CN203577886U - Dual-layer master-slave roller type Raymond flour mill - Google Patents
Dual-layer master-slave roller type Raymond flour mill Download PDFInfo
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- CN203577886U CN203577886U CN201320776149.XU CN201320776149U CN203577886U CN 203577886 U CN203577886 U CN 203577886U CN 201320776149 U CN201320776149 U CN 201320776149U CN 203577886 U CN203577886 U CN 203577886U
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Abstract
The utility model discloses a dual-layer master-slave roller type Raymond flour mill. A base of a powder mill main machine is coaxially provided with a central shaft bracket and mill rings; the lower part of a main shaft of the main machine is arranged in a the central shaft bracket; the upper part of the main shaft of the main machine is coaxially sleeved with a relieving tool post; the upper end of the main shaft of the main machine is provided with a fixed roller frame connected with the top of the relieving tool post; the bottom of the relieving tool post is provided with a relieving tool; mill roller devices are uniformly distributed around an axis, and respectively comprise a longitudinal swing type mill roller mechanism and a horizontal sliding mill roller mechanism based on the longitudinal swing type mill roller mechanism; mill rollers of the two kinds of mill roller mechanisms are positioned at high positions at different layers so as to form two layers of rollers; the mill rings comprise the mill rings at the upper layer and the mill rings at the lower layer corresponding to the upper and lower mill rollers; the material shoveling height of the relieving tool corresponds to the heights of the mill rollers at the lower layer. According to the Raymond flour mill, rough powder is gradually processed into fine powder by adopting the milling mode of the two layers of rollers; the dual-layer master-slave roller type Raymond flour mill is low in resistance and power loss, and is high in fine powder generation rate.
Description
(1) technical field:
The utility model relates to powder process equipment, is a kind of Double-layer roller raymond mill specifically.
(2) background technology:
Flour mill is breeze sector application equipment the most widely, and wherein the most representative equipment is raymond mill.
The universal architecture of raymond grinding powder machine host is: hollow central shaft bracket and coaxial bull ring are housed on main machine base, 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, on fixed roll frame, by the even hanging of hinge device, there are a plurality of and central axes and are the grinding roller assembly of circle distribution, grinding roller assembly is comprised of grinding roller sleeve and grinding roller, in the revolution process of grinding roller assembly, grinding roller assembly makes to keep in touch between each grinding roller and bull ring by centrifugal action, mutually rolling between grinding roller and bull ring reaches crushing material the object of producing powder, this is the Cracking Mechanism place of abrasive dust main frame.
The raymond mill of traditional structure is applicable to processing and collects 60 order～200 object meal, but collect the fine powder body (as even higher in 200 order～2000 orders) of higher order number, if also adopt Raymond machine processing, the outstanding problem such as the process time of Raymond machine, output is difficult to solve; Both made to adopt adding pressure type grinding roller assembly, effect neither be very desirable.If therefore want to obtain fine powder or superfine powder, need to adopt the flour mill of other structural shape to encircle roller mill.
But ring roller mill is expensive, high to initial powder degree of crushing requirement, ordinary maintenance complicated maintenance etc. factor, has restricted the selection of user to ring roller mill.
(3) utility model content:
For this reason, the utility model proposes a kind of Double-layer roller raymond mill, mainly solve traditional raymond mill and can not process fine powder body and the low problem of working (machining) efficiency.
The Double-layer roller raymond mill that can address the above problem, comprise abrasive dust main frame, central shaft bracket and bull ring are coaxially housed on the base of abrasive dust main frame, main frame main shaft bottom is located in central shaft bracket and is stretched out connection for transmission mechanism downwards, main frame main shaft top coaxial package relieving tool post, the fixed roll frame being connected with relieving tool post top is equipped with in main frame main shaft upper end, perching knife is installed in relieving tool post bottom, around axis circumference uniform distribution, be provided with Burnisher apparatus, described Burnisher apparatus comprises longitudinal-pendulum type grinding roller mechanism and sideslip formula grinding roller mechanism unlike the prior art, described longitudinal-pendulum type grinding roller mechanism comprises grinding roller sleeve and lower floor's grinding roller, in described grinding roller sleeve, shaft of grinding roller is installed, grinding roller sleeve passes through linkage hanging on fixed roll frame, described lower floor grinding roller is installed on shaft of grinding roller in grinding roller sleeve below, described sideslip formula grinding roller mechanism comprises grinding roller balladeur train and upper strata grinding roller, described grinding roller balladeur train radially arranges, the vertical notch of grinding roller balladeur train the inner is snug fit on the square body of grinding roller sleeve, and described upper strata grinding roller is installed in the horizontal notch of grinding roller balladeur train outer end by shaft of grinding roller, because the installation site of Liang Zhong grinding roller mechanism is different, upper and lower layer grinding roller is on different floor height positions and form two-layer roller, upper and lower layer grinding roller centrifugal force in the same way, and each self-operating does not interfere with each other, corresponding to upper and lower layer grinding roller, described bull ring is coaxial upper strata bull ring and lower floor's bull ring, and the shovel material height of described perching knife is corresponding to lower floor's grinding roller.
Due to the requirement of structural design, the radial distance of described upper strata grinding roller is greater than the radial distance of lower floor's grinding roller, causes the diameter of upper strata bull ring to be greater than lower floor's bull ring diameter, for making smooth blanking, between upper strata bull ring and lower floor's bull ring, guide inclined-plane should be set.
For alleviating the burden and the radial distance that reduces upper strata grinding roller of grinding roller sleeve, in design, the diameter of described upper strata grinding roller is chosen as to the diameter that is less than lower floor's grinding roller, the thickness of lower floor's grinding roller selects to be greater than the thickness of upper strata grinding roller.
For improving grinding efficiency, between described grinding roller sleeve and relieving tool post, also can be provided with the thrust mechanism that grinding roller sleeve is produced to radial thrust.
Described thrust mechanism is elastic body or is hydraulic mechanism, Huo Wei 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.
Advantage of the present utility model:
1, the utility model Double-layer roller raymond mill has thoroughly been overturned the structure of traditional raymond mill individual layer mill, adopted the milling of two-layer roller, powder is carried out to the progressive processing to fine powder by meal, and in mill processes, suffered resistance is little, and power attenuation is little, fine powder production rate is high.
2, the utility model is simple in structure, cost is low, manufacture handling ease, completely can substituted ring roller mill and become the preferred unit of fine powder processing.
(4) accompanying drawing explanation:
Fig. 1 is the structural representation of a kind of embodiment of the utility model.
Fig. 2 is the distribution map of grinding roller in Fig. 1 embodiment.
Figure number sign: 1, base; 2, central shaft bracket; 3, main frame main shaft; 4, relieving tool post; 5, fixed roll frame; 6, grinding roller sleeve; 7, grinding roller; 8, perching knife; 9, upper strata bull ring; 10, lower floor's bull ring; 11, cover cylinder; 12, grinding roller balladeur train; 13, shaft of grinding roller; 14, thrust mechanism.
(5) specific embodiment:
Below in conjunction with accompanying drawing illustrated embodiment, the technical solution of the utility model is described further:
The base 1 of the abrasive dust main frame of the utility model Double-layer roller raymond mill is fixed on concrete machine block, the hollow central shaft bracket 2 of coaxial installation on base 1, upper strata bull ring 9 and lower floor's bull ring 10 and cover cylinder 11, main frame main shaft 3 bottoms are installed in central shaft bracket 2, main frame main shaft 3 lower ends are stretched out central shaft bracket 2 and are connected motor by belt pulley, central shaft bracket 2 coaxial package relieving tool post 4 are stretched out in main frame main shaft 3 tops, it is plum blossom shelf structure that fixed roll frame 5(is equipped with on the top of main frame main shaft 3), fixed roll frame 5 connects relieving tool post 4 tops, perching knife 8 is installed in relieving tool post 4 bottoms, on fixed roll frame 5, circumference uniform distribution is equipped with a plurality of longitudinal-pendulum type grinding roller mechanisms (in present embodiment be specifically shown as four) parallel with main frame main shaft 3 axis, described longitudinal-pendulum type grinding roller mechanism is mainly by grinding roller sleeve 6, shaft of grinding roller 13He lower floor grinding roller 7 forms, described shaft of grinding roller 13 is by upper, lower bearing position is installed in grinding roller sleeve 6, linkage hanging is passed through on fixed roll frame 5 in the top of described grinding roller sleeve 6, described lower floor grinding roller 7 is coaxially connected with the shaft of grinding roller 13 that stretches out grinding roller sleeve 6 in grinding roller sleeve 6 belows, as shown in Figure 1.
