CN217241483U - Control system of sugarcane harvester - Google Patents
Control system of sugarcane harvester Download PDFInfo
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- CN217241483U CN217241483U CN202122506945.9U CN202122506945U CN217241483U CN 217241483 U CN217241483 U CN 217241483U CN 202122506945 U CN202122506945 U CN 202122506945U CN 217241483 U CN217241483 U CN 217241483U
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Abstract
The utility model provides a control system of cane cutting machine, it is through configuration first speed sensor and first power regulator, form rotational speed closed loop system with cane plant conveying mechanism's drive motor, configuration second speed sensor and second power regulator, form rotational speed closed loop system with the drive motor of peeling off leaf mechanism, configuration third speed sensor and third power regulator, form rotational speed closed loop system with the drive motor of cane stalk segmentation cutting mechanism, make when the load change of cane cutting machine, cane plant conveying mechanism, peeling off leaf mechanism, the functioning speed of cane stalk segmentation cutting mechanism can maintain unchangeably at respective setting value, thereby solved the inconsistent problem of length of the cane stalk segmentation of accompanying the diameter change cane plant density of cane plant and cane plant output.
Description
Technical Field
The utility model relates to the field of agricultural machinery, especially, relate to a control system of sugarcane harvester.
Background
A sugarcane harvester is an automatic agricultural machine for harvesting sugarcane.
The conventional sugarcane harvester is provided with a sugarcane supporting device, an undercut device for cutting off sugarcane plants from roots, an undercut sugarcane plant conveying mechanism, a leaf peeling mechanism, a sugarcane stem segmenting and cutting mechanism, a stem and leaf separating mechanism, a segmented sugarcane stem collecting mechanism and the like, and is disclosed as a sugarcane harvester with the publication number of CN 112868376A. During operation, sugarcane enters from a position between the two sugarcane supporting rollers, and a series of automatic operations such as root cutting, conveying, leaf peeling, segmenting, stem and leaf separation, sugarcane stem collection and the like are sequentially performed. The sugarcane harvester can realize the whole sugarcane harvesting process and has the characteristics of complete operation process and high automation degree.
Currently, the known sugar cane harvesters have the following technical drawbacks: due to the fact that the planting density of sugarcane plants is different from the diameter of the sugarcane plants, the operation load of a sugarcane harvester can be changed in the harvesting process, the operation speed of a sugarcane plant conveying mechanism and a sugarcane leaf peeling mechanism is easy to change due to the change of the operation load, and the lengths of sugarcane stem sections output by a sugarcane stem section cutting mechanism are further different. This affects the appearance of the sugarcane, and thus the selling price of the sugarcane, and therefore a solution is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a control system of sugarcane harvester to solve the above-mentioned technical defect that the correlation technique exists at least to a certain extent.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a control system for a sugar cane harvester, comprising:
a first motor which is arranged on the sugarcane plant conveying mechanism and provides power for conveying the sugarcane plants;
a second motor which is configured on the leaf peeling mechanism and provides power for peeling leaves; and
a third motor which is arranged on the cane stem section cutting mechanism and provides power for the cane stem section cutting;
wherein the control system further comprises:
a first speed sensor configured to detect an operating speed of the sugarcane plant conveying mechanism;
the first power regulator is connected with the first speed sensor and the first motor to form a rotating speed closed-loop system, so that the rotating speed of the first motor is kept constant at a set value;
a second speed sensor configured to detect an operating speed of the leaf peeling mechanism;
the second power regulator is connected with the second speed sensor and the second motor to form a rotating speed closed-loop system, so that the rotating speed of the second motor is kept constant at a set value;
a third speed sensor configured to detect an operating speed of the cane stem segmenting cutting mechanism;
and the third power regulator is connected with the third speed sensor and the third motor to form a rotating speed closed-loop system, so that the rotating speed of the third motor is kept constant at a set value.
In the above control system for a sugar cane harvester, preferably, the first motor, the second motor and the third motor are electrically controlled motors, the sugar cane harvester has a power supply that supplies electric power to the first motor, the second motor and the third motor.
In the control system of the sugar cane harvester described above, preferably, the power supply includes:
a power battery pack that supplies electric power to the first motor, the second motor, and the third motor;
the power output end of the generator is electrically connected with the power battery pack; and
and the power output part of the engine is in transmission fit with the generator.
In the control system of the sugar cane harvester, the power supply is preferably a power battery pack.
In the control system for a sugar cane harvester described above, it is preferable that the first speed sensor is an angular velocity sensor, and the first speed sensor is disposed in the sugar cane plant conveying roller or the power output portion of the first motor.
In the above-described control system for a sugar cane harvester, it is preferable that the second speed sensor is an angular speed sensor, and the second speed sensor is disposed in a power output portion of the leaf peeling roller or the second motor.
In the above-described control system for a sugar cane harvester, it is preferable that the third speed sensor is an angular speed sensor, and the third speed sensor is disposed in a power output portion of the cutter roller or the third motor.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
the control system respectively constructs a rotating speed closed loop system at a driving motor of the sugarcane plant conveying mechanism, a driving motor of the leaf peeling mechanism and a driving motor of the sugarcane stalk segmentation cutting mechanism, so that the operating speeds of the sugarcane plant conveying mechanism, the leaf peeling mechanism and the sugarcane stalk segmentation cutting mechanism can be kept unchanged at respective set values, and the lengths of the output sugarcane stalk segments are kept unchanged when the planting density of sugarcane plants is changed or the diameters of the sugarcane plants are changed.
Drawings
FIG. 1 is a schematic side view of a sugar cane harvester according to one embodiment;
FIG. 2 is a schematic top view thereof;
FIG. 3 is a perspective view thereof;
FIG. 4 is a schematic structural view of a sugarcane plant conveying mechanism;
FIG. 5 is a schematic structural view of a leaf peeling mechanism thereof;
FIG. 6 is a cross-sectional view of the leaf peeling mechanism;
FIG. 7 is a schematic structural view of a cane stem segmenting and cutting mechanism thereof;
FIG. 8 is a sectional view of the cane stem segmenting cutting mechanism thereof;
FIG. 9 is a block diagram of a control system thereof;
reference numerals:
10. a sugarcane supporting mechanism;
20. a body;
21. a cab;
30. an undercut mechanism;
31. a cutter head; 32. a blade; 33. a spiral guide rod;
40. a sugarcane plant conveying mechanism;
41. a conveying roller; 42. a first motor;
50. a traveling mechanism;
60. a leaf peeling mechanism;
61. stripping the leaves and outputting the leaves; 62. a second motor; 63. a leaf stripping roller; 64. stripping the leaf input end;
70. a cane stem segmenting and cutting mechanism;
71. a knife roll; 72. cutting the input end in a segmented manner; 73. cutting the output end in a segmentation manner; 74. a sugarcane throwing device; 75. a third motor;
80. a stem leaf separating mechanism;
90. a cane stalk collecting mechanism;
101. a first power regulator; 102. a first speed sensor; 103. a second power regulator; 104. a second speed sensor; 105. a third power regulator; 106. a third speed sensor.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 to 3 show a configuration of a sugar cane harvester having a sugar cane plant conveying mechanism 40, a leaf peeling mechanism 60, and a cane stem segmenting and cutting mechanism 70. Fig. 4 to 8 show the configurations of the sugarcane plant conveying mechanism 40, the leaf peeling mechanism 60, and the cane stem sectioning mechanism 70 therein, respectively.
Referring to fig. 1 to 3, the sugarcane harvester includes a body 20, a traveling mechanism 50 mounted to the body 20, and a working device, and the body 20 is provided with a cab 21.
From the head end to the tail end, i.e. from left to right in fig. 1, the working device sequentially includes: a sugarcane supporting mechanism 10, an undercut mechanism 30, a sugarcane plant conveying mechanism 40, a leaf peeling mechanism 60, a sugarcane stem section cutting mechanism 70, a stem and leaf separating mechanism 80 and a sugarcane stem collecting mechanism 90. During operation, sugarcane plants are cut off from roots by the root cutting mechanism 30 and are conveyed to the sugarcane plant conveying mechanism 40, enter the leaf peeling mechanism 60 to peel off sugarcane leaves after passing through the sugarcane plant conveying mechanism 40, then enter the sugarcane stem segmenting and cutting mechanism 70 to be segmented and processed, enter the stem and leaf separating mechanism 80 to separate the sugarcane leaves from the sugarcane stems, and convey the sugarcane stems to the sugarcane stem collecting mechanism 90, so that full-automatic sugarcane harvesting operation is completed.
Referring to fig. 4, the sugarcane plant conveying mechanism 40 comprises a first motor 42 and a plurality of conveying rollers 41, the plurality of conveying rollers 41 are arranged in two rows, and the first motor 42 is in transmission connection with the conveying rollers 41 to drive the conveying rollers 41 to rotate.
The undercut mechanism 30 is located at the input end of the sugarcane plant conveying mechanism 40, and the undercut mechanism 30 comprises a cutter disc 31, blades 32 on the periphery of the cutter disc 31 and a spiral guide rod 33 on the cutter bar. When the rotary cutter head 31 and the spiral guide rod 33 on the cutter head rotate, the blade 32 cuts the sugarcane plants from the roots, then the roots of the sugarcane plants are lifted to the inlet of the sugarcane plant conveying mechanism 40 under the action of the rotating spiral guide rod 33, and the sugarcane plants are conveyed backwards under the action of the upper row and the lower row of conveying rollers 41 in the sugarcane plant conveying mechanism 40.
Referring to fig. 5 and 6, the leaf peeling mechanism 60 includes a second motor 62 and a plurality of leaf peeling rollers 63, the plurality of leaf peeling rollers 63 are arranged in two rows, specifically, two second motors 62 are adopted in this embodiment, one second motor 62 drives the leaf peeling rollers 63 in the upper row to rotate, and the other second motor 62 drives the leaf peeling rollers 63 in the lower row to rotate.
The leaf peeling mechanism 60 is arranged behind the sugarcane plant conveying mechanism 40, the input end of the leaf peeling mechanism 60, namely the leaf peeling input end 64, is connected with the output end of the sugarcane plant conveying mechanism 40, and the output end of the leaf peeling mechanism 60, namely the leaf peeling output end 61, is connected with the sugarcane stalk segmenting and cutting mechanism 70.
Referring to fig. 7 and 8, the stem sectioning and cutting mechanism 70 includes a third motor 75 and two knife rolls 71, the third motor 75 drives the two knife rolls 71 to rotate, and the sugarcane plants are cut by the knife rolls 71 when passing between the two knife rolls 71, thereby achieving the sectioning and cutting of the stems.
The cane stem segmenting and cutting mechanism 70 is arranged behind the leaf peeling mechanism 60, the input end of the cane stem segmenting and cutting mechanism 70, namely the segmenting and cutting input end 72, is connected with the leaf peeling mechanism 60, and the input end of the cane stem segmenting and cutting mechanism 70, namely the segmenting and cutting output end 73, is connected with the stem and leaf separating mechanism 80.
The sugarcane throwing device 74 is further arranged on the sugarcane stem segmenting and cutting mechanism 70, and the sugarcane throwing device 74 is arranged on one side, close to the output end of the sugarcane stem segmenting and cutting mechanism 70, of the knife roller 71 and rotates synchronously with the knife roller 71 to beat the cut sugarcane segments, so that sugarcane leaves and the sugarcane are separated in a segmenting mode.
Referring to fig. 9, the control system of the sugar cane harvester includes: the first motor 42, the second motor 62, the third motor 75, the first speed sensor 102, the second speed sensor 104, the third speed sensor 106, the first power conditioner 101, the second power conditioner 103, and the third power conditioner 105 are described above.
Wherein the first speed sensor 102 is disposed on the conveying roller 41, and detects the rotational angular speed of the conveying roller 41, that is, the operating speed of the sugarcane plant conveying mechanism 40; the second speed sensor 104 is disposed on the leaf peeling roller 63, and detects a rotational angular speed of the leaf peeling roller 63, that is, an operation speed of the leaf peeling mechanism 60; the third speed sensor 106 is disposed on the cutter drum 71, and detects the rotational angular speed of the cutter drum 71, that is, the operating speed of the cane stem segmenting and cutting mechanism 70.
The first power regulator 101 is connected to the first speed sensor 102 and the first motor 42 to form a closed-loop rotation speed system, and when the rotation speed of the transport roller 41 changes, the first power regulator 101 regulates the power of the first motor 42 to return the rotation speed of the transport roller 41 to a set speed, or to return the rotation speed of the first motor 42 to a set value, thereby maintaining the rotation speed of the first motor 42 and the rotation speed of the transport roller 41 at the set values.
The second power regulator 103 is connected to the second speed sensor 104 and the second motor 62 to form a closed-loop rotation speed system, and when the rotation speed of the peeling roller 63 changes, the second power regulator 103 regulates the power of the second motor 62 to return the rotation speed of the peeling roller 63 to a set speed, or to return the rotation speed of the second motor 62 to a set value, thereby maintaining the rotation speed of the second motor 62 and the rotation speed of the peeling roller 63 at the set values.
The third power regulator 105 is connected to the third speed sensor 106 and the third motor 75 to form a rotational speed closed loop system, and when the rotational speed of the cutter drum 71 changes, the third power regulator 105 regulates the power of the third motor 75 to return the rotational speed of the cutter drum 71 to a set speed, or to return the rotational speed of the third motor 75 to a set value, thereby maintaining the rotational speed of the third motor 75 and the rotational speed of the cutter drum 71 at the set values.
By adopting the control system, when the planting density and the diameter of the sugarcane plants change to cause the load change of the sugarcane harvester, the running speeds of the sugarcane plant conveying mechanism 40, the leaf peeling mechanism 60 and the sugarcane stem section cutting mechanism 70 do not change and are always run at the set speed, namely, the sugarcane stem section cutting mechanism 70 runs at a constant speed, and the lengths of the sugarcane sections output by the sugarcane stem section cutting mechanism 70 are consistent.
In the present embodiment, the first motor 42, the second motor 62, and the third motor 75 are electrically controlled motors. The sugarcane harvester adopts oil-electricity hybrid power and specifically comprises a power battery pack, a generator and an engine, wherein the power battery pack provides electric energy for the first motor 42, the second motor 62 and the third motor 75; the power output end of the generator is electrically connected with the power battery pack to charge the power battery pack; the power output part of the engine is in transmission fit with the generator and used for providing power for the generator. Compared with a hydraulic motor, the electric control motor has the characteristic of high control sensitivity, so that the constant-speed operation of the sugarcane plant conveying mechanism 40, the leaf peeling mechanism 60 and the sugarcane stalk segmenting and cutting mechanism 70 can be better realized.
As another embodiment, a larger power battery pack may be configured to implement pure electric power, and the corresponding cost may be higher.
In light of the above, it will be understood by those skilled in the art that the first speed sensor 102 may be disposed at the power output portion of the first motor 42 to detect the rotation speed of the first motor 42, and the same effect can be achieved. The second speed sensor 104 may be disposed at a power output portion of the second motor 62 to detect the rotation speed of the second motor 62, and the same effect can be achieved. The third speed sensor 106 may be disposed at a power output portion of the third motor 75 to detect the rotation speed of the third motor 75, and the same effect can be achieved. Further, the configuration of the sugar cane harvester is not limited to the sugar cane harvesters of the above embodiments, and may be any sugar cane harvester including the sugar cane plant conveying mechanism 40, the leaf peeling mechanism 60, and the cane stem segmenting cutting mechanism 70.
