Lightweight Layer Grippers ZLW

Variable length and width layer gripper

max. 35 kg
max. 850 x 650 mm

Layer gripper in lightweight construction

Product Inquiry

Low gripper weight

Increased process efficiency and reduced initial costs through the use of robots with lower lift capacity

Variable suction area

Gripper design based on the workpiece layer

High energy efficiency

Minimized vacuum generation power due to suction grid design optimized for particular workpieces

Ready-to-connect palletizing solution

Optimally coordinated gripping system incl. vacuum generation and controllable valves

Your Individual Configuration

The layer gripping systems are specially adapted to your applications. Contact us and receive a custom made offer.

Product Request

Design

Rigid flange (1) for connection to common robots and portals
Optional: Spring-mounted flange to compensate for height differences in the workpiece layer (2)
Gripper with sealing element made of plug-in suction cups (3) or sealing foam (4)
Optional: rounded frame (5) for increased safety in MRC applications
Connection for external vacuum generation (6)

Ordering information

Product code

Similar to a part number, the product code is used to uniquely identify product configurations at Schmalz. The product code can be found on the product label or on the quotation or order. Do you have questions about your product or would you like to order a configuration again? Then please have this key ready when you contact Schmalz.

ZLW

850 x 650

O20KS

30T

SW80

G60

Short name

Code	Type
ZLW	Lightweight layer gripper

Flange

Code	Type
RD	Rigid
FL	Spring-mounted

Preferred sizes

Code	LxW in mm
450x350	450x350
650x450	650x450
850x650	850x650

Frame

Code	Type
SE	Straight edge
RE	Round edge

Sealing element

Code	Height / diameter in mm
O20KS	Sealing foam (H = 20)*
O20	Sealing foam (H = 20)**
SPB2 40	Suction cup (∅ = 40)***

*Universal standard sealing foam with conically cut suction cells.
**Universal standard sealing foam with cylindrically cut suction cells
***Pluggable bellows suction cups made of silicone

Grid

Code	Distance between suction points in mm
20T	20
30T	30
45T	45

Flow resistance

Code	Cross section in mm
SW80	0.8 (sealing foam O20KS)
SW100	1.0 (sealing foam O20)
SW120	1.2 (suction cup)

Vacuum connection

Code	Diameter in mm
G32	Straight, Ø = 32 (external)
G60	Straight, Ø = 60 (external)
EB	With ejector block (internal)

Ordering information

The order code describes the preferred variants of the layer gripper. If required, it is possible to individually adapt the gripper in length, width and grid for specific applications.

Technical Data

	Required flow rate [Nl/min]*	Weight
ZLW-FL-850x650-SE-O20KS-30T-SW80-2G60	2900	11.0
ZLW-FL-850x650-SE-SPB2 40-45T-SW120-2G60	3367	15.6
ZLW-FL-650x450-SE-O20KS-30T-SW80-G60	1450	5.0
ZLW-FL-650x450-SE-SPB2 40-45T-SW120-G60	1750	9.3
ZLW-RD-450x350-SE-O20KS-30T-SW80-G60	800	3.6
ZLW-RD-450x350-RE-SPB2 40-45T-SW120-G60	862	4.9
ZLW-RD-450x350-SE-O20KS-30T-SW80-1EBc		4.2
ZLW-RD-450x350-RE-SPB2 40-45T-SW120-1EBc		5.7

*The external vacuum generator used must provide at least the specified suction volume (at the vacuum connection piece of the ZLW) at a vacuum of -0.2 bar

Documentation

The matching documentation for this product is available in this section.

Documents	Language
Brochure/flyers	English

Integration

Complete gripping system from a single source

We are happy to offer you a complete system specified to your requirements with optimally matched components.

Videos

Discover application examples of the product in various industries - user-friendly, informative and practical.

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Lightweight layer gripper ZLW for palletizing tasks

Products

ZLW FL 850x650 SE O20KS 30T 10.01.22.07820

Length L	850 (mm)
Width B	650 (mm)
Version	Straight edge
Material type	Foam O, H 20 mm, cone
Arrangement suction cells	Triangle, 30 mm
Shape fittings	Pillar straight, 2 x Ø 60
Additional function area gripper	Vacuum switch VSi
Weight	11 (kg)

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ZLW FL 850x650 SE SPB2 40 45T 10.01.22.07821

Length L	850 (mm)
Width B	650 (mm)
Version	Straight edge
Arrangement suction cells	Triangle, 45 mm
Shape fittings	Pillar straight, 2 x Ø 60
Additional function area gripper	Vacuum switch VSi
Weight	15.6 (kg)

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ZLW FL 650x450 SE O20KS 30T 10.01.22.07822

Length L	650 (mm)
Width B	450 (mm)
Version	Straight edge
Material type	Foam O, H 20 mm, cone
Arrangement suction cells	Triangle, 30 mm
Shape fittings	Pillar straight, Ø 60
Additional function area gripper	Vacuum switch VSi
Weight	5 (kg)

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ZLW FL 650x450 SE SPB2 40 45T 10.01.22.07823

Length L	650 (mm)
Width B	450 (mm)
Version	Straight edge
Arrangement suction cells	Triangle, 45 mm
Shape fittings	Pillar straight, Ø 60
Additional function area gripper	Vacuum switch VSi
Weight	9.3 (kg)

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ZLW RD 450x350 SE O20KS 30T 10.01.22.07824

Length L	450 (mm)
Width B	350 (mm)
Version	Straight edge
Material type	Foam O, H 20 mm, cone
Arrangement suction cells	Triangle, 30 mm
Shape fittings	Pillar straight, Ø 60
Additional function area gripper	Vacuum switch VSi
Weight	3.6 (kg)

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ZLW RD 450x350 RE SPB2 40 45T 10.01.22.07825

Length L	450 (mm)
Width B	350 (mm)
Version	Round edge
Arrangement suction cells	Triangle, 45 mm
Shape fittings	Pillar straight, Ø 60
Additional function area gripper	Vacuum switch VSi
Weight	4.9 (kg)

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ZLW RD 450x350 SE O20KS 30T 10.01.22.07826

Length L	450 (mm)
Width B	350 (mm)
Version	Straight edge
Material type	Foam O, H 20 mm, cone
Arrangement suction cells	Triangle, 30 mm
Additional function area gripper	Vacuum switch VSi
Weight	4.801 (kg)

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ZLW RD 450x350 RE SPB2 40 45T 10.01.22.07828

Length L	450 (mm)
Width B	350 (mm)
Version	Round edge
Arrangement suction cells	Triangle, 45 mm
Additional function area gripper	Vacuum switch VSi
Weight	6.301 (kg)

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Nominal diameter: 5 to 50 mm
Nominal flow: 3 to 310 m³/h
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Product recommendations

Layer gripper SPZ

Maximum layer weight: 250 kg
Maximum gripper size: 1,500 x 1,500 mm
Version: suction cup or foam
Version: Spring-mounted or rigid flange

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Modular layer gripper SPZ-MC

Version: fully electric or pneumatic
Max. clamping window: 1,200 x 1,000 mm
Min. workpiece height: 45 mm
Version: with or without suction carpet

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Area Gripping Systems FQE

Integrated pneumatic vacuum generator or connection for external vacuum generation
Sealing element: Sealing foam or suction cups

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Lightweight Layer Grippers ZLW

Variable length and width layer gripper

Complete gripping system from a single source

Videos

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