CN114705895A - Device and method for testing service life of power adapter - Google Patents
Device and method for testing service life of power adapter Download PDFInfo
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- CN114705895A CN114705895A CN202210351197.8A CN202210351197A CN114705895A CN 114705895 A CN114705895 A CN 114705895A CN 202210351197 A CN202210351197 A CN 202210351197A CN 114705895 A CN114705895 A CN 114705895A
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- 238000012360 testing method Methods 0.000 title claims abstract description 88
- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 61
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 238000003825 pressing Methods 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
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- 230000005571 horizontal transmission Effects 0.000 description 3
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/003—Environmental or reliability tests
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/66—Testing of connections, e.g. of plugs or non-disconnectable joints
- G01R31/68—Testing of releasable connections, e.g. of terminals mounted on a printed circuit board
- G01R31/69—Testing of releasable connections, e.g. of terminals mounted on a printed circuit board of terminals at the end of a cable or a wire harness; of plugs; of sockets, e.g. wall sockets or power sockets in appliances
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Abstract
The invention discloses a device and a method for testing the service life of a power adapter, wherein the device comprises a test base; through setting up drive chain, make drive sprocket pass through drive chain and drive driven sprocket intermittent type and rotate, and then make drive chain pass through the setting element and drive the equidistant transmission of power adapter that awaits measuring, stop the transmission when the power adapter that awaits measuring transports Z axle electric putter's below, make Z axle electric putter promote the sliding sleeve downstream, stop moving down when the limit clamp plate of sliding sleeve one side is located the appointed height in power adapter top that awaits measuring, then insert test system with the power adapter that awaits measuring through pulling out the mechanism of inserting, the power adapter that awaits measuring breaks off with the power adapter that awaits measuring through pulling out the mechanism of inserting after the power adapter that awaits measuring test, replace traditional manual work to pull out repeatedly and insert, and need not take repeatedly to await measuring power adapter in whole testing process, artificial damage to the power adapter that awaits measuring has been reduced.
Description
Technical Field
The invention belongs to the technical field of power adapters, and particularly relates to a device and a method for testing the service life of a power adapter.
Background
The power adapter is also called an external power supply, is power supply conversion equipment for small portable electronic equipment and electronic appliances, generally comprises a shell, a power transformer and a rectification circuit, and can be divided into an alternating current output type and a direct current output type according to the output type, and can be divided into a wall-plugging type and a desktop type according to the connection mode. Widely matched in devices such as a telephone master and a telephone slave, a game machine, a language repeater, a walkman, a notebook computer, a cellular phone and the like; with the continuous development and progress of scientific technology, the requirements of application practices of various scientific research projects on power adapters are increased year by year, and a plurality of new requirements on the aspects of precision, performance, specification, variety, type, volume and the like are provided.
The power adapter needs to be tested for service life during production, the power adapter needs to be repeatedly plugged and unplugged during testing, working strength is increased, and the situation that the power adapter is too hard to take and put during manual operation inevitably causes serious damage to the power adapter, so that the device and the method for testing the service life of the power adapter are provided.
Disclosure of Invention
The technical problem to be solved by the present invention is to overcome the existing defects, and provide a device and a method for testing the service life of a power adapter, so as to solve the problems that the work intensity is increased due to the fact that the power adapter needs to be repeatedly plugged and unplugged during the test, and the power adapter is seriously damaged due to the fact that the power adapter is excessively forcefully taken and unplugged during manual operation.
In order to achieve the purpose, the invention provides the following technical scheme: a service life testing device for a power adapter comprises a testing base, wherein a driving chain wheel and a driven chain wheel are respectively and rotatably connected to two sides of the top of the testing base, the driving chain wheel and the driven chain wheel are in transmission connection through a transmission chain, positioning pieces are fixedly connected to the outer sides of the transmission chain, the power adapter to be tested is arranged between adjacent positioning pieces, a Z-axis electric push rod is arranged on one side of the testing base and is positioned above the power adapter to be tested, a sliding sleeve is fixedly connected to the output end of the Z-axis electric push rod, a plugging mechanism is arranged on the inner side of the sliding sleeve, a limiting pressure plate is fixedly connected to the top of one side, close to the power adapter to be tested, of the sliding sleeve, the limiting pressure plate is positioned at the top end of the power adapter to be tested, a supporting table is fixedly connected to the bottom of the positioning pieces at the top of the testing base, the supporting table is connected with the positioning piece in a sliding mode.
Preferably, the locating piece includes locating plate and connecting portion, the equal fixedly connected with connecting portion in both ends of locating plate, connecting portion all with drive chain fixed connection, the top intermediate position fixedly connected with baffle of locating plate, the bottom symmetry of locating plate is provided with the lug.
