CN113607978B - Multi-station LCR automatic test switching device and method - Google Patents

Multi-station LCR automatic test switching device and method Download PDF

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Publication number
CN113607978B
CN113607978B CN202110806174.7A CN202110806174A CN113607978B CN 113607978 B CN113607978 B CN 113607978B CN 202110806174 A CN202110806174 A CN 202110806174A CN 113607978 B CN113607978 B CN 113607978B
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China
Prior art keywords
plate
fixedly connected
side wall
rod
sliding
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CN202110806174.7A
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Chinese (zh)
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CN113607978A (en
Inventor
马卫东
唐川
陈智
李盼
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Chengdu Cisco Microelectronics Co ltd
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Chengdu Cisco Microelectronics Co ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/02General constructional details
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25HWORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/14Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
    • B25H1/16Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in height
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/02General constructional details
    • G01R1/04Housings; Supporting members; Arrangements of terminals
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)

Abstract

The invention discloses a multi-station LCR automatic test switching device which comprises a mounting plate, wherein the mounting plate is in a rectangular frame arrangement, a rotating rod is movably connected to the bottom of an inner cavity of the mounting plate, a placing plate is fixedly connected to the top of the rotating rod, a semicircular shell is fixedly connected to the side wall of the rotating rod, a plurality of arc-shaped openings which are uniformly distributed are formed in the side wall of the semicircular shell, a plurality of arc-shaped grooves which are uniformly distributed are formed in the top of the semicircular shell, a fixing plate is fixedly connected to the bottom of the inner cavity of the mounting plate, a transmission rod is movably connected between the fixing plate and the left side wall of the mounting plate through a bearing, the right end of the transmission rod penetrates through an inner ring of the bearing and extends to the right of the fixing plate, a circular plate is fixedly connected to the right of the fixing plate, and through mutual matching among a motor, the placing plate, the semicircular shell, the transmission rod and the like, the motor can intermittently drive the placing plate to rotate through the semicircular shell, so that the purpose of switching stations can be achieved, and the working efficiency of the motor can be effectively improved.

Description

Multi-station LCR automatic test switching device and method
Technical Field
The invention relates to the technical field of LCR automatic test switching, in particular to a multi-station LCR automatic test switching device and method.
Background
After inductor production is completed, a series of tests are required to be carried out on the inductor, unqualified inductors are removed, the purpose of ensuring that the inductor is qualified is achieved, a worker needs to use an LCR tester workbench to detect when the inductor is tested, when the existing LCR tester workbench is used, the existing LCR tester workbench is inconvenient to test, and the workbench cannot well switch stations after the test is completed, so that the defects of low working efficiency, low use efficiency and the like are caused, and therefore, the multi-station LCR automatic test switching device and method are provided.
Disclosure of Invention
The invention solves the technical problems of low working efficiency, low use efficiency and the like in the prior art, and provides a multi-station LCR automatic test switching device and a multi-station LCR automatic test switching method. The multi-station LCR automatic test switching device and the method have the characteristics of high working efficiency, high use efficiency and the like.
In order to achieve the above purpose, the present invention provides the following technical solutions: a multi-station LCR automatic test switching device mainly comprises a tester body, and further comprises a mounting plate, wherein a rotating rod is movably connected to the bottom of an inner cavity of the mounting plate, a placing plate is fixedly connected to the top of the rotating rod, a plurality of uniformly distributed mounting openings are formed in the top of the placing plate, and a semicircular shell is fixedly connected to the side wall of the rotating rod; the side wall of the semicircular shell is provided with a plurality of arc-shaped openings which are uniformly distributed, and the top of the semicircular shell is provided with a plurality of arc-shaped grooves which are uniformly distributed; the bottom of the inner cavity of the mounting plate is provided with a connecting rod driving mechanism connected with the semicircular shell, the placement plate is provided with a limit balance component, the top of the mounting plate is provided with a detection fixing component, the connecting rod driving mechanism is connected with the limit balance component, and the tester body is connected with the detection fixing component.
Further, the connecting rod driving mechanism comprises a fixed plate fixedly connected to the bottom of the inner cavity of the mounting plate, and a transmission rod is movably connected between the fixed plate and the left side wall of the mounting plate through a bearing; the right end of the transmission rod penetrates through the bearing inner ring and extends to the right of the fixed plate, a semicircular plate is fixedly connected to the right side wall of the circular plate close to the top, the semicircular plate is matched with the arc-shaped groove, an L-shaped rod is fixedly connected to the bottom of the circular plate, and the right end of the L-shaped rod penetrates through the arc-shaped opening and extends into the semicircular shell; the utility model provides a motor is installed to mounting panel inner chamber bottom department of being close to the left side, be connected through belt drive between motor output and the transfer line, fixedly connected with cam on the transfer line lateral wall, the cam below is provided with L shaped plate, L shaped plate bottom dead lever is connected with first spring, first spring bottom and mounting panel fixed connection, L shaped plate antetheca swing joint has the connecting rod, connecting rod antetheca swing joint has the swash plate, swash plate back lateral wall is close to left side department swing joint has the backup pad, backup pad and mounting panel fixed connection, swash plate back lateral wall is close to right side department swing joint has the ejector pin, post back lateral wall swing joint has the swinging plate, swinging plate back lateral wall swing joint has the rectangular plate, rectangular plate right side wall and mounting panel fixed connection, swing plate antetheca has seted up swing opening, be provided with the cylinder piece in the swing opening, cylinder piece extends to swinging plate rear fixedly connected with, mounting panel right side wall fixedly connected with diaphragm, the diaphragm top has been seted up the round orifice, the montant top passes and extends to push pedal top fixedly connected with diaphragm top.
The detection fixing assembly comprises a positioning groove arranged on the right inner wall of the mounting plate, a positioning plate is connected in a sliding manner in the positioning groove, a cross rod is fixedly connected to the left side wall of the positioning plate, the cross section of the cross rod is rectangular, two lantern rings are sleeved on the side wall of the cross rod, and a copper pipe is fixedly connected to the bottom of the lantern rings; the tester body is then installed at mounting panel inner chamber top, the tester body is pegged graft and is had positive connecting wire, positive connecting wire bottom and left copper pipe fixed connection, the tester body is pegged graft and is had the negative pole connecting wire, negative pole connecting wire bottom and right copper pipe fixed connection.
The limiting balance assembly comprises a placing block arranged in an installation opening, wherein the top of the placing block is fixedly connected with a limiting plate respectively, the bottom of the placing block penetrates through the installation opening and extends to the lower side of the placing plate, the limiting plate is in an L-shaped arrangement, the top of the placing block is slidably connected with a sliding plate, the side wall of the sliding plate is fixedly connected with a second spring, the second spring is far away from the sliding plate, one end of the second spring is fixedly connected with a baffle, the baffle is fixedly connected with the placing block, and one side of the sliding plate opposite to the center of the placing plate is fixedly connected with a pull rod.
For guaranteeing the result of use, two first screw hole has been seted up at the lantern ring top, first screw hole installs first bolt, sliding connection has the copper sheet in the copper pipe, copper sheet top fixedly connected with third spring, third spring top and copper pipe fixed connection.
The left side wall of the locating plate is provided with a second threaded hole, and a second bolt is installed in the second threaded hole.
Further, movable grooves matched with the sliding plates (30) are respectively formed in the tops of the plurality of placing blocks (27); the bottom of the sliding plate (30) extends into the movable groove, the front side wall and the rear side wall of the sliding plate (30) are respectively fixedly connected with a first sliding block, and the front inner wall and the rear inner wall of the movable groove are respectively provided with a first sliding groove matched with the first sliding block.
The locating plate front and rear side walls are respectively fixedly connected with a second sliding block, and the locating groove front and rear inner walls are respectively provided with a second sliding groove matched with the second sliding blocks.
The left and right inner walls of the mounting plate are respectively and movably connected with a movable door near the front side, and bottom plates are respectively and fixedly connected with the bottom of the mounting plate near the four corners.
A method for automatically testing a switching device by using a multi-station LCR comprises the following steps:
s1: firstly, adjusting the distance between two copper pipes (35) according to the distance between two inductance feet to be tested, unscrewing a first bolt (38), adjusting the distance between the two copper pipes (35), enabling the center positions of two copper sheets (36) to correspond to the inductance feet, screwing the first bolt (38) after the adjustment is completed, and fixing the positions of the two lantern rings (34) and the copper pipes (35);
s2: then, the height of the copper pipe (35) is adjusted according to the inductance height to be tested, the second bolt (44) is unscrewed, then the cross rod (33) is lifted upwards, the height of the copper pipe (35) can be adjusted, the second bolt (44) is screwed after the adjustment is finished, and the position of the cross rod (33) is fixed;
s3, driving the sliding plate (30) and the limiting plate (29) to be far away from each other through the pull rod to compress the second spring (31), placing the inductor between the sliding plate (30) and the limiting plate (29), loosening the pull rod, and synchronously pushing the sliding plate 30 by the second spring (31) to fix the inductor on the placing block (27) so as to fix the inductor on a position corresponding to the copper sheet (36);
s4, starting a motor (13) after the inductor is fixed, and sequentially conveying the inductor to be detected to a tester body (39) for detection by a connecting rod driving mechanism limiting balance assembly;
and S5, when the detected inductor rotates to the rear, the sliding plate (30) is far away from the inductor through the pull rod when the placing plate (3) stops rotating, and then the inductor is taken down to finish the work.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the mutual coordination among the motor, the placing plate, the semicircular shell, the transmission rod and the like, the motor can intermittently drive the placing plate to rotate through the semicircular shell, so that the purpose of switching stations is achieved, and the working efficiency of the device can be effectively improved;
2. according to the invention, through the mutual coordination among the motor, the cam, the L-shaped plate, the sloping plate, the first spring, the pushing plate and the like, the cam can enable the pushing plate to push the placing block and the inductor upwards through the L-shaped plate and the sloping plate, the purpose of detecting the inductor is achieved, and the detection efficiency can be effectively improved;
3. according to the invention, through the mutual matching among the sliding plate, the second spring, the limiting plate, the first bolt, the second bolt and the like, the position of the inductor can be fixed by the sliding plate and the limiting plate, the heights of the two copper tubes and the cross rod can be adjusted, and the use efficiency of the inductor can be effectively improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a front view of FIG. 1;
fig. 3 is an enlarged view at a in fig. 1;
fig. 4 is an enlarged view at B in fig. 1;
fig. 5 is an enlarged view at C in fig. 1;
FIG. 6 is a perspective view of the half-round shell of FIG. 1;
fig. 7 is a top view of the placement plate of fig. 1.
Reference numerals in the drawings: 1. a mounting plate; 2. a rotating lever; 3. placing a plate; 4. a semicircular shell; 5. an arc opening; 6. an arc-shaped groove; 7. a fixing plate; 8. a transmission rod; 9. a circular plate; 10. an L-shaped rod; 11. a semicircular plate; 12. a cam; 13. a motor; 14. an L-shaped plate; 15. a connecting rod; 16. a sloping plate; 17. a support plate; 18. a first spring; 19. a push rod; 20. a swinging plate; 21. a rectangular plate; 22. a cylindrical block; 23. a vertical rod; 24. a cross plate; 25. a push plate; 26. a movable opening; 27. placing a block; 28. a mounting opening; 29. a limiting plate; 30. a slide plate; 31. a second spring; 32. a baffle; 33. a cross bar; 34. a collar; 35. copper pipe; 36. copper sheets; 37. a third spring; 38. a first bolt; 39. a tester body; 40. a positive electrode connecting wire; 41. a negative electrode connecting wire; 42. a positioning groove; 43. a positioning plate; 44. a second bolt; 45. a movable door.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, the present invention mainly comprises a tester body 39, a mounting plate 1, a rotating rod 2, a placing plate 3, a mounting opening 28, a semicircular shell 4, an arc opening 5, an arc slot 6, a connecting rod driving mechanism, a limit balance assembly, a detection fixing assembly and other components.
During installation, a rotating rod 2 is arranged at the bottom of the inner cavity of the mounting plate 1 and is movably connected with the mounting plate 1, and a placing plate 3 is fixed at the top of the rotating rod 2. The number of the mounting openings 28 is more than one, which are fixedly arranged on the top of the placing plate 3 and uniformly distributed, and the semicircular shell 4 is arranged on the side wall of the rotating rod 2.
The number of the arc-shaped openings 5 is more than one, and the arc-shaped openings are uniformly distributed on the side wall of the semicircular shell 4. Meanwhile, the number of the arc-shaped grooves 6 is more than one, and the arc-shaped grooves are uniformly arranged at the top position of the semicircular shell 4.
The connecting rod driving mechanism comprises a fixed plate 7 fixedly connected to the bottom of the inner cavity of the mounting plate 1, and a transmission rod 8 is movably connected between the fixed plate 7 and the left side wall of the mounting plate 1 through a bearing. The right end of the transmission rod 8 passes through the bearing inner ring and extends to the right of the fixed plate 7 and is fixedly connected with a circular plate 9, the position, close to the top, of the right side wall of the circular plate 9 is fixedly connected with a semicircular plate 11, and the bottom of the circular plate 9 is fixedly connected with an L-shaped rod 10. The semicircular plate 11 is matched with the arc-shaped groove 6, and the right end of the L-shaped rod 10 passes through the arc-shaped opening 5 and extends into the semicircular shell 4.
Meanwhile, a motor 13 is arranged at the bottom of the inner cavity of the mounting plate 1 near the left side, and the output end of the motor 13 is connected with the transmission rod 8 through belt transmission. A cam 12 is fixedly connected to the side wall of the transmission rod 8, and an L-shaped plate 14 is arranged below the cam 12.
The dead lever of this L shaped plate 14 bottom is connected with first spring 18, first spring 18 bottom and mounting panel 1 fixed connection, and L shaped plate 14 front wall swing joint has connecting rod 15, connecting rod 15 front wall swing joint has swash plate 16. The rear side wall of the sloping plate 16 is movably connected with a supporting plate 17 near the left side, and the supporting plate 17 is fixedly connected with the mounting plate 1.
Meanwhile, the rear side wall of the inclined plate 16 is movably connected with a push rod 19 near the right side, the rear side wall of the push rod 19 is movably connected with a swinging plate 20, the rear side wall of the swinging plate 20 is movably connected with a rectangular plate 21, and the right side wall of the rectangular plate 21 is fixedly connected with the mounting plate 1.
The front wall of the swinging plate 20 is provided with a movable opening 26, a cylindrical block 22 is arranged in the movable opening 26, the cylindrical block 22 extends to the rear of the swinging plate 20 and is fixedly connected with a vertical rod 23, the right side wall of the inner cavity of the mounting plate 1 is fixedly connected with a transverse plate 24, the top of the transverse plate 24 is provided with a round hole, and the top end of the vertical rod 23 penetrates through the round hole and extends to the upper side of the transverse plate 24 and is fixedly connected with a push plate 25.
The detection fixing assembly is a detection component of the invention, and comprises a positioning groove 42 arranged on the right inner wall of the mounting plate 1, and a positioning plate 43 is slidably connected in the positioning groove 42. The left side wall of the locating plate 43 is fixedly connected with a cross rod 33, the cross section of the cross rod 33 is rectangular, meanwhile, two lantern rings 34 are sleeved on the side wall of the cross rod 33, and copper tubes 35 are fixedly connected to the bottoms of the lantern rings 34. The tester body 39 is mounted at the top of the inner cavity of the mounting plate 1, the tester body 39 is inserted with a negative connecting wire 41 and a positive connecting wire 40, the bottom end of the positive connecting wire 40 is fixedly connected with the copper pipe 35 on the left side, and the bottom end of the negative connecting wire 41 is fixedly connected with the copper pipe 35 on the right side.
The spacing balance assembly comprises a placing block 27 arranged in an installation opening 28, a spacing plate 29 fixedly connected to the top of the placing block 27 respectively, and the bottom of the placing block 27 passes through the installation opening 28 and then extends to the lower part of the placing plate 3, and meanwhile, the top of the placing block 27 is slidably connected with a sliding plate 30.
Limiting plate 29 is L shape setting, slide 30 lateral wall fixedly connected with second spring 31, the one end fixedly connected with baffle 32 that second spring 31 kept away from with slide 30 mutually, baffle 32 and place piece 27 fixed connection, slide 30 and place the opposite one side fixedly connected with pull rod in board 3 center.
In order to ensure the use effect, the copper sheet 36 is connected in a sliding manner in the copper tube 35, the top of the copper sheet 36 is fixedly connected with the third spring 37, the top end of the third spring 37 is fixedly connected with the copper tube 35, the copper tube 35 is fixedly connected with the bottom of the lantern ring 34, and the function of fixing the position of the inductor by the sliding plate 30 and the limiting plate 29 can be realized through the mutual matching among the sliding plate 30, the second spring 31, the limiting plate 29, the first bolt 38, the second bolt 44 and the like.
The heights of the two copper pipes 35 and the cross rod 33 can be adjusted, and the use efficiency of the two copper pipes can be effectively improved. Meanwhile, the left and right inner walls of the mounting plate 1 are respectively and movably connected with a movable door 45 near the front side, and the bottom of the mounting plate 1 is respectively and fixedly connected with a bottom plate near the four corners.
A method for automatically testing a switching device by using a multi-station LCR comprises the following steps:
s1: the distance between the two copper tubes 35 is adjusted according to the distance between the two inductance pins to be tested, the distance between the two copper tubes 35 is adjusted after the first bolts 38 are unscrewed, the center positions of the two copper sheets 36 correspond to the inductance pins, and the first bolts 38 are screwed after the adjustment is completed, so that the positions of the two lantern rings 34 and the copper tubes 35 are fixed.
S2, lifting the cross rod 33 upwards after unscrewing the second bolt 44, adjusting the height of the copper pipe 35, screwing the second bolt 44 after the adjustment is finished, and fixing the position of the cross rod 33.
And S3, after the inductor is placed between the sliding plate 30 and the limiting plate 29, the pull rod is loosened, and the second spring 31 pushes the sliding plate 30 to fix the inductor on the placing block 27 synchronously, so that the inductor is fixed at a position corresponding to the copper sheet 36.
S4: the motor 13 drives the transmission rod 8, the cam 12 and the circular plate 9 to rotate, the circular plate 9 drives the semicircular plate 11 and the L-shaped rod 10 to synchronously rotate the semicircular shell 4 through the arc opening 5 when the L-shaped rod 10 rotates to the lower half circle, the semicircular plate 11 rotates to the top, the L-shaped rod 10 breaks away from the arc opening 5 when rotating to the upper half circle, the synchronous semicircular plate 11 enters the arc groove 6, the arc groove 6 is matched with the semicircular plate 11, the semicircular plate 11 stops rotating the semicircular shell 4 when rotating in the arc groove 6, the intermittent rotation of the semicircular shell 4 is achieved, the placing plate 3 is driven to intermittently rotate when the semicircular shell 4 intermittently rotates, the synchronous placing plate 3 drives the inductor to intermittently rotate, the cam 12 is driven to rotate when the transmission rod 8 rotates, the convex part of the cam 12 rotates to the lower side to push the L-shaped plate 14 to compress the first spring 18 when the placing plate 3 stops rotating, the L-shaped plate 14 drives the inclined plate 16 to rotate anticlockwise through the connecting rod 15 synchronously, the copper drum ejector rod 19 of the inclined plate 16 drives the swinging plate 20 to swing clockwise, the swinging plate 20 drives the vertical rod 23 and the push plate 25 to ascend through the cylindrical block 22, the push plate 25 pushes the placing block 27 and the inductor upwards, the two inductance feet are respectively contacted with the corresponding copper sheet 36, the two inductance feet are prevented from deforming through the third spring 37 when the two inductance feet are contacted with the copper sheet 36, the tester body 39 detects the inductance when the two inductance feet are contacted with the copper sheet 36, the purpose of inductance detection is achieved, the cam 12 rotates to the upper side when the placing plate 3 rotates again, the L-shaped plate 14 is synchronously pushed by the first spring 18 to ascend, the L-shaped plate 14 drives the inclined plate 16 to rotate clockwise through the connecting rod 15, and the swinging plate 20 is synchronously driven by the inclined plate 16 through the ejector rod 19, the montant 23 and push pedal 25 descend, and place the piece 27 simultaneously and also can descend through gravity, and synchronous have place the board 3 and rotate the inductance that the detection was accomplished to the rear, and the next undetected inductance reaches two copper pipe 35 below simultaneously, reaches the purpose of automatic switching station.
