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Manufacturing Fixtures

Benefits of Using Jigs and Fixtures

Increased Productivity
Jigs and fixtures significantly reduce the time required to mark, measure and clamp workpieces for each operation. By allowing quick and consistent setups and tool/workpiece positioning, jigs, and fixtures speed up production and increase throughput. Parts can be manufactured and inspected efficiently with minimal handling or adjustment required.

Improved Quality
Jigs and fixtures provide a precise guide or support for cutting tools, measuring equipment, and workpieces. This results in components produced to the same high standards with accurate dimensions and minimum variability. The risk of errors and defects is reduced, minimizing scrap and rework. Quality can be controlled effectively even when using less skilled labor.

Reduced Cost
Jigs and fixtures assist in accelerating manufacturing processes, lowering total labor costs per part. For example, the raw material may swiftly align and set up in a well-designed custom fixture. It would take considerably longer to set up using standard fixtures. Scrap rates are also lowered since the likelihood of faulty parts is much reduced.

Accurate Tool Guidance
Jigs guide the movement and positioning of cutting tools during operations like drilling. They allow tools to be fed and oriented precisely for quality results. Fixtures securely support workpieces during machining or measurement.

Increased Interchangeability
Jigs and fixtures manufacture multiple identical pieces, enabling a high degree of part interchangeability. Components can be used without selection or fitting, as they are produced to uniform specifications. This reduces final assembly time and the requirement to have replacement parts available.

Reduced Wastage
By precisely guiding cutting tools and workpieces during operations, jigs, and fixtures help avoid errors and misalignments that can lead to wasted material. Scrap and rejected parts are minimized, resulting in cost savings. Material yield and efficiency are maximized using jigs and fixtures.

Increased Safety
Jigs and fixtures rigidly clamp workpieces, reducing risks from sharp tools or moving parts. They minimize the need for operator intervention in dangerous areas. Setups also provide a safer working environment, even for inexperienced staff.

Reduced Manpower Needs
Jigs and fixtures automate production by speeding up operations and reducing the need for measurement, judgment, and manipulation on each cycle. This decreases labor demands and the level of operator skill required. Staffing overheads and training costs are lowered, with less specialized expertise needed to achieve results.

Inspection Jig And Fixture

This is a set of fixtures for inspecting plastic molds, which is essential to ensure the quality and precision of molds used in the manufacturing process.

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CNC Precision Milling Jig Fixture

A CNC precision milling jig fixture is a specialized tool or device used in computer numerical control (CNC) milling machines to securely hold, support, and position a workpiece during the machining

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Jigs Vs Fixtures

Jigs and Fixtures are essential components in the manufacturing industry, particularly in machining processes. They are designed to enhance productivity by ensuring precision, accuracy, and

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Why Choose Us

Competitive Prices
We offer our products at competitive prices, making them affordable for our customers. We believe that high-quality products should not come at a premium, and we strive to make our products accessible to all.

Rich Experience
Has a long-standing reputation in the industry, which makes it stand out from its competitors. With over many years of experience, they have developed the skills necessary to meet their clients' needs.

Quality Assurance
In terms of quality assurance, the company strictly follows the standards and norms of the industry quality system. Adopt industry-leading testing equipment to ensure product quality and good reputation.

Professional Service
We can accept factory inspection and goods inspection at any time. Technical discussion, research and development of new products, and complete after-sales service.

High Quality Products
We always put customer needs and expectations in the first place, refine on, continuous improvement, to seek every opportunity to do better, to provide customers with their expectations of quality products, to provide customers with the most satisfactory service at anytime.

Customer Satisfaction
Providing after-sales services can enhance customer satisfaction by ensuring that customers' needs are met even after the purchase. This can lead to increased customer loyalty and positive word-of-mouth referrals.

The Most Common Types of Fixtures Used in Manufacturing

Fixtures are specifically designed for applications where the cutting tool can' t be easily guided via different types of jigs. Since they' re used in almost any machining operation based on the precise relationship between the workpiece and the cutting tool, these devices are often identified by the machining tools they' re used on. Below, we differentiate the following types based on fixture design:

Turning Fixtures
They are usually mounted on chucks of the machine spindle during turning operations, like on lathes. Depending on the part that' s being machined, turning fixtures may be equipped with counterweights to balance an unbalanced fixture.

