CN217856014U - Straw extrusion molding machine - Google Patents

Abstract

The utility model discloses a straw extrusion molding machine, including a feeding section of thick bamboo, an upper fixed plate, dial material acanthus, outer rotary die, from driving wheel, action wheel, motor, base, bolster bearing housing, cutting off cutter, step, ring gear, outer gear, unloading passageway, inner support post, transmission shaft, internal rotation mould, bottom plate, take-up (stock) pan and feeding baffle. The utility model discloses an inside and outside rotary die extrusion raw materials direct molding has reduced the friction and has generated heat, has avoided prior art to handle produced a large amount of energy losses of straw and power consumption cost through friction and heating, greatly reduced energy consumption. Outer rotary die can carry out extrusion with a plurality of internal rotation mould simultaneously, and outer rotary die and internal rotation mould can rotate in step, have improved extrusion's efficiency by a wide margin, have realized serialization production.

Description

Straw extrusion molding machine

Technical Field

The utility model relates to a straw former field specifically is a straw extrusion molding machine.

Background

The straws are wastes left after the crops are harvested, but the straws contain rich nutritional ingredients and can be used as feed, so that a large amount of waste can be caused by discarding the straws, and serious pollution can be caused by burning the straws, so that the key point is to improve the comprehensive utilization rate of the crop straws and extrude the straws for recycling.

The working principle of the existing straw extrusion molding machine is that the temperature of straws is greatly increased by friction and heating, the straws are changed into a fluid state and extruded out, and cylindrical straw particles are formed after extrusion and drying. Under the working principle, a large amount of electric energy is consumed due to the large amount of heat supply for the straw extrusion molding machine, a large amount of energy is used, and the efficiency is low.

The document of application number 202020600336.2 discloses a corn straw granulator, and a forming box is arranged above a box body of the device, a fan, an electric heating rod and the like are arranged in the middle of the box body, and a fixed seat and a screen are arranged at two ends of the bottom of the box body. The pressing die designed in the device is uniform in stress and not easy to loosen, and the device is provided with the drying device, so that straw particles are easy to adhere together. But the fan and the electric heating rod of the device consume large electric energy and have lower efficiency; in addition, the diameter of the connecting pipe of the device is small, so that the raw material is easy to block.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model aims to solve the technical problem of providing a straw extrusion forming machine.

The technical scheme of the utility model for solving the technical problems is to provide a straw extrusion molding machine, which is characterized in that the molding machine comprises a feeding cylinder, an upper fixed plate, a material shifting blade plate, an external rotating mold, a driven wheel, a driving wheel, a motor, a base, an upper bearing seat, a cutting knife, a lower bearing seat, an inner gear ring, an outer gear, a blanking channel, an inner support column, a transmission shaft, an internal rotating mold, a lower fixed plate, a material receiving disc and a feeding baffle plate;

the receiving tray is fixed on the base; the inner support column is fixed on the material receiving disc; the upper fixing plate is fixed at the top of the inner supporting column, and is provided with a feed inlet for raw materials to enter; the lower fixing plate is fixed on the outer side wall of the inner supporting column;

the outer rotating die is rotatably arranged on the outer side of the lower fixing plate; the feeding cylinder is fixed on the outer rotary die; the material shifting blade plate is rotatably nested on the outer side of the feeding baffle plate, and the tail end of the material shifting blade plate is fixed on the inner wall of the feeding cylinder; the inner ring of the driven wheel is fixed on the outer rotating die; the shell of the motor is fixed on the base, and the output end of the motor is fixedly connected with the axle center of the driving wheel; the driving wheel is connected with the driven wheel;

