CN209921638U - Continuous bag making and filling device - Google Patents

Abstract

The utility model discloses a continuous bag-making and filling device, which comprises a bag-making unit, a side-sealing clamping unit, a bottle head filling unit and a bag discharging unit; the bag making unit is used for making a single-layer roll film into a double-layer film with two separated sides and conveying the double-layer film to the side sealing and clamping unit, the side sealing and clamping unit is used for sequentially carrying out side sealing on the double-layer film with the two separated sides to form a bag with an opening at the upper end, the bottle head filling unit is arranged above the side sealing and clamping unit and used for filling medicines into the bag, and the bag discharging unit is used for sealing and conveying the filled bag outwards. The utility model discloses a continuous system bag filling device has realized automatic system bag and the automatic filling of adjusting in succession of making bag, has improved the efficiency that the medicine adjusted the filling, adopts the individual layer to roll up the membrane as packaging material, and low price does not have the public channel between bottle head and the sack, has avoided the cross contamination of medicine.

Description

Continuous bag making and filling device

Technical Field

The utility model relates to a system bag, filling technical field especially, relate to an automatic system bag filling device in succession.

Background

The traditional Chinese medicine granule dispensing machine on the market at the present stage mainly adopts a box-packed or bagged packaging mode, wherein the box-packed packaging mode is simple to realize, has no public channel, but can not realize continuous dispensing and filling; the box packing mode is too large for the patient and inconvenient to carry; and the cost of the box is high, wasting resources. In the bag packaging mode, the traditional Chinese medicine particles are prepared and have a public channel, the compatibility of the traditional Chinese medicines has 18 inverse compatibility and 19 incompatibilities, the public channel can cause medicine cross contamination, and the hidden danger of medicine safety exists; the manual bag feeding mode is adopted, the bag is sleeved on the fixed base, the problem of a public channel still exists, the manual bag feeding mode is high in manual working strength, continuous and automatic dispensing cannot be achieved, and filling dispensing efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automatic bag filling device in succession makes to there is public channel in solving current traditional chinese medicine allotment and leads to medicine pollution, with high costs, can not continuous filling, the technical problem of inefficiency.

According to one aspect of the utility model, a continuous bag making and filling device is provided, which comprises a bag making unit, a side sealing and clamping unit, a bottle head filling unit and a bag discharging unit; the bag making unit is used for making a single-layer film into a double-layer film with two separated sides and conveying the double-layer film to the side sealing clamping unit, the side sealing clamping unit comprises a first rotary table, a clamp mechanism and a bag opening mechanism, the clamp mechanisms are arranged on the first rotary table at intervals along the circumferential direction of the first rotary table and can rotate along with the first rotary table, the clamp mechanism is used for sequentially carrying out side sealing on the double-layer film with two separated sides to form a bag with an opening at the upper end, the bag opening mechanism is arranged at the upper end of the clamp mechanism and is used for opening the bag opening so as to fill medicines into the bag, the bottle head filling unit is arranged above the first rotary table, the bottle head filling unit comprises a second rotary table, a plurality of bayonets for placing bottle heads are arranged at intervals along the circumferential direction of the second rotary table, and the intervals of the bayonets are consistent with the intervals of the bags with the openings at the upper ends clamped on the, so that during filling, the bottle heads on the bayonets correspond to the bags clamped on the clamp mechanism from top to bottom, the bags are filled in sequence, and the bag outlet units are arranged at the bag outlet positions of the first rotating disc and used for sealing the upper ends of the filled bags and conveying the filled bags outwards.

Further, the bag making unit comprises a film rolling mechanism, a film feeding mechanism, a bag forming mechanism and a film pushing mechanism, wherein the film feeding mechanism is used for feeding single-layer films on the film rolling mechanism to the bag forming mechanism, the bag forming mechanism is used for laminating the single-layer films into double-layer films with two separated sides, the film pushing mechanism is arranged on two sides of the bag forming mechanism, and the film pushing mechanism is used for pushing the films to the side sealing clamping unit along the bag forming mechanism.

Further, the bag forming mechanism is a U-shaped structure which is gradually narrowed along the advancing direction of the film; push away membrane mechanism including being in the wheelset of bagging-off mechanism left and right sides, every side wheelset includes two and is used for the centre gripping the gyro wheel of membrane, the gyro wheel rolls and drives the membrane and carry toward side seal centre gripping unit direction.

Further, the film feeding mechanism comprises a direction changing assembly and a film feeding assembly, the direction changing assembly comprises a plurality of direction changing wheels used for changing the conveying direction of the single-layer film, the film feeding assembly comprises a plurality of rollers, and the rollers roll to drive the film to be conveyed towards the bag forming mechanism.

Further, thereby the clip mechanism is through pressing from both sides tightly or opening and press from both sides tightly or loosen the sack, be equipped with the heating block in the clip mechanism, thereby open the bagging-off mechanism set up in thereby the upper end of clip mechanism falls into the sack through the luffing motion and carries out the sack and strut or leave the sack.

