阅读说明：本技术 异形石膏模种快速制作成型方法 (Method for quickly manufacturing and molding special-shaped gypsum mold ) 是由 周君 何琪 刘洲 瞿翔宇 于 2020-06-16 设计创作，主要内容包括：本发明涉及石膏产品制作技术领域,公开一种异形石膏模种快速制作成型方法,步骤如下：S1.制备与模种大端平面形态和面积相同的厚石膏基板；定义一与模种内表面互补适配的内胎模,制备可与内胎模顶面至底面侧壁结构互补适配的第一卡板,第一卡板有与石膏基板厚度适配的第一靠紧段；制备可与模种小端至大端方向外表面侧壁结构互补适配的第二卡板,第二卡板有与石膏基板厚度适配的第二靠紧段；S2.石膏基板硬化后涂脱模剂进行第一次石膏堆型；S3.堆型未干时使第一卡板第一靠紧段靠紧石膏基板轮廓边缘行走一周塑型得内胎模；S4.在内胎模表面涂脱模剂进行第二次石膏堆型；S5.堆型未干时使第二卡板第二靠紧段靠紧石膏基板轮廓边缘行走一周塑型得异形石膏模种。(The invention relates to the technical field of gypsum product manufacturing, and discloses a method for quickly manufacturing and molding a special-shaped gypsum mold, which comprises the following steps: s1, preparing a thick gypsum substrate with the same shape and area as the large-end plane of the mould seed; defining an inner mould complementarily matched with the inner surface of the mould seed, and preparing a first clamping plate complementarily matched with the side wall structure from the top surface to the bottom surface of the inner mould, wherein the first clamping plate is provided with a first abutting section matched with the thickness of the gypsum substrate; preparing a second clamping plate which can be complementarily matched with the outer surface side wall structure in the direction from the small end to the large end of the mold seed, wherein the second clamping plate is provided with a second abutting section matched with the thickness of the gypsum substrate; s2, coating a release agent after the gypsum substrate is hardened to perform first gypsum stacking; s3, enabling the first clamping plate first abutting section to abut against the edge of the outline of the gypsum substrate to walk for a circle to mold when the stacking is not dry to obtain an inner tire mold; s4, coating a release agent on the surface of the inner mould to perform secondary gypsum stacking; s5, enabling the second clamping plate second close section to close the edge of the outline of the gypsum substrate to walk for a circle to mold when the stacking type is not dry, and obtaining the special-shaped gypsum mold seed.)

1. A method for quickly manufacturing and molding a special-shaped gypsum mold is characterized by comprising the following steps: the method comprises the following steps:

s1, preparing a gypsum substrate with the same plane shape and area as the large end of the special-shaped gypsum mold and thickness; defining an inner mould complementarily matched with the inner surface of the special-shaped gypsum mould seed, and preparing a first clamping plate complementarily matched with the side wall structure from the top surface to the bottom surface of the inner mould seed by using the bottom surface of the inner surface of the special-shaped gypsum mould seed as the top surface of the inner mould, wherein one end of the first clamping plate is provided with a first abutting section which is matched with the thickness of the gypsum substrate and used for abutting against the contour edge of the gypsum substrate in the height direction; preparing a second clamping plate which can be complementarily matched with the outer surface side wall structure in the direction from the small end to the large end of the special-shaped gypsum mold, wherein one end of the second clamping plate is provided with a second abutting section which is matched with the thickness of the gypsum substrate and used for abutting against the outline edge of the gypsum substrate in the height direction;

s2, after the gypsum substrate is hardened, coating a release agent, and then performing first gypsum stacking on the gypsum substrate;

s3, enabling a first abutting section of the first clamping plate to abut against the edge of the outline of the gypsum substrate and walk around the outline for at least one circle when the first gypsum heap shape is not dry, and molding the first gypsum heap shape to obtain an inner mould;

s4, after the inner tube mould is hardened, coating a release agent on the surface of the inner tube mould and the gypsum substrate, and then performing secondary gypsum stacking on the inner tube mould;

s5, enabling a second abutting section of the second clamping plate to abut against the edge of the outline of the gypsum substrate and walk around the outline for at least one circle when the second gypsum heap shape is not dried, and molding and hardening the second gypsum heap shape to obtain the special-shaped gypsum mold.

2. The method for quickly manufacturing and molding the special-shaped gypsum mold as claimed in claim 1, wherein the method comprises the following steps: the gypsum substrate is manufactured by using a thin plate which is correspondingly formed according to the plane shape and the area of the large end of the special-shaped gypsum mold as a template.

3. The method for quickly manufacturing and molding the special-shaped gypsum mold as claimed in claim 2, wherein the method comprises the following steps: the manufacturing process of the gypsum substrate comprises the following steps: preparing gypsum and stacking, leveling to a required thickness by using a tool in an initial setting stage, placing the thin plate on the top of the gypsum in a final setting stage of the gypsum, drawing a border line on the gypsum along the edge of the thin plate, and cutting and trimming the gypsum according to the border line.

4. The method for quickly manufacturing and molding the special-shaped gypsum mold according to any one of claims 1 to 3, which is characterized by comprising the following steps of: the steps are simultaneously coated with the release agent and the glass water.

5. The method for quickly manufacturing and molding the special-shaped gypsum mold according to any one of claims 1 to 3, which is characterized by comprising the following steps of: the hardening time of each step is 8-15 min.

Technical Field

The invention belongs to the technical field of gypsum artware manufacturing, and particularly relates to a method for quickly manufacturing and molding a special-shaped gypsum mold.

Background

The existing special-shaped plaster model in the market is generally carved by hands step by step, a better plaster model can be made only by carving personnel with higher modeling skills, the regularity is difficult to grasp, and longer making time is consumed in the carving process.

Since such plaster molds are shaped pieces and cannot be quickly formed by molds, it is necessary to find a way to quickly and accurately form the desired shaped plaster mold.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide a method for quickly manufacturing and molding a special-shaped mold, which is simple and quick in molding process and meets the requirements of molded products.

The technical scheme of the invention is as follows: a method for quickly manufacturing and molding a special-shaped gypsum mold comprises the following steps:

s1, preparing a gypsum substrate with the same plane shape and area as the large end of the special-shaped gypsum mold and thickness; defining an inner mould complementarily matched with the inner surface of the special-shaped gypsum mould seed, and preparing a first clamping plate complementarily matched with the side wall structure from the top surface to the bottom surface of the inner mould seed by using the bottom surface of the inner surface of the special-shaped gypsum mould seed as the top surface of the inner mould, wherein one end of the first clamping plate is provided with a first abutting section which is matched with the thickness of the gypsum substrate and used for abutting against the contour edge of the gypsum substrate in the height direction; preparing a second clamping plate which can be complementarily matched with the outer surface side wall structure in the direction from the small end to the large end of the special-shaped gypsum mold, wherein one end of the second clamping plate is provided with a second abutting section which is matched with the thickness of the gypsum substrate and used for abutting against the outline edge of the gypsum substrate in the height direction;

s2, after the gypsum substrate is hardened, coating a release agent, and then performing first gypsum stacking on the gypsum substrate;

s3, enabling a first abutting section of the first clamping plate to abut against the edge of the outline of the gypsum substrate and walk around the outline for at least one circle when the first gypsum heap shape is not dry, and molding the first gypsum heap shape to obtain an inner mould;

s4, after the inner tube mould is hardened, coating a release agent on the surface of the inner tube mould and the gypsum substrate, and then performing secondary gypsum stacking on the inner tube mould;

s5, enabling a second abutting section of the second clamping plate to abut against the edge of the outline of the gypsum substrate and walk around the outline for at least one circle when the second gypsum heap shape is not dried, and molding and hardening the second gypsum heap shape to obtain the special-shaped gypsum mold.

The further technical scheme of the invention is as follows: the gypsum substrate is manufactured by using a thin plate which is correspondingly formed according to the plane shape and the area of the large end of the special-shaped gypsum mold as a template.

The further technical scheme of the invention is as follows: the manufacturing process of the gypsum substrate comprises the following steps: preparing gypsum and stacking, leveling to a required thickness by using a tool in an initial setting stage, placing the thin plate on the top of the gypsum in a final setting stage of the gypsum, drawing a border line on the gypsum along the edge of the thin plate, and cutting and trimming the gypsum according to the border line.

The invention further adopts the technical scheme that: the steps are simultaneously coated with the release agent and the glass water.

The invention also adopts a further technical scheme that: the hardening time of each step is 8-15 min.

Compared with the prior art, the invention has the following beneficial effects:

the forming method has low cost (almost zero cost) investment, the gypsum plaster board is used as a reference, the required model seeds can be obtained by molding the gypsum stack twice through the first clamping board and the second clamping board, and the model seeds finally formed are not different from the requirement because the two clamping boards are customized according to the model, the fitting degree is high, the whole manufacturing and forming process is rapid and simple, and the forming method is worthy of vigorous popularization.

The manufacturing method of the present invention is further described with reference to the accompanying drawings and the detailed description.

Drawings

FIG. 1 is a schematic structural diagram of the "auspicious cloud" model described in example 1;

FIG. 2 is a diagram of the "auspicious cloud" model forming process described in example 1;

FIG. 3 is a schematic structural view of the first chuck plate in embodiment 1;

fig. 4 is a schematic structural view of the second card in embodiment 1.

Detailed Description