CN217223493U

CN217223493U - Vertical casting and stacked casting universal mold

Info

Publication number: CN217223493U
Application number: CN202220638235.3U
Authority: CN
Inventors: 吴洪昌; 陈新伟; 齐凤仓; 吴洪汝
Original assignee: Shandong Yirun Machinery Co Ltd
Current assignee: Shandong Yirun Machinery Co Ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-08-19
Anticipated expiration: 2032-03-22

Abstract

The utility model belongs to the technical field of the mould for the sand casting, a immediately water and fold general mould of watering is proposed, including relative distribution's first die body and second die body, be provided with two first die cavitys that are used for constituting profile on the sand shell on the first die body side by side, two first die cavitys communicate with each other and be provided with the first lug that a plurality of intervals distribute between the two, be provided with between the one end of first die cavity and the one end of another first die cavity and be provided with and water the die cavity, be provided with two second die cavities that are used for constituting profile under the sand shell on the second die body side by side, two second die cavities are relative with first die cavity one by one, be provided with the second lug between two second die cavities, be provided with between the one end of second die cavity and the one end of another second die cavity and water the die cavity, all be provided with two locating holes on first die body and the second die body. The device has reasonable design and simple structure, is favorable for reducing the cost, has higher utilization rate and is suitable for large-scale popularization.

Description

Vertical casting and stacked casting universal mold

Technical Field

The utility model belongs to the technical field of the mould for the sand casting, especially, relate to a water immediately and fold and water general mould.

Background

The sand casting technology is a casting method for preparing a casting mold by taking sand as a main molding material. Sand casting is the most traditional casting method. The characteristics of sand casting are not limited by the shape, size, complexity and alloy type of parts, the production period is short, and the cost is low, so sand casting is still the most widely applied casting method in casting production. The basic flow of the traditional sand mold casting process comprises the steps of sand mixing, molding, core making, mold assembling, pouring, sand shakeout, cleaning, polishing, processing, inspection and the like. Wherein, the moulding and core making respectively refer to the external mould cavity and the inner core, namely the core, of the manufactured workpiece.

At present, when connecting rods for machinery are produced, vertical casting is adopted in some workshops, overlapping casting is adopted in some workshops, and for the workshops for supplying vertical casting and overlapping casting sand shells, two sets of different molds need to be provided for separated-line production and manufacturing, so that the production cost is high, and the utilization rate of the molds is low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to foretell water immediately and fold the technical problem who waters the mould and exist, provide a reasonable in design, simple structure, be favorable to reduce cost and the higher one of utilization ratio water immediately and fold and water general mould.

In order to achieve the above object, the technical solution adopted by the present invention is that, the utility model provides a vertical casting and stacked casting universal mold, which comprises a first mold body and a second mold body which are distributed oppositely, wherein the first mold body is provided with two first mold cavities side by side for forming an upper molding surface of a sand shell, the two first mold cavities are communicated with each other and are provided with a plurality of first convex blocks distributed at intervals therebetween, a pouring gate cavity is arranged between one end of the first mold cavity and one end of the other first mold cavity, the pouring gate cavity comprises a horizontal semi-cylindrical part, two sides of the semi-cylindrical part are provided with dovetail block parts, the tail part of the dovetail block part is communicated with the first mold cavity, a partition column is arranged in the middle of the semi-cylindrical part, the second mold body is provided with two second mold cavities side by side for forming a lower molding surface of the sand shell, the two second mold cavities are opposite to the first mold cavity one by one, a second convex block corresponding to the first convex block is arranged between the two second die cavities, a pouring cavity is arranged between one end of each second die cavity and one end of the other second die cavity, two positioning holes are formed in the first die body and the second die body and are close to two sides of the first die body and the second die body, the two pouring cavities are used for forming a conversion pouring cavity of the sand shell, and the conversion pouring cavity is used for installing the cylindrical movable block.

Preferably, the centerline trajectory of the first mold cavity and the centerline trajectory of the second mold cavity are both " _へ The head and tail parts of the first die cavity and the second die cavity are both circular, the first convex block is positioned between the head and tail parts of the two first die cavities, and the second convex block is positioned between the head and tail parts of the two second die cavities.

Preferably, the number of the first bumps and the number of the second bumps are four.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. the utility model provides a vertical pouring and stacked pouring universal mold, which can form two pouring cavity with linking effect between a first mold cavity and a second mold cavity by utilizing the device, the pouring cavity can enable the sand shell produced by the device to have a conversion pouring cavity, and the sand shell can be vertically poured or stacked poured by arranging a pluggable cylindrical movable block in the conversion pouring cavity, thereby achieving the purpose of vertical pouring and stacked pouring universal; the design that utilizes first lug and second lug can make the sand shell have the strengthening rib structure, is favorable to improving the structural strength of sand mould to the quality of part product in first die cavity and the second die cavity is guaranteed. The device has the advantages of reasonable design, simple structure, low cost, high utilization rate and suitability for large-scale popularization.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of a first mold body according to an embodiment;

FIG. 2 is a schematic structural diagram of a second mold body according to an embodiment;

FIG. 3 is a schematic diagram of sand shell overlapping casting produced by the universal vertical casting and overlapping casting mold provided by the embodiment;

FIG. 4 is a diagram of a sand shell cast product produced by the mold for the vertical pouring and the stacked pouring provided by the embodiment;

in the above figures:

1. a first mold body; 11. a first mold cavity; 12. a first bump;

2. a second mold body; 21. a second mold cavity; 22. a second bump;

3. a pouring gate cavity; 31. a semi-cylindrical portion; 32. a dovetail block portion; 33. a partition column;

4. sand shell; 41. converting a runner cavity; 5. a workpiece; 6. and (7) positioning the holes.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" used herein refer to the same directions as the drawings, and do not limit the structure.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations set forth in the following description of the specific embodiments.

Embodiment, as shown in fig. 1, 2, 3 and 4, the utility model provides a vertical casting and stacked casting universal mold, which comprises a first mold body 1 and a second mold body 2 which are relatively distributed, wherein two first mold cavities 11 for forming the upper molding surface of the sand shell are arranged on the first mold body 1 side by side, the two first mold cavities 11 are communicated, a plurality of first convex blocks 12 which are distributed at intervals are arranged between the two first mold cavities 11, a pouring mold cavity 3 is arranged between one end of one first mold cavity 11 and one end of the other first mold cavity 11, the pouring mold cavity 3 comprises a horizontal semi-cylindrical part 31, two sides of the semi-cylindrical part 31 are provided with dovetail block parts 32, the tail part of the dovetail block part 32 is communicated with the first mold cavities 11, the middle of the semi-cylindrical part 31 is provided with a separation column 33, two second mold cavities 21 for forming the lower molding surface of the sand shell are arranged on the second mold body 2 side by side, the two second mold cavities 21 are opposite to the two first mold cavities 11 one another, a second convex block 22 corresponding to the first convex block 12 is arranged between the two second die cavities 21, a pouring die cavity 3 is arranged between one end of each second die cavity 21 and one end of the other second die cavity 21, two positioning holes 6 are arranged on the first die body 1 and the second die body 2, the positioning holes 6 are arranged close to two sides of the first die body 1 and the second die body 2, the two pouring die cavities 3 are used for forming a conversion pouring cavity of the sand shell, and the conversion pouring cavity is used for installing a cylindrical movable block.

After the device is closed, two sand cavities can be formed between the first die cavity 11 and the second die cavity 21, two runner cavities 3 with a joint effect can be formed between the first die cavity 11 and the second die cavity 21, the runner cavities 3 can enable the sand shell 4 produced by the device to have a conversion runner cavity 41, and a pluggable cylindrical movable block (not shown in the figure) is arranged in the conversion runner cavity 41. Therefore, for the produced sand shell 4, the cylindrical movable block is inserted into the conversion pouring gate cavity to carry out vertical pouring, and the cylindrical movable block is taken out of the conversion pouring gate cavity and a plurality of sand shells are stacked to communicate all the cavities, so that the stacked pouring operation can be carried out, and the purpose of vertical pouring and stacked pouring is achieved. Furthermore, the first bump 12 and the second bump 22 designed by the device can enable the sand shell to have a reinforcing rib structure besides light weight, which is beneficial to improving the structural strength of the sand mold, and further ensures the casting molding quality of the workpiece 5 in the first mold cavity 11 and the second mold cavity 21. The device has the advantages of reasonable design, simple structure, strong practicability, higher utilization rate and contribution to reducing the cost.

In order to improve the production efficiency of the device, the utility model discloses the central line orbit of the first die cavity 11 and the central line orbit of the second die cavity 21 are all' _へ The head and tail of the first die cavity 11 and the second die cavity 21 are round, so that the device can be specially used for production " _へ "font and end to end are the mechanical connecting rod work piece 5 of circular structure, and the specificity obtains improving, in order to improve the space utilization of mould itself moreover, the utility model discloses still design first lug 12 and be located between the end to end of two first die cavitys 11, simultaneously, second lug 22 is located between the end to end of two second die cavitys 21.

In order to improve the structural strength of the shell, the utility model provides a quantity that must I first lug 12 and second lug 22 is four. Like this, the sand shell 4 that this device produced is exactly a shell structure who has three strengthening ribs all around in succession and the centre, and its structural strength is higher, can fully satisfy the needs of watering immediately and overlapping the operation of watering, and the practicality is stronger, and this sand shell interchangeability on same production line is better moreover, and the utilization ratio is higher.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. A vertical casting and overlapping casting universal mold comprises a first mold body and a second mold body which are oppositely distributed, and is characterized in that two first mold cavities used for forming an upper molding surface of a sand shell are arranged on the first mold body side by side, the two first mold cavities are communicated, a plurality of first convex blocks which are distributed at intervals are arranged between the two first mold cavities, a pouring mold cavity is arranged between one end of the first mold cavity and one end of the other first mold cavity, the pouring mold cavity comprises a horizontal semi-cylindrical part, dovetail block parts are arranged on two sides of the semi-cylindrical part, the tail part of each dovetail block part is communicated with the first mold cavity, a partition column is arranged in the middle of the semi-cylindrical part, two second mold cavities used for forming a lower molding surface of the sand shell are arranged on the second mold body side by side, the two second mold cavities are opposite to the first mold cavities one by one, and second convex blocks corresponding to the first convex blocks are arranged between the two second mold cavities, a pouring cavity is arranged between one end of the second cavity and one end of the other second cavity, two positioning holes are formed in the first die body and the second die body, the positioning holes are arranged close to two sides of the first die body and the second die body, the two pouring cavities are used for forming a conversion pouring cavity of the sand shell, and the conversion pouring cavity is used for installing a cylindrical movable block.

2. A mold for vertical casting and stacked casting according to claim 1, wherein the locus of the center line of the first cavity and the locus of the center line of the second cavity are both defined as " _へ The head and tail parts of the first die cavity and the second die cavity are both circular, the first convex block is positioned between the head and tail parts of the two first die cavities, and the second convex block is positioned between the head and tail parts of the two second die cavities.

3. The mold of claim 2, wherein the number of the first projections and the number of the second projections are four.