CN117566222B - Automatic packaging equipment for medical paper-plastic bags - Google Patents

Automatic packaging equipment for medical paper-plastic bags Download PDF

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Publication number
CN117566222B
CN117566222B CN202410065511.5A CN202410065511A CN117566222B CN 117566222 B CN117566222 B CN 117566222B CN 202410065511 A CN202410065511 A CN 202410065511A CN 117566222 B CN117566222 B CN 117566222B
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CN
China
Prior art keywords
paper
frame
rod
plastic bag
roller
Prior art date
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Active
Application number
CN202410065511.5A
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Chinese (zh)
Other versions
CN117566222A (en
Inventor
孙木子
黄晨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Paco Medical Co ltd
Original Assignee
Jiangsu Paco Medical Co ltd
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Filing date
Publication date
Application filed by Jiangsu Paco Medical Co ltd filed Critical Jiangsu Paco Medical Co ltd
Priority to CN202410065511.5A priority Critical patent/CN117566222B/en
Publication of CN117566222A publication Critical patent/CN117566222A/en
Application granted granted Critical
Publication of CN117566222B publication Critical patent/CN117566222B/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B65/00—Details peculiar to packaging machines and not otherwise provided for; Arrangements of such details
    • B65B65/003—Packaging lines, e.g. general layout
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B39/00—Nozzles, funnels or guides for introducing articles or materials into containers or wrappers
    • B65B39/12—Nozzles, funnels or guides for introducing articles or materials into containers or wrappers movable towards or away from container or wrapper during filling or depositing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
    • B65B43/12—Feeding flexible bags or carton blanks in flat or collapsed state; Feeding flat bags connected to form a series or chain
    • B65B43/123—Feeding flat bags connected to form a series or chain
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
    • B65B43/26—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks
    • B65B43/30—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks by grippers engaging opposed walls, e.g. suction-operated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/10—Applying or generating heat or pressure or combinations thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B57/00—Automatic control, checking, warning, or safety devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
    • B65B61/04—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages
    • B65B61/06—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting

Abstract

The invention relates to the technical field of paper-plastic bag packaging equipment, in particular to medical paper-plastic bag automatic packaging equipment, which comprises a rack and a reel tightening machine; the conveying mechanism comprises roller bodies symmetrically arranged on the frame and a power transmission mechanism for driving the roller bodies; the positioning plates are symmetrically arranged on the frame; the opening control rod is arranged on the frame and corresponds to the roller body, and the movable end of the opening control rod is provided with an industrial sucker in an arrangement way; the separating mechanism is arranged on the frame; in the process that the power transmission mechanism starts to drive the two groups of roller bodies to rotate in a matched and opposite way, the two groups of opening control rods open the feed inlet of the paper-plastic bag through the industrial sucker respectively; and the separating mechanism cuts the tearing line between the two sections of paper plastic bags and fills materials into the paper plastic bags, and finally, the continuous package of the continuous rolling type paper plastic bags is completed by heat-sealing the feeding port of the paper plastic bags through the vacuum plastic sucking machine.

Description

Automatic packaging equipment for medical paper-plastic bags
Technical Field
The invention relates to the technical field of paper-plastic bag packaging equipment, in particular to medical paper-plastic bag automatic packaging equipment.
Background
Paper plastic bags are a common type of packaging that combines the features of paper and plastic. Paper-plastic bags are typically composed of an outer layer of paper and an inner layer of plastic film.
The packaging mode of the paper plastic bag is divided into: the packaging device is integrated into a type of packaging device which directly combines the semi-finished raw materials with the materials and completes the packaging, and the packaging device which only completes the sealing after the materials are put into the finished paper plastic bags.
Chinese patent: the utility model provides a continuous roll type medical sterilization paper plastic bag is disclosed to CN202221904027.X, including a plurality of end to end's that constitute by medical complex film and medical dialyzing paper medical sterilization paper plastic bag, the front end is the sack, the rear end is the bag end, the both sides and the bag end of every medical sterilization paper plastic bag are through sealing scalding bonding, the sack of every medical sterilization paper plastic bag has the tear line that is convenient for tear the separation with adjacent medical sterilization paper plastic bag, has seted up the hole in advance on the medical dialyzing paper of the sack department of every medical sterilization paper plastic bag, the tear line runs through the middle part of hole extends.
According to the patent, the efficiency of directly bagging and packaging the finished paper-plastic bags is higher than that of the integrated packaging equipment, because the finished packaging can be completed by only sealing the bag opening once, but the integrated packaging equipment can be completed by performing heat sealing for three times or four times and matching with cutting; the paper plastic bag raw material adopted by the integrated packaging equipment is smooth and is not designed, so that the paper plastic bag which is independently processed can have higher aesthetic property and functionality than the paper plastic bag produced by the packaging equipment during the integrated forming; however, most of the paper plastic bag packaging equipment is integrated into one piece type packaging equipment in the current market, and the packaging of the finished paper plastic bags is performed manually, so that the problem is solved by providing medical paper plastic bag automatic packaging equipment.
Disclosure of Invention
Therefore, the invention aims to provide automatic packaging equipment for medical paper-plastic bags, which solves the technical problem of automatic packaging of continuous rolling paper-plastic bags.
Based on the above purpose, the invention provides automatic packaging equipment for medical paper-plastic bags, which comprises a rack and a reel tightening machine arranged on the rack and used for supporting continuous-rolling paper-plastic bags; the conveying mechanism comprises roller bodies symmetrically arranged on the frame and a power transmission mechanism for driving the roller bodies;
the positioning plates are symmetrically arranged on the frame, correspond to the roller body, have one side clung to the outer edge surface of the roller body and the other side as a straight surface, and are positioned through the straight surfaces of the two groups of positioning plates to the paper plastic bag feeding port;
the opening control rod is arranged on the frame and corresponds to the roller body, at least one industrial sucker is arranged at the movable end of the opening control rod, and a notch for the industrial sucker to pass through is formed in the positioning plate; when the control rod is in the first state, the industrial sucker at the movable end of the control rod is positioned in the notch of the positioning plate; when the control rod is in the second state, the paper-plastic bag feeding port is pulled open through the industrial sucker;
the separating mechanism is arranged on the frame and used for cutting the tearing line of the continuous rolling paper plastic bag.
