CN211515221U - Bearing inner race surface defect automatic checkout device - Google Patents
Bearing inner race surface defect automatic checkout device Download PDFInfo
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- CN211515221U CN211515221U CN201922044638.6U CN201922044638U CN211515221U CN 211515221 U CN211515221 U CN 211515221U CN 201922044638 U CN201922044638 U CN 201922044638U CN 211515221 U CN211515221 U CN 211515221U
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Abstract
The automatic detection device for the surface defects of the outer ring of the bearing comprises four stations and a conveying part between the stations. The detection device realizes the omnibearing detection of the bearing outer ring, and can remove the bearing outer ring which does not meet the requirements after detection through a removing station; the device adopts a modular combination design, quickly realizes the conveying and detection of the bearing outer ring according to the beat, and has the advantages of high detection speed, stability and reliability.
Description
Technical Field
The utility model belongs to the technical field of the bearing processing technique and specifically relates to a bearing inner race surface defect automatic checkout device is related to.
Background
In the prior art, manual detection methods are generally adopted to detect the defects of collision, fracture, black skin and the like on the surface of a bearing, the detection method has the defects of poor precision, low efficiency and easy occurrence of detection omission phenomenon, the detection precision is easily influenced by proficiency, and the reliability and the stability of the detection quality are difficult to ensure.
Application number is 201610236225.6's utility model discloses a bearing detection device for bearing automation assembly line is disclosed in the patent application, the bearing is carried to this detection device's feed end after accomplishing from automation assembly line, it blocks to block on the feed end by the dog to wait to examine the bearing, pusher waits to examine the bearing and pushes away one by one and expandes the station to between first gyro wheel and the second gyro wheel, first gyro wheel and second gyro wheel continuously rotate the drive and wait to examine bearing roll expansion, detect the camera timesharing and acquire the image of waiting to examine the different positions of bearing, and carry out surface defect analysis processes for processing system with image synthesis through protruding showing, detectable bearing inner ring and outer ring surface, the image of both sides plane and chamfer face. The detection device has the advantages that the detection device is suitable for centering and carrying out surface defect detection on the bearing in the bearing automatic assembly line, can be seamlessly connected into the automatic assembly line which promotes two rows, and has the defect that the detected object is the assembled bearing, so the detection surface can only be the surface of the bearing exposed outside, the surface defect detection cannot be carried out on the inner surface of the bearing assembly (such as the inner surface of an outer ring contacted with a roller), and the well-known defect exists in the inner surface raceway of the outer ring of the bearing, the abrasion of the roller is aggravated if the inner surface raceway of the outer ring of the bearing is defective, the service life of the bearing is greatly shortened, and the bearing is directly scrapped and.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the shortcoming that exists among the prior art, provide a bearing inner race surface defect automatic checkout device, consider outer lane actual installation position and importance, this detection device can detect to the outer lane full aspect on line, and the technical scheme of adoption is: the utility model provides a bearing inner race surface defect automatic checkout device which characterized in that: the automatic detection device comprises a first station, the first station comprises an air cylinder I118 moving up and down, the air cylinder I118 is connected with a station jacking seat 120 used for placing a bearing outer ring, and a detection part used for detecting surface defects of the outer surface of the bearing outer ring and the surface of the end face I is arranged above the station jacking seat 120; the automatic detection device also comprises a second station, wherein the second station comprises a clamping part for clamping the outer ring of the bearing, a lifting part for driving the outer ring of the bearing to lift after clamping and a turning part connected with the clamping part so as to turn the outer ring of the bearing; the automatic detection device also comprises a third station, wherein the third station comprises an air cylinder III 318 which moves up and down, the air cylinder III 318 is connected with a station jacking seat 320 for placing the bearing outer ring, and a detection part for detecting the surface defects of the inner surface of the bearing outer ring and the surface defects of the end face II is arranged above the station jacking seat 320; the automatic detection device also comprises a fourth station, wherein the fourth station comprises a clamping part for clamping the outer ring of the bearing, a lifting part for driving the outer ring of the bearing to lift after clamping, and a turning part connected with the mounting part of the clamping part; the automatic detection device also comprises a conveying component connected with each station.
The automatic detection device is also provided with a waste material removing station, namely the automatic detection device also comprises a fifth station, and the fifth station comprises a waste material removing part for conveying the unqualified bearing outer ring out of the waste material conveying line. And off-line processing is carried out on the unqualified outer ring in the detection process through a fifth station, and the qualified outer ring is detected to continue demonstration conveying line operation.
