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Therefore the searched information can be easily found. 10.12.2013 WIDOS W. Dommer Söhne GmbH Einsteinstraße 5 D-71254 Ditzingen-Heimerdingen All rights reserved Reprinting only allowed with permission of the corporation. Any changes are subject to technical innovations. 10.12.2013 Working instructions WIDOS PSM 20 Page 3 of 31...
1.2. Safety measures ........................6 1.3. Conformity ..........................6 1.4. Designation of the product ....................7 1.4.1. Technical data ........................7 1.4.1.1. WIDOS PSM 20 General data ................7 1.4.1.2. Heating element......................7 1.4.1.3. Hydraulic aggregate....................8 1.4.2. Accessories (optional) ......................8 1.4.3. Wear parts ..........................8 SAFETY RULES......................9 2.1.
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Checking of the level of the hydraulic oil.................26 7.4.1. Used hydraulic oil ......................27 7.5. Service unit..........................27 7.6. Transport ..........................27 7.7. Disposal ..........................27 ELECTRIC DIAGRAM ....................28 DECLARATION OF CONFORMITY ................31 10.12.2013 Working instructions WIDOS PSM 20 Page 5 of 31...
Usage and non-intended use The WIDOS PSM 20 is a workshop machine for the heating element butt welding of sheets made out of PE and PP for the thickness range up to 20 mm and width of plate up to 2000 Any other use of this machine is non-intended.
The product is designated by a type label. It contains the type of the machine, the serial number and the year of construction. 1.4.1. Technical data 1.4.1.1. WIDOS PSM 20 General data Welding pressure: maximum 59 kN with 250 bar - length up to 2000 mm Sheet size max.:...
Heating plate complete 8215800 Heating cartridge Ø 10 x 1060; 1,8 kW; 230 V on request Temperature probe PT1000 H09082 For article numbers and single parts, please contact the WIDOS Company. 10.12.2013 Working instructions WIDOS PSM 20 Page 8 of 31...
T h e r e g u l a t i o n s f o r t h e p r e v e n t i o n o f a c c i d e n t s a r e v a l i d ( U V V ) . 10.12.2013 Working instructions WIDOS PSM 20 Page 9 of 31...
Only skilled and trained persons are allowed to work at the machine. A person who is being trained may only work at the machine under supervision of an experienced person. 10.12.2013 Working instructions WIDOS PSM 20 Page 10 of 31...
Kunststoffschweißtechnik 2.7. Dangers while handling the machine The WIDOS PSM 20 is constructed according to the latest technical standard and the acknowledged technical safety rules. However, dangers for the operator or other persons standing nearby may occur. Also damages of the machine itself or of other parts are possible.
Machine parts which are not in a perfect condition are to be immediately replaced. Only use original WIDOS spare and wear parts. In case of purchase orders please always indicate the machine number! 2.10. Cleaning of the machine...
The welding joint can be clamped out and the welding process is completed. Image of a heating element butt welding: heating element heats the sheets up to welding temperature completed weld joint with bead on top and below 10.12.2013 Working instructions WIDOS PSM 20 Page 13 of 31...
(optional) giving a good view on it. Oil dipstick oil filler neck / checking the oil level. Oil level must be between the two marks Pressure gauge Indicating of the hydraulic pressure 10.12.2013 Working instructions WIDOS PSM 20 Page 14 of 31...
- cable for the connection with the local power supply 230 V / 50 Hz, covering 16 A Welding position Basic position Lever The heating element is brought to welding position by swiveling the lever. 10.12.2013 Working instructions WIDOS PSM 20 Page 15 of 31...
Detach the threaded bolts at the rear cylinder and disconnect the pneumatic hoses from the cylinder (left image). Slightly lift the clamping beams at the front and swing the piston rods forwards out (right image). 10.12.2013 Working instructions WIDOS PSM 20 Page 16 of 31...
4.3. How to clamp sheets for angle welding You may weld an angle out of two plastic sheets on the WIDOS PSM 20. The horizontal sheet of 10 - 20 mm is clamped onto the left side (chapter: 4.2).
Lift the clamping beam at the front, remove the space and swing the piston rod in again; the beam must rest on the washer afterwards. 10.12.2013 Working instructions WIDOS PSM 20 Page 18 of 31...
Kunststoffschweißtechnik 4.5. How to weld a pipe out of sheets The PSM 20 allows you to weld a plastic sheet together to get a pipe. For this purpose clamp the plastic sheet on one side. Now bend the sheet and fix it on the opposite side.
The welding process may not take place in case of direct insolation. If local temperature is under 5° C the following measures have to be taken: if necessary heat-up sheet ends. Take measures against rain, wind and dust. 10.12.2013 Working instructions WIDOS PSM 20 Page 20 of 31...
Slew in the cleaned heating element when it has reached the desired temperature. If necessary wait until the control lamp smoothly blinks. You must insert the spacer now during angle welding (chapter: 4.3). 10.12.2013 Working instructions WIDOS PSM 20 Page 21 of 31...
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While welding angles or pipes, open the front clamping beams (chapter: 4.4) and remove the welded piece to the front. Afterwards, necessarily shut the open clamping beams again. open the slides <valve lever> on: “BACKWARDS“. 10.12.2013 Working instructions WIDOS PSM 20 Page 22 of 31...
The aligning pressure = welding pressure can be calculated for all sheets with special measures by the following formula. Sheets out of PE: L * W * 0,15 / 23 Sheets out of PP: L * W * 0,10 / 23 10.12.2013 Working instructions WIDOS PSM 20 Page 23 of 31...
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Welding Table Chapter 6 Kunststoffschweißtechnik 10.12.2013 Working Instructions WIDOS PSM 20 page 24 / 1 of 31...
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Welding Table Chapter 6 Kunststoffschweißtechnik 10.12.2013 Working Instructions WIDOS PSM 20 page 24 / 2 of 31...
Machines which are loaded above the average, the checking cycle should be shortened. The work have to be executed by company WIDOS GmbH or by one of its authorized representatives. The linear guides must be cleaned every week, e.g. with a brush.
The machine and wear parts have to be disposed of at the end of their useful life according to the common Waste Management Laws in a proper and environmentally sound manner. 10.12.2013 Working instructions WIDOS PSM 20 Page 27 of 31...
Safety technology requirements at fluid technical devices and components (pneumatic part) The technical documentation is completely available. The working instructions are available in the language German and English. Ditzingen-Heimerdingen, the 10.12.2013 Martin Dommer (Technical director) 10.12.2013 Working instructions WIDOS PSM 20 Page 31 of 31...
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