CN104707690A - Oblique swing pressurization external circulation mill - Google Patents

Oblique swing pressurization external circulation mill Download PDF

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Publication number
CN104707690A
CN104707690A CN201510111074.7A CN201510111074A CN104707690A CN 104707690 A CN104707690 A CN 104707690A CN 201510111074 A CN201510111074 A CN 201510111074A CN 104707690 A CN104707690 A CN 104707690A
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grinding roller
main frame
frame
milling
main
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CN201510111074.7A
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CN104707690B (en
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肖先成
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GUILIN SHENGXING MACHINERY CO Ltd
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Abstract

The invention discloses an oblique swing pressurization external circulation mill. A central shaft frame is mounted at the bottom of a base of a milling main engine; milling rings are mounted at an upper part of the base; a cover barrel is mounted on the end surface of the base; a main engine feeding hole is formed in an upper cover of the cover barrel; a main engine discharging hole is formed in the bottom of the base near the central shaft frame and communicated with an external grading system through a pipeline; a lower part of a main-engine main shaft is arranged on the central shaft frame; a fixed roller frame connected with a material scraping frame is mounted at an upper end of the main-engine main shaft; the central shaft frame is sleeved with the material scraping frame; material scraping plates are mounted on the material scraping frame; milling roller devices are uniformly distributed around the circumference of the main-engine main shaft; each milling roller device comprises a milling roller sleeve, a milling roller and a milling roller shaft; the milling roller sleeves are obliquely hung on the fixed roller frame; the milling rollers obliquely lean on the milling rings; a material equalizing plate synchronously rotating and provided with a baffle edge is arranged above the fixed roller frame; a pressurization mechanism acting on the milling roller devices is arranged on the fixed roller frame. According to the mill, a finished product is separated by adopting external circulation, so that equipment is convenient to repair; a shovel blade mechanism is not arranged, so that the power consumption is reduced and the total power loss of the milling main engine is reduced.

Description

Oblique pendulum pressurization outer circulation flour mill
(1) technical field:
The present invention relates to powder process equipment, is a kind of tiltedly pendulum pressurization outer circulation flour mill specifically.
(2) background technology:
Flour mill is breeze sector application equipment the most widely, and wherein the representational equipment of most is raymond mill.
The universal architecture of raymond grinding powder machine host is: main machine base is equipped with hollow central shaft bracket and coaxial bull ring and cover cylinder, main frame main shaft is located in central shaft bracket, fixed roll frame (or claiming plum blossom frame) is equipped with in the main frame main shaft upper end of stretching outside central shaft bracket, fixed roll frame there is multiple and grinding roller assembly of circumferentially distributing parallel with central shaft by the even hanging of hinge device, grinding roller assembly is made up of grinding roller sleeve and grinding roller, in the process of revolution of grinding roller assembly, grinding roller assembly makes to keep Structure deformation between each grinding roller and bull ring by centrifugal action, crushing material to be reached the object of producing powder by mutually rolling between grinding roller and bull ring, this is the Cracking Mechanism place of abrasive dust main frame.
The charging aperture of raymond mill is opened on cover cylinder, the material entered from charging aperture is directly fall bottom main machine base from bull ring substantially, material rolls and mainly relies on relieving tool post drive perching knife rotate and complete between grinding roller and bull ring, and material is thrown between the grinding roller and bull ring of corresponding setting by described perching knife.
Because perching knife material casting angle is certain, and material is from fine sand to block material not etc., light, heavy material movement locus is different, and quite a few aniseed is idle to fly away, and causes feeding not enough, is that raymond mill yield in unit time is not high, the major reason of inefficiency.
(3) summary of the invention:
For the deficiencies in the prior art, technical problem to be solved by this invention be propose a kind of by the oblique pendulum pressurization outer circulation flour mill promoted for the purpose of working (machining) efficiency.
The oblique pendulum pressurization outer circulation flour mill that can solve the problems of the technologies described above, comprise abrasive dust main frame, the base endoporus bottom center mounting center pedestal of described abrasive dust main frame, bull ring is installed on described base endoporus top, base upper end mounting cup cylinder, main frame material inlet is opened in the upper cover of cover cylinder, main frame main shaft bottom to be located in central shaft bracket and protuberate basic unit connection for transmission mechanism downwards, fixed roll frame is installed in main frame main shaft upper end, Burnisher apparatus is provided with around main frame main shaft circumference uniform distribution, difference is that described Burnisher apparatus comprises grinding roller sleeve, grinding roller and shaft of grinding roller, described grinding roller sleeve inwardly tiltedly hangs on fixed roll frame in below by linkage, described grinding roller is installed on shaft of grinding roller and leans on the up big and down small taper grinding face of bull ring (tiltedly the hanging the oblique consistent of direction and taper grinding face of grinding roller sleeve) below grinding roller sleeve, described fixed roll frame with scrape bin and be connected, describedly scrape bin and central shaft bracket coaxial package, the equal charging tray of coaxial rotation is provided with above fixed roll frame, main frame discharging opening is opened in bottom base endoporus in central shaft bracket is other, and arrange material scraping plate corresponding to main frame discharging opening, described material scraping plate circumference uniform distribution is installed on to be scraped on bin, and main frame discharging opening is by the outer hierarchy system of pipeline connection machine, the outer hierarchy system of described machine comprises grading, lifting machine, grader and cyclone separator, abrasive dust main frame both sides are located at respectively by described grading, lifting machine and cyclone separator, described grader is located at above abrasive dust main frame, the charging aperture of grading, lifting machine is by pipeline connection main frame discharging opening, the discharging opening of grading, lifting machine passes through the charging aperture of pipeline connection grader, the qualified products of described grader enter cyclone separator by pipeline, and the substandard product of grader is by again processing in main frame material inlet backflow abrasive dust main frame.
Can be set to identical by the length of grinding roller sleeve, then described grinding roller is in same tiltedly hanging highly and becomes individual layer roller; Or the length of grinding roller sleeve is set to difference, then described grinding roller is in different tiltedly hanging height and become two-layer with top roll (comprising two-layer roller).
Described grinding roller sleeve is conventionally set to two kinds of length and forms the two-layer roller of upper and lower dislocation.
For improving grinding forces further, described fixed roll frame is provided with the boosting mechanism acting on Burnisher apparatus, described boosting mechanism comprises boosting-rod, gusset, Compress Spring and hydraulic jack or cylinder, described hydraulic jack or cylinder are located at fixed roll top of the trellis central authorities, described gusset is with being located on piston rod that hydraulic jack or cylinder protrude upward, described boosting-rod corresponds to each grinding roller sleeve circumference uniform distribution and arranges, the outer end of each boosting-rod is connected on the body above corresponding grinding roller sleeve hinge position, described Compress Spring press-fits between the inner of boosting-rod and the plate body of gusset corresponding position, for equalizing pressure, described gusset is provided with the spring force governor motion of regulating spring pressure size, the setting of described hydraulic jack or cylinder, it is the adjustment facilitating grinding forces in order to process different materials.
The circumferential edges of described equal charging tray is provided with rib, prevents material from knocking cover cylinder because centrifugal force throws away and produces noise.
Beneficial effect of the present invention:
1, the present invention tiltedly puts pressurization outer circulation flour mill and adopts machine outer circulation separation finished product, and air exhauster energy loss is little, and maintenance of equipment is convenient.
2, do not arrange shovel blade mechanism in structure of the present invention, because of without material casting action, decrease power consumption, the total-power loss of abrasive dust main frame reduces greatly.
3, in structure of the present invention, the material casting action produced owing to not having shovel blade mechanism, namely can not because of hard iron ore deposit, be scattered iron block and there is card machine or ruin machine situation occur.
4, in the present invention, when grinding roller quality, the radius of gyration, outstanding high, speed of gyration are constant, the grinding roller leaned to can additionally increase the grinding forces of material, leans to the large then grinding forces of angle and increases; Material extends through taper grinding face drop-out time simultaneously, is conducive to milling.
5, the present invention is owing to there being the effect of milling of nature reinforcement and applied external force, and the material high to Mohs' hardness is more favourable.
6, the present invention sets up boosting mechanism, is to facilitate grinding forces to regulate to process different material.
7, equal charging tray outer rim of the present invention is provided with backgauge limit, makes material not because centrifugal force throws away to knock cover cylinder and produce noise, and make the material evenly unrestrained district that mills, it is more reasonable to distribute.
8, structure of the present invention is simple, cost is low, manufacture handling ease, is the preferred unit of flour mill of new generation.
(4) accompanying drawing illustrates:
Fig. 1 is the structural representation of one embodiment of the present invention.
Fig. 2 is the top view of Fig. 1 embodiment.
Fig. 3 is the structural representation of abrasive dust main frame in Fig. 1 embodiment.
Figure number identifies: 1, abrasive dust main frame; 2, base; 3, central shaft bracket; 4, bull ring; 5, cover cylinder; 6, main frame material inlet; 7, upper cover; 8, main frame main shaft; 9, bin is scraped; 10, fixed roll frame; 11, grinding roller sleeve; 12, grinding roller; 13, equal charging tray; 14, main frame discharging opening; 15, material scraping plate; 16, grading, lifting machine; 17, grader; 18, cyclone separator; 19, boosting-rod; 20, gusset; 21, Compress Spring; 22, hydraulic jack; 23, blower fan; 24, shaft coupling; 25, feed bin; 26, collecting box; 27, aggregate bin.
(5) detailed description of the invention:
Below in conjunction with accompanying drawing illustrated embodiment, technical scheme of the present invention is described further.
The base 2 that the present invention tiltedly puts the abrasive dust main frame 1 of pressurization outer circulation flour mill is fixed on concrete machine block, the endoporus lower central of base 2 installs hollow central shaft bracket 3, scrape bin 9 and central shaft bracket 3 coaxial package, bull ring 4 is coaxially installed on base 2 endoporus top, coaxial mounting cup cylinder 5 on base 2 end face, the central authorities of the upper cover 7 of described cover cylinder 5 offer main frame material inlet 6, main frame blanking port 14 is offered bottom base 2 endoporus that central shaft bracket 3 is other, in scraping upper circumference uniform distribution bottom bin 9, material scraping plate 15 is installed corresponding to main frame discharging opening 14, the flour milling of described bull ring 4 is up big and down small taper flour milling, main frame main shaft 8 bottom of abrasive dust main frame 1 is installed in central shaft bracket 2, main frame main shaft 8 lower end is stretched out central shaft bracket 3 with base 2 and is connected reductor by shaft coupling 24, fixed roll frame 10 (for plum blossom shelf structure) is installed on main frame main shaft 8 top of stretching out central shaft bracket 3, fixed roll frame 10 is mounted on scrapes bin 9 top, on fixed roll frame 10, circumference uniform distribution is equipped with multiple longitudinal-pendulum type Burnisher apparatus, described Burnisher apparatus is primarily of grinding roller sleeve 11, shaft of grinding roller and grinding roller 12 form, described shaft of grinding roller is by upper, lower bearing position is installed in grinding roller sleeve 11, (oblique interior below) is tiltedly hung on fixed roll frame 10 by linkage in the top of described grinding roller sleeve 11, described grinding roller 12 is coaxially connected with the shaft of grinding roller stretching out grinding roller sleeve 11 below grinding roller sleeve 11, grinding roller 12 leans on the taper grinding face of bull ring 4, grinding roller sleeve 11 tiltedly hang the oblique consistent of direction and taper grinding face, grinding roller sleeve 11 length of described Burnisher apparatus is consistent, then multiple grinding roller 12 is in same aspect and forms individual layer roller, the top of described fixed roll frame 10 is supported by support and is provided with the equal charging tray 13 coaxial with main frame main shaft 8, the circumferential edges of described equal charging tray 13 is provided with rib, as shown in Figure 3.
Described fixed roll frame 10 is arranged the boosting mechanism acting on Burnisher apparatus, described boosting mechanism comprises boosting-rod 19, gusset 20, Compress Spring 21 and hydraulic jack 22, described hydraulic jack 22 is installed on fixed roll frame 10 center of top by oil cylinder seat, described plate-like gusset 20 (lower than equal charging tray 13) is coaxially installed on the piston rod that hydraulic jack 22 protrudes upward, horizontal boosting-rod 19 corresponds to each grinding roller sleeve 11 circumference uniform distribution and arranges, the outer end of each boosting-rod 19 is connected on the body that corresponding grinding roller sleeve 11 is hinged above position, described Compress Spring 21 press-fits between the inner of boosting-rod 19 and the plate body of gusset 20 corresponding position, under the spring-force driven dual of Compress Spring 21, boosting-rod 19 gives one, grinding roller sleeve 11 upper end (drive end of similar lever) inside active force, the grinding roller 12 of grinding roller sleeve 11 lower end (driven end of similar lever) is made to be pressed on the taper grinding face of bull ring 4, the active force of the adjustable Compress Spring of lifting 21 pairs of boosting-rods 19 of hydraulic jack 22 piston rod, owing to have employed the boosting mechanism of described structure, thus grinding roller 12 is made to produce extra pressure to bull ring 4, when abrasive dust main frame 1 works, the centrifugal force of extra pressure and grinding roller 12 and the weight component of grinding roller 12 synthesize the grinding pressure between grinding roller 12 and bull ring 4 jointly, as shown in Figure 3.
Described main frame discharging opening 14 is by the outer hierarchy system of pipeline connection machine.
The outer hierarchy system of described machine comprises grading, lifting machine 16, grader 17 and cyclone separator 18, the left side of abrasive dust main frame 1 is located at by described grading, lifting machine 16, the right side of abrasive dust main frame 1 is located at by described cyclone separator 18, described grader 17 is installed on above abrasive dust main frame 1, described main frame discharging opening 14 is by the charging aperture of the pipeline connection grading, lifting machine 16 of oblique below, the discharging opening of grading, lifting machine 16 passes through the charging aperture of the pipeline connection grader 17 of oblique below, the discharging opening of grader 17 qualified products passes through the charging aperture of horizontal pipeline connection cyclone separator 18, grader 17 substandard product to be refluxed main frame material inlet 6 by aggregate bin 27, described main frame material inlet 6 is also by the discharging opening of the pipeline connection feed bin 25 of oblique top, as Fig. 1, Fig. 2, shown in Fig. 3.
In the outer hierarchy system of described machine, the negative pressure of grader 17 and cyclone separator 18 is produced by blower fan 23, and the qualified powder of grader 17 is sent in cyclone separator 18 and carried out separation of air from dust, and the powder of separation is finished product, and finished product comes together in collecting box 26; The defective material of grader 17 falls to the aggregate bin 27 of grader 17, together to fall on equal charging tray 13 and evenly scatters and mill to the district that mills, so constantly circulate through the reflux raw material that continues to import with feed bin 25 in abrasive dust main frame 1 of main frame material inlet 6.

Claims (5)

1. tiltedly put pressurization outer circulation flour mill, comprise abrasive dust main frame (1), base (2) endoporus bottom center mounting center pedestal (3) of described abrasive dust main frame (1), bull ring (4) is installed on described base (2) endoporus top, base (2) upper end mounting cup cylinder (5), main frame material inlet (6) is opened in the upper cover (7) of cover cylinder (5), main frame main shaft (8) bottom to be located in central shaft bracket (3) and protuberate basic unit (2) connection for transmission mechanism downwards, fixed roll frame (10) is installed in main frame main shaft (8) upper end, Burnisher apparatus is provided with around main frame main shaft (8) circumference uniform distribution, it is characterized in that: described Burnisher apparatus comprises grinding roller sleeve (11), grinding roller (12) and shaft of grinding roller, described grinding roller sleeve (11) inwardly tiltedly hangs on fixed roll frame (10) in below by linkage, described grinding roller (12) is installed on shaft of grinding roller in grinding roller sleeve (11) below and leans on the up big and down small taper grinding face of bull ring (4), described fixed roll frame (10) with scrape bin (9) and be connected, described bin (9) and central shaft bracket (3) coaxial package scraped, fixed roll frame (10) top is provided with the equal charging tray (13) of coaxial rotation, main frame discharging opening (14) is opened in bottom base (2) endoporus in central shaft bracket (3) is other, corresponding to main frame discharging opening (14), material scraping plate (15) is set, described material scraping plate (15) circumference uniform distribution is installed on to be scraped on bin (9), and described main frame discharging opening (14) is by the outer hierarchy system of pipeline connection machine, the outer hierarchy system of described machine comprises grading, lifting machine (16), grader (17) and cyclone separator (18), abrasive dust main frame (1) both sides are located at respectively by described grading, lifting machine (16) and cyclone separator (18), abrasive dust main frame (1) top is located at by described grader (17), the charging aperture of grading, lifting machine (16) is by pipeline connection main frame discharging opening (14), the discharging opening of grading, lifting machine (17) passes through the charging aperture of pipeline connection grader (17), the qualified products of described grader (17) enter cyclone separator (18) by pipeline and collect, the substandard product of grader (17) is by main frame material inlet (6) backflow abrasive dust main frame (1).
2. oblique pendulum pressurization outer circulation flour mill according to claim 1, it is characterized in that: the length of described grinding roller sleeve (11) is identical, described grinding roller (12) is in same tiltedly hanging highly and becomes individual layer roller; Or the length of described grinding roller sleeve (11) is different, described grinding roller (12) is in different tiltedly hanging height and become two-layer with top roll.
3. oblique pendulum pressurization outer circulation flour mill according to claim 2, is characterized in that: described grinding roller sleeve (11) has two kinds of length and forms the two-layer roller of upper and lower dislocation.
4. according to the oblique pendulum pressurization outer circulation flour mill in claims 1 to 3 described in any one, it is characterized in that: described fixed roll frame (10) is provided with and acts on Burnisher apparatus to improve the boosting mechanism of grinding forces, described boosting mechanism comprises boosting-rod (19), gusset (20), Compress Spring (21) and hydraulic jack (22) or cylinder, described hydraulic jack (22) or cylinder are located at fixed roll frame (10) center of top, described gusset (20) is with being located on piston rod that hydraulic jack (22) or cylinder protrude upward, described boosting-rod (19) is arranged corresponding to each grinding roller sleeve (11) circumference uniform distribution, the outer end of each boosting-rod (19) is connected on the body above corresponding grinding roller sleeve (11) hinge position, described Compress Spring (21) press-fits between the inner of boosting-rod (19) and the plate body of gusset (20) corresponding position.
5., according to the oblique pendulum pressurization outer circulation flour mill in claims 1 to 3 described in any one, it is characterized in that: the circumferential edges of described equal charging tray (13) is provided with rib.
CN201510111074.7A 2015-03-13 2015-03-13 Pressurization outer circulation flour mill is tiltedly put Active CN104707690B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106622498A (en) * 2017-01-13 2017-05-10 海城市明圣机械制造有限公司 Grinding roller hydraulic ultra-fine powder grinding machine
WO2021093255A1 (en) * 2019-11-15 2021-05-20 南京钜力智能制造技术研究院有限公司 External circulation roller type vertical mill
CN112973883A (en) * 2021-02-09 2021-06-18 洋浦固体废物处理有限公司 Green mud powder grinding method

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Publication number Priority date Publication date Assignee Title
US20090121060A1 (en) * 2007-11-14 2009-05-14 Alstom Technology Ltd Fine grinding roller mill
CN202893429U (en) * 2012-11-16 2013-04-24 郑州维科重工机械有限公司 Auxiliary supporting device between grinding roll of flour mill and star rack
CN203002427U (en) * 2012-10-29 2013-06-19 桂林晟兴机械制造有限公司 Automatic supercharging device for grinding roller of flour mill
CN103721798A (en) * 2014-01-03 2014-04-16 桂林晟兴机械制造有限公司 Oblique-swinging waterfall-discharging type grinder
CN204051792U (en) * 2014-08-28 2014-12-31 肖先成 Cross roll regrinding Gas fluid pressure flour mill
CN104399562A (en) * 2014-11-20 2015-03-11 桂林晟兴机械制造有限公司 External-circulating ball roller way-type mill
CN204523101U (en) * 2015-03-13 2015-08-05 桂林晟兴机械制造有限公司 Oblique pendulum pressurization outer circulation flour mill

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090121060A1 (en) * 2007-11-14 2009-05-14 Alstom Technology Ltd Fine grinding roller mill
CN203002427U (en) * 2012-10-29 2013-06-19 桂林晟兴机械制造有限公司 Automatic supercharging device for grinding roller of flour mill
CN202893429U (en) * 2012-11-16 2013-04-24 郑州维科重工机械有限公司 Auxiliary supporting device between grinding roll of flour mill and star rack
CN103721798A (en) * 2014-01-03 2014-04-16 桂林晟兴机械制造有限公司 Oblique-swinging waterfall-discharging type grinder
CN204051792U (en) * 2014-08-28 2014-12-31 肖先成 Cross roll regrinding Gas fluid pressure flour mill
CN104399562A (en) * 2014-11-20 2015-03-11 桂林晟兴机械制造有限公司 External-circulating ball roller way-type mill
CN204523101U (en) * 2015-03-13 2015-08-05 桂林晟兴机械制造有限公司 Oblique pendulum pressurization outer circulation flour mill

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106622498A (en) * 2017-01-13 2017-05-10 海城市明圣机械制造有限公司 Grinding roller hydraulic ultra-fine powder grinding machine
WO2021093255A1 (en) * 2019-11-15 2021-05-20 南京钜力智能制造技术研究院有限公司 External circulation roller type vertical mill
CN112973883A (en) * 2021-02-09 2021-06-18 洋浦固体废物处理有限公司 Green mud powder grinding method

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Effective date of registration: 20181116

Address after: 541004 Unit 2, Building 4, Luan Road, Qixing District, Guilin City, Guangxi Zhuang Autonomous Region

Patentee after: Xiao Wenlong

Address before: 541805 Suqiao Fulong Garden, Guilin City, Guangxi Zhuang Autonomous Region

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Effective date of registration: 20190125

Address after: 541805 Fulong Industrial Park, Suqiao New District, Yongfu County, Guilin City, Guangxi Zhuang Autonomous Region

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Patentee before: Guilin Shengxing Machinery Co.,Ltd.

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