CN112978310A - Automatic stacking device and method for seedling raising plug trays - Google Patents
Automatic stacking device and method for seedling raising plug trays Download PDFInfo
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- CN112978310A CN112978310A CN202110068082.3A CN202110068082A CN112978310A CN 112978310 A CN112978310 A CN 112978310A CN 202110068082 A CN202110068082 A CN 202110068082A CN 112978310 A CN112978310 A CN 112978310A
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 91
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 39
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 13
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 230000007306 turnover Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/22—Devices influencing the relative position or the attitude of articles during transit by conveyors
- B65G47/24—Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles
- B65G47/248—Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles by turning over or inverting them
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G43/00—Control devices, e.g. for safety, warning or fault-correcting
- B65G43/08—Control devices operated by article or material being fed, conveyed or discharged
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G57/00—Stacking of articles
- B65G57/02—Stacking of articles by adding to the top of the stack
- B65G57/11—Stacking of articles by adding to the top of the stack the articles being stacked by direct action of the feeding conveyor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/02—Articles
- B65G2201/0235—Containers
- B65G2201/0258—Trays, totes or bins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2203/00—Indexing code relating to control or detection of the articles or the load carriers during conveying
- B65G2203/04—Detection means
- B65G2203/042—Sensors
- B65G2203/044—Optical
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
- Stacking Of Articles And Auxiliary Devices (AREA)
Abstract
The invention discloses an automatic stacking device and method for seedling raising plug trays. At present, simple and efficient plug tray stacking equipment is lacked in China. The conveying mechanism intermittently conveys the plug trays to the plug tray lifting mechanism, and the plug tray lifting mechanism conveys the plug trays to the plug tray collecting mechanism; in the plug lifting mechanism, push rods at two ends of a bidirectional cylinder respectively drive one end of an L-shaped rod through a connecting rod; the connecting positions of the two arms of the L-shaped rod and the aluminum profile frame form a revolute pair; the other end of each L-shaped rod is hinged with a rotatable turning plate through a hinge shaft, and a limiting plate is arranged below the rotatable turning plate; a torsional spring is sleeved on the hinged shaft; the bidirectional cylinder is positioned at the bottom of a conveying belt of the conveying mechanism, and one end of the L-shaped rod, which is connected with the rotatable turning plate, is positioned at the top of the conveying belt; two sides of a collecting frame of the plug collecting mechanism form sliding pairs with a movable vertical plate respectively. The plug tray lifting mechanism can complete the collection and stacking of plug trays only by one bidirectional cylinder with single degree of freedom.
Description
Technical Field
The invention belongs to the technical field of agricultural machinery, and particularly relates to an automatic seedling raising plug stacking device and a stacking method thereof.
Background
Seedling raising hole tray stacking is the last step on a pot seedling transplanting production line, and hole trays are stacked into stacks, so that subsequent recovery and repeated use are facilitated. At present, simple and efficient equipment is lacked in the design of the plug tray stacking in China. Therefore, the method for recycling the hole trays after mechanical transplanting also becomes an important problem, at present, the hole trays are mainly stacked up by manpower in factories, the labor intensity of workers is high, the picking and placing action frequency is high, but the efficiency is low.
At present, some stacking mechanisms are used, which are mainly divided into three types, wherein one stacking mechanism mainly comprises a hole tray conveying mechanism, a lifting mechanism and a clamping mechanism, the hole tray is pushed up by the lifting mechanism, and then the hole tray falls on the mechanism by the clamping mechanism. Like the 'bowl tray stacking mechanism of the full-automatic bowl seedling transplanter' of the application number 201621075071.9 and the 'bowl tray stacking mechanism' of the application number 201721697756.1, the bowl tray stacking mechanism is lifted by a cylinder at the bottom, then a hole tray is jacked by a lifting mechanism and locked by a clamping device; the other type of stacking mechanism is the automatic tray separating and stacking device for the seedling raising tray of the seedling raising and sowing assembly line, which has the application number of 201410596049.8, and the stacking action of the hole trays is realized through the reciprocating motion of the mechanical arm; the third type of stacking mechanism is a conveying chain type seedling raising plug tray stacking device and method with the application number of 201910873844.X, wherein conveying chains are arranged on two sides of a conveying belt and are provided with L plates, and a driving mechanism drives the chains to lift the stacking plug trays.
