CN212540168U

CN212540168U - Air-suction type sphere expansion device

Info

Publication number: CN212540168U
Application number: CN202022129834.6U
Authority: CN
Inventors: 李军锋; 王伟辉; 刘从峰; 王俊献; 傅艳红
Original assignee: CHANGZHOU INSTITUTE OF OPTOELECTRONIC TECHNOLOGY
Current assignee: CHANGZHOU INSTITUTE OF OPTOELECTRONIC TECHNOLOGY
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-02-12
Anticipated expiration: 2030-09-25

Abstract

The utility model discloses an air-aspiration type sphere expansion device, which comprises a detection platform, a ball inlet device, an X-axis sphere expansion device, a Y-axis sphere expansion device and a sphere detection station lifting device, wherein the ball inlet device, the X-axis sphere expansion device and the Y-axis sphere expansion device are arranged on the detection platform; the detection platform is provided with a detection port, and the sphere detection station lifting device is arranged right below the detection port; the goal device is suitable for conveying the sphere to be detected to the detection port, and the X-axis sphere unfolding device and the Y-axis sphere unfolding device are suitable for adsorbing the sphere to be detected at the detection port and realizing the in-situ unfolding action of the sphere to be detected. The utility model discloses can cooperate monocular or the many meshes to make a video recording, whole spheroid surface is shot to quick scanning to accomplish spheroid surface flaw and detect, avoid artifical the detection to cause the spheroid quality of dispatching from the factory uneven.

Description

Air-suction type sphere expansion device

Technical Field

The utility model relates to a check out test set technical field especially relates to an air-aspiration type spheroid sphere expandes device.

Background

The ball bearing is a widely applied and universal mechanical product, wherein the balls are spheres, the demand is extremely high, and the service life of the bearing is directly influenced by the quality of the surface quality of the balls. At present, balls in a ball bearing are generally steel balls or ceramic balls, the detection of surface flaws of bearing balls by domestic bearing ball manufacturers still stays in a manual visual inspection stage, and the quality of detection results of the method is greatly influenced by subjective factors of people. With the development of non-contact flaw detection technology, machine vision is increasingly applied to flaw detection of industrial products.

In the field of machine vision flaw detection, detection of surface flaws of a ball body is a difficult problem in the industry, and because bearing balls generally have high-brightness and high-reflection characteristics and large manual detection errors, no mature technical means can be used for completely detecting the surface of the whole ball body, especially the surface flaws of small-diameter bearing balls.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an air-aspiration type spheroid sphere expandes device to prior art's weak point, can cooperate monocular or multiocular to make a video recording, whole spheroid surface is shot to quick scanning to accomplish spheroid surface flaw and detect, avoid artifical the detection to cause the spheroid quality of dispatching from the factory uneven.

Realize the utility model discloses purpose technical scheme is:

the air-suction type sphere surface unfolding device comprises a detection platform, a ball inlet device, an X-axis sphere unfolding device, a Y-axis sphere unfolding device and a sphere detection station lifting device, wherein the ball inlet device, the X-axis sphere unfolding device and the Y-axis sphere unfolding device are arranged on the detection platform; the detection platform is provided with a detection port, and the sphere detection station lifting device is arranged right below the detection port; the goal device is suitable for conveying the sphere to be detected to the detection port, and the X-axis sphere unfolding device and the Y-axis sphere unfolding device are suitable for adsorbing the sphere to be detected at the detection port and realizing the in-situ unfolding action of the sphere to be detected.

Furthermore, the goal device comprises a goal chassis fixedly arranged on the upper surface of the detection platform, a goal turntable coaxially and rotatably arranged on the goal chassis, and a first driving device suitable for driving the goal turntable to rotate; an outlet suitable for a ball body to be detected to pass through is formed in one side, close to the detection port, of the goal chassis, and a plurality of arc tooth sockets suitable for placing the ball body to be detected are uniformly distributed on the outer peripheral surface of the goal turntable.

Furthermore, a plurality of through grooves are uniformly distributed on the ball inlet rotary table along the circumferential direction.

Furthermore, the first driving device comprises a first driver fixedly installed below the detection platform and a first transmission device fixedly connected with an output shaft of the first driver.

Furthermore, a vertical downward rotating shaft is arranged at the center of the goal turntable, and the first transmission device adopts a gear transmission structure and comprises a first bevel gear fixedly mounted on an output shaft of the first driver and a second bevel gear fixedly mounted at the bottom end of the rotating shaft and meshed with the first bevel gear.

Furthermore, the sphere detection station lifting device comprises a cam fixedly mounted on the output shaft of the first driver, a lifting mechanism arranged along the peripheral surface of the cam in a rolling manner, and a lifting platform fixedly mounted at the top end of the lifting mechanism.

