Precision Deep Draw Stamping
As an industry leader, we have been producing deep drawn stamping parts with high precision and high quality for many years， With the right people and equipment, we offer innovative and competitively priced solutions.
Top Metal Stamping has an advanced factory and provides custom manufacturing services. We specialize in the production of stamped and deep-drawn parts, are able to apply a wide range of materials and focus on short-term operation of complex parts, regardless of quantity. Our experienced team provides design support and designs and manufactures tools in-house to control project costs. With the right people and equipment, we offer innovative and competitively priced solutions. As an industry leader, we have been producing deep drawn stamping parts with high precision and high quality for many years.
Since 2005, we have continuously improved this professional technology and become the preferred partner of various industries. Deep drawing is a highly specialized metal stamping process that requires appropriate equipment and engineering expertise. At Top Metal Stamping, we have built a reputation as experts in deep drawing stamping and custom products. We are committed to sharing extensive knowledge about deep drawing stamping to help you plan your next project and find the right metal stamping partner.
About Deep Drawing Stamping
What is Deep Drawing stamping?
Deep drawing is a metal stamping technique used to create parts with a depth greater than their diameter. It offers an affordable method to produce strong, lightweight, geometrically complex components. This process involves transferring the workpiece between stations in a hydraulic transfer press, with operations largely automated for speed and accuracy. Tooling and dies for deep draw stamping are cost-effective, making it suitable for lower-volume production, yet it's also efficient for long-term or high-volume runs. The process involves radially drawing material into dies, typically resulting in cylindrical shapes. Deep drawing is ideal for producing parts like motor housings or mower decks with significant depth. It offers advantages in unit cost, weight savings, and design flexibility compared to traditional stamping techniques
The Deep Drawn Stamping Process
The deep drawn stamping process typically involves five steps: design review, press selection, 3D virtual prototyping, equipment setup, and the deep draw process. It forms sheet metal into closed bottom, round, or irregularly shaped cups or cylinders under compressive and tensile conditions. The resulting products vary in size and are used across industries. Material preparation involves selecting the appropriate sheet metal based on specific requirements, followed by blank cutting, drawing, trimming and piercing, and additional operations like bending or flanging. Starting with flat stock metal in coil form, the material is formed using a punch and die, often requiring multiple stages. Deep drawing is a complex process that requires careful control to prevent issues like wall thinning, buckling, and tearing. Deep draw metal stamping is a precise procedure involving planning the part design, selecting the right material, and performing the stamping operation through draws or reductions.
The Benefits of Deep Draw Stamping
Deep draw stamping is optimal for products that require water-tight or air-tightness, (there are no seams), significant strength, and minimal weight. Often, it is the most effective way to form products that have unconventional or difficult geometries. In terms of production logistics, deep draw stamping provides many benefits:
• Increased productivity. Draw speeds are limited only by the contact velocity required by the material. If multiple draws are required to produce the finished draw, they can be performed simultaneously in stations of a transfer or progressive die, optimizing cycle times. If you have large-volume needs and want to keep costs down, these rapid cycle times are an efficient way to go.
• Lower initial costs. Deep draw metal stamping provides cost-effective production of complex components with reduced material waste and enhanced efficiencies. Tooling costs are lower, typically requiring only one set of durable and renewable tool steel or carbide dies, minimizing the need for re-tooling.
• High Precision
The controlled deformation of metal sheets ensures consistent and accurate part dimensions, meeting the most stringent quality requirements.
• Exceptionally strong parts. Deep draw stamped parts are stronger and more durable due to cold-working, which improves mechanical properties and resistance to wear corrosion, and fatigue. The process maintains an elongated and cohesive grain structure throughout the part, ensuring strength, while also increasing hardness and tensile strength.
• Metal diversity. A wide range of metals can be deep drawn, providing a number of manufacturing options. The most common metals include mild steel, stainless steel, aluminum, copper, and brass. A knowledgeable stamper should be able to offer assistance in choosing the best material or alloy for your application.
Our Advantages in the Production of Metal Stampings
Advanced Equipment and Technology: We have invested in state-of-the-art metal stamping equipment and technology, including high-speed presses, multi-station dies, and automated production lines. The utilization of these equipment and technologies allows us to produce metal stampings at higher speeds and with greater efficiency.
Multi-Station Stamping Technology: We employ multi-station stamping technology, which enables multiple operations such as cutting, bending, forming, and piercing to be performed simultaneously on a single press. This technology not only improves production efficiency but also reduces the handling and movement of components, resulting in lower production costs.
Quality Assurance and Certification: We are committed to delivering high-quality metal stampings and hold ISO 9001 and IATF 16949 certifications for our quality management system. We implement strict quality control measures throughout the production process, including material inspection, process control, finished product testing, and validation, to ensure that each product meets customer requirements and standards.
High Precision and Consistency: We ensure precision and consistency in metal stamping by tightly controlling process parameters and quality requirements at every step. Advanced measurement equipment and quality control tools validate each product, guaranteeing it meets specified requirements.
Material Selection and Optimization: A wide range of metals can be deep drawn, providing a number of manufacturing options. The most common metals include mild steel, stainless steel, aluminum, copper, and brass. Through proper material selection and optimization, we enhance the strength, corrosion resistance, and wear resistance of the products to meet various application needs.
Engineering Support and Collaboration: We have a professional engineering team that works closely with customers, providing technical support and solutions. We offer expertise in product design, process optimization, and cost control, assisting customers in achieving the best metal stamping solutions.
These specific advantages make our factory competitive in the production of metal stampings, enabling us to provide high-quality, efficient, and cost-effective solutions that meet customer needs and expectations.
Learn More about Our Deep Draw Stamping Services and Capabilities
| General Capabilities | Single and Multiple Action Draw Presses Mechanical and Hydraulic Presses Robotic Handling |
| Additional Services Provided | Design Engineering Design for Manufacturability Consulting Prototyping In-House Tool Design, Fabrication, & Maintenance Finishing Assembly Logistics Trucking |
| Materials | Stainless Steel Cold Rolled Steel Low Alloy Steel Commercial Carbon Steel High-Strength Carbon Steel Spring Steel Aluminum Copper Brass Other Metals |
| Finishing | In-Line Annealing Type II Clear Coat Anodizing Type III Hard Coat Anodizing Pickle Passivating Parts Washing Bead Blasting Sanding Buffing Burnishing Electropolish Shot Blasting Electromarking (Part Identification) Painting |
| Industry Focus | Home Appliance Renewable Energy Aerospace Agricultural Automotive Construction Electrical Electronics Electro Motion Food Processing Hardware Power Distribution Material Handing Medical Semiconductor Telecommunications Industrial and many more….. |
| Intended Applications | Containers Vessels Wells Pans Pots Canisters Basins Reservoirs Insets Covers Lids Caps Housings Panels Chambers Cans Receptacles Trays Inserts Shields Enclosures Frames Sinks Tanks |
| Production Volume | Bulk Complex Short Production Large Production High Volume Long Run Mass Volume Parts Thin Gage Thin wall |
| Industry Standards | ISO 9001 IATF16949 RoHS NAFTA QS SAE REACH ASTM MIL-SPEC Dodd-Frank (Conflict Materials Act) |
| File Formats | AutoCAD (DWG) UG SolidWorks DXF IGES JPG GIF BMP Unigraphics (PRT) |
| Press Rating | Min 3tons,Max 260 Tons |
| Part Width | Based on Customer Requirements |
| Part Thickness | Minimum thickness of 0.005mm. |
| Part Weight | Based on Customer Requirements |
| Tolerance (+/-) | +/- 0.005mm can be held. |
Related Technologies
Beads, Ribs, and Flanges: often used to impart rigidity to a part that otherwise might be too flexible and weak.
Their judicious use may reduce required material thickness by as much as 50%.
Bulging: the process of expanding the walls of a cup, shell or tube with an internally expanding segmental punch or a punch composed of air, liquids, semi-liquids or of rubber and other elastomers; this expansion may be symmetrical or nonsymmetrical.
Coining: a closed-die squeezing operation in which all surfaces of the work are confined or restrained.
Curling: forming a rolled edge at the open end of a part.
Dimpling: localized indent forming, so as to permit the head of a rivet or a bolt to fasten down flush with the surface of the metal.
Embossing: a process that produces relatively shallow indentations or raised designs with no significant change in metal thickness.
Extruding: turning up or drawing out a flange around a smaller hole; also called “hole flanging.”
Holes: a shaped portion of metal is cut from the drawn part using conventional, extruding, or piercing punches.
Ironing: operation in which the thickness of the shell wall is reduced and its surface smoothed.
Marking: process to add identification such as numbers, letters or graphics to a part.
Necking: reducing the diameter of a portion of the length of a cylindrical shell.
Notches: shaped notches that are cut from the edge of the part; usually provided for clearance, locating or attaching.
Threading: threads are formed on a part using a wheel and arbor, tap or die.
Trimming: cutting scrap off a partially or fully shaped part to an established trim line.
Tolerance
The Tolerance of Metal Stampings
The tolerance range for metal stampings typically varies based on specific design requirements and application needs. Tolerance refers to the permissible deviation in dimensions during the manufacturing process to ensure the quality and functional requirements of the parts.
In metal stampings, controlling tolerances is crucial to maintaining product quality and performance. Here are some common examples of tolerance ranges:
Dimensional Tolerance: Dimensional tolerance refers to the allowable deviation in dimensions such as length, width, thickness, etc., of the parts. For example, for a part with a length of 100mm, the dimensional tolerance can be ±0.1mm, indicating an allowable deviation range of 99.9mm to 100.1mm.
Flatness Tolerance: Flatness tolerance measures the levelness of the part's surface. It describes the maximum distance between the part surface and an ideal plane. For example, the flatness tolerance can be 0.1mm, indicating a maximum distance of 0.1mm between the part surface and the ideal plane.
Parallelism Tolerance: Parallelism tolerance describes the deviation between parallel surfaces of the part. It measures the maximum difference in distance between the parallel surfaces. For example, the parallelism tolerance can be 0.05mm, indicating a maximum distance difference between the parallel surfaces of 0.05mm.
Roundness Tolerance: Roundness tolerance measures the roundness deviation of circular parts. It describes the maximum distance between the curve around the circular part and an ideal circle. For example, the roundness tolerance can be 0.03mm, indicating a maximum distance between the curve around the circular part and the ideal circle of 0.03mm.
These tolerance ranges are just examples, and actual tolerances should be determined based on specific design requirements and application needs. During the design process, factors such as part functionality, assembly requirements, and manufacturing feasibility need to be considered to determine the appropriate tolerance ranges.
Application
Battery Enclosures
Our deep-drawn battery housings can be manufactured for batteries utilized across various industries, encompassing aerospace, mining, energy storage, medical devices, and even hybrid vehicles. With seamless construction, superior surface treatment, and precise measurements, our battery housings provide robust protection to safeguard sensitive battery components against hazardous conditions.
Battery Enclosures
Our deep drawn stamping services cater to a diverse range of implantable medical devices. Our seasoned experts are adept at guiding you through the entire process, from conceptualization and design to the meticulous manufacturing of precision medical components, ensuring attention to the smallest details.
Metal Diaphragms
We are pleased to provide expert consultation and manufacturing services for metal diaphragms used in many different industries. We are well versed in the varied and complex needs of pressure sensing and regulatory applications in food and beverage, pharmaceutical, manufacturing, oil and gas, and laboratory operations.
Quality Control
Quality control is a critical aspect of our metal stamping service, and we take utmost care to ensure that every product we manufacture meets the highest standards of quality and precision. Our quality control process is rigorous and covers various stages of production, from initial design to final inspection. Here's how we implement quality control in our metal stamping service:
Design Review: We start by conducting a thorough design review to ensure that the product design meets the required specifications and standards. Our team of experienced engineers examines the design for any potential issues or improvements that can be made to enhance product performance.
Material Selection: We use only high-quality materials sourced from reputable suppliers. Our materials undergo stringent testing to ensure they meet the necessary mechanical and chemical properties for the specific application.
Advanced Machinery and Technology: We utilize state-of-the-art stamping equipment and technology in our manufacturing process. Our machines are regularly calibrated and maintained to ensure accurate and consistent results.
In-Process Inspection: Throughout the stamping process, we conduct in-process inspections to monitor the quality of each component as it is being manufactured. This allows us to detect and address any deviations or defects promptly.
Dimensional Accuracy: We employ precision measuring instruments to verify the dimensional accuracy of each stamped part. This ensures that the final product conforms to the required specifications.
Surface Finish and Coatings: We pay close attention to the surface finish of the stamped components. Depending on the application, we may apply various coatings or treatments to enhance durability and corrosion resistance.
Final Inspection: Before shipping, each batch of stamped products undergoes a comprehensive final inspection. Our quality control team examines the parts for any defects, ensuring that they meet all customer requirements.
Traceability and Documentation: We maintain meticulous records of the entire production process, including material certifications, inspection reports, and other relevant documentation. This ensures full traceability and transparency in our quality control procedures.
Our commitment to quality control has earned us a reputation for delivering reliable and high-quality metal stamped components to our customers. We continuously strive for continuous improvement, investing in training, and upgrading our equipment to stay at the forefront of quality manufacturing.