CN109107665B - Millstone structure - Google Patents
Millstone structure Download PDFInfo
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- CN109107665B CN109107665B CN201811175343.6A CN201811175343A CN109107665B CN 109107665 B CN109107665 B CN 109107665B CN 201811175343 A CN201811175343 A CN 201811175343A CN 109107665 B CN109107665 B CN 109107665B
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- grinding
- strip
- disc
- grinding strip
- grinding disc
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C7/00—Crushing or disintegrating by disc mills
- B02C7/11—Details
- B02C7/12—Shape or construction of discs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/02—Feeding devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C7/00—Crushing or disintegrating by disc mills
- B02C7/02—Crushing or disintegrating by disc mills with coaxial discs
- B02C7/08—Crushing or disintegrating by disc mills with coaxial discs with vertical axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C7/00—Crushing or disintegrating by disc mills
- B02C7/11—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C7/00—Crushing or disintegrating by disc mills
- B02C7/11—Details
- B02C7/14—Adjusting, applying pressure to, or controlling distance between, discs
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
Abstract
The application relates to the technical field of stone mill, in particular to a mill disc structure, which is suitable for an electric stone mill and comprises an upper mill disc and a lower mill disc which are arranged above a driving cabinet, wherein the upper mill disc is provided with an upper mill disc first feeding port and an upper mill disc second feeding port; the center of the bottom of the upper grinding disc is provided with a concave cavity, the cavity comprises a first cavity part which is connected with the spiral ejector rod in a matched mode, a second cavity part which is connected with the clearance adjusting rotating shaft in a matched mode, and a third cavity part for installing a grinding wheel assembly, and the second cavity part is respectively communicated with the first feeding hole of the upper grinding disc and the second feeding hole of the upper grinding disc. According to the application, food can be sequentially ground through the first round table protrusion, the grinding wheel assembly and the upper and lower grinding strips, so that the grinding efficiency is high, and the grinding effect is good.
Description
Technical Field
The application relates to the technical field of stone grinding, in particular to a grinding disc structure.
Background
Stone mill is a machine used for processing grains such as rice, wheat, beans and the like into powder and pulp. Conventional stone mills are typically made of two round stones, an upper mill and a lower mill, respectively, the joints of the upper mill and the lower mill being textured, i.e., teeth, and grains entering from the feed holes of the upper mill to the middle of the upper mill and the lower mill, migrate outwardly along the teeth, and are ground to form powder as they roll through the two layers. The stone mill usually adopts manpower or animal power as power or adopts natural forces such as wind power, hydraulic power and the like to drive the stone mill, but natural conditions are limited to be widely used. Most of the existing electric stone grinders in the market have complex structures, and the grinding efficiency of the grinding disc is low and the grinding effect is poor.
Disclosure of Invention
Aiming at the problems existing in the prior art, the application provides a millstone structure of an electric millstone with high grinding efficiency and good grinding effect.
The technical scheme adopted for solving the technical problems is as follows: the grinding disc structure is suitable for an electric stone mill and comprises an upper grinding disc and a lower grinding disc which are arranged above a driving cabinet, wherein the upper grinding disc is provided with an upper grinding disc first feeding port and an upper grinding disc second feeding port;
the center of the bottom of the upper grinding disc is provided with a concave cavity, the cavity comprises a first cavity part which is connected with a spiral ejector rod in a matching way, a second cavity part which is connected with a clearance adjusting rotating shaft in a matching way, and a third cavity part for installing a grinding wheel assembly, and the second cavity part is respectively communicated with the first feeding port of the upper grinding disc and the second feeding port of the upper grinding disc;
the gap adjusting rotating shaft is sleeved on the periphery of the spiral ejector rod, the gap adjusting rotating shaft and the spiral ejector rod penetrate through the lower grinding disc and the driving cabinet, the gap adjusting rotating shaft is in threaded connection with the driving cabinet, one end of the spiral ejector rod is in radial limit connection with the first cavity part, the other end of the spiral ejector rod is in radial limit connection with the coupler, the coupler is connected with the driving motor, and the driving motor is connected with the inner bottom of the driving cabinet through a positioning bolt;
one end of the gap adjusting rotating shaft is provided with a first round platform bulge which is connected with the second cavity part in a matched mode.
Preferably, a switch button and a speed regulating knob are arranged outside the driving cabinet, a controller connected with the switch button and the speed regulating knob is arranged inside the driving cabinet, and the controller is connected with the driving motor.
Preferably, an arc-shaped grinding strip is arranged on the outer circumferential side of the first round table protrusion.
Preferably, the second cavity is provided with an arc-shaped accommodating groove matched with the arc-shaped grinding strip.
Preferably, the bottom of the upper grinding disc is also provided with an annular grinding area, the annular grinding area is provided with an upper grinding strip, the top of the lower grinding disc is provided with an inner annular plane area, an intermediate annular grinding area and an outer annular discharging area, the intermediate annular grinding area is provided with a lower grinding strip, the upper grinding disc is pressed in the intermediate annular grinding area of the lower grinding disc through the annular grinding area, and the outer annular discharging area is connected with the lower grinding disc discharging hole.
Preferably, the grinding wheel assembly comprises a grinding wheel inner ring connected with the plane area of the inner ring of the lower grinding disc, a grinding wheel outer ring connected with the grinding wheel inner ring through a fixed shaft, and a grinding wheel sleeved with the fixed shaft.
Preferably, the upper grinding strip comprises a circle of outer ring upper grinding strip arranged along the radial direction and a circle of inner ring upper grinding strip arranged from inside to outside and obliquely arranged along the radial direction, the lower grinding strip comprises a circle of outer ring lower grinding strip arranged along the radial direction and a circle of inner ring lower grinding strip arranged from inside to outside and obliquely arranged along the radial direction, the outer ring upper grinding strip is matched with the outer ring lower grinding strip, and the inner ring upper grinding strip is matched with the inner ring lower grinding strip.
Preferably, the inner ring upper grinding strip consists of a plurality of upper grinding strip units, and the inner ring lower grinding strip consists of a plurality of lower grinding strip units with the same structure as the upper grinding strip units; the upper grinding strip unit comprises a first grinding strip, a second grinding strip, a third grinding strip and a fourth grinding strip, wherein the first grinding strip is obliquely arranged at an angle of 30 degrees with the radial direction, the second grinding strip is obliquely arranged at an angle of 45 degrees with the radial direction, the third grinding strip is obliquely arranged at an angle of 60 degrees with the radial direction, and the fourth grinding strip is obliquely arranged at an angle of 75 degrees with the radial direction; the ratio of the lengths of the first, second, third and fourth grinding strips is 12.5:15:17.5:20; the ratio of the widths of the first grinding strip, the second grinding strip, the third grinding strip and the fourth grinding strip is 2:2.5:3:3.5.
The application has the beneficial effects that the food can be sequentially ground through the first round table bulge, the grinding wheel assembly and the upper and lower grinding strips, so that the grinding efficiency is high, and the grinding effect is good.
Drawings
FIG. 1 is a schematic view of an electric stone mill having a grinding disc structure of the present application;
FIG. 2 is another schematic view of the electric stone mill of FIG. 1;
FIG. 3 is a schematic view of the structure of the upper abrasive disc of FIG. 1;
FIG. 4 is a schematic view of the structure of the lower abrasive disc of FIG. 1;
FIG. 5 is a schematic diagram of a connection structure of a clearance adjustment shaft and a screw top rod;
FIG. 6 is a schematic view of the feed wheel of the electric stone mill of FIG. 1;
wherein 1, a driving cabinet, 11, a switch button, 12, a gap adjusting stop lever, 13, a speed adjusting knob, 14, a controller, 2, an upper grinding disc, 21, an upper grinding disc feed inlet, 22, an upper grinding disc water inlet, 23, a first cavity part, 24, a second cavity part, 241, an arc-shaped accommodating groove, 25, a third cavity part, 26, an annular grinding area, 261, an upper grinding strip, 3, a lower grinding disc, 31, a lower grinding disc discharge outlet, 311, a discharge flow regulating valve, 32, a middle ring grinding area, 321, a lower grinding strip, 33, an outer ring discharge area, 4, a feeding bracket, 5, a feeding funnel, 51 and a funnel body, 52, a feeding rotating wheel, 53, a feeding opening and closing door, 54, a feeding rotating wheel control motor, 55, a feeding control motor, 6, a water supply spray head, 61, a pure water bucket, 62, a water pump, 7, a collecting barrel, 83, a spiral ejector rod, 831, a limiting protruding block 832, a limiting clamping block, 84, a gap adjusting rotating shaft, 841, a first round platform protrusion, 842, a second round platform protrusion, 843, a gap adjusting ring body, 85, a coupling, 86, a driving motor, 87, a positioning bolt, 88, a gap adjusting round platform, 89, a gap adjusting ejector rod motor, 9, a grinding wheel assembly, 91, a grinding wheel inner ring, 92, a grinding wheel outer ring, 93 and a grinding wheel.
Detailed Description
The technical scheme of the application is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1 to 6, a millstone structure is applicable to electric stone mill, including driving cabinet 1, set up go up millstone 2 and lower millstone 3 of driving cabinet 1 top, driving cabinet 1 top is connected with feed support 4, feed hopper 5 and water spray head 6 are installed to feed support 4, go up millstone 2 and be equipped with first feed inlet 21 of millstone and go up millstone second feed inlet 22, go up millstone first feed inlet 21 with when feed hopper 5 dock, go up millstone second feed inlet 22 with water spray head 6 dock, go up millstone first feed inlet 21 with when water spray head 6 dock, go up millstone second feed inlet 22 with feed hopper 5 dock, lower millstone 3 is equipped with down millstone discharge gate 31, driving cabinet 1 install with the collecting vessel 7 of lower millstone discharge gate 31 dock.
The center of the bottom of the upper grinding disc 2 is provided with a concave cavity, the cavity comprises a first cavity part 23 which is connected with a spiral ejector rod 83 in a matched mode, a second cavity part 24 which is connected with a gap adjusting rotating shaft 84 in a matched mode, and a third cavity part 25 for installing a grinding wheel assembly 9, and the second cavity part 24 is respectively communicated with the first feeding hole 21 of the upper grinding disc and the second feeding hole 22 of the upper grinding disc.
The gap adjusting rotating shaft 84 is sleeved on the outer peripheral side of the spiral ejector rod 83, the gap adjusting rotating shaft 84 and the spiral ejector rod 83 penetrate through the lower grinding disc 3 and the driving cabinet 1, the gap adjusting rotating shaft 84 is in threaded connection with the driving cabinet 1, one end of the spiral ejector rod 83 is in radial limit connection with the first cavity portion 23, the other end of the spiral ejector rod is in radial limit connection with the coupling 85, the coupling 85 is connected with the driving motor 86, and the driving motor 86 is connected with the inner bottom of the driving cabinet 1 through the positioning bolt 87. The driving motor 86 can control the spiral ejector rod 83 to rotate through the coupling 85, so as to drive the upper grinding disc 2 to rotate.
The spiral ejector rod 83 with first cavity 23 link periphery side is equipped with spacing protruding piece 831, first cavity 23 be equipped with spacing protruding piece 831 cooperation is connected's cavity spacing groove 231, spiral ejector rod 83 with the shaft coupling 85 link periphery side is equipped with spacing fixture block 832, shaft coupling 85 be equipped with supplies spacing fixture block 832 axial displacement's spacing draw-in groove, gap adjustment pivot 84 one end be equipped with the protruding 841 of first round platform that second cavity 24 cooperation is connected, the other end is equipped with the protruding 842 of second round platform, the protruding 842 of second round platform is connected with gap adjustment round platform 88 bevel gear meshing, gap adjustment round platform 88 is connected with gap adjustment ejector rod motor 89, gap adjustment pivot 84 be in first round platform protruding 841 is close to spacing protruding piece side is equipped with gap adjustment circle body 843, supports spiral ejector rod 83 through gap adjustment circle body 843, gap adjustment circle body 843 top surface is equipped with the ball, can reduce the contact friction with spiral ejector rod 83.
When the gap between the upper grinding disc 2 and the lower grinding disc 3 needs to be enlarged, the gap adjusting ejector rod motor 89 can be controlled to rotate positively, the gap adjusting ejector rod motor 89 enables the gap adjusting round table 88 to rotate positively, the second round table protrusion 842 is driven to rotate reversely, the gap adjusting rotary shaft 84 is enabled to move upwards through threads connected with the driving cabinet 1, the gap adjusting rotary shaft 84 can support the spiral ejector rod 83 to move upwards through the gap adjusting ring 843 and the spiral ejector rod 83 in a propping mode when moving upwards, finally the contact gap between the upper grinding disc 2 and the lower grinding disc 3 is enlarged, the limiting clamping groove is longer than the axial length of the limiting clamping block 832, and the limiting clamping block 832 is provided with a sliding guiding function. Similarly, when the gap between the upper grinding disc 2 and the lower grinding disc 3 needs to be reduced, the gap adjusting ejector rod motor 89 can be controlled to rotate reversely, the gap adjusting ejector rod motor 89 enables the gap adjusting round table 88 to rotate reversely, the second round table protrusion 842 is driven to rotate positively, the gap adjusting rotary shaft 84 is enabled to move downwards through threads connected with the driving cabinet 1, when the gap adjusting rotary shaft 84 moves downwards, the spiral ejector rod 83 moves downwards along with the gap adjusting rotary shaft 84 due to the action of gravity, and finally the contact gap between the upper grinding disc 2 and the lower grinding disc 3 is enabled to be reduced. Different sizes of gaps can grind different kinds of foods, for example, a larger gap can be used for grinding large-volume foods such as soybeans, for example, a smaller gap can be used for grinding small-volume foods such as rice, and the same food can be ground to different degrees, so that the electric stone mill has wide applicability.
