CN217211886U

CN217211886U - Hardness test tool clamp based on hardness tester

Info

Publication number: CN217211886U
Application number: CN202220165362.6U
Authority: CN
Inventors: 张俊生
Original assignee: Dalian Casting Platinum Machinery Co ltd
Current assignee: Dalian Casting Platinum Machinery Co ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-08-16
Anticipated expiration: 2032-01-21

Abstract

The utility model discloses a hardness test frock clamp based on sclerometer, including the sclerometer, the bottom and the sclerometer looks rigid coupling of first shell, the outer wall of first shell passes through bearing and first hand wheel rotation and is connected, the one end rigid coupling of first hand wheel has first screw rod, the outer wall and the first nut meshing of first screw rod are connected, the outer wall rigid coupling of first nut has the rack, spout and first shell sliding connection are passed through to the one end of rack. This hardness test frock clamp based on sclerometer, through first shell, first nut, the rack, auxiliary device, the cooperation between straight-teeth gear and the first slider, the user rotates first hand wheel, first hand wheel drives first screw rod and rotates, first screw rod makes first nut remove left, first nut drives the rack and removes, the grip block is fixed the metal ball at central point and is put, the problem of fixing the accurate in intermediate position of spherical metal based on the hardness test frock clamp of sclerometer has been solved.

Description

Hardness test tool clamp based on hardness tester

Technical Field

The utility model relates to a hardness test technical field specifically is a hardness test frock clamp based on sclerometer.

Background

The hardness tester is a hardness testing instrument, the hardness definition is provided by Raoml at first in metal hardness measurement, the capability of a material for resisting a hard object to be pressed into the surface of the material is shown, the hardness tester is one of important performance indexes of a metal material, the higher the general hardness is, the better the wear resistance is, a hardness testing tool clamp based on the hardness tester is required to be used for fixing the metal in the using process of the hardness tester, however, the existing hardness testing tool clamp based on the hardness tester cannot accurately fix spherical metal at the middle position, and cannot fix spherical metals with different volume sizes.

Disclosure of Invention

An object of the utility model is to provide a hardness test frock clamp based on the sclerometer to the unable accurate fixing in intermediate position problem with spherical metal that provides in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a hardness test tool clamp based on a hardness tester comprises the hardness tester, wherein a fixing device is arranged on the outer wall of the hardness tester;

the fixing device comprises a first shell, a first hand wheel, a first screw, a first nut, a rack, a straight gear and a first sliding block;

the bottom and the sclerometer looks rigid coupling of first shell, the outer wall of first shell passes through bearing and first hand wheel swivelling joint, the one end rigid coupling of first hand wheel has first screw rod, the outer wall and the first nut meshing of first screw rod are connected, the outer wall rigid coupling of first nut has the rack, spout and first shell sliding connection are passed through to the one end of rack, the below and the straight-teeth gear meshing of rack are connected, the one end of straight-teeth gear is passed through the pivot and is connected with first shell rotation, the outer wall of straight-teeth gear passes through spout and four first slider sliding connection, the outer wall of first slider passes through spout and first shell sliding connection.

Preferably, a control panel is mounted on the top of the hardness tester.

Preferably, the control panel is electrically connected with the hardness detection head through an electric wire, and the hardness detection head is in sliding connection with the hardness meter through a sliding groove.

Preferably, auxiliary devices are arranged at the tops of the four first sliding blocks;

the auxiliary device comprises a second shell, a second hand wheel, a second screw rod, a second nut and a clamping block;

the bottom and the first slider looks rigid coupling of second shell, the top of second shell is passed through bearing and second hand wheel swivelling joint, the one end rigid coupling of second hand wheel has the second screw rod, the outer wall and the second nut sliding connection of second screw rod, the one end rigid coupling of second nut has the grip block, the outer wall of grip block passes through spout and second shell sliding connection.

Preferably, the other end of the second nut is fixedly connected with a sliding block, and the outer wall of the sliding block is connected with the second shell in a sliding mode through a sliding groove.

Compared with the prior art, the beneficial effects of the utility model are that: according to the hardness test tool clamp based on the hardness tester, through the cooperation between the first shell, the first hand wheel, the first screw, the first nut, the rack, the auxiliary devices and the first sliding blocks, a user rotates the first hand wheel, the first hand wheel drives the first screw to rotate, the first screw enables the first nut to move leftwards, the first nut drives the rack to move, the rack enables the straight gear to rotate anticlockwise, the straight gear enables the four first sliding blocks to move towards the middle, the four first sliding blocks drive the four auxiliary devices to move, the four clamping blocks move towards the middle, and the metal ball is fixed at the central position by the clamping blocks, so that the problem that spherical metal cannot be accurately fixed at the middle position by the hardness test tool clamp based on the hardness tester is solved;

through the second shell, the second hand wheel, the second screw rod, the cooperation between second nut and the grip block, when the ball volume of surveying is great, because the volume of ball is different, the position at center place is different, bulky ball center is above, later rotate four second hands wheel, the second hand wheel drives the second screw rod and rotates, the second screw rod makes the second nut rebound, the second nut drives the grip block and removes, the grip block removes under the restriction of second shell, stop after the grip block reachs the central point of metal ball, the problem that hardness test frock clamp based on the sclerometer can't fix spherical metal of different volume sizes has been solved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a connection structure of the first housing, the spur gear and the first slider in FIG. 1;

FIG. 3 is a schematic view of a connection structure of the first hand wheel, the first screw and the nut in FIG. 2;

fig. 4 is a schematic view of a connection structure of the second housing, the second hand wheel and the second screw in fig. 1.

In the figure: 1. the hardness tester comprises a hardness tester 2, a control panel 3, a fixing device 301, a first shell 302, a first hand wheel 303, a first screw 304, a first nut 305, a rack 306, a spur gear 307, a first slide block 4, an auxiliary device 401, a second shell 402, a second hand wheel 403, a second screw 404, a second nut 405, a clamping block 5, a hardness detection head 6 and a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. 1-4, the present invention provides a technical solution: a hardness test tool clamp based on a hardness tester comprises a hardness tester 1, wherein a fixing device 3 is arranged on the outer wall of the hardness tester 1, the fixing device 3 comprises a first shell 301, a first hand wheel 302, a first screw 303, a first nut 304, a rack 305, a straight gear 306 and a first sliding block 307, the bottom of the first shell 301 is fixedly connected with the hardness tester 1, the outer wall of the first shell 301 is rotatably connected with the first hand wheel 302 through a bearing, the first shell 301 rotatably supports the first hand wheel 302 through the bearing, one end of the first hand wheel 302 is fixedly connected with the first screw 303, the first hand wheel 302 drives the first screw 303 to rotate, the outer wall of the first screw 303 is meshed with the first nut 304, the first screw 303 enables the first nut 304 to move left and right, the outer wall of the first nut 304 is fixedly connected with the rack 305, the first nut 304 drives the rack 305 to move, one end of the rack 305 is slidably connected with the first shell 301 through a sliding groove, the first shell 301 limits the moving direction of the rack 305 through a sliding chute, the lower part of the rack 305 is meshed with a straight gear 306, the rack 305 enables the straight gear 306 to rotate, one end of the straight gear 306 is rotationally connected with the first shell 301 through a rotating shaft, the first shell 301 rotationally supports the straight gear 306 through the rotating shaft, the outer wall of the straight gear 306 is slidably connected with four first sliding blocks 307 through sliding chutes, the straight gear 306 enables the first sliding blocks 307 to move towards the middle or the periphery, the outer wall of the first sliding blocks 307 is slidably connected with the first shell 301 through sliding chutes, the first shell 301 limits the moving direction of the first sliding blocks 307 through sliding chutes, a control panel 2 is installed at the top of the hardness tester 1, the control panel 2 is electrically connected with a hardness testing head 5 through an electric wire, an electric telescopic rod is arranged in the hardness testing head 5, the control panel 2 controls the electric telescopic rod to enable the hardness testing head 5 to move up and down, the hardness testing head 5 transmits the detected hardness information to the control panel 2, hardness detects head 5 through spout and sclerometer 1 sliding connection, and sclerometer 1 restricts the moving direction of hardness and detects head 5 through the spout.

The top of each of the four first sliding blocks 307 is provided with an auxiliary device 4, the four auxiliary devices 4 are identical in structure size, each auxiliary device 4 comprises a second shell 401, a second hand wheel 402, a second screw 403, a second nut 404 and a clamping block 405, the bottom of the second shell 401 is fixedly connected with the first sliding block 307, the first sliding block 307 drives the second shell 401 to move, the top of the second shell 401 is rotatably connected with the second hand wheel 402 through a bearing, the second shell 401 rotatably supports the second hand wheel 402 through the bearing, one end of the second hand wheel 402 is fixedly connected with the second screw 403, the second hand wheel 402 drives the second screw 403 to rotate, the outer wall of the second screw is slidably connected with the second nut 404, the second screw 403 enables the second nut 404 to move up and down, one end 403 of the second nut 404 is fixedly connected with the clamping block 405, the second nut 404 drives the clamping block 405 to move, the outer wall of the clamping block 405 is slidably connected with the second shell 401 through a sliding chute, the second shell 401 limits the moving direction of the clamping block 405 through the sliding groove, the other end of the second nut 404 is fixedly connected with the sliding block 6, the second nut 404 drives the sliding block 6 to move, the outer wall of the sliding block 6 is connected with the second shell 401 in a sliding mode through the sliding groove, and the second shell 401 limits the moving direction of the sliding block 6 through the sliding groove.

When the hardness test tool clamp based on the hardness tester is used, firstly a user places a metal ball between four clamping blocks 405, when the measured ball is large in volume, due to the fact that the ball is different in volume, the center of the ball is located at different positions, the center of the ball with the large volume is located at the upper portion, then four second hand wheels 402 are rotated, the second hand wheels 402 drive second screw rods 403 to rotate, second screw rods 403 enable second nuts 404 to move upwards, the second nuts 404 drive the clamping blocks 405 to move, the clamping blocks 405 move under the limitation of a second shell 401, the clamping blocks 405 stop after reaching the center positions of the metal ball, then the user rotates the first hand wheel 302, the first hand wheel 302 drives the first screw rods 303 to rotate, the first screw rods enable the first nuts 304 to move leftwards, the first nuts 304 drive racks 305 to move, the racks 303 enable the straight gears 306 to rotate, the straight gears 306 enable the four first slide blocks 307 to move anticlockwise, four first sliders 307 drive four auxiliary devices 4 to move, make four grip blocks 405 move to the centre, grip block 405 fixes the metal ball at central point, because hardness detection head 5 internally mounted has electric telescopic handle, through control panel 2's button control electric telescopic handle, make hardness detection head 5 move down, after hardness detection head 5 tightly pushes down the metal ball, hardness detection head 5 can send the hardness information of metal ball to control panel 2, and show, accomplish the use of this time device.

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 hardness test frock clamp based on sclerometer, includes sclerometer (1), its characterized in that: the outer wall of the hardness tester (1) is provided with a fixing device (3);

the fixing device (3) comprises a first shell (301), a first hand wheel (302), a first screw (303), a first nut (304), a rack (305), a straight gear (306) and a first sliding block (307);

the bottom of the first shell (301) is fixedly connected with a hardness tester (1), the outer wall of the first shell (301) is rotatably connected with a first hand wheel (302) through a bearing, one end of the first hand wheel (302) is fixedly connected with a first screw rod (303), the outer wall of the first screw rod (303) is meshed with a first nut (304), a rack (305) is fixedly connected to the outer wall of the first nut (304), one end of the rack (305) is connected with the first shell (301) in a sliding way through a sliding groove, the lower part of the rack (305) is meshed and connected with a straight gear (306), one end of the straight gear (306) is rotationally connected with the first shell (301) through a rotating shaft, the outer wall of the straight gear (306) is connected with four first sliding blocks (307) in a sliding way through sliding chutes, the outer wall of the first sliding block (307) is connected with the first shell (301) in a sliding mode through a sliding groove.

2. The durometer-based hardness test tooling fixture of claim 1, wherein: and a control panel (2) is installed at the top of the hardness tester (1).

3. The durometer-based hardness test tooling fixture of claim 2, wherein: the control panel (2) is electrically connected with the hardness detection head (5) through an electric wire, and the hardness detection head (5) is in sliding connection with the hardness meter (1) through a sliding groove.

4. The durometer-based hardness test tooling fixture of claim 1, wherein: auxiliary devices (4) are arranged at the tops of the four first sliding blocks (307);

the auxiliary device (4) comprises a second shell (401), a second hand wheel (402), a second screw (403), a second nut (404) and a clamping block (405);

the bottom and the first slider (307) looks rigid coupling of second shell (401), the top of second shell (401) is passed through the bearing and is rotated with second hand wheel (402) and be connected, the one end rigid coupling of second hand wheel (402) has second screw rod (403), the outer wall and the second nut (404) sliding connection of second screw rod (403), the one end rigid coupling of second nut (404) has grip block (405), the outer wall of grip block (405) passes through spout and second shell (401) sliding connection.

5. The durometer-based hardness test tooling fixture of claim 4, wherein: the other end of the second nut (404) is fixedly connected with a sliding block (6), and the outer wall of the sliding block (6) is connected with the second shell (401) in a sliding mode through a sliding groove.