CN111298938A - Multifunctional crushing and grinding machine - Google Patents
Multifunctional crushing and grinding machine Download PDFInfo
- Publication number
- CN111298938A CN111298938A CN202010113278.5A CN202010113278A CN111298938A CN 111298938 A CN111298938 A CN 111298938A CN 202010113278 A CN202010113278 A CN 202010113278A CN 111298938 A CN111298938 A CN 111298938A
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- Prior art keywords
- mill
- grinding
- pulverizer
- grinding roller
- motor
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- 238000000227 grinding Methods 0.000 title claims abstract description 117
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 18
- 230000000903 blocking effect Effects 0.000 claims description 4
- 206010024796 Logorrhoea Diseases 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 238000001035 drying Methods 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract 1
- 239000000843 powder Substances 0.000 description 7
- 239000000956 alloy Substances 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
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
- B02C21/00—Disintegrating plant with or without drying of the material
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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
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/14—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices
- B02C13/18—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices with beaters rigidly connected to the rotor
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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
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/288—Ventilating, or influencing air circulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C15/00—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
- B02C15/10—Mills with balls or rollers centrifugally forced against the inner surface of a ring, the balls or rollers of which are driven by other means than a centrally-arranged member
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a multifunctional crushing and grinding machine. This pulverizer includes the motor, with the speed reducer that the motor is connected, with the mill disk body that the speed reducer is connected, set up at the mill welt and the apron and a plurality of grinding roller device of mill body upside, the external downside of mill is equipped with the wind channel casing, the wind channel casing is formed with the ventiduct with the external side interval of mill, the external upside of mill is equipped with the mill mesochite, the motor is inverter motor, wind channel casing inboard is fixed with the counterattack crushing board, mill disk body periphery upside is fixed with a plurality of quartering hammers. The invention integrates crushing, grinding and drying into a whole, and has high grinding efficiency, low energy consumption, wide application range and strong applicability; the motor with variable frequency speed regulation is used, the rotating speed is adjustable, the speed reducer and the foundation construction do not need to be replaced, the replacement is convenient, and the cost is saved; the crushing and drying functions can be started according to the needs, the grinding function can also be started, the market space is large, and the capital risk of investors can also be reduced.
Description
Technical Field
The invention relates to the field of crushing and grinding machines, in particular to a multifunctional crushing and grinding machine.
Background
The development of the roller milling technology in the current society is nearly mature, the specification and the type of the roller mill are diversified, and different types of roller mills can be produced according to different grinding materials. As a technical device, the grinding and drying device is used for grinding and drying materials. The roller mill controls the grinding roller by hydraulically controlling the rocker arm, and a certain pressure is applied to the grinding roller to enable the grinding roller and the grinding disc to form a grinding structure system.
Disclosure of Invention
The invention aims to provide a multifunctional grinding machine aiming at the defects in the prior art.
In order to achieve the purpose, the invention provides a multifunctional grinding mill which comprises a motor, a speed reducer connected with the motor, a grinding disc body connected with the speed reducer, a grinding disc lining plate, a cover plate and a plurality of grinding roller devices, wherein the grinding disc lining plate and the cover plate are arranged on the upper side of the grinding disc body, an air duct shell is arranged on the lower side of the grinding disc body, an air duct is formed at the interval between the air duct shell and the outer side of the grinding disc body, a grinding mill middle shell is arranged on the upper side of the grinding disc body, the motor is a variable frequency motor, a counterattack crushing plate is fixed on the inner side of the air duct shell, and a.
Furthermore, the breaking hammer comprises a body and hard alloy blocks fixed on two sides of the outer end of the body.
Furthermore, the inner surface of the impact crushing plate is in a step shape and is connected with the air duct shell through bolts.
Furthermore, a guide plate is arranged above the impact crushing plate.
Furthermore, the grinding roller device comprises a grinding roller and a grinding machine middle shell which is inserted in the grinding roller device, the outer end of the grinding roller arm is hinged to the grinding roller base, a hydraulic cylinder is connected to the lower side of the grinding roller arm, and a seal is arranged between the grinding roller arm and the grinding machine middle shell.
Furthermore, the grinding roller is a tire type grinding roller, and the included angle between the center line of the grinding roller and the surface of the grinding disc is 0-15 degrees.
Further, the seal is a spherical seal.
Furthermore, material blocking rings are arranged around the upper side of the grinding disc body.
Furthermore, the surfaces of the grinding disc lining plate and the grinding roller are both welded with wear-resistant layers in a surfacing mode.
