Soft capsule drying and shaping device

Abstract

The utility model relates to a soft capsule drying and shaping device, which belongs to the technical field of drying equipment and comprises a drying box, a rotating cage and a feed hopper, the rotating cage comprises a plurality of coaxial rotating cage single cylinders, each rotating cage single cylinder is connected with an independent driving mechanism, a connecting sleeve fixed on the drying box is rotatably connected between the adjacent rotating cage single cylinders, and the feed hopper is connected with the drying box. Hot air spraying pipes are arranged on the upper portion and the lower portion of each rotating cage single cylinder, hot air spraying holes are formed in the side walls of the sides, facing the rotating cage single cylinders, of the hot air spraying pipes, the hot air spraying pipes are connected with hot air conveying pipes, a maintenance opening is formed in the outer wall of each rotating cage single cylinder, a sealing plate is arranged on the outer side of the maintenance opening, and ventilation holes are evenly formed in the sealing plate. Different rotating speed and rotating direction driving can be carried out on different rotating cage single cylinders according to needs, the drying efficiency is improved, hot air can be distributed more evenly, the drying effect is better, the hot air spray pipes on the tops of the rotating cage single cylinders can blow down soft capsules adhering to walls, and cleaning is convenient.

Description

Technical Field

[0001] The utility model relates to a soft capsule drying and shaping device, belonging to the technical field of drying equipment. Background Art

[0002] Soft capsules are a kind of packaging method for capsules. This method can cover up the bad smell of drugs, improve drug stability, have high bioavailability, good content uniformity, and very low content deviation. Therefore, it has been widely used in the fields of medicine and health food. The production of soft capsules includes weighing, batching, gelling, pill pressing, drying and shaping, pill selection, inner packaging, outer packaging and other processes. In the drying and shaping process, it is completed by a drying cage. The current drying cage includes a drying box, which is connected to a hot air inlet. A rotating cage is installed in the drying box. A guide plate for diverting materials from the feed end to the discharge end is provided in the rotating cage. The rotating cage is connected to a drive motor, and the feeding end of the rotating cage is connected to a feed hopper. However, the current rotating cage is generally an integral structure, and the rotating cage cannot be driven in stages, resulting in low drying efficiency of the rotating cage, and uneven distribution of hot air, which is not conducive to capsule drying, and the soft capsule cannot be cleaned after sticking to the wall. Utility Model Content

[0003] The utility model provides a soft capsule drying and shaping device, which solves the problems that the current rotating cage is generally an integral structure and cannot be driven in stages, resulting in low drying efficiency of the rotating cage, uneven hot air distribution, which is not conducive to capsule drying, and the soft capsule cannot be cleaned after being adhered to the wall.

[0004] The utility model relates to a soft capsule drying and shaping device, comprising a drying box, wherein a rotating cage is arranged in the drying box, a feeding hopper is connected to the right end of the drying box, the rotating cage comprises a plurality of coaxial rotating cage single cylinders, a supporting mechanism is arranged at the lower part of both ends of each rotating cage single cylinder, each rotating cage single cylinder is connected to a separate driving mechanism, adjacent rotating cage single cylinders are rotatably connected with a connecting sleeve fixed on the drying box, hot air nozzles are arranged at the top and bottom of each rotating cage single cylinder, a hot air nozzle hole is arranged on the side wall of the hot air nozzle facing the rotating cage single cylinder, the hot air nozzle is connected to a hot air conveying pipe, a maintenance port is arranged on the outer wall of each rotating cage single cylinder, a sealing plate is arranged on the outer side of the maintenance port, ventilation holes are evenly arranged on the sealing plate, a connecting rod is fixed on the outer side of the sealing plate, a sliding sleeve is fixed on the outer end of the connecting rod, a guide rod is arranged in the sliding sleeve, the guide rod is fixedly installed on the rotating cage single cylinder, a locking bolt is arranged on the sliding sleeve, a maintenance opening is arranged at the outer wall of the drying box corresponding to each sealing plate, and a maintenance plate for closing the maintenance opening is arranged at the maintenance opening.

[0005] As a preferred embodiment, both ends of the connecting sleeve are provided with supporting grooves for rotatably supporting the rotating cage single cylinder, and a suspension rod is fixed to the top of the connecting sleeve, and the other end of the suspension rod is fixed to the drying box to facilitate the connection of adjacent rotating cage single cylinders.

[0006] As a preferred embodiment, an air supply cavity is provided in the connecting sleeve, and a plurality of air outlet holes connected to the air supply cavity are provided on the inner side wall of the bottom of the connecting sleeve along its axial direction, and the top of the air outlet hole is inclined with the left side higher and the right side lower. An air guide pipe connected to the air supply cavity is fixed on the top of the connecting sleeve, and the air guide pipe is connected to the hot air delivery pipe. The hot air can be guided to the air outlet hole through the air guide pipe for spraying, giving the capsule a blowing force inclined to the left, thereby preventing material accumulation at the connecting sleeve.

[0007] As a preferred embodiment, a discharge pipe is provided at the lower end of the feed hopper, an end plate is fixed to the right end of the rightmost rotating cage, a feed hole is provided in the middle of the end plate, and the discharge pipe passes through the drying box and extends into the feed hole to facilitate feeding.

[0008] As a preferred embodiment, the supporting mechanism includes rollers arranged on the front and rear sides of the lower ends of the rotating cage single cylinder, support ring plates are fixed on the outer sides of the two ends of the rotating cage single cylinder, and the outer ends of the rollers are provided with limiting flanges on the outer walls of the limiting support ring plates. The rollers are rotatably installed with a bracket, and a partition is fixed at the bottom of the bracket. The partition is fixed on the lower inner wall of the drying box to facilitate supporting the rotating cage single cylinder, and the limiting flange can prevent the rotating cage single cylinder from moving axially.

[0009] As a preferred embodiment, the driving mechanism includes a gear ring fixed on the outer wall of the rotating cage, a gear is meshed at the bottom of the gear ring, the gear is fixedly connected to a rotating shaft, a mounting frame is rotatably mounted on the rotating shaft, the mounting frame is fixed on the partition, the other end of the rotating shaft is fixedly connected to a driven sprocket, the driven sprocket is connected to a driving sprocket through a chain, the driving sprocket is fixedly connected to a driving motor, and the driving motor is fixed to the inner bottom wall of the drying box.

[0010] As a preferred embodiment, multiple guide rods are provided, and the multiple guide rods are arranged in a circular array along the central axis of the rotating cage single cylinder. One end of the guide rod is fixed to the inner wall of the gear ring, and the other end of the guide rod is fixed to the inner wall of the support ring plate. The guide rod can connect the gear ring and the support ring plate at both ends, and the structure is more stable.

[0011] As a preferred embodiment, a discharge hopper is fixed at the left end of the drying box, a discharge port is provided at the bottom of the discharge hopper, the leftmost rotating cage single cylinder passes through the drying box and extends into the discharge hopper, the upper end of the maintenance plate is hinged on the maintenance opening, and a transparent observation window is provided on the maintenance plate to facilitate observation of the situation inside the drying box.

[0012] The utility model has the following beneficial effects:

[0013] The rotating cage includes a plurality of coaxial rotating cage cylinders, each of which is connected to a separate driving mechanism and can be driven at different speeds and directions as needed to improve drying efficiency. Hot air nozzles are provided on the top and bottom of each rotating cage cylinder, and hot air nozzle holes are provided on the side wall of the rotating cage cylinder facing the hot air nozzle, which can make the hot air distribution more uniform and achieve better drying effect. The hot air nozzle on the top of the rotating cage cylinder can blow off the soft capsules stuck to the wall for easy cleaning. A maintenance port and a sealing plate are provided on each rotating cage cylinder, and a corresponding maintenance opening and maintenance plate are provided on the drying box for easy cleaning and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the external main structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the internal main structure of the utility model;

[0016] Figure 3 for Figure 2 Partial structure diagram Figure 1 ;

[0017] Figure 4 for Figure 2 Partial structure diagram Figure 2 ;

[0018] Figure 5 for Figure 3 A schematic diagram of the enlarged structure at A in the middle;

[0019] Figure 6 It is a schematic diagram of the side structure of the maintenance port;

[0020] In the figure: 1. Drying box; 2. Maintenance plate; 3. Observation window; 4. Guide rod; 5. Sealing plate; 6. Connecting rod; 7. Feed hopper; 8. Rotating cage; 9. Sliding sleeve; 10. Discharge hopper; 11. Support ring plate; 12. Hot air nozzle; 13. Hot air delivery pipe; 14. Air guide pipe; 15. Gear ring; 16. Hanging rod; 17. Connecting sleeve; 18. End plate; 19. Roller; 20. Gear; 21. Driving motor; 22. Air delivery chamber; 23. Air outlet. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with embodiments.

[0022] Embodiment 1, as Figures 1 to 6As shown, the utility model is a soft capsule drying and shaping device, including a drying box 1, a rotating cage is arranged in the drying box 1, a feed hopper 7 is connected to the right end of the drying box 1, the rotating cage includes a plurality of coaxial rotating cage single cylinders 8, a supporting mechanism is arranged at the lower part of both ends of each rotating cage single cylinder 8, each rotating cage single cylinder 8 is connected to a separate driving mechanism, a guide plate for diverting the material from the feeding end to the discharging end is arranged in the rotating cage single cylinder 8, the guide plate is a prior art and is not described here, or the whole rotating cage is tilted to be higher on the right and lower on the left, adjacent rotating cage single cylinders 8 are rotatably connected with a connecting sleeve 17 fixed on the drying box 1, and each rotating cage single cylinder 8 is provided with hot air nozzles 12 at the top and bottom, and hot air nozzle holes are provided on the side wall of the hot air nozzle 12 facing the rotating cage single cylinder 8. The hot air nozzle 12 is connected to a hot air conveying pipe 13. A maintenance port is provided on the outer wall of each rotating cage single cylinder 8, and a sealing plate 5 is provided on the outer side of the maintenance port. Ventilation holes are evenly provided on the sealing plate 5. A connecting rod 6 is fixed to the outer side of the sealing plate 5, and a sliding sleeve 9 is fixed to the outer end of the connecting rod 6. A guide rod 4 is provided in the sliding sleeve 9, and the guide rod 4 is fixedly installed on the rotating cage single cylinder 8. A locking bolt is provided on the sliding sleeve 9. A maintenance opening is provided on the outer side wall of the drying box 1 corresponding to each sealing plate 5, and a maintenance plate 2 for closing it is provided at the maintenance opening.

[0023] During operation, the driving mechanism on each rotating cage single cylinder 8 drives each to rotate separately. The soft capsule material enters from the feed hopper 7, and then enters the rotating cage single cylinder 8 at the far right, rotates in the rotating cage single cylinder 8, and is dried by the hot air sprayed from the hot air nozzle 12. When the capsule sticks to the wall, the capsule will rotate to the top with the rotating cage single cylinder 8, and be blown by the hot air sprayed from the top hot air nozzle 12 to blow off the capsule stuck to the wall. As the soft capsule material is fed to the left, the drying and shaping are completed, and then the material is discharged from the rotating cage single cylinder 8 on the far left. When maintenance and cleaning are required, the driving mechanism stops working, then the maintenance plate 2 is opened, then the locking bolt is loosened, and the sliding sleeve 9 is moved to the left or right along the guide rod 4, and then the inside of the rotating cage single cylinder 8 can be cleaned or maintained.

[0024] Embodiment 2, based on embodiment 1, both ends of the connecting sleeve 17 are provided with supporting grooves for rotatably supporting the rotating cage single cylinder 8, a suspension rod 16 is fixed to the top of the connecting sleeve 17, and the other end of the suspension rod 16 is fixed to the drying box 1. The outer end of the hot air conveying pipe 13 is connected to a hot air blower, the outer end of the hot air conveying pipe 13 is provided with an air volume regulating valve, a temperature sensor is provided in the drying box 1, and exhaust holes are evenly provided on the rear side wall of the drying box 1.

[0025] An air delivery cavity 22 is provided in the connecting sleeve 17, and a plurality of air outlet holes 23 connected to the air delivery cavity 22 are provided on the inner side wall of the bottom of the connecting sleeve 17 along its axial direction, and the top of the air outlet hole 23 is inclined to be higher on the left and lower on the right, and an air guide pipe 14 connected to the air delivery cavity 22 is fixed on the top of the connecting sleeve 17, and the air guide pipe 14 is connected to the hot air delivery pipe 13. During operation, a part of the hot air enters the air delivery cavity 22 from the air guide pipe 14, and then is obliquely blown out from the air outlet hole 23, blowing the material to the left.

[0026] A discharge pipe is provided at the lower end of the feed hopper 7, an end plate 18 is fixed to the right end of the rightmost rotating cage single cylinder 8, a feed hole is provided in the middle of the end plate 18, and the discharge pipe passes through the drying box 1 and extends into the feed hole.

[0027] The supporting mechanism includes rollers 19 arranged on the front and rear sides of the lower parts of both ends of the rotating cage single cylinder 8. Support ring plates 11 are fixed to the outer sides of both ends of the rotating cage single cylinder 8. The outer ends of the rollers 19 are provided with limiting flanges on the outer walls of the limiting support ring plates 11. The rollers 19 are rotatably mounted with a bracket, and a partition is fixed at the bottom of the bracket. The partition is fixed on the lower inner wall of the drying box 1.

[0028] The driving mechanism includes a gear ring 15 fixed on the outer wall of the rotating cage single cylinder 8, a gear 20 is meshed at the bottom of the gear ring 15, the gear 20 is fixedly connected to a rotating shaft, a mounting frame is rotatably mounted on the rotating shaft, the mounting frame is fixed on the partition, the other end of the rotating shaft is fixedly connected to a driven sprocket, the driven sprocket is connected to a driving sprocket through a chain, the driving sprocket is fixedly connected to a driving motor 21, and the driving motor 21 is fixed to the inner bottom wall of the drying box 1. The driving motor 21 is a servo motor, and the driving motor 21 drives the rotating shaft to rotate through the driving sprocket, chain and driven sprocket, and then drives the rotating cage single cylinder 8 to roll on the roller 19 through the gear 20 and the gear ring 15.

[0029] There are multiple guide rods 4, which are arranged in a circular array along the central axis of the rotating cage single cylinder 8. One end of the guide rod 4 is fixed to the inner wall of the gear ring 15, and the other end of the guide rod 4 is fixed to the inner wall of the support ring plate 11.

[0030] A discharge hopper 10 is fixed to the left end of the drying box 1, and a discharge port is provided at the bottom of the discharge hopper 10. The leftmost rotating cage single cylinder 8 passes through the drying box 1 and extends into the discharge hopper 10. The upper end of the maintenance plate 2 is hinged on the maintenance opening, and a transparent observation window 3 is provided on the maintenance plate 2.

[0031] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

[0032] In the description of the present invention, the terms "inside", "outside", "longitudinal", "lateral", "upper", "lower", "top", "bottom" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and do not require that the present invention must be constructed and operated in a specific orientation. Therefore, they should not be understood as limitations on the present invention.

Claims

1. A soft capsule drying and shaping device, comprising a drying box (1), wherein a rotating cage is provided in the drying box (1), and a feed hopper (7) is connected to the right end of the drying box (1), characterized in that: The rotating cage comprises a plurality of coaxial rotating cage cylinders (8), each of which is provided with a supporting mechanism at the lower part of both ends, each of which is connected to a separate driving mechanism, and adjacent rotating cage cylinders (8) are rotatably connected to a connecting sleeve (17) fixed on the drying box (1), and each of which is provided with a hot air nozzle (12) at the top and bottom, and a hot air nozzle hole is provided on the side wall of the hot air nozzle (12) facing the rotating cage cylinder (8), and the hot air nozzle (12) is connected to a hot air conveying pipe (13), and each A maintenance opening is provided on the outer wall of the rotating cage single cylinder (8), a sealing plate (5) is provided on the outer side of the maintenance opening, ventilation holes are evenly provided on the sealing plate (5), a connecting rod (6) is fixed on the outer side of the sealing plate (5), a sliding sleeve (9) is fixed on the outer end of the connecting rod (6), a guide rod (4) is provided inside the sliding sleeve (9), the guide rod (4) is fixedly mounted on the rotating cage single cylinder (8), a locking bolt is provided on the sliding sleeve (9), and a maintenance opening is provided on the outer side wall of the drying box (1) corresponding to each sealing plate (5), and a maintenance plate (2) is provided at the maintenance opening to close the maintenance opening.

2. A soft capsule drying and shaping device according to claim 1, characterized in that: Both ends of the connecting sleeve (17) are provided with supporting grooves for rotatably supporting the rotating cage single cylinder (8). A suspension rod (16) is fixed to the top of the connecting sleeve (17), and the other end of the suspension rod (16) is fixed to the drying box (1).

3. A soft capsule drying and shaping device according to claim 2, characterized in that: An air delivery cavity (22) is provided in the connecting sleeve (17), and a plurality of air outlet holes (23) connected to the air delivery cavity (22) are provided on the inner side wall of the bottom of the connecting sleeve (17) along its axial direction, and the tops of the air outlet holes (23) are inclined so that they are higher on the left and lower on the right. An air guide pipe (14) connected to the air delivery cavity (22) is fixed on the top of the connecting sleeve (17), and the air guide pipe (14) is connected to the hot air delivery pipe (13).

4. A soft capsule drying and shaping device according to claim 1, characterized in that: A discharge pipe is provided at the lower end of the feed hopper (7), an end plate (18) is fixed to the right end of the rightmost rotating cage single cylinder (8), a feed hole is provided in the middle of the end plate (18), and the discharge pipe passes through the drying box (1) and extends into the feed hole.

5. A soft capsule drying and shaping device according to claim 1, characterized in that: The supporting mechanism comprises rollers (19) arranged at the front and rear sides of the lower parts of both ends of the rotating cage single cylinder (8), support ring plates (11) are fixed to the outer sides of both ends of the rotating cage single cylinder (8), and the outer ends of the rollers (19) are provided with limiting flanges of the outer side walls of the limiting support ring plates (11), and the rollers (19) are rotatably mounted with a bracket, and a partition is fixed at the bottom of the bracket, and the partition is fixedly arranged on the lower inner wall of the drying box (1).

6. A soft capsule drying and shaping device according to claim 5, characterized in that: The driving mechanism comprises a gear ring (15) fixed on the outer wall of the rotating cage single cylinder (8), a gear (20) meshing at the bottom of the gear ring (15), the gear (20) being fixedly connected to a rotating shaft, a mounting frame being rotatably mounted on the rotating shaft, the mounting frame being fixed on the partition, the other end of the rotating shaft being fixedly connected to a driven sprocket, the driven sprocket being connected to a driving sprocket via a chain, the driving sprocket being fixedly connected to a driving motor (21), and the driving motor (21) being fixed to the inner bottom wall of the drying box (1).

7. A soft capsule drying and shaping device according to claim 6, characterized in that: A plurality of guide rods (4) are provided, and the plurality of guide rods (4) are arranged in a circular array along the central axis of the rotating cage single cylinder (8), one end of the guide rod (4) is fixed to the inner wall of the gear ring (15), and the other end of the guide rod (4) is fixed to the inner wall of the support ring plate (11).

8. A soft capsule drying and shaping device according to claim 1, characterized in that: A discharge hopper (10) is fixed at the left end of the drying box (1), a discharge opening is provided at the bottom of the discharge hopper (10), a rotating cage single cylinder (8) at the leftmost end passes through the drying box (1) and extends into the discharge hopper (10), an upper end of a maintenance plate (2) is hinged on the maintenance opening, and a transparent observation window (3) is provided on the maintenance plate (2).

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