CN203540625U - Composite grinding type flour mill - Google Patents
Composite grinding type flour mill Download PDFInfo
- Publication number
- CN203540625U CN203540625U CN201320440185.9U CN201320440185U CN203540625U CN 203540625 U CN203540625 U CN 203540625U CN 201320440185 U CN201320440185 U CN 201320440185U CN 203540625 U CN203540625 U CN 203540625U
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- main frame
- grinding
- bull ring
- roller
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- 238000000227 grinding Methods 0.000 title claims abstract description 71
- 235000013312 flour Nutrition 0.000 title claims abstract description 21
- 239000002131 composite material Substances 0.000 title abstract 3
- 239000000843 powder Substances 0.000 claims abstract description 37
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 20
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 244000309464 bull Species 0.000 claims description 45
- 230000009471 action Effects 0.000 claims description 31
- 239000000428 dust Substances 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 6
- 238000009827 uniform distribution Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000002950 deficient Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- 235000012054 meals Nutrition 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000003801 milling Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 3
- 238000013467 fragmentation Methods 0.000 description 3
- 238000006062 fragmentation reaction Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009700 powder processing Methods 0.000 description 2
- 235000012550 Pimpinella anisum Nutrition 0.000 description 1
- 240000004760 Pimpinella anisum Species 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
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- Crushing And Grinding (AREA)
Abstract
The utility model discloses a composite grinding type flour mill. A flour mill main body comprises a material crushing and coarse grinding device and a powder fine grinding device, a gap is reserved between an upper moving roller and an upper grinding ring of the material crushing and coarse grinding device to form a conical crushing and coarse grinding cavity with a large upper opening and a small lower opening, and a material guide mechanism for compulsively discharging materials from top to bottom is arranged between the upper moving roller and the upper grinding ring; the powder fine grinding device comprises a lower grinding roller mechanism and a lower grinding ring, the lower grinding roller mechanism comprises a grinding roller frame and a lower grinding roller installed in the grinding roller frame in a centrifugal manner; the upper movable roller and the grinding roller frame are arranged on a main shaft of the main body, or are coaxially arranged on the upper segment and the lower segment of the main shaft of the main body, and the upper grinding ring and the lower grinding ring are installed on an upper shell and a base of the main body, respectively. According to the composite grinding type flour mill disclosed by the utility model, a combined structure of crushing, coarse grinding and fine grinding is adopted, and the performance advantages of each part is exerted, so that the production efficiency can be greatly improved, the production speed of fine powder or ultrafine powder is high and the quality is good.
Description
(1) technical field:
The utility model relates to breeze process equipment, is specially a kind of regrinding formula flour mill.
(2) background technology:
Flour mill is the common equipment that China pulverizes for breeze, applies very extensive.
Powder processing is divided into meal, fine powder and superfine powder processing, as all can adopting Raymond machine, the processing of 60 orders or 400 object meal or fine powder machines, but collect thinner or superfine powder (500 order～3000 orders are even higher), if also adopt Raymond machine processing, the outstanding problem such as the process time of Raymond machine, efficiency, vibrations and noise is difficult to solve.
If therefore want to obtain the micro mist of thinner or ultra-fine order number, need to adopt the flour mill of other structural shape to encircle roller mill.For the retrofit of ring roller mill, to the requirement to some extent of the degree of crushing of its charging, the degree of crushing that resembles Raymond machine charging cannot adapt to the requirement of ring roller mill, and need do material further broken.
As can be seen here, Raymond machine cannot be taken into account the processing of thinner or superfine powder; And ring roller mill depends on the broken process of preorder, increased front production cost for the period, overall price/performance ratio is not high.
(3) utility model content:
For the weak point of traditional abrasive dust main frame, the purpose of this utility model is to have designed a kind of low cost, dynamical regrinding formula flour mill.
