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  1. Ziv Z.

    Looking to buy stock parts for label dispenser

    I'm designing a label dispenser for a specific application(applying two labels on top of each other and collecting them on a roll). After successfully designing the first prototype, I want to implement some improvements, and try to use as many off the shelf parts as possible. I'm looking for a...
  2. Ziv Z.

    What's the correct way to wire a reflective optical sensor?

    Hi, I'm trying to use a reflective object sensor, in order to detect a label on a moving liner and once detected send a command to a motor. I have the following sensors: OPB732WZ OPB745WZ OPB740wz all from Optek. What's the correct way to connect them to a circuit to get the most accurate...
  3. Ziv Z.

    Label dispenser - handling different size labels

    Interesting, Is it possible to incorporate vacuum in this device without using pneumatics? this device is supposed to connect only to electric power and be mobile.
  4. Ziv Z.

    Label dispenser - handling different size labels

    Hi Everyone, As some of you may have seen in a previous thread, i'm in the process of designing an improved version for a desktop label dispenser i made. the purpose is to "marry" label A on top of label B, and immediately dispense for the user to take it out. currently there is a static pin...
  5. Ziv Z.

    Label dispenser - ideas for braking

    Thanks for the replies! FACS i think i will try your solution, is there a specific kind of plastic i should use? do you consider wear and schedule replacement of the plastic ring? Also, do you think its a must to use servo motors? I'm designing a fairly small dispenser (roughly the size of a...
  6. Ziv Z.

    Label dispenser - ideas for braking

    Which material is the fabric supposed to be? Is there a specific name for that type of product? Regarding the rotational dampers, won't they die pretty fast? I saw that most of them have about 50K turn cycles, also won't they be too hard braking for the step motors to pull? Because when you...
  7. Ziv Z.

    Label dispenser - ideas for braking

    Hello, I'm developing a desktop label dispenser with the main purpose of applying label A on top of label B accurately, and immediately dispense the double label for the user to pick up and use. The dispenser consists of two motors (at the moment stepper motors), two optical fork sensors(for...

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