Further, the clamp mechanism comprises an inner clamp, an outer clamp and a clamp cam mechanism, the clamp cam mechanism is an arc-shaped track surrounding the outer side of the first rotating disc, the inner clamp is fixed on the first rotating disc, the heating block is arranged in the inner clamp, and the outer clamp is hinged to the inner clamp; the bag opening mechanism is fixed on the inner clamp or the outer clamp, an outer clamp roller is arranged on the outer clamp, the outer clamp roller rolls along the surface of the clamp cam mechanism to drive the outer clamp to move, and the outer clamp and the inner clamp are clamped or loosened by changing the position relation of the outer clamp roller and the clamp cam mechanism.

Further, it includes bag subassembly, connecting seat and the bag cam of opening to open the bag mechanism, it is in for setting up to open the bag cam the arc track of first carousel top, the connecting seat is fixed the upper end of interior clamp, it fixes to open the bag subassembly on the connecting seat, the one end of opening the bag subassembly is for opening bag portion, the other end of opening the bag subassembly is installed and is opened the bag gyro wheel, through open the bag gyro wheel along it rolls to open bag cam surface drives to open the bag subassembly motion, it is in to open the bag subassembly thereby open the bag gyro wheel with thereby the luffing motion falls into and carries out the sack and strut or leave the sack in the sack under the effect of opening the bag cam.

Furthermore, the bag opening component is a metal wire which is inserted into the connecting seat, and the bag opening part is a strip part or a diamond part which is formed by folding the metal wire.

Further, the continuous bag making and filling device further comprises a bag cutting unit for cutting the film, the bag cutting unit is arranged between the bag making unit and the side sealing clamping unit and comprises a cutter and a control mechanism, and the control mechanism controls the cutter to reciprocate back and forth to cut the film with a fixed length from the output end of the bag making unit.

Further, first filling unit of bottle still includes into bottle mechanism, filling power unit and goes out bottle mechanism and guardrail, the guardrail winds second carousel periphery sets up, advance bottle mechanism including advancing the bottle conveyer belt and advancing the bottle and stir the subassembly, advance the bottle and stir the subassembly and be used for pushing the bottleneck department of second carousel with the bottle head from advancing the bottle conveyer belt, it includes out the bottle conveyer belt and moves back the bottle and stir the subassembly to go out bottle mechanism, it stirs the subassembly and is used for pushing out the bottle conveyer belt with the bottle head from the bayonet socket department of second carousel to move back the bottle, filling power unit interval is laid on the second carousel and with the bayonet socket one-to-one is laid for the bottle head that drives on the bayonet socket adjusts volume and filling.

Further, the bottle head filling unit further comprises a weighing mechanism, wherein the weighing mechanism is arranged on the bottle feeding conveyor belt and used for detecting whether the current bottle head needs to be supplemented with medicines or not.

Further, the bag discharging unit comprises a plurality of groups of bag discharging mechanisms, and the bag discharging mechanisms are used for sealing the top of the filled bag and outputting the bag outwards.

Furthermore, the bag discharging mechanism comprises a power mechanism, a bag discharging conveying belt, a bag discharging roller, a power input assembly, a guide block and a heating block inside the guide block, the power mechanism is connected with the power input assembly, the power input assembly is connected with the bag discharging roller through the bag discharging conveying belt, the bag discharging roller comprises a driving wheel and a driven wheel, and the guide block is arranged at the front end of the bag discharging roller and used for guiding the top of a bag to enter between the driving wheel and the driven wheel.

The utility model discloses following beneficial effect has:

the utility model discloses a continuous system bag filling device includes the system bag unit, the side seals the clamping unit, bottle head filling unit and goes out the bag unit, the system bag unit turns over the single-deck roll film and folds into two side open-ended bilaminar membrane, bilayer membrane is pushed to the side and is sealed both sides in proper order to the clamping unit of sealing, form the sack of upper end opening, automatic continuous system bag has been realized, adopt the monolayer film as packaging material, the low price, through the rotation of first carousel and second carousel, realize advancing bag and advancing the bottle in succession, during the filling operation, bottle head and sack correspond from top to bottom one by one, the opening mechanism of bag struts sack top opening, bottle head filling unit fills the medicine in proper order to the sack that has made, automatic continuous dispensing and filling have been realized, it seals the sack that the filling is good to go out the bag unit and outwards carries out, there is not other public channel between bottle head and the sack, therefore there is not the cross contamination of medicine, the continuous film feeding bag making and the continuous bottle feeding, dispensing and filling improve the efficiency of the dispensing and filling of the medicine.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

FIG. 1 is a schematic structural diagram of a continuous bag-making and filling apparatus according to a preferred embodiment of the present invention;

FIG. 2 is a front view of a bag making unit of the continuous bag making and filling apparatus of FIG. 1;

