CN116443338B

CN116443338B - Capsule weighing device

Info

Publication number: CN116443338B
Application number: CN202310703492.XA
Authority: CN
Inventors: 谢捷; 易海怡; 吴济斌; 叶大进
Original assignee: Truking Feiyun Pharmaceutical Equipment Changsha Ltd
Current assignee: Truking Feiyun Pharmaceutical Equipment Changsha Ltd
Priority date: 2023-06-14
Filing date: 2023-06-14
Publication date: 2023-09-05
Anticipated expiration: 2043-06-14
Also published as: CN116443338A

Abstract

The application discloses a capsule weighing device which comprises a feeding mechanism, a blanking channel and a capsule cleaning mechanism, wherein the capsule cleaning mechanism comprises a feeding cavity and a dust cover covered on the outer side of the feeding cavity, the feeding cavity comprises a dust outlet cavity and an inverted cone-shaped purging cavity connected to the bottom of the dust outlet cavity, an air inlet is arranged on the purging cavity, a dust outlet hole for feeding dust in the feeding cavity into the dust cover is arranged on the dust outlet cavity, the bottom is connected with the feeding end of the feeding mechanism, a dust collection assembly is arranged on the dust cover, the blanking channel comprises a vertical falling section, a horizontal weighing section and an arc-shaped connecting section for connecting the vertical falling section and the feeding mechanism, a dust collection mechanism is arranged on the side wall of the arc-shaped connecting section, a weighing mechanism is arranged on the horizontal weighing section, and a material blocking and stirring mechanism is arranged above the weighing mechanism. The application has the advantages of simple structure, high weighing accuracy and capability of reducing pollution to the weighing mechanism.

Description

Capsule weighing device

Technical Field

The application relates to the technical field of food and medicine packaging, in particular to a capsule weighing device.

Background

Among the auxiliary machines required by the existing capsule filling machine, the capsule weighing machine has become an indispensable part, and the capsule weighing machine can be roughly divided into a capsule feeding part, a weighing part and a waste rejecting part, and the traditional capsule weighing machine has the following defects:

1) After the capsule filling machine is filled, the surface of the capsule possibly remains powder, pollutes a weighing part and influences weighing precision;

2) The bag feeding part is mainly fed by vibration, noise and machine vibration caused by vibration transmission are needed to be eliminated, the cost is increased, and the vibration frequency of feeding needs to be slowly adjusted, so that the time is wasted;

3) The capsule delivering part can only meet the delivery of capsules of one specification, and cannot adapt to the delivery of capsules with various medicine powder loading quantities.

Disclosure of Invention

The application aims to solve the technical problem of overcoming the defects of the prior art and providing the capsule weighing device which has the advantages of simple structure, high weighing accuracy and capability of reducing pollution to a weighing mechanism.

In order to solve the technical problems, the application adopts the following technical scheme:

the utility model provides a capsule weighing device, includes feeding mechanism, blanking passageway and the clean mechanism of capsule, the clean mechanism of capsule includes pan feeding chamber and covers the dust cover of locating the pan feeding chamber outside, the pan feeding chamber includes out the dirt chamber and connects in the back taper of going out dirt chamber bottom sweeps the chamber, it is equipped with the air intake to sweep the intracavity, be equipped with the play dirt hole that is arranged in supplying in the pan feeding intracavity dust to get into in the dust cover on the dirt chamber, the bottom is connected with feeding mechanism's pan feeding end, be equipped with dust absorption subassembly on the dust cover, the blanking passageway includes vertical whereabouts section, horizontal weighting section and connects the arc link of both, be equipped with dust absorption mechanism on the lateral wall of arc link, be equipped with weighing mechanism on the horizontal weighting section, the weighing mechanism top is equipped with fender material stirring mechanism.

As a further improvement of the above technical scheme:

the feeding mechanism comprises a feeding channel, a first rotating seat and a rotating shaft for driving the first rotating seat to rotate, a capsule accommodating bin is arranged on the first rotating seat, a baffle ring for preventing capsules in the capsule accommodating bin from being separated is arranged on the periphery of the first rotating seat, a feeding port in butt joint with the discharging end of the feeding channel and a discharging port in butt joint with the vertical falling section are arranged on the baffle ring, and the feeding end of the feeding channel is communicated with a dust outlet cavity.

