CN114076767B - Rotation type bottle appearance detection device - Google Patents
Rotation type bottle appearance detection device Download PDFInfo
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- CN114076767B CN114076767B CN202111266744.4A CN202111266744A CN114076767B CN 114076767 B CN114076767 B CN 114076767B CN 202111266744 A CN202111266744 A CN 202111266744A CN 114076767 B CN114076767 B CN 114076767B
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- 238000001514 detection method Methods 0.000 title claims abstract description 88
- 230000007246 mechanism Effects 0.000 claims abstract description 179
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000007689 inspection Methods 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000002950 deficient Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
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- 238000003756 stirring Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
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- 230000008569 process Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/90—Investigating the presence of flaws or contamination in a container or its contents
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/13—Moving of cuvettes or solid samples to or from the investigating station
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
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- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The invention provides a rotary bottle appearance detection device which comprises a bracket, a rotary assembly and a tracking detection assembly. The bottle clamping device comprises a bracket, a rotating assembly and a bottle clamping device, wherein the rotating assembly is arranged on the bracket and comprises a turntable body, a clamping unit and a first driving mechanism, the clamping unit is arranged on the turntable body and comprises a plurality of clamping mechanisms used for clamping bottle bodies and a second driving mechanism used for driving the clamping mechanisms to rotate, and the first driving mechanism is connected with the turntable body so as to drive the turntable body to rotate; the tracking detection assembly comprises a detection mechanism and a third driving mechanism, the third driving mechanism is connected to the support and can drive the detection mechanism to rotate along with the clamping mechanism, so that the detection mechanism can acquire appearance information of the bottle body and compare the appearance information of the bottle body with the appearance information of the whole bottle body according to the acquired appearance information of the bottle body, and whether the bottle body is qualified or not is determined. The rotary bottle appearance detection device provided by the embodiment of the invention can improve the detection precision and the detection efficiency.
Description
Technical Field
Embodiments of the present invention relate generally to the field of vial detection and, more particularly, to rotary vial appearance detection devices.
Background
With the attention of consumers to the appearance of products, the appearance quality of the bottle body is increasingly paid to consumers. At present, the bottle body is detected by a method of human eye observation, but the method needs to consume more manpower, and has low detection efficiency and poor detection precision. In the prior art, although a device capable of driving a bottle to rotate is disclosed, for example, publication number CNA108454240a discloses a dynamic visual servo positioning detection device, which can transport the bottle to a gear linkage part through a conveying channel, but the device can only drive the bottle to revolve, namely, the bottle body of the bottle cannot be detected in all directions, so that the detection precision is not high.
Therefore, a new rotary bottle appearance detecting device is needed to solve the above technical problems.
Disclosure of Invention
According to the embodiment of the invention, a rotary bottle appearance detection device is provided, and aims to improve the detection precision and the detection efficiency of a bottle.
In one aspect of the invention, a rotary bottle appearance detection device is provided, the detection device comprising a bracket, a rotary assembly and a tracking detection assembly. The rotary assembly is arranged on the bracket and comprises a turntable body, a clamping unit and a first driving mechanism, wherein the clamping unit is arranged on the turntable body and comprises a plurality of clamping mechanisms used for clamping bottle bodies and a second driving mechanism used for driving the clamping mechanisms to rotate, and the first driving mechanism is connected with the turntable body so as to drive the turntable body to rotate; the tracking detection assembly comprises a detection mechanism and a third driving mechanism, wherein the detection mechanism is used for acquiring appearance information of the bottle body and comparing the appearance information of the bottle body with the appearance information of the whole bottle body according to the acquired appearance information of the bottle body so as to determine whether the bottle body is qualified or not, the third driving mechanism is connected with the support and can drive the detection mechanism to rotate along with the clamping mechanism, and after the detection of the current bottle body is finished, the third driving mechanism can drive the detection mechanism to come and go to detect the next group of bottle bodies.
According to the rotary bottle appearance detection device provided by the embodiment of the invention, the rotary table body comprises a top rotary table, a bottom rotary table connected with the top rotary table and a rotary table main shaft which penetrates through the axial directions of the top rotary table and the bottom rotary table respectively and is rotatably connected with the top rotary table and the bottom rotary table, the rotary table rotary shaft is arranged on the bracket, and the detection mechanism is connected with the rotary table main shaft so that the rotary table body and the detection mechanism coaxially rotate.
According to the rotary bottle appearance detection device provided by the embodiment of the invention, the clamping mechanism comprises the first clamping disc and the second clamping disc which are oppositely arranged in the vertical direction, wherein the first clamping disc is rotatably connected with the driving wheel below the bottom turntable through the rotating shaft penetrating through the bottom turntable, and the driving wheels below the plurality of clamping mechanisms are connected with the second driving mechanism through the synchronous belt so that the clamping mechanism rotates by taking the rotating shaft as an axis.
According to the embodiment of the invention, the rotary bottle appearance detection device further comprises a spring mechanism connected with the top turntable, and the second clamping disc is arranged below the spring mechanism and is rotatably connected with the spring mechanism so as to clamp the bottle between the first clamping disc and the second clamping disc and can rotate between the first clamping disc and the second clamping disc.
According to the rotary bottle appearance detection device provided by the embodiment of the invention, the rotary table body further comprises a connecting body, the connecting body is a cylindrical structural member, the connecting body is arranged above the rotary table main shaft and is connected with the bracket, a cam is sleeved outside the connecting body, the bottom surface of the cam comprises a first plane, a second plane and a transition plane, the second plane is formed by upwards sinking the first plane, and the first plane is connected with the second plane through the transition plane; the spring mechanism is rotatably connected with the bottom surface of the cam through the cam follower, when the bottle body enters the rotating assembly, the cam follower enters the first plane from the second plane, so that the second clamping disc is pressed down, the bottle body is clamped between the first clamping disc and the second clamping disc, and when the bottle body leaves the rotating assembly, the cam follower enters the second plane from the first plane, so that the second clamping disc moves upwards, and the bottle body is separated from the first clamping disc and the second clamping disc.
According to the rotary bottle appearance detection device provided by the embodiment of the invention, the spring mechanism comprises the U-shaped bracket connected with the cam follower, the support rod connected with the U-shaped bracket and the pressure rod connected with the U-shaped bracket, the support rod is connected with the top turntable, the support rod is connected with the U-shaped bracket through the first spring so that the cam follower is abutted to the bottom surface of the cam, and the pressure rod is connected with the U-shaped bracket through the second spring so as to clamp the bottle between the first clamping disc and the second clamping disc.
According to the rotary bottle appearance detection device provided by the embodiment of the invention, the third driving mechanism comprises a driving motor connected with the bracket, a driving gear connected with the driving motor, a sector gear rotatably connected with the turntable main shaft and a moving plate connected with the sector gear, wherein the driving gear is in meshed connection with the sector gear, and the detection mechanism is arranged on the moving plate so as to enable the detection mechanism to rotate along with the clamping mechanism; the detection mechanism comprises at least one camera, and the camera is a line scanning camera and/or an area array camera.
According to the rotary bottle appearance detection device provided by the embodiment of the invention, the detection mechanism comprises the first controller electrically connected with the third driving mechanism, and the first controller can acquire the rotation speed of the clamping mechanism and the rotation speed of the turntable body so as to control the rotation angle of the detection mechanism driven by the third driving mechanism; the detection mechanism further comprises a second controller electrically connected with the camera, and the second controller can compare the bottle body image information acquired by the camera with the image information of the whole bottle body so as to detect unqualified bottle bodies.
According to the rotary bottle appearance detection device provided by the embodiment of the invention, a screw rod which is rotatably connected with the turntable main shaft is arranged above the turntable main shaft, the screw rod is in threaded connection with the connector, the top turntable is movably connected with the connector, the screw rod is rotated, and the connector can drive the second clamping disc on the top turntable to move upwards or downwards; and/or the second clamping disc is detachably connected with the compression bar of the spring mechanism.
According to the embodiment of the invention, the rotary bottle appearance detection device further comprises an input assembly and an output assembly which are connected to the bracket and are respectively arranged at two sides of the rotary assembly, so that the bottles can be transported to the rotary assembly and the detected bottles can be transported out of the rotary assembly.
