CN206936413U - A kind of chuck for fixing bearing positioning disk - Google Patents
A kind of chuck for fixing bearing positioning disk Download PDFInfo
- Publication number
- CN206936413U CN206936413U CN201720444886.8U CN201720444886U CN206936413U CN 206936413 U CN206936413 U CN 206936413U CN 201720444886 U CN201720444886 U CN 201720444886U CN 206936413 U CN206936413 U CN 206936413U
- Authority
- CN
- China
- Prior art keywords
- positioning disk
- bearing positioning
- chuck
- gag lever
- bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of chuck for fixing bearing positioning disk, including chuck body and claw, the support bar for spring bearing positioning disk is provided with the claw, the annular groove for being defined to the axial location of bearing positioning disk is offered among the support bar, multiple gag lever posts along center in circumferentially-spaced distribution, the mounting hole interference fits of the gag lever post and bearing positioning disk are provided with the chuck body.This programme uses new mechanical structure, claw can play a supporting role to bearing positioning disk, bearing positioning disk is arranged in the annular groove of bearing positioning disk, position-limiting action can be played to the axial direction of bearing positioning disk, improve stability of the bearing positioning disk in axial direction, gag lever post is located in the mounting hole of bearing positioning disk so that bearing positioning disk can be rotated by gag lever post with chuck body, so as to prevent bearing positioning disk to skid.
Description
Technical field
It the utility model is related to lathe clamping tool, more particularly to a kind of chuck for fixing bearing positioning disk.
Background technology
A kind of bearing positioning disk 1 to be processed as shown in Figure 1, bearing positioning disk 1 is in round pie, in the axle of bearing positioning disk 1
The circumferentially-spaced of the heart offers multiple mounting holes 2 for being used to install bearing, needs to use car when bearing positioning disk 1 is produced
Bed carries out cutting processing to bearing positioning disk 1, is typically to use chuck to position bearing positioning disk 1.
Chuck is the mechanical device for being used for clamping workpiece on lathe.Utilize the radial direction for the movable jaw being distributed on chuck body
It is mobile, Workpiece clamping and the machine tool accessories of positioning.Chuck is typically by chuck body, movable jaw and the part of claw drive mechanism 3
Composition.Minimum 65 millimeters of chuck body diameter, maximum up to 1500 millimeters, there is through hole in center, will pass through workpiece or bar；The back of the body
There are cylinder or short taper profile structure in portion, is connected directly or by ring flange and machine tool chief axis end.Chuck is typically mounted on car
Use, can also coordinate with various indexing means, for milling machine and drilling machine on bed, cylindrical grinder and internal grinder.
Publication No. CN204700333 Chinese patent discloses a kind of fast positioning four paws card for clamping irregular part
Disk, including chuck, stud, claw, equidistant displaced spirals mechanism and detent mechanism；Wherein stud screw in chuck in, claw with
Stud screws in together；Equidistant displaced spirals mechanism is embedded in the center of chuck by positioning disc, after clamping workpiece fixation, leads to
Detent mechanism is fixed on chuck by the positioning V-shaped block positioning crossed in detent mechanism, last screwing bolts.
Above-mentioned utility model is positioned using equidistant displaced spirals mechanism centering and detent mechanism, and then workpiece is carried out fast
Speed clamps, and is clamped by chuck, but when clamping some large-scale bearing positioning disks, due to the diameter of bearing positioning disk
Larger, claw and the contact area of bearing positioning disk side wall are relatively small, and in order to ensure the precision of bearing positioning disk, clamping
Dynamics can not be excessive, so as to which frictional force between bearing positioning disk and claw is not very big, but in cutting bearing positioning disk
When bearing positioning disk can be by larger shear force radially vertical with bearing positioning disk so that bearing positioning disk easily occurs to beat
It is sliding.
Utility model content
The purpose of this utility model is to provide a kind of chuck for fixing bearing positioning disk, and the chuck is by by gag lever post
It is located in the mounting hole of bearing positioning disk, is fixed so as to the circumference of bearing positioning disk so that bearing positioning disk is not susceptible to
Skid.