The outside of the driving cabinet 1 is provided with a switch button 11, a gap adjusting stop lever 12 and a speed adjusting knob 13, the inside of the driving cabinet 1 is provided with a controller 14 connected with the switch button 11, the gap adjusting stop lever 12 and the speed adjusting knob 13, and the controller 14 is connected with a driving motor 86 and a gap adjusting ejector rod motor 89. The switch button 11 is used for starting or closing the electric stone mill through the controller 14, the gap adjusting stop lever 12 is used for controlling the gap adjusting ejector rod motor 89 through the controller 14 to adjust the contact gap between the upper grinding disc 2 and the lower grinding disc 3, and the speed adjusting knob 13 is used for controlling the driving motor 86 through the controller 14 to adjust the grinding rotating speed of the upper grinding disc 2.
The inside pure cask 61 that is equipped with of drive cabinet 1, pure cask 61 installs feed pump 62, feed pump 62 with water supply shower nozzle 6 passes through water piping connection, water pump 62 with controller 14 is connected, and controller 14 can control water pump 62 regularly and supply water for upper millstone 2.
The outer peripheral side of the first boss 841 is provided with an arc grinding strip, the second cavity 24 is provided with an arc accommodating groove 241 which is matched with the arc grinding strip, and the structure enables the inner side surface of the second cavity 24 to rotate and form an uneven grinding space with the outer side surface of the first boss 841, so that the first grinding of food is realized.
The bottom of the upper grinding disc 2 is also provided with an annular grinding zone 26, the annular grinding zone 26 is provided with an upper grinding strip 261, the top of the lower grinding disc 3 is provided with an inner annular plane zone, an intermediate annular grinding zone 32 and an outer annular discharge zone 33, the intermediate annular grinding zone 32 is provided with a lower grinding strip 321, the upper grinding disc 2 is pressed and arranged in the intermediate annular grinding zone 32 of the lower grinding disc 3 through the annular grinding zone 26, and the outer annular discharge zone 33 is connected with the lower grinding disc discharge port 31.
The grinding wheel assembly 9 comprises a grinding wheel inner ring 91 connected with the inner ring plane area of the lower grinding disc 3, a grinding wheel outer ring 92 connected with the grinding wheel inner ring 91 through a fixed shaft, and a grinding wheel 93 sleeved with the fixed shaft, when the upper grinding disc 2 rotates, the inner top surface of the third cavity 25 contacts with the grinding wheel 93 to enable the grinding wheel 93 to rotate, and when the grinding wheel 93 rotates, the second grinding of food is realized.
The upper grinding strip 261 comprises a circle of outer ring upper grinding strip arranged along the radial direction and a circle of inner ring upper grinding strip arranged from inside to outside and inclined anticlockwise along the radial direction, the lower grinding strip 321 comprises a circle of outer ring lower grinding strip arranged along the radial direction and a circle of inner ring lower grinding strip arranged from inside to outside and inclined anticlockwise along the radial direction, the outer ring upper grinding strip is matched with the outer ring lower grinding strip, and the inner ring upper grinding strip is matched with the inner ring lower grinding strip. The inner ring upper grinding strip consists of a plurality of upper grinding strip units, and the inner ring lower grinding strip consists of a plurality of lower grinding strip units which have the same structure as the upper grinding strip units; the upper grinding strip unit comprises a first grinding strip, a second grinding strip, a third grinding strip and a fourth grinding strip, wherein the first grinding strip is obliquely arranged at an angle of 30 degrees with the radial direction, the second grinding strip is obliquely arranged at an angle of 45 degrees with the radial direction, the third grinding strip is obliquely arranged at an angle of 60 degrees with the radial direction, and the fourth grinding strip is obliquely arranged at an angle of 75 degrees with the radial direction. The ratio of the lengths of the first, second, third and fourth grinding strips is 12.5:15:17.5:20. The ratio of the widths of the first grinding strip, the second grinding strip, the third grinding strip and the fourth grinding strip is 2:2.5:3:3.5. When the upper grinding disc 2 rotates, the upper grinding disc and the lower grinding disc 3 rotate relatively, and the upper grinding strip 261 and the lower grinding strip 321 of the structure can realize the third effective grinding of food. The food is milled for three times by the electric stone mill to finish milling, and the milling effect is good.
The lower millstone discharge gate 31 is equipped with the precipitation tank, the precipitation tank bottom is equipped with ooff valve 311, and after electronic stone mill used for a long time, stone mill granule on the stone mill can get into the food that waits to grind, and when the food that waits to grind was liquid, accessible precipitation tank was filtered the stone mill granule in the liquid totally through the mode of precipitation, avoids stone mill granule to be eaten.
The feeding funnel 5 comprises a funnel body 51, a feeding runner 52 installed inside the funnel body 51 and connected with a connecting plate at the inlet of the funnel body 51, a feeding runner control motor 54 connected with the feeding runner 52, a feeding opening and closing door 53 arranged at the outlet of the feeding runner 52, a feeding control motor 55 connected with the feeding opening and closing door 53, and the feeding runner control motor 54 and the feeding control motor 55 are connected with the controller 14. The feeding control motor 55 controls the opening and closing of the feeding opening and closing door 53, and when the upper grinding disc first feeding port 21 or the upper grinding disc second feeding port 22 of the upper grinding disc 2 rotates to the bottom of the feeding funnel 5, the feeding opening and closing door 53 is opened, and materials enter the upper grinding disc 2. When the upper grinding disc first feed port 21 or the upper grinding disc second feed port 22 of the upper grinding disc 2 is rotated to other positions, the feed opening and closing door 53 is closed. The feeding runner control motor 54 can drive the feeding runner 52 to rotate, so that food gradually enters the upper grinding disc feed inlet 21 along the setting direction of the feeding runner 52, and the situation that the food enters the upper grinding disc first feed inlet 21 or the upper grinding disc second feed inlet 22 at one time to block the upper grinding disc first feed inlet 21 or the upper grinding disc second feed inlet 22 is avoided, and the use effect of the electric stone mill is improved.
The above examples are only illustrative of the preferred embodiments of the present application and do not limit the spirit and scope of the present application. Various modifications and improvements of the technical scheme of the present application will fall within the protection scope of the present application without departing from the design concept of the present application, and the technical content of the present application is fully described in the claims.
Claims (4)
1. The utility model provides a mill structure, is applicable to electronic stone mill, its characterized in that: the automatic feeding device comprises an upper grinding disc (2) and a lower grinding disc (3) which are arranged above a driving cabinet (1), wherein the top of the driving cabinet (1) is connected with a feeding bracket (4), a feeding funnel (5) and a water feeding spray nozzle (6) are arranged on the feeding bracket (4), the upper grinding disc (2) is provided with an upper grinding disc first feeding hole (21) and an upper grinding disc second feeding hole (22), when the upper grinding disc first feeding hole (21) is in butt joint with the feeding funnel (5), the upper grinding disc second feeding hole (22) is in butt joint with the water feeding spray nozzle (6), and when the upper grinding disc first feeding hole (21) is in butt joint with the water feeding spray nozzle (6), the upper grinding disc second feeding hole (22) is in butt joint with the feeding funnel (5);
the center of the bottom of the upper grinding disc (2) is provided with a concave cavity, the cavity comprises a first cavity part (23) which is in fit connection with a spiral ejector rod (83), a second cavity part (24) which is in fit connection with a gap adjusting rotating shaft (84), and a third cavity part (25) for mounting a grinding wheel assembly (9), and the second cavity part (24) is respectively communicated with the first feeding hole (21) of the upper grinding disc and the second feeding hole (22) of the upper grinding disc;
the gap adjusting rotating shaft (84) is sleeved on the outer peripheral side of the spiral ejector rod (83), the gap adjusting rotating shaft (84) and the spiral ejector rod (83) penetrate through the lower grinding disc (3) and the driving cabinet (1), the gap adjusting rotating shaft (84) is in threaded connection with the driving cabinet (1), one end of the spiral ejector rod (83) is in radial limiting connection with the first cavity part (23), the other end of the spiral ejector rod is in radial limiting connection with the coupler (85), the coupler (85) is connected with the driving motor (86), and the driving motor (86) is connected with the inner bottom of the driving cabinet (1) through a positioning bolt (87);
one end of the gap adjusting rotating shaft (84) is provided with a first round platform bulge (841) which is matched and connected with the second cavity part (24);
the bottom of the upper grinding disc (2) is also provided with an annular grinding area (26), the annular grinding area (26) is provided with an upper grinding strip (261), the top of the lower grinding disc (3) is provided with an inner annular plane area, an intermediate annular grinding area (32) and an outer annular discharging area (33), the intermediate annular grinding area (32) is provided with a lower grinding strip (321), the upper grinding disc (2) is pressed and arranged in the intermediate annular grinding area (32) of the lower grinding disc (3) through the annular grinding area (26), and the outer annular discharging area (33) is connected with a lower grinding disc discharging hole (31);
the grinding wheel assembly (9) comprises a grinding wheel inner ring (91) connected with the inner ring plane area of the lower grinding disc (3), a grinding wheel outer ring (92) connected with the grinding wheel inner ring (91) through a fixed shaft, and a grinding wheel (93) sleeved with the fixed shaft;
the upper grinding strip (261) comprises a circle of outer ring upper grinding strip arranged along the radial direction and a circle of inner ring upper grinding strip arranged from inside to outside and obliquely arranged along the radial direction anticlockwise, the lower grinding strip (321) comprises a circle of outer ring lower grinding strip arranged along the radial direction and a circle of inner ring lower grinding strip arranged from inside to outside and obliquely arranged along the radial direction anticlockwise, the outer ring upper grinding strip is matched with the outer ring lower grinding strip, and the inner ring upper grinding strip is matched with the inner ring lower grinding strip;
the inner ring upper grinding strip consists of a plurality of upper grinding strip units, and the inner ring lower grinding strip consists of a plurality of lower grinding strip units which have the same structure as the upper grinding strip units; the upper grinding strip unit comprises a first grinding strip, a second grinding strip, a third grinding strip and a fourth grinding strip, wherein the first grinding strip is obliquely arranged at an angle of 30 degrees with the radial direction, the second grinding strip is obliquely arranged at an angle of 45 degrees with the radial direction, the third grinding strip is obliquely arranged at an angle of 60 degrees with the radial direction, and the fourth grinding strip is obliquely arranged at an angle of 75 degrees with the radial direction; the ratio of the lengths of the first, second, third and fourth grinding strips is 12.5:15:17.5:20, a step of; the ratio of the widths of the first grinding strip, the second grinding strip, the third grinding strip and the fourth grinding strip is 2:2.5:3:3.5.
2. the abrasive disc structure of claim 1, wherein: the novel electric motor is characterized in that a switch button (11) and a speed regulating knob (13) are arranged outside the driving cabinet (1), a controller (14) connected with the switch button (11) and the speed regulating knob (13) is arranged inside the driving cabinet (1), and the controller (14) is connected with the driving motor (86).
3. The abrasive disc structure of claim 1, wherein: an arc-shaped grinding strip is arranged on the outer peripheral side of the first round platform bulge (841).
4. A grinding disc structure according to claim 3, characterized in that: the second cavity (24) is provided with an arc-shaped accommodating groove (241) matched with the arc-shaped grinding strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811175343.6A CN109107665B (en) | 2018-10-10 | 2018-10-10 | Millstone structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811175343.6A CN109107665B (en) | 2018-10-10 | 2018-10-10 | Millstone structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109107665A CN109107665A (en) | 2019-01-01 |
| CN109107665B true CN109107665B (en) | 2023-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811175343.6A Active CN109107665B (en) | 2018-10-10 | 2018-10-10 | Millstone structure |
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| CN (1) | CN109107665B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112387403A (en) * | 2020-10-12 | 2021-02-23 | 李玉芳 | Food processing is ground into powder equipment with five cereals |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3977612A (en) * | 1975-06-09 | 1976-08-31 | Salton, Inc. | Grinding apparatuses |
| US4355767A (en) * | 1976-09-10 | 1982-10-26 | Defibrator Aktiebolag | Device in grinding apparatus |
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