Disclosure of Invention
The technical problem is as follows:
the dispensing operators generally divide the medicines into several parts by hands when taking the medicines, the error between each part is large, so that the medicine effects of the patients when taking each pair of traditional Chinese medicines are different, the traditional Chinese medicine in charge of diagnosis cannot know the taking condition, and the analysis cannot be carried out from the traditional Chinese medicines in the face of special conditions.
In order to solve the problems, the weighing machine for accurately weighing and uniformly distributing the traditional Chinese medicines is designed, and comprises a machine body, a rotary table is rotatably arranged at the center of the upper end face of the machine body, a feeding weighing machine is fixedly arranged at the right end of the upper end face of the machine body, a blanking cavity is arranged at the left side in the upper end face of the machine body, rotary rods are symmetrically and rotatably arranged at the left end and the right end of the rotary table, a tray is arranged at one side of each rotary rod, which is far away from the rotary table, the tray at the right side can slide upwards relative to the rotary rods, a storage cavity for storing the traditional Chinese medicines is arranged in each tray, the tray at the right side is horizontally arranged at the upper side of the feeding weighing machine, the tray at the left side is vertically arranged at the upper side of the blanking cavity, when the tray at the right side rotates to the left side, the tray is converted from a flat lying state to, the left tray becomes horizontal when moving to the right side and is propped against the upper end surface of the feeding weighing machine through a bottom curved surface to ascend, then the right tray ascends and breaks away from the rotating rod relative to the right side, a mixing cavity is arranged at the lower side of the blanking cavity, a mixing device is arranged in the mixing cavity, a stirring rod is arranged in the mixing device, traditional Chinese medicines in the mixing cavity are mixed through the stirring rod, a packaging cavity with a right opening is arranged at the lower side of the mixing cavity, a discharging weighing machine is arranged in the lower wall of the packaging cavity, a discharging port is communicated between the right end of the lower wall of the mixing cavity and the packaging cavity, valve control devices are arranged in the discharging port and at the right side, a valve control plate which is positioned at the upper side in the discharging port and can be turned over is arranged in the valve control devices, when the mixing in the mixing cavity is completely, the uniform distribution is carried out, and opening the valve control plate, so that the single weight of the traditional Chinese medicine falls onto the packaging paper through the discharge hole and is weighed through the discharge weighing machine.
Preferably, the tray is close to be equipped with the chamber of sliding in the terminal surface of carousel one side, the intracavity that slides can be gliding from top to bottom is equipped with the sliding block, the chamber of sliding is close to carousel one side intercommunication is equipped with the open slot, gliding from top to bottom in the open slot be equipped with fixed connection in the sliding block with connecting block between the bull stick.
Preferably, bevel gear cavities with downward openings are symmetrically arranged in the rotary table in the left-right direction, one end, close to the symmetry center, of the rotary rod extends into the bevel gear cavities, bevel gears are fixedly arranged in the bevel gear cavities, torsion springs are fixedly connected between one ends, close to the symmetry center, of the bevel gears and the inner walls of the bevel gear cavities, an arc-shaped bevel gear rack is fixedly arranged on the upper end face of the machine body and right faces the lower side of the bevel gear cavity on the left side, and the bevel gears on the left side can be meshed with the bevel gear racks.
Wherein, mixing arrangement including rotate connect in (mixing) shaft between the upper and lower wall of hybrid chamber, the puddler distributes about the puddler and bilateral symmetry and fixes and locate both ends about the (mixing) shaft, hybrid chamber lower wall intercommunication is equipped with big-end-up's ring cavity, the discharge gate intercommunication in ring cavity lower wall right-hand member, two about the downside the puddler lower extreme is fixed to be equipped with and is located the curved surface spiller of ring cavity, curved surface spiller lower extreme can be in with piling up traditional chinese medicine promotion and the shovel in the ring cavity are favorable to the intensive mixing of traditional chinese medicine.
Preferably, a power motor is fixedly arranged in the lower wall of the mixing cavity, and the lower end of the stirring shaft is in power connection with the power motor.
