CN218155983U

CN218155983U - Glass accessory position detection device

Info

Publication number: CN218155983U
Application number: CN202221607581.1U
Authority: CN
Inventors: 陈琪; 刘金巧; 吴锴; 林军
Original assignee: Fujian Wanda Automobile Glass Industry Co Ltd
Current assignee: Fujian Wanda Automobile Glass Industry Co Ltd
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-12-27
Anticipated expiration: 2032-06-24

Abstract

The utility model relates to the technical field of glass detection, in particular to a glass accessory position detection device, which comprises an image acquisition mechanism, a detection system, a fixed table top and a positioning mechanism for clamping and positioning glass, wherein the fixed table top is provided with a detection hole, the positioning mechanism is arranged on the fixed table top, so that the edge of the glass is positioned above the detection hole, the image acquisition mechanism is positioned under the detection hole, and the image acquisition mechanism acquires a glass image projected in the detection hole; the image acquisition mechanism is electrically connected with the detection system, so that the detection system calculates the position deviation value of the glass accessory in the glass image. The utility model discloses can avoid the error that manual measurement brought, can reduce image acquisition's scope and detecting system's calculation data simultaneously, improve glass annex offset value measuring's precision and efficiency.

Description

Glass accessory position detection device

Technical Field

The utility model relates to a glass detects technical field, especially relates to a glass annex position detection device.

Background

The existing glass accessory position detection methods include the following two methods, one is to adopt a steel plate ruler to carry out manual measurement, the other is to adopt a camera to carry out image acquisition on glass, an image processing system is adopted to process the acquired image, the image processing system acquires a standard mark point in the image, and then the position of the glass accessory in the image is acquired and compared with the mark point, so that whether the installation of the glass accessory is qualified is judged. Firstly, the manual detection has the following defects that 1, the manual operation steel tape measure has low measurement precision, and the measurement operation of different operators has deviation, so that the measurement consistency is poor; 2. after the steel tape measure is finished, the measurement result of the steel tape measure needs to be read manually, and the result of reading through manual identification is easy to have errors, so that the measurement precision is low. And image detection has the following disadvantages: the camera needs carry out image acquisition to whole glass surface, and when different model glasses carried out image acquisition, need adjust the precision that the accommodation process probably can reduce the detection according to the interval of glass size between glass and the camera.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to solve the technical problem of providing a glass accessory position detection device, which improves the detection precision.

In order to solve the technical problem, the utility model discloses a technical scheme be: the glass accessory position detection device comprises an image acquisition mechanism, a detection system, a fixed table board and a positioning mechanism for clamping and positioning glass, wherein a detection hole is formed in the fixed table board; the image acquisition mechanism is electrically connected with the detection system, so that the detection system calculates the position deviation value of the glass accessory in the glass image.

Furthermore, the number of the detection holes is at least two, and the detection holes at least surround the edge of the glass and are arranged at positions where the glass accessories are located.

Further, still including setting up two the profile modeling subassembly that just symmetry set up between the inspection hole, the top of profile modeling subassembly is equipped with the profile modeling face of phase adaptation with the glass contact surface.

Furthermore, the fixed table top is further provided with at least three support columns, when the glass is clamped on the positioning mechanism, the support columns are respectively contacted with at least three point positions of the glass in a one-to-one correspondence manner, and connecting lines of the support points of the support columns on the glass form a polygon.

Furthermore, positioning mechanism includes that two are set up along length direction respectively fixed table surface's both ends central clamping component and central locating component, just central clamping component and central locating component are located respectively on fixed table surface's the center pin.

Furthermore, the positioning mechanism further comprises two sets of positioning and clamping assemblies, the two sets of positioning and clamping assemblies are respectively arranged on two sides of the detection hole, and each set of positioning and clamping assembly is respectively provided with two clamping and positioning pieces distributed on the edges of the detection hole.

Furthermore, the positioning mechanism further comprises two sets of transverse clamping assemblies which are arranged oppositely, and the glass can be clamped between the two transverse clamping assemblies.

Further, still include the light source subassembly, the light source subassembly includes first light source board, the light emitting area orientation of first light source board the inspection hole place one side sets up, just the irradiation range of first light source board covers completely the inspection hole.

Further, the light source assembly further comprises a plurality of second light source plates arranged along the outer edge of the detection hole, and a projection area of each second light source plate in the vertical direction is located in the detection hole.

Furthermore, the device also comprises a movable rack, wherein the image acquisition mechanism, the detection system and the fixed table top are arranged on the movable rack.

The beneficial effects of the utility model reside in that: the glass accessory position detection device is characterized in that an image acquisition mechanism is arranged below a detection hole of a fixed table top, and the fixed table top enables the edge of glass to be located above the detection hole by positioning the position of the glass, so that a glass image projected in the detection hole can be acquired through the image acquisition mechanism, and the position deviation value of a glass accessory in the glass image is calculated through a detection system. Compared with the prior art, the utility model discloses utilize image technology to acquire the positional deviation value of glass annex, avoided the error that manual measurement brought. Meanwhile, the positioning mechanism can adjust the fixed position of the glass, so that the image acquisition mechanism can acquire the glass image projected in the detection hole, the image acquisition range and the calculation data of the detection system are reduced, and the precision and the efficiency of the measurement of the deviation value of the glass accessory are improved.

Drawings

Fig. 1 is a schematic structural view of a glass accessory position detecting device according to the present invention;

fig. 2 is a schematic structural view of a glass accessory position detecting device according to the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 1;

FIG. 4 is an enlarged view of portion B of FIG. 1;

fig. 5 is a schematic structural view showing a third glass accessory position detecting device according to the present invention;

description of the reference symbols:

1. moving the frame; 2. an image acquisition mechanism; 3. a detection system; 4. fixing the table top; 5. a light source assembly; 51. a first light source plate; 52. a second light source plate; 6. a positioning mechanism; 61. a central positioning assembly; 611. a first horizontal cylinder; 612. a centering positioning column; 613. a second vertical cylinder; 62. a central clamping assembly; 621. supporting the positioning column; 622. a first vertical cylinder; 623. a first presser plate; 63. positioning the clamping assembly; 631. clamping the positioning piece; 6311. the positioning column is pressed tightly; 6312. a third vertical cylinder; 6313. a third press plate; 64. a lateral clamping assembly; 641. transversely clamping the fixture; 6411. a second horizontal cylinder; 6412. clamping the positioning column; 7. mounting a table top; 8. a support pillar; 9. a profiling component; 91. and (4) shaping blocks.

Detailed Description

In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

Referring to fig. 1 to 5, the present invention provides a glass accessory position detecting device, which includes an image collecting mechanism, a detecting system, a fixed table top and a positioning mechanism for clamping and positioning glass, wherein the fixed table top is provided with a detecting hole, the positioning mechanism is arranged on the fixed table top, so that the edge of the glass is located above the detecting hole, the image collecting mechanism is located right below the detecting hole, and the image collecting mechanism collects the glass image projected in the detecting hole; the image acquisition mechanism is electrically connected with the detection system, so that the detection system calculates the position deviation value of the glass accessory in the glass image.

From the above description, the beneficial effects of the present invention are: the image acquisition mechanism is arranged below the detection hole of the fixed table top, and the fixed table top enables the edge of the glass to be located above the detection hole by positioning the position of the glass, so that the image acquisition mechanism can acquire the glass image projected in the detection hole, and the position deviation value of the glass accessory in the glass image is calculated by the detection system. Compared with the prior art, the utility model discloses utilize image technology to acquire the positional deviation value of glass annex, avoided the error that the manual measurement brought. Meanwhile, the positioning mechanism can adjust the fixed position of the glass, so that the image acquisition mechanism can acquire the glass image projected in the detection hole, the image acquisition range and the calculation data of the detection system are reduced, and the precision and the efficiency of the measurement of the deviation value of the glass accessory are improved.

Furthermore, the number of the detection holes is at least two, and the at least two detection holes are respectively arranged around the edge of the glass and cover the position of the glass accessory.

According to the above description, at least two detection holes are formed in the fixed table top, and each detection hole can cover the edge of the glass and the position of the glass accessory, so that the positions of all the glass accessories on the glass can be detected simultaneously, and the detection efficiency is improved.

As can be seen from the above description, the profiling component is arranged on the fixed table top, and the profiling surface on the surface of the profiling component supports the glass, so that the profiling surface can be better attached to the glass supporting surface.

From the above description, at least three support columns are arranged on the fixed table top, and the three support columns jointly form a support surface in contact with the glass, so that the stability of glass support is improved.

Furthermore, the positioning mechanism comprises a central clamping component and a central positioning component which are respectively arranged at two ends of the fixed table board along the length direction, and the central clamping component and the central positioning component are respectively positioned on the central shaft of the fixed table board.

From the above description, it can be seen that the two symmetrically disposed center clamping assemblies and the center positioning assembly can center the glass on the fixed table.

As can be known from the description, the two clamping positioning pieces on the positioning and clamping assembly in each group can further position and clamp the glass at the edge position of the detection hole, so that the placing stability of the glass is ensured.

As can be seen from the above description, the lateral clamping assembly can achieve the pressing and fixing of the glass by moving in the horizontal direction, so that the pressing and positioning accuracy of the glass is improved.

From the above description, can shine and the light filling through setting up first light source board to the collection face of image acquisition mechanism to improve the definition of image.

From the above description, through setting up the second light source board, the second light source board can further brighten glass border position to can be used for highlighting glass border position, make the outline of the glass image that the image acquisition mechanism gathered clearer.

According to the description, the device can be conveniently and flexibly moved by arranging the movable rack, the device does not need to occupy the field all the time, and the flexibility of equipment application is improved.

Application scenarios:

the utility model provides a pair of glass annex position detection device uses on car glass, and this car glass preferred is door glass.

Referring to fig. 1 to 5, a first embodiment of the present invention is: the glass accessory position detection device comprises a movable rack 1, an image acquisition mechanism 2 arranged on the movable rack 1, a detection system 3, a fixed table top 4, a light source assembly 5 and a positioning mechanism 6. The fixed table top 4 is arranged at the top of the movable rack 1, and the movable rack 1 is also provided with a mounting table top 7 which is positioned right below the fixed table top 4.

The fixed table-board 4 is preferably rectangular, and at least two detection holes are arranged on the fixed table-board and respectively surround the edge of the glass and cover the position of the glass accessory. Preferably, two ends of the fixed table top 4 along the length direction are respectively provided with two symmetrically arranged detection holes, and the detection holes are preferably rectangular.

The positioning mechanism 6 is arranged on the fixed table top 4, and the positioning mechanism 6 comprises a central positioning component 61 and a central clamping component 62 which are respectively arranged at two ends of the fixed table top 4 along the length direction, two groups of positioning clamping components 63 which are respectively arranged at two sides of the detection hole, and two groups of transverse clamping components 64 which are oppositely arranged. Specifically, the center positioning assembly 61 is disposed at one end of one detection hole far away from the other detection hole, the center clamping assembly 62 is disposed at one end of the other detection hole far away from the one detection hole, and the center positioning assembly 61 and the center clamping assembly 62 are respectively located on the central axis of the fixed table top 4.

