CN210822847U

CN210822847U - Quantitative blanking device

Info

Publication number: CN210822847U
Application number: CN201921638055.XU
Authority: CN
Inventors: 周生彤
Original assignee: Kang Zuoci
Current assignee: Kang Zuoci
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-06-23
Anticipated expiration: 2029-09-27

Abstract

The utility model relates to a quantitative unloader. The technical scheme is as follows: a quantitative blanking device comprises a blanking box, wherein the lower end of the blanking box is provided with a blanking hole, and a single-hole blanking mechanism used for connecting a medicine bottle is sleeved in the blanking box; the single-hole blanking mechanism comprises a bottle head, the bottle head is sleeved in the blanking box, openings are formed in the upper end and the lower end of the bottle head, the inner cavity of the bottle head is cylindrical, a driving quantitative ring is sleeved in the bottle head, an arc-shaped groove is formed in the ring surface of the driving quantitative ring, a blanking control assembly is connected into the bottle head, and one end of the blanking control assembly is sleeved in the arc-shaped groove. The utility model provides a quantitative unloader of traditional chinese medicine granule haplopore of ration unloading, avoiding blockking up.

Description

Quantitative blanking device

Technical Field

The utility model belongs to the technical field of medicine production facility, concretely relates to ration unloader.

Background

The research on Chinese medicine granulation at home and abroad mainly shows two aspects. The traditional Chinese medicine decoction powder is prepared by crushing traditional Chinese medicine decoction pieces into particles with certain granularity, so that the decoction efficiency is improved, the curative effect is improved, and the traditional Chinese medicine resources are saved. The other is single or compound concentrated extract granule, which is prepared by directly extracting and concentrating single Chinese medicine or traditional classical compound into extract by modern scientific technology and combining processing, medicament, phytochemistry and other scientific research achievements, and then processing into granule for direct administration by patients.

At present, the production process of traditional Chinese medicines is standardized and standardized, and in the prescription dispensing process of traditional Chinese medicine granules, except for the traditional manner of grabbing and weighing by hands, an automatic metering device is adopted for dispensing. The utility model discloses a device of chinese utility model with application number 201520725251.6, it includes the stirring dish to disclose a prevent traditional chinese medicine granule counter that bonds, fixed unloading lid and unloading drive lid, stirring dish and unloading drive lid suit are in the inside and outside both sides of fixed unloading lid respectively, fixed connection just can rotate round the central axis between stirring dish and the unloading drive lid, stirring dish, fixed unloading lid and unloading drive are covered and are offered the same deposit material hole of quantity respectively, measurement hole and unloading hole, the aperture ratio measurement hole in deposit material hole and unloading hole is big, unloading drive lid can make when rotating deposit the material hole and be linked together with the measurement hole or measurement hole and unloading hole communicate mutually. The metering device is matched with a blanking container for use, and quantitative blanking is carried out through dislocation communication among the material storage hole, the metering hole and the blanking hole.

Although the basic requirement of quantitative blanking can be met, the following problems still exist in the actual using process: firstly, the traditional Chinese medicine particles fall into the metering holes firstly to fill up the metering holes as a metering unit, the blanking amount is fixed and unadjustable, the precision can only be controlled on the metering of one hole, if the dosage is larger and the hole is smaller, the blanking needs to be repeatedly rotated, and the blanking efficiency is slower. Secondly, when rotating to communicate with the blanking hole, dropping under the action of gravity, no problem can occur under normal conditions, but the meters all rotate in one direction during blanking, in the process of transferring the material storage hole, the metering hole and the blanking hole, a small part of traditional Chinese medicine particles can possibly enter the gap, and along with more and more particles entering the gap, the gap can be blocked, and the problem of blocking and damaging can easily occur.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the utility model aims to provide a quantitative blanking device for traditional Chinese medicine particles, which can avoid blockage.

The utility model discloses the technical scheme who adopts does:

a quantitative blanking device comprises a blanking box, wherein the lower end of the blanking box is provided with a blanking hole, and a single-hole blanking mechanism used for connecting a medicine bottle is sleeved in the blanking box; the single-hole blanking mechanism comprises a bottle head, the bottle head is sleeved in the blanking box, openings are formed in the upper end and the lower end of the bottle head, the inner cavity of the bottle head is cylindrical, a driving quantitative ring is sleeved in the bottle head, an arc-shaped groove is formed in the ring surface of the driving quantitative ring, a blanking control assembly is connected into the bottle head, and one end of the blanking control assembly is sleeved in the arc-shaped groove.

