CN203002429U - Single and double-support ring roller mill for eccentric grinding roller - Google Patents
Single and double-support ring roller mill for eccentric grinding roller Download PDFInfo
- Publication number
- CN203002429U CN203002429U CN 201220684021 CN201220684021U CN203002429U CN 203002429 U CN203002429 U CN 203002429U CN 201220684021 CN201220684021 CN 201220684021 CN 201220684021 U CN201220684021 U CN 201220684021U CN 203002429 U CN203002429 U CN 203002429U
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- grinding roller
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- roller
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Abstract
The utility model discloses a single and double-support ring roller mill for an eccentric grinding roller. A grinding roller device and a grinding ring of a powder grinding main machine are arranged in an outer housing of a main machine, wherein the grinding roller device is arranged on a main shaft, the grinding ring is in gap-free arrangement with the outer housing of the main machine, the lower end of the main shaft is installed by the single support of a lower bearing of the main shaft, or the upper end and the lower end of the main shaft are installed by the double support of an upper bearing and the lower bearing of the main shaft. The grinding roller device is an eccentric grinding roller mechanism, the grinding roller device comprises a grinding roller frame, a grinding roller, a grinding roller shaft, a grinding roller shaft push frame and a pushing force mechanism, the grinding roller shaft is arranged at an opening of a ring groove of the grinding roller frame, the upper end and the lower end of the grinding roller shaft are slidably arranged within a radial groove arranged on the grinding roller frame arranged on the top and at the bottom of the ring groove, the grinding roller shaft push frame used for pushing the grinding roller shaft is slidably arranged within the ring groove, the pushing force mechanism used for generating radial pushing force to the grinding roller shaft push frame is arranged at the back of the ring groove, and the grinding roller is arranged within the grinding roller shaft push frame. According to the single and double-support ring roller mill, an additional push force is applied to the eccentric grinding roller by the pushing force mechanism, and a grinding force to the eccentric grinding roller is added, so that the crushing effect can be better obtained, and the capacity can be further improved.
Description
(1) technical field:
The utility model relates to the powder process equipment, is specially a kind of centering type grinding roller list dual-gripper ring roller mill.
(2) background technology:
For the abrasive dust main frame that solves traditional single support ring roller mill shakes the problems such as large, that noise is high, grinding efficiency is low, output is little, mechanical loss is large, patent of invention that the applicant has proposed a kind of " straight-through type double-support ultra-fine ring roller grinder ", its abrasive dust main frame adopts dual-gripper and top charging, material after multilayer is ground outside the bottom is transported to machine the structure of grader.The abrasive dust main frame of this ring roller mill is not subjected to grader classification quantitative limitation, discharging does not leak outside, therefore can throw in more material under equal service condition, can make material bed thicker between grinding roller and bull ring, improved grinding efficiency, alleviated mechanical collision and wearing and tearing between grinding roller and bull ring, so abrasive dust main frame noise is low, mechanical loss is little, output is higher.
Further research is found, along with the improvement of " straight-through type double-support ultra-fine ring roller grinder " structure, original grinding roller mechanism has been not suitable with the raising of production capacity.
The Burnisher apparatus of superfine ring-roll mill still adopts traditional structure, be that grinding roller is coaxially installed on shaft of grinding roller, shaft of grinding roller is installed in the radial groove of offering on the grinding roller frame, and the rotation of grinding roller frame produces centrifugal force, grinding roller is mobile being pressed on bull ring radially, and both interactions roll material therebetween.
Roll in process, can't disposablely pulverize as large granular materials, the reaction force of large granular materials clashes into grinding roller, makes grinding roller with radially opposite direction rollback in chute, continues down to mill unclassified stores thereby dodge out large granular materials.
And the vibrations when the continuous shock between grinding roller and large granular materials has caused flour mill work just because the vibrations of flour mill have caused the rotating speed of abrasive dust main frame to be restricted and can't to improve, and then have limited efficient and the production capacity of flour mill.
