CN115250734A - Profiling device of double-row sugarcane harvester - Google Patents
Profiling device of double-row sugarcane harvester Download PDFInfo
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- CN115250734A CN115250734A CN202210857616.5A CN202210857616A CN115250734A CN 115250734 A CN115250734 A CN 115250734A CN 202210857616 A CN202210857616 A CN 202210857616A CN 115250734 A CN115250734 A CN 115250734A
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- 230000006698 induction Effects 0.000 claims description 13
- 230000007246 mechanism Effects 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 claims 1
- 238000003306 harvesting Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
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- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- 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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Abstract
The invention belongs to the field of mechanical design, relates to the design of a profiling device of a double-row sugarcane harvester, and particularly relates to the profiling device of the double-row sugarcane harvester. The problem of present double row sugarcane harvester can not guarantee that the cutter keeps the best distance with ground all the time, leads to the sugarcane ratoon after the machine is received also to be uneven in height is solved. The profiling device of the double-row sugarcane harvester mainly comprises a mechanical displacement sensor, a cutter disc frame, a cutter disc box fixing plate, a profiling jack, a jack support plate and a cutter assembly. The invention breaks through the technical bottleneck of profiling of the domestic double-row sugarcane harvester, can keep the cutters at the optimal distance from the ground all the time, and realizes the independent profiling of the two groups of cutters. The sugarcane harvester with the profiling function can ensure that the perennial roots of the sugarcane are consistent in height and can keep the perennial roots at the optimal height, thereby not only ensuring the yield of the sugarcane in the current year, but also bringing hope for the harvest of the sugarcane in the next year.
Description
Technical Field
The invention belongs to the field of mechanical design, relates to the design of a profiling device of a double-row sugarcane harvester, and particularly relates to the profiling device of the double-row sugarcane harvester.
Background
The double-row sugarcane harvester is mechanical equipment which has higher automation degree and is used for harvesting sugarcane. The double-row sugarcane harvester on the market at present does not have a profiling device, when a sugarcane is harvested by the machine, a sugarcane harvester driver controls the cutting table to swing up and down according to experience through a handle to adjust the distance between the cutter and the ground, the cutter is difficult to keep the optimal distance between the cutter and the ground under the influence of factors such as sight lines, height fluctuation of farmlands and the like, and therefore sugarcane ratoons harvested by the machine are uneven in height. The perennial root is too high, so that the yield of the sugarcane in the current year is reduced, and the growth vigor of the sugarcane in the next year is influenced; too low perennial roots can reduce the germination rate of the sugarcane and further influence the yield of the sugarcane in the next year.
Disclosure of Invention
The invention provides a profiling device of a double-row sugarcane harvester, which aims to solve the problem that the prior double-row sugarcane harvester cannot ensure that a cutter always keeps the optimal distance from the ground, so that the perennial roots of the sugarcane harvested by the machine are uneven in height.
The invention is realized by adopting the following technical scheme: a profiling device of a double-row sugarcane harvester comprises a mechanical displacement sensor, a cutter disc frame, a cutter disc box fixing plate, a profiling jack, a jack support plate and a cutter assembly;
the mechanical displacement sensor comprises a fixed plate, a pair of bearing seats arranged on the left side and the right side of the bottom surface of the fixed plate, a pair of bearings arranged in the bearing seats, and a rotating shaft rotatably arranged between the pair of bearings, wherein an induction plate is fixedly arranged on the rotating shaft, the induction plate is in a comb-tooth-shaped structure, a double torsion spring is coaxially arranged on the rotating shaft, one end of the double torsion spring is tightly attached to the fixed plate, and the other end of the double torsion spring is tightly attached to the induction plate; the device also comprises an angle sensor for detecting the rotation angle of the rotating shaft; the top of the fixing plate is provided with a connecting rod and is connected to the front side of the cutter disc rack through the connecting rod;
the top of the cutter head frame is provided with at least one hollowed-out mounting hole, the left side edge and the right side edge of each mounting hole are fixedly provided with a jack support plate connecting plate, and the front side edge and the rear side edge of each mounting hole are provided with a plurality of guide holes; the cutter head box fixing plate comprises a top plate and a pair of side plates connected to two sides of the top plate, guide shafts in one-to-one correspondence with the guide holes are fixed on the top plate, a pair of cutter head box fixing plate preformed holes are formed in the portions, close to the pair of side plates, of the top plate, and cutter head box mounting holes are formed in the pair of side plates; the cutter head box fixing plate is positioned above the mounting hole, the pair of side plates extend into the mounting hole, and the guide shaft penetrates through the guide hole in the cutter head frame; a pair of profiling jacks and a pair of jack support plates are arranged corresponding to each mounting hole, one end of each jack support plate is arranged on the jack support plate connecting plate, the other end of each jack support plate is connected to the top of the base of each profiling jack, the base of each profiling jack is positioned above the top plate of the cutterhead box fixing plate, and the piston rod of each profiling jack downwards penetrates through a reserved hole of the cutterhead box fixing plate and is connected with the cutterhead box fixing plate; the left side plate and the right side plate of each cutter head box fixing plate are fixedly connected with a cutter head box of a cutter assembly;
the signal output end of the angle sensor and the control end of the profiling jack are connected with a vehicle control center of the sugarcane harvester.
The working principle of the invention is as follows: when the sugarcane harvester operates, the sensing plate on the mechanical displacement sensor is in contact with the ground, the comb-tooth-shaped structure of the mechanical displacement sensor can adapt to loose soil environment and can change angles along with fluctuation of cultivated land as much as possible so as to drive the rotating shaft to rotate, the angle sensor acquires the rotating angle of the rotating shaft and transmits corresponding angle change information to a vehicle control center of the sugarcane harvester, the vehicle control center converts angle changes into displacement values according to a set calculation formula and transmits the displacement values to the profiling jacks respectively, and the profiling jacks respectively drive the cutter assemblies to do reciprocating motion according to signals so as to complete ground profiling motion. Due to the design of the mechanical displacement sensor, the terrain change can be sensed, so that the cutter head box fixing plate is driven by the profiling jack and the cutter is cut to the assembly to move up and down, the distance between the cutter assembly and the ground is adjusted, the cutter is enabled to be always kept at the position with the optimal distance from the ground to the greatest extent, and the cutting effect is improved.
Furthermore, two mounting holes are formed in the cutter head frame and are distributed in the left-right direction, and each mounting hole is provided with a pair of profiling jacks and a cutter assembly; the two mechanical displacement inductors are respectively arranged on the left side and the right side of the cutter disc rack; a mechanical displacement sensor and two profiling jacks at the same side form a group of profiling mechanisms; the vehicle control center is in independent communication with each group of profiling mechanisms.
The two groups of angle sensors can respectively transmit collected angle change signals to the vehicle control center, the control center converts angle changes into displacement values according to a set calculation formula and respectively transmits the displacement values to the profiling jacks, and the two groups of profiling jacks respectively drive the cutter assembly to do reciprocating motion according to signals to complete ground profiling actions, so that independent profiling of the two groups of profiling mechanisms is realized, and the vehicle control center is more suitable for complex cultivated land environments.
Compared with the prior art, the invention solves the following main problems:
1. breaks through the bottleneck of the profiling technology of the domestic double-row sugarcane harvester;
2. the sugarcane ratoons can be consistent in height and the ratoons can be kept at the optimal height;
3. the annual yield of the sugarcane is ensured, and the hope is brought to the annual harvest of the sugarcane.
The invention has compact structure, is economical and practical, breaks through the technical bottleneck of profiling of the double-row sugarcane harvester in China, can respectively keep the two groups of cutters at the positions with the optimal distance from the ground, realizes the independent profiling of the two groups of cutters of the double-row sugarcane harvester, and has high popularization and application values and social benefits.
Drawings
FIG. 1 is a side view structure schematic diagram of a profiling device of a sugarcane harvester.
