CN105346048A - Packing belt adjustable extrusion die - Google Patents

Packing belt adjustable extrusion die Download PDF

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Publication number
CN105346048A
CN105346048A CN201510907100.7A CN201510907100A CN105346048A CN 105346048 A CN105346048 A CN 105346048A CN 201510907100 A CN201510907100 A CN 201510907100A CN 105346048 A CN105346048 A CN 105346048A
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CN
China
Prior art keywords
mould
single channel
runner
concert
adjusted
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.)
Granted
Application number
CN201510907100.7A
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Chinese (zh)
Other versions
CN105346048B (en
Inventor
马健
周术兵
刘军
姚高明
徐海军
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.)
Sichuan Ziyang Yazhijiang Plastic Industry Co Ltd
Original Assignee
Sichuan Ziyang Yazhijiang Plastic Industry 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.)
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Publication date
Application filed by Sichuan Ziyang Yazhijiang Plastic Industry Co Ltd filed Critical Sichuan Ziyang Yazhijiang Plastic Industry Co Ltd
Priority to CN201510907100.7A priority Critical patent/CN105346048B/en
Publication of CN105346048A publication Critical patent/CN105346048A/en
Application granted granted Critical
Publication of CN105346048B publication Critical patent/CN105346048B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • B29C48/305Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/31Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2029/00Belts or bands

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

The invention discloses a packing belt adjustable extrusion die. The packing belt adjustable extrusion die comprises a divergent die, a forming die and a runner adjusting assembly which are sequentially connected from top to bottom, wherein a main runner is arranged on the top of the divergent die; a plurality of branch runners are uniformly branched from the main runner; the sizes of all the branch runners are identical; a regulating hole is formed in the radial direction of each branch runner; a flow control bolt is arranged in the regulating hole; a forming runner which is in abutting joint and communicated with each branch runner is arranged on the forming die; an outlet of the forming runner is in abutting joint with the runner adjusting assembly; and the runner adjusting assembly is used for regulating the size of each rough blank discharged from the forming runner. The packing belt adjustable extrusion die has the beneficial effects that the number of packing belts which are manufactured at the same time can be freely adjusted; the flow capacity and product size during manufacturing of each packing belt are flexibly controlled; the extrusion efficiency of an extrusion principal machine is fully exerted, thereby avoiding energy source wasting; and the packing belt adjustable extrusion die is wide in application range.

Description

A kind of adjustable extrusion die of strap
Technical field
The present invention relates to strap extrusion equipment technical field, particularly relate to a kind of adjustable extrusion die of strap.
Background technology
Strap obtains through extruding simple tension, and elastic recovery is good, and intensity is high, water-tolerant, and the strong light weight of chemical resistance is soft, can tie up by hand and can tie up by machine, easy to use, with low cost.
Strap manufacturing technique requirent extrusion main unit can extrude the banded melting crude green body of dimensionally stable in process of production continuously, and then banded melting crude green body is drawn into the strap of required size.Because the linear velocity in strap production process during stable pulling relatively fixing (about 220 ms/min), and the Mick of strap heavy (every meter of weight) covers the scope from 3 grams/meter to 9 grams/meter according to different specifications, to produce according to same linear velocity as seen, rate of extrusion needed for the strap of 9 grams of/meter of specifications is 3 times of the rate of extrusion of the strap of 3 grams of/meter of specifications, and the extrusion efficiency of the extrusion main unit of existing production line is fixing, so at present the strap extrusion die of market aborning small dimension strap product time can not play the extrusion efficiency of extrusion main unit completely, there is a large amount of energy wastes.
Traditional strap extrusion die is produced strap number simultaneously and is fixed, the extrusion efficiency of extrusion main unit can not be played aborning completely during small dimension strap product, there is a large amount of energy wastes, and traditional strap extrusion die generally adopts fixed ruler person's pulse on the wrist mould, the melting crude green body size extruded cannot regulate, cannot realize producing the different strap of sized data, applicability is poor simultaneously.
Summary of the invention
The technical assignment of technical problem to be solved by this invention and proposition improves prior art, a kind of adjustable extrusion die of strap is provided, the traditional strap extrusion die solved in current technology can only produce the strap of fixing number simultaneously, and the extrusion efficiency of extrusion main unit can not be played aborning during small dimension strap product completely, there is the problem of energy waste.
For solving above technical problem, technical scheme of the present invention is:
A kind of adjustable extrusion die of strap, comprise divergent die, shaping mould and flow path adjustment assembly, it is characterized in that, described divergent die, shaping mould is from top to bottom connected successively with flow path adjustment assembly, described divergent die top arranges sprue, sprue uniform divided flows goes out several runners, and each runner is measure-alike, the radial direction of each runner offers adjustment hole, device flow control bolt in adjustment hole, described shaping mould is provided with the molding runners be docked and connected with each runner, described molding runners crossfades into flat channel from top to bottom and carries out extruded to extruded stock, the outlet of molding runners is to then flow path adjustment assembly, flow path adjustment assembly carries out size adjustment to each from molding runners crude green body out.Sprue is split into several measure-alike runners by the adjustable extrusion die of strap of the present invention, and on each runner, be provided with adjustment hole, the position of flow-control bolt in runner is controlled by screwing flow-control bolt, then can control flow and the pressure of extruded stock in corresponding molding runners, therefore locked for a certain bar runner closing can be reduced the production number of strap by the present invention by flow-control bolt, the number of simultaneously producing strap is freely controlled according to Production requirement, give full play to the extrusion capacity advantage of extrusion main unit, avoid energy waste, and meet production technology demand by flow path adjustment assembly fine setting crude green body outlet size, all specification products can be met produce under the prerequisite giving full play to extrusion main unit extrusion capacity.
Further, described runner is provided with three, and wherein the adjustment hole of two runners is positioned at the same side, the adjustment hole of another runner is positioned at offside, the production carrying out single tape, biobelt, three bands can be selected easily according to product different size, flexible adjustability is strong, applied widely.
Further, described shaping mould comprises template one, shaping mold cavity and template two, the two sides of shaping mold cavity processes molding runners, wherein one side has two molding runners, and another side has a molding runners, and template one and template two are installed in the both sides having molding runners of shaping mold cavity, structure is simple, good stability, can facilitate switch between the production of single tape, biobelt, three bands, and ensure the stabilizing quality that strap is made.
Further, described flow path adjustment assembly comprises single channel adjusting part and dual channel adjusting part, single channel adjusting part is connected to the side that shaping mould only has a molding runners, dual channel adjusting part is connected to the side that shaping mould has two molding runners, each molding runners is finely tuned separately, improve flexibility, meet various different Production requirement.
