124A-11848
124A-11848
廈門興銳達(dá)自動化設(shè)備有限公司 http://www.xrdzidonghua.com
124A-11848摘提出中大膽的設(shè)想,將圓環(huán)面蝸桿毛坯上加工出普通螺旋齒槽,利用兩側(cè)增加環(huán)面蝸桿具有多齒嚙合瞬時雙線接觸工作齒面寬等優(yōu)點,但也存在蝸輪滾刀無法1產(chǎn)磨,蝸桿和滾刀加工需要在改裝后的車床或銑齒機(jī)上
才能進(jìn)行等缺點。本文提出種大膽而又奇特的設(shè)想,即將蝸桿毛坯做成環(huán)面,但卻仍按普通圓柱蝸桿樣銑出等螺旋
角的螺旋齒槽,由于蝸桿兩端比同等園柱蝸桿直徑逐漸增大,因而齒高增加,也可增加有效接觸區(qū)。故稱偽環(huán)面蝸
桿傳動。這種蝸輪滾刀可與普通滾刀樣鏟齒和重磨。蝸桿加工也不需專用設(shè)備。
偽環(huán)面蝸桿設(shè)計原理然后以主平面內(nèi)蝸輪齒根圓去截此蝸桿,蝸輪齒根圓以內(nèi)的被截去。剩下的蝸桿,其齒根
仍在圓柱面上,其齒頂則在以蝸輪齒根圓為母線的圓環(huán)面上。在蝸桿喉部,其齒形與普通圓柱蝸桿無異,只足兩端
加粗了。SIEMENS 6QT28910FN10 CABLE, NEW IN BAG
LITTELFUSE MINI FUSES MIN 3 LOT OF FIVE *NEW*
FUJI 10A 550V 2 POLE AUTO-BREAKER SA32B *NEW IN BOX*
WORCESTOR CONTROLS B 34 N R2 PNEUMATIC ACTUATOR, NIB
REXROTH 24VDC 1.1W PLUG-IN VALVE, 576-190-022-0 *NEW*
TFLEDYNE REPUBLIC 4091-1-3/8B100 FITTING
UNKNOWN MFG. APPROX 5-1/2" OAL TAPER ADAPTER SLEEVE
2 1/2" FIRE HOSE VALVE A56
FEDERAL SIGNAL CORPORATION HORN TONE MODULE TM6 SER. A2 *NEW*
DONGAN ELECTRIC .053KVA TRANSFORMER 50-0050-053
PARKER 5/8" MALE ORFS HEX HEAD PLUG NNB, LOT OF 5
PARKER 1" F THREADED ORFS SWIVEL PIPE CONNECTER -16 -16 X 3/8" M, LOT OF 2
SIEMENS DIGITAL INPUT MODULE 6ES5 422-8MA11
NORGREN 17BAR 250PSIG LOCKOUT VALVE T64E-4AB-P1N
KOYO 90MM OD, 40MM BORE, 23MM WIDTH BALL BEARING 6308C3S *NEW*
RUSSELLSTOLL 125V 20A 2W 3P EVER LOK RECEPTACLE, 8013U-1 *NEW*
PARKER 3/8"NPT NON TIE ROD PNEUMATIC CYLINDER 02.00 NLPV9 / 3.500 *NEW*
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GREENFIELD 1-3/8"-6 APPROX 6-1/8" OVERALL LENGTH HIGH SPEED TAP