CN217752226U - Double-screw extruder is used in plastic granules production - Google Patents
Double-screw extruder is used in plastic granules production Download PDFInfo
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- CN217752226U CN217752226U CN202221855825.8U CN202221855825U CN217752226U CN 217752226 U CN217752226 U CN 217752226U CN 202221855825 U CN202221855825 U CN 202221855825U CN 217752226 U CN217752226 U CN 217752226U
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Abstract
The utility model discloses a double screw extruder is used in plastic granules production, which comprises a frame, the frame is erect subaerial, still including the feed arrangement who is used for guaranteeing that the material evenly gets into the extruder, be used for making material melting's feed cylinder device, be used for providing discharging channel's discharging device for the material of accomplishing processing and be used for carrying out the blank device that cuts to extruding the material of accomplishing, feed arrangement is located frame upper portion, feed cylinder device correspond feed arrangement and are located the frame middle part, discharging device correspond feed cylinder device and are located frame one end, blank device and discharging device are adjacent to be set up, the beneficial effects of the utility model are that feed arrangement adopts the mode of breaing up transport to add the material into feed cylinder device, can guarantee that the material dispersion is at the uniform speed in getting into feed cylinder device, feed cylinder device makes the material at the uniform speed turn into molten state, and discharging device can stabilize continuous ejection of compact, and blank device cuts the material through its multiunit cutter, promotes blank efficiency.
Description
Technical Field
The utility model belongs to the technical field of the plastics extruder technique and specifically relates to a double screw extruder is used in plastic granules production.
Background
In the prior art, an extruder belongs to one of the types of plastic machines, a screw extruder depends on pressure and shearing force generated by screw rotation, so that materials can be fully plasticized and uniformly mixed, the materials are molded through a die, the screw extruder is divided into a single screw extruder and a double screw extruder, the double screw extruder utilizes double screws arranged in parallel to melt and mix the materials, and then the mixed materials are extruded. However, the existing screw extruder is low in extrusion efficiency, single in function, and mostly in a fixed structure with a feeding part and a discharging part, so that the uniformity of materials in the feeding, processing and discharging stages in the production process of the extruder cannot be guaranteed, the size and specification of extruded plastic particles cannot be controlled, and the practicability is poor.
The application numbers are: 202122193129.7 Chinese utility model discloses a double screw extruder is used in plastic granules production, including the feed cylinder that can heat by oneself, the internally mounted of feed cylinder has screw assembly, the feeding case is installed to the one end of feed cylinder, and the other end is provided with the discharge gate, the extrusion plate is installed to the bottom of discharge gate, the bottom slip of extrusion plate is provided with the flitch, slidable material subassembly is installed to the bottom of flitch, the material subassembly of smearing includes the material board of two symmetric distributions. However, this kind of double screw extruder for plastic granules production structure is comparatively simple, can't guarantee that the even entering into feed cylinder device of material dispersion appears the feeding easily and piles up the phenomenon, leads to the neutral to appear in the course of working to can appear disconnected material phenomenon, machining efficiency is lower, and then can't stabilize continuous ejection of compact to the material of accomplishing processing, does not have blank device, can't cut the material of accomplishing processing, can't cut the material for the material grain, and the in service behavior is comparatively single.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a double screw extruder is used in plastic granules production.
In order to achieve the above purpose, the utility model provides a technical scheme is:
the utility model provides a double screw extruder is used in plastic granules production, includes the frame, the frame erects subaerial, still including the feed arrangement who is used for guaranteeing that the material evenly gets into the extruder, be used for making material melting's feed cylinder device, be used for providing discharging channel's discharging device for the material of accomplishing processing and be used for carrying out the blank device that cuts to extruding the material of accomplishing, feed arrangement is located frame upper portion, feed cylinder device correspond feed arrangement and are located the frame middle part, discharging device corresponds feed cylinder device and is located frame one end, blank device and discharging device adjacent setting.