Further, described single channel adjusting part comprises single current road junction mould, single channel mould tongue and single channel fixed head, single channel fixed head is fixedly connected on the mould of single current road junction, the side that single current road junction mould is connected with single channel fixed head offers forming notches, single channel mould tongue is positioned at forming notches, single channel set screw is threaded connection through the perforate on single channel fixed head and single channel mould tongue, single channel set screw and hold-down nut spot welding are fixed after pretension on single channel fixed head by hold-down nut by single channel set screw, the relative position of bonding flow path adjustment screw and single channel fixed head is fixed and energy flexible rotating, the end face of single channel mould tongue is provided with single channel pressing plate, single channel pressing plate is bolted to connection on the mould of single current road junction, form single channel between single channel mould tongue and single current road junction mould to export, screw the position that single channel set screw then can regulate single channel mould tongue, thus the width that the single channel between single channel mould tongue and single current road junction mould exports is finely tuned, ensure crude green body outlet size precision.
Further, described dual channel adjusting part comprises double-current road junction mould, dual channel mould tongue and adjusted in concert plate, adjusted in concert plate is clipped on the mould of double-current road junction by the pressing plate of upper and lower both sides, the side that double fluid road junction mould is connected with adjusted in concert plate offers two forming notches, dual channel mould tongue is positioned at forming notches, dual channel set screw is threaded connection through the perforate on adjusted in concert plate and dual channel mould tongue, and dual channel set screw and hold-down nut spot welding are fixed after pretension on adjusted in concert plate by hold-down nut by dual channel set screw, ensure that the relative position of dual channel set screw and adjusted in concert plate is fixed and energy flexible rotating, the end face of dual channel mould tongue is provided with dual channel pressing plate, dual channel pressing plate is bolted to connection on the mould of double-current road junction, form dual channel between dual channel mould tongue and double-current road junction mould to export, the position of dual channel mould tongue then can be regulated by screwing dual channel set screw, thus control the width of dual channel outlet, accurate control crude green body outlet size.
Further, described adjusted in concert plate is also provided with adjusted in concert screw, adjusted in concert screw is threaded connection through the perforate on adjusted in concert plate and double-current road junction mould, and adjusted in concert screw is fixed with synchronous hold-down nut spot welding after pretension on adjusted in concert plate by synchronous hold-down nut by adjusted in concert screw, ensure that adjusted in concert screw and adjusted in concert plate relative position are fixed and energy flexible rotating.Dual channel adjusting part of the present invention can regulate the width of two dual channel outlets simultaneously by adjusted in concert screw, ensure the synchronism regulated, guarantee two dual channel export processing consistent size, the width of two dual channel outlets can be made different by regulating dual channel set screw again simultaneously, thus produce the strap of different size, adjustable flexibility is strong, applied widely.
Further, the surrounding of described divergent die is surrounded by heating frame and heats divergent die.
Further, described single channel adjusting part and dual channel adjusting part are provided with electric heating tube, whole mould is heated, keep extrudate temperature to stablize.
Compared with prior art, the invention has the advantages that:
The adjustable extrusion die of strap of the present invention can the free adjustment number of strap of simultaneously producing, and the flow controlled flexibly when each strap is produced and product size, give full play to extrusion main unit extrusion efficiency, avoid energy waste, wide accommodation, can meet all specification products and produce under the prerequisite giving full play to extrusion main unit extrusion capacity;
Each runner uniform flow is adjustable, and exported product size uniform is adjustable, constant product quality.
Accompanying drawing explanation
Fig. 1 is cross-sectional view of the present invention;
Fig. 2 is plan structure schematic diagram of the present invention;
Fig. 3 is the plan structure schematic diagram of divergent die;
Fig. 4 is Fig. 3 midship section A-A structural representation;
Fig. 5 is the plan structure schematic diagram of shaping mold cavity;
Fig. 6 is shaping mold cavity side structure schematic diagram;
Fig. 7 is the another side structural representation of shaping mold cavity;
Fig. 8 is the plan structure schematic diagram of single channel adjusting part;
Fig. 9 is the structural representation of Fig. 8 midship section B-B;
Figure 10 is the plan structure schematic diagram of dual channel adjusting part;
Figure 11 is the structural representation of Figure 10 midship section C-C;
Figure 12 is the structural representation of Figure 10 midship section D-D.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The adjustable extrusion die of a kind of strap disclosed in the embodiment of the present invention, can the free adjustment number of strap of simultaneously producing, and the flow controlled flexibly when each strap is produced and product size, expand the scope of application of extrusion die, give full play to extrusion main unit extrusion efficiency.
As shown in Figures 1 to 12, a kind of adjustable extrusion die of strap, comprise divergent die 1, shaping mould 2 and flow path adjustment assembly 3, described divergent die 1, shaping mould 2 is from top to bottom connected successively with flow path adjustment assembly 3, the surrounding of divergent die 1 is surrounded by heating frame 4, described divergent die 1 top arranges sprue 11, sprue 11 uniform divided flows goes out several runners 12, and each runner 12 is measure-alike, the radial direction of each runner 12 offers adjustment hole 13, device flow control bolt 14 in adjustment hole 13, described shaping mould 2 is provided with the molding runners 21 be docked and connected with each runner 12, described molding runners 21 crossfades into flat channel from top to bottom and carries out extruded to extruded stock, the outlet of molding runners 21 is to then flow path adjustment assembly 3, flow path adjustment assembly 3 carries out size adjustment to each from molding runners 21 crude green body out.
In the present embodiment, runner 12 is provided with three, and wherein the adjustment hole 13 of two runners 12 is positioned at the same side, the adjustment hole 13 of another runner 12 is positioned at offside, shaping mould 2 comprises template 1, shaping mold cavity 23 and template 2 24, the two sides of shaping mold cavity 23 processes molding runners 21, wherein one side has two molding runners 21, another side has a molding runners 21, can easily in single tape, biobelt, switch between the production of three bands, template 1 and template 2 24 are installed in the both sides having molding runners 21 of shaping mold cavity 23, flow path adjustment assembly 3 comprises single channel adjusting part 31 and dual channel adjusting part 32, single channel adjusting part 31 is connected to the side that shaping mould 2 only has a molding runners 21, dual channel adjusting part 32 is connected to the side that shaping mould 2 has two molding runners 21, single channel adjusting part 31 and dual channel adjusting part 32 are provided with electric heating tube 5, whole mould is heated, extrudate temperature is kept to stablize.
Single channel adjusting part 31 comprises single current road junction mould 311, single channel mould tongue 312 and single channel fixed head 313, single channel fixed head 313 is fixedly connected on single current road junction mould 311, the side that single current road junction mould 311 is connected with single channel fixed head 313 offers forming notches, single channel mould tongue 312 is positioned at forming notches, single channel set screw 314 is threaded connection through the perforate on single channel fixed head 313 and single channel mould tongue 312, single channel set screw 314 and hold-down nut 315 spot welding are fixed after pretension on single channel fixed head 313 by hold-down nut 315 by single channel set screw 314, bonding flow path adjustment screw 314 and the relative position of single channel fixed head 313 are fixed and energy flexible rotating, the end face of single channel mould tongue 312 is provided with single channel pressing plate 316, single channel pressing plate 316 is bolted to connection on single current road junction mould 311, form single channel between single channel mould tongue 312 and single current road junction mould 311 and export 317.
Dual channel adjusting part 32 comprises double-current road junction mould 321, dual channel mould tongue 322 and adjusted in concert plate 323, adjusted in concert plate 323 is clipped on double-current road junction mould 321 by the pressing plate 324 of upper and lower both sides, the side that double fluid road junction mould 321 is connected with adjusted in concert plate 323 offers two forming notches, dual channel mould tongue 322 is positioned at forming notches, dual channel set screw 325 is threaded connection through the perforate on adjusted in concert plate 323 and dual channel mould tongue 322, and dual channel set screw 325 and hold-down nut 315 spot welding are fixed after pretension on adjusted in concert plate 323 by hold-down nut 315 by dual channel set screw 325, ensure that dual channel set screw 325 and the relative position of adjusted in concert plate 323 are fixed and energy flexible rotating, the end face of dual channel mould tongue 322 is provided with dual channel pressing plate 326, dual channel pressing plate 326 is bolted to connection on double-current road junction mould 321, form dual channel between dual channel mould tongue 322 and double-current road junction mould 321 and export 327, adjusted in concert plate 323 is also provided with adjusted in concert screw 328, adjusted in concert screw 328 is threaded connection through the perforate on adjusted in concert plate 323 and double-current road junction mould 321, and adjusted in concert screw 328 is fixed with the spot welding of synchronous hold-down nut 329 after pretension on adjusted in concert plate 323 by synchronous hold-down nut 329 by adjusted in concert screw 328.
When the adjustable extrusion die of strap of the present invention works, molten plastic in extrusion main unit head enters mould from the sprue of divergent die, several roads fluid forming uniform flow through divergent die adjustment shunting enters shaping mould, respective flow path adjustment assembly is entered carry out compression and pressure and size adjusting in shaping mold cavity after, the strap crude green body being formed consistent size by the fine setting of flow path adjustment assembly is extruded from outlet, enters next process procedure.
Flow-control bolt can change the object that respective runner sectional area reaches adjust flux, when carrying out only needing to regulate respective runner evenly when three bands are produced, if produce biobelt, needing locked for flow-control bolt corresponding for one-sided runner closed runner to be realized biobelt and produce, then locked for flow-control bolt corresponding for the runner of bilateral closed runner can be realized single tape production as carried out single tape production.
Single channel adjusting part finely tunes one-sided runner exit crude green body size, and dual channel adjusting part fine setting bilateral runner exit crude green body size, can regulate separately or regulate simultaneously.
Below be only the preferred embodiment of the present invention, it should be pointed out that above-mentioned preferred embodiment should not be considered as limitation of the present invention, protection scope of the present invention should be as the criterion with claim limited range.For those skilled in the art, without departing from the spirit and scope of the present invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (9)

1. the adjustable extrusion die of a strap, comprise divergent die (1), shaping mould (2) and flow path adjustment assembly (3), it is characterized in that, described divergent die (1), shaping mould (2) is from top to bottom connected successively with flow path adjustment assembly (3), described divergent die (1) top arranges sprue (11), sprue (11) uniform divided flows goes out several runners (12), and each runner (12) is measure-alike, the radial direction of each runner (12) offers adjustment hole (13), device flow control bolt (14) in adjustment hole (13), described shaping mould (2) is provided with the molding runners (21) be docked and connected with each runner (12), described molding runners (21) crossfades into flat channel from top to bottom and carries out extruded to extruded stock, the outlet of molding runners (21) is to then flow path adjustment assembly (3), flow path adjustment assembly (3) carries out size adjustment to each from molding runners (21) crude green body out.
2. the adjustable extrusion die of strap according to claim 1, it is characterized in that, described runner (12) is provided with three, and wherein the adjustment hole (13) of two runners (12) is positioned at the same side, the adjustment hole (13) of another runner (12) is positioned at offside.
3. the adjustable extrusion die of strap according to claim 2, it is characterized in that, described shaping mould (2) comprises template one (22), shaping mold cavity (23) and template two (24), the two sides of shaping mold cavity (23) processes molding runners (21), wherein one side has two molding runners (21), another side has a molding runners (21), and template one (22) and template two (24) are installed in the both sides having molding runners (21) of shaping mold cavity (23).
4. the adjustable extrusion die of strap according to claim 3, it is characterized in that, described flow path adjustment assembly (3) comprises single channel adjusting part (31) and dual channel adjusting part (32), single channel adjusting part (31) is connected to the side that shaping mould (2) only has a molding runners (21), and dual channel adjusting part (32) is connected to the side that shaping mould (2) has two molding runners (21).
5. the adjustable extrusion die of strap according to claim 4, it is characterized in that, described single channel adjusting part (31) comprises single current road junction mould (311), single channel mould tongue (312) and single channel fixed head (313), single channel fixed head (313) is fixedly connected on single current road junction mould (311), the side that single current road junction mould (311) is connected with single channel fixed head (313) offers forming notches, single channel mould tongue (312) is positioned at forming notches, single channel set screw (314) is threaded connection through the perforate on single channel fixed head (313) and single channel mould tongue (312), single channel set screw (314) and hold-down nut (315) spot welding are fixed after the upper pretension of single channel fixed head (313) by hold-down nut (315) by single channel set screw (314), the end face of single channel mould tongue (312) is provided with single channel pressing plate (316), single channel pressing plate (316) is bolted to connection on single current road junction mould (311), form single channel between single channel mould tongue (312) and single current road junction mould (311) to export (317).
6. the adjustable extrusion die of strap according to claim 4, it is characterized in that, described dual channel adjusting part (32) comprises double-current road junction mould (321), dual channel mould tongue (322) and adjusted in concert plate (323), adjusted in concert plate (323) is clipped on double-current road junction mould (321) by the pressing plate (324) of upper and lower both sides, the side that double fluid road junction mould (321) is connected with adjusted in concert plate (323) offers two forming notches, dual channel mould tongue (322) is positioned at forming notches, dual channel set screw (325) is threaded connection through the perforate on adjusted in concert plate (323) and dual channel mould tongue (322), and dual channel set screw (325) and hold-down nut (315) spot welding are fixed after the upper pretension of adjusted in concert plate (323) by hold-down nut (315) by dual channel set screw (325), the end face of dual channel mould tongue (322) is provided with dual channel pressing plate (326), dual channel pressing plate (326) is bolted to connection on double-current road junction mould (321), form dual channel between dual channel mould tongue (322) and double-current road junction mould (321) to export (327).
7. the adjustable extrusion die of strap according to claim 6, it is characterized in that, described adjusted in concert plate (323) is also provided with adjusted in concert screw (328), adjusted in concert screw (328) is threaded connection through the perforate on adjusted in concert plate (323) and double-current road junction mould (321), and adjusted in concert screw (328) is fixed with synchronous hold-down nut (329) spot welding after the upper pretension of adjusted in concert plate (323) by synchronous hold-down nut (329) by adjusted in concert screw (328).
8. the adjustable extrusion die of strap according to claim 1, is characterized in that, the surrounding of described divergent die (1) is surrounded by heating frame (4).
9. the adjustable extrusion die of strap according to claim 1, is characterized in that, described single channel adjusting part (31) and dual channel adjusting part (32) are provided with electric heating tube (5).
CN201510907100.7A 2015-12-09 2015-12-09 A kind of adjustable extrusion die of strap Expired - Fee Related CN105346048B (en)

