Method and device for cultivating multi-stem brassica campestris

Abstract

The invention discloses a multi-stem brassica campestris cultivation method and a multi-stem brassica campestris cultivation device, and relates to the field of multi-stem brassica campestris cultivation. Secondly, gibberellin is added for the first time; step 3, performing incision treatment on the main stem; step 4, secondary addition of gibberellin; and step 5, transplanting. According to the rape cultivation method and device, the content of cytokinin in plants is adjusted through gibberellin in the stem division period of rape growth, so that the cytokinin promotes development of stem tip meristem, more divided stems are generated, meanwhile, generation of the divided stems is promoted in a cut mode, and the divided stem growth of the rape is achieved.

Description

Technical Field

[0001] The invention mainly relates to the technical field of cultivating multi-main-stem rapeseed stalks, and in particular to a multi-main-stem rapeseed stalk cultivation method and a cultivation device thereof. Background Art

[0002] Rapeseed is one of the important oil crops in my country, but it grows with a single main stem. As a vegetable, it does not have an advantage in yield compared with vegetables such as Chinese cabbage and kale that are harvested as cauliflower. Therefore, discovering or creating new multi-stem rapeseed is of great value in production, which can increase the yield and planting income of rapeseed cauliflower and promote the income of growers.

[0003] In the prior art, a Brassica rapa farmer's variety is used as the female parent, and a Brassica oleracea green manure variety is used as the male parent for hybridization; the obtained F1 plant is used as the female parent for backcrossing to obtain a BC2F1 population, a BC2F1 segregating population is constructed or continuous self-pollination is performed, and individual plants with normal fertility and a main stem number of ≥3 are selected for microspore in vitro culture. The breeding method is simple and easy to operate, with high efficiency. The bred multi-main stem clustered rapeseed variety has a large number of main stems, early bolting, and the characteristics of multiple main stems growing synchronously, and the main stems are highly consistent, which can overcome the current technical barriers of Brassica oleracea stalks that are not suitable for mechanized harvesting and have low yields when harvested once.

[0004] When cultivating multi-mainstem rapeseed, the stem division of the multi-mainstem rapeseed is related to the cytokinin content in the plant. It is not convenient to regulate the cytokinin in the plant when the rapeseed stems grow separately in the prior art. Summary of the invention

[0005] Based on this, the object of the present invention is to provide a method and a device for cultivating multi-main-stem rapeseed stalks to solve the technical problems raised in the above background technology.

[0006] To achieve the above object, the present invention provides the following technical solution: a method for cultivating multi-main-stem rapeseed stalks, comprising the following steps: Step 1: sowing: sowing multi-mainstem rapeseed seeds in the planting box; Step 2, initial addition of gibberellin; after the first growth period, the air bag in the upper annular frame in the planting box is removed by using a removal device, and the fertilizer slurry containing gibberellin is injected into the upper annular frame in the planting box by using a mud injection device; Step 3: Incision treatment of the main stem: After the second growth period, the main stem incision device is used to perform incision treatment on the bottom of the rape main stem, and the incision curing agent is sprayed after the incision treatment is completed; Step 4: secondary addition of gibberellin; after the third growth period, the air bag in the annular frame at the bottom of the planting box is removed by using a removal device, and the fertilizer slurry containing gibberellin is injected into the annular frame at the bottom of the planting box by using a mud injection device, and the gibberellin agent is sprayed on the rapeseed by using a liquid spray device; Step 5, transplanting. After the fourth growth period, the rapeseed in the planting box is transplanted to the field. During transplanting, the soil in the planting box and the fertilizer mud containing gibberellin in the ring frame are moved together into the new field planting area.

[0007] Preferably, the first growth period in step 2 is 15 to 20 days, the second growth period in step 3 is 20 days, the third growth period in step 4 is one to two days, and the fourth growth period in step 5 is ten days. In this preferred embodiment, the cytokinin content in the plant is regulated by gibberellins during the stem division period of rapeseed growth, so that the cytokinins promote the development of shoot apical meristems to produce more stems, and at the same time, the incision method is used to promote the generation of stems to achieve the stem division growth of rapeseed.

[0008] According to the technical scheme of the above method for cultivating multi-main-stem rapeseed stalks, a cultivation device for the method for cultivating multi-main-stem rapeseed stalks will also be provided, comprising a cultivation plate and a three-axis movable positioning mechanism arranged in a cultivation room, a plurality of planting boxes being clamped on the top of the cultivation plate, two annular frames being arranged in sequence from top to bottom in the planting boxes, an air bag being arranged in each annular frame, and a drawstring being arranged on the top of the air bag; The execution end of the three-axis mobile positioning mechanism is provided with a mobile plate, and the mobile plate is provided with a liquid spraying device, a main stem cutting device, a removal device and a mud injection device in sequence. In this preferred embodiment, the device design facilitates the automated cultivation of rapeseed, and at the same time, gibberellin fertilizer mud and gibberellin liquid are added during the critical period of rapeseed growth to regulate the cytokinin content in the plant, and at the same time, the main stem of rapeseed can be cut to achieve rapid stem growth of rapeseed.

[0009] Preferably, the main stem cutting device comprises a first electric cylinder disposed on the movable plate, an electric finger disposed at the execution end of the first electric cylinder, two arc-shaped plates symmetrically disposed at the execution end of the electric finger, and a cutting component and a curing liquid spray pipe disposed on the outer wall of the arc-shaped plate in sequence from top to bottom, and the curing liquid spray pipe is connected to a first liquid supply tank disposed at the bottom of the movable plate through a pipeline. In this preferred embodiment, the main stem cutting device is used to achieve the cutting process of the rapeseed main stem, and the curing liquid can be sprayed on the cut of the rapeseed main stem.

[0010] Preferably, the slitting component includes two arc-shaped electromagnetic plates arranged on the inner wall of the arc-shaped plate in sequence from top to bottom, a moving block slidably connected to the arc-shaped plate and located between the two arc-shaped electromagnetic plates, a slitting blade hinged at one end to the outer wall of the arc-shaped plate and located at the lower part of the arc-shaped electromagnetic plate, and a transmission rod hinged at one end to the moving block and at the other end to the slitting blade, and a plurality of the moving blocks are distributed in a circular array. In this preferred embodiment, the cutting process of the main stem of the rapeseed is achieved by the slitting component.

[0011] Preferably, it also includes a blade disinfection component disposed on the outer wall of the arc plate and located on the upper part of the slitting component, the blade disinfection component includes a disinfection spray ring disposed on the outer wall of the arc plate, and the disinfection spray ring is connected to a second liquid supply box disposed at the bottom of the movable plate through a pipeline. In this preferred embodiment, the disinfection treatment of the slitting blade is achieved by the blade disinfection component.

[0012] Preferably, the removal device includes a second electric cylinder disposed on the movable plate, a base box disposed at the execution end of the second electric cylinder, two first electromagnetic blocks symmetrically disposed at both ends of the inner wall of the base box, two clamping blocks slidably connected to the inner wall of the base box and symmetrically disposed, a first magnetic block disposed on the outer wall of the clamping block, and a piercing component disposed on the top of the clamping block. In this preferred embodiment, the removal device facilitates the removal of the airbag bag, so as to facilitate the injection of gibberellin fertilizer mud into the roots of rapeseed.

[0013] Preferably, the piercing component includes a through hole penetrating the clamping block, a positioning box whose bottom penetrates the top of the base box and is connected to the top of the clamping block, a second electromagnetic block disposed at the top of the inner wall of the positioning box, a lifting plate slidably connected to the inner wall of the positioning box, a second magnetic block disposed at the top of the lifting plate, a spring whose bottom is connected to the top of the clamping block and whose top is connected to the bottom of the lifting plate, and a puncture needle disposed at the bottom of the lifting plate and extending into the through hole. In this preferred embodiment, the piercing component is used to pierce the airbag bag so as to facilitate the removal of the airbag bag.

[0014] Preferably, the liquid spraying device comprises a third electric cylinder disposed on the top of the movable plate, a shower head disposed on the actuating end of the third electric cylinder, and a third liquid supply tank disposed on the bottom of the movable plate and connected to the shower head through a pipeline. In this preferred embodiment, the liquid spraying device facilitates the spraying of gibberellins on rapeseed.

[0015] Preferably, the mud injection device comprises a fourth electric cylinder disposed on the top of the movable plate, a mud injection nozzle disposed on the execution end of the fourth electric cylinder, and a mud supply box disposed on the bottom of the movable plate and connected to the mud injection nozzle through a pipeline. In this preferred embodiment, the mud injection device facilitates the injection of gibberellin fertilizer mud into the roots of rapeseed.

