CN217211881U

CN217211881U - Hardness detection experimental device for alloy material

Info

Publication number: CN217211881U
Application number: CN202221117843.6U
Authority: CN
Inventors: 李子芊; 董典彪
Original assignee: Northwestern Polytechnical University
Current assignee: Northwestern Polytechnical University
Priority date: 2022-05-07
Filing date: 2022-05-07
Publication date: 2022-08-16
Anticipated expiration: 2032-05-07

Abstract

The utility model relates to the technical field of hardness detection, in particular to a hardness detection experimental device for alloy materials, which comprises a support frame, a detection table fixedly connected in the middle of the support frame, the detection table is of a T-shaped structure, guide blocks are fixedly connected on both sides of the lower end of the detection table, adjusting plates are slidably connected on both ends of the detection table, an extrusion plate is fixedly connected on the upper end of each adjusting plate, the adjusting plates and the extrusion plate form an L-shaped structure, a mounting groove is arranged in the middle of each adjusting plate, a driving groove is arranged in the middle of each adjusting plate, the driving groove is positioned at the lower end of the mounting groove, a connecting column is arranged at the side end of each adjusting plate, both ends of the connecting column are fixedly connected with the support frame, a control screw rod is rotatably connected in the middle of the support frame, a control plate is connected with the middle thread of the control screw rod, a hydraulic rod is fixedly connected on the inner wall of the upper end of the support frame, the utility model can extrude and fix both ends of the detected alloy, the two ends of the alloy are prevented from tilting during detection, and meanwhile, the alloy is prevented from flying out.

Description

Hardness detection experimental device for alloy material

Technical Field

The utility model relates to a hardness testing technical field specifically is an alloy material's hardness detection experimental apparatus.

Background

When the alloy material is applied in different scenes, the required hardness is different, and particularly for the scenes such as bridges, scaffolds, support beams and the like, the structure is required to reach a certain load capacity, so that the hardness of the alloy needs to be accurately known. Therefore, before construction, the hardness of the alloy material can be detected, and the design error and safety accidents are avoided. The existing hardness detection device directly places detection alloy on a detection table without a fixed structure. The alloy both ends are perk easily in the detection, in case the extrusion pressure degree is too big, cause the alloy fracture, the alloy can the departure, causes the threat to measurement personnel's safety.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an alloy material's hardness detection experimental apparatus to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an experimental device for detecting the hardness of alloy materials comprises a supporting frame, wherein the middle of the supporting frame is fixedly connected with a detection table, the detection platform is of a T-shaped structure, two sides of the lower end of the detection platform are fixedly connected with guide blocks, the two ends of the detection platform are both connected with adjusting plates in a sliding way, the upper ends of the adjusting plates are fixedly connected with extrusion plates, the adjusting plate and the extrusion plate form an L-shaped structure, the middle of the adjusting plate is provided with an installation groove, the middle of the adjusting plate is provided with a driving groove, the driving groove is positioned at the lower end of the mounting groove, the side end of the adjusting plate is provided with a connecting column, the two ends of the connecting column are fixedly connected with the supporting frame, the middle of the supporting frame is rotationally connected with a control screw rod, the middle of the control screw rod is connected with a control plate through a thread, the inner wall of the upper end of the support frame is fixedly connected with a hydraulic rod, and the middle of the lower end of the hydraulic rod is fixedly connected with a pressure head.

Preferably, the guide block is of a right-angled triangle structure, the lower end of the guide block is of an inclined plane structure, the inner wall of the lower end of the mounting groove is rotatably connected with a connecting wheel, and the side wall of the lower end of the guide block abuts against the connecting wheel.

Preferably, the mounting groove is of a cross structure, an auxiliary plate is slidably connected to the middle of the mounting groove, a ball is inlaid at the lower end of the auxiliary plate and abuts against the upper end face of the guide block, and a return spring is fixedly connected between the upper end of the auxiliary plate and the inner wall of the mounting groove.

Preferably, both ends of the detection table are provided with guide grooves, and the adjusting plate is connected in the guide grooves in a sliding manner.

Preferably, both ends of the connecting column are slidably connected with driving rings, the side ends of the driving rings are fixedly connected with driving columns, and the driving columns are slidably connected in the driving grooves.

Preferably, the two ends of the control panel are hinged with control rods, the two control rods are symmetrically arranged, the top ends of the two control rods are rotatably connected with a connecting shaft, and the control rods are rotatably connected with the driving ring through the connecting shaft.

Compared with the prior art, the beneficial effects of the utility model are that: after placing the detection platform with the alloy, the rotary control screw rod, control screw rod can drive the regulating plate and remove, under the fast direction of direction, the stripper plate moves down gradually, and the stripper plate extrudees fixedly to the alloy for the both ends that are detected the alloy are all by spacing fixed, avoid when the pressure head extrudees the alloy, and the both ends stick up of alloy has also avoided the alloy to fly away the condition simultaneously, have guaranteed measurement personnel's personal safety, simultaneously the utility model discloses can adapt to the detection of different thickness metals, detection range is bigger, and the practicality is stronger.

Drawings

FIG. 1 is a schematic view of the connection structure of the apparatus;

FIG. 2 is a schematic view of the connection structure of the adjustment plate;

FIG. 3 is an enlarged view of point A;

fig. 4 is a bottom view of the auxiliary plate connecting structure.

In the figure: the device comprises a support frame 1, a detection table 2, a pressure head 3, an adjusting plate 4, a guide groove 5, a squeezing plate 6, a control plate 7, a connecting column 8, a control screw rod 9, a control rod 10, a mounting groove 11, an auxiliary plate 12, a return spring 13, a driving groove 14, a driving ring 15, a driving column 16, a guide block 17 and balls 18.

Detailed Description

In order to further understand and appreciate the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described and illustrated in the accompanying drawings of the embodiments of the present invention, and it is to be understood that the described embodiments are only some embodiments of the present invention, not all embodiments, and are not intended to limit the present invention in any way. 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.

Referring to fig. 1-4, the present invention provides a technical solution: a hardness detection experimental device for alloy materials comprises a support frame 1, a detection table 2 is fixedly connected in the middle of the support frame 1, the detection table 2 is of a T-shaped structure, guide blocks 17 are fixedly connected to two sides of the lower end of the detection table 2, adjusting plates 4 are slidably connected to two ends of the detection table 2, extrusion plates 6 are fixedly connected to the upper ends of the adjusting plates 4, the adjusting plates 4 and the extrusion plates 6 form an L-shaped structure, an installation groove 11 is formed in the middle of the adjusting plate 4, a driving groove 14 is formed in the middle of the adjusting plate 4, the driving groove 14 is located at the lower end of the installation groove 11, connecting columns 8 are arranged at the side ends of the adjusting plates 4, two ends of each connecting column 8 are fixedly connected with the support frame 1, a control screw 9 is rotatably connected in the middle of the support frame 1, a control plate 7 is connected to middle threads of the control screw 9, a hydraulic rod is fixedly connected to the inner wall of the upper end of the support frame 1, and a pressure head 3 is fixedly connected to the middle of the lower end of the hydraulic rod, the hydraulic stem drives the pressure head 3 to move downwards, and the alloy placed on the detection table 2 is extruded and detected.

Guide block 17 is the right angled triangle structure, the lower extreme of guide block 17 is the inclined plane structure, it is connected with the fifth wheel to rotate on the lower extreme inner wall of mounting groove 11, the lower extreme lateral wall of guide block 17 supports and leans on the fifth wheel, the both ends of examining test table 2 all are equipped with guide way 5, 4 sliding connection of regulating plate are in guide way 5, regulating plate 4 is in horizontal migration, through guide block 17's direction, stripper plate 6 and regulating plate 4 remove along vertical direction, extrude fixedly at the both ends of alloy, avoid the both ends perk of alloy when detecting, also avoid the alloy to fly to penetrate away simultaneously, can also adapt to the alloy detection of different thickness.

Mounting groove 11 is the cruciform structure, the middle sliding connection of mounting groove 11 has accessory plate 12, ball 18 has been inlayed to the lower extreme of accessory plate 12, ball 18 supports and leans on the up end at guide block 17, fixedly connected with reset spring 13 between the upper end of accessory plate 12 and the mounting groove 11 inner wall, when the vertical downstream of regulating plate 4, guide block 17 jacks up accessory plate 12, accessory plate 12 slides in mounting groove 11, accessory plate 12 compresses reset spring 13 and holds power, when detecting the end, reset spring 13 can let stripper plate 6 resume the normal position, ball 18 can reduce frictional force.

Both ends of spliced pole 8 all sliding connection have the drive ring 15, the side fixedly connected with drive post 16 of drive ring 15, drive post 16 sliding connection is in drive groove 14, control panel 7's both ends all articulate and are connected with control lever 10, two control lever 10 symmetries set up, the top of two control lever 10 all rotates and is connected with the connecting axle, control lever 10 rotates through connecting axle and drive ring 15 and connects, rotary control screw 9, control screw 9 drives control panel 7 and removes, control panel 7 drives drive ring 15 through two control lever 10 and removes on spliced pole 8, drive ring 15 drives regulating plate 4 through drive post 16 and removes, drive post 16 is vertical removal in drive groove 14 this moment.

Rotating control screw 9, control screw 9 drives control panel 7 and removes, and control panel 7 drives drive ring 15 through two control levers 10 and removes on spliced pole 8, and drive ring 15 drives regulating plate 4 horizontal migration through drive post 16, and guide block 17 leads regulating plate 4 this moment for stripper plate 6 and regulating plate 4 remove along vertical direction, extrude fixedly to the both ends of alloy.

While embodiments of the present invention have been shown and described, it is emphasized that: the foregoing description is only illustrative of the manner of usage of the embodiments of the present invention and is not intended to limit the invention in any way. It will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an alloy material's hardness detection experimental apparatus, includes support frame (1), its characterized in that: the middle fixedly connected with of support frame (1) detects platform (2), it is T shape structure to detect platform (2), the lower extreme both sides of detecting platform (2) all fixedly connected with guide block (17), the both ends of detecting platform (2) all sliding connection have regulating plate (4), the upper end fixedly connected with stripper plate (6) of regulating plate (4), regulating plate (4) and stripper plate (6) form L shape structure, the centre of regulating plate (4) is equipped with mounting groove (11), the centre of regulating plate (4) is equipped with driving groove (14), driving groove (14) are located the lower extreme of mounting groove (11), the side of regulating plate (4) is equipped with spliced pole (8), the both ends and support frame (1) fixed connection of spliced pole (8), the centre of support frame (1) is rotated and is connected with control screw (9), the middle of the control screw rod (9) is in threaded connection with a control plate (7), the inner wall of the upper end of the support frame (1) is fixedly connected with a hydraulic rod, and the middle of the lower end of the hydraulic rod is fixedly connected with a pressure head (3).

2. The experimental device for detecting the hardness of the alloy material according to claim 1, wherein: the guide block (17) is of a right-angled triangle structure, the lower end of the guide block (17) is of an inclined plane structure, the inner wall of the lower end of the mounting groove (11) is rotatably connected with a connecting wheel, and the side wall of the lower end of the guide block (17) is abutted against the connecting wheel.

3. The experimental device for detecting the hardness of the alloy material according to claim 1, wherein: the mounting groove (11) is of a cross structure, an auxiliary plate (12) is connected to the middle of the mounting groove (11) in a sliding mode, balls (18) are inlaid at the lower end of the auxiliary plate (12), the balls (18) abut against the upper end face of the guide block (17), and a return spring (13) is fixedly connected between the upper end of the auxiliary plate (12) and the inner wall of the mounting groove (11).

4. The experimental device for detecting the hardness of the alloy material according to claim 1, wherein: detect the both ends of platform (2) and all be equipped with guide way (5), regulating plate (4) sliding connection is in guide way (5).

5. The experimental device for detecting the hardness of the alloy material according to claim 1, wherein: the two ends of the connecting column (8) are both connected with driving rings (15) in a sliding mode, the side ends of the driving rings (15) are fixedly connected with driving columns (16), and the driving columns (16) are connected into driving grooves (14) in a sliding mode.

6. The experimental device for detecting the hardness of the alloy material according to claim 1, wherein: the two ends of the control panel (7) are hinged with control rods (10), the control rods (10) are symmetrically arranged, the top ends of the control rods (10) are rotatably connected with connecting shafts, and the control rods (10) are rotatably connected with the driving ring (15) through the connecting shafts.