CN110406085A - A kind of seven layer film blow moulding machines - Google Patents
A kind of seven layer film blow moulding machines Download PDFInfo
- Publication number
- CN110406085A CN110406085A CN201910760283.2A CN201910760283A CN110406085A CN 110406085 A CN110406085 A CN 110406085A CN 201910760283 A CN201910760283 A CN 201910760283A CN 110406085 A CN110406085 A CN 110406085A
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- China
- Prior art keywords
- roller
- traction
- foam holder
- driving
- film
- Prior art date
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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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0017—Combinations of extrusion moulding with other shaping operations combined with blow-moulding or thermoforming
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/28—Storing of extruded material, e.g. by winding up or stacking
-
- 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
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/22—Changing the web roll in winding mechanisms or in connection with winding operations
- B65H19/30—Lifting, transporting, or removing the web roll; Inserting core
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
- B65H23/032—Controlling transverse register of web
- B65H23/0324—Controlling transverse register of web by acting on lateral regions of the web
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
- B65H23/188—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in connection with running-web
- B65H23/1888—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in connection with running-web and controlling web tension
-
- 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
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/11—Dimensional aspect of article or web
- B65H2701/113—Size
- B65H2701/1133—Size of webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/17—Nature of material
- B65H2701/175—Plastic
- B65H2701/1752—Polymer film
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
The invention discloses a kind of seven layer film blow moulding machines, including rack, for seven tunic extrusion devices of extrusion film, the lifting foam holder for keeping film diastole and fixation foam holder, upper rotation traction device and lower traction equipment for drawing-off film, deviation correcting device and wrap-up for winding film；Wherein the seven tunic extrusion device of rack, lifting foam holder and fixed foam holder and upper rotation traction device set gradually from bottom to up and are aligned up and down；The membrane channels that go out of the extrusion die that the seven tunic extrusion devices include seven groups of screw extruders and connect jointly with seven groups of screw extruders, the extrusion die are set to the upper side of extrusion die and opposite up and down with the lifting foam holder.
Description
Technical field
The present invention relates to film blowing device fields, more particularly to a kind of seven layer film blow moulding machines.
Background technique
In existing film extrusion molding, using widely, plastic material forms inflation film manufacturing machine by screw extruder, die head
Become plastic film after flattening with traction pressure reel, existing film blow molding machine can only produce three-layer plastic film, can not adapt to
The production of seven layer films.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide seven layers that one kind can disposably blow out seven layer films
Film blow molding machine.
In order to achieve the goal above, the technical scheme adopted by the invention is that:
A kind of seven layer film blow moulding machines, including rack, for seven tunic extrusion devices of extrusion film, for keeping film diastole
Lifting foam holder and fixed foam holder, upper rotation traction device and lower traction equipment for drawing-off film, deviation correcting device and
For winding the wrap-up of film；Wherein the seven tunic extrusion device of rack, lifting foam holder and fixed foam holder and on
Rotation traction device sets gradually from bottom to up and is aligned up and down；The seven tunic extrusion devices include seven groups of screw extruders
And the extrusion die connecting jointly with seven groups of screw extruders, the membrane channels that go out of the extrusion die are set to extrusion die
Upper side and opposite up and down with the lifting foam holder.
The beneficial effects of the present invention are: seven layer film blow moulding machines of the invention, seven tunic extrusion devices have seven groups of spiral shells
Bar extruder, seven groups of screw extruders can feed seven groups of different material master batches, by screw extruder carry out melting and it is defeated
Enter the thin-film material that extrusion die squeezes out seven layers of different component respectively, last seven layer membrane materials polymerize to form seven in membrane channels out
Layer film is simultaneously squeezed out from membrane channels out, seven layer film layer cylindrical structure drawing-offs after extrusion to lifting foam holder and fixed foam stabilizing
Drawing-off is carried out in frame and so that its holding is stablized diastole using lifting foam holder and fixed foam holder prevents film from generating gauffer, then
Seven layer films, which enter in upper rotation traction device, is folded into tape and drawing-off further drawing-off into lower traction equipment, thin by tape
Film is finally drafted by deviation correcting device correction amendment and is wound into wrap-up.
