CN218629248U

CN218629248U - Tensile test fixture

Info

Publication number: CN218629248U
Application number: CN202222338163.3U
Authority: CN
Inventors: 罗国平; 邓跃
Original assignee: Shenzhen Aixianggao Automation Equipment Co ltd
Current assignee: Shenzhen Aixianggao Automation Equipment Co ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2023-03-14
Anticipated expiration: 2032-09-02

Abstract

The utility model discloses a tensile test anchor clamps, including tensiometer mechanism and centre gripping frame, T type groove has been seted up to the interior back lateral wall of centre gripping frame, and the interior diapire in T type groove is rotated through the bearing and is connected with two-way screw thread post, and the surperficial threaded connection of two-way screw thread post has two sliding blocks, and the positive fixed mounting of sliding block has the cylinder, and the inner wall sliding connection of centre gripping frame has two splint, and the circular slot has been seted up at the back of splint, and the cylindrical surface is rotated with the inner wall of circular slot and is connected, and the ladder groove has been seted up in the cylindrical front. This tensile test anchor clamps through setting up square post, makes square post shift out square groove, can remove the restriction of square post to splint, and then rotates two splint, makes the one side that two splint are close to each other convert the one side that sets up dentate bulge or rubber cushion, and then the shape of this anchor clamps exposed core of quick adjustment, and the anchor clamps of exposed core are dismantled and change to the tradition relatively, and the mode that this anchor clamps transform the exposed core is more convenient.

Description

Tensile test fixture

Technical Field

The utility model relates to an anchor clamps technical field specifically is a tensile test anchor clamps.

Background

The tensile test is carried out on nonmetal and metal strip objects, whether a test object meets the strength standard or not can be measured, a clamp is an indispensable part in the application of the tensile test, the tensile test judges whether a material (or a finished product) is qualified or not and reaches a preset performance index or not through a clamp holding sample (or a product), if no available clamp is available, whether the product is qualified or not cannot be judged, the clamp is a part of a tensile testing machine which changes frequently according to the change of a material sample, different materials need different clamps, and the clamp is an important factor for judging whether the test can be carried out smoothly and the accuracy of a test result is high or low.

When the existing tensile test fixture faces a solid test object and a soft test object respectively, the clamping end with the bulge is suitable for clamping the soft object but not suitable for clamping the solid, the clamping end with the soft cushion is suitable for clamping the solid but not suitable for clamping the soft object, and people need to frequently disassemble and replace clamping ends to clamp different types of test objects respectively, so that the tensile test fixture is very complicated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tensile test anchor clamps to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a tensile test anchor clamps, including tensiometer mechanism and centre gripping frame, T type groove has been seted up to the interior back lateral wall of centre gripping frame, the interior diapire in T type groove is rotated through the bearing and is connected with two-way screw thread post, the surperficial threaded connection of two-way screw thread post has two sliding blocks, the positive fixed mounting of sliding block has the cylinder, the inner wall sliding connection of centre gripping frame has two splint, the circular slot has been seted up at the back of splint, the cylindrical surface is rotated with the inner wall of circular slot and is connected, the ladder groove has been seted up in the cylindrical front, the inner wall fixed mounting in ladder groove has the extension spring, the front end fixed mounting of extension spring has the spliced pole, the front end fixed mounting of spliced pole has square post, square groove has been seted up in the front of splint, the surface of square post and the inner wall sliding connection in square groove.

Preferably, two the one side that splint are close to each other all is provided with a plurality of dentate archs, and the one side that two splint kept away from each other all inlays and is equipped with the rubber cushion.

Preferably, the surface of two-way screw thread post is provided with forward screw thread and reverse screw thread respectively, and the surface of sliding block and the inner wall sliding connection in T type groove.

Preferably, the tensiometer mechanism comprises a gauge head and a testing end, the left end of the testing end is fixedly connected with the right side face of the clamping frame, and a holding ring is fixedly mounted on the right side face of the gauge head.

Preferably, a T-shaped handle is fixedly installed on the front face of the square column.

