CN213055926U

CN213055926U - Double-screw extruder with novel structure

Info

Publication number: CN213055926U
Application number: CN202020930111.3U
Authority: CN
Inventors: 乔静涛
Original assignee: Longyou Hengjiu Building Materials Co ltd
Current assignee: Longyou Hengjiu Building Materials Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-04-27
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses a novel double screw extruder of structure, the power distribution box comprises a box body, the right-hand member processing of box has the extrusion mouth, the inside of box is equipped with extrudes the subassembly. This double screw extruder of novel structure, through the box, the extrusion mouth, the feeder hopper, the cooperation of plectane and extrusion subassembly, make the device when extrudeing the material, can drive the two in cloudy screw rod and positive screw rod rotation and carry out the revolution, and then enlarge the broken area of material extrusion, promote the diffusion efficiency of material to the box inner wall direction simultaneously, and then make the heated effect of material better, it extrudes the quality to promote, through the box, the extrusion mouth, the feeder hopper, plectane and heating subassembly's cooperation, make the device when extruding the material, accessible ceramic heating plate heats heating oil, and then make the box intensification through heat-conduction, and then make the material melt, simultaneously the accessible sector repeats to stir heating oil, improve heating oil's intensification speed greatly.

Description

Double-screw extruder with novel structure

Technical Field

The utility model relates to a double screw extruder technical field of novel structure specifically is a double screw extruder of novel structure.

Background

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 and processing of extruded products at present.

Double screw extruder of novel structure among the prior art, when extrudeing the material, can not drive the two and carry out the revolution in cloudy screw rod and positive screw rod rotation, and then lead to little to the broken area of material extrusion, and the material is low to the diffusion efficiency of box inner wall direction for the heated effect of material is not good, reduces and extrudes the quality, and is slow to box programming rate simultaneously, and then reduces extrusion efficiency, extravagant operating time, use for people and cause inconvenience.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double screw extruder of novel structure to the double screw extruder of the novel structure who proposes among the prior art among the solution above-mentioned background art, when extrudeing the material, can not drive the two in cloudy screw rod and positive screw rod rotation and carry out the revolution, and then lead to little to the broken area of material extrusion, and the diffusion efficiency of material to box inner wall direction is low, makes the effect of being heated of material not good, reduces the problem of extruding the quality.

In order to achieve the above object, the utility model provides a following technical scheme: a double-screw extruder with a novel structure comprises a box body, wherein an extrusion opening is processed at the right end of the box body, a feed hopper is fixedly connected to the left side of the top of the box body, a circular plate is rotatably connected to the left end of the box body through a bearing, and an extrusion assembly is arranged inside the box body;

the extrusion assembly comprises a female screw, a male screw, a first gear, a second gear, a first motor, a rack and a cylinder;

the outer wall of cloudy screw rod and positive screw rod all with the inner wall clearance fit of box, the outer wall of cloudy screw rod and positive screw rod passes through the bearing and is connected with the inner wall rotation of plectane, the equal rigid coupling in left end of cloudy screw rod and positive screw rod has first gear, the equal meshing in inner of first gear is connected with the second gear, the left end of second gear and the output shaft fixed connection of first motor, the support of predetermineeing in first motor bottom and the left end below fixed connection of box, the outer end of first gear all meshes and is connected with the rack, the outer wall rigid coupling of rack has the drum, the right-hand member of drum and the left end fixed connection of plectane.

Preferably, the rack is circular.

Preferably, the thread grooves of the female screw and the male screw are distributed in a staggered manner.