Preferably, pull out insertion mechanism and include plug, gag lever post and X axle electric putter, plug sliding connection is in the inboard of sliding sleeve, the plug is kept away from the one side symmetry fixedly connected with gag lever post of the power adapter that awaits measuring, the gag lever post all with one side sliding connection of sliding sleeve, the outside fixedly connected with X axle electric putter of sliding sleeve, X axle electric putter's output and plug fixed connection.
Preferably, the supporting table top is symmetrically provided with sliding grooves, the inner sides of the sliding grooves are connected with protruding blocks in a sliding mode, and one side of the supporting table top is provided with a guide groove.
Preferably, test base one side fixedly connected with stand, stand top fixedly connected with sliding stand, the inboard sliding connection of sliding stand has the slider, slider and Z axle electric putter's top fixed connection, slider one side is rotated and is connected with the screw rod, screw rod and one side threaded connection of sliding stand, the other end fixedly connected with of screw rod rotates the piece.
Preferably, the sliding table is symmetrically and slidably connected with a sliding block on the inner side, a Z-axis electric push rod is fixedly connected to the inner side of the sliding block, and the Z-axis electric push rod is located on one side of the adjacent power adapter to be tested.
Preferably, the Z-axis electric push rod is fixedly connected with a slide rod through a fixed block, the slide rod is connected with a connecting frame in a sliding manner, and one end of the connecting frame is fixedly connected with the sliding sleeve.
Preferably, a reduction gearbox is fixedly connected to one side of the test base, a driving motor is fixedly connected to the outer side of the reduction gearbox, and the output end of the driving motor is in transmission connection with the driving sprocket through the reduction gearbox.
Preferably, test base one side is provided with the control cabinet, one side that the control cabinet is close to the power adapter that awaits measuring is provided with the display, control cabinet and Z axle electric putter, X axle electric putter, proximity sensor and driving motor electric connection, proximity sensor sets up in the bottom of spacing clamp plate.
A testing method for a power adapter life testing device comprises the following steps:
step 1: preparing for work, presetting a control program of a driving motor through a control console, enabling the driving motor to carry out equidistant intermittent motion, wherein the spacing distance is the distance between three positioning pieces, namely the distance between adjacent power adapters to be detected, then starting trial operation, sequentially placing the power adapters to be detected between the positioning pieces uniformly arranged on the outer sides of a transmission chain, supporting two sides of the power adapters to be detected through positioning plates in the positioning pieces, and spacing the adjacent power adapters to be detected at equal intervals through partition plates, driving a driving chain wheel to drive a driven chain wheel to rotate intermittently through the transmission chain under the driving of the driving motor, further enabling the transmission chain to drive the power adapters to be detected to carry out equidistant transmission through the positioning pieces, stopping transmission when the power adapters to be detected are transported to the lower part of a Z-axis electric push rod, and then controlling the Z-axis electric push rod to push a sliding sleeve to move downwards according to the control console, when the limiting pressure plate on one side of the sliding sleeve is positioned at the top of the power adapter to be tested, the top of the power adapter to be tested is sensed through a proximity sensor at the bottom of the limiting pressure plate, when the limiting pressure plate is positioned at a set position, the control console controls the Z-axis electric push rod to stop working, the plugging and unplugging mechanism on the inner side of the sliding sleeve is positioned on one side of the power adapter to be tested and is positioned on the same horizontal plane with the socket of the power adapter to be tested, then the plugging and unplugging mechanism and the socket of the power adapter to be tested are calibrated, when the calibration is carried out, the screw rod on one side of the sliding table is rotated through the rotating piece, the screw rod pushes the sliding block to slide on the inner side of the sliding table, the sliding block drives the Z-axis electric push rod to move, when the sliding sleeve on the output end of the Z-axis electric push rod faces the socket of the power adapter to be tested, the plugging and unplugging mechanism faces the socket of the power adapter to be tested, then setting control programs of the Z-axis electric push rod and the pulling and inserting mechanism;
and 2, step: the test is started, the power adapter to be tested is sequentially placed between the positioning pieces, so that the power adapter to be tested is intermittently transmitted at equal intervals under the transmission of the transmission chain, the positioning pieces are arranged at the tops of the supporting tables in the transmission process, the positioning plates in the positioning pieces slide at the tops of the supporting tables through the bumps, the sliding grooves are formed in the tops of the supporting tables corresponding to the bumps, so that the stability of the positioning pieces during horizontal transmission is ensured, the bumps slide at the inner sides of the guide grooves before entering the inner sides of the sliding grooves, and finally enter the inner sides of the sliding grooves along with the guide of the guide grooves, so that a plurality of positioning pieces can slide at the tops of the supporting tables, when the transmission chain stops transmission, the Z-axis electric push rod can push the sliding sleeve to move downwards, the sliding sleeve can drive the connecting frame to slide at the outer sides of the sliding rods when moving, the stability of the sliding sleeve is ensured through the sliding rods, and when the limiting pressure plate on one side of the sliding sleeve senses the power adapter to be tested through the proximity sensor, the sliding sleeve stops moving downwards, then, an X-axis electric push rod in the plugging and unplugging mechanism pushes a plug to slide on the inner side of a sliding sleeve, limiting rods symmetrically and fixedly connected to one side of the plug are connected with the sliding sleeve in a sliding mode, the stability of the plug is guaranteed, the plug is finally plugged into a socket on one side of a power adapter to be tested along with the pushing of the X-axis electric push rod, after the power adapter to be tested is tested, a test result can be displayed through a display on one side of a control console, so that the test result of the power adapter to be tested can be observed conveniently, then the plug is unplugged under the action of the X-axis electric push rod, and the Z-axis electric push rod is reset;
and 3, step 3: blanking, the tested power adapters to be tested continue to convey at equal intervals under the action of the transmission chain, so that the next group of power adapters to be tested enter a test area, unqualified products can be sorted by the tested power adapters to be tested through the test result displayed by the display, and the strict management and control of the tested power adapters are guaranteed while the efficiency is improved.
Compared with the prior art, the invention provides a device and a method for testing the service life of a power adapter, which have the following beneficial effects:
1. according to the invention, the driving chain is arranged, the driving chain drives the driven chain wheel to intermittently rotate through the driving chain, the driving chain drives the power adapter to be tested to perform equidistant transmission through the positioning piece, the transmission is stopped when the power adapter to be tested is transported to the position below the Z-axis electric push rod, the Z-axis electric push rod pushes the sliding sleeve to move downwards, the sliding sleeve stops moving downwards when the limiting pressing plate at one side of the sliding sleeve is positioned at a specified height above the power adapter to be tested, then the power adapter to be tested is connected into a test system through the plugging and unplugging mechanism, the power adapter to be tested is disconnected through the plugging and unplugging mechanism after the power adapter to be tested is tested, the traditional manual repeated plugging and unplugging is replaced, the power adapter to be tested does not need to be repeatedly taken and placed in the whole test process, and the damage of the power adapter to be tested caused by human is reduced;
2. according to the invention, the plug is pushed to slide on the inner side of the sliding sleeve by the X-axis electric push rod in the plug pulling and inserting mechanism, the limiting rods symmetrically and fixedly connected with one side of the plug are in sliding connection with the sliding sleeve, the stability of the plug is ensured, the plug is finally inserted into the socket on one side of the power adapter to be tested along with the pushing of the X-axis electric push rod, and the plug is pulled out under the action of the X-axis electric push rod after the power adapter to be tested is tested, so that the effect of manual repeated pulling and inserting of a substitute body is achieved;
3. according to the invention, the supporting table is arranged, the positioning plate in the positioning piece slides on the top of the supporting table through the convex block, the sliding groove is formed in the top of the supporting table corresponding to the convex block so as to ensure the stability of the positioning piece during horizontal conveying, and the convex block firstly slides on the inner side of the guide groove before entering the inner side of the sliding groove and finally enters the inner side of the sliding groove along with the guide of the guide groove so as to ensure that the positioning pieces can slide on the top of the supporting table.
