阅读说明：本技术 一种可高精度合模的发动机缸体动模 (engine cylinder block moving die capable of high-precision die assembly ) 是由 黄志敏 朱冠帷 梁富 于 2019-11-29 设计创作，主要内容包括：本发明公开了一种可高精度合模的发动机缸体动模,所述动模的里侧面开设有呈十字形交叉的凹槽,该凹槽的中部设置有可与定模匹配的辅模,所述辅模将所述凹槽分隔为四个通道,所述辅模的四周设置有多个自所述动模里侧面向外凸起的限位块；所述动模的周缘还开设有多个固定槽,多个所述固定槽可用于将所述动模与定模合模导向及固定连接。本发明通过在辅模四周设置多个限位块,可以利用所述限位块对辅模与定模的合模进行高精度、近距离的定位,提高合模准确度,且密封效果好,从而提高铸造质量；在动模周缘设置的固定槽,可以在动模向定模移动时,为动模提供导向,先于定模与辅模合模之前校正动模的对准精度,为操作提供合模基准。(The invention discloses an engine cylinder body moving die capable of high-precision die assembly, wherein the inner side of the moving die is provided with a crisscross groove, the middle part of the groove is provided with an auxiliary die which can be matched with a fixed die, the auxiliary die divides the groove into four channels, the periphery of the auxiliary die is provided with a plurality of limiting blocks which protrude outwards from the inner side surface of the moving die, the periphery of the moving die is also provided with a plurality of fixing grooves, and the plurality of fixing grooves can be used for guiding and fixedly connecting the die assembly of the moving die and the fixed die.)

The engine cylinder body moving die capable of high-precision die assembly is characterized in that a cross-shaped crossed groove is formed in the inner side surface of the moving die, an auxiliary die capable of being matched with a fixed die is arranged in the middle of the groove, the auxiliary die divides the groove into four channels, a plurality of limiting blocks protruding outwards from the inner side surface of the moving die are arranged on the periphery of the auxiliary die, and a plurality of fixing grooves are formed in the periphery of the moving die and used for guiding and fixedly connecting the die assembly of the moving die and the fixed die.

2. The high-precision mold-clamping movable die for an engine block according to claim 1, wherein: the auxiliary die comprises an auxiliary die seat and auxiliary die kernels, the auxiliary die seat is fixed in the middle of the groove, the auxiliary die seat divides the groove into four channels, and the auxiliary die kernels are arranged in the middle of the auxiliary die seat.

3. The high-precision mold-clamping movable die for an engine block according to claim 2, wherein: the auxiliary die holder is square, and four end angles of the auxiliary die holder are respectively clung to the side edges of the grooves.

4. The high-precision mold-clamping movable die for an engine block according to claim 1, wherein: the fixed groove is a strip-shaped groove and extends in the thickness direction of the movable die.

5. The movable die for an engine block capable of being clamped with high precision according to any one of claims 1-4, wherein the movable die is a rectangular body.

6. The high-precision mold-clamping movable die for an engine block according to claim 5, wherein: the number of the fixing grooves is four, and the four fixing grooves are respectively located at four end corners of the movable die.

7. The high-precision mold-clamping movable die for an engine block according to claim 5, wherein: and four end corners of the movable mold are provided with chamfers.

8. The movable die for an engine block capable of being clamped with high precision according to any one of claims 1-4, wherein a fixing ring is further arranged on the side edge of the movable die.

9. The movable die for an engine block capable of being matched with a high precision die as claimed in claim 8, wherein the number of the fixing rings is two, and the two fixing rings are arranged on two sides of the same side edge of the movable die.

Technical Field

The invention relates to the technical field of engine cylinder block casting, in particular to engine cylinder block moving dies capable of being matched with dies at high precision.

Background

The cylinder block of an automobile engine is a framework of the engine, main parts are installed in the cylinder block, and the cylinder block bears loads in motion. The cylinder casting accuracy of an engine is critical to ensure engine performance. The cylinder casting cavity die in the prior art has the problems of complex die assembly process and inaccurate die assembly due to lack of guidance and limitation in the die assembly process, and directly influences the casting quality of an engine.

Disclosure of Invention

Accordingly, an object of the present invention is to provide types of engine block moving dies which can be die-clamped with high accuracy and which can be easily handled, improve the die-clamping accuracy, and improve the casting quality of the engine block.

The invention relates to an engine cylinder body moving die capable of high-precision die assembly, wherein the inner side surface of the moving die is provided with a crisscross groove, the middle part of the groove is provided with an auxiliary die which can be matched with a fixed die, the auxiliary die divides the groove into four channels, and the periphery of the auxiliary die is provided with a plurality of limiting blocks which protrude outwards from the inner side surface of the moving die; and a plurality of fixing grooves are formed in the periphery of the movable die and can be used for guiding and fixedly connecting the movable die and the fixed die in a matched mode.

The movable die of the engine cylinder block capable of high-precision die assembly can utilize the limit blocks to carry out high-precision and close-distance positioning on the die assembly of the auxiliary die and the fixed die by arranging the limit blocks on the periphery of the auxiliary die, so that the die assembly accuracy is improved, the sealing effect is good, the casting quality is improved, the fixed slots arranged on the periphery of the movable die can provide guidance for the movable die when the movable die moves towards the fixed die, the alignment precision of the movable die is corrected before the fixed die and the auxiliary die are assembled, a die assembly reference is provided for operation, deviation in the die assembly process is prevented, and the die assembly precision is improved in step .

the step is preferable, the auxiliary die comprises an auxiliary die holder and an auxiliary die core, the auxiliary die holder is fixed in the middle of the groove, the auxiliary die holder divides the groove into four channels, the auxiliary die core is arranged in the middle of the auxiliary die holder, the auxiliary die holder can be matched with the fixed die, the matched die sealing effect of the auxiliary die core and the fixed die is improved, and the side edge of the auxiliary die holder can also limit the side die.

the auxiliary die holder is square, and its four corners are tightly attached to the side of the groove, so it can improve the sealing degree after closing the die and prevent the leakage of casting.

the fixed groove is a strip groove extending in the thickness direction of the movable mould, which can provide guidance and limit for the movable mould during mould closing, improve mould closing accuracy and avoid multiple corrections.

preferably, the movable mould is a rectangular body, the rectangular body is convenient for processing and production, and the mould closing operation is convenient.

, preferably, the number of the fixed grooves is four, and the four fixed grooves are respectively located at four corners of the movable mold.

, preferably, four corners of the movable mold are provided with chamfers, and the chamfers can prevent accidents such as bruise and the like.

preferably, the side of the movable mould is also provided with a fixed ring, the fixed ring can be convenient for transportation and installation, and the two fixed rings are arranged on the same side , so that the movable mould can be directly hoisted during transportation and installation.

preferably, the number of the fixing rings is two, and the two fixing rings are disposed on two sides of the movable mold on the same side .

Compared with the prior art, the movable die of the engine cylinder block capable of high-precision die assembly has the advantages that the plurality of limiting blocks are arranged on the periphery of the auxiliary die, the limiting blocks can be used for carrying out high-precision and short-distance positioning on the die assembly of the auxiliary die and the fixed die, the die assembly accuracy is improved, the sealing effect is good, the casting quality is improved, the fixed grooves arranged on the periphery of the movable die can provide guidance for the movable die when the movable die moves towards the fixed die, the alignment precision of the movable die is corrected before the fixed die and the auxiliary die are assembled, a die assembly reference is provided for operation, the deviation in the die assembly process is prevented, and the die assembly precision is improved in.

The engine cylinder body moving die capable of high-precision die assembly has the beneficial effects that: the operation is convenient, the die assembly precision is improved, and the casting quality of the engine cylinder body is improved.

For a better understanding and practice, the invention is described in detail below with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic perspective view of a preferred structure of a movable die of an engine block capable of high-precision die assembly according to the present invention.

Fig. 2 is a schematic structural view of the inner side surface of a preferred structure of the movable die of the engine block capable of high-precision die assembly.

Fig. 3 is a schematic structural view of the back side surface of a preferred structure of the movable die for the engine block capable of high-precision die clamping according to the present invention.

Detailed Description

The terms of orientation of up, down, left, right, front, back, top, bottom, and the like, referred to or may be referred to in this specification, are defined relative to their configuration, and are relative concepts. Therefore, it may be changed according to different positions and different use states. Therefore, these and other directional terms should not be construed as limiting terms.

Rather, they are merely examples of methods that correspond to of the aspects of the present disclosure as detailed in the appended claims.

As used in this disclosure and the appended claims, the singular forms "," "said," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

Please refer to fig. 1-3. Fig. 1 is a schematic perspective view of a preferred structure of a movable die of an engine block capable of high-precision die assembly according to the present invention. Fig. 2 is a schematic structural view of the inner side surface of a preferred structure of the movable die of the engine block capable of high-precision die assembly. Fig. 3 is a schematic structural view of the back side surface of a preferred structure of the movable die for the engine block capable of high-precision die clamping according to the present invention.

The invention relates to an engine cylinder body moving die capable of high-precision die assembly, wherein a cross-shaped crossed groove 1 is formed in the inner side surface of the moving die, an auxiliary die 2 capable of being matched with a fixed die is arranged in the middle of the groove 1, the auxiliary die 2 divides the groove 1 into four channels 3, and a plurality of limiting blocks 4 protruding outwards from the inner side surface of the moving die are arranged on the periphery of the auxiliary die 2; and a plurality of fixing grooves 5 are further formed in the periphery of the movable die, and the fixing grooves 5 can be used for guiding and fixedly connecting the movable die and the fixed die in a die assembly mode.

The movable die of the engine cylinder block capable of high-precision die assembly is provided with the plurality of limiting blocks 4 on the periphery of the auxiliary die 2, the limiting blocks 4 can be used for carrying out high-precision and short-distance positioning on the die assembly of the auxiliary die 2 and the fixed die, the die assembly accuracy is improved, the sealing effect is good, the casting quality is improved, the fixed grooves 5 arranged on the periphery of the movable die can provide guidance for the movable die when the movable die moves towards the fixed die, the alignment precision of the movable die is corrected before the fixed die and the auxiliary die 2 are assembled, a die assembly reference is provided for operation, deviation in the die assembly process is prevented, and the die assembly precision is improved in step .

Specifically, the movable mold is a rectangular body. The structure of the cuboid facilitates processing and production, and facilitates die assembly operation.

The auxiliary die 2 of the embodiment comprises an auxiliary die holder 21 and an auxiliary die core 22, wherein the auxiliary die holder 21 is fixed in the middle of the groove 1, the auxiliary die holder 21 divides the groove 1 into four channels 3, and the auxiliary die core 22 is arranged in the middle of the auxiliary die holder 21. The auxiliary die holder 21 can be matched with the fixed die, so that the matched die sealing effect of the auxiliary die core 22 and the fixed die is improved, and the side edge of the auxiliary die holder 21 can limit the side die.

Preferably, the auxiliary die holder 21 is square, and four end corners of the auxiliary die holder are respectively tightly attached to the side edges of the groove 1. The end angle of the auxiliary die holder 21 is tightly attached to the side edge of the groove 1, so that the sealing degree after die assembly can be improved, and liquid leakage during casting can be prevented.

The fixing groove 5 is a strip-shaped groove and extends in the thickness direction of the movable die. The strip-shaped groove can provide guidance and limit for the movable mold in the mold closing process, improves the mold closing precision and avoids repeated correction.

In the illustrated embodiment, the number of the fixing grooves 5 is four, and the four fixing grooves 5 are located at four corners of the movable mold. Will fixed slot 5 set up in four extreme angles departments of movable mould, when the compound die, the cooperation structure can not block observe the cover half with the sight of movable mould, make things convenient for the compound die, and the spacing effectual of extreme angles department.

In addition, four end corners of the movable mold are provided with chamfers. The chamfer angle can prevent accidents such as collision injury and the like.

In the embodiment, the side edge of the movable mold is also provided with the fixing ring 6, the fixing ring 6 is convenient to transport and install, the two fixing rings 6 are arranged on the same side, and the movable mold can be directly hoisted during transport and installation.

In the illustrated embodiment, two fixing rings 6 are provided, and the two fixing rings 6 are provided on both sides of the movable mold on the same side.

Compared with the prior art, the movable die of the engine cylinder block capable of high-precision die assembly has the advantages that the plurality of limiting blocks are arranged on the periphery of the auxiliary die, the limiting blocks can be used for carrying out high-precision and short-distance positioning on the die assembly of the auxiliary die and the fixed die, the die assembly accuracy is improved, the sealing effect is good, the casting quality is improved, the fixed grooves arranged on the periphery of the movable die can provide guidance for the movable die when the movable die moves towards the fixed die, the alignment precision of the movable die is corrected before the fixed die and the auxiliary die are assembled, a die assembly reference is provided for operation, the deviation in the die assembly process is prevented, and the die assembly precision is improved in.

The engine cylinder body moving die capable of high-precision die assembly has the beneficial effects that: the operation is convenient, the die assembly precision is improved, and the casting quality of the engine cylinder body is improved.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.