CN219532787U - Hardness detection device for bearing ring - Google Patents

Abstract

The utility model discloses a hardness detection device for a bearing ring, which comprises a bottom plate, wherein a workbench is arranged on the bottom plate, an outer ring hardness detection mechanism and an inner ring hardness detection mechanism which are arranged side by side are arranged on the workbench, and automatic standard alignment structures are arranged on the side edges of the outer ring hardness detection mechanism and the inner ring hardness detection mechanism. The beneficial effects of the utility model are as follows: the hardness of the outer ring and the inner ring of the bearing is detected, the position precision of the bearing when the bearing is detected is ensured through the automatic standard alignment structure, the detection success rate of the bearing, the detection safety and the service life of equipment and a probe are ensured, the continuous operation of the bearing detection is ensured, and the detection yield and the detection efficiency of the bearing are improved; the outer ring detection reference assembly and the inner ring detection reference assembly are used as reference standards for detecting the outer ring and the inner ring of the bearing, so that a detector can conveniently and directly watch the bearing detection standards, the operation key can be mastered by the detector quickly, and the detection precision and the yield of the outer ring of the bearing are ensured.

Description

Hardness detection device for bearing ring

Technical Field

The utility model relates to the technical field of bearing detection, in particular to a hardness detection device for a bearing ring.

Background

A bearing ring (bearing ring) is an annular part of a radial rolling bearing with one or several raceways, generally comprising an outer ring and an inner ring. The most important quality parameters for bearing ring detection are processing quality, crack flaws, surface hardness and the like, the hardness of the existing bearing ring is detected by an impact type hardness tester, the hardness tester can only test a certain point on the bearing ring, the hardness of the outer surface of the bearing ring is often tested, the hardness of the inner part cannot be tested, and the data of the heat-treated bearing ring is not comprehensive. For example, the patent publication number is CN213749454U, and the patent name is a bearing ring hardness detection device, which is characterized in that the bearing ring hardness detection device is contacted with a bearing ring through a hardness meter, then is loaded through the hardness meter, releases loading stress, and finally reads the hardness value through a display instrument. The bearing ring hardness detection device can only detect the surface of the bearing ring, cannot detect the hardness of the inside of the ring, and has relatively poor detection precision.

Disclosure of Invention

The present utility model is directed to a hardness testing device for a bearing ring, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the hardness detection device for the bearing ring comprises a bottom plate, wherein a workbench is arranged on the bottom plate, an outer ring hardness detection mechanism and an inner ring hardness detection mechanism which are arranged side by side are arranged on the workbench, and automatic standard alignment structures are arranged on the side edges of the outer ring hardness detection mechanism and the inner ring hardness detection mechanism;

the outer ring hardness detection mechanism comprises a first mounting plate vertically fixed on a workbench, a first bracket is arranged on one side surface of the first mounting plate, a first outer ring detection probe is connected to the lower portion of the first bracket, a first lifting cylinder fixed below the workbench is arranged below the first outer ring detection probe, a piston rod of the first lifting cylinder is upwards connected with a first top plug, the first top plug vertically penetrates through the workbench, and an outer ring detection reference assembly is arranged on the side surface, far away from the first bracket, of the first mounting plate;

the inner ring hardness detection mechanism comprises a second mounting plate vertically fixed on the workbench, a second lifting cylinder is mounted on the side face, close to the first support, of the second mounting plate, a piston rod of the second lifting cylinder is downward and connected with a third support, a first inner ring detection probe is arranged below the third support, and an inner ring detection reference assembly is arranged on the side face, far away from the second lifting cylinder, of the second mounting plate.

Further preferably, the automatic mark aligning structure comprises a horizontal cylinder, a piston rod end of the horizontal cylinder is connected with a mark aligning plate, a mark aligning hole is formed in the mark aligning plate, whether the position of the bearing placed during detection is accurate or not can be judged through the automatic mark aligning structure, the accurate placement position of the bearing during detection is guaranteed, and continuous operation of bearing detection is guaranteed.

Further preferably, the top of first mounting panel is fixed with the first fixed plate that the level set up, be equipped with first linear guide between first support and the first mounting panel, be connected with the adjusting screw of vertical setting between first support and the first fixed plate, can guarantee through first linear guide that the direction of lifting of first support is accurate, it is steady to go up and down, is connected with first support, first fixed plate through adjusting screw, cooperates first linear guide, can realize adjusting the height of first support.

