SZGH P1500-B-6 — 6-Axis Spray Painting Robot | 1500 mm Reach

The SZGH P1500-B-6 is a 6-axis industrial spray painting robot with a 1,500 mm reach and 6 kg payload, engineered exclusively for automated coating environments. Its dust-proof and waterproof sealed structure, wrist-axis speed of 360°/sec, and built-in conveyor tracking capability make it the reference solution for high-throughput, high-consistency robotic spray painting in furniture, metal parts, bathroom fittings, and consumer goods manufacturing.

Full Technical Specifications

Motion Range

Maximum Speed

General Parameters

Why Choose the P1500-B-6

Axis 6 Wrist Speed: 360°/sec — 62% Faster Than General-Purpose Robots

Most 6-axis general-purpose robots cap Axis 6 at 222°/sec. The P1500-B-6 runs at 360°/sec, directly translating into smoother arc transitions on curved surfaces, tighter paint-film uniformity, and higher throughput on continuous-path spray programs. This is not a marketing figure — it is the single biggest driver of coating quality on complex wrist-rotation-intensive paths.

Conveyor Tracking Painting — No Line Stoppage Required

The P1500-B-6 integrates hanging-line (conveyor) tracking painting: the robot reads real-time encoder feedback from the production conveyor and dynamically follows the workpiece during transit. Furniture frames, cabinet doors, and hardware parts are sprayed in-motion — eliminating the stop-index-spray cycle and increasing effective line utilisation to near 100%.

Dust-proof & Waterproof Sealed Structure — Built for Paint Booth Reality

Paint booths combine solvent mist, atomised pigment, and humidity. The P1500-B-6 carries P-series exclusive dust-proof and waterproof sealing across all joints and the controller interface, a protection level that general-purpose T-series robots do not carry. In real-world installations, customers report zero seal-failure events across multi-year continuous operation.

Axis 4 Range ±200° — 33% Wider Than T-Series (±150°)

A wider Axis 4 range means the wrist can adopt more extreme approach angles without requiring a full-arm reorientation. On chairs with turned legs, on bathroom tap bodies, and on injection-moulded covers with deep recesses, this translates into reachable areas that a ±150° wrist simply cannot cover without repositioning.

Solves the Four Core Problems of Manual Spray Painting

Application Scenarios

P1500-B-6 vs P1950-B-6 — Which Model Is Right for You?

Selection Guide:

• Choose P1500-B-6 when your workpieces fit within a 600 mm envelope, your line uses a conveyor, and film uniformity on complex wrist paths is the top priority.

• Choose P1950-B-6 when workpiece dimensions exceed 600 mm, or when large injection-moulded or automotive parts require full-sweep coverage without repositioning.

Customer Case Study

By Fannie Chen, CEO, Shenzhen Guanhong Automation Co., Ltd. (SZGH)

A wood furniture exporter based in Vietnam came to us in late 2023. They ship chair frames and cabinet doors to European retailers — good products, real craftsmanship. But their painting line was a bottleneck. Eight spray painters. Around thirty paint colours. Every colour change meant a 15-minute manual line flush. And Europe keeps tightening surface quality requirements: the buyer's QC team was calling out film-thickness variation between pieces, and the complaints were stacking up.

The underlying numbers were hard to argue with. Film-thickness deviation between workers ran at ±18 µm — far outside the ±5 µm tolerance the European importer demanded. Painter turnover was high: the work is toxic, the environment is uncomfortable, and Vietnam's manufacturing workforce has better options every year. The factory owner told me directly: "I cannot build a business on a skill I cannot reliably hire."

We installed two P1500-B-6 units on their conveyor line and paired each with an automatic colour-change valve manifold. The robots track the hanging conveyor in real time — no stop-index-spray, full line speed maintained. Colour-change time dropped from 15 minutes to 90 seconds.

The more important number: film-thickness deviation compressed from ±18 µm to ±4 µm. European buyer quality complaints went to zero in the first full quarter of operation. Paint consumption fell approximately 22% — the robot does not instinctively add a little extra pass to be safe. And all eight spray painters were reassigned to loading, QC inspection, and packaging roles — no redundancies, just redeployment out of a toxic environment.

Eighteen months later, the factory has added a third P1500-B-6 for a new product line. That is the outcome I find most meaningful: not the first sale, but the expansion order.

