WO2011076151A1 - Core pulling molding device of pressure-type hollow brick machine - Google Patents

Core pulling molding device of pressure-type hollow brick machine Download PDF

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Publication number
WO2011076151A1
WO2011076151A1 PCT/CN2011/070010 CN2011070010W WO2011076151A1 WO 2011076151 A1 WO2011076151 A1 WO 2011076151A1 CN 2011070010 W CN2011070010 W CN 2011070010W WO 2011076151 A1 WO2011076151 A1 WO 2011076151A1
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Prior art keywords
mold
hollow brick
core
cavity
lower mold
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French (fr)
Chinese (zh)
Inventor
张瑞福
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Quanzhou Fengze Fufan Mechanical Co Ltd
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Quanzhou Fengze Fufan Mechanical Co Ltd
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    • 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
    • B28B7/0097—Press moulds; Press-mould and press-ram assemblies
    • 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
    • B28B7/28—Cores; Mandrels
    • B28B7/285—Core puller

Definitions

  • the present invention relates to the construction of a hollow brick machine, and more particularly to a core forming apparatus for a pressure type hollow brick machine.
  • the main structure of the hollow brick machine generally comprises a feeding device, a distributing device and a forming device, and the feeding device provides a mixture composed of raw materials such as cement, sand, stone powder and water, and the distributing device evenly distributes the mixture.
  • the molding apparatus vibrates and presses the mixture to form a vibration.
  • the molding device generally comprises a mold frame, a lower mold and an upper pressing head, wherein the mold frame is provided with a partition plate dividing the inner space of the mold frame into a plurality of mold cavities, and the lower mold is disposed in the mold cavity during the cloth to form the hollow brick through hole. Mold core rod.
  • the upper pressing head and the lower mold respectively pressurize the mixture in the mold frame from the upper and lower directions. After the hollow brick is formed, the lower mold pushes the hollow brick upward to achieve demolding.
  • the above-mentioned core rod is located in the cavity, which causes certain difficulties for the cloth, and it is difficult for the mixture to fully fill the entire cavity, although the mixture can be filled with the cavity by vibration molding, but the strong vibration will bring There are many problems.
  • the lower mold first lifts the hollow brick upward from the mold frame, and after the robot clamps the hollow brick, the lower mold moves downward to pull the mold core rod out of the hollow brick, because there is no lower mold support at the bottom of the hollow brick at this time. When the core rod is pulled out, the hollow brick is easily damaged.
  • the invention provides a core forming device for a pressure type hollow brick machine
  • the main purpose is to overcome the difficulty of the mold of the existing hollow brick machine, and it is easy to damage the hollow brick when demoulding.
  • the invention adopts the following technical solutions:
  • the core forming device of the pressure type hollow brick machine The upper pressing head, the mold frame and the lower mold, the mold cavity is formed in the mold frame, the upper pressing head and the lower mold are respectively located above and below the mold cavity, and a core plate is disposed below the lower mold.
  • the core plate is provided with a core rod slidably disposed in the lower mold and extending upward into the cavity.
  • the core forming device of the aforementioned pressure type hollow brick machine A partition is fixed in the mold frame by screws, and the partition divides the space in the mold frame into the cavity.
  • the core rod is fixed to the upper side of the core plate by screws.
  • the present invention has the following advantages over the prior art:
  • the core rod can be stretched up and down with respect to the lower mold, the core rod can be contracted downwardly so that the top end is flush with the top surface of the lower mold, and there is no mold core bar in the mold cavity, which is easy.
  • the core rod is extended upward into the cavity to insert into the mixture to form a through hole of the hollow brick, and the mixture in the cavity can be pressed to the periphery to make it compact. It can be seen that the present invention has the advantage that the fabric is easy and the mixture in the cavity can be compacted without vibration.
  • the core rod when demoulding, can be first retracted downward to be pulled out from the hollow brick, and then the lower mold is pushed up from the cavity, and the core rod is pulled out from the hollow brick.
  • the lower mold is still supported under the hollow brick, and the hollow brick is not damaged by the extraction of the core rod.
  • the partition plate and the mandrel bar in the mold frame are all detachable connections, so when producing hollow bricks of different types and structures, it is only necessary to replace the partition plate and the mandrel bar without replacing the entire mold frame and the lower part. Mode, saving time and cost.
  • Figure 1 is a schematic view of the structure of the present invention
  • FIG. 2 is a schematic top plan view of a mold frame of the present invention.
  • Core forming device for pressure type hollow brick machine Referring to Fig. 1, including an upper pressing head 1, a mold frame 2, and a lower mold 3, and referring to Fig. 2, a plurality of partition plates 21 are fixed by screws in the mold frame 2, and each partition plate 21 separates spaces in the mold frame 2.
  • a plurality of mold cavities 20 are formed.
  • the upper pressing head 1 and the lower mold 3 are respectively located above and below the cavity 20 .
  • a core plate 4 is disposed under the lower die 3, and the core plate 4 is provided with a cored bar 41 slidably disposed in the lower die 3 and extending upward into the cavity 20.
  • Each of the mandrel bars 41 is fixed to the upper side of the core plate 4 by screws.
  • the top surface of the lower mold 3 is located at the bottom end surface of the cavity 20 and is flush with it, and the top end surface of the core rod 41 is flush with the top surface of the lower mold 3, and at this time, there is no core rod 41 in the cavity 20.
  • Barrier easy to fabric; when the fabric is finished, the core rod 41 is extended upward into the cavity 20 to be inserted into the mixture to form a through hole of the hollow hollow brick, and the mixture in the cavity 20 can be squeezed around. Make it firm.
  • the core rod 41 may be first retracted downward to be pulled out from the formed hollow brick, and then the lower mold 3 is upwardly lifted away from the cavity 20, and the core rod 41 is pulled out from the hollow brick. In the process, the lower mold 3 is still supported under the hollow brick, and the hollow brick is not damaged by the pulling out of the core rod 41.
  • each of the partition plates 21 and the mold frame 2 are connected by screws, and thus are detachable, and the partition plates 21 are replaceable; the core rods 41 and the core sheets 4 are connected by screws, so that the core is The stick 41 is replaceable. Therefore, it is only necessary to replace the partition plate 21 and the mandrel bar 41 without replacing the entire mold frame 2 and the lower mold 3, thereby producing hollow bricks having different shapes and different through hole shapes, which saves time and cost compared with the conventional mold.
  • Core forming device for pressure type hollow brick machine Referring to Fig. 1, including an upper pressing head 1, a mold frame 2, and a lower mold 3, and referring to Fig. 2, a plurality of partition plates 21 are fixed by screws in the mold frame 2, and each partition plate 21 separates spaces in the mold frame 2.
  • a plurality of mold cavities 20 are formed.
  • the upper pressing head 1 and the lower mold 3 are respectively located above and below the cavity 20 .
  • a core plate 4 is disposed under the lower die 3, and the core plate 4 is provided with a cored bar 41 slidably disposed in the lower die 3 and extending upward into the cavity 20.
  • Each of the mandrel bars 41 is fixed to the upper side of the core plate 4 by screws.
  • the top surface of the lower mold 3 is located at the bottom end surface of the cavity 20 and is flush with it, and the top end surface of the core rod 41 is flush with the top surface of the lower mold 3, and at this time, there is no core rod 41 in the cavity 20.
  • Barrier easy to fabric; when the fabric is finished, the core rod 41 is extended upward into the cavity 20 to be inserted into the mixture to form a through hole of the hollow hollow brick, and the mixture in the cavity 20 can be squeezed around. Make it firm.
  • the core rod 41 may be first retracted downward to be pulled out from the formed hollow brick, and then the lower mold 3 is upwardly lifted away from the cavity 20, and the core rod 41 is pulled out from the hollow brick. In the process, the lower mold 3 is still supported under the hollow brick, and the hollow brick is not damaged by the pulling out of the core rod 41.
  • each of the partition plates 21 and the mold frame 2 are connected by screws, and thus are detachable, and the partition plates 21 are replaceable; the core rods 41 and the core sheets 4 are connected by screws, so that the core is The stick 41 is replaceable. Therefore, it is only necessary to replace the partition plate 21 and the mandrel bar 41 without replacing the entire mold frame 2 and the lower mold 3, thereby producing hollow bricks having different shapes and different through hole shapes, which saves time and cost compared with the conventional mold.
  • the fabric of the invention is easy, the mixture in the cavity can be compacted without vibration, and the demoulding is easy, the hollow brick is not damaged by the extraction of the core rod, and only needs to be replaced when producing hollow bricks of different types and structures.
  • the separator and the mandrel bar save time and cost by eliminating the need to replace the entire mold frame and lower die. Therefore, the present invention has good industrial applicability.

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Moulds, Cores, Or Mandrels (AREA)

Abstract

A core pulling molding device of a pressure-type hollow brick machine comprises an upper pressure head (1), a mold framework (2) and a lower mold (3). Mold cavities (20) are formed in the mold framework, and the upper pressure head and the lower mold are respectively positioned above and below the mold cavities. A mold core plate (4) is arranged below the lower mold, and mold core rods (41) which can penetrate slidingly through the lower mold and extend upwards into the mold cavities are arranged on the mold core plate. In the production process of hollow bricks, the invention makes the material distribution, molding and demolding easier.

Description

压力式空心砖机的抽芯成型装置  Core forming device for pressure type hollow brick machine 技术领域Technical field

本发明涉及空心砖机的结构，具体地说是指 压力式空心砖机的抽芯成型装置 。  The present invention relates to the construction of a hollow brick machine, and more particularly to a core forming apparatus for a pressure type hollow brick machine.

背景技术Background technique

现有技术中，空心砖机的主要结构一般包括供料装置、布料装置和成型装置等，供料装置提供由水泥、沙子、石粉和水等原料组成的混合料，布料装置将混合料均匀分布于成型装置中，成型装置通过震动和加压的方式使混合料震动成型。 In the prior art, the main structure of the hollow brick machine generally comprises a feeding device, a distributing device and a forming device, and the feeding device provides a mixture composed of raw materials such as cement, sand, stone powder and water, and the distributing device evenly distributes the mixture. In the molding apparatus, the molding apparatus vibrates and presses the mixture to form a vibration.

成型装置通常包括模框架、下模和上压头，模框架中设有将模框架内部空间分隔成多个模腔的隔板，下模设有在布料时位于模腔中以形成空心砖通孔的模芯棒。成型时，上压头和下模分别自上、下两个方向对模框架中的混合料加压，在空心砖成型后，下模将空心砖向上顶以实现脱模。 The molding device generally comprises a mold frame, a lower mold and an upper pressing head, wherein the mold frame is provided with a partition plate dividing the inner space of the mold frame into a plurality of mold cavities, and the lower mold is disposed in the mold cavity during the cloth to form the hollow brick through hole. Mold core rod. During molding, the upper pressing head and the lower mold respectively pressurize the mixture in the mold frame from the upper and lower directions. After the hollow brick is formed, the lower mold pushes the hollow brick upward to achieve demolding.

在布料时，上述模芯棒即位于模腔中，这给布料造成了一定困难，混合料难以充分填满整个模腔，虽然通过振动成型可使混合料充满模腔，但强烈的振动会带来诸多问题。另外，在脱模时，下模先将空心砖向上顶离模框架，机械手将空心砖夹紧后，下模向下移动将模芯棒从空心砖中拔出，由于此时空心砖底部已没有下模支撑，模芯棒被拔出过程中容易使空心砖损坏。 In the case of cloth, the above-mentioned core rod is located in the cavity, which causes certain difficulties for the cloth, and it is difficult for the mixture to fully fill the entire cavity, although the mixture can be filled with the cavity by vibration molding, but the strong vibration will bring There are many problems. In addition, during demolding, the lower mold first lifts the hollow brick upward from the mold frame, and after the robot clamps the hollow brick, the lower mold moves downward to pull the mold core rod out of the hollow brick, because there is no lower mold support at the bottom of the hollow brick at this time. When the core rod is pulled out, the hollow brick is easily damaged.

技术问题technical problem

本发明提供 压力式空心砖机的抽芯成型装置 ，其主要目的在于克服现有空心砖机的模具布料困难，脱模时容易使空心砖受到损坏的缺点。  The invention provides a core forming device for a pressure type hollow brick machine The main purpose is to overcome the difficulty of the mold of the existing hollow brick machine, and it is easy to damage the hollow brick when demoulding.

技术解决方案Technical solution

本发明采用如下技术方案： 压力式空心砖机的抽芯成型装置 ，包括上压头、模框架和下模，模框架内形成模腔，所述上压头和下模分别位于所述模腔的上、下方，其下模的下方设有一模芯板，该模芯板上设有可滑动穿设于所述下模中并可向上伸入所述模腔中的模芯棒。 The invention adopts the following technical solutions: The core forming device of the pressure type hollow brick machine The upper pressing head, the mold frame and the lower mold, the mold cavity is formed in the mold frame, the upper pressing head and the lower mold are respectively located above and below the mold cavity, and a core plate is disposed below the lower mold. The core plate is provided with a core rod slidably disposed in the lower mold and extending upward into the cavity.

前述压力式空心砖机的抽芯成型装置 ，其模框架内通过螺钉固定有隔板，隔板将模框架内的空间分隔成所述的模腔。 The core forming device of the aforementioned pressure type hollow brick machine A partition is fixed in the mold frame by screws, and the partition divides the space in the mold frame into the cavity.

前述压力式空心砖机的抽芯成型装置 ，其模芯棒通过螺钉锁固在所述模芯板的上方。 In the core forming device of the pressure type hollow brick machine, the core rod is fixed to the upper side of the core plate by screws.

有益效果Beneficial effect

由上述对本发明结构的描述可知，和现有技术相比，本发明具有如下优点： From the above description of the structure of the present invention, the present invention has the following advantages over the prior art:

一，由于模芯棒可相对下模上下伸缩，因此在布料时，可使模芯棒向下缩使其顶端与下模的顶面平齐，这时模腔中没有模芯棒阻隔，容易布料，在布料完成后，再使模芯棒向上伸入模腔插入混合料中，以形成空心砖的通孔，并可将模腔中的混合料向四周挤压，使其紧实，由此可见，本发明具有布料容易，无需振动即可使模腔中的混合料紧实的优点。 First, since the core rod can be stretched up and down with respect to the lower mold, the core rod can be contracted downwardly so that the top end is flush with the top surface of the lower mold, and there is no mold core bar in the mold cavity, which is easy. After the fabric is finished, the core rod is extended upward into the cavity to insert into the mixture to form a through hole of the hollow brick, and the mixture in the cavity can be pressed to the periphery to make it compact. It can be seen that the present invention has the advantage that the fabric is easy and the mixture in the cavity can be compacted without vibration.

二，脱模时，可先使模芯棒向下缩回以从空心砖中拔出，再使下模向上将空心砖顶离模腔，在模芯棒从空心砖中向下拔出的过程中，下模仍然支撑在空心砖的下方，空心砖不会因为模芯棒的拔出而受损。 Second, when demoulding, the core rod can be first retracted downward to be pulled out from the hollow brick, and then the lower mold is pushed up from the cavity, and the core rod is pulled out from the hollow brick. The lower mold is still supported under the hollow brick, and the hollow brick is not damaged by the extraction of the core rod.

三，模框架中的隔板和模芯棒均是可拆换式的连接，因此在生产不同型号和结构的空心砖时，只需更换隔板和模芯棒，而无需更换整个模框架和下模，节约时间和成本。 Third, the partition plate and the mandrel bar in the mold frame are all detachable connections, so when producing hollow bricks of different types and structures, it is only necessary to replace the partition plate and the mandrel bar without replacing the entire mold frame and the lower part. Mode, saving time and cost.

附图说明DRAWINGS

图1为本发明的结构示意图； Figure 1 is a schematic view of the structure of the present invention;

图2为本发明模框架的俯视结构示意图。 2 is a schematic top plan view of a mold frame of the present invention.

本发明的最佳实施方式BEST MODE FOR CARRYING OUT THE INVENTION

压力式空心砖机的抽芯成型装置 ，参照图1，包括上压头1、模框架2和下模3，同时参照图2，模框架2内通过螺钉固定有多块隔板21，各隔板21将模框架2内的空间分隔成多个模腔20。所述上压头1和下模3分别对应位于所述模腔20的上、下方。下模3的下方设有一模芯板4，该模芯板4上设有可滑动穿设于所述下模3中并可向上伸入所述模腔20中的模芯棒41。各模芯棒41通过螺钉锁固在所述模芯板4的上方。 Core forming device for pressure type hollow brick machine Referring to Fig. 1, including an upper pressing head 1, a mold frame 2, and a lower mold 3, and referring to Fig. 2, a plurality of partition plates 21 are fixed by screws in the mold frame 2, and each partition plate 21 separates spaces in the mold frame 2. A plurality of mold cavities 20 are formed. The upper pressing head 1 and the lower mold 3 are respectively located above and below the cavity 20 . A core plate 4 is disposed under the lower die 3, and the core plate 4 is provided with a cored bar 41 slidably disposed in the lower die 3 and extending upward into the cavity 20. Each of the mandrel bars 41 is fixed to the upper side of the core plate 4 by screws.

布料时，下模3的顶面位于模腔20的底端面并与之平齐，模芯棒41的顶端面与下模3的顶面平齐，这时模腔20中没有模芯棒41阻隔，容易布料；当布料完成后，再使模芯棒41向上伸入模腔20插入混合料中，以形成空心空心砖的通孔，并可将模腔20中的混合料向四周挤压，使其紧实。 When the cloth is clothed, the top surface of the lower mold 3 is located at the bottom end surface of the cavity 20 and is flush with it, and the top end surface of the core rod 41 is flush with the top surface of the lower mold 3, and at this time, there is no core rod 41 in the cavity 20. Barrier, easy to fabric; when the fabric is finished, the core rod 41 is extended upward into the cavity 20 to be inserted into the mixture to form a through hole of the hollow hollow brick, and the mixture in the cavity 20 can be squeezed around. Make it firm.

脱模时，可先使模芯棒41向下缩回以从成型的空心砖中拔出，再使下模3向上将空心砖顶离模腔20，在模芯棒41从空心砖中向下拔出的过程中，下模3仍然支撑在空心砖的下方，空心砖不会因为模芯棒41的拔出而受损。 When demolding, the core rod 41 may be first retracted downward to be pulled out from the formed hollow brick, and then the lower mold 3 is upwardly lifted away from the cavity 20, and the core rod 41 is pulled out from the hollow brick. In the process, the lower mold 3 is still supported under the hollow brick, and the hollow brick is not damaged by the pulling out of the core rod 41.

如上所述，各隔板21与模框架2通过螺钉连接，因而是可拆卸的，隔板21是可更换的；各模芯棒41和模芯板4之间与通过螺钉连接，因此模芯棒41与是可更换的。因此，只需更换隔板21和模芯棒41，而无需更换整个模框架2和下模3，即可生产出不同外形、不同通孔形状的空心砖，比传统模具节约时间和成本。 As described above, each of the partition plates 21 and the mold frame 2 are connected by screws, and thus are detachable, and the partition plates 21 are replaceable; the core rods 41 and the core sheets 4 are connected by screws, so that the core is The stick 41 is replaceable. Therefore, it is only necessary to replace the partition plate 21 and the mandrel bar 41 without replacing the entire mold frame 2 and the lower mold 3, thereby producing hollow bricks having different shapes and different through hole shapes, which saves time and cost compared with the conventional mold.

本发明的实施方式Embodiments of the invention

压力式空心砖机的抽芯成型装置 ，参照图1，包括上压头1、模框架2和下模3，同时参照图2，模框架2内通过螺钉固定有多块隔板21，各隔板21将模框架2内的空间分隔成多个模腔20。所述上压头1和下模3分别对应位于所述模腔20的上、下方。下模3的下方设有一模芯板4，该模芯板4上设有可滑动穿设于所述下模3中并可向上伸入所述模腔20中的模芯棒41。各模芯棒41通过螺钉锁固在所述模芯板4的上方。 Core forming device for pressure type hollow brick machine Referring to Fig. 1, including an upper pressing head 1, a mold frame 2, and a lower mold 3, and referring to Fig. 2, a plurality of partition plates 21 are fixed by screws in the mold frame 2, and each partition plate 21 separates spaces in the mold frame 2. A plurality of mold cavities 20 are formed. The upper pressing head 1 and the lower mold 3 are respectively located above and below the cavity 20 . A core plate 4 is disposed under the lower die 3, and the core plate 4 is provided with a cored bar 41 slidably disposed in the lower die 3 and extending upward into the cavity 20. Each of the mandrel bars 41 is fixed to the upper side of the core plate 4 by screws.

布料时，下模3的顶面位于模腔20的底端面并与之平齐，模芯棒41的顶端面与下模3的顶面平齐，这时模腔20中没有模芯棒41阻隔，容易布料；当布料完成后，再使模芯棒41向上伸入模腔20插入混合料中，以形成空心空心砖的通孔，并可将模腔20中的混合料向四周挤压，使其紧实。 When the cloth is clothed, the top surface of the lower mold 3 is located at the bottom end surface of the cavity 20 and is flush with it, and the top end surface of the core rod 41 is flush with the top surface of the lower mold 3, and at this time, there is no core rod 41 in the cavity 20. Barrier, easy to fabric; when the fabric is finished, the core rod 41 is extended upward into the cavity 20 to be inserted into the mixture to form a through hole of the hollow hollow brick, and the mixture in the cavity 20 can be squeezed around. Make it firm.

脱模时，可先使模芯棒41向下缩回以从成型的空心砖中拔出，再使下模3向上将空心砖顶离模腔20，在模芯棒41从空心砖中向下拔出的过程中，下模3仍然支撑在空心砖的下方，空心砖不会因为模芯棒41的拔出而受损。 When demolding, the core rod 41 may be first retracted downward to be pulled out from the formed hollow brick, and then the lower mold 3 is upwardly lifted away from the cavity 20, and the core rod 41 is pulled out from the hollow brick. In the process, the lower mold 3 is still supported under the hollow brick, and the hollow brick is not damaged by the pulling out of the core rod 41.

如上所述，各隔板21与模框架2通过螺钉连接，因而是可拆卸的，隔板21是可更换的；各模芯棒41和模芯板4之间与通过螺钉连接，因此模芯棒41与是可更换的。因此，只需更换隔板21和模芯棒41，而无需更换整个模框架2和下模3，即可生产出不同外形、不同通孔形状的空心砖，比传统模具节约时间和成本。 As described above, each of the partition plates 21 and the mold frame 2 are connected by screws, and thus are detachable, and the partition plates 21 are replaceable; the core rods 41 and the core sheets 4 are connected by screws, so that the core is The stick 41 is replaceable. Therefore, it is only necessary to replace the partition plate 21 and the mandrel bar 41 without replacing the entire mold frame 2 and the lower mold 3, thereby producing hollow bricks having different shapes and different through hole shapes, which saves time and cost compared with the conventional mold.

工业实用性Industrial applicability

本发明布料容易，无需振动即可使模腔中的混合料紧实，脱模容易，空心砖不会因为模芯棒的拔出而受损，在生产不同型号和结构的空心砖时，只需更换隔板和模芯棒，而无需更换整个模框架和下模，节约时间和成本。因此本发明具有良好的工业实用性。 The fabric of the invention is easy, the mixture in the cavity can be compacted without vibration, and the demoulding is easy, the hollow brick is not damaged by the extraction of the core rod, and only needs to be replaced when producing hollow bricks of different types and structures. The separator and the mandrel bar save time and cost by eliminating the need to replace the entire mold frame and lower die. Therefore, the present invention has good industrial applicability.

序列表自由内容Sequence table free content

Claims (3)

压力式空心砖机的抽芯成型装置 ，包括上压头、模框架和下模，模框架内形成模腔，所述上压头和下模分别位于所述模腔的上、下方，其特征在于：所述下模的下方设有一模芯板，该模芯板上设有可滑动穿设于所述下模中并可向上伸入所述模腔中的模芯棒。 Core forming device for pressure type hollow brick machine The upper pressing head, the mold frame and the lower mold, the mold cavity is formed in the mold frame, and the upper pressing head and the lower mold are respectively located above and below the mold cavity, wherein the lower mold is provided with a lower portion a core plate having a core rod slidably disposed in the lower mold and extending upward into the cavity. 如权利要求1中所述的 压力式空心砖机的抽芯成型装置 ，其特征在于：所述模框架内通过螺钉固定有隔板，隔板将模框架内的空间分隔成所述的模腔。  Core pulling forming device for pressure type hollow brick machine according to claim 1 The utility model is characterized in that: a partition plate is fixed in the mold frame by screws, and the partition plate divides a space in the mold frame into the cavity. 如权利要求1中所述的 压力式空心砖机的抽芯成型装置 ，其特征在于：所述模芯棒通过螺钉锁固在所述模芯板的上方。Core pulling forming device for pressure type hollow brick machine according to claim 1 The feature core rod is fixed to the top of the core plate by screws.
PCT/CN2011/070010 2009-12-21 2011-01-04 Core pulling molding device of pressure-type hollow brick machine Ceased WO2011076151A1 (en)

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