However, the above-mentioned stacking mechanisms all have some disadvantages: the conveying mechanisms of the first type of mechanism are all required to be hollow, and can not meet the requirements of the closed conveying belt by lifting the cavity plate from the bottom; the second type of mechanical arm has larger displacement, the working efficiency is not very high, and the requirement of high-speed recovery is difficult to meet; the third type adopts chain type stacking, which can only stack a limited number at one time, is easy to have deviation and is more complex in structure.
Disclosure of Invention
The invention aims to provide an automatic seedling raising plug tray stacking device and a stacking method thereof, aiming at the defects of the prior art, the device has a simple and compact structure, the plug trays can be collected and stacked by one double-stroke cylinder with single degree of freedom, a plug tray lifting mechanism is similar to a lever, the requirement of input thrust of a driving component is reduced, the integral displacement is small, and the plug tray stacking efficiency and the subsequent recycling of the plug trays can be greatly improved.
The invention relates to an automatic seedling raising plug stacking device which comprises a conveying mechanism, a plug lifting mechanism and a plug collecting mechanism, wherein the plug lifting mechanism is arranged on the conveying mechanism; the plug lifting mechanism is positioned at the output end of the conveying mechanism; the plug collecting mechanism is positioned right above the plug lifting mechanism.
The conveying mechanism comprises a rack, a driving shaft, a driven shaft, a conveying belt, a synchronous wheel, a synchronous belt and a stepping motor; two ends of the driven shaft are supported on the first two bearing seats through bearings; the first bearing seat is fixed with the frame; two ends of the driving shaft are supported on two bearing blocks II through bearings, and the bearing blocks II are fixed on the rack; the driving shaft is connected with the driven shaft through a conveyer belt; the base of the stepping motor is fixed on a motor plate, and the motor plate is fixed on the frame; one synchronizing wheel is fixed on an output shaft of the stepping motor, the other synchronizing wheel is fixed at one end of the driving shaft, and the two synchronizing wheels are connected through a synchronous belt; the two sides of the frame are both fixed with baffles; a photoelectric sensor is fixed at the output end of the conveying belt on the frame, and the signal output end of the photoelectric sensor is connected with the controller; the stepping motor is controlled by the controller; the bidirectional cylinder of the plug lifting mechanism is connected with an air pump through a reversing valve, and the reversing valve is controlled by a controller.
The plug lifting mechanism comprises an aluminum profile frame, a bidirectional cylinder, a connecting rod, an L-shaped rod and a polished rod; the cylinder body of the bidirectional cylinder is fixed at the bottom of the aluminum profile frame; push rods at two ends of the bidirectional cylinder are respectively hinged with one ends of the two connecting rods, and the other ends of the two connecting rods are respectively hinged with one ends of the two L-shaped rods; the connecting position of the two arms of each L-shaped rod and a polish rod form a revolute pair; the two polished rods are respectively arranged at the two ends of the aluminum profile frame; the axis of the polish rod is arranged along the transmission direction of the conveying mechanism; supporting seats are fixed at both ends of the polished rod and are fixed with the aluminum profile frame; the other end of each L-shaped rod is hinged with a rotatable turning plate through a hinge shaft, and an integrally formed limiting plate is arranged below the rotatable turning plate; a torsional spring is sleeved on the hinged shaft; one end of the torsion spring is fixed with the rotary turning plate, and the other end of the torsion spring is fixed with the limiting plate. The bidirectional cylinder is positioned at the bottom of the conveying belt of the conveying mechanism, and one end of the L-shaped rod connected with the rotary turning plate is positioned at the top of the conveying belt.
The plug collecting mechanism comprises a collecting frame, a movable vertical plate and a photoelectric sensor fixed at the top of the collecting frame; two sides of the collecting frame respectively form a sliding pair with a movable vertical plate; the signal output end of the photoelectric sensor of the plug collecting mechanism is connected with the controller.
Preferably, the frame is provided with four legs.
Preferably, the first bearing seat is fixed on the connecting plate, and the adjusting groove formed in the connecting plate is connected with the through hole formed in the rack through a bolt and a nut.
The stacking method of the automatic seedling raising plug stacking device specifically comprises the following steps:
firstly, a conveying mechanism conveys a plug tray; when the photoelectric sensor of the conveying mechanism detects that the hole tray is in place, the stepping motor stops rotating, and the edge of the hole tray is positioned above the rotatable turning plate; then, the push rod of the bidirectional cylinder retracts, and drives one end of the L-shaped rod connected with the rotatable turning plate to swing upwards through the connecting rod, so that the rotatable turning plate is driven to ascend, and the hole tray is pushed to ascend when the rotatable turning plate is contacted with the hole tray; when the push rod of the bidirectional cylinder is completely retracted, the stepping motor is started, and the stepping motor stops rotating after the photoelectric sensor of the conveying mechanism detects that the next plug tray is in place; then, a push rod of the bidirectional cylinder extends out, and drives an L-shaped rod to be connected with one end of a rotatable turning plate to swing downwards through a connecting rod, the rotatable turning plate drives a plug tray on the rotatable turning plate to descend and be inserted into the plug tray on the conveying belt, and the rotatable turning plate descends to be in contact with the plug tray on the conveying belt and turns outwards; when the push rod of the bidirectional cylinder continues to extend out, the hole disc on the rotary turning plate is completely inserted into the hole disc on the conveying belt, and the rotary turning plate continuously descends to a position lower than the edge of the hole disc on the conveying belt and then turns inwards to reset under the restoring force of the torsion spring.
Step two, repeating the step one until the photoelectric sensor of the plug collecting mechanism detects the plug, stopping the stepping motor and the bidirectional cylinder from moving, resetting the bidirectional cylinder to a state that the push rod is completely pushed out, and alarming by an alarm; then, the two movable vertical plates are pulled open, and the stacked thick plug tray is taken out.
The invention has the following beneficial effects:
the plug lifting mechanism of the invention takes the bidirectional cylinder as a prime mover (or other bidirectional linear motion parts such as a hydraulic cylinder, a linear motor, a ball screw and the like), the collection and stacking of the plugs can be completed only by one bidirectional cylinder with single degree of freedom, the L-shaped rod adopts the lever principle to reduce the input thrust of the prime mover, and a plurality of plugs can be lifted more easily; the tail end of the L-shaped rod can rotate, the turnover plate can be turned outwards when touching the plug tray, and can be reset by the restoring force of the torsion spring; it can be seen that the present invention is simple and compact in construction, but has a high stacking efficiency.
Drawings
FIG. 1 is a perspective view showing the overall structure of the automatic stacking device for seedling raising trays of the present invention;
FIG. 2 is a perspective view of the structure of the conveying mechanism of the present invention;
FIG. 3 is a perspective view of the structure of the tray lifting mechanism of the present invention;
FIG. 4 is a side view of the construction of the tray lifting mechanism of the present invention;
FIG. 5 is a perspective view of the structure of the tray;
FIG. 6 is a schematic view of the rotatable flap of the present invention in contact with the bottom of the edge of the tray;
FIG. 7 is a schematic view of the state of the tray lifting mechanism lifting the tray and then conveying the next tray by the conveying mechanism;
FIG. 8 is a schematic view of the rotatable flap in contact with the top of the edge of the tray;
fig. 9 is a schematic view of the reset state of the tray lifting mechanism of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following detailed description and accompanying drawings.
As shown in fig. 1, an automatic stacking device for seedling raising plug trays comprises a conveying mechanism 100, a plug tray lifting mechanism 200 and a plug tray collecting mechanism 300; the plug lifting mechanism 200 is positioned at the output end of the conveying mechanism 100; the tray collection mechanism 300 is located directly above the tray lifting mechanism 200.
As shown in fig. 2, the conveying mechanism 100 includes a frame 101, a driving shaft 113, a driven shaft 105, a conveying belt 107, a synchronizing wheel 111, a synchronizing belt 112, and a stepping motor 115; two ends of the driven shaft 105 are supported on the two bearing blocks I104 through bearings; the first bearing seat 104 is fixed with the frame 101; two ends of the driving shaft 113 are supported on two second bearing blocks 114 through bearings, and the second bearing blocks 114 are fixed on the rack 101; the driving shaft 113 is connected with the driven shaft 105 through a conveying belt 107; the base of the stepping motor 115 is fixed on the motor plate 110, and the motor plate 110 is fixed on the frame 101; one synchronizing wheel 111 is fixed on an output shaft of the stepping motor 115, the other synchronizing wheel 111 is fixed at one end of a driving shaft 113, and the two synchronizing wheels 111 are connected through a synchronous belt 112; baffles 109 are fixed on both sides of the frame 101 to prevent the tray 108 (shown in fig. 5) from shifting during the transportation process; a photoelectric sensor 106 is fixed at the output end of the conveying belt 107 on the rack 101, and is used for detecting whether the plug tray 108 is in place; the signal output end of the photoelectric sensor 106 is connected with a controller; the stepper motor 115 is controlled by a controller; the bidirectional cylinder 202 of the plug lifting mechanism 200 is connected with an air pump through a reversing valve, and the reversing valve is controlled by a controller.
As shown in fig. 1, 3 and 4, the plug lifting mechanism 200 includes an aluminum frame 201, a bidirectional cylinder 202 (a cylinder with push rods at both ends and opposite moving directions of the push rods at both ends), a connecting rod 204, an L-shaped rod 205 and a polish rod 207; the cylinder body of the bidirectional cylinder 202 is fixed at the bottom of the aluminum profile frame 201; push rods 203 at two ends of the bidirectional cylinder 202 are respectively hinged with one ends of two connecting rods 204, and the other ends of the two connecting rods 204 are respectively hinged with one ends of two L-shaped rods 205; the two arm connecting positions of each L-shaped rod 205 and a polish rod 207 form a revolute pair; the two polish rods 207 are respectively arranged at two ends of the aluminum profile frame 201; the axis of the polish rod 207 is arranged along the conveying direction of the conveying mechanism 100; the two ends of the polish rod 207 are both fixed with a support base 206, and the support base 206 is fixed with the aluminum profile frame 201; the other end of each L-shaped rod 205 is hinged with one rotatable turning plate 208 through a hinge shaft, and an integrally formed limiting plate is arranged below the rotatable turning plate 208; a torsional spring is sleeved on the hinged shaft; one end of the torsion spring is fixed with the rotary turning plate 208, and the other end is fixed with the limiting plate. The bidirectional cylinder 202 is positioned at the bottom of the conveying belt 107 of the conveying mechanism 100, and one end of the L-shaped rod 205, which is connected with the rotatable turnover plate 208, is positioned at the top of the conveying belt 107.
As shown in fig. 1, 6, 7, 8 and 9, the tray collecting mechanism 300 includes a collecting rack, a movable vertical plate 301 and a photoelectric sensor 106 fixed on top of the collecting rack; two sides of the collecting frame respectively form a sliding pair with one movable vertical plate 301; the signal output end of the photoelectric sensor 106 of the plug collecting mechanism 300 is connected with the controller; the plug 108 is sent into the space of the collecting rack by the plug collecting mechanism 300, and does not generate large displacement; after the collecting rack collects the full tray 108, the photoelectric sensor 106 detects that the collection of the tray 108 reaches the limit, the controller controls the alarm to alarm (preferably, the alarm stops automatically after three sounds), the two movable vertical plates 301 are pulled apart manually, and the tray 108 is taken out.
As a preferred embodiment, the frame 101 is provided with four legs 102.
As a preferred embodiment, the bearing seat I104 is fixed on the connecting plate 103, the adjusting groove formed in the connecting plate 103 is connected with the through hole formed in the frame 101 through a bolt and a nut, and the position of the connecting plate 103 on the frame 101 is adjusted through the adjusting groove of the connecting plate 103, so that the tensioning adjustment of the conveying belt 107 can be realized.
The stacking method of the automatic seedling raising plug stacking device specifically comprises the following steps:
firstly, the conveying mechanism 100 conveys the plug tray 108; when the photoelectric sensor 106 of the conveying mechanism 100 detects that the plug 108 is in place, the stepping motor 115 stops rotating, and at the moment, the edge of the plug 108 is positioned above the rotatable turning plate 208; then, the push rod 203 of the bidirectional cylinder 202 retracts, and drives one end of the L-shaped rod 205 connected with the rotatable flap 208 to swing upwards through the connecting rod 204, so as to drive the rotatable flap 208 to ascend, and the rotatable flap 208 pushes the plug 108 to ascend when contacting with the plug 108 (as shown in fig. 6); when the push rod 203 of the bidirectional cylinder 202 is completely retracted, the stepping motor 115 is started, and after the photoelectric sensor 106 of the conveying mechanism 100 detects that the next plug tray 108 is in place, the stepping motor 115 stops rotating, as shown in fig. 7; then, the push rod 203 of the bidirectional cylinder 202 extends out, and drives the L-shaped rod 205 to swing down at one end of the rotatable flap 208 through the connecting rod 204, the rotatable flap 208 drives the hole tray 108 thereon to descend and insert into the hole tray 108 on the conveyor belt, and the rotatable flap 208 descends to contact with the hole tray 108 on the conveyor belt and turns outwards, as shown in fig. 8. When the push rod 203 of the bidirectional cylinder 202 continues to extend, the plug 108 on the rotatable flap 208 is completely inserted into the plug 108 on the conveyor belt, and after the rotatable flap 208 continues to descend to be lower than the edge of the plug 108 on the conveyor belt, the rotatable flap is turned inwards to reset under the restoring force of the torsion spring, as shown in fig. 9.
Step two, repeating the step one until the photoelectric sensor 106 of the plug collecting mechanism 300 detects the plug 108, the stepping motor 115 and the bidirectional cylinder 202 stop moving, the bidirectional cylinder 202 resets to a state that the push rod 203 is completely pushed out, and the alarm gives an alarm; the two movable risers 301 are then pulled apart and the stack of thick trays 108 is removed.
Claims (4)
1. The utility model provides an automatic device that piles up of seedling culture plug, includes conveying mechanism, plug hoist mechanism and plug collection mechanism, its characterized in that: the plug lifting mechanism is positioned at the output end of the conveying mechanism; the plug collecting mechanism is positioned right above the plug lifting mechanism;
the conveying mechanism comprises a rack, a driving shaft, a driven shaft, a conveying belt, a synchronous wheel, a synchronous belt and a stepping motor; two ends of the driven shaft are supported on the first two bearing seats through bearings; the first bearing seat is fixed with the frame; two ends of the driving shaft are supported on two bearing blocks II through bearings, and the bearing blocks II are fixed on the rack; the driving shaft is connected with the driven shaft through a conveyer belt; the base of the stepping motor is fixed on a motor plate, and the motor plate is fixed on the frame; one synchronizing wheel is fixed on an output shaft of the stepping motor, the other synchronizing wheel is fixed at one end of the driving shaft, and the two synchronizing wheels are connected through a synchronous belt; the two sides of the frame are both fixed with baffles; a photoelectric sensor is fixed at the output end of the conveying belt on the frame, and the signal output end of the photoelectric sensor is connected with the controller; the stepping motor is controlled by the controller; a bidirectional cylinder of the plug lifting mechanism is connected with an air pump through a reversing valve, and the reversing valve is controlled by a controller;
the plug lifting mechanism comprises an aluminum profile frame, a bidirectional cylinder, a connecting rod, an L-shaped rod and a polished rod; the cylinder body of the bidirectional cylinder is fixed at the bottom of the aluminum profile frame; push rods at two ends of the bidirectional cylinder are respectively hinged with one ends of the two connecting rods, and the other ends of the two connecting rods are respectively hinged with one ends of the two L-shaped rods; the connecting position of the two arms of each L-shaped rod and a polish rod form a revolute pair; the two polished rods are respectively arranged at the two ends of the aluminum profile frame; the axis of the polish rod is arranged along the transmission direction of the conveying mechanism; supporting seats are fixed at both ends of the polished rod and are fixed with the aluminum profile frame; the other end of each L-shaped rod is hinged with a rotatable turning plate through a hinge shaft, and an integrally formed limiting plate is arranged below the rotatable turning plate; a torsional spring is sleeved on the hinged shaft; one end of the torsion spring is fixed with the rotary turnover plate, and the other end of the torsion spring is fixed with the limiting plate; the bidirectional cylinder is positioned at the bottom of a conveying belt of the conveying mechanism, and one end of the L-shaped rod, which is connected with the rotatable turning plate, is positioned at the top of the conveying belt;
the plug collecting mechanism comprises a collecting frame, a movable vertical plate and a photoelectric sensor fixed at the top of the collecting frame; two sides of the collecting frame respectively form a sliding pair with a movable vertical plate; the signal output end of the photoelectric sensor of the plug collecting mechanism is connected with the controller.
2. The automatic stacking device for seedling raising trays according to claim 1, wherein: the frame is provided with four support legs.
3. The automatic stacking device for seedling raising trays according to claim 1, wherein: the first bearing seat is fixed on the connecting plate, and the adjusting groove formed in the connecting plate is connected with the through hole formed in the rack through a bolt and a nut.
4. The stacking method of the automatic seedling raising tray stacking device according to claim 1, 2 or 3, wherein: the method comprises the following specific steps:
firstly, a conveying mechanism conveys a plug tray; when the photoelectric sensor of the conveying mechanism detects that the hole tray is in place, the stepping motor stops rotating, and the edge of the hole tray is positioned above the rotatable turning plate; then, the push rod of the bidirectional cylinder retracts, and drives one end of the L-shaped rod connected with the rotatable turning plate to swing upwards through the connecting rod, so that the rotatable turning plate is driven to ascend, and the hole tray is pushed to ascend when the rotatable turning plate is contacted with the hole tray; when the push rod of the bidirectional cylinder is completely retracted, the stepping motor is started, and the stepping motor stops rotating after the photoelectric sensor of the conveying mechanism detects that the next plug tray is in place; then, a push rod of the bidirectional cylinder extends out, and drives an L-shaped rod to be connected with one end of a rotatable turning plate to swing downwards through a connecting rod, the rotatable turning plate drives a plug tray on the rotatable turning plate to descend and be inserted into the plug tray on the conveying belt, and the rotatable turning plate descends to be in contact with the plug tray on the conveying belt and turns outwards; when the push rod of the bidirectional cylinder continues to extend out, the plug tray on the rotatable turning plate is completely inserted into the plug tray on the conveyor belt, and the rotatable turning plate continuously descends to a position lower than the edge of the plug tray on the conveyor belt and then is turned inwards to reset under the restoring force of the torsion spring;
step two, repeating the step one until the photoelectric sensor of the plug collecting mechanism detects the plug, stopping the stepping motor and the bidirectional cylinder from moving, resetting the bidirectional cylinder to a state that the push rod is completely pushed out, and alarming by an alarm; then, the two movable vertical plates are pulled open, and the stacked thick plug tray is taken out.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110068082.3A CN112978310A (en) | 2021-01-19 | 2021-01-19 | Automatic stacking device and method for seedling raising plug trays |
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| CN202110068082.3A CN112978310A (en) | 2021-01-19 | 2021-01-19 | Automatic stacking device and method for seedling raising plug trays |
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| CN112978310A true CN112978310A (en) | 2021-06-18 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113678671A (en) * | 2021-08-06 | 2021-11-23 | 浙江理工大学 | Automatic tray placing device for greenhouse with seedling tray |
| CN114313955A (en) * | 2022-01-29 | 2022-04-12 | 重庆市农业科学院 | Automatic cup placing device for planting cup and planting cup clamp |
| CN115399175A (en) * | 2022-08-29 | 2022-11-29 | 浙江理工大学 | Automatic tray placing device and method for flowerpot on seeding assembly line |
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Application publication date: 20210618 |