Xi Lanh Khí Nén SMC CQS Series CDQSBS12 CDQSBS16 CDQSBS20

Xi Lanh Khí Nén SMC CQS Series CDQSBS12 – CDQSBS16 – CDQSBS20 – CDQSBS25

Compact Cylinder, Anti-Lateral Load Type CQS□S Series Details

Compact Cylinder, Anti-Lateral Load Type CQS□S Series Specifications

[Features] · Square body shape that gives you flexibility for designing machines.
· Auto switch mounting direction allows for flexible design requirements.
· 2-way basic mounting.
· Non-rotating rod with high non-rotating accuracy.

Model Number Notation

Individual Made-to-Order Specifications

Indicator symbol	Specifications/contents
-X271	Fluororubber seals

Made to order specifications

Indicator symbol	Specifications/contents
-XC6	Piston rod, retaining ring, rod-end nut made of stainless steel
-XC85	Grease for food processing equipment

Standard specification

Tube Internal Diameter (mm)	12	16	20	25
Operating method	Double acting, single rod
Applicable fluids	Air
Lubrication	Not required (non-lube)
Proof pressure	1.5 MPa
Maximum operating pressure	1.0 MPa
Minimum operating pressure	0.07 MPa		0.05 MPa
Ambient and working fluid temperature	Without auto switch: -10°C to 70°C (No freezing)
	With auto switch: -10°C to 60°C (No freezing)
Cushioning	Rubber bumper*
Rod-end thread	Female thread
Stroke length tolerance	+1.0 mm* 0
Operating piston speed	50 to 500 mm/s
Allowable kinetic energy J	0.043	0.075	0.11	0.18

• *Stroke length tolerance does not include the amount of bumper change.

Structural drawing

Component Parts

Number	Part name	Material	Note
1	Cylinder tube	Aluminum Alloy	Hard Anodize
2	Collar	Aluminum Alloy	Anodized
3	Piston	Aluminum Alloy	–
4	Piston rod	Stainless steel	–
5	Retaining Ring	Carbon tool steel	Phosphate coated
6	Rod-end nut	Carbon steel	Zinc chromate
7	Spacer for switch type	Aluminum Alloy	Chromate
8	Bumper A	Urethane	–
9	Damper B	Urethane	–
10	Bushing	Oil-impregnated sintered alloy	–
11	Wear ring	Resin	–
12	Magnet	–	–
13	Centering location ring	Aluminum Alloy	Anodized
*14	Rod Gasket	NBR	–
*15	Piston Gasket	NBR	–
*16	Tube gasket	NBR	–

Replacement Parts / Seal Kit

Tube Internal Diameter (mm)	Order number	Content
12	CQSB12-PS	Set of above numbers (14), (15), (16)
16	CQSB16-PS
20	CQSB20-PS
25	CQSB25-PS

• *Seal kit includes (14), (15) and (16). Order the seal kit based on each bore size.
• *The seal kit does not include a grease pack, so please order a grease pack separately.
• *Grease pack part number: GR-S-010 (10 g)

Compact Cylinder, Anti-Lateral Load Type CQS□S Series Example Dimensions

(Unit: mm)

 

Male rod end

(Unit: mm)

 

Tube Internal Diameter (mm)	B1	C1	H1	L1	MM	X
12	8	9	4	14	M5 × 0.8	10.5
16	10	10	5	15.5	M6 × 1.0	12
20	13	12	5	18.5	M8 × 1.25	14
25	17	15	6	22.5	M10 × 1.25	17.5

With Boss on Head End

(Unit: mm)

 

Tube Internal Diameter (mm)	G	Th9
12	1.5	15 (-0.043 to 0)
16	1.5	20 (-0.052 to 0)
20	2	13 (-0.043 to 0)
25	2	15 (-0.043 to 0)

• *Note) With boss on rod end: option. (Suffix -XC36 to the end of the part number.)
  Note that only bore sizes ø12 (12‑mm diameter) and ø16 (16‑mm diameter) are applicable.

Standard type

(Unit: mm)

 

Bore size (mm)	Stroke range (mm)	Without auto switch		With auto switch		C	D	E	F	H	I	K	L	M	N	OA	OB	Q	RA	RB	T
		A	B	A	B
12	5 to 30	25.5	22	30.5	27	6	6	25	5	M3 × 0.5	32	5	3.5	15.5	3.5	M4 × 0.7	6.5	7.5	7	4	0.5
16	5 to 30	25.5	22	30.5	27	8	8	29	5	M4 × 0.7	38	6	3.5	20	3.5	M4 × 0.7	6.5	7.5	7	4	0.5
20	5 to 50	29	24.5	39	34.5	7	10	36	5.5	M5 × 0.8	47	8	4.5	25.5	5.4	M6 × 1.0	9	8	10	7	1
25	5 to 50	32.5	27.5	42.5	37.5	12	12	40	5.5	M6 × 1.0	52	10	5	28	5.4	M6 × 1.0	9	9	10	7	1

• *Note) For the following bore/stroke sizes, the through-hole is threaded: Standard type: ø20 (20‑mm diameter) 5 to 10 stroke and ø25 (25‑mm diameter) 5 stroke.