CN110435171A - A kind of PVC packaging film and its production technology - Google Patents
A kind of PVC packaging film and its production technology Download PDFInfo
- Publication number
- CN110435171A CN110435171A CN201910748908.3A CN201910748908A CN110435171A CN 110435171 A CN110435171 A CN 110435171A CN 201910748908 A CN201910748908 A CN 201910748908A CN 110435171 A CN110435171 A CN 110435171A
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- China
- Prior art keywords
- packaging film
- iron powder
- magnetic iron
- parts
- glue
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Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- B29K2027/06—PVC, i.e. polyvinylchloride
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/16—Fillers
- B29K2105/162—Nanoparticles
-
- 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
- B29L2007/00—Flat articles, e.g. films or sheets
-
- 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
- B29L2009/00—Layered products
Abstract
The present invention discloses a kind of PVC packaging film and its production technology, the PVC packaging film is prepared by the raw material of following parts by weight: 0.03-0.04 parts of plasticizer, 7-9 parts of stabilizer, 0.1-0.2 parts of magnetic iron powder of nanometer, 0.15-0.22 parts of active carbon nanoparticles, 3-5 parts of titanium dioxide, 3.5-6 parts of fire retardant and 90-100 parts of polyvinyl chloride resin.S4: three groups of packaging film shafts obtained in S3 are mounted on to one end of set composite, the plastic structure that applies inside set composite is coated with clear aqueous glue in the upper and lower surface of middle layer packaging film, and in addition two layers of packaging film is bonded in the upper and lower surface of middle layer packaging film by clear aqueous glue.The a small amount of presence in the inside of packaging film neither influences the transparency of packaging film, and can absorb illumination, and black absorption light capabilities are strong, quick heating, and the pliability of packaging film gets a promotion.The smell of packaging film itself can be absorbed, while packaging film can absorb extraneous smell in use.And magnetic iron powder has magnetic adsorption function, packaging film can be closely be bonded with ferrous metal.
Description
Technical field
The present invention relates to PVC packaging film manufacture fields, and in particular to a kind of PVC packaging film and its production technology.
Background technique
PVC packaging film has that packing material is more firm clean and tidy as a kind of widely used packaging film, superpower waterproof action.
With the features such as tensile strength height, elongation percentage is big, tack is good, and transparency is high.There are some for PVC packaging film in use simultaneously
Insufficient: some PVC packaging films are very soft when using in summer, are just hardened in winter, cannot quickly absorb heat, quality is hard
It is inconvenient to use, to being packaged with certain adverse effect.PVC packaging film is becoming opaque using absorption dust is easy simultaneously,
External impurity is difficult to remove, and influences normally to use.And existing packaging film distributes some smells when in use, pollution is empty
Gas.With it is unstable in ferrous metal packaging process, be easy to happen and fall off.
Summary of the invention
The purpose of the present invention is to provide a kind of PVC packaging film and its production technologies, solve traditional PVC packaging film and exist
Summer is very soft when using, and is just hardened in winter, cannot quickly absorb heat, and quality is hard inconvenient to use, to being packaged with
Certain adverse effect.PVC packaging film is becoming opaque using absorption dust is easy simultaneously, and external impurity is difficult to remove,
Influence normal use.And some smells are distributed when in use, pollute air.With unstable in ferrous metal packaging process, appearance
The problem of easily falling off.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of PVC packaging film, the PVC packaging film are prepared by the raw material of following parts by weight: plasticizer 0.03-0.04
Part, 7-9 parts of stabilizer, 0.1-0.2 parts of nanometer magnetic iron powder, 0.15-0.22 parts of active carbon nanoparticles, 3-5 parts of titanium dioxide, fire retardant
3.5-6 part and 90-100 parts of polyvinyl chloride resin.
This nanometer of magnetic iron powder is prepared by the following steps to obtain:
Step 1: magnet ready for use being put into pulverizer and is crushed, and obtained magnetic iron powder is then put into essence
It is ground inside close grinder；
Step 2: the magnetic iron powder ground in step 1 being put into the sieve that aperture is 50-100nm and is sieved,
It screens remaining magnetic iron powder and is placed again into inside precision lapping machine and ground, back and forth, until magnetic iron powder reaches nanoscale
Not；
The PVC packaging film is prepared by the following steps to obtain:
S1: plasticizer, stabilizer, titanium dioxide and polyvinyl chloride resin are put into agitating device and are stirred, to magnetic iron powder and work
Property charcoal is ground, and active carbon and magnetic iron powder are ground to Nano grade, then put the active carbon of Nano grade and magnetic iron powder
Enter in agitating device and is stirred together with unclassified stores；
S2: mixtures of materials will be obtained in S1 and is put into progress mixing inside mixer, mixtures of materials is in internal mixing
The raw material of PVC packaging film are formed after plasticizing；
S3: raw material manufactured in S2 being put into inside die casting machine and carry out die casting, three points of packaging film thickness needed for being formed
One of, and packaging film is wound outside shaft；
S4: three groups of packaging film shafts obtained in S3 are mounted on to one end of set composite, the gluing inside set composite
Structure is coated with clear aqueous glue in the upper and lower surface of middle layer packaging film, and in addition two layers of packaging film is viscous by clear aqueous glue
Connect the upper and lower surface in middle layer packaging film.
A kind of production technology of PVC packaging film, the production technology comprise the steps of:
S1: plasticizer, stabilizer, titanium dioxide and polyvinyl chloride resin are put into agitating device and are stirred, to magnetic iron powder and work
Property charcoal is ground, and active carbon and magnetic iron powder are ground to Nano grade, then put the active carbon of Nano grade and magnetic iron powder
Enter in agitating device and is stirred together with unclassified stores；
S2: mixtures of materials will be obtained in S1 and is put into progress mixing inside mixer, mixtures of materials is in internal mixing
The raw material of PVC packaging film are formed after plasticizing；
S3: raw material manufactured in S2 being put into inside die casting machine and carry out die casting, three points of packaging film thickness needed for being formed
One of, and packaging film is wound outside shaft；
S4: three groups of packaging film shafts obtained in S3 are mounted on to one end of set composite, the gluing inside set composite
Structure is coated with clear aqueous glue in the upper and lower surface of middle layer packaging film, and in addition two layers of packaging film is viscous by clear aqueous glue
Connect the upper and lower surface in middle layer packaging film.
Composite steps in the step S4 are as follows:
Step 1: the first rotating shaft for being wound with packaging film, the second shaft and third shaft are consolidated by the rotating bar at both ends
Be scheduled on the inside of mounting rack, and the second shaft is mounted between first rotating shaft and third shaft, by first rotating shaft, the second shaft and
Packaging film outside third shaft is passed through from the gluing inside configuration of end.
Step 2: the shank of bolt rotation of cover board top two sides is turned, shank of bolt moves up and down at the top of cover board, and bottom
By bearing in drip tube, applied pipe and the top rotation for removing pipe, and then drive drip tube, applied pipe and the removing pipe on top
It is moved up and down in the inside of shifting chute, until packaging film is extruded in middle part by upper and lower two drip tubes, applied pipe and removing pipe, it will
The drip tube of second roller end and defeated glue are mechanically connected, and upper and lower two drip tubes are coated in the two sides up and down of middle layer packaging film
Glue, upper layer and lower layer packaging film cover the outside for being bonded in middle layer packaging film；Winding bar is wrapped in after three layers of packaging film bonding
Outside.
Preferably, the glue in the step 2 inside drip tube is dropped in the upper and lower of middle layer packaging film by gum outlet
Two sides, middle layer packaging film is after two applied pipes, and the smearing of two applied pipe sides pads and the outside of packaging film closely connects
Touching smears pad and is coated the glue outside two sides above and below middle layer packaging film uniformly；Then packaging film is managed from two removings
Between pass through, remove pipe side and scrape two side contacts up and down opened one's mouth with packaging film, scrape and open one's mouth glue extra outside packaging film
Water scrapes removal, and the glue after scraping enters the inside for removing pipe from scraping to open one's mouth, and removes the glue of pipe storage inside from both ends
Dumping hose discharges, and when upper layer and lower layer packaging film is passed through from gluing inside configuration, end is limited by last item, is extruded
Smooth, then two drip tubes, two applied pipes and two removing pipes squeeze the outside of packaging film, and packaging film is extruded
It is smooth, while external dust is removed, for three layers of packaging film by the limit for applying plastic structure, three layers of packaging film bonding are neat.
Preferably, it after packaging film is passed through from the inside for applying plastic structure in the step 2, can turn according to the actual needs
The adjusting bolt of backing plate bottom pushes bottom plate rotation, its direction is adjusted, and guarantees packaging film from gluing inside configuration
It will not be wound after passing through.
Preferably, it is twined with winding bar again after three layers of packaging film bonding from being passed through between two pressure rollers in the step 2
Around turning screw rod and push two pressure rollers mobile in the side of truss by sliding groove, until packaging film is extruded in by two pressure rollers
Middle part, packaging film are extruded between two pressure rollers；Simultaneously in recombination process, screw rod can be turned, mounting rack is pushed to pass through cunning
Dynamic slot is mobile in the side of fixed frame, adjusts the distance between mounting rack and frame.
