CN219870669U

CN219870669U - Clamp mechanism

Info

Publication number: CN219870669U
Application number: CN202320541375.3U
Authority: CN
Inventors: 李玄烨; 张辉
Original assignee: Eve Energy Co Ltd
Current assignee: Eve Energy Co Ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-10-20
Anticipated expiration: 2033-03-17

Abstract

The utility model discloses a fixture mechanism, which comprises a fixture assembly, a connecting assembly and a limiting assembly, wherein the fixture assembly is used for installing a stretching fixture or a compression fixture; limiting component includes limit stop and mounting, and the mounting wears to locate limit stop to can dismantle with the frock subassembly and be connected, limit stop is used for fixed tensile anchor clamps or compression anchor clamps in the horizontal direction, so, frock subassembly can be fixed tensile anchor clamps or compression anchor clamps in vertical and horizontal direction, when stretching or compressed step change, need not to change frock subassembly, only change tensile anchor clamps or compression anchor clamps can, greatly simplified change the flow, save time and manpower, and then improve test efficiency.

Description

Clamp mechanism

Technical Field

The utility model relates to the technical field of tensile machines, in particular to a clamp mechanism.

Background

The tensile testing machine is also called a universal material testing machine. The universal testing machine is used for mechanical stress application for mechanical property tests of various materials such as static load, stretching, compression, bending, shearing, tearing and stripping of instruments and equipment, is suitable for various physical and mechanical property tests of materials such as plastic plates, pipes, profiles, plastic films, rubber, wires, cables, steel, glass fibers and the like, is developed as a material, is an indispensable detection device for physical property tests, teaching researches, quality control and the like, and is an important factor for whether the test can be successfully carried out and the accuracy of test results because a tensile machine clamp is used as an important component of the instrument and different materials need different clamps.

The existing wedge-shaped clamp is used for stretching or compressing, the fixing area of the wedge-shaped clamp can only limit unidirectional movement, namely, only one step of stretching or compressing can be performed, after the stretching test is performed, the tool assembly is required to be replaced for the compression test, or after the compression test is performed, the tool assembly is required to be replaced for the stretching test, the replacement of the clamp is complex, time and labor are wasted, and the test efficiency is greatly reduced.

Disclosure of Invention

In order to overcome at least one of the above-described drawbacks of the prior art, the present utility model provides a dual-purpose clamp mechanism that is capable of accommodating both tension and compression.

The utility model adopts the technical proposal for solving the problems that:

a clamp mechanism comprising:

the tool assembly is used for installing a stretching clamp or a compression clamp;

the connecting assembly comprises a first connecting part and a second connecting part, the first connecting part is used for connecting a tension machine, and the second connecting part penetrates through the tool assembly and is used for connecting the stretching clamp or the compression clamp so as to fix the stretching clamp or the compression clamp in the vertical direction;

the limiting assembly comprises a limiting stop and a fixing piece, wherein the fixing piece penetrates through the limiting stop and is detachably connected with the tool assembly, and the limiting stop is used for fixing the stretching clamp or the compression clamp in the horizontal direction.

Through so setting up, frock subassembly can be fixed stretching clamp or compression anchor clamps in vertical and horizontal direction, when stretching or compressing the step change, need not to change frock subassembly, only change stretching clamp or compression anchor clamps can, greatly simplified change the flow, save time and manpower, and then improve test efficiency.

According to a preferred embodiment, the connecting assembly further comprises a clamping block, and the clamping block is fixedly connected with the second connecting part;

the stretching clamp and/or the compression clamp are/is provided with a first groove, the bottom of the first groove is provided with a second groove, the second connecting part is connected with the first groove in a clamping way, and the clamping block is connected with the second groove in a clamping way.

According to a preferred embodiment, the radial dimension of the second groove is greater than the radial dimension of the first groove;

the radial dimension of the clamping block is larger than that of the second connecting portion.

According to a preferred embodiment, the tooling assembly comprises a first yielding portion for accommodating the stretching clamp and a second yielding portion for accommodating the compression clamp.

According to a preferred embodiment, the stretching clamp and the first relief are configured as a clearance fit;

the compression clamp and the second relief are configured as a clearance fit.

