CN111450960B - Multi-mode grinding machine - Google Patents
Multi-mode grinding machine Download PDFInfo
- Publication number
- CN111450960B CN111450960B CN202010270100.1A CN202010270100A CN111450960B CN 111450960 B CN111450960 B CN 111450960B CN 202010270100 A CN202010270100 A CN 202010270100A CN 111450960 B CN111450960 B CN 111450960B
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- grinding
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- 206010006514 bruxism Diseases 0.000 claims description 22
- 238000004140 cleaning Methods 0.000 claims description 13
- 238000010009 beating Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 9
- 239000002245 particle Substances 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 32
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000001680 brushing effect Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
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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
- 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
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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
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a multi-mode grinding machine, which relates to the field of grinding machines and comprises a grinding machine body, wherein a grinding cylinder is fixedly arranged on the top side of the grinding machine body, a conical rotary cylinder is rotatably arranged on the top side of the grinding cylinder, a plurality of supports are fixedly arranged on the conical rotary cylinder, the same rotary ring is fixedly arranged on the supports, a dustproof shell is movably sleeved on the rotary ring, a feeding hopper is fixedly arranged on the dustproof shell, a grinding box is fixedly arranged on one side of the grinding cylinder, a feeding hopper is fixedly arranged on the grinding box, and five kidney-shaped connecting rods are rotatably arranged on the rotary ring. According to the invention, through the arrangement of the grinding machine body, the grinding cylinder, the dustproof shell, the feeding hopper and the grinding box, the grinding effect of the grinding machine is improved through multiple grinding, so that the grinding degree of the grinding machine is high, the particles are small, the grinding in various modes can be completed, and the requirement of the market on the grinding quality of the grinding machine can be met.
Description
Technical Field
The invention relates to the technical field of grinding machines, in particular to a multi-mode grinding machine.
Background
The grinding machine is a common processing device and is used for grinding materials, so that the materials can reach granular products required by people after being ground.
In the prior art, the grinder can only realize use, materials are added into the grinder, the mode of grinding the materials is single, and meanwhile, the grinding effect cannot be controlled, so that the final product cannot meet the needs of people, and therefore the multi-mode grinder is required to meet the needs of people.
Disclosure of Invention
The invention aims to provide a multi-mode grinding machine, which solves the problems that the grinding machine in the background technology can only be used for grinding materials in a single mode, the grinding effect cannot be controlled and the final product cannot meet the requirements of people.
In order to achieve the purpose, the invention provides the following technical scheme: a multi-mode grinding machine comprises a grinding machine body, wherein a grinding cylinder is fixedly mounted on the top side of the grinding machine body, a conical rotary cylinder is rotatably mounted on the top side of the grinding cylinder, a plurality of supports are fixedly mounted on the conical rotary cylinder, a same rotary ring is fixedly mounted on the supports, a dustproof shell is movably sleeved on the rotary ring, a feeding hopper is fixedly mounted on the dustproof shell, a grinding box is fixedly mounted on one side of the grinding cylinder, a feeding hopper is fixedly mounted on the grinding box, five kidney-shaped connecting rods are rotatably mounted on the rotary ring, five grinding teeth are rotatably mounted on the dustproof shell, the five kidney-shaped connecting rods are respectively rotatably mounted on the five grinding teeth, a main motor is fixedly mounted on the grinding machine body, a driving shaft is fixedly mounted on an output shaft of the main motor through a coupling, an eccentric wheel sleeve is fixedly mounted in the grinding cylinder at the top end of the driving shaft, and an eccentric wheel sleeve is fixedly sleeved on the eccentric wheel sleeve, movable mounting has the piece of beating in the grinding box, the piece of beating is pegged graft on eccentric bracket, fixed mounting has auxiliary motor on the bottom side inner wall of eccentric wheel cover, auxiliary motor's output shaft has the auxiliary shaft through shaft coupling fixed mounting, fixed mounting has the grinding miller on the auxiliary shaft, the last joint of grinding miller has the conical cover, thing can be followed hopper and dropped into, also can follow hopper and drop into, the material that drops into from hopper passes through dust cover and grinding vessel respectively, the grinding degree is high, the granule is little, and the material that the hopper dropped into is through grinding the box, the grinding degree is low, but is efficient.
Preferably, a motor is fixedly mounted on the top side of the grinding box, a motor shaft is fixedly mounted on an output shaft of the motor through a coupler, a gear is fixedly mounted on the top end of the motor shaft, the same gear ring is fixedly mounted on the supports, the gear is meshed with the gear ring, and the gear drives the gear ring to rotate through starting of the motor.
