CN209764054U - Bearing axial clearance measuring equipment - Google Patents
Bearing axial clearance measuring equipment Download PDFInfo
- Publication number
- CN209764054U CN209764054U CN201920994232.1U CN201920994232U CN209764054U CN 209764054 U CN209764054 U CN 209764054U CN 201920994232 U CN201920994232 U CN 201920994232U CN 209764054 U CN209764054 U CN 209764054U
- Authority
- CN
- China
- Prior art keywords
- inner ring
- fixedly arranged
- upper disc
- disc
- lifting platform
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
A bearing axial clearance measuring device relates to the field of bearing roller production equipment and comprises a rack, an inner ring upper disc, an inner ring lower disc, an outer ring pressing cylinder, a lifting table, a workbench, a distance measuring sensor and a measuring table, wherein the inner ring lower disc is movably embedded in the workbench; the lifting platform is movably arranged on the frame, the inner ring upper disc is movably arranged on the lifting platform, and the outer ring pressing cylinder is fixedly arranged on the lifting platform and sleeved outside the inner ring upper disc; the distance measuring sensor is fixedly arranged on the lifting table, and the measuring table is fixedly arranged on the inner ring upper disc and extends to the position right below the distance measuring sensor. The utility model discloses an inner circle of axial displacement bearing measures bearing axial internal clearance, has to measure advantages such as accurate, automatic strong, efficient.
Description
Technical Field
The utility model relates to a bearing production facility field, more specifically say and indicate a bearing axial internal clearance measuring equipment.
Background
The axial clearance of the existing double-row tapered roller bearing is measured by clamping an inner assembly and axially swinging an outer ring by virtue of a spanner in an axial direction manually, the personal measurement efficiency is low, the error is large, and therefore an automatic bearing axial clearance measuring device needs to be designed.
Disclosure of Invention
The utility model provides a pair of bearing axial internal clearance measuring equipment, its aim at overcome the above-mentioned problem that exists among the prior art.
The utility model adopts the technical scheme as follows:
A bearing axial clearance measuring device comprises a rack, an inner ring upper disc, an inner ring lower disc, an outer ring pressing cylinder, a lifting platform, a workbench, a distance measuring sensor and a measuring platform, wherein the workbench is fixedly arranged on the rack, and the inner ring lower disc is rotatably and liftably embedded in the workbench and is provided with a first driving assembly; the lifting platform is arranged on the rack in a lifting manner, the inner ring upper disc is rotatably and liftably arranged at the bottom of the lifting platform and is provided with a second driving assembly in a matching manner, the inner ring upper disc is positioned right above the inner ring lower disc, and the outer ring pressing cylinder is fixedly arranged on the lifting platform and sleeved outside the inner ring upper disc; the distance measuring sensor is fixedly arranged on the lifting table, and the measuring table is fixedly arranged on the inner ring upper disc and extends to the position right below the distance measuring sensor.
Further, the first driving assembly and the second driving assembly have the same structure.
As a specific implementation scheme, the second driving assembly comprises a shaft body, a shaft seat, a motor and a cylinder, the cylinder is fixedly arranged on the frame, the shaft seat and the motor are fixedly arranged on the lifting table, the shaft body is rotatably and liftably assembled on the shaft seat, the upper end of the shaft body is connected with the cylinder, and the lower end of the shaft body extends to the bottom of the lifting table and is connected with the measuring table and the inner ring lower disc.
Further, the cross section of the inner ring upper disc is in a convex shape.
Further, the outer ring pressing cylinder is an arc-shaped plate, the measuring table comprises an arc-shaped plate, a connecting part extends towards one bent side in the middle of the arc-shaped plate, and the connecting part is fixedly arranged on the inner ring upper disc.
