CN220274292U - Corn ear picking mechanism unit with straw shredding function - Google Patents
Corn ear picking mechanism unit with straw shredding function Download PDFInfo
- Publication number
- CN220274292U CN220274292U CN202321828462.3U CN202321828462U CN220274292U CN 220274292 U CN220274292 U CN 220274292U CN 202321828462 U CN202321828462 U CN 202321828462U CN 220274292 U CN220274292 U CN 220274292U
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- shaft
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- gear
- stalk pulling
- cutting
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- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 title claims abstract description 28
- 235000002017 Zea mays subsp mays Nutrition 0.000 title claims abstract description 28
- 235000005822 corn Nutrition 0.000 title claims abstract description 28
- 239000010902 straw Substances 0.000 title claims abstract description 20
- 240000008042 Zea mays Species 0.000 title claims description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 51
- 238000000034 method Methods 0.000 claims abstract 2
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 241000209149 Zea Species 0.000 abstract 2
- 238000012423 maintenance Methods 0.000 abstract 1
- 210000005069 ears Anatomy 0.000 description 2
- 208000003643 Callosities Diseases 0.000 description 1
- 206010020649 Hyperkeratosis Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
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- Threshing Machine Elements (AREA)
Abstract
The corn ear picking mechanism unit with the straw cutting function comprises an ear picking rack, wherein a main box body, a pair of ear picking plates and a pair of stalk pulling chain driven wheels are arranged on the ear picking rack, an input shaft, a transmission shaft, two stalk pulling chain gear shafts and two stalk pulling roller gear shafts are arranged in the main box body, stalk pulling chains are respectively hung between the stalk pulling chain gear shafts and the stalk pulling chain driven wheels, and the stalk pulling roller gear shafts are connected with a pair of stalk pulling rollers; the method is characterized in that: the cutting box body is connected with one end of the main box body, one end of the transmission shaft is inserted into the cutting box body, a cutting input shaft, a dielectric shaft and a throwing knife shaft are arranged in the cutting box body, the cutting input shaft is a bevel gear shaft and is coaxially arranged with the transmission shaft, one end of the cutting input shaft is a spline housing and is connected with one end of the transmission shaft through a spline in an inserting mode, the cutting input shaft is in transmission connection with the throwing knife shaft through the dielectric shaft, and a throwing knife blade is arranged at the outer end of the throwing knife shaft. The assembly precision is high, and the assembly and the maintenance are convenient; the corn picking and cutting can be realized, and the power consumption of the machine can not be increased.
Description
Technical Field
The utility model relates to the field of agricultural machinery, in particular to a corn cob picking mechanism unit with a straw cutting function.
Background
The corn ear picking mechanism unit commonly used in the market at present generally comprises an ear picking rack, a transmission box body, a pair of ear picking plates, a pair of stalk pulling rollers and a pair of stalk pulling chain driven wheels are arranged on the ear picking rack, a driving shaft, a transmission shaft, two stalk pulling chain gear shafts and two stalk pulling roller gear shafts are arranged in the transmission box body, the driving shaft is in transmission connection with the two stalk pulling chain gear shafts and the two stalk pulling roller gear shafts through the transmission shaft, a stalk pulling chain is respectively hung between the two stalk pulling chain gear shafts and the pair of stalk pulling chain driven wheels, and the two stalk pulling roller gear shafts and the pair of stalk pulling rollers are respectively and coaxially connected, so that the stalk pulling and ear picking functions are realized.
