SMC Networks RS2H Series Operation Manual

Heavy duty stopper cylinder

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Doc. no. RS2H-OM0012P- B
PRODUCT NAME
HEAVY DUTY STOPPER CYLINDER
MODEL / Series / Product Number
RS2H Series (φ50 to φ80)

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Summary of Contents for SMC Networks RS2H Series

  • Page 1 Doc. no. RS2H-OM0012P- B PRODUCT NAME HEAVY DUTY STOPPER CYLINDER MODEL / Series / Product Number RS2H Series (φ50 to φ80)
  • Page 2: Table Of Contents

    Contents Safety Instructions 1. Specifications 1-1. Cylinder specifications 1-2. Spring force of single acting and double acting with spring 1-3. Standard stroke 1-4. Cylinder mass 2. Model selection 3. Installation 3-1. Operating air 3-2. Piping 3-3. Operating conditions 3-4. Cautions for mounting 3-5.
  • Page 3: Safety Instructions

    RS2H Safety Instructions These safety instructions are intended to prevent hazardous situations and/or equipment damage. These instructions indicate the level of potential hazard with the labels of “Caution,” “Warning” or “Danger.” They are all important notes for safety and must be followed in addition to International Standards (ISO/IEC) , and other safety regulations.
  • Page 4 RS2H Safety Instructions 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 considering using the product in other industries, consult SMC beforehand and exchange specifications or a contract if necessary.
  • Page 5: Specifications

    1. Specifications 1-1. Cylinder specifications Bore size (mm) Ø50 Ø63 Ø80 Double acting, Double acting spring, Action Single acting spring extended Rod end shape Lever with built-in shock absorber Operating fluid Proof pressure 1.5MPa Max. operating pressure 1.0MPa Ambient and fluid temperature -10~60℃...
  • Page 6: Model Selection

    2. Model selection The flow chart below shows the general procedure to select the optimum model in the RS2H series to suit the operating requirements. Operating conditions 1. Mass of transferred object: m (kg) 2. Transfer speed: v (m/min) Model selection example 3.
  • Page 7 Coefficient of friction μ=0.1 Coefficient of friction μ=0.2 Operating range Operating range Upper limit Upper limit Lower limit Lower limit Transfer speed v [m/min] Transfer speed v [m/min] Figure-1-1. Operating range (RS2H50) Coefficient of friction μ=0.1 Coefficient of friction μ=0.2 Operating range Upper limit Operating range...
  • Page 8 Lateral load F=mgμ[N] (g: gravitational acceleration=9.8[m/s Mass of transferred object m[kg] Coefficient of friction μ P: Cylinder operating pressure [MPa] Lateral load: F [N] Figure-2-1. Lateral load and operating pressure Figure-2-2. Cylinder extended Warning (1) Precautions for model selection The compatibility of the product is the responsibility of the person who designs the pneumatic equipment or decides its specifications.
  • Page 9: Installation

    Caution (1) Do not allow pallets to collide while the lever is standing erect. If the next pallet collides while the lever is standing erect (after kinetic energy has been absorbed by the shock absorber), all the energy will be applied to the cylinder body. (2) When a load directly connected to the cylinder is stopped at an intermediate position Apply the operating range in the model selection (P.5) only in these cases where the stopper cylinder is used to stop pallets on a conveyor belt.
  • Page 10: Piping

    3-2. Piping Caution (1) Preparation before piping. Before piping is connected, it should be thoroughly blown out with air (flushing) or washed to remove cutting chips, cutting oil and other debris from inside the pipe. (2) Wrapping of sealant tape. When connecting pipes and fittings, etc., be certain that cutting chips from the pipe threads and sealing material do not get inside the piping.
  • Page 11: How To Change The Relationship Between Transfer Direction And Piping Position

    Caution (1) Do not apply rotational torque to the cylinder piston rod. Align the cylinder so that it is parallel to the working face of the pallet in order to prevent rotational torque acting on the cylinder piston rod. (2) Do not scratch or gouge the sliding part of the piston rod or guide rod. Scratches and gouges may damage the seals, causing air leakage or malfunction.
  • Page 12: How To Change Piping Port Position

    3-6. How to change piping port position If the piping port position needs to be changed for reasons of surrounding space, loosen the hexagon socket head plug, then mount in the new position. Hexagon socket head plug Tightening torque RS2H50・・・7~9Nm RS2H63, 80・・・12~14Nm Figure-5 3-7.
  • Page 13: Operation

    4. Operation Caution (1) For cylinders with locking mechanism, do not apply external force from the opposite side when the lever is locked. Lower the cylinder before adjusting the conveyor or moving the pallet. (2) For cylinders with locking mechanism, do not allow the pallet and roller to collide when the lever is locked.
  • Page 14: Maintenance

    Warning (1) Design the circuit to prevent sudden lurching of driven objects. When a cylinder is driven by an exhaust center type directional control valve or when starting up after residual pressure is exhausted from the circuit, etc., the piston and its driven object will lurch at high speed if pressure is applied to one side of the cylinder because of the absence of air pressure inside the cylinder.
  • Page 15: How To Replace Shock Absorber

    (3) Drain flushing Remove drainage from air filters regularly. (4) Removal of equipment, and supply/exhaust of compressed air When components are removed, first confirm that measures are in place to prevent work pieces from dropping, run-away equipment, etc. Then, cut off the supply pressure and electric power, and exhaust all compressed air from the system using the residual pressure release function.
  • Page 16: Disassembly & Reassembly

    Warning Seals should be replaced by trained and experienced personnel. The person who does the replacement is responsible for safety once the cylinder is disassembled and reassembled. Caution Be careful not to cut hands and fingers on the edges of components when replacing seals. 6-3-1.
  • Page 17: Grease Application

    6-3-3. Grease application Caution Use SMC standard grease. Grease pack part numbers: GR-S-010 (Net weight: 10g), GR-S-020 (Net weight: 20g) 1) ①Piston seal Apply grease to the inner and outer circumferences lightly and evenly for easier mounting onto the piston. 2) ②Tube gasket Apply grease thinly to prevent the gasket from coming off.
  • Page 18: Consumable Parts

    6-4. Consumable parts 6-4-1. Replacement parts Please check the product number of the seal kit on our website. Caution Seals are not shipped in sealed packaging for storage, so they should be used within one year. 6-4-2. Seal storage Caution ・Pack seals in a sealed package such as a polyethylene bag and store in a box.
  • Page 19: Correct Mounting Position Of Auto Switch

    7-2. Correct mounting position of auto switch Refer to figure-15 and 16 for correct auto switch mounting position. D-M9□/D-A9□ Auto switch Figure-16 Auto switch D-M9□ model D-M9□W D-M9□V D-A9□ D-M9□AVL D-M9□WV D-M9□AL D-A9□V Bore size 10.5 φ50 23.5 23.5 11.0 23.5 19.5 (13.0)
  • Page 20 7-3. How to mount auto switch 7-3-1. D-M9□/D-A9□ When mounting an auto switch, insert it into the switch groove of the cylinder from the direction shown below. After setting in the mounting position, use a flat head watchmaker's screwdriver to tighten the set screw.
  • Page 21: Proximity Switch

    8. Proximity switch 8-1. Proximity switch specifications / Maker: OMRON Co. Ltd. E2E-X2D1-N Output type Normally open Power supply voltage (Operating voltage range) 12 to 24 VDC (10 to 30 VDC), Ripple 10% or less (P-P) Current consumption (Leakage current) 0.8mA or less Response frequency 1.5 kHz...
  • Page 22: Troubleshooting

    9. Troubleshooting Detail of trouble Cause Countermeasure ・Clean components and apply specified grease to them. Operation is not 1. Lubrication failure smooth ・Replace cylinder and adjust load and position. 2. Piston rod deformation ・Supply an appropriate amount of pressure. 3. Insufficient air pressure ・Replace piston seal.
  • Page 23 Detail of trouble Cause Countermeasure ・Consider using a valve to prevent cylinder lurching. Cylinder starts 1. Variations in cylinder operating at high residual pressure speed after being between continuous stopped for a long operation and restarted time. operation after being stopped for a long time.
  • Page 24 - 23 -...
  • Page 25 Revision history Revision A: Addition of Caution for product with locking mechanism (P.12) Revision B: Seal kit number deletion(P.17,23) Wrapping of sealant tape is changed.(P.9) 4-14-1, Sotokanda, Chiyoda-ku, Tokyo 101-0021 JAPAN Tel: + 81 3 5207 8249 Fax: +81 3 5298 5362 http://www.smcworld.com Note: Specifications are subject to change without prior notice and any obligation on the part of the manufacturer.

This manual is also suitable for:

Rs2h-r63Rs2h-r50Rs2h-r80

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