CN114055744A - Distributor capable of being used as multilayer overlapping wrapping edge - Google Patents

Distributor capable of being used as multilayer overlapping wrapping edge Download PDF

Info

Publication number
CN114055744A
CN114055744A CN202111292996.4A CN202111292996A CN114055744A CN 114055744 A CN114055744 A CN 114055744A CN 202111292996 A CN202111292996 A CN 202111292996A CN 114055744 A CN114055744 A CN 114055744A
Authority
CN
China
Prior art keywords
runner
channel
shunting
machine body
product
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111292996.4A
Other languages
Chinese (zh)
Inventor
梁斌
戴伟超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jingcheng Times Zhejiang Mold Machinery Co ltd
Original Assignee
Jingcheng Times Zhejiang Mold Machinery Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jingcheng Times Zhejiang Mold Machinery Co ltd filed Critical Jingcheng Times Zhejiang Mold Machinery Co ltd
Priority to CN202111292996.4A priority Critical patent/CN114055744A/en
Publication of CN114055744A publication Critical patent/CN114055744A/en
Pending legal-status Critical Current

Links

Images

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
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/307—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets specially adapted for bringing together components, e.g. melts within the die
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
    • B29C48/70—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows
    • B29C48/705—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows in the die zone, e.g. to create flow homogeneity

Abstract

The invention provides a distributor capable of being used for multilayer overlapping and edge covering, which comprises a machine body, wherein the front surface and the rear surface of the upper end of the machine body are respectively provided with a first feed inlet for feeding an A raw material and a second feed inlet for feeding a B raw material, the lower end of the machine body is provided with a discharge outlet, a shunting core rod is arranged in the upper end of the machine body, the front side surface of the shunting core rod is provided with a left material shunting channel and a right material shunting channel corresponding to the first feed inlet, the rear side surface of the shunting core rod is provided with a left material shunting channel and a right material shunting channel and a left material bundling channel and a right material bundling channel corresponding to the second feed inlet, the middle part in the machine body is a product runner, the left side and the right side of the product runner are symmetrically provided with insert groups, and each insert group comprises an odd insert and an even insert which are alternately overlapped up and down; and the AB raw material is respectively subjected to up-down alternate superposition through odd-numbered inserts and even-numbered inserts, and is finally extruded after the B raw material is subjected to edge covering. The invention can effectively improve the product strength and can effectively recycle the raw materials at the edge covering part of the product in the later period.

