CN108760819B - Welding quality detection device and detection method thereof - Google Patents

Welding quality detection device and detection method thereof Download PDF

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Publication number
CN108760819B
CN108760819B CN201810496715.9A CN201810496715A CN108760819B CN 108760819 B CN108760819 B CN 108760819B CN 201810496715 A CN201810496715 A CN 201810496715A CN 108760819 B CN108760819 B CN 108760819B
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China
Prior art keywords
driving
loading
detection
adjusting
welding
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CN201810496715.9A
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CN108760819A (en
Inventor
欧云松
吴林汉
雷勇锋
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Tianjin Fastprint Circuit Technology Co ltd
Shenzhen Fastprint Circuit Tech Co Ltd
Guangzhou Fastprint Circuit Technology Co Ltd
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Tianjin Fastprint Circuit Technology Co ltd
Shenzhen Fastprint Circuit Tech Co Ltd
Guangzhou Fastprint Circuit Technology Co Ltd
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Application filed by Tianjin Fastprint Circuit Technology Co ltd, Shenzhen Fastprint Circuit Tech Co Ltd, Guangzhou Fastprint Circuit Technology Co Ltd filed Critical Tianjin Fastprint Circuit Technology Co ltd
Priority to CN201810496715.9A priority Critical patent/CN108760819B/en
Publication of CN108760819A publication Critical patent/CN108760819A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/01Subjecting similar articles in turn to test, e.g. "go/no-go" tests in mass production; Testing objects at points as they pass through a testing station

Abstract

The invention relates to a welding quality detection device and a detection method thereof, wherein the welding quality detection device comprises a mounting frame, the mounting frame is provided with a detection platform, the detection platform is provided with a detection plug, the detection plug is provided with a detection slot, and a splicing part and a test probe are arranged in the slot of the detection slot; a loading member; and a driving mechanism. The driving mechanism firstly moves the loading piece to a first preset position to enable the welding part of the product to be tested to be matched with the insertion part, and then the driving mechanism enables the loading piece to move to a second preset position to enable the welding part of the product to be tested to be matched with the test probe to test whether the welding is qualified. By adopting the mechanism, the manual and visual checking is not needed, the welding detection efficiency is improved, and the production cost is also reduced.

Description

Welding quality detection device and detection method thereof
Technical Field
The invention relates to the technical field of circuit board processing, in particular to a welding quality detection device and a detection method thereof.
Background
Connectors, also known as connectors, plugs or sockets, are generally referred to as electrical connector connectors for connecting two active devices to transmit current or signals. The production of the connector comprises a welding link, and the connector welded to the circuit board needs to test whether the welding effect and the welding stability reach the standard or not.
At present, the detection process efficiency of the connector welding quality is low, and the detection process is usually carried out in a visual inspection mode, namely, whether the connector welding meets the established requirements or not is checked by the naked eyes of workers. The visual inspection is not only inefficient, but also has unstable quality, and the adverse factors detected by naked eyes include:
firstly, the condition of misreading and overlooking is easily caused when a worker looks at the same article for a long time, and the condition of good is judged as bad, and the condition of bad is judged as good as bad, so that misjudgment is caused;
secondly, visual inspection mainly depends on subjective judgment of workers, so that the accuracy of a judgment structure is influenced, and the effects of uniform detection standards of machine detection and more accurate detection results cannot be achieved;
thirdly, the working state and the individual emotion of the staff may influence the working efficiency and the detection quality of the detection;
and fourthly, the welding feet of the connector are small and dense, and the physical and psychological health of workers is not good due to the excessive use of eyes for a long time.
Disclosure of Invention
Therefore, it is necessary to provide a welding quality detection device and a detection method thereof, wherein the welding quality detection device not only improves the working efficiency of welding detection, but also reduces the production cost; the detection method of the welding quality detection device improves the detection efficiency and reduces the labor cost.
The technical scheme is as follows:
on one hand, the welding quality detection device comprises a mounting frame, wherein the mounting frame is provided with a detection platform, the detection platform is provided with a detection plug, the detection plug is provided with a detection slot, a splicing part and a test probe are arranged in the slot of the detection slot, the detection platform is also provided with a display, and the display is electrically connected with the test probe; the loading piece is provided with a loading part for loading a product to be tested; the driving mechanism is arranged on the mounting frame and used for moving the loading piece to a first preset position or a second preset position; wherein: the loading piece moves to a first preset position, so that the welding part of the product to be tested is matched with the insertion part; and the loading piece moves to a second preset position, so that the welding part is matched with the test probe.
The welding quality detection device comprises a loading part, a connecting part and a test probe, wherein the loading part is arranged on the testing probe, the connecting part is arranged on the testing probe, the driving mechanism is arranged on the loading part, the driving mechanism is used for driving the loading part to move to a first preset position, so that the welding part of a product to be tested is matched with the test probe, and whether the test welding is qualified is detected. By adopting the mechanism, the manual and visual checking is not needed, the welding detection efficiency is improved, and the production cost is also reduced.
The technical solution is further explained below:
in one embodiment, the driving mechanism comprises a first driving member, a first connecting member and a first telescopic member, the first driving member is hinged to the mounting frame, two ends of the first connecting member are hinged to the first driving member and the first telescopic member respectively, the mounting frame is further provided with a first guide hole, the first telescopic member is used for driving the loading member and can move telescopically along the first guide hole, the first driving member rotates and drives the first telescopic member to move telescopically, so that the loading member moves to the first preset position or the second preset position.
In one embodiment, the mounting frame is further provided with an avoidance space for avoiding the first driving part; the first driving piece rotates to a first rotating angle in a first rotating direction, so that the first telescopic piece extends to a first extending position, and the loading piece moves to a first preset position; the first driving piece rotates to a second rotating angle in the first rotating direction, the first telescopic piece is contracted to a first contraction position, the loading piece is moved to a second preset position, and the second rotating angle is larger than the first rotating angle. The arrangement of the avoiding space enables the first driving part to rotate to the first rotation angle position in the first rotation direction and then continue to rotate forwards to the second rotation angle position, so that the conversion of the movement position of the loading part from the first preset position to the second preset position is realized, the first driving part rotates along the same direction and cannot rotate forwards and backwards repeatedly, the service life of the driving mechanism is prolonged, and the maintenance cost is reduced.
In one embodiment, the driving mechanism further comprises a driving base plate, the first driving member is hinged to the driving base plate, and the mounting frame is further provided with an adjusting mechanism for adjusting the position of the driving base plate.
In one embodiment, the adjusting mechanism comprises an adjusting stud, the mounting frame is further provided with a mounting plate, the mounting plate is provided with an adjusting threaded hole matched with the adjusting stud, and one end of the adjusting stud is connected with the driving base plate and used for adjusting the position of the driving base plate.
In one embodiment, the adjusting mechanism further comprises an adjusting plate and a connecting piece, the mounting plate is further provided with an adjusting through groove arranged in a strip shape, the adjusting through groove is arranged corresponding to the connecting piece, the connecting piece can move in the adjusting through groove, two ends of the connecting piece are respectively connected with the adjusting plate and the driving base plate, and the adjusting plate and the driving base plate are respectively located on two sides of the mounting plate.
In one embodiment, the driving mechanism further comprises a driving pressing block, the driving pressing block is arranged at the end part of the first telescopic piece, the detection platform is further provided with a resetting piece for resetting the loading piece, the first telescopic piece extends out and drives the driving pressing block to abut against the loading piece, the loading piece is moved to a first preset position, the first telescopic piece contracts, the driving pressing block is separated from the loading piece, and the resetting piece abuts against the loading piece and moves the loading piece to a second preset position.
In one embodiment, the loading member is further provided with a carrier guide post, and the inspection table is further provided with a carrier guide hole matched with the carrier guide post.
In one embodiment, the test platform is further provided with a test board, the test plug is arranged on the test board, the mounting frame is further provided with a first connecting portion, the test board is provided with a second connecting portion, and the first connecting portion is matched with the first connecting portion and used for replacing the test board.
