CN110588006A - Processing technology of double-side extraction type combined garbage bag - Google Patents
Processing technology of double-side extraction type combined garbage bag Download PDFInfo
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- CN110588006A CN110588006A CN201910876432.1A CN201910876432A CN110588006A CN 110588006 A CN110588006 A CN 110588006A CN 201910876432 A CN201910876432 A CN 201910876432A CN 110588006 A CN110588006 A CN 110588006A
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/02—Bending or folding
- B29C53/04—Bending or folding of plates or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/001—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore a shaping technique combined with cutting, e.g. in parts or slices combined with rearranging and joining the cut parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/712—Containers; Packaging elements or accessories, Packages
- B29L2031/7128—Bags, sacks, sachets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Bag Frames (AREA)
- Refuse Receptacles (AREA)
Abstract
The invention discloses a processing technology of a bilateral extraction type combined garbage bag, which comprises the following steps: step one, manufacturing a garbage bag base material; step two, a bag making machine is used for making bags; step three, finishing and forming; step four, integrating and packaging; the formula of the garbage bag is as follows: selecting 70-80 parts of PE particles, 15-25 parts of recycled plastic, 10-20 parts of filling master batch and 5-10 parts of color master batch particles; the filling master batch formula comprises: 70-80% of heavy calcium carbonate, 10-20% of matrix resin, 1-3% of liquid paraffin and 1-3% of stearic acid; this processing technology of bilateral extraction formula combination disposal bag adopts recycled plastic to replace partial polyethylene raw materials, the cost is reduced, the wastes material is recycled, the environment has been protected, and it has simplified the operation flow of disposal bag to have added the filling masterbatch, man-hour has been reduced, thereby the cost is reduced, make disposal bag dispersibility good, the blown film does not have white point and black point, glossiness and toughness are good, the preparation process is orderly nature simultaneously, difficult emergence wrong bag and flaw situation, be convenient for extract, application scope is wide.
Description
Technical Field
The invention relates to the technical field of garbage bags, in particular to a processing technology of a double-side extraction type combined garbage bag.
Background
Plastic bags (Plastic bags) are bags made of plastics (commonly used plastics include polyethylene, polypropylene, polyester, nylon and the like) as main raw materials, are essential articles in daily life of people, and are often used for containing other articles. It is widely used because of its advantages of low cost, extremely light weight, large capacity, and easy storage. The existing garbage bag production process is rough, easy to miss bags, high in cost, not environment-friendly and not beneficial to extraction and use, so that the design of a processing process of the bilateral extraction type combined garbage bag is very necessary.
Disclosure of Invention
The invention aims to provide a processing technology of a double-side extraction type combined garbage bag, which aims to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: a processing technology of a bilateral extraction type combined garbage bag comprises the following steps: step one, manufacturing a garbage bag base material; step two, a bag making machine is used for making bags; step three, finishing and forming; step four, integrating and packaging;
in the first step, the manufacture of the garbage bag base material comprises the following steps:
1) the composition comprises the following components in percentage by mass: selecting 70-80 parts of PE particles, 15-25 parts of recycled plastic, 10-20 parts of filling master batch and 5-10 parts of color master batch particles;
2) uniformly stirring and fully drying the selected raw materials, adding the raw materials into a lower hopper of a film blowing machine, continuously pushing plastic particles forwards by a screw rod rotating in a charging barrel, mutually rubbing and extruding the plastic particles among the screw rod, the charging barrel and the particles, and heating the outside of the charging barrel to melt the plastic particles;
3) filtering the melted plastic by a machine head, extruding the plastic from a die orifice, wherein the injection pressure is 70-100MPa, processing the plastic into a film barrel material through the working procedures of cooling, blowing, inserting edges, breaking edges, detecting and the like, and coiling the film barrel material to be used as a base material for manufacturing the garbage bag;
in the second step, the bag making by the bag making machine comprises the following steps:
1) feeding the film by using an air cylinder, uniformly feeding the film by using a swing arm controlled by analog quantity, then correcting the position of the film by using an automatic deviation correcting machine, entering a slitting and folding frame, folding the film by 110mm, and then slitting the film;
2) after the rope is folded, stabilizing the speed by 4 swing arms controlled by analog quantity, carrying out crescent punching and air exhaust hole punching on a hand-held part, longitudinally and uniformly dividing the rope threading through a specific splitting mechanism, keeping a certain distance between the two uniformly divided ropes, and then enabling the ropes to enter a rope threading position together with the rope threading part;
3) sealing the rope part and breaking the hand-held part between the first rubber roller and the second rubber roller, and sealing the edge and breaking the edge part between the second rubber roller and the third rubber roller;
4) after coming out of the third rubber roll, the third rubber roll enters the first folding and folding frame and the second folding and folding frame after the speed of the swing arm is stable, the bag is folded into a width capable of being uniformly rolled, and then enters the automatic roll changing machine to roll the single rolled garbage bag after being stabilized by the rolling swing arm;
in the third step, the finishing and forming comprises the following steps:
1) spreading the rolled garbage bags, cleaning the waste materials at the edges of the garbage bags one by one, and finishing the garbage bags;
2) sleeving the sorted garbage bags on shaping equipment one by one to enable the bag bottom of each garbage bag to be shaped into a bag bottom meeting the bag sleeving requirement;
in the fourth step, the integrated package comprises the following steps:
1) according to the combination requirement, the garbage bags with shaped bag bottoms are sleeved on a mold of the combined garbage bag one by one according to a certain quantity, and bag openings are tidily arranged and fixed on a fixed frame of the combined garbage bag;
2) and removing air in the middle of the formed combined garbage bag, then entering an electrostatic generation area to enable mutual adsorption between the films, and then carrying out blister packaging after folding.
According to the technical scheme, in the step 1), the filling master batch is selected according to 70-80% of heavy calcium carbonate, 10-20% of matrix resin, 1-3% of liquid paraffin and 1-3% of stearic acid, and the filling master batch is weighed according to the mass percentage sum of 1.
According to the technical scheme, in the step one 3), a flat film is blown on a film blowing machine during blowing, and the width of the blown film is 500mm +40mm +20 mm-560 mm; the width of 40mm is the width of the folded-in threading, and the width of 20mm is the upper folded-in hand-tearing part.
According to the technical scheme, in the step two 1), the size of the folded edge is controlled by the rotation deviation correcting machine.
According to the technical scheme, in the second step 3), the heat seal and the cutting of the pull rope are finished by a separate executing mechanism.
According to the technical scheme, in the second step 4), the bag is folded from the original 550mm width to the width capable of being uniformly rolled.
According to the technical scheme, in the second step 4), the finished garbage bag has the upper width of 450mm, the lower width of 390mm and the formed depth of 400mm, and the upper tearable part is 15-20 mm.
Compared with the prior art, the invention has the following beneficial effects: this processing technology of bilateral extraction formula combination disposal bag adopts recycled plastic to replace partial polyethylene raw materials, the cost is reduced, the wastes material is recycled, the environment has been protected, and it has simplified the operation flow of disposal bag to have added the filling masterbatch, man-hour has been reduced, thereby the cost is reduced, make disposal bag dispersibility good, the blown film does not have white point and black point, glossiness and toughness are good, the preparation process is orderly nature simultaneously, difficult emergence wrong bag and flaw situation, be convenient for extract, application scope is wide.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is an overall flow chart of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution:
example 1:
a processing technology of a bilateral extraction type combined garbage bag comprises the following steps: step one, manufacturing a garbage bag base material; step two, a bag making machine is used for making bags; step three, finishing and forming; step four, integrating and packaging;
in the first step, the manufacture of the garbage bag base material comprises the following steps:
1) the composition comprises the following components in percentage by mass: 80 parts of PE particles, 15 parts of recycled plastics, 15 parts of filling master batch and 8 parts of color master batch particles are selected, the filling master batch is selected according to 76% of heavy calcium carbonate, 20% of matrix resin, 2% of liquid paraffin and 2% of stearic acid, and the filling master batch is weighed according to the mass percentage sum of 1;
