CN219765551U - Grinding device is used in production of medicine midbody - Google Patents

Abstract

The utility model discloses a grinding device for producing a drug intermediate, which comprises a grinding chamber and an upper cover plate, wherein support columns are fixedly arranged on two sides of the lower end of the upper cover plate, the upper end of the upper cover plate is fixedly connected with a feed hopper, the grinding chamber is in through connection with the feed hopper through an opening formed in the upper end surface, symmetrical grinding components are arranged in the grinding chamber, a second grinding roller is fixedly arranged at one end of the lower side of the grinding chamber, a first grinding roller is fixedly arranged at the other end of the lower side of the grinding chamber, driving mechanisms are fixedly connected at one ends of the second grinding roller and the first grinding roller, an upper grinding disc is fixedly arranged at the lower side between the second grinding roller and the first grinding roller, a lower grinding disc is fixedly arranged at the lower side of the upper grinding disc, and a material collecting bin is in threaded connection with the lower end of the lower grinding disc. The grinding device for producing the drug intermediate has the advantages of good grinding effect, high automation degree and capability of controlling the particle size for grinding.

Description

Grinding device is used in production of medicine midbody

Technical Field

The utility model relates to the technical field of grinding devices, in particular to a grinding device for producing a drug intermediate.

Background

The pharmaceutical intermediates are in fact chemical raw materials or chemical products used in the pharmaceutical synthesis process. The chemical product can be produced in a common chemical plant without a production license of the medicine, and can be used for synthesizing the medicine as long as the chemical product reaches a certain level. In the production process of the intermediate, the medicine is required to be ground, so that the quality of the produced intermediate is higher, and the benefit is improved.

However, the current grinding device can not meet the market demand, but can not meet the demand, and has some disadvantages, such as: the grinding effect is general, the degree of automation is general, and the size of the particles cannot be controlled. There is therefore a great need for a grinding device for pharmaceutical intermediate production to solve the current problems.

Disclosure of Invention

The utility model aims to provide a grinding device for producing a drug intermediate, which has the advantages of good grinding effect, high automation degree and capability of controlling the particle size, and solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a grinder is used in production of medicine midbody, includes crushing room and upper cover plate, the lower extreme both sides fixed mounting of upper cover plate has the support column, the upper end fixedly connected with feeder hopper of upper cover plate, the opening that crushing room offered through upper end surface is link up with the feeder hopper and is connected, the crushing room internally mounted has symmetrical crushing subassembly, the one end fixed mounting of crushing room downside has the second grinding roller, just the other end fixed mounting of crushing room downside has first grinding roller, the equal fixedly connected with actuating mechanism of one end of second grinding roller and first grinding roller, downside fixed mounting between second grinding roller and the first grinding roller has the abrasive disc, and the downside fixed mounting of last abrasive disc has the abrasive disc down, the lower extreme threaded connection of abrasive disc has the receipts feed bin down.

Preferably, the both sides of going up the abrasive disc fixedly connected with fixed plate, the one end threaded connection of fixed plate has the abrasive disc, and the other end fixedly connected with support column of fixed plate.

Preferably, the connecting plate is installed to lower grinding plate both sides, beat between the inner wall of one end and the support column of connecting plate and dig the clearance, the lower extreme of connecting plate has moving mechanism, and the lower extreme of connecting plate passes through supporting shoe and moving mechanism pin connection, moving mechanism installs inside the frame of placing of being connected with moving mechanism bottom.

Preferably, the upper surface of the lower grinding disc is penetrated with evenly distributed discharge holes, the discharge holes are symmetrically distributed about the central axis of the lower grinding disc, and the discharge holes are communicated with the material receiving bin through holes.

Preferably, the crushing subassembly internally mounted has the pivot, and a pair of the pivot rotates to be connected on crushing room casing, a pair of the equal level parallel arrangement of pivot, a pair of the pivot is all rotated and is connected with a pair of crushing motor, a pair of pivot respectively fixed mounting have the grinding miller, and smash the motor and rotate with the grinding miller through the pivot and be connected, grinding miller upper surface evenly distributed welding has crushing sword, two crushing sword that is connected on the grinding miller sets up in turn.

