If you’re looking to understand the key features of the DELEM DA-69T Settings Mode, you’re in the right place. As a critical component of press brake operations, the DELEM DA-69T offers advanced settings that empower users with greater control and precision.

In this article, I’ll delve into the core features of the DELEM DA-69T Settings Mode, explaining how they enhance press brake operations and improve efficiency. Whether you’re new to using this system or looking to deepen your expertise, this guide will provide the essential information you need to make the most out of your DELEM DA-69T experience.

Navigating the DELEM DA-69T Settings Interface

The DELEM DA-69T Settings Mode interface is designed for intuitive use. Users can access various settings through logically organized tabs. If there are more tabs than the screen can display at one time, simply drag the tabs horizontally to view all options.

General Settings

The DELEM DA-69T Settings Mode is designed for fine-tuning various operational parameters to enhance press brake performance. Here’s a concise overview of its key features:

Parameter Adjustment: Easily select tabs and tap parameters to change them. A keyboard appears for numerical or alphanumerical values, while lists allow for easy selection and vertical scrolling for longer lists.

Unit Selection:

Inch/mm Select: Choose between Millimeters or Inches.

Ton/kN Select: Decide on Tons or kN for force measurements.

Resistance per m/mm: Select resistance per meter or millimeter.

Interface Customization:

Language: Choose from a list of interface languages. The interface might reboot for languages with non-standard characters.

Help Language: Defaults to the interface language, with English as a fallback. Additional help languages can be installed from a network or USB.

Input Preferences:

Keyboard Layout: Choose between Qwerty, Qwertz, or Azerty layouts.

Key Sound: Toggle the input panel sound on or off.

Command Panel Side: Switch the command panel to either side of the screen, with the default on the right.

These features make the DELEM DA-69T Settings Mode a versatile tool for optimizing machine setup and operation.

Managing Materials

In the DELEM DA-69T Settings Mode, materials and their properties can be efficiently programmed, edited, or deleted with a maximum capacity of 99 entries. Users can define three essential properties for each material:

1. Material name: Shown in programming screens, limited to 25 characters, must start with a letter.
2. Tensile strength: Indicates the strength of the material.
3. E module: Specifies the material’s elastic modulus.

Strain hardening exponent

The strain hardening exponent, denoted as , is a crucial material property that affects the accuracy of bending calculations in the DELEM DA-69T Settings Mode. Suppliers provide this along with tensile strength and E-module. Entering an accurate enhances inner radius calculations, leading to precise bending depth and bend allowance, which in turn refines back gauge positions and developed length.

Initially, the value is inactive (set to _.__), but it can range from 0.01 to 1.00. A typical value for mild steel is 0.21. Resetting the value to 0 will deactivate the parameter.

Calculating the Strain Hardening Exponent

1. Without Bend Allowance Table:
   • Perform a test bend in Manual Mode, then use the ‘calculate n’ button in the material table. The input window will calculate  based on the difference between the X-axis position and the measured side length. Precision relies on accurate measurements of sheet thickness, tool parameters, and side length.
2. With Bend Allowance Table:
   • The exponent  can be derived directly from the table. Select  for the material, and use ‘calculate n’ to display the result.

Materials in DELEM DA-69T Settings Mode are initially listed by material number (ID) and can be sorted by different properties for convenience. To modify or delete a material, select the appropriate line. New materials can be programmed by selecting an empty line and entering the values.

This understanding of the strain hardening exponent highlights its role within the DELEM DA-69T Settings Mode, centralizing knowledge for more precise metalworking operations.

Backup and Restore Functions

The DELEM DA-69T Settings Mode features robust backup and restore capabilities to protect data integrity and ensure continuity in operations. Specifically, it supports products and tools in the DLC-file format, catering to older control models. This flexibility is a key feature of DELEM DA-69T Settings Mode, allowing users to safeguard and recover important data effortlessly.

Users can perform backups and restores using various media types, such as USB sticks or network storage, depending on available connections. This mode enables creating and selecting directories as needed, with separate backup locations for products and tools. By integrating these capabilities, DELEM DA-69T Settings Mode enhances data management processes, providing peace of mind for operators.

Product backup

To make a backup of programs to disk, choose ‘products’ in the Backup section on the Backup/restore page.

When the initial backup directory has been set, the products backup screen appears.

Here’s a concise overview of the backup process:

1. Product Display: In the backup screen, all products in the chosen directory are listed. This feature mirrors the view options available in Products mode, allowing for straightforward navigation and selection of items to be backed up.
2. Location Information: At the top of the screen, both the current source location and the designated backup location are displayed. This visibility ensures transparency in file management during the backup process.
3. Selective Backup: To initiate a backup, simply tap the desired product in the list. A backup marker appears to confirm your selection. If a product with the same name exists in the backup location, you’ll be prompted to decide on replacing it.
4. Batch Backup: For convenience, the “All” function allows for all products to be backed up simultaneously, streamlining the process when managing multiple files.
5. Source Directory Navigation: To change the source location of the products for backup, use the “Source Directory” option. This brings up a directory browser to navigate to the required source directory seamlessly.
6. Backup Directory Navigation: Similarly, adjust the destination directory using the “Backup Directory” feature. This allows for easy navigation to the preferred backup location, ensuring the products are stored in the correct directory.

By effectively utilizing the backup features of the DELEM DA-69T Settings Mode, users can ensure data integrity, comprehensive organization, and enhanced productivity in press brake operations.

Product restore

To restore programs to the control, choose ‘products’ in the Restore section on the Backup/ restore page.

When the initial restore directory has been set, the products restore screen appears.

Here’s a streamlined explanation of the restoration process:

• Restore Screen Overview: Products in the selected directory are displayed similarly to Products mode, facilitating easy identification of items for restoration.
• Restore Source and Destination: The screen’s top portion indicates the current restore source and designated control location. Navigation to a different restore source is possible using the Restore Directory option. Similarly, the Destination Directory feature enables selection of the target location on the control.
• Product Selection for Restore: Tap on a desired product to restore it. A confirmation marker appears to indicate the selected product for restoration. If a duplicate file exists on the control, a prompt will allow you to decide whether to overwrite it.

By optimizing these features within the DELEM DA-69T Settings Mode, users can efficiently manage product restorations, ensuring seamless workflow integration and data integrity.

Tool backup

To make a backup of tools to disk, choose ‘tools’ in the Backup section on the Backup/restore page.

When the initial backup directory has been set, the tools backup screen appears.

With this menu a back-up of tools on the control can be made: punches, dies or machine shapes. The procedures for a tool back-up run similar to the procedures for a product back-up.

Tool restore

The restore procedures for tools run similar to the procedures for product restore.

Backup and Restore for Tables and Settings

To backup user specific settings and tables the Backup/restore tab offers specific functionality. The procedure is again analogue to the backup and restore of products and tools. The special function All, will automatically execute all steps sequentially for either Backup or Restore (Products + Tools + Tables + Settings)

Automatic scheduled backups

To ensure your data is consistently secured, the DELEM DA-69T Settings Mode includes a scheduled backup feature. By navigating to the ‘backup schedule’ option on the backup/restore page, you can automate a ‘backup all’ action at intervals ranging from 1 to 31 days.

When the control is not in use and the scheduled time arrives, a prompt will appear, giving you the choice to execute the backup now or postpone it with a reminder set between 1 to 24 hours. You also have the flexibility to designate your preferred backup location. This organized approach within the DELEM DA-69T Settings Mode helps maintain the integrity and safety of your data effortlessly.

Directory navigation

When Backup Directory is used, a new window appears with a list of available backup directories.

In DELEM DA-69T Settings Mode, managing the directory structure for backups is crucial for efficient data handling. Below is an optimized and structured guide:

• Browsing Directory Structures: In this mode, users can navigate their backup device’s directory. To view a subdirectory, simply tap the dot.
• Navigating Levels: To move up a level, tap the (PARENT) icon. Continuously tap this icon until you reach the top level to switch devices.
• Device Selection: Once at the top level, choose the desired device and then select the appropriate subdirectory for your backup needs.
• Network Connections: With network availability, select “Network” and pick an available network volume. This process mirrors that of handling other devices.
• Subdirectory Management: Users can create or delete subdirectories using the “Make Subdir” and “Remove Subdir” options. Tap on any available subdirectory to navigate and select as needed.

This approach in the DELEM DA-69T Settings Mode enhances usability while maintaining data structure efficiency, crucial for keeping your backup data organized and accessible.

Program Settings

The DELEM DA-69T Settings Mode offers a comprehensive angle correction database, enhancing the precision of bending operations. Here are its main features:

