CN208836550U - A kind of integral rolling brush suitable for castor-oil plant harvest - Google Patents

Abstract

A kind of integral rolling brush suitable for castor-oil plant harvest, belongs to agricultural machinery technological field.The integral rolling brush includes rotary core shaft, the picking brush that circumferential spacing uniformly radially extends on the mandrel, power-assisted scraper plate is housed between adjacent picking brush before and after direction of rotation, the power-assisted scraper plate contains fixed tangentially mounted plate on the mandrel, one end of tangentially mounted plate towards the direction of rotation extends radially outward the power-assisted plate for being close to front side picking brush, one end of the tangentially mounted plate reverse rotational direction extends radially outward the support plate for being close to rear side picking brush, the support plate is shorter than power-assisted plate, fixed radial pilot bruss outside the tangentially mounted plate.The utility model can in the case that guarantee castor-oil plant bar be able to it is smooth by, realize that net picking rate is high, percentage of impurity is low, to guarantee the efficiency and quality of castor-oil plant harvest.

Description

A kind of integral rolling brush suitable for castor-oil plant harvest

Technical field

The utility model relates to a kind of picking instrument, especially a kind of integral rolling brush belongs to agricultural machinery technological field.

Background technique

Castor-oil plant is considered as reproducible " petroleum " resource, and getable most products in petroleum can be obtained from castor oil It takes.Since castor-oil plant fruit is intensive and shell is hard, surface is barbed, artificial harvest is difficult, large labor intensity, and serious restriction castor-oil plant is raw Produce planting scale.Mechanized harvest is the only way which must be passed for realizing castor-oil plant industrialization, large-scale planting.

It is reported that putting into the device for picking of utilization in production at present is transformed on other harvest machineries.Such as Shen It number please be disclosed respectively for 201410242083.5,201410000820.0 and 201720919015.7 Chinese patent literature Play stripping effect using harvesting bar upper comb dent to pick the comb-tooth-type that castor-oil plant fruit and partial blade comb are fallen, by moving knife and stationary knife shape At scissor picking and brush filament formula picking.These prior arts are required to first extract and separate afterwards applied to castor-oil plant harvest, no There is only the disadvantages of harvest process complexity, and fruit disengaging low efficiency, entrainment loss are serious.

In addition, as far as the applicant is aware, roller brush type harvest is one of existing harvesting approach of the crops such as cotton.Application No. is 201720543889.7 Chinese patent discloses a kind of brush roll body for cotton-picking platform, which includes roll shaft and consolidate The brush board being scheduled on the roll shaft, the brush board are arranged along the circumferencial direction interval of roll shaft；The front end of the brush board be equipped with chamfering from And make the brush board far from the side of roll shaft be divided into picking bevel edge and bevel edge two parts, the brush board it is integrally trapezoidal, it is described Picking bevel edge and bevel edge are bent downward and brush board is close in the end of bending part.In addition, application No. is 201410495339.3 Chinese patent disclosed in roller type brush cotton picker also disclose the brush roller structure of cotton picking.However, above-mentioned It is plank frame that the brush roll body of the prior art, which plucks main body, and spacing is usually 10-20mm between picking plate when work, is much smaller than cotton Bell, and cotton stalk diameter most slightly must not exceed 15mm usually in 8-12mm or so.And castor-oil plant shank diameter is thicker, usually on the left side 20mm The right side, castor-oil plant fruit diameter is smaller, about 15mm, and seed diameter only has 5-8mm, and fruit diameter is approximately less than bar diameter；Therefore board-like brush roll body is suitable for cotton Flower is picked and is completely unsuitable for castor-oil plant picking.

Experiments have shown that using existing round brush picking castor-oil plant, there are following contradictions: rigid plank frame spacing is allowing castor When waste of flax passes through, it will be unable to act on castor-oil plant fruit and now pick；Plant hair structure picking power flexible is too small, for collecting for castor-oil plant Rate is too low.

Summary of the invention

The purpose of this utility model is that: for the above problem of the existing technology, propose a kind of in guarantee castor-oil plant bar Be able to it is smooth can be realized the integral rolling brush for being suitable for castor-oil plant harvest that net picking rate is high, percentage of impurity is low in the case of, to guarantee castor The efficiency and quality of fiber crops harvest.

In order to reach the goals above, the integral rolling brush basic technical scheme of the utility model are as follows: including rotary core shaft, the core The picking brush that circumferential spacing uniformly radially extends on axis is equipped with power-assisted scraper plate, institute between adjacent picking brush before and after direction of rotation It states power-assisted scraper plate and contains fixed tangentially mounted plate on the mandrel, one end of the tangentially mounted plate towards direction of rotation is radial Extend the power-assisted plate for being close to front side picking brush, one end of the tangentially mounted plate reverse rotational direction extends radially outward abutting rear side The support plate of brush is picked, the support plate is shorter than power-assisted plate, fixed radial pilot bruss outside the tangentially mounted plate.

Also, applicant take a broad survey in the making material to round brush, further investigate and repetition test substantially, Form following optimal technical scheme:

The brush filament diameter of the picking brush is 2 ± 1mm, compression strength 3-5GPa, and root dense planting fixes, tangential thickness 10 ± 2 mm, 50 ± 10mm of extension elongation；

The ratio between the picking brush extension elongation, power-assisted plate, radical length of support plate are 4:2 ± 0.5:1 ± 0.2.

The brush filament diameter 0.5-0.8mm of the pilot bruss.

When picking moves ahead, castor-oil plant bar enters picking box under the guidance of grain lifter, and edge passes through slot and line of rabbet joint mouth, before Two high round brush body spaces after low, reversely power-assisted plate makes picking brush to the castor-oil plant fruit in castor-oil plant bar on high-speed rotating integral rolling brush The brush generated from bottom to top hits active force and and then picks brush because the small deformation that brush is hit can be due to support plate is shorter than support plate Carry rebound is generated, so that so that castor-oil plant fruit is detached from castor-oil plant bar and is deviateed throws to top, in being total to for damper brushes cover and pilot bruss Under same-action, it is directed to auger conveyor, is sent to shedding mouth, subsequent transfer conveying device is fallen on.

Detailed description of the invention

The utility model will be further described below with reference to the accompanying drawings.

Fig. 1 is the use state diagram of the utility model one embodiment.

Fig. 2 is the B direction view of Fig. 1.

Fig. 3 is the A-A cross-sectional view of Fig. 1.

Fig. 4 is the D-D cross-sectional view of Fig. 2.

Fig. 5 is one embodiment structural schematic diagram of the utility model integral rolling brush.

Specific embodiment

Embodiment one

The integral rolling brush of the present embodiment is installed on device for picking shown in Fig. 1 to Fig. 4, wherein 2 length direction of picking box by down to High dip, 2 inner support of picking box have a pair of low early and high after rotatable integral rolling brush 6, the outside of two integral rolling brush 6 be respectively provided with by Down to the auger conveyor 5 of height conveying.The fixed a pair of grain lifter 1 for extending to form V-arrangement guiding port forward of the low side of picking box 2, High-end installation gear 3.The fixing seat 4 of the high-end bottom of picking box 2 is for installing.

The horizontal driving shaft 3-1 of input power passes through bevel gear pair and driving gear pair and round brush in gear 3 Body joint shaft gear 3-2 transmission connection, is sequentially connected, so as to reality using carrier gear 3-4 and conveyer joint shaft gear 3-3 Two integral rolling brush and spiral follower are now driven to rotate.Two integral rolling brush 6 are oppositely oriented and adjacent place linear velocity direction upward, i.e. Fig. 3 Middle left and right sidewinder brush body respectively counterclockwise and clockwise, 6 rotating Vortex of integral rolling brush adjacent thereto of auger conveyor 5.

Position on corresponding two integral rolling brush 6 of picking box 2 is respectively provided with inwards oblique damper brushes cover 8, two damper brushes covers 8 Form the V-arrangement that bottom has width and castor-oil plant shank diameter adaptation groove sealing 8-1.2 lower part of picking box is with corresponding groove sealing 8-1's By slot 2-1, the shedding mouth 2-2 positioned at the high-end bottom of picking box 2 is connected to by slot 2-1.The bottom of integral rolling brush 6 is equipped with from logical The edge slot 2-1 is crossed towards far from the arc coaming plate 2-3 for extending beyond quarter circular arc by the direction slot 2-1.Auger conveyor 5 Bottom be semicircular guide groove.

Integral rolling brush 6 is the critical component for realizing ideal picking effect, and specific structure is as shown in figure 5, its rotary core shaft 6-1 Circumferential spacing is evenly distributed with six picking brush 6-2 radially extended.It is various in view of brush filament type, specification, it is necessary to theoretically to carry out Research: the torsion resistance calculation formula of brush filament is D=WL³/0.147Ed⁴(D is brush filament torsion resistance in formula, and W is distortion power, and E is deformation Coefficient, L are extension elongation, and d is brush filament diameter), i.e. its rigidity (inverse of torsion resistance) and stress, rigidity, extension elongation And the factors such as diameter are related, on the basis of theoretical calculation, by repetition test, the present embodiment has determined picking brush 6-2 Substantially parameter are as follows: brush filament diameter is 2mm, compression strength 3GPa, and root dense planting fixes, the tangential thickness 10 when positioned at integral rolling brush Mm, itself axially extended length 50mm；It, should in conjunction with power-assisted scraper plate 6-4 is configured between picking brush 6-2 adjacent before and after direction of rotation The section power-assisted scraper plate 6-4 is L-shaped, and the tangentially mounted plate 6-B of bottom is fixed on mandrel 6-1, and tangentially mounted plate 6-B is towards rotation The one end in direction extends radially outward the power-assisted plate 6-A for being close to front side picking brush 6-2, and the one of tangentially mounted plate 6-B reverse rotational direction End extends radially outward the support plate 6-C for being close to rear side picking brush, and support plate 6-C is shorter than power-assisted plate 6-A, the stretching of picking brush 6-2 Length is and the ratio between the radical length of power-assisted plate 6-A, support plate 6-C about 4:2:1.Repetition test determine brush filament parameter and When power-assisted blade structure parameter makes integral rolling brush rotary work, power-assisted scraper plate auxiliary picking brush to adopt by longer power-assisted plate Brush is plucked to hit (small deformation) to the strong brush of the castor-oil plant fruit generation in castor-oil plant bar from bottom to top, and then make it due to support plate is shorter Carry rebound (moderate finite deformation) is generated, so that effectively being deviateed castor-oil plant fruit disengaging castor-oil plant bar throws to top.

In addition, fixed radial cluster pilot bruss 6-3, brush filament diameter 0.5-0.8mm outside tangentially mounted plate 6-B, firmly Degree is smaller, since pilot bruss and picking brush constitute the circumferentially closed structure in bottom, under the action of pilot bruss, small part Rebound, which is fallen to the castor-oil plant fruit of integral rolling brush, will also be admitted to auger conveyor, finally export subsequent transfer conveying device by shedding mouth Reason.

Experiments have shown that the integral rolling brush of the present embodiment can in the case that guarantee castor-oil plant bar be able to it is smooth by, realization collects Rate is high, percentage of impurity is low, to guarantee the efficiency and quality of castor-oil plant harvest.

Claims (4)

1. a kind of integral rolling brush suitable for castor-oil plant harvest, including rotary core shaft, it is characterised in that: circumferential spacing is uniformly distributed on the mandrel The picking brush radially extended, power-assisted scraper plate is equipped with before and after direction of rotation between adjacent picking brush, the power-assisted scraper plate contains solid Fixed tangentially mounted plate on the mandrel, one end of tangentially mounted plate towards the direction of rotation extend radially outward abutting front side and adopt The power-assisted plate of brush is plucked, one end of the tangentially mounted plate reverse rotational direction extends radially outward the support plate for being close to rear side picking brush, The support plate is shorter than power-assisted plate, fixed radial pilot bruss outside the tangentially mounted plate.

2. according to claim 1 be suitable for castor-oil plant harvest integral rolling brush, it is characterised in that: it is described picking brush brush filament diameter be 2 ± 1mm, compression strength 3-5GPa, root dense planting are fixed, tangential 10 ± 2 mm of thickness, 50 ± 10mm of extension elongation.

3. being suitable for the integral rolling brush of castor-oil plant harvest according to claim 2, it is characterised in that: the picking brush extension elongation helps The ratio between power plate, radical length of support plate are 4:2 ± 0.5:1 ± 0.2.

4. being suitable for the integral rolling brush of castor-oil plant harvest according to claim 3, it is characterised in that: the brush filament diameter of the pilot bruss 0.5-0.8mm。