CN212034936U - Wheat straw pulverizer matched with harvester - Google Patents
Wheat straw pulverizer matched with harvester Download PDFInfo
- Publication number
- CN212034936U CN212034936U CN201821490928.2U CN201821490928U CN212034936U CN 212034936 U CN212034936 U CN 212034936U CN 201821490928 U CN201821490928 U CN 201821490928U CN 212034936 U CN212034936 U CN 212034936U
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- CN
- China
- Prior art keywords
- fan
- shaft
- belt pulley
- sword
- harvester
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a wheat straw rubbing crusher with supporting of harvester, relates to wheat harvester and makes technical field, including reducing mechanism, fan, guide housing, transmission, reducing mechanism includes the aircraft bonnet, goes up and moves the sword part, moves the sword part down, and the fan setting is in the rubbing crusher lower part, and the air outlet is towards the guide housing top, and the crushing part has mainly changed into the circular knife slice with former stationary knife and has moved the sword, sets up a circular knife that moves the sword down in the middle of per two moves the sword, and circular knife upper portion is provided with the baffle, goes up and moves epaxial belt pulley of sword and is driven the rotation by the belt pulley on the harvester driving shaft, goes up and moves epaxial belt pulley and drive down and move sword axle and fan rotation respectively, the quantity that moves sword circular knife down is 4-8. The advantages are that: the fan is arranged below, the backward blowing strength of the fan is improved, the multi-blade circular blade of the lower moving blade is matched with the upper moving blade, the chopping effect is improved, the phenomenon that the slag discharge channel is blocked due to the fact that the original fixed blade cuts continuous wheat straws is avoided, and the wheat straws are quickly and efficiently crushed.
Description
Technical Field
The utility model relates to the technical field of wheat harvester manufacturing, in particular to a wheat straw pulverizer matched with a harvester.
Background
At present, the crushing machine for crushing wheat straws on the wheat harvester adopts a group of fixed knives and a group of movable knives, the blades of the fixed knives become blunt and cut the wheat straws continuously after the fixed knives are used for a long time, so that a slag discharge channel is blocked, the fixed knives cannot be reground, and the equipment cannot be used continuously. The utility model provides a novel wheat straw rubbing crusher adopts two sword to add underlying fan, moves the sword and all can change, moves the sword blade faster down, smashes efficiently, effectual.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wheat straw rubbing crusher who forms a complete set with the harvester.
In order to achieve the above object, the utility model provides a following technical scheme:
a wheat straw pulverizer matched with a harvester comprises a pulverizing device, a fan, a guide cover and a transmission device; the crushing device comprises a hood, an upper movable cutter part and a lower movable cutter part, wherein the upper movable cutter part comprises a cutter shaft, cutter seats arranged on the cutter shaft and two blades arranged on each cutter seat; the fan comprises a fan and a fan cover, the part of the fan cover where the fan is installed is circular, the air outlet channel is conical, the air outlet is arranged on the lower side of the guide cover, and the fan cover is arranged on the rear side of the circular blade below the fan cover; the guide cover is a cover-shaped structure formed by folding two sides of a steel plate downwards by 90 degrees, is arranged on the fan behind the hood and is fixedly connected with the hood; the transmission device comprises an upper moving knife shaft, a lower moving knife shaft, a belt pulley and a belt, wherein the belt pulley and the belt are arranged on a fan shaft, the belt pulley on the upper moving knife shaft is driven by the belt pulley on the driving shaft of the harvester to rotate, and the belt pulley on the upper moving knife shaft drives the belt pulley on the lower moving knife shaft and the belt pulley on the fan shaft to rotate respectively by the belt.
Preferably, the fan air outlet faces the top surface of the guide cover.
Preferably, the hood is provided with a downward open slot at the position where the lower movable knife shaft is installed, the bearings on the lower movable knife shaft are installed at two sides of the open slot, the installation bolt of the bearing on the lower movable knife shaft is dismounted, and the whole lower movable knife part can be dismounted from the open slot; the other installation method is that the lower moving blade shaft bearing seat is installed on an auxiliary installation plate, and the auxiliary installation plate is installed in the hood opening groove.
Preferably, the circular blade is in the structure of the blade part, a V-shaped groove is formed in the steel plate of the blade part in a downward pressing mode from one surface, an included angle is formed between the V-shaped groove and a diameter bus of the circular blade, and a blade with an inclination is cut out of the convex part of the V-shaped groove towards the bottom surface of the blade.
Preferably, the number of the lower moving circular blades is 4-8.
The utility model discloses a technological effect and advantage: the fan is arranged below, the wind strength of backward blowing of the fan is increased, the multi-blade circular blade of the lower movable blade is matched with the upper movable blade, the chopping effect is improved, the phenomenon that the slag discharge channel is blocked due to continuous cutting of wheat straws by the original fixed blade is avoided, and the wheat straws are quickly and efficiently crushed.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the transmission part of the present invention.
Fig. 3 is a schematic view of a first mounting structure of the lower movable cutter shaft.
Fig. 4 is a schematic view of a second mounting structure of the lower movable cutter shaft.
FIG. 5 is a schematic view of the mounting structure of the upper and lower moving blades.
FIG. 6 is a schematic structural view of a lower moving blade circular blade.
Fig. 7 is an expanded view a-a of fig. 6.
In the attached drawing, 1 hood, 2 partition boards, 3 spacer bushes, 4 circular blades, 5 bearings, 6 belt pulleys, 7 belts, 8 long belt pulleys, 9 bearings, 10 upper blades, 11 upper cutter shafts, 12 cutter holders, 13 bearings, 14 bearings, 15 bolts, 16 fans, 17 fan covers, 18 fan air outlets, 19 guide covers, 20 key bars, 21 belts, 22 fan shaft support plates, 23 belt pulleys, 24 fan shafts, 25 bolts, 26 lower cutter shafts, 27 bearing seats, 28 auxiliary mounting plates and 29 bolts are arranged.
Detailed Description
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
In the attached drawings 1-6, a circular blade 4, a spacer 3 and a belt pulley 6 are arranged on a lower cutter shaft 26, the cutting edge of the circular blade has an inclination angle relative to the diameter generatrix of a cutter head, the lower cutter shaft 26 is fixed on a hood 1 by bearings 5 and 14, a partition plate 2 is fixed on the hood 1, a cutter holder 12 and a long belt pulley 8 are arranged on an upper cutter shaft 11, the cutter holder 12 is connected with an upper cutter shaft 11 by a key strip 20, the cutter holder 12 is fixed with an upper blade 10 by a bolt 15, the upper cutter shaft 11 is fixed on the hood 1 by 2 bearings 9 and 13, and the belt pulley 8 and the belt pulley 6 are connected by a belt.
The fan cover 17 is fixedly connected with the hood 1, a fan shaft 24 of the fan 16 is fixedly arranged on a support plate 22, the support plate 22 is fixedly arranged on the fan cover 17, a fan outlet 18 faces the top of the guide cover 19, the belt pulleys 8 and 23 are connected by a belt 21, a lower moving blade shaft 26 is arranged on a bearing seat 27, and the bearing seat 27 is fixedly arranged in an open slot below the hood 1 by a bolt 25. There is another mounting method of the lower moving blade shaft (refer to fig. 4): the bearing holder 27 is mounted on the auxiliary mounting plate 28 by bolts 25, and the auxiliary mounting plate 28 is mounted on the hood 1 by bolts 29.
When the harvester is in work, the belt pulley on the driving shaft of the harvester drives the belt pulley 8 on the crusher to rotate anticlockwise, the belt pulleys 6 and 23 are driven to rotate anticlockwise, the upper blade 10 and the circular blade 4 are opposite in rotation direction at the intersection, wheat straws are cut up and pushed to the air outlet 18 of the right fan in high-speed rotation, the fan 16 rotates anticlockwise, air enters from the side face of the fan, flows from the air outlet 18 to the inclined rear side at high speed after being accelerated by the fan, the crushed wheat straws are blown to the top of the guide cover 19, and the crushed wheat straws fall to the ground after being refracted.
Claims (5)
1. The utility model provides a wheat straw rubbing crusher who matches with harvester which characterized in that: the device comprises a crushing device, a fan, a guide cover and a transmission device; the crushing device comprises a hood, an upper movable cutter part and a lower movable cutter part, wherein the upper movable cutter part comprises a cutter shaft, cutter seats arranged on the cutter shaft and two blades arranged on each cutter seat; the fan comprises a fan and a fan cover, the part of the fan cover where the fan is installed is circular, the air outlet channel is conical, the air outlet is arranged on the lower side of the guide cover, and the fan cover is arranged on the rear side of the circular blade below the fan cover; the guide cover is a cover-shaped structure formed by folding two sides of a steel plate downwards by 90 degrees, is arranged on the fan behind the hood and is fixedly connected with the hood; the transmission device comprises an upper moving knife shaft, a lower moving knife shaft, a belt pulley and a belt, wherein the belt pulley and the belt are arranged on a fan shaft, the belt pulley on the upper moving knife shaft is driven by the belt pulley on the driving shaft of the harvester to rotate, and the belt pulley on the upper moving knife shaft drives the belt pulley on the lower moving knife shaft and the belt pulley on the fan shaft to rotate respectively by the belt.
2. The wheat straw pulverizer matched with the harvester according to claim 1, wherein: the air outlet of the fan faces the top surface of the guide cover.
3. The wheat straw pulverizer matched with the harvester according to claim 1, wherein: a downward open slot is formed in the position, where the lower movable knife shaft is installed, of the hood, bearings on the lower movable knife shaft are installed on two sides of the open slot, installation bolts of the bearings on the lower movable knife shaft are disassembled, and the whole lower movable knife part can be disassembled from the open slot; the other installation method is that the lower moving blade shaft bearing seat is installed on an auxiliary installation plate, and the auxiliary installation plate is installed in the hood opening groove.
4. The wheat straw pulverizer matched with the harvester according to claim 1, wherein: the circular blade is in the structure of cutting edge part, is the steel sheet with cutting edge part from a face V type groove of pushing out downwards, there is an contained angle in V type groove and circular blade diameter generating line, cuts out the cutting edge of a face area inclination at V type groove bulge to the blade bottom surface.
5. The wheat straw pulverizer matched with the harvester according to claim 1, wherein: the number of the lower moving knife circular blades is 4-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821490928.2U CN212034936U (en) | 2018-09-12 | 2018-09-12 | Wheat straw pulverizer matched with harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821490928.2U CN212034936U (en) | 2018-09-12 | 2018-09-12 | Wheat straw pulverizer matched with harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212034936U true CN212034936U (en) | 2020-12-01 |
Family
ID=73507315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821490928.2U Expired - Fee Related CN212034936U (en) | 2018-09-12 | 2018-09-12 | Wheat straw pulverizer matched with harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212034936U (en) |
-
2018
- 2018-09-12 CN CN201821490928.2U patent/CN212034936U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201201 Termination date: 20210912 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |