CN208992225U - A kind of centering clamping device for looking for interior circle center automatically - Google Patents
A kind of centering clamping device for looking for interior circle center automatically Download PDFInfo
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- CN208992225U CN208992225U CN201821715777.6U CN201821715777U CN208992225U CN 208992225 U CN208992225 U CN 208992225U CN 201821715777 U CN201821715777 U CN 201821715777U CN 208992225 U CN208992225 U CN 208992225U
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- hole
- support frame
- bolt
- link block
- clamping device
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Abstract
The utility model discloses the centering clamping devices that one kind looks for interior circle center automatically, including adjust bolt, support frame, link block, swing arm bar and support rod；The adjusting bolt is divided into major thread section, cylindrical section and minor thread section, support frame as described above end is equipped with convex block, pilot hole is equipped on the convex block, the center of support frame as described above is equipped with tapped through hole, the adjusting bolt passes through tapped through hole, the link block is set in the cylindrical section adjusted on bolt by through-hole, the link block passes through three swing arm bars of bolted splice, the swing arm bar other end passes through the pilot hole of support frame upper protruding block by bolted splice support rod one end, the free end of support rod.The utility model has the advantage of the device also completes the clamping process to workpiece while looking for circular hole center in workpiece, easy to operate, efficient；And may be used on the interior circular hole of different-diameter, it is adaptable, it is clamped convenient for the centering of the inner circle part to different-diameter.
Description
Technical field
The utility model relates to centerings to step up technical field, and specially a kind of centering for looking for interior circle center automatically clamps dress
It sets.
Background technique
In mechanical processing process, centering, clamping are it is often the case that substep carried out, and the centering of inner circle generally requires disk
Table finds center, and the clamping process of inner circle is then clamped frequently with the centring means of elastic collet；Existing common inner disk
Table aligning method, process is cumbersome, more demanding to the Personal Skills of operator, and the elastic collet for inner circle clamping is because of itself
Structure limitation, cause that elastic collet applicability is not high, the elastic collet of same specification interior Circularhole diameter range applicatory
It is small, and centering, clamping substep carry out, inefficiency is inconvenient.
Utility model content
The technical problem to be solved by the utility model is to: existing aligning method, process is cumbersome, to operator's
Personal Skills are more demanding, and the elastic collet applicability clamped for inner circle is not high, and centering, clamping substep carry out, low efficiency
Under, it is inconvenient.
In order to solve the above technical problems, the utility model provides the following technical solutions:
A kind of centering clamping device for looking for interior circle center automatically, including adjust bolt, support frame, link block, swing arm bar with
And support rod.The adjusting bolt is divided into major thread section, cylindrical section and minor thread section from left to right.
Three ends of support frame as described above are equipped with convex block, and the center of the convex block is equipped with pilot hole, the branch
The center of support is equipped with tapped through hole, and the adjusting bolt is big on tapped through hole, the tapped through hole and adjusting bolt
Thread segment is threadedly coupled.
The center of the link block is equipped with through-hole, and the link block is set in the cylindrical section adjusted on bolt by through-hole
On, the part that the minor thread section is stretched out on the right side of link block is screwed with nut；The link block passes through three swing arm bars of bolted splice,
Swing arm bar one end, which is uniformly distributed, to be hinged on link block lateral surface, and the swing arm bar other end is located at convex by bolted splice
Support rod one end on the inside of block, the free end of support rod pass through the pilot hole of support frame upper protruding block, and extend out to support frame
Outside.
Preferably, center identification is had on the adjusting bolt.
Preferably, the diameter of the major thread section is greater than cylindrical section diameter, and cylindrical section diameter is greater than minor thread section diameter.
Preferably, support frame as described above is triangle flabellum shape, or positive triangle shape.
Preferably, the link block is cylinder.
Preferably, the through-hole diameter of the link block is less than the major thread section diameter adjusted on bolt.
Preferably, swing arm bar both ends are upright bar shape, and centre is cylindric.
Preferably, the free end of support rod end is dome shape.
