CN108067919A - A kind of instrument in the centering workpiece center of circle - Google Patents
A kind of instrument in the centering workpiece center of circle Download PDFInfo
- Publication number
- CN108067919A CN108067919A CN201711298956.4A CN201711298956A CN108067919A CN 108067919 A CN108067919 A CN 108067919A CN 201711298956 A CN201711298956 A CN 201711298956A CN 108067919 A CN108067919 A CN 108067919A
- Authority
- CN
- China
- Prior art keywords
- turntable
- instrument
- expansion plate
- grip shank
- circle
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/18—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for positioning only
- B23Q3/183—Centering devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/22—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring existing or desired position of tool or work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
A kind of instrument in centering workpiece center of circle provided by the invention, including expansion plate, dial gauge, turntable and grip shank, wherein, one end of turntable is flexibly connected with being provided with the expansion plate of dial gauge；The other end of turntable is flexibly connected with grip shank, and grip shank is connected with lathe shaft；The instrument can realize that the adjustment of corresponding different size diameter work piece is acted by the Telescopic of expansion plate, meanwhile, expansion plate can be pivoted about with grip shank, and flexible rotating completes the work of the centering center of circle；The instrument is capable of the center of circle of convenient, accurate centering workpiece, improves the processing efficiency and quality of product.
Description
Technical field
The invention belongs to measuring appliance designing technique more particularly to a kind of instruments in the centering workpiece center of circle.
Background technology
In mechanical processing, generally require to determine the position in workpiece itself center of circle first, it is conventional to be completed using magnetic force dial framework
Centering works, but magnetic force dial framework is more convenient on lathe or has to use on rotation class table machine, works for non-rotating class
On platform lathe or the workpiece that table core is processed is not fixed to, uses the operation of conventional magnetic dial framework and inconvenient, main body
Now:
(1) magnetic stand must have metastable absorption reference plane；
(2) magnetic force dial framework can not itself rotation；
(3) magnetic force dial framework elongated distance cannot be too long, otherwise stability deficiency；
Patents documents are retrieved, search out " a kind of processing tool of fast aligning part benchmark ", patent announcement number：
CN206084478U, the patented product is can be with the Simple clamp of locating element；
Search out " a kind of large-scale workpiece fast calibrating device ", patent announcement number：CN205415079U, main body are welding
Supporting structure, without itself spinfunction；
Search out " the part center of circle fast calibrating device and numerically-controlled machine tool that are used for digital control processing ", patent announcement number：
CN203689093U simulates similar handle of a knife shape clamp structure；
Search out " a kind of boring, milling machine alignment tool ", the patent announcement number：CN202174445U equally uses handle of a knife sample
Formula clamp structure by machine tool chief axis, it is necessary to rotate centering；
Through consulting periodical 2003《Engineering machinery》" large-scale workpiece fast aligning tool " has been delivered, one kind has been described and is used for
The quick thick centering light instrument of large-scale workpiece.
Document above all introduces the product that identical structure function is applied for a patent with this without discovery.
The content of the invention
It is an object of the invention to provide a kind of instruments in the centering workpiece center of circle, solve existing in definite workpiece itself circle
During the heart, complete centering using magnetic force dial framework and work, and magnetic force dial framework is higher to environmental requirement, is not suitable for non-rotating class workbench
Lathe or the defects of be not fixed to workpiece that table core is processed.
In order to achieve the above object, the technical solution adopted by the present invention is：
A kind of instrument in centering workpiece center of circle provided by the invention, including expansion plate, dial gauge, turntable and grip shank,
In, one end of turntable is flexibly connected with being provided with the expansion plate of dial gauge；The other end of turntable is flexibly connected with grip shank, clamping
Handle is fixedly connected with lathe shaft.
Preferably, turntable is cylindrical structure, wherein, the upper surface of turntable opens up fluted, and grip shank is arranged on groove
It is interior, and grip shank can be rotated compared with turntable；The lower face of turntable offers the sliding slot of dove-tail form, the sliding slot and expansion plate
It is slidably connected.
Preferably, the cross section of expansion plate is dove-tail form structure, and the dove-tail form structure is engaged with sliding slot.
Preferably, taper roll bearing is provided between grip shank and groove, taper roll bearing is sleeved in grip shank.