FIG. 3 is a top view of the bag making unit of the continuous bag making and filling apparatus of FIG. 1;

FIG. 4 is a schematic structural view of a side sealing and clamping unit of the continuous bag-making and filling apparatus of FIG. 1;

FIG. 5 is a top view of the side seal clamping unit of FIG. 4;

FIG. 6 is a front view of the edge dam clamp unit of FIG. 4;

FIG. 7 is a front view of a bag-making unit of the continuous bag-making and filling apparatus of FIG. 1;

FIG. 8 is a schematic structural diagram of a head filling unit of the continuous bag-making and filling apparatus of FIG. 1;

FIG. 9 is a top plan view of the crown filling unit of FIG. 8;

FIG. 10 is a left side view of the bag discharge unit of the continuous bag making and filling apparatus of FIG. 1;

FIG. 11 is a front view of the bag discharge unit of the continuous bag making and filling apparatus of FIG. 1;

fig. 12 is a plan view of the bag discharging unit of the continuous bag making and filling apparatus of fig. 1.

Illustration of the drawings:

100. a bag making unit; 101. a film winding mechanism; 102. a film feeding mechanism; 1021. a redirection component; 1022. a film feeding assembly; 103. a bagging mechanism; 104. a film pushing mechanism; 105. a base plate;

200. a side seal clamping unit; 201. a first turntable; 202. a clip mechanism; 2021. internal clamping; 2022. an outer clamp; 2023. a clip cam mechanism; 2024. externally clamping the roller; 203. a heating block; 204. a bag opening mechanism; 2041. a bag opening assembly; 2042. a connecting seat; 2043. a bag opening cam;

300. a bottle head filling unit; 301. a second turntable; 302. a bottle feeding mechanism; 3021. a bottle feeding conveyer belt; 3022. a bottle feeding and stirring assembly; 303. a weighing mechanism; 304. a filling power mechanism; 305. a bottle discharging mechanism; 3051. a bottle discharging conveyer belt; 3052. a bottle withdrawing and stirring assembly;

400. a bag discharging unit; 401. a bag discharging mechanism; 4011. a power mechanism; 4012. a bag discharging conveying belt; 4013. a bag outlet roller; 4014. A power input assembly; 4015. a guide block; 4016. a heating block inside the guide block;

500. a bag cutting unit; 501. a cutter; 502. a control mechanism; 5021. a gear; 5022. a rack; 5023. a linear guide rail.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered below.

Fig. 1 is a schematic structural diagram of a continuous bag-making and filling apparatus according to a preferred embodiment of the present invention.

As shown in fig. 1, the continuous bag-making and filling apparatus of the present embodiment includes a bag-making unit 100, a side sealing and clamping unit 200, a bottle head filling unit 300, and a bag discharging unit 400; the bag making unit 100 is used for making a single-layer film into a double-layer film with two separated sides, and conveying the double-layer film to the side sealing clamping unit 200, the side sealing clamping unit 200 comprises a first rotary table 201, a clamp mechanism 202 and a bag opening mechanism 204, the clamp mechanisms are arranged on the first rotary table 201 at intervals along the circumferential direction of the first rotary table 201 and can rotate along with the first rotary table 201, the clamp mechanism is used for carrying out side sealing on the double-layer film with two separated sides to form a bag with an opening at the upper end, the bag opening mechanism is used for opening a bag opening to fill medicines into the bag, the bottle head filling unit 300 is arranged above the first rotary table 201, the bottle head filling unit 300 comprises a second rotary table 301, a plurality of bayonets for placing bottle heads are arranged on the second rotary table 301 at intervals, the intervals of the bayonets are consistent with the intervals of the bags with the openings at the upper ends clamped on the clamp mechanism, so that the bottle heads on the bayonets correspond to, the bag discharging unit 400 is disposed at the bag discharging position of the first turntable 201, and is used for sealing and conveying the filled bags outwards.

The continuous bag-making and filling device of the embodiment comprises a bag-making unit, a side-sealing clamping unit, a bottle head filling unit and a bag discharging unit, wherein the bag-making unit is used for turning and folding a single-layer film into a double-layer film with two side openings, the double-layer film is pushed to the side-sealing clamping unit to be sequentially sealed at two sides to form a bag with an upper end opening, automatic continuous bag making is realized, the single-layer film is used as a packaging material, the price is low, continuous bag feeding and continuous bottle feeding are realized through the rotation of a first rotary table and a second rotary table, during filling operation, bottle heads correspond to the bags one by one, a bag opening mechanism is used for opening the top of the bags, the bottle head filling unit is used for filling medicines into the prepared bags, automatic continuous dispensing and filling are realized, the bag discharging unit is used for sealing and conveying the filled bags outwards, and no other public channel exists between the bottle heads and the bags, so that, the continuous film feeding bag making and the continuous bottle feeding, dispensing and filling improve the efficiency of the dispensing and filling of the medicine.