Milling Fixtures
Milling fixtures are usually mounted on machining tables facing the faceplate or the spindle of the milling machine. The workpiece is placed at the base of the fixture and clamped before starting milling operations. However, during operation the cutting tool remains in place while the machining table, alongside the piece, shifts in relation to the cutter.

Boring Fixtures
Boring fixtures incorporate the principles of drill jigs since the boring bar is guided through a pilot bushing, similar to drill bushing. Its main function is to hold the workpiece in the correct position relative to the boring bar. Since they aren' t subject to strong cutting forces, boring fixtures don' t need to be as sturdy.

Grinding Fixtures
There are several different forms of grinding fixtures used in grinding machines to hold, locate, or support workpieces that are subject to grinding operations. Regardless of their form, however, these should have provisions for the supply and exit of coolant.

Tapping Fixtures
These work holding devices are specifically designed to position and secure workpieces for tapping operations — cutting internal threads in drill holes. They' re primarily used on odd-shaped and imbalanced parts, especially in mass production, for drilling, tapping, and reaming.

Indexing Fixtures
These are specifically used for machining parts that must have machined details evenly spaced.

Welding Fixtures
Welding fixtures are designed to hold and support different components intended for welding operations and to prevent any possible distortions in welded structures. The structure of these fixtures has to be rigid and stable, and the clamping elements need to be positioned clear of the welding area.

Duplex Fixtures
Duplex fixtures are designed to facilitate simultaneous machining of two parts at separate machining stations. Depending on the manufacturing needs, these parts can be machined identically or in sequence.

Assembly Fixtures
These are used to hold various parts and components together for assembly purposes. They' re similar to welding fixtures, but instead of hot joining, these are used for mechanical assembly.

Broaching Fixtures
Mostly used with plate fixtures, broaching fixtures are used to hold the workpiece during broaching operations.

What are the Differences Between a Jig and Fixture

Jigs and fixtures are two common tools used in mass-production processes. People frequently use the two terms interchangeably, although they serve different purposes. The following are some key distinctions between jigs and fixtures.

Primary Function
The primary distinctions between jigs and fixtures are in their functionality. A jig directs the cutter to work on a workpiece’ s designated location. It also helps to support and locate the part. However, the fixture only secures, supports, and locates the workpiece. It does not direct the machine part.

Weight
Another factor to consider is weight, with jigs being lighter than fixtures. Fixtures are heavier because they must endure the huge cutting force and vibration.

Complexity
When a jig and a fixture are compared, the machinist agrees that jigs are easier to operate. Before executing an operation on a fixture, machinists require certain skills.

Gauge Blocks
For jigs, gauge blocks are unnecessary, and Jig feet are used in construction. Regarding fixtures, gauge blocks may be provided for effective handling. In its construction, such feet are not used.

Design
The construction of jigs is more complicated than that of fixtures.

Make Contact with the Tool
Fixtures are not required to come into touch with a machine part since they are designed to fit the part. Conversely, a jig must come into contact with the tool to correctly fix the angle and position.

Whether Fitted to the Machine
Depending on the task they are used for, jigs may be held or fastened to a table. Furthermore, jigs do not require extra equipment when employed in heavy labor, even though they may need to be clamped. Fixtures, on the other hand, require clamping and accessories to work properly.

Basic Principles of Jigs and Fixtures Design

Locating Points: Locating the work is a prime necessity and requires suitable facilities. The correct setup ensures smooth insertion of a workpiece in the proper position and removing a workpiece from a jig without operational hassles or time consumption. The workpiece position needs to be precise with the guiding tool in the jig or setup pieces in the fixture.

Foolproof: A foolproof design of jigs and fixtures does not permit a tool or workpiece to be placed in any other way other than the intended one.

Reduction Of Idle Time: Jigs and Fixtures must be designed in such a way that ensures smooth loading, clamping, machining, and unloading of a

Weight Of Jigs And Fixtures: A jig and fixture must be compact, easy to handle, and low cost regarding the number of materials used without giving up stiffness and rigidity.

Jigs provided with feet

Some jigs require feet so that they can be placed on the table firmly.

Materials for jigs and fixtures

Jigs and Fixtures are usually created with hardened materials to resist wear & tear and avoid frequent damage—for example, Mild steel, Cast iron, Die steel, High-speed steel, Caesium.

