Linear Technical

PLZ_II Technical Description

Two parallel guide shafts (10) form together with a special guide profile (3) the body of the linear unit PLZ-II.
A rotating movement is converted into the linear movement of the guide.

1.	pulley box with drive pin
2.	timing belt
3.	guide profile
4.	wipers
5.	cover
6.	belt tensioning set
7.	roller cover
8.	roller
9.	guide shaft lubrication
10.	lubricating nipple (guide shat lubrication)
11.	guide shaft
12.	guide table
13.	adaptor plate
14.	pulley box

Timing Belt

GT/HTD timing belt with steel insert:
pitch: 5mm
width: 12mm (PLZ 30)
            15mm (PLZ-i 50)
             20mm (PLZ40, PLZ-i-60)
             25mm (PLZ 50)
             30mm (PLZ-i 80)

GT/HTD timing belt with steel insert:
pitch: 8mm
width: 28mm (PLZ 60)
40mm (PLZ 80)
pitch: 3mm
width: 6mm (PLZ-i 30*)
9mm (PLZ-i 40*)
*with Glascord insert

Pulley Boxes

AlMgSi, black power coated. Connection surface non-painted

Guide Table

Extruded aluminum, clear anodized.

Guide Shafts

Heat-treated steel, inductively hardened. Surface hard-chrome plated HRC 62

Bearing	Shaft bearing: single-row sealed grooved ball bearing. Guide bearing table: 4 sealed rollers (corresponds to a two-row angular contact bearing).

Fixation of the Linear Unit	Fixation by means of fixing plates or by screwing the pulley box onto existing contructions.



Timing Belt/Positioning Accuracy


Type	Timing Belt*		Pitch/Width	Active Ø Pulley Wheel	Pulley Wheel Circumference	Positioning Accuracy
PLZ-II 30	GT - 5MR	HTD 5M	5 / 12	23.87	74.95	±0.1 mm/300mm travel
PLZ-II 40	GT - 5MR	HTD 5M	5 / 20	27.08	84.97
PLZ-II 50	GT - 5MR	HTD 5M	5 / 25	38.20	119.95
PLZ-II 60	GT - 8MR	HTD 5M	8 / 28	56.02	175.90
PLZ-II 80	GT - 8MR	HTD 5M	8 / 40	61.12	191.92
PLZ-i-II 30	GT - 3MR		3 / 6	13.37	42.00	±0.1 mm/300mm travel
PLZ-i-II 40	GT - 3MR		3 / 9	17.19	54.00
PLZ-i-II 50	GT - 5MR		5 / 15	22.28	69.99
PLZ-i-II 60	GT - 5MR		5 / 20	27.06	85.01
PLZ-i-II 80	GT - 5MR		5 / 30	33.42	104.99
*Material: GT = black Neoprene belt HTD = white PU belt

Speed


Type	Maximum Travel Speed
PLZ-II / PLZ-II R/L	5 m/s
PLZ-i	0.5 m/s

necessary revolution rpm	=	speed [m/s] x 6 x 10⁴
		circumference of pulley wheel [mm]

Load Data*

F	force	[N]
M	moment	[Nm]
I	geom. moment of inertia	[cm⁴]

	Fx	Fx	Fy	Fz	Mx	My	Mz	Iy	Iz
Type
PLZ-II 30	340	310	790	790	14	20	22	4.30	6.36
PLZ-II 40	610	550	1020	1020	23	33	33	14.36	19.85
PLZ-II 50	1000	900	1020	1020	28	49	49	35.45	44.27
PLZ-II 60	1790	1610	2550	2550	99	143	143	77.28	111.53
PLZ-II 80	2810	2530	2550	2550	124	168	169	201.86	280.73
PLZ-i-II 30	120	-	790	790	14	20	22	4.30	6.36
PLZ-i-II 40	205	-	1020	1020	23	33	33	14.36	19.85
PLZ-i-II 50	400	-	1020	1020	28	49	49	35.45	44.27
PLZ-i-II 60	610	-	2550	2550	99	143	143	77.28	111.53
PLZ-i-II 80	1100	-	2550	2550	124	168	169	201.86	280.73

*Referring to the guide table (value statistic, linear unit is completely supported).

No-load Torques

Type	PLZ	PLZ-i
30	25 Ncm	35 Ncm
40	35 Ncm	45 Ncm
50	60 Ncm	70 Ncm
60	80 Ncm	90 Ncm
80	100 Ncm	110 Ncm