CN2805345Y

CN2805345Y - Corn thresher

Info

Publication number: CN2805345Y
Application number: CN 200520108558
Authority: CN
Inventors: 陈东
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-06-03
Filing date: 2005-06-03
Publication date: 2006-08-16
Anticipated expiration: 2015-06-03

Abstract

The utility model relates to a corn thresher which comprises a frame, wherein a threshing cylinder is arranged on the frame along a transverse direction; the bottom part of the threshing cylinder is provided with a screen; a vibrating screen is arranged below the screen, the top part of one end of the vibrating screen is provided with a cob feeding hole, and the bottom part of the other end of the vibrating screen is provided with a cob discharge hole; a main shaft is arranged in the threshing cylinder along the transverse direction. The outer side of the main shaft is symmetrically provided with two to eight threshing rotating shafts through a plurality of flange disks, the axis of each threshing rotating shaft is parallel with the axis of the main shaft, a plurality of cylindrical threshing hammers are arranged on each threshing rotating shaft in a clearance fit way and the outer end surface of each threshing hammer is matched with the inner side wall of the threshing cylinder. The utility model aims to provide a corn thresher with the advantages of high work efficiency, small working resistance for threshing and low breakage rate for corn.

Description

Husker sheller

Technical field

The utility model relates to a kind of agricultural machinery, relates in particular to a kind of plant equipment that can be used for corn threshing.

Background technology

Existing husker sheller all is to adopt tooth to roll threshing usually; after unthreshed corn plug still enters in the threshing cylinder by the plug charging aperture of threshing cylinder; the corn plug is shifted onto the other end from an end by force under the effect that tooth rolls; cause the percentage of damage of corn higher thus; foreign material content is bigger, and usually the iblet on the plug can not be purified, because the working resistance of threshing is bigger; make that the threshing operating efficiency of equipment is lower, can cause certain energy waste thus.

The utility model content

The purpose of this utility model is to provide a kind of high efficiency, and the working resistance of threshing is little, the husker sheller that the corn percentage of damage is low.

Husker sheller of the present utility model; comprise frame; the edge laterally is provided with threshing cylinder on the frame; the bottom of threshing cylinder has screen cloth; the below of screen cloth is provided with reciprocating sieve; the top of threshing cylinder one end is provided with the plug charging aperture; the bottom of its other end is provided with the plug discharging opening; the edge laterally is provided with main shaft in the threshing cylinder; the described main shaft outside adopts a plurality of flange that 2-8 threshing rotating shaft is installed symmetrically; the axis of each threshing rotating shaft is parallel with the axis of main shaft, and a plurality of columniform threshing hammers are installed to matched in clearance in each threshing rotating shaft, matches with the madial wall of described threshing cylinder in the outer face of each threshing hammer.

Husker sheller of the present utility model, wherein said threshing rotating shaft is 4, adopts the steel bushing location between the described threshing hammer.

Husker sheller of the present utility model; one end of wherein said main shaft is equipped with belt pulley; belt pulley links to each other with the eccentric shaft belt pulley with motor pulley respectively by the band transmission; motor pulley is sleeved on the output shaft of motor; motor is installed on the described frame, and described eccentric shaft belt pulley is sleeved on the inner end of eccentric shaft, and the outer end of eccentric shaft is equipped with the axle sleeve that powdered metallurgical material is made; axle sleeve is set with steel bushing outward, and steel bushing links to each other with described reciprocating sieve by driving rod.

Husker sheller of the present utility model; one end of the described plug discharging opening that is positioned on the wherein said main shaft is provided with draught fan impeller; the described threshing roll barrel that is positioned at the draught fan impeller below is provided with scalable blast pipe; row's grain end of the air inlet of scalable blast pipe and described reciprocating sieve is corresponding; the threshing cylinder sidewall that is positioned at the draught fan impeller rear is provided with exhaust duct; the row's grain end of described reciprocating sieve and the grain-entering mouth of automatic packer are in series; on the rotating vane axle of automatic packer rotating vane is installed, rotating vane adopts the offset plate material to make.

Husker sheller of the present utility model, wherein said rotating vane axle links to each other with described main shaft by the band transmission, and described eccentric shaft adopts sliding bearing to be installed on the described frame, and sliding bearing adopts powdered metallurgical material to make.

Compare with existing husker sheller; husker sheller of the present utility model; the edge laterally is provided with main shaft in its threshing cylinder; the described main shaft outside adopts a plurality of flange that 2-8 threshing rotating shaft is installed symmetrically; the axis of each threshing rotating shaft is parallel with the axis of main shaft; a plurality of columniform threshing hammers are installed to matched in clearance in each threshing rotating shaft; match with the madial wall of described threshing cylinder in its outer face; so husker sheller of the present utility model has high efficiency; the working resistance of threshing is little, the characteristics that the corn percentage of damage is low.

Other details of husker sheller of the present utility model and characteristics can just can be cheer and bright by reading the embodiment hereinafter encyclopaedize in conjunction with the accompanying drawings.

Description of drawings

Fig. 1 is the front view of the structural representation of husker sheller of the present utility model;

Fig. 2 is the main pseudosection of the threshing cylinder of husker sheller;

Fig. 3 is the front view of structural representation of the threshing hammer of husker sheller;

Fig. 4 is the end view of Fig. 3;

Fig. 5 is the A-A cross sectional view of Fig. 2;

Fig. 6 is the B-B cross sectional view of Fig. 2;

Fig. 7 is the main pseudosection of the automatic packer of husker sheller;

Fig. 8 is the side cutaway view of Fig. 7;

Fig. 9 is the eccentric shaft of husker sheller and the front view of driving rod structural representation partly.

Embodiment

As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and shown in Figure 6; husker sheller of the present utility model; comprise frame 1; the edge laterally is provided with threshing cylinder 2 on the frame 1; the bottom of threshing cylinder 2 has screen cloth 24, and the below of screen cloth 24 is provided with reciprocating sieve 3, and screen cloth 24 can spill the corn that has come off threshing cylinder 2; 3 of reciprocating sieves can be transferred to the other end with the corn that has come off, and less impurity is spilt.Top at threshing cylinder 2 one ends is provided with plug charging aperture 4, can will still carry out threshing in the unthreshed corn plug threading threshing cylinder 2 thus, bottom at threshing cylinder 2 other ends is provided with plug discharging opening 5, thus the corn plug of threshing is discharged in threshing cylinder 2.The edge laterally is provided with main shaft 6 in threshing cylinder 2, main shaft 6 outsides adopt a plurality of flange 7 that 4 threshing rotating shafts 8 are installed symmetrically, the quantity of threshing rotating shaft 8 also can be 2-8, the axis of each threshing rotating shaft 8 is parallel with the axis of main shaft 6, a plurality of columniform threshing hammers 9 are installed to matched in clearance in each threshing rotating shaft 8, its gap should make threshing hammer 9 not be in the state of hanging during rotary work under action of gravity at main shaft 6, and when main shaft 6 rotary works, each 9 of threshing hammer can get up in the arranged radially of action of centrifugal force lower edge.Each threshing hammer 9 is cylindrical, matches with the madial wall of described threshing cylinder 2 in its outer face.In use, the percentage of damage of corn in the time of can reducing threshing effectively.

Between two threshing hammers 9, adopt steel bushing 10 location, make axial float to prevent it.

As Fig. 1 and shown in Figure 9, end at main shaft 6 is equipped with belt pulley 12, belt pulley 12 links to each other with eccentric shaft belt pulley 14 with motor pulley 13 respectively by the band transmission, motor pulley 13 is sleeved on the output shaft of motor 15, motor 15 is installed on the frame 1, and eccentric shaft belt pulley 14 is sleeved on the inner end of eccentric shaft 16, and the outer end of eccentric shaft 16 is equipped with the axle sleeve 25 that powdered metallurgical material is made, the axle sleeve 25 outer steel bushings 22 that are set with, steel bushing 22 links to each other with reciprocating sieve 3 by driving rod 21.Eccentric shaft 16 adopts sliding bearing to be installed on the frame 1, and sliding bearing adopts powdered metallurgical material to make.In use, as long as starter motor 15, motor pulley 13 will drive belt pulley 12 by the band transmission and rotate, 12 drive main shafts of belt pulley 6 rotate, belt pulley 12 also drives 14 rotations of eccentric shaft belt pulley simultaneously, and making 21 motions of steel bushing 22, driving rod by eccentric shaft 16,21 of driving rods make reciprocating sieve 3 vibrations.

As Fig. 1, Fig. 7 and shown in Figure 8, one end of the plug discharging opening 5 that is positioned on main shaft 6 is provided with draught fan impeller 17, threshing cylinder 2 walls that are positioned at draught fan impeller 17 belows are provided with scalable blast pipe 18, row's grain end of the air inlet of scalable blast pipe 18 and reciprocating sieve 3 is corresponding, in use, can adjust the height of scalable blast pipe 18 according to the size of air quantity, make it be merely able to various impurity on the sucking-off reciprocating sieve 3, and can the sucking-off iblet.Be provided with exhaust duct being positioned on threshing cylinder 2 sidewalls at draught fan impeller 17 rears, the gas that is used for carrying various impurity is discharged.The row's grain end of reciprocating sieve 3 and the grain-entering mouth of automatic packer 19 are in series, and the iblet of discharging from row's grain end of reciprocating sieve 3 directly can be entered automatic packer 19, again by automatic packer 19 pack packings.On the rotating vane axle 23 of automatic packer 19 rotating vane 20 is installed, rotating vane 20 adopts the offset plate material to make, and rotating vane axle 23 links to each other with main shaft 6 by the band transmission.The rotating vane 2 that the offset plate material is made can reduce the percentage of damage of iblet.

Embodiment recited above is described preferred implementation of the present utility model; be not that design of the present utility model and scope are limited; do not breaking away under the utility model design concept prerequisite; common engineers and technicians make the technical solution of the utility model in this area various modification and improvement; all should fall into protection domain of the present utility model; the technology contents that the utility model is asked for protection all is documented in claims.

Claims

1. husker sheller; comprise frame (1); frame (1) goes up along laterally being provided with threshing cylinder (2); the bottom of threshing cylinder (2) has screen cloth (24); the below of screen cloth (24) is provided with reciprocating sieve (3); the top of threshing cylinder (2) one ends is provided with plug charging aperture (4); the bottom of its other end is provided with plug discharging opening (5); the edge laterally is provided with main shaft (6) in the threshing cylinder (2); it is characterized in that described main shaft (6) the outside a plurality of flange of employing (7) are equipped with 2-8 threshing rotating shaft (8) symmetrically; the axis of each threshing rotating shaft (8) is parallel with the axis of main shaft (6); each threshing rotating shaft (8) is equipped with a plurality of columniform threshing hammers (9) with going up matched in clearance, matches with the madial wall of described threshing cylinder (2) in the outer face of each threshing hammer (9).

2. husker sheller according to claim 1 is characterized in that described threshing rotating shaft (8) is 4, adopts steel bushing (10) location between the described threshing hammer (9).

3. husker sheller according to claim 2; an end that it is characterized in that described main shaft (6) is equipped with belt pulley (12); belt pulley (12) links to each other with eccentric shaft belt pulley (14) with motor pulley (13) respectively by the band transmission; motor pulley (13) is sleeved on the output shaft of motor (15); motor (15) is installed on the described frame (1); described eccentric shaft belt pulley (14) is sleeved on the inner end of eccentric shaft (16); the outer end of eccentric shaft (16) is equipped with the axle sleeve (25) that powdered metallurgical material is made; the outer steel bushing (22) that is set with of axle sleeve (25), steel bushing (22) links to each other with described reciprocating sieve (3) by driving rod (21).

4. husker sheller according to claim 3; an end that it is characterized in that the described plug discharging opening (5) that is positioned on the described main shaft (6) is provided with draught fan impeller (17); described threshing cylinder (2) wall that is positioned at draught fan impeller (17) below is provided with scalable blast pipe (18); row's grain end of the air inlet of scalable blast pipe (18) and described reciprocating sieve (3) is corresponding; threshing cylinder (2) sidewall that is positioned at draught fan impeller (17) rear is provided with exhaust duct; the grain-entering mouth of row's grain end of described reciprocating sieve (3) and automatic packer (19) is in series; on the rotating vane axle (23) of automatic packer (19) rotating vane (20) is installed, rotating vane (20) adopts the offset plate material to make.

5. husker sheller according to claim 4; it is characterized in that described rotating vane axle (23) links to each other with described main shaft (6) by the band transmission; described eccentric shaft (16) adopts sliding bearing to be installed on the described frame (1), and sliding bearing adopts powdered metallurgical material to make.