Schmalz RECB User manual

Pneumatic Vacuum Generator RECB
Assembly Instructions
Note
The Assembly instructions were originally written in German. Store in a safe place for future reference. Subject
to technical changes without notice. No responsibility is taken for printing or other types of errors.
Published by
© J.SchmalzGmbH, 11/20
This document is protected by copyright. J.SchmalzGmbH retains the rights established thereby. Reproduction of
the contents, in full or in part, is only permitted within the limits of the legal provisions of copyright law. Any mod-
ifications to or abridgments of the document are prohibited without explicit written agreement from
J.SchmalzGmbH.
J. Schmalz GmbH · Johannes-Schmalz-Str. 1 · 72293 Glatten, Germany · T: [phone]
[email protected]
EN-US · 30.30.01.02586 · 00 · 11/20

Contents
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Contents
1 Important Information ...................................................................................................................................3
1.1 Note on Using this Document ............................................................................................................ 3
1.2 The technical documentation is part of the product ........................................................................ 3
1.3 Other applicable documents .............................................................................................................. 3
1.4 Type Plate ............................................................................................................................................ 3
1.5 Warnings in This Document................................................................................................................ 3
1.6 Symbol.................................................................................................................................................. 4
2 Fundamental Safety Instructions...................................................................................................................4
2.1 Intended Use........................................................................................................................................ 4
2.2 Non-Intended Use ............................................................................................................................... 4
2.3 Safety ................................................................................................................................................... 5
2.4 Personal Protective Equipment .......................................................................................................... 5
2.5 Personnel Qualifications ..................................................................................................................... 6
2.6 Modifications to the Product.............................................................................................................. 6
3 Product Design ................................................................................................................................................6
4 Mechanical Data..............................................................................................................................................7
4.1 General Parameters............................................................................................................................. 7
4.2 Performance Data ............................................................................................................................... 7
4.3 Mechanical Performance Data ........................................................................................................... 7
4.4 Dimensions........................................................................................................................................... 8
5 Transport .........................................................................................................................................................8
6 Checking the Delivery.....................................................................................................................................8
7 Installation.......................................................................................................................................................8
7.1 Installation Instructions....................................................................................................................... 8
7.2 Installing the RECB .............................................................................................................................. 9
7.2.1 Connecting the RECB to the Compressed Air and Electrical Connection................................. 9
7.2.2 Optional Compressed Air Connection...................................................................................... 13
7.2.3 Mechanical Attachment ............................................................................................................ 15
8 Maintenance Plan and Cleaning ..................................................................................................................16
9 Warranty........................................................................................................................................................16
10 Spare and Wearing Parts, Accessories.........................................................................................................17
11 Disposing of the Device................................................................................................................................17
12 EC Conformity ...............................................................................................................................................18

1 Important Information
1.1 Note on Using this Document
J.SchmalzGmbH is generally referred to as Schmalz in these Assembly instructions.
These Assembly instructions contain important notes and information about the different operating phases of the
product:
• Transport, storage, start of operations and decommissioning
• Safe operation, required maintenance, rectification of any faults
The Assembly instructions describe the product at the time of delivery by Schmalz.
1.2 The technical documentation is part of the product
1. For problem-free and safe operation, follow the instructions in the documents.
2. Keep the technical documentation in close proximity to the product. The documentation must be accessible
to personnel at all times.
3. Pass on the technical documentation to subsequent users.
ðFailure to follow the instructions in these Assembly instructions may result in injuries!
ðSchmalz is not liable for damage or malfunctions that result from failure to heed these instructions.
If you still have questions after reading the technical documentation, contact Schmalz Service at:
www.schmalz.com/services
1.3 Other applicable documents
Important:
This manual describes the special features of the pneumatic vacuum generator RECB.
To ensure safe operation, the operating instructions for the integrated compact ejector must also be observed.
These describe the installation of the electrical connection and the functions of the compact ejector.
1.4 Type Plate
The type plate (1) is permanently attached to the prod-
uct in the position shown. The type plate must always
be clearly legible even once the unit is installed.
The type plate contains the following information:
• Part sales designation/type
• Article/part number
• Permitted pressure range
• QR code
• IO-Link symbol
• Pneumatic symbol
• Manufacturing date
• Serial number
1
1.5 Warnings in This Document
Warnings warn against hazards that may occur when handling the product. The signal word indicates the level of
danger.
Signal word Meaning
WARNING Indicates a medium-risk hazard that could result in death or serious injury if
not avoided.
CAUTION Indicates a low-risk hazard that could result in minor or moderate injury if
not avoided.
NOTE Indicates a danger that leads to property damage.
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1.6 Symbol
This symbol indicates useful and important information.
üThis symbol represents a prerequisite that must be met prior to an operational step.
4This symbol represents an action to be performed.
ðThis symbol represents the result of an action.
Actions that consist of more than one step are numbered:
1. First action to be performed.
2. Second action to be performed.
2 Fundamental Safety Instructions
2.1 Intended Use
The product is built in accordance with the latest standards of technology and is delivered in a safe operating con-
dition; however, hazards may arise during use.
The RECB is designed to generate pneumatic vacuum for gripping and transporting objects when used in conjunc-
tion with suction cups. The RECB was developed especially for use on collaborative robot systems. Only specified
compact ejectors (SCPSi) from Schmalz may be inserted into the housing of the RECB since the housing has been
specially adapted to them.
The goods to be lifted should ideally be dry, airtight, rigid and have a smooth surface. Porous or unstable objects
must be tested for suitability before they are handled with vacuum. Contamination of the products can impair
their functionality.
Neutral gases in accordance with EN983 are approved as evacuation media. Neutral gases include air, nitrogen and
inert gases (e.g. argon, xenon and neon).
The product is intended for industrial use.
Intended use includes observing the technical data and the installation and operating instructions in this manual.
The device may only be used with robot systems that comply with the provisions of DIN ISO/TS 15066, DIN EN ISO
10218-1 and DIN EN ISO 10218-2.
Operation as part of a collaborative system is only permitted when the entire system meets the corresponding legal
requirements for collaborative robot systems. The system integrator is responsible for ensuring that these require-
ments are complied with.
2.2 Non-Intended Use
Schmalz does not accept any liability for any direct or indirect losses or damages that result from using the product.
This applies, in particular, to any use of the product that is not in accordance with the intended purpose and to any
use that is not described or mentioned in this documentation.
Non-intended use includes the following:
• Use in potentially explosive atmospheres
• Transport and through-suction of potentially explosive materials
• Use for medical applications
• Use as a clamping device for workpiece processing
• Suction of body parts
• Use with workpieces not suited for suctioning
• Exceeding the lift capacity
• Storing loads while picked up
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2.3 Safety
The RECB emits noise due to its use of compressed air.
WARNING
Noise pollution due to the escape of compressed air
Hearing damage!
4Wear ear protectors.
4The ejector must only be operated with a silencer.
WARNING
Extraction of hazardous media, liquids or bulk material
Personal injury or damage to property!
4Do not extract harmful media such as dust, oil mists, vapors, aerosols etc.
4Do not extract aggressive gases or media such as acids, acid fumes, bases, biocides, disinfectants
or detergents.
4Do not extract liquids or bulk materials, e.g. granulates.
WARNING
Uncontrolled movements of system components or falling of objects caused by incorrect ac-
tivation and switching of the Ejector while persons are in the plant (safety door opened
and actuator circuit switched off)
Serious injury
4Ensure that the valves and ejectors are enabled via the actuator voltage by installing a potential
separation between the sensor and actuator voltage.
4Wear the required personal protective equipment (PPE) when working in the danger zone.
CAUTION
Compressed air or vacuum in direct contact with the eye
Severe eye injury
4Wear eye protection
4Do not look into compressed air openings
4Do not look into the silencer air stream
4Do not look into vacuum openings, e.g. suction cups
CAUTION
Depending on the purity of the ambient air, the exhaust air can contain particles, which es-
cape from the exhaust air outlet at high speed.
Eye injuries
4Do not look into the exhaust air flow
4Wear eye protection
2.4 Personal Protective Equipment
To avoid injury, always use appropriate protective equipment that is suitable for the situation. The protective
equipment must meet the following standards:
• Protective work shoes in safety class S1 or higher
• Sturdy work gloves in safety category 2231 or higher
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• Ear protection class L or higher
• Eye protection class F
• Hair net
• Closely fitting clothing
2.5 Personnel Qualifications
Unqualified personnel cannot recognize dangers and are therefore exposed to higher risks!
1. Task only qualified personnel to perform the tasks described in this Assembly instructions.
2. The product must be operated only by persons who have undergone appropriate training.
This Assembly instructions is intended for fitters who are trained in handling the product and who can operate and
install it.
