News

17
Jul

Combine Order

What is Combine Order?Combine Order is an order with several different items. Take a example: You want to buy pencil from a shop, a eraser may be needed, so you buy a pencil and a eraser at a time. To RobotDigg, you buy a Nema17 stepper motor, pulley and belt as one order is Combine Order.Why Combine Order?To save shipping cost. We see that some clients want to buy only small quantity stepper moto...
11
Jul

Stepextruder

In the last month June, 2013. RobotDigg are putting lot of items that are necessary to build a Step Extruder.Now we have .4mm Brass Nozzle, Thermal Tube, Thermal Core, Heatsink, Heater Cartridge and Kapton Tape to supply for the Stepextruder.RobotDigg is still working on more parts for the stepextruder, the next supply will be Bar Mount(Chassis Block). And we may offer 12V and 24V cooling fan in t...
26
Jun

Aliexpress Store

RobotDigg is now available on Aliexpress:http://www.aliexpress.com/store/228043 Good news is that you can pay us through Credit Card3D printing industry is open source, 3D printing hobbyists share what they create. This is 3D culture and is the really great thing at the heart of 3ders.Thanks to Peter Liwyj! Peter helped us a lot on the translation work and the job was done terrifically. RobotDigg ...
12
Jun

10000pcs gt2 pulley

T2.5 pulleySince March, 2013 RobotDigg begin to machine Timing Pulleys to meet clients' requests besides stepper motor and Acme threaded rod stepper motors for 3d printers. T2.5 16 teeth Pulley a Chinese standard Trapezoidal tooth profile Timing Pulley is our start.MXL pulley and GT2 pulleyIn the middle of March, 2013, RobotDigg have many more requests on Timing Pulleys after we offer stepper moto...
11
Jun

Shopping Guide

Q&A:How do RobotDigg accept payment? We accept Paypal and wire transfer. Now Aliexpress is our channel for Credit Card payment. The aliexpress address link is: RobotDigg Aliexpress StoreWill RobotDigg accept paypal so that we, the buyers, can have some sort of buyer protection against fraud? We take Paypal payment. And can issue the Paypal Invoice.How long before you ship? The lead time depend...
09
Jun

External Shaft, Non-captive Shaft and Captive Shaft

Stepper Motor Linear ActuatorsWikipedia gives out a definition of linear actuator: Linear Actuator is an actuator, in contrast to the circular motion of a conventional electric motor(stepper motor), that creates motion in a straight line. Linear actuators are used in machine tools and industrial machinery, in valves and dampers, and in many other applications where linear motion is required. Robot...
07
Jun

Threaded Rod or Threaded Shaft

8mm smooth rod and M8 screw are widely applied in 3d printers. A nema17 stepper motor, a 5mm shaft to 8mm screw coupler and a M8 screw was prevailing as Z axis solution for a 3d printer. After that a name called Threaded Rod NEMA17 Stepper begins to be known between 3ders. Why a threaded rod nema17 stepper or a nema17 stepper with threaded shaft? 1. Much neater than Motor, coupler and M8 screw opt...
01
Jun

What is children's preferred 3d printer?

Happy Children's Day.What is children's preferred 3d printer? If I were child, I would like RigidBot and ROBO 3D. RigidBot seems cute and ROBO 3D looks colorful. Wow, that is not the turth. They both are good 3d printer.RobotDigg is going to supply 3Ders with more product options recently. We are trying to do gt2 pulleys 20 teeth/grooves 5mm bore or 8mm bore, 36 teeth 5mm bore as our standard offe...
26
May

China Source of GT2 Pulley and Belt

GT2 pulley and beltThere are many types of pulley and belt, the difference is not only Tooth Profiles. GT2 Pulley and Belt is prevailing after 2012.Outside U.S., it is really hard job to find a good source of GT2 pulley and belt. RobotDigg starts its pulley machine service from this year. T2.5, MXL pulleys and belts, after experience to provide these pulleys and belts, we wins lots of approval.Som...
25
May

Stepper Motor for 3D Printer

What stepper motor are you using in your 3d printer? NEMA17 steppers are the most popular choice as a reprap stepper motor. But are you just a follower? What is a good source of affordable stepper motors for a reprap printer? Reprap Wiki has a list of NEMA14 and NEMA17 stepper motors for 3D Printers. Besides price consideration, what do you need for your 3d printer building, a Nema17 stepper motor...