阅读说明：本技术 真空包装机 (Vacuum packaging machine ) 是由 倪世利 杨宝昆 邢玉珊 武玉娟 李红涛 于 2019-12-17 设计创作，主要内容包括：本发明提供了一种真空包装机,包括机体,设置于机体上的包装腔室,包装腔室由其内的下封口条组件分隔为产品定位区和产品放置区,产品定位区设置有与待封口的包装袋的袋口挂装配合,对包装袋的封口距离进行定位的定位件；包装袋的袋口开设有贯穿其厚度方向,与定位件挂装配合的挂装定位孔。产品定位区通过设置定位件,包装袋的袋口通过开设挂装定位孔,待包装袋由于定位件的端部限位,使得产品包装后袋口封口位置的长度可控,保证了真空包装机对产品包装后的产品一致性。(The invention provides a vacuum packaging machine, which comprises a machine body and a packaging cavity arranged on the machine body, wherein the packaging cavity is divided into a product positioning area and a product placing area by a lower sealing strip assembly in the packaging cavity; the bag mouth of the packaging bag is provided with a hanging positioning hole which penetrates through the thickness direction of the packaging bag and is matched with the positioning piece in a hanging manner. The product locating area is through setting up the setting element, and the sack of wrapping bag is through seting up the dress locating hole of hanging, treats the wrapping bag because the tip of setting element is spacing for the length of sack sealing position is controllable behind the product packaging, has guaranteed the product uniformity after vacuum packaging machine to the product packaging.)

1. A vacuum packaging machine is characterized by comprising a machine body and a packaging cavity arranged on the machine body, wherein the packaging cavity is divided into a product positioning area and a product placing area by a lower sealing strip assembly in the packaging cavity, and the product positioning area is provided with a positioning piece which is matched with a bag opening of a packaging bag to be sealed in a hanging manner and used for positioning the sealing position of the packaging bag;

and the bag opening of the packaging bag is provided with a hanging positioning hole which penetrates through the thickness direction of the packaging bag and is matched with the positioning piece in a hanging manner.

2. The vacuum packaging machine according to claim 1, wherein the product positioning section is further provided with a support member for raising the positioning member, and a support height of the support member and the lower seal bar assembly have a height difference for smoothly pulling the packaging bag in the expanding direction thereof.

3. The vacuum packaging machine according to claim 2, wherein the product positioning section is further provided with a positioning guide for slidably guiding a support position of the support member, and the support member is slidably mounted to the product positioning section along a guide of the positioning guide.

4. The vacuum packaging machine according to claim 3, wherein the positioning member includes a plurality of positioning members arranged in a width direction of the product positioning region, and a support member is provided at a support end of each of the positioning members.

5. The vacuum packaging machine according to claim 2, wherein the positioning member is a positioning protrusion protruding from the protruding end of the supporting member, and the hanging positioning hole has a notch structure matching the cross-sectional shape of the positioning protrusion.

6. The vacuum packaging machine according to claim 3, wherein the positioning member comprises a plurality of positioning members arranged in a width direction of the product positioning section, and the support member is a bar-shaped support member arranged in parallel with the lower seal assembly.

7. The vacuum packaging machine according to claim 6, wherein the positioning guide rail is integrally mounted to the bottom of the support member;

the product positioning area is provided with a guide pressure plate which is mounted at the top of the positioning guide rail and guides the sliding of the positioning guide rail, and the guide pressure plate is provided with a guide positioning structure which is in press fit with the positioning guide rail.

8. The vacuum packaging machine according to claim 7, wherein the guide pressing plate has a guide positioning hole extending through the thickness direction thereof, and the guide positioning structure is a positioning pin or a positioning screw inserted into the guide positioning hole and press-fitted to the positioning guide rail.

9. The vacuum packaging machine according to claim 7, wherein the positioning guide rail is provided with a positioning scale for indicating the distance between the positioning member and the lower sealing assembly.

10. The vacuum packaging machine according to claim 1, wherein a packaging chamber upper cover is hingedly connected to the machine body, and a sealing strip is circumferentially disposed on the packaging chamber upper cover and cooperates with the machine body to seal the packaging chamber.

11. The vacuum packaging machine as claimed in claim 2, wherein the upper cover plate of the packaging chamber is provided with an upper sealing strip which is engaged with the lower sealing strip assembly.

Technical Field

The invention relates to the technical field of vacuum packaging, in particular to a vacuum packaging machine.

Background

The prior vacuum packaging machine comprises a chamber type vacuum packaging machine and an external vacuum packaging machine, wherein the chamber type vacuum packaging machine is carried out in a vacuum chamber in the whole packaging process, during packaging, a packaging bag filled with articles is placed in the chamber, the chamber is vacuumized after being covered, and after the predetermined vacuum degree is reached, a bag opening is sealed by a heat sealer, so that the vacuum degree of the method is higher.

When current cavity formula vacuum packaging machine seals the wrapping bag, when carrying out the second layer packing to the product that inside has packed, because the cavity vacuum, the inside first layer packing of second layer packing layer can expand, lead to second layer packing bag can take place to remove, because the displacement distance when sealing at every turn is different, make the position of sealing of second layer packing uncontrollable, it is unusual, to current multilayer packaging structure that has, cavity formula vacuum packaging machine is unsuitable to carry out the vacuum to the product of sealing the second layer or multilayer packing that the position has the requirement and seals.

Therefore, how to position the sealing end of the product to be packaged in the chamber type vacuum packaging machine is a problem to be solved urgently by those skilled in the art.

Disclosure of Invention

In view of the above, the present invention provides a vacuum packaging machine, which is used for positioning a sealing opening of a product to be packaged by a chamber type vacuum packaging machine.

In order to achieve the purpose, the invention provides the following technical scheme:

a vacuum packaging machine comprises a machine body and a packaging cavity arranged on the machine body, wherein the packaging cavity is divided into a product positioning area and a product placing area by a lower sealing strip assembly in the packaging cavity, and the product positioning area is provided with a positioning piece which is matched with a bag opening of a packaging bag to be sealed in a hanging manner and used for positioning the sealing position of the packaging bag;

and the bag opening of the packaging bag is provided with a hanging positioning hole which penetrates through the thickness direction of the packaging bag and is matched with the positioning piece in a hanging manner.

Preferably, in the vacuum packaging machine, the product positioning area is further provided with a support member for supporting the positioning member, and a support height of the support member and the lower sealing strip assembly have a height difference for smoothly pulling the packaging bag in an expanding direction thereof.

Preferably, in the above vacuum packaging machine, the product positioning area is further provided with a positioning guide rail for slidably guiding a support position of the support member, and the support member is mounted to the product positioning area along a guide of the positioning guide rail.

Preferably, in the above vacuum packaging machine, the positioning member includes a plurality of positioning members arranged in a width direction of the product positioning region, and a support member is provided at a support end of each of the positioning members.

Preferably, in the vacuum packaging machine, the positioning member is a positioning protrusion protruding from an extending end of the supporting member, and the hanging positioning hole has a notch structure matched with a cross-sectional shape of the positioning protrusion.

Preferably, in the above vacuum packaging machine, the positioning member includes a plurality of strip-shaped supporting members arranged in parallel with the lower sealing member, and the supporting members are arranged in the width direction of the product positioning region.

Preferably, in the above vacuum packaging machine, the positioning guide rail is integrally mounted to the bottom of the support member;

the product positioning area is provided with a guide pressure plate which is mounted at the top of the positioning guide rail and guides the sliding of the positioning guide rail, and the guide pressure plate is provided with a guide positioning structure which is in press fit with the positioning guide rail.

Preferably, in the vacuum packaging machine, the guide pressure plate is provided with a guide positioning hole penetrating through the thickness direction of the guide pressure plate, and the guide positioning structure is a positioning pin or a positioning screw inserted into the guide positioning hole and press-fitted to the positioning guide rail.

Preferably, in the vacuum packaging machine, a positioning scale for indicating the distance between the positioning member and the lower sealing assembly is arranged on the positioning guide rail.

Preferably, in the above vacuum packaging machine, the machine body is hinged to a packaging chamber upper cover plate, and a sealing strip which is matched with the machine body and seals the packaging chamber is arranged on the circumference of the packaging chamber upper cover plate.

Preferably, in the above vacuum packaging machine, an upper sealing strip cooperating with the lower sealing strip assembly is provided on the upper cover plate of the packaging chamber.

The invention provides a vacuum packaging machine, which comprises a machine body and a packaging chamber arranged on the machine body, wherein the packaging chamber is divided into a product positioning area and a product placing area by a lower sealing strip assembly in the packaging chamber; the bag mouth of the packaging bag is provided with a hanging positioning hole which penetrates through the thickness direction of the packaging bag and is matched with the positioning piece in a hanging manner. The product of treating the packing by the packing cavity carries out vacuum packaging on the organism, the packing cavity sets up down and seals a subassembly, seal the wrapping bag, seal a subassembly and separate the packing cavity for two parts down, treat the product of packing and embolia the wrapping bag after, place the product and place the district, the sealing position of wrapping bag stretches out to the product locating area, the wrapping bag is lapped under and is sealed on the strip, the product locating area is through setting up the setting element, the sack of wrapping bag is through seting up hanging the dress locating hole, make the sack position of wrapping bag stretch out the length location of sealing a subassembly down, when carrying out vacuum packaging, when sending out the product and removing in the packing cavity because vacuum environment, treat the wrapping bag because the tip of the setting element is spacing, make the length of sack sealing position behind the product packaging controllable, the product uniformity after vacuum packaging machine packed the product has been guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a front view of a packing chamber structure of a vacuum packing machine provided by the present invention;

fig. 2 is a schematic view illustrating an inner state of an operating state of the vacuum packing machine of fig. 1.

Detailed Description

The invention discloses a vacuum packaging machine, which realizes the positioning of a chamber type vacuum packaging machine on a product to be packaged.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 and 2, fig. 1 is a front view of a structure of a packing chamber of a vacuum packing machine provided by the present invention; fig. 2 is a schematic view illustrating an inner state of an operating state of the vacuum packing machine of fig. 1.

The embodiment provides a vacuum packaging machine, which comprises a machine body 1 and a packaging chamber 2 arranged on the machine body 1, wherein the packaging chamber 2 is divided into a product positioning area and a product placing area by a lower sealing strip assembly 7 in the packaging chamber, and the product positioning area is provided with a positioning piece 9 which is matched with a bag opening of a packaging bag 101 to be sealed in a hanging manner and used for positioning the sealing position of the packaging bag 101; the bag mouth of the packaging bag 101 is provided with a hanging positioning hole which penetrates through the thickness direction of the packaging bag and is matched with the positioning piece 9 in a hanging manner. The machine body 1 is used for carrying out vacuum packaging on a product 102 to be packaged by a packaging cavity 2, a lower sealing strip assembly 7 is arranged in the packaging cavity and seals a packaging bag 101, the lower sealing strip assembly 7 divides the packaging cavity 2 into two parts, the product 102 to be packaged is sleeved in the packaging bag 101 and then placed in a product placing area, the sealing position of the packaging bag 101 extends out of a product positioning area, the packaging bag 101 is lapped on the lower sealing strip assembly 7, the product positioning area is provided with a positioning part 9, the bag mouth of the packaging bag extends out of the length positioning of the lower sealing strip assembly by arranging a hanging positioning hole, the vacuum degree of the environment in the cavity 2 is gradually increased when vacuum degree of the environment in the cavity 2 is greater than that in packaging of the product 102, the package 102 in the packaging bag 101 expands relative to the cavity 2 under positive pressure to cause the displacement of the packaging bag 101, the distance between the opening sealing position of the bag opening and the edge of the packaging bag 101 is controllable due to the limit of the end part of the positioning part 9, so that the sealing consistency of the vacuum packaging machine after packaging the product is ensured.

In an embodiment of the present disclosure, the product positioning area is further provided with a supporting member 8 for supporting the positioning member 9, and a supporting height of the supporting member 8 and the lower sealing strip assembly 7 have a height difference for smoothly pulling the packaging bag 101 along the expanding direction thereof. Under the vacuum environment of product packaging, especially for product 102 skin first layer wrapping bag of preinstallation, when needing to be carried out second layer wrapping bag packing by vacuum packaging machine, the vacuum environment that vacuum packaging machine provided can make first layer wrapping bag expand, and the process of expanding drags the product and removes, and the product removes and then makes first layer wrapping bag drag second layer wrapping bag and remove in packing cavity. The upper and lower layer of second layer wrapping bag is in free suspension state, and for guaranteeing that the packaging structure of the upper and lower layer of packing completion second wrapping bag is unanimous, with support piece 8 to the holding height of setting element 9, set up and seal the welding height cooperation of strip subassembly 7 down, should guarantee specifically that the difference in height between the two is unanimous to the upper and lower layer tension of wrapping bag, guarantees the packing effect. The positioning height of the positioning piece 9 can be preferably set to be consistent with the height of the lower sealing strip assembly 7.

In a specific embodiment of the present disclosure, the product positioning area is further provided with a positioning guide rail for slidably guiding a supporting position of the supporting member 8, and the supporting member 8 is slidably mounted in the product positioning area along the guiding direction of the positioning guide rail. Adapt to the different specifications of treating the packing product, the sack length of second layer wrapping bag is different, through setting up the positioning guide rail, and support piece can the gliding translation along the direction of positioning guide rail to seal the interval adjustment of strip subassembly under it, satisfy different product packaging specifications.

In one embodiment of the present disclosure, the positioning element 8 includes a plurality of positioning elements arranged along the width direction of the product positioning area, and the supporting end of each positioning element 9 is provided with a supporting element 8. When the product 102 to be packaged is packaged in the outer packaging bag 101, the second layer packaging bag has a certain packaging width, the positioning parts 9 are arranged in a plurality of numbers, correspondingly, the hanging positioning holes are arranged in a plurality of numbers along the width direction of the packaging bag 101 and correspond to the hanging positions of the positioning parts 9, and therefore the outer packaging bag of the product to be packaged is prevented from sliding in the width direction. The support member 8 may be provided in plural numbers arranged independently corresponding to the number of the positioning members 9, so that the position of each positioning member 9 is adjustable.

In an embodiment of the present disclosure, the positioning element 9 is a positioning protrusion protruding from the extending end of the supporting element 8, and the hanging positioning hole has a notch structure matching with the cross-sectional shape of the positioning protrusion. Setting element 9 arranges in support piece 8's top, and the double-deck film structure of adaptation wrapping bag 101 sets up setting element 9 as the location arch, and support piece 8 supports the location arch to predetermined height, hangs the dress locating hole and adopts and fix a position bellied cross-sectional shape complex notch structure, preferably adopts rectangular hole, carries out the accurate positioning to the hanging distance of wrapping bag.

In one embodiment of the present disclosure, the positioning member 9 includes a plurality of strip-shaped supporting members arranged along the width direction of the product positioning region, and the supporting members 8 are strip-shaped supporting members arranged in parallel with the lower sealing member 7. The supporting piece 8 is a strip-shaped supporting piece, the length direction of the supporting piece corresponds to the length of the lower sealing strip assembly 7, and the positions of the positioning pieces 9 can be synchronously adjusted by adjusting the position of the supporting piece 8. The number of positioning members 9 is specifically two.

In one embodiment of the present disclosure, the positioning guide 13 is integrally mounted at the bottom of the supporting member 8; the product positioning area is provided with a guide pressure plate 12 which is mounted on the top of the positioning guide rail 13 and guides the sliding of the positioning guide rail, and the guide pressure plate 12 is provided with a positioning screw 10 which is in press fit with the positioning guide rail 13. For reducing support piece 8's structure increase vacuum packaging machine's packing cavity 2 structural arrangement degree of difficulty, set up positioning guide 13 and support piece 8 structure as an organic whole, concrete positioning guide 13 includes first positioning guide and second positioning guide, sets up 8 length direction both ends of strip support piece.

The pressing mode of the guide pressure plate 12 on the positioning guide rail 13 can also adopt a mode of a positioning pin, a guide hole penetrating through the thickness direction of the guide pressure plate 12 is formed in the guide pressure plate, the positioning pin is elastically and telescopically arranged in the guide hole, the positioning pin is upwards pulled when the positioning guide rail 13 moves, and the positioning pin automatically presses the positioning guide rail 13 after being adjusted to a preset position, so that positioning is realized. Of course, the pressing manner of the guide pressing plate 12 to the positioning guide rail 13 can also adopt other positioning structures.

The product location district arranges the direction clamp plate 12 of spiral-lock dress in positioning guide rail 13 top, encloses into positioning guide rail 13's slip passageway between the diapire in direction clamp plate 12 and product location district, sets up set screw 10 on the direction clamp plate 12, compresses tightly spacing through elasticity positioning screw 10 to positioning guide rail 13.

In an embodiment of the present disclosure, the positioning guide 13 is provided with a positioning scale 11 for indicating a distance between the positioning member 9 and the lower sealing member 7. The position-adjusting graduated scale 11 is arranged on the position-adjusting guide rail 13, and the position-adjusting graduated scale 11 is used for indicating the distance between the positioning part 9 and the lower sealing strip assembly 7, so that the reserved sizes of the bag mouths of packaging bags with different specifications are accurately controlled, and the packaging consistency of products to be packaged is improved.

In a specific embodiment of the present disclosure, the machine body 1 is hinged to a packaging chamber upper cover plate 3, and a sealing strip 6, which is matched with the machine body 1 and seals the packaging chamber 2, is circumferentially arranged on the packaging chamber upper cover plate 3. The vacuum packaging machine is matched with the machine body 1 through the packaging cavity upper cover plate 3 to form a packaging cavity 2 together in a surrounding mode, and the sealing strip 6 is arranged on the covering end face of the packaging cavity upper cover plate 3 to guarantee the sealing performance after installation.

In one embodiment of the present invention, the upper cover plate 3 of the packaging chamber is provided with an upper sealing strip 5 which is matched with a lower sealing strip assembly 7. The upper sealing strip 5 corresponds to the lower sealing strip assembly 6 in position, the side face of the machine body 1 is provided with the control panel 4, the welding time sequence of the product 102 in the vacuum packaging machine is controlled, and after the position of the product 102 to be packaged in the product placing area is stable, the upper sealing strip 5 and the lower sealing strip assembly 7 cooperate to complete the welding sealing of the packaging bag 101.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.