CN213833353U

CN213833353U - Fixed screw extruder

Info

Publication number: CN213833353U
Application number: CN202021658933.7U
Authority: CN
Inventors: 雷武军; 蔡建利; 蔡翔; 刘洪川; 黎诗奇; 汤春林; 龙太海; 何永虎; 王杜槟; 帅兴国; 陈启超; 曹立荣
Original assignee: Sichuan Province Jin Teng Environmental Building Materials Co ltd
Current assignee: Sichuan Province Jin Teng Environmental Building Materials Co ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-07-30
Anticipated expiration: 2030-08-11

Abstract

The utility model discloses a fixed screw extruder, which comprises a base and a vertical plate, wherein the upper side of the base is fixedly connected with the vertical plate, a speed reducing motor is fixed on the vertical plate through screws, a feeding box is fixed on one side of the vertical plate, which is away from the speed reducing motor, through screws, a feeding hopper is fixedly embedded on the upper side of the feeding box, one side of the feeding box, which is away from the vertical plate, is rotatably connected with a feeding cylinder through a seal bearing, an output shaft of the speed reducing motor passes through a rotating shaft fixedly connected with the vertical plate, one end of the rotating shaft extends into the feeding cylinder, the fixed screw extruder has the characteristics of reasonable internal structure design and material mixing transmission, in the specific use, the feeding cylinder reversely rotates relative to a helical blade, and a stirring blade can separate partial material from the material in the process of material transmission, thereby mixing different materials, playing a stirring effect and leading the screw extruder to have a material mixing effect, material mixing equipment is not required to be added, and the material conveying cost is saved.

Description

Fixed screw extruder

Technical Field

The utility model relates to a screw extruder, in particular to fixed screw extruder.

Background

The operation principle of the fixed screw extruder is as follows: when the screw shaft rotates, the material can only move forwards along the bottom of the conveyor under the pushing of the blades due to the gravity of the material and the friction force generated by the material and the wall of the trough body, the situation is as if the nut which cannot rotate does translational motion along the rotating screw, the material is moved in the middle bearing by the pushing force of the material which advances backwards, so the material is conveyed in the conveyor and is completely a sliding motion.

At present, fixed screw extruder often is suitable for as conveying equipment, and when needing to transmit reinforced to multiple material, need add and establish mixing apparatus and mix the material earlier, this has increased the production burden undoubtedly, and it is thus obvious that current fixed screw extruder needs further improvement in practical application.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixed screw extruder to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a fixed screw extruder comprises a base and a vertical plate, wherein the upper side of the base is fixedly connected with the vertical plate, a speed reducing motor is fixed on the vertical plate through screws, a feeding box is fixed on one side of the vertical plate, which is away from the speed reducing motor, through screws, a feeding hopper is fixedly embedded on the upper side of the feeding box, one side of the feeding box, which is away from the vertical plate, is rotatably connected with a material conveying cylinder through a sealing bearing, an output shaft of the speed reducing motor penetrates through the vertical plate and is fixedly connected with a rotating shaft, one end of the rotating shaft extends into the material conveying cylinder, a part of the rotating shaft, which is positioned in the feeding box, is fixedly sleeved with a first helical blade, a part of the rotating shaft, which is positioned in the material conveying cylinder, is fixedly sleeved with a plurality of second helical blades, a material inlet is arranged on one side end face, which is close to the feeding box, of the material conveying cylinder, a material outlet is arranged on one side end face, which is away from the feeding box, four hinged seats are fixedly connected below the material conveying cylinder, the articulated seat is internally and all rotatably embedded with a rotating rod, the outer side of the rotating rod is fixedly sleeved with a gear, the middle part of the base is fixedly connected with a fixed plate, one side of the fixed plate is fixed with a driving motor through a screw, the outer side of the conveying cylinder is fixedly sleeved with two outer toothed rings, and the inner wall of the conveying cylinder is fixedly connected with a plurality of stirring blades.

Preferably, the outer gear ring is engaged and connected between adjacent gears, and the output end of the driving motor passes through the fixing plate and is fixedly connected with one of the rotating rods.

Preferably, the feed inlet and the discharge outlet are both in a conical structure.

Preferably, a plurality of No. two helical blade equidistance sets up in the pivot, No. two helical blade and stirring leaf interval set up.

Preferably, the first helical blade and the second helical blade are of a same-direction helical structure.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a fixed screw extruder has the characteristics of internal structure reasonable in design and compounding transmission, and in concrete use, the feed delivery section of thick bamboo is for helical blade antiport, and the stirring leaf can be at the in-process separation part material antedisplacement of material transmission to make different materials mix, play the stirring effect, makeed screw extruder possess the compounding effect, need not to establish compounding equipment with, practiced thrift defeated material cost.

Drawings

FIG. 1 is a side sectional view of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is a sectional view of the feed delivery cylinder of the present invention;

fig. 4 is an enlarged view of a structure at a in fig. 1 of the present invention.

In the figure: 1. a base; 2. a vertical plate; 3. a reduction motor; 4. feeding into a box; 5. a hopper; 6. a delivery cylinder; 7. sealing the bearing; 8. an outer ring gear; 9. stirring blades; 10. a rotating shaft; 11. a first helical blade; 12. a second helical blade; 13. a discharge port; 14. a feed inlet; 15. a drive motor; 16. a fixing plate; 17. a hinged seat; 18. a gear; 19. and (4) rotating the rod.

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: a fixed screw extruder comprises a base 1 and a vertical plate 2, the upper side of the base 1 is fixedly connected with the vertical plate 2, a speed reducing motor 3 is fixed on the vertical plate 2 through screws, a feeding box 4 is fixed on one side of the vertical plate 2 far away from the speed reducing motor 3 through screws, a feeding hopper 5 is fixedly embedded on the upper side of the feeding box 4, one side of the feeding box 4 far away from the vertical plate 2 is rotatably connected with a material conveying cylinder 6 through a sealing bearing 7, an output shaft of the speed reducing motor 3 penetrates through the vertical plate 2 and is fixedly connected with a rotating shaft 10, one end of the rotating shaft 10 extends into the material conveying cylinder 6, a part of the rotating shaft 10, which is positioned in the material conveying cylinder 4, is fixedly sleeved with a first helical blade 11, a plurality of second helical blades 12 are fixedly sleeved on the part, which is positioned in the material conveying cylinder 6, a feeding port 14 is arranged on the end face of one side, which is close to the material conveying cylinder 6, which is far away from the material conveying cylinder 4, is provided with a discharging port 13, the lower part of the material conveying cylinder 6 is fixedly connected with four hinged seats 17 on the base 1, rotating rods 19 are embedded in the hinged seats 17 in a rotating mode, gears 18 are fixedly sleeved on the outer sides of the rotating rods 19, a fixing plate 16 is fixedly connected to the middle of the base 1, a driving motor 15 is fixed to one side of the fixing plate 16 through screws, two outer toothed rings 8 are fixedly arranged on the outer sides of the material conveying cylinder 6, and a plurality of stirring blades 9 are fixedly connected to the inner wall of the material conveying cylinder 6.

The outer toothed ring 8 is engaged and connected between adjacent gears 18, the output end of the driving motor 15 passes through the fixing plate 16 and is fixedly connected with one of the rotating rods 19, and the gears 18 are engaged and drive the outer toothed ring 8, so that the material conveying cylinder 6 is driven to rotate continuously.

The feed inlet 14 and the discharge outlet 13 are both in a conical structure, so that the conveying caliber is reduced, and the feeding and discharging speeds of materials can be effectively improved.

Wherein, a plurality of No. two helical blade 12 equidistance settings are in pivot 10, and No. two helical blade 12 and stirring leaf 9 intervals set up, and No. two helical blade 12 can extrude the material and move forward, and stirring leaf 9 then can stir in material transmission process, promotes the material and mixes.

Wherein, helical blade 11 and No. two helical blade 12 are syntropy helical structure, and when helical blade 11 and No. two helical blade 12 syntropy rotated, can promote the material antedisplacement in step.

Specifically, the utility model discloses when using, pour different materials into in the loading hopper 5 earlier, restart gear motor 3 and driving motor 15, gear motor 3 then can drive pivot 10 and rotate, and then drive helical blade 11 and No. two helical blade 12 syntropy transmission materials, driving motor 15 then can drive bull stick 19 and gear 18 and rotate, and then mesh transmission outer ring gear 8, make 6 antiport of conveying section of thick bamboo, and simultaneously, stirring leaf 9 and No. two helical blade 12 are asynchronous rotatory, can play good stirring effect, make the material further mix in transmission process, the compounding performance of screw extrusion conveyer has been increased, the structure of screw extrusion conveyer has been optimized, need not to add and establish compounding equipment, the defeated material cost has been practiced thrift.

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.

Furthermore, the terms "first", "second", "third", "fourth" 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, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

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 fixed screw extruder, includes base (1) and riser (2), its characterized in that, upside fixedly connected with riser (2) of base (1), the fix with screw has gear motor (3) on riser (2), one side fix with screw that gear motor (3) were kept away from in riser (2) has pan feeding case (4), the fixed hopper (5) that are equipped with of upside of pan feeding case (4), one side that riser (2) were kept away from in pan feeding case (4) is passed through sealed bearing (7) and is rotated with defeated feed cylinder (6) and is connected, the output shaft of gear motor (3) passes riser (2) fixedly connected with pivot (10), the one end of pivot (10) extends to in defeated feed cylinder (6), the fixed cover of part that pivot (10) are located in pan feeding case (4) is equipped with helical blade (11), the fixed cover of part that pivot (10) are located in defeated feed cylinder (6) is equipped with a plurality of helical blade (12) The feed inlet is formed in one side end face, close to the feeding box (4), of the conveying cylinder (6), a discharge outlet (13) is formed in one side end face, far away from the feeding box (4), of the conveying cylinder (6), four hinged seats (17) are fixedly connected to the base (1) below the conveying cylinder (6), rotating rods (19) are embedded in the hinged seats (17) in a rotating mode, gears (18) are fixedly sleeved on the outer sides of the rotating rods (19), a fixing plate (16) is fixedly connected to the middle of the base (1), driving motors (15) are fixed to one side of the fixing plate (16) through screws, two outer toothed rings (8) are fixedly sleeved on the outer sides of the conveying cylinder (6), and a plurality of stirring blades (9) are fixedly connected to the inner wall of the conveying cylinder (6).

2. A stationary screw extruder according to claim 1, wherein: the outer gear ring (8) is meshed and connected between adjacent gears (18), and the output end of the driving motor (15) penetrates through the fixing plate (16) to be fixedly connected with one rotating rod (19).

3. A stationary screw extruder according to claim 1, wherein: the feed inlet (14) and the discharge outlet (13) are both in a conical structure.

4. A stationary screw extruder according to claim 1, wherein: a plurality of No. two helical blade (12) equidistance sets up on pivot (10), No. two helical blade (12) and stirring leaf (9) interval set up.

5. A stationary screw extruder according to claim 1, wherein: the first helical blade (11) and the second helical blade (12) are of equidirectional helical structures.