CN204396069U - Outer circulation skew roller type flour mill - Google Patents

Outer circulation skew roller type flour mill Download PDF

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Publication number
CN204396069U
CN204396069U CN201420702885.5U CN201420702885U CN204396069U CN 204396069 U CN204396069 U CN 204396069U CN 201420702885 U CN201420702885 U CN 201420702885U CN 204396069 U CN204396069 U CN 204396069U
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Prior art keywords
grinding roller
frame
fixed roll
grinding
roller
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CN201420702885.5U
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Chinese (zh)
Inventor
肖先成
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GUILIN SHENGXING MACHINERY CO Ltd
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GUILIN SHENGXING MACHINERY CO Ltd
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Abstract

The utility model discloses a kind of outer circulation skew roller type flour mill, the base bottom mounting center pedestal of main frame, bull ring is installed on base top, base end face mounting cup cylinder, main shaft bottom is installed in central shaft bracket, main shaft top arranges Burnisher apparatus, Burnisher apparatus comprises grinding roller frame and grinding roller, grinding roller frame circumference uniform distribution to be fixedly arranged on fixed roll frame and tilting to outer lower side, grinding roller is installed and is butted on the up big and down small taper grinding face of bull ring on grinding roller frame, fixed roll frame is installed on main shaft upper end, is provided with the equal charging tray of coaxial rotation above fixed roll frame; Main frame blanking port is opened in bottom base endoporus, arranges material scraping plate corresponding to blanking port in base bottom, and material scraping plate circumference uniform distribution is installed on to be scraped on bin, scrapes bin and fixed roll frame is coaxially fixedly mounted with, and blanking port is by the outer hierarchy system of pipeline connection machine.The simple cost of the utility model structure is low, and maintenance is easy, replacing maintenance time is short; Because not having perching knife material casting action and heavy Burnisher apparatus, the loss of general power greatly reduces.

Description

Outer circulation skew roller type flour mill
Technical field
The utility model relates to powder process equipment, is a kind of outer circulation skew roller type flour mill specifically.
Background technology
Flour mill is breeze sector application equipment the most widely.
A kind of universal architecture of flour mill main frame is: main machine base is equipped with hollow central shaft bracket and coaxial bull ring and cover cylinder, grader installed by 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, and the grinding roller assembly of circle distribution is located on fixed roll frame; 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, mineral aggregate is pulverized by mutually rolling between grinding roller and bull ring, under system suction function, the breeze classified machine classification process suspended, the classified machine of qualified breeze is carried to collector, and defective breeze falls after rise bottom main machine base.
Mineral aggregate bottom main machine base is carried to the district that rolls between grinding roller and bull ring, mainly relies on relieving tool post drive the rotation of perching knife and realize, and in rotary course, described perching knife is by between oblique for mineral aggregate upthrow to the grinding roller and bull ring of corresponding setting.
In the process of perching knife upthrow mineral aggregate, the mineral aggregate of deposition produces resistance to perching knife, and perching knife overcomes the resistance acting of mineral aggregate, certainly will will consume the power of part main frame, and this is that this kind of flour mill yield in unit time is not high, one of the reason of inefficiency.
Utility model content
For this reason, the utility model proposes a kind of outer circulation skew roller type flour mill, mainly solve the problem that traditional flour mill working (machining) efficiency is low.
The outer circulation skew roller type flour mill that can solve the problems of the technologies described above, comprise abrasive dust main frame, bottom the base endoporus of described abrasive dust main frame, central shaft bracket is installed, bull ring is installed on described base endoporus top, base end face mounting cup cylinder, the material inlet of abrasive dust main frame is opened in the upper cover of cover cylinder, main frame main shaft bottom is installed in central shaft bracket by bearing arrangement also stretches out connection for transmission mechanism downwards, main frame main shaft is installed the Burnisher apparatus of abrasive dust main frame, difference is that described Burnisher apparatus comprises fixed roll frame, grinding roller frame and grinding roller, described grinding roller frame circumference uniform distribution to be fixedly arranged on fixed roll frame and tilting to outer lower side, the grinding roller with the described oblique free degree is installed by shaft of grinding roller and is butted on the up big and down small taper grinding face of bull ring on grinding roller frame, the included angle of grinding roller frame is identical with the cone angle of taper grinding face, described fixed roll frame is installed on main frame main shaft upper end, the equal charging tray of coaxial rotation is provided with above described fixed roll frame, the blanking port of described abrasive dust main frame is opened in bottom base endoporus, corresponding to blanking port, material scraping plate is set bottom base endoporus, described material scraping plate circumference uniform distribution is installed on to be scraped on bin, described in scrape bin and fixed roll frame is coaxially fixedly mounted with, described blanking port is by the outer hierarchy system of pipeline connection machine.
In said structure, raw material enters in abrasive dust main frame through material inlet, raw material evenly falls into the taper grinding face of bull ring through equal charging tray, and (taper grinding face adds area of milling, the weight fraction masterpiece of grinding roller adds grinding forces on bull ring) mill, material after milling drops on bottom base endoporus, is taken to blanking port fall into the outer hierarchy system of machine and carry out sorting by material scraping plate.
Grinding roller can be set up in sustained height position on fixed roll frame, then described grinding roller is in sustained height and becomes individual layer roller; Or described grinding roller is set up in the diverse location on fixed roll frame, then described grinding roller is in differing heights and becomes two-layer with top roll.
Conventionally described grinding roller frame be fixedly arranged on the upper and lower position on fixed roll frame and form the two-layer roller of upper and lower dislocation.
A kind of structure that grinding roller can be made to have the described oblique free degree is: described grinding roller is placed in grinding roller frame end towards interior that offer with in the oblique consistent annular groove of fixed roll frame, described shaft of grinding roller be snug fit at that grinding roller frame annular groove upper and lower parts offer with in the oblique consistent sliding tray of fixed roll frame, or described shaft of grinding roller by the corresponding axle bed arranged be snug fit at that grinding roller frame annular groove upper and lower parts offer with in the oblique consistent sliding tray of fixed roll frame.
For improving grinding forces further, be provided with in the annular groove of described fixed roll frame along described oblique promotion shaft of grinding roller or the grinding roller push bracket of axle bed and the elastic body along described oblique promotion grinding roller push bracket.
The another kind of structure that grinding roller can be made to have the described oblique free degree is: described grinding roller frame is parallel four-bar linkage, the shaft of grinding roller of the hinge point difference hinge fixed roll frame that described parallel four-bar linkage is relative and grinding roller.
For improving grinding forces further, between described relative hinge point, be provided with the elastic body along described oblique promotion grinding roller.
A kind of structure of the outer hierarchy system of described machine comprises grading, lifting machine, returning charge promotes level and the grader be under negative pressure state and cyclone separator, the charging aperture of described grading, lifting machine passes through the blanking port of pipeline connection abrasive dust main frame, the discharging opening of grading, lifting machine passes through the charging aperture of pipeline connection grader, the discharging opening of described grader qualified products passes through the charging aperture of pipeline connection cyclone separator, the discharging opening of grader substandard product promotes the charging aperture of level by pipeline connection returning charge, described returning charge promotes the material inlet of discharging opening by pipeline connection abrasive dust main frame of level.
The beneficial effects of the utility model:
1, the utility model outer circulation skew roller type flour mill adopts outer circulation to be separated finished product, is convenient to maintenance of equipment.
2, do not arrange perching knife in the utility model structure, because of without material casting action, decrease power consumption, the total-power loss of abrasive dust main frame reduces greatly.
3, the material casting action produced owing to not having shovel blade mechanism in the utility model structure, namely can not because of hard iron ore deposit, be scattered iron block and there is card machine or ruin machine situation occur.
4, the utility model adopts cross roll to mill material, and the gravity and the centrifugal force that achieve cross roll are exerted oneself simultaneously, improve grinding efficiency.
5, Burnisher apparatus of the present utility model hangs low, economy easy to maintenance.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the utility model.
Fig. 2 is the top view of Fig. 1 embodiment.
Fig. 3 is the structural representation of abrasive dust main frame in Fig. 1, Fig. 2 embodiment.
Figure number identifies: 1, abrasive dust main frame; 2 bases; 3, central shaft bracket; 4, bull ring; 5, cover cylinder; 6, material inlet; 7, upper cover; 8, main frame main shaft; 9, grinding roller frame; 10, grinding roller; 11, fixed roll frame; 12, raw material cabin; 13, equal charging tray; 14, blanking port; 15, material scraping plate; 16, bin is scraped; 17, grading, lifting machine; 18, returning charge promotes level; 19, grader; 20, cyclone separator; 21, shaft coupling; 22, air exhauster.
Detailed description of the invention
Below in conjunction with accompanying drawing illustrated embodiment, the technical solution of the utility model is described further.
The utility model outer circulation skew roller type flour mill comprises abrasive dust main frame 1 and the outer hierarchy system of machine.
The base 2 of described abrasive dust main frame 1 is fixed on concrete machine block, hollow central shaft bracket 3 is coaxially installed with bottom base 2 endoporus, bull ring 4 is coaxially installed on the top of base 2 endoporus, the flour milling of described bull ring 4 is be up big and down small taper grinding face, coaxial mounting cup cylinder 5 on base 2 end face, described cover cylinder 5 is by upper cover 7 capping, and the center of described upper cover 7 offers the material inlet 6 of abrasive dust main frame 1; Main frame main shaft 8 bottom of abrasive dust main frame 1 is installed in central shaft bracket 3 by the bearing arrangement of upper and lower, the lower end of main frame main shaft 8 is stretched out central shaft bracket 3 and is connected by the reductor of driven by motor by shaft coupling 21, and the Burnisher apparatus of abrasive dust main frame 1 is installed on the top (stretching out the part of central shaft bracket 3) of main frame main shaft 8 by fixed roll frame 11; The blanking port 14 of described abrasive dust main frame 1 is opened in bottom the endoporus of base 2, adopt the mode blanking of material scraping plate 15 scraper, described material scraping plate 15 circumference uniform distribution is installed on scrapes bin 16 bottom in base 2, described scrape bin 16 top and fixed roll frame 11 be coaxially fixedly mounted with, the outer hierarchy system of described machine is by pipeline connection blanking port 14; The equal charging tray 13 of coaxial rotation is installed, as shown in Figure 3 above described fixed roll frame 11.
Described Burnisher apparatus comprises grinding roller frame 9 and grinding roller 10, described grinding roller frame 9 circumference uniform distribution to be fixedly arranged on fixed roll frame 11 and tilting to outer lower side, described grinding roller 10 is installed by shaft of grinding roller and is butted on the up big and down small taper grinding face of bull ring 4 on grinding roller frame 9, the included angle of grinding roller frame 9 is identical with the cone angle of taper grinding face, in described Burnisher apparatus, described grinding roller 10 has in described oblique free-moving function, as shown in Figure 3.
The grinding roller frame 9 of described Burnisher apparatus is fixedly arranged on the sustained height position on fixed roll frame 11, then multiple grinding roller 10 is in same aspect and forms individual layer roller, or the grinding roller frame 9 of described Burnisher apparatus is fixedly arranged on the upper and lower height and position of fixed roll frame 11, then the grinding roller 10 of half is in aspect and is obliquely butted on the upper taper grinding face of bull ring 4, second half grinding roller 10 is in subsurface and is obliquely butted on the lower taper grinding face of bull ring 4, and the grinding roller 10 of upper and lower layer forms double-deck roll structure and stagger in grinding roller 10 position of upper and lower layer.
A kind of version that grinding roller 10 can be made to have the described oblique free degree is:
Described grinding roller 10 be placed in that grinding roller frame 9 end face inwardly offers with (specific design in the oblique consistent annular groove of fixed roll frame 11, can grinding roller frame 9 and fixed roll frame 11 be established as a whole), described shaft of grinding roller by the corresponding axle bed arranged be snug fit at that grinding roller frame 9 annular groove upper and lower parts offer with in the oblique consistent sliding tray of fixed roll frame 11, or described shaft of grinding roller be snug fit at that grinding roller frame 9 annular groove upper and lower parts offer with in the oblique consistent sliding tray of fixed roll frame 11, as shown in Figure 3.
In mill processes, described structure can the wearing and tearing of auto-compensation grinding roller 10, and effectively can dodge the material of district's bulk of milling.
For improving grinding forces, the grinding roller push bracket along described oblique promotion axle bed or shaft of grinding roller can be set in the annular groove of described fixed roll frame 11, and the elastic body along described oblique promotion grinding roller push bracket is set; The conventional Compress Spring that adopts is as elastic body, compression spring force makes grinding roller 10 produce extra pressure to bull ring 4, when abrasive dust main frame 1 works, the centrifugal force of extra pressure and grinding roller 10 and the weight component of grinding roller 10 synthesize the grinding pressure between grinding roller 10 and bull ring 4 jointly.
The another kind of version that grinding roller 10 can be made to have the described oblique free degree is:
Described grinding roller frame 9 is parallel four-bar linkage, the shaft of grinding roller of the hinge point difference hinge fixed roll frame 11 that described parallel four-bar linkage is relative and grinding roller 10.
In mill processes, described structure can the wearing and tearing of auto-compensation grinding roller 10, and effectively can dodge the material of district's bulk of milling.
For improving grinding forces, between described relative hinge point, be provided with the elastic body along described oblique promotion grinding roller 10; The conventional Compress Spring that adopts is as elastic body, compression spring force makes grinding roller 10 produce extra pressure to bull ring 4, when abrasive dust main frame 1 works, the centrifugal force of extra pressure and grinding roller 10 and the weight component of grinding roller 10 synthesize the grinding pressure between grinding roller 10 and bull ring 4 jointly.
The outer hierarchy system of described machine comprises grading, lifting machine 17, returning charge promotes level 18, grader 19 and cyclone separator 20, the charging aperture of described grading, lifting machine 17 passes through the blanking port 14 of pipeline connection abrasive dust main frame 1, the discharging opening of grading, lifting machine 17 passes through the charging aperture of pipeline connection grader 19, the discharging opening of described grader 19 qualified products passes through the charging aperture of pipeline connection cyclone separator 20, the discharging opening of grader 19 substandard product promotes the charging aperture of level 18 by pipeline connection returning charge, described returning charge promotes the material inlet 6 of discharging opening by pipeline connection abrasive dust main frame 1 of level 18, work under described grader 19 and cyclone separator 20 are all in negative pressure state, described negative pressure is produced by air exhauster 22, the feed supply of described abrasive dust main frame 1 is raw material cabin 12, and the discharging opening of described raw material cabin 12 passes through the material inlet 6 of pipeline connection abrasive dust main frame 1, as shown in Figure 1 and Figure 2.
In the outer hierarchy system of described machine, qualified powder is sent in cyclone separator 20 and is carried out separation of air from dust, and the powder of separation is finished product, and the air-flow of separation continues circulation; Defective material falls to the hopper of grader 19, then promotes level 18 through returning charge and send back to abrasive dust main frame 1 in and continue together to mill with raw material, so constantly circulates.

Claims (8)

1. outer circulation skew roller type flour mill, comprise abrasive dust main frame (1), bottom base (2) endoporus of described abrasive dust main frame (1), central shaft bracket (3) is installed, bull ring (4) is installed on described base (2) endoporus top, base (2) end face mounting cup cylinder (5), the material inlet (6) of abrasive dust main frame (1) is opened in the upper cover (7) of cover cylinder (5), main frame main shaft (8) bottom to be installed in central shaft bracket (3) by bearing arrangement and to stretch out connection for transmission mechanism downwards, the upper Burnisher apparatus installing abrasive dust main frame (1) of main frame main shaft (8), it is characterized in that: described Burnisher apparatus comprises fixed roll frame (11), grinding roller frame (9) and grinding roller (10), it is upper and tilting to outer lower side that described grinding roller frame (9) circumference uniform distribution is fixedly arranged on fixed roll frame (11), described grinding roller (10) is installed by shaft of grinding roller in grinding roller frame (9) is upper and is butted on the up big and down small taper grinding face of bull ring (4), the included angle of grinding roller frame (9) is identical with the cone angle of taper grinding face, described fixed roll frame (11) is installed on main frame main shaft (8) upper end, described fixed roll frame (11) top is provided with the equal charging tray (13) of coaxial rotation, the blanking port (14) of described abrasive dust main frame (1) is opened in bottom base (2) endoporus, corresponding to blanking port (14), material scraping plate (15) is set bottom base (2) endoporus, described material scraping plate (15) circumference uniform distribution is installed on to be scraped on bin (16), described bin (16) of scraping coaxially is fixedly mounted with fixed roll frame (11), and described blanking port (14) is by the outer hierarchy system of pipeline connection machine.
2. outer circulation skew roller type flour mill according to claim 1, is characterized in that: described grinding roller frame (9) is located at the upper sustained height position of fixed roll frame (11), and described grinding roller (10) is in sustained height and becomes individual layer roller; Or described grinding roller frame (9) is located at the diverse location on fixed roll frame (11), described grinding roller (10) is in differing heights and becomes two-layer with top roll.
3. outer circulation skew roller type flour mill according to claim 1, is characterized in that: described grinding roller frame (9) is fixedly arranged on the upper and lower position on fixed roll frame (11) and forms the two-layer roller of upper and lower dislocation.
4. according to the outer circulation skew roller type flour mill in claims 1 to 3 described in any one, it is characterized in that: described grinding roller (10) be placed in that grinding roller frame (9) end face inwardly offers with in the oblique consistent annular groove of fixed roll frame (11), described shaft of grinding roller be snug fit at that grinding roller frame (9) annular groove upper and lower parts offer with in the oblique consistent sliding tray of fixed roll frame (11), or described shaft of grinding roller by the corresponding axle bed arranged be snug fit at that grinding roller frame (9) annular groove upper and lower parts offer with in the oblique consistent sliding tray of fixed roll frame (11).
5. outer circulation skew roller type flour mill according to claim 4, is characterized in that: be provided with in the annular groove of described fixed roll frame (11) along described oblique promotion shaft of grinding roller or the grinding roller push bracket of axle bed and the elastic body along described oblique promotion grinding roller push bracket.
6. according to the outer circulation skew roller type flour mill in claims 1 to 3 described in any one, it is characterized in that: described grinding roller frame (9) is parallel four-bar linkage, the shaft of grinding roller of hinge point difference hinge fixed roll frame (11) that described parallel four-bar linkage is relative and grinding roller (10).
7. outer circulation skew roller type flour mill according to claim 6, is characterized in that: be provided with the elastic body promoting grinding roller (10) between described relative hinge point.
8. according to the outer circulation skew roller type flour mill in claims 1 to 3 described in any one, it is characterized in that: the outer hierarchy system of described machine comprises grading, lifting machine (17), returning charge promotes level (18), grader (19) and cyclone separator (20), the charging aperture of described grading, lifting machine (17) passes through the blanking port (14) of pipeline connection abrasive dust main frame (1), the discharging opening of grading, lifting machine (17) passes through the charging aperture of pipeline connection grader (19), the discharging opening of described grader (19) qualified products passes through the charging aperture of pipeline connection cyclone separator (20), the discharging opening of grader (19) substandard product promotes the charging aperture of level (18) by pipeline connection returning charge, described returning charge promotes the material inlet (6) of discharging opening by pipeline connection abrasive dust main frame (1) of level (18).
CN201420702885.5U 2014-11-20 2014-11-20 Outer circulation skew roller type flour mill Active CN204396069U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420702885.5U CN204396069U (en) 2014-11-20 2014-11-20 Outer circulation skew roller type flour mill

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Application Number Priority Date Filing Date Title
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CN204396069U true CN204396069U (en) 2015-06-17

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105944797A (en) * 2016-07-01 2016-09-21 桂林晟兴机械制造有限公司 Outer circulation pulverizer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105944797A (en) * 2016-07-01 2016-09-21 桂林晟兴机械制造有限公司 Outer circulation pulverizer
CN105944797B (en) * 2016-07-01 2018-04-10 桂林晟兴机械制造有限公司 Outer circulation flour mill

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