The feeding device comprises a feeding cover, a feeding channel and a blanking pipe, wherein the feeding cover is arranged on the upper portion of the rack and fixedly connected with the rack, the feeding channel is arranged on the lower portion of the feeding cover and fixedly connected with the feeding cover, the feeding channel is communicated with the feeding cover, one end of the feeding channel protrudes out of the feeding cover, the blanking pipe is arranged on the lower portion of one end of the feeding channel protruding out of the feeding cover and fixedly connected with the feeding channel, and the upper end of the blanking pipe is communicated with the feeding channel.
Still include feeding motor, feeding axle, feeding rod and feeding spiral, the feeding motor sets up feeding cover lower part is kept away from one side of blanking pipe and through the mount pad with frame fixed connection, the output orientation of feeding motor the feeding cover sets up, the feeding axle sets up the inboard upper portion of feeding cover and its both ends pass through the bearing with the feeding cover rotates to be connected, the feeding rod is equipped with a plurality of groups, every group the feeding rod comprises two body of rod of relative setting, a plurality of groups the even interval of feeding rod sets up the feeding epaxial and with feeding axle fixed connection, the feeding spiral corresponds the feeding motor sets up in the feeding channel and its both ends pass through the bearing with feeding channel rotates to be connected, the feeding axle and the feeding spiral is close to the one end of feeding motor pass through drive gear with feeding motor's output transmission is connected.
The charging barrel device comprises a charging barrel body and stirring screws, wherein the charging barrel body corresponds to a blanking pipe arranged in the middle of the frame and is fixedly connected with the frame through a mounting flange, the charging barrel body is located below the blanking pipe, the lower end of the blanking pipe is communicated with one end of the charging barrel body, the stirring screws are two groups, two groups of the stirring screws are arranged side by side, the inside of the charging barrel body and the two ends of the charging barrel body are connected with the charging barrel body in a rotating mode through bearings, the cavities between the stirring screws are communicated correspondingly, and a heating interlayer is arranged inside the side wall of the charging barrel body.
Discharging device is including extruding head and ejection of compact cover, it corresponds to extrude the head the feed cylinder body sets up keep away from in the middle part of the frame the one end of feeding motor and through the mounting bracket with frame fixed connection, extrude the head with the feed cylinder body is kept away from the one end intercommunication of blanking pipe, the middle part of extruding the head corresponds the feed cylinder body is equipped with extrudes the mouth, the ejection of compact cover sets up extrude the outside of head and through the mounting bracket with frame fixed connection, the discharge gate has been seted up to the lower part of ejection of compact cover.
The blank device includes cutter base, blank sword and blank from the driving wheel, the cutter base sets up extrude the head and keep away from one side of feed cylinder body and via the installation axle with extrude the head and rotate and connect, the cutter base with extrude the adjacent setting of mouth of extruding at first middle part, the blank sword is equipped with four groups, four groups the even interval of blank sword sets up the lateral part of cutter base and through the bolt with cutter base fixed connection, the blank sword with extrude the corresponding setting of the mouth of extruding on the head, the blank is in from the driving wheel setting the cutter base is kept away from extrude the one end of head and with cutter base fixed connection, the cutter base the blank sword and the blank is all located from the driving wheel the inboard upper portion of ejection of compact cover.
Still include blank base, blank motor and blank action wheel, the blank base corresponds the cutter base sets up frame middle part one end and with frame fixed connection, the blank base with it is adjacent to extrude the head and sets up, the blank motor sets up the upper end of blank base and with blank base fixed connection, the blank action wheel corresponds the blank is in from the driving wheel setting the output of blank motor and with the output fixed connection of blank motor, the blank action wheel with the blank is connected through belt transmission from the driving wheel, the blank action wheel is located the inboard upper portion of ejection of compact cover.
Still include transmission, transmission includes driving motor, transmission speed reducer and transmission gear box, driving motor sets up the lower part of frame inboard and with frame fixed connection, the transmission speed reducer corresponds driving motor sets up the middle part of frame and with frame fixed connection, the input of transmission speed reducer pass through drive wheel and driving belt with driving motor's output transmission is connected, the transmission gear box corresponds the transmission speed reducer sets up the middle part of frame and with frame fixed connection, the transmission gear box is located the transmission speed reducer with between the stirring screw rod, the input of transmission gear box pass through the shaft coupling with the output transmission of transmission speed reducer is connected, the output of transmission gear box pass through the gear with the stirring screw rod is close to the one end transmission of transmission gear box is connected.
Still include heating device, heating device includes heat conduction oil tank, electric heater and oil guide pump, the heat conduction oil tank corresponds the feed cylinder body sets up frame lower part inboard and with frame fixed connection, heat conduction oil tank upper portion is equipped with the oil filler hole, electric heater sets up inside and with heat conduction oil tank fixed connection of heat conduction oil tank, the oil guide pump sets up the upper end of heat conduction oil tank and with heat conduction oil tank intercommunication, the oil guide pump pass through the pipeline with heating intermediate layer intercommunication in the feed cylinder body.
Still include protecting sheathing and stabilizer blade, protecting sheathing sets up the outside of frame and with frame fixed connection, the stabilizer blade sets up the bottom of frame and with frame fixed connection, the frame passes through the stabilizer blade erects subaerial.
The utility model has the advantages that:
feed arrangement adopts the mode of breaing up the transport to add the material into feed cylinder device, can guarantee during the at the uniform velocity of material dispersion enters into feed cylinder device, the feeding is even, feed cylinder device cooperation feed arrangement makes the material turn into molten state at the uniform velocity, neutral appears in avoiding the course of working, avoid appearing the disconnected material phenomenon, guarantee machining efficiency, discharging device can stabilize the continuous ejection of compact to the material of accomplishing the processing, blank device cuts the material through its multiunit cutter, promote blank efficiency when guaranteeing cutter life, and can set up the cutter of different specifications according to the in-service use demand, thereby cut the material of the same type into the material grain of different specifications, flexible to use.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the feeding device of the present invention;
FIG. 3 is a schematic view of the feeding motor, the feeding shaft, the feeding rod and the feeding screw of the present invention;
FIG. 4 is a schematic structural view of the cartridge device of the present invention;
FIG. 5 is a schematic structural view of the discharging device of the present invention;
FIG. 6 is a schematic view of the discharging device and the material cutting device of the present invention;
fig. 7 is a schematic view of the working state of the present invention.
In the figure: 1. a frame; 2. a feed hood; 3. a feed channel; 4. a blanking pipe; 5. a feeding motor; 6. a feed shaft; 7. a feed rod; 8. a feed screw; 9. a cartridge body; 10. a stirring screw; 11. an extrusion head; 12. a discharge cover; 13. a cutter base; 14. a material cutting knife; 15. a material cutting driven wheel; 16. a blanking base; 17. a material cutting motor; 18. a material cutting driving wheel; 19. a drive motor; 20. a transmission speed reducer; 21. a transmission gear box; 22. a heat-conducting oil tank; 23. an electric heater; 24. an oil guide pump; 25. a protective housing; 26. and (3) a support leg.
Detailed Description
The invention will be described in further detail with reference to the accompanying drawings,
the utility model provides a double screw extruder is used in plastic granules production, includes frame 1, and frame 1 erects subaerial, still including the feed arrangement who is used for guaranteeing that the material evenly gets into the extruder, be used for making material melting's feed cylinder device, be used for providing discharging channel's discharging device and be used for carrying out the blank device that cuts to extruding the material of accomplishing, and feed arrangement is located 1 upper portion of frame, and feed cylinder device corresponds feed arrangement and is located 1 middle part of frame, and discharging device corresponds the feed cylinder device and is located 1 one end of frame, and blank device and discharging device are adjacent to be set up, the utility model discloses overall structure schematic diagram is as shown in fig. 1.
Feed arrangement includes feeding cover 2, feedstock channel 3 and blanking pipe 4, feeding cover 2 sets up on the upper portion of frame 1 and with frame 1 fixed connection, feedstock channel 3 sets up in the lower part of feeding cover 2 and with feeding cover 2 fixed connection, feedstock channel 3 communicates with feeding cover 2, feedstock channel 3's one end salient in feeding cover 2, blanking pipe 4 sets up in feedstock channel 3 salient in the one end lower part of feeding cover 2 and with feedstock channel 3 fixed connection, blanking pipe 4's upper end and feedstock channel 3 intercommunication, feed arrangement passes through feedstock cover 2, feedstock channel 3 and blanking pipe 4 cooperation, add the material into the feed cylinder device, wherein, feedstock cover 2 is used for providing the passageway that gets into the extruder for the material, feedstock channel 3 is used for feeding cover 2 and blanking pipe 4 intercommunication, blanking pipe 4 is used for advancing the material that feedstock channel 3 transmitted into the feed cylinder device, the utility model discloses feed arrangement structure sketch map is shown in fig. 2.
The feeding mechanism further comprises a feeding motor 5, a feeding shaft 6, feeding rods 7 and a feeding screw 8, wherein the feeding motor 5 is arranged on one side, far away from the blanking pipe 4, of the lower portion of the feeding cover 2 and is fixedly connected with the rack 1 through a mounting seat, the output end of the feeding motor 5 is arranged towards the feeding cover 2, the feeding shaft 6 is arranged on the upper portion of the inner side of the feeding cover 2, two ends of the feeding shaft are rotatably connected with the feeding cover 2 through bearings, three groups of feeding rods 7 are arranged, each group of feeding rods 7 is composed of two oppositely arranged rod bodies, the three groups of feeding rods 7 are uniformly arranged on the feeding shaft 6 at intervals and are fixedly connected with the feeding shaft 6, the feeding screw 8 is arranged in the feeding channel 3 corresponding to the feeding motor 5, two ends of the feeding shaft 6 and one end, close to the feeding motor 5, of the feeding shaft 6 and one end, close to the feeding screw 8, of the feeding motor 5, are in transmission connection with the output end of the feeding motor 5 through a transmission gear, wherein, feeding motor 5 is used for driving feeding axle 6 and feeding spiral 8 and rotates, feeding axle 6 is used for providing the erection bracing for feeding rod 7 and drives feeding rod 7 and rotate under feeding motor 5's effect, feeding rod 7 is used for rotating under feeding axle 6's effect, thereby will get into the material of extruder via feeding cover 2 and clean, avoid the material caking, the quantity of feeding rod 7 can increase according to actual conditions or subtract and establish, feeding spiral 8 is used for cooperating feeding axle 6 at the uniform velocity and rotates under feeding motor 5's effect, thereby make the material of dispersion at the uniform velocity get into blanking pipe 4, and further fall into in the feed cylinder device, the utility model discloses feeding motor 5, feeding axle 6, feeding rod 7 and feeding spiral 8 cooperation sketch map are as shown in fig. 3.
The charging barrel device comprises a charging barrel body 9 and a stirring screw rod 10, wherein the charging barrel body 9 is arranged at the middle part of the frame 1 corresponding to the blanking pipe 4 and is fixedly connected with the frame 1 through a mounting flange, the charging barrel body 9 is positioned below the blanking pipe 4, the lower end of the blanking pipe 4 is communicated with one end of the charging barrel body 9, the stirring screw rod 10 is provided with two groups, the two groups of stirring screw rods 10 are arranged inside the charging barrel body 9 side by side, the two ends of the stirring screw rods are rotatably connected with the charging barrel body 9 through bearings, cavities between the two groups of stirring screw rods 10 are correspondingly communicated, a heating interlayer is arranged inside the side wall of the charging barrel body 9, the charging barrel device is matched with the stirring screw rods 10 through the charging barrel body 9, the materials entering the extruder are conveyed and extruded, wherein the charging barrel body 9 is used for providing mounting support for the stirring screw rods 10 and providing a containing space for the materials, the stirring screw rods 10 are used for conveying and extruding the materials entering the extruder, the double-screw structure can effectively improve the extrusion speed, and can add a screw on the stirring screw rod 10, so that the materials inside the charging barrel body 9 are disturbed flow and further shear, the extrusion efficiency is improved, and the structure is shown in a schematic view as shown in fig. 4.
