Lub tes tuav pob zeb xyaum tau qhia los ntawm Ingersoll-RandCo.nyob rau hauv 1912. Raws li lub hwj chim daim ntawv, nws muab faib ua plaub pawg: pneumatic, hydraulic, hluav taws xob thiab sab hauv combustion tsav.Pneumatics yog siv dav tshaj plaws.Handheld pob zeb xyaum yog tsim rau drilling downward los yog inclined blastholes, loj thib ob crushing blastholes, ntsia liaj qhov rooj qhov (qhov ntiav ntsug), thiab tsau pulley qhov (qhov tob kab rov tav) nyob rau hauv nruab nrab-nyuaj thiab saum toj no-medium-hard ore.Lub laum txoj kab uas hla yog 19 ~ 42mm, thiab qhov siab tshaj plaws qhov tob yog 5m, feem ntau tsawg dua 2.5m.Feem ntau siv pneumatic handheld pob zeb xyaum muaj qhov cuam tshuam lub zog ntawm 15 ~ 45J, qhov cuam tshuam zaus ntawm 27 ~ 36Hz, laum torque ntawm 8 ~ 13N·m, kev ua haujlwm siab ntawm 0.5 ~ 0.7MPa, cua noj ntawm 1500～ 3900L / min, thiab qhov hnyav ntawm 7 ~ 30kg.
Post lub sij hawm: Mar-31-2021