According to a preferred embodiment, the fixture assembly is provided with a fixing groove, the fixing groove is used for positioning the limiting assembly, and the limiting assembly is detachably connected to the fixing groove.

According to a preferred embodiment, the connecting assembly further comprises an abutting part, and the abutting part is fixedly connected with the tool assembly;

the second connecting portion and the abutting portion are integrally formed or are arranged in a split mode, and when the second connecting portion and the abutting portion are arranged in a split mode, the second connecting portion is fixedly connected to the tool assembly.

According to a preferred embodiment, the connection assembly and the tool assembly are configured for threaded connection.

According to a preferred embodiment, the coupling assembly further comprises handles arranged in pairs for increasing the torque.

In summary, the clamp mechanism provided by the utility model has at least the following technical effects:

the fixture mechanism provided by the embodiment comprises a fixture assembly, a connecting assembly and a limiting assembly, wherein the fixture assembly is used for installing a stretching fixture or a compression fixture, the connecting assembly comprises a first connecting part and a second connecting part, the first connecting part is used for connecting a tension machine, and the second connecting part penetrates through the fixture assembly and is used for connecting the stretching fixture or the compression fixture so as to fix the stretching fixture or the compression fixture in the vertical direction; limiting component includes limit stop and mounting, and the mounting wears to locate limit stop to can dismantle with the frock subassembly and be connected, limit stop is used for fixed tensile anchor clamps or compression anchor clamps in the horizontal direction, so, frock subassembly can be fixed tensile anchor clamps or compression anchor clamps in vertical and horizontal direction, when stretching or compressed step change, need not to change frock subassembly, only change tensile anchor clamps or compression anchor clamps can, greatly simplified change the flow, save time and manpower, and then improve test efficiency.

Drawings

FIG. 1 is a schematic perspective view of a fixture mechanism with a tensile fixture according to an embodiment of the present utility model;

FIG. 2 is a schematic view showing an exploded structure of a clamp mechanism with a tension clamp according to an embodiment of the present utility model;

FIG. 3 is a plan view of the clamp mechanism without the clamp installed in accordance with an embodiment of the present utility model;

FIG. 4 is a schematic perspective view of a drawing fixture according to an embodiment of the present utility model;

fig. 5 is a schematic perspective view of a clamp mechanism with a compression clamp according to an embodiment of the present utility model.

Wherein the reference numerals have the following meanings:

1-a connecting assembly, 11-a first connecting part, 12-an abutting part, 13-a second connecting part and 14-a clamping block;

2-a tool assembly, 21-a first abdication part, 22-a second abdication part and 23-a fixed groove;

3-stretching clamp, 31-first groove, 32-second groove;

4-limit components, 41-limit stops and 42-fixing pieces;

5-compression clamp

6-handle.

Detailed Description

For a better understanding and implementation, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model.

In the description of the present utility model, it should be noted that, if the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are referred to, the positional relationship is based on the positional relationship shown in the drawings, it is merely for convenience of describing the present utility model and simplifying the description, and it does not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance unless explicitly specified or limited otherwise; the term "plurality" refers to two or more than two; the term "and/or" includes any and all combinations of one or more of the associated listed items. In particular, references to "the/the" object or "an" object are likewise intended to mean one of a possible plurality of such objects.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; the terms "comprising" and "having" and any variations thereof in the description of the utility model and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion.

Further, in the description of the present utility model, it should be understood that the terms "upper", "lower", "inner", "outer", and the like are described with reference to the angle shown in the drawings, and should not be construed as limiting the specific embodiments. It will also be understood that in the context of an element or feature being connected to another element(s) "upper," "lower," or "inner," "outer," it can be directly connected to the other element(s) "upper," "lower," or "inner," "outer," or indirectly connected to the other element(s) "upper," "lower," or "inner," "outer" via intervening elements.

Referring to fig. 1 and 2, the utility model discloses a clamp mechanism, which comprises a tool assembly 2, a connecting assembly 1, a limiting assembly 4 and a clamp, wherein the clamp comprises a stretching clamp 3 and a compression clamp 5, and when the clamp mechanism in the embodiment is in a working state, only one of the clamping mechanism and the compression clamp is fixed in the tool assembly 2; the tool assembly 2 is used for installing the stretching clamp 3 or the compression clamp 5, the connecting assembly 1 is connected to the tool assembly 2, and the limiting assembly 4 is detachably connected to the tool assembly 2 and used for positioning the clamp.

