CN201928671U - Sunflower-shelling and pre-separation machine with clutch - Google Patents

Abstract

The utility model belongs to an agricultural machine, in particular to the design of a special sunflower-shelling and pre-separation machine for harvested sunflower crop. The sunflower-shelling and pre-separation machine comprises a sheller assembly and a power transmission mechanism, and a clutch is arranged on a spline type power spindle (14) connected with a rub-shelling roller (18). The sunflower-shelling and pre-separation machine has the advantages that: since the clutch is added on the spline type power spindle, the sunflower-shelling and pre-separation machine is characterized by high efficiency, safety and convenience, and moreover, the sunflower-shelling and pre-separation machine can solve the problems of high manpower occupation, high labor intensity, easy part damage and the like, and the noise is reduced when the sunflower-shelling and pre-separation machine operates and is moved. The performance of the mechanical equipment is improved, and the productivity is increased; because the rub-shelling roller on the spindle adopts a spiral shelling rib welded on a closed drum to carry out shell seeds, the breakage rate of seeds is decreased, and the damage of the shells of the crop and the breakage rate of separated litters are reduced. The sunflower-shelling and pre-separation machine can screen the crop, so that the cleanliness of the crop is increased. Because rocker mechanisms rock by means of bearings, the machine has the advantages that no hard friction is caused, the noise is little, the faults are fewer, and the assembly is easy.

Description

Sunflower with arrangement of clutch is got seed primary election machine

Technical field:

The utility model belongs to a kind of agricultural machinery, is that seed primary election machinery is got in the back special use of design crops sunflower results concretely.

Background technology:

At present, on agricultural mechanical field (threshing) get seed primary election machinery, be indispensable agricultural machinery, and (threshing) seed extractor tool that adopts in the rural area at present is more relatively.Traditional separating mechanism is that two bearing block supports main shaft are housed on frame; several twill rasp bars are housed, and the big tiltedly bending of discharging opening processing is equipped with the thick bar grizzl(e)y of semicircle flute profile in the main shaft bottom; four jiaos adjustable screw is housed at the thick bar grizzl(e)y of semicircle flute profile, the primary spindle wheel is equipped with in the main shaft wheel inboard.Traditional dressing mechanism is in the frame both sides travelling sieve to be housed, support arm is equipped with four pulleys, two slideways are equipped with in travelling sieve both sides and pulley corresponding position, fasten with the pulley that fixes, travelling sieve is by the upper strata macropore, lower floor's aperture steel wire is formed, and travelling sieve and eccentric wheel join, and the eccentric other end is equipped with driven pulley.Chinese patent literature discloses a kind of sunflower thresher (notification number: CN201197294Y) on February 25th, 2009; this thresher is to prop up several twill rasp bars, the thick bar grizzl(e)y of semicircle flute profile that connects on support main shaft, the main shaft by bearing block is housed on frame, the frame, and inclined charging aperture, main shaft wheel, driven pulley, little driving wheel, travelling sieve, discharging opening are formed.Its defective of this mechanism is, when starting tractor, needs to drive described parts, and such structure causes starting the tractor difficulty, and is absolutely unsafe; Machine is in walking, when mobile, and machine is constantly in running order, is not absolutely unsafe if do not cut off power, causes personal injury easily, and has caused the wearing and tearing of machine off position, reduces machine service life; Sieve in the course of the work, with sliding position be hard friction, noise is big, parts are fragile, duration is changed slideway and pulley.

Summary of the invention:

The utility model purpose is in order to solve above-mentioned defective of the prior art, clutch release assembly to be provided, enhance productivity, making the difficult sunflower that scratches of crops epidermis get seed primary election machinery; Can better improve the plant equipment performance, dynamic start difficulty when solving work, power released state light; The effect that power separates with machine run when mobile improves machine service life; Adopt a kind of swing-bar mechanism to solve that noise is big in the course of the work, reduce the damage and the non-damageable problem of sieve of parts.

The utility model purpose realizes being finished by following technical scheme:

The utility model comprises thresher assembly and power drive mechanism, the technological invention point be with rub the spline power spindle 14 that threshing roll 18 connects on arrangement of clutch is set; Described arrangement of clutch comprises secure bond pawl 9, the pawl 10 that is slidingly connected, cut spring 11, spring stop piece 12, locknut 13 and hand are stirred disengaging yoke 15.

The beneficial effects of the utility model are: have additional on the spline power spindle that clutch release assembly has efficiently, safety, characteristics easily, and can solve that appropriation of labour power is many, the powerful problem of work, reduction work, problem such as big, fragile parts of noise when mobile.Improve the plant equipment performance, boost productivity; Main shaft is rubbed threshing roll and is adopted and to be welded with spiral threshing muscle on the closed cylinder and to get seed (threshing), has reduced the percentage of damage of seed, reduces the damage of the epidermis of crop and deviates from the percentage of damage of foreign material.Can screen crop, make the clean rate of crop reach lifting.Swing-bar mechanism is to carry out oscillating motion by bearing, and machine does not have advantages such as hard friction, little, the easy installation of noise, fault are few.

Below in conjunction with drawings and Examples to this utility model Jin Yi Walk explanation.

Description of drawings:

Fig. 1 is the utility model structural representation;

Fig. 2 is the vertical view of the utility model figure one;

Fig. 3 is the right view of the utility model figure one.

