A double-component glue mixing and curing degree detection device and method for crystal bar bonding

Abstract

The application discloses a kind of crystal bar bonding with two-component glue mixing and solidification degree detection equipment and method, belong to glue mixing and solidification detection technical field, including gluing unit, detection unit, detection unit includes moving platform seat, online detection table, offline detection table, micro storage library, detection main part and sample box;Mixed glue is dropped in sample box by gluing unit, sample box is transported from online detection table to offline detection table by detection main part, and sample box is stored in micro storage library in offline detection table;Detection main part includes six-axis industrial robot, glue insertion depth acquisition and sample box grabbing assembly, glue insertion depth acquisition and sample box grabbing assembly are connected with computer, and computer calculates the mixing degree and solidification degree of glue sample according to the insertion depth obtained.The application realizes the online and offline double detection of the mixing degree and solidification degree of two-component AB mixed glue, avoids artificial detection misjudgment and omission, and improves detection efficiency and accuracy.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of glue mixing and curing detection, and particularly relates to a double-component glue mixing and curing degree detection equipment and method for crystal bar bonding. BACKGROUND

[0002] In the process of cutting crystal bar by diamond wire, first, double-component AB mixed glue, i.e., epoxy resin AB glue, is used for bonding between the crystal bar and the support plate and between the support plate and the material seat; then, the crystal bar is precisely cut; the double-component AB mixed glue is widely used in the cutting process of photoelectric, solar monocrystalline silicon, polycrystalline silicon, semiconductor and the like; the double-component AB mixed glue has the advantages of low cost, high efficiency, easy operation, no pollution and low energy consumption; since the finished product after bonding between the crystal bar and the support plate and between the support plate and the material seat is inconvenient to detect after curing in the static library, in order to ensure the firm connection of the crystal bar and the support plate and the support plate and the material seat in the cutting process, it is necessary to check and confirm the bonding result in advance, i.e., to judge whether the mixing degree and curing degree of the double-component AB mixed glue are qualified. In the existing production process, the detection method is artificial detection, which is prone to misjudgment and omission, resulting in inaccurate detection results and being unable to accurately calculate the mixing degree and curing degree of the double-component AB mixed glue, i.e., the mixing condition and curing degree of the AB glue; the unqualified mixing degree and curing degree of the double-component AB mixed glue cannot be avoided, resulting in problems in batches in the production process. How to detect the double-component AB mixed glue and ensure that the mixing degree and curing degree of the double-component AB mixed glue are qualified to achieve accurate detection has become a problem to be solved; therefore, it is necessary to develop a double-component glue mixing and curing degree detection equipment and method for crystal bar bonding to solve the above problems. SUMMARY

[0003] The application is aimed at the above problems and the deficiencies of the prior art, and provides a double-component glue mixing and curing degree detection equipment and method for crystal bar bonding.

[0004] To achieve the above object, the application adopts the following technical scheme.

[0005] The double-component glue mixing and curing degree detection equipment and method for crystal bar bonding provided by the application comprises a glue coating unit and a detection unit, the glue coating unit is used in cooperation with the detection unit to provide double-component AB mixed glue to be detected for the detection unit; the detection unit comprises a moving platform seat, a glue sample preparation and online detection table, an offline detection table, a micro storage library, a detection main part and a sample box, and the glue sample preparation and online detection table, the offline detection table, the micro storage library and the detection main part are all arranged on the moving platform seat.

[0006] The glue sample making and online detection station comprises an XY moving workbench and a single sample box tray, one end of the XY moving workbench is fixedly connected to the moving platform seat, the main body of the XY moving workbench extends outside the moving platform seat and is located below the glue applying unit, the single sample box tray is connected to the XY moving workbench, and the single sample box tray is used for placing sample boxes; the mixed glue is dropped by the glue applying unit into the sample boxes on the single sample box tray to complete the glue sample making.

[0007] The detection main part is used for carrying the sample boxes with glue samples from the glue sample making and online detection station to the offline detection station, the offline detection station is used in cooperation with the micro storage library, and the sample boxes with glue samples are stored in the micro storage library by the offline detection station.

[0008] The detection main part comprises a six-axis industrial robot and a glue insertion depth acquisition and sample box grabbing assembly, the glue insertion depth acquisition and sample box grabbing assembly is connected to the front end of the mechanical arm of the six-axis industrial robot, is used for grabbing and carrying the sample boxes, and is used for measuring the glue samples in the sample boxes on the glue sample making and online detection station and the offline detection station to acquire the insertion depth of the glue samples; the glue insertion depth acquisition and sample box grabbing assembly is connected to a computer, and the computer calculates the mixed degree and the curing degree of the glue samples according to the insertion depth.

[0009] Further, the glue insertion depth acquisition and sample box grabbing assembly comprises a mounting plate, one end of the mounting plate is connected to the front end of the mechanical arm of the six-axis industrial robot, the other end of the mounting plate is provided with a telescopic air cylinder, a vacuum chuck, a probe, a spring and a micro displacement sensor, the telescopic air cylinder and the vacuum chuck are fixedly connected to the other end of the mounting plate, the probe is integrally connected with the micro displacement sensor through the spring and is installed on the telescopic air cylinder, and the micro displacement sensor is electrically connected with the computer; the micro displacement sensor is used for measuring the displacement of the probe when the probe is inserted into the glue sample to acquire the insertion depth of the probe inserted into the glue sample.

[0010] Further, the offline detection station comprises a trapezoidal support frame, the trapezoidal support frame is fixed to the moving platform seat, and the trapezoidal support frame is provided with a guide cam and a multi-sample box tray; the trapezoidal support frame limits the multi-sample box tray placed on the trapezoidal support frame through the guide cam, the multi-sample box tray is used for placing a plurality of sample boxes with glue samples, and a plurality of photoelectric sensors are arranged on the bottom of the multi-sample box tray.

[0011] Further, the moving platform seat below the trapezoidal support frame is provided with a pushing mechanism and a slide hole, one part of the pushing mechanism is fixedly connected to the bottom surface of the moving platform seat, and the other part of the pushing mechanism passes through the slide hole and is detachably connected with the multi-sample box tray.

[0012] Further, the pushing mechanism comprises a slide rail cylinder, a pneumatic slide, a lifting cylinder, and a traction pin. The slide rail cylinder is fixed beside the slide hole on the bottom surface of the moving platform base. The lower part of the pneumatic slide is slidably connected to the slide rail cylinder. The upper part of the pneumatic slide penetrates through the slide hole and is exposed above the moving platform base. The lifting cylinder is connected to the upper part of the pneumatic slide. The traction pin is connected to the lifting end of the lifting cylinder. The traction pin is detachably connected with the traction block through cooperation.

[0013] Further, the micro storage is arranged opposite to the offline detection table. The micro storage comprises a library top plate, a library cover plate, a library storage space, and a library position lifting control mechanism. The lower part of the library position lifting control mechanism is fixed on the moving platform base. The library storage space is connected to the library position lifting control mechanism. The top part of the library position lifting control mechanism is connected to the library top plate. Under the control of the library position lifting control mechanism, the library storage space can reciprocate up and down below the library top plate. The two sides of the library top plate are connected to the library cover plate. The bottom of the library cover plate is fixedly connected to the moving platform base. The entry of the library storage space is arranged opposite to the multi-sample box tray on the trapezoidal support frame.

[0014] Further, the library position lifting control mechanism comprises an electric motor, a synchronous belt transmission mechanism, a lead screw, a lead screw nut, and a linear guide rail. The electric motor and the synchronous belt transmission mechanism are fixed on the bottom surface of the moving platform base. The power output end of the electric motor is connected to the synchronous belt transmission mechanism. The synchronous belt transmission mechanism is connected to the lead screw. The lead screw penetrates through the moving platform base and is vertically arranged above the moving platform base. The lead screw nut is connected to the lead screw. The lead screw nut is fixedly connected to the library storage space. The linear guide rail is connected to the lead screw nut. The two ends of the linear guide rail are fixedly connected to the library top plate and the moving platform base.

[0015] Further, an empty sample box tray is arranged above the library top plate. A slide rail is mounted between the empty sample box tray and the library top plate. The slide rail is fixedly connected to the library top plate. The empty sample box tray is slidably connected to the slide rail. The empty sample box tray is used for storing a plurality of sample boxes without glue dripping.

[0016] Further, the glue applying unit comprises a glue applying robot and a double-portion glue gun. The double-portion glue gun is fixed to the glue applying robot.

[0017] Further, the moving platform base is further provided with a sample discarding box.

[0018] Further, a protective cover is arranged on the XY moving workbench. An opening is arranged on the protective cover. The size of the opening is greater than the size of the single sample box tray.