The corn ear picking mechanism unit can only realize corn ear picking function, has no straw cutting function, and needs to be independently provided with a straw cutting device to realize the straw cutting function, so that the power consumption of the machine can be increased. The corn cob picking mechanism unit with the straw shredding function is mainly used for driving the output gear of the shredding box body to hang on the outer side of the main box body, so that the output gear hung on the outer side is inconvenient to adjust in cooperation with the transmission gear in the shredding box body during installation, and the overhaul is difficult.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a corn cob picking mechanism unit with a straw chopping function, which solves the problem that an output gear of a main box body is difficult to adjust in cooperation with a chopping box body, and is convenient to assemble and overhaul.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the corn ear picking mechanism unit with the straw cutting function comprises an ear picking rack, wherein a main box body, a pair of ear picking plates and a pair of stalk pulling chain driven wheels are arranged on the ear picking rack, an input shaft, a transmission shaft, two stalk pulling chain gear shafts and two stalk pulling roller gear shafts are arranged in the main box body, the input shaft is respectively in transmission connection with the two stalk pulling chain gear shafts and the two stalk pulling roller gear shafts through the transmission shaft, stalk pulling chains are respectively hung between the two stalk pulling chain gear shafts and the pair of stalk pulling chain driven wheels and are positioned above the ear picking plates, and the outer ends of the two stalk pulling roller gear shafts are connected with a pair of stalk pulling rollers and are positioned below the ear picking plates;
the cutting box body is detachably connected to one end of the main box body, the cutting box body is vertically arranged with the main box body and is fixed on one side of the ear picking rack, one end of the transmission shaft is provided with a spline and is inserted into the cutting box body, a cutting input shaft, a dielectric shaft and a throwing cutter shaft are rotatably installed in the cutting box body, the cutting input shaft is a bevel gear shaft and is coaxially arranged with the transmission shaft, one end of the cutting input shaft is a spline sleeve and is connected with one end of the transmission shaft through the spline in an inserting mode, the cutting input shaft is connected with the throwing cutter shaft in a transmission mode through the dielectric shaft, and a throwing cutter blade is installed at the outer end of the throwing cutter shaft through a cutter seat.
The technical scheme of the utility model is further improved as follows: an L-shaped sliding plate is arranged at the front part of the upper surface of the ear picking rack through a guide seat, a reel chain driven wheel is arranged at the front end of the sliding plate through a wheel shaft, a guide rod is fixed at the rear side of the guide seat, and the guide rod penetrates through the sliding plate and is sleeved with a pressure spring for tensioning the reel chain.
The technical scheme of the utility model is further improved as follows: the two intermediate shafts are arranged in the shredding box body in a mutually perpendicular mode, wherein the first intermediate shaft is a gear shaft with one end provided with a bevel gear, the bevel gear at one end is meshed with the bevel gear on the shredding input shaft, the opposite ends of the first intermediate shaft and the second intermediate shaft are in transmission connection through a bevel gear pair, and the second intermediate shaft is vertically arranged with the flail knife shaft and the opposite ends of the second intermediate shaft are in transmission connection through a bevel gear pair.
The technical scheme of the utility model is further improved as follows: two sets of locating pin sleeves and locating holes which are matched with each other are arranged between the main box body and the shredding box body, the locating pin sleeves are arranged in threaded holes of two corresponding bolts on the main box body, and the locating holes are arranged in bolt insertion holes of two corresponding bolts on the shredding box body, so that the assembly precision of the main box body and the shredding box body is improved.
The technical scheme of the utility model is further improved as follows: the middle part of the transmission shaft is provided with a triple gear, the input shaft is a hollow gear shaft and is connected with a spur gear in the middle of the triple gear through a intermediate gear, the two stalk roll gear shafts are arranged on one side in front of the main box body through a shaft seat, bevel gears at the inner ends of the two stalk roll gear shafts are inserted into the main box body and are respectively meshed with bevel gears at two sides of the triple gear, and the two stalk roll gear shafts are used for driving the two stalk roll gear shafts to oppositely rotate.
The technical scheme of the utility model is further improved as follows: the two reel sprocket shafts are arranged on the top surface of the main box body through bearings, bevel gears at the inner ends of the two reel sprocket shafts are respectively meshed with driving bevel gears which are symmetrically arranged on the transmission shaft and are close to two ends, and the two reel sprocket shafts are used for driving the two reel sprocket shafts to rotate in opposite directions.
The utility model has the technical progress that:
the shredding box body is detachably connected to one end of the main box body, the shredding input shaft, the intermediate shaft and the throwing cutter shaft are rotatably arranged in the shredding box body, the shredding input shaft is a bevel gear shaft and is connected with one end of a transmission shaft in the main box body in an inserting mode through a spline, the shredding input shaft replaces an output gear for driving the shredding box body to be arranged in the shredding box body, the problems that adjustment is inconvenient and overhaul is difficult when the output gear hung outside the main box body is matched with the gear in the shredding box body are avoided, and the shredding box body is high in assembly precision and convenient to assemble and overhaul; meanwhile, the cutting input shaft in the cutting box body is driven by the transmission shaft in the main box body during working, so that the mechanism unit can cut straws while realizing the ear picking function, and the power consumption of the machine can not be increased.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a left side view of fig. 1.