Preferably, the roller body comprises a first roller sheet and a second roller sheet which are rotatably arranged on a frame, a first transmission rod is arranged on the frame, two ends of the first transmission rod are respectively in transmission connection with the first roller sheet and the second roller sheet through a first synchronous belt pulley group, and the first roller sheet is in transmission connection with the output end of the power transmission mechanism;
the opening control rod comprises a sleeve between the first roller sheet and the second roller sheet and a tube shaft arranged at one end of the sleeve, one end of the tube shaft penetrates through the second roller sheet and is rotationally connected with the stand, and the other end of the tube shaft is in transmission connection with the output end of the power transmission mechanism;
the guide frame is fixedly arranged on the frame, a connecting plate is arranged on the guide frame in a sliding manner, and the industrial sucker is arranged on the connecting plate; a push rod is arranged in the sleeve in a sliding manner, and the end part of the push rod is hinged with the connecting plate;
the first spring is arranged on the guide frame and used for pushing the sleeve to enable the industrial sucker to be positioned in the notch of the positioning plate; when the industrial sucker needs to be positioned in the notch of the positioning plate, the power transmission mechanism is disconnected with the pipe shaft.
Preferably, a first limiting rod corresponding to the industrial sucker is arranged on the connecting plate, the first limiting rod is in sliding connection with the connecting plate, the industrial sucker is arranged at the end part of the first limiting rod, and a second spring used for driving the industrial sucker to be far away from the paper plastic bag is sleeved on the first limiting rod;
a clamping plate is arranged in the notch of the positioning plate in a sliding manner, a bayonet matched with the first limiting rod is formed in the clamping plate, and the diameter of the industrial sucker is larger than the clearance of the bayonet; the frame is provided with a first linear driver for driving the clamping plate to move.
Preferably, the power transmission mechanism comprises a support frame fixedly arranged on the frame, a first disc body and a second disc body are rotatably arranged on the support frame, the first disc body is in transmission connection with a first roller sheet of one roller body and a corresponding tube shaft, and the second disc body is in transmission connection with the first roller sheet of the two roller bodies and the corresponding tube shaft;
the first motor is fixedly arranged on the support frame and is in transmission connection with the first disc body;
the first disc body is in transmission connection with the second transmission rod through a second synchronous belt wheel set;
the first gear and the second gear are respectively arranged on the second transmission rod and the second disc body, and the first gear and the second gear are meshed.
Preferably, the first tray body and the second tray body have the same structure, the first tray body comprises a fixed tray fixedly arranged on a support frame and a driving tray rotatably arranged on the support frame, and the end face of the fixed tray is divided into a plane and a groove face; the driving disc and the fixed disc are coaxially arranged, and the driving disc is in transmission connection with the first motor;
a first sliding rod is arranged on the driving disc in a sliding manner, a first face gear is arranged at the shaft end of the first roller sheet, a first convex tooth is arranged at one end of the first sliding rod, a first rolling body is arranged at the other end of the second sliding rod, and a third spring used for driving the first rolling body to contact with the end face of the fixed disc is sleeved on the first sliding rod;
the first convex teeth are meshed with the first face gear when the first rolling bodies are contacted with the plane, and the first convex teeth are separated from the first face gear when the first rolling bodies are contacted with the groove surface.
Preferably, the driving disc is also provided with a second sliding rod in a sliding way, a second face gear is arranged on the tube shaft, one end of the second sliding rod is provided with a second convex tooth, the other end of the second sliding rod is provided with a second rolling body, and a fourth spring used for driving the second rolling body to contact with the end face of the fixed disc is sleeved on the second sliding rod;
the second convex teeth are meshed with the second face gear when the second rolling bodies are contacted with the plane, and the second convex teeth are out of meshing with the second face gear when the second rolling bodies are contacted with the groove surface.
Preferably, the separating mechanism comprises a fixing frame fixedly arranged on the frame and a second linear driver arranged on the fixing frame;
the push plate is arranged at the output end of the second linear driver, a second limiting rod is arranged on the push plate, and the second limiting rod is in sliding connection with the fixing frame;
and the cutter is arranged on the push plate and used for cutting off the tearing line of the paper-plastic bag.
Preferably, the automatic packaging equipment further comprises an air tightness detection mechanism, wherein the air tightness detection mechanism comprises a feeding pipe for guiding the filler into the paper-plastic bag and a third linear driver for driving the feeding pipe to longitudinally move, and a sealing mechanism for opening and closing the discharge hole is arranged in the feeding pipe;
an air bag arranged on the outer wall of the feed inlet of the feed pipe, and an air inlet channel is arranged on the feed pipe; the air outlet of the air inlet channel is divided into a first air outlet and a second air outlet, the first air outlet is communicated with the air bag, and the second air outlet is communicated with the inside of the paper plastic bag;
the first air outlet is provided with a first overflow valve, the second air outlet is provided with a second overflow valve, and the opening pressure of the second overflow valve is larger than that of the first overflow valve;
the feeding pipe is also provided with an air pressure sensor for detecting the internal pressure of the paper plastic bag.
The invention has the beneficial effects that:
in the process that the power transmission mechanism starts to drive the two groups of roller bodies to rotate in a matched and opposite way, the two groups of opening control rods respectively move the feed inlet of the paper-plastic bag along the upper left and upper right sides of the conveying direction of the paper-plastic bag through the industrial sucker, and the outer wall of the feed inlet of the paper-plastic bag is adsorbed by the industrial sucker, so that the paper-plastic bag is pulled out between the two groups of roller bodies and simultaneously the feed inlet of the paper-plastic bag is opened; and the separating mechanism cuts the tearing line between the two sections of paper plastic bags and fills materials into the paper plastic bags, and finally, the continuous package of the continuous rolling type paper plastic bags is completed by heat-sealing the feeding port of the paper plastic bags through the vacuum plastic sucking machine.
