CN210824597U

CN210824597U - Base cloth feeding device for patch production

Info

Publication number: CN210824597U
Application number: CN201921930077.3U
Authority: CN
Inventors: 徐强; 张银芝; 程学敏; 张玉福
Original assignee: Zhengzhou Giant Biochemical Group Co ltd
Current assignee: Zhengzhou Giant Biochemical Group Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-06-23
Anticipated expiration: 2029-11-11

Abstract

The utility model relates to a base cloth feed arrangement is used in production of pasting agent, the on-line screen storage device comprises a base, be equipped with unwinding mechanism on it, coupling mechanism and buffer memory mechanism, coupling mechanism includes the base, the vertical fixed plate that is equipped with of lateral part behind the base, be equipped with the supporting seat on the fixed plate, the through-hole has been seted up at the supporting seat middle part, the through-hole top is equipped with first cylinder, first cylinder piston rod is down and fixedly connected with top board, be equipped with heating device in the top board, be equipped with the holding down plate on the base of through-hole below, supporting seat lower surface both ends all are equipped with gluey shower nozzle, buffer memory mechanism includes fixed frame, support column and base fixed connection are all passed through at its both ends, the sliding connection is on two support columns respectively at the movable frame both ends, it is equipped with a plurality of. The utility model discloses can realize the automatic quick hot pressing between the base cloth and connect, and can buffer memory an amount of base cloth, guarantee that production is continuous high-efficient goes on.

Description

Base cloth feeding device for patch production

Technical Field

The utility model belongs to the technical field of paste the production of agent, concretely relates to base cloth feed arrangement is used in production of pasting the agent.

Background

Patch means a sheet-like preparation which can be attached to the skin and the drug can exert systemic or local action, the preparation having a backing layer, a drug reservoir with (or without) a controlled-release membrane, an adhesive layer and a protective layer to be removed before use. The patch can be applied to an intact skin surface, or to an affected or incomplete skin surface. Among them, a patch that is applied to the surface of the skin intact and can deliver a drug into the blood circulation system through the skin is called a transdermal patch. Modern transdermal patches are patches or patch drugs that are absorbed through the skin and can rapidly and durably enter the body through a controlled release mechanism in a dosage required by the condition. The production and processing of the sustained-release controlled-release patch mainly comprise the working procedures of preparation, coating, compounding, die cutting and the like of a medicament coating, wherein the coating working procedure needs to coat the prepared medicament coating on patch base cloth, and then the patch base cloth is dried and formed by a drying device. The base cloth before use is wound into a roll for storage, so that the base cloth needs to be unwound and then introduced into a coating device to realize the feeding operation of the base cloth during the coating process. In the actual production process, the continuous feeding of the base cloth needs to be ensured, but because the length of each roll of the base cloth is limited, after one roll of the base cloth is used up, the coating and other processes need to be stopped immediately, and meanwhile, another roll of the base cloth needs to be replaced and connected with the tail end of the previous roll of the base cloth, so that the production can be continued. The change of base cloth and be connected with last roll of base cloth all need certain time, and especially the connection operation of current base cloth relies on artifical rubber coating hot pressing again more, complex operation, not only consumes a large amount of manpowers, and the required time is longer, and production efficiency greatly reduced has greatly influenced the continuous high-efficient production of subsides agent, is unfavorable for the production and processing of subsides agent, remains to improve.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a base cloth feed arrangement is used in production of pasting agent can realize the automatic high-speed joint between the base cloth, and can buffer memory an amount of base cloth to avoid shutting down the operation when changing the lapping base cloth, guarantee that production is continuous high-efficient going on, change base cloth complex operation, consume the time length and lead to production unable continuous going on, the inefficiency scheduling problem with solving current base cloth feed arrangement.

In order to achieve the above object, the utility model adopts the following technical scheme: a base cloth feeding device for patch production comprises a base, wherein an uncoiling mechanism, a connecting mechanism and a buffer mechanism are sequentially arranged on the base along the length direction of the base, the uncoiling mechanism comprises an uncoiling support frame, two uncoiling rotating shafts are arranged on the uncoiling support frame side by side and rotatably, the connecting mechanism comprises a base, a fixed plate is vertically arranged on the rear side part of the base, a supporting seat is arranged at one end, close to the uncoiling mechanism, of the fixed plate, a through hole is vertically formed in the middle of the supporting seat, a first air cylinder is coaxially arranged above the through hole and fixedly connected to the fixed plate, a piston rod of the first air cylinder faces downwards and is fixedly connected with an upper pressing plate, a heating device is arranged in the upper pressing plate, a lower pressing plate is coaxially and fixedly arranged on the base below the through hole, glue nozzles are arranged at two ends of, buffer memory mechanism includes a fixed frame and a movable frame, fixed frame both ends all are through support column and base fixed connection, movable frame locates fixed frame below and its both ends difference sliding connection on two support columns, fixed frame is last just to rotate side by side and is equipped with a plurality of first driving rollers, movable frame is last just to rotate side by side and is equipped with a plurality of second driving rollers, first and second driving roller interval staggered distribution.

