CN113503860B - Levelness detection jig and levelness detection method - Google Patents
Levelness detection jig and levelness detection method Download PDFInfo
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- CN113503860B CN113503860B CN202111007067.4A CN202111007067A CN113503860B CN 113503860 B CN113503860 B CN 113503860B CN 202111007067 A CN202111007067 A CN 202111007067A CN 113503860 B CN113503860 B CN 113503860B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
Abstract
The levelness detection jig is used for detecting levelness of a plurality of detection positions on a piece to be detected and comprises a jig body, a control panel and a plurality of distance measuring sensors, wherein the control panel and the distance measuring sensors are arranged on the jig body; the jig body is arranged to be positioned on the piece to be detected; the plurality of ranging sensors are positioned on the same horizontal plane and are arranged to measure distances between the plurality of ranging sensors and the corresponding plurality of detection bits; the control panel comprises a controller and is provided with a plurality of indicator lamps, wherein the controller is used for judging whether the measurement data of the plurality of ranging sensors are in a preset range or not, and is used for controlling the indication states of the plurality of indicator lamps according to the judgment result. According to the levelness detection jig and the levelness detection method, levelness of a plurality of detection positions on a piece to be detected can be detected rapidly, a measurement result is accurate, and missing detection is not easy to occur.
Description
Technical Field
The embodiment of the disclosure relates to the technical field of display, in particular to a levelness detection jig and a levelness detection method.
Background
In some technologies, a film layer such as a light emitting layer of an OLED (organic light emitting diode) display panel is formed by an evaporation process. In the vapor deposition process, a vapor deposition machine vapor-deposits a material onto a glass substrate through an evaporation source in a vapor deposition chamber to form a corresponding film layer, the glass substrate is vapor-deposited in a plurality of vapor deposition chambers to form a plurality of required film layers, and the glass substrate is conveyed through a mechanical arm in a conveying chamber.
Some mechanical arms are provided with a plurality of fingers, rubber pads for supporting glass substrates are arranged on the fingers, and all the fingers are required to be kept relatively horizontal, so that the supported glass substrates can be kept on a horizontal plane, otherwise, the mechanical arms cannot stably convey the glass substrates in production, the glass substrates are easy to generate fragments, and serious loss is caused to production. However, the fingers of the mechanical arm are easy to deform when the rubber pads are replaced, so that the rubber pads on all the fingers cannot be kept relatively horizontal, and the levelness of almost all the rubber pads can be detected and calibrated after the rubber pads are replaced, and the following problems exist in the existing detection jig: 1. because of more fingers, the horizontal condition of the rubber pad is required to be measured manually one by one, and the time consumption is long; 2. the deviation of the artificial measurement result is large and cannot be unified; 3. the manual measurement is easy to cause the condition of missing measurement of the individual position, and is not adjusted in time when abnormality exists.
Disclosure of Invention
The embodiment of the disclosure provides a levelness detection jig and a levelness detection method, which can rapidly detect levelness of a plurality of detection positions on a piece to be detected, and have accurate measurement results and are not easy to leak.
The embodiment of the disclosure provides a levelness detection jig for detecting levelness of a plurality of detection positions on a piece to be detected, comprising a jig body, a control panel and a plurality of ranging sensors, wherein the control panel and the ranging sensors are arranged on the jig body; the jig body is arranged to be positioned on the piece to be detected; the plurality of ranging sensors are positioned on the same horizontal plane and are arranged to measure distances between the plurality of ranging sensors and the corresponding plurality of detection bits; the control panel comprises a controller and is provided with a plurality of indicator lamps, wherein the controller is used for judging whether the measurement data of the plurality of ranging sensors are in a preset range or not, and is used for controlling the indication states of the plurality of indicator lamps according to the judgment result.
Optionally, the number of the ranging sensors is set to be the same as the number of the detection bits, and the plurality of ranging sensors are set to correspond to the positions of the plurality of detection bits one by one; the number of the indicator lamps is the same as that of the distance measuring sensors, and the arrangement mode of the indicator lamps is the same as that of the distance measuring sensors.