Above-mentioned technical purpose of the present utility model technical scheme is that：One kind is used for fixing bearing
The chuck of positioning disk, including chuck body and claw, the support bar for spring bearing positioning disk is provided with the claw, it is described
The annular groove for being defined to the axial location of bearing positioning disk, the week in the axle center of the chuck body are offered among support bar
To the gag lever post being arranged at intervals with perpendicular to chuck body, the mounting hole interference fits of the gag lever post and bearing positioning disk.
By using above-mentioned technical proposal, claw can be played a supporting role to bearing positioning disk, and bearing positioning disk is pacified
In the annular groove of bearing positioning disk, position-limiting action can be played to the axial direction of bearing positioning disk, improve bearing positioning disk and exist
The stability of axial direction, gag lever post is located in the mounting hole of bearing positioning disk so that bearing positioning disk can pass through gag lever post
Rotated with chuck body, so as to prevent bearing positioning disk to skid.
The utility model is further arranged to：It is provided with the annular groove and the radially fixed connection of support bar, axial rotation
The support roller of connection.
By using above-mentioned technical proposal, when bearing positioning disk is arranged in annular groove, bearing positioning disk and support roller
Contradict, reduce the frictional force between bearing positioning disk and support bar so that bearing positioning disk can be on support bar easily
Rotate.
The utility model is further arranged to：The axial thread of the support bar is connected with the fixation spiral shell being located in annular groove
Bolt.
By using above-mentioned technical proposal so that can pass through fastening when the bearing positioning disk of different-thickness is installed
Bearing positioning disk is pushed against in annular groove by bolt.
The utility model is further arranged to：The fixing bolt is rotatably connected to top plate close to one end of chuck body.
By using above-mentioned technical proposal, the setting of top plate can increase the pressure between fastening bolt and bearing positioning disk
By force so that bearing positioning disk damage.
The utility model is further arranged to：The chuck body is offered along chuck body footpath close to the side of bearing positioning disk
Slid to the chute of setting, in the chute and be provided with sliding block, the gag lever post is fixedly connected with a slide block.
By using above-mentioned technical proposal, gag lever post can be slid by sliding block in chute, be determined with adapting to different bearings
The mounting hole of diverse location on the disk of position.
The utility model is further arranged to：The regulation spiral shell being radially arranged along chuck body is threaded with the sliding block
Bar, the adjusting screw rod are rotatablely connected with chuck body, and the one end of the adjusting screw rod away from sliding block offers hexagonal counterbore.
By using above-mentioned technical proposal, adjusting screw rod can be easily rotated using inner hexagon spanner, so as to drive cunning
Block is slid in chute so that the position of gag lever post can be conveniently adjusted by adjusting screw rod.
The utility model is further arranged to：The gag lever post includes interior bar and outer bar, is offered in the outer bar for institute
The groove of interior bar sliding is stated, push spring is provided between the interior bar and the outer bar.
By using above-mentioned technical proposal so that gag lever post can stretch in the presence of push spring so that bearing is fixed
When being rotated on claw, when mounting hole turns to gag lever post position, the interior bar of gag lever post can push position disk
By pressure such as mounting hole in the presence of spring so that bearing positioning disk can rotate in the presence of gag lever post with chuck body.
The utility model is further arranged to：Threaded one end of the outer bar away from the sliding block is connected with locking cap, institute
It is stepped cylinder body to state interior bar, including limited post and the body of rod, and the limited post sliding is arranged on inside outer bar, the locking cap
The through hole worn for the body of rod is offered, the diameter of the through hole is less than the diameter of limited post.
By using above-mentioned technical proposal, the locking cap being threadedly coupled with outer bar is arranged in interior bar so that interior bar is pushing away
Outer bar can not be departed from the presence of spring by sending, and improve the stability of gag lever post.
