CN112026263B - Environment-friendly polyethylene bag, production system and production method - Google Patents
Environment-friendly polyethylene bag, production system and production method Download PDFInfo
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- CN112026263B CN112026263B CN202010951561.5A CN202010951561A CN112026263B CN 112026263 B CN112026263 B CN 112026263B CN 202010951561 A CN202010951561 A CN 202010951561A CN 112026263 B CN112026263 B CN 112026263B
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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
- B31B70/10—Feeding or positioning webs
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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
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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
- B31B70/60—Uniting opposed surfaces or edges; Taping
- B31B70/61—Uniting opposed surfaces or edges; Taping by applying or securing strips or tape
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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
- B31B70/60—Uniting opposed surfaces or edges; Taping
- B31B70/64—Uniting opposed surfaces or edges; Taping by applying heat or pressure
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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
- B31B70/74—Auxiliary operations
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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
- B31B2155/00—Flexible containers made from webs
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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
- B31B2160/00—Shape of flexible containers
- B31B2160/10—Shape of flexible containers rectangular and flat, i.e. without structural provision for thickness of contents
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Abstract
The invention relates to production of polyethylene bags, in particular to an environment-friendly polyethylene bag, a production system and a production method, which comprises the following steps: two layers of polyethylene films are respectively connected to a corresponding material rolling mechanism I and a corresponding material rolling mechanism II, and a driving mechanism drives the material rolling mechanism I and the material rolling mechanism II positioned on the front side to rotate; step two: the two layers of polyethylene films penetrate between the two supporting cylinders I and the two supporting cylinders II, the width of the polyethylene film positioned on the upper side is larger than that of the polyethylene film positioned on the lower side, and the two layers of polyethylene films are positioned on the lower sides of the two limiting cylinders; step three: the two driving mechanisms stop moving, and the stretching mechanism pushes the polyethylene films positioned at the front side and the rear side of the two limiting cylinders and positioned at the upper sides upwards to form bulges; the utility model provides an environmental protection polyethylene bag, the upper and lower two-layer polyethylene film length of polyethylene bag is different, and two-layer polyethylene film appears the fold each other when accomodating, need not rub two-layer polyethylene film with the hands and open, directly strut the use can.
Description
Technical Field
The invention relates to production of polyethylene bags, in particular to an environment-friendly polyethylene bag, a production system and a production method.
Background
For example, publication No. CN208263554U is a three-edge sealing high efficiency bag machine. The three-edge sealing efficient bag making machine comprises a bag making machine shell; a film winding shaft bracket; the feeding guide wheel is rotatably connected to the top of the bag making machine shell; a support bar; a motor; a first drive wheel; the side cutting mechanism is arranged at the top of the bag making machine shell; the side sealing mechanism comprises a support frame, a pneumatic sliding block, a pneumatic sliding rail, a first electric push rod and a first film sealing mechanism, and the first film sealing mechanism comprises a film sealing head and a connecting mechanism; the connecting mechanism comprises a through hole, a connecting buckle, a connecting plate and a pressing block; the steering guide wheel is fixed on the side part of the bag-making machine shell; the film cutting mechanism comprises a cross rod, a second electric push rod, a second film sealing mechanism, a first cutter, a groove and a second driving wheel; a conveyor belt; traditional supersound or the polyethylene bag that uses at home need rub earlier and open and make two-layer polyethylene separation, struts the use again, uses inconveniently, and this utility model's shortcoming is that can not prepare the polyethylene bag that conveniently strut the use.
Disclosure of Invention
The invention aims to provide an environment-friendly polyethylene bag, a production system and a production method, and the polyethylene bag which is convenient to open and use can be prepared.
The purpose of the invention is realized by the following technical scheme:
the utility model provides an environmental protection polyethylene bag and production system and production method, includes device support, a support section of thick bamboo I, a spacing section of thick bamboo, a support section of thick bamboo II and stretching mechanism, the rear side of device support is rotated and is connected with two support sections of thick bamboos I, the rear side of device support is rotated and is connected with two support sections of thick bamboos II, the middle part of device support is rotated and is connected with two spacing sections of thick bamboos even, two-layer polyethylene film all passes between two support sections of thick bamboos I and two support sections of thick bamboos II, the width that lies in the polyethylene film of upside is greater than the width that lies in downside polyethylene film, two-layer polyethylene film all lies in the downside of two spacing sections of thick bamboos, stretching mechanism upwards promotes the arch with the polyethylene film that both sides lie in the upside around two spacing sections of thick bamboos, two-layer polyethylene film that lies in between two spacing sections of thick bamboos is connected.
