JB/T 7966.8-1999 Die and mold milling cutters Part 8: Conical end mills with Morse taper shank

JB/T 7966.8-1999 JB/T 7966.8-1999 Die and mold milling cutters Part 8: Conical end mills with Morse taper shank JB/T7966.8-1999 Standard download decompression password: www.bzxz.net

ICS25.100.20
Machinery Industry Standard of the People's Republic of China
JB/T7966.1~7966.10-1999
Mold milling cutter
Published on 1999-05-20
National Bureau of Machinery Industry
Implementation on 2000-01-01
JB/T 7966.81999
This standard is a revision of JB/7966.8-95 (formerly GB6336.8-86) "Mold milling cutter Morse taper shank conical end mill". During the revision, only editorial modifications were made according to relevant regulations, and the technical content remained unchanged. The original standard is not equivalent to the international standard ISO3940-1977 "Straight shank tapered die milling cutter" and ISO1641/21978 "End mills and key cutters - Part 2: Morse taper shank milling cutters". This standard is part of the JB7966 "Mold Milling Cutter" series of standards, which includes the following 10 parts: JB/T 7966.1—1999
JB/T 7966.2—1999
JB/T7966.3—1999
JB/T 7966.4—1999
JB/T 7966.5-1999
JB/T7966.6—1999
JB/T7966.71999
JB/T 7966.8—1999
JB/T 7966.9—1999
Mold milling cutters Part 1: Straight shank cylindrical ball nose end mills Part 2: Front flat straight shank cylindrical ball nose end mills Mold milling cutters
Part 3: Morse taper shank cylindrical ball nose end mills Mold milling cutters
Mold milling cutters
Mold milling cutters
Mold milling cutters
Part 4: Straight shank conical end mills
Part 5: Flattened straight shank conical end mills Part 6: Straight shank conical ball end mills, mold milling cutters Part 7: Front flat straight shank conical ball end mills, mold milling cutters
Part 8: Morse taper shank conical end mills Part 9: Morse taper shank conical ball end mills, mold milling cutters
Mold milling cutters Part 10: Technical conditions
JB/T7966.10—1999
This standard replaces JB/T7966.895 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: Chengdu Tool Research Institute, Changshu Liangqi Cutting Tool Factory. 30
Mechanical Industry Standards of the People's Republic of China
Mold milling cutters
Part 8: Morse taper shank conical end mills This standard specifies the types and dimensions of Morse taper shank conical mold milling cutters. This standard applies to Morse taper shank conical die milling cutters with a diameter of 16 to 40 mm. 2 Reference standards
JB/T 7966.8—1999
Replaces JB/T7966.8—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 explore the possibility of using the latest versions of the following standards. GB/T 14431996
GB/T 4133--1984
JB/T7966.10-1999
Types and dimensions
Self-clamping tapers for machine tools and tooling
Forced drive types and dimensions of Morse tapers for die milling cutters Part 10: Technical conditions
Types and dimensions are as per Figure 1 and Table 1.
Approved by the State Machinery Industry Bureau on May 20, 1999
Implemented on January 1, 2000wwW.bzxz.Net
Limited structure
Fourth edition
JB/T7966.8-1999
11The dimensions and deviations of the Morse handle shall comply with GB/T1443.2The dimensions and deviations of the Morse handle shall comply with GB/T4133.3The standard knife is allowed to be made of With neck
2035°
4 Marking example
JB/T7966.8-1999
The marking of the Morse taper shank conical end mill with the small head diameter d=40mm, total length L=265mm and semi-cone angle α/2=3° is conical milling cutter 40×265-3°JB/T7966.8—19995 Technical conditions
The technical conditions are in accordance with JB/T7966.10.
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