類型：替換式系列
Type: Interchangeble live center
負(fù)荷：中
Duty: Medium

適 用：CNC車床、高速車床及其他機(jī)床

Application CNC lathe and high speed lathe or other lathe machine.

用 途：適用小徑軸心長(zhǎng)度300mm以內(nèi)中車削加工。

Working Usage Applicable for small dia. and the length less than 300mm medium turning process.

結(jié) 構(gòu)：採(cǎi)用止推軸承、前后滾針軸承，兩個(gè)支撐點(diǎn)特殊設(shè)計(jì)製成。

Structure Combination of thrust bearing and needle bearing at front and rear place, and with the design of double supporting point.

選 配：4 8型小子、6 1型沖子

Accessories 48 type Tips and 61 type pin punch.

精準(zhǔn)度：0.005以內(nèi)

TIR Less than 0.005mm

檢測(cè)頂尖的尖部跳動(dòng)精度時(shí)，必須在頂尖頂緊工件的狀態(tài)下進(jìn)行打表。

Inspecting the run out accuracy of the center tip must be under the status of holding the workbar tightly.

規(guī)格 / Specification  單位/ UNIT：mm

型式/外表尺寸 Model/Spec	A	B	C	D	D1	G	L	軸承最高轉(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
F348-2	23	70	6	32	25	17.780（MT2)	139	4,000rpm	300kg	1,000kg
F348-3	23	78	8	41	30	23.825（MT3)	165	3,500rpm	1,200kg	1,500kg
F348-4	23	82	9	48	32	31.267（MT4)	190	3,500rpm	1,400kg	1,900kg
F348-5	23	103	9	63	32	44.399（MT5)	238	3,000rpm	2,200kg	2,500kg

備注：
本頂針指定使用SKF-LGMT2專用潤(rùn)滑油，請(qǐng)勿使用其他不同成分之潤(rùn)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(zhǎng)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.

配件詳情頁(yè)/Accessories Page
頂尖技術(shù)要點(diǎn)與使用說(shuō)明/Center technical user manual