Preferably, a cleaning brush is fixedly mounted on the feeding hopper, the cleaning brush is matched with five grinding teeth, and the cleaning brush is used for brushing off crushed materials under the action of the brush in the opening motion of the grinding teeth, so that the crushed materials cannot enter the grinding cylinder along with the grinding teeth.
Preferably, three limiting grooves are formed in the rotating ring, limiting shafts are movably mounted in the three limiting grooves, the three limiting shafts are fixedly mounted on the dustproof shell, and the limiting grooves of the rotating ring and the limiting shafts of the dustproof shell form a rotating pair.
Preferably, a plurality of discharge holes are formed in the inner wall of the bottom side of the eccentric wheel sleeve, a plurality of blanking holes are formed in the inner wall of the bottom side of the grinding cylinder, and materials finally fall out of the blanking holes through the discharge holes.
Preferably, an inclined plate is fixedly mounted on the grinding box and matched with the hammering block, a row of bristles are fixedly mounted on the inner walls of the two sides of the grinding box respectively, the two rows of bristles are matched with the eccentric frame, and the material in the grinding cylinder is prevented from flowing into the grinding box through the arrangement of the two rows of bristles.
Preferably, an arc-shaped groove is formed in the hammering block, the arc-shaped block is movably mounted in the arc-shaped groove, the arc-shaped block is fixedly mounted on the eccentric frame, and the eccentric frame drives the hammering block to move through the arc-shaped block.
Preferably, the top side of the dustproof shell is fixedly provided with a mounting frame, and the mounting frame is fixedly arranged on the feeding hopper.
The invention has the beneficial effects that:
according to the invention, through the arrangement of the grinding machine body, the grinding cylinder, the dustproof shell, the feeding hopper and the grinding box, the grinding effect of the grinding machine is improved through multiple grinding, so that the grinding degree of the grinding machine is high, the particles are small, the grinding in various modes can be completed, and the requirement of the market on the grinding quality of the grinding machine can be met;
according to the invention, through the arrangement of the gear, the toothed ring, the rotating ring, the limiting groove, the grinding teeth, the kidney-shaped connecting rod, the cleaning brush, the main motor, the eccentric wheel sleeve, the grinding wheel, the eccentric frame, the hammering block, the auxiliary motor, the blanking hole and the inclined plate, different materials to be ground cannot be mixed with each other, and through the arrangement of the grinding box, the grinding degree is low when the materials are ground, but the efficiency is high, so that various requirements of people can be further met.
Drawings
FIG. 1 is a schematic structural view of a multi-mode grinder according to the present invention;
FIG. 2 is a schematic view of the internal structure of a multi-mode grinder according to the present invention;
fig. 3 is a schematic top view of a multi-mode grinder according to the present invention;
FIG. 4 is a schematic cross-sectional view of a multi-mode grinder according to the present invention;
FIG. 5 is a partial schematic view of a multi-mode grinder according to the present invention;
fig. 6 is a schematic view of the internal structure of a multi-mode grinder according to the present invention.
In the figure: 1. a grinder body; 2. a grinding cylinder; 3. a dust-proof shell; 4. a feeding hopper; 5. grinding a box; 6. a hopper; 7. a conical rotating drum; 8. a motor; 9. a gear; 10. a toothed ring; 11. a rotating ring; 12. a limiting groove; 13. grinding the teeth; 14. a kidney-shaped connecting rod; 15. cleaning a brush; 16. a main motor; 17. an eccentric wheel sleeve; 18. a grinding wheel; 19. an eccentric frame; 20. beating the blocks; 21. an auxiliary motor; 22. a blanking hole; 23. a sloping plate; 24. a conical cover; 25. an arc-shaped slot; 26. an arc-shaped block; 27. a support; 28. a motor shaft; 29. a drive shaft; 30. and (7) mounting frames.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-6, a multi-mode grinder comprises a grinder body 1, a grinding cylinder 2 is fixedly mounted on the top side of the grinder body 1, a conical rotating cylinder 7 is rotatably mounted on the top side of the grinding cylinder 2, a plurality of brackets 27 are fixedly mounted on the conical rotating cylinder 7, a same rotating ring 11 is fixedly mounted on the plurality of brackets 27, a dust-proof shell 3 is movably sleeved on the rotating ring 11, a feeding hopper 4 is fixedly mounted on the dust-proof shell 3, a grinding box 5 is fixedly mounted on one side of the grinding cylinder 2, a feeding hopper 6 is fixedly mounted on the grinding box 5, five kidney-shaped connecting rods 14 are rotatably mounted on the rotating ring 11, five grinding teeth 13 are rotatably mounted on the dust-proof shell 3, the five kidney-shaped connecting rods 14 are respectively rotatably mounted on the five grinding teeth 13, a main motor 16 is fixedly mounted on the grinder body 1, and a driving shaft 29 is fixedly mounted on an output shaft of the main motor 16 through a coupling, the top end of a driving shaft 29 extends into the grinding cylinder 2 and is fixedly provided with an eccentric wheel sleeve 17, an eccentric frame 19 is fixedly sleeved on the eccentric wheel sleeve 17, a beating block 20 is movably arranged in the grinding box 5, the beating block 20 is inserted on the eccentric frame 19, an auxiliary motor 21 is fixedly arranged on the inner wall of the bottom side of the eccentric wheel sleeve 17, an auxiliary shaft is fixedly arranged on an output shaft of the auxiliary motor 21 through a coupler, a grinding wheel 18 is fixedly arranged on the auxiliary shaft, a conical cover 24 is clamped on the grinding wheel 18, objects can be thrown in the feeding hopper 4 and can also be thrown in the feeding hopper 6, the materials thrown in the feeding hopper 4 respectively pass through the dustproof shell 3 and the grinding cylinder 2, the grinding degree is high, the particles are small, the materials thrown in the feeding hopper 6 pass through the grinding box 5, the grinding degree is low, and the efficiency is high.
In the invention, a motor 8 is fixedly installed on the top side of the grinding box 5, a motor shaft 28 is fixedly installed on an output shaft of the motor 8 through a coupler, a gear 9 is fixedly installed on the top end of the motor shaft 28, the same gear ring 10 is fixedly installed on a plurality of brackets 27, the gear 9 is meshed with the gear ring 10, and the gear 9 drives the gear ring 10 to rotate through the starting of the motor 8.
In the invention, the feeding hopper 4 is fixedly provided with the cleaning brush 15, the cleaning brush 15 is matched with the five grinding teeth 13, and the cleaning brush 15 is used for brushing the crushed materials under the action of the brush in the opening motion of the grinding teeth 13 and preventing the crushed materials from entering the grinding cylinder 2 along with the grinding teeth 13.
In the invention, three limiting grooves 12 are formed in the rotating ring 11, limiting shafts are movably arranged in the three limiting grooves 12, the three limiting shafts are fixedly arranged on the dustproof shell 3, and the limiting grooves 12 of the rotating ring 11 and the limiting shafts of the dustproof shell form a rotating pair.
In the invention, a plurality of discharge holes are formed in the inner wall of the bottom side of the eccentric wheel sleeve 17, a plurality of blanking holes 22 are formed in the inner wall of the bottom side of the grinding cylinder 2, and materials finally fall out of the blanking holes 22 through the discharge holes.
According to the invention, the grinding box 5 is fixedly provided with the inclined plate 23, the inclined plate 23 is matched with the hammering block 20, the inner walls of the two sides of the grinding box 5 are respectively and fixedly provided with a row of bristles, the two rows of bristles are matched with the eccentric frame 19, and the material in the grinding cylinder 2 is prevented from flowing into the grinding box 5 through the arrangement of the two rows of bristles.
In the invention, an arc-shaped groove 25 is formed in the beating block 20, an arc-shaped block 26 is movably arranged in the arc-shaped groove 25, the arc-shaped block 26 is fixedly arranged on the eccentric frame 19, and the eccentric frame 19 drives the beating block 20 to move through the arc-shaped block 26.
In the invention, the top side of the dustproof shell 3 is fixedly provided with the mounting frame 30, and the mounting frame 30 is fixedly arranged on the feeding hopper 4.
The working principle of the invention is as follows:
the thing can be thrown into from hopper 4, also can throw into from hopper 6, the material that throws into from hopper 4 passes through dustproof shell 3 and grinding vessel 2 respectively, the grinding degree is high, the granule is little, and the material that hopper 6 throws into passes through grinding box 5, the grinding degree is low, but efficient, cleaning brush 15 is fixed on hopper 4's conical disk, motor 8 rotates, make gear 9 drive ring gear 10 rotate, ring gear 10 drives swivel ring 11 through a plurality of supports 27 and rotates, spacing groove 12 of swivel ring 11 and the spacing axle of dustproof shell 3 constitute the revolute pair, swivel ring 11 rotates and drives five kidney-shaped connecting rods 14 and rotates, five kidney-shaped connecting rods 14 drive five grinding teeth 13 respectively and rotate, when conical drum 7 is under the drive of motor 8 positive and negative rotation in turn, grinding teeth 13 move as follows: the motor 8 rotates forwards to enlarge the gap between the grinding teeth 13, the motor 8 rotates backwards to reduce the gap between the grinding teeth 13, so that the extrusion grinding effect of the grinding teeth 13 on the materials can be realized circularly, the cleaning brush 15 can have the possibility that crushed materials can fall into the dustproof shell 3 in the opening process of the grinding teeth 13, the cleaning brush 15 has the effect that the crushed materials can be brushed down under the effect of the brush in the opening motion of the grinding teeth 13 and can not enter the grinding cylinder 2 along with the grinding teeth 13, when the materials enter the conical rotary cylinder 7, most of the materials can collide with the conical surface to achieve the crushing effect due to the conical surface design of the conical rotary cylinder 7, the collision probability is greatly improved due to the fact that the conical rotary cylinder 7 also rotates alternately, the main motor 16 drives the eccentric wheel sleeve 17 to rotate, the eccentric frame 19 is sleeved outside the eccentric wheel sleeve 17, the eccentric frame 19 is hinged with the hammering block 20, and when the eccentric wheel sleeve 17 rotates eccentrically, the materials falling into the grinding box 5 can be ground, meanwhile, a part of materials can fall into the eccentric wheel sleeve 17, the part also forms a new grinding area, the grinding wheel 18 is driven by the auxiliary motor 21, the auxiliary motor 21 is eccentrically arranged and fixed on the inner wall of the bottom side of the eccentric wheel sleeve 17, the design of the conical cover is to prevent the fallen materials from remaining at the top of the grinding wheel 18 and being incapable of participating in grinding, the grinding box 5 is used for grinding under the combined action of the beating block 20 and the inclined plate 23 and finally discharged from the blanking hole 22, the inclined arrangement of the inclined plate 23 enables the materials to fall more and less from the cavity, the probability of beating is improved, and therefore a better grinding effect is obtained, in order to prevent the materials in the grinding cylinder 2 from flowing into the grinding box 5 area, dense isolation bristles are arranged in the middle of the grinding box to block the materials.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A multiple mode grinding mill comprising a grinding mill body (1), characterized in that: the grinding machine is characterized in that a grinding cylinder (2) is fixedly mounted on the top side of a grinding machine body (1), a conical rotary cylinder (7) is rotatably mounted on the top side of the grinding cylinder (2), a plurality of supports (27) are fixedly mounted on the conical rotary cylinder (7), a same rotary ring (11) is fixedly mounted on the plurality of supports (27), a dustproof shell (3) is movably sleeved on the rotary ring (11), a feeding hopper (4) is fixedly mounted on the dustproof shell (3), a grinding box (5) is fixedly mounted on one side of the grinding cylinder (2), a feeding hopper (6) is fixedly mounted on the grinding box (5), five kidney-shaped connecting rods (14) are rotatably mounted on the rotary ring (11), five grinding teeth (13) are rotatably mounted on the dustproof shell (3), the five kidney-shaped connecting rods (14) are respectively rotatably mounted on the five grinding teeth (13), a main motor (16) is fixedly mounted on the grinding machine body (1), an output shaft of a main motor (16) is fixedly provided with a driving shaft (29) through a coupler, the top end of the driving shaft (29) extends into a grinding cylinder (2) and is fixedly provided with an eccentric wheel sleeve (17), an eccentric frame (19) is fixedly sleeved on the eccentric wheel sleeve (17), a beating block (20) is movably arranged in a grinding box (5), the beating block (20) is inserted on the eccentric frame (19), an auxiliary motor (21) is fixedly arranged on the inner wall of the bottom side of the eccentric wheel sleeve (17), an output shaft of the auxiliary motor (21) is fixedly provided with an auxiliary shaft through the coupler, a grinding wheel (18) is fixedly arranged on the auxiliary shaft, and a conical cover (24) is clamped on the grinding wheel (18).
2. A multi-mode grinding mill according to claim 1, characterized in that: the grinding box is characterized in that a motor (8) is fixedly mounted on the top side of the grinding box (5), an output shaft of the motor (8) is fixedly mounted with a motor shaft (28) through a coupler, a gear (9) is fixedly mounted at the top end of the motor shaft (28), a plurality of supports (27) are fixedly mounted with the same toothed ring (10), and the gear (9) is meshed with the toothed ring (10).
3. A multi-mode grinding mill according to claim 1, characterized in that: a cleaning brush (15) is fixedly arranged on the feeding hopper (4), and the cleaning brush (15) is matched with the five grinding teeth (13).
4. A multi-mode grinding mill according to claim 1, characterized in that: three limiting grooves (12) are formed in the rotating ring (11), limiting shafts are movably mounted in the three limiting grooves (12), and the three limiting shafts are fixedly mounted on the dustproof shell (3).
5. A multi-mode grinding mill according to claim 1, characterized in that: a plurality of discharge holes are formed in the inner wall of the bottom side of the eccentric wheel sleeve (17), and a plurality of blanking holes (22) are formed in the inner wall of the bottom side of the grinding cylinder (2).
6. A multi-mode grinding mill according to claim 1, characterized in that: an inclined plate (23) is fixedly mounted on the grinding box (5), the inclined plate (23) is matched with the hammering block (20), a row of bristles are respectively and fixedly mounted on the inner walls of the two sides of the grinding box (5), and the two rows of bristles are matched with the eccentric frame (19).
7. A multi-mode grinding mill according to claim 1, characterized in that: an arc-shaped groove (25) is formed in the hammering block (20), an arc-shaped block (26) is movably mounted in the arc-shaped groove (25), and the arc-shaped block (26) is fixedly mounted on the eccentric frame (19).
8. A multi-mode grinding mill according to claim 1, characterized in that: the top side of the dustproof shell (3) is fixedly provided with an installation rack (30), and the installation rack (30) is fixedly arranged on the feeding hopper (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010270100.1A CN111450960B (en) | 2020-04-08 | 2020-04-08 | Multi-mode grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010270100.1A CN111450960B (en) | 2020-04-08 | 2020-04-08 | Multi-mode grinding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111450960A CN111450960A (en) | 2020-07-28 |
| CN111450960B true CN111450960B (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010270100.1A Active CN111450960B (en) | 2020-04-08 | 2020-04-08 | Multi-mode grinding machine |
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| CN (1) | CN111450960B (en) |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE448315C (en) * | 1927-08-10 | Ernst Juerges | Drag mill for comminuting all kinds of materials, especially fuels | |
| US5975448A (en) * | 1998-07-10 | 1999-11-02 | Gygi; Martin H. | Mill |
| CN2678772Y (en) * | 2004-03-12 | 2005-02-16 | 程静 | Simple electric grinding mortar for Chinese medicines |
| JP5192514B2 (en) * | 2010-05-19 | 2013-05-08 | 株式会社キンキ | Vibration mill |
| CN205700961U (en) * | 2016-04-22 | 2016-11-23 | 长江大学工程技术学院 | A kind of bridge construction cement crushing and collecting device |
| CN107344136A (en) * | 2016-05-06 | 2017-11-14 | 天津市北生森科技有限公司 | A kind of lapping device |
| CN107377055B (en) * | 2017-09-18 | 2018-06-26 | 徐辉 | A kind of broken processing unit (plant) of fertilizer |
| CN208466112U (en) * | 2018-03-09 | 2019-02-05 | 河南威浦仕医疗科技有限公司 | It is a kind of for producing the grinding device of chitosan hemostatic material |
| CN208449557U (en) * | 2018-07-12 | 2019-02-01 | 庞灿 | A kind of squash type material-pulverizing device |
| CN209034434U (en) * | 2018-10-19 | 2019-06-28 | 内蒙古察右前旗蒙发铁合金有限责任公司 | A kind of high carbon ferromanganese production Mn-rich slag processing unit |
| CN209319481U (en) * | 2018-12-01 | 2019-08-30 | 普业科技工程（北京）股份有限公司 | A kind of ground marble crystallization grinding device |
| CN110152802A (en) * | 2019-05-21 | 2019-08-23 | 东北大学 | A kind of vertical vibrating milling machine |
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2020
- 2020-04-08 CN CN202010270100.1A patent/CN111450960B/en active Active
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| CN111450960A (en) | 2020-07-28 |
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Inventor after: Zhang Renjun Inventor after: Other inventors ask not to disclose names Inventor before: Not publicizing the inventor |
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Effective date of registration: 20211115 Address after: 251200 East 100m south of intersection of Yuju road and 308, Lun Town, Yucheng City, De Zhou City, Shandong Province Applicant after: Shandong Huijia magnetoelectric Technology Co., Ltd Address before: 410000 room 218, building 3, Xinggong Science Park, No. 100 Luyun Road, high tech Development Zone, Changsha City, Hunan Province Applicant before: Changsha Ninghu mechanical equipment Co., Ltd |
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