CN203730575U - Movable type bearing supporting device and mill barrel supporting system - Google Patents
Movable type bearing supporting device and mill barrel supporting system Download PDFInfo
- Publication number
- CN203730575U CN203730575U CN201320852746.6U CN201320852746U CN203730575U CN 203730575 U CN203730575 U CN 203730575U CN 201320852746 U CN201320852746 U CN 201320852746U CN 203730575 U CN203730575 U CN 203730575U
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- bearing support
- bearing
- support assembly
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Abstract
The utility model relates to the technical field of bearing supporting, and aims to provide a movable type bearing supporting device which moves along the axial direction of a bearing and a supporting system for supporting a mill barrel. A base is fixedly arranged on a foundation and a bearing seat is movably mounted on the base through a roller or a slide rail, so that the movable type bearing supporting device which can move along the axial direction of the bearing is formed; the two ends of the mill barrel are mounted on the movable type bearing supporting device and a fixed bearing supporting device, respectively; when the mill barrel is heated and expanded to stretch, an axial force applied to the bearing drives the bearing seat in the movable type bearing supporting device to move, a static friction force between the barrel and the bearing, which is caused under the effect of the axial force, is avoided by moving the bearing seat, and thus the normal rotation of the barrel is guaranteed.
Description
Technical field
The utility model relates to bearings technical field, specifically a kind of bearing support assembly that can move along bearing axial direction and the support system of grinding mill barrel.
Background technique
Grinding machine is the equipment that carries out material grinding and pulverizing by the rotation of cylindrical shell, and the end cap at grinding mill barrel two ends is arranged in the bearing being oppositely arranged, and two bearings is fixedly mounted on respectively in the diaxon bearing being oppositely arranged.In the working procedure of grinding machine, the steel ball in grinding mill barrel and the collision of material realize the grinding to material, under the continuous collision of steel ball and material, can produce very large heat, cause cylindrical shell to be heated after expand extend; In the time that grinding machine stops operating, As time goes on, barrel temperature declines gradually cylindrical shell is shortened.Because the two ends of cylindrical shell are fixedly mounted in bearing, in the time that cylindrical shell extends, make the bearing of both sides be subject to the effect of axial force, and then between bearing and cylindrical shell, produce the stiction perpendicular to cylindrical shell sense of rotation, affect the rotation of cylindrical shell.Between the end cap at cylindrical shell two ends and bearing portion, there is matching gap, can eliminate by this matching gap the dilatation of cylindrical shell.The bearing that existing market adopts is divided into rolling bearing and sliding bearing, the bearing portion two ends of sliding bearing are all fixed, this requires the end cap at cylindrical shell two ends, there is one end outline to be longer than the other end with the axle journal of bearing fit, thereby for dilatation reserves certain mobile space, and sliding bearing needs special lubricating oil station and electrical control, and cost is high and safeguard loaded down with trivial details.Rolling bearing does not need petrol station and electrical control, only needs periodic replacement lubricating grease, simple to operate; The bearing of rolling bearing adopts special construction more, lengthens inner ring, and adopts spheric outer ring, realizes the elongation of cylindrical shell after cylindrical shell is heated by the movement of inner ring, and the rolling bearing price that still can offset swell increment in mill running process is more expensive.Therefore, be badly in need of a kind of bearing support assembly, for supporting the bearing at grinding mill barrel two ends, with the dilatation that adapts to produce because being heated in cylindrical shell operation process.
Model utility content
One of the purpose of this utility model is to provide a kind of movable bearing support assembly, for realize bearing support assembly along bearing shaft to movement; Two of the purpose of this utility model is to provide a kind of support system of grinding mill barrel, for solving existing grinding mill barrel operation process, because cylindrical shell is subject to thermal stretching to cause bearing to be subject to responsive to axial force and then affects the problem that cylindrical shell rotates.
The technical scheme in the invention for solving the technical problem is: a kind of movable bearing support assembly, comprise base, bearing support and bearing cap, described bearing cap is threaded connection dismountable being arranged on bearing support and with bearing support one and is used from and grips bearing, it is characterized in that, on the upper surface that is fixedly installed in the described base on ground, be slidably fitted with a bearing support moving along bearing axial direction.
Further, on the upper surface of described base, be provided with at least one ganoid first convex, and be provided with some second convexes corresponding with each first convex in the bottom of described bearing support, and between first, second convex, be provided with some rollers that only roll along bearing axial direction.
Further, on the upper surface of described base, be provided with at least one ganoid first convex, described in each, the upper surface of the first convex is provided with the slide rail that at least one extends along bearing axial direction, and is provided with in the bottom of described bearing support correspondence the chute being slidably matched with slide rail.
Further, described the first convex is to be symmetricly set on two of base upper surface, described in each, the two ends of roller are respectively equipped with the collar stop for being held in the first convex and the second convex both sides, and are provided with at described bearing support downside the Sealing that pair of rollers place cavity seals.
Further, described slide rail cross section is the one in rectangle, swallow-tail form or T shape.
Further, in described bearing support, be provided with bearing is carried out to cooling water cavity, and described water cavity connects by the entery and delivery port and the circulating water that are arranged on bearing support.
Further, on described bearing support, be provided with the temperature measuring equipment for Real-Time Monitoring bearing support temperature.
A kind of grinding mill barrel support system, comprise cylindrical shell and two be oppositely arranged on cylindrical shell two ends by bearing for supporting the bearing support assembly of cylindrical shell, it is characterized in that, wherein a bearing support assembly is the arbitrary described movable bearing support assembly of claim 1 to 7, and another bearing support assembly is one along the relatively static fixed bearing support assembly of cylindrical shell axial direction.
Further, described fixed bearing support assembly comprises the base, bearing support and the bearing cap that are fixed on ground, and described bearing support is fixedly mounted on and on described base and together with bearing cap, clamps bearing.
The beneficial effects of the utility model are: the utility model is fixed on base on ground, and bearing support is movably arranged on described base by roller or slide rail, provide the one can be along the axially movable movable bearing support assembly of bearing; Grinding mill barrel two ends are arranged on respectively on described movable bearing support assembly and rigid bearing support device, in the time that grinding mill barrel expanded by heating extends, drive the bearing support in movable bearing support assembly to move by the axial force being applied on bearing, and stiction between cylindrical shell and the bearing avoiding bringing under the effect of this axial force by the movement of bearing support, ensure the normal rotation of cylindrical shell.
Brief description of the drawings
Fig. 1 is movable bearing support assembly schematic diagram;
Fig. 2 is base sectional view in Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is roller schematic diagram;
Fig. 5 is A place partial enlarged drawing in Fig. 1;
Fig. 6 is movable bearing support assembly the second embodiment;
Fig. 7 is movable bearing support assembly the 3rd embodiment;
Fig. 8 is movable bearing support assembly the 4th embodiment;
Fig. 9 is movable bearing support assembly the 5th embodiment;
Figure 10 is the support device schematic diagram of fixed end in grinding mill barrel support system;
In figure: 1 base, 2 grinding faces, 3 packing rings, 4 cover plates, 51 water outlets, 52 water intakes, 6 bearing supports, 7 bolts connect, 8 bearing caps, 9 lubricating cups, 10 temperature measuring equipments, 11 rollers, 12 screws connect, 13 blocks, 14 cotter pins, 15 baffle plates and felt, 16 bearings, 17 water cavities, 18 fuel outlets, 19 first convexes, 20 sides, 21 inside edges, 22 second convexes, 20 ' side, 23 sliding platforms, 24 slide rails, 25 chutes, 1 ' base, 6 ' bearing support, 8 ' bearing cap.
Embodiment
Embodiment one:
As shown in Figures 1 to 5, movable bearing support assembly comprises base 1, cover plate 4, intake-outlet, bearing support 6, bearing cap 8, lubricating cup 9, temperature measuring equipment 10, roller 11 and baffle plate and felt 15.Below in conjunction with accompanying drawing, this movable bearing support assembly is described in detail.