Discharging device is including extruding head 11 and discharge housing 12, it sets up the one end of keeping away from feeding motor 5 and passing through mounting bracket and 1 fixed connection in frame 1 middle part to extrude head 11 to correspond feed cylinder body 9, it communicates to extrude head 11 and feed cylinder body 9 and keep away from the one end of blanking pipe 4, the middle part of extruding head 11 corresponds feed cylinder body 9 and is equipped with the extrusion orifice, discharge housing 12 sets up in the outside of extruding head 11 and through mounting bracket and 1 fixed connection in frame, the discharge gate has been seted up to the lower part of discharge housing 12, discharging device is through extruding head 11 and the cooperation of discharge housing 12, to the material continuous stable discharge who extrudes via feed cylinder device processing, wherein, it is used for the material continuous stable discharge who extrudes via feed cylinder device processing to extrude head 11, discharge housing 12 is used for providing discharge channel for the material of accomplishing processing when extruding head 11 provides the protection, the utility model discloses discharging device structure sketch is as shown in fig. 5.
The blank device includes cutter base 13, blank sword 14 and blank follow driving wheel 15, cutter base 13 sets up and keeps away from one side of feed cylinder body 9 at extrusion head 11 and rotates with extrusion head 11 via the installation axle and is connected, cutter base 13 sets up with the extrusion mouth adjacent at extrusion head 11 middle part, blank sword 14 is equipped with four groups, four groups of blank sword 14 even interval set up at cutter base 13's lateral part and through bolt and cutter base 13 fixed connection, blank sword 14 sets up with the extrusion mouth on the extrusion head 11 correspondingly, the blank sets up from driving wheel 15 and keeps away from extrusion head 11's one end and with cutter base 13 fixed connection at cutter base 13, blank sword 14 and blank follow driving wheel 15 and all are located the inboard upper portion of ejection of compact cover 12, blank device passes through cutter base 13, blank sword 14 and blank follow driving wheel 15 cooperation, to the material that drives the material that the extrusion mouth discharges, wherein, cutter base 13 is used for providing the installation support for blank sword 14, blank sword 14 is used for cutting the material that the cutter base 13 drives the material that the extrusion mouth discharges, thereby the effective material sword 14 drives from driving wheel drives the cutter base 13 and the effective material of this kind of this cutter base is the material of the lifting device is the different according to the effective specification of this specification, thereby the effective use the cutter base of this specification of this cutter base is not the cutter device is shown as the cutting speed of this specification, it can not.
The automatic cutting device is characterized by further comprising a cutting base 16, a cutting motor 17 and a cutting driving wheel 18, wherein the cutting base 16 corresponds to the cutter base 13 and is arranged at one end of the middle of the rack 1 and fixedly connected with the rack 1, the cutting base 16 is adjacent to the extrusion head 11, the cutting motor 17 is arranged at the upper end of the cutting base 16 and is fixedly connected with the cutting base 16, the cutting driving wheel 18 corresponds to the cutting driven wheel 15 and is arranged at the output end of the cutting motor 17 and fixedly connected with the output end of the cutting motor 17, the cutting driving wheel 18 is connected with the cutting driven wheel 15 through belt transmission, the cutting driving wheel 18 is located at the upper portion of the inner side of the discharging cover 12, the cutting base 16 is used for providing mounting support for the cutting motor 17, the cutting motor 17 is used for providing mounting support for the cutting driving wheel 18 and driving the cutting driving wheel 18 to rotate, the cutting driving wheel 18 is used for rotating under the action of the cutting motor 17 and driving the cutting driven wheel 15 to rotate through the belt, the cutting driven wheel 15 further drives the cutter base 13 and the cutting knife 14 to rotate materials which are processed to automatically cut.
The material extruding machine further comprises a transmission device, the transmission device comprises a driving motor 19, a transmission speed reducer 20 and a transmission gear box 21, the driving motor 19 is arranged on the inner side of the lower portion of the rack 1 and fixedly connected with the rack 1, the transmission speed reducer 20 is arranged in the middle of the rack 1 corresponding to the driving motor 19 and fixedly connected with the rack 1, the input end of the transmission speed reducer 20 is in transmission connection with the output end of the driving motor 19 through a transmission wheel and a transmission belt, the transmission gear box 21 is arranged in the middle of the rack 1 corresponding to the transmission speed reducer 20 and fixedly connected with the rack 1, the transmission gear box 21 is located between the transmission speed reducer 20 and the stirring screw 10, the input end of the transmission gear box 21 is in transmission connection with the output end of the transmission speed reducer 20 through a coupling, the output end of the transmission gear box 21 is in transmission connection with one end, close to the transmission gear box 21, of the transmission gear box 10, the transmission device is matched with the driving the transmission speed reducer 20 and the transmission gear box 21 to drive the stirring screw 10 to rotate, and extrude materials, the transmission motor 20 is used for transmitting the transmission speed reducer 19 to the transmission gear box 20 to the stirring screw 10.
