WO2009147016A1 - Moule pour la fabrication de briques en béton - Google Patents

Moule pour la fabrication de briques en béton Download PDF

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Publication number
WO2009147016A1
WO2009147016A1 PCT/EP2009/056155 EP2009056155W WO2009147016A1 WO 2009147016 A1 WO2009147016 A1 WO 2009147016A1 EP 2009056155 W EP2009056155 W EP 2009056155W WO 2009147016 A1 WO2009147016 A1 WO 2009147016A1
Authority
WO
WIPO (PCT)
Prior art keywords
mold
core holder
core
holder strip
fastening
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.)
Ceased
Application number
PCT/EP2009/056155
Other languages
German (de)
English (en)
Inventor
Holger Stichel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kobra Formen GmbH
Original Assignee
Kobra Formen GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kobra Formen GmbH filed Critical Kobra Formen GmbH
Priority to DK09757399.2T priority Critical patent/DK2288480T3/da
Priority to ES09757399T priority patent/ES2374796T3/es
Priority to AT09757399T priority patent/ATE538912T1/de
Priority to EP09757399A priority patent/EP2288480B1/fr
Priority to PL09757399T priority patent/PL2288480T3/pl
Publication of WO2009147016A1 publication Critical patent/WO2009147016A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/16—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes
    • B28B7/18—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes the holes passing completely through the article
    • B28B7/183—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes the holes passing completely through the article for building blocks or similar block-shaped objects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/0002—Auxiliary parts or elements of the mould
    • B28B7/0014—Fastening means for mould parts, e.g. for attaching mould walls on mould tables; Mould clamps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/28—Cores; Mandrels

Definitions

  • the invention relates to a mold for the production of concrete blocks.
  • Such a mold contains at least one, typically a plurality of mold nests open at the top and at the bottom, which are bounded laterally by mold cavity walls.
  • the lower openings are closed and concrete amount is filled through the upper openings in the mold cavity.
  • Pressure plates inserted through the upper openings press on the concrete amount, which is solidified during a shaking process into dimensionally stable concrete shaped bricks, which can be removed from the mold after lifting the mold through the lower mold-nesting openings.
  • the core holder strips are subject to high cycling stresses and breakages of core holder strips often occur as damages in such forms.
  • the core holder strips can therefore also be held detachably on the side walls and / or the mold cores.
  • Known for this purpose are, for. B. from the DE10146344A1 Connections between mold cavity walls and core holder strips. It is also known to increase the recesses in the side walls laterally away from the core holder strips and to screw fastening bodies in the enlarged recesses, which jam the core holder strip in the recess.
  • For the detachable connection of the core holder strips with mandrels is provided in FR 2365418 A1, press clamping sleeves in holes through the core holder strips and aligned openings in cast iron cores.
  • the invention has for its object to provide a mold with an advantageous connection of a core holder strip with mold cores and / or side walls of a mold cavity.
  • the holding element By means of the holding element extending transversely to the longitudinal direction of the core holder strip and penetrating a separating surface and engaging in particular in the core holder strip, a positive connection of the core holder strip with the at least one fastening body and via this a reliable holder on the side wall and / or the mold core is advantageously possible.
  • the holding element can lie within the vertical extension of the core holder strip in a middle region in the case of the fiber core strip which is neutral to vertical deflection.
  • the retaining element in the vertical direction of the upper edge and lower edge of the core holder strip is removed by at least 20% of the height of the core holder strip.
  • said neutral fiber extends within the cross-sectional area of the support member.
  • the holding element is designed as a pin, bolt or the like with a circular cross-section and inserted into a recess, in particular a bore of the core holder strip and / or the fastening body, wherein advantageously core holder strip and / or fastening body relative to the pin about the pin axis at least one small amount are rotatable.
  • the pin axis runs horizontally transversely to the longitudinal direction of the core holder strip.
  • the lower edge of the core holder strip When connecting the core holder strip with a side wall of the mold cavity, the lower edge of the core holder strip preferably has a small gap to the bottom of the recess in the side wall of the mold cavity, so that in particular in the vertical direction, the entire forces between the side wall and core holder strip are transmitted via the holding element.
  • the lower edge of the core holder strip rests on the bottom of the recess of the side wall and vertical forces exerted by the side wall upwards on the core holder strip can be transmitted via the lower edge of the core holder strip.
  • the recess in the fastening body can also be designed as a vertical slot or open down.
  • the holding element can be biased to deflection.
  • the core holder strip is held by two fastening bodies, which are opposite to the longitudinal direction opposite opposite sides of the core holder strip, and at least one holding element on a side wall.
  • a holding element in particular a pin or the like, inserted through an opening, in particular a bore, the core holder strip and is located on both sides projecting portions in corresponding recesses, in particular holes of the two fastening body.
  • the two fastening bodies can also, preferably below the core holder strip, be connected to one another as two partial fastening bodies and form a bracket with a receptacle for the core holder strip.
  • the retaining element can be guided through one of the partial fastening body.
  • the horizontal and vertical directional labels are referred to the regular operating position of the mold in which upper and lower openings of the mold cavities are vertically spaced and the longitudinal direction of the core holder rail is horizontal.
  • the holding element can advantageously be pressed into the opening through the core holder strip.
  • continuous holding element and separate holding elements may be provided, which protrude from both sides in an opening, in particular a bore of the core holder strip. It can also be provided to brace one or two fastening bodies laterally against the core holder strip.
  • the fastening body is advantageously arranged directly on the side wall delimiting the mold cavity and forms a partial surface of the side wall in its recess.
  • the fastening body is advantageously connected by at least one, preferably two screw, whose screw axes are substantially vertical, connected to the side wall, for which in this advantageously at the bottom of the recess of the side wall threaded holes are introduced.
  • a corresponding holding device can be provided for the preferably detachable connection, between the core holder strip and a mold core.
  • the fastening body may be designed in the same or similar construction as the fastening body for connecting the core holder strip with a side wall, wherein the mandrel lower restrictions are given in terms of available space and therefore more deviating from the wall mounting versions of the fastening body and / or their attachment the mandrel are possible.
  • the longitudinally spaced fastening bodies are preferably fastened to the mold core individually and separately from one another.
  • the mold core consists in a preferred embodiment, at least partially made of plastic, wherein preferably fastening means, to which the fastening body are releasably secured, are embedded in the plastic.
  • the plastic can be designed as a connecting element to metallic parts of the mold core.
  • the mold core is preferably made predominantly of plastic and, in particular, has a plastic surface as a surface to be assigned to the mold cavity and in contact with concrete in the mold cavity.
  • the plastic is preferably designed as a solidified in the mold core from a liquid phase plastic casting.
  • FIG. 1 shows a detail of FIG. 1
  • FIG. 3 is a sectional view of a holding device
  • FIG. 4 shows a variant of FIG. 2,
  • Fig. 6 is a core holder strip for attachment to a number of
  • FIG. 7 shows the arrangement of FIG. 6 after attachment
  • FIG. 8 shows the fastening body with core holder strip and core attachment structures to FIG. 7, FIG.
  • Fig. 11 is an oblique view of a mold.
  • Fig. 1 shows a view obliquely from above a mold FO for the production of hollow blocks.
  • the shape in each case has a plurality of mold cavities FN in two rows extending in the transverse direction y of a row with a rectangular coordinate system drawn in.
  • nests are two each arranged in the longitudinal direction x spaced successive mandrels FK, which are held on core holder strips KHL.
  • the mold cavities FN are limited in the transverse direction y by longitudinal walls LW and in the longitudinal direction x by transverse walls QWA, QWI.
  • the transverse walls QWI are spaced apart in the example shown in the longitudinal direction x and the gap is covered by cover plates DP.
  • the core holder strips KHL are designed continuously in the longitudinal direction between the oppositely disposed outer transverse walls QWA and are inserted into recesses of the transverse walls QWA and the transverse walls QWI from the upper side of the mold and held in the side walls.
  • the holding devices are shown in more detail in FIGS. 2 and 3.
  • Recesses are made in the side walls of the upper edges, which have a wider recess area AH and a narrower, but deeper recessed area AL.
  • the recessed areas may also have a uniform depth.
  • Attachment bodies BK1, BK2 are arranged opposite one another in the transverse direction y on both sides of the core holder strip KHL and inserted into the recess areas AH.
  • the fastening bodies are fastened to the side wall by means of two screws SB, for which threaded holes GW in the z-direction are made running in the side wall at the base of the recess areas AH.
  • the height of the core holder strip KHL in the z-direction is larger than the extent of the recesses AH and the attachment body BK1, BK2 in the z-direction and the core holder bar protrudes into the lower recess area AL in the example outlined.
  • the lower edge of the core holder strip KH is preferably se vertically spaced by a narrow gap SP from the bottom of the recess portion AL.
  • a perpendicular to the longitudinal direction x extending in the transverse direction bore BL is introduced.
  • a pin or bolt BO is inserted with mutual projection in this hole BL.
  • the pin BO is preferably pressed into the bore BL.
  • the bore BL is advantageously spaced by at least 20% of the height of the core holder strip from the upper edge of the core holder strip and from the lower edge of the core holder strip.
  • a phase of the core holder strip which is neutral in terms of vertical deflection extends in the vertical region of the bore BL.
  • the fastening bodies BK1, BK2 are preferably mirror-symmetrical to each other and each have a bore BB, which extends in the transverse direction y.
  • the sides of the core holder strip KHL projecting in the y-direction regions of the pin BO engage in these bores BB and connect the mounting body BK1, BK2 in the x and z direction via the pin BO positive fit with the core holder strip.
  • the fastening bodies BK1, BK2 are detachably fastened to the side wall via the screw connections with the screws SB in the threaded bores GW.
  • the pin BO advantageously allows a relative rotation between the core holder strip KHL and mounting bodies BK1, BK2 about the center axis BA of the pin. As a result, a dynamic vertical deflection of the core holder strip during the shaking operation is advantageously taken into account. wear. Due to the small gap SP between the lower edge of the core holder strip KHL and the bottom of the recess area AL in the side wall, the core holder strip is held with defined force ratios solely via the fastening bodies BK1, BK2 and the positive connection with them via the pin BO.
  • the core holder strip KHL is in the example sketched by a small amount beyond the upper boundary plane OE of the mold.
  • the fastening body BK1, BK2 are with their upper edges substantially flush with this upper boundary plane.
  • FIG. 4 shows a modification of the embodiment according to FIG. 1 and FIG. 2 as a section of the stone field of the mold.
  • two successive mold cavities FN in the longitudinal direction x are separated only by a plate-shaped intermediate wall and the fastening bodies BK1, BK2 in recesses of this intermediate wall ZW are chamfered at their upper edge on both sides towards the subsequent mold cavities.
  • the side faces of the fastening bodies facing in the x-direction run flush with the surfaces of the intermediate wall ZW which are assigned to the mold cavity.
  • Fig. 5 shows in isolated form of the form of a mandrel assembly according to the example of FIG. 4 with a core holder strip KHL, attached to this form cores FK and mounting bodies BKA to the outside transverse walls and BKZ to the intermediate wall ZW as lying between adjacent mold nests transverse wall.
  • FIG. 6 shows an oblique view of an assembly of two assemblies, namely a core holder strip with a plurality of Befest Trentskör- BKA, BKB and a group of four cores FKS.
  • Fig. 7 shows the arrangement in the assembled state, in which the mandrels FKS are connected via the attachment body BKA, BKB with the core holder strip KHL.
  • the mandrels FKS are formed in a particularly advantageous embodiment by plastic casting by a plastic material is introduced in a liquid phase in a the external shape of the mandrels FKS predetermining mold and solidifies in the mold, in particular by polymerization.
  • a plastic mold core additionally contains mechanically stabilizing structures, preferably of metal, which are advantageously already contained in the mold during introduction of the liquid plastic material into the mold and are at least predominantly surrounded by the plastic material and solidified after solidification of the plastic material are embedded.
  • Such mechanically stabilizing structures can in particular also serve as fastening means for connection to the fastening bodies, in that preferably mechanically stressed fastening structures are embodied in such preferably metallic reinforcements, for example as threaded bores and / or contact surfaces.
  • Fig. 8 shows a compilation of a core holder strip KHL and a plurality of such mechanical stiffening structures, which are connected via fastening body BKA, BKB with the core holder strip.
  • fastening body BKA, BKB is connected via fastening body BKA, BKB with the core holder strip.
  • two fastening bodies are arranged opposite to lying on both sides of the core holder strip.
  • two pairs of fastening bodies BKA and BKB are provided for each mold core FKS, which are arranged spaced apart from one another in the longitudinal direction x of the core holder strip within the longitudinal extent of the respective mold core.
  • the mutual distance in the longitudinal direction between the connection point of the fastening body BKA with the core holder strip on the one hand and the junction of the fastening body BKB with the core holder strip on the other hand is advantageously at least 30%, in particular at least 50% of the longitudinal extent of the mandrel in the longitudinal direction x in the region of a receiving recess FAL in the mandrel for the core holder strip KHL.
  • Said mutual distance of the fastening bodies BKA from the fastening bodies BKB is advantageously at most 90%, in particular at most 80% of the mentioned longitudinal extent of the mold core in the region of the core holder strip KHL.
  • the tops of the mounting body BKA, BKB are advantageously in a plane with the top of the mold core.
  • the mechanical reinforcing structures shown in an oblique view in FIG. 8 consist, in the example of an example sketched, of a fastening section BR to which the fastening bodies BKA or BKB are detachably fastened, preferably screwed.
  • the attachment portion BR advantageously extends as a bridge portion under the core holder bar with advantageously a small vertical distance to this under the core holder bar through to both sides of the core holder strip, so that both fastening body BKA or BKB a pair are each connected to the same Befest Trentsab- section BR.
  • the fastening section BR is connected to anchoring structures BT, which are advantageously predominantly, in particular completely embedded in the plastic material of the mold core.
  • anchoring structures BT For firm anchoring of the anchoring elements BT can be provided in these additional structures such as openings AD, which are completely surrounded by the plastic material and embedded in the cured plastic.
  • the fastening section BR and the anchoring structures BT can in particular be welded together or also made in one piece with each other. A mechanical coupling of the fastening sections BR with the anchoring structures BT via further plastic material is also possible.
  • the arrangement of FIG. 8 can also be used for the production of plastic cores themselves by the arrangement with the outer shape of the plastic mold cores defining molds is connected and the core holder strip KHL with the mounting bodies BKA, BKB and the mounting portions BR and the anchoring elements BT the mechanical stiffening structures are used in molds of the cores.
  • the core holder strip and the fastening bodies they can be coated so that the plastic does not adhere to it or it can be provided instead of the core holder strip and the fastening body correspondingly shaped replacement body, which cause that in the mold cores FKS the in Fig 6, obliquely visible recesses FAA, FAB for the fastening bodies and the groove FAL for the core holder strip.
  • FIG. 9 shows a section through FIG. 6 in a yz-sectional plane at the longitudinal position of fastening bodies BKA.
  • the mold core FKS has a downwardly tapering contour with slightly inclined to the vertical side surfaces and a tapered bottom. Such a form is in itself customary.
  • the plastic material of the mold core FKS of the mounting portion BR and the stiffening element BT are embedded and firmly anchored, whereby the recesses AD in the anchoring element BT are flowed through by the plastic.
  • An upper edge of the mounting portion BR extends to recesses FAA, which are open to the top of the mold core and serve to receive the mounting body BR.
  • threaded holes GB are provided in the mounting portion BR, in which fastening screws FSB are screwed to connect the mounting body BKA in the recesses FAA fixed to the mounting section BR.
  • the undersides of the attachment body BKA, BKB can advantageously rest on the top of the mounting portion BR.
  • the mounting portion BR has below a recess FAL for the core holder strip on a recess AB, which is spaced in the assembled state of the core holder strip.
  • a groove AG adapted to the lower edge of the core holder strip is formed and in the assembled state shown in FIG. 10, the core holder strip KHL engages with its lower edge in this groove and is preferably pressed into the groove with prestressing ,
  • Such a bias voltage can be generated when fastening the fastening body BKA to the fastening section BR via the fastening screws FSB, which engage in bores of the fastening bodies BKA and extend through them as far as the fastening section BR and into the threaded bores GB thereof.
  • FIG. 9 and FIG. 10 For the connection of the fastening bodies BKA with the core holder strip KHL via the bolts BO, a further particularly advantageous embodiment is sketched in FIG. 9 and FIG. 10, in which the bolts BO are not inserted in bores of the fastening bodies which fix radially on all sides with respect to the drilling axis but in which in the fastening bodies BKA from the bottom side downwardly open grooves AA are milled, in which the bolts include BO.
  • the fastening bodies BKA fix the bolts BO only against a displacement upwards and against displacements in the longitudinal direction x and transverse direction y of the arrangement. A displacement of the core holder strip with the bolts relative to the fastening bodies downwards is blocked by abutment of the lower edge of the core holder strip KH on the plastic in the groove AG.
  • the core holder strip KHL can be advantageously clamped in the x-direction under bias in the groove FAL of the plastic core, for which in the manufacture of the plastic body, for example, a replacement body for the core holder strip is used, which has a small undersize compared to the core holder strip.
  • the attachment body BKA, BKB can be represented by spare body in the manufacture of the plastic core.
  • FIG. 11 shows an arrangement in which a mold core arrangement with a plurality of cores is inserted into mold cavities of a mold and via a core holder rail.
  • the core holder strip is connected both to the mold cores FKS and to side walls QWA, QWI of the mold via fastening bodies BK in the described manner, wherein the fastening bodies BK on the side walls are different from those on the mold cores can.

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Moulds, Cores, Or Mandrels (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Producing Shaped Articles From Materials (AREA)
  • Compositions Of Oxide Ceramics (AREA)

Abstract

L'invention concerne un moule (FO) pour la fabrication de briques en béton comprenant au moins un noyau de moule (FK) retenu sur une baguette de retenue de noyau (KHL). La baguette de retenue de noyau est reliée de manière avantageuse à une paroi latérale (QWA; QWI) délimitant les cavités (FN) du moule et/ou sur le noyau de moule.
PCT/EP2009/056155 2008-06-05 2009-05-20 Moule pour la fabrication de briques en béton Ceased WO2009147016A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DK09757399.2T DK2288480T3 (da) 2008-06-05 2009-05-20 Form til fremstilling af betonformsten
ES09757399T ES2374796T3 (es) 2008-06-05 2009-05-20 Molde para fabricar bloques moldeados de hormigón.
AT09757399T ATE538912T1 (de) 2008-06-05 2009-05-20 Form zur herstellung von betonformsteinen
EP09757399A EP2288480B1 (fr) 2008-06-05 2009-05-20 Moule pour la fabrication de briques en béton
PL09757399T PL2288480T3 (pl) 2008-06-05 2009-05-20 Forma do wytwarzania kształtek betonowych

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102008002227 2008-06-05
DE102008002227.6 2008-06-05
DE102008061019.4 2008-12-08
DE102008061019A DE102008061019A1 (de) 2008-06-05 2008-12-08 Form zur Herstellung von Betonformsteinen

Publications (1)

Publication Number Publication Date
WO2009147016A1 true WO2009147016A1 (fr) 2009-12-10

Family

ID=41268940

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2009/056155 Ceased WO2009147016A1 (fr) 2008-06-05 2009-05-20 Moule pour la fabrication de briques en béton

Country Status (7)

Country Link
EP (1) EP2288480B1 (fr)
AT (1) ATE538912T1 (fr)
DE (1) DE102008061019A1 (fr)
DK (1) DK2288480T3 (fr)
ES (1) ES2374796T3 (fr)
PL (1) PL2288480T3 (fr)
WO (1) WO2009147016A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102310468A (zh) * 2010-07-06 2012-01-11 湖南华廷筑邦建材有限公司 空心盒的成型模
CN107116666A (zh) * 2017-07-03 2017-09-01 安徽宝业建工集团有限公司 带有窗洞模组的pc墙板模具
CN107618096A (zh) * 2017-07-28 2018-01-23 宁夏大林科技有限公司 复合管道生产模具

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105058563B (zh) * 2015-08-18 2017-10-17 太仓富莱克斯模具科技有限公司 一种含有拼装挂杆的制砖模具
CN105058560B (zh) * 2015-08-18 2017-09-01 太仓富莱克斯模具科技有限公司 一种螺栓快装制砖模具
MA60448B1 (fr) * 2023-05-17 2025-03-28 Aboris Group Système de montage boulonné pour noyaux de moules en aciers

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2365418A1 (fr) 1976-09-24 1978-04-21 Garin Guy Outillage en elements interchangeables pour moulage de blocs de beton
DE10146344A1 (de) 2001-09-20 2003-04-10 Kobra Formen Gmbh Form zur Herstellung von Formkörpern
WO2006128458A1 (fr) 2005-06-01 2006-12-07 Kvm Industrimaskiner A/S Paroi interieure autoportante a utiliser dans un equipement de coulee de beton utilise dans des machines de coulee de beton

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2365418A1 (fr) 1976-09-24 1978-04-21 Garin Guy Outillage en elements interchangeables pour moulage de blocs de beton
DE10146344A1 (de) 2001-09-20 2003-04-10 Kobra Formen Gmbh Form zur Herstellung von Formkörpern
WO2006128458A1 (fr) 2005-06-01 2006-12-07 Kvm Industrimaskiner A/S Paroi interieure autoportante a utiliser dans un equipement de coulee de beton utilise dans des machines de coulee de beton

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102310468A (zh) * 2010-07-06 2012-01-11 湖南华廷筑邦建材有限公司 空心盒的成型模
CN107116666A (zh) * 2017-07-03 2017-09-01 安徽宝业建工集团有限公司 带有窗洞模组的pc墙板模具
CN107116666B (zh) * 2017-07-03 2018-03-30 安徽宝业建工集团有限公司 带有窗洞模组的pc墙板模具
CN107618096A (zh) * 2017-07-28 2018-01-23 宁夏大林科技有限公司 复合管道生产模具

Also Published As

Publication number Publication date
DK2288480T3 (da) 2012-02-20
EP2288480B1 (fr) 2011-12-28
DE102008061019A1 (de) 2009-12-10
ATE538912T1 (de) 2012-01-15
PL2288480T3 (pl) 2012-07-31
ES2374796T3 (es) 2012-02-22
EP2288480A1 (fr) 2011-03-02

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