CN219532731U

CN219532731U - Arc tensile sample positioner and stretching equipment

Info

Publication number: CN219532731U
Application number: CN202320769076.5U
Authority: CN
Inventors: 程少鹏; 严雪松; 但鹏; 刘强; 张帆
Original assignee: Chengde Jianlong Special Steel Co Ltd
Current assignee: Chengde Jianlong Special Steel Co Ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-08-15
Anticipated expiration: 2033-04-10

Abstract

The utility model relates to the technical field of material tensile testing, in particular to an arc tensile sample positioning device and stretching equipment, wherein the arc tensile sample positioning device comprises a fixed section, the fixed section is used for being connected with the upper end of a flat tongs and is positioned at the jaw of the flat tongs, and the fixed section extends along a first horizontal direction; the positioning section is arranged at intervals with the fixed section and extends along the second horizontal direction, and the positioning section is used for positioning the stretching section of the sample; the connecting section, the one end of connecting section with the fixed section is connected, the other end of connecting section with the location section is connected. According to the utility model, the positioning device is not deformed while the sample clamping end is deformed, so that the accuracy of a measurement result can be ensured.

Description

Arc tensile sample positioner and stretching equipment

Technical Field

The utility model relates to the technical field of material tensile testing, in particular to an arc tensile sample positioning device and tensile equipment.

Background

As shown in fig. 1, the specimen 4 used for the tensile test is composed of both ends of the grip end 42 and the middle tensile section 41. In order to ensure the accuracy of the test result during the tensile test, the axis of the test specimen 4 should be ensured to be parallel to the force acting direction during the tensile test, and the clamping end 42 of the test specimen 4 will deform during the clamping process of the arc-shaped tensile test specimen. Because the positioning device arranged on the flat tongs is abutted with the clamping end 42, the clamping end 42 of the sample 4 deforms and simultaneously the positioning device is deformed, so that the coincidence of the axis of the sample 4 and the action line of force is difficult to ensure, and the measurement result is inaccurate.

Accordingly, there is a need for an arcuate tensile specimen positioning device and a tensile apparatus that address the above-described problems.

Disclosure of Invention

The utility model aims to provide an arc-shaped tensile sample positioning device and an arc-shaped tensile sample positioning device, wherein the positioning device does not deform when the clamping end of a sample deforms, so that the accuracy of a measurement result can be ensured.

To achieve the purpose, the utility model adopts the following technical scheme:

arc tensile specimen positioner includes:

the fixing section is used for being connected with the upper end of the flat tongs and located at the jaw of the flat tongs, and the fixing section extends along the first horizontal direction;

the positioning section is arranged at intervals with the fixed section and extends along the second horizontal direction, and the positioning section is used for positioning the stretching section of the sample;

the connecting section, the one end of connecting section with the fixed section is connected, the other end of connecting section with the location section is connected.

Further, the fixing section and the connecting section are arranged in an L shape.

Further, the positioning section and the connecting section are of an integrated structure.

Further, a connecting hole is formed in the fixing section, and a fastener penetrates through the connecting hole to be connected with the flat tongs.

Further, the connecting hole is a strip hole, and the connecting hole extends along the first horizontal direction.

Stretching apparatus comprising an arcuate stretch specimen positioning device as described above.

The utility model has the beneficial effects that:

the utility model provides an arc tensile sample positioning device which consists of a fixing section, a positioning section and a connecting section, wherein the fixing section extends along a first horizontal direction, the fixing section is connected with the upper end of a flat tongs, the positioning section extends along a second horizontal direction and is used for positioning a tensile section of a sample, and the fixing section is connected with the positioning section through the connecting section. Through the arrangement, the positioning section directly positions the stretching section of the sample, deformation of the clamping end of the sample does not lead to deformation of the positioning section in the process of clamping the sample, effective positioning of the sample is ensured, coincidence of the axis of the sample and the action line of force can be ensured, and accuracy of a measurement result is ensured.

The stretching equipment provided by the utility model comprises the arc-shaped stretching sample positioning device, wherein the positioning device does not deform when the sample clamping end deforms, so that the accuracy of a measurement result can be ensured.

Drawings

FIG. 1 is a schematic illustration of a prior art sample;

FIG. 2 is a schematic view of an arcuate tensile specimen positioning device of the present utility model.

