Precision in Emptiness: JINGYING’s CNC Piercing Technology for Custom Floral Pendants
สารบัญ
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Introduction to CNC Piercing in Jewelry Manufacturing
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Market Demand for Floral Pierced Pendants
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Client Profile: Design Requirements & Expectations
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Technical Specifications of the Floral Pendant
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Material Selection for Pierced Jewelry
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CNC Piercing Technology Explained
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กระบวนการผลิตทีละขั้นตอน
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Surface Finishing Techniques
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มาตรการควบคุมคุณภาพ
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Production Challenges & Solutions
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การบรรจุหีบห่อ & Presentation
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กรณีศึกษา: 10,000 Unit Order Fulfillment
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Comparative Analysis with Traditional Methods
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Client Feedback & Market Response
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Future Developments in CNC Jewelry
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บทสรุป: The Art of Precision Emptiness
1. Introduction to CNC Piercing in Jewelry Manufacturing
The art of pierced metalwork dates back centuries, but modern CNC (Computer Numerical Control) technology has revolutionized this ancient craft. JINGYING’s advanced CNC piercing systems combine digital precision with artistic expression, particularly suited for delicate floral pendant designs. This whitepaper examines our proprietary Multi-Axis Micro-Piercing System (MAPS) through the lens of a recent 10,000-unit floral pendant order.

Key Advantages of CNC Piercing:
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±0.01mm dimensional accuracy
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85% material waste reduction vs. laser cutting
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Ability to create interlocking pierced patterns
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3D undercuts without secondary operations
2. Market Demand for Floral Pierced Pendants
Global Jewelry Trends (2024):
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Pierced designs account for 38% of pendant sales (McKinsey Luxury Report)
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Floral motifs represent 62% of nature-inspired jewelry
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925 silver pierced pendants show 22% YoY growth
ความชอบของผู้บริโภค:
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Delicate but durable constructions
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Lightweight wearability (under 15g)
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“See-through” dimensional effects
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Customizable personalization options
3. Client Profile: Design Requirements
ลูกค้า: Scandinavian jewelry brand (Est. 2015)
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Aesthetic: Minimalist Nordic floral designs
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สั่งซื้อปริมาณ: 10,000 หน่วย (5 variations)
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Key Requirements:
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0.3-0.5mm piercing width consistency
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No visible tool marks
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Weight limit: 12g per pendant
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Compatible with 1.5mm chain
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4. ข้อกำหนดทางเทคนิค
| พารามิเตอร์ | Specification |
|---|---|
| ขนาด | 25mm × 18mm × 1.8mm |
| วัสดุ | 925 เงินสเตอร์ลิง |
| Piercing Width | 0.4mm ±0.05 |
| น้ำหนัก | 10.8-11.2ก |
| Bail Opening | 1.6mm ID |
| Surface Finish | Mirror polish + selective oxidation |
CAD Design Features:
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87 intersecting pierced elements
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3-layer depth illusion
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Hidden structural reinforcements
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Engraving plate for customization
5. Material Selection Rationale
925 Silver Advantages for Piercing:
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Optimal machinability (Mohs 2.5-3)
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Minimal tool wear during CNC operations
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Excellent polish retention
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Tarnish-resistant with proper coating
Alternative Materials Considered:
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ทอง: Too soft for fine details
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ไทเทเนียม: Difficult to pierce thinly
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ทองเหลือง: Requires additional plating
6. CNC Piercing Technology Deep Dive
JINGYING’s MAPS System Specifications:
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5-axis simultaneous control
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50,000 RPM spindle speed
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0.1mm carbide micro-tools
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Coolant-free dry machining
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Real-time tool wear compensation
Unique Capabilities:
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15° undercut piercing
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Variable width piercing (0.2-1มม.)
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On-machine deburring
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Automated tool change (12-tool carousel)
7. การผลิตทีละขั้นตอน
ขั้นตอน 1: Digital Preparation
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CAD file optimization (SolidWorks)
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Toolpath simulation (Mastercam)
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Nesting for material efficiency
ขั้นตอน 2: เครื่องจักรกลซีเอ็นซี
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Roughing (0.8mm end mill)
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Semi-finishing (0.4mm ball nose)
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Precision piercing (0.1mm tapered tool)
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Bail drilling (1.6mm drill bit)
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การแกะสลัก (30° V-bit)
ขั้นตอน 3: Post-Processing
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การทำความสะอาดอัลตราโซนิก
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Magnetic tumbling (8 ชั่วโมง)
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Hand polishing (wheel + compound)
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การชุบโรเดียม (ไม่จำเป็น)
8. Surface Finishing Techniques
Multi-Stage Polishing Process:
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Barrel tumbling (24h)
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Micro-abrasive blasting (selective areas)
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Manual buffing (muslin wheels)
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Electrolytic polishing
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Anti-tarnish coating (3μm thickness)
Quality Verification:
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White glove inspection (10× magnification)
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Weight tolerance check (±0.2g)
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Piercing width measurement (optical comparator)
9. Quality Control Protocol
| Checkpoint | วิธี | มาตรฐาน |
|---|---|---|
| ความแม่นยำมิติ | CMM | ±0.05mm |
| Piercing Cleanliness | Microscope | No burrs >0.02มม. |
| Polish Quality | Light chamber | Ra ≤0.1μm |
| Bail Strength | 5การทดสอบการดึงกิโลกรัม | No deformation |
| ความบริสุทธิ์ของวัสดุ | XRF | 92.5-93% เอเจน |
10. Production Challenges & Solutions
ท้าทาย 1: Tool breakage in fine details
สารละลาย: Implemented adaptive feed rate control
ท้าทาย 2: Maintaining piercing width consistency
สารละลาย: Developed temperature-controlled machining environment
ท้าทาย 3: Post-processing part handling
สารละลาย: Custom 3D-printed holding fixtures
11. Packaging Innovation
Protective Packaging:
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Individual PETG form-fitting inserts
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Anti-tarnish strips with oxygen scavengers
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Scratch-resistant inner coating
Retail Packaging:
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FSC-certified paper boxes
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Embedded NFC authenticity chips
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Multi-language care instructions
12. กรณีศึกษา: 10,000 Unit Order
Production Metrics:
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Yield Rate: 98.7%
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Average machining time: 23 minutes per piece
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Material utilization: 82%
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On-time delivery: 100%
Client ROI:
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Retail price: €189-€249
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Sell-through rate: 91% in Q1
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Generated €1.8M revenue for client
13. การวิเคราะห์เปรียบเทียบ
VS Laser Cutting:
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40% faster production
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Better edge quality
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No heat-affected zones
VS Traditional Hand Piercing:
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300% consistency improvement
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65% cost reduction
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Ability to replicate designs exactly
14. Client Feedback
“The precision of JINGYING’s CNC piercing allowed us to achieve designs we previously thought were only possible in renderings. Their technical team’s understanding of our aesthetic vision was remarkable.”
15. Future Developments
Next-Gen Piercing Technology:
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AI-powered toolpath optimization
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Hybrid additive/subtractive systems
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Nanoscale piercing capabilities (0.05มม.)
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Self-cleaning piercing tools
16. บทสรุป
JINGYING’s CNC piercing technology represents the perfect marriage of Renaissance craftsmanship and Industry 4.0 ความแม่นยำ. This case study demonstrates how advanced manufacturing can bring even the most delicate floral designs to life with unprecedented accuracy and repeatability.
Key Takeaways:
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CNC piercing enables previously impossible design complexities
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Material science is as crucial as machining parameters
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Post-processing determines final quality as much as cutting
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Every pierced design requires unique toolpath strategies
For designers seeking to push the boundaries of metal emptiness, our doors—and our CNC workstations—are always open.
