CN209376215U - A kind of corn combine is automatically to row sensing device - Google Patents
A kind of corn combine is automatically to row sensing device Download PDFInfo
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- CN209376215U CN209376215U CN201822091549.2U CN201822091549U CN209376215U CN 209376215 U CN209376215 U CN 209376215U CN 201822091549 U CN201822091549 U CN 201822091549U CN 209376215 U CN209376215 U CN 209376215U
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Abstract
The utility model belongs to agriculture intelligent equipment field, specifically a kind of corn combine is automatically to row sensing device, sensor module is mounted on corn combine by installing fixed cell, upper cover and support base are respectively arranged in fixed plate, shaft is rotatably installed in fixed plate and/or support base, one end of detection bar is connected with one end of shaft, the other end for detecting bar is free end, angular transducer is installed on the upper cover, and the axis of angular transducer and the other end of shaft connect；It is equipped in upper cover and covers the torsional spring in shaft, the both ends of torsional spring are connected with shaft and upper cover respectively；Plant touching deviates the free end that bar is detected on the corn picker of crop row, drives shaft rotation by detection bar, rotational angle is passed to angular transducer by shaft.The utility model realizes the automatic to row of corn picker, ensure that corn picker is gathered in along corn crop row.
Description
Technical field
The utility model belongs to agriculture intelligent equipment field, and specifically a kind of corn combine automatically passes row
Induction device, the self-navigation for corn combine control.
Background technique
It is one of the important composition of navigation system to row sensing device automatically in precision agriculture.Currently, being applied to corn
Combine harvester is automatically to there are mainly four types of row sensing devices: navigation routine detection device i.e. based on image procossing flexible is touched
Automatic aligning device, the automatic aligning device based on limit switch and the automatic aligning device angle sensor based of palpus.
Consider from Fundamentals of Sensors complexity and precision, automatic aligning device angle sensor based, which is suitble to survey in field, produces system
It is applied in system, uses the automatic aligning device of flexible antenna in the commercialization system for measuring yield of the states such as America and Europe mostly, but China is just
Starting stage in precision agriculture, there is no more technological accumulation and the products with practical value in this field.
Automatic aligning device angle sensor based can deviate the degree on corn trade, obtained letter with quantitative response corn picker
Number line control unit can be handled.
Navigation routine detection device based on image procossing is currently in experimental stage, and does not enter formal application, right
There is special requirement in processing chip and working environment；Flexible antenna automatic aligning device is at present in American-European most of corn
It is used on combine harvester, high reliablity is in other with purposes sensor, but such product is in blank stage, China in China
With imitated ability, but and do not have the basis that mass production comes into operation；Luggage is set several based on limit switch
Just it was applied in agricultural machinery self-navigation before 10 years, in developed country's prevalence, sensors with auxiliary electrode structure is simple, since triggering is opened
It closes and is only capable of providing the directional information of yaw, be a kind of qualitative and non-quantitation method, can be provided being not enough row information, no
Can be used for the control automatically to line control unit, which results in use can be generated when this device to row control precision it is not high
The case where.From the perspective of operator of farm machinery, sensors with auxiliary electrode can not provide an accurate information and be taken with alerting operator
Which kind of movement.Based on angle information feedback to row detection device, this device is capable of providing quantitative navigation information, for realizing
The automatic of corn combine controls row.
Utility model content
Existing automatically to the above problem existing for row sensing device in order to solve, the purpose of this utility model is to provide one
Kind corn combine is automatically to row sensing device.
The purpose of this utility model is achieved through the following technical solutions:
The utility model includes sensor module and installation fixed cell, which passes through installation fixed cell peace
On corn combine；The sensor module includes angular transducer, upper cover, torsional spring, support base, shaft, consolidates
Fixed board and detection bar, wherein upper cover and support base are respectively arranged in fixed plate, the shaft be rotatably installed in fixed plate and/
Or in support base, one end of the detection bar is connected with one end of shaft, and the other end of the detection bar is free end, the angle
Degree sensor is installed on the upper cover, and the axis of the angular transducer is connect with the other end of the shaft；Set is equipped in the upper cover
The both ends of torsional spring in shaft, the torsional spring are connected with shaft and upper cover respectively；Plant touching deviates the corn of crop row
The free end of the detection bar on harvester, drives shaft rotation by the detection bar, the shaft passes to rotational angle
Angular transducer；
Wherein: limit detection bar is repositioned to the limit of measurement zero point when be equipped in the support base as detection bar return
Position baffle；
The support base be equipped with groove, the postive stop baffle be located at the slot opening end and with detect bar rotation side
To opposite side；
It is equipped with fixed block in the upper cover, the fixed block and the shaft interlock, and the torsional spring is located at the upper of fixed block
Side, one end of the torsional spring are connected to fixed block, and the other end is connected with the upper cover；
The upper cover and support base are respectively arranged in the upper and lower surface of fixed plate, and it is respectively and solid that the shaft passes through bearing
Fixed board and support base rotation connection；
The angular transducer is fixed on upper lid by stud, the other end of the axis of the angular transducer and the shaft
Interference fit；
The installation fixed cell is a pair of fixed frame, one end of the fixed frame of a pair respectively with the fixed plate
Both ends are connected, and the other end of the pair of fixed frame is bent to side respectively, and is fixed in the lower section of the nearside divider front end；
Automatically below the front end of the nearside divider for being mounted in pairs in corn harvester header to row sensing device, this at
Pair the automatic detection bar in row sensing device measurement dead-center position spacing plant can be allowed to pass through.
The advantages of the utility model and good effect are as follows:
1. the utility model realizes the automatic to row of corn picker, corn harvesting can reflect by angular transducer
Machine deviates the degree on corn trade, and then corrects the deviation of corn picker, ensure that corn picker along corn crop row
It is gathered in.
2. the utility model is provided with postive stop baffle in support base, by the effect of torsional spring and postive stop baffle, guarantee
Detection bar can be restored to measurement zero point.
Detailed description of the invention
Fig. 1 is that the utility model is mounted on the working state figure on nearside divider；
Fig. 2 is the schematic perspective view of the utility model；
Fig. 3 is the explosive view of the utility model；
Wherein: 1 is sensor module, and 101 be angular transducer, and 102 be stud, and 103 be upper cover, and 104 be torsional spring, 105
It is bearing for fixed block, 106,107 be support base, and 108 be shaft, and 109 be fixed plate, and 110 be detection bar, and 111 be limit
Baffle.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
As shown in Figures 1 to 3, the utility model includes that sensor module 1 and installation fixed cell 2, the sensor module 1 are logical
Cross the lower section that installation fixed cell 2 is mounted on 3 front end of nearside divider of the corn combine ceding of Taiwan.
Sensor module 1 includes angular transducer 101, upper cover 103, torsional spring 104, fixed block 105, bearing 106, support bottom
Seat 107, shaft 108, fixed plate 109, detection bar 110 and postive stop baffle 111, wherein upper cover 103 and support base 107 are solid respectively
It is connected to the upper and lower surface of fixed plate 109, upper cover 103 is hollow cylindrical-shaped structure；Shaft 108 is rotatably installed in fixed plate 109
And/or in support base 107, the shaft 108 of the present embodiment passes through bearing 106 and fixed plate 109 and 107 turns of support base respectively
Dynamic connection.One end of detection bar 110 is fixedly connected by jackscrew with one end of shaft 108, so that detection bar 110 is in shaft 108
Sagittal plane rotation when, shaft 108 can rotate with it, what shaft 108 and fixed plate 109 and support base 107 were rotatablely connected
Two bearings 106 are located at the two sides up and down of detection 110 one end of bar；The other end for detecting bar 110 is free end.Support base
107 are equipped with the groove of U-typed, and one end of detection bar 110 is placed in the groove, and is rotated in groove；Postive stop baffle 111
Be fixed on the side of support base 107, positioned at slot opening end and with the opposite side of detection 110 rotation direction of bar, as spy
Position limiting structure when 110 return of measuring staff.Angular transducer 101 is fixed in upper cover 103 by stud 102, the angular transducer
101 axis and the other end of shaft 108 are interference fitted.
Be respectively equipped with torsional spring 104 and fixed block 105 in upper cover 103, fixed block 105 connect by jackscrew with shaft 108 and
Shaft 108 interlocks, and torsional spring 104 is located at the top of fixed block 105 and is set in shaft 108, one end of the torsional spring 104 with consolidate
It is affixed to determine block 105, the other end is connected with upper cover 103, and constitutes angular transducer centering mechanism with the screw in upper cover 103.It turns round
Spring 104 and postive stop baffle 111 guarantee that detection bar 110 can be restored to measurement zero point.By being screwed into screw to torsional spring in upper cover 103
104 are pre-tightened.
The front end of the automatic nearside divider 3 that corn harvester header is mounted in pairs in row sensing device of the utility model
Lower section, the pairs of automatic detection bar 110 in row sensing device can allow plant in the spacing for measuring dead-center position
Pass through；More abundant to row signal in order to make to obtain simultaneously, the length of detection bar 110 is also designed long enough.In order to adapt to
The shape of nearside divider 3, the fixed plate 109 of the utility model are designed to trapezoidal.Installing fixed cell 2 is a pair of fixed frame 201,
One end of the fixed frame 201 of a pair is respectively and fixedly connected to the both ends of fixed plate 109, the other end difference of a pair of fixed frame 201
It is bent to side, and is fixed in the lower section of 3 front end of nearside divider.
The working principle of the utility model are as follows:
During corn picker harvesting corn, when corn picker since the out-of-flatness of field ground and transience are inclined
When from corn crop row, plant can touch to be made to detect to a wherein detection bar 110 for row detection device automatically
Bar 110 rotates, and detection bar 110 drives shaft 108 to rotate, then rotational angle is directly passed to angular transducer by shaft 108
101, angular transducer 101 converts detectable signal for the angle information of rotation and passes to automatically that (this is practical to row control system
Novel control system be the prior art), control system obtain steering angle of wheel, determine turn to direction, backward corn
Harvester issues turn signal, and control corn picker is turned to, to guarantee that corn picker is carried out along corn crop row
Harvesting.
Return under the action of torsional spring 104 of bar 110 is detected, and measurement zero point is repositioned to by the limitation of postive stop baffle 111.
Claims (8)
1. a kind of corn combine is automatically to row sensing device, it is characterised in that: solid including sensor module (1) and installation
Order member (2), the sensor module (1) are mounted on corn combine by installing fixed cell (2)；The sensor
Module (1) includes angular transducer (101), upper cover (103), torsional spring (104), support base (107), shaft (108), fixed plate
(109) and bar (110) are detected, wherein upper cover (103) and support base (107) are respectively arranged on fixed plate (109), and described turn
Axis (108) is rotatably installed in fixed plate (109) and/or support base (107), one end of detection bar (110) and shaft
(108) one end is connected, and the other end of the detection bar (110) is free end, and the angular transducer (101) is mounted on upper cover
(103) on, the axis of the angular transducer (101) is connect with the other end of the shaft (108)；It is equipped in the upper cover (103)
The torsional spring (104) on shaft (108) is covered, the both ends of the torsional spring (104) are connected with shaft (108) and upper cover (103) respectively；It is beautiful
Rice plant touching deviates the free end of detection bar (110) on the corn picker of crop row, passes through detection bar (110) band
Rotational angle is passed to angular transducer (101) by turn axis (108) rotation, the shaft (108).
2. corn combine according to claim 1 is automatically to row sensing device, it is characterised in that: the support bottom
Limit detection bar (110) is repositioned to the postive stop baffle of measurement zero point when be equipped on seat (107) as detection bar (110) return
(111)。
3. corn combine according to claim 2 is automatically to row sensing device, it is characterised in that: the support bottom
Seat (107) be equipped with groove, the postive stop baffle (111) be located at the slot opening end and with detect bar (110) rotation direction phase
Anti- side.
4. corn combine according to claim 1 is automatically to row sensing device, it is characterised in that: the upper cover
(103) fixed block (105) are equipped in, the fixed block (105) and the shaft (108) interlock, and the torsional spring (104) is located at solid
Determine the top of block (105), one end of the torsional spring (104) is connected to fixed block (105), and the other end is connected with the upper cover (103).
5. corn combine according to claim 1 is automatically to row sensing device, it is characterised in that: the upper cover
(103) upper and lower surface of fixed plate (109) is respectively arranged in support base (107), the shaft (108) passes through bearing
(106) it is rotatablely connected respectively with fixed plate (109) and support base (107).
6. corn combine according to claim 1 is automatically to row sensing device, it is characterised in that: the angle passes
Sensor (101) is fixed on upper cover (103) by stud (102), the axis of the angular transducer (101) and the shaft (108)
The other end interference fit.
7. corn combine according to claim 1 is automatically to row sensing device, it is characterised in that: the installation is solid
Order member (2) is a pair of fixed frame (201), one end of the fixed frame (201) of a pair respectively with the fixed plate (109)
Both ends are connected, and the other end of the pair of fixed frame (201) is bent to side respectively, and is fixed in nearside divider (3) front end
Lower section.
8. corn combine according to claim 1 is automatically to row sensing device, it is characterised in that: described automatic right
Row sensing device is mounted in pairs in below the front end of the nearside divider (3) of corn harvester header, this is pairs of automatic to pass row
Detection bar (110) in induction device can allow plant to pass through in the spacing of measurement dead-center position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822091549.2U CN209376215U (en) | 2018-12-13 | 2018-12-13 | A kind of corn combine is automatically to row sensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822091549.2U CN209376215U (en) | 2018-12-13 | 2018-12-13 | A kind of corn combine is automatically to row sensing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209376215U true CN209376215U (en) | 2019-09-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822091549.2U Active CN209376215U (en) | 2018-12-13 | 2018-12-13 | A kind of corn combine is automatically to row sensing device |
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| Country | Link |
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| CN (1) | CN209376215U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111512776A (en) * | 2020-03-18 | 2020-08-11 | 山东省农业机械科学研究院 | Crop harvester profiling and opposite-row simulation control test bed and test method |
| CN115416638A (en) * | 2022-09-28 | 2022-12-02 | 苏州拿瑟加电子科技有限公司 | Brake detection device and detection system thereof |
-
2018
- 2018-12-13 CN CN201822091549.2U patent/CN209376215U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111512776A (en) * | 2020-03-18 | 2020-08-11 | 山东省农业机械科学研究院 | Crop harvester profiling and opposite-row simulation control test bed and test method |
| CN115416638A (en) * | 2022-09-28 | 2022-12-02 | 苏州拿瑟加电子科技有限公司 | Brake detection device and detection system thereof |
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