(?) (?)砂(Sha)带(Dai)磨(Mo)削(Xiao)去(Qu)毛(Mao)刺(Ci)按(An)砂(Sha)带(Dai)与(Yu)工(Gong)件(Jian)接(Jie)触(Chu)形(Xing)式(Shi)来(Lai)分(Fen)又(You)可(Ke)分(Fen)为(Wei)接(Jie)触(Chu)轮(Lun)式(Shi)、(?)支(Zhi)承(Cheng)板(Ban)(轮(Lun))式(Shi)和(He)自(Zi)由(You)式(Shi)三(San)大(Da)类(Lei)。(?)
(?) (?)(1)接(Jie)触(Chu)轮(Lun)式(Shi) 其(Qi)特(Te)点(Dian)是(Shi)有(You)一(Yi)接(Jie)触(Chu)轮(Lun),通(Tong)过(Guo)它(Ta)使(Shi)工(Gong)件(Jian)与(Yu)砂(Sha)带(Dai)接(Jie)触(Chu),产(Chan)生(Sheng)切(Qie)削(Xiao)压(Ya)力(Li),其(Qi)结(Jie)构(Gou)比(Bi)较(Jiao)简(Jian)单(Dan),应(Ying)用(Yong)较(Jiao)广(Guang)。(?)
(?) (?)(2)支(Zhi)承(Cheng)板(Ban)(轮(Lun))式(Shi) 其(Qi)特(Te)点(Dian)是(Shi)由(You)支(Zhi)承(Cheng)板(Ban)(轮(Lun))起(Qi)加(Jia)压(Ya)作(Zuo)用(Yong)。(?)支(Zhi)承(Cheng)板(Ban)式(Shi)砂(Sha)带(Dai)磨(Mo)削(Xiao)一(Yi)般(Ban)多(Duo)进(Jin)行(Xing)平(Ping)面(Mian)加(Jia)工(Gong),以(Yi)增(Zeng)大(Da)接(Jie)触(Chu)面(Mian),提(Ti)高(Gao)加(Jia)工(Gong)效(Xiao)率(Lu),但(Dan)砂(Sha)带(Dai)背(Bei)面(Mian)与(Yu)支(Zhi)承(Cheng)板(Ban)间(Jian)有(You)摩(Mo)擦(Ca),因(Yin)此(Ci)要(Yao)求(Qiu)砂(Sha)带(Dai)的(De)抗(Kang)拉(La)度(Du)***。(?)支(Zhi)承(Cheng)板(Ban)可(Ke)以(Yi)是(Shi)移(Yi)动(Dong)的(De)或(Huo)固(Gu)定(Ding)的(De),当(Dang)工(Gong)件(Jian)的(De)长(Chang)度(Du)大(Da)于(Yu)支(Zhi)承(Cheng)板(Ban)时(Shi),支(Zhi)承(Cheng)板(Ban)要(Yao)移(Yi)动(Dong),若(Ruo)支(Zhi)承(Cheng)板(Ban)不(Bu)动(Dong),工(Gong)件(Jian)就(Jiu)要(Yao)移(Yi)动(Dong),才(Cai)能(Neng)加(Jia)工(Gong)工(Gong)件(Jian)全(Quan)长(Chang)。(?)支(Zhi)承(Cheng)轮(Lun)式(Shi)砂(Sha)带(Dai)磨(Mo)削(Xiao)适(Shi)于(Yu)加(Jia)工(Gong)平(Ping)面(Mian)和(He)内(Nei)孔(Kong),当(Dang)支(Zhi)承(Cheng)轮(Lun)可(Ke)以(Yi)自(Zi)由(You)转(Zhuan)动(Dong)时(Shi),可(Ke)减(Jian)少(Shao)支(Zhi)承(Cheng)轮(Lun)与(Yu)砂(Sha)带(Dai)背(Bei)面(Mian)的(De)摩(Mo)擦(Ca)。(?)
(?) (?)(3)自(Zi)由(You)式(Shi) 其(Qi)特(Te)点(Dian)是(Shi)无(Wu)接(Jie)触(Chu)轮(Lun)和(He)支(Zhi)承(Cheng)板(Ban)(轮(Lun)),工(Gong)件(Jian)直(Zhi)接(Jie)与(Yu)柔(Rou)性(Xing)的(De)砂(Sha)带(Dai)接(Jie)触(Chu),多(Duo)用(Yong)于(Yu)加(Jia)工(Gong)各(Ge)种(Zhong)内(Nei)外(Wai)成(Cheng)形(Xing)表(Biao)面(Mian)。(?)自(Zi)由(You)式(Shi)砂(Sha)带(Dai)磨(Mo)削(Xiao)又(You)可(Ke)分(Fen)为(Wei)自(Zi)由(You)浮(Fu)动(Dong)接(Jie)触(Chu)式(Shi)和(He)自(Zi)由(You)接(Jie)触(Chu)式(Shi)。(?)
