CN106347765B - A kind of automatic medicine packing device - Google Patents

Abstract

The invention provides a fully automatic medicine packaging device, comprising a bag-taking frame, a bag-loading mechanism, a bag-suction mechanism, a bag-opening mechanism, a bag-feeding mechanism, a packaging frame, a weighing and charging mechanism, and a bag-sealing mechanism; The mechanism includes a bag-up drawer, a guide rod, a bag-up servo motor and a bag-up screw. The bag opening mechanism includes an upper separation unit and a lower separation unit that are arranged opposite to each other. The bag feeding mechanism includes two flared claws and a flared claw drive unit. , two top blocks, support plate, rotating rod, bag feeding servo motor and connecting plate; Pouch pneumatic cleats, bag transfer belts, steering pneumatic cleats, motors, roller conveyors, side, front and rear fences. The invention integrates weighing and packaging, has simple structure, low manufacturing cost, low operation cost, high work efficiency, safety and sanitation, and can be widely applied to automatic packaging of various products.

Description

A fully automatic medicine packaging device

technical field

The invention belongs to the field of industrial automation, and in particular relates to a fully automatic medicine packaging device.

Background technique

At present, the packaging of granular pharmaceutical intermediates includes semi-automatic mechanical bagging and manual bagging. Manual bagging and packaging is labor-intensive, low in efficiency, inaccurate in weighing, and cannot guarantee the hygiene of medicines. At present, most of the existing bagging processes for granular pharmaceutical intermediates require manual participation, such as manual completion of bagging, Bagging, weighing, bagging and other processes, and in some existing bagging machine equipment, most of the semi-automatic packaging machines use a combined bagging machine that combines weighing and bagging, which has a complex structure and low speed. , high wear and tear, and high cost. The process of automatic bag taking, bag opening, weighing, and bag filling has not been well realized. Usually, manual bag taking and opening is required, or people need to be arranged to keep an eye on the bag taking and opening conditions, and manual adjustments are required. Both laborious and laborious, production efficiency is low, and cost is big.

Contents of the invention

The present invention aims at the deficiencies of the prior art above, and provides a fully automatic medicine packaging device capable of automatically taking out bags, opening bags, weighing and filling bags.

The present invention is achieved through the following technical solutions:

A fully automatic medicine packaging device, comprising a bag taking frame, a bag loading mechanism, a bag suction mechanism, a bag opening mechanism, a bag feeding mechanism, a packaging frame, a weighing and loading mechanism, and a bag sealing mechanism;

The bag-taking frame is constructed of profiles, and its structure is divided into upper, middle and lower layers. The bottom of the lower layer is provided with four casters, the bottom of the middle layer is provided with an upper bag bottom plate, and the upper layer is provided with a stand;

The bag-up mechanism includes a bag-up drawer, a guide rod, a bag-up servo motor and a bag-up screw rod. The bag-up drawer is used to place aluminum foil bags for packaging. The bag-up drawer is set on the bag-up bottom plate and can move up and down. The guide rod is fixed on the lower end of the upper bag drawer, which is used to provide guidance for the movement of the upper bag drawer; the upper bag servo motor is fixed on the lower end of the upper bag bottom plate through screws, and the upper bag screw rod is connected with the upper bag servo motor and the upper bag drawer. Connected to convert the rotary motion of the bagging servo motor into the linear motion of the bagging drawer; when the bagging servo motor is in motion, the bagging drawer moves up and down through the bagging screw to complete the bagging action of the aluminum foil bag ;

The suction bag mechanism includes two suction nozzles, a pneumatic guide rod, a stripping knife and a stripping knife driving unit; The connecting block is installed on the action end of the pneumatic guide rod, driven by the pneumatic guide rod to move up and down linearly; the stripping knife is installed on the bottom of the upper layer of the bag taking frame, and the stripping knife is driven by the stripping knife drive unit, which can move forward and backward in the horizontal direction; The forward and backward movement of the peeling knife can separate the sucked aluminum foil bag from the next aluminum foil bag;

