Tensile inspection device convenient for positioning and detecting tensile failure

Abstract

The utility model discloses a tensile test device convenient for locating and detecting tensile failure, which comprises a supporting main body, a side plate is installed on the side edge of the supporting main body in a locating mode, a push groove is formed in the side edge of the supporting main body, a sliding block is movably arranged at the upper position of the outer side of the supporting main body, and a bolt is installed at the top of the sliding block in a locating mode. Two sets of bearings are arranged on the inner sides of the two sides of the sliding block and located at the positions of the push groove body, a V-shaped groove is formed in the sample containing position on the inner side of the supporting main body, a positioning pin is installed between the side plate and the supporting main body in a positioning mode, a bearing frame is arranged between the sliding block and the bearings, and balls are arranged between the bearing frame and the bearings. The tensile test device convenient for positioning and detecting the tensile failure is suitable for detection of tensile samples with different lengths, and can quickly detect and calculate the percentage elongation after fracture and the percentage reduction of area of the sample after the tensile test of the sample is finished, so that the detection time of operators is shortened.

Description

TECHNICAL FIELD

[0001] The utility model relates to tooling inspection technical field, especially relate to a convenient to position detection draw the tensile testing device of breaking. BACKGROUND

[0002] Tensile testing device is a kind of supporting equipment for tensile test, and tensile test is a kind of test for evaluating the mechanical properties of material under tensile force. During the test, standard sample is clamped between two fixtures, and then tensile force is applied until breaking. By recording stress-strain curve, important parameters such as yield strength, tensile strength and elongation after breaking, reduction of area can be obtained. The design and use safety of material are evaluated, and whether the material meets the requirements of specific engineering applications is determined. When manufacturing automobile parts, the tensile strength, yield strength and elongation of material need to be known to ensure that it will not have problems under high strength and high stress. With the continuous development of science and technology, people's requirements for the manufacturing process of tensile testing device are also getting higher and higher.

[0003] The existing tensile testing device has certain disadvantages when in use, the traditional test tensile elongation after breaking, reduction of area method adopts artificial splicing mode, which is easy to produce measurement error and inconvenient, and the working efficiency is low, the principle of tensile test is to pull standard tensile sample to breaking under the action of static axial tensile force, and continuously record the change of force and elongation during the tensile process, so as to obtain the mechanical property index of material.

[0004] The problem of testing elongation rate measurement: the two broken samples after breaking need to be spliced to measure the elongation after breaking, and the sample needs to be rotated for testing when testing the reduction of area, which is very inconvenient to operate and has low working efficiency, therefore, we provide a tensile testing device convenient for positioning and detecting breaking. UTILITY MODEL CONTENT

[0005] The technical problem solved: in view of the deficiencies of prior art, the utility model provides a tensile testing device convenient for positioning and detecting breaking, which is suitable for detecting tensile samples of different lengths, can quickly detect and calculate the elongation after breaking and the reduction of area of sample after tensile test of sample, thereby reducing the detection time of operator, and can effectively solve the problems in the background art.

[0006] Technical solution: To achieve the above object, the technical scheme adopted by the utility model is: a stretching testing device convenient for positioning and detecting pull-off, which comprises a supporting main body, a side plate is positioned and installed on the side edge of the supporting main body, a push groove is formed in the edge side of the supporting main body, a sliding block is movably arranged on the upper position outside the supporting main body, a bolt is positioned and installed on the top of the sliding block, two groups of bearings are arranged on the position of the push groove groove body on the inner side of the two sides of the sliding block, and the sample placing position on the inner side of the supporting main body is a V-shaped groove.

[0007] Preferably, a positioning pin is positioned and installed between the side plate and the supporting main body, a bearing frame is arranged between the sliding block and the bearing, and balls are arranged between the bearing frame and the bearing.

[0008] Preferably, the bolt is used for fixing between the sliding block and the sample, the bottom of the supporting main body is designed in a V-shaped groove, and the design angle is ninety degrees.

[0009] Preferably, the supporting main body and the push groove are integrally formed through cutting processing.

[0010] Preferably, the bearing drives the sliding block to slide in the inner position of the push groove, and the side plate, the sliding block and the supporting main body are all stainless steel structures.

[0011] Preferably, the side plate and the supporting main body are fixed through the positioning pin, and the sliding block and the bearing are rotatably movable through the bearing frame and the balls.

[0012] Beneficial effects: Compared with the prior art, the utility model provides a stretching testing device convenient for positioning and detecting pull-off, which has the following beneficial effects: the stretching testing device convenient for positioning and detecting pull-off is suitable for detecting stretching samples of different lengths, can quickly detect and calculate the post-break elongation and the cross-section shrinkage rate of the sample after the sample stretching test is completed, and thus the detection time of the operator is reduced.

[0013] A sliding device is designed, the post-break elongation can be freely tested according to the length of the stretching sample, the angle of the sample can be rotated in a mechanical push groove mode without disassembly and rotation, the post-break elongation of the stretching test can be directly tested, the convenience and the work efficiency of operation are improved, the whole stretching testing device is simple in structure, convenient to operate, and has a better use effect than the traditional mode. Brief description of drawings

[0014] Figure 1 It is the overall structure schematic view of the utility model one kind convenient for positioning and detecting pull-off stretching testing device.

[0015] Figure 2 It is the overall sectional view of the utility model one kind convenient for positioning and detecting pull-off stretching testing device.

[0016] Figure 3 The utility model discloses a whole exploded view of a tensile testing device convenient for positioning and detecting the pull-off.

[0017] Figure 4 The utility model discloses a structure diagram of the slider in the tensile testing device convenient for positioning and detecting the pull-off.