the feeding baffle is fixed on the outer side wall of the inner support column along the circumferential direction of the inner support column and positioned between the upper fixing plate and the lower fixing plate, and a space formed by the upper fixing plate, the lower fixing plate, the outer rotating mold and the inner support column is divided into a plurality of subspaces along the circumferential direction of the inner support column; each subspace is provided with an upper bearing seat, a plurality of cutting knives, a lower bearing seat, a transmission shaft and an inner rotary die; the upper bearing seat is fixed in the upper fixing plate, the lower bearing seat is fixed in the lower fixing plate, and two ends of the transmission shaft are rotatably arranged in the upper bearing seat and the lower bearing seat; the inner rotating die is fixed on the outer side wall of the transmission shaft; the inner rotary die groove arranged on the outer side wall of the inner rotary die is matched with the outer rotary die groove arranged on the inner side wall of the outer rotary die, and the raw materials are extruded and formed; the cutting knife is fixed on the outer side wall of the feeding baffle plate to cut off the extrusion molding;

an external gear is fixed on the outer side wall of each transmission shaft; an inner gear ring is fixed on the inner side surface of the outer rotating die along the circumferential direction, and an outer gear is in meshed connection with the inner gear ring; the blanking channel is fixed on the outer side wall of the inner supporting column along the circumferential direction of the inner supporting column; the lower fixing plate is provided with a through hole, the starting end of the blanking channel is connected with the through hole of the lower fixing plate, and the tail end of the blanking channel is connected with the receiving disc.

Compared with the prior art, the utility model discloses beneficial effect lies in:

(1) The utility model discloses an inside and outside rotary die extrusion raw materials direct molding has reduced the friction and has generated heat, has avoided prior art to handle produced a large amount of energy losses of straw and power consumption cost through friction and heating, greatly reduced energy consumption.

(2) Outer rotary die can carry out extrusion with a plurality of internal rotation mould simultaneously, and outer rotary die and internal rotation mould can rotate in step, have improved extrusion's efficiency by a wide margin, have realized serialization production.

(3) The stirring blade plate and the feeding cylinder rotate together, so that raw materials can be stirred uniformly, and the feeding amount is increased while the raw materials are prevented from blocking the mechanism.

(4) The form of driving a belt wheel by a motor is adopted, so that the problems of sealing performance, hydraulic oil pollution and the like of a hydraulic system are solved; and the form is simple and efficient, and the later maintenance cost is lower and is simpler and more convenient.

(5) The raw materials are uniformly cut by using a cutting knife after being extruded and molded, so that the raw materials are prevented from being broken into particles with non-uniform length during blanking, and the follow-up treatment is facilitated; while preventing clogging of the blanking passage.

Drawings

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

fig. 2 is a schematic partial cross-sectional view of the present invention;

fig. 3 is a schematic top view of the partial structure of the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 4 according to the present invention;

fig. 5 is an axial view of the inner rotary die of the present invention;

fig. 6 is a schematic top view of the upper fixing plate of the present invention.

In the figure, 1, a feed cylinder; 2. an upper fixing plate; 2-1, a feed inlet; 3. a material stirring blade plate; 4. an outer rotating mold; 4-1, forming a groove of the outer rotary die; 5. a driven wheel; 6. a feed baffle; 7. a driving wheel; 8. a motor; 9. a base; 10. a speed reducer; 11. a coupling; 12. an upper bearing seat; 13. a cutting knife; 14. a lower bearing seat; 15. an inner gear ring; 16. an outer gear; 17. a blanking channel; 18. an inner support column; 18-1, a step; 19. a drive shaft; 20. rotating the mold in the inner direction; 20-1, rotating the die groove in an inner mode; 21. a lower fixing plate; 22. a flange; 23. a take-up pan; 24. a roller bearing; 25. a feed baffle; 25-1 parts of material blocking blocks.

Detailed Description

Specific embodiments of the present invention are given below. The specific embodiments are only used for further detailed description of the present invention, and do not limit the scope of the claims of the present invention.

The utility model provides a straw extrusion forming machine (forming machine for short), which is characterized in that the forming machine comprises a feeding cylinder 1, an upper fixed plate 2, a material stirring blade plate 3, an outer rotary die 4, a driven wheel 5, a driving wheel 7, a motor 8, a base 9, an upper bearing seat 12, a cutting knife 13, a lower bearing seat 14, an inner gear ring 15, an outer gear 16, a blanking channel 17, an inner support column 18, a transmission shaft 19, an inner rotary die 20, a lower fixed plate 21, a material receiving disc 23 and a feeding baffle plate 25;

the material receiving disc 23 is fixed on the base 9; the inner support column 18 is fixed inside the receiving tray 23 and is positioned at the center of the receiving tray 23; the upper fixing plate 2 is fixed on the top of the inner support column 18, seals the top of the inner support column 18, and is provided with a feed inlet 2-1 for feeding raw materials; the lower fixing plate 21 is fixed at a step 18-1 of the outer side wall of the inner supporting column 18;

the outer rotating die 4 is nested on the outer side of the lower fixed plate 21, and a bulge on the inner side wall of the outer rotating die 4 is rotatably mounted at the circumferential edge of the upper surface of the lower fixed plate 21 through a roller bearing 24; the feeding cylinder 1 is fixed on the upper bottom surface of the outer rotary die 4; a through hole at the center of the material stirring blade plate 3 is rotationally nested at the outer side of the feeding baffle 6, the tail end of the material stirring blade plate is provided with a plurality of connecting rods which are uniformly distributed at the circumference of the central through hole, and the connecting rods are all fixed on the inner wall of the feeding cylinder 1; the inner ring of the driven wheel 5 is fixed on the lower bottom surface of the outer rotary die 4 through a flange 22; the shell of the motor 8 is fixed on the base 9, and the output end of the motor is fixedly connected with the axle center of the driving wheel 7; the driving wheel 7 is connected with the driven wheel 5 through a synchronous belt;

the feeding baffle 25 is fixed on the outer side wall of the inner support column 18 along the circumferential direction of the inner support column 18 and is positioned between the upper fixing plate 2 and the lower fixing plate 21, and the space formed by the upper fixing plate 2, the lower fixing plate 21, the outer rotary mold 4 and the inner support column 18 is divided into a plurality of subspaces (6 in the embodiment) with equal size along the circumferential direction of the inner support column 18; each subspace is provided with an upper bearing seat 12, a plurality of cutting knives 13, a lower bearing seat 14, a transmission shaft 19 and an inner rotary die 20; the upper bearing seat 12 is fixed in the upper fixing plate 2, the lower bearing seat 14 is fixed in the lower fixing plate 21, and two ends of the transmission shaft 19 are rotatably mounted in the upper bearing seat 12 and the lower bearing seat 14 through bearings; the inner rotary die 20 is fixed on the outer side wall of the transmission shaft 19 through a key; an inner rotary mold groove 20-1 arranged on the outer side wall of the inner rotary mold 20 is matched with an outer rotary mold groove 4-1 arranged on the inner side wall of the outer rotary mold 4, and the raw materials are pressed into a column shape; the N cutting knives 13 are axially fixed on the outer side wall of the feeding baffle 25, and each column formed by matching the outer rotary die 4 and the inner rotary die 20 is divided into N +1 sections to form a particle finished product;

an external gear 16 is fixed to the outer side wall of the tip end of each drive shaft 19 by a key; an inner gear ring 15 is fixed at the bottom of the inner side surface of the outer rotating mold 4 along the circumferential direction, and an outer gear 16 is meshed with the inner gear ring 15; the blanking channel 17 is fixed on the outer side wall of the inner support column 18 along the circumferential direction of the inner support column 18 and is positioned below the lower fixing plate 21; the lower fixing plate 21 is provided with a through hole, the starting end of the blanking channel 17 is connected with the through hole of the lower fixing plate 21, the tail end of the blanking channel is connected with the material receiving disc 23, and the finished particle products are collected into the material receiving disc 23.

Preferably, the forming machine further comprises a reducer 10 and a coupling 11; the reducer 10 is used for increasing torque; the output end of the motor 8 is fixedly connected with the input end of the speed reducer 10 through a coupling 11; the casing of the speed reducer 10 is fixed on the base 9, and the output end of the speed reducer is fixedly connected with the axle center of the driving wheel 7.

Preferably, a material blocking block 25-1 is further arranged in each subspace, and the material blocking block 25-1 is a protruding structure on the feeding baffle 25 and is used for completing the poking of particles which are not dropped from the inner rotating die groove 20-1 after being cut by the cutting knife 13.

Preferably, the forming machine further comprises a feed baffle 6; the feeding baffle 6 is fixed at the center of the upper fixing plate 2 and is used for collecting the raw materials fed into the center of the upper fixing plate 2 to the feeding hole 2-1, and the shape of the feeding baffle is conical.

Preferably, the sectional area of the inner rotary die groove 20-1 is larger than that of the outer rotary die groove 4-1, so that the extruded column can be conveniently separated from the outer rotary die groove 4-1, and meanwhile, the extruded column is fixed in the inner rotary die groove 20-1 and continuously moves along with the inner rotary die 20 to complete the subsequent cutting of the cutting knife 13.

Preferably, outer rotating mold grooves 4-1 are uniformly distributed on the inner side wall of the outer rotating mold 4, inner rotating mold grooves 20-1 are uniformly distributed on the outer side wall of the inner rotating mold 20, the outer rotating mold 4 and the inner rotating mold 20 rotate synchronously, and one outer rotating mold groove 4-1 and one inner rotating mold groove 20-1 are correspondingly matched to realize continuous production.

The utility model discloses a theory of operation and work flow are:

the motor 8 provides power to drive the driving wheel 7 to rotate, the driven wheel 5 is rotated through the synchronous belt, and then the synchronous rotation of the outer rotary die 4 and the motor 8 is realized; the transmission shaft 19 is driven to rotate by the engagement of the external gear 16 and the internal gear ring 15, the transmission shaft 19 drives the internal rotation die 20 to rotate, the internal rotation die 20 also rotates synchronously with the motor 8, and the external rotation die 4 and the internal rotation die 20 rotate synchronously; simultaneously, the feeding cylinder 1 and the material stirring blade plate 3 rotate synchronously with the motor 8;

pouring raw materials (straw raw materials) into the feeding cylinder 1, and stirring the raw materials into a feeding hole 2-1 of the upper fixing plate 2 under the action of the feeding baffle 6 in combination with the rotation of the stirring blade plate 3; the outer rotary die 4 and the inner rotary die 20 rotate synchronously, and the raw material enters a space formed by the inner rotary die groove 20-1 and the outer rotary die groove 4-1 to be extruded into a column shape; each outer rotary die groove 4-1 is correspondingly matched with each inner rotary die groove 20-1, so that the raw materials are extruded into columnar continuous production;

after extrusion forming, the column is separated from the outer rotary die groove 4-1 and continuously rotates along with the inner rotary die groove 20-1, the column is rotated to a cutting knife 13, the longer column is cut into a plurality of particle finished products, the finished products smoothly fall into the inner rotary die groove, channel blocking is prevented, particles are pulled down from the inner rotary die groove 20-1, and if particles which are not pulled down exist, the column is rotated to the material blocking block 25-1 along with the continuous rotation of the inner rotary die groove 20-1 to pull down the particles; the stirred particle finished products fall into the blanking channel 17 through the through hole of the lower fixing plate 21 and then enter the material receiving disc 23, and the particle finished products are collected into the space of the material receiving disc 23 between the outer edge of the material receiving disc 23 and the inner support column 18; and then can be sent out by an external conveyor belt.

The utility model discloses the nothing is mentioned the part and is applicable to prior art.

Claims (10)

1. A straw extrusion molding machine is characterized by comprising a feeding cylinder, an upper fixing plate, a material stirring blade plate, an outer rotating mold, a driven wheel, a driving wheel, a motor, a base, an upper bearing seat, a cutting knife, a lower bearing seat, an inner gear ring, an outer gear, a blanking channel, an inner supporting column, a transmission shaft, an inner rotating mold, a lower fixing plate, a material receiving disc and a feeding baffle plate;

the receiving tray is fixed on the base; the inner support column is fixed on the material receiving disc; the upper fixing plate is fixed at the top of the inner supporting column, and is provided with a feed inlet for raw materials to enter; the lower fixing plate is fixed on the outer side wall of the inner support column;

the outer rotating die is rotatably arranged on the outer side of the lower fixing plate; the feeding cylinder is fixed on the outer rotary die; the material shifting blade plate is rotatably nested on the outer side of the feeding baffle plate, and the tail end of the material shifting blade plate is fixed on the inner wall of the feeding cylinder; the inner ring of the driven wheel is fixed on the outer rotary die; the shell of the motor is fixed on the base, and the output end of the motor is fixedly connected with the axis of the driving wheel; the driving wheel is connected with the driven wheel;

the feeding baffle is fixed on the outer side wall of the inner support column along the circumferential direction of the inner support column and positioned between the upper fixing plate and the lower fixing plate, and a space formed by the upper fixing plate, the lower fixing plate, the outer rotating mold and the inner support column is divided into a plurality of subspaces along the circumferential direction of the inner support column; each subspace is provided with an upper bearing seat, a plurality of cutting knives, a lower bearing seat, a transmission shaft and an inner rotating die; the upper bearing seat is fixed in the upper fixing plate, the lower bearing seat is fixed in the lower fixing plate, and two ends of the transmission shaft are rotatably arranged in the upper bearing seat and the lower bearing seat; the inner rotating die is fixed on the outer side wall of the transmission shaft; the inner rotary die groove arranged on the outer side wall of the inner rotary die is matched with the outer rotary die groove arranged on the inner side wall of the outer rotary die, and the raw materials are extruded and formed; the cutting knife is fixed on the outer side wall of the feeding baffle plate to cut off the extrusion molding;

the outer side wall of each transmission shaft is fixedly provided with an outer gear; an inner gear ring is fixed on the inner side surface of the outer rotating die along the circumferential direction, and an outer gear is in meshed connection with the inner gear ring; the blanking channel is fixed on the outer side wall of the inner supporting column along the circumferential direction of the inner supporting column; the lower fixing plate is provided with a through hole, the starting end of the blanking channel is connected with the through hole of the lower fixing plate, and the tail end of the blanking channel is connected with the receiving disc.

2. The straw extrusion molding machine according to claim 1, wherein the inner support column is fixed at the center of the inside of the receiving tray.

3. The straw extrusion molding machine as claimed in claim 1, wherein the inner side wall protrusion of the outer rotary mold is rotatably installed at the circumferential edge of the upper surface of the lower fixing plate through a roller bearing.

4. The straw extrusion molding machine as claimed in claim 1, wherein N cutting knives are axially fixed on the outer side wall of the feeding baffle plate to cut the extrusion molding material into N +1 sections to form a particle finished product.

5. The straw extrusion molding machine as claimed in claim 1, further comprising a reducer and a coupling; the output end of the motor is fixedly connected with the input end of the speed reducer through a coupler; the shell of the speed reducer is fixed on the base, and the output end of the speed reducer is fixedly connected with the axis of the driving wheel.

6. The straw extrusion molding machine as defined in claim 1, wherein a material blocking block is further arranged in each subspace, and the material blocking block is a protruding structure on the feeding baffle plate and is used for completing the poking of the particles which are cut off by the cutting knife and do not fall from the groove of the inner rotating mold.

7. The straw extrusion molding machine as claimed in claim 1, further comprising a feeding baffle; the feeding baffle is fixed at the center of the upper fixed plate and used for collecting the raw materials fed into the center of the upper fixed plate to the feeding port.

8. The straw extrusion molding machine according to claim 7, wherein the shape of the feeding baffle is conical.

9. The straw extrusion molding machine as defined in claim 1, wherein the outer rotary mold grooves are uniformly distributed on the inner side wall of the outer rotary mold, the inner rotary mold grooves are uniformly distributed on the outer side wall of the inner rotary mold, the outer rotary mold and the inner rotary mold rotate synchronously, and one outer rotary mold groove and one inner rotary mold groove are correspondingly matched.

10. The straw extrusion molding machine according to claim 1, wherein the sectional area of the inner rotary die groove is larger than that of the outer rotary die groove.

Images