As further optimization of the technical scheme, the environment-friendly polyethylene bag production system comprises a device support, a bottom support and a top support, wherein the top support is fixedly connected to the upper end of the bottom support, two supporting cylinders I are respectively and rotatably connected to the rear sides of the bottom support and the top support, two limiting cylinders are respectively and rotatably connected to the middle of the top support, and two supporting cylinders II are respectively and rotatably connected to the front sides of the bottom support and the top support.
As the technical scheme is further optimized, the environment-friendly polyethylene bag production system further comprises a winding mechanism I, the winding mechanism I comprises a winding shaft I, a winding barrel I, two dismounting barrels I and two winding drums I, the two winding barrels I are connected with the dismounting barrels I in a sliding mode, a compression spring I is fixedly connected between the dismounting barrel I and the winding barrel I, the winding shaft I is fixedly connected between the two dismounting barrels I, the winding drum I is connected to the winding shaft I in a rotating mode, and a polyethylene film located on the lower side is wound on the winding drum I.
As further optimization of the technical scheme, the environment-friendly polyethylene bag production system further comprises a winding mechanism II, the winding mechanism II comprises a winding shaft II, a winding barrel II, two dismounting barrels II and two winding barrels II, the two winding barrels II are connected with the dismounting barrels II in a sliding mode, a compression spring II is fixedly connected between the dismounting barrel II and the winding barrel II, the winding shaft II is fixedly connected between the two dismounting barrels II in a dismountable mode, the winding barrel II is connected to the winding shaft II in a rotating mode, the two winding barrels II are connected to the front side and the rear side of the top support in a rotating mode, one end, located on the upper side, of a polyethylene film is wound on the winding barrel II located on the rear side, and the other end, located on the upper side, of the polyethylene film is fixedly connected to the winding barrel II located on the front side.
As the technical scheme is further optimized, the environment-friendly polyethylene bag production system further comprises a driving mechanism, the driving mechanism comprises two sliding blocks I, two driving motors and two driving wheels, the two sliding blocks I are fixedly connected to the driving motor, an output shaft of the driving motor is rotatably connected to the sliding block I on the other side, the driving wheels are fixedly connected to the output shaft of the driving motor, the two sliding blocks I are slidably connected to the rear side of the bottom support, a compression spring III is fixedly connected between the sliding block I and the bottom support, the two sliding blocks I are slidably connected to the front side of the top support, a compression spring IV is fixedly connected between the sliding block I and the top support, the two driving wheels are respectively in contact with the corresponding coiling barrel I and the coiling barrel II, and an internal contracting brake is arranged on the driving motor.
As the further optimization of the technical scheme, the environment-friendly polyethylene bag production system comprises a stretching mechanism I, a stretching frame, sliding blocks II and stretching wheels, wherein the stretching mechanism I is fixedly connected to a top support, the stretching frame is fixedly connected to the stretching end of the stretching mechanism I, the two sliding blocks II are fixedly connected to the left side and the right side of the stretching frame, the stretching wheels are rotatably connected to the four sliding blocks II, and the four stretching wheels are respectively positioned on the front side and the rear side of two limiting cylinders.
As a further optimization of the technical scheme, the environment-friendly polyethylene bag production system further comprises a replacement mechanism, the replacement mechanism comprises a replacement motor, two replacement shafts and two telescopic mechanisms II, the middle parts of the bottom support and the top support are rotatably connected with the replacement shafts, the two replacement shafts are fixedly connected with the three telescopic mechanisms II, the two replacement shafts are in transmission connection, the replacement motor is fixedly connected to the top support, the output shaft of the replacement motor is in transmission connection with the corresponding replacement shafts, the environment-friendly polyethylene bag production system further comprises a punching mechanism, a punching platform, a pasting mechanism and a hot pressing mechanism, the telescopic ends of the three telescopic mechanisms II positioned on the upper side are respectively and fixedly connected with the punching mechanism, the pasting mechanism and the hot pressing mechanism are positioned on the lower side, and the telescopic ends of the three telescopic mechanisms II are respectively and fixedly connected with the punching platform, a sticking mechanism and a hot-pressing mechanism.
As further optimization of the technical scheme, the invention relates to an environment-friendly polyethylene bag production system, which is characterized in that: paste the mechanism including pasting cavity, spring push pedal and pasting the strip, paste the internal sliding connection of cavity and have the spring push pedal, spring push pedal and paste fixedly connected with compression spring V between the cavity, be connected with a plurality of strips of pasting on the spring push pedal, a plurality of mutual bonding between the strip of pasting.