2.6 Modifications to the Product
Schmalz assumes no liability for consequences of modifications over which it has no control:
1. The product must be operated only in its original condition as delivered.
2. Use only original spare parts from Schmalz.
3. The product must be operated only in perfect condition.
3 Product Design
1
2 3 4 5 6 5 7 8
91011
12
1 Top housing shell 2 Type plate
3 Set screw (3x) for attaching the flange plate 4 Flange mounting with positioning cams
5 Opening in hoursing for the compressed air
hose (labeled with 1)
6 Opening in housing for the connection cable
7 Exhaust air outlet (labeled with 3) 8 Opening for blow-off valve screw on the com-
pact ejector
9 Screw union point (3x) 10 Vacuum opening with screen
11 Bottom housing shell 12 Compact ejector
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4 Mechanical Data
4.1 General Parameters
Parameter Symbol Limit values Unit Note
min. typ. max.
Temperatures of working medium
and environment
Tamb 0 –– 40 °C ––
Storage temperature TSto -10 –– 60 °C ––
Humidity Hrel 10 –– 90 % r.h. Free from condensation
Operating pressure bar 2 4.5 6
Mass m
0.67
kg
RECB 24V-DC … M12-5
0.79 ROB-SET RECB … UR
4.2 Performance Data
Parameter Unit Value
Degree of evacuation 1) % 85
Suction rate (max.) 1) l/min 57.2
m3/h 3.4
Suction air consumption 1) l/min 82.0
m3/h 4.9
Sound pressure level, unobstructed 2) dB(A) 77
Rec. Diameter of compressed air hose 2) mm 4
Rec. Diameter of vacuum hose 2) mm 6
1) At optimal operating pressure (4.5 bar)
2) For max. hose length of 2m
4.3 Mechanical Performance Data
Weight Load limit
Horizontal installation1
Load limit
Vertical installation2 (l=100mm)
0.75 kg Max. 100N Max. 25N
Note on the specifications for the load limits
These specifications apply for static loads. The maximum load limits given here apply to the RECB only. For use in
connection with an HRC-capable robot, observe the maximum weight limits determined by the manufacturer of
the robot.
1 horizontal installation 2 vertical installation
Fmax. = 100 N
L = 100 mm
Fmax. = 25 N
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4.4 Dimensions
G1 Dmk 1 B D2 LG1 H L
M4 internal
thread
46 111 76 9 64.8 162
All dimensions given in millimeters [mm].
5 Transport
CAUTION
Risk of crushing due to improper securing of the load
4Properly secure the product during transport.
4Wear protective shoes and gloves.
6 Checking the Delivery
The scope of delivery can be found in the order confirmation. The weights and dimensions are listed in the delivery
notes.
1. Compare the entire delivery with the supplied delivery notes to make sure nothing is missing.
2. Damage caused by defective packaging or occurring in transit must be reported immediately to the carrier
and J.SchmalzGmbH.
7 Installation
7.1 Installation Instructions
CAUTION
Improper installation or maintenance
Personal injury or damage to property
4Prior to installation and before maintenance work, the vacuum generator must be disconnected
from the power supply and secured against unauthorized restart!
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For safe installation, the following instructions must be observed:
1. Use only the connections, mounting holes and attachment materials that have been provided.
2. Firmly connect and secure pneumatic and electrical line connections to the vacuum generator.
7.2 Installing the RECB
WARNING
Falling objects due to improper mounting
Serious injury!
4Using a torque wrench, tighten the screws of the flange connection on the bottom side of the
housing as well as the set screws for the flange connection on the top side of the housing to the
specified tightening torques.
4Wear protective work shoes.
CAUTION
Potential contact with sharp-edged components during connection work
Hand injuries!
4Wear suitable work gloves.
The RECB must not be exposed to strong vibrations.
Always apply a low-strength threadlocker to the fastening screws (e.g. Loctite 221) after opening and
closing the housing.
7.2.1 Connecting the RECB to the Compressed Air and Electrical Connection
The RECB must be opened to connect it to the compressed air supply and to establish the electrical connection.
üAllen wrench sizes SW 3 and 6 are available for use.
üLow-strength threadlocker (e.g. Loctite 221) is available.
üProvide a connection cable with an angle M12 5-pole socket (not included in delivery).
1. Unscrew and remove the three M4x16 mm screws
on the bottom.
2. Rotate the RECB and remove the top housing shell.
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3. To lift the compact ejector, unscrew and remove
the M4 screw.
4. Pull the pre-assembled compressed air hose
through the housing so that the compact ejector
can be easily lifted. This facilitates the installation
of the connection cable and compressed air hose.
5. Attach the connection cable to the compact ejector
(maximum tightening torque = hand-tight).
6. Check the fit of the hoses in the plug connections
(vacuum and compressed air) and ensure complete
insertion.
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7. Place the compact ejector on the bottom housing
shell. Insert the dowel pin (1) into the hole on the
compact ejector.
1
ðEnsure that the compact ejector is aligned with
the front opening on the housing. This makes
it easier to place and position the compact
ejector. The hoses can slightly push the com-
pact ejector away and create a low amount of
resistance during insertion/positioning.
8. Place the connection cable into the cable outlet
opening on the bottom housing shell.
9. Wet the screw with low-strength threadlocker and
attach the compact ejector. Allen wrench size SW 6
mm, tightening torque 2 Nm.
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10. Put on the top housing shell. Insert the cam cast on
the top housing shell into the mounting hole on
the compact ejector.
ðThe top housing shell is flush with the lower
shell and the connection cable is exposed in the
cable bushing.
11. Grip the RECB so that the top and bottom housing
shells are held together and then turn the RECB
over.
12. Close the RECB with three screws. Apply a low-
strength threadlocker to the fastening screws.
Tighten the screws with a torque wrench (SW = 3
mm) and tightening torque of 1 Nm.
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7.2.2 Optional Compressed Air Connection
Perform the following assembly steps to route the compressed air connection through the top housing shell:
üAllen wrench sizes SW 3 and 6 are available for use.
1. Unscrew and remove the three M4x16 mm screws
on the bottom (see section 7.2.1, step 1).
2. Rotate the RECB and remove the top housing shell.
3. To lift the compact ejector, unscrew and remove
the M4 screw (see section 7.2.1, step 3).
4. Lift the compact ejector and press it onto the outer
circular surface of the plug-in screw union.
5. Press the compressed air hose into the plug-in
screw union while simultaneously pressing on the
circular surface of the plug-in screw union. Main-
tain the pressure on the circular surface of the
plug-in screw union and pull the compressed air
hose out of the connection.
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6. Rotate the plug connection until the opening is in
a vertical and upward position.
7. Attach the connection cable to the compact ejector
and place the compact ejector flush on the bottom
housing shell (see section 7.2.1, steps 6 to 8).
8. Insert the compressed air hose through the hous-
ing opening (marking 1) of the top housing shell
until it protrudes by approx. 20 cm.
9. Position the top housing shell above the compact
ejector and connect the compressed air hose to the
plug-in screw union of the compact ejector.
10. Check the fit of the hoses in the plug connections
(vacuum and compressed air) and ensure complete
insertion.
11. Close the RECB (see section 7.2.1, steps 10 to 12).
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7.2.3 Mechanical Attachment
CAUTION
Risk of getting caught by the connection cable and compressed air hose, especially when
the collaborative robot moves.
Injury due to limbs or hair getting caught.
4The connection cable and compressed air hose should be laid close to the contour and as close
as possible to the robot arm.
4Avoid the danger zone.
The RECB may be installed in any position.
Robot flange
Flange adapter plate
RECB
The RECB can be attached to a collaborative robot using a replaceable flange adapter plate. The markings on the
flange and on the housing of the RECB must be observed, as these determine the orientation of the display and
the suction cup on the robot.
üThe flange adapter plate (not included in delivery) is attached to the robot.
1. Push the RECB onto the flange adapter plate (not
included in delivery), observing the Poka Yoke
markings.
Flange adapter plate
2. Attach the RECB radially with three set screws
(M5x16). Tighten the screws with a torque wrench:
Torque: 0.6Nm.
3 set screws M5x16
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8 Maintenance Plan and Cleaning
Schmalz stipulates the following checks and check intervals. The operator must comply with the legal
regulations and safety regulations applicable at the location of use. These intervals apply to single-shift
operation. For heavier use, such as multi-shift operation, the intervals must be shortened accordingly.
Maintenance task Daily Weekly Monthly Every six
months
Yearly
The operating instructions are available,
legible, and can be accessed by personnel.
X
Check the screw unions and plug connec-
tions for tightness and leakage.
X
Clean dirt from the surfaces. X
Specification of tightening torques in the maintenance instructions
9 Warranty
NOTE
Use of non-original spare parts
There is a risk of malfunctions or damage to the equipment.
4The exclusive use of original spare parts is a prerequisite for the proper functioning of the sys-
tem and for the validity of the warranty.
Schmalz guarantees this system pursuant to our General Terms and Conditions of Sale and Delivery. The same ap-
plies to spare parts, provided that these are original parts supplied by us.
A warranty claim can only be accepted by Schmalz if the product has been installed and used in accordance with its
corresponding operating and assembly instructions. In the case of inappropriate handling or use of force, any war-
ranty and liability claims shall be void.
Damage and defects resulting from inadequate maintenance and cleaning, improper use, repair or attempted re-
pair by unauthorized persons, as well as damage and defects resulting from alterations or modifications to the
product and from replaced parts or materials that do not conform to the original specification are excluded from
the warranty.
Wearing parts are not covered by the warranty.
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10 Spare and Wearing Parts, Accessories
Type Part no. Description Part type
ERS RECB 10.02.03.00372 Spare part set: 2.5 m vacuum hose (6–4
mm), 3 M4 screws for the housing
S
FLAN-PL UR-KUK-1 10.03.01.00313 Flange plate (round) Z
FLAN-PL RET-1 10.03.01.00358 Flange plate (round) Z
FLAN-PL RET-2 10.03.01.00373 Flange plate (round) Z
FLAN-PL YAS-2 10.03.01.00404 Flange plate (round) Z
FLAN-PL FAN-1 10.03.01.00390 Flange plate (round) Z
FLAN-PL FAN-2 10.03.01.00518 Flange plate (round) Z
FLAN-PL ECBPi 10.03.01.00379 Flange plate (round) for: CobotPump Z
MOD-FLAN 108x63x13 ECBPi 10.03.01.00436 Flange module Z
VEE-QCM 32 10.01.36.00121 VEE flange module with quick-change
adapter and integrated vacuum line
Z
VEE-FE 25.4x181.5 10.01.36.00128 Flange extension Z
VEE 1xSPB1/SPF 42.3x42.3 10.01.36.00267 Mounted vacuum end effector VEE Z
VEE 2xSPB1/SPF 154.3x42.3 10.01.36.00268 Mounted vacuum end effector VEE Z
VEE 4xSPB1/SPF 218.3 10.01.36.00269 Mounted vacuum end effector VEE Z
VEE SET-ECBPi 10.01.36.00266 120 piece starter set for setup of up to two
vacuum end effectors VEE
Z
ASK WB-M12-5 5000 K-5P 21.04.05.00830 Angle M12 5-pole socket, open end Z
ASK WB-M12-5 295 WB-M8-8 21.04.05.00823 Connection cable (use for UR) Z
Legend: W … Wearing part
S _ Spare part
A _ Accessories
The accessories and spare parts listed here are current as of the writing of the Assembly instructions. An up-to-date
overview of all accessories and spare parts for the product can be found online at www.schmalz.com
11 Disposing of the Device
1. Dispose of the product properly after replacement or decommissioning.
2. Observe the country-specific guidelines and legal obligations for waste prevention and disposal.
Component Material
Housing shells PUR vacuum cast resin with brass threaded bushes
Flange plate Aluminum, EN AW-6026
Dowel pin Steel
Press-in round screen Brass/stainless steel
Plug-in screw unions Technical polymer, nickel-plated brass, NBR
Screws Galvanized steel, stainless steel
Vacuum hose PU
Set screw with pin Burnished steel
Materials used
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12 EC Conformity
EU Conformity Declaration
EU declaration of incorporation
The manufacturer Schmalz confirms that the product described in these operating instructions fulfills the following
applicable EU directives:
2006/42/EC Machinery Directive
2011/65/EU RoHs Directive
2014/30/EU Electromagnetic Compatibility
The product specified is solely intended for installation indoors in a complete system. Startup is prohibited until the
end product has been declared to comply with the Directive 2006/42/EC.
The manufacturer commits to provide special documentation of the partly completed machinery to national au-
thorities in electronic form if requested. The special technical documentation belong to the machine as per Annex
VII Part B has been created.
The following harmonized standards were applied:
ENISO12100 Safety of machinery — General principles for design — Risk assessment and risk re-
duction
EN 61000-6-2+AC Electromagnetic compatibility (EMC) - Part 6-2: Generic standards - Immunity for in-
dustrial environments
EN 61000-6-3+A1+AC Electromagnetic compatibility (EMC) - Part 6-3: Generic standards - Emission stan-
dard for residential, commercial and light-industrial environments
ENISO4414 Pneumatic fluid power – General rules and safety requirements for systems and
their components
The Declaration of Incorporation valid at the time of product delivery is delivered with product or
made available online. The standards and directives cited here reflect the status at the time of publica-
tion of the operating and assembly instructions.
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