CN205357178U - Square piece, threshing cylinder and corn threshing equipment of threshing - Google Patents
Square piece, threshing cylinder and corn threshing equipment of threshing Download PDFInfo
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- CN205357178U CN205357178U CN201521139352.1U CN201521139352U CN205357178U CN 205357178 U CN205357178 U CN 205357178U CN 201521139352 U CN201521139352 U CN 201521139352U CN 205357178 U CN205357178 U CN 205357178U
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Abstract
The utility model provides a square piece of threshing, install the threshing cylinder of this square piece of threshing and contain this threshing cylinder's corn threshing equipment. The utility model provides a square piece of threshing is installed on threshing cylinder's in corn threshing equipment the roller body for rub the corn -on -the -cob and thresh, have such characteristic, include: roof, cross section are square, and the top is equipped with an at least recess, it is crossing with the edge of roof to from crossing at the beginning downwards and towards the swash plate of the direction extension of keeping away from the roof, and set up in roof and swash plate both sides to two curb plates that all intersect with roof and swash plate.
Description
Technical field
This utility model is specifically related to a kind of square threshing block, the threshing cylinder being provided with this square threshing block and the corn threshing device comprising this threshing cylinder.
Background technology
Semen Maydis is that one of crops widely are compared in China's distribution, development along with modern agriculture, the cultivated area of Semen Maydis is increasing, in order to corncob is carried out threshing, corncob is carried out threshing rapidly by current commonly used corn threshing device, and such corn threshing device plays more and more important effect in Maize Production.
When using corn threshing device that corncob is carried out threshing, corncob enters from feeding device, then pass through feeding device and be passed in threshing cylinder, by the roller body in threshing cylinder, threshing block cooperates with the notch board three arranged around roller body and corncob is rubbed threshing, and corncob is carried by threshing limit, limit to throwing flesh device, on the one hand niblet quickly can be peeled off corncob, constantly the corncob cellulose having peeled off niblet can be discharged from throwing flesh device on the other hand, all automatically complete from threshing to row's core, substantially increase corn threshing efficiency.
It is trapezoidal trapezoidal threshing block that the threshing block arranged on current threshing cylinder is cross section, the threshing cylinder being provided with trapezoidal threshing block can use speed faster to be departed from from corncob cellulose by niblet, and rapidly corncob cellulose is transported to throwing flesh device, but on corn cob still can the niblet of residual fraction, threshing performance is relatively low.In order to improve the threshing performance of Semen Maydis, usually turn the spacing between the threshing cylinder in corn threshing device and notch board down, although threshing performance obtains and improves, but owing to spacing is turned down, Semen Maydis gait of march on threshing cylinder is slow, and corn threshing speed reduces；And Semen Maydis breakage rate increases, the niblet of disengaging not easily preserves, and the niblet after breakage also increases the probability gone mouldy.These problems increase along with the humidity of Semen Maydis, and more utility model shows.
Utility model content
This utility model carries out to solve the problems referred to above, it is therefore intended that provide a kind of square threshing block, the threshing cylinder being provided with this square threshing block and the corn threshing device comprising this threshing cylinder.
This utility model provides a kind of square threshing block, on the roller body being installed in corn threshing device threshing cylinder, for corncob is rubbed threshing, has the feature that, including: top board, cross section is square, and top is provided with at least one groove；Intersect with the edge of top board, and start the swash plate that downward and away from top board direction extends from intersection；And it is arranged on top board and swash plate both sides and two side plates all intersected with top board and swash plate.
In the square threshing block that this utility model provides, it is also possible to have a feature in that wherein, top board is additionally provided with the installing hole for being arranged on the surface of threshing cylinder by square threshing block.Groove is plural number bar, and at least one groove is arranged on the side of installing hole, and at least two grooves are arranged on the opposite side of installing hole, and at least one groove is arranged near installing hole.The length direction of groove is corresponding with the bearing of trend of the helix preset on roller body surface.
