发明公开
EP1534474A1 ENTNAHMEVORRICHTUNG FÜR SPRITZGIESSTEILE SOWIE VERFAHREN ZUM AUTOMATISCHEN ENTNEHMEN
有权
ENTNAHMEVORRICHTUNGFÜRSPRITZGIESSTEILE SOWIE VERFAHREN ZUM AUTOMATISCHEN ENTNEHMEN
- 专利标题: ENTNAHMEVORRICHTUNG FÜR SPRITZGIESSTEILE SOWIE VERFAHREN ZUM AUTOMATISCHEN ENTNEHMEN
- 专利标题(英): Removal device for injection moulding parts and method for automatic removal
- 专利标题(中): ENTNAHMEVORRICHTUNGFÜRSPRITZGIESSTEILE SOWIE VERFAHREN ZUM AUTOMATISCHEN ENTNEHMEN
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申请号: EP03793560.8申请日: 2003-09-05
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公开(公告)号: EP1534474A1公开(公告)日: 2005-06-01
- 发明人: SCHIRMER, Roger
- 申请人: Netstal-Maschinen AG
- 申请人地址: Industriestrasse 8752 Näfels CH
- 专利权人: Netstal-Maschinen AG
- 当前专利权人: Netstal-Maschinen AG
- 当前专利权人地址: Industriestrasse 8752 Näfels CH
- 代理机构: Ackermann, Ernst, Dipl.-Ing. HTL
- 优先权: DE10241270 20020906
- 国际公布: WO2004022287 20040318
- 主分类号: B25J15/06
- IPC分类号: B25J15/06
摘要:
The invention relates to a method and a removal device for the automatic removal of injection moulded parts from the half moulds (10, 11) of injection moulding machines. By installing additional vacuum storage element (61) in consumer proximity, the necessary vacuum is available for each removal in an additional area, independent from pressure variations in the vacuum system. Before the beginning of each removal, the available system is monitored by sensor means (70, 71, 72) and by maintaining a vacuum-limit value a movement authorisation is transmitted to the removal robot (30). A pressure switch threshold value is also determined for the vacuum which is adjusted in close proximity to the suction cup during the removal of the injection moulded parts (1) by the suction cups (44) of the removal robot (30). If the pressure switch threshold value is reached as a result of sufficient closeness of the injection moulding parts (1) to the suction caps (44), the removal robot (30) is authorised, by means of a machine control, to carry out additional movements. The pressure switch threshold value can be set as a percentage of the start vacuum at the beginning of each removal and as a result, the time and removal safety for each part or production charge are optimised.
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