A method for producing an environmentally friendly polyethylene bag, said method comprising the steps of:
the method comprises the following steps: two layers of polyethylene films are respectively connected to a corresponding material rolling mechanism I and a corresponding material rolling mechanism II, and a driving mechanism drives the material rolling mechanism I and the material rolling mechanism II positioned on the front side to rotate;
step two: the two layers of polyethylene films penetrate between the two supporting cylinders I and the two supporting cylinders II, the width of the polyethylene film positioned on the upper side is larger than that of the polyethylene film positioned on the lower side, and the two layers of polyethylene films are positioned on the lower sides of the two limiting cylinders;
step three: the two driving mechanisms stop moving, the stretching mechanism pushes the polyethylene films positioned at the front side and the rear side of the two limiting cylinders and positioned at the upper sides upwards to form protrusions, the replacing mechanism drives the punching mechanism and the punching platform to punch holes on the two layers of polyethylene films, the two pasting mechanisms stick the punching positions of the two layers of polyethylene films, and the two hot pressing mechanisms perform hot pressing on the sticking positions of the two layers of polyethylene films;
step four: and rolling the two layers of hot-pressed polyethylene films to a rolling mechanism II positioned on the front side, and cutting and sealing the two layers of rolled polyethylene films to form the polyethylene bag.
The utility model provides an environmental protection polyethylene bag, the upper and lower two-layer polyethylene film length of polyethylene bag is different.
The environment-friendly polyethylene bag, the production system and the production method have the beneficial effects that:
the invention relates to an environment-friendly polyethylene bag, a production system and a production method, wherein two layers of polyethylene films are respectively connected to a corresponding material rolling mechanism I and a corresponding material rolling mechanism II, and a driving mechanism drives the material rolling mechanism I and the material rolling mechanism II positioned on the front side to rotate; the two layers of polyethylene films penetrate between the two supporting cylinders I and the two supporting cylinders II, the width of the polyethylene film positioned on the upper side is larger than that of the polyethylene film positioned on the lower side, and the two layers of polyethylene films are positioned on the lower sides of the two limiting cylinders; the two driving mechanisms stop moving, the stretching mechanism pushes the polyethylene films positioned at the front side and the rear side of the two limiting cylinders and positioned at the upper sides upwards to form protrusions, the replacing mechanism drives the punching mechanism and the punching platform to punch holes on the two layers of polyethylene films, the two pasting mechanisms stick the punching positions of the two layers of polyethylene films, and the two hot pressing mechanisms perform hot pressing on the sticking positions of the two layers of polyethylene films; two-layer polyethylene film rolling that hot pressing was accomplished is to being located the coiling mechanism II of front side on, cuts and the banding processing forms the polyethylene bag to two-layer polyethylene film that the rolling was accomplished, the upper and lower two-layer polyethylene film length of polyethylene bag is different, two-layer polyethylene film is environmental protection material for two-layer polyethylene film appears the fold each other when accomodating, need not rub two-layer polyethylene film with the hands when using and open, directly strut the use can.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic diagram of the overall structure of an eco-friendly polyethylene bag production system according to the present invention;
FIG. 2 is a schematic view showing a part of the structure of the environmentally friendly polyethylene bag production system of the present invention;
FIG. 3 is a schematic view of the device support structure of the present invention;
FIG. 4 is a schematic structural diagram of a material rolling mechanism I of the invention;
FIG. 5 is a schematic structural diagram of a material rolling mechanism II of the invention;
FIG. 6 is a schematic view of the drive mechanism of the present invention;
FIG. 7 is a schematic structural view of the stretching mechanism of the present invention;
FIG. 8 is a schematic view of a second embodiment of the eco-friendly polyethylene bag production system according to the present invention;
FIG. 9 is a schematic view of the construction of the attachment mechanism of the present invention;
fig. 10 is a schematic diagram of the structure of the processing position of the polyethylene material of the invention.
In the figure: a device holder 1; a bottom bracket 101; a top bracket 102; a material rolling mechanism I2; a material rolling shaft I201; a winding barrel I202; disassembling the cylinder I203; a reel I204; a material rolling mechanism II 3; a coiling shaft II 301; a winding barrel II 302; disassembling the barrel II 303; a winding drum II 304; a drive mechanism 4; a sliding block I401; a drive motor 402; a drive wheel 403; a support cylinder I5; a limiting cylinder 6; a support cylinder II 7; a stretching mechanism 8; a telescoping mechanism I801; a stretching frame 802; a sliding block II 803; a stretching wheel 804; a replacement mechanism 9; replacing the motor 901; a replacement shaft 902; a telescoping mechanism II 903; a hole punching mechanism 10; a punching platform 11; a sticking mechanism 12; a sticking cavity 1201; a spring push plate 1202; an adhesive strip 1203; and a hot press mechanism 13.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and "upright", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, directly or indirectly connected through an intermediate medium, and may be a communication between two members. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, in the description of the present invention, the meaning of "a plurality", and "a plurality" is two or more unless otherwise specified.
