CN207989572U - A kind of clipping bearing applied to numerically-controlled machine tool - Google Patents
A kind of clipping bearing applied to numerically-controlled machine tool Download PDFInfo
- Publication number
- CN207989572U CN207989572U CN201820408072.3U CN201820408072U CN207989572U CN 207989572 U CN207989572 U CN 207989572U CN 201820408072 U CN201820408072 U CN 201820408072U CN 207989572 U CN207989572 U CN 207989572U
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- Prior art keywords
- bearing
- inner race
- extended segment
- outer ring
- bearing inner
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Abstract
The utility model discloses a kind of clipping bearing applied to numerically-controlled machine tool; including bearing outer ring, bearing inner race, several balls; the bearing inner race side is provided with the clamping device of the axis for adapting to the different diameters of axle; the bearing outer ring is provided with the lubrication channel for being lubricated to ball, and the region between the bearing outer ring, bearing inner race is provided with the dust-proof member for carrying out proofing dust and protecting to bearing.
Description
Technical field
The utility model is related to bearings, and in particular to a kind of clipping bearing.
Background technology
Bearing is a kind of very important parts in contemporary mechanical equipment, its major function is support machinery rotation
Body, to reduce mechanical load friction coefficient of the equipment in transmission process, bearing is wide as a kind of important driving parts
General to apply to every field, the bearing on bearing may be only available for a kind of axis of model at present, result in this way the application of axis than
More single or different axis needs the bearing of different model, therefore causes very big waste in actual use, improves
Cost, it is therefore desirable to which existing bearing is improved.
Invention content
To solve the deficiencies in the prior art, the purpose of this utility model is to provide a kind of bearing, for solving above-mentioned background
In the bearing mentioned the problem of not adapting to the different axis of size.
To realize the above-mentioned technical purpose, technical solution used by the utility model is as follows：
A kind of clipping bearing applied to numerically-controlled machine tool, including bearing outer ring, bearing inner race, several balls, it is described
Bearing inner race side is provided with the clamping device of the axis for adapting to the different diameters of axle, and the bearing outer ring is provided with for rolling
The lubrication channel that pearl is lubricated, the region between the bearing outer ring, bearing inner race are provided with for preventing bearing
The dust-proof member of dirt protection.
As further improvement of the utility model.
Above-mentioned clamping device includes shell, the shell include the case extension for being set to bearing inner race side, with
Case extension matches and the two constitutes the sealing shell of detachable cooperation, and the case extension includes being set to bearing
The side of inner ring and outwardly extending extended segment a, extended segment b, the extended segment a, extended segment b in a ring structure and with
Bearing inner race is coaxially arranged, and extended segment b is between extended segment a and the periphery of bearing inner race and the inner headed face of extended segment a
Diameter is equal to the inner headed face diameter of bearing inner race, and the sealing shell is in one end open, the closed cylindrical tube knot of the other end
The periphery diameter of structure and seal casinghousing is equal to the periphery diameter of bearing inner race, and the blind end of seal casinghousing is coaxially arranged with
Through-hole and through-hole diameter are equal to the inner headed face diameter of bearing inner race, and the opening diameter of seal casinghousing is equal to the outer circle of extended segment b
Face diameter, is provided with connector between the seal casinghousing and extended segment b and seal casinghousing is installed on by connector and is prolonged
A section b is stretched, the connector includes the external screw thread for being set to extended segment b peripheries, is set to the interior of seal casinghousing inner cavity cavity wall
Screw thread, the bearing inner race side, extended segment a peripheries, extended segment b inner headed faces, seal casinghousing blind end collectively form peace
Fill region；
The clamping device further includes the circumferencial direction of three clamping components and three clamping components along bearing inner race
It is evenly spaced on, the clamping components include grip block, scroll bar, turbine, and the inner headed face of the extended segment a, which is provided with, leads
To direction perpendicular to the threaded hole of extended segment a axial directions, the grip block is the periphery setting of cylindrical structure and grip block
There is the external screw thread to match with threaded hole, and one end of grip block is located in installation region, the other end is bare terminal end and passes through
Threaded hole is simultaneously located in bearing inner race, and the seal casinghousing blind end is provided with perforating, the scroll bar be divided into two sections and
Respectively smooth section, spiral section, and smooth section is located at extraneous, spiral section and passes through perforating and be located at installation region；
It is connected by linkage part between the turbine and grip block and turbine is engaged with scroll bar, turbine is along grip block
When axially displaced, turbine can continue to export power to grip block by linkage part, and the linkage part is to be set to
External splines on grip block, the internal spline for being set to turbine.