Preferably, the outer wall of the box body is provided with a heating assembly;

the heating assembly comprises a sleeve, a heat insulation coating, a branch pipe, a second motor, an inclined plate, a circular ring, a sliding chute, a spring, a cross rod, a circular rod, a fan plate and a ceramic heating sheet;

the inner end of the sleeve is fixedly connected with the outer wall of the box body, the outer wall of the sleeve is coated with heat insulation coating, the upper and lower ends of the right side of the outer wall of the sleeve are communicated with branch pipes, the inner wall of the sleeve is fixedly connected with a ceramic heating sheet, the lower part of the left end of the sleeve is rotationally connected with an output shaft of a second motor through a bearing, the top of the second motor is fixedly connected with the bottom of the box body, an inclined plate is fixedly connected with the output end of the second motor, a circular ring is tightly propped against the right end of the inclined plate, the inner wall of the circular ring is in clearance fit with the left side of the outer wall of the box body through a sliding chute, the left end of the circular ring is fixedly connected with the left end of the sliding chute through a spring, the right end of the circular ring is fixedly connected with a plurality of supporting rods, the front rigid coupling of branch has a plurality of round bars, the outer wall of round bar and the inside logical groove clearance fit that predetermines of flabellum, the inner of flabellum rotates with the otic placode of predetermineeing of the outer wall of box through the round pin axle and is connected.

Preferably, the ring and the sliding groove form a sliding structure.

Preferably, the fan plates are distributed at equal intervals.

Compared with the prior art, the beneficial effects of the utility model are that: this double screw extruder of novel structure scientific and reasonable, convenience safe in utilization:

through the box, extrude mouthful, feeder hopper, plectane and the cooperation of extruding the subassembly for the device can drive the two when extruding the material and carry out the revolution in cloudy screw rod and the rotation of positive screw rod, and then enlarges the broken area of material extrusion, promotes the diffusion efficiency of material to the box inner wall direction simultaneously, and then makes the heated effect of material better, promotes and extrudes the quality.

Through the box, extrude the mouth, the feeder hopper, plectane and heating element's cooperation for the device is when extrudeing the material, and accessible ceramic heating piece heats heating oil, and then makes the box intensification through heat-conduction, and then makes the material melt, and accessible flabellum is repeated stirs heating oil simultaneously, makes heating oil's the difference in temperature littleer, improves heating oil's programming rate greatly, and then promotes extrusion efficiency, saves operating time, for people use and bring the facility.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection of the first gear, the second gear and the ring of FIG. 1;

FIG. 3 is a schematic view of the connection of the second motor, the sleeve and the ring of FIG. 1;

fig. 4 is a schematic view showing the connection relationship of the sleeve, the branch pipes and the sector plates in fig. 1.

In the figure: 1. the device comprises a box body, 2, an extrusion port, 3, a feed hopper, 4, a circular plate, 5, an extrusion assembly, 501, a female screw, 502, a male screw, 503, a first gear, 504, a second gear, 505, a first motor, 506, a rack, 507, a circular ring, 6, a heating assembly, 601, a sleeve, 602, a heat insulation coating, 603, a branch pipe, 604, a second motor, 605, an inclined plate, 606, a circular ring, 607, a sliding groove, 608, a spring, 609, a support rod, 610, a circular rod, 611, a fan plate, 612 and a ceramic heating sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a double screw extruder of novel structure, includes box 1, and the right-hand member processing of box 1 has extrusion opening 2, and the top left side rigid coupling of box 1 has feeder hopper 3, and feeder hopper 3 is used for throwing in the material, and the left end of box 1 is rotated through the bearing and is connected with plectane 4, and box 1 is rotatable when making plectane 4 atress, and the inside of box 1 is equipped with extrudes subassembly 5.

The extrusion assembly 5 comprises a female screw 501, a male screw 502, a first gear 503, a second gear 504, a first motor 505, a rack 506 and a cylinder 507, wherein the outer walls of the female screw 501 and the male screw 502 are in clearance fit with the inner wall of the box body 1, the thread grooves of the female screw 501 and the male screw 502 are distributed in a staggered manner, so that the extrusion area of the screws for materials is larger, the outer walls of the female screw 501 and the male screw 502 are rotatably connected with the inner wall of a circular plate 4 through bearings, the circular plate 4 enables the female screw 501 and the male screw 502 to rotate when stressed, the left ends of the female screw 501 and the male screw 502 are fixedly connected with the first gear 503, the inner ends of the first gear 503 are respectively connected with the second gear 504 in a meshed manner, the second gear 504 is used for driving the two first gears 503 to rotate, the left end of the second gear 504 is fixedly connected with the output shaft of the first motor 505, the first motor 505 is of the type ECMA-E11320RS, a bracket preset at the bottom of the first motor 505 is fixedly, the outer ends of the first gears 503 are all engaged with racks 506, the racks 506 are circular, so that the racks 506 can drive the cylinders 507 to rotate simultaneously when the first gears 503 rotate, the cylinders 507 are fixedly connected to the outer walls of the racks 506, and the right ends of the cylinders 507 are fixedly connected with the left end of the circular plate 4.

The outer wall of the box body 1 is provided with a heating component 6, the heating component 6 comprises a sleeve 601, a heat insulation coating 602, a branch pipe 603, a second motor 604, an inclined plate 605, a circular ring 606, a sliding groove 607, a spring 608, a cross rod 609, a circular rod 610, a fan plate 611 and a ceramic heating sheet 612, the inner end of the sleeve 601 is fixedly connected with the outer wall of the box body 1, the outer wall of the sleeve 601 is coated with the heat insulation coating 602, the heat insulation coating 602 is made of a material with Lv-Sendzein ultra-fine micro holes, the upper end and the lower end of the right side of the outer wall of the sleeve 601 are both communicated with the branch pipe 603, the branch pipe 603 is filled with and discharges heating oil, the inner wall of the sleeve 601 is fixedly connected with the ceramic heating sheet 612, the model of the ceramic heating sheet 612 is RP4040, the lower part of the left end of the sleeve 601 is rotatably connected with an output shaft of the second motor 604 through a bearing, the top of the second motor 604, the inclined plate 605 is used for driving the circular ring 606 to reciprocate left and right, the right end of the inclined plate 605 is tightly abutted to the circular ring 606, the inner wall of the circular ring 606 is in clearance fit with the left side of the outer wall of the box body 1 through the sliding groove 607, the left end of the circular ring 606 is fixedly connected with the left end of the sliding groove 607 through the spring 608, the spring 608 provides a left pulling force for the circular ring 606, the circular ring 606 and the sliding groove 607 form a sliding structure, the sliding groove 607 plays a guiding role for the circular ring 606, the right end of the circular ring 606 is fixedly connected with a plurality of supporting rods 709, the supporting rods 709 are distributed in an annular equidistant mode, the front faces of the supporting rods 709 are fixedly connected with a plurality of circular rods 610, the circular rods 610 are distributed in an equidistant mode, the outer walls of the circular rods 610 are in clearance fit with preset through grooves in the fan plates 611, the fan plates 611 are distributed in an equidistant mode, the transverse rod 609.

In this embodiment, when the twin-screw extruder with the novel structure is used, firstly, heating oil is filled into the tower sleeve 601 through the branch pipe 603, the ceramic heating plate 612, the first motor 604 and the first motor 505 are all connected with an external power supply, the heating oil can be rapidly heated through the ceramic heating plate 612, meanwhile, through the arrangement of the inclined plate 605 and the clearance fit between the circular ring 606 and the chute 607, the circular ring 606 can reciprocate left and right through the pushing of the inclined plate 605 and the rebounding of the spring 608 along with the rotation of the inclined plate 605, through the clearance fit between the circular rod 610 and the sector plate 611 and the rotational connection between the sector plate 611 and the box 1, the sector plate 611 can rotate back and forth, and then the heating oil is repeatedly stirred, so that the heating oil with different temperatures collide with each other and are mixed, and then the heating oil temperature rising efficiency is improved, the material is put into the box 1 through the feed hopper 3, and is connected with the two first gears 503 through the meshing connection of the second gear 504 and the two first, so that the female screw 501 and the male screw 502 rotate simultaneously to extrude, crush and fuse the materials and transmit the materials to the extrusion port 2, and simultaneously the circular plate 4 drives the female screw 501 and the male screw 502 to revolve simultaneously through the meshing connection of the first gear 503 and the rack 506 and the rotational connection of the circular plate 4 and the box body 1, thereby enlarging the area for extruding and crushing the materials, simultaneously improving the diffusion efficiency of the materials to the inner wall of the box body 1, leading the materials to have better heating effect and further facilitating the use of people,

in the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a double screw extruder of novel structure, includes box (1), its characterized in that: an extrusion opening (2) is machined at the right end of the box body (1), a feed hopper (3) is fixedly connected to the left side of the top of the box body (1), a circular plate (4) is rotatably connected to the left end of the box body (1) through a bearing, and an extrusion assembly (5) is arranged inside the box body (1);

the extrusion assembly (5) comprises a female screw (501), a male screw (502), a first gear (503), a second gear (504), a first motor (505), a rack (506) and a cylinder (507);

the outer wall of cloudy screw rod (501) and positive screw rod (502) all with the inner wall clearance fit of box (1), the outer wall of cloudy screw rod (501) and positive screw rod (502) passes through the bearing and is connected with the inner wall rotation of plectane (4), the equal rigid coupling in left end of cloudy screw rod (501) and positive screw rod (502) has first gear (503), the equal meshing of the inner of first gear (503) is connected with second gear (504), the left end of second gear (504) and the output shaft fixed connection of first motor (505), the support of predetermineeing in first motor (505) bottom and the left end below fixed connection of box (1), the outer end of first gear (503) all meshes and is connected with rack (506), the outer wall rigid coupling of rack (506) has drum (507), the right-hand member and the left end fixed connection of plectane (4) of drum (507).

2. The twin-screw extruder of a novel structure according to claim 1, characterized in that: the rack (506) is circular.

3. The twin-screw extruder of a novel structure according to claim 1, characterized in that: the thread grooves of the female screw (501) and the male screw (502) are distributed in a staggered mode.

4. The twin-screw extruder of a novel structure according to claim 1, characterized in that: the outer wall of the box body (1) is provided with a heating assembly (6);

the heating assembly (6) comprises a sleeve (601), a heat insulation coating (602), branch pipes (603), a second motor (604), an inclined plate (605), a circular ring (606), a sliding groove (607), a spring (608), a cross rod (609), a round rod (610), a fan plate (611) and a ceramic heating sheet (612);

the inner end of the sleeve (601) is fixedly connected with the outer wall of the box body (1), the outer wall of the sleeve (601) is coated with heat insulation paint (602), the upper end and the lower end of the right side of the outer wall of the sleeve (601) are both communicated with branch pipes (603), the inner wall of the sleeve (601) is fixedly connected with a ceramic heating sheet (612), the lower part of the left end of the sleeve (601) is rotatably connected with an output shaft of a second motor (604) through a bearing, the top of the second motor (604) is fixedly connected with the bottom of the box body (1), the output end of the second motor (604) is fixedly connected with a sloping plate (605), the right end of the sloping plate (605) is tightly propped against a circular ring (606), the inner wall of the circular ring (606) is in clearance fit with the left side of the outer wall of the box body (1) through a sliding groove (607), and the left end of the circular ring (606) is fixedly connected with the, the right-hand member rigid coupling of ring (606) has a plurality of branches (709), the front rigid coupling of branch (709) has a plurality of round bars (610), the outer wall of round bar (610) and the inside predetermined logical groove clearance fit that predetermines of fan board (611), the inner of fan board (611) is connected through the rotation of the otic placode of the outer wall predetermined of round pin axle and box (1).

5. The twin-screw extruder of a novel structure according to claim 4, characterized in that: the circular ring (606) and the sliding groove (607) form a sliding structure.

6. The twin-screw extruder of a novel structure according to claim 4, characterized in that: the fan plates (611) are distributed at equal intervals.