版權(quán)說(shuō)明:本文檔由用戶提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權(quán),請(qǐng)進(jìn)行舉報(bào)或認(rèn)領(lǐng)
文檔簡(jiǎn)介
1、<p><b> 附錄A</b></p><p> Lifts optimization design </p><p> Cars with glass lifts is key to guide gibs problem. Guide gibs function is to make window glass up and down movemen
2、t, can in vertical, front and back, the or so direction assurance guidance; General use metal, leather, felt or rubber is made. The above test method although considered the guide friction factors, but DuoZhong and all k
3、inds of automobile glass lifts the actual trajectory there are still differences, a lack of corresponding conversion method. Such as xiali, mai hing industrial vehic</p><p> Because arm type glass lifts man
4、ufacturing process relatively simple, low cost, at present our country about 80% of the automobile glass lifts the arm type glass lifts. And soft type glass lifts from stability and resistance movement is much better tha
5、n the former more compact structure, and the installation and layout are more convenient, but at present our country about soft type lifts, there is no formal national standards.</p><p> Soft shaft type gla
6、ss lifts in the world of high-grade vehicle especially cars has been used in great quantities, it is a more advanced glass lifts. In recent years the introduction of domestic automobile products, such as the truck, Beiji
7、ng, nanjing Cherokee and tell YiWeiKe provided by the lifter. At present some domestic auto parts factory has in such as Beijing automobile glass lifts factory, nac accessory tools factory, sichuan car factory accessorie
8、s factory completed the soft shaft type g</p><p> As the car structure layout design, manufacturing cost, manufacturing technology, the requirements of the manual push-pull type window of adjusting mechanis
9、m for many still vehicle in use. At present the arm type and manual (mechanical) glass lifts as the main use the type, the gentle type glass lifts is limited to introduce the application of the model, and electricity-pow
10、ered glass lifts application is less.</p><p> Electric glass lifts in foreign high-grade car is very normal, due to the application of the complicated structure, and high cost, and domestic small motor perf
11、ormance instability, the products in our country at present is used in automobile products is less. Can foresee, along with the car design, manufacturing level enhancement, electric glass lifts will more and more applica
12、tion in automobile products.</p><p> Glass lifts the door system of the door is the attachment. Glass lifts is to realize the car door glass doors accessories lifting movement. Through the glass lifts drive
13、 glass bracket for up and down movement, thus make the glass door window frame of door along the guide groove or guide for lifting movement. The common glass lifts main has a fork arm type transmission and rope wheel dri
14、ve two common form. The latter can adapt to the glass in the big curvature of the surface movement and arc. In </p><p> As the door system of moving parts, lifts and body not only of the layout related inte
15、rnal and external board, at the same time also and the door both sides of guide rail and glass of water cut, sealed inside and outside the door, even have a certain correlation and speakers. In the door system especially
16、 inside and outside door plank and glass shape after confirmation, need to be in preliminary based on the door system and glass lifts associated parts layout and analysis. At the same time in th</p><p><b
17、> 附錄B</b></p><p><b> 升降器優(yōu)化</b></p><p> 汽車用玻璃升降器的關(guān)鍵是導(dǎo)向槽問(wèn)題。導(dǎo)向槽的功能是使車窗玻璃上下運(yùn)動(dòng)時(shí),能在垂直、前后及左右方向上保證導(dǎo)向作用;一般用金屬、毛氈或橡膠制成。上述試驗(yàn)方法雖然考慮了導(dǎo)軌摩擦等多種因素,但與各種汽車用玻璃升降器的實(shí)際運(yùn)動(dòng)軌跡仍有差異,也缺少相應(yīng)的換算方法。如夏利、華
18、利車用玻璃升降器,其升降運(yùn)動(dòng)軌跡均為大半徑圓弧(R1250mm.2500mm)。夏利車的車窗玻璃安裝在舉升臂托架上,車窗玻璃在升降運(yùn)動(dòng)中,是利用托架內(nèi)的凹槽與滾輪軸軸向間隙,來(lái)不斷調(diào)整托架角度,以適應(yīng)車窗玻璃在導(dǎo)向槽內(nèi)的上下運(yùn)動(dòng),因此實(shí)際工況與試驗(yàn)臺(tái)上模擬的工況是有出入的。為了使試驗(yàn)要求貼近實(shí)際工況,通過(guò)近百個(gè)樣件的對(duì)比試驗(yàn),采用統(tǒng)計(jì)與分析方法,找到了適宜的相關(guān)系數(shù),是生產(chǎn)的各種玻璃升降器能與各種車型的車門(mén)門(mén)窗匹配,即保證了產(chǎn)品性能質(zhì)量
19、,也提高了試驗(yàn)臺(tái)的實(shí)用價(jià)值。</p><p> 由于臂式玻璃升降器制造工藝相對(duì)簡(jiǎn)單,成本低,目前我國(guó)80%左右的汽車玻璃升降器采用臂式玻璃升降器。而柔式玻璃升降器從平穩(wěn)性、運(yùn)動(dòng)阻力來(lái)說(shuō)大大優(yōu)于前者結(jié)構(gòu)更緊湊,且安裝和布置都較為方便,但目前我國(guó)關(guān)于柔式升降器尚無(wú)正式的國(guó)家標(biāo)準(zhǔn)。</p><p> 軟軸式玻璃升降器在世界各種中高檔車輛特別是轎車上已被大量采用,是一種比較先進(jìn)的玻璃升降器。近
20、年來(lái)國(guó)內(nèi)的引進(jìn)汽車產(chǎn)品,如重汽斯泰爾、北京切諾基和南京依維柯等均采用這種升降器。目前已在國(guó)內(nèi)一些汽配廠如北京汽車玻璃升降器廠、南汽隨車工具廠、四川汽車廠附件廠等完成了有關(guān)軟軸式玻璃升降器的生產(chǎn)工藝的技術(shù)開(kāi)發(fā)(引進(jìn)),可提供國(guó)產(chǎn)化產(chǎn)品。隨著其批量化生產(chǎn)水平的提高,亦可用于替代臂式玻璃升降器。</p><p> 由于汽車結(jié)構(gòu)布局設(shè)計(jì)、制造成本、制造技術(shù)的要求,手動(dòng)推拉式的車窗調(diào)整機(jī)構(gòu)仍為許多車輛采用。目前臂式及手動(dòng)
21、(機(jī)械式)玻璃升降器為主要使用類型,柔式玻璃升降器的應(yīng)用尚限于引進(jìn)車型,而電動(dòng)式玻璃升降器應(yīng)用較少。</p><p> 電動(dòng)玻璃升降器在國(guó)外中高檔車上應(yīng)用已很普通,由于其結(jié)構(gòu)復(fù)雜、成本高、且國(guó)內(nèi)小型電機(jī)產(chǎn)品性能不穩(wěn)定,故目前在我國(guó)汽車產(chǎn)品中應(yīng)用尚少??梢灶A(yù)見(jiàn),隨著我國(guó)汽車設(shè)計(jì)、制造水平的提高,電動(dòng)玻璃升降器將越來(lái)越多地應(yīng)用于汽車產(chǎn)品。</p><p> 玻璃升降器是車門(mén)系統(tǒng)中的車門(mén)附件
22、。玻璃升降器是實(shí)現(xiàn)轎車車門(mén)玻璃升降運(yùn)動(dòng)的車門(mén)附件。通過(guò)玻璃升降器帶動(dòng)玻璃托架作上下運(yùn)動(dòng),從而使得車門(mén)玻璃沿著車門(mén)窗框的導(dǎo)槽或?qū)к壸魃颠\(yùn)動(dòng)。目前常用的玻璃升降器主要有叉臂式傳動(dòng)和繩輪式傳動(dòng)兩種常見(jiàn)結(jié)構(gòu)型式。后者能夠適應(yīng)玻璃在大曲率的弧形升降面上移動(dòng)。此外有手操縱式卒電動(dòng)兩種操縱方式。車門(mén)設(shè)計(jì)和布局中.正確選擇和布置玻璃升降器是保證玻璃升降操縱輕便、工作可靠的關(guān)鍵。</p><p> 作為車門(mén)系統(tǒng)中的運(yùn)動(dòng)部件,升
溫馨提示
- 1. 本站所有資源如無(wú)特殊說(shuō)明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請(qǐng)下載最新的WinRAR軟件解壓。
- 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請(qǐng)聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶所有。
- 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁(yè)內(nèi)容里面會(huì)有圖紙預(yù)覽,若沒(méi)有圖紙預(yù)覽就沒(méi)有圖紙。
- 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
- 5. 眾賞文庫(kù)僅提供信息存儲(chǔ)空間,僅對(duì)用戶上傳內(nèi)容的表現(xiàn)方式做保護(hù)處理,對(duì)用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對(duì)任何下載內(nèi)容負(fù)責(zé)。
- 6. 下載文件中如有侵權(quán)或不適當(dāng)內(nèi)容,請(qǐng)與我們聯(lián)系,我們立即糾正。
- 7. 本站不保證下載資源的準(zhǔn)確性、安全性和完整性, 同時(shí)也不承擔(dān)用戶因使用這些下載資源對(duì)自己和他人造成任何形式的傷害或損失。
評(píng)論
0/150
提交評(píng)論