The first embodiment is as follows:
the embodiment is described below with reference to fig. 1-10, and an environment-friendly polyethylene bag production system comprises a device bracket 1, a supporting cylinder I5, a limiting cylinder 6, a supporting cylinder II 7 and a stretching mechanism 8, the rear side of the device support 1 is rotatably connected with two supporting cylinders I5, the rear side of the device support 1 is rotatably connected with two supporting cylinders II 7, the middle part of the device support 1 is rotatably connected with two limiting cylinders 6, two layers of polyethylene films penetrate between the two supporting cylinders I5 and the two supporting cylinders II 7, the width of the polyethylene film on the upper side is larger than that of the polyethylene film on the lower side, the two layers of polyethylene films are respectively positioned on the lower sides of the two limiting cylinders 6, the polyethylene films on the upper sides of the front and rear sides of the two limiting cylinders 6 are upwards pushed to protrude by a stretching mechanism 8, and the two layers of polyethylene films between the two limiting cylinders 6 are connected; the two layers of polyethylene films are mutually folded when being stored, and the two layers of polyethylene films are not needed to be twisted off by hands when being used, and the two layers of polyethylene films can be directly unfolded for use.
The second embodiment is as follows:
the present embodiment is described below with reference to fig. 1 to 10, and the present embodiment further describes the first embodiment, where the apparatus bracket 1 includes a bottom bracket 101 and a top bracket 102, the top bracket 102 is fixedly connected to the upper end of the bottom bracket 101, two support cylinders i 5 are respectively rotatably connected to the rear sides of the bottom bracket 101 and the top bracket 102, two limit cylinders 6 are both rotatably connected to the middle of the top bracket 102, and two support cylinders ii 7 are respectively rotatably connected to the front sides of the bottom bracket 101 and the top bracket 102.
The third concrete implementation mode:
the following description is given to the embodiment with reference to fig. 1 to 10, and the embodiment further describes the second embodiment, the system for producing an environmentally friendly polyethylene bag further includes a material rolling mechanism i 2, the material rolling mechanism i 2 includes a material rolling shaft i 201, a material rolling barrel i 202, a detaching barrel i 203 and a winding barrel i 204, the material rolling barrel i 202 is provided with two, the two material rolling barrels i 202 are all connected with the detaching barrel i 203 in a sliding manner, a compression spring i is fixedly connected between the detaching barrel i 203 and the material rolling barrel i 202, the two material rolling shafts i 201 are detachably connected between the detaching barrels i 203, the winding barrel i 204 is rotatably connected to the material rolling shaft i 201, and a polyethylene film positioned at the lower side is wound on the winding barrel i 204.
The fourth concrete implementation mode:
the third embodiment will be described with reference to fig. 1 to 10, environmental protection polyethylene bag production system still includes coiling mechanism II 3, coiling mechanism II 3 includes coiling axle II 301, coiling section of thick bamboo II 302, dismantle II 303 of a section of thick bamboo and reel II 304, coiling section of thick bamboo II 302 is provided with two, equal sliding connection has dismantlement section of thick bamboo II 303 on two coiling section of thick bamboo II 302, it has compression spring II to dismantle fixedly connected with between II 302 of a section of thick bamboo II 303 and the coiling section of thick bamboo, two dismantle and dismantle II 301 of fixedly connected with coiling axle between II 303 of a section of thick bamboo, it is connected with reel II 304 to rotate on II 301 of coiling section of thick bamboo, both sides all rotate around top bracket 102 and are connected with two coiling section of thick bamboo II 302, the one end winding that is located the upside polyethylene film is on II 304 of reels that are located the rear side, the other end fixed connection that is located upside polyethylene film is on II 304 of reels that are located the front side.