Drawings
In order to more clearly illustrate the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only of the invention and that other drawings can be obtained from them without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of a paper-plastic bag;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is an enlarged view at A of FIG. 2;
FIG. 4 is a schematic view of the internal structure of the roll body, power transmission mechanism, positioning plate, spreader lever and air tightness detection mechanism of the present invention;
FIG. 5 is a schematic perspective view of the roll body, power transmission mechanism, positioning plate, spreader lever and air tightness detection mechanism of the present invention;
FIG. 6 is an enlarged view at B of FIG. 5;
FIG. 7 is a top view of the roll body, power transmission mechanism, positioning plate, spreader lever and air tightness detection mechanism of the present invention;
FIG. 8 is a schematic view of the internal structure of the roller body, power transmission mechanism and spreader lever of the present invention;
FIG. 9 is a schematic perspective view of a first roll sheet, tube shaft and first disc of the present invention;
FIG. 10 is a front view of a first disc of the present invention;
FIG. 11 is a schematic perspective view of a first tray according to the present invention;
FIG. 12 is a top view of the present invention;
FIG. 13 is a schematic perspective view of the airtight detecting mechanism of the present invention;
fig. 14 is a schematic view showing the internal structure of the airtight detecting mechanism of the present invention.
The reference numerals in the figures are:
1-a frame; 2-a reel tightening machine; 3-roller body; 31-a first roll sheet; 311-first face gear; 32-a second roll sheet; 33-a first transmission rod; 34-a first synchronous pulley set; 4-a power transmission mechanism; 41-supporting frames; 42-a first tray; 421-holding plate; 4211-plane; 4212-groove surfaces; 422-drive the disc; 423-a first slide bar; 4231-first lobe; 4232-first rolling elements; 4233-a third spring; 424-a second slide bar; 4241-second lobe; 4242-second rolling elements; 4243-fourth springs; 43-a second tray; 44-a first motor; 45-a second transmission rod; 46-a second synchronous pulley set; 47-a first gear; 48-a second gear; 5-positioning plates; 51-notch; 52-clamping the plate; 521-bayonet; 53-a first linear drive; 6-opening a control rod; 61-sleeve; 611-tube axis; 612—push rod; 613-a second face gear; 62-a guide frame; 63-connecting plates; 631—a first stop lever; 632-a second spring; 64-a first spring; 65-an industrial chuck; 7-a separation mechanism; 71-a fixing frame; 72-a second linear drive; 73-pushing plate; 731-a second stop bar; 74-a cutter; 8-an air tightness detection mechanism; 81-feeding pipe; 811-an air bag; 812—a first overflow valve; 82-a third linear drive; 83-an intake passage; 84-a second overflow valve; 85-an air pressure sensor; 9-a paper plastic bag body; 91-tear line.
Detailed Description
The present invention will be further described in detail with reference to specific embodiments in order to make the objects, technical solutions and advantages of the present invention more apparent.
It is to be noted that unless otherwise defined, technical or scientific terms used herein should be taken in a general sense as understood by one of ordinary skill in the art to which the present invention belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
In a first aspect of the present invention, an automatic packaging device for medical paper plastic bags is provided, as shown in fig. 1 to 3, comprising a frame 1 and a reel tightening machine 2 arranged on the frame 1 and used for supporting continuous rolling paper plastic bags; the paper plastic bag conveying machine also comprises a conveying mechanism for conveying the paper plastic bags, wherein the conveying mechanism comprises a roller body 3 symmetrically arranged on the frame 1 and a power transmission mechanism 4 for driving the roller body 3;
the positioning plates 5 are symmetrically arranged on the frame 1, the positioning plates 5 correspond to the roller body 3, one side of each positioning plate 5 is clung to the outer edge surface of the roller body 3, the other side of each positioning plate is a straight surface, and the paper plastic bag feeding holes are positioned through the straight surfaces of the two groups of positioning plates 5;
the supporting control rod 6 is arranged on the frame 1 and corresponds to the roller body 3, at least one industrial sucker 65 is arranged at the movable end of the supporting control rod 6, and a notch 51 for the industrial sucker 65 to pass through is formed in the positioning plate 5; when the control rod 6 is in the first state, the industrial sucker 65 at the movable end of the control rod is positioned in the notch 51 of the positioning plate 5; when the control rod 6 is in the second state, the paper plastic bag feeding port is pulled open through the industrial sucker 65;
and the separating mechanism 7 is arranged on the frame 1 and used for cutting the continuous roll type paper plastic bag tearing line 91.
In this embodiment, the worker will even roll up the reel department cover of formula paper plastic bag and locate on the reel and prop up the machine 2, then take out the paper plastic bag and pack into between two roll bodies 3, and make the feed inlet of paper plastic bag remove to between two locating plates 5, strut control lever 6 this moment and be first operating condition, and be in the industry sucking disc 65 of opening control lever 6 active end and be in the breach 51 of locating plate 5 this moment, industry sucking disc 65 is connected with the vacuum pump, when industry sucking disc 65 and paper plastic bag contact, the vacuum pump can reduce through the pressure that makes industry sucking disc 65 inside, form a low pressure region. Due to the pressure difference, the external atmospheric pressure will push the paper plastic bag to be adsorbed on the industrial sucker 65
Then the opening control rods 6 are in a second working state, and in the process that the power transmission mechanism 4 starts to drive the two groups of roller bodies 3 to rotate in a matched opposite direction, the two groups of opening control rods 6 respectively move the feeding port of the paper plastic bag along the upper left and upper right sides of the conveying direction of the paper plastic bag through the industrial sucker 65; the paper-plastic bag feeding port is opened while the paper-plastic bag is pulled out between the two groups of roller bodies 3;
the feeding hole of the next section of paper-plastic bag is positioned between the two positioning plates 5, and as the paper-plastic bags are in continuous rolling, a tearing line 91 is arranged between each section of connected paper-plastic bags, at the moment, the separating mechanism 7 starts to work, and the separating mechanism 7 cuts off the tearing line 91 between the two sections of paper-plastic bags;
at this time, the paper-plastic bags with the feeding holes opened by the two groups of opening control rods 6 are in an independent state, a worker can manually or through a feeding mechanism place the articles to be packaged in the paper-plastic bags, and finally, the feeding holes of the paper-plastic bags can be heat-sealed through a vacuum plastic sucking machine to complete primary packaging, and the vacuum plastic sucking machine and a feeding mechanism are not shown in the picture;
the packaging process of the whole roll of plastic bags can be completed by reciprocating according to the principle.