In the figure:

1. a fixed section; 11. a connection hole; 2. a positioning section; 3. a connection section; 4. a sample; 41. a stretching section; 42. and a clamping end.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and the embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the drawings related to the present utility model are shown.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixed or removable, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

When the arc tensile test is performed on the arc tensile test sample by using the tensile equipment, in order to ensure that the positioning device does not deform while the clamping end of the test sample deforms, the accuracy of a measurement result can be ensured, and as shown in fig. 2, the utility model provides the arc tensile test sample positioning device. The arc tensile sample positioning device comprises a fixing section 1, a connecting section 3 and a positioning section 2.

The fixed section 1 is used for being connected with the upper end of the flat tongs, the fixed section 1 is positioned at the jaw of the flat tongs, and the fixed section 1 extends along the first horizontal direction; the positioning section 2 is arranged at intervals from the fixed section 1, the positioning section 2 extends along the second horizontal direction, and the positioning section 2 is used for positioning the stretching section 41 of the sample 4; one end of the connecting section 3 is connected with the fixed section 1, and the other end of the connecting section 3 is connected with the positioning section 2. Specifically, in the present embodiment, the first horizontal direction is perpendicular to the second horizontal direction.

Through the arrangement, the positioning section 2 is used for directly positioning the stretching section 41 of the sample 4, the deformation of the clamping end 42 of the sample 4 cannot lead to the deformation of the positioning section 2 in the process of clamping the sample 4, so that the effective positioning of the sample 4 is ensured, the coincidence of the axis of the sample 4 and the action line of force can be ensured, and the accuracy of a measurement result is ensured.

Further, the fixing section 1 and the connecting section 3 are arranged in an L shape. Specifically, the connecting section 3 is welded with the fixing section 1. Through the above arrangement, the connection of the connecting section 3 and the fixed section 1 is facilitated, and the strength of connection can be ensured.

Further, the positioning section 2 and the connecting section 3 are of an integrated structure. The positioning section 2 and the connecting section 3 adopt an integrated structure, so that the manufacturing is convenient, and the connection stability of the positioning section 2 and the connecting section 3 can be ensured.

Further, the fixing section 1 is provided with a connecting hole 11, and a fastener passes through the connecting hole 11 to be connected with the flat tongs. Specifically, the fastener adopts the bolt, has seted up the locating hole on flat tongs, and the locating hole is the screw hole, and the locating hole sets up with connecting hole 11 relatively, and the fastener passes connecting hole 11 and locating hole threaded connection. By the mode, the arc tensile sample positioning device is convenient to install and detach on the flat tongs.

Further, the connection hole 11 is a long hole, and the connection hole 11 extends along the first horizontal direction. By adopting the strip holes, when the arc tensile sample positioning device is installed on the flat tongs, the position of the arc tensile sample positioning device on the flat tongs is convenient to adjust. In order to improve the stability of connection, a plurality of positioning holes are formed in the flat tongs at intervals, a plurality of fasteners are arranged in one-to-one correspondence with the plurality of positioning holes, and the plurality of fasteners penetrate through the connecting holes 11 to be connected with the positioning holes.

The embodiment also provides a stretching device, which comprises the arc-shaped stretching sample positioning device, wherein the positioning section 2 of the arc-shaped stretching sample positioning device directly positions the stretching section 41 of the sample 4, and the deformation of the clamping end 42 of the sample 4 does not lead to the deformation of the positioning section 2 in the process of clamping the sample 4, so that the effective positioning of the sample 4 is ensured, the coincidence of the axis of the sample 4 and the acting line of force can be ensured, and the accuracy of a measuring result is ensured.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. Arc tensile specimen positioner, its characterized in that includes:

the fixing section (1) is used for being connected with the upper end of the flat tongs and located at the jaw of the flat tongs, and the fixing section (1) extends along a first horizontal direction;

the positioning section (2) is arranged at intervals with the fixing section (1), the positioning section (2) extends along a second horizontal direction, and the positioning section (2) is used for positioning a stretching section (41) of the sample (4);

the connecting section (3), the one end of connecting section (3) with fixed section (1) is connected, the other end of connecting section (3) with location section (2) is connected.

2. The arc tensile specimen positioning device according to claim 1, characterized in that the fixing section (1) and the connecting section (3) are arranged in an L-shape.

3. The arc tensile specimen positioning device according to claim 1, characterized in that the positioning section (2) and the connecting section (3) are of an integrated structure.

4. The arc tensile specimen positioning device according to claim 1, wherein the fixing section (1) is provided with a connecting hole (11), and a fastener passes through the connecting hole (11) to be connected with the flat tongs.

5. The arc shaped tensile specimen positioning device according to claim 4, wherein the connection hole (11) is an elongated hole, and the connection hole (11) extends in the first horizontal direction.

6. Stretching apparatus comprising an arcuate stretching specimen positioning device according to any one of claims 1-5.