Three-Jaw Pull-Back Ball Lock Power Chucks- 3HQ

The three jaw chucks suitable for clamping forged and cast parts.
Jaws can freely swing 5° left and right, providing strong clamping force.
The spherical design of the main jaw effectively prevents chips and coolant from entering the chuck.

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Three-Jaw Pull-Back Ball Lock Power Chucks- 3HQ size

The three jaw chucks can clamp various workpieces with a 5° left and right adjustment, allowing for external diameter deviation alignment, ensuring secure clamping of different workpieces.
The radial and pull-back jaw movements can securely clamp cast and forged parts with a maximum tilt of 10°.

Basic parameters

Spec. Model	A	B	C (H6)	D	D1	E1	F	G Min	G Max	H	J	K	L	M1	M2	N	P	Q	T
3HQ-06A5	162	77	140	104.8	82.56	15	30	49	60.3	19.3	32	22.2	36	M16	3-M10	67.5	15	51	38
3HQ-08A6	200	88	170	133.4	106.38	17	34		63.3	23.3	32	25.4		M16	3-M12	74	15	57	44.5
3HQ-10A8	254	106	220	171.4	139.72	18	45		66.5	29.1	42	30.3		M20	6-M16	89.5	19	70	57
3HQ-12A8	300	106	220	171.4	139.72	45	45		66.5	29.1	42	50.8		M20	6-M16	108.5	19	70	57
3HQ-15A11	381	116	300	235	196.87	22	54	63.7	86	32.4	57	70	45	M24	6-M20	140	24	76	66.7
3HQ-18A11	457	116	300	235	196.87	35					89	108	45	M24	6-M20
3HQ-21A15	533	125	380	330.2	287.78	27						146	50	M27	6-M24
3HQ-24A15	610	125	380	330.2	287.78	40						178	50	M27	6-M24

Performance parameters

Spec. Model	Wedge heart stroke (mm)	Jaw stroke diameter (mm)	Maximum allowable push-pull force KN (kgf)	Maximum clamping force KN (kgf)	Maximum rotational speed r/min	Clamping range mm (Outer)	Clamping range mm (Inner)	Inertia Kg·m²	Weight (kg)	Applicable hydraulic cylinder	Maximum operating pressure Mpa (kgf)
3HQ-06	11.3	7.9	26.5 (2700)	79.4 (8100)	4000	12.7–120	70–152	0.15	18	SY-125	2.4 (24)
3HQ-08	14.3	9.5	35.3 (3600)	105.8 (10800)	3500	16–152	76–203	0.48	27	SY-125	3.1 (31)
3HQ-10	17.5	12.7	44.1 (4500)	132.3 (13500)	3000	50–203	85–235	1.23	45	SY-150	2.8 (28)
3HQ-12	17.5	12.7	44.1 (4500)	132.3 (13500)	2500	63–241	127–305	4.22	67.5	SY-150	2.8 (28)
3HQ-15	22.3	15.8	66.6 (6800)	200 (20400)	2000	76–317	165–381	8.49	84.5	SY-200	2.4 (24)
3HQ-18					1500	89–394	241–457	15.17	120
3HQ-21					1000	162–470	317–533	25.00	180
3HQ-24					1000	240–547	394–610	28.00	216