Preferably, a telescopic cylinder is fixedly mounted on the left side face of the gauge head, a stabilizing column is connected to the inner wall of the telescopic cylinder in a sliding mode, and the left end of the stabilizing column is fixedly connected with the right side face of the clamping frame.

Advantageous effects

The utility model provides a tensile test anchor clamps possesses following beneficial effect:

1. this tensile test anchor clamps, through setting up square post, when carrying out the tensile test to hard test article and software test article respectively, rely on two square posts of T type handle pulling to the place ahead, make square post shift out square groove, can remove the restriction of square post to splint, and then rotate two splint, the one side that makes two splint be close to each other is converted into the one side that sets up the protruding or rubber cushion of cusp, and then the shape of this anchor clamps exposed core of quick adjustment, relative tradition is dismantled and is changed the anchor clamps of exposed core, the mode that this anchor clamps alternate the exposed core is more convenient.

2. This tensile test anchor clamps, through setting up cylinder and extension spring, the extension spring can stimulate square post backward, and square post card advances the inner wall in ladder groove, and the cylinder and then restriction square post rotate, and square post and then restriction splint take place to rotate, and when making the rotation of two-way screw thread post and drive the sliding block reciprocate, two splint can keep relative parallel translation, and then guarantee the large tracts of land contact centre gripping of splint and test article.

Drawings

FIG. 1 is a schematic view of the three-dimensional structure of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a side sectional view of the clamping frame;

fig. 4 is an enlarged schematic view of a portion a in fig. 4.

In the figure: the tension meter comprises a tension meter mechanism 1, a clamping frame 2, a bidirectional threaded column 3, a sliding block 4, a cylindrical column 5, a clamping plate 6, a tension spring 7, a connecting column 8, a square column 9, a toothed protrusion 10, a rubber cushion 11, a holding ring 12, a T-shaped handle 13, a telescopic cylinder 14 and a stabilizing column 15.

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.

Example one

As shown in fig. 1-4, a tensile test fixture comprises a tension meter mechanism 1 and a clamping frame 2, wherein a T-shaped groove is formed in the inner rear side wall of the clamping frame 2, a bidirectional threaded column 3 is rotatably connected to the inner bottom wall of the T-shaped groove through a bearing, two sliding blocks 4 are connected to the surface of the bidirectional threaded column 3 through threads, a forward thread and a reverse thread are respectively arranged on the surface of the bidirectional threaded column 3, and the surface of each sliding block 4 is slidably connected with the inner wall of the T-shaped groove.

Sliding block 4's positive fixed mounting has cylinder 5, the inner wall sliding connection of centre gripping frame 2 has two splint 6, the one side that two splint 6 are close to each other all is provided with a plurality of dentate archs 10, the one side that two splint 6 kept away from each other all inlays and is equipped with rubber cushion 11, the circular slot has been seted up at the back of splint 6, the surface of cylinder 5 rotates with the inner wall of circular slot to be connected, the ladder groove has been seted up in cylinder 5's front, the inner wall fixed mounting in ladder groove has extension spring 7, the front end fixed mounting of extension spring 7 has spliced pole 8, the front end fixed mounting of spliced pole 8 has square post 9, the positive fixed mounting of square post 9 has T type handle 13, square groove has been seted up in splint 6's front, the surface of square post 9 and the inner wall sliding connection of square groove.

Through setting up square post 9, when carrying out the tensile test to hard test article and software test article respectively, rely on two square posts 9 of T type handle 13 place the place ahead pulling, make square post 9 shift out square groove, can remove the restriction of square post 9 to splint 6, and then rotate two splint 6, the one side that makes two splint 6 be close to each other is converted into the one side that sets up dentate arch 10 or rubber cushion 11, and then the shape of this anchor clamps exposed core of quick adjustment, relative tradition is dismantled and is changed the anchor clamps of exposed core, the mode that this anchor clamps transform exposed core is more convenient.

Through setting up cylinder 5 and extension spring 7, extension spring 7 can spur square post 9 backward, and square post 9 blocks into the inner wall in ladder groove, and cylinder 5 and then restriction square post 9 rotate, and square post 9 and then restriction splint 6 take place to rotate, and when making the rotation of two-way screw post 3 and drive sliding block 4 reciprocate, two splint 6 can keep relative parallel translation, and then guarantee the large tracts of land contact centre gripping of splint 6 and test article.

