CN223985704U - A workpiece height and parallelism detection mechanism - Google Patents
A workpiece height and parallelism detection mechanismInfo
- Publication number
- CN223985704U CN223985704U CN202520779816.2U CN202520779816U CN223985704U CN 223985704 U CN223985704 U CN 223985704U CN 202520779816 U CN202520779816 U CN 202520779816U CN 223985704 U CN223985704 U CN 223985704U
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Abstract
The utility model discloses a workpiece height and parallelism detecting mechanism which comprises a detecting driving piece, a lifting frame, a detecting pressing rod and a detecting assembly, wherein the lifting frame is positioned right above a detecting platform, the detecting driving piece is used for driving the lifting frame to be lifted to a high position or a low position, the detecting assembly is positioned above the lifting frame when the lifting frame is positioned at the high position, the detecting assembly comprises a displacement sensor with a downward detecting end, the length of the detecting pressing rod is larger than the diameter of a workpiece, the detecting pressing rod is used for detecting the flatness of the workpiece, the detecting driving piece is used for driving the detecting pressing rod to descend, so that two ends of the detecting pressing rod are pressed against a detecting surface of the workpiece, and then the detecting of the height and the flatness of the workpiece are carried out by matching with the displacement sensor. The workpiece height and parallelism detection mechanism is matched with the detection driving piece, the lifting frame, the detection pressing rod and the detection assembly, so that the detection of the workpiece height and parallelism is realized, the detection mode is convenient and easy to realize, and the detection efficiency and the detection precision are high.
Description
Technical Field
The utility model belongs to the technical field of workpiece detection, and particularly relates to a workpiece height and parallelism detection mechanism.
Background
The bearing is an indispensable important part in modern mechanical equipment, and the main functions of the bearing are to support a mechanical rotating body, reduce friction coefficient in the motion process and ensure rotation precision. Under the rapid development of modern industry, various machines have higher and higher requirements on the precision of the bearing. The height and parallelism of the bearing are taken as important indexes for influencing the precision of the bearing, and the performance of the bearing and the overall operation effect of mechanical equipment are directly related.
The detection of the height and parallelism of the inner ring of the traditional bearing is usually carried out by adopting a manual detection method, for example, a caliper, a micrometer and other tools are used for measurement. The method is time-consuming and labor-consuming, low in production efficiency, easy to be influenced by human factors, large in measurement error, and obvious in problems of low detection efficiency and poor detection precision.
Disclosure of utility model
The utility model aims to provide a workpiece height and parallelism detection mechanism, which solves the problems of low detection efficiency and poor detection precision in a conventional manual detection mode in the prior art.
To achieve the purpose, the utility model adopts the following technical scheme:
The utility model provides a work piece height and parallelism detection mechanism, its includes detection frame and at least one set of detection portion, wherein:
the detection frame is provided with at least one detection station, each detection station is provided with a detection platform, each detection station corresponds to a group of detection parts, each detection platform is configured to horizontally bear a workpiece to be detected, each detection part comprises a detection driving piece, a lifting frame, a detection pressing rod and a detection assembly, the lifting frame is arranged on the detection frame in a lifting manner and is positioned right above the detection platform, the fixed end of the detection driving piece is arranged on the detection frame, the driving end of the detection driving piece is connected with the lifting frame, and the detection driving piece is configured to drive the lifting frame to be lifted to a high position or a low position;
The detection assembly is arranged on the detection frame and is located above the lifting frame in a high position, the detection assembly comprises a displacement sensor, the detection end of the displacement sensor is arranged downwards, the length of the detection pressure rod is larger than the diameter of the workpiece, the detection pressure rod is configured to detect the flatness of the workpiece, the detection pressure rod is arranged at the bottom of the lifting frame, the detection driving piece drives the detection pressure rod to descend to a low position through the lifting frame, so that the two ends of the detection pressure rod along the length of the detection pressure rod are pressed against the detection surface of the workpiece to be detected, and then the detection pressure rod is matched with the displacement sensor to detect the flatness of the workpiece to be detected.
Further, the detection parts are provided with two groups, the detection frames are provided with two detection stations, and the extending directions of the two detection compression bars of the two groups of detection parts are vertical.