According to the rotary bottle appearance detection device provided by the invention, the clamping mechanism can clamp the bottle to rotate, the clamping mechanism is arranged on the turntable body, the turntable body can drive the bottle on the clamping mechanism to revolve, and the detection mechanism can keep the same angular speed with the turntable body to rotate along with the turntable body, so that the detection mechanism can carry out 360-degree omnibearing scanning on the bottle body of the bottle body to obtain a complete image of the bottle body and compare the obtained bottle appearance information with the complete bottle appearance information, and whether the bottle body is qualified or not is determined. Compared with the mode of manually observing and detecting unqualified bottles, the bottle appearance detection device provided by the embodiment of the invention has the characteristics of time and labor saving and high detection precision. In addition, the clamping unit comprises a clamping mechanism, so that the clamping mechanism can work continuously, and the working efficiency is improved.
It should be understood that the description in this summary is not intended to limit the critical or essential features of the embodiments of the invention, nor is it intended to limit the scope of the invention. Other features of the present invention will become apparent from the description that follows.
Drawings
The above and other features, advantages and aspects of embodiments of the present invention will become more apparent by reference to the following detailed description when taken in conjunction with the accompanying drawings. In the drawings, wherein like or similar reference numerals denote like or similar elements, in which:
fig. 1 is a perspective view showing a rotary bottle appearance detecting device according to an embodiment of the present invention;
FIG. 2 is a perspective view of another rotary bottle appearance detecting device according to an embodiment of the present invention;
FIG. 3 is a perspective view of a further rotary bottle appearance inspection device according to an embodiment of the present invention;
FIG. 4 is a front view of the rotary bottle appearance detecting device of FIG. 2;
FIG. 5 is a top view of the rotary bottle appearance inspection device of FIG. 2;
FIG. 6 is a bottom view of the rotary bottle appearance inspection device of FIG. 2;
FIG. 7 is a cross-sectional view of FIG. 4;
FIG. 8 is a perspective view of a spring mechanism in a rotary bottle appearance inspection device provided by an embodiment of the present invention;
FIG. 9 is a front view of the spring mechanism of FIG. 7;
Fig. 10 is a perspective view showing a cam in the rotary bottle body appearance detecting apparatus according to the embodiment of the present invention.
Wherein, the correspondence between the reference numerals and the component names in fig. 1 to 10 is:
10. a bracket;
20. The rotary assembly, 21, the turntable body, 211, the top turntable, 212, the bottom turntable, 213, the turntable main shaft, 214, the screw, 22, the clamping mechanism, 221, the first clamping disk, 222, the second clamping disk, 23, the first driving mechanism, 24, the second driving mechanism, 25, the connector, 26, the cam, 27, the cam follower, 28, the spring mechanism, 281, the U-shaped bracket, 282, the compression bar, 283, the support bar, 284, the first spring, 285 and the second spring;
30 tracking detection assembly, 31 detection mechanism, 32 third driving mechanism, 321 sector gear, 322 driving motor, 323 driving gear, 324 moving plate;
The input assembly 40 is provided with a plurality of input modules,
50 Output assembly.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In addition, the term "and/or" herein is merely an association relationship describing an association object, and means that three relationships may exist, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.
A rotary bottle body appearance detecting device provided by an embodiment of the present invention is described below with reference to fig. 1 to 10.
As shown in fig. 1 to 3, the rotary bottle appearance detecting device provided according to the embodiment of the first aspect of the present invention includes a bracket 10, a rotary assembly 20, and a tracking detecting assembly 30.
In particular, the stand 10 may have a certain height. The stand 10 may have a plurality of support legs on which support panels may be disposed, and some of the components of the rotation assembly 20 and the tracking detection assembly 30 may each be disposed on the stand 10 via the support panels. The rotating assembly 20 is arranged on the bracket 10, the rotating assembly 20 comprises a turntable body 21, a clamping unit and a first driving mechanism 23, wherein the clamping unit is arranged on the turntable body 21 and comprises a plurality of clamping mechanisms 22 used for clamping bottle bodies and a second driving mechanism 24 used for driving the clamping mechanisms 22 to rotate, and the first driving mechanism 23 is connected to the turntable body 21 so as to drive the turntable body 21 to rotate. The tracking detection assembly 30 comprises a detection mechanism 31 and a third driving mechanism 32, wherein the detection mechanism 32 is used for acquiring appearance information of the bottle body and comparing the appearance information of the bottle body with the appearance information of the whole bottle body according to the acquired appearance information of the bottle body so as to determine whether the bottle body is qualified, the third driving mechanism 32 is connected to the bracket 10, the third driving mechanism 32 can drive the detection mechanism 31 to rotate along with the clamping mechanism 22, and after the detection of the current bottle body is finished, the third driving mechanism 32 can drive the detection mechanism to reciprocate to detect the next group of bottle bodies.
According to the rotary bottle appearance detection device provided by the invention, the clamping mechanism 22 can clamp the bottle to rotate, the clamping mechanism 22 is arranged on the turntable body 21, the turntable body 21 can drive the bottle on the clamping mechanism 22 to revolve, and the detection mechanism 31 can keep the same angular speed with the turntable body 21 to rotate along with the turntable body 21, so that the detection mechanism 31 can perform 360-degree omnibearing scanning on the bottle body of the bottle body to acquire a complete image of the bottle body and compare the acquired bottle body appearance information with the complete bottle body appearance information, and whether the bottle body is qualified or not is determined. Compared with the mode of manually observing and detecting unqualified bottles, the bottle appearance detection device provided by the embodiment of the invention has the characteristics of time and labor saving and high detection precision. In addition, the clamping unit includes the clamping mechanism 22, so that the clamping mechanism 22 can be continuously operated, thereby improving the working efficiency.
In some embodiments, the turntable body 21 includes a top turntable 211, a bottom turntable 212 connected to the top turntable 211, and a turntable spindle 213 penetrating through the axial directions of the top turntable 211 and the bottom turntable 212 and rotatably connected to the top turntable 211 and the bottom turntable 212, respectively, the turntable spindle being provided on the stand 10, and the detecting mechanism 31 being connected to the turntable spindle 213 such that the turntable body 21 rotates coaxially with the detecting mechanism 31. By coaxially arranging the turntable body 21 and the detection mechanism 31, the detection accuracy is improved by rotating the detection mechanism 31 along with the main shaft of the clamping mechanism 22 on the turntable body 21.
In some alternative embodiments, the clamping mechanism 22 includes a first clamping disc 221 and a second clamping disc 222 disposed opposite to each other in a vertical direction, wherein the first clamping disc 221 is rotatably connected to a driving wheel below the bottom turntable 212 through a rotation shaft penetrating the bottom turntable 212, and the driving wheels below the plurality of clamping mechanisms 22 are connected to the second driving mechanism 24 through a timing belt such that the clamping mechanisms 22 rotate about the rotation shaft. The same synchronous belt drives the driving wheels at the bottoms of the clamping mechanisms 22 to rotate, so that the clamping mechanisms 22 can rotate at the same speed and in the same direction, and when the detection mechanism 31 acquires the appearance information of the bottle body on each clamping mechanism 22, the detection mechanism 31 can keep the consistency of actions, thereby reducing the detection difficulty and improving the detection precision.
Optionally, the second driving mechanism 24 may control whether the synchronous belt rotates, the rotation direction and the speed, so as to control the revolution angle required by 360 ° of bottle rotation, thereby adapting to the bottle type of the bottle with different diameters and improving the speed of the device.
Alternatively, the rotating shafts may be uniformly distributed on the periphery of the bottom turntable 212, and the second driving mechanism 24 may be a driving motor, which may be connected to the bracket 10 and disposed on the outer side of the driving wheel, and two guiding wheels may be disposed between the driving motor and the driving wheel, so that each driving wheel may be connected to the synchronous belt, so that the driving wheel is driven to rotate by the driving motor. Alternatively, the driving wheel may be a gear, and the second driving mechanism 24 may include a motor and a driving gear disposed on an output shaft of the motor, where the second driving mechanism 24 is engaged with the driving wheel, so as to drive the driving wheel to rotate.
In some alternative embodiments, the rotary bottle appearance inspection device of the present embodiment further includes a spring mechanism 28 connected to the top turntable 211, and a second clamping disk 222 is disposed below the spring mechanism 28 and rotatably connected to the spring mechanism 28 to clamp the bottle between the first clamping disk 221 and the second clamping disk 222 and to be rotatable between the first clamping disk 221 and the second clamping disk 222. The spring mechanism 28 can enable the first clamping disc 221 and the second clamping disc 222 to clamp the bottle body, so that the bottle body is prevented from being separated from the clamping mechanism 22 in the rotating process.
