類型：回轉(zhuǎn)式系列
Type: Live centers series
負(fù)荷：中
Duty: Medium
適 用：CNC車床、高速車床及其他機(jī)床。
Application: CNC lathe, high speed lathe and other lathe.
用 途：適用長度400mm以內(nèi)一般軸心車削加工及細(xì)長型車削加工。
Working Usage: Applicable for the length less than 400mm ordinary turning process, and slender workpiece turning process.
結(jié) 構(gòu)：軸承徑向力和軸向力分開設(shè)計(jì)，採用雙列滾珠精密軸承、止推軸承、滾針軸承排列製成。
Structure The radial load and axial load designed separately. Adopted double row ball precision bear and thrust bearing and needle bearing.
配 件：SC-69-M-3A/4A/5A:Y型扳手
Accessories For SC-69-M-3A/4A/5A, Y type spanner
精準(zhǔn)度：0.002以內(nèi)
TIR Less than 0.002mm
另有同規(guī)格輕負(fù)荷（S型，無螺帽），可改善細(xì)長工件易變形問題
There is S model of light duty type, same spec, which can improve the issue of deformation of processing slender workpiece
規(guī)格 / Specification 單位/ UNIT：mm
型式/外表尺寸 Model/Spec | A | B | C | D | D1 | G | L | ? | 軸承轉(zhuǎn)數(shù) Max. RPM | 軸承徑向力 （載重） Max. radial load | 軸承軸向力（推力） Max. axial thrust force |
|---|---|---|---|---|---|---|---|---|---|---|---|
| SC-69-M-3 | 48 | 103 | 8 | 57 | 31.2 | 23.825（MT3) | 190 | 60゜ | 4,500rpm | 1,200kg | 1,800kg |
| SC-69-M-4 | 48 | 103 | 9 | 57 | 31.2 | 31.267（MT4) | 211 | 60゜ | 4,500rpm | 1,300kg | 2,200kg |
| SC-69-M-5 | 48 | 103 | 9 | 57 | 31.2 | 44.399（MT5) | 238 | 60゜ | 4,500rpm | 1,400kg | 2,300kg |
| SC-69-M-3A | 48 | 115 | 8 | 57 | 31.2 | 23.825（MT3) | 202 | 60゜ | 4,500rpm | 1,200kg | 1,800kg |
| SC-69-M-4A | 48 | 115 | 9 | 57 | 31.2 | 31.267（MT4) | 226 | 60゜ | 4,500rpm | 1,300kg | 2,200kg |
| SC-69-M-5A | 48 | 115 | 9 | 57 | 31.2 | 44.399（MT5) | 250 | 60゜ | 4,500rpm | 1,400kg | 2,300kg |
備注：
本頂針使用SKF-LGMT2專用潤滑油，請勿使用其他不同成分之潤滑油。
產(chǎn)品型號(hào)中有“A”的表示頂針有附螺帽
徑向力數(shù)據(jù)參考：加工件重量+車削力量
配件中的頂針子，型號(hào)有“A”的為加長型頂針子。
軸向力據(jù)參考：尾座油壓壓力數(shù)據(jù)
非標(biāo)需求可定制
保留技術(shù)更改的權(quán)利
Remarks
1,For the lubricating oil,SKF-LGMT2 is designated,others aren't allowed
2,if "A" is behind the center model name,it denotes a draw-off nut attached.
3,About radial force data, please refer to workpiece weight and machining force.
4,if "A" is behind the center interchangeable tip name,it denotes the tip is extended length.
5,About axial force data, please refer to the hydraulic pressure data of the tailstock.
6,For live centers, SKF lubricating oil is designated, it is waterproof.
7,Customized order can be accepted.
8,Subject to technical changes.
