CN114750459A - Plastic bag sealing and cutting machine - Google Patents
Plastic bag sealing and cutting machine Download PDFInfo
- Publication number
- CN114750459A CN114750459A CN202210498598.6A CN202210498598A CN114750459A CN 114750459 A CN114750459 A CN 114750459A CN 202210498598 A CN202210498598 A CN 202210498598A CN 114750459 A CN114750459 A CN 114750459A
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- Prior art keywords
- bag
- pressing plate
- plastic bag
- plastic
- plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 39
- 238000007789 sealing Methods 0.000 title claims abstract description 36
- 239000000463 material Substances 0.000 claims abstract description 83
- 238000003825 pressing Methods 0.000 claims abstract description 81
- 230000001360 synchronised effect Effects 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000003756 stirring Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/14—Cutting, e.g. perforating, punching, slitting or trimming
- B31B70/20—Cutting sheets or blanks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/02—Feeding or positioning sheets, blanks or webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/02—Feeding or positioning sheets, blanks or webs
- B31B70/04—Feeding sheets or blanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/60—Uniting opposed surfaces or edges; Taping
- B31B70/64—Uniting opposed surfaces or edges; Taping by applying heat or pressure
Landscapes
- Auxiliary Devices For And Details Of Packaging Control (AREA)
Abstract
The invention relates to the technical field of plastic bag production equipment, and provides a plastic bag sealing and cutting machine which comprises a rack, a controller, a heat sealing cutting mechanism, a material shifting mechanism, a bag pressing plate mechanism and a stacking table board, wherein the controller, the heat sealing cutting mechanism, the material shifting mechanism, the bag pressing plate mechanism and the stacking table board are arranged on the rack, the heat sealing cutting mechanism, the material shifting mechanism, the bag pressing plate mechanism and the stacking table board are connected and controlled by the controller, the heat sealing cutting mechanism outputs heat-sealed and flexibly cut plastic bags, the heat-sealed and flexibly cut plastic bags are sequentially conveyed to the stacking table board through the material shifting mechanism and the bag pressing plate mechanism, the plastic bag sealing and cutting machine further comprises a top plate, the top plate is arranged at the lower part of a lower bag pressing plate of the bag pressing plate mechanism, the vertical surface of the top plate protrudes out of the bag pressing plate, and the controller controls the material shifting mechanism to alternately clamp bag heads stacked on the stacking table board by matching with the top plate and the bag pressing plate mechanism when the plastic bags are pressed by a material shifting rod of the material shifting mechanism. The invention solves the problem that the plastic bags of the existing plastic bag sealing and cutting machine can generate positioning needles to pierce holes when the plastic bags are automatically stacked.
Description
Technical Field
The invention relates to the technical field of plastic bag production equipment, in particular to a plastic bag sealing and cutting machine.
Background
Currently, a bag cutter is used to cut one side of a roll film and heat-seal and cut both ends of the roll film to form individual plastic bags, and stack the plastic bags for easy stacking. Referring to fig. 1, after a single plastic bag is formed by heat sealing and cutting, the existing bag cutting machine is to stack the plastic bags by a structure formed by matching a heat sealing and cutting mechanism to sequentially send the heat sealed and flexibly cut plastic bags to a material shifting rod 1 ', a positioning needle 2', an upper bag pressing plate 3 ', a lower bag pressing plate 4' and a stacking table 5 ', wherein the material shifting rod 1' is located at the output end of the heat sealing and cutting mechanism and located above the plastic bags to press down the head of the stacked single plastic bag and to press and cut the multi-point connection existing between the cut single plastic bag and the next plastic bag into the single plastic bag, the upper bag pressing plate 3 'can move up and down and press on the lower bag pressing plate, and the upper bag pressing plate 3' and the lower bag pressing plate 4 'can move up and down on a frame, the positioning needle 2' is located on the lower bag pressing plate 4 ', the lower bag pressing plate 4' is located at the front end of the stacking table 5 ', namely, after cutting, the plastic bags are blown to the stacking table 5', the upper bag pressing plate 3 ' presses the lower bag pressing plate 4 ' to press the bag mouth of each plastic bag to the positioning needle 2 ' on the lower bag pressing plate 4 ' to realize the positioning of each plastic bag, so that the single plastic bags conveyed to the stacking table 5 ' are stacked under the assistance of the positioning needles 2 ', then the bag pressing plate 3 ' is lifted up and the material stirring rod 1 ' presses down to press down the single plastic bag head on the positioning needles 2 ' and break the multipoint connection between the cut single plastic bag and the next plastic bag into the single plastic bag, the operation is repeated in such a way, the heat sealing, cutting and stacking of the single plastic bags are realized, after the plastic bags with the set number are stacked, the lower bag pressing plate 4 ' descends to drive the positioning needles 2 ' to move downwards to leave the stacked plastic bag heads and the stacking table conveys the stacked plastic bags to the next process. However, the plastic bags are stacked in the structure, two holes need to be formed by puncturing the plastic bags through two positioning needles 2', and the plastic bags which need to be stacked without holes in some occasions can only be stacked manually, so that the efficiency is low and the speed is low.
Disclosure of Invention
Therefore, aiming at the problems, the invention provides the plastic bag sealing and cutting machine which has reasonable structure and convenient use, realizes the non-porous heat sealing and cutting and the automatic stacking of the plastic bags and improves the working efficiency.
In order to solve the technical problem, the invention adopts the following scheme: a sealing and cutting machine for plastic bag is composed of machine frame, controller, heat-sealing cutting unit, material shifting unit, bag pressing unit and stack table top, the heat-sealing cutting unit, material shifting unit, bag pressing unit and stack table top connected to each other and controlled by said controller, the plastic bag cut by said heat-sealing cutting unit, and bag pressing unit Realize clearance fit centre gripping plastic bag head during the plastic bag, the controller control kickoff constructs cooperation roof and presses the alternative centre gripping of bag board mechanism to pile up in the plastic bag head of piling up the mesa.
The improved plastic bag head clamp is characterized by further comprising a pushing mechanism, wherein the pushing mechanism is arranged on the rack and located below the top plate, the output end of the pushing mechanism faces the material stirring rod of the material stirring mechanism, and the output end of the pushing mechanism and the top plate are arranged in parallel up and down and matched with the material stirring rod of the material stirring mechanism to clamp the plastic bag head.
In a further improvement, the pushing mechanism comprises a power mechanism and a push plate or an elastic cushion arranged on an output shaft of the power mechanism, and the power mechanism is an eccentric output shaft driven by a cylinder or an oil cylinder or a servo motor.
In a further improvement, the top plate is obliquely and upwards arranged from the fixed side edge of the bag pressing plate mechanism to extend towards the downward pressing direction of the material poking rod of the material poking mechanism, and the top plate is an elastic plate.
In a further improvement, the top plate is an elastic plastic plate.
The bag pressing plate mechanism comprises a second driving mechanism, a third driving mechanism, an upper bag pressing plate, a lower bag pressing plate and a vertical guide rod, the second driving mechanism and the third driving mechanism are respectively connected and drive the upper bag pressing plate and the lower bag pressing plate to move up and down in the rack, and the vertical guide rod penetrates through the upper bag pressing plate and the lower bag pressing plate.
The improved bag pushing mechanism further comprises a fourth driving mechanism, one side edge of the top plate, which is far away from the material pushing mechanism, is hinged with the lower portion of a bag pressing plate of the bag pressing plate mechanism, the fourth driving mechanism is arranged on the rack, the output end of the fourth driving mechanism is connected with the fourth driving mechanism and drives one side edge of the top plate, which is close to the material pushing mechanism, to lift or descend so as to adjust the width of a gap between the top plate and a material pushing rod of the material pushing mechanism.
In a further improvement, the fourth driving mechanism is a cylinder or an oil cylinder.
By adopting the technical scheme, the invention has the beneficial effects that: the top plate is arranged at the lower part of the lower bag pressing plate of the bag pressing plate mechanism, the vertical surface of the lower bag pressing plate protruding out of the top plate and a material poking rod of the material poking mechanism are pressed down to separate the plastic bags, the controller controls the material poking mechanism to be matched with the top plate and the bag pressing plate mechanism to alternately clamp the plastic bag heads of the stacked and stacked table boards, so that the plastic bags are firstly conveyed to the stacked table board, the plastic bag belt heads are pressed down by the bag pressing plate mechanism, then the single plastic bag head is pushed down by the material poking mechanism and the multi-point connection existing between the cut single plastic bag and the next plastic bag is pressed into the single plastic bag, at the moment, the material poking mechanism is not reset temporarily and is matched with the top plate to clamp the plastic bag belt heads stacked on the stacked table board, the upper pressure plate of the bag pressing plate mechanism is lifted up to convey the next plastic bag to the stacked table board continuously, and the upper pressure plate of the bag pressing plate mechanism is pressed down to press the plastic bag belt heads on the stacked table board, then the material shifting mechanism rotates to press down the next single plastic bag head and press and break the multi-point connection between the cut single plastic bag and the next plastic bag into the single plastic bag and the plastic bag head matched with the top plate to clamp the plastic bag head stacked on the stacking table, the steps are repeated in such a way, the plastic bags stacked on the stacking table are integrally stacked, and the plastic bag head is fixed and positioned without being punctured by a positioning needle, so that the plastic bag stacking machine has a reasonable structure and convenient use, realizes the non-hole heat sealing and cutting and automatic stacking and improves the working efficiency, and through further arrangement, namely the arrangement of the pushing mechanism, the output end of the pushing mechanism and the top plate are arranged in parallel up and down and are matched with the material shifting rod of the material shifting mechanism to carry out double clamping on the plastic bag head, the stability of clamping the plastic bag head by the material shifting rod, the top plate and the pushing mechanism of the material shifting mechanism is effectively ensured, and the plastic bag head is stacked neatly, the output end of the fourth driving mechanism is connected with the top plate and drives the top plate to lift or descend near one side edge of the material stirring mechanism to adjust the gap width between the top plate and the material stirring rods of the material stirring mechanism, so that a user can adjust the positions of the top plates according to the stacking quantity of the plastic bags to enable the fixing effect of clamping the plastic bag belt heads between the top plate and the material stirring rods of the material stirring mechanism to be better, the plastic bags can be stacked more neatly and stably, and the plastic bag stacking device can be widely popularized and applied.
Drawings
FIG. 1 is a schematic view of a vertical structure of a conventional sealing and cutting machine for plastic bags;
fig. 2 is a schematic view of a part of the structure in the vertical direction of the embodiment of the invention.
Detailed Description
The present invention will now be further described with reference to the drawings and the detailed description, wherein the controller, the heat sealing and cutting mechanism, the material shifting mechanism, the bag pressing mechanism, and the stacking table are all conventional components, and therefore will not be described in detail in the following embodiments.
Referring to fig. 2, the preferred sealing and cutting machine for plastic bags of the present invention comprises a frame 1, a controller disposed on the frame 1, a heat sealing and cutting mechanism, a material shifting mechanism 2, a bag pressing mechanism 3, a stacking table 4, a top plate 5 and a pushing mechanism 6, wherein the heat sealing and cutting mechanism, the material shifting mechanism 2, the bag pressing mechanism 3, the stacking table 4 and the pushing mechanism 6 are all connected and controlled by the controller, the heat sealing and cutting mechanism outputs heat-sealed and flexibly cut plastic bags which are sequentially sent to the stacking table 4 through the material shifting mechanism 2 and the bag pressing mechanism 3, the top plate 5 is an elastic plastic plate, the top plate 5 is disposed at the lower part of a bag pressing plate 31 of the bag pressing mechanism 3, the top plate 5 is obliquely and upwardly extended toward the material shifting rod 21 of the material shifting mechanism 2 from the fixed side edge of the bag pressing plate 31 of the bag pressing mechanism 3, and the vertical surface of the protruding bag pressing plate 31 of the top plate 5 is in clearance fit with the material shifting rod 21 of the material shifting mechanism 2 to clamp plastic bag heads when the plastic bags are pressed and separated The utility model discloses a plastic bag machine, including the frame 2, pushing mechanism 6 includes power unit 61 and locates power unit 61 output epaxial push pedal 62, power unit 61 is the cylinder, pushing mechanism 6 locates and lies in push pedal 62 towards the pole 21 of dialling material mechanism 2 on the frame 1 in the output of 5 below of roof and pushing mechanism 6, pushing mechanism 6 goes up push pedal 62 and roof 5 parallel arrangement from top to bottom and dials the cooperation of the pole 21 of dialling material mechanism 2 and carries out the triangle formula centre gripping with the plastic bag head, the controller control is dialled material mechanism 2 cooperation roof 5 and is pressed bag board mechanism 3 and alternately the centre gripping and pile up in the plastic bag head of piling up the mesa.
Wherein dial material mechanism and include actuating mechanism, synchronous wheelset 22 and two piece at least material stirring rods 21, actuating mechanism connects and drives synchronous wheelset 22 and rotates on frame 1, and each material stirring rod 21 sets firmly in the synchronous area of synchronous wheelset 22 at an interval parallel respectively, dials material mechanism 2 and locates between heat-seal cutting mechanism and the bag pressing plate mechanism 3 and be located the plastic bag top of the plastic bag with the point connection press with the bag end and break, presses bag plate mechanism 3 to include second actuating mechanism, third actuating mechanism, go up and press bag board 32, press bag board 31 and vertical guide bar 33 down, second actuating mechanism and third actuating mechanism connect respectively and drive and go up and press bag board 32 and press bag board 31 down and reciprocate in frame 1, and vertical guide bar 33 wears to locate between last bag board 32 and the lower bag board 31.
The controller can be a PLC controller or a CNC controller, the top plate can also be an elastic plate or a fixed plate made of other materials, the pushing mechanism can be a pushing plate or an elastic cushion arranged on an output shaft of the power mechanism, and the power mechanism is an eccentric output shaft driven by an oil cylinder or a servo motor; the fourth driving mechanism can be additionally arranged, one side of the top plate, which is far away from the material shifting mechanism, is hinged with the lower part of a bag pressing plate of the bag pressing plate mechanism, the fourth driving mechanism is arranged on the rack, the output end of the fourth driving mechanism is connected with the side of the top plate, which is close to the material shifting mechanism, and drives the side of the top plate to lift up or fall down to adjust the width of a gap between the top plate and a material shifting rod of the material shifting mechanism, and the fourth driving mechanism can be an air cylinder or an oil cylinder.
The invention realizes the clearance fit clamping of plastic bag heads when the top plate is arranged at the lower part of the lower bag pressing plate of the bag pressing plate mechanism and the vertical surface of the top plate protruding out of the lower bag pressing plate and a material poking rod of the material poking mechanism are used for downwards pressing plastic bags to separate the plastic bags, and the controller controls the material poking mechanism to be matched with the top plate and the bag pressing plate mechanism to alternatively clamp the plastic bag heads stacked and stacked on the stacking table, so that the plastic bags are firstly sent to the stacking table to be pressed by the bag pressing plate mechanism, then the material poking mechanism is used for downwards pressing the single plastic bag head and pressing and breaking the multi-point connection existing between the cut single plastic bag and the next plastic bag into the single plastic bag, at the moment, the material poking mechanism is not reset to be matched with the top plate to clamp the plastic bag heads stacked on the stacking table, then the upper pressing plate of the bag pressing plate mechanism is lifted to continuously convey the next plastic bag to the stacking table, and then the upper pressing plate of the bag pressing plate mechanism is used for downwards pressing and pressing the plastic bag heads on the stacking table, then the material shifting mechanism rotates to press down the next single plastic bag head and press and break the multi-point connection between the cut single plastic bag and the next plastic bag into the single plastic bag and the plastic bag head matched with the top plate to clamp the plastic bag head stacked on the stacking table, the steps are repeated in such a way, the plastic bags stacked on the stacking table are integrally stacked, and the plastic bag head is fixed and positioned without being punctured by a positioning needle, so that the structure is reasonable, the use is convenient, the plastic bags are cut by nonporous heat sealing and are automatically stacked, and the working efficiency is improved, through further arrangement, the output end of the pushing mechanism is connected with the top plate and drives the top plate to lift or descend to adjust the gap width between the top plate and the material shifting rod of the material shifting mechanism, and a user can adjust and control the positions of the top plate according to the stacking number of the plastic bags so that the fixing effect of clamping the plastic bag head between the top plate and the material shifting rod of the material shifting mechanism is better, the plastic bags are stacked more neatly and stably, and can be widely popularized and applied.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. The utility model provides a plastic bag sealing and cutting machine, includes the frame, locates controller, heat-seal cutting mechanism in the frame, dials material mechanism, presses bag board mechanism and piles up the mesa, the heat-seal cuts the mechanism, dials material mechanism, presses bag board mechanism and piles up the mesa and all connect and be controlled by the controller, the heat-seal cuts the plastic bag that mechanism output heat-seal and flexibility cut off and send to piling up the mesa, its characterized in that through dialling material mechanism, pressing bag board mechanism in proper order: still include the roof, dial the material mechanism and include actuating mechanism, synchronous wheelset and two piece at least material poles of dialling, actuating mechanism connects and drives synchronous wheelset and rotate in the frame, and each material pole of dialling is parallel to set firmly on the synchronous area of synchronous wheelset respectively at the interval, dials the material mechanism and locates the heat-seal and cut the mechanism and press between the bag plate mechanism and be located the plastic bag head and the bag end pressure absolutely of the plastic bag top with the point connection, the roof is located and is pressed bag plate lower part and roof protrusion of bag plate mechanism and is pressed the vertical face of bag plate and realize clearance fit centre gripping plastic bag head when dialling the material pole of dialling the material mechanism and push down the plastic bag separation plastic bag, controller control is dialled material mechanism cooperation roof and is pressed bag plate mechanism centre gripping in turn and is piled up in the plastic bag head of piling up the mesa.
