CN115007282B - Chemical raw material grinding device and chemical raw material grinding method - Google Patents
Chemical raw material grinding device and chemical raw material grinding method Download PDFInfo
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- CN115007282B CN115007282B CN202210269621.4A CN202210269621A CN115007282B CN 115007282 B CN115007282 B CN 115007282B CN 202210269621 A CN202210269621 A CN 202210269621A CN 115007282 B CN115007282 B CN 115007282B
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- 238000000227 grinding Methods 0.000 title claims abstract description 316
- 238000000034 method Methods 0.000 title claims description 19
- 239000013064 chemical raw material Substances 0.000 title claims description 15
- 239000002994 raw material Substances 0.000 claims abstract description 74
- 239000000126 substance Substances 0.000 claims abstract description 48
- 239000002245 particle Substances 0.000 claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000008713 feedback mechanism Effects 0.000 claims abstract description 31
- 238000007599 discharging Methods 0.000 claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims description 31
- 238000012216 screening Methods 0.000 claims description 18
- 238000005498 polishing Methods 0.000 claims description 12
- 238000005096 rolling process Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000012958 reprocessing Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 101150114468 TUB1 gene Proteins 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229940126680 traditional chinese medicines Drugs 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/183—Feeding or discharging devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/14—Mills in which the charge to be ground is turned over by movements of the container other than by rotating, e.g. by swinging, vibrating, tilting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/183—Feeding or discharging devices
- B02C17/1835—Discharging devices combined with sorting or separating of material
- B02C17/184—Discharging devices combined with sorting or separating of material with separator arranged in discharge path of crushing zone
- B02C17/1845—Discharging devices combined with sorting or separating of material with separator arranged in discharge path of crushing zone with return of oversize material to crushing zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/20—Disintegrating members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/22—Lining for containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/24—Driving mechanisms
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The grinding device comprises a grinding barrel, a reciprocating grinding mechanism, a screen disc and a feed back mechanism; the grinding barrel is arranged in the horizontal direction, a grinding cavity is formed in the grinding barrel, a feed inlet, a feed back opening and a discharge opening are respectively formed in the side wall of the grinding barrel, and a grinding tile is arranged at the lower part in the grinding cavity; the reciprocating grinding mechanism is arranged at the central position in the grinding cavity and is provided with a reciprocating grinding part and a pushing block, the reciprocating grinding part is driven to be capable of being propped against or away from the upper side surface of the grinding tile, the end part of the pushing block can be propped against the upper side surface of the grinding tile, and the reciprocating grinding part and the pushing block can move circumferentially along with the rotation of the reciprocating grinding mechanism; the screen disc is arranged below the discharge hole at the outer side of the grinding barrel; the feed back mechanism is arranged at the side of the screen disc and can be driven to convey coarse raw material particles screened out by the screen disc to the feed back opening and pour the coarse raw material particles into the grinding cavity. Therefore, the grinding effect of the chemical raw materials can be improved, the operation steps can be simplified, and the grinding and discharging efficiency of the chemical raw materials can be improved.
Description
Technical Field
The invention relates to the technical field of chemical raw material grinding, in particular to a chemical raw material grinding device and a chemical raw material grinding method.
Background
Milling is a process that converts large solid matter into fine particulate matter. For grinding different substances, various grinding tools such as manual mortar, grinding tools driven by animal force, wind force, water force or electricity, grinding tools for processing traditional Chinese medicines and the like are generally used. In the chemical field, the method is often applied to a grinding process to grind the chemical raw materials in the process of pre-treatment of the chemical raw materials, but the existing grinding equipment can only realize single mode operation, such as grinding or grinding operation, so that the chemical raw materials ground by the existing grinding equipment are often not completely crushed, and the problems of insufficient granularity and uneven granularity exist; if the chemical raw materials are repeatedly ground to ensure the grinding effect, the problems of complex operation, increased labor and energy consumption cost and reduced grinding discharging efficiency exist.
Therefore, how to improve the polishing effect of chemical raw materials, and to increase the automation degree of polishing operation to save the cost of manpower and energy consumption, and to increase the polishing discharging efficiency of chemical raw materials has become one of the important issues to be solved in the art.
Disclosure of Invention
The technical problem to be solved by the technical scheme is how to provide a grinding device and a grinding method which can combine rolling and grinding operations into a whole so as to improve the grinding effect of chemical raw materials, automatically return unqualified chemical raw materials after grinding treatment to a grinding device for grinding again, simplify operation steps, save manpower and energy consumption cost and improve the grinding and discharging efficiency of the chemical raw materials.
In order to solve the technical problem, the present technical scheme provides a chemical raw material grinding device, which includes: the grinding device comprises a grinding barrel, a reciprocating grinding mechanism, a screen disc and a feed back mechanism; the grinding barrel is a sealed barrel body, a grinding cavity is formed in the grinding barrel body in the horizontal direction along the axial direction of the grinding barrel body, a feed inlet is formed in the inclined upper part of one side of the side wall of the grinding barrel, a feed back hole and a discharge hole are respectively formed in the inclined upper part and the inclined lower part of the other side of the side wall of the grinding barrel, a grinding tile is arranged on the upper side surface of the side wall of the grinding barrel in the lower part of the grinding barrel, one end of the grinding tile is positioned below the feed inlet, and the other end of the grinding tile is connected with the lower edge of the discharge hole; the reciprocating grinding mechanism is positioned in the grinding cavity and is arranged at the central position of one end side wall of the grinding barrel and is provided with a reciprocating grinding part and a pushing block, the reciprocating grinding part is driven to be capable of being pressed against or away from the grinding tile towards the upper side surface of the grinding tile, the end part of the pushing block, which is close to the side wall of the grinding barrel, can be abutted against the upper side surface of the grinding tile, and the reciprocating grinding part and the pushing block can move circumferentially in the grinding cavity along with the rotation of the reciprocating grinding mechanism; the screen disc is arranged on the outer side of the grinding barrel and positioned below the discharge hole; the feed back mechanism is arranged at the side of the screen disc and can be driven to convey coarse raw material particles screened out by the screen disc to the feed back opening and pour the coarse raw material particles into the grinding cavity. Accordingly, the reciprocating grinding part can be driven to repeatedly grind the chemical raw materials on the grinding tile, and meanwhile, the reciprocating grinding part also moves circumferentially along with the rotation of the reciprocating grinding mechanism, namely, grinding operation in the direction perpendicular to the grinding direction is applied while grinding operation is carried out, so that the chemical raw materials are thoroughly crushed by being applied with forces in two directions (grinding and polishing), and the particles of the crushed chemical raw materials can be finer and uniform in granularity through repeated grinding and polishing of the reciprocating grinding part; in addition, the reciprocating grinding part and the pushing block are arranged on the reciprocating grinding mechanism together, and the integrated structure can simplify the structural complexity of the grinding device and enable the pushing operation to be more convenient; the screen disc and the feed back mechanism are matched for application, unqualified coarse raw material particles can be conveyed back into the grinding cavity for continuous grinding and grinding while normal grinding and discharging are carried out, so that normal implementation of a grinding and discharging process can be ensured, and a process of returning unqualified discharging to reprocessing can be carried out simultaneously, and the grinding and discharging efficiency of chemical raw materials can be obviously improved; the grinding, discharging, screening and recycling processes for unqualified discharging are automatically implemented by the grinding device, so that the labor cost can be greatly saved.
