CN205727059U - Double sieve self-balance digging harvesters - Google Patents

Abstract

This utility model relates to a kind of double sieve self-balance digging harvester, belongs to agricultural machinery technological field.Double sieve self-balance digging harvesters, including frame, and the most rack-mounted digger blade, self-balancing vibrating device and automatic discharge unit.This utility model is by using the self-balancing vibrating device of double sieve nest, and the self-balancing within utilization realizes vibration damping, simple in construction, and operation is reliable；Semen arachidis hypogaeae, Rhizoma Solani tuber osi, Rhizoma Dioscoreae, residual film etc. can be gathered in the crops by changing different structure form compass screen surface；It addition, by using automatic discharge unit, make whole discharging and homing action the most just can complete, substantially increase the working performance of digging harvester complete machine, there is good popularizing application prospect.

Description

Double sieve self-balance digging harvesters

Technical field

This utility model relates to a kind of digging harvester, particularly to a kind of double sieve self-balance digging harvesters.

Background technology

Semen arachidis hypogaeae, Rhizoma Solani tuber osi, the soil types of yam planting are mostly sandy soil or sandy loam, have preferable fragility, domestic Outer often have the digging harvester report being applicable to sand, but existing shovel sieve formula digging harvester often only has single-deck screen Bed, in the material of recovery, cleannes still have much room for improvement, meanwhile, existing when driving vibrating device vibrosieve, shake in facility operation process Dynamic very big, tractor driver's operation intensity is big, and facility stability is poor, for reducing vibration, often joins the rotary part such as eccentric block or flywheel, but Poor effect, tracing it to its cause is the eccentric block selected, the gyration of the part such as the flywheel reciprocating motion that cannot eliminate sifting bed, separately Outward, no matter existing digging harvester uses the compass screen surfaces such as wire gauze sieve, bar strip sieve, rhombus sieve, lip(ped) sieve, round-hole mesh, when screening, and sieve The structure design of fluent downslide during bed reciprocally swinging, and expect, the self gravitation such as native, miscellaneous easily causes soil block and piles up Causing sieve pore blockade, the phenomenons such as foreign material winding, blocking, clamping stagnation occur, it is poor that sieve plate takes material, conveying ability, and separation efficiency is low.

It addition, the one-tenth bar side lay that the material of current domestic digging harvester results has, need manually to pick up, some need Shut down manual cleaning, waste time and energy.

Utility model content

The purpose of this utility model is for the problems referred to above, it is provided that a kind of double sieve self-balance digging harvesters, subtracts Performance of shaking is good, reduces work hours, and saves field material and picks up the work wasted time and energy.

The purpose of this utility model is achieved in that

A kind of double sieve self-balance digging harvester, it is characterised in that include frame, digger blade, self-balancing vibrating device And automatic discharge unit；

Described digger blade includes shoveling bar and from shovel some back-guiding rods of extending back of bar, between described some back-guiding rods in Equidistantly distribution, the two ends of this digger blade are fixed on the front lower place of frame by two root length columns；

Described self-balancing vibrating device includes the front sifting bed that front and back connects and rear sifting bed, and described front sifting bed and rear sifting bed are presented Lower parallel arrangement, and the front end of the rear end of front sifting bed and rear sifting bed is the most overlapping；Described front sifting bed and the left and right sides of rear sifting bed The front end of plate connects the bottom of double link, described front sifting bed and a left side for rear sifting bed after the bottom of double link before a pair and a pair respectively The rear end of right biside plate is connected to arm, between pin joint and the top of rear double link in the middle of the front double link of homonymy also Being connected with connecting rod respectively, the rear end of described two connecting rods is connected to bias and drives assembly of raising one's arm, two bias drive raise one's arm assembly it Between equipped with driving the axle that shakes, described in drive the axle that shakes and be connected with change speed gear box also by drive mechanism；The top of the pair of front double link, four The top of arm is connected with frame with change speed gear box so that this self-balancing vibrating device is suspended on below frame；

Described automatic discharge unit includes collecting charging basket and a pair electric pushrod；The top of described collection charging basket and leading flank are respectively It is provided with opening and charging aperture, is connected to reinforcing plate, described reinforcement at the first member plate of collection charging basket and the outside top of right end plate The center of plate is equipped with revolving sleeve, and described revolving sleeve runs through first member plate and reinforcing plate or right end plate and reinforcing plate；The pair of electronic The leading section of the piston rod of push rod is connected with the mounting ear of welding in two pieces of reinforcing plates respectively；The pair of electric pushrod passes through it Short a pair column of rear end is fixed on frame, and described revolving sleeve and frame are attached by bearing pin, is pacified by automatic discharge unit It is contained in the rear end of frame.

Wherein, the some front guide rod that the front end of described front sifting bed extends anteriorly out, between described some front guide rods in grade between Away from distribution, and submit to miss to be full of with the some back-guiding rods on digger blade and connect.

Wherein, the lateral symmetry of described frame is provided with roller, and the distance between described roller and frame is adjustable.

Wherein, the lateral symmetry of described frame is provided with a pair vertical wide single cavity plate, and the roller bearing of described roller is installed Having vertical narrow single cavity plate, described wide single cavity plate is corresponding with vertically having a row on narrow single cavity plate and equally spaced installing hole, logical Cross the corresponding relation of the installing hole changed on wide single cavity plate and narrow single cavity plate, it is achieved roller is adjustable with the spacing of frame.

Wherein, described in drive the two ends of the axle that shakes and be also respectively provided with flywheel, described flywheel is positioned at two bias and drives assembly of raising one's arm Inner side.

Wherein, described bias is driven assembly of raising one's arm and is included axle sleeve and the eccentric bushing being nested in axle sleeve, the outside of described axle sleeve Wall radially protrudes out monaural ring, and described eccentric bushing is packed in axle sleeve by the ring plate being fixed on axle sleeve two ends.

Wherein, described drive mechanism includes it being drive sprocket, chain, driven sprocket, support wheel assembly and tensioning wheel assembly, Described drive sprocket is arranged in the drive shaft of change speed gear box, and described driven sprocket is arranged on to drive and shakes on axle, and described chain is enclosed within master On movable sprocket and driven sprocket, described support wheel assembly and tensioning wheel assembly are arranged on chain.

Wherein, the described first member plate of collection charging basket and the inside top of right end plate are respectively equipped with mounting rail, below mounting rail First member plate and right end plate on be respectively provided with the limiting plate of L-shaped；The riser of described limiting plate is attached to first member plate and the right side respectively On end plate, the front end face of described riser flushes with the edge of the charging aperture of collection charging basket, and the horizontal plate of described limiting plate is vertically pacified Equipped with screw rod, the top of described screw rod is connected to the lower surface of mounting rail when the opening of collection charging basket is level.

Wherein, the rear end face of described two root length columns protrudes out some backgauge grizzly bars backward, and goes back on two root length columns It is cased with the cutting plate of embowment respectively.

Wherein, different according to results material, the compass screen surface of described front sifting bed and rear sifting bed is by the bar strip of some equidistant arrangements Or the composition such as Saw blade.

The beneficial effects of the utility model are:

1) in this utility model, frame rear end is provided with automatic discharge unit, is greatly saved the activity duration, reduces and drives The labor intensity of the person of sailing.

2) this utility model uses the most parallel double sifting beds, and the adverse movement simultaneously all the time of double sifting bed, counteract sieve Bed major part vibration, it is achieved that double sifting beds vibration self-balancing, greatly reduce shovel sieve formula cropper farm work time Vibration.

3) this utility model simple in construction, operation is reliable, by changing different structure form compass screen surface, can gather in the crops Semen arachidis hypogaeae, Rhizoma Solani tuber osi, Rhizoma Dioscoreae, mulch film etc., save field material results, pick up the work wasted time and energy, before having good popularization and application Scape.

Accompanying drawing explanation

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

Fig. 2 is the partial enlarged drawing of long column in Fig. 1.

Fig. 3 is the structural representation of self-balancing vibrating device in this utility model.

Fig. 4 is the eccentric structural representation driving assembly of raising one's arm in this utility model.

Fig. 5 is the structural representation of eccentric bushing in this utility model.

Fig. 6 is the structural representation of automatic discharge unit in this utility model.

Fig. 7 is the schematic diagram during electric pushrod stretching, extension of automatic discharge unit in this utility model.

Fig. 8 is the schematic diagram during electric pushrod contraction of automatic discharge unit in this utility model.

Fig. 9 is the main TV structure figure of Saw blade in this utility model.

Figure 10 is the side block diagram of Saw blade in this utility model.

Detailed description of the invention

Below in conjunction with specific embodiments and the drawings, this utility model is expanded on further.

As it is shown in figure 1, double compass screen surface self-balancing digging harvesters, including frame 1, digger blade 2, self-balancing vibrating device 3 and Automatic discharge unit 4.

Wherein, frame 1 is made up of the rectangle bracket of rectangular frame He its front end.

Digger blade 2 includes the some back-guiding rods 22 shoveling bar 21 and extending back from shovel bar 21, described some back-guiding rods 22 Between be equally distributed, the two ends of this digger blade 2 are fixed on the front lower place of frame 1 by two root length columns 23.

Being wrapped in during for preventing material wide on two root length columns, the rear end face of two root length columns 23 protrudes out some backward Backgauge grizzly bar 24, and on two root length columns 23, it is cased with the cutting plate 25 of embowment the most respectively, as shown in Figure 2.

As it is shown on figure 3, self-balancing vibrating device 3 includes front sifting bed 31 and the rear sifting bed 32 front and back connected, described front sifting bed 31 and rear sifting bed 32 in upper and lower parallel arrangement, and the front end of the rear end of front sifting bed 31 and rear sifting bed 32 is the most overlapping.Sieve before described The front end of left and right sides plate of bed 31 and rear sifting bed 32 connects double link 34 after the bottom of double link 33 before a pair and a pair respectively Bottom, the rear end of the left and right sides plate of described front sifting bed 31 and rear sifting bed 32 is connected to arm 35, the front doubly-linked of homonymy Being connected with connecting rod 36 the most respectively between pin joint and the top of rear double link 34 in the middle of bar 33, the rear end of described two connecting rods 36 is divided Bias Lian Jie not had to drive assembly 37 of raising one's arm, and two bias are driven and are raised one's arm equipped with driving the axle 38 that shakes between assembly 37, described in drive and shake axle 38 also It is connected with change speed gear box 30 by drive mechanism 39.The top of the pair of front double link 33, the top of four arms 35 and speed change Case 30 is connected with frame 1 so that this self-balancing vibrating device 3 is suspended on below frame 1.

The some front guide rod 311 that the front end of described front sifting bed 31 extends anteriorly out, between some front guide rods 311 equally Distribution, and submit with the some back-guiding rods 22 on digger blade 2 and miss to be full of and connect, form defective material and enter into front sifting bed from digger blade 2 The changeover portion of 31.

Different according to results material, the compass screen surface of front sifting bed 31 and rear sifting bed 32 can be by the bar strip of some equidistant arrangements or saw Tooth bar forms；Wherein, the compass screen surface of Saw blade composition is mainly used in gathering in the crops the residual film in field, the shape of Saw blade such as Fig. 9 and Figure 10 Shown in, for increasing the intensity of Saw blade, Saw blade also has certain bending；Bar strip composition compass screen surface be mainly used in gather in the crops Rhizoma Solani tuber osi, The crops such as Semen arachidis hypogaeae.

Fluctuating with alleviating rotation for stabilized (steady-state) speed, the two ends driving the axle 38 that shakes also are respectively provided with flywheel 381, described flywheel 381 It is positioned at two bias and drives the inner side of assembly 37 of raising one's arm.

As shown in Figure 4 and Figure 5, bias is driven assembly 37 of raising one's arm and is specifically included axle sleeve 371 and the bias being nested in axle sleeve 371 Set 372, the lateral wall of described axle sleeve 371 radially protrudes out monaural ring 373, and described eccentric bushing 372 is by being fixed on axle sleeve The ring plate 374 at 371 two ends is packed in axle sleeve 371.

As it is shown on figure 3, it is drive sprocket 391, chain 392, driven sprocket 393, support wheel that drive mechanism 39 specifically includes Assembly 394 and tensioning wheel assembly 395, described drive sprocket 391 is arranged in the drive shaft of change speed gear box 30, described driven sprocket 393 are arranged on to drive and shake on axle 38, and described chain 392 is enclosed within drive sprocket 391 and driven sprocket 393, described support wheel assembly 394 and tensioning wheel assembly 395 be arranged on chain 392.

The work process of self-balancing vibrating device 3 is as follows: change speed gear box 30 rotates, and is driven by drive mechanism 39 and drives the axle 38 that shakes Rotate, drive the bias of axle 38 both sides that shake and drive assembly 37 of raising one's arm and together rotate with driving the axle 38 that shakes, thus drive front sifting bed 31 and rear sieve Bed 32 does adverse movement all the time, to offset the major part vibration of front sifting bed 31 and rear sifting bed 32, it is achieved that two sifting bed vibrations Self-balancing.

As shown in Figure 6, automatic discharge unit 4 specifically includes collection charging basket 41 and a pair electric pushrod 42.Described collection charging basket 41 Top and leading flank be respectively equipped with opening and charging aperture, the outside top at the collection first member plate of charging basket 41 and right end plate connects respectively Being connected to reinforcing plate 43, first member plate and reinforcing plate 43 are run through equipped with revolving sleeve 44, described revolving sleeve 44 in the center of described reinforcing plate 43 Or right end plate and reinforcing plate 43；The leading section of the piston rod of the pair of electric pushrod 42 is welded with in two pieces of reinforcing plates 43 respectively Mounting ear be connected；The pair of electric pushrod 42 is fixed on frame 1, described revolving sleeve by short a pair column 45 of its rear end 44 and frame 1 be attached by bearing pin, automatic discharge unit 4 is arranged on the rear end of frame 1.

The playback after discharging has been overturn, in first member plate and the inner side of right end plate of collection charging basket 41 for convenience of collection charging basket 41 Top is respectively equipped with mounting rail 46, and is also respectively provided with the limiting plate of L-shaped in first member plate below mounting rail 46 and right end plate 47.The riser of described limiting plate 47 is attached in first member plate and right end plate respectively, the front end face of described riser and collection charging basket 41 The edge of charging aperture flushes, and the horizontal plate of described limiting plate 47 is vertically installed with screw rod 48, and the top of described screw rod 48 is at collection The opening of charging basket 41 is connected to the lower surface of mounting rail 46 when being level.

The work process of automatic discharge unit 4 is as follows: when digging harvester carries out operation, the piston rod of electric pushrod 42 For extended configuration, as shown in Figure 7.When needs discharging, the piston rod of electric pushrod 42 shrinks, as shown in Figure 8 so that collection charging basket The charging aperture of 41 downwardly turns over around revolving sleeve 44, it is achieved discharging.After completing discharging, the piston rod of electric pushrod 42 stretches again Playback, to carry out rewinding operation next time.

Regulating the excavating depth of this digging harvester for convenience, the lateral symmetry in frame 1 is provided with roller 5, and roller 5 And the distance between frame 1 is adjustable.Concrete structure is: the lateral symmetry of frame 1 is provided with a pair vertical wide single cavity plate 11, institute State and vertical narrow single cavity plate 51 is installed on the roller bearing of roller 5, described wide single cavity plate 11 and narrow single cavity plate 51 vertically have one Arrange corresponding and equally spaced installing hole, by changing the corresponding relation of the installing hole on wide single cavity plate 11 and narrow single cavity plate 51, real Existing roller 5 is adjustable with the spacing of frame 1.

When this digging harvester uses, it is connected to farm tractor rear by the rectangle bracket of frame 1 front end.

Farm tractor drags digging harvester and advances, and the crop in field is connected mamoty by digger blade 2 to rise, along with agricultural dilatory The advance of machine, the material of results gradually can rearward collect charging basket 41 and move, in moving process, due to self-balancing from digger blade 2 The effect of vibration of vibrating device 3, the sandy soil that defective material is mingled with when being scooped up can be shaken scattered, and from self-balancing vibrating device 3 before Drop back on the compass screen surface of sifting bed 31 and rear sifting bed 32 field so that the material collected in final collection charging basket 41 is mingled with the fewest Sandy soil.

For shaking off sandy soil further, also some through holes can be opened in the bottom of collection charging basket 41 and front and back sides so that be collected in Material in collection charging basket 41 shakes off sandy soil during digging harvester advances further.

After the material collection in collection charging basket 41 is full, can by electric pushrod 42 charging aperture collecting charging basket 41 downwardly turned over into Row automatic discharging, the most quickly playbacks, and proceeds rewinding operation.

By using this utility model, simple in construction, operation is reliable, can receive by changing the compass screen surface of different structure form Obtain Semen arachidis hypogaeae, Rhizoma Solani tuber osi, Rhizoma Dioscoreae, mulch film etc., save field material results, pick up the work wasted time and energy, there is good pushing away Wide application prospect.

Claims (10)

1. a double compass screen surface self-balancing digging harvester, it is characterised in that include that frame (1), digger blade (2), self-balancing are vibrated Device (3) and automatic discharge unit (4)；

Described digger blade (2) includes shoveling bar (21) and certainly shoveling some back-guiding rods (22) that bar (21) extends back, described some Back-guiding rod is equally distributed between (22), and the two ends of this digger blade (2) are fixed on frame (1) by two root length columns (23) Front lower place；

Described self-balancing vibrating device (3) includes front sifting bed (31) and the rear sifting bed (32) front and back connected, described front sifting bed (31) With rear sifting bed (32) in upper and lower parallel arrangement, and the front end of the rear end of front sifting bed (31) and rear sifting bed (32) is the most overlapping；Described The front end of the left and right sides plate of front sifting bed (31) and rear sifting bed (32) connects the bottom of double link before a pair (33) and a pair respectively The bottom of rear double link (34), the rear end of the left and right sides plate of described front sifting bed (31) and rear sifting bed (32) is connected to arm (35), connecting rod it is connected with the most respectively between pin joint and the top of rear double link (34) in the middle of the front double link (33) of homonymy (36), the rear end of described two connecting rods (36) is connected to bias and drives assembly of raising one's arm (37), and two bias drive assembly of raising one's arm (37) equipped with driving the axle that shakes (38) between, described in drive the axle that shakes (38) and be connected with change speed gear box (30) also by drive mechanism (39)；Described Before a pair, the top of double link (33), the top of four arms (35) are connected with frame (1) with change speed gear box (30) so that should be from flat Weighing apparatus vibrating device (3) is suspended on frame (1) lower section；

Described automatic discharge unit (4) includes collecting charging basket (41) and a pair electric pushrod (42)；The top of described collection charging basket (41) It is respectively equipped with opening and charging aperture with leading flank, is connected at the first member plate of collection charging basket (41) and the outside top of right end plate Reinforcing plate (43), first member plate and reinforcement are run through equipped with revolving sleeve (44), described revolving sleeve (44) in the center of described reinforcing plate (43) Plate (43) or right end plate and reinforcing plate (43)；The leading section of the piston rod of the pair of electric pushrod (42) respectively with two pieces of reinforcements The mounting ear of the upper welding of plate (43) is connected；The pair of electric pushrod (42) is fixed on by short a pair column (45) of its rear end Frame (1), described revolving sleeve (44) and frame (1) are attached by bearing pin, and automatic discharge unit (4) is arranged on frame (1) rear end.

The double sieve self-balance digging harvester of one the most according to claim 1, it is characterised in that described front sifting bed (31) The some front guide rod (311) that extends anteriorly out of front end, be equally distributed between described some front guide rods (311), and with dig Some back-guiding rods (22) submission in pick shovel (2) is missed to be full of and is connected.

The most according to claim 1 pair of sieve self-balance digging harvester, it is characterised in that the both sides of described frame (1) Being symmetrically installed with roller (5), the distance between described roller (5) and frame (1) is adjustable.

The most according to claim 3 pair of sieve self-balance digging harvester, it is characterised in that the both sides of described frame (1) It is symmetrically installed with a pair vertical wide single cavity plate (11), the roller bearing of described roller (5) is provided with vertical narrow single cavity plate (51), Described wide single cavity plate (11) is corresponding with vertically having a row on narrow single cavity plate (51) and equally spaced installing hole, by change wide singly The corresponding relation of the installing hole on frid (11) and narrow single cavity plate (51), it is achieved the spacing of roller (5) and frame (1) can Adjust.

The most according to claim 1 pair of sieve self-balance digging harvester, it is characterised in that described in drive the two of the axle that shakes (38) End is also respectively provided with flywheel (381), and described flywheel (381) is positioned at two bias and drives the inner side of assembly of raising one's arm (37).

The most according to claim 1 pair of sieve self-balance digging harvester, it is characterised in that described bias drives assembly of raising one's arm (37) including axle sleeve (371) and the eccentric bushing (372) being nested in axle sleeve (371), the lateral wall of described axle sleeve (371) is along its footpath To protruding out monaural ring (373), described eccentric bushing (372) is packed in axle by the ring plate (374) being fixed on axle sleeve (371) two ends In set (371).

The most according to claim 1 pair of sieve self-balance digging harvester, it is characterised in that described drive mechanism (39) wraps Include is drive sprocket (391), chain (392), driven sprocket (393), support wheel assembly (394) and tensioning wheel assembly (395), institute Stating drive sprocket (391) to be arranged in the drive shaft of change speed gear box (30), described driven sprocket (393) is arranged on and drives the axle that shakes (38) On, described chain (392) is enclosed within drive sprocket (391) and driven sprocket (393), described support wheel assembly (394) and tensioning Wheel assembly (395) is arranged on chain (392).

The most according to claim 1 pair of sieve self-balance digging harvester a, it is characterised in that left side for described collection charging basket (41) The inside top of end plate and right end plate is respectively equipped with mounting rail (46), at mounting rail (on first member plate below 46 and right end plate point Not equipped with the limiting plate (47) of L-shaped；The riser of described limiting plate (47) is attached in first member plate and right end plate respectively, described riser Front end face flush with the edge of charging aperture of collection charging basket (41), the horizontal plate of described limiting plate (47) is vertically installed with screw rod (48), the top of described screw rod (48) is connected to the lower surface of mounting rail (46) when the opening of collection charging basket (41) is level.

The most according to claim 1 pair of sieve self-balance digging harvester, it is characterised in that described two root length columns (23) Rear end face protrude out some backgauge grizzly bars (24) backward, and be cased with the most respectively on two root length columns (23) embowment point Flitch (25).

The most according to claim 1 pair of sieve self-balance digging harvester, it is characterised in that described front sifting bed (31) and The compass screen surface of rear sifting bed (32) is made up of bar strip or the Saw blade of some equidistant arrangements.