Description

Distributor capable of being used as multilayer overlapping wrapping edge
Technical Field
The invention relates to a distributor in an extrusion production line, in particular to a distributor capable of being used for multi-layer overlapping edge covering.
Background
In an extrusion line, it is sometimes necessary to co-extrude raw materials of different materials, and in this case, a distributor is required. The dispenser is suitable for the production of multilayer co-extruded composite products, in particular high-function films, and aims to improve the barrier property, physical property and the like of the films. The current distributor can evenly compound different raw materials up and down in the compounding process. However, for some products with special requirements, such as products requiring a tipping structure, special dispensers need to be designed.
Disclosure of Invention
In view of the above problems, the present invention is directed to a distributor capable of performing multi-layer overlapping edge covering, which can perform edge covering structure of one raw material while extruding two raw materials compositely, and can improve product strength.
The invention adopts the technical scheme that the distributor capable of being used for multilayer overlapping and edge covering comprises a machine body, wherein a first feed inlet for feeding a raw material A and a second feed inlet for feeding a raw material B are respectively arranged on the front surface and the rear surface of the upper end of the machine body, a discharge outlet is arranged at the lower end of the machine body, a shunting core rod is arranged inside the upper end of the machine body, a left material shunting channel and a right material shunting channel are arranged on the front side surface of the shunting core rod corresponding to the first feed inlet, a left material shunting channel and a right material shunting channel and a left material bundling channel and a right material bundling channel are arranged on the rear side surface of the shunting core rod corresponding to the second feed inlet, a product runner is arranged in the middle of the machine body, insert groups are symmetrically arranged on the left side and the right side of the product runner, and each insert group comprises an odd-numbered insert and an even-numbered insert which are alternately overlapped up and down; a material A runner which penetrates through the upper surface and the lower surface and is communicated with the material A sub-runner is arranged at the same position of all the odd-numbered inserts close to the front side, a material A drainage groove is arranged on the upper surface of the odd-numbered inserts, and the inner end and the outer end of the material A drainage groove are respectively communicated with a product runner and the material A runner; a material B runner which penetrates through the upper surface and the lower surface and is communicated with the material B sub-runner is arranged at the same position of all the even-numbered inserts close to the rear side, a material B drainage groove is arranged on the upper surface of each even-numbered insert, and the inner end and the outer end of each material B drainage groove are respectively communicated with a product runner and the material B runner; and the left material wrapping flow channel and the right material wrapping flow channel are covered and wrapped at the front side and the rear side of a product flow channel before reaching a discharge port through independent wrapping channels in the machine body.
Preferably, the depth of the material drainage grooves A and the material drainage grooves B from the outer side to the inner side becomes shallow gradually, and the width of the inner side corresponds to the width of the product flow channel.
Preferably, the lower end of the machine body is connected with a die head, an extrusion channel is arranged in the die head, and the thickness of the extrusion channel is gradually reduced from top to bottom.
Preferably, there is the curb plate side around the organism through bolted connection, the passageway of borduring sets up in the curb plate, and the passageway top of borduring in the curb plate communicates B material bordure runner, and the passageway bottom of borduring communicates the product runner of the bottom insert below of the group of inserts and discharge gate top.
The invention has novel structure, can effectively improve the strength of the product, and can effectively recycle the raw material at the edge covering part of the product in the later period.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic structural diagram of an odd-numbered insert of the present invention;
FIG. 4 is a schematic diagram of an even numbered insert of the present invention;
FIG. 5 is a schematic view of an internal flow passage according to the present invention;