The device has the advantages that the structure is scientific and reasonable, the use is safe and convenient, and great help is provided for people.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:
fig. 1 is a schematic front view of an axial structure of a device for testing the life of a power adapter according to the present invention;
FIG. 2 is a schematic diagram of a rear-view axis measurement structure for a power adapter life testing apparatus according to the present invention;
fig. 3 is a schematic diagram of a partially exploded structure of a life testing device for a power adapter according to the present invention;
FIG. 4 is a schematic structural diagram of a test socket for use in a power adapter life testing apparatus according to the present invention;
FIG. 5 is a schematic structural diagram of a transmission chain used in a device for testing the life of a power adapter according to the present invention;
fig. 6 is a schematic structural diagram of a positioning element used in a power adapter life test apparatus according to the present invention;
FIG. 7 is a schematic bottom view of a limiting pressing plate used in the device for testing the service life of a power adapter according to the present invention;
fig. 8 is a schematic structural diagram of a plug-in mechanism used in the apparatus for testing the service life of a power adapter according to the present invention;
in the figure: the test device comprises a test base 1, a driving sprocket 2, a driven sprocket 3, a transmission chain 4, a positioning piece 5, a power adapter 6 to be tested, a Z-axis electric push rod 7, a sliding sleeve 8, a plugging mechanism 9, a limiting pressing plate 10, a supporting table 11, a positioning plate 12, a connecting part 13, a partition plate 14, a bump 15, a plug 16, a limiting rod 17, an X-axis electric push rod 18, a sliding groove 19, a guide groove 20, an upright post 21, a sliding table 22, a sliding block 23, a screw rod 24, a rotating part 25, a fixing block 26, a sliding rod 27, a connecting frame 28, a proximity sensor 29, a reduction box 30, a driving motor 31, a control console 32 and a display 33.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: a service life testing device for a power adapter comprises a testing base 1, wherein a driving chain wheel 2 and a driven chain wheel 3 are respectively and rotatably connected to two sides of the top of the testing base 1, the driving chain wheel 2 and the driven chain wheel 3 are in transmission connection through a transmission chain 4, positioning pieces 5 are fixedly connected to the outer sides of the transmission chain 4, a power adapter 6 to be tested is arranged between the adjacent positioning pieces 5, a Z-axis electric push rod 7 is arranged on one side of the testing base 1, the Z-axis electric push rod 7 is positioned above the power adapter 6 to be tested, a sliding sleeve 8 is fixedly connected to the output end of the Z-axis electric push rod 7, a plugging mechanism 9 is arranged on the inner side of the sliding sleeve 8, a limiting pressure plate 10 is fixedly connected to the top of one side of the sliding sleeve 8, close to the power adapter 6 to be tested, the limiting pressure plate 10 is positioned at the top end of the power adapter 6 to be tested, and a supporting table 11 is fixedly connected to the top of the testing base 1, the support platform 11 is slidably connected with the positioning piece 5.
In the present invention, preferably, the positioning element 5 includes a positioning plate 12 and a connecting portion 13, the connecting portion 13 is fixedly connected to both ends of the positioning plate 12, the connecting portion 13 is fixedly connected to the transmission chain 4, a partition plate 14 is fixedly connected to the middle position of the top of the positioning plate 12, and the bottom of the positioning plate 12 is symmetrically provided with a protrusion 15.
In the invention, preferably, the plugging mechanism 9 comprises a plug 16, a limiting rod 17 and an X-axis electric push rod 18, the plug 16 is slidably connected to the inner side of the sliding sleeve 8, the limiting rod 17 is symmetrically and fixedly connected to one side of the plug 16 away from the power adapter 6 to be tested, the limiting rod 17 is slidably connected to one side of the sliding sleeve 8, the X-axis electric push rod 18 is fixedly connected to the outer side of the sliding sleeve 8, and the output end of the X-axis electric push rod 18 is fixedly connected to the plug 16.
In the present invention, preferably, sliding grooves 19 are symmetrically formed on the top of the supporting platform 11, the inner sides of the sliding grooves 19 are slidably connected with the protrusions 15, and a guide groove 20 is formed on one side of the top of the supporting platform 11.
In the invention, preferably, one side of the test base 1 is fixedly connected with a vertical column 21, the top end of the vertical column 21 is fixedly connected with a sliding table 22, the inner side of the sliding table 22 is connected with a sliding block 23 in a sliding manner, the sliding block 23 is fixedly connected with the top of the Z-axis electric push rod 7, one side of the sliding block 23 is rotatably connected with a screw rod 24, the screw rod 24 is in threaded connection with one side of the sliding table 22, and the other end of the screw rod 24 is fixedly connected with a rotating piece 25.
In the invention, preferably, the inner sides of the sliding tables 22 are symmetrically and slidably connected with sliding blocks 23, the inner sides of the sliding blocks 23 are fixedly connected with Z-axis electric push rods 7, and the Z-axis electric push rods 7 are positioned at one side of the adjacent power adapter 6 to be tested.
In the invention, preferably, a sliding rod 27 is fixedly connected to the outer side of the Z-axis electric push rod 7 through a fixed block 26, a connecting frame 28 is slidably connected to the outer side of the sliding rod 27, and one end of the connecting frame 28 is fixedly connected with the sliding sleeve 8.
In the invention, preferably, one side of the test base 1 is fixedly connected with a reduction gearbox 30, the outer side of the reduction gearbox 30 is fixedly connected with a driving motor 31, and the output end of the driving motor 31 is in transmission connection with the driving chain wheel 2 through the reduction gearbox 30.
In the present invention, preferably, a console 32 is disposed on one side of the test base 1, a display 33 is disposed on one side of the console 32 close to the power adapter 6 to be tested, the console 32 is electrically connected to the Z-axis electric push rod 7, the X-axis electric push rod 18, the proximity sensor 29 and the driving motor 31, and the proximity sensor 29 is disposed at the bottom of the limit pressure plate 10.
A testing method for a power adapter life testing device comprises the following steps:
step 1: preparing for work, presetting a control program of a driving motor 31 through a control console 32 to enable the driving motor 31 to carry out equidistant intermittent motion, wherein the spacing distance is the distance between three positioning pieces 5, namely the distance between adjacent power adapters 6 to be tested, then starting trial operation, sequentially placing the power adapters 6 to be tested between the positioning pieces 5 uniformly arranged on the outer side of a transmission chain 4, supporting two sides of the power adapters 6 to be tested through positioning plates 12 in the positioning pieces 5, and equally spacing the adjacent power adapters 6 to be tested through partition plates 14, after the driving motor 31 is started, enabling a driving chain wheel 2 to drive a driven chain wheel 3 to intermittently rotate through the transmission chain 4 under the driving of the driving motor 31, further enabling the transmission chain 4 to drive the power adapters 6 to be tested to carry out equidistant transmission through the positioning pieces 5, and stopping transmission when the power adapters 6 to be tested are transported to the lower part of a Z-axis electric push rod 7, at this time, according to the fact that the control console 32 controls the Z-axis electric push rod 7 to push the sliding sleeve 8 to move downwards, when the limiting pressing plate 10 on one side of the sliding sleeve 8 is located on the top of the power adapter 6 to be tested, the proximity sensor 29 on the bottom of the limiting pressing plate 10 senses the top of the power adapter 6 to be tested, when the limiting pressing plate 10 is located at a set position, the control console 32 controls the Z-axis electric push rod 7 to stop working, the plugging and unplugging mechanism 9 on the inner side of the sliding sleeve 8 is located on one side of the power adapter 6 to be tested and is located on the same horizontal plane with the socket of the power adapter 6 to be tested, then the plugging and unplugging mechanism 9 and the socket of the power adapter 6 to be tested are calibrated, during calibration, the rotating part 25 rotates the screw 24 on one side of the sliding table 22, so that the screw 24 pushes the sliding block 23 to slide on the inner side of the sliding table 22, and further the sliding block 23 drives the Z-axis electric push rod 7 to move, when the sliding sleeve 8 at the output end of the Z-axis electric push rod 7 is opposite to the socket of the power adapter 6 to be tested, the adjustment is stopped, so that the plugging mechanism 9 is opposite to the socket of the power adapter 6 to be tested, and then the control programs of the Z-axis electric push rod 7 and the plugging mechanism 9 are set;
and 2, step: the test is started, the power adapters 6 to be tested are sequentially placed between the positioning pieces 5, the power adapters 6 to be tested are intermittently transmitted at equal intervals under the transmission of the transmission chain 4, the positioning pieces 5 are in the transmission process, the positioning plates 12 in the positioning pieces 5 slide on the top of the supporting table 11 through the bumps 15, the sliding grooves 19 are formed in the top of the supporting table 11 corresponding to the bumps 15, so that the stability of the positioning pieces 5 in horizontal transmission is guaranteed, the bumps 15 slide on the inner sides of the guide grooves 20 before entering the inner sides of the sliding grooves 19, and finally enter the inner sides of the sliding grooves 19 along with the guide of the guide grooves 20, so that the positioning pieces 5 can slide on the top of the supporting table 11, when the transmission chain 4 stops transmitting, the Z-axis electric push rod 7 can push the sliding sleeve 8 to move downwards, and the sliding sleeve 8 can drive the connecting frame 28 to slide on the outer sides of the sliding rods 27 when moving, the stability of the sliding sleeve 8 is further ensured through the sliding rod 27, when the limit pressure plate 10 on one side of the sliding sleeve 8 senses the power adapter 6 to be tested through the proximity sensor 29, the downward movement is stopped, then the X-axis electric push rod 18 in the plugging mechanism 9 pushes the plug 16 to slide on the inner side of the sliding sleeve 8, the limit rods 17 symmetrically and fixedly connected with one side of the plug 16 are in sliding connection with the sliding sleeve 8, the stability of the plug 16 is ensured, along with the pushing of the X-axis electric push rod 18, the plug 16 is finally inserted into the socket on one side of the power adapter 6 to be tested, after the power adapter 6 to be tested is tested, the test result is displayed through the display 33 on one side of the control console 32, so that the test result of the power adapter 6 to be tested can be observed, then the plug 16 is pulled out under the action of the X-axis electric push rod 18, and the Z-axis electric push rod 7 is reset;
and step 3: blanking, the tested power adapters 6 to be tested continue to convey at equal intervals under the action of the transmission chain 4, so that the next group of power adapters 6 to be tested enter a test area, the tested power adapters 6 to be tested can sort unqualified products through test results displayed by the display 33, and the efficiency is improved while the strict management and control of the tested power adapters 6 are ensured.
