CN207669098U - A kind of emery wheel general assembly mechanism - Google Patents
A kind of emery wheel general assembly mechanism Download PDFInfo
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- CN207669098U CN207669098U CN201721862994.3U CN201721862994U CN207669098U CN 207669098 U CN207669098 U CN 207669098U CN 201721862994 U CN201721862994 U CN 201721862994U CN 207669098 U CN207669098 U CN 207669098U
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- grinding wheel
- cylinder
- bearing
- installation axle
- limiting section
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Abstract
The utility model discloses a kind of emery wheel general assembly mechanisms, including installation axle, grinding wheel group and the bearing group for being sheathed on installation axle, grinding wheel component is sheathed on bearing group, two bearings positioned at the outermost both sides of bearing group are known as edge bearing, grinding wheel component includes grinding wheel stand, driving wheel and grinding wheel, and grinding wheel stand sets that there are two the abutting parts abutted with the outer ring of edge bearing；Installation axle is equipped with limiting section, and grinding wheel is mounted between two limiting sections, and the inner ring of each limiting section edge corresponding with one bearing respectively abuts；Limiting section is additionally provided with annular protrusion, and two end faces of grinding wheel stand are equipped with annular groove, each annular protrusion annular groove clearance fit corresponding with one.Installation axle, grinding wheel component and bearing group are formed a set of component by limiting section and grinding wheel stand cooperation, meanwhile, the function of limiting section and grinding wheel stand realization baffle ring and sealing ring also plays the function as positioning datum, simplifies structure, reduces installation step.
Description
Technical field
The utility model belongs to grinding machine technical field, and in particular to a kind of emery wheel general assembly mechanism.
Background technology
Existing grinding wheel when being installed on grinding machine, since auxiliary grinding wheel installation part is excessive, generally requires complexity
Assembling process.Such as it in order to ensure leakproofness, needs that sealing ring is arranged in shaft；Grinding wheel stand slips in order to prevent, needs turning
End ring and end cap, number of parts, which is arranged, in axis excessively makes the globality of entire component be deteriorated, and the probability for generating error becomes larger, i.e.,
Inconvenient whole set replacement is also unfavorable for the machining accuracy of workpiece.
Utility model content
To solve the above-mentioned problems, the purpose of this utility model provide one kind can integral disassembly, assembly and the higher emery wheel of precision it is total
Mounting mechanism.
To achieve the above object, the utility model is achieved by following technical scheme：
A kind of emery wheel general assembly mechanism described in the utility model, including installation axle, grinding wheel component and it is sheathed on the peace
The bearing group of axis is filled, grinding wheel component is sheathed on the bearing group, and the bearing group is made of several stacked arrangement bearings, is located at institute
Two bearings for stating the outermost both sides of bearing group are known as edge bearing, and the grinding wheel component includes grinding wheel stand, connects with the grinding wheel stand
The driving wheel that connects and the grinding wheel for being installed on the grinding wheel stand, the grinding wheel stand are set there are two abutting part, each abutting part
The outer ring of edge corresponding with one bearing abuts respectively；
The installation axle is set there are two the limiting section around its outer wall, the bearing group be set to two limiting sections it
Between, the inner ring of each limiting section edge corresponding with one bearing respectively abuts；The limiting section is additionally provided with and the peace
The coaxial annular protrusion of axis is filled, the protrusion direction of the annular protrusion is parallel to the length direction of the installation axle, the grinding wheel
Two end faces of seat are equipped with annular groove, the annular protrusion annular groove corresponding with one of each limiting section
Clearance fit.
Further, the grinding wheel stand includes fixed part, clamping plate and end cap；The fixed part is different by three outer diameters
The ring-shaped step structure of cylinder stacked arrangement composition, three cylinders are followed successively by the first cylinder, the second cylinder and third cylinder,
And the outer diameter of three cylinders becomes larger successively；The grinding wheel is sheathed on second cylinder, and the plywood sleeve is set to described the
One cylinder simultaneously compresses the grinding wheel, and the end cap is sheathed on the installation axle and is connected to first cylinder to compress the folder
Plate.