As can be seen from the above, the utility model discloses a configuration first speed sensor 102 and first power regulator 101, form the rotational speed closed loop system with the drive motor of cane plant conveying mechanism 40, configuration second speed sensor 104 and second power regulator 103, form the rotational speed closed loop system with the drive motor of peeling mechanism 60, configuration third speed sensor 106 and third power regulator 105, form the rotational speed closed loop system with the drive motor of cane stalk segmentation cutting mechanism 70, make when the load of sugarcane harvester changes, the operating speed of cane plant conveying mechanism 40, peeling mechanism 60, cane stalk segmentation cutting mechanism 70 can maintain at respective setting value unchangeable, thereby solved the inconsistent problem of the length of the cane stalk segmentation that the sugarcane harvester output along with the planting density of cane plant and the diameter change of cane plant.
The present invention has been described in detail with reference to the specific embodiments, and the detailed description is only for assisting the person skilled in the art to understand the content of the present invention, and should not be construed as limiting the scope of the present invention. Various decorations, equivalent changes and the like which are performed on the scheme by the technical personnel in the field under the conception of the invention are all included in the protection scope of the invention.
Claims (7)
1. A control system for a sugar cane harvester, comprising:
a first motor (42) which is arranged on the sugarcane plant conveying mechanism (40) and provides power for conveying the sugarcane plants;
a second motor (62) which is arranged on the leaf peeling mechanism (60) and provides power for peeling leaves; and
a third motor (75) which is provided in the cane stem splitting mechanism (70) and provides power for the cane stem splitting;
characterized in that the control system further comprises:
a first speed sensor (102) configured to detect a running speed of the sugarcane plant conveying mechanism (40);
a first power regulator (101) which is connected with the first speed sensor (102) and the first motor (42) to form a rotating speed closed loop system, and keeps the rotating speed of the first motor (42) constant at a set value;
a second speed sensor (104) configured to detect an operating speed of the leaf peeling mechanism (60);
a second power regulator (103) which is connected with the second speed sensor (104) and the second motor (62) to form a rotating speed closed loop system and keep the rotating speed of the second motor (62) constant at a set value;
a third speed sensor (106) configured to detect the running speed of the cane stem segmenting cutting mechanism (70);
and a third power regulator (105) connected to the third speed sensor (106) and the third motor (75) to form a closed-loop system of rotational speed, so as to maintain the rotational speed of the third motor (75) at a set value.
2. The control system of the sugar cane harvester of claim 1, wherein the first motor (42), the second motor (62), and the third motor (75) are electrically controlled motors, the sugar cane harvester having a power source that provides electrical power to the first motor (42), the second motor (62), and the third motor (75).
3. The control system of the sugar cane harvester of claim 2, wherein the power source comprises:
a power battery pack that supplies electric power to the first motor (42), the second motor (62), and the third motor (75);
the power output end of the generator is electrically connected with the power battery pack; and
and the power output part of the engine is in transmission fit with the generator.
4. The control system of the sugar cane harvester of claim 2, wherein the power source is a power battery pack.
5. The control system of the sugar cane harvester according to claim 1, wherein the first speed sensor (102) is an angular velocity sensor, and the first speed sensor (102) is disposed at a power output portion of the sugar cane plant conveying roller (41) or the first motor (42).
6. The control system of the sugar cane harvester according to claim 1, wherein the second speed sensor (104) is an angular speed sensor, and the second speed sensor (104) is disposed at a power output portion of the stripping roller (63) or the second motor (62).
7. The control system of the sugar cane harvester of claim 1, characterized in that the third speed sensor (106) is an angular speed sensor, the third speed sensor (106) being disposed at a power take-off of the cutter roller (71) or the third motor (75).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122506945.9U CN217241483U (en) | 2021-10-18 | 2021-10-18 | Control system of sugarcane harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122506945.9U CN217241483U (en) | 2021-10-18 | 2021-10-18 | Control system of sugarcane harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217241483U true CN217241483U (en) | 2022-08-23 |
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ID=82853477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122506945.9U Active CN217241483U (en) | 2021-10-18 | 2021-10-18 | Control system of sugarcane harvester |
Country Status (1)
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|---|---|
| CN (1) | CN217241483U (en) |
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2021
- 2021-10-18 CN CN202122506945.9U patent/CN217241483U/en active Active
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