The working principle and the using process of the invention are as follows: when the test device is used, a control program of the driving motor 31 is preset through the console 32, so that the driving motor 31 performs equidistant intermittent motion, the spacing distance is the distance between three positioning pieces 5, namely the distance between adjacent power adapters 6 to be tested, then the test operation is started, the power adapters 6 to be tested are sequentially placed between the positioning pieces 5 uniformly arranged on the outer sides of the transmission chains 4, two sides of the power adapters 6 to be tested are supported through the positioning plates 12 in the positioning pieces 5, the adjacent power adapters 6 to be tested are equally spaced and separated through the partition plates 14, after the driving motor 31 is started, the driving chain wheel 2 drives the driven chain wheel 3 to intermittently rotate through the transmission chain 4 under the driving of the driving motor 31, further the transmission chain 4 drives the power adapters 6 to be tested to perform equidistant transmission through the positioning pieces 5, and the transmission is stopped when the power adapters 6 to be tested are transported to the lower part of the Z-axis electric push rod 7, at this time, according to the fact that the Z-axis electric push rod 7 is controlled by the console 32 to push the sliding sleeve 8 to move downwards, when the limit pressing plate 10 on one side of the sliding sleeve 8 is located at the top of the power adapter 6 to be tested, the proximity sensor 29 at the bottom of the limit pressing plate 10 senses the top of the power adapter 6 to be tested, when the limit pressing plate 10 is located at a set position, the console 32 controls the Z-axis electric push rod 7 to stop working, at this time, the plugging and unplugging mechanism 9 on the inner side of the sliding sleeve 8 is located on one side of the power adapter 6 to be tested and is located on the same horizontal plane with the socket of the power adapter 6 to be tested, then the plugging and unplugging mechanism 9 and the socket of the power adapter 6 to be tested are calibrated, during calibration, the screw 24 on one side of the sliding table 22 is rotated by the rotating member 25, so that the screw 24 pushes the sliding block 23 to slide on the inner side of the sliding table 22, and further the sliding block 23 drives the Z-axis electric push rod 7 to move, when the sliding sleeve 8 at the output end of the Z-axis electric push rod 7 is opposite to the socket of the power adapter 6 to be tested, the adjustment is stopped, so that the plugging mechanism 9 is opposite to the socket of the power adapter 6 to be tested, and then the control programs of the Z-axis electric push rod 7 and the plugging mechanism 9 are set; the test is started, the power adapters 6 to be tested are sequentially placed between the positioning pieces 5, the power adapters 6 to be tested are intermittently transmitted at equal intervals under the transmission of the transmission chain 4, the positioning pieces 5 are in the transmission process, the positioning plates 12 in the positioning pieces 5 slide on the top of the supporting table 11 through the bumps 15, the sliding grooves 19 are formed in the top of the supporting table 11 corresponding to the bumps 15, so that the stability of the positioning pieces 5 in horizontal transmission is guaranteed, the bumps 15 slide on the inner sides of the guide grooves 20 before entering the inner sides of the sliding grooves 19, and finally enter the inner sides of the sliding grooves 19 along with the guide of the guide grooves 20, so that the positioning pieces 5 can slide on the top of the supporting table 11, when the transmission chain 4 stops transmitting, the Z-axis electric push rod 7 can push the sliding sleeve 8 to move downwards, and the sliding sleeve 8 can drive the connecting frame 28 to slide on the outer sides of the sliding rods 27 when moving, the stability of the sliding sleeve 8 is further ensured through the sliding rod 27, when the limit pressure plate 10 on one side of the sliding sleeve 8 senses the power adapter 6 to be tested through the proximity sensor 29, the downward movement is stopped, then the X-axis electric push rod 18 in the plugging mechanism 9 pushes the plug 16 to slide on the inner side of the sliding sleeve 8, the limit rods 17 symmetrically and fixedly connected with one side of the plug 16 are in sliding connection with the sliding sleeve 8, the stability of the plug 16 is ensured, along with the pushing of the X-axis electric push rod 18, the plug 16 is finally inserted into the socket on one side of the power adapter 6 to be tested, after the power adapter 6 to be tested is tested, the test result is displayed through the display 33 on one side of the control console 32, so that the test result of the power adapter 6 to be tested can be observed, then the plug 16 is pulled out under the action of the X-axis electric push rod 18, and the Z-axis electric push rod 7 is reset; the tested power adapters 6 to be tested continue to be conveyed at equal intervals under the action of the transmission chain 4, so that the next group of power adapters 6 to be tested enter a test area, unqualified products can be sorted by the test result displayed by the display 33 of the tested power adapters 6 to be tested, and the strict management and control of the power adapters 6 to be tested are guaranteed while the efficiency is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A life test device for a power adapter comprises a test base (1), and is characterized in that: the test device is characterized in that the two sides of the top of the test base (1) are respectively and rotatably connected with a driving chain wheel (2) and a driven chain wheel (3), the driving chain wheel (2) and the driven chain wheel (3) are in transmission connection through a transmission chain (4), the outer side of the transmission chain (4) is fixedly connected with a positioning piece (5), a power adapter (6) to be tested is arranged between the adjacent positioning pieces (5), a Z-axis electric push rod (7) is arranged on one side of the test base (1), the Z-axis electric push rod (7) is positioned above the power adapter (6) to be tested, the output end of the Z-axis electric push rod (7) is fixedly connected with a sliding sleeve (8), a pulling and inserting mechanism (9) is arranged on the inner side of the sliding sleeve (8), the top of the sliding sleeve (8) close to one side of the power adapter (6) to be tested is fixedly connected with a limiting pressing plate (10), and the limiting pressing plate (10) is positioned at the top end of the power adapter (6) to be tested, the test bed is characterized in that a supporting table (11) is fixedly connected to the bottom end, located on the positioning piece (5), of the top of the test bed (1), and the supporting table (11) is connected with the positioning piece (5) in a sliding mode.