Base 1 is bolted to connection on ground, and as shown in Figure 2, the upper surface that is provided with the first convex 19, the first convexes 19 of two rectangles at the upper surface of base 1 is processed and formed grinding face 2 through polishing, to ensure the smooth of the first convex 19 surfaces.Two first convexes 19 are symmetrical and interval setting on base 1, and the first convex 19 essence are a working platform, can obtain by the upper surface of milling base.Some rollers 11 are placed on respectively on two first convexes 19, as shown in Figure 4, the metalwork that roller 11 is clavate, be respectively equipped with a through hole being disposed radially at the two ends of each roller 11, on the roller between two through hole, be equipped with a pair of block 13, block 13 is a circular ring metal part, and in through hole, coordinates installation one cotter pin 14 to carry out spacing to block 13.When installation, first two blocks 13 are nested with at the two ends of a roller, then cotter pin 14 are coordinated and is arranged in the through hole at roller two ends; Then roller is placed on the first convex, and the inside edge 21 of two blocks 13 is contacted with the bi-side 20 of the first convex 19 respectively; Block 13 act as pair of rollers 11 carry out spacing, to guarantee that roller 11 only rolls along bearing axial direction.
Above some rollers, be placed with a bearing support 6, on the bottom surface of bearing support 6, be provided with two second convexes 22 corresponding with each first convex 19 on base 1, the lower surface of the second convex 22 is processed through polishing, to ensure less surface roughness, the interval between two second convexes 22 is used for dodging block 13.The second convex 22 sizes and the first convex 19 are measure-alike, when installation, the second convex 22 is stuck between two blocks 13, and makes the bi-side 20 of the second convex 22 ' contact cooperation with the inside edge 21 of block 13 respectively, to guarantee that bearing support 6 only can move along bearing axial direction.
Above bearing support 6, be bolted 7 and be installed with a bearing cap 8, between bearing support 6 and bearing cap 8, bearing 16 is installed.Because bearing outer ring is fixed between bearing support 6 and bearing cap 8, when bearing is subject to used time of doing of axial force, this axial force is just delivered on bearing support 6 and bearing cap 8, forces bearing support 6 to slide on roller 11, on first convex 19 of roller 11 on base 1, rolls.
For bearing is lubricated, on bearing cap, be provided with lubricating cup 9, in bearing cap, inject grease by lubricating cup 9; On bearing support 6, be provided with fuel outlet 18, by fuel outlet, used oil fat discharged.For bearing is lowered the temperature, be respectively equipped with water outlet 51 and water intake 52 in bearing support 6 both sides, between intake-outlet and bearing support, be respectively equipped with packing ring 3 and cover plate 4, to ensure good sealing.And on bearing support 6, be provided with water cavity 17, water cavity 17, for connecting the cavity of water intake and water outlet, injects cooling water by water intake in water cavity, and the heat in bearing support 6 is delivered in cooling water, and by water outlet, cooling water is emitted, realization is cooling to bearing support 6.For ease of the temperature of Real-Time Monitoring bearing, on the bearing support 6 of water intake one side, be provided with temperature measuring equipment 10, by temperature measuring equipment, grinding machine upper bearing (metal) temperature is delivered to master-control room.For the rolling scope of restriction roller, be connected by screw 12 in bearing support 6 bottom surroundings and be fixedly connected with respectively baffle plate and felt 15, the sheet metal that baffle plate is rectangle, baffle plate is provided with the tapped hole adapting with screw; Felt can be realized the protection of pair of rollers 11, the wearing and tearing of anti-baffle plate pair of rollers 11.
