CN203679300U - Tail stock structure capable of measuring axial thermal deformation of slender-shaft part during machining - Google Patents
Tail stock structure capable of measuring axial thermal deformation of slender-shaft part during machining Download PDFInfo
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- CN203679300U CN203679300U CN201320800998.4U CN201320800998U CN203679300U CN 203679300 U CN203679300 U CN 203679300U CN 201320800998 U CN201320800998 U CN 201320800998U CN 203679300 U CN203679300 U CN 203679300U
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- sleeve
- slender
- shaft part
- base
- axial thermal
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- 238000003754 machining Methods 0.000 title abstract description 7
- 238000005259 measurement Methods 0.000 claims abstract description 19
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to a tail stock structure capable of measuring axial thermal deformation of a slender-shaft part during machining. The tail stock structure comprises a finial, a sleeve, a base, a spring, a screw rod, a precise length measurement instrument and a nut sleeve, wherein the sleeve is mounted inside the front part of the base, and the nut sleeve is mounted inside the rear part of the base; the spring is mounted between the sleeve and the nut sleeve; the rear end of the nut sleeve is connected with the screw rod; the contact-type precise length measurement instrument is arranged at the tail end of the sleeve. According to the utility model, the precise length measurement instrument can perform real-time and on-line measurement of thermal elongation of the slender-shaft part, and an accurate basis is provided for subsequent thermal error compensation via the data, and after the data is input by a numerical control system, multi-segment compensation can be performed according to the machining requirements, so that influence caused by the thermal errors of the slender-shaft part can be effectively reduced, the machining accuracy is greatly improved, and ultra-precise machining of the slender-shaft part is made possible.
Description
Technical field
The utility model is a kind of tailstock structure of Axial Thermal deflection while measuring the machined of slender axles part, relate in particular to one in longaxones parts machining process, utilize the tailstock structure of the axial direction heated deflection of precision type linear measure longimetry meter real-time online Measurement accuracy part.
Background technology
Existing slender axles part machining apparatus generally adopts that the headstock is top, tailstock center positioning workpieces, and centre is aided with centre frame holding, and often, in process, part produces thermal deformation, causes workpiece bending or axial elongation, thereby affects its machined precision.Therefore the tailstock structure of Axial Thermal deflection, need to a kind ofly can measure the machined of slender axles part time.
Summary of the invention
For avoiding the deficiencies in the prior art part, the utility model provides a kind of tailstock structure of Axial Thermal deflection while measuring the machined of slender axles part, this structure have compact conformation rationally, precision high.
The utility model is achieved through the following technical solutions:
A kind of tailstock structure of Axial Thermal deflection while measuring the machined of slender axles part, comprise top, sleeve, base, spring, screw mandrel 7, precision measurement of length instrument, ut socket, be characterized in: base is equipped with sleeve in front portion, ut socket is housed in rear portion, between sleeve and ut socket, spring is housed, ut socket rear end connection wire rod, sleeve tail end is provided with contact precision measurement of length instrument.
The gage outfit of contact precision measurement of length instrument contacts with sleeve tail end, and contact precision measurement of length instrument is fixed in base rear end portion.
Sleeve lower end is provided with tooth bar, rack and pinion engagement, and gear is connected with handle.
The beneficial effects of the utility model are:
The utility model utilizes the thermal stretching amount that precision measurement of length meter can real-time online measuring slender axles part, these data provide foundation accurately for subsequent thermal error compensation, digital control system is after these data of input, can divide multistage to compensate according to processing request, thereby, can effectively reduce the hot error effect of slender axles part, the machined precision greatly improving, makes the ultraprecise of slender axles part be processed into possibility.
Brief description of the drawings
Fig. 1 is partial sectional view of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
As shown in Figure 1, the tailstock structure of Axial Thermal deflection while measuring the machined of slender axles part of the present utility model, comprises top 1, sleeve 2, tooth bar 3, gear 4, base 5, spring 6, screw mandrel 7, precision measurement of length instrument 8, ut socket 9 etc.
Base is equipped with sleeve 2 in 5 front portions, and ut socket 9 is housed in rear portion, between sleeve 2 and ut socket 9, spring 6 is housed, ut socket 9 rear end connection wire rods 7, and sleeve 2 tail ends are provided with contact precision measurement of length instrument 8.The gage outfit of contact precision measurement of length instrument 8 contacts with sleeve 2 tail ends, and contact precision measurement of length instrument 8 is fixed in base 5 rearward end.Sleeve 2 lower ends are provided with tooth bar 3, and tooth bar 3 engages with gear 4, and gear 4 is connected with handle.
Before installation workpiece, rotary screw rod 7 compresses spring 6, produce certain and pretightning force, when workpiece is installed, turning handle driven gear 4, promoting tooth bar 3 moves right sleeve 2, thereby top 1 in releasing orientation, pack into after workpiece, release handle, when machined, along with a large amount of heat in metal cuttings enters workpiece, cause workpiece spindle to producing certain distortion (being mainly axial direction), use is arranged on the contact precision measurement of length instrument 8 of sleeve 2 tail ends, can measure real-time and accurately Axial Thermal deflection, for follow-up numerical control heat error compensation provides effective data basis.
Claims (3)
1. the tailstock structure of the deflection of Axial Thermal can measure the machined of slender axles part time, comprise top (1), sleeve (2), base (5), spring (6), screw mandrel (7), precision measurement of length instrument (8), ut socket (9), it is characterized in that: described base (5) is equipped with sleeve (2) in front portion, ut socket (9) is housed in rear portion, between sleeve (2) and ut socket (9), spring (6) is housed, ut socket (9) rear end connection wire rod (7), sleeve (2) tail end is provided with contact precision measurement of length instrument (8).
2. the tailstock structure of Axial Thermal deflection while measuring the machined of slender axles part according to claim 1, it is characterized in that: the gage outfit of described contact precision measurement of length instrument (8) contacts with sleeve (2) tail end, and contact precision measurement of length instrument (8) is fixed in base (5) rearward end.
3. the tailstock structure of Axial Thermal deflection while measuring the machined of slender axles part according to claim 1, it is characterized in that: described sleeve (2) lower end is provided with tooth bar (3), tooth bar (3) engages with gear (4), and gear (4) is connected with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320800998.4U CN203679300U (en) | 2013-12-09 | 2013-12-09 | Tail stock structure capable of measuring axial thermal deformation of slender-shaft part during machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320800998.4U CN203679300U (en) | 2013-12-09 | 2013-12-09 | Tail stock structure capable of measuring axial thermal deformation of slender-shaft part during machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203679300U true CN203679300U (en) | 2014-07-02 |
Family
ID=51001259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320800998.4U Expired - Lifetime CN203679300U (en) | 2013-12-09 | 2013-12-09 | Tail stock structure capable of measuring axial thermal deformation of slender-shaft part during machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203679300U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104368832A (en) * | 2014-11-24 | 2015-02-25 | 重庆瑞霆塑胶有限公司 | Rotating ejection head of center frame of lathe |
| CN106502204A (en) * | 2016-12-12 | 2017-03-15 | 常州机电职业技术学院 | Dynamic compensation method for deflection error of numerical control turning slender shaft |
| CN107116238A (en) * | 2017-05-02 | 2017-09-01 | 山东大学 | A kind of turning fast roll setting device |
| CN111590093A (en) * | 2020-04-30 | 2020-08-28 | 津上精密机床（浙江）有限公司 | High-precision and efficient telescopic tailstock |
| CN112706000A (en) * | 2020-12-16 | 2021-04-27 | 珠海格力智能装备有限公司 | Error measuring device and screw rod assembly with same |
-
2013
- 2013-12-09 CN CN201320800998.4U patent/CN203679300U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104368832A (en) * | 2014-11-24 | 2015-02-25 | 重庆瑞霆塑胶有限公司 | Rotating ejection head of center frame of lathe |
| CN106502204A (en) * | 2016-12-12 | 2017-03-15 | 常州机电职业技术学院 | Dynamic compensation method for deflection error of numerical control turning slender shaft |
| CN107116238A (en) * | 2017-05-02 | 2017-09-01 | 山东大学 | A kind of turning fast roll setting device |
| CN107116238B (en) * | 2017-05-02 | 2019-03-22 | 山东大学 | A kind of turning fast roll setting device |
| CN111590093A (en) * | 2020-04-30 | 2020-08-28 | 津上精密机床（浙江）有限公司 | High-precision and efficient telescopic tailstock |
| CN112706000A (en) * | 2020-12-16 | 2021-04-27 | 珠海格力智能装备有限公司 | Error measuring device and screw rod assembly with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140702 |