The bag opening mechanism includes an upper separation unit and a lower separation unit with the same structure, which are arranged opposite to each other up and down. Both the upper separation unit and the lower separation unit include two suction nozzles and a pneumatic guide rod, and the pneumatic guide rod is installed on the bag taking machine. On the frame, the moving end of the pneumatic guide rod can move up and down linearly; two suction nozzles are installed on the moving end of the pneumatic guide rod through a connecting block, and are driven by the pneumatic guide rod to move up and down linearly;

The bag feeding mechanism includes two expanding claws, a driving unit for expanding the claws, two top blocks, a support plate, a rotating rod, a bag feeding servo motor and a connecting plate, the connecting plate is fixed on the bag taking frame by screws, and the feeding The bag servo motor is fixedly installed on the connecting plate, and the rotating rod is connected with the output shaft of the bag feeding servo motor, which can be driven by the bag feeding servo motor to rotate; the supporting plate is connected with the rotating rod and linked with the rotating rod; two flares The jaws are all installed in the middle of the lower end of the support plate, and the two expansion jaws are driven by the drive unit of the expansion jaws to approach or move away from each other; two top blocks are respectively installed on both sides of the lower end of the support plate, and the two top blocks are used for two The movement of the flaring jaw provides a limit;

The packaging frame is constructed of profiles, and the weighing bottom plate is fixed on the packaging frame through screw connections;

The weighing and charging mechanism includes a loading conveyor belt, a quantitative packaging scale, a feeding funnel and a funnel support, the loading conveyor belt is installed on the weighing base plate, and the quantitative packaging scale is fixed on the charging conveyor belt, and is connected with the loading conveyor The belt moves synchronously; the aluminum foil bag transferred by the bag feeding mechanism is placed on the quantitative packaging scale, and the feeding conveyor belt conveys an aluminum foil bag every revolution; the feeding funnel is installed on the funnel bracket, and the funnel bracket is fixed on the packaging machine through screw connection When the bag feeding mechanism sends the aluminum foil bag to the quantitative packaging scale, the material flows into the aluminum foil bag through the feeding funnel, and the quantitative packaging scale measures the weight of the material. When the weight of the material reaches the system set value, the system stops Loading, transfer the aluminum foil bag to the next station through the loading conveyor belt, and complete the weighing and loading action;

The bag sealing mechanism includes a sealing machine, a bag sealing pneumatic splint, a packaging bag transfer belt, a steering pneumatic splint, a motor, a roller transmission device, a side baffle, a front baffle and a tail baffle;

The packaging bag transfer belt and the loading conveyor belt are arranged next to each other. After the aluminum foil bag is removed from the loading conveyor belt, it enters the packaging bag transfer belt; the bag sealing pneumatic splint includes two opposite clamping arms. The aluminum foil bag can be clamped when approaching; the sealing machine is installed on the packaging frame, and is located above the bag sealing station, and is used to seal the open end of the aluminum foil bag;

The motor is fixed on the packaging frame by screws, and the steering pneumatic splint is connected with the motor through screws, and can be driven by the motor to rotate. The corresponding station below the steering pneumatic splint is the steering station; the steering pneumatic splint includes two oppositely arranged Clamping arm, the aluminum foil bag can be clamped when the two clamping arms are close to each other; the side fence is installed on the side of the bag transfer belt to prevent the aluminum foil bag from falling; the front fence is installed across the bag transfer belt There is a certain gap between the belt and the packaging bag transfer belt, which is used to push down the aluminum foil bag and make it lie flat; the roller conveyor is set at the end of the packaging bag transfer belt, and the tail baffle is fixed on the The tail of the roller conveyor, used to stop the movement of the aluminum foil bag.

A fully automatic medicine packaging device described in the present invention has the following beneficial effects:

1. The present invention adopts the upper bag drawer to store the aluminum foil bags. This kind of drawer-type storage bag structure can supply the aluminum foil bags more quickly. At the same time, the bag-loading drawer can also move up and down, and the bag-supply height of the aluminum foil bag can be precisely controlled through the servo motor and the lead screw to improve the bag-loading efficiency.

2. The present invention adopts double suction nozzles in the suction bag mechanism to suck up the aluminum foil bag, which can effectively prevent the aluminum foil bag from warping and bending. At the same time, the combination of suction nozzle, pneumatic guide rod and peeling knife can completely separate the aluminum foil bag without manual intervention.

3. Two upper and lower separation units are used in the bag opening mechanism of the present invention. Through the relative movement of the two separation units away from each other, the opening of the aluminum foil bag can be opened quickly, and the success rate and efficiency of bag opening can be improved.

4. In the bag feeding mechanism of the present invention, the drive unit of the expanding claw drives the two expanding claws to move relative to each other, so that the aluminum foil bag can be completely clamped on the top block and the aluminum foil bag can be completely positioned.

5. The weighing and charging mechanism of the present invention adopts a high-precision dynamic measurement method, which can eliminate measurement errors during manual operation, and has high measurement accuracy.

6. The present invention integrates weighing and packaging, has simple structure, low cost, low operation cost, high work efficiency, safety and sanitation, and can be widely applied to automatic packaging of various products.

Description of drawings

Fig. 1 is a structural diagram of the bag taking part of the fully automatic pharmaceutical packaging device;

Fig. 2 is a structural diagram of the bag sealing part of the fully automatic pharmaceutical packaging device;

Fig. 3 is an overall structural diagram of a fully automatic pharmaceutical packaging device;

The meanings of the symbols in the figure are:

Bag taking frame 1, casters 2, bag-up drawer 3, guide rod 4, bag-up servo motor 5, lower separation unit 6, upper separation unit 8, peeling knife 10, bag-up bottom plate 11, stand 12, aluminum foil bag 13 , sealing machine 14, bag sealing pneumatic splint 15, side baffle 16, roller conveying device 17, tail baffle 18, front baffle 19, steering pneumatic splint 20, motor 21, quantitative packaging scale 22, weighing bottom plate 23, funnel Support 24, feeding funnel 25, packaging frame 26, packaging bag transfer belt 27, flaring claw 71, top block 72, support plate 73, rotating rod 74, bag delivery servo motor 75, connecting plate 76, suction nozzle 91, Pneumatic guide rod 92.

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.

As shown in Figure 1-3, the present invention provides a kind of fully automatic medicine packaging device, comprises bag taking frame 1, bag loading mechanism, suction bag mechanism, bag opening mechanism, bag feeding mechanism, packaging frame 26, weighing Loading mechanism and bag sealing mechanism.

The bag-taking frame 1 is built by profiles, and its structure is divided into upper, middle and lower layers. The bottom of the lower layer is provided with four casters 2, the bottom of the middle layer is provided with an upper bag bottom plate 11, and the upper layer is provided with a stand. Rack 12.

The bag-up mechanism includes a bag-up drawer 3, a guide rod 4, a bag-up servo motor 5 and a bag-up screw rod, the bag-up drawer 3 is used to place aluminum foil bags for packaging, and the bag-up drawer 3 is arranged on the bag-up bottom plate 11 and can move up and down; the guide rod 4 is fixed on the lower end of the upper bag drawer 3, and is used to provide guidance for the movement of the upper bag drawer 3. The upper bag servo motor 5 is fixed on the lower end of the upper bag bottom plate 11 by screws, and the upper bag screw rod is connected with the upper bag servo motor 5 and the upper bag drawer 3, and is used to convert the rotary motion of the upper bag servo motor 5 into the upper bag drawer. 3 linear motion. When the bag-up servo motor 5 moves, the bag-up drawer 3 is moved up and down by the bag-up screw mandrel to complete the bag-up action of the aluminum foil bag.

The suction bag mechanism includes two suction nozzles 91, a pneumatic guide rod 92, a stripping knife 10 and a stripping knife drive unit, the pneumatic guide rod 92 is installed on the stand 12, and the action end of the pneumatic guide rod 92 can move up and down in a straight line; The two suction nozzles 91 are installed on the action end of the pneumatic guide rod 92 through a connecting block, and are driven by the pneumatic guide rod 92 to move up and down in a straight line; Driven by the drive unit, it can move back and forth in the horizontal direction. The back and forth movement of stripping knife 10 can separate the aluminum foil bag being sucked up from the next aluminum foil bag. When the action of loading the bag is completed, the pneumatic guide rod 92 drives the two suction nozzles 91 to move downward to suck the rear end of the aluminum foil bag; at the same time, the peeling knife 10 moves forward to separate the sucked aluminum foil bag from the next one , to complete the suction bag action.

The bag-opening mechanism includes an upper separation unit 8 and a lower separation unit 6 with the same structure and oppositely arranged up and down. Both the upper separation unit 8 and the lower separation unit 6 include two suction nozzles and a pneumatic guide rod, and the pneumatic guide rod is installed On the bag taking frame 1, the moving end of the pneumatic guide rod can move up and down linearly; two suction nozzles are installed on the moving end of the pneumatic guide rod through a connecting block, and are driven by the pneumatic guide rod to move up and down linearly. When the suction bag mechanism sucks up the rear end of the aluminum foil bag, the upper separation unit 8 and the lower separation unit 6 act, the upper separation unit 8 sucks the upper side of the front end of the aluminum foil bag, and the lower separation unit 6 sucks the lower side of the front end of the aluminum foil bag, and then the upper separation unit The suction nozzle of the unit 8 moves upward, and the suction nozzle of the lower separation unit 6 moves downward to open the mouth of the aluminum foil bag to complete the bag opening action.

Described bag sending mechanism comprises two flaring claws 71, flaring claw driving unit, two top blocks 72, support plate 73, rotating rod 74, bag feeding servo motor 75 and connecting plate 76, and connecting plate 76 is fixed on by screw On the bag-taking frame 1, the bag-feeding servomotor 75 is fixedly installed on the connecting plate 76, and the rotating rod 74 is connected with the output shaft of the bag-feeding servomotor 75, which can be driven by the bag-feeding servomotor 75 to rotate; The rods 74 are connected together and linked with the rotating rod 74; the two flared claws 71 are installed in the middle of the lower end of the support plate 73, and the two flared claws 71 are driven by the flared claw drive unit to approach or move away from each other; the two top blocks 72 are installed on both sides of the lower end of the support plate 73 respectively, and the two top blocks 72 are used to provide a limit for the movement of the two flared claws 71 . When the bag opening action is completed, the expansion claw drive unit controls the two expansion claws 71 to insert into the pocket opening of the aluminum foil bag, and then the two expansion claws 71 move away from each other, that is, move in the opposite direction, so that the pocket opening is fully opened , move to the top block 72 to clamp the aluminum foil bag; at this time, the bag feeding servo motor 75 acts, driving the rotating rod 74 and the support plate 73 to rotate 90 degrees, thereby moving the vertical support plate 73 clamping the aluminum foil bag to the horizontal position, and then put down the aluminum foil bag to complete the bag delivery action.

The packing frame 26 is constructed by profiles, and the weighing base plate 23 is fixed on the packing frame 26 through screw connection.

Described weighing charging mechanism comprises loading conveyor belt, quantitative packaging scale 22, feeding funnel 25 and funnel support 24, and loading conveyor belt is installed on the weighing base plate 23, and quantitative packaging scale 22 is fixed on the loading conveyor belt , move synchronously with the feeding conveyor belt; the aluminum foil bag 13 transferred by the bag feeding mechanism is placed on the quantitative packaging scale 22, and the charging conveyor belt conveys an aluminum foil bag 13 every revolution; the feeding funnel 25 is installed on the funnel support 24 , The funnel support 24 is fixed on the packaging frame 26 by screw connection. When the bag feeding mechanism sends the aluminum foil bag 13 to the quantitative packaging scale 22, the material flows into the aluminum foil bag 13 through the feeding funnel 25, and the quantitative packaging scale 22 measures the loading weight. When the loading weight reaches the system setting value, The system stops feeding, and the aluminum foil bag 13 is transferred to the next station through the feeding conveyor belt to complete the weighing and charging action.

The bag sealing mechanism includes a sealing machine 14, a bag sealing pneumatic splint 15, a bag transfer belt 27, a steering pneumatic splint 20, a motor 21, a roller conveyor 17, a side baffle 16, a front baffle 19 and a tail baffle 18.

The packaging bag transfer belt 27 is adjacent to the loading conveyor belt, and the aluminum foil bag 13 enters the packaging bag transfer belt 27 after being removed from the loading conveyor belt. The bag sealing pneumatic splint 15 includes two clamping arms that are arranged oppositely, and the aluminum foil bag 13 can be clamped when the two clamping arms are close to each other; the sealing machine 14 is installed on the packaging frame 26 and is located Above the station, it is used to seal the open end of the aluminum foil bag 13. When the feeding conveyor belt 27 moves the aluminum foil bag 13 to the bag sealing station, the bag sealing pneumatic splint 15 acts to clamp the aluminum foil bag 13, and then the sealing machine 14 acts to seal the aluminum foil bag 13. The sealed aluminum foil bag 13 is transferred to the next station (turning station) by the bag transfer belt 27 .

The motor 21 is fixed on the packaging frame 26 by screws, and the steering pneumatic splint 20 is connected with the motor 21 by screws, and can be driven by the motor 21 to rotate, and the corresponding station below the steering pneumatic splint 20 is a steering station. The steering pneumatic splint 20 includes two opposite clamping arms, which can clamp the aluminum foil bag 13 when the two clamping arms are close to each other. When the feeding conveyor belt 27 transfers the aluminum foil bag 13 to the steering station, the steering pneumatic splint 20 acts to clamp the aluminum foil bag 13; then the motor 21 moves to drive the steering pneumatic splint 20 and the aluminum foil bag 13 to rotate 90 degrees and release Aluminum foil bag 13, packaging bag transfer belt 27 drives aluminum foil bag 13 to move on. The side baffle 16 is installed on the side of the packaging bag transfer belt 27 to prevent the aluminum foil bag 13 from falling. The front baffle plate 19 is installed across the top of the packaging bag transfer belt 27, and there is a certain gap between the packaging bag transfer belt 27, which is used to push down the aluminum foil bag 13 to make it lie flat.

The roller conveyor 17 is arranged at the end of the packaging bag transfer belt, and the tail baffle 18 is fixed on the tail of the roller conveyor 17 by screws to stop the aluminum foil bag 13 from moving, thereby completing the automatic bag sealing action.

It will be obvious to those skilled in the art that the present invention may be modified in various ways and such modifications are not to be regarded as departing from the scope of the present invention. All such modifications obvious to those skilled in the art are intended to be included within the scope of this claim.

Claims (1)

1. a kind of automatic medicine packing device, which is characterized in that including bag taking rack (1), bag-loading mechanism, suction bag mechanism, open Bag mechanism send bag mechanism, packaging rack (26), weigh charge mechanism and envelope body；

The bag taking rack (1) is built by section bar, and structure is divided into upper, middle and lower-ranking, and there are four the bottom settings of lower floor Castor (2), the bottom in middle level are provided with bag bottom plate (11), a stand (12) are provided on upper strata；

The bag-loading mechanism includes upper bag drawer (3), guide rod (4), upper bag servo motor (5) and upper bag screw, upper bag drawer (3) for placing the aluminium foil bag being packed for, upper bag drawer (3) is set on bag bottom plate (11), and can move up and down；It is oriented to Bar (4) is fixed on the lower end of bag drawer (3), for providing guiding for the movement of upper bag drawer (3)；Upper bag servo motor (5) The lower end of upper bag bottom plate (11) is fixed on by screw, upper bag screw and upper bag servo motor (5) and upper bag drawer (3) are homogeneous Even, for the rotary motion of upper bag servo motor (5) to be converted to the linear motion of upper bag drawer (3)；Upper bag servo motor (5) During action, upper bag drawer (3) is made to do the movement of upper and lower directions by upper bag screw, complete the upper bag action of aluminium foil bag；

The suction bag mechanism includes two suction nozzles (91), pneumatic guide rod (92), broach (10) and broach driving unit；Pneumatic guide rod (92) it is installed in stand (12), the motion end of pneumatic guide rod (92) can be done to move along a straight line up and down；Two suction nozzles (91) pass through one Link block is installed on the motion end of pneumatic guide rod (92), is done by pneumatic guide rod (92) driving and moved along a straight line up and down；Broach (10) is pacified Bottom loaded on bag taking rack (1) upper strata, broach (10) are driven by broach driving unit, can horizontal direction move forward and backward； The aluminium foil bag that can make to be picked up that moves forward and backward of broach (10) is detached with next aluminium foil bag；

The bag openning body includes the upper separative element (8) and lower separative element (6) that structure is identical, is oppositely arranged up and down, described Upper separative element (8) and lower separative element (6) are installed on bag taking machine including two suction nozzles and a pneumatic guide rod, pneumatic guide rod On frame (1), the motion end of pneumatic guide rod can be done to move along a straight line up and down；Two suction nozzles are installed on pneumatic guide rod by a link block Motion end is done by the driving of pneumatic guide rod and moved along a straight line up and down；

It is described that bag mechanism is sent to include two flaring pawls (71), flaring pawl driving unit, two jacking blocks (72), support plate (73), turn Lever (74) send a bag servo motor (75) and connecting plate (76), and connecting plate (76) is fixed by screws in bag taking rack (1), A bag servo motor (75) is sent to be fixedly mounted on connecting plate (76), rotating bar (74) and the output shaft phase for sending a bag servo motor (75) It even, can be by a bag servo motor (75) driving be sent to rotate；Support plate (73) links together with rotating bar (74), with rotation Bar (74) links；Two flaring pawls (71) are installed in the middle part of the lower end of support plate (73), and two are driven by flaring pawl driving unit A flaring pawl (71) is close to each other or separate；Two jacking blocks (72) are separately mounted to the lower end both sides of support plate (73), two tops Block (72) provides limiting for being flared the movement of pawls (71) for two；

The packaging rack (26) is built by section bar, and bottom plate of weighing (23), which is connected by screw, is fixed on packaging rack (26) On；

The charge mechanism of weighing includes loading conveyer, ration package scale (22), additive bin (25) and funnel stand (24), Loading conveyer is mounted on and weighs on bottom plate (23), and ration package scale (22) is fixed on loading conveyer, with loading conveyer It is synchronized with the movement；By send bag mechanism transfer Lai aluminium foil bag (13) be placed on ration package scale (22), every turn of loading conveyer one One aluminium foil bag (13) of week conveying；On funnel stand (24), funnel stand (24) is connected additive bin (25) by screw It connects and is fixed in packaging rack (26)；When bag mechanism is sent to send aluminium foil bag (13) to ration package scale (22), material passes through Additive bin (25) is flow in aluminium foil bag (13), and ration package scale (22) measures weight of loading, when weight of loading reaches system During setting value, system stops feeding, aluminium foil bag (13) is transferred to next station by loading conveyer, completion is weighed to feed and be moved Make；

The envelope body includes sealing machine (14), envelope air operated clamp (15), packaging bag transfer band (27), turns to air operated clamp (20), motor (21), roller transmissioning device (17), side shield (16), front apron (19) and guard rails (18)；

Packaging bag transfer band (27) is disposed proximate to loading conveyer, and aluminium foil bag (13) is after loading conveyer removal, into packet Pack transfer band (27)；The clamp arm that the envelope air operated clamp (15) is oppositely arranged including two, two clamp arms mutually lean on Aluminium foil bag (13) can be clamped when near；The sealing machine (14) is located in packaging rack (26) above envelope station, For the openend of aluminium foil bag (13) to be sealed；

The motor (21) is fixed by screws in packaging rack (26), is turned to air operated clamp (20) and is passed through screw and motor (21) it connects, can be driven and rotated by motor (21), it is to turn to station to turn to corresponding station below air operated clamp (20)； The clamp arm that air operated clamp (20) is oppositely arranged including two is turned to, aluminium foil bag (13) can be pressed from both sides when two clamp arms are close to each other Tightly；Side shield (16) is mounted on the side of packaging bag transfer band (27), for preventing aluminium foil bag (13) from falling；Front apron (19) is horizontal Across between the top of packaging bag transfer band (27), with packaging bag transfer band (27) there are certain interval, for by aluminium foil Bag (13) pushes over, and makes its movement that lies low；The roller transmissioning device (17) is arranged on the end of packaging bag transfer band, guard rails (18) tail portion of roller transmissioning device (17) is fixed by screws in, for making aluminium foil bag (13) stop motion.