On the other hand, the detection method of the welding quality detection device is also provided, and comprises the following steps:
loading a product to be tested on a loading part of a loading piece;
the driving mechanism drives the loading piece to move, and enables the loading piece to move to a first preset position, so that the welding part of the product to be detected is matched with the insertion part of the detection plug;
the driving mechanism drives the loading piece to move, so that the welding part is separated from the inserting part, the loading piece is moved to a second preset position, the welding part is matched with the test probe of the detection plug, and if the welding part is welded to be qualified, the step (a1) is executed; otherwise, performing step (a 2);
(a1) the display instrument displays green, or the display instrument displays a detection result value;
(a2) and the display instrument displays red, or the display instrument displays the detection result value and sends out an error-reporting prompt.
The detection method of the welding quality detection device can be applied to the welding quality detection device in any technical scheme, and the detection standards are unified because the whole detection process is not required to be checked by naked eyes of workers, the detection efficiency is greatly improved, and the labor cost is reduced.
Drawings
FIG. 1 is a simplified exploded view of a welding quality inspection apparatus according to an embodiment;
FIG. 2 is an overall configuration view of a welding quality detection apparatus in the embodiment;
FIG. 3 is a view of the weld quality detection apparatus of FIG. 2 with the drive mechanism removed;
FIG. 4 is another schematic view of the weld quality detection apparatus of FIG. 2;
FIG. 5 is a simplified exploded view of the structure of the work bench of the embodiment of FIG. 2;
FIG. 6 is a schematic view of the embodiment of FIG. 2 with the carriage removed.
100. Mounting bracket, 110, examine test table, 111, detect the plug, 112, the display instrument, 113, reset piece, 114, carrier guiding hole, 115, survey test panel, 116, the spacing portion of carrier, 120, dodge the space, 131, adjust the double-screw bolt, 132, the regulating plate, 133, connecting piece, 140, mounting panel, 141, adjust logical groove, 200, loading piece, 210, carrier guide post, 310, first driving piece, 320, first connecting piece, 330, first extensible member, 340, drive base plate, 350, drive briquetting.
Detailed Description
Embodiments of the present invention are described in detail below with reference to the accompanying drawings:
it will be understood that when an element is referred to herein as being "secured" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, 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 invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in the embodiments of fig. 1 to 6, a welding quality detection apparatus is provided, which includes an installation frame 100, the installation frame 100 is provided with a detection platform 110, the detection platform 110 is provided with a detection plug 111, the detection plug 111 is provided with a detection slot, a plugging portion and a test probe are arranged in the slot of the detection slot, the detection platform 110 is further provided with a display instrument 112, and the display instrument 112 is electrically connected with the test probe; a loading member 200, the loading member 200 being provided with a loading portion for loading a product to be tested; the driving mechanism is arranged on the mounting frame 100 and used for moving the loading piece 200 to a first preset position or a second preset position; wherein: the loading piece 200 moves to a first preset position to enable the welding part of the product to be tested to be matched with the inserting part; the carrier 200 is moved to a second predetermined position to engage the solder portion with the test probe.
Through the arrangement of the insertion part and the test probe, the driving mechanism firstly moves the loading part 200 to the first preset position to enable the welding part of the product to be tested to be matched with the insertion part, and then the driving mechanism moves the loading part 200 to the second preset position to enable the welding part of the product to be tested to be matched with the test probe to test whether the welding is qualified or not. By adopting the mechanism, the manual and visual checking is not needed, the welding detection efficiency is improved, and the production cost is also reduced.
As shown in fig. 1 to 4, when the welding portion of the product to be tested is qualified, the product to be tested is loaded on the loading member 200, and then the driving mechanism is started, the driving mechanism moves the loading member 200 to the first preset position to match the welding portion with the insertion portion, and then the driving mechanism moves the loading member 200 to the second preset position to match the welding portion with the test probe to test whether the welding is qualified. But the testing process automated drive operation also can manual drive operation, and the detection is gone on by the test probe, and can't people's eye look over, has improved detection efficiency, has reduced the cost of labor.
A CONNECTOR, i.e., CONNECTOR, refers to an electrical CONNECTOR for connecting devices of two active devices to transmit current or signals. The circuit board often needs to be welded with a connector to meet the functional requirements of connecting electronic devices and the like. When the welding part is matched with the inserting part, friction to the part which is not firm to weld or redundant parts of a welding spot can be generated between the inserting part and the welding part, when the welding part leaves the inserting part, the welding leg which is not firm to weld after friction stress is separated from the welding disc, and when the welding part is matched with the test probe, whether the welding is qualified can be detected, so that the effect of cleaning the welding position is achieved, the effect of detecting whether the welding of the welding part is qualified is also achieved, the matching of the inserting part and the welding part also achieves the cleaning and preparation work before detection, and the detection efficiency is further improved.
Further, grafting portion and test probe are inside and outside locating respectively and detect in the slot, plug-and-socket portion sets up in detecting the slot and is close to inboard inslot, and test probe locates and is close to the inslot that detects the slot and is close to the notch, at this moment, when loader 200 reachs first preset position, weld part and grafting portion cooperation, when loader 200 needs to reachd the second preset position, loader 200's moving direction is opposite with the position that reachs first preset direction, loader 200 returns to the second preset position promptly, under this kind of condition, actuating mechanism drive loader 200 is reciprocating motion.
Of course, as required, the insertion portion may be disposed in the detection slot groove near the notch, and the test probe may be disposed in the detection slot groove near the notch, at this time, the welding portion is engaged with the insertion portion at the first preset position, and the loading member 200 further moves forward to the second preset position, and the welding portion is engaged with the test probe for detection. The specific setting can be performed by those skilled in the art according to the needs, and is not described in detail here.
As shown in the embodiment of fig. 1 to 4, the driving mechanism includes a first driving member 310, a first connecting member 320133, and a first telescopic member 330, the first driving member 310 is hinged to the mounting block 100, two ends of the first connecting member 320133 are hinged to the first driving member 310 and the first telescopic member 330, the mounting block 100 is further provided with a first guiding hole, the first telescopic member 330 is used for driving the loading member 200 and can move telescopically along the first guiding hole, the first driving member 310 rotates and drives the first telescopic member 330 to move telescopically, so that the loading member 200 moves to a first preset position or a second preset position.
As shown in fig. 1 to 4, the first driving member 310 rotates clockwise and drives the first connecting member 320133 to rotate, so that the first telescopic member 330 moves downward, thereby extending the first telescopic member 330 in the first guiding hole and moving the loading member 200 to the first predetermined position; the first driving member 310 rotates counterclockwise and drives the first connecting member 320133 to rotate, so that the first telescopic member 330 moves upward, thereby achieving the retracting movement of the first telescopic member 330 in the first guiding hole and moving the loading member 200 to the second predetermined position. The first telescopic member 330 can directly or indirectly drive the carrier member 200 to move according to the requirement, and in this embodiment, the carrier member 200 is disposed at the end of the first telescopic member 330.
Of course, in fig. 1 to 4, the rotational axis of the first driver 310 and the rotational axis of the first connector 320133 are arranged in parallel, and the first driver 310 rotates in parallel in the longitudinal direction, however, the driving mechanism is not limited to this arrangement. The drive mechanism may also be, as desired:
the driving mechanism comprises a second driving piece, a second connecting piece 133 and a second telescopic piece, the second driving piece moves in the horizontal plane, one end of the second driving piece is hinged to the installation frame 100, the other end of the second driving piece is hinged to the second connecting piece 133, the other end of the second connecting piece 133 is hinged to the second telescopic piece, and the second telescopic piece is matched with a second guide hole of the installation frame 100 to achieve telescopic movement.
The specific drive mechanism arrangement can be made as desired by those skilled in the art and will not be described in detail herein.