Embodiment two:
As shown in Figure 6, movable bearing support assembly comprises base 1, cover plate 4, intake-outlet, bearing support 6, bearing cap 8, lubricating cup 9, temperature measuring equipment 10, baffle plate and felt 15 and sliding platform 23.Be fixed with a sliding platform 23 at the upper surface of base 1, the rectangular plate shape of sliding platform 23 for processing through polishing, fixes a slide rail 24 extending along bearing axial direction at the upper surface of sliding platform 23.Be provided with a chute 25 being slidably matched with slide rail 24 at the lower surface of bearing support 6, bearing support 6, in the used time of doing that is subject to axial force, can slide along slide rail 24.Slide rail 24 for sectional shape be the metal bar of rectangle, guide rail when essence is bearing support linear slide.Structure shape, the mounting type of cover plate 4, intake-outlet, bearing cap 8, lubricating cup 9, temperature measuring equipment 10 and baffle plate and felt 15 are all identical with embodiment one.
Embodiment three:
As shown in Figure 7, be only that with embodiment two difference the sectional shape of slide rail is swallow-tail form, and chute be shaped as the swallow-tail form being slidably matched with slide rail.
Embodiment four:
As shown in Figure 8, be only that with embodiment three difference the sectional shape of slide rail is T shape, and chute be shaped as the T shape being slidably matched with slide rail.
Embodiment five:
As shown in Figure 9, be only that with embodiment two difference slide rail is two that be arranged in parallel, and be provided with two chutes that are slidably matched with each slide rail respectively in the bottom of bearing support.
This movable bearing support assembly can be used for the support of grinding mill barrel, one end of grinding mill barrel is fixedly mounted in movable bearing support assembly, the other end of grinding mill barrel is fixedly mounted in fixed end bearing support assembly, as shown in figure 10, fixed end bearing support assembly mainly comprise base 1 ', bearing support 6 ' and bearing cap 8 ', base 1 ' be bolted on ground, and base 1 ' be oppositely arranged with base 1; Base 1 ' on fixedly mount a bearing support 6 ', a bearing cap 8 ' be bolted 7 is fixed on bearing support 6 ' upper, and with bearing support 6 ' together with clamp bearing.Bearing on two bases is oppositely arranged paired use, is fixed with the cylindrical shell of grinding machine in two bearings, and steel ball bumps and realizes the grinding to material with cylindrical shell rotation and with material in cylindrical shell.Along with the rotation of cylindrical shell, constantly collision between steel ball and material, and constantly under friction and collision, producing a large amount of heats and be delivered on cylindrical shell, after cylindrical shell is heated, expand and cylindrical shell is extended; Because the two ends of cylindrical shell are fixed in two bearings that are oppositely arranged, cylindrical shell expanded by heating produces respectively outside axial force in two bearings when elongation; Because bearing is fixed in bearing support and bearing cap, this axial force be just delivered to bearing support and the bearing cap that is connected with bearing support on; Bearing support 6 ' be fixed on base 1 ' upper, is provided with roller 11 between bearing support 6 and base 1, and therefore, under the effect of this axial force, bearing support 6 is just oppressed roller 11 and rolled laterally; Bearing support 6 moves laterally simultaneously, to eliminate this axial force, and then eliminates the stiction perpendicular to cylindrical shell sense of rotation between bearing and cylindrical shell, reduces the wearing and tearing of cylindrical shell, and ensures the normal rotation of cylindrical shell.
Claims (9)
1. a movable bearing support assembly, comprise base, bearing support and bearing cap, described bearing cap is threaded connection dismountable being arranged on bearing support and with bearing support one and is used from and grips bearing, it is characterized in that, on the upper surface that is fixedly installed in the described base on ground, be slidably fitted with a bearing support moving along bearing axial direction.
2. a kind of movable bearing support assembly according to claim 1, it is characterized in that, on the upper surface of described base, be provided with at least one ganoid first convex, and be provided with some second convexes corresponding with each first convex in the bottom of described bearing support, and between first, second convex, be provided with some rollers that only roll along bearing axial direction.
3. a kind of movable bearing support assembly according to claim 1, it is characterized in that, on the upper surface of described base, be provided with at least one ganoid first convex, described in each, the upper surface of the first convex is provided with the slide rail that at least one extends along bearing axial direction, and is provided with in the bottom of described bearing support correspondence the chute being slidably matched with slide rail.
4. a kind of movable bearing support assembly according to claim 2, it is characterized in that, described the first convex is to be symmetricly set on two of base upper surface, described in each, the two ends of roller are respectively equipped with the collar stop for being held in the first convex and the second convex both sides, and are provided with at described bearing support downside the Sealing that pair of rollers place cavity seals.
5. a kind of movable bearing support assembly according to claim 3, is characterized in that, described slide rail cross section is the one in rectangle, swallow-tail form or T shape.
6. a kind of movable bearing support assembly according to claim 1, is characterized in that, be provided with bearing is carried out to cooling water cavity, and described water cavity connects by the entery and delivery port and the circulating water that are arranged on bearing support in described bearing support.
7. a kind of movable bearing support assembly according to claim 1, is characterized in that, is provided with the temperature measuring equipment for Real-Time Monitoring bearing support temperature on described bearing support.
8. a grinding mill barrel support system, comprise cylindrical shell and two be oppositely arranged on cylindrical shell two ends by bearing for supporting the bearing support assembly of cylindrical shell, it is characterized in that, wherein a bearing support assembly is the arbitrary described movable bearing support assembly of claim 1 to 7, and another bearing support assembly is one along the relatively static fixed bearing support assembly of cylindrical shell axial direction.
9. a kind of grinding mill barrel support system according to claim 8, it is characterized in that, described fixed bearing support assembly comprises the base, bearing support and the bearing cap that are fixed on ground, and described bearing support is fixedly mounted on and on described base and together with bearing cap, clamps bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320852746.6U CN203730575U (en) | 2013-12-23 | 2013-12-23 | Movable type bearing supporting device and mill barrel supporting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320852746.6U CN203730575U (en) | 2013-12-23 | 2013-12-23 | Movable type bearing supporting device and mill barrel supporting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203730575U true CN203730575U (en) | 2014-07-23 |
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ID=51200654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320852746.6U Expired - Fee Related CN203730575U (en) | 2013-12-23 | 2013-12-23 | Movable type bearing supporting device and mill barrel supporting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203730575U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704081A (en) * | 2017-02-05 | 2017-05-24 | 国家电网公司 | Support device for construction of energy storage power station |
| CN107781307A (en) * | 2017-10-19 | 2018-03-09 | 刘和来 | A kind of Self-aligning linear-contact double-cambered surface bearing supporter for mills |
| CN108119563A (en) * | 2018-01-22 | 2018-06-05 | 马鞍山市麦克英孚机械科技有限公司 | A kind of Mobile vertical bearing block |
| CN109372892A (en) * | 2018-12-27 | 2019-02-22 | 遵化市红利矿山机械厂 | Dry type rod mill thermally expands servo-actuated bearing group |
| CN112027392A (en) * | 2020-08-18 | 2020-12-04 | 东方电气(广州)重型机器有限公司 | Container holder system |
-
2013
- 2013-12-23 CN CN201320852746.6U patent/CN203730575U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704081A (en) * | 2017-02-05 | 2017-05-24 | 国家电网公司 | Support device for construction of energy storage power station |
| CN107781307A (en) * | 2017-10-19 | 2018-03-09 | 刘和来 | A kind of Self-aligning linear-contact double-cambered surface bearing supporter for mills |
| CN107781307B (en) * | 2017-10-19 | 2019-07-12 | 刘和来 | A kind of Self-aligning linear-contact double-cambered surface bearing supporter for mills |
| CN108119563A (en) * | 2018-01-22 | 2018-06-05 | 马鞍山市麦克英孚机械科技有限公司 | A kind of Mobile vertical bearing block |
| CN109372892A (en) * | 2018-12-27 | 2019-02-22 | 遵化市红利矿山机械厂 | Dry type rod mill thermally expands servo-actuated bearing group |
| CN112027392A (en) * | 2020-08-18 | 2020-12-04 | 东方电气(广州)重型机器有限公司 | Container holder system |
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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: 20140723 Termination date: 20201223 |
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| CF01 | Termination of patent right due to non-payment of annual fee |