CN104429326A - Unloading device, agricultural machinery with the same and unloading method - Google Patents
Unloading device, agricultural machinery with the same and unloading method Download PDFInfo
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- CN104429326A CN104429326A CN201410822010.3A CN201410822010A CN104429326A CN 104429326 A CN104429326 A CN 104429326A CN 201410822010 A CN201410822010 A CN 201410822010A CN 104429326 A CN104429326 A CN 104429326A
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Abstract
The invention discloses an unloading device, agricultural machinery with the same and an unloading method. The unloading device comprises a grain tank and a horizontal auger. The grain tank is provided with a first unloading hole through which grains are arrayed to the horizontal auger. The unloading device further comprises an unloading valve which controls opening and closing of the first unloading hole. According to the unloading device, opening and closing of the unloading hole of the grain tank are controlled through the arranged unloading valve, when unloading is of no need, the unloading valve can close the unloading hole at any time, the grains in the grain tank are prevented from being arrayed to the horizontal auger, the grains in the grain tank can be prevented from being accumulated on the horizontal auger and a back unloading cylinder, accordingly, when the unloading hole is continuously opened for unloading, the horizontal auger and the back unloading cylinder cannot be blocked, the horizontal auger can still rotate to convey grains, working efficiency is improved, in addition, the size of an opening of the unloading hole of the grain tank can be controlled through the unloading valve, and therefore unloading speed can be adjusted.
Description
Technical field
The invention belongs to agricultural machinery technological field, specifically, the present invention relates to a kind of discharge mechanism for combine harvester.
Background technology
Existing agricultural machinery, as grain header is provided with the tanker for the temporary reservoir seed when gathering in, and bottom tanker, be also provided with a horizontal screw conveyor, seed is carried by horizontal screw conveyor, directly over horizontal screw conveyor, there is the flap that reverse V-shaped simultaneously, flap and tanker sidewall have certain gap, and such seed is entered in horizontal screw conveyor by gap.The general gap passed through before harvesting between adjustment flap and tanker sidewall, controls the speed of unloading, if excesssive gap, horizontal screw conveyor will be caused to block; If gap is too small, the unloading time can be affected, affect operating efficiency.This reverse V-shaped structure, can reduce Seed weight voltage levels screw feeder, has certain effect to blocking during unloading, is applicable to disposablely unsnatching seed.But in some cases, unloading does not have disposablely to be unsnatched completely by seed, now needs to suspend and waits for unloading again, owing to being full of seed in horizontal screw conveyor and rear portion grain barrel-removing, when opening unloading clutch, easily block, cause screw feeder drive disk assembly to damage, finally causing cannot unloading.
Summary of the invention
The invention provides a kind of discharge mechanism, have its agricultural machinery and unload grain method, object avoids horizontal screw conveyor and rear portion grain barrel-removing when unloading to block.
To achieve these goals, the technical scheme that the present invention takes is: a kind of discharge mechanism, comprises tanker and horizontal screw conveyor, and tanker has the first unloading hole of seed discharged to horizontal screw conveyor, also comprises the unloading valve for controlling described first unloading hole opening and closing.
Described horizontal screw conveyor is positioned at the below of described tanker.
The bottom of described tanker has base plate, and described first unloading hole is located on base plate.
Described unloading valve comprise the first unloading hole place of rotary setting on described base plate unloading dish and for generation of the power generating mechanism of driving force driving unloading disc spins, unloading dish has the second unloading hole of being opened in the first unloading hole and by the closure of the first unloading bore closure.
Described first unloading hole between two one group on described base plate, be provided with many groups along its length, and each group the first unloading hole place arranges a described unloading dish respectively.
Described first unloading hole is scallop hole, and be coaxial setting with two the first unloading holes of group and the described unloading dish of correspondence, the second unloading hole on unloading dish is provided with two, and two the first unloading holes and two the second unloading holes are and are uniformly distributed circumferentially.
Described second unloading hole is scallop hole, and the area in the second unloading hole is greater than the area in described first unloading hole.
By being connected with the connecting rod that described base plate parallels between adjacent two described unloading dishes, form parallelogram lindage.
Described unloading valve also comprises and to be located on described base plate and around the chute board of described unloading dish, the sidewall of chute board is provided with the cambered way allowing unloading dish embed.
Described chute board is arranged along described floor length direction, and described in each, unloading Pan Chu is respectively equipped with two chute boards, and two chute boards are for being uniformly distributed circumferentially.
Described unloading dish and described connecting rod are positioned at the below of described base plate, and described chute board is located on the bottom surface of base plate.
Described unloading valve is also included in vertically disposed dead axle on described base plate, and described unloading disc spins is arranged at the lower end of dead axle, and dead axle is between two the first unloading holes with group.
Described unloading valve also comprises the trunnion axis being located at described tanker inside, and the upper end of described dead axle is connected with trunnion axis.
Described unloading valve also comprises and is located at the inner and fixed support be connected with tanker sidewall of described tanker, and described trunnion axis is connected with fixed support.
The driving disc spacing pressing that described power generating mechanism comprises rotary setting and the clutch plate be located on unloading dish described in one of them, by gear mechanism transferring power between driving disc spacing pressing and clutch plate.
Described driving disc spacing pressing is provided with the driving gear coaxial with it, and described clutch plate is provided with driven gear that is coaxial with it and that engage with driving gear.
Described driving gear and described driven gear are sector gear.
Described power generating mechanism is also included on described base plate and arranges and limited block for limiting described driving disc spacing pressing corner, and limited block embeds in stopper slot set in driving disc spacing pressing.
Described driving disc spacing pressing is provided with one handle.
The hydraulic jack that described power generating mechanism comprises rotary setting be located at the rotating shaft be connected on unloading dish described in one of them and with the piston rod of hydraulic jack, hydraulic jack also parallels with described base plate.
Described power generating mechanism also comprises the cylinder bracket be located on described tanker, and described hydraulic jack and cylinder bracket are rotationally connected.
Described power generating mechanism comprises drag-line and is located at the guide pillar on described base plate, and drag-line one end is connected with unloading dish described in one of them, and it is outside that the other end stretches out in described tanker, and guide pillar has the hole allowing drag-line pass.
Described power generating mechanism is also included in setting on described unloading dish and described chute board and is the multiple geometrical clamps circumferentially distributed, and each geometrical clamp has the hole allowing described drag-line pass.
Described power generating mechanism also comprises baffle plate that the bracket be located on described base plate is connected with described drag-line and to be clipped between bracket and baffle plate and for the spring of drag-line return.
Described baffle plate is between described spring and described guide pillar.
The external part of described drag-line is provided with draw ring.
Described power generating mechanism also comprises the spring for the described unloading dish return be connected with described drag-line, and spring one end is connected with unloading dish, and the other end is connected with described base plate.
Described spring is extension spring.
The external part of described drag-line is provided with draw ring.
Described tanker has and to be connected with described base plate and inclined side plate for tilting to extend, and the medial surface of inclined side plate is provided with deflector.
Angle between described deflector and described base plate is 50 °-70 °.
The bottom of described tanker is provided with inner hollow and accommodates the lower house of described horizontal screw conveyor.
The present invention also provides a kind of agricultural machinery, comprises above-mentioned discharge mechanism.
What the present invention also provided a kind of discharge mechanism unloads grain method, and when needs unloading, handle unloading valve and the first unloading hole on tanker is opened, the seed in tanker drains into horizontal screw conveyor through the first unloading hole; When not needing unloading, manipulation unloading valve makes the first unloading bore closure on tanker, stops the seed in tanker to drain into horizontal screw conveyor.
Unload in grain method above-mentioned, the driving disc spacing pressing that described power generating mechanism comprises rotary setting and the clutch plate be located on unloading dish described in one of them, by gear mechanism transferring power between driving disc spacing pressing and clutch plate; When needs unloading, the driving disc spacing pressing handling unloading valve rotates, and driving disc spacing pressing drives clutch plate to rotate, and clutch plate drives all unloading disc spins, and opened in the first unloading hole on tanker, the seed in tanker drains into horizontal screw conveyor through the first unloading hole; When not needing unloading, the driving disc spacing pressing handling unloading valve reversely rotates, and driving disc spacing pressing drives clutch plate to reversely rotate, and clutch plate drives all reverse unloading disc spins, makes the first unloading bore closure on tanker, stops the seed in tanker to drain into horizontal screw conveyor.
Unload in grain method above-mentioned, described driving disc spacing pressing is provided with the adjustable plate of arc, and adjustable plate is provided with multiple locating hole along arc length direction, and arranges an arc and the supporting plate matched with adjustable plate, and supporting plate is provided with multiple adjustment hole along arc length direction; When needs unloading, the driving disc spacing pressing handling unloading valve rotates, adjustable plate moves along supporting plate, when driving disc spacing pressing turns to the angle of needs, adjustable plate has the adjustment hole aligned in position on a locating hole and supporting plate at least, now use alignment pin to insert in the locating hole and adjustment hole alignd, driving disc spacing pressing position is fixed.
Unload in grain method above-mentioned, when driving disc spacing pressing is fixed on diverse location, the first unloading hole on tanker has different apertures.
Unload in grain method above-mentioned, the hydraulic jack that described power generating mechanism comprises rotary setting be located at the rotating shaft be connected on unloading dish described in one of them and with the piston rod of hydraulic jack, hydraulic jack also parallels with described base plate; When needs unloading, hydraulic jack extends under the effect of hydraulic oil, the unloading disc spins impelled rotating shaft and be connected with rotating shaft, and makes all the other unloading dish synchronous rotaries, the first unloading hole on tanker is opened, and the seed in tanker drains into horizontal screw conveyor through the first unloading hole; When not needing unloading, hydraulic jack shortens under the effect of hydraulic oil, impels rotating shaft and the unloading dish that is connected with rotating shaft reversely rotates, and all the other unloading dish synchronous backwards are rotated, the first unloading bore closure on tanker, stops the seed in tanker to drain into horizontal screw conveyor.
Discharge mechanism of the present invention, the opening and closing in the unloading hole of tanker is controlled by arranging unloading valve, when not needing unloading, unloading valve at any time can by unloading bore closure, seed in prevention tanker, discharged to horizontal screw conveyor, also just can avoid horizontal screw conveyor transmission load to increase, and therefore when continuing to open the unloading of unloading hole, the grain barrel-removing at horizontal screw conveyor and rear portion can not block, still can rotational conveyance seed, improve operating efficiency; In addition, the openings of sizes in the unloading hole of tanker can also be controlled by unloading valve, thus unloading speed can be regulated.
Accompanying drawing explanation
This specification comprises the following drawings, shown content respectively:
Fig. 1 is the vertical view of discharge mechanism of the present invention;
Fig. 2 is the end view of discharge mechanism of the present invention;
Fig. 3 is A-A cutaway view in Fig. 2;
Fig. 4 is the connection diagram of driving disc spacing pressing and clutch plate;
Fig. 5 is the driving disc spacing pressing of the second structure and the connection diagram of clutch plate;
Fig. 6 is the structural representation of unloading dish;
Fig. 7 is the structural representation of the second power generating mechanism;
Fig. 8 is the structural representation of the third power generating mechanism;
Fig. 9 is the structural representation of the 4th kind of power generating mechanism;
Be labeled as in figure:
1, tanker; 101, base plate; 102, inclined side plate; 103, the first unloading hole; 2, lower house; 201, lower casing cover plate; 3, driving disc spacing pressing; 301, driving gear; 302, stopper slot; 4, unloading dish; 401, the second unloading hole; 402, closure; 5, clutch plate; 501, driven gear; 502, the 3rd unloading hole; 6, dead axle; 7, trunnion axis; 8, fixed support; 9, horizontal screw conveyor; 10, bearing block; 11, deflector; 12, handle; 13, fixed mount; 14, limited block; 15, connecting rod; 16, left chute board; 17, right chute board; 18, cylinder bracket; 19, hydraulic jack; 20, rotating shaft; 21, draw ring; 22, drag-line; 23, spring; 24, baffle plate; 25, bracket; 26, geometrical clamp; 27, guide pillar; 28, adjustable plate; 29, locating hole; 30, supporting plate; 31, adjustment hole.
Embodiment
Contrast accompanying drawing below, by the description to embodiment, be described in further detail the specific embodiment of the present invention, object helps those skilled in the art to have more complete, accurate and deep understanding to design of the present invention, technical scheme, and contribute to its enforcement.
As shown in Figure 1 to Figure 3, the invention provides a kind of discharge mechanism, comprise tanker 1, horizontal screw conveyor 9 and unloading valve.Tanker 1 is the tanker 1 for the temporary reservoir seed when grain header gathers in, and the bottom of tanker 1 has the first unloading hole 103 of seed discharged to horizontal screw conveyor 9, and seed is carried to grain barrel-removing by horizontal screw conveyor 9.Unloading valve is the parts for controlling the first unloading hole 103 opening and closing, and when needs unloading, by handling unloading valve, the first unloading hole 103 is opened, the seed in tanker 1 can drain into horizontal screw conveyor 9; When not needing unloading, horizontal screw conveyor 9 stops operating, first unloading hole 103 can be closed by unloading valve at any time, stop the seed in tanker 1 to continue to drain into horizontal screw conveyor 9, seed flowing is interrupted, and also just can avoid the seed fullness level screw feeder 9 in tanker 1, therefore when continuing to open the unloading of unloading hole, the grain barrel-removing at horizontal screw conveyor 9 and rear portion can not block, still can be rotated further, to carry seed, thus improve operating efficiency.
Specifically, the bottom of tanker 1 has a base plate 101, first unloading hole 103 and is located on this base plate 101.Horizontal screw conveyor 9 is base plate 101 lower position being arranged on tanker 1, and is also provided with an inner hollow in the bottom of tanker 1 and accommodates the lower house 2 of horizontal screw conveyor 9, and as shown in Figure 2, this lower house 2 is made up of steel plate bending.One end of horizontal screw conveyor 9 is fixed on the lower casing cover plate 201 of lower house 2 one end, and is fixed by punching type bearing block and bearing with spherical outside surface, and the other end is fixed on bearing block 10, and this bearing block 10 is the bottoms being bolted on tanker 1.Seed in tanker 1 flows in lower house 2 by the first unloading hole 103 bottom tanker 1, carries to grain barrel-removing finally by horizontal screw conveyor 9.
As depicted in figs. 1 and 2, tanker 1 also has and to be connected with base plate 101 and inclined side plate 102 for tilting to extend, inclined side plate 102 medial surface and be provided with deflector 11.Base plate 101 is rectangular flat, arranges, and parallel with horizontal screw conveyor 9 along tanker 1 length direction.Inclined side plate 102 is provided with two, two inclined side plates 102 are fixedly connected with it on base plate 101 long limit respectively, two inclined side plates 102 extend towards base plate 101 both sides inclined upward respectively, and two inclined side plates 102 are equal with the corner dimension between base plate 101, and are greater than 90 °.
As depicted in figs. 1 and 2, deflector 11 is the bottoms of the medial surface being arranged on inclined side plate 102, and the base plate 101 near below.The medial surface of each inclined side plate 102 is respectively equipped with multiple deflector 11, and the deflector 11 on each inclined side plate 102 is for paralleling.Each deflector 11 is for against the medial surface of inclined side plate 102, and the upper angled towards inclined side plate 102 extends, and the angle between each deflector 11 and base plate 101 is preferably 50 ° ~ 70 °.Deflector 11 is set at tanker 1 inwall, can guiding is played to seed and promote the effect of flowing, guarantee that seed can both flow to the unloading hole bottom tanker 1.
As shown in Figure 3, unloading valve comprises the unloading dish 4 at first unloading hole 103 place of rotary setting on base plate 101 and the power generating mechanism for generation of the driving force driving unloading dish 4 to rotate.Unloading dish 4 has the second unloading hole 401 and closure 402, and under the effect of power generating mechanism, unloading dish 4 rotates, and when the second unloading hole 401 on unloading dish 4 goes to the first 103 position, unloading hole, the first unloading hole 103 can be opened, both are connected; And when the closure 402 on unloading dish 4 goes to the first 103 position, unloading hole, the first unloading hole 103 can be closed, thus tanker 1 unloading can be stoped.
As preferably, as shown in figures 1 and 3, the first unloading hole 103 between two one group arrange, and be provided with many groups along its length on base plate 101, for being equally spaced, and each group the first unloading hole 103 place arranges a unloading dish 4 respectively.
As preferably, as shown in figures 1 and 3, unloading dish 4 is disk, and the first unloading hole 103 is scallop hole, be coaxial setting with two the first unloading holes 103 of group and corresponding unloading dish 4.As shown in Figure 6, the second unloading hole 401 on unloading dish 4 is corresponding is also provided with two, and two the first unloading holes 103 and two the second unloading holes 401 are and are uniformly distributed circumferentially, and the part between two the second unloading holes 401 is closure 402.On base plate 101, each position arranges two fan-shaped the first unloading holes 103, guarantee that each position of base plate 101 has enough large opening for unloading, make unloading smooth and easy, and easily unloading dish 4 is arranged, make it facilitate the opening and closing in control first unloading hole 103.
As preferably, as shown in Figure 6, the second unloading hole 401 on unloading dish 4 is scallop hole, and the area in the second unloading hole 401 is greater than the area in the first unloading hole 103, thus produces when can avoid unloading and hinder.
As depicted in figs. 1 and 2, unloading valve also comprises dead axle 6, is located at the trunnion axis 7 of tanker 1 inside and is located at tanker 1 inside and the fixed support 8 be connected with tanker 1 sidewall.The shape of fixed support 8 is roughly V-shaped, the two ends of fixed support 8 are separately fixed on an inclined side plate 102 of tanker 1, the trunnion axis 7 parallel with horizontal screw conveyor 9 is arranged on the upper end of fixed support 8, trunnion axis 7 is also positioned at the top of base plate 101, dead axle 6 is perpendicular with trunnion axis 7 and base plate 101, and the upper end of dead axle 6 is fixedly connected with trunnion axis 7, lower end is connected with unloading dish 4, and unloading dish 4 is also rotatable setting on dead axle 6.
As shown in Figure 3, the unloading dish 4 of unloading valve is the below being arranged on base plate 101, and the lower end of dead axle 6, through after the through hole that base plate 101 is arranged two the first unloading holes 103 with group, is connected for coaxial with unloading dish 4.
As shown in Figure 3, unloading valve also comprise be located at base plate 101 bottom surface on and around the chute board of unloading dish 4, the sidewall of chute board is provided with the cambered way allowing unloading dish 4 embed.As preferably, chute board is arranged along base plate 101 length direction, be respectively equipped with two chute boards, and two chute boards is for being uniformly distributed circumferentially at each unloading Pan4Chu.Two chute boards are set around each unloading dish 4, and the sidewall of chute board is provided with cambered way, the edge of unloading dish 4 embeds in cambered way, two chute boards can hold unloading dish 4, play position-limiting action, avoid unloading dish 4 to come off because of the seed weight of bearing in tanker 1, and operate steadily when can guarantee that unloading dish 4 rotates.
As shown in Figure 3 and Figure 6, two chute boards around each unloading dish 4 are respectively left chute board 16 and right chute board 17, as preferably, left chute board 16 is bolted on base plate 101, and left chute board 16 makes with the steel plate of arc surface by up big and down small two pieces, the little Interal fixation of area is on the bottom surface of the large steel plate of area, the steel plate that area is large is positioned at the outside of unloading dish 4, the sheet steel sections that area is little stretches into the below of unloading dish 4, hold unloading dish 4, and form cambered way.Right chute board 17 is fixed by welding on base plate 101, and right chute board 17 makes with the steel plate of arc surface by up-small and down-big two pieces, the large Interal fixation of area is on the bottom surface of the little steel plate of area, the steel plate that area is little is positioned at the outside of unloading dish 4, the sheet steel sections that area is large stretches into the below of unloading dish 4, hold unloading dish 4, and form cambered way.
Because left chute board 16 and right chute board 17 are all play fixing effect to unloading dish 4, one is the left side of fixing unloading dish 4, another is the right side of fixing unloading dish 4, left chute board 16 and right chute board 17 are arranged to said structure, and be fixed on base plate 101 respectively by welding and bolted mode, right chute board 17 is directly weldingly fixed on base plate 101, assembles in subsequent process with regard to not needing like this, decreasing assembly process; And left chute board 16 is bolted on base plate 101, be convenient to unloading dish 4 to be assemblied between two chute boards like this.
As shown in Figure 3, the center of circle of all unloading dishes 4 of unloading valve is positioned on the same straight line with the axis being parallel of horizontal screw conveyor 9, for the ease of arranging, be used for by the unloading dish 4 being positioned at end receiving the driving force that provides of power generating mechanism, this unloading dish 4 also can drive all the other unloading dishes 4 to link.As preferably, by being connected with the connecting rod 15 that base plate 101 parallels between adjacent two unloading dishes 4, the two ends of connecting rod 15 are rotationally connected with unloading dish 4 in the closure 402 of two unloading dishes 4 respectively, and connecting rod 15 is parallel with the circle center line connecting of two unloading dishes 4 and isometric, distance between the center of circle of connecting rod 15 two ends distance unloading dish 4 is equal, connecting rod 15 and two unloading dishes 4 also form parallelogram lindage, make all unloading dishes 4 can synchronous rotary, guarantee to open and close all first unloading holes 103 simultaneously.
As shown in Figure 3, in the present embodiment, the unloading dish 4 of unloading valve is provided with three altogether, adjacent two unloading dishes 4 are connected by a connecting rod 15, therefore connecting rod 15 has two, and two connecting rods 15 are the both sides of the circle center line connecting being distributed in three unloading dishes 4, the pin joint that two connecting rods 15 are connected with the unloading dish 4 being positioned at centre position was simultaneously positioned on the same straight line in this unloading dish 4 center of circle.
Two connecting rods 15 are arranged according to position shown in Fig. 3, two connecting rods 15 are the both sides of the circle center line connecting being distributed in three unloading dishes 4, when driving first unloading dish 4 and first connecting rod 15 to rotate, second connecting rod 15 by under the driving of first unloading dish 4 along with motion, more laborsaving like this, and this set can make the driving link number of unloading valve equal the degree of freedom of this mechanism, thus ensure that this mechanism has the motion determined.
The power generating mechanism of unloading valve is that power generating mechanism has various ways for driving unloading dish 4 to rotate, can be arranged to manual form, also can be arranged to automatic form.
As shown in Figure 3 and Figure 4, for the first form of power generating mechanism, the driving disc spacing pressing 3 that this power generating mechanism comprises rotary setting and the clutch plate 5 be fixed therein on a unloading dish 4, the unloading dish 4 at clutch plate 5 place is positioned at outermost one in all unloading dishes 4, also by gear mechanism transferring power between driving disc spacing pressing 3 and clutch plate 5.The rotation centerline of driving disc spacing pressing 3 parallels with the axis of unloading dish 4, clutch plate 5 is also connected for coaxial with unloading dish 4, driving disc spacing pressing 3 is as power input link, clutch plate 5 is as power output member, driving disc spacing pressing 3 rotates and produces power, and by transmission of power to clutch plate 5, make clutch plate 5 that connected unloading dish 4 can be driven to rotate, this unloading dish 4 drives remaining unloading dish 4 synchronous rotary by connecting rod 15.
As preferably, driving disc spacing pressing 3 be rotary setting on a fixed mount 13, this fixed mount 13 is fixedly connected by welding on lower casing cover plate 201, on bottom the left side wall of the fixing welding tanker 1 of lower casing cover plate 201.Fixed mount 13 stretches out in the outside of lower casing cover plate 201, make driving disc spacing pressing 3 part be positioned at outside, as shown in Figure 1, be provided with the handle 12 of a long straight shape in the position that driving disc spacing pressing 3 is connected with fixed mount 13, this handle 12 makes it rotate for pulling driving disc spacing pressing 3, facilitates manual operation.
As shown in Figure 3 and Figure 4, as preferably, the shape of driving disc spacing pressing 3 is fan-shaped, and its central angle is 90 degree, and the shape of clutch plate 5 is also fan-shaped, and its central angle is greater than 90 degree.The arcuate flanks of driving disc spacing pressing 3 is provided with the driving gear 301 that be connected coaxial with it, and the arcuate flanks of clutch plate 5 is provided be connected and the driven gear 501 that with driving gear 301 engage coaxial with it, and driving gear 301 and driven gear 501 are sector gear.
As shown in Figure 3, power generating mechanism is also included on base plate 101 and arranges and limited block 14 for limiting driving disc spacing pressing 3 corner, and limited block 14 embeds in stopper slot 302 set in driving disc spacing pressing 3.Rotate back and forth in process pulling driving disc spacing pressing 3, when driving disc spacing pressing 3 contacts with limited block 14, illustrate that driving disc spacing pressing 3 is rotated in place, now the first unloading hole 103 opens or closes by all unloading dishes 4.
As shown in Figure 4, the stopper slot 302 that driving disc spacing pressing 3 is arranged is fan groove, coaxial with driving disc spacing pressing 3.Limited block 14 embeds in stopper slot 302, and when driving disc spacing pressing 3 is in extreme position, limited block 14 is positioned at one of them corner location place at two turnings of stopper slot 302.
As shown in Figure 4, clutch plate 5 is provided with a 3rd unloading hole 502,3rd unloading hole 502 is scallop hole, 3rd unloading hole 502 is also coaxial with the second unloading hole 401 on unloading dish 4, and the area in the 3rd unloading hole 502 is slightly larger than the area in the second unloading hole 401, both keep connected state, and clutch plate 5 can be avoided to produce obstruction when unloading.
Discharge mechanism adopts the unloading valve of structure shown in Fig. 3 and Fig. 4, tanker 1 li of seed enters the bottom of tanker 1 by deflector 11, when needs unloading, turn clockwise handle 12 until driving disc spacing pressing 3 props up limited block 14, all first unloading holes 103 are opened by unloading dish 4, it is inner that seed in tanker 1 enters lower house 2 by the first unloading hole 103 and the second unloading hole 401, carries, complete unloading process finally by horizontal screw conveyor 9.When needs stop unloading, be rotated counterclockwise handle 12 until driving disc spacing pressing 3 props up limited block 14, all first unloading holes 103 are closed by unloading dish 4, and the seed in tanker 1 cannot enter in lower house 2 by the first unloading hole 103, then make horizontal screw conveyor 9 stop operating, unloading terminates.
For the power generating mechanism shown in Fig. 3 and Fig. 4, by the rotational angle of regulating handle 12, the rotational angle of unloading dish 4 can be controlled, thus the aperture size in the first unloading hole 103 can be controlled, and then control unloading speed.
For the power generating mechanism shown in Fig. 3 and Fig. 4, owing to being carry out transferring power by gear between driving disc spacing pressing 3 and clutch plate 5, due to can vibration be there is when unloading, driving disc spacing pressing 3 there will be and rocks and cause shift in position when unfixing, for the ease of regulating the rotational angle of driving disc spacing pressing 3 and guaranteeing the stability of driving disc spacing pressing 3, as shown in Figure 5, the adjustable plate 28 of an arc is provided with in the stopper slot 302 of driving disc spacing pressing 3, the two ends of this adjustable plate 28 are connected with two vertical sidewalls of stopper slot 302 respectively, adjustable plate 28 is also coaxial with driving disc spacing pressing 3, adjustable plate 28 is also provided with multiple locating hole 29 along arc length direction, locating hole 29 for being equally spaced.Lower casing cover plate 201 is also provided with one protruding and be the supporting plate 30 of arc, supporting plate 30 matches with adjustable plate 28, both are coaxial, supporting plate 30 is also provided with multiple adjustment hole 31 along arc length direction, when rotating driving disc spacing pressing 3, adjustable plate 28 moves along supporting plate 30, when driving disc spacing pressing 3 turns to the angle of needs, adjustable plate 28 have a locating hole 29 and adjustment hole 31 aligned in position on supporting plate 30 at least, now can use alignment pin insert alignment locating hole 29 and adjustment hole 31 in, the position of driving disc spacing pressing 3 is fixed, and can the rotational angle of real-time monitored driving disc spacing pressing 3.
As shown in Figure 7, for the second form of power generating mechanism, the hydraulic jack 19 that this power generating mechanism comprises rotary setting be located at the rotating shaft 20 be connected on one of them unloading dish 4 and with the piston rod of hydraulic jack 19, hydraulic jack 19 parallels with base plate 101, and is positioned at the below of base plate 101.The unloading dish 4 at rotating shaft 20 place is positioned at outermost one in all unloading dishes 4, and the upper end of rotating shaft 20 is connected with the closure 402 of this unloading dish 4, and lower end is connected with the piston rod rotation of hydraulic jack 19, and the axis of rotating shaft 20 parallels with the axis of unloading dish 4.
As shown in Figure 7, power generating mechanism also comprises the cylinder bracket 18 be located on tanker 1, and hydraulic jack 19 and cylinder bracket 18 are rotationally connected.Cylinder bracket 18 is fixed on the lateral wall of tanker 1, correspondingly on lower casing cover plate 201, is provided with the through hole allowing hydraulic jack 19 pass.When elongating or shortening under the effect of hydraulic jack 19 at hydraulic oil, rotate impelling the rotating shaft 20 be connected with the piston rod of hydraulic jack 19 and the unloading dish 4 be fixedly connected with rotating shaft 20 around dead axle 6, thus realize the second unloading hole 401 of unloading dish 4 and the change of the first unloading hole 103 registration, namely the amount that seed enters the first unloading hole 103 is controlled, and then control unloading speed, and the opening and closing in the first unloading hole 103 can be controlled.
As shown in Figure 8, be the third form of power generating mechanism, the guide pillar 27 that this power generating mechanism comprises drag-line 22 and is located on base plate 101, drag-line 22 one end is connected with one of them unloading dish 4, and it is outside that the other end stretches out in tanker 1.Guide pillar 27 has the hole allowing drag-line 22 pass, and drag-line 22 through guide pillar 27, thus realizes the change in the direction that drag-line 22 moves, and guide pillar 27 is weldingly fixed on base plate 101.The external part of drag-line 22 is also provided with draw ring 21, pulls drag-line 22, drive connected unloading dish 4 to rotate, and then realize the closedown in the first unloading hole 103 by drag-line 22 by draw ring 21.
As shown in Figure 8, power generating mechanism is also included in and unloading dish 4 and chute board arranges and the baffle plate 24 be fixedly connected with drag-line 22 for the multiple geometrical clamps 26, the bracket 25 be located on base plate 101 that circumferentially distribute and to be clipped between bracket 25 and baffle plate 24 and for the spring 23 of drag-line 22 return.Bracket 25 and each geometrical clamp 26 have the hole allowing drag-line 22 pass, and baffle plate 24 is between spring 23 and guide pillar 27.The spring 23 be clipped between bracket 25 and baffle plate 24 is stage clip, and this spring 23 pairs of baffle plates 24 apply active force, baffle plate 24 are pushed away bracket 25, make drag-line 22 be able to return.
As shown in Figure 8, geometrical clamp 26 is provided with four altogether, and two chute boards respectively arrange a geometrical clamp 26, unloading dish 4 is arranged two geometrical clamps 26.Drag-line 22 revolves 3/4 week around unloading dish 4, and drag-line 22 is being fixed by geometrical clamp 26 around section with unloading dish 4, and drag-line 22 can rotate around dead axle 6 through geometrical clamp 26.
For the power generating mechanism adopted as shown in Figure 8, when original state, first unloading hole 103 is opened by unloading dish 4, when not needing unloading, by pulling draw ring 21, the drive drag-line 22 be fixed on unloading dish 4 is rotated around dead axle 6, and move to the left through guide pillar 27, now spring 23 pressurized, thus realize the second unloading hole 401 of unloading dish 4 and stagger completely in the first unloading hole 103, namely close the first unloading hole 103, and then stop unloading.When unclamping draw ring 21, drag-line 22 return under the effect of spring 23, thus unloading dish 4 return, open the first unloading hole 103, makes seed enter the first unloading hole 103, and then realize unloading.
As shown in Figure 9, be the 4th kind of form of power generating mechanism, this power generating mechanism comprises drag-line 22, the guide pillar 27 be located on base plate 101, geometrical clamp 26 and spring 23, and drag-line 22 one end is connected with one of them unloading dish 4, and it is outside that the other end stretches out in tanker 1.Guide pillar 27 has the hole allowing drag-line 22 pass, and drag-line 22 through guide pillar 27, thus realizes the change in the direction that drag-line 22 moves, and guide pillar 27 is weldingly fixed on base plate 101.The external part of drag-line 22 is also provided with draw ring 21, pulls drag-line 22, drive connected unloading dish 4 to rotate, and then realize the closedown in the first unloading hole 103 by drag-line 22 by draw ring 21.
As shown in Figure 9, geometrical clamp 26 is located on unloading dish 4 and chute board, and geometrical clamp 26 is provided with four altogether, and two chute boards respectively arrange a geometrical clamp 26, unloading dish 4 is arranged two geometrical clamps 26.Drag-line 22 revolves 3/4 week around unloading dish 4, and drag-line 22 is being fixed by geometrical clamp 26 around section with unloading dish 4, and drag-line 22 can rotate around dead axle 6 through geometrical clamp 26.
As shown in Figure 9, spring 23 is unloading dish 4 returns for being connected with drag-line 22, and spring 23 one end is connected with unloading dish 4, and the other end is connected with base plate 101.This spring 23 is also extension spring, and spring 23 pairs of unloading dishes 4 apply pulling force, make it rotate return, recovers the state opening the first unloading hole 103.
For the power generating mechanism adopted as shown in Figure 9, when original state, first unloading hole 103 is opened by unloading dish 4, when not needing unloading, by pulling draw ring 21, the drive drag-line 22 be fixed on unloading dish 4 is rotated around dead axle 6, and move to the left through guide pillar 27, now spring 23 is stretched, thus realizes the second unloading hole 401 of unloading dish 4 and stagger completely in the first unloading hole 103, namely close the first unloading hole 103, and then stop unloading.When unclamping draw ring 21, unloading dish 4 return under the effect of spring 23, recovers the state opening the first unloading hole 103, makes seed enter the first unloading hole 103, and then realize unloading.