Clamping device

A suitable clamp is rated for its strength. It should be able to hold a workpiece firmly in its position while bearing the strain of the cutting tool simultaneously, without springing.

Main elements of Jigs and Fixtures

Body: It is a plate, box or frame type structure where components are located for machined. The body should be quite sturdy and rigid.

Locating Elements: These elements are located at workpieces in the exact location for cutting tools.

Clamping Elements: These elements firmly secure workpiece in the located position.

Grinding And Setting Elements: These elements guide the cutting tool if Jig and help in proper tool acting in case of the Fixture.

Positioning Elements: These have different types of fastening devices and it is used to secure Jig or Fixture to machine at the proper position.

Indexing Elements: It is not always provided. But for many workpieces, it is indexed for different positions to order perform machining operations for different surfaces or different locations. In some cases these elements have to incorporate in Jig or Fixture.

Where Are Jigs Used

Jigs are used in uni-dimensional machining processes like drilling, tapping, and reaming.

Jigs are indispensable in the machining process. They help guide and hold workpieces to a specified location, thus ensuring that any drilling or tapping will be accurate. These devices can also have clamps on them for holding objects firmly during reaming.

Machining is one of the most important and ubiquitous processes in engineering. This process can broadly be classified into two categories: uni-dimensional machining, where a single part is produced from just one side; or bi-directional processing which involves cutting both sides simultaneously with drilling a hole on each end to ensure that it goes through completely all layers of metal.

Drilling is an excellent example of this type of manufacturing since holes are often drilled perpendicular to existing surfaces rather than parallel like tapped threads would require. When discussing jigs - these pieces hold workpieces at precisely defined locations so they stay steady while being worked on by mills, lathes, etc.; some varieties even have built-in features such as indexers.

How Do You Take Care of Jigs and Fixtures

Taking care of jigs and fixtures is essential for maintaining accuracy, prolonging their lifespan, and ensuring the quality of the workpieces they help produce. Here are some key practices for their maintenance:

Regular Inspection

Visual Checks: Regularly inspect for wear, damage, or deformation. Look for cracks, rust, or any signs of excessive wear.
Alignment: Ensure that jigs and fixtures remain properly aligned. Misalignment can lead to inaccuracies in machining or assembly.

Cleaning

Debris Removal: After each use, remove chips, dust, and other debris. Use brushes or compressed air to clean tight areas.
Surface Cleaning: Wipe down surfaces with appropriate solvents to remove oils and contaminants.

Lubrication

Moving Parts: Apply lubricant to any moving parts to prevent wear and ensure smooth operation.
Regular Schedule: Establish a regular lubrication schedule based on usage frequency and manufacturer recommendations.

Proper Storage

Environment: Store jigs and fixtures in a clean, dry environment to prevent rust and corrosion. Avoid direct sunlight or extreme temperatures.
Support: Use racks or shelves to support jigs and fixtures, preventing warping or bending.

Calibration

Periodic Calibration: Regularly calibrate jigs and fixtures to ensure they meet the required tolerances. This is especially important for precision machining.
Documentation: Keep records of calibration dates and results for quality control.

Repair and Replacement

Timely Repairs: Address any issues, such as wear or damage, promptly to prevent further deterioration.
Replacement Parts: Keep spare parts on hand for commonly worn components to minimize downtime.

Training and Best Practices

Operator Training: Ensure that operators are trained in the proper handling and maintenance of jigs and fixtures.
Best Practices: Develop and implement standard operating procedures (SOPs) for using and maintaining jigs and fixtures.

Our Factory

Mechanic Machining (Shenzhen) Co., Ltd, which was establish in 2004, is professionally engaged in the manufacturing and sales of various precision tooling fixtures and mechanic parts and accessories.
The factory covers an area of 4,000 square meters and has more than 80 employees. The company fully applies the ERP system and is managed in accordance with the ISO9001 and ISO14001 systems.

FAQ

Q: What is the use of a jig and fixture?

A: A jig and fixture are work holding devices used in machining operations as an agent of support. They secure, support or mount a workpiece correctly on the parts of a CNC machine. They are very important since they aid smoother manufacturing operations, productivity among other advantages.

Q: What is the difference between a jig and a fixture?

A: Their major difference is in their main functions. A jig works by guiding the machine part, e.g., a cutter while doing its work. However, a fixture does not. It only secures, supports, and stabilizes the workpiece. With a fixture, the tool does not move when the workpiece moves. This is not so with the jigs where the tool moves.