As another implementation of the technical scheme, the reciprocating grinding mechanism is composed of a rotary driving motor, a rotary transmission shaft, a connecting and fixing part, a first connecting rod, a pushing block, a reciprocating driving motor, a first gear, a sleeve, a second gear, a lantern ring, a toothed ring, a reciprocating screw rod, a lantern ring, at least one guide rod, a connecting plate, a second connecting rod, a reciprocating grinding part, a first bevel gear, a connecting shaft, a second bevel gear and a third gear; the rotary driving motor is arranged at the outer central position of one end side wall of the grinding barrel; the rotary transmission shaft penetrates through the side wall of one end through a bearing, one end of the rotary transmission shaft is in driving connection with the driving end of the rotary driving motor, and the other end of the rotary transmission shaft is arranged on the side wall of the other end of the grinding barrel through the bearing; the connecting and fixing part is fixedly arranged on the rotary transmission shaft in the grinding cavity, and an inner cavity is formed in the connecting and fixing part; one end of the first connecting rod is fixedly arranged at a position far away from the inner cavity on the connecting and fixing part, and the other end of the first connecting rod is fixedly provided with a push block; the reciprocating driving motor is arranged on the inner side of the side wall of one end of the grinding barrel and is positioned beside the rotary transmission shaft; the first gear is arranged at the driving end of the reciprocating driving motor; the sleeve is sleeved on the outer side of the rotary transmission shaft through a bearing, a second gear is sleeved and fixed on the outer side wall of the sleeve at a position adjacent to the first gear, the second gear is meshed with the first gear, and a fixed lantern ring is sleeved and fixed on the outer side wall of the sleeve at a position far away from the first gear and adjacent to the connecting and fixing part; the toothed ring is sleeved with a connecting lantern ring through a one-way bearing; two ends of the reciprocating screw rod are respectively arranged on two opposite inner side walls in the inner cavity through bearings, one end of the reciprocating screw rod is close to the rotary transmission shaft, and the other end of the reciprocating screw rod is far away from the rotary transmission shaft; the sleeve block is sleeved and connected on the reciprocating screw rod through the ball nut pair; the at least one guide rod penetrates through the inner side wall of the inner cavity through a bearing, one end of the at least one guide rod in the inner cavity is fixedly connected with a connecting sleeve block, the other end of the at least one guide rod is fixedly connected with one side surface of the connecting plate, the other side surface of the connecting plate is fixedly connected with one end of a second connecting rod, and the other end of the second connecting rod is fixedly provided with a reciprocating grinding part; a first bevel gear is fixedly arranged at one end of the reciprocating screw rod, which is far away from the sleeve block; the connecting shaft is parallel to the rotary transmission shaft and penetrates through an inner side wall of the inner cavity through a bearing, one end of the connecting shaft, which is positioned in the inner cavity, is fixedly provided with a second bevel gear, the second bevel gear is meshed with the first bevel gear, the other end of the connecting shaft is fixedly provided with a third gear, and the third gear is meshed with the outer teeth of the toothed ring. Accordingly, the rotary driving motor drives the rotary transmission shaft to enable the connecting and fixing part to drive the pushing block and the reciprocating grinding part to move circumferentially, and the direction of circumferential movement of the pushing block and the reciprocating grinding part can be changed by switching the power supply direction of the rotary driving motor; meanwhile, when the reciprocating driving motor drives the related components, the reciprocating grinding part can carry out reciprocating rolling operation when the pushing block and the reciprocating grinding part move circumferentially, and the toothed ring is sleeved with the connecting lantern ring through the one-way bearing, so that the reciprocating rolling operation of the reciprocating grinding part is not influenced even when the rotating driving motor changes the circumferential moving direction of the pushing block and the reciprocating grinding part.
As another implementation of the technical scheme, a hopper-shaped feeding groove which is communicated with the feeding hole is arranged on the outer side of the side wall of the grinding barrel at the feeding hole, a return end plate and a discharge end plate which are formed by a bottom plate and guard plates on two sides of the bottom plate are respectively arranged on the outer sides of the side wall of the grinding barrel at the return hole and the discharge hole, and the bottom plate of the return end plate and the bottom plate of the discharge end plate are respectively arranged towards the obliquely upper side and the obliquely lower side. Therefore, the feeding, returning and discharging operations are convenient, and the situation that chemical raw materials are scattered and fallen is prevented during the operations.
As another implementation of the technical scheme, the upper side surface of the grinding tile is a smooth cambered surface, the end surface of one end of the grinding tile, which is close to the feed inlet, is an inclined surface facing the inward concave direction of the grinding tile, and the end surface of one end, which is connected with the lower edge of the discharge port, of the grinding tile forms the same plane with the port edge of the discharge port and the bottom plate of the discharge end plate; the end of the reciprocating grinding part is a smooth cambered surface corresponding to the grinding tile, an arc surface is formed, and a plurality of abrasive particle convex parts are distributed on the arc surface. Accordingly, the upper side surface of the grinding tile is a smooth cambered surface, so that the pushing block is convenient to push the chemical raw materials, and the structure of the end surfaces of the two ends of the grinding tile can avoid the occurrence of dead angles of chemical raw materials accumulation in the grinding cavity and is beneficial to the smoothness of discharging operation; the arrangement of the abrasive particle convex parts at the end part of the reciprocating grinding part can increase the grinding strength and effect.
As another implementation of the present technical solution, the polishing apparatus further includes: an outer housing; the side opening is formed in one side of the horizontal direction of the outer shell, one part of the grinding barrel is accommodated in the outer shell through the side opening, the feed back opening and the discharge opening are located in the outer shell, the feed inlet is located outside the side opening, the screen disc and the feed back mechanism are arranged in the outer shell, the trough is arranged below the screen disc, and the discharge slot is formed in the position of the outer shell corresponding to the trough. Therefore, the operation links of discharging, screening and returning which are easy to generate particle dissipation pollution can be arranged in a relatively sealed operation environment through the cover of the outer shell, so that the negative influence of the operation on the personal health of staff and the operation environment is prevented.