In the square threshing block that this utility model provides, it is also possible to having a feature in that wherein, the groove length being arranged on installing hole both sides is equal, is arranged on the groove length near installing hole and is shorter than the groove length being arranged on installing hole both sides.
In the square threshing block that this utility model provides, can also have a feature in that wherein, the bottom side of top board is provided with the fin downwardly extended, and square threshing block is engaged in the mounting seat being positioned at roller body surface by fin and side plate, and installing hole is corresponding with the through hole in mounting seat.
In the square threshing block that this utility model provides, it is also possible to having a feature in that wherein, square length-width ratio is at 1:1～3:1, it is preferable that ratio is 5:2.
In the square threshing block that this utility model provides, it is also possible to having a feature in that wherein, the angle between length direction and the side plate of groove is within the scope of 25 °～30 °.
In the square threshing block that this utility model provides, it is also possible to having a feature in that wherein, the angle between length direction and the side plate of groove is 28.4 °.
In the square threshing block that this utility model provides, it is also possible to having a feature in that wherein, often the spacing between adjacent two grooves is within the scope of 20～28mm.
Additionally provide in a kind of threshing cylinder at this utility model, be arranged in corn threshing device, between feeding device and throwing flesh device, for corncob is carried out threshing, have the feature that, including: roller body；And it is arranged on a plurality of threshing blocks on roller body surface, wherein, comprising cross section in a plurality of threshing blocks is square multiple square threshing block, and square threshing block is the square threshing block of above-mentioned any one.
This utility model additionally provides a kind of corn threshing device, obtains niblet for corncob is carried out threshing, has the feature that, including: frame；Feeding device, is fixed in frame, is used for putting into corncob；Sheller unit, is fixed in frame and front end connects with feeding device, and sheller unit contains threshing cylinder, for corncob is carried out threshing；And throw flesh device, it is fixed in frame and connects with the rear end of sheller unit, for the corncob cellulose having taken off grain is dished out.Wherein, threshing cylinder is above-mentioned threshing cylinder.
The effect of utility model and effect
Square threshing block involved by this utility model, threshing cylinder and corn threshing device, because square threshing block cross-sectional area is square, contact area is more than trapezoidal threshing block, add the frictional force of threshing block and corncob, it is favorably improved the threshing performance of corncob, and kind that square threshing block is suitable for corncob than existing trapezoidal threshing block is more, the wet corn rod that especially suitable humidity is bigger, it is possible to significantly improve the threshing performance of wet corn rod.Square threshing block can be suitable in the process of threshing the corncob cellulose that slows down be transported to the speed throwing flesh device, and increase threshing speed, improve the threshing performance of Semen Maydis, reduce subsequent step, reduce waste.
Accompanying drawing explanation
Fig. 1 is the structural representation of corn threshing device in embodiment of the present utility model；
Fig. 2 is the part-structure schematic diagram of corn threshing device in embodiment of the present utility model；
Fig. 3 is the structural representation of sheller unit in embodiment of the present utility model；
Fig. 4 is the structural representation of threshing cylinder in embodiment of the present utility model；
Fig. 5 is the surface development of threshing cylinder in embodiment of the present utility model；
Fig. 6 is the structural representation of mounting seat in embodiment of the present utility model；
Fig. 7 is the top view of trapezoidal threshing block in embodiment of the present utility model；And
Fig. 8 (a) is the axonometric chart of the square threshing block of Spiral distribution in embodiment of the present utility model；B () is the top view of the square threshing block of Spiral distribution in embodiment of the present utility model；C () is the bottom schematic view of the square threshing block of Spiral distribution in embodiment of the present utility model.
Detailed description of the invention
For the technological means making this utility model realize, creation characteristic, reaching purpose and effect and be easy to understand, this utility model threshing cylinder and corn threshing device are specifically addressed by following example in conjunction with accompanying drawing.
Fig. 1 is the structural representation of corn threshing device in embodiment of the present utility model.
As it is shown in figure 1, in the present embodiment, corn threshing device 100 is for carrying out threshing to corncob thus obtaining the niblet that cleannes are higher.Corn threshing device 100 comprises: frame 10, feeding device 20, sheller unit 30, actuating device 40, light-duty impurity are removed device 50, sorting screen device 60, guard plate apparatus 70, thrown flesh device 80 and second-time recycling device 90.
Being mounted with actuating device 40 in the end side of frame 10, from the direction shown in Fig. 1, actuating device 40 is located at the left side of frame 10；Throwing flesh device 80 and second-time recycling device 90 are located at the right side of frame 10；Feeding device 20, sheller unit 30 and guard plate apparatus 70 are located at the top of frame 10；Light-duty impurity removes device 50, sorting screen device 60 is located at frame 10 bottom.
The funnel-form that feeding device 20 is big up and small down, the outlet of feeding device 20 is corresponding with the entrance of sheller unit 30, for providing corncob to sheller unit 30.
Fig. 2 is the part-structure schematic diagram of corn threshing device in embodiment of the present utility model.
As illustrated in fig. 1 and 2, sheller unit 30 is fixed in frame 10, for corncob is carried out threshing.
Fig. 3 is the structural representation of sheller unit in embodiment of the present utility model.
As it is shown on figure 3, sheller unit 30 comprises: threshing cylinder 31 and notch board 32.The entrance of sheller unit 30 is arranged on the lower section of the outlet of feeding device 20.
As shown in Figures 2 and 3, threshing cylinder 31 is fixed in frame 10, has rotating shaft.Notch board 32 is arranged in frame 10 around threshing cylinder 31, coordinates accommodation threshing cylinder 31 with frame 10.
Fig. 4 is the structural representation of threshing cylinder in embodiment of the present utility model.
As shown in Figure 4, threshing cylinder 31 includes: roller body 311, multiple mounting seat (not shown), multiple trapezoidal threshing block 312, multiple Spiral distribution square threshing block 313 and multiple additional square threshing block 314.
Fig. 5 is the surface development of threshing cylinder in embodiment of the present utility model.
As it is shown in figure 5, in the present embodiment, the column length of roller body 311 is 2323mm, circumference circle 1115mm.Roller body 311 is provided with 4 threaded line, sequentially as the first helix L1, the second helix L2, the 3rd helix L3 and the 4th helix L4.Every helix is all by the first half bar helix of the close feeding device shown in AB section in figure and constitute near the later half bar helix throwing flesh device shown in BC section in figure.First half bar helix AB is when the length of axle body distribution is 1414mm, and effect is optimum.
Fig. 6 is the structural representation of mounting seat in embodiment of the present utility model.
As shown in Figure 6, mounting seat 315 is fixed on the surface of roller body 311, is used for installing threshing block.Mounting seat 315 is provided through hole 3151.
Fig. 7 is the top view of trapezoidal threshing block 312 in embodiment of the present utility model.
As it is shown in fig. 7, the cross section of trapezoidal threshing block 312 is right-angled trapezium, the sharp angle of right-angled trapezium is 62o.Right-angled trapezium length of going to the bottom is 120mm, and upper base length is 64mm, and high length is 109mm.Trapezoidal threshing block 312 can strengthen the transporting velocity of corncob, but Threshing is not good.
Trapezoidal threshing block 312 comprises installing hole 3121 and three grooves 3122～3124.
Installing hole 3121 is arranged on the top of trapezoidal threshing block 312, for trapezoidal threshing block 312 is arranged on threshing cylinder 31 surface.The distance of the center of circle of installing hole 3121 and trapezoidal right-angle side is 50.5mm.
A plurality of groove 3121～3124 is all disposed within trapezoidal threshing block 312 top, is used for rubbing threshing.Article one, groove 3122 is arranged on the side of installing hole 3121, and a groove 3123 is arranged on the opposite side of installing hole, and a groove 3124 is arranged near installing hole 3121, and groove 3122 is equal with groove 3123 length, and groove 3124 is shorter in length than groove 3122.Often the spacing between adjacent two grooves is 24mm.Reeded length direction all corresponding with the bearing of trend of helix, angle between reeded length direction and side plate be all 28.4 °.
Fig. 8 (a) is the axonometric chart of the square threshing block of Spiral distribution in embodiment of the present utility model；B () is the top view of the square threshing block of Spiral distribution in embodiment of the present utility model.
As shown in Figure 8, the square threshing block 313 of Spiral distribution is the square threshing block being arranged on helix, additional square threshing block 314 be near the square threshing block 313 of Spiral distribution being axially disposed within later half bar helix along roller body 311, and is located close to the square threshing block of the side of throwing flesh device 80.Square threshing block can improve threshing speed and the percentage of thresh of corncob.Spiral distribution square threshing block 313 and additional square threshing block 314 structure, shape and all be the same size, the position being only provided in threshing cylinder 31 is different.
Hereafter for the square threshing block 313 of Spiral distribution, it is illustrated.
The cross section of Spiral distribution square threshing block 313 is square, square length and width respectively 120mm, 109mm.Spiral distribution square threshing block 313 comprises: top board 3131, installing hole 3132, a plurality of groove 3133～3135, swash plate 3136 and two side plates 3137.
Being shaped as of the cross section of top board 3131 is square, square length and width respectively 120mm, 48mm, and namely length-width ratio is 5:2.
Installing hole 3132 is arranged on top board 3131 top, for square for Spiral distribution threshing block 313 is arranged on threshing cylinder 31 surface.Installing hole 3132 is corresponding with the through hole 3151 in mounting seat 315.The center of circle of installing hole 3132 is 50.5mm to the distance of square minor face.
A plurality of groove 3133～3135 is arranged on the top of top board 3131, is used for rubbing threshing.Article two, groove 3133 is arranged on the side of installing hole 3132, and a groove 3134 is arranged on the opposite side of installing hole 3132, and a groove 3135 is arranged near installing hole 3131, and groove 3133 is equal with groove 3134 length, and groove 3135 is shorter in length than groove 3133.Often the spacing between adjacent two grooves is 24mm.Reeded length direction all corresponding with the bearing of trend of helix, angle between reeded length direction and side plate be all 28.4 °.
Swash plate 3136 intersects with the edge of top board 3131, and starts the direction downwards and away from top board from intersection and extend.Side plate 3137 is arranged on top board 3131 and the both sides of swash plate 3136, and all intersects with top board 3135 and swash plate 3136.
Fin 3138 is arranged on the bottom side of top board 3131, downwardly extends from the bottom side of top board 3131.Square threshing block 313 is positioned in mounting seat 315 by fin 3138 is engaged with side plate 3137.
As it is shown in figure 5, the arrangement mode of threshing block has two kinds in the present embodiment, respectively first order mode and second order mode.First helix L1 and the three helix L3 adopts first order mode, and the second helix L2 and the four helix L4 adopts second order mode.
First order mode is: on first half bar helix, and 3 square threshing blocks 313 and 3 trapezoidal threshing blocks 312 are arranged by predetermined alternately rule；On later half bar helix, it is provided with 4 trapezoidal threshing blocks 312.
Second order mode is: on first half bar helix, is provided with 7 trapezoidal threshing blocks 312；On later half bar helix, 2 Spiral distribution square threshing blocks 313 and 2 trapezoidal threshing blocks 312 are arranged alternately at regular intervals, and every 2 additional square threshing blocks 314 are axially arranged near 1 square threshing block 313 of spiral.
Threshing block adjacent on first half bar helix in the present embodiment spacing vertically is 202mm.The square threshing block 313 of two Spiral distributions adjacent on later half bar helix spacing vertically is 404mm.
In first order mode, predetermined alternately rule is square threshing block 313 and trapezoidal threshing block 312 is arranged alternately at regular intervals.
As shown in Figures 2 and 3, notch board 32 is arranged around threshing cylinder 31.Notch board 32 matches with threshing cylinder 31 and is peeled off by the niblet on corncob.
Actuating device 40 is connected with the rotating shaft of threshing cylinder 31, is used for driving sheller unit 30 to rotate.
Containing impurity and niblet in threshing object, general impurity is Stigma Maydis, leaves, broken flesh and sandstone etc..
As it is shown in figure 1, light-duty impurity removes device 50 for removing the impurity of threshing object after threshing.
Sorting screen device 60 is located at light-duty impurity and removes the lower section of device 50.The sieve plate 62 of sorting screen device 60 is lifted in frame 10 by support 61 obliquely, and sieve plate 62 frame 10 can do periodic reverse motion relatively, and from the direction shown in Fig. 1, sieve plate 62 can swing along the fuselage direction of frame 10.The non-light-duty impurity that light-duty impurity is removed in the niblet that device 50 flows out can be screened by the sorting screen device 60 of vibration, thus filtering out the niblet that cleannes are high.In the present embodiment, sieve plate 62 being obliquely installed from high to low from left side to right side, angle of inclination is 2 °.
Guard plate apparatus 70 is located at the top of frame 10, for preventing the excellent core taken off by sheller unit 30 or niblet from sputtering.
Throw flesh device 80 corresponding with sheller unit 30, for being dished out by isolated rod core.
The flow process of the corn threshing device 100 of the present embodiment is as follows:
Corncob is placed into the opening of feeding device 20, feeding device 20 be delivered in sheller unit 30 by corncob.
Then, the threshing cylinder 31 in sheller unit 30 and the threshing block on threshing cylinder cooperate with the notch board 32 around threshing cylinder and the niblet on corncob are rubbed peeling.
Then, threshing object falls under gravity into light-duty impurity and removes device 50, light-duty impurity remove device 50 and the impurity in threshing object after threshing is purged.
Then, impurity removing falls on sieve plate 62, and the non-light-duty impurity in impurity removing is passed through to screen out by the sieve plate 62 of vibration, while being delivered in the discharging opening of corn threshing device 100 by niblet remaining in impurity removing.
It addition, while corncob is undertaken rubbing threshing by sheller unit 30, isolated rod core is transported to throwing flesh device 80, throws flesh device 80 and is dished out by rod core.
The effect of embodiment and effect
Threshing cylinder involved by the present embodiment and corn threshing device, because being provided with square threshing block, contact area is more than trapezoidal threshing block, add the frictional force of threshing block and corncob, it is favorably improved the threshing performance of corncob, and kind that square threshing block is suitable for corncob than existing trapezoidal threshing block is more, is also beneficial to the threshing performance improving corncob.
Meanwhile, square threshing block and trapezoidal threshing block are arranged by this particular arrangement mode of the present embodiment, and the threshing cylinder of the present embodiment and corn threshing device are possible not only to improve the threshing performance of corncob in use, and can reduce the breakage rate of niblet.Such as, processing water content when being corncob when 38%, the threshing performance of corncob is 97～99%, and niblet breakage rate is 3%～5% (be better than the spacing turning down between threshing cylinder and notch board, the threshing performance of corncob is 95～97%, and niblet breakage rate is 7%～12%).
Embodiment of above is a preferred case of the present utility model, is not limited to protection domain of the present utility model.
In above-described embodiment, on square threshing block, the side of installing hole 3132 is provided with two grooves, and opposite side is provided with a groove, is additionally provided with a short groove near installing hole 3132.As square threshing block of the present utility model, needs according to practical situation, the groove more than two can also be provided with in the side of installing hole 3132, opposite side is provided with the groove of more than two, and it is also provided with a plurality of short groove near installing hole 3132, as long as being capable of effective kneading action.
In above-described embodiment, on square threshing block, the length being arranged on the groove of installing hole both sides is equal.As square threshing block of the present utility model, the needs according to practical situation, the groove length being arranged on installing hole both sides can also be unequal.
In above-described embodiment, on square threshing block, the length-width ratio of the square cross section of top board 3131 is 5:2.As square threshing block of the present utility model, the needs according to practical situation, the length-width ratio that top board 3131 is square can be the arbitrary value within the scope of 1:1～3:1.
In above-described embodiment, on square threshing block, angle between reeded length direction and side plate be all 28.4 °.As square threshing block of the present utility model, the needs according to practical situation, angle angle between reeded length direction and side plate can be the arbitrary value within the scope of 25 °～30 °.
In above-described embodiment, on square threshing block, often the spacing between adjacent two grooves is 24mm.As square threshing block of the present utility model, the needs according to practical situation, often the spacing between adjacent two grooves can at the arbitrary value within the scope of 20～28mm.
Additionally, in the above-described embodiments, roller body was both provided with multiple square threshing block, by being provided with multiple trapezoidal threshing block.Needs in this utility model, according to practical situation, it is also possible to be provided only with square threshing block.
It addition, in the above-described embodiments, the cross section of trapezoidal threshing block is sharp angle is the right-angled trapezium of 62 °, and this angle effect is best.As trapezoidal threshing block of the present utility model, the sharp angle of the cross section of its right-angled trapezium shape can be the arbitrary value within the scope of 57 °～67 °.
Additionally, in the first order mode of above-described embodiment, predetermined alternately rule is square threshing block and trapezoidal threshing block is arranged alternately one by one.In first order mode of the present utility model, predetermined alternately rule can also be: every N1 square threshing block replaces N2 trapezoidal threshing block and arrange, and here, N1 and N2 is random natural number, for instance, N1 is 2, N2 is 1, as long as disclosure satisfy that threshing requirement.
Additionally, in the second order mode of above-described embodiment, first half bar helix is only provided with trapezoidal threshing block.On the first half bar helix of second order mode of the present utility model, it is possible to be provided with square threshing block.Square threshing block and trapezoidal threshing block can replace what rule be arranged alternately one by one by predetermined.According to this rule, can again the threshing performance of corncob be improved, for instance when process water content is corncob when 38%, the threshing performance of corncob is 98～99.5%, and niblet breakage rate is 3%～5%.
And, in second order mode of the present utility model, predetermined alternately rule can also be: every N1 square threshing block replaces N2 trapezoidal threshing block and arrange, and here, N1 and N2 is random natural number, for instance, N1 is 2, N2 is 1, as long as disclosure satisfy that threshing requirement.
Additionally, in the second order mode of above-described embodiment, on later half bar helix, every 2 additional square threshing blocks are axially arranged near 1 square threshing block of spiral.According to the needs of practical situation, at least one or more additional square threshing block can be provided with near one or more spirals square threshing block.
In addition, in the second order mode of above-described embodiment, on later half bar helix, 2 Spiral distribution square threshing blocks 313 and 2 trapezoidal threshing blocks 312 are arranged alternately at regular intervals, and every 2 additional square threshing blocks are axially arranged near 1 square threshing block of spiral.According to the needs of practical situation, additional square threshing block can be not provided with.
Additionally, in the first order mode and second order mode of above-described embodiment, first half bar helix and on later half bar helix the arranged distribution of square threshing block and trapezoidal threshing block all different, it is possible to unified every helix as required.
It addition, in the above-described embodiments, being provided with 2 kinds of arrangement modes, for adjusting the speed of corn threshing, can be provided with one or more arrangement modes, while ensureing Threshing, the needs adjustment according to practical situation is arranged.
Additionally, in the above-described embodiments, it is provided with 4 helixes, according to the needs of practical situation, two or more helix can be set.As long as the setting of helix disclosure satisfy that threshing requires.
Additionally, in the above-described embodiments, owing to first half bar helix is when the length of axle body distribution is 1414mm so that corncob is at threshing cylinder with under the cooperation of notch board, and Threshing is better.In this utility model, first half bar helix is can also be other size in 1200mm to 1600mm in the length of axle body distribution.
Additionally, in the above-described embodiments, threshing block adjacent on first half bar helix spacing vertically is 202mm so that corncob is at threshing block with under the cooperation of notch board, and Threshing is better.In this utility model, the length of threshing block adjacent on first half bar helix spacing vertically is can also be other size in 190mm to 220mm.
Claims (10)
1. a square threshing block, on the roller body being installed in corn threshing device threshing cylinder, for corncob is rubbed threshing, it is characterised in that have:
Top board, cross section is square, and top is provided with at least one groove；
Intersect with the edge of described top board, and start the swash plate that downward and away from described top board direction extends from intersection；And
It is arranged on described top board and described swash plate both sides and two side plates all intersected with described top board and described swash plate.
2. square threshing block according to claim 1, it is characterised in that:
Wherein, described top board is additionally provided with for described square threshing block is arranged on the installing hole on the surface of described threshing cylinder,
Described groove is plural number bar, and groove described at least one is arranged on the side of described installing hole, and at least two described grooves are arranged on the opposite side of described installing hole, and groove described at least one is arranged near described installing hole,
The length direction of described groove is corresponding with the bearing of trend of the helix preset on described roller body surface.
3. square threshing block according to claim 2, it is characterised in that:
Wherein, the described groove length being arranged on described installing hole both sides is equal, is arranged on the described groove length near described installing hole and is shorter than the described groove length being arranged on described installing hole both sides.
4. square threshing block according to claim 3, it is characterised in that:
Wherein, the bottom side of described top board is provided with the fin downwardly extended,
Described square threshing block is engaged in the mounting seat being positioned at described roller body surface by described fin and described side plate,
Described installing hole is corresponding with the through hole in described mounting seat.
5. square threshing block according to claim 1, it is characterised in that:
Wherein, described square length-width ratio is within the scope of 1:1～3:1.
6. square threshing block according to claim 5, it is characterised in that:
Wherein, described square length-width ratio is 5:2.
7. square threshing block according to claim 1, it is characterised in that:
Wherein, the angle between length direction and the described side plate of described groove is within the scope of 25 °～30 °.
8. square threshing block according to claim 1, it is characterised in that:
Wherein, often spacing between adjacent two described grooves within the scope of 20～28mm.
9. a threshing cylinder, is arranged in corn threshing device, between feeding device and throwing flesh device, for corncob is carried out threshing, it is characterised in that including:
Roller body；And
It is arranged on a plurality of threshing blocks on described roller body surface,
Wherein, comprising cross section in described a plurality of threshing blocks is square multiple square threshing block,
Described square threshing block is the square threshing block in claim 1～8 described in any one.
10. a corn threshing device, it is characterised in that including:
Frame；
Feeding device, is fixed in described frame, is used for allowing corncob enter and corncob is carried；
Sheller unit, is fixed in described frame and front end connects with described feeding device, and described sheller unit contains threshing cylinder, carries out threshing for the corncob that conveying is come；And
Throw flesh device, be fixed in described frame and connect with the rear end of described sheller unit, for the corncob cellulose having taken off grain is dished out,
Wherein, described threshing cylinder is the threshing cylinder described in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521139352.1U CN205357178U (en) | 2015-12-31 | 2015-12-31 | Square piece, threshing cylinder and corn threshing equipment of threshing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521139352.1U CN205357178U (en) | 2015-12-31 | 2015-12-31 | Square piece, threshing cylinder and corn threshing equipment of threshing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205357178U true CN205357178U (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521139352.1U Active CN205357178U (en) | 2015-12-31 | 2015-12-31 | Square piece, threshing cylinder and corn threshing equipment of threshing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205357178U (en) |
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2015
- 2015-12-31 CN CN201521139352.1U patent/CN205357178U/en active Active
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