This standard specifies the manual mechanical crimping pliers and their classification, requirements, test methods, inspection rules and marking, packaging, transportation and storage. This standard applies to manual mechanical crimping pliers for the joints or terminations of aluminum or copper wires with a wire diameter of 0.1mm2~400mm2 in power and electrical engineering (using modules to make the wire joints or terminations tightly connected). This standard does not apply to network crimping pliers or other special purpose crimping pliers. QB/T 2733-2005 Wire connection tools Manual mechanical crimping pliers QB/T2733-2005 Standard download decompression password: www.bzxz.net

fs 25. 143. 30
Classification number: J47
Preparation number: 1641s-2005
Light Industry Standard of the People's Republic of China
QB/T2733-2005
Wire connection tools
Manual mechanical crimping pliers
Wire connector tools-Uand mechanical compression tools2005-07-26Released
National Development and Reform Commission of the People's Republic of China2006-01-01Implementation
This standard was proposed by China Light Industry Federation. This standard is the hardware standardization QB/T2733-2005. It is issued by Shanghai Industry Evaluation Institute, Shanghai Changli Industry Co., Ltd., and other units. The main persons in charge of the standard are: Wu Tanzhou, Zhao Rongqing, Mingrang, and Li Yu. The non-standard is issued for the first time: 1. Wire connection tools manual mechanical crimping pliers QB/T 2733-2005. The standard specifies the categories, requirements, test methods, inspection rules and machine methods, packaging, transportation, and storage of dynamic machinery. This standard is applicable to 1. The wire diameter of 0.1m~400mm is 0.1m~400mm, which is used for mechanical crimping (hereinafter referred to as "B standard"), and is not suitable for network or other special purposes.
2 Normative references
The following documents are not general terms or terms of vehicle standards. This standard is valid for all purposes. All subsequent amendments (including amendments) or revisions are not applicable. The latest versions of these documents may be used according to the agreement reached between the parties to the standard. Without noting the date of the applicable document, the latest one is generally applicable to this standard: GR/21O1 Metal hardness test part: test methodInspection width source batch inspection number sampling one section GB/T 2828.1-2003, TSO28501:1009, IDT) B/T530 flat two soldiers packaging, marking, freight and storage (3B/1431.51993 power digital month building steel, aluminum wire terminals and manufacturing technology section 3 classification
3.1 type
industry needle by step light feed, lever network selection or other mechanical means to pay the connection operation, divided into manual single-handed manual double-handed: The mold can be more absolute
3.2 Specification marking
The specification mark of the pressure reducing pliers is
Model code
UK University uses the wire drawing number of the wire, the unit is business () selection number
Manual machine or wire pressing key number
: part code, the model can be used as a complete industry line delivery rate and the mother and obtained in the communication document, B/T2r33-2095||tt| |3.3 Marking
Main rule is to remember the product name, specification group number, year of production, size, and specification 122. The lower end of the mark is 120Q2733-2005
total pressure, type code 32 bzxz.net
41! 4.2 Surface quality
4.2.1 The pressure code should comply with GB2312-1 [997+3. ? The regulations on the quality of the hardware should not have cracks, thorns, gas, heart and other defects.
4.2.2 The design should be able to eliminate the breakage and pain, and the following instructions should be used. The surface of the parts must be handled properly, and the position of the parts should be paid attention to:! The model parts should be smooth, the production pressure should be maintained, and the order should be accelerated! The wire connection body should not be damaged. 4.3 Strength
2.3.1 The design can be flexibly closed or selected , oil probe should be tough and comfortable: remember to have protection. 4.? 7! The cutting needle + table working parts can be moved when connected, and there should be no frequency code to make the special function downgrade: 2.3.3 and the replacement test block should be loaded and transported flexibly, and the combination should be light 2.4 hard || tt || 4.4.1 I ± The speed of the mold should be small, 3IRC: 4.4.2 Line evaluation Feng table T work department Ren Yi trust the most department under the heat treatment should be more people's heart ten 38TRC4.5 handle part The maximum load
x ​​connection system is a mountain 1-0m ballast, when the three-drop book is made into a large specification, the load is not yet 390, for you to find the person ten 240mm about the year, in the 1 connection of the maximum specification of the guide connection method, the whole under the maximum load of calcium three medicine is not 590N. The bending resistance of the 46 half tree
pressure can be realized by the extension device, the length of the equipment should be available, on the day The strength of the core can withstand the load applied to the end of the throwing head: 4.6H. The performance of the connection is based on the specifications of the joint and the die size. The connection (B/14351993 Appendix table, "Parts should be able to withstand the load value specified in the table [Reward test after the pressure test, 1 should not have new cracks, obvious displacement or hospital, according to the quantity management technology of the capital
: waveguide or surface weight, 5.1 Surface quality Test method of pliers and their value Test pressure of pliers and their value / N 40, maximum 20000 60 × 20000 52 Function 5.2.1 The main working part of the one-wire pliers shall be inspected by hand and visually. 5.2.2 The installation of three-wire pliers shall be inspected according to the following procedures. 5.3 Brim
The hardness of the three-wire must be within the range of G/0.1. 5.4 Handle load
QB/T2r33—2U35
At the strong center, under the long state (according to the requirements of 2.5), the maximum load at the specified time is measured: Le1)-
T:Le:loonu.
5.5 Handle bending strength
The maximum load in the test of 5.4 dynamic parts shall be maintained at 1L, but after verification, the pliers shall not show any changes or other damages that may affect the performance of the pliers. The following tests shall be carried out under the long state. 5.6 The length between the joints or the joints should be no less than 500 grams, and the load should be 10N-m. As shown in Figure 2, the tension along the axis of the line is measured according to the load specified in Table 1, and the technical 1 is guaranteed. The wire parts are not in the same position, the wire must be in the right position, and the head and bone damage must be checked.
Q/T2733-2005
6 Inspection rules
The wire crimping pin inspection is divided into factory inspection and type control inspection: 6.1 Factory inspection
6.1.1 The factory inspection items are 4.2: 4.3, 4.4. 6.1.2! The inspection is in accordance with the provisions of GB/2R2R1, and the pressure test level is adopted. The acceptance quality limit is 6.5, and the normal stability test is only once. Sample square.
6.1.3 The wire crimping pliers should be produced by the manufacturer! The quality inspection department shall conduct type inspection according to the factory inspection items and issue the certificate before the products can leave the factory. 6.2 Type inspection
6.2.1 Type inspection is carried out in any of the following situations. a
New product identification:
After formal production, the product design, process and materials have significant changes: may affect the product performance: when the test results are significantly different from the first type inspection: when the production is resumed after more than one year;
Stop normal production: not more than once a year
The national quality supervision and inspection agency has put forward the requirement of type inspection, and the minimum inspection batch of wire crimping pliers is 9 pieces, and 2 pieces are randomly selected. The inspection items are all the requirements of the technical standards (see Table 2) 6.2.3
6.3 Judgment rules
Inspection items
The maximum surface
Agricultural surface
Wide handle
Handle protection strength
Crimpability
Test and test method
34 analysis
The product mentioned contains A-type non-conforming products, B-type non-conforming products, and B-type non-conforming products. If there are 11 items, the product quality is qualified, otherwise the product quality is unqualified. Ding Zhengzhi, packaging, transportation, storage
The product's marking, packaging, transportation and transportation shall comply with the regulations of GB/T530S, and the packaging shall also include the following contents. a) Sheathing sheet:
Product factory certificate:
n) Operation and maintenance instructions;
Product year of use:
QB/T 2733—2005
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