As shown in the embodiment of fig. 1 to 4, the mounting bracket 100 is further provided with an avoidance space 120 for avoiding the first driving member 310; the first driving member 310 rotates in the first rotation direction to a first rotation angle, so that the first retractable member 330 extends to a first extending position, and the carrier 200 moves to a first preset position; the first driving member 310 rotates in the first rotation direction to a second rotation angle, which is greater than the first rotation angle, to retract the first retractable member 330 to the first retracted position, so that the loading member 200 moves to the second predetermined position. The arrangement of the avoidance space 120 enables the first driving member 310 to rotate in the first rotational direction to the first rotational angle position and then continue to rotate forward to the second rotational angle position, so that the movement position of the loading member 200 from the first preset position to the second preset position is converted, and the first driving member 310 rotates in the same direction and cannot rotate forward and backward repeatedly, thereby prolonging the service life of the driving mechanism and reducing the maintenance cost.
As shown in fig. 1 to 4, the first rotation direction may be a clockwise rotation direction: the first driving member 310 rotates clockwise and drives the first connecting member 320133 to rotate, so that the first telescopic member 330 moves downwards, the first telescopic member 330 extends and moves in the first guide hole, the loading member 200 moves to a first preset position, the welding part is matched with the insertion part, and at this time, the first driving member 310 just rotates 90 degrees, so that the lower end of the first driving member is at the lowest position; due to the arrangement of the escape space 120, the first driving member 310 can continue to rotate clockwise and forward, and at this time, the lower end of the first driving member 310 moves from the lowest position to drive the first connecting member 320133 to rotate, so that the first telescopic member 330 moves upward, thereby realizing the retracting movement of the first telescopic member 330 in the first guiding hole and moving the loading member 200 to the second preset position. The structure skillfully utilizes the essential characteristic of the rotary motion to realize that the first driving part 310 can rotate in the same direction and realize the extending and retracting motion of the first telescopic part 330, so that the driving operation of the driving mechanism is simpler and more convenient.
Further, a driving limiting portion is further disposed on a side wall of the mounting frame 100 where the avoidance space 120 is located, and the driving limiting portion is used for limiting a rotation position of the first driving member 310 so as to control a movement position of the first telescopic member 330 or a movement position of the loading member 200. Avoid the damage and prolong the service life of the product.
Alternatively, the first driving member 310 may be manually driven, such as electrically, pneumatically, or hydraulically.
As shown in the embodiment shown in fig. 1 and fig. 2, the driving mechanism further includes a driving base plate 340, the first driving member 310 is hinged to the driving base plate 340, and the mounting block 100 is further provided with an adjusting mechanism for adjusting the position of the driving base plate 340.
The adjusting mechanism adjusts the position of the driving substrate 340 to meet the debugging requirement during installation.
In the embodiment shown in fig. 1 to 4, the adjusting mechanism includes an adjusting stud 131, the mounting block 100 is further provided with a mounting plate 140, the mounting plate 140 is provided with an adjusting threaded hole matched with the adjusting stud 131, and one end of the adjusting stud 131 is connected with the driving base plate 340 and is used for adjusting the position of the driving base plate 340.
The adjusting stud 131 is matched with the adjusting threaded hole, and when the adjusting stud 131 rotates, the adjusting stud 131 moves along the axis direction of the adjusting threaded hole at the same time, so that the driving substrate 340 is driven to move, and the technical effect of adjusting the position of the driving substrate 340 is achieved.
It should be noted that the adjusting threaded hole may be disposed on the mounting plate 140, may also be disposed on the mounting frame 100, and may also be disposed on the mounting frame 100 or the mounting plate 140 with a special supporting block, on which the adjusting threaded hole is disposed to rotate in cooperation with the adjusting stud 131. In the embodiment shown in fig. 4, the supporting block is arranged at the upper end of the back test of the mounting plate 140, the supporting block is fixedly arranged by two screws, and the adjusting stud 131 penetrates through an adjusting threaded hole arranged on the supporting block to achieve the technical effect that the lower end of the adjusting stud 131 is used for adjusting the position of the driving substrate 340.
In addition, the lower end of the adjusting stud 131 can be directly connected with the driving substrate 340 or indirectly connected with the driving substrate 340, so as to adjust the position of the driving substrate 340
As shown in the embodiment of fig. 1 to 4, the adjusting mechanism further includes an adjusting plate 132 and a connecting member 133, the mounting plate 140 is further provided with an adjusting through groove 141 disposed in a strip shape, the adjusting through groove 141 is disposed corresponding to the connecting member 133, so that the connecting member 133 can move in the adjusting through groove 141, two ends of the connecting member 133 are respectively connected to the adjusting plate 132 and the driving substrate 340, and the adjusting plate 132 and the driving substrate 340 are respectively located at two sides of the mounting plate 140.
As shown in fig. 4, the adjusting plate 132 and the driving base plate 340 are respectively disposed on both sides of the mounting plate 140 and connected by a connecting member 133, the connecting member 133 is a columnar structure, the connecting member 133 is disposed to penetrate through the adjusting through groove 141, and the groove length direction of the adjusting through groove 141 is longitudinally disposed to be consistent with the moving direction of the adjusting stud 131 when rotating. When the adjusting stud 131 rotates, the adjusting stud 131 can vertically move up and down to drive the adjusting plate 132 to vertically move up and down, the adjusting plate 132 drives the driving substrate 340 to vertically move up and down through the connecting piece 133 when moving, and the first driving piece 310 is arranged on the driving substrate 340 to further adjust the position of the driving substrate, so that the detection requirements under different requirements are met.
As shown in the embodiment shown in fig. 1 to 4, the driving mechanism further includes a driving press block 350, the driving press block 350 is disposed at an end of the first telescopic member 330, the inspection station 110 is further provided with a reset member 113 for resetting the loading member 200, the first telescopic member 330 extends out and drives the driving press block 350 to abut against the loading member 200 and move the loading member 200 to a first preset position, the first telescopic member 330 contracts and makes the driving press block 350 leave the loading member 200, and the reset member 113 abuts against the loading member 200 and moves the loading member 200 to a second preset position.
As shown in fig. 1 to 4, a driving pressing block 350 is provided at a lower end of the first telescopic member 330, and the driving pressing block 350 may press the carriage 200 to move downward.
Further, actuating mechanism still includes the briquetting deflector, and the briquetting deflector is equipped with the briquetting guiding hole, and mounting bracket 100 still is equipped with the briquetting guide pillar, and the briquetting guide pillar still is equipped with the accurate linear bearing of briquetting guiding hole complex, and the briquetting deflector still is equipped with the flexible hole, and first extensible member 330 passes the flexible hole, and is connected with drive briquetting 350.
The cooperation setting of briquetting deflector and briquetting guiding hole to realize the accurate pushing down motion of drive briquetting 350, avoid first extensible member 330 to take place to squint or drive briquetting 350 to take place to squint, guarantee the motion accuracy nature.
In addition, the restoring member 113 may be an elastic member or a restoring mechanism.
Specifically, as shown in fig. 6, the reset member 113 is a spring post fixed to the inspection table 110. The spring posts may be arranged in groups as desired. In fig. 6, spring posts are provided on both left and right sides of the inspection table 110.
As shown in fig. 1 to 6, the carrier 200 further has carrier guide posts 210, and the inspection table 110 further has carrier guide holes 114 engaged with the carrier guide posts 210.
The carrier guide posts 210 are precision linear guide posts, and the carrier 200 is made of a special material through precision machining of a numerical control machine (CNC), and has a fool-proof function.
As shown in fig. 5 and 6, the middle of the loading member 200 is provided with a loading portion for loading a product to be tested, and four carrier guide posts 210 are provided and are respectively provided at four corner positions of the transfer member.
Furthermore, the test board 115 is further provided with two carrier limiting portions 116 for limiting the position of the loading element 200 after being restored, the two carrier limiting portions 116 are arranged on the left and right sides, and the loading element 200 is restored to the second preset position under the action of the restoring element 113, so that the welding portion of the product to be tested on the loading element is matched with the test probe.
As shown in the embodiment of fig. 1 to 6, the testing platform 110 further has a testing board 115, the testing plug 111 is disposed on the testing board 115, the mounting rack 100 further has a first connecting portion, the testing board 115 has a second connecting portion, and the first connecting portion is matched with the first connecting portion and used for replacing the testing board 115.
Further, the first connecting portion includes a sliding groove structure disposed on the mounting frame 100, and the second connecting portion includes a sliding rail structure disposed on a board edge of the testing board 115 and matched with the sliding groove structure.
As shown in fig. 1 to 6, the mounting frame 100, the carrier 200 and the driving mechanism may be made of aluminum alloy according to the requirement, and the surface of the mounting frame is subjected to sand blasting and anodizing treatment to provide the mounting frame with high strength, wear resistance, insulation, strong structure and fine appearance.
The first driving member 310 may be in the form of a handle, etc., as shown in fig. 1 to 3, the first driving member 310 is a handle, and the first driving member 310 is driven to rotate by a manual power.
The position of the driving substrate 340 can be adjusted as required by the adjusting mechanism to deal with problems such as installation and debugging.
The test board 115 and the detection platform 110 are quickly assembled, disassembled and replaced through the matching of the first connecting part and the second connecting part, and when the welding positions of the parts to be detected of different circuit boards need to be detected, the detection requirements of different products can be met through the mode of replacing the test board 115. The modular design realizes the technical effect of random use.
The avoiding space 120 is arranged to enable the driving pressing block 350 to be lifted back upwards by 0.3mm when the first driving member 310 moves forward, so that the resetting member 113 abuts against the loading member 200 to move upwards, and the welding part of the product to be tested on the loading member 200 leaves the insertion part and is matched with the test probe for detection. The first preset position, the second preset position and the corresponding welding part are arranged in sequence in a matching mode with the insertion part and the test probe, so that the welding leg which is not welded firmly or welded abnormally leaves the welding pad when the driving pressing block 350 moves reversely, and preparation is made for subsequent detection.
The embodiment also provides a detection method of the welding quality detection device, which comprises the following steps:
a loading part for loading the product to be tested on the loading member 200;
the driving mechanism drives the loading piece 200 to move, and enables the loading piece 200 to move to a first preset position, so that the welding part of the product to be detected is matched with the insertion part of the detection plug 111;
the driving mechanism drives the carrier 200 to move, so that the welding part is separated from the inserting part, and the carrier 200 moves to a second preset position, so that the welding part is matched with the test probe of the detection plug 111, and if the welding part is welded to be qualified, the step (a1) is executed; otherwise, performing step (a 2);
(a1) the display instrument 112 displays green, or the display instrument 112 displays the detection result value;
(a2) the display instrument 112 displays red, or the display instrument 112 displays the detection result value and sends out an error prompt.
The detection method of the welding quality detection device can be applied to the welding quality detection device in any embodiment, the detection standard is unified because the whole detection process is not required to be checked by naked eyes of workers, the detection efficiency is greatly improved, and the labor cost is reduced.
It should be noted that the display instrument 112 may be a display lamp to directly determine whether the welding is acceptable by displaying green or red, where green represents acceptable and red represents unacceptable; the display instrument 112 may also be a test data display screen, as shown in fig. 5 and 6, the display instrument 112 includes a plurality of display screens, each display screen displays one of the detection result values of the detection result, and the worker determines whether the detection result values are qualified or meet the requirement according to all the detection result values. Of course, the display instrument 112 may also be a display or a terminal electrically connected to the detection plug 111, and the operator may determine whether the welding is qualified according to data or graphics provided by the display or the terminal.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A welding quality detection device, characterized by comprising:
the test device comprises a mounting frame, a detection platform and a display instrument, wherein the mounting frame is provided with the detection platform, the detection platform is provided with a detection plug, the detection plug is provided with a detection slot, a splicing part and a test probe are arranged in the slot of the detection slot, and the display instrument is electrically connected with the test probe;
the loading part is provided with a loading part for loading a product to be tested; and
the driving mechanism is arranged on the mounting frame and used for enabling the loading piece to move to a first preset position or a second preset position;
wherein:
the loading piece moves to the first preset position, so that the welding part of the product to be tested is matched with the insertion part; and the loading piece moves to the second preset position, so that the welding part is matched with the test probe.
2. The welding quality detection device according to claim 1, wherein the driving mechanism includes a first driving member, a first connecting member, and a first telescopic member, the first driving member is hinged to the mounting bracket, two ends of the first connecting member are respectively hinged to the first driving member and the first telescopic member, the mounting bracket is further provided with a first guide hole, the first telescopic member is used for driving the loading member and can move telescopically along the first guide hole, and the first driving member rotates and drives the first telescopic member to move telescopically, so that the loading member moves to the first preset position or the second preset position.
3. The welding quality detection device according to claim 2, wherein the mounting bracket is further provided with an avoidance space for avoiding the first driving member;
the first driving piece rotates to a first rotating angle in a first rotating direction, so that the first telescopic piece extends to a first extending position, and the loading piece moves to the first preset position;
the first driving piece rotates to a second rotation angle in the first rotation direction, the first telescopic piece is contracted to a first contraction position, the loading piece moves to a second preset position, and the second rotation angle is larger than the first rotation angle.
4. The welding quality detection device according to claim 2, wherein the driving mechanism further comprises a driving base plate, the first driving member is hinged to the driving base plate, and the mounting frame is further provided with an adjusting mechanism for adjusting the position of the driving base plate.
5. The welding quality detection device according to claim 4, wherein the adjusting mechanism comprises an adjusting stud, the mounting frame is further provided with a mounting plate, the mounting plate is provided with an adjusting threaded hole matched with the adjusting stud, and one end of the adjusting stud is connected with the driving base plate and used for adjusting the position of the driving base plate.
6. The welding quality detection device according to claim 5, wherein the adjusting mechanism further comprises an adjusting plate and a connecting member, the mounting plate is further provided with an adjusting through groove arranged in a strip shape, the adjusting through groove is arranged corresponding to the connecting member, so that the connecting member can move in the adjusting through groove, two ends of the connecting member are respectively connected with the adjusting plate and the driving substrate, and the adjusting plate and the driving substrate are respectively located at two sides of the mounting plate.
7. The welding quality detection device according to claim 2, wherein the driving mechanism further comprises a driving press block, the driving press block is arranged at an end portion of the first telescopic member, the detection table is further provided with a reset member for resetting the loading member, the first telescopic member extends out and drives the driving press block to abut against the loading member and move the loading member to the first preset position, the first telescopic member contracts to enable the driving press block to leave the loading member, and the reset member abuts against the loading member and moves the loading member to the second preset position.
8. The welding quality detecting apparatus according to any one of claims 1 to 7, wherein the carrier is further provided with a carrier guide post, and the detecting table is further provided with a carrier guide hole engaged with the carrier guide post.
9. The welding quality detecting device according to any one of claims 1 to 7, wherein the test platform is further provided with a test board, the test plug is disposed on the test board, the mounting frame is further provided with a first connecting portion, the test board is provided with a second connecting portion, and the first connecting portion is matched with the first connecting portion and used for replacing the test board.
10. A detection method of a welding quality detection device is characterized by comprising the following steps:
loading a product to be tested on a loading part of a loading piece;
the driving mechanism drives the loading piece to move, and enables the loading piece to move to a first preset position, so that the welding part of the product to be detected is matched with the insertion part of the detection plug;
the driving mechanism drives the loading piece to move, so that the welding part is separated from the inserting part, the loading piece is moved to a second preset position, the welding part is matched with the test probe of the detection plug, and if the welding part is welded to be qualified, the step (a1) is executed; otherwise, performing step (a 2);
(a1) the display instrument displays green, or the display instrument displays a detection result value;
(a2) and the display instrument displays red, or the display instrument displays the detection result value and sends out an error-reporting prompt.
CN201810496715.9A 2018-05-22 2018-05-22 Welding quality detection device and detection method thereof Active CN108760819B (en)

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