In summary, the utility model has the advantages that：Bearing positioning disk abuts with support roller, reduces bearing
Frictional force between positioning disk and support bar so that the enough rotary shafts of support bar and can while being clamped to bearing positioning disk
Positioning disk is held, the interior bar of gag lever post is against in the presence of push spring on bearing positioning disk so that on bearing positioning disk
Mounting hole when turning to the position of gag lever post, gag lever post can be penetrated in the mounting hole of bearing positioning disk so that bearing positions
Disk can be rotated by gag lever post with chuck body, it is therefore prevented that the skidding of bearing positioning disk.
Brief description of the drawings
Fig. 1 is bearing positioning disk structural representation to be processed；
Fig. 2 is the general assembly structural representation of chuck；
Fig. 3 is connection relationship diagram between adjusting screw rod, gag lever post；
Fig. 4 is the structural representation of gag lever post.
In figure：1st, chuck body；2nd, claw；3rd, support bar；4th, annular groove；5th, support roller；6th, fixing bolt；7th, top plate；8th, limit
Position bar；81st, outer bar；82nd, interior bar；821st, the body of rod；822nd, limited post；83rd, push spring；84th, locking cap；9th, chute；10th, adjust
Screw rod；11st, sliding block；12nd, hexagonal counterbore；13rd, groove；14th, through hole；15th, bearing positioning disk；16th, mounting hole.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in Fig. 2 a kind of chuck for fixing bearing positioning disk, including chuck body 1 and claw 2, on the claw 2
The support bar 3 for spring bearing positioning disk 15 is provided with, is offered among the support bar 3 for bearing positioning disk 15
The annular groove 4 that axial location is defined, be provided with the chuck body 1 it is multiple along center be in circumferentially-spaced distribution gag lever posts 8,
The interference fits of mounting hole 16 of the gag lever post 8 and bearing positioning disk 15.
The support roller 5 being rotatablely connected with support bar 3, support roller 5 and the radially fixed company of support bar 3 are arranged with annular groove 4
Connecing, axial rotation connection, when bearing positioning disk 15 is arranged in annular groove 4, bearing positioning disk 15 abuts with support roller 5,
So as to reduce the frictional force between bearing positioning disk 15 and support bar 3 so that same being clamped to bearing positioning disk 15
When the enough rolling bearing positioning disks 15 of and can, can be right by the mounting hole 16 on bearing positioning disk 15 by rolling bearing positioning disk 15
Quasi- limited post 822, the interior bar 82 on limited post 822 can be pressed into mounting hole 16 in the presence of push spring 83, so as to axle
Hold positioning disk 15 and play position-limiting action so that bearing positioning disk 15 can be rotated by gag lever post 8 with chuck body 1, be prevented
Bearing positioning disk 15 skids.The axial thread of support bar 3 is connected with the fixing bolt 6 being located in annular groove 4, fixed spiral shell
Bolt 6 is rotatably connected to top plate 7 close to one end of chuck body 1, after interior bar 82 is through in mounting hole 16, by adjusting fixing bolt
6 enable to top plate 7 to be pushed against bearing positioning disk 15 on the inwall of support bar 3, to adapt to the bearing positioning disk of different-thickness
15 so that axially retaining for bearing positioning disk 15 is stable.
As shown in Figure 2 and Figure 4, chuck body 1 is provided with multiple gag lever posts 8, gag lever post 8 close to the side of bearing positioning disk 15
The week side of boss in the axle center of chuck body 1 is disposed on, gag lever post 8 includes interior bar 82 and outer bar 81, groove 13 is offered in outer bar 81, interior
The sliding of bar 82 is arranged in groove 13, push spring 83 is provided between interior bar 82 and outer bar 81, the one end of push spring 83 is with leading to
The internal face of groove 13 contradicts, and the other end contradicts with interior bar 82, so as to apply the thrust away from the direction of outer bar 81 to interior bar 82 so that
Interior bar 82 is contradicted on bearing positioning disk 15, and interior bar 82 is stepped cylinder body, and interior bar 82 includes limited post 822 and the body of rod 821,
The locking cap 84 being threadedly coupled with outer bar 81 is arranged with outer bar 81, through hole 14 is offered on locking cap 84, the body of rod 821 is passed and set
Through hole 14, the sliding of limited post 822 is arranged in groove 13, and the diameter of limited post 822 is greater than the diameter of the body of rod 821, so as to
So that interior bar 82 can not depart from outer bar 81 in the presence of push spring 83.