Optionally, the second clamping disc 222 may also be disposed on the top turntable 211 by a lifting mechanism such as an air cylinder, and when the bottle body enters the clamping mechanism 22, the air cylinder drives the second clamping disc 222 to press down by a piston rod, so as to fix the bottle body between the first clamping disc 221 and the second clamping disc 222. When the bottle body leaves the clamping mechanism 22, the cylinder drives the second clamping disc 222 to move upwards through the piston rod, and the bottle body breaks away from the first clamping disc 221 and the second clamping disc 222.
In some alternative embodiments, the rotary bottle appearance inspection device of the present invention further includes an input assembly 40 and an output assembly 50, both of which are connected to the stand 10 and disposed at both sides of the rotary assembly 20, respectively, to transport the bottles to the rotary assembly 20 and transport the inspected bottles out of the rotary assembly 20.
Optionally, the input assembly 40 may include a chain channel, a bottle feeding screw connected to the chain channel, and a bottle feeding star wheel connected to the bottle feeding screw, where the chain channel is used to transport the bottle to the bottle feeding screw, the bottle feeding screw includes a bottle dividing screw driven by a motor, the bottle dividing screw can make the bottle equally divide a certain gap into the bottle feeding star wheel, the bottle feeding star wheel may be disposed on a supporting plane of the support 10, and the bottle feeding star wheel is driven to rotate by the motor, so that the bottle enters the clamping mechanism 22 through stirring of the bottle feeding star wheel. The output assembly 50 may include a bottle outlet star wheel and a chain path, and the detected bottle body may enter the chain path under the stirring of the bottle outlet star wheel.
In some alternative embodiments, the turntable body 21 further includes a connection body 25, where the connection body 25 is a cylindrical structural member, the connection body 25 is disposed above the turntable spindle 213 and is connected to the support 10, a cam 26 is sleeved on an outer portion of the connection body 25, and a bottom surface of the cam 26 includes a first plane, a second plane, and a transition plane, where the second plane is formed by upwardly recessing the first plane, and the first plane and the second plane are connected by the transition plane. The spring mechanism 28 is rotatably connected to the bottom surface of the cam 26 through the cam follower 27, when the bottle body enters the rotating assembly 20, the cam follower 27 enters the first plane from the second plane, so that the second clamping disc 222 is pressed down, the bottle body is clamped between the first clamping disc 221 and the second clamping disc 222, and when the bottle body leaves the rotating assembly 20, the cam follower 27 enters the second plane from the first plane, so that the second clamping disc 222 moves upwards, and the bottle body is separated from the first clamping disc 221 and the second clamping disc 222.
Optionally, the second plane is located at a position intermediate the input assembly 40 and the output assembly 50, so that the bottle can enter the clamping mechanism 22 by being pushed by the bottle feeding star wheel, and the cam follower 27 enters the first plane from the second plane to push down the second clamping disc 222 along with the revolution of the first clamping disc 221, so as to clamp the bottle between the first clamping disc 221 and the second clamping disc 222, and when the bottle leaves the clamping mechanism 22, the cam follower 27 enters the second plane from the first plane to push up the second clamping disc 222, so that the bottle leaves the first clamping disc 221 and the second clamping disc 222 under the push of the bottle separating star wheel.
In some alternative embodiments, the spring mechanism 28 includes a U-shaped bracket 281 connected to the cam follower 27, a support rod 283 connected to the U-shaped bracket 281, and a pressure rod 282 connected to the U-shaped bracket 281, the support rod 283 being connected to the top turntable 211, the support rod 283 being connected to the U-shaped bracket 281 by a first spring 284 such that the cam follower 27 abuts against the bottom surface of the cam 26, the pressure rod 282 being connected to the U-shaped bracket 281 by a second spring 285 such that the bottle is clamped between the first and second clamping plates 221, 222.
Alternatively, the U-shaped bracket 281 may be a plate-shaped structure, the opening of the U-shaped bracket 281 faces the outside of the spring mechanism 28, and the support rod 283 penetrates the U-shaped bracket 281 and is movably connected to the U-shaped bracket 281, so that the U-shaped bracket 281 can move up and down on the support rod 283. A first spring 284 is provided between the support rod 283 and the U-shaped bracket 281, and the second spring 285 may be a compression spring so that the cam follower 27 can abut against the bottom surface of the cam 26. The number of support rods 283 may be two to increase the stability of the connection between the spring mechanism 28 and the top turntable 211. The pressing rod 282 and the supporting rod 283 may be disposed in a uniform vertical direction. A second spring 285 is arranged between the pressing rod 282 and the U-shaped bracket 281, and when the second clamping disc 222 abuts against the bottle body, the second spring 285 is compressed, so that the bottle body is fixed between the first clamping disc 221 and the second clamping disc 222.
