CN215414843U

CN215414843U - Rockwell hardness tester

Info

Publication number: CN215414843U
Application number: CN202121555338.5U
Authority: CN
Inventors: 刘娇萍; 邓浩然
Original assignee: Sichuan Duxin Engineering Test And Detection Co ltd
Current assignee: Sichuan Duxin Engineering Test And Detection Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2022-01-04
Anticipated expiration: 2031-07-08

Abstract

The utility model relates to a rockwell hardness meter belongs to the technical field of hardness meter, and the rockwell hardness meter includes the workstation, it is provided with two propelling movement framves, two to slide on the workstation propelling movement frame relative slip, every the propelling movement frame sets up two butt joint boards on the push rod with sliding including sliding the push rod that sets up on the workstation, two the butt joint board relative slip, the slip direction of butt joint board perpendicular to push rod, be provided with the first driving piece that orders about two push rods and be close to each other or keep away from on the workstation, be provided with the second driving piece that orders about two butt joint boards and be close to each other or keep away from on the push rod. This application has and is convenient for place the workstation center with the material accuracy, the effect of raising the efficiency.

Description

Rockwell hardness tester

Technical Field

The application relates to the technical field of hardometers, in particular to a Rockwell hardness tester.

Background

The Rockwell hardness tester depends on magnetic force to adsorb a Rockwell hardness tester measuring head on the surface of steel, so that the metal hardness can be tested by contacting a test sample on one side, and the test sample does not need to be supported. The method is widely applied to workpieces such as quenching, surface quenching steel, quenching and tempering, annealing steel, chilled castings, forgeable castings, hard alloy steel, aluminum alloy, bearing steel, hardened thin steel plate and the like, and is one of the most common hardness detection methods at present.

In the related art, for example, chinese patent document with publication number CN211576844U discloses a rockwell hardness tester, which includes a frame, a rotating wheel is provided on the frame, connecting rods are provided on the left and right sides of the rotating wheel, a stud is provided above the rotating wheel, a workbench is provided on one side of the stud away from the rotating wheel, a platform seat is provided on the workbench, and a diamond pressure head is provided on the machine body. And placing the object to be detected on the central position of the platform seat, enabling the object to be detected to be in contact with the diamond pressure head, and then detecting the object to be detected by the equipment.

Aiming at the related technologies, the inventor finds that before measurement, the center of the platform base for placing the object to be measured is required to correspond to the diamond pressure head, so that a worker can hardly and accurately place the center of the platform base for placing the object to be measured, and the efficiency is low due to the fact that the center needs to be adjusted for many times.

SUMMERY OF THE UTILITY MODEL

In order to place the accurate workstation center with the material, raise the efficiency, this application provides a rockwell hardness meter.

The application provides a rockwell hardness tester adopts following technical scheme:

the utility model provides a Rockwell hardness tester, includes the workstation, it is provided with two push racks, two to slide on the workstation push rack sliding relative, every push rack sets up the push rod on the workstation and slides two butt joint boards that set up on the push rod, two the butt joint board sliding relative, the slip direction perpendicular to push rod's of butt joint board slip direction, be provided with the first driving piece that orders about two push rods and be close to each other or keep away from on the workstation, be provided with the second driving piece that orders about two butt joint boards and be close to each other or keep away from on the push rod.

Through adopting above-mentioned technical scheme, order about two push rods through first driving piece and be close to each other, the second driving piece orders about two butt joint boards and is close to each other for four butt joint boards are close to towards the workstation center, thereby make butt joint board promote the determinand to the workstation center, need not the position of staff's adjustment determinand many times, raise the efficiency.

Preferably, the first driving part comprises a first bidirectional screw rod rotatably arranged on the workbench, the two push rods are respectively in threaded connection with two ends of the first bidirectional screw rod, and a motor for driving the first bidirectional screw rod to rotate is arranged on the workbench.

By adopting the technical scheme, the starting motor drives the first bidirectional screw rod to rotate, so that the two push rods are driven to be close to each other, and the object to be detected is favorably pushed to move towards the center of the workbench.