Example two

On the basis of the first embodiment, the second embodiment of the present application provides a tensile test fixture, as shown in fig. 1-4, the tension meter mechanism 1 includes a meter head and a test end, the left end of the test end is fixedly connected with the right side of the clamping frame 2, the right side of the meter head is fixedly mounted with a holding ring 12, the left side of the meter head is fixedly mounted with a telescopic cylinder 14, the inner wall of the telescopic cylinder 14 is slidably connected with a stabilizing column 15, and the left end of the stabilizing column 15 is fixedly connected with the right side of the clamping frame 2.

During the test, the test end of tensiometer mechanism 1 moves away from the gauge outfit to the left, and the gauge outfit can show pulling force numerical value, and two stabilize the inner wall that post 15 can roll off telescopic cylinder 14 left, stabilize the setting of post 15 and telescopic cylinder 14, has strengthened the relation of connection between tensiometer mechanism 1 and the centre gripping frame 2, avoids the phenomenon emergence that results in test end and centre gripping frame 2 separation with too violent power.

The working principle is as follows: use the device respectively when carrying out the tensile test to hard test article and software test article, rely on two square post 9 of T type handle 13 preceding pulling, make square post 9 shift out square groove, can remove the restriction of square post 9 to splint 6, and then rotate two splint 6, the one side that makes two splint 6 be close to each other is converted into the one side that sets up the protruding 10 of cusp or rubber cushion 11, and then the shape of this anchor clamps exposed core of quick adjustment, relative tradition dismantles and changes the anchor clamps of exposed core, the mode that this anchor clamps alternate the exposed core is more convenient, then put into the inner wall of centre gripping frame 2 with the test article, rotate two-way screw thread post 3, even a sliding block 4 is close to each other and removes, and then utilize two splint 6 to carry out the centre gripping fixed to the test article, pulling tensiometer mechanism 1, can measure the tensile numerical value.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one position, or may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a tensile test anchor clamps, includes tensiometer mechanism (1) and centre gripping frame (2), its characterized in that: t type groove has been seted up to the interior back lateral wall of centre gripping frame (2), the interior diapire in T type groove is rotated through the bearing and is connected with two-way screw thread post (3), the surperficial threaded connection of two-way screw thread post (3) has two sliding blocks (4), the positive fixed mounting of sliding block (4) has cylinder (5), the inner wall sliding connection of centre gripping frame (2) has two splint (6), the circular slot has been seted up at the back of splint (6), the surface of cylinder (5) is rotated with the inner wall of circular slot and is connected, the ladder groove has been seted up in the front of cylinder (5), the inner wall fixed mounting in ladder groove has extension spring (7), the front end fixed mounting of extension spring (7) has spliced pole (8), the front end fixed mounting of spliced pole (8) has square post (9), square groove has been seted up in the front of splint (6), the surface of square post (9) and the inner wall sliding connection in square groove.

2. The tension test fixture of claim 1, wherein: two the one side that splint (6) are close to each other all is provided with a plurality of dentate archs (10), and the one side that two splint (6) kept away from each other all inlays and is equipped with rubber cushion (11).

3. The tension test fixture of claim 1, wherein: the surface of two-way screw thread post (3) is provided with forward screw thread and reverse screw thread respectively, the surface of sliding block (4) and the inner wall sliding connection in T type groove.

4. The tension test fixture of claim 1, wherein: the tension meter mechanism (1) comprises a meter head and a testing end, the left end of the testing end is fixedly connected with the right side face of the clamping frame (2), and a holding ring (12) is fixedly mounted on the right side face of the meter head.

5. The tension test fixture of claim 1, wherein: and a T-shaped handle (13) is fixedly arranged on the front surface of the square column (9).

6. The tension test fixture of claim 4, wherein: the left side face of gauge outfit fixed mounting has telescopic cylinder (14), and the inner wall sliding connection of telescopic cylinder (14) has stabilizing column (15), the left end of stabilizing column (15) and the right flank fixed connection of centre gripping frame (2).