类型：替换式系列
Type: Interchangeble live center
负荷：中
Duty: Medium

适 用：CNC车床、高速车床及其他机床

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

用 途：适用小径轴心长度300mm以内中车削加工。

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

结 构：採用止推轴承、前后滚针轴承，两个支撑点特殊设计製成。

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

选 配：4 8型小子、6 1型沖子

Accessories 48 type Tips and 61 type pin punch.

精准度：0.005以内

TIR Less than 0.005mm

检测顶尖的尖部跳动精度时，必须在顶尖顶紧工件的状态下进行打表。

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

规格 / Specification  单位/ UNIT：mm

型式/外表尺寸 Model/Spec	A	B	C	D	D1	G	L	轴承最高转数 Max.RPM	轴承径向力 （载重） Max. radial load	轴承轴向力 （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

备注：
本顶针指定使用SKF-LGMT2专用润滑油，请勿使用其他不同成分之润滑油。
产品型号中有“A”的表示顶针有附螺帽
径向力数据参考：加工件重量+车削力量
配件中的顶针子，型号有“A”的为加长型顶针子。
轴向力据参考：尾座油压压力数据
非标需求可定制
保留技术更改的权利

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.

配件详情页/Accessories Page
顶尖技术要点与使用说明/Center technical user manual