Fig. 2 is a schematic side view (internal) structure diagram of a profiling device of the sugarcane harvester.
Fig. 3 is a schematic diagram of a top view structure of a profiling device of the sugarcane harvester.
Fig. 4 is a schematic three-dimensional structure diagram of a profiling device of the sugarcane harvester.
Fig. 5 is a schematic front view of the mechanical displacement sensor.
Fig. 6 is a perspective view of the mechanical displacement sensor.
Fig. 7 is a schematic top view of the mechanical displacement sensor.
Fig. 8 is a side view of the mechanical displacement sensor.
Fig. 9 is a front view of the cutter holder frame.
Fig. 10 is a schematic top view of the cutter head frame.
Fig. 11 is a side view schematic diagram of the cutter head frame.
Fig. 12 is a front view of a fixing plate of the cutter head box.
Fig. 13 is a schematic top view of a fixed plate of the cutter head box.
Fig. 14 is a schematic side view of the fixed plate of the cutter head box.
Fig. 15 is a schematic view of a profiling jack structure.
Fig. 16 is a side view of fig. 15.
Fig. 17 is a schematic diagram of a jack support structure.
Fig. 18 is a schematic top view of the structure of fig. 17.
Fig. 19 is a front view of the cutter assembly.
Fig. 20 is a side view of the structure of fig. 19.
1-a mechanical displacement sensor, 2-a cutter disc frame, 3-a cutter disc box fixing plate, 4-a profiling jack, 5-a jack support plate, 6-a cutter assembly, 7-a cutter disc box, 8-a spiral separator and 9-a motor;
11-induction plate, 12-rotating shaft, 13-bearing seat, 14-fixing plate, 15-double torsion spring, 16-angle sensor, 17-connecting rod;
21-jack support plate connecting plate, 22-guide hole;
31-a guide shaft, 32-a cutter head box fixing plate preformed hole, 33-a cutter head box mounting hole and 34-a movable hole; 51-jack connecting hole, 52-jack through hole and 53-support plate connecting hole;
71-tool box attachment hole.
Detailed Description
Example 1
The profiling device of the double-row sugarcane harvester can be known by combining the attached drawing, and comprises a mechanical displacement sensor 1, a cutter head frame 2, a cutter head box fixing plate 3, a profiling jack 4, a jack support plate 5 and a cutter assembly 6;
the mechanical displacement sensor 1 comprises a fixing plate 14, a pair of bearing blocks 13 arranged on the left side and the right side of the bottom surface of the fixing plate 14, a pair of bearings arranged in the bearing blocks 13, and a rotating shaft 12 rotatably arranged between the pair of bearings, wherein an induction plate 11 is fixedly arranged on the rotating shaft 12, the induction plate 11 is in a comb-tooth-shaped structure, a double torsion spring 15 is coaxially arranged on the rotating shaft 12, one end of the double torsion spring 15 is tightly attached to the fixing plate 14, and the other end of the double torsion spring 15 is tightly attached to the induction plate 11; an angle sensor 16 for detecting the rotation angle of the rotating shaft 12; the top of the fixing plate 14 is provided with a connecting rod 17 and is connected to the front side of the cutter disc rack 2 through the connecting rod 17;
the top of the cutter disc frame 2 is provided with at least one hollowed-out mounting hole, the left side edge and the right side edge of each mounting hole are fixedly provided with a jack support plate connecting plate 21, and the front side edge and the rear side edge of each mounting hole are provided with a plurality of guide holes 22; the cutter head box fixing plate 3 comprises a top plate and a pair of side plates connected to two sides of the top plate, guide shafts 31 corresponding to the guide holes one by one are fixed on the top plate, meanwhile, a pair of cutter head box fixing plate preformed holes 32 are formed in the part, close to the pair of side plates, of the top plate, and cutter head box mounting holes 33 are formed in the pair of side plates; the cutter head box fixing plate 3 is positioned above the mounting hole, a pair of side plates extend into the mounting hole, and the guide shaft 31 penetrates through the guide hole 22 on the cutter head frame 2; a pair of profiling jacks 4 and a pair of jack support plates 5 are arranged corresponding to each mounting hole, one end of each jack support plate 5 is arranged on a jack support plate connecting plate 21, the other end of each jack support plate is connected to the top of the base of each profiling jack 4, the base of each profiling jack 4 is positioned above the top plate of the cutter head box fixing plate 3, and the piston rod of each profiling jack 4 downwards penetrates through a cutter head box fixing plate preformed hole 32 and is connected with the cutter head box fixing plate 3; the left side plate and the right side plate of each cutter head box fixing plate 3 are fixedly connected with a cutter head box 7 of a cutter assembly 6;
the signal output end of the angle sensor 16 and the control end of the profiling jack 4 are both connected with a vehicle control center of the sugarcane harvester, and the profiling automation is realized by combining a mechanical structure with an electric control technology and a hydraulic technology; and the structure is simple, and the installation and the maintenance are convenient.
Example 2
As shown in fig. 3 and 4 in combination with fig. 10, two mounting holes are arranged on the cutter head frame 2 in a left-right manner, and each mounting hole is provided with a pair of profiling jacks 4 and a cutter assembly 6; the two mechanical displacement sensors 1 are respectively arranged on the left side and the right side of the cutter disc rack 2; a mechanical displacement sensor 1 and two profiling jacks 4 on the same side form a group of profiling mechanisms; the vehicle control center is in independent communication with each group of profiling mechanisms. The cutter head frame 2 consists of a left side frame, a right side frame, a cross frame connected between the left side frame and the right side frame and a middle frame connected to the middle part of the cross frame; the transverse frame is provided with two mounting holes which are arranged left and right. And the design of a split copying mechanism is adopted, and the two groups of copying structures realize independent copying.
Example 3
As shown in fig. 13, the top plate of the cutter head box fixing plate 3 is provided with a movable hole 34 through which the motor 9 of the cutter assembly 6 passes. The guide shafts are three, one guide shaft is arranged on the front side, two guide shafts are arranged on the rear side, and the connecting lines of the three guide shafts are isosceles triangles, so that the cutter assembly can move in a reciprocating mode more stably.
Example 4
As shown in fig. 3 and 4, and fig. 17 and 18, the jack support plate 5 is composed of an upper horizontal section, a lower horizontal section, and a vertical section connected between the upper horizontal section and the lower horizontal section, and the upper horizontal section and the lower horizontal section are connected to two sides of the vertical section; the upper horizontal section is provided with a jack connecting hole 51 and a jack through hole 52, and the lower horizontal section is provided with a support plate connecting hole 53; the support plate connecting hole 53 is connected with the jack support plate connecting plate 21 through a bolt, the profiling jack 4 is installed on the upper horizontal section of the jack support plate 5 through the bolt penetrating through the jack connecting hole 51 by the profiling jack 4, and a piston rod of the profiling jack 4 penetrates through the jack through hole 52 and then is connected with the cutter head box fixing plate 3.
In specific implementation, the invention adopts the following structural components and installation modes: the profiling device of the double-row sugarcane harvester mainly comprises a mechanical displacement sensor (shown in figures 5-8), a cutter head frame (shown in figures 9-11), a cutter head box fixing plate (shown in figures 12-14), a profiling jack (shown in figures 15 and 16), a jack support plate (shown in figures 17 and 18), a cutter assembly (shown in figures 19 and 20) and the like.
The invention is designed with a mechanical displacement sensor, an induction plate 11 is designed in the mechanical displacement sensor, the induction plate is firmly fixed with a rotating shaft 12 through a bolt, bearings and bearing seats 13 are arranged on two sides of the rotating shaft, the bearing seats are connected with a fixed plate 14 through bolts, a double-torsion spring 15 is coaxially arranged with the rotating shaft, one end of the double-torsion spring is tightly attached to the fixed plate, the other end of the double-torsion spring is tightly attached to the induction plate, the induction plate is always tightly attached to the ground under the action of the elastic force of the double-torsion spring, and an angle sensor 16 is designed in the mechanical displacement sensor and used for collecting the angle change of the rotating shaft; the cutter head frame is designed, a connecting rod 17 in a mechanical displacement sensor is welded with the cutter head frame, the cutter head frame is provided with a guide hole 22, a guide shaft 31 in a fixed plate of the cutter head box penetrates through the guide hole to reciprocate, the cutter head frame is provided with 4 jack support plate connecting plates 21, and a jack support plate 5 is firmly fixed with the connecting plates through bolts; the cutter head box fixing plate is firmly fixed with a cutter head box 7 in a cutter assembly through bolts, a jack connecting hole 51 is designed in the cutter head box fixing plate, and a profiling jack piston rod is firmly fixed with the cutter head box fixing plate through a nut after penetrating through a cutter head box fixing plate preformed hole 32; the design of the scheme is provided with a profiling jack 4, one end of the profiling jack 4 is firmly connected with a jack support plate 5 through a bolt, and the other end of the profiling jack 4 is firmly connected with a cutter head box fixing plate 3; the design of this scheme has cutter assembly 6, and cutter assembly 6 passes through the bolt-up with blade disc case fixed plate 3, is reciprocating motion under the drive of profile modeling jack. When the ground fluctuates, because the two sets of mechanical displacement sensors 1 and the cutter head frame 2 are kept in a static state, the sensing plate 11 rotates around the rotating shaft, at the moment, the two sets of angle sensors 16 respectively transmit collected angle change signals to the vehicle control center, the control center converts the angle change into displacement values according to a set calculation formula and respectively transmits the displacement values to the profiling jacks, and the two sets of profiling jacks respectively drive the cutter assembly to reciprocate according to the signals to complete the ground profiling action. The change relation of the angle and the displacement value is preset and can be set by combining the actual situation.
The invention breaks through the technical bottleneck of profiling of the domestic double-row sugarcane harvester, can keep the cutters at the optimal distance from the ground all the time, and realizes the independent profiling of the two groups of cutters. The sugarcane harvester with the profiling function can ensure that the perennial roots of the sugarcane are consistent in height and can keep the perennial roots at the optimal height, thereby not only ensuring the yield of the sugarcane in the current year, but also bringing hope for the harvest of the sugarcane in the next year.
Claims (6)
1. A profiling device of a double-row sugarcane harvester is characterized by comprising a mechanical displacement sensor (1), a cutter head frame (2), a cutter head box fixing plate (3), a profiling jack (4), a jack support plate (5) and a cutter assembly (6);
the mechanical displacement sensor (1) comprises a fixing plate (14), a pair of bearing seats (13) arranged on the left side and the right side of the bottom surface of the fixing plate (14), a pair of bearings arranged in the bearing seats (13), and a rotating shaft (12) rotatably arranged between the pair of bearings, wherein an induction plate (11) is fixedly arranged on the rotating shaft (12), the induction plate (11) is of a comb-tooth-shaped structure, a double torsion spring (15) is coaxially arranged on the rotating shaft (12), one end of the double torsion spring (15) is tightly attached to the fixing plate (14), and the other end of the double torsion spring (15) is tightly attached to the induction plate (11); the angle sensor (16) is arranged on the fixing plate (14) and used for detecting the rotation angle of the rotating shaft (12); the top of the fixed plate (14) is provided with a connecting rod (17) and is connected to the front side of the cutter disc rack (2) through the connecting rod (17);
the top of the cutter disc frame (2) is provided with at least one hollowed-out mounting hole, the left side edge and the right side edge of each mounting hole are fixedly provided with a jack support plate connecting plate (21), and the front side edge and the rear side edge of each mounting hole are provided with a plurality of guide holes (22); the cutter head box fixing plate (3) comprises a top plate and a pair of side plates connected to two sides of the top plate, guide shafts (31) corresponding to the guide holes one to one are fixed on the top plate, a pair of cutter head box fixing plate preformed holes (32) are formed in the portions, close to the pair of side plates, of the top plate, and cutter head box mounting holes (33) are formed in the pair of side plates; the cutter head box fixing plate (3) is positioned above the mounting hole, the pair of side plates extend into the mounting hole, and the guide shaft (31) penetrates through the guide hole (22) on the cutter head frame (2); a pair of profiling jacks (4) and a pair of jack support plates (5) are arranged corresponding to each mounting hole, one end of each jack support plate (5) is mounted on a jack support plate connecting plate (21), the other end of each jack support plate is connected to the top of a base of each profiling jack (4), the base of each profiling jack (4) is located above a top plate of the cutter head box fixing plate (3), and a piston rod of each profiling jack (4) downwards penetrates through a cutter head box fixing plate preformed hole (32) and is connected with the cutter head box fixing plate (3); the left side plate and the right side plate of each cutter head box fixing plate (3) are fixedly connected with a cutter head box (7) of a cutter assembly (6);
the signal output end of the angle sensor (16) and the control end of the profiling jack (4) are both connected with a vehicle control center of the sugarcane harvester.