The waste material eliminating part of the automatic detection device has the structure that: the waste reject section includes a waste pull plate 538 connected to a cylinder 537 and a waste conveyor line 539 adjacent to the conveyor section.
The first station and the third station detection part structure of the automatic detection device are as follows: the detection part of the first station comprises a detection head 15 for respectively acquiring images from the outer surface of the bearing outer ring and the end surface I, and an illumination head 12 for providing necessary illumination for the detection head 15; the detection part of the third station comprises a detection head 35 for respectively acquiring images from the inner surface and the end surface II of the bearing outer ring, and an illumination head 32 for providing necessary illumination for the detection head 35.
The second station and the fourth station clamping part of the automatic detection device have the following structures: the clamping component of the second station comprises a clamping cylinder 225 fixed on a third mounting plate II 223, and a piston rod of the clamping cylinder 225 is connected with a clamping arm 226; the clamping component of the fourth station comprises a clamping air cylinder 425 fixed on the third mounting plate IV 423, and a piston rod of the clamping air cylinder 425 is connected with a clamping arm 426.
This automatic checkout device second station and fourth station lift part structure do: the lifting component of the second station comprises a sliding rail 227 fixed on the overturning base 221, a sliding block 232 is matched with the sliding rail 227, a third mounting plate II 223 is fixed on the sliding block 232, and the lifting component further comprises a lifting cylinder 229 connected with a piston rod and the third mounting plate II 223; the lifting component of the fourth station comprises a sliding rail 427 fixed on the turnover base 421, a sliding block 432 matched with the sliding rail 427, a third mounting plate 423 fixed on the sliding block 432, and a lifting cylinder 429 connected with a piston rod and connected with the third mounting plate IV 423.
This automatic checkout device second station and fourth station upset part structure do: the overturning component of the second station comprises an overturning air cylinder with a piston rod connected with a third mounting plate II 223; the turnover component of the fourth station comprises a turnover air cylinder with a piston rod connected with a third mounting plate IV 423.
The structure of the conveying part of the automatic detection device connected between each station is as follows: carry the drive disk assembly including being located carry the platform, drive first transport board 640 and the second transport board 641 that the bearing inner race removed, establish the bearing inner race on the transport board and hold the subassembly tightly, first transport board 640 is connected with first cylinder 646, the second transport board is connected with second cylinder 649.
The bearing outer ring holding component: the bearing outer ring clasping assembly comprises a first clasping and overturning connecting block 656 fixedly connected with a first carrying plate and a second clasping and overturning connecting block 654 fixedly connected with a second carrying plate, the first clasping and overturning connecting block 656 and the second clasping and overturning connecting block 654 are all installed on the spline shaft 642 in a matched mode, and the spline shaft 642 is also installed in a matched mode with the rotating cylinder 653.
The beneficial effects of the utility model reside in that: the detection device realizes the omnibearing detection of the bearing outer ring, and can remove the bearing outer ring which does not meet the requirements after detection through a removing station; the device adopts a modular combination design, quickly realizes the conveying and detection of the bearing outer ring according to the beat, and has the advantages of high detection speed, stability and reliability.
Drawings
Fig. 1 is a schematic diagram of a first station structure of the device, fig. 2 is a schematic diagram of a second station structure of the device, fig. 3 is a schematic diagram of a third station structure of the device, fig. 4 is a schematic diagram of a fourth station structure of the device, fig. 5 is a schematic diagram of a fifth station structure of the device, and fig. 6 is a schematic diagram of a conveying part structure. Fig. 7 is a schematic diagram of a detection process, fig. 8 is a schematic diagram of names of respective surfaces of a bearing outer ring, fig. 9 i is a schematic diagram of a state where the first carrying plate 640 and the second carrying plate 641 rotate to be vertical, fig. 9 ii is a schematic diagram of a state where the first carrying plate 640 and the second carrying plate 641 move forward by one station, fig. 9 iii is a schematic diagram of a state where the first carrying plate 640 and the second carrying plate 641 rotate back to be horizontal, fig. 9 iv is a schematic diagram of clamping of the bearing outer ring, fig. 9 v is a schematic diagram of a state where the bearing outer ring moves to a station, and fig. 9 vi is a schematic diagram of.
Wherein:
11. the detection device comprises a detection fixing support, 12, a lighting head, 13, a light source support, 14, a detection support, 15, a detection head, 16, a conveying table, 17, a main shaft adjusting plate, 18, a base, 19, a detection switch, 110, a motor supporting shaft, 111, a motor, 112, a speed reducer, 113, a bearing seat mounting plate, 114, a lower bearing seat, 115, an air cylinder connector, 116, a guide shaft, 117, an upper bearing seat, 118, an air cylinder, 119, an air cylinder mounting plate, 120 and a station jacking seat;
221. a turnover base 222, a turnover cylinder 223, a third mounting plate II, 224, a fourth mounting plate 225, a clamping cylinder 226, a clamping arm 227, a sliding rail 228, a lifting cylinder bracket 229, a lifting cylinder 230, a first mounting plate 231, a fifth mounting plate 232, a sliding block 233, a second mounting plate 234, a buffer device 235, and a conveying table;
31. the detection device comprises a detection fixing support, a detection fixing support 32, a lighting head 33, a light source support 34, a detection support 35, a detection head 36, a conveying table 37, a main shaft adjusting plate 38, a base 39, a detection switch 310, a click supporting shaft 311, a motor 312, a speed reducer 313, a bearing seat mounting plate 314, a lower bearing seat 315, a cylinder joint 316, a guide shaft 317, an upper bearing seat 318, a cylinder 319, a cylinder mounting plate 320 and a station jacking seat;
421. a turnover base 422, a turnover cylinder 423, a third mounting plate IV, 424, a fourth mounting plate 425, a clamping cylinder 426, a clamping arm 427, a sliding rail 428, a lifting cylinder bracket 429, a lifting cylinder 430, a first mounting plate 431, a fifth mounting plate 432, a sliding block 433, a second mounting plate 434, a buffer device 435, and a conveying table;
535. the fixed profile is conveyed, 536, a sixth mounting plate, 537, a cylinder, 538, a waste pulling plate, 539 and a waste conveying line, 540 is a conveying platform;
640. the conveying device comprises a first conveying plate, 641, a second conveying plate, 642, a spline shaft, 643, a sliding rail, 644, a first sliding block, 645, a seventh mounting plate, 646, a first air cylinder, 647, an eighth mounting plate, 648, a third air cylinder, 649, a second air cylinder, 650, a ninth mounting plate, 651, a second sliding block, 652, a tenth mounting plate, 653, a rotating air cylinder, 654, a second clasping and overturning connecting block, 655, a third sliding block, 656, a first clasping and overturning connecting block and 657 is a conveying table.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
The utility model discloses a bearing inner race surface defect automatic checkout device.
The structure of the first station is as follows:
the main shaft adjusting plate 17 is fixed on the base 18, the motor 111 is connected with the speed reducer 112 through a transmission mechanism, the speed reducer 112 is fixed on the bearing seat mounting plate 113 through the motor support shaft 110, the guide shaft 116 is matched with the lower bearing seat 114, the bottom of the guide shaft is connected with the speed reducer 112, the lower bearing seat 114 is fixed on the bearing seat mounting plate 113, the guide shaft 116 is matched with the upper bearing seat 117, the upper bearing seat 117 is fixed on the main shaft adjusting plate 17, the air cylinder I118 is fixed on the main shaft adjusting plate 17 through the air cylinder mounting plate 119, the bottom of the air cylinder I118 is fixed on the bearing seat mounting plate 113 through the air cylinder connector 115, the station jacking seat 120 is fixed at the upper end of the guide shaft 116, the detection fixing support 11 is fixed on the base 18, the detection head 15 is fixed on the detection fixing support 11 through the detection support 14, the.
When the bearing outer ring reaches the rear through the conveying part, the air cylinder I118 drives the station jacking seat 120 to upwards reach the designated position, the motor 111 drives the speed reducer 112 to work, the speed reducer 112 drives the station jacking seat 120 to rotate through the guide shaft 116, and at the moment, along with the rotation of the bearing outer ring, the detection head 15 comprehensively detects the defects of the outer surface and the end face I of the workpiece under the help of the illumination head 12. When the outer ring is found to have surface defects, the detection head 15 can transmit signals to the controller, the controller can transmit signals to the control program, unqualified pictures are transmitted to the computer to be stored, when the unqualified outer ring reaches the fifth station, the unqualified outer ring can be sent to the waste conveying line, when the outer ring is qualified, signals are not sent out, after the detection is finished, the air cylinder I118 works, and the outer ring returns to the initial position of the station which is just entered.
With reference to fig. 1, two sets of detecting components (detecting head, detecting bracket, light source bracket, and illuminating head) are arranged at the position above the station jacking seat 120, so that two positions of the bearing outer ring, namely the outer surface and the end surface i, can be detected.
The structure of the second station is as follows:
After the bearing outer ring reaches the bearing outer ring through the conveying part, the conveying platform is provided with an opening, the lower clamping arm is located at the opening and is flush with the conveying platform, the bearing outer ring is just stopped on the lower clamping arm after being conveyed, the clamping cylinder 225 works to clamp a workpiece, the cylinder 229 works to lift the outer ring in place by driving the third mounting plate, the overturning cylinder 222 works to overturn the outer ring, the cylinder 229 works to put the outer ring back to the original position, and the clamping cylinder 225 works to loosen the outer ring.
The structure of the third station is as follows:
the main shaft adjusting plate 37 is fixed on the base 38, the motor 311 is connected with the speed reducer 312 through a transmission mechanism, the speed reducer 312 is fixed on the bearing seat mounting plate 313 through the motor supporting shaft 310, the guide shaft 316 is matched with the lower bearing seat 314 and the bottom is connected with the speed reducer 312, the lower bearing seat 314 is fixed on the bearing seat mounting plate 313, the guide shaft 316 is matched with the upper bearing seat 317, the upper bearing seat 317 is fixed on the main shaft adjusting plate 37, the air cylinder III 318 is fixed on the main shaft adjusting plate 37 through the air cylinder mounting plate 319, the bottom of the air cylinder III 318 is fixed on the bearing seat mounting plate 313 through the air cylinder connector 315, the station jacking seat 320 is fixed at the upper end of the guide shaft 316, the detection fixing support 31 is fixed on the base 38, the detection head 35 is fixed on the detection fixing support 31 through the detection support 34, the illumination head 32 is.
The positions of the third station detection head 35 and the illumination head 32 are shown in fig. 3, so that the detection of the surface defects of the inner surface of the bearing outer ring and the end surface II is realized. When the bearing outer ring is found to have surface defects, the detection head transmits signals to the controller, the controller transmits signals to the control program, unqualified pictures are transmitted to the computer to be stored, and when the unqualified outer ring reaches the fifth station, the unqualified outer ring is removed outwards through the waste conveying line; and when the bearing outer ring is qualified after detection, no signal is sent, and after the detection is finished, the air cylinder 18 works, and the bearing outer ring returns to the position of the third station.
The structure of the fourth station is as follows:
the slide rail 427 is fixed to the flip base 421, the slider 432 is engaged with the slide rail 427, the third mounting plate 423 is fixed to the slider 432, the flip cylinder 422 is fixed to the third mounting plate 423, and the clamp cylinder 425 is fixed to the flip cylinder 422 through the fourth mounting plate 424. The two clamp arms 426 are fixed to the clamp cylinder 425, and the damper 434 is fixed to the flip base 421 through the second mounting plate 423, and the damper is a hydraulic damper. The lifting cylinder 429 is fixed on the turnover base 421 through the lifting cylinder bracket 428 and the first mounting plate 430, and the upper end of the lifting cylinder 429 is fixed on the third mounting plate 423 through the fifth mounting plate 431.
The structure of the fifth station is as follows:
a sixth mounting plate 536 is fixed to the transport fixing profile 535, a cylinder 537 is fixed to the sixth mounting plate 536, a waste pulling plate 538 is fixed to the cylinder 537, and a waste transport line 539 is placed perpendicular to the transport table 540.
After the bearing outer ring which is judged to be unqualified after being detected by the first station and the third station reaches the designated position, the air cylinder 537 works to drive the waste pulling plate 538 to pull the unqualified workpiece to the waste conveying line 539, the air cylinder 537 works, the waste pulling plate 538 returns to the initial position, and if the bearing outer ring meets the requirement, the station does not work.
The structure of the conveying component is as follows:
the slide rail 643 is fixed on the conveying platform 657, the first conveying plate 640 is fixed on the first holding turning connecting block 656, the second conveying plate 641 is fixed on the second holding turning connecting block 654, the first holding turning connecting block 656 and the second turning connecting block 654 are both matched with the spline shaft 642, the seventh mounting plate 645 is fixed on the first slider 644 and is matched with the first holding turning connecting block 656, one end of the first cylinder 646 is fixed on the seventh mounting plate 645, the other end is fixed on the eighth mounting plate 647, one end of the eighth mounting plate 647 is fixed on the third slider 655, the other end of the second cylinder 649 is fixed on the eighth mounting plate 647, the other end is fixed on the ninth mounting plate 650, the ninth mounting plate 650 is fixed on the second slider 651 and is matched with the second holding turning connecting block 654, the third cylinder 648 is fixed on the conveying platform 657 through the tenth mounting plate 652, the rotating cylinder 653 is fitted with the spline shaft 642.
Fig. 9 i is a schematic diagram illustrating that the first carrying plate 640 and the second carrying plate 641 rotate vertically, when the bearing outer ring reaches a designated position, the rotating cylinder 653 operates, the spline shaft 642 rotates, and the first carrying plate 640 and the second carrying plate 641 are driven to rotate vertically by the first clasping and overturning connecting block 656 and the second clasping and overturning connecting block 654;
fig. 9 ii is a schematic diagram illustrating a state that the first carrying plate 640 and the second carrying plate 641 move forward by one station, and the third air cylinder 648 operates to drive the first carrying plate 640 and the second carrying plate 641 to move forward by one station horizontally through the first clasping and overturning connecting block 656 and the second clasping and overturning connecting block 654;
fig. 9 iii is a schematic view illustrating that the first carrying plate 640 and the second carrying plate 641 rotate back to a horizontal state, the rotating cylinder 653 operates, the spline shaft 642 rotates, and the first carrying plate 640 and the second carrying plate 641 are driven to rotate back to the horizontal state by the first clasping and flipping connecting block 656 and the second clasping and flipping connecting block 654;
fig. 9 iv is a schematic view of clamping the outer ring of the bearing, in which the first cylinder 646 and the second cylinder 649 work simultaneously to drive the first carrying plate 640 and the second carrying plate 641 to move horizontally and oppositely through the first holding and flipping connecting block 656 and the second holding and flipping connecting block 654, so as to clamp the outer ring of the bearing;
fig. 9 v is a schematic diagram of the moving state of the bearing outer ring station, and the third air cylinder 648 operates to drive the first carrying plate 640 and the second carrying plate 641 to move horizontally backward by one station through the first clasping and overturning connecting block 656 and the second clasping and overturning connecting block 654;
fig. 9 vi is a schematic diagram of a state where the outer ring of the bearing is loosened, where the first cylinder 646 and the second cylinder 649 work simultaneously, and the first carrying plate 640 and the second carrying plate 641 are driven by the first clasping and overturning connecting block 656 and the second clasping and overturning connecting block 654 to move horizontally and oppositely, so as to loosen the outer ring of the bearing, thereby completing the carrying process.
The utility model discloses utilize the condition that each station beat is very close to use the modularized design to carry out all-round defect detection to the upper and lower surface and inside and outside surface of work piece, detection efficiency is high, reduces the area of examining that leaks by a wide margin, has improved the accuracy that surface defect detected.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or replacements made by those skilled in the art within the scope of the present invention also belong to the protection scope of the present invention.
Claims (9)
1. The utility model provides a bearing inner race surface defect automatic checkout device which characterized in that: the automatic detection device comprises a first station, the first station comprises an air cylinder I (118) moving up and down, the air cylinder I (118) is connected with a station jacking seat (120) used for placing a bearing outer ring, and a detection part used for detecting surface defects of the outer surface of the bearing outer ring and the surface of the end face I is arranged above the station jacking seat (120); the automatic detection device also comprises a second station, wherein the second station comprises a clamping part for clamping the outer ring of the bearing, a lifting part for driving the outer ring of the bearing to lift after clamping and a turning part connected with the clamping part so as to turn the outer ring of the bearing; the automatic detection device also comprises a third station, the third station comprises an air cylinder III (318) moving up and down, the air cylinder III (318) is connected with a station jacking seat (320) for placing the bearing outer ring, and a detection part for detecting the surface defects of the inner surface of the bearing outer ring and the surface defects of the end face II is arranged above the station jacking seat (320); the automatic detection device also comprises a fourth station, wherein the fourth station comprises a clamping part for clamping the outer ring of the bearing, a lifting part for driving the outer ring of the bearing to lift after clamping, and a turning part connected with the mounting part of the clamping part; the automatic detection device also comprises a conveying component connected with each station.
2. The automatic detecting device for surface defects of a bearing outer ring according to claim 1, characterized in that: the automatic detection device also comprises a fifth station, and the fifth station comprises a waste material removing part for conveying the unqualified bearing outer ring out of the waste material conveying line.
3. The automatic detecting device for surface defects of a bearing outer ring according to claim 2, characterized in that: the waste reject component includes a waste pull plate (538) connected to a cylinder (537) and a waste transport line (539) adjacent to the transport component.
4. The automatic detecting device for surface defects of a bearing outer ring according to claim 1, characterized in that: the detection part of the first station comprises a detection head (15) for acquiring images from the outer surface of the bearing outer ring and the end surface I respectively, and further comprises an illumination head (12) for providing necessary illumination for the detection head (15); the detection part of the third station comprises a detection head (35) for acquiring images from the inner surface and the end face II of the bearing outer ring respectively, and an illumination head (32) for providing necessary illumination for the detection head (35).
5. The automatic detecting device for surface defects of a bearing outer ring according to claim 1, characterized in that: the clamping component of the second station comprises a clamping cylinder (225) fixed on a third mounting plate II (223), and a piston rod of the clamping cylinder (225) is connected with a clamping arm (226); the clamping component of the fourth station comprises a clamping cylinder (425) fixed on a third mounting plate IV (423), and a piston rod of the clamping cylinder (425) is connected with a clamping arm (426).
6. The automatic detecting device for surface defects of a bearing outer ring according to claim 5, characterized in that: the lifting component of the second station comprises a sliding rail (227) fixed on the turnover base (221), a sliding block (232) is matched with the sliding rail (227), a third mounting plate II (223) is fixed on the sliding block (232), and the lifting component further comprises a lifting cylinder (229) connected with the piston rod and the third mounting plate II (223); the lifting component of the fourth station comprises a sliding rail (427) fixed on the overturning base (421), a sliding block (432) is matched with the sliding rail (427), the third mounting plate IV (423) is fixed on the sliding block (432), and the lifting component further comprises a lifting cylinder (429) connected with a piston rod and connected with the third mounting plate IV (423).
7. The automatic detecting device for surface defects of a bearing outer ring according to claim 6, characterized in that: the overturning component of the second station comprises an overturning cylinder with a piston rod connected with a third mounting plate II (223); and the turnover component of the fourth station comprises a turnover cylinder with a piston rod connected with a third mounting plate IV (423).
8. The automatic detecting device for surface defects of a bearing outer ring according to claim 1, characterized in that: the conveying part comprises a first conveying plate (640) and a second conveying plate (641), wherein the first conveying plate (640) and the second conveying plate (641) are located on the conveying platform and drive the bearing outer ring to move, the bearing outer ring holding assembly is arranged on the conveying plate, the first conveying plate (640) is connected with a first cylinder (646), and the second conveying plate is connected with a second cylinder (649).
9. The automatic detecting device for surface defects of a bearing outer ring according to claim 8, wherein: the bearing outer ring clasping assembly comprises a first clasping and overturning connecting block (656) fixedly connected with a first carrying plate and a second clasping and overturning connecting block (654) fixedly connected with a second carrying plate, the first clasping and overturning connecting block (656) and the second clasping and overturning connecting block (654) are all installed on a spline shaft (642) in a matched mode, and the spline shaft (642) is further installed in a matched mode with a rotary air cylinder (653).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922044638.6U CN211515221U (en) | 2019-11-25 | 2019-11-25 | Bearing inner race surface defect automatic checkout device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922044638.6U CN211515221U (en) | 2019-11-25 | 2019-11-25 | Bearing inner race surface defect automatic checkout device |
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| Publication Number | Publication Date |
|---|---|
| CN211515221U true CN211515221U (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922044638.6U Active CN211515221U (en) | 2019-11-25 | 2019-11-25 | Bearing inner race surface defect automatic checkout device |
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| Country | Link |
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| CN (1) | CN211515221U (en) |
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- 2019-11-25 CN CN201922044638.6U patent/CN211515221U/en active Active
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