TWH/TWM Series Stopper Cylinder
Features
- JIS Standard: Implements JIS standards.
- Reinforced Piston Rod: Thickened piston rod design effectively improves the cylinder's ability to withstand impact.
- Heavy Duty Absorption: Equipped with hydraulic shock absorbers (fixed or adjustable) to reliably absorb impact energy.
- Self-Locking Mechanism: Lever-type roller structure is equipped with a self-locking device to prevent the rocker arm from rebounding and pushing back the stopped object.
- Variety: A wide range of series and specifications are available to suit different application needs.
Specifications
| Bore Size (mm) | 20 | 25 | 32 | 40 | 50 | 63 | 80 |
|---|---|---|---|---|---|---|---|
| Series | TWH | TWH / TWM | TWH | ||||
| Acting Type | Double Acting; Single Acting (Spring Extend) | ||||||
| Fluid | Air (filtered by 40μm filter element) | ||||||
| Operating Pressure (Double) | 0.15 ~ 1.0 MPa (23~145 psi) | ||||||
| Operating Pressure (Single) | 0.25~1.0 MPa | 0.2 ~ 1.0 MPa (28~145 psi) | |||||
| Proof Pressure | 1.5 MPa (215 psi) | ||||||
| Temperature (°C) | -20 ~ 70 | ||||||
| Cushion Type | Bumper (Cylinder); Hydraulic Shock Absorber (Lever mechanism) | ||||||
| Port Size [Note 1] | M5 x 0.8 | PT1/8 | PT1/4 | ||||
[Note 1] PT and G threads are available for port connection.
Stroke & Shock Absorber Specifications
| Bore Size (mm) | Standard Stroke (mm) | Shock Absorber Type | Adjustability |
|---|---|---|---|
| 20 | 15 | Fixed Type | Non-Adjustable |
| 25 | 15 | ||
| 32 | 20 | Adjustable Type | Adjustable [Note 1] |
| 40 | 30 | ||
| 50 | 30 | ||
| 63 | 30 | ||
| 80 | 40 |
[Note 1] For Bore sizes 32 and above, the hydraulic shock absorber is adjustable. For 20 and 25, it is non-adjustable.
Ordering Code
TWH 50 x 30 S K F □
| No. | Item | Code Description |
|---|---|---|
| ① | Series & Acting Type |
TWH/TWM: Stopper Cylinder (Double Acting) TDH/TDM: Stopper Cylinder (Double Acting with Built-in Spring) TTH/TTM: Stopper Cylinder (Single Acting Spring Extend) [Note 1] |
| ② | Bore Size | 20, 25, 32, 40, 50, 63, 80 (mm) |
| ③ | Stroke | Fixed stroke per bore size (see specs tab). |
| ④ | Magnet |
Blank: No Magnet S: With Magnet |
| ⑤ | Stopper Type |
L: Lever Roller Type (Non-adjustable Shock Absorber) [For Φ20, 25] K: Lever Roller Type (Adjustable Shock Absorber) [For Φ32~80] |
| ⑥ | Self-Locking |
Blank: No Self-Locking F: With Self-Locking |
| ⑦ | Thread | Blank: PT Thread [Note 2] |
[Note 1] Single Acting type: Piston retracts when air is supplied; Piston extends by spring force when air is exhausted.
[Note 2] When port is M5, this code is blank.
[Note 2] When port is M5, this code is blank.
