阅读说明：本技术 一种具有自动添加物料的缓降落料装置 (Slowly fall doffer with automatically, add material ) 是由 方策 戴杰挺 方芳 黄斌斌 方丹 翁自正 柯一杭 于 2021-08-24 设计创作，主要内容包括：本发明涉及一种具有自动添加物料的缓降落料装置,包括物料容器及设置于物料容器下方并用于将药粉向下运输的落料机构,所述的物料容器上方设置有多个药箱,各药箱中设置横截设置有挡板,挡板下方设置有与挡板贴合的转动板,挡板上方设置有遮挡片,挡板中心贯穿设置有转动杆且转动杆与挡板转动配合,转动杆两端分别延伸至转动板与遮挡片并与转动板及遮挡片固定连接,挡板沿竖向设置有用于容纳药粉的储药通槽,转动板上设置有与储药通槽大小相适配的出药槽口且出药槽口延伸至药箱外,遮挡片位于出药槽口正上方并沿转动杆周向延伸,药箱外设置有用于驱动转动杆旋转的转动杆驱动件。本发明提供一种具有自动添加物料的缓降落料装置。(The invention relates to a slow-falling blanking device with automatic material adding function, which comprises a material container and a blanking mechanism arranged below the material container and used for conveying medicinal powder downwards, material container top be provided with a plurality of medical chests, set up the transversal baffle that is provided with in each medical chest, the baffle below is provided with the rotor plate with the baffle laminating, the baffle top is provided with shelters from the piece, the baffle center runs through and is provided with dwang and baffle normal running fit, the dwang both ends extend to the rotor plate respectively and shelter from the piece and with the rotor plate and shelter from piece fixed connection, the baffle is followed vertical storage medicine that is used for holding powder and is led to the groove, be provided with on the rotor plate and lead to the play medicine notch of groove size looks adaptation with storage medicine and go out the medicine notch and extend to outside the medical chest, shelter from the piece and be located directly over the medicine notch and extend along dwang circumference, the medical chest is provided with the dwang that is used for driving the dwang rotation outward. The invention provides a slow-falling blanking device capable of automatically adding materials.)

1. The utility model provides a slowly fall doffer with automatic material that adds, includes material container and sets up in material container below and be used for the blanking mechanism with powder transportation down, its characterized in that: the medicine storage container is characterized in that a plurality of medicine boxes are arranged above the material container, a transverse baffle is arranged in each medicine box, a rotating plate attached to the baffle is arranged below the baffle, a shielding piece is arranged above the baffle, a rotating rod penetrates through the center of the baffle and is in rotating fit with the rotating rod, two ends of the rotating rod respectively extend to the rotating plate and the shielding piece and are fixedly connected with the rotating plate and the shielding piece, a medicine storage through groove for containing medicine powder is vertically arranged on the baffle, a medicine outlet groove opening matched with the size of the medicine storage through groove is formed in the rotating plate, the medicine outlet groove opening extends out of the medicine boxes, the shielding piece is positioned right above the medicine outlet groove opening and extends along the circumferential direction of the rotating rod, a driving piece for driving the rotating rod to rotate is arranged outside the medicine boxes, the rotating rod driving piece enables the medicine storage through groove to have a medicine storage state and a medicine outlet state, the medicine storage state is that the medicine storage through groove and the medicine outlet groove opening are staggered, and the shielding piece is not positioned above the medicine storage through groove, powder gets into and stores up the medicine and leads to the groove in, goes out the medicine state and leads to the groove for storing up the medicine relative with going out the medicine notch, and it is above leading to the groove to shelter from the piece to be in storing up the medicine this moment, and powder can't pass through to shelter from the piece and get into and store up the medicine and lead to the groove in, stores up the powder that the medicine led to the groove and leads to outside through going out medicine notch to the medical kit.

2. The slow descending blanking device with the function of automatically adding materials according to claim 1, is characterized in that: the baffle on be provided with reserve medicine groove and the powder volume that reserve medicine groove can hold is greater than the medicine storage and leads to the groove, be provided with the reserve notch of the size looks adaptation of reserve medicine groove on the rotor plate and reserve notch is located and shelters from the piece below, reserve medicine groove has entering state and leaving state, the entering state is that reserve medicine groove and reserve notch are mutually wrong, shelter from the piece not being in reserve medicine groove top this moment, powder gets into in reserve medicine groove, the leaving state is that reserve medicine groove is relative with reserve notch, shelter from the piece being in reserve medicine groove top this moment, powder can't get into reserve medicine groove through sheltering from the piece, powder in the reserve medicine groove is outside the medicine chest through reserve notch, the dwang driving piece makes the baffle have first medicine state and the second state of going out, first medicine state is that reserve medicine groove is in the entering state, medicine storage leads to the groove and is in medicine state and medicine storage state switching over each other, the second state of going out medicine is that medicine leads to the groove and is in medicine storage state, the standby medicine groove is switched between an entering state and a leaving state.

3. The slow descending blanking device with the function of automatically adding materials according to claim 2, is characterized in that: the rotor plate transversely be provided with spacing groove and be located reserve medicine groove and store up the medicine and lead to between the groove, the spacing groove is provided with the stopper that removes along the spacing groove, be provided with between stopper and the spacing groove and reset spring that resets the stopper to the spacing groove outside, the stopper has the arc end that is curved relatively with reset spring connected's the other end, the medical kit inner wall is provided with two fixed slots and the fixed slot that lead to the case outer wall with stopper size position looks adaptation, two fixed slots are located the logical groove of storage medicine and reserve medicine groove side respectively.

4. The slow descending blanking device with the function of automatically adding materials according to claim 2, is characterized in that: blanking mechanism include the material pipeline, the material container is along vertical feed inlet and material pipeline looks UNICOM that is provided with, the material pipeline is along vertical setting, the material pipeline includes upper tube way and lower pipeline, be provided with sleeve pipe and upper tube way between upper tube way and the lower pipeline, lower pipeline and sleeve pipe looks UNICOM, be provided with the pinch valve on the sleeve pipe, the pinch valve makes the sleeve pipe have circulation state and blocks the state, the circulation state is the material and gets into the lower pipeline through the sleeve pipe, block the state and block the sleeve pipe for the pinch valve, powder can't pass through the sleeve pipe.

5. The slow descending blanking device with the function of automatically adding materials according to claim 4, is characterized in that: the material pipeline comprises a plurality of upper pipelines and lower pipelines, and the sleeves are arranged between the adjacent upper pipelines and the lower pipelines.

6. The slow descending blanking device with the function of automatically adding materials according to claim 4, is characterized in that: the material pipeline both sides be provided with the bracing piece respectively, the fixed extension piece that is provided with on the material pipeline, the fixed a plurality of backup pads that are provided with between two bracing pieces, be provided with the mouth that allies oneself with that supplies the material pipeline to pass in each backup pad, a plurality of backup pads are along material pipeline evenly distributed, extend the bolt fit between piece and the backup pad.

7. The slow descending blanking device with the function of automatically adding materials according to claim 5, is characterized in that: the feed inlet and material pipeline between be provided with the material valve that is used for cuting the feed inlet, the lower pipeline lower extreme farthest away from the material container is provided with the bottom valve that is used for cuting, material valve upper end is provided with the upside detector that is used for detecting the feed inlet powder and exists, the bottom valve is provided with the downside detector that is used for detecting corresponding lower pipeline powder and exists.

8. The slow descending blanking device with the function of automatically adding materials according to claim 7, is characterized in that: the device comprises a controller used for controlling a pinch valve, a material valve and a bottom valve, wherein the controller is provided with an air pipe communicated with the pinch valve, the material valve and the bottom valve, and the controller is also used for receiving information of an upper side detector and a lower side detector.

Technical Field

The invention relates to a slow-falling blanking device, in particular to a slow-falling blanking device capable of automatically adding materials.

Background

The blanking device is a device for transporting processed materials from a high position to a low position, and various medicinal powders are added into a material container of the blanking device according to a certain proportion in the field of pharmacy and are mixed to fall.

At present, the in-process of adding the powder into the material container mostly adopts the manual work to measure and add, but the operation is inconvenient for allotment efficiency is very low, thereby leads to the rise of cost of labor.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a slow-falling blanking device with the function of automatically adding materials.

In order to achieve the purpose, the invention provides the following technical scheme: comprises a material container and a blanking mechanism which is arranged below the material container and used for transporting medicine powder downwards, a plurality of medicine boxes are arranged above the material container, transverse baffles are arranged in the medicine boxes, rotating plates which are attached to the baffles are arranged below the baffles, shielding pieces are arranged above the baffles, rotating rods are arranged in the centers of the baffles in a penetrating manner and are in rotating fit with the baffles, two ends of the rotating rods respectively extend to the rotating plates and the shielding pieces and are fixedly connected with the rotating plates and the shielding pieces, medicine storage through grooves which are used for containing the medicine powder are vertically arranged on the baffles, medicine outlet grooves which are matched with the size of the medicine storage through grooves are arranged on the rotating plates, the medicine outlet grooves extend out of the medicine boxes, the shielding pieces are positioned right above the medicine outlet grooves and extend along the circumferential direction of the rotating rods, rotating rod driving pieces which are used for driving the rotating rods to rotate are arranged outside the medicine boxes, and the medicine storage through grooves have a medicine storage state and a medicine outlet state through the rotating rod driving pieces, the medicine storage state is that medicine storage through groove and medicine outlet groove are mutually wrong, and the shielding piece is not in the medicine storage through groove top this moment, and powder gets into and stores up the medicine and leads to the inslot, and it is relative with medicine outlet groove for medicine storage through groove to go out the medicine state, and shielding piece is in the medicine storage through groove top this moment, and powder can't get into through the shielding piece and store up the medicine and lead to the inslot, and the powder that stores up the medicine and lead to the inslot is through going out medicine groove to the medicine chest outside.

By adopting the technical scheme, before different medicinal powders are required to be added into a material container, the medicinal powders are put into corresponding medicine boxes, then the rotating driving piece is started to rotate, so that the rotating rod simultaneously drives the rotating plate and the shielding piece to rotate, when the medicine storage through groove is staggered with the medicine outlet groove opening and the shielding piece is not positioned right above the medicine storage through groove, the medicinal powders can enter the medicine storage through groove until the medicine storage through groove is full, the size of the medicine storage through groove is the basic unit quantity of the medicine amount, then the shielding piece can firstly rotate to the position above the medicine storage through groove along with the continuous rotation of the rotating rod, so that the medicinal powders in the medicine storage through groove are isolated from the medicinal powders in the medicine boxes, the medicine storage through groove is opposite to the medicine outlet groove opening, at the moment, the medicinal powders flow out from the medicine storage through groove opening and fall into the material container through the medicine outlet groove opening, the medicine storage through grooves in each medicine box are different in size and the operation times of each medicine box are different, so as to achieve the purpose of mixing different medicinal powders according to a certain proportion, simultaneously because the size that stores up the medicine logical groove is fixed for the powder that once runs and once flow out is fixed, and is more stable to the mixed ratio control of powder, and full automation, very big improvement the efficiency of operation.

The invention is further configured to: the baffle on be provided with reserve medicine groove and the powder volume that reserve medicine groove can hold is greater than the medicine storage and leads to the groove, be provided with the reserve notch of the size looks adaptation of reserve medicine groove on the rotor plate and reserve notch is located and shelters from the piece below, reserve medicine groove has entering state and leaving state, the entering state is that reserve medicine groove and reserve notch are mutually wrong, shelter from the piece not being in reserve medicine groove top this moment, powder gets into in reserve medicine groove, the leaving state is that reserve medicine groove is relative with reserve notch, shelter from the piece being in reserve medicine groove top this moment, powder can't get into reserve medicine groove through sheltering from the piece, powder in the reserve medicine groove is outside the medicine chest through reserve notch, the dwang driving piece makes the baffle have first medicine state and the second state of going out, first medicine state is that reserve medicine groove is in the entering state, medicine storage leads to the groove and is in medicine state and medicine storage state switching over each other, the second state of going out medicine is that medicine leads to the groove and is in medicine storage state, the standby medicine groove is switched between an entering state and a leaving state.

By adopting the technical scheme, after the mixing proportion of different medicinal powders is changed, if one medicinal kit needs to be operated for a plurality of times and the other medicinal kit only needs to be operated for one time, the medicinal kit which only needs to be operated for one time is in a stop state for most of time, the efficiency is low, the baffle is provided with the standby medicinal groove, so that the medicinal kit which needs to be operated for a plurality of times can adopt the standby medicinal groove to output the medicinal powders, the standby medicinal groove is larger than the medicinal storage through groove, the operation frequency of the medicinal kit can be reduced, the integral operation efficiency is improved, the medicinal storage through groove is reserved because when the required medicinal powders are less and less than the dosage conveyed by the standby medicinal groove, the medicinal storage through groove only can be adopted, the medicinal storage through groove is the basic unit dosage of the medicinal dosages, the standby medicinal groove can not be opposite to the medicinal discharge notch by controlling the rotation direction of the rotating rod driving piece, and the same medicinal storage through groove can not be opposite to the standby notch, when needing to use the medicine storage to lead to the groove promptly, dwang driving piece drive dwang forward rotates, make the medicine storage lead to the groove relative with a medicine groove, the powder that the medicine storage led to the groove leaves the medical kit, and the back drive dwang rotates, make the medicine storage lead to the groove with a medicine groove mistake and shelter from the piece and lead to the groove and change from the medicine, powder in the medical kit leads to the groove with the medicine storage and fills up again, and then the above-mentioned process is repeated to the forward drive dwang again, this in-process reserve medicine groove is always wrong with reserve groove, so can not follow powder and can not flow from reserve groove, when needing to make reserve medicine groove like the reason, be the back drive dwang earlier, make the powder that is in reserve medicine groove leave the medical kit, the forward drive dwang again, replenish the powder in reserve medicine groove, last back drive dwang, carry powder once more and leave the medical kit.

The invention is further configured to: the rotor plate transversely be provided with spacing groove and be located reserve medicine groove and store up the medicine and lead to between the groove, the spacing groove is provided with the stopper that removes along the spacing groove, be provided with between stopper and the spacing groove and reset spring that resets the stopper to the spacing groove outside, the stopper has the arc end that is curved relatively with reset spring connected's the other end, the medical kit inner wall is provided with two fixed slots and the fixed slot that lead to the case outer wall with stopper size position looks adaptation, two fixed slots are located the logical groove of storage medicine and reserve medicine groove side respectively.

By adopting the technical scheme, when the medicine storage through groove is used for conveying medicine powder, the rotating rod is driven in a forward direction, so that the medicine powder leaves the medicine box from the medicine storage through groove, if the rotating rod is driven in the forward direction continuously, the standby medicine groove is opposite to the medicine outlet groove opening, so that the medicine powder flows out from the standby medicine groove, the mixing ratio of the medicine powder is influenced due to the different sizes of the standby medicine groove and the medicine storage through groove, therefore, a limit groove, a limit block and a reset spring are arranged between the standby medicine groove and the medicine storage through groove, if the medicine outlet through groove is opposite to the medicine storage through groove, the limit groove is opposite to the fixed groove, the limit block enters the fixed groove under the action of the reset spring, the rotating plate cannot rotate, an operator is reminded, obstacles are eliminated, and then a tool is used for pushing the limit block back into the limit groove through the fixed groove, thereby reach and prevent the appearance of reserve medicine groove and the relative condition of play medicine notch, when using the medicine storage to lead to the groove and carry out the transport to powder, use another fixed slot to reach such effect equally.

The invention is further configured to: blanking mechanism include the material pipeline, the material container is along vertical feed inlet and material pipeline looks UNICOM that is provided with, the material pipeline is along vertical setting, the material pipeline includes upper tube way and lower pipeline, be provided with sleeve pipe and upper tube way between upper tube way and the lower pipeline, lower pipeline and sleeve pipe looks UNICOM, be provided with the pinch valve on the sleeve pipe, the pinch valve makes the sleeve pipe have circulation state and blocks the state, the circulation state is the material and gets into the lower pipeline through the sleeve pipe, block the state and block the sleeve pipe for the pinch valve, powder can't pass through the sleeve pipe.

Through adopting above-mentioned technical scheme, powder gets into the material container after, get into the material pipeline through the feed inlet, then powder reaches in the sleeve pipe through last pipeline, pinch valve cuts the sleeve pipe this moment, the speed of powder returns to zero this moment, open pinch valve again, powder passes through the sleeve pipe and gets into the lower pipeline, through being divided into pipeline and lower pipeline with the material pipeline, make powder stop when reaching the sleeve pipe between pipeline and the lower pipeline, fall again, make powder when leaving from the material pipeline, its speed is lower, prevent to cause the condition of layering to appear easily because the not totally unanimous free gravity unloading of material proportion between the different powder, and then influence the effect that powder mixes between the different powder.

The invention is further configured to: the material pipeline comprises a plurality of upper pipelines and lower pipelines, and the sleeves are arranged between the adjacent upper pipelines and the lower pipelines.

By adopting the technical scheme, the material pipeline is divided into the upper pipelines and the lower pipelines, the sleeve and the pinch valve are arranged between each upper pipeline and each lower pipeline, so that the medicine powder can stop when passing through the sleeve and the pinch valve each time, the process of descending the medicine powder is divided, the large impact caused by one-time falling is converted into a plurality of small impacts, and the protection effect on the medicine powder is achieved.

The invention is further configured to: the material pipeline both sides be provided with the bracing piece respectively, the fixed extension piece that is provided with on the material pipeline, the fixed a plurality of backup pads that are provided with between two bracing pieces, be provided with the mouth that allies oneself with that supplies the material pipeline to pass in each backup pad, a plurality of backup pads are along material pipeline evenly distributed, extend the bolt fit between piece and the backup pad.

Through adopting above-mentioned technical scheme, the setting of bracing piece, backup pad and extension piece plays the supporting role to the material pipeline, can not take place too big transmission influence when powder passes through the material pipeline, and the whereabouts of powder is more stable.

The invention is further configured to: the feed inlet and material pipeline between be provided with the material valve that is used for cuting the feed inlet, the lower pipeline lower extreme farthest away from the material container is provided with the bottom valve that is used for cuting, material valve upper end is provided with the upside detector that is used for detecting the feed inlet powder and exists, the bottom valve is provided with the downside detector that is used for detecting corresponding lower pipeline powder and exists.

Through adopting above-mentioned technical scheme, whether material valve control powder gets into the feed inlet, and whether bottom valve control powder leaves from the material pipeline, and material valve and bottom valve are used for controlling opening and closing of whole device, and can be as automated control's prerequisite, and the upside detector is confirmed whether the material container has powder yet, and the downside detector is confirmed whether powder still has in the material pipeline for detect whether the material still has the residue in material pipeline and material container.

The invention is further configured to: the device comprises a controller used for controlling a pinch valve, a material valve and a bottom valve, wherein the controller is provided with an air pipe communicated with the pinch valve, the material valve and the bottom valve, and the controller is also used for receiving information of an upper side detector and a lower side detector.

By adopting the technical scheme, after the medicinal powder enters the material container, the upper side detector detects that the medicinal powder exists, information is transmitted to the controller, the controller controls the material valve to be opened, at the moment, the medicinal powder enters the material pipeline through the feed inlet and falls to the first pinch valve, then the controller controls the pinch valve to be opened, the medicinal powder continuously falls to the next pinch valve through the pinch valve, the process is repeated until the medicinal powder falls to the bottom valve, the controller controls the bottom valve to be opened, the medicinal powder leaves from the material pipeline through the bottom valve, the device is high in reliability, signals can be provided for the controller through the upper side detector and the lower side detector to further control the opening and closing of the corresponding valves, the automation degree is high, manual operation is not needed, the application range is wide, and the lengths of the upper pipeline and the lower pipeline can be adjusted as required.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the construction of the kit of the present invention;

FIG. 3 is an exploded view of a medicine chest in accordance with the present invention;

FIG. 4 is a front elevational view of a medicine chest in the present invention;

FIG. 5 is a cross-sectional view A-A of the present invention;

FIG. 6 is a cross-sectional view B-B of the present invention;

FIG. 7 is a cross-sectional view of the present invention C-C;

FIG. 8 is a partial enlarged view D of the present invention;

FIG. 9 is a schematic view of the structure of the material container and the material pipe according to the present invention;

FIG. 10 is a partial enlarged view E of the present invention;

FIG. 11 is a partial enlarged view F of the present invention.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1-11, the invention discloses a slow-falling blanking device with automatic material adding function, comprising a material container 1 and a blanking mechanism 2 arranged below the material container 1 and used for transporting medicine powder downwards, a plurality of medicine boxes 31 are arranged above the material container 1, a baffle 32 is transversely arranged in each medicine box 31, a rotating plate 33 attached to the baffle 32 is arranged below the baffle 32, a shielding sheet 34 is arranged above the baffle 32, a rotating rod 36 is arranged at the center of the baffle 32 in a penetrating manner and rotatably matched with the baffle 32, two ends of the rotating rod 36 respectively extend to the rotating plate 33 and the shielding sheet 34 and are fixedly connected with the rotating plate 33 and the shielding sheet 34, a medicine storage through groove 321 used for containing medicine powder is vertically arranged on the baffle 32, a medicine outlet notch 331 matched with the size of the medicine storage through groove 321 is arranged on the rotating plate 33, and the medicine outlet notch 331 extends to the outside of the medicine boxes 31, the shielding piece 34 is located right above the medicine outlet notch 331 and extends along the circumferential direction of the rotating rod 36, a rotating rod driving piece 35 for driving the rotating rod 36 to rotate is arranged outside the medicine box 31, the rotating rod driving piece 35 enables the medicine storage through groove 321 to have a medicine storage state and a medicine outlet state, the medicine storage state is that the medicine storage through groove 321 is staggered with the medicine outlet notch 331, the shielding piece 34 is not located above the medicine storage through groove 321 at the moment, medicine powder enters the medicine storage through groove 321, the medicine outlet state is that the medicine storage through groove 321 is opposite to the medicine outlet notch 331, the shielding piece 34 is located above the medicine storage through groove 321 at the moment, the medicine powder in the medicine storage through groove 321 can not enter the medicine storage through the shielding piece 34, the medicine powder in the medicine storage through groove 321 passes through the medicine outlet notch 331 to the outside the medicine box 31, when different medicine powder is required to be added into the material container 1, the medicine powder is put into the corresponding medicine box 31, then the rotating driving piece is started, so that the rotating rod 36 simultaneously drives the rotating plate 33 and the shielding piece 34 to rotate, when the medicine storage through groove 321 and the medicine outlet groove 331 are staggered and the shielding piece 34 is not located right above the medicine storage through groove 321, the medicine powder can enter the medicine storage through groove 321 until the medicine storage through groove 321 is full, the size of the medicine storage through groove 321 is the basic unit amount of the medicine amount, then the shielding piece 34 rotates to the upper side of the medicine storage through groove 321 along with the continuous rotation of the rotating rod 36, so that the medicine powder in the medicine storage through groove 321 is separated from the medicine powder in the medicine boxes 31, then the medicine storage through groove 321 is opposite to the medicine outlet groove 331, at the moment, the medicine powder flows out from the medicine storage through groove 321 and falls into the material container 1 through the medicine outlet groove 331, the medicine storage through grooves 321 in each medicine box 31 are different in size, and the operation times of each medicine box 31 are different, so as to achieve the purpose of mixing different medicine powders according to a certain proportion, meanwhile, the size of the medicine storage through groove 321 is fixed, so that the medicine powder flowing out is fixed every operation, the control of the mixing proportion of the medicinal powder is more stable, the whole process is automatic, and the operation efficiency is greatly improved.

The baffle 32 is provided with a standby medicine groove 322, the medicine powder amount contained in the standby medicine groove 322 is larger than that in the medicine storage through groove 321, the rotating plate 33 is provided with a standby notch 332 matched with the standby medicine groove 322 in size, the standby notch 332 is positioned below the shielding piece 34, the standby medicine groove 322 has an entering state and a leaving state, the entering state is that the standby medicine groove 322 is staggered with the standby notch 332, the shielding piece 34 is not positioned above the standby medicine groove 322, the medicine powder enters the standby medicine groove 322, the leaving state is that the standby medicine groove 322 is opposite to the standby notch 332, the shielding piece 34 is positioned above the standby medicine groove 322, the medicine powder cannot enter the standby medicine groove 322 through the shielding piece 34, the medicine powder in the standby medicine groove 322 passes through the standby notch 332 to the outside the medicine box 31, the driving piece 35 enables the baffle 32 to have a first medicine discharging state and a second medicine discharging state, the first medicine discharging state is that the standby medicine groove 322 is in the entering state, the medicine storage through groove 321 is switched between the medicine discharging state and the medicine storage state, the second medicine discharging state is that the medicine storage through groove 321 is in the medicine storage state, the standby medicine groove 322 is switched between the entering state and the leaving state, when the mixing ratio of different medicine powders is changed, if one medicine box 31 needs to be operated for a plurality of times and the other medicine box 31 only needs to be operated for one time, the medicine box 31 which is operated for one time is in the stop state for most of time, the efficiency is low, the standby medicine groove 322 is arranged on the baffle 32, so that the medicine box 31 which needs to be operated for a plurality of times can output the medicine powders by adopting the standby medicine groove 322, because the standby medicine groove 322 is larger than the medicine storage through groove 321, the operation times of the medicine box 31 can be reduced, the whole operation efficiency is improved, and the medicine storage through groove 321 is remained because the medicine storage through groove 321 can only be adopted when the needed medicine powder is less and the dosage is less than the dosage conveyed by the standby medicine groove 322, because the medicine storage through groove 321 is a basic unit quantity of the medicine quantity, and the rotation direction of the rotating rod driving part 35 is controlled to ensure that the standby medicine groove 322 is not opposite to the medicine outlet notch 331, and the medicine storage through groove 321 is not opposite to the standby notch 332, that is, when the medicine storage through groove 321 needs to be used, the rotating rod driving part 35 drives the rotating rod 36 to rotate in the forward direction, so that the medicine storage through groove 321 is opposite to the medicine outlet notch 331, the medicine powder in the medicine storage through groove 321 is separated from the medicine box 31, and then the rotating rod 36 is driven to rotate in the reverse direction, so that the medicine storage through groove 321 is staggered with the medicine outlet notch 331 and the shielding piece 34 is separated from the medicine storage through groove 321, the medicine powder in the medicine box 31 is refilled in the medicine storage through groove 321, and then the rotating rod 36 is driven in the forward direction, in the process, the standby medicine groove 322 always is staggered with the standby notch 332, so that the medicine powder cannot flow out of the standby notch 332, and the medicine groove 322 needs to be used, firstly, the rotating rod 36 is driven reversely to make the medicinal powder in the standby medicinal groove 322 leave the medicinal box 31, then the rotating rod 36 is driven forwardly to replenish the medicinal powder in the standby medicinal groove 322, and finally the rotating rod 36 is driven reversely to convey the medicinal powder away from the medicinal box 31 again.

The rotating plate 33 is transversely provided with a limiting groove 333, the limiting groove 333 is positioned between the standby medicine groove 322 and the medicine storage through groove 321, the limiting groove 333 is provided with a limiting block 334 moving along the limiting groove 333, a reset spring 335 for resetting the limiting block 334 to the outside of the limiting groove 333 is arranged between the limiting block 334 and the limiting groove 333, the other end of the limiting block 334 opposite to the reset spring 335 is provided with an arc-shaped end 3341, the inner wall of the medicine box 31 is provided with two fixing grooves 311 matched with the limiting block 334 in size and position, the fixing grooves 311 extend to the outer wall of the medicine box 31, the two fixing grooves 311 are respectively positioned at the sides of the medicine storage through groove 321 and the standby medicine groove 322, when the medicine storage through groove 321 is used for conveying medicine powder, the rotating rod 36 is positively driven, so that the medicine powder leaves the medicine box 31 from the medicine storage through groove 321, and then if the rotating rod 36 is continuously positively driven, the standby medicine groove 322 is opposite to the medicine outlet groove 331, so that the medicine powder flows out from the standby medicine groove 322, and the standby medicine groove 322 and the medicine storage through groove 321 have different sizes which influence the mixing proportion of the medicine powder, so a limit groove 333, a limit block 334 and a reset spring 335 are arranged between the standby medicine groove 322 and the medicine storage through groove 321, when the medicine discharging through groove is opposite to the medicine storing through groove 321, if the rotating plate 33 continues to rotate in the forward direction, so that the limit groove 333 is opposite to the fixing groove 311, the limit block 334 enters the fixing groove 311 under the action of the return spring 335, so that the rotating plate 33 cannot rotate, thereby alerting an operator, the obstacles are removed, then the limiting block 334 is pushed back into the limiting groove 333 through the fixing groove 311 by using a tool, thereby reach and prevent the appearance of the relative condition of reserve medicine groove 322 and play medicine notch 331, when using medicine storage through groove 321 to carry out the transport to powder, use another fixed slot 311 to reach like this effect equally.

The blanking mechanism 2 comprises a material pipeline 22, a material container 1 is vertically provided with a feed inlet 211, the feed inlet 211 is communicated with the material pipeline 22, the material pipeline 22 is vertically arranged, the material pipeline 22 comprises an upper pipeline 221 and a lower pipeline 222, a sleeve 223 is arranged between the upper pipeline 221 and the lower pipeline 222, the upper pipeline 221, the lower pipeline 222 and the sleeve 223 are communicated, the sleeve 223 is provided with a pinch valve 224, the pinch valve 224 enables the sleeve 223 to have a circulation state and a cut-off state, the circulation state is that the material enters the lower pipeline 222 through the sleeve 223, the cut-off state is that the pinch valve 224 cuts off the sleeve 223, the medicine powder cannot pass through the sleeve 223, the medicine powder enters the material container 1 and enters the material pipeline 22 through the feed inlet 211, the medicine powder reaches the sleeve 223 through the upper pipeline 221, the sleeve 223 is cut off by the pinch valve 224, the speed of the medicine powder returns to zero, the pinch valve 224 is opened, and the medicine powder enters the lower pipeline 222 through the sleeve 223, by dividing the material pipeline 22 into the upper pipeline 221 and the lower pipeline 222, the medicine powder stops when reaching the sleeve 223 between the upper pipeline 221 and the lower pipeline 222 and then falls, so that the medicine powder is separated from the material pipeline 22 at a lower speed, and the situation that layering is easily caused by the fact that the material specific gravity is not completely consistent and the free gravity blanking is easy to cause between different medicine powders is prevented, and the effect of mixing the medicine powder between different medicine powders is further influenced.

The material pipeline 22 comprises a plurality of upper pipelines 221 and lower pipelines 222, a sleeve 223 is arranged between the adjacent upper pipelines 221 and lower pipelines 222, the material pipeline 22 is divided into the plurality of upper pipelines 221 and lower pipelines 222, and the sleeve 223 and a pinch valve 224 are arranged between each upper pipeline 221 and each lower pipeline 222, so that the medicine powder stops when passing through the sleeve 223 and the pinch valve 224 every time, the process of descending the medicine powder is divided, the large impact caused by one-time falling is converted into a plurality of small impacts, and the protection effect on the medicine powder is achieved.

Bracing piece 23 is provided with respectively to material pipeline 22 both sides, fixed being provided with on material pipeline 22 extends piece 231, the fixed a plurality of backup pads 232 that are provided with between two bracing pieces 23, be provided with the UNICOM mouth 233 that supplies material pipeline 22 to pass on each backup pad 232, a plurality of backup pads 232 are along material pipeline 22 evenly distributed, bolt cooperation between extension piece 231 and the backup pad 232, bracing piece 23, backup pad 232 and extension piece 231 set up and play the supporting role to material pipeline 22, too big transmission influence can not take place when powder passes through material pipeline 22, the whereabouts of powder is more stable.

A material valve 24 for cutting off the feed inlet 211 is arranged between the feed inlet 211 and the material pipeline 22, a bottom valve 25 for cutting off is arranged at the lower end of a lower pipeline 222 farthest from the material container 1, an upper side detector 26 for detecting the existence of the medicinal powder at the feed inlet 211 is arranged at the upper end of the material valve 24, a lower side detector 27 for detecting the existence of the medicinal powder in the corresponding lower pipeline 222 is arranged at the bottom valve 25, the material valve 24 controls whether the medicinal powder enters the feed inlet 211 or not, the bottom valve 25 controls whether the medicine powder leaves from the material pipeline 22, the material valve 24 and the bottom valve 25 are used for controlling the opening and closing of the whole device, and can be used as the prerequisite of automated control, upside detector 26 confirms whether material container 1 still has powder, and downside detector 27 confirms whether powder still has in material pipeline 22 for detect the material still have the residue in material pipeline 22 and material container 1.

Comprises a controller 28 for controlling the pinch valve 224, the material valve 24 and the bottom valve 25, the controller 28 is provided with an air pipe 29 communicated with the pinch valve 224, the material valve 24 and the bottom valve 25, the controller 28 is also used for receiving information of the upper side detector 26 and the lower side detector 27, after the medicine powder enters the material container 1, the upper side detector 26 detects the existence of the medicine powder and transmits the information to the controller 28, the controller 28 controls the material valve 24 to be opened, at the moment, the medicine powder enters the material pipeline 22 through the feed inlet 211 and falls to the first pinch valve 224, then the controller 28 controls the pinch valve 224 to be opened, the medicine powder continuously falls to the next pinch valve 224 through the pinch valve 224, the process is repeated until the medicine powder falls onto the bottom valve 25, the controller 28 controls the bottom valve 25 to be opened, and the medicine powder leaves from the material pipeline 22 through the bottom valve 25, the device has high reliability, the upper detector 26 and the lower detector 27 can provide signals to the controller 28 to control the opening and closing of the corresponding valves, the automation degree is high, manual operation is not needed, the application range is wide, and the lengths of the upper pipeline 221 and the lower pipeline 222 can be adjusted as required.