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3 Mold 3 Blow Hot Forging Machine Screw Fasteners Bolts Heating Produce Header Machine

The 3-MOLD 3-PUNCH High Speed precision Cold Heading Bolt Forming Machines are indeed designed to handle a wide range of materials and sizes, making them versatile tools in the manufacturing industry.
  • 3-MOLD 3-PUNCH

  • ARIDA

  • 8463900090

  • Cold Forging

  • Iron

  • Fastener Machine

  • Cold Forging

  • High Rigidity and Precision

  • ISO, GS, RoHS, CE

  • One year

  • Forging

  • Gravity Casting

  • Standard exporting package

  • ARIDA

  • China

  • High Precision

  • Brand new

  • Motor

  • Worldwide

  • yes

  • With Decoiler

Availability:
Quantity:
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Model Unit K-304 KD-304 KD-305 KD-306 KD-308
Forging station No. 3 3 3 3 3
Forging force Kgf 22000 22000 27000 40000 60000
Max.cut-off dia mm 5 5 7 8 10
Max.cut-off length mm 45 85 90 100 140
Production speed pcs/min 220 280 260 220 210
Master die ejection stroke mm 40 70 85 90 130
Punch die ejection stroke mm 20 20 25 30 40
Main sliding table stroke mm 100 110 120 130 160
Overall dims. Of mian die mm 35*60 46*60 50*90 50*100 60*130
Overall dims. Of punch die mm 31*75 31*70 38*80 40*100 45*125
Overall dims. Of cut of die mm 18*25 18*39 28*45 28*40 40*60
Die pitch mm 55 55 55 60 80
Applicable bolt dia mm 2-4 2-4 2-5 3-8 4-10
Shank length of blank mm 10-40 10-65 10-65 10-85 10-115
Max flange dia mm 9.5 9.5 17 17 19
Main engine motor KW 5.5 5.5 18.5 22 30
Machine weight Kgs 3000 3200 6500 7000 12000
Machine dimension mm 2600*1500*1400 2600*1500*1400 2750*1500*1500 3500*1850*2000 3630*2150*2080


Sample Display


四方头螺丝
内外牙转换螺柱
十字槽凹穴六角头组合螺丝



Brief Introduction
二模二冲500



3-MOLD 3-PUNCH Cold Forming Machine

These machines operate at room temperature and are used for forming the head of the bolt. They are efficient and can handle a wide range of materials and sizes. Used for larger bolts or those made from harder materials, these machines apply heat to the material before forming, making it easier to shape. Specialized for creating threads, these machines use high pressure to roll the threads onto the bolt shank without removing any material, resulting in a stronger thread compared to cutting. Some advanced bolt forming machines combine multiple processes, such as heading and threading, into one machine, increasing efficiency and reducing the need for handling between operations.


Key Components and Processes


  1. Material Supply: The process begins with the supply of raw material, typically steel wire or rod, which is fed into the machine. This material can vary in composition depending on the application requirements for the final product (e.g., stainless steel, carbon steel, alloy steel).

  2. Cutting: In this step, the raw material is cut to the desired length. Some machines integrate this function directly, while others may require a separate cutting operation before feeding the material into the forming machine.

  3. Heading: Heading is the process where the head of the bolt is formed. This is achieved by rapidly striking the end of the cut material with a die that shapes it into the required head profile (such as hexagonal, round, or square heads). The force applied during this process is usually hydraulic or mechanical.

  4. Threading: After the head has been formed, the next step is to create the threads on the shank of the bolt. This can be done through various methods, such as roll threading or cut threading. Roll threading is more common for mass production due to its speed and ability to produce a stronger thread. In roll threading, the blank is passed between two hardened steel dies that are forced together, causing the material to form threads.

  5. Heat Treatment: Depending on the application and material properties, the bolts may undergo heat treatment to enhance their strength and durability. This process can include hardening, tempering, or annealing.

  6. Finishing: The final steps might include cleaning, coating, or plating the bolts to protect against corrosion and improve appearance. Quality control checks are also performed at this stage to ensure the bolts meet the necessary specifications.


Types of Bolt Forming Machine
  • Cold Heading Machines: These machines operate at room temperature and are used for forming the head of the bolt. They are efficient and can handle a wide range of materials and sizes.

  • Hot Heading Machines: Used for larger bolts or those made from harder materials, these machines apply heat to the material before forming, making it easier to shape.

  • Thread Rolling Machines: Specialized for creating threads, these machines use high pressure to roll the threads onto the bolt shank without removing any material, resulting in a stronger thread compared to cutting.

  • Combination Machines: Some advanced bolt forming machines combine multiple processes, such as heading and threading, into one machine, increasing efficiency and reducing the need for handling between operations.



Materials


  • Carbon Steel: Commonly used for general-purpose bolts due to its balance of strength and cost.

  • Stainless Steel: Preferred for applications requiring corrosion resistance, such as in marine environments or food processing.

  • Alloy Steel: Used for high-strength applications, such as in automotive and aerospace industries.

  • Brass and Bronze: Suitable for decorative or specialized applications where appearance and specific mechanical properties are important.

  • Aluminum: Lightweight and corrosion-resistant, often used in applications where weight is a critical factor.

  • Titanium: High strength-to-weight ratio and excellent corrosion resistance, commonly used in aerospace and medical applications.


Q1: What is a bolt forming machine?

A1: A bolt forming machine is a specialized piece of equipment used to manufacture bolts and other fasteners. It can perform various operations such as cutting, heading, threading, and sometimes heat treatment to produce bolts of different materials, sizes, and specifications.

Q2: What are the main types of bolt forming machines?

A2: The main types of bolt forming machines include:

  • Cold Heading Machines: Used for forming the head of the bolt at room temperature.

