CN216930948U

CN216930948U - Corn threshing device

Info

Publication number: CN216930948U
Application number: CN202122746914.0U
Authority: CN
Inventors: 刘睿
Original assignee: Individual
Current assignee: Xinjiang Chuangjin Seed Industry Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-07-12
Anticipated expiration: 2031-11-10

Abstract

The utility model discloses a corn threshing device, which comprises a box body, wherein a case is fixedly installed on the box body, a threshing mechanism is fixedly installed on the box body, a screening mechanism is fixedly installed on the threshing mechanism, a filter screen is fixedly installed on the inner wall of the box body, and a moving wheel is fixedly installed at the bottom of the box body; this corn threshing device through action wheel, third connecting axle, from driving wheel, belt, rack, first bevel gear, fourth connecting axle, second bevel gear, incomplete gear, spout, connecting rod, connecting block, spring for the screen cloth removes about, makes the separation that kernel of corn and corncob can be better, is provided with the filter screen, can make the kernel of corn after threshing and impurity and dust separation, promotes work efficiency.

Description

Corn threshing device

Technical Field

The utility model relates to the technical field of agricultural mechanical equipment, in particular to a corn threshing device.

Background

Corn is an important grain crop, can be eaten or used as feed, is one of important industrial raw materials, and occupies more and more important position in food production in China as the grain crop with the largest planting area in China. From the national conditions of China and the history of corn production in developed countries abroad, the seeding, harvesting and threshing of corn realize the whole-course mechanized operation of production, the corn is hopefully returned and tends to, the existing corn threshing structure is single, a plurality of threshing structures are not needed to be adopted for threshing together, the threshing effect is low, the corn after threshing is easy to remain on a screen, the corncobs and the corn kernels can not be effectively separated, and a plurality of impurities and dust are mixed in the corn kernels, further impurity removal is needed, and the efficiency is not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a corn threshing device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a corn threshing device comprises a box body, wherein a machine box is fixedly installed on the box body, a threshing mechanism is fixedly installed on the box body, a screening mechanism is fixedly installed on the threshing mechanism, the screening mechanism comprises a driving wheel, a third bearing, a third connecting shaft, a fourth bearing, a driven wheel, a belt, a rack, a first bevel gear, a fourth connecting shaft, a second bevel gear, an incomplete gear, a screen, a sliding chute, a connecting rod, a connecting block, a fixed box and a spring, the driving wheel is in transmission connection with the driven wheel through the belt, the driven wheel is fixedly connected with the fourth connecting shaft, the fourth connecting shaft is in rotation connection with the machine box through the third bearing, the fourth connecting shaft is fixedly connected with the first bevel gear, the first bevel gear is meshed with a second bevel gear, the second bevel gear is fixedly connected with the third connecting shaft, and the third connecting shaft is in rotation connection with the machine box through the fourth bearing, third connecting axle and incomplete gear fixed connection, incomplete gear and rack toothing, rack and screen cloth fixed connection, screen cloth and connecting block fixed connection, connecting block and connecting rod fixed connection, the connecting rod passes through spout and fixed case sliding connection, fixed case and box fixed connection, the one end and the spout fixed connection of spring, the other end and the connecting rod fixed connection of spring.

Preferably, threshing mechanism includes first bearing, first threshing roller, first gear, first connecting axle, motor case, second bearing, second threshing roller, second gear, second connecting axle, conveniently threshes the maize.

Preferably, first threshing roller and first connecting axle fixed connection, first connecting axle rotates through first bearing and box to be connected, first connecting axle and first gear fixed connection, first gear and second gear engagement, second gear and second connecting axle fixed connection, the second connecting axle rotates through the second bearing and is connected with the box, the second connecting axle threshes roller fixed connection with the second, the output and the first connecting axle fixed connection of motor, motor and motor case fixed connection, motor case and quick-witted case fixed connection conveniently thresh the maize.

Preferably, the driving wheel is fixedly connected with the first connecting shaft, so that the screening mechanism is conveniently driven to operate.

Preferably, the box is provided with the feed inlet, conveniently adds the maize, the box is provided with the discharge gate, conveniently discharges the kernel of corn after threshing, the box is provided with the chamber door, conveniently discharges the corncob after threshing, the box is provided with the drain and conveniently discharges impurity and dust.

Preferably, the inner wall fixed mounting of box has the filter screen, conveniently filters impurity and dust in the kernel of corn.

Preferably, the bottom of the box body is fixedly provided with a movable wheel, so that the device is convenient to move.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the corn threshing device is used for threshing corns in two directions through the first threshing roller, the first gear, the first connecting shaft, the motor, the second threshing roller, the second gear and the second connecting shaft, so that the threshing efficiency is improved;

(2) this corn threshing device through action wheel, third connecting axle, from driving wheel, belt, rack, first bevel gear, fourth connecting axle, second bevel gear, incomplete gear, spout, connecting rod, connecting block, spring for the screen cloth removes about, makes the separation that kernel of corn and corncob can be better, is provided with the filter screen, can make the kernel of corn after threshing and impurity and dust separation, promotes work efficiency.

Drawings

Figure 1 is a schematic view of the structure of the present invention,

FIG. 2 is a schematic cross-sectional view of FIG. 1 according to the present invention,

figure 3 is a schematic view of the top view of the threshing cylinder according to the utility model,

FIG. 4 is a schematic structural diagram of A in FIG. 2 according to the present invention,

FIG. 5 is a schematic structural diagram of B in FIG. 2 according to the present invention.

In the figure: 1 feeding hole, 2 threshing mechanisms, 201 first bearings, 202 first threshing rollers, 203 first gears, 204 first connecting shafts, 205 motors, 206 motor boxes, 207 second bearings, 208 second threshing rollers, 209 second gears, 210 second connecting shafts, 3 boxes, 4 discharging holes, 5 filter screens, 6 sewage draining ports, 7 moving wheels, 8 screening mechanisms, 801 driving wheels, 802 third bearings, 803 third connecting shafts, 804 fourth bearings, 805 driven wheels, 808 belts, 807 racks, 808 first bevel gears, 809 fourth connecting shafts, 810 second bevel gears, 811 incomplete gears, 812 screens, 813 chutes, 814 connecting rods, 815 connecting blocks, 818 fixed boxes, 817 springs, 9 boxes and 10 box doors.

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. 1-5, the present invention provides a technical solution: a corn threshing device comprises a box body 3, a movable wheel 7 is fixedly installed at the bottom of the box body 3, a filter screen 5 is fixedly installed on the inner wall of the box body 3, threshed corn kernels can be separated from impurities and dust through the filter screen 5, the box body 3 is provided with a feeding hole 1, the box body 3 is provided with a discharging hole 4, the box body 3 is provided with a box door 10, the box body 3 is provided with a sewage draining outlet 6, the box body 3 is fixedly provided with a machine box 9, the box body 3 is fixedly provided with a threshing mechanism 2, the threshing mechanism 2 comprises a first bearing 201, a first threshing roller 202, a first gear 203, a first connecting shaft 204, a motor 205, a motor box 206, a second bearing 207, a second threshing roller 208, a second gear 209 and a second connecting shaft 210, the first connecting shaft 204 is driven to rotate by a starting motor 205, so that the first connecting shaft 204 drives the first roller 202 to rotate, the first gear 203 is driven to rotate by the first connecting shaft 204, so that the first gear 203 drives the second gear 209 to rotate, so that the second gear 209 drives the second connecting shaft 210 to rotate, so that the second connecting shaft 210 drives the second roller 208 to rotate to perform bidirectional threshing on corn, the first threshing roller 202 is fixedly connected with the first connecting shaft 204, the first connecting shaft 204 is rotatably connected with the box body 3 through the first bearing 201, the first connecting shaft 204 is fixedly connected with the first gear 203, the first gear 203 is meshed with the second gear 209, the second gear 209 is fixedly connected with the second connecting shaft 210, the second connecting shaft 210 is rotatably connected with the box body 3 through the second bearing 207, the second connecting shaft 210 is fixedly connected with the second threshing roller 208, the output end of the motor 205 is fixedly connected with the first connecting shaft 204, the motor 205 is fixedly connected with the motor box 206, the motor box 206 is fixedly connected with the machine case 9, and the threshing roller 202, the first gear 203, the second connecting shaft 210, the second gear 203, the second connecting shaft 204 and the second connecting shaft 210 are fixedly connected with the machine case 9, The corn threshing mechanism comprises a first connecting shaft 204, a motor 205, a second threshing roller 208, a second gear 209 and a second connecting shaft 210, wherein the corn is threshed in two directions, a screening mechanism 8 is fixedly installed on a threshing mechanism 2, the screening mechanism 8 comprises a driving wheel 801, a third bearing 802, a third connecting shaft 803, a fourth bearing 804, a driven wheel 805, a belt 806, a rack 807, a first bevel gear 808, a fourth connecting shaft 809, a second bevel gear 810, an incomplete gear 811, a screen 812, a chute 813, a connecting rod 814, a connecting block 815, a fixed box 816 and a spring 817, the driving wheel 801 rotates through the first connecting shaft 204, the driving wheel 801 drives the driven wheel 805 to rotate through the belt 806, the driven wheel 805 drives the fourth connecting shaft 809 to rotate, the fourth connecting shaft 809 drives the first bevel gear 808 to rotate, the first bevel gear 808 drives the second bevel gear 810 to rotate, and the third bevel gear 803 is driven to rotate through the belt 806, the third connecting shaft 803 drives the incomplete gear 811 to rotate, the incomplete gear 811 drives the rack 807 to intermittently move, the rack 807 drives the screen 812 to intermittently move, the screen 812 drives the connecting block 815 to intermittently move, the connecting block 815 drives the connecting rod 814 to intermittently move, corn kernels and corn cobs can be better separated, the driving wheel 801 is fixedly connected with the first connecting shaft 204, the driving wheel 801 is in transmission connection with the driven wheel 805 through a belt 806, the driven wheel 805 is fixedly connected with a fourth connecting shaft 809, the fourth connecting shaft 809 is rotatably connected with the case 9 through a third bearing 802, the fourth connecting shaft 809 is fixedly connected with the first bevel gear 808, the first bevel gear 808 is engaged with the second bevel gear 810, the second bevel gear 810 is fixedly connected with the third connecting shaft 803, the third connecting shaft 803 is rotatably connected with the case 9 through a fourth bearing 804, and the third connecting shaft 803 is fixedly connected with the incomplete gear 811, the incomplete gear 811 is meshed with the rack 807, the rack 807 is fixedly connected with the screen 812, the screen 812 is fixedly connected with the connecting block 815, the connecting block 815 is fixedly connected with the connecting rod 814, the connecting rod 814 is slidably connected with the fixed box 816 through the chute 813, the fixed box 816 is fixedly connected with the box body 3, one end of the spring 817 is fixedly connected with the chute 813, the other end of the spring 817 is fixedly connected with the connecting rod 814, and the screen 812 moves left and right through the driving wheel 801, the third connecting shaft 803, the driven wheel 805, the belt 806, the rack 807, the first bevel gear 808, the fourth connecting shaft 809, the second bevel gear 810, the incomplete gear 811, the chute 813, the connecting rod 814, the connecting block 815 and the spring 817, so that corn kernels and corn cobs can be better separated.

The working principle is as follows: when the product is used, the starting motor 205 drives the first connecting shaft 204 to rotate, so that the first connecting shaft 204 drives the first roller 202 to rotate, the first connecting shaft 204 drives the first gear 203 to rotate, the first gear 203 drives the second gear 209 to rotate, the second gear 209 drives the second connecting shaft 210 to rotate, the second connecting shaft 210 drives the second roller 208 to rotate, the corn is threshed in two directions, the driving wheel 801 rotates through the first connecting shaft 204, the driving wheel 801 drives the driven wheel 805 to rotate through the belt 806, the driven wheel 805 drives the fourth connecting shaft 809 to rotate, the fourth connecting shaft 809 drives the first bevel gear 808 to rotate, the first bevel gear 808 drives the second bevel gear 810 to rotate, the second bevel gear 810 drives the third connecting shaft 803 to rotate, and the third connecting shaft 803 drives the incomplete gear 811 to rotate, make incomplete gear 811 drive rack 807 intermittent type nature removal for rack 807 drives screen 812 intermittent type nature removal, make screen 812 drive connecting block 815 intermittent type nature removal, make connecting block 815 drive connecting rod 814 intermittent type nature removal, make the separation that kernel of corn and corncob can be better.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a corn threshing device, includes box (3), its characterized in that: the box body (3) is fixedly provided with a case (9), the box body (3) is fixedly provided with a threshing mechanism (2), the threshing mechanism (2) is fixedly provided with a screening mechanism (8), the screening mechanism (8) comprises a driving wheel (801), a third bearing (802), a third connecting shaft (803), a fourth bearing (804), a driven wheel (805), a belt (806), a rack (807), a first bevel gear (808), a fourth connecting shaft (809), a second bevel gear (810), an incomplete gear (811), a screen (812), a sliding chute (813), a connecting rod (814), a connecting block (815), a fixed box (816) and a spring (817), the driving wheel (801) is in transmission connection with the driven wheel (805) through the belt (806), the driven wheel (805) is fixedly connected with the fourth connecting shaft (809), the fourth connecting shaft (809) is in rotation connection with the case (9) through the third bearing (802), the fourth connecting shaft (809) is fixedly connected with a first bevel gear (808), the first bevel gear (808) is meshed with a second bevel gear (810), the second bevel gear (810) is fixedly connected with a third connecting shaft (803), the third connecting shaft (803) is rotatably connected with a case (9) through a fourth bearing (804), the third connecting shaft (803) is fixedly connected with an incomplete gear (811), the incomplete gear (811) is meshed with a rack (807), the rack (807) is fixedly connected with a screen (812), the screen (812) is fixedly connected with a connecting block (815), the connecting block (815) is fixedly connected with a connecting rod (814), the connecting rod (814) is slidably connected with a fixed box (816) through a sliding groove (813), the fixed box (816) is fixedly connected with a box body (3), one end of a spring (817) is fixedly connected with the sliding groove (813), the other end of the spring (817) is fixedly connected with the connecting rod (814).

2. The corn threshing apparatus of claim 1, wherein: threshing mechanism (2) include first bearing (201), first threshing roller (202), first gear (203), first connecting axle (204), motor (205), motor case (206), second bearing (207), second threshing roller (208), second gear (209), second connecting axle (210).

3. A corn threshing apparatus as claimed in claim 2, wherein: first threshing roller (202) and first connecting axle (204) fixed connection, first connecting axle (204) rotates with box (3) through first bearing (201) and is connected, first connecting axle (204) and first gear (203) fixed connection, first gear (203) and second gear (209) meshing, second gear (209) and second connecting axle (210) fixed connection, second connecting axle (210) rotate with box (3) through second bearing (207) and are connected, second connecting axle (210) and second threshing roller (208) fixed connection, the output and first connecting axle (204) fixed connection of motor (205), motor (205) and motor case (206) fixed connection, motor case (206) and quick-witted case (9) fixed connection.

4. The corn threshing apparatus of claim 1, wherein: the driving wheel (801) is fixedly connected with the first connecting shaft (204).

5. The corn threshing apparatus of claim 1, wherein: the box (3) is provided with a feed inlet (1), the box (3) is provided with a discharge hole (4), the box (3) is provided with a box door (10), and the box (3) is provided with a sewage draining outlet (6).

6. A corn threshing apparatus according to claim 1, wherein: and a filter screen (5) is fixedly arranged on the inner wall of the box body (3).

7. The corn threshing apparatus of claim 1, wherein: the bottom of the box body (3) is fixedly provided with a movable wheel (7).