CN106378236A - Vertical grinding machine for glass fiber - Google Patents
Vertical grinding machine for glass fiber Download PDFInfo
- Publication number
- CN106378236A CN106378236A CN201610748372.1A CN201610748372A CN106378236A CN 106378236 A CN106378236 A CN 106378236A CN 201610748372 A CN201610748372 A CN 201610748372A CN 106378236 A CN106378236 A CN 106378236A
- Authority
- CN
- China
- Prior art keywords
- separator
- mill
- grinding
- pipe
- tremie pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/20—Adding fluid, other than for crushing or disintegrating by fluid energy after crushing or disintegrating
- B02C23/22—Adding fluid, other than for crushing or disintegrating by fluid energy after crushing or disintegrating with recirculation of material to crushing or disintegrating zone
-
- 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
- B02C2015/002—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs combined with a classifier
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention belongs to the technical field of grinding equipment and relates to a vertical grinding machine for glass fiber. The vertical grinding machine comprises a separator blanking pipe, a grinding roller, a separator rotor, a dust collecting pipe, an upper air ring, a lower air ring, a scraping plate, a dreg discharging hole, an air intake direction, a main speed reducer, an air intake valve, a feeding tank, a before-grinding belt scale, a material retaining ring and a manhole door; the vertical grinding machine is characterized in that the separator blanking pipe is vertically and downwards lengthened until the distance from the separator blanking pipe to the horizontal plane of a grinding disc is 250mm; the lengthened part of the separator blanking pipe is a cylindrical steel pipe of which the diameter is 426mm; the feeding tank extends inside the separator blanking pipe; the extension part of the feeding tank is hermetically connected with the part, in contact with the extension part of the feeding tank, of the separator blanking pipe; the height of the material retaining ring is increased by 140mm, and the clearance between each air ring and the material retaining ring is reduced to 30mm; a handle of the manhole door is additionally provided with a protective lock switch. The vertical grinding machine disclosed by the invention is reasonable, simple and convenient in structural design, low in cost, capable of improving the grinding efficiency and reducing the amount of discharged dregs, also capable of reducing abrasion, and capable of improving the safety as well during overhauling of equipment.
Description
Technical field：
The invention belongs to milling apparatus technical field, it is related to a kind of structure improved technology of vertical lapping machine tool equipment, tool
Body is related to a kind of vertical grinder with glass fibre for grinding raw material.
Background technology：
The rock processing of vertical grinder is the most important production technology of grinding machine, and rock processing is that grinding roller utilizes energy to raw material
Extruded, impacted and ground, qualified fine powder is ground, in case the application of next step operation.The technique of vertical grinder is often
Be feed intake greatly, big deslagging mode operates, steadily, with the abrasion of grinding roller, lining board for grinding discs, mill output is by original for mill running
8 tphs of rated output progressively drops to below 6～8 tphs, or even 6 tons, can not meet Production requirement, add by
In this technique by feeding intake greatly, big deslagging to ensure mill output, will make grinding machine material scraping plate, lower house, everywhere feeding chute mill
Damage very fast, cause larger maintenance workload, though doing some and slightly adjust in pressure, air quantity, yield lifting is inconspicuous.
Existing vertical grinder structure is as shown in figure 5, its agent structure includes separator emission of baiting chute, grinding roller, separator
Before rotor, dust-collecting pipe, upper vane, lower vane, material scraping plate, slag-drip opening, air intake flow direction, main gear reducer, air inlet valve, feed chute and mill
Belt conveyer scale, operation principle is passed through main gear reducer band movable grinding disc for motor and is rotated, and is fed intake into mill from grinding front belt conveyer scale, through blanking
Groove is fallen on mill, falls the material on mill and gets rid of to mill edge under the influence of centrifugal force, from vane after grinding through grinding roller
Mill bottom slag discharge is fallen in gap and collet between, and the fine grained after grinding is blown afloat carry over score by the wind from air inlet valve
Screened from device, certified products bring next process into by dust-collecting pipe, then separated device tremie pipe falls after rise to mill defective work
Disk proceeds to grind, and above-mentioned vertical grinder has the disadvantage that in actual production：1 due to collet highly relatively low it is desirable to
Grinding machine thickness of feed layer is maintained to be necessary for increasing inventory, if fed intake less it may appear that main frame current fluctuation is big, grinding machine vibrations are existing
As reducing efficiency；2nd, between vane and collet, gap is big, causes wind speed at this low, leads to partly qualified fine powder and handstone
Discharge grinding machine together with deslagging to put into grinding machine again and re-grind through grinding front storehouse, lead to bed drain purge larger；3rd, separator blanking
Pipe and mill bottom space have 750mm, and when unqualified fine powder falls after rise to mill, the wind at vane can directly be carried
Rise, cause to grind interior pressure reduction rising, separator load increases, and accelerates abrasion；4th, no locking preventer at vertical grinder manhole door,
In maintenance down, employee's maloperation can cause serious personal injury.
