CN111408549B - Device and method for testing welding effect of copper foil - Google Patents
Device and method for testing welding effect of copper foil Download PDFInfo
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- CN111408549B CN111408549B CN202010215480.9A CN202010215480A CN111408549B CN 111408549 B CN111408549 B CN 111408549B CN 202010215480 A CN202010215480 A CN 202010215480A CN 111408549 B CN111408549 B CN 111408549B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/02—Measures preceding sorting, e.g. arranging articles in a stream orientating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/36—Sorting apparatus characterised by the means used for distribution
- B07C5/361—Processing or control devices therefor, e.g. escort memory
- B07C5/362—Separating or distributor mechanisms
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Abstract
A device and method for detecting the welding effect of a copper foil comprises a workbench, and a mechanical arm mechanism, a detection mechanism and a fixing mechanism which are respectively fixed on the workbench; the mechanical arm mechanism comprises a mechanical arm component fixed on the workbench, a push block component arranged at an interval with the mechanical arm component and a buffer component connecting the mechanical arm component and the push block component, and the push block component comprises a pressure sensor and a push block; the mechanical arm assembly can drive the push block to abut against the copper foil to be detected fixed by the fixing mechanism and apply certain pressure, and the inspection mechanism comprises a camera facing the copper foil to be detected on the fixing mechanism. The device and the method for detecting the welding effect of the copper foil are high in automation degree, good in detection effect and high in efficiency.
Description
Technical Field
The application relates to the field of welding inspection of electronic equipment, in particular to a device and a method for inspecting the welding effect of a copper foil.
Background
With the popularization of precision electronic products such as mobile phones and watches, the production of electronic devices is becoming modularized and batched. Poor welding is inevitable when the product is assembled, so that the problem needs to be checked.
At present, the whole industry is checked by manually using a magnifier and a small tool similar to a toothpick, and the low efficiency is inevitable; in addition, the labor is highly concentrated for a long time, so that the fatigue and the omission are easy to occur; and whether the copper foil is loosened or not needs to be pushed by a small tool with certain force, the manual operation cannot be standard every time, the direction of pushing the copper foil is unknown, the force is not uniform, and the copper foil can be scratched by rubbing the surface of the copper foil.
In view of the above, it is desirable to provide a new apparatus and method for inspecting the soldering effect of copper foil.
Disclosure of Invention
In view of the above, it is desirable to provide an apparatus and a method for inspecting the soldering effect of copper foil with high automation, good inspection effect and high efficiency.
In order to solve the technical problem, the application provides a device for detecting the welding effect of a copper foil, which comprises a workbench, and a mechanical arm mechanism, a detection mechanism and a fixing mechanism which are respectively fixed on the workbench; the mechanical arm mechanism comprises a mechanical arm component fixed on the workbench, a push block component arranged at an interval with the mechanical arm component and a buffer component connecting the mechanical arm component and the push block component, and the push block component comprises a pressure sensor and a push block; the mechanical arm assembly can drive the push block to abut against the copper foil to be tested fixed by the fixing mechanism and apply certain pressure, and the inspection mechanism comprises a camera facing the copper foil to be tested on the fixing mechanism.
Preferably, the push block assembly further comprises a push block fixing block fixedly connected to the pressure sensor and the push block; one end of the pressure sensor is fixedly connected with the buffer mechanism, and the other end of the pressure sensor is fixedly connected with the push block fixing block; the push block with the push block fixed block deviates from pressure sensor's one end can be dismantled and be connected, the push block deviates from the one end butt of push block fixed block in fixed mechanism goes up the copper foil that awaits measuring.
Preferably, the mechanical arm assembly comprises a fixed pile, a rotating seat rotationally connected to the fixed pile and an arm rod rotationally connected to the rotating seat; the fixing pile is fixed on the workbench, and the rotary seat and the fixing pile rotate coaxially so as to enable the arm rod fixed on the rotary seat to rotate.
Preferably, the armed lever include first armed lever, rotate connect in the second armed lever and the rotation of first armed lever one end connect in the second armed lever deviates from the third armed lever of first armed lever one end, first armed lever deviates from the one end fixed connection of second armed lever in the roating seat, the third armed lever is kept away from the one end of second armed lever with pressure sensor fixed connection.
Preferably, the buffer assembly includes a first substrate and a second substrate which are oppositely arranged at an interval, a fixing frame which is used for connecting and fixing the first substrate and the second substrate, an elastic member which is located between the first substrate and the second substrate and is fixed on the first substrate, and a movable rod which is fixedly connected to one end of the elastic member which is far away from the first substrate and passes through the second substrate; one end of the movable rod, which is far away from the elastic piece, is fixedly connected with one end of the pressure sensor, which is far away from the push block fixing block.
Preferably, the buffer assembly further includes an induction probe fixed to and penetrating through the first substrate, and one end of the induction probe faces the surface of the movable rod fixing the elastic member, so that the movable rod touches the movable rod when moving.
In order to solve the technical problem, the application also provides a method for detecting the welding effect of the copper foil, which comprises the following steps:
the fixing mechanism is used for fixing the copper foil to be detected;
the pushing block of the mechanical arm moves to the maximum position according to a preset track, and if the pushing block abuts against the copper foil to be detected and the value measured by the pressure sensor reaches a preset pressure value, the mechanical arm moves away the pushing block;
and matching the characteristics of the copper foil to be tested with a preset template by a camera of the inspection mechanism, and if the matching is successful, the copper foil to be tested is well welded.
Preferably, the step of moving the pushing block of the mechanical arm according to a preset track further comprises,
and the push block of the mechanical arm moves to the maximum position according to a preset track, and if the push block is not abutted to the copper foil to be detected or the push block is abutted to the copper foil to be detected but the numerical value measured by the pressure sensor does not reach a preset pressure numerical value, the welding of the copper foil to be detected is poor.
Preferably, the step of matching the characteristics of the copper foil to be tested with the preset template by the camera of the inspection mechanism further comprises,
and if the matching is unsuccessful, the copper foil to be detected is poor in welding.
Preferably, after the push block touches the copper foil to be detected, the push block is pushed forward by a preset length distance, and the induction probe is adjusted to be abutted against the movable rod; if the push block moves to the maximum position according to the preset track and the induction probe touches the movable rod, the abrasion of the induction probe is within the preset length.
Compared with the prior art, this application is through being fixed in the copper foil work piece that awaits measuring on the fixed establishment, the ejector pad is in move to the maximum position according to predetermineeing the orbit under the drive of arm mechanism, make the ejector pad butt in the copper foil that awaits measuring just pressure sensor measuring numerical value reaches preset pressure numerical value, the camera will await measuring the characteristics of copper foil and predetermine the template phase-match, if match successfully, then the copper foil welding that awaits measuring is good. The device and the method for detecting the welding effect of the copper foil are high in automation degree, good in detection effect and high in efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a perspective view of the apparatus for inspecting the welding effect of copper foil according to the present invention;
FIG. 2 is a partial perspective view of a robot mechanism in the apparatus for inspecting the soldering effect of copper foil shown in FIG. 1;
FIG. 3 is an exploded view of the robotic arm mechanism shown in FIG. 2;
FIG. 4 is a cross-sectional view of the bumper assembly of the robotic arm shown in FIG. 3;
FIG. 5 is a perspective view of the device for inspecting the welding effect of copper foil according to the present application in cooperation with a front station manipulator and a rear station manipulator;
FIG. 6 is a flow chart of the method for inspecting the soldering effect of the copper foil according to the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the present application more clear, the technical solutions of the present application will be clearly and completely described below with reference to specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments.
Referring to fig. 1, the present application provides an apparatus 100 for inspecting the welding effect of copper foil, which includes a worktable 10, and a robot mechanism 20, an inspection mechanism 30 and a fixing mechanism 40 respectively fixed on the worktable 10.
Referring to fig. 2, 3 and 4, the robot arm mechanism 20 includes a robot arm assembly 21 fixed on the worktable 10, a push block assembly 22 spaced apart from the robot arm assembly 21, and a buffer assembly 23 connecting the robot arm assembly 21 and the push block assembly 22, wherein the push block assembly 22 includes a pressure sensor 221 and a push block 222. The mechanical arm assembly 21 can drive the pushing block 222 to abut against the copper foil to be tested fixed by the fixing mechanism 40 and apply a certain pressure, and the inspection mechanism 30 comprises a camera 31 facing the copper foil to be tested on the fixing mechanism 40.
In this embodiment, the working platform 10 includes a first platform 11 and a second platform 12, wherein the robot arm assembly 21 is fixed on the first platform 11, and the inspection mechanism 30 and the fixing mechanism 40 are fixed on the second platform 12.
The push block assembly 22 further includes a push block fixing block 223 fixedly connected to the pressure sensor 221 and the push block 222. One end of the pressure sensor 221 is fixedly connected with the buffer mechanism 23, and the other end is fixedly connected with the push block fixing block 223. The push block 222 and one end of the push block fixing block 223 departing from the pressure sensor 221 are detachably connected, and one end of the push block 222 departing from the push block fixing block 22 abuts against the copper foil to be tested fixed on the fixing mechanism 40.
The mechanical arm assembly 21 includes a fixed pile 211, a rotary base 212 rotatably connected to the fixed pile 211, and an arm 213 rotatably connected to the rotary base 212. The fixing pile 211 is fixed on the working platform 10, and the rotating base 212 and the fixing pile 211 rotate coaxially so that the arm 213 fixed on the rotating base 212 can rotate parallel to the first platform 11.
The arm 213 includes a first arm 2131, a second arm 2132 rotatably connected to an end of the first arm 2131, and a third arm 2133 rotatably connected to an end of the second arm 2132 away from the first arm 2131, wherein an end of the first arm 2131 away from the second arm 2132 is fixedly connected to the rotary base 212, and an end of the third arm 3133 away from the second arm 2132 is fixedly connected to the pressure sensor 221. The axes of the first arm 2131, the second arm 2132, and the third arm 2133 are located in the same plane, so that one end of the third arm 2133 away from the second arm 2132 can be close to or away from the second platform 12, and the push block 222 can move in any direction.
The buffer assembly 23 includes a first base plate 231 and a second base plate 232 which are oppositely disposed at an interval, a fixing frame 233 which is used for connecting and fixing the first base plate 231 and the second base plate 232, an elastic member 234 which is located between the first base plate 231 and the second base plate 232 and is fixed on the first base plate 231, and a movable rod 235 which is fixedly connected to one end of the elastic member 234 which is far away from the first base plate 231 and passes through the second base plate 232. The movable rod 235 penetrates through the second base plate 232, so that the movable rod 235 is constrained in a radial direction during movement, and accuracy of force transmission of the movable rod 235 is ensured. One end of the movable rod 235 far away from the elastic element 234 is fixedly connected with one end of the pressure sensor 221 far away from the push block fixing block 223.
The buffer assembly 23 further includes an inductive probe 236, the inductive probe 236 is fixed to and penetrates through the first base plate 231, and an end of the inductive probe 236 faces the surface of the movable rod 235 where the elastic member 234 is fixed, so that the movable rod 235 can touch the movable rod 235 when moving.
After the pushing block 222 touches the copper foil to be tested, the pushing block 222 is pushed forward by a preset length distance, and the induction probe 236 is adjusted to abut against the movable rod 235. If the push block 222 moves to the maximum position according to the preset track, the sensing probe 236 touches the movable rod 235, and the sensing probe 236 is worn within the preset length. The sensing probe 236 can detect the wear of the push block 222 at any time. When the push block 222 does not meet the use condition, a worker can be reminded to replace the push block 222, and the detection effect is ensured.
The inspection mechanism 30 also includes a mount 32. One end of the fixing frame 32 is fixed on the workbench 10, and the other end is fixedly connected with the camera 31.
Compared with the prior art, this application is through being fixed in the copper foil work piece that awaits measuring on the fixed establishment 40, ejector pad 222 is in move to the maximum position according to predetermineeing the orbit under the drive of mechanical arm mechanism 20, make ejector pad 222 butt in the copper foil that awaits measuring just pressure sensor 221 measuring numerical value reaches preset pressure numerical value, the camera will await measuring the characteristics of copper foil and predetermine the template phase-match, if match successfully, the copper foil welding that awaits measuring is good. The application provides a device 100 of inspection copper foil welding effect, degree of automation is high, inspection effect is good and efficient.
Referring to fig. 6, the present application further provides a method for inspecting a copper foil welding effect, including the steps of:
in step S01, the fixing mechanism 40 fixes the copper foil to be tested.
In step S02, the pushing block 222 of the mechanical arm 20 moves to the maximum position according to a preset trajectory, and if the pushing block 22 abuts against the copper foil to be tested and the value measured by the pressure sensor 221 reaches a preset pressure value, the mechanical arm 20 moves away from the pushing block 222.
In this step, the push block 222 of the mechanical arm 20 moves to the maximum position according to a preset track, and if the push block 22 is not abutted to the copper foil to be tested or the push block 22 is abutted to the copper foil to be tested but the value measured by the pressure sensor 221 does not reach a preset pressure value, the copper foil to be tested is not welded well.
In step S03, the camera 31 of the inspection mechanism 30 matches the characteristics of the copper foil to be tested with a preset template, and if the matching is successful, the copper foil to be tested is well welded.
In this step, the step of matching the characteristics of the copper foil to be tested with the preset template by the camera 31 of the inspection mechanism 30 includes that if the matching is unsuccessful, the copper foil to be tested is not welded well.
Referring to fig. 5, the copper foil to be tested is moved into the fixing mechanism 40 by the manipulator 200 of the pre-station, and is tested by the testing mechanism 30. If the copper foil to be tested is not welded well, the post-station manipulator 300 moves the copper foil to be tested with poor welding to a defective product tray 301; if the copper foil to be tested is well welded, the post-station manipulator 300 moves the copper foil to be tested to the next station. In this embodiment, the defective product tray 301 is placed on the table 10. Further, the defective tray 301 is placed on the second platform 12, so that the copper foil to be tested can be conveniently moved.
After the pushing block 222 touches the copper foil to be tested, the pushing block 222 is pushed forward by a preset length distance, and the induction probe 236 is adjusted to abut against the movable rod 235. If the push block 222 moves to the maximum position according to the preset track and the sensing probe 236 touches the movable rod 235, the sensing probe 236 is worn within the preset length. The sensing probe 236 can detect the wear of the push block 222 at any time. When the push block 222 does not meet the use condition, a worker can be reminded to replace the push block 222, and the detection effect is ensured.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (6)
1. A device for detecting the welding effect of copper foil comprises a workbench, and a mechanical arm mechanism, a detection mechanism and a fixing mechanism which are respectively fixed on the workbench, and is characterized in that the mechanical arm mechanism comprises a mechanical arm component fixed on the workbench, a push block component arranged at an interval with the mechanical arm component, and a buffer component connecting the mechanical arm component and the push block component, wherein the push block component comprises a pressure sensor and a push block; the mechanical arm assembly can drive the push block to abut against the copper foil to be detected fixed by the fixing mechanism and apply certain pressure, and the inspection mechanism comprises a camera facing the copper foil to be detected on the fixing mechanism;
the push block assembly further comprises a push block fixing block fixedly connected to the pressure sensor and the push block; one end of the pressure sensor is fixedly connected with the buffer assembly, and the other end of the pressure sensor is fixedly connected with the push block fixing block; the push block is detachably connected with one end, away from the pressure sensor, of the push block fixing block, and one end, away from the push block fixing block, of the push block abuts against the copper foil to be detected fixed on the fixing mechanism;
the mechanical arm assembly comprises a fixed pile, a rotating seat and an arm rod, wherein the rotating seat is rotationally connected to the fixed pile, and the arm rod is rotationally connected to the rotating seat; the fixed pile is fixed on the workbench, and the rotating seat and the fixed pile rotate coaxially so as to rotate an arm rod fixed on the rotating seat;
the buffer assembly comprises a first base plate and a second base plate which are oppositely arranged at intervals, a fixing frame which is used for connecting and fixing the first base plate and the second base plate, an elastic piece which is positioned between the first base plate and the second base plate and is fixed on the first base plate, and a movable rod which is fixedly connected to one end of the elastic piece, which is far away from the first base plate, and penetrates through the second base plate; one end of the movable rod, which is far away from the elastic piece, is fixedly connected with one end of the pressure sensor, which is far away from the push block fixing block.
2. The device for inspecting the welding effect of the copper foil according to claim 1, wherein the arm comprises a first arm, a second arm rotatably connected to one end of the first arm, and a third arm rotatably connected to one end of the second arm, which is far away from the first arm, wherein one end of the first arm, which is far away from the second arm, is fixedly connected to the rotary base, and one end of the third arm, which is far away from the second arm, is fixedly connected to the pressure sensor.
3. The apparatus for inspecting copper foil welding effect according to claim 2, wherein the buffer assembly further comprises an induction probe fixed to and passing through the first substrate, one end of the induction probe facing the surface of the movable bar fixing the elastic member so that the movable bar touches the movable bar when moving.
4. The use method of the device for detecting the soldering effect of copper foil according to any one of claims 1 to 3, characterized by comprising the steps of:
the fixing mechanism is used for fixing the copper foil to be detected;
the push block of the mechanical arm mechanism moves to the maximum position according to a preset track, and if the push block abuts against the copper foil to be detected and the value measured by the pressure sensor reaches a preset pressure value, the mechanical arm assembly moves away from the push block;
matching the characteristics of the copper foil to be tested with a preset template by a camera of the inspection mechanism, and if the matching is successful, welding the copper foil to be tested well;
after the push block touches the copper foil to be detected, the push block is pushed forward by a preset length distance, and the induction probe is adjusted to be abutted against the movable rod; if the push block moves to the maximum position according to the preset track, the induction probe touches the movable rod, and the abrasion of the induction probe is within the preset length.
5. The method for inspecting copper foil welding effect according to claim 4, wherein the step of moving the push block of the robot mechanism according to a predetermined trajectory further comprises,
and the pushing block of the mechanical arm mechanism moves to the maximum position according to a preset track, and if the pushing block is not abutted to the copper foil to be detected or the pushing block is abutted to the copper foil to be detected but the numerical value measured by the pressure sensor does not reach a preset pressure numerical value, the copper foil to be detected is poor in welding.
6. The method for inspecting the soldering effect of copper foil according to claim 4, wherein the step of matching the characteristics of the copper foil to be inspected with the preset template by the camera of the inspection mechanism further comprises,
and if the matching is unsuccessful, the copper foil to be detected is poor in welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010215480.9A CN111408549B (en) | 2020-03-24 | 2020-03-24 | Device and method for testing welding effect of copper foil |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010215480.9A CN111408549B (en) | 2020-03-24 | 2020-03-24 | Device and method for testing welding effect of copper foil |
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| CN111408549A CN111408549A (en) | 2020-07-14 |
| CN111408549B true CN111408549B (en) | 2022-05-27 |
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| CN111896391B (en) * | 2020-08-10 | 2023-03-10 | 西安电子科技大学 | Method for measuring elastic modulus of solder in reflow soldering process based on difference method |
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