CN210803087U

CN210803087U - Novel Leeb hardness tester with anti-falling function

Info

Publication number: CN210803087U
Application number: CN201921431305.2U
Authority: CN
Inventors: 陆平; 许倩; 邓长辉
Original assignee: Jiangsu Mingfan Engineering Testing Co ltd
Current assignee: Jiangsu Mingfan Engineering Testing Co ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-06-19
Anticipated expiration: 2029-08-30

Abstract

The utility model discloses a novel richter sclerometer with anti-drop, including base and reader, the upper surface of base is equipped with the backup plate, the rear surface of backup plate is equipped with the backplate, fix the base on the face of placing through setting up the sucking disc, place the reader on the base and offset with backup plate and backplate, then wave the crank, the crank drives the thread bush and rotates, because the connecting rod is spacing to the screw rod with the connecting plate when the thread bush rotates, make the threaded rod move right, support and lean on in the fixed sleeve, fix the reader, avoid the reader to drop, avoided the reader to damage, guaranteed the life of richter sclerometer, simple structure, it is convenient to fix and take out; the detection pen is placed in the placing seat, the rubber protective sleeve is arranged between the detection pen and the placing seat, the detection pen is protected, the impact device at the lower end of the detection pen is prevented from being collided and abraded, so that the impact device cannot be vertically placed on the surface to be detected, and the accuracy of a detection numerical value is guaranteed.

Description

Novel Leeb hardness tester with anti-falling function

Technical Field

The utility model relates to a richter's sclerometer technical field, concrete field is a novel richter's sclerometer with anti-drop.

Background

The Leeb hardness tester is an instrument for measuring the hardness of a material, and the working principle is that an impact body of an impact device is rebounded when contacting the surface of the tested material, and a Leeb value is converted according to the ratio of the rebound speed and the impact speed of the impact body and serves as the hardness value of the tested material. At the machinery of having installed or permanent equipment part, the mould die cavity, heavy work piece bearing and other parts, in metal material's the testing process, all need the hardness of measurement material, the richter sclerometer adopts plastic casing mostly, and the collision resistance ability is relatively poor, damages easily when taking place to drop, influences the use, influences work efficiency, causes economic loss, therefore we provide a novel richter sclerometer with prevent dropping and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel richter sclerometer with anti-drop to solve the richter sclerometer that provides among the above-mentioned background art and adopt plastic casing mostly, the collision resistance is relatively poor, damages easily when taking place to drop, influences the use, influences work efficiency, causes economic loss's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a novel anti-falling Leeb hardness tester comprises a base and a reader, wherein a backup plate is arranged on the upper surface of the base, a back plate is arranged on the rear surface of the backup plate, the backup plate and the back plate are vertically arranged, the reader is abutted against the backup plate and the back plate, a placing seat is arranged on one side of the upper surface of the base, a detection pen is placed in the placing seat and is electrically connected with the reader through a wire, an installation box is arranged on the other side of the upper surface of the base, slide ways are symmetrically arranged on the upper side wall and the lower side wall of the installation box, connecting rods are arranged in the slide ways in a sliding manner and are fixedly connected with a connecting plate, one side of the connecting plate close to the reader is provided with one end of a supporting rod, the other end of the supporting rod penetrates through the side wall of the installation box and extends into a fixing sleeve, the fixing sleeve is arranged on the outer surface, the side wall of the installation box is provided with a ball bearing in a penetrating mode, a threaded sleeve is arranged in the ball bearing, one end of the threaded sleeve extends into the installation box and is in threaded connection with a threaded rod, and the other end of the threaded sleeve is provided with a crank.

Preferably, a protective sleeve is arranged between the placing seat and the detection pen, and the protective sleeve is a rubber protective sleeve.

Preferably, an opening is formed in the middle of the backup plate, the opening is subjected to surface smoothing, and the lead passes through the opening.

Preferably, one side of the connecting plate, which is close to the crank, is provided with one ends of springs in an up-down symmetrical manner, and the other ends of the springs are connected with the inner side wall of the installation box.

Preferably, the lower surface of the base is uniformly provided with suckers, and the suckers are distributed on the lower surface of the base in a double-row mode.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a novel richter sclerometer with prevent dropping, has following advantage:

(1) the base is fixed on the placing surface by arranging the sucking disc, the reader is placed on the base and is abutted against the backup plate and the back plate, then the crank is shaken to drive the threaded sleeve to rotate, when the threaded sleeve rotates, the threaded rod moves rightwards due to the fact that the connecting rod and the connecting plate limit the threaded rod and abuts against the fixed sleeve, the reader is fixed, the reader is prevented from falling off, the reader is prevented from being damaged, the service life of the Richter hardness tester is ensured, the structure is simple, and the reader is convenient to fix and take out;

(2) the detection pen is placed in the placing seat, the rubber protective sleeve is arranged between the detection pen and the placing seat, the detection pen is protected, the impact device at the lower end of the detection pen is prevented from being collided and abraded, so that the impact device cannot be vertically placed on the surface to be detected, and the accuracy of a detection numerical value is guaranteed.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is an enlarged schematic view of the structure a of fig. 1.

In the figure: 1-base, 2-reader, 3-backup plate, 4-backboard, 5-placing seat, 6-detection pen, 7-lead, 8-installation box, 9-slideway, 10-connecting rod, 11-connecting plate, 12-pushing rod, 13-fixing sleeve, 14-threaded rod, 15-ball bearing, 16-threaded sleeve, 17-crank, 18-protective sleeve, 19-opening and 20-sucker.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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. 1-2, the present invention provides a technical solution: a novel anti-falling Leeb hardness tester comprises a base 1 and a reader 2, wherein the base 1 is made of plastic materials, so that the weight is reduced, the carrying is convenient, and the production cost is reduced; the upper surface of the base 1 is provided with a backup plate 3, the rear surface of the backup plate 3 is provided with a back plate 4, the backup plate 3 and the back plate 4 are arranged perpendicularly, the reader 2 abuts against the backup plate 3 and the back plate 4, one side of the upper surface of the base 1 is provided with a placing seat 5, a detection pen 6 is placed in the placing seat 5, the detection pen 6 is placed in the placing seat 5, meanwhile, a rubber protective sleeve 18 is arranged between the detection pen 6 and the placing seat 5 to protect the detection pen 6, and the situation that an impact device at the lower end of the detection pen 6 cannot be vertically placed on a measured surface due to collision and abrasion is avoided, so that the accuracy of a detection numerical value is guaranteed; the detection pen 6 is electrically connected with the reader 2 through a lead 7, after the reader 2 is opened, the impact device at the lower end of the detection pen 6 is vertically placed at the upper side of the surface to be detected and is pressed downwards, the cylinder at the upper end of the detection pen 6 is pressed 1S later, and the hardness value of the surface to be detected is displayed on the reader 2; the other side of the upper surface of the base 1 is provided with an installation box 8, the inner side wall of the installation box 8 is provided with slide ways 9 in a vertically symmetrical mode, connecting rods 10 are arranged in the slide ways 9 in a sliding mode, the connecting rods 10 are fixedly connected with a connecting plate 11, one side, close to the reader 2, of the connecting plate 11 is provided with one end of a supporting rod 12, the other end of the supporting rod 12 penetrates through the side wall of the installation box 8 and extends into a fixing sleeve 13, the fixing sleeve 13 is arranged on the outer surface of the reader 2, the other side of the connecting plate 11 is provided with a threaded rod 14, the side wall of the installation box 8 is provided with a ball bearing 15 in a penetrating mode, a threaded sleeve 16 is arranged in the ball bearing 15, one end of the threaded sleeve 16 extends into the installation box 8 and is in threaded connection with the threaded rod 14, the other end of the threaded sleeve 16 is provided with a crank 17, then, the crank 17 is shaken, the crank 17 drives the threaded sleeve 16 to rotate, when the threaded sleeve 16 rotates, the threaded rod 14 moves rightwards due to the fact that the connecting rod 10 and the connecting plate limit the threaded rod 14, the threaded rod abuts against the inside of the fixed sleeve 13, the reader 2 is fixed, the phenomenon that the reader 2 falls off is avoided, and when the reader 2 needs to be taken out, the crank 17 is shaken reversely.

Particularly, place and be equipped with protective sheath 18 between seat 5 and the test pen 6, protective sheath 18 is rubber protective sheath 18, protects test pen 6, avoids the percussion device of test pen 6 lower extreme to receive the collision and wear and tear and lead to percussion device can't place perpendicularly on being surveyed the surface to guarantee to detect numerical value's accuracy.

