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Time of issue:2021-10-21 10:18:11

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Casting

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Casting

Categories:Capabilities
Time of issue:2022-03-25 15:04:58
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Casting is a manufacturing process in which a liquid material is usually poured into a mold, which contains a hollow cavity of the desired shape, and then allowed to solidify. Casting is most often used for making complex shapes that would be otherwise difficult or uneconomical to make by other methods. Heavy equipment like machine tool beds, ships' propellers, etc. Casting materials are usually metals, plaster, concrete, or plastic resin .

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Building Moats, Not Chasing Trends: Okl Forges an "Invisible Champion" in the Gear Industry with "Deliberate R&D"

Building Moats, Not Chasing Trends: Okl Forges an "Invisible Champion" in the Gear Industry with "Deliberate R&D" While the spotlight of capital and markets sweeps across hot sectors like wind power, robotics, and new energy vehicles, the gear industry, at the heart of these industrial chains, is undergoing its own quiet yet profound transformation. On one hand, players are rushing into emerging blue oceans, hoping to secure their share. On the other, a distinctly different force chooses to stay away from the noise, focusing deeply on its core competence. Okl (Chongqing) Intelligent Equipment Technology Co., Ltd. is a prime example of this "slow and steady" approach. Located in the key southwestern industrial hub of Chongqing, this company is quietly building formidable barriers of technology and quality in the seemingly traditional field of precision gears through its unique philosophy of "deliberate R&D," steadily advancing towards the goal of becoming an "invisible champion." I. Industry Turbulence: Temptations and Challenges Amid Shifting Trends China's gear industry currently operates within a complex ecosystem brimming with both opportunity and speculation. On one hand, the market size continues to expand, projected to exceed 600 billion RMB by 2030, with the penetration rate of high-precision gears expected to reach 40% by 2025. On the other hand, the "trend-chasing effect" in downstream application sectors is pronounced, driving rapid resource allocation and competitive landscape restructuring. The wind turbine gearbox sector is a quintessential example. This billion-RMB market, often called the "heart" of a wind turbine, has seen multiple shifts in recent years. Foreign brands like ZF and Winergy long dominated, but with domestic policy guidance and maturing supply chains, Chinese companies such as NGC, Chongqing Gear, and Hangzhou Advance Gearbox successfully broke through. However, the story didn't end there. Driven by grid parity and "dual-carbon" goals, a new wave of competition emerged: OEMs like Envision Energy crossed over to independently develop and manufacture gearboxes, quickly rising to top global shipment rankings; Delijia, founded by former executives of leading companies, successfully listed and became a key player leveraging deep technical expertise and stable OEM client relationships. Competition in wind gearboxes has evolved from pure technology contests to comprehensive battles involving technology, capital, and supply chain integration. Similar dynamics are playing out in robotics, new energy vehicles, and other fields. The rapidly turning wheels of industry compel companies to chase technological iterations and market hotspots. Yet, for most small and medium-sized enterprises (SMEs), chasing every trend entails significant R&D risks, high trial-and-error costs, and dilution of core focus. As noted by industry experts at the 7th High-Precision Gear Manufacturing Technology Symposium, while the localization rate for high-end gears in China has reached new highs, some top-tier application areas still rely on imports, and breakthroughs in core technologies are not achieved overnight. II. Okl's Choice: Using "Slowness" as a Shield, Digging Deep in One Domain It is precisely within this atmosphere of widespread industry anxiety and opportunism that Okl's choice stands out. The company's leadership clearly understands that for a medium-sized enterprise with limited resources, blindly following trends and spreading efforts thin is akin to competing with inherent weaknesses. Instead, they shift their gaze from the volatile "trends" back to what they do best—providing gear solutions for high-end equipment and precision machinery. Okl's "deliberate R&D" does not imply inefficiency. Rather, it signifies a strategic focus on long-termism, deep accumulation, and systematic innovation. The core logic is this: rather than rushing to compete on the starting lines of multiple emerging sectors, it is better to perfect technology, refine processes, and ensure impeccable quality within a sufficiently deep niche, thereby building "structural barriers" that are difficult for competitors to imitate or surpass in the short term. This strategy manifests in several ways. First, R&D investment is highly focused. The company does not pursue a "broad and comprehensive" product portfolio but consistently channels over 80% of its R&D resources into the iterative improvement and process innovation of a few core product lines. Second, the technological path emphasizes "endogenous breakthroughs." Okl is not keen on acquiring technology rapidly through capital mergers and acquisitions. Instead, it insists on independent, forward R&D, starting from foundational aspects like material science, heat treatment processes, and tooth profile design optimization, accumulating a wealth of proprietary process know-how and data models. Finally, there is a "long-term commitment" to talent and culture. The company has

