CN204911648U - High -efficient lei meng milling machine - Google Patents
High -efficient lei meng milling machine Download PDFInfo
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- CN204911648U CN204911648U CN201520621278.0U CN201520621278U CN204911648U CN 204911648 U CN204911648 U CN 204911648U CN 201520621278 U CN201520621278 U CN 201520621278U CN 204911648 U CN204911648 U CN 204911648U
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Abstract
The utility model discloses a high -efficient lei meng milling machine, including frame and outer barrel, the grader is equipped with at outer barrel top, and classifying impeller lies in outer cylinder cavity top, frame inner chamber lower part rigid coupling has the axle bed, and the axle bed internal rotation is connected with the main shaft, and outer cylinder cavity is stretched into to the main shaft upper end, the frame is worn out to the lower extreme, and the main shaft upper end is connected with the grinding roller support, and the hinge is equipped with the grinding roller axle on the grinding roller support, and the lower extreme of grinding roller axle is equipped with the grinding roller, frame inner chamber upper portion rigid coupling has can grind the ring with the grinding roller complex, the frame inner chamber lies in the chamber section of grinding between the ring sum axle bed and is shovel material chamber, and shovel material intracavity is equipped with the rigid coupling just was connected with the spiller on the main shaft spiller carousel, is equipped with the feed inlet on the outer barrel, be equipped with the fresh air inlet on the axle bed, the fresh air inlet will shovel exterior space intercommunication the bottom air inlet in order to realize lei meng milling machine of material chamber bottom the frame. Intake resistance is little for this machine, the degradable low energy consumption, reducible material crushing is excessively smashed efficiently, and realizing low noise.
Description
Technical field
The utility model relates to a kind of plant equipment of comminuting matter, is specifically related to a kind of raymond mill.
Background technology
Raymond mill is nonmetallic mineral processed and applied one of equipment the most widely, the basic structure of existing raymond mill is as follows: comprise the support being provided with axially through inner chamber, connector drum on support, grader is equipped with at the top of cylindrical shell, the cylinder lumen top, classifying turbine position of grader; Support inner chamber bottom is connected with axle bed, is rotatably connected to main shaft in axle bed, and cylinder lumen is stretched in main shaft upper end, lower end passes support and also can be connected with drive unit power; Main shaft upper end is connected with grinding roller support, grinding roller support is hinged with many shaft of grinding rollers, and grinding roller is equipped with in the lower end of described shaft of grinding roller; Support inner chamber top is connected with and can coordinates to realize the bull ring of crushing material with described grinding roller; The chamber section of support inner chamber between bull ring and axle bed is shovel material chamber, is provided with to be fixed on main shaft and outward flange is connected with the perching knife rotating disk of perching knife in shovel material chamber, and the sidewall in shovel material chamber is provided with fresh air inlet, and cylindrical shell is provided with charging aperture.
Mainly there is following defect in the existing raymond mill of said structure: one, because fresh air inlet is located on the sidewall in shovel material chamber, air inlet mode is sidepiece air intake, namely from support neighboring air intake, wind direction ecto-entad, and Raymond mill perching knife work time, treat grind materials particle under the influence of centrifugal force, move to peripheral direction and pile up, its direction of motion is contrary with air intake direction, cause air intake resistance excessive, or blocking peripheral intake passage, cause ventilating smooth and add the resistance of system, adding the power consumption of Raymond mill system; During usual Raymond mill system cloud gray model, air-flow runs the half that consumed energy accounts for system total energy consumption, and reducing air-flow power consumption is the important channel reducing the power consumption of Raymond mill system.Two, grinding roller, grinding roller support etc. rotate and cause the Dual-Phrase Distribution of Gas olid of rising to rotate, and make pulverized solid-phase material be subject to centrifugal action, are affixed to barrel, and cause material to cross pulverizing along the barrel disintegrating area that falls back, reduce crush efficiency.Three, grinding roller and bull ring hard hit produce noise, and this noise reaches cylindrical shell by base, radiation in air, and noise directly transmits, and cause noise excessive.
Summary of the invention
One of the technical problems to be solved in the utility model is for above-mentioned defect one, provides the raymond mill that a kind of air intake resistance is little, energy consumption is low.