Further, the lifting mechanism comprises a lifting rod, a linear bearing, a spring and a roller; the roller rotates and is installed in the bottom of lifter, the lower part of lifter is equipped with first round platform, linear bearing cover is established on the lifter and is equipped with the second round platform, the spring housing is established on lifter and linear bearing and is located between first round platform and the second round platform.

Furthermore, the X-axis sphere unfolding device and the Y-axis sphere unfolding device have the same structure and comprise a hollow shaft fixedly mounted on the detection platform, a suction nozzle fixedly mounted at one end of the hollow shaft respectively and a second driving device at the rear part; the other end of the hollow shaft is suitable for being connected with an external pneumatic element through a rotary joint and a gas pipe; the second driving device is suitable for driving the hollow shaft to rotate along the length direction.

Further, the second driving device comprises a second driver and a second transmission device fixedly connected with an output shaft of the second driver.

Further, the second transmission device adopts a gear transmission structure and comprises a third bevel gear fixedly arranged on the output shaft of the second driver and a fourth bevel gear fixedly arranged on the hollow shaft and meshed with the third bevel gear.

By adopting the technical scheme, the utility model discloses following beneficial effect has:

(1) the utility model realizes the automatic goal of the ball to be detected and reaches the detection port by arranging the goal device and the detection station lifting device, and the goal device can descend along with the detection station lifting device and rotate to the next detection process or the ball outlet process after detection; through setting up X axle spheroid expansion device and Y axle spheroid expansion device and being used for adsorbing the spheroid that awaits measuring and realize that the spheroid surface is expanded in situ, the cooperation monocular or multiocular is made a video recording, whole spheroid surface is shot in the scanning that can be quick to accomplish spheroid surface flaw and detect, avoid artifical the detection to cause the spheroid quality of dispatching from the factory uneven.

(2) The utility model discloses be equipped with the arc tooth's socket on goal carousel's the outer peripheral face, be convenient for hold the spheroid that awaits measuring, one side that the goal chassis is close to the detection mouth is equipped with the export, and when the goal carousel rotated, the spheroid that awaits measuring moved under the effect of carousel, when reacing the export, the spheroid rolled and falls to the detection mouth.

(3) The utility model discloses it has a plurality of logical grooves to go up along circumference evenly distributed to advance the ball carousel, reduces the weight of advance ball carousel, alleviates the rotation load.

(4) The utility model discloses a first drive arrangement simultaneous drive carousel rotates and detects station elevating gear action, through setting for first bevel gear and second bevel gear drive ratio, guarantees that the cam drives elevating system elevating movement and goal carousel drive the spheroid goal speed of awaiting measuring and cooperates.

(5) The utility model discloses elevating system installs the gyro wheel in the lifter bottom through rotating to realize that the lifter removes along the cam outer peripheral face, establish linear bearing and spring on the lifter through setting up the cover, realize that fixed mounting is along the gyro wheel along cam removal and up-and-down motion at the elevating platform on lifter top, and then realize that the spheroid is in the detection mouth when awaiting measuring, descend along the elevating platform and get into down one detection process or play ball process after detecting the completion.

(6) The X-axis sphere unfolding device and the Y-axis sphere unfolding device of the utility model have the same structure and are fixedly arranged on the hollow shaft of the detection platform, and the suction nozzle and the second driving device are respectively and fixedly arranged at two ends of the hollow shaft; the external pneumatic element is used for controlling the suction nozzle to adsorb the ball to be detected through the hollow shaft, the second driving device is used for driving the hollow shaft to do rotary motion along the length direction, and the ball to be detected does rotary motion along the X axis and the Y axis respectively, so that the ball to be detected is unfolded in situ at the detection port.

(7) The utility model discloses second drive arrangement adopts bevel gear drive mechanism equally, and the structure is succinct, and the transmission is steady.

Drawings

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings, in which:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a schematic view of the lifting device of the present invention.

The reference numbers in the drawings are:

the device comprises a detection platform 1, a detection port 1-1, a goal chassis 2, an outlet 2-1, a goal turntable 3, a rotating shaft 3-1, an arc-shaped tooth groove 3-2, a through groove 3-3, a first driver 4, a first transmission device 5, a first bevel gear 5-1, a second bevel gear 5-2, a cam 6, a lifting table 7, a lifting rod 8, a first circular table 8-1, a linear bearing 9, a second circular table 9-1, a spring 10, a roller 11, a hollow shaft 12, a suction nozzle 13, a second driver 14, a second transmission device 15, a third bevel gear 15-1 and a fourth bevel gear 15-2.

Detailed Description

In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.

(example 1)

Referring to fig. 1 to 3, the air-aspiration spherical body unfolding device of the present embodiment includes a detection platform 1, a ball inlet device installed on the detection platform 1, an X-axis spherical body unfolding device, a Y-axis spherical body unfolding device, and a spherical body detection station lifting device installed below the detection platform 1, wherein a detection port 1-1 is provided in the center of the detection platform.

The goal device comprises a goal chassis 2 fixedly arranged on the upper surface of the detection platform 1, a goal turntable 3 coaxially and rotatably arranged on the goal chassis 2 and a first driving device fixedly arranged below the detection platform 1. First drive arrangement includes first driver 4 of fixed mounting in testing platform 1 below and the first transmission 5 that links to each other with 4 output shafts of first driver are fixed, and first driver 4 of this embodiment is gear motor, and first transmission 5 adopts the gear drive structure, and the structure is succinct, and the transmission is steady, is convenient for control drive ratio.

A vertical downward rotating shaft 3-1 is fixedly arranged at the center of the goal turntable 3, and the first transmission device 5 comprises a first bevel gear 5-1 fixedly arranged at the output shaft of the first driver 4 and a second bevel gear 5-2 fixedly arranged at the bottom end of the rotating shaft 3-1 and meshed with the first bevel gear 5-1. An outlet 2-1 is arranged on one side of the goal chassis 2 close to the detection port 1-1, the width of the outlet 2-1 is slightly larger than the diameter of the small ball to be detected, and the ball to be detected can conveniently pass through the outlet 2-1 to reach the detection port 1-1. A plurality of arc tooth grooves 3-2 are uniformly distributed on the peripheral surface of the goal turntable 3, and the size of the arc tooth grooves 3-2 is suitable for placing a sphere to be measured. Six through grooves 3-3 are also uniformly distributed on the goal rotary table 3 along the circumferential direction, so that the weight of the goal rotary table 3 is further reduced, and the rotating load is reduced. The ball to be detected moves under the drive of the ball inlet rotary table 2, and when the ball reaches the outlet 2-1, the ball automatically rolls down to the detection port 1-1 from the arc-shaped tooth groove 3-2 through the outlet 2-1.

The sphere detection station lifting device is arranged right below the detection port 1-1 and comprises a cam 6 fixedly arranged on an output shaft of the first driver 4, a lifting mechanism arranged along the peripheral surface of the cam 6 in a rolling manner and a lifting platform 7 fixedly arranged at the top end of the lifting mechanism, wherein the cam 6 is in a heart-shaped structure. The lifting mechanism comprises a lifting rod 8, a linear bearing 9, a spring 10 and a roller 11. The top end of the lifting rod 8 is fixedly connected with the bottom end of the lifting platform 7, the top end of the lifting platform 7 is an inclined plane, the roller 11 is rotatably installed at the bottom of the lifting rod 8 and can move along the peripheral surface of the cam 6, and the linear bearing 9 is sleeved outside the lifting rod 8. The lower part of the lifting rod 8 is provided with a first round platform 8-1, the linear bearing 9 is provided with a second round platform 9-1, the spring 10 is of a conical structure with a large upper part and a small lower part, and the spring 10 is sleeved on the lifting rod 8 and the linear shaft 9 and is arranged between the first round platform 8-1 and the second round platform 9-1.

The sphere detection station lifting device and the sphere feeding device of the embodiment are driven by the first driver 4, and by setting the transmission ratio of the first bevel gear 5-1 and the second bevel gear 5-2, the sphere to be detected can be fed by the sphere feeding turntable 2 while the cam 6 drives the lifting mechanism to do lifting motion, and the two sets of motions are cooperatively matched. The lower surface of the detection platform 1 is also provided with a ball outlet communicated with the lifting platform 7. When the sphere enters the detection port 1-1, the lifting table 7 is just positioned at the highest point, so that the sphere is conveniently adsorbed by the X-axis sphere unfolding device and the Y-axis sphere unfolding device. After the detection of the ball is completed, the lifting platform 7 is just located at the lowest point, and the ball falls on the lifting platform 7 and rolls to the ball outlet along the inclined plane at the top end of the lifting platform 7.

The X-axis sphere unfolding device and the Y-axis sphere unfolding device have the same structure and comprise a hollow shaft 12 fixedly mounted on the detection platform 1, a suction nozzle 13 fixedly mounted at one end of the hollow shaft 12 close to the detection port 1-1 respectively, and a second driving device at the rear part of the hollow shaft 12. The second driving device comprises a second driver 14 fixedly connected with the detection platform 1 and a second transmission device 15 fixedly connected with an output shaft of the second driving device 14, the second driver 14 also adopts a speed reducing motor, and the second transmission device 15 also adopts a gear transmission structure.

The second transmission 15 includes a third bevel gear 15-1 fixedly mounted on the output shaft of the second driver 14 and a fourth bevel gear 15-2 fixedly mounted on the rear portion of the hollow shaft 12 and engaged with the third bevel gear 15-1. The end of the hollow shaft 12 remote from the test port 1-1 is adapted to be connected to an external pneumatic element by a rotary joint and a gas line. The second driving device 15 drives the hollow shaft 12 to rotate along the length direction through a bevel gear structure, so that the X-axis sphere unfolding device and the Y-axis sphere unfolding device respectively adsorb the sphere to be detected to rotate, and the sphere to be detected is unfolded in situ at the detection port. Through the cooperation monocular or multiocular camera shooting, whole spheroid surface is shot in the scanning that can be quick to accomplish spheroid surface flaw and detect, avoid artifical the detection to cause the spheroid quality of dispatching from the factory uneven.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. Air-suction type sphere expansion device, its characterized in that: the device comprises a detection platform (1), a goal device, an X-axis sphere unfolding device, a Y-axis sphere unfolding device and a sphere detection station lifting device, wherein the goal device, the X-axis sphere unfolding device and the Y-axis sphere unfolding device are arranged on the detection platform (1), and the sphere detection station lifting device is arranged below the detection platform (1); the detection platform (1) is provided with a detection port (1-1), and the sphere detection station lifting device is arranged right below the detection port (1-1); the goal device is suitable for conveying the ball to be detected to the detection port (1-1), and the X-axis ball unfolding device and the Y-axis ball unfolding device are suitable for adsorbing the ball to be detected at the detection port (1-1) and realizing the in-situ unfolding action of the ball to be detected.

2. The air-aspiration type spherical expansion device of claim 1, wherein: the goal device comprises a goal chassis (2) fixedly arranged on the upper surface of the detection platform (1), a goal turntable (3) coaxially and rotatably arranged on the goal chassis (2), and a first driving device suitable for driving the goal turntable (3) to rotate; one side of the goal chassis (2) close to the detection port (1-1) is provided with an outlet (2-1) suitable for a ball body to be detected to pass through, and a plurality of arc tooth sockets (3-2) suitable for placing one ball body to be detected are uniformly distributed on the peripheral surface of the goal turntable (3).

3. The air-aspiration type spherical expansion device of claim 2, wherein: a plurality of through grooves (3-3) are uniformly distributed on the goal turntable (3) along the circumferential direction.

4. The air-aspiration type spherical expansion device of claim 2, wherein: the first driving device comprises a first driver (4) fixedly installed below the detection platform (1) and a first transmission device (5) fixedly connected with an output shaft of the first driver (4).

5. The air-aspiration type spherical expansion device of claim 4, wherein: a vertical downward rotating shaft (3-1) is arranged at the center of the ball inlet turntable (3), and the first transmission device (5) adopts a gear transmission structure and comprises a first bevel gear (5-1) fixedly arranged on an output shaft of the first driver (4) and a second bevel gear (5-2) fixedly arranged at the bottom end of the rotating shaft (3-1) and meshed with the first bevel gear (5-1).

6. The air-aspiration type spherical expansion device of claim 4, wherein: the sphere detection station lifting device comprises a cam (6) fixedly mounted on an output shaft of the first driver (4), a lifting mechanism arranged along the outer peripheral surface of the cam (6) in a rolling mode, and a lifting platform (7) fixedly mounted at the top end of the lifting mechanism.

7. The air-aspiration type spherical expansion device of claim 6, wherein: the lifting mechanism comprises a lifting rod (8), a linear bearing (9), a spring (10) and a roller (11); the roller (11) is rotatably installed at the bottom of the lifting rod (8), a first round table (8-1) is arranged at the lower portion of the lifting rod (8), a second round table (9-1) is arranged on the lifting rod (8) in a sleeved mode through the linear bearing (9), and a spring (10) is arranged on the lifting rod (8) and the linear bearing (9) in a sleeved mode and is arranged between the first round table (8-1) and the second round table (9-1).

8. The air-aspiration type spherical expansion device of claim 1, wherein: the X-axis sphere unfolding device and the Y-axis sphere unfolding device have the same structure and comprise a hollow shaft (12) fixedly mounted on the detection platform (1), a suction nozzle (13) fixedly mounted at one end of the hollow shaft (12) respectively and a second driving device at the rear part of the hollow shaft (12); the other end of the hollow shaft (12) is suitable for being connected with an external pneumatic element through a rotary joint and a gas pipe; the second driving device is suitable for driving the hollow shaft (12) to rotate along the length direction.

9. The air-aspiration type spherical expansion device of claim 8, wherein: the second driving device comprises a second driver (14) and a second transmission device (15) fixedly connected with an output shaft of the second driver (14).

10. The air-aspiration type spherical expansion device of claim 9, wherein: the second transmission device (15) adopts a gear transmission structure and comprises a third bevel gear (15-1) fixedly arranged on an output shaft of the second driver (14) and a fourth bevel gear (15-2) fixedly arranged on the hollow shaft (12) and meshed with the third bevel gear (15-1).