CN110406171B - Bag making process for packaging plastic film - Google Patents
Bag making process for packaging plastic film Download PDFInfo
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- CN110406171B CN110406171B CN201910757631.0A CN201910757631A CN110406171B CN 110406171 B CN110406171 B CN 110406171B CN 201910757631 A CN201910757631 A CN 201910757631A CN 110406171 B CN110406171 B CN 110406171B
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- plastic film
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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
- B31B70/64—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
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/74—Auxiliary operations
- B31B70/92—Delivering
- B31B70/98—Delivering in stacks or bundles
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Abstract
The invention relates to a bag making process for packaging a plastic film, which comprises the following steps: s1: producing a plastic film; s2: discharging and exhausting: fixing the free end of the plastic film wound in the step S1 on a traction roller, enabling the plastic film to sequentially pass through an exhaust mechanism and a film bag making machine, and performing exhaust treatment on the plastic film through the exhaust mechanism arranged on a supporting plate; s3: sealing bottom and pricking holes; s4: cutting the plastic film; s5: detecting a finished product; s6: packaging and stacking; the exhaust mechanism comprises an adjusting roller, a guide roller, an extrusion roller, an upper bracket, a fixing plate, an extrusion spring and an extrusion block. The invention can solve the problems that the existing exhaust treatment of the plastic film has poor exhaust treatment effect on the film through extrusion between the rollers, the existing exhaust treatment of the plastic film can not carry out multi-stage exhaust treatment, and the plastic film can generate certain folds or curled edges during the exhaust treatment of the rollers.
Description
Technical Field
The invention relates to the technical field of plastic film processing, in particular to a bag making process for packaging a plastic film.
Background
China is a high consumption country of plastic products, particularly the usage amount of plastic bags is increased year by year, the plastic bag manufacturing needs to firstly wind a plastic film formed by blow molding, and the plastic film is processed into the plastic bag by a plastic film bag making machine after the plastic film after being wound is subjected to exhaust treatment.
The prior plastic film is generally extruded by two rollers to discharge air in the plastic film before bag making, and the problems existing in the prior plastic film during the air discharging treatment are as follows:
1. when the extrusion exhaust treatment is carried out between the two rollers, the pressure adjustment between the rollers is complicated, the exhaust treatment effect of the extrusion between the rollers on the film is poor, and the bag making operation of the plastic film is influenced by residual air in the plastic film;
2. the existing roller does not carry out multi-stage exhaust treatment when carrying out exhaust treatment on the plastic film, and the plastic film can generate a certain degree of wrinkles or curling during the exhaust treatment of the roller.
Disclosure of Invention
In order to solve the problems, the invention provides a bag making process for packaging a plastic film, which comprises the following steps:
s1: production of plastic films: preparing a cylindrical plastic film by adopting a film blowing machine, and rolling the plastic film formed by blow molding;
s2: discharging and exhausting: fixing the free end of the plastic film wound in the step S1 on a traction roller, enabling the plastic film to sequentially pass through an exhaust mechanism and a film bag making machine, and performing exhaust treatment on the plastic film through the exhaust mechanism arranged on a supporting plate;
s3: and (3) bottom sealing and hole pricking: enabling the plastic film exhausted in the step S2 to pass through a film bag making machine, enabling the film bag making machine to carry out heat sealing treatment on the plastic film, and carrying out punching action at a proper position of the plastic film;
s4: cutting a plastic film: after the plastic film is subjected to bottom sealing and punching actions, the plastic film is cut into proper sizes by a cutter;
s5: and (3) finished product detection: performing air tightness detection on the cut plastic film to prevent the plastic film from leaking;
s6: packaging and stacking: packaging and stacking the plastic film after the detection of the plastic film is finished;
the operation steps of the packaging plastic film bag-making process in the steps S1-S6 need to be completed by the cooperation of the supporting plate and the air exhaust mechanism, wherein:
the left side and the right side of the upper end of each supporting plate are respectively provided with an arc-shaped groove, the upper end and the lower end of each arc-shaped groove on each supporting plate are respectively provided with a group of threaded holes, the threaded holes are uniformly distributed in an arc-shaped structure, and the circle center of the arc-shaped structure formed by the threaded holes is concentric with the circle center of the arc-shaped groove on each supporting plate;