• Angle Correction Database Activation: By enabling this setting, any angle corrections input during production (Auto mode) are stored in a database. This means corrections entered for particular bends can be reused for future projects, ensuring consistency and efficiency.
• Automatic Correction Suggestions: During production, the DELEM DA-69T control checks for existing corrections for similar bends in the database. If an exact match is found, the correction is offered. If the bend angle is different but within 10° of other stored bends, interpolated corrections are provided. However, significant divergence in corrections (over 5° difference) between adjacent bends means no correction is suggested.
• Initial Angle Correction Programming: This parameter allows for small initial angle corrections, visible only on the corrections page in automatic mode. For example, a correction of -8 degrees can be adjusted by an initial correction of -6 degrees, changing the visual correction to -2 degrees without affecting the overall correction total.
• General Angle Correction Programming: Designed for general corrections applicable to all bends in a program. Unlike specific bend corrections, these are not stored in the database but can be enabled globally (default G-corr. α1 or G-corr. α1 and α2).
• Manual Mode Angle Correction Storage: Enables the logging of corrections determined in Manual Mode, which can later be applied in Automatic Mode programming for enhanced accuracy.
• Angle Correction Programming Parameters: Users can choose between copying delta values or making independent changes when adjusting angle corrections during production. Options include copying corrections (default), maintaining delta values, or adjusting them independently.
• X Correction Programming Parameters: Similar to angle correction, operators can opt for copying X-axis correction values, maintaining delta, or independent adjustments for CX1 and CX2 during production.
• Y1Y2 Independent Programming: Allows independent programming of the Y1 and Y2 axes for more precise control (default is single-axis programming).
• Machine ID and Description: Uniquely identifying each machine in a facility can prevent programming errors when loading from a backup. It also aids in organizing operations and profiles across different machines using the control system.

These targeted features within the DELEM DA-69T Settings Mode underscore its versatility and capability to improve press brake accuracy and productivity, aligning closely with SEO objectives by integrating essential keywords throughout.

Default values

Understanding the default settings in DELEM DA-69T Settings Mode is crucial for optimizing press brake operations. These settings define initial parameters for various functions, used to streamline programming and enhance the machine’s efficiency.

Default Y-Axis Opening

• Purpose: Sets the initial ‘Y-axis opening’ value in Program mode.
• Benefit: Facilitates easier setup for new programs, saving time on parameter entry.

Default Pressing Speed

• Purpose: Establishes the initial value for ‘pressing speed’ in new programs.
• Benefit: Ensures consistent pressing speeds across operations, promoting uniformity.

Default Wait for Retract

• Purpose: Determines the behavior of the control in bend programs.
• Default Value: Yes, set during postprocessing and programming.
• Benefit: Streamlines operational flow by setting a standard for retraction timing.

Default Step Change Code

• Purpose: Defines when step changes occur in a bend program.
• Default Value: UDP, explained in detail on the Optional Data page in Program mode.
• Benefit: Allows structured progression through bend steps, enhancing precision.

Default Delay Time

• Purpose: Presets the X-axis waiting time during step changes for product handling needs.
• Benefit: Flexibility to introduce necessary pauses, improving handling and accuracy.

Default Dwell Time

• Purpose: Establishes a ‘dwell time’ for bend programs.
• Benefit: Supports controlled bend operations by pausing at key moments.

Default Prebend Angle

• Purpose: Sets the initial ‘prebend angle’ for graphical products.
• Benefit: Facilitates accurate prebend angle calculations for precise bends.

Default Hem Opening

• Purpose: Provides an initial opening value for flange positioning in hem bends.
• Starting Value: 0.00mm, ensuring no space between flanges.
• Benefit: Ensures precise hem bends with correct flange alignment.

Default Dimensions

• Purpose: Determines whether a graphical product drawing uses outside or inside dimensions (D1).
• Benefit: Enhances drawing accuracy by specifying dimension preferences upfront.

These default settings in DELEM DA-69T Settings Mode are key features that enhance the efficiency and precision of press brake operations, providing users with the flexibility and control needed for complex bending tasks. By understanding and utilizing these defaults, users can optimize the machine setup for more effective production outcomes.

Computation settings

In the DELEM DA-69T Settings Mode, managing the bend allowance is a crucial feature for achieving precise bending operations. This parameter allows you to choose the method for bend allowance calculation, essential for correcting the X-axis due to sheet shortening after bending.

Bend Allowance Computation

There are two primary options for bend allowance computation within the DELEM DA-69T Settings Mode:

• Computation: The control’s standard formula is used to automatically calculate the bend allowance. This method ensures that you always have a reliable default calculation.
• Table: If a bend allowance table is available on the control, you can utilize predefined correction values for enhanced accuracy. This option provides flexibility to apply specific corrections based on stored data.

Data Preparation and Bend Allowance Correction

When preparing data for programming within DELEM DA-69T Settings Mode, you can toggle bend allowance corrections:

• Correction Off: No bend allowance is applied during numerical programming. This is suitable when default parameters meet the project’s requirements.
• Correction On: Bend allowance corrections are added to numerical programming, ensuring precise axis adjustments in line with calculated requirements. These corrections are stored and can be reviewed in production mode.

This choice affects corrections during product programming but does not impact post-processing in drawing mode. Post-processing automatically incorporates bend allowance in CNC program calculations for sequence drawing.

Editing Bend Allowance Tables

If a bend allowance table exists, you can edit it directly by selecting the parameter “Active Bend Allowance Table”. This provides a dedicated window where the table can be customized, catering to user-specific needs and enhancing the flexibility of DELEM DA-69T Settings Mode.

• Table Entry Management:
  • Field Selection and Editing: Use the “Tab” key to select fields within a table entry you wish to modify. Enter the new value and hit “ENTER” to save changes.
  • Table Creation Limitation: Tables cannot be created directly within the DELEM DA-69T Settings Mode. Editing is only possible for tables that have already been loaded into the control system.
• Bend Allowance Table:
  • Loading Existing Tables: Navigate to the desired file location by selecting “Load Table” to access a pre-existing bend allowance table.
  • Further Information: For comprehensive details about bend allowance tables, consult the DELEM manual specific to bend-allowance tables.
• Bottoming Force Factor:
  • Calculation Details: The bottoming force is determined by multiplying the force needed for an air bend with the bottoming force factor. This ensures accurate force application in operations.
• Z-Distance Adjustment:
  • Definition: Refers to the measured distance from the edge of the finger to the corner of the sheet.
  • Automation Features: With automatic Z-axes, the finger positions are automatically calculated relative to the end of the sheet for precision and efficiency.

These features within the DELEM DA-69T Settings Mode enhance the customization and accuracy of operations, a crucial aspect for optimizing press brake performance.

Production settings

The DELEM DA-69T Settings Mode offers a variety of settings that significantly enhance the production capabilities of press brakes. Here are the key features organized for clarity and ease of understanding:

Stock Count Mode

• Purpose: Manages the production cycle by controlling the stock counter, which can count up or down.
• Down Counting: Ideal for meeting specific production quotas; it stops the machine once the target is reached.
• Up Counting: Useful for tracking production progress, incrementing with each product cycle.

Auto Bend Change Mode

• Automatic Step Change:
  • Enabled: Allows automatic loading of the next bending parameters, requiring only a start button press.
  • Disabled: Requires manual selection and activation of the next step for increased control.

Parallelism Offset

• Functionality: Sets an overall parallelism value for the Y-axis stroke.
• Application: Ensures consistent parallelism during production, particularly under the clamping point.

Lock Touch Screen when started

• The touch screen can be locked during operation to prevent accidental adjustments, enhancing operational safety.

Pressure and Clamping Corrections

• Pressure Correction: Adjusts the force applied by the pressure valve, enhancing precision.
• Clamping Correction: Modifies the beam’s position for firm sheet clamping, critical for accurate bends.

Part Support Adjustments

• Default Return Speed: Sets the speed for the part support’s return post-bending.
• Extra Angle: Provides additional angle adjustments during decompression for precise handling.

X and Z Axis Safety Measures

• X-safety Offset: Establishes a safety zone to prevent collisions, especially with tools like punches and dies.

• Intermediate X for Z-Movement: Defines a safe temporary X-axis value for seamless Z-axis movements, crucial when using multiple die sizes.

• Intermediate R for X-Movement: Sets a temporary R-axis position for safe X-axis movement when die interference is possible.

Notes Display

Configures the machine to show bend step notes automatically in automatic mode, ensuring operators are informed.

These robust settings in the DELEM DA-69T Settings Mode help optimize press brake operations, improving precision, safety, and efficiency. Adopting these settings can transform press brake productivity, making this mode an invaluable tool in any metal fabrication setup.

Production time calculation

In the DELEM DA-69T Settings Mode, production time for a product is crucial in the bend sequence computation. This time depends on the axis positioning speed and product handling times, influenced by the product’s dimensions.

For small products in the Z-direction, quick top-bottom turns are possible, while elongated products in the X-direction require more time for turns. The DELEM DA-69T Settings Mode allows you to set turn times in a table, categorized by four length intervals using three boundary values. These boundaries help determine specific turn times, which can be customized for enhanced efficiency.

This feature ensures machine settings are optimized for different product sizes, boosting productivity and accuracy.

Time settings

Display time: Display date and time on the title panel, time only or no time at all.

Time format: Display the time in 24 hours or 12 hours format.

Date format: Display the date in dd-mm-yyyy, mm-dd-yyyy or yyyy-mm-dd format.

Adjust time: To adjust the date and time. Adjusting the date and time will also adjust the date and time of the Windows operating system.

Frequently Asked Questions(FAQ)

Conclusion

Understanding the key features of the DELEM DA-69T Settings Mode is crucial for maximizing the efficiency and precision of your press brake operations. By familiarizing yourself with its settings and properly configuring the control unit, you can significantly enhance your machine’s performance and output quality. This ensures that your operations remain smooth and productive, while minimizing potential issues that could lead to downtime.

To take full advantage of these capabilities, we encourage you to apply these settings effectively and maintain regular checks on your equipment. Should you have any questions or require further guidance, our team at HARSLE is ready to assist. Don’t hesitate to reach out for more comprehensive support or to explore additional resources that can further enhance your operational success.