CN214262819U

CN214262819U - Double-drum type pill screening machine

Info

Publication number: CN214262819U
Application number: CN202023094439.5U
Authority: CN
Inventors: 武洋作
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-09-24
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses a double-drum type pill screening machine, which comprises a fixed bracket, an inner screen drum and an outer screen drum which are horizontally placed, a feeding funnel, an infrared weight measuring sensor and a driving motor, wherein a material distributing channel is arranged at the bottom of the feeding funnel, a blanking channel and a waste material channel which are communicated with the inner screen drum are arranged below the material distributing channel, the output of the driving motor is connected with a speed reducer, the output of the speed reducer is connected with a main shaft, a driving riding wheel is sleeved on the main shaft, a driven riding wheel is arranged below the driving riding wheel, the driving riding wheel is connected with the driven riding wheel through a chain, vibrators are arranged on the outer screen drum and the inner screen drum, the main shaft is connected with the bottom of the inner screen drum, the center of the driven riding wheel is connected with a driven shaft, the other end of the driven shaft is connected with the bottom of the outer screen drum, a first discharge port and a second discharge port are arranged on the outer screen drum, a third discharge hole is arranged on the inner screen drum. The structure has small volume.

Description

Double-drum type pill screening machine

Technical Field

The utility model relates to a sieve pill machine's technical field, especially a double drum formula sieve pill machine.

Background

At present, when pills are prepared, due to certain manufacturing standards of medicaments, the pills need to be screened by a pill screening machine according to the diameter of the traditional Chinese medicine pills, and the pills with the diameter smaller than the standard diameter are removed. At present, the general pill screening machine screens pills in diameter through screen holes on a roller by rolling the roller, and removes pills with smaller diameter and pills with overlarge diameter.

However, the current pill screening machine has the following problems: 1. at present, the pills are generally classified by directly considering the diameter, but some pills are fluffy and have unqualified weight, so that the quality of the pills is poor; 2. the sieve tube in the existing pill adopts an upper structure and a lower structure, so that the whole size is large, the occupied space is large, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of the prior art and providing a double-drum type pill screening machine which can be small in size and can monitor the weight of pills in real time to ensure that the pills meet the requirements.

In order to achieve the purpose, the utility model discloses a double-drum type pill screening machine, which comprises a fixed support, an inner screen drum horizontally placed and an outer screen drum sleeved outside the inner screen drum are arranged in the fixed support, the mesh aperture of the outer screen drum is smaller than that of the inner screen drum, a feed hopper is arranged on the left side of the fixed support, an infrared weight measuring sensor is arranged in the feed hopper, a material distributing channel is arranged at the bottom of the feed hopper, a discharging channel and a waste material channel communicated with the inner screen drum are arranged below the material distributing channel, switches are arranged in the discharging channel and the waste material channel, a driving motor is arranged on the left side of the fixed support, the output of the driving motor is connected with a speed reducer, the output of the speed reducer is connected with a main shaft, a driving riding wheel is sleeved on the main shaft, a driven riding wheel positioned on one side below the driving riding wheel is arranged below the driving riding wheel, the driving supporting wheel is connected with the driven supporting wheel through a chain, a first vibrator is arranged on the outer screen drum, a second vibrator is arranged on the inner screen drum, the main shaft is connected with the bottom of the inner screen drum through a first coupler, the center of the driven supporting wheel is connected with a driven shaft, the other end of the driven shaft is connected with the bottom of the outer screen drum through a second coupler, a first discharge port and a second discharge port are arranged on the outer screen drum, a third discharge port is arranged on the inner screen drum, the driving motor can drive the inner screen drum and the outer screen drum to horizontally swing +/-180 degrees, a controller electrically connected with an infrared weighing sensor is arranged on the side edge of the fixed support, and a sliding wheel is arranged at the bottom of the fixed support.

Furthermore, in order to realize quick discharging, a first air cylinder is arranged below the outer screen drum, the output of the first air cylinder is connected with the outer screen drum, the output of the first air cylinder is hinged with the outer screen drum through a first hinge, and the output of the driving motor is hinged with the speed reducer through a second hinge.