Preferably, the second driving element includes a second bidirectional screw rod disposed on the push rod, and the two abutting plates are respectively connected to two ends of the second bidirectional screw rod by threads.

Through adopting above-mentioned technical scheme, rotate the bidirectional screw of second for two butt joint boards are close to each other, thereby promote the determinand and remove towards the workstation center, need not the staff adjustment, are favorable to raising the efficiency.

Preferably, the butt plate comprises a fixing plate arranged on the push rod and a sliding plate arranged on the fixing plate in a sliding mode, the fixing plate and the sliding plate are both L-shaped, the sliding direction of the sliding plate is along the vertical direction, and a limiting piece used for fixing the sliding plate to the fixing plate is arranged on the sliding plate.

Through adopting above-mentioned technical scheme, slide the slide to required height, fix the slide to the fixed plate through the limiting piece for the slide can promote the determinand of co-altitude not, enlarges application scope.

Preferably, the limiting piece comprises a limiting rod hinged to the sliding plate, the rotation axis of the limiting rod is vertical, a plurality of limiting grooves are formed in the fixing plate, and the limiting grooves are clamped with one end, far away from the sliding plate, of the limiting rod.

Through adopting above-mentioned technical scheme, slide the slide to required high rotation limit pole, make limit pole and the limited groove joint that corresponds to fix the slide to required height, adopt the joint cooperation in limit pole and limited groove, simple and convenient is suitable for the determinand of co-altitude.

Preferably, the slide is provided with the arc on the slide, vertical direction is followed to the slip direction of arc, set up on the slide with arc sliding fit's spout, the spout runs through the one end that the workstation was kept away from to the slide.

Through adopting above-mentioned technical scheme, realize the dismouting between arc and the slide through the slip arc, the arc is applicable to and promotes spherical or columniform determinand, improves application scope.

Preferably, the push rod is provided with an accommodating groove for accommodating the arc-shaped plate.

Through adopting above-mentioned technical scheme, the holding tank is convenient for accomodating of arc, facilitates for the use of arc.

Preferably, one side of the push rod, which is far away from the abutting plate, is provided with an oilstone used for polishing the surface of the object to be tested.

Through adopting above-mentioned technical scheme, when need polish the determinand of the surface smoothness, the oilstone set up to the polishing of determinand provides convenience.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the starting motor drives the first bidirectional screw rod to rotate, so that the two push rods are driven to be close to each other, the second bidirectional screw rod is rotated, the two abutting plates are driven to be close to each other, the four abutting plates push the object to be detected to move towards the center of the workbench, adjustment of workers is not needed, and efficiency is improved;

2. sliding the sliding plate to the required height to rotate the limiting rods, and enabling the limiting rods to be clamped with the corresponding limiting grooves, so that the sliding plate is fixed to the required height, the device is suitable for objects to be measured with different heights, and the application range is expanded;

3. the arc plate and the sliding plate are disassembled and assembled through the sliding arc plate, the arc plate is suitable for pushing a spherical or cylindrical object to be tested, and the application range is widened.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a sectional view of the entire structure of the abutment plate in the embodiment of the present application.

Description of reference numerals: 1. a work table; 2. a push rod; 3. a butt joint plate; 31. a fixing plate; 32. a slide plate; 4. a first bidirectional lead screw; 5. a motor; 6. a second bidirectional lead screw; 7. a restraining bar; 8. defining a slot; 9. an arc-shaped plate; 10. a chute; 11. a body; 12. accommodating grooves; 13. -oilstone; 14. a support plate; 15. a guide bar; 16. a groove; 17. a handle; 18. a dovetail block; 19. a dovetail groove; 20. a slider; 21. and (7) blocking edges.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a Rockwell hardness tester. Referring to fig. 1 and 2, the rockwell hardness tester comprises a machine body 11, a workbench 1 is arranged on the machine body 11, two pushing frames are arranged on the workbench 1 in a sliding manner, the two pushing frames slide relatively, each pushing frame comprises a push rod 2 arranged on the workbench 1 in a sliding manner and two abutting plates 3 arranged on the push rod 2 in a sliding manner, the two abutting plates 3 slide relatively, the sliding direction of the abutting plates 3 is perpendicular to the sliding direction of the push rod 2, a supporting plate 14 is fixedly connected to the workbench 1, a first driving piece for driving the two push rods 2 to approach or separate from each other is arranged on the supporting plate 14, the first driving piece comprises a first bidirectional screw 4 rotatably arranged on the supporting plate 14, the two push rods 2 are respectively in threaded connection with two ends of the first bidirectional screw 4, a motor 5 is arranged on the supporting plate 14, the first bidirectional screw 4 is connected with an output end of the motor 5, a guide rod 15 is fixedly connected to the supporting plate 14, the push rods 2 are in a sliding connection with the guide rod 15, the guide bar 15 is the slip direction of push rod 2, is favorable to the steady slip of push rod 2, and fixedly connected with is used for polishing the oilstone 13 on determinand surface on organism 11, and what set up to oilstone 13 is convenient for polishing of the non-smooth determinand in surface.

Referring to fig. 1 and 2, one side of the push rod 2 close to the butt plate 3 is provided with a groove 16, a second driving piece which drives the two butt plates 3 to be close to or away from each other is arranged in the groove 16, the second driving piece comprises a second bidirectional screw rod 6 which is rotatably arranged in the groove 16, the two butt plates 3 are respectively in threaded connection with two ends of the second bidirectional screw rod 6, and a handle 17 is fixedly connected to the second bidirectional screw rod 6, so that the second bidirectional screw rod 6 can rotate conveniently.

Put into the determinand between four butt plate 3, starter motor 5 orders about first bidirectional screw 4 and rotates for two push rods 2 are close to each other, rotate the two bidirectional screw 6, order about two butt plate 3 on the push rod 2 and are close to each other, thereby make four butt plate 3 remove towards the direction that is close to workstation 1 center, and four butt plate 3 promote the determinand to workstation 1 center, need not staff's adjustment many times, raise the efficiency.

Referring to fig. 3, the abutting plate 3 includes a fixing plate 31 screwed on the second bidirectional screw 6 and a sliding plate 32 slidably disposed on the fixing plate 31, the fixing plate 31 and the sliding plate 32 are both L-shaped, the sliding direction of the sliding plate 32 is along the vertical direction, a dovetail block 18 is fixedly connected to the sliding plate 32, a dovetail groove 19 slidably engaged with the dovetail block 18 is formed in the fixing plate 31, and the dovetail block 18 is engaged with the dovetail groove 19 to prevent the sliding plate 32 from falling off; the sliding plate 32 is provided with a limiting piece used for fixing the sliding plate 32 to the fixing plate 31, the limiting piece comprises a limiting rod 7 hinged to the side wall of the sliding plate 32, the limiting rod 7 is L-shaped, the rotation axis of the limiting rod 7 is in the vertical direction, the fixing plate 31 is provided with a plurality of limiting grooves 8, the limiting grooves 8 are clamped with one ends, far away from the sliding plate 32, of the limiting rods 7, and the ends, clamped with the limiting grooves 8, of the limiting rods 7 are provided with chamfers so that the limiting rods 7 can move into or out of the limiting grooves 8 conveniently.

According to the height of the object to be measured, the sliding plate 32 is slid to the required height, the limiting rod 7 is rotated to clamp one end, far away from the sliding plate 32, of the limiting rod 7 with the corresponding limiting groove 8, so that the sliding plate 32 is fixed to the required height, the device is suitable for the objects to be measured with different heights, and the application range is expanded.

Referring to fig. 1 and 3, slide on the slide 32 and be provided with arc 9, vertical direction is followed to the slip direction of arc 9, arc 9 both ends fixedly connected with slider 20, set up on the slide 32 with slider 20 sliding fit's spout 10, in this embodiment, slider 20 is T shape, spout 10 runs through the one end that workstation 1 was kept away from to slide 32, set up holding tank 12 that holds arc 9 on the organism 11, the opening part fixedly connected with flange 21 of holding tank 12, in order to prevent that arc 9 from falling out holding tank 12, it facilitates to accomodate for arc 9.