Further preferably, a second bracket fixed below the workbench is connected above the first lifting cylinder, and the first lifting cylinder is connected and fixed through the second bracket; the top of second support is equipped with the first cushion that wears to locate on the workstation, first top stopper activity wears to locate in the first cushion, and first cushion is used for treating the support, placing when the bearing that the outer lane detected detects.

Further preferably, a third fixing plate horizontally arranged is fixed at the top end of the second mounting plate, and the second lifting cylinder is fixed on the third fixing plate and supports the second lifting cylinder through the third fixing plate.

Further preferably, a second linear guide rail is arranged between the third support and the second mounting plate, so that stable and smooth lifting of the third support is ensured, and the detection precision of the first inner ring detection probe is improved.

Further preferably, a fourth support fixed below the workbench is arranged right below the first inner ring detection probe, a second cushion block penetrating through the workbench is arranged above the fourth support, and an avoidance hole is formed in the second cushion block. Support to the second cushion is realized through the fourth support, placement of the bearing that treats the inner circle detection are realized through the second cushion, dodge the hole and realize dodging first inner circle detection probe, can strike the second cushion when preventing first inner circle detection probe to insert the bearing inner circle, play the guard action to first inner circle detection probe.

Further preferably, the outer ring detection reference assembly comprises a second outer ring detection probe, the second outer ring detection probe is arranged on the side surface, far away from the first support, of the first mounting plate, a second fixing plate is arranged below the second outer ring detection probe, and a second top plug inserted in the second outer ring detection probe is arranged above the second fixing plate. The second top plug of the outer ring detection reference assembly is inserted into the second outer ring detection probe to realize reference during detection of the bearing outer ring, and the second top plug is used as a standard sample for detection of the bearing outer ring, so that a detector can directly observe, the detector can conveniently and rapidly get on hand, and the detection yield of the bearing outer ring is guaranteed.

Still preferably, the inner ring detection reference assembly comprises a second inner ring detection probe, the second inner ring detection probe is arranged on the side surface, far away from the second lifting cylinder, of the second mounting plate, and a detection plate is arranged below the second inner ring detection probe. The second inner ring detection probe of the inner ring detection reference assembly and the relative position of the detection plate are arranged, so that reference during detection of the bearing inner ring is realized, and the reference is used as a standard sample for detection of the bearing inner ring, so that a detector can directly observe, the detector can conveniently and rapidly get on hand, and the detection yield of the bearing inner ring is ensured.

The beneficial effects are that: according to the hardness detection device for the bearing ring, the hardness detection of the outer ring of the bearing is realized through the outer ring hardness detection mechanism, the hardness detection of the inner ring of the bearing is realized through the inner ring hardness detection mechanism, the position precision of the bearing when the bearing is detected is ensured through the automatic standard alignment structure, the detection success rate and the detection safety and the service life of equipment and a probe are ensured, the continuous operation of the bearing detection is ensured, and the detection yield and the detection efficiency of the bearing are improved; the outer ring detection reference assembly and the inner ring detection reference assembly are used as reference standards for detecting the outer ring and the inner ring of the bearing, so that a detector can conveniently and directly watch the bearing detection standards, the operation key can be mastered by the detector quickly, and the detection precision and the yield of the outer ring of the bearing are ensured.

Drawings

FIG. 1 is a schematic view of an axial structure of a view angle of a hardness testing device for a bearing ring according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of an axial structure of another view of a hardness testing device for a bearing ring according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram showing a front view of a hardness testing device for a bearing ring according to an embodiment of the present utility model;

FIG. 4 is a schematic left-hand view of a hardness testing device for a bearing ring according to an embodiment of the present utility model;

FIG. 5 is a schematic diagram of a matching structure of an outer ring hardness detection mechanism and an automatic alignment structure according to an embodiment of the present utility model;

fig. 6 is a schematic diagram of a matching structure of the inner ring hardness detection mechanism and the automatic alignment structure according to the embodiment of the present utility model.

Reference numerals: 10-bottom plate, 20-workbench, 30-outer ring hardness detection mechanism, 301-first mounting plate, 302-first fixing plate, 303-first bracket, 304-first linear guide, 305-adjusting screw, 306-first outer ring detection probe, 307-second bracket, 308-first lifting cylinder, 309-first top plug, 310-first cushion, 311-outer ring detection reference component, 3111-second outer ring detection probe, 3112-second fixing plate, 3113-second top plug, 40-inner ring hardness detection mechanism, 401-second mounting plate, 402-third fixing plate, 403-second lifting cylinder, 404-third bracket, 405-first inner ring detection probe, 406-fourth bracket, 407-second cushion, 408-second linear guide, 409-inner ring detection reference component, 4091-second inner ring detection probe, 4092-plate, 50-automatic alignment structure, 501-horizontal cylinder, 502-alignment plate, 503-alignment hole.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 1 to 6, a hardness testing device for a bearing ring is used for hardness testing of an outer ring and an inner ring of a bearing. The hardness detection device comprises a bottom plate 10, wherein a workbench 20 is arranged on the bottom plate 10, an outer ring hardness detection mechanism 30 and an inner ring hardness detection mechanism 40 which are arranged side by side are arranged on the workbench 20, the hardness detection of the outer ring of a bearing is realized through the outer ring hardness detection mechanism 30, the hardness detection of the inner ring of the bearing is realized through the inner ring hardness detection mechanism 40, the hardness detection is carried out through a probe, the outer ring and the inner ring of the bearing are magnetically induced through an exciting coil, the characteristics of alloy components, heat treatment states and the like of the outer ring and the inner ring of the bearing can be detected through measuring fundamental wave components of induction potential of the detecting coil, and therefore the hardness sorting of the outer ring and the inner ring of the bearing is realized, and the precision measurement of the hardness is achieved. The side of outer lane hardness detection mechanism 30 and inner circle hardness detection mechanism 40 all is equipped with automatic to mark structure 50, through the setting of automatic to mark structure 50, guarantees the position accuracy when the bearing is detected, guarantees the detection success rate and the detection security and the life of equipment, probe of bearing, guarantees the continuous operation of bearing detection, helps improving bearing detection yields and efficiency.

In the utility model, the outer ring hardness detection mechanism 30 comprises a first mounting plate 301 vertically fixed on the workbench 20, a first bracket 303 is arranged on one side surface of the first mounting plate 301, a first outer ring detection probe 306 is connected below the first bracket 303, a first lifting cylinder 308 fixed below the workbench 20 is arranged below the first outer ring detection probe 306, a piston rod of the first lifting cylinder 308 is upwards connected with a first top plug 309, and the first top plug 309 vertically penetrates through the workbench 20. The first bracket 303 is used for installing the first outer ring detection probe 306, drives the first top plug 309 to rise through the first lifting cylinder 308, can jack up the bearing moving to the lower part of the first outer ring detection probe 306, and sends the bearing to the inside of the first outer ring detection probe 306, so that hardness detection of the outer ring of the bearing is realized. The outer ring detection reference assembly 311 is arranged on the side surface of the first mounting plate 301, which is far away from the first bracket 303, and is used as a reference standard for detecting the outer ring of the bearing, so that a detector can quickly grasp the operation key according to the physical reference of the outer ring detection reference assembly 311, and the detection precision and the yield of the outer ring of the bearing are ensured; the learning efficiency is improved.

In the utility model, the inner ring hardness detection mechanism 40 comprises a second mounting plate 401 vertically fixed on the workbench 20, a second lifting cylinder 403 is mounted on the side surface of the second mounting plate 401, which is close to the first bracket 303, a piston rod of the second lifting cylinder 403 is downward and is connected with a third bracket 404, and a first inner ring detection probe 405 is arranged below the third bracket 404. The third support 404 is used for mounting the first inner ring detection probe 405, and the second lifting cylinder 403 drives the third support 404 to descend, so that the first inner ring detection probe 405 can be driven to descend and inserted into the inner ring of the bearing, thereby realizing hardness detection of the inner ring of the bearing. The side of the second mounting plate 401 far away from the second lifting cylinder 403 is provided with an inner ring detection reference component 409 as a reference standard for detecting the inner ring of the bearing, which is simple and clear, and a detector can quickly grasp the operation key according to the physical reference of the inner ring detection reference component 409, so that the detection precision and the yield of the inner ring of the bearing are ensured, and the learning efficiency is improved.

In the utility model, the automatic alignment structure 50 comprises a horizontal cylinder 501, a piston rod end of the horizontal cylinder 501 is connected with an alignment plate 502, and an alignment hole 503 is arranged on the alignment plate 502. The two horizontal cylinders 501 of the two automatic alignment structures 50 are respectively fixed at the back of the first mounting plate 301 and the second mounting plate 401, the alignment holes 503 on the alignment plate 502 are used for bearing placement, the alignment plate 502 is driven to move forward through the horizontal cylinders 501, the bearing placed in the alignment plate 503 is driven to move and move to a set position, then the first top plug 309 is driven to lift up through the first lifting cylinder 308 to jack up the bearing upwards, whether the bearing can be accurately and smoothly fed into the first outer ring detection probe 306 is judged, the second lifting cylinder 403 is driven to lift down the first inner ring detection probe 405, whether the first inner ring detection probe 405 can be accurately and smoothly inserted into the inner ring of the bearing is judged, so that whether the position where the bearing is placed during detection is accurate is judged, the placement position of the bearing during detection is guaranteed to be accurate, continuous operation of bearing detection is guaranteed, and bearing detection yield and efficiency are improved.

In the utility model, a first fixing plate 302 horizontally arranged is fixed at the top end of a first mounting plate 301, a first linear guide rail 304 is arranged between a first bracket 303 and the first mounting plate 301, and a vertically arranged adjusting screw 305 is connected between the first bracket 303 and the first fixing plate 302. Through the arrangement of the adjusting screw 305 and the first linear guide 304, the height position of the first bracket 303 is adjusted, and then the height position of the first outer ring detecting probe 306 is adjusted. The adjusting screw 305 passes through the first bracket 303 and the first fixing plate 302 in a threaded connection manner, and the first bracket 303 can be driven to move on the track of the first linear guide rail 304 by rotating the adjusting screw 305, so that the height of the first bracket 303 is adjusted, the height of the first outer ring detection probe 306 is adjusted, and the accuracy of the height position of the first outer ring detection probe 306 is ensured.

In the present utility model, a second bracket 307 fixed below the workbench 20 is connected to the upper side of a first lifting cylinder 308, a first cushion block 310 penetrating through the workbench 20 is arranged above the second bracket 307, and a first top plug 309 movably penetrates through the first cushion block 310. The second bracket 307 is used for installing and fixing the first lifting cylinder 308 and supporting the first cushion block 310; and the first top plug 309 is used for placing during bearing detection, is made of a siren material, has good extension strength, fatigue resistance and low friction coefficient, is super-wear-resistant and antistatic, has long service life, is harmless to the bearing, ensures no static electricity during bearing detection, and improves the detection precision of the bearing.

In the utility model, a third fixing plate 402 which is horizontally arranged is fixed at the top end of a second mounting plate 401, a second lifting cylinder 403 is fixed on the third fixing plate 402, and the second lifting cylinder 403 is mounted through the third fixing plate 402; a second linear guide rail 408 is arranged between the third support 404 and the second mounting plate 401, the lifting of the third support 404 is stable and smooth through the second linear guide rail 408, the first inner ring detection probe 405 installed on the third support 404 is ensured to be accurately inserted into the inner ring of the bearing to be detected, and the inner ring detection precision and the yield of the bearing are ensured.

In the utility model, a fourth support 406 fixed below the workbench 20 is arranged under the first inner ring detection probe 405, a second cushion block 407 penetrating through the workbench 20 is arranged above the fourth support 406, and an avoidance hole is arranged on the second cushion block 407. The second cushion block 407 is made of a siren material, has good extension strength, fatigue resistance and low friction coefficient, is super-wear-resistant and antistatic, has long service life, is harmless to the bearing, ensures no static electricity during bearing detection, and improves the detection precision of the bearing. The dodging hole on the second cushion 407 has the effect of dodging, and when the first inner ring detection probe 405 inserts into the inner ring of the bearing downwards, the dodging hole can play the effect of dodging to the lower end part of the first inner ring detection probe 405, so that the first inner ring detection probe 405 is prevented from impacting the workbench 20, and the damage of the first inner ring detection probe 405 is caused.

In the present utility model, the outer ring detection reference assembly 311 includes a second outer ring detection probe 3111, and the second outer ring detection probe 3111 is disposed on a side surface of the first mounting plate 301 away from the first bracket 303, that is, on a rear surface of the first mounting plate 301; the second fixed plate 3112 is arranged below the second outer ring detection probe 3111, the second top plug 3113 inserted into the second outer ring detection probe 3111 is arranged above the second fixed plate 3112, the second top plug 3113 is inserted into the second outer ring detection probe 3111, and the position is the standard position of the top plug inserted into the outer ring detection probe 3111 when the outer ring of the bearing is detected, so that a detector can intuitively observe the condition which should be achieved when the outer ring of the bearing is detected, the operation requirement can be mastered quickly by the detector, the detection precision and the yield of the inner ring of the bearing are guaranteed, and the learning efficiency of the detector is improved.

