
The AirTAC Airtac B02-TCL Welding Special Triple-Axis Cylinder B02-TCL32X40S is a genuine JIS-standard guided cylinder with a Ø32mm bore and 40mm stroke on twin guide rods. Its integrated steel-ball linear bearing gives low-friction, high-precision travel — well suited to vertical lifts and high-load, high-accuracy moves, holding the tool square to ±0.05° of rotation without any external linear guide.
The B02-TCL32X40S is AirTAC's welding-industry dedicated variant of the TCL32X40S, mechanically identical to the base JIS guided twin-rod cylinder. A drive piston runs between two guide rods in a single integrated body, utilizing a steel-ball linear bearing for low-friction, high-precision travel. This design eliminates the need for an external linear guide, saving space and alignment effort. Delivering 402 N of push at 0.5 MPa, it is built for double-acting operation.
The integrated twin-rod architecture yields a tight ±0.05° non-rotating tolerance, keeping clamps and fixtures square under off-centre loads. The Ø16 mm piston rod and 1/8" ports provide robust plumbing and force delivery, while the standard built-in magnet supports CS1 reed or DS1 electronic sensors across four body slots. Stroke ends are damped by fixed elastomer pads rather than an adjustable cushion, simplifying setup.
| Model | Airtac B02-TCL Welding Special Triple-Axis Cylinder B02-TCL32X40S |
|---|---|
| Series | TCL JIS guided (twin-rod) cylinder |
| Bore size | Ø32 mm |
| Stroke | 40 mm |
| Acting type | Double acting |
| Bearing | Steel-ball linear bearing |
| Port size | 1/8" |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 500 mm/s |
| Non-rotating tolerance | ±0.05° (retracted) |
| Cushion | Rubber bumper |
| Max std stroke | Up to 250 mm |
Specifications follow the official AirTAC TCL/TCM series datasheet (JIS standard). Confirm against the product label before installation. Thread options: PT (blank) / G / NPT. Every TC model ships with a built-in magnet for sensor switches.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 402 N | 302 N |
| 0.7 MPa | 563 N | — |
| Max | 82 kgf | |
Force is set by the bore and piston rod (Ø16 mm); the twin guide rods carry side load and torque, not thrust. Actual usable force is lower than theoretical due to friction and back-pressure.
| TC | Tri-rod (guided, twin-rod) cylinder, double acting. |
|---|---|
| L | Bearing: Steel-ball linear bearing (L = linear ball). |
| 32 | Bore size in mm. |
| ×40 | Stroke length in mm. |
| S | Built-in magnet (standard on TC) for a magnetic sensor switch. |
Sister type: TCM32X40 (brass sliding bearing, more impact/dust tolerant). Thread codes: blank = PT · G · T = NPT.
Leveraging the 402 N thrust at 0.5 MPa and the low-friction steel-ball bearing, this cylinder smoothly positions spot welding tips without stick-slip, ensuring precise electrode alignment on automated robotic cells.
The ±0.05° non-rotating accuracy keeps hold-down clamps perfectly square on curved chassis parts, handling off-centre loads while the twin-rod guide absorbs the reactionary torque.
Delivering 563 N of push at 0.7 MPa, this unit halts heavy pallets carrying welded sub-assemblies, with the integrated guide absorbing the side impact without needing a separate external rail.
When sizing this model, consider moving a bore step in either direction: the Ø25 bore yields roughly 245 N of push at 0.5 MPa, whereas the Ø40 bore provides about 628 N. Choose the TCL steel-ball linear bearing for smooth, stick-slip-free vertical lifts; if the cell experiences heavy impact or dusty radial loads, the sister TCM with its brass sliding bearing is the better option. To replace this unit, match the 32 mm bore, 40 mm stroke, 1/8" PT ports, and standard S magnet.
Note that a TC guide resists rotation but will not support a load if air pressure drops or the valve is centred—the rod will drift downward. For fail-safe clamping in a welding fixture, install an external rod lock or pilot-operated check valve.
Quick checklist
At 0.5 MPa it provides 402 N of push and 302 N of pull. At 0.7 MPa the push increases to 563 N. The theoretical maximum force is 82 kgf. The operating speed range is 30-500 mm/s.
The B02- prefix designates this as AirTAC's welding-industry dedicated line; it is mechanically identical to the standard TCL32X40S with no special seals or dimensions. Stroke ends are damped by fixed rubber TPU bumpers—there is no adjustable air cushion screw to set.
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