SMC Networks ZHP Series Operation Manual

Vacuum pad with ejector
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Doc. no. ZHP-OM00201
PRODUCT NAME
Vacuum Pad with Ejector
MODEL / Series / Product Number
Series ZHP

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Summary of Contents for SMC Networks ZHP Series

  • Page 1 Doc. no. ZHP-OM00201 PRODUCT NAME Vacuum Pad with Ejector MODEL / Series / Product Number Series ZHP...
  • Page 2: Table Of Contents

    Contents 1. Safety Instructions 2. Model Indication and How to Order 3. Names of parts of product 4. Mounting and Installation 5. Air Supply 6. Exhaust from Ejector 7. Piping 7.1 Piping connections to the PD Ports 7.2 Piping connections to the Supply (P) port 8.
  • Page 3: Safety Instructions

    1. Safety Instructions These safety instructions are intended to prevent hazardous situations and/or equipment damage. These instructions are categorized into three groups, "Caution", "Warning" and "Danger" depending on the level of hazard and damage, and the degree of emergency. They are all important notes for safety and must be followed in addition to International Standards (ISO / IEC), Japan Industrial Standards (JIS)* and other safety regulations*...
  • Page 4 Caution 1.The product is provided for use in manufacturing industries. The product herein described is basically provided for peaceful use in manufacturing industries. If the product is being considered for use in other industries, consult SMC beforehand and exchange specifications or a contract if necessary. If anything is unclear, contact your nearest sales branch.
  • Page 5 Safety Instructions Warning Do not disassemble, modify or repair other than instructed in this manual. Otherwise, an injury or failure can result. Disassembly prohibited Do not operate the product outside of the specifications. Do not use for flammable or harmful fluids. Fire, malfunction, or damage to the product can result.
  • Page 6: Model Indication And How To Order

    2. Model Indication and How to Order *1) FKM and NBR have the same color. But, “F” mark is indicated on the inside of the pad when the plate is removed. For pad and ejector selection, refer to SMC’s website (http://www.smcworld.com) or Vacuum Equipment Model Selection in Best Pneumatics No.
  • Page 7: Names Of Parts Of Product

    3. Names of Parts of Product Mounting bracket Lock nut (Mounting with male thread) Lock screw Lock plate PD port Holder Silencer assembly Ejector body assembly Pad * Supply (P) port With ejector Lock pin Blanking plate assembly Without ejector *1) The product uses standard pad (rubber) of Vacuum Pad / ZP3E series.
  • Page 8: Mounting And Installation

    4. Mounting and Installation (1) After the pad replacement, ensure the lock plate (1) is locked (see below). If the lock plate is not completely locked during operation, serious accidents such as falling of the pad or workpiece can occurdue to the vibration or load. (2) Make sure that the lock screw (2) of the lock plate (1) is properly tightened for safe operation.
  • Page 9 (3) When connecting multiple pads to one ejector through the vacuum communication, other pads also cannot adsorb if incorrect adsorption occurs in one pad. Take safety measures so that the workpiece does not drop during transfer. (4) When using the male thread mounting type product, do not loosen the bottom nut shown in the figure below.
  • Page 10: Air Supply

    5. Air supply (1) Air is the applicable fluid for this product. Do not use fluid which includes chemicals, synthetic oils containing organic solvents, salt, or corrosive gases, etc. (2) If the air contains condensate or carbon powder, it may clog the ejector and cause deterioration of the performance or operation failure.
  • Page 11: Piping

    7. Piping 7.1 Piping connections to the PD Ports (1) PD port can be used in 3 ways: 1) Supply port of vacuum release air. 2) Connection port for the pressure sensor or pressure switch for vacuum for detecting the pressure in the pad.
  • Page 12: Piping Connections To The Supply (P) Port

    7.2 Connection to supply (P) port (1) Allow a sufficient margin of tube length when piping, in order to prevent twisting, tensile, moment loads, vibration or impact being applied to the tubes and fittings. This can cause damage to the tube fittings and crushing, bursting or disconnection of tubing. (2) Prevent the connected tube from being rotated.
  • Page 13: Construction

    8. Construction - 12 -...
  • Page 14 Component Parts Description Note Stud Strainer Mesh size: 100 mesh Mounting bracket 2 pcs. included for male thread mounting Lock nut (Not included for female thread mounting) Lock plate Replacement Parts Description Part no. Note Lock pin ZK2-CL1-A 5 pcs. in 1 set Check valve ZK2-CV-A 10 pcs.
  • Page 15 Replacement Parts ●Ejector body assembly ZHP1 - EB1 10 C6 S - A Supply (P) port Symbol Type Port size 4 One-touch fitting Metric 6 One-touch fitting 5/32" One-touch fitting Inch 1/4" One-touch fitting Nozzle nominal size (For mounting) Supply (P) port This assembly includes one-touch fitting, ejector assembly, silencer assembly and check valve.
  • Page 16: Dimensions

    9. Dimensions - 15 -...
  • Page 17: Repair

    10. Repair 10.1 Maintenance and Repair Precautions (1) Perform regular maintenance to ensure safe and correct operation. (2) The vacuum pad is a consumable. Regular replacement is necessary. Replace the vacuum pad with a new one. The vacuum pad (rubber) may deteriorate. When the vacuum pad is used continuously, the following problems may occur.
  • Page 18: Pad Replacement

    10.2 Pad Replacement (1) Remove the lock screw. (2) Push the lever (on the ejector side) Note 1) of the lock plate to slide it to a position where it stops completely. (3) Pull out the pad assembly. (4) Pull out the stud assembly from the pad assembly.
  • Page 19: Ejector Assembly Replacement

    10.3 Ejector Assembly Replacement NOTE Remaining part of the ejector assembly Ejector body Ejector assembly (1) Rotate the silencer assembly 90 degrees Silencer assembly counterclockwise. (2) Pull out the silencer assembly. (3) Pull out the ejector assembly. NOTE Ejector assembly consists of three resin parts.one of the parts may remain in the ejector body after the ejector assembly removal.
  • Page 20: Silencer Assembly Replacement

    10.4 Silencer Assembly Replacement Silencer assembly Refer to (1), (2), (5), (6) of section 10.3 Ejector Assembly Replacement Procedure. 10.5 Supply (P) port One-touch Fitting Replacement Lock pin Ejector body One-touch fitting (1) Remove the lock pin with a precision (3) Insert a new one-touch fitting.
  • Page 21: Ejector Body Assembly, Blanking Plate Assembly, Check Valve Replacement

    10.6 Ejector Body Assembly, Blanking Plate Assembly, Check Valve Replacement Lock plate lever Plug or One-touch (1) Remove the plug or fitting connected to PD port 2. fitting (2) Remove the lock screw. Lock screw (3) Slide out the lock plate lever until it completely stops.
  • Page 22 Ejector body assembly Check valve Fix the nut with a spanner Lock plate Blanking plate Gasket Button head screw Gasket Blanking plate assembly Guideline of tightening torque 0.61 to 0.91 [N-m] Pad assembly (6) Replace the part with a new one. (7) Insert the button head screw to the gasket and tighten the button head screw.
  • Page 23: Specification

    11. Specification General specifications Operating temperature range 0 to 50 C (No freezing) Fluid Operating pressure range 0.1 to 0.6 MPa Ejector Specifications ZHP[][][]-07[] ZHP[][][]-10[] ZHP[][][]-12[] ZHP[][][]-15[] Nozzle nominal size [mm] Max. suction flow rate [L/min(ANR)] * Air consumption [L/min(ANR)] * Vacuum pressure reached [kPa] * Standard supply pressure [MPa] 0.35...
  • Page 24 Weight (1) Weight Difference by Mounting Style (2) Weight Difference by Material Pad diameter Silicone Urethane / form rubber rubber ZHP63BM Material: NBR, Mounting: A -2.9 20.3 Z HP63BMN A-[] C6S ZHP80BM -5.0 35.1 Z HP80BMN A-[] C6S ZHP63UM -1.5 10.6 Z HP63UMN A-[] C6S ZHP80UM...
  • Page 25: Circuit Examples

    12. Circuit examples Circuit without release valve (Usage example of vacuum connection) Circuit with release valve (Usage example of pressure sensor) Minimum C Factor of a Supply Valve *1) Selec t t he sup p ly v alv e w hich ca n sup p ly Nominal nozzle size suff icient f low rate com p ared w ith t he ejec t or...
  • Page 26: Exhaust Characteristics And Flow Characteristics Of Ejector

    13. Exhaust Characteristics and Flow Characteristics of Ejector (Representative Value) Vacuum pressure Air consumption Suction flow - 25 -...
  • Page 27: Troubleshooting

    14. Troubleshooting Condition & Description of Contributing factor Countermeasure improvement Recheck the relationship between workpiece mass and Adsorption area is small. lifting force. (Lifting force is lower than the - Use a vacuum pad with a large adsorption area. workpiece mass.) - Increase the quantity of vacuum pads.
  • Page 28: Non-Conformance Examples

    15. Non-conformance Examples Phenomenon Possible causes Countermeasure No problem occurs 1) Set the pressure to the appropriate value. 1) Setting of the vacuum switch is not appropriate. during the test, but 2) Revise the circuit of compressed air. 2) Supply pressure is unstable. adsorption becomes 3) It is presumed that there was leakage during the 3) There is leakage between the workpiece and the...
  • Page 29 Revision history Akihabara UDX 15F, 4-14-1, Sotokanda, Chiyoda-ku, Tokyo 101-0021, JAPAN Phone: 03-5207-8249 Fax: 03-5298-5362 http://www.smcworld.com © 2016 SMC Corporation All Rights Reserved Specifications are subject to change without prior notice and any obligation on the part of the manufacturer. - 28 -...

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