Hard capsule filling mechanism suitable for paste

Abstract

The utility model relates to a hard capsule filling mechanism, in particular to a hard capsule filling mechanism suitable for pasty fluid, which comprises a hopper and a dosage control assembly, the hopper is provided with a material storage cavity, the material storage cavity is communicated with a feeding cavity, the dosage control assembly comprises a valve rod and a valve core, the valve rod is arranged in a fixed cavity in a front-back moving mode, and the valve core is arranged in the fixed cavity. The valve element rotates to be switched between a feeding state and a discharging state, a feeding port and a discharging port are formed in the valve element in the circumferential direction of the rotating axis, a movable cavity is communicated between the feeding port and the discharging port, when the valve element is in the feeding state, the feeding port is communicated with the feeding cavity, the discharging port is communicated with the fixed cavity, and when the valve element is in the discharging state, the movable cavity is communicated with the fixed cavity. The feeding port is communicated with the fixed cavity, the discharging port is communicated with the discharging cavity, the feeding cavity, the fixed cavity and the discharging cavity are arranged at intervals in the circumferential direction of the rotating axis of the valve element, the dosage cavity is divided into the movable cavity and the fixed cavity, the valve element rotates to drive the movable cavity to conduct feeding and discharging, the valve rod is movably matched in the fixed cavity, and the paste sucking and extruding device is suitable for sucking and extruding paste.

Description

TECHNICAL FIELD

[0001] The utility model relates to a hard capsule filling mechanism, especially to a hard capsule filling mechanism suitable for paste. BACKGROUND

[0002] The utility model discloses a capsule filling mechanism, and the hollow pipe inner valve core and valve rod form the dosage cavity, and the axial movement of valve rod carries out liquid inlet or liquid outlet to the medicine liquid dosage, and the rotation of valve core makes the dosage cavity communicate with liquid inlet hole or liquid outlet hole, but the dosage cavity is limited to the size of hollow pipe, and the stroke of valve rod is limited, and it is not suitable for the filling of paste. SUMMARY

[0003] In view of the technical problems in the background art, the utility model aims at providing a hard capsule filling mechanism suitable for paste, which decomposes the dosage cavity into movable cavity and fixed cavity, and the fixed cavity is used for the movement of valve rod, and the stroke is longer.

[0004] In order to solve the above technical problems, the utility model adopts the following technical scheme: the hard capsule filling mechanism suitable for paste, including hopper and dose control assembly, the hopper has storage cavity, the storage cavity is connected with feed cavity, wherein, the dose control assembly includes valve rod and valve core, the valve rod is set in the fixed cavity and moves forward and backward, the valve rod is matched with the valve core, the valve core has feed state and discharge state, the valve core rotates and switches between the feed state and the discharge state, the valve core is circumferentially provided with feed port and discharge port along the rotation axis, the feed port and the discharge port are connected with movable cavity, the feed port is connected with the feed cavity when the valve core is in the feed state, the discharge port is connected with the fixed cavity, the feed port is connected with the fixed cavity when the valve core is in the discharge state, the discharge port is connected with discharge cavity, the feed cavity, the fixed cavity and the discharge cavity are circumferentially spaced along the rotation axis of the valve core.

[0005] In this scheme, the dosage cavity is decomposed into movable cavity and fixed cavity, and the movable cavity is driven by the rotation of valve core to carry out feeding and discharging, and the valve rod moves in the fixed cavity, so the stroke is longer and suitable for the suction and extrusion of paste.

[0006] Preferably, the dose control assembly further includes valve body, the hopper is installed on the valve body, the valve core is rotatably arranged in the valve body, and the valve body is provided with the feed cavity, the discharge cavity and the fixed cavity.

[0007] In this scheme, the feed cavity, the discharge cavity, the fixed cavity and the valve core are all arranged in the valve body, and the feeding and discharging are completed in the valve body, so the sealing performance is good.

[0008] Preferably, the top of the hopper is provided with a cover plate, the cover plate is equipped with a stirring motor, the stirring motor is driven by a stirring component, and the stirring component extends into the storage cavity.

[0009] In this scheme, the stirring motor drives the stirring component to stir the material in the storage chamber, so that the material remains uniform and avoids coagulation.

[0010] Preferably, the hopper also has a main insulation cavity, which is arranged around the storage cavity, and the valve body also has a secondary insulation cavity, which is arranged around the fixed cavity, and the secondary insulation cavity is connected to the main insulation cavity.