As another implementation of the present technical solution, the screen tray includes: the device comprises a sieve plate, two driving blocks, a reciprocating screw rod, a sieve plate driving motor, two sliding blocks and a transverse sliding rod; the sieve plate is provided with a plurality of sieve holes; the edges of the sieve plate, which are close to the discharge hole and the side wall of the outer shell, are respectively provided with a coaming vertical to the sieve plate, and the two coamings opposite to the sieve plate are gradually close to the feed back mechanism; the two driving blocks are arranged at two ends of the lower side of the edge of the sieve plate, which is close to the discharge hole, and are sleeved with a reciprocating screw rod through ball nut pairs; the screen disc driving motor is arranged on the inner side wall of the outer shell, the driving end of the screen disc driving motor is in driving connection with one end of the reciprocating screw rod, and the other end of the reciprocating screw rod is arranged on the inner side wall of the outer shell through a bearing; the two sliding blocks are arranged at two ends of the lower side of the sieve plate close to the edge of the feed back mechanism; the transverse sliding rod is slidably arranged on the two sliding blocks in a penetrating way, and two ends of the transverse sliding rod are fixed on the inner side wall of the outer shell. Therefore, the screen plate can transversely reciprocate by driving of the screen plate driving motor so as to improve the screening efficiency of the crushed and ground chemical raw materials and rapidly screen and separate unqualified coarse raw material particles; and the coaming structure at the periphery of the screen plate can prevent coarse raw material particles retained on the screen plate from falling, and is favorable for transferring the coarse raw material particles to the feed back mechanism.
As another implementation of the present technical solution, the feed back mechanism includes: the lifting mechanism comprises a lifting driving motor, a threaded rod, a sliding rod, a lifting plate, a U-shaped strip basket, two bamboo-type telescopic rods, a feed back disc, a gear, a pulley, an arc-shaped guide rail and a rack; the lifting driving motor is arranged on the outer side of the lower side wall of the outer shell, and the installation position of the lifting driving motor is far away from the side opening; the threaded rod is vertically arranged in the outer shell, the upper end part of the threaded rod is arranged on the upper side wall of the outer shell through a bearing, and the lower end part of the threaded rod penetrates through the lower side wall of the outer shell through the bearing and is in driving connection with the driving end of the lifting driving motor; the sliding rod is vertically and fixedly arranged in the outer shell and is positioned beside the threaded rod; the lifting plate is provided with an internal threaded hole and a sliding hole corresponding to the threaded rod and the sliding rod, and the threaded rod and the sliding rod are sleeved corresponding to the internal threaded hole and the sliding hole so as to combine the lifting plate with the threaded rod in a driving way; the U-shaped strip basket is arranged in the horizontal direction, and the opening of the U-shaped strip basket faces the direction of the screen disc; the two bamboo-type telescopic rods are arranged in the horizontal direction, one ends of the two bamboo-type telescopic rods are fixedly combined on the lifting plate, and the other ends of the two bamboo-type telescopic rods are fixedly combined at the bottom of the U-shaped strip basket; the feed back disc is positioned in the opening of the U-shaped strip basket, the two sides of the feed back disc are respectively provided with a connecting rod and respectively penetrate through the two side parts of the U-shaped strip basket through bearings, the end part of one connecting rod is fixedly provided with a combination gear, and the end part of the other connecting rod is connected with a pulley; the arc-shaped guide rail is arranged on one side, close to the pulley, of the outer shell, and the pulley is slidably embedded in the arc-shaped guide rail, and the arc-shaped guide rail can guide the pulley so as to limit the U-shaped strip basket and the feed back disc to move between the screen disc and the feed back opening; the rack is arranged in the outer shell, is close to the feed back opening and is positioned on the moving path of the gear, and when the gear contacts with the rack and rotates on the rack in a meshed mode, the gear drives the feed back disc to turn over so as to pour coarse raw material particles on the feed back disc into the grinding cavity through the feed back opening.
As another implementation of the technical scheme, magnetic attraction pieces are respectively arranged at adjacent positions of the U-shaped strip basket and the feed back disc. Therefore, the stability of the feed back tray can be enhanced, and the situation that the feed back tray is turned over and scattered after carrying coarse raw material particles is prevented.
As another implementation of the technical scheme, a plurality of supporting legs are uniformly arranged at the lower part of the outer shell. Therefore, the stability of the grinding device can be enhanced.
In order to solve the technical problems, the technical scheme also provides a grinding method of the chemical raw materials, which comprises the following steps:
and (3) feeding: pouring chemical raw materials to be ground into a grinding tile at the bottom of a grinding cavity of a grinding device through a feed inlet;
And (3) grinding: the chemical raw materials are repeatedly rolled and ground between the two ends of the grinding tile by a reciprocating grinding mechanism arranged at the central position in the grinding cavity by utilizing a reciprocating grinding part;
Discharging: the reciprocating grinding mechanism drives the pushing block to move circumferentially so as to push the chemical raw materials which are rolled and ground on the grinding tile out of the grinding cavity through the discharge hole;
Screening: the crushed and ground chemical raw materials fall into a screen tray for screening, wherein qualified powder falls below the screen tray for collection after screening, and unqualified coarse raw material particles still remain on the screen tray;
And (3) material returning: coarse raw material particles are transferred onto a feed back mechanism from a screen disc, and are conveyed to a feed back opening of a grinding device by the feed back mechanism and poured into a grinding cavity, so that the coarse raw material particles and new chemical raw materials poured through the feed opening together perform the rolling grinding step to the screening step.
Drawings
FIG. 1 is a schematic view of a front perspective outer shell of a chemical raw material grinding device;
FIG. 2 is a schematic view of the back of the grinding apparatus for chemical materials according to the present invention;
FIG. 3 is a front cross-sectional view of the polishing apparatus for chemical materials according to the present invention;
FIG. 4 is a schematic diagram of a feed back operation performed by a feed back tray in the chemical raw material grinding device of the present invention;
FIG. 5 is an enlarged close-up view of a reciprocating grinding mechanism at an angle according to the present invention;
FIG. 6 is an enlarged close-up schematic view of another angle of the reciprocating milling mechanism of the present invention;
FIG. 7 is an enlarged, close-up, schematic view of a portion of a screen tray of the present invention;
FIG. 8 is a schematic diagram of the combination of a tray and a U-shaped basket according to the present invention;
FIG. 9 is a flow chart showing the steps of the method for grinding chemical raw materials according to the present invention.
Symbol description in the drawings:
1. a grinding barrel; 10. a grinding chamber; 11. a feed inlet; 12. a feed chute; 13. a feed back port; 14. a feed back end plate; 15. a discharge port; 16. a discharge end plate; 17. grinding the tile; 21. rotating the transmission shaft; 22. a connection fixing part; 23. an inner chamber; 24. a first link; 25. a pushing block; 30. a reciprocating drive motor; 31. a first gear; 32. a sleeve; 33. a second gear; 34. a collar; 35. a toothed ring; 36. a first bevel gear; 37. a connecting shaft; 38. a second bevel gear; 39. a third gear; 40. a reciprocating screw rod; 41. sleeving blocks; 42. a guide rod; 43. a connecting plate; 44. a second link; 45. a reciprocating grinding part; 50. a sieve plate; 501 coaming; 51. a driving block; 52. a reciprocating screw rod; 53. a slide block; 54. a transverse slide bar; 60. a lifting driving motor; 61. a threaded rod; 62. a slide bar; 63. a lifting plate; 64 U-shaped strip basket; 65. a bamboo joint type telescopic rod; 66. a feed back disc; 661. a connecting rod; 662. a gear; 663. a pulley; 67. an arc-shaped guide rail; 68. a rack; 69. a magnetic attraction piece; 7. an outer housing; 71. a trough; 72. a discharge slot; 73. support legs; steps S1 to S5.
Detailed Description
The detailed description and technical content of the present invention are described below with reference to the drawings, which are, however, provided for reference and illustration only and are not intended to limit the present invention.
Fig. 1 to 4 are schematic views showing an embodiment of the polishing apparatus for chemical raw materials according to the present invention. The chemical raw material grinding device (hereinafter referred to as a grinding device) comprises a grinding barrel 1, a reciprocating grinding mechanism, a screen disc and a feed back mechanism. Wherein, grinding barrel 1 is sealed staving and takes its axial to be the horizontal direction setting and forms grinding chamber 10 in it, feed inlet 11 has been seted up to the oblique upper portion of one side of grinding barrel 1 lateral wall (the left side of showing as the lateral wall in the figure), feed back mouth 13 and discharge gate 15 have been seted up respectively to the oblique upper portion and the oblique lower part of the opposite side of grinding barrel 1 lateral wall (the right side of showing as the lateral wall in the figure), the upside of grinding barrel 1 lateral wall of grinding chamber 10 lower part is provided with grinding tile 17, one end of grinding tile 17 is located the below of feed inlet 11, the lower border of discharge gate 15 is connected to the other end of grinding tile 17. In order to facilitate feeding, feeding back and discharging operations, and prevent chemical raw materials from being scattered and lost during the feeding, feeding back and discharging operations, a hopper-shaped feeding groove 12 communicated with the feeding port 11 is further arranged on the outer side of the side wall of the grinding barrel 1 at the feeding port 11, a feeding end plate 14 and a discharging end plate 16 which are formed by a bottom plate and guard plates on two sides of the bottom plate are further arranged on the outer side of the side wall of the grinding barrel 1 at the feeding port 13 and the discharging port 15 respectively, and the bottom plate of the feeding end plate 14 and the bottom plate of the discharging end plate 16 are respectively arranged obliquely upwards and obliquely downwards, which is convenient for installation in a narrow space, and the discharging end plate 16 can also be formed by the bottom plate only. The reciprocating grinding mechanism is disposed in the grinding chamber 10 and is mounted at a central position of a side wall of one end (rear end in the drawing) of the grinding barrel 1, and has a reciprocating grinding portion 45 and a pushing block 25, wherein the reciprocating grinding portion 45 is driven to be capable of pressing against the upper side surface of the grinding tile 17 or moving away from the grinding tile 17, and the end portion of the pushing block 25 adjacent to the side wall of the grinding barrel 1 is capable of abutting against the upper side surface of the grinding tile 17, and the reciprocating grinding portion 45 and the pushing block 25 can also move circumferentially in the grinding chamber 10 along with the rotation of the reciprocating grinding mechanism. As shown in fig. 3, the reciprocating grinding portion 45 and the pushing block 25 are disposed in the same diameter direction of the reciprocating grinding mechanism, and the symmetrical structure can balance the stress distribution of the reciprocating grinding mechanism, however, the reciprocating grinding portion 45 and the pushing block 25 may also be disposed in different directions of the reciprocating grinding mechanism, which is not limited in this invention. In addition, the upper side surface of the grinding tile 17 is a smooth cambered surface so as to facilitate the operation of pushing the chemical raw materials by the pushing block 25; the end face of the end (shown as left end in the figure) of the grinding tile 17 adjacent to the feed inlet 11 is an inclined face facing the concave direction of the grinding tile 17, the end face of the end (shown as right end in the figure) of the grinding tile 17 connected with the lower edge of the discharge hole 15 is the same plane with the edge of the discharge hole 15 and the bottom plate of the discharge end plate 16, and the structure of the end faces of the two ends of the grinding tile 17 can avoid the occurrence of dead angles of chemical raw material accumulation in the grinding cavity 10 and is beneficial to the smoothness of discharge operation. The end of the reciprocating grinding part 45 is formed with an arc surface corresponding to the smooth arc surface of the grinding tile 17, and a plurality of abrasive particle protrusions (not labeled in the figure) are arranged on the arc surface, and the arrangement of the abrasive particle protrusions can increase the grinding force and effect of the reciprocating grinding part 45. The screen tray is arranged outside the grinding barrel 1 and below the discharge hole 15. The feed back mechanism is arranged at the side of the screen disc and can be driven to convey coarse raw material particles screened out by the screen disc to the feed back opening 13 and pour the coarse raw material particles into the grinding cavity 10. In addition, as shown in fig. 1 to 4, the grinding device may further include an outer casing 7, a side opening is formed on one side (shown as the left side in the drawing) of the outer casing 7 in the horizontal direction, a part of the grinding drum 1 is accommodated in the outer casing 7 through the side opening, the feed back opening 13 and the feed back opening 15 are located in the outer casing 7, the feed inlet 11 is located outside the side opening, the screen tray and the feed back mechanism are both disposed in the outer casing 7, a trough 71 is disposed below the screen tray, a discharge slot 72 is formed on the outer casing 7 at a position corresponding to the trough 71, and the operation links of discharging, screening and feeding back which are easy to generate particle scattering pollution can be disposed in a relatively sealed operation environment through the covering of the outer casing 7, thereby preventing the above-mentioned operations from negatively affecting the personal health of the staff and the operating environment. of course, if the operation area is limited, in consideration of the higher automation degree of the grinding device, no manual intervention operation can be performed in the processes of discharging, sieving and returning, so that the grinding device of the invention can be arranged in a relatively closed space without arranging the outer shell.