For solving the problems of the technologies described above, the utility model provides a kind of raymond mill of following structure, and comprise the support being provided with axially through inner chamber, the top of support is provided with outer cylinder body, grader is equipped with at the top of outer cylinder body, and the classifying turbine of grader is positioned at outer cylinder body inner cavity top; Support inner chamber bottom is connected with axle bed, and axle bed is rotatably connected to main shaft, and outer cylinder body inner chamber is stretched in main shaft upper end, lower end passes support and also can be connected with drive unit power; Main shaft upper end is connected with grinding roller support, grinding roller support is hinged with many shaft of grinding rollers, and grinding roller is equipped with in the lower end of described shaft of grinding roller; Support inner chamber top is connected with and can coordinates to realize the bull ring of crushing material with described grinding roller; The chamber section of support inner chamber between bull ring and axle bed is shovel material chamber, is provided with to be fixed on main shaft and outward flange is connected with the perching knife rotating disk of perching knife in shovel material chamber, and outer cylinder body is provided with charging aperture; Its design feature is: described axle bed is provided with fresh air inlet, and shovel material chamber is communicated with the space outerpace bottom support the bottom air inlet realizing raymond mill by described fresh air inlet.
In order to make air intake more smooth and easy, the bottom surface pressed on ring of described perching knife rotating disk is furnished with spaced multi-disc screen, when multi-disc screen is with perching knife dial rotation, can form fanning effect, advantageously in air intake.
As the specific implementation of screen shape, described screen is straight plate or arc.
Two of the technical problems to be solved in the utility model is for above-mentioned defect two, provides a kind of material that reduces to cross the raymond mill pulverized and then improve crush efficiency.
In order to solve the problems of the technologies described above, the utility model has done following improvement on the basis of technique scheme: be provided with the enclosure in described outer cylinder body at grinding roller bracket outer and the inner barrel of both ends open, inner barrel and outer cylinder body link together and leave radial clearance therebetween thus form reflux passage; On the internal face of inner barrel, spacer ring is furnished with the deflector that polylith is vertically arranged, and leaves axial setpoint distance between inner barrel lower end and outer cylinder body lower end.
The material of dishing out to be conducive to being graded impeller enters reflux passage, and described inner barrel is made up of the straight section of bottom and the cone section on top.The setting of top cone section can make reflux passage top form one to expand district, be more conducive to material and enter reflux passage.
Reflux passage is entered in order to more be conducive to the flow direction of material classifying turbine after pulverizing and be graded the material that impeller dishes out, described classifying turbine lower end is arranged near inner barrel upper port, or classifying turbine lower end is stretched in inner barrel to desired location through inner barrel upper port.
Three of the technical problems to be solved in the utility model is for above-mentioned defect three, provides the raymond mill that a kind of noise is little.
In order to solve the problems of the technologies described above, the utility model has done following improvement on the basis of technique scheme: leave between described outer cylinder body lower end and support end face and set gap, outer cylinder body is connected on bracing or strutting arrangement.
In order to reduce noise further, described support is contained in the geosyncline of underground.
For the ease of the movement of outer cylinder body, facilitate the maintenance of machine, described bracing or strutting arrangement adopts rotatable liftable bracing or strutting arrangement.
As a kind of specific implementation, described bracing or strutting arrangement comprises the pillar be located at outside outer cylinder body, pillar is connected with for be connected with outer cylinder body and the supporting seat that can slide up and down along pillar and rotate around pillar, post top portion is connected with rotating revolving bed, revolving bed is equipped with the leading screw be spirally connected with supporting seat, leading screw is driven by the lifting power plant be contained on revolving bed.
The utility model by establishing fresh air inlet on axle bed, and achieves bottom air inlet, and in shovel material chamber, material is being piled up to the periphery under perching knife effect, and air inlet is by shovel material chamber inner periphery process, and material does not produce obstruction; Perching knife kick up material time, material movement direction is consistent with airintake direction, and resistance is less, thus capable of reducing energy consumption.
The utility model is provided with inner barrel in outer cylinder body, the internal face pressed on ring of inner barrel is furnished with the deflector that polylith is vertically arranged, when Raymond mill runs, Dual-Phrase Distribution of Gas olid rotates and rises to air deflector, under the effect of deflector, be cut into non-rotary Dual-Phrase Distribution of Gas olid straight up, can effectively reduce by the sedimentation of the material pulverized, reduce material and cross pulverizing, thus improve crush efficiency.
Outer cylinder body of the present utility model leaves support certain distance, and the two no longer links together, and the noise that noise source produces can not upwards directly outwards be transmitted by outer cylinder body, can effective noise reduction function; And support being contained in below ground, the earth can carry out noise reduction to noise, then further can reduce noise.
In sum, the utility model has the advantage of: intake resistance is little, capable of reducing energy consumption; Can reduce crossing of material to pulverize, crush efficiency is high; Noise is little.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in further detail:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is a kind of syndeton schematic diagram of screen of shape;
Fig. 3 is the syndeton schematic diagram of the screen of another kind of shape;
Fig. 4 is the syndeton schematic diagram of inner barrel and outer cylinder body;
Fig. 5 is the arrangement schematic diagram of fresh air inlet on axle bed.
Detailed description of the invention
As shown in Figure 1, efficient raymond mill comprises support 1, and support 1 is fixed in geosyncline by foundation bolt, and the end face of support 1 keeps level with ground, so that installation and maintenance as far as possible.The top of support 1 is provided with outer cylinder body 2, and outer cylinder body 2 is connected on bracing or strutting arrangement, leaves the gap of setting between outer cylinder body 2 lower end and support 1 end face; The size in this gap does not affect complete machine work with its intake and is limited, and adopts small―gap suture as far as possible; Arranging of this gap can block noise by support to outer cylinder body transmission, to reduce noise by outer cylinder body to external diffusion.Described bracing or strutting arrangement is rotatable liftable bracing or strutting arrangement, comprise the pillar 18 be located at outside outer cylinder body 2, pillar 18 is connected with for be connected with outer cylinder body 2 and the supporting seat 19 that can slide up and down along pillar 18 and rotate around pillar 18, pillar 18 top is connected with rotating revolving bed 20, revolving bed 20 is equipped with the leading screw 21 be spirally connected with supporting seat 19, and leading screw 21 is driven by the lifting power plant be contained on revolving bed 20 and lifting motor 22.Leading screw 21 rotation can be ordered about supporting seat 19 and rise along pillar 18, is mentioned by outer cylinder body 2, then promotes outer cylinder body 2 and makes it angle away, so that maintenance work; Maintenance completes and is resetted by outer cylinder body 2.Except the bracing or strutting arrangement of said structure, the utility model also can adopt anyly in prior art can mention outer cylinder body 2 and make it to leave the bracing or strutting arrangement that maybe can leave original position.Grader is equipped with at the top of outer cylinder body 2, grader is existing product, specifically can adopt the grader of following structure, it comprises and is connected to outer cylinder body 2 top box 23, cabinet 23 is provided with import and outlet 28, and the import of cabinet 23 and outer cylinder body 2 inner space, be connected with grading shaft 24 in cabinet 23, grading shaft 24 is equipped with the classifying turbine 3 being positioned at outer cylinder body 2 inner cavity top, grading shaft 24 is connected with classification motor 25 power be connected on cabinet 23.
With reference to Fig. 1, axial through chamber and axially extending bore is provided with in support 1, axially extending bore is made up of the hole section from four different-diameters that are lower and that set gradually, by lower and on be followed successively by aperture section, secondary aperture section, secondary macropore section and macropore section, thus form three, upper, middle and lower step, axle bed 4 is connected with in support 1 inner chamber bottom i.e. time aperture section, axle bed 4 is rotatably connected to main shaft 5, outer cylinder body 2 inner chamber is stretched in main shaft 5 upper end, lower end passes support 1, and main shaft 5 lower end is used for namely pulverizing motor (omitting in figure) power with drive unit and is connected.Main shaft 5 upper end is connected with grinding roller support 6, grinding roller support 6 is hinged with many shaft of grinding rollers 7, and grinding roller 8 is equipped with in the lower end of described shaft of grinding roller 7.Be connected with in support 1 inner chamber top and macropore section and can coordinate to realize the bull ring 9 of crushing material with described grinding roller 8.The chamber section of support 1 inner chamber between bull ring 9 and axle bed 4 i.e. time macropore section is shovel material chamber 10, is provided with to be fixed on main shaft 5 and outward flange is connected with the perching knife rotating disk 11 of perching knife 12 in shovel material chamber 10.Refer again to Fig. 5, described axle bed 4 is provided with multiple fresh air inlet 13, and shovel material chamber 10 is communicated with the space outerpace bottom support 1 bottom air inlet realizing raymond mill by described fresh air inlet 13.The bottom surface pressed on ring of described perching knife rotating disk 11 is furnished with spaced multi-disc screen 14, when multi-disc screen 14 rotates with perching knife rotating disk 11, can form fanning effect, advantageously in air intake.Described screen 14 can adopt as shown in Figure 2 for straight plate, or arc as shown in Figure 3.
With reference to Fig. 1 composition graphs 4, the enclosure is provided with at the outside and inner barrel 15 of both ends open of grinding roller support 6 in described outer cylinder body 2, the connecting plate 26 that inner barrel 15 and outer cylinder body 2 are established by polylith spacer ring links together, and inner barrel 15 and outer cylinder body 2 leave radial clearance therebetween thus form reflux passage 16; On the internal face of inner barrel 15, spacer ring is furnished with the deflector 17 that polylith is vertically arranged; Leave axial setpoint distance between inner barrel 15 lower end and outer cylinder body 2 lower end, be beneficial to material and flow into disintegrating area, outer cylinder body 2 is positioned at the cylinder section below inner barrel 15 lower end and the cylinder section corresponding to axial setpoint distance is provided with charging aperture 27.Described inner barrel 15 is made up of the straight section of bottom and the cone section on top, and the setting of top cone section can make reflux passage top form one to expand district, be more conducive to material and enter reflux passage.Reflux passage is entered in order to more be conducive to the flow direction of material classifying turbine after pulverizing and be graded the material that impeller dishes out, described classifying turbine 3 lower end is arranged near inner barrel 15 upper port, or classifying turbine 3 lower end is stretched in inner barrel 15 to desired location through inner barrel 15 upper port.
With reference to Fig. 1, the working method of the raymond mill of said structure is as described below.The outlet of grader and deduster (such as cyclone dust collectors or sack cleaner) and air-introduced machine are connected, start air-introduced machine, pulverize motor and classification motor 25, material is added from charging aperture 27 and enters shovel material chamber 10, material is kicked up by the perching knife 12 rotated, main shaft 5 rotates and then realizes grinding roller 8 and swing, grinding roller 8 coordinates with bull ring 9 can by material grinding, under the effect of air-introduced machine, wind enters from raymond grinding powder motor spindle, the material be grated with air-flow upwelling to classifying turbine 3, the material grain meeting Particle size requirements enters in classifying turbine 3 and the outlet 28 of classified machine flows into deduster carries out gas, dirt is separated.The material grain not meeting Particle size requirements is then thrown into reflux passage 16 by classifying turbine 3, flows back to disintegrating area continue to participate in pulverizing through reflux passage 16.
Claims (10)
1. an efficient raymond mill, comprise the support (1) being provided with axially through inner chamber, the top of support (1) is provided with outer cylinder body (2), and grader is equipped with at the top of outer cylinder body (2), and the classifying turbine (3) of grader is positioned at outer cylinder body (2) inner cavity top; Support (1) inner chamber bottom is connected with axle bed (4), axle bed (4) is rotatably connected to main shaft (5), and outer cylinder body (2) inner chamber is stretched in main shaft (5) upper end, lower end passes support (1) and can be connected with drive unit power; Main shaft (5) upper end is connected with grinding roller support (6), grinding roller support (6) is hinged with many shaft of grinding rollers (7), and grinding roller (8) is equipped with in the lower end of described shaft of grinding roller (7); Support (1) inner chamber top is connected with and can coordinates to realize the bull ring (9) of crushing material with described grinding roller (8); Support (1) the inner chamber chamber section be positioned between bull ring (9) and axle bed (4) is shovel material chamber (10), be provided with in shovel material chamber (10) and be fixed in the perching knife rotating disk (11) that the upper and outward flange of main shaft (5) is connected with perching knife (12), outer cylinder body (2) is provided with charging aperture (27); It is characterized in that: described axle bed is provided with fresh air inlet (13), shovel material chamber (10) is communicated with the space outerpace of support (1) bottom the bottom air inlet realizing raymond mill by described fresh air inlet (13).
