CN219028429U - Extrusion device for producing modified plastic - Google Patents
Extrusion device for producing modified plastic Download PDFInfo
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- CN219028429U CN219028429U CN202223495850.2U CN202223495850U CN219028429U CN 219028429 U CN219028429 U CN 219028429U CN 202223495850 U CN202223495850 U CN 202223495850U CN 219028429 U CN219028429 U CN 219028429U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The application provides an extrusion device for modified plastic production. This extrusion device vertical installation includes: the device comprises a frame, a transmission unit, an extrusion unit and a heating unit; the transmission unit and the extrusion unit are vertically arranged on the frame, and the transmission unit is connected with the extrusion unit and is used for driving the extrusion unit to act so as to extrude the plastic raw material; the heating unit is arranged on the extrusion unit and is used for softening and melting the plastic raw materials in the extrusion unit. The diameter of one end to the other end connected with the transmission shaft through the driving shaft is gradually increased, so that the extrusion force of the plastic raw material received by the machine barrel is larger and larger under the action of the spiral extrusion blades, the length of the machine barrel and the screw rod is effectively shortened under the function of meeting the extrusion compactness, the space occupation is reduced, and the economic cost is reduced.
Description
Technical Field
The application relates to the technical field of plastic extrusion machinery, in particular to an extrusion device for producing modified plastics.
Background
The plastic extrusion molding machine is one of widely used machines in the plastic processing industry, and can realize the production of various plastic parts such as pipes, films, bars, plates and the like through the cooperation of an extrusion main machine and a molding auxiliary machine.
In a conventional single-shaft extrusion host machine, in order to enable plastics to be fully compacted, the lengths of a machine barrel and a single-shaft screw rod are generally longer, so that the extrusion stroke of the plastics in the machine barrel is increased, the extrusion compactness of the plastics is effectively improved, the length of the extrusion host machine is too long, the occupied space is larger, and high economic cost is brought.
Thus, there is a need to provide a solution to the above-mentioned deficiencies of the prior art.
Disclosure of Invention
It is an object of the present application to provide an extrusion device for the production of modified plastics to solve or alleviate the problems of the prior art described above.
In order to achieve the above object, the present application provides the following technical solutions:
the application provides an extrusion device for modified plastics production, extrusion device vertical installation includes: the device comprises a frame, a transmission unit, an extrusion unit and a heating unit; the transmission unit and the extrusion unit are vertically arranged on the frame, and the transmission unit is connected with the extrusion unit and is used for driving the extrusion unit to act so as to extrude the plastic raw material; the heating unit is arranged on the extrusion unit and is used for softening and melting the plastic raw materials in the extrusion unit; the pressing unit includes: barrel, screw, hopper and machine head; the machine barrel is of a cylindrical structure with two open ends and is arranged on the stand along the vertical direction; the screw rod is sleeved in the machine barrel, and the upper end of the screw rod is connected with the output end of the transmission unit; the hopper is arranged on the frame along the vertical direction; the machine head is detachably connected to the lower end of the machine barrel; the screw comprises a driving shaft and extrusion blades, the diameter of the driving shaft gradually increases from one end connected with the transmission unit to the other end, and the extrusion blades are spirally connected to the driving shaft from one end connected with the transmission unit to the other end; and a feeding hole is formed in one end, close to the transmission unit, of the side wall of the machine barrel, and the feeding hole is connected with an outlet of the hopper.
Preferably, a sealing end plate is arranged on the screw rod and is matched with an opening at the upper end of the machine barrel, and the lower surface of the sealing end plate is connected with the upper ends of the spiral extrusion blades; the lower end of the screw rod is provided with a conical adapting part, and the conical adapting part is connected with the lower end of the extrusion blade.
Preferably, the machine head is in flange connection with the lower end of the machine barrel, the lower end face of the machine barrel is provided with a positioning adapting part, and the positioning adapting part axially extends out of the end face of the connecting flange of the machine barrel; and a positioning adapting groove matched with the positioning adapting part is formed in the machine head.
Preferably, the barrel is connected to the carriage by a plurality of support links; the support connectors are distributed in parallel along the length direction of the machine barrel; wherein the support connector comprises: the supporting part is of an annular structure and is matched with the outer side wall of the machine barrel; the connecting part is symmetrically connected to the supporting part in a splayed shape, and the connecting part is detachably arranged on the frame.
