CN112339236A - Plastic sheet extrusion molding device - Google Patents
Plastic sheet extrusion molding device Download PDFInfo
- Publication number
- CN112339236A CN112339236A CN202011127085.1A CN202011127085A CN112339236A CN 112339236 A CN112339236 A CN 112339236A CN 202011127085 A CN202011127085 A CN 202011127085A CN 112339236 A CN112339236 A CN 112339236A
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- Prior art keywords
- pipe
- shell
- extrusion
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Classifications
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- 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
- B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
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- 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
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- 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
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- 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
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/397—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using a single screw
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- 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
-
- 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
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/83—Heating or cooling the cylinders
- B29C48/832—Heating
Abstract
The invention discloses a plastic sheet extrusion molding device, wherein the bottom of a material storage tank is conical, the bottom of the material storage tank is fixedly communicated with a material discharge pipe, the outer surface of the material discharge pipe is provided with a discharge valve, and a material conveying device consists of a conveying shell, a servo motor and an extrusion screw. The material conveyed by the material conveying device can be heated and melted by arranging the electric heating wire and the electric heating block, the cutting knife can be driven to rotate in the rotary conveying process of the extrusion screw rod, formed bubbles can be effectively cut, and the material can be further compressed when the melted material passes through the conical tightening pipe, so that the bubbles can be effectively extruded; and the partial shipment board that the slope set up can be stored the inside of the even quick inflow lower feed bin of managing through the partial shipment hole and equalling divide by the even passing through of unloading pipe exhaust material to can make the even process extrusion moulding of the material after melting.
Description
Technical Field
The invention relates to an extrusion molding device, in particular to a plastic sheet extrusion molding device.
Background
The plastic sheet is used for producing hot forming products such as disposable plastic cups, plates, bowls, dishes, boxes and the like, and is widely applied to packaging in the fields of food, vegetable, fruit, beverage, dairy products, industrial parts and the like.
In the process of plastic sheet production and manufacturing, plastic particles need to be pretreated, then are heated and melted and are extruded according to corresponding die heads, so that plastic sheets with corresponding sizes can be formed, in the material conveying process, due to certain gaps among the plastic particles serving as raw materials, the material can become thick after being heated, so that the gaps of a conveying space are large, more bubbles exist, gap intervals can occur when the plastic sheets are extruded through a die in the direct extrusion process, and due to the fact that the plastic particles after being heated and melted are in a thick state, the material can not uniformly pass through the extrusion die heads when being extruded by a conveying device, and therefore, the plastic sheet extrusion forming device is provided.
Disclosure of Invention
The invention aims to provide a plastic sheet extrusion molding device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a plastic sheet extrusion molding device comprises a storage tank, a material conveying device, a heating device, a tightening device, a discharging pipe and an extrusion mold, wherein the bottom of the storage tank is conical, the bottom of the storage tank is fixedly communicated with the discharging pipe, the outer surface of the discharging pipe is provided with a discharge valve, the material conveying device is composed of a conveying shell, a servo motor and an extrusion screw rod, one end of the conveying shell is provided with an opening, the bottom of the discharging pipe penetrates through one side of the top of the material conveying device and extends into the conveying shell, a servo motor is fixedly installed at a sealing position at one side of the conveying shell, the output end of the servo motor penetrates through one side of the conveying shell and extends into the conveying shell, the extrusion screw rod is fixedly installed at one end of the servo motor, which is located in the conveying shell, and the outer surface of the conveying shell is provided with, heating device comprises quartz capsule, electrical heating piece and electric heating wire, the quartz capsule sets up in the surface of transport housing, the equal fixed mounting in both sides of quartz capsule inner wall has the electrical heating piece, the opposite side of electrical heating piece passes through electric heating wire fixed connection, the fixed intercommunication of one side opening part of transport housing has tightening means, the fixed surface mounting who carries the shell opening part has first mounting flange, one side fixed mounting that tightening means is close to the transport housing opening part has the second mounting flange with first mounting flange looks adaptation, through clamping screw fixed mounting between first mounting flange and the second mounting flange, tightening means keeps away from the opening part of transport housing one side and has the extrusion tooling of even partial shipment raw materials through unloading pipe fixed intercommunication.
Preferably, the tightening device is composed of an extension pipe, a tightening pipe, a sliding rail, a sliding block, a cutting knife, an installation block and a meshing pipe, wherein the extension pipe is fixedly communicated with one side of the extension pipe in a conical shape, a second fixing flange matched with the first fixing flange is arranged on the outer surface of the extension pipe, the annular sliding rail is fixedly installed inside the extension pipe, the sliding block matched with the sliding rail is clamped inside the sliding rail, the sliding block is far away from one end of the sliding rail, the cutting knife is far away from one end of the sliding block, the installation block is fixedly connected with the sliding knife, the installation block is close to one end of the conveying shell, the hollow meshing pipe is fixedly connected with the inside of the one end of the extrusion screw, and the rotation block is clamped to the hollow inside of the meshing pipe.
Preferably, extrusion tooling comprises extruding the shell, holding the chamber, divide the packing plate, the partial shipment hole, divide the pipe equally, feed bin and extrusion die down, extrude the fixed intercommunication in top of shell and the bottom of unloading pipe, the inside fixed mounting who extrudes the shell has the partial shipment plate at the bottom of the high both ends in middle part, the top of partial shipment plate and the top of extruding the shell inner wall form the chamber that holds that is used for holding the material, the partial shipment hole has been seted up on the surface of partial shipment plate, the bottom of extruding the shell inner wall is provided with inclosed feed bin down, the fixed intercommunication of pipe is equallyd divide in the bottom in partial shipment hole and the top of feed bin down, the bottom fixed mounting who extrudes the shell has extrusion die, the bottom of feed bin and the fixed intercommunication in top of extrusion die down.
Preferably, the electric heating block is electrically connected with an external power supply, and the selected power supply is a 220V power supply.
Preferably, the cross section of the rotating block is rectangular, and the cross section of the hollow part of the inner wall of the engaging pipe is set to be rectangular matched with the cross section of the rotating block.
Compared with the prior art, the invention has the following beneficial effects:
1. the material conveyed by the material conveying device can be heated and melted by arranging the electric heating wire and the electric heating block, the cutting knife can be driven to rotate in the rotary conveying process of the extrusion screw rod, formed bubbles can be effectively cut, and the material can be further compressed when the melted material passes through the conical tightening pipe, so that the bubbles can be effectively extruded;
2. and the partial shipment board that the slope set up can be stored the inside of the even quick inflow lower feed bin of managing through the partial shipment hole and equalling divide by the even passing through of unloading pipe exhaust material to can make the even process extrusion moulding of the material after melting.
Drawings
FIG. 1 is a schematic structural front view of the present invention;
FIG. 2 is an enlarged view of the structure A-A of the present invention;
FIG. 3 is a side cross-sectional structural view of the extrusion die of the present invention;
FIG. 4 is a schematic top view of the dispenser plate of the present invention.
In the figure: 1 storage tank, 2 feeding device, 3 heating device, 4 tightening means, 5 unloading pipes, 6 extrusion tooling, 7 discharging pipes, 8 discharge valves, 9 conveying shell, 10 servo motor, 11 extrusion screw, 12 quartz tube, 13 electric heating block, 14 electric heating wire, 15 extension pipe, 16 tightening pipe, 17 first fixed flange, 18 second fixed flange, 19 fixed screw, 20 slide rail, 21 slider, 22 cutting knife, 23 installation block, 24 meshing pipe, 25 turning block, 26 extrusion shell, 27 holding chamber, 28 subpackage board, 29 subpackage hole, 30 equipartition pipe, 31 unloading bin, 32 extrusion die head.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a plastic sheet extrusion molding device comprises a storage tank 1, a feeding device 2, a heating device 3, a tightening device 4, a discharging pipe 5 and an extrusion mold 6, wherein the bottom of the storage tank 1 is conical, the bottom of the storage tank 1 is fixedly communicated with the discharging pipe 7, the outer surface of the discharging pipe 7 is provided with a discharging valve 8, the feeding device 2 consists of a conveying shell 9, a servo motor 10 and an extrusion screw rod 11, one end of the conveying shell 9 is provided with an opening, the bottom of the discharging pipe 7 penetrates through one side of the top of the feeding device 2 and extends into the conveying shell 9, a servo motor 10 is fixedly arranged at a sealing position at one side of the conveying shell 9, the output end of the servo motor 10 penetrates through one side of the conveying shell 9 and extends into the conveying shell 9, and the extrusion screw rod 11 is fixedly arranged at one end of the servo motor 10, which is positioned in the conveying shell 9, the intervals between the extrusion screws 11 are in a state of being reduced from right to left, the arrangement can enable the hollow position in the middle of the melted plastic particles to be contracted, and excessive bubbles caused by transportation oscillation can be placed, the outer surface of the conveying shell 9 is provided with a plurality of groups of heating devices 3, each heating device 3 comprises a quartz tube 12, an electric heating block 13 and an electric heating wire 14, each quartz tube 12 is arranged on the outer surface of the conveying shell 9, the arrangement of the quartz tubes 12 has good thermal conductivity and heat resistance, heat can be rapidly transferred to the surface of the conveying shell 9 in the heating process of the electric heating wires 14, the electric heating blocks 13 are fixedly arranged on two sides of the inner wall of each quartz tube 12, the opposite sides of the electric heating blocks 13 are fixedly connected through the electric heating wires 14, and a tightening device 4 is fixedly communicated with an opening on one side of the conveying shell 9, the outer fixed surface of carrying shell 9 opening part installs first fixed flange 17, one side fixed mounting that tightening means 4 is close to carrying shell 9 opening part has the second fixed flange 18 with first fixed flange 17 looks adaptation, through fixing screw 19 fixed mounting between first fixed flange 17 and the second fixed flange 18, the first fixed flange 17 and the second fixed flange 18 that utilize fixing screw 19 to install can take off tightening means 4 by one side of carrying shell 9, be convenient for like this get rid of the impurity of cutting knife 22 surperficial accumulation, tightening means 4 keeps away from the opening part of carrying shell 9 one side and has extrusion die 6 that can evenly divide the partial shipment raw materials through the fixed intercommunication of unloading pipe 5.
Preferably, the tightening device 4 is composed of an extension pipe 15, a tightening pipe 16, a sliding rail 20, a sliding block 21, a cutting knife 22, a mounting block 23 and a meshing pipe 24, one side of the extension pipe 15 is fixedly communicated with the tapered tightening pipe 16, a second fixing flange 18 matched with the first fixing flange 17 is arranged on the outer surface of the extension pipe 15, the annular sliding rail 20 is fixedly mounted inside the extension pipe 15, the sliding block 21 matched with the sliding rail 20 is clamped inside the sliding rail 20, the cutting knife 22 is fixedly connected to one end, far away from the inside of the sliding rail 20, of the cutting knife 22, far away from the sliding block 21, through the mounting block 23, one end, close to the conveying shell 9, of the mounting block 23 is fixedly connected with the meshing pipe 24 with a hollow inside, the rotating block 25 is fixedly connected to one end of the extrusion screw 11, and the rotating block 25 is clamped to the hollow inside of the meshing pipe 24, can drive cutting knife 22 and rotate at extrusion screw 11 swivelling conveying's in-process, can effectively cut the bubble that forms to can make the further compression of material when the material after melting passes through conical tightening pipe 16, make the bubble obtain effectual extrusion processing.
Preferably, the extrusion die 6 comprises an extrusion shell 26, a containing cavity 27, a subpackaging plate 28, subpackaging holes 29, evenly-divided pipes 30, a lower feed bin 31 and an extrusion die head 32, the top of the extrusion shell 26 is fixedly communicated with the bottom of the lower pipe 5, the inside fixed mounting of the extrusion shell 26 is provided with the subpackaging plate 28 at the bottom of the middle high two ends, the top of the subpackaging plate 28 and the top of the inner wall of the extrusion shell 26 form the containing cavity 27 for containing materials, the surface of the subpackaging plate 28 is penetrated and provided with the subpackaging holes 29, the bottom of the inner wall of the extrusion shell 26 is provided with the sealed lower feed bin 31, the bottom of the subpackaging holes 29 and the top of the lower feed bin 31 are fixedly communicated through the evenly-divided pipes 30, the bottom of the extrusion shell 26 is fixedly provided with the extrusion die head 32, the bottom of the lower feed bin 31 is fixedly communicated with the top of the extrusion die head 32, the obliquely-arranged subpackaging plate 28 can enable the materials discharged by the lower pipe 5 to uniformly and rapidly Flows into the lower bin 31 for storage, and can ensure that the melted materials are uniformly extruded and molded through the extrusion die head 32.
Preferably, the electric heating block 13 is electrically connected to an external power supply, and the selected power supply is a 220V power supply.
Preferably, the cross section of the rotating block 25 is rectangular, and the cross section of the hollow part of the inner wall of the engaging pipe 24 is configured to be rectangular matched with the cross section of the rotating block 25.
When the plastic particle feeder is used, firstly, plastic particles needed by plastic sheets are placed in the storage tank 1, then the first fixing flange 17 and the second fixing flange 18 are fixed with each other by the fixing screw 19, so that the tightening device 4 can be arranged at the opening of the conveying shell 9, the rotating block 25 can be inserted into the hollow part inside the meshing pipe 24 in the installation process of the tightening device 4, then the electric heating block 13 and the electric heating wire 14 are electrically connected with an external power supply, the temperature inside the conveying shell 9 is raised, then the discharge valve 8 and the servo motor 10 are started to operate, the discharge valve 8 is opened, so that the plastic particles in the storage tank 1 can flow into the conveying shell 9 through the discharge pipe 7, the servo motor 10 can drive the extrusion screw 11 to rotate, the rotation of the extrusion screw 11 can enable the plastic particles to move along the inside of the conveying shell 9, during the movement, the material can be melted in the heated conveying shell 9, and the rotation of the extrusion screw 11 can make the meshing pipe 24 drive the mounting block 23, the cutting knife 22 and the sliding block 21 to rotate along the inner part of the sliding rail 20, and the cutting blade 22 in the rotating state can cut the melted material passing through the surface of the cutting blade 22, so that the bubbles in the melted material can be cut off, and the cut-off material can be extruded by the tapered tightening pipe 16, so alright obtain extrusion discharge with the inside bubble of messenger's material, and the material after the extrusion is accomplished can be along with unloading pipe 5 discharges to extrusion tooling 6's inside, and the branch dress board 28 that the slope set up can be stored the even inside of flowing into feed bin 31 down through partial shipment hole 29 and equally divide that the pipe 30 is even quick by the even passing through of unloading pipe 5 exhaust material to can make the even process extrusion die 32 of the material after melting extrude the shaping.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a plastic sheet extrusion moulding device, includes storage tank (1), feeding device (2), heating device (3), tightening means (4), unloading pipe (5) and extrusion tooling (6), its characterized in that: the bottom of storage tank (1) is the toper, the fixed intercommunication in bottom of storage tank (1) has discharging pipe (7), the surface of discharging pipe (7) is provided with discharge valve (8), feeding device (2) is by carrying shell (9), servo motor (10) and extruding screw rod (11) to constitute, the one end of carrying shell (9) sets up to the opening, the bottom of discharging pipe (7) runs through one side at feeding device (2) top and extends to the inside of carrying shell (9), a side seal department fixed mounting who carries shell (9) has servo motor (10), the output of servo motor (10) runs through one side of carrying shell (9) and extends to the inside of carrying shell (9), servo motor (10) are located the inside one end fixed mounting of carrying shell (9) and extrude screw rod (11), carry the surface of shell (9) to be provided with multiunit heating device (3), heating device (3) comprise quartz capsule (12), electrical heating piece (13) and electric heating wire (14), quartz capsule (12) set up in the surface of carrying shell (9), the equal fixed mounting in both sides of quartz capsule (12) inner wall has electrical heating piece (13), electric heating piece (13)'s opposite side passes through electric heating wire (14) fixed connection, the fixed intercommunication of one side opening part of carrying shell (9) has tightening means (4), the fixed surface mounting who carries shell (9) opening part has first fixed flange dish (17), one side fixed mounting that tightening means (4) are close to and carry shell (9) opening part has second fixed flange dish (18) with first fixed flange dish (17) looks adaptation, through set screw (19) fixed flange dish (18) between first fixed flange dish (17) and second fixed flange dish (18) And mounting, wherein an opening of one side of the tightening device (4) far away from the conveying shell (9) is fixedly communicated with an extrusion die (6) capable of uniformly subpackaging raw materials through a discharging pipe (5).
2. A plastic sheet extrusion molding apparatus as claimed in claim 1, wherein: the tightening device (4) is composed of an extension pipe (15), a tightening pipe (16), a sliding rail (20), a sliding block (21), a cutting knife (22), a mounting block (23) and a meshing pipe (24), wherein the tapered tightening pipe (16) is fixedly communicated with one side of the extension pipe (15), a second fixing flange (18) matched with the first fixing flange (17) is arranged on the outer surface of the extension pipe (15), the annular sliding rail (20) is fixedly mounted in the extension pipe (15), the sliding block (21) matched with the sliding rail (20) is clamped in the sliding rail (20), the cutting knife (22) is fixedly connected to one end, far away from the sliding block (21), of the sliding knife (22) through the mounting block (23), the hollow meshing pipe (24) is fixedly connected to one end, close to the conveying shell (9), of the mounting block (23), one end of the extrusion screw rod (11) is fixedly connected with a rotating block (25), and the rotating block (25) is clamped to the hollow part in the meshing pipe (24).
3. A plastic sheet extrusion molding apparatus as claimed in claim 1, wherein: the extrusion die (6) comprises an extrusion shell (26), a containing cavity (27), a sub-packaging plate (28), sub-packaging holes (29), a uniform distribution pipe (30), a sub-packaging bin (31) and an extrusion die head (32), the top of the extrusion shell (26) is fixedly communicated with the bottom of the sub-packaging pipe (5), the sub-packaging plate (28) with the middle high two ends is fixedly arranged in the extrusion shell (26), the containing cavity (27) for containing materials is formed by the top of the sub-packaging plate (28) and the top of the inner wall of the extrusion shell (26), the sub-packaging holes (29) are formed in the surface of the sub-packaging plate (28) in a penetrating manner, the bottom of the inner wall of the extrusion shell (26) is provided with the closed sub-packaging bin (31), the bottom of the sub-packaging holes (29) is fixedly communicated with the top of the sub-packaging bin (31) through the uniform distribution pipe (30), and the extrusion die head (32) is fixedly arranged at, the bottom of the discharging bin (31) is fixedly communicated with the top of the extrusion die head (32).
4. A plastic sheet extrusion molding apparatus as claimed in claim 1, wherein: the electric heating block (13) is electrically connected with an external power supply, and the selected power supply is a 220V power supply.
5. A plastic sheet extrusion molding apparatus as claimed in claim 2, wherein: the cross section of the rotating block (25) is rectangular, and the cross section of the hollow part of the inner wall of the meshing pipe (24) is set to be rectangular matched with the cross section of the rotating block (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011127085.1A CN112339236A (en) | 2020-10-20 | 2020-10-20 | Plastic sheet extrusion molding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011127085.1A CN112339236A (en) | 2020-10-20 | 2020-10-20 | Plastic sheet extrusion molding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112339236A true CN112339236A (en) | 2021-02-09 |
Family
ID=74359159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011127085.1A Withdrawn CN112339236A (en) | 2020-10-20 | 2020-10-20 | Plastic sheet extrusion molding device |
Country Status (1)
| Country | Link |
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| CN (1) | CN112339236A (en) |
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| CN113246428A (en) * | 2021-05-31 | 2021-08-13 | 重庆市金盾橡胶制品有限公司 | Rubber extruder capable of reducing bubbles |
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| CN114516140A (en) * | 2021-12-27 | 2022-05-20 | 湖北华鑫光电有限公司 | White material injection molding device for lens production |
| CN115534161A (en) * | 2022-10-10 | 2022-12-30 | 黄绪 | Plastic color master batch forming device and using method |
| CN116572500A (en) * | 2023-07-15 | 2023-08-11 | 衡水金轮塑业科技股份有限公司 | Double-screw extruder for nylon plastic raw material production and extrusion method thereof |
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| CN114516140A (en) * | 2021-12-27 | 2022-05-20 | 湖北华鑫光电有限公司 | White material injection molding device for lens production |
| CN115534161A (en) * | 2022-10-10 | 2022-12-30 | 黄绪 | Plastic color master batch forming device and using method |
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