Embodiment:

Below in conjunction with accompanying drawing the utility model technical characterictic and correlation technique feature thereof are described in further detail, so that technical staff of the same trade understands easily:

As accompanying drawing 1,2,3 signal, the mark in the accompanying drawing is represented respectively: feeding mouth--1, go up hood--2, frame--3, four swing-bar mechanisms--4, sieve--5, transmission mechanism--6, hanger bracket--7, drive pulley--8, the secure bond pawl--9, pawl is slidingly connected--10, cut spring--11, spring stop piece--12, locknut--13, the spline power spindle--14, disengaging yoke--15, yoke bracket--16, the reinforcing bar screen cloth--17, main shaft rub threshing roll--18.

The utility model comprises thresher assembly and power drive mechanism, the technological invention point be with rub the spline power spindle 14 that threshing roll 18 connects on arrangement of clutch is set; Described arrangement of clutch comprises secure bond pawl 9, the pawl 10 that is slidingly connected, cut spring 11, spring stop piece 12, locknut 13 and hand are stirred disengaging yoke 15.

Thresher assembly described in the utility model and power drive mechanism mainly comprise: feeding mouth 1 is to be formed by cold light sheet bending, and feeding mouth 1 is formed by connecting with last hood 2 bolts, forms an integral upper cover; The support that has the secured adjusted main shaft to rub threshing roll 18 on the frame 3 connects with bolt; There is UCP series bearing the support top, and bridge joint is rubbed threshing roll 18 in main shaft; It is to become semicircle mesh-like by reinforcing bar by certain scope size seam that frame inside is welded with reinforcing bar screen cloth 17; The support below that main shaft is rubbed threshing roll 18 is welded with the connection bearing pin of four swing-bar mechanisms 4, and suspension rod mechanism 4 is housed on the position of correspondence, four swing-bar mechanisms 4 of sieve 5 usefulness can be hung to connect, and with the eccentric stiffener eccentric ratio, promotes to move back and forth.There is main shaft to rub threshing roll 18, drive pulley 8, bearing, secure bond pawl 9, the pawl 10 that is slidingly connected, cut spring 11, spring stop piece 12, locknut 13 on the spline power spindle 14; Face down bonding in frame 3 has yoke bracket 16, stirs disengaging yoke 15 with hand power cut is separated, and after power cut, spline power spindle 14, main shaft are rubbed threshing roll 18 and shut down, and drive pulley 8 carries out no-load running.Sieve has eccentric ratio on the transmission mechanism 6, promotes four swing-bar mechanisms 4 and moves back and forth, be equipped with on four swing-bar mechanisms bearing or rubber sleeve bearing can do to lead not can with other mechanism's frictional impact, accomplish there is not noise, be flapped toward stable effect; After clutch release assembly separated, sieve 5 also can stop motion, has alleviated the wearing and tearing to machine.Hanger bracket 7 is to connect machine in the device of tractor, and machine is connected the tractor dead astern, can move anywhere or anytime in place operation arbitrarily.Its course of work is: when starting power (tractor, diesel engine, gasoline engine), in frame 3 one sides yoke bracket 16 is arranged, earlier stirring disengaging yoke 15 with hand separates secure bond pawl 9 with the pawl 10 that is slidingly connected, the direct like this dynamic start that can alleviate is loaded, and has equally also played the effect of dynamic start safety.Behind the dynamic start, slowly stir disengaging yoke 15 and secure bond pawl 9 and the pawl 10 that is slidingly connected are carried out combination drive power spindle and rub threshing roll 18 and turn round, rub threshing with hand.UCP series bearing is installed in frame 3 tops, and frame is connected to spline power spindle 14, and power is to be undertaken transmitting power with belt pulley by tractor (diesel engine, gasoline engine) etc.The sunflower crop enters hood 2 from feeding mouth 1, rubs between threshing roll 18 and the reinforcing bar screen cloth 17 gap by main shaft and rubs and get seed (threshing), gets the seed gap and can carry out up-down adjustment by main shaft secured adjusted support.Receptaculum Helianthi etc. are the spiral threshing muscle discharge housings of rubbing welding on the threshing roll 18 by rotating spindle.The power transmission of power spindle is given sieve transmission mechanism 6, and seed drives sieve 5 by swing-bar mechanism 4 and moves back and forth.Sieve 5 is divided into two-layer screen cloth, and one deck can connect big assorted material and discharge from screen cloth, and seed enters two layers of sieve and discharged by discharging opening, and tiny material directly drops on the ground.Thereby realization separates with Receptaculum Helianthi, seed, has reached the effect of primary election.

Though below design and embodiment according to the utility model purpose have been done to elaborate with reference to accompanying drawing; but those of ordinary skills can recognize; under the precondition that does not break away from the claim limited range; still can make various improvement and conversion to the utility model, and this improvement and conversion still should belong to protection domain of the present utility model.

Claims (2)

1. the sunflower with arrangement of clutch is got seed primary election machine, comprises thresher assembly and power drive mechanism, it is characterized in that, with rub the spline power spindle (14) that threshing roll (18) connects on arrangement of clutch is set.

2. the sunflower with arrangement of clutch according to claim 1 is got seed primary election machine, it is characterized in that described arrangement of clutch is included in spline power spindle (14), and upward secure bond pawl (9), the pawl that is slidingly connected (10), cut spring (11), spring stop piece (12), locknut (13) and the hand of connection are stirred disengaging yoke (15).

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