Preferably, the heating unit is wrapped between two adjacent supporting parts.
Preferably, the feeding port is connected with the outlet of the hopper through a feeding bent pipe; the size of the outlet of the hopper is smaller than that of the feeding hole, and the caliber of a section of the feeding bent pipe extending to the feeding hole is gradually increased.
Preferably, the frame includes: the installation cavity is divided into a power cavity and an extrusion cavity by a partition plate, the transmission unit is installed in the power cavity, and the extrusion unit is installed in the extrusion cavity; the input end of the screw rod penetrates through the partition plate and then is connected with the output end of the transmission unit.
Preferably, a heat exchange fan is installed on the side wall of the extrusion chamber, and the heat exchange fan is arranged close to the partition plate.
Preferably, the hopper is fixedly installed on the outer side wall of the power chamber, and an outlet of the hopper penetrates through the partition plate and then is connected with the feeding hole.
Preferably, the frame further comprises: the connecting and fixing plate is connected to the outer side wall of the mounting cavity and provided with a mounting screw hole.
The beneficial effects are that:
in the extrusion device for producing the modified plastic, the transmission unit and the extrusion unit are vertically arranged on the frame, and the transmission unit is connected with the extrusion unit and used for driving the extrusion unit to act so as to extrude the plastic raw material; the heating unit is arranged on the extrusion unit and is used for softening and melting the plastic raw materials in the extrusion unit. Wherein, the extrusion unit includes: barrel, screw, hopper and machine head; the machine barrel is of a cylindrical structure with two open ends, is arranged on the stand along the vertical direction, is sleeved in the machine barrel, and the upper end of the machine barrel is connected with the output end of the transmission unit; the hopper is installed in the frame along the vertical direction, and the aircraft nose can be dismantled and connect in the lower extreme of barrel.
The screw comprises a driving shaft and extrusion blades, the diameter of the driving shaft is gradually increased from one end connected with the transmission unit to the other end, and the extrusion blades are spirally connected to the driving shaft from one end connected with the transmission unit to the other end; and a feeding hole is formed in one end, close to the transmission unit, of the side wall of the machine barrel, and the feeding hole is connected with an outlet of the hopper.
The transmission unit and the extrusion unit are vertically arranged, so that plastic raw materials entering the machine barrel from the outlet of the hopper through the feed inlet move downwards under the action of gravity and cannot remain in the hopper or the machine barrel; the diameter of the driving shaft from one end connected with the driving shaft to the other end is gradually increased, so that the extrusion force of the plastic raw material received by the machine barrel is larger and larger under the action of the spiral extrusion blades, the length of the machine barrel and the screw rod is effectively shortened under the function of meeting the extrusion compactness, the space occupation is reduced, and the economic cost is reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. Wherein:
FIG. 1 is a schematic structural view of an extrusion apparatus for modified plastic production provided in accordance with some embodiments of the present application;
FIG. 2 is a front view of an extrusion apparatus for modified plastic production provided in accordance with some embodiments of the present application;
FIG. 3 is a cross-sectional view of an extrusion apparatus for modified plastic production provided in accordance with some embodiments of the present application;
FIG. 4 is a schematic illustration of a connection of a transmission unit to a compression unit provided in accordance with some embodiments of the present application;
FIG. 5 is a schematic structural view of a barrel provided in accordance with some embodiments of the present application;
FIG. 6 is a schematic structural view of a screw provided according to some embodiments of the present application;
FIG. 7 is a schematic diagram of a heating unit provided according to some embodiments of the present application;
FIG. 8 is a schematic structural view of a feed elbow provided in accordance with some embodiments of the present application;
FIG. 9 is a schematic structural view of a hopper provided in accordance with some embodiments of the present application;
fig. 10 is a schematic structural view of a support connection provided in accordance with some embodiments of the present application.