[0018] In the drawing: 1, side plate, 2, bolt, 3, support main body, 4, slider, 5, bearing, 6, push groove, 7, positioning pin, 8, bearing frame, 9, ball. DETAILED DESCRIPTION

[0019] The technical scheme of the utility model will be described clearly and completely in combination with the drawings and specific embodiments, but the person skilled in the art will understand that the following described embodiments are part of the embodiments of the utility model, not all the embodiments, and are only used for illustrating the utility model, and should not be regarded as limiting the scope of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the scope of protection of the utility model. The unmarked specific conditions in the embodiments are carried out according to the conventional conditions or the conditions suggested by the manufacturer. The reagents or instruments used are not marked with the manufacturer, and are all conventional products that can be obtained by market purchase.

[0020] In the description of the utility model, it needs to be explained that the orientation or position relation indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is the orientation or position relation based on the drawing shown, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0021] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, can be fixed connection, can be detachable connection, or integrally connected, can be mechanical connection, or electrical connection, can be directly connected, or indirectly connected through the intermediate medium, can be the communication inside two elements. For the person skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0022] As Figures 1-4As shown, a kind of tensile testing device for positioning detection of break, including support body 3, the side of support body 3 is positioned and installed with side plate 1, the side of support body 3 is equipped with push groove 6, the upper position of support body 3 outside is movably provided with sliding block 4, the top of sliding block 4 is positioned and installed with bolt 2, the both sides of sliding block 4 are provided with two groups of bearings 5 at the position of push groove 6 groove body, the sample placement of support body 3 inside is V-shaped groove, suitable for the detection of tensile sample of different lengths, after tensile test of sample is completed, the elongation after break and the cross-section shrinkage of sample can be quickly detected and calculated, so as to reduce the detection time of operator.

[0023] Further, the positioning pin 7 is positioned and installed between the side plate 1 and the support body 3, the bearing frame 8 is arranged between the sliding block 4 and the bearing 5, and the ball 9 is arranged between the bearing frame 8 and the bearing 5.

[0024] Further, the bolt 2 is used for fixing between the sliding block 4 and the sample, and the bottom of the support body 3 is designed as a V-shaped groove with a design angle of 90 degrees.

[0025] Further, the support body 3 is integrally formed by cutting processing between the both sides and the push groove 6.

[0026] Further, the bearing 5 drives the sliding block 4 to slide in the inside position of the push groove 6, and the side plate 1, the sliding block 4 and the support body 3 are all stainless steel structures.

[0027] Further, the side plate 1 and the support body 3 are fixed through the positioning pin 7, and the sliding block 4 and the bearing 5 are rotatably movable through the bearing frame 8 and the ball 9.

[0028] Working principle: the utility model discloses side plate 1, bolt 2, support body 3, sliding block 4, bearing 5, push groove 6, positioning pin 7, bearing frame 8, ball 9, suitable for the detection of tensile sample of different lengths, after tensile test of sample is completed, the elongation after break and the cross-section shrinkage of sample can be quickly detected and calculated, so as to reduce the detection time of operator, sliding device is designed, can be freely tested the elongation after break according to the length of tensile sample, and can not be disassembled rotatably, the angle of sample is rotated in the mode of mechanical push groove, directly test the elongation after break of tensile test, improve the convenience and operation efficiency of operation.

[0029] The side plate 1 and the support body 3 are connected by two bolts, the support body 3 side is equipped with a push groove 6, the sample placement is V-shaped groove, the top of sliding block is equipped with fixed bolt, the bottom of sliding block is equipped with bearing, after tensile test of sample is completed, can be directly put into V-shaped groove and rotated to align the fracture, sliding block is slid to appropriate position, and the bolt is rotated to fix tensile sample, so as to measure conveniently, so as to quickly detect and calculate the elongation after break and the cross-section shrinkage of sample, so as to solve the problems of inconvenient operation and low operation efficiency.

[0030] It is to be noted that, in the present document, relational terms such as first and second, and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0031] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only to illustrate the principle of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A tensile testing device for facilitating the location of a break detection, comprising a support body (3), characterised in that: The side of the supporting body (3) is provided with a side plate (1), the side of the supporting body (3) is provided with a push groove (6), the upper side of the supporting body (3) is movably provided with a sliding block (4), the top of the sliding block (4) is provided with a bolt (2), the two inner sides of the sliding block (4) are provided with two groups of bearings (5) at the positions of the groove bodies of the push grooves (6), and the sample placing position of the supporting body (3) is a V-shaped groove.

2. A stretch-reducing device for facilitating the detection of a stretch-reducing break, according to claim 1, characterized in that: The side plate (1) and the supporting body (3) are provided with a positioning pin (7), the sliding block (4) and the bearing (5) are provided with a bearing frame (8), and the bearing frame (8) and the bearing (5) are provided with a ball (9).

3. The stretch-reducing device of claim 1, wherein: The bolt (2) is used for fixing the sliding block (4) and the sample, the bottom of the supporting body (3) is designed in a V-shaped groove, and the design angle is 90 degrees.

4. The stretch-reducing device of claim 1, wherein: The two sides of the supporting body (3) and the push grooves (6) are integrally formed through cutting processing.

5. The stretch-reducing device of claim 1, wherein: The bearing (5) drives the sliding block (4) to slide in the inner position of the push groove (6), and the side plate (1), the sliding block (4) and the supporting body (3) are all stainless steel structures.

6. The stretch-reducing device of claim 2, wherein: The side plate (1) and the supporting body (3) are fixed through the positioning pin (7), and the sliding block (4) and the bearing (5) are rotatably movable through the bearing frame (8) and the ball (9).

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