CN114051823A - Cutting device of sugarcane harvester - Google Patents
Cutting device of sugarcane harvester Download PDFInfo
- Publication number
- CN114051823A CN114051823A CN202010752733.6A CN202010752733A CN114051823A CN 114051823 A CN114051823 A CN 114051823A CN 202010752733 A CN202010752733 A CN 202010752733A CN 114051823 A CN114051823 A CN 114051823A
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- cutting knife
- sensor
- hollow shaft
- speed reducer
- cylinder
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- 240000000111 Saccharum officinarum Species 0.000 title claims abstract description 37
- 235000007201 Saccharum officinarum Nutrition 0.000 title claims abstract description 37
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 18
- 238000004804 winding Methods 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 241001124569 Lycaenidae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D45/00—Harvesting of standing crops
- A01D45/10—Harvesting of standing crops of sugar cane
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Harvesting Machines For Specific Crops (AREA)
Abstract
The invention relates to a cutting device of a sugarcane harvester, which comprises a rack, a hollow shaft, a driving motor, a speed reducer, a cutting knife mounting cylinder, a sensor, a ring cutter head, a hydraulic cylinder and a main controller, wherein the hollow shaft is fixedly connected with the speed reducer and extends out of the lower part of the speed reducer, the cutting knife mounting cylinder is connected with the driving motor through the speed reducer, the cutting knife mounting cylinder is connected with the hollow shaft through a bearing, the sensor is mounted in the hollow shaft and electrically connected with the main controller, an anti-winding sheet is mounted on the top end of the cutting knife mounting cylinder, an anti-winding spiral pipe is arranged on the outer side surface of the cutting knife mounting cylinder, the ring cutter head is mounted at the bottom end of the cutting knife mounting cylinder, and two ends of the hydraulic cylinder are respectively connected with the rack and the speed reducer. The installation position of the sensor in the device is more reasonable, and the debris that disturb sensor detection signal can be clear away, so the sensor can accurately gather ground signal to effectively improve signal acquisition's true degree of accuracy, reduce signal interference and control error.
Description
Technical Field
The invention belongs to the field of agricultural machinery, relates to a cutting device of a sugarcane harvester, and particularly relates to a cutting device which is required to be configured for a vertical sugarcane harvester.
Background
A cutting device is required to be arranged on the sugarcane harvester to cut the root of the sugarcane. In order to ensure that a certain distance is kept between the sugarcane harvester and the ground when the sugarcane harvester cuts the root of the sugarcane, a plurality of sugarcane harvesters are provided with sensors for detecting the ground condition, and output electric signals dynamically control the lifting of the sugarcane cutting device through a controller so as to meet the requirements on different heights when the root of the sugarcane is cut. However, in the planting period of the sugarcane, the flatness of the ground of the planted field ridges often changes, so that the ground is uneven. Meanwhile, the sugarcane leaves fall to the ground and are piled up, so that interference can be caused to signals detected by the sensor.
For controlling the height position of the sugarcane cutting device, the sensor detects signals by taking the ground as a reference, and the ground of the sugarcane is exposed firstly, so that real and accurate signals can be acquired, and therefore the installation position of the sensor is very critical. Therefore, the sugarcane cutting device which is reasonable in sensor installation position and capable of removing impurities interfering with the detection signal of the sensor is very necessary to develop.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a cutting device of sugarcane harvester, the mounted position of sensor is more reasonable in the device, and the debris that disturb sensor detected signal can be clear away, so the sensor can accurately gather ground signal to effectively improve signal acquisition's true degree of accuracy, reduce signal interference and control error.
The technical scheme for solving the technical problems is as follows: a cutting device of a sugarcane harvester comprises a rack, a hollow shaft, a driving motor, a speed reducer, a cutting knife mounting cylinder, a sensor, a ring knife disc, a hydraulic cylinder and a main controller for controlling the action of the hydraulic cylinder, wherein the hollow shaft penetrates through the rack and is fixedly connected with the speed reducer, a mounting hole is formed in the cutting knife mounting cylinder, the cutting knife mounting cylinder is connected with the driving motor through the speed reducer, the hollow shaft extends out of the lower part of the speed reducer and is positioned in the mounting hole of the cutting knife mounting cylinder, the cutting knife mounting cylinder is sleeved on the outer side of the lower part of the hollow shaft and is connected with the hollow shaft through a bearing, the sensor is mounted in the bottom end of the hollow shaft and is electrically connected with the main controller, an anti-winding sheet for preventing sundries from entering the speed reducer is mounted at the top end of the cutting knife mounting cylinder, an anti-winding spiral pipe is arranged on the outer side surface of the cutting knife mounting cylinder, the ring knife disc is mounted at the bottom end of the cutting knife mounting cylinder, and two ends of the hydraulic cylinder are respectively connected with the frame and the speed reducer.