In some alternative embodiments, the third driving mechanism 32 includes a driving motor 322 connected to the bracket 10, a driving gear 323 connected to the driving motor 322, a sector gear 321 rotatably connected to the turntable spindle 213, and a moving plate 324 connected to the sector gear 321, the driving gear 323 is engaged with the sector gear 321, and the detecting mechanism 31 is disposed on the moving plate 324 such that the detecting mechanism 31 follows the rotation of the holding mechanism 22. Alternatively, the driving motor 322 may drive the sector gear 321 to rotate forward and backward through the driving gear 323, when the bottle body enters the clamping mechanism 22, the driving motor 322 drives the sector gear 321 to rotate forward through the driving gear 323, and the sector gear 321 drives the detecting mechanism 31 to rotate along with the clamping mechanism 22 through the moving plate; after the detection mechanism 31 detects the bottle, the driving motor 322 drives the sector gear 321 to rotate reversely through the driving gear 323, so that the sector gear 321 returns to the position of the next clamping mechanism 22, and the bottle on the clamping mechanism 22 is continuously detected, so that the image information of the bottle is obtained.
Alternatively, the moving plate 324 may be fan-shaped, similar in structure to the sector gear 321. The outside of the moving plate 324 can be provided with a sliding block, the bracket 10 can be provided with a sliding way corresponding to the sliding block, and the sliding block is in sliding connection with the sliding block so as to increase the stability between the moving plate 324 and the bracket 10.
Alternatively, the turntable body 21 and the turntable main shaft 213 are connected by a bearing member, and the sector gear 321 may be disposed outside the connection position of the turntable body 21 and the turntable main shaft 213 by another bearing member, so that the turntable body 21 and the sector gear 321 are coaxial, but the rotation therebetween is not affected.
Further, the detection mechanism 31 includes at least one camera, which may be a line scan camera and/or an area array camera.
Alternatively, the detecting mechanism 31 may include three cameras, the adjacent cameras are spaced at the same distance, and the axis direction of the line scanning camera is aligned with the bottle body on the clamping mechanism 22, so that the three cameras can acquire the image information of the bottle body in all directions, and the detecting precision is improved.
Optionally, the camera can be installed on the movable plate through mounting such as support frame, and the support frame can be followed vertical direction and distributed, and the camera can be dismantled with the support frame and be connected to can change the position of camera on the support frame. The support frame can be detachably connected with the movable plate so as to be capable of changing the distance between the camera and the clamping mechanism through the support frame.
In some alternative embodiments, the detecting mechanism 31 includes a first controller (not shown) electrically connected to the third driving mechanism 32, and the first controller is capable of acquiring the rotation speed of the clamping mechanism 22 and the rotation speed of the turntable body 21 to control the rotation angle of the detecting mechanism 31 driven by the third driving mechanism 32.
Alternatively, the first controller may obtain the rotation speed of the turntable body 21 through a sensor such as an angular velocity sensor, and further may control the third driving mechanism 32 to drive the rotation angle of the detecting mechanism 31, so that the angular velocity of the detecting mechanism 31 matches the angular velocity of the turntable body 21, thereby obtaining the image information of the bottle body.
Optionally, the first controller may be further electrically connected to the detecting mechanism 31, where the first controller may obtain, through a sensor such as a speed sensor, a rotation speed of the synchronous belt, that is, a rotation speed of the clamping mechanism 22, so that a time required for the bottle to rotate for one circle is obtained according to the rotation speed of the clamping mechanism 22, so as to control a time for the detecting mechanism 31 to collect image information of the bottle, so that after the detecting mechanism 31 collects image information of the bottle, the first controller quickly reverses to continue to detect a next bottle.
In some alternative embodiments, the detecting mechanism 31 further includes a second controller (not shown) electrically connected to the camera, and the second controller can compare the image information of the bottle acquired by the camera with the image information of the complete bottle, so as to detect the unqualified bottle.
In some alternative embodiments, a screw 214 rotatably connected to the turntable spindle 213 is disposed above the turntable spindle 213, the screw 214 is in threaded connection with the connector 25, the top turntable 211 is movably connected to the connector 25, and rotating the screw 214, the connector 25 can drive the second clamping disk 222 on the top turntable 211 to move up or down. Thereby the interval between the first clamping disk 221 and the second clamping disk 222 can be adjusted according to the height of the bottle bodies so as to adapt to the bottle bodies with different heights.
Alternatively, the screw 214 may be connected to the turntable spindle 213 via a bearing. Alternatively, the connecting body 25 may be connected to the bracket 10 by a connection structure including a connecting rod fixedly connected to the bracket 10 and a connecting ring fixedly connected to the connecting body 25 by a connecting plate, the connecting ring is slidably connected to the connecting rod, and a fastener such as a screw may be disposed on the connecting ring to limit the connecting ring to the connecting rod. The connection between the connector 25 and the bracket 10 can increase the stability of the connection between the connector 25 and the bracket 10.
In some alternative embodiments, the second clamping disk 222 is detachably connected to the plunger 282 of the spring mechanism 28. So that the second clamping plate 222 can be replaced according to different bottle mouths to adapt to the bottle mouths with different sizes.
Optionally, a cylinder is disposed at the upper end of the second clamping plate 222, and the second clamping plate 222 is sleeved outside the compression bar 282 through the cylinder, so that the second clamping plate 222 is connected with the compression bar 282. The outer wall of the compression bar 282 may be provided with a groove, correspondingly, the inner wall of the cylinder of the second clamping disc 222 may be provided with a protrusion, and an elastic member such as a spring is provided between the protrusion and the inner wall of the cylinder, when the second clamping disc 222 is connected with the compression bar 282, the protrusion is located inside the groove, thereby restricting movement of the second clamping disc 222, and thus enabling quick replacement of the second clamping disc 222. Alternatively, the protrusions may be spherical in shape to make the second clamping plate 222 more smoothly installed or removed.
In the description of the present specification, the terms "connected," "mounted," "secured," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present specification, the terms "one embodiment," "some embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (4)
1. A rotary bottle appearance detection device, comprising:
A bracket;
The rotary assembly is arranged on the bracket and comprises a turntable body, a clamping unit and a first driving mechanism, wherein the clamping unit is arranged on the turntable body and comprises a plurality of clamping mechanisms used for clamping bottle bodies and a second driving mechanism used for driving the clamping mechanisms to rotate, and the first driving mechanism is connected with the turntable body so as to drive the turntable body to rotate;
The tracking detection assembly comprises a detection mechanism and a third driving mechanism, wherein the detection mechanism is used for acquiring appearance information of the bottle body and comparing the acquired appearance information of the bottle body with the appearance information of the whole bottle body to determine whether the bottle body is qualified or not, the third driving mechanism is connected to the bracket and can drive the detection mechanism to rotate along with the clamping mechanism, and after the current bottle body is detected, the third driving mechanism can drive the detection mechanism to reciprocate to detect the next group of bottle bodies;
The rotary table body comprises a top rotary table, a bottom rotary table connected with the top rotary table and a rotary table main shaft which penetrates through the axial directions of the top rotary table and the bottom rotary table respectively and is rotatably connected with the top rotary table and the bottom rotary table, the rotary table main shaft is arranged on the bracket, and the detection mechanism is connected with the rotary table main shaft so that the rotary table body and the detection mechanism coaxially rotate; the clamping mechanism comprises a first clamping disc and a second clamping disc which are oppositely arranged in the vertical direction, wherein the first clamping disc is rotatably connected with a driving wheel below the bottom turntable through a rotating shaft penetrating through the bottom turntable, and the driving wheels below the plurality of clamping mechanisms are connected with the second driving mechanism through synchronous belts so that the clamping mechanism rotates by taking the rotating shaft as an axis;
The detection mechanism comprises a first controller electrically connected with the third driving mechanism, and the first controller can acquire the rotation speed of the clamping mechanism and the rotation speed of the turntable body so as to control the third driving mechanism to drive the rotation angle of the detection mechanism;
The bottle clamping device comprises a top turntable, a first clamping disc, a second clamping disc, a spring mechanism, a first clamping disc and a second clamping disc, wherein the first clamping disc is arranged below the top turntable; the rotary table body further comprises a connecting body, wherein the connecting body is a cylindrical structural member, the connecting body is arranged above the rotary table main shaft and is connected with the support, a cam is sleeved outside the connecting body, the bottom surface of the cam comprises a first plane, a second plane and a transition plane, the second plane is formed by upwards sinking the first plane, and the first plane is connected with the second plane through the transition plane;
The spring mechanism is rotatably connected with the bottom surface of the cam through a cam follower, when the bottle body enters the rotating assembly, the cam follower enters a first plane from a second plane so as to enable the second clamping disc to be pressed down, and further the bottle body is clamped between the first clamping disc and the second clamping disc, and when the bottle body leaves the rotating assembly, the cam follower enters a second plane from the first plane so as to enable the second clamping disc to move upwards, and further the bottle body is separated from the first clamping disc and the second clamping disc; the spring mechanism comprises a U-shaped bracket connected with the cam follower, a supporting rod connected with the U-shaped bracket and a pressing rod connected with the U-shaped bracket, the supporting rod is connected with the top turntable, the supporting rod is connected with the U-shaped bracket through a first spring so that the cam follower is abutted to the bottom surface of the cam, and the pressing rod is connected with the U-shaped bracket through a second spring so as to clamp a bottle body between the first clamping disc and the second clamping disc; the third driving mechanism comprises a driving motor connected with the bracket, a driving gear connected with the driving motor, a sector gear rotatably connected with the turntable main shaft and a moving plate connected with the sector gear, the driving gear is meshed with the sector gear, and the detecting mechanism is arranged on the moving plate so as to enable the detecting mechanism to rotate along with the clamping mechanism;
The detection mechanism comprises at least one camera, and the camera is a line scan camera and/or an area array camera.
2. The rotary bottle appearance detection device according to claim 1, wherein the detection mechanism further comprises a second controller electrically connected with the camera, the second controller being capable of comparing bottle image information obtained by the camera with image information of a complete bottle to detect a defective bottle.
3. The rotary bottle appearance detection device according to claim 1, wherein a screw rod rotatably connected with the turntable main shaft is arranged above the turntable main shaft, the screw rod is in threaded connection with the connector, the top turntable is movably connected with the connector, the screw rod is rotated, and the connector can drive the second clamping disc on the top turntable to move upwards or downwards; and/or the second clamping disc is detachably connected with the compression bar of the spring mechanism.
4. The rotary bottle appearance inspection device of claim 1, further comprising an input assembly and an output assembly, both connected to the bracket and disposed on both sides of the rotary assembly, respectively, to transport bottles to the rotary assembly and transport inspected bottles out of the rotary assembly.
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| CN202111266744.4A CN114076767B (en) | 2021-10-28 | 2021-10-28 | Rotation type bottle appearance detection device |
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| CN115388958B (en) * | 2022-10-31 | 2023-03-24 | 成都三是科技有限公司 | Multifunctional empty bottle quality online detection system and method based on machine vision |
| CN116040559A (en) * | 2023-01-16 | 2023-05-02 | 东北大学佛山研究生创新学院 | Food bottle cap plastic packaging film detection machine and detection method thereof |
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| CN111965194A (en) * | 2020-07-23 | 2020-11-20 | 广州华研制药设备有限公司 | Glass bottle foreign matter detection equipment |
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| CN103884721B (en) * | 2012-12-20 | 2016-04-13 | 山东新华医疗器械股份有限公司 | Automatic lamp-checking machine |
| CN105445281B (en) * | 2015-12-31 | 2018-11-09 | 中国科学院自动化研究所 | Swinging automatic lamp-checking machine |
| CN108454240A (en) * | 2017-03-28 | 2018-08-28 | 深圳市泽汇泓技术有限公司 | Dynamic vision servo-positioning detection device |
| CN108557451A (en) * | 2018-04-04 | 2018-09-21 | 德玛克（长兴）自动化系统有限公司 | A kind of full servo continous way intelligence light candling system |
| CN213033025U (en) * | 2020-05-26 | 2021-04-23 | 无锡传奇科技有限公司 | Full-automatic freeze-dried powder needle detects machine |
| CN112229851A (en) * | 2020-11-02 | 2021-01-15 | 成都泓睿科技有限责任公司 | Bottle lamp inspection machine |
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| CN111965194A (en) * | 2020-07-23 | 2020-11-20 | 广州华研制药设备有限公司 | Glass bottle foreign matter detection equipment |
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