CN114354150A - Device and method for detecting matching suitability of seed sowing device and seed guiding pipe - Google Patents
Device and method for detecting matching suitability of seed sowing device and seed guiding pipe Download PDFInfo
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- CN114354150A CN114354150A CN202111458865.9A CN202111458865A CN114354150A CN 114354150 A CN114354150 A CN 114354150A CN 202111458865 A CN202111458865 A CN 202111458865A CN 114354150 A CN114354150 A CN 114354150A
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Abstract
The invention provides a device and a method for detecting matching suitability of a seed sowing device and a seed guiding pipe, which relate to the field of performance detection of a seed sowing machine and comprise a rack, a detection mechanism, a movable seat for carrying the seed sowing device and a support seat for bearing the seed guiding pipe, wherein the movable seat is connected with the rack through a two-axis movement mechanism; aiming at the problem that the matching degree of the existing seed metering device and seed guiding tube is difficult to carry out quick matching, the relative positions of the seed metering device and the seed guiding tube are freely adjusted, seed feeding data under various matching states are obtained, the optimal matching relative positions of the seed metering device and the seed guiding tube are obtained, reasonable matching of the seed metering device and the seed guiding tube is realized, and the seeding quality is ensured.
Description
Technical Field
The invention relates to the field of seeder performance detection, in particular to a device and a method for detecting matching suitability of a seed sowing device and a seed guiding pipe.
Background
Along with the popularization of high-speed precision seeding technology, high speed and high efficiency become the mainstream trend of the current seeding technology. The seeder is in the high-speed operation in-process, and the seed falls into the kind ditch that the furrow opener opened in the guide of seed pipe behind the seed discharging from the kind of the row of seeders, under earthing wheel and press wheel effect, accomplishes the seeding operation.
At present, various detection devices for the seed metering performance and the seed guiding performance of a seed guiding pipe of a seed metering device exist, but the detection devices aim at the working state of an individual element, and the matching degree of the seed metering device and the seed guiding pipe can also influence the final seed discharging operation quality of the seed guiding pipe; if the matching degree of the seed sowing device and the seed guiding pipe is unreasonable, the seeds often collide and bounce with the inside of the seed guiding pipe after entering the seed guiding pipe, the problems of uneven grain distance, overlarge grain distance variation coefficient and the like are caused, and the operation quality is reduced. And the higher the operation speed, the more serious the influence on the sowing quality. Although the matching positions of the seed guiding pipe and the seed sowing device can be adjusted in a manual adjustment mode to obtain the matching state meeting the requirement, the manual adjustment needs to test and adjust the matching degree of one of the seed guiding pipe and the seed sowing device, on one hand, the efficiency is low, on the other hand, the accurate corresponding data of the matching degree of the seed guiding pipe and the seed sowing device is difficult to establish, and therefore data support cannot be provided for the subsequent improvement of the matching degree.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a device and a method for detecting the matching suitability of a seed metering device and a seed guiding tube, which can freely adjust the relative positions of the seed metering device and the seed guiding tube, acquire seed throwing data in each matching state, convert the matching state of the detection process and the relative position into data, acquire the optimal matching relative positions of the seed metering device and the seed guiding tube, realize the reasonable matching of the seed metering device and the seed guiding tube and ensure the seeding quality.
The invention aims to provide a device for detecting the matching suitability of a seed sowing device and a seed guiding pipe, which adopts the following technical scheme:
the seed sowing device comprises a frame, a detection mechanism, a support base used for carrying a moving base of the seed sowing device and used for bearing a seed guide pipe, wherein the moving base is connected with the frame through a two-axis movement mechanism, the support base is installed in the frame through a single-axis movement mechanism and is arranged opposite to the moving base, the detection mechanism comprises a detection element and a controller, the detection element is used for acquiring seed falling data of the seed guide pipe and sending the seed falling data to the controller, and the controller is used for controlling the two-axis movement mechanism and/or the single-axis movement mechanism to act so as to adjust the relative position of the moving base and the support base.
Furthermore, the two-axis movement mechanism and the single-axis movement mechanism jointly form a three-axis movement mechanism, the three-axis movement mechanism comprises linear moving pairs respectively arranged along X, Y, Z three directions, each linear moving pair is correspondingly matched with a displacement sensor, and the displacement sensors are used for acquiring displacement data of the linear moving pairs and sending the displacement data to the controller.
Further, the support base comprises a connecting plate, a positioning seat and a fixing seat, the positioning seat and the fixing seat are arranged on the connecting plate at intervals, a positioning groove is formed in the positioning seat, positioning holes matched with the positioning pins are formed in two sides of the positioning groove, a fixing groove is formed in the fixing seat, and the positioning groove is combined with the fixing groove to form a support portion used for installing the seed guide pipe.
Furthermore, the detecting element comprises at least two seed falling photoelectric sensors, at least one seed falling photoelectric sensor is arranged at the seed discharging outlet end of the seed guide pipe, and at least one seed falling photoelectric sensor is arranged at the seed feeding inlet end of the seed guide pipe.
Furthermore, a fan is arranged on the rack, is communicated with the air pipe and extends to the movable seat through the air pipe so as to be used for butting the seed sowing device; a linear guide mechanism is arranged on the frame and is matched with the three-axis movement mechanism.
Furthermore, a touch display screen is installed on the rack and connected with the controller.
Further, the controller is connected with a control handle, and the control handle is used for obtaining external triaxial displacement data and sending the data to the controller.
The second purpose of the invention is to provide a method for detecting the matching suitability of a seed sowing device and a seed guiding pipe, which utilizes the device for detecting the matching suitability of the seed sowing device and the seed guiding pipe and comprises the following steps:
installing a seed sowing device on a moving seat, installing a seed guiding pipe on a support seat, and adjusting the seed sowing device and the seed guiding pipe to a matching position;
setting working parameters of a seed sowing device, acquiring seed falling data of a seed guiding pipe when the seed sowing device works and sending the seed falling data to a controller;
adjusting the relative position of the seed sowing device and the seed guiding pipe, repeatedly acquiring seed falling data and sending the seed falling data to the controller;
the controller acquires the falling data and processes and analyzes the falling data.
Further, the seed dropping data comprises seed dropping data of a seed feeding inlet end of the seed guide pipe and seed dropping data of a seed discharging outlet end of the seed guide pipe.
Further, the method also comprises the steps of adjusting at least one working parameter of the seed metering device, acquiring seed falling data when the seed metering device works and sending the seed falling data to the controller.
Compared with the prior art, the invention has the advantages and positive effects that:
(1) aiming at the problem that the matching degree of the existing seed metering device and seed guiding tube is difficult to be quickly matched, the relative positions of the seed metering device and the seed guiding tube are freely adjusted by setting a three-axis movement mechanism to drive the seed metering device and the seed guiding tube to act, seed throwing data under each matching state is acquired, the matching state datamation of the detection process and the relative position is acquired, the optimal matching relative positions of the seed metering device and the seed guiding tube are acquired, the reasonable matching of the seed metering device and the seed guiding tube is realized, and the seeding quality is ensured.
(2) Displacement sensors are respectively arranged in the motion directions of X \ Y \ Z three directions, the displacement sensors collect position information in the adjustment process of the movable seat in real time and feed back the position information to the controller, on one hand, an operator can conveniently display and adjust the relative positions of the seed metering device and the seed guide pipe to be tested in real time, on the other hand, feedback control is formed, the displacement and position data of the seed metering device and the seed guide pipe to be tested can be conveniently led out for test analysis, and data support is provided for determining the optimal matching position.
(3) The bracket base is of a multi-point clamping structure, and the seed guide pipe is accurately fixed in a clamping mode through the positioning groove and the fixing groove; the positioning seat, the fixing seat and the connecting plate are of a split structure, and the fixing installation of different types of seed guiding pipes can be realized by replacing parts.
(4) Under the adjustment of a three-axis motion mechanism with three-axis linkage, the matching rationality detection of the seed sowing device and the seed guiding pipe under different relative positions is realized; and collecting data discharged by the seed guiding pipe after the seeds are discharged from the seed discharging device by combining a seed falling detection element, repeatedly comparing matching rationality at different positions, and determining the optimal relative position.
(5) Arranging seed dropping photoelectric sensors at the inlet position and the outlet position of the seed discharging pipe respectively, acquiring data of seeds at the inlet position and the outlet position of the seed discharging pipe respectively, and integrating the data of the two positions to analyze the data; the data of the inlet position of the seed discharging pipe is collected and can be used as the middle position of a seed falling path, when a plurality of positions are detected, the same seed state at the middle position is subjected to batch elimination or selection, the data acquisition and processing efficiency is improved, and the accuracy of data acquisition is ensured on the basis of the seed discharging data at the outlet position of the seed discharging pipe.
(6) The mode of manual and automatic cooperative control of relative postures is adopted, an operator can independently carry out micro and quick adjustment on the linear moving pair in each direction through the control handle, and can carry out feedback control adjustment on the three-axis movement mechanism through the controller and the touch display screen.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
FIG. 1 is a schematic view of a detection device of embodiment 1 or 2 of the present invention after being installed with a seed metering device and a seed guiding tube;
FIG. 2 is a schematic view of a detection apparatus in embodiment 1 or 2 of the present invention;
FIG. 3 is a schematic view of a stent holder according to embodiment 1 or 2 of the present invention;
FIG. 4 is a schematic view of the movable base according to embodiment 1 or 2 of the present invention;
fig. 5 is a schematic view of a working flow of the detection apparatus in embodiment 1 or 2 of the present invention.
In the figure, 1, a rack, 2, a machine shell, 3, a Z-direction auxiliary guide rail, 4, a bottom plate, 5, an X-direction linear driving mechanism, 6, a Z-direction linear driving mechanism, 7, a seed box, 8, a fan, 9, a fan adapter, 10, a wind pressure sensor, 11, a bracket base, 12, a Y-direction linear driving mechanism, 13, a Y-direction displacement sensor, 14, a Z-direction displacement sensor, 15, an X-direction displacement sensor, 16, a moving base, 17, a touch display screen, 18, a sensor fixing base, 19, a seed dropping photoelectric sensor, 20, a seed guide pipe, 21, a seed metering device, 1101, a positioning base, 1102, a connecting plate, 1103, an inner fixing plate 1104, 1105 and an outer fixing plate are arranged.
Detailed Description
Example 1
In an exemplary embodiment of the present invention, as shown in fig. 1-5, a device for detecting the suitability of a seed metering device for matching with a seed guiding tube is provided.
To the problem that present seed metering ware, seed guide matching degree are difficult to carry out quick matching, provide a seed metering ware and seed guide matching suitability detection device, drive seed metering ware 21, the action of seed guide 20 through setting up triaxial moving mechanism, the relative position of free adjustment seed metering ware 21, seed guide 20 to obtain the data of throwing seeds under each matching state, with the matching state datamation of testing process and relative position, obtain seed metering ware 21, seed guide 20's best matching relative position, realize seed metering ware 21, seed guide 20's reasonable matching, guarantee seeding quality.
The device for detecting the matching suitability of the seed metering device and the seed guide tube mainly comprises a frame 1, a detection mechanism, a three-axis movement mechanism, a moving seat 16 for carrying the seed metering device 21 and a support seat 11 for bearing the seed guide tube 20.
The frame 1 is a main body bearing structure and is integrally of a frame structure, the shell 2 is fixedly installed on the outer side of the frame 1 through bolts, and the frame 1 comprises and reserves an area for operating the seed metering device 21 and the seed guide tube 20 for adjustment.
Remove seat 16 and connect frame 1 through the diaxon motion, support seat 11 installs in frame 1 and with removing seat 16 mutual disposition through single-axis motion, and detection mechanism includes detecting element and controller, and detecting element is used for acquireing seed guide 20's kind of data and sends to the controller, and the controller is used for controlling diaxon motion and/or the action of single-axis motion in order to adjust the relative position who removes seat 16 and support seat 11.
The two-axis movement mechanism and the single-axis movement mechanism jointly form a three-axis movement mechanism, the three-axis movement mechanism comprises linear moving pairs respectively arranged in X, Y, Z three directions, each linear moving pair is correspondingly matched with a displacement sensor, and the displacement sensors are used for acquiring displacement data of the linear moving pairs and sending the displacement data to the controller.
Further, a linear guide mechanism is arranged on the machine frame 1 and matched with the three-axis movement mechanism.
In the present embodiment, as shown in fig. 1 and fig. 2, the three-axis motion mechanism includes X, Y, Z linear motion pairs respectively disposed along three directions, namely, an X-direction linear driving mechanism 5, a Y-direction linear driving mechanism 12, and a Z-direction linear driving mechanism 6, and since a large load needs to be borne in the Z direction, a Z-direction auxiliary guide rail 3 is further provided as a linear guide mechanism, the X-direction linear driving mechanism 5 is coupled with an X-direction displacement sensor 15, the Y-direction linear driving mechanism 12 is coupled with a Y-direction displacement sensor 13, and the Z-direction linear driving mechanism 6 is coupled with a Z-direction displacement sensor 14.
It can be understood that in this embodiment, the displacement sensors in the three XYZ directions all adopt laser displacement sensors, and in other embodiments, displacement sensors in other forms may be used instead, so as to meet the requirement of displacement detection; the linear driving mechanisms in the same XYZ three directions can adopt a mode of combining a screw rod sliding block mechanism with a driving motor, and can also adopt other modes according to requirements.
Specifically, as shown in fig. 2, the Z-direction linear driving mechanism 6 is composed of a lead screw, a lead screw fixing seat 1103, a speed reducer and a servo motor, the lead screw is mounted on the rack 1 through the lead screw fixing seat 1103, the servo motor is connected with the lead screw through the speed reducer to drive the lead screw to rotate, and the bottom plate 4 is connected with a slider matched with the lead screw through a bolt; the Z-direction auxiliary guide rails 3 are arranged on two sides of the axis of the screw rod, the bottom plate 4 forms a moving pair by matching the auxiliary slide blocks with the Z-direction auxiliary guide rails 3, and the bottom plate 4 is guided in an auxiliary mode relative to the Z-direction movement of the rack 1, so that the stability of the bottom plate in the moving process is improved.
Similarly, for the X-direction linear driving mechanism 5, a screw slider structure can be adopted to cooperate with a moving pair driven by a servo motor, the screw slider structure and the servo motor are both installed on the bottom plate 4, a moving seat 16 is installed on a slider of the screw slider structure, and the moving seat 16 is used for carrying a seed sowing device 21 to be detected.
It can be understood that, as shown in fig. 4, in order to improve the connection strength between the X-direction linear driving mechanism 5 and the seed sowing device 21, the screw slider mechanism is provided with two sliders, and the two sliders are simultaneously connected with the movable base 16.
The Y-direction linear driving mechanism 12 and the X-direction linear driving mechanism 5 are identical in structure, a screw slider structure can be adopted to be matched with a moving pair driven by a servo motor, the screw slider mechanism and the servo motor are both arranged on the rack 1, and the support base 11 is arranged on a slider of the screw slider mechanism through a bolt.
It can be understood that displacement sensors are respectively arranged in the three directions of X \ Y \ Z, and the displacement sensors collect position information of the movable seat 16 in the adjusting process in real time and feed back the position information to the controller.
In another embodiment, a three-axis motion mechanism may be installed between the movable base 16 and the frame 1, and the movable base 16 may be adjusted in three directions of XYZ directly by the three-axis motion mechanism.
The displacement sensor is convenient for an operator to display and adjust the relative positions of the seed metering device 21 to be tested and the seed guiding tube 20 in real time, and forms feedback control, so that the displacement and position data can be conveniently exported for test analysis, and data support is provided for determining the best matching position.
The support base 11 comprises a connecting plate 1102, a positioning seat 1101 and a fixing seat 1103, the positioning seat 1101 and the fixing seat 1103 are arranged on the connecting plate 1102 at intervals, a positioning groove is formed in the positioning seat 1101, positioning holes matched with positioning pins are formed in two sides of the positioning groove, a fixing groove is formed in the fixing seat 1103, and the positioning groove is combined with the fixing groove to form a support portion for installing the seed guide tube 20.
The positioning seat 1101 is a structure with a middle deep groove and circular positioning holes formed in the front side and the rear side; the fixing base 1103 has a rectangular-like structure, a fixing mounting hole is formed in the middle of the front side of the fixing base, rectangular positioning grooves are formed in two sides of the front side of the fixing base, and positioning holes are reserved in the back side of the fixing base.
In the present embodiment, as shown in fig. 3, the fixing base 1103 is provided with an outer fixing plate 1104 and an inner fixing plate 1105, and a fixing groove is formed between the outer fixing plate and the inner fixing plate for engaging with the catheter 20. Different specifications can be configured for various structures on the support base 11.
The outer fixing plate 1104 and the inner fixing plate 1105 are both flat plate with circular boss structures, a circular positioning pin hole is formed in the middle of the boss, the inner fixing plate 1105 and the outer fixing plate 1104 are positioned through the middle pin hole of the fixing seat 1103 of the support seat 11, and the bolts are fixedly installed on the fixing seat 11031103 of the support seat 11.
The bracket seat 11 is a multi-point clamping structure, and the seed guide tube 20 is accurately fixed in a clamping mode through a positioning groove and a fixing groove; with adopting split type structure between positioning seat 1101, fixing base 1103 and the connecting plate 1102, through changing some parts, can realize the adjustment to a support portion structure, adapt to the fixed mounting of different types seed guide pipe 20.
The detecting element comprises at least two seed falling photoelectric sensors 19, at least one seed falling photoelectric sensor 19 is arranged at the seed discharging outlet end of the seed guide tube 20, and at least one seed falling photoelectric sensor 19 is arranged at the seed feeding inlet end of the seed guide tube 20.
As shown in fig. 5, in the present embodiment, the seed dropping photoelectric sensor 19 is mounted on the seed guiding pipe 20 through the sensor fixing seat 18, and the sensor fixing seat 18 can be mounted at the tail end and the head end of the seed guiding pipe 20 through interference fit; arranging seed dropping photoelectric sensors 19 at the inlet position and the outlet position of the seed discharging pipe respectively, acquiring data of seeds at the inlet position and the outlet position of the seed discharging pipe respectively, and integrating the data of the two positions to analyze the data; the data of the inlet position of the seed discharging pipe is collected and can be used as the middle position of a seed falling path, when a plurality of positions are detected, the same seed state at the middle position is subjected to batch elimination or selection, the data acquisition and processing efficiency is improved, and the accuracy of data acquisition is ensured on the basis of the seed discharging data at the outlet position of the seed discharging pipe.
Further, the matched structure of the seed sowing device 21 and the seed guiding pipe 20 in the working process is a negative pressure fan 8 assembly which comprises a fan 8, a wind pressure sensor 10, a fan adapter 9 and an air pipe, the fan 8 is installed on the rack 1, and the fan 8 is communicated with the air pipe and extends to the moving seat 16 through the air pipe so as to be used for butting the seed sowing device 21.
As shown in fig. 1 and 2, the blower 8 is installed at the bottom of the rack 1, and an air outlet of the blower 8 is connected with two air pipes through a blower adapter 9, and the two air pipes respectively penetrate through air outlets on the side surfaces of the casing 2. The wind pressure sensor 10 is arranged on the fan adapter 9, measures the pressure of the air outlet of the fan 8 and sends the pressure to the controller.
The X-direction displacement sensor 15 is arranged on the right side of the X-direction linear driving mechanism 5; the Y-direction displacement sensor 13 is arranged in the middle of the connecting plate 1102; the Z-displacement sensor 14 is mounted to the rightmost side of the central beam of the gantry 1.
The controller is used as a signal processing and operation control unit and is arranged at the top of the frame 1; in addition, a start/stop and emergency stop mechanical switch is arranged at the upper end of the frame 1; a touch display screen 17 is installed on the rack 1, and the touch display screen 17 is connected with a controller; the touch display screen 17 is embedded in the top of the front side of the machine shell 2; the whole detection device is provided with a driving motor driving interface of the seed metering device 21, and the seed metering device 21 to be tested can also be driven by a self driving system. The controller is connected with a control handle, and the control handle is used for obtaining external triaxial displacement data and sending the data to the controller, thereby controlling the movement of the triaxial movement mechanism.
Specifically, in this embodiment, the frame 1 is a rectangular welding frame structure with a cubic shape; the shell 2 is of a U-shaped sheet metal structure, three sides of the shell are provided with radiating grids, and the side surface of the shell is provided with an observation window; the bottom plate 4 is a rectangular plate structure with counter bores and threaded holes; the movable frame is of a rectangular plate structure, 8 counter bores are symmetrically distributed at the upper end of the movable frame, and 2 threaded holes and partial circular grooves are distributed at the lower end of the movable frame.
Example 2
In another embodiment of the invention, as shown in fig. 1-5, a method for detecting the matching suitability of a seed metering device and a seed guiding pipe is provided.
The device for detecting the matching suitability of the seed metering device and the seed guiding pipe as described in the embodiment 1 comprises the following steps:
installing a seed metering device 21 on a moving seat 16 and installing a seed guide tube 20 on a support seat 11, and adjusting the seed metering device 21 and the seed guide tube 20 to a matching position;
setting working parameters of the seed metering device 21, acquiring seed falling data of the seed guide pipe 20 when the seed metering device 21 works and sending the seed falling data to the controller; the seed dropping data comprises seed dropping data at the seed inlet end of the seed guide tube 20 and seed dropping data at the seed discharging outlet end of the seed guide tube 20;
adjusting the relative position of the seed sowing device 21 and the seed guiding pipe 20, repeatedly acquiring seed falling data and sending the seed falling data to the controller;
adjusting at least one working parameter of the seeding unit 21, acquiring seed dropping data of the seeding unit 21 during working and sending the seed dropping data to the controller;
the controller acquires the falling data and processes and analyzes the falling data.
Further, with reference to fig. 1 to 5, a method for detecting the matching suitability of a seed sowing device and a seed guiding tube is described in detail: the working process is as follows:
1) starting a switch, lighting a green signal lamp, starting a system, and finishing system initialization;
2) assembling a test sample piece: a seed guide pipe 20 to be tested is positioned and fixedly arranged on the bracket base 11, and a seed falling detection element is arranged at the tail end of the seed guide pipe 20; the seed metering device 21 to be tested is fixedly arranged on the movable base 16 through bolts;
3) clicking the touch display screen 17, selecting a 'manual adjustment' option, using a control handle, manually adjusting a linear driving mechanism in the X/Y/Z direction, and adjusting a seed sowing device 21 and a seed guiding pipe 20 to a preset relative position;
4) connecting a negative pressure air outlet end of the detection device and an air inlet pipe of a seed sowing device to be tested 21 by using an air pipe, clicking a touch display screen 17, setting air pressure and operating a fan 8;
5) clicking the touch display screen 17 to set basic parameters such as row spacing, the number of the 21-shaped holes of the seed metering device to be tested, the operation speed and the like;
5) the motor is driven to operate the seeding unit 21, and the seeding unit 21 starts to operate. The seeds fall into the seed guide tube 20 after being discharged from the seed discharger 21, and fall into the seed box 7 from the seed falling photoelectric sensor 19 at the tail end of the seed guide tube 20;
6) clicking the touch display screen 17 to start collection, collecting seed falling conditions of the seed sowing device 21 during working, solving the collected time intervals between seeds by the controller, calculating parameters such as the number of repeat seeding, the number of miss seeding, the rate of repeat seeding, the rate of miss seeding, the qualified grain spacing rate, the grain spacing variation coefficient and the like, and evaluating the relative position of the current test seed sowing device 21 and the seed guiding pipe 20 by means of the parameter testers.
7) And (5) after the test is finished, closing the fan 8 and clicking a stop switch.
The relative posture is cooperatively controlled manually and automatically, an operator can independently and rapidly adjust the linear moving pair in each direction through the control handle, and can perform feedback control adjustment on the three-axis movement mechanism through the controller and the touch display screen 17.
Under the adjustment of a three-axis motion mechanism with three-axis linkage, the matching rationality detection of the seed sowing device 21 and the seed guiding pipe 20 at different relative positions is realized; the seed falling detection element is combined to collect the data of the seeds discharged from the seed discharger 21 and then discharged through the seed guide pipe 20, the matching rationality at different positions is repeatedly compared, and the optimal relative position is determined. The optimal matching relative position of the seed sowing device 21 and the seed guide tube 20 is obtained through repeated tests, so that the reasonable matching of the seed sowing device 21 and the seed guide tube 20 is realized, and the sowing quality is ensured.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a seed metering ware and seed guide match suitability detection device, a serial communication port, which comprises a frame, detection mechanism, a support frame that is used for carrying on the removal seat of seed metering ware and is used for bearing the seed guide, it passes through diaxon motion to connect the frame to remove the seat, the support frame passes through single-axis motion and installs in the frame and with removing the seat mutual disposition, detection mechanism includes detecting element and controller, detecting element is used for acquireing the seed guide fall data and send to the controller, the controller is used for controlling diaxon motion and/or the action of single-axis motion in order to adjust the relative position who removes seat and support frame.
2. The device for detecting the matching suitability of the seed metering device and the seed guiding pipe as claimed in claim 1, wherein the two-axis movement mechanism and the single-axis movement mechanism jointly form a three-axis movement mechanism, the three-axis movement mechanism comprises linear moving pairs respectively arranged along X, Y, Z three directions, each linear moving pair is correspondingly matched with a displacement sensor, and the displacement sensors are used for acquiring displacement data of the linear moving pairs and sending the displacement data to the controller.
3. The device for detecting the matching suitability of the seed metering device and the seed guiding pipe as claimed in claim 1, wherein the support base comprises a connecting plate, a positioning base and a fixed base, the positioning base and the fixed base are arranged on the connecting plate at intervals, the positioning base is provided with positioning grooves, positioning holes for matching the positioning pins are arranged on two sides of the positioning grooves, the fixed base is provided with fixing grooves, and the positioning grooves and the fixing grooves form a support part for installing the seed guiding pipe.
4. The device for detecting the matching suitability of a seed metering device and a seed guiding tube as claimed in claim 1, wherein the detection element comprises at least two seed dropping photoelectric sensors, at least one seed dropping photoelectric sensor is arranged at the seed metering outlet end of the seed guiding tube, and at least one seed dropping photoelectric sensor is arranged at the seed feeding inlet end of the seed guiding tube.
5. The device for detecting the matching suitability of the seed metering device and the seed guiding pipe as claimed in claim 1, wherein a fan is installed on the frame, is communicated with the air pipe and extends to the moving seat through the air pipe so as to be used for butting the seed metering device; a linear guide mechanism is arranged on the frame and is matched with the three-axis movement mechanism.
6. The device for detecting the matching suitability of the seed metering device and the seed guiding pipe as claimed in claim 1, wherein a touch display screen is mounted on the rack and is connected with the controller.
7. The device for detecting the matching suitability of the seed metering device and the seed guiding pipe as claimed in claim 1, wherein a control handle is connected with the controller, and the control handle is used for acquiring external three-axis displacement data and sending the external three-axis displacement data to the controller.
8. A method for detecting the matching suitability of a seed metering device and a seed guiding tube, which utilizes the device for detecting the matching suitability of the seed metering device and the seed guiding tube as claimed in any one of claims 1 to 7, and is characterized by comprising the following steps:
installing a seed sowing device on a moving seat, installing a seed guiding pipe on a support seat, and adjusting the seed sowing device and the seed guiding pipe to a matching position; setting working parameters of a seed sowing device, acquiring seed falling data of a seed guiding pipe when the seed sowing device works and sending the seed falling data to a controller;
adjusting the relative position of the seed sowing device and the seed guiding pipe, repeatedly acquiring seed falling data and sending the seed falling data to the controller;
the controller acquires the falling data and processes and analyzes the falling data.
9. The method for detecting the matching suitability of a seed metering device and a seed guiding tube as claimed in claim 8, wherein the seed dropping data comprises seed dropping data at a seed inlet end of the seed guiding tube and seed dropping data at a seed metering outlet end of the seed guiding tube.
10. The method for detecting the matching suitability of a seed metering device and a seed guiding pipe as claimed in claim 8, further comprising adjusting at least one operating parameter of the seed metering device, acquiring seed dropping data when the seed metering device is in operation and sending the seed dropping data to the controller.
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- 2021-12-01 CN CN202111458865.9A patent/CN114354150A/en active Pending
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| CN110441080A (en) * | 2018-05-04 | 2019-11-12 | 天津科技大学 | A kind of experimental provision of seed sowing device performance detection |
| CN109387388A (en) * | 2018-12-28 | 2019-02-26 | 中国农业大学 | A kind of universal seed-metering performance detector |
| CN214010766U (en) * | 2020-08-25 | 2021-08-20 | 西北农林科技大学 | Garlic seeder seed metering ware capability test device |
| CN113176082A (en) * | 2021-03-31 | 2021-07-27 | 山东省农业机械科学研究院 | Device and method for detecting seed discharging performance of air suction seed metering device |
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