Further, the lifting foam holder includes the foam holder of foam holder assembly and driving foam holder assembly lifting
Elevating mechanism, the foam holder elevating mechanism include to be fixedly mounted and constitute simultaneously with foam holder assembly vertical sliding with rack
The elevator that the guide post of dynamic connection, the vertical screw rod being threadedly coupled with the foam holder assembly, the driving vertical screw rod rotate
Structure driving motor；The fixed foam holder and foam holder assembly include circular base opposing upper and lower, are rotationally connected with two
Between circular base and the synchronising (connecting) rod of multiple groups roller frame, the hinged multiple groups roller frame that is circular layout and drive the multiple groups roller
The adjusting motor of wheel carrier synchronous hunting, the shaft for adjusting motor and wherein one group of roller frame are coaxially connected.Tubular structure
Film can be guided by foam holder assembly and make it that it be made to keep the upward drawing-off of cylindrical structure, and foam holder elevating mechanism can band
Dynamic foam holder assembly lifting, to adjust its interval between extrusion die, furthermore the adjusting motor can drive roller frame
Make synchronous hunting to adjust the encirclement diameter of each roller frame to adapt to various sizes of seven layer film.
Further, the upper rotation traction device include fixing seat, the turntable for being rotationally connected with the fixing seat upper surface,
Drive the rotary drive mechanism of turntable rotation, the leading truck for the inverted V shaped structure for being fixedly installed in fixed frame bottom, fixed installation
In on the turntable and the upper traction assembly opposite with leading truck, the upper traction assembly includes upper active traction roller, upper driven
Traction roller and the upper traction drive motor of the driving upper active traction roller rotation；The rotary drive mechanism includes surrounding to turn
Try to get to the heart of a matter face chain, the driving gear that is engaged with the chain and driving the driving gear rotation rotating electric machine.When thin
Film is compressed by being guided after the leading truck of inverted V-shaped after by leading truck to be folded into band-like, and upper traction assembly can be in rotary driving machine
Pullling with different angle is rotated under the drive of structure, to improve the bonding force between each layer of plastic film, make various films at
It is integrated, while also drawing even film, enhance the transparency.
Further, the lower traction equipment include lower traction equipment support frame, guide-in roller, lower active traction roller, under
Driven traction roller, under driven traction roller swing seat, the lower traction equipment driving electricity for driving the lower active traction roller rotation
Machine and lower traction equipment tension adjustment cylinder, wherein the guide-in roller and lower active traction roller with lower traction equipment branch
Support rotation connection, driven traction roller swing seat and lower traction equipment support frame are hinged under described, under described driven traction roller and
Under the rotation connection of driven traction roller swing seat, the lower active traction roller and under driven traction roller be set to lower traction equipment branch
Gap on the downside of support and between the two constitutes the film outlet of lower traction equipment, and the lower traction equipment tension adjustment cylinder drives
Under dynamic driven traction roller swing seat swing with adjust lower active traction roller and under spacing between driven traction roller.Lower active is led
Pick-up roll driven traction roller under, which can cooperate, compresses film tape, turns under lower traction equipment driving motor with active traction roller at present
It moves to drive film tape drawing-off, and tension adjustment cylinder can be by driving lower traction equipment support frame to swing under adjusting
Active traction roller and under spacing between driven traction roller, adjust lower active traction roller and under driven traction roller to film tape
Pressure is to adjust its tension.
Further, the deviation correcting device includes fixed frame, adjustable shelf and for driving the adjustable shelf relatively solid
Determine the rectifying cylinder of frame two sides translation to the left and right, the both ends of the rectifying cylinder are separately connected fixed frame and adjustable shelf, the work
Guide roller is rotatably connected in moving frame.It rectifies a deviation using deviation correcting device to film tape, specifically film tape is around making a living
Guide roller in moving frame is simultaneously drawn under guide roller guidance, and when film tape deviates, rectifying cylinder can push adjustable shelf or so to move
Realize correction in the position of dynamic adjustment film tape.
Further, the quantity of the wrap-up is two groups, and wrap-up described in two groups is respectively arranged in lower traction equipment
The front and rear sides of lower section.Quick change of lap is realized using two groups of wrap-ups, keeps production uninterrupted.
Further, the wrap-up include wrap-up support frame, deflector roll, pressure roller, for being rotated with pressure roller
Pressure roller driving motor, wind-up roll wind roll bracket and the second winding roll bracket for first of wind-up roll described in support, described
Deflector roll and pressure roller are rotatablely connected with the wrap-up support frame, and the first winding roll bracket and the second winding roll bracket are set
It is ipsilateral and be both pivotally connected with the wrap-up support frame to be placed in pressure roller, and the first winding roll bracket and the second wind-up roll
Bracket is also each configured with the first winding roll bracket oscillating cylinder and the second winding roll bracket swing gas for driving it to swing
Cylinder.First winding roll bracket and second winding roll bracket can support wind-up roll, first winding roll bracket oscillating cylinder drive
Wind-up roll on dynamic lower first winding roll bracket can cooperate with pressure roller compresses reel, while pressure roller is in the drive of pressure roller driving motor
Lower rotation makes wind-up roll rotate with it winding, when needing change of lap, can be received by the first winding roll bracket oscillating cylinder and second
Winding up roller bracket oscillating cylinder drives the two is opposite to swing, and wind-up roll can be transferred to from the first winding roll bracket after it swings in place
On second winding roll bracket, by wind-up roll and it can be unloaded simultaneously simultaneously in the first wind-up roll after subsequent second winding roll bracket reset
Wind-up roll is loaded on bracket, realizes quick change of lap through the above way.
Further, the rack has four-layer structure, wherein the seven tunics extrusion device and wrap-up are respectively provided with
In rack bottom, the lifting foam holder is set to the rack second layer, and the fixed foam stabilizing erection is placed in rack third layer, described
Upper rotation traction device is set to the 4th layer of rack.
Detailed description of the invention
Fig. 1 is schematic perspective view of the invention.
Fig. 2 is side view of the invention.
Fig. 3 is the schematic perspective view of seven tunic extrusion devices of the invention.
Fig. 4 is the schematic perspective view of lifting foam holder of the invention.
Fig. 5 is the schematic perspective view of fixation foam holder of the invention.
Fig. 6 is the schematic perspective view of upper rotation traction device of the invention.
Fig. 7 is the side view of upper rotation traction device of the invention.
Fig. 8 is the main view of upper rotation traction device of the invention.
Fig. 9 is the schematic perspective view of lower traction equipment of the invention.
Figure 10 is the side view of lower traction equipment of the invention.
Figure 11 is the schematic perspective view of deviation correcting device of the invention.
Figure 12 is the schematic perspective view of wrap-up of the invention.
Wherein, 1- rack, seven tunic extrusion device of 2-, 21- screw extruder, 22- extrusion die, 3- go up and down foam holder,
31a- foam holder assembly, the fixed foam holder of 31b-, 311- circular base, 312- roller frame, 313- synchronising (connecting) rod, 314- adjust electricity
Machine, 321- guide post, the vertical screw rod of 322-, 323- elevating mechanism driving motor revolve traction device, 41- fixing seat on 4-, and 42- turns
Disk, 43- rotary drive mechanism, 431- chain, 432- driving gear, 433- rotating electric machine, 44- leading truck, traction is total on 45-
At, the upper active traction roller of 451-, the upper driven traction roller of 452-, the upper traction drive motor of 453-, 5- lower traction equipment led under 51-
Leading-in device support frame, 52- guide-in roller, active traction roller under 53-, driven traction roller under 54-, driven traction roller swing seat under 55-,
56- lower traction equipment driving motor, 57- lower traction equipment tension adjustment cylinder, 6- deviation correcting device, 61- fixed frame, 62- activity
Frame, 621- guide roller, 63- rectifying cylinder, 7- wrap-up, 71- wrap-up support frame, 72- deflector roll 72,73- pressure roller 73,
74- pressure roller driving motor, 75- wind-up roll, 761- first wind roll bracket, and 762- second winds roll bracket, and 771- first is wound
Roll bracket oscillating cylinder, 772- second wind roll bracket oscillating cylinder.
Specific embodiment
Claimed technical solution of the invention is described in further detail now in conjunction with the drawings and specific embodiments.
Referring to shown in Fig. 1 to Fig. 2, seven layer film blow moulding machine of one of the present embodiment includes rack 1, for extrusion film
Seven tunic extrusion devices 2, the lifting foam holder 3 for keeping film diastole and fixed foam holder 31b, for drawing-off film
Upper rotation traction device 4 and lower traction equipment 5, deviation correcting device 6 and the wrap-up 7 for winding film.
In the present embodiment, rack 1 has four-layer structure, wherein the seven tunics extrusion device 2 and wrap-up 7 are equal
It is set to 1 bottom of rack, the lifting foam holder 3 is set to 1 second layer of rack, and the fixed foam holder 31b is set to rack 1
Third layer, the upper rotation traction device 4 are set to the 4th layer of rack 1.The 1 seven tunic extrusion device 2 of rack, lifting foam holder
3 and fixed foam holder 31b and upper rotation traction device 4 set gradually from bottom to up and are aligned up and down.
Shown in Figure 3, in the present embodiment, the seven tunic extrusion devices 2 include seven groups of screw extruders 21
And the extrusion die 22 connecting jointly with seven groups of screw extruders 21, the membrane channels out of the extrusion die 22 are set to crowded
The upper side of die head 22 and opposite with about the 3 lifting foam holder out.
Referring to fig. 4 and shown in Fig. 5, in the present embodiment, the lifting foam holder 3 include foam holder assembly 31a with
And the foam holder elevating mechanism of driving foam holder assembly 31a lifting, the foam holder elevating mechanism include fixed with rack 1
It installs and is constituted simultaneously with foam holder assembly 31a and slide vertically the guide post 321 of connection, connect with the foam holder assembly 31a screw thread
The elevating mechanism driving motor 323 that vertical screw rod 322, the driving vertical screw rod 322 connect rotates, the film of tubular structure can
It is guided by foam holder assembly 31a and makes it that it be made to keep the upward drawing-off of cylindrical structure, foam holder elevating mechanism can drive
Foam holder assembly 31a lifting, to adjust its interval between extrusion die 22.The foam holder assembly 31a includes up and down
Opposite circular base 311 is rotationally connected with the multiple groups roller frame 312 between two circular bases 311 and being circular layout, hingedly should
The synchronising (connecting) rod 313 of multiple groups roller frame 312 and the adjusting motor 314 for driving 312 synchronous hunting of multiple groups roller frame, the tune
It saves motor 314 and the shaft of wherein one group of roller frame 312 is coaxially connected, furthermore the adjusting motor 314 can drive roller frame 312
Make synchronous hunting to adjust the encirclement diameter of each roller frame 312 to adapt to various sizes of seven layer film.
Referring to shown in Fig. 6 to Fig. 8, in the present embodiment, the upper rotation traction device 4 includes fixing seat 41, rotation company
It is connected to the turntable 42 of 41 upper surface of fixing seat, the rotary drive mechanism 43 that driving turntable 42 rotates, is fixedly installed in fixation
The leading truck 44 of the inverted V shaped structure of 61 bottom of frame is fixedly installed on the turntable 42 and leads on opposite with leading truck 44
Draw assembly 45, the upper traction assembly 45 includes upper active traction roller 451, upper driven traction roller 452 and the driving upper master
The upper traction drive motor 453 that dynamic traction roller 451 rotates；The rotary drive mechanism 43 includes the chain for surrounding 42 bottom surface of turntable
431, the rotating electric machine 433 that the driving gear 432 and the driving driving gear 432 engaged with the chain 431 rotates.When
Film is compressed by being guided after the leading truck 44 of inverted V-shaped after by leading truck 44 to be folded into band-like, and upper traction assembly 45 can revolve
Turn rotation pullling with different angle under the drive of driving mechanism 43 makes to improve the bonding force between each layer of plastic film
Various films are integrally formed, while also drawing even film, are enhanced the transparency.
Referring to shown in Fig. 9 and Figure 10, in the present embodiment, the lower traction equipment 5 includes lower traction equipment support
Frame 51, guide-in roller 52, lower active traction roller 53, under driven traction roller 54, under driven traction roller swing seat 55, described for driving
The lower traction equipment driving motor 56 and lower traction equipment tension adjustment cylinder 57 that lower active traction roller 53 rotates, wherein described
Guide-in roller 52 and lower active traction roller 53 be rotatablely connected with lower traction equipment support frame 51, driven traction roller pendulum under described
Dynamic seat 55 and lower traction equipment support frame 51 are hinged, and the driven rotation of traction roller swing seat 55 under of driven traction roller 54 connects under described
Connect, the lower active traction roller 53 and under driven traction roller 54 be set to the downside of lower traction equipment support frame 51 and between the two
Gap constitute the film outlet of lower traction equipment 5, driven traction roller under the lower traction equipment tension adjustment cylinder 57 drives
Swing seat 55 swing with adjust lower active traction roller 53 and under spacing between driven traction roller 54.
It is shown in Figure 11, in the present embodiment, the deviation correcting device 6 include fixed frame 61, adjustable shelf 62 and
For driving the rectifying cylinder 63 of the relatively fixed frame 61 of the adjustable shelf 62 two sides translation to the left and right, the two of the rectifying cylinder 63
End is separately connected fixed frame 61 and adjustable shelf 62, is rotatably connected to guide roller 621 on the adjustable shelf 62.
Shown in Figure 12, in the present embodiment, the quantity of wrap-up 7 is two groups, the difference of wrap-up 7 described in two groups
It is arranged in the front and rear sides of 5 lower section of lower traction equipment.Each wrap-up 7 include wrap-up support frame 71, deflector roll 72,
Pressure roller 73, the pressure roller driving motor 74 for being rotated with pressure roller 73, wind-up roll 75, the first receipts for wind-up roll 75 described in support
Winding up roller bracket 761 and the second winding roll bracket 762, the deflector roll 72 and pressure roller 73 with 71 turns of the wrap-up support frame
Dynamic connection, the first winding roll bracket 761 and the second winding roll bracket 762 be set to pressure roller 73 it is ipsilateral and both with institute
State wrap-up support frame 71 pivot joint, and first winding roll bracket 761 and second winding roll bracket 762 be also respectively configured it is useful
In the first winding roll bracket oscillating cylinder 771 for driving it to swing and the second winding roll bracket oscillating cylinder 772.
The course of work of the present embodiment is as follows:
S1. its seven tunics extrusion device 2 has seven groups of screw extruders 21, which can feed seven groups of differences
Material master batch, the film that extrusion die 22 squeezes out seven layers of different component respectively is melted and inputted by screw extruder 21
Material, last seven layer membrane materials polymerize to form seven layer films and squeeze out from membrane channels out in membrane channels out.
S2. seven layer film layer cylindrical structure drawing-offs after squeezing out are led into lifting foam holder 3 and fixed foam holder 31b
It stretches and makes it that stable diastole be kept to prevent film from generating gauffer using lifting foam holder 3 and fixed foam holder 31b.
S3. subsequent seven layer film enter upper rotation traction device 4 in be folded into tape simultaneously drawing-off into lower traction equipment 5 into one
Drawing-off is walked, lower active traction roller 53 driven traction roller 54 under, which can cooperate, compresses film tape, exists with active traction roller 53 at present
The lower rotation of lower traction equipment driving motor 56 is to drive film tape drawing-off, and tension adjustment cylinder can be by driving lower traction
Device support stand 51 swing to adjust lower active traction roller 53 and under spacing between driven traction roller 54, actively led under adjusting
Pick-up roll 53 and under driven traction roller 54 its tension is adjusted to the pressure of film tape.Pass through deviation correcting device by tape film
6 correction amendments, when film tape deviates, rectifying cylinder 63 can push adjustable shelf 62 to move left and right the position for adjusting film tape
Realize correction.
