CN215011774U

CN215011774U - Large-scale chopping main shaft cutter head and large-scale chopping machine

Info

Publication number: CN215011774U
Application number: CN202120789959.3U
Authority: CN
Inventors: 卢元伟; 柏明娜; 杨柳; 姚宇; 金英慧; 李哲
Original assignee: Fengcheng Grass River Machinery Manufacturing Co ltd
Current assignee: Fengcheng Grass River Machinery Manufacturing Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-12-07
Anticipated expiration: 2031-04-16

Abstract

The application provides a maximization hand hay cutter cuts main shaft blade disc and maximization hand hay cutter. The large-scale chopping main shaft cutter comprises a cutter shaft sleeve, a movable cutter seat, a movable cutter and a fan blade plate, wherein the movable cutter mounting end of the cutter shaft sleeve is fixedly provided with a movable cutter flange, the other end of the cutter shaft sleeve is fixedly provided with an assembling flange, the root part of the movable cutter seat is fixedly assembled on a mounting base of the movable cutter flange, and the fan blade plate is a vertical plate on the back side of the movable cutter seat and is fixed between the movable cutter seat and the assembling flange to jointly form the movable cutter; and strong wind plates are arranged in the central area of the movable cutter head and between the wind blade plates, are parallel to the movable cutter base and are welded and fixed with the junctions of the adjacent wind blade plates and the outer surface of the cutter head shaft sleeve. The technical scheme has the technical advantages of high working strength, strong rigidity, good stability, high chopping quality and high chopping operation efficiency, and meets the technical requirements of large-scale operation performance of large-scale and ultra-large-scale chopping operation machines.

Description

Large-scale chopping main shaft cutter head and large-scale chopping machine

Technical Field

The patent application relates to a crop straw recycling operation machine, namely a hay cutter, in particular to a hay cutter for cutting crop straws into small sections, and particularly relates to a large crop straw cutting or smashing machine.

Background

The cutting machine is a good helper for recycling and processing crop straws for farmers. Most of the existing hay cutters are mainly designed for miniaturization products, and the electric hay cutters with small size, light weight and high efficiency are more suitable for processing requirements of farmers working on a small scale. With the rise of farms and the growing of cooperative societies, the demand for large-sized and ultra-large-sized hay cutting operation machines is more and more urgent, but the diameter of a small-sized machine structure used as a template to manufacture the large-sized and ultra-large-sized hay cutting operation machines, particularly a core operation part moving cutter head, can be designed to be close to 2 meters or more, and the operation performance requirements of the large-sized and ultra-large-sized hay cutting operation machines cannot be met in the aspects of operation strength, rigidity, stability, operation state guarantee and operation quality.

Disclosure of Invention

The invention aims to provide a large-scale chopping main shaft cutter head and a large-scale chopping machine which meet the operation performance requirement and have simple structure for large-scale or ultra-large-scale chopping operation machinery.

The patent application discloses a maximization hand hay cutter main shaft blade disc technical scheme, its main technical content is: a large-scale chopping main shaft cutter comprises a cutter shaft sleeve, a movable cutter seat, movable cutters and a fan blade plate, wherein a movable cutter flange is fixed at the movable cutter mounting end of the cutter shaft sleeve, an assembly flange plate is fixed at the other end of the cutter shaft sleeve, mounting bases are arranged on the circumferences of the two flange plates in an equal-dividing and corresponding mode according to the number of the movable cutters, the root of the movable cutter seat is fixedly assembled on the mounting bases of the movable cutter flange plate, and the fan blade plate is a side vertical plate on the back of the movable cutter seat and is fixed between the movable cutter seat and the assembly flange plate to jointly form the movable cutter; and strong wind plates are arranged in the central area of the movable cutter head and between the wind blade plates, are parallel to the movable cutter base and are welded and fixed with the junctions of the adjacent wind blade plates and the outer surface of the cutter head shaft sleeve.

One preferred item of the above-mentioned whole technical scheme, strong aerofoil outside limit be the straight line or be close the straight line, seted up a plurality of round holes on the plate body.

In a preferred embodiment of the above integral solution, the extension length of the strong wind plate from the wind blade plate is not shorter than 1/2 of the radial length of the wind blade plate.

In one preferred item of the above overall technical scheme, the fan blade plate is welded and fixed between the moving cutter flange plate and the assembling flange plate and on the outer surface of the cutter head shaft sleeve.

In one preferred aspect of the above overall technical solution, the back of the vane plate is provided with a vane stud, and the vane stud is welded to the vane plate and the assembling flange.

In one preferred item of the above overall technical scheme, the inner hole of the assembled flange plate matched with the cutter head shaft sleeve is provided with arc-shaped notches which are easy to assemble and position at intervals according to the central angle between the mounting bases.

One preferred item of above-mentioned whole technical scheme, the blade lateral margin of moving blade holder, its cutting edge have with move the knife edge with the arc lateral margin, and its arc lateral margin back is equipped with and moves the unanimous and corresponding spaced chute of knife edge slope direction, for moving the adjustment jackscrew mounting platform of knife between the chute.

One preferred item of above-mentioned whole technical scheme, fan blade plate top fixed mounting have the pinion rack.

In one preferred embodiment of the above whole technical scheme, the hammer sheet is installed at the hammer sheet assembling window at the top end of the fan blade plate, and the back of the fan blade plate of the hammer sheet assembling window is provided with the hammer sheet pin shaft and the assembling frame thereof.

The application also provides a large-scale hand hay cutter with above-mentioned maximization hand hay cutter main shaft blade disc.

The utility model discloses a maximization hand hay cutter cuts main shaft blade disc and maximization hand hay cutter technical scheme, the main shaft blade disc working strength after having solved the whole product maximization, rigidity, stability, the technical problem in the aspect of the assurance operating condition, stable hand hay cutter quality and hand hay cutter operating efficiency have, simultaneously aerofoil and strong wind plate combination constitute the hand hay cutter and cut strong whirlwind wind dish, make the hand hay cutter cut the material smooth and easy, efficient passing through, the extensive operation performance technical requirement of large-scale and ultra-large scale hand hay cutter operation machinery has been satisfied.

Drawings

Fig. 1 is a perspective view of the main body of the present patent application.

Fig. 2 and 3 are perspective structural views of two embodiments of the large-scale chopping spindle cutter head according to the present application.

Detailed Description

The large-scale chopping machine is equipped with the macro-scale chopping main shaft cutter head as shown in the figure in this patent application.

As shown in the figure, the large-scale chopping main shaft cutter comprises a cutter shaft sleeve 19, a movable cutter seat 24, a movable cutter 10 and a fan blade plate 23, wherein the cutter shaft sleeve 19 is fixed on a main shaft in a key mode, and two ends of the main shaft are rotatably supported on a rack through a bearing 12 and a bearing seat 11.

The moving knife mounting end of the cutter head shaft sleeve 19 is fixed with a moving knife flange 20, the other end is fixed with an assembling flange 5, and mounting bases 21 and 3 are correspondingly arranged on the circumferences of the two

flanges

20 and 5 according to the number of the moving knives. The mounting bases 21 and 3 are arranged on the flange plates thereof in a protruding manner, or are in a star shape or a polygonal shape. In the assembly flange 5, the inner hole matched with the cutter head shaft sleeve 19 is provided with arc-shaped notches 6 which are easy to assemble and position at intervals according to the central angle between the mounting bases 3.

The root of the movable knife holder 24 is fixedly assembled on the mounting base 21 of the movable knife flange 20. The fan blade plate 23 is a vertical plate fixed on the back side of the movable cutter holder 24, and is welded and fixed between the movable cutter holder 24 and the movable cutter flange 20 and the assembly flange 5, and the root part of the fan blade plate is welded and fixed between the movable cutter flange 20 and the assembly flange 5 and on the outer surface of the cutter head shaft sleeve 19, so as to jointly form the movable cutter head.

The side edge of the movable knife seat 24 is in the same arc shape with the side edge of the movable knife 10, the back of the arc side edge is provided with inclined grooves 8 which have the same inclination with the cutting edge of the movable knife and are correspondingly spaced, and a mounting platform 9 for adjusting the jackscrew of the movable knife is arranged between the inclined grooves 8.

The back of the fan blade plate is provided with fan blade vertical ribs 22, and the fan blade vertical ribs 22 are welded on the outer surfaces of the fan blade plate 23, the assembling flange 5 and the cutter head shaft sleeve 19.

The strong wind plate 7 is arranged in the central area of the movable cutter head disc and between the wind blade plates 23, the strong wind plate 7 is parallel to the movable cutter head disc 20, and the borders 1 of the strong wind plate 7 and the adjacent wind blade plates 23, the borders 4 of the strong wind plate and the outer surface of the cutter head shaft sleeve 19 and the borders of the strong wind plate and the axial fixing groove 2 are all welded and fixed. The extension length of the strong wind plate 7 on the wind blade plate 23 is not shorter than 1/2 of the radial length of the wind blade plate 23. The outer side edge of the strong wind plate 7 is a straight line or a line close to the straight line, and a plurality of round holes 13 are formed in the plate body so as to facilitate the moving blade dismounting operation. The structure is composed of the large-strength wind plate 7, and is combined with the movable cutter disc to stabilize the axial turbulence of the central area of the movable cutter disc, guide the airflow to be converted into the radial direction and facilitate the discharge of materials.

In order to enhance the material crushing operation, the top end of the fan blade plate 23 is fixedly provided with a toothed plate 14 for kneading. Or the hammer sheet 16 is installed at the hammer sheet assembling window 15 at the top end of the vane plate 23, the hammer sheet 16 performs powerful hammering and smashing on the materials passing through the hammer sheet assembling window 15, and the assembling frame 17 of the hammer sheet pin shaft 18 is fixedly arranged on the back of the hammer sheet assembling window 15 of the vane plate 23. The strong wind plate 7 guides the air flow to make the materials flow rapidly along the radial direction, so that most of the materials are hammered, smashed and discharged through the hammer sheets 16 at the hammer sheet assembly window 15 at the top end of the wind vane plate 23.

Claims

1. A large-scale chopping main shaft cutter comprises a cutter shaft sleeve (19), a movable cutter seat (24), a movable cutter (10) and a fan blade plate (23), wherein a movable cutter flange (20) is fixed at the movable cutter mounting end of the cutter shaft sleeve (19), an assembling flange (5) is fixed at the other end of the cutter shaft sleeve, mounting bases (21/3) are correspondingly arranged on the circumference of the two flanges (20/5) in an equal-number-equal-distribution mode according to the number of the movable cutters, the root of the movable cutter seat (24) is fixedly assembled on the mounting base (21) of the movable cutter flange (20), and the fan blade plate (23) is a vertical plate at the back side of the movable cutter seat (24) and is fixed between the movable cutter seat (24) and the assembling flange (21) to jointly form the movable cutter; the novel cutter head is characterized in that a strong wind plate (7) is arranged in the center area of the movable cutter head disc and between the wind blade plates (23), the strong wind plate (7) is parallel to the movable cutter head disc (20), and is welded and fixed with the borders of the adjacent wind blade plates (23) and the outer surface of the cutter head shaft sleeve (19).

2. The large-scale chopping cutting spindle cutter head according to claim 1, characterized in that the outer side edge of the strong air plate (7) is straight or nearly straight, and the plate body is provided with a plurality of round holes (13).

3. The large-scale guillotine spindle cutter head according to claim 1, characterized in that the extension of said strong air blades (7) from the air blade plate (23) is not shorter than 1/2 of the radial length of the air blade plate.

4. The large-scale chopping spindle cutter head according to claim 1, 2 or 3, characterized in that the vane plate (23) is welded and fixed on the outer surface of the cutter head shaft sleeve (19) between the moving cutter flange (20) and the assembling flange (5).

5. The large-scale chopping spindle cutter head according to claim 1, 2 or 3, characterized in that the fan blade studs (22) are arranged on the back of the fan blade plate (23), and the fan blade studs (22) are welded on the outer surfaces of the fan blade plate (23), the assembling flange (5) and the cutter head shaft sleeve (19).

6. The large-scale chopping cutter spindle cutter head according to claim 1, 2 or 3, characterized in that the assembled flange (5) is provided with arc-shaped notches (6) at the central angle interval between the mounting bases (3) at the inner hole matched with the cutter head shaft sleeve (19).

7. The large-scale chopping spindle cutter head according to claim 1, 2 or 3, characterized in that the edge side of the moving blade seat (24) has the same arc-shaped edge as the moving blade edge, and the back of the arc-shaped edge is provided with the inclined grooves (8) which have the same inclination as the moving blade edge and are correspondingly spaced, and the movable blade adjusting jackscrew mounting platform (9) is arranged between the inclined grooves (8).

8. The large-scale chopping spindle cutter head according to claim 1, 2 or 3, characterized in that a toothed plate (14) is fixedly mounted at the top end of the vane plate (23).

9. The large-scale chopping cutter spindle cutter head according to claim 1, 2 or 3, characterized in that a hammer blade (16) is mounted at the hammer blade assembly window (15) at the top end of the fan blade plate (23).

10. A large-scale chopping machine equipped with the large-scale chopping spindle cutterhead according to any one of claims 1 to 9.