As shown in Figures 2 and 3, chuck body 1 offers chute 9 close to the side of bearing positioning disk 15, and chute 9 is along chuck body
1 is radially arranged, and is slid in chute 9 and is provided with sliding block 11, gag lever post 8 is fixedly connected with sliding block 11 so that gag lever post 8 can be in cunning
Being slid in groove 9, adjusting screw rod 10 is threaded with sliding block 11, adjusting screw rod 10 is rotatablely connected by bearing block and chuck body 1,
Adjusting screw rod 10 is radially arranged along chuck body 1, and the one end of adjusting screw rod 10 away from sliding block 11 offers hexagonal counterbore 12, by interior
Die nut can easily rotate adjusting screw rod 10, so as to be slid with movable slider 11 in chute 9 so that pass through regulation
Screw rod 10 can be conveniently adjusted the position of gag lever post 8 so that the radius of gag lever post 8 to the center of circle of chuck body 1 is equal to mounting hole 16
To the radius in the center of circle of bearing positioning disk 15, so as to adapt to the mounting hole 16 of diverse location on different bearing positioning disks 15.
Specific work process is as follows, when fixing bearing positioning disk 15, is first positioned bearing by hanging apparatus
Disk 15 is placed on the claw 2 of chuck body 1, is simultaneously clamped bearing positioning disk 15 using the certralizing ability of claw 2, bearing is fixed
Position disk 15 is arranged in the annular groove 4 of support bar 3, is kept contradicting with the roller bearing in annular groove 4, is determined so as to easily rolling bearing
Position disk 15；
Then adjusting screw rod 10 is rotated by inner hexagon spanner, band movable slider 11 slides in chute 9 so that spacing
Bar 8 is equal to mounting hole 16 to the radius in the center of circle of chuck body 1 and existed to the radius in the center of circle of bearing positioning disk 15, the interior bar 82 of gag lever post 8
It is against in the presence of push spring 83 on bearing positioning disk 15 so that the mounting hole 16 on bearing positioning disk 15 turns to limit
During the position of position bar 8, gag lever post 8 can be penetrated in the mounting hole 16 of bearing positioning disk 15 so that bearing positioning disk 15 can lead to
Gag lever post 8 is crossed to rotate with chuck body 1；
Finally after interior bar 82 is through in mounting hole 16, top plate 7 is enabled to position bearing by adjusting fixing bolt 6
Disk 15 is pushed against on the inwall of support bar 3, to adapt to the bearing positioning disk 15 of different-thickness so that the axial direction of bearing positioning disk 15
Keep stable.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Claims (8)
1. a kind of chuck for fixing bearing positioning disk, including chuck body（1）And claw（2）, it is characterised in that：The claw
（2）On be provided with for spring bearing positioning disk（15）Support bar（3）, the support bar（3）Centre is offered for axle
Hold positioning disk（15）The annular groove that is defined of axial location（4）, the chuck body（1）On be provided with it is multiple along center in circumferential
The gag lever post being spaced apart（8）, the gag lever post（8）With bearing positioning disk（15）Mounting hole（16）Interference fits.
A kind of 2. chuck for fixing bearing positioning disk according to claim 1, it is characterised in that：The annular groove（4）
Inside it is provided with and support bar（3）Radially fixed connection, the support roller of axial rotation connection（5）.
A kind of 3. chuck for fixing bearing positioning disk according to claim 2, it is characterised in that：The support bar
（3）Axial thread be connected with and be located in annular groove（4）Interior fixing bolt（6）.
