阅读说明：本技术 一种可塑性沙盘模型制作方法 (Method for manufacturing plastic sand table model ) 是由 刘文辉 于 2021-07-20 设计创作，主要内容包括：本发明公开了一种可塑性沙盘模型制作方法,属于沙盘模型领域,一种可塑性沙盘模型制作方法,通过磁气杆对高低处进行定位,然后再通过塑泥进行塑形,然后通过对模型进行热蒸处理,从而进行微调整,相较于现有技术中,仅仅使用橡皮泥制作地貌主体,一方面磁气杆外的双头穿杆在预处理作用下外延,可作为内衬,显著提高本沙盘模型的强度以及塑形后的稳定性,另一方面,在保护膜作用下,显著减小其水分的流失,进而有效降低其开裂情况的发生,另外,当发生开裂情况时,可再次通过热蒸处理消除裂痕,进而显著延长本可塑性模型的使用寿命。(The invention discloses a method for manufacturing a plastic sand table model, which belongs to the field of sand table models and comprises the steps of positioning high and low positions through magnetic air rods, shaping through plasticine, and carrying out thermal steaming treatment on the model so as to carry out micro adjustment.)

1. A method for manufacturing a plastic sand table model is characterized by comprising the following steps: the method comprises the following steps:

s1, firstly, establishing a sand table main body, and installing the magnetic column plate below the bottom plate to obtain the sand table main body with uniformly distributed magnetic dots at the bottom;

s2, reducing the landform of the target object to the size of the sand table main body in an equal proportion, and then placing the magnetic rods at corresponding high and low points on the sand table, so as to realize the marking of the high and low points;

s3, according to the height of each magnetic air rod, the geomorphic shaping of the sand table model is carried out by plastic mud in contrast with the target geomorphic, after the shaping, the magnetic column plate is separated from the bottom plate, then the bottom plate is subjected to thermal steaming treatment to reduce the hardness of the plastic mud, and then the geomorphic shape is subjected to micro adjustment;

s4, uniformly spraying transparent hot melt adhesive on the surface of the molded landform, and cooling and solidifying the landform to form a layer of protective film on the surface of the landform;

s5, placing and fixing the models of the road, the tree, the turf, the house and other actual objects with the same scale reduced on the micro-adjusted landform, and completing the manufacture of the sand table model.

2. The method for making a plastic sand table model according to claim 1, wherein: the hot melt adhesive is made of a hot melt material with the melting point not higher than 80 ℃.

3. The method for making a plastic sand table model according to claim 1, wherein: the plasticine is prepared from plasticine mixed with hydrophilic powder, and the mixing amount of the hydrophilic powder does not exceed 1/5 of the volume of the plasticine.

4. The method for making a plastic sand table model according to claim 1, wherein: the utility model discloses a magnetic column board, including bottom plate, magnetism column plate, bottom plate, the length of magnetism column plate upper end fixedly connected with a plurality of evenly distributed's ferromagnetic post, cut on the bottom plate and have a plurality of air guide holes (6) that correspond with a plurality of ferromagnetic posts respectively, the length of ferromagnetic post is less than air guide hole (6) longitudinal span.

5. The method for making a plastic sand table model according to claim 1, wherein: the magnetic air rod comprises a magnetic chassis (1), an air guide rod (2) connected to the upper end of the magnetic chassis (1) and an extravasation ball (3) connected to the upper end of the air guide rod (2), and the magnetic chassis (1) is matched with the ferromagnetic column.

6. The method for making a plastic sand table model according to claim 5, wherein: magnetism chassis (1), air guide rod (2) and exosmosis ball (3) are hollow structure, and air guide rod (2) and exosmosis ball (3) are gone up and all are dug the bleeder vent, the activity of the bleeder vent on exosmosis ball (3) is run through and is had the double-end pole of wearing.

7. The method for making a plastic sand table model according to claim 5, wherein: the middle part of the lower end of the magnetic chassis (1) is fixedly connected with an inner supporting rod (4) through a connecting rod, the upper end part of the inner supporting rod (4) extends into the outer seepage ball (3), an air supporting ball (5) is sleeved outside the inner supporting rod (4), and the air supporting ball (5) is made of elastic materials.

8. The method for making a plastic sand table model according to claim 7, wherein: in step S2, the magnetic air bar is preprocessed before marking the high and low points, and the preprocessing steps are as follows:

and inflating the air supporting ball (5) from the bottom of the inner supporting rod (4) to expand and push the double-end penetrating rod to move outwards until the double-end penetrating rod is attached to the inner walls of the air guide rod (2) and the inner supporting rod (4), and then sealing the lower end part of the air supporting ball (5).

9. The method for making a plastic sand table model according to claim 8, wherein: the heat steaming process in step S4 includes the steps of:

s41, heating the bottom plate to soften the plasticine, then releasing gas in the gas-supported balls (5) to enable the gas-supported balls (5) to release the constraint of the double-end penetrating rods, placing the bottom plate on the rubber pad, intercepting the gas, enabling part of the gas to permeate into the plasticine, and increasing the gaps among plasticine molecules;

s42, introducing steam below the bottom plate, and gradually permeating the steam into the plasticine around the air guide rod (2) and the outer seepage ball (3) so as to improve the moisture content of the plasticine and reduce the hardness.

10. The method for making a plastic sand table model according to claim 9, wherein: and after the fine adjustment is finished, heating the bottom plate again, wherein the heating temperature is lower than that of the thermal steaming treatment.

Technical Field

The invention relates to the field of sand table models, in particular to a method for manufacturing a plastic sand table model.

Background

According to the topographic map, aerial photograph or on-the-spot topography, according to certain proportional relation, the model piled up with silt, war chess and other materials is the sand table model. The sand table model is divided into a simple sand table model and a permanent sand table model. The simple sand table model is temporarily piled up on the field by using silt and weapons; the permanent sand table model is made of foamed plastic board (or three-ply board), gypsum powder and paper pulp, and can be stored for a long time. The sand table model has the characteristics of strong stereoscopic impression, visual image, simple and convenient manufacture, economy, practicability and the like. The sand table model has wide application, can vividly display the terrain of a battle area, and represents the conditions of enemy and my battle composition, force deployment, weapon configuration and the like. Military commanders often study terrain, enemy, operational schemes, organize coordinated actions, implement tactical drills, study combat cases, summarize operational experiences, and the like. Sand table models are also commonly used to make models for economic development planning and large-scale engineering construction, which are visual and popular with planning decision makers and engineering technicians.

Simple and easy sand table model among the prior art, its silt is as the landform main part, and it is out of shape by external force very easily, leads to the model to receive the influence to the show accuracy of target object, and to models such as plasticine, although plasticity is strong, long-time back, water loss in the plasticine takes place the phenomenon of sclerosis fracture easily, and its corresponding plasticity variation after hardening leads to the difficult restoration of fracture, and life is not long.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a method for manufacturing a plastic sand table model, wherein the height position is positioned through a magnetic air rod, then the plastic sand table is shaped through plastic clay, and then the model is subjected to thermal steaming treatment so as to be subjected to micro adjustment.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A method for manufacturing a plastic sand table model comprises the following steps:

s1, firstly, establishing a sand table main body, and installing the magnetic column plate below the bottom plate to obtain the sand table main body with uniformly distributed magnetic dots at the bottom;

s2, reducing the landform of the target object to the size of the sand table main body in an equal proportion, and then placing the magnetic rods at corresponding high and low points on the sand table, so as to realize the marking of the high and low points;

s3, according to the height of each magnetic air rod, the geomorphic shaping of the sand table model is carried out by plastic mud in contrast with the target geomorphic, after the shaping, the magnetic column plate is separated from the bottom plate, then the bottom plate is subjected to thermal steaming treatment to reduce the hardness of the plastic mud, and then the geomorphic shape is subjected to micro adjustment;

s4, uniformly spraying transparent hot melt adhesive on the surface of the molded landform, and cooling and solidifying the landform to form a layer of protective film on the surface of the landform;

s5, placing and fixing the models of the road, the tree, the turf, the house and other actual objects with the same scale reduced on the micro-adjusted landform, and completing the manufacture of the sand table model.

Furthermore, the hot melt adhesive is made of a hot melt material with the melting point not higher than 80 ℃, and the plasticity of the plasticine is easily influenced by overhigh temperature.

Furthermore, the plasticine is prepared from plasticine doped with hydrophilic powder, and the doping amount of the hydrophilic powder does not exceed 1/5 of the volume of the plasticine, so that the plasticine has certain hygroscopicity, and compared with the prior art, the plasticine has lower possibility of cracking and prolongs the service life in the use process.

Further, a plurality of evenly distributed ferromagnetic columns are fixedly connected to the upper end of the magnetic column plate, a plurality of air guide holes corresponding to the plurality of ferromagnetic columns are formed in the bottom plate, the length of each ferromagnetic column is smaller than the longitudinal span of each air guide hole, so that the ferromagnetic columns can adsorb with the magnetic air rods, and the magnetic air rods are convenient to position and mark high and low points.

Furthermore, the magnetic air rod comprises a magnetic chassis, an air guide rod connected to the upper end of the magnetic chassis and an extravasation ball connected to the upper end of the air guide rod, and the magnetic chassis is matched with the ferromagnetic column.

Further, magnetism chassis, air guide pole and exosmosis ball are hollow structure, and all excavate on air guide pole and the exosmosis ball has the bleeder vent, the activity runs through there is the double-end pole of wearing in the bleeder vent on the exosmosis ball, and after the preliminary treatment, the double-end pole of wearing outwards extends to after contacting with the plasticine, can regard as the inside lining, improve the stability of the landform model that forms.

Furthermore, the middle part of the lower end of the magnetic chassis is fixedly connected with an inner supporting rod through a connecting rod, the upper end part of the inner supporting rod extends into the outer seepage ball, the inner supporting rod is sleeved with an air supporting ball, the air supporting ball is made of elastic materials, the inner supporting rod is used for supporting the air supporting ball, the air supporting ball is uniformly distributed in the air guide rod and the outer seepage ball in the longitudinal direction, the air supporting ball is not easy to accumulate in the air guide rod when the air is not inflated, and the air supporting ball is convenient to expand to extrude the double-end penetrating rod outwards when the air is pretreated.

Further, in step S2, the magnetic air bar is preprocessed before marking the high and low points, and the preprocessing step is:

and inflating the air supporting ball from the bottom of the inner supporting rod to expand the air supporting ball and push the double-end penetrating rod to move outwards until the double-end penetrating rod is attached to the air guide rod and the inner wall of the inner supporting rod, and then sealing the lower end part of the air supporting ball.

The pretreatment can restrict the position of the double-end penetrating rod and can simultaneously block the air holes on the air guide rod and the outer seepage ball, so that the molding mud is not easy to enter the magnetic air rod during molding.

Further, the heat steaming process in the step S4 includes the steps of:

s41, heating the bottom plate to soften the plasticine, releasing gas in the gas-supported balls to enable the gas-supported balls to release the constraint of the double-end penetrating rods, placing the bottom plate on the rubber pad, intercepting the gas, enabling part of the gas to permeate into the plasticine, and increasing gaps among plasticine molecules;

s42, introducing steam below the bottom plate, and gradually permeating the steam into the plasticine around the air guide rod and the outer seepage ball, so that the water content of the plasticine is improved, the hardness is reduced, and the fine adjustment is facilitated.

When the sand table model has cracks or the hardness is obviously too high, the part of the air guide hole corresponding to the cracking part can be softened through thermal evaporation treatment, and the cracks are eliminated through local shaping.

Further, after the fine adjustment is finished, the bottom plate is heated again, and the heating temperature is lower than that of the thermal steaming treatment, and the heating treatment is used for accelerating the dissipation of the water vapor attached to the air guide rod and the inner wall of the outer infiltration ball.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) this scheme is fixed a position the height department through the magnetic pole, then the rethread moulds mud, then through carrying out the thermal steaming processing to the model, thereby carry out the micro-adjustment, compare in prior art, only use the plasticine to make the landform main part, the pole is worn to the outer double-end of magnetic pole on the one hand is extensive under the preliminary treatment effect, can regard as the inside lining, show the intensity that improves this sand table model and the stability after moulding, on the other hand, under the protective film effect, show the loss that reduces its moisture, and then effectively reduce the emergence of its fracture condition, in addition, when taking place the fracture condition, can be once more through thermal steaming processing elimination crack, and then show the life who prolongs this plasticity model.

(2) The hot melt adhesive is made of a hot melt material with the melting point not higher than 80 ℃, and the plasticity of the plasticine is easily influenced by overhigh temperature.

(3) The plasticine is prepared from plasticine doped with hydrophilic powder, and the doping amount of the hydrophilic powder does not exceed 1/5 of the volume of the plasticine, so that the plasticine has certain hygroscopicity, and compared with the prior art, the plasticine has lower possibility of cracking and prolongs the service life in the use process.

(4) A plurality of evenly distributed ferromagnetic columns are fixedly connected to the upper end of the magnetic column plate, a plurality of air guide holes corresponding to the plurality of ferromagnetic columns are formed in the bottom plate, the length of each ferromagnetic column is smaller than the longitudinal span of each air guide hole, and therefore the ferromagnetic columns can adsorb magnetic rods and the magnetic rods, and the magnetic rods are convenient to position and mark high and low points.

(5) Magnetism gas pole include with the magnetism chassis, connect the air guide pole and connect the exosmosis ball in air guide pole upper end on the magnetism chassis, the magnetism chassis matches each other with ferromagnetic post, the magnetism chassis, air guide pole and exosmosis ball are hollow structure, and air guide pole and exosmosis are all dug on the ball has the bleeder vent, the activity runs through in the bleeder vent on the exosmosis ball has the double-end to wear the pole, after the preliminary treatment, the pole is outwards extended to the double-end, thereby with the plasticine contact after, can regard as the inside lining, improve the stability of the landform model that forms.

(6) The middle part of the lower end of the magnetic chassis is fixedly connected with an inner supporting rod through a connecting rod, the upper end part of the inner supporting rod extends into the outer seepage ball, the outer sleeve of the inner supporting rod is provided with an air supporting ball which is made of elastic materials, the inner supporting rod is used for supporting the air supporting ball, so that the air supporting ball is uniformly distributed in the air guide rod and the outer seepage ball in the longitudinal direction, and is not easy to accumulate in the air guide rod when not inflated, and the air supporting ball is convenient to expand to extrude the double-end penetrating rod outwards when being pretreated.

(7) The pretreatment can restrict the position of the double-end penetrating rod and can simultaneously block the air holes on the air guide rod and the outer seepage ball, so that the molding mud is not easy to enter the magnetic air rod during molding.

(8) When the sand table model has cracks or the hardness is obviously too high, the part of the air guide hole corresponding to the cracking part can be softened through thermal evaporation treatment, and the cracks are eliminated through local shaping.

(9) And after the fine adjustment is finished, heating the bottom plate again, wherein the heating temperature is lower than that of the thermal steaming treatment, and the heating treatment is used for accelerating the dissipation of water vapor attached to the air guide rod and the inner wall of the outer seepage ball.

Drawings

FIG. 1 is a schematic diagram of the main flow structure of the present invention;

FIG. 2 is a schematic view of the magnetic rod of the present invention in a configuration in which it is placed on a bottom plate to mark indicia;

FIG. 3 is a schematic structural diagram of a sand table model according to the present invention;

FIG. 4 is a schematic view of the structure at A in FIG. 3;

FIG. 5 is a schematic view of the structure of the magnet pole of the present invention;

FIG. 6 is a schematic view of the structure of the upper end portion of the magnetic air bar of the present invention;

FIG. 7 is a schematic diagram illustrating a variation of the pretreatment process of the magnetic gas stick according to the present invention;

FIG. 8 is a schematic structural view showing the gradual penetration of water vapor into a mold during a heat-steaming process according to the present invention.

The reference numbers in the figures illustrate:

1 magnetic chassis, 2 air guide rods, 3 external seepage balls, 4 internal stay bars, 5 air support balls and 6 air guide holes.

Detailed Description

The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1, a method for manufacturing a plastic sand table model includes the following steps:

s1, firstly, establishing a sand table main body, and installing the magnetic column plate below the bottom plate to obtain the sand table main body with uniformly distributed magnetic dots at the bottom;

s2, reducing the landform of the target object to the size of the sand table main body in an equal proportion, as shown in figure 2, and then placing the magnetic air rod at the corresponding high-low point on the sand table, thereby realizing the marking of the high-low point;

s3, according to the height of each magnetic air rod, the geomorphic shaping of the sand table model is carried out by plastic mud in contrast with the target geomorphic, after the shaping, the magnetic column plate is separated from the bottom plate, then the bottom plate is subjected to thermal steaming treatment to reduce the hardness of the plastic mud, and then the geomorphic shape is subjected to micro adjustment;

s4, uniformly spraying transparent hot melt adhesive on the surface of the molded landform, and cooling and solidifying the landform to form a layer of protective film on the surface of the landform;

s5, placing and fixing the models of the road, the tree, the turf, the house and other actual objects with the same scale reduced on the micro-adjusted landform, and completing the manufacture of the sand table model.

The hot melt adhesive is made of a hot melt material with the melting point not higher than 80 ℃, the plasticity of the plasticine is easily influenced due to overhigh temperature, the plasticine is made of the plasticine doped with hydrophilic powder, and the doping amount of the hydrophilic powder is not more than 1/5 of the volume of the plasticine, so that the plasticine has certain hygroscopicity, and compared with the prior art, the cracking possibility of the plasticine is low in the using process, and the service life of the plasticine is prolonged.

Referring to fig. 3-4, the upper end of the magnetic column plate is fixedly connected with a plurality of uniformly distributed ferromagnetic columns, the bottom plate is provided with a plurality of air holes 6 corresponding to the plurality of ferromagnetic columns, and the length of the ferromagnetic columns is smaller than the longitudinal span of the air holes 6, so that the ferromagnetic columns can adsorb the magnetic rods, and the magnetic rods can conveniently position and mark high and low points.

Referring to fig. 5-6, the magnetic air rod includes a magnetic chassis 1, an air guide rod 2 connected to the upper end of the magnetic chassis 1, and an extravasation ball 3 connected to the upper end of the air guide rod 2, the magnetic chassis 1 is matched with the ferromagnetic column, the magnetic chassis 1, the air guide rod 2 and the extravasation ball 3 are all hollow structures, air holes are drilled on the air guide rod 2 and the extravasation ball 3, a double-head penetrating rod is movably penetrated in the air holes on the extravasation ball 3, after the pretreatment, the double-head penetrating rod extends outwards, so that the double-head penetrating rod can be used as a lining after contacting with plasticine, and the stability of the formed landform model is improved.

Inner supporting rod 4 is fixedly connected to the middle of the lower end of magnetic chassis 1 through a connecting rod, the upper end of inner supporting rod 4 extends into outer seepage ball 3, air supporting ball 5 is sleeved outside inner supporting rod 4, air supporting ball 5 is made of elastic material, inner supporting rod 4 is used for supporting air supporting ball 5, air supporting ball 5 is uniformly distributed in air guide rod 2 and outer seepage ball 3 in longitudinal direction, and is not easy to accumulate in air guide rod 2 when not inflated, so that when being preprocessed, the expansion of the air supporting ball extrudes double-end penetrating rod outwards.

In step S2, the magnetic air bar is preprocessed before the magnetic air bar marks the high and low points, as shown in fig. 7, the preprocessing steps are:

and inflating the air supporting ball 5 from the bottom of the inner supporting rod 4 to expand and push the double-end penetrating rod to move outwards until the double-end penetrating rod is attached to the inner walls of the air guide rod 2 and the inner supporting rod 4, and then sealing the lower end part of the air supporting ball 5.

The pretreatment can restrict the position of the double-end penetrating rod and can simultaneously block the air holes on the air guide rod 2 and the outer seepage ball 3, so that the molding mud is not easy to enter the magnetic air rod during molding.

The heat steaming process in step S4 includes the steps of:

s41, heating the bottom plate to 50-60 ℃ to soften the plasticine, then releasing the gas in the gas-supported balls 5 to release the constraint of the gas-supported balls 5 on the double-end penetrating rods, placing the bottom plate on a rubber pad, intercepting the gas, enabling part of the gas to permeate into the plasticine, and increasing the gaps among plasticine molecules;

s42, introducing steam below the bottom plate, and referring to fig. 8, the steam gradually permeates into the plastic mud around the air guide rod 2 and the outer seepage ball 3, so that the moisture content of the plastic mud is improved, the hardness is reduced, and the micro adjustment is convenient.

When the sand table model has cracks or the hardness is obviously too high, the air guide holes 6 corresponding to the cracked parts can be locally softened through thermal steaming treatment, and the cracks are eliminated through local shaping.

And after the fine adjustment is finished, heating the bottom plate again, wherein the heating temperature is lower than that of the thermal steaming treatment and is 35-50 ℃, and the heating treatment is used for accelerating the dissipation of water vapor attached to the inner walls of the air guide rod 2 and the outer seepage ball 3.

Fix a position the height department through the magnetic pole, then moulding through moulding mud, then through carrying out the thermal steaming processing to the model, thereby carry out the micro-adjustment, compare in prior art, only use the plasticine to make the landform main part, on the one hand the outer double-end of magnetic pole is worn the pole and is extended under the preliminary treatment effect, can regard as the inside lining, show the intensity that improves this sand table model and the stability after moulding, on the other hand, under the protective film effect, show the loss that reduces its moisture, and then effectively reduce the emergence of its fracture condition, in addition, when the condition of splitting takes place, can be once more through thermal steaming processing elimination crack, and then show the life who prolongs this plasticity model.

The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.