Jintaijin: China's Premier Manufacturer of Metal Foundry Machinery and CNC Machining Equipment Welcome to Jintaijin, a leading manufacturer of metal finishing machinery and CNC machining equipment in China. We are committed to providing comprehensive metal finishing solutions and exemplary after-sales service. Our production line includes high-quality machines, such as Vibratory Finishing Machines, Grinding Finishing Machines, Disc Finishing Machines, Barrel Finishing Machines, Tub Vibrators, Rotary Barrel Tumbling Machines, Magnetic Finishing Machines, and Dryers. These machines are extensively used in the production and machining of foundry parts, metal castings, plumbing fittings, sanitary wares, car spare parts, and valves for brass, aluminum, zinc, and iron casting production lines. Should you have additional needs, please do not hesitate to contact us! We are proud to offer machines that deliver exceptional performance, stylish designs, and superior quality. However, what sets us apart is our commitment to providing professional technical support and exemplary after-sales service. We believe in building long-term relationships with our customers, and our dedicated team of industry experts work tirelessly behind the scenes to design, build, and support machinery that exceeds your expectations. At Jintaijin, we take a personalized approach to customer service, starting from machine selection and design customization, to sample testing and post-sale support. Our technical support extends beyond mere problem-solving - we believe in empowering our customers with the knowledge and skills they need to operate our machinery efficiently and effectively. We understand that each customer has unique requirements and we are committed to going the extra mile to meet them. Our payment terms are flexible and designed to ease the buying process. With a T/T 30% deposit and the remaining 70% due before delivery, we ensure a smooth transaction. To further build your confidence, we share photographs of the products and packages before you pay the balance. In terms of lead time, we understand that punctuality is critical for maintaining business efficiency. Therefore, we are committed to delivering our machines within 30-40 days if the machines are in stock, or 70-90 days if the machines are not in stock, based on the quantity. We have also compiled a list of frequently asked questions to provide you with additional information: Q:Where is your factory located? How can I visit it? A:Our factory is located in Xiamen city, Fujian province, China. You can fly to Xiamen airport, and we will be happy to pick you up. Q:Do you produce machine-specific parameters according to the samples? A:Yes, we produce the machines you want based on your samples or technical drawings. Q:What is your sample service? A:We can supply sample testing for clients who want to produce products using our machines, provided we have a ready machine in stock. However, customers must pay the shi...

Introducing Jintaijin's Patented Metal Frame Dry Grinding Machine: High-Quality Polishing with Advanced Technology At Jintaijin, we are proud to introduce our state-of-the-art, patented Metal Frame Dry Grinding Machine (Model: OBD-BG01), designed to deliver superior polishing and grinding results across various industries. Our innovative machine incorporates advanced features and technical specifications that make it an essential addition to your production process. Machine Specifications: Model: OBD-BG01 Capacity: 40*4 Carrying capacity: 80 Dimensions (LWH): 168018002200 mm Motor: 3.7 KW Net Weight: 1600 KG Bamboo thickness: 25 mm Speed: 0-100 Key Features: Capacity: The machine can hold up to 8 hangers, allowing it to accommodate 480 metal eyeglass frames at once. Our verified stainless steel hangers prevent frame deformation while minimizing polishing blind spots. Efficiency: Each hanger rotates independently while following the rotation of the barrel, significantly enhancing the polishing efficiency. Intelligent PLC Control System: Our machine features a smart PLC control system for hanger positioning, which optimizes hanger numbering and positioning for increased efficiency and reduced costs. Bamboo Fiber Barrel: Compared to traditional wooden barrels, our bamboo fiber barrel has a higher density, resulting in reduced polishing oil consumption. Usage Instructions: Coarse grinding: Use coarse walnut granules and add coarse grinding polishing oil. Fine grinding: Use fine walnut granules and add fine grinding polishing oil. Electroplating: Some products may require this optional third step. *Note that the grinding media, polishing oil additives, and grinding time may vary depending on the specific product requirements. Application Fields: Our Metal Frame Dry Grinding Machine is suitable for various industries, including medical supplies, hardware accessories, metal tools, electronic products, and metal eyeglass frames. It is designed to provide precise grinding and polishing for metal eyeglass frames, accommodating up to 480 frames at a time. The hangers are compatible with frame and water grinding polishing machines, and each hanger can rotate independently. The barrel is made of bamboo, which has a higher density than traditional wooden barrels, reducing polishing oil consumption. Our machine is perfect for polishing and grinding applications in a wide array of industries, such as bathroom products, medical accessories, electronic accessories, automotive parts, castings, umbrella accessories, machined parts, zinc alloy die-castings, chains, bicycle accessories, motorcycle accessories, valve casings, saddlery, jewelry, stampings, carbon fiber, pins, eyeglass components, safety helmets, bone screws, prosthetic bone pins, bone plates, pliers, gas valves, buckles, clamps, bearings, angle valve casings, baffles, aluminum alloy parts, spring clamps, metal accessories, belt buckles, hardware workpieces, gears, door handles, ball joint boxes, springs...