In this embodiment, first carousel and second carousel can be the syntropy and rotate, also can be the antiport, only need guarantee when the filling that the bottle head position can correspond from top to bottom with the sack position can. According to the needs, can divide into: the first rotary disc is stationary after clamping the bags in place, the second rotary disc rotates to drive each bottle head to pass through all the bags, and filling is carried out when each bag is right above each bottle head; and the second rotating disc is stationary after the bottles are fed in place, and the first rotating disc clamps the bag to pass through all the bottle heads and completes filling below each bottle head. The turntable can also be replaced by an oval track matched with synchronous operation, and the position of the bottle head and the position of the bag can be ensured to be up-down corresponding in the filling process. The bottle head filling unit can perform blanking filling at a station before the bag discharging unit, the filled bag is sealed at the upper end and conveyed outwards by the bag discharging unit, or can perform blanking filling at a next station after the bag is sealed at the side, and the filled bag is driven by the clamp mechanism to rotate to the bag discharging unit and then is sealed and conveyed outwards.

As shown in fig. 2, the bag making unit 100 in this embodiment includes a film winding mechanism 101, a film feeding mechanism 102, a bag forming mechanism 103, and a film pushing mechanism 104, where the film feeding mechanism 102 is used to feed the single-layer film on the film winding mechanism 101 to the bag forming mechanism 103, the bag forming mechanism 103 is used to stack the single-layer film into a double-layer film with two sides separated, the film pushing mechanism 104 is disposed on two sides of the bag forming mechanism 103, and the film pushing mechanism 104 is used to push the film along the bag forming mechanism 103 to the side sealing clamping unit 200.

When the bag forming machine starts to work, a single-layer film manually penetrates through the film feeding mechanism and then penetrates through the bag forming mechanism, the film is pulled out of the bag forming mechanism all the time, the single-layer film is changed into a double-layer film with two separated sides after coming out of the bag forming mechanism, the double-layer film is manually pulled into a first clamp mechanism of the side sealing clamping unit, the side sealing clamping unit automatically and continuously pulls the film forwards along with the rotation of the first rotary table, and the film pushing mechanisms on the two sides of the bag forming mechanism continuously push the film forwards, so that the film is continuously fed and bags are formed.

As shown in fig. 2 and 3, the bag forming mechanism 103 is a U-shaped structure that is gradually narrowed along the film advancing direction, and the single-layer film is folded into two layers by the U-shaped bag forming mechanism, and preferably, the bag forming mechanism 103 is divided into an inner layer and an outer layer, and the single-layer film is clamped in the seam between the inner layer and the outer layer of the U-shaped bag forming mechanism. The outer layer of the bag forming mechanism is preferably of a two-section structure, so that the film can be conveniently pulled into a crack between the inner layer and the outer layer of the bag forming mechanism when the film is manually pulled. The film pushing mechanism 104 comprises left and right side wheel sets, each side wheel set comprises two rollers, the two rollers clamp the film, the two side wheel sets respectively clamp the two sides of the film, the rollers roll to drive the film to be conveyed towards the side sealing clamping unit 200, and the single-layer film is formed into a double-layer film with two separated sides after coming out from the bag forming mechanism 103.

As shown in fig. 2, the film feeding mechanism 102 includes a direction changing assembly 1021 and a film feeding assembly 1022, the direction changing assembly 1021 includes a plurality of direction changing wheels for changing the single-layer film feeding direction, in this embodiment, the number of the direction changing wheels is two, the film feeding assembly 1022 includes a plurality of rollers, the rollers roll to drive the film to be conveyed towards the bag forming mechanism 103, the rollers are preferably encapsulation rollers, the glue on the encapsulation rollers has a buffer, so that the film can not be damaged, the two rollers can already well flatten the single-layer film and convey the film flatly, and therefore, the number of the rollers is preferably two.

The monofilm is around on the directive wheel, and a plurality of directive wheels pull open the flat with the membrane, and the directive wheel rotates and to the propelling movement of membrane forward, can change the propelling movement direction of membrane through the position of directive wheel and the rotation direction of directive wheel, and the rubber coating cylinder is also used for winding the membrane, spreads out the membrane and levels and sends into bagging-off mechanism with the membrane through the rotation of rubber coating cylinder.

As shown in fig. 4-6, the clamp mechanism 202 of the present embodiment clamps or releases the bag by clamping or opening, a heating block 203 is disposed in the clamp mechanism 202, and the bag opening mechanism 204 is disposed at the upper end of the clamp mechanism 202 and swings up and down to fall into the bag opening for opening or separating the bag opening.