As an embodiment, as shown in fig. 4 and 5, further:
the roller body 3 comprises a first roller sheet 31 and a second roller sheet 32 which are rotatably arranged on the frame 1, a first transmission rod 33 is arranged on the frame 1, two ends of the first transmission rod 33 are respectively in transmission connection with the first roller sheet 31 and the second roller sheet 32 through a first synchronous belt pulley group 34, and the first roller sheet 31 is in transmission connection with the output end of the power transmission mechanism 4;
the opening control rod 6 comprises a sleeve 61 positioned between the first roller sheet 31 and the second roller sheet 32 and a tube shaft 611 arranged at one end of the sleeve 61, one end of the tube shaft 611 penetrates through the second roller sheet 32 to be rotationally connected with the frame 1, and the other end of the tube shaft 611 is in transmission connection with the output end of the power transmission mechanism 4;
the guide frame 62 is fixedly arranged on the frame 1, a connecting plate 63 is arranged on the guide frame 62 in a sliding manner, and an industrial sucker 65 is arranged on the connecting plate 63; a push rod 612 is slidably arranged in the sleeve 61, and the end part of the push rod 612 is hinged with the connecting plate 63;
a first spring 64 provided on the guide frame 62 for pushing the sleeve 61 to place the industrial suction cup 65 in the notch 51 of the positioning plate 5; when the industrial chuck 65 needs to be located in the notch 51 of the positioning plate 5, the power transmission mechanism 4 is disconnected from the tube shaft 611.
In this embodiment, when the feeding hole of the paper-plastic bag is located between the two positioning plates 5, the opening control rod 6 is in a first working state, and the industrial sucker 65 located on the connecting plate 63 is located in the through notch 51 of the positioning plate 5 at this time, the vacuum pump reduces the pressure inside the industrial sucker 65, and the external atmospheric pressure will push the paper-plastic bag to be adsorbed on the industrial sucker 65;
then the power transmission mechanism 4 starts to drive the two groups of roller bodies 3 to rotate in a matched and opposite way, specifically, two sides of the paper-plastic bag are clamped and conveyed through the two pairs of first roller sheets 31 and second roller sheets 32 of the two groups of roller bodies 3; at the same time, the opening control rod 6 performs a second working state, the tube shaft 611 is driven to rotate by the power transmission mechanism and drives the sleeve 61 to rotate along with the opening control rod, the sleeve 61 drives the connecting plate 63 to move along the guide frame 62 through the push rod 612, and the push rod 612 performs a matched extending action along the axis of the sleeve 61 in the moving process of the connecting plate 63; the two connecting plates 63 positioned at the two sides of the paper plastic bag at this time respectively move the feeding hole of the paper plastic bag along the upper left and upper right of the conveying direction of the paper plastic bag through the industrial sucker 65; the paper-plastic bag feeding port is opened while the paper-plastic bag is pulled out between the two groups of roller bodies 3;
when the separation, filling and thermoplastic of the two-section paper plastic bag are completed subsequently, the power transmission mechanism 4 is disconnected with the pipe shaft 611, one end of the first spring 64 is connected with the guide frame 62, the other end of the first spring 64 is connected with the convex plate arranged on the sleeve 61, the sleeve 61 is driven to rotate under the elastic force of the first spring 64, and the sleeve 61 drives the connecting plate 63 to fall back along the guide frame 62 through the push rod 612 until the industrial sucker 65 on the connecting plate 63 is positioned in the notch 51 of the positioning plate 5.
As an embodiment, as shown in fig. 6, further:
the connecting plate 63 is provided with a first limiting rod 631 corresponding to the industrial sucker 65, the first limiting rod 631 is in sliding connection with the connecting plate 63, the industrial sucker 65 is arranged at the end part of the first limiting rod 631, and the first limiting rod 631 is sleeved with a second spring 632 for driving the industrial sucker 65 to be far away from the paper plastic bag;
the notch 51 of the positioning plate 5 is slidably provided with a clamping plate 52, the clamping plate 52 is provided with a bayonet 521 matched with the first limiting rod 631, and the diameter of the industrial sucker 65 is larger than the gap of the bayonet 521; the frame 1 is provided with a first linear actuator 53 for driving the displacement of the clamping plate 52.
In this embodiment, in order to ensure that the industrial suction cup 65 can be tightly attached to the surface of the paper-plastic bag, the following method is specifically adopted: when the feed inlet of the paper-plastic bag is positioned between the two positioning plates 5, the first limiting rod 631 is positioned in the notch 51 of the positioning plate 5, and the first limiting rod 631 is also positioned in the bayonet 521 of the clamping plate 52, and the first linear driver 53 can drive the industrial sucker 65 by pushing the clamping plate 52 because the diameter of the industrial sucker 65 is larger than the gap of the bayonet 521; the first linear driver 53 drives the clamping plate 52 into two sections, wherein the first section is that the clamping plate 52 drives the industrial sucker 65 to be in contact with the surface of the paper-plastic bag;
when two connecting plates 63 positioned at two sides of the paper-plastic bag respectively move the feeding hole of the paper-plastic bag along the upper left and upper right of the conveying direction of the paper-plastic bag through an industrial sucker 65; the paper plastic bag is pulled out between the two groups of roller bodies 3, and the feeding port of the paper plastic bag is simultaneously opened;
at this time, the first stop lever 631 and the bayonet 521 separated from the clamping plate 52 drive the second section of the clamping plate 52 by the first linear driver 53, so that the clamping plates 52 respectively positioned at two sides of the second section of paper-plastic bags are further close to each other to clamp the second section of paper-plastic bags, so as to match with the stability of the separating mechanism 7 when cutting the tearing line 91 between the two sections of paper-plastic bags;
the first linear actuator 53 is a biaxial double-rod cylinder, but not limited to this, and may be a wide-finger cylinder, and is connected to the clamping plates 52 provided on the two positioning plates 5 by one wide-finger cylinder, so that the gap between the two clamping plates 52 is controlled.
As an embodiment, as shown in fig. 7, further:
the power transmission mechanism 4 comprises a support frame 41 fixedly arranged on the stand 1, a first disc 42 and a second disc 43 are rotatably arranged on the support frame 41, the first disc 42 is in transmission connection with the first roller sheet 31 of one roller body 3 and the corresponding tube shaft 611, and the second disc 43 is in transmission connection with the first roller sheet 31 of the other roller body 3 and the corresponding tube shaft 611;
the first motor 44 is fixedly arranged on the support frame 41, and the first motor 44 is in transmission connection with the first disc 42;
the second transmission rod 45 is rotatably arranged on the support frame 41, and the first disc body 42 is in transmission connection with the second transmission rod 45 through a second synchronous belt wheel set 46;
the first gear 47 and the second gear 48 are respectively arranged on the second transmission rod 45 and the second disc 43, and the first gear 47 and the second gear 48 are meshed.
In this embodiment, the power transmission mechanism 4 starts to work, the first motor 44 drives the first disc 42 to rotate, and the first disc 42 drives the second transmission rod 45 to rotate through the second synchronous belt wheel set 46; since the second transmission rod 45 and the second disc body 43 are respectively provided with the first gear 47 and the second gear 48, the second transmission rod 45 drives the second disc body 43 to reversely rotate through the first gear 47 and the second gear 48, and finally, the opposite rotation of the first disc body 42 and the second disc body 43 is realized;
since the first tray 42 and the second tray 43 are identical in structure, the following description will be made from the driving process of the first tray 42: the first disc 42 drives the first roller sheet 31 to rotate and simultaneously drives the tube shaft 611 to rotate along with the rotation of the first roller sheet;
the first roller sheet 31 drives the second roller sheet 32 to rotate along with the first roller sheet through the cooperation of the two groups of first synchronous belt wheel groups 34 and the first transmission rod 33; the tube shaft 611 is driven to rotate by the power transmission mechanism and drives the sleeve 61 to rotate along with the power transmission mechanism, and the sleeve 61 drives the connecting plate 63 to move along the guide frame 62 through the push rod 612; finally, two connecting plates 63 positioned at two sides of the paper-plastic bag respectively move the feed inlet of the paper-plastic bag along the upper left and upper right of the conveying direction of the paper-plastic bag through an industrial sucker 65; the paper plastic bag is pulled out from between the two groups of roller bodies 3 and simultaneously the feeding port of the paper plastic bag is opened;
at this time, the first disc 42 will be disconnected from the tube shaft 611 of one of the expansion control rods 6, and the second disc 43 will be the same;
the first spring 64 pushes the lower sleeve 61 to rotate by the elastic force of the first spring, and the sleeve 61 drives the connecting plate 63 to fall back along the guide frame 62 by the push rod 612 until the industrial sucker 65 on the connecting plate 63 is positioned in the notch 51 of the positioning plate 5, so that the reset action is completed.
As an embodiment, as shown in fig. 8 to 11, further:
the first disc 42 and the second disc 43 have the same structure, and the first disc 42 includes a fixed disc 421 fixedly arranged on the support 41 and a driving disc 422 rotatably arranged on the support 41, wherein the end surface of the fixed disc 421 is divided into a plane 4211 and a groove surface 4212; the driving disc 422 and the fixed disc 421 are coaxially arranged, and the driving disc 422 is in transmission connection with the first motor 44;
the driving disc 422 is provided with a first sliding rod 423 in a sliding manner, the shaft end of the first roller sheet 31 is provided with a first face gear 311, one end of the first sliding rod 423 is provided with a first convex tooth 4231, the other end of the second sliding rod 424 is provided with a first rolling body 4232, and the first sliding rod 423 is sleeved with a third spring 4233 used for driving the first rolling body 4232 to contact with the end face of the fixed disc 421;
the first teeth 4231 are engaged with the first face gear 311 when the first rolling bodies 4232 are in contact with the flat surface 4211, and the first teeth 4231 are disengaged from the first face gear 311 when the first rolling bodies 4232 are in contact with the concave surface 4212.
The driving disc 422 is also provided with a second sliding rod 424 in a sliding manner, the tube shaft 611 is provided with a second face gear 613, one end of the second sliding rod 424 is provided with a second convex tooth 4241, the other end of the second sliding rod 424 is provided with a second rolling body 4242, and the second sliding rod 424 is sleeved with a fourth spring 4243 for driving the second rolling body 4242 to contact with the end face of the fixed disc 421;
the second convex teeth 4241 are engaged with the second face gear 613 when the second rolling bodies 4242 are in contact with the flat surface 4211, and the second convex teeth 4241 are disengaged from the second face gear 613 when the second rolling bodies 4242 are in contact with the concave surface 4212.