The feeding mechanism further comprises an air duct, the air duct is in rotary fit with the middle of the rotating shaft, one side of the air duct, which faces the blanking port, is provided with an air duct which can be communicated with the capsule accommodating bin, and the capsule accommodating bin, the limiting block and the rotating shaft are all provided with air duct channels which are communicated with the air duct.

The capsule accommodating bin is detachably connected with the first rotating seat.

The capsule accommodating bin is provided with a plurality of capsules, and the capsules are arranged at intervals along the circumferential direction of the first rotating seat.

The first rotating seat comprises a limiting block and a clamping block, a limiting part is arranged on the limiting block, the rotating shaft penetrates through the limiting block and the clamping block, the clamping block is in threaded connection with the rotating shaft, and the capsule accommodating bin is clamped between the limiting block and the clamping block.

The material blocking and stirring mechanism comprises a second rotating seat and a plurality of material blocking and stirring plates, the material blocking and stirring plates are circumferentially arranged at intervals along the second rotating seat, and openings for the material blocking and stirring plates to rotate through are formed in the side wall of the horizontal weighing section.

The side wall fretwork of arc linkage segment sets up, dust absorption mechanism cover is located on the side wall of arc linkage segment.

The butt joint of vertical whereabouts section and feeding mechanism is equipped with the guide part that the diameter is from big to small.

Compared with the prior art, the application has the beneficial effects that:

according to the capsule weighing device disclosed by the application, the capsule is firstly cleaned in the capsule cleaning mechanism, then the capsule is secondarily cleaned in the blanking channel, and before the capsule is weighed, the capsule is cleaned twice, so that the weighing accuracy of the capsule is ensured, and the pollution to the weighing mechanism is avoided.

The capsule weighing device disclosed by the application has the following four advantages that: 1) The device is connected between the vertical falling section and the horizontal weighing section to play a role in transition; 2) When the capsules enter the arc-shaped connecting section from the vertical falling section, certain vibration is generated to shake off the residual medicine powder on the surfaces of the capsules, so that the medicine powder is sucked and collected by a dust collection mechanism; 3) The effect of shaking the capsules in the vertical falling section is poor, the residual powder on the surfaces of the capsules cannot be well shaken and dispersed, if a dust collection mechanism is arranged in the vertical falling section, the cleaning effect is poor, and when the capsules fall to the horizontal weighing section, the advancing power is inferior to that of an arc-shaped connecting section, if the dust collection mechanism is arranged on the horizontal weighing section, the advancing power of the capsules can be consumed, the capsules can possibly not reach the weighing mechanism, the conveying and weighing of the capsules are influenced, and if the dust collection mechanism is arranged in the arc-shaped connecting section, the cleaning effect is good, and the conveying and weighing of the capsules are not influenced; 4) The space area of the arc-shaped connecting section is larger, so that the dust collection mechanism is convenient to arrange.

Drawings

Fig. 1 is a schematic diagram of a front view of a capsule weighing apparatus of the present application.

FIG. 2 is a schematic cross-sectional view of the structure A-A of FIG. 1.

Fig. 3 is a schematic front view of a capsule cleaning mechanism according to the present application.

The reference numerals in the drawings denote: 1. a feeding mechanism; 11. a feeding channel; 12. a first rotary base; 121. a capsule receiving bin; 123. a limiting block; 1231. a limit part; 124. clamping blocks; 13. a rotation shaft; 14. an air duct; 141. an air guide port; 2. a blanking channel; 21. a vertical falling section; 22. a horizontal weighing section; 23. an arc-shaped connecting section; 24. a guide part; 4. a dust collection mechanism; 5. a weighing mechanism; 6. a material blocking and stirring mechanism; 61. a second rotating seat; 62. a material blocking and stirring plate; 7. a baffle ring; 71. a feeding port; 72. a feed opening; 8. an air guide channel; 9. a capsule cleaning mechanism; 91. a feeding cavity; 911. a dust outlet cavity; 9111. a dust outlet hole; 912. purging the cavity; 9121. an air inlet; 92. a dust cover; 921. and a dust collection assembly.

Detailed Description

The application is described in further detail below with reference to the drawings and specific examples of the specification.

In the description of the present application, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

Fig. 1 to 3 show an embodiment of the present application, the capsule weighing device of the present embodiment includes a feeding mechanism 1, a blanking channel 2 and a capsule cleaning mechanism 9, the capsule cleaning mechanism 9 includes a feeding cavity 91 and a dust cover 92 covering the outer side of the feeding cavity 91, the feeding cavity 91 includes a dust outlet cavity 911 and an inverted cone-shaped purging cavity 912 connected to the bottom of the dust outlet cavity 911, the purging cavity 912 is provided with an air inlet 9121, the dust outlet cavity 911 is provided with a dust outlet 9111 for feeding dust in the feeding cavity 91 into the dust cover 92, the bottom is connected with the feeding end of the feeding mechanism 1, the dust cover 92 is provided with a dust collection assembly 921, the blanking channel 2 includes a vertical falling section 21, a horizontal weighing section 22 and an arc connecting section 23 connecting the two, the vertical falling section 21 is connected with the discharging end of the feeding mechanism 1, a dust collection mechanism 4 is provided on the side wall of the arc connecting section 23, the horizontal weighing section 22 is provided with a weighing mechanism 5, and a material blocking and stirring mechanism 6 is provided above the weighing mechanism 5.

This capsule weighing device carries out once to the capsule at capsule cleaning mechanism 9 earlier, then carries out the secondary to the capsule on blanking passageway 2 and cleans, before weighing the capsule, carries out the secondary to the capsule and cleans, guarantees the accuracy that the capsule weighed, avoids polluting weighing mechanism 5.

The primary cleaning process of the capsule cleaning mechanism 9 is as follows: the filled capsules enter the feeding cavity 91, clean compressed air is intermittently blown into the inverted cone-shaped purging cavity 912 through the air inlet 9121, the balance of accumulated capsules is destroyed, the capsules enter the feeding mechanism 1 one by one under the guiding action of the inverted cone-shaped purging cavity 912, meanwhile, the clean compressed air can purge and clean the residual medicine powder on the surfaces of the capsules, the cleaned medicine powder enters the dust cover 92 through the dust outlet 9111 on the dust outlet cavity 911, and is sucked and collected by the dust collection component 921, so that one-time cleaning is completed.

The secondary cleaning process is as follows: the capsule falls into the blanking channel 2 one by one through the feeding mechanism 1, the blanking channel 2 is divided into a vertical falling section 21, a horizontal weighing section 22 and an arc connecting section 23 for connecting the vertical falling section 21 and the horizontal weighing section 22, the capsule is convenient to fall down by means of self gravity, original power is provided for the capsule, when the capsule enters the arc connecting section 23 from the vertical falling section 21, the falling form of the capsule can be changed, the capsule impacts the side wall of the arc connecting section 23 to generate certain vibration, residual powder on the surface of the capsule is scattered, a dust suction mechanism 4 is arranged on the arc connecting section 23 to suck the scattered powder, secondary cleaning is completed, the weighing mechanism 5 at the downstream is avoided, weighing accuracy is guaranteed, the capsule enters the horizontal weighing section 22 finally, the capsule reaches the weighing mechanism 5 in a horizontal state, the capsule is blocked by a blocking and stirring mechanism 6 at the upper part after the capsule is reached, the capsule is blocked and the capsule is stirred out, and the capsule is output after the capsule is weighed. The arrangement of the arcuate connecting section 23 has the following four advantages: 1) The device is connected between the vertical falling section 21 and the horizontal weighing section 22 to play a transitional role; 2) When the capsules enter the arc-shaped connecting section 23 from the vertical falling section 21, certain vibration is generated to shake off the residual powder on the surfaces of the capsules, so that the powder is sucked and collected by the dust collection mechanism 4; 3) The effect of shaking the capsules in the vertical falling section 21 is poor, residual powder on the surfaces of the capsules cannot be well shaken and dispersed, if the dust collection mechanism 4 is arranged in the vertical falling section 21, the cleaning effect is poor, and when the capsules fall to the horizontal weighing section 22, the advancing power is inferior to that of the arc-shaped connecting section 23, if the dust collection mechanism 4 is arranged on the horizontal weighing section 22, the advancing power of the capsules can be consumed, the capsules can not reach the weighing mechanism 5, the conveying and weighing of the capsules are influenced, and the dust collection mechanism 4 is arranged in the arc-shaped connecting section 23, so that the cleaning effect is good, and the conveying and weighing of the capsules are not influenced; 4) The arc-shaped connecting section 23 has a larger space area, so that the dust collection mechanism 4 is convenient to arrange.

In this embodiment, feeding mechanism 1 includes pan feeding passageway 11, first roating seat 12 and is used for driving rotatory rotation axis 13 of first roating seat 12, is equipped with capsule on the first roating seat 12 and holds storehouse 121, and first roating seat 12 week side is equipped with the baffle ring 7 that is used for preventing that the capsule from holding the capsule in the storehouse 121 from deviating from, is equipped with on the baffle ring 7 with the pan feeding passageway 11 discharge end butt joint feed opening 71 and with vertical whereabouts section 21 butt joint feed opening 72, pan feeding passageway 11's pan feeding end and play dirt chamber 911 intercommunication.

The feeding channel 11 is connected with the output end of a capsule filling machine (not shown in the figure), filled capsules reach the feeding opening 71 through the feeding channel 11, the rotary shaft 13 drives the first rotary seat 12 to rotate, the capsule accommodating bin 121 is driven to rotate, the baffle ring 7 does not rotate along with the first rotary seat 12, the capsule accommodating bin 121 is provided with an accommodating cavity for accommodating single capsules, when the accommodating cavity of the capsule accommodating bin 121 just abuts against the feeding opening 71, the capsules just fall into the capsule accommodating bin 121, the capsule accommodating bin 121 filled with the capsules continuously rotates under the rotation drive of the first rotary seat 12, and the capsules cannot fall out in the rotating process until reaching the blanking opening 72 under the protection of the baffle ring 7, and fall into the blanking channel 2 through the blanking opening 72, so that the single capsules are fed, the subsequent weighing is facilitated, and compared with the vibration feeding mode, the noise and vibration are small, and the cost is low. Specifically, the feeding channel 11 is vertically arranged at the upper end of the baffle ring 7, the vertical falling section 21 of the blanking channel 2 is positioned at the lower end of the baffle ring 7, and the capsules can fall down by means of self gravity.

In this embodiment, the feeding mechanism 1 further includes an air duct 14, the air duct 14 is rotationally matched with the middle part of the rotating shaft 13, an air duct 141 which can be communicated with the capsule accommodating bin 121 is disposed on one side of the air duct 14 facing the blanking opening 72, and air guide channels 8 which are used for communicating with the air duct 141 are disposed on the capsule accommodating bin 121, the limiting block 123 and the rotating shaft 13. The air duct 14 is fixedly arranged and does not rotate along with the rotation of the rotating shaft 13, the air duct 141 is arranged towards the blanking opening 72, and only when the capsule accommodating bin 121 rotates to be in butt joint with the blanking opening 72, the air duct 14 can enter the air duct 8 through the air duct 141, so that the speed of entering the blanking channel 2 from the capsule accommodating bin 121 is increased.

In this embodiment, the capsule housing compartment 121 is detachably connected to the first rotary seat 12. The capsule accommodating bin 121 can be conveniently disassembled and assembled, and the feeding of capsules with different specifications can be realized by installing the capsule accommodating bin 121 with different specifications, so that the adaptability is high.

In this embodiment, the capsule housing chambers 121 are provided in plurality, and the plurality of capsule housing chambers 121 are arranged at intervals along the circumferential direction of the first rotary seat 12. The feeding speed of the capsules is accelerated, and the weighing efficiency is improved.

In this embodiment, the first rotary seat 12 includes a limiting block 123 and a clamping block 124, the limiting block 123 is provided with a limiting portion 1231, the rotary shaft 13 is disposed through the limiting block 123 and the clamping block 124, the clamping block 124 is in threaded connection with the rotary shaft 13, and the capsule accommodating bin 121 is clamped between the limiting block 123 and the clamping block 124. When the capsule accommodating bin 121 is installed, the capsule accommodating bin 121 is placed on the limiting part 1231 of the limiting block 123, then the capsule accommodating bin 121 is clamped by the screwing clamping blocks 124, the disassembly process is opposite, the capsule accommodating bin 121 is convenient to disassemble and assemble, and the installation quantity of the capsule accommodating bin 121 is convenient to adjust according to the actual feeding condition.

In this embodiment, the material blocking and stirring mechanism 6 includes a second rotating seat 61 and a plurality of material blocking and stirring plates 62, the material blocking and stirring plates 62 are circumferentially spaced along the second rotating seat 61, and an opening through which the material blocking and stirring plates 62 rotate is provided on the side wall of the horizontal weighing section 22. When the capsules reach the weighing mechanism 5, the second rotating seat 61 drives one of the material blocking and stirring plates 62 to block the capsules, so that the capsules stay on the weighing mechanism 5 for weighing, and after the weighing is completed, the second rotating seat 61 rotates to drive the next material blocking and stirring plate 62 to push the capsules to be output.

In this embodiment, the side wall of the arc-shaped connecting section 23 is hollowed out, and the dust collection mechanism 4 is covered on the side wall of the arc-shaped connecting section 23. The dust collection mechanism 4 sucks and collects the powder scattered from the surface of the capsule through the hollow side wall, so as to realize the cleaning of the capsule.

In this embodiment, a guide portion 24 with a diameter changing from large to small is arranged at the joint of the vertical falling section 21 and the feeding mechanism 1 to provide guiding for the falling of the capsule.

While the application has been described with reference to preferred embodiments, it is not intended to be limiting. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or equivalent embodiments with equivalent variations can be made, without departing from the scope of the application. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present application shall fall within the scope of the technical solution of the present application.

Claims

1. A capsule weighing device, characterized in that: including feeding mechanism (1), blanking passageway (2) and clean mechanism of capsule (9), clean mechanism of capsule (9) are including pan feeding chamber (91) and cover dust cover (92) of locating the pan feeding chamber (91) outside, pan feeding chamber (91) are including going out dust chamber (911) and connecting in the back taper of going out dust chamber (911) bottom sweeps chamber (912), be equipped with air intake (9121) on sweeping chamber (912), go out dust chamber (911) on be equipped with on being equipped with in dust chamber (911) and be used for supplying into dust outlet hole (9111) in dust cover (92) in pan feeding chamber (91), go out dust chamber (911) bottom and the pan feeding end connection of feeding mechanism (1), be equipped with dust collection subassembly (921) on dust cover (92), feeding mechanism (1) are including pan feeding passageway (11), first roating seat (12), air duct (14) and be used for driving rotatory rotation axis (13) of first roating seat (12), be equipped with capsule holding bin (121) on first roating seat (12), be equipped with on first roating seat (12) week and be used for holding down capsule (21) and take off in the mouth (71) of holding up end and drop of capsule (7) in the mouth (71), the feeding end of pan feeding passageway (11) communicates with play dirt chamber (911), air duct (14) and rotation axis (13) middle part swivelling fit, one side of air duct (14) orientation feed opening (72) is equipped with air duct (141) that can hold storehouse (121) intercommunication with the capsule, all be equipped with on capsule holds storehouse (121), stopper (123) and rotation axis (13) air duct (8) that are used for with air duct (141) intercommunication, blanking passageway (2) are including vertical whereabouts section (21), horizontal weighting section (22) and arc link (23) of connecting both, vertical whereabouts section (21) are connected with the discharge end of feeding mechanism (1), be equipped with dust absorption mechanism (4) on the lateral wall of arc link (23), be equipped with weighing mechanism (5) on horizontal weighting section (22), weighing mechanism (5) top is equipped with keeps off material thumb mechanism (6).

2. Capsule weighing apparatus according to claim 1, wherein: the capsule accommodating bin (121) is detachably connected with the first rotating seat (12).

3. Capsule weighing apparatus according to claim 1, wherein: the capsule accommodating bins (121) are provided with a plurality of capsule accommodating bins (121) which are arranged at intervals along the circumferential direction of the first rotary seat (12).

4. Capsule weighing apparatus according to claim 1, wherein: the first rotating seat (12) comprises a limiting block (123) and a clamping block (124), a limiting part (1231) is arranged on the limiting block (123), the rotating shaft (13) is arranged in the limiting block (123) and the clamping block (124) in a penetrating mode, the clamping block (124) is in threaded connection with the rotating shaft (13), and the capsule accommodating bin (121) is clamped between the limiting block (123) and the clamping block (124).

5. Capsule weighing apparatus according to any one of claims 1 to 4, wherein: the material blocking and stirring mechanism (6) comprises a second rotating seat (61) and a plurality of material blocking and stirring plates (62), the material blocking and stirring plates (62) are circumferentially arranged at intervals along the second rotating seat (61), and openings for the material blocking and stirring plates (62) to rotate through are formed in the side wall of the horizontal weighing section (22).

6. Capsule weighing apparatus according to any one of claims 1 to 4, wherein: the side wall of the arc-shaped connecting section (23) is hollowed out, and the dust collection mechanism (4) is covered on the side wall of the arc-shaped connecting section (23).

7. Capsule weighing apparatus according to any one of claims 1 to 4, wherein: the butt joint of the vertical falling section (21) and the feeding mechanism (1) is provided with a guide part (24) with the diameter changed from large to small.