Tool for tensile test

Abstract

The utility model provides a tool for a tensile test. The tool for the tensile test comprises a handle part and a clamping main body, the clamping main body is fixedly arranged at one end of the handle part; the handle part is used for being connected with a tensile testing machine; a clamping block is arranged at one end, far away from the handle part, of the clamping main body; the clamping block comprises a connecting section and a stretching section; the connecting section is used for connecting the clamping block with the clamping main body; the stretching section is arranged at one end, far away from the clamping main body, of the connecting section and is used for providing a stretching load for the to-be-tested workpiece. According to the utility model, the clamping area of the jaw of the tensile testing machine can be increased, and a stud test piece is prevented from falling off during a test.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of tensile test tooling, and is especially suitable for stud welding tensile test. BACKGROUND

[0002] Stud welding is a method of discharging arc after the contact of one end of the stud to be welded with the surface of the plate or pipe, and giving the stud a certain pressure to complete the welding in the moment of the contact surface melting. Compared with other welding methods, it saves time and cost, and is mainly suitable for high-rise steel structure buildings, highways, railways, automobiles and pipeline supports. At present, the mechanical property detection of stud welding joints is mainly to determine the tensile strength by test, and to evaluate the interlayer tearing resistance and metallurgical defects of the joint.

[0003] When stud welding is subjected to tensile test, the clamping area of the tensile testing machine is small, which cannot guarantee the stability of clamping. Based on this, the utility model provides a tooling for tensile test. UTILITY MODEL CONTENT

[0004] The utility model aims at overcoming the defects of the prior art, and is realized by the following technical scheme:

[0005] A tooling for tensile test, comprising a handle and a clamping body; the clamping body is fixedly installed at one end of the handle; the handle is used for being connected with a tensile testing machine; one end of the clamping body away from the handle is provided with a clamping block; the clamping block comprises a connecting section and a stretching section; the connecting section is used for connecting the clamping block with the clamping body; the stretching section is arranged at one end of the connecting section away from the clamping body, and is used for providing tensile load for a workpiece to be tested.

[0006] Optionally or preferably, the number of the clamping blocks is two; the two clamping blocks are symmetrically arranged at the edges of the clamping body.

[0007] Optionally or preferably, the clamping block is provided with a slope angle close to the edge of the workpiece to be tested.

[0008] Optionally or preferably, the clamping block is provided with a clamping lining plate on one side close to the clamping body.

[0009] Optionally or preferably, the clamping body is provided with an anti-eccentric structure on one side close to the clamping block.

[0010] Optionally or preferably, the width of the stretching section is greater than that of the connecting section.

[0011] Based on the above technical scheme, the following technical effects can be achieved:

[0012] The utility model provides a tool for tensile test can increase the clamping area of tensile testing machine jaw, avoids the situation of falling of stud test piece during the test. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, below will to the embodiment or prior art description needed to use the drawing of simple introduction, obviously, below description in the drawing only some embodiments of the utility model, for the ordinary skilled person in the art comes, under the premise of not paying the creative labor, can also according to the structure shown in these drawings obtains other drawings.

[0014] Figure 1 It is the perspective view of the utility model;

[0015] Figure 2 It is the front view of the utility model;

[0016] Figure 3 It is the plan view of the utility model;

[0017] Figure 4 It is the front view of the workpiece to be measured

[0018] Drawing description in the figure:

[0019] 1-handle, 2-clamping body, 3-clamping block, 4-connection section, 5-stretching section, 6-pitch angle, 7-clamping lining plate, 8-anti eccentric structure. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantage of the embodiment of the utility model more clear, below will combine the drawing in the embodiment of the utility model, to the technical scheme in the embodiment of the utility model, clear, complete description, obviously, the described embodiment only is a part of the embodiment of the utility model, rather than all the embodiments, under the condition of not conflicting, the following embodiment and the feature in the embodiment can be combined mutually.

[0021] In a preferred embodiment:

[0022] As Figures 1-3 Indicated:

[0023] The embodiment provides a device for tensile test, which comprises a handle 1 and a clamping body 2; the clamping body 2 is fixedly installed at one end of the handle 1; the handle 1 is used for being connected with a tensile testing machine; one end of the clamping body 2 away from the handle 1 is provided with a clamping block 3; the clamping block 3 comprises a connecting section 4 and a tensile section 5; the connecting section 4 is used for connecting the clamping block 2 with the clamping body 2; the tensile section 5 is arranged at one end of the connecting section 4 away from the clamping body 2, and the tensile section 5 is used for providing a tensile load for a workpiece to be tested.

[0024] Further, in the embodiment, the number of the clamping blocks 3 is two; the two clamping blocks 3 are symmetrically arranged at edges of the clamping body 2.

[0025] Further, in the embodiment, the clamping block 3 is provided with a slope angle 6 close to an edge of the workpiece to be tested, so as to avoid a weld joint of the workpiece to be tested.

[0026] Further, in the embodiment, the clamping block 3 is provided with a clamping lining plate 7 close to one side of the clamping body 2.

[0027] Further, in the embodiment, one side of the clamping body 2 close to the clamping block 3 is provided with an eccentricity-preventing structure 8, and specifically, the eccentricity-preventing structure can be a concentric circle marking line.

[0028] Further, in the embodiment, the width of the tensile section 5 is greater than the width of the connecting section 4.

[0029] The working principle of the embodiment is as follows:

[0030] During the test, the handle 1 is clamped by a jaw of the tensile testing machine, the end of the workpiece to be tested is slid into the clamping body 2 and the tensile section 5, and whether the workpiece to be tested is in the optimal installation position can be judged through the eccentricity-preventing structure on the clamping body 2; after installation, the tensile section 5 applies a tensile load to the workpiece to be tested, and the load value and displacement value borne by the workpiece to be tested are measured by the tensile testing machine.

[0031] The above only describes the preferred embodiment of the utility model, and it should be understood that the utility model is not limited to the form disclosed in the present application, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the concept described in the present application by using the above teaching or related technology or knowledge. The modification and change made by the person skilled in the art without departing from the spirit and scope of the utility model should be within the protection scope of the claims of the utility model.

Claims

1. A tooling for tensile testing, characterized by: The utility model relates to a clamping device for tensile testing machine, which comprises a handle and a clamping body; the clamping body is fixedly installed at one end of the handle; the handle is used for being connected with the tensile testing machine; one end of the clamping body away from the handle is provided with a clamping block; the clamping block comprises a connecting section and a stretching section; the connecting section is used for connecting the clamping block with the clamping body; the stretching section is arranged at one end of the connecting section away from the clamping body, and the stretching section is used for providing a stretching load for a workpiece to be measured.

2. The tooling for tensile testing of claim 1, wherein: The number of the clamping blocks is two; the two clamping blocks are symmetrically arranged at the edges of the clamping body.

3. The tooling for tensile testing of claim 1, wherein: The clamping block is provided with a slope angle close to the edge of the workpiece to be measured.

4. The tooling for tensile testing of claim 1, wherein: The clamping block is provided with a clamping lining plate on one side close to the clamping body.

5. The tooling for tensile testing of claim 1, wherein: The clamping body is provided with an eccentricity-preventing structure on one side close to the clamping block.

6. The tooling for tensile testing of claim 1, wherein: The width of the stretching section is greater than that of the connecting section.

Images