As further improvement of the utility model.
The inner headed face of above-mentioned bearing outer ring is provided with the slot rolling rolled for ball, and the lubrication channel includes setting
Lubrication groove, the fuel feed hole that is set to the side of bearing outer ring and is connected with lubrication groove in slot rolling slot bottom, ball are located at slot rolling
When interior, the spherical calotte of ball is located in lubrication groove and is formed with gap area between ball and the slot bottom of lubrication groove.
As further improvement of the utility model.
The inner headed face of above-mentioned bearing outer ring is provided with card slot and card slot is close to the side of bearing outer ring, and described is dust-proof
Component includes dust excluding plate, and the dust excluding plate is that the outer ring edge of loop configuration and dust excluding plate is provided with and matches with card slot
Flange, dust excluding plate are connected in bearing outer ring, the outer ring of dust excluding plate and the inner headed face of bearing outer ring by the cooperation of flange and card slot
Contact, the inner ring of dust excluding plate are contacted with the periphery of bearing inner race, and the side of the dust excluding plate is provided with ventilation hole and leads to
Matching installation is useful for the filter screen of the particulate matters such as filtering dust in air holes.
As further improvement of the utility model.
The periphery of the smooth section of the scroll bar is provided with scale value；The smooth section end set of the scroll bar, which has, is in
Hexagonal head, and head is provided with and tightens hole in hexagonal.
As further improvement of the utility model.
The clamping device is provided with two groups and two groups of clamping devices are respectively arranged at the side of bearing inner race.
The advantageous effect of the utility model compared with prior art is that the utility model can be applicable in different dimensions
Axis.
Description of the drawings
In order to illustrate more clearly of the utility model embodiment, letter will be done to attached drawing needed in the embodiment below
Single introduction, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the utility model, general for this field
For logical technical staff, without creative efforts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the partial cross-sectional perspective view of the utility model.
Fig. 3 is the structural schematic diagram of the clamping device of the utility model.
Fig. 4 is the structural upright schematic diagram of the clamping device of the utility model.
Fig. 5 is the structural schematic diagram of the lubrication channel of the utility model.
Fig. 6 is the structural schematic diagram of the dust-proof member of the utility model.
Each label meaning is in figure：
10, clamping device；110, case extension；120, sealing shell；130, clamping components；131, grip block；132, whirlpool
Bar；133, turbine；
20, lubrication channel；21, fuel feed hole；22, lubrication groove；
30, dust-proof member；31, dust excluding plate；32, flange.
Specific implementation mode
With reference to the attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than all implements
Example.Based on the embodiments of the present invention, those of ordinary skill in the art without making creative work, are obtained
The every other embodiment obtained, belongs to scope of protection of the utility model.
As shown in figures 1 to 6, a kind of clipping bearing applied to numerically-controlled machine tool, including it is bearing outer ring, bearing inner race, several
Ball, the bearing inner race side are provided with the clamping device 10 of the axis for adapting to the different diameters of axle, the bearing outer ring
It is provided with the lubrication channel 20 for being lubricated to ball, the region between the bearing outer ring, bearing inner race is provided with
Dust-proof member 30 for carrying out proofing dust and protecting to bearing.
