CN218765925U - Correcting device - Google Patents

Abstract

The utility model relates to the technical field of screen production, in particular to a correction device which comprises a workbench, a moving member, a first contraposition camera, a second contraposition camera and a third contraposition camera, wherein the moving member is arranged on the workbench in a sliding manner along the X direction; the first phase alignment machine is fixed at one end of the moving part; the second alignment camera is arranged on the moving part in a sliding mode along the Y direction and can be close to or far away from the first alignment camera, and a connecting line between the second alignment camera and the first alignment camera is parallel to the Y direction; the third alignment camera is arranged on the workbench in a sliding manner along the X direction and can be aligned with the second alignment camera in the X direction; the Y direction is perpendicular to the X direction. The correcting device can adapt to the distance change between two marking points in the Y direction and the distance change between two marking points in the X direction, and the correcting device is simple in adjusting process and high in adjusting efficiency.

Description

Correcting device

Technical Field

The utility model relates to a screen production technical field especially relates to a correcting unit.

Background

In the production process of the screen, various processes are needed, and the placement accuracy of the screen is higher before some processes are carried out, so that the position of the screen needs to be corrected by using a correction device.

However, in the existing screen production process, some of the marking points on the screen are arranged on the long edge of the screen, some of the marking points are arranged on the short edge of the screen, and in order to realize compatibility of the marking points at different positions, the existing correction device generally can be provided with four alignment cameras which respectively correspond to four corners of the screen. Although current correcting unit can satisfy the screen of mark point in different positions, but can't adapt to the change of screen size, when the screen size changes, need reequip the workstation of installation counterpoint camera for the relative distance between four counterpoint cameras can satisfy the change of screen size, and the debugging process is loaded down with trivial details, and the debugging is long, and is inefficient.

Therefore, it is necessary to develop a calibration device that can adapt to both screens with different positions and sizes of the mark points, and when the size of the screen changes, the debugging process can be simplified, and the debugging time can be shortened to improve the debugging efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a correcting unit to when the size of the screen that the solution was treated to rectify changes, the debugging process is loaded down with trivial details, and the debugging is long, and the problem of inefficiency.

In order to achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a correcting unit, this correcting unit includes:

a work table;

the moving piece is arranged on the workbench in a sliding manner along the X direction;

the first alignment camera is fixed at one end of the moving part;

the second alignment camera is arranged on the moving part in a sliding mode along the Y direction and can be close to or far away from the first alignment camera, and a connecting line between the second alignment camera and the first alignment camera is parallel to the Y direction;

the third contraposition camera is arranged on the workbench in a sliding mode along the X direction and can be aligned with the second contraposition camera in the X direction; the Y direction is perpendicular to the X direction.

Preferably, the correction device comprises a first bumper assembly; the first anti-collision assembly comprises a first limiting part and a first limiting sensor, one of the first limiting part and the first limiting sensor is arranged on the first contraposition camera, and the other one of the first limiting part and the first limiting sensor is arranged on the second contraposition camera.

Preferably, the first anti-collision assembly comprises at least one first buffer member, and at least one first buffer member is arranged on one side, facing the first alignment camera, of the second alignment camera.

Preferably, the correcting device includes a second anti-collision assembly, the second anti-collision assembly includes a second limiting member and a second limiting sensor, one of the second limiting member and the second limiting sensor is disposed on the moving member, and the other is disposed on the third alignment camera.

Preferably, the second anti-collision assembly comprises at least one second buffer member, and at least one second buffer member is arranged on one side of the moving member, which faces the third alignment camera.

Preferably, the correcting device comprises a first power assembly, the first power assembly is arranged on the workbench, and an output end of the first power assembly is in transmission connection with the moving member and can drive the moving member to move along the X direction.

Preferably, the correcting device comprises a second power assembly, the second power assembly is arranged on the workbench, and an output end of the second power assembly is in transmission connection with the third alignment camera and can drive the third alignment camera to move along the X direction.

Preferably, the correcting device comprises a third power assembly, the third power assembly is arranged on the moving member, and an output end of the third power assembly is in transmission connection with the second phase alignment machine and can drive the second phase alignment machine to move along the Y direction.

Preferably, the third power assembly comprises a third power part, a screw rod and a sliding block, the third power part is arranged on the moving part, the screw rod is rotatably arranged on the moving part and is in transmission connection with the third power part, the sliding block is arranged on the moving part in a sliding manner along the Y direction, the sliding block is provided with a threaded hole, the screw rod is arranged in the threaded hole in a penetrating manner, and the second phase alignment machine is arranged on the sliding block.

Preferably, the first alignment camera, the second alignment camera and the third alignment camera form a correction assembly, and at least two correction assemblies are arranged on the workbench.

The utility model has the advantages that:

the utility model provides a correcting unit, this correcting unit pass through the second to the camera can be close to or keep away from first camera along the Y direction to this size that adapts to the screen is at the change of Y direction, and can adapt to the screen that mark point set up along Y direction interval. Can follow the moving member that the X direction removed through setting up on the workstation to set up first counterpoint camera and second counterpoint camera on the moving member, can adapt to the change of mark point in the X direction. Through setting up the gliding third counterpoint camera of ability along the X direction, can cooperate the size that can adapt to the screen at the change of X direction with the second counterpoint camera, and can adapt to the screen that mark point set up along X direction interval. The screen with the mark points on the long sides or the short sides can be adapted by means of the setting, and when the positions of the mark points on the screen are changed, the adjusting process of the correcting device is simple, and the adjusting efficiency is high.

Drawings

Fig. 1 is a schematic structural diagram of a calibration device in an embodiment of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is an enlarged view at B of FIG. 1;

fig. 4 is a schematic structural diagram of a third power assembly in an embodiment of the present invention.

In the figure:

1. a work table;

2. a moving member;

3. a first alignment camera; 31. a first bracket;

4. a second alignment camera; 41. a second bracket;

5. a third alignment camera; 51. a third support;

6. a first bumper assembly; 61. a first limit piece; 62. a first limit sensor; 63. a first buffer member; 631. a first mounting hole;

7. a second bumper assembly; 71. a second limit piece; 72. a second limit sensor; 73. a second buffer member; 731. a second mounting hole;

81. a first power assembly; 82. a second power assembly; 83. a third power assembly; 831. a third base; 832. a third power member; 833. a screw rod; 834. a slide block.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "first position" and "second position" are two different positions, and where a first feature is "over", "above" and "on" a second feature, it is intended that the first feature is directly over and obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1-4, the present embodiment provides a correction device for aligning a workpiece, in which the workpiece may be a screen, and the long side or the short side of the screen is provided with two marks, wherein the two marks are generally disposed at the corners of the screen, and if the two marks are disposed on the long side of the screen, the connecting line between the two marks is parallel to the Y direction after the correction, and if the two marks are disposed on the short side of the screen, the connecting line between the two marks is parallel to the X direction after the correction. The correcting device comprises a workbench 1, a moving member 2, a first phase alignment camera 3, a second phase alignment camera 4 and a third phase alignment camera 5, wherein the moving member 2 is arranged on the workbench 1 in a sliding manner along the X direction; the first phase shifter 3 is fixed at one end of the moving part 2; the second phase contrast camera 4 is arranged on the moving part 2 in a sliding manner along the Y direction and can be close to or far away from the first phase contrast camera 3, and a connecting line between the second phase contrast camera 4 and the first phase contrast camera 3 is parallel to the Y direction; the third contraposition camera 5 is arranged on the workbench 1 in a sliding manner along the X direction and can be aligned with the second contraposition camera 4 in the X direction; the Y direction is perpendicular to the X direction. In this embodiment, the workbench 1 is provided with two parallel slide rails arranged at intervals, the bottom surface of the moving member 2 is provided with two slide blocks, one of the slide blocks is in sliding fit with one of the slide rails, and the other slide block is in sliding fit with the other slide rail.

When the device is used, if the two mark points are positioned on the long side of the screen, the screen is transferred to the upper part of the correcting device by the clamping piece, the positions of the two mark points are respectively captured by the first phase alignment camera 3 and the second phase alignment camera 4, then the positions of the two mark points are compared with the standard position by the controller, and if the difference exists, the position of the clamping piece is adjusted, so that the connecting line between the two mark points on the screen is parallel to the Y direction and is respectively superposed with the standard position. Similarly, if two marker points are located on the short side of the screen, the positions of the two marker points are captured by the second and third alignment cameras 4 and 5.

The correcting device can get close to or get away from the first alignment camera 3 along the Y direction through the second alignment camera 4, so as to adapt to the change of the size of the screen in the Y direction, namely adapt to the change of the distance between two marked points in the Y direction. Through setting up the moving member 2 that can move along the X direction on workstation 1 to set up first phase camera 3 and second phase camera 4 on moving member 2, can adapt to the displacement change of two mark points in the X direction simultaneously. By arranging the third alignment camera 5 which can slide along the X direction, the third alignment camera can be matched with the second alignment camera 4 to adapt to the change of the size of a screen in the X direction, namely the change of the distance between two marking points in the X direction. The screen with the mark points on the long side or the short side can be adapted by means of the arrangement, and when the positions of the mark points on the screen are changed, the adjusting process of the correcting device is simple, and the adjusting efficiency is high.

The second alignment camera 4 and the third alignment camera 5 can capture two mark points on the short side of the screen in the state that the two mark points are aligned in the X direction, that is, the connection line between the second alignment camera 4 and the third alignment camera 5 is parallel to the X direction.

It should be noted that the principle of how to capture the mark point after the first, second and third alignment cameras 3, 4 and 5 take a picture and how to adjust the screen position after comparing with the standard position is well known to those skilled in the art, and therefore, the description thereof is omitted.

In order to avoid collision between the second alignment camera 4 and the first alignment camera 3 during the moving process, in this embodiment, the calibration device includes a first anti-collision assembly 6; the first anti-collision assembly 6 includes a first limiting member 61 and a first limiting sensor 62, one of the first limiting member 61 and the first limiting sensor 62 is disposed on the first phase alignment machine 3, and the other is disposed on the second phase alignment machine 4.

Preferably, the first limit sensor 62 is disposed on the first phase alignment camera 3, the first limit member 61 is disposed on the second phase alignment camera 4, and when the distance between the second phase alignment camera 4 and the first phase alignment camera 3 reaches a first preset value, the first limit member 61 triggers the first limit sensor 62. The controller controls the second phase contrast camera 4 to stop moving. The first position-limiting member 61 is sheet-shaped, and the first position-limiting sensor 62 includes a photoelectric sensor. When the distance between the second phase shifter 4 and the first phase shifter 3 reaches a first preset value, the first position-limiting sensor 62 is shielded by the first position-limiting member 61.

The first anti-collision assembly 6 includes at least one first buffer member 63, and the at least one first buffer member 63 is disposed on one side of the second alignment camera 4 facing the first alignment camera 3. The first buffer member 63 is made of acrylic rubber. The arrangement enables hard contact between the first phase camera 3 and the second phase camera 4 to be avoided even if the first limit sensor 62 fails, and the safety of the first phase camera 3 and the second phase camera 4 is improved.

In order to avoid collision between the second alignment camera 4 and the third alignment camera 5, in this embodiment, the calibration device includes a second anti-collision assembly 7, the second anti-collision assembly 7 includes a second position limiting element 71 and a second position limiting sensor 72, one of the second position limiting element 71 and the second position limiting sensor 72 is disposed on the moving element 2, and the other is disposed on the third alignment camera 5.

Preferably, the second limit sensor 72 is disposed on the moving member 2, the second limit member 71 is disposed on the third pair of cameras 5, and when the distance between the third pair of cameras 5 and the moving member 2 reaches a second preset value, the second limit member 71 triggers the second limit sensor 72. The controller controls the third alignment camera 5 or the moving member 2 to stop moving. The second position-limiting member 71 is in the form of a sheet, and the second position-limiting sensor 72 includes a photosensor. When the distance between the third pair of cameras 5 and the moving member 2 reaches a second preset value, the second position-limiting sensor 72 is shielded by the second position-limiting member 71.

The second anti-collision assembly 7 comprises at least one second buffer member 73, and the at least one second buffer member 73 is arranged on one side of the moving member 2 facing the third alignment camera 5. The material of the second cushion member 73 is acrylic rubber. Due to the arrangement, even if the second limit sensor 72 fails, hard contact between the third phase alignment camera 5 and the second phase alignment camera 4 does not occur, and the safety of the third phase alignment camera 5 and the second phase alignment camera 4 is improved.

When the model of the screen is changed, the length and width of the screen of different models may be different, so that the correction device needs to be adjusted to adapt to the screen of the next model. In this embodiment, the calibration device includes a first power assembly 81, the first power assembly 81 is disposed on the workbench 1, and an output end of the first power assembly 81 is connected to the moving member 2 in a transmission manner and can drive the moving member 2 to move along the X direction. This setting has improved correcting unit's degree of automation, when changing the screen model, has improved correcting unit's adjustment efficiency.

Further, the calibration device comprises a second power assembly 82, the second power assembly 82 is disposed on the worktable 1, and an output end of the second power assembly 82 is in transmission connection with the third alignment camera 5 and can drive the third alignment camera 5 to move along the X direction. This setting has improved correcting unit's degree of automation, has further improved correcting unit adjustment efficiency.

Furthermore, the correcting device comprises a third power assembly 83, the third power assembly 83 is arranged on the moving member 2, and an output end of the third power assembly 83 is in transmission connection with the second phase alignment camera 4 and can drive the second phase alignment camera 4 to move along the Y direction. The arrangement improves the automation degree of the correcting device and further improves the adjusting efficiency of the correcting device.

Specifically, the third power assembly 83 includes a third base 831, a third power member 832, a screw rod 833 and a slider 834, the moving member 2 is located to the third base 831, the third base 831 is located to the third power member 832, the third base 831 is located in the rotation of the screw rod 833, and the transmission of the third power member 832 is connected, the slider 834 slides along the Y direction and locates the third base 831, the slider 834 is equipped with a threaded hole, the screw rod 833 is arranged in a penetrating manner in the threaded hole, and is in threaded fit with the slider 834, the slider 834 is located in the second phase alignment machine 4. In this embodiment, the structure of the first power assembly 81 is the same as that of the third power assembly 83, and the structure of the second power assembly 82 is the same as that of the third power assembly 83, so that details are not repeated herein.

Alternatively, the second power assembly 82 is slidably disposed on the table 1 along the Y direction. This arrangement allows the third pair of cameras 5 to move in the Y direction. Specifically, the fourth power assembly is disposed on the working table 1, and an output end of the fourth power assembly is connected to the second power assembly 82, and is configured to drive the second power assembly 82 to move along the Y direction. The structure of the fourth power assembly is the same as that of the third power assembly 83, and therefore, the description thereof is omitted.

The correcting device comprises a first support 31, the first support 31 is fixedly arranged on the moving part 2, and the first phase shifter 3 is arranged on the first support 31. The correcting device comprises a second bracket 41, the second bracket 41 is fixed on the slide 834, and the second phase shifter 4 is arranged on the second bracket 41. The correcting device comprises a third bracket 51, the third bracket 51 is arranged at the output end of the second power assembly 82, and the third alignment camera 5 is arranged on the third bracket 51. In this embodiment, the first power assembly 81 includes a linear module, and the output end of the linear module is fixedly connected to the moving member 2. The second power assembly 82 comprises a linear module, the output end of which is fixedly connected with the third bracket 51. In this embodiment, the first limit sensor 62 is disposed on the first bracket 31, and the first limit member 61 is disposed on the second bracket 41. The second limit sensor 72 is provided on the moving member 2, and the second stopper 71 is provided on the third bracket 51.

Wherein, first bolster 63 is the cuboid structure, and first bolster 63 is equipped with first mounting hole 631, and second support 41 is equipped with first installation screw, and first installation screw passes behind first mounting hole 631 spiro union in first installation screw. The first mounting hole 631 is a countersunk hole, and the arrangement is such that the nut of the first mounting screw can be hidden in the first mounting hole 631 to avoid contact with the first camera 3. Wherein, the second bolster 73 is the cuboid structure, and the second bolster 73 is equipped with second mounting hole 731, and the moving member 2 is equipped with second installation screw, and the spiro union is in the second installation screw behind the second mounting hole 731 is passed to the second mounting screw. The second mounting hole 731 is a countersunk hole, and the second mounting hole 731 is configured such that a nut of the second mounting screw can be hidden in the second mounting hole 731 and prevented from contacting the third alignment camera 5.

In order to improve the working efficiency, in this embodiment, the first alignment camera 3, the second alignment camera 4 and the third alignment camera 5 form a calibration assembly, and two calibration assemblies are disposed on the worktable 1 for calibrating two screens at the same time. The setting enables the correcting device to correct the positions of the two screens at a time, and improves the working efficiency. In the same correcting assembly, the first power member of the first power assembly 81 and the second power member of the second power assembly 82 are located on the same side of the moving member 2, and both are far away from the other correcting assembly.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. Correction device, characterized in that it comprises:

a table (1);

the moving piece (2), the moving piece (2) is arranged on the workbench (1) in a sliding manner along the X direction;

a first phase shifter (3) fixed to one end of the moving member (2);

the second alignment camera (4) is arranged on the moving part (2) in a sliding mode along the Y direction and can be close to or far away from the first alignment camera (3), and a connecting line between the second alignment camera (4) and the first alignment camera (3) is parallel to the Y direction;

the third contraposition camera (5) is arranged on the workbench (1) in a sliding mode along the X direction and can be aligned with the second contraposition camera (4) in the X direction; the Y direction is perpendicular to the X direction.

2. The correction device according to claim 1, characterized in that it comprises a first anti-collision assembly (6); the first anti-collision assembly (6) comprises a first limiting part (61) and a first limiting sensor (62), one of the first limiting part (61) and the first limiting sensor (62) is arranged on the first alignment camera (3), and the other one of the first limiting part and the first limiting sensor is arranged on the second alignment camera (4).

3. The calibration device according to claim 2, wherein the first bumper assembly (6) comprises at least one first bumper (63), and at least one first bumper (63) is disposed on a side of the second alignment camera (4) facing the first alignment camera (3).

4. The correcting device according to claim 1, characterized in that the correcting device comprises a second anti-collision assembly (7), the second anti-collision assembly (7) comprises a second limit member (71) and a second limit sensor (72), one of the second limit member (71) and the second limit sensor (72) is arranged on the moving member (2), and the other is arranged on the third alignment camera (5).

5. The correction device according to claim 4, characterized in that the second anti-collision assembly (7) comprises at least one second buffer member (73), at least one second buffer member (73) being provided on the side of the moving member (2) facing the third alignment camera (5).

6. The correcting device of any one of claims 1 to 5, characterized in that the correcting device comprises a first power assembly (81), the first power assembly (81) is arranged on the workbench (1), and the output end of the first power assembly (81) is in transmission connection with the moving member (2) and can drive the moving member (2) to move along the X direction.

7. The calibration device according to any one of claims 1-5, wherein the calibration device comprises a second power assembly (82), the second power assembly (82) is disposed on the worktable (1), and an output end of the second power assembly (82) is in transmission connection with the third alignment camera (5) and can drive the third alignment camera (5) to move along the X direction.

8. The correcting device according to any one of claims 1-5, characterized in that the correcting device comprises a third power assembly (83), the third power assembly (83) is arranged on the moving member (2), and an output end of the third power assembly (83) is in transmission connection with the second alignment camera (4) and can drive the second alignment camera (4) to move along the Y direction.

9. The correcting device according to claim 8, wherein the third power assembly (83) includes a third power member (832), a screw rod (833) and a slider (834), the third power member (832) is disposed on the moving member (2), the screw rod (833) is rotatably disposed on the moving member (2) and is in transmission connection with the third power member (832), the slider (834) is slidably disposed on the moving member (2) along the Y direction, the slider (834) is provided with a threaded hole, the screw rod (833) is disposed in the threaded hole, and the second alignment camera (4) is disposed on the slider (834).

10. The calibration device according to claim 1, wherein the first alignment camera (3), the second alignment camera (4) and the third alignment camera (5) constitute calibration components, and at least two calibration components are arranged on the worktable (1).

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