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Modular Design Leads Transformation, Universal Gear Solutions Gain Favor

Modular Design Leads Transformation, Universal Gear Solutions Gain Favor In the production workshop of Qingzhou Ruinuote Gear Co., Ltd. in Shandong, workers are conducting final inspections on a batch of gears destined for new energy vehicle companies. Different from traditional gears, this batch of products adopts an innovative modular design—the same product series can be adapted to three different models of drive motors simply by replacing core components. This change is becoming emblematic of the gear industry. As market competition intensifies and customer demands diversify, modular design and universal gear solutions are winning favor from more and more enterprises due to their flexibility, economy, and efficiency. From new energy vehicles to industrial robots, from wind power equipment to precision machine tools, a transformation led by modularization is quietly unfolding within the gear industry. 01 Industry Pain Points Drive Demand for Change As core fundamental components in the industrial sector, traditional gear production models have long faced three major challenges: Soaring Customization Costs. Industry statistics indicate that in traditional gear manufacturing, the development cost for non-standard custom products is 3-5 times that of standard products, with production cycles lasting 4-8 weeks. Each new product requires separate design, mold creation, and trial production, imposing huge upfront investments that are overwhelming for small and medium-sized enterprises. Immense Inventory Pressure. A report from Great Wall Motor's Transmission Research Institute shows that under the traditional supply model, the variety of transmission gear spare parts exceeded 2,000 types, tying up billions of RMB in capital. Complex category management not only increases operational costs but also affects capital turnover efficiency. Difficult Maintenance and Upgrades. Experience from wind turbine gearbox manufacturer Deli Jia indicates that equipment using traditional integral gear designs often requires complete replacement during later maintenance or upgrades, with single maintenance costs potentially reaching hundreds of thousands of RMB. These pain points are forcing the industry to seek change, giving rise to modular design. 02 Technological Breakthroughs Enable Design Innovation The core breakthroughs of modular gear design lie in interface standardization, functional modularization, and combinatorial diversity. In the field of micro-gears, Haichang New Material has taken the lead. The company's developed 0.2 modulus micro-gearbox can achieve different reduction ratios from 1000:1 to 5000:1 through free combination of 12 standard modules, meeting the diverse needs of the Tesla Optimus dexterous hand. "We design the gearbox like building blocks," said the Technical Director of Haichang New Material. "By decomposing the gearbox into three major standard units—input module, transmission module, and output module—we achieve rapid combination and mass production." In the field of heavy-duty gears, the modular gearbox platform developed by Deli Jia for the wind power industry adopts unified interface standards and dimensional series. By replacing different gear modules, it can be adapted to wind turbines of different power ratings from 3MW to 8MW, significantly shortening the new product development cycle. Qingzhou Ruinuote, meanwhile, has serialized and standardized gear products through parametric design and group technology. The company's established modular gear database contains over 200 standard modules that can be quickly combined into more than 3,000 gear configurations, covering over 80% of customer requirements. 03 Significant Application Benefits Gain Market Recognition Modular gear solutions are demonstrating significant advantages across various application fields. In the new energy vehicle sector, Jingduan Technology's modular differential gear platform allows the same basic platform to be adapted to multiple vehicle models, reducing development costs by 40% and shortening production cycles by 50%. The company's market share for modular bevel gears already ranks first in China. In the industrial robot field, Nantong Zhenkang's modular RV reducer design covers robot requirements from 5kg to 800kg load capacity through 6 standard size series, reducing component types by 60% and production costs by 35%. In the wind power equipment sector, Deli Jia's modular gearbox platform has reduced maintenance spare part varieties by 70% and maintenance costs by 45%. Estimates suggest this platform saves customers over 200 million RMB in maintenance costs annually. A technical expert from Hangzhou Advance Gearbox Group pointed out: "Modular design not only reduces manufacturing costs but, more importantly, significantly enhances product reliability and maintenance convenience. Through standardized interfaces and optimized stress analysis, the lifespan of key components has increased by ov

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