2. efficient raymond mill according to claim 1, is characterized in that: the bottom surface pressed on ring of described perching knife rotating disk (11) is furnished with spaced multi-disc screen (14).
3. efficient raymond mill according to claim 2, is characterized in that: described screen (14) is straight plate or arc.
4. efficient raymond mill according to claim 1, it is characterized in that being provided with in described outer cylinder body (2) enclosure at the outside and inner barrel of both ends open (15) of grinding roller support (6), inner barrel (15) and outer cylinder body (2) link together and leave radial clearance therebetween thus form reflux passage (16); On the internal face of inner barrel (15), spacer ring is furnished with the deflector (17) that polylith is vertically arranged, and leaves axial setpoint distance between inner barrel (15) lower end and outer cylinder body (2) lower end.
5. efficient raymond mill according to claim 4, is characterized in that: described inner barrel (15) is made up of the straight section of bottom and the cone section on top.
6. efficient raymond mill according to claim 4, it is characterized in that: described classifying turbine (3) lower end is arranged near inner barrel (15) upper port, or classifying turbine (3) lower end is stretched in inner barrel (15) to desired location through inner barrel (15) upper port.
7. the efficient raymond mill according to claim arbitrary in claim 1-6, is characterized in that: described outer cylinder body (2) is connected on bracing or strutting arrangement, leaves and set gap between outer cylinder body (2) lower end and support (1) end face.
8. efficient raymond mill according to claim 7, is characterized in that: described support (1) is contained in the geosyncline of underground.
9. efficient raymond mill according to claim 7, is characterized in that: described bracing or strutting arrangement is rotatable liftable bracing or strutting arrangement.
10. efficient raymond mill according to claim 9, it is characterized in that: described bracing or strutting arrangement comprises the pillar (18) being located at outer cylinder body (2) outside, pillar (18) is connected with for be connected with outer cylinder body (2) and the supporting seat (19) that can slide up and down along pillar (18) and rotate around pillar (18), pillar (18) top is connected with rotating revolving bed (20), revolving bed (20) is equipped with the leading screw (21) be spirally connected with supporting seat (19), leading screw (21) is driven by the lifting power plant be contained on revolving bed (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520621278.0U CN204911648U (en) | 2015-08-18 | 2015-08-18 | High -efficient lei meng milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520621278.0U CN204911648U (en) | 2015-08-18 | 2015-08-18 | High -efficient lei meng milling machine |
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| Publication Number | Publication Date |
|---|---|
| CN204911648U true CN204911648U (en) | 2015-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520621278.0U Withdrawn - After Issue CN204911648U (en) | 2015-08-18 | 2015-08-18 | High -efficient lei meng milling machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104998727A (en) * | 2015-08-18 | 2015-10-28 | 潍坊市精华粉体工程设备有限公司 | Efficient Raymond mill |
| CN106179619A (en) * | 2016-08-25 | 2016-12-07 | 谭开强 | High efficiency flour mill |
| CN109107736A (en) * | 2018-10-19 | 2019-01-01 | 四川亿欣新材料有限公司 | A kind of superfine calcium carbonate powder process units and method |
| CN113427674A (en) * | 2021-08-26 | 2021-09-24 | 南通裕荣电子商务有限公司 | Broken recovery plant of optical cable waste material |
-
2015
- 2015-08-18 CN CN201520621278.0U patent/CN204911648U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104998727A (en) * | 2015-08-18 | 2015-10-28 | 潍坊市精华粉体工程设备有限公司 | Efficient Raymond mill |
| CN104998727B (en) * | 2015-08-18 | 2017-05-31 | 潍坊市精华粉体工程设备有限公司 | efficient Raymond mill |
| CN106179619A (en) * | 2016-08-25 | 2016-12-07 | 谭开强 | High efficiency flour mill |
| CN109107736A (en) * | 2018-10-19 | 2019-01-01 | 四川亿欣新材料有限公司 | A kind of superfine calcium carbonate powder process units and method |
| CN113427674A (en) * | 2021-08-26 | 2021-09-24 | 南通裕荣电子商务有限公司 | Broken recovery plant of optical cable waste material |
| CN113427674B (en) * | 2021-08-26 | 2021-11-16 | 南通裕荣电子商务有限公司 | Broken recovery plant of optical cable waste material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151230 Effective date of abandoning: 20170531 |