In the present utility model, the inner ring detection reference assembly 409 includes a second inner ring detection probe 4091, the second inner ring detection probe 4091 is disposed on a side surface of the second mounting plate 401 away from the second lifting cylinder 403, and a detection plate 4092 is disposed below the second inner ring detection probe 4091. Through the position setting of the second inner ring detection probe 4091 relative to the detection plate 4092, the position is the position of the inner ring detection probe relative to the cushion block during bearing inner ring detection, namely, the position is used as the standard state of bearing inner ring detection, the condition that should be reached during bearing outer ring detection can be intuitively observed by a detector, the operation key can be mastered by the detector, the detection precision and the yield of the bearing inner ring are ensured, and the learning efficiency of the detector is improved.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the summary of the present utility model within the scope of the present utility model.

Claims (9)

1. Hardness detection device for bearing ring, including bottom plate (10), be equipped with workstation (20), its characterized in that on bottom plate (10): an outer ring hardness detection mechanism (30) and an inner ring hardness detection mechanism (40) which are arranged side by side are arranged on the workbench (20), and automatic standard alignment structures (50) are arranged on the side edges of the outer ring hardness detection mechanism (30) and the inner ring hardness detection mechanism (40);

the outer ring hardness detection mechanism (30) comprises a first mounting plate (301) vertically fixed on the workbench (20), a first bracket (303) is arranged on one side surface of the first mounting plate (301), a first outer ring detection probe (306) is connected to the lower side of the first bracket (303), a first lifting cylinder (308) fixed below the workbench (20) is arranged below the first outer ring detection probe (306), a piston rod of the first lifting cylinder (308) is upwards connected with a first top plug (309), the first top plug (309) vertically penetrates through the workbench (20), and an outer ring detection reference assembly (311) is arranged on the side surface, far away from the first bracket (303), of the first mounting plate (301);

the inner ring hardness detection mechanism (40) comprises a second mounting plate (401) vertically fixed on the workbench (20), a second lifting cylinder (403) is mounted on the side face, close to the first support (303), of the second mounting plate (401), a piston rod of the second lifting cylinder (403) is downward and connected with a third support (404), a first inner ring detection probe (405) is arranged below the third support (404), and an inner ring detection reference assembly (409) is arranged on the side face, far away from the second lifting cylinder (403), of the second mounting plate (401).

2. A hardness testing device for a bearing ring according to claim 1, characterized in that: the automatic alignment structure (50) comprises a horizontal cylinder (501), a piston rod end of the horizontal cylinder (501) is connected with an alignment plate (502), and an alignment hole (503) is formed in the alignment plate (502).

3. A hardness testing device for a bearing ring according to claim 1, characterized in that: the top of first mounting panel (301) is fixed with first fixed plate (302) of level setting, be equipped with first linear guide (304) between first support (303) and first mounting panel (301), be connected with adjusting screw (305) of vertical setting between first support (303) and first fixed plate (302).

4. A hardness testing device for a bearing ring according to claim 1, characterized in that: the upper portion of first lift cylinder (308) is connected with second support (307) of being fixed in workstation (20) below, the top of second support (307) is equipped with first cushion (310) of wearing to locate on workstation (20), first top stopper (309) activity wears to locate in first cushion (310).

5. A hardness testing device for a bearing ring according to claim 1, characterized in that: a third fixing plate (402) which is horizontally arranged is fixed at the top end of the second mounting plate (401), and the second lifting cylinder (403) is fixed on the third fixing plate (402).

6. A hardness testing device for a bearing ring according to claim 1, characterized in that: a second linear guide rail (408) is arranged between the third bracket (404) and the second mounting plate (401).

7. A hardness testing device for a bearing ring according to claim 1, characterized in that: a fourth support (406) fixed below the workbench (20) is arranged right below the first inner ring detection probe (405), a second cushion block (407) penetrating through the workbench (20) is arranged above the fourth support (406), and an avoidance hole is formed in the second cushion block (407).

8. A hardness testing device for a bearing ring according to claim 1, characterized in that: the outer ring detection reference assembly (311) comprises a second outer ring detection probe (3111), the second outer ring detection probe (3111) is arranged on the side surface, far away from the first bracket (303), of the first mounting plate (301), a second fixing plate (3112) is arranged below the second outer ring detection probe (3111), and a second top plug (3113) inserted into the second outer ring detection probe (3111) is arranged above the second fixing plate (3112).

9. A hardness testing device for a bearing ring according to claim 1, characterized in that: the inner ring detection reference assembly (409) comprises a second inner ring detection probe (4091), the second inner ring detection probe (4091) is arranged on the side surface, far away from the second lifting cylinder (403), of the second mounting plate (401), and a detection plate (4092) is arranged below the second inner ring detection probe (4091).