Die for preparing concrete working reference platform and concrete working reference platform

Abstract

The utility model relates to the technical field of working datum planes, in particular to a mould for preparing a concrete working datum platform and the concrete working datum platform, the mould for preparing the concrete working datum platform comprises a surrounding plate and a metal section bar, the surrounding plate forms a pouring space in a surrounding mode, and the metal section bar is arranged in the pouring space. The metal profiles are assembled into a frame structure and arranged in the pouring space, the pouring space is used for receiving the concrete, and the concrete can restrain the metal profiles; the concrete working reference platform is formed by overturning and casting a mold cavity of an overturning mold formed by the mold around a marble platform; the frame structure formed by the metal profiles is embedded in the concrete working reference platform, the strength of the whole concrete working reference platform can be enhanced, and the working reference platform made of concrete has small thermal deformation and low cost.

Description

TECHNICAL FIELD

[0001] The utility model relates to work reference plane technical field, concretely relates to a kind of mould and concrete work reference platform of preparation concrete work reference platform. BACKGROUND

[0002] Work reference plane is the reference plane for installing linear guide rail and other components in 3D printing equipment or other mechanical equipment;In order to ensure the high machining precision of whole machine, the surface of reference platform must reach certain flatness, and the flatness of machine platform of general precision is required to be 00 level;In order to ensure the stability of whole machine, avoid the deformation of machine platform caused by stress and other factors, the traditional platform generally uses the material of marble or granite, which can effectively avoid the long-term deformation of machine platform. The XY platform and Z-axis platform of high-precision model of 3D printer in prior art are made of marble platform, and some problems are encountered in use process: in the process of manufacturing, transportation and installation, marble platform is easy to crack;Marble platform used for 3D printer has a surface covered with hole positions for installing various devices, and these hole positions are easy to form cracks in the process of marble production, which destroys the overall structure of marble flatness and is easy to break;Marble mineral is a non-renewable resource, and most of marble collection sites in the world have shown resource depletion phenomenon, and the process of exploitation and processing of marble will cause a certain degree of pollution and damage to the environment. SUMMARY

[0003] Therefore, the utility model provides a kind of mould and concrete work reference platform of preparation concrete work reference platform to solve the problem that marble platform in prior art is easy to crack in the process of transportation and production.

[0004] In the first aspect, a mould for preparing a concrete work reference platform is provided, comprising a coaming and a metal profile, the coaming forms a pouring space, the metal profile is assembled into a frame structure and is arranged in the pouring space, the pouring space is used to receive the concrete, and the concrete can constrain the metal profile.

[0005] Preferably, a limiting structure is further included, which is arranged in the pouring space and cooperates with the metal profile to limit the metal profile during installation.

[0006] Preferably, the limiting structure is a positioning pin, which is arranged on the bottom surface of the pouring space to limit the metal profile.

[0007] Preferably, the number of positioning pins is not less than two.

[0008] Preferably, the metal profile is a profile with grooves on both sides, so as to be fixed by the concrete.

[0009] Preferably, the metal profile is an I-beam or an aluminium profile with grooves on both sides.

[0010] In a second aspect, the utility model provides a concrete work reference platform, the concrete work reference platform is formed by the mold around the marble platform and is turned over to form a cavity and is turned over by casting.

[0011] Preferably, the frame structure is at least partially embedded in the concrete.

[0012] Preferably, the marble platform is designed with screw hole positions corresponding to the concrete work reference platform, threaded sleeves are installed in the screw hole positions, and after pouring cement concrete material, the threaded sleeves are embedded in the cement concrete platform.

[0013] Compared with the prior art, the utility model has at least the following beneficial effects:

[0014] The work reference platform of concrete material has a working surface plane precision relying on a high-precision marble platform, and the flatness precision can reach 0.05mm or even smaller, which can meet the flatness requirement of the work reference platform such as a 3D printer.

[0015] The frame structure embedded in the concrete work reference platform is composed of metal profiles, which can strengthen the strength of the entire concrete work reference platform.

[0016] The frame structure is also convenient for installing threaded holes or other necessary holes, and complex pre-buried work is not needed.

[0017] Concrete has a lower linear expansion coefficient than artificial marble, has smaller thermal deformation, and has lower cost, and the concrete also restricts the thermal deformation of the metal profile to ensure the flatness of the work reference platform. BRIEF DESCRIPTION OF DRAWINGS

[0018] The above and other objects, features and advantages of the utility model will become more apparent from the following description of the utility model embodiments with reference to the accompanying drawings, in which:

[0019] Figure 1 It is the sectional view of the pouring space enclosed by the fence of the utility model embodiment. DETAILED DESCRIPTION

[0020] The utility model will be described below based on the embodiments, but it is worth mentioning that the utility model is not limited to these embodiments. In the following detailed description of the utility model, some specific details are described in detail. However, the skilled in the art can also fully understand the utility model for the part not described in detail.

[0021] In addition, those skilled in the art should understand that the provided drawings are only for the purpose of illustrating the purposes, features and advantages of the utility model, and the drawings are not actually drawn according to the proportion.

[0022] Meanwhile, unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is to say, in the sense of "including, but not limited to".

[0023] The utility model embodiment provides a kind of mould for preparing concrete work reference platform, as shown in Figure 1 It includes coaming 1 and metal section bar 2, the coaming 1 is enclosed to form pouring space 3, the metal section bar 2 is assembled into frame structure and is arranged in the pouring space 3, the pouring space 3 is used to receive the concrete and the concrete can constrain the metal section bar 2. Wherein, coaming 1 includes peripheral coaming and internal baffle, and the meandering structure formed by the coaming 1 and the internal baffle is enclosed to form pouring space 3.

[0024] As an alternative embodiment, it further includes limiting structure 4, the limiting structure 4 is arranged in the pouring space 3, and cooperates with the metal section bar 2 to limit the metal section bar 2 during installation. Preferably, the limiting structure 4 is positioning pin 401, and the positioning pin 401 is arranged on the bottom surface of the pouring space 3, to limit the metal section bar 2 during installation.

[0025] Preferably, the positioning pin 401 is not less than two, preferably five, and the five positioning pins 401 are located in the meandering structure formed by the coaming 1, to more stably fix the frame structure.

[0026] As an alternative embodiment, the metal section bar 2 is a section bar with grooves on both sides, to be fixed by the concrete. Preferably, the metal section bar 2 is I-beam or aluminum section bar with grooves on both sides.

[0027] In the second aspect, the utility model provides a kind of concrete work reference platform, as shown in Figure 1 The concrete work reference platform is formed by pouring in the mold cavity of the mold around marble platform 5. In the pouring space 3, high-grade cement mortar is poured to a set thickness, and vibration is applied to ensure a smooth surface, and after solidification, a concrete work reference platform is formed. According to design requirements, guide rail mounting screw holes or other necessary holes are processed on the reference surface of the frame structure, which includes marble inlaid nuts for fixing the frame structure on the marble platform.

[0028] Preferably, the frame structure is at least partially embedded in the concrete. The metal profile 2 can not be entirely embedded in the concrete, and the upper surface is about 10mm higher than the surface of the concrete. After the concrete is fully solidified and stable, the whole is clamped on a surface grinder or milling machine, and the protruding part of the metal profile 2 is processed to achieve the required flatness.

[0029] Preferably, screw hole positions corresponding to the concrete work reference platform are designed on the marble platform 5, threaded sleeves are installed in the screw hole positions, and after pouring the cement concrete material, the threaded sleeves are embedded in the cement concrete platform.

[0030] The marble platform 5 is used as the bottom surface, and the surrounding plate 1 is used to surround the required platform shape around the four sides to form a mold turning cavity. Screw hole positions corresponding to the cement concrete platform are designed on the marble platform 5 of the mold, threaded sleeves are installed on the screw hole positions, and after pouring the cement concrete material, the threaded sleeves are embedded in the cement concrete platform.

[0031] The concrete work reference platform manufacturing method in the embodiment of the utility model is as follows:

[0032] According to the required horizontal platform, a mold is designed, the marble platform 5 is used as the bottom surface, and the surrounding plate 1 is used to surround the required platform shape around the four sides to form a mold turning cavity;

[0033] The prepared marble platform 5 is installed with a movable trolley which can be conveniently moved;

[0034] Four mounting holes of the surrounding plate 1 of stainless steel material are designed around the marble platform 5 mold, the surrounding plate 1 of stainless steel material is sequentially installed around the marble platform 5, a pouring space 3 for pouring the cement concrete is formed, and the pouring space 3 is a back-shaped structure;

[0035] The embedded thread is installed on the marble platform 5 through an adapter screw;

[0036] A layer of release agent is brushed on the surface of the marble platform 5 and the inner side of the back-shaped area of the surrounding plate, so as to realize rapid demolding;

[0037] The frame structure formed by the designed metal profile 2 is installed in the back-shaped structure;

[0038] The prepared cement concrete slurry is poured into the back-shaped structure;

[0039] The concrete structure is vibrated by using a vibrating device to eliminate the air bubbles in the cement concrete slurry and improve the density;

[0040] It is placed in a cool and dry environment for more than 72 hours to be naturally solidified;

[0041] After the cement concrete is solidified, the overturning device is used to lift and overturn the concrete platform from the bottom;

[0042] After the overturning and lifting for 2 hours, the surrounding plate is automatically separated, the rubber hammer is used to knock the surrounding of the template, and then the prepared platform can be easily taken out from the surrounding plate;

[0043] After the surrounding and bottom of the prepared concrete platform are polished by using the polishing tool, the preparation of the whole platform is completed, and the concrete work reference platform is obtained.

[0044] Compared with the prior art, the embodiments of the utility model have at least the following beneficial effects:

[0045] The work reference platform made of concrete material has a work surface with a plane precision made of high-precision marble platform, and the plane precision can reach 0.05mm or even smaller, so that the plane precision requirement of the work reference platform such as the 3D printer can be met;

[0046] The frame structure embedded in the concrete work reference platform is made of metal profiles, so that the strength of the whole concrete work reference platform can be enhanced;

[0047] The frame structure is also convenient for installing threaded holes or other necessary holes, and complex pre-buried work is not needed;

[0048] The concrete has a low linear expansion coefficient, is better than artificial marble, has small thermal deformation, and has low cost, and the concrete can also constrain the thermal deformation of the metal profile, so that the plane precision of the work reference platform is ensured.

[0049] The above-mentioned embodiments are only used to express the implementation mode of the utility model, and the description is more specific and detailed, but it cannot be understood as the limitation of the patent range of the utility model. It should be pointed out that, for ordinary skilled persons in the art, without departing from the concept of the utility model, a number of deformations, equivalent replacements, improvements and the like can be made, which belong to the protection range of the utility model. Therefore, the protection range of the utility model patent should be subject to the appended claims.

Claims

1. A mold for making a concrete work reference platform, characterized in that, The application relates to a mold for pouring concrete, which comprises a surrounding plate and a metal profile, the surrounding plate is enclosed to form a pouring space, the metal profile is assembled into a frame structure and arranged in the pouring space, the pouring space is used for receiving the concrete and the concrete can constrain the metal profile; the application further relates to a limiting structure, which is arranged in the pouring space and cooperates with the metal profile to limit the metal profile during installation; the limiting structure is a positioning pin arranged on the bottom surface of the pouring space to limit the metal profile.

2. The mold of claim 1, wherein, The positioning pin is not less than two.

3. The mold of claim 1, wherein, The metal profile is a profile with grooves on two sides so as to be fixed by the concrete.

4. The mold of claim 3, wherein, The metal profile is an I-shaped steel or an aluminum profile with grooves on two sides.

5. A concrete work datum platform, characterised in that, The concrete working reference platform is formed by pouring the mold of any one of claims 1-4 around a marble platform.

6. The concrete work platform of claim 5, wherein, The frame structure is at least partially embedded in the concrete.

7. The concrete work platform of claim 6, wherein, Screw holes corresponding to the concrete working reference platform are designed on the marble platform, threaded sleeves are arranged in the screw holes, and the threaded sleeves are embedded in the cement concrete platform after pouring the cement concrete material.

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