Specifically, the middle part of the backup plate 3 is provided with an opening 19, the opening 19 is subjected to surface smoothing treatment, and the lead 7 passes through the opening 19, so that the lead 7 is prevented from being damaged.

Particularly, one side longitudinal symmetry that connecting plate 11 is close to crank 17 is equipped with the one end of spring, the other end of spring is connected with the inside wall of install bin 8, and through the setting of spring, it is more stable when making connecting plate 11 move to the right, plays absorbing effect simultaneously.

Specifically, the lower surface of base 1 evenly is equipped with sucking disc 20, sucking disc 20 adopts double form to distribute on the lower surface of base 1, fixes base 1 on the plane of placing through setting up sucking disc 20.

The working principle is as follows: the utility model discloses a set up sucking disc 20 and fix base 1 on placing the face, place reader 2 on base 1 and offset with backup plate 3 and backplate 4, then wave crank 17, crank 17 drives thread bush 16 and rotates, because connecting rod 10 is spacing to threaded rod 14 with connecting plate 11 when thread bush 16 rotates, make threaded rod 14 move right, support and lean on in fixed cover 13, fix reader 2, avoid reader 2 to drop, when needing to take out reader 2, reverse wave crank 17 can, place detection pen 6 in placing seat 5, be equipped with rubber protective sheath 18 between detection pen 6 and placing seat 5 simultaneously, protect detection pen 6, avoid the impact device of detection pen 6 lower extreme to receive collision and wearing and tearing and lead to the impact device can't place perpendicularly on the measured surface, thereby guarantee the accuracy of detection numerical value; when the device is used, the reader 2 is opened, the impact device at the lower end of the detection pen 6 is vertically placed on the upper side of the detected surface and is pressed downwards, the cylinder at the upper end of the detection pen 6 is pressed after 1S, and the hardness value of the detected surface is displayed on the reader 2.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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 a novel richter's sclerometer with prevent dropping, includes base (1) and reader (2), its characterized in that: the upper surface of the base (1) is provided with a backup plate (3), the rear surface of the backup plate (3) is provided with a backboard (4), the backup plate (3) is perpendicular to the backboard (4), the reader (2) is abutted against the backup plate (3) and the backboard (4), one side of the upper surface of the base (1) is provided with a placing seat (5), a detection pen (6) is placed in the placing seat (5), the detection pen (6) is electrically connected with the reader (2) through a lead (7), the other side of the upper surface of the base (1) is provided with an installation box (8), the inner side wall of the installation box (8) is provided with slideways (9) in an up-and-down symmetry manner, connecting rods (10) are arranged in the slideways (9) in a sliding manner, the connecting rods (10) are all fixedly connected with a connecting plate (11), one side of the connecting plate (11) close to the reader (2) is provided with one end of, the utility model discloses a set up the outside of reading ware (2), support in the lateral wall that the other end of pole (12) runs through install bin (8) and stretch into fixed cover (13), fixed cover (13) set up on the surface of reading ware (2), the opposite side of connecting plate (11) is equipped with threaded rod (14), it is equipped with ball bearing (15) to run through on the lateral wall of install bin (8), be equipped with thread bush (16) in ball bearing (15), the one end of thread bush (16) stretch into install bin (8) in with threaded rod (14) threaded connection, the other end of thread bush (16) is equipped with crank (17).

2. The novel falling-off prevention Richter scale hardness tester according to claim 1, characterized in that: a protective sleeve (18) is arranged between the placing seat (5) and the detection pen (6), and the protective sleeve (18) is a rubber protective sleeve.

3. The novel falling-off prevention Richter scale hardness tester according to claim 1, characterized in that: an opening (19) is formed in the middle of the backup plate (3), the opening (19) is subjected to surface smoothing treatment, and the lead (7) penetrates through the opening (19).

4. The novel falling-off prevention Richter scale hardness tester according to claim 1, characterized in that: one side of the connecting plate (11) close to the crank (17) is provided with one end of a spring in an up-down symmetrical mode, and the other end of the spring is connected with the inner side wall of the installation box (8).

5. The novel falling-off prevention Richter scale hardness tester according to claim 1, characterized in that: the lower surface of base (1) evenly is equipped with sucking disc (20), sucking disc (20) adopt double form to distribute on the lower surface of base (1).