CN202197560U

CN202197560U - Straw harvesting grinder

Info

Publication number: CN202197560U
Application number: CN2011203037870U
Authority: CN
Inventors: 徐玉森; 徐名齐; 沈铁宏
Original assignee: WEIFANG TIANYU MACHINERY CO Ltd
Current assignee: WEIFANG TIANYU MACHINERY CO Ltd
Priority date: 2011-08-19
Filing date: 2011-08-19
Publication date: 2012-04-25
Anticipated expiration: 2021-08-19

Abstract

The utility model discloses a straw harvesting grinder. The grinder comprises a support frame, a driving shaft and a driven shaft, wherein the driving shaft and the driven shaft are installed on the support frame; draw bars are installed on the support frame; the driving shaft can be power-driven by a power locomotive; the driving shaft is in drive connection with the driven shaft; a main gearbox is installed at the front end of the support frame; two front output shafts are installed on the upper part of the main gearbox; a spiral rotary drum is installed on the left front output shaft through power; a hollow shaft is sleeved on the rear part of the right front output shaft; a lower rubbing drum is installed on the hollow shaft; a straw channel is arranged between the spiral rotary drum and the lower rubbing drum; a front poking roller is also connected with the front part of the right front output shaft through power; a lower output shaft is also installed in the main gearbox; a disc-shaped cutting-off and chopping cutter assembly is installed on the lower output shaft; a delivery channel is arranged at the bottom of the support frame; and a material flinging fan connected with the driven shaft is installed at the rear part of the support frame. The grinder can be used for cutting the straws into segments in uniform size, has good cutting-off and chopping effects and can be used for collecting the chopped segmentary straws serving as silages.

Description

A kind of straw harvesting cracker

Technical field

The utility model relates to a kind of straw harvesting cracker that agricultural crop straws such as corn are gathered in.

Background technology

Behind the harvest corn, its stalk adopts manual harvesting or machine cuts to pulverize dual mode more at present and clears up.Hand cut is about to the maize straw manual work and from soil, digs, and then it is processed is greenfeed, and this mode wastes time and energy, and efficiency is low.In the patent No. is 200810055073.5 Chinese utility model patent, put down in writing a kind of saw-blade type field straw returning machine, it comprises straw millstone, stalk tilting device and actuating unit, drives through tractor; By the actuating unit transferring power, straw millstone comprises saw blade axis and thorn axle, and the multi-disc saw blade is housed on the saw blade axis; Many rows, many root thorns nail are housed on the thorn axle, stalk are cut off chopping, adopt this structure that stalk is cut off and pulverize that needing topple down stalk earlier puts down through be provided with alternate of caltrop with saw blade; During like blue or green stalk; Blue or green stalk stirs easily between caltrop and saw blade, and the chopping effect is bad, and the stalk after a large amount of chopping can only be reduced in the soil; Because this blue or green stalk is a greenfeed preferably, thereby causes waste.

The utility model content

The straw harvesting cracker of the straw collecting that the technical problem that the utility model will solve provides a kind of cut-out, chopping is effective and can will shred get well.

For solving the problems of the technologies described above; The straw harvesting cracker that is provided comprises bracing frame and the driving shaft, the driven shaft that are installed on the bracing frame and are horizontally arranged at interval; The draw bar that can be connected with power vehicle is housed on the bracing frame, and driving shaft can be by the power vehicle power drive, and driving shaft and driven shaft are in transmission connection; Its design feature is: the front end of bracing frame is equipped with main-gear box; Two front output shafts that main-gear box top is equipped with the parallel interval setting and is connected with driven shaft power respectively, two front output shafts vertically are provided with, and wherein power is equipped with helix drum on the front output shaft in left side; The rear sleeve of right side front output shaft is equipped with the hollow shaft that is connected with driven shaft power; Be equipped with on the hollow shaft with the helix drum corresponding matching with the following stranding tube of stalk to back lower place rubbing, helix drum with rub with the hands down tin between be the stalk passage, the front portion of said right side front output shaft is gone back power and is connected with and can stalk be dialled preceding group of roller to the stalk passage; The vertical following output shaft of stretching and being connected with driven shaft power down also is housed in the main-gear box; Be equipped with on the following output shaft and be horizontally disposed with and the discoid cut-out shredder bar assembly corresponding with the stalk passage, the bottom of bracing frame is provided with and is positioned at the defeated material passage that cuts off shredder bar assembly below, the rear portion of bracing frame be equipped with defeated expect passage corresponding be provided with and be connected with driven shaft power get rid of the material blower fan.