Preferably, the head cover with dustproof effect is provided on groove；" convex " font groove, institute are offered on the head cover
The step surface for stating " convex " font groove is in contact with the outer ring of taper roll bearing.
Preferably, it is both provided between the bottom of the groove on the roof and turntable of grip shank and head cover " convex " font groove
Gap.
Preferably, connected between expansion plate and dial gauge by tong-test ammeter head.
Preferably, one end of tong-test ammeter head offers external screw thread, and the tong-test ammeter head is fastened on by nut on expansion plate；Tong-test ammeter
The other end of head offers through hole, and the table bar of the dial gauge passes through through hole, and the lock-screw by being arranged on tong-test ammeter head
It is fastened on tong-test ammeter head.
Compared with prior art, the beneficial effects of the invention are as follows：
A kind of instrument in centering workpiece center of circle provided by the invention, turntable is connected on machine tool chief axis, is connected on turntable
Expansion plate is provided with dial gauge on expansion plate, which can realize that corresponding different size is straight by the Telescopic of expansion plate
The adjustment action of footpath workpiece, meanwhile, expansion plate can be pivoted about with grip shank, and flexible rotating completes centering center of circle work
Make；The jitter values shown by dial gauge during centering realize the function in the center of circle of the accurate centering workpiece of the instrument, profit
The processing efficiency and quality of product are improved with the instrument.
Further, using oat tail groove structure, the stable position of expansion plate and turntable is realized, the oat tail groove structure used makes
Telescopic handle plate must not be locked will not fall.
Further, by setting taper roll bearing in grip shank and groove, turntable is realized compared with grip shank
It rotates, and then can flexibly rotate the centering work that dial gauge carries out the workpiece center of circle.
Further, the gap being respectively provided between grip shank and head cover and groove is effectively prevented when rotating, grip shank
Interfered be subject to head cover and groove.
Description of the drawings
Fig. 1 is alignment tool structure diagram of the present invention；
Fig. 2 is the structure diagram of tong-test ammeter head of the present invention；
Fig. 3 is the sectional view of alignment tool of the present invention；
Wherein, 1, expansion plate 2, nut 3, tong-test ammeter be first 4, lock-screw 5, dial gauge 6, grip shank 7, head cover 8,
Baffle ring 9, taper roll bearing 10, baffle ring 11, turntable 12, screw 13, handle 1101, groove 1102, sliding slot 1103,
Joint-cutting.
Specific embodiment
Below in conjunction with the accompanying drawings, the present invention is described in more detail.
As shown in Figure 1, a kind of instrument in centering workpiece center of circle provided by the invention, including expansion plate 1, turntable 11 and clamping
Handle 6, wherein, the expansion plate 1 for being provided with dial gauge 5 is flexibly connected with turntable 11, meanwhile, grip shank 6 is arranged in turntable 11
Between position, and be fixedly connected with lathe shaft；Manually rotate turntable 11, so as to which expansion plate 1 be driven to rotate；It and then can
The work in the centering center of circle is completed in flexible rotation.
As shown in Fig. 2, offering through hole on expansion plate 1, tong-test ammeter first 3 offers externally threaded one end through through hole, with spiral shell
2 cooperation of mother is fixedly secured on expansion plate 1.
Through hole is offered on the other end side wall of tong-test ammeter first 3, the table bar of the dial gauge 5 passes through through hole, meanwhile, tong-test ammeter head
Lock-screw 4 is provided on 3, the dial gauge 5 is fastened on by lock-screw 4 on tong-test ammeter first 3.
As shown in figure 3, turntable 11 is cylindrical structure, wherein, the upper surface of turntable 11 opens up fluted 1101；Turntable 11
Lower face offer the sliding slot 1102 of dove-tail form.
One end of grip shank 6 is placed in groove 1101, and taper roll bearing 9 is provided between groove 1101, circle
Taper roller bearing 9 is sleeved in grip shank 6；The both ends of taper roll bearing 9 are respectively arranged with baffle ring (8,10), to prevent from justifying
9 inner ring outer ring axial float of taper roller bearing；The other end of grip shank 6 stretches out groove 1101 and is connected with lathe shaft.