Can realize the regrinding formula flour mill of above-mentioned purpose, comprise abrasive dust main frame, difference is that described abrasive dust main frame comprises upper material broken corase grind device and the next powder fine grinding device, the broken corase grind of described material device comprises coaxial upper action roller and upper bull ring, between the interior circular hole of the excircle of described upper action roller and upper bull ring, leave gap and form suitable for reading large, the broken corase grind of lower young taper chamber, the interior circular hole of the excircle of upper action roller and upper bull ring is light face, or on the interior circular hole of the excircle of upper action roller and/or upper bull ring, be evenly equipped with from top to bottom material is forced to the vertical of blanking, oblique, spiral guide groove or guide raised line, described powder fine grinding device comprises lower grinding roller mechanism and lower bull ring, and described lower grinding roller mechanism comprises the grinding roller frame coaxial with lower bull ring and with centrifugal or add with centrifugal the lower grinding roller that eccentric manner circumference uniform distribution is located at grinding roller frame.
Design principle of the present utility model is that material broken corase grind device and powder fine grinding device are become one by upper and lower orientation, first material is broken and be rolled into meal, meal is further ground to (rely on the centrifugal force of lower grinding roller and act on lower bull ring) for fine powder superfine powder even, in the middle of saving, charging gear efficiency is higher again.
Described upper action roller and grinding roller frame are with being located on main frame main shaft, described upper bull ring and lower bull ring and main frame main shaft are coaxially installed on respectively on main frame on shell and main machine base, main frame top chock is installed on shell on described main frame, and the upper/lower terminal of described main frame main shaft is supported between the upper bearing (metal) position of main frame top chock and the lower bearing position of main machine base.
For realizing the upper action roller rotating speed different with grinding roller frame to adapt to the processing of different thicknesses powder, main frame main shaft is divided into two sections, be main frame epimere main shaft and main frame hypomere main shaft, described upper action roller and grinding roller frame are respectively with being located on main frame epimere main shaft and main frame hypomere main shaft, between upper action roller and grinding roller frame, be provided with middle (center) bearing position, on described upper bull ring and lower bull ring and main frame, hypomere main shaft is coaxially installed on respectively on main frame on shell and main machine base, main frame top chock is installed on shell on described main frame, described main frame epimere main shaft upper, lower two end supports is between the upper bearing (metal) position and middle (center) bearing position of main frame top chock, described main frame hypomere main shaft upper, lower two end supports is between the lower bearing position of middle (center) bearing position and main machine base, described main frame epimere main shaft is connected respectively each self-corresponding transmission mechanism and obtains different rotating speeds with main frame hypomere main shaft.
For better realizing the processing of fine powder or superfine powder, on described grinding roller frame, be also provided with and compress the thrust mechanism of lower grinding roller on lower bull ring, further increase grinding pressure.
Described thrust mechanism is elastic body, hydraulic mechanism or air pressure mechanism, or is the combining structure of elastic body and hydraulic mechanism, or is the combining structure of elastic body and air pressure mechanism.
The generation type of described taper meal mill chamber: the excircle of described upper action roller is up-small and down-big taper, and the interior circular hole of upper bull ring same footpath up and down; Or the interior circular hole of upper bull ring is up big and down small taper, and the excircle of upper action roller same footpath up and down; Or the excircle of the interior circular hole of upper bull ring, upper action roller is all up big and down small taper, but the interior circular hole tapering of upper bull ring is greater than the excircle tapering of action roller.
Described lower grinding roller can be made as one deck, be to improve abrasive dust efficiency, and described lower grinding roller can be made as two-layer or multilayer, corresponding, offers one, the two or more pieces mill road corresponding with grinding roller under one deck, two-layer or multilayer on described lower bull ring.
Corresponding to the suitable for reading of the broken corase grind of taper chamber, in main frame top chock, (can control charging size) charging aperture is set, in main machine base bottom, offers discharging opening.
The scraper plate being driven by main frame main shaft or main frame hypomere main shaft corresponding to discharging opening setting; Discharging opening arranges the outer grading plant of machine, and the conveying pipeline of the classified device of qualified powder is derived, and the feed back pipe of the classified device of defective powder returns to charging aperture and again participates in milling.
