Patents & Certifications
Our EU compliance certificates and independent intellectual property patents fully verify our factory quality control, production safety and original mechanical R&D strength, supporting global machine sales and customer factory audit.
All Documents
CE Certifications
ISO Management System
R&D Patents
CE Machinery Directive 2006/42/EC
Certificate No.:IN-NJ-5805-24109
Issued By:SGS-CSTC Standards Technical Services
Applicable Models:Full ZBF & ZBP cold heading machine series
Issue Date:Oct. 18, 2024
Introduction:Official SGS EU machinery safety certification, all machine frame, safety guard, emergency stop system pass strict EU inspection, mandatory document for exporting cold forming machines to European market.
中文说明：SGS官方欧盟机械安全认证，整机结构、防护装置、急停系统全部通过欧盟严苛检测，是冷镦设备出口欧盟必备合规文件。
Includes appendix A & B with full model parameter table
CE EMC Directive 2014/30/EU
Certificate No.:IN-NJ-5805-24109-E
Issued By:SGS-CSTC Standards Technical Services
Applicable Models:All multi-station cold upsetting machine models
Issue Date:Feb. 25, 2025
Introduction:Electromagnetic compatibility certification ensures our equipment will not generate interference to factory electrical equipment and can resist industrial electromagnetic noise, a necessary part of complete CE marking.
中文说明：电磁兼容认证，保障设备运行不干扰车间其他电气，同时抵御工业杂波，完整CE标识必备资质。
Valid after completing EC Declaration of Conformity
ISO 9001 Quality Management System
Standard:GB/T 19001-2016 / ISO 9001:2015
Valid Term:Jul.08,2025 ~ Jul.07,2028
Certification Scope:R&D & production of precision multi-station cold forming machines
Introduction:Global recognized quality management standard, standardized full production flow including raw material test, machining inspection, finished machine calibration and after-sales service, stable consistent product quality for worldwide buyers.
中文说明：全球通用质量管理标准，规范原材料、加工、整机检测、售后全流程管控，持续稳定交付合格冷镦设备。
ISO 45001 Occupational Health & Safety System
Standard:GB/T 45001-2020 / ISO 45001:2018
Valid Term:Jul.08,2025 ~ Jul.07,2028
Certification Scope:Workplace safety management for cold forming machine R&D & manufacturing
Introduction:International workplace safety standard, complete risk prevention and staff health protection system, prove our factory meets global safety production norms for supplier qualification audit.
中文说明：国际工厂安全生产标准，完善车间风险防控与员工健康保护体系，满足海外客户供应商验厂要求。
Invention Patent – Oil-Water Separation Cold Heading Machine
Patent No.:ZL 2018 1 1001673.3
Grant Date:Nov.21, 2023
Valid Term:20 Years (Until 2038)
Core Innovation:Integrated oil mist separation system, reduce workshop pollution & oil cost
Introduction:Flagship invention patent of our company. Solves the oil fog pollution pain point of traditional cold forming machines, improves factory environment and cuts lubricating oil consumption. This independent core technology is exclusive to Sunsky equipment.
中文说明：公司旗舰发明专利，解决传统冷镦机油雾污染痛点，改善车间生产环境、大幅降低润滑油损耗，为本司设备独有核心技术。
Full 35+ patents are included in the PDF download at the bottom of the page
Invention Patent – Smoke Extraction Cold Forming Machine
Patent No.:ZL 2018 1 1002065.4
Grant Date:Nov.19, 2024
Valid Term:20 Years (Until 2038)
Core Innovation:Built-in smoke extraction device, meet global factory environmental standards
Introduction:Second core environmental invention patent, built-in fume extraction structure avoids external exhaust equipment, helps overseas factories pass environmental inspection smoothly.
中文说明：第二大环保类发明专利，设备内置抽油烟结构，无需额外加装排风设备，助力海外工厂轻松通过环保审核。
Full 35+ patents are included in the PDF download at the bottom of the page
Utility Model Patent – Main Box Locking Structure
Patent No.:ZL202122809336.0
Grant Date:Jun.07, 2022
Valid Term:10 Years (Until 2031)
Core Advantage:High rigidity locking, low vibration, stable fastener dimensional accuracy
Introduction:Core structural patent for all ZBF/ZBP series machines. Reinforced locking frame suppresses high-speed vibration, ensures consistent product tolerance and extends machine service life.
中文说明：全系ZBF/ZBP机型核心结构专利，加强锁紧框架抑制高速加工震动，保证紧固件尺寸公差稳定，延长整机使用寿命。
Full 35+ patents are included in the PDF download at the bottom of the page
Utility Model Patent – Quick Mold Change Mechanism
Patent No.:ZL202022951911.6
Grant Date:Aug.13, 2021
Valid Term:10 Years (Until 2030)
Core Advantage:Short mold replacement time, improve factory production efficiency
Introduction:Patented fast mold switching design greatly reduces mold replacement downtime, increases overall production capacity for multi-spec fastener manufacturers.
中文说明：专利快速换模结构，大幅缩短模具更换停机时间，提升多规格紧固件工厂整体产能。
Full 35+ patents are included in the PDF download at the bottom of the page
Utility Model Patent – Gripper Cam Hydraulic Lock
Patent No.:ZL202023074000.6
Grant Date:Sep.14, 2021
Valid Term:10 Years (Until 2030)
Core Advantage:Stable clamping force, avoid workpiece shifting during forming
Introduction:Hydraulic cam locking gripper structure keeps constant clamping force during high-speed stamping, effectively prevent workpiece displacement and reject rate reduction.
中文说明：液压凸轮锁紧夹钳结构，高速冲压过程夹持力恒定，有效防止工件偏移，降低产品不良率。
Full 35+ patents are included in the PDF download at the bottom of the page
Utility Model Patent – Rear Pass Safety Lock Device
Patent No.:ZL201721647362.5
Grant Date:Oct.16, 2018
Valid Term:10 Years (Until 2028)
Core Advantage:Double safety interlock, meet EU machinery safety standards
Introduction:Dual safety interlock structure for machine rear channel, fully matches CE machinery safety requirements, eliminates accidental operation risks for workers.
中文说明：设备后通道双重安全互锁结构，完全匹配CE机械安全标准，杜绝工人误操作安全隐患。
Full 35+ patents are included in the PDF download at the bottom of the page
Download Full Collection of Machine R&D Patents PDF
This complete PDF document contains all our Chinese invention patents & utility model certificates, including mold locking, oil separation, feeding, clamping, cutting and safety protection structures, fully prepared for overseas buyer factory inspection and supplier qualification review.
Download All Invention & Utility Patents PDF