A plurality of clip mechanism interval arrangements are on first carousel, and every two adjacent clip mechanism centre gripping one section both sides open-ended bilaminar membrane is equipped with the heating piece in the clip mechanism, and when clip mechanism presss from both sides tight bilaminar membrane, under the effect of heating piece, the both sides of bilaminar membrane are glued by the heat-seal in proper order to form the sack that only upper end open-ended, when clip mechanism opened, the sack was loosened from clip mechanism. The bag opening mechanism is arranged at the upper end of the clamp mechanism and can swing up and down, the bag opening mechanism falls into the upper end opening of the bag when swinging down to open the bag opening, and the bag opening mechanism leaves the bag opening when swinging up.

As shown in fig. 4-5, the clamp mechanism 202 includes an inner clamp 2021, an outer clamp 2022 and a clamp cam mechanism 2023, the clamp cam mechanism 2023 is an arc-shaped track surrounding the outer side of the first rotating disk 201, the inner clamp 2021 is fixed on the first rotating disk 201, the heating block 203 is disposed in the inner clamp 2021 or the outer clamp 2022, for convenience of arrangement, the heating block 203 is preferably disposed in the inner clamp, the outer clamp 2022 is hinged with the inner clamp 2021, and the outer clamp 2022 can rotate around the connection point; the bag opening mechanism 204 is fixed on the inner clamp 2021, the outer clamp 2022 is provided with an outer clamp roller 2024, the outer clamp 2022 is driven to move by the outer clamp roller 2024 rolling along the surface of the clamp cam mechanism 2023, and the outer clamp and the inner clamp are clamped or released by changing the position relationship of the outer clamp roller 2024 and the clamp cam mechanism 2023.

In this embodiment, the outer clip 2022 is hinged to the lower end of the inner clip 2021, the starting point of the clip cam mechanism 2023 corresponds to the film feeding point B of the first turntable 201, the ending point of the clip cam mechanism 2023 corresponds to the bag discharging point a of the first turntable 201, when the bag discharging device works, the first turntable 201 is driven by the rotating shaft to rotate, the inner clip 2021 with the clip mechanism 202 rotates together, when the bag discharging point B is reached, the outer clip roller 2024 enters the starting point of the clip cam mechanism 2023, the outer clip roller 2024 bears an upward force on the clip cam mechanism 2023, so that the outer clip 2022 rotates inward to clamp the double-layer film with the inner clip 2021, the outer clip roller 2024 always contacts the clip cam mechanism 2023 and continues to rotate to drive the double-layer film to rotate together, and similarly, each clip mechanism reaching the film feeding point B can clamp the film to rotate. In the rotating process, the side openings of the double-layer film are heated and sealed by the heating block 203 in the inner clamp or the outer clamp, so that the double-layer film between two adjacent clamps is made into a bag with only an upper opening. In other embodiments, the outer clip and the inner clip may be hinged at the upper end, the clip cam mechanism 2023 is provided as two connected arc-shaped rails, the shape and position of the two arc-shaped rails are determined according to the clamping and opening angles of the outer clip and the inner clip, that is, when the outer clip roller operates on one arc-shaped rail, the outer clip and the inner clip are clamped, when the outer clip roller operates on the other arc-shaped rail, the outer clip and the inner clip are opened at a certain angle, and the outer clip and the inner clip are controlled to be clamped or released by the movement of the outer clip roller on different arc-shaped rails.

As shown in fig. 4-5, the bag opening mechanism 204 includes a bag opening assembly 2041, a connecting seat 2042 and a bag opening cam 2043, the bag opening cam 2043 is an arc-shaped track disposed above the inner clamp 2021, a starting point C of the bag opening cam 2043 corresponds to the bag outlet point a of the first turntable 201, a terminal point D of the bag opening cam 2043 corresponds to the film inlet point B of the first turntable 201, the connecting seat 2042 is fixed at the upper end of the inner clamp 2021, the bag opening assembly 2041 is fixed on the connecting seat 2042, one end of the bag opening assembly 2041 is a bag opening portion, the other end of the bag opening assembly 2041 is provided with a bag opening roller, the bag opening roller rolls along the surface of the bag opening cam 2043 to drive the bag opening assembly 2041 to move, and the bag opening assembly 2041 swings up and down under the action of the bag opening roller and the bag opening cam 2043 to open or leave the bag opening.

When the bag opening mechanism works, when a double-layer film coming out of the bag forming mechanism enters the clamp mechanism, the bag opening roller on the bag opening assembly 2041 is separated from a point D corresponding to the point B on the bag opening cam 2043, the bag opening assembly 2041 rotates and swings downwards due to gravity and elasticity of the bag opening roller and the bag opening cam, the bag opening part falls into an upper end opening of the double-layer film, and therefore a bag opening is opened, and meanwhile the other side of the double-layer film is clamped by the next clamp mechanism. When the clamp mechanism 202 rotates to the bag outlet point a, the outer clamp roller 2024 disengages from the clamp cam mechanism 2023, the outer clamp 2022 is turned outwards and opened, at this time, the bag opening roller on the bag opening assembly 2041 rotates to the point C on the bag opening cam 2043 corresponding to the point a, the bag opening roller contacts with the bag opening cam, and the bag opening assembly 2041 is lifted by the bag opening cam 2043, so that the bag opening portion is lifted and disengaged from the bag.

In this embodiment, the bag opening assembly is made of a metal wire, the metal wire is inserted into the connecting seat, the bag opening portion is formed by folding the metal wire, and the bag opening portion can be a strip portion or a diamond portion. Preferably, the metal wire is selected from iron wire, stainless steel wire, aluminum wire, and the like. The metal wire is bent to form a strip-shaped part or a diamond-shaped part, so that the manufacture is easy, the strip-shaped part or the diamond-shaped part props the opening of the bag to form a diamond-shaped opening, and the medicine can conveniently fall into the bag from the bottle head during filling.

As shown in fig. 7, in the present embodiment, the continuous bag-making and filling apparatus further includes a bag-cutting unit 500 for cutting the film, the bag-cutting unit 500 is disposed between the bag-making unit 100 and the side-sealing clamping unit 200, the bag-cutting unit 500 includes a cutting knife 501 and a control mechanism 502, and the control mechanism 502 controls the cutting knife to reciprocate back and forth to cut a fixed length of the film from the output end of the bag-making unit (100). The cutter 501 moves forward to approach the film and then cut the film, and the cutter 501 moves backward to leave the film, and the film is continuously pushed forward.

In this embodiment, the control mechanism 502 includes a gear 5021, a rack 5022 and a linear guide 5023, the knife 501 is connected to the rack 5022, the rack 5022 is connected to the gear 5021, and the gear 5021 drives the rack 5022 to rotate under the action of power, so as to drive the knife 501 to reciprocate back and forth along the linear guide 5023. The control mechanism 502 may also be controlled in other ways, for example, by a shaft control way, and the cutter can reciprocate back and forth along the shaft under the power action.

When the double-layer film cutting device works, when the double-layer film reaches a bag cutting position, the cutter 501 moves forward to the film position along the linear guide rail 5023 under the action of the gear and the rack to cut off the film, then the cutter 501 retreats along the linear guide rail 5023, the film is pushed by the film pushing mechanism to continue to move forward, and after the film moves forward for a corresponding distance, the cutter 501 moves forward again to cut off the film. The double-layer film is changed into a group of bags to be side-sealed through the bag cutting unit 500, the number of each group of bags can be determined according to requirements, and for example, the double-layer film can be cut into two bags or four bags or more bags.

As shown in fig. 8-9, the bottle head filling unit 300 further includes a bottle feeding mechanism 302, a filling power mechanism 304, a bottle discharging mechanism 305 and a guardrail 306, the guardrail 306 is disposed around the periphery of the second turntable 301, the bottle feeding mechanism 302 includes a bottle feeding conveyer belt 3021 and a bottle feeding toggle assembly 3022, the bottle feeding toggle assembly 3022 is configured to push the bottle head from the bottle feeding conveyer belt 3021 to the bayonet of the second turntable 301, the bottle discharging mechanism 305 includes a bottle discharging conveyer belt 3051 and a bottle returning toggle assembly 3052, the bottle returning toggle assembly 3052 is configured to push the bottle head from the bayonet of the second turntable 301 to the bottle discharging conveyer belt 3051, and the filling power mechanisms 304 are disposed on the second turntable at intervals and are disposed in one-to-one correspondence with the bayonet, so as to drive the bottle head on the bayonet to perform volume adjustment and filling.

After the bottle head is placed on the bottle feeding conveyer belt 3021, the bottle head is pushed into the bottle feeding bayonet of the second rotary disc 301 by the bottle feeding toggle assembly 3022, and the bottle head is taken away along with the rotation of the second rotary disc 301 and is clamped between the second rotary disc 301 and the guardrail 306. When the bottle head reaches the designated position, the filling power mechanism 304 works to drive the bottle head to adjust the volume and fill. There is no other passage between the bottle head and the bag, so that the medicine can not produce cross contamination. The number of bottle heads can be loaded according to the requirement. When the second rotating disc 301 rotates to the bottle discharging position, the bottle withdrawing and stirring assembly 3052 pushes the bottle head out of the bottle discharging bayonet of the second rotating disc to the bottle discharging conveyer belt 3051. If the bottle head needs to be used continuously, the second rotating disc is not pushed out, and the bottle head continues to rotate to the filling station.

In this embodiment, the bottle head filling unit 300 further includes a weighing mechanism 303, and the weighing mechanism 303 is disposed on the bottle feeding conveyer belt 3021 and is configured to detect whether the current bottle head needs to be supplemented with a medicine.

The bottle heads enter the weighing mechanism 303 sequentially through the bottle feeding conveyer belt 3021, and the weighing mechanism 303 detects whether the bottle heads need to be replenished according to needs, for example, according to the weight of the bottle heads, if the weight of the bottle heads is less than a set value, the amount of the medicine in the bottle heads is insufficient, and the medicine is replenished, and if the weight of the bottle heads is equal to the set value, the medicine in the bottle heads does not need to be replenished.

As shown in fig. 10 to 12, in this embodiment, the bag discharging unit 400 is disposed at a bag discharging position of the first rotating disc 201, the bag discharging unit 400 includes a plurality of sets of bag discharging mechanisms 401, each set of bag discharging mechanisms 401 includes a power mechanism 4011, a bag discharging conveyer belt 4012, a bag discharging roller 4013, a power input assembly 4014, a guide block 4015, and a guide block internal heating block 4016, the power mechanism 4011 is connected to the power input assembly 4014, the power input assembly 4014 is connected to the bag discharging roller 4013 through the bag discharging conveyer belt 4012, the bag discharging roller 4013 includes a driving wheel and a driven wheel, and the guide block 4015 is disposed at a front end of the bag discharging roller 4013 and is used for guiding the top of a bag to enter between the driving wheel and the driven wheel.

Referring to fig. 4, the bag outlet position corresponds to point a of the first turntable, the bag outlet unit 400 is arranged above point a, before the clamp mechanism rotates to point a, the top of the bag is guided by the guide block to enter the first group of bag outlet rollers of the bag outlet unit, after the clamp mechanism passes point a, the top of the bag is clamped and pressed by the driving wheel and the driven wheel of the bag outlet rollers, so that the bag cannot fall off and fall off, and the bag opening is preheated by the heating block inside the guide block. The bag outlet rollers 4013 convey forwards, bags on the rear clamp mechanisms are sequentially pushed into the subsequent bag outlet rollers, the bag openings are tightly pressed and sealed by the rollers under the heating action of the heating blocks inside the guide blocks in the last group of bag outlet mechanisms, and medicines are sealed in the bags and conveyed outwards.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (13)

1. A continuous bag-making and filling device, which is characterized in that,

comprises a bag making unit (100), a side sealing and clamping unit (200), a bottle head filling unit (300) and a bag discharging unit (400);

the bag-making unit (100) is used for making a single-layer film into a double-layer film with two separated sides and conveying the double-layer film to the side sealing and clamping unit (200),

the side seal clamping unit (200) comprises a first rotary table (201), a clamp mechanism (202) and a bag opening mechanism (204), the clamp mechanism (202) is arranged on the first rotary table (201) at intervals along the circumferential direction of the first rotary table (201) and can rotate along with the first rotary table (201), the clamp mechanism (202) is used for carrying out side seal on the two separated double-layer films at two sides in sequence to form a bag with an opening at the upper end, the bag opening mechanism (204) is arranged at the upper end of the clamp mechanism (202) and used for opening a bag opening so as to fill medicines into the bag,

the bottle head filling unit (300) is arranged above the first turntable (201), the bottle head filling unit (300) comprises a second turntable (301), a plurality of bayonets for placing bottle heads are arranged at intervals in the circumferential direction of the second turntable (301), the intervals of the bayonets are consistent with the intervals of the bags with the openings at the upper ends clamped on the clamp mechanism, so that the bottle heads on the bayonets correspond to the bags with the openings at the upper ends clamped on the clamp mechanism up and down during filling, and the filling is performed in sequence,

the bag outlet unit (400) is arranged at a bag outlet position of the first rotating disc (201) and is used for sealing the upper end of the filled bag and conveying the filled bag outwards.

2. The continuous bag-making and filling apparatus according to claim 1,

the bag making unit (100) comprises a film winding mechanism (101), a film feeding mechanism (102), a bag forming mechanism (103) and a film pushing mechanism (104),

the film feeding mechanism (102) is used for feeding the single-layer film on the film winding mechanism (101) to the bag forming mechanism (103),

the bag forming mechanism (103) is used for laminating the single-layer film into a double-layer film with two sides separated,

the film pushing mechanisms (104) are arranged on two sides of the bag forming mechanism (103), and the film pushing mechanisms (104) are used for pushing the film to the side sealing clamping unit (200) along the bag forming mechanism (103).

3. The continuous bag-making and filling apparatus according to claim 2,

the bag forming mechanism (103) is of a U-shaped structure which is gradually narrowed along the advancing direction of the film;

the film pushing mechanism (104) comprises wheel sets arranged on the left side and the right side of the bag forming mechanism (103), each wheel set comprises two rollers used for clamping the film, and the rollers roll to drive the film to be conveyed towards the side sealing clamping unit (200).

4. The continuous bag-making and filling apparatus according to claim 2,

the film feeding mechanism (102) comprises a direction changing assembly (1021) and a film feeding assembly (1022), the direction changing assembly (1021) comprises a plurality of direction changing wheels for changing the conveying direction of the single-layer film, the film feeding assembly (1022) consists of a plurality of rollers, and the rollers roll to drive the film to be conveyed towards the bag forming mechanism (103).

5. The continuous bag-making and filling apparatus according to claim 1,

the clamp mechanism (202) clamps or releases the bag by clamping or opening, a heating block (203) is arranged in the clamp mechanism (202),

the bag opening mechanism (204) is arranged at the upper end of the clamp mechanism (202) and swings up and down to fall into the bag opening to open or leave the bag opening.

6. The continuous bag-making and filling apparatus according to claim 5,

the clip mechanism (202) comprises an inner clip (2021), an outer clip (2022) and a clip cam mechanism (2023),

the clip cam mechanism (2023) is an arcuate track around the outside of the first turntable (201),

the inner clamp (2021) is fixed on the first rotating disc (201), the heating block (203) is arranged in the inner clamp (2021) or the outer clamp (2022), and the outer clamp (2022) is hinged with the inner clamp (2021);

the bag opening mechanism (204) is fixed on the inner clamp (2021), an outer clamp roller (2024) is arranged on the outer clamp (2022), the outer clamp (2022) is driven to move by the rolling of the outer clamp roller (2024) along the surface of the clamp cam mechanism (2023), and the outer clamp and the inner clamp are clamped or loosened by changing the position relation of the outer clamp roller (2024) and the clamp cam mechanism (2023).

7. The continuous bag-making and filling apparatus according to claim 6,

the bag opening mechanism (204) comprises a bag opening component (2041), a connecting seat (2042) and a bag opening cam (2043),

the bag opening cam (2043) is an arc-shaped track arranged above the first turntable (201),

connecting seat (2042) are fixed the upper end of interior clamp (2021), it fixes to open bag subassembly (2041) on connecting seat (2042), the one end of opening bag subassembly (2041) is for opening bag portion, the other end of opening bag subassembly (2041) is installed and is opened the bag gyro wheel, through open the bag gyro wheel along open bag cam (2043) surface roll and drive open bag subassembly (2041) motion, it is in to open bag subassembly (2041) open the bag gyro wheel with thereby the luffing motion is carried out in falling into the bag mouth and is carried out the sack and strut or leave the sack under the effect of opening bag cam (2043).

8. The continuous bag-making and filling apparatus according to claim 7,

the bag opening component is made of metal wires, the metal wires are inserted into the connecting seat (2042), and the bag opening portion is a strip portion or a diamond portion formed by folding the metal wires.

9. The continuous bag-making and filling apparatus according to claim 1,

the continuous bag making and filling device further comprises a bag cutting unit (500) used for cutting the film, the bag cutting unit (500) is arranged between the bag making unit (100) and the side sealing clamping unit (200), the bag cutting unit (500) comprises a cutter (501) and a control mechanism (502), and the control mechanism (502) controls the cutter to reciprocate back and forth to cut the film with fixed length from the output end of the bag making unit (100).

10. The continuous bag-making and filling apparatus according to claim 1,

the bottle head filling unit (300) also comprises a bottle feeding mechanism (302), a filling power mechanism (304), a bottle discharging mechanism (305) and a guardrail (306),

guardrail (306) wind second carousel (301) periphery sets up, advance bottle mechanism (302) including advancing bottle conveyer belt (3021) and advancing bottle and stir subassembly (3022), advance bottle and stir subassembly (3022) and be used for pushing the bayonet socket department of second carousel (301) with the bottle head from advancing bottle conveyer belt (3021), it includes bottle conveyer belt (3051) and withdraw the bottle and stir subassembly (3052) to go out bottle mechanism (305), it stirs subassembly (3052) to withdraw the bottle and is used for pushing out bottle head from the bayonet socket department of second carousel (301) to go out bottle conveyer belt (3051), filling power unit (304) interval is laid on the second carousel and with the bayonet socket one-to-one is laid for drive the bottle head on the bayonet socket and transfer volume and filling.

11. The continuous bag-making and filling apparatus according to claim 10,

the bottle head filling unit (300) further comprises a weighing mechanism (303), wherein the weighing mechanism (303) is arranged on the bottle feeding conveying belt (3021) and is used for detecting whether the current bottle head needs to be supplemented with medicines or not.

12. The continuous bag-making and filling apparatus according to claim 1,

the bag discharging unit (400) comprises a plurality of groups of bag discharging mechanisms (401), and the bag discharging mechanisms (401) are used for sealing the top of the filled bag and outputting the bag outwards.

13. The continuous bag-making and filling apparatus according to claim 12,

the bag discharging mechanism (401) comprises a power mechanism (4011), a bag discharging conveying belt (4012), a bag discharging roller (4013), a power input assembly (4014), a guide block (4015) and a guide block internal heating block (4016), the power mechanism (4011) is connected with the power input assembly (4014),

the power input assembly (4014) is connected with the bag outlet roller (4013) through the bag outlet conveying belt (4012), the bag outlet roller (4013) comprises a driving wheel and a driven wheel, and the guide block (4015) is arranged at the front end of the bag outlet roller (4013) and used for guiding the top of a bag to enter between the driving wheel and the driven wheel.

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