S4. it is finally drafted into wrap-up 7 and is wound, the first winding roll bracket 761 and the second wind-up roll support
Frame 762 can support wind-up roll 75, first winding roll bracket oscillating cylinder 771 drive under first winding roll bracket 761 on
Wind-up roll 75 can cooperate with pressure roller 73 compresses reel, while pressure roller 73 rotates under the drive of pressure roller driving motor 74 makes wind-up roll
75 rotate with it winding, when needing change of lap, can pass through the first winding roll bracket oscillating cylinder 771 and the second winding roll bracket pendulum
Cylinder 772 of taking offence both drive it is opposite swing, wind-up roll 75 can wind roll bracket 761 from first and be transferred to the after it swings in place
On two winding roll brackets 762, by wind-up roll 75 and it can be unloaded simultaneously simultaneously first after the subsequent second winding reset of roll bracket 762
Wind-up roll 75 is loaded on winding roll bracket 761, realizes quick change of lap through the above way.
The embodiment of the above is only presently preferred embodiments of the present invention, not does limit in any form to the present invention
System.Anyone skilled in the art, without departing from the scope of the technical proposal of the invention, all using the disclosure above
Technology contents more possible variations and retouching are made to technical solution of the present invention, or be revised as the equivalence enforcement of equivalent variations
Example.Therefore all contents without departing from technical solution of the present invention, equivalent equivalence changes, should all cover made by thinking according to the present invention
In in protection scope of the present invention.
Claims (8)
1. a kind of seven layer film blow moulding machines, it is characterised in that: including rack (1), for seven tunic extrusion devices of extrusion film
(2), for keeping the lifting foam holder (3) of film diastole and fixing foam holder (31b), for the upper rotation traction dress of drawing-off film
Set (4) and lower traction equipment (5), deviation correcting device (6) and the wrap-up (7) for winding film；The wherein rack (1)
Seven tunic extrusion devices (2), lifting foam holder (3) and fixed foam holder (31b) He Shangxuan traction device (4) from bottom to up according to
Secondary setting and up and down alignment；The seven tunic extrusion devices (2) include seven groups of screw extruders (21) and with this seven groups
The membrane channels that go out of the extrusion die (22) that screw extruder (21) connects jointly, the extrusion die (22) are set to extrusion die
(22) upper side is simultaneously opposite up and down with the lifting foam holder (3).
2. a kind of seven layer films blow moulding machine according to claim 1, it is characterised in that: lifting foam holder (3) packet
It includes foam holder assembly (31a) and drives the foam holder elevating mechanism of foam holder assembly (31a) lifting, the foam holder liter
Descending mechanism includes to be fixedly mounted with rack (1) and constitute the guide post for sliding vertically connection with foam holder assembly (31a) simultaneously
(321), the vertical screw rod (322) that is threadedly coupled with the foam holder assembly (31a), driving vertical screw rod (322) rotation
Elevating mechanism driving motor (323)；The fixed foam holder (31b) and foam holder assembly (31a) include opposite up and down
Circular base (311), the multiple groups roller frame (312), hinged that is rotationally connected between two circular bases (311) and is circular layout
The synchronising (connecting) rod (313) of the multiple groups roller frame (312) and the adjusting motor for driving multiple groups roller frame (312) synchronous hunting
(314), adjusting motor (314) and the shaft of wherein one group of roller frame (312) are coaxially connected.
3. a kind of seven layer films blow moulding machine according to claim 1, it is characterised in that: the upper rotation traction device (4)
Including fixing seat (41), the turntable (42) that is rotationally connected with the fixing seat (41) upper surface, driving turntable (42) rotation rotation
Turn driving mechanism (43), the inverted V shaped structure for being fixedly installed in fixed frame (61) bottom leading truck (44), be fixedly installed in institute
The upper traction assembly (45) opposite on turntable (42) and with leading truck (44) is stated, the upper traction assembly (45) includes that upper active is led
The upper traction drive motor of pick-up roll (451), upper driven traction roller (452) and driving upper active traction roller (451) rotation
(453)；The rotary drive mechanism (43) includes engaging around the chain (431) of turntable (42) bottom surface, with the chain (431)
Driving gear (432) and the driving driving gear (432) rotation rotating electric machine (433).