FIG. 6 is a schematic view of the split core rod and feed runner configuration of the present invention;
FIG. 7 is a schematic view of another angle configuration of the internal flow passage of the present invention;
FIG. 8 is a schematic structural view of a product of the present invention;
wherein: 1-body; 2-a first feed inlet; 3-a second feed inlet; 4-shunting core rod; 5-A material runner; 6-B material runner; 7-B material edge-wrapping flow channel; 8, a product runner; 9-insert group; 91-odd number insert; 92-even numbered inserts; 10-a material flow channel; 11-A material drainage groove; 12-a material flow passage; 13-B material drainage groove; 14-a wrapping channel; 15-a die head; 16-extrusion channel; 17-side plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 7, the invention provides a distributor capable of making multilayer overlapping edges, which comprises a machine body 1, wherein a first feed port 2 for a raw material a to enter and a second feed port 3 for a raw material B to enter are respectively arranged on the front and rear surfaces of the upper end of the machine body 1, a discharge port is arranged at the lower end of the machine body 1, a flow dividing mandrel 4 is arranged inside the upper end of the machine body 1, a left material branch channel and a right material branch channel 5 are arranged on the front side surface of the flow dividing mandrel 4 corresponding to the first feed port 2, a left material branch channel and a right material branch channel 6 and a left material packet edge channel and a right material branch channel 7 are arranged on the rear side surface of the flow dividing mandrel 4 corresponding to the second feed port 3, a product channel 8 is arranged in the middle of the machine body 1, insert groups 9 are symmetrically arranged on the left and right sides of the product channel 8, and the insert groups 9 comprise odd-numbered inserts 91 and even-numbered inserts 92 which are alternately overlapped up and down; a material A runner 10 which penetrates through the upper surface and the lower surface and is communicated with the material A sub-runner 5 is arranged at the same position of all the odd-numbered inserts 91 close to the front side, a material A drainage groove 11 is arranged on the upper surface of the odd-numbered inserts 91, and the inner end and the outer end of the material A drainage groove 11 are respectively communicated with a product runner 8 and the material A runner 10; a material B runner 12 which penetrates through the upper surface and the lower surface and is communicated with the material B sub-runner 6 is arranged at the same position of all the even-numbered inserts 92 close to the rear side, a material B drainage groove 13 is arranged on the upper surface of the even-numbered inserts 92, and the inner end and the outer end of the material B drainage groove 13 are respectively communicated with a product runner 8 and the material B runner 12; the material B runner 12 penetrates through all the odd-numbered inserts 91 above the even-numbered inserts 92, the material A runner 10 penetrates through all the even-numbered inserts 92 above the odd-numbered inserts 91, and the left material wrapping runner and the right material wrapping runner 7 respectively pass through the independent wrapping channels 14 in the machine body 1 to reach the front side and the rear side of the product runner 8 in front of the discharge port for covering and wrapping.
On the basis of the scheme, the depth of the material drainage grooves A11 and the material drainage grooves B13 from the outer side to the inner side gradually becomes shallow, and the width of the inner side corresponds to the width of the product flow channel 8.
In addition, the lower end of the machine body 1 is connected with a die head 15, an extrusion channel 16 is arranged in the die head 15, and the thickness of the extrusion channel 16 is gradually reduced from top to bottom.
Finally, there are curb plate 17 side face around the organism 1 through the screw connection, bordure the passageway 14 setting in curb plate 17, bordure 14 tops intercommunication B material bordure runner 7 in the curb plate 17, bordure 14 bottoms intercommunication insert 9 bottom insert below and the product runner 8 of discharge gate top in the passageway.
As shown in fig. 8, the final extruded product is of a structure that the B raw material is wrapped after the AB two raw materials are alternately compounded, the AB two raw materials can be stacked by dozens of layers or hundreds of layers, the overall strength of the product is improved, and meanwhile, after the product is scrapped in the later period, the B raw material of the wrapped part can be cut and recycled, so that the cost can be greatly saved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change or modification made to the above embodiments according to the technical principle of the present invention still falls within the scope of the technical solution of the present invention.

