CN212707650U

CN212707650U - Demoulding mechanism of mechanical tee joint

Info

Publication number: CN212707650U
Application number: CN202021414672.4U
Authority: CN
Inventors: 张健
Original assignee: Shandong Weifang Jianqiang Machinery Co ltd
Current assignee: Shandong Weifang Jianqiang Machinery Co ltd
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2021-03-16
Anticipated expiration: 2030-07-17

Abstract

The utility model discloses a three-way demoulding mechanism of machinery, including female mould, female mould upper surface central point puts and has seted up the casting shaping chamber, female mould top position is provided with the sub-mould, sub-mould lower surface fixed connection has the shaping piece, and the casting of shaping piece and female mould becomes die cavity inner wall sliding connection, the female mould upper surface is located the vertical chamber that two symmetries set up in casting shaping chamber both sides middle part position, female mould is located the casting shaping chamber lower position and has seted up the elasticity chamber, elasticity intracavity wall position sliding connection has the board that resets, the thimble that two symmetries of reset plate upper surface fixed connection set up, reset plate one end is kept away from to the thimble and is cast shaping chamber bottom position and run through sliding connection. The utility model discloses make the ejecting simple structure of product, and equipment cost is low, can not cause thimble wearing and tearing casting die cavity bottom position.

Description

Demoulding mechanism of mechanical tee joint

Technical Field

The utility model relates to a mechanical tee bend manufacturing technical field especially relates to a mechanical tee bend demoulding mechanism.

Background

The mechanical tee joint has the same function as the common tee joint. The mechanical tee joint is divided into a groove mechanical tee joint and a thread mechanical tee joint. The branch pipe can be directly connected to a steel pipe, and is widely applied to installation of fire-fighting pipelines and spraying pipelines. Mechanical tees can be used when flow splitting or merging is required. Firstly, a hole is formed in the steel pipe by using a hole drilling machine, then the mechanical tee joint is clamped into the hole, and the periphery of the hole is sealed along the pipe wall by a sealing ring. The mechanical three-way branch wire connection and the groove connection are adopted. When the mechanical tee joint is connected, the gap between the mechanical tee joint and the hole is checked, all parts are uniform, and then the mechanical tee joint is fastened in place.

The most of mechanical tee bend is steel and passes through mould casting shaping among the prior art, but among the prior art behind the mechanical tee bend casting shaping, need drive the thimble through the cylinder and ejecting with the product for the product drawing of patterns, the cost that makes equipment that drives the product drawing of patterns through the cylinder increases, and drives the thimble through the cylinder and make the thimble overlength, takes place thimble shake or skew easily when impelling, causes the mould bottom position wearing and tearing seriously easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a mechanical three-way demoulding mechanism.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a three-way demoulding mechanism of machinery, includes female mould, female mould upper surface central point puts and has seted up the casting die cavity, female mould top position is provided with the sub-mould, sub-mould lower surface position fixedly connected with shaping piece, and the casting of shaping piece and female mould becomes die cavity inner wall sliding connection, the vertical chamber that two symmetries set up is seted up to female mould upper surface position in casting die cavity both sides middle part position, female mould is located the casting die cavity lower position and has seted up the elasticity chamber, elasticity intracavity wall position sliding connection has the board that resets, reset the thimble that board upper surface position fixedly connected with two symmetries set up, the thimble is kept away from and is reset board one end and casting die cavity bottom position and run through sliding connection.

As a further description of the above technical solution:

the upper surface positions of the two thimbles are flush with the position of the inner bottom wall of the casting forming cavity.

As a further description of the above technical solution:

two equal sliding connection has the ejector pin in the vertical intracavity, ejector pin bottom one end and the board upper surface position fixed connection that resets, reset a plurality of evenly distributed's of board lower surface position fixed connection spring, it is a plurality of the spring is kept away from reset board one end and elasticity intracavity diapire position fixed connection, and is a plurality of the spring is the pressure spring.

As a further description of the above technical solution:

the lower surface of the sub-mold is fixedly connected with two symmetrically arranged abutting plates above the two vertical cavities, and the two abutting plates are respectively connected with the inner walls of the vertical cavities at corresponding positions in a sliding manner.

As a further description of the above technical solution:

the child die and the mother die are located on the same two sides of the supporting plate and are fixedly connected with the electric push rod between the supporting plates.

As a further description of the above technical solution:

and the secondary die and the primary die are sand dies.

As a further description of the above technical solution:

a liquid injection port is formed in the position of the upper surface of the sub-mold and is L-shaped.

The utility model discloses following beneficial effect has:

the utility model discloses a set up reset plate and ejector pin, make child mould and bed die block through electric putter, pour into molten iron into toward casting shaping intracavity through annotating the liquid mouth for molten iron is casting into the die cavity internal cooling and is taking shape, starts electric putter, makes child mould and bed die separation, makes to support tight board and ejector pin separation and makes reset plate reset, makes the product that the thimble will cast the shaping intracavity ejecting, avoids promoting the thimble through electronic jar and causes the cost-push.

The utility model discloses make the ejecting simple structure of product, and equipment cost is low, can not cause thimble wearing and tearing casting die cavity bottom position.

Drawings

Fig. 1 is a front view of a demoulding mechanism of a mechanical tee joint provided by the present invention;

fig. 2 is a cross-sectional view of a demoulding mechanism of a mechanical tee joint provided by the utility model;

fig. 3 is a top view of the demolding mechanism for a mechanical tee joint provided by the present invention.

Illustration of the drawings:

1. a female mold; 2. a sub-mold; 3. an electric push rod; 4. a support plate; 5. a liquid injection port; 6. casting a molding cavity; 7. a vertical cavity; 8. a top rod; 9. a thimble; 10. an elastic cavity; 11. a spring; 12. a reset plate; 13. and tightly abutting against the plate.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a mechanical three-way demoulding mechanism comprises a female mould 1, a casting molding cavity 6 is arranged at the central position of the upper surface of the female mould 1, a secondary mould 2 is arranged at the upper position of the female mould 1, a forming block is fixedly connected at the lower surface position of the secondary mould 2 and is in sliding connection with the inner wall of the casting molding cavity 6 of the female mould 1, two symmetrically-arranged vertical cavities 7 are arranged at the middle positions of the two sides of the casting molding cavity 6 on the upper surface of the female mould 1, an elastic cavity 10 is arranged at the lower position of the casting molding cavity 6 of the female mould 1, a reset plate 12 is in sliding connection with the inner wall position of the elastic cavity 10, two symmetrically-arranged thimbles 9 are fixedly connected at the upper surface position of the reset plate 12, one end of the thimble 9, far away from the reset plate 12, is in sliding connection with the bottom position of the casting molding cavity 6, the thimble 9 is short and cannot shake, the abrasion of the bottom of the casting molding cavity 6 is avoided.

The upper surface positions of the two thimbles 9 are flush with the position of the inner bottom wall of the casting molding cavity 6. Equal sliding connection has ejector pin 8 in two vertical chambeies 7, ejector pin 8 bottom one end and the 12 upper surface position fixed connection that reset plate, and the 12 lower surface position fixed connection that reset plate has a plurality of evenly distributed's spring 11, and a plurality of springs 11 are kept away from 12 one end that reset plate and 10 inner bottom wall position fixed connection in elasticity chamber, and a plurality of springs 11 are the pressure spring, conveniently reset plate 12 through the pressure spring and reset for thimble 9 resets, ejecting with the product.

The lower surface of the sub-mold 2 is fixedly connected with two symmetrically arranged abutting plates 13 above the two vertical cavities 7, and the two abutting plates 13 are respectively connected with the inner walls of the vertical cavities 7 at the corresponding positions in a sliding manner. The child mould 2 and the female mould 1 are located with the equal fixedly connected with backup pad 4 in both sides position, and lie in with equal fixedly connected with electric putter 3 between the backup pad 4, can make child mould 2 and female mould 1 open and shut through electric putter 3 and conveniently take out the product. The secondary die 2 and the primary die 1 are sand dies which are heat-resistant. The position of the upper surface of the sub-mold 2 is provided with a liquid injection port 5, the liquid injection port 5 is arranged in an L shape, and molten iron is injected into the casting molding cavity 6 through the liquid injection port 5, so that a product is molded.

The working principle is as follows: make 2 blocks of submoulds and 1 block of bed die through electric putter 3, inject molten iron into casting into die cavity 6 through annotating liquid mouth 5 in, make molten iron at casting into die cavity 6 internal cooling shaping, start electric putter 3, make the submould 2 and the separation of bed die 1, make to support tight board 13 and ejector pin 9 separation and make reset plate 12 reset, make thimble 9 will cast into the product in die cavity 6 ejecting, make thimble 9 stroke shorter, avoid wearing and tearing casting into die cavity 6 bottom wearing and tearing.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a mechanical three-way demoulding mechanism, includes female mould (1), its characterized in that: a casting forming cavity (6) is arranged at the central position of the upper surface of the female die (1), a sub-mould (2) is arranged above the mother mould (1), a forming block is fixedly connected with the lower surface of the sub-mould (2), and the forming block is connected with the inner wall of the casting forming cavity (6) of the female die (1) in a sliding way, two vertical cavities (7) which are symmetrically arranged are arranged on the upper surface of the female die (1) in the middle of the two sides of the casting forming cavity (6), the female die (1) is provided with an elastic cavity (10) at the position below the casting forming cavity (6), the inner wall of the elastic cavity (10) is connected with a reset plate (12) in a sliding way, the upper surface of the reset plate (12) is fixedly connected with two symmetrically arranged thimbles (9), one end of the ejector pin (9) far away from the reset plate (12) is in sliding connection with the bottom of the casting forming cavity (6) in a penetrating mode.

2. The mechanical tee demolding mechanism according to claim 1, wherein: the upper surface positions of the two thimbles (9) are flush with the position of the inner bottom wall of the casting molding cavity (6).

3. The mechanical tee demolding mechanism according to claim 1, wherein: two equal sliding connection has ejector pin (8) in vertical chamber (7), ejector pin (8) bottom one end with reset board (12) upper surface position fixed connection, reset board (12) lower surface position fixed connection has a plurality of evenly distributed's spring (11), and is a plurality of reset board (12) one end and elasticity chamber (10) inner bottom wall position fixed connection are kept away from in spring (11), and are a plurality of spring (11) are the pressure spring.

4. The mechanical tee demolding mechanism according to claim 1, wherein: the lower surface of the sub-mold (2) is fixedly connected with two symmetrically arranged abutting plates (13) at positions above the two vertical cavities (7), and the two abutting plates (13) are respectively connected with the inner walls of the vertical cavities (7) at corresponding positions in a sliding manner.

5. The mechanical tee demolding mechanism according to claim 1, wherein: the sub-mold (2) and the main mold (1) are located on the same two sides of the support plate (4) and located between the same support plate (4) and the electric push rod (3).

6. The mechanical tee demolding mechanism according to claim 1, wherein: the sub-mold (2) and the mother mold (1) are sand molds.

7. The mechanical tee demolding mechanism according to claim 1, wherein: a liquid injection port (5) is formed in the position of the upper surface of the sub-die (2), and the liquid injection port (5) is L-shaped.