In-Depth Guide to Vibratory Finishing: Techniques and Innovations by Jintaijin   Introduction As an experienced expert in vibratory finishing and a dedicated member of the Jintaijin team, I am thrilled to share a detailed guide on the latest advancements, techniques, and applications in the vibratory finishing field. Jintaijin is a leading company in the vibratory finishing industry, devoted to delivering cutting-edge solutions, state-of-the-art equipment, and outstanding customer service. This comprehensive guide will provide a deeper understanding of the innovative aspects of vibratory finishing, discussing process optimization, equipment enhancements, and various applications to help professionals achieve exceptional finishing results.   Vibratory Finishing Applications Vibratory finishing is a versatile process used across a wide range of industries and applications, including:   Aerospace and Automotive: Producing smooth surfaces and reducing friction for engine components, gears, and fasteners, improving performance, and extending the life of critical parts. Medical and Dental: Enhancing the finish of surgical instruments, implants, and prosthetics for improved patient comfort, easier sterilization, and better overall performance. Electronics: Removing burrs and improving surface finishes for electronic components, circuit boards, and connectors, ensuring better conductivity and overall performance. Jewelry and Watchmaking: Polishing precious metals, gemstones, and intricate watch components to achieve an attractive, high-quality finish. General Manufacturing: Addressing a wide array of deburring, edge radiusing, surface refinement, and polishing needs in various industries, improving product appearance and functionality. Advanced Techniques and Technologies Jintaijin is committed to staying at the forefront of emerging trends and technologies in the vibratory finishing industry. Some of the latest innovations and techniques include:   High-Energy Finishing: Employing centrifugal force and high-speed rotation to achieve faster processing times, increased efficiency, and more aggressive material removal compared to traditional vibratory finishing. Precision Surface Finishing: Using advanced media materials, shapes, and sizes, along with process control methods, to achieve ultra-precise finishes and tight tolerances, essential for high-tech industries and applications. Dry Vibratory Finishing: Utilizing a specially formulated dry media and minimal liquid compounds to reduce waste, lower disposal costs, and achieve specific surface finishes not achievable with wet processes. Automated Process Control: Integrating sensors, software, and control systems to monitor and adjust process parameters in real-time, ensuring consistent, high-quality results while reducing labor costs and human error. Equipment Enhancements and Customization Jintaijin understands the importance of having the right equipment for your specific applicatio...

Mass Finishing Demystified: A Comprehensive Guide to Vibratory Finishing   Vibratory finishing has become a prevalent mass finishing process for its versatility and efficiency. While some may equate mass finishing solely with vibratory finishing, other methods include centrifugal barrel, centrifugal disc, and rotary barrel machines, as well as specialized surface finishing machines.   Vibratory finishing takes place in a vibratory bowl or tub, where components undergo surface deburring, polishing, smoothing, cleaning, descaling, rust removal, and radiusing. The first tub-type vibratory finishing machine was introduced in 1957, followed by the bowl-type machine in 1962.   Essential Processes in Vibratory Finishing: 1.1 Deburring Deburring is a widespread application in vibratory finishing. It usually involves a mild compound with a pH around 7.0 and general performance ceramic media. Deburring can clean machining oil or lubricant while leaving a clean surface for assembly and handling. 1.2 Burnishing Burnishing is commonly done with steel or zirconia balls. Steel media is popular for its shape versatility, while ball cone-shaped steel media is excellent for dull edges. The choice of burnishing compound and cleaning media is crucial for optimal performance.   1.3 Smoothing The smoothing process can alter surface properties based on the type of media used. Ceramic media provide an economical way to achieve a pre-painting finish, while plastic media is suitable for softer metals. In some cases, increased surface roughness is desirable, such as for automotive friction pads.   1.4 Cleaning and Degreasing Vibratory finishing machines are ideal for cleaning oily and greasy parts. The process requires a strong acidic compound to remove fatty and oily substances from the metal surface. Cold water is preferred to prevent premature wear on the PU lining.   1.5 Rust Removal The vibratory finishing process must eliminate the oxide layer for a smooth surface before further processing. Rust removal typically involves ceramic media with strong cutting power and a cutting compound to reduce processing time.   1.6 Radiusing Radiusing, or edge rounding, makes part edges round and smooth, protecting users from injury and making handling easier. Radiusing often occurs alongside deburring and surface material removal in vibratory finishing.   Key Elements in Vibratory Finishing The interaction between parts, media, compound, and equipment is critical to the success of vibratory finishing. 2.1 Parts The part size determines the appropriate vibratory finishing machine. Small parts, such as pins and tabs, often require a vibratory bowl finishing machine, while larger parts like transmission gears may necessitate a vibratory tub.   2.2 Equipment Various vibratory finishing machines are available, including curved wall, straight wall, and machines with internal separation decks. Choosing the right machine depends on part size and...

Introduction to Large Industrial Vibratory Polishing Machines: Principles, Applications, and Advantages by Jintaijin As modern industry rapidly advances, various metal products require polishing during the production process to improve their aesthetic quality and lifespan. Large industrial vibratory polishing machines are efficient, environmentally friendly, and energy-saving polishing equipment, widely used in aerospace, automotive, hardware, bearings, and mold industries. This article briefly introduces the basic principles, main application fields, and advantages of vibratory polishing machines. I. Basic Principles of Vibratory Polishing Machines Vibratory polishing machines use high-frequency vibrations and polishing abrasives to grind, polish, and deburr workpieces. The polishing trough is filled with polishing abrasives (such as ceramic, resin, and steel needles), and the workpieces are placed in the trough. The friction generated by the vibrations causes the abrasives to contact the workpiece's surface, achieving deburring, grinding, and polishing effects. II. Main Application Fields Aerospace: Polishing of aircraft and rocket components, improving fatigue resistance and lifespan. Automotive Manufacturing: Polishing of automotive components, enhancing appearance quality and rust resistance. Hardware Processing: Polishing of hardware products, improving surface quality and wear resistance. Bearing Manufacturing: Polishing of bearing components, increasing bearing lifespan and operational precision. Mold Manufacturing: Polishing of mold components, enhancing wear resistance and lifespan. III. Advantages of Vibratory Polishing Machines Efficiency: Vibratory polishing machines employ high-frequency vibration technology, significantly increasing polishing speed and reducing processing time. Uniformity: Vibratory polishing machines can polish workpieces in an all-around, no-blind-spot manner, ensuring consistent polishing results. Automation: The equipment can achieve automated operation, reducing labor intensity and increasing production efficiency. Environmental and Energy Saving: The enclosed structure of the machine reduces noise and dust pollution. Additionally, the equipment effectively lowers energy consumption during operation, achieving energy conservation and environmental protection. Safety and Reliability: The equipment is manufactured using high-quality materials with a compact structure, ensuring safe and reliable long-term operation. Polishing Quality: Vibratory polishing machines are less likely to cause damage or deformation to workpieces during polishing, ensuring product quality and precision. Flexibility: The equipment is suitable for workpieces of various materials and shapes, demonstrating strong adaptability. Moreover, different types of abrasive materials can be chosen according to diverse polishing needs. Easy Maintenance: Vibratory polishing machines feature a simple design that is easy to operate and maintain, reducing...

In-Depth Quality Control and Vibration Testing: Ensuring Jintaijin's Excellence and Unmatched Customer Service At Jintaijin, our dedication to quality is evident in the rigorous quality control and testing procedures we employ before delivering our polishing and grinding equipment to customers. In this article, we will delve deeper into our meticulous quality control process, particularly focusing on our vibration testing procedure. Additionally, we will highlight our exceptional customer service and our unique free sample processing offer. Quality Control Process: Each machine produced by Jintaijin undergoes a comprehensive quality control process to ensure that it meets our strict performance and reliability standards. This process includes: Material Inspection: We carefully inspect all raw materials used in the production of our machines, ensuring they meet the required specifications and industry standards. In-Process Inspection: Throughout the manufacturing process, our team of experienced quality control inspectors monitors each stage to guarantee that every component is precisely machined and assembled to perfection. Final Inspection: Once the machine is fully assembled, our inspectors perform a thorough visual and functional inspection, checking for any potential defects, misalignments, or other issues that may affect the machine's performance. Vibration Testing: A critical component of our quality control process is the vibration testing of our grinding and polishing machines. Vibration can significantly impact the efficiency and quality of the grinding process, so it is essential to ensure that our machines operate with minimal vibrations. Test Setup: Our engineers mount the machine on a vibration testing platform, which is equipped with advanced sensors to measure and analyze the vibrations generated during operation. Test Execution: The machine is then operated at various speeds and under different load conditions to simulate real-world usage scenarios. The vibration data is collected and analyzed to identify any discrepancies or issues that may affect the machine's performance. Result Analysis: If excessive vibration levels are detected, our engineers take corrective measures to optimize the machine's design and assembly, reducing vibration levels and ensuring smooth operation. Final Validation: Once the necessary adjustments are made, the machine undergoes a final round of vibration testing to confirm that it meets our stringent vibration standards. Free Sample Processing and Outstanding Customer Service: At Jintaijin, we believe in building long-lasting relationships with our clients by providing unparalleled customer service. To showcase our confidence in our machines, we offer a free sample processing service. All you need to do is send your samples to us, and we will process them using our state-of-the-art equipment, completely free of charge. This allows you to witness firsthand the remarkable capabilities of our machines and t...