Specifically, the connecting assembly 1 comprises a first connecting part 11 and a second connecting part 13, wherein the first connecting part 11 is used for connecting a tension machine, and the second connecting part 13 penetrates through the tool assembly 2 and is used for connecting the stretching clamp 3 or the compression clamp 5 so as to fix the stretching clamp 3 or the compression clamp 5 in the vertical direction; the limiting component 4 comprises a limiting stop 41 and a fixing piece 42, the fixing piece 42 is arranged on the limiting stop 41 in a penetrating mode and is detachably connected with the tool component 2, the limiting stop 41 is used for fixing the stretching clamp 3 or the compression clamp 5 in the horizontal direction, the tool component 2 can be fixed on the stretching clamp 3 or the compression clamp 5 in the vertical and horizontal directions, when the stretching or compression process changes, the tool component 2 is not required to be replaced, only the stretching clamp 3 or the compression clamp 5 is replaced, the replacement process is greatly simplified, time and labor are saved, and the test efficiency is further improved.

Further, referring to fig. 1-3 together, the tooling assembly 2 includes a first abdicating portion 21 and a second abdicating portion 22, the first abdicating portion 21 is used for accommodating the stretching clamp 3, the second abdicating portion 22 is used for accommodating the compression clamp 5, the stretching clamp 3 and the first abdicating portion 21 are configured to be in clearance fit, and the compression clamp 5 and the second abdicating portion 22 are configured to be in clearance fit; the fixture assembly 2 is further provided with a fixing groove 23, the fixing groove 23 is used for positioning the limiting assembly 4, the limiting assembly 4 is detachably connected to the fixing groove 23, it can be understood that the fixing groove 23 can be arranged at any position on the fixture assembly 2 for abutting against a clamp, in this embodiment, referring to fig. 3, the fixing groove 23 is configured at the intermediate transition portion of the first abdicating portion 21 and the second abdicating portion 22 so as to abut against the middle portion of the stretching clamp 3 or the compression clamp 5, and of course, the fixing groove can also be moved up and down, and such a transformation falls within the protection scope of the present utility model.

Specifically, the connection assembly 1 further includes an abutment portion 12, where the abutment portion 12 is fixedly connected with the tooling assembly 2, so as to ensure that when one end of the connection assembly 1 is connected with the tensile machine, the action of the tooling assembly 2 is consistent with that of the tensile machine, it can be understood that the abutment portion 12 may be further configured to be in threaded connection with the tooling assembly 2, and preferably, referring to fig. 3, a pair of handles 6 are provided on the abutment portion 12, so as to increase torque, so as to facilitate screwing the connection assembly 1 into the tooling assembly 2; the second connecting portion 13 and the abutting portion 12 may be configured to be integrally formed or separately configured, and when the second connecting portion 13 and the abutting portion 12 are separately configured, the second connecting portion 13 is fixedly connected to the tooling assembly 2, for fixing the stretching fixture 3 or the compression fixture 5 in the vertical direction.

Further, referring to fig. 4, the stretching clamp 3 is provided with a first groove 31, a second groove 32 is provided at the bottom of the first groove 31, the connecting assembly 1 further includes a clamping block 14, the clamping block 14 is fixedly connected to the second connecting portion 13, the second connecting portion 13 is in clamping connection with the first groove 31, and the clamping block 14 is in clamping connection with the second groove 32; the radial dimension of the second groove 32 is larger than that of the first groove 31, and the radial dimension of the clamping block 14 is larger than that of the second connecting portion 13, so that the stretching clamp 3 can be prevented from being disconnected from the connecting assembly 1 when the tensile force of the tensile machine is excessive.

It can be understood that, similar to the stretching clamp 3, the compression clamp 5 is also provided with a first groove 31 and a second groove 32 for snap-connecting with the connecting component 1, which are not described herein, when the compression clamp 5 is mounted on the tool component 2 in the present embodiment, please refer to fig. 5, the second abdicating portion 22 is used for accommodating the compression clamp 5, and the compression clamp 5 and the second abdicating portion 22 are configured as a clearance fit.

