CN219511965U

CN219511965U - Physical and chemical test device

Info

Publication number: CN219511965U
Application number: CN202223480127.7U
Authority: CN
Inventors: 李泽鑫; 舒亨; 何家保; 吴高锋; 张雪辉; 张中磊; 付裕; 王珏炜
Original assignee: Ningbo Mingfeng Inspection & Testing Research Institute Co ltd
Current assignee: Ningbo Mingfeng Inspection & Testing Research Institute Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-08-11
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a physical and chemical test device which comprises a fixed table, a hydraulic cylinder, a clamp assembly, a buffer assembly and a guide rod, wherein the fixed table is provided with a table top and vertical limbs, the two sides of the table top are provided with the vertical limbs vertical to the table top, the hydraulic cylinder and the guide rod are arranged on one side of the fixed table, the guide rod is arranged on two sides of the hydraulic cylinder, the guide rod is in sliding connection with the vertical limbs on one side of the fixed table, the clamp assembly is arranged on the other side of the fixed table, the buffer assembly is arranged on one side of the clamp assembly, the telescopic end of the hydraulic cylinder is fixedly connected with the other side of the buffer assembly, one end face of the guide rod is fixedly connected with the buffer assembly, and a plurality of clamp grooves are formed in a first connecting block and a second connecting block, so that a plurality of workpieces to be tested can be fixed in batches, and batch tests can be carried out under the condition that only the elongation or the breakage rate is required to be tested.

Description

Physical and chemical test device

Technical Field

The utility model relates to the technical field of physical and chemical tests, in particular to a physical and chemical test device.

Background

Physical and chemical tests are carried out by using a certain measuring tool or instrument by means of physical and chemical methods, wherein a tensile test is also a method for physical and chemical tests, the tensile test refers to a test method for measuring the characteristics of a material under the condition of bearing axial tensile load, and the elastic limit, elongation, elastic modulus, proportion limit, area reduction amount, tensile strength, yield point, yield strength and other tensile performance indexes of the material can be determined by using data obtained by the tensile test; traditional tensile test equipment is to the work piece clamp fixing mode troublesome poeration, and inefficiency, and can only carry out tensile operation to single work piece, and when some do not need test single intensity, only need survey under the condition of elongation or the breakage shrinkage, traditional tensile test equipment can't test in batches, consequently designs this device for solving above-mentioned problem.

Disclosure of Invention

Aiming at the defects of the existing physicochemical tests, the utility model aims to provide a physicochemical test device which has the advantages of synchronously realizing the tensile test of a plurality of groups of workpieces, along with high accuracy, high test effect and the like.

In order to achieve the above purpose, the utility model adopts a technical scheme that: the physical and chemical test device comprises a fixed table, a hydraulic cylinder, a clamp assembly, a buffer assembly and a guide rod, wherein the fixed table is provided with a table top and vertical limbs, the two sides of the table top are provided with the vertical limbs vertical to the table top, the hydraulic cylinder and the guide rod are arranged on the vertical limbs on one side of the fixed table, the guide rod is arranged on the two sides of the hydraulic cylinder, the guide rod is in sliding connection with the vertical limbs on one side of the fixed table, the clamp assembly is arranged on the vertical limbs on the other side of the fixed table, the buffer assembly is arranged on one side of the clamp assembly, the telescopic end of the hydraulic cylinder is fixedly connected with the other side of the buffer assembly, and the end face of one end of the guide rod is fixedly connected with the buffer assembly;

preferably, the buffer component comprises a rectangular frame, springs, a sliding plate and a connecting rod, wherein one end of the rectangular frame is fixedly connected with the telescopic end of the hydraulic cylinder and the guide rod, a sliding cavity is arranged in the rectangular frame, the sliding plate slides in the sliding cavity, one side of the sliding plate is provided with a plurality of connecting rods and a plurality of springs, one end of each connecting rod is fixedly connected with the sliding plate, the other end of each connecting rod extends out of the frame and is connected with the clamp component, the springs force the sliding plate to be attached to one side inner wall of the cavity, and when the hydraulic cylinder starts to shrink, the buffer component can enable the tensile force to be increased more linearly, so that the detected data error is smaller;

