CN213727923U - Bearing finished product appearance defect detection device - Google Patents
Bearing finished product appearance defect detection device Download PDFInfo
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- CN213727923U CN213727923U CN202022320745.XU CN202022320745U CN213727923U CN 213727923 U CN213727923 U CN 213727923U CN 202022320745 U CN202022320745 U CN 202022320745U CN 213727923 U CN213727923 U CN 213727923U
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- workbench
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- tension spring
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Abstract
The utility model relates to the technical field of bearing production, in particular to a bearing finished product appearance defect detection device, which comprises a workbench, a conveying device, an inspection device, a screening device and an interval adjusting device; the inspection device is positioned at the upper part of the workbench; the conveying device is positioned between the workbench and the inspection device, is fixed on the workbench and can move relative to the workbench; the left side of the conveying device is provided with a feeding hole, and the right side of the conveying device is provided with a discharging hole; the inspection device is positioned between the discharge hole and the feed inlet; the screening device is fixed on one side of the workbench and positioned at the upper part of the conveying device, and the screening device is positioned between the inspection device and the discharge hole; the spacing adjusting device is fixed on one side of the workbench and is positioned between the feeding hole and the inspection device. The problem that the checking accuracy is reduced due to mistaken shooting when the bearing is checked in the prior art is effectively solved.
Description
Technical Field
The utility model relates to a bearing production technical field especially relates to a bearing finished product appearance imperfections detection device.
Background
The bearing is an important basic part of various mechanical equipment, and the precision, the performance, the service life and the reliability of the bearing play a decisive role in the precision, the performance, the service life and the reliability of a host machine. In mechanical products, a bearing belongs to a high-precision product, not only needs comprehensive support of various subject theories such as mathematics, physics and the like, but also needs services of various subjects such as material science, heat treatment technology, precision machining and measuring technology, numerical control technology, effective numerical method, powerful computer technology and the like, and therefore the bearing is a product representing the national technological strength. The bearing is a component for fixing and reducing the load friction coefficient in the mechanical transmission process. It can also be said that the member for reducing the friction coefficient during power transmission and keeping the center position of the shaft fixed when the other members are moved relative to each other on the shaft. The bearing is a lightweight part in modern mechanical equipment. Its main function is to support the mechanical rotating body to reduce the friction coefficient of mechanical load of equipment in the transmission process. The bearings can be classified into rolling bearings and sliding bearings according to the frictional properties of the moving elements.
The appearance detection of bearing, whether mainly detect the surface of bearing have mar and rust and the rivet of upper and lower terminal surface whether rivet well and whether lack the steel ball, to the size detection of bearing, whether the hole diameter of main detection bearing is qualified, at present often use manual detection, manual detection not only detection error is big, and the workman uses the eye degree height, easily induces various eye diseases, manual detection uses the hand direct touch bearing can pollute the surface of bearing and manual detection can only detect a bearing once, detection efficiency is also very low.
The chinese utility model with the patent number CN201920984658.9 provides a machine vision mechanism for detecting defects of bearing rings, which is used for automatically detecting appearance defects of end faces of the bearing rings conveyed on a ring conveyor belt, and the vision detection mechanism comprises an industrial personal computer with an IO card inside, a shading box, a camera and a parallel light source; the shading box is a box body with an open bottom surface as a light outlet; the bottom surface of the shading box is closely adjacent to the conveying surface of the ferrule conveying belt, and a gap for the ferrule to pass through is formed between the bottom surface of the shading box and the conveying surface of the ferrule conveying belt; the photographing area of the camera is positioned at the middle shaft part of the conveyor belt; the parallel light source is arranged at the center of the interior of the shading box in the plane view direction; a photoelectric sensor is arranged at the photographing area of the camera; when the ferrule passes through the photographing area, the photoelectric sensor triggers the camera to enable the camera to photograph the ferrule; the utility model discloses can carry out bearing ring terminal surface detection with high efficiency. It aims at solving and can carry out bearing ring terminal surface detection high-efficiently, but still does not solve when shooing the product through the camera, and the product is removed through the conveyer belt, and the distance between the product has no way to control, and the distance undersize between two products is easy when shooing with two products simultaneously in same photo for can't distinguish two products that are arranged in same photo in the processing procedure, removing devices can not make accurate selection.
Disclosure of Invention
1. Technical problem to be solved
The utility model discloses the purpose needs artifical the detection to bearing among the prior art, and is not only inefficient, has certain harm to eyes, does not have the restriction to the distance between two products in the data send process moreover, does the contrast simultaneously with two products easily, has reduced the problem of the rate of accuracy of selecting, provides a bearing finished product appearance defect detection device.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A bearing finished product appearance defect detection device comprises a workbench, a conveying device, an inspection device, a screening device and a spacing adjusting device; the inspection device is positioned at the upper part of the workbench; the conveying device is positioned between the workbench and the inspection device, is fixed on the workbench and can move relative to the workbench; the left side of the conveying device is provided with a feeding hole, and the right side of the conveying device is provided with a discharging hole; the inspection device is positioned between the discharge hole and the feed inlet; the screening device is fixed on one side of the workbench and positioned at the upper part of the conveying device, and the screening device is positioned between the inspection device and the discharge hole; the spacing adjusting device is fixed on one side of the workbench and is positioned between the feeding hole and the inspection device.
Preferably, the distance adjusting device comprises a fixed disc, a rotary distributor, a pull rod, a poke rod, a first tension spring and a second tension spring; the rotary distributor is positioned on the upper part of the fixed disk and can rotate relative to the fixed disk; one end of the pull rod is positioned at the upper part of the fixed disk and is connected with the fixed disk through a second tension spring; the other end of the pull rod is rotationally connected with one end of the poke rod; one end of the first tension spring is fixed on the pull rod, and the other end of the first tension spring is fixed on the poke rod.
Preferably, the upper end surface of the fixed disc is provided with a guide groove, and one end of the pull rod is positioned in the guide groove and can move left and right; and a second tension spring fixing rod is arranged on the lower end face of the fixing disk, and one end of a second tension spring is fixed on the outer side of the periphery of the second tension spring fixing rod.
Preferably, the upper end of the rotary distributor is provided with at least three separators, the lower parts of the separators are provided with positioning discs, and the positioning discs are provided with a plurality of fixing grooves; when the rotary distributor is fixed, one end of the pull rod is positioned in the fixed groove.
Preferably, the workbench is provided with a defective product discharge port on the side opposite to the screening device.
Preferably, the inspection device comprises a camera and a light source; the camera is located above the light source.
Preferably, the discharge hole is a qualified product discharge hole.
Preferably, guide plates are arranged on two sides of the feed inlet.
Preferably, the conveying means is a conveyor belt.
3. Advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a bearing finished product appearance defect detection device, drives the operation of bearing finished product through the conveyer belt, shoots the bearing through the camera that is arranged in the inspection device of conveyer belt top, through taking a picture and do the discernment, qualified product passes through the discharge gate and discharges, and not good product is rejected through sieving mechanism, discharges from the unqualified product discharge gate. The problems of high labor intensity and low efficiency in the prior art are effectively solved by manual detection.
Two, through fixing an interval adjusting device in conveyer one side, the distance between two bearings is fixed through interval adjusting device, when preventing that the camera among the detection device from shooing the bearing, in simultaneously shooing into same photo with two adjacent bearings, can not be accurate when the system discerns confirm certified products and defective work, lead to that the sieving mechanism can not be accurate reject the defective work, has improved the accuracy that detects effectively.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a top view of the present invention;
FIG. 4 is a schematic structural view of the spacing adjustment apparatus of the present invention;
FIG. 5 is a partial cross-sectional view of a mounting plate of the present invention;
FIG. 6 is a schematic view of the rotary distributor of the present invention;
in the figure, 1, a workbench;
2. a conveying device; 21. a feed inlet, 22 and a discharge outlet;
3. a detection device; 31. camera, 32, light source;
4. a distance adjusting device screening device; 41. the device comprises a fixed disc, 411, a guide groove, 412, a second tension spring fixing rod, 42, a rotary distributor, 421, a separator, 422, a positioning disc, 422a, a fixing groove, 43, a pull rod, 44, a poke rod, 45, a first tension spring, 46 and a second tension spring;
5. a screening device; 51. discharge port of unqualified product
Detailed Description
The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.
As shown in fig. 1 to 6, the appearance defect detection device for a bearing finished product comprises a workbench 1, a conveying device 2, an inspection device 3, a spacing adjustment device 4 and a screening device 5. Wherein, inspection device 3 passes through the mount to be fixed on workstation 1, and conveyer 2 is located between workstation 1 and inspection device 3, and conveyer 2 fixes on workstation 1, and conveyer 2 in this scheme is the conveyer belt, and the conveyer belt can move 1 relatively workstation, and conveyer 2 left side is feed inlet 21, and the right side is discharge gate 22. Inspection device 3 is located between discharge gate 22 and the feed inlet 21, and the bearing of transmission through conveyer 2 spreads into from feed inlet 21, through inspection device 3, shoots through camera 31 in the inspection device 3, gathers the overlook image of the regional bearing of shooing and to its analysis to detect the appearance defect of bearing terminal surface, wherein, appearance defect includes car scrap mark, forged scrap point, bruise, grinding scar, rust etc.. The screening device 5 is fixed on one side of the workbench 1, a defective product discharge port 51 is arranged at the position corresponding to the screening device 5 on the other side of the workbench 1, and the defective products inspected by the inspection device 2 are pushed by the screening device 5 and removed from the defective product discharge port 51. And the screening device 5 is located above the conveyor 2, the screening device 5 being located between the inspection device 3 and the discharge opening 22. The spacing adjusting device 4 is fixed on one side of the workbench 1 and is positioned between the feeding port 21 and the inspection device 3.
Specifically, the pitch adjusting device 4 includes a fixed disk 41, a rotary distributor 42, a pull rod 43, a tap lever 44, a first tension spring 45, and a second tension spring 46. The rotary distributor 42 is located above the fixed tray 41 and can rotate relative to the fixed tray 41. One end of the pull rod 43 is located at the upper part of the fixed disk 41 and is connected with the fixed disk 41 through a second tension spring 46, one end of the second tension spring 46 is connected with the fixed disk 41, and the other end is connected with the pull rod 43. The other end of the pull rod 43 is rotatably connected with one end of the poke rod 44, one end of a first tension spring 45 is fixed on the pull rod 43, and the other end is fixed on the poke rod 44.
Specifically, the pitch adjusting device 4 is fixed on the table 1 by a fixing plate 41, wherein the rotary distributor 42 is positioned above the conveyor belt and is in contact with bearings placed on the conveyor belt. One end of the pull rod 43 is connected with the fixed disc 41 and is positioned at one side of the transmission belt, the other end of the pull rod 43 is rotatably connected with the poke rod 44, a step is arranged at the end part of the pull rod 43 connected with the poke rod 44, so that the poke rod 44 is in a vertical state with the pull rod 43 under the action of the first tension spring 45 in an initial state, and the poke rod 44 rotates around the hinge center of the poke rod 44 and the pull rod 43 when being subjected to external force. The free end of the tap lever 44 is located above the conveyor belt and may be in contact with bearings placed on the conveyor belt.
Specifically, a guide groove 411 is formed in the upper end surface of the fixed disk 41, one end of the pull rod 43 is located in the guide groove 411 and can move left and right, a second tension spring fixing rod 412 is arranged on the lower end surface of the fixed disk 41, one end of a second tension spring 46 is fixed on the second tension spring fixing rod 412, and the other end of the second tension spring is fixed on the lower surface of the pull rod 43. At least three separators 421 are disposed at the upper end of the rotary distributor 42, a positioning plate 422 is disposed at the lower portion of the separators 421, and a plurality of fixing grooves 422a are disposed on the positioning plate 422. When the rotary distributor 42 is fixed, one end of the pull rod 43 is positioned in the fixing recess 422a, locking the rotary distributor 42. When the pulling bar 43 is pulled outward, the end of the pulling bar 43 is disengaged from the fixing groove 422a, and the rotary dispenser 42 can be rotated.
Specifically, the inspection apparatus 3 includes a camera 31 and a light source 32. The camera 31 is located above the light source 32. The outer cover of the light source 32 is semicircular, light can be converged more through the light cover, the light of the camera 31 on the upper portion of the light source 32 is more sufficient when the camera takes a picture, and the picture taken by the bearing is clear and complete.
Specifically, the discharge port 22 is a qualified product discharge port. Guide plates 21a for facilitating the bearing to flow out to the conveyor belt are arranged on two sides of the feed port 21.
When the device is used, the bearings enter through the feeding hole 21 of the transmission belt, when the first bearing is positioned below the detection device 2, the second bearing is separated through the rotary distributor 42, after the first bearing is photographed, the first bearing moves along with the transmission belt to drive the poking rod 44 to move in the same direction, one end of the pull rod 43 is separated from the fixed groove 422a, the rotary distributor 42 rotates to enable the second bearing to move along with the transmission belt, when the pulling force of the first tension spring 45 is greater than the force of the bearing on the poking rod 44, the poking rod 44 rotates around the hinged point, and the inspected first bearing moves to the next flow along with the transmission belt. The distance between two adjacent bearings is kept to be one through the cooperation of the rotary distributor 42, the pull rod 43 and the poke rod 44, and errors generated during photographing are effectively reduced.
The above description is only the preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model.
Claims (9)
1. The bearing finished product appearance defect detection device is characterized by comprising a workbench (1), a conveying device (2), an inspection device (3), a spacing adjustment device (4) and a screening device (5);
the inspection device (3) is positioned at the upper part of the workbench (1);
the conveying device (2) is positioned between the workbench (1) and the inspection device (3), is fixed on the workbench (1) and can move relative to the workbench (1);
the left side of the conveying device (2) is provided with a feeding hole (21), and the right side is provided with a discharging hole (22);
the inspection device (3) is positioned between the feed inlet (21) and the discharge outlet (22);
the screening device (5) is fixed on one side of the workbench (1) and is positioned at the upper part of the conveying device (2), and the screening device (5) is positioned between the inspection device (3) and the discharge hole (22);
the spacing adjusting device (4) is fixed on one side of the workbench (1) and is positioned between the feed port (21) and the inspection device (3).
2. The finished bearing product appearance defect detection device of claim 1, wherein the spacing adjustment device (4) comprises a fixed disc (41), a rotary distributor (42), a pull rod (43), a poke rod (44), a first tension spring (45) and a second tension spring (46);
the rotary distributor (42) is positioned on the upper part of the fixed disc (41) and can rotate relative to the fixed disc (41);
one end of the pull rod (43) is positioned at the upper part of the fixed disc (41) and is connected with the fixed disc (41) through a second tension spring (46);
the other end of the pull rod (43) is rotationally connected with one end of the poke rod (44);
one end of a first tension spring (45) is fixed on the pull rod (43), and the other end is fixed on the poke rod (44).
3. The finished bearing product appearance defect detection device of claim 2, wherein the upper end face of the fixed disc (41) is provided with a guide groove (411), and one end of the pull rod (43) is positioned in the guide groove (411) and can move left and right;
a second tension spring fixing rod (412) is arranged on the lower end face of the fixing disk (41), and one end of a second tension spring (46) is fixed on the outer side of the periphery of the second tension spring fixing rod (412).
4. The finished bearing product appearance defect detection device of claim 2, wherein the upper end of the rotary distributor (42) is provided with at least three separators (421), the lower parts of the separators (421) are provided with positioning discs (422), and the positioning discs (422) are provided with a plurality of fixing grooves (422 a);
when the rotary distributor (42) is fixed, one end of the pull rod (43) is positioned in the fixed groove (422 a).
5. The finished bearing product appearance defect detection device of claim 1, wherein a defective product discharge hole (51) is formed in one side of the workbench (1) opposite to the screening device (5).
6. The finished bearing product appearance defect detection device of claim 1, wherein the inspection device (3) comprises a camera (31) and a light source (32);
the camera (31) is located above the light source (32).
7. The device for detecting the appearance defects of the finished bearing product according to claim 1, wherein the discharge port (22) is a qualified product discharge port.
8. The finished bearing product appearance defect detection device of claim 1, wherein guide plates (21 a) are arranged on two sides of the feed opening (21).
9. The finished bearing appearance defect detection device of claim 1, wherein the conveying device (2) is a conveyor belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022320745.XU CN213727923U (en) | 2020-10-17 | 2020-10-17 | Bearing finished product appearance defect detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022320745.XU CN213727923U (en) | 2020-10-17 | 2020-10-17 | Bearing finished product appearance defect detection device |
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| Publication Number | Publication Date |
|---|---|
| CN213727923U true CN213727923U (en) | 2021-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022320745.XU Active CN213727923U (en) | 2020-10-17 | 2020-10-17 | Bearing finished product appearance defect detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112122174A (en) * | 2020-10-17 | 2020-12-25 | 浙江亿龙检测技术有限公司 | Bearing finished product appearance defect detection device capable of automatically adjusting bearing distance |
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2020
- 2020-10-17 CN CN202022320745.XU patent/CN213727923U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112122174A (en) * | 2020-10-17 | 2020-12-25 | 浙江亿龙检测技术有限公司 | Bearing finished product appearance defect detection device capable of automatically adjusting bearing distance |
| CN112122174B (en) * | 2020-10-17 | 2023-10-24 | 浙江亿龙检测技术有限公司 | Bearing finished product appearance defect detection device capable of automatically adjusting bearing distance |
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