The heating device comprises a heat-conducting oil tank 22, an electric heater 23 and an oil-conducting pump 24, wherein the heat-conducting oil tank 22 corresponds to the charging barrel body 9 and is arranged on the inner side of the lower part of the rack 1 and fixedly connected with the rack 1, an oil filling opening is formed in the upper part of the heat-conducting oil tank 22, the electric heater 23 is arranged inside the heat-conducting oil tank 22 and fixedly connected with the heat-conducting oil tank 22, the oil-conducting pump 24 is arranged at the upper end of the heat-conducting oil tank 22 and communicated with the heat-conducting oil tank 22, the oil-conducting pump 24 is communicated with a heating interlayer in the charging barrel body 9 through a pipeline, the heating device is matched with the electric heater 23 and the oil-conducting pump 24 through the heat-conducting oil tank 22, materials in the charging barrel device are heated through the heating interlayer, and are converted into a molten state, wherein the heat-conducting oil tank 22 is used for storing heat-conducting oil, the electric heater 23 is used for heating the heat-conducting oil, and the oil pump 24 is used for guiding the heat-conducting oil into the heating interlayer in the charging barrel body 9, and thus the materials in the charging barrel device are heated.
Still include protecting sheathing 25 and stabilizer blade 26, protecting sheathing 25 set up in the outside of frame 1 and with frame 1 fixed connection, stabilizer blade 26 set up in the bottom of frame 1 and with frame 1 fixed connection, frame 1 erects subaerial through stabilizer blade 26, wherein, protecting sheathing 25 is used for providing the protection for the extruder, and stabilizer blade 26 is used for providing the support for frame 1, the utility model discloses operating condition schematic diagram is shown in fig. 7.
The extruder further comprises an electric control cabinet, wherein the electric control cabinet is arranged on one side of the rack 1 and is electrically connected with driving equipment of the extruder, so that each driving equipment is controlled.
The working principle is as follows:
feed arrangement passes through feeding motor 5 and drives feeding axle 6 and 8 rotations of feeding spiral, break up and carry at the uniform velocity to the material that gets into feeding cover 2 in the feed cylinder, avoid the material caking, the even dispersion of feeding, can guarantee the even extrusion processing of material in the feed cylinder, be equipped with charging barrel device, can adjust the heating to material wherein according to the state of material, and stirring screw 10 can effectively cut the material under the molten condition, it cooperates with charging barrel device to be equipped with discharging device, can stabilize continuous ejection of compact to the material of accomplishing processing, be equipped with blank device, guarantee cutter life when can promote blank efficiency through its multiunit cutter structure, and can set up the cutter of different specifications according to the in-service use demand, thereby cut into the material grain of different specifications with the same kind of material, satisfy multiple material grain demand.
The beneficial effects of the utility model are that feed arrangement adopts the mode of breaing up the transport to add the material into feed cylinder device, can guarantee during the material dispersion is at the uniform velocity enters into feed cylinder device, the feeding is even, feed cylinder device cooperation feed arrangement makes the material turn into molten state at the uniform velocity, neutral appears in avoiding the course of working, avoid appearing the disconnected material phenomenon, guarantee machining efficiency, discharging device can stabilize the continuous ejection of compact to the material of accomplishing processing, blank device cuts the material through its multiunit cutter, promote blank efficiency when guaranteeing cutter life, and can set up the cutter of different specifications according to the in-service use demand, thereby cut the material grain of different specifications with the material of the same type, flexible to use.
While one embodiment of the present invention has been described in detail, the present invention is only a preferred embodiment of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (10)
1. The utility model provides a double screw extruder is used in plastic granules production, includes frame (1), frame (1) erects subaerial, its characterized in that still including the feed arrangement who is used for guaranteeing that the material evenly gets into the extruder, be used for making material fused feed cylinder device, be used for providing discharge channel's discharging device for the material of accomplishing processing and be used for carrying out the blank device of cutting to the material of accomplishing of extruding, feed arrangement is located frame (1) upper portion, the feed cylinder device corresponds feed arrangement and is located frame (1) middle part, discharging device corresponds the feed cylinder device and is located frame (1) one end, blank device and discharging device adjacent setting.