In this embodiment, in order to realize intermittent driving of the roller body 3, so as to ensure that the roller body 3 can recover to the first working state when stopping rotation, the following manner is specifically adopted:
in the process that the first motor 44 drives the driving disc 422 to rotate one turn, the driving disc 422 simultaneously drives the first sliding rod 423 and the second sliding rod 424 to rotate along with the first sliding rod 423 and the second sliding rod 424, and the fixed disc 421 is divided into the plane 4211 and the groove surface 4212, so that the first rolling body 4232 and the second rolling body 4242 pass through the plane 4211 and the groove surface 4212 in the process of contacting with the end surface of the fixed disc 421;
during the process that the first rolling bodies 4232 and the second rolling bodies 4242 are positioned on the plane 4211, the pushing action of the plane 4211 makes the first sliding rod 423 and the second sliding rod 424 overcome the pretightening force of the third spring 4233 and the fourth spring 4243 respectively, the first convex tooth 4231 positioned at the end part of the first sliding rod 423 is meshed with the first face gear 311, and the second convex tooth 4241 positioned at the end part of the second sliding rod 424 is meshed with the second face gear 613; at this time, the driving disc 422 is in a rotating state, the driving disc 422 drives the first face gear 311 and the second face gear 613 to rotate in the same direction through the first convex teeth 4231 and the second convex teeth 4241, and the first face gear 311 and the second face gear 613 drive the first roller sheet 31 and the tube shaft 611 to rotate;
when two connecting plates 63 positioned at two sides of the paper-plastic bag respectively move the feeding hole of the paper-plastic bag along the left upper part and the right upper part of the conveying direction of the paper-plastic bag through an industrial sucker 65 to finish the opening of the feeding hole of the paper-plastic bag, the first motor 44 stops driving the first tray 42 and the second tray 43 and waits for the separation, loading and thermoplastic of the paper-plastic bag; the first motor 44 continues to drive the first disc 42 and the second disc 43 to rotate, specifically: the driving disc 422 drives the first sliding rod 423 and the second sliding rod 424 to continue to rotate along the axis of the fixed disc 421, and the third spring 4233 and the fourth spring 4243 push the first rolling body 4232 and the second rolling body 4242 to enter the groove surface 4212 of the fixed disc 421 under the action of the elastic force of the third spring 4233 and the fourth spring 4243, and at this time, the first convex tooth 4231 and the second convex tooth 4241 are respectively disengaged from the first face gear 311 and the second face gear 613; at this time, before the first motor 44 finishes driving the driving disc 422 to make the first rolling bodies 4232 and the second rolling bodies 4242 contact the plane 4211 of the fixed disc 421 again, the first spring 64 pushes the lower sleeve 61 to rotate by its elastic force, and the sleeve 61 drives the connecting plate 63 to fall back along the guiding frame 62 by the push rod 612 until the industrial sucker 65 on the connecting plate 63 is located in the notch 51 of the positioning plate 5, thereby completing the reset action;
the first rolling elements 4232 and the second rolling elements 4242 are balls but are not limited thereto;
by adding damping rings in the connection of the first 31 and second 32 roll sheets with the frame 1, the first roll sheet 31 is prevented from rotating without being directly driven by the first teeth 4231.
As an embodiment, as shown in fig. 12, further:
the separating mechanism 7 comprises a fixed frame 71 fixedly arranged on the frame 1 and a second linear driver 72 arranged on the fixed frame 71;
the push plate 73 is arranged at the output end of the second linear driver 72, a second limiting rod 731 is arranged on the push plate 73, and the second limiting rod 731 is in sliding connection with the fixed frame 71;
a cutter 74 provided on the push plate 73 for cutting the tearing line 91 of the paper plastic bag.
In the embodiment, the separating mechanism 7 starts to work, the output end of the second linear driver 72 pushes the cutter 74 to horizontally move through the push plate 73, and the tearing line 91 between two sections of paper plastic bags is cut off in the moving process of the cutter 74;
the second linear actuator 72 is, but not limited to, a cylinder or electric push rod 612.
As an embodiment, as shown in fig. 2, 13 and 14, further:
the automatic packaging equipment also comprises an air tightness detection mechanism 8, wherein the air tightness detection mechanism 8 comprises a feeding pipe 81 for guiding the filler into the paper-plastic bag and a third linear driver 82 for driving the feeding pipe 81 to longitudinally move, and a sealing mechanism for opening and closing a discharge hole is arranged in the feeding pipe 81;
an air bag 811 arranged on the outer wall of the feed inlet of the feed pipe 81, and an air inlet channel 83 is arranged on the feed pipe 81; the air outlet of the air inlet channel 83 is divided into a first air outlet and a second air outlet, the first air outlet is communicated with the air bag 811, and the second air outlet is communicated with the inside of the paper plastic bag;
a first overflow valve 812 is arranged at the first air outlet, a second overflow valve 84 is arranged at the second air outlet, and the opening pressure of the second overflow valve 84 is larger than that of the first overflow valve 812;
the feeding pipe 81 is further provided with an air pressure sensor 85 for detecting the internal pressure of the paper plastic bag.
