This standard specifies the dimensions and requirements of insulating caps and insulating bushings in the secondary circuit of resistance spot welding equipment. This standard applies to insulating caps and insulating bushings used in resistance spot welding equipment. This standard is used in conjunction with JB/T9531-1999 "Spot welding electrode stoppers and clamps". JB/T 9530-1999 Insulating caps and insulating bushings for resistance welding equipment JB/T9530-1999 Standard download decompression password: www.bzxz.net

JB/T9530-1999
This standard is equivalent to ISO7931:1985 "Insulating caps and insulating bushings for resistance welding equipment". This standard is a revision of ZBJ64012-88 "Insulating caps and insulating bushings for resistance welding equipment". According to the requirements of GB/T1.1-1993 and GB/T1.3-1997, only editorial changes have been made to ZBJ64012-88. From the date of implementation, this standard will replace ZBJ64012-88. This standard is proposed and managed by the National Electric Welding Machine Standardization Technical Committee. The drafting unit of this standard: Shanghai Electric Welding Machine Factory. The main drafters of this standard: Chen Pinfa, Li Yinzhong, Jin Renfang. Standard nanny of the calf
Machinery industry standard of the People's Republic of China
Insulation caps and bushes for resistance welding equipmentScope
This standard specifies the dimensions and requirements of the insulation caps and bushes for the secondary circuit of resistance spot welding equipment. This standard is applicable to the insulation width and insulation bushing used in resistance spot welding equipment. This standard is used in conjunction with JB/T9531-1999 "Spot welding electrode shield and clamp block"Reference standard
JB/T9530-1999
idt IS0 7931:1985
Replace ZB J64 012-88
The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. At the time of publication of the standard, the versions shown are valid. All standards will be revised, and parties using this standard should explore the possibility of using the latest version of the following standards. GB/T 70--1985
GB/T 97.1--1985
GB/T 5782—1986
JB/T9531—1999
3 Types and dimensions
3.1 Type C insulating cap
Hexagon socket head screw
Flat washer Grade A
Hexagon socket head bolt Grade A and B
Spot welding electrode stopper and clamp (idt[SO5827:1983) Type and dimensions of Type C insulating cap As shown in the small figure, SR40
Note: The edges and corners of the insulating cap should be rounded or chamfered during processing. 3.1.1 Material
The insulating cap material should be high-strength insulating material, such as glass fiber reinforced nylon. 3.1.2 Mark
Approved by the State Machinery Industry Bureau on August 6, 1999, and January 1, 2000 Implementation
JB/T9530-1999
3.1.2.1 Insulating caps that meet this standard shall be coded with the letter C, and the marking method is as follows: Insulating cap
JB/T9530-C
Insulating height
Outer diameter of insulating sleeve
Type of insulating cap
Number of this standard
3.1.2.2 Insulating caps that meet this standard shall be marked with the letter C on the finished product. 3.2 Type B insulating bushing
The type and size of Type B insulating bushing are shown in Figure 2 and Table 1. 12.5/
1) is a steel flat washer valve (Comply with GB/97.1 Type A) Figure 2
Diameter of hexagon socket screw
d, for reference
1 When using an insulating bushing, if the mounting hole is a slotted hole (long hole) and is larger than the size, a washer should be processed under the bushing. 2 The bushing processing should be rounded or chamfered. 3.2.1 Material
3.2.1.1 The insulating bushing material should be a high-strength insulating material, such as glass fiber reinforced nylon: 3.2.1.2 The insert of the insulating bushing is a steel flat washer (comply with GB/T97.1 Type A), 86
3.2.2 Mark
JB/T 9530-1999
3.2.2.1 The insulating bushings that meet this standard shall be designated by the letter B, and the marking method shall be as follows: For example, the insulating bushing with a hexagon socket screw of 10 mm in diameter shall be marked as: Insulating bushing JB/T9530-B
Applicable screw size
Insulating bushing type
Number of this standard
3.2.2.2 When the B-type insulating bushing is provided as a finished product, it shall be marked on the circumferential surface of the outer circle (d,) of the finished product. For example, the insulating bushing with a hexagon socket screw of 10 mm in diameter shall be marked on the finished product: B10 Installation and use
The installation and use of the insulating cap and insulating bushing are shown in Figure 3: The installation of the insulating bushing shall generally be equipped with cylindrical head hexagon socket screws (in accordance with GB/T70): Screw M10×40
(GB/T 70—1985)
B-type insulating bushing
JB/T9530—B10
C-type insulating capWww.bzxZ.net
JB/T9530-C14X12.5
Bolt M8×60
GB/T 5782-1986
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