As in Figure 2-4, above-mentioned clamping device 10 includes shell, and the shell includes being set to bearing inner race side
Case extension 110, match with case extension 110 and the two constitutes the sealing shell 120 of detachable cooperation, specifically
, the case extension 110 includes side and outwardly extending extended segment a, the extended segment b for being set to bearing inner race, described
Extended segment a, extended segment b structure and coaxially arranged with bearing inner race in a ring, extended segment b is located at extended segment a and bearing
Between the periphery of inner ring and the inner headed face diameter of extended segment a is equal to the inner headed face diameter of bearing inner race, outside the sealing
Shell 120 is equal in the periphery diameter of one end open, the closed cylindrical tube structure of the other end and seal casinghousing 120 in bearing
The blind end of the periphery diameter of circle, seal casinghousing 120 is coaxially arranged with through-hole and through-hole diameter is equal to the interior of bearing inner race
Disc diameter, the opening diameter of seal casinghousing 120 are equal to the periphery diameter of extended segment b, the seal casinghousing 120 and extension
It is provided with connector between section b and seal casinghousing 120 is installed on extended segment b by connector,
The connector includes the external screw thread for being set to extended segment b peripheries, is set to 120 inner cavity cavity wall of seal casinghousing
Internal thread, the bearing inner race side, extended segment a peripheries, extended segment b inner headed faces, 120 blind end of seal casinghousing are common
Constitute installation region.
The clamping device 10 further includes three clamping components 130 and three clamping components 130 along bearing inner race
Circumferencial direction is evenly spaced on, and the clamping components 130 include grip block 131, scroll bar 132, turbine 133, and described prolongs
The threaded hole that the inner headed face of section a is provided with guide direction perpendicular to extended segment a axial directions is stretched, the grip block 131 is cylinder
The periphery of structure and grip block 131 is provided with the external screw thread to match with threaded hole, and one end of grip block 131 is located at peace
It fills in region, the other end is bare terminal end and passes through threaded hole and in bearing inner race, 120 blind end of seal casinghousing is set
It is equipped with perforating, the scroll bar 132 is divided to for two sections and respectively smooth section, spiral section, and smooth section is located at extraneous, spiral
Section passes through perforating and is located at installation region.
It is connected by linkage part between the turbine 133 and grip block 131 and turbine 133 is engaged with scroll bar 132,
When turbine 133 is axially displaced along grip block 131, turbine 133 can continue to export to grip block 131 by linkage part dynamic
Power, the linkage part are the external splines being set on grip block 131, are set to the internal spline of turbine 133；132 turns of scroll bar
Moving and passing through turbine 133 drives grip block 131 to rotate synchronously, and due to being threadedly coupled between grip block 131 and threaded hole, is clamped
Block 131 does the movement towards or away from bearing inner race, and to adapt to the axis of the different diameters of axle, in addition to this, grip block 131 is supported with axis
When touching, there is a larger radial load between the external screw thread and threaded hole of grip block 131, therefore will produce larger stiction,
The vibration that axis generates when working will not impact grip block 131.
More specifically, in order to ensure be between axis and bearing the smooth section of coaxially arranged, described scroll bar 132 outer circle
Face is provided with scale value, can make the moving displacement of the grip block 131 of three clamping components 130 consistent by scale value, to protect
Axis is demonstrate,proved to arrange with coaxial bearing.
More optimize, the smooth section end set of the scroll bar 132 has in hexagonal head, and head is arranged
Have and tighten hole in hexagonal, staff can be such that scroll bar 132 rotates by allen wrench, and operation is more convenient.
More optimize, in order to make the fixed effect between axis and bearing more preferably, the clamping device 10 is provided with two
Group and two groups of clamping devices 10 are respectively arranged at the side of bearing inner race.
