CN211678117U

CN211678117U - Tablet milling equipment is used in pharmacy research

Info

Publication number: CN211678117U
Application number: CN201922222175.8U
Authority: CN
Inventors: 吕晓峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-10-16
Anticipated expiration: 2029-12-12

Abstract

The utility model provides a tablet milling equipment for pharmacy research, it is connected with the rotation axis to rotate on the base, driven gear is installed to the upper end of rotation axis, driven gear upper portion symmetry be equipped with two mounting grooves, the driven gear top is equipped with grinding cylinder, two drive archs that grinding cylinder's lower part is fixed with, drive arch and mounting groove cooperation one by one, driven gear meshing has the driving gear, the driving gear is installed on rotary reducer's output shaft, grinding cylinder top is equipped with the grinding hammer, the upper portion of grinding hammer is fixed with the guide arm, the guide arm upwards passes fixed plate and fixed plate sliding connection from top to bottom, the upper end of guide arm is connected with the reciprocal linear drive device of the reciprocal linear motion about the. The grinding efficiency of the tablets is improved, the tablets on the grinding cylinder can be promoted to fall off when the grinding cylinder rotates, meanwhile, different positions of the grinding cylinder are contacted with the grinding hammer, and the effect of grinding the tablets into powder is improved; the loss of the medicinal powder is reduced.

Description

Tablet milling equipment is used in pharmacy research

Technical Field

The utility model relates to a pharmacy auxiliary assembly technical field, especially a tablet milling equipment is used in pharmacy research.

Background

Pharmacy is a medical care industry connecting health science and chemical science, bears the responsibility of ensuring the safe and effective use of medicines, mainly researches the sources, processing, properties, effects, analysis, identification, allocation, production, storage, searching (including synthesis) of new medicines and the like of the medicines, and has the main tasks of continuously providing more effective medicines, improving the quality of the medicines, ensuring the medication safety, and treating or curing diseases in a mode of minimizing harm and maximizing benefit for patients. For the experimental analysis and testing of tablets and for the simulation test, many tablets are ground into powder and then analyzed for composition. Present tablet milling equipment, the inefficiency of crocus, simultaneously after the crocus is accomplished, be difficult for taking out powder, also cause the waste of grinding into powder simultaneously.

SUMMERY OF THE UTILITY MODEL

To the situation, for overcoming prior art's defect, the utility model aims at providing a tablet milling equipment is used in pharmacy research, to the efficient of tablet crocus, the powder that the tablet of being convenient for simultaneously was ground into takes out, reduces the waste of powder.

The solution is a tablet grinding device for pharmaceutical research, which comprises a base, a rotating shaft is rotatably connected on the base, a driven gear is arranged at the upper end of the rotating shaft, the upper part of the driven gear is symmetrically provided with two mounting grooves, a grinding cylinder is arranged above the driven gear, the lower part of the grinding cylinder is fixed with two driving bulges, the driving bulges are matched with the mounting grooves one by one, the driven gear is meshed with a driving gear, a rotating motor and a rotating speed reducer are arranged on a base, the rotating motor is connected with the rotating speed reducer, the driving gear is arranged on an output shaft of the rotating speed reducer, one side of the grinding cylinder is provided with a support frame fixed on the base, a fixing plate is mounted on the support frame, a grinding hammer is arranged above the grinding cylinder, a guide rod is fixed on the upper portion of the grinding hammer, the guide rod upwards penetrates through the fixing plate to be connected with the fixing plate in a vertical sliding mode, and the upper end of the guide rod is connected with a reciprocating linear driving device for driving the grinding hammer to do vertical reciprocating linear motion.

Preferably, the reciprocating linear driving means includes: driving motor, drive reduction gear, half-gear, left rack, right rack, left rack and right rack interval and relative setting, the upper end of left rack and right rack is through intermediate block fixed connection, and the half-gear can mesh with left rack and right rack respectively, and driving motor and drive reduction gear are connected, and the half-gear is installed on the output shaft of drive reduction gear, and intermediate block passes through link fixed connection with the upper end of guide arm.

