This standard specifies the installation type and installation dimensions of the wheel spokes and wheel hub of loader wheels, including: number of bolt holes, diameter of the nut seat (bolt hole) distribution circle, bolt hole diameter, nut seat type and size, center hole diameter, spoke flat part diameter and bolt hole position. JB/T 7698-1995 Installation Dimensions of Wheel Spokes and Wheel Hubs for Loaders JB/T7698-1995 Standard Download Decompression Password: www.bzxz.net

Machinery Industry Standard of the People's Republic of China
JB/T7698—95
Installation dimensions of wheel spokes and hubs for loaders
Published on June 20, 1995
Ministry of Machinery Industry of the People's Republic of ChinawwW.bzxz.Net
Implementation on January 1, 1996
Mechanical Industry Standard of the People's Republic of China
Installation dimensions of wheel spokes and hubs for loaders
Subject content and scope of application
JB/T7698-95
This standard specifies the installation type and dimensions of wheel spokes and hubs for loaders, including the number of bolt holes, diameter of the nut seat (bolt hole) distribution circle, bolt hole diameter, nut seat type and size, center hole diameter, spoke flat part diameter and bolt hole position. This standard applies to wheels for loaders with 8, 10, 12, 16, 20, and 24 bolt holes. Other wheels for construction machinery may also be implemented as a reference.
2 Installation type and installation size
2.1 When the nut seat and the spoke are in spherical contact, the installation type and installation size of the spoke and the hub shall comply with the provisions of Figure 1 and Table 1. 2.2 When the nut seat and the wheel are in planar contact, the installation type and installation size of the spoke and the hub shall comply with the provisions of Figure 2 and Table 2. Wheel rim
Approved by the Ministry of Machinery Industry on June 20, 1995
Implementation on January 1, 1996
Bolt hole diameter
Nut seat
Position
Note: The dimensions in brackets are not recommended.
Bolt hole
JB/T7698-·95
Screw seat
Spherical radius
Center hole
Spoke plane
Partial diameter
Reference dimension
Spoke thickness
Bolt hole diameter
Note: The dimensions in brackets are not recommended.
Position
JB/T7698—95
Bolt hole
Center hole
Spoke plane
Partial diameter
Reference size
Spoke screen
Additional instructions:
Wheel spoke
Side angles on both sides
1~2×45
Side angles on both sides
1~2×45
JB/T7698—95
This standard was proposed and managed by Tianjin Engineering Machinery Research Institute of the Ministry of Machinery Industry. This standard was drafted by Tianjin Engineering Machinery Research Institute of the Ministry of Machinery Industry, Xuzhou Engineering Machinery Bridge Box Company, Chengdu Engineering Machinery Steel Drawing Factory, Liuzhou Steel Ring Factory and Tianjin Engineering Machinery Steel Drawing Factory. The main drafters of this standard are Xu Xiangshan, Zhang Suyun, Xiao Taixiao, Huang Ping and Xie Jinjian.
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