When the object to be measured is spherical or cylindrical, the arc-shaped plate 9 is taken out of the containing groove 12, the sliding block 20 is slid into the sliding groove 10, and therefore the arc-shaped plate 9 is connected to the sliding plate 32, so that the spherical or spherical-column-shaped object to be measured is pushed to move towards the center of the workbench 1; after the use, with arc 9 from spout 10 roll-off, put into holding tank 12, simple and convenient, the strong operability.

The implementation principle of the embodiment of the application is as follows: put into the determinand between four butt joint boards 3, starter motor 5 orders about first bidirectional screw 4 and rotates for two push rods 2 are close to each other, rotate the two bidirectional screw 6, order about two butt joint boards 3 on the push rod 2 and are close to each other, thereby make four butt joint boards 3 move towards the direction that is close to workstation 1 center, and four butt joint boards 3 promote the determinand to workstation 1 center, need not the position of staff's adjustment determinand many times, raise the efficiency.

Sliding the sliding plate 32 to a required height, rotating the limiting rod 7 to clamp one end, far away from the sliding plate 32, of the limiting rod 7 with the limiting groove 8, so that the sliding plate 32 is fixed to the required height and is suitable for objects to be measured with different heights; the arc 9 is suitable for spherical or cylindrical determinand, and the dismouting between arc 9 and the slide 32 is realized to slip arc 9, facilitates for the use of arc 9, enlarges application scope.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A Rockwell hardness tester, comprising a worktable (1), characterized in that: the utility model discloses a push rod, including workstation (1), workstation (2) is provided with two push frame, two the push frame relative slip, every the push frame sets up push rod (2) on workstation (1) and slides two butt joint board (3) of setting on push rod (2) including sliding two butt joint board (3) relative slip of butt joint board (3), the slip direction of slip direction perpendicular to push rod (2) of butt joint board (3), be provided with the first driving piece that orders about two push rods (2) and be close to each other or keep away from on workstation (1), be provided with the second driving piece that orders about two butt joint board (3) and be close to each other or keep away from on push rod (2).

2. A rockwell hardness tester according to claim 1, wherein: the first driving piece comprises a first bidirectional lead screw (4) which is rotatably arranged on a workbench (1), two push rods (2) are respectively in threaded connection with two ends of the first bidirectional lead screw (4), and a motor (5) which drives the first bidirectional lead screw (4) to rotate is arranged on the workbench (1).

3. A rockwell hardness tester according to claim 2, wherein: the second driving piece comprises a second bidirectional screw rod (6) arranged on the push rod (2), and the two abutting plates (3) are respectively in threaded connection with two ends of the second bidirectional screw rod (6).

4. A rockwell hardness tester according to claim 1, wherein: butt joint board (3) are including setting up fixed plate (31) on push rod (2) and slide (32) of sliding setting at fixed plate (31), fixed plate (31) are L shape with slide (32), the slip direction of slide (32) is along vertical direction, be provided with on slide (32) and be used for fixing slide (32) to the limiting piece on fixed plate (31).

5. A Rockwell hardness tester according to claim 4, wherein: the limiting piece comprises a limiting rod (7) hinged to the sliding plate (32), the rotating axis of the limiting rod (7) is vertical, a plurality of limiting grooves (8) are formed in the fixing plate (31), and the limiting grooves (8) are clamped with one end, far away from the sliding plate (32), of the limiting rod (7).

6. A Rockwell hardness tester according to claim 4, wherein: slide on slide (32) and be provided with arc (9), vertical direction is followed to the slip direction of arc (9), seted up on slide (32) with arc (9) sliding fit's spout (10), spout (10) run through the one end that workstation (1) was kept away from in slide (32).

7. The rockwell hardness tester according to claim 6, wherein: still include organism (11), workstation (1) sets up on organism (11), set up holding tank (12) that hold arc (9) on organism (11).

8. A rockwell hardness tester according to claim 7, wherein: the machine body (11) is provided with an oilstone (13) used for polishing the surface of an object to be tested.