Fig. 3 is a top view of fig. 1.
Fig. 4 is a schematic view of the assembly of the main and shredder boxes of the present utility model.
Fig. 5 is a left side view of fig. 4.
Fig. 6 is a cross-sectional view A-A of fig. 5.
Fig. 7 is a B-B cross-sectional view of fig. 4.
Fig. 8 is an exploded schematic view of the main housing and the shredder housing.
Fig. 9 is a partial enlarged view of fig. 8.
Fig. 10 is a schematic diagram of the operation of the present utility model.
In the figure: the harvester comprises a main box body 1, a reel chain driving wheel 2, a reel chain 3, a picking rack 4, a picking plate 5, a pressure spring 6, a reel chain driven wheel 7, a guide seat 8, a guide rod 9, a sliding plate 10, a chopping box body 11, a safety clutch 12, a throwing blade 13, a stalk pulling roll 14, a transmission shaft 15, an input shaft 16, a idler wheel 17, a triple gear 18, a drive bevel gear 19, a chopping input shaft 20, a first intermediate shaft 21, a bevel gear pair 22, a second intermediate shaft 23, a bevel gear pair 24, a stalk pulling roll gear shaft 25, a shaft seat 26, a throwing knife shaft 27, a reel chain gear shaft 28, a positioning pin sleeve 29 and a bolt 30.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings:
as shown in fig. 1-9, the corn ear picking mechanism unit with the straw cutting function comprises an ear picking rack 4, wherein a main box body 1, a pair of ear picking plates 5 and a pair of stalk pulling chain driven wheels 7 which are symmetrically arranged are arranged on the ear picking rack 4, an input shaft 16 and a transmission shaft 15 which are parallel to each other, two stalk pulling chain gear shafts 28 and two stalk pulling roller gear shafts 25 are arranged in the main box body 1 through bearings, and the input shaft 16 is respectively in transmission connection with the two stalk pulling chain gear shafts 28 and the two stalk pulling roller gear shafts 25 through the transmission shaft 15; a seedling pulling chain driving wheel 2 is respectively fixed on the two seedling pulling chain gear shafts 28, and a seedling pulling chain 3 is respectively hung between the two seedling pulling chain driving wheels 2 and the pair of seedling pulling chain driven wheels 7 and is positioned above the ear picking plate 5 and used for pulling corns into an ear picking channel; the outer ends of the two stalk pulling roller gear shafts 25 are spliced and connected with a pair of stalk pulling rollers 14 through pin shafts, and the stalk pulling rollers 14 are positioned below the ear picking plate 5 and used for pulling down corn stalks to assist in picking ears.
Two guide seats 8 are symmetrically fixed on the front part of the upper surface of the ear picking bench 4 through bolts, L-shaped sliding plates 10 are respectively and slidably installed in sliding grooves between the guide seats 8 and the ear picking bench 4, a straw pulling chain driven wheel 7 is installed at the front end of the sliding plates 10 through a wheel shaft and a bearing, guide rods 9 are respectively fixed on the rear sides of the guide seats 8 through nuts, and the guide rods 9 penetrate through the sliding plates 10 and are sleeved with pressure springs 6 for pushing the sliding plates 10 to tighten the straw pulling chain 3.
An external spline is arranged at one end of the input shaft 16 and is used for connecting a driving shaft by an external safety clutch, so that the input shaft 16 is driven to rotate; a triple gear 18 is arranged in the middle of the transmission shaft 15 through a spline, the input shaft 16 is a hollow gear shaft, and a gear positioned on the input shaft 16 is in transmission connection with a spur gear in the middle of the triple gear 18 through a intermediate gear 17 arranged in the main box body 1; the two stalk-pulling roll gear shafts 25 are arranged on one side in front of the main box body 1 through a shaft seat 26, the inner ends of the two stalk-pulling roll gear shafts 25 are respectively provided with an integrated bevel gear, and the bevel gears are inserted into the main box body 1 and are respectively meshed with bevel gears on two sides of the triple gear 18, so as to drive the two stalk-pulling roll gear shafts 25 to rotate in opposite directions, and realize stalk pulling of corn stalks.
