CN216579142U - Heating and shaping device of plastic double-screw extruder - Google Patents
Heating and shaping device of plastic double-screw extruder Download PDFInfo
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- CN216579142U CN216579142U CN202123005263.6U CN202123005263U CN216579142U CN 216579142 U CN216579142 U CN 216579142U CN 202123005263 U CN202123005263 U CN 202123005263U CN 216579142 U CN216579142 U CN 216579142U
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Abstract
The utility model discloses a heating and shaping device of a plastic double-screw extruder, which comprises a supporting base, an annular heating device, an extrusion shaping cylinder, an external port mould, fixed inclined plates, an internal fixed column and an internal port mould, wherein the supporting base is fixedly connected to the top end of a heating bottom box, the top of the supporting base is fixedly connected with the extrusion shaping cylinder, the top end of the extrusion shaping cylinder is fixedly connected with the external port mould, the inner side of the extrusion shaping cylinder is fixedly connected with five fixed inclined plates, and the fixed inclined plates are fixedly connected to the side parts of the internal fixed columns. The plastic can be extruded into a tubular shape by arranging the inner opening die and the outer opening die.
Description
Technical Field
The utility model relates to the field of extruders, in particular to a heating and shaping device of a plastic double-screw extruder.
Background
The screw extruder can fully plasticize and uniformly mix materials by means of pressure and shearing force generated by screw rotation, and the materials are molded through a neck mold, while the double-screw extruder is developed on the basis of a single-screw extruder, and has the characteristics of good feeding performance, mixing and plasticizing performance, exhaust performance, extrusion stability and the like, so that the double-screw extruder is widely applied to molding processing production of extruded products at present, and heating and shaping are important devices of the plastic double-screw extruder.
The prior art heat setting device still has defects, such as:
present most heating setting device, the few style of kind is single, adopts the extrusion in-process to heat always more, makes the material too soft, is difficult for the design, and it is troublesome to add the auxiliary material, needs external equipment to help the input.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above drawbacks of the prior art, the present invention provides a heating and shaping device for a plastic twin-screw extruder to solve the above problems in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a heating setting device of plastic twin-screw extruder, includes heating extrusion mechanism, heating setting mechanism, still includes: the heating extrusion mechanism comprises a heating bottom box, a heating base, heating knobs, an extrusion box, extrusion screws, a box cover and a cover, wherein the top of the heating bottom box is fixedly connected with eight heating bases, the lateral part of the heating bottom box is fixedly connected with eight heating knobs, the top of the heating bottom box is fixedly connected with the extrusion box, the extrusion screws are movably connected inside the extrusion box, the top of the extrusion box is fixedly connected with the box cover, and the top of the box cover is movably connected with eight covers;
heating and shaping mechanism: the heating extrusion mechanism is arranged at the top end of the heating extrusion mechanism and is fixedly connected with the heating extrusion mechanism;
a feeding mechanism: the heating extrusion mechanism is arranged at the bottom end of the heating extrusion mechanism and is fixedly connected with the heating extrusion mechanism;
a power mechanism: install in heating extrusion mechanism's bottom, and with heating extrusion mechanism fixed connection, through the setting of heating the base, through the setting of heating knob, position and the heat degree of heating in the time of can controlling the extrusion can be extruded through the setting of extruding the screw rod, through the setting that adds the lid, can conveniently add the auxiliary material.
In a preferred embodiment, the heating and shaping mechanism comprises a supporting base, an annular heating device, an extrusion shaping cylinder, an outer die, a fixed inclined plate, an inner fixed column and an inner die, the supporting base is fixedly connected to the top end of the heating bottom box, the top of the supporting base is fixedly connected with the extrusion shaping cylinder, the top of the extrusion shaping cylinder is fixedly connected with the outer die, the inner side of the extrusion shaping cylinder is fixedly connected with five fixed inclined plates, the fixed inclined plates are fixedly connected to the side parts of the inner fixed columns, the top of the inner fixed column is fixedly connected with the inner die, the annular heating device can be fixed through the arrangement of the supporting base, the plastic extruded from the extrusion box can be heated in the extrusion shaping cylinder through the arrangement of the annular heating device, and the plastic in the extrusion shaping cylinder is not easy to accumulate through the arrangement of the fixed inclined plates, the plastic extrusion shape is tubular through the arrangement of the inner opening die and the outer opening die.
In a preferred embodiment, the feeding mechanism comprises a main feeding bin, a main discharging motor, a main discharging valve, a main motor frame, an extrusion bin, an auxiliary feeding bin, an auxiliary discharging motor, an auxiliary discharging valve and a sliding discharging seat, wherein the main feeding bin is fixedly connected to the top of the main discharging bin, the side part of the main discharging bin is fixedly connected with the main discharging motor, the output shaft of the main discharging motor is fixedly connected with the main discharging valve, the main discharging valve is movably connected to the inside of the main discharging bin, the main discharging motor is fixedly connected to the top end of the main motor frame, the bottom end of the main discharging bin is fixedly connected with the extrusion bin, the extrusion bin is fixedly connected to the bottom end of the extrusion bin, the auxiliary feeding bin is fixedly connected to the top of the auxiliary discharging bin, the side part of the auxiliary discharging bin is fixedly connected with the auxiliary discharging motor, the output shaft of the auxiliary discharging motor is fixedly connected with the auxiliary discharging valve, vice baiting valve swing joint is in the inside in vice blowing storehouse, vice blowing motor fixed connection is on the top of slip blowing seat, slip blowing seat swing joint is in the lateral part of extrusion case, through the setting of feed bin and vice feed bin in the owner, can add major ingredient and auxiliary material, through the setting of main blowing motor with vice blowing motor, through the power of unloading, through the setting of main blowing valve with vice baiting valve, can control how much of blowing, through the setting of slip blowing seat, according to the position of the auxiliary material is put in the material control of difference.
In a preferred embodiment, the heating base is eight, the heating knob is eight, the lid is eight, the extrusion screw has three kinds of different screw threads, and the setting of eight heating knobs through eight heating bases, the setting through eight supplementary lid that adds can conveniently heat in corresponding position.
In a preferred embodiment, the power mechanism comprises a motor base, an extrusion motor, a main extrusion shaft, a heavy output gear, a heavy driving shaft, a double output gear, a double driving gear, a secondary extrusion shaft and a gear box, the top of the motor base is fixedly connected with the extrusion motor, the top of the interior of the extrusion motor is movably connected with the main extrusion shaft, the side of the main extrusion shaft is fixedly connected with the heavy output gear, the edge of the heavy output gear is meshed with the heavy driving gear, the heavy driving gear is fixedly connected with the side of the heavy driving shaft, the side of the heavy driving shaft is fixedly connected with the double output gear, the edge of the double output gear is meshed with the double driving gear, the double driving gear is fixedly connected with the side of the secondary extrusion shaft, the top of the main extrusion shaft and the top of the secondary extrusion shaft are both fixedly connected with the heavy driving gear, the main extrusion shaft and the auxiliary extrusion shaft are movably connected inside the gear box, extrusion of the extruder can be controlled through the arrangement of the extrusion motor, and through the arrangement of a heavy output gear, the arrangement of a heavy driving gear, the arrangement of a double output gear and the arrangement of a double driving gear, two shafts can be simultaneously controlled to be extruded in the same direction.
In a preferred embodiment, the inside of the extrusion molding cylinder is hollow, an annular heating device is fixedly connected to the outside of the extrusion molding cylinder, and the extruded plastic cement can be in a column shape by the hollow inside of the extrusion molding cylinder.
In a preferred embodiment, a cooling tank is fixedly connected to the top end of the heating and shaping mechanism, and the extruded plastic stand can be cooled through the cooling tank.
The utility model has the technical effects and advantages that:
1. the annular heating device can be fixed through the arrangement of the supporting base, the plastic extruded by the extrusion box can be heated in the extrusion molding cylinder through the arrangement of the annular heating device, the plastic in the extrusion molding cylinder is not easy to accumulate through the arrangement of the fixed inclined plate, and the shape of the extruded plastic is tubular through the arrangement of the inner opening die and the outer opening die.
2. According to the utility model, the main feeding bin and the auxiliary feeding bin are arranged, so that the main material and the auxiliary material can be added, the main discharging motor and the auxiliary discharging motor are arranged, the discharging amount can be controlled by the power of discharging and the arrangement of the main discharging valve and the auxiliary discharging valve, and the position of the auxiliary material can be controlled according to different materials by the arrangement of the sliding discharging seat.
3. According to the utility model, through the arrangement of the heating base and the arrangement of the heating knob, the heating position and the heating degree during extrusion can be controlled, through the arrangement of the extrusion screw, the extrusion can be carried out, and through the arrangement of the cover, auxiliary materials can be conveniently added.
4. The extrusion motor can control the extruder to extrude, and the two shafts can be simultaneously controlled to extrude in the same direction through the arrangement of the double output gear, the arrangement of the double driving gear and the arrangement of the double driving gear.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of an extrusion configuration of the present invention;
FIG. 3 is a schematic view of the blanking structure of the present invention;
FIG. 4 is a schematic structural diagram of a second embodiment of the present invention;
FIG. 5 is a schematic diagram of a third structure according to an embodiment of the present invention.
The reference signs are: 1. a heating extrusion mechanism; 101. heating the bottom box; 102. heating the base;
103. a heating knob; 104. an extrusion box; 105. extruding a screw; 106. a box cover; 107. covering;
2. a heating and shaping mechanism; 201. a support base; 202. an annular heating device; 203. extruding a sizing cylinder; 204. an outer die; 205. fixing the inclined plate; 206. an inner fixing column; 207. an inner neck ring mold; 3. a feeding mechanism; 301. a main feeding bin; 302. a main discharge bin; 303. a main discharging motor; 304. a main discharge valve; 305. a main motor frame; 306. an extrusion chamber; 307. an auxiliary feeding bin; 308. an auxiliary discharge bin; 309. an auxiliary discharging motor; 310. an auxiliary discharge valve; 311. sliding the discharging seat; 4. a power mechanism; 401. a motor base; 402. an extrusion motor; 403. a main extrusion shaft; 404. a heavy output gear; 405. a weight drives the gear; 406. a heavy driving shaft; 407. a double output gear; 408. the second gear drives a gear; 409. a secondary extrusion shaft; 410. a gear case; 5. and a cooling tank.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the drawings of the present invention, and the forms of the respective structures described in the following embodiments are merely examples, and the heat setting device of a plastic twin-screw extruder according to the present invention is not limited to the respective structures described in the following embodiments, and all other embodiments obtained by those skilled in the art without creative efforts fall within the protection scope of the present invention.
The first embodiment is as follows:
the utility model provides a heating and shaping device of a plastic double-screw extruder, which comprises a heating and extruding mechanism 1 and a heating and shaping mechanism 2 and also comprises the following components in percentage by weight with reference to fig. 1: the heating extrusion mechanism 1 comprises a heating bottom box 101, a heating base 102, heating knobs 103, an extrusion box 104, extrusion screws 105, a box cover 106 and a cover 107, wherein the eight heating bases 102 are fixedly connected to the top of the heating bottom box 101, the eight heating knobs 103 are fixedly connected to the side parts of the heating bottom box 101, the extrusion box 104 is fixedly connected to the top of the heating bottom box 101, the extrusion screws 105 are movably connected to the inside of the extrusion box 104, the box cover 106 is fixedly connected to the top of the extrusion box 104, the eight covers 107 are movably connected to the inside of the top of the box cover 106, and through the arrangement of the heating base 102, the heating position and the heating degree during extrusion can be controlled through the arrangement of the heating knobs 103;
and the heating and shaping mechanism 2 is arranged at the top end of the heating and extruding mechanism 1 and is fixedly connected with the heating and extruding mechanism 1.
And the feeding mechanism 3 is arranged at the bottom end of the heating extrusion mechanism 1 and is fixedly connected with the heating extrusion mechanism 1.
And the power mechanism 4 is arranged at the bottom end of the heating extrusion mechanism 1 and is fixedly connected with the heating extrusion mechanism 1.
Referring to fig. 2, the heating and shaping mechanism 2 includes a supporting base 201, an annular heating device 202, an extrusion shaping cylinder 203, an outer mouth mold 204, a fixed inclined plate 205, an inner fixed column 206, and an inner mouth mold 207, the supporting base 201 is fixedly connected to the top end of the heating bottom box 101, the top of the supporting base 201 is fixedly connected with the extrusion shaping cylinder 203, the top of the extrusion shaping cylinder 203 is fixedly connected with the outer mouth mold 204, the inner side of the extrusion shaping cylinder 203 is fixedly connected with five fixed inclined plates 205, the fixed inclined plates 205 are fixedly connected to the side portions of the inner fixed columns 206, the top of the inner fixed columns 206 is fixedly connected with the inner mouth mold 207, the annular heating device 202 can be fixed by the arrangement of the supporting base 201, the plastic extruded from the extrusion box 104 can be heated in the extrusion shaping cylinder 203 by the arrangement of the annular heating device 202, the plastic in the extrusion shaping cylinder 203 is not easy to accumulate by the arrangement of the fixed inclined plates 205, the shape of the plastic extrusion can be made tubular by the arrangement of the inner die 207 and the outer die 204.
Referring to fig. 3, the feeding mechanism 3 includes a main feeding bin 301, a main discharging bin 302, a main discharging motor 303, a main discharging valve 304, a main motor frame 305, an extruding bin 306, an auxiliary feeding bin 307, an auxiliary discharging bin 308, an auxiliary discharging motor 309, an auxiliary discharging valve 310, and a sliding discharging seat 311, the main feeding bin 301 is fixedly connected to the top of the main discharging bin 302, the side of the main discharging bin 302 is fixedly connected with the main discharging motor 303, the output shaft of the main discharging motor 303 is fixedly connected with the main discharging valve 304, the main discharging valve 304 is movably connected to the inside of the main discharging bin 302, the main discharging motor 303 is fixedly connected to the top of the main motor frame 305, the bottom of the main discharging bin 302 is fixedly connected with the extruding bin 306, the extruding bin 306 is fixedly connected to the bottom of the extruding bin 104, the auxiliary feeding bin 307 is fixedly connected to the top of the auxiliary discharging bin 308, the side of the auxiliary discharging bin 308 is fixedly connected with the auxiliary discharging motor 309, the output shaft of the auxiliary discharging motor 309 is fixedly connected with the auxiliary discharging valve 310, vice baiting valve 310 swing joint is in the inside of vice blowing storehouse 308, vice blowing motor 309 fixed connection is on the top of slip blowing seat 311, slip blowing seat 311 swing joint is in the lateral part of extrusion case 104, through the setting of feed bin 301 in the owner and feed bin 307 in the vice, can add material and auxiliary material, through the setting of main blowing motor 303 and vice blowing motor 309, power through the unloading, through the setting of main blowing valve 304 and vice baiting valve 310, can control how much of blowing, through the setting of slip blowing seat 311, the position of auxiliary material is put according to the material control of difference.
Referring to fig. 2, eight heating bases 102, eight heating knobs 103, eight caps 107, and three different threads are provided on the extrusion screw 105, and the eight heating knobs 103 are provided on the eight heating bases 102, and the eight caps 107 are provided, so that heating at corresponding positions can be facilitated.
Referring to fig. 3, the power mechanism 4 includes a motor base 401, an extrusion motor 402, a main extrusion shaft 403, a heavy output gear 404, a heavy driving gear 405, a heavy driving shaft 406, a double output gear 407, a double driving gear 408, a secondary extrusion shaft 409, and a gear box 410, the top of the motor base 401 is fixedly connected with the extrusion motor 402, the internal top of the extrusion motor 402 is movably connected with the main extrusion shaft 403, the side of the main extrusion shaft 403 is fixedly connected with the heavy output gear 404, the edge of the heavy output gear 404 is engaged with the heavy driving gear 405, the heavy driving gear 405 is fixedly connected with the side of the heavy driving shaft 406, the side of the heavy driving shaft 406 is fixedly connected with the double output gear 407, the edge of the double output gear 407 is engaged with the double driving gear 408, the double driving gear 408 is fixedly connected with the side of the secondary extrusion shaft 408, the top of the main extrusion shaft 403 and the top of the secondary extrusion shaft 409 are both fixedly connected with the heavy driving gear 405, the main extrusion shaft 403 and the auxiliary extrusion shaft 409 are movably connected inside the gear box 410, extrusion of the extruder can be controlled through the arrangement of the extrusion motor 402, and extrusion in the same direction of the two shafts can be simultaneously controlled through the arrangement of a heavy output gear 404, the arrangement of a heavy driving gear 405, the arrangement of a double output gear 407 and the arrangement of a double driving gear 408.
The working principle of the first embodiment of the utility model is as follows: when the device is used, equipment is started, the extrusion motor 402 is started, a heavy output gear 404 drives a heavy driving gear 405 to rotate, a double output gear 407 is driven to rotate, a double driving gear 408 is driven to rotate, the extrusion screw 105 is made to rotate and extrude, main materials are put in through the main feeding bin 301, the amount of the main materials is controlled through the main discharging motor 303 and the main discharging valve 304, the auxiliary material putting position is determined through moving the sliding discharging seat 311, the amount of the auxiliary materials is controlled through the auxiliary discharging motor 309 and the auxiliary discharging valve 310, the heating position and the heat degree of the heating base 102 are controlled through the heating knob 103, extrusion is made to be convenient, the extrusion heating and shaping are made through the annular heating device 202, and extruded plastic is made to be tubular through the inner opening mold 207 and the outer opening mold 204.
Example two:
referring to fig. 4, the inside of the extrusion molding cylinder 203 is hollow, the outer side of the extrusion molding cylinder 203 is fixedly connected with an annular heating device 202, and the extrusion molding cylinder 203 is hollow, so that the extruded material can be columnar, and the difference between the second embodiment and the first embodiment is that: the mode of extruding plastic into a column shape is adopted, and the mode of extruding the plastic into a tube shape is not adopted.
Example three:
referring to fig. 5, a cooling box 5 is fixedly connected to the top end of the heating and shaping mechanism 2, and the cooling box 5 is used for direct cooling, so that the difference between the second embodiment and the first embodiment is that: the cooling is carried out while extruding, and the cooling is not carried out by external cooling equipment.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (7)
1. The utility model provides a heating setting device of plastic twin-screw extruder, includes heating extrusion mechanism (1), heating setting mechanism (2), its characterized in that still includes: the heating extrusion mechanism (1) comprises a heating bottom box (101), the top of the heating bottom box (101) is fixedly connected with a heating base (102), the side part of the heating bottom box (101) is fixedly connected with a heating knob (103), the top of the heating bottom box (101) is fixedly connected with an extrusion box (104), the inside of the extrusion box (104) is movably connected with an extrusion screw (105), the top of the extrusion box (104) is fixedly connected with a box cover (106), and the inside of the top of the box cover (106) is movably connected with a capping (107);
heating and shaping mechanism (2): the heating extrusion mechanism is arranged at the top end of the heating extrusion mechanism (1) and is fixedly connected with the heating extrusion mechanism (1);
feeding mechanism (3): the heating and extruding mechanism is arranged at the bottom end of the heating and extruding mechanism (1) and is fixedly connected with the heating and extruding mechanism (1);
power mechanism (4): is arranged at the bottom end of the heating extrusion mechanism (1) and is fixedly connected with the heating extrusion mechanism (1).
2. The heat setting device of the plastic twin-screw extruder as claimed in claim 1, wherein: the heating and shaping mechanism (2) comprises a supporting base (201), an annular heating device (202), an extrusion shaping cylinder (203), an outer opening die (204), a fixed inclined plate (205), an inner fixing column (206) and an inner opening die (207), wherein the supporting base (201) is fixedly connected to the top end of a heating bottom box (101), the extrusion shaping cylinder (203) is fixedly connected to the top of the supporting base (201), the outer opening die (204) is fixedly connected to the top end of the extrusion shaping cylinder (203), five fixed inclined plates (205) are fixedly connected to the inner side of the extrusion shaping cylinder (203), the fixed inclined plates (205) are fixedly connected to the side portion of the inner fixing column (206), and the inner opening die (207) is fixedly connected to the top end of the inner fixing column (206).
3. The heat setting device of the plastic twin-screw extruder as claimed in claim 1, wherein: the feeding mechanism (3) comprises a main feeding bin (301), a main discharging bin (302), a main discharging motor (303), a main discharging valve (304), a main motor frame (305), an extruding bin (306), an auxiliary feeding bin (307), an auxiliary discharging bin (308), an auxiliary discharging motor (309), an auxiliary discharging valve (310) and a sliding discharging seat (311), wherein the main feeding bin (301) is fixedly connected to the top of the main discharging bin (302), the side part of the main discharging bin (302) is fixedly connected with the main discharging motor (303), the output shaft of the main discharging motor (303) is fixedly connected with the main discharging valve (304), the main discharging valve (304) is movably connected to the inside of the main discharging bin (302), the main discharging motor (303) is fixedly connected to the top end of the main motor frame (305), the bottom end of the main discharging bin (302) is fixedly connected with the extruding bin (306), and the extruding bin (306) is fixedly connected to the bottom end of the extruding bin (104), feed bin (307) fixed connection is in the top of vice blowing storehouse (308) on the vice, the vice blowing motor (309) of lateral part fixedly connected with of vice blowing storehouse (308), sub-blowing valve (310) of fixedly connected with on the output shaft of vice blowing motor (309), vice blowing valve (310) swing joint is in the inside of vice blowing storehouse (308), vice blowing motor (309) fixed connection is in the top of sliding discharging seat (311), sliding discharging seat (311) swing joint is in the lateral part of extruding case (104).
4. The heat setting device of the plastic twin-screw extruder as claimed in claim 1, wherein: the number of the heating bases (102) is eight, the number of the heating knobs (103) is eight, the number of the adding covers (107) is eight, and the extrusion screw (105) is provided with three different threads.
5. The heat setting device of the plastic twin-screw extruder as claimed in claim 1, wherein: the power mechanism (4) comprises a motor base (401), an extrusion motor (402), a main extrusion shaft (403), a heavy output gear (404), a heavy driving gear (405), a heavy driving shaft (406), a double output gear (407), a double driving gear (408), an auxiliary extrusion shaft (409) and a gear box (410), wherein the top of the motor base (401) is fixedly connected with the extrusion motor (402), the top of the interior of the extrusion motor (402) is movably connected with the main extrusion shaft (403), the side of the main extrusion shaft (403) is fixedly connected with the heavy output gear (404), the edge of the heavy output gear (404) is meshed with the heavy driving gear (405), the heavy driving gear (405) is fixedly connected with the side of the heavy driving shaft (406), and the side of the heavy driving shaft (406) is fixedly connected with the double output gear (407), the edge of double output gear (407) and double drive gear (408) intermeshing, double drive gear (408) fixed connection is in the lateral part of vice extrusion axle (409), the top of main extrusion axle (403) and the top of vice extrusion axle (409) all fixedly connected with one and heavily drive gear (405), main extrusion axle (403) and vice extrusion axle (409) swing joint are in the inside of gear box (410).
6. The heat setting device of the plastic twin-screw extruder as claimed in claim 2, wherein: the inside of the extrusion molding cylinder (203) is hollow, and the outer side of the extrusion molding cylinder (203) is fixedly connected with an annular heating device (202).
7. The heat setting device of the plastic twin-screw extruder as claimed in claim 1, wherein: the top end of the heating and shaping mechanism (2) is fixedly connected with a cooling box (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123005263.6U CN216579142U (en) | 2021-12-01 | 2021-12-01 | Heating and shaping device of plastic double-screw extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123005263.6U CN216579142U (en) | 2021-12-01 | 2021-12-01 | Heating and shaping device of plastic double-screw extruder |
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| Publication Number | Publication Date |
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| CN216579142U true CN216579142U (en) | 2022-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123005263.6U Active CN216579142U (en) | 2021-12-01 | 2021-12-01 | Heating and shaping device of plastic double-screw extruder |
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| CN (1) | CN216579142U (en) |
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2021
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