CN212180281U - Electric-drive accurate depth-fixing transplanting test bed - Google Patents
Electric-drive accurate depth-fixing transplanting test bed Download PDFInfo
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- CN212180281U CN212180281U CN202020871378.XU CN202020871378U CN212180281U CN 212180281 U CN212180281 U CN 212180281U CN 202020871378 U CN202020871378 U CN 202020871378U CN 212180281 U CN212180281 U CN 212180281U
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- test bed
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- transplanting
- displacement sensor
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Abstract
The utility model discloses an electric-drive accurate depth-fixing transplanting test bed, which comprises a base, a test bed bracket, a lifting system, a displacement sensor, a land wheel assembly and a control device; the test bed bracket and the lifting system are arranged on the base; the lifting system can drive the test bed bracket to move up and down along the guide post on the base; the bottom of base is equipped with land wheel assembly, displacement sensor one end link to each other with the base, one end links to each other with land wheel assembly in addition, land wheel assembly can drive along with the rise and fall of ridge height when rolling on the ridge displacement sensor flexible, control device displacement sensor's signal, control operating system's motor is rotatory, and then realizes that the test bench rises or descends.
Description
Technical Field
The utility model relates to the field of agricultural machinery, especially, relate to a can change test bench of seedling transplantation degree of depth along with ridge height.
Background
The transplanter on the market at present mainly relies on profiling mechanism to realize transplanting depth control when working, and the regulation precision is low, and the response is slow. The transplanting depth plays an important role in the late growth of the seedlings, and the adoption of an electrification means is a better solution for improving the transplanting depth consistency rate. Meanwhile, in the design process of the transplanter, a sample machine needs to carry out a large number of tests, and the complete sample machine is too high in cost, large in size, needs a large test field and is easily influenced by test weather. In conclusion, it is necessary to design a test bed which can not only respond quickly to the height of the ridge and realize consistent transplanting depth, but also reduce the design and development cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims at having the profiling device that the depthkeeping device generally adopted to current transplantation slow, the precision is low not enough that there is the response, provides an accurate depthkeeping of electricity drive and transplants test bench and working method thereof, can carry out the overall planning experiment to transplanter core work link.
The utility model adopts the following technical proposal:
an electric-drive accurate depth-fixing transplanting test bed comprises a base, a test bed bracket, a lifting system, a displacement sensor, a land wheel assembly and a control device;
the test bed bracket and the lifting system are arranged on the base; the lifting system can drive the test bed bracket to move up and down along the guide post on the base; the bottom at the base is equipped with the land wheel assembly, displacement sensor one end link to each other with the displacement sensor link plate on the base, one end links to each other with the land wheel link plate of land wheel assembly in addition, the land wheel assembly can drive along with the rise and fall of ridge height when rolling on the ridge the displacement sensor flexible, controlling means is according to displacement sensor's signal, control operating system's motor is rotatory, and then realizes that the test bench rises or descends, reaches and transplants the degree of depth unanimous.
As a further technical scheme, the guide column is of a channel steel structure.
As a further technical scheme, the base comprises a rectangular frame and four upright posts, and the four upright posts are vertically arranged on the rectangular frame.
As a further technical scheme, a screw rod top end mounting seat is arranged at the upper part of the upright post.
As a further technical scheme, an upper limit sensor is installed on the screw rod top end installation seat.
As a further technical scheme, the lifting system comprises two sets, wherein each set of lifting system comprises a servo motor, a lead screw and a lead screw sliding block; the motor drives the lead screw to rotate, the lead screw is vertically arranged, the lead screw drives a sliding block to move up and down, and the sliding block is connected with the test bed bracket through a connecting piece.
As a further technical scheme, a lower limit sensor is arranged on the lifting system.
As a further technical scheme, a slotted steel wheel is arranged on the side surface of the test bed bracket.
As a further technical scheme, a transplanting assembly is arranged on the test bed bracket.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses elevating gear, land wheel assembly, sensor are transplanted in the installation, when soil box rotation and outside power input, can once accomplish transplant, transplant a plurality of experiments such as degree of depth, transplant experimental in a large number before being fit for the prototype trial-manufacturing.