Reference numerals illustrate:
100. an extrusion unit; 200. a transmission unit; 300. a frame; 400. a heating unit; 101. a barrel; 102. a screw; 103. a hopper; 104. a machine head; 105. a support connection; 106. a feed elbow; 111. a feed inlet; 121. a positioning adapting part; 112. a drive shaft; 122. extruding the blade; 132. a sealing end plate; 142. a tapered fitting portion; 115. a support part; 125. a connection part; 301. a power chamber; 302. an extrusion chamber; 303 heat exchange fans; 304. connecting a fixing plate; 305. a partition plate; 306. a motor stabilizing piece;
Detailed Description
The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. Various examples are provided by way of explanation of the present application and not limitation of the present application. Indeed, it will be apparent to those skilled in the art that modifications and variations can be made in the present application without departing from the scope or spirit of the application. For example, features illustrated or described as part of one embodiment can be used on another embodiment to yield still a further embodiment. Accordingly, it is intended that the present application include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
In this application, the extrusion device for modified plastic production is installed vertically in a workshop, as shown in fig. 1 to 10, and comprises: the frame 300, the driving unit 200, the pressing unit 100, and the heating unit 400. The transmission unit 200 and the extrusion unit 100 are vertically arranged on the frame 300, and the transmission unit 200 is connected with the extrusion unit 100 and is used for driving the extrusion unit 100 to act so as to pressurize the plastic raw materials; the heating unit 400 is installed on the pressing unit 100 to soften and melt the plastic raw material in the pressing unit.
In this application, the transmission unit 200 adopts the vertical motor, and demountable installation is on the frame 300, simultaneously, still is provided with motor steady piece 306 between vertical motor and frame 300, further strengthens the stability after the vertical motor installation. The output end of the vertical motor is connected with the input end of the extrusion unit 100, and the extrusion unit 100 is driven to act through the vertical motor to extrude the plastic raw materials.
The pressing unit 100 includes: barrel 101, screw 102, hopper 103 and handpiece 104; the machine barrel 101 is a cylindrical structure with two open ends and is arranged on the stand 300 along the vertical direction; the screw 102 is sleeved in the machine barrel 101, and the upper end of the screw is connected with the output end of the transmission unit 200; the hopper 103 is vertically mounted on the carriage 300, and the head 104 is detachably connected to the lower end of the cylinder 101. The screw 102 includes a driving shaft 112 and a extruding blade 122, the diameter of the driving shaft 112 from one end connected to the other end of the driving unit 200 is gradually increased, the extruding blade 122 from one end connected to the other end of the driving unit 200 is spirally connected to the driving shaft 112, a feeding port 111 is disposed on a side wall of the barrel 101 near one end of the driving unit 200, and the feeding port 111 is connected with a discharging material of the hopper 103.
In the application, the machine barrel 101 can be fixedly arranged on the machine frame 300, the screw 102 is inserted into the machine barrel 101 from the end part of the machine barrel 101, when the vertical motor drives the driving shaft 112 to rotate, the extrusion blades 122 extrude the plastic raw material entering from the feed inlet 111, and the plastic raw material softens and melts the plastic raw material in the machine barrel 101 under the action of the heating unit 400 coated on the outer side wall of the machine barrel 101; the softened and melted plastic raw material gradually moves downward under the drive of the spiral extrusion blade 122. Since the diameter of the driving shaft 112 is gradually increased from top to bottom, the extrusion compaction degree of the softened and melted plastic raw material is gradually increased by the spiral extrusion blade 122 until reaching the head 104, and then is outputted from the head 104. Therefore, the length of the machine barrel 101 and the screw 102 is effectively shortened, the space occupation is reduced, and the economic cost is reduced under the condition that the extrusion compactness of plastic is met.
In this application, frame 300 is including installing the cavity and connecting fixed plate 304, connects the fixed plate 304 to be connected in the lateral wall of installing the cavity, is provided with the installation screw on connecting the fixed plate 304, through connecting fixed plate 304 and other equipment, the fixed connection of building, realizes installing the fixed of cavity, the effectual installation application scope that improves extrusion device, makes it carry out adaptability adjustment according to the station in the workshop.
The installation cavity is divided into a power cavity 301 and an extrusion cavity 302 by a partition plate 305, the transmission unit 200 is installed in the power cavity 301, the extrusion unit 100 is installed in the extrusion cavity 302, and the input end of the screw 102 passes through the partition plate 305 and then is connected with the output end of the transmission unit 200. That is, a vertical motor is installed in the power chamber 301, and an output end of the vertical motor is connected with an input end of the screw 102 through a coupling. The extrusion chamber 302 is internally provided with the extrusion unit 100, specifically, the machine barrel 101 is connected to the frame 300 through a plurality of support connectors 105, the plurality of support connectors 105 are distributed in parallel along the length direction of the machine barrel 101, that is, the support connecting rods are detachably connected to the inner side wall of the extrusion chamber 302, and the plurality of support connectors 105 are distributed in the vertical direction.