The fifth concrete implementation mode:
the embodiment is described below with reference to fig. 1 to 10, and the embodiment further describes the fourth embodiment, the system for producing an environmentally friendly polyethylene bag further includes a driving mechanism 4, the driving mechanism 4 includes two sliding blocks i 401, a driving motor 402 and two driving wheels 403, the driving motor 402 is fixedly connected to the sliding block i 401 on one side, an output shaft of the driving motor 402 is rotatably connected to the sliding block i 401 on the other side, the driving wheels 403 are fixedly connected to the output shaft of the driving motor 402, the two sliding blocks i 401 are slidably connected to the rear side of the bottom bracket 101, a compression spring iii is fixedly connected between the sliding block i 401 and the bottom bracket 101, the two sliding blocks i 401 are slidably connected to the front side of the top bracket 102, a compression spring iv is fixedly connected between the sliding block i 401 and the top bracket 102, the two driving wheels 403 are respectively in contact with the corresponding winding barrel i 202 and the winding barrel ii 302, the driving motor 402 is provided with a band-type brake.
The sixth specific implementation mode:
the following describes the present embodiment with reference to fig. 1 to 10, and the fifth embodiment is further described in the present embodiment, where the stretching mechanism 8 includes a stretching mechanism i 801, a stretching frame 802, sliding blocks ii 803, and stretching wheels 804, the stretching mechanism i 801 is fixedly connected to the top bracket 102, the stretching frame 802 is fixedly connected to the stretching end of the stretching mechanism i 801, two sliding blocks ii 803 are fixedly connected to the left and right sides of the stretching frame 802, the stretching wheels 804 are rotatably connected to the four sliding blocks ii 803, and the four stretching wheels 804 are respectively located on the front and back sides of the two limiting cylinders 6.
The seventh embodiment:
the present embodiment is described below with reference to fig. 1 to 10, and further described in the present embodiment, the environmentally friendly polyethylene bag production system further includes a replacing mechanism 9, the replacing mechanism 9 includes a replacing motor 901, a replacing shaft 902 and two telescopic mechanisms ii 903, the replacing shaft 902 is provided with two, the middle portions of the bottom bracket 101 and the top bracket 102 are both rotatably connected with the replacing shaft 902, the two replacing shafts 902 are both fixedly connected with three telescopic mechanisms ii 903, the two replacing shafts 902 are connected in a transmission manner, the replacing motor 901 is fixedly connected with the top bracket 102, the output shaft of the replacing motor 901 is in a transmission connection with the corresponding replacing shaft 902, the environmentally friendly polyethylene bag production system further includes a punching mechanism 10, a punching platform 11, a pasting mechanism 12 and a hot pressing mechanism 13, the telescopic ends of the three telescopic mechanisms ii 903 located at the upper side are respectively and fixedly connected with the punching mechanism 10, the sticking mechanism 12 and the hot pressing mechanism 13 are respectively and fixedly connected with the punching platform 11, the sticking mechanism 12 and the hot pressing mechanism 13 at the telescopic ends of the three telescopic mechanisms II 903 positioned at the lower side.
The specific implementation mode is eight:
the following describes the present embodiment with reference to fig. 1 to 10, and the present embodiment further describes an embodiment seven, the pasting mechanism 12 includes a pasting cavity 1201, a spring pushing plate 1202 and a pasting strip 1203, the pasting cavity 1201 is slidably connected with the spring pushing plate 1202, a compression spring v is fixedly connected between the spring pushing plate 1202 and the pasting cavity 1201, the spring pushing plate 1202 is connected with a plurality of pasting strips 1203, and the pasting strips 1203 are mutually pasted.
A method for producing an environmentally friendly polyethylene bag, said method comprising the steps of:
the method comprises the following steps: two layers of polyethylene films are respectively connected to the corresponding material rolling mechanism I2 and the corresponding material rolling mechanism II 3, and the driving mechanism 4 drives the material rolling mechanism I2 and the material rolling mechanism II 3 positioned on the front side to rotate;
step two: the two layers of polyethylene films penetrate between the two supporting cylinders I5 and the two supporting cylinders II 7, the width of the polyethylene film positioned on the upper side is larger than that of the polyethylene film positioned on the lower side, and the two layers of polyethylene films are positioned on the lower sides of the two limiting cylinders 6;
step three: the two driving mechanisms 4 stop moving, the stretching mechanism 8 pushes the polyethylene films positioned at the upper sides of the front side and the rear side of the two limiting cylinders 6 upwards to form protrusions, the replacing mechanism 9 drives the punching mechanism 10 and the punching platform 11 to punch the two layers of polyethylene films, the two pasting mechanisms 12 stick the punching positions of the two layers of polyethylene films, and the two hot pressing mechanisms 13 perform hot pressing on the sticking positions of the two layers of polyethylene films;
step four: and rolling the two layers of hot-pressed polyethylene films to a rolling mechanism II 3 positioned on the front side, and cutting and sealing the two layers of rolled polyethylene films to form the polyethylene bag.