[0016] In summary, the present invention mainly has the following beneficial effects: The rapeseed cultivation method of the present invention regulates the cytokinin content in the plant by using gibberellins during the stem division stage of rapeseed growth, so that the cytokinins promote the development of the stem apex meristem, so as to produce more stems, and at the same time promotes the generation of stems by using an incision method, so as to achieve the stem division growth of rapeseed; The device design of the present invention is convenient for the automated cultivation of rapeseed, and gibberellin fertilizer mud and gibberellin liquid are added during the critical period of rapeseed growth to adjust the cytokinin content in the plant, and the main stem of rapeseed can be cut to achieve rapid stem growth of rapeseed; The main stem incision device is used to achieve incision treatment of the main stem of rapeseed, and curing liquid can be sprayed on the incision of the main stem of rapeseed. The main stem incision device is used to achieve incision treatment of the main stem of rapeseed through a cutting component, and the cutting blade is killed through a blade disinfecting component. The air bag in the planting box can be easily removed by the removal device, so as to inject gibberellin fertilizer mud into the rapeseed roots. The air bag is punctured by the puncturing component in the removal device, so as to facilitate the removal of the air bag. The liquid spraying device is convenient for spraying gibberellin agent on rapeseed, and the mud injection device is convenient for injecting gibberellin fertilizer mud into the roots of rapeseed. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a flow chart of the cultivation method of the present invention; Figure 2 It is an axonometric diagram of the overall structure of the device of the present invention; Figure 3 This is an exploded view of the planting box structure of the present invention; Figure 4 It is the structural axonometric diagram of the three-axis mobile positioning mechanism of the present invention; Figure 5 It is an exploded view of the main stem incision device structure of the present invention; Figure 6 It is an exploded view of the structure of the cutting component of the present invention; Figure 7 An exploded view of the structure of the removal device of the present invention; Figure 8 It is a top view of the overall structure of the device of the present invention; Fig. 9 It is a cross-sectional view of the overall structure of the device of the present invention; Fig.10 It is a cross-sectional view of the main stem incision device structure of the present invention; Fig.11 It is a cross-sectional view of the structure of the removal device of the present invention; Fig.12 This is an enlarged view of the structure at A of the present invention Fig.13 It is an enlarged view of the structure at B of the present invention.

[0018] Description of the drawings: 10, planting box; 11, ring frame; 12, air bag; 121, drawstring; 20, removal device; 21, second electric cylinder; 22, base box; 23, first electromagnetic block; 24, clamping block; 25, first magnetic block; 26, piercing component; 261, through hole; 262, positioning box; 263, second electromagnetic block; 264, lifting plate; 265, second magnetic block; 266, spring; 267, puncture needle; 30, mud injection device; 31, fourth electric cylinder; 32, mud injection nozzle; 33, mud supply box; 40, main Stem cutting device; 41. first electric cylinder; 42. electric finger; 43. arc plate; 44. cutting component; 441. arc electromagnetic plate; 442. moving block; 443. cutting blade; 444. transmission rod; 45. curing liquid spray pipe; 46. blade disinfection component; 461. disinfection spray ring; 462. second liquid supply tank; 47. first liquid supply tank; 50. liquid spray device; 51. third electric cylinder; 52. shower head; 53. third liquid supply tank; 61. cultivation plate; 62. three-axis mobile positioning mechanism; 63. moving plate. DETAILED DESCRIPTION

[0019] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0020] The following describes an embodiment of the present invention based on its overall structure. Example

[0021] Please refer to the attached Figure 1 , 2 As shown in FIGS. 3 and 12, in a preferred embodiment of the present invention, a method for cultivating multi-main-stem rapeseed stalks comprises the following steps: Step 1, sowing: sowing multi-mainstem rapeseed seeds in the planting box 10; Step 2: Initial addition of gibberellin: After the first growth period, the air bag 12 in the upper annular frame 11 of the planting box 10 is removed by using the removal device 20, and the fertilizer slurry containing gibberellin is injected into the upper annular frame 11 of the planting box 10 by using the mud injection device 30; Step 3: Incision treatment of the main stem: After the second growth period, the main stem incision device 40 is used to perform incision treatment on the bottom of the rape main stem, and after the incision treatment is completed, the incision curing agent is sprayed; Step 4: Secondary addition of gibberellin: After the third growth period, the air bag 12 in the annular frame 11 located below the planting box 10 is removed by using the removal device 20, and the fertilizer slurry containing gibberellin is injected into the annular frame 11 located below the planting box 10 by using the mud injection device 30, and the gibberellin agent is sprayed on the rapeseed by using the spray device 50; Step 5, transplanting, after the fourth growth period, the rapeseed in the planting box 10 is transplanted to the field, and during transplanting, the soil in the planting box 10 and the fertilizer slurry containing gibberellin in the annular frame 11 are moved to the new field planting area. The first growth period in step 2 is fifteen to twenty days, the second growth period in step 3 is twenty days, the third growth period in step 4 is one to two days, and the fourth growth period in step 5 is ten days.

[0022] It should be noted that, in this embodiment, when planting rapeseed, the planting box 10 is placed in the cultivation plate 61 in the cultivation room, and soil is added to the planting box 10, and the multi-mainstem rapeseed stalk seeds are sown in the planting box 10. The cultivation room can provide suitable living conditions for the rapeseed in the planting box 10. Fifteen to twenty days later, the three-axis mobile positioning mechanism 62 drives the mobile plate 63 to the designated position, the removal device 20 removes the air bag 12 in the upper annular frame 11 in the planting box 10, and the rear mud injection device 30 injects the fertilizer mud containing gibberellin into the upper annular frame 11 in the planting box 10; Twenty days later, the three-axis movable positioning mechanism 62 drives the movable plate 63 to the designated position, and the main stem incision device 40 performs incision treatment on the bottom of the rape main stem, and sprays the incision curing agent after the incision treatment is completed; One to two days later, the three-axis mobile positioning mechanism 62 drives the mobile plate 63 to the designated position, the removal device 20 removes the air bag 12 in the annular frame 11 located below the planting box 10, and the mud injection device 30 injects the fertilizer mud containing gibberellin into the annular frame 11 located below the planting box 10, and the spray device 50 sprays the gibberellin agent on the rapeseed; Ten days later, the rapeseed in the planting box 10 can be manually transplanted to the field at a set spacing. During transplanting, the soil in the planting box 10 and the fertilizer slurry containing gibberellin in the annular frame 11 are moved together into a new field planting area.

[0023] According to the above embodiments and the attached Figure 4 , 7, 8, 9, and 11, in another preferred embodiment of the present invention, a cultivation device for a method for cultivating multi-main-stem rapeseed stalks comprises a cultivation plate 61 and a three-axis mobile positioning mechanism 62 arranged in a cultivation room, wherein the top of the cultivation plate 61 is clamped with a plurality of planting boxes 10, wherein the planting boxes 10 are provided with two annular frames 11 in sequence from top to bottom, wherein each of the annular frames 11 is provided with an air bag 12, wherein a drawstring 121 is provided at the top of the air bag 12; wherein the execution end of the three-axis mobile positioning mechanism 62 is provided with a mobile plate 63, wherein the mobile plate 63 is provided with a drawstring 121; wherein the execution end of the three-axis mobile positioning mechanism 62 is provided with a mobile plate 63, wherein the mobile plate 63 is provided with a drawstring 121; wherein the three-axis mobile positioning mechanism 62 is provided with a mobile plate 63, ... The main stem cutting device 40 is provided with a liquid spraying device 50, a main stem cutting device 40, a removing device 20 and a mud injection device 30, wherein the removing device 20 comprises a second electric cylinder 21 provided on the moving plate 63, a base box 22 provided at the execution end of the second electric cylinder 21, two first electromagnetic blocks 23 symmetrically provided at both ends of the inner wall of the base box 22, two clamping blocks 24 symmetrically provided and slidingly connected to the inner wall of the base box 22, a first magnetic block 25 provided on the outer wall of the clamping block 24, and a piercing component 26 provided on the top of the clamping block 24, wherein the piercing component The clamping block 26 includes a through hole 261 penetrating the clamping block 24, a positioning box 262 with a bottom penetrating the top of the base box 22 and connected to the top of the clamping block 24, a second electromagnetic block 263 provided at the top of the inner wall of the positioning box 262, a lifting plate 264 slidably connected to the inner wall of the positioning box 262, a second magnetic block 265 provided at the top of the lifting plate 264, a spring 266 with a bottom connected to the top of the clamping block 24 and a top connected to the bottom of the lifting plate 264, and a thorn provided at the bottom of the lifting plate 264 and extending into the through hole 261. Needle 267, the liquid spraying device 50 includes a third electric cylinder 51 arranged at the top of the movable plate 63, a shower head 52 arranged at the execution end of the third electric cylinder 51, and a third liquid supply box 53 arranged at the bottom of the movable plate 63 and connected to the shower head 52 through a pipeline, the mud injection device 30 includes a fourth electric cylinder 31 arranged at the top of the movable plate 63, a mud injection nozzle 32 arranged at the execution end of the fourth electric cylinder 31, and a mud supply box 33 arranged at the bottom of the movable plate 63 and connected to the mud injection nozzle 32 through a pipeline.

[0024] It should be noted that, in this embodiment, when the removal device 20 is working, after the three-axis mobile positioning mechanism 62 drives the mobile plate 63 to move to the specified position, the execution end of the second electric cylinder 21 drives the base box 22 to move out of the mobile plate 63, and the first electromagnetic block 23 is energized to generate a repulsive force of the same polarity as the first magnetic block 25. The two clamping blocks 24 approach each other under the action of the repulsive force and clamp the drawstring 121. After the clamping is completed, the puncturing component 26 can puncture the airbag bag 12. After the puncture, the gas in the airbag bag 12 is discharged, and the three-axis mobile positioning mechanism 62 can drive the airbag bag 12 to move out of the annular frame 11; Furthermore, when the piercing component 26 is working, the second electromagnetic block 263 is energized to generate a repulsive force of the same polarity as the second magnetic block 265, and the repulsive force drives the lifting plate 264 and the piercing needle 267 to descend, and the piercing needle 267 pierces the airbag bag 12. After the second electromagnetic block 263 is powered off, the spring 266 drives the lifting plate 264 to return to its original position; Furthermore, when the mud injection device 30 is working, after the three-axis mobile positioning mechanism 62 drives the moving plate 63 to move to the specified position, the execution end of the fourth electric cylinder 31 drives the mud injection nozzle 32 to move out of the moving plate 63, and the air pressure system at the bottom of the moving plate 63 can supply air to the mud supply box 33 for pressurization, and the gibberellin fertilizer mud can be discharged into the annular frame 11 through the pipeline and the mud injection nozzle 32; Furthermore, when the liquid spraying device 50 is working, after the three-axis movable positioning mechanism 62 drives the movable plate 63 to move to the specified position, the actuator end of the third electric cylinder 51 drives the shower head 52 to move out of the movable plate 63, and the air pressure system at the bottom of the movable plate 63 can supply air and boost pressure into the third liquid supply box 53, and the gibberellin agent can be sprayed out through the pipeline and the shower head 52 to spray the rapeseed.

[0025] Please refer to the attached Figure 5 , 6 , 10, and 13, in another preferred embodiment of the present invention, the main stem cutting device 40 includes a first electric cylinder 41 arranged on the movable plate 63, an electric finger 42 arranged at the execution end of the first electric cylinder 41, two arc plates 43 symmetrically arranged at the execution end of the electric finger 42, and a cutting component 44 and a curing liquid spray pipe 45 arranged on the outer wall of the arc plate 43 in sequence from top to bottom, the curing liquid spray pipe 45 is connected to the first liquid supply box 47 arranged at the bottom of the movable plate 63 through a pipeline, and the cutting component 44 includes two arc electromagnetic plates 441 arranged on the inner wall of the arc plate 43 in sequence from top to bottom, which are slidably connected to the arc plate 43 and positioned A moving block 442 is provided between the two arc-shaped electromagnetic plates 441, a slitting blade 443 having one end hinged to the outer wall of the arc-shaped plate 43 and located at the lower part of the arc-shaped electromagnetic plate 441, and a transmission rod 444 having one end hinged to the moving block 442 and the other end hinged to the slitting blade 443, a plurality of the moving blocks 442 are distributed in a circular array, and also include a blade disinfection component 46 provided on the outer wall of the arc-shaped plate 43 and located at the upper part of the slitting component 44, the blade disinfection component 46 includes a disinfection spray ring 461 provided on the outer wall of the arc-shaped plate 43, and the disinfection spray ring 461 is connected to a second liquid supply tank 462 provided at the bottom of the moving plate 63 through a pipeline.

[0026] It should be noted that in a preferred embodiment of the present invention, when the main stem cutting device 40 is working, after the three-axis mobile positioning mechanism 62 drives the moving plate 63 to move to the specified position, the execution end of the first electric cylinder 41 drives the electric finger 42 to move out of the moving plate 63 until the two arc plates 43 are located on both sides of the rape main stem, and the execution end of the electric finger 42 drives the two arc plates 43 to approach each other. At this time, the rape main stem is located at the center of the arc plate 43, and the cutting component 44 performs cutting on the rape main stem. After the cutting is completed, the air pressure system at the bottom of the moving plate 63 can transport gas to the first liquid supply box 47 for pressurization, and the curing liquid in the first liquid supply box 47 is sprayed onto the main stem of the rape after the cutting through the pipeline and the curing liquid spray pipe 45; Furthermore, when the slitting component 44 is working, the arc-shaped electromagnetic plate 441 located at the upper part is energized to generate a repulsive force of the same polarity as the moving block 442, and the arc-shaped electromagnetic plate 441 located at the lower part is energized to generate a suction force of the opposite polarity to the moving block 442, so that the moving block 442 slides from top to bottom, and the moving block 442 drives the slitting blade 443 to rotate to a horizontal state through the transmission rod 444, and cuts into the main stem of the rapeseed, and the arc-shaped electromagnetic plate 441 located at the upper part is energized to generate a suction force of the opposite polarity to the moving block 442, and the arc-shaped electromagnetic plate 441 located at the lower part is energized to generate a repulsive force of the same polarity as the moving block 442, so that the moving block 442 slides from bottom to top, and the moving block 442 drives the slitting blade 443 to reset through the transmission rod 444; Furthermore, before the slitting component 44 slit, the blade disinfection component 46 can disinfect and sterilize the slitting blade 443. When the blade disinfection component 46 is working, the air pressure system at the bottom of the movable plate 63 can deliver gas pressurization to the second liquid supply tank 462. The curing liquid in the second liquid supply tank 462 is sprayed onto the slitting blade 443 through the pipeline and the disinfection spray ring 461 to disinfect the slitting blade 443.

[0027] The working principle of the present invention is: The electrical components in the present invention are all triggered to operate by the PLC controller; When planting rapeseed, the planting box 10 is placed in the cultivation plate 61 in the cultivation room, and soil is added to the planting box 10. The multi-stem rapeseed stalk seeds are sown in the planting box 10. The cultivation room can provide suitable living conditions for the rapeseed in the planting box 10. Fifteen to twenty days later, the three-axis mobile positioning mechanism 62 drives the mobile plate 63 to the designated position, the removal device 20 removes the air bag 12 in the upper annular frame 11 in the planting box 10, and the rear mud injection device 30 injects the fertilizer mud containing gibberellin into the upper annular frame 11 in the planting box 10; Twenty days later, the three-axis movable positioning mechanism 62 drives the movable plate 63 to the designated position, and the main stem incision device 40 performs incision treatment on the bottom of the rape main stem, and sprays the incision curing agent after the incision treatment is completed; One to two days later, the three-axis mobile positioning mechanism 62 drives the mobile plate 63 to the designated position, the removal device 20 removes the air bag 12 in the annular frame 11 located below the planting box 10, and the mud injection device 30 injects the fertilizer mud containing gibberellin into the annular frame 11 located below the planting box 10, and the spray device 50 sprays the gibberellin agent on the rapeseed; Ten days later, the rapeseed in the planting box 10 can be manually transplanted to the field at a set spacing. During transplanting, the soil in the planting box 10 and the fertilizer slurry containing gibberellin in the annular frame 11 are moved together to the new field planting area; When the removal device 20 is working, after the three-axis mobile positioning mechanism 62 drives the mobile plate 63 to move to the specified position, the execution end of the second electric cylinder 21 drives the base box 22 to move out of the mobile plate 63, and the first electromagnetic block 23 is energized to generate a repulsive force of the same polarity as the first magnetic block 25. The two clamping blocks 24 approach each other under the action of the repulsive force and clamp the drawstring 121. After the clamping is completed, the puncturing component 26 can puncture the airbag bag 12. After the puncture, the gas in the airbag bag 12 is discharged, and the three-axis mobile positioning mechanism 62 can drive the airbag bag 12 to move out of the annular frame 11; When the piercing component 26 is working, the second electromagnetic block 263 is energized to generate a repulsive force of the same polarity as the second magnetic block 265, and the repulsive force drives the lifting plate 264 and the piercing needle 267 to descend, and the piercing needle 267 pierces the airbag bag 12. After the second electromagnetic block 263 is powered off, the spring 266 drives the lifting plate 264 to return to its original position; When the mud injection device 30 is working, after the three-axis mobile positioning mechanism 62 drives the moving plate 63 to move to the specified position, the execution end of the fourth electric cylinder 31 drives the mud injection nozzle 32 to move out of the moving plate 63, and the air pressure system at the bottom of the moving plate 63 can supply air to the mud supply box 33 for pressurization, and the gibberellin fertilizer mud can be discharged into the annular frame 11 through the pipeline and the mud injection nozzle 32; When the liquid spraying device 50 is working, after the three-axis movable positioning mechanism 62 drives the movable plate 63 to move to the designated position, the execution end of the third electric cylinder 51 drives the shower nozzle 52 to move out of the movable plate 63, and the air pressure system at the bottom of the movable plate 63 can supply air to the third liquid supply box 53 for pressurization, and the gibberellin agent can be sprayed out through the pipeline and the shower nozzle 52 to spray the rapeseed; When the main stem cutting device 40 is working, after the three-axis mobile positioning mechanism 62 drives the moving plate 63 to move to the specified position, the execution end of the first electric cylinder 41 drives the electric finger 42 to move out of the moving plate 63 until the two arc plates 43 are located on both sides of the rape main stem, and the execution end of the electric finger 42 drives the two arc plates 43 to approach each other. At this time, the rape main stem is located at the center of the arc plate 43, and the cutting component 44 performs cutting on the rape main stem. After the cutting is completed, the air pressure system at the bottom of the moving plate 63 can transport gas to the first liquid supply box 47 for pressurization, and the curing liquid in the first liquid supply box 47 is sprayed onto the rape main stem after the cutting through the pipeline and the curing liquid spray pipe 45; When the slitting component 44 is working, the arc-shaped electromagnetic plate 441 at the upper part is energized to generate a repulsive force of the same polarity as the moving block 442, and the arc-shaped electromagnetic plate 441 at the lower part is energized to generate a suction force of the opposite polarity to the moving block 442, so that the moving block 442 slides from top to bottom, and the moving block 442 drives the slitting blade 443 to rotate to a horizontal state through the transmission rod 444, and cuts into the main stem of the rapeseed, and the arc-shaped electromagnetic plate 441 at the upper part is energized to generate a suction force of the opposite polarity to the moving block 442, and the arc-shaped electromagnetic plate 441 at the lower part is energized to generate a repulsive force of the same polarity as the moving block 442, so that the moving block 442 slides from bottom to top, and the moving block 442 drives the slitting blade 443 to reset through the transmission rod 444; Before the slitting component 44 performs slitting, the blade disinfection component 46 can disinfect and sterilize the slitting blade 443. When the blade disinfection component 46 is working, the air pressure system at the bottom of the movable plate 63 can deliver gas pressurization to the second liquid supply tank 462. The curing liquid in the second liquid supply tank 462 is sprayed onto the slitting blade 443 through the pipeline and the disinfection spray ring 461 to disinfect the slitting blade 443.

[0028] Although an embodiment of the present invention has been shown and described, this specific embodiment is merely an explanation of the present invention and is not a limitation of the invention. The specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. After reading this specification, those skilled in the art may make modifications, substitutions and variations to the embodiments without creative contributions as needed without departing from the principles and purpose of the present invention. However, as long as they are within the scope of the claims of the present invention, they are protected by patent law.

Claims

1. A method for cultivating multi-main-stem rapeseed stalks, characterized in that: The following steps are involved: Step 1, sowing: sowing multi-mainstem rapeseed seeds in the planting box (10); Step 2: initial addition of gibberellin; after the first growth period, the air bag (12) in the annular frame (11) located above the planting box (10) is removed by using a removal device (20), and the fertilizer slurry containing gibberellin is injected into the annular frame (11) located above the planting box (10) by using a mud injection device (30); Step 3: Incision treatment of the main stem: After the second growth period, the main stem incision device (40) is used to perform incision treatment on the bottom of the rapeseed main stem, and after the incision treatment is completed, an incision curing agent is sprayed; Step 4: secondary addition of gibberellins; after the third growth period, the air bag (12) in the annular frame (11) located below the planting box (10) is removed by using a removal device (20), and fertilizer slurry containing gibberellins is injected into the annular frame (11) located below the planting box (10) by using a mud injection device (30), and the gibberellins agent is sprayed on the rapeseed by using a liquid spray device (50); Step 5: Transplanting. After the fourth growth period, the rapeseed in the planting box (10) is transplanted to the field. During the transplanting, the soil in the planting box (10) and the fertilizer slurry containing gibberellin in the annular frame (11) are moved together into a new field planting area.

2. The method for cultivating multi-main-stem rapeseed stalks according to claim 1, characterized in that: The first growth period in step 2 is fifteen to twenty days, the second growth period in step 3 is twenty days, the third growth period in step 4 is one to two days, and the fourth growth period in step 5 is ten days.

3. A cultivation device for a method for cultivating multi-main-stem rapeseed stalks according to any one of claims 1 to 2, comprising a cultivation plate (61) and a three-axis movable positioning mechanism (62) arranged in a cultivation room, characterized in that: The top of the cultivation plate (61) is clamped with a plurality of planting boxes (10), and two annular frames (11) are arranged in sequence from top to bottom in the planting boxes (10), and each of the annular frames (11) is provided with an air bag (12), and a drawstring (121) is provided at the top of the air bag (12); The execution end of the three-axis movable positioning mechanism (62) is provided with a movable plate (63), and the movable plate (63) is provided with a liquid spraying device (50), a main stem cutting device (40), a removing device (20), and a mud injection device (30) in sequence.

4. The cultivation device for the method for cultivating multi-main-stem rapeseed stalks according to claim 3, characterized in that: The main stem cutting device (40) comprises a first electric cylinder (41) arranged on the movable plate (63), an electric finger (42) arranged at an execution end of the first electric cylinder (41), two arc-shaped plates (43) symmetrically arranged at the execution ends of the electric fingers (42), and a cutting component (44) and a curing liquid spray pipe (45) arranged in sequence from top to bottom on the outer wall of the arc-shaped plate (43), wherein the curing liquid spray pipe (45) is connected to a first liquid supply box (47) arranged at the bottom of the movable plate (63) through a pipeline.

5. The cultivation device for the method for cultivating multi-main-stem rapeseed stalks according to claim 4, characterized in that: The slitting component (44) comprises two arc-shaped electromagnetic plates (441) arranged in sequence from top to bottom on the inner wall of the arc-shaped plate (43), a moving block (442) slidably connected to the arc-shaped plate (43) and located between the two arc-shaped electromagnetic plates (441), a slitting blade (443) having one end hinged to the outer wall of the arc-shaped plate (43) and located below the arc-shaped electromagnetic plate (441), and a transmission rod (444) having one end hinged to the moving block (442) and the other end hinged to the slitting blade (443), wherein the plurality of moving blocks (442) are distributed in a ring array.

6. The cultivation device for the method for cultivating multi-main-stem rapeseed stalks according to claim 4, characterized in that: It also includes a blade disinfection component (46) disposed on the outer wall of the arc-shaped plate (43) and located on the upper part of the cutting component (44), and the blade disinfection component (46) includes a disinfection spray ring (461) disposed on the outer wall of the arc-shaped plate (43), and the disinfection spray ring (461) is connected to a second liquid supply box (462) disposed at the bottom of the movable plate (63) through a pipeline.

7. The cultivation device for the method for cultivating multi-main-stem rapeseed stalks according to claim 3, characterized in that: The removal device (20) comprises a second electric cylinder (21) disposed on the movable plate (63), a base box (22) disposed at the execution end of the second electric cylinder (21), two first electromagnetic blocks (23) symmetrically disposed at two ends of the inner wall of the base box (22), two clamping blocks (24) slidably connected to the inner wall of the base box (22) and symmetrically disposed, a first magnetic block (25) disposed on the outer wall of the clamping block (24), and a piercing component (26) disposed at the top of the clamping block (24).

8. The cultivation device for the method for cultivating multi-main-stem rapeseed stalks according to claim 7, characterized in that: The piercing component (26) comprises a through hole (261) penetrating the clamping block (24), a positioning box (262) whose bottom penetrates the top of the base box (22) and is connected to the top of the clamping block (24), a second electromagnetic block (263) arranged at the top of the inner wall of the positioning box (262), a lifting plate (264) slidably connected to the inner wall of the positioning box (262), a second magnetic block (265) arranged at the top of the lifting plate (264), a spring (266) whose bottom is connected to the top of the clamping block (24) and whose top is connected to the bottom of the lifting plate (264), and a piercing needle (267) arranged at the bottom of the lifting plate (264) and extending into the through hole (261).

9. The cultivation device for the method for cultivating multi-main-stem rapeseed stalks according to claim 3, characterized in that: The liquid spraying device (50) comprises a third electric cylinder (51) arranged at the top of the movable plate (63), a shower head (52) arranged at the actuating end of the third electric cylinder (51), and a third liquid supply tank (53) arranged at the bottom of the movable plate (63) and connected to the shower head (52) via a pipeline.

10. The cultivation device for the method for cultivating multi-main-stem rapeseed stalks according to claim 3, characterized in that: The mud injection device (30) comprises a fourth electric cylinder (31) disposed on the top of the movable plate (63), a mud injection nozzle (32) disposed on the execution end of the fourth electric cylinder (31), and a mud supply box (33) disposed on the bottom of the movable plate (63) and connected to the mud injection nozzle (32) via a pipeline.

Images