Based on each longitudinal-pendulum type grinding roller mechanism, be provided with sideslip formula grinding roller mechanism, described sideslip formula grinding roller mechanism is mainly comprised of grinding roller balladeur train 12 and upper strata grinding roller 7, described grinding roller balladeur train 12 radially arranges, the vertical notch of grinding roller balladeur train 12 the inners is snug fit on the square body of grinding roller sleeve 6 bottoms, under centrifugal action, grinding roller balladeur train 12 can radially slide, the outer end of grinding roller balladeur train 12 offers level trough, upper strata grinding roller 7 is installed in the level trough of grinding roller balladeur train 12 by shaft of grinding roller 13, upper strata grinding roller 7 is in corresponding lower floor's grinding roller 7 outsides, and on two, lower floor's grinding roller 7 is radially same, upper strata grinding roller 7 positions higher than correspondence lower floor's grinding roller 7 positions and form double-deck roll, grinding roller 7 positions in upper strata are corresponding to upper strata bull ring 9, lower floor's grinding roller 7 positions are corresponding to lower floor's bull ring 10, described lower floor bull ring 10 diameters are greater than upper strata bull ring 9 diameters, for smooth blanking, the inside circumference face that the base 1 of upper strata bull ring 9 is installed is designed to inclined-plane, the quality of lower floor's grinding roller 7 is greater than the quality of upper strata grinding roller 7, and the diameter that is specially upper strata grinding roller 7 is less than the diameter of lower floor's grinding roller 7, and the thickness of lower floor's grinding roller 7 is greater than the thickness of upper strata grinding roller 7, as shown in Figure 1 and Figure 2.
Between described longitudinal-pendulum type grinding roller mechanism and relieving tool post 4, thrust mechanism 14 is set, the outside radial thrust of described thrust mechanism 14 acts on grinding roller sleeve 6, active position is corresponding to the lower bearing position in grinding roller sleeve 6, described thrust mechanism 14 adopts Compress Spring as elastic body, Compress Spring Li Shi lower floor grinding roller 7 produces radial pressure, and realize the extra pressure of 7 pairs of lower floor's bull rings 10 of lower floor's grinding roller, during abrasive dust host work, the centrifugal force of extra pressure and lower floor's grinding roller 7 synthesizes the grinding pressure between lower floor's grinding roller 7 and lower floor's bull ring 10, as shown in Figure 1.
The shovel material height of described perching knife 8 is corresponding to lower floor's grinding roller 7, as shown in Figure 1.
The course of work of the present utility model:
Motor Drive main frame main shaft 3, main frame main shaft 3 drives 5 rotations of fixed roll frame, and the grinding roller 7 of each grinding roller mechanism interacts with bull ring and forms double-deck roll; Meanwhile, material enters from the charging aperture of cover cylinder 11.In mill processes, the middle fine powder that perching knife 8 is thrown and cover cylinder 11 analytical engine above intercept the middle fine powder getting off and mill through upper strata grinding roller 7, and the coarse fodder that perching knife 8 is thrown mainly feeds lower floor's grinding roller 7, and constantly circulation is raised the efficiency.
Claims (5)
1. Double-layer roller raymond mill, comprise abrasive dust main frame, central shaft bracket (2) and bull ring are coaxially housed on the base of abrasive dust main frame (1), main frame main shaft (3) bottom is located in central shaft bracket (2) and is stretched out connection for transmission mechanism downwards, main frame main shaft (3) top coaxial package relieving tool post (4), the fixed roll frame (5) being connected with relieving tool post (4) top is equipped with in main frame main shaft (3) upper end, perching knife (8) is installed in relieving tool post (4) bottom, around axis circumference uniform distribution, be provided with Burnisher apparatus, it is characterized in that: described Burnisher apparatus comprises longitudinal-pendulum type grinding roller mechanism and sideslip formula grinding roller mechanism, described longitudinal-pendulum type grinding roller mechanism comprises grinding roller sleeve (6) and lower floor's grinding roller (7), shaft of grinding roller (13) is installed in described grinding roller sleeve (6), grinding roller sleeve (6) passes through linkage hanging on fixed roll frame (5), described lower floor grinding roller (7) is installed on shaft of grinding roller (13) in grinding roller sleeve (6) below, described sideslip formula grinding roller mechanism comprises grinding roller balladeur train (12) and upper strata grinding roller (7), described grinding roller balladeur train (12) radially arranges, the inner vertical notch of grinding roller balladeur train (12) is snug fit on the square body of grinding roller sleeve (6), and described upper strata grinding roller (7) is installed in the horizontal notch of grinding roller balladeur train (12) outer end by shaft of grinding roller (13), the grinding roller (7) of upper and lower layer grinding roller mechanism is on different floor height positions and form two-layer roller, corresponding to upper and lower layer grinding roller (7), described bull ring is coaxial upper strata bull ring (9) and lower floor's bull ring (10), and the shovel material height of described perching knife (8) is corresponding to lower floor's grinding roller (7).
2. Double-layer roller raymond mill according to claim 1, it is characterized in that: the radial distance of described upper strata grinding roller (7) is greater than the radial distance of lower floor's grinding roller (7), described upper strata bull ring (9) diameter is greater than lower floor's bull ring (10) diameter, between upper strata bull ring (9) and lower floor's bull ring (10), guide inclined-plane is set.
3. Double-layer roller raymond mill according to claim 1, is characterized in that: described upper strata grinding roller (7) diameter is less than lower floor's grinding roller (7) diameter, and lower floor's grinding roller (7) thickness is greater than upper strata grinding roller (7) thickness.
4. according to the Double-layer roller raymond mill described in any one in claim 1～3, it is characterized in that: between described grinding roller sleeve (6) and relieving tool post (4), be provided with the thrust mechanism (14) that grinding roller sleeve (6) is produced to radial thrust.
5. Double-layer roller raymond mill according to claim 4, it is characterized in that: described thrust mechanism (14) is for elastic body or be hydraulic mechanism, Huo Wei 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320776149.XU CN203577886U (en) | 2013-11-29 | 2013-11-29 | Dual-layer master-slave roller type Raymond flour mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320776149.XU CN203577886U (en) | 2013-11-29 | 2013-11-29 | Dual-layer master-slave roller type Raymond flour mill |
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| Publication Number | Publication Date |
|---|---|
| CN203577886U true CN203577886U (en) | 2014-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320776149.XU Expired - Fee Related CN203577886U (en) | 2013-11-29 | 2013-11-29 | Dual-layer master-slave roller type Raymond flour mill |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110404631A (en) * | 2019-09-03 | 2019-11-05 | 广西桂林航大重工机械有限公司 | Longitudinal-pendulum type ring revolves superfine mill |
| WO2021227323A1 (en) * | 2020-05-09 | 2021-11-18 | 南通利元亨机械有限公司 | Eight-roller raymond mill |
| CN110404631B (en) * | 2019-09-03 | 2024-07-02 | 广西桂林航大重工机械有限公司 | Vertical pendulum type annular rotary superfine pulverizer |
-
2013
- 2013-11-29 CN CN201320776149.XU patent/CN203577886U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110404631A (en) * | 2019-09-03 | 2019-11-05 | 广西桂林航大重工机械有限公司 | Longitudinal-pendulum type ring revolves superfine mill |
| CN110404631B (en) * | 2019-09-03 | 2024-07-02 | 广西桂林航大重工机械有限公司 | Vertical pendulum type annular rotary superfine pulverizer |
| WO2021227323A1 (en) * | 2020-05-09 | 2021-11-18 | 南通利元亨机械有限公司 | Eight-roller raymond mill |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 Termination date: 20211129 |
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| CF01 | Termination of patent right due to non-payment of annual fee |