Preferably, a pressing roller is rotatably arranged on the base on one side, close to the connecting mechanism, of the uncoiling support frame.

Preferably, the lower surface of the base is fixedly connected with the base through support legs.

Preferably, the upper pressure plate is hollow and provided with an inner cavity, and a plurality of groups of resistance wires are wound on the bottom of the inner cavity.

Preferably, the fixed plates on two sides of the lower pressing plate are respectively provided with a third driving roller in a rotating mode.

Preferably, glue storage grooves are formed in two ends of the upper surface of the supporting seat, a discharging pipe is communicated with the bottom of each glue storage groove, and the discharging pipe penetrates through the supporting seat downwards and is communicated with the glue spray heads.

Preferably, one end of the fixing plate, which is far away from the uncoiling mechanism, is vertically and fixedly provided with a second cylinder, a piston rod of the second cylinder faces downwards and is fixedly connected with an upper pressing block, and a lower pressing block is arranged on a base corresponding to the lower side of the upper pressing block.

Preferably, the upper surfaces of the lower pressing block, the lower pressing plate and the third driving roller are all located on the same horizontal plane.

Preferably, the movable frame is symmetrically and fixedly provided with two connecting plates, the connecting plates and the second driving rollers are distributed in a staggered mode, the base corresponding to the lower portion of each connecting plate is vertically provided with a lifting hydraulic cylinder, and a piston rod of each lifting hydraulic cylinder faces upwards and is fixedly connected with the lower surface of the corresponding connecting plate.

The utility model has the advantages that: the utility model relates to a rationally, compact structure: two groups of base cloth rolls can be placed by utilizing the two unwinding rotating shafts arranged on the unwinding mechanism side by side, so that the base cloth rolls can be quickly switched, the replacement efficiency of the base cloth rolls is improved, and the subsequent continuous production is ensured; when the base cloth is normally fed, the movable frame is positioned at a lower station, the distance between the first driving roller and the second driving roller is lengthened, the base cloth is wound on the first driving roller and the second driving roller which are distributed in a staggered manner in an S shape in sequence, a section of length of the base cloth is cached, the base cloth is conveyed and fed under the combined action of the first driving roller and the second driving roller, when the group of base cloth is completely unwound and needs to be replaced by another base cloth roll, the piston rod of the lifting hydraulic cylinder is controlled to synchronously run, the movable frame can be pushed to move upwards by extending the piston rod of the lifting hydraulic cylinder, the distance between the first driving roller and the second driving roller is reduced, the cached base cloth is changed into a relaxed folding state from a tensioned straightening state, when the feeding is continued, the cached base cloth in the relaxed folding state is conveyed, the base cloth which does not enter the caching mechanism stops advancing, and the switching connection of the base cloth rolls can be carried out under the condition of not stopping the feeding, the continuous production is ensured, and the production efficiency is greatly improved; when switching connection base cloth roll, through the cooperation of last briquetting and briquetting down, can further compress tightly fixedly earlier the surplus base cloth that stops advancing, guarantee going on smoothly that the hot pressing connects, improve the joining quality of base cloth, only need spout glue to the surplus base cloth of placing on the holding down plate after that, and place the end of another group's base cloth roll on this base cloth of spouting the glue, the cooperation of the top board after rethread holding down plate and the heating, can be connected base cloth hot pressing fast, realize the quick automatic bonding of the base cloth between two base cloth rolls, improve joining quality greatly, and the simple operation, practice thrift manpower and time, guarantee the continuous high-efficient production of subsides agent.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic top view of the fixing frame;

fig. 4 is a schematic top view of the movable frame.

Reference numbers in the figures: 1 is the base, 2 is the support frame of opening a book, 3 is the pivot of opening a book, 4 is the base yardage roll, 5 is the pinch roller, 6 is the base, 7 is the supporting leg, 8 is the third driving roller, 9 is the holding down plate, 10 is the fixed plate, 11 is first cylinder, 12 is the second cylinder, 13 is the briquetting, 14 is briquetting down, 15 is fixed frame, 16 is first driving roller, 17 is the movable frame, 18 is the second driving roller, 19 is the support column, 20 is hydraulic cylinder, 21 is the top board, 22 is the resistance wire, 23 is the glue storage groove, 24 is the discharging pipe, 25 is gluey shower nozzle, 26 is the through-hole, 27 is the supporting seat.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:

as shown in fig. 1 to 4, a base cloth feeding device for patch production comprises a base 1, wherein an uncoiling mechanism, a connecting mechanism and a buffer mechanism are sequentially arranged on the base 1 along the length direction of the base, and can realize uncoiling of a base cloth roll 4, jointing of base cloth on two base cloth rolls 4 and buffer of the base cloth respectively. The unwinding mechanism comprises an unwinding support frame 2, two unwinding rotating shafts 3 are arranged on the unwinding support frame 2 side by side and rotatably, two groups of base cloth rolls 4 can be placed simultaneously during use, the base cloth rolls 4 are convenient to rapidly switch, the replacement efficiency of the base cloth rolls 4 is accelerated, and the follow-up continuous production is guaranteed. Coupling mechanism includes base 6, the vertical fixed plate 10 that is equipped with of 6 rear side portions of base, one of fixed plate 10 near unwinding mechanism serves and is equipped with supporting seat 27, supporting seat 27 middle part is vertical has seted up through-hole 26, the coaxial first cylinder 11 that is equipped with in through-hole 26 top, 11 fixed connection of first cylinder is on fixed plate 10, its piston rod is down and fixedly connected with top board 21, be equipped with heating device in the top board 21, coaxial fixed holding down plate 9 that is equipped with on the base 6 of through-hole 26 below, supporting seat 27 lower surface both ends all are equipped with gluey shower nozzle 25, gluey shower nozzle 25 all inclines towards the setting of bottom board. Buffer memory mechanism includes a fixed frame 15 and a movable frame 17, and fixed frame 15 both ends all are through support column 19 and base 1 fixed connection, and movable frame 17 locates fixed frame 15 below and its both ends difference sliding connection on two support columns 19, and fixed frame 15 is last to be equipped with a plurality of first driving roller 16 side by side and to rotate, and movable frame 17 is last to be equipped with a plurality of second driving roller 18 side by side and to rotate, and first driving roller 16 and the crisscross distribution of second driving roller 18 interval. When the base cloth is normally fed, the movable frame 17 is positioned at a lower station and is used for lengthening the distance between the first driving roller 16 and the second driving roller 18, the base cloth is wound on the first driving roller 16 and the second driving roller 18 which are distributed in a staggered manner in an S shape in sequence, a section of length of the base cloth is cached, the base cloth is conveyed and fed under the combined action of the first driving roller 16 and the second driving roller 18, when the group of base cloth rolls 4 are completely uncoiled and another base cloth roll 4 needs to be replaced, the distance between the first driving roller 16 and the second driving roller 18 can be reduced by moving the movable frame 17 upwards on the supporting column 19, the cached base cloth is changed into a relaxed folding state from a tensioned straightening state, when the feeding is continued, the cached base cloth in the relaxed folding state is conveyed, the base cloth which does not enter the caching mechanism stops advancing, and the switching connection of the base cloth roll 4 can be carried out under the condition of not stopping the feeding, ensures the continuous production and greatly improves the production efficiency. When switching connection base cloth roll 4, only need to spout glue to the surplus base cloth of placing on holding down plate 9, and place the end of another group base cloth roll 4 on should spouting gluey base cloth, the cooperation of top board 21 after rethread holding down plate 9 and the heating, can be fast with base cloth hot pressing veneer connection, realize the quick automatic joint of the base cloth between two base cloth rolls 4, improve the joining quality greatly, and the simple operation, practice thrift manpower and time, guarantee the continuous high-efficient production of subsides agent.

In this embodiment, open a book the support frame 2 and rotate on the base 1 that is close to coupling mechanism's one side and be equipped with compressing roller 5, during the use, coupling mechanism can be introduced by compressing roller 5's bottom to the base cloth on the base cloth book 4, can play the effect that the flare-out was tightened to the base cloth, guarantees the smooth feeding of base cloth.

In this embodiment, the lower surface of base 6 passes through supporting leg 7 and base 1 fixed connection, and top board 21 cavity is equipped with the inner chamber, and it is equipped with multiunit resistance wire 22 to wind on its inner chamber bottom, generates heat to top board 21 through resistance wire 22 circular telegram, and the cooperation realizes the hot-pressing veneer operation. And third driving rollers 8 are rotatably arranged on the fixing plates 10 at two sides of the lower pressing plate 9 and are used for assisting the forward conveying of the base cloth.

In this embodiment, both ends of the upper surface of the supporting seat 27 are provided with glue storage grooves 23, the bottom of the glue storage grooves 23 is communicated with a discharge pipe 24, and the discharge pipe 24 downwardly penetrates through the supporting seat 27 and is communicated with the corresponding glue nozzle 25. During the use, can be earlier with connecting glue for the veneer connection base cloth temporarily store in storing up gluey groove 23, when treating that needs spout gluey to the base cloth, only need open gluey shower nozzle 25, make 1 glue of linking in the gluey groove 23 of storage glue in through discharging pipe 24 unloading to gluey shower nozzle 25, through gluing shower nozzle 25 to place the base cloth on the holding down plate spout gluey operation can, and for convenient control, can set up the solenoid valve (not drawn in the picture) on gluing shower nozzle 25, utilize the PLC controller to control, can further simplify the operation, practice thrift manpower and time, the efficiency is improved. The cross-sectional shape of the through hole 26 on the supporting seat 27 is matched with that of the upper pressing plate 21, in order to ensure the quality of the hot-press gluing connection of the base cloth, the shapes of the upper pressing plate 21 and the through hole 26 can be both set to be square, and the width of the upper pressing plate 21 is smaller than that of the through hole 26, so that the upper pressing plate 21 is ensured to be pressed down smoothly.

In this embodiment, the fixed plate 10 is kept away from one of the end of unwinding mechanism and is served vertically and fixedly and be equipped with second cylinder 12, and the piston rod of second cylinder 12 is down and fixedly connected with goes up briquetting 13, is equipped with briquetting 14 down on the base 6 that goes up briquetting 13 below and corresponds for when switching connection base cloth book 4, through the cooperation of last briquetting 13 with briquetting 14 down, can further compress tightly fixedly earlier the remaining base cloth that stops to advance, guarantee going on smoothly that the hot-pressing veneer is connected, improve the joining quality of base cloth. The upper surfaces of the lower pressing block 14, the lower pressing plate 9 and the third transmission roller 8 are all located on the same horizontal plane, so that the base cloth is horizontally conveyed and jointed, the operation difficulty is reduced, and the base cloth conveying and jointing quality is guaranteed.

In this embodiment, the up-and-down movement of the movable frame 17 can be driven by the hydraulic lifting cylinder 20, specifically: two connecting plates 28 are symmetrically and fixedly arranged on the movable frame 17, the connecting plates 28 and the second transmission rollers 18 are distributed in a staggered mode, the lifting hydraulic cylinders 20 are vertically arranged on the base 1 corresponding to the lower portions of the connecting plates 28, and piston rods of the lifting hydraulic cylinders 20 face upwards and are fixedly connected with the lower surfaces of the corresponding connecting plates 28. When the device is used, the movable frame 17 can be driven to move up and down on the supporting columns 19 only by extending and contracting the piston rods of the lifting hydraulic cylinders 20, and caching of base cloth and feeding of the cached base cloth are achieved. The operation of the two hydraulic lifting cylinders 20 can be driven by a synchronous motor, so that the piston rods of the two hydraulic lifting cylinders extend and contract synchronously, and the movable frame 17 is ensured to move up and down smoothly.

The utility model discloses a theory of operation: the utility model discloses when using, place two sets of base cloth book 4 on the unwinding mechanism earlier to introduce the base cloth of one of them group of base cloth book 4 by the bottom of pinch roller 5, leading-in buffer memory mechanism after the third driving roller 8 on the coupling mechanism is carried, movable frame 17 on the buffer memory mechanism is in low station this moment. The base cloth entering the buffer mechanism is S-shaped and sequentially wound on the first driving roller 16 and the second driving roller 18 and is driven by the first driving roller 16 and the second driving roller 18 to advance, so that the base cloth is conveyed and fed, and the subsequent production of the patch is performed in a matching manner. When the base fabric roll 4 in use is completely uncoiled, that is, the base fabric on the group of base fabric rolls 4 completely leaves the uncoiling mechanism and the base fabric at the tail part does not pass through the lower pressing plate 9 on the connecting mechanism, the switching connection of the base fabric roll 4 needs to be performed, specifically: the two lifting hydraulic cylinders 20 synchronously run, the piston rods of the two lifting hydraulic cylinders extend to push the movable frame 17 to move upwards on the supporting column 19, the distance between the first driving roller 16 and the second driving roller 18 is reduced, the buffered base cloth in a tightened state is loosened and folded, the fed base cloth is continuously conveyed, and the rest base cloth which does not enter the buffering mechanism stops advancing. Then, the second cylinder 12 is operated, the piston rod thereof extends and pushes the upper pressing block 13 to press downwards, the rest base cloth is further pressed and fixed on the lower pressing block 14, the glue nozzle 25 is opened at the same time, the glue spraying operation is carried out on the base cloth at the tail part of the base cloth roll 4 placed on the lower pressing plate 9, after the glue spraying operation is finished, the base cloth of the other unused base cloth roll 4 is introduced from the bottom of the pressing roller 5 and placed on the tail part base cloth of the last base cloth roll 4 coated with glue, the first cylinder 11 is operated, the piston rod thereof extends and pushes the upper pressing plate 21 to press downwards, the resistance wire 22 in the upper pressing plate 21 is electrified to generate heat, the heated upper pressing plate 21 passes through the through hole 26 on the supporting seat 27 to continuously fall towards the lower pressing plate 9, the base cloth of the two base cloth rolls 4 is subjected to hot-pressing connection through the matching of the lower pressing plate 9 and the heated upper pressing plate 21, the switching connection of the base cloth rolls 4 can be finished, and then the switching connection, The first cylinder 11 and the second cylinder 12 both retract, so that the replaced base cloth roll 4 can be fed through the uncoiling mechanism, the connecting mechanism and the caching mechanism in sequence.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A base cloth feeding device for patch production comprises a base and is characterized in that an uncoiling mechanism, a connecting mechanism and a buffer mechanism are sequentially arranged on the base along the length direction of the base, the uncoiling mechanism comprises an uncoiling support frame, two uncoiling rotating shafts are arranged on the uncoiling support frame side by side and rotatably, the connecting mechanism comprises a base, a fixed plate is vertically arranged on the rear side portion of the base, a supporting seat is arranged at one end, close to the uncoiling mechanism, of the fixed plate, a through hole is vertically formed in the middle of the supporting seat, a first air cylinder is coaxially arranged above the through hole, the first air cylinder is fixedly connected onto the fixed plate, a piston rod of the first air cylinder faces downwards and is fixedly connected with an upper pressing plate, a heating device is arranged in the upper pressing plate, a lower pressing plate is coaxially and fixedly arranged on the base below the through hole, glue nozzles are arranged, buffer memory mechanism includes a fixed frame and a movable frame, fixed frame both ends all are through support column and base fixed connection, movable frame locates fixed frame below and its both ends difference sliding connection on two support columns, fixed frame is last just to rotate side by side and is equipped with a plurality of first driving rollers, movable frame is last just to rotate side by side and is equipped with a plurality of second driving rollers, first and second driving roller interval staggered distribution.

2. The base cloth feeding device for patch production according to claim 1, wherein a pressure roller is rotatably provided on the base on the side of the uncoiling support frame close to the connection mechanism.

3. The base cloth feeding device for patch production according to claim 1, wherein the base lower surface is fixedly connected to a base by a support leg.

4. The base cloth feeding device for patch production according to claim 1, wherein the upper pressing plate is hollow and provided with an inner cavity, and a plurality of groups of resistance wires are wound on the bottom of the inner cavity.

5. The base cloth feeding device for patch production according to claim 1, wherein a third driving roller is rotatably provided on the fixing plates on both sides of the lower pressing plate.

6. The base cloth feeding device for patch production according to claim 1, wherein the support base is provided with glue storage grooves at both ends of the upper surface, and a discharge pipe is communicated with the bottom of the glue storage groove and downwardly penetrates the support base and is communicated with the glue nozzle.

7. The base cloth feeding device for patch production according to claim 1, wherein a second cylinder is vertically and fixedly arranged on one end of the fixing plate away from the uncoiling mechanism, a piston rod of the second cylinder faces downwards and is fixedly connected with an upper pressing block, and a lower pressing block is arranged on a corresponding base below the upper pressing block.

8. The base cloth feeding device for patch production according to claim 7, wherein the upper surfaces of the lower press block, the lower press plate, and the third driving roller are all located on the same horizontal plane.

9. The base cloth feeding device for patch production according to claim 1, wherein two connecting plates are symmetrically and fixedly provided on the movable frame, the connecting plates and the second driving roller are distributed in a staggered manner, a lifting hydraulic cylinder is vertically provided on the corresponding base below the connecting plates, and a piston rod of the lifting hydraulic cylinder faces upward and is fixedly connected with the lower surface of the corresponding connecting plate.