

As shown in fig. 1 and 2, the bottom closing method of the refrigerator transparent packaging bag according to the technical scheme of the invention comprises the following steps:

m1, feeding the refrigerator to be packaged, and conveying the refrigerator to be packaged into the bagging and bottom-collecting working area 2 by adopting two conveying chains 4 which are arranged at the bottom of the refrigerator 1 and are oppositely arranged.

M2, bagging the refrigerator 1 in the working area 2, and downwards bagging a packaging film bag from the top of the refrigerator 1 by utilizing any bagging device capable of realizing the bagging function in the prior art, wherein the length of the packaging film bag is larger than the height of the refrigerator by 15-20 cm.

M3, jacking the refrigerator after bagging, wherein the jacking is realized by jacking the refrigerator after bagging through the bottom of the refrigerator 1 by utilizing a jacking device 5 arranged between two conveying chains 4, and the jacking is realized by jacking the bottom of the refrigerator to separate from the two conveying chains 4 and locating the refrigerator at a certain distance above the two conveying chains 4, so that a packaging film bag can be automatically folded towards the bottom of the refrigerator 1 under the action of an air suction device 7 and is tightly attached to the bottom of the refrigerator.

M4, smoothing out the lifted refrigerator, wherein the smoothing out bag is a packaging film bag which is sleeved on the refrigerator 1 from the top edge to the bottom edge of the side surface of the refrigerator 1 by utilizing the smoothing out bag devices 3 arranged on the two sides of the refrigerator 1.

M5, sucking air to the bottom of the refrigerator to enable the opening section of the packaging film bag to be clung to the bottom of the refrigerator, specifically, sucking the opening section of the packaging film bag to be clung to the bottom of the refrigerator 1 from the bottom of the refrigerator 1 which is arranged in the bottom closing working area 2 and is sleeved with the bag by using the air sucking device 7.

M6, the packaging film bag mouth section of refrigerator bottom is heated and is contracted, realizes receiving the end, utilizes hot air device 6 to heat the packaging film bag mouth section that adsorbs to refrigerator 1 bottom, makes packaging film bag mouth section be heated and contracts and wraps up refrigerator 1 bottom border, realizes that the packaging film bag receives the end.

As shown in fig. 1, 2 and 3, the jacking device 5 in the technical solution of the present invention includes a jacking plate 51 having an area smaller than the bottom surface of the refrigerator 1 and a jacking mechanism 52 detachably connected to the bottom of the jacking plate 51. The region from the outer side edge of the jacking plate 51 to the outer edge of the bottom of the refrigerator is a packaging film bag wrapping region, and the opening section of the packaging film bag is absorbed in the region and is shrunk and wrapped in the region after being heated. So that the packaging film pouch does not interfere with the lift plate 51 at the bottom of the refrigerator.

As shown in fig. 5 and 6, the air suction device 7 according to the present invention includes a rectangular air suction frame 71 and an air suction mechanism 72 connected to a rear portion of the air suction frame 71. The suction frame 71 is slightly larger than the outer dimension of the lifting plate 51 and is arranged between the two conveying chains 4 and the lifting plate 51, and the upper surface of the suction frame 71 is lower than the two conveying chains 4. The air suction port of the air suction frame 71 is over against the contact position of the jacking plate 51 and the bottom of the refrigerator, so that air between the packaging film bag and the bottom of the refrigerator is pumped out, the packaging film bag can be folded towards the bottom of the refrigerator and flatly attached to the bottom of the refrigerator, and preparation is provided for the subsequent packaging film bag to shrink and retract the bottom after being heated.

As shown in fig. 4, 5 and 7, the hot air device 6 according to the present invention includes a rectangular hot air frame 61 and a hot air mechanism 62 connected to a rear portion of the hot air frame 61. The hot air frame 61 is larger than the bottom area of the refrigerator 1, and the position of the hot air frame 61 is slightly lower than the height of the bottom surface of the refrigerator after the refrigerator 1 is jacked. The air outlet of the hot air frame 61 faces the edge position of the bottom of the refrigerator, the hot air mechanism 62 blows hot air to the edge position of the refrigerator through the hot air frame 61, and the hot air enables the mouth section of the packaging film bag at the bottom of the refrigerator to be heated and shrunk and wraps the edge position of the bottom of the refrigerator.

As shown in fig. 4, the bag smoothing device 3 in the technical scheme of the invention comprises two bag smoothing plates 31 respectively arranged at the outer sides of symmetrical surfaces of a refrigerator, wherein the rear parts of the bag smoothing plates 31 are connected with a telescopic mechanism 32, and the telescopic mechanism 32 is connected with a lifting mechanism 33. The telescopic mechanism 32 and the lifting mechanism 33 are any devices or mechanism structures capable of realizing telescopic and telescopic functions in the prior art, such as a cylinder, an oil cylinder and the like.

Technical solution of the invention is described above with reference to the accompanying drawings, it is obvious that the specific implementation of the invention is not limited by the above-mentioned manner, and it is within the scope of the invention to adopt various insubstantial modifications of the inventive method concept and technical solution, or to apply the inventive concept and technical solution to other occasions without modification.