WHATSAPP | TEL: +8613809822984
Find the Machines you need at Dongzheng
WE CAN CUSTOMIZE MACHINES BASE ON YOUR SPECIFIC NEEDS
Samples used by different industrial area
Dongzheng spring machines serve 50+ manufacturers across diverse industries worldwide
HIGH PRECISION
Electronic Industry
Touch springs for switches, connectors, andbutton contacts in smartphones, tablets, and consumer electronics.
Wire:
0.08–1.0mm
Spring Type:
Compression, tactile feedback
Tolerance:
0.01mm
Smartphones · Tablets · Wearables
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HEAVY DUTY
Automotive Industry
Shock absorber springs, oil seal springs, and suspension components ensuring vehicle safety and comfort.
Wire:
2.0–9.0mm
Spring Type:
Compression, torsion
Load Rating:
Up to 500kg
Shock absorbers · Suspension · Seals
MEDICAL GRADE
Medical Industry
Catheter springs, surgical instrument springs, and implantable device components meeting medical standards.
Wire:
0.08–2.5mm
Spring Type:
Coiled, hypotube
Surface:
USP Class VI compatible
Catheters · Implants · Surgical Tools
COST EFFECTIVE
Home Appliances
Springs for refrigerator door seals, washing machine dampers, and small appliance mechanisms.
Wire:
0.3–4.0mm
Spring Type:
Compression, extension
Cycle Life:
50,000+ tests
Refrigerators · Washers · HVAC
HIGH LOAD
Industrial Equipment
Heavy-duty springs for valves, pumps, hydraulic systems, and heavy machinery applications.
Wire:
3.0–9.0mm
Spring Type:
Compression, oil seal spring
Temperature:
-40°C-300°C
Valves · Pumps · Machinery
![e8554f_f657e3ecd62940bdbf822db4f9c44710~mv2[1]_edited.jpg](https://static.wixstatic.com/media/5f9c3c_5a21cc0a4f374c359976d30ad7be3ea6~mv2.jpg/v1/fill/w_278,h_147,al_c,q_80,usm_0.66_1.00_0.01,enc_avif,quality_auto/e8554f_f657e3ecd62940bdbf822db4f9c44710~mv2%5B1%5D_edited.jpg)
PREMIUM
Aerospace
High-performance springs for aircraft interiors, cockpit controls, and satellite components.
Wire:
0.5–6.0mm
Spring Type:
Custom formed
Certification:
AS9100D compliant
Aircraft · Satellites · Defense
Need custom samples? Our engineering team delivers samples within 7 days.
Trusted by 50+ Manufacturers Worldwide
20+
20+ Years Experience
Since 2004
50+
Global Customers
Manufacturing Partners
15+
Countries
Southeast Asia | South America | Middle East
150+
Sets / Year
Annual Production Capacity
Dongzheng Spring Machine has been manufacturing CNC spring machines since 2004. Our machines are exported to 15+ countries including Vietnam, Brazil, Indonesia, and South Korea, serving 50+ manufacturing partners globally with reliable spring production solutions.
DONGZHENG SPRING MACHINE
Dongzheng - 20+ Years Excellence in CNC Spring Machine Manufacturing
Established in 2004, Dongzheng Spring Machine is a leading manufacturer of CNC spring machines and camless spring machines. Our state-of-the-art production facilities cover an area of over 5,000 square meters, with an annual production capacity of 150+ sets.
We specialize in manufacturing compression springs, torsion springs, extension springs, and custom spring solutions for automotive, electronics, medical, and industrial applications. Our machines are exported to 15+ countries worldwide.
Wire Diameter
0.08 - 9.0mm
Annual Capacity
150+ Sets
Axes Range
3 - 12 Axis
Global Markets
15+ Countries
Global Export Performance
🇻🇳 Vietnam
40+
units
🇧🇷 Brazil
10+
units
🇰🇷 South Korea
5+
units
🇮🇩 Indonesia
5+
units
Total Global Customers
50+ manufacturing partners
50+
Our Core Products
Cam Spring Machine
Wire:
0.2-6.0mm
Axis:
3-8 Axis
Speed:
0-110m
Accuracy:
±0.01mm
Standard production, cost-effective solution for compression & extension springs
Camless Spring Machine
Wire:
0.08-4.5mm
Axis:
10-14 Axis
Speed:
0-110m
Accuracy:
±0.01mm
High precision, flexible for complex torsion & extension springs
Heavy Duty Series
Wire:
2.0-9.0mm
Axis:
3-14 Axis
Speed:
0-75m
Accuracy:
±0.01mm
Large springs for automotive & industrial applications
Comments From Our Customers
Mr. W
Product Manager
🇻🇳 Vietnam | Công ty TNHH phát triển khoa học kỹ thuật Hezhi Việt Nam
Product: HSM-CNC20 Cam Spring Machine
"We purchased HSM-CNC20 for our torsion spring production line. After 8 months, daily output increased by 35%. The machine maintains ±0.01mm accuracy consistently. Technical support responded within 24 hours. Strongly recommend for spring manufacturers looking for reliable equipment."