Further, the fixed part is additionally provided with the through-hole through three cylinders, and several bearings are located at institute
It states in through-hole and coordinates with the through-hole transition.
Further, the inner wall of the through-hole is equipped with a circle step, and the step is one of them described abutting part.
Further, the end cap is equipped with the annular flange that a circle can stretch into the through-hole, and the annular flange is another
One abutting part.
Further, one of them described annular groove is set to the bottom surface of the third cylinder, another described annular is recessed
Slot is set to the bottom surface of the end cap.
Further, the end cap is fixed on the bottom surface of first cylinder by screw.
Further, the driving wheel is fixed on the bottom surface of the third cylinder by screw.
Further, one of them described limiting section is removably sheathed on the installation axle.
Further, several bearings include deep groove ball bearing and thrust bearing.
Compared with prior art, the utility model has the beneficial effects that：
The utility model is provided with the limiting section of annular protrusion in installation axle, and annular is arranged in two end faces of grinding wheel stand
Installation axle, grinding wheel component and bearing group are formed a set of component by groove, limiting section and grinding wheel stand cooperation, meanwhile, limit
Portion and grinding wheel stand realize the function of baffle ring and sealing ring, also play the function as positioning datum, simplify structure, reduce
Installation step, avoids the rigging error that installation step is excessively brought, and specific effect is as follows：
(1) sealing function can be played after 34 clearance fit of annular protrusion 111 and annular groove, prevent the impurity such as dust into
Enter the space between grinding wheel stand 3 and installation axle 1, and then impurity is avoided to enter bearing and be damaged to, it is also possible to prevent axis
Outside the outflow of lubrication oil held to grinding wheel stand 3；
(2) if eccentricity is more than certain value in 3 rotation process of grinding wheel stand, between annular protrusion 111 and annular groove 34
Side wall 82 can contact with each other, prevent the opposite offset that bigger occurs between grinding wheel stand 3 and installation axle 1, ensure the precision of processing；
(3) if the case where stress overloading occurs in grinding wheel stand 3, the side wall 82 between annular protrusion 111 and annular groove 34
It can contact with each other, external force is transferred to limiting section 11, prevent shaft strength from overloading and being damaged.
Description of the drawings
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings, wherein：
Fig. 1 is a kind of structural schematic diagram of emery wheel general assembly mechanism described in the utility model；
Fig. 2 is the dismantling schematic diagram of Fig. 1；
Fig. 3 is the sectional view of Fig. 1；
Fig. 4 is the sectional view of installation axle described in the utility model；
Fig. 5 is the sectional view of grinding wheel stand described in the utility model；
Fig. 6 is the sectional view of end cap described in the utility model；
Fig. 7 is the sectional view of demountable limiting section described in the utility model.
In figure：
1- installation axles；11- limiting sections；111- annular protrusions；
2- bearing groups；21- first bearings；22- second bearings；
3- grinding wheel stands；
31- fixed parts；The first cylinders of 311-；The second cylinders of 312-；313 third cylinders；
314- through-holes；315- steps；
32- clamping plates；33- end caps；331- annular flanges；34- annular grooves；
4- driving wheels；5- grinding wheels.
Specific implementation mode
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
As shown in FIG. 1 to 3, a kind of emery wheel general assembly mechanism described in the utility model, including installation axle 1, grinding wheel component
With bearing group 2.Bearing group 2 is set to installation axle 1, and grinding wheel component is sheathed on bearing group 2, and grinding wheel component can be around installation axle at this time
1 rotation.Bearing group 2 is made of the bearing of several stacked arrangements, hereinafter described for convenience, and outermost two will be located in bearing group 2
Two bearings of side are known as edge bearing, respectively first bearing 21 and second bearing 22.
Specifically, grinding wheel component includes grinding wheel stand 3, the driving wheel being connect with grinding wheel stand 34 and is installed on grinding wheel stand 3
Grinding wheel 5, driving wheel 4 are sequentially connected with drive component 7, and drive component 7 drives driving wheel 4 to rotate, to realize grinding wheel stand 3 and sand
5 rotation of wheel.Grinding wheel stand 3 is set there are two abutting part, and the outer ring of each abutting part edge corresponding with one bearing respectively abuts, peace
Dress axis 1 is set there are two the limiting section 11 around its outer wall, and bearing group 2 is set between two limiting sections 11, and each limiting section 11 divides
The inner ring of edge bearing not corresponding with one abuts, since grinding wheel stand 3 and limiting section 11 are supported with the edge bearing of bearing group 2
It connects, and bearing group 2 and limiting section 11 are both secured to installation axle 1, so grinding wheel component just can not slip installation axle 1, install at this time
Axis 1, grinding wheel component and bearing group 2 form a set of component, when integral replacing, it is only necessary to tear installation axle 1 on cantilever 8 open
Lower or installation.
Further, limiting section 11 is additionally provided with annular protrusion 111, and the annular protrusion 111 and installation axle 1 are coaxial, and its
Protrusion direction is parallel to the length direction of installation axle 1, and correspondingly, two end faces of grinding wheel stand 3 are equipped with annular groove 34, each
The annular protrusion 111 of limiting section 11 34 clearance fit of annular groove corresponding with one.Above-mentioned structure design has as follows
Effect：
(1) sealing function can be played after 34 clearance fit of annular protrusion 111 and annular groove, prevent the impurity such as dust into
Enter the space between grinding wheel stand 3 and installation axle 1, and then impurity is avoided to enter bearing and be damaged to, it is also possible to prevent axis
Outside the outflow of lubrication oil held to grinding wheel stand 3；
(2) if eccentricity is more than certain value in 3 rotation process of grinding wheel stand, between annular protrusion 111 and annular groove 34
Side wall 82 can contact with each other, prevent the opposite offset that bigger occurs between grinding wheel stand 3 and installation axle 1, ensure the precision of processing；
(3) if the case where stress overloading occurs in grinding wheel stand 3, the side wall 82 between annular protrusion 111 and annular groove 34
It can contact with each other, external force is transferred to limiting section 11, prevent shaft strength from overloading and being damaged.
Limiting section 11 can be realized simultaneously the function of baffle ring and sealing ring, also play the function as positioning datum, letter
Change structure, reduced installation step, avoids the rigging error that installation step is excessively brought.
Preferably, grinding wheel stand 3 includes fixed part 31, clamping plate 32 and end cap 33.Fixed part 31 includes that three outer diameters are different
Cylinder, fixed part 31 are 315 structure of ring-shaped step being made of three cylinder stacked arrangements, and three cylinders are followed successively by
One cylinder 311, the second cylinder 312 and third cylinder 313, and the outer diameter of three cylinders becomes larger successively, i.e. the first cylinder 311
Minimum outer diameter, the largest outside diameter of third cylinder 313.Grinding wheel 5 is sheathed on the second cylinder 312, and clamping plate 32 is sheathed on the first cylinder
311 and grinding wheel 5 is compressed, grinding wheel 5 is sandwiched between third cylinder 313 and clamping plate 32 at this time, and end cap 33 is sheathed on installation axle 1 simultaneously
It is connected to the first cylinder 311, end cap 33 exerts a force to compress clamping plate 32, and then grinding wheel 5 is clamped.Preferably, if end cap 33 is equipped with
Dry screw thread via, the first cylinder 311 are equipped with several threaded holes, and end cap 33 is fixed on the bottom of first cylinder 311 by screw
Face changes the clamping force of grinding wheel 5 by the length of the first cylinder of adjusting screw precession 311.
Preferably, fixed part 31 is equipped with through-hole 314, and through-hole 314 runs through three cylinders, and bearing group 2 is located in through-hole 314
And coordinate with 314 transition of through-hole.The inner wall of through-hole 314 is equipped with a circle step 315, and step 315 is one of abutting part, step
315 abut the outer ring of first bearing 21.Preferably, end cap 33 is equipped with a circle annular flange 331, and annular flange 331 is another
Abutting part, the outer diameter of annular flange 331 is less than the internal diameter of through-hole 314, when end cap 33 is connect with the first cylinder 311, convex annular
Edge 331 is stretched into through-hole 314 and is abutted with the outer ring of second bearing 22.