After adopting said structure, this harvesting cracker of power vehicle traction advances, and through preceding group of roller stalk is dialled to the stalk passage; Cut off the stalk cut-out that the shredder bar assembly will be dialled earlier; Helix drum rotates with rubbing down the tube subtend with the hands, the stalk after cutting off is pressed to from the stalk passage cut off the shredder bar assembly, cuts off the shredder bar assembly again with the stalk shape of cutting into chunks; Get rid of the material blower fan from the entering of defeated material passage, the section shape straw collecting that uses cloth bag or other devices will get rid of the outlet of material blower fan certainly gets final product.Because discoid cut-out shredder bar assembly is horizontally disposed with, thereby vertical stalk can be cut off easily, stalk cut off the back helix drum with rub with the hands under the active force of tube down, can be cut off the shredder bar assembly shape of cutting into chunks.In sum, the utility model can be cut into stalk the section shape of even size, and it is effective to cut off chopping, and the section shape straw collecting after will shredding has utilized the value of stalk fully as greenfeed.

Said cut-out shredder bar assembly comprises discoid cutterhead; The cutoff tool that cutting edge stretches out the cutterhead circumferential surface and is periphery and is provided with is housed on the cutterhead; The cutting edge of cutoff tool radially is provided with along cutterhead, the slide material deep gouge that also is periphery on the cutterhead and is provided with at interval, and the material deep gouge that slips radially is provided with and its external port is positioned at the outer circumference surface of cutterhead along cutterhead; The shredder bar that is positioned at slide material deep gouge sidepiece also is housed on the cutterhead, and the cutting edge of shredder bar radially is provided with along cutterhead.

Said shredder bar tilts to be installed on the cutterhead, and the cutting edge of shredder bar is positioned at the top of slide material deep gouge.

One sidepiece of each slide material deep gouge is provided with the inclined plane, and the incline direction on inclined plane is vertical with the length direction of slide material deep gouge, and the length direction on inclined plane is consistent with the radial direction of cutterhead, and said shredder bar is connected on the inclined plane through bolt.

The other side of said slide material deep gouge be provided with stretch to slip the material deep gouge and with the boss of the corresponding setting of shredder bar cutting edge.

Dial roller before said and comprise the cylinder that is packed in front output shaft front portion, right side, be equipped with on the cylinder from the spiral plectrum that goes to back pitch to increase gradually.

Said helix drum comprises the outer cylinder body that is installed on the front output shaft of left side, and the spiral plate of uniform pitch is housed on the outer cylinder body, and the said tube of rubbing with the hands down comprises the cylindrical shell that is installed on the hollow shaft, is equipped with on the cylindrical shell along the polylith tooth bar of drum shaft to setting and spaced and parallel.

The front end of said driven shaft stretches in the main-gear box and on the dip section and after oneself drive bevel gear and driving gear is housed successively forward; Dress laterally arranges in the said main-gear box transmission I axle, transmission II axle, transmission III axle and transmission IV axle; First travelling gear with the driving gear engagement is equipped with at the rear portion of transmission II axle; Second travelling gear with the engagement of first travelling gear is housed on the transmission I axle; First driven gear with the engagement of second travelling gear is housed on the front output shaft of said left side; The rear portion of transmission III axle is equipped with the 3rd travelling gear, the front portion of driving gear engagement the 4th travelling gear is housed, and the 5th travelling gear that meshes with the 4th travelling gear is housed on the transmission IV axle, and second driven gear with the engagement of the 5th travelling gear is equipped with at the rear portion of said right side front output shaft; The 3rd travelling gear that meshes with the 4th travelling gear is housed on the hollow shaft, and the driven wheel of differential with the drive bevel gear engagement is equipped with at the said top of output shaft down.

Description of drawings

Below in conjunction with accompanying drawing the utility model is further described:

Fig. 1 is the structural representation of the utility model;

Fig. 2 be among Fig. 1 A to structural representation;

Fig. 3 is for cutting off the structural representation of shredder bar assembly;

Fig. 4 is the cutaway view along B-B line among Fig. 3;

Fig. 5 is that C among Fig. 3 is to sketch map;

Fig. 6 is that D among Fig. 3 is to sketch map.

Embodiment

Straw harvesting cracker as depicted in figs. 1 and 2; Being convenient and describing, serve as vertically with the direction of motion of this machine, and it comprises bracing frame 1 and the driving shaft 2, the driven shaft 3 that are installed on the bracing frame 1 and are horizontally arranged at interval; Driving shaft 2, driven shaft 3 all vertically are provided with; The draw bar 5 that can be connected with power vehicle is housed on the bracing frame 1, and driving shaft 2 is connected with transmission case power on the power vehicle 28, and above-mentioned transmission case is connected with driving shaft power through overload protective device 29; This overload protective device 29 is a friction clutch formula overload protection arrangement, and its structure is a prior art.Driving shaft 2 is connected through chain, chain gear transmission with driven shaft 3, and the left side front end of bracing frame 1 is equipped with main-gear box 6, two front output shafts 7 that main-gear box 6 tops are equipped with the parallel interval setting and are connected with driven shaft 3 power respectively; Two front output shafts 7 vertically are provided with, and are convenient and describe, and the left and right sides location expression of two front output shafts 7 is being benchmark among Fig. 1; Wherein power is equipped with helix drum 9 on the front output shaft 7 in left side; Helix drum 9 comprises the outer cylinder body that is installed on the front output shaft 7 of left side, and the spiral plate 21 of uniform pitch is housed on the outer cylinder body, and the rear sleeve of right side front output shaft 7 is equipped with the hollow shaft 15 that is connected with driven shaft 3 power; Be equipped with on the hollow shaft 15 with helix drum 9 corresponding matching with the following stranding tube 10 of stalk to back lower place rubbing; Following stranding tube 10 comprises the cylindrical shell that is installed on the hollow shaft 15, is equipped with on the cylindrical shell along the polylith tooth bar 22 of drum shaft to setting and spaced and parallel, and be stalk passage 11 between helix drum 9 and the following stranding tube 10; The front portion of right side front output shaft 7 is gone back power and is connected with and can stalk be dialled preceding group of roller 12 to stalk passage 11; The preceding roller 12 of dialling comprises the cylinder that is packed in right side front output shaft 7 front portions, is equipped with on the cylinder from the spiral plectrum 30 that goes to back pitch to increase gradually, and the following output shaft 8 of vertically stretching and being connected with driven shaft 3 power down also is housed in the main-gear box 6; Be equipped with on the following output shaft 8 and be horizontally disposed with and the discoid cut-out shredder bar assembly 4 corresponding with stalk passage 11; The bottom of bracing frame 1 is provided with and is positioned at the defeated material passage 13 that cuts off shredder bar assembly 4 belows, and the rear portion of bracing frame 1 is equipped with defeated material passage 13 corresponding getting rid of of being provided with and being connected with driven shaft 3 power and is expected blower fan 14, gets rid of material blower fan 14 and comprises the casing that installs with bracing frame 1; The rotating shaft that is connected with driven shaft 3 power is housed in the casing; Be evenly equipped with in the rotating shaft and get rid of the material blade, the bottom of casing and defeated material passage UNICOM, discharge nozzle 27 is equipped with at the top of casing.

