CN114476243A

CN114476243A - Tablet canning and capping process and production system

Info

Publication number: CN114476243A
Application number: CN202210159903.9A
Authority: CN
Inventors: 魏健
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-05-13

Abstract

The utility model relates to the technical field of medicine production equipment, in particular to a tablet canning and capping process and a production system; the tablet canning and sealing production system comprises a canning component and a sealing component which are sequentially arranged along a conveyor belt in an isolation cover, the canning component comprises a screening unit and a lossless discharging unit which are sequentially arranged, the sealing component comprises a sealing unit and a sealing unit which are sequentially arranged, the screening unit comprises a material bearing plate, a primary sieve plate, a flotation plate, a bottom cover, an air inlet pipe, a secondary detection unit and a secondary recovery unit which are sequentially arranged, the lossless discharging unit comprises an inverted triangle plate, a feeding pipe and a back flushing pipe, the sealing unit comprises a roller frame, a sealing film, a third electric control telescopic rod and a hot pressing head, the sealing unit comprises a secondary covering unit and a secondary screwing covering unit which are sequentially arranged, and a negative pressure unit matched with the sealing unit is also arranged on the conveyor belt; the utility model can effectively solve the problems of high tablet breakage rate, poor filling quality and low universality in the prior art.

Description

Tablet canning and capping process and production system

Technical Field

The utility model relates to the technical field of medicine production equipment, in particular to a tablet canning and capping process and a tablet canning and capping production system.

Background

In the field of food and medicine processing, quantitative tablet filling is very important, and the existing filling machines can ensure that the equivalent filling of products such as powder, granules and the like is ensured only by ensuring a certain volume, but for the products such as pills, tablets and the like with larger granules, which can generate a large amount of gaps, the filling machines need to perform the equal-quantity filling instead of the equal-volume and heavy filling.

In the application number: CN202120687392.9 patent document discloses an automatic plural liquorice tablet filling machine, which comprises a plural liquorice tablet tray, a case and a conveying device; one side of the grain counting disc is provided with a feeding device, the other side of the grain counting disc is provided with a blanking hopper and a cleaning device, the grain counting disc is also provided with a transparent cover plate, the grain counting disc comprises grain counting templates, a base plate and a rotating shaft, and counting holes which are distributed in a fan shape are arranged on the grain counting templates; two blanking ports are arranged on the chassis. The cleaning device provided by the utility model can timely clean dust adsorbed on the counting disc while the counting filling machine works, so that the dust is prevented from being absorbed and bonded, and the cleaning device can play a role in arranging tablets and improving the counting effect; two blanking mouths arranged on the chassis and two blanking hoppers working in cooperation with the blanking mouths can realize one-time filling of two bottles, and the working efficiency is improved. In addition, the tablet counting tray is also provided with a transparent cover plate covering the tablet counting tray, so that the tablet counting tray is prevented from contacting with air to a certain extent, and the feeding device can facilitate feeding.

However, the following disadvantages still exist in the practical application process:

one is as follows: the tablet breakage rate is high, because when the tablet counting disc in the comparison file is used for screening tablets, abrasion is caused between the tablets and the tablet counting disc due to high friction, and even the tablets are broken; meanwhile, the tablets can be severely collided and damaged due to larger kinetic energy in the process of entering the medicine bottle from the tablet counting disc; furthermore, the device of the above-mentioned reference document does not guarantee the integrity of the tablets when filling the vials with the tablets.

One is as follows: the filling quality is poor because the device in the above-mentioned comparison document cannot detect the integrity of the tablets filled in the medicine bottle, which makes the broken tablets easily appear in the medicine bottle; in addition, the device in the above-mentioned reference document cannot effectively ensure the sealing property inside the medicine bottle after filling the tablet.

One is as follows: the commonality is lower, and the device among the above-mentioned comparison file need change the several dish of different models when the medicine bottle of different capacity specifications of filling, and this makes it can not carry out the accurate regulation of filling tablet quantity under the state of not shutting down according to actual need.

Disclosure of Invention

The present invention is directed to solving the problems of the prior art, and the problems set forth in the background above.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a tablet canning closing cap production system, includes canning subassembly and the closing cap subassembly that sets gradually along the conveyer belt in that the cage is inside, the canning subassembly is including the branch sieve unit and the harmless blowing unit that set gradually, the closing cap subassembly seals unit and closing cap unit including setting gradually.

Furthermore, the screening unit comprises a material bearing plate, a primary screening plate, a flotation plate, a bottom cover, an air inlet pipe, a detection subunit and a recovery subunit which are sequentially arranged, wherein the primary screening plate and the flotation plate are respectively provided with a chute in one-to-one correspondence, the bottom of the primary screening plate is provided with a vibration motor, each chute on the flotation plate is densely provided with air holes along the feeding direction of the chute, the air holes are communicated with the bottom of the flotation plate, the bottom cover is hermetically arranged at the bottom of the flotation plate and covers all the air holes at the bottom of the flotation plate, the side wall of the bottom cover is uniformly provided with air inlets, the air inlets are connected to the air inlet pipe, the detection subunit is arranged right above the input end and the output end of the flotation plate, and the recovery subunit is arranged between the two detection subunits;

the harmless blowing unit is including falling set-square, filling tube and blowback pipe, the cavity has been seted up to the set-square inside, the top of falling the set-square still is equipped with the pan feeding mouth that switches on the cavity and meet with the cooperation of flotation cell output end, the filling tube setting is in the bottom of falling the set-square and switch on its inside cavity, it has the blowback pipe that switches on its inside to distribute symmetrically on the filling tube.

Furthermore, the detection subunits comprise transverse plates and cameras, the cameras which correspond to the sliding grooves in the flotation plate one by one are arranged at the bottom of the transverse plates, and the shooting directions of the two detection subunits are opposite;

the recycling secondary unit comprises a first transverse track plate, a first transverse electric drive sliding block, a first electric control telescopic rod, a first longitudinal track plate, a first longitudinal electric drive sliding block and a recycling pipe, wherein the tops of two ends of the first transverse track plate are respectively provided with the first electric control telescopic rod, the tops of the first electric control telescopic rods are respectively fixed with the first longitudinal electric drive sliding block, the first longitudinal electric drive sliding blocks are respectively connected onto the corresponding first longitudinal track plate in a sliding manner, the first transverse track plate is connected with the first transverse electric drive sliding block in a sliding manner, and the first transverse electric drive sliding block is provided with the recycling pipe vertical to the ground;

the bottom cover is also symmetrically provided with a group of pressure relief valves for communicating the interior of the bottom cover, and the bottom cover is also internally provided with a flow regulating unit;

the top of the inverted triangle is also provided with an exhaust pipe for communicating the cavity;

the primary sieve plate and the material bearing plate are both in an inclined state.

Furthermore, an opening valve is arranged at the position, close to the bottom, of the recovery pipe, and is used for controlling the flow of the waste water;

the flow regulating unit comprises a bottom plate, a top plate and a second electric control telescopic rod, the bottom cover is symmetrically provided with a group of bottom plates, the bottom plates are connected with the top plate through the second electric control telescopic rod, and all air holes in the same direction along the feeding direction of the flotation plate are controlled by the top plate corresponding to the air holes.

Furthermore, the sealing unit comprises a roller frame, a sealing film, a third electric control telescopic rod and a hot pressing head, the roller frame stretches over the conveying belt, the sealing film is wound on rollers at two ends of the roller frame, the third electric control telescopic rod is arranged in the middle of the roller frame and above the sealing film, and the hot pressing head is arranged at the bottom of the third electric control telescopic rod;

the capping unit comprises a capping subunit and a screw capping subunit which are arranged in sequence; the capping secondary unit comprises a conveyor, a photoelectric sensor, a fourth electric control telescopic rod, a fifth electric control telescopic rod, an electromagnetic rotary seat, a stepping motor, a blind pipe, a miniature air pump and a sucker, the conveyor is arranged on one side of the conveyor belt and used for conveying bottle caps, the photoelectric sensor is arranged at the output end of the conveyor, the fourth electric control telescopic rod is vertically arranged on the bottom wall of the isolation cover, the electromagnetic rotary seat is arranged at the top of the fourth electric control telescopic rod, the fifth electric control telescopic rod is horizontally arranged on the electromagnetic rotary seat, the blind pipe is rotatably connected to the end part of the free end of the fifth electric control telescopic rod and vertically faces downwards, the sucker is hermetically connected to the pipe orifice at the bottom of the blind pipe, the miniature air pump is arranged at the end part of the free end of the fifth electric control telescopic rod, and the output end of the miniature air pump is communicated with the interior of the blind pipe through a hose, the stepping motor is arranged at the end part of the free end of the fifth electric control telescopic rod and drives the blind pipe to rotate;

the screw capping subunit comprises a guide rail plate, two suspension arms, a servo motor and a rubber wheel, wherein the guide rail plate stretches over the conveyor belt, the lower end of the guide rail plate is symmetrically connected with the two suspension arms in a sliding mode, the two suspension arms move on the guide rail plate in a synchronous and reverse mode, the bottom of each suspension arm is connected with the rubber wheel driven to rotate by the servo motor in a rotating mode, and the central axis of each rubber wheel is perpendicular to the ground.

Furthermore, a negative pressure unit matched with the sealing unit is also arranged on the conveyor belt and comprises a vortex tube, a pressurizing air pump, a dryer, a filter, a sixth electric control telescopic rod, a horizontal rod, an air injection tube and an inverted U-shaped frame, the sixth electric control telescopic rod is arranged at one side of the input end of the sealing unit, the horizontal rod is arranged at the top end of the sixth electric control telescopic rod, the gas injection pipe is vertically arranged at the end part of the other end of the horizontal plate, the inverted U-shaped frame is arranged at one side of the output end of the sealing unit and crosses the conveyor belt, the filter, the dryer, the pressurizing air pump and the vortex tube are connected in sequence, the hot end orifice of the vortex tube is connected with the air injection tube through an air duct, the cold end mouth of pipe of vortex tube is connected through the air duct between the type frame of falling the U, the type frame of falling the U is inside to be seted up the holding chamber and the interior lateral wall of type frame of falling the U gathers and has the cold gas mouth.

Furthermore, still be equipped with on the conveyer belt respectively with capping subunit and screw cap subunit complex positioning unit, positioning unit includes bracing piece, the automatically controlled telescopic link of seventh and grip block, the both sides of conveyer belt all are equipped with the bracing piece, it is same two bracing piece tops in the positioning unit are equipped with the automatically controlled telescopic link of seventh to two automatically controlled telescopic links in same positioning unit's flexible direction is just relative, the tip of the automatically controlled telescopic link of seventh all is equipped with the grip block, and the conveyer belt is also being equipped with positioning unit in lieing in filling tube, gas injection pipe and the unit department of sealing.

Furthermore, an infrared emitting module and an infrared receiving module are respectively arranged on the two clamping blocks in the positioning unit.

Furthermore, the rollers are driven to rotate by corresponding speed reducing motors on the roller frames respectively; the rotation directions of the two rubber wheels are the same, and anti-skid threads matched with the rubber wheels are arranged on the surfaces of the two rubber wheels; the inside of the gas injection pipe is provided with a helical blade.

A capping process of a tablet canning capping production system comprises the following steps:

s1, placing medicine bottles in sequence at the input end of the conveyor belt, placing bottle caps in sequence at the input end of the conveyor belt, pouring tablets onto the material bearing plate, externally connecting the input ends of the air inlet pipe and the back flushing pipe to corresponding air supply pumps, and connecting the recovery pipe with an external recovery pump through a hose;

s2, the external controller instructs the conveyor belt to convey the medicine bottle to the position right below the feeding tube, and then instructs the corresponding positioning unit to fix the medicine bottle;

s3, the external controller instructs the vibration motor to start to force the primary sieve plate to vibrate, so that the tablets on the material bearing plate uniformly enter the primary sieve plate, and the tablets on the primary sieve plate strictly move at a constant speed according to the track of the chute;

s4, dropping the tablets on the primary sieve plate into corresponding chutes on the flotation plate, and filling airflow into the chutes on the flotation plate under the action of corresponding air supply pumps, so that the tablets move towards the direction of the inverted triangle at a constant speed in a floating manner under the action of the airflow;

s5, in the process of S4, the external controller monitors the motion state of the tablets in each chute of the flotation plate and the quantity of the tablets in real time through the two detection subunit parts, simultaneously detects the integrity of the tablets, and immediately instructs the recovery subunit to suck the damaged tablets once the damaged tablets are found, and in addition, the external controller adjusts the positions of the tablets in each chute of the flotation plate under the coordination of the detection subunit and the recovery subunit so that the tablets are distributed in a zigzag shape on the flotation plate;

s6, next to the step S5, the tablets enter the cavity inside the inverted triangle from the flotation plate and then enter the medicine bottle through the feeding pipe, and in the process, the falling speed of the tablets is reduced due to the back-blowing effect of the back-blowing pipe, so that the tablets are prevented from being damaged due to violent collision;

s7, immediately after the step S6, after the external controller detects that the flotation plate conveys a specified number of tablets into the inverted triangle under the cooperation of the two detection subunits, the external controller immediately specifies the vibration motor to be turned off and instructs the flow regulating unit to completely seal the air hole at the bottom of the flotation plate;

s8, immediately after the step S7, the external controller instructs the positioning unit at the position of the feeding pipe to release the medicine bottle, instructs the conveyor belt to convey the medicine bottle to the position of the air injection pipe, and then instructs the corresponding positioning unit to fix the medicine bottle;

s9, next to the step S8, the external controller instructs the sixth electric control telescopic rod to contract and enables the tube body at the lower end of the gas injection tube to extend into the medicine bottle, and then the external controller instructs the hot end tube opening of the vortex tube and the passage between the corresponding gas guide tubes to be opened, so that the gas injection tube injects a specified amount of hot air into the medicine bottle;

s10, immediately after the step S9, the external controller immediately instructs the closing of a passage between the hot end pipe orifice of the vortex tube and the corresponding air guide tube, then instructs the sixth electric control telescopic rod to extend and enable the lower end of the air injection tube to completely withdraw from the medicine bottle, then immediately instructs a positioning unit at the air injection tube to release the medicine bottle, then instructs the conveying belt to convey the medicine bottle to the position right below the hot pressing head, and then instructs a positioning unit at the sealing unit to fix the medicine bottle;

s11, next to the step S10, the external controller instructs the third electric control telescopic rod to extend, so that the sealing film is pressed on the bottle mouth of the medicine bottle through the hot pressing head;

s12, next to the step S11, the external controller instructs the third electric control telescopic rod to shorten and instructs the speed reduction motor to drive the roller to rotate, so that the sealing film right below the hot-pressing head is updated, and then the external controller instructs the positioning unit at the sealing unit to release the medicine bottle;

s13, following the above S12, the external controller instructs the conveyor to transport the vials to the capping station;

s14, in the above S12, the medicine bottle passes through the inverted U-shaped frame, the cold end pipe orifice of the vortex tube conveys cold air to the accommodating cavity inside the inverted U-shaped frame through the corresponding air duct, and then the cold air in the accommodating cavity uniformly escapes outwards from the cold air orifice, so that the medicine bottle passing through is rapidly cooled;

s15, following the S13, the positioning unit at the capping secondary unit fixes the medicine bottle, and then the external controller instructs the conveyer, the photoelectric sensor, the fourth electric control telescopic rod, the fifth electric control telescopic rod, the electromagnetic rotating seat, the blind pipe, the micro air pump and the sucker to work in a matching way, so that the bottle cap of the conveyer is placed at the mouth of the medicine bottle;

s16, in the above S15, when the external controller instructs the capping sub-unit to place the cap on the bottle mouth, the external controller instructs the stepping motor to drive the blind tube to rotate by a designated angle, so that the cap is pre-rotated on the bottle mouth;

s17, following the above S15, the external controller instructs the positioning unit of the capping sub-unit to release the vial, and then the external controller instructs the conveyor belt to transport the vial to the capping sub-unit;

s18, next to the step S17, the external controller instructs the positioning unit at the screwing sub-unit to fix the medicine bottle, then instructs the servo motor to start, and then instructs the two suspension arms to move oppositely, so that the two rubber wheels approach and clamp the bottle cap, and the bottle cap is driven to be screwed on the bottle mouth of the medicine bottle through the rotation of the rubber wheels;

s19, following the above S18, the external controller instructs the two booms to move back and forth, thereby moving the two rubber wheels away from each other and releasing the cap, then the external controller instructs the positioning unit at the twist-cap subunit to release the vial, and then the external controller instructs the conveyor belt to convey the vial to the collection point at the output end.

Compared with the prior art, the utility model has the advantages and positive effects that,

the utility model is characterized in that a canning component and a sealing cover component are sequentially arranged in an isolation cover along a conveyor belt, the canning component comprises a screening unit and a nondestructive emptying unit which are sequentially arranged, the screening unit comprises a material bearing plate, a primary screen plate, a flotation plate, a bottom cover, an air inlet pipe, a detection subunit and a recovery subunit which are sequentially arranged, the primary screen plate and the flotation plate are respectively provided with a chute which corresponds to each other one by one, the bottom of the primary screen plate is provided with a vibrating motor, each chute on the flotation plate is densely provided with air holes along the feeding direction of the chute, the air holes are communicated with the bottom of the flotation plate, the bottom cover is hermetically arranged at the bottom of the flotation plate and covers all the air holes at the bottom of the flotation plate, air inlets are uniformly distributed on the side wall of the bottom cover and are connected to the air inlet pipe, the detection subunit is arranged right above the input end and the output end of the flotation plate, and the recovery subunit is arranged between the two detection subunits, the closing cap subassembly seals unit and closing cap unit including setting gradually, and the closing cap unit still is equipped with on the conveyer belt and seals unit complex negative pressure unit including the secondary unit that covers that sets gradually and screw cap secondary unit, lies in filling tube, gas injection pipe on the conveyer belt, seals the unit, covers secondary unit and screw cap secondary unit department and all is equipped with the design of positioning unit.

The external controller can carry out nondestructive transportation (mainly embodied on a flotation plate) and sorting (removing broken tablets) on the tablets through the screening component; then, the tablets qualified in detection (detection items include but are not limited to the integrity of the tablets) are gently poured into the medicine bottle through the nondestructive emptying unit; then the tablets are sealed in the medicine bottle under the matching of the negative pressure unit and the sealing unit, and then the medicine bottle is automatically subjected to cap screwing operation through the capping unit.

The effect of effectively reducing the damage degree and the damage rate of the tablets in the filling process is achieved; meanwhile, the effect of tablet filling quality is effectively improved; in addition, the effect of universality of the utility model is effectively improved.

Drawings

FIG. 1 is a pictorial view of the present invention from a first perspective;

FIG. 2 is a pictorial view of the present invention from a second perspective with the cage removed;

FIG. 3 is a pictorial view of a third angle betting trachea with portions broken away in accordance with the present invention;

FIG. 4 is a pictorial view of a sizing unit of the present invention at a fourth viewing angle;

FIG. 5 is a pictorial view of a screening unit of the present invention at a fifth viewing angle;

figure 6 is a pictorial view of the flotation plate and bottom cover separated at a sixth viewing angle in accordance with the present invention;

FIG. 7 is a plan view of the external controller controlling the distribution of tablets on the flotation plate through the detection and recovery subunits of the present invention;

FIG. 8 is a pictorial view of two clamping blocks in a co-located position at a seventh viewing angle in accordance with the present invention;

FIG. 9 is an enlarged view of area A of FIG. 2;

FIG. 10 is an enlarged view of area B of FIG. 2;

FIG. 11 is an enlarged view of area C of FIG. 2;

FIG. 12 is an enlarged view of area D of FIG. 2;

FIG. 13 is an enlarged view of area E of FIG. 2;

FIG. 14 is an enlarged view of area F of FIG. 2;

FIG. 15 is an enlarged view of region G of FIG. 4;

FIG. 16 is an enlarged view of region H of FIG. 6;

fig. 17 is an enlarged view of the region I in fig. 6.

Illustration of the drawings:

1-an isolation cover; 2-a conveyor belt; 3-a material bearing plate; 4-primary sieve plate; 5-a flotation plate; 6-bottom cover; 7-an air inlet pipe; 8-a vibration motor; 9-air holes; 10-medicine bottle; 11-an inverted triangle; 12-a feed tube; 13-a blowback pipe; 14-a transverse plate; 15-a camera; 16-a first transverse rail plate; 17-a first laterally electrically driven slider; 18-a first electrically controlled telescopic bar; 19-a first longitudinal rail plate; 20-a first longitudinal electrically driven slider; 21-a recovery pipe; 22-a pressure relief valve; 23-an exhaust pipe; 24-opening valve; 25-a base plate; 26-a top plate; 27-a second electrically controlled telescopic rod; 28-roll stand; 29-sealing film; 30-a third electrically controlled telescopic rod; 31-a hot-pressing head; 32-a conveyor; 33-a photosensor; 34-a fourth electric control telescopic rod; 35-a fifth electrically controlled telescopic rod; 36-an electromagnetic rotating base; 37-a stepper motor; 38-blind pipe; 39-a miniature air pump; 40-a sucker; 41-guide rail plate; 42-a boom; 43-a servo motor; 44-rubber wheels; 45-vortex tube; 46-a pressurized air pump; 47-a dryer; 48-a filter; 49-a sixth electrically controlled telescopic rod; 50-horizontal bar; 51-a gas injection tube; 52-inverted U-shaped frame; 53-airway tube; 54-a support bar; 55-a seventh electrically controlled telescopic rod; 56-a clamping block; 57-an infrared emission module; 58-infrared receiving module; 59-a reduction motor; 60-helical blades; 61-bottle cap.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

A tablet canning and capping production system of the present embodiment, with reference to fig. 1 to 17: comprises a canning component and a sealing component which are arranged in sequence along a conveyor belt 2 in an isolation hood 1.

The isolation cover 1 (in this embodiment, the isolation cover 1 is made of transparent material, so that a user can check the operation condition inside the isolation cover 1 at any time) is used for constructing a sterile dust-free space, thereby improving the sanitation of the tablet filling process of the tablet filling machine.

The canning subassembly is including the branch sieve unit and the harmless blowing unit that set gradually.

Divide the sieve unit including the material bearing plate 3 that sets gradually, sieve plate 4, flotation plate 5, end cover 6, intake pipe 7, detect subunit and recovery subunit, the spout of one-to-one has all been seted up on sieve plate 4 and the flotation plate 5, sieve plate 4's bottom is equipped with vibrating motor 8, it has the gas pocket 9 along its pay-off direction all to gather on every spout on the flotation plate 5, gas pocket 9 utensil switches on the bottom of flotation plate 5, end cover 6 sets up in the bottom of flotation plate 5 and covers all gas pockets 9 in flotation plate 5 bottom sealedly, evenly distributed has the air inlet on the lateral wall of end cover 6, the air inlet all is connected to on the intake pipe 7, flotation plate 5 input, all be equipped with the detection subunit directly over the output, the recovery subunit sets up between two detection subunits.

It is worth noting that: the bottom casing 6 is also symmetrically provided with a set of pressure relief valves 22 which open into the interior thereof, so as to ensure that the air pressure inside the space between the bottom casing 6 and the bottom of the flotation plate 5 is maintained constant.

It is worth noting that: a flow regulating unit is also arranged in the bottom cover 6; the flow regulating unit comprises a bottom plate 25, a top plate 26 and a second electric control telescopic rod 27, the bottom cover 6 is symmetrically provided with a group of bottom plates 25, the bottom plates 25 and the top plate 26 are connected through the second electric control telescopic rod 27, and the opening degree of all the air holes 9 in the same direction along the feeding direction of the flotation plates 5 is controlled by the top plate 26 corresponding to the air holes. The external controller can thus control the intensity of the air flow in the chute on the flotation plate 5 via the flow regulating unit and thus whether the tablets are in a stopped state or in a moving state on the flotation plate 5.

It is worth noting that: the top of the inverted triangle 11 is also provided with an exhaust pipe 23 for communicating the cavity, so that redundant gas in the cavity can be timely exhausted through the exhaust pipe 23, and the turbulence of the airflow in the chute on the flotation plate 5 caused by the exhaust of the gas from the material inlet is avoided.

It is worth noting that: preliminary sieve plate 4 and holding board 3 all are the tilt state, and when vibrating motor 8 drive preliminary sieve plate 4 vibrations like this, the tablet on holding board 3 can move to preliminary sieve plate 4 from holding board 3 under gravity and vibrations dual function down, then moves to the flotation plate 5 from preliminary sieve plate 4 on.

The lossless discharging unit comprises an inverted triangle plate 11, a feeding pipe 12 and a back flushing pipe 13, a cavity is formed in the inverted triangle plate 11, a feeding port which is communicated with the cavity and is connected with the output end of the flotation plate 5 in a matched mode is further formed in the top end of the inverted triangle plate 11, the feeding pipe 12 is arranged at the bottom of the inverted triangle plate 11 and is communicated with the cavity in the inverted triangle plate, and the back flushing pipe 13 which is communicated with the feeding pipe 12 is symmetrically distributed on the feeding pipe 12.

This allows an upward flow of air through the blowback tube 13 in the feed tube 12 and cavity, thereby slowing the rate at which the tablets fall, and ensuring that the tablets fall into the vial 10 gently.

The detection subunit comprises a horizontal plate 14 and a camera 15, the camera 15 corresponding to the slide grooves on the flotation plate 5 one by one is arranged at the bottom of the horizontal plate 14, and the shooting directions of the two detection subunits are opposite.

In this way, the external controller can obtain a real-time image on the flotation plate 5 through the camera 15, and simultaneously, the external controller can monitor the motion state of the tablets on the flotation plate 5 and the integrity of the tablets in real time with the help of a machine vision algorithm.

The recycling subunit comprises a first transverse track plate 16, a first transverse electric drive sliding block 17, a first electric control telescopic rod 18, a first longitudinal track plate 19, a first longitudinal electric drive sliding block 20 and a recycling pipe 21, the tops of the two ends of the first transverse track plate 16 are respectively provided with the first electric control telescopic rod 18, the top of the first electric control telescopic rod 18 is respectively fixed with the first longitudinal electric drive sliding block 20, the first longitudinal electric drive sliding block 20 is respectively connected onto the corresponding first longitudinal track plate 19 in a sliding manner, the first transverse track plate 16 is connected with the first transverse electric drive sliding block 17 in a sliding manner, and the recycling pipe 21 vertical to the ground is arranged on the first transverse electric drive sliding block 17.

It is worth noting that: an opening valve 24 is arranged at the position of the recovery pipe 21 close to the pipe orifice at the bottom of the recovery pipe; external control ware alright like this with through the passageway size in the opening valve 24 control recovery tube 21, when external control ware instruction recovery tube 21 got rid of the broken tablet, external control ware alright open to the biggest degree with instruction opening valve 24, when external control ware instruction recovery tube 21 got rid of the position of adjustment tablet in the spout, external control ware alright open only certain degree with instruction opening valve 24 to let the inspiratory tablet card of recovery tube 21 in opening valve 24 department.

It is worth noting that: in the embodiment, a screw and a motor for driving the first transverse electric driving slider 17 to move are arranged inside the first transverse track plate 16; similarly, the first longitudinal track plate 19 is internally provided with a screw and a motor for driving the first longitudinal electric driving slider 20 to move.

The capping assembly comprises a sealing unit and a capping unit which are arranged in sequence.

The sealing unit comprises a roller frame 28, a sealing film 29, a third electric control telescopic rod 30 and a hot-pressing head 31, wherein the roller frame 28 stretches over the conveying belt 2, the sealing film 29 is wound on rollers at two ends of the roller frame 28, the third electric control telescopic rod 30 is arranged in the middle of the roller frame 28 and over the sealing film 29, and the hot-pressing head 31 is arranged at the bottom of the third electric control telescopic rod 30.

Thus, the external controller can completely seal the opening of the medicine bottle 10 through the sealing unit, thereby avoiding the problem of leakage and pollution caused by the untight contact between the bottle cap 61 and the opening.

The capping unit comprises a capping subunit and a screw capping subunit which are arranged in sequence.

The capping subunit comprises a conveyor 32, a photoelectric sensor 33, a fourth electric control expansion link 34, a fifth electric control expansion link 35, an electromagnetic rotary seat 36, a stepping motor 37, a blind pipe 38, a micro air pump 39 and a suction cup 40, wherein the conveyor 32 is arranged at one side of the conveyor belt 2 and is used for conveying bottle caps 61, the photoelectric sensor 33 is arranged at the output end of the conveyor 32 (wherein, the photoelectric sensor 33 is used for detecting whether the bottle caps 61 are arranged at the output end of the conveyor 32), the fourth electric control expansion link 34 is vertically arranged on the bottom wall of the isolation cover 1, the electromagnetic rotary seat 36 is arranged at the top of the fourth electric control expansion link 34, the fifth electric control expansion link 35 is horizontally arranged on the electromagnetic rotary seat 36, the blind pipe 38 is rotatably connected at the end part of the free end of the fifth electric control expansion link 35 and vertically faces downwards, the suction cup 40 is hermetically connected at the nozzle at the bottom of the blind pipe 38 (wherein, the suction cup 40 is used for adsorbing the bottle caps 61), the micro air pump 39 is arranged at the end of the free end of the fifth electric control telescopic rod 35, the output end of the micro air pump 39 is communicated with the interior of the blind pipe 38 through a hose, and the stepping motor 37 is arranged at the end of the free end of the fifth electric control telescopic rod 35 and drives the blind pipe 38 to rotate.

The external controller can then initially screw the cap 61 onto the mouth of the vial 10 via the capping sub-unit, thereby increasing the success rate of the subsequent capping sub-unit in screwing the cap 61.

The screw capping subunit comprises a guide rail plate 41, two suspension arms 42, a servo motor 43 and a rubber wheel 44, wherein the guide rail plate 41 spans over the conveyor belt 2, the lower end of the guide rail plate 41 is symmetrically connected with the two suspension arms 42 in a sliding manner, the two suspension arms 42 perform synchronous reverse motion on the guide rail plate 41, the bottoms of the suspension arms 42 are respectively and rotatably connected with the rubber wheel 44 driven by the servo motor 43 to rotate, and the central axis of the rubber wheel 44 is vertical to the ground.

It is worth noting that: the rollers are driven to rotate by corresponding speed reduction motors 59 on the roller frame 28.

It is worth noting that: the two rubber wheels 44 rotate in the same direction, and the surface of the rubber wheel 44 is provided with an anti-slip thread matching with the rubber wheel 44, so that when the rubber wheel 44 drives the bottle cap 61 to rotate, the stability of the bottle cap 61 in the stable downward rotation process can be improved (namely, the situation that the bottle cap 61 is inclined in the downward rotation process is avoided).

The conveyor belt 2 is also provided with a negative pressure unit matched with the sealing unit, the negative pressure unit comprises a vortex tube 45, a pressurizing air pump 46, a dryer 47, a filter 48 and a sixth electric control telescopic rod 49, the horizontal rod 50, the gas injection pipe 51 and the inverted U-shaped frame 52, the sixth electric control telescopic rod 49 is arranged on one side of the input end of the sealing unit, the horizontal rod 50 is arranged on the top end of the sixth electric control telescopic rod 49, the gas injection pipe 51 is vertically arranged on the end portion of the other end of the horizontal plate, the inverted U-shaped frame 52 is arranged on one side of the output end of the sealing unit and stretches across the conveyor belt 2, the filter 48, the dryer 47, the pressurization air pump 46 and the vortex tube 45 are sequentially connected, the hot end pipe orifice of the vortex tube 45 is connected with the gas injection pipe 51 through the gas guide pipe 53, the cold end pipe orifice of the vortex tube 45 is connected with the inverted U-shaped frame 52 through the gas guide pipe 53, the accommodating cavity is formed inside the inverted U-shaped frame 52, and cold air ports are densely distributed on the side wall of the inner end of the inverted U-shaped frame 52.

External control ware alright like this can be at first blow in dry and clean hot-air to medicine bottle 10 inside through the negative pressure unit, then seal the bottleneck of medicine bottle 10 through sealing the unit and live, then cool off medicine bottle 10 fast through the negative pressure unit to make the inside negative pressure state that produces the ration size of medicine bottle 10, thereby further promote the inside leakproofness of medicine bottle 10.

It is worth noting that: the spiral blades 60 are provided inside the gas-injection pipe 51, so that the hot air output from the gas-injection pipe 51 is made into a cyclone shape, thereby improving the efficiency of filling the inside of the medicine bottle 10 with the hot air.

Lie in the filling tube 12 on the conveyer belt 2, the gas injection pipe 51, seal the unit, it all is equipped with the positioning unit to cover subunit and screw cap subunit department, the positioning unit includes bracing piece 54, seventh automatically controlled telescopic link 55 and grip block 56, the both sides of conveyer belt 2 all are equipped with bracing piece 54, two bracing pieces 54 tops in same positioning unit are equipped with seventh automatically controlled telescopic link 55, and just relative in the flexible direction of two seventh automatically controlled telescopic links 55 in same positioning unit, the tip of seventh automatically controlled telescopic link 55 all is equipped with grip block 56.

The two clamping blocks 56 in the positioning unit are respectively provided with an infrared transmitting module 57 and an infrared receiving module 58, so that the external controller can detect whether the medicine bottle 10 is conveyed to the position through the cooperation of the infrared transmitting module 57 and the infrared receiving module 58 in the same positioning unit.

s1, placing the medicine bottles 10 in sequence at the input end of the conveyor belt 2, placing the bottle caps 61 in sequence at the input end of the conveyor 32, pouring the tablets into the material bearing plate 3, externally connecting the input ends of the air inlet pipe 7 and the blowback pipe 13 to the corresponding air supply pump (and the input end of the air supply pump is also provided with an air filtering device and an air drying device), and connecting the recovery pipe 21 with an external recovery pump through a hose.

S2, the external controller instructs the conveyor 2 to convey the vial 10 directly below the filling tube 12, and then the external controller instructs the corresponding positioning unit to fix the vial 10.

And S3, the external controller instructs the vibration motor 8 to start to force the primary screen plate 4 to vibrate, so that the tablets on the material bearing plate 3 uniformly enter the primary screen plate 4, and the tablets on the primary screen plate 4 move at a constant speed strictly according to the track of the chute.

And S4, dropping the tablets on the primary sieve plate 4 into corresponding chutes on the flotation plate 5, and filling the chutes on the flotation plate 5 with airflow under the action of corresponding air supply pumps, so that the tablets move towards the direction of the inverted triangle 11 in a floating manner at a constant speed under the action of the airflow.

S5, in the process of S4, the external controller monitors the motion state and the number of tablets in each chute of the flotation plate 5 in real time through the two detection subunit, and also detects the integrity of the tablets, and once a damaged tablet is found, the external controller immediately instructs the recovery subunit to suck the damaged tablet, and in addition, the external controller adjusts the position of the tablet in each chute of the flotation plate 5 under the cooperation of the detection subunit and the recovery subunit, so that the tablet is in a zigzag distribution state on the flotation plate 5; this allows the tablets on the flotation plate 5 to be fed into the cavity one by one, thereby facilitating the counting by the external controller through the test subunits.

S6, following the step S5, the tablets enter the cavity inside the inverted triangle 11 from the flotation plate 5 and then enter the medicine bottle 10 through the feeding pipe 12, and in the process, the falling speed of the tablets is reduced due to the back-blowing effect of the back-blowing pipe 13, so that the tablets are prevented from being damaged due to violent collision.

S7, following S6, the external controller instructs the vibration motor 8 to shut down and instructs the flow control unit to completely close the air vent 9 in the bottom of the flotation panel 5 immediately after the external controller detects that the flotation panel 5 transfers a predetermined number of tablets into the inverted triangle 11 under the cooperation of the two detection subunits.

S8, following the above S7, the external controller instructs the positioning unit at the charging tube 12 to release the medicine bottle 10 and instructs the conveyor belt 2 to convey the medicine bottle 10 to the gas injection tube 51, and then the external controller instructs the corresponding positioning unit to fix the medicine bottle 10.

S9, following the above S8, the external controller instructs the sixth electrically controlled telescopic rod 49 to contract and let the lower end of the gas injection tube 51 extend into the medicine bottle 10, and then instructs the opening of the passage between the hot end nozzle of the vortex tube 45 and the corresponding gas-guide tube 53, so that the gas injection tube 51 injects a specified amount of hot air into the medicine bottle 10.

S10, following the above S9, the external controller immediately instructs the vortex tube 45 to close the passage between the hot end nozzle and the corresponding gas-guide tube 53, then the external controller instructs the sixth electrically-controlled telescopic rod 49 to extend and completely withdraw the lower end of the gas-injection tube 51 from the medicine bottle 10, then the external controller immediately instructs the positioning unit at the gas-injection tube 51 to release the medicine bottle 10, then the external controller instructs the conveyor belt 2 to convey the medicine bottle 10 to the position right below the hot-pressing head 31, and then the external controller instructs the positioning unit at the sealing unit to fix the medicine bottle 10.

S11, following the above S10, the external controller instructs the third electric telescopic handle 30 to extend, so as to press the sealing film 29 onto the opening of the medicine bottle 10 by the thermal compression head 31.

S12, following the above S11, the external controller instructs the third electrically controlled telescopic rod 30 to shorten and simultaneously instructs the decelerating motor 59 to drive the roller to rotate, so that the sealing film 29 directly under the thermal head 31 is renewed, and then the external controller instructs the positioning unit at the sealing unit to release the medicine bottle 10.

S13, following the above S12, the external controller instructs the conveyor 2 to convey the vial 10 to the capping station.

S14, in above-mentioned S12, medicine bottle 10 can be through falling U type frame 52, and vortex tube 45 cold junction mouth of pipe is through corresponding air duct 53 to carrying cold air in the inside holding chamber of falling U type frame 52, then the cold air in the holding chamber outwards dissipates from the cold air mouth uniformly to carry out quick cooling to medicine bottle 10 that passes through.

S15, following the above S13, the positioning unit at the capping sub-unit fixes the medicine bottle 10, and then the external controller instructs the cooperation among the conveyor 32, the photoelectric sensor 33, the fourth electric telescopic rod 34, the fifth electric telescopic rod 35, the electromagnetic rotary seat 36, the blind pipe 38, the micro air pump 39 and the suction cup 40, so as to place the bottle cap 61 of the conveyor 32 at the mouth of the medicine bottle 10.

S16, in the above S15, the external controller instructs the capping sub-unit to place the cap 61 on the opening of the medicine bottle 10, and the external controller instructs the stepping motor 37 to drive the blind tube 38 to rotate by a predetermined angle, so that the cap 61 is pre-rotated on the opening of the medicine bottle 10.

S17, following the above S15, the external controller instructs the positioning unit of the capping sub-unit to release the vial 10, and then the external controller instructs the conveyor belt 2 to convey the vial 10 to the capping sub-unit.

S18, following the above S17, the external controller instructs the positioning unit at the screw-on subunit to fix the vial 10, then the external controller instructs the servo motor 43 to start, and then the external controller instructs the two suspension arms 42 to move toward each other, so that the two rubber wheels 44 approach and clamp the vial cap 61, thereby driving the vial cap 61 to screw on the mouth of the vial 10 by the rotation of the rubber wheels 44.

S19, following the above S18, the external controller instructs the two booms 42 to move back so that the two rubber wheels 44 move away from each other and release the caps 61, then the external controller instructs the positioning unit at the twist-cap subunit to release the vials 10, and then the external controller instructs the conveyor 2 to convey the vials 10 to the collection point at the output end.

By integrating the steps of S1-S20, the automatic continuous operation of tablet screening, filling, sealing and capping can be realized, so that the actual production efficiency is improved, and the labor cost is reduced.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. A tablet canning closing cap production system which characterized in that: include canning subassembly and the closing cap subassembly that sets gradually along conveyer belt (2) in cage (1) inside, the canning subassembly is including the branch sieve unit and the harmless blowing unit that set gradually, the closing cap subassembly is including setting gradually sealing unit and closing cap unit.

2. The tablet canning and capping production system according to claim 1, wherein the screening unit comprises a material bearing plate (3), a primary screening plate (4), a flotation plate (5), a bottom cover (6), an air inlet pipe (7), a detection subunit and a recovery subunit which are arranged in sequence, the primary screening plate (4) and the flotation plate (5) are respectively provided with a chute in one-to-one correspondence, the bottom of the primary screening plate (4) is provided with a vibrating motor (8), each chute on the flotation plate (5) is densely provided with air holes (9) along the feeding direction thereof, the air holes (9) are communicated with the bottom of the flotation plate (5), the bottom cover (6) is hermetically arranged at the bottom of the flotation plate (5) and covers all the air holes (9) at the bottom of the flotation plate (5), air inlets are uniformly distributed on the side wall of the bottom cover (6) and are connected to the air inlet pipe (7), the detection subunits are arranged right above the input end and the output end of the flotation plate (5), and the recovery subunits are arranged between the two detection subunits;

lossless blowing unit is including falling set-square (11), filling tube (12) and blowback pipe (13), the cavity has been seted up to the set-square (11) inside, the top of falling set-square (11) still is equipped with the pan feeding mouth that switches on the cavity and meet with flotation cell (5) output cooperation, filling tube (12) set up in the bottom of falling set-square (11) and switch on its inside cavity, symmetrically distributed has blowback pipe (13) that switches on its inside on filling tube (12).

3. A tablet canning and lidding production system as claimed in claim 2, wherein the detection subunits comprise a cross plate (14) and a camera (15), the bottom of the cross plate (14) is provided with a camera (15) corresponding to the slide groove on the flotation plate (5) one by one, and the shooting directions of the two detection subunits are opposite;

the recycling sub-unit comprises a first transverse track plate (16), a first transverse electric driving sliding block (17), a first electric control telescopic rod (18), a first longitudinal track plate (19), a first longitudinal electric driving sliding block (20) and a recycling pipe (21), the first electric control telescopic rod (18) is arranged at the top of each of two ends of the first transverse track plate (16), the first longitudinal electric driving sliding blocks (20) are fixed at the top of each first electric control telescopic rod (18), the first longitudinal electric driving sliding blocks (20) are respectively connected onto the corresponding first longitudinal track plates (19) in a sliding mode, the first transverse track plate (16) is connected with the first transverse electric driving sliding block (17) in a sliding mode, and the recycling pipe (21) perpendicular to the ground is arranged on the first transverse electric driving sliding block (17);

the bottom cover (6) is also symmetrically provided with a group of pressure relief valves (22) for communicating the interior of the bottom cover, and the bottom cover (6) is also internally provided with a flow regulating unit;

the top of the inverted triangle (11) is also provided with an exhaust pipe (23) for communicating the cavity;

the primary sieve plate (4) and the material bearing plate (3) are both in an inclined state.

4. A tablet canning closure production system according to claim 3, wherein the recovery pipe (21) is provided with an opening valve (24) near the bottom nozzle;

the flow regulating unit comprises a bottom plate (25), a top plate (26) and a second electric control telescopic rod (27), the bottom cover (6) is symmetrically provided with a group of bottom plates (25), the bottom plates (25) and the top plate (26) are connected through the second electric control telescopic rod (27), and all the air holes (9) in the same direction of the feeding direction of the flotation plate (5) are controlled by the top plate (26) corresponding to the air holes in the same direction.

5. The tablet canning and sealing production system according to claim 1, wherein the sealing unit comprises a roller frame (28), a sealing film (29), a third electric control telescopic rod (30) and a hot pressing head (31), the roller frame (28) spans over the conveyor belt (2), the sealing film (29) is wound on the rollers at two ends of the roller frame (28), the third electric control telescopic rod (30) is arranged in the middle of the roller frame (28) and over the sealing film (29), and the hot pressing head (31) is arranged at the bottom of the third electric control telescopic rod (30);

the capping unit comprises a capping subunit and a screw capping subunit which are arranged in sequence; the capping subunit comprises a conveyor (32), a photoelectric sensor (33), a fourth electric control telescopic rod (34), a fifth electric control telescopic rod (35), an electromagnetic rotary seat (36), a stepping motor (37), a blind pipe (38), a micro air pump (39) and a sucker (40), wherein the conveyor (32) is arranged on one side of the conveyor belt (2) and used for conveying bottle caps (61), the photoelectric sensor (33) is arranged at the output end of the conveyor (32), the fourth electric control telescopic rod (34) is vertically arranged on the bottom wall of the isolation hood (1), the electromagnetic rotary seat (36) is arranged at the top of the fourth electric control telescopic rod (34), the fifth electric control telescopic rod (35) is horizontally arranged on the electromagnetic rotary seat (36), the blind pipe (38) is rotatably connected to the end part of the free end of the fifth electric control telescopic rod (35) and vertically faces downwards, a sucker (40) is connected to the pipe orifice at the bottom of the blind pipe (38) in a sealing manner, the miniature air pump (39) is arranged at the end part of the free end of the fifth electric control telescopic rod (35), the output end of the miniature air pump (39) is communicated with the interior of the blind pipe (38) through a hose, and the stepping motor (37) is arranged at the end part of the free end of the fifth electric control telescopic rod (35) and drives the blind pipe (38) to rotate;

the screw cap subunit comprises a guide rail plate (41), a suspension arm (42), a servo motor (43) and a rubber wheel (44), wherein the guide rail plate (41) spans over the conveyor belt (2), the lower end of the guide rail plate (41) is symmetrically and slidably connected with two suspension arms (42) and two suspension arms (42) to perform synchronous reverse motion on the guide rail plate (41), the bottom of each suspension arm (42) is rotatably connected with the rubber wheel (44) driven to rotate by the servo motor (43), and the central axis of each rubber wheel (44) is perpendicular to the ground.

6. A tablet canning and sealing production system according to claim 5, wherein the conveyor belt (2) is further provided with a negative pressure unit matched with the sealing unit, the negative pressure unit comprises a vortex tube (45), a pressurization air pump (46), a dryer (47), a filter (48), a sixth electric control telescopic rod (49), a horizontal rod (50), an air injection tube (51) and an inverted U-shaped frame (52), the sixth electric control telescopic rod (49) is arranged at one side of the input end of the sealing unit, the horizontal rod (50) is arranged at the top end of the sixth electric control telescopic rod (49), the air injection tube (51) is vertically arranged at the end of the other end of the horizontal plate, the inverted U-shaped frame (52) is arranged at one side of the output end of the sealing unit and spans the conveyor belt (2), the filter (48), the dryer (47), the pressurization air pump (46) and the vortex tube (45) are connected in sequence, the hot end pipe orifice of the vortex tube (45) is connected with the gas injection tube (51) through a gas guide tube (53), the cold end pipe orifice of the vortex tube (45) is connected with the inverted U-shaped frame (52) through the gas guide tube (53), an accommodating cavity is formed in the inverted U-shaped frame (52), and cold gas ports are densely distributed in the side wall of the inner end of the inverted U-shaped frame (52).

7. A tablet canning and sealing production system according to claim 5, wherein the conveyor belt (2) is further provided with a positioning unit respectively matched with the capping subunit and the screw capping subunit, the positioning unit comprises a support rod (54), a seventh electrically controlled telescopic rod (55) and a clamping block (56), the support rods (54) are arranged on both sides of the conveyor belt (2), the seventh electrically controlled telescopic rod (55) is arranged on the top of the two support rods (54) in the same positioning unit, the telescopic directions of the two seventh electrically controlled telescopic rods (55) in the same positioning unit are opposite, the clamping block (56) is arranged at the end of the seventh electrically controlled telescopic rod (55), and the positioning unit is also arranged at the position where the conveyor belt (2) is located on the feeding pipe (12), the gas injection pipe (51) and the sealing unit.

8. A tablet-filling and closure production system according to claim 7, wherein the two holding blocks (56) of the positioning unit are provided with an infrared emitting module (57) and an infrared receiving module (58), respectively.

9. A tablet canning closure production system according to claim 5, wherein the rollers are respectively driven to rotate by corresponding speed reduction motors (59) on the roller stand (28); the rotation directions of the two rubber wheels (44) are the same, and the surfaces of the rubber wheels (44) are provided with anti-skid threads matched with the rubber wheels; the inside of the gas injection pipe (51) is provided with a helical blade (60).

10. A process of capping a tablet-can capping production system according to any one of claims 1 to 9, comprising the steps of:

s1, placing medicine bottles (10) at the input end of a conveyor belt (2) in sequence, placing bottle caps (61) at the input end of a conveyor (32) in sequence, pouring tablets onto a material bearing plate (3), externally connecting the input ends of an air inlet pipe (7) and a blowback pipe (13) to corresponding air supply pumps, and connecting a recovery pipe (21) with an external recovery pump through a hose;

s2, the external controller instructs the conveyor belt (2) to convey the medicine bottle (10) to the position under the feeding pipe (12), and then the external controller instructs the corresponding positioning unit to fix the medicine bottle (10);

s3, the external controller instructs the vibration motor (8) to start to force the primary sieve plate (4) to vibrate, so that the tablets on the material bearing plate (3) uniformly enter the primary sieve plate (4), and meanwhile, the tablets on the primary sieve plate (4) strictly move at a constant speed according to the track of the chute;

s4, dropping the tablets on the primary sieve plate (4) into corresponding chutes on the flotation plate (5), and filling airflow into the chutes on the flotation plate (5) under the action of corresponding air supply pumps, so that the tablets move towards the direction of the inverted triangle (11) in a floating manner at a constant speed under the action of the airflow;

s5, in the process of S4, the external controller monitors the motion state of the tablets in each chute on the flotation plate (5) and the quantity of the tablets in real time through the two detection secondary units, simultaneously detects the integrity of the tablets, immediately instructs the recovery secondary unit to suck the damaged tablets once the damaged tablets are found, and adjusts the positions of the tablets in each chute on the flotation plate (5) under the coordination of the detection secondary unit and the recovery secondary unit so as to enable the tablets to be in a zigzag distribution state on the flotation plate (5);

s6, next to the step S5, the tablets enter the cavity inside the inverted triangle (11) from the flotation plate (5) and then enter the medicine bottle (10) through the feeding pipe (12), and in the process, the falling speed of the tablets is reduced due to the back flushing effect of the back flushing pipe (13), so that the tablets are prevented from being damaged due to violent collision;

s7, immediately after the step S6, after the external controller detects that the flotation plate (5) conveys a specified number of tablets into the inverted triangle (11) under the cooperation of the two detection subunits, the external controller immediately specifies the vibration motor (8) to be turned off and instructs the flow regulating unit to completely seal the air hole (9) at the bottom of the flotation plate (5);

s8, next to the step S7, the external controller instructs the positioning unit at the position of the feeding pipe (12) to release the medicine bottle (10), instructs the conveyer belt (2) to convey the medicine bottle (10) to the position of the air injection pipe (51), and then instructs the corresponding positioning unit to fix the medicine bottle (10);

s9, next to the step S8, the external controller instructs the sixth electric control telescopic rod (49) to contract and allows the lower end pipe body of the air injection pipe (51) to extend into the medicine bottle (10), and then the external controller instructs the opening of a passage between the hot end pipe orifice of the vortex pipe (45) and the corresponding air guide pipe (53), so that the air injection pipe (51) injects a specified amount of hot air into the medicine bottle (10);

s10, immediately after the step S9, the external controller immediately instructs the closing of a passage between a hot end pipe orifice of the vortex tube (45) and the corresponding air guide tube (53), then instructs the sixth electric control telescopic rod (49) to extend and enables the lower end of the air injection tube (51) to completely withdraw from the medicine bottle (10), then immediately instructs a positioning unit at the air injection tube (51) to release the medicine bottle (10), then instructs the conveyor belt (2) to convey the medicine bottle (10) to the position right below the hot pressing head (31), and then instructs the positioning unit at the sealing unit to fix the medicine bottle (10);

s11, next to the step S10, the external controller instructs the third electric control telescopic rod (30) to extend, so that the sealing film (29) is pressed on the opening of the medicine bottle (10) through the hot pressing head (31);

s12, immediately after the step S11, the external controller instructs the third electric control telescopic rod (30) to shorten and instructs the speed reducing motor (59) to drive the roller wheel to rotate, so that the sealing film (29) right below the hot pressing head (31) is renewed, and then the external controller instructs the positioning unit at the sealing unit to release the medicine bottle (10);

s13, following the above S12, the external controller instructs the conveyer belt (2) to convey the vial (10) to the capping subunit;

s14, in the step S12, the medicine bottle (10) passes through the inverted U-shaped frame (52), the cold end pipe orifice of the vortex tube (45) conveys cold air to the accommodating cavity inside the inverted U-shaped frame (52) through the corresponding air duct (53), and then the cold air in the accommodating cavity uniformly escapes outwards from the cold air port, so that the medicine bottle (10) passing through is rapidly cooled;

s15, next to the S13, fixing the medicine bottle (10) by a positioning unit at the capping secondary unit, and then enabling an external controller to instruct the conveyer (32), the photoelectric sensor (33), the fourth electric control telescopic rod (34), the fifth electric control telescopic rod (35), the electromagnetic rotating seat (36), the blind pipe (38), the micro air pump (39) and the sucker (40) to work in a matched mode, so that the bottle cap (61) of the conveyer (32) is placed at the bottle mouth of the medicine bottle (10);

s16, in the step S15, the external controller instructs the capping subunit to place the bottle cap (61) on the mouth of the medicine bottle (10), and the external controller instructs the stepping motor (37) to drive the blind pipe (38) to rotate by a designated angle, so that the bottle cap (61) realizes a pre-rotation action on the mouth of the medicine bottle (10);

s17, following the above S15, the external controller instructs the positioning unit of the capping sub-unit to release the vial (10), and then the external controller instructs the conveyor belt (2) to convey the vial (10) to the screw-capping sub-unit;

s18, next to the step S17, the external controller instructs the positioning unit at the screwing sub-unit to fix the medicine bottle (10), then the external controller instructs the servo motor (43) to start, and then the external controller instructs the two suspension arms (42) to move towards each other, so that the two rubber wheels (44) are close to each other and clamp the bottle cap (61), and the bottle cap (61) is driven to be screwed on the bottle mouth of the medicine bottle (10) through the rotation of the rubber wheels (44);

s19, following the above S18, the external controller instructs the two booms (42) to move back and forth so that the two rubber wheels (44) move away from each other and release the cap (61), then the external controller instructs the positioning unit at the screw-cap subunit to release the vial (10), and then the external controller instructs the conveyor belt (2) to convey the vial (10) to the collection point at the output end.