CN108067919B - A kind of tool in the centering workpiece center of circle - Google Patents
A kind of tool in the centering workpiece center of circle Download PDFInfo
- Publication number
- CN108067919B CN108067919B CN201711298956.4A CN201711298956A CN108067919B CN 108067919 B CN108067919 B CN 108067919B CN 201711298956 A CN201711298956 A CN 201711298956A CN 108067919 B CN108067919 B CN 108067919B
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- CN
- China
- Prior art keywords
- turntable
- tool
- expansion plate
- grip shank
- groove
- Prior art date
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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 tool 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 the expansion plate for being provided with dial gauge；The other end of turntable is flexibly connected with grip shank, and grip shank is connect with lathe shaft；The tool 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 tool 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 tools in centering workpiece center of circle.
Background technique
In machining, the position for determining workpiece itself center of circle first is generally required, it is conventional to be completed using magnetic force dial framework
Centering work, 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 it is not fixed to the workpiece that table core is processed, uses the operation of conventional magnetic dial framework and inconvenient, main body
It is present:
(1) magnetic stand must have metastable absorption datum level；
(2) magnetic force dial framework can not itself rotation；
(3) magnetic force dial framework elongated distance cannot be too long, and otherwise stability is insufficient；
Patents documents are retrieved, are searched 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 rotation function；
It searches out " part center of circle fast calibrating device and numerically-controlled machine tool for numerical control processing ", patent announcement number:
CN203689093U simulates similar knife handle shape clamp structure；
It searches out " a kind of boring, milling machine alignment tool ", the patent announcement number: CN202174445U and equally uses knife handle sample
Formula clamp structure needs to rotate centering by machine tool chief axis；
It is consulted periodical 2003 " engineering machinery " and has delivered " large-scale workpiece fast aligning tool ", described one kind and be 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.
Summary of the invention
The purpose of the present invention is to provide a kind of tool in centering workpiece center of circle, solves and existing determining that workpiece itself justifies
When the heart, centering is completed using magnetic force dial framework and is worked, and magnetic force dial framework is higher to environmental requirement, is not suitable for non-rotating class workbench
Lathe or the defect for being not fixed to the workpiece that table core is processed.
In order to achieve the above object, the technical solution adopted by the present invention is that:
A kind of tool 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 the expansion plate for being provided with 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 open up it is fluted, grip shank be arranged in groove
It is interior, and grip shank can be rotated relative to turntable；The lower end surface 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 matched with sliding slot.
Preferably, tapered roller bearing is provided between grip shank and groove, tapered roller bearing is sleeved in grip shank.
Preferably, the top cover with dustproof effect is provided on groove；" convex " font groove, institute are offered on the top cover
The step surface for stating " convex " font groove is in contact with the outer ring of tapered roller bearing.
Preferably, it is provided between the bottom of the groove on the roof and turntable of grip shank and top cover " convex " font groove
Gap.
Preferably, it is 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 expansion plate by nut；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 present invention are:
A kind of tool 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 of diameter workpiece acts, meanwhile, expansion plate can be pivoted about with grip shank, and flexible rotating completes centering center of circle work
Make；The function in the center of circle of the accurate centering workpiece of the tool is realized by the jitter values that dial gauge is shown during centering, benefit
The processing efficiency and quality of product are improved with the tool.
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 the way that tapered roller bearing is arranged in grip shank and groove, turntable is realized relative to grip shank
Rotation, 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 top cover and groove is effectively prevented in rotation, grip shank
Interference by top cover and groove.
Detailed description of the invention
Fig. 1 is alignment tool structural schematic diagram of the present invention；
Fig. 2 is the structural schematic diagram of tong-test ammeter head of the present invention；
Fig. 3 is the cross-sectional view of alignment tool of the present invention；
Wherein, 1, expansion plate 2, nut 3, tong-test ammeter head 4, lock-screw 5, dial gauge 6, grip shank 7, top cover 8,
Retaining ring 9, tapered roller bearing 10, retaining ring 11, turntable 12, screw 13, handle 1101, groove 1102, sliding slot 1103,
Joint-cutting.
Specific embodiment
With reference to the accompanying drawing, the present invention is described in more detail.
As shown in Figure 1, a kind of tool 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；By manually rotating turntable 11, so that expansion plate 1 be driven to rotate；And then it 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 head 3 offers externally threaded one end across 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 head 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 tong-test ammeter head 3 by lock-screw 4.
As shown in figure 3, turntable 11 is cylindrical structure, wherein the upper surface of turntable 11 opens up fluted 1101；Turntable 11
Lower end surface offer the sliding slot 1102 of dove-tail form.
