CN216978612U - Pressure testing device for detecting strength of bearing sheath - Google Patents
Pressure testing device for detecting strength of bearing sheath Download PDFInfo
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- CN216978612U CN216978612U CN202122736078.8U CN202122736078U CN216978612U CN 216978612 U CN216978612 U CN 216978612U CN 202122736078 U CN202122736078 U CN 202122736078U CN 216978612 U CN216978612 U CN 216978612U
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- bearing sheath
- servo motor
- testing device
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Abstract
The utility model discloses a pressure test device for detecting the strength of a bearing sheath, which comprises a bottom plate, wherein the upper surface of the bottom plate is fixedly connected with an Jiong-shaped frame, the upper surface of the bottom plate is fixedly connected with a clamping table, the upper surface of the clamping table is provided with a strip-shaped groove, the upper surface of the Jiong-shaped frame is provided with a servo motor, the output end of the servo motor is fixedly connected with a screw rod, and the inner wall of the Jiong-shaped frame is connected with a movable plate in a sliding manner. This pressure testing device for bearing sheath strength testing, servo motor drives the lead screw rotatory, can drive the detection briquetting through the fly leaf and move down, rotate the screw rod, can drive the locating plate and reciprocate, move the locating plate to the standard pressure position that matches with the bearing sheath, move down the in-process when the fly leaf drives the detection briquetting, when touching contact switch, servo motor self-closing, it is the same with its standard pressure to detect the bearing sheath pressure of briquetting on the centre gripping bench this moment, and then be convenient for adjust the descending height of detection briquetting according to the bearing sheath of unidimensional, the flexibility is higher.
Description
Technical Field
The utility model relates to the technical field of bearing detection, in particular to a pressure testing device for detecting the strength of a bearing sheath.
Background
The bearing is a common mechanical part and is mainly used for reducing the friction coefficient of mechanical rotation and ensuring the rotation precision of the bearing, a bearing sheath is usually arranged on the periphery of the bearing when the bearing is used for prolonging the service life of the bearing so as to protect the bearing to a certain extent, and the bearing sheath needs to be subjected to a pressure test before being put into use so as to ensure that the sheath has the strength for protecting the bearing and reaches the production standard of the sheath.
At present when testing bearing sheath experiments, the most common mode is to carry out the pressure testing to the sheath through hydraulic means, however hydraulic means can not carry out the stroke and adjust, consequently can't carry out different standard pressure tests to different bearing sheaths, leads to a hydraulic means only can carry out the pressure testing to a bearing sheath, and the flexibility is relatively poor, is not convenient for adjust, and is comparatively inconvenient during the use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a pressure test device for detecting the strength of a bearing sheath, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a pressure testing device for bearing sheath intensity detection, comprising a base plate, the last fixed surface of bottom plate is connected with Jiong shape frame, the last fixed surface of bottom plate is connected with the centre gripping platform, the bar groove has been seted up to the upper surface of centre gripping platform, the last surface mounting of Jiong shape frame has servo motor, servo motor's output fixedly connected with lead screw, the inner wall sliding connection of Jiong shape frame has the fly leaf, the lower surface mounting of fly leaf has the detection briquetting, the last surface rotation of Jiong shape frame is connected with the screw rod, the inner wall sliding connection of Jiong shape frame has the locating plate, and the surface threaded connection of locating plate and screw rod, the last fixed surface of locating plate is connected with contact switch, contact switch and servo motor electric connection, control panel is installed on the right side of Jiong shape frame.
Preferably, the bottom end of the screw rod penetrates through the Jiong-shaped frame and is rotatably connected with the upper surface of the bottom plate, and the movable plate is in threaded connection with the screw rod.
Preferably, the bottom end of the screw extends into the interior of the Jiong-shaped frame and is rotatably connected to the inner bottom wall of the Jiong-shaped frame.
Preferably, a driving motor is installed on the left side of the clamping table, a bidirectional screw rod is fixedly connected to the output end of the driving motor, and moving blocks are in threaded connection with the positions of the positive threads and the negative threads on the surface of the bidirectional screw rod.
Preferably, two the movable blocks all with the interior diapire sliding connection of centre gripping platform, the fixed slot has all been seted up to the opposite face of two movable blocks, fixed slot inner wall fixedly connected with spring, the inner wall sliding connection of fixed slot has L shape connecting rod, the spring is kept away from the one end and the L shape connecting rod fixed connection of fixed slot inner wall.
Preferably, two the equal fixedly connected with arc roof in top of L shape connecting rod, and the inner wall sliding connection in L shape connecting rod and bar groove.
Advantageous effects
The utility model provides a pressure testing device for detecting the strength of a bearing sheath, which has the following beneficial effects:
1. this pressure testing device is used in bearing sheath intensity detection, servo motor drives the lead screw rotation, can drive the detection briquetting through the fly leaf and move down, rotate the screw rod, can drive the locating plate and reciprocate, move the locating plate to the standard pressure position that matches with the bearing sheath, move down the in-process when the fly leaf drives the detection briquetting, when touching contact switch, servo motor self-closing, it is the same with its standard pressure to detect the bearing sheath pressure of briquetting on to the centre gripping platform this moment, and then be convenient for adjust the descending height of detection briquetting according to the bearing sheath of unidimensional, the flexibility of this experimental apparatus has been improved.
2. This bearing sheath is pressure testing device for intensity detection, driving motor can drive two movable blocks backward movement through two-way lead screw, drives two arc roofs simultaneously and extrudees the sheath location from the bearing sheath inner wall, has effectively solved and has extruded from the sheath anchor ring, thereby improves the unsafe problem of pressure testing result that leads to of sheath vertical stress easily, has both improved the detection accuracy of sheath, has also improved the stability of sheath when by the pressure testing simultaneously, and is more convenient during the use.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
fig. 3 is a schematic diagram of the Jiong-shaped rack three-dimensional explosion structure.
In the figure: the device comprises a base plate 1, a frame 2 Jiong, a clamping table 3, a lead screw 4, a movable plate 5, a detection press block 6, a screw 7, a positioning plate 8, a contact switch 9, a bidirectional lead screw 10, a moving block 11, a spring 12, a connecting rod 13L and an arc-shaped top plate 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a pressure testing device for bearing sheath intensity detection, includes bottom plate 1, and the last fixed surface of bottom plate 1 is connected with Jiong shape frame 2, and the last fixed surface of bottom plate 1 is connected with centre gripping platform 3, and the bar groove has been seted up to the upper surface of centre gripping platform 3, and the last surface mounting of Jiong shape frame 2 has servo motor, and servo motor's output fixedly connected with lead screw 4, Jiong shape frame 2 are run through to the bottom of lead screw 4 to be connected with the upper surface rotation of bottom plate 1.
Servo motor drives lead screw 4 rotatory, can drive detection briquetting 6 through fly leaf 5 and move down, rotate screw rod 7, can drive locating plate 8 and reciprocate, move locating plate 8 to the standard pressure position that matches with the bearing sheath, drive the in-process that moves down of detection briquetting 6 when fly leaf 5, when touching contact switch 9, servo motor self-closing, it is the same rather than standard pressure to detect bearing sheath pressure of briquetting 6 on to the centre gripping platform 3 this moment, and then be convenient for adjust the descending height of detection briquetting 6 according to the bearing sheath of not unidimensional, the flexibility of this experimental apparatus has been improved.
Driving motor is installed in the left side of grip slipper 3, driving motor's output end fixedly connected with two-way lead screw 10, and the equal threaded connection in positive and negative screw thread department on two-way lead screw 10 surface has movable block 11, two movable blocks 11 all with the interior diapire sliding connection of grip slipper 3, the fixed slot has all been seted up to the opposite face of two movable blocks 11, fixed slot inner wall fixedly connected with spring 12.
The inner wall sliding connection of fixed slot has L shape connecting rod 13, and the one end and the L shape connecting rod 13 fixed connection of fixed slot inner wall are kept away from to spring 12, the equal fixedly connected with arc roof 14 in top of two L shape connecting rods 13, and the inner wall sliding connection in L shape connecting rod 13 and bar groove.
The driving motor can drive two moving blocks 11 to move reversely through the bidirectional screw rod 10, and simultaneously drives two arc-shaped top plates 14 to extrude and position the sheath from the inner wall of the bearing sheath, so that the problem that the pressure test result is inaccurate due to the fact that the vertical stress of the sheath is easily improved from the extrusion of the sheath ring surface is effectively solved, the detection accuracy of the sheath is improved, the stability of the sheath when the pressure test is carried out is also improved, and the use is more convenient.
The working principle is as follows: when the pressure test device is used, firstly, a bearing sheath is placed on a clamping table 3, a driving motor is started to enable two moving blocks 11 to move towards the opposite sides, then two arc-shaped top plates 14 move on the inner wall of the sheath, after the two moving blocks 11 move to fixed positions, the two arc-shaped top plates 14 drive two springs 12 to deform through L-shaped connecting rods 13, the pressure test device not only can be suitable for sheaths with different inner diameters, but also can protect the driving motor from overload operation, after the sheaths are positioned by the arc-shaped top plates 14, according to different detection pressures required by different bearing sheaths, a screw 7 is rotated to enable a positioning plate 8 to move to the height same as the standard pressure required by the bearing sheath, a servo motor is started, a detection pressure block 6 is driven to move downwards through a lead screw 4 and a movable plate 5, in the moving process, the lower surface of the movable plate 5 is contacted with a contact switch 9, and the servo motor is automatically closed through a control panel by the contact switch 9, detect the bearing sheath pressure of briquetting 6 on to the grip slipper 3 this moment and be the same rather than standard pressure, and then be convenient for adjust according to the bearing sheath of unidimensional and detect briquetting 6 height that descends, the flexibility is higher, bearing sheath passes through two arc roof 14 simultaneously and extrudes the location from the inner wall, thereby effectively solved from the extrusion of sheath anchor ring, thereby improve the unsafe problem of pressure testing result that leads to of sheath vertical stress easily, it is higher to detect the accuracy, also can improve bearing sheath's stability simultaneously, it is more convenient during the use.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a bearing sheath intensity detects uses pressure testing device, includes bottom plate (1), and the last fixed surface of bottom plate (1) is connected with Jiong shape frame (2), its characterized in that: the last fixed surface of bottom plate (1) is connected with centre gripping platform (3), the strip groove has been seted up to the upper surface of centre gripping platform (3), the last surface mounting of Jiong shape frame (2) has servo motor, servo motor's output end fixedly connected with lead screw (4), the inner wall sliding connection of Jiong shape frame (2) has fly leaf (5), the lower surface mounting of fly leaf (5) has detection briquetting (6), the upper surface rotation of Jiong shape frame (2) is connected with screw rod (7), the inner wall sliding connection of Jiong shape frame (2) has locating plate (8), and the surface threaded connection of locating plate (8) and screw rod (7), the last fixed surface of locating plate (8) is connected with contact switch (9), contact switch (9) and servo motor electric connection, control panel is installed on the right side of Jiong shape frame (2).
2. The pressure testing device for detecting the strength of the bearing sheath according to claim 1, characterized in that: the bottom end of the screw rod (4) penetrates through the Jiong-shaped frame (2) and is rotatably connected with the upper surface of the bottom plate (1), and the movable plate (5) is in threaded connection with the screw rod (4).
3. The pressure testing device for detecting the strength of the bearing sheath according to claim 1, characterized in that: the bottom end of the screw rod (7) extends to the interior of the Jiong-shaped frame (2) and is rotatably connected with the inner bottom wall of the Jiong-shaped frame (2).
4. The pressure testing device for detecting the strength of the bearing sheath according to claim 1, characterized in that: the left side of centre gripping platform (3) is installed driving motor, driving motor's output fixedly connected with two-way lead screw (10), and the equal threaded connection in positive and negative screw thread department on two-way lead screw (10) surface has movable block (11).
5. The pressure testing device for detecting the strength of the bearing sheath according to claim 4, characterized in that: two movable blocks (11) all with the interior diapire sliding connection of centre gripping platform (3), the fixed slot has all been seted up to the opposite face of two movable blocks (11), fixed slot inner wall fixedly connected with spring (12), the inner wall sliding connection of fixed slot has L shape connecting rod (13), the one end and the L shape connecting rod (13) fixed connection that fixed slot inner wall was kept away from in spring (12).
6. The pressure test device for detecting the strength of the bearing sheath according to claim 5, characterized in that: two the equal fixedly connected with arc roof (14) in top of L shape connecting rod (13), and the inner wall sliding connection in L shape connecting rod (13) and bar groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122736078.8U CN216978612U (en) | 2021-11-09 | 2021-11-09 | Pressure testing device for detecting strength of bearing sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122736078.8U CN216978612U (en) | 2021-11-09 | 2021-11-09 | Pressure testing device for detecting strength of bearing sheath |
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| Publication Number | Publication Date |
|---|---|
| CN216978612U true CN216978612U (en) | 2022-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122736078.8U Active CN216978612U (en) | 2021-11-09 | 2021-11-09 | Pressure testing device for detecting strength of bearing sheath |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116429593A (en) * | 2023-06-13 | 2023-07-14 | 山东黄金矿业科技有限公司充填工程实验室分公司 | Angle-variable bulk filling material testing device |
-
2021
- 2021-11-09 CN CN202122736078.8U patent/CN216978612U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116429593A (en) * | 2023-06-13 | 2023-07-14 | 山东黄金矿业科技有限公司充填工程实验室分公司 | Angle-variable bulk filling material testing device |
| CN116429593B (en) * | 2023-06-13 | 2023-08-22 | 山东黄金矿业科技有限公司充填工程实验室分公司 | Angle-variable bulk filling material testing device |
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