(3) utility model content:
For the weak point that single dual-gripper superfine ring-roll mill Burnisher apparatus remains, the purpose of this utility model is to have designed a kind of centering type grinding roller list dual-gripper ring roller mill that alleviates vibrations and then enhance production capacities.
can realize the centering type grinding roller list dual-gripper ring roller mill of above-mentioned purpose, the shell of its abrasive dust main frame is installed on base, Burnisher apparatus and bull ring are located in described shell, described Burnisher apparatus is installed on main shaft, described bull ring and shell gapless are installed, the lower end of described main shaft is supported by main shaft lower bearing list and is installed, or install by main shaft upper bearing (metal) and the dual-gripper of main shaft lower bearing the top and bottom of main shaft, difference is that described Burnisher apparatus is centering type grinding roller mechanism, comprise the grinding roller frame, grinding roller and shaft of grinding roller, described shaft of grinding roller is divided into three sections, be respectively, the concentric shaft part of hypomere and the eccentric shaft part of interlude, described eccentric shaft part and the coaxial installation of the axis hole of grinding roller, the axle center of described concentric shaft part is in main shaft rotation center radially, the axle center of described eccentric shaft part deviates from the axle center of concentric shaft part with the opposite direction of main shaft gyration, centering type grinding roller mechanism comprises that also the shaft of grinding roller that promotes concentric shaft part pushes away frame and thrust mechanism, described shaft of grinding roller pushes away the frame slip and is located in the annular groove of grinding roller frame, described grinding roller is located at shaft of grinding roller and is pushed away in frame, described concentric shaft part is snug fit at or is snug fit at by axle bed in the radial slot of annular groove top and bottom grinding roller frame, shaft of grinding roller is pushed away thrust mechanism that frame produces radial thrust be located at grinding roller frame annular groove rear portion.
Utilize thrust mechanism to apply an extra radial pressure to grinding roller, the centrifugal force stack of this radial pressure and grinding roller self produces larger grinding pressure and acts on material, thereby obtains the production capacity of larger crushing efficiency and Geng Gao.
The mounting means in described concentric shaft part and axle bed hole is being slidably installed of axle and axle bed hole, or is being slidably installed of axle and axle bed hole internal axle sleeve, or to be axle coordinate installation with the rolling of axle bed hole inner bearing.
The mounting means of described eccentric shaft part and grinding roller axis hole is being slidably installed of axle and axis hole, or is being slidably installed of axle and the interior sliding shaft sleeve of axis hole, or is that axle coordinates installation with the rolling of axis hole inner bearing.
Described thrust mechanism can adopt hydraulic mechanism or adopt air pressure mechanism.
Described centering type grinding roller mechanism also can not configure shaft of grinding roller and push away frame and thrust mechanism, and centering type grinding roller mechanism relies on centrifugal force work.
Described grinding roller can be made as one deck, be to improve abrasive dust efficient, and described grinding roller can be made as two-layer or multilayer, and is corresponding, offers on described bull ring and one deck, two-layer or the multilayer grinding roller is corresponding one, two or more pieces mill road.
Advantage of the present utility model:
1, the abrasive dust main frame of the utility model centering type grinding roller list dual-gripper ring roller mill adopts thrust mechanism to apply extra-push model except centrifugal force to centering type grinding roller mechanism, increase grinding roller to the grinding pressure of material, thereby can obtain the further raising of better crushing effect and production capacity.
2, the utility model is just transformed Burnisher apparatus, and the agent structure of original ring roller mill abrasive dust main frame does not have any change, does not have the impact on the mechanical performance of abrasive dust main frame, but has obtained obvious prouctiveness.