Further, in order to adapt to screening of pills of different sizes, the caliber of the first discharge port is smaller than 1.8mm, the second discharge port is located on the side surface of the outer screen drum close to the tail part, the caliber of the second discharge port is 1.8-2.0mm, the third discharge port is located on the tail part of the inner screen drum, and the caliber of the third discharge port is larger than 2.0 mm.

Furthermore, in order to facilitate later-stage disassembly, the first coupler and the inner screen drum are fixed through first locking screws, and the second coupler and the outer screen drum are fixed through second locking screws.

Further, in order to avoid leaking, a dust collector is arranged on the side edge of the outer screen drum, an opening of the dust collector faces the outer screen drum and the inner screen drum, and arc-shaped baffles are arranged on the right sides of the inner screen drum and the outer screen drum.

Further, in order to improve the stability, the upper part of the fixed support is of an opening structure, and a first positioner which is abutted against the right side of the outer screen drum and a second positioner which is abutted against the right side of the inner screen drum are arranged on the right side of the fixed support.

Further in order to avoid friction caused by hard contact, the end parts of the first positioner and the second positioner which is propped against the right side of the inner screen drum are provided with silica gel glands which are propped against the corresponding screen drum.

Furthermore, in order to facilitate positioning, a medical silica gel strip which is abutted against the upper part of the outer screen drum is arranged on the upper wall in the fixed support.

Preferably, the size of the outer screen drum is 600x1200mm, the size of the inner screen drum is 300x1600, the wall thickness of the screen barrels of the outer screen drum and the inner screen drum is 0.38mm, the aperture of the mesh of the outer screen drum is 1.8mm, the aperture of the mesh of the inner screen drum is 2.0mm, and the punched holes of the inner screen drum and the outer screen drum are round holes.

Preferably, the punching holes of the inner screen drum and the outer screen drum can also be square or oblong.

The utility model discloses a double drum formula sieve ball machine that obtains, following technological effect: 1. firstly, during feeding, an infrared weight measuring sensor is used for carrying out weight detection on pills, the pills meeting the requirements are sent into a blanking channel, the pills not meeting the requirements are sent into a waste channel so as to improve the quality of the medicines meeting the requirements in the later period, and the final quality of the medicines is ensured; 2. through the interior outer tube that will set up from top to bottom, set the mode of inner tube cover urceolus to make overall structure overall arrangement simpler, the volume is littleer, and in the drive process, drive speed reducer work through a driving motor moreover, it is rotatory to drive a main shaft by the speed reducer, has the epaxial initiative riding wheel of main to drive driven riding wheel through the chain, drives the mode that the outer screen cloth cylinder was finally driven to the driven riding wheel drive driven shaft, makes whole equipment cost lower, and work efficiency is higher.

Drawings

FIG. 1 is a schematic view of the internal structure of a double drum type pellet screening machine of embodiment 1;

FIG. 2 is a schematic view showing the internal structure of a double drum type pellet screening machine in example 1 without an external screen drum;

FIG. 3 is a left side schematic view of FIG. 1;

FIG. 4 is a schematic view showing the internal structure of a hopper in example 1;

FIG. 5 is a schematic view showing the internal structure of a double drum type pellet screening machine of example 2 without an external screen drum;

FIG. 6 is a schematic view showing the internal structure of a double drum type pellet screening machine in example 3 without an external screen drum;

FIG. 7 is a schematic view showing the internal structure of a double drum type pellet screening machine in example 4 without an external screen drum.

In the figure: the device comprises a fixed support 1, an inner screen drum 2, an outer screen drum 3, a feeding hopper 4, an infrared weight measuring sensor 5, a material distributing channel 6, a waste channel 7, a driving motor 9, a speed reducer 10, a main shaft 11, a driving riding wheel 12, a driven riding wheel 13, a chain 14, a first vibrator 15, a second vibrator 16, a first coupler 17, a driven shaft 18, a second coupler 19, a third discharge port 20, a controller 21, a first cylinder 22, a first articulator 23, a sliding wheel 24, a second articulator 25, a first discharge port 26, a second discharge port 27, a first locking screw 28, a second locking screw 29, a first positioner 30, a second positioner 31, a silica gel gland 32, a medical silica gel strip 33, an arc-shaped baffle 34, a discharging channel 35 and a dust collector 36.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.

Example 1:

as shown in fig. 1-4, the utility model provides a double-drum type pill screening machine, which comprises a fixed bracket 1, an inner screen drum 2 horizontally placed and an outer screen drum 3 sleeved outside the inner screen drum 2 are arranged in the fixed bracket 1, the mesh aperture of the outer screen drum 3 is smaller than that of the inner screen drum 2, a feed hopper 4 is arranged on the left side of the fixed bracket 1, an infrared weight-measuring sensor 5 is arranged in the feed hopper 4, a material distribution channel 6 is arranged at the bottom of the feed hopper 4, a blanking channel 35 and a waste channel 7 communicated with the inner screen drum 2 are arranged below the material distribution channel 6, switches 8 are arranged in the blanking channel 35 and the waste channel 7, a driving motor 9 is arranged on the left side of the fixed bracket 1, the output of the driving motor 9 is connected with a speed reducer 10, the output of the speed reducer 10 is connected with a main shaft 11, a driving riding wheel 12 is sleeved on the main shaft 11, a driven riding wheel 13 positioned on one side below the driving riding wheel 12 is arranged below the driving riding wheel 12, the driving riding wheel 12 is connected with the driven riding wheel 13 through a chain 14, a first vibrator 15 is arranged on the outer screen drum 3, a second vibrator 16 is arranged on the inner screen drum 2, the main shaft 11 is also connected with the bottom of the inner screen drum 2 through a first coupler 17, a driven shaft 18 is connected with the center of the driven riding wheel 13, the other end of the driven shaft 18 is connected with the bottom of the outer screen drum 3 through a second coupler 19, a first discharge port 26 and a second discharge port 27 are arranged on the outer screen drum 3, a third discharge port 20 is arranged on the inner screen drum 2, the driving motor 9 can drive the inner screen drum 2 and the outer screen drum 3 to swing horizontally by +/-180 degrees, a controller 21 electrically connected with the infrared weighing sensor 5 is arranged on the side edge of the fixed support 1, a sliding wheel 24 is provided at the bottom of the fixing bracket 1.

This structure has following technical advantage: 1. firstly, during feeding, the infrared weight measuring sensor 5 is used for carrying out weight detection on pills, the pills meeting the requirements are sent into the blanking channel 35, the pills not meeting the requirements are sent into the waste channel 7 so as to improve the quality of the medicines meeting the requirements in the later period, and the final quality of the medicines is ensured; 2. through the interior urceolus that will set up from top to bottom, set the mode of inner tube cover urceolus into, so that overall structure overall arrangement is simpler, the volume is littleer, and in the drive process, drive speed reducer 10 work through a driving motor 9, it is rotatory to drive a main shaft by speed reducer 10, there is epaxial initiative riding wheel 12 to drive driven riding wheel 13 through chain 14, drive the mode that outer screen cloth cylinder 3 is finally driven to driven riding wheel 13, make whole equipment cost lower, work efficiency is higher.

Further, in order to adapt to screening of pills of different sizes, the caliber of the first discharge port 26 is smaller than 1.8mm, the second discharge port 27 is located at the position close to the tail part of the side surface of the outer screen drum 3, the caliber of the second discharge port 27 is 1.8-2.0mm, the third discharge port 20 is located at the tail part of the inner screen drum 2, the caliber of the third discharge port 20 is larger than 2.0mm, and the material receiving port and the screen drum are separately arranged.

Furthermore, in order to facilitate later-stage disassembly, the first coupler 17 and the inner screen drum 2 are fixed through a first locking screw 28, the second coupler 19 and the outer screen drum 3 are fixed through a second locking screw 29, later-stage disassembly is facilitated through screw arrangement, the inner screen drum is cleaned,

by providing the first vibrator 15 and the second vibrator 16, feeding is made smoother.

Further, for convenient positioning, the medical silica gel strip 33 abutting against the upper side of the outer screen drum 3 is arranged on the upper wall in the fixing support 1, and positioning above the outer screen drum 3 is realized by arranging the medical silica gel strip 33, so that the stability is improved.

Example 2:

as shown in fig. 5, the utility model provides a pair of double drum formula sieve ball machine, further, in order to realize quick ejection of compact, be provided with first cylinder 22 in the below of outer screen cloth cylinder 3, the output and the outer screen cloth cylinder 3 of first cylinder 22 are connected, just the output of first cylinder 22 is articulated through first articulator 23 with outer screen cloth cylinder 3, the output of driving motor 9 is articulated through second articulator 25 and speed reducer 10, changes outer screen cloth cylinder 3's inclination through setting up first cylinder 22 to make things convenient for the quick ejection of compact of later stage, consequently makes a section of thick bamboo have certain inclination through above-mentioned structure setting, and when actually designing, is 5 degrees to 30 degrees with the angle range.

Example 3:

as shown in fig. 6, the utility model provides a pair of double drum formula sieve ball machine, further, in order to avoid leaking the material, the side of screen cloth cylinder 3 is provided with dust catcher 36 outside, the opening of dust catcher is towards outside screen cloth cylinder 3 and interior screen cloth cylinder 2, and screen cloth cylinder 2 all is provided with cowl 34 with the right side of outer screen cloth cylinder 3 including, avoids the medicine to drop from the screen cloth cylinder right side through setting up cowl 34, improves dust absorption effect simultaneously through setting up dust catcher 36.

Example 4:

as shown in fig. 7, the utility model provides a pair of double drum formula sieve ball machine, further, in order to improve stability, the top of fixed bolster 1 is open structure, is provided with the first locator 30 that offsets with outer screen cloth cylinder 3 right side and the second locator 31 that offsets with interior screen cloth cylinder 2 right side on the right side of fixed bolster 1, realizes fixing screen cloth cylinder right side through setting up the locator, improves the stability when whole roll.

Further in order to avoid the friction caused by the hard contact, the end parts of the first positioner 30 and the second positioner 31 which is abutted against the right side of the inner screen drum 2 are provided with silica gel glands 32 which are abutted against the corresponding screen drums, and the hard contact between the screen drums and the positioners is avoided by arranging the silica gel glands 32 to generate the friction and generate the noise and damage the components.

Preferably, the size of the outer screen drum 3 is 600x1200mm, the size of the inner screen drum 2 is 300x1600mm, the wall thickness of the screen barrel of the outer screen drum 3 and the inner screen drum 2 is 0.38mm, the mesh aperture of the outer screen drum 3 is 1.8mm, the mesh aperture of the inner screen drum 2 is 2.0mm, and the punched holes of the inner screen drum 2 and the outer screen drum 3 are both round holes.

The perforations in the inner screen cylinder 2 and the outer screen cylinder 3 may also be square or oblong, as is preferred.

The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.

Claims

1. The utility model provides a double drum formula sieve ball machine, includes fixed bolster (1), its characterized in that: an inner screen drum (2) which is horizontally placed and an outer screen drum (3) which is sleeved outside the inner screen drum (2) are arranged in a fixed support (1), the mesh aperture of the outer screen drum (3) is smaller than that of the inner screen drum (2), a feeding funnel (4) is arranged on the left side of the fixed support (1), an infrared weight measuring sensor (5) is arranged in the feeding funnel (4), a material distributing channel (6) is arranged at the bottom of the feeding funnel (4), a blanking channel (35) and a waste material channel (7) which are communicated with the inner screen drum (2) are arranged below the material distributing channel (6), switches (8) are arranged in the blanking channel (35) and the waste material channel (7), a driving motor (9) is arranged on the left side of the fixed support (1), the output of the driving motor (9) is connected with a speed reducer (10), the output of the speed reducer (10) is connected with a main shaft (11), the main shaft (11) is sleeved with a driving riding wheel (12), a driven riding wheel (13) positioned on one side below the driving riding wheel (12) is arranged below the driving riding wheel (12), the driving riding wheel (12) is connected with the driven riding wheel (13) through a chain (14), a first vibrator (15) is arranged on an outer screen drum (3), a second vibrator (16) is arranged on an inner screen drum (2), the main shaft (11) is also connected with the bottom of the inner screen drum (2) through a first coupler (17), the center of the driven riding wheel (13) is connected with a driven shaft (18), the other end of the driven shaft (18) is connected with the bottom of the outer screen drum (3) through a second coupler (19), and a first discharge hole (26) and a second discharge hole (27) are arranged on the outer screen drum (3), the device is characterized in that a third discharge hole (20) is formed in the inner screen drum (2), the driving motor (9) can drive the inner screen drum (2) and the outer screen drum (3) to horizontally swing within +/-180 degrees, a controller (21) electrically connected with the infrared weight measuring sensor (5) is arranged on the side edge of the fixed support (1), and a sliding wheel (24) is arranged at the bottom of the fixed support (1).

2. A double-drum type pellet screening machine as claimed in claim 1, wherein: a first air cylinder (22) is arranged below the outer screen drum (3), the output of the first air cylinder (22) is connected with the outer screen drum (3), the output of the first air cylinder (22) is hinged to the outer screen drum (3) through a first hinge device (23), and the output of the driving motor (9) is hinged to the speed reducer (10) through a second hinge device (25).

3. A double-drum type pellet screening machine as claimed in claim 1, wherein: the bore of first discharge gate (26) is less than 1.8mm, second discharge gate (27) are located outer screen cloth cylinder (3) side and lean on the position of afterbody, and the bore of second discharge gate (27) is 1.8-2.0mm, the bore that third discharge gate (20) are located the afterbody of inner screen cloth cylinder (2) and third discharge gate (20) is greater than 2.0 mm.

4. A double-drum type pellet screening machine as claimed in claim 1, wherein: the first coupler (17) and the inner screen drum (2) are fixed through a first locking screw (28), and the second coupler (19) and the outer screen drum (3) are fixed through a second locking screw (29).

5. A double-drum type pellet screening machine as claimed in claim 1, wherein: the side of the outer screen drum (3) is provided with a dust collector, the opening of the dust collector faces the outer screen drum (3) and the inner screen drum (2), and the right sides of the inner screen drum (2) and the outer screen drum (3) are provided with arc-shaped baffles (34).

6. A double-drum type pellet screening machine as claimed in claim 1, wherein: the upper part of the fixed support (1) is of an open structure, and a first positioner (30) which is abutted against the right side of the outer screen drum (3) and a second positioner (31) which is abutted against the right side of the inner screen drum (2) are arranged on the right side of the fixed support (1).

7. A double-drum type pellet screening machine as claimed in claim 6, wherein: and silica gel glands (32) which are abutted against the corresponding screen drums are arranged at the end parts of the first positioner (30) and the second positioner (31) which is abutted against the right side of the inner screen drum (2).

8. A double-drum type pellet screening machine as claimed in claim 1, wherein: the upper wall in the fixed support (1) is provided with a medical silica gel strip (33) which is propped against the upper part of the outer screen drum (3).

9. A double-drum type pellet screening machine as claimed in claim 1, wherein: the size of outer screen cloth cylinder (3) is 600x1200mm, and the size of interior screen cloth cylinder (2) is 300x1600mm, the sieve bucket wall thickness of outer screen cloth cylinder (3) and interior screen cloth cylinder (2) is 0.38mm, the mesh aperture of screen cloth cylinder (2) is 2.0mm aperture in the mesh aperture of outer screen cloth cylinder (3) is 1.8mm, and the punching a hole of interior screen cloth cylinder (2) and outer screen cloth cylinder (3) is the round hole.

10. A dual drum pellet screening machine as claimed in claim 9, wherein: the punched holes of the inner screen drum (2) and the outer screen drum (3) can also be square or oblong.