Compared with prior art, the utility model has the beneficial effects that
1. the device while looking for circular hole center in workpiece, also completes the clamping process to workpiece, operation letter
It is single, it improves efficiency.
2. adjusting bolt by rotation, so that link block drives support rod to move along pilot hole, it may be used at different straight
It is adaptable on the interior circular hole of diameter, it is clamped convenient for the centering of the inner circle part to different-diameter.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the centering clamping device that the utility model embodiment one kind looks for interior circle center automatically；
Fig. 2 is the left view of the utility model embodiment；
Fig. 3 is the structural schematic diagram that the utility model embodiment adjusts bolt；
Fig. 4 is the structural schematic diagram of the utility model embodiment support frame；
In figure: 1- adjusting bolt, 11- major thread section, 12- cylindrical section, 13- minor thread section, 2- support frame, 21- convex block,
22- pilot hole, 23- tapped through hole, 3- link block, 4- swing arm bar, 5- support rod, 6- nut.
Specific embodiment
For convenient for those skilled in the art understand that technical solutions of the utility model, practical new to this now in conjunction with Figure of description
Type technical solution is described further.
Refering to fig. 1 to Fig. 4, present embodiment discloses the centering clamping devices that one kind looks for interior circle center automatically, including adjust
Bolt 1, support frame 2, link block 3, swing arm bar 4 and support rod 5；The adjusting bolt 1 be divided into from left to right major thread section 11,
Cylindrical section 12 and minor thread section 13, and adjust and have center identification on bolt 1, the left end of the major thread section 11 is additionally provided with use
It is greater than 12 diameter of cylindrical section, 12 diameter of cylindrical section in the diameter of the bolt head (being not marked in figure) of rotation, the major thread section 11
Greater than 13 diameter of minor thread section.
Support frame as described above 2 is triangle flabellum shape, or the triangle that is positive, and support frame 2 is triangle flabellum in the present embodiment
Shape, three ends of support frame as described above 2 are equipped with convex block 21, and the center of the convex block 21 is equipped with pilot hole 22,
The center of support frame as described above 2 is equipped with tapped through hole 23, and the adjustings bolt 1 passes through tapped through hole 23, the tapped through hole 23 and
The major thread section 11 adjusted on bolt 1 is threadedly coupled.
The link block 3 is cylinder, and the center of link block 3 is equipped with through-hole, and the link block 3 is set in tune by through-hole
It saves on the cylindrical section 12 on bolt 1, the part that the minor thread section 13 is stretched out on the right side of link block is screwed with nut 6, thus will connection
Block 3 is fixed on cylindrical section 12, passes through three swing arm bars 4 of bolted splice, three swing arm bars on 3 lateral surface of link block
4 one end, which are uniformly distributed, to be hinged on link block 3, and 4 other end of swing arm bar is located at the three of 21 inside of convex block by bolted splice
A 5 one end of support rod, 5 free end of support rod pass through the pilot hole 22 of 2 upper protruding block 21 of support frame, and extend out to support frame 2
Outside.
Further, the through-hole diameter of the link block 3 is less than 11 diameter of major thread section adjusted on bolt 1, guarantees to connect
It connects block 3 to be capable of fixing on adjusting bolt 1, prevents link block 3 from sliding.
Further, 4 both ends of swing arm bar are upright bar shape, and centre is cylindric.
Further, the 5 free end end of support rod is dome shape, is guaranteed in 5 free end end of support rod and workpiece
Circular hole can cooperate closely, be conducive to the clamping of workpiece.
Bolt 1 is adjusted the working principle of the utility model is: rotating inward, drives link block 2 far from support frame 3, so that
Three swing arm bars 4 drive support rod 5 inwardly to recycle along pilot hole 22, guarantee that the device can be put into workpiece in circular hole；When
It when device is placed in workpiece in circular hole, rotates outward and adjusts bolt 1, drive link block 2 close to support frame 3, so that three pendulum
Armed lever 4 drives support rod 5 to translate outward along pilot hole 22, when three support rods 5 all touch the inner wall of circular hole in workpiece,
It stops rotating and adjusts bolt 1, adjust the center that the center identification position on bolt 1 is then circular hole in workpiece at this time, meanwhile,
Three support rods 5 can be completed to clamp work to workpiece inner circle hole as scroll chuck, after the completion of operation, rotate inward adjusting
Bolt 1 drives link block 2 far from support frame 3, so that three swing arm bars 4 drive support rod 5 inwardly to recycle along pilot hole 22,
Extract the device out in workpiece circular hole.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein, and should not treat any reference in the claims as limiting
Related claim.
Embodiment described above only indicates that the embodiment of utility model, the protection scope of the utility model are not only limited to
Above-described embodiment without departing from the concept of the premise utility, can also be made for those skilled in the art
Several modifications and improvements, these belong to scope of protection of the utility model.
Claims (8)
1. one kind looks for the centering clamping device of interior circle center automatically, it is characterised in that: including adjust bolt, support frame, link block,
Swing arm bar and support rod；
The adjusting bolt is divided into major thread section, cylindrical section and minor thread section from left to right；
Three ends of support frame as described above are equipped with convex block, and the center of the convex block is equipped with pilot hole, support frame as described above
Center be equipped with tapped through hole, the adjustings bolt pass through tapped through hole, the tapped through hole with adjusting bolt on major thread
Section is threadedly coupled；
The center of the link block is equipped with through-hole, and the link block is set on the cylindrical section adjusted on bolt by through-hole, institute
It states the part that minor thread section is stretched out on the right side of link block and is screwed with nut；The link block is described by three swing arm bars of bolted splice
Swing arm bar one end, which is uniformly distributed, to be hinged on link block lateral surface, and the swing arm bar other end is located in convex block by bolted splice
Support rod one end of side, the free end of support rod pass through the pilot hole of support frame upper protruding block, and extend out to the outside of support frame.
2. the centering clamping device that one kind according to claim 1 looks for interior circle center automatically, it is characterised in that: the adjusting
Center identification is had on bolt.
3. the centering clamping device that one kind according to claim 1 looks for interior circle center automatically, it is characterised in that: the big spiral shell
The diameter of line section is greater than cylindrical section diameter, and cylindrical section diameter is greater than minor thread section diameter.
4. the centering clamping device that one kind according to claim 1 looks for interior circle center automatically, it is characterised in that: the support
Frame is triangle flabellum shape, or positive triangle shape.
5. one kind according to claim 1 looks for the centering clamping device of interior circle center automatically, it is characterised in that: the connection
Block is cylinder.
6. the centering clamping device that one kind according to claim 1 looks for interior circle center automatically, it is characterised in that: the connection
The through-hole diameter of block is less than the major thread section diameter adjusted on bolt.
7. the centering clamping device that one kind according to claim 1 looks for interior circle center automatically, it is characterised in that: the swing arm
Bar both ends are upright bar shape, and centre is cylindric.
8. the centering clamping device that one kind according to claim 1 looks for interior circle center automatically, it is characterised in that: the support
Bar free end end is dome shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821715777.6U CN208992225U (en) | 2018-10-19 | 2018-10-19 | A kind of centering clamping device for looking for interior circle center automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821715777.6U CN208992225U (en) | 2018-10-19 | 2018-10-19 | A kind of centering clamping device for looking for interior circle center automatically |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208992225U true CN208992225U (en) | 2019-06-18 |
Family
ID=66804261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821715777.6U Active CN208992225U (en) | 2018-10-19 | 2018-10-19 | A kind of centering clamping device for looking for interior circle center automatically |
Country Status (1)
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|---|---|
| CN (1) | CN208992225U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109128916A (en) * | 2018-10-19 | 2019-01-04 | 安庆中船柴油机有限公司 | A kind of centering clamping device that looking for interior circle center automatically and centering clamping means |
-
2018
- 2018-10-19 CN CN201821715777.6U patent/CN208992225U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109128916A (en) * | 2018-10-19 | 2019-01-04 | 安庆中船柴油机有限公司 | A kind of centering clamping device that looking for interior circle center automatically and centering clamping means |
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