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CN105346048B CN105346048B (en) 2017-12-05

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107696448A (en) * 2017-11-21 2018-02-16 文三佳科技股份有限公司 In runner stream can on-line control rear co-extruding mould
CN113457919A (en) * 2021-07-05 2021-10-01 桐城市启恒新材料有限公司 Extrusion device capable of adjusting longitudinal uniformity of pre-coating film and use method thereof
CN116118149A (en) * 2023-03-01 2023-05-16 广东包庄科技有限公司 Die-opening type die capable of producing ultra-small PET packing belt

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW321074U (en) * 1996-07-23 1997-11-21 Jin-E Chen T double outlet die structure for plastic extruding plate
CN201736429U (en) * 2010-06-18 2011-02-09 四川省资阳市雅之江塑业有限公司 One-out-two blank mouth die device of attaching strap
CN102848499A (en) * 2012-08-27 2013-01-02 张家港市兰马机械有限公司 Production mold for concave belt and special belt for geogrid
DE102014103101A1 (en) * 2014-03-07 2015-09-10 Harald Feuerherm Process for producing blow molded plastic hollow bodies and multiple extrusion head for carrying out the process
CN205416290U (en) * 2015-12-09 2016-08-03 四川省资阳市雅之江塑业有限公司 Double -deck transform mould in packing area

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW321074U (en) * 1996-07-23 1997-11-21 Jin-E Chen T double outlet die structure for plastic extruding plate
CN201736429U (en) * 2010-06-18 2011-02-09 四川省资阳市雅之江塑业有限公司 One-out-two blank mouth die device of attaching strap
CN102848499A (en) * 2012-08-27 2013-01-02 张家港市兰马机械有限公司 Production mold for concave belt and special belt for geogrid
DE102014103101A1 (en) * 2014-03-07 2015-09-10 Harald Feuerherm Process for producing blow molded plastic hollow bodies and multiple extrusion head for carrying out the process
CN205416290U (en) * 2015-12-09 2016-08-03 四川省资阳市雅之江塑业有限公司 Double -deck transform mould in packing area

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107696448A (en) * 2017-11-21 2018-02-16 文三佳科技股份有限公司 In runner stream can on-line control rear co-extruding mould
CN113457919A (en) * 2021-07-05 2021-10-01 桐城市启恒新材料有限公司 Extrusion device capable of adjusting longitudinal uniformity of pre-coating film and use method thereof
CN116118149A (en) * 2023-03-01 2023-05-16 广东包庄科技有限公司 Die-opening type die capable of producing ultra-small PET packing belt

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Granted publication date: 20171205

Termination date: 20191209