[0019] In addition, the application provides a double-component glue mixing and curing degree detection method for crystal bar bonding, which is implemented by using the double-component glue mixing and curing degree detection device for crystal bar bonding. The method comprises the following steps:

[0020] Step one, glue sample preparation: the empty sample box is grabbed and carried to the single sample box tray connected to the XY moving workbench by the glue insertion depth acquisition and sample box grabbing assembly driven by the six-axis industrial robot, then the position of the single sample box tray is adjusted by the XY moving workbench, the sample box is moved to the lower side of the glue coating unit, and the measured two-component AB mixed glue is dropped in the sample box by the glue coating unit;

[0021] Step two, calibration reference setting: the glue insertion depth acquisition and sample box grabbing assembly is moved above the marble calibration block by the six-axis industrial robot, then the probe is pressed to the marble calibration block by controlling the action of the telescopic cylinder; when the pressure of the telescopic cylinder reaches 0.1 MPa, it stops, the reference displacement of the probe at this time is recorded by the micrometer displacement sensor, and this displacement value is set to 100;

[0022] Step three, calibration step: the probe is moved above the sample box by the six-axis industrial robot, and the probe is quickly inserted into the glue sample in the sample box by controlling the action of the telescopic cylinder; when the pressure of the telescopic cylinder reaches 0.1 MPa, it stops, the displacement amount of the probe is recorded by the micrometer displacement sensor, and the displacement amount is recorded at the time points of 30 minutes, 2 hours and 10 hours after the glue sample is made, and a calibration control table is made;

[0023] Step four, detection step: the measured glue sample is measured by using the calibrated probe, the probe is inserted into the measured glue sample under the same conditions by the cooperation of the six-axis industrial robot and the telescopic cylinder; when the pressure of the telescopic cylinder reaches 0.1 MPa, it stops, the displacement amount of the probe is obtained and transmitted to the computer, and the corresponding insertion depth difference ΔS is calculated according to the displacement amount, and whether the mixing degree and curing degree of the glue sample are qualified is judged by querying the calibration control table.

[0024] Further, the calculation method of the insertion depth difference ΔS is: the theoretical total displacement S1 of the probe from complete extension to complete compression is set to 2.5 mm, S1 is divided into 100 parts, the displacement amount S2 of the probe corresponding to the measured glue sample is measured, and then ΔS = (S1 - S2) / (S1 / 100) is calculated according to the formula;

[0025] Wherein, the closer the calculated ΔS value is to the value in the calibration control table, the closer the glue sample is to the standard sample, and the mixing degree and curing degree meet the requirements, that is, the glue sample is qualified; the greater the difference between the ΔS values, the greater the deviation of the glue sample from the standard sample, and the mixing degree and curing degree do not meet the requirements, that is, the glue sample is unqualified.

[0026] Compared with the prior art, the beneficial effects of the present application are as follows:

[0027] The present application realizes the online and offline double detection of the mixing degree and curing degree of the two-component AB mixed glue through the automatic production of the glue sample and the utilization of the glue insertion depth acquisition technology, avoids the misjudgment and omission of the manual detection, improves the detection efficiency and accuracy, simultaneously realizes the batch and time period detection through the micro storage library, and ensures the reliability of the detection result. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 It is a whole structure schematic view of the two-component glue mixing and curing degree detection equipment for crystal bar bonding;

[0029] Figure 2 It is a three-dimensional structure schematic view of the detection unit of the two-component glue mixing and curing degree detection equipment for crystal bar bonding;

[0030] Figure 3 It is a three-dimensional structure schematic view of the detection unit of the two-component glue mixing and curing degree detection equipment for crystal bar bonding;

[0031] Figure 4 It is a three-dimensional structure schematic view of the detection unit of the two-component glue mixing and curing degree detection equipment for crystal bar bonding;

[0032] Figure 5 It is an enlarged structure schematic view of the A part in the middle; Figure 2

[0033] Figure 6 It is a structure schematic view of the acquisition and sample box grabbing assembly of the two-component glue mixing and curing degree detection equipment for crystal bar bonding;

[0034] Figure 7 It is a structure schematic view of the probe, spring and micron displacement sensor integrated connection of the two-component glue mixing and curing degree detection equipment for crystal bar bonding.

[0035] ​Marked in the figure: 1 is double dispensing gun, 2 is glue applying robot, 3 is XY moving workbench, 4 is micro storage library, 5 is detection main part, 6 is protective cover, 7 is sample box, 8 is empty sample box tray, 9 is sample discarding box, 10 is probe, 11 is vacuum chuck, 12 is micron displacement sensor, 13 is moving platform base, 14 is mounting plate, 15 is six-axis industrial robot, 16 is trapezoidal support frame, 17 is guide cam, 18 is multi-sample box tray, 19 is photoelectric sensor, 20 is slide rail cylinder, 21 is pneumatic slide table, 22 is traction block, 23 is lifting cylinder, 24 is traction pin, 25 is linear guide rail, 26 is lead screw, 27 is electric motor, 28 is synchronous belt transmission mechanism, 29 is library body outer cover plate, 30 is slide rail, 31 is single sample box tray, 32 is library body top plate, 33 is in-library storage empty position, 34 is lead screw nut, 35 is slide hole, 36 is telescopic cylinder, 37 is spring. DETAILED DESCRIPTION

[0036] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments of the present application. It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or there can be an intervening element. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or there can be an intervening element. When an element is referred to as being "disposed on" another element, it can be directly disposed on the other element or there can be an intervening element. The terms "vertical", "horizontal", "left", "right", and similar expressions used herein are for illustrative purposes only.

[0037] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0038] Some embodiments of the present application are described in detail. The following embodiments and features in the embodiments can be combined with each other without conflict.

[0039] Combination Figures 1 to 7As shown, the double-component glue mixing and curing degree detection equipment for crystal bar bonding provided by the embodiment of the application comprises a gluing unit and a detection unit, the gluing unit is used in cooperation with the detection unit to provide the detection unit with double-component AB mixed glue to be detected; the detection unit comprises a moving platform base 13, a glue sample production and online detection table, an offline detection table, a micro storage library 4, a detection main part 5 and a sample box 7, and the glue sample production and online detection table, the offline detection table, the micro storage library 4 and the detection main part 5 are all arranged on the moving platform base 13; the glue sample production and online detection table comprises an XY moving workbench 3 and a single sample box tray 31, one end of the XY moving workbench 3 is fixedly connected to the moving platform base 13, the main part of the XY moving workbench 3 extends horizontally outside the moving platform base 13 and is located below the gluing unit, the single sample box tray 31 is connected to the XY moving workbench 3, and the single sample box tray 31 is used for placing the sample box 7; the mixed glue is dropped by the gluing unit into the sample box 7 on the single sample box tray 31 to complete the glue sample production; the sample box 7 with the glue sample is carried by the detection main part 5 from the glue sample production and online detection table to the offline detection table, the offline detection table is used in cooperation with the micro storage library 4, and the sample box 7 with the glue sample is stored in the micro storage library 4 by the offline detection table; the detection main part 5 comprises a six-axis industrial robot 15 and a glue insertion depth acquisition and sample box grabbing assembly, the glue insertion depth acquisition and sample box grabbing assembly is connected to the front end of the mechanical arm of the six-axis industrial robot 15, is used for grabbing and carrying the sample box 7, and is also respectively used for measuring the glue sample on the glue sample production and online detection table and the offline detection table to acquire the insertion depth of the glue sample; the glue insertion depth acquisition and sample box grabbing assembly is connected to a computer, and the computer calculates the mixing degree and the curing degree of the glue sample according to the insertion depth of the glue sample.

[0040] Specifically, the glue insertion depth acquisition and sample box grabbing assembly comprises a mounting plate 14, one end of the mounting plate 14 is connected to the front end of the mechanical arm of the six-axis industrial robot 15, the other end of the mounting plate 14 is provided with a telescopic cylinder 36, a vacuum chuck 11, a probe 10, a spring 37 and a micro displacement sensor 12, the telescopic cylinder 36 and the vacuum chuck 11 are fixedly connected to the other end of the mounting plate 14, the probe 10 is integrally connected with the micro displacement sensor 12 through the spring 37 and is arranged on the telescopic cylinder 36, and the micro displacement sensor 12 is electrically connected with the computer; the micro displacement sensor 12 is used for measuring the displacement of the probe 10 when the probe 10 is inserted into the glue sample to acquire the insertion depth of the probe 10 inserted into the glue sample; wherein the telescopic cylinder 36 is used for providing constant and measurable pressing force and is a core component for providing and controlling standard pressure.

[0041] The glue sample production and online detection station can detect the glue sample produced in the sample box 7 after the two-component AB mixed glue is dripped, mainly to understand the AB glue mixing and curing condition of the glue in a short time, so as to achieve the effect of timely online detection.

[0042] Specifically, the offline detection station comprises a trapezoidal support frame 16 fixed to the moving platform base 13, a guide cam 17 and a multi-sample box tray 18 arranged on the trapezoidal support frame 16; the trapezoidal support frame 16 limits the multi-sample box tray 18 placed on the trapezoidal support frame 16 through the guide cam 17, and the multi-sample box tray 18 is used for placing a plurality of sample boxes 7 with glue samples; a plurality of photoelectric sensors 19 are arranged on the bottom of the multi-sample box tray 18, which can be used for detecting whether there is a sample box 7 on the multi-sample box tray 18; a pushing mechanism and a slide hole 35 are arranged on the moving platform base 13 below the trapezoidal support frame 16, one part of the pushing mechanism is fixedly connected to the bottom surface of the moving platform base 13, and the other part of the pushing mechanism passes through the slide hole 35 and is detachably connected with the multi-sample box tray 18; the pushing mechanism comprises a slide rail air cylinder 20, a pneumatic slide 21, a lifting air cylinder 23 and a traction pin 24, the slide rail air cylinder 20 is fixed beside the slide hole 35 on the bottom surface of the moving platform base 13, the lower part of the pneumatic slide 21 is slidably connected to the slide rail air cylinder 20, the upper part of the pneumatic slide 21 passes through the slide hole 35 and protrudes above the moving platform base 13, the lifting air cylinder 23 is connected to the upper part of the pneumatic slide 21, and the traction pin 24 is connected to the lifting end of the lifting air cylinder 23; a traction block 22 is fixedly arranged on the multi-sample box tray 18, and the traction pin 24 and the traction block 22 are detachably connected.

[0043] Specifically, the micro storage library 4 is arranged opposite to the offline detection station. The micro storage library 4 comprises a library top plate 32, a library cover plate 29, a storage space 33 in the library, and a library position lifting control mechanism. The lower part of the library position lifting control mechanism is fixed on the moving platform base 13. The storage space 33 in the library is connected to the library position lifting control mechanism. The top part of the library position lifting control mechanism is connected to the library top plate 32. Under the control of the library position lifting control mechanism, the storage space 33 in the library can reciprocate up and down below the library top plate 32. The two sides of the library top plate 32 are connected to the library cover plate 29. The bottom of the library cover plate 29 is fixedly connected to the moving platform base 13. The entry of the storage space 33 in the library is arranged opposite to the multi-sample box tray 18 on the trapezoidal support frame 16. The library position lifting control mechanism comprises a motor 27, a synchronous belt transmission mechanism 28, a lead screw 26, a lead screw nut 34, and a linear guide rail 25. The motor 27 and the synchronous belt transmission mechanism 28 are fixed on the bottom surface of the moving platform base 13. The power output end of the motor 27 is connected to the synchronous belt transmission mechanism 28. The synchronous belt transmission mechanism 28 is connected to the lead screw 26. The lead screw 26 passes through the moving platform base 13 and is vertically arranged above the moving platform base 13. The lead screw 26 is connected to the lead screw nut 34. The lead screw nut 34 is fixedly connected to the storage space 33 in the library. The linear guide rail 25 is connected to the lead screw nut 34. The two ends of the linear guide rail 25 are fixedly connected to the library top plate 32 and the moving platform base 13 respectively. An empty sample box tray 8 is arranged above the library top plate 32. A slide rail 30 is arranged between the empty sample box tray 8 and the library top plate 32. The slide rail 30 is fixedly connected to the library top plate 32. The empty sample box tray 8 is slidingly connected to the slide rail 30. The empty sample box tray 8 is used for storing a plurality of empty sample boxes 7 without glue dripping. The empty sample boxes 7 stored on the empty sample box tray 8 are carried to the glue sample manufacturing and online detection station by the detection main part 5 to manufacture glue samples and perform online detection.

[0044] The plurality of sample boxes 7 with glue samples placed on the multi-sample box tray 18 of the offline detection station and the sample boxes 7 with glue samples stored in the micro storage library 4 can be used to place the glue samples for a long time and then detect the mixing degree and curing degree of the glue samples. The micro storage library 4 ensures the storage time of the glue samples. Meanwhile, the cooperation of the offline detection station and the micro storage library 4 can realize batch detection of a large number of glue samples in different time periods to achieve the effect of offline detection. Moreover, the height of the storage space 33 in the library can be adjusted by the library position lifting control mechanism. The position of the multi-sample box tray 18 is opposite to the position of the storage space 33 in the library. The multi-sample box tray 18 carrying a plurality of sample boxes 7 with glue samples is pushed into the storage space 33 in the library by the pneumatic slide table 21 of the pushing mechanism along the slide hole 35. Then, the traction pin 24 is separated from the traction block 22. The pushing mechanism returns to the original position.

[0045] As preferred, the glue applying unit comprises a glue applying robot 2 and a double-portion glue gun 1 fixed on the glue applying robot 2; the double-portion glue gun 1 is controlled by the glue applying robot 2 to move in position to complete glue dropping on the sample box 7 on the XY moving workbench 3 to realize automatic glue dropping; specifically, the glue applying unit is used for glue applying operation on "crystal bar + support plate" and "support plate + material seat", and is used in cooperation with the detection unit, so that the glue sample can be reserved during the glue applying process.

[0046] As preferred, the moving platform base 13 is further provided with a sample discarding box 9; the sample discarding box 9 is used for collecting the sample box 7 with a storage time being too long after the glue sample mixing degree and curing degree detection is completed, and the sample box 7 with a storage time being more than 120 hours is placed in the sample discarding box 9 by the six-axis industrial robot 15 driving the vacuum chuck 11.

[0047] As preferred, the XY moving workbench 3 is covered with a protective cover 6, the protective cover 6 is provided with an opening, and the opening size is greater than the single sample box tray 31 size; the protective cover 6 can prevent glue overflow pollution of the XY moving workbench 3 during the glue dropping process of the double-portion glue gun 1.

[0048] As preferred, the glue applying unit comprises a glue applying robot 2 and a double-portion glue gun 1 fixed on the glue applying robot 2; the double-portion glue gun 1 is controlled by the glue applying robot 2 to move in position to complete glue dropping on the sample box 7 on the XY moving workbench 3 to realize automatic glue dropping; specifically, the glue applying unit is used for glue applying operation on "crystal bar + support plate" and "support plate + material seat", and is used in cooperation with the detection unit, so that the glue sample can be reserved during the glue applying process.

[0049] In addition, the application provides a double-component glue mixing and curing degree detection method for crystal bar bonding, which is implemented by using the double-component glue mixing and curing degree detection equipment for crystal bar bonding and comprises the following steps:

[0050] Step one, glue sample preparation: the empty sample box 7 is grabbed and transported to the single sample box tray 31 connected to the XY moving workbench 3 by the vacuum suction cup 11 of the glue insertion depth acquisition and sample box grabbing assembly driven by the six-axis industrial robot 15, then the position of the single sample box tray 31 is adjusted by the XY moving workbench 3, the sample box 7 is moved to the lower side of the glue coating unit, and the double-component AB mixed glue to be measured is dropped in the sample box 7 by the glue coating unit;

[0051] Step two, calibration reference setting: the glue insertion depth acquisition and sample box grabbing assembly is moved above the marble calibration block by the six-axis industrial robot 15, then the probe 10 is pressed to the marble calibration block by controlling the action of the telescopic cylinder 36; when the pressure of the telescopic cylinder 36 reaches 0.1 MPa, the process is stopped, the reference displacement of the probe 10 at this time is recorded by the micrometer displacement sensor 12, and the displacement value is set as 100;

[0052] Step three, calibration step: the probe 10 is moved above the sample box 7 by the six-axis industrial robot 15, the probe 10 is quickly inserted into the glue sample in the sample box 7 by controlling the action of the telescopic cylinder 36; when the pressure of the telescopic cylinder 36 reaches 0.1 MPa, the process is stopped, the displacement amount of the probe 10 is recorded by the micrometer displacement sensor 12, and the displacement amount is recorded at the time points of 30 minutes, 2 hours and 10 hours after the glue sample is made, and a calibration control table is made;

[0053] Step four, detection step: the probe 10 after calibration is used to measure the glue sample to be measured, the probe 10 is inserted into the glue sample to be measured under the same condition by the cooperation of the six-axis industrial robot 15 and the telescopic cylinder 36; when the pressure of the telescopic cylinder 36 reaches 0.1 MPa, the process is stopped, the displacement amount of the probe 10 is obtained and transmitted to the computer, the corresponding insertion depth difference ΔS is calculated according to the displacement amount, and whether the mixing degree and curing degree of the glue sample are qualified is judged by querying the calibration control table.

[0054] Specifically, the calculation method of the insertion depth difference ΔS is: the theoretical total displacement S1 of the probe 10 from complete extension to complete compression is set as 2.5 mm, S1 is divided into 100 parts, the displacement amount S2 of the probe 10 corresponding to the glue sample to be measured is measured, and then the formula ΔS = (S1 - S2) / (S1 / 100) is used for calculation;

[0055] The closer the calculated ΔS value is to the value in the calibration table, the closer the glue sample is to the standard sample, and the more the mixing degree and the curing degree meet the requirements, i.e., the glue sample is qualified; the greater the difference between the ΔS values, the greater the deviation of the glue sample from the standard sample, and the less the mixing degree and the curing degree meet the requirements, i.e., the glue sample is unqualified.

[0056] It should be noted that the two-component glue mixing and curing degree detection equipment and method for crystal bar bonding provided by the present application is not only suitable for the mixing degree and the curing degree detection of the two-component AB mixed glue, but also can detect the curing of other glues which have obvious optical property changes during the curing process, i.e., the two-component glue mixing and curing degree detection equipment and method for crystal bar bonding provided by the present application does not limit the components of the glue forming body. In addition, the two-component glue mixing detection equipment in the present application can also be used to detect other two-component mixed glues, and the detection equipment is not limited to the components and proportions.

[0057] It can be understood that the above specific description of the present application is only used to illustrate the present application and is not limited to the technical solutions described in the embodiments of the present application. Those skilled in the art should understand that the present application can still be modified or replaced equivalently to achieve the same technical effect; as long as the use needs are met, it is within the protection scope of the present application.

Claims

1. A device for mixing and testing the curing degree of a two-component adhesive for bonding crystal rods, characterized in that: The application relates to a double-component AB mixed glue water testing device which comprises a gluing unit and a detection unit, the gluing unit is used in cooperation with the detection unit to provide double-component AB mixed glue water for the detection unit, the detection unit comprises a moving platform base, a glue water sample manufacturing and online detection table, an offline detection table, a micro storage library, a detection main part and a sample box, the glue water sample manufacturing and online detection table, the offline detection table, the micro storage library and the detection main part are arranged on the moving platform base, the glue water sample manufacturing and online detection table comprises an XY moving workbench and a single sample box tray, one end of the XY moving workbench is fixedly connected to the moving platform base, the main body part of the XY moving workbench extends outside the moving platform base and is located below the gluing unit, the single sample box tray is connected to the XY moving workbench, the single sample box tray is used for placing the sample box, mixed glue water is dropped in the sample box on the single sample box tray by the gluing unit to complete glue water sample manufacturing, the sample box with glue water samples is carried from the glue water sample manufacturing and online detection table to the offline detection table through the detection main part, the offline detection table is used in cooperation with the micro storage library, the sample box with glue water samples is stored in the micro storage library through the offline detection table, the detection main part comprises a six-axis industrial robot and a glue water insertion depth acquisition and sample box grabbing assembly, the glue water insertion depth acquisition and sample box grabbing assembly is connected to the front end of the mechanical arm of the six-axis industrial robot, is used for grabbing and carrying the sample box, and is used for measuring the glue water samples in the sample box on the glue water sample manufacturing and online detection table and the offline detection table to acquire the insertion depth of the glue water samples, the glue water insertion depth acquisition and sample box grabbing assembly is connected with a computer, and the computer calculates the mixed degree and the solidification degree of the glue water samples according to the insertion depth. The offline detection station comprises a trapezoidal support frame fixed to a mobile platform base, a guide cam and a plurality of sample box trays arranged on the trapezoidal support frame; the trapezoidal support frame limits the plurality of sample box trays arranged on the trapezoidal support frame through the guide cam, the plurality of sample box trays are used for placing a plurality of sample boxes with glue samples, and a plurality of photoelectric sensors are arranged on the bottom of the plurality of sample box trays; a pushing mechanism and a slide hole are arranged on the mobile platform base below the trapezoidal support frame, one part of the pushing mechanism is fixedly connected to the bottom surface of the mobile platform base, and the other part of the pushing mechanism passes through the slide hole and is detachably connected with the plurality of sample box trays; the pushing mechanism comprises a slide rail cylinder, a pneumatic slide, a lifting cylinder and a traction pin, the slide rail cylinder is fixed beside the slide hole on the bottom surface of the mobile platform base, the lower part of the pneumatic slide is slidably connected to the slide rail cylinder, the upper part of the pneumatic slide passes through the slide hole and protrudes above the mobile platform base, the lifting cylinder is connected to the upper part of the pneumatic slide, and the traction pin is connected to the lifting end of the lifting cylinder; a traction block is fixedly arranged on the plurality of sample box trays, and the traction pin and the traction block are detachably connected; the micro storage library is arranged opposite to the offline detection station, and the micro storage library comprises a library body top plate, a library body cover plate, a library storage space and a library position lifting control mechanism, the lower part of the library position lifting control mechanism is fixed to the mobile platform base, the library storage space is connected to the library position lifting control mechanism, and the top part of the library position lifting control mechanism is connected to the library body top plate; under the control of the library position lifting control mechanism, the library storage space can reciprocate below the library body top plate, the two sides of the library body top plate are connected to the library body cover plate, the bottom of the library body cover plate is fixedly connected to the mobile platform base, and the loading port of the library storage space is arranged opposite to the plurality of sample box trays on the trapezoidal support frame; the library position lifting control mechanism comprises a motor, a synchronous belt transmission mechanism, a lead screw, a lead screw nut and a linear guide rail, the motor and the synchronous belt transmission mechanism are fixed to the bottom surface of the mobile platform base, the power output end of the motor is connected to the synchronous belt transmission mechanism, the lead screw is connected to the synchronous belt transmission mechanism, the lead screw passes through the mobile platform base and is vertically arranged above the mobile platform base, the lead screw nut is connected to the lead screw, and the lead screw nut is fixedly connected to the library storage space; the linear guide rail is connected to the lead screw nut, and the two ends of the linear guide rail are fixedly connected to the library body top plate and the mobile platform base.

2. The equipment for detecting the mixing and curing degree of the two-component glue for bonding the crystal bar according to claim 1, characterized in that: The glue insertion depth acquisition and sample box grabbing assembly comprises a mounting plate, one end of the mounting plate is connected to the front end of the mechanical arm of the six-axis industrial robot, the other end of the mounting plate is provided with a telescopic cylinder, a vacuum chuck, a probe, a spring and a micro displacement sensor, the telescopic cylinder and the vacuum chuck are fixedly connected to the other end of the mounting plate, the probe is integrally connected with the micro displacement sensor through the spring and is installed on the telescopic cylinder, and the micro displacement sensor is electrically connected with a computer; the micro displacement sensor is used for measuring the displacement of the probe when the probe inserts into the glue sample, so as to acquire the insertion depth of the probe inserted into the glue sample.

3. The equipment for detecting the mixing and curing degree of the two-component glue for bonding the crystal bar according to claim 1, characterized in that: The empty sample box tray is arranged above the library top plate, and a sliding rail is arranged between the empty sample box tray and the library top plate.

4. A method for detecting the mixing and curing degree of two-component glue for crystal bar bonding, characterized in that: The method comprises the following steps: Step one, glue sample preparation: the empty sample box is grabbed and transported to the single sample box tray connected to the XY moving workbench by the vacuum suction cup of the glue insertion depth acquisition and sample box grabbing assembly driven by the six-axis industrial robot, then the position of the single sample box tray is adjusted by the XY moving workbench, the sample box is moved to the lower side of the glue coating unit, and the measured two-component AB mixed glue is dropped in the sample box by the glue coating unit; Step two, calibration reference setting: the glue insertion depth acquisition and sample box grabbing assembly is moved above the marble calibration block by the six-axis industrial robot, then the probe is pressed to the marble calibration block by controlling the action of the telescopic cylinder; when the pressure of the telescopic cylinder reaches 0.1 MPa, it is stopped, the reference displacement of the probe at this time is recorded by the micrometer displacement sensor, and the displacement value is set to 100; Step three, calibration step: the probe is moved above the sample box by the six-axis industrial robot, the probe is quickly inserted into the glue sample in the sample box by controlling the action of the telescopic cylinder; when the pressure of the telescopic cylinder reaches 0.1 MPa, it is stopped, the displacement amount of the probe is recorded by the micrometer displacement sensor, and the calibration control table is made at the time points of 30 minutes, 2 hours and 10 hours after the glue sample is made; Step four, detection step: the measured glue sample is measured by using the calibrated probe, the probe is inserted into the measured glue sample under the same condition by the cooperation of the six-axis industrial robot and the telescopic cylinder; when the pressure of the telescopic cylinder reaches 0.1 MPa, it is stopped, the displacement amount of the probe is obtained and transmitted to the computer, and the corresponding insertion depth difference ΔS is calculated according to the displacement amount, and whether the mixing degree and curing degree of the glue sample are qualified is judged by querying the calibration control table.

5. The method of claim 4, wherein the method is characterized by: The calculation method of the insertion depth difference ΔS is: the theoretical total displacement S1 of the probe from complete extension to complete compression is set to 2.5 mm, S1 is divided into 100 parts, the displacement amount S2 of the probe corresponding to the measured glue sample is measured, and then the formula ΔS = (S1 - S2) / (S1 / 100) is used for calculation; Wherein, the closer the calculated ΔS value is to the value in the calibration control table, the closer the glue sample is to the standard sample, and the mixing degree and curing degree meet the requirements, that is, the glue sample is qualified; the greater the difference between the ΔS values, the greater the deviation between the glue sample and the standard sample, and the mixing degree and curing degree do not meet the requirements, that is, the glue sample is unqualified.

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