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Summary of Contents for Rohm KZS-P
- Page 1 Translation of the Original Operating Manual Power-operated Centric Clamp KZS-P/KZS-PG pneumatically operated Store for reference Version 1.0 • 26.04.2019 RÖHM GmbH Heinrich-Röhm-Straße 50 89567 Sontheim/Brenz +49 7325 160 www.roehm.biz...
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Page 3: Table Of Contents
Table of Contents Table of Contents About this Operating Manual.............. 5 Manufacturer Details ................. 5 Copyright .................... 5 Warranty and Liability ................ 6 Conventions of Presentation .............. 7 1.4.1 Text Display.................. 7 1.4.2 Display of Safety and Warning Instructions.......... 8 Safety ...................... - Page 4 Table of Contents Mounting the Inductive Proximity Switches .......... 25 Operation of the Centric Clamp ............... 30 Personal Protective Equipment and Personnel Qualification .... 31 Mounting the Top Jaws ................ 32 Clamping the Workpiece ................. 32 Maintenance ..................... 34 Personal Protective Equipment and Personnel Qualification .... 34 Maintenance Interval................
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Page 5: About This Operating Manual
About this Operating Manual This operating manual describes in detail the use, installation, assembly and maintenance for a centric clamp KZS-P/KZS-PG. The efficiency of the centric clamp depends primarily on correct use and careful maintenance. This operat- ing manual serves as the leading document and is provided on delivery of the product. -
Page 6: Warranty And Liability
1 | About this Operating Manual Warranty and Liability All information and instructions in this operating manual are given in good faith on the basis of our experience and knowledge to date. The products of RÖHM GmbH are subject to constant further development. The manufacturer therefore reserves the right to make any modifications and improvements deemed useful. -
Page 7: Conventions Of Presentation
About this Operating Manual | 1 This also includes damage caused ▪ if the operator or third parties carry out modifications or repairs to the ser- vices / products without prior permission of the manufacturer. Excepted from this are damage or defects which have occurred which were demon- strably not due to these modifications or repairs. -
Page 8: Display Of Safety And Warning Instructions
1 | About this Operating Manual 1.4.2 Display of Safety and Warning Instructions Safety and warning instructions are marked by pictograms. The signal word and the colouring show the level of danger. Observe the safety instructions to prevent personal injury and damage to property. -
Page 9: Safety
Intended Use The centric clamp KZS-P/KZS-PG is used to clamp regularly and irregularly shaped workpieces. ▪ In the case of special workpiece geometries, corresponding top jaws must be used. -
Page 10: Improper Use
2 | Safety The centric clamp can be used for both wet and dry machining. The permiss- ible usage and environmental conditions must be observed (see Conditions of Use and Environmental Conditions [} 18]). The centric clamp is only intended for commercial use. Improper Use If the centric clamp is operated for a purpose other than the intended use as specified in this operating manual, this is deemed to be improper use. -
Page 11: Obligations Of The Owner
Safety | 2 ▪ assembly of the centric clamp and individual parts with incorrect tighten- ing torque (see Checking the Tightness of Screw Connections [} 35]). Obligations of the Owner Before all work on and with the centric clamp, the operator is to ensure: ▪... -
Page 12: Personal Protective Equipment And Personnel Qualification
Personal Protective Equipment and Personnel Qualification When working on and with the centric clamp KZS-P/KZS-PG, personal pro- tective equipment must be worn. The owner is responsible for providing per- sonal protective equipment. -
Page 13: Dangers Due To Flying Parts
Dangers due to Flying Parts During operation, the connection between the clamped workpiece and the centric clamp KZS-P/KZS-PG may become loose due to mechanical failure (e.g. due to defective parts) or incorrect operation. The workpiece may then fly out and cause serious crushing and impact injuries. -
Page 14: Danger Of Crushing
2 | Safety 2.6.4 Danger of Crushing The machine manufacturer and / or operator must ensure that all danger to persons due to unavoidable travel movements is excluded. For this purpose, 2-handed operation, for example, or preferably suitable safety guards can be used. -
Page 15: Product Description
Product Description | 3 Product Description About this Centric Clamp Cross-section 1 Basic body 11 Cylinder screw 2 Base jaw 12 Jaw holding screws 3 Piston 14 Countersunk screw 4 Cover 17 Threaded pin 5 Piston disc 22 Rod seal 6 Guide strip 24 Quad-ring 7 Cover... - Page 16 3 | Product Description The centric clamp is a 2-jaw centric clamp with an integrated cylinder and is used for stationary clamping of regularly and irregularly shaped workpieces and is designed for use in 3-axis, 4-axis or 5-axis machining centres. The workpiece is clamped between two top jaws and always remains central to the middle axis of the centric clamp.
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Page 17: Technical Specifications
The proximity switches are equipped with a status LED on the sensor head. Technical Specifications 3.2.1 Overview of Construction Sizes KZS-P, standard jaw stroke, base jaws with serration 1.5 x 60° and cross tenon ID no. 181480 181482 181486 181490 181494 ID no. -
Page 18: Conditions Of Use And Environmental Conditions
3 | Product Description KZS-PG, large jaw stroke, base jaws with serration 1.5 x 60° and cross tenon ID no. 181483 181487 181491 181495 ID no. with inductive sensors 181583 181587 181591 181595 Size Jaw stroke [mm] 12.1 17.6 Max. Actuation pressure [bar] Max. -
Page 19: Permissible Operating Materials
Ø Wear personal protective equipment. Ø Do not remain under suspended loads. Personal Protective Equipment and Personnel Qualification When working on and with the centric clamp KZS-P/KZS-PG, personal pro- tective equipment must be worn. The owner is responsible for providing per- sonal protective equipment. -
Page 20: Tapped Holes For Transport Purposes
(see Qualification of Operating and Special- ist Personnel [} 11]). Tapped Holes for Transport Purposes With a weight of more than 15 kg, the centric clamp must be transported with suitable slings. KZS-P Size Weight [kg] 1.25 10,3 18.5... -
Page 21: Assembly Of The Centric Clamp
Ø Protect the machine against being re-started. Ø Wear personal protective equipment. Personal Protective Equipment and Personnel Qualification When working on and with the centric clamp KZS-P/KZS-PG, personal pro- tective equipment must be worn. The owner is responsible for providing per- sonal protective equipment. -
Page 22: Basic Principles
5 | Assembly of the Centric Clamp Work on and with the centric clamp may only be carried out by qualified oper- ating and specialist personnel (see Qualification of Operating and Special- ist Personnel [} 11]). Basic Principles 5.2.1 Connection Types The centric clamp can either be connected directly, e.g. -
Page 23: Positioning
In the case of excessive actuation pressure, the cover of the centric clamp may be deformed. Ø For test purposes, operation of the centric clamp KZS-P/KZS- PG up to 3 bars is permitted during assembly on the test bench. Ø From more than 3 bars, the centric clamp must be bolted to the machine table. - Page 24 5 | Assembly of the Centric Clamp The following assembly instructions describe the general procedure for as- sembly of the centric clamp on a suitable assembly surface. The assembly surface and the lines must be suitably prepared for the individual centric clamp.
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Page 25: Mounting The Inductive Proximity Switches
Assembly of the Centric Clamp | 5 Remove seals of the connections Direct connection Connection via pipelines a) Insert the O-rings into the sealing a) Remove the seals of the connec- seats of the pressure connections tions (Open, Close and, if fitted, (assembly surface). - Page 26 5 | Assembly of the Centric Clamp Mounting the proximity switch 1. Insert the counter-holders (41) into the holding plate (40). 2. Screw both proximity switches (44) through the holding plate (40) into the counter-holder (41) with a nut and locking washer. Ø...
- Page 27 Assembly of the Centric Clamp | 5 Setting the proximity switch 1. Set the switching point of the left-hand proximity switch (S1) so that the corresponding switching signal is active when the stroke end position is open or closed. 2. Set the switching point of the right-hand proximity switch (S2) so that a switching signal is active in the area of the clamping position.
- Page 28 5 | Assembly of the Centric Clamp Function with external clamping Hubendlage geöffnet Stroke end position open S2: 0 S1: 1 Spannstellung Clamping position S1: 0 S2: 1 Hubendlage geschlossen Stroke end position closed S1: 0 S2: 0 The switching diagram shows the recommended setting of the proximity switches “S1”...
- Page 29 Assembly of the Centric Clamp | 5 Function with internal clamping Hubendlage geschlossen Stroke end position closed S1: 1 S2: 0 Spannstellung Clamping position S2: 1 S1: 0 Hubendlage geöffnet Stroke end position open S1: 0 S2: 0 The switching diagram shows the recommended setting of the proximity switches “S1”...
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Page 30: Operation Of The Centric Clamp
6 | Operation of the Centric Clamp Operation of the Centric Clamp DANGER Danger of slipping due to spilled operating materials. Serious injuries due to falling. Ø Wipe up spilled operating materials immediately. CAUTION Skin irritations due to contact with lubricants. Lubricants may cause irritations in the event of contact with the skin. -
Page 31: Personal Protective Equipment And Personnel Qualification
Operation of the Centric Clamp | 6 Personal Protective Equipment and Personnel Qualification When working on and with the centric clamp KZS-P/KZS-PG, personal pro- tective equipment must be worn. The owner is responsible for providing per- sonal protective equipment. ▪ Personal protective equipment must be in perfect condition when carrying out work. -
Page 32: Mounting The Top Jaws
6 | Operation of the Centric Clamp Mounting the Top Jaws § The machine is switched off and protected against being switched on again. § The base and top jaws are cleaned. 1. Place the top jaws on the base jaws and fix with the jaw fixing screws. Observe the labelling of the jaws. - Page 33 Operation of the Centric Clamp | 6 1 Pressure connection open 5 Connection for sealing air 2 Pressure connection close External clamping 1. Position the workpiece. 2. Apply pressure to the centric clamp on the pressure connection to open (2). Ø Pressure is built up in the centric clamp. Ø...
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Page 34: Maintenance
7 | Maintenance Maintenance Personal Protective Equipment and Personnel Qualification When working on and with the centric clamp KZS-P/KZS-PG, personal pro- tective equipment must be worn. The owner is responsible for providing per- sonal protective equipment. ▪ Personal protective equipment must be in perfect condition when carrying out work. -
Page 35: Maintenance Work
Maintenance | 7 Activity Interval Checking the Clamping Force. Monthly See Checking the Clamping Force or at the latest after 10,000 clamping [} 39]. cycles. Complete cleaning (maintenance, ba- Depending on conditions of use and sic cleaning and replacement of wear use of coolant after approx. -
Page 36: Partial Cleaning
7 | Maintenance 7.3.2 Partial Cleaning WARNING Danger from stirred-up swarf Injuries when cleaning with compressed air are possible due to stirred-up swarf. Ø Never use compressed air for cleaning. CAUTION Skin irritations due to contact with lubricants. Lubricants may cause irritations in the event of contact with the skin. Ø... - Page 37 Maintenance | 7 Central lubrication Recommended oil Lubricating oil G CLP DIN 51517-3:2014-02 Viscosity class VG 220 DIN ISO 3448:2010-02 Temperature Max. 70 °C Construction size Oil quantity [per connection] 2 cm³ 2 cm³ 4 cm³ 6 cm³ 8 cm³ The central lubrication connections (4) are sealed in the factory with threaded pins.
- Page 38 7 | Maintenance Manual lubrication Construction size Quantity of grease [strokes per lubric- ating nipple set] Recommended grease gun ID no.: RÖHM grease gun 329093 Recommended Röhm grease ID no.: F 80 0.1 kg 630869 0.25 kg 304345 0.5 kg 308555 1.0 kg 028975...
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Page 39: Checking The Clamping Force
Maintenance | 7 7.3.4 Checking the Clamping Force Ÿ Check clamping force with clamping force measurement system. Recommended clamping force ID no.: measurement system F-Senso Chuck 179800 7.3.5 Complete Cleaning CAUTION Skin irritations due to contact with lubricants. Lubricants may cause irritations in the event of contact with the skin. Ø... - Page 40 7 | Maintenance 3. First remove the cover (7) and then the guide strips (6) (B). 4. Release the central cylindrical head screw (11) from the piston (3) (C). 5. Pull the base jaws (2) out of the base body (1) (D). 6. Turn the base body (1) around and disassemble the cover (4) (E). ü...
- Page 41 1. Check the dismantled centric clamp for wear and damage. 2. Replace worn and damaged parts with OEM replacement parts. ü Wear parts are replaced. The following seal sets are available, depending on the construction size: KZS-P ID no. 181480 181482...
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Page 42: Storage
8 | Storage Storage If the centric clamp is not in use, the centric clamp is to be stored in a dry, protected place in accordance with the storage temperature (environmental and operational conditions). Troubleshooting Fault Possible cause Measure The centric clamp does Leakage on a pneumatic Check pneumatic line. -
Page 43: Disposal
Disposal | 10 Disposal NOTICE Operating materials are hazardous waste! Incorrect disposal may lead to serious damage to the environment. Ø Used operating materials must be disposed of in accordance with the valid regulations and the applicable local provisions. Obtain relevant information from the authorities. After final disassembly, the materials must be disposed of in an environment- ally way in accordance with the valid regulations.
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