CN207612573U - Tractor and its front-end equipment and angle detection device - Google Patents
Tractor and its front-end equipment and angle detection device Download PDFInfo
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- CN207612573U CN207612573U CN201721380262.0U CN201721380262U CN207612573U CN 207612573 U CN207612573 U CN 207612573U CN 201721380262 U CN201721380262 U CN 201721380262U CN 207612573 U CN207612573 U CN 207612573U
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- angular transducer
- rocking arm
- end equipment
- plate
- connecting plate
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Abstract
The utility model is related to tractor and its front-end equipments and angle detection device.The angle detection device includes angular transducer (8), angular transducer mounting plate (9), rocking arm (10), connecting rod (11), connecting plate (12), and the angular transducer is fixed on the angular transducer mounting plate；The rocking arm (10) is mounted on the angular transducer, can be rotated relative to the angular transducer；The connecting rod (11) connects the rocking arm (10) and the connecting plate (12), and can be rotated relative to the rocking arm (10) and the connecting plate (12), by the rotation for being changed into the rocking arm of the connecting plate (12).
Description
Technical field
The utility model belongs to tractor field, is related to a kind of tractor front-end equipment.
Background technology
Tractor front-end equipment is a kind of device for mounting preposition farm implements, is mainly used for transfer device, weeding, removes
The work such as snow, harvesting beet.Tractor increases front-end equipment and the working efficiency of tractor can be improved, while can effectively balance
The dynamic load that rear linkage generates during the work time, for these reasons, it will be following dilatory to increase front-end equipment
A kind of trend of machine development.The front-end equipment that tractor is equipped in the prior art relies primarily on the reduction of hydraulic cylinder to realize
The lifting of front-end equipment, in front-end equipment lifting process, there are the actual bits that driver can not judge front-end equipment
It sets, the operation heights of farm implements can not be accurately controlled, adjustment height can only be gone by operating experience or need an other people on ground
It is commanded, causes working efficiency low.The problems such as tilling depth is inconsistent, oil cylinder rapid wear.
Invention content
The utility model is made in view of the problem above of the prior art, and one kind exists in the prior art to overcome or alleviated by
Or more disadvantage, a kind of beneficial selection is at least provided.
In order to achieve the above object, the utility model provides a kind of tractor front-end equipment angle detection device, institute
It includes angular transducer, angular transducer mounting plate, rocking arm, connecting rod, connecting plate, the angular transducer to state angle detection device
It is fixed on the angular transducer mounting plate；The rocking arm is mounted on the angular transducer, can the relatively described angle biography
Sensor rotates；The connecting rod connects the rocking arm and the connecting plate, and can be rotated relative to the rocking arm and the connecting plate.
Another aspect according to the present utility model provides a kind of tractor front-end equipment, which is characterized in that described to drag
Machine drawing front-end equipment includes side plate, the lower rod shaft on the side plate and can be rotated relative to lower rod shaft
Lower pull rod, angle detection device, the angle detection device include angular transducer, angular transducer mounting plate, rocking arm, company
Bar, connecting plate, the angular transducer are fixed on the angular transducer mounting plate；The rocking arm is passed mounted on the angle
On sensor, it can be rotated relative to the angular transducer；The connecting rod connects the rocking arm and the connecting plate, and can be with respect to institute
Rocking arm and connecting plate rotation are stated, the angular transducer mounting plate is fixed on the side plate, and the connecting plate is rotatable
Ground is fixed on the lower rod shaft.
Another aspect according to the present utility model, provides a kind of tractor comprising the front-end equipment of prescription.
Technical solution according to the present utility model, according to the job requirements of different agricultural machinery and implement, the work for setting forward mounting is high
Position is spent, ground control is carried out without other staff, to improve the working efficiency of tractor.
Description of the drawings
Fig. 1 is according to a kind of schematic diagram of the front-end equipment of embodiment of the utility model.
Fig. 2 is a kind of schematic diagram of the angle detection mechanism 7 of embodiment according to the utility model.
Fig. 3 and Fig. 4 is the angular transducer fundamental diagram according to a kind of embodiment of the utility model.
Specific implementation mode
Fig. 1 is according to a kind of schematic diagram of the front-end equipment of embodiment of the utility model.As shown in Figure 1, according to this
A kind of front-end equipment of embodiment of utility model includes upper connecting rod 1, upper frame 2, side plate 3, hydraulic cylinder assembly 4, lower pull rod
Shaft 5, lower pull rod 6, angle detection mechanism 7.In order to clearer, angle detection mechanism 7 is irised out with circle in figure, and individually
It is shown.
A kind of embodiment according to the present utility model, upper connecting rod 1 are connect by axis pin with upper frame 2, and upper frame 2 is under
Rod shaft 5 is fixedly connected by bolt with side plate 3 respectively, and hydraulic cylinder assembly 4 is connect by axis pin with upper frame 2 and lower pull rod 6,
Lower pull rod 6 is supported on lower rod shaft 5, can be rotated around lower rod shaft 5, angle detection mechanism 7 by bolt and side plate 3 and
Lower pull rod 6 connects, and bearing 13, bearing 13 and the linkage of lower pull rod 6 are carried on lower pull rod 6, can reflect that lower pull rod 6 descends pull rod relatively
The rotation of shaft 5.When hydraulic cylinder assembly 4 works, with stretching for cylinder rod, lower pull rod 6 can be rotated around lower rod shaft 5, complete
At the lifting of lower pull rod 6.
Lower pull rod 6 may include two parts, and a part is body part, another is support arm, passes through arm supports
It is rotated on lower rod shaft 5 and around lower rod shaft 5.
Fig. 2 is a kind of schematic diagram of the angle detection mechanism 7 of embodiment according to the utility model.As shown in Fig. 2, according to
Angle detection mechanism 7 according to a kind of embodiment of the utility model includes angular transducer 8, angular transducer mounting plate 9, shakes
Arm 10, connecting rod 11, connecting plate 12.Wherein, angular transducer mounting plate 9 is bolted on side plate 3；Angular transducer 8
It is bolted on angular transducer mounting plate 9；Rocking arm 10 is mounted on by resilient key on angular transducer 8；Rocking arm 10
Can relative angle sensor 8 rotate, for convenience of description, be known as twisted point at the rotatable connection between rocking arm 10 and angular transducer 8
1.Connecting plate 12 is secured by bolts on bearing 13,11 connecting rocker arm 10 of connecting rod and connecting plate 12.For convenience of description, connecting rod 11
It is referred to as twisted point 2 with the place of rotatable connection of 10 holder of rocking arm, is referred to as twisting at the rotatable connection between connecting rod 11 and connecting plate 12
Point 3.Due to from the side, the substantially form of point at these rotatable connections, thus referred to as swivel joint, but in fact,
This can be rotatable connection face.
Lower rod shaft 5 forms rotation center.Instantly when pull rod 6 is rotated around lower rod shaft 5, bearing 13 rotates therewith,
Bearing 13 and connecting plate 12 are rigidly connected, thus connecting plate 12 is driven to move, and connecting rod 11 and connecting plate 12 can relatively rotate), and
Rocking arm 10 is set to rotate via connecting rod 11, to which angular transducer 8 can measure the rotational angle of rocking arm, so as to learn drop-down
The position of bar 6.The detection signal of angular transducer 8 can pass to a control device, such as lifting controller (TCU) etc.,
The position of pull rod 6 is determined down according to the detection signal from angular transducer 8 by the control device, and passes through video or audio etc.
Mode for example informs driver by the notice device in driver's cabin.Notify that device is, for example, LCD panel and/or loud speaker etc..
Fig. 3 and Fig. 4 is the angular transducer fundamental diagram according to a kind of embodiment of the utility model.As shown in figure 3,
(middle position state needs to demarcate, such as the detection angles of sensor are ± 35 °, then need under the middle position state of angle detection mechanism
Extreme position is found out, then middle position is arranged 0 ° of position), it watches from side viewing, rocking arm 10, connecting plate 12, twisted point 2 (shake
11 junction of arm 10 and connecting rod) virtual line between rotation center, twisted point 3 (junction of connecting rod 11 and connecting plate 12) and
Virtual line between twisted point 1 (rocking arm 10 and angular transducer, 8 junction) forms quadrangle.And connecting rod 11 forms
The diagonal connecting line of the quadrangle.The quadrangle is preferably parallelogram or close to parallelogram (quasi-parallel four side
Shape), to realize that the rotation angle of bearing changes the reasonable transmission to the angle change of rocking arm.Parallelogram or quasi-parallel four side
Shape can simplify operation.
As shown in figure 4, rocking arm 10, connecting rod 11, connecting plate 12 and the virtual line of twisted point 1 and rotation center constitute
Quadrangle.As shown in figure 3 the case where, is different, and in situation shown in Fig. 4, connecting rod 11 constitutes the side of quadrangle, rather than Fig. 3
Shown in constitute diagonal connecting line.
In the front-end equipment course of work, angular transducer accurately measures lower pull rod by detecting the rotational angle of rocking arm
Movement angle, and angle signal is fed back into lifting controller (TCU), TCU by control valve group control cylinder it is flexible come
Change the height and position of lower pull rod.When actual job, operator is according to the job requirements of different agricultural machinery and implement in advance in operation interface
On set the working depth position percentage of following pull rod total kilometres (indicate) of lower pull rod, angular transducer detects drop-down
After the angle change of bar, signal is passed into TCU, TCU control cylinders are flexible, and lower pull rod is made to be automatically adjusted to setting height position
It sets, to realize automatically controlling and accurately controlling for farm implements operation height.
Technical solution according to the present utility model, according to the job requirements of different agricultural machinery and implement, the work for setting forward mounting is high
Position is spent, ground control is carried out without other staff, to improve the working efficiency of tractor.It can be set in operation interface in advance
Determine the deflection angle of angular transducer, realizes that the two extreme positions of front-end equipment raising and lowering are adjustable.Existing technology
The lifting that front-end equipment is mainly realized by the reduction of the oil cylinder of front-end equipment leads to the limit position of front-end equipment
Set be exactly oil cylinder stroke extreme position.Oil cylinder is chronically under this working condition, is easy to cause hermetic devices damage, drop
The service life of low oil cylinder.The technology of this patent is lifted by an additional detection device come control cylinder.The angle of this patent
Spend approximate parallelogram or parallelogram connection-rod of the testing agency using rocking arm, connecting rod, connecting plate, lower rod shaft composition
Structure realizes accurately controlling for angular transducer.
Claims (8)
1. a kind of tractor front-end equipment angle detection device, the angle detection device includes angular transducer (8), angle
Sensor mounting plate (9), rocking arm (10), connecting rod (11), connecting plate (12) are spent,
The angular transducer is fixed on the angular transducer mounting plate；The rocking arm (10) is mounted on the angle sensor
On device, it can be rotated relative to the angular transducer；
The connecting rod (11) connects the rocking arm (10) and the connecting plate (12), and being capable of the relatively described rocking arm (10) and described
Connecting plate (12) rotates, by the rotation for being changed into the rocking arm of the connecting plate (12).
2. a kind of tractor front-end equipment angle detection device according to claim 1, which is characterized in that described to drag
Machine drawing front-end equipment includes side plate (3), the lower rod shaft (5) being mounted on the side plate (3) and can descend pull rod relatively
The lower pull rod (6) of shaft (5) rotation,
Wherein, the angular transducer mounting plate can be fixed on the side plate (3), and the connecting plate is fixed on the drop-down
On bar.
3. a kind of tractor front-end equipment, which is characterized in that the tractor front-end equipment includes side plate, is mounted on the side
Lower rod shaft (5) on plate and can relative to lower pull rod (6), the angle detection device (7) of lower rod shaft (5) rotation,
The angle detection device include angular transducer (8), angular transducer mounting plate (9), rocking arm (10), connecting rod (11),
Connecting plate (12), the angular transducer are fixed on the angular transducer mounting plate；The rocking arm (10) is mounted on described
On angular transducer, it can be rotated relative to the angular transducer；
The connecting rod (11) connects the rocking arm (10) and the connecting plate (12), and being capable of the relatively described rocking arm (10) and described
Connecting plate rotates, and the angular transducer mounting plate is fixed on the side plate, and the connecting plate (12) is fixed on the drop-down
On bar.
4. tractor front-end equipment according to claim 3, which is characterized in that the lower rod shaft (5) constitutes rotation
Turn center, the junction of the rocking arm (10) and the angular transducer be known as the first twisted point, by the connecting rod (11) with shake
It is known as the second twisted point at the rotatable connection of arm (10) holder, at the rotatable connection between the connecting rod and the connecting plate (12)
Be referred to as third twisted point, watch from side viewing, the rocking arm (10), the rotation center and the third twisted point line, described
Virtual line, the third twisted point between second twisted point and rotation center and the virtual line between first twisted point are formed
Quadrangle, the connecting rod form the diagonal connecting line of the quadrangle.
5. tractor front-end equipment according to claim 3, which is characterized in that the lower rod shaft (5) constitutes rotation
Turn center, the junction of the rocking arm (10) and the angular transducer be known as the first twisted point, by the connecting rod (11) with shake
It is known as the second twisted point at the rotatable connection of arm (10) holder, at the rotatable connection between the connecting rod and the connecting plate (12)
It is referred to as third twisted point, then watches from side viewing, the rocking arm (10), the connecting rod, the rotation center and the third twists
Virtual line between line, first twisted point and the rotation center put forms quadrangle.
6. tractor front-end equipment according to claim 3, which is characterized in that the lower pull rod is existed by arm supports
It is rotated on the lower rod shaft (5) and around the lower rod shaft (5).
7. tractor front-end equipment according to claim 4 or 5, which is characterized in that the quadrangle is parallel four side
Shape or quasi-parallel quadrangle.
8. a kind of tractor, which is characterized in that including claim 3-6 any one of them tractor front-end equipments.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721380262.0U CN207612573U (en) | 2017-10-25 | 2017-10-25 | Tractor and its front-end equipment and angle detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721380262.0U CN207612573U (en) | 2017-10-25 | 2017-10-25 | Tractor and its front-end equipment and angle detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207612573U true CN207612573U (en) | 2018-07-17 |
Family
ID=62826601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721380262.0U Active CN207612573U (en) | 2017-10-25 | 2017-10-25 | Tractor and its front-end equipment and angle detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207612573U (en) |
-
2017
- 2017-10-25 CN CN201721380262.0U patent/CN207612573U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 241080 16 e - Xi Road, San Shan Economic Development Zone, Wuhu, Anhui Patentee after: Zhonglian Agricultural Machinery Co., Ltd Address before: No.16, exi Road, Sanshan Economic Development Zone, Wuhu City, Anhui Province Patentee before: ZOOMLION HEAVY MACHINERY Co.,Ltd. |