JB/T 8646-1997 This standard specifies the parameters of heavy-duty deep hole boring and drilling machines. This standard applies to newly designed heavy-duty deep hole boring and drilling machines with a maximum boring diameter of 320~1000mm, fixed workpiece spindle box and mobile general purpose. JB/T 8646-1997 Heavy-duty deep hole boring and drilling machine parameters JB/T8646-1997 Standard download decompression password: www.bzxz.net
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Machinery Industry Standard of the People's Republic of China JR/T 8646—1997 Heavy-duty deep hole boring and drilling machine Published on August 18, 1997 Ministry of Machinery Industry of the People's Republic of China Implemented on January 1, 1998 JB/T$646-1997 The standard is proposed by the National Metal Cutting Machine Tool Standardization Technical Committee. This standard is under the jurisdiction of Yanhan or Type Machine Tool Research Institute. The drafting unit of this standard: Qihar No. 1 Machine Tool Factory. Shanghai Heavy Machine Tool! \Scope Standard of the Machinery Industry of the People's Republic of China Heavy-duty deep hole drilling and boring machine This standard specifies the specifications of the new deep hole drilling and boring machine JR/T8646--1997 This standard applies to the newly designed maximum hole diameter of 320~1100m. The main drawer of the workpiece is fixed and movable for general use. 2 Vertical data The type of heavy-duty deep hole drilling machine is shown in Figure 1 and Figure 2. The parameters of the machine are in accordance with the provisions of Table 1. 1 Type (three-piece spindle box fixed) 2 Type 1 (workpiece spindle pen movable) Left 1 Heavy-duty deep hole machine parameter tablewwW.bzxz.Net Give it a display Can the fire control be used? For large quantities, use the original virtual L Maximum hole diameter Approved by the Ministry of Machinery Industry on August 18, 1997 Implemented on January 1, 1998 Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.