In this embodiment, when the paper-plastic bag is pulled out between the two sets of roller bodies 3 and the feeding port is opened, the third linear driver 82 drives the feeding pipe 81 to move down and insert into the feeding port of the paper-plastic bag, and the air inlet of the air inlet channel 83 is connected with the air transmission device, specifically, but not limited to, an air pump; the gas delivery device delivers gas into the gas inlet channel 83;
since the opening pressure of the second overflow valve 84 is greater than that of the first overflow valve 812, the first overflow valve 812 will be opened first, and then gas enters the air bag 811, and the air bag 811 is inflated to open and seal the gap between the paper-plastic bag and the discharge end of the feeding pipe 81;
when the air pressure in the air inlet channel 83 is increased after the air bag 811 is inflated, the second overflow valve 84 is opened, air in the air inlet channel 83 is conveyed into the paper plastic bag, a sealing mechanism diagram for opening and closing the discharge port is arranged in the feed pipe 81, the discharge port of the feed pipe 81 is in a sealing state under the action of the sealing mechanism, the air pressure in the paper plastic bag is detected by the air pressure sensor at 85 ℃, if the air pressure in the paper plastic bag is not increased in value, the air leakage phenomenon of the paper plastic bag can be judged, and meanwhile, the condition that the air leakage of the paper plastic bag is not allowed to continue the bagging process is indicated;
when the air pressure in the paper-plastic bag increases in value, the sealing and ironing edge of the paper-plastic bag can be judged to be finished, the air tightness of the paper-plastic bag can be ensured, the sealing mechanism is opened, and the discharge port of the feeding pipe 81 is communicated with the inside of the paper-plastic bag;
the staff can be manual or put into the inside of paper plastic bag through feed mechanism with the article that needs to pack, and the feed inlet heat-seal of rethread vacuum plastic uptake machine to paper plastic bag can both accomplish once packing at last.
The third linear actuator 82 is an electric slide but is not limited thereto.
Those of ordinary skill in the art will appreciate that: the discussion of any of the embodiments above is merely exemplary and is not intended to suggest that the scope of the invention (including the claims) is limited to these examples; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the invention, the steps may be implemented in any order and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
The present invention is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, improvement, etc. of the present invention should be included in the scope of the present invention.

Claims (7)

1. An automatic packaging device for medical paper plastic bags comprises a frame (1) and a reel tightening machine (2) arranged on the frame (1) and used for supporting continuous-rolling paper plastic bags; the paper-plastic bag conveying machine is characterized by further comprising a conveying mechanism for conveying paper-plastic bags, wherein the conveying mechanism comprises roller bodies (3) symmetrically arranged on the machine frame (1) and a power transmission mechanism (4) for driving the roller bodies (3);
the positioning plates (5) are symmetrically arranged on the frame (1), the positioning plates (5) correspond to the roller body (3), one side of each positioning plate (5) is clung to the outer edge surface of the roller body (3), the other side of each positioning plate is a flat surface, and the paper-plastic bag feeding holes are positioned through the flat surfaces of the two groups of positioning plates (5);
the supporting control rod (6) is arranged on the frame (1) and corresponds to the roller body (3), at least one industrial sucker (65) is arranged at the movable end of the supporting control rod (6), and a notch (51) for the industrial sucker (65) to pass through is formed in the positioning plate (5); when the control rod (6) is in the first state, the industrial sucker (65) at the movable end of the control rod is positioned in the notch (51) of the positioning plate (5); when the control rod (6) is in the second state, the paper-plastic bag feeding port is pulled open through the industrial sucker (65);
the separating mechanism (7) is arranged on the frame (1) and used for cutting a tearing line (91) of the continuous rolling paper plastic bag;
the roller body (3) comprises a first roller sheet (31) and a second roller sheet (32) which are rotatably arranged on the frame (1), a first transmission rod (33) is arranged on the frame (1), two ends of the first transmission rod (33) are respectively in transmission connection with the first roller sheet (31) and the second roller sheet (32) through a first synchronous belt wheel group (34), and the first roller sheet (31) is in transmission connection with the output end of the power transmission mechanism (4);
the spreading control rod (6) comprises a sleeve (61) arranged between the first roller sheet (31) and the second roller sheet (32) and a tube shaft (611) arranged at one end of the sleeve (61), one end of the tube shaft (611) penetrates through the second roller sheet (32) to be rotationally connected with the frame (1), and the other end of the tube shaft (611) is in transmission connection with the output end of the power transmission mechanism (4);
a guide frame (62) fixedly arranged on the frame (1), a connecting plate (63) is arranged on the guide frame (62) in a sliding manner, and an industrial sucker (65) is arranged on the connecting plate (63); a push rod (612) is slidably arranged in the sleeve (61), and the end part of the push rod (612) is hinged with the connecting plate (63);
a first spring (64) arranged on the guide frame (62) for pushing the sleeve (61) to enable the industrial sucker (65) to be positioned in the notch (51) of the positioning plate (5); when the industrial sucker (65) needs to be positioned in the notch (51) of the positioning plate (5), the power transmission mechanism (4) is disconnected with the tube shaft (611).
2. The automatic packaging equipment for medical paper plastic bags according to claim 1, wherein a first limiting rod (631) corresponding to the industrial sucker (65) is arranged on the connecting plate (63), the first limiting rod (631) is in sliding connection with the connecting plate (63), the industrial sucker (65) is arranged at the end part of the first limiting rod (631), and a second spring (632) for driving the industrial sucker (65) to be far away from the paper plastic bags is sleeved on the first limiting rod (631);
a clamping plate (52) is arranged in the gap (51) of the positioning plate (5) in a sliding manner, a bayonet (521) matched with the first limiting rod (631) is formed in the clamping plate (52), and the diameter of the industrial sucker (65) is larger than the gap of the bayonet (521); the frame (1) is provided with a first linear driver (53) for driving the clamping plate (52) to displace.
3. The automatic packaging equipment for medical paper-plastic bags according to claim 2, wherein the power transmission mechanism (4) comprises a support frame (41) fixedly arranged on the frame (1), a first disc body (42) and a second disc body (43) are rotatably arranged on the support frame (41), the first disc body (42) is in transmission connection with a first roller sheet (31) of one roller body (3) and a corresponding tube shaft (611), and the second disc body (43) is in transmission connection with the first roller sheet (31) of the other roller body (3) and the corresponding tube shaft (611);
the first motor (44) is fixedly arranged on the support frame (41), and the first motor (44) is in transmission connection with the first disc body (42);
the second transmission rod (45) is rotatably arranged on the support frame (41), and the first disc body (42) is in transmission connection with the second transmission rod (45) through a second synchronous belt wheel set (46);
the first gear (47) and the second gear (48) are respectively arranged on the second transmission rod (45) and the second disc body (43), and the first gear (47) and the second gear (48) are meshed.
