CN210935698U

CN210935698U - Coating device for patch production

Info

Publication number: CN210935698U
Application number: CN201921930304.2U
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: 2020-07-07
Anticipated expiration: 2029-11-11

Abstract

The utility model relates to a coating device is used in production of subsides agent, the on-line screen storage device comprises a base, base one end is equipped with first support frame along its length direction slip, it is equipped with the compressing roller to rotate on the first support frame, the base other end has a plurality of second support frames along its length direction interval fixed distribution, it is equipped with the driving roller all to rotate on the second support frame, the driving roller top is equipped with the blanking fill, be equipped with electric putter on the one side lateral wall that the blanking fill lower part is close to the compressing roller, electric putter's flexible end is towards blanking fill and fixedly connected with blanking board, the blanking board stretches into and slides and establishes in the blanking fill, blanking fill bottom intercommunication has ejection of compact bellows, the top symmetry that is located a driving roller that the blanking fill kept away from one side of compressing roller is equipped with a smoothing roller, smoothing roller rotates and establishes on the. The utility model discloses can flare-out the base cloth and tighten, avoid the fold, the blanking volume is controllable to can effectively trowel the coating, the production quality of subsides agent is guaranteed to the coating demand of adaptable different thickness.

Description

Coating device for patch production

Technical Field

The utility model belongs to the technical field of paste the production of agent, concretely relates to coating device 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. However, the problems of uneven coating, poor coating quality and the like commonly exist in the existing patch coating device during use, on one hand, the coating cannot be uniformly coated on the surface of the base cloth because the base cloth cannot be in a tight state in the process of being conveyed along with the coating device and wrinkles are easy to appear; on the other hand, the blanking amount of the patch coating can not be effectively controlled, so that the blanking is uneven, the coating thickness is different, an effective leveling measure is lacked, the qualified rate of finished products of the patches is greatly reduced, and a large amount of waste of raw materials is caused. In addition, the coating thickness required by patches with different specifications is different, and the height of a coating discharge port of the coating device is fixed, so that the coating device cannot be matched with the production of patches with different specifications, and the application range is small.

Application number is 201721287063.5 discloses a coating machine of medicine patch production usefulness in the patent, the on-line screen storage device comprises a base, the base top is provided with the work box, the work box top is provided with the conveyer belt, the work box top is provided with transmission, transmission one side is provided with feed hopper, feed hopper one side is provided with the support, the support top is provided with pastes the paper roll, the support bottom is provided with the squeeze roll, transmission one side runs through there is the sliding plate, the sliding plate sets up inside feed hopper. The coating machine effectively controls the blanking amount of the feeding funnel by using the transmission device and the sliding plate, so that the blanking is more uniform, the waste of raw materials is avoided, and the qualification rate of finished products is improved. However, the transmission device of the device is complex and inconvenient to use, the effect of limiting the blanking amount only through the sliding plate is poor, the base cloth is driven to advance through the conveying belt, the problem of the wrinkles of the base cloth cannot be solved, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a coating device is used in production of pasting agent utilizes the compressing roller to flare-out the base cloth and tighten, avoids the fold, and the putty board that utilizes the slip to set up makes the blanking volume controllable, utilizes the smoothing roller can be effectively smoothed the coating to the coating demand of the adaptable different thickness of cooperation ejection of compact bellows, guarantees the production quality of pasting agent, in order to solve the uneven coating of the coating device of present pasting agent, lack the smoothing mechanism, application scope is little scheduling problem.

