CN107912156B

CN107912156B - Extrusion formula straw reducing mechanism

Info

Publication number: CN107912156B
Application number: CN201711345700.4A
Authority: CN
Inventors: 张秀芝
Original assignee: Individual
Current assignee: Chu Jun
Priority date: 2017-12-15
Filing date: 2017-12-15
Publication date: 2020-11-13
Anticipated expiration: 2037-12-15
Also published as: CN107912156A

Abstract

The invention discloses an extrusion type straw smashing device which comprises a shell; a feed pipe is communicated with the left side of the object, a communication port is formed at the communication position of the feed pipe and the shell, and a cutting box is arranged in the shell and positioned on the right side of the communication port; the right side of the cutting box is communicated with a crushing box. The straw crushing machine is provided with a plurality of groups of extrusion rollers which are gradually close to each other, and the extrusion rollers are used for extruding and conveying straws, so that the subsequent cutting and crushing are facilitated; the straw chopping machine is provided with the cutting wheel and the chopping knife, and the cutting wheel cuts the straw strips into blocks, so that the subsequent chopping is facilitated, and the chopping efficiency is improved; the straw crushing device is provided with the extrusion plate, straws in the crushing process are extruded, so that the straws are fully contacted with the crushing knife, the crushing is more thorough, and the crushing effect is improved; the invention is provided with the impact ball to beat the sieve plate, thereby ensuring the screening efficiency.

Description

Extrusion formula straw reducing mechanism

Technical Field

The invention relates to the field of feed processing, in particular to an extrusion type straw crushing device.

Background

The straw is a general term of stem leaf (ear) part of mature crops. Typically refers to the remainder of the wheat, rice, corn, potatoes, oilseed rape, cotton, sugar cane and other crops (typically roughages) after harvesting the seed. More than half of the products of crop photosynthesis exist in the straws, and the straws are rich in nitrogen, phosphorus, potassium, calcium, magnesium, organic matters and the like, are multipurpose renewable biological resources, and are also coarse feed. It features high coarse fibre content (30-40%), and lignin content. Although the lignocellulose cannot be utilized by pigs and chickens, the lignocellulose can be absorbed and utilized by livestock such as ruminants, cattle and sheep.

Need use reducing mechanism in straw course of working, traditional reducing mechanism simple structure smashes the straw through smashing the roller, and at crushing in-process, the pole stem of straw twines easily and smashes the roller, and crushing effect is not good, smashes inefficiency, and inside reducing mechanism, the straw is comparatively fluffy in addition, leads to smashing the sword and does not have the impetus, causes the straw to smash thoroughly, and crushing effect remains to be improved.

Disclosure of Invention

The invention aims to provide an extrusion type straw smashing device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

an extrusion type straw smashing device comprises a shell; the left side of the shell is communicated with a feeding pipe, and the front end of the feeding pipe is fixedly connected with a material guide plate; a plurality of groups of extrusion rollers which are gradually close to each other are arranged in the feeding pipe along the feeding direction; a communicating opening is formed at the communicating position of the feeding pipe and the shell, and a cutting box is arranged in the shell and positioned on the right side of the communicating opening; a cutting wheel is arranged in the cutting box and is fixedly connected with a rotating shaft; the rotating shaft is connected with a first driving shaft through a transmission gear set, and the first driving shaft extends to the outer side of the shell and is connected with a first driving motor; a first bevel gear is fixedly connected to the first driving shaft, a second bevel gear is meshed with the front end of the first bevel gear, and a driven shaft is fixedly connected to the second bevel gear; the driven shaft is connected with the extrusion roller through a transmission belt; the right side of the cutting box is communicated with a crushing box, a crushing knife is arranged in the crushing box, and the crushing knife is fixedly connected with a second driving shaft; an extrusion plate is arranged above the crushing cutter, and the extrusion plate is sleeved with the second driving shaft and is in sliding connection with the second driving shaft; the two sides of the extrusion plate are fixedly connected with sliding rods, and the inner wall of the crushing box is provided with a first vertical sliding groove matched with the sliding rods; the second driving shaft extends to the upper part of the crushing box and is rotationally connected with the inner wall of the shell, and semicircular bevel gears which are distributed up and down are fixedly connected to the position, above the crushing box, of the second driving shaft; the semi-circular bevel gear is meshed with a driving bevel gear, and the driving bevel gear is connected with a second driving motor; the second driving shaft is positioned below the crushing cutter, a sieve plate is arranged below the crushing cutter, sliding blocks are fixedly connected to two sides of the sieve plate, and the sliding blocks are nested with second vertical ring grooves; an impact ball is arranged below the sieve plate, the bottom of the impact ball is connected with a cross rod through a spring, and the cross rod is fixedly connected with a second driving shaft; a discharge pipe is arranged on the right side of the crushing box and extends to the outer side of the shell; the second driving shaft is located the discharging pipe left side fixedly connected with scraper blade.

As a further scheme of the invention: the squeeze rolls are rotatably connected with the inner wall of the feeding pipe and are mutually connected through gears.

As a further scheme of the invention: the rotating shaft is rotatably connected with the inner wall of the shell through a bearing.

As a further scheme of the invention: the driven shaft is rotatably connected with a support frame, and the support frame is fixedly connected with the outer wall of the shell.

As a further scheme of the invention: the semi-circular bevel gears are bevel gears with half-width bevel teeth at the circumferential edges, and the semi-circular bevel gears distributed up and down are in diagonal symmetry.

As a further scheme of the invention: the striking ball is a metal ball.

As a further scheme of the invention: the slide bar is nested in the inner wall of the crushing box.

Compared with the prior art, the invention has the beneficial effects that: the straw crushing machine is provided with a plurality of groups of extrusion rollers which are gradually close to each other, and the extrusion rollers are used for extruding and conveying straws, so that the subsequent cutting and crushing are facilitated; the straw chopping machine is provided with the cutting wheel and the chopping knife, and the cutting wheel cuts the straw strips into blocks, so that the subsequent chopping is facilitated, and the chopping efficiency is improved; the straw crushing device is provided with the extrusion plate, straws in the crushing process are extruded, so that the straws are fully contacted with the crushing knife, the crushing is more thorough, and the crushing effect is improved; the invention is provided with the impact ball to beat the sieve plate, thereby ensuring the screening efficiency.

Drawings

FIG. 1 is a schematic structural view of an extrusion type straw crushing device;

FIG. 2 is a schematic structural diagram of a feed pipe in the extrusion type straw crushing device;

FIG. 3 is a schematic structural view of a sieve plate in the extrusion type straw crushing device;

FIG. 4 is a schematic view of a cutting wheel structure in the extrusion type straw crushing device.

In the figure: 1-a shell; 2-feeding pipe; 21-a material guide plate; 22-a squeeze roll; 23-a communication port; 3-cutting the box; 31-a cutting wheel; 32-a rotating shaft; 33-a drive gear set; 34-a first drive shaft; 35-a first drive motor; 36-a first bevel gear; 37-a second bevel gear; 38-a driven shaft; 39-a drive belt; 4-crushing box; 41-crushing knife; 42-a second drive shaft; 43-a stripper plate; 44-a slide bar; 45-a first vertical chute; 46-half bevel gear; 47-drive bevel gear; 48-a second drive motor; 5-sieve plate; 51-a slider; 52-a second vertical chute; 53-impact ball; 54-a cross-bar; 6-a discharge pipe; 61-scraper.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, in an embodiment of the present invention, an extrusion straw smashing device includes a housing 1; the left side of the shell 1 is communicated with a feeding pipe 2, and the front end of the feeding pipe 2 is fixedly connected with a material guide plate 21, so that straws can be conveniently fed into the feeding pipe 2; a plurality of groups of squeezing rollers 22 which are gradually close to each other are arranged in the feeding pipe 2 along the feeding direction, and the squeezing rollers 22 are rotatably connected with the inner wall of the feeding pipe 2; a communicating opening 23 is formed at the communicating part of the feeding pipe 2 and the shell 1, and a cutting box 3 is arranged in the shell 1 and positioned on the right side of the communicating opening 23; a cutting wheel 31 is arranged in the cutting box 3, and the cutting wheel 31 cuts the straws; the cutting wheel 31 is fixedly connected with a rotating shaft 32, and the rotating shaft 32 is rotatably connected with the inner wall of the shell 1 through a bearing; the rotating shaft 32 is connected with a first driving shaft 34 through a transmission gear set 33, the first driving shaft 34 extends to the outer side of the shell 1 and is connected with a first driving motor 35, the first driving motor 35 is fixedly connected with the upper surface of the feeding pipe 2 through a bolt, and the first driving motor 35 is electrically connected with an external power supply; a first bevel gear 36 is fixedly connected to the first driving shaft 34, a second bevel gear 37 is engaged with the front end of the first bevel gear 36, the second bevel gear 37 is fixedly connected to a driven shaft 38, the driven shaft 38 is rotatably connected to a support frame, and the support frame is fixedly connected to the outer wall of the shell 1; the driven shaft 38 is connected with the squeezing rollers 22 through a transmission belt 39 to drive the squeezing rollers 22 to rotate, and the squeezing rollers 22 are mutually connected and driven through gears; the right side of the cutting box 3 is communicated with a crushing box 4, a crushing knife 41 is arranged in the crushing box 4, and the crushing knife 41 is fixedly connected with a second driving shaft 42; an extrusion plate 43 is arranged above the crushing cutter 41, and the extrusion plate 43 is sleeved with the second driving shaft 42 and is in sliding connection with the second driving shaft 42; the two sides of the extrusion plate 43 are fixedly connected with sliding rods 44, the sliding rods 44 are nested in the inner wall of the crushing box 4, the inner wall of the crushing box 4 is provided with a first vertical sliding groove 45 matched with the sliding rods 44, and the sliding rods 44 slide up and down in the first vertical sliding groove 45; the extrusion plate 43 performs reciprocating extrusion on the feed, so that the feed is fully crushed; the second driving shaft 42 extends to the upper part of the crushing box 4 and is rotationally connected with the inner wall of the shell 1, the second driving shaft 42 is fixedly connected with semi-circular bevel gears 46 which are distributed up and down at the upper part of the crushing box 4, the semi-circular bevel gears 46 are bevel gears with half conical teeth at the circumferential edge, and the semi-circular bevel gears 46 which are distributed up and down are in diagonal symmetry; the semi-circular bevel gear 46 is engaged with a drive bevel gear 47, the drive bevel gear 47 is connected with a second drive motor 48, the second drive motor 48 is fixedly connected with the inner wall of the shell 1 through a bolt, the second drive motor 48 is electrically connected with an external power supply, and the second drive motor 48 drives the second drive shaft 42 to rotate forwards and backwards periodically through the drive bevel gear 47 and the semi-circular bevel gear 46; the second driving shaft 42 is positioned below the crushing knife 41, the sieve plate 5 is arranged on the two sides of the sieve plate 5, the sliding blocks 51 are fixedly connected with the two sides of the sieve plate 5, the sliding blocks 51 are nested with second vertical ring grooves 52, and the second vertical sliding grooves 52 are formed in the inner wall of the shell 1; an impact ball 53 is arranged below the sieve plate 5, the impact ball 53 is a metal ball, the bottom of the impact ball 53 is connected with a cross rod 54 through a spring, and the cross rod 54 is fixedly connected with the second driving shaft 42; a discharge pipe 6 is arranged on the right side of the crushing box 4, and the discharge pipe 6 extends to the outer side of the shell 1; the scraper 61 is fixedly connected to the second drive shaft 42 on the left side of the tapping pipe 6.

The working principle of the invention is as follows: pushing straws into the feeding pipe 2 along the material guide plate 21, starting a first driving motor 35, driving a plurality of groups of extrusion rollers 22 to rotate by the first driving shaft 34 and the driving belt 39 by the first driving motor 35, driving the cutting wheel 31 to rotate by the first driving shaft 34, the transmission gear group 33 and the driven shaft 32 by the extrusion rollers 22 pushing the straws into the cutting box 3 and extruding the straws step by step to destroy the internal structure of the straws, when the straws enter the cutting box 3, driving the cutting wheel 31 to rotate by the first driving motor 35 through the first driving shaft 34, the transmission gear group 33 and the driven shaft 32, cutting the straws into blocks by the cutting wheel 31, sliding the block-shaped straws into the crushing box 4, starting a second driving motor 48, driving the second driving motor 48 to rotate the second driving shaft 42 periodically in forward and backward directions by the driving bevel gear 47 and the semi-circular bevel gear 46 which is diagonally symmetrical, driving the crushing cutter 41 to rotate to crush the straws, and simultaneously driving the extrusion, The straw crushing device moves downwards to extrude fluffy straws, so that the crushing cutter 41 is in full contact with the straws, the crushing is more full, the crushing effect is improved, straw crushed powder in accordance with the granularity falls onto the bottom plate of the crushing box 4 from sieve holes of the sieve plate 5, the second driving shaft 42 drives the scraper plate 61 to rotate, the straws are pushed into the discharge pipe 6 to be discharged, and the discharge is more thorough; in addition, while the second driving shaft 42 periodically rotates in the positive and negative directions, the impact balls 51 impact and beat the sieve plate 5 under the action of centrifugal force, so that the blockage of sieve holes is avoided, and the screening efficiency of the sieve plate 5 is ensured.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An extrusion type straw smashing device comprises a shell (1); the device is characterized in that the left side of the shell (1) is communicated with a feeding pipe (2), and the front end of the feeding pipe (2) is fixedly connected with a material guide plate (21); a plurality of groups of squeezing rollers (22) which are gradually close to each other are arranged in the feeding pipe (2) along the feeding direction; a communicating opening (23) is formed in the communicating position of the feeding pipe (2) and the shell (1), and a cutting box (3) is arranged in the shell (1) and positioned on the right side of the communicating opening (23); a cutting wheel (31) is arranged in the cutting box (3), and the cutting wheel (31) is fixedly connected with a rotating shaft (32); the rotating shaft (32) is connected with a first driving shaft (34) through a transmission gear set (33), and the first driving shaft (34) extends to the outer side of the shell (1) and is connected with a first driving motor (35); a first bevel gear (36) is fixedly connected to the first driving shaft (34), a second bevel gear (37) is meshed with the front end of the first bevel gear (36), and a driven shaft (38) is fixedly connected to the second bevel gear (37); the driven shaft (38) is connected with the extrusion roller (22) through a transmission belt (39); the right side of the cutting box (3) is communicated with a crushing box (4), a crushing knife (41) is arranged in the crushing box (4), and the crushing knife (41) is fixedly connected with a second driving shaft (42); an extrusion plate (43) is arranged above the crushing knife (41), and the extrusion plate (43) is sleeved with the second driving shaft (42) and is in sliding connection with the second driving shaft (42); two sides of the extrusion plate (43) are fixedly connected with sliding rods (44), and the inner wall of the crushing box (4) is provided with a first vertical sliding groove (45) matched with the sliding rods (44); the second driving shaft (42) extends to the upper part of the crushing box (4) and is rotationally connected with the inner wall of the shell (1), and semicircular bevel gears (46) which are distributed up and down are fixedly connected to the position, above the crushing box (4), of the second driving shaft (42); the semi-circular bevel gear (46) is meshed with a driving bevel gear (47), and the driving bevel gear (47) is connected with a second driving motor (48); the second driving shaft (42) is positioned below the crushing cutter (41), the sieve plate (5) is arranged below the crushing cutter (41), sliding blocks (51) are fixedly connected to two sides of the sieve plate (5), and the sliding blocks (51) are nested with second vertical ring grooves (52); an impact ball (53) is arranged below the sieve plate (5), the bottom of the impact ball (53) is connected with a cross rod (54) through a spring, and the cross rod (54) is fixedly connected with the second driving shaft (42); a discharge pipe (6) is arranged on the right side of the crushing box (4), and the discharge pipe (6) extends to the outer side of the shell (1); the second driving shaft (42) is fixedly connected with a scraper (61) on the left side of the discharge pipe (6).

2. The extrusion type straw smashing device according to claim 1, wherein the extrusion rollers (22) are rotatably connected with the inner wall of the feeding pipe (2), and the extrusion rollers (22) are connected with each other through gears.

3. The extrusion type straw crushing device as claimed in claim 1, wherein the rotating shaft (32) is rotatably connected with the inner wall of the shell (1) through a bearing.

4. The extrusion type straw smashing device according to claim 1, wherein the driven shaft (38) is rotatably connected with a support frame, and the support frame is fixedly connected with the outer wall of the shell (1).

5. The extrusion type straw crushing device as claimed in claim 1, wherein the semi-circular bevel gear (46) is a bevel gear with half-width bevel teeth at the circumferential edge, and the semi-circular bevel gears (46) distributed up and down are diagonally symmetrical.

6. The extrusion type straw crushing device as claimed in claim 1, wherein the impact ball (53) is a metal ball.

7. The extrusion straw crushing device as claimed in claim 1, wherein the sliding rod (44) is nested in the inner wall of the crushing box (4).