Further, the detection frame is further provided with a calibration assembly, the calibration assembly comprises a calibration platform and a calibration driving piece, the calibration platform is configured to bear a standard workpiece, the fixed end of the calibration driving piece is installed on the detection frame, the driving end of the calibration driving piece is connected with the calibration platform, the calibration driving piece is configured to drive the calibration platform to be close to or far away from the detection station, the calibration driving piece drives the calibration platform to move to the detection station, and two ends of the detection pressing rod along the length of the detection pressing rod are pressed against the detection surface of the standard workpiece so as to calibrate the standard workpiece before detecting the workpiece to be detected.
Further, the lifting frame comprises a lifting block and a connecting block, the top of the connecting block is installed at the driving end of the detection driving piece, a track groove is formed in the middle of the connecting block, a track wheel is installed on one side of the lifting block, which faces the connecting block, of the lifting block, the track wheel is matched with the track groove, and the track wheel is installed in the track groove.
Further, a sliding pair is arranged between the lifting block and the detection frame, the sliding pair comprises a linear guide rail and a sliding block, the linear guide rail is paved on the detection frame in a manner of extending along the height direction, and the sliding block is fixed on the lifting block and is sleeved on the linear guide rail in a sliding manner.
Further, the detection driving piece is detachably mounted on the detection frame through the mounting plate, the fixed end of the detection driving piece is mounted on one side of the mounting plate facing the detection station, one side of the mounting plate away from the detection station is arranged on the detection frame in a height-adjustable manner, a first adjustment scale is arranged on the detection frame in the height direction, and a second adjustment scale is arranged on the mounting plate in a fit manner.
Further, the detection compression bar is installed through the clamping component in the bottom of lifting block, the clamping component includes two clamp splice that the interval set up, two the first end of clamp splice is installed on the lifting block, two form between the second end of clamp splice and be used for the centre gripping detection compression bar the centre gripping region, two the middle part of clamp splice is through the installed part detachable continuous.
Further, the displacement sensor is fixedly connected with the detection frame through a connecting plate, the connecting plate is an L-shaped connecting plate, a first end of the L-shaped connecting plate is detachably arranged on the detection frame, and the displacement sensor is arranged at a second end of the L-shaped connecting plate.
Further, the calibration assembly further comprises a limiting plate, the top end of the limiting plate is installed on one side, far away from the detection station, of the calibration platform, the bottom end of the limiting plate extends towards the detection station, and the limiting plate is configured to limit the movement stroke of the calibration platform when the calibration platform moves.
Further, the top end of the clamping assembly is fixedly connected with the bottom of the lifting block through a connecting shaft.
Compared with the prior art, the workpiece height and parallelism detection mechanism has the beneficial effects that:
1) Through the cooperation of the detection driving piece, the lifting frame, the detection pressing rod and the displacement sensor, the detection driving piece drives the detection pressing rod to descend to a low position through the lifting frame, so that the detection pressing rod is pressed against the detection surface of a workpiece to be detected along the two ends of the length of the detection pressing rod, and then the detection of the height and the flatness of the workpiece to be detected is carried out by the cooperation of the displacement sensor, the detection mode is convenient and easy to realize, and the detection efficiency and the detection precision are high;
2) By arranging the two groups of detection parts, the two workpieces are detected at one time, and the extending directions of the two detection compression bars of the two groups of detection parts are set to be vertical, so that the detection efficiency is further improved, and meanwhile, the detection precision is improved;
3) By arranging the calibration assembly, the standard workpiece is calibrated before the workpiece to be detected is detected, and the detection precision is further improved.
Drawings
For a clearer description and understanding of the technical solutions of the embodiments of the present utility model, the following description will make a brief introduction to the drawings required for the description of the embodiments of the present utility model, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the contents of the embodiments of the present utility model and the drawings without inventive effort for those skilled in the art.
FIG. 1 is a schematic perspective view of a mechanism for detecting the height and parallelism of a workpiece according to an embodiment of the present utility model;
FIG. 2 is a schematic front view of a mechanism for detecting the height and parallelism of a workpiece according to an embodiment of the utility model;
FIG. 3 is a schematic side view of a workpiece height and parallelism detecting mechanism according to an embodiment of the utility model;
Fig. 4 is an enlarged schematic view at a in fig. 1.
