CN213794098U

CN213794098U - Gate valve cover die with novel casting head

Info

Publication number: CN213794098U
Application number: CN202022880202.3U
Authority: CN
Inventors: 董安需; 马世才
Original assignee: Qingdao Dazhitek Machinery Co ltd
Current assignee: Qingdao Dazhitek Machinery Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-07-27
Anticipated expiration: 2030-12-03

Abstract

The utility model discloses a gate valve bonnet mould with novel casting head, including valve bonnet upper and valve bonnet lower mould, the valve bonnet upper mould with valve bonnet lower mould swing joint, the demoulding groove has been seted up to the inside wall middle section of valve bonnet upper mould, through-hole a has been seted up through the inside bottom of demoulding groove, the lateral wall of valve bonnet upper mould is located the upper end fixed mounting of through-hole a has a fixed plate, through-hole b has been seted up through the middle section of fixed plate, and with through-hole a is linked together, movable mounting has the stripper rod in through-hole a and through-hole b, the one end fixed mounting of stripper rod has the cardboard, and the other end fixed mounting has the fixed block the cardboard movable mounting in the demoulding groove; this gate valve gap mould with novel casting head, simple structure satisfies the casting head structure promptly, promotes the speed and the efficiency of drawing of patterns through the operation of stripper rod at the in-process of drawing of patterns to improve the quality of foundry goods.

Description

Gate valve cover die with novel casting head

Technical Field

The utility model relates to a casting technical field specifically is a gate valve gap mould with novel casting head.

Background

The valve is an important component of the industrial pipeline, the basic structure of the mechanical product with a movable mechanism, along with the continuous improvement of science and technology, the requirement on the quality of the valve is higher and higher, the quality of the valve is closely related to the quality of a valve casting, so that no good casting can be found, the valve is not found, the shrinkage cavity, the air hole, the slag inclusion and the like of the casting are reduced through the design of the casting head, so that the casting with good quality can not be produced without the design of the casting head, the industrial valve is widely used as a gate valve and a ball valve at present, therefore, the mold for producing the valve cover of the gate valve with the casting head becomes one of the most important devices in the casting, the valve cover mold of the casting head in the prior art meets the casting characteristics of the casting head, but the demolding is more complex and the demolding efficiency is low due to the casting process, the quality of the casting is also influenced, there is therefore a need for improvements in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gate valve gap mould with novel dead head to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gate valve gap mould with novel dead head, mould and valve gap lower mould on the valve gap, the valve gap go up the mould with valve gap lower mould swing joint, the drawing of patterns groove has been seted up in the inside wall middle section of mould on the valve gap, through-hole an has been seted up in the inside bottom of drawing of patterns groove runs through, the lateral wall of mould on the valve gap is located through-hole a's upper end fixed mounting has the fixed plate, the middle section of fixed plate runs through and has seted up through-hole b, and with through-hole a is linked together, movable mounting has the stripper bar in through-hole a and the through-hole b, the one end fixed mounting of stripper bar has the cardboard, and other end fixed mounting has the fixed block the cardboard movable mounting be in the drawing of patterns inslot.

Preferably, the upper end of the outer part of the demolding rod is provided with a spring, one end of the spring is fixedly connected with the fixing block, and the other end of the spring is fixedly connected with the fixing plate.

Preferably, the inside of fixed block runs through and has seted up the arc mouth, the fixed cover of lateral wall of cardboard is equipped with the bed course.

Preferably, a supporting block is fixedly installed on one side wall of the lower valve cover die, and a base is fixedly installed at the lower end of the supporting block.

Preferably, one side of the lower valve cover die is provided with a pouring gate, and one side of the upper valve cover die is provided with a riser.

Compared with the prior art, the beneficial effects of the utility model are that: this gate valve gap mould with novel casting head, simple structure satisfies the casting head structure promptly, promotes the speed and the efficiency of drawing of patterns through the operation of stripper rod at the in-process of drawing of patterns to improve the quality of foundry goods.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a part of the structure of the present invention.

In the figure: the mold comprises a valve cover lower mold 1, a valve cover upper mold 2, a feeder head 3, a fixing block 4, a demolding rod 5, an arc-shaped opening 6, a clamping plate 7, a fixing plate 8, a sprue 9, a pouring gate 10, a base 12, a supporting block 13, a demolding groove 14, a through hole b15, a through hole a16, a clamping plate 17 and a cushion layer 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a gate valve gap mould with novel casting head, mould 2 and valve gap lower mould 1 on the valve gap, mould 2 on the valve gap with 1 swing joint of valve gap lower mould, demoulding groove 14 has been seted up in the inside wall middle section of mould 2 on the valve gap, the inside bottom of demoulding groove 14 runs through and has seted up through-hole a16, the lateral wall of mould 1 on the valve gap is located the upper end fixed mounting of through-hole a16 has fixed plate 8, the middle section of fixed plate 8 runs through and has seted up through-hole b15, and with through-hole a16 is linked together, movable mounting has demoulding rod 5 in through-hole a16 and the through-hole b15, the one end fixed mounting of demoulding rod 5 has cardboard 17, and other end fixed mounting has fixed block 4 cardboard 17 movable mounting is.

Specifically, mould 2 on the valve gap is semi-circular structure with valve gap lower mould 1, and both constitute whole valve gap foundry goods mould, and inside pouring molten iron is forming die, mould 2 on the valve gap's inside wall middle section is seted up demoulding groove 14, demoulding groove 14 inside with mould 2 on the valve gap's lateral wall runs through to set up blows through-hole a16, mould 2 on the valve gap's lateral wall is located through-hole a 16's upper end fixed mounting fixed plate 8, the middle section of fixed plate 8 runs through to set up through-hole b15, through-hole a communicates with each other with through-hole b, and inside equal movable mounting demoulding rod 5, demoulding rod 5's one end is located demoulding inslot fixed mounting has cardboard 17, and the other end is located the upper end fixed mounting of fixed plate fixed block 4, cardboard 17 can in demoulding groove 14.

A spring 7 is arranged at the upper end of the outer part of the demoulding rod 5, one end of the spring 7 is fixedly connected with the fixed block 4, and the other end of the spring 7 is fixedly connected with the fixed plate 8;

specifically, the spring 7 is sleeved at the upper end of the outer part of the demolding rod 5, and the demolding rod can pull the demolding rod 5 under the action of the spring to contract.

An arc-shaped opening 6 is formed in the fixed block 4 in a penetrating mode, and a cushion layer 18 is fixedly sleeved on the outer side wall of the clamping plate 17;

specifically, the inside of fixed block 4 runs through and sets up arc mouth 6, the arc mouth is convenient for hold fixed block 4 drive the stripper rod, the fixed suit in outside of cardboard 17 the bed course 18, the material of bed course 18 is the same with the material of mould, works as the cardboard is in when the stripping groove, will connect the gap sealed.

A supporting block 13 is fixedly installed on one side wall of the valve cover lower die 2, and a base 12 is fixedly installed at the lower end of the supporting block 13;

specifically, a base 12 is fixedly installed on one side wall of the valve cover lower die 2 through the supporting block 13, and the whole die can be horizontally placed on the ground through the base 12 for demolding operation.

One side of the valve cover lower die 1 is provided with a pouring gate 10, the pouring gate 10 is provided with a pouring gate 9, and one side of the valve cover upper die 2 is provided with a dead head.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a gate valve gap mould with novel dead head, includes mould (2) and valve gap lower mould (1) on the valve gap, its characterized in that: mould (2) on the valve gap with valve gap lower mould (1) swing joint, demoulding groove (14) have been seted up in the inside wall middle section of mould (2) on the valve gap, demoulding groove (14) inside bottom is run through and has been seted up through-hole a (16), the lateral wall of mould (2) on the valve gap is located the upper end fixed mounting of through-hole a (16) has fixed plate (8), through-hole b (15) have been seted up in the middle section of fixed plate (8), and with through-hole a (16) are linked together, through-hole a (16) and through-hole b (15) interior movable mounting have demoulding rod (5), the one end fixed mounting of demoulding rod (5) has cardboard (17), and other end fixed mounting has fixed block (4) cardboard (17) movable mounting be in demoulding groove (14).

2. The gate valve cover mold with the novel casting head of claim 1, wherein: the outside upper end of ejector pin (5) is equipped with spring (7), the one end fixed connection of spring (7) fixed block (4), other end fixed connection fixed plate (8).

3. The gate valve cover mold with the novel casting head of claim 1, wherein: the inside of fixed block (4) is run through and is seted up arc mouth (6), the fixed cover of lateral wall of cardboard (17) is equipped with bed course (18).

4. The gate valve cover mold with the novel casting head of claim 1, wherein: a supporting block (13) is fixedly mounted on one side wall of the valve cover lower die (1), and a base (12) is fixedly mounted at the lower end of the supporting block (13).

5. The gate valve cover mold with the novel casting head of claim 1, wherein: one side of the valve cover lower die (1) is provided with a pouring gate (10), the pouring gate (10) is provided with a pouring gate (9), and one side of the valve cover upper die (2) is provided with a dead head (3).