2. The twin-screw extruder for plastic particle production according to claim 1, wherein the feeding device comprises a feeding cover (2), a feeding channel (3) and a blanking pipe (4), the feeding cover (2) is arranged on the upper portion of the frame (1) and fixedly connected with the frame (1), the feeding channel (3) is arranged on the lower portion of the feeding cover (2) and fixedly connected with the feeding cover (2), the feeding channel (3) is communicated with the feeding cover (2), one end of the feeding channel (3) protrudes out of the feeding cover (2), the blanking pipe (4) is arranged on the lower portion of one end, protruding out of the feeding cover (2), of the feeding channel (3) and fixedly connected with the feeding channel (3), and the upper end of the blanking pipe (4) is communicated with the feeding channel (3).
3. The twin-screw extruder for plastic particle production as claimed in claim 2, further comprising a feeding motor (5), a feeding shaft (6), a feeding rod (7) and a feeding screw (8), wherein the feeding motor (5) is disposed at one side of the lower portion of the feeding cover (2) far away from the blanking pipe (4) and is fixedly connected with the frame (1) through a mounting seat, the output end of the feeding motor (5) is disposed towards the feeding cover (2), the feeding shaft (6) is disposed at the upper portion of the inner side of the feeding cover (2) and both ends thereof are rotatably connected with the feeding cover (2) through bearings, the feeding rod (7) is provided with a plurality of groups, each group of the feeding rod (7) is composed of two oppositely disposed rod bodies, the plurality of groups of the feeding rods (7) are uniformly spaced on the feeding shaft (6) and are fixedly connected with the feeding shaft (6), the feeding screw (8) is disposed in the feeding channel (3) corresponding to the feeding motor (5) and both ends thereof are connected with the feeding shaft (6) through bearings, and one end of the feeding motor (5) is connected with the feeding shaft (6) through a transmission gear.
4. The twin-screw extruder for plastic particle production according to claim 3, wherein the barrel device comprises a barrel body (9) and two stirring screws (10), the barrel body (9) is arranged in the middle of the frame (1) corresponding to the blanking pipe (4) and is fixedly connected with the frame (1) through a mounting flange, the barrel body (9) is located below the blanking pipe (4), the lower end of the blanking pipe (4) is communicated with one end of the barrel body (9), two groups of the stirring screws (10) are arranged, the two groups of the stirring screws (10) are arranged in the barrel body (9) side by side, the two ends of the stirring screws are rotatably connected with the barrel body (9) through bearings, the cavities between the two groups of the stirring screws (10) are correspondingly communicated, and a heating interlayer is arranged inside the side wall of the barrel body (9).
5. The twin-screw extruder for plastic particle production as claimed in claim 4, wherein the discharging device comprises an extrusion head (11) and a discharging cover (12), the extrusion head (11) is arranged at one end of the frame (1) far away from the feeding motor (5) corresponding to the barrel body (9) and is fixedly connected with the frame (1) through a mounting frame, the extrusion head (11) is communicated with one end of the barrel body (9) far away from the blanking pipe (4), the middle of the extrusion head (11) is provided with an extrusion opening corresponding to the barrel body (9), the discharging cover (12) is arranged at the outer side of the extrusion head (11) and is fixedly connected with the frame (1) through a mounting frame, and a discharging opening is formed in the lower part of the discharging cover (12).
6. The twin-screw extruder for plastic particle production as recited in claim 5, wherein the cutting device comprises a cutter base (13), a cutting blade (14), and a cutting driven wheel (15), the cutter base (13) is disposed on a side of the extrusion head (11) away from the barrel body (9) and is rotatably connected to the extrusion head (11) via a mounting shaft, the cutter base (13) is disposed adjacent to an extrusion port in the middle of the extrusion head (11), the cutting blade (14) is provided with four sets, the four sets of the cutting blade (14) are disposed on a side of the cutter base (13) at regular intervals and are fixedly connected to the cutter base (13) via bolts, the cutting blade (14) is disposed corresponding to the extrusion port on the extrusion head (11), the cutting driven wheel (15) is disposed on an end of the cutter base (13) away from the extrusion head (11) and is fixedly connected to the cutter base (13), and the cutter base (13), the cutting blade (14) and the cutting driven wheel (15) are disposed on an upper portion of the discharge cover (12).