Advantage of the present utility model:
The utility model regrinding formula flour mill adopts the combining structure of fragmentation, corase grind, fine grinding, traditional thickness powder is mixed to the production technology of milling,---the technique of milling that meal---fine powder---superfine powder is gone forward one by one that is updated to fragmentation, each segment process device is given full play to advantage performance separately, prouctiveness increases substantially, energy is effectively distributed, and the speed of production of fine powder or superfine powder is fast, quality better.
(4) accompanying drawing explanation:
Fig. 1 is the structural representation of a kind of embodiment of the utility model.
Figure number sign: 1, upper action roller; 2, upper bull ring; 3, the broken corase grind of taper chamber; 4, lower bull ring; 5, lower grinding roller; 6, grinding roller frame; 7, main frame main shaft; 8, shell on main frame; 9, main machine base; 10, main frame top chock; 11, upper bearing (metal) position; 12, lower bearing position; 13, push away frame; 14, thrust mechanism; 15, charging aperture; 16, discharging opening; 17, radial slot; 18, main frame upper cover; 19, shaft coupling.
(5) specific embodiment:
Below in conjunction with accompanying drawing, the technical solution of the utility model is described further:
The first embodiment:
The utility model regrinding formula flour mill, its abrasive dust main frame comprises shell 8 on main frame, main frame top chock 10, main machine base 9, main frame upper cover 18 and main frame main shaft 7, on described main frame, shell 8 is upper, under shed is connected and installed with main frame top chock 10 and main machine base 9 respectively by flange, described main frame main shaft 7 is placed on the central axis of shell 8 and main machine base 9 endoporus on main frame, main frame main shaft 7 upper, lower two ends are by upper, lower bearing position 11, 12 support and install respectively, on, lower bearing position 11, 12 are located at respectively the center of main frame top chock 10 and main machine base 9, the lower end of main frame main shaft 7 is from main machine base 9 is stretched out in lower bearing position 12, and connect motor-driven reductor by shaft coupling 19, on described main frame, the interior broken corase grind of the upper material device that arranges of shell 8, arranges the next powder fine grinding device, as shown in Figure 1 in described main machine base 9 endoporus.
The broken corase grind of described material device comprises single upper action roller 1 and upper bull ring 2, described upper action roller 1 is connected in main frame main shaft 7 with axle key, described upper bull ring 2 is coaxially installed on main frame on shell 8 inwalls, between the isometrical excircle of upper action roller 1 and the inner cone circular hole of upper bull ring 2, leave gap and form suitable for reading large, the broken corase grind of lower young taper chamber 3, the interior circular hole of the excircle of upper action roller 1 and upper bull ring 2 is that light face is realized free blanking, or on the interior circular hole of the excircle of upper action roller 1 and/or upper bull ring 2, be evenly equipped with vertical from top to bottom, oblique, spiral guide groove or guide raised line and realize pressure blanking, described guide groove or guide raised line are continuous version or interrupted version, as shown in Figure 1.
Described powder fine grinding device comprises lower grinding roller mechanism and lower bull ring 4, described lower grinding roller mechanism comprises under one deck of grinding roller frame 6 and circumference uniform distribution under grinding roller 5(on bull ring 4 that correspondence offers one deck mill road), described lower grinding roller 5 is placed in and pushes away in frame 13 and be installed in grinding roller frame 6 annular grooves with centrifugation, described in, pushing away frame 13 is placed in annular groove, lower grinding roller 5 upper, lower two end axles is snug fit in the axial top of annular groove and radial slot 17 that axially bottom is offered, in annular groove, be provided with spring thrust mechanism 14, described thrust mechanism 14 acts on and pushes away on frame 13 lower grinding roller 5 radial compactions on lower bull ring 4, described grinding roller frame 6 is connected in main frame main shaft 7 with axle key, and lower bull ring 4 is coaxially installed on main machine base 9 endoporus, as shown in Figure 1.
Described main frame upper cover 18 is installed on main frame top chock 10, described main frame upper cover 18 centers are the material inlet that is provided with resistance aniseed, main frame top chock 10 surroundings are offered charging aperture 15, discharging opening 16 is offered in described main machine base 9 bottoms, the scraper plate being driven by main frame main shaft 7 is set corresponding to discharging opening 16, corresponding to discharging opening 16, in machine, grading plant is set outward.
The second embodiment is the further improvement to the first embodiment:
In the first embodiment, it is main frame epimere main shaft and main frame hypomere main shaft that main frame main shaft 7 is divided into upper and lower two sections, between upper action roller 1 and grinding roller frame 6, middle (center) bearing position is set, the upper/lower terminal of described main frame epimere main shaft is supported between the upper bearing (metal) position 11 and middle (center) bearing position of main frame top chock 10, the upper/lower terminal of described main frame hypomere main shaft is supported between middle (center) bearing position and the lower bearing position 12 of main machine base 9, two sets of transmission mechanism is set respectively and connects respectively main frame epimere main shaft and main frame hypomere main shaft.
The course of work of the present utility model:
1, electric motor starting, material enters from the material inlet of main frame upper cover 18, through entering the guiding surface of main frame top chock 10, from charging aperture 15, enter the broken corase grind of taper chamber 3, meanwhile main frame main shaft 7 or main frame epimere main shaft and main frame hypomere main shaft rotarily drive action roller 1 and 6 rotations of grinding roller frame, and material is in interior fragmentation and the corase grind of first carrying out in taper broken corase grind chamber 3.
2, through the powder of broken and corase grind, fall to entering the fine powder region of milling, the lower grinding roller 5 of circumference uniform distribution interacts and further meal is ground to fine powder or superfine powder with lower bull ring 4.
3, fine powder or superfine powder fall into main machine base 9 bottoms, and enter grading plant outside machine through discharging opening 16, the conveying pipeline of qualified fine powder or the classified device of superfine powder is derived and is collected, and the material inlet that the feed back pipe of the classified device of defective powder returns to main frame upper cover 18 participates in milling again.
Claims (9)
1. regrinding formula flour mill, comprise abrasive dust main frame, it is characterized in that: described abrasive dust main frame comprises upper material broken corase grind device and the next powder fine grinding device, the broken corase grind of described material device comprises coaxial upper action roller (1) and upper bull ring (2), between the interior circular hole of the excircle of described upper action roller (1) and upper bull ring (2), leave gap and form suitable for reading large, the broken corase grind of lower young taper chamber (3), the interior circular hole of the excircle of upper action roller (1) and upper bull ring (2) is light face, or on the interior circular hole of the excircle of upper action roller (1) and/or upper bull ring (2), be evenly equipped with from top to bottom material is forced to the vertical of blanking, oblique, spiral guide groove or guide raised line, described powder fine grinding device comprises lower grinding roller mechanism and lower bull ring (4), and described lower grinding roller mechanism comprises the grinding roller frame (6) coaxial with lower bull ring (4) and with centrifugal or add with centrifugal the lower grinding roller (5) that eccentric manner circumference uniform distribution is located at grinding roller frame (6).
2. regrinding formula flour mill according to claim 1, it is characterized in that: described upper action roller (1) and grinding roller frame (6) are with being located on main frame main shaft (7), described upper bull ring (2) and lower bull ring (4) are coaxially installed on respectively on shell on main frame (8) and main machine base (9) with main frame main shaft (7), the upper main frame top chock (10) of installing of shell on described main frame (8), the upper/lower terminal of described main frame main shaft (7) is supported between the upper bearing (metal) position (11) of main frame top chock (10) and the lower bearing position (12) of main machine base (9).
3. regrinding formula flour mill according to claim 1, it is characterized in that: described upper action roller (1) and grinding roller frame (6) are respectively with being located on main frame epimere main shaft and main frame hypomere main shaft, between upper action roller (1) and grinding roller frame (6), be provided with middle (center) bearing position, on described upper bull ring (2) and lower bull ring (4) and main frame, hypomere main shaft is coaxially installed on respectively on shell on main frame (8) and main machine base (9), the upper main frame top chock (10) of installing of shell on described main frame (8), described main frame epimere main shaft upper, lower two end supports is between the upper bearing (metal) position (11) and middle (center) bearing position of main frame top chock (10), described main frame hypomere main shaft upper, lower two end supports is between middle (center) bearing position and the lower bearing position (12) of main machine base (9), described main frame epimere main shaft is connected respectively each self-corresponding transmission mechanism with main frame hypomere main shaft.
4. according to the regrinding formula flour mill described in any one in claim 1～3, it is characterized in that: on described grinding roller frame (6), be also provided with and compress the thrust mechanism (14) of lower grinding roller (5) on lower bull ring (4).
5. regrinding formula flour mill according to claim 4, it is characterized in that: described thrust mechanism (14) is elastic body, hydraulic mechanism or air pressure mechanism, or be the combining structure of elastic body and hydraulic mechanism, or be the combining structure of elastic body and air pressure mechanism.
6. according to the regrinding formula flour mill described in any one in claim 1～3, it is characterized in that: the excircle of described upper action roller (1) is up-small and down-big taper, and the interior circular hole of upper bull ring (2) same footpath up and down; Or the interior circular hole of upper bull ring (2) is up big and down small taper, and the excircle of upper action roller (1) same footpath up and down; Or the excircle of the interior circular hole of upper bull ring (2), upper action roller (1) is all up big and down small taper, but the interior circular hole tapering of upper bull ring (2) is greater than the excircle tapering of action roller (1).
7. according to the regrinding formula flour mill described in any one in claim 1～3, it is characterized in that: described lower grinding roller (5) is one deck, two-layer or multilayer, on described lower bull ring (4), offer corresponding with grinding roller (5) under one deck, two-layer or multilayer one, two or more pieces and grind road.
8. according to the regrinding formula flour mill described in any one in claim 1～3, it is characterized in that: corresponding to the suitable for reading of taper broken corase grind chamber (3), in main frame top chock (10), charging aperture (15) is set, in main machine base (9) bottom, offers discharging opening (16).
9. regrinding formula flour mill according to claim 8, is characterized in that: the scraper plate being driven by main frame main shaft (7) or main frame hypomere main shaft is set corresponding to discharging opening (16); Discharging opening (16) arranges the outer grading plant of machine, and the conveying pipeline of the classified device of qualified powder is derived, and the feed back pipe of the classified device of defective powder returns to charging aperture (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320440185.9U CN203540625U (en) | 2013-07-23 | 2013-07-23 | Composite grinding type flour mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320440185.9U CN203540625U (en) | 2013-07-23 | 2013-07-23 | Composite grinding type flour mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203540625U true CN203540625U (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320440185.9U Expired - Fee Related CN203540625U (en) | 2013-07-23 | 2013-07-23 | Composite grinding type flour mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203540625U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103341385A (en) * | 2013-07-23 | 2013-10-09 | 桂林晟兴机械制造有限公司 | Regrinding-type flour grinder |
| CN104174464A (en) * | 2014-08-28 | 2014-12-03 | 肖先成 | Slant-roller regrinding pneumatic and hydraulic powder grinder |
-
2013
- 2013-07-23 CN CN201320440185.9U patent/CN203540625U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103341385A (en) * | 2013-07-23 | 2013-10-09 | 桂林晟兴机械制造有限公司 | Regrinding-type flour grinder |
| CN104174464A (en) * | 2014-08-28 | 2014-12-03 | 肖先成 | Slant-roller regrinding pneumatic and hydraulic powder grinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140416 |
|
| CU01 | Correction of utility model | ||
| CU01 | Correction of utility model |
Correction item: Termination upon expiration of patent Correct: Revocation of Patent Expiration and Termination False: Expiration and Termination of 39 Volume 3201 Patent on August 8, 2023 Number: 32-01 Volume: 39 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 |