Miniature Hydraulic Actuator

Parts and Materials

Working Principle

1) Hydraulic oil supplied to oil port A, as shown in the Fig 4.1, forces the rack moving towards right, with exhaust oil exiting from oil port B, the pinion meshed to the rack will rotate clockwise synchronously. The valve will be closed accordingly. Turning in or out the right travel stop, it can adjust the valve stroke in ± 5° to make sure the valve be closed completely. The lock nut should be loosed, before adjusting travel stop and should be fastened after adjustment.

2) Hydraulic oil supplied to oil port B, as shown in the Fig 4.2, forces the rack moving towards left, with exhaust oil exiting from oil port A, the pinion meshed to the rack will rotate counter-clockwise synchronously. The valve will be opened accordingly.
Turning in or out the left travel stop, it can adjust the valve stroke in ± 5° to make sure the valve be opened completely. The lock nut should be loosed, before adjusting travel stop and should be fastened after adjustment.

Main Dimensions and Weight

Model	L	W	H	H1	E	F	MF	G	MG	K	S	A	h	Oil Port P	Weight
25	212	100	89	69	75	50	M6	/	/	11	15	/	20	on request	2.6 KG
30	228	110	103	83	90	70	M8	50	M6	14	20	50	20	on request	5.5 KG
40	286	148	122	102	125	102	M10	70	M8	17	20	80	20	on request	10.5 KG
50	313	161	133	113	125	102	M10	70	M8	22	25	80	20	on request	15.6 KG
63	362	195	162	132	150	125	M12	102	M10	27	30	80	30	on request	22.9 KG
.80	406	220	187	157	175	140	M16	/	/	36	40	80	30	on request	37.5 KG

Model	L	W	H	L1	H1	Oil Port P	Weight
100	575	267	234	475	204	on request	73 KG
125	792	357	266	675	236	on request	146 KG