CN213714875U - Tensile shear strength system appearance device is glued to bar planting - Google Patents
Tensile shear strength system appearance device is glued to bar planting Download PDFInfo
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- CN213714875U CN213714875U CN202021708993.5U CN202021708993U CN213714875U CN 213714875 U CN213714875 U CN 213714875U CN 202021708993 U CN202021708993 U CN 202021708993U CN 213714875 U CN213714875 U CN 213714875U
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Abstract
The utility model discloses a tensile shear strength system appearance device of bar planting glue, relate to the material and bond mechanical properties test technical field, including bottom plate, the fixed frame of fixing on the bottom plate surface, rack and a plurality of sheetmetal of fixing on the fixed frame, one of them edge of fixed frame is provided with a plurality of first recesses that are used for holding one end of sheetmetal, the rack is fixed on the fixed frame surface, and the rack has a plurality of second recesses that are used for holding one end of sheetmetal, still inlay a plurality of magnets that are used for adsorbing the sheetmetal on the bottom plate of system appearance device, the position of a plurality of magnets corresponds the position of first recess and second recess one by one, this embodiment fixes the sheetmetal through embedding magnet on the bottom plate, on the one hand can prevent the upper sheetmetal from moving in the process of transferring the sample, can't form the sample that accords with the requirement, on the other hand, in the maintenance process, the metal sheets are continuously exerted with force, and the firm bonding of the two metal sheets is ensured.
Description
Technical Field
The utility model relates to a material bonding mechanical properties tests technical field, especially relates to a tensile shear strength system appearance device is glued to bar planting.
Background
For the bar-planting adhesive tensile shear strength sample, the sample is required to be mutually butted and bonded by two sand-blasting steel sheets, tensile force is transmitted to a cementing surface through a longitudinal axis of the sample until the sample is damaged in the test, and the tensile shear strength p (p is f/a) of the sample is calculated based on the maximum force f in the sample damage process. During stretching, the thickness of a rubber layer of a sample is required to be uniform, two steel sheets are in parallel alignment, the bonding area is in a required range, and the normalization of the sample is the premise of the validity of test data, so that the preparation of the sample is the main influence factor of the test.
The utility model discloses a utility model patent of application number "201920819177.2", the name is "an adhesive tensile shear strength system appearance frock" discloses a frock of the required appearance piece of preparation gluing agent tensile shear strength test, but, it has following problem: 1. the sample piece cannot be fixed by the tool, and other tools are required to be used for tightly pressing the sample piece in the maintenance process, so that the adhesive is firmly bonded, the sample piece is prevented from moving, and the operation is inconvenient; 2. the system appearance device is monolithic structure, generally adopts the whole shaping of casting or adopts each recess of milling machine processing, but whole casting process is loaded down with trivial details, and is long-term, with high costs, and also need carry out the finish machining to the foundry goods surface after the casting is accomplished and handle, and the whole manufacturing process degree of difficulty is great, and utilizes each recess of milling machine processing, will form the fillet among the recess to the sheetmetal also need process out the same fillet and cooperate with it, and the same course of working is comparatively loaded down with trivial details. Therefore, a sample preparation device with low processing difficulty and convenient sample preparation is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a tensile shear strength system appearance device is glued to bar planting to solve the problem that prior art exists, prevent to take place to remove at the in-process upper strata sheetmetal that shifts the sample, and continuously exert magnetic force to the sheetmetal, guarantee that two sheetmetals bond firmly, thereby reduce the degree of difficulty of system appearance, improve the yield of system appearance.
In order to achieve the above object, the utility model provides a following scheme: the utility model provides a tensile shear strength system appearance device of bar planting glue, including the bottom plate, fix fixed frame, the rack of card and a plurality of sheetmetal of fixing on the fixed frame on the bottom plate surface, be provided with a plurality of first recesses that are used for holding one end of the sheetmetal on one of them edge of fixed frame, the degree of depth of first recess equals the thickness of fixed frame and is greater than the thickness of sheetmetal, and the difference between the two is the thickness of the bar planting glue that detects; the clamping rack is fixed on the surface of the fixed frame, a plurality of second grooves for accommodating one ends of metal sheets are formed in the clamping rack, and the plurality of first grooves and the plurality of second grooves are symmetrical relative to the center line of the fixed frame; the lengths of the first groove and the second groove are the same as the width of the metal sheets, and the distance between the bottom of the first groove and the bottom of the second groove is smaller than the sum of the lengths of the two metal sheets;
the bottom plate is further embedded with a plurality of magnets used for adsorbing the metal sheets, the upper surfaces of the magnets are not higher than the upper surface of the bottom plate, and the positions of the magnets correspond to the positions of the first grooves and the positions of the second grooves one by one.
Preferably, a plurality of magnets are respectively positioned in the middle of each metal sheet.
Preferably, the bottom plate is provided with a through hole, the through hole is positioned right below the overlapping area of the two metal sheets, and the area of the through hole is larger than that of the overlapping area of the two metal sheets.
Preferably, the through hole is located the bottom plate middle part, the length of through hole is greater than a plurality of first recess is in the length that distributes on the fixed frame, the width of through hole is greater than two the length of sheetmetal overlap region.
Preferably, the wire is placed between the two metal sheets, and the diameter of the wire is equal to the thickness of the bar planting glue to be measured.
Preferably, the bottom plate is fixed with the fixing frame and the fixing frame is fixed with the clamping rack through bonding.
Preferably, the number of the first grooves and the number of the second grooves are both 10.
Preferably, the bottom plate is equal to the fixed frame in size, and the length of the clamping rack is equal to the length of the fixed frame.
Preferably, the bottom plate, the fixing frame and the latch bar are made of metal plates with the same thickness.
The utility model discloses for prior art gain following technological effect:
1. the utility model discloses an imbed magnet on the bottom plate, utilize magnet magnetic force to fix the sheetmetal, can prevent on the one hand that the upper strata sheetmetal from moving in the process of transferring the sample, can't form the sample that meets the requirements, on the other hand in the maintenance process, continuously exert the effect to the sheetmetal, guarantee that two sheetmetals bond firmly, thereby reduce the system appearance degree of difficulty on the whole, improve the yield of system appearance;
2. the utility model discloses divide into the whole bottom plate with system appearance device, fixed frame and rack, it can adopt the mode of punching a hole to process first recess and second recess respectively on fixed frame and rack, also can adopt laser cutting's mode to process, the selection of processing mode is more various and all easy to realize, secondly it is also more convenient to carry out surface treatment to three parts, can reach higher surface precision, thereby guarantee the holistic machining precision of system appearance device that forms after the cooperation, improve the preparation precision of sample with this, therefore, this embodiment is through dividing system appearance device into the bottom plate, the components of a whole that can function independently structure of fixed frame and rack form, make processing of system appearance device more simple and easy, also can guarantee the precision of first recess and second recess more, improve the accuracy of measuring the tensile strength of shearing of bar planting glue;
3. in the embodiment, the through holes are formed in the bottom plate, so that the embedded steel bar adhesive is prevented from being adhered to the bottom plate and being difficult to clean, and the subsequent practicability is influenced, and the overall weight of the sample preparation device can be reduced, so that the sample preparation device is lighter;
4. the system appearance device still includes a wire, and the wire is placed between two sheetmetals, and the diameter of wire equals the thickness that the bar planting glued that awaits measuring, paints the bar planting glue back at the tip of sheetmetal, puts the wire on the bar planting glue, recompresses another sheetmetal, presses to the wire and two sheetmetals contact from top to bottom to can the accurate control bar planting glue the thickness, avoided only through pressing the problem that is difficult to control bar planting glue thickness.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a side view of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 1;
wherein, 1, a bottom plate; 2. a fixing frame; 3. a rack clamping bar; 4. a metal sheet; 5. a first groove; 6. a second groove; 7. a magnet; 8. and a through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a tensile shear strength system appearance device is glued to bar planting to solve the problem that prior art exists, prevent to take place to remove at the in-process upper strata sheetmetal that shifts the sample, and continuously exert magnetic force to the sheetmetal, guarantee that two sheetmetals bond firmly, thereby reduce the degree of difficulty of system appearance, improve the yield of system appearance.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1 to 4, the present embodiment provides a tensile shear strength sample preparation device for a steel bar planting adhesive, which includes a bottom plate 1, a fixing frame 2 fixed on the surface of the bottom plate 1, a rack 3 fixed on the fixing frame 2, and a plurality of metal sheets 4, wherein one edge of the fixing frame 2 is provided with a plurality of first grooves 5 for accommodating one ends of the metal sheets 4, the depth of each first groove 5 is equal to the thickness of the fixing frame 2 and is greater than the thickness of the metal sheet 4, and the difference between the two is the thickness of the steel bar planting adhesive to be detected; the clamping rack 3 is fixed on the surface of the fixed frame 2, a plurality of second grooves 6 for accommodating one ends of the metal sheets 4 are formed in the clamping rack 3, and the plurality of first grooves 5 and the plurality of second grooves 6 are symmetrical relative to the center line of the fixed frame 2; the lengths of the first groove 5 and the second groove 6 are the same as the width of the metal sheet 4, and the distance between the groove bottom of the first groove 5 and the groove bottom of the second groove 6 is less than the sum of the lengths of the two metal sheets 4;
still inlay a plurality of magnets 7 that are used for adsorbing sheetmetal 4 on the bottom plate 1, the upper surface of magnet 7 is not higher than the upper surface of bottom plate 1, and the position one-to-one of a plurality of magnets 7 corresponds the position of first recess 5 and second recess 6.
Preferably, the first grooves 5 are evenly distributed on the fixed frame 2 and the second grooves 6 are evenly distributed on the latch bar 3.
As shown in fig. 4, the first groove 5 has a depth d and a length L; and the depth of the first groove 5 and the second groove 6 is the same.
During the system appearance, arrange the one end of a sheetmetal 4 in first recess 5, scribble the bar planting and glue at its other end, then arrange the one end of another sheetmetal 4 in second recess 6, its other end is pressed and is being scribbled the bar planting of accomplishing and glue, presses gently, makes bar planting glue thickness even, and unnecessary bar planting is glued and will be extruded from two sheetmetals 4 overlap joint regions, strikes off the bar planting glue of extruding with the blade, puts into the maintenance room at last and maintains and obtain the sample.
This embodiment is through embedding magnet 7 on bottom plate 1, utilizes 7 magnetic forces of magnet to fix sheetmetal 4, can prevent on the one hand to remove at the process upper strata sheetmetal 4 that shifts the sample, can't form the sample that meets the requirements, and on the other hand is in the maintenance process, and the effect of continuous application of force to sheetmetal 4 guarantees that two sheetmetals 4 bond firmly to reduce the system appearance degree of difficulty on the whole, improve the yield of system appearance.
In the embodiment, a circular hole for embedding the magnet 7 is formed in the bottom plate 1, and then the magnet 7 is sealed and fixed by using epoxy resin.
In addition, the sample preparation device is integrally divided into the bottom plate 1, the fixing frame 2 and the latch bar 3, the first groove 5 and the second groove 6 respectively processed on the fixing frame 2 and the latch bar 3 can be processed in a punching mode or a laser cutting mode, the processing modes are more diverse and easy to realize, secondly, the surface treatment of the three parts is more convenient, higher surface precision can be achieved, thereby ensuring the processing precision of the whole sample preparation device formed after matching, improving the preparation precision of the sample, therefore, in the present embodiment, by dividing the sample preparation device into the separate structures of the bottom plate 1, the fixing frame 2 and the rack 3, the processing of the sample preparation device is simple and easy to implement, the precision of the first groove 5 and the second groove 6 can be guaranteed, and the accuracy of measuring the tensile shear strength of the bar planting adhesive is improved.
In order to ensure the adsorption effect of the magnets 7 on the metal sheets 4, a plurality of magnets 7 are respectively positioned in the middle of each metal sheet 4.
In order to prevent the bar planting adhesive extruded between the two metal sheets 4 from being difficult to clean on the bottom plate 1 in the pressing process, the bottom plate 1 is provided with a through hole 8 in the embodiment, the through hole 8 is positioned right below the overlapping area of the two metal sheets 4, and the area of the through hole 8 is larger than that of the overlapping area of the two metal sheets 4; preferably, the through hole 8 is located in the middle of the bottom plate 1, the length of the through hole 8 is greater than the length of the first grooves 5 distributed on the fixing frame 2, the width of the through hole 8 is greater than the length of the overlapping area of the two metal sheets 4, and the specific size of the through hole 8 can be determined according to actual conditions and can play the role; secondly, the through hole 8 in the embodiment can also reduce the weight of the sample preparation device, and properly reduce the labor intensity and the manufacturing cost.
In this embodiment, system appearance device still includes a wire, and the wire is placed between two sheetmetals 4, and the diameter of wire equals the thickness that the bar planting that awaits measuring glued, paints the bar planting at the tip of sheetmetal 4 and glues the back, puts the wire on the bar planting is glued, and another sheetmetal 4 is pressed down, presses down to wire and two sheetmetals 4 contacts from top to bottom to the thickness that can the accurate control bar planting glue, avoided only through pressing the problem that is difficult to control bar planting glue thickness. Preferably, the wires are placed parallel to the length of the sheet metal 4 and at the edges of the sheet metal 4 for easy observation by the operator; because the wire diameter is very little, can ignore the influence to the muscle glue area.
Further, in the embodiment, the bottom plate 1 and the fixed frame 2, and the fixed frame 2 and the latch bar 3 are fixed by bonding.
Furthermore, the number of the first grooves 5 and the number of the second grooves 6 are 10; the number of first recesses 5, 6 can be adjusted reasonably according to the number of samples required by the person skilled in the art.
For the convenience of installation and fixation, the size of the bottom plate 1 is equal to that of the fixed frame 2, and the length of the latch bar 3 is equal to that of the fixed frame 2.
Further, the bottom plate 1, the fixing frame 2 and the latch bar 3 are made of metal plates with the same thickness.
The adaptability that carries out according to actual demand all is in the protection scope of the utility model.
The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (9)
1. The tensile shear strength sample preparation device for the bar planting adhesive is characterized by comprising a bottom plate, a fixing frame fixed on the surface of the bottom plate, a clamping rack fixed on the fixing frame and a plurality of metal sheets, wherein one edge of the fixing frame is provided with a plurality of first grooves used for accommodating one ends of the metal sheets, the depth of each first groove is equal to the thickness of the fixing frame and is larger than the thickness of the metal sheet, and the difference between the first groove and the second groove is the thickness of the bar planting adhesive to be detected; the clamping rack is fixed on the surface of the fixed frame, a plurality of second grooves for accommodating one ends of metal sheets are formed in the clamping rack, and the plurality of first grooves and the plurality of second grooves are symmetrical relative to the center line of the fixed frame; the lengths of the first groove and the second groove are the same as the width of the metal sheets, and the distance between the bottom of the first groove and the bottom of the second groove is smaller than the sum of the lengths of the two metal sheets;
the bottom plate is further embedded with a plurality of magnets used for adsorbing the metal sheets, the upper surfaces of the magnets are not higher than the upper surface of the bottom plate, and the positions of the magnets correspond to the positions of the first grooves and the positions of the second grooves one by one.
2. The apparatus according to claim 1, wherein the magnets are respectively disposed at the middle of the metal sheets.
3. The bar-planting adhesive tensile shear strength sample preparation device according to claim 1, wherein a through hole is formed in the bottom plate, the through hole is located right below an overlapping region of the two metal sheets, and the area of the through hole is larger than that of the overlapping region of the two metal sheets.
4. The device for preparing a tensile shear strength sample of a bar-planting adhesive according to claim 3, wherein the through hole is located in the middle of the bottom plate, the length of the through hole is greater than the length of the first grooves distributed on the fixing frame, and the width of the through hole is greater than the length of the overlapping area of the two metal sheets.
5. The device for preparing a tensile shear strength sample of a bar-planting adhesive according to any one of claims 1 to 4, further comprising a metal wire, wherein the metal wire is placed between the two metal sheets, and the diameter of the metal wire is equal to the thickness of the bar-planting adhesive to be measured.
6. The device for preparing a tensile shear strength sample of a bar-planting glue according to claim 1, wherein the bottom plate and the fixing frame and the rack are fixed by bonding.
7. The bar-planting adhesive tensile shear strength sample preparation device according to claim 1, wherein the number of the first grooves and the number of the second grooves are 10.
8. The device for preparing a tensile shear strength sample of a steel-planting adhesive according to claim 1, wherein the size of the bottom plate is equal to that of the fixing frame, and the length of the clamping rack is equal to that of the fixing frame.
9. The apparatus as claimed in claim 1, wherein the bottom plate, the fixing frame and the rack are made of metal plates with the same thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021708993.5U CN213714875U (en) | 2020-08-17 | 2020-08-17 | Tensile shear strength system appearance device is glued to bar planting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021708993.5U CN213714875U (en) | 2020-08-17 | 2020-08-17 | Tensile shear strength system appearance device is glued to bar planting |
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| Publication Number | Publication Date |
|---|---|
| CN213714875U true CN213714875U (en) | 2021-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021708993.5U Active CN213714875U (en) | 2020-08-17 | 2020-08-17 | Tensile shear strength system appearance device is glued to bar planting |
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| CN (1) | CN213714875U (en) |
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Address after: No. 172, Huahua Road, high tech Zone, Zhengzhou City, Henan Province, 450000 Patentee after: Sinosteel Zhengzhou metal products Research Institute Co.,Ltd. Address before: No. 172, Huahua Road, high tech Zone, Zhengzhou City, Henan Province, 450000 Patentee before: SINOSTEEL ZHENGZHOU RESEARCH INSTITUTE OF STEEL WIRE & STEEL PRODUCTS Co.,Ltd. |