Preferably, the supporting leg of two position symmetries is installed to the connecting plate lower extreme, the inside of supporting leg has been seted up and has been held the chamber, the inside that holds the chamber is provided with the pinion rack that can follow the chamber and carry out elevating movement, and the one end of pinion rack is fixed at the lower surface of connecting plate, two wear to be equipped with the bull stick between the supporting leg, the tip of bull stick is fixed with the rotating block, be provided with the gear with pinion rack teeth engagement on the bull stick, the outside that holds the chamber runs through threaded hole, the pinion rack from top to bottom has set gradually a plurality of screw grooves that are the cooperation structure with the screw hole, threaded connection has fixing bolt between screw hole and the screw groove.

Preferably, a driving motor is fixedly installed on the left side of the inside of the driving mechanism, a piston rod is connected with the right end of the driving motor in a transmission manner, the driving motor is connected with one end of the piston rod through a sliding block in a transmission manner, the sliding block is fixedly installed on the upper surface of a sliding rail, a return spring is fixedly connected with the right side surface of the sliding block, the sliding block is elastically connected with a telescopic rod connected with the right side surface of the return spring through the return spring, and the driving motor is fixedly connected with the telescopic rod through the sliding rail.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the grinding device for producing the drug intermediate, when the distance between the first grinding roller and the second grinding roller is required to be adjusted, the driving motor is started firstly, then the driving motor repeatedly moves in the air cylinder through the piston, so that the piston can transmit power to the piston rod, the piston rod pushes the sliding block, the sliding block moves on the sliding rail to further drive the restoring spring connected with the sliding block to compress, meanwhile, the telescopic rod connected with the sliding block is driven to move, the interval between the first grinding roller and the second grinding roller is adjusted, the interval between the first grinding roller and the second grinding roller is reduced, and when a gap is required to be adjusted, the telescopic rod can be restored to the original position only through the elastic force of the restoring spring, so that the size of particles after primary grinding is adjusted, and automation is improved.

2. When the gap between the upper grinding disc and the lower grinding disc needs to be adjusted, firstly, a person can rotate the rotating block to rotate, and the rotating block can rotate to drive the rotating rod to rotate so as to drive the gear to rotate; when a person rotates the rotating block clockwise, the gear also rotates clockwise, so that the toothed plate can move upwards along the accommodating cavity, and the upward movement of the toothed plate can drive the connecting plate to move upwards through the supporting block, so that the lower grinding disc connected with the connecting plate moves upwards and is close to the upper grinding disc, the gap between the upper grinding disc and the lower grinding disc is enlarged, and large-particle products can be ground conveniently; when personnel anticlockwise rotate the rotating block, the gap between the upper grinding disc and the lower grinding disc can be reduced in the same way, so that small particle products can be conveniently ground, and the grinding efficiency and the automation level are improved.

Drawings

FIG. 1 is a schematic view of the overall device structure of the present utility model;

FIG. 2 is a schematic diagram of the whole device of the moving mechanism of the present utility model;

FIG. 3 is an enlarged schematic view of FIG. 1A in accordance with the present utility model;

FIG. 4 is a schematic view of the overall apparatus of the pulverizing assembly of the present utility model;

FIG. 5 is a schematic view of the whole device of the lower polishing plate of the present utility model.

In the figure: 1. an upper cover plate; 2. a support column; 3. placing a frame; 4. a feed hopper; 5. a pulverizing chamber; 6. a moving mechanism; 60. support legs; 61. a receiving chamber; 62. a toothed plate; 63. a rotating rod; 64. a rotating block; 65. a gear; 66. a fixing bolt; 67. a threaded hole; 68. a thread groove; 7. a crushing assembly; 71. a rotating shaft; 72. a grinding wheel; 73. a crushing knife; 8. a first grinding roller; 9. a second grinding roller; 10. a fixing plate; 11. a connecting plate; 12. a grinding disc is arranged; 13. a lower grinding disc; 131. a discharge hole; 14. a material receiving bin; 15. a driving mechanism; 151. a drive motor; 152. a piston rod; 153. a slide rail; 154. a slide block; 155. a return spring; 156. a telescopic rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 and 5, a grinding device for producing pharmaceutical intermediates comprises a grinding chamber 5 and an upper cover plate 1, wherein support columns 2 are fixedly arranged at two sides of the lower end of the upper cover plate 1, the upper end of the upper cover plate 1 is fixedly connected with a feed hopper 4, the grinding chamber 5 is in through connection with the feed hopper 4 through an opening formed in the upper end surface, a symmetrical grinding assembly 7 is arranged in the grinding chamber 5, a second grinding roller 9 is fixedly arranged at one end of the lower side of the grinding chamber 5, a first grinding roller 8 is fixedly arranged at the other end of the lower side of the grinding chamber 5, driving mechanisms 15 are fixedly connected at one ends of the second grinding roller 9 and the first grinding roller 8, an upper grinding disc 12 is fixedly arranged at the lower side between the second grinding roller 9 and the first grinding roller 8, a lower grinding disc 13 is fixedly arranged at the lower side of the upper grinding disc 12, a receiving bin 14 is in threaded connection with the lower end of the lower grinding disc 13, the two sides of the upper grinding disc 12 are fixedly connected with a fixing plate 10, one end of the fixing plate 10 is in threaded connection with the upper grinding disc 12, the other end of the fixing plate 10 is fixedly connected with a support column 2, two sides of the lower grinding disc 13 are provided with a connecting plate 11, a gap is chiseled between one end of the connecting plate 11 and the inner wall of the support column 2, the lower end of the connecting plate 11 is fixedly provided with a moving mechanism 6, the lower end of the connecting plate 11 is in pin connection with the moving mechanism 6 through a supporting block, the moving mechanism 6 is arranged in a placing frame 3 connected with the bottom of the moving mechanism 6, the upper surface of the lower grinding disc 13 is penetrated with evenly distributed discharge holes 131, the discharge holes 131 are symmetrically distributed relative to the central axis of the lower grinding disc 13, the discharge holes 131 are in through connection with a material receiving bin 14 through holes, firstly, a drug intermediate is fed into a crushing chamber 5 through a feed hopper 4, and then crushed through a crushing assembly 7, the crushed materials enter the second grinding roller 9 and the first grinding roller 8 again, the size of the interval between the second grinding roller 9 and the first grinding roller 8 is adjusted through the driving mechanism 15, the grinding is carried out, finally, the interval between the lower grinding disc 13 and the upper grinding disc 12 is adjusted through the moving mechanism 6, the grinding can be carried out through boring of different particles, and finally, the ground materials enter the collecting bin 14 through the plurality of discharging holes 131 for collection.

Referring to fig. 2, two symmetrical support legs 60 are installed at the lower end of the connection plate 11, a holding cavity 61 is provided in the support legs 60, a toothed plate 62 capable of moving up and down along the holding cavity 61 is provided in the holding cavity 61, one end of the toothed plate 62 is fixed on the lower surface of the connection plate 11, a rotating rod 63 is penetrated between the two support legs 60, a rotating block 64 is fixed at the end of the rotating rod 63, a gear 65 meshed with the toothed plate 62 is provided on the rotating rod 63, a threaded hole 67 penetrates through the outer side of the holding cavity 61, a plurality of threaded grooves 68 with the threaded holes 67 being in a matched structure are sequentially provided on the toothed plate 62 from top to bottom, a fixing bolt 66 is connected between the threaded holes 67 and the threaded grooves 68, when the gap between the lower grinding disc 13 and the upper grinding disc 12 needs to be adjusted, firstly, a person can rotate the rotating block 64, and the rotating block 64 can drive the rotating rod 63 to rotate, and then drive the gear 65 to rotate, and the gear 65 can move on the toothed plate 62 due to the meshing of the gear 65 and the toothed plate 62; when a person rotates the rotating block 64 clockwise, the gear 65 also rotates clockwise, so that the toothed plate 62 can move upwards along the accommodating cavity 61, and the upward movement of the toothed plate 62 can drive the connecting plate 11 to move upwards through the supporting block, so that the lower grinding disc 13 connected with the connecting plate 11 moves upwards and is close to the upper grinding disc 12, and further, the gap between the upper grinding disc 12 and the lower grinding disc 13 is enlarged, and large-particle products are convenient to grind; when a person rotates the rotating block 64 anticlockwise, the gap between the upper grinding disc 12 and the lower grinding disc 13 can be reduced, so that small-particle products can be conveniently ground, and the grinding efficiency and the automation level are improved.

Referring to fig. 3, a driving motor 151 is fixedly installed on the left side of the driving mechanism 15, a piston rod 152 is connected to the right end of the driving motor 151 in a transmission manner, the driving motor 151 is connected to a sliding block 154 connected to one end of the piston rod 152 through the piston rod 152 in a transmission manner, the sliding block 154 is fixedly installed on the upper surface of the sliding rail 153, a restoring spring 155 is fixedly connected to the right side surface of the sliding block 154, the sliding block 154 is elastically connected to a telescopic rod 156 connected to the right side surface of the restoring spring 155 through the restoring spring 155, the driving motor 151 and the telescopic rod 156 are fixedly connected through the sliding rail 153, the driving motor 151 is firstly started, then the driving motor 151 repeatedly moves in a cylinder through a piston, the piston can transfer power to the piston rod 152, and then the piston rod 152 pushes the sliding block 154, the sliding block 154 moves on the sliding rail 153 to further drive the restoring spring 155 connected with the sliding block 154, meanwhile, the telescopic rod 156 connected with the restoring spring 155 moves, and then the interval between the second grinding roller 9 and the first grinding roller 8 is adjusted, the interval between the first grinding roller 8 and the second grinding roller 9 is reduced, the original grinding roller is only needed to be adjusted, and the elastic grinding position is changed by adjusting the telescopic rod is greatly after the interval is adjusted, and the original grinding spring is adjusted.

Referring to fig. 4, a rotating shaft 71 is installed inside the grinding assembly 7, a pair of rotating shafts 71 are rotatably connected to a casing of the grinding chamber 5, the pair of rotating shafts 71 are horizontally arranged in parallel, the pair of rotating shafts 71 are rotatably connected to a pair of grinding motors, a pair of rotating shafts 71 are respectively fixedly installed with grinding wheels 72, the grinding motors are rotatably connected with the grinding wheels 72 through the rotating shafts 71, grinding blades 73 are uniformly distributed and welded on the upper surfaces of the grinding wheels 72, the grinding blades 73 connected with the two grinding wheels 72 are alternately arranged, the grinding motors drive the rotating shafts 71 to rotate in opposite directions through output ends (not shown in the drawing), the rotating shafts 71 on the left side in the drawing rotate clockwise, the rotating shafts 71 on the right side rotate anticlockwise, in addition, only one grinding motor (not shown in the drawing) is arranged, the two rotating shafts 71 are driven to rotate in opposite directions through a transmission assembly, the rotation of the grinding wheels 72 is further driven, the rotation of the grinding wheels 72 can drive the grinding blades 73 to rotate, and the grinding blades 73 are further crushed.

In summary, the present utility model discloses a grinding device for producing a drug intermediate, firstly, the drug intermediate enters a grinding chamber 5 through a feed hopper 4, a grinding motor drives a rotating shaft 71 to rotate in opposite directions through an output end (not shown in the figure), the rotating shaft 71 on the left in the figure rotates clockwise, the rotating shaft 71 on the right rotates anticlockwise, in addition, only one grinding motor (not shown in the figure) is provided to drive two rotating shafts 71 to rotate in opposite directions through a transmission assembly, the rotation of a grinding wheel 72 is further driven, the rotation of the grinding wheel 72 can drive a grinding cutter 73 to rotate, and then the material is ground; the driving motor 151 is started again, then the driving motor 151 repeatedly moves in the air cylinder through the piston, the piston can transfer power to the piston rod 152, the piston rod 152 pushes the sliding block 154, the sliding block 154 moves on the sliding rail 153 to further drive the restoring spring 155 connected with the sliding block 154 to compress, meanwhile, the telescopic rod 156 connected with the restoring spring 155 is driven to move, the interval between the second grinding roller 9 and the first grinding roller 8 is adjusted, the interval between the first grinding roller 8 and the second grinding roller 9 is reduced, and when the gap needs to be adjusted, the telescopic rod 156 can be restored to the original position only through the elastic force of the restoring spring 155, and then the size of particles after primary grinding is adjusted; finally, a person can rotate the rotating block 64 to rotate, and the rotation of the rotating block 64 can drive the rotating rod 63 to rotate so as to drive the gear 65 to rotate, and the gear 65 can move on the toothed plate 62 due to the meshing of the gear 65 and the toothed plate 62; when a person rotates the rotating block 64 clockwise, the gear 65 also rotates clockwise, so that the toothed plate 62 can move upwards along the accommodating cavity 61, and the upward movement of the toothed plate 62 can drive the connecting plate 11 to move upwards through the supporting block, so that the lower grinding disc 13 connected with the connecting plate 11 moves upwards and is close to the upper grinding disc 12, and further, the gap between the upper grinding disc 12 and the lower grinding disc 13 is enlarged, and large-particle products are convenient to grind; when personnel rotate the rotating block 64 anticlockwise, the gap between the upper grinding disc 12 and the lower grinding disc 13 can be reduced, so that small-particle products can be conveniently ground, and ground materials enter the collecting bin 14 through the plurality of discharging holes 131 for collection.

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

Claims (7)

1. The utility model provides a grinding device is used in production of medicine midbody, includes crushing room (5) and upper cover plate (1), its characterized in that: the utility model discloses a grinding machine, including upper cover plate (1), lower extreme both sides fixed mounting of upper cover plate (1) have support column (2), the upper end fixedly connected with feeder hopper (4) of upper cover plate (1), smash opening and feeder hopper (4) link up connection that room (5) offered through the upper end surface, smash room (5) internally mounted have symmetrical crushing subassembly (7), the one end fixed mounting of smashing room (5) downside has second grinding roller (9), just the other end fixed mounting of smashing room (5) downside has first grinding roller (8), the equal fixedly connected with actuating mechanism (15) of one end of second grinding roller (9) and first grinding roller (8), downside fixed mounting between second grinding roller (9) and the first grinding roller (8) has last grinding disk (12), and the downside fixed mounting of last grinding disk (12) has lower grinding disk (13), the lower extreme threaded connection of lower disk (13) has receipts feed bin (14).

2. A grinding apparatus for producing a pharmaceutical intermediate according to claim 1, wherein: the two sides of the upper grinding disc (12) are fixedly connected with fixing plates (10), one end of each fixing plate (10) is connected with the upper grinding disc (12) in a threaded mode, and the other end of each fixing plate (10) is fixedly connected with a supporting column (2).

3. A grinding apparatus for producing a pharmaceutical intermediate according to claim 1, wherein: the utility model discloses a grinding machine, including lower grinding disc (13), support column (2), connecting plate (11) are installed to lower grinding disc (13) both sides, beat between the inner wall of one end of connecting plate (11) and support column (2) and chisel clearance, the lower extreme fixed mounting of connecting plate (11) has moving mechanism (6), and the lower extreme of connecting plate (11) passes through supporting shoe and moving mechanism (6) pin connection, inside frame (3) of placing that are connected with moving mechanism (6) bottom are installed to moving mechanism (6).

4. A grinding apparatus for producing a pharmaceutical intermediate according to claim 1, wherein: the upper surface of lower grinding disc (13) runs through has evenly distributed discharge hole (131), discharge hole (131) are about lower grinding disc (13) center pin symmetry distribution, pass through the through-hole link up between discharge hole (131) and the receipts feed bin (14).

5. A grinding apparatus for producing a pharmaceutical intermediate according to claim 1, wherein: crushing subassembly (7) internally mounted has pivot (71), and a pair of pivot (71) rotate and connect on crushing room (5) casing, a pair of equal high parallel arrangement of pivot (71) is even, a pair of pivot (71) are all rotated and are connected with a pair of crushing motor, a pair of pivot (71) are fixed mounting respectively has grinding miller (72), and smash the motor and rotate through pivot (71) and grinding miller (72) and be connected, grinding miller (72) upper surface evenly distributed welding has crushing sword (73), two crushing sword (73) that are connected on grinding miller (72) set up in turn.

6. A grinding apparatus for producing a pharmaceutical intermediate according to claim 3, wherein: two symmetrical supporting legs (60) in position are installed to connecting plate (11) lower extreme, holding chamber (61) have been seted up to the inside of supporting legs (60), holding chamber (61)'s inside is provided with toothed bar (62) that can follow holding chamber (61) and go on elevating movement, and the one end of toothed bar (62) is fixed at the lower surface of connecting plate (11), two wear to have bull stick (63) between supporting legs (60), the tip of bull stick (63) is fixed with turning block (64), be provided with on bull stick (63) with toothed bar (62) tooth meshing's gear (65), threaded hole (67) have been run through in the outside of holding chamber (61), toothed bar (62) from top to bottom set gradually a plurality of screw grooves (68) that are cooperation structure with threaded hole (67), threaded connection has fixing bolt (66) between screw hole (67) and screw groove (68).

7. A grinding apparatus for producing a pharmaceutical intermediate according to claim 6, wherein: the inside left side fixed mounting of actuating mechanism (15) has driving motor (151), and driving motor (151) right-hand member transmission is connected with piston rod (152), driving motor (151) are connected through slider (154) transmission that piston rod (152) are connected with one end of piston rod (152), slider (154) fixed mounting is at slide rail (153) upper surface, the right side surface fixedly connected with return spring (155) of slider (154), telescopic link (156) elastic connection that slider (154) are connected with return spring (155) right side surface through return spring (155), driving motor (151) are through slide rail (153) fixed connection with telescopic link (156).