The two reel chain gear shafts 28 are respectively arranged on the top surface of the main box body 1 through two sets of bearings, bevel gears at the inner ends of the two reel chain gear shafts 28 are respectively meshed with the driving bevel gears 19 which are symmetrically arranged on the transmission shaft 15 and are close to the two ends, and the two reel chain gear shafts 28 are used for driving the two reel chain gear shafts 28 to rotate in opposite directions, so that the two reel chains 3 are driven to rotate in opposite directions, corn stalks are plucked into a plucking channel, and plucked corn ears are plucked into a cutting table ear conveying component.
The main box body 1 is detachably connected with the shredding box body 11 through bolts 30 at one end, the shredding box body 11 is vertically arranged with the main box body 1 and is fixed on one side of the ear picking rack 4, and one end of the transmission shaft 15 is provided with a spline and is inserted into the shredding box body 11. Two sets of positioning pin sleeves 29 and positioning holes which are matched with each other are arranged between the main box body 1 and the shredding box body 11, the positioning pin sleeves 29 are arranged on the main box body 1 and are respectively inserted into threaded holes of two corresponding bolts 30, and the positioning holes are arranged on the shredding box body 11 and are positioned in bolt insertion holes of the two corresponding bolts 30 so as to improve the assembly precision of the main box body 1 and the shredding box body 11.
The cutter input shaft 20, the intermediate shaft and the flail knife shaft 27 are rotatably arranged in the cutter box 11 through bearings, the cutter input shaft 20 is arranged in the cutter box 11 through a radial ball bearing and a tapered roller bearing, the cutter input shaft 20 is a bevel gear shaft and is coaxially arranged with the transmission shaft 15, one end of the cutter input shaft 20 is a spline housing and is in spline grafting with one end of the inserted transmission shaft 15, the tapered roller bearing is arranged on the cutter input shaft 20 corresponding to one end of the spline housing, and the cutter input shaft 20 is in transmission connection with the flail knife shaft 27 through the intermediate shaft.
The two intermediate shafts are arranged in the shredding box 11 in a mutually perpendicular way, wherein the first intermediate shaft 21 is a gear shaft with a bevel gear at one end and the bevel gear at one end is meshed with the bevel gear on the shredding input shaft 20, the opposite ends of the first intermediate shaft 21 and the second intermediate shaft 23 are in transmission connection through a bevel gear pair 22, the second intermediate shaft 23 is arranged in a mutually perpendicular way with the cutter shaft 27, and the opposite ends are in transmission connection through a bevel gear pair 24. 2-4 flail blades 13 are uniformly distributed at the outer end of the flail shaft 27 through the circumference of the cutter seat, and are obliquely arranged, and in the embodiment, two flail blades 13 are taken as an example.
In use, the corn ear picking mechanism unit is fixed on a corn cutting table through the ear picking table frame 4, and the main box body 1 is connected with a driving shaft through a safety clutch 12 arranged at one end of an input shaft. During operation, the main box body 1 is driven by the driving shaft, the transmission shaft 15 is driven to rotate by the intermediate wheel 17 and the triple gear 18 in the main box body 1, the two stalk pulling roller gear shafts 25 and the two stalk pulling chain gear shafts 28 are respectively driven to rotate in opposite directions by the triple gear 18 and the drive bevel gear 19 when the transmission shaft 15 rotates, the two stalk pulling chain gear shafts 28 drive the two stalk pulling chains 3 to rotate circularly when rotating, corn stalks are pulled into the ear picking channel between the two ear picking plates 5, the stalk pulling rollers 14 at the outer ends are driven to pull the corn stalks downwards when the two stalk pulling roller gear shafts 25 rotate, and ear picking is realized by the pair of ear picking plates 5 when the stalk is pulled, as shown in fig. 10.
Simultaneously, when the transmission shaft 15 rotates, the cutting input shaft 20 is driven to rotate through a spline at one end, and the cutting input shaft 20 drives the throwing knife shaft 27 to rotate through two intermediate shafts, so that the two throwing knife blades 13 are driven to rotate at a high speed, and corn stalks pulled down by the stalk pulling roller 14 are continuously cut into pieces and returned to the field.
The above examples are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.
