CN214185199U

CN214185199U - Low-pressure casting die for valve body of petroleum pipeline conveying control valve

Info

Publication number: CN214185199U
Application number: CN202022871671.9U
Authority: CN
Inventors: 季石华; 曾礼
Original assignee: Zhejiang Tuokas Technology Co ltd
Current assignee: Zhejiang Tuokas Technology Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-09-14
Anticipated expiration: 2030-12-03

Abstract

The utility model relates to a petroleum pipeline transportation control valve body low pressure casting mould, the lower surface of an upper module is provided with an upper mould core, the lower surface of the upper module is provided with an upper cavity, the upper surface of a lower module is provided with a lower mould core, the lower surface of the lower module is provided with a lower cavity, a left slider, a right slider, a front slider and a rear slider can be horizontally movably arranged between the lower module and the upper module, the left slider is connected with the left mould core, the right slider is connected with the right mould core, the front slider is connected with the front mould core, and the rear slider is connected with the rear mould core; when the upper module, the lower module, the left slide block, the right slide block, the front slide block and the rear slide block are assembled together, the upper cavity and the lower cavity are combined together to form a cavity matched with the shape of the valve body of the petroleum pipeline conveying control valve; the bottom of the lower module is provided with a pouring gate; the sprue is vertically arranged and upwards penetrates through the lower mold core. The mould can well form the petroleum pipeline conveying control valve body with complex appearance and internal structure.

Description

Low-pressure casting die for valve body of petroleum pipeline conveying control valve

Technical Field

The utility model relates to the technical field of dies, specifically say, relate to a petroleum pipeline transport control valve body low pressure casting mould.

Background

The petroleum pipeline conveying control valve body (shown in figures 1 and 2) is provided with an inlet end, a valve core mounting end and three outlet ends, and the complicated appearance brings difficulty to the casting process, so that a mold structure suitable for low-pressure casting is needed to be designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned not enough that exists among the prior art, and provide a petroleum pipeline transportation control valve body low pressure casting mould that structural design is reasonable.

The utility model provides a technical scheme that above-mentioned problem adopted is: the utility model provides a petroleum pipeline transportation control valve body low pressure casting mould, includes module and lower module, its characterized in that: the upper die comprises an upper die block, a lower die block, a left sliding block, a right sliding block, a front sliding block and a rear sliding block, wherein the upper die core is arranged below the upper die block, an upper cavity is formed in the lower surface of the upper die block, a lower die core is arranged above the lower die block, a lower cavity is formed in the lower surface of the lower die block, the left sliding block, the right sliding block, the front sliding block and the rear sliding block can be horizontally movably arranged between the lower die block and the upper die block, the left sliding block is connected with the left die core, the right sliding block is connected with the right die core, the front sliding block is connected with the front die core, and the rear sliding block is connected with the rear die core; when the upper die block, the lower die block, the left slide block, the right slide block, the front slide block and the rear slide block are assembled together, the upper die cavity and the lower die cavity are combined together to form a die cavity matched with the appearance of the valve body of the petroleum pipeline conveying control valve, and the upper die core, the left die core, the right die core, the front die core and the rear die core all extend into the die cavity; a cavity for the valve body of the petroleum pipeline conveying control valve is formed among the upper mold core, the left mold core, the right mold core, the front mold core, the rear mold core, the cavity and the lower mold core; the bottom of the lower module is provided with a pouring gate; the sprue is vertically arranged and upwards penetrates through the lower mold core.

Preferably, the four corners of the upper surface of the lower module are respectively provided with a die-closing positioning column, correspondingly, the four corners of the lower surface of the upper module are respectively provided with a positioning hole, and during die closing, the die-closing positioning columns are inserted into the positioning holes.

Preferably, the ejection mechanism comprises an upper top plate, an ejector rod mounting plate, an ejector rod and a guide rod; the upper top plate is connected with the ejector rod mounting plate, and the ejector rod and the guide rod are both mounted on the ejector rod mounting plate; the four guide rods are distributed and installed at the four corners of the ejector rod installation plate, and the lower ends of the guide rods penetrate through the upper module and then contact with the upper surface of the lower module; the ejector rods are arranged at the positions, where the die of the casting is easy to clamp, of the plurality of ejector rods, and the lower ends of the ejector rods penetrate through the upper die block.

Preferably, a power connecting plate is further connected above the upper module.

Compared with the prior art, the utility model, have following advantage and effect: the mould can well mould the petroleum pipeline conveying control valve body with complex appearance and inner structure, the bottom of the lower module is provided with a pouring gate, the molten aluminum can be stably filled in the whole forming cavity, and the forming effect is good.

Drawings

In order to illustrate the embodiments of the present invention or the solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic perspective view of a valve body of a petroleum pipeline conveying control valve in an embodiment of the present invention.

Fig. 2 is another schematic perspective view of the valve body of the petroleum pipeline transportation control valve in the embodiment of the present invention.

Fig. 3 is a schematic perspective view of a mold according to an embodiment of the present invention.

Fig. 4 is another schematic perspective view of the mold according to the embodiment of the present invention.

Fig. 5 is a schematic front view of a mold according to an embodiment of the present invention.

Fig. 6 is a schematic top view of a mold according to an embodiment of the present invention.

Fig. 7 is a schematic perspective view of an upper module in an embodiment of the present invention.

Fig. 8 is another schematic perspective view of the upper module in the embodiment of the present invention.

Fig. 9 is a schematic perspective view of a lower module in an embodiment of the present invention.

Fig. 10 is a schematic structural view of the embodiment of the present invention in which the front, rear, left, and right sliders are located on the lower module.

Description of reference numerals:

an upper module 1; a lower module 2; a left slider 3; a right slider 4; a front slider 5; a rear slider 6; an upper top plate 7; a push rod mounting plate 8; a push rod 9; a guide rod 10; a power connection plate 111;

an upper mold core 11; an upper cavity 12; a positioning hole 13;

a lower mold core 21; a lower cavity 22; a gate 23; a mold closing positioning column 24;

a left mold core 31; a right mold core 41; a front mold core 51; and a rear mold core 61.

Detailed Description

The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.

Examples

See fig. 1-10.

The embodiment discloses a low-pressure casting die for a valve body of a petroleum pipeline conveying control valve, which comprises an upper die block 1, a lower die block 2, a left slide block 3, a right slide block 4, a front slide block 5, a rear slide block 6 and an ejection mechanism. An upper mold core 11 is arranged below the upper mold block 1, an upper cavity 12 is arranged on the lower surface of the upper mold block 1, a lower mold core 21 is arranged above the lower mold block 2, and a lower cavity 22 is arranged on the lower surface of the lower mold block 2. A power connection board 111 is also connected above the upper module 1.

In this embodiment, the left slider 3, the right slider 4, the front slider 5, and the rear slider 6 are all mounted between the lower module 2 and the upper module 1 so as to be able to move horizontally, the left slider 3 is connected with the left mold core 31, the right slider 4 is connected with the right mold core 41, the front slider 5 is connected with the front mold core 51, and the rear slider 6 is connected with the rear mold core 61. The left mold core 31, the right mold core 41 and the front mold core 51 are respectively used for forming an internal cavity of three outlet ends on the valve body of the petroleum pipeline conveying control valve. The upper die core 11 is used for forming an internal cavity of the valve core mounting end, and the rear die core 61 is used for forming a through hole on one side of the valve body.

When the upper die block 1, the lower die block 2, the left slide block 3, the right slide block 4, the front slide block 5 and the rear slide block 6 are matched, the upper die cavity 12 and the lower die cavity 22 are combined together to form a die cavity matched with the appearance of the valve body of the petroleum pipeline conveying control valve, and the upper die core 11, the left die core 31, the right die core 41, the front die core 51 and the rear die core 61 all extend into the die cavity. And cavities for the valve body of the petroleum pipeline conveying control valve are formed among the upper mold core 11, the left mold core 31, the right mold core 41, the front mold core 51, the rear mold core 61, the cavities and the lower mold core 21. The bottom of the lower module 2 is provided with a sprue 23; the gate 23 is vertically disposed to penetrate the lower mold core 21 upward.

In this embodiment, the four corners of the upper surface of the lower module 2 are respectively provided with a mold closing positioning column 24, correspondingly, the four corners of the lower surface of the upper module 1 are respectively provided with a positioning hole 13, and during mold closing, the mold closing positioning columns 24 are inserted into the positioning holes 13.

In this embodiment, the ejection mechanism includes an upper top plate 7, an ejector rod mounting plate 8, an ejector rod 9, and a guide rod 10; the upper top plate 7 is connected with the ejector rod mounting plate 8, and the ejector rod 9 and the guide rod 10 are both mounted on the ejector rod mounting plate 8; four guide rods 10 are arranged and are distributed at four corners of the ejector rod mounting plate 8, and the lower ends of the guide rods 10 penetrate through the upper module 1 and then are in contact with the upper surface of the lower module 2; the ejector push rods 9 are arranged at the positions, where the castings are easy to clamp the die, of the castings, and the lower ends of the ejector push rods 9 penetrate through the upper die block 1. After the valve body is molded, the left slide block 3, the right slide block 4, the front slide block 5 and the rear slide block 6 are respectively pulled outwards by using an external mold opening and closing power device to be demolded, and then the upper top plate 7 is pushed downwards, so that the ejector rod 9 is driven to move downwards, and the valve body and the upper mold core 11 are demolded.

In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an example of the structure of the present invention. All the equivalent changes or simple changes made according to the structure, characteristics and principle of the patent idea of the utility model are included in the protection scope of the patent of the utility model. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a petroleum pipeline transportation control valve body low pressure casting mould, includes module (1) and lower module (2), its characterized in that: the die comprises a left slide block (3), a right slide block (4), a front slide block (5) and a rear slide block (6), an upper die core (11) is arranged below the upper die block (1), an upper die cavity (12) is arranged on the lower surface of the upper die block (1),

a lower mold core (21) is installed on the lower mold block (2), a lower cavity (22) is formed in the lower surface of the lower mold block (2), the left slide block (3), the right slide block (4), the front slide block (5) and the rear slide block (6) are installed between the lower mold block (2) and the upper mold block (1) in a horizontally movable mode, the left slide block (3) is connected with a left mold core (31), the right slide block (4) is connected with a right mold core (41), the front slide block (5) is connected with a front mold core (51), and the rear slide block (6) is connected with a rear mold core (61);

when the upper module (1), the lower module (2), the left slide block (3), the right slide block (4), the front slide block (5) and the rear slide block (6) are assembled together, an upper cavity (12) and a lower cavity (22) are combined together to form a cavity matched with the appearance of a valve body of a petroleum pipeline conveying control valve, and an upper mold core (11), a left mold core (31), a right mold core (41), a front mold core (51) and a rear mold core (61) all extend into the cavity; a cavity for the valve body of the petroleum pipeline conveying control valve is formed among the upper mold core (11), the left mold core (31), the right mold core (41), the front mold core (51), the rear mold core (61), the cavity and the lower mold core (21); the bottom of the lower module (2) is provided with a pouring gate (23); the sprue (23) is vertically arranged and upwards penetrates through the lower mold core (21).

2. The low-pressure casting die for the valve body of the petroleum pipeline conveying control valve, as recited in claim 1, wherein: the four corners of the upper surface of the lower module (2) are respectively provided with a die-closing positioning column (24), correspondingly, the four corners of the lower surface of the upper module (1) are respectively provided with a positioning hole (13), and during die closing, the die-closing positioning columns (24) are inserted into the positioning holes (13).

3. The low-pressure casting die for the valve body of the petroleum pipeline conveying control valve, as recited in claim 1, wherein: the ejection mechanism comprises an upper top plate (7), an ejector rod mounting plate (8), an ejector rod (9) and a guide rod (10); the upper top plate (7) is connected with the ejector rod mounting plate (8), and the ejector rod (9) and the guide rod (10) are both mounted on the ejector rod mounting plate (8); four guide rods (10) are arranged and are distributed at four corners of the ejector rod mounting plate (8), and the lower ends of the guide rods (10) penetrate through the upper module (1) and then are in contact with the upper surface of the lower module (2); the ejector rods (9) are arranged at the positions of the castings, which are easy to clamp the die, and the lower ends of the ejector rods (9) penetrate through the upper die block (1).

4. The low-pressure casting die for the valve body of the petroleum pipeline conveying control valve, as recited in claim 1, wherein: the upper part of the upper module (1) is also connected with a power connecting plate (111).