CN219593070U

CN219593070U - Millet harvester header

Info

Publication number: CN219593070U
Application number: CN202321387723.2U
Authority: CN
Inventors: 赵一鸣; 戴飞; 赵武云; 史瑞杰; 王虎存
Original assignee: Gansu Agricultural University
Current assignee: Gansu Agricultural University
Priority date: 2023-06-02
Filing date: 2023-06-02
Publication date: 2023-08-29
Anticipated expiration: 2033-06-02

Abstract

The utility model relates to the technical field of agricultural machinery and equipment, and discloses a hilly mountain millet combine harvester cutting table, which comprises a cutting table frame, wherein a reciprocating cutting device is arranged at the front end of the cutting table frame, the reciprocating cutting device is fixed on a rear lengthened cutting table body, two ends of the lengthened cutting table body are provided with crop dividers, an eccentric reel is arranged above the crop dividers, the eccentric reel comprises a wheel shaft, a reel disc, a reel toothed bar, a spring tooth and an anti-winding sleeve, a reel support arm is arranged at the lower end of the eccentric reel, a hydraulic lifting device is arranged below the reel support arm, a conveying stirring wheel is arranged at the lower end of the hydraulic lifting device, the conveying stirring wheel is fixed on the cutting table frame through a stirring wheel shaft, a chain driving device is arranged at the side of the cutting table frame, and the chain driving device is matched with the rear conveying chain harrow device.

Description

Millet harvester header

Technical Field

The utility model relates to the technical field of agricultural mechanical equipment, in particular to a millet harvester header.

Background

Millet is an important grain and feed crop, widely planted around the world, used in food processing and animal feeding. The harvesting process of the millet has some characteristics, such as high moisture content of stems and leaves and heavy ear heads, so that the millet is easy to break, and the ear heads of the millet are easy to mutually snag after sagging. Compared with wheat and rice, the harvesting table is difficult to separate, support and convey during mechanized harvesting, the rice and wheat combine harvester is used for harvesting the millet, the problems of reel throwing, reel conveying disorder, large cutting table spike dropping loss and the like are solved, the millet planting environment is complex, the land block road is narrow, the transition is difficult, the mechanization degree is low, the labor intensity is high, and the development of industrialization of the millet is severely limited.

Disclosure of Invention

The utility model aims to provide a millet combine harvester header which is suitable for hilly and mountain lands, has a simple structure and small size, can reduce the loss of millet ears and improve the harvesting efficiency.

In order to solve the problems, the utility model adopts the following technical scheme:

a cutting table of a millet harvester comprises a cutting table frame, an eccentric reel, a divider, a reciprocating cutting device, a conveying reel and a transmission device. The cutting machine is characterized in that a reciprocating cutting device is arranged at the front end of the machine frame, the reciprocating cutting device is fixed on a rear lengthened cutting table body, a grain divider is arranged at two ends of the lengthened cutting table body, an eccentric reel is arranged above the grain divider, the eccentric reel comprises a reel shaft, a reel spoke, a reel toothed bar, elastic teeth and an anti-winding sleeve, reel spoke discs are arranged at two ends of the reel shaft, a reel toothed bar is arranged between the reel spoke discs, a plurality of elastic teeth are clamped on the reel toothed bar, a reel arm is arranged at the lower end of the eccentric reel, a hydraulic lifting device is arranged below the reel arm, a conveying reel is arranged at the lower end of the hydraulic lifting device, the conveying reel is fixed on the machine frame through the reel shaft, the reel shaft is hinged with an eccentric shaft, a reel toothed bar is sleeved on the eccentric shaft, a chain driving device is arranged at the side of the machine frame, and the chain driving device is matched with a rear conveying harrow device through a belt transmission device.

The utility model provides a millet harvester header.

Further, the reciprocating type cutting device comprises a movable cutter frame, a movable cutter and a cutter protector, wherein the movable cutter is arranged in the cutter protector and is riveted on the movable cutter frame, and the cutter head of the movable cutter frame is connected with a driving connecting rod in a spherical hinge mode.

Furthermore, three reel tooth bars are arranged between reel discs, so that reel frequency is reduced.

Further, one end of the wheel shaft is provided with an eccentric amplitude disc which is eccentric with the wheel shaft so as to adjust the front and back dip angles of the spring teeth.

Furthermore, a reel toothed bar on the eccentric reel is provided with a nylon wheel material anti-winding sleeve.

Further, a rubber blocking device is arranged above the reel support arm, and rubber with rubber texture is adopted to cover the upper part of the frame.

Furthermore, the grain divider is lengthened and heightened in size, and the grain spike guide pipes are fixed at the two ends and above the grain divider.

Further, the left end and the right end of the winch shaft are respectively a long shaft and a short shaft, the middle of the two ends of the winch shaft is hinged with the eccentric shaft, three groups of winch wheel shifting teeth are sleeved on the eccentric shaft, and each group of winch wheel shifting teeth are arranged side by side.

Further, a first belt pulley is arranged on one side of the wheel shaft, a second belt pulley is arranged on the side of the reel support arm, a first chain wheel is arranged on the other side of the reel support arm, a second double-row chain wheel is arranged on one side of the conveying reel, a third chain wheel is arranged on one side of the driving connecting rod, power is transmitted to the third belt pulley through a transition shaft, and the chain harrow device comprises the third belt pulley and a fourth belt pulley for transmission.

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

according to the millet harvester cutting table, the cutting width is 1000mm, the grain divider is lengthened and enlarged, the grain spike guide pipe is welded above the grain divider, the lengthened cutting table body is additionally arranged in front of the machine frame, the spring teeth, the forward tilting cutting table, the four variable 3 eccentric reel wheels, the nylon wheel anti-winding sleeve and the husk blocking device can be adjusted according to the lodging condition of the millet, loss caused by lodging, winding, spike throwing, spike dropping and the like of the millet is effectively avoided, and low-loss efficient harvesting of the millet is ensured.

Drawings

Fig. 1 is a view of the header of the millet harvester according to the present utility model.

Fig. 2 is a side view of a header of the millet harvester of the utility model.

Fig. 3 is a top view of the header of the millet harvester of the utility model.

Fig. 4 is a side view of the eccentric reel of the present utility model.

Fig. 5 is a front view of the delivery sheave of the present utility model.

Fig. 6 is a front view of an elongated header body of the present utility model.

Reference numerals: 1. a frame; 2. eccentric reel; 21. a wheel axle; 22. reel spokes; 23. a reel toothed bar; 24. spring teeth; 25. an anti-winding sleeve; 26. an eccentric web; 27. a reel cross bar; 28. reel arms; 29. a hydraulic lifting device; 3. a crop divider; 31. ear of grain honeycomb duct; 4. a reciprocating cutting device; 41. a movable tool rest; 42. a movable knife; 43. a blade protector; 44. a drive link; 5. conveying reel; 51. a capstan shaft; 52. reel shifting teeth; 53. an eccentric shaft; 6. lengthening the header body; 7. a conveying chain harrow; 8. chain drive means; 9. a belt drive.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.

Specific embodiments of the present utility model are described below with reference to the accompanying drawings.

Example 1

Referring to fig. 1-6, the present utility model provides a technical solution:

a cutting table of a millet harvester comprises a frame 1, a reciprocating cutting device 4 is arranged at the front end of the frame 1, the reciprocating cutting device 4 comprises a movable cutter frame 41, a movable cutter 42 and a cutter protector 43, the movable cutter 42 is arranged in the cutter protector 43, the movable cutter 42 is riveted on the movable cutter frame 41, the cutter head of the movable cutter frame 41 is connected with a driving connecting rod 44 in a spherical hinge manner, an lengthened cutting table body 6 is fixed behind the reciprocating cutting device 4, two ends of the lengthened cutting table body 6 are provided with a divider 3, the size of the divider 3 is lengthened and heightened, two ends and the upper part of the divider are fixedly provided with a grain spike guide tube 31, an eccentric reel 2 is arranged above the divider 3, the eccentric reel 2 comprises a wheel shaft 21, a reel disc 22, a reel tooth bar 23, a spring tooth 24, an anti-winding sleeve 25, an eccentric reel 26 and a reel cross bar 27, reel discs 22 are arranged at two ends of the wheel shaft 21, three reel tooth bars 23 are arranged between the reel discs 22, the number of the reel is reduced, a plurality of elastic teeth 24 are clamped on a reel toothed bar 23, a nylon wheel material anti-winding sleeve 25 is sleeved on the reel toothed bar, one end of a wheel shaft 21 is provided with an eccentric spoke disc 26 which is eccentric with the wheel shaft so as to adjust the front-back inclination angle of the elastic teeth 24, the lower end of the eccentric reel 2 is provided with a reel support arm 28, a rubber blocking device is arranged above the reel support arm 28, the upper part of a frame 1 is covered by rubber with rubber texture, a hydraulic lifting device 29 is arranged below the reel support arm 28, the lower end of the hydraulic lifting device 29 is provided with a conveying reel 5, the conveying reel 5 is fixed on the frame 1 through a reel shaft 51, the left end and the right end of the reel shaft 51 are respectively provided with a long shaft and a short shaft, the middle of the two ends are hinged with an eccentric shaft 53, the eccentric shaft 53 is sleeved with three sets of reel teeth 52, each set of three reel reels 52 are arranged side by side, a chain driving device 8 is arranged on the side of the frame 1 of a cutting table, the chain driving device 8 is matched with the rear conveying chain harrow device 7 through the belt transmission device 9, a first belt pulley is arranged on one side of the wheel shaft 21, a second belt pulley is arranged on the side of the reel support arm 28, a first chain wheel is arranged on the other side of the reel support arm 28, a second double-row chain wheel is arranged on one side of the conveying reel 5, a third chain wheel is arranged on one side of the driving connecting rod 44, power is transmitted to the third belt pulley through a transition shaft, and the conveying chain harrow 7 comprises the third belt pulley and a fourth belt pulley for transmission.

When the harvester is used, the grain dividers are lengthened at two sides of the header to divide the grains so as to prevent the grains from being hooked with each other, the grain spike guide pipe above the header enables the grains to smoothly enter the header, the three eccentric reel rotates, the upper elastic teeth centralize the grains and guide the grains to the reciprocating cutting device, the cutter cuts off the grains and stems, the cutter falls on the frame and the lengthened header body, the conveying reel conveys the grains and stems to one side to the reel poking teeth, the reel poking teeth are sleeved on the eccentric shaft, the cutter poking teeth are guaranteed to stretch out the grains to the longest when being poked in front and stretch the grains to the shortest when being conveyed in the rear, and finally, the conveying chain harrow feeds the grains to the roller, so that the picking and harvesting of the grains are completed.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Millet harvester header, including frame (1), its characterized in that: the front end of the frame (1) is provided with a reciprocating cutting device (4), the reciprocating cutting device (4) is fixed on a lengthened cutting table body (6) at the rear, two ends of the lengthened cutting table body (6) are provided with a grain divider (3), an eccentric reel (2) is arranged above the grain divider (3), the eccentric reel (2) comprises a wheel shaft (21), a reel spoke disc (22), a reel toothed bar (23), elastic teeth (24), an anti-winding sleeve (25), the eccentric spoke disc (26) and a reel cross bar (27), reel toothed bars (23) are arranged at two ends of the wheel shaft (21), a plurality of elastic teeth (24) are clamped on the reel toothed bar (23), a reel support arm (28) is arranged at the lower end of the eccentric reel (2), a hydraulic lifting device (29) is arranged below the reel support arm (28), a conveying eccentric shaft (29) is provided with a reel eccentric shaft (5), the reel is fixedly arranged on the wheel shaft (53) and is hinged to the frame (51) through a reel hub (53), the side of the header frame (1) is provided with a chain driving device (8), and the chain driving device (8) is matched with a rear conveying chain harrow device (7) through a belt transmission device (9).

2. Millet harvester header according to claim 1, characterized in that: the reciprocating type cutting device (4) comprises a movable cutter frame (41), a movable cutter (42) and a cutter protector (43), wherein the movable cutter (42) is arranged in the cutter protector (43), the movable cutter (42) is riveted on the movable cutter frame (41), and a cutter head of the movable cutter frame (41) is connected with a driving connecting rod (44) in a spherical hinge mode.

3. Millet harvester header according to claim 1, characterized in that: three reel tooth bars (23) are arranged between the reel spokes (22) to reduce reel times.

4. Millet harvester header according to claim 1, characterized in that: one end of the wheel axle (21) is provided with an eccentric disc (26) eccentric with the wheel axle (21) to adjust the front-back inclination angle of the spring tooth (24).

5. Millet harvester header according to claim 1, characterized in that: the reel tooth bar (23) on the eccentric reel (2) is provided with a nylon wheel material anti-winding sleeve (25).

6. Millet harvester header according to claim 1, characterized in that: a rubber blocking device is arranged above the reel support arm (28), and rubber with rubber texture is adopted to cover the upper part of the frame (1).

7. Millet harvester header according to claim 1, characterized in that: the grain divider (3) is lengthened and heightened in size, and grain spike guide pipes (31) are fixed at two ends and above the grain divider.

8. Millet harvester header according to claim 1, characterized in that: the left end and the right end of the winch shaft (51) are respectively a long shaft and a short shaft, the middle of the two ends of the winch shaft is hinged with the eccentric shaft (53), three groups of winch wheel shifting teeth (52) are sleeved on the eccentric shaft (53), and each group of winch wheel shifting teeth (52) are arranged side by side.

9. Millet harvester header according to claim 1, characterized in that: the reel comprises a reel shaft (21), a reel support arm (28), a reel rake device (7) and a conveying reel (5), wherein a first belt pulley is arranged on one side of the reel shaft (21), a second belt pulley is arranged on the side of the reel support arm (28), a first chain wheel is arranged on the other side of the reel support arm (28), a second double-row chain wheel is arranged on one side of the conveying reel (5), a third chain wheel is arranged on one side of a driving connecting rod (44), power is transmitted to the third belt pulley through a transition shaft, and the conveying chain rake device (7) comprises the third belt pulley and a fourth belt pulley for transmission.