A kind of 4. chuck for fixing bearing positioning disk according to claim 3, it is characterised in that：The fixing bolt
（6）Close to chuck body（1）One end be rotatably connected to top plate（7）.
A kind of 5. chuck for fixing bearing positioning disk according to claim 1, it is characterised in that：The chuck body
（1）Close to bearing positioning disk（15）Side offer along chuck body（1）The chute being radially arranged（9）, the chute（9）Interior cunning
Shifting is provided with sliding block（11）, the gag lever post（8）With sliding block（11）It is fixedly connected.
A kind of 6. chuck for fixing bearing positioning disk according to claim 5, it is characterised in that：The sliding block（11）
On be threaded with along chuck body（1）The adjusting screw rod being radially arranged（10）, the adjusting screw rod（10）With chuck body（1）Rotate
Connection, the adjusting screw rod（10）Away from sliding block（11）One end offer hexagonal counterbore（12）.
A kind of 7. chuck for fixing bearing positioning disk according to claim 6, it is characterised in that：State gag lever post（8）
Including interior bar（82）And outer bar（81）, the outer bar（81）On offer for the interior bar（82）The groove of sliding（13）, it is described
Interior bar（82）With the outer bar（81）Between be provided with push spring（83）.
A kind of 8. chuck for fixing bearing positioning disk according to claim 7, it is characterised in that：The outer bar（81）
Away from the sliding block（11）Threaded one end be connected with locking cap（84）, the interior bar（82）For stepped cylinder body, including limit
Position post（822）And the body of rod（821）, the limited post（822）Sliding is arranged on outer bar（81）Inside, the locking cap（84）Open up
Have and supply the body of rod（821）The through hole worn（14）, the through hole（14）Diameter be less than limited post（822）Diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720444886.8U CN206936413U (en) | 2017-04-25 | 2017-04-25 | A kind of chuck for fixing bearing positioning disk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720444886.8U CN206936413U (en) | 2017-04-25 | 2017-04-25 | A kind of chuck for fixing bearing positioning disk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206936413U true CN206936413U (en) | 2018-01-30 |
Family
ID=61358827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720444886.8U Expired - Fee Related CN206936413U (en) | 2017-04-25 | 2017-04-25 | A kind of chuck for fixing bearing positioning disk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206936413U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110977564A (en) * | 2019-12-18 | 2020-04-10 | 凌剑 | Multifunctional clamping table of horizontal machining center machine tool |
| CN111232875A (en) * | 2020-03-19 | 2020-06-05 | 涡阳县信隆船舶附件有限公司 | Ship axle lifting device |
| CN111266668A (en) * | 2020-04-01 | 2020-06-12 | 兰州理工大学 | Translational mechanism capable of stepless adjusting gyration radius and gear machining device |
| CN111827872A (en) * | 2020-07-20 | 2020-10-27 | 南京集优智库信息技术有限公司 | Motor dive formula ditching device |
-
2017
- 2017-04-25 CN CN201720444886.8U patent/CN206936413U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110977564A (en) * | 2019-12-18 | 2020-04-10 | 凌剑 | Multifunctional clamping table of horizontal machining center machine tool |
| CN111232875A (en) * | 2020-03-19 | 2020-06-05 | 涡阳县信隆船舶附件有限公司 | Ship axle lifting device |
| CN111266668A (en) * | 2020-04-01 | 2020-06-12 | 兰州理工大学 | Translational mechanism capable of stepless adjusting gyration radius and gear machining device |
| CN111266668B (en) * | 2020-04-01 | 2021-07-02 | 兰州理工大学 | Translational mechanism capable of stepless adjusting gyration radius and gear machining device |
| CN111827872A (en) * | 2020-07-20 | 2020-10-27 | 南京集优智库信息技术有限公司 | Motor dive formula ditching device |
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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 |
Granted publication date: 20180130 Termination date: 20180425 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |