CN210180773U - Splitting tensile strength test piece forming device - Google Patents
Splitting tensile strength test piece forming device Download PDFInfo
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- CN210180773U CN210180773U CN201920840685.9U CN201920840685U CN210180773U CN 210180773 U CN210180773 U CN 210180773U CN 201920840685 U CN201920840685 U CN 201920840685U CN 210180773 U CN210180773 U CN 210180773U
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Abstract
A splitting tensile strength test piece forming device comprises a first die, a second die matched with the first die, a bottom plate and a fixing mechanism, wherein a first cylindrical groove is formed in the inner wall of the first die, a second cylindrical groove is formed in the inner wall of the second die, and the first die and the second die are embedded to form a vertically communicated cylindrical accommodating cavity; the first mold and the second mold are arranged on the bottom plate, so that one side of the cylindrical accommodating cavity is sealed; the fixing mechanism is sleeved on the outer sides of the first mold and the second mold, so that the first mold and the second mold are tightly embedded. The utility model provides a be used for making rich filler adhesive colloid and polymer modified cement mortar body splitting tensile strength test piece fashioned device, the simple operation easily the deciduate, and can ensure the integrality of test piece.
Description
Technical Field
The utility model belongs to the technical field of the engineering detects technique and specifically relates to indicate a splitting tensile strength test piece forming device.
Background
The test piece size required by the filler-rich adhesive colloid and polymer modified cement mortar splitting tensile strength test is pocket, and the test piece size is required to be 20mm in diameter and 40mm in height. If the integrated common metal test mold with the bottom in the prior art is adopted, the isolating agent is not easy to brush in the test mold, and the mold is not easy to detach, so that the integrity of the test piece is easy to damage.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the utility model provides a splitting tensile strength test piece forming device can guarantee the integrality of rich filler adhesive colloid and polymer modified cement mortar body splitting tensile strength test piece.
In order to solve the technical problem, the utility model discloses a technical scheme be:
a splitting tensile strength test piece forming device comprises a first die, a second die matched with the first die, a bottom plate and a fixing mechanism; a first cylindrical groove is formed in the inner wall of the first die, and a second cylindrical groove is formed in the inner wall of the second die; the fixing mechanism is sleeved outside the first mold and the second mold, so that the first mold and the second mold are tightly connected; the first mold and the second mold which are closely connected enable the first cylindrical groove and the second cylindrical groove to form a cylindrical accommodating cavity which is communicated up and down; the first die and the second die are arranged on the bottom plate, so that one side of the cylindrical accommodating cavity is sealed.
Furthermore, a first tongue-and-groove joint is arranged on the inner wall of the first mold, a second tongue-and-groove joint matched with the first tongue-and-groove joint is arranged on the inner wall of the second mold, and the first mold and the second mold are positioned and embedded through the first tongue-and-groove joint and the second tongue-and-groove joint.
Furthermore, the first rabbet joint is in a step shape with a low inside and a high outside or with a low inside and a high outside.
Further, the cylindrical accommodating cavity is a cylindrical accommodating cavity.
Furthermore, the first die and the second die are both steel bodies with smooth inner walls.
Furthermore, the bottom plate is a glass bottom plate with a smooth surface.
Further, the fixing mechanism is a paper adhesive tape.
The beneficial effects of the utility model reside in that: the utility model is mainly used for molding the filler-rich adhesive colloid and the polymer modified cement mortar body cleavage tensile strength test piece, and is convenient for coating the surface of the inner wall of the first mold, the inner wall of the second mold and the bottom plate with the isolating agent by arranging the first mold with the first cylindrical groove on the inner wall, the second mold with the second cylindrical groove on the inner wall and the bottom plate, so that the test piece can be rapidly stripped and the test piece is ensured not to be damaged; fixing a first mould and a second mould by using a fixing mechanism before casting, and preventing the first mould and the second mould from shifting in the test piece forming process to cause that the test piece cannot be formed; and the fixing mechanism, the bottom plate, the first mold and the second mold are easy and convenient to remove, and after casting is completed, the bottom plate, the fixing mechanism, the first mold and the second mold can be removed in sequence, and a test piece with good integrity after complete curing is taken out. The utility model is simple in operation, it is convenient to use, preparation low cost.
Drawings
Fig. 1 is a schematic structural view of the split tensile strength test piece molding device of the present invention;
fig. 2 is a schematic structural diagram of a first mold according to the present invention;
fig. 3 is a schematic structural view of a second mold according to the present invention;
fig. 4 is a schematic structural diagram of a bottom plate in the present invention;
description of reference numerals:
1. a first mold; 2. a second mold; 3. a base plate; 4. a fixing mechanism; 5. a cylindrical accommodating cavity;
11. a first cylindrical groove; 12. a first tongue-and-groove joint; 21. a second cylindrical groove; 22. a second tongue-and-groove joint.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1-4, a device for forming a split tensile strength test piece includes a first mold 1, a second mold 2 matched with the first mold, a bottom plate 3, and a fixing mechanism 4; a first cylindrical groove 11 is formed in the inner wall of the first die 1, and a second cylindrical groove 21 is formed in the inner wall of the second die 2; the fixing mechanism 4 is sleeved outside the first mold 1 and the second mold 2, so that the first mold 1 and the second mold 2 are tightly connected; the first die 1 and the second die 2 which are closely connected enable the first cylindrical groove 11 and the second cylindrical groove 21 to form a cylindrical containing cavity 5 which is communicated up and down; the first mold 1 and the second mold 2 are installed on the bottom plate 3, so that one side of the cylindrical accommodating cavity 5 is sealed.
The utility model discloses carry out fashioned theory of operation of splitting tensile strength test piece and lie in:
coating a layer of thin isolating agent on the surface of the first cylindrical groove 11, the surface of the second cylindrical groove 21 and the surface of the bottom plate 3, and inserting the first rabbet joint 11 of the first mold 1 into the second rabbet joint 21 of the second mold 2 to enable the first mold 1 and the second mold 2 to be embedded into a whole;
winding a paper adhesive tape 4 on the outer side of the whole formed by the first die 1 and the second die 2, fixing the first die 1 and the second die 2, and placing the first die 1 and the second die 2 on the glass bottom plate 4;
pouring the prepared filler-rich adhesive colloid or polymer modified cement mortar into a cylindrical accommodating cavity 5, after maintaining the cylindrical accommodating cavity under the standard specified condition for the specified demolding time, firstly disassembling the glass bottom plate 4, then sequentially disassembling the first mold 1 or the second mold 2, and after demolding, continuously maintaining the test piece under the specified condition for the standard specified time, thereby obtaining the complete filler-rich adhesive colloid and polymer modified cement mortar split tensile strength test piece.
From the above description, the beneficial effects of the present invention are: the filler-rich adhesive colloid and polymer modified cement mortar body cleavage tensile strength test piece forming device is low in manufacturing cost; the first mould with the first cylindrical groove on the inner wall, the second mould with the second cylindrical groove on the inner wall and the bottom plate are arranged, so that the isolating agent can be conveniently coated on the inner wall of the first mould, the inner wall of the second mould and the surface of the bottom plate, and the test piece can be rapidly stripped and is prevented from being damaged; fixing a first mould and a second mould by using a fixing mechanism before casting, and preventing the first mould and the second mould from shifting in the test piece forming process to cause that the test piece cannot be formed; and the fixing mechanism, the bottom plate, the first mold and the second mold are easy and convenient to remove, and after casting is completed, the bottom plate, the fixing mechanism, the first mold and the second mold can be removed in sequence and a completely cured test piece can be taken out. The utility model is simple in operation, it is convenient to use, preparation low cost.
Further, a first tongue-and-groove joint 12 is arranged on the inner wall of the first mold 1, a second tongue-and-groove joint 22 matched with the first tongue-and-groove joint is arranged on the inner wall of the second mold 2, the first tongue-and-groove joint 12 can be inserted into the second tongue-and-groove joint 22, and the first mold 1 and the second mold 2 are positioned and embedded through the first tongue-and-groove joint 12 and the second tongue-and-groove joint 22. The first tongue-and-groove joint 12 is located on two sides of the first cylindrical groove 11, and the second tongue-and-groove joint is located on two sides of the second cylindrical groove.
As can be seen from the above description, the first tongue-and-groove joint can be inserted into the second tongue-and-groove joint to enable the first mold and the second mold to be embedded, and the first tongue-and-groove joint and the second tongue-and-groove joint can enable the first mold and the second mold to be positioned and tightly embedded to form a whole.
Further, the first tongue-and-groove joint 12 is in a step shape with a low inside and a high outside or a high inside and a low outside.
As can be seen from the above description, the second tongue-and-groove joint can be engaged with the first tongue-and-groove joint, so that the first mold and the second mold are tightly connected.
Further, the cylindrical accommodating chamber 5 is a cylindrical accommodating chamber.
According to the description, the cylindrical accommodating cavity can enable the filler-rich adhesive colloid and the polymer modified cement mortar split tensile strength test piece to be cast in the cylindrical accommodating cavity to form a cylinder.
Furthermore, the first mold 1 and the second mold 2 are both made of steel with smooth inner walls.
According to the description, the inner walls of the first die and the second die are polished smoothly, so that the surfaces of the finished products of the split tensile strength test pieces of the filler-rich adhesive colloid and the polymer modified cement mortar body can be kept smooth, and the test pieces can be conveniently separated from the first die and the second die.
Further, the bottom plate 3 is a glass bottom plate 3 with a smooth surface.
As can be seen from the above description, the arrangement of the base plate enables the glass base plate to be conveniently separated from the first mold and the second mold after the test piece is solidified.
Further, the fixing mechanism 4 is a paper tape.
According to the description, the paper adhesive tape is used as the fixing mechanism to fix the first die and the second die, so that the two dies are connected more tightly and are not easy to dislocate; the paper adhesive tape is easy to tear, has low viscosity, is convenient to disassemble, and does not need other auxiliary tools during disassembly.
Referring to fig. 1 to 4, a first embodiment of the present invention is:
a splitting tensile strength test piece forming device comprises a first bottomless inner semi-cylindrical steel body 1, a second bottomless inner semi-cylindrical steel body 2 matched with the first bottomless inner semi-cylindrical steel body, a glass bottom plate 3 and a fixing mechanism 4;
preferably, the fixing mechanism 4 can be made of paper adhesive tape;
referring to fig. 1 to 3, a first cylindrical groove 11 is formed in the inner wall of the first bottomless inner semi-cylindrical steel body 1, and a second cylindrical groove 21 is formed in the inner wall of the second bottomless inner semi-cylindrical steel body 2;
the paper adhesive tape 4 is sleeved outside the first bottomless inner semi-cylindrical steel body 1 and the second bottomless inner semi-cylindrical steel body 2, so that the first bottomless inner semi-cylindrical steel body 1 and the second bottomless inner semi-cylindrical steel body 2 are tightly connected;
preferably, the inner wall of the first mold is provided with a first tongue-and-groove joint, the inner wall of the second mold is provided with a second tongue-and-groove joint matched with the first tongue-and-groove joint, and the first mold and the second mold are positioned and embedded through the first tongue-and-groove joint and the second tongue-and-groove joint;
preferably, the first tongue-and-groove joint is in a step shape with a low inside and a high outside, and correspondingly, the second tongue-and-groove joint is in a step shape with a high inside and a low outside, so that the first mold and the second mold are tightly embedded; or the first rabbet joint is in a ladder shape with a high inside and a low outside, and correspondingly, the second rabbet joint is in a ladder shape with a low inside and a high outside;
the first rabbet joints 12 are positioned on two sides of the first cylindrical groove 11, and the second rabbet joints are positioned on two sides of the second cylindrical groove;
referring to fig. 1, after the first bottomless inner semi-cylindrical steel body 1 and the second bottomless inner semi-cylindrical steel body 2 are embedded, the first cylindrical groove 11 and the second cylindrical groove 21 form a vertically communicated cylindrical accommodating cavity 5;
preferably, the inner walls of the first bottomless inner semi-cylindrical steel body 1 and the second bottomless inner semi-cylindrical steel body 2 are smooth
Before casting a test piece, coating a layer of thin isolating agent on the inner wall of the first bottomless inner semi-cylindrical steel body 1 and the inner wall of the second bottomless inner semi-cylindrical steel body 2;
referring to fig. 1, a first bottomless inner semi-cylindrical steel body 1 and a second bottomless inner semi-cylindrical steel body 2 are respectively placed on a bottom plate 3, so that one side of a cylindrical accommodating cavity 5 is sealed;
preferably, the cylindrical accommodating cavity 5 is a cylindrical accommodating cavity, the inner diameter of the cylindrical accommodating cavity 5 is 20mm, and the height of the cylindrical accommodating cavity is 40 mm;
the bottom plate 3 is a glass bottom plate 3 with a smooth surface, and a layer of thin separant is coated on the surface of the glass bottom plate before a test piece is poured.
In summary, the device for molding the specimen with the cleavage tensile strength provided by the utility model has low manufacturing cost; when the adhesive tape is used, the first bottomless inner semi-cylindrical steel body and the second bottomless inner semi-cylindrical steel body are fixed by the paper adhesive tape, so that the paper adhesive tape is easy to tear, has low viscosity, is convenient to disassemble, and does not need other auxiliary tools during disassembly; set up the independent first interior half-cylinder steel body at the end of nothing, half-cylinder steel internal wall and glass bottom plate in the second does not have the end, easily to half-cylinder steel internal wall in the first nothing before pouring the test piece, half-cylinder steel internal wall and glass bottom plate brush with a brush the thin isolating agent of one deck in the second does not have the end, and then be convenient for break away from at the glass bottom plate in the solidification of above-mentioned test piece back half-cylinder steel body and the first interior half-cylinder steel body at the end of nothing of just having the second and half-cylinder steel body in the second, be of value to simultaneously that above-mentioned test piece breaks away from in half-cylinder steel body and the second does not have the end in half. The utility model is simple in operation, it is convenient to use.
The above embodiments are only embodiments of the present invention, not limiting the scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or directly or indirectly applied to the related technical fields, are included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a splitting tensile strength test piece forming device which characterized in that: comprises a first die, a second die matched with the first die, a bottom plate and a fixing mechanism;
a first cylindrical groove is formed in the inner wall of the first die, and a second cylindrical groove is formed in the inner wall of the second die;
the fixing mechanism is sleeved outside the first mold and the second mold, so that the first mold and the second mold are tightly connected;
the first mold and the second mold which are closely connected enable the first cylindrical groove and the second cylindrical groove to form a cylindrical accommodating cavity which is communicated up and down;
the first die and the second die are arranged on the bottom plate, so that one side of the cylindrical accommodating cavity is sealed.
2. The splitting tensile strength test piece forming device according to claim 1, characterized in that: the inner wall of the first mould is provided with a first tongue-and-groove joint, the inner wall of the second mould is provided with a second tongue-and-groove joint matched with the first tongue-and-groove joint, and the first mould and the second mould are positioned and embedded through the first tongue-and-groove joint and the second tongue-and-groove joint.
3. The splitting tensile strength test piece forming device according to claim 2, characterized in that: the first rabbet joint is in a ladder shape with a low inside and a high outside or a high outside and a low inside.
4. The splitting tensile strength test piece forming device according to claim 1, characterized in that: the cylindrical accommodating cavity is a cylindrical accommodating cavity.
5. The splitting tensile strength test piece forming device according to claim 1, characterized in that: the first die and the second die are both steel bodies with smooth inner walls.
6. The splitting tensile strength test piece forming device according to claim 1, characterized in that: the bottom plate is a glass bottom plate with a smooth surface.
7. The splitting tensile strength test piece forming device according to claim 1, characterized in that: the fixing mechanism is a paper adhesive tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920840685.9U CN210180773U (en) | 2019-06-05 | 2019-06-05 | Splitting tensile strength test piece forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920840685.9U CN210180773U (en) | 2019-06-05 | 2019-06-05 | Splitting tensile strength test piece forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210180773U true CN210180773U (en) | 2020-03-24 |
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ID=69836388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920840685.9U Active CN210180773U (en) | 2019-06-05 | 2019-06-05 | Splitting tensile strength test piece forming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210180773U (en) |
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2019
- 2019-06-05 CN CN201920840685.9U patent/CN210180773U/en active Active
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