coval CVGL Operating Instructions Manual

Compact and light vacuum grippers
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CVGL
Compact and Light Vacuum Grippers
EN
OPERATING INSTRUCTIONS
This manual is intended for users of CVGL series vacuum
grippers.
It contains all the information you need to integrate the grippers,
as well as the instructions for use and maintenance.
The operating instructions were originally drafted in French
(original version).
They must be kept for any future use.
Subject to technical changes, mistakes or printing errors.
For any additional information, please contact COVAL:
International:
ƒ E-mail:
coval@coval.com
ƒ Tel: +33 (0)4 75 59 91 91
COVAL S.A.S. (Head Office)
ZA Les Petits Champs
10 allée Jean-Baptiste Venturi
26120 Montélier France
ƒ Web :
www.coval.com
PLEASE CAREFULLY READ THIS MANUAL AND FOLLOW THE INSTRUCTIONS.
Retrouvez tous les documents en différentes langues sur le site COVAL :
All documents are available in multiple languages on the COVAL website:
Finden Sie alle Dokumente in verschiedenen Sprachen auf der COVAL-Homepage:
Tutti i documenti nelle differenti lingue sono presenti sul sito COVAL:
Podrá encontrar todos los documentos en diferentes idiomas en la página web de COVAL:
USA:
ƒ E-mail:
contact.us@coval.com
ƒ Tel: (919) 233 4855
COVAL VACUUM TECHNOLOGY INC.
901 Jones Franklin Road
Suite 100
Raleigh, NC 27606
ƒ Web:
www.coval-inc.com
PRIOR TO COMMISSIONING THIS PRODUCT,
https://doc.coval.com/CVGL
https://doc.coval.com/CVGL
https://doc.coval.com/CVGL
https://doc.coval.com/CVGL
https://doc.coval.com/CVGL
CVGL_CMSHDE_INSTRUCTIONS_COVAL_EN_2023_V1.03

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Summary of Contents for coval CVGL

  • Page 1 Finden Sie alle Dokumente in verschiedenen Sprachen auf der COVAL-Homepage: https://doc.coval.com/CVGL Tutti i documenti nelle differenti lingue sono presenti sul sito COVAL: https://doc.coval.com/CVGL Podrá encontrar todos los documentos en diferentes idiomas en la página web de COVAL: https://doc.coval.com/CVGL CVGL_CMSHDE_INSTRUCTIONS_COVAL_EN_2023_V1.03...
  • Page 2: Table Of Contents

    (versions S and V) ....................16 CMS HDE Series ....................38 9.5. CVGL with Vacuum Level Display (Versions VA and VF) ......17 22.6.1. Cleaning the filter screen on the compressed air supply ......... 38 10. INSTALLING AND OPERATING REMOTE HMI (CVGL VERSION VI) .... 17 22.6.2.
  • Page 3: Important Information

    ƒ Failure to observe the instructions specified in this document may lead to injury or even death! ƒ COVAL will not be held liable for any damage or breakdown resulting from failure to follow instructions. For any additional information, please contact COVAL:...
  • Page 4: Instructions For Use

    CVGL series OPERATING INSTRUCTIONS Vacuum Grippers HAZARD AREAS Area where there is a risk of crushing Area where there is a risk of air ejection Notes for the manufacturer of the final machinery and for the end user ƒ Standing or walking in the operating area of the vacuum gripper is strictly prohibited. In the event of a power or pneumatic supply failure, the load handled by the gripper will be released.
  • Page 5: Operating The Vacuum Gripper

    It includes the following information: ƒ Part number ƒ Serial number CVGL424DVSA33JKXHXD1S1KVA XXXXXXXXXXXXXXXX… ƒ Weight 2,520 KG ƒ CE marking www.coval.com ƒ UKCA marking. Sample nameplate Always provide the part and serial numbers of the product when you contact COVAL. www.coval.com...
  • Page 6: Identifying Your Model