Present invention also offers a kind of agricultural machinery, comprise above-mentioned discharge mechanism, the concrete structure of this discharge mechanism can refer to Fig. 1 to Fig. 9, does not repeat them here.The discharge mechanism in above-described embodiment is comprised, so it has all advantages of above-mentioned discharge mechanism due to agricultural machinery of the present invention.
What present invention also offers a kind of discharge mechanism adopted in above-described embodiment unloads grain method, and when needs unloading, handle unloading valve and the first unloading hole 103 on tanker 1 is opened, the seed in tanker 1 drains into horizontal screw conveyor 9 through the first unloading hole 103; When not needing unloading, handling unloading valve and the first unloading hole 103 on tanker 1 is closed, stop the seed in tanker 1 to drain into horizontal screw conveyor 9.
Below by reference to the accompanying drawings to invention has been exemplary description.Obviously, specific implementation of the present invention is not subject to the restrictions described above.As long as have employed the improvement of the various unsubstantialities that method of the present invention is conceived and technical scheme is carried out; Or without improvement, above-mentioned design of the present invention and technical scheme directly applied to other occasion, all within protection scope of the present invention.
Claims (10)
1. a discharge mechanism, comprises tanker and horizontal screw conveyor, and tanker has the first unloading hole of seed discharged to horizontal screw conveyor, it is characterized in that: also comprise the unloading valve for controlling described first unloading hole opening and closing.
2. discharge mechanism according to claim 1, is characterized in that: described horizontal screw conveyor is positioned at the below of described tanker.
3. discharge mechanism according to claim 1 and 2, is characterized in that: the bottom of described tanker has base plate, and described first unloading hole is located on base plate.
4. discharge mechanism according to claim 3, it is characterized in that: described unloading valve comprise the first unloading hole place of rotary setting on described base plate unloading dish and for generation of the power generating mechanism of driving force driving unloading disc spins, unloading dish has the second unloading hole of being opened in the first unloading hole and by the closure of the first unloading bore closure.
5. discharge mechanism according to claim 4, is characterized in that: described first unloading hole between two one group on described base plate, be provided with many groups along its length, and each group the first unloading hole place arranges a described unloading dish respectively.
6. discharge mechanism according to claim 5, it is characterized in that: described first unloading hole is scallop hole, described unloading dish with two the first unloading holes organized and correspondence is coaxial setting, the second unloading hole on unloading dish is provided with two, and two the first unloading holes and two the second unloading holes are and are uniformly distributed circumferentially.
7. discharge mechanism according to claim 6, is characterized in that: described second unloading hole is scallop hole, and the area in the second unloading hole is greater than the area in described first unloading hole.
8. discharge mechanism according to claim 7, is characterized in that: by being connected with the connecting rod that described base plate parallels between adjacent two described unloading dishes, forms parallelogram lindage.
9. an agricultural machinery, is characterized in that: comprise the arbitrary described discharge mechanism of claim 1 to 8.
10. unload a grain method according to the arbitrary described discharge mechanism of claim 1 to 9, it is characterized in that: when needs unloading, handle unloading valve and the first unloading hole on tanker is opened, the seed in tanker drains into horizontal screw conveyor through the first unloading hole; When not needing unloading, manipulation unloading valve makes the first unloading bore closure on tanker, stops the seed in tanker to drain into horizontal screw conveyor.
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| CN201410822010.3A CN104429326B (en) | 2014-12-25 | 2014-12-25 | Unloading device, agricultural machinery with the same and unloading method |
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| CN201410822010.3A CN104429326B (en) | 2014-12-25 | 2014-12-25 | Unloading device, agricultural machinery with the same and unloading method |
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| CN110701259A (en) * | 2019-11-07 | 2020-01-17 | 中联重机股份有限公司 | Conveying groove shaft forward and backward rotating device and machine using same |
| CN114402798A (en) * | 2020-10-09 | 2022-04-29 | 凯斯纽荷兰(中国)管理有限公司 | Actuator mechanism for agricultural extractor hood, extractor and agricultural harvester |
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| CN114402798A (en) * | 2020-10-09 | 2022-04-29 | 凯斯纽荷兰(中国)管理有限公司 | Actuator mechanism for agricultural extractor hood, extractor and agricultural harvester |
| CN114402798B (en) * | 2020-10-09 | 2022-11-22 | 凯斯纽荷兰(中国)管理有限公司 | Actuator mechanism for agricultural extractor hood, extractor and agricultural harvester |
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|---|---|
| CN104429326B (en) | 2017-01-18 |
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Address after: 241080 16 e - Xi Road, San Shan Economic Development Zone, Wuhu, Anhui Patentee after: Zhonglian Agricultural Machinery Co., Ltd Address before: 241080, No. 16, Wuhu Road, three mountain Economic Development Zone, three mountain area, Anhui, China Patentee before: ZOOMLION HEAVY MACHINERY Co.,Ltd. |