阅读说明：本技术 一种盖板生产用的成形工艺 (Forming process for cover plate production ) 是由 樊徐清 徐小才 陆怡 付后如 于 2021-01-15 设计创作，主要内容包括：本发明公开了一种盖板生产用的成形工艺,涉及盖板成形技术领域,针对盖板成形加工过程中产品制造周期长的问题,现提出如下方案,包括以下步骤：步骤一、熔料,将所需金属材料与锡块分别放入高温熔融炉中,融化处理；步骤二、将步骤一中的金属液和锡液同时添加到注液机中,按照金属液与锡液100：1的比例混合；步骤三、在成形模具内表面铺设一层耐高温阻隔层。本发明通过向金属熔液中添加锡液,缩短产品固化成形时间,缩短制造周期,同时通过在成形模具内表面铺设一层耐高温阻隔层,有效避免金属混合液粘连在成形模具的内部,影响成形件外部质量,在成形件底部安装金属防护网,可以增加盖板的张力,降低变形程度。(The invention discloses a forming process for producing a cover plate, which relates to the technical field of cover plate forming, and provides the following scheme aiming at the problem of long product manufacturing period in the cover plate forming and processing process, and comprises the following steps: step one, melting materials, namely respectively putting a required metal material and a tin block into a high-temperature melting furnace for melting treatment; step two, adding the molten metal and the molten tin in the step one into a liquid injection machine at the same time, and mixing the molten metal and the molten tin according to the ratio of 100: 1, mixing; and thirdly, laying a layer of high-temperature resistant barrier layer on the inner surface of the forming mold. According to the invention, the tin liquid is added into the molten metal, so that the product curing and forming time is shortened, the manufacturing period is shortened, meanwhile, a high-temperature resistant barrier layer is laid on the inner surface of the forming die, the phenomenon that the metal mixed liquid is adhered to the inside of the forming die to influence the external quality of the forming piece is effectively avoided, and the metal protective net is arranged at the bottom of the forming piece, so that the tension of the cover plate can be increased, and the deformation degree is reduced.)

1. A forming process for producing a cover plate is characterized by comprising the following steps:

step one, melting materials, namely respectively putting a required metal material and a tin block into a high-temperature melting furnace for melting treatment;

step two, adding the molten metal and the molten tin in the step one into a liquid injection machine at the same time, and mixing the molten metal and the molten tin according to the ratio of 100: 1, mixing;

thirdly, laying a layer of high-temperature resistant barrier layer on the inner surface of the forming mold;

step four, pouring the molten metal in the step one into a forming die in the step three, mechanically shaking for 4-6min, then putting the forming die into cold water for 2-2.5h, and rapidly cooling and forming the material to obtain a forming part A;

taking out the formed part A in the step four, fixing the formed part A on a grinding machine, and removing burrs on the surface of the formed part through a grinding wheel to obtain a formed part B;

taking out the formed part B in the fourth step, cutting redundant materials on the edge of the formed part B by a cutting machine, and rounding the cut workpiece to obtain a formed part C;

step seven, excavating a rectangular mounting groove at the bottom of the forming piece C in the step five, and movably mounting the metal protective net in the rectangular mounting groove;

and step eight, spraying a paint layer on the exterior of the formed piece in the step six to obtain the required cover plate.

2. The forming process for producing a cover plate as claimed in claim 1, wherein the internal temperature of the high-temperature melting furnace in the first step is controlled to be 1450-1500 ℃.

3. The forming process for manufacturing a cover plate according to claim 1, wherein the material of the high temperature resistant barrier layer in the third step is zirconia fiber felt, and the molten metal of the barrier layer is directly contacted with the inner surface of the forming mold.

4. The forming process for manufacturing a cover plate according to claim 1, wherein the mechanical vibration in the fourth step is performed for 10-13min to reduce the air holes inside the formed member.

5. The forming process for producing a cover plate according to claim 1, wherein the wire diameter of the seven-wire mesh of the step is controlled to be 1-1.5 cm.

Technical Field

The invention relates to the technical field of cover plate forming, in particular to a forming process for cover plate production.

Background

Automobile cover plate is in the course of working, because the temperature of metal liquid is higher, the time of cooling shaping consumption completely is longer, and the metal liquid forming process, press close to the inboard partial metal liquid of forming die and glue inside the mould, it is troublesome to lead to getting a piece, and get a success back, a large amount of burrs and mar can appear in the outside of forming piece, influence product quality, the later stage still needs additionally to transfer the labour and polishes the processing, a large amount of labour cost of waste, the apron after the shaping simultaneously is because inside lacks protection bearing structure, when leading to the outside to receive the impact force, the bearing capacity is relatively poor, the apron deflection is great, influence user's life safety, we have proposed a forming process of apron production usefulness for this reason.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a forming process for producing a cover plate.

In order to achieve the purpose, the invention adopts the following technical scheme:

a forming process for producing a cover plate comprises the following steps:

step one, melting materials, namely respectively putting a required metal material and a tin block into a high-temperature melting furnace for melting treatment;

step two, adding the molten metal and the molten tin in the step one into a liquid injection machine at the same time, and mixing the molten metal and the molten tin according to the ratio of 100: 1, mixing;

thirdly, laying a layer of high-temperature resistant barrier layer on the inner surface of the forming mold;

step four, pouring the molten metal in the step one into a forming die in the step three, mechanically shaking for 4-6min, then putting the forming die into cold water for 2-2.5h, and rapidly cooling and forming the material to obtain a forming part A;

taking out the formed part A in the step four, fixing the formed part A on a grinding machine, and removing burrs on the surface of the formed part through a grinding wheel to obtain a formed part B;

taking out the formed part B in the fourth step, cutting redundant materials on the edge of the formed part B by a cutting machine, and rounding the cut workpiece to obtain a formed part C;

step seven, excavating a rectangular mounting groove at the bottom of the forming piece C in the step five, and movably mounting the metal protective net in the rectangular mounting groove;

and step eight, spraying a paint layer on the exterior of the formed piece in the step six to obtain the required cover plate.

Preferably, the internal temperature of the high-temperature melting furnace in the first step is controlled at 1450-1500 ℃.

Preferably, the material of one high temperature resistant barrier layer in the third step is zirconia fiber felt, and the barrier metal molten liquid is directly contacted with the inner surface of the forming mold.

Preferably, in the fourth step, the mechanical vibration is carried out for 10-13min, so that the air holes in the formed part are reduced.

Preferably, the diameter of the mesh wire of the seven-metal protective mesh of the step is controlled to be 1-1.5 cm.

According to the invention, the tin liquid is added into the molten metal, so that the product curing and forming time is shortened, the manufacturing period is shortened, meanwhile, a high-temperature resistant barrier layer is laid on the inner surface of the forming die, the phenomenon that the metal mixed liquid is adhered to the inside of the forming die to influence the external quality of the forming piece is effectively avoided, and the metal protective net is arranged at the bottom of the forming piece, so that the tension of the cover plate can be increased, and the deformation degree is reduced.

Detailed Description

The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.

Example one

A forming process for producing a cover plate comprises the following steps:

step one, melting materials, namely putting required metal materials into a high-temperature melting furnace for melting treatment;

step two, adding the molten metal in the step one into a liquid injection machine;

thirdly, laying a layer of high-temperature resistant barrier layer on the inner surface of the forming mold;

step four, pouring the molten metal in the step one into a forming die in the step three, mechanically shaking for 4-6min, then putting the forming die into cold water for 2-2.5h, and rapidly cooling and forming the material to obtain a forming part A;

taking out the formed part A in the step four, fixing the formed part A on a grinding machine, and removing burrs on the surface of the formed part through a grinding wheel to obtain a formed part B;

taking out the formed part B in the fourth step, cutting redundant materials on the edge of the formed part B by a cutting machine, and rounding the cut workpiece to obtain a formed part C;

step seven, excavating a rectangular mounting groove at the bottom of the forming piece C in the step five, and movably mounting the metal protective net in the rectangular mounting groove;

and step eight, spraying a paint layer on the exterior of the formed piece in the step six to obtain the required cover plate.

Example two

A forming process for producing a cover plate comprises the following steps:

step one, melting materials, namely respectively putting a required metal material and a tin block into a high-temperature melting furnace for melting treatment;

step two, adding the molten metal and the molten tin in the step one into a liquid injection machine at the same time, and mixing the molten metal and the molten tin according to the ratio of 100: 1, mixing;

thirdly, laying a layer of high-temperature resistant barrier layer on the inner surface of the forming mold;

step four, pouring the molten metal in the step one into a forming die in the step three, mechanically shaking for 4-6min, then putting the forming die into cold water for 2-2.5h, and rapidly cooling and forming the material to obtain a forming part A;

taking out the formed part A in the step four, fixing the formed part A on a grinding machine, and removing burrs on the surface of the formed part through a grinding wheel to obtain a formed part B;

taking out the formed part B in the fourth step, cutting redundant materials on the edge of the formed part B by a cutting machine, and rounding the cut workpiece to obtain a formed part C;

step seven, excavating a rectangular mounting groove at the bottom of the forming piece C in the step five, and movably mounting the metal protective net in the rectangular mounting groove;

and step eight, spraying a paint layer on the exterior of the formed piece in the step six to obtain the required cover plate.

In this embodiment, the internal temperature of the high temperature melting furnace in the first step is controlled at 1450-.

In this embodiment, in the third step, the material of the high-temperature-resistant blocking layer is zirconia fiber felt, and the blocking metal melt directly contacts with the inner surface of the forming mold.

In the embodiment, in the fourth step, the mechanical vibration is carried out for 10-13min, so that the air holes in the formed part are reduced.

In this embodiment, the diameter of the mesh wire of the seven metal protective mesh in the step is controlled to be 1-1.5 cm.

The invention separately forms molten metal and forms after mixing and adding with molten tin, find that after adding molten tin into molten metal, the forming time is short, therefore add molten tin into molten metal, can accelerate the product to solidify and form, shorten the manufacturing cycle, through laying a layer of high temperature resistant barrier layer on the inner surface of the forming die, prevent the molten metal from sticking to the inside of the forming die effectively, influence the external quality of the forming piece, mount the metal protective net on the bottom of the forming piece, can increase the tension of the cover plate, reduce the deformation degree.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.