One end of grip shank 6 is placed in groove 1101, and tapered roller bearing 9 is provided between groove 1101, circle
Taper roller bearing 9 is sleeved in grip shank 6；The both ends of tapered roller bearing 9 are respectively arranged with retaining ring (8,10), justify to prevent
9 inner ring outer ring axial float of taper roller bearing；The other end of grip shank 6 stretches out groove 1101 and connect with lathe shaft.
The top cover 7 with dustproof effect is provided on groove 1101；" convex " font is offered on the lower end surface of the top cover 7
The step surface of groove, " convex " the font groove is in contact with the outer ring of tapered roller bearing 9, and the structure is heavy by the big portion of tool
Amount is transferred on the outer ring of tapered roller bearing 9；The structure using tapered roller bearing 9 axial load act on, by turntable 11,
Big portion's weight such as expansion plate 1 is undertaken by bearing outer ring, and grip shank clamping is motionless when working, and just can make Internal and external cycle respectively in this way
One quiet one is dynamic, works normally.
Internal screw thread, the internal screw thread and 11 upper end of turntable are offered on the inner wall of " convex " font groove of the top cover 7
External screw thread connection.
Mounting hole is offered on the roof of " convex " font groove of the top cover 7, grip shank 6 passes through mounting hole and lathe turns
Axis is fixedly connected；It is provided with gap between grip shank 6 and top 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 and sliding slot 1102 are cooperatively connected, realize
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, screw 12 is fitted in threaded hole, and one end of screw 12 is connected with handle 13.
The bottom of the sliding slot 1102 offers joint-cutting 1103, joint-cutting 1103 and threaded hole phase along the axial direction of turntable 11
It hands over；While by set lever 13, the side wall of sliding slot 1102 is driven to deform, and then realizes the locking of expansion plate 1.
When in use:
Machine tool chief axis fixed clamp handle 6, the expansion plate 1 of installation dial gauge 5 are adjusted dial gauge gauge outfit by Telescopic
Onto workpiece centering circle, set lever 13 rotates turntable 11 to lock expansion plate 1 manually, while observing dial gauge bounce,
It determines that machine tool chief axis deviates workpiece center of circle direction and departure degree, makes corresponding adjustment, until one circle dial gauge jitter values of rotation
Constant, at this moment, the position coordinates where main shaft are exactly workpiece center location coordinate.
Claims (7)
1. a kind of tool in centering workpiece center of circle, it is characterised in that: including expansion plate (1), dial gauge (5), turntable (11) and folder
Hold handle (6), wherein one end of turntable (11) is flexibly connected with the expansion plate for being provided with 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；
Turntable (11) is cylindrical structure, wherein the upper surface of turntable (11) opens up fluted (1101), grip shank (6) setting
In groove (1101), and turntable (11) can be rotated relative to grip shank (6)；The lower end surface of turntable (11) offers dove-tail form
Sliding slot (1102), the sliding slot (1102) is slidably connected with expansion plate (1).
2. a kind of tool in centering workpiece center of circle according to claim 1, it is characterised in that: the cross section of expansion plate (1)
For dove-tail form structure, the dove-tail form structure is matched with sliding slot (1102).
3. a kind of tool in centering workpiece center of circle according to claim 2, it is characterised in that: grip shank (6) and groove
(1101) it is provided between tapered roller bearing (9), tapered roller bearing (9) is sleeved on grip shank (6).
4. a kind of tool in centering workpiece center of circle according to claim 3, it is characterised in that: groove is provided on (1101)
Top cover (7) with dustproof effect；" convex " font groove, the step of " convex " the font groove are offered on the top cover (7)
Face is in contact with the outer ring of tapered roller bearing (9).
5. a kind of tool in centering workpiece center of circle according to claim 4, it is characterised in that: grip shank (6) and top cover (7)
Gap is provided between the bottom of groove (1101) on the roof and turntable (11) of " convex " font groove.
6. a kind of tool in centering workpiece center of circle according to claim 5, it is characterised in that: expansion plate (1) and dial gauge
(5) it is connected between by tong-test ammeter head (3).
7. a kind of tool in centering workpiece center of circle according to claim 6, it is characterised in that: open one end of tong-test ammeter head (3)
Equipped with external screw thread, the tong-test ammeter head (3) is fastened on expansion plate (1) by nut (2)；The other end of tong-test ammeter head (3) offers
Through-hole, the table bar of the dial gauge (5) pass 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 CN108067919A (en) | 2018-05-25 |
| CN108067919B true 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) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109571107B (en) * | 2018-11-16 | 2021-02-19 | 中国航发西安动力控制科技有限公司 | Hole system center alignment device and alignment method |
| 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 |
| 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 |
| 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 |
Family Cites Families (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 |
| EP1941970B1 (en) * | 2007-01-05 | 2010-07-14 | 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 |
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2017
- 2017-12-08 CN CN201711298956.4A patent/CN108067919B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108067919A (en) | 2018-05-25 |
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