WO2022109830A1

WO2022109830A1 - Clamp device for measuring interfacial properties of composite material

Info

Publication number: WO2022109830A1
Application number: PCT/CN2020/131327
Authority: WO
Inventors: 杨海华
Original assignee: 苏州昇特智能科技有限公司
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2022-06-02
Also published as: CN115280129A; DE212020000369U1

Abstract

A clamp device for measuring interfacial properties of a composite material. The clamp device comprises: a cutter base, a cutter fixing seat, two cutter sliding blocks, a clamp fastening nut, a clamp sliding rail, a clamp base, a clamp upper sliding cover, a clamp lower seat and two blade cover plates, wherein the cutter fixing seat is arranged at an end portion of the cutter base; a sliding rail is arranged in the cutter fixing seat; the two cutter sliding blocks are slidably arranged at two ends of the sliding rail; a right-handed and left-handed screw rod is arranged on the cutter fixing seat; the cutter sliding blocks are connected to the blade cover plates; blades are mounted on the blade cover plates; the clamp upper sliding cover and the clamp lower seat are arranged at the end of the clamp base that faces the cutter fixing seat; an end portion of the clamp base is connected to the middle of the clamp sliding rail; the clamp upper sliding cover and the clamp lower seat are slidably arranged at the upper and lower ends of the clamp sliding rail, respectively; and the clamp upper sliding cover and the clamp lower seat are locked by means of the clamp fastening nut. In the present utility model, the distance between cutters can be precisely adjusted, and a held clamp uses a sliding cover design, such that a sample can be conveniently placed.

Description

A fixture device for measuring interface properties of composite materials

technical field

The utility model relates to the field of clamps, in particular to a clamp device for measuring interface properties of composite materials.

Background technique

The test of the interface properties of fiber and resin composites plays an important role in guiding the research and development of composite materials. The existing test methods use large fixtures and poor sample installation.

Therefore, there is a need to design a jig that is simpler and easier to operate.

Utility model content

(1) Purpose of utility model

In order to solve the technical problems existing in the background art, the utility model proposes a fixture device for measuring the interface performance of composite materials, which can precisely adjust the distance of the cutter, and the holding fixture adopts a sliding cover design, which is convenient for placing the sample.

(2) Technical solutions

In order to solve the above problems, the utility model proposes a fixture device for measuring the interface performance of composite materials, which includes a tool base, a tool holder, two sets of tool sliders, a fixture tightening nut, a fixture slide rail, a fixture base, a fixture. Upper sliding cover, clamp lower seat and two blade covers;

The tool holder is arranged at the end of the tool base; the tool holder is in the shape of a "匚" with an opening facing the fixture base;

Slide rails are arranged inside the tool holder; two sets of tool slides are slidably arranged at both ends of the slide rails; the tool holder is provided with positive and negative screw rods for adjusting the two sets of tool slides to move in the directions of moving away from each other and approaching each other at the same time ;

The tool slider is connected to the blade cover, and the blade cover is located at the opening of the tool holder; the blade cover is installed with the blade;

The upper slide cover of the fixture and the lower seat of the fixture are arranged at the end of the fixture base facing the tool fixing seat;

The end of the fixture base is connected to the middle of the fixture slide rail; the fixture upper slide cover and the fixture lower seat are respectively slidably arranged on the upper and lower ends of the fixture slide rail; the fixture upper slide cover and the fixture lower seat are locked by the fixture tightening nut.

Preferably, two sets of tool slides are provided with threaded holes, both ends of the positive and negative screw rods respectively pass through the threaded holes of the two sets of tool slides, and both ends of the positive and negative screw rods protrude from the outside of the tool holder.

Preferably, the tool base and the tool holder are connected by bolts.

Preferably, the clamping working surface of the upper sliding cover of the fixture facing the lower seat of the fixture is stepped; the clamping working surface of the lower fixture of the fixture facing the upper sliding cover of the fixture is stepped, and the working surfaces of the sliding cover of the fixture and the lower seat of the fixture cooperate with each other clamped.

The utility model can precisely adjust the distance of the cutter, and the holding fixture adopts a sliding cover design, which is convenient for placing the sample.

Description of drawings

FIG. 1 is a schematic structural diagram of a fixture device for measuring the interface properties of composite materials proposed by the present invention.

FIG. 2 is a schematic structural diagram of a tool holder in a fixture device for measuring interface properties of composite materials proposed by the present invention.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clear, the present utility model will be further described in detail below in conjunction with the specific embodiments and with reference to the accompanying drawings. It should be understood that these descriptions are exemplary only, and are not intended to limit the scope of the present invention. Also, in the following description, descriptions of well-known structures and techniques are omitted to avoid unnecessarily obscuring the concepts of the present invention.