the lower end of each support plate is provided with a square hole with a sliding groove in the side wall;
the exhaust mechanism comprises two adjusting rollers, two guide rollers, two extrusion rollers, an upper support, a fixing plate, two extrusion springs and two extrusion blocks, the adjusting rollers are distributed on the left side and the right side of the upper end of the support plate, the adjusting rollers are arranged between the two support plates, the guide rollers are positioned between the adjusting rollers, the guide rollers are arranged between the lower ends of the support plates, the adjusting rollers are symmetrically arranged by taking the vertical plane of the center line of the guide rollers as a reference plane, the extrusion rollers are positioned right below the guide rollers, and the extrusion rollers are arranged between the two support plates;
the upper bracket is arranged between the tops of the two supporting plates, a fixing plate is obliquely arranged on each of the left side surface and the right side surface of the upper bracket, a square groove is formed in the lower end of the fixing plate, the extrusion block is arranged in the square groove formed in the fixing plate through the extrusion spring, during specific work, the wound plastic film sequentially passes through the upper end of the left-end adjusting roller and between the guide roller and the extrusion roller, then the plastic film is transmitted to the film bag making machine from the upper side of the right-end adjusting roller, and triple exhaust treatment is performed on the plastic film under the action of the left-end adjusting roller, the guide roller, the extrusion roller and the right-end adjusting roller, so that air in the plastic film is thoroughly exhausted, and the subsequent bag making effect of the.
As a preferred technical scheme of the invention, the upper and lower inner walls of the arc-shaped groove on the supporting plate are provided with sliding grooves, the front and rear ends of each adjusting roller are connected with a sliding block, the sliding block is positioned in the arc-shaped groove of the supporting plate, and the sliding block is in sliding fit with the arc-shaped groove of the supporting plate;
the outer side face of the sliding block is provided with the locking plate, the locking plate is installed on the threaded hole formed in the supporting plate through the bolt, the locking plate is locked in different threaded holes in the supporting plate, the adjusting roller can be driven to adjust the position, the plastic film forms a proper conveying angle under the action of the adjusting roller and the guide roller, the more inward the position of the adjusting roller is, the greater the exhaust acting force acting on the plastic film is, and therefore the exhaust treatment device can perform exhaust treatment on different types of plastic films.
As a preferable technical scheme of the invention, the inclined structure formed by the fixed plate and the pressing block is vertical to the adjusting roller.
As a preferred technical scheme of the invention, the lower end of the left-end extrusion block positioned on the upper support is provided with the exhaust roller, the lower end of the right-end extrusion block positioned on the upper support is provided with the scraping rod with an arc structure, the exhaust roller is matched with the adjusting roller at the left end to perform primary exhaust treatment on the plastic film, then the plastic film performs secondary exhaust under the action of the guide roller and the extrusion roller, the arc structure of the scraping rod can perform tertiary exhaust on the plastic film and scrape the plastic film flat, so as to prevent the plastic film from wrinkling, the exhaust roller and the scraping rod can be pressed on the outer side surface of the adjusting roller with certain force under the action of the extrusion spring, and the extrusion block is arranged perpendicular to the adjusting roller, so that the exhaust effect of the exhaust roller and the scraping rod on the plastic film is increased.
As a preferred technical scheme of the invention, the front end and the rear end of the extrusion roller are respectively provided with a poking block, the poking blocks are positioned in square holes at the lower ends of the supporting plates, the poking blocks are connected with sliding grooves in the upper holes of the supporting plates in a sliding fit manner, the lower end of each poking block is arranged on the lower side wall of the upper hole of the supporting plate through a poking spring, the extrusion roller can be abutted against the lower side surface of the guide roller with certain force under the action of the poking springs, so that the secondary exhaust effect of the guide roller and the extrusion roller on the plastic film is increased, and the plastic film can pass through the space between the guide roller and the extrusion roller by pulling the poking blocks downwards.
As a preferred technical scheme of the invention, the middle part of the guide roller is of a convex cylindrical structure, the middle part of the extrusion roller is of a concave cylindrical structure, the guide roller is matched with the extrusion roller, and the structural arrangement of the guide roller and the extrusion roller can flatten the plastic film and prevent the plastic film from wrinkling or curling due to exhaust extrusion.
As a preferred technical scheme of the invention, the side surfaces of the extrusion rollers are symmetrically provided with extrusion grooves, telescopic scraping blocks are arranged in the extrusion grooves on the extrusion rollers through scraping springs, the outer ends of the telescopic scraping blocks are of arc structures, and the plastic film on the guide roller can increase the flattening effect under the action of the telescopic scraping blocks.
The invention has the beneficial effects that:
the invention can carry out three-stage exhaust treatment on different types of plastic films and increase the subsequent bag making effect of the plastic films, and can change the position of the adjusting roller, so that the invention can carry out exhaust action with proper strength on the plastic films and increase the exhaust effect of the plastic films;
the upper exhaust roller and the scraping rod can be pressed on the outer side surface of the adjusting roller with certain force under the action of the extrusion spring, and the extrusion block is arranged perpendicular to the adjusting roller, so that the exhaust effect of the exhaust roller and the scraping rod on the plastic film is improved;
the adjusting roller can adjust the position, so that the plastic film forms a proper conveying angle under the action of the adjusting roller and the guide roller, and the more inward the position of the adjusting roller is, the larger the exhaust acting force acting on the plastic film is, so that the exhaust treatment can be performed on different types of plastic films;
the arc-shaped structures of the upper guide roller and the extrusion roller can flatten the plastic film, so that the phenomenon that the plastic film is folded or curled due to exhaust extrusion is avoided.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a flow chart of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a cross-sectional view of the exhaust mechanism of the present invention with the guide rolls, squeeze rolls removed and the support plates removed;
fig. 4 is a cross-sectional view between the guide roll and the press roll of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 4, a bag making process for packaging a plastic film includes the following steps:
s1: production of plastic films: preparing a cylindrical plastic film by adopting a film blowing machine, and rolling the plastic film formed by blow molding;
s2: discharging and exhausting: fixing the free end of the plastic film wound in the step S1 on a traction roller, enabling the plastic film to sequentially pass through an exhaust mechanism 2 and a film bag making machine, and performing exhaust treatment on the plastic film through the exhaust mechanism 2 arranged on a supporting plate 1;
s3: and (3) bottom sealing and hole pricking: enabling the plastic film exhausted in the step S2 to pass through a film bag making machine, enabling the film bag making machine to carry out heat sealing treatment on the plastic film, and carrying out punching action at a proper position of the plastic film;
s4: cutting a plastic film: after the plastic film is subjected to bottom sealing and punching actions, the plastic film is cut into proper sizes by a cutter;
s5: and (3) finished product detection: performing air tightness detection on the cut plastic film to prevent the plastic film from leaking;
s6: packaging and stacking: packaging and stacking the plastic film after the detection of the plastic film is finished;
the operation steps of the packaging plastic film bag making process in the steps S1-S6 need to be completed by the support plate 1 and the exhaust mechanism 2, wherein the corresponding processing operations are completed:
the left side and the right side of the upper end of each supporting plate 1 are respectively provided with an arc-shaped groove, the upper end and the lower end of each arc-shaped groove on each supporting plate 1 are respectively provided with a group of threaded holes, the threaded holes are uniformly distributed in an arc-shaped structure, and the circle center of each arc-shaped structure formed by the threaded holes is concentric with the circle center of the arc-shaped groove on each supporting plate 1;
the lower end of each support plate 1 is provided with a square hole with a sliding groove on the side wall;
the exhaust mechanism 2 comprises adjusting rollers 21, guide rollers 22, squeezing rollers 23, an upper bracket 24, a fixing plate 25, squeezing springs 26 and squeezing blocks 27, the number of the adjusting rollers 21 is two, the adjusting rollers 21 are distributed on the left side and the right side of the upper end of the supporting plates 1, the adjusting rollers 21 are installed between the two supporting plates 1, the guide rollers 22 are located between the adjusting rollers 21, the guide rollers 22 are installed between the lower ends of the supporting plates 1, the adjusting rollers 21 are symmetrically arranged by taking the vertical plane of the center line of the guide rollers 22 as a reference plane, the squeezing rollers 23 are located right below the guide rollers 22, and the squeezing rollers 23 are installed between the two supporting plates 1;
an upper bracket 24 is installed between the tops of the two support plates 1, a fixing plate 25 is installed on each of left and right sides of the upper bracket 24 in an inclined manner, a square groove is formed at the lower end of the fixing plate 25, and a pressing block 27 is installed in the square groove formed in the fixing plate 25 by a pressing spring 26; the inclined structure formed by the fixed plate 25 and the extrusion block 27 is perpendicular to the adjusting roller 21, when the plastic bag making machine works specifically, a wound plastic film sequentially penetrates through the upper end of the left-end adjusting roller 21, the position between the guide roller 22 and the extrusion roller 23, then the plastic film is transmitted to the film bag making machine from the position above the right-end adjusting roller 21, and the plastic film is subjected to triple exhaust treatment under the action of the left-end adjusting roller 21, the guide roller 22, the extrusion roller 23 and the right-end adjusting roller 21, so that air in the plastic film is thoroughly exhausted, and the subsequent bag making effect of the plastic film is improved.
The upper and lower inner walls of the arc-shaped groove on the supporting plate 1 are both provided with sliding grooves, the front and rear ends of each adjusting roller 21 are both connected with a sliding block 211, the sliding block 211 is positioned in the arc-shaped groove of the supporting plate 1, and the sliding block 211 is in sliding fit with the arc-shaped groove of the supporting plate 1;
the outer side surface of the sliding block 211 is provided with a locking plate 212, the locking plate 212 is mounted on a threaded hole formed in the supporting plate 1 through a bolt, the locking plate 212 is locked in different threaded holes in the supporting plate 1 to drive the adjusting roller 21 to perform position adjustment, so that the plastic film forms a proper conveying angle under the action of the adjusting roller 21 and the guide roller 22, and the more inward the position of the adjusting roller 21 is, the greater the exhaust acting force acting on the plastic film is, so that the invention can perform exhaust treatment on different types of plastic films.
The lower extreme that is located the left end extrusion block 27 of upper bracket 24 on install exhaust roller 28, be located the right-hand member extrusion block 27 of upper bracket 24 on install the pole 29 of scraping of arc structure, exhaust roller 28 cooperates with the regulating roll 21 of left end and can carry out exhaust treatment to plastic film once, then plastic film carries out secondary exhaust under the effect of guide roll 22 and squeeze roll 23, the arc structure of scraping pole 29 can carry out the cubic to plastic film and blow it flat, prevent that plastic film from appearing the phenomenon of fold, exhaust roller 28 and scrape pole 29 can have the pressure of certain dynamics under the effect of extrusion spring 26 on the lateral surface of regulating roll 21, because extrusion block 27 is arranged perpendicularly to regulating roll 21, thereby increase exhaust roller 28 and scrape the exhaust effect of pole 29 to plastic film.
Squeeze roll 23 around both ends all install one and dial piece 231, it is located the square hole of backup pad 1 lower extreme to dial piece 231, and dial the spout in piece 231 and the backup pad 1 top hole and be connected through sliding fit's mode, every lower extreme of dialling piece 231 all installs on the lower lateral wall in backup pad 1 top hole through stirring spring 232, squeeze roll 23 can have supporting of certain dynamics under the effect of stirring spring 232 on the downside of guide roll 22, thereby increase guide roll 22 and squeeze roll 23 secondary exhaust effect to plastic film, dial piece 231 through the pulling downwards and make plastic film pass between guide roll 22 and the squeeze roll 23.
The middle part of guide roll 22 be the cylinder structure of evagination, squeeze roll 23's middle part is the cylinder structure of indent, and guide roll 22 and squeeze roll 23 cooperate, the structure setting of guide roll 22 and squeeze roll 23 can shakeouts plastic film, prevents that plastic film from causing its phenomenon of emergence fold or turn-up because of exhaust extrusion.
The side of squeeze roll 23 on the symmetry be provided with the extrusion groove, install flexible piece 234 of scraping through strickleing off spring 233 in the extrusion groove on squeeze roll 23, the outer end of scraping the piece 234 telescopically is the arc structure, plastic film on guide roll 22 can increase its shakeout effect under the effect of scraping the piece 234 telescopically.
When the machine works, when bag making treatment is needed to be carried out on a rolled plastic film, exhaust treatment is needed to be carried out on the rolled plastic film, firstly, the locking plate 212 is locked in a proper threaded hole on the supporting plate 1, so that the plastic film forms a proper conveying angle under the action of the adjusting roller 21 and the guide roller 22, and the more inward the position of the adjusting roller 21 is, the greater the exhaust acting force acting on the plastic film is, so that the machine can carry out exhaust treatment with different forces on different types of plastic films;
after the position of the adjusting roller 21 is adjusted, inserting the plastic film on the film bag making machine, firstly pulling the extrusion block 27 at the left end upwards to enable the plastic film to firstly pass through the upper side of the adjusting roller 21 at the left end, then pulling the toggle block 231 downwards to enable the plastic film to pass through the space between the guide roller 22 and the extrusion roller 23, and then pulling up the extrusion block 27 at the right end to enable the plastic film to be transmitted to the film bag making machine from the upper side of the adjusting roller 21 at the right end;
when the plastic film is subjected to exhaust treatment, the exhaust roller 28 is matched with the adjusting roller 21 at the left end to perform primary exhaust treatment on the plastic film; then, the plastic film is secondarily exhausted under the action of the guide roller 22 and the extrusion roller 23, the extrusion roller 23 can be abutted against the lower side surface of the guide roller 22 with certain force under the action of the toggle spring 232, so that the secondary exhaust effect of the guide roller 22 and the extrusion roller 23 on the plastic film is increased, the arc-shaped structures of the guide roller 22 and the extrusion roller 23 can flatten the plastic film, and the phenomenon that the plastic film is wrinkled or curled due to exhaust extrusion is prevented; the arc-shaped structure of the scraping rod 29 can exhaust the plastic film for three times and scrape the plastic film flat, so that the plastic film is prevented from being wrinkled, the exhaust roller 28 and the scraping rod 29 can have certain force under the action of the extrusion spring 26 to press the outer side surface of the adjusting roller 21, and the extrusion block 27 is perpendicular to the adjusting roller 21, so that the exhaust effect of the exhaust roller 28 and the scraping rod 29 on the plastic film is increased.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A bag making process for packaging plastic films is characterized in that: the bag making process of the packaging plastic film comprises the following steps:
s1: production of plastic films: preparing a cylindrical plastic film by adopting a film blowing machine, and rolling the plastic film formed by blow molding;
s2: discharging and exhausting: fixing the free end of the plastic film wound in the step S1 on a traction roller, enabling the plastic film to sequentially pass through an exhaust mechanism (2) and a film bag making machine, and performing exhaust treatment on the plastic film through the exhaust mechanism (2) arranged on a support plate (1);
s3: and (3) bottom sealing and hole pricking: enabling the plastic film exhausted in the step S2 to pass through a film bag making machine, enabling the film bag making machine to carry out heat sealing treatment on the plastic film, and carrying out punching action at a proper position of the plastic film;
s4: cutting a plastic film: after the plastic film is subjected to bottom sealing and punching actions, the plastic film is cut into proper sizes by a cutter;
s5: and (3) finished product detection: performing air tightness detection on the cut plastic film to prevent the plastic film from leaking;
s6: packaging and stacking: packaging and stacking the plastic film after the detection of the plastic film is finished;
the operation procedures of the packaging plastic film bag-making process in the steps S1-S6 need to be completed by the matching of the supporting plate (1) and the air exhaust mechanism (2), wherein:
the left side and the right side of the upper end of each supporting plate (1) are respectively provided with an arc-shaped groove, the upper end and the lower end of each arc-shaped groove on each supporting plate (1) are respectively provided with a group of threaded holes, the threaded holes are uniformly distributed in an arc-shaped structure, and the circle center of the arc-shaped structure formed by the threaded holes is concentric with the circle center of the arc-shaped groove on each supporting plate (1);
the lower end of each support plate (1) is provided with a square hole with a sliding groove on the side wall;
the exhaust mechanism (2) comprises adjusting rollers (21), guide rollers (22), squeezing rollers (23), an upper bracket (24), a fixing plate (25), squeezing springs (26) and squeezing blocks (27), the number of the adjusting rollers (21) is two, the adjusting rollers (21) are distributed on the left side and the right side of the upper end of the supporting plate (1), the adjusting rollers (21) are installed between the two supporting plates (1), the guide rollers (22) are located between the adjusting rollers (21), the guide rollers (22) are installed between the lower ends of the supporting plates (1), the adjusting rollers (21) are symmetrically arranged by taking the vertical plane of the center line of the guide rollers (22) as a reference plane, the squeezing rollers (23) are located under the guide rollers (22), and the squeezing rollers (23) are installed between the two supporting plates (1);
-the upper bracket (24) is installed between the tops of the two supporting plates (1), a fixing plate (25) is obliquely installed on each of the left and right sides of the upper bracket (24), a square groove is formed in the lower end of the fixing plate (25), and the pressing block (27) is installed in the square groove formed in the fixing plate (25) through a pressing spring (26).
2. A bag-making process for packaging plastic films according to claim 1, characterized in that: the upper inner wall and the lower inner wall of the arc-shaped groove on the supporting plate (1) are respectively provided with a sliding groove, the front end and the rear end of each adjusting roller (21) are respectively connected with a sliding block (211), the sliding blocks (211) are positioned in the arc-shaped groove of the supporting plate (1), and the sliding blocks (211) are in sliding fit with the arc-shaped groove of the supporting plate (1);
a locking plate (212) is arranged on the outer side face of the sliding block (211), and the locking plate (212) is installed on a threaded hole arranged on the supporting plate (1) through bolts.
3. A bag-making process for packaging plastic films according to claim 1, characterized in that: the inclined structure formed by the fixing plate (25) and the extrusion block (27) is vertical to the adjusting roller (21).
4. A bag-making process for packaging plastic films according to claim 1, characterized in that: the lower end of the left end extrusion block (27) positioned on the upper support (24) is provided with an exhaust roller (28), and the lower end of the right end extrusion block (27) positioned on the upper support (24) is provided with a scraping rod (29) with an arc structure.
5. A bag-making process for packaging plastic films according to claim 1, characterized in that: the extrusion roller (23) around both ends all install one and stir piece (231), stir piece (231) and be located the square hole of backup pad (1) lower extreme, and stir the spout in piece (231) and backup pad (1) top hole and be connected through sliding fit's mode, the lower extreme that every was stirred piece (231) all installs on the lower lateral wall in backup pad (1) top hole through stirring spring (232).
6. A bag-making process for packaging plastic films according to claim 1, characterized in that: the middle part of the guide roll (22) is of a convex cylindrical structure, the middle part of the extrusion roll (23) is of a concave cylindrical structure, and the guide roll (22) is matched with the extrusion roll (23).
7. The bag-making process for packaging plastic films as claimed in claim 6, wherein: the side of the extrusion roll (23) is symmetrically provided with extrusion grooves, telescopic scraping blocks (234) are installed in the extrusion grooves in the extrusion roll (23) through scraping springs (233), and the outer ends of the telescopic scraping blocks (234) are of arc structures.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910757631.0A CN110406171B (en) | 2019-08-16 | 2019-08-16 | Bag making process for packaging plastic film |
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| CN201910757631.0A CN110406171B (en) | 2019-08-16 | 2019-08-16 | Bag making process for packaging plastic film |
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| CN110406171A CN110406171A (en) | 2019-11-05 |
| CN110406171B true CN110406171B (en) | 2020-05-15 |
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| CN111497200B (en) * | 2020-04-09 | 2022-05-17 | 黄石恒盛科技发展有限公司 | Rubber rolling device for roller core |
| CN111590965B (en) * | 2020-05-26 | 2021-10-29 | 金之洋(广州)新型材料有限公司 | Processing and forming method of antibacterial preservative film |
| CN111890736A (en) * | 2020-08-11 | 2020-11-06 | 刘宵玲 | Solvent-free compound machine strickle mechanism for producing PET packaging bag |
| CN112026268A (en) * | 2020-08-18 | 2020-12-04 | 天津市久大塑料制品有限公司 | Method for manufacturing plastic woven bag |
| CN113246504B (en) * | 2021-05-13 | 2023-11-10 | 义乌市上上塑胶有限公司 | Plastic film manufacturing process |
| CN114643746B (en) * | 2022-02-25 | 2024-10-11 | 青岛峥嵘尚品自动化有限公司 | Bagging device for container liquid packaging bag |
| CN114953536A (en) * | 2022-06-15 | 2022-08-30 | 三明中恒包装材料有限公司 | Green environment-friendly packaging bag manufacturing system and implementation method |
| CN116604938B (en) * | 2023-07-21 | 2023-10-13 | 宿迁铭航包装材料有限公司 | Instrument and method for detecting burst color of printed package |
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| CN204263610U (en) * | 2014-11-07 | 2015-04-15 | 赵诗玄 | A kind of plastic bag making machine |
| CN106378962B (en) * | 2016-08-29 | 2018-12-25 | 徐州莱特行箱包有限公司 | A kind of Multifunctional bag-making machine |
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| CN107344427B (en) * | 2017-09-20 | 2018-07-17 | 张正 | Round bottom plastic bag production device based on blown film techniques |
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| CN108673947A (en) * | 2018-05-02 | 2018-10-19 | 天津智达科技有限公司 | A kind of plastic film bag heat-sealing cut-out flatten unit |
| CN108724810A (en) * | 2018-08-31 | 2018-11-02 | 绍兴初汇纺织有限公司 | Woven bag producing device |
| CN108891078B (en) * | 2018-08-31 | 2024-04-16 | 汕头市万奇包装材料有限公司 | Foaming complex film packing box base production facility |
| CN109203575A (en) * | 2018-09-10 | 2019-01-15 | 王顺 | A kind of plastic film heat sealing machine |
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- 2019-08-16 CN CN201910757631.0A patent/CN110406171B/en active Active
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| CN110406171A (en) | 2019-11-05 |
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Effective date of registration: 20200410 Address after: 277600 north of Jianshe Road, Weishan Economic Development Zone, Jining City, Shandong Province Applicant after: Shandong Xinliang Packaging Technology Co.,Ltd. Address before: 312500 No. 7 Xikeng Village West First Street, Jingling Town, Xinchang County, Shaoxing City, Zhejiang Province Applicant before: Chen Mingjun |
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Effective date of registration: 20220419 Address after: 277600 plastic bag industrial park, Weishan Economic Development Zone, Weishan County, Jining City, Shandong Province Patentee after: Shandong Kaipu Packaging Technology Co.,Ltd. Address before: 277600 north of Jianshe Road, Weishan Economic Development Zone, Jining City, Shandong Province (in the plastic packaging Industrial Park, Weishan Economic Development Zone, west of new 104 National Highway) Patentee before: Shandong Xinliang Packaging Technology Co.,Ltd. |
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Denomination of invention: A bag making process of packaging plastic film Effective date of registration: 20221205 Granted publication date: 20200515 Pledgee: China Construction Bank Corporation Weishan sub branch Pledgor: Shandong Kaipu Packaging Technology Co.,Ltd. Registration number: Y2022980025090 |