Q: Jig and fixture design considerations

A: Some recommended design considerations will enhance the overall functioning of jigs and fixtures. The following are some important design considerations:
Machining fixtures must be perfectly aligned to provide maximum precision. As a result, it’s critical to constrain the fixture. However, it would be best if you avoided over-constraint because it might introduce inaccuracies.
Design jigs and fixtures that can be operated with one hand wherever possible. This allows operators to grip the fixture with one hand while positioning or stabilizing the part with the other.
Design a jig or fixture that does not require human intervention to hold the part during secondary operations.
Create a design using the fewest steps possible. This reduces cycle times and fatigue-inducing repetitive actions.
Choose geometries that highlight misalignment faults. This can help to reduce workplace injuries.
Consider how the jig or fixture will integrate into the whole manufacturing process.
A jig or fixture’ s material must be carefully selected. For example, if the jig or fixture is used for many parts, it must be made of a durable material like hardened steel. Alternative materials include plastic and wood.

Q: What is a manufacturing fixture?

A: A fixture is a work-holding or support device used in the manufacturing industry. Fixtures are used to securely locate (position in a specific location or orientation) and support the work, ensuring that all parts produced using the fixture will maintain conformity and interchangeability.

Q: What is the difference between a fixture and a tool?

A: These tools need a stable and controlled environment to operate effectively. A fixture ensures that the workpiece remains in the correct position throughout the machining process, allowing the cutting tools to work with precision and accuracy.

Q: What is the concept of a fixture?

A: Something that is fixed or attached (as to a building) as a permanent appendage or as a structural part. a plumbing fixture. b. : a device for supporting work during machining.

Q: What is an example of a mechanical fixture?

A: Examples of the more-common fixtures include milling fixtures, lathe fixtures, sawing fixtures, and grinding fixtures. Moreover, a fixture can be used in almost any operation that requires a precise relationship in the position of a tool to a workpiece.

Q: What is an example of a fixture?

A: A fixture is defined as something that is affixed or attached to a property, whether permanently or semi-permanently. This can include many things, such as light fixtures, built-in cabinets, bookshelves, window treatments, and even some appliances.

Q: What are fixtures in automotive industry?

A: Fixtures are holding devices for manufactured parts and are often used in the automotive industry. Fixtures hold a part in the orientation that it is going to fit once it is on the car itself.

Q: What is the purpose of a fixture in manufacturing?

A: A fixture is a work-holding or support device used in the manufacturing industry. Fixtures are used to securely locate and support the work, ensuring that all parts produced using the fixture will maintain conformity and interchangeability.

Q: What is a fixture in CNC?

A: CNC fixtures are devices designed for holding CNC machined workpieces (or parts) during cutting operations on CNC machines like mills, lathes, laser cutters, and router machines mainly. CNC fixtures hold parts very rigidly in place while they are being cut or milled by a CNC machine.

Q: What is a milling fixture?

A: A Milling fixture is a work holding device which is firmly clamped to the table of the milling machine. It holds the work piece in correct position as the table movement carries it past the cutter or cutters.

Q: What are the types of fixtures?

A: There are 4 general classifications or types of fixtures: agricultural, domestic, ornamental, and trade fixtures.

Q: Where are jigs used?

A: Jigs are used in uni-dimensional machining processes like drilling, tapping, and reaming.
Jigs are indispensable in the machining process. They help guide and hold workpieces to a specified location, thus ensuring that any drilling or tapping will be accurate. These devices can also have clamps on them for holding objects firmly during reaming.
Machining is one of the most important and ubiquitous processes in engineering. This process can broadly be classified into two categories: uni-dimensional machining, where a single part is produced from just one side; or bi-directional processing which involves cutting both sides simultaneously with drilling a hole on each end to ensure that it goes through completely all layers of metal.
Drilling is an excellent example of this type of manufacturing since holes are often drilled perpendicular to existing surfaces rather than parallel like tapped threads would require. When discussing jigs - these pieces hold workpieces at precisely defined locations so they stay steady while being worked on by mills, lathes, etc.; some varieties even have built-in features such as indexers.

As one of the leading manufacturing fixtures manufacturers and suppliers in China, we warmly welcome you to wholesale high quality manufacturing fixtures made in China here from our factory. For customized service, contact us now.