2) uniformly stirring and fully drying the selected raw materials, adding the raw materials into a lower hopper of a film blowing machine, continuously pushing plastic particles forwards by a screw rod rotating in a charging barrel, mutually rubbing and extruding the plastic particles among the screw rod, the charging barrel and the particles, and heating the outside of the charging barrel to melt the plastic particles;
3) filtering the melted plastic by a machine head, extruding the plastic from a die orifice, wherein the injection pressure is 70-100MPa, processing the plastic into a film barrel material through the working procedures of cooling, blowing, inserting edges, breaking edges, detecting and the like, coiling the film barrel material to be used as a base material for manufacturing the garbage bag, blowing flat film on a film blowing machine during blowing, and changing the width of the blown film into 500mm +40mm +20mm to 560 mm; the width of 40mm is the width of folded-in threading, and the width of 20mm is the upper folded-in hand-tearing part;
in the second step, the bag making by the bag making machine comprises the following steps:
1) feeding by using an air cylinder, uniformly feeding a film by using a swing arm controlled by analog quantity, then correcting the position of the film by using an automatic deviation correcting machine, entering a cut-open edge folding frame, folding the film into the frame by 110mm, then cutting the film open, and controlling the size of a folded edge by using a deviation correcting machine;
2) after the rope is folded, stabilizing the speed by 4 swing arms controlled by analog quantity, carrying out crescent punching and air exhaust hole punching on a hand-held part, longitudinally and uniformly dividing the rope threading through a specific splitting mechanism, keeping a certain distance between the two uniformly divided ropes, and then enabling the ropes to enter a rope threading position together with the rope threading part;
3) the rope part is sealed and the hand-held part is broken between the first rubber roller and the second rubber roller, the edge sealing and the edge sealing part are broken between the second rubber roller and the third rubber roller, and the heat sealing and the cutting of the pull rope are finished by an independent actuating mechanism;
4) the third rubber roll is fed into the first folding and folding frame and the second folding and folding frame after the speed of the swing arm is stabilized, the bag is folded from the original width of 550mm into the width capable of being uniformly rolled, then the bag is fed into the automatic roll changing machine after being stabilized by the rolling swing arm to roll the single rolled garbage bag, the finished garbage bag has the width of 450mm at the upper part and the depth of 400mm after the lower width is about 390mm, and the upper tearing part is about 15-20 mm;
in the third step, the finishing and forming comprises the following steps:
1) spreading the rolled garbage bags, cleaning the waste materials at the edges of the garbage bags one by one, and finishing the garbage bags;
2) sleeving the sorted garbage bags on shaping equipment one by one to enable the bag bottom of each garbage bag to be shaped into a bag bottom meeting the bag sleeving requirement;
in the fourth step, the integrated package comprises the following steps:
1) according to the combination requirement, the garbage bags with shaped bag bottoms are sleeved on a mold of the combined garbage bag one by one according to a certain quantity, and bag openings are tidily arranged and fixed on a fixed frame of the combined garbage bag;
2) and removing air in the middle of the formed combined garbage bag, then entering an electrostatic generation area to enable mutual adsorption between the films, and then carrying out blister packaging after folding.
Example 2:
a processing technology of a bilateral extraction type combined garbage bag comprises the following steps: step one, manufacturing a garbage bag base material; step two, a bag making machine is used for making bags; step three, finishing and forming; step four, integrating and packaging;
in the first step, the manufacture of the garbage bag base material comprises the following steps:
1) the composition comprises the following components in percentage by mass: selecting 75 parts of PE particles, 20 parts of recycled plastics, 15 parts of filling master batch and 8 parts of color master batch particles, wherein the filling master batch is selected according to 76% of heavy calcium carbonate, 20% of matrix resin, 2% of liquid paraffin and 2% of stearic acid, and is weighed according to the mass percentage sum of 1;
2) uniformly stirring and fully drying the selected raw materials, adding the raw materials into a lower hopper of a film blowing machine, continuously pushing plastic particles forwards by a screw rod rotating in a charging barrel, mutually rubbing and extruding the plastic particles among the screw rod, the charging barrel and the particles, and heating the outside of the charging barrel to melt the plastic particles;
3) filtering the melted plastic by a machine head, extruding the plastic from a die orifice, wherein the injection pressure is 70-100MPa, processing the plastic into a film barrel material through the working procedures of cooling, blowing, inserting edges, breaking edges, detecting and the like, coiling the film barrel material to be used as a base material for manufacturing the garbage bag, blowing flat film on a film blowing machine during blowing, and changing the width of the blown film into 500mm +40mm +20mm to 560 mm; the width of 40mm is the width of folded-in threading, and the width of 20mm is the upper folded-in hand-tearing part;
in the second step, the bag making by the bag making machine comprises the following steps:
1) feeding by using an air cylinder, uniformly feeding a film by using a swing arm controlled by analog quantity, then correcting the position of the film by using an automatic deviation correcting machine, entering a cut-open edge folding frame, folding the film into the frame by 110mm, then cutting the film open, and controlling the size of a folded edge by using a deviation correcting machine;
2) after the rope is folded, stabilizing the speed by 4 swing arms controlled by analog quantity, carrying out crescent punching and air exhaust hole punching on a hand-held part, longitudinally and uniformly dividing the rope threading through a specific splitting mechanism, keeping a certain distance between the two uniformly divided ropes, and then enabling the ropes to enter a rope threading position together with the rope threading part;
3) the rope part is sealed and the hand-held part is broken between the first rubber roller and the second rubber roller, the edge sealing and the edge sealing part are broken between the second rubber roller and the third rubber roller, and the heat sealing and the cutting of the pull rope are finished by an independent actuating mechanism;
4) the third rubber roll is fed into the first folding and folding frame and the second folding and folding frame after the speed of the swing arm is stabilized, the bag is folded from the original width of 550mm into the width capable of being uniformly rolled, then the bag is fed into the automatic roll changing machine after being stabilized by the rolling swing arm to roll the single rolled garbage bag, the finished garbage bag has the width of 450mm at the upper part and the depth of 400mm after the lower width is about 390mm, and the upper tearing part is about 15-20 mm;
in the third step, the finishing and forming comprises the following steps:
1) spreading the rolled garbage bags, cleaning the waste materials at the edges of the garbage bags one by one, and finishing the garbage bags;
2) sleeving the sorted garbage bags on shaping equipment one by one to enable the bag bottom of each garbage bag to be shaped into a bag bottom meeting the bag sleeving requirement;
in the fourth step, the integrated package comprises the following steps:
1) according to the combination requirement, the garbage bags with shaped bag bottoms are sleeved on a mold of the combined garbage bag one by one according to a certain quantity, and bag openings are tidily arranged and fixed on a fixed frame of the combined garbage bag;
2) and removing air in the middle of the formed combined garbage bag, then entering an electrostatic generation area to enable mutual adsorption between the films, and then carrying out blister packaging after folding.
Example 3:
a processing technology of a bilateral extraction type combined garbage bag comprises the following steps: step one, manufacturing a garbage bag base material; step two, a bag making machine is used for making bags; step three, finishing and forming; step four, integrating and packaging;
in the first step, the manufacture of the garbage bag base material comprises the following steps:
1) the composition comprises the following components in percentage by mass: selecting 70 parts of PE particles, 25 parts of recycled plastics, 15 parts of filling master batch and 8 parts of color master batch particles, wherein the filling master batch is selected according to 76% of heavy calcium carbonate, 20% of matrix resin, 2% of liquid paraffin and 2% of stearic acid, and is weighed according to the mass percentage sum of 1;
2) uniformly stirring and fully drying the selected raw materials, adding the raw materials into a lower hopper of a film blowing machine, continuously pushing plastic particles forwards by a screw rod rotating in a charging barrel, mutually rubbing and extruding the plastic particles among the screw rod, the charging barrel and the particles, and heating the outside of the charging barrel to melt the plastic particles;
3) filtering the melted plastic by a machine head, extruding the plastic from a die orifice, wherein the injection pressure is 70-100MPa, processing the plastic into a film barrel material through the working procedures of cooling, blowing, inserting edges, breaking edges, detecting and the like, coiling the film barrel material to be used as a base material for manufacturing the garbage bag, blowing flat film on a film blowing machine during blowing, and changing the width of the blown film into 500mm +40mm +20mm to 560 mm; the width of 40mm is the width of folded-in threading, and the width of 20mm is the upper folded-in hand-tearing part;
in the second step, the bag making by the bag making machine comprises the following steps:
1) feeding by using an air cylinder, uniformly feeding a film by using a swing arm controlled by analog quantity, then correcting the position of the film by using an automatic deviation correcting machine, entering a cut-open edge folding frame, folding the film into the frame by 110mm, then cutting the film open, and controlling the size of a folded edge by using a deviation correcting machine;
2) after the rope is folded, stabilizing the speed by 4 swing arms controlled by analog quantity, carrying out crescent punching and air exhaust hole punching on a hand-held part, longitudinally and uniformly dividing the rope threading through a specific splitting mechanism, keeping a certain distance between the two uniformly divided ropes, and then enabling the ropes to enter a rope threading position together with the rope threading part;
3) the rope part is sealed and the hand-held part is broken between the first rubber roller and the second rubber roller, the edge sealing and the edge sealing part are broken between the second rubber roller and the third rubber roller, and the heat sealing and the cutting of the pull rope are finished by an independent actuating mechanism;
4) the third rubber roll is fed into the first folding and folding frame and the second folding and folding frame after the speed of the swing arm is stabilized, the bag is folded from the original width of 550mm into the width capable of being uniformly rolled, then the bag is fed into the automatic roll changing machine after being stabilized by the rolling swing arm to roll the single rolled garbage bag, the finished garbage bag has the width of 450mm at the upper part and the depth of 400mm after the lower width is about 390mm, and the upper tearing part is about 15-20 mm;
in the third step, the finishing and forming comprises the following steps:
1) spreading the rolled garbage bags, cleaning the waste materials at the edges of the garbage bags one by one, and finishing the garbage bags;
2) sleeving the sorted garbage bags on shaping equipment one by one to enable the bag bottom of each garbage bag to be shaped into a bag bottom meeting the bag sleeving requirement;
in the fourth step, the integrated package comprises the following steps:
1) according to the combination requirement, the garbage bags with shaped bag bottoms are sleeved on a mold of the combined garbage bag one by one according to a certain quantity, and bag openings are tidily arranged and fixed on a fixed frame of the combined garbage bag;
2) and removing air in the middle of the formed combined garbage bag, then entering an electrostatic generation area to enable mutual adsorption between the films, and then carrying out blister packaging after folding.
The quality properties of the above examples are given in the following table:
based on the above, the invention adopts the recycled plastic to replace part of polyethylene raw materials, reduces the cost, recycles wastes, protects the environment, simplifies the operation process of the garbage bag by adding the filling master batch, reduces the working hours, thereby reducing the cost, ensuring good dispersibility of the garbage bag, no white spots and black spots in film blowing, good glossiness and toughness, orderly and natural manufacturing process, difficult occurrence of bag error and flaw conditions, convenient extraction and wide application range.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A processing technology of a bilateral extraction type combined garbage bag comprises the following steps: step one, manufacturing a garbage bag base material; step two, a bag making machine is used for making bags; step three, finishing and forming; step four, integrating and packaging; the method is characterized in that:
in the first step, the manufacture of the garbage bag base material comprises the following steps:
1) the composition comprises the following components in percentage by mass: selecting 70-80 parts of PE particles, 15-25 parts of recycled plastic, 10-20 parts of filling master batch and 5-10 parts of color master batch particles;
2) uniformly stirring and fully drying the selected raw materials, adding the raw materials into a lower hopper of a film blowing machine, continuously pushing plastic particles forwards by a screw rod rotating in a charging barrel, mutually rubbing and extruding the plastic particles among the screw rod, the charging barrel and the particles, and heating the outside of the charging barrel to melt the plastic particles;
3) filtering the melted plastic by a machine head, extruding the plastic from a die orifice, wherein the injection pressure is 70-100MPa, processing the plastic into a film barrel material through the working procedures of cooling, blowing, inserting edges, breaking edges, detecting and the like, and coiling the film barrel material to be used as a base material for manufacturing the garbage bag;
in the second step, the bag making by the bag making machine comprises the following steps:
1) feeding the film by using an air cylinder, uniformly feeding the film by using a swing arm controlled by analog quantity, then correcting the position of the film by using an automatic deviation correcting machine, entering a slitting and folding frame, folding the film by 110mm, and then slitting the film;
2) after the rope is folded, stabilizing the speed by 4 swing arms controlled by analog quantity, carrying out crescent punching and air exhaust hole punching on a hand-held part, longitudinally and uniformly dividing the rope threading through a specific splitting mechanism, keeping a certain distance between the two uniformly divided ropes, and then enabling the ropes to enter a rope threading position together with the rope threading part;
3) sealing the rope part and breaking the hand-held part between the first rubber roller and the second rubber roller, and sealing the edge and breaking the edge part between the second rubber roller and the third rubber roller;
4) after coming out of the third rubber roll, the third rubber roll enters the first folding and folding frame and the second folding and folding frame after the speed of the swing arm is stable, the bag is folded into a width capable of being uniformly rolled, and then enters the automatic roll changing machine to roll the single rolled garbage bag after being stabilized by the rolling swing arm;
in the third step, the finishing and forming comprises the following steps:
1) spreading the rolled garbage bags, cleaning the waste materials at the edges of the garbage bags one by one, and finishing the garbage bags;
2) sleeving the sorted garbage bags on shaping equipment one by one to enable the bag bottom of each garbage bag to be shaped into a bag bottom meeting the bag sleeving requirement;
in the fourth step, the integrated package comprises the following steps:
1) according to the combination requirement, the garbage bags with shaped bag bottoms are sleeved on a mold of the combined garbage bag one by one according to a certain quantity, and bag openings are tidily arranged and fixed on a fixed frame of the combined garbage bag;
2) and removing air in the middle of the formed combined garbage bag, then entering an electrostatic generation area to enable mutual adsorption between the films, and then carrying out blister packaging after folding.
2. The processing technology of the bilateral removable combined garbage bag as claimed in claim 1, wherein: in the step 1), the filling master batch is selected according to 70-80% of heavy calcium carbonate, 10-20% of matrix resin, 1-3% of liquid paraffin and 1-3% of stearic acid, and the filling master batch is weighed according to the mass percentage sum of 1.
3. The processing technology of the bilateral removable combined garbage bag as claimed in claim 1, wherein: in the step one 3), a flat film is blown on a film blowing machine during blowing, and the width of the blown film is 500mm +40mm +20 mm-560 mm; the width of 40mm is the width of the folded-in threading, and the width of 20mm is the upper folded-in hand-tearing part.
4. The processing technology of the bilateral removable combined garbage bag as claimed in claim 1, wherein: in the second step 1), the size of the folded edge is controlled by the rotation control.
5. The processing technology of the bilateral removable combined garbage bag as claimed in claim 1, wherein: in the second step 3), the heat seal and the cutting of the pull rope are finished by a separate executing mechanism.
6. The processing technology of the bilateral removable combined garbage bag as claimed in claims 1 and 3, wherein: in the second step 4), the bag is folded from the original 550mm width into the width capable of being uniformly rolled.
7. The processing technology of the bilateral removable combined garbage bag as claimed in claim 1, wherein: in the second step 4), the finished garbage bag has the upper width of 450mm, the lower width of about 390mm and the formed depth of about 400mm, and the upper tearable part of about 15-20 mm.
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| CN201910876432.1A CN110588006A (en) | 2019-09-17 | 2019-09-17 | Processing technology of double-side extraction type combined garbage bag |
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| CN109354740A (en) * | 2018-10-20 | 2019-02-19 | 赵成云 | A kind of packaging bag and preparation process of environment-friendly and energy-saving emission-reduction green non-pollution |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106117704A (en) * | 2016-06-24 | 2016-11-16 | 芜湖格华包装有限公司 | A kind of high-performance environment-friendly dense plastic materials packaging bag and preparation method thereof |
| CN108219237A (en) * | 2016-12-11 | 2018-06-29 | 四川维特斯科技有限公司 | A kind of environmentally-friendly plastic composition and preparation method thereof |
| CN106832527A (en) * | 2017-02-24 | 2017-06-13 | 台州市路桥瑞康家庭用品厂 | A kind of refuse bag and its preparation technology |
| CN108312637A (en) * | 2018-02-02 | 2018-07-24 | 厦门亚太创新机器有限公司 | Plastic bag packaging production equipment |
| CN109354740A (en) * | 2018-10-20 | 2019-02-19 | 赵成云 | A kind of packaging bag and preparation process of environment-friendly and energy-saving emission-reduction green non-pollution |
| CN110229404A (en) * | 2019-06-19 | 2019-09-13 | 蔡明� | A kind of preparation method of degradable beam mouth refuse bag |
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