CN219335868U

CN219335868U - Automatic opening and closing die for resin sand core

Info

Publication number: CN219335868U
Application number: CN202320854548.7U
Authority: CN
Inventors: 赵凤树; 田树庚; 马志广
Original assignee: Shenyang Yongxi Precision Machinery Manufacturing Co ltd
Current assignee: Shenyang Yongxi Precision Machinery Manufacturing Co ltd
Priority date: 2023-04-17
Filing date: 2023-04-17
Publication date: 2023-07-14
Anticipated expiration: 2033-04-17

Abstract

The utility model discloses an automatic opening and closing die of a resin sand core, which comprises a core box die body and is characterized in that: the core box die body comprises a bottom die, a movable die and a top die, wherein the movable die is arranged between the bottom die and the top die, the center of the movable die is a cavity, a sand shooting port is arranged on the top die, the movable die consists of a plurality of movable modules which can be opened and closed, and each movable module is respectively connected with a translation mechanism. The die has the advantages of high precision, high efficiency and convenient operation.

Description

Automatic opening and closing die for resin sand core

Technical Field

The utility model relates to the field of sand casting, in particular to a mould of a resin sand mould.

Background

The sand core is mainly used for forming an inner hole and a cavity of a casting, the sand core is manufactured through a core box die, and the core box generally comprises a core box ore and a core box bottom plate which are fixedly connected in a detachable mode. The existing core box is usually matched and fixed by utilizing a screw rod and a nut, can be operated by using a special tool, and is time-consuming, labor-consuming and low in precision.

In chinese patent CN203030824U, a cast aluminum resin sand core forming mold with a quick-release device is disclosed, and specifically, a pair of mold with a pair of engaged is disclosed, the mold is provided with a C-shaped fastening block, the fastening block comprises a pair of extending arms protruding outwards, the extending arms are provided with a through hole penetrating through, a rotating pivot penetrates through the through hole, a locking cross bar is rotatably connected with the rotating pivot, and the locking cross bar is clamped between the extending arms. Although the quick dismounting device can be realized in the above document, the mounting and dismounting still need to be carried out manually, and the efficiency is still low. And the precision is not ensured due to the mode of manually opening and closing the die.

Disclosure of Invention

The utility model aims to provide an automatic open-close die for a resin sand mold, which is high in efficiency and convenient to operate.

In order to achieve the above object, the present utility model is provided as follows: the utility model provides an automatic mould that opens and shuts of resin psammitolite, includes core box mould body, its characterized in that: the core box die body comprises a bottom die, a movable die and a top die, wherein the movable die is arranged between the bottom die and the top die, the center of the movable die is a cavity, a sand shooting port is arranged on the top die, the movable die consists of a plurality of movable modules which can be opened and closed, and each movable module is respectively connected with a translation mechanism. The automatic mold opening and closing mode can improve convenience and efficiency.

Preferably, the movable mould section is square and is divided into four triangular movable modules according to two diagonal lines as the dividing direction, the four triangular movable modules are respectively a front movable module, a rear movable module, a left movable module and a right movable module, and the front movable module, the rear movable module, the left movable module and the right movable module are respectively connected with the pneumatic mechanism.

Further, the automatic opening and closing die of the resin sand core further comprises a core box die frame base, the core box die frame base comprises a square bottom frame, the periphery of the bottom frame extends upwards to form a surrounding side frame, and the core box die body is arranged on the bottom frame and located at the center of the side frame.

Preferably, the front, back, left and right sides of the side frame are respectively provided with a cylinder seat, each cylinder seat is provided with a cylinder, and telescopic rods of the front, back, left and right cylinders are respectively connected with the front side moving module, the back side moving module, the left side moving module and the right side moving module.

In order to further improve the precision, the front, back, left and right directions of the bottom frame are all provided with sliding rails, sliding blocks are arranged on the sliding rails, and the sliding blocks arranged in the front, back, left and right directions are respectively connected with the front side moving module, the back side moving module, the left side moving module and the right side moving module.

Preferably, the movable mold top core plates are respectively arranged outside the front movable module, the rear movable module, the left movable module and the right movable module.

In order to facilitate the subsequent process, the two opposite sides of the side frame of the core box mould frame base are respectively provided with a transferring hanging handle

Due to the adoption of the technical scheme, the utility model has the following advantages:

the middle part of the resin sand core is set as the movable mould, and the movable mould is set as a plurality of movable modules which can be opened and closed, and each movable module is connected with the translation mechanism. Therefore, the automatic opening and closing of the core box can be conveniently realized, the efficiency is improved, and the convenience of operation is improved.

According to the utility model, the die assembly and the die separation of the movable module are realized in a pneumatic mode, the sliding rail and the sliding block are arranged to ensure the translation route of the movable module, and the top die is arranged at the top of the movable module, so that the manufacturing precision of the sand core can be improved.

Drawings

The drawings of the present utility model are described below.

FIG. 1 is a top view of an automatic mold for opening and closing a resin core in an embodiment;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

FIG. 3 is a front view of an automatic mold for opening and closing a resin core in an embodiment;

FIG. 4 is a cross-sectional view B-B of FIG. 3;

fig. 5 is an isometric view of an automatic mold for opening and closing a resin core in an embodiment.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application. On the contrary, the embodiments of the present application include all alternatives, modifications, and equivalents as may be included within the spirit and scope of the appended claims.

Examples: as shown in fig. 1 to 5, the present embodiment provides an automatic opening and closing mold for a resin sand core, comprising a core box mold body 1 and a core box mold frame base 2, wherein the core box mold is fixed in the center of the frame base.

The opening and closing die body in this embodiment includes die block 11, movable mould 12 and top mould 13, the die block is fixed the center of frame base, the movable mould center is hollow die cavity, be provided with chill 14 according to the demand in the die cavity, the top mould sets up movable mould top center just is provided with and shoots sand mouth 15. The movable mould in this embodiment is composed of a plurality of openable movable modules, and each movable module is respectively connected with a translation mechanism 3.

The movable mould is divided into a plurality of movable modules which can be horizontally moved and can be opened and closed, and the movable mould can be two, three, four, five or more. In this embodiment, the moving modules are set to 4 blocks, and the cross section of the 4 moving modules is square after the 4 moving modules are assembled. The 4 movable modules are divided into 4 triangular movable modules according to the directions of two diagonals.

In this embodiment, the core box mold frame base includes a square bottom frame 21, the periphery of the bottom frame extends upwards to form a surrounding side frame 22, the side frame interface is also square, and each side of the side frame corresponds to each movable module.

The 4 moving modules are named as a front moving module 121, a rear moving module 122, a left moving module 123, and a right moving module 124, and the side frames are also divided into a front frame, a rear frame, a left frame, and a right frame with respect to the front moving module, the rear moving module, the left moving module, and the right moving module. The height of the side frame reaches the center of the movable mould, and cylinder seats 23 are respectively arranged in the middle of the front side frame, the rear side frame, the left side frame and the right side frame, each cylinder seat is provided with a cylinder 31, the cylinders are installed outwards, and telescopic rods 32 of the cylinders extend towards the movable mould and are connected with the movable mould. In this embodiment, a connecting plate 33 is connected to the front end of the telescopic rod of the cylinder, and the connecting plate is fixedly connected to the movable module through a screw.

And, move outside of module, rear side and move the module, left side and move the module and all be connected with movable mould top core 16 through the screw fixed connection, movable mould top core middle part is provided with cylinder telescopic link via hole.

As another implementation manner in this embodiment, the bottom frame is provided with sliding rails 34 in the front, rear, left and right directions, and sliding blocks 35 are provided on the sliding rails, and the sliding blocks provided in the front, rear, left and right directions are respectively connected with the front side moving module, the rear side moving module, the left side moving module and the right side moving module. Therefore, when the movable module is pulled by the cylinder telescopic rod, the movable module can be ensured to translate according to a fixed route.

As another implementation manner in this embodiment, two transfer hanging handles 24 extending outwards are respectively arranged on two opposite side walls of the side frame, and two transfer hanging handles on each side are horizontally separated.

By adopting the technical scheme, the embodiment has the following advantages: firstly, the middle part of the resin sand core is set to be a movable mould, and the movable mould is set to be a plurality of movable modules which can be opened and closed, and each movable module is connected with a translation mechanism. Therefore, the automatic opening and closing of the core box can be conveniently realized, the efficiency is improved, and the convenience of operation is improved. In addition, the die assembly and the die separation of the movable die block are realized in a pneumatic mode, a translation route for opening and closing the movable die block is ensured by the sliding rail and the sliding block, and the top die is arranged at the top of the movable die block, so that the manufacturing precision of the sand core can be improved.

Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the utility model, and that, although the utility model has been described in detail with reference to preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides an automatic mould that opens and shuts of resin psammitolite, includes core box mould body, its characterized in that: the core box die body comprises a bottom die, a movable die and a top die, wherein the movable die is arranged between the bottom die and the top die, the center of the movable die is a cavity, a sand shooting port is arranged on the top die, the movable die consists of a plurality of movable modules which can be opened and closed, and each movable module is respectively connected with a translation mechanism.

2. The automatic opening and closing mold for a resin sand core according to claim 1, wherein: the movable mould section is square and is divided into four triangular movable modules according to two diagonal lines serving as dividing directions, the four triangular movable modules are respectively a front movable module, a rear movable module, a left movable module and a right movable module, and the front movable module, the rear movable module, the left movable module and the right movable module are respectively connected with a pneumatic mechanism.

3. The automatic opening and closing mold for a resin sand core according to claim 2, wherein: the core box die comprises a core box die frame base, wherein the core box die frame base comprises a square bottom frame, the periphery of the bottom frame extends upwards to form a surrounding side frame, and the core box die body is arranged on the bottom frame and located at the center of the side frame.

4. An automatic open-close mold for a resin sand core according to claim 3, wherein: the front, back, left and right sides of the side frame are provided with cylinder seats, each cylinder seat is provided with a cylinder, and telescopic rods of the front, back, left and right cylinders are respectively connected with the front side moving module, the back side moving module, the left side moving module and the right side moving module.

5. The automatic mold for opening and closing a resin sand core according to claim 4, wherein: the front, back, left and right directions of the bottom frame are all provided with sliding rails, sliding blocks are arranged on the sliding rails, and the sliding blocks arranged in the front, back, left and right directions are respectively connected with the front side moving module, the back side moving module, the left side moving module and the right side moving module.

6. An automatic open-close mold for a resin sand core as claimed in claim 4 or 5, characterized in that: the outside of the front side moving module, the rear side moving module, the left side moving module and the right side moving module is respectively provided with a moving die top core plate.

7. An automatic open/close mold for a resin sand core as claimed in claim 3, 4 or 5, wherein: and the two opposite sides of the side frame of the core box die frame base are respectively provided with a transferring hanging handle.