3, the utility model adopts eccentric shaft of grinding roller structure, grinding roller in the course of work has one to rotate reciprocal beat amount with the flour mill main shaft with respect to the concentric shaft part of shaft of grinding roller, can make grinding roller easily, flexibly, effectively dodge the shock of large granular materials, vibrations when alleviating flour mill work, be beneficial to the raising of the flour mill speed of mainshaft, due to square being directly proportional of the size of centrifugal force and rotating speed, therefore can increasing considerably production capacity and enhance productivity.
(4) description of drawings:
Fig. 1 is the structural representation of the utility model the first embodiment.
Fig. 2 is the structural representation of the utility model the second embodiment.
Fig. 3 is the structural representation of the third embodiment of the utility model.
Fig. 4 is the structural representation of the 4th kind of embodiment of the utility model.
Fig. 5 is the top view of Fig. 1, Fig. 2, Fig. 3, Fig. 4 embodiment.
Figure number sign: 1, main shaft; 2, bull ring; 3, main shaft lower bearing; 4, main shaft upper bearing (metal); 5, grinding roller frame; 6, grinding roller; 7, concentric shaft part; 8, eccentric shaft part; 9, shaft of grinding roller pushes away frame; 10, thrust mechanism; 11, radial slot.
(5) specific embodiment:
Below in conjunction with accompanying drawing, the technical solution of the utility model is described further:
The abrasive dust main frame of the utility model centering type grinding roller list dual-gripper ring roller mill comprises host housing, main frame upper cover, main machine base, main shaft 1, Burnisher apparatus and bull ring 2.described host housing upper, the under shed flange is connected and installed with main frame upper cover and main machine base respectively, described main shaft 1 vertically is placed on the central axis of host housing, as Fig. 1, shown in Figure 2, the lower end of main shaft 1 is installed by single support of main shaft lower bearing 3, as Fig. 3, shown in Figure 4, main shaft 1 upper, lower two ends are by on main shaft, lower bearing 4, 3 dual-grippers are installed, on main shaft, lower bearing 4, 3 are located at respectively the center of main frame upper cover and main machine base, stretch out outside main machine base the lower end of main shaft 1, and connect motor by reductor, described Burnisher apparatus is installed on main shaft 1, fixed installation after the outer conical surface of the bull ring 2 corresponding with grinding roller 6 positions of Burnisher apparatus coordinates with the internal conical surface of host housing.
described Burnisher apparatus is centering type grinding roller mechanism, wherein a kind of structure is by grinding roller frame 5, grinding roller 6 and shaft of grinding roller consist of, described grinding roller 6 is located in the annular groove of grinding roller frame 5, described shaft of grinding roller is divided into three sections, be respectively, the concentric shaft part 7 of hypomere and the eccentric shaft part 8 of interlude, described eccentric shaft part 8 is by built-in bearing and the coaxial installation of the axis hole of grinding roller 6, described concentric shaft part 7 is slidably mounted in the radial slot 11 that on annular groove top and bottom grinding roller frame 5, correspondence is offered, or shaft part 7 is slidably mounted in the radial slot 11 that on annular groove top and bottom grinding roller frame 5, correspondence is offered by axle bed with one heart, the axle center of described concentric shaft part 7 is in main shaft 1 centre of gyration radially, the axle center of described eccentric shaft part 8 deviates from the axle center of concentric shaft part 7 with the rotating opposite direction of main shaft 1, as Fig. 1, Fig. 3, shown in Figure 5, centering type grinding roller mechanism relies on centrifugal force work.