In this application, the support link 105 includes: the supporting part 115 and the connecting part 125, wherein the supporting part 115 is of an annular structure and is matched with the outer side wall of the machine barrel 101; the connection portion 125 is symmetrically connected to the support portion 115 in a splayed shape, and the connection portion 125 is detachably mounted on the frame 300. That is, the supporting portion 115 is sleeved outside the barrel 101 and fixedly connected with the barrel 101, and the connecting portion 125 serves as an intermediate connection member of the supporting portion 115 and the power chamber 301 and is detachably connected to a side wall of the power chamber 301 by bolts, thereby fixing the barrel 101 in the power chamber 301.
In this application, the heating unit 400 is wrapped between two adjacent support portions 115, where the heating unit 400 adopts electric heating, for example: the plastic raw material in the machine barrel 101 is heated by a resistance heating or induction heating mode, so that the plastic raw material is heated, softened and melted to reach the temperature required by the process operation, and the plastic raw material is matched with the screw 102 and the machine barrel 101 in a cooperation manner, so that the plastic is extruded. In addition, during the operation of the extrusion device, the surrounding environment is gradually raised by the heating unit 400, and here, the heat exchange fan 303 is installed on the side wall of the extrusion chamber 302 near the partition plate 305 to perform convective heat exchange to the extrusion chamber 302, so that the environmental temperature of the extrusion unit 100 is effectively reduced.
In the present application, the hopper 103 is fixedly installed on the outer side wall of the power chamber 301, and the outlet of the hopper 103 passes through the partition 305 and is connected with the feed inlet 111. Specifically, the feed inlet 111 and the discharge outlet are connected through the feed elbow 106, wherein the outlet size of the hopper 103 is smaller than the size of the feed inlet 111, and the caliber of a section of the feed elbow 106 extending to the feed inlet 111 is gradually increased. Thereby, the plastic raw material in the hopper 103 can smoothly enter the machine barrel 101 through the feed port 111 under the action of gravity.
In this application, feed inlet 111 is close to the upper end of barrel 101, in order to avoid the extrusion in-process, gets into barrel 101 plastics raw materials and overflows by the upper end of barrel 101, sets up sealing end plate 132 on screw 102, sealing end plate 132 and the upper end open-ended looks adaptation of barrel 101, and sealing end plate 132's lower surface is connected with the upper end of heliciform extrusion blade 122. And the outer diameter of the extrusion blades 122 connected with the sealing end plate 132 gradually increases from top to bottom until the diameter of the extrusion blades is increased to be matched with the inner side wall of the machine barrel 101 after the extrusion blades pass through the feeding hole 111.
In the application, the machine head 104 is detachably connected to the lower end of the machine barrel 101, specifically, the machine head 104 is in flange connection with the lower end of the machine barrel 101, the lower end surface of the machine barrel 101 is provided with a positioning adapting part 121, and the positioning adapting part 121 axially extends out of the end surface of the connecting flange of the machine barrel 101; the handpiece 104 is provided with a positioning and adapting groove adapted to the positioning and adapting part 121. Thereby, during the installation process, the positioning adapting part 121 is inserted into the positioning adapting groove, so that the end flange of the machine barrel 101 is connected with the end flange of the machine head 104 through the bolt fastener after the machine head 104 is accurately aligned with the lower end of the machine barrel 101. Meanwhile, in order to make the plastic in the machine barrel 101 smoothly enter the machine head 104 from the machine barrel 101, a conical adapting part 142 is arranged at the lower end of the screw 102, the conical adapting part 142 is connected with the lower end of the extrusion blade 122, and when the screw 102 rotates, the plastic smoothly enters the machine head 104 through the conical adapting part 142 under the action of the extrusion blade 122 and is extruded from the machine head 104.
In the application, the transmission unit 200 and the extrusion unit 100 are vertically arranged, so that plastic raw materials entering the machine barrel 101 from the outlet of the hopper 103 through the feed inlet 111 move downwards under the action of gravity and cannot remain in the hopper 103 or the machine barrel 101; the diameter of the driving shaft 112 from one end connected with the driving shaft to the other end is gradually increased, so that the extrusion force of the plastic raw material received by the machine barrel 101 is larger and larger under the action of the spiral extrusion blades 122, the length of the machine barrel 101 and the screw 102 is effectively shortened under the function of meeting the extrusion compactness, the space occupation is reduced, and the economic cost is reduced.
