CN113522438A

CN113522438A - Be used for quick grinding equipment of medicament granule

Info

Publication number: CN113522438A
Application number: CN202110603940.XA
Authority: CN
Inventors: 侯振科
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-10-22

Abstract

The invention discloses equipment for quickly grinding medicament particles, which comprises a base, wherein a grinding groove is formed in the base, an arc-shaped working surface is arranged on the top surface of the grinding groove, mounting frames are fixedly connected to the base on the front side and the base on the rear side of the grinding groove respectively, a connecting block is connected to the mounting frames in a sliding mode, springs are arranged between the upper surface and the lower surface of the connecting block and the mounting frames, a driving motor is fixedly mounted on the connecting block on the rear side of the grinding groove, an output shaft of the driving motor is fixedly connected with a driving rotating shaft, one end, far away from the driving motor, of the driving rotating shaft is rotatably connected to the connecting block on the front side of the grinding groove, and a grinding roller is mounted on the surface of the driving rotating shaft. The synchronous vertical displacement device and the grinding roller are arranged, so that the medicament particles can be quickly and fully ground under the matching of the driving rotating shaft, the effect of quickly and efficiently finishing the grinding operation of the medicament particles is achieved, and the grinding device is superior to the existing product.

Description

Be used for quick grinding equipment of medicament granule

Technical Field

The invention relates to the technical field of grinding equipment, in particular to equipment for quickly grinding medicament particles.

Background

In the work of the medical field, the requirement of grinding and powdering solid medicines is often met, and the traditional grinding equipment has the problems of complex structure, poor grinding effect, low grinding efficiency and the like.

For example, the solid particle grinding device disclosed in chinese patent CN201810497197.2, the scheme solves the problems of complex structure and poor powdering effect of the conventional device to a certain extent by arranging a vibrating device and a rotary crushing and grinding mechanism, but still has the problems of low grinding efficiency and incapability of meeting the requirement of rapid grinding.

Disclosure of Invention

The invention aims to provide a device for quickly grinding medicament particles, which has the advantage of quickly and efficiently finishing the grinding operation of the medicament particles and solves the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a be used for quick grinding equipment of medicament granule, the on-line screen storage device comprises a base, be provided with the groove of milling on the base, the groove top surface of milling is provided with the arc working face, is located fixedly connected with mounting bracket respectively on the front side in groove of milling and the base of rear side, sliding connection has the connecting block in the mounting bracket, all be provided with the spring between the upper and lower surface of connecting block and the mounting bracket, be located fixedly mounted has driving motor on the connecting block of groove rear side of milling, driving motor's output shaft fixedly connected with drive pivot, driving motor's one end rotation connection is kept away from in the drive pivot is on the connecting block of groove front side of milling, drive pivot surface mounting has the roller of milling, the roller is located the arc working face directly over, drive pivot and mill and be provided with the synchronous upper and lower displacement device that makes the roller of milling vibrate between the roller.

Preferably, the synchronous up-down displacement device comprises an eccentric lug pipe, and the eccentric lug pipe is sleeved on the surface of the driving rotating shaft in the grinding roller and is relatively fixed with the driving rotating shaft.

Preferably, be located the drive pivot surface mounting in grinding roller the place ahead has eccentric cam, is located grind the first support arm of fixedly connected with on the base of groove side, first support arm is close to the lateral wall from the top down of grinding roller and is followed fixedly connected with charging tray, first baffle and second support arm, the surface of second support arm articulates there is the curved bar, the curved bar lower extreme contacts with eccentric cam, the curved bar is close to the lateral wall fixedly connected with second baffle of first baffle, but second baffle and first baffle intermittent type nature contact.

Preferably, a third support arm is fixedly connected to the side wall of the charging chute far away from the first support arm, a support block is fixedly connected to one end of the third support arm far away from the charging chute, a first chute is formed in the support block, a first slide block is connected in the first chute in a sliding manner, a push rod is fixedly connected to the side wall of the curved rod close to the support block, one end of the push rod far away from the curved rod is in contact with the first slide block, a third connecting rod is hinged to the surface of the first slide block, a first connecting rod is fixedly connected to the surface of the driving rotating shaft in front of the eccentric cam, a second connecting rod is hinged to one end of the first connecting rod far away from the driving rotating shaft, one end of the second connecting rod far away from the first connecting rod is hinged to the surface of the third connecting rod, a pull rope is fixedly connected to one end of the third connecting rod far away from the first slide block, and an arc-shaped filter cover is fixedly connected to one end of the pull rope far away from the third connecting rod, the arc filter mantle is located the top of arc working face, one side that the stay cord was kept away from to the arc filter mantle is through cushion and first supporting arm fixed connection, arc filter mantle bottom fixedly connected with second slider, the second slider is close to and is provided with the extension spring between one side of first supporting arm and the first supporting arm, the second slider can slide in the arc spout between arc working face and the arc filter mantle.

Preferably, the surface of the arc-shaped filter cover is provided with a friction layer.

Preferably, the arc-shaped working surface is designed into a screen structure, and a discharging groove is arranged below the screen structure.

Compared with the prior art, the invention has the following beneficial effects:

the synchronous vertical displacement device and the grinding roller are arranged, so that the medicament particles can be quickly and fully ground under the matching of the driving rotating shaft, the effect of quickly and efficiently finishing the grinding operation of the medicament particles is achieved, and the grinding device is superior to the existing product. Meanwhile, the feeding groove, the first stop block and the second stop block are arranged, so that materials can be intermittently and automatically fed into a grinding area during grinding operation under the cooperation of the eccentric cam and the curved rod, the effects of simplifying the operation process and improving the working efficiency are achieved, and the medicament particles can be more fully ground under the grinding roller by arranging the arc-shaped filter cover and the connecting rod mechanism connected with the arc-shaped filter cover, so that the finishing quality of grinding operation is further improved.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic structural view of a grinding roll in front view;

FIG. 3 is a schematic view of a rear view mounting structure of the grinding roll of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. a base; 2. milling the groove; 3. a discharging groove; 4. a first support arm; 5. grinding the roller; 6. driving the rotating shaft; 7. a second support arm; 8. a curved bar; 9. a first baffle plate; 10. a second baffle; 11. a feed tank; 12. a push rod; 13. a third support arm; 14. a first slider; 15. a support block; 16. a third link; 17. a second link; 19. a first link; 20. an eccentric cam; 21. pulling a rope; 23. an eccentric bump tube; 24. connecting blocks; 25. a mounting frame; 26. a spring; 27. a drive motor; 28. an arc-shaped filter cover; 29. a second slider; 30. a tension spring; 32. a friction layer; 33. an elastic pad; 34. an arc-shaped working surface.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a be used for quick grinding equipment of medicament granule, which comprises a base 1, be provided with groove 2 of milling on the base 1, 2 top surfaces of groove of milling are provided with arc working face 34, be located on the base 1 of the front side of groove 2 of milling and rear side respectively fixedly connected with mounting bracket 25, sliding connection has connecting block 24 in the mounting bracket 25, all be provided with spring 26 between the upper and lower surface of connecting block 24 and the mounting bracket 25, fixed mounting has driving motor 27 on the connecting block 24 that is located groove 2 rear side of milling, driving motor 27's output shaft fixedly connected with drive pivot 6, the one end that driving motor 27 was kept away from to drive pivot 6 is rotated and is connected on the connecting block 24 of groove 2 front side of milling, 6 surface mounting of drive pivot has roller 5, roller 5 is located arc working face 34 directly over, drive pivot 6 and the roller 5 between be provided with the synchronous upper and lower displacement device that makes roller 5 of milling vibrate. After driving motor 27 starts, drive pivot 6 begins to rotate under driving motor 27 drives, and then drives grinding roller 5 and rotate, and simultaneously under the effect of synchronous upper and lower displacement device and spring 26, grinding roller 5 still can vibrate from top to bottom in the pivoted to on one side high frequency striking, extrusion, grind fast on one side to the medicament granule under grinding roller 5, thereby reached the effect of accomplishing medicament granule grinding operation fast high-efficiently.

Further, the synchronous up-down displacement device comprises an eccentric bump pipe 23, and the eccentric bump pipe 23 is sleeved on the surface of the driving rotating shaft 6 in the grinding roller 5 and is fixed relative to the driving rotating shaft 6. When the driving shaft 6 rotates, due to the special shape of the eccentric bump tube 23 sleeved on the surface of the driving shaft, the center of gravity of a rotating system formed by the driving shaft 6 and the eccentric bump tube 23 can periodically shift in the rotating process, the specific shifting track is circular motion taking the center of circle of the cross section of the driving shaft 6 as the center of circle, the center of gravity shifting can make the driving shaft 6 obtain the motion trend of the circular motion, and finally, under the matching action of inertia force and the spring 26, the driving shaft 6 shows periodic up-and-down motion, so that the effect of driving the grinding roller 5 fixedly connected with the driving shaft to rotate and vibrate up and down is achieved.

Further, 6 surface mounting have eccentric cam 20 of drive pivot that is located grinding roller 5 the place ahead, be located the first support arm 4 of fixedly connected with on the base 1 of grinding groove 2 side, the lateral wall from the top down that first support arm 4 is close to grinding roller 5 is according to fixedly connected with charge chute 11, first baffle 9 and second support arm 7, the surface of second support arm 7 articulates there is

curved bar

8, 8 lower extremes of curved bar contact with eccentric cam (20), curved bar 8 is close to the lateral wall fixedly connected with second baffle 10 of first baffle 9, but second baffle 10 and the contact of first baffle 9 intermittent type nature. When the driving rotating shaft 6 rotates, the eccentric cam 20 is driven to rotate together, and then the contact point between the lower end of the curved rod 8 and the side face of the eccentric cam 20 is changed, under the effect of the special profile of the eccentric cam 20, the curved rod 8 can periodically deflect in the process, specifically, the upper end of the curved rod 8 can periodically approach and keep away from the first supporting arm 4, so that the first baffle 9 and the second baffle 10 are periodically contacted and separated, and further, medicament particles naturally falling from the opening at the bottom of the feeding groove 11 due to gravity are periodically obtained and lost, so that the effect of intermittently and automatically feeding the grinding area is achieved, the working process is simplified, and the working efficiency is improved.

Further, a third supporting arm 13 is fixedly connected to the side wall of the charging chute 11 far from the first supporting arm 4, a supporting block 15 is fixedly connected to one end of the third supporting arm 13 far from the charging chute 11, a first sliding chute is formed in the supporting block 15, a first sliding block 14 is connected in the first sliding chute in a sliding manner, a push rod 12 is fixedly connected to the side wall of the curved bar 8 near the supporting block 15, one end of the push rod 12 far from the curved bar 8 is in contact with the first sliding block 14, a third connecting rod 16 is hinged to the surface of the first sliding block 14, a first connecting rod 19 is fixedly connected to the surface of the driving rotating shaft 6 in front of the eccentric cam 20, a second connecting rod 17 is hinged to one end of the first connecting rod 19 far from the driving rotating shaft 6, one end of the second connecting rod 17 far from the first connecting rod 19 is hinged to the surface of the third connecting rod 16, a pull rope 21 is fixedly connected to one end of the third connecting rod 16, and an arc-shaped filter cover 28 is fixedly connected to one end of the pull rope 21 far from the third connecting rod 16, the arc-shaped filter cover 28 is located above the arc-shaped working surface 34, one side of the arc-shaped filter cover 28, which is far away from the pull rope 21, is fixedly connected with the first support arm 4 through the elastic pad 33, the second sliding block 29 is fixedly connected to the bottom of the arc-shaped filter cover 28, the tension spring 30 is arranged between one side of the second sliding block 29, which is close to the first support arm 4, and the second sliding block 29 can slide in the arc-shaped sliding groove between the arc-shaped working surface 34 and the arc-shaped filter cover 28. When the eccentric cam 20 rotates and drives the curved lever 8 to periodically deflect, under the combined action of the first link rod 19, the second link rod 17 and the push rod 12, the first slider 14 is driven to slide in the first sliding slot in a reciprocating manner, and then the third link rod 16 is driven to periodically swing up and down in coordination with the movement of the second link rod 17, so that the pull rope 21 intermittently pulls the arc-shaped filter cover 28 to slide upwards, when the pull rope 21 is pulled upwards, the arc-shaped filter cover 28 slides upwards, and then the second slider 29 is driven to slide in a direction away from the first support arm 4, so that the tension spring 30 elongates accumulated elastic potential energy, when the pull rope 21 is loosened, the tension spring 30 releases the elastic potential energy, so that the second slider 29 slides in a direction close to the first support arm 4, and then the arc-shaped filter cover 28 slides downwards, and under the intermittent pulling action of the pull rope 21 on the arc-shaped filter cover 28, the arc-shaped filter cover 28 periodically slides up and down, so that the medicament particles between the arc-shaped filter cover 28 and the grinding roller 5 are more fully ground, and the effect of further improving the finishing quality of the grinding operation is achieved.

Further, the surface of the arc-shaped filter cover 28 is provided with a friction layer 32. By providing the friction layer 32, the grinding efficiency is further improved and the grinding effect is more sufficient.

Further, the arc-shaped working surface 34 is designed into a screen structure, and a discharging groove 3 is arranged below the screen structure. Through setting up screen structure and feed chute 3, the medicament powder that accomplishes to grind and reach the standard can in time be by the categorised discharge to avoid the material of the operation area of grinding to pile up, make the medicament granule that does not accomplish to grind can obtain more fully grinding.

The working principle is as follows: when the device for quickly grinding the medicament particles works, firstly, the medicament particles to be ground are added into the feeding tank 11 and the driving motor 27 is started, when the driving motor 27 is started, the driving shaft 6 is driven by the driving motor 27 to start rotating, thereby driving the eccentric cam 20 to rotate together, and causing the contact point of the lower end of the curved lever 8 and the side surface of the eccentric cam 20 to change, under the effect of the particular profile of the eccentric cam 20, the curved lever 8 is periodically deflected in the process, in particular in such a way that the upper end of the curved lever 8 is periodically moved closer to and further away from the first support arm 4, thereby periodically contacting and separating the first baffle 9 and the second baffle 10, and further periodically obtaining and losing the medicament particles which naturally fall due to gravity from the opening of the bottom surface of the charging chute 11, thereby enabling the medicament particles to be milled to be intermittently and automatically fed into the milling operation area.

Synchronously, the rotation of the driving shaft 6 driven by the driving motor 27 drives the grinding roller 5 to rotate, and when the driving shaft 6 rotates, due to the special shape of the eccentric bump tube 23 sleeved on the surface thereof, the center of gravity of the rotating system composed of the driving shaft 6 and the eccentric bump tube 23 will periodically shift in the rotating process, and the specific shift track is a circular motion taking the center of the cross section of the driving shaft 6 as the center of circle, and this center of gravity shift will make the driving shaft 6 obtain the motion trend of the circular motion, and since the motion of the connecting block 24 fixedly connected with the same in the horizontal direction is limited by the mounting frame 25, finally under the cooperation of the inertia force and the spring 26, the driving shaft 6 will show a periodic up-and-down motion, and further drive the grinding roller 5 to grind the medicament particles to be ground while rotating and vibrating up-and down.

Meanwhile, the rotation of the eccentric cam 20 drives the curved rod 8 to periodically deflect, and under the combined action of the first connecting rod 19, the second connecting rod 17 and the push rod 12, the first sliding block 14 is driven to slide in the first sliding groove in a reciprocating manner, so that the third connecting rod 16 is driven to periodically swing up and down by matching with the movement of the second connecting rod 17, and the arc-shaped filter cover 28 is intermittently pulled to slide upwards through the pull rope 21.

When the pulling rope 21 is pulled upwards, the arc-shaped filter cover 28 slides upwards to drive the second sliding block 29 to slide towards the direction far away from the first supporting arm 4, so that the tension spring 30 stretches the accumulated elastic potential energy, when the pulling rope 21 is loosened, the tension spring 30 releases the elastic potential energy, so that the second sliding block 29 slides towards the direction close to the first supporting arm 4, so as to drive the arc-shaped filter cover 28 to slide downwards, and under the action of intermittently pulling the arc-shaped filter cover 28 by the pulling rope 21, the arc-shaped filter cover 28 periodically slides upwards and downwards to be matched with the grinding roller 5 above the arc-shaped filter cover to further grind the medicament particles to be ground.

In the course of the above actions being repeated, the powdered medicament which is milled to the standard falls down to the blanking chute 3 through the screen structure on the arc-shaped working surface 34 in time, so that the particles of the medicament which are not milled can be more sufficiently milled.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A device for the rapid grinding of pharmaceutical granules, comprising a base (1), characterized in that: the grinding machine is characterized in that a grinding groove (2) is formed in the base (1), the top surface of the grinding groove (2) is provided with an arc-shaped working face (34), the grinding groove (2) is located on the front side of the grinding groove (2) and the base (1) of the rear side of the grinding groove (2), a connecting block (24) is connected in the mounting block (25) in a sliding mode, a spring (26) is arranged between the upper surface and the lower surface of the connecting block (24) and the mounting block (25), a driving motor (27) is fixedly installed on the connecting block (24) on the rear side of the grinding groove (2), an output shaft of the driving motor (27) is fixedly connected with a driving rotating shaft (6), one end, far away from the driving motor (27), of the driving rotating shaft (6) is rotatably connected to the connecting block (24) on the front side of the grinding groove (2), a grinding roller (5) is installed on the surface of the driving rotating shaft (6), and the grinding roller (5) is located right above the arc-shaped working face (34), and a synchronous up-and-down displacement device for vibrating the grinding roller (5) is arranged between the driving rotating shaft (6) and the grinding roller (5).

2. Apparatus for the rapid comminution of pharmaceutical granules according to claim 1, characterized in that: the synchronous up-down displacement device comprises an eccentric lug pipe (23), wherein the eccentric lug pipe (23) is sleeved on the surface of a driving rotating shaft (6) in the grinding roller (5) and is relatively fixed with the driving rotating shaft (6).

3. Apparatus for the rapid comminution of pharmaceutical granules according to claim 1, characterized in that: lie in drive pivot (6) surface mounting in grinding roller (5) the place ahead has eccentric cam (20), is located grind first supporting arm (4) of fixedly connected with on base (1) of groove (2) side, lateral wall from the top down that first supporting arm (4) are close to grinding roller (5) is according to fixedly connected with charging tray (11), first baffle (9) and second supporting arm (7), the surface of second supporting arm (7) articulates there is curved bar (8), curved bar (8) lower extreme contacts with eccentric cam (20), curved bar (8) are close to lateral wall fixedly connected with second baffle (10) of first baffle (9), but second baffle (10) and first baffle (9) intermittent type nature contact.

4. A device for the rapid comminution of pharmaceutical granules according to claim 3, characterized in that: the feeding tank (11) is far away from the side wall of the first supporting arm (4), a third supporting arm (13) is fixedly connected to the side wall of the feeding tank (11), one end, far away from the feeding tank (11), of the third supporting arm (13) is fixedly connected with a supporting block (15), a first sliding groove is formed in the supporting block (15), a first sliding block (14) is connected to the first sliding groove in a sliding mode, a push rod (12) is fixedly connected to the side wall, close to the supporting block (15), of the bent rod (8), one end, far away from the bent rod (8), of the push rod (12) is in contact with the first sliding block (14), a third connecting rod (16) is hinged to the surface of the first sliding block (14), a first connecting rod (19) is fixedly connected to the surface of a driving rotating shaft (6) located in front of the eccentric cam (20), a second connecting rod (17) is hinged to one end, far away from the driving rotating shaft (6), of the first connecting rod (17), of the second connecting rod (17) is hinged to the surface of the third connecting rod (16), one end fixedly connected with stay cord (21) of first slider (14) is kept away from in third connecting rod (16), one end fixedly connected with arc filter mantle (28) of third connecting rod (16) are kept away from in stay cord (21), arc filter mantle (28) are located the top of arc working face (34), one side that stay cord (21) were kept away from in arc filter mantle (28) is through cushion (33) and first supporting arm (4) fixed connection, arc filter mantle (28) bottom fixedly connected with second slider (29), be provided with extension spring (30) between one side that second slider (29) are close to first supporting arm (4) and first supporting arm (4), second slider (29) can slide in the arc spout between arc working face (34) and arc filter mantle (28).

5. Apparatus for the rapid comminution of pharmaceutical agent granules according to claim 4, characterized in that: and a friction layer (32) is arranged on the surface of the arc-shaped filter cover (28).

6. Apparatus for the rapid comminution of pharmaceutical granules according to claim 1, characterized in that: the arc-shaped working surface (34) is designed into a screen structure, and a discharging groove (3) is arranged below the screen structure.