中心孔打孔機(jī)的設(shè)計(jì)說明書

1、中心孔打孔機(jī)的設(shè)計(jì)說明書文檔僅供參考湘潭大學(xué)興湘學(xué)院專業(yè)課程設(shè)計(jì)說明書題目中心孔打孔機(jī)的設(shè)計(jì)專業(yè)機(jī)械設(shè)計(jì)制造及其自動(dòng)化班級(jí) 機(jī)械6班學(xué)號(hào) 964406姓名 方海軍指導(dǎo)教師陳睿完成日期年01月22日中心打孔機(jī),包括機(jī)殼、電機(jī)座、電機(jī)導(dǎo)軌和兩個(gè)壓桿,所述機(jī)殼內(nèi) 具有推塊,機(jī)殼的頂部具有螺母，螺桿的一端經(jīng)過螺母穿過機(jī)殼的頂部與 推塊相連，電機(jī)導(dǎo)軌與機(jī)殼固定連接，電機(jī)座經(jīng)過電機(jī)導(dǎo)軌與機(jī)殼滑動(dòng)連 接，電機(jī)座內(nèi)具有電機(jī)，電機(jī)的輸出端連接有動(dòng)力頭;所述推塊的下端具有 滾輪,推塊的中部?jī)蓚?cè)對(duì)稱開有向上的兩個(gè)斜槽，每個(gè)壓桿的一端裝有導(dǎo) 向輪,導(dǎo)向輪在斜槽內(nèi)滑動(dòng)，每個(gè)壓桿的中部經(jīng)過回轉(zhuǎn)銷與機(jī)殼轉(zhuǎn)動(dòng)連接, 每個(gè)壓桿

2、的另一端也均裝有滾輪。本實(shí)用新型的中心打孔機(jī)，不但能快 速的夾緊工件，三點(diǎn)快速夾緊，自動(dòng)定心，實(shí)現(xiàn)自動(dòng)打中心孔的目的。中、長(zhǎng)圓鋼工件，加工時(shí)圓跳動(dòng)大，一般須預(yù)先鉆好中心孔后，再 用頂尖定位一端進(jìn)行車削加工。本設(shè)計(jì)的目的在于設(shè)計(jì)一種專用的中 心孔鉆孔設(shè)備，可方便地對(duì)圓鋼工件進(jìn)行中心孔鉆孔操作。關(guān)鍵字：中心鉆孔；中心定位；帶傳動(dòng)；花鍵傳動(dòng)AbstractCenter punch, including chassis, motor, rail, and two compressive bar inside the casing has stated push block, the top of th

3、e chassis with a nut, one end of the screw nut, through the top of the chassis and blocks are linked together, motor guide rail and the casing is fixed, the motor seat by machine guide rail and slide casing connection, motor seat is, the output of the motor connection power head; As described in the

4、 lower end of the block with a roller, block in the middle of the bilateral symmetry runs up two chute, each one end of the push rod is equipped with guide wheel, guide wheel sliding inside the chute, each lever through back to resellers and chassis rotation connection, in the middle of each lever a

5、nd on the other side of the roller. Center punching machine of the utility model not only can fast clamping workpiece, three fast clamping, automatic centering, the purpose of realizing automatic centering.Round beat, in the long round steel workpiece, processing, generally after good center hole drill in advance, then using top positioning end cutting processing. The purpose of this design is to design a special center hole drilling equipment, easily on round steel workpiece center hole drill