CN219165367U - Single motor male actuating mechanism of male operation is taken out to maize - Google Patents
Single motor male actuating mechanism of male operation is taken out to maize Download PDFInfo
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- CN219165367U CN219165367U CN202223054787.9U CN202223054787U CN219165367U CN 219165367 U CN219165367 U CN 219165367U CN 202223054787 U CN202223054787 U CN 202223054787U CN 219165367 U CN219165367 U CN 219165367U
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Abstract
The utility model discloses a single-motor male pulling executing mechanism for corn male pulling operation, which comprises a main bracket, wherein a motor is fixed below one side of the main bracket, and a male pulling main wheel is fixed on the surface of a rotor of the motor; a subsidiary shell is fixed below the other side of the main support, two notches are horizontally and symmetrically formed in the inner sides of two ends of the subsidiary shell, and a grooved bearing capable of transversely displacing along the notches is arranged in each notch; a rotating shaft with two ends inserted through corresponding grooved bearings on the notch and extending out of the auxiliary shell is arranged in the auxiliary shell, and a male auxiliary wheel corresponding to the male main wheel is rotatably arranged on the rotating shaft; two driving mechanisms for driving the auxiliary male pulling wheel to transversely displace along the notch so as to approach or depart from the main male pulling wheel are correspondingly arranged at two ends of the outer side of the auxiliary shell. The male actuating mechanism can replace manual male pulling operation, can improve the male pulling operation efficiency of corn, improve the male pulling operation quality of corn, and has excellent economic benefit.
Description
Technical Field
The utility model relates to a single-motor male pulling executing mechanism for corn male pulling operation, and belongs to the technical field of agricultural instruments.
Background
China is a large agricultural country, corn is a main grain crop, and the development of seed production corn directly affects the yield and quality of corn. In recent years, the country has paid great attention to the seed industry, and compared with the traditional links of sowing, plant protection, harvesting and the like, the seed production industry has lower mechanization rate. Especially, during the male pulling operation of seed corn, most areas still rely on traditional manual male pulling, and the efficiency is low and the cost of manual labor is high. The corn emasculation machine is used in part of the areas, but the emasculation rate of the emasculation machine is not as high as that of the manual work, manual rechecking is needed, and the purchase and maintenance cost of the corn emasculation machine is high.
The existing male pulling mechanism is single in form, one type is a rotary cutter disc, the main component is a horizontal cutter disc, and 2 to 4 blades are arranged on the cutter disc. This scheme is in the in-process of actually taking out the male, and efficiency is lower, and main shortcoming is that the maize nutrition leaf that should remain is cut out to the mistake easily, and the precision is relatively poor. Moreover, through practical researches, the stamen must be pulled out entirely during the stamen pulling operation, so that the stamen cannot be left to pollute the seed production corn field due to scattered powder. The blade form can easily cut off the stamens during waist blocking, so that the residual stamens remain on the cornstarch, and finally, the spontaneous pollen spreading still can not achieve the effect of completely emasculating.
The other is to adopt the simulated clamping actions such as a cylinder, a male pulling paw, a vertical guide rail and the like to pull out the male, the male pulling mechanism is relatively close to the manual male pulling action, but the tail ends of the two paws are also blades, and the stamens are difficult to completely clamp, so that the stamens are easy to be clamped off, and the pollution is caused by scattered powder in the residual part.
Based on the above, it is necessary to design a male drawing actuator which can achieve the precision of manual male drawing and is economical in cost.
Disclosure of Invention
The utility model provides a single-motor male pulling executing mechanism for corn male pulling operation, which has the advantages of low cost, simple structure, firmness, durability, high male pulling quality, high practicability and the like, and has wide benefit.
The technical scheme adopted by the utility model is as follows:
a single-motor male pulling executing mechanism for corn male pulling operation comprises a main support, wherein a motor is fixed below one side of the main support, and a male pulling main wheel is fixed on the surface of a rotor of the motor; a subsidiary shell is fixed below the other side of the main support, two notches are horizontally and symmetrically formed in the inner sides of two ends of the subsidiary shell, and a grooved bearing capable of transversely displacing along the notches is arranged in each notch; a rotating shaft with two ends penetrating through corresponding grooved bearings on the notch and extending out of the auxiliary shell is arranged in the auxiliary shell, and a male auxiliary wheel corresponding to the male main wheel is rotatably arranged on the rotating shaft; two driving mechanisms for driving the auxiliary male pulling wheel to transversely displace along the notch so as to approach or depart from the main male pulling wheel are correspondingly arranged at two ends of the outer side of the auxiliary shell.
As one preferable mode of the utility model, the main drawing wheel and the auxiliary drawing wheel are wheel structures with radiating blades inside and rubber surfaces with patterns on the surfaces, the radiating blades are directly used as a part of the drawing wheel, and the rubber surfaces with the patterns can increase the friction force between the drawing wheel and the stamens, so that the drawing quality can be improved.
As one preferable mode of the utility model, the driving mechanism comprises a steering engine, wherein a rotating arm is fixed at the tail end of an execution shaft of the steering engine, and a shock absorber is arranged between the tail end of the rotating arm and the tail end of a corresponding rotating shaft; the two steering engines act simultaneously to drive the corresponding rotating arms to rotate, and then the shock absorber drives the rotating shaft to transversely displace relative to the notch.
Preferably, the male pulling actuating mechanism further comprises a fixing rod, the main support is connected to the lower end of the fixing rod, and the lower end of the rod body of the fixing rod is arranged in a backward inclined mode.
Preferably, the male pulling executing mechanism further comprises a main shell, wherein the main shell is covered on the outer side of the male pulling main wheel and is fixedly connected with the main support through a suspension arm.
As a preferred aspect of the present utility model, a connection arm is further provided between the sub-housing and the main support.
As one preferable aspect of the present utility model, a limiting plate fixedly connected to the sub-housing is provided at an opening end of each notch.
The utility model has the beneficial effects that:
1. the cost is low: compared with the traditional male drawing mechanism, the male drawing executing mechanism simplifies the driving mode of a hydraulic motor, a speed reducer and a transmission shaft of the traditional male drawing machine through a motor direct driving structure, thereby reducing the cost.
2. The structure is simple: the male pulling executing mechanism is simple in composition, clear in structure, and simpler in structure, and occupies lower space due to the fact that the driving mode of a hydraulic motor, a speed reducer and a transmission shaft of the traditional male pulling machine is simplified. The motor, the steering engine and the shock absorber can be replaced by the existing products, and the emasculation main wheel driving mode adopts the motor direct driving mode, so that precise and complex structures such as gears, chains and the like are avoided, the structure is simple, and the manufacturing is easy; adopt inside to have heat radiating fin take out the male main wheel and take out the male auxiliary wheel, heat radiating fin directly becomes wholly as taking out a part of male wheel, need not to install the blade alone, has both strengthened the structural stability who takes out the male wheel, has reduced the complexity of design again.
3. Is firm and durable: the motor vibration and the atress condition that produce in the in-service use fully take into account when this patent designs, make structural design rationalize. According to the scheme, the surface of the motor rotor is connected with the male pulling wheel through the screw, so that the male pulling main wheel is tightly connected with the motor, and the sliding condition can not occur; the fixing rod, the main shell and the auxiliary shell are designed by adopting the characteristic of triangle mechanical stability, so that the shaking and deformation of the male-pulling main wheel and the male-pulling auxiliary wheel in the axial direction and the vertical direction are avoided, the service life is prolonged, and the durability is enhanced; and the male drawing wheel is provided with radiating blades, and the radiating blades start to rotate for radiating when the male drawing wheel rotates, so that the loss of motor rotation heating is delayed.
4. The male pulling quality is high: compared with the existing blade type cutting and emasculation mode, the emasculation mode of the patent can be used for extracting corn stamens from root connection, solves the problem of stamens fracture caused by other cutting emasculation schemes, greatly improves the emasculation rate of seed corn and reduces the manual recheck rate; in addition, the clearance between two take out the male main wheel and take out the male auxiliary wheel of this design can be adjusted, can adapt to the take out the male processing of different thickness stamens, has further avoided the condition emergence that presss from both sides not tightly or pinch-off.
