CN214214475U - Exhaust loose piece for mold and mold - Google Patents

Abstract

The utility model provides an exhaust movable block for a mold and a mold, belonging to the technical field of mold manufacturing, comprising an installation block, wherein the installation block is provided with a connecting hole corresponding to the installation hole on the mold, and the installation block is provided with a holding tank communicated with the inner cavity of the mold; the connecting hole is a blind hole, internal threads are arranged on the inner wall of the connecting hole, and the mounting block is fixedly connected with the die through a bolt. Connect the installation piece on the mould, the holding tank is located the easy place that produces of mould dead angle bubble, and the bubble that originally was arranged in the product shifts and enters into the holding tank to guarantee that the product does not have the bubble, the same pouring material can enter into in the holding tank and become an organic whole with the product. And taking out the product after the product is molded, and removing redundant casting materials in the accommodating groove to obtain the final required product outline dimension. The installation block is connected with the position of the bubble which is easy to generate in the product, and the bubble is transferred into the accommodating groove of the installation block, so that the quality of the product is ensured.

Description

Exhaust loose piece for mold and mold

Technical Field

The utility model relates to a mould manufacturing technical field, more specifically say, relate to a mould is with exhaust loose piece and mould.

Background

The mould is basic process equipment for mechanical industrial production and is an indispensable tool for producing industrial products. After a set of die is made, tens of thousands and hundreds of thousands of product parts can be produced, and the economic and social benefits are very high. However, in the production stage of the product, air is prone to accumulate at the dead corner of the mold due to the presence of air in the mold cavity, so that air bubbles are formed in the product. The existence of air bubbles in the product not only affects the product beauty, but also can cause serious influence on the product quality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould is with exhaust loose piece and mould to there is the problem of bubble in the mould die cavity die corner department in the product production process that exists among the solution prior art.

In order to achieve the above object, the utility model adopts the following technical scheme: provided is a venting loose piece for a mold, comprising:

the mounting block is provided with a connecting hole used for being corresponding to the mounting hole on the die, and the mounting block is provided with a containing groove used for being communicated with the inner cavity of the die.

As another embodiment of this application, the connecting hole is the blind hole, be equipped with the internal thread on the connecting hole inner wall, the installation piece passes through bolt and mould fixed connection.

As another embodiment of this application, the holding tank is rectangle or circular arc slot hole structure, the holding tank runs through the installation piece.

As another embodiment of this application, the up end of installation piece is the arc surface with lower terminal surface, two the arc surface sets up with one heart.

As another embodiment of this application, the center of arc surface is located between the both sides wall of holding tank.

The utility model provides an exhaust loose piece for mould's beneficial effect lies in: connect the installation piece on the mould, the holding tank is located the easy place that produces of mould dead angle bubble, and the bubble that originally was arranged in the product shifts and enters into the holding tank to guarantee that the product does not have the bubble, the same pouring material can enter into in the holding tank and become an organic whole with the product. And taking out the product after the product is molded, and removing redundant casting materials in the accommodating groove to obtain the final required product outline dimension. The installation block is connected with the position of the bubble which is easy to generate in the product, and the bubble is transferred into the accommodating groove of the installation block, so that the quality of the product is ensured.

Another object of the present invention is to provide a mold, which includes any one of the above exhaust loose pieces for mold.

As another embodiment of the present application, the mold includes:

a lower die;

the upper die is fixedly connected with the lower die and is used for forming an inner cavity;

the mold core is arranged in the inner cavity and is fixedly connected with the lower mold or the upper mold; the mould is fixedly connected with the mould core through the exhaust movable block.

As another embodiment of the application, the mold core is provided with a mounting groove and a mounting hole for mounting the mounting block.

As another embodiment of this application, the lower mould, the mold core and go up the mould slope setting.

The utility model provides a mould, owing to adopted above-mentioned mould to use the exhaust loose piece, consequently the bubble that exists in mould dead angle department can shift to the mould with the exhaust loose piece in to guaranteed that no bubble exists in the product, and then guaranteed product quality.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of an exhaust loose piece for a mold, which is provided by the embodiment of the present invention, installed in the mold;

fig. 2 is a schematic structural view of an exhaust loose piece for a mold according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1. mounting blocks; 11. connecting holes; 12. accommodating grooves; 13. an upper end surface; 14. a lower end face; 2. a lower die; 3. a mold core; 31. mounting holes; 4. and (5) an upper die.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 and 2, the exhaust loose piece for mold according to the present invention will now be described. The utility model provides an exhaust loose piece for mould, is equipped with on the installation piece 1 and is used for the connecting hole 11 corresponding with mounting hole 31 on the mould including installation piece 1, is equipped with on the installation piece 1 and is used for the holding tank 12 with the mould inner chamber intercommunication.

The utility model provides an exhaust loose piece for mould compares with prior art, will install piece 1 and connect on the mould, and holding tank 12 is located the place that mould dead angle bubble produced easily, and the bubble that originally is arranged in the product shifts and enters into holding tank 12 to guarantee that the product does not have the bubble, the same pouring material can enter into in holding tank 12 and become an organic whole with the product. And taking out the product after the product is molded, and removing redundant casting materials in the accommodating groove 12 to obtain the final required product outline dimension. The quality of the product is ensured by connecting the position of the bubble which is easy to generate in the product with the mounting block 1 and transferring the bubble into the accommodating groove 12 of the mounting block 1.

Referring to fig. 2, as a specific embodiment of the exhaust loose piece for the mold according to the present invention, the connecting hole 11 is a blind hole, an inner thread is disposed on an inner wall of the connecting hole 11, and the mounting block 1 is fixedly connected to the mold through a bolt. If the connecting hole 11 is made into a through hole, the casting material can enter the connecting hole 11, which not only influences the appearance of the product, but also generates resistance during demoulding, and is not beneficial to demoulding.

Referring to fig. 2, as a specific embodiment of the exhaust loose piece for a mold according to the present invention, the accommodating groove 12 is a rectangular or circular slot structure, and the accommodating groove 12 penetrates through the mounting block 1. Rectangular hole or circular arc slot hole all are conventional means processing, comparatively practice thrift the cost. Meanwhile, the size of the rectangular or arc long hole can be determined according to the amount of the bubbles.

Optionally, the structural form of the accommodating groove 12 is a trapezoidal hole, a semicircular hole and an elliptical hole; the structural form is not unique, and the specific situation is determined according to the manufacturing needs of the die.

Referring to fig. 2, as a specific embodiment of the exhaust loose piece for a mold according to the present invention, the upper end surface 13 and the lower end surface 14 of the mounting block 1 are both arc surfaces, and the two arc surfaces are concentrically disposed. In the manufacturing of the die, the die is mostly of an arc structure, and the arc structure is more convenient to process; the mounting block 1 needs to be mounted on and become part of the mould, so there will be a corresponding arc surface on the mounting block 1.

Optionally, the upper end surface 13 and the lower end surface 14 are in the form of a plane, a curved surface, a stepped surface, and the like, and the specific conditions are determined according to the manufacturing requirements of the mold.

Referring to fig. 2, as a specific embodiment of the exhaust loose piece for mold according to the present invention, the center of the arc surface is located between two sidewalls of the accommodating groove 12. The holding tank 12 is used for receiving air bubbles from the inside of a product, the air bubbles usually exist in an air storage dead angle of a mold, a processing surface inside the mold is an arc surface, the mounting block 1 is placed on the mold and integrated with the mold, and the center of the arc surface is located between two side walls of the holding tank 12, so that the holding tank 12 is located at the upper part of the air storage dead angle, and the air bubbles can conveniently enter the holding tank 12.

Optionally, the specific position of the accommodating groove 12 may not be set, but the accommodating groove 12 is communicated with the inner cavity of the mold and is located above the dead angle of the mold, so that air bubbles in the product can smoothly enter the accommodating groove 12, and the specific situation is determined according to the mold manufacturing requirement.

Referring to fig. 1, an embodiment of the present invention further provides a mold, where the mold includes any one of the above exhaust loose pieces for mold.

The utility model provides a mould, compared with the prior art, owing to adopted above-mentioned mould with the exhaust loose piece, consequently in the bubble that exists in mould dead angle department can shift the mould with the exhaust loose piece to guaranteed that no bubble exists in the product, and then guaranteed product quality.

Referring to fig. 1, as a specific embodiment of the mold provided by the present invention, the mold includes a lower mold 2, an upper mold 4 and a mold core 3; the upper die 4 is fixedly connected with the lower die 2 and is used for forming an inner cavity; the mold core 3 is arranged in the inner cavity and is fixedly connected with the lower mold 2 or the upper mold 4; the mould is fixedly connected with the mould core 3 by an exhaust loose piece. The upper die 4 is respectively connected with the lower die 2 and the die core 3. The mold core 3 is arranged opposite to the lower mold 2 to form the appearance of the part, and then is connected together through the upper mold 4.

Referring to fig. 1, as a specific embodiment of the mold provided by the present invention, a mold core 3 is provided with a mounting groove and a mounting hole 31 for mounting the mounting block 1. Bolts pass through the mounting holes 31 to be connected with the threaded holes of the mounting block 1, so that the mounting block 1 and the mold core 3 are fixed together. So that the accommodating groove 12 is located at a position where bubbles are easily generated at the dead corner of the mold.

Referring to fig. 1, as a specific embodiment of the mold provided by the present invention, a lower mold 2, a mold core 3 and an upper mold 4 are disposed in an inclined manner. After the installation block 1 is fixed, the mold is wholly inclined, the accommodating groove 12 is located at a place where bubbles are easily generated at a dead angle of the mold, the bubbles in the product are transferred to the accommodating groove 12, and meanwhile, the castable can enter the accommodating groove 12 and be integrated with the product. And taking out the product after solidification, and then removing redundant casting materials in the accommodating tank 12 to obtain the required product outline dimension.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (8)

1. An exhaust movable block for a mold is used for being installed in an inner cavity of the mold and is characterized by comprising an installation block, wherein the installation block is provided with a connecting hole corresponding to an installation hole on the mold, and the installation block is provided with an accommodating groove communicated with the inner cavity of the mold; the connecting hole is a blind hole, an internal thread is arranged on the inner wall of the connecting hole, and the mounting block is fixedly connected with the die through a bolt.

2. The venting loose piece for mold according to claim 1, wherein the receiving groove has a rectangular or arc-shaped long hole structure, and the receiving groove penetrates through the mounting block.

3. The exhaust loose piece for the mold according to claim 1, wherein the upper end surface and the lower end surface of the mounting block are both arc surfaces, and the two arc surfaces are concentrically arranged.

4. The venting plunger of claim 3, wherein the arcuate surface has a center located between the sidewalls of the receiving groove.

5. A mold comprising the venting flap for a mold according to any of claims 1 to 4.

6. The mold of claim 5, wherein the mold comprises:

a lower die;

the upper die is fixedly connected with the lower die and is used for forming an inner cavity;

the mold core is arranged in the inner cavity and is fixedly connected with the lower mold or the upper mold; the mould is fixedly connected with the mould core through the exhaust movable block.

7. The mold of claim 6, wherein the core is provided with mounting slots and mounting holes for mounting the mounting blocks.

8. The mold of claim 6, wherein the lower mold, the mold core, and the upper mold are arranged obliquely.

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