The head cover 7 with dustproof effect is provided on groove 1101；" convex " font is offered on the lower face of the head cover 7
Groove, the step surface of " convex " the font groove are in contact with the outer ring of taper roll bearing 9, and the structure is heavy by the big portion of instrument
Amount is transferred on the outer ring of taper roll bearing 9；The structure using taper roll bearing 9 axial load act on, by turntable 11,
The big portion's weight of 1 grade of expansion plate is undertaken by bearing outer ring, and grip shank clamping is motionless when working, and so just can make Internal and external cycle respectively
One quiet one is dynamic, normal work.
Internal thread, the internal thread and 11 upper end of turntable are offered on the inner wall of " convex " font groove of the head cover 7
External screw thread connects.
Mounting hole is offered on the roof of " convex " font groove of the head cover 7, grip shank 6 turns through mounting hole and lathe
Axis is fixedly connected；Gap is both provided between grip shank 6 and head cover 7 and groove 1101, does not influence relative rotary motion.
The cross section of the expansion plate 1 is dove-tail form structure, and the dove-tail form structure is connected with sliding slot 1102, is realized
The Telescopic of expansion plate 1.
Its radial direction of the lower end edge of turntable 11 offers threaded hole, and the threaded hole is placed in the upper end of sliding slot 1102；Together
When, the interior cooperation of threaded hole is equipped with screw 12, and one end of screw 12 is connected with handle 13.
The axial direction of bottom along the turntable 11 of the sliding slot 1102 offers joint-cutting 1103, joint-cutting 1103 and threaded hole phase
It hands over；While by set lever 13, the side wall of sliding slot 1102 is driven to deform, and then realize the locking of expansion plate 1.
When in use：
Machine tool chief axis fixed clamp handle 6 installs the expansion plate 1 of dial gauge 5 by Telescopic, dial gauge gauge outfit is adjusted
Onto workpiece centering circle, set lever 13 so as to lock expansion plate 1, rotates turntable 11 manually, while observes dial gauge bounce,
It determines that machine tool chief axis deviates workpiece center of circle direction and departure degree, makes corresponding adjustment, until rotating a circle dial gauge jitter values
Constant, at this moment, the position coordinates where main shaft is exactly workpiece center location coordinate.
Claims (8)
1. a kind of instrument in the centering workpiece center of circle, it is characterised in that：Including expansion plate (1), dial gauge (5), turntable (11) and folder
Handle (6) is held, wherein, one end of turntable (11) is flexibly connected with being provided with the expansion plate of dial gauge (5)；The other end of turntable (11)
It is flexibly connected with grip shank (6), grip shank (6) is fixedly connected with lathe shaft.
2. a kind of instrument in centering workpiece center of circle according to claim 1, it is characterised in that：Turntable (11) is cylinder knot
Structure, wherein, the upper surface of turntable (11) opens up fluted (1101), and grip shank (6) is arranged in groove (1101), and turntable
(11) can be rotated compared with grip shank (6)；The lower face of turntable (11) offers the sliding slot (1102) of dove-tail form, the sliding slot
(1102) it is slidably connected with expansion plate (1).
3. a kind of instrument in centering workpiece center of circle according to claim 2, it is characterised in that：The cross section of expansion plate (1)
For dove-tail form structure, the dove-tail form structure is engaged with sliding slot (1102).
4. a kind of instrument in centering workpiece center of circle according to claim 3, it is characterised in that：Grip shank (6) and groove
(1101) taper roll bearing (9) is provided between, taper roll bearing (9) is sleeved in grip shank (6).
5. a kind of instrument in centering workpiece center of circle according to claim 4, it is characterised in that：Groove is provided on (1101)
Head cover (7) with dustproof effect；" convex " font groove, the step of " convex " the font groove are offered on the head cover (7)
Face is in contact with the outer ring of taper roll bearing (9).
6. a kind of instrument in centering workpiece center of circle according to claim 5, it is characterised in that：Grip shank (6) and head cover (7)
Gap is both provided between the bottom of groove (1101) on the roof and turntable (11) of " convex " font groove.
7. a kind of instrument in centering workpiece center of circle according to claim 6, it is characterised in that：Expansion plate (1) and dial gauge
(5) connected between by tong-test ammeter head (3).
