CN209971693U - Heat sealing device of PE film heat sealing bag making machine - Google Patents
Heat sealing device of PE film heat sealing bag making machine Download PDFInfo
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- CN209971693U CN209971693U CN201920473195.XU CN201920473195U CN209971693U CN 209971693 U CN209971693 U CN 209971693U CN 201920473195 U CN201920473195 U CN 201920473195U CN 209971693 U CN209971693 U CN 209971693U
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Abstract
The utility model discloses a heat sealing device of a PE film heat sealing bag making machine, which comprises a transverse sealing device and a longitudinal sealing device; the transverse sealing device and the longitudinal sealing device respectively comprise a heat sealing frame, a first upper lifting driving piece and a first lower lifting driving piece which are arranged on the heat sealing frame, an upper heat sealing cutter assembly and a lower heat sealing cutter assembly which are respectively arranged on the first upper lifting driving piece and the first lower lifting driving piece, and an air cooling assembly arranged on the upper heat sealing cutter assembly and the lower heat sealing cutter assembly, wherein a heat sealing station is formed between the upper heat sealing cutter assembly and the lower heat sealing cutter assembly; the upper heat sealing cutter assembly comprises a first upper cooling plate, a first upper heat insulation plate, an upper heating resistance wire and a first upper heat insulation piece which are arranged from top to bottom and connected in sequence, and the lower heat sealing cutter assembly comprises a first lower cooling plate, a first lower heat insulation plate, a lower heating resistance wire and a first lower heat insulation piece which are arranged from bottom to top and connected in sequence. Will the utility model discloses install and to carry out effective heat-seal to the PE membrane on the system bag machine to improve the quality of the preparation of the PE membrane bag body.
Description
Technical Field
The utility model relates to a system bag machine, more specifically relate to a sealing device of PE membrane heat seal system bag machine.
Background
The bag making machine is a device for making packaging bags, wherein plastic films are divided into an upper film and a lower film which are respectively guided and conveyed, then the upper film and the lower film are overlapped at proper positions, the overlapped upper film and the overlapped lower film form a plurality of bag body structures after being subjected to transverse and longitudinal edge sealing, and finally the bag bodies are cut by a cutter to form a plurality of bag bodies.
Among the prior art, bag machine's banding device is constant temperature heating structure, and it is at the in-process to the heat-seal of PE membrane bag body, and the PE membrane can soften, leads to the PE membrane easy fracture when by the tractive to lead bag machine among the prior art can't carry out the heat-seal to PE, perhaps be that the effect of heat-seal is relatively poor, lead to the in-process of the PE membrane bag body at the use unstable, easy damage.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a sealing device of PE membrane heat seal system bag machine will the utility model discloses install on system bag machine, can carry out effective heat-seal to the PE membrane to improve the quality of the preparation of the PE membrane bag body.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a heat sealing device of a PE film heat sealing bag making machine is characterized in that: comprises a transverse sealing device and a longitudinal sealing device;
the transverse sealing device and the longitudinal sealing device respectively comprise a heat sealing frame, a first lifting driving piece and a first lower lifting driving piece which are arranged on the heat sealing frame, an upper heat sealing cutter assembly and a lower heat sealing cutter assembly which are respectively arranged on the first lifting driving piece and the first lower lifting driving piece, and an air cooling assembly which is arranged on the upper heat sealing cutter assembly and the lower heat sealing cutter assembly, wherein a heat sealing station is formed between the upper heat sealing cutter assembly and the lower heat sealing cutter assembly, and the air cooling assembly can blow air towards the heat sealing station;
the upper heat sealing cutter assembly comprises a first upper cooling plate, a first upper heat insulation plate, an upper heating resistance wire and a first upper heat insulation piece which are arranged from top to bottom and connected in sequence, and the lower heat sealing cutter assembly comprises a first lower cooling plate, a first lower heat insulation plate, a lower heating resistance wire and a first lower heat insulation piece which are arranged from bottom to top and connected in sequence.
Preferably, the upper heat-sealing knife assembly further comprises a first upper lifting plate, and the first upper cooling plate is mounted on the first upper lifting plate; the lower heat-sealing cutter assembly further comprises a first lower lifting plate, and the first lower cooling plate is arranged on the first lower lifting plate.