Preferably, the blanking control assembly comprises an elastic damping ring, a quantitative ring and a limiting ring which are sequentially arranged, and the elastic damping ring, the quantitative ring and the limiting ring are all sleeved in the bottle head; the elastic damping ring is arranged between the driving quantitative ring and the quantitative ring, a separation block is fixed on the quantitative ring, and the separation block is sleeved in the arc-shaped groove; the quantitative ring is provided with the bumping post in keeping away from the one end of drive quantitative ring, is provided with the arc hole on the spacing ring, and the bumping post cover is located in the arc hole, and the spacing ring is connected in the bottle head.

Preferably, the quantitative ring is provided with a lantern ring, the driving quantitative ring is provided with a rotating shaft, and the rotating shaft is sleeved in the lantern ring.

Preferably, the driving quantitative ring is provided with a damping hole, the elastic damping ring is clamped in the damping hole, the inner side of the elastic damping ring is provided with a clamping strip, the outer wall of the lantern ring is provided with a clamping groove, and the clamping strip is clamped in the clamping groove.

Preferably, one side of the limiting ring, which is far away from the quantitative ring, is provided with an RFID chip, and the RFID chip is sleeved in the bottle head.

Preferably, the one end that unloading control assembly was kept away from to drive ration ring is connected with the shield, and the shield cover is provided with drive strip via hole in locating the bottle head, is provided with the drive strip on the drive ration ring, and the other end of drive strip stretches out the drive strip via hole.

Preferably, the discharging box is further provided with a driving mechanism, the output end of the driving mechanism is connected with the single-hole discharging mechanism, and the output end of the driving mechanism is connected with the driving quantifying ring.

Preferably, the driving mechanism comprises a stepping motor, one end of the stepping motor is connected with a hand wheel, an output shaft of the stepping motor is connected with a speed reducer, an output shaft of the speed reducer is connected with a driving head, and the other end of the driving head is connected with the driving quantitative ring.

The utility model has the advantages that:

1. the utility model discloses a drive ration ring can clockwise or anticlockwise rotation, then during the single-hole unloading mechanism can flow into in the ration of the traditional chinese medicine granule in the medicine bottle, realizes quantitative powder charge. When the quantitative ring of drive anticlockwise rotates, unloading control assembly can open the arc wall for traditional chinese medicine granule in the medicine bottle can fall into the arc wall smoothly. When the quantitative ring is driven to rotate clockwise, the arc-shaped groove rotates downwards, and the traditional Chinese medicine particles in the arc-shaped groove fall down and fall into the medicine bag from the opening of the bottle head.

Traditional chinese medicine granule is direct to be discharged from the feed bin between arc wall and the unloading control assembly, has avoided traditional chinese medicine granule among the prior art to shift in proper order in depositing material hole, metering hole, unloading hole and the condition of blockking up easily. The arc-shaped groove is positioned on the ring surface of the drive quantitative ring, so that the traditional Chinese medicine particles are not suitable to be stuck on the arc-shaped groove or the ring surface of the drive quantitative ring when being transferred in the arc-shaped groove, the traditional Chinese medicine particles are prevented from being remained in the device, and the accuracy of the traditional Chinese medicine particle blanking is further improved.

The quantitative ring of drive can rotate to definite position, and then the one end of unloading control assembly can be located the definite position in the arc wall, and the size of the feed bin that forms between unloading control assembly and the arc wall can be adjusted, reaches the purpose of adjusting the unloading volume. The length of the arc-shaped groove can be set to be longer, the blanking control assembly can control the blanking bin, and the blanking operation can be completed by rotating blanking once or a few times.

2. The separating block is sleeved in the arc-shaped groove, and a space between the separating block and the upper side of the arc-shaped groove forms a discharging bin. When the quantitative ring is driven to rotate anticlockwise, under the action of the elastic damping ring, the quantitative ring also rotates anticlockwise correspondingly until the stop pillar on the quantitative ring is stopped by the upper side of the arc-shaped hole on the limiting ring. The quantitative ring is driven to continue to rotate anticlockwise, then the blanking bin is opened, and the blanking bin is filled with the traditional Chinese medicine particles. When the quantitative ring is driven to rotate clockwise, the limiting ring correspondingly rotates clockwise under the drive of the elastic damping ring. When the lower bin is communicated with the lower end opening of the bottle head, the traditional Chinese medicine particles fall down from the lower bin formed between the separation block and the arc-shaped groove. When the stop pillar is stopped by the lower side edge of the arc-shaped hole on the limiting ring, the quantitative ring is driven to continue rotating until the separating block is tightly attached to the upper side end face of the arc-shaped groove, and the blanking bin is closed. In conclusion, under the drive of the driving mechanism, when the quantitative ring is driven to continuously reciprocate, the traditional Chinese medicine particles are quantitatively fed, so that the control is convenient, and the quantification is accurate.

The drive ration ring is by external drive, and the rotation of ration ring is driven through the elastic damping ring by the drive ration ring, then the utility model discloses only have a power input end, the rotation of controlling the drive ration ring promptly can realize the unloading or adjust the purpose of unloading volume. In the prior art, the blanking and the blanking amount adjustment are respectively controlled by separate motors, so that the structure is complex and the failure rate is high. The utility model discloses the technique is by a motor drive, adjusts the action of unloading volume and unloading and accomplishes by a motor, simple structure, and control is convenient, and the operation is stable, and the fault rate is low.

3. The rotating shaft sleeve of the drive quantitative ring is arranged in the sleeve ring of the quantitative ring, so that the drive quantitative ring rotates more stably, the size stability of a lower storage bin formed between the separation block and the upper side of the arc-shaped groove is ensured, and the quantitative accuracy is ensured. And when the drive ration ring rotates stably, a larger gap is generated between the drive ration ring and the inner cavity of the bottle head, so that the condition that traditional Chinese medicine particles fall into the gap between the drive ration ring and the bottle head is avoided.

4. The clamping strip of the elastic damping ring is clamped with the clamping groove, so that the elastic damping ring is fixed with the quantitative ring all the time. The outer wall of the elastic damping ring is tightly attached to the damping hole of the driving quantitative ring, and the driving quantitative ring can drive the elastic damping ring to rotate together when the retaining column does not reach the end position of the arc-shaped hole; and when the bumping post is blocked by the end part of the arc-shaped hole, the elastic damping ring does not rotate continuously along with the driving quantitative ring, and the opening and closing of the upper separation block of the quantitative ring to the lower storage bin can be realized.

And 5, implanting medicine information into the RFID chip.

6. The dust cap can block dust, prevent the dust from entering the bottle head, and prevent the traditional Chinese medicine particles from being polluted.

7. The hand wheel can be under the outage condition, and manual regulation step motor rotates. The stepping motor drives the speed reducer to act, the speed reducer drives the driving head to rotate, and the driving head drives the driving quantitative ring to rotate. By controlling the stepping motor, the stepping motor can realize forward transmission and reverse rotation, and the rotation time of the stepping motor can be accurately controlled.

The advantages of the invention are not limited to the description, but rather are described in greater detail in the detailed description for better understanding.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

It will be appreciated by those skilled in the art that the objects and advantages that can be achieved with the present invention are not limited to the details set forth above, and that these and other objects that can be achieved with the present invention will be more clearly understood from the following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an exploded view of the present invention;

FIG. 2 is an assembly view of the present invention;

FIG. 3 is an exploded view in one direction of a single hole blanking mechanism;

FIG. 4 is an exploded view in another orientation of the single hole blanking mechanism;

FIG. 5 is a schematic view of the structure of the driving constant volume ring and the elastic damping ring;

FIG. 6 is a schematic view of a drive fixed quantity ring, an elastic damping ring and a fixed quantity ring structure;

fig. 7 is a schematic structural view of the bottle head a.

In the figure: 1-discharging box; 2-medicine bottle; 3-a single-hole blanking mechanism; 4-a drive mechanism; 5-a blanking control component; 11-a blanking base; 12-panel ring; 31-bottle head; 32-drive dosing ring; 33-an RFID chip; 34-a dust cover; 41-a stepping motor; 42-hand wheel; 43-a reducer; 44-a drive head; 51-an elastic damping ring; 52-quantitative loop; 53-a stop collar; 311-head A; 312-head B; 321-an arc-shaped groove; 322-a rotating shaft; 323-damping orifice; 324-a drive bar; 341-drive aperture; 511-snap-fit strips; 521-a spacer block; 522-a catch column; 523-a collar; 524-clamping groove; 531-arc shaped hole.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1 to 4 and 7, the quantitative discharging device of the present embodiment includes a discharging box 1, a discharging hole is formed at a lower end of the discharging box 1, a single-hole discharging mechanism 3 for connecting a medicine bottle 2 is sleeved in the discharging box 1, a driving mechanism 4 is further installed on the discharging box 1, and an output end of the driving mechanism 4 is connected with the single-hole discharging mechanism 3; the haplopore unloading mechanism 3 includes bottle head 31, and in the lower magazine 1 was located to bottle head 31 cover, the upper and lower both ends of bottle head 31 all were equipped with the opening, and the inner chamber shape of bottle head 31 was cylindrical, and bottle head 31 endotheca is equipped with drive ration ring 32, and actuating mechanism 4's output and drive ration ring 32 are connected, are provided with arc wall 321 on drive ration ring 32's the anchor ring, still are connected with unloading control assembly 5 in the bottle head 31, and the arc wall 321 is located to the one end cover of unloading control assembly 5.

The bottle head 31 is formed by splicing a bottle head A311 and a bottle head B312, and is convenient for mounting the driving quantitative ring 32 and the blanking control component 5. The blanking box 1 comprises a blanking base 11 and a panel ring 12 which are connected with each other, the inner cavity of the blanking base 11 is cylindrical, and the bottle heads 31 are all sleeved in the blanking base 11. The panel ring 12 enables the bottle head 31 to be stably mounted in the blanking base 11.

The blanking control component 5 comprises an elastic damping ring 51, a quantitative ring 52 and a limiting ring 53 which are arranged in sequence, and the elastic damping ring 51, the quantitative ring 52 and the limiting ring 53 are all sleeved in the bottle head 31; the elastic damping ring 51 is arranged between the driving quantitative ring 32 and the quantitative ring 52, a separating block 521 is fixed on the quantitative ring 52, and the separating block 521 is sleeved in the arc-shaped groove 321; the quantitative ring 52 is provided with a stop column 522 at one end far away from the quantitative driving ring 32, an arc hole 531 is arranged on the limit ring 53, the stop column 522 is sleeved in the arc hole 531, and the limit ring 53 is connected in the bottle head 31.

The driving mechanism 4 of the utility model can drive the quantitative ring 32 to continuously act, so that the traditional Chinese medicine particles in the medicine bottle 2 can quantitatively flow into the single-hole blanking mechanism 3 to realize quantitative medicine filling. When the quantitative ring 32 is driven to rotate counterclockwise, the discharging control component 5 can open the arc-shaped groove 321, so that the traditional Chinese medicine particles in the medicine bottle 2 can smoothly fall into the arc-shaped groove 321. When the quantitative ring 32 is driven to rotate clockwise, the arc-shaped groove 321 rotates downwards, and the traditional Chinese medicine particles in the arc-shaped groove 321 fall down and fall into the medicine bag from the opening of the bottle head 31.

Traditional chinese medicine granule is direct to be discharged from the feed bin between arc wall 321 and unloading control assembly 5, has avoided traditional chinese medicine granule among the prior art to shift in proper order in depositing material hole, metering hole, the unloading hole and the condition of easy jam. The arc-shaped groove 321 is located on the ring surface of the driving quantitative ring 32, so that the traditional Chinese medicine particles are not easy to stick to the arc-shaped groove 321 or the ring surface of the driving quantitative ring 32 when being transferred in the arc-shaped groove 321, thereby avoiding the traditional Chinese medicine particles from remaining in the device and further improving the accuracy of the traditional Chinese medicine particle blanking.

When the action time of the driving mechanism 4 is controlled, the driving quantitative ring 32 can be rotated to a determined position, one end of the blanking control component 5 can be positioned in the arc-shaped groove 321 to determine the position, and the size of a blanking bin formed between the blanking control component 5 and the arc-shaped groove 321 can be adjusted, so that the purpose of adjusting the blanking amount is achieved. The length of the arc-shaped groove 321 can be set to be longer, and the blanking control assembly 5 can control the blanking bin, so that the bagging work can be completed by rotating blanking for one time or a few times.

The separating block 521 is sleeved in the arc-shaped groove 321, and a space between the separating block 521 and the upper side of the arc-shaped groove 321 forms a discharging bin. When the quantitative ring 32 is driven to rotate counterclockwise, the quantitative ring 52 also rotates counterclockwise correspondingly under the action of the elastic damping ring 51 until the stop pin 522 on the quantitative ring 52 is stopped by the upper side of the arc hole 531 on the limiting ring 53. The quantitative ring 32 is driven to rotate counterclockwise continuously, the discharging bin is opened, and the discharging bin is filled with the traditional Chinese medicine particles. When the quantitative ring 32 is driven to rotate clockwise, the limiting ring 53 correspondingly rotates clockwise under the driving of the elastic damping ring 51. When the lower bin is communicated with the lower opening of the bottle head 31, the traditional Chinese medicine particles fall from the lower bin formed between the separating block 521 and the arc-shaped groove 321. When the blocking column 522 is blocked by the lower side edge of the arc hole 531 on the limiting ring 53, the quantitative ring 32 is driven to continue rotating until the separating block 521 is tightly attached to the upper side end face of the arc groove 321, and the blanking bin is closed. In conclusion, when the quantitative ring 32 is driven to continuously reciprocate by the driving mechanism 4, the quantitative feeding of the traditional Chinese medicine particles is convenient to control and accurate in quantitative feeding.

The drive ration ring 32 is by external drive, and the rotation of ration ring 52 is driven through elastic damping ring 51 by drive ration ring 32, then the utility model discloses only have a power input end, the rotation of control drive ration ring 32 promptly can realize the unloading or adjust the purpose of unloading volume. In the prior art, the blanking and the blanking amount adjustment are respectively controlled by separate motors, so that the structure is complex and the failure rate is high. The utility model discloses the technique is driven by a motor 41, and the action of adjusting unloading volume and unloading is accomplished by a motor 41, simple structure, and control is convenient, and the operation is stable, and the fault rate is low.

As shown in fig. 5 and 6, a ring 523 is disposed on the quantitative ring 52, a rotating shaft 322 is disposed on the driving quantitative ring 32, and the rotating shaft 322 is sleeved in the ring 523. The rotating shaft 322 of the driving quantitative ring 32 is sleeved in the lantern ring 523 of the quantitative ring 52, so that the driving quantitative ring 32 rotates more stably, the size of a discharging bin formed between the separating block 522 and the upper side of the arc-shaped groove 321 is stable, and the quantitative accuracy is guaranteed. And when the quantitative ring 32 is driven to rotate stably, a larger gap is generated between the quantitative ring 32 and the inner cavity of the bottle head 31, so that the situation that traditional Chinese medicine particles fall into the gap between the quantitative ring 32 and the bottle head 31 is avoided.

The driving quantitative ring 32 is provided with a damping hole 323, the elastic damping ring 51 is clamped in the damping hole 323, the inner side of the elastic damping ring 51 is provided with a clamping strip 511, the outer wall of the lantern ring 523 is provided with a clamping groove 524, and the clamping strip 511 is clamped in the clamping groove 524. The elastic damping ring 51 is always fixed to the fixed amount ring 52 by the engagement of the engagement groove 524 with the engagement strip 511 of the elastic damping ring 51. The outer wall of the elastic damping ring 51 is tightly attached to the damping hole of the driving quantitative ring 32, and the driving quantitative ring 32 can drive the elastic damping ring 51 to rotate together when the stop column 522 does not reach the end position of the arc-shaped hole 531; when the blocking column 522 is blocked by the end of the arc hole 531, the elastic damping ring 51 does not rotate continuously with the driving quantitative ring 32, and the opening and closing of the separation block 522 on the quantitative ring 52 to the blanking bin can be realized.

The RFID chip 33 is arranged on one side of the limiting ring 53, which is far away from the quantitative ring 52, and the RFID chip 33 is sleeved in the bottle head 31. The RFID chip can be implanted with drug information.

One end of the driving quantitative ring 32, which is far away from the blanking control assembly 5, is connected with a dust cover 34, the dust cover 34 is sleeved in the bottle head 31, a driving strip via hole 341 is formed in the dust cover 34, a driving strip 324 is arranged on the driving quantitative ring 32, the other end of the driving strip 324 extends out of the driving strip via hole 341, and the driving strip 324 is connected with the output end of the driving mechanism 4. The dust-proof cover 34 can block dust, prevent the dust from entering the bottle head 31, and ensure that the traditional Chinese medicine particles are not polluted.

Further, the driving mechanism 4 includes a stepping motor 41, one end of the stepping motor 41 is connected with a hand wheel 42, an output shaft of the stepping motor 41 is connected with a speed reducer 43, an output shaft of the speed reducer 43 is connected with a driving head 44, and the other end of the driving head 44 is connected with the driving quantifying ring 32. The handwheel 42 can manually adjust the follow-up control of the stepper motor 41 in case of power failure. The stepping motor 41 drives the speed reducer 43 to act, the speed reducer 43 drives the driving head 44 to rotate, and the driving head 44 drives the quantitative ring 32 to rotate. By controlling the stepping motor 41, the stepping motor 41 can realize forward rotation and reverse rotation, and the rotation time of the stepping motor 41 can be accurately controlled.

The bottle head 31 is composed of a bottle head A311 and a bottle head B312, when the single-hole blanking mechanism 3 is assembled, the RFID chip 33 is firstly arranged in the groove of the bottle head A311, then the limit ring 53 is arranged in the bottle head A311 and covers the RFID chip 33, then the quantitative ring 52 is arranged, the elastic damping ring 51 is connected with the quantitative ring 52, then the driving quantitative ring 32 is connected with the quantitative ring 52, then the dustproof cover 34 is arranged on the driving quantitative ring 32, and finally the bottle head B312 and the bottle head A311 are fixed.

The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.

Claims

1. The utility model provides a ration unloader which characterized in that: comprises a blanking box (1), wherein the lower end of the blanking box (1) is provided with a blanking hole, and a single-hole blanking mechanism (3) used for connecting a medicine bottle (2) is sleeved in the blanking box (1); single hole unloading mechanism (3) are including bottle head (31), and in feed box (1) was located down to bottle head (31) cover, the upper and lower both ends of bottle head (31) all were equipped with the opening, and the inner chamber shape of bottle head (31) is cylindrical, and bottle head (31) endotheca is equipped with drive ration ring (32), is provided with arc wall (321) on the anchor ring of drive ration ring (32), still is connected with unloading control assembly (5) in bottle head (31), and one pot head of unloading control assembly (5) is located in arc wall (321).

2. A dosing and blanking device according to claim 1, characterised in that: the blanking control component (5) comprises an elastic damping ring (51), a quantitative ring (52) and a limiting ring (53) which are sequentially arranged, and the elastic damping ring (51), the quantitative ring (52) and the limiting ring (53) are all sleeved in the bottle head (31); the elastic damping ring (51) is arranged between the driving quantitative ring (32) and the quantitative ring (52), a separating block (521) is fixed on the quantitative ring (52), and the separating block (521) is sleeved in the arc-shaped groove (321); one end of the quantitative ring (52) far away from the driving quantitative ring (32) is provided with a stop column (522), an arc-shaped hole (531) is formed in the limiting ring (53), the stop column (522) is sleeved in the arc-shaped hole (531), and the limiting ring (53) is connected in the bottle head (31).

3. A dosing and blanking device according to claim 2, characterised in that: the quantitative ring (52) is provided with a lantern ring (523), the driving quantitative ring (32) is provided with a rotating shaft (322), and the rotating shaft (322) is sleeved in the lantern ring (523).

4. A dosing and blanking device according to claim 3, characterised in that: the drive quantitative ring (32) is provided with a damping hole (323), the elastic damping ring (51) is clamped in the damping hole (323), the inner side of the elastic damping ring (51) is provided with a clamping strip (511), the outer wall of the lantern ring (523) is provided with a clamping groove (524), and the clamping strip (511) is clamped in the clamping groove (524).

5. A dosing and blanking device according to claim 2, characterised in that: an RFID chip (33) is arranged on one side, away from the quantitative ring (52), of the limiting ring (53), and the bottle head (31) is sleeved with the RFID chip (33).

6. A dosing and blanking device according to claim 1, characterised in that: one end, far away from the blanking control assembly (5), of the driving quantitative ring (32) is connected with a dustproof cover (34), the dustproof cover (34) is sleeved in the bottle head (31), driving strip through holes (341) are formed in the dustproof cover (34), driving strips (324) are arranged on the driving quantitative ring (32), and the other ends of the driving strips (324) extend out of the driving strip through holes (341).

7. A quantitative blanking device according to any one of claims 1 to 6, characterised in that: the blanking box (1) is further provided with a driving mechanism (4), the output end of the driving mechanism (4) is connected with the single-hole blanking mechanism (3), and the output end of the driving mechanism (4) is connected with the driving quantitative ring (32).

8. A dosing and blanking device according to claim 7, characterised in that: the driving mechanism (4) comprises a stepping motor (41), one end of the stepping motor (41) is connected with a hand wheel (42), an output shaft of the stepping motor (41) is connected with a speed reducer (43), an output shaft of the speed reducer (43) is connected with a driving head (44), and the other end of the driving head (44) is connected with a driving quantitative ring (32).