4. a kind of seven layer films blow moulding machine according to claim 1, it is characterised in that: lower traction equipment (5) packet
Included lower traction equipment support frame (51), guide-in roller (52), lower active traction roller (53), under driven traction roller (54), under it is driven
Traction roller swing seat (55), the lower traction equipment driving motor (56) for driving lower active traction roller (53) rotation and
Lower traction equipment tension adjustment cylinder (57), wherein the guide-in roller (52) and lower active traction roller (53) with lower traction
Device support stand (51) rotation connection, under described driven traction roller swing seat (55) and lower traction equipment support frame (51) hingedly,
Driven traction roller (54) driven traction roller swing seat (55) under is rotatablely connected under described, the lower active traction roller (53) and
Under driven traction roller (54) be set to gap on the downside of lower traction equipment support frame (51) and between the two and constitute lower traction equipment
(5) film outlet, under the lower traction equipment tension adjustment cylinder (57) driving driven traction roller swing seat (55) swing with
Adjust lower active traction roller (53) and under spacing between driven traction roller (54).
5. a kind of seven layer films blow moulding machine according to claim 1, it is characterised in that: the deviation correcting device (6) includes
There are fixed frame (61), adjustable shelf (62) and for driving the adjustable shelf (62) relatively fixed frame (61) to translate two sides to the left and right
Rectifying cylinder (63), the both ends of the rectifying cylinder (63) are separately connected fixed frame (61) and adjustable shelf (62), the activity
Guide roller (621) are rotatably connected on frame (62).
6. a kind of seven layer films blow moulding machine according to claim 1, it is characterised in that: the quantity of the wrap-up (7)
It is two groups, wrap-up described in two groups (7) is respectively arranged the front and rear sides below lower traction equipment (5).
7. seven layer film blow moulding machine of one kind according to claim 1 or 6, it is characterised in that: wrap-up (7) packet
Include wrap-up support frame (71), deflector roll (72), pressure roller (73), the pressure roller driving motor for rotating with pressure roller (73)
(74), wind-up roll (75), the first winding roll bracket (761) for wind-up roll (75) described in support and the second winding roll bracket
(762), the deflector roll (72) and pressure roller (73) are rotatablely connected with the wrap-up support frame (71), first wind-up roll
Bracket (761) and second winding roll bracket (762) be set to pressure roller (73) it is ipsilateral and both with the wrap-up support
Frame (71) pivot joint, and the first winding roll bracket (761) and the second winding roll bracket (762) are also each configured with for driving it
The first winding roll bracket oscillating cylinder (771) and the second winding roll bracket oscillating cylinder (772) swung.
8. a kind of seven layer films blow moulding machine according to claim 1, it is characterised in that: the rack (1) has four layers of knot
Structure, wherein the seven tunics extrusion device (2) and wrap-up (7) are all set in rack (1) bottom, the lifting foam holder
(3) it is set to rack (1) second layer, the fixed foam holder (31b) is set to rack (1) third layer, the upper rotation traction dress
It sets (4) and is set to the 4th layer of rack (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910760283.2A CN110406085B (en) | 2019-08-16 | 2019-08-16 | Seven-layer film blowing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910760283.2A CN110406085B (en) | 2019-08-16 | 2019-08-16 | Seven-layer film blowing machine |
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| CN110406085A true CN110406085A (en) | 2019-11-05 |
| CN110406085B CN110406085B (en) | 2024-08-13 |
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| CN111196022A (en) * | 2020-01-07 | 2020-05-26 | 常州海菲尔机械有限公司 | A five-layer co-extrusion three-bubble method low temperature bidirectional shrinkage barrier film equipment |
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| CN114770970A (en) * | 2022-04-28 | 2022-07-22 | 西德装备(广东)有限公司 | Online tensile integrative production line of blown film |
| CN116061422A (en) * | 2023-02-16 | 2023-05-05 | 西德装备(广东)有限公司 | An 11-layer high-barrier heavy-pack film blowing machine and its blown film online manufacturing method |
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|---|---|
| CN110406085B (en) | 2024-08-13 |
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