7. The double-screw extruder for producing plastic particles, as recited in claim 6, further comprising a blanking base (16), a blanking motor (17), and a blanking driving wheel (18), wherein the blanking base (16) is disposed at one end of the middle of the frame (1) corresponding to the cutter base (13) and is fixedly connected to the frame (1), the blanking base (16) is disposed adjacent to the extrusion head (11), the blanking motor (17) is disposed at the upper end of the blanking base (16) and is fixedly connected to the blanking base (16), the blanking driving wheel (18) is disposed at the output end of the blanking motor (17) corresponding to the blanking driven wheel (15) and is fixedly connected to the output end of the blanking motor (17), the blanking driving wheel (18) is connected to the blanking driven wheel (15) through a belt transmission, and the blanking driving wheel (18) is disposed at the upper portion of the inner side of the discharge cover (12).
8. The twin-screw extruder for plastic particle production according to claim 4, further comprising a transmission device, wherein the transmission device comprises a driving motor (19), a transmission speed reducer (20) and a transmission gear box (21), the driving motor (19) is arranged on the inner side of the lower portion of the frame (1) and is fixedly connected with the frame (1), the transmission speed reducer (20) is arranged in the middle of the frame (1) corresponding to the driving motor (19) and is fixedly connected with the frame (1), the input end of the transmission speed reducer (20) is in transmission connection with the output end of the driving motor (19) through a transmission wheel and a transmission belt, the transmission gear box (21) is arranged in the middle of the frame (1) corresponding to the transmission speed reducer (20) and is fixedly connected with the frame (1), the transmission gear box (21) is located between the transmission gear box (20) and the stirring screw (10), the input end of the transmission gear box (21) is in transmission connection with the output end of the transmission speed reducer (20) through a coupling, and the output end of the transmission gear box (21) is close to the transmission screw (10).
9. The twin-screw extruder for plastic particle production as claimed in claim 4, further comprising a heating device, wherein the heating device comprises a heat-conducting oil tank (22), an electric heater (23) and an oil-conducting pump (24), the heat-conducting oil tank (22) is arranged at the inner side of the lower part of the frame (1) corresponding to the cartridge body (9) and is fixedly connected with the frame (1), an oil filling port is arranged at the upper part of the heat-conducting oil tank (22), the electric heater (23) is arranged inside the heat-conducting oil tank (22) and is fixedly connected with the heat-conducting oil tank (22), the oil-conducting pump (24) is arranged at the upper end of the heat-conducting oil tank (22) and is communicated with the heat-conducting oil tank (22), and the oil-conducting pump (24) is communicated with the heating interlayer in the cartridge body (9) through a pipeline.
10. The twin-screw extruder for plastic particle production according to claim 1, further comprising a protective housing (25) and a leg (26), wherein the protective housing (25) is disposed outside the frame (1) and is fixedly connected to the frame (1), the leg (26) is disposed at the bottom of the frame (1) and is fixedly connected to the frame (1), and the frame (1) is erected on the ground through the leg (26).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221855825.8U CN217752226U (en) | 2022-07-07 | 2022-07-07 | Double-screw extruder is used in plastic granules production |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221855825.8U CN217752226U (en) | 2022-07-07 | 2022-07-07 | Double-screw extruder is used in plastic granules production |
Publications (1)
Publication Number | Publication Date |
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CN217752226U true CN217752226U (en) | 2022-11-08 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202221855825.8U Active CN217752226U (en) | 2022-07-07 | 2022-07-07 | Double-screw extruder is used in plastic granules production |
Country Status (1)
Country | Link |
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CN (1) | CN217752226U (en) |
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2022
- 2022-07-07 CN CN202221855825.8U patent/CN217752226U/en active Active
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