CN216246136U

CN216246136U - High-precision straight shaft detection device

Info

Publication number: CN216246136U
Application number: CN202122805917.7U
Authority: CN
Inventors: 吴韬; 林波; 陈云祥; 冯劲松; 任强
Original assignee: Zhejiang Institute of Mechanical and Electrical Engineering Co Ltd
Current assignee: Dongyang Dalongshan Construction Labor Co.,Ltd.
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-04-08
Anticipated expiration: 2031-11-16

Abstract

The utility model belongs to the technical field of detection equipment, and particularly relates to a high-precision straight shaft detection device which comprises a detection box, wherein a feed inlet is formed in the upper surface of the detection box, a storage hopper is arranged below the feed inlet, a discharging mechanism is arranged at the lower end of the storage hopper, a first supporting plate is arranged on one side of the discharging mechanism, a sliding plate is connected onto the first supporting plate, a first roller wheel is arranged on the sliding plate, a second roller wheel is arranged on one side of the first roller wheel, a guide rod is arranged below the first roller wheel, one end of the guide rod is connected with a rotating shaft, a limiting column is arranged at the end part, close to the rotating shaft, of the guide rod, and a second supporting plate is arranged on one side, far away from the first supporting plate, of the sliding plate. The first support plate and the second support plate symmetrical to the first support plate are arranged, the second support plate is connected with the detection box in a sliding mode through the first sliding seat, and meanwhile the second sliding seat and the lifting rod are arranged on the top of the detection box, so that the purpose of improving the detection precision of the device can be achieved.

Description

High-precision straight shaft detection device

Technical Field

The utility model relates to the technical field of detection equipment, in particular to a high-precision straight-line shaft detection device.

Background

The shaft part is one of typical parts frequently encountered in hardware fittings, is mainly used for supporting transmission parts, transmitting torque and bearing load, and the detection of the shaft part plays an important role in the use reliability and the product yield of the shaft part.

The prior art has the following problems:

1. when a device of the linear shaft detection device detects a linear shaft workpiece by adopting a visual detection method, the distance between an image acquisition unit in the device and a workpiece fixing unit is fixed, and when workpieces with different lengths or diameters are detected, the position of the acquired image is deviated due to the change of the size of the workpiece, so that a final detection result is influenced to a certain extent;

2. a line axle detection device that exists in the existing market, its device speed is slower when going on going up unloading, need manually to wait to detect on the work piece fixed unit and wait to get and put to the detection efficiency who has leaded to the device is lower, is unfavorable for the batch detection of work piece.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a high-precision in-line shaft detection device, which solves the problems of low detection precision and low detection efficiency of the existing device.

In order to achieve the purpose, the utility model provides the following technical scheme: a high-precision straight shaft detection device comprises a detection box, wherein a feed inlet is formed in the upper surface of the detection box, a storage hopper is arranged below the feed inlet, a blanking mechanism is arranged at the lower end of the storage hopper, a first supporting plate is arranged on one side of the blanking mechanism, a sliding plate is connected onto the first supporting plate, a first roller is arranged on the sliding plate, a second roller is arranged on one side of the first roller, a guide rod is arranged below the first roller, a rotating shaft is connected to one end of the guide rod, a limiting column is arranged at the end part, close to the rotating shaft, of the guide rod, a second supporting plate is arranged on one side of the sliding plate, away from the first supporting plate, a first sliding seat is arranged below the second supporting plate, a second sliding seat is arranged at the top of the detection box, a lifting rod is connected below the second sliding seat, and an image acquisition device is arranged at the lower end of the lifting rod, and one side of the image acquisition device, which is far away from the storage hopper, is provided with a light compensation device, and a discharge hole is arranged below the light compensation device.

As a preferred technical solution of the present invention, the first support plate is fixedly connected to the detection box through a pin, and the second support plate is slidably connected to the detection box through a first sliding seat.

As a preferred technical solution of the present invention, the sliding plate is slidably connected to the first support plate through a sliding rail, and the second support plate is also provided with a sliding plate, a first roller, a second roller and a guide rod.

In a preferred embodiment of the present invention, the first support plate and the second support plate have the same height and length, and the sliding plate of the first support plate and the sliding plate of the second support plate move synchronously.

As a preferred technical solution of the present invention, the first roller is rotatably connected to the sliding plate through a driving motor, and the bearing seat for fixing the second roller is slidably connected to the sliding plate through a sliding rail.

As a preferable technical scheme of the utility model, the guide rod is rotatably connected with the sliding plate through a rotating shaft, and the limiting column is perpendicular to the guide rod.

As a preferable technical scheme of the utility model, the lifting rod is in sliding connection with the detection box through a second sliding seat, and the image acquisition device is fixedly connected with the lifting rod through a pin bolt.

Compared with the prior art, the utility model provides a high-precision straight-line shaft detection device, which has the following beneficial effects:

1. the high-precision straight-line shaft detection device is characterized in that a first supporting plate and a second supporting plate which is symmetrical to the first supporting plate are arranged, the second supporting plate is connected with a detection box in a sliding mode through a first sliding seat, a second sliding seat is arranged at the top of the detection box, an image acquisition device is movably connected with the second sliding seat through a lifting rod, the distance between the second supporting plate and the first supporting plate is adjusted according to the length of a workpiece to be detected during use, the image acquisition device is adjusted to the middle position between the first supporting plate and the second supporting plate, and finally the workpiece to be detected is placed on the upper surfaces of a first roller and a second roller, so that the image acquisition device can be ensured, the image acquisition of the appearance contour of the workpiece can be carried out from the position right above the workpiece to be detected, and the influence on the final image contrast due to the shooting angle is avoided, therefore, the problem that the detection precision of the traditional linear shaft detection device is not high is effectively solved.

2. This high accuracy word axle detection device, below through at first running roller sets up the guide bar, and pass through the axis of rotation with the guide bar and be connected with the sliding plate rotation, pass through slide rail and sliding plate sliding connection with the second running roller simultaneously, the during operation slides the sliding plate to the storage hopper under, then blanking structure once emits a set of work piece on two sets of sliding plates, then slide the sliding plate to carrying out image acquisition under image acquisition device again, last second running roller slides towards the direction of keeping away from first running roller, the work piece descends to the guide bar on, the axis of rotation rotates the guide bar simultaneously and takes place the slope, the position department of work piece cunning to the discharge gate under the effect of gravity, can avoid the trouble of manual work piece of getting through this mode, thereby the effectual traditional word axle detection device of having solved, the lower problem of device detection efficiency who exists.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 1 according to the present invention;

fig. 4 is a schematic structural view of the guide bar of the present invention.

In the figure: 1. a detection box; 2. a feed inlet; 3. a storage hopper; 4. a blanking mechanism; 5. a first support plate; 6. a sliding plate; 7. a first roller; 8. a second roller; 9. a guide bar; 10. a rotating shaft; 11. a limiting column; 12. a second support plate; 13. a first sliding seat; 14. a second sliding seat; 15. a lifting rod; 16. an image acquisition device; 17. a light compensation device; 18. and (4) a discharge port.

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. 1-4, in this embodiment: a high-precision straight shaft detection device comprises a detection box 1, wherein a feed inlet 2 is arranged on the upper surface of the detection box 1, a storage hopper 3 is arranged below the feed inlet 2, a blanking mechanism 4 is arranged at the lower end of the storage hopper 3, a first supporting plate 5 is arranged on one side of the blanking mechanism 4, a sliding plate 6 is connected onto the first supporting plate 5, a first roller 7 is arranged on the sliding plate 6, a second roller 8 is arranged on one side of the first roller 7, a guide rod 9 is arranged below the first roller 7, one end of the guide rod 9 is connected with a rotating shaft 10, a limiting column 11 is arranged at the end part of the guide rod 9 close to the rotating shaft 10, a second supporting plate 12 is arranged on one side of the sliding plate 6 far away from the first supporting plate 5, a first sliding seat 13 is arranged below the second supporting plate 12, a second sliding seat 14 is arranged at the top of the detection box 1, a lifting rod 15 is connected below the second sliding seat 14, an image acquisition device 16 is arranged at the lower end of the lifting rod 15, the side of the image acquisition device 16 far away from the storage hopper 3 is provided with a light compensation device 17, and a discharge hole 18 is arranged below the light compensation device 17.

In this embodiment, the first support plate 5 is fixedly connected to the detection box 1 through a pin, and the second support plate 12 is slidably connected to the detection box 1 through a first sliding seat 13, so as to adjust the distance between the first support plate 5 and the second support plate 12; the sliding plate 6 is connected with the first supporting plate 5 in a sliding mode through a sliding rail, and the sliding plate 6, the first roller 7, the second roller 8 and the guide rod 9 are also arranged on the second supporting plate 12, so that the linear shaft workpiece can be placed conveniently; the heights and the lengths of the first supporting plate 5 and the second supporting plate 12 are the same, and the sliding plate 6 on the first supporting plate 5 and the sliding plate 6 on the second supporting plate 12 move synchronously so as to prevent the linear shaft workpiece from falling; the first roller 7 is rotationally connected with the sliding plate 6 through a driving motor, and a bearing seat for fixing the second roller 8 is slidably connected with the sliding plate 6 through a sliding rail so as to rotate and release the linear shaft workpiece; the guide rod 9 is rotatably connected with the sliding plate 6 through a rotating shaft 10, the limiting column 11 is perpendicular to the guide rod 9, and a workpiece can be slid to the discharge hole 18 through the guide rod 9; the lifting rod 15 is connected with the detection box 1 in a sliding mode through the second sliding seat 14, and the image acquisition device 16 is fixedly connected with the lifting rod 15 through a pin bolt so as to adjust the position of the image acquisition device 16.

The working principle and the using process of the utility model are as follows: before use, firstly, according to the length of a workpiece to be detected, the distance between the second support plate 12 and the first support plate 5 is adjusted through the first sliding seat 13, then, the second sliding seat 14 and the lifting rod 15 are used for adjusting the image acquisition device 16 to the perpendicular bisector of the first support plate 5 and the second support plate 12, when the device is used, the workpiece to be detected with a straight shaft is placed into the storage hopper 3 from the feeding hole 2, then, the sliding plate 6 is slid to the lower part of the storage hopper 3, the blanking mechanism 4 is started to throw a group of workpieces onto the first roller 7 and the second roller 8, then, the sliding plate 6 is slid to the initial position to acquire images of the workpiece, the workpiece is driven to rotate through the autorotation of the first roller 7 in the image acquisition process, so that the workpiece is shot in all-directional descending, finally, the second roller 8 slides to the outer side, and the workpiece is placed onto the guide rod 9 under the action of self weight, meanwhile, the rotating shaft 10 rotates the guide rod 9 to incline, so that the workpiece is guided to the position of the discharge hole 18, then the second roller 8 and the guide rod 9 are restored to the initial position, and the device can repeatedly take, place and detect the workpiece.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high accuracy word axle detection device, includes detection case (1), its characterized in that: the detection box comprises a detection box (1), a feed inlet (2) is arranged on the upper surface of the detection box (1), a storage hopper (3) is arranged below the feed inlet (2), a blanking mechanism (4) is arranged at the lower end of the storage hopper (3), a first supporting plate (5) is arranged on one side of the blanking mechanism (4), a sliding plate (6) is connected onto the first supporting plate (5), a first roller (7) is arranged on the sliding plate (6), a second roller (8) is arranged on one side of the first roller (7), a guide rod (9) is arranged below the first roller (7), one end of the guide rod (9) is connected with a rotating shaft (10), a limiting column (11) is arranged at the end part, close to the rotating shaft (10), of the guide rod (9), a second supporting plate (12) is arranged on one side, far away from the first supporting plate (5), of the sliding plate (6), and a first sliding seat (13) is arranged below the second supporting plate (12), the top of detection case (1) is equipped with second sliding seat (14), and the below of second sliding seat (14) is connected with lifter (15), the lower extreme of lifter (15) is equipped with image acquisition device (16), and one side that storage hopper (3) were kept away from in image acquisition device (16) is equipped with light compensation device (17), the below of light compensation device (17) is equipped with discharge gate (18).

2. A high accuracy in-line axis detection device as claimed in claim 1, wherein: the first supporting plate (5) is fixedly connected with the detection box (1) through a pin bolt, and the second supporting plate (12) is connected with the detection box (1) in a sliding mode through a first sliding seat (13).

3. A high accuracy in-line axis detection device as claimed in claim 1, wherein: the sliding plate (6) is connected with the first supporting plate (5) in a sliding mode through a sliding rail, and the second supporting plate (12) is also provided with the sliding plate (6), the first roller (7), the second roller (8) and the guide rod (9).

4. A high accuracy in-line axis detection device as claimed in claim 1, wherein: the height and the length of the first supporting plate (5) and the second supporting plate (12) are the same, and the sliding plate (6) on the first supporting plate (5) and the sliding plate (6) on the second supporting plate (12) move synchronously.

5. A high accuracy in-line axis detection device as claimed in claim 1, wherein: the first roller (7) is rotatably connected with the sliding plate (6) through a driving motor, and a bearing seat used for fixing the second roller (8) is slidably connected with the sliding plate (6) through a sliding rail.

6. A high accuracy in-line axis detection device as claimed in claim 1, wherein: the guide rod (9) is rotatably connected with the sliding plate (6) through a rotating shaft (10), and the limiting column (11) is perpendicular to the guide rod (9).

7. A high accuracy in-line axis detection device as claimed in claim 1, wherein: the lifting rod (15) is connected with the detection box (1) in a sliding mode through a second sliding seat (14), and the image acquisition device (16) is fixedly connected with the lifting rod (15) through a pin bolt.