View Full Version : Linear and Rotary Motion


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  1. Long screws and rails
  2. Rusty Rails
  3. round vs square guides
  4. Ball screw condition
  5. Smaller frame, same travel, which of these two frame and bearing constructions ?
  6. Screw from Scissor Jacks ?
  7. Shaft deflection
  8. Monster Router. Components arrived!
  9. Will this work for linear bearings?
  10. Vertical Gantry Motion Management
  11. tiny linear rails
  12. Servo sizing for router - 1KW seems small to me?
  13. New rails arrived!
  14. Linear measuring devices feed back
  15. Machining ACME rod
  16. Newbie question on ballscrews
  17. Accuracy Question
  18. Ballscrew customization source???
  19. Motorized Z Axis - Advice
  20. Heads up: New 94" SHS55 rails on Ebay
  21. Excello Mill
  22. Options to eliminate backlash?
  23. Has anyone had experience with.....
  24. Looking for THK slide SR15T
  25. slideway support rails + oilite bearings
  26. linear motion parts in ontario canada?
  27. THK HSR30 Rails
  28. New, heavier spindle...a problem?
  29. stainless hex and track bearings.
  30. hex rod and 120 v bearings...rev 1
  31. which gear ratio
  32. dual ballscrew
  33. what bearing fit with acme screw 1/2 -10(for cheap ball screw)
  34. Eliminating/auto correcting racking on dual screw axes
  35. Mounting threaded rod
  36. where can i find cheap linear motion parts?
  37. Wiring steppers in bipolar parallel
  38. has anyone got experience with "speed demon" linear guides?
  39. Dual Lead Screw W/ Indipendant Steppers
  40. chain drive for x axis
  41. Need suggestions where to buy bearings for my ballscrews
  42. Mill Scale
  43. Building a tight desktop mill... need advise
  44. Cable or Direct Drive linear motion
  45. Looking for zero backlash ballscrews
  46. Double ball nut cam loose - Desperate for help!
  47. Lathe spindle bearings and spindle material
  48. rack&pinion new design
  49. Position of thrust bearings on ballscrew
  50. Build cnc router without linear ball bearings ?? Flat metal on flat metal with lube ?
  51. Help with bearing block
  52. Techno-Isel Components
  53. Buying 1-axis table, steel duty
  54. Simplest, Cheepest, Quickest Antibacklash nut
  55. Guide wire linear motion
  56. The use of screws for linear rails as well
  57. Rack pitch and angle
  58. Where to buy lead screws?
  59. Belt Drive?
  60. calculating a rough estimate for bearing dynamic/static load
  61. Gantry type.CNC Mill
  62. Ballscrew whip
  63. Open to opinions and ideas
  64. Anyone looking for a Z axis?
  65. Ideal length of linear rails for Z axis
  66. How to mount thrust bearings
  67. Bringing the Art of Scraping into the 21st Century?
  68. Linear bearing alternatives
  69. NSK ls25 cars
  70. Hepco Motion horrible prices..
  71. Taper gibs vs Parallel gibs
  72. Source for timing pulleys larger then 72 teeth
  73. Motion system CNC DIY
  74. Source for timing belt clamps
  75. Attaching bearings to a ball screw
  76. Timing belt as a rack?
  77. Tight linear bearings
  78. Z axis linear bearings for MDF router
  79. Belt Drives on a heavy-duty benchtop CNC Mill?
  80. would you buy these actuators
  81. comercial 5 axis mill
  82. oz/in to lb/ft to watts
  83. Linear bearing problem
  84. Belt or Rack
  85. probably a stupid question
  86. Leadscrew thicknesss concern
  87. How many trucks to hold Z axis?
  88. Cleaning up linear bearings?
  89. How many rails?
  90. Belt Drive help
  91. belt and pully question please help .
  92. Mechanical advantage of lead screw
  93. Help machining ball screws
  94. Mounting/loading leadscrew
  95. How do you cut linear rails?
  96. Premature Ebay-ulation?!? (single Z axis linear rail)
  97. Best source for precision ballscrews?
  98. thomson linear?
  99. Angular Contact Bearing Confusion
  100. sine wave Linear Encoder ??
  101. z axis, which nut/screw to use
  102. Ballscrew/Ballnut question
  103. low cost linear motion with feedback
  104. Drive shaft whip
  105. sadly, I must ask an angular contact question
  106. where to get a helicial rack and pinion
  107. Ballnut backlash comp - will this work?
  108. 80/20 Linear Motion Bearings
  109. Angular Contact Bearings For Spindle
  110. Ballscrew/Ballnut question.
  111. E Chain
  112. A good article on round bearings (bushings) versus square rail slides
  113. Linear Slide Source/Distributor
  114. 2 steppers for x axis good or bad
  115. Combined Rack and Linear Guide
  116. Bearing and Rails
  117. linearBearing
  118. Pneumatic Preload Ball Nuts
  119. virtual leadscrews
  120. ACME steel types.
  121. Machining/Turning the ends of ground ballscrews
  122. Your IGUS experince ?
  123. 80/20 linear?
  124. Synchronous toothed belts info
  125. hiwin guide blocks and rails
  126. Timing belts and pulleys?
  127. Prefered budget linear motion system?
  128. supplier for linear rails
  129. hiwin cad details
  130. one servo/stepper TWO ballscrews?
  131. 8020 vs pipe for rails?
  132. Question about Linear Rails Sizing
  133. timing belt for x axis
  134. How to set up two screws for my X axis
  135. Bearing help Please
  136. Linear Guides
  137. angular contact bearings ( 8mm id )
  138. Overkill?
  139. angular contact bearings, or not
  140. structural aluminum
  141. Z axis on SCARA Robots?
  142. Skateboard Bearings
  143. How to mount bearings?
  144. Wrong Ballscrew Size?
  145. Offsize precision shafting
  146. Rail profiles?
  147. Alternate name for spline/screw
  148. Ballscrew
  149. New balls for screw rod ?
  150. Dont know which size ball to use to preload ballnut
  151. Need ABC's of screws
  152. Will this be an Anti-backlash ball screw system?
  153. slide and ballscrew assy concept ( what do you think )
  154. 1.5" unsupported linear rails.
  155. need help with linear rail choice.
  156. Did I screw up linear slide purchase?
  157. How to Attach linear slide to 8020
  158. UHMW for ACME Nut?
  159. Rack - Mount and align
  160. The Forces
  161. HELP: RUNOUT IN BALL SCREW
  162. HELP! Need datasheet for aliencnc 4axis stepperboard
  163. Linear Rails - What is the problem
  164. Ball screws, backlash is BAD! rebuild? run it? nut 101
  165. Motor selection and acceleration/ramping
  166. Installinng ballscrews
  167. Looking for ball bearing suppliers for my ballscrews
  168. Fixed endsupports
  169. THK Online Store
  170. What type of round stock linear rails
  171. ballnut ball replacement?
  172. Z-axis - mounting rails on spindle side, rather than tower side
  173. picking the best linear rail
  174. NSK linear spares - source? Or what type of bearings?
  175. Problems Locating Lead Screw Supplier
  176. please explain
  177. WarnerBallScrews
  178. Problems with ball screws and nuts.
  179. to gear or not to gear
  180. lead screw prep and maintenance
  181. ballscrew suggestion
  182. ballscrew preload disk
  183. ballscrew Kuroda preload diy
  184. How to machine ends of linear guide rails.
  185. Need ballscrew advice please
  186. Which belt material?
  187. Help Finding Bearing Oil Seal
  188. HDPE Bearings
  189. How To Install Angular Contact Bearing on Ballscrew.
  190. Igus TR12 trapezoidal spindle specs
  191. Linear Actuators
  192. ballscrew vs rack advice
  193. Threaded rod vs. Gear Rack
  194. connecting screw to servo help
  195. ballscrew question
  196. where to buy linear bushings?
  197. Guide Cam followers
  198. Thread Wear Issues
  199. THK rsr 15 rails and carriages
  200. more questions on rack n pinion
  201. theory on lead screws/stepper motors etc
  202. How to Lube Ball Screw?!?!
  203. Need help identifying this belt
  204. accuracy
  205. Assemble linear-actuator using off-the-shelf parts for < $600?
  206. Need Help/Advise on belt drive and pulleys
  207. Roton Ball Screws - End Support?
  208. Ball Screw Errors
  209. Gas spring force, series vs parallel
  210. thk rails and loads from different directions
  211. Can someone tell me what size and kind this screw is...
  212. Need help with linear motion
  213. Triple Machined Tongue & Grooved Tee Rail
  214. Rack and Pinion
  215. Gas Shock Question
  216. My Skateboard Bearings system design
  217. 3/4" thompson rail and 7" thompson bearing
  218. Linear bearing blocks not sliding between tracks
  219. Missing specs. on parts.
  220. A/C Spindle bearings and Linear rail lubrication?
  221. ballscrew sizing question
  222. Idea for a small router
  223. IKO issues
  224. N00b question about EBay item
  225. HSR TYPE RAILS CARRIAGES-used condition issue?
  226. pitted ball screw
  227. ballscrew repair
  228. BALL SCREW TO MOTOR and bearing Question
  229. Ballnut from plastic, worth to try?
  230. max length of ballscrew
  231. Metric to inch and adding belt
  232. Anti-backlash rotary joint existance
  233. Self leveling Epoxy for making linear rail mounting surfaces
  234. I WANT to backdrive a ballscrew
  235. Motor gearing and screw pitch?
  236. Rails for my NSK LH35 trucks.
  237. Linear bearing grease
  238. Timing Belt Design
  239. Ballscrew thrustbearing support?
  240. THK Ballscrews
  241. CNC Fusion Deluxe X3 Ball Nut Issue
  242. Rack and Pinion question
  243. 5/8" acme anti-backlash leadnuts
  244. Kevlar for acme nuts?
  245. DIY acme die / tap
  246. Cable Chains
  247. Lead Screw Max Length?
  248. brands vs quality of ball screws
  249. Ball Screws
  250. Has anyone uses Linear motors, or linear steppers?
  251. When mounting a ballnut, set-screw or lock-tite?
  252. Acme Delrin nut source
  253. Mounting rails on glass - how flat is glass?
  254. Source for angular contact bearings for ball screws
  255. end blocks
  256. Mcmaster antibacklash nuts?
  257. Need Help identifying the manufacture of this extruded rail
  258. Cats cradle anyone?
  259. how to figure force?
  260. coarse pitch ball screws
  261. End Supports and Couplings
  262. Need to refill a linear bearing (lost my balls)
  263. Opinions wanted: Granite milling machine configuration.
  264. Lead Screws
  265. Not exactly DIY ballscrew: ServoNut
  266. ball screw problem
  267. Low Cost Steel Shafting
  268. Nexen Roller Pinion Drive
  269. Rack Confusion
  270. CNC Problem
  271. Best belt drive ever! (If I do say so myself)
  272. Couple questions linear shafting
  273. New[ish] bearing slide idea
  274. THK BK-15
  275. Lead / Ball screw stop
  276. linear feeders
  277. Can worn out balls in THK bearing block be replaced ?
  278. stepper shaft to threaded rod - HELP!
  279. ROTARY MOTION
  280. Newby ballscrew Q? Teach lathes.
  281. CNC Belt Lengths
  282. Rack Spur Motor Sizing help
  283. Magnetically levitated bed/table
  284. Plastic bearings in Ball Nut???
  285. Rack & Pinion Calculation
  286. Belt vs. threaded drive
  287. Belt drive rotary axis.
  288. New to forum with a homemade bearing idea for the group
  289. Need ideas/advice to kickstart me.
  290. Need Design Help
  291. Need help with a rotory spindle..please
  292. cnc gantry runout
  293. Are anyone familiar with these linear actuators??
  294. Need help building table
  295. small cnc router
  296. HiWin Glides
  297. Build For Speed with Rack and Pinion
  298. Need some reference design for a quick and dirty belt driven linear feeder
  299. Cold rolled steel, flats or square for use as rails.
  300. Trying to find ballscrew to stepper couplers. Metric to Imperial?