Claims (6)
1. The corn ear picking mechanism unit with the straw cutting function comprises an ear picking rack, wherein a main box body, a pair of ear picking plates and a pair of stalk pulling chain driven wheels are arranged on the ear picking rack, an input shaft, a transmission shaft, two stalk pulling chain gear shafts and two stalk pulling roller gear shafts are arranged in the main box body, the input shaft is respectively in transmission connection with the two stalk pulling chain gear shafts and the two stalk pulling roller gear shafts through the transmission shaft, stalk pulling chains are respectively hung between the two stalk pulling chain gear shafts and the pair of stalk pulling chain driven wheels and are positioned above the ear picking plates, and the outer ends of the two stalk pulling roller gear shafts are connected with a pair of stalk pulling rollers and are positioned below the ear picking plates; the method is characterized in that:
the cutting box body is detachably connected to one end of the main box body, the cutting box body is vertically arranged with the main box body and is fixed on one side of the ear picking rack, one end of the transmission shaft is provided with a spline and is inserted into the cutting box body, a cutting input shaft, a dielectric shaft and a throwing cutter shaft are rotatably installed in the cutting box body, the cutting input shaft is a bevel gear shaft and is coaxially arranged with the transmission shaft, one end of the cutting input shaft is a spline sleeve and is connected with one end of the transmission shaft through the spline in an inserting mode, the cutting input shaft is connected with the throwing cutter shaft in a transmission mode through the dielectric shaft, and a throwing cutter blade is installed at the outer end of the throwing cutter shaft through a cutter seat.
2. The corn cob picking mechanism unit with straw shredding function of claim 1, wherein: the front part of the upper surface of the ear picking rack is provided with an L-shaped sliding plate through a guide seat, the reel chain driven wheel is arranged at the front end of the sliding plate through a wheel shaft, the rear side of the guide seat is fixedly provided with a guide rod, and the guide rod penetrates through the sliding plate and is sleeved with a pressure spring.
3. The corn cob picking mechanism unit with straw shredding function of claim 1, wherein: the two intermediate shafts are arranged in the shredding box body in a mutually perpendicular mode, wherein the first intermediate shaft is a gear shaft with one end provided with a bevel gear, the bevel gear at one end is meshed with the bevel gear on the shredding input shaft, the opposite ends of the first intermediate shaft and the second intermediate shaft are in transmission connection through a bevel gear pair, and the second intermediate shaft is vertically arranged with the flail knife shaft and the opposite ends of the second intermediate shaft are in transmission connection through a bevel gear pair.
4. A corn cob picking mechanism unit with straw shredding function according to claim 1 or 3, characterized in that: two sets of locating pin sleeves and locating holes which are matched with each other are arranged between the main box body and the shredding box body, the locating pin sleeves are arranged in threaded holes of two corresponding bolts on the main box body, and the locating holes are arranged in bolt insertion holes of two corresponding bolts on the shredding box body.
5. The corn cob picking mechanism unit with straw shredding function of claim 1, wherein: the middle part of the transmission shaft is provided with a triple gear, the input shaft is a hollow gear shaft and is connected with a straight gear in the middle of the triple gear through a intermediate gear, the two stalk roll gear shafts are arranged on one side in front of the main box body through a shaft seat, and bevel gears at the inner ends of the two stalk roll gear shafts are inserted into the main box body and are respectively meshed with bevel gears at two sides of the triple gear.
6. A corn cob picking mechanism unit with straw shredding function as claimed in claim 1 or 5, characterized in that: the two reel sprocket shafts are arranged on the top surface of the main box body through bearings, and bevel gears at the inner ends of the two reel sprocket shafts are respectively meshed with driving bevel gears which are symmetrically arranged on the transmission shaft and are close to two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321828462.3U CN220274292U (en) | 2023-07-12 | 2023-07-12 | Corn ear picking mechanism unit with straw shredding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321828462.3U CN220274292U (en) | 2023-07-12 | 2023-07-12 | Corn ear picking mechanism unit with straw shredding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220274292U true CN220274292U (en) | 2024-01-02 |
Family
ID=89341557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321828462.3U Active CN220274292U (en) | 2023-07-12 | 2023-07-12 | Corn ear picking mechanism unit with straw shredding function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220274292U (en) |
-
2023
- 2023-07-12 CN CN202321828462.3U patent/CN220274292U/en active Active
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