CN219903518U

CN219903518U - Double-screw extrusion forming device for material preparation

Info

Publication number: CN219903518U
Application number: CN202320506592.9U
Authority: CN
Inventors: 张斌良; 曲涛; 陆永建; 赵景梅
Original assignee: Jiangsu Xinde High Polymer Material Co ltd
Current assignee: Jiangsu Xinde High Polymer Material Co ltd
Priority date: 2023-03-16
Filing date: 2023-03-16
Publication date: 2023-10-27
Anticipated expiration: 2033-03-16

Abstract

The utility model relates to the technical field of material preparation, in particular to a double-screw extrusion forming device for material preparation, which comprises an extrusion box, wherein the upper end surface of the extrusion box is fixedly connected with a feeding barrel, the front end surface of the feeding barrel is fixedly connected with a hollow shell, the right side of the front inside of the hollow shell is fixedly connected with a motor, the left end surface of the motor is fixedly connected with a first bevel gear, the front left side of the first bevel gear is meshed with a second bevel gear, the inside of the second bevel gear is spirally connected with a threaded rod, and the top end of the rear of the threaded rod is rotationally connected with a hollow column; through motor, hollow post, slider, compression spring and the clamp plate that set up for the device can remove the clamp plate to the pan feeding section of thick bamboo directly over and borrow external force to push down the material that blocks up or is not rolled into by the spiral heating rod, and security performance is strong when improving adjustment material efficiency, effectively prevents to appear the instrument by the condition of spiral heating rod roll-in.

Description

Double-screw extrusion forming device for material preparation

Technical Field

The utility model relates to the technical field of material preparation, in particular to a double-screw extrusion molding device for material preparation.

Background

The utility model discloses a medical polymer material preparation is with twin-screw extrusion device in chinese patent application publication CN 108556304A, base bottom left and right sides all is provided with the support column, motor case bottom left side is provided with the motor, the motor right side is provided with the action wheel through the output shaft, the hob left side all is provided with the connecting rod, connecting rod and motor case and extrusion case junction all are provided with the bearing, extrusion case top is provided with the feeder hopper, heating case inner chamber bottom right side is provided with the electric fan heater, this twin-screw extrusion device simple structure, convenient operation, and its very big improvement production efficiency, heating through the electric fan heater can make medical polymer material soften, be convenient for carry out extrusion to it, very big improvement the compliance of finished product, not only reduced the probability that the finished product damaged, reduced the loss of cost simultaneously, very big satisfied the user demand.

The screw extrusion device is characterized in that a heatable screw heating rod is arranged inside the screw extrusion device, when materials are poured into the screw extrusion device, if the volume of the materials is large or the surface is smooth, operators are required to stir the materials by using tools and enable the materials to be extruded by the screw heating rod smoothly, most of the tools use rod-shaped objects, when the materials are distributed in a scattered manner, the rod-shaped objects cannot be stirred all at one time, the rod-shaped objects are easily involved by the screw heating rod during low efficiency, and extrusion finished products cannot be normally processed and used during dangerous conditions, so that the screw extrusion device for preparing the materials is provided.

Disclosure of Invention

The utility model aims to provide a double-screw extrusion molding device for material preparation, which aims to solve the problems that the efficiency of stirring materials which cannot be extruded by a spiral heating rod by using a tool in the prior art is low and the materials are easily rolled into the extrusion molding device by the spiral heating rod.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a twin-screw extrusion forming device for material preparation, includes the extrusion case, extrusion case up end fixedly connected with goes into the feed cylinder, terminal surface fixedly connected with cavity shell before the feed cylinder, the inside right-hand fixedly connected with motor of front side of cavity shell, the first helical gear of motor left end face fixedly connected with, first helical gear left side the place ahead meshing has the second helical gear, the inside screwed connection of second helical gear has the threaded rod, threaded rod rear top rotates and is connected with the hollow column, the inside rear sliding connection of hollow column has the slider, slider other end fixedly connected with clamp plate.

Preferably, the fixed rod is fixedly connected with the middle inside the hollow column, the outer side of the fixed rod is in sliding connection with the sliding block, the compression spring is fixedly connected with the lower part inside the hollow column, the other end of the compression spring is fixedly connected with the sliding block, the inner side of the compression spring is in sliding connection with the hollow column, the outer side of the pressing plate is in sliding connection with the feeding barrel, and the upper end face of the pressing plate is fixedly connected with the limiting ring.

Preferably, the front end face of the second bevel gear is fixedly connected with a sliding rod and a lug, the sliding rod and the lug are located on the front side of the interior of the hollow shell and are rotationally connected with the interior of the hollow shell, the middle of the front side of the interior of the hollow shell is in threaded connection with the threaded rod in a threaded manner, and the length of the threaded rod is the same as the front-back length of the interior of the hollow shell.

Preferably, the sliding groove is formed in the rear of the hollow column, the width of the sliding groove in the rear of the hollow column is the same as the left and right length of the sliding block, the T-shaped groove is formed in the front side of the feeding barrel, the length width of the top of the T-shaped groove in the front side of the feeding barrel is the same as the left and right length and thickness of the pressing plate, and the length width of the middle of the T-shaped groove in the front side of the feeding barrel is the same as the length width of the rear end face of the hollow shell.

Preferably, the spiral heating rod is rotationally connected inside the extrusion box, a discharging pipe is fixedly connected in the middle of the lower end face of the extrusion box, a fan is fixedly connected to the left side of the lower end face of the extrusion box, an air delivery pipe is fixedly connected to the right end face of the fan, an air collecting plate is fixedly connected to the other end of the air delivery pipe, an air outlet pipe is fixedly connected to the lower end face of the air collecting plate, and the upper end face of the air collecting plate is fixedly connected with the extrusion box.

Preferably, the number of the air outlet pipes is 2, the air outlet pipes are distributed on the left side and the right side of the lower end face of the air collecting plate, the air collecting plate is in a hollow state, and the air outlet of the air outlet pipes is parallel to the lower side of the discharging pipe.

Compared with the prior art, the utility model has the beneficial effects that:

through the motor, hollow post, slider, compression spring and the clamp plate that set up for the device can remove the clamp plate to the pan feeding section of thick bamboo directly over and borrow external force to roll up the material of jam or not being rolled into by the spiral heating rod and push down, improve the condition that the instrument was rolled into by the spiral heating rod when adjusting material efficiency, and through the fan, the air-delivery line, the air-collecting plate and the play tuber pipe of setting, make the device can be by spiral heating rod extrusion and cool off from the material that the discharging pipe flows, effectively prevent that the material from being by the high and other finished product materials of heap adhesion each other of extrusion back surface temperature.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic top cross-sectional view of a hollow shell of the present utility model;

FIG. 3 is a schematic view of a right side cross-section of a hollow column of the present utility model;

fig. 4 is a schematic cross-sectional view of an air outlet pipe according to the present utility model.

In the figure: 1. an extrusion box; 2. a feeding cylinder; 3. a hollow shell; 4. a motor; 5. a first helical gear; 6. a second helical gear; 7. a threaded rod; 8. a hollow column; 9. a slide block; 10. a pressing plate; 11. a limiting ring; 12. a fixed rod; 13. a compression spring; 14. a spiral heating rod; 15. a discharge pipe; 16. a blower; 17. an air delivery pipe; 18. a wind collecting plate; 19. and (5) an air outlet pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-4, the present utility model provides a technical solution:

the utility model provides a twin-screw extrusion forming device for material preparation, including extrusion case 1, extrusion case 1 up end fixedly connected with goes into feed cylinder 2, the preceding terminal surface fixedly connected with cavity shell 3 of feed cylinder 2, the inside front side right-hand fixedly connected with motor 4 of cavity shell 3, the first helical gear 5 of motor 4 left end face fixedly connected with, first helical gear 5 left side the place ahead meshing has second helical gear 6, the inside screw connection of second helical gear 6 has threaded rod 7, threaded rod 7 rear top is rotated and is connected with cavity post 8, the inside rear sliding connection of cavity post 8 has slider 9, slider 9 other end fixedly connected with clamp plate 10.

Referring further to fig. 1-3, a fixed rod 12 is fixedly connected to the middle inside the hollow column 8, the outer side of the fixed rod 12 is slidably connected with a sliding block 9, a compression spring 13 is fixedly connected to the lower part inside the hollow column 8, the other end of the compression spring 13 is fixedly connected with the sliding block 9, the inner side of the compression spring 13 is slidably connected with the hollow column 8, the outer side of a pressing plate 10 is slidably connected with a feeding cylinder 2, the upper end face of the pressing plate 10 is fixedly connected with a limiting ring 11, a sliding rod and a protruding block are fixedly connected to the front end face of a second bevel gear 6 through a motor 4, the hollow column 8, the sliding block 9, the compression spring 13 and the pressing plate 10 which are arranged, the sliding rod and the protruding block are positioned on the front side inside the hollow shell 3 and are rotatably connected with the inner side of the hollow shell 3, the middle inside the front side of the hollow shell 3 is spirally connected with a threaded rod 7, the length of the threaded rod 7 is the same as the front and back length of the hollow shell 3, the sliding groove is formed in the rear of the hollow column 8, the width of the sliding groove in the rear of the hollow column 8 is the same as the left and right length of the sliding block 9, the T-shaped groove is formed in the front side of the feeding cylinder 2, the length width of the top of the T-shaped groove in the front side of the feeding cylinder 2 is the same as the left and right length and thickness of the pressing plate 10, the length width of the middle of the T-shaped groove in the front side of the feeding cylinder 2 is the same as the length width of the rear end face of the hollow shell 3, and the device can move the pressing plate 10 to the position right above the feeding cylinder 2 and press down the material which is blocked or is not wound by the spiral heating rod 14 by external force, so that the safety performance is high while the efficiency of adjusting the material is improved, and the situation that a tool is wound by the spiral heating rod 14 is effectively prevented.

Referring to fig. 1 and 4, a spiral heating rod 14 is rotatably connected inside the extrusion box 1, a discharging pipe 15 is fixedly connected in the middle of the lower end surface of the extrusion box 1, a fan 16 is fixedly connected to the left side of the lower end surface of the extrusion box 1, an air delivery pipe 17 is fixedly connected to the right end surface of the fan 16, an air collecting plate 18 is fixedly connected to the other end of the air delivery pipe 17, an air outlet pipe 19 is fixedly connected to the lower end surface of the air collecting plate 18, and the upper end surface of the air collecting plate 18 is fixedly connected with the extrusion box 1.

Further referring to fig. 1 and 4, through the fan, the air-conveying pipe, the air collecting plate and the air outlet pipe that set up, and the quantity of air outlet pipe 19 is 2, and air outlet pipe 19 distributes in the left and right sides of air collecting plate 18 lower terminal surface, and air collecting plate 18 inside is hollow state, and the air outlet of air outlet pipe 19 is parallel with discharging pipe 15 below for the device can be in being extruded by spiral heating rod 14 and cooling from the material that discharging pipe 15 was flowed out, effectively prevents that the material from being by the too high and other finished product materials adhesion each other that pile fall of surface temperature behind the extrusion.

When the double-screw extrusion molding device for material preparation is used, materials needing extrusion molding are put into the feed cylinder 2, then the spiral heating rod 14 is opened, the spiral heating rod 14 winds the materials into the materials and extrudes the materials, the molded materials flow outwards through the discharge pipe 15, the fan 16 is opened, the fan 16 sucks air and sends the air into the air collecting plate 18 through the air delivery pipe 17, the air is sent into the air delivery pipe 19 through the air collecting plate 18, the air flows out from the air delivery pipe 19 to the lower part of the discharge pipe 15, the air can cool the surfaces of the materials rapidly, the materials and other molding materials are prevented from being adhered to each other, if the materials which are blocked or not wound by the spiral heating rod 14 are encountered, the motor 4 in the hollow shell 3 is opened, the motor 4 drives the first bevel gear 5 to rotate, the threaded rod 7 in the second bevel gear 6 on the left Fang Niege of the first bevel gear 5 drives the hollow column 8 to move towards the feeding cylinder 2 until the pressing plate 10 is completely positioned above the feeding cylinder 2, a tool is placed in the limiting ring 11 above the pressing plate 10, the pressing plate 10 is pressed downwards, the pressing plate 10 is subjected to force to drive the sliding block 9 and slide downwards along the fixing rod 12, the compression spring 13 deforms, at the moment, the pressing plate 10 is pressed downwards by materials which are blocked or not wound in by the spiral heating rod 14 and the spiral heating rod 14 is extruded to form the materials, and the safety performance is high, and meanwhile the efficiency is improved.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a twin-screw extrusion device for material preparation, includes extrusion case (1), its characterized in that: the novel plastic extrusion device is characterized in that the upper end face of the extrusion box (1) is fixedly connected with the feeding barrel (2), the front end face of the feeding barrel (2) is fixedly connected with the hollow shell (3), the right side of the front side of the hollow shell (3) is fixedly connected with the motor (4), the left end face of the motor (4) is fixedly connected with the first bevel gear (5), the left side of the first bevel gear (5) is meshed with the second bevel gear (6), the second bevel gear (6) is internally and spirally connected with the threaded rod (7), the top end of the rear of the threaded rod (7) is rotationally connected with the hollow column (8), the rear of the hollow column (8) is slidingly connected with the sliding block (9), and the other end of the sliding block (9) is fixedly connected with the pressing plate (10).

2. A twin screw extrusion apparatus for manufacturing materials as defined in claim 1, wherein: the utility model discloses a hollow column, including cavity post (8), compression spring (13) and pan feeding section of thick bamboo (2), compression spring (13) inboard and cavity post (8) sliding connection, clamp plate (10) outside and pan feeding section of thick bamboo (2) sliding connection, clamp plate (10) up end fixedly connected with spacing ring (11).

3. A twin screw extrusion apparatus for the preparation of materials as defined in claim 2, wherein: the end face fixedly connected with sliding rod and lug before second helical gear (6), and sliding rod and lug are located inside front side of cavity shell (3) and rotate with cavity shell (3) inside and be connected, with threaded rod (7) screwed connection in the middle of cavity shell (3) inside front side, and the length of threaded rod (7) is the same with the inside front and back length of cavity shell (3).

4. A twin screw extrusion apparatus for the preparation of materials as defined in claim 3, wherein: the utility model discloses a feeding barrel, including cavity post (8), slider (9), pan feeding barrel (2), push rod (10) and pan feeding barrel (2), the spout is seted up at inside rear of cavity post (8), and the spout width at inside rear of cavity post (8) is the same with the length about slider (9) about length, the T type groove is seted up to the inside front side of pan feeding barrel (2), the length width at the T type groove top of pan feeding barrel (2) front side all is the same with the length width of clamp plate (10) about length and thickness, and the length width in the middle of the T type groove of pan feeding barrel (2) front side all is the same with the length width of cavity shell (3) rear end face.

5. A twin screw extrusion apparatus for manufacturing materials as defined in claim 1, wherein: the novel air conditioner is characterized in that a spiral heating rod (14) is connected to the inside of the extrusion box (1) in a rotating mode, a discharging pipe (15) is fixedly connected to the middle of the lower end face of the extrusion box (1), a fan (16) is fixedly connected to the left side of the lower end face of the extrusion box (1), an air conveying pipe (17) is fixedly connected to the right end face of the fan (16), an air collecting plate (18) is fixedly connected to the other end of the air conveying pipe (17), an air outlet pipe (19) is fixedly connected to the lower end face of the air collecting plate (18), and the upper end face of the air collecting plate (18) is fixedly connected with the extrusion box (1).

6. A twin screw extrusion apparatus for manufacturing materials as defined in claim 5, wherein: the number of the air outlet pipes (19) is 2, the air outlet pipes (19) are distributed on the left side and the right side of the lower end face of the air collecting plate (18), the inside of the air collecting plate (18) is in a hollow state, and the air outlet of the air outlet pipes (19) is parallel to the lower side of the discharging pipe (15).