CN219810631U - Axial loading device of bearing vibration measuring instrument - Google Patents
Axial loading device of bearing vibration measuring instrument Download PDFInfo
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- CN219810631U CN219810631U CN202320568648.3U CN202320568648U CN219810631U CN 219810631 U CN219810631 U CN 219810631U CN 202320568648 U CN202320568648 U CN 202320568648U CN 219810631 U CN219810631 U CN 219810631U
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Abstract
The utility model provides an axial loading device of a bearing vibration measuring instrument, which comprises a loading support, wherein the loading support comprises a central part and a plurality of supporting legs which are circumferentially and uniformly arranged on the peripheral wall of the central part, through grooves are formed in the supporting legs along the length direction of the supporting legs, one ends of the through grooves correspondingly point to the central position of the central part, the central position of the central part is coaxially connected with a push rod which is used for providing force for axially loading a bearing, the central part is provided with a mounting seat which is correspondingly arranged on the push rod, the mounting seat is rotationally connected with a special-shaped disc, the special-shaped disc is extended with a plurality of connecting parts, the connecting parts are connected with a plurality of rotary pieces which are arranged in one-to-one correspondence with the supporting legs through hinges, the rotary pieces are connected in the through grooves in a synchronous sliding manner, and the loading parts can load different positions of the bearing through synchronous sliding of the rotary pieces.
Description
Technical Field
The utility model relates to an axial loading device of a bearing vibration measuring instrument.
Background
With the continuous development of the mechanical industry, the performance requirement on the bearing is higher and higher, wherein the vibration parameter of the bearing is one of important indexes for judging the performance of the bearing. Its product quality and manufacturing level is continually pushed to new heights. The bearing vibration measuring instrument is used as an indispensable precise instrument of a bearing production line and a third party detection unit, vibration measurement data are important indexes for judging the quality of the bearing, and when the conventional bearing vibration measuring instrument is relatively mature, the original equipment is improved, the instrument debugging time is shortened, the debugging difficulty is reduced, and the detection efficiency is accelerated.
The existing bearing vibration measuring instrument needs to be provided with an axial loading device to be matched with the measuring instrument to load the outer ring of the bearing, the existing loading device can only correspond to the outer ring of the bearing with one specification to load, and the loading end of the existing loading device cannot be adjusted to load at different positions, so that the application range is small, the existing loading device is difficult to be matched with the measuring instrument to measure vibration parameters, the loading end of the existing loading device is easy to cause pressure imbalance of the loading to cause pressure center offset, and the circle of the pressure position applied to the outer ring of the bearing is difficult to be located on the same concentric circle with the mandrel, so that the axial loading device matched with the loading of the bearing vibration measuring instrument needs to be designed.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides an axial loading device of a bearing vibration measuring instrument.
In order to achieve the above purpose, the utility model provides an axial loading device of a bearing vibration measuring instrument, which comprises a loading support, wherein the loading support comprises a central part and a plurality of supporting legs which are circumferentially and uniformly arranged on the peripheral wall of the central part, through grooves are formed in the supporting legs along the length direction of the supporting legs, one ends of the through grooves correspondingly point to the central position of the central part, the central position of the central part is coaxially connected with a push rod which is used for providing force for axially loading a bearing, the central part is provided with a mounting seat which is correspondingly arranged on the push rod, the mounting seat is rotationally connected with a special-shaped disc, the special-shaped disc is extended with a plurality of connecting parts, the plurality of connecting parts are connected with a plurality of rotary pieces which are arranged in one-to-one correspondence with the plurality of supporting legs through hinges, the rotary pieces are connected with the loading parts in the through bolts in a synchronous sliding manner, and the loading parts can load different positions of the bearing through synchronous sliding of the rotary pieces.
The beneficial effects of the utility model are as follows: the structure of the utility model comprises a central part and a plurality of supporting feet which are circumferentially and uniformly arranged on the peripheral wall of the central part, the central part is aligned with a mandrel of a bearing to be tested for preliminary positioning, the supporting feet are provided with through grooves which are penetrated and are connected with a plurality of rotating sheets corresponding to the supporting feet in a sliding manner, the rotating sheets can be synchronously regulated on the through grooves through regulating the special-shaped discs and a plurality of connecting parts which are extended and hinged with the rotating sheets, the loading parts on the rotating sheets always keep the same pressure center of the bearing to be tested, namely the centers of the pressure points to the inner ring are consistent, and the bearing can be correspondingly loaded on different positions of the bearing through synchronously regulating different positions of the rotating sheets, and meanwhile, the vibration measurement axial loading requirements of the bearings with different specifications and sizes can be met. The tool is simple in structure and convenient to operate, so that the bearing vibration measuring instrument can be loaded in the axial direction better.
Further, the loading support is a tripod, the number of the supporting legs, the connecting parts of the special-shaped discs and the number of the rotating pieces are three, and the pressure position circle loaded by the loading parts on the supporting legs on the bearing and the mandrel of the bearing to be tested are in the same concentric circle.
Through adopting above-mentioned technical scheme, through setting up to the tripod, through three stabilizer blade of tripod, and set up logical groove and the cooperation on every stabilizer blade lead to the groove and slide complex rotary piece, rethread connecting portion drives the rotary piece, make the rotary piece realize synchronous slip, the pressure position circle that the loading force of the loading portion of three stabilizer blade produced is in same concentric circle with the dabber axle center, can guarantee the stability of the pressure that the loading force produced, prevent the skew of loading portion position in the loading process, improve the stability of loading.
Further, the mounting seat is provided with a groove corresponding to the push rod, the bottom of the groove is provided with a through hole, the through hole is communicated with the two axial end faces of the central piece, a thin screw rod is arranged in the through hole in a penetrating mode, one end of the thin screw rod is connected with the end portion of the push rod, and the other end of the thin screw rod is aligned to the axis position of the core shaft to be measured in the loading process.
By adopting the technical scheme, the positioning mechanism is a thin bolt, and the positioning mechanism can align with the axis of the mandrel when loading is carried out, so that the auxiliary loading part aligns with the position to be loaded, and the pressure circle generated by loading corresponds to the axis.
Further, the connecting portions are bent and arranged in the same direction, and the rotating pieces are arc-shaped.
Through adopting above-mentioned technical scheme, connecting portion is buckled and the rotary piece is the arc setting can make the rotary piece form with the similar shape of ring under the state of drawing in, can more adapt with the push rod to improve the wholeness of frock, and can be at the gliding in-process of drive more stable driven, can improve loading portion driven steady slip, improve the effect of adjusting.
Further, an operating rod for hand operation is detachably connected to one of the bolts, and one end of the operating rod corresponding to the bolt is in plug-in fit with the other end of the operating rod through the mounting groove and the plug block.
Through adopting above-mentioned technical scheme, carry out detachable action bars through one of them bolt, detachable action bars can carry out the multiposition installation, the mounting groove of action bars is pegged graft with the head adaptation of bolt, can peg graft the action bars on each bolt to satisfy different installation requirements, can adapt to different test conditions.
Further, the loading part is an elastic column.
Through adopting above-mentioned technical scheme, the loading portion through setting up is the convenient loading of elastic column and installation, and bearing application of force and bearing vibration measuring apparatu axial loading in-process that awaits measuring inefficacy that can be stable improves accuracy and stability.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present utility model;
FIG. 2 is a schematic perspective view of the other side of the embodiment of the present utility model;
FIG. 3 is a schematic diagram of an explosion structure in an embodiment of the present utility model;
fig. 4 is a schematic structural diagram of the folding device according to the embodiment of the utility model.
Detailed Description
Embodiments of the utility model are further described below with reference to the accompanying drawings: as shown in fig. 1-4, the axial loading device of the bearing vibration measuring instrument comprises a loading support 1, the loading support 1 comprises a central piece 2 and a plurality of supporting legs 3 which are circumferentially and uniformly arranged on the peripheral wall of the central piece 2, through grooves 4 which penetrate are formed in the supporting legs 3 along the length direction of the supporting legs, one ends of the through grooves 4 correspondingly point to the central position of the central piece 2, push rods 5 which provide force for axially loading bearings are coaxially connected to the central position of the central piece 2, mounting seats 15 which correspond to the mounting of the push rods 5 are arranged on the central piece 2, special-shaped discs 6 are rotatably connected with the mounting seats, a plurality of connecting portions 7 extend from the special-shaped discs 6, a plurality of rotary pieces 9 which are arranged in one-to-one correspondence with the supporting legs 3 are connected to the connecting portions 7 through hinges 8, the rotary pieces 9 are connected to the through bolts 13 in the through grooves 4 in a synchronous sliding mode, the rotary pieces 9 are connected with loading portions 10, and the loading portions 10 can load different positions of the bearings through synchronous sliding of the rotary pieces 9.
The loading support 1 is a tripod, the number of the supporting legs 3, the connecting portions 7 of the special-shaped discs 6 and the number of the rotating pieces 9 are three, and the pressure position circle loaded by the loading portions 10 on the supporting legs 3 on the bearing and the mandrel of the bearing to be tested are in the same concentric circle.
The mounting seat 15 is provided with a groove 16 corresponding to the push rod, the bottom of the groove 16 is provided with a through hole 17, the through hole 17 is communicated with two axial end faces of the central piece 2, a thin screw rod 11 is arranged in the through hole 17 in a penetrating mode, one end of the thin screw rod 11 is connected with the end portion corresponding to the push rod 5, and the other end of the thin screw rod 11 is aligned to the axis position of the core shaft to be measured in the loading process.
The connecting parts 7 are all bent and arranged in the same direction, and the rotating sheets 9 are arc-shaped.
An operating rod 14 for hand operation is detachably connected with one of the bolts 13, and one end of the operating rod 14 corresponding to the bolt 13 forms an inserting fit through an installing groove and an inserting block
The rotary piece is driven to slide in the through groove by twisting the bolt and driving the operating rod by the hand, the connecting part of the special-shaped disc drives the other rotary pieces to slide in the through groove in the moving process of the rotary piece, so that synchronous sliding of the rotary piece on the supporting legs is achieved, the loading part is synchronously adjusted, the position of the bearing to be tested, which needs to be loaded, is aligned, the bolt is screwed after the rotary piece moves to a proper position, and axial loading is carried out through the push rod, so that axial loading of the bearing vibration measuring instrument is realized.
When the three loading parts are loaded corresponding to the outer ring, the generated loading positions are triangular, the pressure position circles generated by the three loading positions are consistent with the center of the inner ring, and the positions of the three loading parts can be adjusted to keep the pressure position circles consistent with the center of the inner ring all the time.
The above embodiment is only one of the preferred embodiments of the present utility model, and common changes and substitutions made by those skilled in the art within the scope of the technical solution of the present utility model are included in the scope of the present utility model.
Claims (6)
1. An axial loading device of a bearing vibration measuring instrument is characterized in that: including the loading support, the loading support includes center piece and circumference evenly sets up a plurality of stabilizer blades at center piece peripheral wall, set up the logical groove that runs through on the stabilizer blade along its length direction, the one end in a plurality of logical grooves corresponds to point to the central point put of center piece, the central point put coaxial coupling of center piece is provided with the push rod that provides the power and carries out axial loading to the bearing, the center piece is provided with the mount pad that corresponds the push rod installation, the mount pad rotates and is connected with special-shaped dish, the special-shaped dish extends has a plurality of connecting portions, has a plurality of rotating pieces that set up with a plurality of stabilizer blades one-to-one through hinged joint on a plurality of connecting portions, a plurality of rotating pieces pass through bolt synchronous sliding connection in logical groove, the rotating piece is connected with loading portion, loading portion can carry out loading to the different positions of bearing through the synchronous sliding of rotating piece.
2. The bearing vibration measuring instrument axial loading device according to claim 1, wherein: the loading support is a tripod, three supporting legs, three connecting parts of the special-shaped disc and three rotating pieces are arranged, and a pressure position circle loaded by the loading part on the supporting legs on the bearing and a mandrel of the bearing to be tested are located in the same concentric circle.
3. The bearing vibration measuring instrument axial loading device according to claim 2, wherein: the mounting seat is provided with a groove corresponding to the push rod, the bottom of the groove is provided with a through hole, the through hole is communicated with the two axial end faces of the central piece, a thin screw rod is arranged in the through hole in a penetrating mode, one end of the thin screw rod is connected with the end portion of the push rod, and the other end of the thin screw rod is aligned to the axis position of the core shaft to be measured in the loading process.
4. A bearing vibration measuring instrument axial loading device according to claim 2 or 3, wherein: the connecting portions are bent and arranged in the same direction, and the rotating pieces are arc-shaped.
5. The bearing vibration measuring instrument axial loading device according to claim 2, wherein: the utility model discloses a portable electronic device, including bolt, lock, connecting piece, wherein can dismantle on one of them bolt and connect and be provided with the action bars that supplies the hand operation, the one end that the action bars corresponds the bolt constitutes grafting cooperation through mounting groove and inserted block.
6. The bearing vibration measuring instrument axial loading device according to claim 2, wherein: the loading part is an elastic column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320568648.3U CN219810631U (en) | 2023-03-16 | 2023-03-16 | Axial loading device of bearing vibration measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320568648.3U CN219810631U (en) | 2023-03-16 | 2023-03-16 | Axial loading device of bearing vibration measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219810631U true CN219810631U (en) | 2023-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320568648.3U Active CN219810631U (en) | 2023-03-16 | 2023-03-16 | Axial loading device of bearing vibration measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219810631U (en) |
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2023
- 2023-03-16 CN CN202320568648.3U patent/CN219810631U/en active Active
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