Preferably, both sides of the first upper lifting plate and both sides of the first lower lifting plate are provided with mounting shafts, both sides of the first upper thermal insulation member and both sides of the first lower thermal insulation member are fixed to the mounting shafts, and the middle part of the first upper thermal insulation member and the middle part of the first lower thermal insulation member are respectively padded on the lower surface of the upper heating resistance wire and the upper surface of the lower heating resistance wire.
Preferably, guiding assemblies are arranged between the first upper lifting plate and the heat sealing frame, and between the first lower lifting plate and the heat sealing frame.
Preferably, the apparatus further comprises two cooling means provided in a step subsequent to the horizontal sealing means and a step subsequent to the vertical sealing means, respectively.
Preferably, the cooling mechanism includes a cooling rack, a second upper lifting drive member and a second lower lifting drive member mounted on the cooling rack, a second upper lifting plate and a second lower lifting plate respectively mounted on the second upper lifting drive member and the second lower lifting drive member, a second upper cooling plate and a second lower cooling plate respectively mounted on the second upper lifting plate and the second lower lifting plate, a second upper heat insulation plate and a second lower heat insulation plate respectively mounted on the second upper cooling plate and the second lower cooling plate, a second upper heat insulation member and a second lower heat insulation member respectively disposed on the second upper heat insulation plate lower surface and the second lower heat insulation plate upper surface.
Preferably, the first upper cooling plate, the second upper cooling plate, the first lower cooling plate and the second lower cooling plate all comprise plate bodies and cold water channels arranged in the plate bodies.
Preferably, the air cooling assembly comprises an air pipe and an air deflector, a plurality of air outlets are formed in the side wall of the air pipe, the air pipe is provided with a plurality of air outlets and is respectively installed on the side walls of the first upper cooling plate and the first lower cooling plate, and the air deflector is installed on the side wall of the air pipe and guides air blown out of the air outlets to the heat sealing station.
The utility model has the advantages that: will the utility model discloses sealing device installs on the system bag machine that corresponds, through last hot sealing knife tackle spare, lower hot sealing knife tackle spare and air-cooled subassembly, can carry out effective heat-seal to the PE membrane to improve the quality that the PE membrane bag body was prepared.
Drawings
FIG. 1 is a schematic overall view of a PE film heat-sealing bag making machine with a heat-sealing device according to the present embodiment;
FIG. 2 is a longitudinal sealing device according to the present embodiment;
FIG. 3 is a cross sealing device according to the present embodiment;
FIG. 4 is a view showing a cooling mechanism provided in the present embodiment;
fig. 5 is a material breaking device provided in this embodiment;
fig. 6 is a positioning device provided in the present embodiment.
Detailed Description
The heat sealing device of the PE film heat sealing bag making machine of the present invention will be further described with reference to fig. 1 to 6.
A heat sealing device of a PE film heat sealing bag making machine comprises a general frame 10, and a feeding device 20, a transverse sealing device 30, a drawing device 50, a longitudinal sealing device 60, a positioning device 70, a material cutting device 80 and a material receiving device 90 which are sequentially arranged on the general frame 10, wherein raw materials pass through the devices to form a bag body.
The feeding device 20 is provided with two feeding rollers 21 for the material roll to be erected, in this embodiment, the two feeding rollers are used for simultaneously providing two materials and realizing the heat sealing of the two materials on subsequent stations;
the transverse sealing device and the longitudinal sealing device 60 respectively comprise a heat sealing frame 61 arranged on the general frame 10, a first upper lifting driving piece 68 and a first lower lifting driving piece 65 arranged on the heat sealing frame 61, an upper heat sealing cutter assembly 64 and a lower heat sealing cutter assembly 66 respectively arranged on the first upper lifting driving piece 68 and the first lower lifting driving piece 65, and an air cooling assembly 67 arranged on the upper heat sealing cutter assembly 64 and the lower heat sealing cutter assembly 66, wherein a heat sealing station 69 is formed between the upper heat sealing cutter assembly 64 and the lower heat sealing cutter assembly 66, and the air cooling assembly 67 can blow air towards the heat sealing station 69; in this embodiment, the first upper lifting driving member 68 and the first lower lifting driving member 65 are both air cylinders, and two of the first upper lifting driving member 68 and the first lower lifting driving member 65 are provided, so as to improve the stability of the lifting driving of the upper heat seal cutter assembly 64 and the lower heat seal cutter assembly 66.