4. A medical paper plastic bag automatic packaging device according to claim 3, wherein the first tray body (42) is consistent with the second tray body (43) in structure, the first tray body (42) comprises a fixed tray (421) fixedly arranged on a supporting frame (41) and a driving tray (422) rotatably arranged on the supporting frame (41), and the end face of the fixed tray (421) is divided into a plane (4211) and a groove face (4212); the driving disc (422) and the fixed disc (421) are coaxially arranged, and the driving disc (422) is in transmission connection with the first motor (44);
a first sliding rod (423) is arranged on the driving disc (422) in a sliding manner, a first face gear (311) is arranged at the shaft end of the first roller sheet (31), a first convex tooth (4231) is arranged at one end of the first sliding rod (423), a first rolling body (4232) is arranged at the other end of the second sliding rod (424), and a third spring (4233) used for driving the first rolling body (4232) to be in end-face contact with the fixed disc (421) is sleeved on the first sliding rod (423);
the first teeth (4231) are engaged with the first face gear (311) when the first rolling bodies (4232) are in contact with the flat surface (4211), and the first teeth (4231) are disengaged from the first face gear (311) when the first rolling bodies (4232) are in contact with the groove surface (4212).
5. The automatic packaging equipment for medical paper-plastic bags according to claim 4, wherein the driving disc (422) is also provided with a second sliding rod (424) in a sliding manner, a tube shaft (611) is provided with a second face gear (613), one end of the second sliding rod (424) is provided with a second convex tooth (4241), the other end of the second sliding rod (424) is provided with a second rolling body (4242), and the second sliding rod (424) is sleeved with a fourth spring (4243) for driving the second rolling body (4242) to be in contact with the end face of the fixed disc (421);
the second teeth (4241) mesh with the second face gear (613) when the second rolling bodies (4242) are in contact with the flat surface (4211), and the second teeth (4241) are disengaged from the second face gear (613) when the second rolling bodies (4242) are in contact with the groove surface (4212).
6. The automatic packaging equipment for medical paper plastic bags according to claim 1, wherein the separating mechanism (7) comprises a fixing frame (71) fixedly arranged on the frame (1), and a second linear driver (72) arranged on the fixing frame (71);
the push plate (73) is arranged at the output end of the second linear driver (72), a second limiting rod (731) is arranged on the push plate (73), and the second limiting rod (731) is in sliding connection with the fixed frame (71);
and the cutter (74) is arranged on the push plate (73) and used for cutting off the paper plastic bag tearing line (91).
7. The automatic packaging equipment for medical paper-plastic bags according to claim 1, wherein the automatic packaging equipment further comprises an air tightness detection mechanism (8), the air tightness detection mechanism (8) comprises a feeding pipe (81) for guiding filler into the paper-plastic bags and a third linear driver (82) for driving the feeding pipe (81) to longitudinally move, and a sealing mechanism for opening and closing a discharge hole is arranged inside the feeding pipe (81);
an air bag (811) arranged on the outer wall of the feed inlet of the feed pipe (81), and an air inlet channel (83) is arranged on the feed pipe (81); the air outlet of the air inlet channel (83) is divided into a first air outlet and a second air outlet, the first air outlet is communicated with the air bag (811), and the second air outlet is communicated with the inside of the paper plastic bag;
a first overflow valve (812) is arranged at the first air outlet, a second overflow valve (84) is arranged at the second air outlet, and the opening pressure of the second overflow valve (84) is larger than that of the first overflow valve (812);
the feeding pipe (81) is also provided with an air pressure sensor (85) for detecting the internal pressure of the paper plastic bag.
CN202410065511.5A 2024-01-17 2024-01-17 Automatic packaging equipment for medical paper-plastic bags Active CN117566222B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202410065511.5A CN117566222B (en) 2024-01-17 2024-01-17 Automatic packaging equipment for medical paper-plastic bags

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202410065511.5A CN117566222B (en) 2024-01-17 2024-01-17 Automatic packaging equipment for medical paper-plastic bags

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CN117566222B true CN117566222B (en) 2024-03-19

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103738538A (en) * 2013-12-26 2014-04-23 楚天科技股份有限公司 Opening mechanism for packaging bag
CN204507408U (en) * 2015-03-02 2015-07-29 衡阳康地饲料有限公司 A kind of feed automatic bagging equipment
CN108706139A (en) * 2018-06-19 2018-10-26 厦门祺安达自动化设备有限公司 A kind of vertical bacterium bag sack filling machine
CN110436038A (en) * 2019-08-08 2019-11-12 安庆市天润纸塑包装有限责任公司 A kind of primary sterilization packaging paper plastic bag and its processing unit (plant)
CN210706264U (en) * 2019-10-09 2020-06-09 威海恒瑞新型包装材料有限公司 Medical paper-plastic packaging bag making machine
CN114313456A (en) * 2022-02-15 2022-04-12 中南大学 Automatic packaging equipment for paper-plastic bag of oral cavity instrument

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103738538A (en) * 2013-12-26 2014-04-23 楚天科技股份有限公司 Opening mechanism for packaging bag
CN204507408U (en) * 2015-03-02 2015-07-29 衡阳康地饲料有限公司 A kind of feed automatic bagging equipment
CN108706139A (en) * 2018-06-19 2018-10-26 厦门祺安达自动化设备有限公司 A kind of vertical bacterium bag sack filling machine
CN110436038A (en) * 2019-08-08 2019-11-12 安庆市天润纸塑包装有限责任公司 A kind of primary sterilization packaging paper plastic bag and its processing unit (plant)
CN210706264U (en) * 2019-10-09 2020-06-09 威海恒瑞新型包装材料有限公司 Medical paper-plastic packaging bag making machine
CN114313456A (en) * 2022-02-15 2022-04-12 中南大学 Automatic packaging equipment for paper-plastic bag of oral cavity instrument

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