As shown in figure 5, the inner headed face of above-mentioned bearing outer ring is provided with the slot rolling rolled for ball, the lubrication is logical
Road 20 includes being set to the lubrication groove 22 of slot rolling slot bottom, the oil inlet for being set to the side of bearing outer ring and being connected with lubrication groove 22
Hole 21, when ball is located in slot rolling, the spherical calotte of ball be located in lubrication groove 22 and the slot bottom of ball and lubrication groove 22 it
Between be formed with gap area；Lubricating oil is flowed into lubrication groove 22 through fuel feed hole 21 and is lubricated to ball, in addition to this, due to
It is formed with gap area between ball and the slot bottom of lubrication groove 22 so that bearing can bear radial load and be carried with axial simultaneously
Lotus improves the service life of bearing.
As shown in fig. 6, the inner headed face of above-mentioned bearing outer ring is provided with card slot and card slot is close to the side of bearing outer ring,
The dust-proof member 30 includes dust excluding plate 31, and the dust excluding plate 31 sets for the outer ring edge of loop configuration and dust excluding plate 31
It is equipped with the flange 32 to match with card slot, dust excluding plate 31 is connected in bearing outer ring, dust excluding plate by the cooperation of flange 32 and card slot
31 outer ring is contacted with the inner headed face of bearing outer ring, and the inner ring of dust excluding plate 31 is contacted with the periphery of bearing inner race, and described is anti-
The side of dirt plate 31 is provided with the filter screen that Matching installation in ventilation hole and ventilation hole is useful for the particulate matters such as filtering dust；It is anti-
Regional seal between bearing outer ring and bearing inner race is prevented dust from entering in bearing by dirt plate 31, while dust excluding plate 31 passes through
Snap fit is installed on bearing, easy disassembly, and the filter screen of 31 side of dust excluding plate makes the air in bearing and outside air
Circulation, improves the heat-sinking capability of bearing.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use this practicality new
Type；Various modifications to these embodiments will be apparent to those skilled in the art, the utility model
Defined in General Principle can be in the case where not departing from the spirit or scope of the utility model, in other embodiments
It realizes.Therefore, the utility model will not be defined to the embodiments shown herein, and be to fit to it is disclosed herein
Principle and the consistent widest range of features of novelty.
Claims (6)
1. a kind of clipping bearing applied to numerically-controlled machine tool, which is characterized in that it includes bearing outer ring, bearing inner race, several
Ball, the bearing inner race side are provided with the clamping device of the axis for adapting to the different diameters of axle, and the bearing outer ring is set
It is equipped with the lubrication channel for being lubricated to ball, the region between the bearing outer ring, bearing inner race, which is provided with, to be used for
The dust-proof member of proofing dust and protecting is carried out to bearing.
2. a kind of clipping bearing applied to numerically-controlled machine tool according to claim 1, which is characterized in that above-mentioned clamping
Mechanism includes shell, the shell include the case extension for being set to bearing inner race side, with case extension match and
The two constitutes the sealing shell of detachable cooperation, and the case extension includes being set to the side of bearing inner race and to extension
Extended segment a, the extended segment b stretched, the extended segment a, extended segment b structure and coaxially arranged with bearing inner race in a ring,
Extended segment b is between extended segment a and the periphery of bearing inner race and the inner headed face diameter of extended segment a is equal to bearing inner race
Inner headed face diameter, the sealing shell are in the outer of one end open, the closed cylindrical tube structure of the other end and seal casinghousing
Disc diameter is equal to the periphery diameter of bearing inner race, and the blind end of seal casinghousing is coaxially arranged with through-hole and through-hole diameter etc.
