CN212363650U - Bearing stress detection device - Google Patents
Bearing stress detection device Download PDFInfo
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- CN212363650U CN212363650U CN202020813717.9U CN202020813717U CN212363650U CN 212363650 U CN212363650 U CN 212363650U CN 202020813717 U CN202020813717 U CN 202020813717U CN 212363650 U CN212363650 U CN 212363650U
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Abstract
The utility model provides a bearing atress detection device relates to bearing detection technical field, include: the device comprises a device main body, a detection cavity, a through hole, a pressure applying mechanism, a detection structure, a bearing main body, a display and a control switch, wherein the detection cavity is fixedly connected inside the device main body. The utility model discloses a set up and detect the structure, the mechanism of exerting pressure, electricity liquid push rod two, atress board two, pressure sensor two, connecting plate two, the display, make bearing atress detection device carry out pressure detection to the bearing, continue to pressurize through two electricity liquid push rods of control switch control, when the bearing main part bears pressure and reachs self and bear the critical point, the bearing main part left and right sides is toward expanding outward, make the bearing main part left and right sides extrude detecting the structure, make two pressure of pressure sensor that detect the structure inside change, when two pressure of pressure sensor change, the maximum pressure that the bearing main part can bear is this pressure sensor display pressure of carving promptly.
Description
Technical Field
The utility model relates to a bearing detects technical field, particularly, relates to a bearing atress detection device.
Background
Bearing quality evaluation method mainly includes dynamic and static load analysis, static contact stress analysis, and size, material, thermal treatment quality testing, dynamic endurance test etc. above these evaluation methods are very important to bearing quality control, and nevertheless three pin joint roller bearing's operating condition most time is in relative static stress state, does not have the device that is used for detecting roller bearing static atress at present yet, the utility model discloses consequently come, consequently, the urgent need for a bearing atress detection device.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem of proposing in the background art to a bearing atress detection device is provided.
In order to achieve the above object, the utility model provides a following technical scheme: a bearing force detection device, comprising: the device comprises a device main body, a detection cavity, a through hole, a pressure applying mechanism, a detection structure, a bearing main body, a display and a control switch, wherein the detection cavity is fixedly connected inside the device main body;
the pressure applying mechanism includes: the detection device comprises a first electro-hydraulic push rod, a first stress plate, a first pressure sensor and a first connecting plate, wherein one end of the pressure applying mechanism is fixedly connected with the first electro-hydraulic push rod, the other end of the first electro-hydraulic push rod is fixedly connected with the inner wall of the detection cavity, one end of the first electro-hydraulic push rod is fixedly connected with the first stress plate, one side surface of the first stress plate is fixedly connected with the first pressure sensor, and one side surface of the first pressure sensor is fixedly connected with the first connecting plate;
the detection structure includes: the detection device comprises a second electro-hydraulic push rod, a second stress plate, a second pressure sensor and a second connecting plate, wherein one end of the detection structure is fixedly connected with the second electro-hydraulic push rod, the second electro-hydraulic push rod is fixedly connected with the inner wall of the detection cavity, one end of the second electro-hydraulic push rod is fixedly connected with the second stress plate, one end of the second stress plate is fixedly connected with the second pressure sensor, and one end of the second pressure sensor is fixedly connected with the second connecting plate.
Preferably, the pressure applying mechanism and the detecting structure are arranged vertically.
Preferably, the two pressure applying mechanisms are oppositely arranged, and the two detecting structures are oppositely arranged.
Preferably, the inner side surfaces of the first connecting plate and the second connecting plate are both arc surfaces.
Preferably, the control switch is electrically connected with the first electro-hydraulic push rod and the second electro-hydraulic push rod, and the first pressure sensor and the second pressure sensor are electrically connected with the display.
Preferably, the display is provided with four split screens, and the split screens sequentially and respectively display detection data of the two first pressure sensors and the two second pressure sensors.