The annular groove 34 of grinding wheel stand 3 totally two, in the present embodiment, it is preferable that one of annular groove 34 is set to the
The bottom surface of three cylinders 313, another annular groove 34 are set to the bottom surface of end cap 33.It is readily apparent that, third cylinder 313 and end cap 33
Multiple annular grooves 34 can be set, and multiple annular protrusions 111, multiple annular protrusions 111 are also correspondingly arranged in limiting section 11
With 34 clearance fit of multiple annular grooves to enhance sealing effect, while in 3 stress overloading of grinding wheel stand, multiple annular protrusions
111 and multiple annular grooves 34 contact simultaneously, increase intensity, stressed effect is more preferable.
Preferably, in two limiting sections 11, one of limiting section 11 is removably sheathed on installation axle 1, the present embodiment
In, another limiting section 11 is integrally machined molding with installation axle 1.
Preferably, bearing group 2 includes deep groove ball bearing and thrust bearing, the bearing group 2 of this implementation totally three bearings, successively
For two deep groove ball bearings and a thrust bearing.
Preferably, driving wheel 4 is fixed on the bottom surface of third cylinder 313 by screw, and driving wheel 4 can be gear or belt
Wheel, concrete type are decided according to the actual requirements.
If when assembling installation axle 1, grinding wheel component and dry bearing 2, process is：
(1) grinding wheel stand 3 is sleeved in installation axle 1, so that the annular protrusion 111 of the limiting section 11 in installation axle 1 is embedded in and fixes
The annular groove 34 of the third cylinder 313 in portion 31, therefore annular groove 34 and annular protrusion 111 can also rise in an assembling process
To positioning action, ensures that fixed part 31 and installation axle 1 are substantially coaxial, facilitate the installation of bearing group 2；
(2) bearing group 2 is set in installation axle 1, be placed into the through-hole 314 of fixed part 31, make the interior of first bearing 21
Circle is abutted with the inner ring of the limiting section 11 in installation axle 1, the abutting of the outer ring and the step 315 in through-hole 314 of first bearing 21；
(3) grinding wheel 5 is set in the second cylinder 312 of fixed part 31, clamping plate 32 is set in the first column of fixed part 31
Body 311, then end cap 33 is connected by screw the first cylinder 311 in fixed part 31, so that end cap 33 is compressed clamping plate 32, protects simultaneously
The annular flange 331 for demonstrate,proving end cap 33 abuts the outer ring of second bearing 22；
(4) removable limiting section 11 is sheathed on installation axle 1, keeps the annular of its annular protrusion 111 insertion end cap 33 recessed
In slot 34, while ensureing that it abuts the inner ring of second bearing 22.
(5) driving wheel 4 is sheathed on installation axle 1, and is connected driving wheel 4 and the third cylinder 313 of grinding wheel stand 3 by screw
It connects, if installation axle 1, grinding wheel component and dry bearing 2 form a set of component at this time.
A kind of other structures of emery wheel general assembly mechanism are referring to the prior art described in the present embodiment.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation, therefore it is every without departing from the content of the technical scheme of the utility model, according to the technical essence of the utility model to implementing above
Any modification, equivalent variations and modification, are still within the scope of the technical solutions of the present invention made by example.
Claims (10)
1. a kind of emery wheel general assembly mechanism, including installation axle, grinding wheel component and the bearing group for being sheathed on the installation axle, grinding wheel group
Part is sheathed on the bearing group, and the bearing group is made of several stacked arrangement bearings, is located at the outermost both sides of the bearing group
Two bearings are known as edge bearing, it is characterised in that：
The grinding wheel component includes grinding wheel stand, the driving wheel being connect with the grinding wheel stand and the sand for being installed on the grinding wheel stand
Wheel, the grinding wheel stand are set there are two abutting part, and the outer ring of each abutting part edge corresponding with one bearing respectively abuts；
The installation axle is set there are two the limiting section around its outer wall, and the bearing group is set between two limiting sections, often
A limiting section respectively edge corresponding with one bearing inner ring abut；The limiting section is additionally provided with same with the installation axle
The annular protrusion of axis, the protrusion direction of the annular protrusion are parallel to the length direction of the installation axle, and the two of the grinding wheel stand
A end face is equipped with annular groove, and the annular protrusion annular groove corresponding with one gap of each limiting section is matched
It closes.
2. a kind of emery wheel general assembly mechanism according to claim 1, which is characterized in that the grinding wheel stand includes fixed part, folder
Plate and end cap；The fixed part is the ring-shaped step structure being made of the different cylinder stacked arrangement of three outer diameters, three circles
Cylinder is followed successively by the first cylinder, the second cylinder and third cylinder, and the outer diameter of three cylinders becomes larger successively；The grinding wheel set
Set on second cylinder, the plywood sleeve is set to first cylinder and compresses the grinding wheel, and the end cap is sheathed on described
Installation axle is simultaneously connected to first cylinder to compress the clamping plate.
3. a kind of emery wheel general assembly mechanism according to claim 2, which is characterized in that the fixed part is additionally provided with through three
The through-hole of the cylinder, several bearings are located in the through-hole and coordinate with the through-hole transition.
4. a kind of emery wheel general assembly mechanism according to claim 3, which is characterized in that the inner wall of the through-hole is equipped with a circle platform
Rank, the step are one of them described abutting part.
5. a kind of emery wheel general assembly mechanism according to claim 4, which is characterized in that the end cap, which is equipped with a circle, can stretch into institute
The annular flange in through-hole is stated, the annular flange is another described abutting part.
6. a kind of emery wheel general assembly mechanism according to claim 2, which is characterized in that one of them described annular groove is set to
The bottom surface of the third cylinder, another described annular groove are set to the bottom surface of the end cap.
7. a kind of emery wheel general assembly mechanism according to claim 2, which is characterized in that the end cap is fixed on institute by screw
State the bottom surface of the first cylinder.
8. a kind of emery wheel general assembly mechanism according to claim 2, which is characterized in that the driving wheel is fixed on by screw
The bottom surface of the third cylinder.
9. a kind of emery wheel general assembly mechanism according to claim 1, which is characterized in that one of them described limiting section is detachable
Ground is sheathed on the installation axle.
10. a kind of emery wheel general assembly mechanism according to claim 1, which is characterized in that several bearings include deep-groove ball
Bearing and thrust bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721862994.3U CN207669098U (en) | 2017-12-27 | 2017-12-27 | A kind of emery wheel general assembly mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721862994.3U CN207669098U (en) | 2017-12-27 | 2017-12-27 | A kind of emery wheel general assembly mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207669098U true CN207669098U (en) | 2018-07-31 |
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ID=62971260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721862994.3U Active CN207669098U (en) | 2017-12-27 | 2017-12-27 | A kind of emery wheel general assembly mechanism |
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| CN (1) | CN207669098U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110026861A (en) * | 2019-03-25 | 2019-07-19 | 郑州市钻石精密制造有限公司 | A kind of processing method of wheel grinding device, lathe and inner hole groove |
| CN111515861A (en) * | 2020-04-28 | 2020-08-11 | 中铁隆昌铁路器材有限公司 | Assembling tool and assembling method for quickly polishing grinding wheel |
| CN114290149A (en) * | 2021-12-30 | 2022-04-08 | 枣庄北航机床创新研究院有限公司 | Deep hole grinding device |
-
2017
- 2017-12-27 CN CN201721862994.3U patent/CN207669098U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110026861A (en) * | 2019-03-25 | 2019-07-19 | 郑州市钻石精密制造有限公司 | A kind of processing method of wheel grinding device, lathe and inner hole groove |
| CN111515861A (en) * | 2020-04-28 | 2020-08-11 | 中铁隆昌铁路器材有限公司 | Assembling tool and assembling method for quickly polishing grinding wheel |
| CN111515861B (en) * | 2020-04-28 | 2021-05-11 | 中铁隆昌铁路器材有限公司 | Assembling tool and assembling method for quickly polishing grinding wheel |
| CN114290149A (en) * | 2021-12-30 | 2022-04-08 | 枣庄北航机床创新研究院有限公司 | Deep hole grinding device |
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