Detailed Description
The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 4, in this embodiment, a workpiece height and parallelism detecting mechanism includes a detecting rack 10 and at least one group of detecting units, wherein at least one detecting station is provided on the detecting rack 10, one detecting platform 11 is provided at each detecting station, each detecting station corresponds to one group of detecting units, the detecting platform 11 is configured to horizontally carry a workpiece 20 to be detected, the detecting units include a detecting driving member 30, a lifting rack 40, a detecting pressing rod 50 and a detecting assembly 60, the lifting rack 40 is liftably mounted on the detecting rack 10 and located right above the detecting platform 11, a fixed end of the detecting driving member 30 is mounted on the detecting rack 10, a driving end of the detecting driving member 30 is connected to the lifting rack 40, the detecting driving member 30 is configured to drive the lifting rack 40 to be lifted to a high position or a low position, the detecting assembly 60 is mounted on the detecting rack 10 and located above the lifting rack 40 when being in the high position, the detecting assembly 60 includes a displacement sensor 61 with a detecting end facing downwards, the length of the detecting pressing rod 50 is greater than the diameter of the workpiece, the detecting pressing rod 50 is configured to detect the flatness of the workpiece, the detecting member is mounted on the lifting rack 10, the fixed end of the detecting driving member 30 is mounted on the lifting rack 10, the lifting rack 40 is mounted on the bottom of the detecting rack 40, and the lifting rod is driven to the detecting member 50 is driven to the height of the workpiece 20 by the lifting rack 50 to be detected by the displacement sensor 50.
It should be noted that the workpiece to be detected in the application is a bearing inner ring.
It can be seen that, through the cooperation of the detection driving member 30, the lifting frame 40, the detection pressing rod 50 and the displacement sensor 61, the detection driving member 30 drives the detection pressing rod 50 to descend to a low position through the lifting frame 40, so that the two ends of the detection pressing rod 50 along the length of the detection pressing rod are pressed against the detection surface of the workpiece 20 to be detected, and then the detection of the height and the flatness is implemented on the workpiece 20 to be detected by the cooperation of the displacement sensor 61, so that the detection mode is convenient and easy to implement, and the detection efficiency and the detection precision are high.
As one embodiment, two sets of detection parts are provided, two detection stations are provided on the detection rack 10, and the extending directions of the two detection compression bars 50 of the two sets of detection parts are vertical.
It can be seen that by providing two sets of detecting portions, detection of two workpieces at a time is realized, and simultaneously the extending directions of the two detecting compression bars 50 of the two sets of detecting portions are set to be vertical, so that the detecting efficiency is further improved, and meanwhile, the detecting precision is improved.
As an embodiment, the detecting rack 10 is further provided with a calibration assembly 70, the calibration assembly 70 comprises a calibration platform 73 and a calibration driving piece, the calibration platform 73 is configured to bear the standard workpiece 71, the fixed end of the calibration driving piece is installed on the detecting rack 10, the driving end of the calibration driving piece is connected with the calibration platform 73, the calibration driving piece is configured to drive the calibration platform 73 to be close to or far away from the detecting station, the calibration driving piece drives the calibration platform 73 to move to the detecting station, and two ends of the detecting pressure rod 50 along the length of the pressure rod are pressed against the detecting surface of the standard workpiece 71 so as to calibrate the standard workpiece 71 before detecting the workpiece 20 to be detected.
It should be noted that the detection driving member 30 and the calibration driving member may be an electric cylinder, an air cylinder or other linear modules with similar functions.
It can be seen that by providing the calibration assembly 70, calibration of the standard workpiece 71 before detecting the workpiece 20 to be detected is achieved, and the detection accuracy is further improved.
As an embodiment, the lifting frame 40 includes a lifting block 41 and a connecting block 42, the top of the connecting block 42 is installed at the driving end of the detection driving member 30, a track groove 43 is formed in the middle of the connecting block 42, a track wheel 44 is installed on one side, facing the connecting block 42, of the lifting block 41, the track wheel 44 is matched with the track groove 43, and the track wheel 44 is installed in the track groove 43.
As an embodiment, a sliding pair is provided between the lifting block 41 and the detection frame 10, the sliding pair includes a linear guide rail and a slider, the linear guide rail is laid on the detection frame 10 in a manner of extending in the height direction, and the slider is fixed on the lifting block 41 and is slidably sleeved on the linear guide rail.
It can be seen that, through the cooperation of the linear guide and the slider, the detection driving member 30 drives the lifting block 41 to move on the detection frame 10, so as to provide a sliding pair with simple structure and high guiding precision.
As an embodiment, the detection driving member 30 is detachably mounted on the detection frame 10 through the mounting plate 12, the fixed end of the detection driving member 30 is mounted on one side of the mounting plate 12 facing the detection station, one side of the mounting plate 12 away from the detection station is arranged on the detection frame 10 in an adjustable height manner, a first adjustment scale is arranged on the detection frame 10 along the height direction, and a second adjustment scale is arranged on the mounting plate 12 in an adaptive first adjustment scale.
As an embodiment, the detecting compression bar 50 is mounted at the bottom of the lifting block 41 through the clamping assembly 51, the clamping assembly 51 includes two clamping blocks 510 arranged at intervals, first ends of the two clamping blocks 510 are mounted on the lifting block 41, a clamping area for clamping the detecting compression bar 50 is formed between second ends of the two clamping blocks 510, and middle parts of the two clamping blocks 510 are detachably connected through a mounting piece.
As an embodiment, the displacement sensor 61 is fixedly connected with the detection frame 10 through a connecting plate 13, the connecting plate 13 is an L-shaped connecting plate 13, a first end of the L-shaped connecting plate 13 is detachably mounted on the detection frame 10, and the displacement sensor 61 is mounted on a second end of the L-shaped connecting plate 13.
As an embodiment, the calibration assembly 70 further includes a limiting plate 72, wherein a top end of the limiting plate 72 is mounted on a side of the calibration platform 73 away from the detection station, and a bottom end of the limiting plate 72 extends toward the detection station, and the limiting plate 72 is configured to limit a movement stroke of the calibration platform 73 when the calibration platform 73 moves.
As an embodiment, the top end of the clamping assembly 51 is fixedly connected to the bottom of the lifting block 41 through a connecting shaft 80.
When the workpiece height and parallelism detecting mechanism works, firstly, the calibrating driving part drives the calibrating platform 73 to move to a detecting station, the detecting driving part 30 drives the detecting pressing rod 50 to descend to a low position through the lifting frame 40, so that the two ends of the detecting pressing rod 50 along the length of the detecting pressing rod are pressed against the detecting surface of the standard workpiece 71, the standard workpiece 71 is calibrated before the workpiece 20 to be detected is detected, after the calibration is finished, the detecting driving part 30 drives the lifting seat to reset, the calibrating driving part drives the calibrating platform 73 to reset, then, the workpiece 20 to be detected is placed on each detecting platform 11 manually or by a mechanical arm, finally, the detecting driving part 30 drives the detecting pressing rod 50 to descend to a low position, the detecting pressing rod 50 is pressed against the detecting surface of the workpiece 20 to be detected, the displacement sensor 61 detects the height of the workpiece, and the detecting pressing rod 50 detects the flatness of the workpiece.
The above embodiments merely illustrate the basic principles and features of the present utility model, and the present utility model is not limited to the above examples, but can be variously changed and modified without departing from the spirit and scope of the present utility model, which is within the scope of the present utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a work piece height and parallelism detection mechanism which characterized in that, work piece height and parallelism detection mechanism includes detection frame and at least a set of detection portion, wherein:
the detection frame is provided with at least one detection station, each detection station is provided with a detection platform, each detection station corresponds to a group of detection parts, each detection platform is configured to horizontally bear a workpiece to be detected, each detection part comprises a detection driving piece, a lifting frame, a detection pressing rod and a detection assembly, the lifting frame is arranged on the detection frame in a lifting manner and is positioned right above the detection platform, the fixed end of the detection driving piece is arranged on the detection frame, the driving end of the detection driving piece is connected with the lifting frame, and the detection driving piece is configured to drive the lifting frame to be lifted to a high position or a low position;
The detection assembly is arranged on the detection frame and is located above the lifting frame in a high position, the detection assembly comprises a displacement sensor, the detection end of the displacement sensor is arranged downwards, the length of the detection pressure rod is larger than the diameter of the workpiece, the detection pressure rod is configured to detect the flatness of the workpiece, the detection pressure rod is arranged at the bottom of the lifting frame, the detection driving piece drives the detection pressure rod to descend to a low position through the lifting frame, so that the two ends of the detection pressure rod along the length of the detection pressure rod are pressed against the detection surface of the workpiece to be detected, and then the detection pressure rod is matched with the displacement sensor to detect the flatness of the workpiece to be detected.
2. The mechanism for detecting the height and parallelism of a workpiece according to claim 1, wherein the detecting portions are provided with two groups, the detecting frame is provided with two detecting stations, and the extending directions of the two detecting press bars of the two groups of detecting portions are perpendicular.
3. The workpiece height and parallelism detection mechanism according to claim 1, wherein the detection frame is further provided with a calibration assembly, the calibration assembly comprises a calibration platform and a calibration driving piece, the calibration platform is configured to bear a standard workpiece, a fixed end of the calibration driving piece is mounted on the detection frame, a driving end of the calibration driving piece is connected with the calibration platform, the calibration driving piece is configured to drive the calibration platform to be close to or far away from the detection station, the calibration driving piece drives the calibration platform to move to the detection station, and two ends of the detection pressing rod along the length of the detection pressing rod are pressed against a detection surface of the standard workpiece so as to calibrate the standard workpiece before the workpiece to be detected is detected.
4. The mechanism for detecting the height and the parallelism of the workpiece according to claim 1, wherein the lifting frame comprises a lifting block and a connecting block, the top of the connecting block is installed at the driving end of the detection driving piece, a track groove is formed in the middle of the connecting block, a track wheel is installed on one side, facing the connecting block, of the lifting block, the track wheel is matched with the track groove, and the track wheel is installed in the track groove.
5. The mechanism for detecting the height and the parallelism of a workpiece according to claim 4, wherein a sliding pair is arranged between the lifting block and the detecting frame, the sliding pair comprises a linear guide rail and a sliding block, the linear guide rail is paved on the detecting frame in a manner of extending along the height direction, and the sliding block is fixed on the lifting block and is sleeved on the linear guide rail in a sliding manner.
6. The mechanism for detecting the height and the parallelism of a workpiece according to claim 1, wherein the detection driving member is detachably mounted on the detection frame through a mounting plate, the fixed end of the detection driving member is mounted on one side of the mounting plate facing the detection station, one side of the mounting plate away from the detection station is arranged on the detection frame in an adjustable height manner, a first adjustment scale is arranged on the detection frame in the height direction, and a second adjustment scale is arranged on the mounting plate in a matched manner.
7. The mechanism of claim 4, wherein the detecting press rod is mounted at the bottom of the lifting block through a clamping assembly, the clamping assembly comprises two clamping blocks arranged at intervals, first ends of the two clamping blocks are mounted on the lifting block, a clamping area for clamping the detecting press rod is formed between second ends of the two clamping blocks, and middle parts of the two clamping blocks are detachably connected through a mounting piece.
8. The mechanism of claim 1, wherein the displacement sensor is fixedly connected to the detection frame via a connection plate, the connection plate is an "L" shaped connection plate, a first end of the "L" shaped connection plate is detachably mounted on the detection frame, and the displacement sensor is mounted on a second end of the "L" shaped connection plate.
9. The workpiece height and parallelism detection mechanism of claim 3, wherein the calibration assembly further comprises a limiting plate, a top end of the limiting plate is mounted on a side of the calibration platform away from the detection station, a bottom end of the limiting plate extends toward the detection station, and the limiting plate is configured to limit a movement stroke of the calibration platform when the calibration platform moves.
10. The mechanism of claim 7, wherein the top end of the clamping assembly is fixedly connected to the bottom of the lifting block via a connecting shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520779816.2U CN223985704U (en) | 2025-04-23 | 2025-04-23 | A workpiece height and parallelism detection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520779816.2U CN223985704U (en) | 2025-04-23 | 2025-04-23 | A workpiece height and parallelism detection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223985704U true CN223985704U (en) | 2026-03-10 |
Family
ID=98965572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520779816.2U Active CN223985704U (en) | 2025-04-23 | 2025-04-23 | A workpiece height and parallelism detection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223985704U (en) |
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2025
- 2025-04-23 CN CN202520779816.2U patent/CN223985704U/en active Active
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