The upper heat sealing knife assembly 64 comprises a first upper cooling plate 642, a first upper heat insulation plate 643, an upper heating resistance wire 644 and a first upper heat insulation element 645 which are arranged from top to bottom and connected in sequence, and the lower heat sealing knife assembly 66 comprises a first lower cooling plate 661, a first lower heat insulation plate 663, a lower heating resistance wire 664 and a first lower heat insulation element 665 which are arranged from bottom to top and connected in sequence;
the drawing device 50 comprises a first motor and two drawing rollers, a drawing channel is formed between the two drawing rollers, the first motor is connected with the two drawing rollers through a gear set to drive the two drawing rollers to rotate in opposite directions, and when the raw material is conveyed, the raw material is clamped by the two drawing rollers through the drawing channel and is dragged to convey;
the positioning device 70 includes a sensor 71, and the sensor 71 is electrically connected to the first motor and controls the on/off of the first motor. In this embodiment, a mark is set on the raw material, so that the raw material is detected by the sensor 71 every time the raw material is conveyed for a certain distance, after the sensor 71 detects the mark, a corresponding signal is sent to a control system of the bag making machine, and the control system controls the start and stop of the first motor to heat seal the raw material.
When in work: the two rolls of raw materials are respectively erected on two feeding rollers of the feeding device 20, and the raw materials are conveyed in a vertically overlapped state under the action of the drawing device 50; in the conveying process, after the positioning device 70 detects the corresponding mark on the raw material, the first motor stops drawing; the first upper lifting driving member 68 drives the upper heat-sealing knife assembly 64 to move downwards to the heat-sealing station 69, and the first lower lifting driving member 65 drives the lower heat-sealing knife assembly 66 to move upwards to the heat-sealing station 69; in this state, the upper heat seal blade assembly 64 and the lower heat seal blade assembly 66 are respectively attached to the upper and lower surfaces of the raw material; the upper heating resistance wire 644 and the lower heating resistance wire 664 are electrified to generate heat, and the two raw materials are thermally sealed; after the upper heating resistance wire 644 and the lower heating resistance wire 664 are heated for a certain time, the energization is stopped, and under the action of the first upper cooling plate 642 and the first lower cooling plate 661, the upper heating resistance wire 644 and the lower heating resistance wire 664 can be rapidly cooled, so that the raw materials can be rapidly cooled at the heat-sealing position; when the upper heating resistance wire 644 and the lower heating resistance wire 664 are powered off, the air cooling assembly 67 works to blow air to the heat sealing station 69, so that the raw material is further quickly cooled at the heat sealing station 69, and the molten state of the raw material at the heat sealing position is quickly cooled to a solidification state, so that the structure after heat sealing is stabilized; after a period of air blowing, the first upper and lower driving members drive the upper heat-sealing knife assembly 64 to move upwards, the second lower and upper driving members drive the lower heat-sealing knife assembly 66 to move downwards, and the first motor in the drawing device 50 is started to pull the raw materials to move so as to circularly and sequentially heat-seal the raw materials. In operation, the transverse sealing device 30 and the longitudinal sealing device 60 simultaneously heat seal the raw materials, namely the transverse sealing device 30 is used for transversely sealing the raw materials, and the longitudinal sealing device 60 is used for longitudinally sealing the raw materials. First upper heat insulation board 643, the setting of first lower heat insulation board 663, can be with first upper cooling plate 642 and last heating resistor silk 644, and first cooling plate 661 separates with lower heating resistor silk 664, it generates heat to have improved upper heating resistor silk 644 and lower heating resistor silk 664, the stability of cooling, the setting of first upper heat insulation piece 645 and first lower heat insulation piece 665, can carry out thermal-insulated protection to raw and other materials, the problem of last heating resistor silk 644 and lower heating resistor silk 664 fusing the raw materials because of the high temperature has effectively been avoided, thereby the stability of heat-seal has been guaranteed, realize to PE membrane and other diaphragms, or the heat-seal between PE membrane and the PE membrane. In this embodiment, the power line is connected to the linear filter, and is connected to the upper heating resistance wire 644 and the lower heating resistance wire 664 through the controller and the pulse transformer, and the heating of the upper heating resistance wire 644 and the lower heating resistance wire 664 is controlled by the form of sending pulses, and the controller is a represon temperature regulator.
The embodiment is further configured as follows: the upper heat seal blade assembly 64 further includes a first upper lifting plate 641 mounted on the first upper lifting drive 68, and the first upper cooling plate 642 mounted on the first upper lifting plate 641; the lower heat seal blade assembly 66 further includes a first lower lift plate 662, the first lower lift plate 662 being attached to the first upper lift plate 641, and the first lower cooling plate 661 being attached to the first lower lift plate 662. This arrangement can increase the stability of the up-and-down movement of the upper heat-seal cutter unit 64 and the lower heat-seal cutter unit 66, and improve the stability of heat-sealing.
The embodiment is further configured as follows: mounting shafts 63 are arranged on two sides of the first upper lifting plate 641 and two sides of the first lower lifting plate 662, two sides of the first upper thermal insulation element 645 and two sides of the first lower thermal insulation element 665 are fixed to the mounting shafts 63, the middle part of the first upper thermal insulation element 645 and the middle part of the first lower thermal insulation element 665 are respectively padded on the lower surface of the upper heating resistance wire 644 and the upper surface of the lower heating resistance wire 664, and the arrangement can realize the padding of the first upper thermal insulation element 645 and the first lower thermal insulation element 665 on the upper heating resistance wire 644 and the lower heating resistance wire 664 respectively; the first upper thermal insulation 645 and the first lower thermal insulation 665 are each fiberglass cloth.
The embodiment is further configured as follows: the guide assemblies 62 are disposed between the first upper lifting plate 641 and the first lower lifting plate 662 and the heat-sealing frame 61. This guide assembly 62 is the uide bushing and guide post, and the uide post sets up on heat-seal frame 61, and the uide bushing is established on first last lifter plate 641 and first lifter plate 662, and this setting can further promote the stability that upper heat seal cutter unit 64 and lower heat seal cutter unit 66 reciprocated.
The embodiment is further configured as follows: two cooling mechanisms 40 are further provided, and the two cooling mechanisms 40 are provided in the subsequent step of the horizontal sealing device 30 and the subsequent step of the vertical sealing device 60, respectively. The cooling mechanism 40 can further cool and stabilize the horizontal sealing position and the vertical sealing position of the raw material, so as to improve the stability of the horizontal sealing and the vertical sealing. During operation, the material is transversely sealed and longitudinally sealed, and the cooling mechanism 40 can perform cold pressing on the transversely sealed or heat-sealed part again, so as to improve the structural strength of the transversely sealed and longitudinally sealed positions and improve the strength of the bag body.
The embodiment is further configured as follows: the cooling mechanism 40 comprises a cooling frame, a second upper lifting driving member and a second lower lifting driving member 49 which are arranged on the cooling frame, a second upper lifting plate 41 and a second lower lifting plate 47 which are respectively arranged on the second upper lifting driving member and the second lower lifting driving member 49, a second upper cooling plate 42 and a second lower cooling plate 46 which are respectively arranged on the second upper lifting plate 41 and the second lower lifting plate 47, a second upper heat insulation plate 44 and a second lower heat insulation plate 45 which are respectively arranged on the second upper cooling plate 42 and the second lower cooling plate 46, a second upper heat insulation piece 43 and a second lower heat insulation piece 48 which are respectively arranged on the lower surface of the second upper heat insulation plate 44 and the upper surface of the second lower heat insulation plate 45, compared with the transverse sealing device 30 and the longitudinal sealing device 60, the cooling mechanism 40 has less heating resistance wires, and only cold pressing treatment is carried out on the transverse sealing part and the longitudinal sealing part again, so that the structural strength is improved.
The embodiment is further configured as follows: the first upper cooling plate 642, the second upper cooling plate 42, the first lower cooling plate 661 and the second lower cooling plate 46 each include a plate body and a cold water passage 100 provided in the plate body. The cold water channel is connected with a circulating water pipe, when the heating resistance wire is required to be cooled, cold water is introduced according to actual requirements during use, and when the heating resistance wire is heated, the cold water can be pumped out of the cold water channel; cold water may also be in the cold water passage.
The embodiment is further configured as follows: the air cooling assembly 67 comprises an air pipe 671 and an air deflector 672, the cross section of the air pipe 671 is square, a plurality of air outlets are formed in the side wall of the air pipe 671, the air pipe 671 is provided with four air outlets and is respectively installed on the side walls of two sides of the first upper cooling plate 642 and the first lower cooling plate 661, and the air deflector 672 is installed on the side wall of the air pipe 671 and guides air blown out of the air outlets to the heat sealing station 69. This setting can increase the area of tuber pipe 671 air-out to with the even heat-seal station 69 that blows of cooling air, to the even cooling in heat-seal position of raw materials.
The embodiment is further configured as follows: the material breaking device 80 comprises a material breaking frame 88, a second motor 86, a sliding rail 85, a sliding knife assembly and a limiting assembly;
the material breaking frame is arranged on the main frame 10, and a material breaking station 87 for passing materials is arranged on the material breaking frame;
the sliding rail 85 is arranged on the material breaking frame, and the extending direction of the sliding rail 85 is vertical to the conveying direction of the materials;
the sliding knife assembly is in sliding fit with the sliding rail 85 and comprises a knife holder 84 and a blade 83, the knife holder 84 is in sliding fit with the sliding rail 85, and the blade 83 is arranged on the knife holder 84;
the second motor 86 is mounted on the general frame 10 and connected with the sliding knife assembly to drive the sliding knife assembly to move on the sliding rail 85, and the sliding knife assembly passes through the material cutting station when moving; in this embodiment, the second motor 86 is connected to two driving wheels, and a driving belt is disposed between the two driving wheels and connected to the cutter holder 84, so that the second motor 86 drives the driving wheels to drive, the driving wheels drive the driving belts to drive, and the driving belts drive the cutter holder 84 to reciprocate to cut the raw material. Another embodiment of this embodiment is, through no pole pneumatic rod drive blade holder reciprocating motion, be about to no pole cylinder install on disconnected work or total frame, the slider and the blade holder of no pole cylinder are connected to alright drive blade reciprocating motion.
The limiting assembly comprises a third lifting driving part 81 and a limiting block 82, the third lifting driving part 81 is installed at the top of the material breaking frame, the limiting block is installed on the third lifting driving part 81, a limiting groove 821 is formed in the bottom of the limiting block, and the limiting groove 821 corresponds to the material breaking station 87 up and down. When blade 83 need cut raw materials, third lift driving piece 81 drives the stopper and moves down for the bottom laminating of stopper is on the raw materials, and is steady with raw materials pushing down, and blade 83 walks about along spacing groove 821, thereby realizes the cutting to the raw materials, has improved the stability of cutting.
The embodiment is further configured as follows: the material receiving device 90 comprises a material receiving platform 91 and a material receiving frame 92, wherein the material receiving frame 92 is provided with a material receiving roller, and the bottoms of the material receiving platform 91 and the material receiving frame 92 are provided with idler wheels. The utility model discloses can be according to the required bag body coincide of accomplishing the heat-seal of customer on receiving material platform 91 or convolute on receiving material frame 92. That is, when the bag needs to be wound on the material receiving frame 92, the material cutting device 80 does not work, and the bag body subjected to heat sealing is directly wound on the material receiving frame 92; when needs stack on receiving material platform 91, expect device 80 work absolutely, cut the bag body one by one and follow supreme coincide in proper order down on receiving material platform 91, improved the utility model discloses a flexibility.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A heat sealing device of a PE film heat sealing bag making machine is characterized in that: comprises a transverse sealing device and a longitudinal sealing device;
the transverse sealing device and the longitudinal sealing device respectively comprise a heat sealing frame, a first lifting driving piece and a first lower lifting driving piece which are arranged on the heat sealing frame, an upper heat sealing cutter assembly and a lower heat sealing cutter assembly which are respectively arranged on the first lifting driving piece and the first lower lifting driving piece, and an air cooling assembly which is arranged on the upper heat sealing cutter assembly and the lower heat sealing cutter assembly, wherein a heat sealing station is formed between the upper heat sealing cutter assembly and the lower heat sealing cutter assembly, and the air cooling assembly can blow air towards the heat sealing station;
the upper heat sealing cutter assembly comprises a first upper cooling plate, a first upper heat insulation plate, an upper heating resistance wire and a first upper heat insulation piece which are arranged from top to bottom and connected in sequence, and the lower heat sealing cutter assembly comprises a first lower cooling plate, a first lower heat insulation plate, a lower heating resistance wire and a first lower heat insulation piece which are arranged from bottom to top and connected in sequence.
2. The heat-seal apparatus for a PE film heat-seal bag machine as claimed in claim 1, wherein: the upper heat sealing knife assembly also comprises a first upper lifting plate, and the first upper cooling plate is arranged on the first upper lifting plate; the lower heat-sealing cutter assembly further comprises a first lower lifting plate, and the first lower cooling plate is arranged on the first lower lifting plate.
3. The heat-seal apparatus for a PE film heat-seal bag machine as claimed in claim 2, wherein: the two sides of the first upper lifting plate and the two sides of the first lower lifting plate are respectively provided with an installation shaft, the two sides of the first upper thermal insulation piece and the two sides of the first lower thermal insulation piece are fixed on the installation shafts, and the middle part of the first upper thermal insulation piece and the middle part of the first lower thermal insulation piece are respectively arranged on the lower surface of the upper heating resistance wire and the upper surface of the lower heating resistance wire in a cushioning mode.
4. The heat-seal apparatus for a PE film heat-seal bag machine as claimed in claim 2, wherein: all be provided with direction subassembly between first last lifter plate and first lifter plate and the heat-seal frame.
5. The heat-seal apparatus for a PE film heat-seal bag machine as claimed in claim 1, wherein: the device also comprises two cooling mechanisms which are respectively arranged on the subsequent process of the transverse sealing device and the subsequent process of the longitudinal sealing device.
6. The heat-seal apparatus for a PE film heat-seal bag machine as claimed in claim 5, wherein: the cooling mechanism comprises a cooling frame, a second lifting driving piece and a second lower lifting driving piece which are arranged on the cooling frame, a second upper lifting plate and a second lower lifting plate which are respectively arranged on the second lifting driving piece and the second lower lifting driving piece, a second upper cooling plate and a second lower cooling plate which are respectively arranged on the second upper lifting plate and the second lower lifting plate, a second upper heat insulation plate and a second lower heat insulation plate which are respectively arranged on the second upper cooling plate and the second lower cooling plate, and a second upper heat insulation piece and a second lower heat insulation piece which are respectively arranged on the second upper heat insulation plate lower surface and the second lower heat insulation plate upper surface.
7. The heat-seal apparatus for a PE film heat-seal bag machine as claimed in claim 6, wherein: the first upper cooling plate, the second upper cooling plate, the first lower cooling plate and the second lower cooling plate comprise plate bodies and cold water channels arranged in the plate bodies.
8. The heat-seal apparatus for a PE film heat-seal bag machine as claimed in claim 1, wherein: the air cooling assembly comprises an air pipe and an air deflector, a plurality of air outlets are formed in the side wall of the air pipe, the air pipe is provided with a plurality of air outlets and is respectively installed on the side walls of the first upper cooling plate and the first lower cooling plate, and the air deflector is installed on the side wall of the air pipe and guides air blown out of the air outlets to the heat sealing station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920473195.XU CN209971693U (en) | 2019-04-09 | 2019-04-09 | Heat sealing device of PE film heat sealing bag making machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920473195.XU CN209971693U (en) | 2019-04-09 | 2019-04-09 | Heat sealing device of PE film heat sealing bag making machine |
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| CN209971693U true CN209971693U (en) | 2020-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920473195.XU Active CN209971693U (en) | 2019-04-09 | 2019-04-09 | Heat sealing device of PE film heat sealing bag making machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109910371A (en) * | 2019-04-09 | 2019-06-21 | 徐自立 | The heat-sealing device of PE film heat-sealing Bag Making Machine |
| CN114670497A (en) * | 2022-04-06 | 2022-06-28 | 浙江名立机械科技有限公司 | Multi-seal fork edge bag making machine and bag making process |
-
2019
- 2019-04-09 CN CN201920473195.XU patent/CN209971693U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109910371A (en) * | 2019-04-09 | 2019-06-21 | 徐自立 | The heat-sealing device of PE film heat-sealing Bag Making Machine |
| CN109910371B (en) * | 2019-04-09 | 2024-02-27 | 浙江德力普智能制造有限公司 | Heat sealing device of PE film heat sealing bag making machine |
| CN114670497A (en) * | 2022-04-06 | 2022-06-28 | 浙江名立机械科技有限公司 | Multi-seal fork edge bag making machine and bag making process |
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