Optionally, a positioning part is arranged on the jig body, and the positioning part is fixedly connected with a positioning matching part arranged on the piece to be detected.
Optionally, the tool body includes the frame and locates support frame in the frame, a plurality of range finding sensors set up on the frame, control panel sets up on the support frame.
Optionally, the plurality of ranging sensors are disposed on a first side of the jig body, and the control panel is disposed on a second side of the jig body opposite to the first side.
Optionally, the control panel is further provided with a display screen and operation keys, and the display screen is configured to be capable of displaying the preset range.
Optionally, the ranging sensor is a laser ranging sensor, an infrared ranging sensor or an ultrasonic ranging sensor.
The embodiment of the disclosure also provides a method for detecting levelness of a plurality of detection bits on a piece to be detected, which adopts the levelness detection jig of the embodiment of the disclosure for detection and comprises the following steps:
positioning the levelness detection jig on a piece to be detected, so that the plurality of ranging sensors correspond to the positions of a plurality of detection positions on the piece to be detected one by one;
the plurality of ranging sensors measuring distances from the corresponding plurality of detection bits;
the controller judges whether the measured data of the plurality of ranging sensors are in a preset range or not;
if the measurement data of the ranging sensor is in the preset range, the controller controls one indicator lamp corresponding to the ranging sensor to be in a first indication state;
and if the measurement data of the ranging sensor is not in the preset range, the controller controls one indicator lamp corresponding to the ranging sensor to be in a second indicator state.
Optionally, when the indicator light is in the first indication state, the indicator light displays a first color; and when the indicator lamp is in a second indication state, the indicator lamp displays a second color.
Optionally, the positioning the levelness detection jig on the to-be-detected piece includes:
providing one or more positioning blocks, wherein the positioning blocks are provided with a first connecting part and a second connecting part;
the first connecting part of the positioning block is fixedly connected with the positioning matching part arranged on the to-be-detected piece, and the second connecting part of the positioning block is fixedly connected with the positioning part arranged on the levelness detection jig.
According to the levelness detection jig disclosed by the embodiment of the disclosure, the distance between the plurality of detection bits corresponding to the piece to be detected can be measured through the plurality of set ranging sensors, whether the measurement data of the plurality of ranging sensors are in the preset range is judged through the controller, and the indication state of the plurality of indicator lamps is controlled by the controller according to the judgment result, so that whether the measurement data of the ranging sensors are in the preset range can be indicated by controlling different indication states of one indicator lamp corresponding to the ranging sensors, when the measurement data of one (or more) ranging sensors are not in the preset range, one (or more) indicator lamp corresponding to the one (or more) ranging sensors can be in the indication state when the measurement data of the one (or more) ranging sensors are not in the preset range, and the levelness of one (or more) detection bits corresponding to the one (or more) ranging sensors can be adjusted. Therefore, the levelness detection jig of the embodiment of the disclosure can realize rapid detection of the levelness of a plurality of detection positions on the piece to be detected, the measurement result is visual, the abnormal detection positions are convenient to adjust, the levelness is detected by adopting a distance measuring sensor to measure the distance, and the measurement result is accurate and is not easy to leak.
Drawings
The accompanying drawings are included to provide a further understanding of the disclosed embodiments and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain, without limitation, the disclosed embodiments. The shapes and sizes of the components in the drawings do not reflect true proportions, and are intended to illustrate the present disclosure only.
FIG. 1 is a schematic top view of some robots with glass substrates received;
FIG. 2a is a schematic top view of a second arm of the robot of FIG. 1;
FIG. 2b is a schematic diagram of a front view of the second arm of FIG. 2 a;
FIG. 2c is a schematic side view of the second arm of FIG. 2 a;
FIG. 3a is a schematic top view of a levelness detection fixture according to some exemplary embodiments;
FIG. 3b is a schematic bottom view of the levelness detecting tool of FIG. 3 a;
FIG. 4 is a schematic perspective view of the levelness detecting jig of FIG. 3a under a first view angle;
FIG. 5 is a schematic perspective view of the levelness detecting jig of FIG. 3a under a second view angle;
FIG. 6 is a schematic diagram illustrating an installation manner of the levelness detecting tool of FIG. 3a and the second arm of FIG. 1;
fig. 7 is a schematic diagram of an installation structure of the levelness detection fixture of fig. 3a and the second arm of fig. 1, and a schematic diagram of a control panel of the levelness detection fixture when all the indicator lamps are in a first indication state;
fig. 8 is a schematic diagram of the mounting structure of the levelness detection fixture of fig. 3a and the second arm of fig. 1, and a schematic diagram of the structure of the control panel of the levelness detection fixture when two indicator lamps are in the second indication state.
The reference numerals are: 10. the detection jig comprises a detection jig body, a detection jig 11, a jig body, a detection jig 12, a control panel, a detection jig 13, a ranging sensor 14, a positioning block 111, a positioning part 112, a frame 113, a support frame 122, an indicator lamp 123, a display screen 124, an operation key 125, a battery base 141, a first connecting part 142 and a second connecting part; 20. the robot comprises a mechanical arm (21), a first arm (22), a second arm (23), fingers (24), a rubber pad (25), a positioning matching part (231) and an extension part.
Detailed Description
It will be understood by those skilled in the art that modifications and equivalents may be made to the disclosed embodiments without departing from the spirit and scope of the disclosed embodiments, which are intended to be encompassed by the scope of the claims of the present disclosure.
As shown in fig. 1, 2a, 2b and 2c, fig. 1 is a schematic top view structure of some mechanical arms when glass substrates are received, fig. 2a is a schematic top view structure of a second arm of the mechanical arms of fig. 1, fig. 2b is a schematic front view structure of the second arm of fig. 2a, and fig. 2c is a schematic side view structure of the second arm of fig. 2a, the mechanical arm 20 includes a first arm 21 and a second arm 22 which are symmetrically arranged, a plurality of fingers 23 are arranged on the first arm 21 and the second arm 22, a plurality of fingers 23 on each arm can be arranged along a length direction of the arm, each finger 23 can extend along a length direction perpendicular to the arm, each finger 23 is independently mounted on the arm through a resin screw, and a rubber pad 24 for receiving the glass substrates is mounted on each finger 23. Two fingers 23 on each arm at both ends may be provided with one or more (two in the example of fig. 1) extensions 231, each extension 231 extending in a direction perpendicular to the length of the finger 23 and having rubber pads 24 at the extension ends. When the robot arm 20 carries the glass substrate, all the fingers 23 are required to be kept on the same horizontal plane, so that the supporting surfaces of the rubber pads 24 on all the fingers 23 are on the same horizontal plane, and the glass substrate can be kept on the horizontal plane, so that the glass substrate can be stably and accurately carried. The rubber pad 24 is a consumable product, and is periodically replaced, deformation of the finger 23 is easily caused manually during replacement of the rubber pad 24, and most of deformation is caused by downward inclination (caused by downward pressing during replacement of the rubber pad 24), so that the finger 23 is measured one by using a jig marked with a length, and if position deviation is found, the adjustment is performed, but the following problems exist: 1. because the number of the fingers 23 is large, the horizontal condition of the fingers 23 is required to be measured manually one by one, and the time consumption is long; 2. the deviation of the artificial measurement result is large and cannot be unified; 3. the manual measurement is easy to cause the condition of missing measurement of the individual position, and is not adjusted in time when abnormality exists.
The embodiment of the disclosure provides a levelness detection jig for detecting levelness of a plurality of detection positions on a piece to be detected. In some exemplary embodiments, as shown in fig. 3a, 3b, 4 and 5, fig. 3a is a schematic top view structure of a levelness detection jig of some exemplary embodiments, fig. 3b is a schematic bottom view structure of the levelness detection jig of fig. 3a, fig. 4 is a schematic perspective view of the levelness detection jig of fig. 3a at a first viewing angle, and fig. 5 is a schematic perspective view of the levelness detection jig of fig. 3a at a second viewing angle, wherein the levelness detection jig 10 includes a jig body 11, and a control panel 12 and a plurality of ranging sensors 13 provided on the jig body 11; the jig body 11 is arranged to be positioned on the member to be detected; the plurality of ranging sensors 13 are located on the same horizontal plane and are arranged to measure distances with the corresponding plurality of detection bits; the control panel 12 includes a controller configured to judge whether the measurement data of the plurality of ranging sensors 13 is within a preset range and to control the indication states of the plurality of indication lamps 122 according to the judgment result, and is provided with a plurality of indication lamps 122.
According to the levelness detection jig of the embodiment of the disclosure, the distance between the plurality of detection bits corresponding to the piece to be detected can be measured by the plurality of set ranging sensors 13, whether the measurement data of the plurality of ranging sensors 13 are in the preset range is judged by the controller, and the indication state of the plurality of indicator lamps 122 is controlled by the controller according to the judgment result, so that whether the measurement data of the ranging sensors 13 are in the preset range can be indicated by controlling different indication states of one indicator lamp 122 corresponding to the ranging sensors 13, when the measurement data of one (or more) ranging sensors 13 are not in the preset range, one (or more) indicator lamps 122 corresponding to the one (or more) ranging sensors 13 can be in the indication state when the measurement data of the one (or more) ranging sensors 13 are not in the preset range, and the levelness of the one (or more) ranging sensors can be adjusted. Therefore, the levelness detection jig 10 of the embodiment of the disclosure can realize rapid detection of the levelness of a plurality of detection positions on a piece to be detected, the measurement result is visual, the abnormal detection positions are convenient to adjust, the levelness is detected by adopting the distance measurement sensor 13 to measure the distance, and the measurement result is accurate and is not easy to leak.
In some exemplary embodiments, as shown in fig. 4 and 5, the number of the ranging sensors 13 is set to be the same as the number of the detection bits, and the plurality of ranging sensors 13 are set to correspond one-to-one to the positions of the plurality of detection bits, so that one ranging sensor 13 can measure the distance between the ranging sensor 13 and a corresponding one of the detection bits.
As shown in fig. 4 and 5, the number of the indicator lamps 122 and the number of the ranging sensors 13 may be the same, and the arrangement of the plurality of indicator lamps 122 may be the same as that of the plurality of ranging sensors 13, so that the measurement result (i.e., whether the measurement data is within a preset range) of each ranging sensor 13 may be reflected by the indication state of a corresponding one of the indicator lamps 122. When the measurement result of one (or more) ranging sensor 13 is abnormal (i.e. the measurement data is not within the preset range), the one (or more) indicator lamp 122 corresponding to the one (or more) ranging sensor 13 will be in an indication state when not within the preset range, so that the detection position of the abnormal detection result can be quickly found out, and the levelness of the corresponding one (or more) detection position can be adjusted. As shown in fig. 5, the number of the ranging sensors 13 is illustratively 22, wherein 7 are disposed on both long sides of the rectangular frame 112, 4 are disposed on both short sides, and the 22 ranging sensors 13 enclose a rectangle. As shown in fig. 4, correspondingly, 22 indicator lamps 122 are disposed on the control panel 12, the control panel 12 is rectangular, the control panel 12 includes a first side and a second side disposed opposite to each other, and a third side and a fourth side disposed opposite to each other, the first side and the second side are parallel to two long sides of the rectangular frame 112, and the third side and the fourth side are parallel to two short sides of the rectangular frame 112. 7 indicator lamps 122 are arranged at the first side edge and the second side edge of the control panel 12, and 4 indicator lamps 122 are arranged at the third side edge and the fourth side edge. The indication states of the plurality of indication lamps 122 at each side of the control panel 12 correspondingly reflect the measurement results of the plurality of ranging sensors 13 on the rectangular frame 112 near the side.
In some exemplary embodiments, as shown in fig. 5, the fixture body 11 is provided with a positioning portion 111, and the positioning portion 111 is fixedly connected with a positioning mating portion provided on the to-be-detected member. Like this, through the location portion 111 of tool body 11 and the location cooperation portion fixed connection of waiting to detect the piece, can fix a position and fix tool body 11 wait to detect on the piece, can guarantee the quick accurate counterpoint of a plurality of range finding sensors 13 with a plurality of detection positions.
In some exemplary embodiments, as shown in fig. 4 and 5, the jig body 11 may include a frame 112 and a supporting frame 113 provided in the frame 112, the plurality of ranging sensors 13 may be provided on the frame 112, and the control panel 12 may be provided on the supporting frame 113. The jig body 11 can be made of aluminum, can be hollow, can be internally provided with a circuit for connecting the ranging sensor 13 and the control panel 12, and plays a role in signal transmission.
In some exemplary embodiments, as shown in fig. 4 and 5, the plurality of ranging sensors 13 may be disposed on a first side of the jig body 11, and the control panel 12 may be disposed on a second side of the jig body 11 opposite to the first side. Illustratively, during the inspection, the operator may face the first side of the jig body 11, so that the control panel 12 may be conveniently operated and the plurality of ranging sensors 13 may be conveniently measured.
In some exemplary embodiments, as shown in fig. 4, the control panel 12 may further be provided with a display screen 123 and operation keys 124, and the display screen 123 is configured to be able to display the preset range. Illustratively, the operation key 124 may include a power key, a start-stop key, a reset key, a value increase-decrease key, and the like, and the display screen 123 may be an LED display screen. The control panel 12 is internally provided with a battery, the battery can be mounted on a battery base 125, and the battery base 125 is arranged on the side surface of the control panel 12 facing away from the display screen 123.
In some exemplary embodiments, the ranging sensor may be a laser ranging sensor, an infrared ranging sensor, an ultrasonic ranging sensor, or the like. For example, the laser ranging sensor can emit downward laser perpendicular to the jig body, and the target distance can be measured through reflection and reception, and the measurement accuracy can reach 0.01mm.
In some exemplary embodiments, as shown in fig. 1, all the rubber pads 24 of the mechanical arm illustrated in fig. 1 enclose a rectangular shape, 7 rubber pads 24 are disposed on each long side of the rectangle, and the 7 rubber pads 24 are disposed on the fingers 23, so that detection is required, 6 rubber pads 24 are disposed on each short side of the rectangle, and the middle 2 rubber pads 24 are not easy to deform because they are directly disposed on the arm, so that detection is not required for the middle 2 rubber pads 24, so that detection is required for the rubber pads 24 on the mechanical arm 20: 7 rubber pads 24 per long side and 4 rubber pads 24 per short side of the rectangle, 22 rubber pads 24 in total. In this example, the mechanical arm illustrated in fig. 1 is a piece to be detected, and the support surfaces (surfaces for supporting the glass substrate) of the 22 rubber pads 24 to be detected on the mechanical arm are detection positions, that is, 22 detection positions. As shown in fig. 4 and 5, in the levelness detection jig 10 according to the embodiment of the disclosure, the overall outline of the jig body 11 is rectangular, and the frame 112 of the jig body 11 may be rectangular. The number of the ranging sensors 13 is set to be the same as the number of the detection bits, that is, 22 ranging sensors 13 are set, wherein 7 ranging sensors 13 are set on each long side of the rectangular frame 112, 4 ranging sensors 13 are set on each short side, and the positions of 22 ranging sensors 13 are in one-to-one correspondence with the positions of 22 detection bits.
In detecting the levelness of 22 detection bits of the robot arm 20 illustrated in fig. 1, the levelness detection jig 10 illustrated in fig. 4 and 5 may be first mounted on the robot arm 20 illustrated in fig. 1 to perform positioning, so that the positions of 22 ranging sensors 13 are in one-to-one correspondence with the positions of 22 detection bits. As shown in fig. 6, the installation mode of the levelness detection jig illustrated in fig. 4 and 5 and the second arm in fig. 1 is schematically shown, the first arm of the mechanical arm is not shown in fig. 6, and two extending portions on one finger at one end of the second arm are not shown, two positioning matching portions 25 may be disposed on the first arm and the second arm 22 of the mechanical arm 20, four positioning portions 111 are correspondingly disposed on the levelness detection jig 10, each positioning matching portion 25 may be fixedly connected with a corresponding one of the positioning portions 111 (shown in fig. 5) of the levelness detection jig 10 through one positioning block 14, and after the levelness detection jig 10 is installed on the mechanical arm 20, positions of 22 ranging sensors 13 and 22 detection positions are in one-to-one correspondence.
Illustratively, as shown in fig. 6, the positioning block 14 may be provided with a first connecting portion 141 and a second connecting portion 142, where the first connecting portion 141 of the positioning block 14 is fixedly connected to the positioning mating portion 25 on the robot arm 20, and the second connecting portion 142 of the positioning block 14 is fixedly connected to the positioning portion 111 (shown in fig. 5) on the levelness detection jig 10. Each positioning and matching part 25 may include two first positioning holes, the first connecting part 141 includes two first positioning posts, each first positioning hole is in plug-in fit with a corresponding first positioning post, the second connecting part 142 includes a second positioning post, and the positioning part 111 includes a second positioning hole, where the second positioning post is in plug-in fit with the second positioning hole.
Illustratively, after the levelness detection jig 10 is mounted on the robot arm 20, the jig body 11 is horizontally fixed on the robot arm 20, and the 22 ranging sensors 13 are in one-to-one correspondence with the positions of the 22 detection positions and keep a certain distance. Then, pressing the power button of the control panel 12 starts the working interface, the LED display 123 displays numbers, the number displayed on the left display 123 is a lower limit value of the preset range, the number displayed on the right display 123 is an upper limit value of the preset range, the left and right switching can be performed by the switching key, the addition and subtraction of the upper limit value and the lower limit value can be performed by the number increasing and decreasing key, and the zero clearing can be performed by the reset key. When the upper limit value and the lower limit value of the preset range are set, it should be understood that the preset range of the finger of the mechanical arm at the normal position is set assuming that the preset range is 5mm to 6mm, and after the setting is completed, the start-stop button is pressed to start the detection, and then the 22 ranging sensors 13 can simultaneously detect the distances between the corresponding 22 detection positions. The controller determines whether the measurement data of the 22 ranging sensors 13 is within a preset range. For example, when the measurement data of the ranging sensor 13 is within the preset range, the indicator light 122 corresponding to the ranging sensor 13 on the control panel 12 is displayed green to indicate normal, if all the indicator lights 122 are displayed green, it is indicated that all the measurement data of the ranging sensor 13 are within the preset range, all the detection bits have the same levelness (i.e. all the detection bits are on the same horizontal plane), as shown in fig. 7, fig. 7 is a schematic diagram of the installation structure of the levelness detection fixture 10 illustrated in fig. 4 and 5 and the second arm 22 in fig. 1, and a schematic diagram of the structure of the control panel 12 of the levelness detection fixture 10 when all the indicator lights 122 are in the first indication state (fig. 7 does not show the first arm of the mechanical arm and does not show two extension parts on one finger at one end of the second arm); when the measurement data of the ranging sensor 13 is not within the preset range, the indicator lamps 122 corresponding to the ranging sensor 13 on the control panel 12 are displayed in red to indicate an abnormality, as shown in fig. 8, fig. 8 is a schematic diagram of the installation structure of the levelness detection fixture 10 of fig. 3a and the second arm 22 of fig. 1, and a schematic diagram of the structure of the control panel 12 of the levelness detection fixture 10 when two indicator lamps 122 are in the second indication state (fig. 8 does not show the first arm of the mechanical arm and does not show two extension parts on one finger of one end of the second arm), at this time, the 3 rd and 6 th indicator lamps 122 on the left side are displayed in red, and the positions of the 3 rd and 6 th fingers 23 on the side are offset, and should be adjusted, and after the offset position adjustment is completed, the detection should be repeated until all indicator lamps 122 are green.
The levelness detection jig 10 of the embodiment of the disclosure can be used for rapidly detecting the levelness of the plurality of rubber pads 24 on the mechanical arm 20, and can be used for simultaneously detecting all detection positions, so that the detection speed is high, the detection references are consistent, the high detection precision is ensured, and no missing detection occurs; the detection result is visually displayed by the indicator lamp 122, so that the adjustment and re-detection confirmation of the abnormal detection position can be directly carried out; the detection result and the parameter input can be operated on the control panel 12, so that the data is convenient to process in a centralized manner. By adopting the levelness detection jig 10 and the levelness detection method of the embodiment of the disclosure, the plurality of rubber pads 24 on the mechanical arm 20 can be ensured to keep the same levelness, so that the alignment precision of the glass substrate after entering the evaporation chamber can be improved, the risk of fragments is reduced, the downtime is reduced, the product quality is ensured, and the productivity is effectively ensured.
Based on the foregoing, the embodiment of the present disclosure further provides a method for detecting levelness of a plurality of detection positions on a piece to be detected, where the detecting method for detecting levelness by using the levelness detection tool according to the embodiment of the present disclosure includes:
positioning the levelness detection jig on a piece to be detected, so that the plurality of ranging sensors correspond to the positions of a plurality of detection positions on the piece to be detected one by one;
the plurality of ranging sensors measuring distances from the corresponding plurality of detection bits;
the controller judges whether the measured data of the plurality of ranging sensors are in a preset range or not;
if the measurement data of the ranging sensor is in the preset range, the controller controls one indicator lamp corresponding to the ranging sensor to be in a first indication state;
and if the measurement data of the ranging sensor is not in the preset range, the controller controls one indicator lamp corresponding to the ranging sensor to be in a second indicator state.
In some exemplary embodiments, the indicator light displays a first color (such as green) when the indicator light is in a first indicating state; when the indicator light is in the second indication state, the indicator light displays a second color (such as red).
In some exemplary embodiments, positioning the levelness detection jig on a piece to be detected includes: providing one or more positioning blocks, wherein the positioning blocks are provided with a first connecting part and a second connecting part; the first connecting part of the positioning block is fixedly connected with the positioning matching part arranged on the to-be-detected piece, and the second connecting part of the positioning block is fixedly connected with the positioning part arranged on the levelness detection jig.
In the drawings, the size of constituent elements, thicknesses of layers, or regions may be exaggerated for clarity. Accordingly, embodiments of the present disclosure are not necessarily limited to this dimension, and the shape and size of each component in the drawings do not reflect the true scale. Furthermore, the figures schematically illustrate some examples, and embodiments of the present disclosure are not limited to the shapes or values illustrated in the figures.
In the description herein, "parallel" refers to a state in which two straight lines form an angle of-10 ° or more and 10 ° or less, and thus includes a state in which the angle is-5 ° or more and 5 ° or less. The term "perpendicular" refers to a state in which the angle formed by two straight lines is 80 ° or more and 100 ° or less, and thus includes a state in which the angle is 85 ° or more and 95 ° or less.
In the description herein, the positional or positional relationship indicated by the terms "upper", "lower", "left", "right", "top", "inner", "outer", "axial", "four corners", and the like are based on the positional or positional relationship shown in the drawings, and are merely for convenience in describing the embodiments of the present disclosure, and are not indicative or implying that the structure referred to has a specific orientation, is configured and operated in a specific orientation, and thus is not to be construed as limiting the present disclosure.
In the description herein, unless explicitly stated and limited otherwise, the terms "connected," "fixedly connected," "mounted," "assembled" and "mounted" are to be construed broadly, and may be, for example, fixedly connected, or detachably connected, or integrally connected; the terms "mounted," "connected," "fixedly connected," and "coupled" may be directly connected, indirectly connected through intervening media, or in communication between two elements. The meaning of the above terms in the embodiments of the present disclosure may be understood by those of ordinary skill in the art as appropriate.
Claims (8)
1. The utility model provides a levelness detection tool for detect the levelness of a plurality of detection positions on treating the piece that detects, its characterized in that: the device comprises a jig body, a control panel and a plurality of ranging sensors, wherein the control panel and the ranging sensors are arranged on the jig body;
the jig body is arranged to be positioned on the to-be-detected piece, a positioning part is arranged on the jig body, and the positioning part is fixedly connected with a positioning matching part arranged on the to-be-detected piece; the part to be detected is a mechanical arm, a plurality of fingers are arranged on the mechanical arm, and the plurality of detection positions are positioned on the plurality of fingers;
the plurality of ranging sensors are positioned on the same horizontal plane and are arranged to measure distances between the plurality of ranging sensors and the corresponding plurality of detection bits; the number of the ranging sensors is set to be the same as the number of the detection bits, and the plurality of ranging sensors are set to correspond to the positions of the plurality of detection bits one by one; the distance measuring sensor is a laser distance measuring sensor, an infrared distance measuring sensor or an ultrasonic distance measuring sensor;
the control panel comprises a controller and is provided with a plurality of indicator lamps, wherein the controller is used for judging whether the measurement data of the plurality of ranging sensors are in a preset range or not, and is used for controlling the indication states of the plurality of indicator lamps according to the judgment result.
2. The levelness detection jig of claim 1, wherein: the number of the indicator lamps is the same as that of the distance measuring sensors, and the arrangement mode of the indicator lamps is the same as that of the distance measuring sensors.
3. The levelness detection jig of claim 1, wherein: the jig body comprises a frame and a supporting frame arranged in the frame, wherein a plurality of distance measuring sensors are arranged on the frame, and a control panel is arranged on the supporting frame.
4. The levelness detection jig of claim 1, wherein: the plurality of ranging sensors are arranged on a first side surface of the jig body, and the control panel is arranged on a second side surface of the jig body opposite to the first side surface.
5. The levelness detection jig of claim 1, wherein: the control panel is also provided with a display screen and operation keys, and the display screen is arranged to be capable of displaying the preset range.
6. A method of detecting levelness of a plurality of detection bits on a part to be detected, characterized by: detecting with the levelness detection jig according to any one of claims 1 to 5, comprising:
positioning the levelness detection jig on a piece to be detected, so that the plurality of ranging sensors correspond to the positions of a plurality of detection positions on the piece to be detected one by one;
the plurality of ranging sensors measuring distances from the corresponding plurality of detection bits;
the controller judges whether the measured data of the plurality of ranging sensors are in a preset range or not;
if the measurement data of the ranging sensor is in the preset range, the controller controls one indicator lamp corresponding to the ranging sensor to be in a first indication state;
and if the measurement data of the ranging sensor is not in the preset range, the controller controls one indicator lamp corresponding to the ranging sensor to be in a second indicator state.
7. The method of detecting levelness of a plurality of detection bits on a part to be detected according to claim 6, wherein: when the indicator lamp is in a first indication state, the indicator lamp displays a first color; and when the indicator lamp is in a second indication state, the indicator lamp displays a second color.
8. The method of detecting levelness of a plurality of detection bits on a part to be detected according to claim 6, wherein: the levelness detection jig is positioned on a piece to be detected, and comprises:
providing one or more positioning blocks, wherein the positioning blocks are provided with a first connecting part and a second connecting part;
the first connecting part of the positioning block is fixedly connected with the positioning matching part arranged on the to-be-detected piece, and the second connecting part of the positioning block is fixedly connected with the positioning part arranged on the levelness detection jig.
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