Engineering material hardness detection device

Abstract

The utility model provides an engineering material hardness detection device which comprises a detection table, supporting columns are installed on the two sides of the top of the detection table, a cross beam is installed at the top ends of the supporting columns, a through installation groove is formed in the surface of the cross beam, and a detection assembly used for detecting materials is installed in the installation groove. Electric push rods are installed on the outer side faces of the two supporting columns, the telescopic ends of the electric push rods extend to the inner sides of the supporting columns and are connected with clamping assemblies, and the to-be-detected materials can be clamped and fixed in a wrapping mode through the arranged clamping assemblies, so that the clamping device can adapt to clamping and fixing of the materials of different shapes, corresponding clamps do not need to be replaced, and the clamping efficiency is improved. The detection efficiency is effectively improved, the hardness of the material can be detected through the arranged detection assembly, and when the moving block transversely moves along the lead screw, the blowing nozzle blows away impurities on the surface of the material, so that the impurities on the surface of the material are prevented from influencing the detection precision.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of detection device, specifically related to a kind of engineering material hardness detection device. BACKGROUND

[0002] Engineering material detection refers to the test and evaluation of various properties and quality indicators of engineering materials to ensure that they meet relevant standards and requirements, and the purpose of engineering material detection is to ensure the safety, reliability and durability of buildings. The materials used in construction engineering are of various types, which can be broadly divided into inorganic materials, organic materials and composite materials. Inorganic materials include metals and non-metallic materials, such as natural stone, fired clay products, cement, concrete and silicate products. Organic materials include plant materials, synthetic polymer materials and asphalt materials. Composite materials include asphalt concrete, polymer concrete and other materials. However, the shapes of materials used in current construction engineering are different, and different fixtures need to be replaced when fixing different construction engineering materials, which is time-consuming and labor-intensive, reduces the detection speed, and the surface of the material to be tested may be contaminated before detection, and some contaminants have a certain thickness, which may cause errors in the depth of indentation and affect the test accuracy. SUMMARY

[0003] The utility model aims at providing a kind of engineering material hardness detection device, to solve the problem proposed in the background art.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of engineering material hardness detection device, including detection table, the top of the detection table both sides are equipped with support column, the top of the support column is equipped with crossbeam, the surface of the crossbeam is equipped with the installation slot of through, the installation slot is equipped with the detection assembly for detecting material, the outer side of two support columns is equipped with electric push rod, the telescopic end of the electric push rod extends to the inner side of support column and is connected with clamping assembly;

[0005] The detection assembly includes a moving block that can move horizontally in the installation slot, the bottom end of the moving block is equipped with hydraulic cylinder, the telescopic end of the hydraulic cylinder is connected with pressure sensor, the bottom end of the pressure sensor is equipped with detection head, the fixed end surface of the hydraulic cylinder is equipped with fixed ring, the side surface of the fixed ring is equipped with hoop, the hoop is equipped with blow nozzle.

[0006] As a preferred technical scheme of the utility model, the clamping assembly comprises a clamping block, an installation cavity is formed in the clamping block, a plurality of first and second through installation cavity apertures are formed in the front and back of the clamping block, clamping rods are connected in the first and second apertures, a first limiting ring is installed on one side of the clamping rod in the installation cavity, a spring is sleeved on the clamping rod, and the two ends of the spring are connected with the first limiting ring and the inner wall of the installation cavity.

[0007] As a preferred technical scheme of the utility model, one end of the cross beam is provided with a servo motor, a screw rod is rotatably connected in the installation groove, the output shaft of the servo motor is connected with one end of the screw rod, a screw hole is formed in the middle of the moving block, the screw rod is threadedly connected with the screw hole, a guide groove is formed in the inner wall of the installation groove, and a guide part is arranged on the surface of the moving block and slidably installed in the guide groove.

[0008] As a preferred technical scheme of the utility model, a second limiting ring is arranged on the surface of one end of the clamping rod, and the end of the clamping rod is in a smooth arc shape.

[0009] As a preferred technical scheme of the utility model, a vacant area is arranged in the middle of the front of the clamping block, and the telescopic end of the electric push rod is connected with the back of the clamping block opposite to the vacant area.

[0010] As a preferred technical scheme of the utility model, when the spring is in an initial state, the first limiting ring is attached to the inner wall of one side of the installation cavity, and one end of the clamping rod is in the second aperture.

[0011] As a preferred technical scheme of the utility model, the side of one of the support columns is provided with a control switch, the servo motor and the electric push rod are electrically connected with the control switch, the blowing nozzle is connected with an external air source, and the pressure sensor and the hydraulic cylinder are electrically connected with an external controller.

[0012] Compared with the prior art, the utility model has the beneficial effects that: the clamping assembly can wrap and clamp the material to be detected, so that the material of different shapes can be clamped and fixed without replacing the corresponding clamp, and the detection efficiency is effectively improved; the detection assembly can detect the hardness of the material, the blowing nozzle blows off the impurities on the surface of the material when the moving block moves horizontally along the screw rod, so that the impurities on the surface of the material do not affect the detection precision, and the pressure sensor can detect the pressure received by the material to be tested, so that the hardness can be calculated conveniently. BRIEF DESCRIPTION OF DRAWINGS

[0013] The accompanying drawings are used to provide further understanding of the present application and constitute a part of the specification, which are used together with embodiments of the present application to explain the present application and do not constitute a limitation to the present application. In the drawings:

[0014] Figure 1 It is a structural schematic view of the present application;

[0015] Figure 2 It is a structural schematic view of the beam in the present application;

[0016] Figure 3 It is a structural schematic view of the detection assembly in the present application;

[0017] Figure 4 It is a structural schematic view of the clamping assembly in the present application;

[0018] Figure 5 It is a sectional structural schematic view of the clamping assembly in the present application.

[0019] In the drawings: 1, detection table; 2, support column; 3, beam; 4, installation groove; 5, detection assembly; 51, moving block; 52, hydraulic cylinder; 53, pressure sensor; 54, detection head; 55, fixing ring; 56, hoop; 57, blowing nozzle; 58, servo motor; 59, screw rod; 510, guide part; 6, electric push rod; 7, clamping assembly; 71, clamping block; 72, installation cavity; 73, first opening; 74, second opening; 75, clamping rod; 76, first limiting ring; 77, spring; 78, second limiting ring; 8, guide groove; 9, vacant area; 10, control switch. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0021] Please refer to Figures 1-5 The present application provides the following technical scheme: an engineering material hardness detection device, which comprises a detection table 1, support columns 2 are installed on both sides of the top of the detection table 1, beams 3 are installed at the top ends of the support columns 2, installation grooves 4 are formed in the surfaces of the beams 3, detection assemblies 5 for detecting materials are installed in the installation grooves 4, electric push rods 6 are installed on the outer sides of the two support columns 2, and the telescopic ends of the electric push rods 6 extend to the inner sides of the support columns 2 and are connected with clamping assemblies 7.

[0022] In the embodiment, the detection assembly 5 comprises a moving block 51 capable of moving laterally in the mounting groove 4, a hydraulic cylinder 52 is installed at the bottom end of the moving block 51, the telescopic end of the hydraulic cylinder 52 is connected with a pressure sensor 53, a detection head 54 is installed at the bottom end of the pressure sensor 53, a fixing ring 55 is installed on the fixed end surface of the hydraulic cylinder 52, a hoop 56 is installed on the side surface of the fixing ring 55, and a blowing nozzle 57 is installed in the hoop 56.

[0023] Specifically, the material is placed on the detection table 1, the clamping assembly 7 is driven by the electric push rod 6 to clamp the material, and the blowing nozzle 57 is moved from the top of the material when the moving block 51 moves laterally in the mounting groove 4, and the blowing nozzle 57 removes the impurities on the surface of the material when moving on the top of the material, thereby improving the accuracy of the material hardness detection, and the detection head 54 is pressed on the surface of the material by the hydraulic cylinder 52, and the pressure sensor 53 is arranged to detect the pressure received by the material to be tested, thereby facilitating the calculation of the hardness.

[0024] In the embodiment, the clamping assembly 7 comprises a clamping block 71, an installation cavity 72 is formed in the clamping block 71, a plurality of first holes 73 and second holes 74 penetrating the installation cavity 72 are formed on the front and back surfaces of the clamping block 71, clamping rods 75 are inserted into the first holes 73 and the second holes 74, a first limiting ring 76 is installed on one side of the clamping rod 75 in the installation cavity 72, a spring 77 is sleeved on the outside of the clamping rod 75, and the two ends of the spring 77 are connected with the first limiting ring 76 and the inner wall of the installation cavity 72, respectively.

[0025] Specifically, when the clamping block 71 is driven to move by the electric push rod 6, the end of the clamping rod 75 first contacts the side surface of the material to be tested, and the first limiting ring 76 extrudes the spring 77 as the electric push rod 6 continuously pushes the clamping block 71, and the material is wrapped and clamped by the clamping rods 75, so that the clamping assembly 7 has good clamping effect on materials of different shapes without the need for workers to replace corresponding clamps, thereby improving the detection efficiency.

[0026] In the embodiment, one end of the cross beam 3 is provided with a servo motor 58, a lead screw 59 is rotatably connected in the mounting groove 4, the output shaft of the servo motor 58 is connected with one end of the lead screw 59, a screw hole is formed in the middle of the moving block 51, the lead screw 59 is threadedly connected with the screw hole, a guide groove 8 is formed in the inner side wall of the mounting groove 4, and a guide portion 510 is arranged on the surface of the moving block 51 and slidably installed in the guide groove 8.

[0027] Specifically, the servo motor 58 drives the screw rod 59 to rotate, so that the moving block 51 can move transversely along the installation groove 4, and the guide part 510 cooperates with the guide groove 8, so that the stability of the transverse movement of the moving block 51 in the installation groove 4 is effectively improved.

[0028] In the embodiment, the second limiting ring 78 is arranged on the end surface of the clamping rod 75 located outside, and the end of the clamping rod 75 is in a smooth arc shape.

[0029] Specifically, when the clamping rod 75 abuts against the material to be tested until the second limiting ring 78 abuts against the surface of the clamping block 71, the electric push rod 6 stops working, so that the material to be tested can be effectively clamped and fixed in this way.

[0030] In the embodiment, the empty area 9 is arranged in the middle of the front surface of the clamping block 71, and the telescopic end of the electric push rod 6 is connected to the clamping block 71 opposite the empty area 9.

[0031] Specifically, the empty area 9 is arranged, so that the clamping rod 75 does not contact the telescopic end of the electric push rod 6 when moving in the second opening 74, thereby facilitating the use of the clamping assembly 7.

[0032] In the embodiment, when the spring 77 is in the initial state, the first limiting ring 76 is attached to the inner wall of one side of the installation cavity 72, and one end of the clamping rod 75 is in the second opening 74.

[0033] Specifically, in this way, when the spring 77 is in the initial state, one end of the clamping rod 75 does not come out of the second opening 74.

[0034] In the embodiment, the control switch 10 is arranged on the side surface of one of the support columns 2, the servo motor 58 and the electric push rod 6 are electrically connected to the control switch 10, the nozzle 57 is connected to an external air source, and the pressure sensor 53 and the hydraulic cylinder 52 are electrically connected to an external controller.

[0035] Specifically, the control switch 10 is used to facilitate the control of the servo motor 58 and the electric push rod 6 by the staff.

[0036] Working principle: the worker places the material to be tested on the top of the detection table 1, and then drives the clamping assembly 7 to clamp and fix the material through the electric push rod 6, and the clamping assembly 7 can wrap the material, so that different shapes of materials can be clamped, and the workers do not need to replace the corresponding clamps, thereby effectively improving the material hardness test efficiency, and the moving block 51 drives the hydraulic cylinder 52 to move transversely through the rotation of the lead screw 59 driven by the servo motor 58, in the process, the blow nozzle 57 can effectively blow off the impurities on the surface of the material, thereby avoiding the influence of the impurities on the surface of the material on the material hardness detection precision, and after the hydraulic cylinder 52 moves to the top of the material, the detection head 54 is pressed on the surface of the material through the extension of the telescopic end, and the pressure sensor 53 can detect the pressure received by the material to be tested, thereby facilitating the calculation of the hardness.

[0037] Finally, it should be pointed out that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement for part of technical features. Any modification, equivalent replacement, improvement etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An apparatus for detecting the hardness of an engineering material, comprising a detection table (1), characterized in that: The top of the detection platform (1) is provided with support columns (2) on both sides, the top end of the support column (2) is provided with a cross beam (3), the surface of the cross beam (3) is provided with a through mounting groove (4), the mounting groove (4) is provided with a detection assembly (5) for detecting materials, the outer side of the two support columns (2) is provided with an electric push rod (6), the telescopic end of the electric push rod (6) extends to the inner side of the support column (2) and is connected with a clamping assembly (7). The detection assembly (5) comprises a moving block (51) capable of moving transversely in the mounting groove (4), the bottom end of the moving block (51) is provided with a hydraulic cylinder (52), the telescopic end of the hydraulic cylinder (52) is connected with a pressure sensor (53), the bottom end of the pressure sensor (53) is provided with a detection head (54), the fixed end surface of the hydraulic cylinder (52) is provided with a fixed ring (55), the side surface of the fixed ring (55) is provided with a hoop (56), and the hoop (56) is provided with a blow nozzle (57).

2. The engineering material hardness detection device according to claim 1, characterized in that: The clamping assembly (7) comprises a clamping block (71), the inside of the clamping block (71) is provided with a mounting cavity (72), the front and back surfaces of the clamping block (71) are provided with a plurality of first and second openings (73) and (74) corresponding to the mounting cavity (72), the first and second openings (73) and (74) are respectively provided with a clamping rod (75) inserted therein, one side of the clamping rod (75) in the mounting cavity (72) is provided with a first limiting ring (76), and the outside of the clamping rod (75) is provided with a spring (77), and the two ends of the spring (77) are connected with the first limiting ring (76) and the inner wall of the mounting cavity (72) respectively.

3. The device for detecting the hardness of an engineering material according to claim 1, characterized in that: One end of the cross beam (3) is provided with a servo motor (58), a lead screw (59) is rotatably connected in the mounting groove (4), the output shaft of the servo motor (58) is connected with one end of the lead screw (59), the middle part of the moving block (51) is provided with a threaded hole, the lead screw (59) is threadedly connected with the threaded hole, the inner wall of the mounting groove (4) is provided with a guide groove (8), and the surface of the moving block (51) is provided with a guide portion (510) which is slidingly installed in the guide groove (8).

4. The device for detecting the hardness of an engineering material according to claim 2, characterized in that: The end surface of the clamping rod (75) on the outside is provided with a second limiting ring (78), and the end of the clamping rod (75) is in a smooth arc shape.

5. The device for detecting the hardness of an engineering material according to claim 2, characterized in that: The front middle part of the clamping block (71) is provided with an empty area (9), and the telescopic end of the electric push rod (6) is connected with the back surface of the clamping block (71) opposite to the empty area (9).

6. The device for detecting the hardness of an engineering material according to claim 2, characterized in that: When the spring (77) is in the initial state, the first limiting ring (76) is attached to the inner wall of one side of the mounting cavity (72), and one end of the clamping rod (75) is located in the second opening (74).

7. The device for detecting the hardness of an engineering material according to claim 3, characterized in that: One of the support column (2) side is provided with control switch (10), the servo motor (58) and electric push rod (6) are electrically connected with control switch (10), the blow nozzle (57) is connected with external gas source, the pressure sensor (53) and hydraulic cylinder (52) are electrically connected with external controller.

Images