CN211026997U - A kind of Panax notoginseng automatic classification production line - Google Patents

Abstract

The utility model relates to a full-automatic hierarchical production line of pseudo-ginseng belongs to the agricultural product processing equipment field, including feed arrangement, roll screening plant, take-up (stock) pan, discharge device, spacing detection mechanism, the grading plant of weighing, the feed arrangement be connected with the roll screening plant that can carry out the pseudo-ginseng of variation in size screening, roll screening plant's below is provided with the take-up (stock) pan that is used for connecing the little first pseudo-ginseng that screens out, roll screening plant's terminal discharge gate is connected with discharge device, and roll screening plant's terminal discharge gate department is provided with spacing detection mechanism, discharge device is connected with the grading plant of weighing. The utility model discloses enough carry out automatic screening, automatic row material and automatic weighing to the pseudo-ginseng and grade, reduce artifical intensity of labour, improve the operating efficiency, realize the hierarchical automation of pseudo-ginseng.

Description

A kind of Panax notoginseng automatic classification production line

technical field

The utility model belongs to the field of agricultural product processing equipment, in particular to a fully automatic classification production line of Panax notoginseng.

Background technique

As a medicinal material, Panax notoginseng is used in the market to judge its economic value by "head count" (the number of notoginseng per 500g). The smaller the head count, the higher its medicinal value and economic value. At present, the production scale of Panax notoginseng in Yunnan is huge. In the process of sorting Panax notoginseng, manual operations have always been carried out. The sorting cost is high, the production efficiency is low, the labor intensity of the operators is high, and the errors caused by human subjective factors The sorting quality of Panax notoginseng has a great influence and cannot meet the actual needs of production. It is particularly necessary to develop an automatic classification production line of Panax notoginseng to solve the actual production needs.

SUMMARY OF THE INVENTION

In order to overcome the problems existing in the background technology, the utility model proposes a Panax notoginseng automatic classification production line, which can automatically screen, automatically discharge and automatically weigh and classify Panax notoginseng, reduce manual labor intensity, and improve operation efficiency. Realize the automation of Panax notoginseng grading.

To achieve the above object, the present invention is achieved through the following technical solutions:

The fully automatic grading production line of Panax notoginseng includes a feeding device 1, a rolling screening device 2, a feeding tray 3, a discharging device 4, a weighing and grading device 6, a limit detection mechanism 5, a feeding guide plate 7, and a discharging device. Guide plate 8, the feeding device 1 is connected with the rolling screening device 2 that can screen Panax notoginseng of different sizes through the feeding guide plate 7, and the rolling screening device 2 is provided with a small head three for screening out. In the seventh feeding tray 3, a discharge guide 8 connected to the discharge device 4 is arranged below the discharge port of the end of the rolling screening device 2, and a limit detection mechanism 5 is set at the discharge port of the discharge device 4. , the feeding end of the weighing and classifying device 6 is located below the discharging port of the discharging device 4 .

Further, the rolling screening device 2 includes a drive motor 2-1, a pulley transmission mechanism 2-2, a roller 2-3, a screening drum 2-4, and a screening frame 2-5. The dividing drum 2-4 is fixedly installed on the roller 2-3, the two ends of the roller 2-3 are installed on the screening frame 2-5 through the bearing, the feeding guide plate 7 is fixed on the bearing seat, and the feeding guide plate 7 The feed end of the feeder is located below the discharge port of the feeding device 1, the discharge end of the feed guide plate 7 is located at the feed end of the screening drum 2-4, and the power output shaft of the drive motor 2-1 passes through the pulley transmission mechanism 2 -2 is connected with the roller 2-3, and the discharge guide plate 8 is fixed on the screening frame 2-5 below the screening drum 2-4.