Compared with the prior art, the utility model has the advantages of:
The utility model firstly uses the workbench and the outer ring pressing cylinder to compress and fix the outer ring of the bearing, then uses the inner ring hanging wall to rotate and move downwards, pushes the inner ring of the bearing to the bottommost part, at the moment, the measuring table moves to the bottommost part along with the inner ring hanging wall, and measures a distance I; and then, the lower disk of the inner ring moves upwards while rotating, the pressure of the upper disk of the inner ring is overcome, the inner ring of the bearing is pushed to the topmost part, the measuring table moves to the topmost part along with the upper disk of the inner ring at the moment, the distance II is measured, and the value obtained by subtracting the distance II from the distance I is the measured axial clearance of the bearing. The rotation of inner circle hanging wall and inner circle lower wall can drive the inner circle rotation of bearing, avoids influencing the measurement of internal clearance because of the inner circle blocks, the utility model has the advantages of measure accuracy, automatic strong, efficient.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partial cross-sectional view of the present invention.
FIG. 3 is a schematic diagram showing the positional relationship of the assembled shaft, measuring table, inner ring upper plate and outer ring pressing cylinder.
Fig. 4 is an exploded view of fig. 3.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings. Numerous details are set forth in the following description in order to provide a thorough understanding of the present invention, but it will be apparent to one skilled in the art that the present invention may be practiced without these details.
As shown in fig. 1 and 2, an axial play measuring device for a bearing comprises a frame 1, wherein a workbench 2 is horizontally and fixedly installed on the frame 1, a circular hollow-out portion is arranged in the middle of the workbench 2, an inner ring lower disc 3 is movably assembled in the circular hollow-out portion, and a first driving assembly used for enabling the inner ring lower disc 3 to rotate and lift up and down is assembled at the bottom of the workbench 2.
As shown in fig. 1 to 4, the frame 1 is provided with an elevating table 4 above the table 2 so as to be elevated. Specifically, a rail 11 is vertically and fixedly arranged on each of the left side and the right side of the rack 1, and each rail 11 is slidably provided with a sliding block 12. The bottoms of the left side and the right side of the lifting platform 4 are respectively fixedly connected with corresponding sliding blocks 12 through T-shaped connecting plates 13. A main cylinder 41 is fixedly installed on the top of the frame 1 in an inverted manner, and the telescopic rod of the main cylinder 41 is fixedly connected to the lifting platform 4 through a coupler and used for driving the lifting platform 4 to move up and down.
as shown in fig. 1 to 4, the bearing axial play measuring apparatus further includes an inner ring upper plate 5, the inner ring upper plate 5 is rotatably and liftably disposed at the bottom of the lifting table 4 and is provided with a second driving assembly, and the inner ring upper plate 5 is located right above the inner ring lower plate 3. The second driving assembly includes a shaft 51, a shaft seat 52, a cylinder 53 and a motor 54, wherein the shaft seat 52 is fixedly installed on the upper end surface of the lifting platform 4, the shaft 51 is rotatably and vertically movably inserted into the shaft seat 52, and a plurality of balls are installed inside the shaft seat 52 between the shaft 51 and the shaft seat 52 for smooth movement of the shaft 51. The air cylinder 53 is fixedly installed on the frame 1, and the upper end of the shaft body 51 extends to the outside of the shaft seat 52 and is connected to a piston rod of the air cylinder 53 through a coupling, so as to drive the shaft body 51 to move up and down. The motor 54 is fixedly mounted on the lifting table 4 through the connecting seat 42, and a belt pulley is also fixedly mounted at the upper end of the shaft body 51 and connected with an output shaft of the motor 54 through a belt for driving the shaft body 51 to rotate. The lower end of the shaft body 51 extends to the lower part of the lifting platform 4 and is fixedly provided with an inner ring upper disc 5 through screws, and the cross section of the inner ring upper disc 5 is in a reverse convex shape. Preferably, the first driving assembly and the second driving assembly have the same structure, and detailed description is omitted.
As shown in fig. 1 to 4, the bearing axial play measuring apparatus described above further includes a distance measuring sensor 7 and a measuring table 8. The measuring table 8 comprises an arc-shaped plate 81, a connecting part 82 is arranged in the middle of the arc-shaped plate in an extending mode towards one bent side, the shaft body 51 is sleeved at the other end of the connecting part 82 and fixedly installed on the upper end face of the inner ring upper disc 5 through screws, and the distance measuring sensor 7 is fixedly arranged on the lifting table 4 and located right above the measuring table 8. The connecting portion 82 of the measuring table 8 can be fixed to the shaft body 51 by screws, so that the measuring table 8 does not need to be unnecessarily attached and detached when the shaft body 51 is replaced (when bearings of different specifications are measured).
As shown in fig. 1 to 4, the bearing axial clearance measuring apparatus further includes an outer ring pressing cylinder 9, where the outer ring pressing cylinder 9 is a circular arc plate and is fixedly mounted at the bottom of the lifting table 4 through screws. And the outer ring pressing cylinder 9 is sleeved outside the inner ring upper disc 5, and the arc-shaped plate 81 of the measuring table 8 is sleeved outside the outer ring pressing cylinder 9, so that an inner-outer three-layer structure is formed.
As shown in fig. 1 to 4, the working method of the utility model is as follows: firstly, a bearing a to be measured is placed on a workbench 2, and the inner ring of the bearing a is ensured to be aligned with an inner ring lower disc 3; then, the lifting platform 4 is moved downwards by the main cylinder 41 until the outer ring pressing cylinder 9 is propped against the upper end of the outer ring of the bearing, and the outer ring of the bearing is pressed and fixed by the workbench 2 and the outer ring pressing cylinder 9; the cylinder 53 is used for moving the inner ring upper disc 5 and the measuring table 8 downwards, the motor 5 is used for rotating the inner ring upper disc 5 and the measuring table 8 back and forth at a small angle, the second driving assembly is used for enabling the inner ring upper disc 5 and the measuring table 8 to move downwards while rotating until the inner ring upper disc 5 pushes the inner ring of the bearing a to the bottommost part, and the distance I is measured by the distance measuring sensor 7; then, the first driving assembly drives the inner ring lower disc 3 to move upwards while rotating until the inner ring lower disc 3 pushes the inner ring of the bearing a to the top under the action of overcoming the pressure of the inner ring upper disc 5, and the distance II is measured by the distance measuring sensor 7; and finally, the machine control box subtracts the distance one from the distance two to obtain a difference value which is the measured axial clearance of the bearing. To sum up, the rotation of inner circle hanging wall and inner circle lower wall can drive the inner circle rotation of bearing, avoids blocking because of the inner circle and influences the measurement of play, the utility model has the advantages of measure accuracy, automatic strong, efficient.
The above-mentioned be the utility model discloses a concrete implementation way, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.
Claims (5)
1. The utility model provides a bearing axial play measuring equipment which characterized in that: the device comprises a rack, an inner ring upper disc, an inner ring lower disc, an outer ring pressing cylinder, a lifting table, a workbench, a distance measuring sensor and a measuring table, wherein the workbench is fixedly arranged on the rack, and the inner ring lower disc is rotatably and liftably embedded in the workbench and is provided with a first driving assembly; the lifting platform is arranged on the rack in a lifting manner, the inner ring upper disc is rotatably and liftably arranged at the bottom of the lifting platform and is provided with a second driving assembly in a matching manner, the inner ring upper disc is positioned right above the inner ring lower disc, and the outer ring pressing cylinder is fixedly arranged on the lifting platform and sleeved outside the inner ring upper disc; the distance measuring sensor is fixedly arranged on the lifting table, and the measuring table is fixedly arranged on the inner ring upper disc and extends to the position right below the distance measuring sensor.
2. The bearing axial play measuring apparatus according to claim 1, characterized in that: the first driving assembly and the second driving assembly have the same structure.
3. A bearing axial play measuring apparatus according to claim 1 or 2, characterized in that: the second drive assembly comprises a shaft body, a shaft seat, a motor and a cylinder, the cylinder is fixedly arranged in the rack, the shaft seat and the motor are fixedly arranged on the lifting platform, the shaft body is rotatably and liftably assembled in the shaft seat, the upper end of the shaft body is connected with the cylinder, and the lower end of the shaft body extends to the bottom of the lifting platform and is connected with the measuring platform and the inner ring lower disc.
4. A bearing axial play measuring apparatus according to claim 1, wherein: the cross section of the inner ring upper disc is in a convex shape.
5. A bearing axial play measuring apparatus according to claim 1 or 4, wherein: the outer ring pressing cylinder is an arc-shaped plate, the measuring table comprises an arc-shaped plate, a connecting part extends towards one bent side in the middle of the arc-shaped plate, and the connecting part is fixedly arranged on the inner ring upper disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920994232.1U CN209764054U (en) | 2019-06-28 | 2019-06-28 | Bearing axial clearance measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920994232.1U CN209764054U (en) | 2019-06-28 | 2019-06-28 | Bearing axial clearance measuring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209764054U true CN209764054U (en) | 2019-12-10 |
Family
ID=68746008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920994232.1U Active CN209764054U (en) | 2019-06-28 | 2019-06-28 | Bearing axial clearance measuring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209764054U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112050772A (en) * | 2020-10-15 | 2020-12-08 | 安徽固迈汽车零部件有限公司 | Bearing working clearance detection method |
| EP3839463A1 (en) * | 2019-12-20 | 2021-06-23 | Brandenburgische Technische Universität Cottbus-Senftenberg | Method and device for measuring the axial displaceability of a rotatably mounted shaft |
| CN113124810A (en) * | 2019-12-31 | 2021-07-16 | 新疆金风科技股份有限公司 | Method and system for measuring matching quality of shafting bearing |
-
2019
- 2019-06-28 CN CN201920994232.1U patent/CN209764054U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3839463A1 (en) * | 2019-12-20 | 2021-06-23 | Brandenburgische Technische Universität Cottbus-Senftenberg | Method and device for measuring the axial displaceability of a rotatably mounted shaft |
| CN113124810A (en) * | 2019-12-31 | 2021-07-16 | 新疆金风科技股份有限公司 | Method and system for measuring matching quality of shafting bearing |
| CN112050772A (en) * | 2020-10-15 | 2020-12-08 | 安徽固迈汽车零部件有限公司 | Bearing working clearance detection method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209764054U (en) | Bearing axial clearance measuring equipment | |
| CN109631775B (en) | Height detection equipment for rotor and stator core of compressor | |
| CN212432860U (en) | Concrete strength detection device for construction | |
| CN103353368A (en) | Torque test platform | |
| CN107458989A (en) | A kind of architectural engineering fragile material has the lifting device of safeguard function | |
| CN114152174B (en) | Rolling bearing finished product detection device | |
| CN108801825B (en) | Building material hardness detection device and detection method | |
| CN215177616U (en) | Brake disc run-out degree detection positioning device | |
| CN114608409A (en) | Detection device and detection method for common normal of external teeth of coupler for rail transit | |
| CN107505071B (en) | Friction moment detection device for ball screw pair | |
| CN116147463A (en) | Inner diameter measuring device for large bearing detection | |
| CN208606788U (en) | A kind of rotary encoder mounting bracket | |
| CN217096496U (en) | Large-scale carousel bearing assembly work platform | |
| CN215832601U (en) | Calibrating device for height caliper | |
| CN212159408U (en) | Light wallboard bearing capacity detection device | |
| CN210070983U (en) | Industry workshop raise dust noise detection device | |
| CN210165941U (en) | Quality inspection device is used in production of falling formula double leaf protective airtight door frame | |
| CN205898107U (en) | Hemisphere apolegamy device | |
| CN107815946A (en) | A kind of intelligent road construction device and its method of work | |
| CN220187687U (en) | Contact type measuring device for annular workpiece | |
| CN219714998U (en) | Material testing device | |
| CN218956295U (en) | Aluminum-plastic composite hose toughness detection device for cream production | |
| CN220216291U (en) | Hydraulic device for shaping cast iron floor | |
| CN218496080U (en) | Flatness detection equipment for water supply and drainage pipeline | |
| CN217277478U (en) | House structural member bearing capacity detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |