T8x4-POM-ANTI-BACKLASH POM anti-backlash lead screw nut block (slit, M5 preload screw), 8 mm screw, 4 mm lead, 34x33x12 mm, M5 holes 20 mm apart
RobotDigg · pom-anti-backlash
Use it
(import "parts/leadscrew/T8x4-POM-ANTI-BACKLASH.ik" as p)In a design on ink: ask your agent for it by name, or by what it must be.
Dimensions
| diameter | 8 |
| pitch | 2 |
| starts | 2 |
| lead | 4 |
| external-minor | 5.5 |
| internal-minor | 6 |
Frame of reference
screw axis +z through the block (z 0 to block-height, z=0 the drawing's top edge); block-length along x; nut-pocket face y=-thickness/2, counterbore face y=+thickness/2; slit open on -x and M5 preload screw at x=preload-x (seen from -y with z up: the drawing turned 180 degrees)
All 25 numbers in its record
| diameter | 8 |
| pitch | 2 |
| starts | 2 |
| lead | 4 |
| external-minor | 5.5 |
| internal-minor | 6 |
| internal-major | 8.5 |
| flank-angle-deg | 30 |
| radial-fit | 0.04 |
| block-length | 34 |
| block-height | 33 |
| block-thickness | 12 |
| corner-radius | 3 |
| hole-diameter | 5.1 |
| hole-spacing | 20 |
| hole-z | 10 |
| pocket-flats | 8 |
| pocket-depth | 5 |
| recess-diameter | 9 |
| recess-depth | 2 |
| slit-z0 | 20 |
| slit-z1 | 25 |
| slit-length | 26 |
| preload-x | -10 |
| preload-diameter | 4.2 |