Preferably, the lower end of the grinding cylinder is fixed with a balancing weight, and the driving bulge is arranged on the balancing weight and is integrated with the balancing weight.

Preferably, the inner cavity of the grinding cylinder is a circular truncated cone-shaped cavity with a large upper end and a small lower end, and the grinding hammer is circular truncated cone-shaped.

The utility model has the advantages that: the grinding cylinder and the grinding body can do reciprocating linear motion and can also do relative rotation, so that the grinding efficiency of tablets is improved, the tablets on the grinding cylinder can be promoted to fall off when the grinding cylinder rotates, meanwhile, different positions of the grinding cylinder are contacted with a grinding hammer, and the effect of grinding the tablets into powder is improved; meanwhile, the grinding cylinder can be conveniently taken down, so that tablet powder can be conveniently taken out, and the loss of the powder is reduced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

As shown in figure 1, the tablet grinding device for pharmaceutical research comprises a base 20 and is characterized in that a rotating shaft 1 is rotatably connected onto the base 20, a driven gear 2 is mounted at the upper end of the rotating shaft 1, two mounting grooves are symmetrically formed in the upper portion of the driven gear 2, a grinding cylinder 3 is arranged above the driven gear 2, two driving protrusions 4 are fixed to the lower portion of the grinding cylinder 3, the driving protrusions 4 are matched with the mounting grooves one by one, a driving gear 5 is meshed with the driven gear 2, a rotating motor 7 and a rotating speed reducer 6 are mounted on the base 20, the rotating motor 7 is connected with the rotating speed reducer 6, the driving gear 5 is mounted on an output shaft of the rotating speed reducer 6, the grinding cylinder 3 can rotate under the driving of the rotating motor 7, when tablets need to be ground, the grinding cylinder 3 is placed above the gear, and meanwhile, the two driving protrusions 4 below the grinding cylinder 3 are inserted into the, the rotary motor 7 drives the driving gear 5 to rotate through the rotary speed reducer 6, and then drives the driven gear 2 to rotate, the driven gear 2 rotates to drive the grinding cylinder 3 to slowly rotate 3 together through the matching of the mounting groove and the driving protrusion 4, the driving protrusion is matched with the mounting groove under the action of the gravity of the grinding cylinder, one side of the grinding cylinder 3 is provided with a support frame 8 fixed on the base 20, the support frame 8 is provided with a fixing plate 9, a grinding hammer 10 is arranged above the grinding cylinder 3, the upper part of the grinding hammer 10 is fixed with a guide rod 11, the guide rod 11 upwards penetrates through the fixing plate 9 and is in vertical sliding connection with the fixing plate 9, and the upper end of the guide rod 11 is connected with a reciprocating linear driving device for driving the grinding hammer 10. The reciprocating linear motion drives the grinding hammer 10 to move up and down through the guide rod 11, and the grinding hammer is matched with the slow rotation of the grinding cylinder 3 to grind the tablets in the grinding cylinder 3 into powder. When the grinding cylinder 3 needs to be taken down, the grinding hammer 10 is adjusted to the uppermost part only by the linear motion device, and then the grinding cylinder 3 is lifted upwards to take down the grinding cylinder 3, so that the medicine powder in the grinding cylinder 3 can be taken down conveniently.

The reciprocating linear driving device comprises: driving motor 13, drive reduction gear 14, half gear 15, left rack 16, right rack 17, left side rack 16 and right rack 17 interval and relative setting, middle piece 18 fixed connection is passed through to the upper end of left rack 16 and right rack 17, and half gear 15 can mesh with left rack 16 and right rack 17 respectively, and driving motor 13 and drive reduction gear 14 are connected, and half gear 15 is installed on the output shaft of drive reduction gear 14, and middle piece 18 passes through link fixed connection with the upper end of guide arm 11. The grinding hammer 10 driven by the reciprocating linear motion moves linearly up and down, so that the grinding of the tablets in the grinding cylinder 3 is realized. The driving motor 13 drives the half gear 15 to rotate anticlockwise through the driving reducer 14, when the half gear 15 is meshed with the left rack 16, the guide rod 11 and the grinding hammer 10 are driven to move downwards, and when the half gear 15 is meshed with the right rack 17, the half gear 15 is disengaged from the left rack 16 at the moment, and the guide rod 11 and the grinding hammer 10 are driven to move downwards. The half gear 15, the left rack 16 and the right rack 17 are matched with each other, and the driving motor 13 drives the half gear 15 to rotate for a circle, so that one reciprocating linear motion of the grinding hammer 10 is realized.

The lower end of the grinding cylinder 3 is fixed with a balancing weight 19, and the driving bulge 4 is arranged on the balancing weight 19 and is integrated with the balancing weight 19. Add balancing weight 19, the action of gravity through balancing weight 19 is on grinding cylinder 3 for the installation groove cooperation on drive arch 4 and the driven gear 2 is more reliable, guarantees the stationarity when grinding cylinder 3 rotates.

The inner cavity of the grinding cylinder 3 is a circular truncated cone-shaped cavity with a large upper end and a small lower end, and the grinding hammer 10 is circular truncated cone-shaped. The cavity of the grinding cylinder 3 and the grinding hammer 10 adopt a circular truncated cone-shaped structural design, so that the interaction area of the grinding cylinder 3 and the grinding hammer 10 is increased, and the grinding efficiency is improved.

The above-mentioned embodiments are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design concept of the present invention should be included in the protection scope defined by the claims of the present invention.

Claims

1. The tablet grinding device for pharmaceutical research comprises a base (20) and is characterized in that a rotating shaft (1) is connected to the base (20) in a rotating mode, a driven gear (2) is installed at the upper end of the rotating shaft (1), two mounting grooves are symmetrically formed in the upper portion of the driven gear (2), a grinding cylinder (3) is arranged above the driven gear (2), two driving protrusions (4) are fixed to the lower portion of the grinding cylinder (3), the driving protrusions (4) are matched with the mounting grooves one by one, a driving gear (5) is meshed with the driven gear (2), a rotating motor (7) and a rotating speed reducer (6) are installed on the base (20), the rotating motor (7) is connected with the rotating speed reducer (6), the driving gear (5) is installed on an output shaft of the rotating speed reducer (6), a support frame (8) fixed to the base (20) is arranged on one side of, a fixing plate (9) is mounted on the support frame (8), a grinding hammer (10) is arranged above the grinding cylinder (3), a guide rod (11) is fixed on the upper portion of the grinding hammer (10), the guide rod (11) upwards penetrates through the fixing plate (9) to be connected with the fixing plate (9) in a vertical sliding mode, and the upper end of the guide rod (11) is connected with a reciprocating linear driving device for driving the grinding hammer (10) to do vertical reciprocating linear motion.

2. The apparatus for pulverizing tablets for pharmaceutical research according to claim 1, wherein the reciprocating linear driving means comprises: driving motor (13), drive reduction gear (14), half gear (15), left rack (16), right rack (17), left side rack (16) and right rack (17) interval and relative setting, middle piece (18) fixed connection is passed through to the upper end of left rack (16) and right rack (17), half gear (15) can respectively with left rack (16) and right rack (17) meshing, driving motor (13) and drive reduction gear (14) are connected, half gear (15) are installed on the output shaft of drive reduction gear (14), middle piece (18) are through link fixed connection with the upper end of guide arm (11).

3. The apparatus for pulverizing tablets for pharmaceutical research according to claim 1, wherein a weight block (19) is fixed to the lower end of the grinding cylinder (3), and the driving protrusion (4) is provided on the weight block (19) and integrated with the weight block (19).

4. The apparatus for grinding tablets for pharmaceutical research according to claim 1 or 3, wherein the inner cavity of the grinding cylinder (3) is a truncated cone shaped cavity with a large upper end and a small lower end, and the grinding hammer (10) is truncated cone shaped.