The bottom of a mounting hole formed in the cutting knife mounting cylinder is a horn-shaped opening, and the sensor is located at the top end of the horn-shaped opening.
The angle beta of the horn-shaped opening is 30-45 degrees.
And a sealing ring is also arranged between the bottom end of the hollow shaft and the inner wall of the mounting hole of the cutting knife mounting cylinder.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
1. the position sensor is arranged in a semi-closed space below the hollow shaft of the cutting device, maintains a certain height distance from the ground, and has the functions of water resistance, dust resistance, splashing prevention and pollution prevention.
2. During the operation of the sugarcane harvester, the sugarcane leaves falling in front are thrown towards two sides due to the advancing inertia of the machine and the rotation effect of the cutter head, so that the soil ground is exposed, the position sensor collects real signals, and the cutting height of the cutter head is controlled more favorably.
3. The outer surface of the cutting knife installation cylinder is provided with a screwed pipe for preventing sugarcane leaves from winding and sugarcane residues, and signal distortion caused by falling of floating objects such as sugarcane, leaves, weeds and the like on the ground is further effectively prevented.
The technical features of a cutting device of a sugar cane harvester according to the present invention will be further described with reference to the accompanying drawings and examples.
Drawings
FIG. 1: the invention relates to a structural schematic diagram (partially cut) of a cutting device of a sugarcane harvester.
In the figure: the method comprises the following steps of 1-a frame, 2-a hollow shaft, 3-a driving motor, 4-a speed reducer, 5-an anti-winding sheet, 6-an anti-winding spiral pipe, 7-a cutter mounting cylinder, 71-a mounting hole, 8-a bearing, 9-a sensor, 10-a sealing ring, 11-a circular cutter head, 12-a main controller, 13-a signal wire harness, 14-a proportional electromagnetic valve, 15-a hydraulic cylinder and 16-an oil pipe.
Detailed Description
Example 1: the utility model provides a cutting device of sugarcane harvester, as shown in fig. 1, includes frame 1, hollow shaft 2, driving motor 3, reduction gear 4, cutting knife installation cylinder 7, sensor 9, ring blade disc 11, pneumatic cylinder 15 and is used for controlling main control unit 12 of pneumatic cylinder action, the sensor is position sensor, hollow shaft 2 passes behind the frame 1 with reduction gear 4 fixed connection, it has mounting hole 71 to open in cutting knife installation cylinder 7, and cutting knife installation cylinder 7 passes through reduction gear 4 and is connected with driving motor 3, and driving motor output speed and power pass through the reduction gear and give blade disc installation cylinder. The driving motor is fixed on the speed reducer, the hollow shaft 2 extends out of the lower part of the speed reducer 4 and is positioned in a mounting hole 71 of a cutting knife mounting cylinder, a cutting knife mounting cylinder 7 is sleeved on the outer side of the lower part of the hollow shaft 2 and is connected with the hollow shaft through a bearing 8, a sensor 9 is mounted in the bottom end of the hollow shaft 2, the sensor is positioned in a semi-closed space in the mounting hole of the cutting knife mounting cylinder, a certain height is maintained from the ground, and the signal transmission and the signal reception of the sensor are ensured to reach the optimal state. The sensor is electrically connected with the main controller 12, namely, a signal wire harness 13 of the sensor is led out from the interior of the hollow shaft 2 and is connected with the main controller 12. The anti-winding piece 5 for preventing sundries from entering the speed reducer is arranged on the top end of the cutting knife mounting cylinder 7, and the sundries can be prevented from entering the speed reducer through the rotation of the anti-winding piece 5. An anti-winding solenoid 6 is arranged on the outer side surface of the cutting knife mounting cylinder, and the winding object is thrown outwards when the rotation direction of the anti-winding solenoid 6 is positive rotation. The circular cutter head 11 is arranged at the bottom end of the cutting knife installation cylinder, and two ends of the hydraulic cylinder 15 are respectively connected with the rack 1 and the speed reducer 4. The hydraulic cylinders are controlled by a proportional solenoid valve 14, and a main controller 12 controls the extension and contraction of the hydraulic cylinders through the proportional solenoid valve 14.
In this embodiment, the bottom of a mounting hole 71 formed in the cutting knife mounting cylinder is a horn-shaped opening, an angle β of the horn-shaped opening is 30 ° to 45 °, and the sensor is located at the top end of the horn-shaped opening. The flared opening has the effect of physically protecting the sensor 9.
In this embodiment, a sealing ring 10 is further disposed between the bottom end of the hollow shaft and the inner wall of the mounting hole of the cutting knife mounting cylinder.
The working process is as follows: when the sugarcane harvester is installed on a sugarcane harvester, a backward tilting angle gamma is formed between the sugarcane harvester and the ground, the angle is 3-5 degrees, and the height distance between the front part of a cutter head and the ground is maintained to be about 10-15 mm. During the operation of sugarcane harvester, driving motor drives the rotation of cutting knife installation cylinder, thereby make the anti-winding piece of being connected with cutting knife installation cylinder, anti-winding solenoid, the ring blade disc is synchronous rotatory together, because the machine advances inertia and blade disc rotation effect, get rid of the sugarcane leaf that the place ahead dropped toward both sides, thereby uncover earth ground, make position sensor gather true signal transmission and give main control unit, main control unit receives the extension and the shortening of signal back through the control of proportion solenoid valve pneumatic cylinder, thereby adjust the height of ring blade disc to ground.
Claims (4)
1. A cutting device of a sugarcane harvester is characterized in that: the cutting knife installation cylinder is connected with the driving motor through the speed reducer, the hollow shaft extends out of the lower part of the speed reducer and is positioned in the installation hole of the cutting knife installation cylinder, the cutting knife installation cylinder is sleeved outside the lower part of the hollow shaft and is connected with the hollow shaft through a bearing, the sensor is installed in the bottom end of the hollow shaft, the sensor is electrically connected with the main controller, an anti-winding piece for preventing sundries from entering the speed reducer is installed on the top end of the cutting knife installation cylinder, an anti-winding solenoid is arranged on the outer side surface of the cutting knife installation cylinder, the circular cutter head is installed at the bottom end of the cutting knife installation cylinder, two ends of the hydraulic cylinder are respectively connected with the frame, And the speed reducer is connected.
2. The cutting device of a sugar cane harvester of claim 1, wherein: the bottom of a mounting hole formed in the cutting knife mounting cylinder is a horn-shaped opening, and the sensor is located at the top end of the horn-shaped opening.
3. The cutting device of a sugar cane harvester according to claim 2, characterized in that: the angle beta of the horn-shaped opening is 30-45 degrees.
4. A cutting device of a sugar cane harvester according to any one of claims 1 to 3, characterized in that: and a sealing ring is also arranged between the bottom end of the hollow shaft and the inner wall of the mounting hole of the cutting knife mounting cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010752733.6A CN114051823A (en) | 2020-07-30 | 2020-07-30 | Cutting device of sugarcane harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010752733.6A CN114051823A (en) | 2020-07-30 | 2020-07-30 | Cutting device of sugarcane harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114051823A true CN114051823A (en) | 2022-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010752733.6A Pending CN114051823A (en) | 2020-07-30 | 2020-07-30 | Cutting device of sugarcane harvester |
Country Status (1)
| Country | Link |
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| CN (1) | CN114051823A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210274712A1 (en) * | 2019-06-05 | 2021-09-09 | Deere & Company | Bearing housing |
| CN114902868A (en) * | 2022-05-30 | 2022-08-16 | 江苏大学 | Harvester for accurately cutting broccoli |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102783308A (en) * | 2012-07-27 | 2012-11-21 | 朱季华 | Header of cane harvester |
| CN104737710A (en) * | 2013-12-30 | 2015-07-01 | 凯斯纽荷兰(中国)管理有限公司 | Basecutter Blade Control For Cane Harvester |
| CN209435811U (en) * | 2018-11-19 | 2019-09-27 | 朱季华 | Sugarcane root cutter disc |
| CN110663351A (en) * | 2019-11-06 | 2020-01-10 | 湖北国拓重工科技有限责任公司 | Ridge height induction lifting device |
| CN210141920U (en) * | 2019-09-10 | 2020-03-13 | 王斌 | Water level monitoring equipment for hydraulic engineering |
| CN212544650U (en) * | 2020-07-30 | 2021-02-19 | 柳州职业技术学院 | Cutting device of sugarcane harvester |
-
2020
- 2020-07-30 CN CN202010752733.6A patent/CN114051823A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102783308A (en) * | 2012-07-27 | 2012-11-21 | 朱季华 | Header of cane harvester |
| CN104737710A (en) * | 2013-12-30 | 2015-07-01 | 凯斯纽荷兰(中国)管理有限公司 | Basecutter Blade Control For Cane Harvester |
| CN209435811U (en) * | 2018-11-19 | 2019-09-27 | 朱季华 | Sugarcane root cutter disc |
| CN210141920U (en) * | 2019-09-10 | 2020-03-13 | 王斌 | Water level monitoring equipment for hydraulic engineering |
| CN110663351A (en) * | 2019-11-06 | 2020-01-10 | 湖北国拓重工科技有限责任公司 | Ridge height induction lifting device |
| CN212544650U (en) * | 2020-07-30 | 2021-02-19 | 柳州职业技术学院 | Cutting device of sugarcane harvester |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210274712A1 (en) * | 2019-06-05 | 2021-09-09 | Deere & Company | Bearing housing |
| US11470780B2 (en) * | 2019-06-05 | 2022-10-18 | Deere & Company | Bearing housing |
| CN114902868A (en) * | 2022-05-30 | 2022-08-16 | 江苏大学 | Harvester for accurately cutting broccoli |
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