  • Hot Heading Machines: Used for larger bolts or those made from harder materials, where heat is applied to make the material more malleable.

  • Thread Rolling Machines: Specialized for creating threads on the bolt shank using high pressure.

  • Combination Machines: Integrated machines that can perform multiple operations (cutting, heading, threading) in one setup.

Q3: What materials can bolt forming machines handle?

A3: Bolt forming machines can handle a variety of materials, including:

  • Carbon Steel

  • Stainless Steel

  • Alloy Steel

  • Brass and Bronze

  • Aluminum

  • Titanium

Q4: What sizes of bolts can be produced?

A4: Bolt forming machines can produce bolts in a wide range of sizes, typically from small diameters (e.g., 1mm) to large diameters (e.g., 50mm or more), and lengths ranging from a few millimeters to several meters.

Q5: What are the main operations performed by a bolt forming machine?

A5: The main operations include:

  • Cutting: Cutting the raw material to the desired length.

  • Heading: Forming the head of the bolt.

  • Threading: Creating threads on the shank of the bolt.

  • Heat Treatment: Enhancing the strength and durability of the bolt (optional).

  • Finishing: Cleaning, coating, or plating the bolt to protect against corrosion and improve appearance.

Q6: How does cold heading differ from hot heading?

A6: Cold heading involves forming the head of the bolt at room temperature, which is suitable for smaller bolts and softer materials. Hot heading uses heat to make the material more malleable, making it suitable for larger bolts or harder materials.

Q7: What is thread rolling, and why is it preferred over thread cutting?

A7: Thread rolling involves using high pressure to form threads on the bolt shank without removing any material. This results in stronger threads compared to thread cutting, which removes material and can weaken the bolt.

Q8: How often should a bolt forming machine be maintained?

A8: Regular maintenance is crucial for the longevity and performance of a bolt forming machine. It is generally recommended to perform routine maintenance, such as lubrication and inspection, daily or weekly. More comprehensive maintenance, including replacing worn parts, should be done every few months or as specified by the manufacturer.

Q9: What are some common issues with bolt forming machines, and how can they be resolved?

A9: Common issues include:

  • Wear and Tear: Regularly inspect and replace worn dies and tooling.

  • Misalignment: Ensure all components are properly aligned to prevent misshapen bolts.

  • Lubrication Issues: Use the correct type and amount of lubricant to reduce friction and wear.

  • Material Contamination: Keep the raw material clean to avoid defects in the final product.

Q10: What safety measures should be followed when operating a bolt forming machine?

A10: Safety measures include:

  • Training: Ensure all operators are properly trained and understand the machine's operation and safety protocols.

  • Personal Protective Equipment (PPE): Use safety glasses, ear protection, and appropriate clothing.

  • Machine Guards: Keep all guards and safety devices in place and functioning.

  • Regular Inspections: Conduct regular inspections to identify and address potential hazards.

Q11: Are there any specific regulations or standards for bolt forming machines?

A11: Yes, there are various industry standards and regulations that bolt forming machines must comply with, such as:

  • ISO Standards: For quality and safety in manufacturing.

  • OSHA Regulations: For workplace safety in the United States.

  • CE Marking: For machines sold in the European Union.

Q12: How can the efficiency of a bolt forming machine be improved?

A12: Efficiency can be improved by:

  • Automation: Using programmable controls and automated systems to reduce setup time and increase production speed.

  • Optimized Tooling: Using high-quality, durable tooling that requires less frequent replacement.

  • Regular Maintenance: Keeping the machine well-maintained to prevent downtime and ensure consistent performance.

  • Operator Training: Ensuring operators are skilled and knowledgeable in best practices.

Q13: What factors should be considered when purchasing a bolt forming machine?

A13: Factors to consider include:

  • Production Requirements: The size, material, and quantity of bolts needed.

  • Budget: The initial cost of the machine and ongoing maintenance costs.

  • Space and Infrastructure: The physical space available and the necessary power and utility connections.

  • Support and Service: Availability of technical support, spare parts, and training.

Q14: What is the typical lifespan of a bolt forming machine?

A14: With proper maintenance and care, a bolt forming machine can last for many years, often 10 to 20 years or more. The actual lifespan depends on factors such as usage frequency, maintenance, and operating conditions.


Review 1: High Efficiency and Reliability

Rating: ★★★★★

User: John M.

Company: Fastener Solutions Inc.

Machine Model: KD-304 Cold Heading Machine

Review:"Since we integrated the KD-304 Cold Heading Machine into our production line, our efficiency has significantly increased. The machine is incredibly reliable and has reduced our downtime to almost zero. The setup is straightforward, and the programmable controls make it easy to switch between different bolt sizes and materials. The customer support team is also very responsive and helpful. Highly recommend!"


Review 2: Versatility and Precision

Rating: ★★★★☆

User: Sarah

Company: Precision Fasteners Ltd.

Machine Model: KD-308 Cold Bolt Forming Machine

Review:"The KD-308 Cold Bolt Forming Machine has been a game-changer for our business. It can handle a wide range of materials, from carbon steel to titanium, and produces high-precision threads consistently. The ability to produce both coarse and fine threads on the same machine is a huge plus. The build quality is excellent, and it has stood up to heavy use without any issues. A solid investment for any fastener manufacturer."


Review 3: User-Friendly and Cost-Effective

Rating: ★★★★★

User: Mike T.

Company: Small Parts Manufacturing

Machine Model: KD-306 Combination Cold Forming Machine

Review:"We recently purchased the KD-306 Combination Machine, and it has been a cost-effective solution for our small business. The machine is user-friendly, and the integrated cutting, heading, and threading functions have streamlined our production process. The initial setup was smooth, and the machine has been running reliably. The only minor issue is that the noise level could be a bit lower, but overall, it's a great buy."


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