Further, the quartering hammer is connected with the grinding disc body through bolts, a limiting groove is formed in the lower side of the grinding disc body, and a boss matched with the limiting groove is formed in the upper side of the grinding disc body.
Has the advantages that: 1. the crushing, grinding and drying are integrated, the grinding efficiency is high, the energy consumption is low, the application range is wide, and the applicability is strong.
2. The motor using variable frequency speed regulation has adjustable rotating speed, does not need to replace a speed reducer and infrastructure, is convenient to replace and saves cost.
3. The crushing and drying functions can be started according to needs, the grinding function can also be started, the market space is large, and the capital risk of investors can also be reduced.
Drawings
FIG. 1 is a schematic structural view of a multi-function pulverizer of an embodiment of the present invention;
FIG. 2 is an enlarged partial schematic view of area A of FIG. 1;
FIG. 3 is a schematic structural view of a demolition hammer according to an embodiment of the invention;
fig. 4 is a schematic structural view of an impact breaker plate according to an embodiment of the present invention.
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific examples, which are carried out on the premise of the technical solution of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1 and 2, an embodiment of the present invention provides a multifunctional pulverizer, which includes a motor 1, a speed reducer 3, a pulverizer body 5, a pulverizer liner 6, a cover plate 20, a plurality of pulverizer apparatuses, and the like. Wherein, speed reducer 3 is preferred to be connected with motor 1 through diaphragm coupling 2, and mill disk body 5 passes through a plurality of bolts 4 with connect on the output shaft of speed reducer 4 for mill disk body 5 can rotate along with the output shaft of speed reducer 4 together. The grinding disc lining plate 6 is tightly clamped with the grinding disc body 5 through a pressing block 17, and the pressing block 17 is fixed on the upper side of the grinding disc body 5 through a plurality of bolts 18. The cover plate 20 is fixed on the upper side of the middle part of the grinding disc body 5 through a plurality of bolts, and a protective sleeve is further arranged on the upper side of the cover plate 20. An air duct shell 9 is arranged on the outer lower side of the grinding disc body 5, an air duct 11 is formed between the air duct shell 9 and the outer side of the grinding disc body 5 at intervals, and a middle grinding shell 23 is arranged on the outer upper side of the grinding disc body 5. The motor 1 adopted by the embodiment of the invention is a variable frequency motor, and the output rotating speed can be adjusted according to different working condition requirements. A counterattack crushing plate 7 is fixed on the inner side of the air duct housing 9 at the upper part of the air duct 11, and a plurality of crushing hammers 12 are fixed on the upper side of the outer periphery of the grinding disc body 5.
As shown in fig. 3, the breaking hammer 12 of the embodiment of the present invention includes a body 121 and hard alloy blocks 122 fixed to both sides of the outer end of the body 121, the hard alloy blocks 122 are preferably fixedly connected to the body 121 by welding zones 123, and the hard alloy blocks 122 may be made of tungsten carbide, YT14, YT15, or other alloys. In order to fix the breaking hammer 12 on the grinding disc body 5, the fixing hole 124 is preferably formed on the body 121 and fixed on the grinding disc body 5 through the bolt 13, and in order to improve the connection stability, the lower side of the breaking hammer 12 is preferably provided with a limiting groove 125, and the upper side of the grinding disc body 5 is preferably provided with a boss 51 matched with the limiting groove.
As shown in fig. 4, the inner surface 71 of the impact breaker plate 7 of the embodiment of the present invention is preferably provided in a stepped shape to reduce wind resistance while ensuring impact resistance. The impact breaker plate 7 is preferably bolted to the air duct housing 9, and the impact breaker plate 7 is preferably provided with a counter bore 72, and is fixed by bolts 8 passing through the counter bore 72. A guide plate 10 is also arranged above the impact breaker plate 7 for guiding the inlet air.
The grinding roller device adopted by the embodiment of the invention is a single-arm column grinding roller, and comprises a grinding roller 16 and a middle shell 23 inserted into a grinder, which are arranged on a grinding roller arm 19, the grinding roller 16 is preferably a tire type grinding roller and is arranged at the inner end of the grinding roller arm 19, the outer end of the grinding roller arm 19 is hinged on a grinding roller base 22, the lower side of the grinding roller arm 19 is connected with a hydraulic cylinder 24, and the hydraulic cylinder 24 directly applies the working pressure required by the grinding roller 16 on the grinding roller arm 19. A seal 21 is arranged between the grinding roller arm 19 and the mill middle shell 23, and in order to ensure the sealing effect, the seal 21 is a spherical seal, namely the contact surface of a sealing part on the grinding roller arm 19 and a sealing part on the mill middle shell 23 is spherical, so that multidirectional sealing can be realized. The grinding roller 16 is preferably a tire type grinding roller, the included angle between the central line of the grinding roller 16 and the upper surface of the grinding disc body 5 is 0-15 degrees, the included angle can be adjusted according to different process arrangement and requirements, and the included angle between the central line of the grinding roller 16 and the upper surface of the grinding disc body 5 can be adjusted by adjusting the height of the grinding roller base 22 during installation. The periphery of the upper side of the grinding disc body 5 is provided with a material blocking ring 14, and the material blocking ring 14 can be fixed on the upper side of the grinding disc body 5 through a plurality of bolts 15. In order to increase the service life of the grinding plate linings 6 and the grinding rollers 16, wear-resistant layers are preferably deposited on the surfaces of the grinding plate linings 6 and the grinding rollers 16.
The working process is as follows:
when the material particles are brittle and easy to grind, and the functions of crushing, scattering, drying and powder selection are started, the process needs the grinding disc with a relatively high rotating speed of about 120-150r/min, the linear speed of the breaking hammer 12 can reach 25-30 m/s, when the ground material is fed into the cover plate 20 and the protective sleeve on the grinding disc body 5, the material is dispersed along with the rotating grinding disc body 5 under the action of centrifugal force and is crushed by the grinding roller 16 and the grinding disc lining plate 6, at the moment, the pressure of the hydraulic cylinder 24 acting on the grinding roller 16 is small, the breaking hammer 12 and the counterattack breaking plate 7 mainly play a role in breaking, a breaking area is formed between the breaking hammer 12 and the counterattack breaking plate 7, the thrown material has a high speed due to the high rotating speed of the grinding disc body 5, and the high-speed hot air rushing from the lower surface of the circle of the grinding disc body 5 can make most of small-particle materials enter the, when the cubic material of big granule is not taken away, when the crushing space through quartering hammer 12 and counterattack crushing shell 7, can receive the impact of quartering hammer 12 and counterattack crushing shell 7, broken into powdery material, then taken away by hot-blast, the powder machine is selected to the farine and is taken away, and the middlings feed back is ground again, reaches the effect of broken material and stoving.
When the hardness of the material is higher, the grinding and powder selecting processes are started. Considering the process requirements and the structural arrangement, the breaking hammer 12 is preferably dismantled, avoiding unnecessary wear. High pressure is applied to the grinding roller 16 through the hydraulic cylinder 24 to grind materials at high pressure, the rotating speed of the grinding disc body 5 needs to be adjusted to 30-38 r/min, the materials are thrown to the periphery under the action of centrifugal force after being fed into the middle of the cover plate 20 and the protective sleeve on the grinding disc body 5, fine powder is taken away by the powder selecting machine after the grinding roller 16 and the grinding disc lining plate 6 are ground, and the coarse powder is ground again to achieve the functions of material grinding and powder selection.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that other parts not specifically described are within the prior art or common general knowledge to those of ordinary skill in the art. Without departing from the principle of the invention, several improvements and modifications can be made, and these improvements and modifications should also be construed as the scope of the invention.
Claims (10)
1. The utility model provides a multi-functional garrulous mill, including the motor, with the speed reducer that the motor is connected, with the mill disk body that the speed reducer is connected, set up at the mill welt and the apron and a plurality of grinding roller device of mill disk body upside, the external downside of mill disk is equipped with the wind channel casing, the wind channel casing is formed with the ventiduct with the external lateral separation of mill, the external upside of mill disk is equipped with shell in the mill, a serial communication port, the motor is inverter motor, wind channel casing inboard is fixed with the counterattack breaker, mill disk body periphery upside is fixed with a plurality of quartering hammers.
2. The multifunctional pulverizer as claimed in claim 1, wherein the breaking hammer comprises a body and cemented carbide blocks fixed to both sides of an outer end of the body.
3. The multifunctional pulverizer of claim 1, wherein the inner surface of the impact breaker plate is stepped and is bolted to the air duct housing.
4. The multifunctional pulverizer as claimed in claim 1, wherein a deflector is further provided above the impact crusher plate.
5. The multifunctional pulverizer as claimed in claim 1, wherein the grinding roller device comprises a grinding roller and a grinding roller arm inserted into the pulverizer middle shell, the outer end of the grinding roller arm is hinged to the grinding roller base, a hydraulic cylinder is connected to the lower side of the grinding roller arm, and a seal is arranged between the grinding roller arm and the pulverizer middle shell.
6. A multi-function grinding mill according to claim 5 wherein the grinding rollers are of the green type and the centerline thereof is at an angle of 0 to 15 ° to the surface of the grinding disc.
7. The multi-function pulverizer of claim 5, wherein said seal is a spherical seal.
8. The multifunctional pulverizer as claimed in claim 1, wherein a material blocking ring is provided around the upper side of the pulverizer body.
9. The multifunctional pulverizer of claim 5, wherein the surfaces of the grinding disc liner and the grinding roller are both coated with a wear resistant layer.
10. The multifunctional pulverizer as claimed in claim 2, wherein the breaking hammer is bolted to the pulverizer body, a limiting groove is formed on the lower side of the main body, and a boss which is matched with the limiting groove is formed on the upper side of the pulverizer body.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010113278.5A CN111298938A (en) | 2020-02-24 | 2020-02-24 | Multifunctional crushing and grinding machine |
PCT/CN2020/080094 WO2021168933A1 (en) | 2020-02-24 | 2020-03-19 | Multifunctional grinder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010113278.5A CN111298938A (en) | 2020-02-24 | 2020-02-24 | Multifunctional crushing and grinding machine |
Publications (1)
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CN111298938A true CN111298938A (en) | 2020-06-19 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202010113278.5A Pending CN111298938A (en) | 2020-02-24 | 2020-02-24 | Multifunctional crushing and grinding machine |
Country Status (2)
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CN (1) | CN111298938A (en) |
WO (1) | WO2021168933A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115445703B (en) * | 2022-09-16 | 2023-09-01 | 江苏易会达新型建材科技有限公司 | Vertical mill for processing building material cement and use method thereof |
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CN2576333Y (en) * | 2002-10-08 | 2003-10-01 | 陈韧坚 | Mill-type rolling disintegrator |
DE102007041878A1 (en) * | 2007-09-04 | 2009-03-05 | Polysius Ag | Process and roller mill for the comminution of regrind |
CN203140070U (en) * | 2012-11-26 | 2013-08-21 | 安徽海螺川崎节能设备制造有限公司 | Novel energy-saving coal mill |
CN104492550A (en) * | 2014-12-02 | 2015-04-08 | 浙江兴达活性炭有限公司 | Pulverizing mill for producing activated carbon |
CN105435905A (en) * | 2015-12-15 | 2016-03-30 | 莱歇研磨机械制造(上海)有限公司 | Double-output-mode vertical mill |
CN207756227U (en) * | 2017-12-12 | 2018-08-24 | 北京环磨科技有限公司 | A kind of roller-plate disintegrator |
CN212237652U (en) * | 2020-02-24 | 2020-12-29 | 南京西普水泥工程集团有限公司 | Multifunctional crushing and grinding machine |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8336796B2 (en) * | 2010-09-10 | 2012-12-25 | Wark Rickey E | Impactor ring for updraft classifiers |
CN103639018B (en) * | 2013-12-17 | 2017-11-10 | 临沂市博信机械有限公司 | Adaptive vibration accumulation and energy supply vertical roll grinder |
CN209302870U (en) * | 2018-10-26 | 2019-08-27 | 南京中材粉体工程科技有限公司 | A kind of spreading is evenly distributed with the roller type vertical mill of spout ring |
-
2020
- 2020-02-24 CN CN202010113278.5A patent/CN111298938A/en active Pending
- 2020-03-19 WO PCT/CN2020/080094 patent/WO2021168933A1/en active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2576333Y (en) * | 2002-10-08 | 2003-10-01 | 陈韧坚 | Mill-type rolling disintegrator |
DE102007041878A1 (en) * | 2007-09-04 | 2009-03-05 | Polysius Ag | Process and roller mill for the comminution of regrind |
CN203140070U (en) * | 2012-11-26 | 2013-08-21 | 安徽海螺川崎节能设备制造有限公司 | Novel energy-saving coal mill |
CN104492550A (en) * | 2014-12-02 | 2015-04-08 | 浙江兴达活性炭有限公司 | Pulverizing mill for producing activated carbon |
CN105435905A (en) * | 2015-12-15 | 2016-03-30 | 莱歇研磨机械制造(上海)有限公司 | Double-output-mode vertical mill |
CN207756227U (en) * | 2017-12-12 | 2018-08-24 | 北京环磨科技有限公司 | A kind of roller-plate disintegrator |
CN212237652U (en) * | 2020-02-24 | 2020-12-29 | 南京西普水泥工程集团有限公司 | Multifunctional crushing and grinding machine |
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Publication number | Publication date |
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WO2021168933A1 (en) | 2021-09-02 |
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