More specifically, as shown in fig. 3 and in conjunction with fig. 5 and 6, the reciprocating grinding mechanism is composed of a rotary drive motor (not shown), a rotary drive shaft 21, a connection fixing portion 22, a first link 24, a push block 25, a reciprocating drive motor 30, a first gear 31, a sleeve 32, a second gear 33, a collar 34, a toothed ring 35, a reciprocating screw 40, a socket 41, at least one guide rod 42, a connecting plate 43, a second link 44, a reciprocating grinding portion 45, a first bevel gear 36, a connecting shaft 37, a second bevel gear 38, and a third gear 39. Wherein the rotary driving motor is installed at the outer central position of one end (shown as the rear end) side wall of the grinding drum 1. The rotary transmission shaft 21 is inserted into the rear end side wall through a bearing, one end of the rotary transmission shaft 21 is in driving connection with the driving end of the rotary driving motor, and the other end of the rotary transmission shaft 21 is disposed on the other end (front end) side wall of the grinding barrel 1 through a bearing. The connection fixing portion 22 is fixedly installed on the rotation transmission shaft 21 in the grinding chamber 10, and an inner chamber 23 is provided inside the connection fixing portion 22. One end of the first connecting rod 24 is fixedly arranged at a position far away from the inner cavity 23 on the connecting and fixing part 22, and the other end of the first connecting rod 24 is fixedly provided with a push block 25. The reciprocating drive motor 30 is installed inside the rear end sidewall of the grinding tub 1 and is located at the side of the rotation transmission shaft 21. The first gear 31 is mounted at the driving end of the reciprocating driving motor 30. The sleeve 32 is sleeved on the outer side of the rotary transmission shaft 21 through a bearing, the second gear 33 is sleeved and fixed on the outer side wall of the sleeve 32 at a position adjacent to the first gear 31, the second gear 33 is meshed with the first gear 31, and the fixed collar 34 is sleeved on the outer side wall of the sleeve 32 at a position far away from the first gear 31 and adjacent to the connecting and fixing part 22. The toothed ring 35 is sleeved with the connecting collar 34 by a one-way bearing (not shown). The both ends of the reciprocating screw 40 are respectively disposed on opposite inner side walls in the inner chamber 23 through bearings, and one end of the reciprocating screw 40 is adjacent to the rotary transmission shaft 21 and the other end thereof is distant from the rotary transmission shaft 21. The sleeve block 41 is sleeved and connected to the reciprocating screw 40 by a ball nut pair. The at least one guide rod 42 (two guide rods 42 are shown in the figure) is penetrated through the inner side wall of the inner chamber 23 through a bearing, one end of the at least one guide rod 42 positioned in the inner chamber 23 is fixedly connected with the connecting sleeve block 41, the other end of the at least one guide rod 42 is fixedly connected with one side surface of the connecting plate 43, the other side surface of the connecting plate 43 is fixedly connected with one end of the second connecting rod 44, and the other end of the second connecting rod 44 is fixedly provided with the reciprocating grinding part 45. The end of the reciprocating screw 40 remote from the sleeve block 41 is fixedly provided with a first bevel gear 36. The connecting shaft 37 is parallel to the rotary transmission shaft 21 and penetrates through an inner side wall of the inner chamber 23 through a bearing, one end of the connecting shaft 37 positioned in the inner chamber 23 is fixedly provided with a second bevel gear 38, the second bevel gear 38 is meshed with the first bevel gear 36, the other end of the connecting shaft 37 is fixedly provided with a third gear 39, and the third gear 39 is meshed with the outer teeth of the toothed ring 35. Accordingly, the rotary driving motor drives the rotary driving shaft 21 to enable the connection fixing portion 22 to drive the pushing block 25 and the reciprocating grinding portion 45 to move circumferentially, and the direction of circumferential movement of the pushing block 25 and the reciprocating grinding portion 45 can be changed by switching the power supply direction of the rotary driving motor; meanwhile, when the reciprocating drive motor 30 drives the relevant components, the reciprocating grinding part 45 can perform reciprocating rolling operation when the push block 25 and the reciprocating grinding part 45 move circumferentially, and the toothed ring 35 is sleeved with the connecting sleeve ring 34 through the one-way bearing, so that the reciprocating rolling operation of the reciprocating grinding part 45 is not influenced even when the rotary drive motor changes the circumferential movement direction of the push block 25 and the reciprocating grinding part 45.
As shown in fig. 1, 3 and 4 in combination with fig. 7, the screen tray in this embodiment includes a screen plate 50, two driving blocks 51, a reciprocating screw 52, a screen tray driving motor (not shown), two sliding blocks 53 and a transverse sliding rod 54. The screen plate 50 has a plurality of screen holes (not shown), the edges of the screen plate 50 adjacent to the discharge hole 15 and the side wall of the outer casing 7 are provided with coamings 501 perpendicular to the screen plate 50, and two opposite coamings 501 of the screen plate 50 are gradually approaching to the feed back mechanism. The two driving blocks 51 are arranged at two ends of the lower side of the sieve plate 50 adjacent to the edge of the discharge hole 15, and are sleeved with a connecting reciprocating screw rod 52 through ball nut pairs. The screen disc driving motor is arranged on the inner side wall of the outer shell 7, the driving end of the screen disc driving motor is in driving connection with one end of the reciprocating screw rod 52, and the other end of the reciprocating screw rod 52 is arranged on the inner side wall of the outer shell 7 through a bearing. The two sliding blocks 53 are arranged at two ends of the lower side of the sieve plate 50 adjacent to the edge of the feed back mechanism, the transverse sliding rod 54 slidably penetrates through the two sliding blocks 53, and two ends of the transverse sliding rod 54 are fixed on the inner side wall of the outer shell 7. The screen plate 50 can be transversely and reciprocally moved by the driving of the screen plate driving motor so as to improve the screening efficiency of the crushed and ground chemical raw materials and can quickly screen and separate unqualified coarse raw material particles; the coaming 501 structure at the periphery of the screen plate 50 can prevent coarse raw material particles retained on the screen plate 50 from falling off, and is beneficial to transferring the coarse raw material particles to a feed back mechanism; the screen plate 50 is inclined slightly obliquely downward toward the feed back mechanism, so that coarse raw material particles are easily transferred to the feed back mechanism.