2. The plastic bag sealing and cutting machine of claim 1, wherein: still include pushing mechanism, pushing mechanism locates the kickoff pole that is located roof below and pushing mechanism's output orientation kickoff mechanism in the frame, pushing mechanism's output and roof parallel arrangement from top to bottom and with the kickoff pole cooperation of kickoff mechanism with the centre gripping of plastic bag head.
3. The plastic bag sealing and cutting machine of claim 2, wherein: the pushing mechanism comprises a power mechanism and a push plate or an elastic cushion arranged on an output shaft of the power mechanism, and the power mechanism is an eccentric output shaft driven by a cylinder or an oil cylinder or a servo motor.
4. The plastic bag sealing and cutting machine of claim 1, 2 or 3, wherein: the top plate is arranged in a way that the fixed side edge of the bag pressing plate pressing mechanism inclines upwards and extends towards the downward pressing direction of the material poking rod of the material poking mechanism, and the top plate is an elastic plate.
5. The plastic bag sealing and cutting machine of claim 4, wherein: the top plate is an elastic plastic plate.
6. The plastic bag sealing and cutting machine of claim 1, wherein: the bag pressing plate mechanism comprises a second driving mechanism, a third driving mechanism, an upper bag pressing plate, a lower bag pressing plate and a vertical guide rod, the second driving mechanism and the third driving mechanism are respectively connected with each other and drive the upper bag pressing plate and the lower bag pressing plate to move up and down in the rack, and the vertical guide rod penetrates through the upper bag pressing plate and the lower bag pressing plate.
7. The plastic bag sealing and cutting machine according to claim 1, wherein: the bag pushing mechanism is characterized by further comprising a fourth driving mechanism, one side edge of the top plate, which is far away from the material pushing mechanism, is hinged with the lower portion of a bag pressing plate of the bag pressing plate mechanism, the fourth driving mechanism is arranged on the rack, the output end of the fourth driving mechanism is connected with the fourth driving mechanism and drives one side edge of the top plate, which is close to the material pushing mechanism, to lift upwards or descend upwards so as to adjust the width of a gap between the top plate and a material pushing rod of the material pushing mechanism.
8. The plastic bag sealing and cutting machine according to claim 1, wherein: the fourth driving mechanism is a cylinder or an oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210498598.6A CN114750459A (en) | 2022-05-09 | 2022-05-09 | Plastic bag sealing and cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210498598.6A CN114750459A (en) | 2022-05-09 | 2022-05-09 | Plastic bag sealing and cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114750459A true CN114750459A (en) | 2022-07-15 |
Family
ID=82335346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210498598.6A Pending CN114750459A (en) | 2022-05-09 | 2022-05-09 | Plastic bag sealing and cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114750459A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4662864A (en) * | 1984-04-28 | 1987-05-05 | Lemo M. Lehmacher & Sohn Gmbh Maschinenfabrik | Apparatus for stacking and padding plastic bags |
| CN104875923A (en) * | 2015-05-29 | 2015-09-02 | 温州佳德包装机械有限公司 | Particle bag feeder |
| CN111844907A (en) * | 2019-04-25 | 2020-10-30 | 广州市金章塑料制品有限公司 | Bag cutting machine |
| CN112977968A (en) * | 2021-04-25 | 2021-06-18 | 王俊敏 | Novel plastic bag sealing and cutting machine |
| CN220576733U (en) * | 2022-05-09 | 2024-03-12 | 王俊敏 | Novel plastic bag sealing and cutting machine |
-
2022
- 2022-05-09 CN CN202210498598.6A patent/CN114750459A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4662864A (en) * | 1984-04-28 | 1987-05-05 | Lemo M. Lehmacher & Sohn Gmbh Maschinenfabrik | Apparatus for stacking and padding plastic bags |
| CN104875923A (en) * | 2015-05-29 | 2015-09-02 | 温州佳德包装机械有限公司 | Particle bag feeder |
| CN111844907A (en) * | 2019-04-25 | 2020-10-30 | 广州市金章塑料制品有限公司 | Bag cutting machine |
| CN112977968A (en) * | 2021-04-25 | 2021-06-18 | 王俊敏 | Novel plastic bag sealing and cutting machine |
| CN220576733U (en) * | 2022-05-09 | 2024-03-12 | 王俊敏 | Novel plastic bag sealing and cutting machine |
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