Bearing detection device

Abstract

The utility model belongs to the technical field of bearing detection, and particularly relates to a bearing detection device. The bearing detection device comprises a bearing conveying line, a bearing detection platform arranged corresponding to the bearing conveying line, and a manipulator and a detection mechanism which are installed on the bearing detection platform. The manipulator takes the to-be-detected bearing on the bearing conveying line, places the to-be-detected bearing on the detection mechanism for detection, and takes out the detected bearing and places the detected bearing on the bearing conveying line; the detection mechanism comprises a detection frame and a rotating motor mounted in the detection frame; rotating the main shaft; a noise detection component; and at least one vibration detection module. According to the utility model, the rotating main shaft in the vertical direction is arranged on the bearing detection platform, the detection cavity for accommodating the bearing to be detected is arranged in the middle of the noise detection assembly, and the vibration detection module is ingeniously arranged at the execution end of the manipulator, so that the rotation of the rotating motor drives the bearing to be detected to rotate; noise detection and vibration detection of the bearing can be realized at the same time.

Description

TECHNICAL FIELD

[0001] The utility model belongs to bearing detection technical field, concretely relates to a bearing detection device. BACKGROUND

[0002] Bearing is important component of realizing transmission with bearing seat, and the quality of bearing greatly influences the transmission performance of overall transmission structure, therefore, in bearing production, the detection process after manufacturing is particularly important.

[0003] In prior art, noise data and vibration data of bearing under running state are acquired, and then vibration data and noise data are analyzed by software analysis module, so as to judge whether the bearing is qualified, the bearing detection device in prior art adopts manual or mechanical arm to place on independent vibration data detection mechanism and noise data detection mechanism to acquire vibration data and noise data in different time periods, the detection device needs to set at least two rotating motors to drive the bearing to run, the structure is relatively complex, and the bearing needs to be moved for multiple times, so that the efficiency of bearing detection is not high. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of bearing detection devices, which are integrated with vibration monitoring and noise monitoring, and only need to set a rotating motor to realize the vibration and noise detection of bearing simultaneously, to overcome the defects of low efficiency of bearing detection in prior art.

[0005] The utility model discloses the technical scheme that the technical problem is solved is as follows: a bearing detection device, including bearing conveying line, bearing detection platform corresponding with the bearing conveying line is set and mechanical hand and detection mechanism installed on the bearing detection platform are set;The mechanical hand takes the bearing to be detected on the bearing conveying line, places on the detection mechanism and detects, and the bearing of detection completion is taken out and placed on the bearing conveying line;

[0006] The detection mechanism includes:

[0007] Detection frame and rotating motor installed in the detection frame;

[0008] Rotary main shaft, with transmission assembly transmission connection and vertical setting of the rotating motor;

[0009] Noise detection component, it is installed on the detection frame, and middle is set for accommodating detection cavity of bearing to be detected;The output end of the rotary main shaft corresponds with the detection cavity;And

[0010] At least one vibration detection module is installed at the execution end of the mechanical hand.

[0011] Furthermore, the noise detection assembly includes: a noise mounting frame fixedly installed on the detection frame and at least three noise sensors evenly distributed on the noise mounting frame.

[0012] Furthermore, the noise mounting bracket has a square structure, and four noise sensors are installed on the four sides of the square structure respectively.

[0013] Furthermore, the bearing conveyor line includes:

[0014] Conveyor frame;

[0015] The feeding conveyor module and the unloading conveyor module are arranged in parallel on the conveyor frame;

[0016] The conveying direction of the feeding conveying module is opposite to that of the unloading conveying module.

[0017] Furthermore, the robotic arm includes a multi-degree-of-freedom rotating arm, a connecting plate mounted at the end of the multi-degree-of-freedom rotating arm, and a plurality of vacuum nozzles arranged in a circular array on the connecting plate;

[0018] The adsorption surface formed by the vacuum nozzles is aligned with the upper end surface of the bearing to be tested.

[0019] Furthermore, the transmission assembly includes a driving pulley coaxially arranged with the output shaft of the rotary motor and a driven pulley connected to the driving pulley via a transmission belt; the driven pulley is coaxially arranged with the rotating main shaft.

[0020] Furthermore, during testing, the bearing to be tested is placed inside the testing chamber and above the rotating spindle. Several of the vacuum nozzles stop adsorbing the bearing to be tested, and the vibration detection device comes into contact with the bearing to be tested.

[0021] Furthermore, the bearing testing platform is also equipped with a storage compartment for defective bearings.

[0022] Furthermore, one vibration detection module is provided, and the vibration detection module adopts a vibration sensor.

[0023] Furthermore, it also includes a control and display module, which is mounted on the bearing testing platform.

[0024] The beneficial effects of the bearing testing device of this utility model are:

[0025] The utility model discloses a bearing detection platform is provided with the rotation main shaft of vertical direction, and the noise detection subassembly is installed on the output end of rotation main shaft corresponding detection frame, and the detection cavity for accommodating the bearing to be detected is arranged in the middle of noise detection subassembly, and the vibration detection module is set up at the execution end of manipulator, so that the rotation of a rotating motor drives the rotation of the bearing to be detected, and the noise detection and vibration detection of bearing can be realized simultaneously, the problem that vibration detection and noise detection need to be set separately in the prior art is solved, and the utility model simplifies the detection device structure and detection procedure, and the vibration detection and noise detection do not interfere with each other when realizing the noise detection and vibration detection of bearing simultaneously, so that the accuracy of detection data is guaranteed.

[0026] The utility model discloses a manipulator adopts the mode of vacuum adsorption to take and place the bearing, and only needs to control the on-off electricity of the control valve corresponding to vacuum suction nozzle to realize, and it is easy to control, and further simplifies the detection process. BRIEF DESCRIPTION OF DRAWINGS

[0027] The utility model will be further explained in detail in connection with the drawings and specific embodiment.

[0028] Figure 1 It is the perspective drawing of bearing detection device of the utility model embodiment.

[0029] Figure 2 It is the structural schematic diagram of detection mechanism of the utility model embodiment.

[0030] Figure 3 It is the mechanism schematic diagram of manipulator of the utility model embodiment.

[0031] Figure 4 It is the execution end detail view of manipulator in the utility model embodiment.

[0032] Figure 5 It is the butt joint drawing of manipulator execution end and detection mechanism in the utility model embodiment.

[0033] Figure 6 It is Figure 5 Partial explosion drawing.

[0034] Figure 7 It is the structural schematic diagram of bearing conveying line of the utility model embodiment.

[0035] In the figure: 1, bearing conveying line, 11, conveying frame, 12, feeding conveying module, 13, discharging conveying module, 2, bearing detection platform, 3, manipulator, 31, multi-degree-of-freedom rotating arm, 32, connecting disc, 33, vacuum suction nozzle, 4, detection mechanism, 41, detection frame, 42, rotary motor, 43, rotary main shaft, 44, noise detection assembly, 441, noise mounting frame, 442, noise sensor, 45, vibration detection module, 46, transmission assembly, 461, driving pulley, 462, driven pulley, 47, detection cavity, 5, unqualified bearing storage bin, 6, control display module, 7, bearing to be detected. DETAILED DESCRIPTION

[0036] The utility model will be explained in further detail in combination with the drawings. These drawings are all simplified schematic diagrams, and only schematically show the basic structure of the utility model, so they only show the relevant components of the utility model.

[0037] As Figures 1-7 The specific embodiment of the bearing detection device of the utility model shown in the figure comprises a bearing conveying line 1, a bearing detection platform 2 corresponding to the bearing conveying line 1, and a manipulator 3 and a detection mechanism 4 installed on the bearing detection platform 2. The manipulator 3 takes the bearing to be detected 7 on the bearing conveying line 1, places it on the detection mechanism 4 for detection, and takes out the bearing after detection and places it on the bearing conveying line 1. It is further explained that the detection mechanism 4 in the embodiment comprises a detection frame 41, a rotary motor 42, a rotary main shaft 43, a noise detection assembly 44 and a vibration detection module 45 installed in the detection frame 41. The rotary main shaft 43 is vertically arranged and drivingly connected with the rotary motor 42 through a transmission assembly 46. The noise detection assembly 44 is installed on the detection frame 41, and a detection cavity 47 for accommodating the bearing to be detected 7 is arranged in the middle. The output end of the rotary main shaft 43 corresponds to the detection cavity 47, and the vibration detection module 45 is installed at the execution end of the manipulator 3.

[0038] In detection, the bearing 7 to be detected is placed in the detection cavity 47 and above the rotating main shaft 43, and the rotating motor 42 is started to drive the bearing 7 to be detected to rotate, so that the noise detection assembly 44 and the vibration detection module 45 can detect the noise and vibration of the bearing 7 to be detected. The bearing detection device in the embodiment is provided with a vertical rotating main shaft 43 on the bearing detection platform 2, and the noise detection assembly 44 is installed on the detection frame 41 corresponding to the output end of the rotating main shaft 43. The middle of the noise detection assembly 44 is provided with a detection cavity 47 for accommodating the bearing 7 to be detected. Meanwhile, the vibration detection module 45 is ingeniously arranged at the execution end of the mechanical hand 3, so that the rotation of one rotating motor 42 drives the bearing 7 to be detected to rotate, and the noise detection and vibration detection of the bearing can be realized at the same time. The problem that the vibration detection and noise detection need to be separately arranged in the prior art is solved. The detection device structure and detection process are simplified. The vibration detection and noise detection do not interfere with each other while realizing the noise detection and vibration detection of the bearing at the same time, and the accuracy of the detection data is ensured.

[0039] As shown in Figure 2 、 Figure 5 and Figure 6 , the noise detection assembly 44 in the embodiment includes a noise mounting frame 441 fixedly installed on the detection frame and at least three noise sensors 442 arranged at equal intervals on the noise mounting frame 441. As a preferred embodiment, the noise mounting frame 441 has a square structure, and four noise sensors 442 are arranged on the four edges of the square structure. Specifically, the four noise sensors 442 are arranged at the middle of the four edges of the square structure, for collecting noise data at different positions around the bearing, to ensure the comprehensive coverage and accuracy of the noise data. The vibration detection module 45 in the embodiment is provided with one vibration sensor. In detection, the vibration sensor slightly or reduces the pressure abuts against the bearing 7 to be detected without affecting the rotation of the bearing.

[0040] The mechanical hand 3 in the embodiment includes a multi-degree-of-freedom rotating arm 31, a connecting disc 32 installed at the end of the multi-degree-of-freedom rotating arm, and a plurality of vacuum nozzles 33 arranged in a circular array on the connecting disc 32. It should be understood that the suction surface surrounded by the plurality of vacuum nozzles 33 is consistent with the upper end surface of the bearing 7 to be detected. In suction, any vacuum nozzle 33 is in suction with the upper surface of the bearing 7 to be detected, to ensure the suction stability and avoid the bearing 7 to be detected from falling off in the moving process. For details, see Figure 3 and Figure 4 , in detection, the bearing 7 to be detected is placed in the detection cavity 47 and above the rotating main shaft 43, and the plurality of vacuum nozzles 33 stop the suction effect on the bearing 7 to be detected, and the vibration detection device abuts against the bearing 7 to be detected.

[0041] As an implementation form, as shown in Figure 5 and Figure 6 The transmission assembly 46 includes a driving pulley 461 coaxially arranged with the output shaft of the rotary motor 42, and a driven pulley 462 in transmission connection with the driving pulley 461 through a transmission belt. The driven pulley 462 is coaxially arranged with the rotary main shaft 43. Of course, the transmission assembly 46 in the embodiment can also adopt other transmission structures, as long as the rotation of the rotary motor 42 can be transmitted to the rotation of the rotary main shaft 43, which can be applied to the embodiment. Here, the specific structure of the transmission assembly 46 is not absolutely limited.

[0042] It should be further explained that the bearing detection platform 2 in the embodiment is also provided with an unqualified bearing storage bin 5. When the bearing is detected to be unqualified, the robot 3 is started to move the unqualified bearing to the unqualified bearing storage bin 5 for storage. In order to obtain detection data and make qualified judgment on the bearing according to the detection data, the control display module 6 is also arranged on the bearing detection platform 2, which is used to receive the noise data and vibration data in real time, analyze and process the noise data and vibration data, judge whether the bearing is qualified, and control the robot 3 to move the bearing to the corresponding position.

[0043] As shown in Figure 7 The bearing conveying line 1 in the embodiment includes a conveying frame 11, an infeed conveying module 12 and a discharge conveying module 13 arranged in parallel on the conveying frame 11. The conveying direction of the infeed conveying module 12 is opposite to the conveying direction of the discharge conveying module 13. The infeed conveying module 12 in the embodiment drives the bearing to be detected 7 to move towards the bearing detection platform 2, and the discharge conveying module 13 drives the bearing detected to be qualified to move away from the bearing detection platform 2. The specific structure of the infeed conveying module 12 and the discharge conveying module 13 in the embodiment adopts the belt transmission module in the prior art. Here, the specific structure of the infeed conveying module 12 and the discharge conveying module 13 will not be elaborated in detail. It should be understood that other structures of the infeed conveying module 12 and the discharge conveying module 13 that can be thought of by those skilled in the art can also be applied to the embodiment, which is also within the protection scope of the utility model.

[0044] The detection process of the entire bearing detection device in the embodiment is as follows:

[0045] The bearing 7 to be detected is put into the feeding conveying module 12 by manual online, when the bearing 7 to be detected reaches the suction position, the manipulator 3 is started to suck the bearing 7 to be detected on the feeding conveying module 12 and place it into the detection cavity 47, the suction of the vacuum suction nozzle 33 is controlled by the control display module 6, so that the vacuum suction nozzle 33 and the bearing 7 to be detected are separated, at this time the manipulator 3 is in a stationary state, the rotating motor 42 is started, the rotating main shaft 43 is driven to rotate through the transmission assembly 46, that is, the bearing 7 to be detected in the detection cavity 47 is rotated, in the rotating process, the noise sensor 442 and the vibration sensor collect the data of the bearing 7 to be detected in real time and transmit them to the control display module 6 in real time, the control display module 6 analyzes and calculates the data to judge whether the bearing is qualified, if it is qualified, the manipulator 3 places the bearing on the discharging conveying module 13 to output, if it is not qualified, the manipulator 3 places the bearing in the unqualified bearing storage bin 5.

[0046] It should be understood that the specific embodiments described above are only used to explain the present application, and are not used to limit the present application. The obvious changes or modifications derived from the spirit of the present application are still within the protection scope of the present application.

Claims

1. A bearing inspection device, characterized by, The bearing detection platform (2) is arranged corresponding to the bearing conveying line (1), and a mechanical hand (3) and a detection mechanism (4) are installed on the bearing detection platform (2); the mechanical hand (3) takes the bearing (7) to be detected on the bearing conveying line (1), places it on the detection mechanism (4) for detection, and takes out the bearing after detection and places it on the bearing conveying line (1); The detection mechanism (4) comprises: a detection frame (41) and a rotary motor (42) installed in the detection frame (41); a rotating main shaft (43) vertically arranged and in driving connection with the rotary motor (42) through a transmission assembly (46); a noise detection assembly (44) installed on the detection frame (41) and having a detection cavity (47) for accommodating the bearing (7) to be detected arranged in the middle; the output end of the rotating main shaft (43) corresponds to the detection cavity (47); and at least one vibration detection module (45) installed at the execution end of the mechanical hand (3).

2. The bearing inspection apparatus of claim 1, wherein The noise detection assembly (44) comprises a noise mounting frame (441) fixedly installed on the detection frame and at least three noise sensors (442) arranged at equal intervals on the noise mounting frame (441).

3. A bearing inspection apparatus according to claim 2, wherein: The noise mounting frame (441) is in a square structure, and the noise sensors (442) are arranged four, respectively installed on the four sides of the square structure.

4. The bearing inspection apparatus of claim 1, wherein The bearing conveying line (1) comprises: a conveying frame (11); a feeding conveying module (12) and a discharging conveying module (13) arranged in parallel on the conveying frame (11); The conveying direction of the feeding conveying module (12) is opposite to the conveying direction of the discharging conveying module (13).

5. The bearing inspection apparatus of claim 1, wherein: The mechanical hand (3) comprises a multi-degree-of-freedom rotating arm (31), a connecting disc (32) installed at the end of the multi-degree-of-freedom rotating arm, and a plurality of vacuum nozzles (33) arranged in a circular array on the connecting disc (32). The adsorption surface formed by the plurality of vacuum nozzles (33) is consistent with the upper end surface of the bearing (7) to be detected.

6. A bearing inspection apparatus according to claim 5, wherein: The transmission assembly (46) comprises a driving pulley (461) coaxially arranged with the output shaft of the rotary motor (42), and a driven pulley (462) in driving connection with the driving pulley (461) through a transmission belt; the driven pulley (462) is coaxially arranged with the rotating main shaft (43).

7. A bearing inspection apparatus according to claim 6, wherein: During detection, the bearing (7) to be detected is placed in the detection cavity (47) and above the rotating main shaft (43), the plurality of vacuum nozzles (33) stop adsorbing the bearing (7) to be detected, and the vibration detection device abuts against the bearing (7) to be detected.

8. The bearing inspection apparatus of claim 1, wherein: The bearing detection platform (2) is further provided with an unqualified bearing storage bin (5).

9. The bearing inspection apparatus of claim 1, wherein: The vibration detection module (45) is provided with one, and the vibration detection module (45) adopts a vibration sensor.

10. A bearing inspection apparatus according to any one of claims 1 to 9, characterized in that: Further comprising a control display module (6) arranged on the bearing detection platform (2).

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