The another kind of structure of centering type grinding roller mechanism pushes away frame 9 by grinding roller frame 5, grinding roller 6, shaft of grinding roller, shaft of grinding roller and thrust mechanism 10 consists of, and described shaft of grinding roller, shaft of grinding roller push away frame 9 and thrust mechanism 10 all is arranged in the annular groove of grinding roller frame 5.the concentric shaft part 7 of described shaft of grinding roller be vertical at grinding roller frame 5 annular groove mouths and be snug fit at the annular groove top and bottom grinding roller frame 5 in the radial slot 11 offered, or be snug fit in the radial slot 11 of offering on annular groove top and bottom grinding roller frame 5 by axle bed, described thrust mechanism 10 is located at the annular groove rear portion of grinding roller frame 5, push away frame 9 in being arranged at the shaft of grinding roller that is slidably matched in grinding roller frame 5 annular grooves between thrust mechanism 10 and concentric shaft part 7, shaft part 7 is placed in shaft of grinding roller and pushes away the upper of frame 9 with one heart, in the horizontal plate body front end of lower level prong, thrust mechanism 10 acts on shaft of grinding roller and pushes away on the vertical vertical plate body in frame 9 rear ends, described grinding roller 6 is located at shaft of grinding roller and is pushed away the upper of frame 9, in lower body, described thrust mechanism 10 adopts hydraulic mechanism or pneumatic mechanism, as Fig. 2, shown in Figure 4, centering type grinding roller mechanism relies on centrifugal force and radial thrust work.
Described grinding roller frame 5 is divided into top roll frame and lower roll frame, and the grinding roller 6(ground floor grinding roller 6 that one deck even circumferential distributes is installed in the annular groove of top roll frame), the grinding roller 6(second layer grinding roller 6 that one deck even circumferential distributes is installed) in the annular groove on the lower roll frame; Corresponding with grinding roller 6 positions, offer two mill roads (article one mill road, second mill road) on bull ring 2 and coordinate with first, second layer grinding roller 6 of upper and lower roll frame respectively, as Fig. 1, Fig. 2, Fig. 3, shown in Figure 4.
Take Fig. 2, content shown in Figure 4 as example, briefly explain the course of work of the present utility model:
1, driven by motor reductor, reductor drives main shaft 1, main shaft 1 rotarily drives grinding roller frame 5 and rotates, grinding roller 6 beats of centering type grinding roller mechanism act on bull ring 2 and roll under centrifugal action, meanwhile, the hydraulic system of abrasive dust main frame or baric systerm fuel feeding or air feed, hydraulic mechanism (hydraulic jack) or pneumatic mechanism (cylinder) effect are radially released the concentric shaft part 7 of shaft of grinding roller together with grinding roller 6, make grinding roller 6 increase the pressure that acts on bull ring 2.
2, particle is entered the epicoele of abrasive dust main frame by the main frame upper cover by feed pipe from the batch mixing bucket.
3, particle is after article one and the road grinding of second mill of ground floor and second layer grinding roller 6 and bull ring 2, and fines falls into the cavity of resorption of abrasive dust main frame.
4, fines carries out classification by the grader that negative pressure system and carrier pipe are delivered to outside the abrasive dust main frame, and the remaining material of classification returns to the batch mixing bucket by the feed back pipe and participates in grinding next time.
Claims (6)
1. centering type grinding roller list dual-gripper ring roller grinds, the shell of its abrasive dust main frame is installed on base, Burnisher apparatus and bull ring (2) are located in described shell, described Burnisher apparatus is installed on main shaft (1), described bull ring (2) is installed with the shell gapless, install by single support of main shaft lower bearing (3) lower end of described main shaft (1), or install by main shaft upper bearing (metal) (4) and main shaft lower bearing (3) dual-gripper the top and bottom of main shaft (1), it is characterized in that: described Burnisher apparatus is centering type grinding roller mechanism, comprise grinding roller frame (5), grinding roller (6) and shaft of grinding roller, described shaft of grinding roller is divided into three sections, be respectively, the concentric shaft part (7) of hypomere and the eccentric shaft part (8) of interlude, the coaxial installation of axis hole of described eccentric shaft part (8) and grinding roller (6), the axle center of described concentric shaft part (7) is in main shaft (1) centre of gyration radially, the axle center of described eccentric shaft part (8) deviates from the axle center of concentric shaft part (7) with the rotating opposite direction of main shaft (1), comprise that also the shaft of grinding roller that promotes concentric shaft part (7) pushes away frame (9) and thrust mechanism (10), described shaft of grinding roller pushes away frame (9) slip and is located in the annular groove of grinding roller frame (5), described grinding roller (6) is located at shaft of grinding roller and is pushed away in frame (9), described concentric shaft part (7) is snug fit at or is snug fit at by axle bed in the radial slot (11) of annular groove top and bottom grinding roller frame (5), shaft of grinding roller is pushed away thrust mechanism (10) that frame (9) produces radial thrust be located at grinding roller frame (5) annular groove rear portion.
2. centering type grinding roller list dual-gripper ring roller according to claim 1 grinds, it is characterized in that: described concentric shaft part (7) is being slidably installed of axle and axle bed hole with the mounting means of axle bed, or be being slidably installed of axle and axle bed hole internal axle sleeve, or to be axle coordinate installation with the rolling of axle bed hole inner bearing.
3. centering type grinding roller list dual-gripper ring roller according to claim 1 grinds, it is characterized in that: described eccentric shaft part (8) is being slidably installed of axle and axis hole with the mounting means of grinding roller (6) axis hole, or be being slidably installed of axle and the interior sliding shaft sleeve of axis hole, or be that axle coordinates installation with the rolling of axis hole inner bearing.
4. the described centering type grinding roller of any one list dual-gripper ring roller mill according to claim 1～3, it is characterized in that: described thrust mechanism (10) is for hydraulic mechanism or be pneumatic mechanism.
5. the described centering type grinding roller of any one list dual-gripper ring roller mill according to claim 1～3 is characterized in that: described centering type grinding roller mechanism can not configure shaft of grinding roller and push away frame (9) and thrust mechanism (10), centering type grinding roller mechanism dependence centrifugal force work.
6. the described centering type grinding roller of any one list dual-gripper ring roller mill according to claim 1～3, it is characterized in that: described grinding roller (6) is one deck, two-layer or multilayer, offers with one deck on described bull ring (2), two-layer or multilayer grinding roller (6) is corresponding, and one, two or more pieces grind the road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220684021 CN203002429U (en) | 2012-12-12 | 2012-12-12 | Single and double-support ring roller mill for eccentric grinding roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220684021 CN203002429U (en) | 2012-12-12 | 2012-12-12 | Single and double-support ring roller mill for eccentric grinding roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203002429U true CN203002429U (en) | 2013-06-19 |
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ID=48594065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220684021 Expired - Fee Related CN203002429U (en) | 2012-12-12 | 2012-12-12 | Single and double-support ring roller mill for eccentric grinding roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203002429U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102989555A (en) * | 2012-12-12 | 2013-03-27 | 肖先成 | Eccentric grinding roller single and double support ring roller mill |
| CN103394394A (en) * | 2013-07-26 | 2013-11-20 | 桂林桂冶粉磨机械有限公司 | Installation structure for central shaft and central shaft bracket of powder mill |
| CN111266160A (en) * | 2020-03-09 | 2020-06-12 | 安徽省华腾农业科技有限公司 | Anti-centrifugal force grinding device based on eccentric rotation |
-
2012
- 2012-12-12 CN CN 201220684021 patent/CN203002429U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102989555A (en) * | 2012-12-12 | 2013-03-27 | 肖先成 | Eccentric grinding roller single and double support ring roller mill |
| CN103394394A (en) * | 2013-07-26 | 2013-11-20 | 桂林桂冶粉磨机械有限公司 | Installation structure for central shaft and central shaft bracket of powder mill |
| CN111266160A (en) * | 2020-03-09 | 2020-06-12 | 安徽省华腾农业科技有限公司 | Anti-centrifugal force grinding device based on eccentric rotation |
| CN111266160B (en) * | 2020-03-09 | 2020-11-06 | 江苏恒祥宇新材料有限公司 | Anti-centrifugal force grinding device based on eccentric rotation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20130619 Termination date: 20211212 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |