CN211317931U

CN211317931U - Mortar test block making devices

Info

Publication number: CN211317931U
Application number: CN201922373394.6U
Authority: CN
Inventors: 龙文武; 陈浩; 张严之; 杨京明; 王雯; 李勇军; 罗文华; 鄢鹏飞
Original assignee: Hunan Tede Testing And Certification Co ltd
Current assignee: Hunan Tede Testing And Certification Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-08-21
Anticipated expiration: 2029-12-26

Abstract

The utility model provides a mortar test block making device, which is set as an x axis along the length direction, a y axis along the width direction, an inner pointing mold center and an outer pointing mold periphery, and comprises an outer mold (1), an inner mold (3) and a bearing rod (4); after the outer die (1) and the inner die (3) are connected, a plurality of test block cavities (6) are formed in the x-axis direction, a plurality of fixing holes (5) are formed in the y-axis direction, and the bearing rods (4) are arranged in the fixing holes (5). The mortar test block manufacturing device is special in structural design, simple and easy to fix and operate, and easy to demould, saves working time and improves working efficiency.

Description

Mortar test block making devices

Technical Field

The utility model relates to a mortar test block making devices.

Background

The architectural coating has the functions of decoration and protection, protects the surface of a coated object, prevents the corrosion of light, oxygen, chemical substances, solvents and the like from the outside and prolongs the service life of the coated object; the building paint is used for coating the surface of a substance, changing the color, the patterns, the luster, the texture and the like of the substance, and improving the aesthetic value of the substance. In 2017, according to the data of the China paint industry Association and the data published by the national statistical office, the total paint yield in China in 2017 is 2041.29 ten thousand tons, wherein 719.95 thousand tons of architectural paint accounts for 35.27%, the demand on the architectural paint in the market is very large, and the paint qualification detection has very important significance. GB/T16777-2008 'test method for waterproof building coating', GB/T9779-.

2017200763647 the utility model discloses a device for making cuboid mortar test block, including main body frame, division board, test mould moving board, locating lever and nut. The utility model discloses an utilize nut fixed position pole, make the locating lever tightly withstand the examination mould movable plate, the division board just can keep apart four cuboid spaces that the volume is the same in main body frame and examination mould movable plate like this. The mortar test blocks can be manufactured in four cuboid spaces with the same volume, the nuts are unscrewed after the mortar test blocks are preliminarily formed, the positioning rods are pulled off, the mold moving plate is moved leftwards, and the mortar test blocks and the partition plate are sequentially taken out. The device has certain advantages, but the device is the simplest mould, needs a positioning rod, a nut to fix and the like, and is complex to operate.

Disclosure of Invention

The utility model aims at providing a mortar test block making devices, can satisfy the demand of building trade to the preparation of mortar test block, this mortar test block making devices structural design is special, and fixed simple easy operation, and easy drawing of patterns save operating time, improve work efficiency. The mortar test block prepared by the manufacturing device can be used for detecting the bonding strength index and can also be used for manufacturing mortar test blocks with other sizes.

The technical scheme of the utility model is that:

a mortar test block manufacturing device is provided, wherein the length direction is set as an x axis, the width direction is set as a y axis, the pointing direction to the center of a mold is inward, the pointing direction to the periphery of the mold is outward, the mortar test block manufacturing device comprises an outer mold, an inner mold and a bearing rod; after the outer die and the inner die are connected, a plurality of test block cavities are formed in the x-axis direction, a plurality of fixing holes are formed in the y-axis direction, and the bearing rods are arranged in the fixing holes. The structure design has simple fixing mode of the inner mold and the outer mold, and is convenient for mold unloading.

According to the prior scheme, the outer mold is a long arm along the x-axis direction and a short arm along the y-axis direction; the inner side of the long arm is provided with a plurality of first sawtooth structures pointing to the outer side, and the inner side of the short arm is provided with a plurality of first half holes concave to the outer side; two sides of the inner die in the x-axis direction are provided with a plurality of second concave sawtooth structures, and two sides of the inner die in the y-axis direction are provided with a plurality of second half holes concave inwards; the first sawtooth structure and the second sawtooth structure are matched to form a test block cavity, the first half hole and the second half hole are matched to form a fixed hole, and the bearing rod is arranged in the fixed hole. The special structure design enables a plurality of prismatic (or square) test block cavities to be formed along the x-axis direction, the sides of the test block cavities are not the contact sides of the two dies of a conventional square, but the oblique diagonals of the square are the contact sides of the two dies, and the demolding is easier than that of the conventional structure. The special structural design ensures that a plurality of fixing holes are formed along the y-axis direction, the bearing rod is inserted into the fixing holes to realize fixation, the fixation is simple, and the mortar test block can be taken out only by pulling out the bearing rod and pulling out the outer die during die unloading.

Preferably, the outer die is provided with two groups, the inner die is provided with one group, and the inner die is arranged in the middle of the outer die.

Preferably, the contact surface of the inner die and the outer die in the y-axis direction is an inclined plane, and the structural design can facilitate demoulding

Further preferably, the inclined plane has an angle beta of less than 30 degrees with the y-axis.

According to the prior scheme, the test block cavity is square, the side length is 70mm, and the depth of the test block cavity is 20mm, so that the test block cavity meets the national standard requirement.

The detailed structure of the present invention will be further described with reference to the accompanying drawings and the detailed description.

Drawings

FIG. 1 is a schematic perspective view of a mortar block manufacturing apparatus according to an embodiment;

FIG. 2 is a top view (without a support rod) of the mortar block manufacturing device;

FIG. 3 is a schematic perspective view (without a support rod) of the mortar block manufacturing device;

FIG. 4 is a structural schematic view of the mortar block manufacturing device in an unassembled state;

FIG. 5 is a photograph (after assembly) of the mortar block manufacturing apparatus of the present invention;

FIG. 6 is a photograph (after demolding) of the mortar block manufacturing device of the present invention.

Detailed Description

As shown in fig. 1-6: a mortar test block manufacturing device is set to be an x axis along the length direction, a y axis along the width direction, an inner pointing die center and an outer pointing die periphery, and comprises 2 groups of

outer dies

1, 1 group of

inner dies

3 and 4 bearing rods 4; after the outer die 1 and the inner die 3 are connected, 2 rows of test block cavities 6 are arranged in the x-axis direction, each row of test block cavities 6 is provided with 5 test block cavities, 2 fixing holes 5 are arranged in the y-axis direction, and the bearing rods 4 are arranged in the fixing holes 5.

The outer mold is provided with a long arm 8 along the x-axis direction and a short arm 2 along the y-axis direction; a plurality of first sawtooth structures pointing to the outside are arranged on the inner side of the long arm 8, and a plurality of first half holes concaved to the outside are arranged on the inner side of the short arm 2; two sides of the inner die 3 in the x-axis direction are provided with a plurality of second concave sawtooth structures, and two sides of the inner die 3 in the y-axis direction are provided with a plurality of second half holes concave inwards; the first sawtooth structure and the second sawtooth structure are matched to form a test block cavity, the first half hole and the second half hole are matched to form a fixed hole, and the bearing rod 4 is arranged in the fixed hole 5.

The contact surface of the inner die and the outer die in the y-axis direction is an inclined plane 7.

The test block cavity 6 is square, and the side length is 70 mm. The depth of the test block cavity 6 is 20 mm. The mortar test block is designed according to the length, width and height of the mortar test block of GB/T16777-2008 'test method for waterproof coating of building' 7.1.1.4. Other shapes and sizes are of course possible.

The using method comprises the following steps:

firstly, brushing a layer of release agent on the outer surfaces of 1 group of inner molds and 2 groups of outer molds, then placing the inner molds and the outer molds on a bottom plate on a horizontal table surface (ceramic bricks with low water absorption can be used as the bottom plate), assembling the inner molds and the outer molds together according to the method shown in figure 1, then respectively inserting four cylindrical supporting rods 4 into four fixing holes 5 of a mortar test block manufacturing device, pouring the stirred mortar mixture which meets the proportioning requirement into a square test block cavity 6 of the device of the utility model, inserting and tamping the mortar-poured module by using an inserting cutter according to a specified method, curing the whole mortar test block manufacturing device containing the bottom plate under the curing conditions specified in GB/T16777-, four support rods 4 are pulled out, the outer die 1 is moved along the direction shown in figure 1 respectively, and then the demoulding can be realized, see figures 5 and 6.

The above description is a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention and its concept within the technical scope of the present invention.

Claims

1. A mortar test block manufacturing device is provided, which is set to be an x axis along the length direction, a y axis along the width direction, an inner pointing die center and an outer pointing die periphery, and comprises an outer die (1), and is characterized by also comprising an inner die (3) and a bearing rod (4); after the outer die (1) and the inner die (3) are connected, a plurality of test block cavities (6) are formed in the x-axis direction, a plurality of fixing holes (5) are formed in the y-axis direction, and the bearing rods (4) are arranged in the fixing holes (5).

2. The mortar test block manufacturing device according to claim 1, wherein the outer mold is a long arm (8) along the x-axis direction and a short arm (2) along the y-axis direction; a plurality of first sawtooth structures pointing to the outside are arranged on the inner side of the long arm (8), and a plurality of first half holes concaved to the outside are arranged on the inner side of the short arm (2); two sides of the inner die (3) in the x-axis direction are provided with a plurality of second concave sawtooth structures, and two sides of the inner die (3) in the y-axis direction are provided with a plurality of second half holes concave inwards; the first sawtooth structure and the second sawtooth structure are matched to form a test block cavity, the first half hole and the second half hole are matched to form a fixed hole, and the bearing rod (4) is arranged in the fixed hole (5).

3. The mortar test block manufacturing device according to claim 1 or 2, wherein the outer mold is provided with two groups, the inner mold is provided with one group, and the inner mold is arranged in the middle of the outer mold.

4. The mortar test block manufacturing device according to claim 1 or 2, wherein the contact surface of the inner mold and the outer mold in the y-axis direction is an inclined surface (7).

5. The mortar test block manufacturing device according to claim 4, wherein the included angle β between the inclined plane (7) and the y-axis is less than 30 °.

6. The mortar test block manufacturing device according to claim 1 or 2, wherein the test block cavity (6) is square with a side length of 70 mm.

7. The mortar test block manufacturing device according to claim 1 or 2, wherein the depth of the test block cavity (6) is 20 mm.