CN112223717A - Preparation process of polypropylene plastic braided wire - Google Patents

Preparation process of polypropylene plastic braided wire Download PDF

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Publication number
CN112223717A
CN112223717A CN202011041294.4A CN202011041294A CN112223717A CN 112223717 A CN112223717 A CN 112223717A CN 202011041294 A CN202011041294 A CN 202011041294A CN 112223717 A CN112223717 A CN 112223717A
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CN
China
Prior art keywords
conveying
polypropylene plastic
roller
cooling
braided wire
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CN202011041294.4A
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Chinese (zh)
Inventor
何梦丹
吴燕
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Priority to CN202011041294.4A priority Critical patent/CN112223717A/en
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    • 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
    • B29C48/355Conveyors for extruded articles
    • 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
    • B29C48/28Storing of extruded material, e.g. by winding up or stacking
    • 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
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

The invention provides a preparation process of polypropylene plastic braided wires, which is characterized in that a U-shaped base, a cooling unit, a pressing unit, a cooling roller, an electric roller and an adhesive layer are matched to complete the operation.

Description

Preparation process of polypropylene plastic braided wire
Technical Field
The invention relates to the technical field of braided wire preparation, in particular to a preparation process of polypropylene plastic braided wire.
Background
The plastic woven bag is divided into polypropylene bags according to the main material composition; the main production process is to weave the woven filament formed by extruding and cooling plastic raw materials into a product, which is generally called a woven bag. When the drawn wire after extrusion is cooled, the drawn wire is generally conveyed in a cold air chamber in a traditional mode.
However, because the cold air chamber space is great, when the wire drawing was through, when a large amount of air conditioning was to the wire drawing cooling of process, only a small part of air conditioning had played the effect of cooling, and most air conditioning can directly be extravagant, and traditional wire drawing is carried and is mostly be collective transport, often appears relaxing between the wire drawing when carrying and leads to the condition of intertwining, and the wire drawing that leads to after the later stage rolling is difficult to arrange in order, has increased work load.
Disclosure of Invention
In order to solve the problems, the invention provides a preparation process of polypropylene plastic braided wires, which can solve the problems that when a wire drawing passes through a cold air chamber, a large amount of cold air only plays a role in cooling a small part of cold air when the passing wire drawing is cooled, most of cold air can be directly wasted, most of traditional wire drawing conveying is collective conveying, the wire drawing is often loosened during conveying to cause mutual winding, the wire drawing after later rolling is difficult to arrange, the workload is increased, and the like.
In order to achieve the purpose, the invention adopts the following technical scheme that a preparation process of the polypropylene plastic braided wire uses a wire drawing device, the wire drawing device comprises a U-shaped base, a cooling unit, a pressing unit, a cooling roller, an electric roller and a sticky layer, and the preparation process of the polypropylene plastic braided wire by adopting the wire drawing device comprises the following steps:
s1, melting and extruding: carrying out hot melting treatment on the polypropylene plastic, and then melting and extruding the polypropylene plastic;
s2, conveying: extruded drawn wires sequentially pass through the flow distribution frame, the lower end of the pressing head and the rolling ring from left to right and then are adhered to the adhesion layer, and the extruded drawn wires are subjected to traction type conveying through an electric roller;
s3, cooling and shaping: in the conveying process, cooling the drawn wires by a cooling unit and a cooling roller, and simultaneously, tightening the drawn wires by a pressing head pressed elastically;
s4, winding treatment: and winding the cooled and shaped drawn wires on the adhesive layer through an electric roller.
The cooling unit is installed to the left end of U type base, and the mid-mounting of U type base has the unit that compresses tightly, and electronic roller is installed to the right-hand member of U type base, and the outer wall parcel of electronic roller has the glutinous layer of gluing, installs the chill roll on the U type base, and the chill roll is located and compresses tightly between unit, the electronic roller.
The cooling unit include reposition of redundant personnel frame, air cavity, fixed air pump, sealed lid and conveying mechanism, the reposition of redundant personnel frame is installed on U type base, the air cavity has been seted up to the lower extreme of reposition of redundant personnel frame, for the intercommunication relation between air cavity and the fixed air pump, fixed air pump is installed at the lower extreme of reposition of redundant personnel frame, the reposition of redundant personnel frame has evenly seted up in the past backward and has carried the chamber, carry the intracavity to be equipped with conveying mechanism, the upper end embedding of reposition of redundant personnel frame has conveying mechanism.
When the device works, the sealing cover is opened, the drawn wires sequentially pass through the resistance increasing sleeve and then are placed into the conveying rollers on the shunting cavity, then the drawn wires are pulled rightwards to be conveyed, and in the conveying process, cold air is blown out from the air cavity through the fixed air pump, so that the drawn wires are rapidly cooled.
The pressing unit comprises a die returning plate, a threaded column, an L-shaped frame, a connecting plate, a sliding column, a pressing head and an elastic filling mechanism, the die returning plate is installed on a U-shaped base, the left end and the right end of the die returning plate are connected with the threaded column in a thread fit mode, the upper end of the threaded column is connected with the L-shaped frame through a bearing, the connecting plate is connected between the L-shaped frame, the elastic filling mechanism is arranged in the middle of the connecting plate, the sliding column is symmetrically installed at the lower end of the connecting plate, and the sliding column is connected with the pressing head in a sliding fit mode.
During specific work, in order to avoid the situation that the pressing head pressed down elastically breaks the drawn wires, the number of springs in the elastic filling mechanism needs to be increased or decreased according to the current situation of the same batch of drawn wires, and after the increase or decrease, the pressing head descends by rotating the threaded column, so that the upper ends of the drawn wires are pressed down elastically and tightly.
The cooling roller comprises an air core tube, a working air pump and a rolling ring, wherein the air core tube is arranged on the U-shaped base, the front end of the air core tube is communicated with the working air pump, the working air pump is arranged on the outer side wall of the U-shaped base, the rolling ring is uniformly arranged in the front of the air core tube and the back of the air core tube, and the rolling ring is connected with the air core tube in a rotating fit manner.
During specific work, the drawn wires pass through the rolling rings, and cold air is sprayed out from the air holes through the working air pump, so that the drawn wires are cooled.
The conveying mechanism comprises a conveying roller and a resistance increasing sleeve, the conveying roller is connected with a conveying cavity through a bearing, and the resistance increasing sleeve is installed at the left end of the conveying cavity.
The inner diameter of the resistance increasing sleeve is gradually reduced from left to right, and flexible resistance increasing blocks are uniformly arranged on the inner wall of the resistance increasing sleeve.
The lower end face of the pressing head is of an arc-shaped structure, and a smooth layer is laid on the lower end face of the pressing head.
Wherein, the inside of compressing head seted up and place the chamber, place the intracavity and placed the ice-cube.
The elastic filling mechanism comprises a connecting cover, a spring, a first clamping column and a second clamping column, the connecting cover is connected with the connecting plate in an embedded mode, a first clamping groove is evenly formed in the connecting cover, a second clamping groove is evenly formed in the upper end of the pressing head, the first clamping groove is connected with the first clamping column in an embedded mode, the second clamping groove is connected with the second clamping column in an embedded mode, and the spring is connected between the first clamping column and the second clamping column.
Wherein, the upper end of the hollow cylinder is evenly provided with air holes, and the rolling ring is of a hollow annular structure.
The invention has the beneficial effects that:
according to the preparation process of the polypropylene plastic braided wire, the drawn wires in conveying are tightened by adopting a downward pressing type elastic pressing mode, the separated conveying is adopted before the drawn wires, the phenomenon that the drawn wires are mutually wound in the conveying process is avoided, the cooling efficiency is accelerated by adopting a double cooling mode, the waste of the cooled air is reduced by adopting a mode of injecting the cooled air into the cavity and spraying the air holes, and the utilization rate of the cooled air is improved;
secondly, the cooling unit rapidly cools the passing drawn wires in a mode of injecting cold air into the conveying cavity, the temperature is cooled in a small space, the utilization rate of the cold air is improved, and the cold air is conveyed in a rolling mode by the conveying rollers, so that the upper surfaces of the conveying rollers are uniformly cooled by the cold air, and the cooling of the contact parts of the drawn wires and the conveying rollers is facilitated;
according to the preparation process of the polypropylene plastic braided wire, the compression unit can increase or decrease the elastic force according to the current wire drawing condition, so that the tension in the wire drawing conveying process is ensured, the pressure breaking condition is avoided, and meanwhile, the mutual winding condition before wire drawing is reduced due to the tension of the wire drawing;
fourthly, according to the preparation process of the polypropylene plastic braided wire, the cooling roller is used for carrying out secondary cooling on the drawn wire, and the cooling effect of the drawn wire is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a flow chart of a process for preparing a polypropylene plastic braided wire;
FIG. 2 is an overall cross-sectional view of the present invention;
FIG. 3 is a cross-sectional view of the cooling unit of the present invention;
FIG. 4 is a right side view of the cooling unit of the present invention;
FIG. 5 is a cross-sectional view of the compression unit of the present invention;
FIG. 6 is a cross-sectional view of a chill roll of the present invention;
FIG. 7 is a schematic view of the construction of the chill roll of the present invention;
fig. 8 is a schematic view of the working state of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
As shown in fig. 1 to 8, a process for preparing polypropylene woven plastic wires uses a wire drawing device, the wire drawing device comprises a U-shaped base 1, a cooling unit 2, a pressing unit 3, a cooling roller 4, a motorized roller 5 and an adhesive layer 6, and the process for preparing the polypropylene woven plastic wires by using the wire drawing device comprises the following steps:
s1, melting and extruding: carrying out hot melting treatment on the polypropylene plastic, and then melting and extruding the polypropylene plastic;
s2, conveying: the extruded drawn wires sequentially pass through the flow distribution frame 21, the lower end of the pressing head 36 and the rolling ring 44 from left to right and then are adhered to the adhesion layer 6, and the extruded drawn wires are subjected to traction type conveying through the electric roller 5;
s3, cooling and shaping: in the conveying process, the drawn wires are cooled by the cooling unit 2 and the cooling roller 4, and are tightened by the elastic pressing head 36;
s4, winding treatment: the cooled and shaped drawn wire is wound on the adhesive layer 6 through the electric roller 5.
Cooling unit 2 is installed to the left end of U type base 1, and the mid-mounting of U type base 1 has compressing tightly unit 3, and electronic roller 5 is installed to the right-hand member of U type base 1, and electronic roller 5's outer wall parcel has sticky layer 6, installs chill roll 4 on the U type base 1, and chill roll 4 is located and compresses tightly between unit 3, the electronic roller 5.
Cooling unit 2 include reposition of redundant personnel frame 21, air cavity 22, fixed air pump 23, sealed lid 24 and conveying mechanism 25, reposition of redundant personnel frame 21 is installed on U type base 1, and air cavity 22 has been seted up to the lower extreme of reposition of redundant personnel frame 21, for the intercommunication relation between air cavity 22 and the fixed air pump 23, fixed air pump 23 is installed at the lower extreme of reposition of redundant personnel frame 21, reposition of redundant personnel frame 21 has evenly seted up in the past backward and has carried the chamber, carry the intracavity and be equipped with conveying mechanism 25, the upper end embedding of reposition of redundant personnel frame 21 has conveying mechanism 25.
The conveying mechanism 25 comprises a conveying roller 251 and a resistance-increasing sleeve 252, the conveying roller 251 is connected with a conveying cavity through a bearing, the resistance-increasing sleeve 252 is installed at the left end of the conveying cavity, the conveying roller 251 is designed to facilitate wire drawing rolling type conveying on one hand, the conveying roller 251 in a rolling state facilitates cooling of a wire drawing by cold air on the other hand, the inner diameter of the resistance-increasing sleeve 252 is gradually reduced from left to right, and the inner wall of the resistance-increasing sleeve 252 is uniformly provided with flexible resistance-increasing blocks, the reduction of the inner diameter and the design of the flexible resistance-increasing blocks play a role in increasing the resistance of the drawn wires in a conveying state, the loosening condition caused by too fast drawing and conveying is reduced, when the device works specifically, the sealing cover 24 is opened, the drawn wires sequentially pass through the resistance-increasing sleeve 252 and then are placed into the conveying roller 251 on the shunting cavity, then the drawn wires are pulled and conveyed rightwards, and in the conveying process, the wire drawing is rapidly cooled by blowing cold air from the air chamber 22 by the fixed air pump 23.
The pressing unit 3 comprises a die-returning plate 31, threaded columns 32, an L-shaped frame 33, a connecting plate 34, sliding columns 35, pressing heads 36 and an elastic filling mechanism 37, the die-returning plate 31 is installed on the U-shaped base 1, the left end and the right end of the die-returning plate 31 are connected with the threaded columns 32 in a threaded fit mode, the upper ends of the threaded columns 32 are connected with the L-shaped frame 33 through bearings, the connecting plate 34 is connected between the L-shaped frames 33, the elastic filling mechanism 37 is arranged in the middle of the connecting plate 34, the sliding columns 35 are symmetrically installed at the lower ends of the connecting plate 34, the sliding columns 35 are connected with the pressing heads 36 in a sliding fit mode, during specific work, in order to avoid the situation that the pressing heads 36 which are pressed down to the drawn wires, the number of springs 372 in the elastic filling mechanism 37 needs to be increased or decreased according to the situation of the same batch of drawn wires at present, after the increase or decrease, the, thereby the upper end of the wire drawing is elastically tightened when being pressed downwards.
The lower end face of the pressing head 36 is of an arc-shaped structure, a smooth layer is laid on the lower end face of the pressing head 36, the conveying resistance of the drawn wires is reduced, a placing cavity is formed in the pressing head 36, ice cubes are placed in the placing cavity, on one hand, the weight of the pressing head 36 is increased by the ice cubes, the pressing of the drawn wires is facilitated, on the other hand, the surface of the drawn wires is cooled by the ice cubes, the elastic filling mechanism 37 comprises a connecting cover 371, a spring 372, a first clamping column 373 and a second clamping column 374, the connecting cover 371 and the connecting plate 34 are connected in an embedded mode, first clamping grooves are uniformly formed in the connecting cover 371, second clamping grooves are uniformly formed in the upper end of the pressing head 36, the first clamping grooves are connected with the first clamping columns 373 in an embedded mode, the second clamping grooves are connected with the second clamping columns 374 in an embedded mode, and springs 372 are connected between the first clamping columns 373 and the second clamping columns 374, when the number of the springs 372 is increased, only the first card-position column 373 and the second card-position column 374 at the upper end and the lower end of the newly added spring 372 need to be clamped into the first card slot and the second card slot respectively.
Cooling roller 4 include hollow section of thick bamboo 41, work air pump 43, rolling ring 44, hollow section of thick bamboo 41 is installed on U type base 1, the front end and the work air pump 43 of hollow section of thick bamboo 41 are linked together, work air pump 43 is installed on U type base 1 lateral wall, hollow section of thick bamboo 41 evenly is equipped with rolling ring 44 from the past backward, rolling ring 44 is connected for normal running fit between the hollow section of thick bamboo 41, the upper end of hollow section of thick bamboo 41 evenly set up the gas pocket, rolling ring 44 is the annular structure of fretwork, the design of fretwork structure does benefit to the contact between air conditioning and the wire drawing, specific during operation, the wire drawing is on rolling ring 44, follow the gas pocket blowout through work air pump 43 with air conditioning to the wire drawing of process is cooled down and is handled.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a preparation technology of polypropylene plastic braided wire, its used a wire drawing equipment, this wire drawing equipment includes U type base (1), cooling unit (2), compresses tightly unit (3), chill roll (4), electronic roller (5) and glues glutinous layer (6), its characterized in that: the preparation process of the polypropylene plastic braided wire by adopting the wire drawing equipment comprises the following steps:
s1, melting and extruding: carrying out hot melting treatment on the polypropylene plastic, and then melting and extruding the polypropylene plastic;
s2, conveying: extruded drawn wires sequentially pass through the flow distribution frame (21), the lower end of the pressing head (36) and the rolling ring (44) from left to right and then are adhered to the adhesion layer (6), and the extruded drawn wires are subjected to traction type conveying through the electric roller (5);
s3, cooling and shaping: in the conveying process, cooling treatment is carried out on the drawn wires through the cooling unit (2) and the cooling roller (4), and meanwhile, the drawn wires are tightened through the pressing head (36) pressed down elastically;
s4, winding treatment: winding the cooled and shaped drawn wires on the adhesive layer (6) through an electric roller (5);
the cooling unit (2) is installed at the left end of the U-shaped base (1), the compressing unit (3) is installed in the middle of the U-shaped base (1), the electric roller (5) is installed at the right end of the U-shaped base (1), the outer wall of the electric roller (5) is wrapped with the adhesive layer (6), the cooling roller (4) is installed on the U-shaped base (1), and the cooling roller (4) is located between the compressing unit (3) and the electric roller (5);
the cooling unit (2) comprises a shunting frame (21), an air cavity (22), a fixed air pump (23), a sealing cover (24) and a conveying mechanism (25), the shunting frame (21) is installed on the U-shaped base (1), the air cavity (22) is formed in the lower end of the shunting frame (21), the air cavity (22) is communicated with the fixed air pump (23), the fixed air pump (23) is installed at the lower end of the shunting frame (21), the conveying cavities are uniformly formed in the shunting frame (21) from front to back, the conveying mechanism (25) is arranged in each conveying cavity, and the conveying mechanism (25) is embedded into the upper end of the shunting frame (21);
the pressing unit (3) comprises a die returning plate (31), threaded columns (32), L-shaped frames (33), connecting plates (34), sliding columns (35), pressing heads (36) and elastic filling mechanisms (37), wherein the die returning plate (31) is installed on the U-shaped base (1), the left end and the right end of the die returning plate (31) are connected with the threaded columns (32) in a thread fit mode, the upper ends of the threaded columns (32) are connected with the L-shaped frames (33) through bearings, the connecting plates (34) are connected between the L-shaped frames (33), the elastic filling mechanisms (37) are arranged in the middle of the connecting plates (34), the sliding columns (35) are symmetrically installed at the lower ends of the connecting plates (34), and the sliding columns (35) are connected with the pressing heads (36) in a sliding fit mode;
the cooling roller (4) comprises a hollow cylinder (41), a working air pump (43) and a rolling ring (44), wherein the hollow cylinder (41) is installed on the U-shaped base (1), the front end of the hollow cylinder (41) is communicated with the working air pump (43), the working air pump (43) is installed on the outer side wall of the U-shaped base (1), the rolling ring (44) is uniformly arranged from front to back on the hollow cylinder (41), and the rolling ring (44) is connected with the hollow cylinder (41) in a rotating fit manner.
2. The process for preparing polypropylene plastic braided wire according to claim 1, wherein the process comprises the following steps: the conveying mechanism (25) comprises a conveying roller (251) and a resistance increasing sleeve (252), the conveying roller (251) is connected with a conveying cavity through a bearing, and the resistance increasing sleeve (252) is installed at the left end of the conveying cavity.
3. The process for preparing polypropylene plastic braided wire according to claim 2, wherein the process comprises the following steps: the inner diameter of the resistance increasing sleeve (252) is gradually reduced from left to right, and flexible resistance increasing blocks are uniformly arranged on the inner wall of the resistance increasing sleeve (252).
4. The process for preparing polypropylene plastic braided wire according to claim 1, wherein the process comprises the following steps: the lower end face of the pressing head (36) is of an arc-shaped structure, and a smooth layer is laid on the lower end face of the pressing head (36).
5. The process for preparing polypropylene plastic braided wire according to claim 1, wherein the process comprises the following steps: a placing cavity is formed in the compressing head (36), and ice blocks are placed in the placing cavity.
6. The process for preparing polypropylene plastic braided wire according to claim 1, wherein the process comprises the following steps: elasticity filling machine constructs (37) including connecting lid (371), spring (372), first screens post (373) and second screens post (374), connect and be connected for the embedding between lid (371) and connecting plate (34), connect and evenly seted up first draw-in groove on lid (371), the second draw-in groove has evenly been seted up to the upper end of compact head (36), be connected for the embedding between first draw-in groove and first screens post (373), be connected for the embedding between second draw-in groove and second screens post (374), it has spring (372) to link between first screens post (373) and second screens post (374).
7. The process for preparing polypropylene plastic braided wire according to claim 1, wherein the process comprises the following steps: the upper end of the hollow cylinder (41) is uniformly provided with air holes, and the rolling ring (44) is of a hollow annular structure.
CN202011041294.4A 2020-09-28 2020-09-28 Preparation process of polypropylene plastic braided wire Withdrawn CN112223717A (en)

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Application Number Priority Date Filing Date Title
CN202011041294.4A CN112223717A (en) 2020-09-28 2020-09-28 Preparation process of polypropylene plastic braided wire

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Application Number Priority Date Filing Date Title
CN202011041294.4A CN112223717A (en) 2020-09-28 2020-09-28 Preparation process of polypropylene plastic braided wire

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105346043A (en) * 2015-12-08 2016-02-24 芜湖恒一塑料设备制造有限公司 Multi-stage stretching device for plastic flat wires
CN205767409U (en) * 2016-05-27 2016-12-07 常州汉邦工程塑料股份有限公司 Plastic pellet regeneration extrusion bar chiller
CN107553854A (en) * 2016-06-30 2018-01-09 天津市裕林仿真花卉有限公司 A kind of novel plastic wire drawing machine
JP2018008405A (en) * 2016-07-12 2018-01-18 信越ポリマー株式会社 Method for producing amorphous thermoplastic resin film
CN109080102A (en) * 2018-09-12 2018-12-25 淮南市通宇塑编有限公司 A kind of drawing process of Polywoven Bag
WO2019096625A1 (en) * 2017-11-17 2019-05-23 Oerlikon Textile Gmbh & Co. Kg Melt spinning device
CN111453533A (en) * 2020-04-09 2020-07-28 刘虎 Spinning processing method for textile yarns

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105346043A (en) * 2015-12-08 2016-02-24 芜湖恒一塑料设备制造有限公司 Multi-stage stretching device for plastic flat wires
CN205767409U (en) * 2016-05-27 2016-12-07 常州汉邦工程塑料股份有限公司 Plastic pellet regeneration extrusion bar chiller
CN107553854A (en) * 2016-06-30 2018-01-09 天津市裕林仿真花卉有限公司 A kind of novel plastic wire drawing machine
JP2018008405A (en) * 2016-07-12 2018-01-18 信越ポリマー株式会社 Method for producing amorphous thermoplastic resin film
WO2019096625A1 (en) * 2017-11-17 2019-05-23 Oerlikon Textile Gmbh & Co. Kg Melt spinning device
CN111356797A (en) * 2017-11-17 2020-06-30 欧瑞康纺织有限及两合公司 Melt spinning apparatus
EP3710619A1 (en) * 2017-11-17 2020-09-23 Oerlikon Textile GmbH & Co. KG Melt spinning device
CN109080102A (en) * 2018-09-12 2018-12-25 淮南市通宇塑编有限公司 A kind of drawing process of Polywoven Bag
CN111453533A (en) * 2020-04-09 2020-07-28 刘虎 Spinning processing method for textile yarns

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Application publication date: 20210115