preferably, the fixture assembly comprises a first connecting block, a second connecting block, a first fixture rod and a second fixture rod, wherein the first connecting block and the second connecting block are in sliding connection with the table top of the fixed table, the first connecting block and the second connecting block are in the same structure and are provided with a plurality of fixture grooves, the first connecting block and the second connecting block are symmetrically arranged, one end of a connecting rod in the first connecting block and the buffer assembly is fixedly connected, the second connecting block is fixedly connected with a vertical limb of the fixed table, the first fixture rod and the second fixture rod are in the same structure and are provided with workpiece grooves, the fixture grooves in the first connecting block are used for fixing the first fixture rod, the fixture grooves in the second connecting block are used for fixing the second fixture rod, and the first fixture rod and the second fixture rod are symmetrically arranged;

further preferably, the clamp grooves in the first connecting block and the second connecting block are internal thread grooves, and the first clamp rod and the second clamp rod are screwed and fixed with the first connecting block and the second connecting block through the internal thread grooves;

further preferably, the workpiece grooves in the first clamp rod and the second clamp rod are internal thread grooves, and the internal thread grooves are used for screwing and fixing the tested workpiece;

the beneficial effects of the utility model are as follows: 1. the plurality of clamp grooves are formed in the first connecting block and the second connecting block, so that the tested workpieces can be fixed in batches when more workpieces are tested, and batch tests can be carried out under the condition that only the elongation or the breakage rate is required to be tested; 2. the fixture groove and the workpiece groove in the fixture assembly are both internally threaded, so that the disassembly and the installation of the workpiece or the fixture rod can be quickly performed, and the working efficiency can be improved in the batch test process.

Drawings

FIG. 1 is a top view of the present utility model;

FIG. 2 is a side cross-sectional view of the present utility model;

FIG. 3 is a side cross-sectional view of the clamp assembly of the present utility model;

fig. 4 is an enlarged partial view of area I of fig. 1 in accordance with the present utility model.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

It should be noted that, in the description of the present utility model, terms such as "upper," "lower," "left," "right," "inner," "outer," and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "provided," and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally 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 can be understood by those skilled in the art according to the specific circumstances.

Referring to fig. 1 to 4, an embodiment of the present utility model includes:

the physicochemical test device comprises a fixed table 1, hydraulic cylinders 2, clamp assemblies 3, buffer assemblies 4 and guide rods 5, wherein the fixed table 1 is provided with a table top 11 and vertical limbs 12, two sides of the table top 11 are provided with vertical limbs 12 perpendicular to the table top 11, the hydraulic cylinders 2 and the guide rods 5 are arranged on the vertical limbs 12 on one side of the fixed table 1, the guide rods 5 are arranged on two sides of the hydraulic cylinders 2, the guide rods 5 are in sliding connection with the vertical limbs 12 on one side of the fixed table 1, the clamp assemblies 3 are arranged on the vertical limbs 12 on the other side of the fixed table 1, one side of each clamp assembly 3 is provided with a buffer assembly 4, the telescopic ends of the hydraulic cylinders 2 are fixedly connected with the other side of the buffer assemblies 4, and one end face of each guide rod 5 is fixedly connected with the buffer assemblies 4;

the buffer assembly 4 comprises a rectangular frame 41, springs 42, a sliding plate 43 and a connecting rod 44, wherein one end of the rectangular frame 41 is fixedly connected with the telescopic end of the hydraulic cylinder 2 and the guide rod 5, a sliding cavity 411 is formed in the rectangular frame 41, the sliding plate 43 slides in the sliding cavity 411, one side of the sliding plate 43 is provided with a plurality of connecting rods 44 and a plurality of springs 42, one end of each connecting rod 44 is fixedly connected with the sliding plate 43, the other end of each connecting rod 44 extends out of the frame and is connected with the clamp assembly 3, the springs 42 force the sliding plate 43 to be attached to the inner wall of one side of the cavity, and when the hydraulic cylinder 2 starts to shrink, the buffer assembly 4 can enable the tensile force to be increased more linearly, so that the detected data error is smaller;

the clamp assembly 3 comprises a first connecting block 31, a second connecting block 32, a first clamp rod 33 and a second clamp rod 34, wherein the first connecting block 31 and the second connecting block 32 are in sliding connection with the table top 11 of the fixed table 1, the first connecting block 31 and the second connecting block 32 are in the same structure and are provided with a plurality of clamp grooves 6, the first connecting block 31 and the second connecting block 32 are symmetrically arranged, one ends of connecting rods 44 in the first connecting block 31 and the buffer assembly 4 are fixedly connected, the second connecting block 32 is fixedly connected with the vertical limb 12 of the fixed table 1, the first clamp rod 33 and the second clamp rod 34 are in the same structure and are provided with workpiece grooves 7, the clamp grooves 6 in the first connecting block 31 are used for fixing the first clamp rod 33, the clamp grooves 6 in the second connecting block 32 are used for fixing the second clamp rod 34, and the first clamp rod 33 and the second clamp rod 34 are symmetrically arranged;

the clamp grooves 6 in the first connecting block 31 and the second connecting block 32 are internal thread grooves, and the first clamp rod 33 and the second clamp rod 34 are screwed and fixed with the first connecting block 31 and the second connecting block 32 through the internal thread grooves;

the workpiece grooves 7 in the first clamp rod 33 and the second clamp rod 34 are internal thread grooves, and the internal thread grooves are used for screwing and fixing the tested workpiece;

through the arrangement, in the actual working process, the specific working principle is as follows:

when a tensile test is carried out, a measured workpiece is clamped and fixed through a first clamp rod 33 and a second clamp rod 34 in the clamp assembly 3, if a plurality of measured materials are adopted, the first clamp rod 33 and the second clamp rod 34 can be screwed into the clamp groove 6 to be fixed in sequence, the hydraulic cylinder 2 is started to shrink after the fixing, and as the second connecting block 32 of the clamp assembly 3 is fixed, the first connecting block 31 is fixedly connected with the telescopic end of the hydraulic cylinder 2 through the buffer assembly 4, the buffer assembly 4 is driven to move leftwards when the hydraulic cylinder 2 shrinks, the springs 42 are gradually compressed in the moving process of the buffer assembly 4, when the force provided by the springs 42 is larger than the tensile limit of the measured materials, the first connecting block 31 moves leftwards, the measured materials are stretched at the same time of the moving, and the measured data can be obtained at the moment, so that batch test of the tensile test is finished;

the foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a physical and chemical test device, its characterized in that, including fixed station, pneumatic cylinder, anchor clamps subassembly, buffer unit and guide arm, the fixed station has mesa and vertical limb, mesa both sides have the vertical limb of perpendicular to mesa, the vertical limb in fixed station one side is equipped with pneumatic cylinder and guide arm, the guide arm sets up in the pneumatic cylinder both sides, the vertical limb sliding connection in guide arm and fixed station one side, the vertical limb in fixed station opposite side is equipped with the anchor clamps subassembly, anchor clamps subassembly one side is equipped with buffer unit, the flexible end of pneumatic cylinder and buffer unit opposite side fixed connection, guide arm one end terminal surface and buffer unit fixed connection.

2. The physical and chemical test device according to claim 1, wherein the buffer assembly comprises a rectangular frame, springs, a sliding plate and a connecting rod, one end of the rectangular frame is fixedly connected with the telescopic end of the hydraulic cylinder and the guide rod, a sliding cavity is formed in the rectangular frame, the sliding plate slides in the sliding cavity, a plurality of connecting rods and a plurality of springs are arranged on one side of the sliding plate, one end of the connecting rod is fixedly connected with the sliding plate, the other end of the connecting rod extends out of the frame and is connected with the clamp assembly, and the springs force the sliding plate to be attached to the inner wall on one side of the cavity.

3. The physicochemical testing device of claim 1, wherein the clamp assembly comprises a first connecting block, a second connecting block, a first clamp rod and a second clamp rod, wherein the first connecting block and the second connecting block are both in sliding connection with the table top of the fixed table, the first connecting block and the second connecting block are both identical in structure and are provided with a plurality of clamp grooves, the first connecting block and the second connecting block are symmetrically arranged, one end of the connecting rod is fixedly connected in the first connecting block and the buffer assembly, the second connecting block is fixedly connected with the vertical limb of the fixed table, the first clamp rod and the second clamp rod are both identical in structure and are provided with workpiece grooves, the clamp grooves in the first connecting block are used for fixing the first clamp rod, the clamp grooves in the second connecting block are used for fixing the second clamp rod, and the first clamp rod and the second clamp rod are symmetrically arranged.

4. A physical and chemical test apparatus according to claim 3, wherein the clamp grooves in the first and second connecting blocks are internal thread grooves, and the first and second clamp rods are screwed and fixed with the first and second connecting blocks through the internal thread grooves.

5. A physical and chemical testing device according to claim 3, wherein the workpiece grooves in the first clamp rod and the second clamp rod are internal thread grooves, and the internal thread grooves are used for screwing and fixing the tested workpiece.