As shown in fig. 1, 3 and 4 and fig. 8, the feeding back mechanism in this embodiment includes a lifting driving motor 60, a threaded rod 61, a sliding rod 62, a lifting plate 63, a U-shaped bar basket 64, two bamboo-shaped telescopic rods 65, a feeding back tray 66, a gear 662, a pulley 663, an arc-shaped guide rail 67 and a rack 68. Wherein, the lifting driving motor 60 is arranged outside the lower side wall of the outer shell 7 and is arranged at a position far away from the side opening. The threaded rod 61 is vertically installed in the outer casing 7, and an upper end portion of the threaded rod 61 is disposed on an upper side wall of the outer casing 7 through a bearing, and a lower end portion of the threaded rod 61 penetrates a lower side wall of the outer casing 7 through the bearing and is in driving connection with a driving end of the lifting driving motor 60. The slide bar 62 is fixedly installed in the outer casing 7 in a vertical direction and is located beside the threaded rod 61. The lifting plate 63 is provided with an internal threaded hole (not shown) and a sliding hole (not shown) corresponding to the threaded rod 61 and the sliding rod 62, and the threaded rod 61 and the sliding rod 62 are sleeved correspondingly through the internal threaded hole and the sliding hole to drive and combine the lifting plate 63 with the threaded rod 61. The U-shaped basket 64 is arranged horizontally with its opening facing the direction of the sieve tray. The two bamboo-type telescopic rods 65 are arranged in the horizontal direction, one ends of the two bamboo-type telescopic rods 65 are fixedly combined on the lifting plate 63, and the other ends of the two bamboo-type telescopic rods 65 are fixedly combined at the bottom of the U-shaped strip basket 64. The feed back tray 66 is located in the opening of the U-shaped strip basket 64, both sides of the feed back tray 66 are provided with connecting rods 661 which are respectively penetrated through both sides of the U-shaped strip basket 64 through bearings, wherein the end part of one connecting rod 661 is fixedly connected with a gear 662, and the end part of the other connecting rod 661 is connected with a pulley 663. The arc guide rail 67 is disposed on one side of the outer casing 7 adjacent to the pulley 663, and the pulley 663 is slidably embedded in the arc guide rail 67, and the arc guide rail 67 can guide the pulley 663 to limit the movement of the U-shaped basket 64 and the feed back tray 66 between the screen tray and the feed back opening 13. Rack 68 is mounted in outer housing 7 adjacent to feed back opening 13 and on the path of movement of gear 662, when gear 662 contacts rack 68 and rotates in mesh on rack 68, gear 662 drives feed back tray 66 to turn over to pour coarse feedstock particles on feed back tray 66 into grinding chamber 10 through feed back opening 13. In addition, magnetic attraction pieces 69 which attract each other are arranged at adjacent positions of the U-shaped strip basket 64 and the feed back tray 66 respectively, so that the stability of the feed back tray 66 can be enhanced, and the situation that coarse raw material particles are overturned and scattered after being loaded can be prevented.
As shown in fig. 1 to 4, the lower part of the outer housing 7 in this embodiment is uniformly provided with a plurality of supporting legs 73, so that the stability of the grinding device can be enhanced.
As shown in fig. 9, the present invention further provides a method for polishing chemical raw materials, which comprises the following steps:
feeding step S1: and pouring the chemical raw materials to be ground into a grinding tile at the bottom of a grinding cavity of a grinding device through a feed inlet.
And (2) grinding step S2: the chemical raw material is repeatedly rolled and ground between the two ends of the grinding tile by a reciprocating grinding mechanism arranged at the central position in the grinding cavity by utilizing a reciprocating grinding part.
And (3) discharging: the reciprocating grinding mechanism drives the pushing block to move circumferentially so as to push the chemical raw materials which are rolled and ground on the grinding tile out of the grinding cavity through the discharge hole.
Screening step S4: the crushed and ground chemical raw materials fall into a screen disc for screening, wherein qualified powder falls into the lower part of the screen disc for collection after screening, and unqualified coarse raw material particles still remain on the screen disc.
And (5) a material returning step S5: coarse raw material particles are transferred onto a feed back mechanism from a screen disc, and are conveyed to a feed back opening of a grinding device by the feed back mechanism and poured into a grinding cavity, so that the coarse raw material particles and new chemical raw materials poured through the feed opening together execute the rolling grinding step S2 to the screening step S4.
In summary, the reciprocating grinding part can be driven to repeatedly grind the chemical raw materials on the grinding tile, and the reciprocating grinding part also moves circumferentially along with the rotation of the reciprocating grinding mechanism, namely, the grinding operation is carried out while the grinding operation is carried out, so that the chemical raw materials are thoroughly crushed by the application of two directional forces (grinding and polishing), and the particles of the crushed chemical raw materials are finer and uniform in granularity through the repeated grinding and polishing of the reciprocating grinding part; in addition, the reciprocating grinding part and the pushing block are arranged on the reciprocating grinding mechanism together, and the integrated structure can simplify the structural complexity of the grinding device and enable the pushing operation to be more convenient; the screen disc and the feed back mechanism are matched for application, unqualified coarse raw material particles can be conveyed back into the grinding cavity for continuous grinding and grinding while normal grinding and discharging are carried out, so that normal implementation of a grinding and discharging process can be ensured, and a process of returning unqualified discharging to reprocessing can be carried out simultaneously, and the grinding and discharging efficiency of chemical raw materials can be obviously improved; the grinding, discharging, screening and recycling processes for unqualified discharging are automatically implemented by the grinding device, so that the labor cost can be greatly saved.
The foregoing description of the preferred embodiments of the present invention is not intended to limit the scope of the invention, and other equivalent variations using the inventive concepts are intended to fall within the scope of the invention.
