Premium PVC Corner Cleaning Machine for Windows

As a trusted manufacturer with 3+ decades specializing in window fabrication equipment, Lebulang pioneers innovation with its CNC-driven corner cleaning solution. This machine integrates full automation with 4 synchronized cutters for simultaneous cleaning of outer vertical surfaces, top/bottom weld seams, and corners, eliminating manual intervention. Key features include high-precision processing via built-in size tolerance compensation and circular interpolation, ensuring flawless finish. The YASKAWA servo system enables ≤25-second cycle times, while tool-free cutter switching ensures uninterrupted operation. The CNC control system stores over 100 customizable profiles, optimizing batch production efficiency.

Specifications & Compatibility:

Designed for versatility, the machine handles UPVC profiles ranging from 20–120mm in width and 30–120mm in height, streamlining workflows across factories. Its advanced mechanics accommodate complex geometries, ensuring consistent results for diverse window types.

Global Certification & Support:

ISO 9001 & CE-certified for reliability, Lebulang backs its machines with a 2-year warranty and lifelong technical support. With installations in over 47 countries, our track record demonstrates data-driven precision and practicality—merging engineering excellence with real-world efficiency for modern window manufacturers.

Application Scenarios

UPVC casement window production lines

Sliding window & door fabrication

Tilt-and-turn window manufacturing

PVC profile post-weld finishing stations

OEM window factories requiring consistent corner aesthetics

Core Product Features

• Precision CNC Control

  Servo-driven positioning ensures accurate cutter alignment on every profile, eliminating manual adjustment and reducing scrap rate to below 0.5%.

  🔹 4-Side Simultaneous Cleaning

  Cleans top, bottom, left and right corners in a single cycle. Handles complex profile geometries including V-grooves and reinforced sections.

  🔹 Quick-Change Cutter System

  Tool-free cutter replacement in under 2 minutes. Supports multiple cutter profiles for different window series.

  🔹 User-Friendly HMI

  7-inch color touchscreen with preset memory for up to 50 profile configurations. One-button start operation minimizes operator training time.

  🔹 Heavy-Duty Construction

  Welded steel frame with vibration-damping design. Built for 24/7 continuous operation in high-volume production environments.

  🔹 Minimal Maintenance

  Centralized lubrication system and sealed guide rails keep downtime low. Routine maintenance interval: 500 operating hours.

  
  

Product Details

• Professional UPVC Welding Seam Processing: This PVC Corner Cleaning Machine for Windows is exclusively designed for removing welding burrs and finishing welding corners of UPVC/PVC window profiles, solving the problems of uneven manual cleaning and low consistency.
• Intelligent CNC Data Storage: The advanced CNC control system can store more than 100 groups of processing parameters. Users can call preset data directly for mass production, greatly improving production consistency and efficiency.
• Complete Multi-directional Cleaning: With four built-in cutters working synchronously, the machine automatically finishes outer corner, vertical surface, upper and lower welding seam cleaning in one cycle, no manual auxiliary trimming needed.
• Precision Compensation Technology: Equipped with size tolerance compensation and circular interpolation functions, it effectively eliminates processing errors, ensures smooth arc transition and tight corner fitting for finished windows.
• High-speed & Stable Servo Performance: Adopting original YASKAWA servo motor system and 2800r/min high-speed spindle, it only takes 25 seconds to complete one full corner cleaning, supporting long-term high-intensity batch operation.
• Standardized & Safe Production: CE and ISO certified, matched with stable 0.5--0.8MPa pneumatic system and 3KW rated power, the PVC Corner Cleaning Machine for Windows runs stably with low failure rate, fully meeting industrial standardized production requirements.

Technical Parameters

FAQ

Q1: What is the main function of this PVC Corner Cleaning Machine for Windows machine?

A1: It is specially used for automatic removing welding burrs and finishing welding corners of UPVC/PVC window profiles, cleaning outer vertical surfaces, top and bottom welding seams in one process.

Q2: How many processing data groups can the CNC system store?

A2: The built-in CNC system can store more than 100 sets of processing data, supporting quick calling and stable repeated batch production.

Why Choose Us

10+ years specializing in PVC window machinery

CE certified production with strict QC on every unit

Custom tooling available for proprietary profile designs

Global shipping with installation support and spare parts network

12-month warranty + lifetime technical assistance