Content of the invention：
It is an object of the invention to the shortcoming overcoming prior art to exist, provide a kind of vertical mill being different from prior art
Machine, under the mill structure principle permanence condition of prior art, adjustment grinding machine collet height, increase the thickness of feed layer of grinding machine,
Grinding machine feed chute is connected with separator feed back pipe, so that blinding is uniformly mixed with fine powder it is ensured that mill running steadily, improves work
Make efficiency.
To achieve these goals the invention provides being used for the vertical grinder of glass fibre, its agent structure includes separating
Device tremie pipe, grinding roller, separator rotor, dust-collecting pipe, upper vane, lower vane, material scraping plate, slag-drip opening, air intake flow direction, main deceleration
Belt conveyer scale, collet and manhole before machine, air inlet valve, feed chute, mill, separator tremie pipe from the distance between mill horizontal plane is
750mm, collet height is 400mm, the gap shrinks between vane and collet to 120mm, the structure of each part and its phase
Connect and carry out in prior art basis, its difference be separator tremie pipe lengthen vertically downward to from mill horizontal plane it
Between distance be 250mm, separator tremie pipe elongated portion be cylindrical steel tubes, diameter of steel tube be 426mm；Feed chute extends to
Inside separator tremie pipe, feed chute extension and separator tremie pipe contact portion are to be tightly connected；Collet highly increases
Plus 140mm, the gap shrinks between vane and collet to 30mm；Increase a protection latch switch at the handle of manhole door.
The cylindrical steel tubes diameter 76mm thicker than former pipe diameter of separator tremie pipe extension.
Sealed using fluid sealant at sealing.
Protection latch switch adopts travel switch.
Protection latch switch passes through connection in high-voltage electrical apparatus starting cabinet control loop.
For the vertical grinder of glass fibre, its operation principle is as follows：Motor passes through main gear reducer band movable grinding disc
Rotation, is fed intake into mill from grinding front belt conveyer scale, the blanking groove through extending within separator tremie pipe is fallen on mill, allows into mill
Crushed stone is fallen on mill by the separator tremie pipe being lengthened out after being mixed with the unqualified fine powder that separator screens, and falls mill
Material on disk gets rid of under the influence of centrifugal force to mill edge, after grinding through grinding roller between the collet from vane and after increasing
Gap fall mill bottom deslagging, because the gap shrinks between vane and collet are to 30mm, make at air inlet valve
Wind speed improves three times, and crushing rear material is taken up by vane high velocity air at mill edge, and bulky grain falls directly on weight on mill
New grinding, in air-flow, when separator, under rotor effect, qualified fine powder goes out mill with air-flow to material, by receiving
Dirt pipe racks enters next process, defective work then separated device tremie pipe fall after rise to mill proceed grind, containing moisture thing
Material with thermal current contact process in be oven-dried, by adjust hot blast temperature, different humidity material requirement can be met, reach and wanted
Seek product moisture, by adjusting separator, can reach fineness degree needed for different product.
The present invention compared with prior art, its advantage：Separator tremie pipe lengthens vertically downward to from mill level
The distance between face is 250mm, the wind from vane can be avoided to take up fine powder again, the circle of separator tremie pipe extension
Column diameter of steel tube is 426mm, and 76mm thicker than former pipe diameter is unobstructed in order to material；Grinding machine feed chute is extended under separator
Inside expects pipe, feed chute extension and separator tremie pipe contact portion, using being tightly connected, allow into grinding stone and separate
Jointly give mill feeding after the unqualified fine powder mixing of device screening it is ensured that in mill material uniformity；Fluid sealant is adopted at sealing
Sealed, can be deformed with sealing surface shape, be difficult to trickle, good sealing effect, there is vibration proof and heat-insulated effect simultaneously；
As preferably grinding machine collet highly being increased 140mm it is ensured that the internal thickness of feed layer of grinding machine, improve mill running load, increase
Grinding efficiency；Gap shrinks between vane and collet, to 30mm, make wind speed at this improve three times, granularity rubble less than normal
Block and fine powder will not discharge grinding machine, reduce bed drain purge, and then reduce belt conveyer scale feeding capacity before mill, and chute wear extent also can everywhere
It is mitigated；Increase a travel switch switch, when manhole door is opened, grinding machine shuts down at the handle of manhole door, it is to avoid
The casualties that employee causes because of maloperation.
Brief description：
Fig. 1 is vertical grinder principle schematic diagram. according to the present invention.
Fig. 2 is vertical grinder A-A ' schematic diagram according to the present invention.
Fig. 3 is vertical grinder outer tube structure principle schematic according to the present invention.
Fig. 4 a and the control circuit principle schematic that Fig. 4 b is travel switch according to the present invention.
The vertical grinder principle schematic diagram. that Fig. 5 is related to for prior art.
Specific embodiment：
Below by specific embodiment and combine accompanying drawing the invention will be further described.
Embodiment：
The vertical grinder for glass fibre that the present embodiment is related to, as shown in Figure 1 its agent structure include under separator
Expects pipe 1, grinding roller 2, separator rotor 3, dust-collecting pipe 4, upper vane 5, lower vane 6, material scraping plate 7, slag-drip opening 8, air intake flow to 9, master
Belt conveyer scale 14, collet 15, manhole door 16, travel switch 17 and mill 18 before reductor 10, air inlet valve 11, feed chute 12, mill；
The structure of each part and its be interconnected on is carried out in prior art basis, and its difference is separator tremie pipe 1 vertically downward
Lengthen to being 250mm from the distance between mill 18 horizontal plane, separator tremie pipe 1 extension is cylindrical steel tubes structure,
Diameter of steel tube is 426mm；Feed chute 12 extends to inside separator tremie pipe 1, feed chute 12 extension and separator blanking
Pipe 1 contact portion is to be tightly connected；Collet 15 height increases 140mm, and the gap shrinks between vane 6 and collet 15 are extremely
30mm；As shown in Figure 3, increase a protection travel switch 17 at the handle of manhole door 16；Travel switch 17 controls motor
Starting, travel switch 17 pass through connection in high-voltage electrical apparatus starting cabinet control loop, travel switch 17 is equivalent to one
Start button.
The vertical grinder for glass fibre that the present embodiment is related to, its operation principle passes through main gear reducer 10 for motor
Band movable grinding disc 18 rotates, and is fed intake into mill from grinding front belt conveyer scale 14, the blanking groove 12 through extending within separator tremie pipe 1 falls
To on mill 18, by the separator being lengthened out after allowing the unqualified fine powder grinding stone and separator 3 screening to be sufficiently mixed
Tremie pipe 1 is fallen on mill 18, falls the material on mill 18 and gets rid of under the influence of centrifugal force to mill 18 edge, grinds through grinding roller
After mill, mill 18 bottom deslagging is fallen in the gap between the collet 15 from vane 5 and after increasing, due to vane and collet it
Between gap shrinks to 30mm, make the wind speed at air inlet valve improve three times, crushing rear material is at mill edge by vane
High velocity air takes up, and bulky grain falls directly on mill 18 grinding again, and in air-flow, material, when separator 3, turns in rotation
Under son effect, qualified fine powder goes out mill with air-flow, brings next process into by dust-collecting pipe 4, defective work then separated device
Tremie pipe 1 fall after rise to mill 18 proceed grind, containing moisture material with thermal current contact process in be oven-dried, by adjust
Section hot blast temperature, can meet different humidity material requirement, reach required product moisture, by adjusting separator 3, can reach not
With fineness degree needed for product.
The vertical grinder for glass fibre that the present embodiment is related to, its separator tremie pipe lengthens vertically downward to from mill
The distance between disk 18 horizontal plane is 250mm, it is to avoid fine powder is taken up by wind from vane 5 again, and separator tremie pipe 1 extends
The a diameter of 426mm of partial cylindrical steel tubes, 76mm thicker than former pipe diameter are unobstructed in order to material；As shown in Figure 2, by grinding machine
Feed chute 12 extends to inside separator tremie pipe 1, and feed chute 12 extension and separator tremie pipe 1 contact portion adopt close
Envelope connects, allow grind after the unqualified fine powder that stone screen with separator 3 mix common to mill feeding it is ensured that material in grinding
Uniformity；Sealed using fluid sealant at sealing, deformed with sealing surface shape, be difficult to trickle, good sealing effect, simultaneously
There is vibration proof and heat-insulated effect；The height b of grinding machine collet 15 increases 140mm it is ensured that the internal thickness of feed layer of grinding machine, improves
Mill running load, increases grinding efficiency；Gap a between vane 6 and collet 15 is contracted to 30mm, so that wind speed at this is improved
Three times, granularity crushed stone less than normal and fine powder will not discharge grinding machine, reduce bed drain purge, and then belt conveyer scale 14 is fed before reducing mill
Doses, everywhere chute wear extent also can be mitigated.