Further, the screening drum 2-4 includes grid bars 2-6, grid rings 2-7, annular mounting plates 2-8, spiral guide rails 2-9, an annular mounting plate 2-8 and three grid rings 2 -7 equidistant and equiaxed, annular mounting plate 2-8 with first grid ring 2-7, first grid ring 2-7 with second grid ring 2-7, second grid ring 2-7 Grid bars 2-6 are installed along the circumferential direction between the third grid ring 2-7 to form the screening drum body, and the grid bars installed between the annular mounting plate 2-8 and the first grid ring 2-7 The spacing between 2-6 is smaller than the spacing between grid bars 2-6 between the first gate ring 2-7 and the second gate ring 2-7, the first gate ring 2-7 and the second gate ring 2 The spacing between the grid bars 2-6 between -7 is smaller than the spacing between the grid bars 2-6 between the second grid ring 2-7 and the third grid ring 2-7; the inner wall of the screening drum body is installed with Spiral guides 2-9.

Further, there are three receiving trays 3 respectively, and the three receiving trays 3 are respectively installed on the annular mounting plate 2-8 and the first grid ring 2-7, the first grid ring 2-7 and the second grid ring 2 -7. On the screening racks 2-5 below the grid bars 2-6 of the second grid ring 2-7 and the third grid ring 2-7.

Further, the described discharging device 4 includes a vibrating mechanism 4-1, a material storage tray 4-2, and a discharging track 4-3, and a storage tray 4-2 is installed on the top of the described vibration mechanism 4-1, which stores the material. A discharge track 4-3 is installed at the discharge port of the material tray 4-2.

Further, the discharge port of the discharging device 4 is provided with a limit detection mechanism 5, and the limit detection mechanism 5 includes a bracket 5-1, a sensor 5-2, a PLC I 5-3, a cylinder 5-4, and a stopper block 5. -5, a cylinder 5-4 is installed on the bracket 5-1, the end of the piston rod of the cylinder 5-4 is installed with a stopper 5-5 for allowing and preventing the discharge of the discharge track 4-3, the bracket Sensor 5-2 is installed on 5-1 for detecting the blanking of discharge track 4-3. Sensor 5-2 is connected with PLC I5-3, and solenoid valve I5-6 connected with cylinder 5-4 is connected with PLC I5-3.

Further, the weighing and grading device 6 includes a speed conveyor belt 6-1, a weighing device 6-2, and a grading implementing mechanism 6-3. A weighing device 6-2 is installed on the rear side of the high-speed conveyor belt 6-1-, and 3-8 grading actuators 6-3 are installed on the rear side of the weighing device 6-2.

Further, the weighing device 6-2 includes a weighing conveyor belt 6-2-1 and a weighing sensor 6-2-2, and the weighing conveyor belt 6-2-1 is provided with a weighing sensor 6-2 -2, the load cell 6-2-2 is connected to PLC II; the grading actuator 6-3 includes a base 6-3-1, a pneumatic paddle 6-3-2, a discharge conveyor belt 6-3-3, The material receiving box 6-3-4, the said discharging conveyor belt 6-3-3 is installed on the top of the base 6-3-1, the pneumatic paddle 6-3-2 includes the feeding cylinder 6-3-5, the dial Rod 6-3-6, dial 6-3-7, dial shaft 6-3-8, dial 6-3-9, the dial cylinder 6-3-5 is fixedly installed on the discharge conveyor 6- On the base 6-3-1 below 3-3, the feeding cylinder 6-3-5 is connected to the PLCⅡ through the solenoid valve II, and one end of the dialing rod 6-3-6 is hinged to the piston of the feeding cylinder 6-3-5 On the rod, the lower end of the dial shaft 6-3-8 is fixed on the other end of the dial rod 6-3-6, the dial wheel 6-3-7 is fixed on the base 6-3-1, and the dial shaft 6-3- 8 Pass through the center hole of the dial wheel 6-3-7, the upper end of the dial shaft 6-3-8 is fixedly installed with a paddle 6-3-9, and the paddle 6-3-9 is located on the weighing conveyor belt 6-2 Above -1, the distance between the underside edge of the pick 6-3-9 and the weighing conveyor 6-2-1 is not more than 3mm.

The beneficial effects of the present utility model:

Through the rolling screening device, Panax notoginseng with smaller geometric size and lower economic value can be separated according to size, which greatly improves the working efficiency and stability of the subsequent discharge device.

Through the limit detection mechanism of the discharging device, the discharging speed of the vibrating discharging track is controlled to ensure that there is no overlapping material during the discharging process of Panax notoginseng, and the time interval of discharging is adjustable to meet the requirements of the subsequent weighing and classifying device. .

Through the weighing and grading device, the automatic weighing and grading of Panax notoginseng can be realized, the influence of human subjective factors on the grading quality of Panax notoginseng can be avoided, and the work efficiency is greatly improved.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of the utility model rolling screening device;

Fig. 3 is the structural representation of the screening drum of the utility model;

4 is a schematic structural diagram of the discharging device and the limit detection mechanism of the present invention;

Fig. 5 is the structural representation of the weighing and classifying device of the present invention;

Fig. 6 is the structural representation of the weighing device of the present utility model;

Fig. 7 is the structural representation of the grading executive mechanism of the present utility model;

8 is a schematic structural diagram of a pneumatic paddle of the present invention;

Fig. 9 is the circuit wiring diagram of the limit detection mechanism of the present invention;

Fig. 10 is a circuit wiring diagram of the weighing and classifying device of the present invention.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model and the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. . Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in Figure 1, the fully automatic classification production line of Panax notoginseng includes a feeding device 1, a rolling screening device 2, a feeding tray 3, a discharging device 4, a weighing and grading device 6, a feeding guide plate 7, and a discharging device. Guide plate 8.

The feeding device 1 is connected with the rolling screening device 2 capable of screening Panax notoginseng of different sizes through the feeding guide plate 7. The rolling screening device 2 is provided with a connector for receiving the small Panax notoginseng that has been screened. In the feeding tray 3, a discharge guide plate 8 connected with the discharging device 4 is arranged below the discharge port at the end of the rolling screening device 2. As shown in Figures 2 and 3, the rolling screening device 2 includes a driving motor 2- 1. Pulley transmission mechanism 2-2, roller 2-3, screening drum 2-4, screening frame 2-5, the screening drum 2-4 is fixedly installed on the roller 2-3, Both ends of the rollers 2-3 are mounted on the screening frame 2-5 through bearings, the feeding guide plate 7 is fixed on the bearing seat, and the feeding end of the feeding guide plate 7 is located below the discharge port of the feeding device 1. The discharge end of the feed guide plate 7 is located at the feed end of the screening drum 2-4, the power output shaft of the drive motor 2-1 is connected to the roller 2-3 through the pulley transmission mechanism 2-2, and the discharge guide plate 8 is fixed On the screening rack 2-5 below the screening drum 2-4. The feeding device 1 sends the Panax notoginseng to be classified into the screening drum 2-4 through the feeding guide plate 7, and the driving motor 2-1 drives the screening drum 2-4 to rotate through the pulley transmission mechanism 2-2, and the moving screen During the rotation of the separation drum 2-4, the Panax notoginseng rotates forward. During the advancing process, the screening drums 2-4 screen the Panax notoginseng step by step, and the panax notoginseng with similar specifications and sizes after screening falls to the ground. In the receiving tray 3 below the screening drum 2-4.

In the present utility model, preferably, as shown in FIG. 3 , the screening drum 2-4 includes grid bars 2-6, grid rings 2-7, annular mounting plates 2-8, and spiral guide rails 2-9. An annular mounting plate 2-8 and three grid rings 2-7 are equidistant and equiaxed, and the annular mounting plate 2-8 and the first grid ring 2-7, the first grid ring 2-7 and the second grid Between the ring 2-7, the second grid ring 2-7 and the third grid ring 2-7, grid bars 2-6 are installed along the circumferential direction to form the screening drum body, and the annular mounting plate 2-8 is connected to the third grid ring 2-7. The spacing between the grid bars 2-6 installed between one grid ring 2-7 is smaller than the spacing between the grid bars 2-6 between the first grid ring 2-7 and the second grid ring 2-7, the first grid ring 2-7 The spacing between the gate bars 2-6 between the first gate ring 2-7 and the second gate ring 2-7 is smaller than that between the gate bars 2-6 between the second gate ring 2-7 and the third gate ring 2-7 A spiral guide rail 2-9 is installed on the inner wall of the screening drum body formed by the grid bars 2-6, the three grid rings 2-7 and the annular mounting plate 2-8. When the whole screening drum 2-4 drives the Panax notoginseng to rotate, the rotation of the spiral guide rail 2-9 can guide Panax notoginseng to move forward in the screening drum 2-4, which is convenient for realizing Panax notoginseng in the screening drum 2-4. rapid sieving. In the present invention, a plurality of grid bars 2-6 are connected with three grid bars 2-6 and an annular mounting plate 2-8 to form a three-stage screening drum 2-4. The annular mounting plate 2-8 is connected to the first grid ring. The spacing between the grid bars 2-6 between 2-7 can screen out Panax notoginseng with the smallest volume, while the spacing between grid bars 2-6 between the first grid ring 2-7 and the second grid ring 2-7 can screen out Notoginseng with the second smallest volume, and the spacing between the grid bars 2-6 between the second grid ring 2-7 and the third grid ring 2-7 can screen out the third smallest notoginseng, so that the volume of the raw material notoginseng is reduced. The three smaller grades are screened out separately. The utility model uses the different sizes of the gaps between the grid bars to screen the Panax notoginseng according to the geometric size, so as to quickly remove the Panax notoginseng with small size and low economic value, thereby improving the screening efficiency of Panax notoginseng and ensuring the subsequent screening. There are no such small Sanqi in the Sanqi.

There are three receiving trays 3 respectively, and the three receiving trays 3 are respectively installed on the annular mounting plate 2-8 and the first grid ring 2-7, the first grid ring 2-7 and the second grid ring 2-7. , on the screening rack 2-5 below the grid bars 2-6 of the second grid ring 2-7 and the third grid ring 2-7. The three grades of small Panax notoginseng fall into the corresponding receiving trays 3 respectively to realize grading collection.

As shown in FIG. 4 , the discharging device 4 includes a vibration mechanism 4-1, a storage tray 4-2, and a discharging track 4-3. A storage tray 4 is installed on the top of the vibration mechanism 4-1. -2. A discharge track 4-3 is installed at the discharge port of the storage tray 4-2. After screening out the small Panax notoginseng, the qualified big Panax notoginseng enters the storage tray 4-2 through the discharge guide plate 8. The vibration mechanism 4-1 drives the storage tray 4-2 to vibrate, and the storage tray 4-2 is placed in the storage tray 4-2. Under the vibration, the Panax notoginseng can enter the discharge track 4-3 one by one, and the panax notoginseng is discharged from the discharge track 4-3 one by one due to the vibration of the discharge track 4-3, ensuring that there is no overlapping material during the process of discharging the Panax notoginseng. .

The discharge port of the discharging device 4 is provided with a limit detection mechanism 5 , and the feeding end of the weighing and classifying device 6 is located below the discharging port of the discharging device 4 . As shown in Figures 4 and 7, the limit detection mechanism 5 includes a bracket 5-1, a sensor 5-2, a PLCI 5-3, a cylinder 5-4, and a material stopper 5-5. The bracket 5-1 is mounted with a Cylinder 5-4, the end of the piston rod of the cylinder 5-4 is equipped with a stopper 5-5 for allowing and preventing the discharge of the discharge track 4-3, and a bracket 5-1 is installed on the bracket 5-1 for detecting the discharge track 4- 3. The sensor 5-2 for blanking, the sensor 5-2 is connected with PLC I 5-3, and the solenoid valve I 5-6 connected with the cylinder 5-4 is connected with PLC I 5-3. When the discharge device 4 discharges Panax notoginseng into the weighing and classifying device 6, the sensor 5-2 is used to detect the Panax notoginseng blanking signal at the end of the discharge track 4-3. When the sensor 5-2 detects the discharge track 4 When the panax notoginseng is discharged from -3, the sensor 5-2 transmits the signal to PLCⅠ5-3, the PLCⅠ5-3 starts the cylinder 5-4 through the solenoid valve I5-6, the piston rod of the cylinder 5-4 extends, and pushes the stopper Block 5-5 is blocked at the end of the discharge track 4-3, blocking the Panax notoginseng blanking at the end of the discharge track 4-3. After a corresponding time interval, the PLCⅠ5-3 controls the cylinder 5-4 to return, and by using the cylinder 5 -4 Drive the expansion and contraction of the stopper block 5-5, allowing and blocking the 37 blanking at the end of the discharge track 4-3, so as to ensure the requirement of maintaining a certain interval for the 37 discharge, which is convenient for the subsequent weighing and classification device 6 to 3 Seven of the weighing grading work.

As shown in Figures 5-8 and 10, the weighing and grading device 6 includes a speed conveyor belt 6-1, a weighing device 6-2, and a grading actuator 6-3. The speed speed conveyor belt 6-1 is installed in the discharge Below the discharge port of the device 4, a weighing device 6-2 is installed on the rear side of the speed-pacing conveyor 6-1-, and 3-8 grading actuators 6-3 are installed on the rear side of the weighing device 6-2. In the present invention, as a preference, 3 grading implementing mechanisms 6-3, or 5 grading implementing mechanisms 6-3, or 8 grading implementing mechanisms 6-3 can be selected to be installed.

The weighing device 6-2 includes a weighing conveyor 6-2-1 and a weighing sensor 6-2-2, and a weighing sensor 6-2-2 is installed on the weighing conveyor 6-2-1. , the load cell 6-2-2 is connected with PLC II; the grading actuator 6-3 includes the base 6-3-1, the pneumatic pick 6-3-2, the discharge conveyor belt 6-3-3, the material receiving Box 6-3-4, the discharging conveyor belt 6-3-3 is installed on the top of the base 6-3-1, and the pneumatic paddle 6-3-2 includes the feeding cylinder 6-3-5, the paddle 6 -3-6, dial 6-3-7, dial shaft 6-3-8, dial 6-3-9, the dial cylinder 6-3-5 is fixedly installed on the discharge conveyor belt 6-3- 3 On the base 6-3-1 below, the feeding cylinder 6-3-5 is connected to PLCⅡ through solenoid valve II, and one end of the dialing rod 6-3-6 is hinged on the piston rod of the feeding cylinder 6-3-5 , the lower end of the dial shaft 6-3-8 is fixed on the other end of the dial rod 6-3-6, the dial wheel 6-3-7 is fixed on the base 6-3-1, and the dial shaft 6-3-8 is The center hole of the dial wheel 6-3-7 passes through, the upper end of the dial shaft 6-3-8 is fixedly installed with a dial 6-3-9, and the dial 6-3-9 is located on the weighing conveyor belt 6-2-1 The distance between the lower edge of the pick 6-3-9 and the weighing conveyor belt 6-2-1 should not exceed 3mm.

Here, five grading actuators 6-3 are selected to be installed, and the weighing module can realize the weight measurement and evaluation of 5 weight classes of Panax notoginseng. At this time, the five grading actuators 6 set on the discharge conveyor belt 6-3-3 -3 Under the control of PLC II, the five weight classes of Panax notoginseng from light to heavy are distributed in sequence, specifically, when Panax notoginseng enters from the stop and discharge track 4-3 to the weighing conveyor belt 6-2-1 When the load cell 6-2-2 senses the weight in Panax notoginseng, and transmits the weight signal to the weighing module SIWAREX U, the weighing module SIWAREX U evaluates the weight of Panax notoginseng, and PLC II reads The evaluation data of the weighing module SIWAREX U is controlled by the solenoid valve II to control the corresponding feeding cylinder 6-3-5 within the data range to start work, and the feeding cylinder 6-3-5 drives the dial through the dial 6-3-6. The shaft 6-3-8 rotates, and the dial shaft 6-3-8 drives the paddle 6-3-9 during the rotation to dial the Panax notoginseng on the weighing conveyor belt 6-2-1 into the corresponding receiving box 6- 3-4 in. In this way, the classification of Panax notoginseng of various weight specifications can be achieved, and the purpose of collecting Panax notoginseng materials of different weights is achieved.

The utility model preliminarily sorts Panax notoginseng with a small weight through a rolling screening device, and can eliminate the small Panax notoginseng with low economic value, and automatically discharges materials through a discharging device, and the discharging speed is detected by the limit. The mechanism is adjusted, and then the grading operation is completed through the weighing and grading device, which ensures the stability of the production line operation, improves the production efficiency of Panax notoginseng grading, reduces the labor intensity of operators, and greatly improves the economic benefits of farmers.

Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. Although the present invention has been described in detail through the above preferred embodiments, those skilled in the art should Various changes can be made in the above and in the details without departing from the scope of the present invention as defined by the claims of the present invention.

Claims (8)

1. A fully automatic classification production line for Panax notoginseng, characterized in that: the fully automatic classification production line for Panax notoginseng comprises a feeding device (1), a rolling screening device (2), a feeding tray (3), and a discharging device (4), limit detection mechanism (5), weighing and classifying device (6), feeding guide plate (7), discharging guide plate (8), the feeding device (1) passes through the feeding guide plate (7) It is connected with a rolling screening device (2) capable of screening Panax notoginseng of different sizes, and a receiving tray (3) for receiving the screened small Panax notoginseng is arranged below the rolling screening device (2). A discharge guide plate (8) connected to the discharge device (4) is provided below the end discharge port of the sub-device (2), and a limit detection mechanism (5) is provided at the discharge port of the discharge device (4). ), the feeding end of the weighing and classifying device (6) is located below the discharging port of the discharging device (4). 2. A fully automatic classification production line for Panax notoginseng according to claim 1, characterized in that: the rolling screening device (2) comprises a drive motor (2-1), a pulley transmission mechanism (2-2) , roller (2-3), screening drum (2-4), screening frame (2-5), the screening drum (2-4) is fixedly installed on the roller (2-3) , the two ends of the roller (2-3) are mounted on the screening frame (2-5) through bearings, the feeding guide plate (7) is fixed on the bearing seat, and the feeding end of the feeding guide plate (7) is located in the feeding Below the discharge port of the feeding device (1), the discharge end of the feeding guide plate (7) is located at the feeding end of the screening drum (2-4), and the power take-off shaft of the driving motor (2-1) is driven by a pulley The mechanism (2-2) is connected with the roller (2-3), and the discharge guide plate (8) is fixed on the screening frame (2-5) below the screening drum (2-4). 3. A fully automatic classification production line for Panax notoginseng according to claim 2, characterized in that: the screening drum (2-4) comprises grid bars (2-6), grid rings (2-7), Ring mounting plate (2-8), spiral guide rail (2-9), one ring mounting plate (2-8) and three grid rings (2-7) are equidistant and equidistant, ring mounting plate (2-8) with the first gate ring (2-7), the first gate ring (2-7) with the second gate ring (2-7), the second gate ring (2-7) with the third gate ring Grid bars (2-6) are installed along the circumferential direction between (2-7) to form the screening drum body, and the ring-shaped mounting plate (2-8) is installed between the first grid ring (2-7). The spacing between the grid bars (2-6) is smaller than the spacing between the grid bars (2-6) between the first grid ring (2-7) and the second grid ring (2-7), the first grid ring The spacing between the grid bars (2-6) between (2-7) and the second grid ring (2-7) is smaller than that between the second grid ring (2-7) and the third grid ring (2-7) The spacing between the grid bars (2-6); a spiral guide rail (2-9) is installed on the inner wall of the screening drum body. 4. A Panax notoginseng automatic grading production line according to claim 3, characterized in that: there are three receiving trays (3) respectively, and the three receiving trays (3) are respectively installed on the annular mounting plates (2-8 ) and the first gate ring (2-7), the first gate ring (2-7) and the second gate ring (2-7), the second gate ring (2-7) and the third gate ring On the screen rack (2-5) below the grid bars (2-6) of the ring (2-7). 5. A fully automatic classification production line for Panax notoginseng according to claim 1, characterized in that: the discharging device (4) comprises a vibration mechanism (4-1), a storage tray (4-2), a discharge A material track (4-3), a storage tray (4-2) is installed on the top of the vibration mechanism (4-1), and a discharge track (4) is installed at the discharge port of the storage tray (4-2). -3). 6. A fully automatic grading production line for Panax notoginseng according to claim 5, characterized in that: the limit detection mechanism (5) comprises a bracket (5-1), a sensor (5-2), a PLC I (5) -3), the cylinder (5-4), the block (5-5), the cylinder (5-4) is installed on the bracket (5-1), the end of the piston rod of the cylinder (5-4) A stopper (5-5) for allowing and preventing the discharge of the discharge track (4-3) is installed, and a sensor ( 5-2), the sensor (5-2) is connected with PLC I (5-3), and the solenoid valve I (5-6) connected with the cylinder (5-4) is connected with PLC I (5-3). 7. A fully automatic grading production line for Panax notoginseng according to claim 1 or 6, characterized in that: the weighing and grading device (6) comprises a speed conveyor belt (6-1), a weighing device (6-2), The grading actuator (6-3), the speed conveyor belt (6-1) is installed below the discharge port of the discharge device (4), and the rear side of the speed speed conveyor belt (6-1) is installed with a weighing device The rear side of the device (6-2) and the weighing device (6-2) are installed with 3-8 grading actuators (6-3). 8. A fully automatic grading production line for Panax notoginseng according to claim 7, characterized in that: the weighing device (6-2) comprises a weighing conveyor belt (6-2-1), a weighing sensor (6-2) -2-2), a load cell (6-2-2) is installed on the weighing conveyor belt (6-2-1), and the load cell (6-2-2) is connected to PLC II; the The grading actuator (6-3) includes the base (6-3-1), the pneumatic paddle (6-3-2), the discharge conveyor belt (6-3-3), and the material receiving box (6-3-4) , the discharge conveyor belt (6-3-3) is installed on the top of the base (6-3-1), and the pneumatic paddle (6-3-2) includes a feeding cylinder (6-3-5), a dial Rod (6-3-6), dial (6-3-7), dial shaft (6-3-8), paddle (6-3-9), the dial cylinder (6-3- 5) It is fixedly installed on the base (6-3-1) under the discharge conveyor belt (6-3-3). One end of 3-6) is hinged on the piston rod of the dial cylinder (6-3-5), and the lower end of the dial shaft (6-3-8) is fixed on the other end of the dial rod (6-3-6). The wheel (6-3-7) is fixedly installed on the base (6-3-1), and the dial shaft (6-3-8) passes through the center hole of the dial wheel (6-3-7). The upper end of (6-3-8) is fixedly installed with a pick (6-3-9), the pick (6-3-9) is located above the weighing conveyor belt (6-2-1), and the pick (6- 3-9) The distance between the lower side edge of the weighing conveyor belt (6-2-1) is not more than 3mm.

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