2. The profiling device of the double-row sugarcane harvester of claim 1, wherein the two mounting holes on the cutter head frame (2) are arranged in a left-right manner, and each mounting hole is provided with a pair of profiling jacks (4) and a cutter assembly (6); the two mechanical displacement sensors (1) are respectively arranged on the left side and the right side of the cutter disc rack (2); a mechanical displacement inductor (1) and two profiling jacks (4) at the same side form a group of profiling mechanisms; the vehicle control center is in independent communication with each group of profiling mechanisms.
3. The profiling device of the double-row sugarcane harvester of claim 2, wherein a movable hole (34) for the motor (9) of the cutter assembly (6) to pass through is formed in a top plate of the cutterhead case fixing plate (3).
4. A profiling device for a dual row sugarcane harvester according to any one of claims 1 to 3, characterized in that the jack support plate (5) consists of an upper horizontal section, a lower horizontal section and a vertical section connected between the upper and lower horizontal sections, the upper and lower horizontal sections being connected on either side of the vertical section; the upper horizontal section is provided with a jack connecting hole (51) and a jack through hole (52), and the lower horizontal section is provided with a support plate connecting hole (53); the support plate connecting hole (53) is connected with the jack support plate connecting plate (21) through a bolt, the profiling jack (4) is installed on the upper horizontal section of the jack support plate (5) through a bolt penetrating through the jack connecting hole (51), and a piston rod of the profiling jack (4) penetrates through the jack through hole (52) and then is connected with the cutter head box fixing plate (3).
5. A profiling device for a double row sugarcane harvester according to any one of claims 1 to 4, characterized in that the cutterhead rack (2) consists of left and right side frames, a cross frame connected between the left and right side frames and an intermediate frame connected in the middle of the cross frame; the cross frame is provided with two mounting holes which are arranged left and right.
6. A profiling device for a double-row sugarcane harvester according to any one of claims 1 to 4, characterized in that the number of the guide shafts (31) is three, and the connecting line of the three guide shafts (31) is in the shape of an isosceles triangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210857616.5A CN115250734A (en) | 2022-07-21 | 2022-07-21 | Profiling device of double-row sugarcane harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210857616.5A CN115250734A (en) | 2022-07-21 | 2022-07-21 | Profiling device of double-row sugarcane harvester |
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| Publication Number | Publication Date |
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| CN115250734A true CN115250734A (en) | 2022-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210857616.5A Pending CN115250734A (en) | 2022-07-21 | 2022-07-21 | Profiling device of double-row sugarcane harvester |
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| CN (1) | CN115250734A (en) |
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2022
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| CN214852874U (en) * | 2021-03-30 | 2021-11-26 | 潍柴雷沃重工股份有限公司 | Sugarcane collecting device for sugarcane harvester |
| CN114009211A (en) * | 2021-11-17 | 2022-02-08 | 中国科学院沈阳自动化研究所 | Sugarcane harvester header profile modeling device |
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