(?) (?)自(Zi)由(You)浮(Fu)动(Dong)接(Jie)触(Chu)式(Shi)砂(Sha)带(Dai)唐(Tang)削(Xiao)在(Zai)结(Jie)构(Gou)上(Shang)有(You)一(Yi)对(Dui)可(Ke)调(Diao)导(Dao)轮(Lun),可(Ke)用(Yong)它(Ta)调(Diao)整(Zheng)砂(Sha)带(Dai)的(De)松(Song)紧(Jin)程(Cheng)度(Du),以(Yi)便(Bian)更(Geng)有(You)效(Xiao)地(Di)进(Jin)行(Xing)磨(Mo)削(Xiao)。(?)
(?) (?)自(Zi)由(You)接(Jie)触(Chu)式(Shi)砂(Sha)带(Dai)磨(Mo)削(Xiao)在(Zai)结(Jie)构(Gou)上(Shang)无(Wu)导(Dao)轮(Lun),或(Huo)有(You)一(Yi)对(Dui)不(Bu)可(Ke)调(Diao)导(Dao)轮(Lun),
抛(Pao)光(Guang)机(Ji)砂(Sha)带(Dai)的(De)松(Song)紧(Jin)程(Cheng)度(Du)在(Zai)闭(Bi)式(Shi)砂(Sha)带(Dai)磨(Mo)削(Xiao)中(Zhong)靠(Kao)张(Zhang)紧(Jin)轮(Lun)来(Lai)调(Diao)整(Zheng);在(Zai)开(Kai)式(Shi)砂(Sha)带(Dai)磨(Mo)削(Xiao)中(Zhong)靠(Kao)砂(Sha)带(Dai)轮(Lun)来(Lai)调(Diao)整(Zheng),不(Bu)够(Gou)方(Fang)便(Bian)、(?)直(Zhi)接(Jie)。(?)砂(Sha)带(Dai)与(Yu)工(Gong)件(Jian)的(De)接(Jie)触(Chu)形(Xing)式(Shi)中(Zhong),接(Jie)触(Chu)轮(Lun)与(Yu)支(Zhi)承(Cheng)轮(Lun)在(Zai)结(Jie)构(Gou)上(Shang)是(Shi)不(Bu)一(Yi)样(Yang)的(De),接(Jie)触(Chu)轮(Lun)一(Yi)般(Ban)在(Zai)其(Qi)外(Wai)缘(Yuan)上(Shang)有(You)各(Ge)种(Zhong)硬(Ying)度(Du)的(De)橡(Xiang)胶(Jiao)层(Ceng),表(Biao)面(Mian)有(You)平(Ping)滑(Hua)的(De)或(Huo)带(Dai)槽(Cao)的(De)两(Liang)种(Zhong);而(?)支(Zhi)承(Cheng)轮(Lun)为(Wei)光(Guang)滑(Hua)表(Biao)面(Mian),只(Zhi)起(Qi)支(Zhi)承(Cheng)作(Zuo)用(Yong)。(?)按(An)照(Zhao)加(Jia)工(Gong)表(Biao)面(Mian)类(Lei)型(Xing)来(Lai)分(Fen),砂(Sha)带(Dai)磨(Mo)削(Xiao)又(You)可(Ke)分(Fen)为(Wei)外(Wai)圆(Yuan)、(?)内(Nei)圆(Yuan)、(?)平(Ping)面(Mian)、(?)成(Cheng)形(Xing)表(Biao)面(Mian)等(Deng)磨(Mo)削(Xiao)方(Fang)式(Shi)。(?)对(Dui)于(Yu)砂(Sha)带(Dai)外(Wai)圆(Yuan)磨(Mo)削(Xiao)来(Lai)说(Shuo),与(Yu)砂(Sha)轮(Lun)外(Wai)圆(Yuan)磨(Mo)削(Xiao)一(Yi)样(Yang),也(Ye)有(You)定(Ding)心(Xin)磨(Mo)削(Xiao)和(He)无(Wu)心(Xin)磨(Mo)削(Xiao)。(?)