As shown in Figs. 4a and 4b, the operation principle of the travel switch 17 being related in embodiment is：In grinding machine breaks down
When portion needs repairing, depression stroke switch 17 while manhole door 16 is opened, the normally-closed contact of travel switch 17 disconnects, contact
Device KM coil losing electricity makes the normally closed point of catalyst KM disconnect, and motor shuts down；When maintenance completes to close manhole door 16, OK
Cheng Kaiguan 17 is depressed again, and the normally-closed contact of travel switch 17 closure connects circuit, and catalyst KM coil obtains and electric makes catalyst
The normally closed point closure of KM, circuit is connected motor and is started running.Increase a travel switch 17 at the handle of manhole door 16, make one
When hole door 16 opens repair apparatus, grinding machine shuts down, it is to avoid the casualties that employee causes because of maloperation.
The pulverizing yield of the vertical grinder that table 1 prior art is related to
The pulverizing yield of table 2 vertical grinder according to the present invention
The present embodiment is applied to the example of actual grinding as shown in Table 1 and Table 2, the vertical mill that table 1 is related to for prior art
The pulverizing yield of machine, table 2 is the pulverizing yield of vertical grinder according to the present invention.Can be seen that from form, prior art is related to
Vertical grinder up to 447 tons about of the daily output, the yield of vertical grinder according to the present invention is obviously improved, and reaches as high as
549 tons, remove 2 hour repair time, about produce 11.5 tons per hour；After transformation, vertical grinder according to the present invention puts into life
Produce, by bringing up to 90% before less than 80%, simultaneity factor maintenance capacity reduces about 10% before comparing to mill running efficiency.
The result of above-mentioned Tables 1 and 2 illustrates that the present embodiment achieves the purpose of the present invention.
Claims (7)
1. a kind of vertical grinder for glass fibre, its agent structure include separator tremie pipe, grinding roller, separator rotor,
Belt before dust-collecting pipe, upper vane, lower vane, material scraping plate, slag-drip opening, air intake flow direction, main gear reducer, air inlet valve, feed chute, mill
Scale, collet and manhole door, described separator tremie pipe is 750mm from the distance between mill horizontal plane, and described collet is high
Spend for 400mm, the gap shrinks between described vane and collet to 120mm, the structure of each part and its be interconnected on existing
Have in technical foundation carry out it is characterised in that：Described separator tremie pipe is lengthened vertically downward between mill horizontal plane
Distance be 250mm, described separator tremie pipe elongated portion be cylindrical steel tubes, described diameter of steel tube be 426mm；Will be described
Feed chute extends to inside separator tremie pipe, and feed chute extension and separator tremie pipe contact portion are to be tightly connected；
Described collet is highly increased 140mm, the gap shrinks between described vane and collet to 30mm；The handle of described manhole door
Increase a protection latch switch at handss.
2. the vertical grinder for glass fibre according to claim 1 it is characterised in that：Described separator tremie pipe prolongs
The cylindrical steel tubes diameter 76mm thicker than former pipe diameter that extending portion is divided.
3. the vertical grinder for glass fibre according to claim 1 it is characterised in that：Using sealing at described sealing
Glue is sealed.
4. the vertical grinder for glass fibre according to claim 1 it is characterised in that：Described protection latch switch is adopted
Use travel switch.
5. the vertical grinder for glass fibre according to claim 1 or 4 any one it is characterised in that：Described protection
Latch switch passes through connection in high-voltage electrical apparatus starting cabinet control loop.
6. the vertical grinder for glass fibre according to claim 1 or 4 any one it is characterised in that：Described stroke
Switch principle is as follows：
Depression stroke switch while manhole door is opened, the normally-closed contact of travel switch disconnects, and contactor coil dead electricity makes to connect
The normally closed point of tentaculum KM disconnects, and motor shuts down；When closing manhole door, travel switch is depressed again, travel switch
Normally-closed contact closure connect circuit, contactor coil obtains the electric normally closed point closure making catalyst, and circuit is connected motor and started
Operating.
7. the vertical grinder for glass fibre according to claim 1 it is characterised in that：The work of described vertical grinder
Principle is as follows：
Motor passes through main gear reducer band movable grinding disc and rotates, and is fed intake into mill from grinding front belt conveyer scale, through extending to separator blanking
Blanking groove within pipe is fallen on mill, allows the unqualified fine powder grinding stone and separator screening pass through quilt after being sufficiently mixed
The separator tremie pipe lengthening is fallen on mill, falls the material on mill and gets rid of under the influence of centrifugal force to mill edge, warp
After grinding roller grinds, mill bottom deslagging is fallen in gap between collet from vane and after increasing, due to vane and collet it
Between gap shrinks to 30mm, make the wind speed at air inlet valve improve three times, crushing rear material is at mill edge by vane
High velocity air takes up, and bulky grain falls directly on mill grinding again, and in air-flow, material, when separator, is made in rotor
With under, qualified fine powder with air-flow go out mill, next process is brought into by dust-collecting pipe, defective work then separated device tremie pipe
Fall after rise to mill proceed grind, containing moisture material with thermal current contact process in be oven-dried, by adjust hot blast temperature
Degree, can meet different humidity material requirement, reach required product moisture, by adjusting separator, can reach different product institute
Need fineness degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610748372.1A CN106378236A (en) | 2016-08-29 | 2016-08-29 | Vertical grinding machine for glass fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610748372.1A CN106378236A (en) | 2016-08-29 | 2016-08-29 | Vertical grinding machine for glass fiber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106378236A true CN106378236A (en) | 2017-02-08 |
Family
ID=57915907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610748372.1A Pending CN106378236A (en) | 2016-08-29 | 2016-08-29 | Vertical grinding machine for glass fiber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106378236A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113399054A (en) * | 2021-06-24 | 2021-09-17 | 阳新娲石水泥有限公司 | Vertical roller mill capable of stabilizing material layer and improving grinding efficiency and roller milling method |
| CN114643103A (en) * | 2022-04-02 | 2022-06-21 | 天津水泥工业设计研究院有限公司 | Vertical roller mill material blocking ring adjusting device |
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|---|---|---|---|---|
| CN102151592A (en) * | 2011-01-11 | 2011-08-17 | 韶关市韶瑞重工有限公司 | High-efficiency impact sand making machine |
| CN202427498U (en) * | 2012-02-06 | 2012-09-12 | 郭健 | Vertical type mill |
| CN102847586A (en) * | 2012-08-22 | 2013-01-02 | 扬州中材机器制造有限公司 | Air-swept efficient vertical roller mill |
| CN203389707U (en) * | 2013-07-10 | 2014-01-15 | 中冶建筑研究总院有限公司 | Vertical type roller mill for grinding steel slag |
| CN204051755U (en) * | 2014-08-04 | 2014-12-31 | 黄德胜 | A kind of vertical roll grinder |
| 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 |
-
2016
- 2016-08-29 CN CN201610748372.1A patent/CN106378236A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102151592A (en) * | 2011-01-11 | 2011-08-17 | 韶关市韶瑞重工有限公司 | High-efficiency impact sand making machine |
| CN202427498U (en) * | 2012-02-06 | 2012-09-12 | 郭健 | Vertical type mill |
| CN102847586A (en) * | 2012-08-22 | 2013-01-02 | 扬州中材机器制造有限公司 | Air-swept efficient vertical roller mill |
| CN203389707U (en) * | 2013-07-10 | 2014-01-15 | 中冶建筑研究总院有限公司 | Vertical type roller mill for grinding steel slag |
| CN204051755U (en) * | 2014-08-04 | 2014-12-31 | 黄德胜 | A kind of vertical roll grinder |
| 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 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113399054A (en) * | 2021-06-24 | 2021-09-17 | 阳新娲石水泥有限公司 | Vertical roller mill capable of stabilizing material layer and improving grinding efficiency and roller milling method |
| CN113399054B (en) * | 2021-06-24 | 2023-09-12 | 阳新娲石水泥有限公司 | Vertical roller mill capable of stabilizing material layer and improving grinding efficiency and roller milling method |
| CN114643103A (en) * | 2022-04-02 | 2022-06-21 | 天津水泥工业设计研究院有限公司 | Vertical roller mill material blocking ring adjusting device |
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Application publication date: 20170208 |