S5, when the placing plate 3 stops rotating, the sliding plate 30 is far away from the inductor through the pull rod, and then the inductor is taken down to finish the work.
Working principle: the distance between the two copper tubes 35 is adjusted according to the distance between the two inductance pins to be tested, the distance between the two copper tubes 35 is adjusted after the first bolts 38 are unscrewed, the center positions of the two copper sheets 36 correspond to the inductance pins, the first bolts 38 are screwed after the adjustment is completed, and the purpose of fixing the positions of the two lantern rings 34 and the copper tubes 35 is achieved.
The second bolt 44 is loosened to lift the cross rod 33 upwards, the height of the copper pipe 35 can be adjusted, the second bolt 44 is tightened after the adjustment is completed, the position of the cross rod 33 is fixed, the inductor is placed between the sliding plate 30 and the limiting plate 29, the pull rod is loosened, the sliding plate 30 is pushed by the second spring 31 synchronously to fix the inductor on the placing block 27, and the inductor is fixed at a position corresponding to the copper sheet 36.
Then the motor 13 drives the transmission rod 8, the cam 12 and the circular plate 9 to rotate through the belt, the circular plate 9 drives the semicircular plate 11 and the L-shaped rod 10 synchronously, the semicircular shell 4 is stirred to rotate through the arc-shaped opening 5 when the L-shaped rod 10 rotates to the lower half circle, and the semicircular plate 11 rotates to the top. When the L-shaped rod 10 rotates to the upper half circle, the L-shaped rod is separated from the arc-shaped opening 5, and the synchronous semicircular plate 11 enters the arc-shaped groove 6.
Because arc groove 6 and semicircle board 11 assorted, so semicircle board 11 makes semicircle shell 4 stop rotating when arc groove 6 rotates, reaches semicircle shell 4 intermittent type nature rotation, and when semicircle shell 4 intermittent type nature rotates, also can drive to place board 3 intermittent type nature rotation, and synchronous by place board 3 drive inductance intermittent type nature rotation, drive cam 12 when transmission rod 8 rotates also can drive the rotation.
When the placing plate 3 stops rotating, the protruding part of the cam 12 rotates to the lower side to push the L-shaped plate 14 to descend so as to compress the first spring 18, the L-shaped plate 14 drives the inclined plate 16 to anticlockwise rotate through the connecting rod 15, the copper drum ejector rod 19 of the inclined plate 16 drives the swinging plate 20 to swing clockwise, the swinging plate 20 drives the vertical rod 23 and the push plate 25 to ascend through the cylindrical block 22, the placing block 27 and the inductor are pushed upwards by the push plate 25, so that the two pins of the inductor are respectively contacted with the corresponding copper sheet 36, the two pins of the inductor are prevented from deforming by the third spring 37 when the two pins of the inductor are contacted with the copper sheet 36, and the inductor is detected by the tester body 39 when the two pins of the inductor are contacted with the copper sheet 36, so that the purpose of detecting the inductor is achieved.
When placing board 3 and rotating again, cam 12 can rotate the top, synchronous by first spring 18 promotion L shaped plate 14 rise, make L shaped plate 14 drive swash plate 16 clockwise rotation through connecting rod 15, synchronous by swash plate 16 drive swing board 20 through ejector pin 19, montant 23 and push pedal 25 decline, place the piece 27 simultaneously also can descend through gravity, synchronous have place board 3 and rotate the rear with the inductance that detects the completion, simultaneously next undetected inductance reaches two copper pipe 35 below, reach the purpose of automatic switch-over station, keep away from slide 30 and inductance mutually through the pull rod when placing board 3 stall, accomplish work after the inductance is taken down.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a multistation LCR automatic test auto-change over device mainly comprises tester body (39), its characterized in that: the device comprises a mounting plate (1), wherein a rotating rod (2) is movably connected to the bottom of an inner cavity of the mounting plate (1), a placing plate (3) is fixedly connected to the top of the rotating rod (2), a plurality of uniformly distributed mounting openings (28) are formed in the top of the placing plate (3), and a semicircular shell (4) is fixedly connected to the side wall of the rotating rod (2); the side wall of the semicircular shell (4) is provided with a plurality of arc-shaped openings (5) which are uniformly distributed, and the top of the semicircular shell is provided with a plurality of arc-shaped grooves (6) which are uniformly distributed; a connecting rod driving mechanism connected with a semicircular shell (4) is arranged at the bottom of an inner cavity of the mounting plate (1), a limit balance assembly is arranged on the placing plate (3), a detection fixing assembly is arranged at the top of the mounting plate (1), the connecting rod driving mechanism is connected with the limit balance assembly, and the tester body (39) is connected with the detection fixing assembly;
the connecting rod driving mechanism comprises a fixed plate (7) fixedly connected to the bottom of the inner cavity of the mounting plate (1), and a transmission rod (8) is movably connected between the fixed plate (7) and the left side wall of the mounting plate (1) through a bearing; the right end of the transmission rod (8) penetrates through the bearing inner ring and extends to the right of the fixed plate (7) to be fixedly connected with a circular plate (9), a semicircular plate (11) is fixedly connected to the right side wall of the circular plate (9) close to the top, the semicircular plate (11) is matched with the arc groove (6), an L-shaped rod (10) is fixedly connected to the bottom of the circular plate (9), and the right end of the L-shaped rod (10) penetrates through the arc opening (5) and extends into the semicircular shell (4); the utility model discloses a motor (13) is installed near left side department in mounting panel (1) inner chamber bottom, be connected through belt transmission between motor (13) output and transfer line (8), fixedly connected with cam (12) on transfer line (8) lateral wall, cam (12) below is provided with L shaped plate (14), L shaped plate (14) bottom dead lever is connected with first spring (18), first spring (18) bottom and mounting panel (1) fixed connection, L shaped plate (14) front wall swing joint has connecting rod (15), connecting rod (15) front wall swing joint has swash plate (16), swash plate (16) rear side wall is close to left side department swing joint has backup pad (17), backup pad (17) and mounting panel (1) fixed connection, swash plate (16) rear side wall is close to right side department swing joint has ejector pin (19), ejector pin (19) rear side wall swing plate (20) rear side wall swing joint has rectangular plate (21), rectangular plate (21) right side wall and mounting panel (1) front wall swing joint (26) front opening (26) swing joint has, cylinder opening (26) swing joint (26), the cylinder piece (22) extends to swing board (20) rear fixedly connected with montant (23), mounting panel (1) inner chamber right side wall fixedly connected with diaphragm (24), the round hole has been seted up at diaphragm (24) top, montant (23) top passes the round hole and extends to diaphragm (24) top fixedly connected with push pedal (25).
2. The multi-station LCR automatic test switching apparatus according to claim 1, wherein: the detection fixing assembly comprises a positioning groove (42) arranged on the right inner wall of the mounting plate (1), a positioning plate (43) is connected in a sliding manner in the positioning groove (42), a cross rod (33) is fixedly connected to the left side wall of the positioning plate (43), the cross section of the cross rod (33) is rectangular, two lantern rings (34) are sleeved on the side wall of the cross rod (33), and copper pipes (35) are fixedly connected to the bottom of the lantern rings (34); the tester body (39) is installed at the top of the inner cavity of the mounting plate (1), the tester body (39) is inserted with an anode connecting wire (40), the bottom end of the anode connecting wire (40) is fixedly connected with the left copper pipe (35), the tester body (39) is inserted with a cathode connecting wire (41), and the bottom end of the cathode connecting wire (41) is fixedly connected with the right copper pipe (35).
3. The multi-station LCR automatic test switching apparatus according to claim 2, wherein: the limiting balance assembly comprises a placing block (27) arranged in an installation opening (28), a limiting plate (29) fixedly connected to the top of the placing block (27) respectively, the bottom of the placing block (27) penetrates through the installation opening (28) and extends to the lower side of the placing plate (3), the limiting plate (29) is arranged in an L shape, a sliding plate (30) is slidably connected to the top of the placing block (27), a second spring (31) is fixedly connected to the side wall of the sliding plate (30), a baffle (32) is fixedly connected to one end, far away from the sliding plate (30), of the second spring (31), the baffle (32) is fixedly connected with the placing block (27), and a pull rod is fixedly connected to one side, opposite to the center of the placing plate (3), of the sliding plate (30).
4. A multi-station LCR automatic test switching apparatus and method according to claim 3, wherein: the copper pipe is characterized in that first threaded holes are formed in the tops of the two lantern rings (34), first bolts (38) are installed in the first threaded holes, copper sheets (36) are connected in a sliding mode in the copper pipes (35), third springs (37) are fixedly connected to the tops of the copper sheets (36), and the tops of the third springs (37) are fixedly connected with the copper pipes (35).
5. The multi-station LCR automatic test switching apparatus according to claim 4, wherein: a second threaded hole is formed in the left side wall of the positioning plate (43), and a second bolt (44) is installed in the second threaded hole.
6. The multi-station LCR automatic test switching apparatus according to claim 5, wherein: the top of the placing block (27) is also provided with movable grooves matched with the sliding plate (30) respectively; the bottom of the sliding plate (30) extends into the movable groove, the front side wall and the rear side wall of the sliding plate (30) are respectively fixedly connected with a first sliding block, and the front inner wall and the rear inner wall of the movable groove are respectively provided with a first sliding groove matched with the first sliding block.
7. The multi-station LCR automatic test switching apparatus according to claim 6, wherein: the front side wall and the rear side wall of the locating plate (43) are respectively fixedly connected with a second sliding block, and the front inner wall and the rear inner wall of the locating groove (42) are respectively provided with a second sliding groove matched with the second sliding blocks.
8. The multi-station LCR automatic test switching apparatus according to claim 7, wherein: the left and right inner walls of the mounting plate (1) are respectively and movably connected with a movable door (45) near the front side, and the bottom of the mounting plate (1) is respectively and fixedly connected with a bottom plate near four corners.
9. The method for automatically testing a switching device for a multi-station LCR according to claim 8, comprising the steps of:
the method comprises the steps of S1, firstly, adjusting the distance between two copper pipes (35) according to the distance between two inductance feet to be tested, unscrewing a first bolt (38), adjusting the distance between the two copper pipes (35) to enable the center positions of two copper sheets (36) to correspond to the inductance feet, and screwing the first bolt (38) after the adjustment is completed to fix the positions of two lantern rings (34) and the copper pipes (35);
s2: then, the height of the copper pipe (35) is adjusted according to the inductance height to be tested, the second bolt (44) is unscrewed, then the cross rod (33) is lifted upwards, the height of the copper pipe (35) can be adjusted, the second bolt (44) is screwed after the adjustment is finished, and the position of the cross rod (33) is fixed;
s3, driving the sliding plate (30) and the limiting plate (29) to be far away from each other through the pull rod to compress the second spring (31), placing the inductor between the sliding plate (30) and the limiting plate (29), loosening the pull rod, and synchronously pushing the sliding plate 30 by the second spring (31) to fix the inductor on the placing block (27) so as to fix the inductor on a position corresponding to the copper sheet (36);
s4, starting a motor (13) after the inductor is fixed, and sequentially conveying the inductor to be detected to a tester body (39) for detection by a connecting rod driving mechanism limiting balance assembly;
and S5, when the detected inductor rotates to the rear, the sliding plate (30) is far away from the inductor through the pull rod when the placing plate (3) stops rotating, and then the inductor is taken down to finish the work.
CN202110806174.7A 2021-07-16 2021-07-16 Multi-station LCR automatic test switching device and method Active CN113607978B (en)

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CN207164093U (en) * 2017-08-28 2018-03-30 江苏伊施德创新科技有限公司 A kind of electric capacity automatic testing equipment
KR102027479B1 (en) * 2018-08-06 2019-10-01 주식회사 씨이텍 LCR measurement apparatus use for a electronic device
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CN211348599U (en) * 2019-12-07 2020-08-25 昆山佳奇利电子科技有限公司 LCR test device with line adapter
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