title>JB/T 7966.3-1999 Mould milling cutters Part 3: Cylindrical ball nose end mills with Morse taper shank - JB/T 7966.3-1999 - Chinese standardNet - bzxz.net
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JB/T 7966.3-1999 Mould milling cutters Part 3: Cylindrical ball nose end mills with Morse taper shank

Basic Information

Standard ID: JB/T 7966.3-1999

Standard Name: Mould milling cutters Part 3: Cylindrical ball nose end mills with Morse taper shank

Chinese Name: 模具铣刀 第 3 部分:莫氏锥柄圆柱形球头立铣刀

Standard category:Machinery Industry Standard (JB)

state:in force

Date of Release1999-05-20

Date of Implementation:2000-01-01

standard classification number

Standard ICS number:Mechanical Manufacturing>>Cutting Tools>>25.100.20 Milling Cutter

Standard Classification Number:Machinery>>Process Equipment>>J41 Tool

associated standards

alternative situation:JB/T 7966.3-1999 (original standard number GB 6336.3-1986)

Procurement status:ISO 1641-2-1978 NEQ

Publication information

other information

Focal point unit:National Technical Committee for Tool Standardization

Introduction to standards:

JB/T 7966.3-1999 JB/T 7966.3-1999 Die and mold milling cutters Part 3: Cylindrical ball nose end mills with Morse taper shank JB/T7966.3-1999 Standard download decompression password: www.bzxz.net

Some standard content:

1CS25.100.20
Machinery Industry Standard of the People's Republic of China
JB/T7966.1~7966.10-1999
Mold milling cutter
Published on May 20, 1999
National Bureau of Machinery Industry
Implementation on January 1, 2000
JB/T 7966.3—1999
This standard is a revision of JB/T7966.3-95 (original GB6336.3-86) "Mold milling cutter Morse taper shank cylindrical ball head end mill". During the revision, only editorial changes were made according to relevant regulations, and the technical content remained unchanged. The original standard non-equivalently adopted the standard series and long series in the international standard ISO1641/2-1978 "End mills and keyway milling cutters Part 2: Morse taper shank milling cutters".
This standard is part of the JB/T7966 "Mold Milling Cutter" series of standards, which includes the following 10 parts: JB/T 7966.1—1999
JB/T7966.21999
JB/T7966.3—1999
JB/T7966.41999
JB/T 7966.5—1999
JB/T 7966.6—1999
JB/T7966.71999
JB/T 7966.8—1999
JB/T 7966.9—1999
JB/T7966.10—1999
Mold milling cutter
Mold milling cutter
Mold milling cutter
Mold milling cutter
Mold milling cutter
Mold milling cutter
Mold milling cutter
Part 1: Cylindrical ball nose end mills with straight shank Part 2: Cylindrical ball nose end mills with flattened straight shank Part 3: Cylindrical ball nose end mills with Morse taper shank Part 4: Cylindrical ball nose end mills with straight shank Shank tapered end mills
Part 5: Flattened straight shank tapered end mills Part 6: Straight shank circle tapered ball end mills Part 7: Flattened straight shank circle tapered ball end mills Part 8: Morse taper shank tapered end mills Die milling cutters
Part 9: Morse taper shank tapered ball end mills Die milling cutters
Die milling cutters
Part 10: Technical conditions
This standard replaces JB/T7966.3-95 from the date of implementation. This standard is proposed and managed by the National Technical Committee for Tool Standardization. The responsible drafting units of this standard are: Chengdu Tool Research Institute and Changshu Measuring Tool and Cutting Tool Factory. Mechanical Industry Standard of the People's Republic of China
Mold milling cutter
Part 3: Morse taper shank cylindrical ball head end milling cutter range
This standard specifies the type and size of Morse taper shank cylindrical ball head mold milling cutter. This standard is applicable to Morse taper shank cylindrical ball head mold milling cutter with ball head diameter of 4~63mm. 2 Referenced standards
JB/T7966.3—1999
Replaces JB/T7966.3—95
The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. When this standard is published, the versions shown are valid. All standards will be revised, and parties using this standard should discuss the possibility of using the latest version of the following standards. GB/T 1443—1996
GB/T 4133—1984
JB/T 7966.10---1999
3 Types and dimensions
Self-clamping tapers for machine tools and tool shanks
Forced drive types and dimensions of Morse tapers Die milling cutters Part 10: Technical conditions
Types and dimensions are as per Figure 1 and Table 1.
Ball R=d/2
Approved by the State Machinery Industry Bureau on May 20, 19998
Xia's data
Implemented on January 1, 2000
Standard type
Basic size
Basic size
±0.95125
40±0.125
Cutting size
JB/T7966.3—1999
Standard type
Liben size
117±1.10bzxZ.net
± 1.10|155
±1.25200|±1.45223
±1.10180
1The dimensions and deviations of Type I Morse taper handles shall comply with GB/T1443. 2The dimensions and deviations of Type II Morse taper handles shall comply with GB/T4133. 3Blunt knives may be made without necks.
Marking example
Hepburn size
Basic size
±1.60298
338±1.80366
-AB -B
Surface section
The marking of the cylindrical ball head end mill with Morse taper shank and ball head diameter d-40mm and total length L=273mm is: Ball head milling cutter 40×273JB/T7966.3—19995 Technical conditions
Technical conditions are in accordance with JB/T7966.10.
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