CN203675670U

CN203675670U - Portable-type corn thresher

Info

Publication number: CN203675670U
Application number: CN201320660412.9U
Authority: CN
Inventors: 刘永年
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-10-24
Filing date: 2013-10-24
Publication date: 2014-07-02
Anticipated expiration: 2023-10-24

Abstract

The utility model discloses a portable-type corn thresher, which comprises a machine frame, a cover shell, a threshing roller, a threshing cover and a motor, wherein the threshing cover is installed on the machine frame and covers the threshing roller, and a gap for a corn cob core to pass is formed between the threshing cover and the threshing roller; four guide blocks with holes are respectively arranged on the four corners of the threshing cover, four vertical guide posts are respectively arranged at four corner positions on the upper end surface of the machine frame, the four guide posts correspond to the four guide blocks, and each guide block is sleeved on each corresponding guide post and is tightly pressed by a spring, so that the threshing cover can rise by a small margin and can elastically return, and the gap between the threshing cover and the threshing roller, through which the cob core of a smaller corn cob can pass, is the smallest positioning gap. The gap between the threshing cover and the threshing roller is determined by the size of the corn cob and is adjusted through springs, so that the adjustment of the gap is dynamic and stepless. Therefore the corn cob can be sufficiently threshed by the portable-type corn thresher no matter the corn cob is large or small.

Description

Portable corn thresher

Technical field

The utility model belongs to a kind of small agricultural machinery, and what be specifically related to is a kind of Portable corn thresher.

Background technology

Portable corn thresher is mainly made up of frame, grain threshing roller, arch threshing cover and motor; grain threshing roller and threshing cover are fixedly mounted in frame; threshing cover covers on grain threshing roller top also and forms between grain threshing roller can be by the gap of corncob cellulose; the large I in gap is manually reconciled by the lifting groove on four angles of threshing cover, to adapt to the threshing of different big or small corn ear.This husker sheller is small and exquisite, light, and dry corn ear from feeding mouth feeding, can be realized complete threshing one by one, is well suited for the self-employed farmer that processing capacity is not too large and uses.; the defect that this husker sheller exists is: corn ear must be classified by size before threshing; gap between threshing cover and grain threshing roller need regulate according to corn ear magnitude classification; after a kind of gap is determined; be only suitable for the corn ear that threshing and this gap adapt; otherwise too small corn rod threshing is unclean, the excellent core of excessive corn ear can be broken.In whole threshing course, the gap adjustment between threshing cover and grain threshing roller must be carried out repeatedly, and the adjustment in each gap not only require great effort, time-consuming, can't adjust very appropriately.

Summary of the invention

The purpose of this utility model is to propose a kind of Portable corn thresher, and the gap between threshing cover and the grain threshing roller of this machine can automatic electrodeless adjusting, and the corn ear differing in size all can a through threshing.

The technical scheme that realizes above-mentioned purpose is: a kind of Portable corn thresher, comprise frame, case, grain threshing roller, threshing cover and motor, on case, there are spout and corncob cellulose outlet, the axis of grain threshing roller is positioned at the rear and front end above frame, threshing cover is arch, its inner surface has fixing threshing blade, and threshing cover is arranged in frame, and the top that covers on grain threshing roller also and between grain threshing roller forms the gap that corncob cellulose passes through; On four angles of described threshing cover, be respectively provided with a guide pad with holes, four corner positions of frame upper surface are respectively provided with a vertical lead, four leads are corresponding with four guide pad positions, each guide pad is sleeved on each self-corresponding lead and uses respectively spring compression, threshing cover can be risen and can elastic recoil by a small margin along lead, the gap between threshing cover and grain threshing roller take can by compared with the excellent core of Corn rod as minimum positioning gap.

After minimum positioning gap is determined, this threshing function is by abundant less corn ear threshing; And enter after thresher when larger corn ear; corn ear naturally can be by upwards jack-up certain amplitude of threshing cover, the gap between threshing cover and grain threshing roller is increased, under this state; larger corn ear not only can be able to abundant threshing, and corncob cellulose can be not broken.While meeting less corn ear again, it is restorable that threshing covers under the effect of spring, and described gap adapts to reduce.Gap between threshing cover and grain threshing roller is definite by the size of corn ear, automatically regulates by spring, and the adjusting in gap is dynamic, electrodeless.Therefore, no matter corn ear is is greatly little, and the utility model all can be by its abundant threshing.

Further, the upper surface of described frame is slope plane, before high, after low.This design is beneficial to corn ear and enters thresher from spout.

Further, there is the spiral rib at two point intervals such as grade on described grain threshing roller surface, and every spiral rib runs through the rear and front end of grain threshing roller.

Further, the front opening of described threshing cover is large, and open rearward end is little, and large opening is corresponding to the spout on case, and little opening is corresponding to the corncob cellulose outlet on case.

Further, described threshing blade is one, is positioned at the upper inner of threshing cover, and the rear end of close threshing cover.

Accompanying drawing explanation

Fig. 1 is the overall structure schematic diagram of an embodiment of the utility model.

Fig. 2 is the interior schematic diagram taking down after case embodiment illustrated in fig. 1.

Fig. 3 is that A embodiment illustrated in fig. 1 is to view.

Fig. 4 is that B embodiment illustrated in fig. 1 is to view.

Fig. 5 is the vertical view of Fig. 2.

Fig. 6 is the front schematic view of threshing cover in the present embodiment.

Fig. 7 is the vertical view of threshing cover.

Fig. 8 is the left view of threshing cover.

Fig. 9 is the schematic diagram of grain threshing roller in the present embodiment.

In figure: 1. case, 2. spout, 3. aggregate bin, 4. motor, 5. discharging opening, 6. frame, 7. lead, 8. spring, 9. grain threshing roller, 10. corncob cellulose outlet, 11. threshing covers, 12. guide pads, 13. threshing blades, 14. spiral ribs.

Embodiment

Below in conjunction with accompanying drawing, the utility model is described in further detail.

As shown in Fig. 1-5 and Fig. 8, the utility model comprises frame 6, case 1, grain threshing roller 9, threshing cover 11 and motor 4, before case 1, there is spout 2, the corncob cellulose that has below of case 1 exports 10, the axis of grain threshing roller 9 is positioned at frame 6 rear and front end above, motor 4 is positioned at frame 6 lower positions, grain threshing roller 9 is driven by motor 4, threshing cover 11 is arch, its inner surface has fixing threshing blade 13, threshing cover 11 is arranged in frame 4, cover on grain threshing roller 9 top and and grain threshing roller 9 between form the gap that corncob cellulose passes through, in the frame of grain threshing roller 9 belows, aggregate bin 3 is installed, there is discharging opening 5 side of aggregate bin 3.Improvements of the present utility model are: on four angles of threshing cover 11, be respectively provided with a guide pad 12 with holes, four corner positions of frame 6 upper surfaces are respectively provided with a vertical lead 7, four leads 7 are corresponding with four guide pad 12 positions, each guide pad 12 is sleeved on each self-corresponding lead 7 and compresses with spring 8 respectively, the nut of locking spring 8 upper ends, threshing cover 11 can be risen and can elastic recoil by a small margin along lead 7, the gap between threshing cover 11 and grain threshing roller 9 take can by compared with the excellent core of Corn rod as minimum positioning gap.

The utility model is that dry corn ear is carried out to threshing.When corn ear is from spout 2 falls in thresher, the grain threshing roller 9 being scrolled in the gap of corn ear between threshing cover 11 and grain threshing roller 9 drives, and corn is stripped down by threshing cover 11, falls in aggregate bin 3, then discharges from discharging opening 5.In threshing course, because minimum positioning gap is that therefore, less corn ear can be able to abundant threshing determining by the excellent core compared with Corn rod.And enter after thresher when larger corn ear; corn ear can be by upwards jack-up certain amplitude of threshing cover 11, the gap between threshing cover 11 and grain threshing roller 9 is increased, under this state; larger corn ear can be able to abundant threshing, and corncob cellulose can be not broken.When the less corn ear of threshing, threshing cover 11 is restorable under the effect of spring 8 again, and described gap adapts to reduce, and can adapt to the threshing of current corn rod.Gap between threshing cover 11 and grain threshing roller 9 is to be determined by the size of the corn ear feeding, and automatically regulates by spring 8.

In the present embodiment, the upper surface of frame 6 is slope plane, before high, after low, as shown in Figure 1, 2; There is the spiral rib 14 at two point intervals such as grade on grain threshing roller 9 surfaces, and every spiral rib runs through the rear and front end of grain threshing roller 9, as shown in Figure 9; The front opening of threshing cover 11 is large, open rearward end little (as shown in Fig. 6-8), and large opening is corresponding to the spout 2 on case 1, and little opening is corresponding to corncob cellulose 10 (as shown in Figure 1, 2) of outlet on case 1; Threshing blade 13 is one, is positioned at the upper inner of threshing cover 11, and the rear end of close threshing cover 11, little opening one side, as shown in Figure 7.

Claims

1. a Portable corn thresher, comprise frame, case, grain threshing roller, threshing cover and motor, on case, there are spout and corncob cellulose outlet, the axis of grain threshing roller is positioned at the rear and front end above frame, threshing cover is arch, its inner surface has fixing threshing blade, threshing cover is arranged in frame, the top that covers on grain threshing roller also and between grain threshing roller forms the gap that corncob cellulose passes through, it is characterized in that: on four angles of described threshing cover, be respectively provided with a guide pad with holes, four corner positions of frame upper surface are respectively provided with a vertical lead, four leads are corresponding with four guide pad positions, each guide pad is sleeved on each self-corresponding lead and uses respectively spring compression, threshing cover can be risen and energy elastic recoil by a small margin along lead, gap between threshing cover and grain threshing roller take can by compared with the excellent core of Corn rod as minimum positioning gap.

2. according to Portable corn thresher claimed in claim 1, it is characterized in that: the upper surface of described frame is slope plane, before high, after low.

3. according to Portable corn thresher claimed in claim 1, it is characterized in that: there is the spiral rib at two point intervals such as grade on described grain threshing roller surface, and every spiral rib runs through the rear and front end of grain threshing roller.

4. according to Portable corn thresher claimed in claim 1, it is characterized in that: the front opening of described threshing cover is large, and open rearward end is little, large opening is corresponding to the spout on case, and little opening is corresponding to the corncob cellulose outlet on case.

5. according to Portable corn thresher claimed in claim 1, it is characterized in that: described threshing blade is one, is positioned at the upper inner of threshing cover, and the rear end of close threshing cover.