CN206139786U - A sand mold die for improving sand casting ring gear sign definition - Google Patents

Abstract

The utility model relates to a sand casting field, concretely relates to a sand mold die for improving sand casting ring gear sign definition. This a sand mold die for improving sand casting ring gear sign definition, including the sand box, the sand box in be equipped with the sand mould, include still that the sign inserts, the sand mould in be equipped with with the sign matched with recess of inserting, the sign insert and inlay in the recess. The utility model discloses a sand mold die for improving sand casting ring gear sign definition in the sign recess of inlaying the sign sand mould, makes the separately preparation of inserting of sand mould and sign, destroys the typeface structure when preventing to make the sand mould, and the typeface is clear.

Description

For improving the sand mold mould that sand casts gear ring word mark definition

Technical field

The utility model is related to sand casting field, and in particular to for improving the sand mould that sand casts gear ring word mark definition Tool.

Background technology

Existing steel, iron and most of non-ferrous alloy castings all can be obtained with sand mould casting method, due to sand casting institute Modeling Material is cheap and easy to get, and Casting mold manufacturing is easy, single-piece production to foundry goods, produces by batch and in a large number production can be fitted Should, for a long time, the basic technology always in Foundry Production.

In gear ring production process, it usually needs the mark such as model, standard, size of product on the mark of gear ring surface, It is existing be in mark in sand casting process by word mark be all directly to be engraved on mould, but making sand mold using this kind of method Shi Rongyi makes a mess of font, and pours that rear font is smudgy, low precision, affects the outward appearance of product and uses.

Utility model content

To overcome prior art not enough, the utility model provides a kind of for improving the sand mold that sand casts gear ring word mark definition Mould.

For achieving the above object, the technical solution of the utility model is：

For improving the sand mold mould that sand casts gear ring word mark definition, including sandbox, sand mold is provided with described sandbox, its It is characterised by：Also include word mark insert, the groove being engaged with word mark insert, described word mark insert are provided with described sand mold It is embedded in groove.

Further, described word mark insert is made using precoated sand.

It is compared with prior art, of the present utility model to cast for improving sand from above-mentioned to description of the present utility model The sand mold mould of gear ring word mark definition, is separated by word mark edge to the word mark groove of sand mold, will make sand mold and word mark insert Make, font architecture is destroyed during anti-major structure sand mold, font is clear.

Description of the drawings

Fig. 1 is structural representation of the present utility model.

Specific embodiment

Below by way of specific embodiment, the utility model will be further described.

With reference to shown in Fig. 1, for improving the sand mold mould that sand casts gear ring word mark definition, including sandbox 1 and word mark insert 2, sand mold 11 is provided with sandbox 1, sand mold 11 is provided with the groove 111 being engaged with word mark insert 2, and word mark insert edge 21 is embedded in recessed In groove 111, the word mark insert 31 is made using precoated sand.

The above-mentioned sand mold mould for improving sand casting gear ring word mark definition, when making sand mold, makes sand mold carry and word mark The groove 111 that insert 2 is engaged, then word mark insert 2 is inlayed in the groove 111 of sand mold 11, make sand mold and word mark insert and separate Make, it is to avoid font architecture is destroyed when making sand mold, font is clear after cast.

Some specific embodiments of the present utility model are above are only, but design concept of the present utility model is not limited to This, all changes for carrying out unsubstantiality to the utility model using this design all should belong to infringement the utility model protection domain Behavior.

Claims (2)

1. it is used to improve the sand mold mould that sand casts gear ring word mark definition, including sandbox, in described sandbox sand mold is provided with, it is special Levy and be：Also include word mark insert, the groove being engaged with word mark insert, described word mark insert bag are provided with described sand mold Base and the word mark being arranged on base are included, the base is embedded in sand mold groove.

2. it is according to claim 1 for improve sand cast gear ring word mark definition sand mold mould, it is characterised in that：It is described Word mark insert made using precoated sand.