5. The inclination angle of the variable male pulling direction has practicability: the fixing rod is detachably fixed with the main support, and the inclination angles of the male main wheel and the male auxiliary wheel of the male actuating mechanism can be changed by replacing the fixing rod with different backward inclination angles at the lower end, so that the selective operation space is formed in the extraction rate, and the extraction rate can be improved through adjustment.
Drawings
FIG. 1 is a perspective view of a single motor male extraction mechanism;
FIG. 2 is a left side perspective view of a single motor male extraction mechanism;
FIG. 3 is a schematic diagram showing a state of the single motor male pulling mechanism when in tension;
FIG. 4 is a schematic view showing a state when the single motor male pulling mechanism is released;
FIG. 5 is a schematic structural view of a main support;
FIG. 6 is a schematic perspective view of the main housing;
fig. 7 is a perspective view of the sub-housing;
FIG. 8 is a perspective view of the motor and the stationary part of the male extraction main wheel body;
fig. 9 is a fifth wheel clearance state 1: drawing a schematic drawing of a finer stamen;
fig. 10 is a fifth wheel clearance state 2: drawing a thicker stamen;
fig. 11 shows the tilt angle of the draw wheel 1: drawing a schematic drawing of a small inclination angle state;
fig. 12 is a drawing of the tilt angle state 2: drawing a schematic drawing of a large inclination angle state;
the main reference numerals in the figures have the following meanings:
1. the fixing rod, 2, the main support, 3, the motor, 4, the male drawing main wheel, 5, the main shell, 6, the suspension arm, 7, the auxiliary shell, 8, the connecting arm, 9, the notch, 10, the bearing with grooves, 11, the limiting plate, 12, the rotating shaft, 13, the male drawing auxiliary wheel, 14, the steering engine, 15, the rotating arm, 16, the shock absorber, 17 and the radiating fin.
Detailed Description
The utility model is described in detail below with reference to the drawings and examples.
As shown in fig. 1-8: the embodiment is a single-motor male pulling executing mechanism for corn male pulling operation, which comprises a fixed rod 1 and a main bracket 2, wherein the main bracket 2 is detachably connected to the lower end of the fixed rod 1; the upper end of the fixing rod 1 can be connected to different agricultural machines to be used as an interface of an end effector, and the installed state is shown in fig. 11 and 12. The angle of the fixed rod 1 is variable, and different angles are changed, so that the rolling inclination angle of the stamen clamping of the male pulling wheel is changed, and according to the research of the literature (Wang Jinjiang, chen Zhi, dong Xiang, etc. agricultural machinery school report 2016 (3): 75-81), the influence of the center distance and the inclination angle of the roller on the male pulling rate is obvious. The upper end portion of the fixing lever 1 is thus made in a different version of the variable angle, and the fixing lever 1 having a different backward tilt angle is replaced according to the actual situation to meet the demand.
A motor 3 is fixed below one side of the main support 2, a base of the motor 3 is connected with the main support 2, a rotating part is provided with a male pulling main wheel 4, the effect is to drive the male pulling main wheel 4 to complete the male pulling process of corn, a power source is provided for pulling action, compared with static gripping of stamens pulling out, the winding action under the rotating condition is more coherent than direct pulling-out action, and stamens breakage caused by suddenly pulling out stamens can be greatly reduced, so that the whole stamens can be pulled out more smoothly without breakage residues.
The main wheel 4 is a main component of the operation of drawing out the male, the component rotates by the motor 3 and rotates synchronously, the surface of the main wheel 4 is a rubber tread for increasing the friction force when contacting with the stamens, when the main wheel 4 rotates, the action of the motor 3 can be known, and the stamens can be drawn out integrally than the clamping in the static state.
A main shell 5 is covered on the outer side of the male-pulling main wheel 4, and the main shell 5 is fixedly connected with the main bracket 2 through a suspension arm 6; a sub-housing 7 is fixed below the other side of the main support 2, and a connecting arm 8 is also provided between the sub-housing 7 and the main support 2.
Two notches 9 are horizontally and symmetrically formed in the inner sides of two ends of the auxiliary shell 7, a slotted bearing 10 capable of transversely displacing along the notches 9 is arranged in each notch 9, and a limiting plate 11 fixedly connected with the auxiliary shell 7 and preventing the slotted bearing 10 from sliding out of the notch 9 is arranged at the opening end of each notch 9; a rotating shaft 12 with two ends penetrating through corresponding grooved bearings 10 on the notch 9 and extending to the outside of the auxiliary shell 7 is arranged in the auxiliary shell 7, a male auxiliary wheel 13 corresponding to the male main wheel 4 is rotatably arranged on the rotating shaft 12, and the male auxiliary wheel 13 is unpowered and can freely rotate, so that corn stamens can be reeled out together with the male main wheel 4. The auxiliary wheel 13 is designed to be free to rotate, and has the advantage that stamens can be more smoothly sent out of plants than can not rotate, and friction force in a fixed state can not be generated to cause the stamens to be broken or not be pulled out.
Two driving mechanisms for driving the auxiliary male pulling wheel 13 to transversely displace along the notch 9 to approach or depart from the main male pulling wheel 4 are correspondingly arranged at two ends of the outer side of the auxiliary shell 7, each driving mechanism comprises a steering engine 14, an actuating shaft end of each steering engine 14 is fixedly provided with a rotating arm 15, a damper 16 is arranged between the tail end of each rotating arm 15 and the corresponding tail end of each rotating shaft 12, each damper 16 is a mature device in the prior art, and specific structures of the corresponding dampers 16 are not repeated here.
The two steering engines 14 synchronously rotate, and the function is to control the auxiliary wheel 13 to change the gap between the auxiliary wheel 13 and the main wheel 4, so as to realize the adaptation of the thickness of stamens to be extracted, thereby being suitable for the seed production corn male-pulling operation of different growth vigor and different varieties, and the realization is that the steering engines 14 drive the rotating arms 15 to rotate so as to pull or push the rotating shafts 12 to transversely displace in the notch 9 through the shock absorbers 16, and then the auxiliary wheel 13 on the rotating shafts 12 is close to or far away from the main wheel 4. The two steering gears 14 are installed, compared with the mode that only one steering gear 14 is installed, the auxiliary wheel 13 can be controlled to move in the symmetrical direction at the same time, the surface of the auxiliary wheel 13 is always parallel to the surface of the main wheel 4 through synchronous rotation of the front steering gear and the rear steering gear 14, and the effect of drawing the male is not influenced by deviation caused by the force of only the single steering gear 14.
The damper 16 serves to transfer the rotation of the steering engine 14 to the auxiliary wheel 13 in a "tensioned" or "released" state, thereby exhibiting a clearance adjustment of the main wheel 4 and the auxiliary wheel 13. The design has the function of controlling the clearance of the male pulling wheel to be reduced when the thinner stamens are met in order to adapt to the stamens of corns with different thicknesses; when a thicker stamen is encountered, the clearance of the drawing wheel is controlled to be increased, so that the problem that the stamen are clamped too tightly to be broken or cannot be clamped is avoided. The shock absorber 16 can reduce the vibration generated when the male pulling main wheel 4 rotates, and also reduce the vibration of the whole male pulling executing mechanism, thereby improving the accuracy of the male pulling operation.
The main housing 5 and the sub-housing 7 cover the front and/or rear of the corresponding draw wheel and the exposed surface, respectively. The effect is to prevent the peripheral blades or other plants from being wound into the male pulling wheel by mistake during the male pulling period due to the rotation of the male pulling wheel, so that the operation effect is affected. The second function is that the outer shell of the auxiliary wheel 13 needs to be provided with a steering engine 14 and a shock absorber 16, so that the installation is firmer than that without the outer shell.
In addition, the main drawing wheel 4 and the auxiliary drawing wheel 13 are of wheel structures with radiating blades 17 inside and tread rubber surfaces on the surfaces, the radiating blades 17 are designed inside the main drawing wheel to be directly used as a part of the main drawing wheel, and the main drawing wheel is used for generating air flow along with the rotation of the main drawing wheel so as to play a role in radiating heat, on one hand, the self rotation or friction heat generation can be reduced, on the other hand, the radiating blades 17 on the main drawing wheel 4 can also reduce the heating condition of the motor 3 during operation, and the service lives of the main drawing wheel and the motor 3 are prolonged; and have the rubber surface of child line, can realize increasing and take out frictional force between male wheel and the stamen, then can promote and take out the male quality.
This take out male actuating mechanism is mainly through motor 3 drive take out the rotation of male main wheel 4, and steering wheel 14 drive takes out the relative take out male main wheel 4 tensioning of male auxiliary wheel 13 or loosen, and when this take out male actuating mechanism operation, steering wheel 14 will take out the distance adjustment of male auxiliary wheel 13 apart from taking out the male main wheel 4 and be unanimous slightly narrower clearance with maize stamen diameter according to the thickness degree of the stamen, because the shape of maize stamen is: and gets thicker downward from the top tip position. Therefore, when the male pulling executing mechanism integrally descends to the position of the middle end of the corn stamens, the corn stamens can contact the male pulling main wheel 4, the stamens is clamped by the friction force of the surface patterns of the two male pulling wheels and the tightening distance of the steering engine 14, and the diameter of the stamens is larger than the gap between the two male pulling wheels along with the increase of the descending distance, and the stamens is integrally pulled out at the moment, so that the male pulling process is completed once. The following is described by 4 exemplary states:
1. when the stamen of the corn is finer:
in this case, as shown in fig. 9, the steering engine 14 rotates, and the auxiliary drawing wheel 13 approaches to the main drawing wheel 4, so that the gap between the two drawing wheels is reduced, and the middle point of the gap between the drawing wheels is aligned with the thinner corn stamens by simultaneous downward probing (which can be realized by an agricultural machine connected with the fixing rod 1). When the diameter of the detected stamens is larger than the clearance of the drawing wheel and the friction force between the stamens and the drawing wheel is large enough, the finer stamens is integrally drawn out.
2. When the stamen of the corn is thicker:
as shown in figure 10, at this time, the steering engine 14 rotates, and the auxiliary drawing wheel 13 is far away from the main drawing wheel 4, so that the gap between the two drawing wheels is enlarged, and simultaneously, the two drawing wheels are extended downwards (through the agricultural machinery connected with the fixing rod 1), so that the middle point of the gap between the drawing wheels is aligned with the thicker corn stamens. When the diameter of the detected stamens is larger than the clearance of the drawing wheel and the friction force between the stamens and the drawing wheel is large enough, the thicker stamens is integrally drawn out.
3. Male drawing operation in small inclination angle state:
as shown in FIG. 11 and FIG. 12, the upper end of the fixing rod 1 in FIG. 11 is connected by a small bending angleThe connector is connected with the lower half part structure of the male pulling executing mechanism, and the inclination angle theta of the male pulling wheel in fig. 11 is at the moment 1 Less than the inclination angle theta of the male drawing wheel in fig. 12 2 The male pulling actuator in fig. 11 performs the male pulling operation with a small inclination angle of the male pulling wheel.
4. Male drawing operation in large inclination angle state:
as shown in fig. 11 and 12, the part of the upper end of the fixing rod 1 in fig. 12 is selected from the connecting piece with large bending angle to connect the lower half part structure of the male pulling executing mechanism, and the inclination angle theta of the male pulling wheel in fig. 12 is the same 2 Greater than the inclination angle theta of the male drawing wheel in fig. 11 1 The male pulling actuator in fig. 12 performs the male pulling operation with a large inclination angle of the male pulling wheel.
In summary, the single-motor male pulling executing mechanism for the corn male pulling operation provided by the utility model can replace manual male pulling operation, solves the problem that the traditional male pulling mechanism can not completely and thoroughly successfully pull out corn stamens, improves the efficiency of the corn male pulling operation, improves the quality of the corn male pulling operation, and has excellent economic benefits.
The foregoing is merely illustrative of the preferred embodiments of this utility model, and it will be appreciated by those skilled in the art that variations and modifications may be made without departing from the principles of this utility model, and such variations and modifications are to be regarded as being within the scope of this utility model.
Claims (7)
1. A male actuating mechanism is taken out to single motor of male operation is taken out to maize, its characterized in that: the motor is fixed below one side of the main support, and a male-pulling main wheel is fixed on the surface of a rotor of the motor; a subsidiary shell is fixed below the other side of the main support, two notches are horizontally and symmetrically formed in the inner sides of two ends of the subsidiary shell, and a grooved bearing capable of transversely displacing along the notches is arranged in each notch; a rotating shaft with two ends penetrating through corresponding grooved bearings on the notch and extending out of the auxiliary shell is arranged in the auxiliary shell, and a male auxiliary wheel corresponding to the male main wheel is rotatably arranged on the rotating shaft; two driving mechanisms for driving the auxiliary male pulling wheel to transversely displace along the notch so as to approach or depart from the main male pulling wheel are correspondingly arranged at two ends of the outer side of the auxiliary shell.
2. The single motor male extraction actuator of claim 1, wherein the primary and secondary wheels are of a wheel structure having heat dissipating fins inside and tread rubber surfaces on the surfaces.
3. The single-motor male-pulling actuating mechanism for corn male-pulling operation according to claim 1, wherein the driving mechanism comprises a steering engine, a rotating arm is fixed at the tail end of an actuating shaft of the steering engine, and a shock absorber is arranged between the tail end of the rotating arm and the tail end of a corresponding rotating shaft; the two steering engines act simultaneously to drive the corresponding rotating arms to rotate, and then the shock absorber drives the rotating shaft to transversely displace relative to the notch.
4. The single motor male pulling actuator for corn male pulling operation of claim 1, further comprising a fixing rod, wherein the main bracket is connected to the lower end of the fixing rod, and the lower end of the rod body of the fixing rod is inclined backward.
5. The single motor male pulling actuator of claim 1, further comprising a main housing, wherein the main housing is covered on the outer side of the male pulling main wheel and is fixedly connected with the main support through a boom.
6. The single motor male extraction actuator of claim 1 wherein a connecting arm is further provided between the secondary housing and the primary support.
7. The single motor male pulling actuator for corn male pulling operation of claim 1, wherein a limiting plate fixedly connected with the sub-housing is disposed at the open end of each slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223054787.9U CN219165367U (en) | 2022-11-17 | 2022-11-17 | Single motor male actuating mechanism of male operation is taken out to maize |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223054787.9U CN219165367U (en) | 2022-11-17 | 2022-11-17 | Single motor male actuating mechanism of male operation is taken out to maize |
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| CN219165367U true CN219165367U (en) | 2023-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223054787.9U Active CN219165367U (en) | 2022-11-17 | 2022-11-17 | Single motor male actuating mechanism of male operation is taken out to maize |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115843676A (en) * | 2022-11-29 | 2023-03-28 | 新疆九御科技有限公司 | Male drawing actuating mechanism for corn male drawing operation and male drawing detection method |
| CN115843676B (en) * | 2022-11-29 | 2024-08-02 | 新疆九御科技有限公司 | Male extraction executing mechanism for corn male extraction operation and male extraction detection method |
-
2022
- 2022-11-17 CN CN202223054787.9U patent/CN219165367U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115843676A (en) * | 2022-11-29 | 2023-03-28 | 新疆九御科技有限公司 | Male drawing actuating mechanism for corn male drawing operation and male drawing detection method |
| CN115843676B (en) * | 2022-11-29 | 2024-08-02 | 新疆九御科技有限公司 | Male extraction executing mechanism for corn male extraction operation and male extraction detection method |
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