The utility model provides an environmental protection polyethylene bag, the upper and lower two-layer polyethylene film length of polyethylene bag is different.
The invention relates to an environment-friendly polyethylene bag, a production system and a production method, wherein the working principle is as follows:
when the device is used, two layers of polyethylene films are respectively connected to a corresponding material rolling mechanism I2 and a corresponding material rolling mechanism II 3, the two layers of polyethylene films are made of environment-friendly materials, one end of the polyethylene film positioned on the upper side is wound on a winding drum II 304 positioned on the rear side, the other end of the polyethylene film positioned on the upper side is fixedly connected to a winding drum II 304 positioned on the front side, the polyethylene film positioned on the lower side is wound on a winding drum I204, the other end of the polyethylene film positioned on the lower side is fixedly connected to a winding drum II 304 positioned on the front side, the two layers of polyethylene films both penetrate between two supporting drums I5 and two supporting drums II 7, the two layers of polyethylene films are positioned on the lower sides of two limiting drums 6, the two driving motors 402 are started, output shafts of the two driving motors 402 start to rotate, the output shafts of the two driving motors 402 drive two driving wheels 403 to rotate, and the rotating speeds of the two driving motors 402 are equal, ensuring that the linear speed of the movement of the polyethylene film at the lower side is not changed due to the influence of the diameter change in the winding and unwinding processes, enabling the two driving wheels 403 to be respectively in contact with the corresponding winding drum I202 and the corresponding winding drum II 302, enabling the two driving wheels 403 to respectively drive the winding drum I204 and the winding drum II 304 at the front side to rotate, winding the two layers of polyethylene films on the winding drum II 304 at the front side when the winding drum I204 and the winding drum II 304 at the front side rotate, turning off the two driving motors 402, arranging band-type brakes on the two driving motors 402, enabling the two driving wheels 403 not to rotate any more, enabling the winding drum I204 and the winding drum II at the front side to not rotate any more by the two driving wheels 403, starting the first telescopic mechanism 801, enabling the first telescopic mechanism 801 and the second telescopic mechanism 903 to be a hydraulic cylinder or an electric push rod, or other mechanical mechanisms capable of reciprocating, the stretching end of the stretching mechanism I801 drives the stretching frame 802 to move upwards, the stretching frame 802 drives the four sliding blocks II 803 to move upwards, the four sliding blocks II 803 drive the four stretching wheels 804 to move upwards, the four stretching wheels 804 are respectively positioned at the front side and the rear side of the two limiting cylinders 6, the width of the polyethylene film positioned at the upper side is larger than that of the polyethylene film positioned at the lower side, the four stretching wheels 804 bypass the polyethylene film positioned at the lower side to push the side polyethylene film positioned at the upper side to move upwards, the two layers of polyethylene films are moved to the state shown in figure 10 under the support of the two limiting cylinders 6, because the two driving motors 402 are both provided with contracting brakes, the winding cylinder I204 and the winding cylinder II 304 positioned at the front side cannot rotate under the action of pressure, only the winding cylinder II 304 positioned at the rear side can rotate, so that it can be stretched by four stretching wheels 804; after the stretching is finished, a stretching mechanism II 903 is started, as shown in FIG. 8, the stretching end of the stretching mechanism II 903 starts to move to drive the punching mechanism 10 and the punching platform 11 to move close to each other, the punching mechanism 10 and the punching platform 11 punch two layers of polyethylene films between the two limiting cylinders 6, the punching is finished, the stretching end of the stretching mechanism II 903 is retracted, the replacing motor 901 is started, the output shaft of the replacing motor 901 rotates for one third, the output shaft of the replacing motor 901 drives the two replacing shafts 902 to rotate for one third, the two replacing shafts 902 rotate to move the two pasting mechanisms 12 between the two limiting cylinders 6, the stretching mechanism II 903 is started, the stretching mechanism II 903 drives the two pasting mechanisms 12 to approach each other, the spring pushing plate 1202 is connected with a plurality of pasting strips 1203, the pasting strips 1203 are mutually bonded, as shown in FIG. 9, the upper end face of the pasting strip 1203 positioned on the lower side is a glue face, the lower end face of the upper side pasting strip 1203 is a glue face, for example, the winding mode of the adhesive tape, because the pasting strips 1203 are connected in a single face, when the two pasting strips 1203 approach to each other and stick, the two pasting strips 1203 pass through the holes punched by the punching mechanism 10, the glue faces of the two pasting strips 1203 stick to each other, so that the sticking force generated by the two pasting strips 1203 is greater than the force generated by a single side, the two pasting strips 1203 are separated from the corresponding pasting mechanisms 12, the two pasting mechanisms 12 stick to the punching positions of the two layers of polyethylene films, the output shaft of the replacing motor 901 rotates for one third of a circle, and the two hot pressing mechanisms 13 perform hot pressing on the sticking positions of the two layers of polyethylene films; the two layers of polyethylene films subjected to hot pressing are wound on a winding mechanism II 3 positioned on the front side, the two layers of polyethylene films subjected to winding are cut and subjected to edge sealing to form a polyethylene bag, one side of the two layers of polyethylene films is sealed, so that only one side of the two layers of polyethylene films is an opening, and the two layers of polyethylene films are cut, so that folds are formed between the two layers of polyethylene films during storage, and the two layers of polyethylene films are directly unfolded for use without being rubbed apart by hands during use; the hot pressing mechanism 13 can also be other machines in the prior art as long as the edge sealing can be completed; the process is repeated to move, and the environment-friendly polyethylene bag can be efficiently processed.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.
