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近年来日本轴承工业发展特点分析
发布日期:2024-02-07
  加入WTO以后,我国机电产品在国际和国内市场上的竞争日趋激烈。如何使国内轴承行业在激烈的市场竞争中不断发展,提高产品质量,开拓新的潜在市场,增加轴承产品在国际市场上的份额和竞争力,是目前国内轴承行业急迫解决的问题。日本是精密轴承生产强国,在产品开发、设计制造、工艺水平、产品质量以及生产设备等方面均走在世界前列。日本是精密进口轴承生产强国,在产品开发、设计制造、工艺水平、产品质量以及生产设备等方面均走在世界前列。日本进口轴承企业生产经营具有如下特点:

一是工艺装备先进,产品制造水平、工作效率双高

走进日本企业的生产车间,一排排设备整齐码放,马达轰鸣,车间里操作工人非常少。对批量较大的标准轴承,基本是每人负责1~2条生产线。从零件上料、装卡、加工、检验到清洗、装配、涂油、包装等一系列的加工程序,完全靠高精高效自动化设备完成,先进的加工检测技术,如自适应磨削技术、在线测量技术、故障自诊断技术等已普遍使用,从而减少了人为因素造成的产品质量不合格,且工作效率非常高。再如日本轴承企业生产球轴承磨加工自动线现有两种模式,一种为磨加工自动线工艺设备流程,一条自动线内外环共有18台设备,一人看管2条磨超自动线。6200磨超线节拍4.8秒/件,车间共有8条自动线,由4人看管,月产量100万套。另一种磨装自动线由27台设备组成,只有2人看管,月产量40万套。

二是创造专业化生产格局和fag进口轴承保持优质品牌

日本轴承企业生产主要是热处理工序、磨加工工序、装配工序。所有粗加工工序及零部件全部外购,每种零部件都有2~3家企业、公司供货。这种专业化生产格局为企业创造了好的效益,劳动生产率每人高达300万元以上。无论是NSK还是NTN,之所以闻名世界,毋庸置疑都是由于品质优良之缘故。对客户的超高精度要求,他们一贯报以最高的可靠性。他们提倡全球生产据点的生产标准化,NSK品牌的球轴承近一半在海外工厂生产,同样能够保持与日本本土生产的相同水准的高质量。正因为如此,以轴承为龙头的NSK、NTN产品,时刻与时代最尖端技术同步共进。

三是调整产业结构,适应市场需求

日本轴承企业在结构调整中,改变市场策略,改变一味进攻为有进有退。其战略特点是:实施关、停、并、转,优化组合。拓展优势产品市场,收缩弱势产品市场。通用轴承向大批量、低成本方向调整;多品种小批量轴承产品向单元方向调整。日本的企业普遍重视产品开发,在经济无国境的前提下,立足于全球发展战略。不断推出自己企业的特色产品,能根据用户的需求先期于主机投入之前提出满足主机要求的新产品,为此赢得了世界各地消费者的信赖。

四是日本进口轴承企业注重制造技术和工艺的开发

在代表团所访问的厂家中,企业均是高度自动化的生产和在线自动检测。但在生产线上,并非所有的设备都是最先进的,有的还是20世纪60或70年代的设备,(在我国的一些企业已淘汰了这些设备)但能和生产线结合在一起,并且能够保证产品质量,这得益于日本企业普遍重视生产技术的开发。代表团考察的企业大部分是生产厂,但技术开发部门都有较强的开发能力,在重视新产品开发的同时,同样注重生产技术和工艺的开发和创新,从而确保产品的质量。
 

基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-08-16 02:31:24 HTTP/2.0 GET : https://zcwcn.com/news/show-1820.html
  2. 运行时间 : 0.105333s [ 吞吐率:9.49req/s ] 内存消耗:5,859.45kb 文件加载:150
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=a9d1d077d98b146a14cc9ec0280a2fac
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  12. SELECT `id`,`catid`,`title`,`thumb` FROM `zzw_news` WHERE `id` > 1820 AND `deltime` = '' AND `catid` = 85 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000390s ]
  13. SELECT `id`,`catid`,`title`,`thumb` FROM `zzw_news` WHERE `id` < 1820 AND `deltime` = '' AND `catid` = 85 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000439s ]
  14. SELECT `id`,`catid`,`title`,`thumb`,`addtime`,`fbtime` FROM `zzw_news` WHERE `deltime` = '' AND `is_recommend` = 1 ORDER BY `id` DESC LIMIT 0,4 [ RunTime:0.003451s ]
  15. SELECT `id`,`catid`,`title`,`thumb`,`addtime`,`fbtime` FROM `zzw_news` WHERE `deltime` = '' AND `is_recommend` = 0 ORDER BY `id` DESC LIMIT 0,10 [ RunTime:0.000341s ]
  16. SHOW FULL COLUMNS FROM `zzw_news_cat` [ RunTime:0.001299s ]
  17. SELECT * FROM `zzw_news_cat` WHERE `parent_id` = 0 AND `deltime` = '' [ RunTime:0.000319s ]
  18. SELECT COUNT(*) AS think_count FROM `zzw_news` WHERE `deltime` = '' AND `catid` = 84 [ RunTime:0.023385s ]
  19. SELECT `id`,`catid`,`title`,`thumb`,`addtime`,`fbtime` FROM `zzw_news` WHERE `deltime` = '' AND `catid` = 84 ORDER BY `id` DESC [ RunTime:0.027897s ]
  20. SELECT COUNT(*) AS think_count FROM `zzw_news` WHERE `deltime` = '' AND `catid` = 85 [ RunTime:0.005784s ]
  21. SELECT `id`,`catid`,`title`,`thumb`,`addtime`,`fbtime` FROM `zzw_news` WHERE `deltime` = '' AND `catid` = 85 ORDER BY `id` DESC [ RunTime:0.006900s ]
  22. SELECT * FROM `zzw_config` WHERE `id` = 2 LIMIT 1 [ RunTime:0.000603s ]
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