In order to achieve the above object, the utility model adopts the following technical scheme: a coating device for patch production comprises a base, wherein one end of the base is provided with a first support frame in a sliding manner along the length direction of the base, a pressing roller is rotatably arranged on the first support frame, a plurality of second support frames are fixedly distributed at intervals along the length direction of the base at the other end of the base, transmission rollers are rotatably arranged on the second support frames, the transmission rollers and the pressing roller are parallel to each other and have opposite rotating directions, a blanking hopper is fixedly arranged on one side, close to the pressing roller, above the transmission rollers, an electric push rod is horizontally and fixedly arranged on the side wall, close to the pressing roller, of the lower portion of the blanking hopper, the telescopic end of the electric push rod faces the blanking hopper and is fixedly connected with a blocking plate, the blocking plate extends into the blanking hopper and is slidably arranged in the blanking hopper, the bottom of the blanking hopper is communicated with a telescopic discharging corrugated pipe, and a wiping roller is symmetrically arranged above the transmission, the floating roller is rotatably arranged on the third support frame, the rotating direction of the floating roller is opposite to that of the transmission roller, and the third support frame can move up and down along the vertical direction.

Preferably, first support frame includes that the symmetry just rotates two backup pads of connection at the pinch roller both ends, be equipped with T shape slide rail along base length direction on the base that the backup pad corresponds, the backup pad bottom be equipped with the spout of slide rail looks adaptation, the backup pad passes through spout and slide rail sliding connection.

Preferably, a fixing bolt is arranged at a position corresponding to the slide rail on the side face of one side, away from the pressing roller, of the supporting plate, and the fixing bolt can be screwed towards the slide rail.

Preferably, the cross section of the third support frame is inverted U-shaped, a fixing plate is horizontally arranged above the third support frame, the fixing plate is fixedly connected with the outer side wall of the blanking hopper, a hydraulic cylinder is vertically and fixedly arranged on the fixing plate, and a piston rod of the hydraulic cylinder penetrates downwards through the fixing plate and is fixedly connected with the top of the third support frame.

Preferably, the top of the blanking hopper is sealed, and a feeding pipe is communicated with the side wall of one side of the top of the blanking hopper.

Preferably, a scraper is arranged on the inner side wall of one side, close to the electric push rod, of the blanking hopper, and the scraper is arranged above the material blocking plate and is abutted against the material blocking plate.

Preferably, a heating plate is fixedly arranged on one side, far away from the pressing roller and the blanking hopper, above the transmission roller, and a plurality of groups of resistance wires are fixedly wound on the lower surface of the heating plate.

The utility model has the advantages that: the utility model relates to a rationally, simple structure: the pressing roller is arranged at the feeding end of the transmission roller group, so that when the base cloth is conveyed, the base cloth is introduced from the bottom of the pressing roller and upwards penetrates through a gap between the pressing roller and an adjacent transmission roller, and finally, the horizontal conveying is carried out through the transmission roller group, and pressure can be applied to the base cloth at the feeding end in such a way, so that the base cloth is straightened and tightened, the phenomenon that the base cloth is wrinkled in the conveying advancing process is avoided, the coating of the patch can be uniformly coated on the base cloth, the production quality of the patch is ensured, the pressing roller is driven to slide on the base through the first support frame, the base cloth is more conveniently fed, the base cloth with different thicknesses can be straightened and tightened in a matching mode, and the application range is wide; utilize electric putter to drive the removal of putty board in the blanking fill to change the space between putty board and the blanking fill, but the blanking volume of the coating of effective control paster, moreover, the steam generator is simple in structure, the simple operation, make the even blanking of coating, the even ejection of compact bellows of cooperation, thereby make the even coating of paster coating can evenly coat on the base cloth, the raw materials of not wasting, the further floating effect of the roller of leveling of cooperation simultaneously, can improve the coating degree of consistency of coating greatly, the reinforcing coating effect, guarantee that coating thickness is unanimous, improve the finished product qualification rate of paster. In addition, adjust the height of discharge gate through telescopic ejection of compact bellows, drive third support frame and floating roller through the pneumatic cylinder and reciprocate, and then adjust the height of floating roller to the demand of the coating of pasting of different thickness on can satisfying the base cloth of different thickness pastes the coating, realizes the production that many specifications pasted the agent, improve equipment's application scope, strengthen the practicality of device.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of a connection structure between the first support frame and the base of the present invention;

fig. 3 is a schematic structural view of the troweling roller and the third support frame of the present invention.

Reference numbers in the figures: the automatic material blocking device comprises a base, a second support frame, a driving roller, a sliding rail, a first support frame, a pressing roller, a base cloth, an electric push rod, a blocking plate, a scraper, a discharging corrugated pipe, a feeding pipe, a blanking hopper, a hydraulic cylinder, a third support frame, a floating roller, a heating plate, a resistance wire, a fixing bolt, a support plate and an arrow, wherein the base is 1, the second support frame is 2, the driving roller is 3, the sliding rail is 4, the first support frame is 5, the pressing roller is 6, the base cloth is 7, the electric push rod is 8, the blocking plate is 9, the scraper is 10, the discharging.

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 3, a coating device for patch production, including base 1, base 1 one end is followed its length direction and is slided and is equipped with first support frame 5, rotates on first support frame 5 and is equipped with compressing roller 6, and base 1 other end has a plurality of second support frames 2 along its length direction interval fixed distribution, all rotates on second support frame 2 and is equipped with driving roller 3, and driving roller 3 is parallel to each other and rotates opposite direction with compressing roller 6. Through setting up pinch roller 6 at the feed end of drive roller set, can be when conveying base cloth 7, introduce base cloth 7 by pinch roller 6 bottom, and make it upwards run through the clearance between pinch roller 6 and the adjacent drive roller 3, carry out horizontal transport through the drive roller set at last, can exert pressure at feed end to base cloth 7 with such a mode, thereby flare-out tighten base cloth 7, avoid base cloth 7 fold phenomenon to appear at the in-process that carries forward, make the coating of pasting agent evenly coat on base cloth 7, guarantee the production quality of pasting agent, and drive the slip of pinch roller 6 on base 1 through first support frame 5, make things convenient for the material loading of base cloth 7 more, can cooperate the flare-out of realizing base cloth 7 to different thickness to tighten, application scope is wide. A blanking hopper 13 is fixedly arranged on one side of the upper part of the driving roller 3 close to the compression roller 6 and is used for blanking the patch coating in a matching way. The electric push rod 8 is horizontally and fixedly arranged on the side wall of one side, close to the compression roller 6, of the lower portion of the blanking hopper 13, the telescopic end of the electric push rod 8 faces the blanking hopper 13 and is fixedly connected with a blocking plate 9, and the blocking plate 9 extends into the blanking hopper 13 and is arranged in the blanking hopper in a sliding mode. The bottom of the blanking hopper 13 is communicated with a telescopic discharging corrugated pipe 11, a leveling roller 16 is symmetrically arranged above a driving roller 3 which is positioned on one side of the blanking hopper 13 far away from the pressing roller 6, the leveling roller 16 is rotatably arranged on a third support frame 15, the rotating direction of the leveling roller is opposite to that of the driving roller 3, and the third support frame 16 can move up and down along the vertical direction. Utilize electric putter 8 to drive the removal of putty board 9 in blanking fill 13 to change the space between putty board 9 and the blanking fill 13, but the blanking volume of the coating of effective control paster, moreover, the steam generator is simple in structure, the simple operation, make the even blanking of coating, the even ejection of compact of cooperation ejection of compact bellows 11, thereby make the even coating of paster coating can evenly coat on base cloth 7, the raw materials of not wasting, the further floating effect of the roller 16 of troweling of cooperation simultaneously, can improve the coating uniformity degree greatly, the reinforcing coating effect, guarantee that the coating thickness is unanimous, improve the finished product qualification rate of paster. In addition, adjust the height of discharge gate through telescopic ejection of compact bellows 11, drive the smoothing roller 16 through third support frame 15 and reciprocate and adjust the height of smoothing roller 16 to can satisfy the demand of coating the subsides of different thickness agent coating on the base cloth 7 of different thickness, realize the production of many specifications agent of pasting, improve equipment's application scope, strengthen the practicality of device

In this embodiment, first support frame 5 includes that the symmetry just rotates two backup pads 19 of connection at compressing roller 6 both ends, is equipped with T shape slide rail 4 along base 1 length direction on the base 1 that backup pad 19 corresponds, and the bottom of backup pad 19 is equipped with the spout with 4 looks adaptations of slide rail for 19 accessible spouts of backup pad and 4 sliding connection of slide rail realize compressing roller 6's removal. The position department that corresponds with slide rail 4 on the one side of backup pad 19 keeping away from pressure roller 6 is equipped with fixing bolt 20, and fixing bolt 20 can be screwed towards the direction of slide rail 4 for after pressure roller 6 removes to target in place, fix first support frame 5, avoid in the use pressure roller 6 to appear the displacement and lose the effect of flare-outing and tightening to base cloth 7.

In this embodiment, the cross-section of the third support frame 15 is inverted u-shaped, a fixing plate is horizontally disposed above the third support frame 15, the fixing plate is fixedly connected to the outer sidewall of the blanking hopper 13, a hydraulic cylinder 14 is vertically and fixedly disposed on the fixing plate, and a piston rod of the hydraulic cylinder 14 downwardly penetrates through the fixing plate and is fixedly connected to the top of the third support frame 15. The piston rod of the hydraulic cylinder 14 is extended or contracted to drive the leveling roller 16 to move up and down so as to adjust the height of the leveling roller 16, and when the base cloth leveling device is used, the base cloth 7 passing through can be leveled through the combined action of the leveling roller 16 and the corresponding driving roller 3 below the leveling roller, so that the uniformity of the coating thickness of the patch coating is ensured.

In this embodiment, the top of the blanking hopper 13 is sealed, and the side wall of one side of the top of the blanking hopper 13 is communicated with the feeding pipe 12, so that in use, the feeding pipe 12 is only required to be communicated with a supply pipeline of the patch coating, the blanking hopper 13 is in a relatively sealed state, the patch coating in the blanking hopper 13 is prevented from being polluted by external dust and the like, and the quality of the patch coating is ensured. A scraper 10 is arranged on the inner side wall of one side of the blanking hopper 13 close to the electric push rod 8, the scraper 10 is arranged above the blocking plate 9 and is abutted against the blocking plate 9, when the blocking plate 9 exits from the blanking hopper 13, the patch coating on the blocking plate 9 can be scraped, the blocking plate 9 is ensured to exit smoothly, and raw materials are not wasted.

In this embodiment, the fixed hot plate 17 that is equipped with on one side of keeping away from pinch roller 6 and blanking fill 13 above driving roller 3, hot plate 17 lower fixed surface is around being equipped with multiunit resistance wire 18, and during the use, through generating heat with resistance wire 18 circular telegram, can preheat the stoving earlier to the base cloth 7 that coats, for follow-up stoving shaping process prepares, improves follow-up production efficiency.

The utility model discloses a use method: the utility model discloses when using, earlier according to the thickness of treating coated base cloth 7 and the required thickness of pasting the piece coating, the discharge gate of having adjusted blanking fill 13 and floating roller 16's height and putty board 9 and blanking fill 13's clearance, the altitude mixture control of discharge gate is through tensile or compression ejection of compact bellows 11 can, and floating roller 16's height then needs operation pneumatic cylinder 14, make its piston rod extension or shrink, it reciprocates to drive floating roller 16, realize the regulation of floating roller 16 height, putty board 9 then needs operation electric putter 8 with blanking fill 13's clearance, extension or shrink through electric putter 8 drive putty board 9 and remove in blanking fill 13, change interval between them, thereby change the blanking volume of pasting the piece coating. And then, loosening the fixing bolts 20 on the supporting plate 19 and moving the supporting plate 19, firstly, keeping the pressing roller 6 away from the driving roller 3, then, introducing the base cloth 7 from the bottom of the pressing roller 6, enabling the base cloth to upwards penetrate through the gap between the pressing roller 6 and the adjacent driving roller 3, finally, horizontally placing the base cloth on the driving roller group, then, moving the supporting plate 19 again towards the driving roller group, reducing the distance between the pressing roller 6 and the driving roller 3 until the pressing roller 6 and the adjacent driving roller 3 can straighten and tighten the base cloth 7, screwing the fixing bolts 20, enabling one end of a screw rod of the fixing bolt 20 to be tightly pressed on the sliding rail 4, and fixing the first supporting frame 5. Then, the feeding pipe 12 on the blanking hopper 13 is communicated with a supply pipeline of the patch coating, the patch coating is introduced into the blanking hopper 13, the patch coating entering the blanking hopper 13 firstly drops through a gap between the blocking plate 9 and the blanking hopper 13, and then the patch coating is discharged through the discharging corrugated pipe 11. When the unloading, each roller of operation, drive roller set drives base cloth 7 and carries and advance, the unloading of cooperation ejection of compact bellows 11 carries out the coating of pasting thing coating, pinch roller 6 is at base cloth 7 and advances the in-process base cloth 7 and straightens the tension, avoid base cloth 7 fold, and under the combined action of the driving roller 3 that corresponds rather than the below through smoothing roller 16, can carry out the smoothing effect to coated base cloth 7 once more, guarantee that the thickness of pasting thing coating is even unanimous, improve the finished product quality of pasting thing. The base cloth 7 leveled by the leveling roller 16 continues to move forward, when passing through the heating plate 17, the resistance wire 18 on the heating plate 17 is electrified to generate heat, the coated base cloth 7 can be preheated and dried firstly, preparation is made for the subsequent drying and forming process, and the subsequent production efficiency is improved.

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 coating device for patch production comprises a base and is characterized in that one end of the base is provided with a first support frame in a sliding manner along the length direction of the base, a pressing roller is rotatably arranged on the first support frame, a plurality of second support frames are fixedly distributed at intervals along the length direction of the other end of the base, transmission rollers are rotatably arranged on the second support frames, the transmission rollers and the pressing roller are parallel to each other and have opposite rotating directions, a blanking hopper is fixedly arranged on one side, close to the pressing roller, above the transmission rollers, an electric push rod is horizontally and fixedly arranged on the side wall, close to the pressing roller, of the lower portion of the blanking hopper, the telescopic end of the electric push rod faces the blanking hopper and is fixedly connected with a blocking plate, the blocking plate extends into the blanking hopper and is slidably arranged in the blanking hopper, the bottom of the blanking hopper is communicated with a telescopic discharging corrugated pipe, a flat roller is symmetrically arranged above the transmission roller, positioned on one, the floating roller is rotatably arranged on the third support frame, the rotating direction of the floating roller is opposite to that of the transmission roller, and the third support frame can move up and down along the vertical direction.

2. The coating device for patch production according to claim 1, wherein the first support frame comprises two support plates which are symmetrical and rotatably connected to two ends of the pressure roller, a T-shaped slide rail is arranged on the base corresponding to the support plates along the length direction of the base, a slide groove matched with the slide rail is arranged at the bottom of the support plates, and the support plates are slidably connected with the slide rail through the slide groove.

3. The coating device for patch production according to claim 2, wherein a fixing bolt is provided at a position corresponding to the slide rail on a side surface of the support plate away from the pressure roller, and the fixing bolt can be tightened toward the slide rail.

4. The coating device for patch production according to claim 1, wherein the cross-section of the third support is inverted u-shaped, a fixing plate is horizontally arranged above the third support, the fixing plate is fixedly connected with the outer side wall of the blanking hopper, a hydraulic cylinder is vertically fixed on the fixing plate, and a piston rod of the hydraulic cylinder penetrates downwards through the fixing plate and is fixedly connected with the top of the third support.

5. The coating device for producing the patch according to claim 1, wherein the top of the blanking hopper is sealed, and a feeding pipe is communicated with the side wall of one side of the top of the blanking hopper.

6. The coating device for producing patch according to claim 1, wherein a scraper is provided on an inner side wall of the blanking hopper on a side close to the electric push rod, and the scraper is provided above the blocking plate and abuts against the blocking plate.

7. The coating device for patch production according to claim 1, wherein a heating plate is fixedly arranged on one side of the upper part of the driving roller far away from the pressing roller and the blanking hopper, and a plurality of groups of resistance wires are fixedly wound on the lower surface of the heating plate.