EP0543972A1 - Multi-tier press - Google Patents
Multi-tier pressInfo
- Publication number
- EP0543972A1 EP0543972A1 EP19920912420 EP92912420A EP0543972A1 EP 0543972 A1 EP0543972 A1 EP 0543972A1 EP 19920912420 EP19920912420 EP 19920912420 EP 92912420 A EP92912420 A EP 92912420A EP 0543972 A1 EP0543972 A1 EP 0543972A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- press
- plates
- pressure
- daylight
- bracket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B7/00—Presses characterised by a particular arrangement of the pressing members
- B30B7/02—Presses characterised by a particular arrangement of the pressing members having several platens arranged one above the other
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D3/00—Veneer presses; Press plates; Plywood presses
- B27D3/02—Veneer presses; Press plates; Plywood presses with a plurality of press plates, i.e. multi- platen hot presses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/04—Frames; Guides
Definitions
- the invention relates to a multi-day press for pressing panels made of wood-based material or veneer or the like according to the preamble of claim 1.
- a multi-level press corresponding to the preamble of claim 1 has a press frame in which a plurality of press plates, for example combined into two packages, are movably mounted. The press plates are moved with a pressure medium device and thereby open or close pressure chambers formed between them, in which the material to be processed is pressed.
- the generic multi-daylight press also has three tables arranged in the press frame. Here, the top and bottom table are movably guided, the pressure medium device moving these tables up and down. The middle table is fixed in the press frame.
- the generic multi-daylight press works satisfactorily, particularly at very high pressures, but its construction is relatively heavy and complex to assemble due to the provision of the three tables.
- the multi-daylight press according to the invention is easy to assemble. Furthermore, a plurality of press frames can advantageously be combined with one another, so that it is possible, depending on the application, to also arrange a plurality of press tier units one above the other.
- the multi-daylight press according to the invention results in a construction which is simple to manufacture and therefore inexpensive, and which, moreover, is versatile and can be operated.
- a particularly preferred embodiment for the stand plates is an H-shaped configuration in which the Middle bar of the H-shaped stand plates forms the part that is formed by the middle fixed table in the generic multi-daylight press.
- each stand consists of two H-shaped stand plates which are spaced apart from one another by spacers.
- the pressure transmission bracket is guided between these spaced stand plates.
- the spacers of the stand plates can be designed in the form of a bolt, so that there is the possibility of guiding these bolt-like spacers through an eye of the pressure medium cylinder housing in order in this way to close the pressure medium cylinder between the spaced stand plates of the respective stand fasten.
- a particularly preferred embodiment of the bracket components is a U-shaped configuration, the central bar of the U-shaped bracket components, in functional terms, corresponding to the movable tables of the generic multi-daylight press.
- each stirrup component consists of two U-shaped stirrup plates spaced apart by spacers. This gives the possibility of articulating the end of the cylinder pistons provided with a fastening eye on the spacers.
- a particularly preferred embodiment of the multi-daylight press according to the invention can have a press plate package arranged above and below one level.
- the plane preferably represents at least approximately the central plane of the press frame.
- the pressure medium device has one above each stand of the press frame and a pair of pressure medium cylinders arranged below the plane, which actuate the respectively assigned press plate package.
- the pressure transmission brackets engage in each case on the uppermost press plate of the upper press plate package or the lowest press plate of the lower press plate package.
- the pressure plates are connected to one another in pairs by further pressure medium cylinders.
- These additional pressure medium cylinders can preferably exert a greater pressure force than the pressure medium cylinders of the pressure medium device. This makes it possible to selectively open individual or all pressure chambers after they have been closed against the force exerted by the pressure medium device, in order, for example, to be able to selectively remove a pressed plate from a specific pressure chamber while the other pressure chambers are kept closed .
- top press plate on its top and the bottom press plate on its underside with an insulation board in each press plate package.
- FIG. 1 is a side view of an embodiment of the multi-daylight press according to the invention.
- FIG. 1 is an end view of the multi-daylight press according to FIG. 1,
- FIGS. 1 and 2 show a detailed illustration of a part of a stand of the multi-daylight press according to FIGS. 1 and 2,
- Fig. 4 is a view from the direction of arrows IV-IV in Fig. 3, and
- Fig. 5 is a schematic diagram for explaining the
- the press frame 2 comprises three spaced pairs of stands, each having two stands 3 and 4. 1 and 2 shows, the stands 3 and 4 of each pair of stands are arranged opposite each other along the two long sides of the press frame 2 in the example.
- Fig. 2 illustrates that the multi-daylight press 1 according to the invention two in the example one above the other arranged above or below a central plane 5 lying press plate packs 6 and 7 respectively.
- the press plate packs 6 and 7 each have five press plates 8 and 9 in the example.
- the press plates are movably arranged in the press frame 2 and can be moved up and down by means of a pressure medium device 10. Pressure chambers can be opened or closed by this movement. 1 and 2, a total of three of the respective pressure chambers are shown in the open state and one of these pressure chambers is representative of the others with the reference number 11.
- the pressure medium device 10 has a plurality of pressure medium cylinders, of which six cylinders are visible in FIG. 1, while FIG. 2 illustrates the assignment of two pairs of cylinders per stator 3 or 4. Since all printing cylinders are identical in their construction, the following description only refers to the printing cylinder identified by reference numeral 12.
- the pressure medium cylinders 12 each have a cylinder housing 13 and a cylinder piston 14. 1 and 2 illustrate, the cylinder housing 13 is fastened by means of a fastening eye 15 via a bolt-shaped spacer 16 to the respectively assigned stand.
- the cylinder piston 14 is fastened on its end eye 17 by means of a bolt 18 to a spacer 19, which in turn is fastened to one end 20 of a pressure transmission bracket 21.
- FIG. 1 clearly shows that the end 22 of the brackets 21 opposite the end 20 (all brackets of the embodiment shown are of the same design) on one of the press plates 8 and in the lower press plate package 7 on one of the press plates 9 attached.
- an L-shaped fastening part 23 is provided in each case in the example, which can be attached in a suitable manner to the bracket 21 or the associated press plate 8 or 9.
- each pressure chamber is assigned an identically designed film transport device, one of which is identified by the reference number 24. These film transport devices 24 serve to supply or to request the material to be pressed in the pressure chambers 11.
- the press frame has two longitudinally extending support beams 25 and 26, on which the pairs of stands, each consisting of stands 3 and 4 arranged on opposite sides of the frame 2, are arranged.
- the three pairs of stands of the multi-daylight press 1 according to the invention are each formed by two integrally formed stand plates 27 and 28, each of which is H-shaped in the example, which is particularly the case which results from the simplified schematic diagram of FIG. 5.
- the side views of FIGS. 1 and 3 make it clear that the pairs of stands 27 and 28 each have their predetermined spacing via the spacers 16 already mentioned Are kept apart.
- 1 and 2 show that a total of four spacers 16 are provided per pair of stands, which each connect the stand plates 27 and 28 at their opposite ends, that is to say in the example case at the upper or lower end.
- Conventional fastening means such as screw connections, can be provided for fastening the spacers 16.
- This spaced arrangement of the stand plates 27 and 28 creates a space 29 between the stand plates 27 and 28, into which the pressure transmission brackets 21 are guided.
- the pressure transmission brackets 21 are in turn all identical to one another and are designed as a one-piece bracket component.
- each bracket component 21 consists of two identically designed U-shaped bracket plates 30 and 31 which are connected to one another via the spacer 19, which has also already been mentioned, so that the spaced arrangement of the bracket plates 30 and 31, which can be seen above all from FIG.
- two spacer halves 32 and 33 per spacer 19 are provided for articulating the piston rod 14 on both sides thereof.
- the respective pressure transmission brackets 21 of the upper press plate pack 6 are fastened to their uppermost press plate 8, while the pressure transmission brackets 21, which are assigned to the lower press plate pack 7, are fastened to the lowest one Press plate 9 of this package 7 are attached.
- the lowermost press plate of the upper package 6 and the uppermost press plate of the lower package 7 are each held in place in the press frame 2 by means of L-shaped fastening brackets, one of which is identified by the reference number 34 in FIG. 1.
- the press plate packs 6 and 7 each have two insulation boards 35 and 36 or 37 and 38 on their top and bottom sides.
- each press plate pack 6 and 7 is provided with additional pressure medium cylinders 39 and 40 in the embodiment shown.
- additional pressure medium cylinders 39 and 40 are provided per package 6 on each of the long sides of the press frame 2.
- Fig. 1 shows that the pressure cylinder 39 and 40 each connect two of the press plates of the associated package 6 and 7 with each other. This results on the one hand in guiding the press plates 8 and 9 and finally in the possibility of selectively opening and closing the pressure chambers 11 formed in each case by the associated press plates 8 and 9, respectively. Due to the construction of the multi-daylight press 1 according to the invention, when the pressure medium device 10 according to FIG.
- the multi-daylight press 1 is of course provided with the usual control devices and pressure medium sources and pressure medium lines in order to achieve the desired function.
- control devices and pressure medium sources and pressure medium lines in order to achieve the desired function.
- these components are not shown in detail in the figures and can be designed in the usual way.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Press Drives And Press Lines (AREA)
Abstract
Afin de simplifier le montage et de réduire les coûts de production d'une presse (1) à étages multiples, son bâti (2) comprend des paires de montants (3, 4) et des traverses (21) de transmission de la pression formés chacun en une seule pièce.In order to simplify the assembly and reduce the production costs of a multi-stage press (1), its frame (2) comprises pairs of uprights (3, 4) and pressure transmitting cross members (21) formed each in one piece.
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4119528 | 1991-06-13 | ||
DE4119528A DE4119528A1 (en) | 1991-06-13 | 1991-06-13 | MULTI-DAY PRESS |
Publications (1)
Publication Number | Publication Date |
---|---|
EP0543972A1 true EP0543972A1 (en) | 1993-06-02 |
Family
ID=6433876
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19920912420 Withdrawn EP0543972A1 (en) | 1991-06-13 | 1992-06-15 | Multi-tier press |
Country Status (6)
Country | Link |
---|---|
US (1) | US5327824A (en) |
EP (1) | EP0543972A1 (en) |
JP (1) | JPH06503049A (en) |
DE (1) | DE4119528A1 (en) |
UA (1) | UA26220C2 (en) |
WO (1) | WO1992022403A1 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07159028A (en) * | 1993-12-08 | 1995-06-20 | Yamamoto Tekkosho:Kk | Heating plate drying method for platelike material |
ATE200245T1 (en) * | 1996-05-06 | 2001-04-15 | Herbert Wild | PRESS, ESPECIALLY FOR PRESSING PLATE-SHAPED WORKPIECES |
DE19816073B4 (en) * | 1998-04-09 | 2006-02-09 | Robert Bürkle GmbH | Multi-chamber press |
FI4808U1 (en) | 2000-11-15 | 2001-01-18 | Raute Oyj | Press |
CN103481338A (en) * | 2013-09-01 | 2014-01-01 | 潜山华林木业有限公司 | Solid-wood jointed board forming device |
CN112318646B (en) * | 2020-11-20 | 2022-04-08 | 贵港市欣桐木业有限公司 | A compression fittings for plywood processing |
CN115488967B (en) * | 2022-09-15 | 2023-04-07 | 邳州市蚨瑞金木业有限公司 | Automatic compression fittings of plywood |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2094862A (en) * | 1934-11-26 | 1937-10-05 | Harbor Plywood Corp | Press for plywood |
US2349805A (en) * | 1941-05-20 | 1944-05-30 | Baldwin Locomotive Works | Molding press |
GB660577A (en) * | 1946-02-05 | 1951-11-07 | Viggo Berthelsen | Improvements in or relating to hydraulic presses |
US3041666A (en) * | 1959-01-20 | 1962-07-03 | Nordberg Manufacturing Co | Multiple opening hot plate press |
DE1153879B (en) * | 1960-08-16 | 1963-09-05 | Eugen Siempelkamp | Multi-layer press with locking device |
US3109363A (en) * | 1962-01-31 | 1963-11-05 | Adamson United Company | Press with removable pressure cylinders |
DE1182795B (en) * | 1962-10-17 | 1964-12-03 | Becker & Van Huellen | Multi-daylight press |
SE306873B (en) * | 1964-06-05 | 1968-12-09 | Fjellman R Ab | |
US3318014A (en) * | 1965-03-29 | 1967-05-09 | Dependable Machine Company Inc | Veneer redrying press and method of operation |
DE1958288U (en) * | 1967-01-26 | 1967-04-06 | Siempelkamp Gmbh & Co | PLATE PRESS. |
DE1728493A1 (en) * | 1967-10-28 | 1973-07-19 | Dieffenbacher Gmbh Maschf | HEATING PLATE PRESS |
US3840314A (en) * | 1968-06-27 | 1974-10-08 | Motala Verkstad Ab | Improved multi-story press with simultaneously opening and closing stories |
DE1949000B1 (en) * | 1969-09-27 | 1970-09-03 | Becker & Van Huellen | Multi-daylight press for pressing especially chipboard |
US3638559A (en) * | 1970-03-09 | 1972-02-01 | L & F Machine Co | Press |
DE2128427C3 (en) * | 1971-06-08 | 1980-02-21 | Becker & Van Huellen Niederrheinische Maschinenfabrik Gmbh & Co, 4150 Krefeld | Multi-daylight heating press for the production of chipboard |
US4222724A (en) * | 1978-12-08 | 1980-09-16 | Niederrheinische Maschinenfabrik Becker & Van Hullen | Multi-platen press for pressing chipboards and the like without spacer strips |
IT8121861V0 (en) * | 1981-05-22 | 1981-05-22 | Pagnoni Flli | SIMULTANEOUS CLOSING DEVICE OF THE TWO COMPARTMENTS OF A PRESS FOR THE PRODUCTION OF WOOD CHIPBOARDS OR FIBROSIS OR ITS SUBSTITUTES. |
US4873923A (en) * | 1986-05-16 | 1989-10-17 | Manning Douglas E | Hydraulic press platon support |
DE3702995A1 (en) * | 1987-02-02 | 1988-08-11 | Dieffenbacher Gmbh Maschf | HEATING PLATE PRESS IN WINDOW FRAME DESIGN |
DE8902360U1 (en) * | 1989-02-28 | 1989-06-29 | Wild, Herbert, 4835 Rietberg | Multi-daylight press |
DE9107328U1 (en) * | 1991-06-13 | 1991-08-22 | Wild, Herbert, 4835 Rietberg | Multi-daylight press |
-
1991
- 1991-06-13 DE DE4119528A patent/DE4119528A1/en active Granted
-
1992
- 1992-06-15 WO PCT/EP1992/001349 patent/WO1992022403A1/en not_active Application Discontinuation
- 1992-06-15 EP EP19920912420 patent/EP0543972A1/en not_active Withdrawn
- 1992-06-15 US US07/977,447 patent/US5327824A/en not_active Expired - Lifetime
- 1992-06-15 JP JP5500755A patent/JPH06503049A/en active Pending
- 1992-06-15 UA UA93004605A patent/UA26220C2/en unknown
Non-Patent Citations (1)
Title |
---|
See references of WO9222403A1 * |
Also Published As
Publication number | Publication date |
---|---|
US5327824A (en) | 1994-07-12 |
WO1992022403A1 (en) | 1992-12-23 |
JPH06503049A (en) | 1994-04-07 |
DE4119528A1 (en) | 1992-12-17 |
UA26220C2 (en) | 1999-07-19 |
DE4119528C2 (en) | 1993-03-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19930212 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH DE DK ES FR GB IT LI NL SE |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: WILD, HERBERT |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: WM WILD MASCHINEN GMBH |
|
17Q | First examination report despatched |
Effective date: 19941129 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19950711 |