CN220329907U

CN220329907U - Engine body die

Info

Publication number: CN220329907U
Application number: CN202321986980.8U
Authority: CN
Inventors: 邱武伟
Original assignee: Ningbo Jingzhi Mould Co ltd
Current assignee: Ningbo Jingzhi Mould Co ltd
Priority date: 2023-07-26
Filing date: 2023-07-26
Publication date: 2024-01-12
Anticipated expiration: 2033-07-26

Abstract

The application discloses engine body mould belongs to mould equipment technical field for provide a can effectively shorten engine body production cycle's mould, which comprises a frame, fixedly connected with drawing of patterns frame in the frame, swing joint has embedded mould in the drawing of patterns frame, embedded mould can pass the top surface of drawing of patterns frame, the top of drawing of patterns frame is provided with a pair of mobilizable water translation mould, the top of horizontal movable mould is provided with mobilizable vertical movable mould, the bottom surface of vertical movable mould and two form the die cavity of engine body for with between the top surface of embedded mould in the horizontal movable mould. The utility model discloses a design the parting structure of a plurality of directions for engine body that has complicated three-dimensional structure can take place the drawing of patterns step by step, and the cooperation is not realized fast drawing of patterns as the drawing of patterns frame of shaping spare, greatly reduced the complexity of the drawing of patterns structure of engine body mould, thereby reduced the use cost of mould equipment.

Description

Engine body die

Technical Field

The application relates to the technical field of die equipment, in particular to an engine body die.

Background

At present, an engine is a power source of a fuel oil vehicle and has a complex engine body structure, a blank is obtained in a casting mode generally, and then a finished product is obtained through polishing.

Disclosure of Invention

The purpose of the present application is to provide a mold that can effectively shorten the production cycle of an engine block.

To achieve the above object, the present application provides an engine block mold: the casting mold comprises a frame, a demolding frame is fixedly connected to the frame, an embedded mold is movably connected to the demolding frame, the embedded mold can penetrate through the top surface of the demolding frame, a pair of movable water-translation molds are arranged above the demolding frame, movable vertical movable molds are arranged above the horizontal movable molds, and a mold cavity of an engine body is formed between the bottom surface of the vertical movable molds and the top surfaces of the two horizontal movable molds relative to the embedded mold and is used for restraining casting liquid into a specific shape.

Preferably, the demolding frame is provided with a yielding cavity which penetrates through the upper end face and the lower end face, and the embedded mold is positioned in the yielding cavity and matched with the demolding frame to form a sliding pair, so that the stability of the embedded mold during movement is ensured.

Preferably, the frame comprises a bottom plate, the bottom plate is fixedly connected with the demolding frame through a supporting plate, a lifter is arranged between the lower surface of the embedded mold and the upper surface of the bottom plate, and the lifter is suitable for driving the embedded mold to slide relative to the demolding frame, so that quick demolding is realized.

Preferably, the vertical moving die is provided with a pair of symmetrical extending plates on opposite sides, the demolding frame is provided with a pair of symmetrical lug plates on corresponding sides, and a vertical driver is arranged between the lug plates and the extending plates on the same side and used for driving the vertical moving die to move up and down.

As one preferable mode, the demolding frame is provided with horizontal drivers on the other two side surfaces where the lug plates are not arranged, the horizontal drivers comprise cantilevers fixedly connected with the demolding frame through rib plates, the upper surfaces of the cantilevers are fixedly connected with horizontal telescopic rods through connecting sleeves, and movable ends of the horizontal telescopic rods are fixedly connected with the outer side surfaces of the horizontal movable mold and used for providing mold separating and closing power for the water-feeding translational mold.

Preferably, the outer side surface of each horizontal movable mold is provided with a side sealing plate, two ends of each side sealing plate are provided with end sealing plates, and the end sealing plates at the same end of the two horizontal movable molds are suitable for being mutually attached when the molds are closed, so that a mold cavity is formed.

As one preferable mode, the lower surface of the vertical movable die is provided with a top die cavity extending upwards, the inner top surface of the top die cavity is provided with a forming column, the top surface of the vertical movable die is provided with a casting end and is suitable for communicating the top die cavity with the outside, the outer side surface of the vertical movable die is provided with a top sealing plate, and the top sealing plate is suitable for being attached to the top surface of the horizontal movable die during die assembly, so that a closed die cavity is further formed.

Preferably, the two horizontal movable molds are provided with inner arc grooves on opposite sides, and inner sinking grooves are formed in the inner walls of the inner arc grooves; the embedded die is provided with a semicircular groove on the top surface, and a semicircular groove is formed in the inner wall of the semicircular groove and used for forming a three-dimensional structure on the engine body.

Compared with the prior art, the beneficial effect of this application lies in:

(1) By designing the parting structures in multiple directions, the engine body with a complex three-dimensional structure can be demoulded step by step, and the rapid demoulding is realized by matching with a demoulding frame which is not used as a formed part, so that the complexity of the demoulding structure of the engine body mould is greatly reduced, and the use cost of mould equipment is reduced;

(2) Compared with sand casting, the die can be integrally formed, cleaning is not needed after the engine body is formed, and the production period of a single product is further shortened.

Drawings

FIG. 1 is a perspective view showing the overall structure of the engine block mold;

FIG. 2 is a schematic perspective view of the engine block mold with the vertical moving mold removed;

FIG. 3 is a schematic perspective view of the engine block mold of FIG. 2 with a horizontal movable mold removed;

FIG. 4 is a schematic perspective view of the engine block mold of FIG. 3 with a horizontal movable mold removed;

FIG. 5 is a schematic perspective view of the insert mold of the engine block mold mated with the frame;

FIG. 6 is a perspective cross-sectional view of a stripper frame of the engine block mold;

FIG. 7 is a schematic perspective view of a horizontal movable mold of the engine block mold;

fig. 8 is a perspective structural sectional view of a vertical moving die of the engine block mold.

In the figure: 1. a vertical movable die; 101. casting ends; 102. an extension plate; 103. a top mold cavity; 104. forming a column; 105. a top sealing plate; 2. a horizontal translation mold; 201. a side sealing plate; 202. an end sealing plate; 203. an inner arc groove; 204. an inner sink groove; 3. an embedded mould; 301. semicircular ring grooves; 302. a semi-cylindrical groove; 4. a demoulding frame; 401. a relief cavity; 402. ear plates; 5. a horizontal driver; 501. a horizontal telescopic rod; 502. connecting sleeves; 503. a cantilever; 504. rib plates; 6. a vertical driver; 7. a lifter; 8. a frame; 801. a bottom plate; 802. and a support plate.

Detailed Description

The present application will be further described with reference to the specific embodiments, and it should be noted that, on the premise of no conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.

In the description of the present application, it should be noted that, for the azimuth terms such as terms "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, it is merely for convenience of describing the present application and simplifying the description, and it is not to be construed as limiting the specific protection scope of the present application that the device or element referred to must have a specific azimuth configuration and operation, as indicated or implied.

It should be noted that the terms "first," "second," and the like in the description and in the claims of the present application are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.

The terms "comprises" and "comprising," along with any variations thereof, in the description and claims of the present application are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements that are expressly listed or inherent to such process, method, article, or apparatus.

The engine block mold shown in fig. 1-8 comprises a frame 8 positioned at the bottom, a cuboid demolding frame 4 is fixedly connected to the frame 8, an embedded mold 3 is movably connected to the demolding frame 4, a semicircular groove 302 is formed in the top surface of the embedded mold 3, a semicircular groove 301 is formed in the inner wall of the semicircular groove 302 by the embedded mold 3 and used for forming an engine crankshaft installation position, a cavity 401 penetrating through the upper end surface and the lower end surface is formed in the demolding frame 4, the embedded mold 3 is just positioned in the cavity 401 and matched with the demolding frame 4 to form a sliding pair, so that the embedded mold 3 can penetrate through the top surface of the demolding frame 4 and is matched with a mold structure above, the specific structure of the frame 8 comprises a bottom plate 801, the bottom plate 801 is fixedly connected with the demolding frame 4 through a supporting plate 802, a certain height difference can be kept between the demolding frame 4 and the bottom plate 801, a lifter 7 is arranged between the lower surface of the embedded mold 3 and the upper surface of the bottom plate 801, and the lifter 7 generally adopts a hydraulic cylinder to provide larger acting force and is used for driving the embedded mold 3 to slide relative to the frame 4 so as to realize a quick separation function of the molded engine block and the embedded mold 3.

The upper side of the demolding frame 4 is provided with a pair of movable horizontal movable molds 2, mold closing and mold separating actions are achieved in the horizontal direction, inner arc grooves 203 are formed in opposite side surfaces of the two horizontal movable molds 2, inner sinking grooves 204 are formed in the inner walls of the inner arc grooves 203 in each horizontal movable mold 2 and used for forming a protruding structure of the outer side surface of an engine, the other two side surfaces of the demolding frame 4, which are not provided with lug plates 402, are provided with horizontal drivers 5 for driving the water translation molds 2 to move, the specific structure of each horizontal driver 5 comprises a cantilever 503 fixedly connected with the demolding frame 4 through a rib plate 504, the upper surface of each cantilever 503 is fixedly connected with a horizontal telescopic rod 501 through a connecting sleeve 502, the movable end of each horizontal telescopic rod 501 is fixedly connected with the outer side surface of each horizontal movable mold 2 and used for transmitting push-pull force, each horizontal telescopic rod 501 can adopt a hydraulic cylinder and is used for providing enough mold separating power, the outer side surface of each horizontal movable mold 2 is provided with a side sealing plate 201, two ends of each horizontal movable mold 2 are provided with an end sealing plate 202, and the ends 202 of the two horizontal movable molds 2 are suitable for being mutually attached when being closed to form a relatively closed mold cavity structure.

The upper side of the horizontal moving die 2 is provided with a movable vertical moving die 1, the split die action is realized longitudinally, the opposite side surfaces of the vertical moving die 1 are provided with a pair of symmetrical extension plates 102, the corresponding side surfaces of the demoulding frame 4 are provided with a pair of symmetrical lug plates 402, a vertical driver 6 is arranged between the lug plates 402 and the extension plates 102 on the same side, a hydraulic cylinder can be adopted equally for providing enough split die power, the lower surface of the vertical moving die 1 is provided with a top die cavity 103 extending upwards for forming a top structure of an engine body, the inner top surface of the top die cavity 103 is provided with a forming column 104 for forming a cylinder barrel structure of the engine body, the top surface of the vertical moving die 1 is provided with a casting end 101 for communicating the top die cavity 103 with the outside, molten metal liquid for casting enters the die cavity, and the outer side surface of the vertical moving die 1 is provided with a top sealing plate 105 for being attached to the top surface of the horizontal moving die 2 during die clamping and preventing the molten metal liquid from overflowing from the top of the horizontal moving die 2.

Working principle: when the mold is used, the semicircular column groove 302 of the embedded mold 3 is completely located above the demolding frame 4, the initial position of the embedded mold 3 is that the two horizontal movable molds 2 are close to each other and are abutted together through the end sealing plates 202, the vertical movable mold 1 descends to the top sealing plates 105 to be attached to the top surfaces of the horizontal movable molds 2, at the moment, a mold cavity of an engine body is formed between the bottom surfaces of the vertical movable mold 1 and the top surfaces of the two horizontal movable molds 2 relative to the top surfaces of the embedded mold 3, then molten metal liquid is injected into the mold cavity through the casting end 101 at the top of the vertical movable mold 1 until the mold cavity is completely filled, standing and cooling can be carried out for molding the engine body, air in the mold cavity can be discharged through gaps among the vertical movable mold 1, the horizontal movable mold 2, the embedded mold 3 and the demolding frame 4, casting liquid can not easily pass through the gaps, after molding of a casting piece is finished, the vertical movable mold 1 is separated firstly, then the two horizontal movable molds 2 at opposite sides are synchronously separated from each other, and finally the embedded mold 3 is driven by the lifter 7 to descend relative to the demolding frame 4, and the demolding frame can not be separated from the engine body, and the molding can be completed.

The foregoing has outlined the basic principles, main features and advantages of the present application. It will be appreciated by persons skilled in the art that the present application is not limited to the embodiments described above, and that the embodiments and descriptions described herein are merely illustrative of the principles of the present application, and that various changes and modifications may be made therein without departing from the spirit and scope of the application, which is defined by the appended claims. The scope of protection of the present application is defined by the appended claims and equivalents thereof.

Claims

1. An engine block mold, characterized in that: including frame (8), fixedly connected with drawing of patterns frame (4) on frame (8), swing joint has embedded mould (3) in drawing of patterns frame (4), embedded mould (3) can pass the top surface of drawing of patterns frame (4), the top of drawing of patterns frame (4) is provided with a pair of mobilizable water translation mould (2), the top of horizontal movable mould (2) is provided with mobilizable vertical movable mould (1), the bottom surface of vertical movable mould (1) and two form the die cavity of engine block between the top surface of horizontal movable mould (2) for with embedded mould (3).

2. The engine block mold of claim 1, wherein: the demolding frame (4) is provided with a yielding cavity (401) penetrating through the upper end face and the lower end face, and the embedded mold (3) is positioned in the yielding cavity (401) and matched with the demolding frame (4) to form a sliding pair.

3. The engine block mold of claim 2, wherein: the machine frame (8) comprises a bottom plate (801), the bottom plate (801) is fixedly connected with the demolding frame (4) through a supporting plate (802), and a lifter (7) is arranged between the lower surface of the embedded mold (3) and the upper surface of the bottom plate (801) and is suitable for driving the embedded mold (3) to slide relative to the demolding frame (4).

4. An engine block mold as set forth in claim 3, wherein: the vertical movable die (1) is provided with a pair of symmetrical extension plates (102) on opposite sides, the demolding frame (4) is provided with a pair of symmetrical lug plates (402) on corresponding sides, and a vertical driver (6) is arranged between the lug plates (402) and the extension plates (102) on the same side.

5. The engine block mold of claim 4, wherein: the demolding frame (4) is not provided with a horizontal driver (5) on the other two side faces of the ear plate (402), the horizontal driver (5) comprises a cantilever (503) fixedly connected with the demolding frame (4) through a rib plate (504), the upper surface of the cantilever (503) is fixedly connected with a horizontal telescopic rod (501) through a connecting sleeve (502), and the movable end of the horizontal telescopic rod (501) is fixedly connected with the outer side face of the horizontal movable mold (2).

6. The engine block mold of claim 5, wherein: the outer side surface of each horizontal movable die (2) is provided with a side sealing plate (201), two ends of the side sealing plate are provided with end sealing plates (202), and the end sealing plates (202) at the same end of the two horizontal movable dies (2) are suitable for being mutually attached when the dies are closed.

7. The engine block mold according to any one of claims 1 to 6, characterized in that: the lower surface of vertical movable mould (1) has seted up top mould chamber (103) that upwards extends, vertical movable mould (1) is in the interior top surface of top mould chamber (103) is provided with shaping post (104), the top surface setting of vertical movable mould (1) possess casting end (101), are suitable for with top mould chamber (103) and external intercommunication, the lateral surface of vertical movable mould (1) has top shrouding (105), is suitable for laminating when the compound die the top surface of horizontal movable mould (2).

8. The engine block mold of claim 7, wherein: an inner arc groove (203) is formed in the opposite side surfaces of the two horizontal movable dies (2), and an inner sinking groove (204) is formed in the inner wall of the inner arc groove (203) of the horizontal movable dies (2); the embedded die (3) is provided with a semicircular groove (302) on the top surface, and the embedded die (3) is provided with a semicircular groove (301) on the inner wall of the semicircular groove (302).