CN110394971B - Packaging box forming machine - Google Patents
Packaging box forming machine Download PDFInfo
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- CN110394971B CN110394971B CN201910731922.2A CN201910731922A CN110394971B CN 110394971 B CN110394971 B CN 110394971B CN 201910731922 A CN201910731922 A CN 201910731922A CN 110394971 B CN110394971 B CN 110394971B
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- notch
- cavity
- air bag
- side wall
- pipeline
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/10—Forming by pressure difference, e.g. vacuum
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/26—Component parts, details or accessories; Auxiliary operations
- B29C51/265—Auxiliary operations during the thermoforming operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/26—Component parts, details or accessories; Auxiliary operations
- B29C51/30—Moulds
- B29C51/36—Moulds specially adapted for vacuum forming, Manufacture thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/712—Containers; Packaging elements or accessories, Packages
- B29L2031/7162—Boxes, cartons, cases
- B29L2031/7164—Blister packages
Abstract
The invention belongs to the technical field of forming equipment, and particularly relates to a packaging box forming machine which comprises a machine table, a vacuumizing machine and a controller, wherein a mold cavity is arranged at the top of the machine table, a vacuumizing pipeline is arranged at the bottom of the mold cavity, a first notch is formed in the side wall of the top of the vacuumizing pipeline, sliding plates are arranged in the first notch, a cavity is formed in the side wall of the bottom of the vacuumizing pipeline, a rotating plate is arranged on the side wall of the cavity, an elastic air bag is arranged at the top of the rotating plate, and the sliding plates are pushed to slide in the first notch by extruding the air bag when rotating, so that the sliding plates are used for jacking and leveling the convex parts of a packaging material, and the usability and the attractiveness of a plastic uptake packaging box are improved; the slide top is equipped with the elastic plate, the mutual extrusion of elastic plate takes place bending deformation, extrudees the bellied middle part of packing carton to reduce the convex mark that the packing carton surface appears, further strengthen blister pack's usability and aesthetic property.
Description
Technical Field
The invention belongs to the technical field of forming equipment, and particularly relates to a packaging box forming machine.
Background
The forming machine is special equipment for automatically completing unpacking, forming and folding of a lower bottom hinge, completing part of adhesive tape pasting at present, opening the box boards which are folded into the paper boards, folding the bottom of the box according to a certain program, and conveying the box boards to a box filling machine after sealing by using the adhesive tape; the packaging box forming machine has wide development space and application, and in daily life, cigarettes, wine, food, medicines, small household appliances, cosmetics and the like have larger and larger market shares and need to be packaged by exquisite packaging boxes, so the packaging box forming machine has good development space.
Wherein, plastic uptake packing carton adopts the plastic uptake technology to produce plastic products, and its production technology is for utilizing the packing material of plastic uptake packing carton make-up machine with softening to carry out processing, adopts vacuum adsorption to make packing material attach to the mould surface, carries out the cooling shaping afterwards, but at the in-process of processing, the convex mark often can appear in the evacuation pipeline department of mould in the plastic uptake packing carton surface, has reduced the packing quality of packing carton on the one hand, produces certain influence to the outward appearance of packing carton on the one hand.
The invention provides a packaging box forming machine which can effectively level convex marks on a plastic uptake packaging box and increase the usability and the attractiveness of the plastic uptake packaging box.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides the packaging box forming machine which can effectively level the convex marks on the plastic-suction type packaging box and improve the usability and the attractiveness of the plastic-suction type packaging box.
The technical scheme adopted by the invention for solving the technical problems is as follows: a packaging box forming machine comprises a machine table, a vacuumizing machine and a controller, wherein the vacuumizing machine is positioned at the bottom of the machine table, the controller is positioned on one side of the vacuumizing machine, and the controller controls the operation of the vacuumizing machine; the machine table top is provided with a mold cavity, the bottom of the mold cavity is provided with a group of vacuum-pumping pipelines, the side wall of the top of the vacuum-pumping pipeline is symmetrically provided with a group of first notches, the central line of each first notch forms an oblique angle of 30-45 degrees with the horizontal line, sliding plates are arranged in the first notches, the upper surfaces of the sliding plates are arranged in an arc surface shape, the top surfaces and the bottom surfaces of the inner ends of the sliding plates are respectively contacted with the top surface and the bottom surface of each first notch, the top surface of the outer end of each first notch is provided with a groove, the side wall of the bottom of the vacuum-pumping pipeline is provided with a cavity, the side wall of the cavity is provided with a rotating shaft, the outer side of the rotating shaft is uniformly provided with a group of rotating plates, the top of the rotating plates is provided with air bags, the air bags are connected to the side wall of the top of the cavity, the rotating plates are in contact with the air bags when rotating, and the side walls of the top of the cavity are provided with air flow pipelines, the bottom of the airflow pipeline is communicated with the air bag, and the other end of the airflow pipeline is communicated with the inner end of the first notch; when the packaging material forming machine works, when the packaging material softened at high temperature is attached to a die cavity of the packaging box forming machine, the controller controls the vacuumizing machine to start working, the vacuumizing machine extracts air in the die cavity through the vacuumizing pipeline, so that the space pressure between the die cavity and the packaging material is reduced to generate negative pressure, the packaging material at the top of the die cavity is pressed into the die cavity until the packaging material is completely sucked and covered on the inner surface of the die cavity, a desired packaging box shape is formed, and the packaging material at the vacuumizing pipeline is formed in a supporting mode without a supporting surface, so that the packaging material in the area is sucked into the vacuumizing pipeline under the action of air pressure, and protrusions are formed on the outer surface of the packaging material; when the vacuumizing machine extracts gas in the die cavity, the side face of the rotating plate in the die cavity is extruded when the gas passes through the vacuumizing pipeline, so that the rotating plate rotates around the rotating shaft under the action of airflow impact, when the rotating plate rotates to the air bag at the top of the die cavity, the top of the rotating plate and the surface of the air bag are extruded mutually, the gas in the air bag is extruded into a first notch through the airflow pipeline, the pressure of a cavity between the inner end of the first notch and the sliding plate is increased, the sliding plate slides towards the outer end of the first notch under the pushing of the air pressure of the cavity, namely the outer end of the sliding plate slides towards the middle part of the vacuumizing pipeline, in the process, the cambered surface at the top of the sliding plate gradually contacts and extrudes the bulge of the packaging material, the bulge stress of the packaging material is upwards jacked, the bulge mark on the outer surface when the packaging material is formed is reduced, on the one hand, the service performance of the packaging box is increased, on one hand, the appearance of the packaging box is more beautiful; after the arch on the packing carton is flattened by the top, the evacuation machine continues the during operation, the slide continues to slide to notch outer end one number under the effect of atmospheric pressure, when the inner recess position that moves to notch outer end one number of slide, slide inner both sides no longer contact with notch lateral wall one number, slide inside end No. one notch is no longer sealed promptly, the gas of slide and notch bottom this moment flows out from the recess, thereby make the slide bottom receive the pressure step-down of gaseous in notch, controller control evacuation machine stop work this moment, the gasbag no longer inflates notch one number, the slide slides to notch inside one number under the effect of self gravity this moment, the original state is recovered to the slide promptly, prepare for next cycle work, thereby keep the continuity of packing carton make-up machine work.
Preferably, the side wall of the airflow pipeline is provided with a one-way switch module, the one-way switch module consists of a group of baffles with the same shape, the tops of the baffles are in contact closure, and the bottoms of the baffles are connected to the side wall of the airflow pipeline; when the sliding plate rotates to one side of the air bag and is not in contact with the surface of the air bag, the air bag returns to the original shape, the air bag inhales the air in the first notch due to the fact that the size of the interior of the air bag is increased, and therefore the sliding stability of the sliding plate is affected; when the air current from a notch in to the inside backward flow of gasbag, the baffle surface is closed by the extrusion under the impact of air current, and gas can not flow from one-way module this moment to keep the inside atmospheric pressure continuation increase of a notch, make the slide in the notch move to evacuation pipeline middle part under more stable atmospheric pressure effect, the slide carries out the jack-up flattening that more stable lasts to the arch promptly, reinforcing packing carton make-up machine job stabilization nature.
Preferably, the outer ends of the sliding plates are connected with arc-shaped elastic plates, and when the sliding plates slide towards the outer ends of the first notches, the elastic plates are mutually extruded to generate bending deformation; the during operation, when the slide of evacuation pipeline bilateral symmetry moves to evacuation pipeline middle part, the slide drives the elastic plate mutual extrusion of tip for the elastic plate is crooked deformation under the effect of pressure, thereby extrudees the protruding middle part of packing carton that the slide contact can not be arrived, makes protruding middle part jack-up under the extrusion of elastic plate tip, thereby plays the protruding effect by the flattening of reinforcing, further strengthens the performance of packing carton.
Preferably, the top and the side of the air bag are both connected with springs, the other ends of the springs are connected to the side wall of the cavity, and the springs apply pressure to the outer surface of the air bag; the during operation, when changeing the board and carrying out intermittent type extrusion to the gasbag, the inside gas of gasbag reduces with the volume gradually, make the gasbag reduce gradually with the extrusion force of changeing the board, gasbag surface connection's spring applys pressure to the gasbag this moment, make the gasbag be extruded under the pressure of spring and advance the position department that is close to commentaries on classics board top, thereby make changeing board top and gasbag surface be in strong extrusion state all the time, the gasbag receives the extrusion of commentaries on classics board to carrying out more stable inflation to a notch promptly, thereby keep the slide to the motion of evacuation pipeline middle part under more stable atmospheric pressure effect, the slide carries out more stable jack-up flattening that lasts to the arch promptly, further strengthen the stability of packing carton make-up machine work.
Preferably, a second notch is formed in the side wall of the rotating plate, and a group of arc-shaped plates are connected in the second notch; the during operation, when the air current in the evacuation pipeline strikes the extrusion to changeing the board side, the area of contact of air current and commentaries on classics board has been strengthened to the arc that No. two notches were equipped with for the commentaries on classics board receives the impact force grow of air current, thereby accelerates the rotation of changeing the board, prevents that the air current of evacuation pipeline is not enough to lead to the rotation of changeing the board slow, thereby influences the slide and to the bellied extrusion flattening of packing carton, great improvement the working property of packing carton make-up machine.
Preferably, the top surfaces of the elastic plate and the sliding plate are both provided with anti-sticking films; during operation, when the contact of softened packaging material arch and elastic plate and slide top, anti-sticking film prevents the packaging material adhesion on elastic plate and slide surface, when taking out after packaging material plastic uptake shaping is accomplished, avoids packaging material and elastic plate and slide to cause the damage of packing carton because of the adhesion, has improved the production quality of packing carton.
The invention has the following beneficial effects:
1. according to the invention, the rotating plate is arranged in the machine table, the air bag is arranged at the top of the rotating plate, the first notch and the sliding plate are arranged at the top of the air bag, and the sliding plate is pushed to slide in the first notch by extruding the air bag when the rotating plate rotates, so that the protruding part of the packaging material is jacked and leveled by the sliding plate, and the usability and the attractiveness of the blister packaging box are improved.
2. According to the invention, the arc-shaped elastic plates are arranged at the tops of the sliding plates, when the symmetrical sliding plates slide towards the outer ends of the first notches, the elastic plates are mutually extruded to generate bending deformation, and the middle parts of the bulges of the packing box, which cannot be contacted by the sliding plates, are extruded, so that the convex marks on the surface of the packing box are reduced, and the usability and the attractiveness of the blister packing box are further enhanced.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is an enlarged view at B in FIG. 1;
FIG. 4 is an enlarged view at C in FIG. 2;
FIG. 5 is a perspective view of a unidirectional switch module of the present invention;
FIG. 6 is an enlarged view at D of FIG. 1;
in the figure: the device comprises a machine table 1, a die cavity 11, a vacuumizing pipeline 12, a first notch 13, a groove 131, a cavity 14, a rotating shaft 15, a rotating plate 16, a second notch 161, an arc-shaped plate 162, an air bag 17, a spring 171, an air flow pipeline 18, a vacuumizing machine 2, a sliding plate 3, an elastic plate 31, a one-way switch module 4, a baffle 41 and an anti-sticking film 5.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the following embodiments.
As shown in fig. 1-6, the packaging box forming machine according to the present invention includes a machine table 1, a vacuumizer 2 and a controller, wherein the vacuumizer 2 is located at the bottom of the machine table 1, the controller is located at one side of the vacuumizer 2, and the controller controls the operation of the vacuumizer 2; the top of the machine table 1 is provided with a mold cavity 11, the bottom of the mold cavity 11 is provided with a group of vacuum pipes 12, the side wall of the top of each vacuum pipe 12 is symmetrically provided with a group of first notches 13, the central line of each first notch 13 forms an oblique angle of 30-45 degrees with the horizontal line, sliding plates 3 are arranged in the first notches 13, the upper surfaces of the sliding plates 3 are arranged in an arc surface shape, the top surfaces and the bottom surfaces of the inner ends of the sliding plates 3 are respectively contacted with the top surface and the bottom surface of each first notch 13, the top surface of the outer end of each first notch 13 is provided with a groove 131, the side wall of the bottom of each vacuum pipe 12 is provided with a cavity 14, the side wall of each cavity 14 is provided with a rotating shaft 15, the outer side of each rotating shaft 15 is uniformly provided with a group of rotating plates 16, the top of each rotating plate 16 is provided with an air bag 17, the air bags 17 are connected to the side wall of the top of the cavity 14, and the rotating plates 16 are contacted and extruded with the air bags 17 when rotating, an air flow pipeline 18 is arranged on the side wall of the top of the cavity 14, the bottom of the air flow pipeline 18 is communicated with an air bag 17, and the other end of the air flow pipeline 18 is communicated with the inner end of the first notch 13; when the packing material softened at high temperature is attached to the cavity 11 of the packing box forming machine, the controller controls the vacuum extractor 2 to start working, the vacuum extractor 2 extracts air in the cavity 11 through the vacuum pipeline 12, so that the space pressure between the cavity 11 and the packing material is reduced to generate negative pressure, the packing material at the top of the cavity 11 is pressed and extruded into the cavity 11 until the packing material is completely sucked and covered on the inner surface of the cavity 11, so that a desired packing box shape is formed, and the packing material at the position of the vacuum pipeline 12 is sucked into the vacuum pipeline 12 under the action of air pressure due to the supporting molding without a supporting surface, so that a bulge is formed on the outer surface of the packing material; when the vacuumizing machine 2 extracts the gas in the cavity 11, the gas passes through the vacuumizing pipeline 12, the side face of the rotating plate 16 in the cavity 14 is extruded, so that the rotating plate 16 rotates around the rotating shaft 15 under the action of air flow impact, when the rotating plate 16 rotates to the air bag 17 at the top of the cavity 14, the top of the rotating plate 16 and the surface of the air bag 17 are mutually extruded, the gas in the air bag 17 is extruded into the first notch 13 through the air flow pipeline 18, the pressure of a chamber between the inner end of the first notch 13 and the sliding plate 3 is increased, so that the sliding plate 3 slides towards the outer end of the first notch 13 under the pushing of the air pressure of the chamber, namely the outer end of the sliding plate 3 slides towards the middle part of the vacuumizing pipeline 12, in the process, the cambered surface at the top of the sliding plate 3 gradually contacts and extrudes the bulges of the packaging material, the bulges of the packaging material are upwards stressed, and the convex marks on the outer surface are reduced when the packaging material is molded, on one hand, the use performance of the packing box is increased, and on the other hand, the appearance of the packing box is more attractive; when the vacuum extractor 2 continues to work after the bulge on the packaging box is flattened, the sliding plate 3 continues to slide towards the outer end of the first notch 13 under the action of air pressure, when the inner end of the sliding plate 3 moves to the position of the groove 131 at the outer end of the first notch 13, two sides of the inner end of the sliding plate 3 are not contacted with the side wall of the first notch 13, namely, the inner end of the sliding plate 3 is not sealed with the inner part of the first notch 13, at the moment, the air at the bottom ends of the sliding plate 3 and the first notch 13 flows out from the groove 131, so that the bottom end of the sliding plate 3 is subjected to the pressure of the gas in the first notch 13 to be reduced, the controller controls the vacuum extractor 2 to stop working at the moment, the air bag 17 does not inflate the first notch 13 any more, the sliding plate 3 slides towards the inside of the first notch 13 under the action of self gravity at the moment, that is, the slide plate 3 is restored to the original state in preparation for the next circulation work, thereby maintaining the continuity of the work of the pack forming machine.
As an embodiment of the present invention, a unidirectional switch module 4 is installed on the sidewall of the airflow duct 18, the unidirectional switch module 4 is composed of a set of baffles 41 with the same shape, the tops of the baffles 41 are closed in a contact manner, and the bottoms of the baffles 41 are connected to the sidewall of the airflow duct 18; when the sliding plate works, the rotating plate 16 rotates under the impact of the air flow of the vacuumizing pipeline 12, when the rotating plate 16 rotates to be in contact with the air bag 17, the rotating plate 16 extrudes the air in the air bag 17, so that the sliding plate 3 slides towards the outer end in the first notch 13, when the rotating plate 16 rotates to one side of the air bag 17 and is not in contact with the surface of the air bag 17, the air bag 17 is recovered to the original shape, the air bag 17 inhales the air in the first notch 13 due to the increase of the volume in the air bag 17, the stable sliding of the sliding plate 3 is influenced, when the air flow flows from the air bag 17 to the first notch 13, the baffle plate 41 is extruded and expanded under the impact of the air flow, and at the moment, the air flows from the one-way switch module 4; when the air current from notch 13 inside to the inside backward flow of gasbag 17, baffle 41 surface is closed by the extrusion under the impact of air current, and gaseous can not follow one-way module outflow this moment to keep the inside atmospheric pressure of notch 13 continuation increase, make slide 3 in notch 13 move to evacuation pipeline 12 middle part under more stable atmospheric pressure effect, slide 3 carries out the jack-up flattening that more stably lasts to the arch promptly, reinforcing packing carton make-up machine job stabilization nature.
As an embodiment of the invention, the outer ends of the sliding plates 3 are connected with arc-shaped elastic plates 31, and when the sliding plates 3 slide towards the outer ends of the first notches 13, the elastic plates 31 are mutually extruded to generate bending deformation; the during operation, when the slide 3 of evacuation pipeline 12 bilateral symmetry moves to evacuation pipeline 12 middle part, slide 3 drives the elastic plate 31 of tip and extrudees each other for elastic plate 31 kickup deformation under the effect of pressure, thereby extrudees the protruding middle part of packing carton that slide 3 can not contact, makes protruding middle part jack-up that makes progress under the extrusion of elastic plate 31 tip, thereby plays the protruding effect by the flattening of reinforcing, further strengthens the performance of packing carton.
In one embodiment of the present invention, a spring 171 is connected to both the top and the side of the air bag 17, the other end of the spring 171 is connected to the side wall of the cavity 14, and the spring 171 applies pressure to the outer surface of the air bag 17; during operation, when the commentaries on classics board 16 carries out the intermittent type extrusion to gasbag 17, the inside gas of gasbag 17 and volume reduce gradually, make gasbag 17 and commentaries on classics board 16's extrusion force reduce gradually, the spring 171 of gasbag 17 surface connection exerts pressure to gasbag 17 this moment, make gasbag 17 extruded under the pressure of spring 171 and go into the position department that is close to commentaries on classics board 16 top, thereby make commentaries on classics board 16 top and gasbag 17 surface be in strong extrusion state all the time, gasbag 17 receives the extrusion of commentaries on classics board 16 to carry out more stable inflation to notch 13 No. one, thereby keep slide 3 to vacuum tube 12 middle part motion under more stable atmospheric pressure effect, slide 3 carries out more stable continuous jack-up flattening to the arch promptly, further strengthen the stability of packing carton make-up machine work.
As an embodiment of the present invention, a second notch 161 is disposed on a side wall of the rotating plate 16, and a set of arc-shaped plates 162 is connected in the second notch 161; the during operation, when the air current in the evacuation pipeline 12 strikes the extrusion to changeing 16 sides, the area of contact of air current and commentaries on classics board 16 has been strengthened to the arc 162 that No. two notches 161 were equipped with, make changeing 16 and receive the impact force grow of air current, thereby accelerate changeing 16's rotation, prevent that the air current of evacuation pipeline 12 is not enough to lead to changeing 16 rotation slowly, thereby influence slide 3 and to the bellied extrusion flattening of packing carton, great improvement the working property of packing carton make-up machine.
As an embodiment of the invention, the elastic plate 31 and the top surface of the sliding plate 3 are both provided with anti-sticking films 5; the during operation, when the contact of 3 tops of flexible packaging material arch and elastic plate 31 and slide, anti-adhesion coating 5 prevents that packaging material adhesion from at elastic plate 31 and 3 surfaces of slide, when taking out after packaging material plastic uptake shaping is accomplished, avoids packaging material and elastic plate 31 and slide 3 to cause the damage of packing carton because of the adhesion, has improved the production quality of packing carton.
When the packing material softened at high temperature is attached to the cavity 11 of the packing box forming machine, the controller controls the vacuum extractor 2 to start working, the vacuum extractor 2 extracts air in the cavity 11 through the vacuum pipeline 12, so that the space pressure between the cavity 11 and the packing material is reduced to generate negative pressure, the packing material at the top of the cavity 11 is pressed and extruded into the cavity 11 until the packing material is completely sucked and covered on the inner surface of the cavity 11, so that a desired packing box shape is formed, and the packing material at the position of the vacuum pipeline 12 is sucked into the vacuum pipeline 12 under the action of air pressure due to the supporting molding without a supporting surface, so that a bulge is formed on the outer surface of the packing material; when the vacuumizing machine 2 extracts the gas in the cavity 11, the gas passes through the vacuumizing pipeline 12, the side face of the rotating plate 16 in the cavity 14 is extruded, so that the rotating plate 16 rotates around the rotating shaft 15 under the action of air flow impact, when the rotating plate 16 rotates to the air bag 17 at the top of the cavity 14, the top of the rotating plate 16 and the surface of the air bag 17 are mutually extruded, the gas in the air bag 17 is extruded into the first notch 13 through the air flow pipeline 18, the pressure of a chamber between the inner end of the first notch 13 and the sliding plate 3 is increased, so that the sliding plate 3 slides towards the outer end of the first notch 13 under the pushing of the air pressure of the chamber, namely the outer end of the sliding plate 3 slides towards the middle part of the vacuumizing pipeline 12, in the process, the cambered surface at the top of the sliding plate 3 gradually contacts and extrudes the bulges of the packaging material, the bulges of the packaging material are upwards stressed, and the convex marks on the outer surface are reduced when the packaging material is molded, on one hand, the use performance of the packing box is increased, and on the other hand, the appearance of the packing box is more attractive; when the vacuum extractor 2 continues to work after the bulge on the packaging box is flattened, the sliding plate 3 continues to slide towards the outer end of the first notch 13 under the action of air pressure, when the inner end of the sliding plate 3 moves to the position of the groove 131 at the outer end of the first notch 13, two sides of the inner end of the sliding plate 3 are not contacted with the side wall of the first notch 13, namely, the inner end of the sliding plate 3 is not sealed with the inner part of the first notch 13, at the moment, the air at the bottom ends of the sliding plate 3 and the first notch 13 flows out from the groove 131, so that the bottom end of the sliding plate 3 is subjected to the pressure of the gas in the first notch 13 to be reduced, the controller controls the vacuum extractor 2 to stop working at the moment, the air bag 17 does not inflate the first notch 13 any more, the sliding plate 3 slides towards the inside of the first notch 13 under the action of self gravity at the moment, that is, the slide plate 3 is restored to the original state in preparation for the next circulation work, thereby maintaining the continuity of the work of the pack forming machine.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A packaging box forming machine comprises a machine table (1), a vacuumizing machine (2) and a controller, wherein the vacuumizing machine (2) is located at the bottom of the machine table (1), the controller is located on one side of the vacuumizing machine (2), and the controller controls the operation of the vacuumizing machine (2); the method is characterized in that: the machine table is characterized in that a mold cavity (11) is arranged at the top of the machine table (1), a group of vacuum-pumping pipelines (12) are arranged at the bottom of the mold cavity (11), a group of first notches (13) are symmetrically arranged on the side wall of the top of the vacuum-pumping pipelines (12), the central line of each first notch (13) and a horizontal line form an oblique angle of 30-45 degrees, sliding plates (3) are arranged in the first notches (13), the upper surfaces of the sliding plates (3) are arranged in an arc surface shape, the top surfaces and the bottom surfaces of the inner ends of the sliding plates (3) are respectively contacted with the top surfaces and the bottom surfaces of the first notches (13), grooves (131) are arranged on the top surfaces of the outer ends of the first notches (13), a cavity (14) is arranged on the side wall of the bottom of each vacuum-pumping pipeline (12), a rotating shaft (15) is arranged on the side wall of the cavity (14), and a group of rotating plates (16) are uniformly arranged on the outer side of the rotating shaft (15), the air bag type air conditioner is characterized in that an air bag (17) is installed at the top of the rotating plate (16), the air bag (17) is connected to the side wall of the top of the cavity (14), the rotating plate (16) is in contact extrusion with the air bag (17) when rotating, an air flow pipeline (18) is arranged on the side wall of the top of the cavity (14), the bottom of the air flow pipeline (18) is communicated with the air bag (17), and the other end of the air flow pipeline (18) is communicated with the inner end of the first notch (13).
2. A pack forming machine according to claim 1, wherein: one-way switch module (4) is installed to airflow pipeline (18) lateral wall, one-way switch module (4) comprise baffle (41) that a set of shape is the same, baffle (41) top contact folds, baffle (41) bottom is connected on airflow pipeline (18) lateral wall.
3. A pack forming machine according to claim 1, wherein: the outer end of the sliding plate (3) is connected with an arc-shaped elastic plate (31), and when the sliding plate (3) slides towards the outer end of the first notch (13), the elastic plate (31) is mutually extruded to generate bending deformation.
4. A pack forming machine according to claim 1, wherein: the top and the side of the air bag (17) are both connected with a spring (171), the other end of the spring (171) is connected to the side wall of the cavity (14), and the spring (171) applies pressure to the outer surface of the air bag (17).
5. A pack forming machine according to claim 1, wherein: be provided with No. two notch (161) on changeing board (16) lateral wall, No. two notch (161) in-connection have a set of arc (162).
6. A pack forming machine according to claim 3, wherein: the top surfaces of the elastic plate (31) and the sliding plate (3) are provided with anti-sticking films (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910731922.2A CN110394971B (en) | 2019-08-09 | 2019-08-09 | Packaging box forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910731922.2A CN110394971B (en) | 2019-08-09 | 2019-08-09 | Packaging box forming machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110394971A CN110394971A (en) | 2019-11-01 |
| CN110394971B true CN110394971B (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910731922.2A Active CN110394971B (en) | 2019-08-09 | 2019-08-09 | Packaging box forming machine |
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| Country | Link |
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| CN (1) | CN110394971B (en) |
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| KR102556026B1 (en) * | 2015-10-26 | 2023-07-17 | 삼성디스플레이 주식회사 | A apparatus and method for manufacturing a display apparatus |
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| CN101189116A (en) * | 2005-05-10 | 2008-05-28 | 惠而浦有限公司 | A method for producing appliance cabinets |
| JP2011131436A (en) * | 2009-12-22 | 2011-07-07 | Ｎｅｗｓ Ｃｈｅｆ株式会社 | Method and apparatus for manufacturing container lid with extensible cylindrical part |
| CN102729457A (en) * | 2012-06-27 | 2012-10-17 | 浙江名媛工艺饰品有限公司 | Artificial diamond blister tray molding equipment |
| CN109318466A (en) * | 2018-10-20 | 2019-02-12 | 泉州锦林环保高新材料有限公司 | A kind of automatic plastic suction forming apparatus of box shell and automatic plastics sucking moulding method |
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Effective date of registration: 20211027 Address after: 529300 Nacheng Guangtai Industrial Park, Shuikou Town, Kaiping City, Jiangmen City, Guangdong Province Applicant after: Huang Chundao Address before: Room 503, No.60, building 20, yangyangli community, Yongle North Road, Qinhuai District, Nanjing City, Jiangsu Province, 210000 Applicant before: Wang Ying |
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