The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.
Claims (10)
1. An extrusion device for the production of modified plastics, characterized in that it is installed vertically, comprising: the device comprises a frame, a transmission unit, an extrusion unit and a heating unit; the transmission unit and the extrusion unit are vertically arranged on the frame, and the transmission unit is connected with the extrusion unit and is used for driving the extrusion unit to act so as to extrude the plastic raw material; the heating unit is arranged on the extrusion unit and is used for softening and melting the plastic raw materials in the extrusion unit;
the pressing unit includes: barrel, screw, hopper and machine head; the machine barrel is of a cylindrical structure with two open ends and is arranged on the stand along the vertical direction; the screw rod is sleeved in the machine barrel, and the upper end of the screw rod is connected with the output end of the transmission unit; the hopper is arranged on the frame along the vertical direction; the machine head is detachably connected to the lower end of the machine barrel;
the screw comprises a driving shaft and extrusion blades, the diameter of the driving shaft gradually increases from one end connected with the transmission unit to the other end, and the extrusion blades are spirally connected to the driving shaft from one end connected with the transmission unit to the other end; and a feeding hole is formed in one end, close to the transmission unit, of the side wall of the machine barrel, and the feeding hole is connected with an outlet of the hopper.
2. The extrusion device for producing modified plastics according to claim 1, wherein a sealing end plate is provided on the screw rod to be fitted with an upper end opening of the cylinder, and a lower surface of the sealing end plate is connected with an upper end of the spiral extrusion blade;
the lower end of the screw rod is provided with a conical adapting part, and the conical adapting part is connected with the lower end of the extrusion blade.
3. The extrusion device for producing modified plastics according to claim 1, wherein the machine head is flange-connected with the lower end of the machine barrel, and the lower end surface of the machine barrel is provided with a positioning adapting part which axially extends out of the connecting flange end surface of the machine barrel; and a positioning adapting groove matched with the positioning adapting part is formed in the machine head.
4. The extrusion apparatus for the production of modified plastics according to claim 1, wherein the barrel is connected to the frame by a plurality of support connections; the support connectors are distributed in parallel along the length direction of the machine barrel; wherein the support connector comprises: the supporting part is of an annular structure and is matched with the outer side wall of the machine barrel; the connecting part is symmetrically connected to the supporting part in a splayed shape, and the connecting part is detachably arranged on the frame.
5. The extrusion apparatus for modified plastic production according to claim 4, wherein the heating unit is enclosed between two adjacent support parts.
6. The extrusion apparatus for modified plastic production according to claim 1, wherein the feed inlet is connected to the outlet of the hopper by a feed elbow; the size of the outlet of the hopper is smaller than that of the feeding hole, and the caliber of a section of the feeding bent pipe extending to the feeding hole is gradually increased.
7. Extrusion apparatus for the production of modified plastics according to any of claims 1 to 6, wherein the frame comprises: the installation cavity is divided into a power cavity and an extrusion cavity by a partition plate, the transmission unit is installed in the power cavity, and the extrusion unit is installed in the extrusion cavity; the input end of the screw rod penetrates through the partition plate and then is connected with the output end of the transmission unit.
8. The extrusion apparatus for modified plastic production of claim 7, wherein a heat exchanging fan is installed on a side wall of the extrusion chamber, the heat exchanging fan being disposed close to the partition plate.
9. The extrusion apparatus for modified plastic production according to claim 7, wherein the hopper is fixedly installed at an outer sidewall of the power chamber, and an outlet of the hopper is connected with the feed inlet after passing through the partition plate.
10. The extrusion apparatus for modified plastic production of claim 7, wherein the frame further comprises: the connecting and fixing plate is connected to the outer side wall of the mounting cavity and provided with a mounting screw hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223495850.2U CN219028429U (en) | 2022-12-27 | 2022-12-27 | Extrusion device for producing modified plastic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223495850.2U CN219028429U (en) | 2022-12-27 | 2022-12-27 | Extrusion device for producing modified plastic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219028429U true CN219028429U (en) | 2023-05-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223495850.2U Active CN219028429U (en) | 2022-12-27 | 2022-12-27 | Extrusion device for producing modified plastic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219028429U (en) |
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2022
- 2022-12-27 CN CN202223495850.2U patent/CN219028429U/en active Active
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