Preferably, a lower spline hole is arranged in the upper end of the stirring shaft, a switching cavity is arranged in the center of the upper wall of the mixing cavity and positioned on the right side of the blanking cavity, a switching plate is arranged in the switching cavity and can slide up and down, a spline shaft is arranged in the switching plate and is vertically penetrated above the stirring shaft, the lower end of the spline shaft extends into the lower spline hole and is in spline connection with the lower spline hole, the upper side of the switching cavity is provided with a speed reducing cavity, a spline hole shaft is rotatably arranged between the upper wall and the lower wall of the speed reducing cavity and over the stirring shaft, an upper spline hole with a downward opening and capable of being connected with a spline at the upper end of the spline shaft is arranged in the lower end of the spline hole shaft, a small straight gear is fixedly arranged on the outer circular surface of the spline hole shaft, a large straight gear which is rotatably connected with the upper wall of the speed reducing cavity is arranged at the right end of the speed reducing cavity in a meshed manner, the transmission shaft is fixedly arranged on the axis of the large straight gear, and the upper end of the transmission shaft is fixedly connected to the axis of the lower end face of the rotary table.
The valve control device comprises an overturning cavity which is communicated with the right side of the discharge hole, the right end of a valve control plate is rotatably connected between the front end and the rear end of the overturning cavity, the lower end of the valve control plate is hinged with a supporting rod, a pressing cavity is communicated with the right side of the overturning cavity, a pressing plate which is located on the lower side of the valve control plate is arranged in the pressing cavity in a vertically sliding mode, and the right end of the supporting rod is located in the overturning cavity and is hinged to the left end of the pressing plate.
Preferably, a slide guide rod which penetrates through the lower pressing plate up and down and is connected with the lower pressing plate in a sliding manner is fixedly arranged between the upper wall and the lower wall of the lower pressing cavity, and a tensile spring is fixedly connected between the upper end of the lower pressing plate and the upper wall of the lower pressing cavity.
Preferably, the right side of the pressing cavity is communicated with the right side of the switching cavity to form a control cavity, a control rod is arranged in the control cavity in a vertically sliding mode, a lower pressing block which is located in the pressing cavity and is abutted to the upper end face of the pressing plate is fixedly arranged at the lower end of the left end face of the control rod, the right end of the switching plate is fixedly connected to the upper end of the left end face of the control rod, a control motor is fixedly arranged in the upper wall of the control cavity, and the lower end of the control motor is in power connection with a control screw rod in the control rod in a threaded mode.
Preferably, the fixed being equipped with in organism up end left half is located the carousel with the cover of blanking chamber upside, the cover be used for with the carousel with the blanking chamber carries out semi-closed, organism right-hand member internal fixation is equipped with controls the panel.
The invention has the beneficial effects that: according to the invention, each traditional Chinese medicine is weighed once, all traditional Chinese medicines are mixed while weighing, and the mixed traditional Chinese medicines can be uniformly distributed according to the required parts, so that the weights of all parts are very close to each other, the dosage difference of all parts of traditional Chinese medicines is small, the drug effect of each pair of medicines is ensured to be the same, the weight of each traditional Chinese medicine and each packaged traditional Chinese medicine can be weighed and recorded, a doctor can know the dosage of the traditional Chinese medicine taken by the patient in more detail, and the traditional Chinese medicines can be mixed in advance, so that the traditional Chinese medicines can be conveniently used by the patient.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a weighing machine for accurately weighing and uniformly distributing traditional Chinese medicines, which is mainly applied to the work of accurately weighing, mixing and uniformly distributing the traditional Chinese medicines when the traditional Chinese medicines are packaged, and the invention is further explained by combining the attached drawings of the invention:
the invention relates to a weighing machine for accurately weighing and uniformly distributing traditional Chinese medicines, which comprises a machine body 11, wherein a rotary disc 12 is rotatably arranged at the center of the upper end face of the machine body 11, a feeding weighing machine 13 is fixedly arranged at the right end of the upper end face of the machine body 11, a blanking cavity 14 is arranged at the left side in the upper end face of the machine body 11, rotary rods 17 are symmetrically and rotatably arranged at the left end and the right end of the rotary disc 12, a tray 15 is arranged at one side of each rotary rod 17, which is far away from the rotary disc 12, the tray 15 at the right side can slide upwards relative to the rotary rod 17, a storage cavity 16 for storing the traditional Chinese medicines is arranged in the tray 15, the tray 15 at the right side is horizontally arranged at the upper side of the feeding weighing machine 13, the tray 15 at the left side is vertically arranged at the upper side of the blanking cavity 14, when the tray 15 at the right side rotates to the left side, the lying, the tray 15 on the left side becomes horizontal when moving to the right side and is abutted against the upper end face of the feeding weighing machine 13 through a bottom curved surface to ascend, the tray 15 on the right side ascends and is separated from the rotating rod 17 on the right side, the mixing cavity 18 is arranged on the lower side of the blanking cavity 14, a mixing device 101 is arranged in the mixing cavity 18, a stirring rod 19 is arranged in the mixing device 101, the traditional Chinese medicines in the mixing cavity 18 are mixed through the stirring rod 19, a packaging cavity 20 with a right opening is arranged on the lower side of the mixing cavity 18, a discharging weighing machine 21 is arranged in the lower wall of the packaging cavity 20, a discharging port 22 is communicated between the right end of the lower wall of the mixing cavity 18 and the packaging cavity 20, valve control devices 102 are arranged in the discharging port 22 and on the right side, a valve control plate 23 which is positioned on the upper side in the discharging port 22 and can turn over is arranged in the valve control device 102, equally dividing according to the required equally divided parts, putting the packaging paper on a discharge weighing machine 21, opening the valve control plate 23, and further dropping the single part of the traditional Chinese medicine on the packaging paper through the discharge port 22 and weighing through the discharge weighing machine 21.
Beneficially, a sliding cavity 25 is arranged in an end face of one side of the tray 15 close to the rotary disc 12, a sliding block 26 is arranged in the sliding cavity 25 in a vertically slidable manner, an open groove 27 is communicated with one side of the sliding cavity 25 close to the rotary disc 12, and a connecting block 28 fixedly connected between the sliding block 26 and the rotary rod 17 is arranged in the open groove 27 in a vertically slidable manner.
Beneficially, the rotating disc 12 is provided with bevel gear cavities 29 with downward openings in bilateral symmetry, one end of the rotating rod 17 close to the symmetry center extends into the bevel gear cavities 29 and is fixedly provided with bevel gears 30, a torsion spring 31 is fixedly connected between one end of the bevel gears 30 close to the symmetry center and the inner wall of the bevel gear cavities 29, an arc-shaped bevel gear rack 32 is fixedly arranged on the upper end face of the machine body 11 and right opposite to the lower side of the left bevel gear cavity 29, and the bevel gears 30 on the left side can be meshed with the bevel gear rack 32.
According to the embodiment, the mixing device 101 is described in detail below, the mixing device 101 includes a stirring shaft 33 rotatably connected between the upper and lower walls of the mixing chamber 18, the stirring rods 19 are vertically distributed and bilaterally symmetrical and are fixedly disposed at the left and right ends of the stirring shaft 33, the lower wall of the mixing chamber 18 is communicated with a circular chamber 34 having a large upper end and a small lower end, the discharge port 22 is communicated with the right end of the lower wall of the circular chamber 34, the lower ends of the two stirring rods 19 at the lowest side are fixedly provided with curved scraper knives 35 disposed in the circular chamber 34, and the lower ends of the curved scraper knives 35 can push and scrape the traditional Chinese medicine accumulated in the circular chamber 34, thereby facilitating the sufficient mixing of the traditional Chinese medicine.
Advantageously, a power motor 36 is fixedly arranged in the lower wall of the mixing cavity 18, and the lower end of the stirring shaft 33 is dynamically connected with the power motor 36.
Beneficially, a lower spline hole 37 is arranged in the upper end of the stirring shaft 33, a switching chamber 38 is arranged in the center of the upper wall of the mixing chamber 18 and located on the right side of the blanking chamber 14, a switching plate 39 is arranged in the switching chamber 38 in a vertically sliding manner, a spline shaft 40 is arranged in the switching plate 39 and vertically penetrates above the stirring shaft 33, the lower end of the spline shaft 40 extends into the lower spline hole 37 and is in spline connection with the lower spline hole, a speed reducing chamber 41 is arranged on the upper side of the switching chamber 38, a spline hole shaft 42 is rotatably arranged between the upper wall and the lower wall of the speed reducing chamber 41 and is directly facing above the stirring shaft 33, an upper spline hole 43 with a downward opening and capable of being in spline connection with the upper end of the spline shaft 40 is arranged in the lower end of the spline hole shaft 42, a small straight gear 44 is fixedly arranged on the outer circumferential surface of the spline hole shaft 42, a large straight gear 45, the axle center of the large straight gear 45 is fixedly provided with a transmission shaft 46, and the upper end of the transmission shaft 46 is fixedly connected with the axle center of the lower end surface of the turntable 12.
According to the embodiment, the valve control device 102 is described in detail below, the valve control device 102 includes an overturning cavity 50 disposed on the right side of the discharge hole 22 in a communicating manner, the right end of the valve control plate 23 is rotatably connected between the front and rear upper ends of the overturning cavity 50, the lower end of the valve control plate 23 is hinged to a support rod 51, the right side of the overturning cavity 50 is communicated with a pressing cavity 52, a lower pressing plate 53 located on the lower side of the valve control plate 23 is slidably disposed in the pressing cavity 52 up and down, and the right end of the support rod 51 is located in the overturning cavity 50 and is hinged to the left end of the lower pressing plate 53.
Advantageously, a slide guide rod 54 vertically penetrating and slidably connected to the lower pressing plate 53 is fixedly arranged between the upper wall and the lower wall of the lower pressing cavity 52, and a tension spring 55 is fixedly connected between the upper end of the lower pressing plate 53 and the upper wall of the lower pressing cavity 52.
Beneficially, a control cavity 56 is arranged on the right side of the lower pressure cavity 52 and the right side of the switching cavity 38 in a communicating manner, a control rod 57 is arranged in the control cavity 56 in a vertically sliding manner, a lower pressing block 58 which is located in the lower pressure cavity 52 and abuts against the upper end face of the lower pressing plate 53 is fixedly arranged at the lower end of the left end face of the control rod 57, the right end of the switching plate 39 is fixedly connected to the upper end of the left end face of the control rod 57, a control motor 59 is fixedly arranged in the upper wall of the control cavity 56, and a control screw 60 which is in threaded connection with the control rod 57 is dynamically connected to the lower end of the control motor 59.
Beneficially, a cover 61 is fixedly disposed on the left half portion of the upper end surface of the machine body 11 and located on the upper side of the rotating disc 12 and the blanking chamber 14, the cover 61 is used for semi-closing the rotating disc 12 and the blanking chamber 14, and a control panel 62 is fixedly disposed in the right end surface of the machine body 11.
The following will explain in detail the use steps of a weighing machine for accurately weighing and uniformly distributing Chinese medicines in the present document with reference to fig. 1 to 5:
in an initial state, the right torsion spring 31 is in a relaxed state, the left torsion spring 31 is in a tightened state, the right sliding block 26 is located at a middle position in the right sliding cavity 25, the right tray 15 rises relative to the right rotating rod 17, the right tray 15 is separated from the support of the right rotating rod 17 and completely weighs on the feeding weighing machine 13, the weighing degrees of the feeding weighing machine 13 and the discharging weighing machine 21 are zero, the control rod 57 is located at the middle position, the switching plate 39 is located at the middle position, the spline shaft 40 is not in spline connection with the spline shaft 42, the lower pressing plate 53 is located at the upper limit position, the tensile spring 55 is in a contracted state, the valve control plate 23 is in a horizontal state and seals the upper side of the discharging port 22.
When weighing, a traditional Chinese medicine is placed in the right storage cavity 16 firstly, weighing is carried out through the feeding weighing machine 13, the traditional Chinese medicine is placed until the required weight is reached, at the moment, the control motor 59 is started and drives the control screw 60 to rotate, the control rod 57 is driven to ascend through threaded connection and drives the switching plate 39 and the lower pressing block 58 to ascend, the lower pressing block 58 is separated from and offset from the lower pressing plate 53, the switching plate 39 drives the spline shaft 40 to ascend into the upper spline hole 43 and is in spline connection, at the moment, the power motor 36 is started and drives the stirring shaft 33 to rotate, the spline hole shaft 42 is driven to rotate through the spline connection of the spline shaft 40 and drives the small straight gear 44 to rotate, the large straight gear 45 is driven to rotate at a slow speed through gear meshing, the rotary table 12 is driven to rotate by one hundred eighty degrees through the transmission shaft 46, at the moment, the blanking rotary rod 17 on the right side drives the tray 15 on the right side to, descending under gravity and being supported by the sliding block 26, rotating to the left bevel gear 30 to be meshed with the bevel gear rack 32, further driving the bevel gear 30 to rotate and tightly twist the torsion spring 31 through gear meshing, further driving the tray 15 to turn right through the rotating rod 17, further pouring the traditional Chinese medicine in the storage cavity 16 into the blanking cavity 14 and dropping the traditional Chinese medicine into the mixing cavity 18, simultaneously moving the tray 15 on the left side to the right side, then changing the traditional Chinese medicine into a horizontal state under the torsion of the torsion spring 31 and placing the traditional Chinese medicine on the feeding weighing machine 13 after the bevel gear 30 and the bevel gear rack 32 which are originally positioned on the left side are disengaged, then controlling the motor 59 to reversely rotate and drive the control rod 57 to reset, at the moment, the stirring shaft 33 only drives the stirring rod 19 to rotate and stir with the curved scraper 35, at the moment, placing the second traditional Chinese medicine in the storage cavity 16 on the right side and weighing the traditional Chinese medicine by the feeding, then weighing all the traditional Chinese medicines according to the steps, putting the weighed traditional Chinese medicines into the mixing cavity 18, fully mixing the traditional Chinese medicines by continuously stirring the stirring rod 19 and the curved scraper 35, manually placing the packaging paper on the discharge weighing machine 21, starting the control rod 57 by the control motor 59 to move downwards from the initial position to the lower limit position, further driving the lower pressing block 58 to move downwards and press the lower pressing plate 53 downwards and elongate the tensile spring 55, further driving the valve control plate 23 to turn downwards and open the discharge hole 22 through the support rod 51, dropping the medicinal materials in the mixing cavity 18 onto the packaging paper through the discharge hole 22 and weighing through the discharge weighing machine 21, calculating the weight of a single traditional Chinese medicine according to the total weight of the traditional Chinese medicines and the required number of the traditional Chinese medicines, when the weight of the dropped traditional Chinese medicines is close to the weight of the single traditional Chinese medicine, resetting the control rod 57, resetting the lower pressing plate 53 under the tensile force of the tensile spring, then, the rest medicinal materials are quantitatively packaged, and the traditional Chinese medicines accumulated in the annular cavity 34 and at the bottom of the mixing cavity 18 are pushed into the discharge hole 22 through the curved scraper 35, so that the traditional Chinese medicines are ensured not to be left.
The invention has the beneficial effects that: according to the invention, each traditional Chinese medicine is weighed once, all traditional Chinese medicines are mixed while weighing, and the mixed traditional Chinese medicines can be uniformly distributed according to the required parts, so that the weights of all parts are very close to each other, the dosage difference of all parts of traditional Chinese medicines is small, the drug effect of each pair of medicines is ensured to be the same, the weight of each traditional Chinese medicine and each packaged traditional Chinese medicine can be weighed and recorded, a doctor can know the dosage of the traditional Chinese medicine taken by the patient in more detail, and the traditional Chinese medicines can be mixed in advance, so that the traditional Chinese medicines can be conveniently used by the patient.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.