JY77-85R Pneumatic Self-Centering Vise (Soft Jaw)
Specifications
| Parameter | Value |
|---|---|
| Model | JY77‑85R |
| Type | Self‑centering vise, soft jaw (split jaw滑块) |
| Dimensions (L × W × H) | 102 × 77 × 53 mm (4.02″ × 3.03″ × 2.09″) |
| Clamping range | 0–85 mm (0–3.35″) – typical for soft jaw滑块 |
| Repeat clamping accuracy | ±0.015 mm (±0.0006″) |
| Max. torque | 70 Nm (51.6 ft‑lbs) |
| Weight | 2.4 kg (5.3 lbs) |
| Jaw type | Split type soft jaws (sliding jaw blocks) |
| Mounting option | Ø52 pull stud hole |
| Key dimensions | 102 mm (length), 83 mm (jaw depth), 53 mm / 52 mm / 24 mm / 17 mm (see drawing) |
| Locating feature | Dowel pin holes Ø5×8×2 for accurate positioning |
Key Features
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Self‑centering design – automatically centers the workpiece for consistent positioning
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Soft jaw滑块 design – split type soft jaws allow custom machining for specific part geometries
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Low profile – only 53 mm height saves Z‑axis clearance on CNC machines
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High repeatability – ±0.015 mm (0.0006″) for reliable production accuracy
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Zero point ready – Ø52 pull stud hole for direct mounting on zero point pallet systems
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High torque capacity – 70 Nm clamping torque for secure workholding
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Compact and lightweight – 102×77 mm footprint and 2.4 kg weight save machine space
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Precision locating – dowel pin holes for accurate fixture registration
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Machinable jaws – soft jaws can be milled to match custom workpiece profiles
Application Scenarios
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CNC milling and drilling – ideal for prismatic parts requiring centered clamping
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Automated pallet systems – Ø52 pull stud enables quick change on zero point systems
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Custom workpiece clamping – soft jaws can be machined to fit complex or delicate parts
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High‑mix / low‑volume production – quick jaw changes for different part sizes
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4th/5th axis machining – compact size fits tight rotary table envelopes
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Delicate or finished surface clamping – soft jaws protect workpiece surfaces from damage
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Precision machining – ±0.015 mm repeatability for consistent part quality
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Low clearance applications – 53 mm profile fits machines with limited Z‑axis travel
Why Choose JIYAN
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Self‑centering advantage – eliminates manual centering, reduces setup time
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Soft jaw flexibility – machine jaws to exact part geometry for optimal grip
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Zero point ready – Ø52 pull stud hole allows direct mounting on zero point pallets
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Low profile design – saves valuable Z‑axis clearance on CNC machines
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Precision locating – dowel pin holes ensure accurate and repeatable fixture positioning
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Compact footprint – saves valuable machine table space
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Split jaw design – easy replacement and customization
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Precision ground surfaces – verified for flatness and parallelism
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Hardened steel body – durable construction for high‑cycle production
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