1. 采用整體床身HT250-300高強度樹(shù)脂砂鑄造,并經(jīng)時(shí)效處理,立柱固定,橫滑座,移動(dòng)工作臺的L型布局,基礎牢固,框架穩定。
2. X,Y,Z三軸采用低阻尼滑動(dòng)貼塑淬硬導軌,具有高剛性,抗沖擊,低磨阻的特點(diǎn),,動(dòng)態(tài)響應靈敏,精度穩定性高;采用齒輪箱傳動(dòng),主軸最大輸出扭矩達470 N.m.
3. X,Y,Z三軸采用預拉伸結構,增強剛性、抵消熱變形,提高精度
4. 伺服進(jìn)給系統采用全數字式交流伺服電機驅動(dòng),高精度滾珠絲杠直接傳動(dòng),預拉伸結構,增加系統剛性,降低熱變形。
5. 炮筒式主軸組件,整體裝調,維修方便,快捷 。
6. 溫控主軸,主軸套筒外設有循環(huán)槽,供恒溫冷卻使用,從而保持加工中主軸溫升最低,確保加工精度更穩定。
7. 主軸配置位置編碼器,除實(shí)現精確定向外,還具有剛性攻絲功能。
8. 穩定可靠的自動(dòng)刀具交換系統(ATC),配置機械凸輪式刀庫與機械手,動(dòng)作由機械凸輪控制,換刀迅速可靠, 快速機械凸輪換刀供選, 換刀時(shí)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)良的機電液元件,確保機床的可靠性完整 的冷卻排屑防護功能,采用先進(jìn)的PRO/E軟件進(jìn)行整機外觀(guān)造型設計。
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.