Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of self-propelled full automatic cotton harvester effective and that percentage of impurity is low of plucking for defects.
in order to solve the problems of the technologies described above, the invention provides a kind of self-propelled full automatic cotton harvester of following structure, it comprises that the rear portion is provided with the frame of road wheel, it is characterized in that: be connected with at least one pair of middle cotton picking case that leaves the cotton picking gap on frame, the relative inner face that the front end of cotton picking case is provided with branch device and cotton picking case is provided with cotton pickin mouth, the cotton picker that is driven and undertaken by cotton pickin mouth the cotton picking flower by power set is housed in the cotton picking case, being connected with cotton wind on the cotton picking case send device and cotton to send pipe, also be equipped with on frame with cotton and send the cotton knot screen that pipe is connected, the rear portion of frame is connected with the cotton storage and conveying box that is connected with the cotton knot screen.
Described cotton picker comprises many picking rolls that are rotatably connected on the interior and vertical interval setting of cotton picking case, many the paired settings of picking roll and every pair of picking roll are driven in opposite directions by described power set and rotate, the multiple row cotton picking bar that vertical interval arranges is housed on picking roll, multiple row cotton picking bar is periphery along the picking roll circumference, each row cotton picking bar is comprised of the cotton picking rubber slab that many intervals arrange, be provided with corresponding cotton pickin mouth setting in the cotton picking case and for adopting the fence that the face rubber slab stretches out, the setting of staggering of the two corresponding cotton picking bars on the every pair of picking roll.
Described cotton knot screen comprises the removal of impurities cylinder that is connected on frame, the top of removal of impurities cylinder is provided with cotton and sends the charging aperture that pipe is connected, be rotatably connected to the impurity roll and the secondary impurity roll that are driven switched in opposite by power set in the removal of impurities cylinder from top to bottom, be respectively equipped with the removing miscellany screen mesh and the secondary removing miscellany screen mesh that coordinate with impurity roll and secondary impurity roll on the removal of impurities cylinder, the removal of impurities cylinder is provided with the cotton-feeding pipe of stretching and being connected with blower fan, and the end of cotton-feeding pipe is communicated with described cotton storage and conveying box.
One time impurity roll comprises roll body, and the roll body pressed on ring is furnished with along the spiral-distributed a plurality of removal of impurities posts of roll body, and a removing miscellany screen mesh is for being latticed screen cloth.
The secondary impurity roll comprises the impurity roll body, the impurity roll body is provided with a plurality of removal of impurities dishes that axially spaced-apart arranges, the external peripheral surface of removal of impurities dish is provided with incline direction and turns to consistent a plurality of removal of impurities teeth with the secondary impurity roll, and the secondary removing miscellany screen mesh is to be provided with along the secondary impurity roll axially to arrange and the screen cloth of long mouthful of a plurality of removal of impurities that are intervally arranged.
Described cotton knot screen also comprises and is connected to frame below and is driven the cleaning roller that rotates, turns to secondary impurity roll switched in opposite by power set, be connected with the cleaning hairbrush that multiple tracks axially arranges along cleaning roller on cleaning roller, multiple tracks cleaning hairbrush is periphery along cleaning roller external peripheral surface interval and fit in the surface of overhanging end and secondary impurity roll, cotton-feeding pipe advance the close cleaning roller setting of cotton end.
Described cotton wind send device to comprise to be connected to the pressure fan on frame, and the air-supply pipeline of pressure fan is communicated with the cotton picking box cavity.
Described branch device comprises the feeder pillar that is connected to cotton picking case front portion, is rotatably connected to an axle that advances that freely rotates in feeder pillar, advances an axle and is provided with the multiple tracks that is periphery and advances a hook, is communicated with the cotton picking case after feeder pillar is passed in the lower end that described cotton is sent pipe.
Described cotton send pipe the section's section between feeder pillar be divided into the flat segments that connects the cotton picking case and on stretch vertical section, vertically section is provided with and send cotton air channel anti-block apparatus.
The described cotton air channel anti-block apparatus that send comprises on the outer wall that is arranged on vertical section and hinged anti-blocking window, is provided with elastic connecting device between anti-blocking window and vertical section, and feeder pillar is provided with anti-blocking cleaning door.
After adopting said structure, carry out cotton picking by cotton picker, the cotton after harvesting is sent pipe by cotton and delivers to the cotton knot screen, then carries out effective removal of impurities by the cotton knot screen, enters the cotton storage and conveying box finally by crossing cotton-feeding pipe.To sum up, the invention has the advantages that energy rapid large-area cotton picking, have and pluck the effective and low beneficial effect of percentage of impurity.
Embodiment
self-propelled full automatic cotton harvester as shown in Figure 1, it comprises that the rear portion is provided with the frame 1 of road wheel, this cotton picker can use by the power traction machine of generating set 27 as engine, the front end of frame 1 is connected on hauling machine, be connected with at least one pair of middle cotton picking case 2 that leaves the cotton picking gap on frame 1, the relative inner face that the front end of cotton picking case 2 is provided with branch device and cotton picking case 2 is provided with cotton pickin mouth 4, the cotton picker that is driven and undertaken by cotton pickin mouth 4 the cotton picking flower by power set is housed in cotton picking case 2, being connected with cotton wind on cotton picking case 2 send device and cotton to send pipe 5, this cotton wind send device to comprise to be connected to the pressure fan 20 on frame 1, the air-supply pipeline of pressure fan 20 is communicated with the cotton picking box cavity.Also be equipped with on frame 1 with cotton and send the cotton knot screen that pipe is connected, the rear portion of frame 1 is connected with the cotton storage and conveying box 6 that is connected with the cotton knot screen.
as Fig. 1, Fig. 2 and shown in Figure 3, cotton picker comprises many picking rolls 9 that are rotatably connected on cotton picking case 2 interior and vertical interval setting, many the paired settings of picking roll 9 and every pair of picking roll 9 are driven in opposite directions by described power set and rotate, be provided with i.e. four picking rolls 9 of two pairs of picking rolls in the present embodiment, power set can be for being arranged on the electromotor at cotton picking case 2 tops, picking roll passes through belt, belt pulley is connected with the power take-off power of electromotor, ordering about by above-mentioned power syndeton the structure that a pair of picking roll 9 rotates in opposite directions is prior art, for example adopt on two picking rolls 9 pitch wheel is set, by driving wherein picking roll 9, can realize that this rotates in opposite directions to picking roll, also can adopt other structures of the prior art to realize.the multiple row cotton picking bar 10 that vertical interval arranges is housed on each picking roll 9, multiple row cotton picking bar 10 is periphery along picking roll 9 circumference, be provided with four row cotton picking bars 10 in the present embodiment, each row cotton picking bar 10 axially arranges along picking roll 9, being about to section's section that columniform picking roll 9 is positioned at the cotton picking case, to mill into the cross section be tetragonal cylinder, every row cotton picking bar 10 is connected on the flat surface of cylinder by bolt and pressing plate, each row cotton picking bar 10 is comprised of the cotton picking rubber slab that many intervals arrange, the cotton picking bar 10 of each row can adopt independent cotton picking rubber slab to be pressed against the structure of picking roll 9 by pressing plate, also can adopt the structure in figure, one rubber rectangular interval is arranged groove, thereby form the cotton picking rubber slab at interval, be provided with corresponding cotton pickin mouth 4 in cotton picking case 2 and arrange and supply to adopt the fence 3 that the face rubber slab stretches out, the setting of staggering of two corresponding cotton picking bars on the every pair of picking roll 9, be two corresponding cotton picking bars 10 on every pair of picking roll 9 certain angles that stagger.When the power drive of power set was rotated in opposite directions, the face of the adopting rubber slab of the angle that staggers stretched out that fence 3 is clamped cotton or the cotton picking case 2 of dragging on when every pair of picking roll 9, and the effect of fence 3 is to prevent that whole cotton branch from entering cotton picking case 2.
as shown in Figure 1 and Figure 4, the cotton knot screen comprises the removal of impurities cylinder 11 that is connected on frame 1, the top of removal of impurities cylinder 11 is provided with cotton and sends pipe 5 charging apertures that are connected, be rotatably connected to the impurity roll 13 and the secondary impurity roll 14 that are driven switched in opposite by power set in removal of impurities cylinder 11 from top to bottom, be respectively equipped with the removing miscellany screen mesh 15 and the secondary removing miscellany screen mesh 17 that coordinate with impurity roll 13 and secondary impurity roll 14 on removal of impurities cylinder 11, the removal of impurities cylinder is provided with the cotton-feeding pipe 12 of stretching and being connected with blower fan 26, the end of cotton-feeding pipe 12 is communicated with described cotton storage and conveying box 6.
A described impurity roll 13 comprises roll body 131, roll body 131 pressed on rings are furnished with along the spiral-distributed a plurality of removal of impurities posts 132 of roll body, a removing miscellany screen mesh 15 is for being latticed screen cloth, the effect of removal of impurities post 132 is to break up send the pipe 5 agglomerating cottons that send by cotton, and wherein soil block and other impurity are removed.secondary impurity roll 14 comprises impurity roll body 141, impurity roll body 141 is provided with a plurality of removal of impurities dishes 142 that axially spaced-apart arranges, the external peripheral surface of removal of impurities dish 142 is provided with incline direction and turns to consistent a plurality of removal of impurities teeth 143 with secondary impurity roll 14, secondary removing miscellany screen mesh 17 axially arranges and the screen cloth of long mouthful of a plurality of removal of impurities of being intervally arranged for being provided with along secondary impurity roll 14, when secondary impurity roll 14 rotates, removal of impurities tooth 143 can catch on cotton rotates cotton thereupon, can remove the broken leaf and the cotton branch that are mingled with in cotton, broken leaf and cotton branch are grown mouth by removal of impurities and are thrown away, frame 1 is provided with the impurity that is obliquely installed and connects dish, impurity can be tilted send, prevent that impurity from sneaking into cotton.
the cotton knot screen also comprises and is connected to frame 1 below and drive is rotated by power set, turn to the cleaning roller 18 with secondary impurity roll 14 switched in opposite, be connected with the cleaning hairbrush 19 that multiple tracks axially arranges along cleaning roller 18 on cleaning roller 18, multiple tracks cleaning hairbrush 19 is periphery along cleaning roller 18 external peripheral surface intervals and the surface applying of overhanging end and secondary impurity roll 14, the cotton end that advances of cotton-feeding pipe 12 arranges near cleaning roller 18, the effect of cleaning roller 18 is that the cotton that removal of impurities tooth 143 catches on is cleared up, and get rid of near the cotton end of advancing of cotton-feeding pipe 12 with the rotation cotton of cleaning roller 18, by above-mentioned blower fan, cotton is delivered in cotton-feeding pipe.
As Fig. 1 and shown in Figure 5, state the branch device and comprise the feeder pillar 23 that is connected to cotton picking case front portion, be rotatably connected in feeder pillar 23 freely rotate advance an axle 21, advancing an axle 21 is provided with the multiple tracks that is periphery and advances a hook 22, described cotton is sent and is communicated with cotton picking case 2 after feeder pillar 23 is passed in pipe 5 lower end, and this cotton picker is when moving, and cotton picker advances thereupon, advance a hook 22 and freely rotate with advancing an axle 21, thereby cotton branch is sent between two relative cotton picking casees.
As Fig. 1 and shown in Figure 6, cotton send pipe 5 the section's section between feeder pillar be divided into the flat segments 51 that connects the cotton picking case and on stretch vertical section 52, vertically section 52 is provided with and send cotton air channel anti-block apparatus.the described cotton air channel anti-block apparatus that send comprises on the outer wall that is arranged on vertical section 52 and hinged anti-blocking window 24, be provided with elastic connecting device between anti-blocking window 24 and vertical section 52, this elastic connecting device can be for being connected to the back-moving spring 28 between anti-blocking window 24 and vertical section 52 outer walls, also can adopt other structures of the prior art to realize, its objective is anti-blocking window 24 closures, when the cotton of plucking gets lodged in the junction of flat segments 51 and vertical section 52, blower fan continues air-supply, the stressed increase of anti-blocking window 24, can automatically open, thereby the cotton that blocks is disposed in feeder pillar 23, when pressure is removed or is diminished, elastic connecting device can be with anti-blocking window 24 closures, thereby continue to send cotton, feeder pillar 23 is provided with anti-blocking cleaning door 25, can in time clear up by the cotton that advances a hook 22 and hook lower cotton and the discharge of anti-blocking window, greatly reduce cotton and be scattered in phenomenon on soil.
As shown in Figure 1, frame 1 in the present invention can adopt independent frame, also can adopt the structure in figure, be provided with the bracing frame that can slide up and down along frame 1 in frame 1, above-mentioned cotton picking case 2, cotton wind send device, cotton to send pipe 5 and the cotton knot screen all can be connected on bracing frame, and the oil cylinder 29 that can drive the bracing frame lifting is housed on frame, thereby can be when not using, promote this bracing frame, make above-mentioned cotton picker and cotton knot screen away from ground, be convenient to transportation and walking.
In the embodiment that Fig. 1 to Fig. 6 provides, be the specific embodiment of plucking the delegation cotton, pluck simultaneously two row or multirow cotton as need, two groups (every group comprises a pair of) above cotton picking case and corresponding cotton picker can be set get final product.As shown in Figure 7, another kind of specific constructive form of the present invention, two every trade spacings are less when plucking simultaneously, can be with the setting of staggering before and after two adjacent cotton picking casees.
The above is specific constructive form of the present invention, and the present invention is not restricted to the described embodiments, and the art personnel, replaces all in protection scope of the present invention based on equivalent variations and the parts of concrete structure in the present invention.