    SPECIAL VERSIONS There can be instances where the standard CVGL versions will not match your application requirements. COVAL can provide you personalized solutions based on your specifications, by integrating specific function and suggesting custom lengths and suction cup types. www.coval.com...
  • Page 7 CVGL series OPERATING INSTRUCTIONS Vacuum Grippers VERSION WITHOUT GENERATOR GENERATOR EXHAUST VACUUM GENERATOR CONTROL CONFIGURATION Without Without Without Without vacuum generator VERSIONS WITH GENERATOR GENERATOR EXHAUST VACUUM GENERATOR* CONTROL CONFIGURATION 1 x CMSHDE_50 Through-type Without Without multi-stage vacuum pump silencer...
  • Page 8: Technologies Used

    With CVGL, COVAL gives you a choice of 3 complementary gripping interface technologies: vacuum grippers with foam, suction cup grippers, and grippers with a COVAL-flex interface. In order to optimize the performance of the CVGL series for different applications, the vacuum grippers are available in different gripping patterns, hole diameters, and cup sizes.
  • Page 9: Flow Control Technologies

    OPERATING INSTRUCTIONS Vacuum Grippers 6.2. Flow Control Technologies COVAL offers 3 flow control technologies to optimize your vacuum gripper and perfectly respond to the constraints of your application. Flow control nozzles Airtight valves (COVAL patent) Check valves (COVAL patent) ƒ...
  • Page 10: Dimensions And Mounting Options

    Vacuum Grippers 7.2. Dimensions and Mounting Options M8 spacers COVAL CVGL series vacuum grippers can be mounted on all types of automated or robotic systems, with M8 slide nuts using M8 spacers that slide in the grooves of the aluminum profile.
  • Page 11 CVGL series OPERATING INSTRUCTIONS Vacuum Grippers VERSIONS D1 or D2 with control (1 integrated CMS HDE series vacuum generator) ƒ CVGL 424 and 624: 4 x M8 spacers ƒ CVGL 824: 8 x M8 spacers adjustable adjustable position position Permissible tightening torques: ƒ...
  • Page 12: Gripping Interface Dimensions

    MVS30 quick installation of the interface via spring clips Option: HMI integrated on generator Ø 33 Ø 30 Option: CVGL ____VI NUMBER OF SUCTION CUPS CVGL424 CVGL624 CVGL824 PER GRIPPING INTERFACE "Mini" type suction cup Ø14 mm (Ø16 mm max.) "Medium"...
  • Page 13: Characteristics

    Vacuum Grippers 8. CHARACTERISTICS General Characteristics Indicator on models CMSHDE__VOC15P__ installed on CVGL __S1 / V1: ƒ Temperature: from 0 to 50°C (32 to 122° F). ƒ Status LED for control functions: ƒ Material of the gripper: aluminum, PA 6.6 15% GF, brass, stainless steel, - Green LED: vacuum control neoprene.
  • Page 14: Installing The Vacuum Gripper

    9.1. Pneumatic Supply for Vacuum Grippers Equipped with One or More CMS HDE Vacuum Generators (CVGL Version D1, D2, and D3) Note: For CVGL vacuum gripper without vacuum generator (version G0), see section 9.2.3 "Connecting an external vacuum source”. Pneumatic supply characteristics ƒ...
  • Page 15: Cvgl Versions D1 And D2

    9.2.3. CVGL Version G0 Connecting an external vacuum source To allow for an external vacuum source to be connected, version G0 of the CVGL vacuum gripper is equipped with a G1”-F threaded flange. Permissible tightening torque: ƒ G1" vacuum connection: 25 N m Note: Diameter of supply lines must be suitable for the flow rate of the external vacuum generator.
  • Page 16: Connecting A Vacuum Switch

    9.3. Connecting a Vacuum Switch vacuum switch connection G1/8"-F In order for an external vacuum switch to be connected, the CVGL vacuum gripper is equipped with a G1/8'' - F connection. Permissible tightening torque: vacuum switch connection G1/8"-F: 12 N m 9.4.
  • Page 17: Cvgl With Vacuum Level Display (Versions Va And Vf)

    When required, CVGL series grippers can include a vacuum level display with an electronic vacuum switch or vacuum gauge: ƒ Option VA - electronic vacuum switch with 3-color display (PSD100CPNP): CVGL _ _ _ _ _ X _ _ VA - Pressure rating range: 0 ~ -101.3 kPa.
  • Page 18: Installing The Remote Hmi, Part No. Hmihd1M84P

    CVGL series OPERATING INSTRUCTIONS Vacuum Grippers 10.2. Installing the Remote HMI, part no. HMIHD1M84P One M8 male 4-pin connector to connect remote HMI Connect the HMI’ s M8 female 4-pin CMSHDE___VX__ connector to the M8 male connector on the pump’ s valve block (marked ).
  • Page 19: Front Panel Dialog

    11. HMI DETAILS AND FEATURES 11.1. Powering On The following occurs when the device is powered on: - 1: COVAL logo is displayed (for about 15 seconds). - 2: Main screen is displayed showing the vacuum level. - 3: The keypad is locked by default.
  • Page 20: Keypad Functions

    CVGL series OPERATING INSTRUCTIONS Vacuum Grippers 11.3. Keypad Functions The keypad consists of 4 keys used to navigate to the various menus/screens and to change the parameters, etc. Navigate to screens and menus Increase/decrease values Hold down to quickly scroll through values...
  • Page 21: Menu Tree

    CVGL series OPERATING INSTRUCTIONS Vacuum Grippers 12.2. Menu Tree Main screen Lock/unlock keypad    Process settings Process settings 1/2 - L1/h1: threshold and hysteresis for “object gripped” L1/h1 - Automatic blow-off (CMSHDE_S1/S2_ only): enable/disable and configure Auto Blow-off ...
  • Page 22: Locking/Unlocking The Keypad

    CVGL series OPERATING INSTRUCTIONS Vacuum Grippers 13. LOCKING/UNLOCKING THE KEYPAD 1- Simultaneously pressing the M and  keys unlocks the keypad (pressing them again locks it). 2- Pressing the keys to scroll through the following displayed messages K01 Keyboard locked, M + Down to unlock and K02 Keyboard unlocked.
  • Page 23: Auto Blow-Off

    CVGL series OPERATING INSTRUCTIONS Vacuum Grippers 14.2. Auto Blow-off Secondary Display Factory Main menu Timed automatic blow-off eliminates the need for a controller output menu conditions settings and controls the blow-off as soon as vacuum control is stopped and Auto for a configurable amount of time.
  • Page 24: Device Settings

    CVGL series OPERATING INSTRUCTIONS Vacuum Grippers 16. DEVICE SETTINGS 16.1. Input/Output Switching Mode: PNP or NPN Secondary Display Factory Main menu Select PNP or NPN to choose the switching mode for inputs (vacuum menu conditions settings and blow-off commands) and for output (DO1).
  • Page 25: Manual Mode

    CVGL series OPERATING INSTRUCTIONS Vacuum Grippers Screen 2/4: Secondary Display Factory Main menu ƒ Lost parts: Number of parts lost during handling stage. menu conditions settings ƒ Power too high faults: Number of vacuum or blow-off commands Cycle that have occurred while the supply voltage was greater than...
  • Page 26: Reset Settings

    CVGL series OPERATING INSTRUCTIONS Vacuum Grippers 17.5. Reset Settings Secondary Display Factory Main menu Various settings on CMS HDE vacuum pumps can be reset to revert to menu conditions settings the “factory settings”: Reset ƒ Process settings Permanent Settings ƒ All settings ƒ...
  • Page 27: Io-Link Parameter Settings

    CVGL series OPERATING INSTRUCTIONS Vacuum Grippers 19. IO-LINK PARAMETER SETTINGS CVGL__S2/V2 vacuum grippers, equipped with CMSHDE (VX version) vacuum pumps, feature an IO-Link communications interface based on the IEC 61131-9 standard. This protocol is used to establish a point-to-point link between a sensor/actuator and an IO-Link input/output module called “IO-Link master”, which is connected to the programmable logic controller.
  • Page 28: Acyclical Data

    IDENTIFICATION Value Index Length Parameter R/W Unit Comment Typ. (dec) (byte) 0x04 Vendor ID – 0x0421 = COVAL SAS 0x21 0x00 Device ID – 0x30 0x3001 = CMSHDE Series 0x01 Vendor name COVAL SAS Vendor text Vacuum managers Product name...
  • Page 29: Nfc

    The remote HMI includes an NFC tag that gives mobile devices read and/or write access to the diagnostic data and pump settings, provided they feature this technology and have the COVAL Vacuum Manager mobile app installed (available on App Store and Google Play).
  • Page 30: Functionality

    Vacuum Grippers 20.3. Functionality The NFC wireless technology integrated in the remote HMI together with the COVAL Vacuum Manager app allow you to access and make changes to all the configuration and diagnostic functions using your mobile devices. Additional functions: ƒ...
  • Page 31: Version With Foam And Flow Control Technology Using Valves

    Models CVGL_E (airtight valves) and CVGL_V (check valves) A working cycle of a CVGL vacuum gripper includes the following steps: 1. Position the vacuum gripper above the object to be handled with the foam gripping interface parallel to the object’ s surface.
  • Page 32: Version With Foam And Flow Control Technology Using Flow Control Nozzle

    21.1.2. Version with foam and flow control technology using flow control nozzle Model CVGL_H (flow control nozzle) A working cycle of a CVGL vacuum gripper includes the following steps: 1. Place the vacuum gripper above the object to be handled with the foam grip interface parallel to the object’ s surface.
  • Page 33: Version With Suction Cup Gripping Interface

    ƒ Pay attention to the approach angle and stroke of the robot. A working cycle of a CVGL vacuum gripper includes the following steps: 1. Place the vacuum gripper above the object to be handled with the suction cups gripping interface parallel to the object’ s surface.
  • Page 34: Version With Coval-Flex Gripping Interface

    Note: Handling with the gripper in a vertical position may subject the COVAL-flex interface to shearing stress. Depending on the load’ s weight and/or center of gravity, the COVAL-flex interface may deteriorate quickly.
  • Page 35: Maintenance

    Monthly Every 6 months Every year  Check the maximum vacuum level  Check the tighteness of parts  Check the suction cups/foams/COVAL-flex  Check the electrical connections  Check the vacuum supply  Check the general condition  Clean the outside of the gripper...
  • Page 36: Assembling/Disassembling Gripping Interfaces

    Note: For vacuum grippers with foam, remove the foam to access the screws. Clip-on gripping interface: Version CVGL _ _ _ C Solution for quick assembly/disassembly of the gripping interface, with spring blade clips. Number of clips according to the length of the vacuum gripper: ƒ...
  • Page 37: Replacing Suction Cups

    CVGL series OPERATING INSTRUCTIONS Vacuum Grippers 22.4. Replacing Suction Cups The suction cups are mounted on barbed fittings. Simply pull the suction cup to remove it. Tip for mounting the suction cups: Soak the suction cup neck in lukewarm water to facilitate the mounting on the fitting.
  • Page 38: Maintenance Procedures For A Vacuum Generator, Cms Hde Series

    Mount the G3/8” fitting back in place. ƒ ➏ 22.6.2. Cleaning the vacuum filter and the vacuum check valve ➊ Remove the CMS HDE vacuum generator from the CVGL ƒ gripper (see section 22.5). ➋ Unscrew the 4 M4x20 CHC screws from the end plate, ƒ...
  • Page 39 Tighten the 4 M4x20 CHC screws using a 3 mm hexagon ƒ bit socket (tightening torque 1.6 N m). Position the gasket in its groove. ƒ Mount the CMS HDE vacuum generator on the CVGL (see ƒ section 22.5). 3 mm 1.6 N m...
  • Page 40: Cleaning The Multi-Stage Venturi Profiles

    “multi-stage Venturi profile” assembly). 3 mm If necessary, remove the CMS HDE vacuum generator from ➊ the CVGL gripper (see section 22.5). ➊ Remove the 2 M4x8 CHC screws using a 3 mm hexagon ƒ bit socket to remove the exhaust silencer.
  • Page 41: Replacing The Solenoid Valves

    OPERATING INSTRUCTIONS Vacuum Grippers 22.6.4. Replacing the solenoid valves If necessary, remove the CMS HDE vacuum generator from the CVGL gripper (see section 22.5). ➊ Remove the M3x18 CHC screws that hold in place the ƒ ➊ solenoid valve(s) to be replaced (use a 2.5 mm allen wrench).
  • Page 42: Replacing The Exhaust Silencer

    (tightening torque 1.6 N m). 22.7. Performing Airtightness Test on Vacuum Gripper To ensure the proper operation of CVGL vacuum grippers following maintenance work, it is important to perform an airtightness test: 1. Place the gripper on a clean, smooth, flat, and waterproof surface.
  • Page 43: Spare Parts

    23. SPARE PARTS 23.1. Foam Gripping Interface 23.1.1. Complete spare foam gripping interface COMPLETE GRIPPING INTERFACE FOR CVGL “MINI” TYPE FOAM Complete interface for CVGL “mini” type foam with flow control nozzles (CVGL __QF2S H_) Part number Description CPL424QF2SXH Complete interface for CVGL424QF2SXH (Foam dimensions 420 x 118 mm, with Ø12 mm holes without filter) CPL624QF2SXH Complete interface for CVGL624QF2SXH (Foam dimensions 620 x 118 mm, with Ø12 mm holes without filter)
  • Page 44: Spare Foam Bases

    CVGL series OPERATING INSTRUCTIONS Vacuum Grippers 23.1.2. Spare foam bases Foam bases for CVGL “mini” type foam (CVGL __QF2S _) Part number For model Description 80004220 CVGL424QF2SX_ Foam base for CVGL424QF2SX (Foam dimensions 420 x 118 mm, with Ø12 mm holes without filter)
  • Page 45: Spare Suction Cups

    CVGL series OPERATING INSTRUCTIONS Vacuum Grippers COMPLETE INTERFACE LENGTH 624 MM FOR CVGL624____ Screw mounting Part number Description Complete interface for CVGL624QVSP14BFXHX (“mini” type gripping interface, staggered layout, 2.5 bellows suction cups CPL624QVSP14BFXHX Ø14 mm silicone 30 shore with flow control nozzles, screw mounting) Complete interface for CVGL624QVSA25JIXHX (“medium”...
  • Page 46: Cms Hde Series Multi-Stage Vacuum Generators For Cvgl

    CVGL series OPERATING INSTRUCTIONS Vacuum Grippers 23.3. CMS HDE Series Multi-Stage Vacuum Generators for CVGL___D1, D2, or D3 Generator without control valve: CVGL___ N Part number Description CMSHDE90X50NVOG4K Multi-stage vacuum generator for CVGL___ D1N0K CMSHDE90X100NVOG4K Multi-stage vacuum generator for CVGL___ D2N0K...
  • Page 47 CVGL series OPERATING INSTRUCTIONS Vacuum Grippers ➋ Valve block without solenoid valve for CMS HD with control (CMSHDE__SVO/NVO and SVX/VVX) (item code depends on CMS HD model) For SVO/NVO model For model Description Item code CMSHDE90X___VOC15PG4_ One M12 5-pin male CMSHDEVBVOC15P For SVX/VVX models...
  • Page 48 CVGL series OPERATING INSTRUCTIONS Vacuum Grippers ➎ Multi-stage profile assembly for CMS HDE (item code depends on CMS HDE model) For model Description Item code CMSHD90X50_ Multi-stage profile assembly: 2 profiles 3 stages 80006475 CMSHD90X100_ Multi-stage profile assembly: 4 profiles 3 stages 80006476 ➏...
  • Page 49 CVGL series OPERATING INSTRUCTIONS Vacuum Grippers ➑ Maintenance kit For model Description Item code Maintenance kit containing: ➀ vacuum check valve (80006065) x1 ➁ vacuum filter (80006067) x1 ➂ flat gaskets for exhaust (80006398) x2 ➃ molded gasket for end plate (80006071) x1...
  • Page 50: Vacuum Switch And Vacuum Gauge

    We provide a warranty for this product and for any COVAL spare parts in accordance with our general terms of sale (GTS). The exclusive use of COVAL spare parts is a condition required to ensure the product’ s flawless operation and we will not be held liable for any damage resulting from the use of spare parts or accessories that are not made by COVAL.
  • Page 51: Declaration Of Conformity

    ZA les petits champs 26120 Montélier France Declare that the product: - Designation: CVGL Series vacuum grippers - Brand: COVAL Complies with the requirements of the following directives and standards: ƒ 2006/42/EC Machinery Directive, 17/05/2006. ƒ 2011/65/EU, Restriction of the use of hazardous substances in electrical and electronic equipment (ROHS 2), 08/06/2011.
  • Page 52 COVAL markets its products and services all over Europe, in the United COVAL is an ISO 9001: V2015 certified company which offers innovative States and South America through its subsidiaries and authorized solutions integrating reliable and optimized components with intelligent distribution network.

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