Claims (9)
1. The utility model provides a chemical raw material's grinder which characterized in that includes: the grinding device comprises a grinding barrel, a reciprocating grinding mechanism, a screen disc and a feed back mechanism; the grinding barrel is a sealed barrel body, is arranged in the horizontal direction in the axial direction of the grinding barrel body to form a grinding cavity, a feed inlet is formed in the inclined upper part of one side of the side wall of the grinding barrel, a feed back hole and a discharge hole are respectively formed in the inclined upper part and the inclined lower part of the other side of the side wall of the grinding barrel, a grinding tile is arranged on the upper side surface of the side wall of the grinding barrel in the lower part of the grinding cavity, the upper side surface of the grinding tile is a smooth cambered surface, one end of the grinding tile is positioned below the feed inlet, and the other end of the grinding tile is connected with the lower edge of the discharge hole; The reciprocating grinding mechanism is positioned in the grinding cavity and is arranged at the central position of one end side wall of the grinding barrel and is provided with a reciprocating grinding part and a pushing block, the end part of the reciprocating grinding part is a smooth cambered surface corresponding to the grinding tile and is provided with an cambered surface, the reciprocating grinding part is driven to be capable of being pressed against or away from the grinding tile towards the upper side surface of the grinding tile, the end part of the pushing block, which is close to the side wall of the grinding barrel, can be abutted against the upper side surface of the grinding tile, and the reciprocating grinding part and the pushing block can move circumferentially in the grinding cavity along with the rotation of the reciprocating grinding mechanism; the screen disc is arranged on the outer side of the grinding barrel and is positioned below the discharge hole; The feed back mechanism is arranged at the side of the screen disc and can be driven to convey coarse raw material particles screened out by the screen disc to the feed back opening and pour the coarse raw material particles into the grinding cavity; the reciprocating grinding mechanism consists of a rotary driving motor, a rotary transmission shaft, a connecting and fixing part, a first connecting rod, the pushing block, a reciprocating driving motor, a first gear, a sleeve, a second gear, a lantern ring, a toothed ring, a reciprocating screw rod, a sleeve block, at least one guide rod, a connecting plate, a second connecting rod, the reciprocating grinding part, a first bevel gear, a connecting shaft, a second bevel gear and a third gear; the rotary driving motor is arranged at the outer central position of the side wall of one end of the grinding barrel; The rotary transmission shaft penetrates through the side wall of one end through a bearing, one end of the rotary transmission shaft is in driving connection with the driving end of the rotary driving motor, and the other end of the rotary transmission shaft is arranged on the side wall of the other end of the grinding barrel through a bearing; the connecting and fixing part is fixedly arranged on the rotary transmission shaft in the grinding cavity, and an inner cavity is formed in the connecting and fixing part; one end of the first connecting rod is fixedly arranged at a position, far away from the inner cavity, on the connecting and fixing part, and the pushing block is fixedly arranged at the other end of the first connecting rod; the reciprocating driving motor is arranged on the inner side of the side wall of one end of the grinding barrel and is positioned beside the rotary transmission shaft; The first gear is arranged at the driving end of the reciprocating driving motor; the sleeve is sleeved on the outer side of the rotary transmission shaft through a bearing, the second gear is sleeved and fixed on the outer side wall of the sleeve at a position adjacent to the first gear, the second gear is meshed with the first gear, and the lantern ring is sleeved and fixed on the outer side wall of the sleeve at a position far away from the first gear and adjacent to the connecting and fixing part; the toothed ring is sleeved and connected with the lantern ring through a one-way bearing; two ends of the reciprocating screw rod are respectively arranged on two opposite inner side walls in the inner cavity through bearings, one end of the reciprocating screw rod is close to the rotary transmission shaft, and the other end of the reciprocating screw rod is far away from the rotary transmission shaft; The sleeve block is sleeved and connected to the reciprocating screw rod through a ball nut pair; the at least one guide rod penetrates through the inner side wall of the inner cavity through a bearing, one end of the at least one guide rod, which is positioned in the inner cavity, is fixedly connected with the sleeve block, the other end of the at least one guide rod is fixedly connected with one side surface of the connecting plate, the other side surface of the connecting plate is fixedly connected with one end of the second connecting rod, and the other end of the second connecting rod is fixedly provided with the reciprocating grinding part; the end, away from the sleeve block, of the reciprocating screw rod is fixedly provided with the first bevel gear; the connecting shaft is parallel to the rotary transmission shaft and penetrates through an inner side wall of the inner cavity through a bearing, one end of the connecting shaft, which is positioned in the inner cavity, is fixedly provided with the second bevel gear, the second bevel gear is meshed with the first bevel gear, the other end of the connecting shaft is fixedly provided with a third gear, and the third gear is meshed with the outer teeth of the toothed ring.
2. The grinding device according to claim 1, wherein a hopper-shaped feed chute communicated with the feed inlet is arranged on the outer side of the side wall of the grinding barrel at the feed inlet, a return end plate and a discharge end plate which are formed by a bottom plate and guard plates on two sides of the bottom plate are respectively arranged on the outer sides of the side wall of the grinding barrel at the return inlet and the discharge outlet, and the bottom plate of the return end plate and the bottom plate of the discharge end plate are respectively arranged obliquely upwards and obliquely downwards.
3. The grinding device according to claim 2, wherein the end face of the end of the grinding tile adjacent to the feed port is an inclined face facing the concave direction of the grinding tile, and the end face of the end of the grinding tile connected with the lower edge of the discharge port is the same plane formed by the port edge of the discharge port and the bottom plate of the discharge end plate; a plurality of abrasive particle protruding parts are distributed on the arc-shaped surface.
4. The grinding apparatus defined in claim 1, further comprising: an outer housing; a side opening is arranged on one side of the horizontal direction of the outer shell, a part of the grinding barrel is accommodated in the outer shell through the side opening, the feed back opening and the discharge opening are positioned in the outer shell, the feed inlet is positioned outside the side opening, the screen tray and the feed back mechanism are both arranged in the outer shell, a trough is arranged below the screen tray, and a discharge notch is formed in the position, corresponding to the trough, on the outer shell.
5. The grinding apparatus defined in claim 4 wherein the screen tray comprises: the device comprises a sieve plate, two driving blocks, a reciprocating screw rod, a sieve plate driving motor, two sliding blocks and a transverse sliding rod; the sieve plate is provided with a plurality of sieve holes; the edges of the sieve plate, which are close to the discharge hole and the side wall of the outer shell, are respectively provided with a coaming vertical to the sieve plate, and the two opposite coamings of the sieve plate are gradually close to the feed back mechanism; the two driving blocks are arranged at two ends of the lower side of the sieve plate, which is close to the edge of the discharge hole, and are sleeved with the reciprocating screw rod through ball nut pairs; the screen disc driving motor is arranged on the inner side wall of the outer shell, the driving end of the screen disc driving motor is in driving connection with one end of the reciprocating screw rod, and the other end of the reciprocating screw rod is arranged on the inner side wall of the outer shell through a bearing; the two sliding blocks are arranged at two ends of the lower side of the sieve plate, which is close to the edge of the feed back mechanism; the transverse sliding rod is slidably arranged on the two sliding blocks in a penetrating mode, and two ends of the transverse sliding rod are fixed on the inner side wall of the outer shell.