Claims (4)

1. The utility model provides a can make bordure distributor of multilayer stack, includes organism (1), the surface is provided with first feed inlet (2) that supply A raw materials to get into and second feed inlet (3) that supply B raw materials to get into respectively around organism (1) upper end, organism (1) lower extreme is provided with discharge gate, its characterized in that: a shunting core rod (4) is arranged inside the upper end of the machine body (1), a left material shunting channel and a right material shunting channel (5) are arranged on the front side surface of the shunting core rod (4) corresponding to the first feed port (2), a left material shunting channel and a right material shunting channel (6) and a left material bundling channel and a right material bundling channel (7) are arranged on the rear side surface of the shunting core rod (4) corresponding to the second feed port (3), a product runner (8) is arranged in the middle of the machine body (1), insert groups (9) are symmetrically arranged on the left side and the right side of the product runner (8), and each insert group (9) comprises an odd-numbered insert (91) and an even-numbered insert (92) which are alternately stacked up and down; a material A runner (10) which penetrates through the upper surface and the lower surface and is communicated with the material A sub-runner (5) is arranged at the same position of all the odd-numbered inserts (91) close to the front side, a material A drainage groove (11) is arranged on the upper surface of the odd-numbered inserts (91), and the inner end and the outer end of the material A drainage groove (11) are respectively communicated with a product runner (8) and the material A runner (10); a material B runner (12) which penetrates through the upper surface and the lower surface and is communicated with the material B sub-runner (6) is arranged at the same position of all the even-numbered inserts (92) close to the rear side, a material B drainage groove (13) is arranged on the upper surface of the even-numbered inserts (92), and the inner end and the outer end of the material B drainage groove (13) are respectively communicated with the product runner (8) and the material B runner (12); the left material wrapping flow channel (7) and the right material wrapping flow channel (7) respectively pass through an independent wrapping channel (14) in the machine body (1) to reach the front side and the rear side of a product flow channel (8) before the material outlet, and are covered and wrapped.
2. A multi-layer, overlapping edge wrappable dispenser according to claim 1, wherein: the material A drainage grooves (11) and the material B drainage grooves (13) are gradually shallower from the outer side to the inner side, and the inner side width corresponds to the width of the product flow channel (8).
3. A multi-layer, overlapping edge wrappable dispenser according to claim 1, wherein: the lower end of the machine body (1) is connected with a die head (15), an extrusion channel (16) is arranged in the die head (15), and the thickness of the extrusion channel (16) is gradually reduced from top to bottom.
4. A multi-layer, overlapping edge wrappable dispenser according to claim 1, wherein: side has curb plate (17) around organism (1) through the screw connection, passageway (14) of borduring set up in curb plate (17), and passageway (14) top intercommunication B material that bordures in curb plate (17) are bordured and are limit runner (7), and passageway (14) bottom intercommunication insert block group (9) bottom is inserted below and product runner (8) of discharge gate top of borduring.
CN202111292996.4A 2021-11-03 2021-11-03 Distributor capable of being used as multilayer overlapping wrapping edge Pending CN114055744A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111292996.4A CN114055744A (en) 2021-11-03 2021-11-03 Distributor capable of being used as multilayer overlapping wrapping edge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111292996.4A CN114055744A (en) 2021-11-03 2021-11-03 Distributor capable of being used as multilayer overlapping wrapping edge

Publications (1)

Publication Number Publication Date
CN114055744A true CN114055744A (en) 2022-02-18

Family

ID=80273611

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111292996.4A Pending CN114055744A (en) 2021-11-03 2021-11-03 Distributor capable of being used as multilayer overlapping wrapping edge

Country Status (1)

Country Link
CN (1) CN114055744A (en)

Similar Documents

Publication Publication Date Title
KR101824294B1 (en) Concentric co-extrusion die and a method of extruding a multilayer thermoplastic film
CN1080103C (en) Method of manufacturing layered structure
CA1100273A (en) Feedblock
JPH0155088B2 (en)
CN102652054A (en) Coextrusion adapter
CN216506625U (en) Distributor capable of making multilayer overlapping edge covering
US9079346B2 (en) Apparatus and method for preparing laminated nano-composite material
CN114055744A (en) Distributor capable of being used as multilayer overlapping wrapping edge
CN219006944U (en) Multilayer coextrusion die head
CN211467409U (en) Extrusion die for extruding multilayer hollow product
CN109352952A (en) A kind of Multi-layer co-extrusion blow molding machine storing coventry type die head coventry
CN212352841U (en) Nanometer level multilayer distributor with superposition multiplication function
CN217597768U (en) Alternating insert distributor containing multiple functional layers
CN2616364Y (en) Plastic-extrusion section material full-cladding coextrusion mould
CN111660538A (en) Nanometer level multilayer distributor with superposition multiplication function
CN115923081A (en) Flow channel laminated structure and laminator
CN219381309U (en) Multilayer coextrusion casting test line
CN106965402A (en) Composite layer multiplier
CN111886122A (en) Extrusion device for profiled strips produced on the basis of elastomer mixtures
CN210651813U (en) Flow-adjustable co-extrusion distributor
CN103737887A (en) Processing method of multi-layer thermoplasticity plastic pipe
CN2715970Y (en) Laminated type co-extrusion die for producing rigid polyvinyl chloride pipe
CN214056347U (en) Combined micro-laminated dispenser
CN220923235U (en) Three-layer co-extrusion pipe production line suitable for PP and calcium carbonate processing
CN113386321B (en) Extrusion die for producing multi-layer superfine line plate

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination