CN208159246U - conveying device for pot seedling - Google Patents
conveying device for pot seedling Download PDFInfo
- Publication number
- CN208159246U CN208159246U CN201820461625.1U CN201820461625U CN208159246U CN 208159246 U CN208159246 U CN 208159246U CN 201820461625 U CN201820461625 U CN 201820461625U CN 208159246 U CN208159246 U CN 208159246U
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- CN
- China
- Prior art keywords
- pot seedling
- positive stop
- cycloconveyor belt
- stop strip
- seedling
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of conveying devices for pot seedling, including rack, cycloconveyor belt for carrying conveying pot seedling and the band driving assembly of driving cycloconveyor belt operation are installed in rack, cycloconveyor belt is equipped with several circular spaced apart positive stop strips of cycloconveyor belt, each positive stop strip is disposed to extend along the width direction of cycloconveyor belt, and the pot seedling limiting slot that can accommodate row's pot seedling is formed between adjacent positive stop strip.The conveying device have many advantages, such as structure it is simple, it is stable and reliable in work, easily controllable, can prevent pot seedling from toppling over, pot seedling matrix damage can be mitigated significantly.
Description
Technical field
The utility model relates to crops to transplant equipment technology field, and in particular to a kind of conveying device for pot seedling.
Background technique
Culturing and transplanting seedlings are to increase substantially one of effective way of crop yield, it can make full use of nature sunlight-heat reaources
Improve the comprehensive benefit of agricultural production.Currently, 60% or more industrial crops of China use the planting patterns of seeding tray seedling culture transplanting, so
And operating efficiency is low in the actual production process for existing transplanting machine, practitioner's large labor intensity；And existing transplanting machine is set
It is standby to be fused together well with agronomy, during transplanting can root to pot seedling, stem, leaf and seedling alms bowl matrix integrality
Certain injury is generated, leads to after potted-seedling transplanting that seedling-slowing stage is too long, the transplanting weak appearance of pot seedling later period growing way.Therefore,
How the operating efficiency that machinery transplanting during occurs low, practitioner large labor intensity and transplanting machine itself are solved to alms bowl
The problems such as seedling body of seedling is injured, damaged to pot seedling matrix integrity is as the task of top priority in industry.
Utility model content
The technical problems to be solved in the utility model is to overcome the shortcomings of the prior art, provide a kind of structure it is simple,
The conveying for pot seedling that is stable and reliable in work, easily controllable, can preventing pot seedling from toppling over, can mitigate pot seedling matrix damage significantly fills
It sets.
In order to solve the above technical problems, the utility model uses following technical scheme：
A kind of conveying device for pot seedling, including rack are equipped with the ring for carrying conveying pot seedling in the rack
Shape conveyer belt and the band driving assembly of driving cycloconveyor belt operation, the cycloconveyor belt are equipped with several defeated around annular
The positive stop strip of spaced arrangement is sent, each positive stop strip is disposed to extend along the width direction of cycloconveyor belt, shape between adjacent positive stop strip
At the pot seedling limiting slot that can accommodate row's pot seedling.
Above-mentioned conveying device, it is preferred that each positive stop strip is telescopically mounted on cycloconveyor belt and can stretch out
Or the outer surface of retraction cycloconveyor belt, each positive stop strip are connected with the elastomeric element for forcing positive stop strip to stretch out, the annular is defeated
The output end of band is sent to be equipped with the transition plates for forcing positive stop strip retraction cycloconveyor belt, the upper surface of the transition plates and annular convey
Outer surface of upper with carrying conveying pot seedling is located in the same horizontal plane.
Above-mentioned conveying device, it is preferred that the end of the positive stop strip is equipped in cycloconveyor belt operation and transition plates
Cooperation forces the cambered surface of positive stop strip gradually retraction cycloconveyor belt.
Above-mentioned conveying device, it is preferred that correspond to every positive stop strip on the cycloconveyor belt and be fixedly installed with one
Spring casket, each positive stop strip are slidedly arranged in spring casket, and the elastomeric element is the flexible bullet being connected between spring casket and positive stop strip
Spring.
Above-mentioned conveying device, it is preferred that the band driving assembly include rotary drive, synchronous belt, the first roller and
Second tin roller, first roller and second tin roller are mounted on the rack, and the cycloconveyor belt winding is mounted on the first roller
On second tin roller, driving end, the first roller and the second tin roller of the rotary drive are respectively connected with transmission gear, described same
Step band is set around the driving end of rotary drive, on the transmission gear that the first roller is connected with second tin roller.
Compared with prior art, the utility model has the advantage of：The conveying device for pot seedling of the utility model exists
When conveying pot seedling, pot seedling is contained in pot seedling limiting slot, during cycloconveyor belt is with movement of pot seedling, pot seedling limiting slot
Positioning action is formed to pot seedling, can prevent pot seedling from toppling over, improve the stability of conveying, mitigate matrix during transportation significantly
Damage.The conveying device also has the advantages that structure is simple, stable and reliable in work, easily controllable.
Detailed description of the invention
Fig. 1 is the schematic perspective view using the pot seedling transfer system of conveying device.
Fig. 2 is the schematic view of the front view using the pot seedling transfer system of conveying device.
Fig. 3 is that gag lever post is mounted on the broken section structural schematic diagram on cycloconveyor belt.
Fig. 4 is the schematic perspective view of flexible seedling claw.
Fig. 5 is the schematic cross-sectional view of flexible seedling claw.
Marginal data：
1, input mechanism；11, transfer roller；2, Ding Miao mechanism；21, mandril；22, driving assembly is gone up and down；3, conveying device；31,
Cycloconveyor belt；32, positive stop strip；321, cambered surface；33, transition plates；34, spring casket；35, adjustable spring；36, rotary drive；
37, synchronous belt；38, the first roller；39, second tin roller；4, pot seedling transfer mechanism；41, flexible seedling claw；411, pawl seat；412,
Pressure pin；413, flexible air-bag；414, charge valve；415, exhaust valve；416, main pipe；417, branch pipe；418, positioning convex ring；419, ring
Connected in star；42, component is transferred；421, X is to slide unit；422, Y-direction slide unit；423, Z-direction slide unit；100, rack；200, seed plate.
Specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
As shown in Figure 1 to Figure 3, the conveying device 3 for pot seedling of the present embodiment, including rack 100 are pacified in rack 100
Band driving assembly equipped with cycloconveyor belt 31 and the driving operation of cycloconveyor belt 31 for carrying conveying pot seedling, annular are defeated
Band 31 is sent to be equipped with the spaced apart positive stop strip 32 of several circular cycloconveyor belts 31, each positive stop strip 32 is along cycloconveyor belt 31
Width direction is disposed to extend, and the pot seedling limiting slot that can accommodate row's pot seedling is formed between adjacent positive stop strip 32.The conveying device 3 exists
When conveying pot seedling, pot seedling is contained in pot seedling limiting slot, during cycloconveyor belt 31 is with movement of pot seedling, pot seedling limit
Slot forms positioning action to pot seedling, can prevent pot seedling from toppling over, improve the stability of conveying, mitigate base during transportation significantly
The damage of matter.The conveying device 3 has the advantages that structure is simple, stable and reliable in work, easily controllable.
In the present embodiment, each positive stop strip 32 is telescopically mounted on cycloconveyor belt 31 and can stretch out or retraction
The outer surface of cycloconveyor belt 31, each positive stop strip 32 are connected with the elastomeric element for forcing positive stop strip 32 to stretch out, cycloconveyor belt 31
Output end be equipped with and force the transition plates 33 of 32 retraction cycloconveyor belt 31 of positive stop strip, the upper surface of transition plates 33 and annular convey
Outer surface of upper with 31 carrying conveying pot seedlings is located in the same horizontal plane, outside the top of the carrying conveying pot seedling of cycloconveyor belt 31
The bottom surface of pot seedling limiting slot between surface namely positive stop strip 32.The outer surface of upper of the carrying conveying pot seedling of cycloconveyor belt 31 is one
Section horizontal plane, and be the output end of cycloconveyor belt 31 along the end of the 31 traffic direction outer surface of upper of cycloconveyor belt.It should
Transition plates 33 forces 32 retraction cycloconveyor belt of positive stop strip in each positive stop strip 32 operation to 31 output end position of cycloconveyor belt
31, so that pot seedling is moved to the upper surface of transition plates 33 from 31 outer surface of upper of cycloconveyor belt in same level, leads to
Crossing transition plates 33 can be transferred to pot seedling submitting or transition on subsequent conveying mechanism, enable pot seedling is horizontal smoothly to send
Out, guarantee that pot seedling keeps horizontal upright in entire transmission process, will not tilt, conducive to the operation and transplanting of subsequent transplanting mechanism
The growth of pot seedling afterwards.
In the present embodiment, the end of positive stop strip 32, which is equipped with, forces limit with the cooperation of transition plates 33 when cycloconveyor belt 31 is run
The cambered surface 321 of position item 32 gradually retraction cycloconveyor belt 31 can make the retraction campaign of 32 uniform and stable of positive stop strip, guarantee work in this way
Smoothness, stability and the reliability of work.
In the present embodiment, every positive stop strip 32 is corresponded on cycloconveyor belt 31 and is fixedly installed with a spring casket 34, respectively
Positive stop strip 32 is slidedly arranged in spring casket 34, and elastomeric element is the adjustable spring 35 being connected between spring casket 34 and positive stop strip 32.
Positive stop strip 32 uses this kind of mounting structure and mounting means, and production assembly is simple, easy to maintain.
In the present embodiment, band driving assembly includes rotary drive 36, synchronous belt 37, the first roller 38 and second tin roller
39, the first roller 38 and second tin roller 39 are mounted in rack 100, and 31 winding of cycloconveyor belt is mounted on the first roller 38 and
On two rollers 39, the driving end of rotary drive 36, the first roller 38 and second tin roller 39 are respectively connected with transmission gear, synchronous belt
On the transmission gear that 37 driving end, the first roller 38 and the second tin rollers 39 for being set around rotary drive 36 connect, rotation driving
Part 36 drives the first roller 38 and second tin roller 39 to rotate synchronously when working, thus driving cycloconveyor belt 31 precisely, stable
Operation.Above-mentioned rotary drive 36 uses motor.
As Fig. 1 to Fig. 5 also shows a kind of pot seedling transfer system using above-mentioned conveying device 3, the pot seedling transfer system
The input mechanism 1 for conveying seed plate 200 including being mounted in rack 100, the top seedling machine for pot seedling to be ejected to seed plate 200
Structure 2, above-mentioned conveying device 3 and the pot seedling transfer mechanism 4 for the pot seedling of ejection to be transferred to conveying device 3, pot seedling transfer
Mechanism 4 includes flexible seedling claw 41 and the shifting for driving flexible seedling claw 41 to move between input mechanism 1 and conveying device 3
Sending component 42, flexible seedling claw 41 include pawl seat 411 and Duo Gen pressure pin 412, and more pressure pins 412 are side by side and interval is connected to pawl seat
The bar shaped accommodating space for accommodating row's pot seedling is formed on 411, between adjacent two pressure pins 412, is coated on each pressure pin 412
In inflation clamping pot seedling, unclamp in exhaust the flexible air-bag 413 of pot seedling, expansion is when flexible air-bag 413 is inflated to flexible
Pot seedling is clamped, shrinks to unclamp pot seedling when flexible air-bag 413 is vented（Flexible seedling claw 41 and pot seedling separation）, flexible seedling claw
41 further include filling gas deflation assembly for what each flexible air-bag 413 was exhausted or was inflated.
The pot seedling transfer device at work, the seed plate 200 with pot seedling is placed on input mechanism 1, input mechanism 1
Seed plate 200 is sent to setting position, the multiple pot seedlings that will be arranged in array in seed plate 200 by Ding Miao mechanism 2（Pot seedling array）Top
Out, then by pot seedling transfer mechanism 4 drive flexible seedling claw 41 that the pot seedling array of ejection is integrally transferred to conveying device 3, by
Conveying device 3 send pot seedling output to transplanting mechanism.The pot seedling transfer device can be realized pot seedling seedling taking（Disk stripping）With give
The automatically working of seedling can substantially reduce labor intensity, improve working efficiency, save cost；Meanwhile flexible seedling claw 41
Each pressure pin 412 on be coated with flexible air-bag 413, flexible air-bag 413 is capable of clamping pot seedling in inflation, unclamps alms bowl in exhaust
Seedling, so as to which the pot seedling deviate from from seed plate 200 is transplanted on conveying device 3, this kind flexibility seedling claw 41 is right to pot seedling fanout free region
The loss of pot seedling matrix is also few, conducive to the growth after potted-seedling transplanting, seedling-slowing stage after can shortening potted-seedling transplanting and greatly improves alms bowl
Shoot survival percent, and its structure is simple, is easy to make, is stable and reliable in work, control simplicity.Also, this kind flexibility 41 energy of seedling claw
Enough adapt to the seedling alms bowl that bowl is any shape.
After pot seedling is placed on cycloconveyor belt 31 by flexible seedling claw 41, every row's pot seedling is accommodated in pot seedling limiting slot
In, pot seedling limiting slot can also be run with cycloconveyor belt 31 with the mobile abjection bar shaped accommodating space of pot seedling, realize pot seedling with
The separation of flexible seedling claw 41.
In the present embodiment, filling gas deflation assembly includes charge valve 414 and exhaust valve 415, and charge valve 414 and exhaust valve 415 are equal
It is connected with all flexible air-bags 413, wherein charge valve 414 is connected with gas source, can be to each flexible air-bag by charge valve 414
It inflates in 413, the gas in each flexible air-bag 413 can then be released by exhaust valve 415.Preferably, the flexibility on each pressure pin 412
Air bag 413 is independent air bag, and charge valve 414 and exhaust valve 415 connect a main pipe 416 simultaneously, and each flexible air-bag 413 is logical
An independent branch pipe 417 is crossed to be connected with main pipe 416.The structure for filling gas deflation assembly is simple, at low cost, control is easy.
Multiple groups are equipped in the present embodiment, between pressure pin 412 and flexible air-bag 413 for preventing flexible air-bag 413 along pressure pin
412 mobile positioning components, each positioning component include the positioning convex ring 418 on 413 inner wall of flexible air-bag and are set to pressure pin
Annular groove 419 on 412, positioning convex ring 418 are caught in annular groove 419, to prevent flexible air-bag 413 from moving along pressure pin 412
It is dynamic.It by the positioning action of positioning component, overlays on flexible air-bag 413 firmly on pressure pin 412, flexible air-bag 413 can be improved
Installation stability.
In the present embodiment, transfer component 42 includes X to slide unit 421, Y-direction slide unit 422 and Z-direction slide unit 423, and X is to slide unit 421
Along X to being slidedly arranged in rack 100, Y-direction slide unit 422 is slidedly arranged on X on slide unit 421 along Y-direction, and Z-direction slide unit 423 is slidedly arranged on Y along Z-direction
To on slide unit 422, pawl seat 411 is connected on Z-direction slide unit 423.X be connected with that driving X is slided to slide unit 421 to slide unit 421 the
One sliding driving assembly, Y-direction slide unit 422 are connected with the second sliding driving assembly that driving Y-direction slide unit 422 slides, Z-direction slide unit
423 are connected with the third sliding driving assembly that driving Z-direction slide unit 423 slides, the first sliding driving assembly, the second sliding driving group
Part and third sliding driving assembly are all made of the prior art, such as telescopic cylinder, telescopic oil cylinder, electric pushrod, motor can be used
With ball screw combined mechanism etc..By adjusting X to slide unit 421, the sliding position of Y-direction slide unit 422 and Z-direction slide unit 423, can drive
Flexible seedling claw 41 is set to work continuously in three-dimensional space, realization transfers alms bowl between input mechanism 1 and conveying device 3
Seedling.The transfer component 42 has the advantages that structure is simple, stable and reliable in work, easily controllable, convenient for installation and maintenance.
In the present embodiment, input mechanism 1 includes several side by side and the transfer roller 11 that is mounted in rack 100 of interval and being used for
Motor and synchronous belt drive mechanism can be used in the rotary drive assembly for driving all transfer rollers 11 to rotate synchronously, rotary drive assembly
Combination, motor are connected by synchronous belt drive mechanism with each transfer roller 11, and all transfer rollers 11 is driven to rotate synchronously；Ding Miao mechanism 2
Including several mandrils 21 and it is mounted in rack 100 for driving the lifting driving assembly of all 21 synchronization lifting of mandril movements
22, telescopic cylinder, telescopic oil cylinder, electric pushrod, motor and combination of switching mechanism etc. can be used in lifting driving assembly 22.Each top
Gap when 21 ascending motion of bar across transfer roller 11 ejects the pot seedling being supported in the seed plate on transfer roller 11 200, ejection
After so that the decline of each mandril 21 is completed reset.Preferably, the two sides of input mechanism 1 are also settable leads the conveying of seed plate 200
To guiding side plate, each side plate that is oriented to is preferably provided with the baffle positioned at seed plate 200 above, and baffle is in the ejection pot seedling of Ding Miao mechanism 2
When offset with 200 upper surface of seed plate to prevent seed plate 200 from being jacked up.
In the present embodiment, seed plate 200 has several alms bowl caves for accommodating pot seedling, several alms bowl caves rectangular array arrangement, pot seedling
Two side surfaces clamped when positioned at bar shaped accommodating space by two pressure pins 412 are inclined-plane, and inclined-plane is along direction from top to bottom
Gradually extend to inclination on the inside of pot seedling, more stable can be clamped and be held up by flexible seedling claw 41, improve the stability of conveying.
Preferably, pot seedling transfer device also sets up operation control cabinet and sensor, and whether sensor is mounted on detection pot seedling
It is placed on the position on cycloconveyor belt 31, after pot seedling array is ejected seed plate 200, operation control cabinet control transfer component 42
It drives flexible seedling claw 41 to move, enters the pressure pin 412 of flexible seedling claw 41 gap between pot seedling in pot seedling array and set
Position, then control charge valve 414 and be inflated to flexible air-bag 413 makes the flexible air-bag 413 on pressure pin 412 swell and holding
Then the transfer of pot seedling pot seedling is placed on cycloconveyor belt 31 by pot seedling.When pot seedling transfer is placed into ring by flexible seedling claw 41
When on shape conveyer belt 31, sensor detects pot seedling, and will test signal and be sent to operation control cabinet, operation control cabinet control row
Flexible air-bag 413 is exhausted in air valve 415, runs in control conveying device 3, conveying device 3 is detached from flexibility with pot seedling and takes
Seedling pawl 41.Then operation control cabinet control transfer component 42 drives flexible seedling claw 41 to reset, so as to repeat aforementioned activities will under
The pot seedling array of one seed plate 200 abjection is transferred to conveying device 3.
It is CN106973600A and public affairs that the seed plate 200, input mechanism 1 and Ding Miao mechanism 2 of the present embodiment, which can refer to publication No.,
Cloth number is that the Chinese patent of CN107006289A is designed production.In the present embodiment, it is preferred that flexible seedling claw 41 owns
Pressure pin 412 is located in the same horizontal plane, and the spacing between any adjacent two pressure pin 412 is equal, all pressure pins 412 arrangement with to
The pot seedling array of transfer mutually agrees with, and each pressure pin 412 is round bar, and the pawl seat 411 and pressure pin 412 of flexible seedling claw 41 use metal material
Material production.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment.To those of ordinary skill in the art, gained under the premise of not departing from the utility model technical concept
To modifications and variations also should be regarded as the protection scope of the utility model.
Claims (5)
1. a kind of conveying device for pot seedling, including rack（100）, the rack（100）On be equipped with for carry conveying
The cycloconveyor belt of pot seedling（31）And driving cycloconveyor belt（31）The band driving assembly of operation, the cycloconveyor belt（31）
It is equipped with several circular cycloconveyor belts（31）Spaced apart positive stop strip（32）, each positive stop strip（32）Along cycloconveyor belt（31）
Width direction be disposed to extend, adjacent positive stop strip（32）Between formed and can accommodate the pot seedling limiting slot of row's pot seedling.
2. conveying device according to claim 1, it is characterised in that：Each positive stop strip（32）Telescopically it is mounted on ring
Shape conveyer belt（31）It is upper and can stretch out or retraction cycloconveyor belt（31）Outer surface, each positive stop strip（32）It is connected with and forces limit
Position item（32）The elastomeric element of stretching, the cycloconveyor belt（31）Output end be equipped with force positive stop strip（32）Retraction annular is defeated
Send band（31）Transition plates（33）, the transition plates（33）Upper surface and cycloconveyor belt（31）The top of carrying conveying pot seedling
Outer surface is located in the same horizontal plane.
3. conveying device according to claim 2, it is characterised in that：The positive stop strip（32）End be equipped with annular it is defeated
Send band（31）When operation and transition plates（33）Cooperation forces positive stop strip（32）Gradually retraction cycloconveyor belt（31）Cambered surface
（321）.
4. conveying device according to claim 3, it is characterised in that：The cycloconveyor belt（31）Upper correspondence every limit
Item（32）It is fixedly installed with a spring casket（34）, each positive stop strip（32）It is slidedly arranged on spring casket（34）In, the elastomeric element
To be connected to spring casket（34）And positive stop strip（32）Between adjustable spring（35）.
5. conveying device according to any one of claim 1 to 4, it is characterised in that：The band driving assembly includes rotation
Turn actuator（36）, synchronous belt（37）, the first roller（38）And second tin roller（39）, first roller（38）And second tin roller
（39）It is mounted on rack（100）On, the cycloconveyor belt（31）Winding is mounted on the first roller（38）And second tin roller（39）
On, the rotary drive（36）Driving end, the first roller（38）And second tin roller（39）It is respectively connected with transmission gear, it is described
Synchronous belt（37）It is set around rotary drive（36）Driving end, the first roller（38）And second tin roller（39）The driving cog of connection
On wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820461625.1U CN208159246U (en) | 2018-04-03 | 2018-04-03 | conveying device for pot seedling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820461625.1U CN208159246U (en) | 2018-04-03 | 2018-04-03 | conveying device for pot seedling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208159246U true CN208159246U (en) | 2018-11-30 |
Family
ID=64371427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820461625.1U Withdrawn - After Issue CN208159246U (en) | 2018-04-03 | 2018-04-03 | conveying device for pot seedling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208159246U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108307748A (en) * | 2018-04-03 | 2018-07-24 | 湖南农业大学 | Conveying device for pot seedling |
| CN111149487A (en) * | 2020-02-20 | 2020-05-15 | 高猛 | Pneumatic seedling taking device of full-automatic plug seedling transplanter |
| CN115024063A (en) * | 2022-05-28 | 2022-09-09 | 中国热带农业科学院农业机械研究所 | Transplanter is selected separately to seedling intelligence |
| CN116812478A (en) * | 2023-08-30 | 2023-09-29 | 山东柘木产业发展研究院有限公司 | Seedling tray conveying device and method for cudrania tricuspidata tissue culture |
-
2018
- 2018-04-03 CN CN201820461625.1U patent/CN208159246U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108307748A (en) * | 2018-04-03 | 2018-07-24 | 湖南农业大学 | Conveying device for pot seedling |
| CN108307748B (en) * | 2018-04-03 | 2019-09-13 | 湖南农业大学 | Conveying device for pot seedling |
| CN111149487A (en) * | 2020-02-20 | 2020-05-15 | 高猛 | Pneumatic seedling taking device of full-automatic plug seedling transplanter |
| CN115024063A (en) * | 2022-05-28 | 2022-09-09 | 中国热带农业科学院农业机械研究所 | Transplanter is selected separately to seedling intelligence |
| CN116812478A (en) * | 2023-08-30 | 2023-09-29 | 山东柘木产业发展研究院有限公司 | Seedling tray conveying device and method for cudrania tricuspidata tissue culture |
| CN116812478B (en) * | 2023-08-30 | 2023-10-31 | 山东柘木产业发展研究院有限公司 | Seedling tray conveying device and method for cudrania tricuspidata tissue culture |
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181130 Effective date of abandoning: 20190913 |