Company Tour
Why Choose Dongzheng Spring Machine?
🏭
20+ Years Experience
Manufacturing CNC spring machines since 2004. Full-range capability from 3-axis to 12-axis servo control systems.
📜
Patent Technology
Multiple CN/International patents certified. Proprietary camless technology for enhanced precision and reliability.
⚙️
0.08-9mm Wire Range
Complete wire diameter coverage. HSM-CNC08 (0.08-1.0mm), HSM-CNC20 (0.2-4.0mm), HSM-CNC40 (1.8-4.5mm)
🌏
15+ Countries
50+ global customers including Vietnam (40+ units), Brazil (10+ units), South Korea, Indonesia and so on.
⚡
48h Response Time
Technical support response within 48 hours. Remote diagnostics available for urgent issues.
🎓
Free Training
On-site training at our China factory (2-3 days). Video tutorials and documentation included.
Annual production capacity: 150 sets
Certifications & Credentials
Internationally recognized quality standards for global manufacturing partners
Patent
Proprietary Patents
4 patents for camless spring machine technology and CNC control systems, certified in China and internationally.
4 Patents
Factory
Factory Audit Report
Verified by third-party auditors. Production facility covers 2,000+ sqm with annual capacity of 150+ sets.
✓ Audit Passed
Coming Soon
ISO 9001:2015 — In Progress
CE Marking — Planned
Need factory audit documents for your purchasing process?
Frequently asked questions
What wire diameter can your spring machines handle?
Our CNC spring machines cover wire diameter from 0.08mm to 6mm(up to 9mm for iron wire):, with different models for different ranges:
Accuracy: ±0.01mm | Wire materials: steel, stainless, copper
Please provide your wire diameter requirements and material type for a customized recommendation.
What is the delivery time for a CNC spring machine?
Standard delivery: Within 7 days after payment received.
• Production capacity: 150+ sets per year
• Spare parts: In stock for immediate shipment
• Urgent orders: Contact us for availability
For custom configurations or bulk orders, lead time is 15–30 days.
What warranty do you provide?
Standard warranty:
• 12-month warranty on complete machine
• Spare parts available for lifetime (charges may apply)
• Technical support response within 48 hours
• Remote diagnostics available for urgent issues
• On-site service available (optional, additional cost)
Free on-site training at our China factory (2–3 days, no charge).
Do you provide installation and training?
Yes, comprehensive training included:
1. On-site training at Dongzheng factory in Dongguan, China (2–3 days, free of charge)
- Machine operation, programming, maintenance
2. Video tutorials and operation manual (free)
3. Remote technical support (48h response time)
4. On-site installation service (optional, additional cost)
Contact us to schedule your free training session.
Can you produce samples before bulk order?
Yes, we offer sample production service:
- Provide your spring specifications (wire diameter, free length, spring rate, quantity)
- Sample production fee: USD $50-200 depending on complexity
- Sample lead time: 3-15 days
- Sample shipping cost: To be quoted based on destination
Contact us with your requirements for a detailed quote.
What payment methods do you accept?
Standard payment terms:
- T/T: 30% deposit, 70% balance before shipment
- Trade assurance via made-in-china.com (for orders under $500)
We also support payment through trade platforms for customer protection.
How many CNC spring machines have you sold globally?
Dongzheng has sold 150+ CNC spring machines to 50+ manufacturing partners across 15+ countries since our founding in 2004.
Key export figures:
Vietnam: 40+ units to 10+ spring manufacturers (including companies in Hanoi, Ho Chi Minh City, and Binh Duong)
Brazil: 10+ units
Indonesia & South Korea: 5+ units each
Europe & Middle East: ongoing orders
Our best-selling model, the HSM-CNC20 cam spring machine, has 100+ units currently operating at customer factories worldwide.