Specifically, the central clamping assembly 62 includes a vertical support positioning column 621, a vertically disposed first vertical cylinder 622, and a first pressing plate 623. The first pressing plate 623 is arranged on a movable shaft of the first vertical cylinder 622, the first pressing plate 623 is located right above the supporting and positioning column 621, the edge of the glass can be placed on the supporting and positioning column 621, and the first pressing plate 623 is driven to press and fix the glass. The center positioning assembly 61 includes a first horizontal cylinder 611 and a center positioning column 612, a movable shaft of the first horizontal cylinder 611 is disposed toward one end of the detection hole and is movable in the central axis direction, and the center positioning column 612 is connected to the movable end of the first horizontal cylinder 611. The centering positioning assembly includes a second vertical cylinder 613 and a second pressing plate which is arranged on a movable shaft of the second vertical cylinder 613 and can horizontally rotate relative to the movable shaft, and the second pressing plate is located above the centering positioning column 612. In this embodiment, the central positioning component 61 acts on one end of the glass to center the glass, and the central clamping component 62 acts on the other end of the glass to center the glass, so that the glass is fixed, and the central positioning of the glass is realized.

In this embodiment, two sets of positioning and clamping assemblies 63 are symmetrically arranged along the central axis respectively, and each set of positioning and clamping assembly 63 is provided with two clamping and positioning members 631 distributed at the edges of the two detection holes respectively. The clamping positioning member 631 comprises a vertically arranged pressing positioning column 6311, a vertically arranged third vertical air cylinder 6312 and a third pressing plate 6313. The third pressing plate 6313 is arranged on a movable shaft of the third vertical cylinder 6312, the third pressing plate 6313 is located right above the pressing positioning column 6311, the edge of the glass can be placed on the pressing positioning column 6311, and the third pressing plate 6313 is driven to press and fix the glass. Each group of positioning and clamping assemblies can clamp and position the edge position of the side part of the glass by the clamping positioning piece 631 arranged at the edge of the two detection holes, and the placing stability of the glass is ensured.

In this embodiment, two sets of transversal clamping assemblies 64 are symmetrically disposed along the central axis, and each set of transversal clamping assemblies 64 includes two transversal clamping fixtures 641 oppositely disposed between two detection holes. The transverse clamping fixing member 641 comprises a second horizontal cylinder 6411 and a clamping positioning column 6412, wherein a movable shaft of the second horizontal cylinder 6411 is arranged at one end far away from the middle shaft, and the clamping positioning column 6412 is arranged on the movable shaft of the second horizontal cylinder 6411. The peripheral surface of the top of the clamping positioning column 6412 is provided with a clamping groove matched with the thickness of the glass. The second horizontal cylinder 6411 is driven to drive the clamping positioning column 6412 to move in the horizontal direction, so that the glass is pressed and fixed on the clamping positioning column 6412, and the clamping positioning column 6412 can clamp the glass through the clamping groove.

In this embodiment, at least three support columns 8 are further disposed on the fixed platform 4, preferably, the number of the support columns 8 is five, one support column 8 of the five support columns 8 is disposed at the central position of the fixed platform 4, and two of the four support columns 8 are disposed at two sides of the opposite ends of the two detection holes respectively.

In this embodiment, two sets of profile modeling assemblies 9 symmetrically disposed along the central axis are further disposed on the fixing platform 4, each set of profile modeling assemblies 9 includes two profile modeling blocks 91 oppositely disposed, wherein the profile modeling block 91 near one side of the central positioning assembly 61 is located on one side of one transverse clamping fixing 641 near the other transverse clamping fixing 641, and the profile modeling block 91 near one side of the central clamping assembly 62 is located between the other transverse clamping fixing 641 and the detection hole. The top of the profiling block 91 is provided with a profiling surface matched with the glass contact surface.

In this embodiment, two ends of the mounting table 7 are respectively provided with two mounting brackets, the number of the image acquisition mechanisms 2 is two, and the two image acquisition mechanisms 2 are respectively arranged on the two mounting brackets. The two image acquisition mechanisms 2 are respectively positioned under the two detection holes, and the acquisition surfaces of the image acquisition mechanisms 2 cover the detection holes, so that the image acquisition mechanisms 2 can acquire glass images projected in the detection holes. Preferably, the image capturing mechanisms 2 are industrial cameras, and the number of the image capturing mechanisms is determined according to the glass accessories in the projection plane of the inspection hole.

In this embodiment, the light source assembly 5 includes two first light source plates 51 and two second light source plates 52, wherein the two first light source plates 51 are respectively disposed on the mounting platform 7 and located under the image capturing mechanism 2 and the detection hole, and the two second light source plates 52 are disposed on the fixing platform 4, the light emitting surface of the first light source plate 51 is disposed toward one side of the detection hole, and the irradiation range of the first light source plate 51 completely covers the detection hole. The number of the second light source plates 52 is six, and six second light source plates 52 are respectively disposed below the first pressing plate 623, the second pressing plate, and the third pressing plate 6313, so that six second light source plates 52 can be respectively disposed along the outer edges of the two detection holes, and the projection areas of the second light source plates 52 in the vertical direction are located in the detection holes.

In this embodiment, the movable rack 1 is a rectangular frame, and the bottom of the movable rack 1 is provided with four casters, so that the movable rack 1 can be pushed to move, and the flexibility of the device is improved.

In this embodiment, the detecting system 3 is disposed on one side of the fixed table 4, and the other side of the fixed table 4 is further provided with an operating button. The detection system 3 is a PLC control system, and the detection system 3 is respectively electrically connected with the positioning mechanism 6, the operation button, the image acquisition mechanism 2 and the light source assembly 5. In particular, the detection system 3 comprises a memory, a processor and a computer program stored on the memory and executable on the processor. The memory stores standard glass images, and the installation positions of the glass accessories on the standard glass images have no deviation. After inputting the value of the deviation of the theoretical position of the glass attachment to the detection system 3, the computer program is executed by the processor to obtain a theoretical position of the glass attachment obtained on the standard glass image. The operating buttons comprise starting buttons for starting the positioning mechanism 6, the image acquisition mechanism 2 and the light source assembly 5, and the positioning mechanism 6 can be positioned and clamped according to the selected glass types after being started, so that the glass is fixed at the same position. At this moment, the light source assembly 5 and the image acquisition mechanism 2 are started, the image acquisition mechanism 2 acquires the glass image projected in the detection hole and then transmits the glass image to the detection system 3, and the detection system 3 compares the glass image with the standard glass image through a computer program and calculates the position deviation value of the glass accessory in the glass image.

The working principle is as follows:

1. positioning and clamping glass: the operation buttons are started according to the types of the glass, such as left glass and right glass, for example, the left glass is selected on the operation buttons, the detection system 3 controls the pneumatic control devices on the two central positioning assemblies 61 to be opened, the pneumatic control devices on the positioning clamping assemblies 63 and the transverse clamping assemblies 64 on one side of the central shaft to be opened, after the glass is placed on the profiling assemblies 9 and the supporting columns 8, the operation buttons are started again, and the detection system 3 controls the pneumatic control devices on the two central positioning assemblies 61 and the pneumatic control devices on the positioning clamping assemblies 63 and the transverse clamping assemblies 64 on one side of the central shaft to center, position and clamp the glass. On the contrary, when the right glass is selected on the operation button, the detection system 3 controls the pneumatic control equipment on the two central positioning assemblies 61, and the positioning clamping assembly 63 and the transverse clamping assembly 64 which are positioned on the other side of the central shaft to perform positioning clamping operation on the right glass;

2. detecting the position of the glass accessory: after the glass is positioned and clamped on the fixed table top 4, the theoretical position deviation value of the glass accessory is input into the detection system 3, the detection system 3 starts the image acquisition mechanism 2 and the light source assembly 5 at the moment, the image acquisition mechanism 2 acquires the glass image projected in the detection hole, the detection system 3 compares the glass image with the standard glass image through a computer program, and the position deviation value of the glass accessory in the glass image is calculated.

To sum up, the utility model provides a pair of glass annex position detection device sets up image acquisition mechanism through the inspection hole below at fixed table surface, and fixed table surface makes glass's edge position in through location glass's position the top of inspection hole to can gather the projection through image acquisition mechanism in glass image in the inspection hole, and calculate the position deviation value of glass annex in the glass image through detecting system. Compared with the prior art, the utility model discloses utilize image technology to acquire the positional deviation value of glass annex, avoided the error that manual measurement brought. Meanwhile, the positioning mechanism can adjust the fixed position of the glass, so that the image acquisition mechanism can acquire the glass image projected in the detection hole, the image acquisition range and the calculation data of the detection system are reduced, and the precision and the efficiency of the measurement of the deviation value of the glass accessory are improved. In addition, positioning mechanism sets up two sets of horizontal clamping components and location centre gripping subassembly for positioning mechanism can press from both sides tightly fixedly to different types of glass under the condition that does not change the frock and arrange, has promoted the space utilization efficiency of frock, makes many varieties of glass can the same location frock of sharing.

The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.

Claims

1. A glass accessory position detection device comprises an image acquisition mechanism, a detection system, a fixed table top and a positioning mechanism for clamping and positioning glass, and is characterized in that a detection hole is formed in the fixed table top, the positioning mechanism is arranged on the fixed table top, the edge of the glass is positioned above the detection hole, the image acquisition mechanism is positioned right below the detection hole, and the image acquisition mechanism acquires a glass image projected in the detection hole; the image acquisition mechanism is electrically connected with the detection system, so that the detection system calculates the position deviation value of the glass accessory in the glass image.

2. The device for detecting the position of a glass accessory according to claim 1, wherein the number of the detection holes is at least two, and at least two detection holes are respectively arranged around the edge of the glass and cover the position of the glass accessory.

3. The glass accessory position detection device of claim 2, further comprising a profiling component symmetrically arranged between the two detection holes, wherein a profiling surface matched with the glass contact surface is arranged at the top of the profiling component.

4. The glass accessory position detecting device of claim 2, wherein at least three support columns are further arranged on the fixed table top, when the glass is clamped on the positioning mechanism, the support columns are respectively in one-to-one corresponding contact with at least three point positions of the glass, and connecting lines of support points of the support columns on the glass form a polygon.

5. The device as claimed in claim 2, wherein the positioning mechanism comprises two centering and clamping assemblies and two centering and positioning assemblies respectively disposed at two ends of the fixed platform along the length direction, and the centering and clamping assemblies and the centering and positioning assemblies are respectively disposed on the central axis of the fixed platform.

6. The device for detecting the position of a glass accessory according to claim 2, wherein the positioning mechanism further comprises two sets of positioning and clamping assemblies, the two sets of positioning and clamping assemblies are respectively arranged on two sides of the detection hole, and each set of positioning and clamping assembly is respectively provided with two clamping and positioning parts distributed on the edges of the two detection holes.

7. The glass accessory position detection device of claim 2, wherein the positioning mechanism further comprises two sets of oppositely disposed lateral clamping assemblies, the glass being capable of being clamped between the two lateral clamping assemblies.

8. The device for detecting the position of a glass accessory according to claim 1, further comprising a light source assembly, wherein the light source assembly comprises a first light source plate, a light-emitting surface of the first light source plate faces the side where the detection hole is located, and an irradiation range of the first light source plate completely covers the detection hole.

9. The glass accessory position detection device as claimed in claim 8, wherein the light source assembly further comprises a plurality of second light source plates disposed along outer edges of the detection hole, and a projection area of the second light source plates in a vertical direction is located in the detection hole.

10. The glass accessory position detection device of claim 1, further comprising a mobile frame, wherein the image acquisition mechanism, the detection system, and the fixed tabletop are disposed on the mobile frame.