[0011] In this scheme, hot water is poured into the main insulation cavity and the secondary insulation cavity to prevent the material in the storage cavity and the fixed cavity from condensing.

[0012] Preferably, it further includes a feeding component, which has a first feeding chamber and a second feeding chamber arranged sequentially from top to bottom. The cross-section of the first feeding chamber is larger than that of the second feeding chamber. A feeding port is provided on the side of the first feeding chamber, and the feeding port is connected to the discharge chamber. A feeding outlet is connected between the first feeding chamber and the second feeding chamber. An extrusion component for blocking the feeding outlet is raised and lowered in the first feeding chamber. The cross-section of the extrusion component is smaller than that of the first feeding chamber.

[0013] In this scheme, the extruder squeezes the material out of the feeder. The cross-section of the extruder is smaller than the cross-section of the first feed chamber to avoid forming a sealed space that would suck the material from the discharge chamber into the first feed chamber. The extruder blocks the feed port to prevent the material from flowing back.

[0014] Preferably, a transition cavity is connected between the first feeding cavity and the second feeding cavity. The transition cavity has the feeding port, and the extruder has a plug head. The cross-section of the transition cavity and the cross-section of the plug head gradually narrow from top to bottom. Both the transition cavity and the plug head are frustum-shaped.

[0015] In this design, the narrowing cross-section means that as long as the cross-section of the plugging head is larger than the cross-section of the transition cavity, the transition cavity can be sealed, ensuring the service life of the plugging head.

[0016] Preferably, the unloading component is mounted on a movable plate, the movable plate is connected to a lifting motor, the lifting motor is mounted on a mounting base, and the mounting base is horizontally movable.

[0017] In this design, the horizontal movement of the mounting base allows the material feeder to reach above the opening of the container to be filled, and the downward movement of the moving plate allows the material feeder to extend into the container through the opening.

[0018] The utility model discloses a beneficial effect for, the dose cavity is decomposed into movable cavity and fixed cavity, and the movable cavity is driven to feed and discharge by the valve core rotation, and the valve rod is movable cooperation in the fixed cavity, and the stroke is longer, is applicable to the suction and extrusion of paste, the hot water is filled in the main heat preservation cavity and vice heat preservation cavity, can avoid the material condensation in the storage cavity and fixed cavity, and the material backflow is avoided by the extruding piece plugging the discharge port. BRIEF DESCRIPTION OF DRAWINGS

[0019] The technical scheme in the embodiments of the utility model will be clearly and completely described with reference to the drawings in the embodiments of the utility model; Obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments, and all other embodiments obtained by the person skilled in the art without creative work based on the embodiments of the utility model belong to the protection scope of the utility model.

[0020] Figure 1 It is the structure schematic diagram of the utility model.

[0021] Figure 2 It is the sectional view of hopper in the utility model.

[0022] Figure 3 It is the sectional view of dose control subassembly in the utility model.

[0023] Figure 4 It is the three-dimensional structure schematic diagram of valve core in the utility model.

[0024] Figure 5 It is the structure schematic diagram of discharging piece in the utility model.

[0025] Figure 6 It is the sectional view of discharging piece in the utility model.

[0026] In the drawing: 1, hopper;2, dose control subassembly;3, storage cavity;4, feed cavity;5, valve rod;6, fixed cavity;7, valve core;8, feed port;9, discharge port;10, movable cavity;11, discharge cavity;12, valve body;13, cover plate;14, stirring motor;15, stirring piece;16, main heat preservation cavity;17, vice heat preservation cavity;18, discharging piece;19, first discharging cavity;20, second discharging cavity;21, feeding port;22, extruding piece;23, transition cavity;24, plugging head;25, moving plate;26, lifting motor;27, mounting seat. DETAILED DESCRIPTION

[0027] The technical scheme in the embodiments of the utility model will be clearly and completely described with reference to the drawings in the embodiments of the utility model; Obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments, and all other embodiments obtained by the person skilled in the art without creative work based on the embodiments of the utility model belong to the protection scope of the utility model.

[0028] In the description of the present application, it should be understood that the terms "upper", "lower", and the like indicate the orientation or state relationship shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0029] In the description of the present application, the terms "feed", "second", and the like are only for description purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated.

[0030] Referring to the accompanying Figures 1-4 , the embodiment of the present application is suitable for a hard capsule filling mechanism for paste, which comprises a hopper 1 and a dose control assembly 2, the hopper 1 has a storage cavity 3, the storage cavity 3 is communicated with a feed cavity 4, the top of the hopper 1 is provided with a cover plate 13, the cover plate 13 is installed with a stirring motor 14, the stirring motor 14 is drivingly connected with a stirring part 15, the stirring part 15 extends into the storage cavity 3.

[0031] Wherein, the dose control assembly 2 includes a valve stem 5, a valve core 7 and a valve body 12, the valve stem 5 is movably arranged in a fixed cavity 6, the valve stem 5 cooperates with the valve core 7, the valve core 7 has a feeding state and a discharging state, the valve core 7 rotates to switch between the feeding state and the discharging state, the valve core 7 is circumferentially provided with a feeding port 8 and a discharging port 9 along the rotation axis, the feeding port 8 and the discharging port 9 are communicated with a movable cavity 10, when the valve core 7 is in the feeding state, the feeding port 8 is communicated with the feed cavity 4, and the discharging port 9 is communicated with the fixed cavity 6, when the valve core 7 is in the discharging state, the feeding port 8 is communicated with the fixed cavity 6, and the discharging port 9 is communicated with a discharging cavity 11, the feed cavity 4, the fixed cavity 6 and the discharging cavity 11 are circumferentially spaced along the rotation axis of the valve core 7, the hopper 1 is installed on the valve body 12, the valve core 7 is rotatably arranged in the valve body 12, and the valve body 12 is provided with the feed cavity 4, the discharging cavity 11 and the fixed cavity 6.

[0032] In the embodiment, the feeding cavity 4, the feeding port 8, the movable cavity 10, the discharging port 9, the fixed cavity 6, the valve rod 5 and the discharging cavity 11 are arranged in one-to-one correspondence and along the axial direction of the rotating axis of the valve core 7, the valve body 12 is provided with a power source for driving the valve rod 5 to move back and forth in the fixed cavity 6, the plurality of valve rods 5 are installed on the same push plate and are provided with guide columns for guiding the back and forth movement, and are suitable for multi-station synchronous filling. When the valve core 7 is in the feeding state, the feeding port 8 is communicated with the feeding cavity 4, the discharging port 9 is communicated with the fixed cavity 6, the valve rod 5 moves backward to suck the material from the feeding cavity 4 into the movable cavity 10, then the valve core 7 rotates, the valve core 7 switches to the discharging state, the feeding port 8 is communicated with the fixed cavity 6, the discharging port 9 is communicated with the discharging cavity 11, and the valve rod 5 moves forward to press the material from the movable cavity 10 into the discharging cavity 11. The stirring motor 14 drives the stirring part 15 to stir the material in the storage cavity 3, so that the material is kept uniform and condensation is avoided. The valve body 12 is provided with a waste box below.

[0033] Referring to the accompanying drawings Figures 1-3 The hopper 1 further has a main heat preservation cavity 16 arranged around the storage cavity 3, and the valve body 12 is further provided with a secondary heat preservation cavity 17 arranged around the fixed cavity 6, and the secondary heat preservation cavity 17 is communicated with the main heat preservation cavity 16.

[0034] In the embodiment, hot water is poured into the main heat preservation cavity 16 and the secondary heat preservation cavity 17, so that the material in the storage cavity 3 and the fixed cavity 6 can be heat preserved to avoid condensation. On this basis, a heat preservation cavity is further formed in the moving plate 25 to heat preserve the material in the discharging part 18.

[0035] Referring to the accompanying drawings Figures 5-6 The discharging part 18 is further provided with a first discharging cavity 19 and a second discharging cavity 20 arranged in sequence from top to bottom, the cross section of the first discharging cavity 19 is larger than that of the second discharging cavity 20, the first discharging cavity 19 is provided with a feeding port 21 on the side surface, the feeding port 21 is communicated with the discharging cavity 11, a transition cavity 23 is connected between the first discharging cavity 19 and the second discharging cavity 20, the transition cavity 23 has a discharging port, a squeezing part 22 for plugging the discharging port is arranged in the first discharging cavity 19 in a lifting manner, the cross section of the squeezing part 22 is smaller than that of the first discharging cavity 19, the squeezing part 22 has a plugging head 24, the cross sections of the transition cavity 23 and the plugging head 24 are gradually narrowed from top to bottom, the transition cavity 23 and the plugging head 24 are both in the shape of a circular truncated cone, the discharging part 18 is arranged on a moving plate 25, the moving plate 25 is in transmission connection with a lifting motor 26, the lifting motor 26 is installed on a mounting seat 27, and the mounting seat 27 is arranged in a horizontal moving manner.

[0036] In this embodiment, specifically, the blanking element 18 is arranged and installed on the moving plate 25, suitable for multi-station synchronous filling, the mounting seat 27 is provided with guide columns to guide the lifting of the moving plate 25, the mounting seat 27 moves horizontally, the moving plate 25 moves downward, so that the blanking element 18 reaches above the opening of the to-be-filled container and extends into the container, the material is pressed to fall from the feeding port 21 through the first blanking cavity 19, the transition cavity 23 and the second blanking cavity 20 to complete the discharging, and at the same time, the power source drives the extruding element 22 to descend, so that the plugging head 24 plugs the blanking port, avoiding the backflow of the material.

[0037] The above is the preferred embodiment of the present application, and it should be pointed out that the protection scope of the present application is not limited to this. For those skilled in the art, some improvements, decorations or equivalent replacements can be made without departing from the technical range disclosed in the present application, and they are also regarded as the protection scope of the present application.

Claims

1. A hard capsule filling mechanism suitable for ointments, comprising a hopper (1) and a dosage control assembly (2), wherein the hopper (1) has a storage chamber (3) and the storage chamber (3) is connected to a feed chamber (4), characterized in that: The dose control component (2) includes The valve stem (5) is arranged in the fixed cavity (6) and moves back and forth. The valve stem (5) cooperates with the valve core (7). The valve core (7) has a feeding state and a discharging state. The valve core (7) rotates to switch between the feeding state and the discharging state. The valve core (7) has a feeding port (8) and a discharging port (9) circumferentially opened along the rotation axis. The feeding port (8) and the discharging port (9) are connected by a movable cavity (10). When the valve core (7) is in the feeding state, the feeding port (8) is connected to the feeding cavity (4) and the discharging port (9) is connected to the fixed cavity (6). When the valve core (7) is in the discharging state, the feeding port (8) is connected to the fixed cavity (6) and the discharging port (9) is connected to the discharging cavity (11). The feeding cavity (4), the fixed cavity (6) and the discharging cavity (11) are circumferentially spaced along the rotation axis of the valve core (7).

2. The hard capsule filling mechanism for ointments as described in claim 1, characterized in that: The dosage control assembly (2) also includes a valve body (12), the hopper (1) is installed on the valve body (12), the valve core (7) is rotatably disposed in the valve body (12), and the valve body (12) is provided with the feed chamber (4), the discharge chamber (11) and the fixed chamber (6).

3. The hard capsule filling mechanism for ointments as described in claim 1, characterized in that: The hopper (1) is provided with a cover plate (13) on top, and a stirring motor (14) is installed on the cover plate (13). The stirring motor (14) is connected to a stirring component (15) and the stirring component (15) extends into the storage chamber (3).

4. The hard capsule filling mechanism for ointments as described in claim 2, characterized in that: The hopper (1) also has a main insulation cavity (16), which is arranged around the storage cavity (3). The valve body (12) also has a secondary insulation cavity (17), which is arranged around the fixed cavity (6). The secondary insulation cavity (17) is connected to the main insulation cavity (16).

5. The hard capsule filling mechanism for ointments as described in claim 1, characterized in that: It also includes a feeding component (18), which has a first feeding chamber (19) and a second feeding chamber (20) arranged sequentially from top to bottom. The cross-section of the first feeding chamber (19) is larger than that of the second feeding chamber (20). The side of the first feeding chamber (19) is provided with a feeding port (21), which is connected to the discharge chamber (11). A feeding port is connected between the first feeding chamber (19) and the second feeding chamber (20). An extrusion component (22) for blocking the feeding port is raised and lowered in the first feeding chamber (19). The cross-section of the extrusion component (22) is smaller than that of the first feeding chamber (19).

6. The hard capsule filling mechanism for ointments as described in claim 5, characterized in that: A transition cavity (23) is connected between the first feeding cavity (19) and the second feeding cavity (20). The transition cavity (23) has the feeding port, and the extruder (22) has a plug head (24). The cross-section of the transition cavity (23) and the cross-section of the plug head (24) gradually narrow from top to bottom. The transition cavity (23) and the plug head (24) are both frustum-shaped.

7. A hard capsule filling mechanism for ointments as described in claim 5, characterized in that: The unloading component (18) is set on the moving plate (25), and the moving plate (25) is connected to the lifting motor (26) for transmission. The lifting motor (26) is mounted on the mounting base (27), and the mounting base (27) is set to move horizontally.

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