As shown in Figures 1-2, a fixture device for measuring the interface properties of composite materials proposed by the present utility model includes a tool base 1, a tool holder 2, two sets of tool slide blocks 3, a fixture tightening nut 6, a fixture Slide rail 7, fixture base 8, fixture upper slide cover 9, fixture lower seat 10 and two blade covers 12;

The tool holder 2 is arranged at the end of the tool base 1; the tool holder 2 is in the shape of a "crawl" with an opening facing the fixture base 8;

A slide rail 5 is arranged inside the tool holder 2; two sets of tool slide blocks 3 are slidably arranged on both ends of the slide rail 5; the tool holder 2 is provided with two sets of tool slide blocks 3 for adjusting the two sets of tool slide blocks 3 in the direction of moving away from each other and approaching each other at the same time. Moving positive and negative screw 4;

The tool slider 3 is connected to the blade cover 12, and the blade cover 12 is located at the opening of the tool holder 2; the blade 11 is installed on the blade cover 12;

The upper slide cover 9 of the clamp and the lower seat 10 of the clamp are arranged on the end of the clamp base 8 facing the tool holder 2;

The end of the fixture base 8 is connected to the middle of the fixture slide rail 7; the fixture upper slide cover 9 and the fixture lower seat 10 are respectively slidably arranged on the upper and lower ends of the fixture slide rail 7; the fixture upper slide cover 9 and the fixture lower seat 10 pass through the fixture Tighten the nut 6.

In the present invention, the measurement steps are as follows:

Step 1: Loosen the fixture fastening nut 6, then slide the upper slide cover 9 of the fixture to the inside through the fixture slide rail 7, and place one end of the sample between the upper slide cover 9 of the fixture and the lower seat 10 of the fixture;

The second step: reset the upper sliding cover 9 of the fixture, and tighten the clamping nut 6 to clamp one end of the sample between the upper sliding cover 9 of the fixture and the lower seat 10 of the fixture;

The third step: adjust the distance between the two blades 11 by the positive and negative screw 4, after adjusting to the appropriate position, place the other end of the sample between the two blades 11; adjust the positive and negative screw 4 to two a blade 11 inserts or clamps the sample;

Step 4: Connect the tool base 1 and the fixture base 8 to the external force sensor and the sliding platform respectively, and measure the performance of the sample through the motion of the sliding platform and the force sensor.

In an optional embodiment, two sets of tool slides 3 are provided with threaded holes, both ends of the positive and negative screw 4 pass through the threaded holes of the two sets of tool slides 3 respectively, and both ends of the positive and negative screw 4 extend Out of the tool holder 2; easy to use, easy to operate and adjust the equipment.

In an optional embodiment, the tool base 1 and the tool fixing seat 2 are connected by bolts, which is convenient for installation and disassembly.

In an optional embodiment, the clamping working surface of the upper clamp cover 9 toward the lower clamp base 10 is stepped; The working surfaces of the cover 9 and the lower seat 10 of the clamp cooperate with each other to clamp, so as to ensure the best clamping effect on the sample.

It should be understood that, the above-mentioned specific embodiments of the present invention are only used to illustrate or explain the principles of the present invention, but not to limit the present invention. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present invention should be included within the protection scope of the present invention. Furthermore, the appended claims of this invention are intended to cover all changes and modifications that fall within the scope and boundaries of the appended claims, or the equivalents of such scope and boundaries.

Claims

A fixture device for measuring interface properties of composite materials, characterized in that it comprises a tool base (1), a tool holder (2), two sets of tool sliders (3), a fixture tightening nut (6), a fixture slide rail (7), fixture base (8), fixture upper slide cover (9), fixture lower seat (10) and two blade cover plates (12);

The tool holder (2) is arranged at the end of the tool base (1); the tool holder (2) is in the shape of a "tuck" with an opening facing the fixture base (8);

Slide rails (5) are arranged inside the tool holder (2); two sets of tool slide blocks (3) are slidably arranged on both ends of the slide rails (5); the tool holder (2) is provided with two sets of tool slide blocks for adjusting the two sets of tool slides. (3) Positive and negative screw screws (4) that move in the direction away from each other and in the direction of approaching each other at the same time;

The tool slider (3) is connected to the blade cover (12), and the blade cover (12) is located at the opening of the tool holder (2); the blade (11) is installed on the blade cover (12);

The upper slide cover (9) of the fixture and the lower seat (10) of the fixture are arranged on the end of the fixture base (8) facing the tool fixing seat (2);

The end of the fixture base (8) is connected to the middle of the fixture slide rail (7); the fixture upper slide cover (9) and the fixture lower seat (10) are respectively slidably arranged on the upper and lower ends of the fixture slide rail (7); The sliding cover (9) and the fixture lower seat (10) are locked by the fixture tightening nut (6).
The fixture device for measuring the interface properties of composite materials according to claim 1, characterized in that the two sets of tool sliders (3) are provided with threaded holes, and the two ends of the positive and negative screw screws (4) pass through the two sets respectively. The threaded hole of the tool slide (3), and the two ends of the positive and negative thread screw (4) protrude from the outside of the tool holder (2).
The fixture device for measuring the interface properties of composite materials according to claim 1, characterized in that the tool base (1) and the tool holder (2) are connected by bolts.
The fixture device for measuring interface properties of composite materials according to claim 1, characterized in that the clamping working surface of the upper slide cover (9) of the fixture toward the lower fixture seat (10) is stepped; the fixture lower seat (10) ) The clamping working surface facing the upper slide cover (9) of the clamp is stepped, and the working surfaces of the upper slide cover (9) of the clamp and the lower seat (10) of the clamp cooperate with each other to clamp.