Like Fig. 3, Fig. 4 and shown in Figure 5; Cut off shredder bar assembly 4 and comprise discoid cutterhead 41; Be equipped with on the cutterhead 41 cutting edge stretch out cutterhead 41 circumferential surfaces and be periphery be provided with four cutoff tool 42, the cutting edge of cutoff tool 42 radially is provided with along cutterhead 41, deep gouges 43 are expected in eight slides that are provided with at interval that also are periphery on the cutterhead 41; The material deep gouge 43 that slips radially is provided with and its external port is positioned at the outer circumference surface of cutterhead 41 along cutterhead 41; Also be equipped with on the cutterhead 41 be positioned at slip material deep gouge 43 sidepieces eight shredder bar 44, promptly be provided with two between two cutoff tools 42 and slip and expect deep gouges 43 and two shredder bars 44, the cutting edge of shredder bar 44 radially is provided with along cutterhead 41.Shredder bar 44 tilts to be installed on the cutterhead 41, and the cutting edge of shredder bar 44 is positioned at the top of slide material deep gouge 43.One sidepiece of each slide material deep gouge 43 is provided with inclined plane 45, and the incline direction on inclined plane 45 is vertical with the length direction of slide material deep gouge 43, and the length direction on inclined plane 45 is consistent with the radial direction of cutterhead 41, and above-mentioned shredder bar 44 is connected on the inclined plane 45 through bolt; Slip the other side of material deep gouge 43 be provided with stretch to slip material deep gouge 43 and with the boss 46 of the corresponding setting of shredder bar 44 cutting edges; Like Fig. 5 and shown in Figure 6, material deep gouge 43 is outstanding to be formed or is expected that deep gouge 43 leans out and form to slipping by the knife back of cutoff tool 42 boss 46 to slipping by cutterhead 41.Cutterhead 41 rotates under the drive of following output shaft 8; By preceding group of roller 12 stalk is dialled in stalk passage 11, cutoff tool 42 cuts off stalk, along with helix drum 9 and the rotation in opposite directions of rubbing tube 10 with the hands down; Stalk after cutting off is pressed to cutterhead 41; Shredder bar 44 on the cutterhead 41 of rotation can be with the stalk shape of cutting into chunks successively from bottom to top, and the stalk of section shape can drop down onto and slip in the material deep gouge 43, under action of centrifugal force; Section shape stalk can get rid of to the limit wall of defeated material passage 13, is got rid of material blower fan 14 along the diapire of failing material passage 13 again and sucks and throw away.

As depicted in figs. 1 and 2; The front end of driven shaft 3 stretches in the main-gear box 6 and after oneself drive bevel gear 17 and driving gear 18 is housed successively forward on the dip section; Dress laterally arranges in the main-gear box 6 transmission I axle 23, transmission II axle 24, transmission III axle 25 and transmission IV axle 26; First travelling gear 31 with driving gear 18 engagements is equipped with at the rear portion of transmission II axle 24; Second travelling gear 32 with 31 engagements of first travelling gear is housed on the transmission I axle 23; First driven gear 16 with 32 engagements of second travelling gear is housed on the front output shaft 7 of left side; The rear portion of transmission III axle 25 is equipped with the 3rd travelling gear 33, the front portion of driving gear 18 engagement the 4th travelling gear 34 is housed, and the 5th travelling gear 35 with 34 engagements of the 4th travelling gear is housed on the transmission IV axle 26, and second driven gear 19 with 35 engagements of the 5th travelling gear is equipped with at the rear portion of right side front output shaft 7; The 3rd travelling gear 20 that meshes with the 4th travelling gear 34 is housed on the hollow shaft 15, and the driven wheel of differential 36 with drive bevel gear 17 engagements is equipped with at the top of following output shaft 8.

As depicted in figs. 1 and 2; Only the horizontal side at driving shaft 2 is provided with a driven shaft 3, a main-gear box 6 and helix drum 9, following stranding tube 10, preceding group of roller 12 are set and cut off shredder bar assembly 4; The utility model is by the maize straw of power vehicle traction cutting traction locomotive one side; Also two driven shafts 3 can be set in the both lateral sides of driving shaft 2; Two cover main-gear boxs 6 and helix drum 9, following stranding tube 10, preceding group of roller 12 are set simultaneously and cut off shredder bar assembly 4, can cut chopping the maize straw of power vehicle both sides.

Claims

1. straw harvesting cracker; Comprise bracing frame (1) and be installed in driving shaft (2), the driven shaft (3) that bracing frame (1) is gone up and is horizontally arranged at interval; The draw bar (5) that can be connected with power vehicle is housed on the bracing frame (1); Driving shaft (2) can be by the power vehicle power drive; Driving shaft (2) is in transmission connection with driven shaft (3); It is characterized in that: the front end of bracing frame (1) is equipped with main-gear box (6); Two front output shafts (7) that main-gear box (6) top is equipped with the parallel interval setting and is connected with driven shaft (3) power respectively, two front output shafts (7) vertically are provided with, and wherein the front output shaft (7) in left side is gone up power helix drum (9) is installed; The rear sleeve of right side front output shaft (7) is equipped with the hollow shaft (15) that is connected with driven shaft (3) power; Be equipped with on the hollow shaft (15) with helix drum (9) corresponding matching with following the strandings tube (10) of stalk to back lower place rubbing, helix drum (9) be stalk passage (11) between the stranding tin (10) down, the front portion of said right side front output shaft (7) is gone back power and is connected with and can stalk be dialled the preceding group of roller (12) to stalk passage (11); The vertical following output shaft (8) of stretching and being connected with driven shaft (3) power down also is housed in the main-gear box (6); Be equipped with on the following output shaft (8) and be horizontally disposed with and the discoid cut-out shredder bar assembly (4) corresponding with stalk passage (11), the bottom of bracing frame (1) is provided with and is positioned at the defeated material passage (13) that cuts off shredder bar assembly (4) below, and the rear portion of bracing frame (1) is equipped with corresponding getting rid of of being provided with and being connected with driven shaft (3) power with defeated material passage (13) and is expected blower fan (14).

2. straw harvesting cracker according to claim 1; It is characterized in that: said cut-out shredder bar assembly (4) comprises discoid cutterhead (41); The cutoff tool (42) that cutting edge stretches out cutterhead (41) circumferential surface and is periphery and is provided with is housed on the cutterhead (41); The cutting edge of cutoff tool (42) radially is provided with along cutterhead (41); The slide material deep gouge (43) that also is periphery on the cutterhead (41) and is provided with at interval; The material deep gouge (43) that slips radially is provided with and its external port is positioned at the outer circumference surface of cutterhead (41) along cutterhead (41), also is equipped with on the cutterhead (41) to be positioned to slip the shredder bar (44) of expecting deep gouge (43) sidepiece, and the cutting edge of shredder bar (44) radially is provided with along cutterhead (41).

3. straw harvesting cracker according to claim 2 is characterized in that: said shredder bar (44) tilts to be installed on the cutterhead (41), and the cutting edge of shredder bar (44) is positioned at the top of slide material deep gouge (43).

4. straw harvesting cracker according to claim 3; It is characterized in that: a sidepiece of each slide material deep gouge (43) is provided with inclined plane (45); The incline direction on inclined plane (45) is vertical with the length direction of slide material deep gouge (43); The length direction on inclined plane (45) is consistent with the radial direction of cutterhead (41), and said shredder bar (44) is connected on the inclined plane (45) through bolt.

5. straw harvesting cracker according to claim 4 is characterized in that: the other side of said slide material deep gouge (43) be provided with stretch to slip material deep gouge (43) and with the boss (46) of the corresponding setting of shredder bar (44) cutting edge.

6. according to each described straw harvesting cracker among the claim 1-5, it is characterized in that: dial roller (12) before said and comprise the cylinder that is packed in right side front output shaft (7) front portion, be equipped with on the cylinder from the spiral plectrum (30) that goes to back pitch to increase gradually.

7. straw harvesting cracker according to claim 6; It is characterized in that: said helix drum (9) comprises the outer cylinder body that is installed on the left side front output shaft (7); The spiral plate (21) of uniform pitch is housed on the outer cylinder body; The said tube (10) of rubbing with the hands down comprises the cylindrical shell that is installed on the hollow shaft (15), is equipped with on the cylindrical shell along the polylith tooth bar (22) of drum shaft to setting and spaced and parallel.

8. straw harvesting cracker according to claim 7; It is characterized in that: the front end of said driven shaft (3) stretches in the main-gear box (6) and on the dip section and after oneself drive bevel gear (17) and driving gear (18) is housed successively forward; Dress laterally arranges in the said main-gear box (6) transmission I axle (23), transmission II axle (24), transmission III axle (25) and transmission IV axle (26); First travelling gear (31) with driving gear (18) engagement is equipped with at the rear portion of transmission II axle (24); Second travelling gear (32) with first travelling gear (31) engagement is housed on the transmission I axle (23); First driven gear (16) with second travelling gear (32) engagement is housed on the said left side front output shaft (7); The rear portion of transmission III axle (25) is equipped with the 3rd travelling gear (33), the front portion of driving gear (18) engagement the 4th travelling gear (34) is housed; The 5th travelling gear (35) with the 4th travelling gear (34) engagement is housed on the transmission IV axle (26); Second driven gear (19) with the 5th travelling gear (35) engagement is equipped with at the rear portion of said right side front output shaft (7); The 3rd travelling gear (20) that meshes with the 4th travelling gear (34) is housed on the hollow shaft (15), and the driven wheel of differential (36) with drive bevel gear (17) engagement is equipped with at the said top of output shaft (8) down.