Control System & Integration

SZGH Dedicated Painting Controller

The P1500-B-6 ships with the SZGH-CNC painting robot controller, configured specifically for P-series spray robots. Key features include:

• Conveyor encoder input: direct integration with production conveyor encoders for dynamic workpiece tracking (hanging-line painting)

• Colour-change valve I/O: dedicated digital outputs for controlling automatic solvent-flush and colour-change valve sequences

• Paint flow / atomising air control: analogue output for proportional air-assisted or airless gun triggering

• Teach pendant: 10-inch colour touchscreen with painting-specific trajectory templates (linear sweep, arc, spiral, zigzag)

Positioner (Repositioner) Integration

The P1500-B-6 is designed for coordinated motion with SZGH positioners:

In coordinated (synchronised) mode, the positioner and robot axes are interpolated together by the controller — the spray gun maintains a constant standoff distance from the workpiece surface throughout the rotation cycle, which is critical for uniform film build on curved or cylindrical forms.

Certifications & Warranty

Frequently Asked Questions

Q1: What is the maximum payload of the P1500-B-6, and does it include the paint hose?

The P1500-B-6 carries 6 kg at the wrist flange. This capacity is specified to accommodate a typical spray gun plus the paint supply hose and any bracket hardware combined — the figure already accounts for real-world painting tool loads, not just the gun body weight.

Q2: Why is Axis 6 speed 360°/sec instead of the 222°/sec typical of general robots?

Spray painting paths on curved and multi-angled workpieces require rapid continuous wrist rotation to maintain a perpendicular gun angle to the surface while the arm traverses laterally. At 222°/sec, the wrist cannot keep pace with fast lateral moves on tight curves, forcing a speed reduction that produces uneven film build. At 360°/sec, the wrist tracks surface normals at full arm speed — the result is consistent atomisation and uniform film thickness across the entire path.

Q3: How does conveyor tracking (hanging-line painting) work on the P1500-B-6?

An encoder mounted on the production conveyor sends real-time position pulses to the robot controller. The controller offsets the robot's programmed trajectory in real time by the conveyor displacement — so the spray gun follows the workpiece as if both were stationary relative to each other. The conveyor never needs to stop. Line throughput is maintained at 100% while painting is in progress.

Q4: Is the P1500-B-6 suitable for water-based (waterborne) paints as well as solvent-based?

Yes. The robot itself is paint-agnostic — the spray gun, colour-change valve, and paint supply system determine compatibility. Water-based paint systems require stainless-steel wetted components in the gun and supply lines, which SZGH can recommend and source. The robot's dust-proof and waterproof sealed structure is compatible with both environments.

Q5: What is the difference between the P1500-B-6 and the T1500-C-6 general-purpose robot?

The P1500-B-6 is engineered exclusively for painting:

(1) Dust-proof and waterproof sealing across all joints — the T1500-C-6 does not carry this protection level;

(2) Axis 6 at 360°/sec vs 222°/sec on the T-series;

(3) Axis 4 range ±200° vs ±150° on the T-series;

(4) Conveyor tracking is a standard controller feature on the P-series.

The T1500-C-6 is a cost-effective choice for welding, handling, and assembly — but for a paint booth, the P1500-B-6 is purpose-built.

Q6: Can the P1500-B-6 be ceiling-mounted to save floor space?

Yes. The P1500-B-6 supports ground, bracket (wall/frame), and ceiling mounting modes. Ceiling mounting is popular in furniture painting lines where the conveyor occupies the floor space beneath and the robot needs to spray downward onto flat panel surfaces. The controller's gravity compensation is reconfigured automatically for the selected mounting orientation.

Q7: How long does it take to reprogram the robot for a new workpiece shape?

For simple flat panels or rectangular parts, an experienced operator can teach a new spray program in 30–60 minutes using the touchscreen teach pendant with built-in painting trajectory templates (linear, zigzag, arc sweep). For complex 3D parts, offline programming software (compatible with standard CAD import) can generate optimised paths in a few hours without stopping production. SZGH provides remote programming support included in the standard warranty service.

Q8: What happens if a seal fails inside the spray booth — is the repair disruptive?

The P1500-B-6's joint seals are designed for booth-life replacement intervals, not continuous servicing. In the event a seal does require replacement, SZGH stocks all standard seal kits and ships to global service partners (USA, Turkey, Romania, Russia, Egypt, Thailand, Mexico) with typical lead times of 3–5 business days. The modular joint design allows seal replacement without removing the full arm assembly — typical repair time is under 4 hours per joint.

Request a Quote or Technical Consultation

Ready to replace manual spray painting with a P1500-B-6 system? Our engineering team will review your workpiece dimensions, production volume, and paint type to provide a complete system recommendation — robot, positioner, spray gun, and controller — with a formal quotation.

→ Contact SZGH Now

Response time: within 1 business day. Engineering support available Mon–Fri, with WhatsApp technical support 24/5.

Related Products