A gelatin hollow capsule slipperiness adding device

Abstract

The application discloses a kind of equipment of adding slip degree of gelatin hollow capsule, and technical solution main points are including frame body;Cylinder;And powder feeding mechanism, the powder feeding mechanism is used to add sodium dodecyl sulfate powder in cylinder;The powder feeding mechanism includes cartridge, the cartridge is used to store sodium dodecyl sulfate powder;Weighing module, the weighing module is used to weigh cartridge;Buffer tube, buffer tube is arranged below cartridge, the buffer tube is used to receive sodium dodecyl sulfate powder sent by cartridge and adds received sodium dodecyl sulfate powder in cylinder;And feeding assembly, the feeding assembly includes spiral spring, the spiral spring is arranged in buffer tube and rotates around vertical axis, the spiral spring is arranged around rotation axis spiral setting;By the setting of spiral spring, both the precision of powder addition are guaranteed, and powder is not easily extruded to affect the effect of adding slip degree of capsule.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of gelatin hollow capsule production, and more particularly to a gelatin hollow capsule slip adding device. BACKGROUND

[0002] The gelatin hollow capsule is composed of a cap and a body two-section capsule shell refined from medicinal gelatin and auxiliary materials, and is mainly used for containing solid medicines such as self-made powders, health products and medicines, thereby solving the problems of difficult entry and poor taste for the taker.

[0003] The gelatin hollow capsule slip adding device is used for adding sodium dodecyl sulfate to the outer surface of the gelatin hollow capsule before the gelatin hollow capsule is packaged as a finished product, so as to improve the surface slip of the gelatin hollow capsule, eliminate static electricity, improve the performance of the capsule shell and increase the smoothness of the capsule surface.

[0004] In the existing slip adding process, there are mainly two ways to add sodium dodecyl sulfate powder, one is a volume quantitative way and the other is a screw quantitative way. The volume quantitative way limits the volume of the added powder, thereby limiting the mass of the added powder, but the volume is easily affected by the density, and the powder is easily damp and wall-hung. After being used for a period of time, the actual amount of the volume quantitative powder will deviate. The screw quantitative way is affected by the screw pushing, which can extrude the powder, so that the powder is easily granulated, thereby easily affecting the effect of the powder adhering to the capsule. SUMMARY

[0005] In view of the deficiencies in the prior art, the purpose of the present application is to provide a gelatin hollow capsule slip adding device, which can ensure the accuracy of powder addition and is not easy to extrude the powder to affect the slip adding effect of the capsule through the setting of the helical spring.

[0006] To achieve the above-mentioned purpose, the present application provides the following technical scheme: a gelatin hollow capsule slip adding device, comprising a frame body;

[0007] a cylinder body arranged on the frame body and rotating around a horizontal axis;

[0008] and a powder feeding mechanism for adding sodium dodecyl sulfate powder into the cylinder body;

[0009] The powder feeding mechanism comprises a powder feeding mechanism for adding sodium dodecyl sulfate powder into the cylinder body;

[0010] a weighing module for weighing the powder feeding mechanism;

[0011] A buffer pipe is arranged below the material cylinder, and is used to receive the sodium dodecyl sulfate powder sent by the material cylinder and add the received sodium dodecyl sulfate powder into the barrel body;

[0012] A feeding assembly is arranged, which comprises a helical spring arranged in the buffer pipe and rotating around a vertical axis, and the helical spring is arranged in a helix around the rotating axis.

[0013] The material cylinder comprises a cylindrical part and a conical part, the cylindrical part is fixedly connected to the top of the conical part, the conical part is connected to the buffer pipe, and the inner diameter of the conical part gradually decreases from top to bottom.

[0014] The helical spring comprises a first part and a second part, the first part is arranged in the cylindrical part, and the second part is arranged in the conical part, and the second part is arranged as a conical spring to fit the conical part.

[0015] The feeding assembly further comprises a rotating shaft, which is fixedly connected to the helical spring, and the rotating shaft is coaxially arranged with the material cylinder.

[0016] A rotating shaft is rotatably connected to the top of the material cylinder, the rotating shaft vertically penetrates the rotating shaft, and the rotating shaft is threadedly connected to the rotating shaft to adjust the elastic force of the helical spring through the rotation of the rotating shaft.

[0017] The powder feeding mechanism further comprises an air inlet pipe, which is communicated with the buffer pipe.

[0018] An air outlet pipe is communicated with the buffer pipe, the air inlet pipe blows air into the buffer pipe to drive the sodium dodecyl sulfate powder in the buffer pipe to enter the barrel body through the air outlet pipe.

[0019] The discharging mechanism further comprises a rotating unit, which rotates around a vertical axis.

[0020] A feeding hopper is arranged on the rotating unit and is used to receive the capsules sent by the barrel body.

[0021] A distributing unit is communicated with the feeding hopper, and the discharging end of the distributing unit rotates around the vertical axis with the rotating unit to guide the capsules into different turnover trolleys.

[0022] The barrel body is provided with a power shaft and a feeding shaft on two sides respectively, the power shaft and the feeding shaft are coaxially arranged, and the power shaft and the feeding shaft are rotatably connected to the frame body.

[0023] The feeding shaft is provided with a feeding pipe extending into the barrel, and the feeding pipe is communicated with the powder feeding mechanism to add sodium dodecyl sulfate powder into the barrel.

[0024] The application further provides that the feeding mechanism comprises a hopper, and the bottom of the hopper is provided with a discharge port, and the hopper sends the capsules into the barrel through the discharge port.

[0025] A bottom plate is fixedly connected to the frame body.

[0026] A supporting spring is arranged between the hopper and the bottom plate.

[0027] A vibration motor is fixedly connected to the hopper.

[0028] The discharge port of the hopper penetrates through the bottom plate downward.

[0029] The application further provides that the inlet and outlet valve is slidingly connected to the outside of the barrel, the outside of the barrel is provided with an inlet and outlet port, and the inlet and outlet valve controls the opening and closing of the inlet and outlet port through sliding.

[0030] The frame body is provided with two switch cylinders, and the two switch cylinders are arranged on the two sides of the top of the barrel, respectively, and when the inlet and outlet valve is rotated to the top of the barrel, the two switch cylinders control the opening and closing of the inlet and outlet valve.

[0031] The application further provides that the inlet and outlet valve can be in a self-locking state when being opened and closed through the locking mode of the Morse taper.

[0032] The application further provides that the wire diameter of the helical spring is 4 mm, the pitch is 15 mm, and the output elastic force is 0N-5N.

[0033] In summary, compared with the prior art, the application has the following beneficial effects: through the arrangement of the helical spring, the accuracy of powder addition is ensured, and the powder is not easily extruded to affect the slip effect of the capsule. BRIEF DESCRIPTION OF DRAWINGS

[0034] Figure 1 It is a schematic view of the overall structure of the embodiment.

[0035] Figure 2 It is an enlarged schematic view of A of Figure 1

[0036] Figure 3 It is a schematic view of the feeding pipe of the embodiment.

[0037] Figure 4 It is a schematic view of the powder feeding mechanism of the embodiment.​

[0038] Figure 5 A cross-sectional view of a powder feeding mechanism according to an embodiment;

[0039] Figure 6 A schematic view of a feeding mechanism according to an embodiment.

[0040] In the figure: 1, frame; 2, barrel; 21, inlet and outlet valve; 22, power shaft; 23, feeding shaft; 24, feeding pipe; 25, on-off cylinder; 3, feeding mechanism; 31, bottom plate; 32, hopper; 33, supporting spring; 34, vibration motor; 4, discharging mechanism; 41, rotating unit; 42, feeding hopper; 43, distributing unit; 44, guide plate; 5, powder feeding mechanism; 51, base; 52, barrel; 521, cylindrical part; 522, conical part; 53, weighing module; 54, buffer pipe; 55, air inlet pipe; 56, air outlet pipe; 57, rotating shaft; 58, helical spring; 581, first part; 582, second part; 59, rotating shaft; 6, transfer trolley. DETAILED DESCRIPTION

[0041] In order to make the technical scheme of the present application better understood, the technical scheme of the present application will be described clearly and completely below in conjunction with the drawings of the present application. Based on the embodiments in the present application, other similar embodiments obtained by those skilled in the art without making any creative effort should all belong to the scope of protection of the present application. In addition, the direction words mentioned in the following embodiments, such as "up", "down", "left", "right", etc. are only the directions of the drawings, therefore, the direction words used are used for illustration and not for limiting the present application.

[0042] The present application will be further described below in conjunction with the drawings and preferred embodiments.

[0043] Embodiment: A slip addition device for gelatin hollow capsules, referring to the drawings of the present application, Figure 1 - the drawings of the present application, Figure 6 including a frame 1, a barrel 2 rotatably connected to the frame 1 around a horizontal axis, an inlet and outlet valve 21 arranged on the barrel 2, a feeding mechanism 3 arranged above the barrel 2, a discharging mechanism 4 arranged below the barrel 2, and a powder feeding mechanism 5 for adding sodium dodecyl sulfate powder into the barrel 2. Specifically, the inlet and outlet valve 21 is arranged on one side of the barrel 2 and the inlet and outlet valve 21 can rotate to the top and bottom of the barrel 2 following the rotation of the barrel 2, when the inlet and outlet valve 21 rotates to the top of the barrel 2, the inlet and outlet valve 21 can be opened to add capsules into the barrel 2 through the feeding mechanism 3. Specifically, the discharging mechanism 4 is used to guide the capsules sent out from the barrel 2 into a transfer trolley 6, and the transfer trolley 6 is used to transfer the capsules.

[0044] When feeding, the feeding and discharging valve 21 is rotated to the top of the cylinder 2 by the rotation of the cylinder 2, and then the feeding and discharging valve 21 is opened, the capsules are sent into the cylinder 2 by the feeding mechanism 3, and then the sodium dodecyl sulfate powder is added into the cylinder 2 by the powder feeding mechanism 5, the rotation of the cylinder 2 realizes the operation of adding slip to the capsules, then the feeding and discharging valve 21 is rotated to the top of the cylinder 2 by the rotation of the cylinder 2, and then the feeding and discharging valve 21 is opened, and then the cylinder 2 is rotated again, so that the discharging valve is rotated to the bottom of the cylinder 2, so that the capsules in the cylinder 2 fall into the discharging mechanism 4, and then are guided into the turnover trolley 6 by the discharging mechanism 4.

[0045] Specifically, the cylinder 2 is provided with a power shaft 22 and a feeding shaft 23 on both sides, the power shaft 22 and the feeding shaft 23 are coaxially arranged and both are rotationally connected to the frame 1; the feeding shaft 23 is provided with a feeding pipe 24 extending into the cylinder 2, the feeding pipe 24 is in communication with the powder feeding mechanism 5 to add sodium dodecyl sulfate powder into the cylinder 2. Specifically, the frame 1 is provided with a motor, the motor is in transmission connection with the power shaft 22, and the motor drives the power shaft 22 to rotate, thereby driving the cylinder 2 and the feeding shaft 23 to rotate together. The feeding shaft 23 is in rotational connection with the feeding pipe 24, and the position of the feeding pipe 24 is fixed when the feeding shaft 23 rotates.

[0046] Specifically, the powder feeding mechanism 5 includes a base 51 arranged on the frame 1, a barrel 52 arranged on the base 51, a weighing module 53 arranged on the base 51, a buffer pipe 54 arranged below the barrel 52, and a feeding assembly arranged in the barrel 52. The weighing module 53 is arranged at the connection between the barrel 52 and the base 51 to weigh the barrel 52. Specifically, the weighing module 53 is arranged as a weight sensor. Specifically, the buffer pipe 54 is used to receive the sodium dodecyl sulfate powder sent out by the barrel 52 and add the received sodium dodecyl sulfate powder into the cylinder 2, and the buffer pipe 54 is in communication with the barrel 52. The feeding assembly is used to convey the sodium dodecyl sulfate powder in the barrel 52 into the buffer pipe 54.

[0047] When adding powder, the feeding assembly conveys the sodium dodecyl sulfate powder into the buffer pipe 54, the buffer pipe 54 conveys the powder into the cylinder 2, and as the powder is conveyed, the weight weighed by the weighing module 53 decreases, and when the decreased weight reaches the required weight of powder addition, the feeding assembly stops working, realizing precise control of powder addition.

[0048] Specifically, the powder feeding mechanism 5 further comprises an air inlet pipe 55 and an air outlet pipe 56, the air outlet pipe 56 is communicated with the feeding pipe 24, the air inlet pipe 55 is communicated with the buffer pipe 54, the air outlet pipe 56 is communicated with the buffer pipe 54, the air inlet pipe 55 blows air into the buffer pipe 54 to drive the sodium dodecyl sulfate powder in the buffer pipe 54 to enter the feeding pipe 24 through the air outlet pipe 56, and then enter the barrel 2 through the feeding pipe 24. A plurality of holes are arranged on the outer wall of the part of the feeding pipe 24 in the barrel 2, and the powder is uniformly fed into the barrel 2 through the holes.

[0049] Specifically, the feeding assembly comprises a rotating shaft 57 and a spiral spring 58, the rotating shaft 57 is rotationally connected in the barrel 52, and the spiral spring 58 is fixedly connected outside the rotating shaft 57 to push the powder in the barrel 52 downward into the buffer pipe 54. By rotating the spiral spring 58, the powder is pushed downward into the buffer pipe 54. Compared with the volumetric quantitative method, the output amount of the powder is controlled by the number of rotations of the spiral spring 58, and whether the output amount meets the standard is judged by the weighing module 53, so that the accuracy of powder addition is not affected by the change of the density of the powder after being damp. Compared with the screw rotation quantitative method, the spiral spring 58 itself has elasticity, which can realize the uniformity of powder addition and reduce the extrusion force on the powder particles, so that the powder is not easy to be granulated due to extrusion.

[0050] The barrel 52 comprises a cylindrical part 521 and a conical cylindrical part 522, the cylindrical part 521 is fixedly connected to the top of the conical cylindrical part 522, the conical cylindrical part 522 is connected with the buffer pipe 54, and the inner diameter of the conical cylindrical part 522 gradually decreases from top to bottom; the spiral spring 58 comprises a first part 581 and a second part 582, the first part 581 is arranged in the cylindrical part 521, and the second part 582 is arranged in the conical cylindrical part 522, and the second part 582 is arranged as a conical spring to fit the conical cylindrical part 522.

[0051] By arranging the conical part and the second part 582, the powder can be controlled to be discharged in a small amount, and the control accuracy of the powder can be improved.

[0052] Specifically, the feeding assembly further comprises a rotating shaft 59, the rotating shaft 59 is rotationally connected to the top of the barrel 52, the rotating shaft 57 vertically penetrates the rotating shaft 59, and the rotating shaft 57 is threadedly connected to the rotating shaft 59 to adjust the elastic force of the spiral spring 58 by rotating the rotating shaft 57.

[0053] Specifically, a motor is arranged on the frame 1, the motor is in transmission connection with the rotating shaft 59, and the weighing module 53 is in electrical connection with the motor to accurately control the opening and closing of the motor.

[0054] Specifically, the wire diameter of the coil spring 58 is set to 4mm, the pitch is set to 15mm, and the output elastic force is set to 0N-5N.

[0055] Specifically, the feeding mechanism 3 includes a hopper 32, a bottom plate 31, support springs 33, and a vibration motor 34; the bottom of the hopper 32 is provided with a discharge port, the hopper 32 sends capsules to the cylinder 2 through the discharge port; the bottom plate 31 is fixedly connected to the frame 1; the hopper 32 is arranged above the frame 1; the support springs 33 are arranged in multiple, and the multiple support springs 33 are arranged between the hopper 32 and the bottom plate 31 to support the hopper 32; when the capsules are transported from the hopper 32 to the cylinder 2, the vibration motor 34 starts to work, and under the action of the vibration motor 34 and the support springs 33, the hopper 32 is vibrated to shake off the capsules adhered to the hopper 32, preventing the capsules from adhering to the hopper 32.

[0056] Specifically, the inlet and outlet valve 21 is slidingly connected to the outside of the cylinder 2, the outside of the cylinder 2 is provided with an inlet and outlet port, and the inlet and outlet valve 21 controls the opening and closing of the inlet and outlet port by sliding; the frame 1 is provided with two switch cylinders 25, which are arranged on both sides of the top of the cylinder 2; when the inlet and outlet valve 21 is rotated to the top of the cylinder 2, the two switch cylinders 25 control the opening and closing of the inlet and outlet valve 21. If the inlet and outlet valve 21 is opened and closed at the bottom of the cylinder 2, the mutual movement between the inlet and outlet valve 21 and the cylinder 2 causes friction or extrusion of the capsules between the inlet and outlet valve 21 and the cylinder 2, thereby damaging the capsules. In the present embodiment, the inlet and outlet valve 21 can only be rotated to the top of the cylinder 2, and the opening and closing of the inlet and outlet valve 21 is realized by the cooperation of the two switch cylinders 25 on the frame 1, which makes the capsules in the bottom of the inner cavity of the cylinder 2 or outside the cylinder 2 when the inlet and outlet valve 21 is opened and closed, and the capsules are not damaged by the opening and closing of the inlet and outlet valve 21.

[0057] Specifically, the inlet and outlet valve 21 can be in a self-locking state when it is opened and closed by means of a Morse taper locking.

[0058] Specifically, the discharge mechanism 4 includes a rotating unit 41, a feeding hopper 42 arranged on the rotating unit 41 for receiving the capsules sent out by the cylinder 2, and a distribution unit 43 fixedly connected to the rotating unit 41, the distribution unit 43 is used to guide the capsules to different transfer trolleys 6. When discharging, after the inlet and outlet valve 21 is rotated to the top of the cylinder 2 and opened, some capsules will fall from the inlet and outlet port during the rotation of the cylinder 2 to rotate the opened inlet and outlet port to the bottom of the cylinder 2. The arrangement of the feeding hopper 42 can receive the falling capsules and transfer them to the transfer trolley 6.

[0059] The discharge end of the distributing unit 43 rotates around the vertical axis with the rotating unit 41 to guide the capsules into different transfer trolleys 6. The distributing unit 43 is arranged as an inclined plate and communicates with the feeding hopper 42, and the end of the distributing unit 43 away from the rotating unit 41 is arranged downwardly inclined, specifically, the rotating unit 41 is rotationally connected to the frame body 1 and rotates by being driven by a motor. A plurality of discharge guide plates 44 are arranged around the rotating unit 41 below the rotating unit 41, and the guide plates 44 are inclined downwardly away from the rotating unit 41, and each guide plate 44 can stop the transfer trolley 6 below the end away from the rotating unit 41. By rotating the rotating unit 41, the capsules can be guided onto different guide plates 44 through the distributing unit 43, so that the capsules can be delivered into different transfer trolleys 6.

[0060] The above description is only the preferred embodiments of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments. Any technical solutions falling within the concept of the present application shall be considered as falling within the protection scope of the present application. It should be noted that, for ordinary skilled persons in the art, some improvements and refinements without departing from the principles of the present application shall also be considered as falling within the protection scope of the present application.

Claims

1. A slip-adding device for gelatin hollow capsules, characterized in that: The device comprises a frame (1); a barrel (2) arranged on the frame (1) and rotating around a horizontal axis; a feeding mechanism (3) arranged above the barrel (2); an inlet and outlet valve (21) arranged on one side of the barrel (2) and capable of rotating to the top and bottom of the barrel (2) following the rotation of the barrel (2), and when the inlet and outlet valve (21) rotates to the top of the barrel (2), the inlet and outlet valve (21) can be opened to add capsules into the barrel (2) through the feeding mechanism (3); an outlet mechanism (4) arranged below the barrel (2) and used to guide the capsules sent out of the barrel (2) into a trolley (6) for transferring the capsules by the trolley (6); and a powder feeding mechanism (5) used to add sodium dodecyl sulfate powder into the barrel (2); The powder feeding mechanism (5) comprises a cartridge (52) used to store sodium dodecyl sulfate powder; a weighing module (53) used to weigh the cartridge (52); a buffer tube (54) arranged below the cartridge (52) and used to receive the sodium dodecyl sulfate powder sent out of the cartridge (52) and add the received sodium dodecyl sulfate powder into the barrel (2); and a feeding assembly comprising a helical spring (58) arranged in the buffer tube (54) and rotating around a vertical axis, the helical spring (58) is arranged in a helical manner around a rotating shaft (59).

2. A gelatin hollow capsule slipperiness adding apparatus according to claim 1, characterized in that: The cartridge (52) comprises a cylindrical part (521) and a conical cylindrical part (522), the cylindrical part (521) is fixedly connected to the top of the conical cylindrical part (522), the conical cylindrical part (522) is connected with the buffer tube (54), and the inner diameter of the conical cylindrical part (522) gradually decreases from top to bottom; The helical spring (58) comprises a first part (581) and a second part (582), the first part (581) is arranged in the cylindrical part (521), and the second part (582) is arranged in the conical cylindrical part (522), and the second part (582) is arranged as a conical spring to fit the conical cylindrical part (522).

3. A gelatin hollow capsule slipperiness adding apparatus according to claim 2, characterized in that: The feeding assembly further comprises a rotating shaft (57) fixedly connected with the helical spring (58), and the rotating shaft (57) is coaxially arranged with the cartridge (52); and a rotating shaft (59) rotatably connected to the top of the cartridge (52), the rotating shaft (57) vertically penetrates the rotating shaft (59), and the rotating shaft (57) is threadedly connected to the rotating shaft (59) to adjust the elastic force of the helical spring (58) by rotating the rotating shaft (57).

4. A gelatin hollow capsule slipperiness adding apparatus according to claim 3, characterized in that: The powder feeding mechanism (5) further comprises an air inlet pipe (55) in communication with the buffer tube (54); And an air outlet pipe (56) in communication with the buffer pipe (54), the air inlet pipe (55) blows air into the buffer pipe (54) to drive the sodium dodecyl sulfate powder in the buffer pipe (54) into the cylinder (2) through the air outlet pipe (56).

5. A gelatin hollow capsule slipperiness adding apparatus according to claim 1, characterized in that: The discharge mechanism (4) comprises a rotating unit (41) rotating around a vertical axis; A feeding hopper (42) arranged on the rotating unit (41) and used for receiving the capsules discharged from the cylinder (2); And a distributing unit (43) in communication with the feeding hopper (42) and having a discharge end rotating around the vertical axis with the rotating unit (41) to guide the capsules into different transfer trolleys (6).

6. A gelatin hollow capsule slipperiness adding apparatus according to claim 1, characterized in that: The cylinder (2) is provided with a power shaft (22) and a feeding shaft (23) on both sides, the power shaft (22) and the feeding shaft (23) are coaxially arranged and both are rotatably connected to the frame (1); The feeding shaft (23) is provided with a feeding pipe (24) extending into the cylinder (2) through the feeding shaft (23), the feeding pipe (24) is in communication with the powder feeding mechanism (5) to add sodium dodecyl sulfate powder into the cylinder (2).

7. A device for lubricating gelatin hollow capsules according to claim 1, characterized in that: The feeding mechanism (3) comprises a hopper (32) provided with a discharge opening at the bottom, the hopper (32) sends the capsules into the cylinder (2) through the discharge opening; A bottom plate (31) fixedly connected to the frame (1); A supporting spring (33) arranged between the hopper (32) and the bottom plate (31); And a vibration motor (34) fixedly connected to the hopper (32); The discharge opening of the hopper (32) passes through the bottom plate (31) downward.

8. A gelatin hollow capsule slipperiness adding apparatus according to claim 1, characterized in that: The inlet and outlet valve (21) is slidingly connected to the outside of the cylinder (2), the outside of the cylinder (2) is provided with an inlet and outlet opening, and the inlet and outlet valve (21) controls the opening and closing of the inlet and outlet opening by sliding; The frame (1) is provided with two switch cylinders (25) arranged on both sides of the top of the cylinder (2), and the inlet and outlet valve (21) is controlled to open and close by the two switch cylinders (25) when the inlet and outlet valve (21) rotates to the top of the cylinder (2).

9. A gelatin hollow capsule slipperiness adding apparatus according to claim 8, characterized in that: The inlet and outlet valve (21) can be in a self-locking state when opening and closing by means of Mors taper locking.

10. A gelatin hollow capsule slipperiness adding apparatus according to claim 1, characterized in that: The wire diameter of the helical spring (58) is 4mm, the pitch is 15mm, and the output elastic force is 0N-5N.

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