P0519-P0595-E.qxd 08.9.29 3:29 PM Page 539 Parallel Style Air Gripper/2 Finger, 3 Finger, 4 Finger Series MHS ø16, ø20, ø25, ø32, ø40, ø50, ø63, ø80, ø100, ø125 MHZ MHF MHL MHR MHK MHS MHC MHT MHY MHW -X MRHQ MA D- 539

P0519-P0595-E.qxd 08.9.29 3:29 PM Page 540 Lightweight, compact design with reduced height High repeatability: ±0.01 mm Smaller auto switch mountable Auto switch capable Smaller auto switches D-M9(V) D-M9W(V) D-M9A(V)L A wide variety of solid state auto switches can be mounted using the body’s side mounting grooves. Selections include 2-color indication and water resistant types. Easy alignment when mounting Positioning pin holes are provided on the top of the gripper. Can be mounted from two directions Using tapped holes Using through holes Employs wedge cam construction The wedge cam mechanism...

P0519-P0595-E.qxd 08.9.29 3:29 PM Page 541 Ideal for gripping workpieces of different diameters MHSL3 Long Stroke P. 586 Opening/Closing stroke more than twice the standard (MHS3) Stroke (mm) Dia.: Open – Closed n pe O 80 43.5 135 49 180 58 370 64 550 d 46 77.5 se Gripping of different diameter workpieces Mass (g) 930 89 1,550 116 lo 16 20 25 32 40 50 63 80 100 125 Height (mm) C Bore size (mm) 10 (4) 10 (4) 12 (6) 16 (8) 20 (8) 28 (12) 32 (16) 40 (20) 48 (24) 64 (32) 2,850 135 5,500 175 11,300 Standard inside ( )/MHS3 stroke MHS3 Variations MHZ Bore size (mm) With dust cover/MHSJ3 16 20 25 32...

P0519-P0595-E.qxd 08.9.29 3:29 PM Page 542 Series MHS Model Selection Model Selection Selection Procedure Step 2 Confirmation of gripping point Step 1 Confirmation of gripping force Step 1 Confirmation of Gripping Force Confirmation of conditions Calculation of required gripping force Selection of model from gripping force graph MHS2-32D Example Gripping method: External gripping 150 • Although differences will exist depending on the coefficient of friction between attachments and workpieces, select a model which will provide a gripping force as shown in the table below. Note 1) Refer to the...

P0519-P0595-E.qxd 08.9.29 3:29 PM Page 543 Parallel Style Air Gripper 2 Finger, 3 Finger, 4 Finger Series MHS Model Selection Illustration When gripping a workpiece as in the figure to the left, and with the following definitions, n: Number of fingers F: Gripping force (N) μ: Coefficient of friction between attachments and workpiece m: Workpiece mass (kg) g: Gravitational acceleration (= 9.8 m/s2) mg: Workpiece weight (N) the conditions under which the workpiece will not drop are n x μF > mg F F and therefore, mg F>— — — — nxμ mxg With “a” as the safety margin, F is determined as follows: a x...

Bore size Bore size •Number of auto switches Auto switch Nil | Without auto switch (Built-in magnet)| ► For the applicable auto switch model, refer to the table below. Refer to page 545 for details. Applicable AutO Switch/Refer to pages 761 to 809 for further information on auto switches. Note 1) Take note of hysteresis with 2-color indication type switches. Refer to "Auto Switch Hysteresis" on page 606. Note 2) Refer to pages 761 to 809 for further information on auto switches. * Lead wire length symbols: 0.5 m * Auto switches marked with a "O" symbol are produced upon receipt of order. Bore...

P0519-P0595-E.qxd 08.9.29 3:29 PM Page 545 Parallel Style Air Gripper/2-Finger Type Series MHS2 Model/Specifications MHS2-16D MHS2-20D MHS2-25D MHS2-32D MHS2-40D MHS2-50D MHS2-63D 16 Model 20 25 32 40 50 63 Bore size (mm) Air Fluid 0.1 to 0.6 0.2 to 0.6 Operating pressure (MPa) -10 to 60 Ambient and fluid temperature (°C) ±0.01 Repeatability (mm) Max. operating frequency (c.p.m.) 60 120 Not required Lubrication Double acting Action External grip 21 37 63 111 177 280 502 Internal grip 23 42 71 123 195 306 537 Opening/Closing stroke (Both sides) (mm) 4 4 6 8 8 12 16 Mass (g) 58 96 134 265 345 515...

P0519-P0595-E.qxd 08.9.29 3:29 PM Page 546 MHS2 Series Construction Closed condition !0 i w u t y r !2 e Open condition o !1 !3 q Component Parts Material Note No. 1 Body Aluminum alloy Hard anodized 8 Rubber magnet 2 Piston Aluminum alloy Hard anodized 9 Type C retaining ring 3 Cam Carbon steel Heat treated, Specially treated 10 Piston seal NBR 4 Finger Carbon steel Heat treated, Specially treated 11 Rod seal NBR 5 Cap Aluminum alloy Hard anodized 12 Gasket NBR 6 End plate Stainless steel 13 Gasket NBR 7 Piston bolt Stainless steel Description No. Description Note Material Synthetic rubber Carbon...

P0519-P0595-E.qxd 08.9.29 3:29 PM Page 547 Series Parallel Style Air Gripper/2-Finger Type MHS2 Gripping Point • The workpiece gripping point distance should be within the gripping force ranges given for each pressure in the effective gripping force graphs below. • If operated with the workpiece gripping point beyond the indicated ranges, an excessive offset load will be applied to the sliding section of the fingers, which can have an adverse effect on the service life of the product. Gripping point Gripping point L L External grip Internal grip L: Gripping point distance Effective Gripping Force...

P0519-P0595-E.qxd Series 08.9.29 3:29 PM Page 548 MHS2 Effective Gripping Force External Grip Internal Grip MHS2-32D MHS2-32D Gripping force (N) 150 F Pressure 0.6 MPa 120 0.5 MPa 0.4 MPa 90 0.3 MPa 60 0.2 MPa 30 0 F 20 30 0.5 MPa 120 0.4 MPa 90 0.3 MPa 60 0.2 MPa 30 0.1 MPa 10 Pressure 0.6 MPa 150 Gripping force (N) • Indication of effective gripping force The effective gripping force shown in the graphs to the right is expressed as F, which is the thrust of one finger, when both fingers and attachments are in full contact with the workpiece as shown in the figure below. 40 0 50 0.1 MPa 10 20...

P0519-P0595-E.qxd 08.9.29 3:30 PM Page 551 MHS2 Series Parallel Style Air Gripper/2-Finger Type MHS2- 50D/63D 4 x ø5.1 through 9.5 counterbore depth SC (Mounting hole) RA AA AB AC RA 6.4 3 5° 5 35° øVA depth VB RB NB XA depth XB øB NA RB YC O Q 2 0° FY FZ (Open DO) CB (Closed DC) FX CA 4 x M5 x 0.8 thread depth 10 Thread for mounting attachment øWA depth WB Closed EC M5 x 0.8 (Finger opening port) J K Open EO 4 x M6 x 1 thread depth 12 (Mounting thread) 20° MHZ M5 x 0.8 (Finger closing port) L G MHF M MHL (mm) DC 70 86 AA 55 66 Model MHS2-50D MHS2-63D AB 52 62 AC 3 4 B 70 86 CA 9 12 CB 20 22...