Claims (8)
1. The utility model provides an environmental protection polyethylene bag production system, includes device support (1), a support section of thick bamboo I (5), a spacing section of thick bamboo (6), a support section of thick bamboo II (7) and tension mechanism (8), its characterized in that: the device is characterized in that the rear side of the device support (1) is rotatably connected with two supporting cylinders I (5), the front side of the device support (1) is rotatably connected with two supporting cylinders II (7), the middle part of the device support (1) is rotatably connected with two limiting cylinders (6), two layers of polyethylene films penetrate between the two supporting cylinders I (5) and the two supporting cylinders II (7), the width of the polyethylene film on the upper side is larger than that of the polyethylene film on the lower side, the two layers of polyethylene films are both positioned on the lower sides of the two limiting cylinders (6), the polyethylene films on the upper sides of the front and back sides of the two limiting cylinders (6) are upwards pushed to protrude by a stretching mechanism (8), and the two layers of polyethylene films between the two limiting cylinders (6) are connected;
stretching mechanism (8) are including telescopic machanism I (801), tensile frame (802), sliding block II (803) and tensile wheel (804), telescopic machanism I (801) fixed connection is on top support (102), the flexible end fixedly connected with of telescopic machanism I (801) stretches frame (802), two sliding blocks II (803) of the equal fixedly connected with in the left and right sides of tensile frame (802), all rotate on four sliding blocks II (803) and be connected with tensile wheel (804), four tensile wheels (804) are located the front and back both sides of two spacing section of thick bamboo (6) respectively.
2. The system of claim 1, wherein the system further comprises: the device support (1) comprises a bottom support (101) and a top support (102), the upper end of the bottom support (101) is fixedly connected with the top support (102), two supporting cylinders I (5) are respectively connected to the rear sides of the bottom support (101) and the top support (102) in a rotating mode, two limiting cylinders (6) are respectively connected to the middle of the top support (102) in a rotating mode, and two supporting cylinders II (7) are respectively connected to the front sides of the bottom support (101) and the top support (102) in a rotating mode.
3. The system of claim 2, wherein the system comprises: environmental protection polyethylene bag production system still includes coiling mechanism I (2), coiling mechanism I (2) are including a coiling axle I (201), a coiling section of thick bamboo I (202), dismantle a section of thick bamboo I (203) and reel I (204), a coiling section of thick bamboo I (202) are provided with two, equal sliding connection has a dismantlement section of thick bamboo I (203) on two coiling sections of thick bamboo I (202), fixedly connected with compression spring I between a dismantlement section of thick bamboo I (203) and a coiling section of thick bamboo I (202), can dismantle fixedly connected with coiling axle I (201) between two dismantlement sections of thick bamboo I (203), it is connected with reel I (204) to rotate on a coiling axle I (201), the polyethylene film that is located the downside twines on reel I (204).
4. The system of claim 3, wherein: the environment-friendly polyethylene bag production system also comprises a coiling mechanism II (3), the coiling mechanism II (3) comprises a coiling shaft II (301) and a coiling barrel II (302), dismantle a section of thick bamboo II (303) and reel II (304), coil stock section of thick bamboo II (302) are provided with two, equal sliding connection has dismantlement section of thick bamboo II (303) on two coil stock sections of thick bamboo II (302), fixedly connected with compression spring II between dismantlement section of thick bamboo II (303) and the coil stock section of thick bamboo II (302), can dismantle fixedly connected with coil stock axle II (301) between two dismantlement sections of thick bamboo II (303), it is connected with reel II (304) to rotate on coil stock axle II (301), both sides all rotate around top support (102) and are connected with two coil stock sections of thick bamboo II (302), the one end winding that is located upside polyethylene film is on the reel II (304) that is located the rear side, the other end fixed connection that is located upside polyethylene film is on the reel II (304) that is located the front side.
5. The system of claim 4, wherein the system comprises: the environment-friendly polyethylene bag production system further comprises a driving mechanism (4), the driving mechanism (4) comprises two sliding blocks I (401), a driving motor (402) and two driving wheels (403), the sliding blocks I (401) are fixedly connected to the sliding blocks I (401) on one side, an output shaft of the driving motor (402) is rotatably connected to the sliding blocks I (401) on the other side, the driving wheels (403) are fixedly connected to the output shaft of the driving motor (402), the rear side of the bottom support (101) is slidably connected with the two sliding blocks I (401), a compression spring III is fixedly connected between the sliding blocks I (401) and the bottom support (101), the front side of the top support (102) is slidably connected with the two sliding blocks I (401), a compression spring IV is fixedly connected between the sliding blocks I (401) and the top support (102), the two driving wheels (403) are respectively in contact with the corresponding material rolling barrels I (202) and II (302), the driving motor (402) is provided with a band-type brake.
6. The system for producing environment-friendly polyethylene bags according to any one of claims 2 to 5, wherein: the environment-friendly polyethylene bag production system further comprises a replacement mechanism (9), the replacement mechanism (9) comprises a replacement motor (901), a replacement shaft (902) and two telescopic mechanisms II (903), the number of the replacement shafts (902) is two, the middle parts of the bottom support (101) and the top support (102) are rotatably connected with the replacement shaft (902), the two replacement shafts (902) are fixedly connected with three telescopic mechanisms II (903), the two replacement shafts (902) are in transmission connection, the replacement motor (901) is fixedly connected with the top support (102), an output shaft of the replacement motor (901) is in transmission connection with the corresponding replacement shaft (902), the environment-friendly polyethylene bag production system further comprises a punching mechanism (10), a punching platform (11), a pasting mechanism (12) and a hot pressing mechanism (13), the telescopic ends of the three telescopic mechanisms II (903) positioned on the upper side are respectively and fixedly connected with the punching mechanism (10), the sticking mechanism (12) and the hot pressing mechanism (13), and the telescopic ends of the three telescopic mechanisms II (903) positioned at the lower side are respectively and fixedly connected with the punching platform (11), the sticking mechanism (12) and the hot pressing mechanism (13).
7. The system of claim 6, wherein: paste mechanism (12) including pasting cavity (1201), spring push pedal (1202) and pasting strip (1203), paste cavity (1201) sliding connection has spring push pedal (1202), spring push pedal (1202) and paste fixedly connected with compression spring V between cavity (1201), be connected with a plurality of pasting strip (1203) on spring push pedal (1202), a plurality of paste and bond each other between strip (1203).
8. The method of using the environmentally friendly polyethylene bag production system of claim 7 to produce an environmentally friendly polyethylene bag, wherein: the method comprises the following steps: the method comprises the following steps: two layers of polyethylene films are respectively connected to the corresponding material rolling mechanism I (2) and the corresponding material rolling mechanism II (3), and the driving mechanism (4) drives the material rolling mechanism I (2) and the material rolling mechanism II (3) positioned on the front side to rotate;
step two: the two layers of polyethylene films penetrate between the two supporting cylinders I (5) and the two supporting cylinders II (7), the width of the polyethylene film positioned on the upper side is larger than that of the polyethylene film positioned on the lower side, and the two layers of polyethylene films are positioned on the lower sides of the two limiting cylinders (6);
step three: the two driving mechanisms (4) stop moving, the stretching mechanism (8) pushes the polyethylene films positioned at the front side and the rear side of the two limiting cylinders (6) and positioned at the upper sides upwards to form protrusions, the replacing mechanism (9) drives the punching mechanism (10) and the punching platform (11) to punch holes on the two layers of polyethylene films, the two pasting mechanisms (12) stick the punching positions of the two layers of polyethylene films, and the two hot pressing mechanisms (13) hot press the sticking positions of the two layers of polyethylene films;
step four: and rolling the two layers of hot-pressed polyethylene films to a rolling mechanism II (3) positioned on the front side, and cutting and sealing the two layers of rolled polyethylene films to form the polyethylene bag.
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| CN112026263A (en) | 2020-12-04 |
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