2. The device for testing the service life of the power adapter as claimed in claim 1, wherein: the locating piece (5) comprises a locating plate (12) and connecting portions (13), the connecting portions (13) are fixedly connected to the two ends of the locating plate (12), the connecting portions (13) are fixedly connected with the transmission chain (4), a partition plate (14) is fixedly connected to the middle of the top of the locating plate (12), and protruding blocks (15) are symmetrically arranged at the bottom of the locating plate (12).
3. The device for testing the service life of the power adapter as claimed in claim 1, wherein: pull out and insert mechanism (9) including plug (16), gag lever post (17) and X axle electric putter (18), plug (16) sliding connection is in the inboard of sliding sleeve (8), one side symmetry fixedly connected with gag lever post (17) of awaiting measuring power adapter (6) are kept away from in plug (16), gag lever post (17) all with one side sliding connection of sliding sleeve (8), the outside fixedly connected with X axle electric putter (18) of sliding sleeve (8), the output and plug (16) fixed connection of X axle electric putter (18).
4. The device for testing the service life of the power adapter as claimed in claim 1, wherein: sliding grooves (19) are symmetrically formed in the top of the supporting table (11), a convex block (15) is connected to the inner side of each sliding groove (19) in a sliding mode, and a guide groove (20) is formed in one side of the top of the supporting table (11).
5. The life test device for the power adapter according to claim 1, characterized in that: test base (1) one side fixedly connected with stand (21), stand (21) top fixedly connected with sliding stand (22), the inboard sliding connection of sliding stand (22) has slider (23), the top fixed connection of slider (23) and Z axle electric putter (7), slider (23) one side is rotated and is connected with screw rod (24), one side threaded connection of screw rod (24) and sliding stand (22), the other end fixedly connected with of screw rod (24) rotates piece (25).
6. The life test device for the power adapter according to claim 5, wherein: the power adapter is characterized in that sliding blocks (23) are symmetrically and slidably connected to the inner sides of the sliding tables (22), Z-axis electric push rods (7) are fixedly connected to the inner sides of the sliding blocks (23), and the Z-axis electric push rods (7) are located on one side of the adjacent power adapters (6) to be tested.
7. The device for testing the service life of the power adapter as claimed in claim 1, wherein: z axle electric putter (7) outside is through fixed block (26) fixedly connected with slide bar (27), slide bar (27) outside sliding connection has link (28), link (28) one end and sliding sleeve (8) fixed connection.
8. The device for testing the service life of the power adapter as claimed in claim 1, wherein: the test base (1) one side fixedly connected with reducing gear box (30), reducing gear box (30) outside fixedly connected with driving motor (31), the output of driving motor (31) passes through reducing gear box (30) and is connected with drive sprocket (2) transmission.
9. The device for testing the service life of the power adapter as claimed in claim 1, wherein: test base (1) one side is provided with control cabinet (32), one side that control cabinet (32) are close to power adapter (6) that awaits measuring is provided with display (33), control cabinet (32) and Z axle electric putter (7), X axle electric putter (18), proximity sensor (29) and driving motor (31) electric connection, proximity sensor (29) set up in the bottom of limiting pressing plate (10).
10. A testing method for a power adapter life testing device according to any one of claims 1 to 9, characterized in that: the method comprises the following steps:
step 1: preparing for work, presetting a control program of a driving motor (31) through a control console (32), enabling the driving motor (31) to perform equidistant intermittent motion, wherein the interval distance is the distance between three positioning pieces (5), namely the distance between adjacent power adapters (6) to be tested, then starting trial operation, sequentially placing the power adapters (6) to be tested between the positioning pieces (5) uniformly arranged on the outer side of a transmission chain (4), supporting the two sides of the power adapters (6) to be tested through positioning plates (12) in the positioning pieces (5), and spacing the adjacent power adapters (6) to be tested at equal intervals through partition plates (14), after the driving motor (31) is started, enabling a driving chain wheel (2) to drive a driven chain wheel (3) to intermittently rotate through the transmission chain (4) under the driving of the driving motor (31), and further enabling the transmission chain (4) to drive the power adapters (6) to be tested to transmit at equal intervals through the positioning pieces (5) Moving, stopping transmission when the power adapter (6) to be tested is transported to the position below the Z-axis electric push rod (7), controlling the Z-axis electric push rod (7) to push the sliding sleeve (8) to move downwards through the console (32), when the limiting pressure plate (10) on one side of the sliding sleeve (8) is positioned at the top of the power adapter (6) to be tested, sensing the top of the power adapter (6) to be tested through the proximity sensor (29) at the bottom of the limiting pressure plate (10), when the limiting pressure plate (10) is positioned at a set position, controlling the Z-axis electric push rod (7) to stop working through the console (32), positioning the plugging and unplugging mechanism (9) on the inner side of the sliding sleeve (8) at the moment, and positioning the plugging and unplugging mechanism on the same horizontal plane with the socket of the power adapter (6) to be tested, and then calibrating the plugging and unplugging mechanism (9) with the socket of the power adapter (6) to be tested, during calibration, a screw rod (24) at one side of a sliding table (22) is rotated through a rotating part (25), the screw rod (24) pushes a sliding block (23) to slide at the inner side of the sliding table (22), and then the sliding block (23) drives a Z-axis electric push rod (7) to move, when a sliding sleeve (8) at the output end of the Z-axis electric push rod (7) faces an insertion opening of a power adapter (6) to be tested, adjustment is stopped, so that a plugging mechanism (9) faces the insertion opening of the power adapter (6) to be tested, and then control programs of the Z-axis electric push rod (7) and the plugging mechanism (9) are set;
step 2: the test is started, the power adapters to be tested (6) are sequentially placed between the positioning pieces (5), the power adapters to be tested (6) are conveyed intermittently at equal intervals under the transmission of the transmission chain (4), the positioning pieces (5) are in the transmission process, the positioning plates (12) in the positioning pieces (5) slide on the tops of the supporting tables (11) through the bumps (15), the tops of the supporting tables (11) are provided with sliding grooves (19) corresponding to the bumps (15) to ensure the stability of the positioning pieces (5) during horizontal conveying, and before the bumps (15) enter the inner sides of the sliding grooves (19), the inner sides of the guide grooves (20) slide firstly, and finally enter the inner sides of the sliding grooves (19) along with the guide of the guide grooves (20) to ensure that the positioning pieces (5) can slide on the tops of the supporting tables (11), when the transmission chain (4) stops transmission, the Z-axis electric push rod (7) can push the sliding sleeve (8) to move downwards, the sliding sleeve (8) can drive the connecting frame (28) to slide outside the sliding rod (27) when moving, further, the stability of the sliding sleeve (8) is ensured through the sliding rod (27), when the limiting pressure plate (10) on one side of the sliding sleeve (8) senses a power adapter (6) to be tested through the proximity sensor (29), the sliding movement is stopped, then, the X-axis electric push rod (18) in the plugging mechanism (9) pushes the plug (16) to slide on the inner side of the sliding sleeve (8), the limiting rods (17) symmetrically and fixedly connected on one side of the plug (16) are in sliding connection with the sliding sleeve (8), the stability of the plug (16) is ensured, along with the pushing of the X-axis electric push rod (18), finally, the plug (16) is plugged into a socket on one side of the power adapter (6) to be tested, and after the power adapter (6) to be tested is tested, a test result can be displayed through a display (33) on one side of the control console (32) The plug is pulled out so as to observe the test result of the power adapter (6) to be tested, then the plug (16) is pulled out under the action of the X-axis electric push rod (18), and the Z-axis electric push rod (7) is reset;
and step 3: blanking, the tested power adapters (6) to be tested continue to convey at equal intervals under the action of the transmission chain (4), so that the next group of power adapters (6) to be tested enter a test area, unqualified products can be sorted by the test result displayed by the display (33) of the tested power adapters (6) to be tested, and the strict management and control of the tested power adapters (6) are guaranteed while the efficiency is improved.
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| CN202210351197.8A CN114705895A (en) | 2022-04-02 | 2022-04-02 | Device and method for testing service life of power adapter |
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| CN202210351197.8A CN114705895A (en) | 2022-04-02 | 2022-04-02 | Device and method for testing service life of power adapter |
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