1. 采用整體床身HT250-300高強(qiáng)度樹脂砂鑄造,并經(jīng)時效處理,立柱固定,橫滑座,移動工作臺的L型布局,基礎(chǔ)牢固,框架穩(wěn)定。
2. X,Y,Z三軸采用低阻尼滑動貼塑淬硬導(dǎo)軌,具有高剛性,抗沖擊,低磨阻的特點(diǎn),,動態(tài)響應(yīng)靈敏,精度穩(wěn)定性高;采用齒輪箱傳動,主軸最大輸出扭矩達(dá)350 N.m.;
3. X,Y,Z三軸采用預(yù)拉伸結(jié)構(gòu),增強(qiáng)剛性、抵消熱變形,提高精度
4. 伺服進(jìn)給系統(tǒng)采用全數(shù)字式交流伺服電機(jī)驅(qū)動,高精度滾珠絲杠直接傳動,預(yù)拉伸結(jié)構(gòu),增加系統(tǒng)剛性,降低熱變形。
5. 炮筒式主軸組件,整體裝調(diào),維修方便,快捷 。
6. 溫控主軸,主軸套筒外設(shè)有循環(huán)槽,供恒溫冷卻使用,從而保持加工中主軸溫升最低,確保加工精度更穩(wěn)定。
7. 主軸配置位置編碼器,除實(shí)現(xiàn)精確定向外,還具有剛性攻絲功能。
8. 穩(wěn)定可靠的自動刀具交換系統(tǒng)(ATC),配置機(jī)械凸輪式刀庫與機(jī)械手,動作由機(jī)械凸輪控制,換刀迅速可靠, 快速機(jī)械凸輪換刀供選, 換刀時間為1.8秒。
9. 選用進(jìn)口滾珠絲桿和NSK、SKF、FAG主軸軸承和絲桿軸承;精選性能優(yōu)良的機(jī)電液元件,確保機(jī)床的可靠性完整 的冷卻排屑防護(hù)功能,采用先進(jìn)的PRO/E軟件進(jìn)行整機(jī)外觀造型設(shè)計。
1.The integral bed ht250-300 high-strength resin sand is used for casting, and after aging treatment, the bed, column, sliding seat and worktable form a C-shape layout, with firm foundation and stable frame.
2. the X, y and Z axes adopt the model of linear rolling guide rail, which has the characteristics of low noise and low wear resistance, sensitive dynamic response and high precision stability, and is suitable for high-precision processing in large quantities;
3. x, y and Z axes adopt pre stretching structure to enhance rigidity and offset thermal deformation
4. the servo feed system is driven by AC servo motor and directly driven by lead screw to improve the transmission accuracy.
5. the barrel type spindle assembly is installed and adjusted as a whole, and the maintenance is convenient and fast.
6. temperature controlled spindle. The spindle sleeve is equipped with a circulating groove outside for constant temperature cooling, so as to keep the spindle temperature rise to the lowest during processing and ensure stable processing accuracy. (optional)
7. the spindle is equipped with a position encoder, which not only realizes the precise determination, but also has the function of rigid tapping.
8. a stable and reliable automatic tool exchange system (ATC) is equipped with a mechanical cam type tool magazine and a manipulator. The action is controlled by the mechanical cam. The tool change is rapid and reliable, and the tool change time is 1.8 seconds.
9. imported ball screw (THK, NSK, HIWIN, PMI) and big brand spindle bearings and screw rod bearings (NSK, SKF, FAG) shall be selected.