The utility model provides a bearing atress detection device has following beneficial effect:
1. this bearing atress detection device is through setting up the detection structure, the mechanism of exerting pressure, electrohydraulic push rod two, atress board two, pressure sensor two, connecting plate two, the display, make bearing atress detection device when carrying out pressure detection to the bearing, continue to pressurize through two electrohydraulic push rod one of control switch control, when bearing main part bearing pressure reachs self and bears the critical point, the bearing main part left and right sides outwards expands, make the bearing main part left and right sides extrude the detection structure, make the inside pressure sensor two pressure of detection structure change, when pressure sensor two pressure changes, the maximum pressure that bearing main part can bear is this pressure sensor display pressure at this moment promptly.
2. The bearing stress detection device has the advantages that by the arrangement of the pressing mechanism, the first electro-hydraulic push rod, the first stress plate, the first pressure sensor, the first connecting plate, the detection structure-, the pressing mechanism-, the second electro-hydraulic push rod, the second stress plate-, the second pressure sensor and the second connecting plate, when the bearing stress detection device detects the bearing stress, the bearing stress detection device can detect the stress of bearing main bodies with different diameters.
Drawings
Fig. 1 is an overall sectional view of the present invention.
Fig. 2 is an overall plan view of the present invention.
Fig. 3 is a schematic view of the overall structure of the present invention.
In fig. 1 to 3, the corresponding relationship between the part names or lines and the reference numbers is:
the device comprises a device main body-1, a detection cavity-101, a through hole-102, a pressure applying mechanism-2, an electro-hydraulic push rod-201, a stress plate-202, a pressure sensor-203, a connecting plate-204, a detection structure-3, a pressure applying mechanism-2, an electro-hydraulic push rod-301, a stress plate-302, a pressure sensor-303, a connecting plate-304, a bearing main body-4, a display-5 and a control switch-6.
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. 1-3, the bearing stress detecting device of the present invention includes: the device comprises a device main body 1, a detection cavity 101, a through hole 102, a pressure applying mechanism 2, a detection structure 3, a bearing main body 4, a display 5 and a control switch 6, wherein the detection cavity 101 is fixedly connected and arranged inside the device main body 1, the through hole 102 is fixedly connected and arranged at the top end of the detection cavity 101, the top end of the through hole 102 is fixedly connected with the upper surface of the device main body 1, the pressure applying mechanism 2 is fixedly connected and arranged on the front side and the rear side inside the detection cavity 101, the detection structure 3 is fixedly connected and arranged on the left side and the right side of the detection cavity 101, the display 5 and the control switch 6 are fixedly connected and arranged on one side of the upper surface of;
the pressing mechanism 2 includes: the detection device comprises a first electro-hydraulic push rod 201, a first stress plate 202, a first pressure sensor 203 and a first connecting plate 204, wherein one end of the pressure applying mechanism 2 is fixedly connected with the first electro-hydraulic push rod 201, the other end of the first electro-hydraulic push rod 201 is fixedly connected with the inner wall of the detection cavity 101, one end of the first electro-hydraulic push rod 201 is fixedly connected with the first stress plate 202, one side surface of the first stress plate 202 is fixedly connected with the first pressure sensor 203, and one side surface of the first pressure sensor 203 is fixedly connected with the first connecting plate 204;
the detection structure 3 includes: the detection structure comprises a second electro-hydraulic push rod 301, a second stress plate 302, a second pressure sensor 303 and a second connecting plate 304, wherein the second electro-hydraulic push rod 301 is fixedly connected to one end of the detection structure 3, the second electro-hydraulic push rod 301 is fixedly connected with the inner wall of the detection cavity 101, the second stress plate 302 is fixedly connected to one end of the second electro-hydraulic push rod 301, the second pressure sensor 303 is fixedly connected to one end of the second stress plate 302, and the second connecting plate 304 is fixedly connected to one end of the second pressure sensor 303;
a bearing body 4 is movably connected between the two pressure applying mechanisms 2 and the two detection structures 3.
In this embodiment, the pressure applying mechanism 2 and the detecting structure 3 are vertically disposed, so that the pressure applying mechanism 2 continuously applies pressure to the bearing main body 4 through the two pressure applying mechanisms 2 when performing pressure detection on the bearing main body 4, when the bearing main body 4 bears pressure to reach a self bearing critical point, the left and right sides of the bearing main body 4 expand outwards, so that the left and right sides of the bearing main body 4 extrude the detecting structure 3, so that the pressure of the second pressure sensor 303 inside the detecting structure 3 changes, and when the pressure of the second pressure sensor 303 changes, the maximum pressure which can be borne by the bearing main body 4 is the display pressure of the first pressure sensor 203 at this moment.
In this embodiment, be relative setting between two mechanism 2 of exerting pressure, be relative setting between two detection structures 3, make two better extrusion bearing main part 4 of mechanism 2 of exerting pressure, make two better through bearing main part 4 left and right sides outer wall deformation of detecting structure 3 detect.
In this embodiment, the inboard surface of connecting plate 204 and connecting plate two 304 all is the arc surface setting, makes the better laminating of connecting plate 204 and connecting plate two 304 at 4 outer walls of bearing main part, carries out the pressure testing to bearing main part 4, and detects the change of 4 outer walls of bearing main part.
In this embodiment, the control switch 6 is electrically connected with the first electro-hydraulic push rod 201 and the second electro-hydraulic push rod 301, and the first pressure sensor 203 and the second pressure sensor 303 are electrically connected with the display 5, so that the control switch 6 can control the working states of the first electro-hydraulic push rod 201 and the second electro-hydraulic push rod 301, adjust the pressure of the first electro-hydraulic push rod 201 and the second electro-hydraulic push rod 301, and visually display data of the first pressure sensor 203 and the second pressure sensor 303 through the display 5.
In this embodiment, the display 5 is provided with four split screens, and the split screens sequentially and respectively display the detection data of the first two pressure sensors 203 and the second two pressure sensors 303, so that the display 5 can monitor the pressure of the first two pressure sensors 203 and the pressure of the second two pressure sensors 303 for visual display.
The working principle is as follows: firstly, connecting two electro-hydraulic push rods 201I, two electro-hydraulic push rods 301 II, a display 5 and a control switch 6 with a power supply;
the control switch 6 can control the working states of the first electro-hydraulic push rod 201 and the second electro-hydraulic push rod 301, the pressure of the first electro-hydraulic push rod 201 and the pressure of the second electro-hydraulic push rod 301 are adjusted, and meanwhile, data of the first pressure sensor 203 and the second pressure sensor 303 are visually displayed through the display 5;
when the pressure of the bearing main body 4 is detected, the bearing main body 4 is placed between the two pressure applying mechanisms 2 and the two detection structures 3, and then the two pressure applying mechanisms 2 and the two detection structures 3 are controlled by the control switch 6 to enable the electro-hydraulic push rods one 201 and two detection structures 3 of the two pressure applying mechanisms 2 to be pushed outwards, so that the two connecting blocks one 204 and the two connecting blocks two 304 are both connected with the outer wall of the bearing main body 4, and at the moment, the detection data of the two pressure sensors one 203 and the two pressure sensors two 303 are zero;
and then the two electro-hydraulic push rods (201) are controlled to continuously pressurize through the control switch (6), when the bearing main body (4) bears the pressure and reaches a self bearing critical point, the left side and the right side of the bearing main body (4) expand outwards, so that the left side and the right side of the bearing main body (4) extrude the detection structure (3), the pressure of a second pressure sensor (303) in the detection structure (3) changes, and when the pressure of the second pressure sensor (303) changes, the maximum pressure borne by the bearing main body (4) is the pressure displayed by the first pressure sensor (203).
The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (6)
1. A bearing force detection device, comprising: device main part (1), detection chamber (101), through hole (102), mechanism (2) exert pressure, detect structure (3), bearing main part (4), display (5) and control switch (6), its characterized in that: a detection cavity (101) is fixedly connected inside the device main body (1), a through hole (102) is fixedly connected at the top end of the detection cavity (101), the top end of the through hole (102) is fixedly connected with the upper surface of the device main body (1), a pressure applying mechanism (2) is fixedly connected on the front side and the rear side inside the detection cavity (101), a detection structure (3) is fixedly connected on the left side and the right side of the detection cavity (101), a display (5) and a control switch (6) are fixedly connected on one side of the upper surface of the device main body (1), and the control switch (6) is positioned on the right side of the display (5);
the pressing mechanism (2) includes: the pressure-applying mechanism comprises a first electro-hydraulic push rod (201), a first stress plate (202), a first pressure sensor (203) and a first connecting plate (204), wherein one end of the pressure-applying mechanism (2) is fixedly connected with the first electro-hydraulic push rod (201), the other end of the first electro-hydraulic push rod (201) is fixedly connected with the inner wall of the detection cavity (101), one end of the first electro-hydraulic push rod (201) is fixedly connected with the first stress plate (202), one side surface of the first stress plate (202) is fixedly connected with the first pressure sensor (203), and one side surface of the first pressure sensor (203) is fixedly connected with the first connecting plate (204);
the detection structure (3) comprises: electrohydraulic push rod two (301), atress board two (302), pressure sensor two (303) and connecting plate two (304) are constituteed, survey structure (3) one end fixed connection and be equipped with electrohydraulic push rod two (301), and electrohydraulic push rod two (301) and detection chamber (101) inner wall fixed connection, electrohydraulic push rod two (301) one end fixed connection is equipped with atress board two (302), atress board two (302) one end fixed connection is equipped with pressure sensor two (303), pressure sensor two (303) one end fixed connection is equipped with connecting plate two (304).
2. The bearing force detection apparatus according to claim 1, wherein: the pressure applying mechanism (2) and the detection structure (3) are vertically arranged.
3. The bearing force detection apparatus according to claim 1, wherein: the two pressing mechanisms (2) are oppositely arranged, and the two detection structures (3) are oppositely arranged.
4. The bearing force detection apparatus according to claim 1, wherein: the inner side surfaces of the first connecting plate (204) and the second connecting plate (304) are both arc surfaces.
5. The bearing force detection apparatus according to claim 1, wherein: the control switch (6) is electrically connected with the first electro-hydraulic push rod (201) and the second electro-hydraulic push rod (301), and the first pressure sensor (203) and the second pressure sensor (303) are electrically connected with the display (5).
6. The bearing force detection apparatus according to claim 1, wherein: the display (5) is provided with four split screens, and the split screens sequentially and respectively display detection data of the two pressure sensors I (203) and the two pressure sensors II (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020813717.9U CN212363650U (en) | 2020-05-15 | 2020-05-15 | Bearing stress detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020813717.9U CN212363650U (en) | 2020-05-15 | 2020-05-15 | Bearing stress detection device |
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| Publication Number | Publication Date |
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| CN212363650U true CN212363650U (en) | 2021-01-15 |
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| CN202020813717.9U Active CN212363650U (en) | 2020-05-15 | 2020-05-15 | Bearing stress detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114526911A (en) * | 2022-02-28 | 2022-05-24 | 河南科技大学 | Testing machine for testing bearing capacity of RV reducer main shaft |
| CN116296386A (en) * | 2023-04-04 | 2023-06-23 | 山东捷沃汽车科技有限公司 | Tapered roller bearing pressure debugging testing machine |
-
2020
- 2020-05-15 CN CN202020813717.9U patent/CN212363650U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114526911A (en) * | 2022-02-28 | 2022-05-24 | 河南科技大学 | Testing machine for testing bearing capacity of RV reducer main shaft |
| CN116296386A (en) * | 2023-04-04 | 2023-06-23 | 山东捷沃汽车科技有限公司 | Tapered roller bearing pressure debugging testing machine |
| CN116296386B (en) * | 2023-04-04 | 2023-12-05 | 山东捷沃汽车科技有限公司 | Tapered roller bearing pressure debugging testing machine |
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