In the inner headed face diameter of bearing inner race, the opening diameter of seal casinghousing is equal to the periphery diameter of extended segment b, the capsul
It is provided with connector between body and extended segment b and seal casinghousing is installed on extended segment b, the connector packet by connector
The internal thread for including and being set to the external screw thread of extended segment b peripheries, be set to seal casinghousing inner cavity cavity wall, the bearing inner race side
Face, extended segment a peripheries, extended segment b inner headed faces, seal casinghousing blind end collectively form installation region；
The clamping device further includes three clamping components and three clamping components are uniform along the circumferencial direction of bearing inner race
It is spaced apart, the clamping components include grip block, scroll bar, turbine, and the inner headed face of the extended segment a is provided with guiding side
To the threaded hole perpendicular to extended segment a axial directions, the grip block be the periphery of cylindrical structure and grip block be provided with
The external screw thread that threaded hole matches, and one end of grip block is located in installation region, the other end is bare terminal end and passes through screw thread
Hole is simultaneously located in bearing inner race, and the seal casinghousing blind end is provided with perforating, and the scroll bar is divided into two sections and difference
It is located at extraneous, spiral section for smooth section, spiral section, and smooth section and passes through perforating and positioned at installation region；
It is connected by linkage part between the turbine and grip block and turbine is engaged with scroll bar, turbine is along grip block axial direction
When being subjected to displacement, turbine can continue to export power to grip block by linkage part, and the linkage part is to be set to clamping
External splines on block, the internal spline for being set to turbine.
3. a kind of clipping bearing applied to numerically-controlled machine tool according to claim 1, which is characterized in that above-mentioned bearing
The inner headed face of outer ring is provided with the slot rolling rolled for ball, and the lubrication channel includes the lubrication for being set to slot rolling slot bottom
Slot, the side for being set to bearing outer ring and the fuel feed hole connected with lubrication groove, when ball is located in slot rolling, the part ball of ball
Face is located in lubrication groove and is formed with gap area between ball and the slot bottom of lubrication groove.
4. a kind of clipping bearing applied to numerically-controlled machine tool according to claim 1, which is characterized in that above-mentioned bearing
The inner headed face of outer ring is provided with card slot and card slot is close to the side of bearing outer ring, and the dust-proof member includes dust excluding plate, institute
The dust excluding plate stated is provided with the flange to match with card slot for the outer ring edge of loop configuration and dust excluding plate, and dust excluding plate is by turning over
The cooperation of side and card slot is connected in bearing outer ring, and the outer ring of dust excluding plate is contacted with the inner headed face of bearing outer ring, the inner ring of dust excluding plate
It is contacted with the periphery of bearing inner race, it is useful that the side of the dust excluding plate is provided with Matching installation in ventilation hole and ventilation hole
In the filter screen of the particulate matters such as filtering dust.
5. a kind of clipping bearing applied to numerically-controlled machine tool according to claim 2, which is characterized in that the scroll bar
The periphery of smooth section be provided with scale value；The smooth section end set of the scroll bar has in hexagonal head, and
Head is provided with tightens hole in hexagonal.
6. a kind of clipping bearing applied to numerically-controlled machine tool according to claim 2, which is characterized in that the clamping
Mechanism is provided with two groups and two groups of clamping devices are respectively arranged at the side of bearing inner race.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820408072.3U CN207989572U (en) | 2018-03-26 | 2018-03-26 | A kind of clipping bearing applied to numerically-controlled machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820408072.3U CN207989572U (en) | 2018-03-26 | 2018-03-26 | A kind of clipping bearing applied to numerically-controlled machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207989572U true CN207989572U (en) | 2018-10-19 |
Family
ID=63829002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820408072.3U Expired - Fee Related CN207989572U (en) | 2018-03-26 | 2018-03-26 | A kind of clipping bearing applied to numerically-controlled machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207989572U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109793477A (en) * | 2019-03-06 | 2019-05-24 | 佛山市顺德区美的洗涤电器制造有限公司 | Filtration system and household electrical appliance with it |
-
2018
- 2018-03-26 CN CN201820408072.3U patent/CN207989572U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109793477A (en) * | 2019-03-06 | 2019-05-24 | 佛山市顺德区美的洗涤电器制造有限公司 | Filtration system and household electrical appliance with it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181019 Termination date: 20190326 |