CN112088668A

CN112088668A - Crushing mechanism of straw crusher

Info

Publication number: CN112088668A
Application number: CN202010928814.7A
Authority: CN
Inventors: 王文英
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2020-12-18

Abstract

The invention discloses a crushing mechanism of a straw crusher, which comprises a crushing main box body, wherein a bottom plate of the crushing main box body is an arc-shaped bottom plate, a main transmission shaft is arranged in the crushing main box body, and two ends of the main transmission shaft are hinged on left and right side plates of the crushing main box body through bearings; one end of the main transmission shaft extends out of one side plate of the crushing main box body and is fixed with a transmission belt pulley; a plurality of stirring blades are fixed on the main transmission shaft, a plurality of cutting partition plates are fixed on the top surface of the bottom plate of the crushing main box body, and the lower portions of the stirring blades are inserted in cutting grooves formed between every two adjacent cutting partition plates. The automatic lifting device can automatically lift the arc-shaped plate, so that the cutting grooves are conveniently cleaned, material accumulation is prevented, meanwhile, rapid stirring and cutting are realized by matching the plurality of stirring blades and the plurality of cutting grooves, the cutting and stirring effect is good, and the efficiency is high.

Description

Crushing mechanism of straw crusher

Technical Field

The invention relates to the technical field of agricultural mechanical equipment, in particular to a crushing mechanism of a straw crusher.

Background

It needs stir straw or other forage etc. and chop up current agricultural fodder etc. it generally is through installing the cutting wheel in the pivot to stir rubbing crusher constructs, and irritate forage such as straw in smashing the cavity, it cuts through the cutting wheel rotation, because generally set up the baffle on smashing the inside wall of cavity, the limit portion plug bush of cutting wheel is between two baffles, thereby make the material smash after the cutting that is in the cutting wheel between two baffles, its stirring material live time has been of a specified duration afterwards, the material has some adhesion to be located between two baffles, thereby influence the effect of stirring cutting, consequently, need regularly clear up and maintain, and because the limit portion of cutting wheel is between two baffles, make its clearance relatively troublesome relatively, low efficiency, and the hand is injured easily.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a crushing mechanism of a straw crusher, which can automatically lift an arc-shaped plate, so that a cutting groove is conveniently cleaned, material accumulation is prevented, and meanwhile, rapid stirring and cutting are realized by matching a plurality of stirring blades and a plurality of cutting grooves, so that the cutting and stirring effects are good, and the efficiency is high.

The scheme for solving the technical problems is as follows:

a crushing mechanism of a straw crusher comprises a crushing main box body, wherein a bottom plate of the crushing main box body is an arc-shaped bottom plate, a main transmission shaft is arranged in the crushing main box body, and two ends of the main transmission shaft are hinged to left and right side plates of the crushing main box body through bearings;

one end of the main transmission shaft extends out of one side plate of the crushing main box body and is fixed with a transmission belt pulley;

a plurality of stirring blades are fixed on the main transmission shaft, a plurality of cutting partition plates are fixed on the top surface of the bottom plate of the crushing main box body, and the lower portions of the stirring blades are inserted in cutting grooves formed between every two adjacent cutting partition plates.

The bottom surface shaping of cutting cut groove has the arc to lead to the groove, and it has the arc to press on the bottom surface of the bottom plate of main tank body to smash, and the top surface of arc is fixed with a plurality of arcs and stops the piece, and the arc stops the piece plug bush and leads to the groove in the corresponding arc.

Adjusting screw rods are fixed on the bottom surfaces of the left end and the right end of the arc-shaped plate, lower support frames are fixed on the left portion and the right portion of the bottom surface of the bottom plate of the crushing main box body, the adjusting screw rods are inserted in insertion holes of lower plate bodies of the corresponding lower support frames in a sleeved mode, two locking nuts are connected to the adjusting screw rods in a screwed mode, and the lower plate bodies of the lower support frames are clamped between the two locking nuts.

An upper cover plate is fixed at the top of the crushing main box body, and a feeding through groove extending left and right is formed in the middle of the upper cover plate.

The top surface of upper cover plate is fixed with the feeder hopper, and the feeder hopper communicates with each other with the feed through groove.

The lower part of the side plate at the right part of the crushing main box body is communicated with a discharge pipe.

An upper blocking block is fixed on the upper part of the inner side wall of the side plate at the right part of the crushing main box body, and the left side wall of the upper blocking block is close to the stirring blade at the right end.

The invention has the following outstanding effects: compared with the prior art, it can be with arc automatic rising to the convenience is cleared up the cutting tank, prevents the material accumulation, and simultaneously, its cooperation that adopts a plurality of stirring blades and a plurality of cutting tanks realizes rapid mixing and cutting, and its cutting stirring effect is good, and is efficient.

Drawings

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

FIG. 2 is an enlarged view of a portion of FIG. 1;

fig. 3 is a partial cross-sectional view of the present invention.

Detailed Description

In the embodiment, as shown in fig. 1 to 3, a crushing mechanism of a straw crusher comprises a crushing main box body 10, wherein a bottom plate of the crushing main box body 10 is an arc-shaped bottom plate, a main transmission shaft 11 is arranged in the crushing main box body 10, and two ends of the main transmission shaft 11 are hinged on left and right side plates of the crushing main box body 10 through bearings;

one end of the main transmission shaft 11 extends out of one side plate of the crushing main box body 10 and is fixed with a transmission belt pulley 12;

a plurality of stirring blades 13 are fixed on the main transmission shaft 11, a plurality of cutting partition plates 14 are fixed on the top surface of the bottom plate of the crushing main box body 10, and the lower parts of the stirring blades 13 are inserted and sleeved in cutting grooves 15 formed between two adjacent cutting partition plates 14.

Further, an arc-shaped through groove 16 is formed in the bottom surface of the cutting groove 15, an arc-shaped plate 20 is pressed against the bottom surface of the bottom plate of the crushing main box body 10, a plurality of arc-shaped blocking blocks 21 are fixed on the top surface of the arc-shaped plate 20, and the arc-shaped blocking blocks 21 are inserted in the corresponding arc-shaped through grooves 16.

Furthermore, the bottom surfaces of the left and right ends of the arc plate 20 are fixed with adjusting screws 24, the left and right parts of the bottom surface of the bottom plate of the crushing main box 10 are fixed with lower support frames 23, the adjusting screws 24 are inserted into the corresponding insertion holes of the lower plate body of the lower support frame 23, the adjusting screws 24 are screwed with two locking nuts 25, and the lower plate body of the lower support frame 23 is clamped between the two locking nuts 25.

Further, an upper cover plate 17 is fixed to the top of the main pulverizing box 10, and a feeding through groove 171 extending left and right is formed in the middle of the upper cover plate 17.

Further, a feed hopper 172 is fixed to the top surface of the upper cover plate 17, and the feed hopper 172 communicates with the feed through groove 171.

Further, a discharge pipe 18 is connected to a lower portion of a right side plate of the main pulverization chamber 10.

Further, an upper stopper 19 is fixed to an upper portion of an inner side wall of a right side plate of the crushing main casing 10, and a left side wall of the upper stopper 19 is close to the right stirring blade 13.

The working principle is as follows: when the main machine is used, the main transmission shaft 11 is rotated by tensioning the conveying belt between the driving wheel on the output shaft of the driving motor of the main machine and the transmission belt pulley 12, so that the stirring blades 13 rotate, the material is poured into the crushing main box body 10 from the feeding hopper 172 to be crushed, and the crushed material is finally discharged from the discharging pipe 18.

When the arc-shaped plate 20 needs to be cleaned, all the locking nuts 25 can be unscrewed, then the arc-shaped plate 20 can be lowered, cleaning and maintenance can be carried out on the arc-shaped plate, the cutting groove 15 can be cleaned and maintained, the effect is good, and the efficiency is high.

Finally, the above embodiments are only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.

Claims

1. The utility model provides a straw rubbing crusher's rubbing crusher constructs, includes crushing main tank body (10), its characterized in that: the bottom plate of the main crushing box body (10) is an arc-shaped bottom plate, a main transmission shaft (11) is arranged in the main crushing box body (10), and two ends of the main transmission shaft (11) are hinged to the left side plate and the right side plate of the main crushing box body (10) through bearings;

one end of the main transmission shaft (11) extends out of one side plate of the crushing main box body (10) and is fixed with a transmission belt pulley (12);

a plurality of stirring blades (13) are fixed on the main transmission shaft (11), a plurality of cutting partition plates (14) are fixed on the top surface of the bottom plate of the crushing main box body (10), and the lower parts of the stirring blades (13) are inserted in cutting grooves (15) formed between every two adjacent cutting partition plates (14).

2. The crushing mechanism of a straw crusher according to claim 1, wherein: the bottom surface shaping of cutting cut groove (15) has an arc to lead to groove (16), and it has arc (20) to press on the bottom surface of the bottom plate of crushing main tank body (10), and the top surface of arc (20) is fixed with a plurality of arcs and blocks piece (21), and the arc blocks piece (21) plug bush in the arc that corresponds leads to the groove (16).

3. The crushing mechanism of the straw crusher according to claim 2, wherein: the bottom surface at the left end and the right end of the arc-shaped plate (20) is fixed with adjusting screw (24), the left part and the right part of the bottom surface of the bottom plate of the crushing main box body (10) are both fixed with lower support frames (23), the adjusting screw (24) is inserted and sleeved in the jack of the lower plate body of the corresponding lower support frame (23), the adjusting screw (24) is connected with two locking nuts (25) in a threaded manner, and the lower plate body of the lower support frame (23) is clamped between the two locking nuts (25).

4. The crushing mechanism of a straw crusher according to claim 1, wherein: an upper cover plate (17) is fixed at the top of the crushing main box body (10), and a feeding through groove (171) extending left and right is formed in the middle of the upper cover plate (17).

5. The crushing mechanism of the straw crusher according to claim 5, wherein: and a feed hopper (172) is fixed on the top surface of the upper cover plate (17), and the feed hopper (172) is communicated with the feeding through groove (171).

6. The crushing mechanism of a straw crusher according to claim 1, wherein: the lower part of the side plate at the right part of the crushing main box body (10) is communicated with a discharge pipe (18).

7. The crushing mechanism of the straw crusher according to claim 6, wherein: an upper stop block (19) is fixed on the upper part of the inner side wall of the side plate at the right part of the crushing main box body (10), and the left side wall of the upper stop block (19) is close to the stirring blade (13) at the right end.