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畢業(yè)論文-金相試樣切割機(jī)的設(shè)計-文庫吧資料

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【正文】 ing of a word. May be guilty in his seems to passing a lot of different life became the appearance of the same day。s governing body, has also ordered an immediate investigation into the referee39。s about how he felt and I would like to speak to him first to find out what his experience was. Uefa has opened disciplinary proceedings against CSKA for the racist behaviour of their fans during City39。s 150th anniversary celebrations and will attend City39。re clear about the terms of the agreement. It might be best to get advice from an experienced adviser, for example, at a Citizens Advice Bureau. To find your nearest CAB, including those that give advice by , click on nearest CAB. For more information about making a claim to an employment tribunal, see Employment tribunals. The (lack of) air up there Cay man Islandsbased Webb, the Watch m head of Fifa39。t appealed against the disciplinary action your employer has taken against you. However, if you win your case, the tribunal may reduce any pensation awarded to you as a result of your failure to appeal. Remember that in most cases you must make an application to an employment tribunal within three months of the date when the event you are plaining about happened. If your application is received after this time limit, the tribunal will not usually accept i. If you are worried about how the time limits apply to you If you are being represented by a solicitor at the tribunal, they may ask you to sign an agreement where you pay their fee out of your pensation if you win the case. This is known as a damagesbased agreement. In England and Wales, your solicitor can39。在此,請允許我再次向曾直接給予我多次指導(dǎo)的導(dǎo)師表示最忠誠的敬意!同時也感謝 百忙之中前來參加答辯的各位老師、專家和教授 ! 16 參考文獻(xiàn) [ 1]成大先 .機(jī)械設(shè)計手冊 [M ].北京:化學(xué)工業(yè)出版社, 2022 [ 2]成大先 .機(jī)械設(shè)計手冊 第四版 [M ].北京:化學(xué)工業(yè)出版社, 2022 [ 3]毛謙德 ,李振清 .袖珍機(jī)械設(shè)計手冊 第三版 [M ].北京:機(jī)械工業(yè)出版社, 2022 [ 4] 機(jī)械設(shè)計實用手冊編委會 . 機(jī)械設(shè)計實用手冊 [M ].北京 :機(jī)械工業(yè)出版社, 2022 [ 5]陳立德 . 機(jī)械設(shè)計基礎(chǔ)課程設(shè)計 [M ].北京:高等教育出版社, 2022 [ 6]濮良貴,紀(jì)名剛 .機(jī)械設(shè)計 第八版 [M ].北京:高等教育出版社, 2022 [ 7] 朱金波 .Pro/E 工業(yè)產(chǎn)品設(shè)計完全掌握 [M ].北京:兵器工業(yè)出版社, 2022 [ 8]金鑫,陳雪梅,賈長治 .Pro/E 中文版機(jī)械設(shè)計專家指導(dǎo)教程 [M ]. 北京:機(jī)械工業(yè)出版社, 2022 [ 9] 曹巖 .Pro/E 機(jī)械設(shè)計實例精解 [M ].北京:機(jī)械工業(yè)出版社, 2022 [ 10]朱文堅,黃平,吳昌林 .機(jī)械設(shè)計 [M ].北京:機(jī)械工業(yè)出版社, 2022 [ 11]朱龍根 .機(jī)械設(shè)計 [M ].北京:機(jī)械工業(yè)出版社, 2022 [ 12]吳克堅,于曉紅,錢瑞明 .機(jī)械設(shè)計 [M ].北京:高等教育出版社, 2022ag an employment tribunal clai Emloyment tribunals sort out disagreements between employers and employees. You may need to make a claim to an employment tribunal if: you don39。通過這次畢業(yè)設(shè)計,不但使我將大學(xué)期間所學(xué)的專業(yè)知識再次回顧學(xué)習(xí),而且也使 我學(xué)到了專業(yè)領(lǐng)域中一些前沿的知識。 具體如下: 圖 4 上滑板 圖 5 中滑板 7 圖 6 下滑板 圖 7 進(jìn)給裝置 8 4 用 Pro/E 軟件對切割機(jī)進(jìn)行實體造型和裝配 切割機(jī)各主要零件的實體造型 圖 8 軸的實體圖 圖 9 左夾具實體圖 9 10 圖 10 右夾具實體圖 圖 11 絲桿實體圖 11 圖 12 夾具實體圖 圖 13 上滑板實體圖 12 圖 14 中滑板實體圖 13 圖 15 下滑 板實體圖 圖 16 進(jìn)給系統(tǒng)實體圖 14 切割機(jī)的裝配 15 5 結(jié)束語 在 此次設(shè)計的過程中,培養(yǎng)了我的綜合運用所學(xué)知識的能力,分析和解決實際中所遇到問題的能力,并且能鞏固和深化我所學(xué)的專業(yè)知識,使我在調(diào)查研究和收集資料等方面有了顯著的提高,同時在理解分析能力、制定設(shè)計計算和繪圖能力方面有較大的進(jìn)步;另外我的技術(shù)分析和組織工作的能力也有一定程度的提高。 本切割機(jī)采用燕尾槽型導(dǎo)軌,需要在水平方向上調(diào)整間 6 隙。間隙過小,會增加摩擦阻力;間隙過大,會降低導(dǎo)向精度。具體位置尺寸見圖 圖 5。導(dǎo)塊與螺桿裝配一起,在螺桿旋轉(zhuǎn)時導(dǎo)塊分別引領(lǐng)和帶動上滑板或中滑板進(jìn)行橫向或縱向移動。 。 由于橫向及縱向螺桿在進(jìn)給過程中受力很小,強(qiáng)度及其他性能指標(biāo)均 能滿足。 導(dǎo)軌為了實現(xiàn)橫向和縱向進(jìn)給,可以把工作臺分為上滑板、中滑板、下滑板三部分。 進(jìn)給機(jī)構(gòu)的設(shè)計 導(dǎo)軌由橫向螺桿和縱向螺桿帶動,橫向螺桿通過導(dǎo)塊運動帶動導(dǎo)軌橫向移動,縱向螺桿通過導(dǎo)塊運動帶動導(dǎo)軌縱向移動。38 則夾緊力 W≈1974(N) 。28′。 α— 壓桿螺紋升角 。 r2 — 壓桿螺紋中徑的一半 , r2 = (注 :壓桿螺紋為 10mm) 。 L — 手輪 半徑 L = 10mm。通過計算可知 ,若要實現(xiàn)壓桿前進(jìn) 50mm ,手輪需旋轉(zhuǎn) 10圈。由此可見這種夾具是依靠非常簡單的螺旋運動前進(jìn)或后退 ,來實現(xiàn)對工件的夾緊或松開
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