8. a kind of instrument in centering workpiece center of circle according to claim 7, it is characterised in that：It opens one end of tong-test ammeter head (3)
Equipped with external screw thread, the tong-test ammeter head (3) is fastened on by nut (2) on expansion plate (1)；The other end of tong-test ammeter head (3) offers
Through hole, the table bar of the dial gauge (5) is through through hole, and the lock-screw (4) by being arranged on tong-test ammeter head (3) is fastened on folder
In gauge outfit (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711298956.4A CN108067919B (en) | 2017-12-08 | 2017-12-08 | A kind of tool in the centering workpiece center of circle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711298956.4A CN108067919B (en) | 2017-12-08 | 2017-12-08 | A kind of tool in the centering workpiece center of circle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108067919A true CN108067919A (en) | 2018-05-25 |
| CN108067919B CN108067919B (en) | 2019-10-11 |
Family
ID=62157842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711298956.4A Active CN108067919B (en) | 2017-12-08 | 2017-12-08 | A kind of tool in the centering workpiece center of circle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108067919B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109571107A (en) * | 2018-11-16 | 2019-04-05 | 中国航发西安动力控制科技有限公司 | Hole system center alignment device and aligning method |
| CN109894899A (en) * | 2019-03-21 | 2019-06-18 | 中国工程物理研究院化工材料研究所 | Automatic capturing tool suitable for Machining energetic materials |
| CN111230595A (en) * | 2020-02-12 | 2020-06-05 | 陕西国防工业职业技术学院 | Automatic hole alignment device for numerical control machining center |
| CN113028937A (en) * | 2021-03-17 | 2021-06-25 | 中国航发动力股份有限公司 | Position degree detection method for multi-composite-angle hole |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2087328U (en) * | 1990-01-20 | 1991-10-23 | 赵大旗 | Radial aligning device of centi-meter |
| EP1941970A1 (en) * | 2007-01-05 | 2008-07-09 | Aktiebolaget SKF | A method and a device for effecting automatic centering of an annular workpiece on a rotating surface |
| CN202292287U (en) * | 2011-09-09 | 2012-07-04 | 北京星航机电设备厂 | Switching device for center alignment of revolving body by using lever indicator |
| CN204788220U (en) * | 2015-07-23 | 2015-11-18 | 陕西科技大学 | Shaft coupling aligning device |
| CN205685084U (en) * | 2016-06-25 | 2016-11-16 | 陈明义 | A kind of lever centring means |
-
2017
- 2017-12-08 CN CN201711298956.4A patent/CN108067919B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2087328U (en) * | 1990-01-20 | 1991-10-23 | 赵大旗 | Radial aligning device of centi-meter |
| EP1941970A1 (en) * | 2007-01-05 | 2008-07-09 | Aktiebolaget SKF | A method and a device for effecting automatic centering of an annular workpiece on a rotating surface |
| CN202292287U (en) * | 2011-09-09 | 2012-07-04 | 北京星航机电设备厂 | Switching device for center alignment of revolving body by using lever indicator |
| CN204788220U (en) * | 2015-07-23 | 2015-11-18 | 陕西科技大学 | Shaft coupling aligning device |
| CN205685084U (en) * | 2016-06-25 | 2016-11-16 | 陈明义 | A kind of lever centring means |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109571107A (en) * | 2018-11-16 | 2019-04-05 | 中国航发西安动力控制科技有限公司 | Hole system center alignment device and aligning method |
| CN109894899A (en) * | 2019-03-21 | 2019-06-18 | 中国工程物理研究院化工材料研究所 | Automatic capturing tool suitable for Machining energetic materials |
| CN109894899B (en) * | 2019-03-21 | 2024-02-13 | 中国工程物理研究院化工材料研究所 | Automatic alignment tool suitable for processing energetic materials |
| CN111230595A (en) * | 2020-02-12 | 2020-06-05 | 陕西国防工业职业技术学院 | Automatic hole alignment device for numerical control machining center |
| CN111230595B (en) * | 2020-02-12 | 2021-05-25 | 陕西国防工业职业技术学院 | Automatic hole alignment device for numerical control machining center |
| CN113028937A (en) * | 2021-03-17 | 2021-06-25 | 中国航发动力股份有限公司 | Position degree detection method for multi-composite-angle hole |
| CN113028937B (en) * | 2021-03-17 | 2022-05-24 | 中国航发动力股份有限公司 | Position degree detection method for multi-composite-angle hole |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108067919B (en) | 2019-10-11 |
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