6. The grinding apparatus defined in claim 4 wherein the feed back mechanism comprises: the lifting mechanism comprises a lifting driving motor, a threaded rod, a sliding rod, a lifting plate, a U-shaped strip basket, two bamboo-type telescopic rods, a feed back disc, a gear, a pulley, an arc-shaped guide rail and a rack; the lifting driving motor is arranged on the outer side of the lower side wall of the outer shell body, and the mounting position of the lifting driving motor is far away from the side opening; the threaded rod is vertically arranged in the outer shell, the upper end part of the threaded rod is arranged on the upper side wall of the outer shell through a bearing, and the lower end part of the threaded rod penetrates through the lower side wall of the outer shell through a bearing and is in driving connection with the driving end of the lifting driving motor; the sliding rod is fixedly arranged in the outer shell in the vertical direction and is positioned beside the threaded rod; the lifting plate is provided with an internal threaded hole and a sliding hole corresponding to the threaded rod and the sliding rod, and the threaded rod and the sliding rod are sleeved through the internal threaded hole and the sliding hole so as to be in driving combination with the threaded rod; the U-shaped strip basket is arranged in the horizontal direction, and the opening of the U-shaped strip basket faces the direction of the screen disc; the two bamboo-type telescopic rods are arranged in the horizontal direction, one ends of the two bamboo-type telescopic rods are fixedly combined on the lifting plate, and the other ends of the two bamboo-type telescopic rods are fixedly combined at the bottom of the U-shaped strip basket; the feed back disc is positioned in the opening of the U-shaped strip basket, connecting rods are arranged on two sides of the feed back disc and penetrate through two side parts of the U-shaped strip basket respectively through bearings, one end part of one connecting rod is fixedly combined with the gear, and the other end part of the other connecting rod is connected with the pulley; the arc-shaped guide rail is arranged on one side, close to the pulley, of the outer shell, and the pulley is slidably embedded in the arc-shaped guide rail, and the arc-shaped guide rail can guide the pulley so as to limit the U-shaped strip basket and the feed back disc to move between the screen disc and the feed back opening; the rack is arranged in the outer shell, is close to the feed back opening and is positioned on the moving path of the gear, and when the gear contacts the rack and rotates on the rack in a meshed mode, the gear drives the feed back disc to turn over, so that coarse raw material particles on the feed back disc are poured into the grinding cavity through the feed back opening.
7. The grinding apparatus as defined in claim 6, wherein magnetic attraction members are provided at adjacent positions of the U-shaped basket and the return tray, respectively.
8. The polishing apparatus according to claim 4, wherein a plurality of support legs are uniformly provided at a lower portion of the outer housing.
9. A method for grinding a chemical raw material for a grinding apparatus according to any one of claims 1 to 8, characterized by comprising the steps of:
and (3) feeding: pouring chemical raw materials to be ground into a grinding tile at the bottom of a grinding cavity of a grinding device through a feed inlet, wherein the upper side surface of the grinding tile is a smooth cambered surface;
And (3) grinding: the chemical raw materials are repeatedly rolled and ground between the two ends of the grinding tile by a reciprocating grinding mechanism arranged at the central position in the grinding cavity by utilizing a reciprocating grinding part, and the end part of the reciprocating grinding part is a smooth cambered surface corresponding to the grinding tile to form an arc surface;
discharging: the reciprocating grinding mechanism drives the pushing block to move circumferentially so as to push the chemical raw materials which are rolled and ground on the grinding tile out of the grinding cavity through the discharge hole;
Screening: the crushed and ground chemical raw materials fall into a screen disc for screening, wherein qualified powder falls below the screen disc for collection after screening, and unqualified coarse raw material particles still remain on the screen disc;
And (3) material returning: and the coarse raw material particles are transferred onto a feed back mechanism from the screen disc, and are conveyed to a feed back opening of the grinding device by the feed back mechanism and poured into the grinding cavity, so that the coarse raw material particles and the new chemical raw materials poured through the feed inlet perform the rolling grinding step to the screening step.
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| CN115400852B (en) * | 2022-11-01 | 2023-02-07 | 扬州科悦新材料科技有限公司 | Raw materials grinder with striking function |
| CN117247273B (en) * | 2023-11-17 | 2024-02-23 | 江苏迪纳科精细材料股份有限公司 | Preparation method and device of X-IZO magnetron sputtering target material with high mobility |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106672514A (en) * | 2017-03-20 | 2017-05-17 | 浙江为环科技有限公司 | Dustbin elevating, overturning and pouring device |
| CN210671861U (en) * | 2019-07-11 | 2020-06-05 | 广州市新新厨具制造有限公司 | Wheaten food processing equipment |
| CN112675955A (en) * | 2020-12-13 | 2021-04-20 | 湖南省长城新能源科技有限公司 | Lead grinding device for production of storage batteries |
| CN214211288U (en) * | 2021-01-21 | 2021-09-17 | 宁夏农产品质量标准与检测技术研究所(宁夏农产品质量监测中心) | Wheat seed grain sample selecting and packing device for near-infrared analysis |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003190827A (en) * | 2001-12-27 | 2003-07-08 | Daito Doboku:Kk | Production method for regenerated aggregate |
| CN109924851A (en) * | 2017-12-19 | 2019-06-25 | 西安知点信息科技有限公司 | A kind of mashed garlic maker |
| CN209062206U (en) * | 2018-10-20 | 2019-07-05 | 洛阳通易机械制造有限公司 | A kind of heat exchanger drill jig |
| CN210275836U (en) * | 2019-04-26 | 2020-04-10 | 安徽黑娃食品科技有限公司 | Special double-shaft stirring pot for polishing melon seeds |
| CN210386121U (en) * | 2019-07-02 | 2020-04-24 | 江苏双聚智能装备制造有限公司 | Chemical raw material grinding device |
| CN211725656U (en) * | 2020-01-04 | 2020-10-23 | 奥卡威科技（大连）有限公司 | High-precision quantitative feeding device for powder medicament |
| CN111386932B (en) * | 2020-04-21 | 2021-11-26 | 罗冬香 | Straw curtain covering device for vegetable planting |
| CN111761154A (en) * | 2020-05-26 | 2020-10-13 | 合肥厚朴传感科技有限公司 | Welding device with adjustable vacuum welding angle |
| CN213700093U (en) * | 2020-11-20 | 2021-07-16 | 王美军 | Grinder for chemical production |
-
2022
- 2022-03-18 CN CN202210269621.4A patent/CN115007282B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106672514A (en) * | 2017-03-20 | 2017-05-17 | 浙江为环科技有限公司 | Dustbin elevating, overturning and pouring device |
| CN210671861U (en) * | 2019-07-11 | 2020-06-05 | 广州市新新厨具制造有限公司 | Wheaten food processing equipment |
| CN112675955A (en) * | 2020-12-13 | 2021-04-20 | 湖南省长城新能源科技有限公司 | Lead grinding device for production of storage batteries |
| CN214211288U (en) * | 2021-01-21 | 2021-09-17 | 宁夏农产品质量标准与检测技术研究所(宁夏农产品质量监测中心) | Wheat seed grain sample selecting and packing device for near-infrared analysis |
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