In summary, the fixture mechanism provided in this embodiment includes a fixture assembly 2, a connection assembly 1 and a limiting assembly 4, where the fixture assembly 2 is used to mount a stretching fixture 3 or a compression fixture 5, the connection assembly 1 includes a first connection portion 11 and a second connection portion 13, the first connection portion 11 is used to connect to a tensile machine, and the second connection portion 13 penetrates through the fixture assembly 2 and is used to connect to the stretching fixture 3 or the compression fixture 5 so as to fix the stretching fixture 3 or the compression fixture 5 in a vertical direction; limiting component 4 includes limit stop 41 and mounting 42, and limit stop 41 is worn to locate by mounting 42 to can dismantle with frock component 2 and be connected, limit stop 41 is used for fixed stretching jig 3 or compression anchor clamps 5 in the horizontal direction, so, frock component 2 can be fixed stretching jig 3 or compression anchor clamps 5 in vertical and horizontal direction, when carrying out stretching or compressed step change, need not to change frock component 2, only change stretching jig 3 or compression anchor clamps 5 can, greatly simplified the change flow, save time and manpower, and then improve test efficiency.

The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features. It should be noted that modifications and adaptations to the utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. A clamp mechanism, comprising:

the tool assembly (2), the tool assembly (2) is used for installing a stretching clamp (3) or a compression clamp (5);

the connecting assembly (1), the connecting assembly (1) comprises a first connecting part (11) and a second connecting part (13), the first connecting part (11) is used for connecting a tension machine, the second connecting part (13) penetrates through the tool assembly (2) and is used for connecting the stretching clamp (3) or the compression clamp (5) so as to fix the stretching clamp (3) or the compression clamp (5) in the vertical direction;

limiting component (4), limiting component (4) include limit stop (41) and mounting (42), mounting (42) wear to locate limit stop (41), and with frock subassembly (2) can dismantle the connection, limit stop (41) are used for fixed in the horizontal direction tensile anchor clamps (3) or compression anchor clamps (5).

2. A clamp mechanism according to claim 1, wherein: the connecting assembly (1) further comprises a clamping block (14), and the clamping block (14) is fixedly connected with the second connecting part (13);

the stretching clamp (3) and/or the compression clamp (5) are/is provided with a first groove (31), the bottom of the first groove (31) is provided with a second groove (32), the second connecting part (13) is connected with the first groove (31) in a clamping way, and the clamping block (14) is connected with the second groove (32) in a clamping way.

3. A clamp mechanism according to claim 2, wherein: the radial dimension of the second groove (32) is greater than the radial dimension of the first groove (31);

the radial dimension of the clamping block (14) is larger than the radial dimension of the second connecting part (13).

4. A clamp mechanism according to claim 1, wherein: the tool assembly (2) comprises a first abdicating part (21) and a second abdicating part (22), the first abdicating part (21) is used for accommodating the stretching clamp (3), and the second abdicating part (22) is used for accommodating the compression clamp (5).

5. A clamp mechanism according to claim 4, wherein: -the stretching clamp (3) and the first relief (21) are configured as a clearance fit;

the compression clamp (5) and the second relief (22) are configured as a clearance fit.

6. A clamp mechanism according to any one of claims 1-5, wherein: the fixture assembly (2) is provided with a fixing groove (23), the fixing groove (23) is used for positioning the limiting assembly (4), and the limiting assembly (4) is detachably connected with the fixing groove (23).

7. A clamp mechanism according to any one of claims 1-5, wherein: the connecting assembly (1) further comprises an abutting part (12), and the abutting part (12) is fixedly connected with the tool assembly (2);

the second connecting portion (13) and the abutting portion (12) are integrally formed or are arranged in a split mode, and when the second connecting portion (13) and the abutting portion (12) are arranged in a split mode, the second connecting portion (13) is fixedly connected to the tool assembly (2).

8. A clamp mechanism according to any one of claims 1-5, wherein: the connecting assembly (1) and the tool assembly (2) are configured to be in threaded connection.

9. A clamp mechanism according to any one of claims 1-5, wherein: the connecting assembly (1) further comprises handles (6), and the handles (6) are arranged in pairs.