(2) The utility model discloses a transplant degree of depth elevating gear adopts servo drive, and the precision is high, the response is fast.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
Fig. 1 and 2 are schematic structural views of the present invention;
FIG. 3 is a schematic view of the structure of the base of the test bed of the present invention;
FIG. 4 is a schematic view of a screw top mounting base structure
FIG. 5 is a schematic view of the stand support structure of the present invention;
fig. 6 is a schematic structural view of the lifting system of the present invention;
FIG. 7 is the schematic view of the assembly structure of the servo motor bearing of the present invention
FIG. 8 is a schematic view of the structure of the transplanting assembly of the present invention;
FIG. 9 is a schematic structural view of the land wheel assembly of the present invention;
the device comprises a test bed base 1, a test bed support 2, a lifting system 3, a transplanting assembly 4, a displacement sensor 5 and a land wheel assembly 6, wherein the test bed base is fixed on the test bed support;
1-1 welding a base of a test bed, 1-2 welding a mounting base at the top end of a lead screw, 1-3 welding a ground wheel hanging plate, 1-4 welding a displacement sensor hanging plate and 1-5 hanging and supporting ground wheels;
1-2-1 side plate, 1-2-2 displacement sensor, 1-2-3 bearing seat, 1-2-4 connecting plate, 1-2-5U-shaped frame and 1-2-6 connecting plate;
2-1 frame, 2-2 groove steel wheels, 2-3 bearing fixing seats with seats, 2-4 transmission shafts, 2-5 bearings with seats and 2-6 chain wheels.
3-1 servo motor, 3-2 gear box, 3-3 servo motor bearing assembly, 3-4 coupler, 3-5 lead screw and 3-6 connecting piece;
3-3-1 connecting plate, 3-3-2 displacement sensor, 3-3-3 bearing seat, 3-3-4U-shaped piece, 3-3-5 through hole and 3-3-6 connecting plate;
4-1 seedling throwing assembly, 4-2 transmission chains, 4-3 planting mechanism and 4-4 chain wheel II;
6-1 telescopic sleeve, 6-2 connecting rod and 6-3 ground wheel.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, unless the invention expressly state otherwise, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
for convenience of description, the words "upper", "lower", "left" and "right" in the present application, if any, merely indicate correspondence with the upper, lower, left and right directions of the drawings themselves, and do not limit the structure, but merely facilitate the description of the present invention and simplify the description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
The terms "mounted", "connected" and "fixed" in the present invention should be understood in a broad sense, for example, they may be fixedly connected, detachably connected, or integrated; the two components can be connected mechanically or electrically, directly or indirectly through an intermediate medium, or connected internally or in an interaction relationship, and specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Just as the background art introduces, exist not enoughly among the prior art, in order to solve above-mentioned technical problem, the utility model provides an electricity drives accurate depthkeeping and transplants test bench and working method thereof.
In an exemplary embodiment of the present application, as shown in fig. 1 to 6, an electrically driven precise fixed-depth transplanting test bed is provided, which comprises a test bed base 1, a test bed support 2, a lifting system 3, a transplanting assembly 4, a displacement sensor 5, a ground wheel assembly 6 and a control device; the test bed bracket 2 and the lifting system 3 are arranged on the test bed base 1; the lifting system 3 can drive the test bed bracket 2 to move up and down along the guide post on the base; be equipped with land wheel assembly 6 in the bottom of base, displacement sensor one end link to each other with the base, one end links to each other with the land wheel assembly in addition, land wheel assembly 6 can drive along with the rise and fall of ridge height when rolling on the ridge displacement sensor flexible, controlling means is rotatory according to displacement sensor's signal, and then realizes that the test bench rises or descends.
As shown in FIG. 2, the test bed base 1 comprises a test bed base main frame 1-1, a screw top end mounting seat 1-2, a land wheel hanging plate 1-3, a displacement sensor hanging plate 1-4 and a land wheel suspension support 1-5; the test bed base main frame 1-1 comprises a rectangular base and four upright posts, a guide rail is fixed beside each upright post, and channel steel wheels 2-2 on a test bed bracket 2 can move up and down along the guide rails; in this embodiment, the guide rail is a channel steel.
The inner side of the base is provided with a land wheel hanging plate 1-3, a land wheel suspension support 1-5 is arranged on the land wheel hanging plate 1-3, and the land wheel suspension support 1-5 is used for supporting a land wheel assembly 6; a displacement sensor hanging plate 1-4 is arranged on the outer side of the base; the displacement sensor hanging plate 1-4 is a U-shaped structure, and the U-shaped structure is fixed on a cross beam of the base through a bolt; for articulation with the displacement sensor 5; two upright columns positioned at opposite angles are respectively provided with a screw rod top end mounting seat 1-2; in the corresponding figure 2, a screw rod top end mounting base 1-2 is arranged on the upright column at the front left, and a screw rod top end mounting base 1-2 is arranged on the upright column at the rear right; the two screw top end mounting bases 1-2 are mounted mainly because two lifting systems are arranged in the system, and one lifting system 3 corresponds to one screw top end mounting base 1-2; the two lifting systems 3 respectively drive the test bed bracket to move up and down.
The structure of the screw top end mounting base 1-2 is shown in figure 3 and comprises a side plate 1-2-1, a displacement sensor 1-2-2, a bearing seat 1-2-3, a connecting plate 1-2-4, a U-shaped frame 1-2-5 and a connecting plate 1-2-6; two side plates 1-2-1 are welded inside the U-shaped frame 1-2-5, two connecting plates 1-2-4 are arranged outside the U-shaped frame 1-2-5, and the connecting plates 1-2-4 are used for installing the mounting base 1-2 at the top end of the whole screw on the upright post; the side wall of the upper part of the U-shaped frame 1-2-5 is provided with a bearing seat 1-2-3, the side wall of the upper part of the U-shaped frame 1-2-5 is connected with a connecting plate 1-2-6 through a bolt, the connecting plate 1-2-6 is provided with a strip-shaped hole, and the displacement sensor 1-2-2 is clamped in the strip-shaped hole and can be fixed in position through the bolt. The displacement sensor 1-2-2 is mainly used for limiting the highest position of the test bed bracket 2.
As shown in fig. 4, the test bed bracket 2 comprises a frame 2-1, channel steel wheels 2-2, a bearing holder with a seat 2-3, a transmission shaft 2-4, a bearing holder with a seat 2-5 and a chain wheel 2-6;
the frame 2-1 comprises 7 connecting rods, wherein four connecting rods are combined together to form a rectangular structure, a vertical rod is respectively arranged on the left and right parallel connecting rods of the rectangular structure, and the two vertical rods are connected through a cross rod; two channel steel wheels 2-2 are respectively arranged at the outer sides of the right connecting rod and the left connecting rod;
two fixed seats 2-3 with bearings are arranged on the left connecting rod, two bearings with bearings are arranged on the two fixed seats 2-3 with bearings, a rotating shaft 2-5 is arranged between the two bearings with bearings, and a chain wheel 2-6 is fixed on the outer side of the rotating shaft 2-5; the rotating shaft 2-5 and the chain wheel 2-6 are mainly used as transmission pieces of the transplanting device;
the lifting system comprises a servo motor 3-1, a gearbox 3-2, a servo motor bearing assembly part 3-3, a coupler 3-4, a screw rod 3-5 and a connecting plate 3-6; the servo motor 3-1 is connected with the gearbox 3-2; the gearbox 3-2 is connected with the screw rod 3-5 through the coupler 3-4, and a connecting plate 3-6 is arranged on a sliding block of the screw rod 3-5; the connection between the lifting system 3 and the test bed bracket 2 is realized by the connecting plates 3-6.
A servo motor bearing assembly part 3-3 is arranged at the output end of the gearbox 3-2; the schematic diagram of the servo motor bearing assembly part 3-3 is shown in FIG. 6 and comprises a U-shaped part 3-3-4, a connecting plate 3-3-1, a displacement sensor 3-3-2, a bearing seat 3-3-3, a connecting plate 3-3-6 and a through hole 3-3-5; one side wall of the U-shaped part 3-3-4 is provided with a through hole, and the other side wall is provided with a bearing seat 3-3-3; the bottom of the U-shaped part is provided with a connecting plate 3-3-6, the connecting plate 3-3-5 is provided with a strip hole, and a displacement sensor 3-3-2 is arranged on the strip hole; the displacement sensor 3-3-2 is mainly used for limiting the lowest position of the test bed bracket 2. The outer side of the U-shaped part 3-3-4 is provided with a connecting plate 3-3-1; the connecting plate 3-3-1 is mainly used for realizing the connection between the servo motor bearing assembly part 3-3 and the base.
The transplanting assembly comprises a seedling throwing assembly 4-1, a transmission chain 4-2, a planting mechanism 4-3 and a chain wheel II 4-4; the planting mechanism and the seedling throwing assembly are connected through a transmission chain, the planting frequency is ensured to be consistent with the rotation frequency of the seedling dropping cup of the seedling throwing assembly, the planting mechanism and the seedling throwing assembly are of the conventional structures, and the details are not repeated.
External power is input through the transmission shaft, the speed is adjustable, a chain wheel I fixedly connected with the transmission shaft is connected with a chain wheel II on the planting device through a chain, and the power is transmitted to the planting device and the seedling throwing assembly.
The land wheel assembly 6 is shown in FIG. 9 and comprises a sleeve 6-1, a connecting rod 6-2 and a land wheel 6-3; the connecting rod 6-2 and the sleeve 6-1 can move relatively, so that the land wheel 3-3 can adjust the height position according to the height of the ground.
4 channel steel wheels of the test bed support are matched with channel steel of the test bed base, the test bed is fixedly connected with a screw nut of a lifting system through a screw-upper support connecting plate 3-6, the lifting system is 2, the lifting system is respectively fixed on the channel steel of the test bed base through bolts, and the upper end of the lifting system is assembled with a screw top end mounting seat. Two elevating system servo motors run synchronously to drive the test bed bracket to move up and down, and the transplanting assembly is fixedly arranged on the test bed bracket.
One end of the land wheel assembly 6 is hinged with the land wheel suspension support through a pin shaft; one end of the displacement sensor is hinged with the displacement sensor hanging plate through a pin shaft, and the other end of the displacement sensor is welded and hinged with the land wheel hanging plate of the land wheel assembly. When the land wheel rolls on the ridge, the displacement sensor is driven to stretch along with the fluctuation of the height of the ridge, and the servo motor rotates forwards or backwards according to the electric signal given by the displacement sensor, so that the test bed can ascend or descend.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. An electric-drive accurate depth-fixing transplanting test bed is characterized by comprising a base, a test bed bracket, a lifting system, a displacement sensor, a land wheel assembly and a control device; the test bed bracket and the lifting system are arranged on the base; the lifting system can drive the test bed bracket to move up and down along the guide post on the base; the bottom of base is equipped with land wheel assembly, displacement sensor one end link to each other with the base, one end links to each other with land wheel assembly in addition, land wheel assembly when rolling on the ridge can drive along with the rise and fall of ridge height displacement sensor flexible, controlling means is according to displacement sensor's signal, and control operating system's motor is rotatory, and then realizes that the test bench rises or descends.
2. The electric-driven precise fixed-depth transplanting test bed as claimed in claim 1, wherein the guide column is a channel steel structure.
3. The electric-driven precise depth-keeping transplanting test bed as claimed in claim 1, wherein the base comprises a rectangular frame and four upright posts, and the four upright posts are vertically arranged on the rectangular frame.
4. The electric-drive precise depth-keeping transplanting test bed as claimed in claim 3, wherein a screw rod top end mounting seat is arranged at the upper part of the upright post.
5. The electric-drive precise depth-keeping transplanting test bed as claimed in claim 4, wherein an upper limit sensor is mounted on the mounting seat at the top end of the lead screw.
6. The electric-drive precise depth-keeping transplanting test bed as claimed in claim 1, wherein the lifting system comprises two sets, each set of lifting system comprises a servo motor, a lead screw and a lead screw slide block; the servo motor drives the lead screw to rotate, the lead screw is vertically arranged, the lead screw drives the lead screw sliding block to move up and down, and the sliding block is connected with the test bed support through the connecting piece.
7. The electric-drive precise depthkeeping transplanting test bed according to claim 6, wherein a lower limit sensor is arranged on the lifting system.
8. The electric-driven precise fixed-depth transplanting test bed according to claim 1, wherein the lateral surface of the test bed bracket is provided with a grooved steel wheel.
9. The electrically-driven precise depth-keeping transplanting test bed according to claim 1, wherein a transplanting assembly is mounted on the test bed bracket.
10. The electric-driven precise depthkeeping transplanting test bed as claimed in claim 1, wherein the ground wheel assembly comprises an automatic telescopic rod and two ground wheels, and the two ground wheels are mounted on the automatic telescopic rod.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020871378.XU CN212180281U (en) | 2020-05-21 | 2020-05-21 | Electric-drive accurate depth-fixing transplanting test bed |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020871378.XU CN212180281U (en) | 2020-05-21 | 2020-05-21 | Electric-drive accurate depth-fixing transplanting test bed |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112881048A (en) * | 2021-01-11 | 2021-06-01 | 浙江理工大学 | Rice pot seedling transplanting performance test device and use method thereof |
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2020
- 2020-05-21 CN CN202020871378.XU patent/CN212180281U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112881048A (en) * | 2021-01-11 | 2021-06-01 | 浙江理工大学 | Rice pot seedling transplanting performance test device and use method thereof |
| CN112881048B (en) * | 2021-01-11 | 2022-05-06 | 浙江理工大学 | Rice pot seedling transplanting performance test device and use method thereof |
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