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    ַҵ԰

    JB/T10375-2002л񹲺͹еҵ׼​

    Դϳ۰»豸޹˾ ʱ䣺2019-3-13

                                                 JB/T10375-2002л񹲺͹еҵ׼
    ӹʱЧղѡ񼰼Ҫ

    1 Χ

    ׼涨˺ӹʱЧղѡ񡢼ҪʱЧЧ

    ׼̼ؽṹ֡ͺϽ֡֡ͭͭϽϽѼѺϽ ۻӹʱЧ

    2 淶ļ

    ļеͨ׼öΪ׼עڵļ е޸ĵݣ޶ڱ׼Ȼݱ ׼ЭĸоǷʹЩļ°汾Dzעڵļ 汾ڱ׼ JB/T5925. 2 еʽʱЧװü

    3 

    3.1 exciting point ʱЧʱʩΪ㡣

    3.2 ֧ŵsupport point Ϊ˶ԹʱЧѡ֧Źλá

    3.3 Ӧdynamic stress 𹹼гӦʱڲӦΪӦʸΪdֵ) λΪMPa)

    3.4 resonance ṩԼƵϵͳƵʽӽʱ Ϊ

    3.5 vibration mode ʱʵ񶯵İߣ棩ΪͣŤתŤ ͺ͹͡

    3.6 ڵ㣨ߣnode node line ʱЧʱСΪڵ㣨ߣ

    3.7 Ƶprincipal vibration frequency ڼװõƵʷΧڣ𹹼гӦƵУƵʵ͡λƷƵʳΪ Ƶʡ

    3.8 Ƶadditional vibration frequency ƵƵʡ

    3.9 ɨƵfrequency sweep ̶ƫģƵСḶ́ΪɨƵ

    3.10 ɨƵthe curve Ƶʵı仯Ӧ仯ӳӦƵ֮Ĺϵ߳Ϊɨ ƵߡAfΪƵߣafΪٶȡƵߣʱЧװûƵ Ǽٶȡת٣anߡ УAʾaʾٶȣf ʾƵʣn ʾת١

    3.11 ʱЧaging curve ȷƵʺͼ£Թ񶯴õļٶȡʱߣ Ϊat Уaʾٶȣtʾʱ䡣

    3.12 񶯺vibratory welding СúǹƵ£𹹼΢СгͬʱкӵĹղ̡ 3.13 Ƶʷfrequency analysis üԹ϶ʽʩ񣬻ȡƵʷֲĹ̡

    4 ʱЧװõѡ

    кӹʱЧʱʹõʱЧװӦJB/T 5925.2Ҫ󣬲 ߱ܣ پȿɱ֤ڣ1 r/minڣ ߻ջϸܵɨƵԼٶʱߣ ٶȲϵͳʱЧװõĸ֣ҲһIJǡ 5 ղѡ񼰼Ҫ

    5.1 ȷ׼ һ£񶯲ӦԾ庸ӹĹжϳڼƵ ʷΧڿֵܳͻȷ Ҫؼʵʱ߽µĶӦԪṹһ Χڣ16H z~200HzĹƵʺͣȷ֧ŵ㡢ʰλá

    5.2 ֱ ڼƵʷΧڣܼӦֱ񶯡

    5.2.1 ֧ ڿֱ񶯵Ĺɸݷжϳͣڽڵ㴦õ֧š֧ Ϊ㡢ĵ㡣 ⹹֧ӦƽΪ׼

    5.2.2 Ĺ̶ ӦԵع̶Ƶʹ͵IJ崦򸽽̶Ӧƽ

    5.2.3 ʰĹ̶ ʰӦ̶Զ뼤ܷӳƵ򸽽䷽Ӧ һ¡

    5.3 ֱ ޷ֱ񶯵ĹӦȡƵʩҪĽƵʩۡ ȷ 5.3.1 ǽһ˸Թ̶һе񶯴

    3 5.3.2 ǽسȷӣһµϵͳԴϵ ͳ񶯴֧ŵ㡢ʰֱʱͬ

    5.3.3 ǽװƽ̨ϣƽ̨ȷ֧ŵ㡢ʰ㡣

    5.4

    5.4.1 ͨ ʺӹʱЧʱӦȽƲϼյ ȱݳߴ糬涨ֵĺӹṹƲĺӹʱЧ

    5.4.2 ƫ ƫĵλѡӦ㱣֤װغɲغ 70

    5.4.3 Ӧ ʱЧʱӦӦ빹ҪӦͬ

    5.4.4 Ƶ ĹƵʿԲȫɨƵķãҲͨƵʷáѰҵ Ƶ֮ǹѡ񶯷ֵ1/3~2/3ӦƵʿʼ񶯹 ȫɨƵʱӦѰҳгȷƵʣƵʵ͵֧ŵ㡢 ʰ㡣 ƵʷʱüԹ϶ʽʩӶùĹƵʣ ԭ£ԶŻѡƵ顣

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