The set composite includes frame and bottom frame, and frame is mounted on the upper one end of bottom frame, and the top two of frame
Side is welded with side plate, in the middle part of two side plates between winding bar is horizontally installed with by rotating bar, the side of side plate is equipped with electricity
Machine, motor connect the rotating bar of one end by belt, and mounting rack is equipped at the top of bottom frame, and the inside of mounting rack leads to from top to bottom
The rotating bar for crossing two sides is successively horizontally installed with first rotating shaft, the second shaft and third shaft.The interior side of mounting rack is from upper
Three groups of painting plastic structures are uniformly installed by fixed link to lower.The bottom of side plate is welded with purlin close to the side level of mounting rack
The middle part of frame, frame is welded with fixed frame, and the inside middle-end of fixed frame and truss close to the equal level in side both ends of mounting rack
It is provided with sliding groove along its length, truss is equipped with pressure roller by sliding groove and screw rod, and fixed frame passes through sliding groove and spiral shell
Bar connects the side of mounting rack, and the inside two sides of bottom frame are provided with sliding groove, and the two sides of the bottom of mounting rack pass through sliding groove
It is clamped bottom frame.
Applying plastic structure includes backing plate and bottom plate, and one end of backing plate is connected and fixed bar, and bottom plate passes through the adjusting spiral shell of bottom
Bolt is connect with backing plate, and bottom plate and backing plate are arranged in parallel.The upper one end of bottom plate is equipped with last item by bracket, and the other end is equipped with
Cover board, cover board inside are in hollow setting.And the inside upper and lower ends of cover board are successively horizontally installed with drip tube, applied pipe and clear
Except the inside two sides of pipe, and cover board are provided with three groups of vertical shift slots, the drip tube on top, applied pipe and removing pipe both ends are equal
It is mounted on the inside of shifting chute, and is connected with vertically by bearing at the top of the drip tube on top, applied pipe and removing pipe both ends
Cover board is run through at the top of the shank of bolt of setting, shank of bolt, and is threaded with cover board.If the outside of drip tube is evenly arranged with
Dry gum outlet, two applied pipes are respectively connected with smearing pad to the side of opposition, and two removing pipes are opposed to be respectively provided on one side
The both ends scraped and opened one's mouth, and remove pipe are respectively connected with dumping hose, and dumping hose runs through the side of cover board.
Beneficial effects of the present invention:
1, compared with existing packaging film, the present invention is added nanoscale magnetic iron powder and receives in preparing for packaging film in raw material
The substance diameter of meter level active carbon, Nano grade is smaller, does not influence the normal production of packaging film, tool inside the packaging film produced
There are magnetic iron powder and active carbon.Magnetic iron powder and active carbon both can increase the toughness of packaging film, be not easily broken it, security performance obtains
It is promoted.Magnetic iron powder and active carbon are black simultaneously, and in the inside of packaging film, a small amount of presence neither influences the transparent of packaging film
Degree, and illumination can be absorbed, black absorption light capabilities are strong, quick heating.In cold winter, after packaging film is by the irradiation of light
It is improved compared to other packaging film temperatures, the pliability of packaging film gets a promotion.Active carbon has adsorption function simultaneously, can absorb
The smell of packaging film itself, while packaging film can absorb extraneous smell in use, have the function of purifying air, reduce
Pollution in packaging film use.And magnetic iron powder has magnetic adsorption function, packaging film is when packing ferrous metal, packaging
Film can be closely be bonded with ferrous metal, and packaging film is not easily to fall off in packaging, and stability is more preferable, convenient and quick packaging.And
After the packaging film of exhaust gas abandons, quickly packaging film can be picked up by the object of irony, packaging pick up it is simple, and with irony
Object loads discarded packaging film, and packaging film will not be blown away by wind-force.
2, increase recombination process in the production technology of packaging film, three layers of packaging film be sticked to form complete packaging film,
So that packaging film has three layers of separable structure in use.Impurity is fallen into outside packaging film to be difficult to after clearing up, it can will be outer
This goes one layer of packaging film in portion, and impurity removal, the transparency of packaging film is still good, can normally use.And impurity cleaning letter
It is single, the service life of packaging film can be extended.
3 and recombination process in use set composite, three layers of packaging film can be bonded by the painting plastic structure inside the device
It is compound.Three layers of packaging film to be composite can be kept apart by installing three groups of shafts on the top of bottom frame, bilevel packaging film
Uniformly can accurately be covered on the outside of middle layer packaging film, it is compound in the phenomenon that being less prone to compound dislocation.It applies simultaneously cementing
Removing pipe, drip tube and the applied two sides Guan Nengcong or more inside structure are closely squeezed with packaging mould to be contacted, can be in middle layer packet
The external glue coating of film is filled, and external glue smear uniformly, and extra glue is removed, guarantees bonding
Flatness is preferable afterwards, and bonding is uniform.And the shank of bolt at cover board both ends is adjustable the height that pipe, drip tube and applied pipe are removed in top
Degree, adapts to the packaging film of different-thickness, adaptable.
4, direction can freely be adjusted by the adjusting bolt of bottom by applying plastic structure, adapt to the demand of different operating.Simultaneously
Packaging film after energy is compound can pass through the extruding of two pressure rollers, and internal bubble can be removed, while increase by three layers of packaging film
Between composite force, more smooth, adhesive strength is improved.Mounting rack and pressure roller can be adjusted as needed position, can fit
A variety of work requirements are answered, it is easy to operate.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is set composite overall structure diagram of the present invention.
Fig. 2 is the isometric structural schematic diagram of Fig. 1 of the present invention.
Fig. 3 is the side view that the present invention applies plastic structure.
Fig. 4 is the top view that the present invention applies plastic structure.
Fig. 5 is drip tube mounting structure schematic diagram of the present invention.
Fig. 6 is the applied pipe structural schematic diagram of the present invention.
Fig. 7 is that the present invention removes pipe structural schematic diagram.
Fig. 8 is details enlarged structure schematic diagram at A in Fig. 2 of the present invention.
In figure: 1, frame；2, side plate；3, winding bar；4, truss；5, pressure roller；6, first rotating shaft；7, the second shaft；8,
Three shafts；9, mounting rack；10, bottom frame；11, rotating bar；12, fixed link；13, last item；14, dumping hose；15, cover board；16, bottom
Plate；17, bolt is adjusted；18, fixed frame；19, backing plate；20, pipe is removed；21, applied pipe；22, drip tube；23, shank of bolt；24,
Gum outlet；25, shifting chute；26, pad is smeared；27, it scrapes and opens one's mouth；28, sliding groove.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
As shown in figures 1-8, a kind of PVC packaging film, the PVC packaging film are prepared by the raw material of following parts by weight: plasticising
0.03-0.04 parts of agent, 7-9 parts of stabilizer, 0.1-0.2 parts of nanometer magnetic iron powder, 0.15-0.22 parts of active carbon nanoparticles, titanium dioxide 3-5
Part, 3.5-6 parts of fire retardant and 90-100 parts of polyvinyl chloride resin；
This nanometer of magnetic iron powder is prepared by the following steps to obtain:
Step 1: magnet ready for use being put into pulverizer and is crushed, and obtained magnetic iron powder is then put into essence
It is ground inside close grinder；
Step 2: the magnetic iron powder ground in step 1 being put into the sieve that aperture is 50-100nm and is sieved,
It screens remaining magnetic iron powder and is placed again into inside precision lapping machine and ground, back and forth, until magnetic iron powder reaches nanoscale
Not；
The PVC packaging film is prepared by the following steps to obtain:
S1: plasticizer, stabilizer, titanium dioxide and polyvinyl chloride resin are put into agitating device and are stirred, to magnetic iron powder and work
Property charcoal is ground, and active carbon and magnetic iron powder are ground to Nano grade, then put the active carbon of Nano grade and magnetic iron powder
Enter in agitating device and is stirred together with unclassified stores；
S2: mixtures of materials will be obtained in S1 and is put into progress mixing inside mixer, mixtures of materials is in internal mixing
The raw material of PVC packaging film are formed after plasticizing；
S3: raw material manufactured in S2 being put into inside die casting machine and carry out die casting, three points of packaging film thickness needed for being formed
One of, and packaging film is wound outside shaft；
S4: three groups of packaging film shafts obtained in S3 are mounted on to one end of set composite, the gluing inside set composite
Structure is coated with clear aqueous glue in the upper and lower surface of middle layer packaging film, and in addition two layers of packaging film is viscous by clear aqueous glue
Connect the upper and lower surface in middle layer packaging film.
A kind of production technology of PVC packaging film, the production technology comprise the steps of:
S1: plasticizer, stabilizer, titanium dioxide and polyvinyl chloride resin are put into agitating device and are stirred, to magnetic iron powder and work
Property charcoal is ground, and active carbon and magnetic iron powder are ground to Nano grade, then put the active carbon of Nano grade and magnetic iron powder
Enter in agitating device and is stirred together with unclassified stores；
S2: mixtures of materials will be obtained in S1 and is put into progress mixing inside mixer, mixtures of materials is in internal mixing
The raw material of PVC packaging film are formed after plasticizing；
S3: raw material manufactured in S2 being put into inside die casting machine and carry out die casting, three points of packaging film thickness needed for being formed
One of, and packaging film is wound outside shaft；
S4: three groups of packaging film shafts obtained in S3 are mounted on to one end of set composite, the gluing inside set composite
Structure is coated with clear aqueous glue in the upper and lower surface of middle layer packaging film, and in addition two layers of packaging film is viscous by clear aqueous glue
Connect the upper and lower surface in middle layer packaging film；
Composite steps in the step S4 are as follows:
Step 1: the rotating bar that the first rotating shaft 6 for being wound with packaging film, the second shaft 7 and third shaft 8 are passed through into both ends
11 are fixed on the inside of mounting rack 9, and the second shaft 7 is mounted between first rotating shaft 6 and third shaft 8, by first rotating shaft 6,
Packaging film outside second shaft 7 and third shaft 8 is passed through from the gluing inside configuration of end；
Step 2: the shank of bolt 23 for turning 15 top two sides of cover board rotates, and shank of bolt 23 moves down on the top of cover board 15
It is dynamic, and bottom is rotated by bearing on the top of drip tube 22, applied pipe 21 and removing pipe 20, and then drives the drip tube on top
22, applied pipe 21 and removing pipe 20 are moved up and down in the inside of shifting chute 25, until upper and lower two drip tubes 22,21 and of applied pipe
It removes pipe 20 and packaging film is extruded in middle part, the drip tube 22 of 7 end of the second shaft and defeated glue are mechanically connected, upper and lower two drops
Sebific duct 22 middle layer packaging film two sides glue coating up and down, upper layer and lower layer packaging film covering be bonded in middle layer packaging film
It is external；The outside of winding bar 3 is wrapped in after three layers of packaging film bonding.
As a kind of technical optimization scheme of the invention, the glue in step 2 inside drip tube 22 is dripped by gum outlet 24
Fall in the two sides up and down of middle layer packaging film, middle layer packaging film after two applied pipes 21, two applied 21 sides of pipe
It smears pad 26 and the external of packaging film is in close contact, smear pad 26 and apply the glue outside two sides above and below middle layer packaging film
Cloth is uniform；Then packaging film is passed through between two removing pipes 20, remove 20 side of pipe scrape open one's mouth 27 with packaging film up and down
Two side contacts, scrape to open one's mouth and 27 extra glue outside packaging film are scraped removal, and the glue after scraping 27 is entered from scraping to open one's mouth
The inside of pipe 20 is removed, the glue for removing 20 storage inside of pipe is discharged from both ends dumping hose 14, upper layer and lower layer packaging film
When passing through from gluing inside configuration, end is limited by last item 13, is squeezed and is flattened, and is then smeared for two drip tube 22, two
Even pipe 21 and two removing pipes 20 squeeze the outside of packaging film, and packaging film, which is squeezed, to be flattened, while external dust quilt
Removal, for three layers of packaging film by the limit for applying plastic structure, three layers of packaging film bonding are neat.
It, can after packaging film is passed through from the inside for applying plastic structure in step 2 as a kind of technical optimization scheme of the invention
According to the actual needs, the adjusting bolt 17 of 19 bottom of backing plate is turned, pushes bottom plate 16 to rotate, adjusts its direction
Section guarantees to wind after packaging film is passed through from gluing inside configuration.
As a kind of technical optimization scheme of the invention, between two pressure rollers 5 after three layers of packaging film are bonded in step 2
Across being wound again with winding bar 3, turns screw rod and push two pressure rollers 5 mobile in the side of truss 4 by sliding groove 28, directly
Packaging film is extruded in middle part to two pressure rollers 5, packaging film is extruded between two pressure rollers 5；It, can simultaneously in recombination process
Screw rod is turned, pushes mounting rack 9 mobile in the side of fixed frame 18 by sliding groove 28, adjusts between mounting rack 9 and frame 1
Distance.
Set composite includes frame 1 and bottom frame 10, and frame 1 is mounted on the upper one end of bottom frame 10, and the top of frame 1
Two sides are welded with side plate 2, pass through rotating bar 11 between two 2 middle parts of side plate and are horizontally installed with winding bar 3, the side of side plate 2
Motor is installed, motor connects the rotating bar 11 of one end by belt, and the top of bottom frame 10 is equipped with mounting rack 9, mounting rack 9
It is internal that first rotating shaft 6, the second shaft 7 and third shaft 8 are successively horizontally installed with by the rotating bar 11 of two sides from top to bottom.Peace
9 interior side is shelved to pass through fixed link 12 from top to bottom three groups of painting plastic structures uniformly are installed.The bottom of side plate 2 is close to installation
The side level of frame 9 is welded with truss 4, and the middle part of frame 1 is welded with fixed frame close to the equal level in side both ends of mounting rack 9
18, and the inside middle-end of fixed frame 18 and truss 4 is provided with sliding groove 28 along its length, truss 4 passes through 28 He of sliding groove
Screw rod is equipped with pressure roller 5, and fixed frame 18 connects the side of mounting rack 9, and the inside two of bottom frame 10 by sliding groove 28 with screw rod
Side is provided with sliding groove 28, and the two sides of the bottom of mounting rack 9 are clamped bottom frame 10 by sliding groove 28.
Applying plastic structure includes backing plate 19 and bottom plate 16, and one end of backing plate 19 is connected and fixed bar 12, and bottom plate 16 passes through bottom
The adjusting bolt 17 in portion is connect with backing plate 19, and bottom plate 16 and backing plate 19 are arranged in parallel.The upper one end of bottom plate 16 is pacified by bracket
Equipped with last item 13, the other end is equipped with cover board 15, is in hollow setting inside cover board 15.And the inside upper and lower ends of cover board 15 according to
Sub-level is equipped with drip tube 22, applied pipe 21 and removes pipe 20, and the inside two sides of cover board 15 are provided with three groups and move vertically
Dynamic slot 25, drip tube 22, applied pipe 21 and removing 20 both ends of pipe on top are installed in the inside of shifting chute 25, and the drop on top
The shank of bolt 23 being vertically arranged, shank of bolt 23 are connected with by bearing at the top of sebific duct 22, applied pipe 21 and removing 20 both ends of pipe
Top run through cover board 15, and be threaded with cover board 15.The outside of drip tube 22 is evenly arranged with several gum outlets 24,
Two applied pipes 21 are respectively connected with to the side of opposition and smear pad 26, and two opposed are provided on one side of removing pipe 20 scrape
Mouth 27, and the both ends for removing pipe 20 are respectively connected with dumping hose 14, dumping hose 14 runs through the side of cover board 15.
Beneficial effects of the present invention:
1, compared with existing packaging film, the present invention is added nanoscale magnetic iron powder and receives in preparing for packaging film in raw material
The substance diameter of meter level active carbon, Nano grade is smaller, does not influence the normal production of packaging film, tool inside the packaging film produced
There are magnetic iron powder and active carbon.Magnetic iron powder and active carbon both can increase the toughness of packaging film, be not easily broken it, security performance obtains
It is promoted.Magnetic iron powder and active carbon are black simultaneously, and in the inside of packaging film, a small amount of presence neither influences the transparent of packaging film
Degree, and illumination can be absorbed, black absorption light capabilities are strong, quick heating.In cold winter, after packaging film is by the irradiation of light
It is improved compared to other packaging film temperatures, the pliability of packaging film gets a promotion.Active carbon has adsorption function simultaneously, can absorb
The smell of packaging film itself, while packaging film can absorb extraneous smell in use, have the function of purifying air, reduce
Pollution in packaging film use.And magnetic iron powder has magnetic adsorption function, packaging film is when packing ferrous metal, packaging
Film can be closely be bonded with ferrous metal, and packaging film is not easily to fall off in packaging, and stability is more preferable, convenient and quick packaging.And
After the packaging film of exhaust gas abandons, quickly packaging film can be picked up by the object of irony, packaging pick up it is simple, and with irony
Object loads discarded packaging film, and packaging film will not be blown away by wind-force.
2, increase recombination process in the production technology of packaging film, three layers of packaging film be sticked to form complete packaging film,
So that packaging film has three layers of separable structure in use.Impurity is fallen into outside packaging film to be difficult to after clearing up, it can will be outer
This goes one layer of packaging film in portion, and impurity removal, the transparency of packaging film is still good, can normally use.And impurity cleaning letter
It is single, the service life of packaging film can be extended.
3 and recombination process in use set composite, three layers of packaging film can be bonded by the painting plastic structure inside the device
It is compound.Three layers of packaging film to be composite can be kept apart by installing three groups of shafts on the top of bottom frame 10, bilevel packaging
Film uniformly can accurately be covered on the outside of middle layer packaging film, it is compound in the phenomenon that being less prone to compound dislocation.Gluing simultaneously
Removing pipe 20, drip tube 22 and the applied pipe 21 of inside configuration can closely be squeezed and contacted from upper and lower two sides with packaging mould, can be
The external glue coating of middle layer packaging film, and external glue smear uniformly, and extra glue is removed,
Flatness is preferable after guaranteeing bonding, and bonding is uniform.And the shank of bolt 23 at 15 both ends of cover board is adjustable top and removes pipe 20, drip tube
22 and applied pipe 21 height, adapt to the packaging film of different-thickness, it is adaptable.
4, direction can freely be adjusted by the adjusting bolt of bottom by applying plastic structure, adapt to the demand of different operating.Simultaneously
Packaging film after energy is compound can pass through the extruding of two pressure rollers 5, and internal bubble can be removed, while increase by three layers of packaging film
Between composite force, more smooth, adhesive strength is improved.Mounting rack 9 and pressure roller 5 can be adjusted as needed position, energy
A variety of work requirements are adapted to, it is easy to operate.
The above content is just an example and description of the concept of the present invention, affiliated those skilled in the art
It makes various modifications or additions to the described embodiments or is substituted in a similar manner, without departing from invention
Design or beyond the scope defined by this claim, be within the scope of protection of the invention.
Claims (5)
1. a kind of PVC packaging film, it is characterised in that: the PVC packaging film is prepared by the raw material of following parts by weight: plasticizer
0.03-0.04 parts, 7-9 parts of stabilizer, 0.1-0.2 parts of nanometer magnetic iron powder, 0.15-0.22 parts of active carbon nanoparticles, titanium dioxide 3-5
Part, 3.5-6 parts of fire retardant and 90-100 parts of polyvinyl chloride resin；
This nanometer of magnetic iron powder is prepared by the following steps to obtain:
Step 1: magnet ready for use being put into pulverizer and is crushed, and obtained magnetic iron powder is then put into precision and is ground
It is ground inside grinding machine；
Step 2: the magnetic iron powder ground in step 1 is put into the sieve that aperture is 50-100nm and is sieved, is screened
Remaining magnetic iron powder is placed again into inside precision lapping machine and is ground, back and forth, until magnetic iron powder reaches Nano grade；
The PVC packaging film is prepared by the following steps to obtain:
S1: plasticizer, stabilizer, titanium dioxide and polyvinyl chloride resin are put into agitating device and are stirred, to magnetic iron powder and active carbon
It is ground, active carbon and magnetic iron powder is ground to Nano grade, then the active carbon of Nano grade and magnetic iron powder are put into and stirred
It mixes in device and is stirred together with unclassified stores；
S2: mixtures of materials will be obtained in S1 and is put into progress mixing inside mixer, mixtures of materials is in internal internal mixing and plasticizing
The raw material of PVC packaging film are formed afterwards；
S3: raw material manufactured in S2 being put into inside die casting machine and carry out die casting, the one third of packaging film thickness needed for being formed,
And packaging film is wound outside shaft；
S4: three groups of packaging film shafts obtained in S3 are mounted on to one end of set composite, the painting plastic structure inside set composite
It is coated with clear aqueous glue in the upper and lower surface of middle layer packaging film, in addition two layers of packaging film is bonded in by clear aqueous glue
The upper and lower surface of middle layer packaging film.
2. a kind of production technology of PVC packaging film, which is characterized in that the production technology comprises the steps of:
S1: plasticizer, stabilizer, titanium dioxide and polyvinyl chloride resin are put into agitating device and are stirred, to magnetic iron powder and active carbon
It is ground, active carbon and magnetic iron powder is ground to Nano grade, then the active carbon of Nano grade and magnetic iron powder are put into and stirred
It mixes in device and is stirred together with unclassified stores；
S2: mixtures of materials will be obtained in S1 and is put into progress mixing inside mixer, mixtures of materials is in internal internal mixing and plasticizing
The raw material of PVC packaging film are formed afterwards；
S3: raw material manufactured in S2 being put into inside die casting machine and carry out die casting, the one third of packaging film thickness needed for being formed,
And packaging film is wound outside shaft；
S4: three groups of packaging film shafts obtained in S3 are mounted on to one end of set composite, the painting plastic structure inside set composite
It is coated with clear aqueous glue in the upper and lower surface of middle layer packaging film, in addition two layers of packaging film is bonded in by clear aqueous glue
The upper and lower surface of middle layer packaging film；
Composite steps in the step S4 are as follows:
Step 1: the rotation that the first rotating shaft (6) for being wound with packaging film, the second shaft (7) and third shaft (8) are passed through into both ends
Bar (11) is fixed on the inside of mounting rack (9), and the second shaft (7) is mounted between first rotating shaft (6) and third shaft (8),
The external packaging film of first rotating shaft (6), the second shaft (7) and third shaft (8) is passed through from the gluing inside configuration of end；
Step 2: shank of bolt (23) rotation of cover board (15) top two sides is turned, shank of bolt (23) is on the top of cover board (15)
Lower movement, and bottom is rotated by bearing on the top of drip tube (22), applied pipe (21) and removing pipe (20), and then is driven
Drip tube (22), applied pipe (21) and the removing pipe (20) in portion are moved up and down in the inside of shifting chute (25), until upper and lower two
Packaging film is extruded in middle part by drip tube (22), applied pipe (21) and removing pipe (20), by the drip tube of the second shaft (7) end
(22) with defeated glue be mechanically connected, upper and lower two drip tubes (22) middle layer packaging film two sides glue coating up and down, upper and lower two
Layer packaging film covering is bonded in the outside of middle layer packaging film；The outside of winding bar (3) is wrapped in after three layers of packaging film bonding.
3. a kind of PVC packaging film according to claim 2, it is characterised in that: drip tube (22) is internal in the step 2
Glue be dropped in the two sides up and down of middle layer packaging film by gum outlet (24), middle layer packaging film passes through two applied pipes
(21) after, the smearing pad (26) of two applied pipe (21) sides and the external of packaging film are in close contact, and smearing pad (26) will be intermediate
Glue above and below layer packaging film outside two sides is coated uniformly；Then packaging film is passed through between two removing pipes (20), clearly
Except two side contacts up and down for scraping open one's mouth (27) and packaging film of pipe (20) side, (27) glue that packaging film outside is extra of opening one's mouth is scraped
Water scrapes removal, the glue after scraping from scrape open one's mouth (27) enter remove pipe (20) inside, remove pipe (20) storage inside
Glue discharged from both ends dumping hose (14), when upper layer and lower layer packaging film is passed through from gluing inside configuration, end by
The limitation of last item (13), is squeezed and flattens, and then two drip tubes (22), two applied pipes (21) and two removing pipes (20) are right
The outside of packaging film is squeezed, and packaging film, which is squeezed, to be flattened, while external dust is removed, and three layers of packaging film are applied
The limit of plastic structure, three layers of packaging film bonding are neat.
4. a kind of PVC packaging film according to claim 2, it is characterised in that: packaging film is cementing from applying in the step 2
After the inside of structure passes through, the adjusting bolt (17) of backing plate (19) bottom can be turned according to the actual needs, bottom plate (16) is pushed to turn
It is dynamic, its direction is adjusted, guarantees to wind after packaging film is passed through from gluing inside configuration.
5. a kind of PVC packaging film according to claim 2, it is characterised in that: three layers of packaging film bonding in the step 2
It is again wound afterwards with winding bar (3) from being passed through between two pressure rollers (5), turns screw rod and two pressure rollers (5) is pushed to pass through sliding
Slot (28) is mobile in the side of truss (4), until packaging film is extruded in middle part by two pressure rollers (5), packaging film is in two pressure rollers
(5) it is extruded between；Simultaneously in recombination process, screw rod can be turned, pushes mounting rack (9) by sliding groove (28) in fixed frame
(18) side is mobile, adjusts the distance between mounting rack (9) and frame (1).
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| CN201910748908.3A CN110435171B (en) | 2019-08-14 | 2019-08-14 | PVC packaging film and production process thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113416331A (en) * | 2021-06-21 | 2021-09-21 | 上海灵敏包装材料有限公司 | Telescopic film for packaging box and heat sealing process thereof |
| CN114276631A (en) * | 2022-01-18 | 2022-04-05 | 苏州润鑫包装科技有限公司 | PVC packaging film and production process thereof |
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| JPH10202790A (en) * | 1997-01-20 | 1998-08-04 | Dainippon Printing Co Ltd | Ammonia absorbent-containing decorative material |
| CN102587218A (en) * | 2011-12-12 | 2012-07-18 | 公安部四川消防研究所 | Composite wallpaper containing polyvinyl chloride |
| CN103254833A (en) * | 2013-05-21 | 2013-08-21 | 昆山韩保胶带科技有限公司 | Preparation method of adhesive tape with electromagnetic wave shielding function |
| CN103709426A (en) * | 2013-12-19 | 2014-04-09 | 佛山龙塑工业塑胶有限公司 | Production method of super-transparent soft PVC (polyvinyl chloride) film |
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- 2019-08-14 CN CN201910748908.3A patent/CN110435171B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10202790A (en) * | 1997-01-20 | 1998-08-04 | Dainippon Printing Co Ltd | Ammonia absorbent-containing decorative material |
| CN102587218A (en) * | 2011-12-12 | 2012-07-18 | 公安部四川消防研究所 | Composite wallpaper containing polyvinyl chloride |
| CN103254833A (en) * | 2013-05-21 | 2013-08-21 | 昆山韩保胶带科技有限公司 | Preparation method of adhesive tape with electromagnetic wave shielding function |
| CN103709426A (en) * | 2013-12-19 | 2014-04-09 | 佛山龙塑工业塑胶有限公司 | Production method of super-transparent soft PVC (polyvinyl chloride) film |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113416331A (en) * | 2021-06-21 | 2021-09-21 | 上海灵敏包装材料有限公司 | Telescopic film for packaging box and heat sealing process thereof |
| CN114276631A (en) * | 2022-01-18 | 2022-04-05 | 苏州润鑫包装科技有限公司 | PVC packaging film and production process thereof |
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| CN110435171B (en) | 2020-10-13 |
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