CN118092381A - Detection equipment is used in production of electric motor car controller - Google Patents
Detection equipment is used in production of electric motor car controller Download PDFInfo
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- CN118092381A CN118092381A CN202410078969.4A CN202410078969A CN118092381A CN 118092381 A CN118092381 A CN 118092381A CN 202410078969 A CN202410078969 A CN 202410078969A CN 118092381 A CN118092381 A CN 118092381A
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- 238000001514 detection method Methods 0.000 title claims abstract description 96
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 230000002457 bidirectional effect Effects 0.000 claims description 30
- 239000007921 spray Substances 0.000 claims description 13
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 3
- 238000010168 coupling process Methods 0.000 claims 3
- 238000005859 coupling reaction Methods 0.000 claims 3
- 238000007689 inspection Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 229910044991 metal oxide Inorganic materials 0.000 description 3
- 150000004706 metal oxides Chemical class 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24065—Real time diagnostics
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Measuring Leads Or Probes (AREA)
- Automatic Assembly (AREA)
Abstract
The invention belongs to the technical field of detection equipment for electric vehicle controllers, and particularly relates to detection equipment for electric vehicle controller production, which comprises a workbench, wherein a detection assembly is arranged at the upper end of the workbench, the detection assembly comprises telescopic rods arranged at two sides of the upper end of the workbench, a U-shaped block is fixedly connected between the upper ends of the two telescopic rods, a third rectangular groove is formed in the lower end of the U-shaped block, a second rectangular plate is connected in the third rectangular groove in a sliding manner, a second rectangular strip is fixedly connected at the lower end of the second rectangular plate, detection pens are arranged at two sides of one end of the second rectangular strip, the second rectangular strip is moved to drive triangular blocks to slide in the second rectangular groove through the second sliding strips, the first sliding strips are driven to slide towards one side far away from an MOS tube, and when the triangular blocks move into the next second rectangular groove, the second sliding strips slide upwards, the first sliding strips drive pins close to the MOS tube to be detected, and the pins are prevented from being damaged due to friction between the ends of the detection pens and the pins.
Description
Technical Field
The invention belongs to the technical field of detection equipment of electric vehicle controllers, and particularly relates to detection equipment for production of an electric vehicle controller.
Background
Electric vehicles are classified into alternating current electric vehicles and direct current electric vehicles, and generally, electric vehicles use batteries as energy sources, and convert electric energy into mechanical energy to move through components such as a controller and a motor so as to control the current to change the speed.
One patent with publication number CN113741398A discloses a portable electric vehicle controller production is with check out test set, during the detection, can take out the detection board together from the detection box with the detection device on detection board and the plate body through gliding mode, after detecting, again through gliding mode, can lock together the detection device on detection board and the plate body in the detection box, provide the protection to the detection device through the detection box, avoided receiving external factor influence, cause the condition of damage, simultaneously through the handle on the detection box, be convenient for carry and store the check out test set.
Among the above-mentioned prior art, can't detect the MOS pipe on the inside circuit board of electric motor car controller, can't in time find the MOS pipe of damage and maintain after detecting the completion to the MOS pipe in proper order.
Therefore, the invention provides detection equipment for the production of the electric vehicle controller.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the invention discloses detection equipment for production of an electric vehicle controller, which comprises a workbench, wherein a detection assembly is arranged at the upper end of the workbench, the detection assembly comprises telescopic rods arranged at two sides of the upper end of the workbench, a U-shaped block is fixedly connected between the upper ends of the two telescopic rods, a third rectangular groove is formed in the lower end of the U-shaped block, a second rectangular plate is connected in the third rectangular groove in a sliding manner, a second rectangular strip is fixedly connected at the lower end of the second rectangular plate, and detection pens are arranged at two sides of one end of the second rectangular strip.
Preferably, the two sides of the upper end of the workbench are respectively provided with a first rectangular groove, the lower end of the telescopic rod is fixedly connected with a rectangular sliding block, and the rectangular sliding block can slide in the first rectangular grooves.
Preferably, a fourth rectangular groove is formed in one side of the second rectangular bar, the fourth rectangular groove is slidably connected with a first sliding bar, the first sliding bar is fixedly connected with one side inside the fourth rectangular groove through a second spring, a first oblique edge is formed in one end upper side of the first sliding bar, a second oblique edge is formed in one end of the second sliding bar, the first oblique edge can slide on the second oblique edge, a triangular block is fixedly connected to the upper end of the second sliding bar, two first rectangular bars are installed between the telescopic bars, a plurality of second rectangular grooves are formed in the lower end of the first rectangular bar, and the triangular block is detachably arranged in the second rectangular grooves.
Preferably, the first rectangular strip is mounted at the upper end of the telescopic rod through a bolt.
Preferably, the two sides of the upper end of the second rectangular bar are fixedly connected with first rectangular plates, one side of each first rectangular plate is fixedly connected with a third rectangular plate, and one side of each third rectangular plate is fixedly connected with a spray head.
Preferably, the upper end of the workbench is fixedly connected with a display screen.
Preferably, a second rectangular hole is formed in one side of the upper end of the first sliding bar, a fourth rectangular block is fixedly connected to one end of the detection pen respectively, a third rectangular hole is formed in one side of the upper end of the second rectangular bar, the fourth rectangular block is in threaded connection with two sides of the second bidirectional screw rod, two ends of the second bidirectional screw rod are respectively connected with a fifth rectangular block in a rotating mode, the fifth rectangular block can slide on two sides of the inner wall of the third rectangular hole, and a gear is fixedly connected to the middle of the second bidirectional screw rod.
Preferably, clamping assemblies are respectively arranged on two sides of the upper end of the workbench, each clamping assembly comprises a first rectangular hole formed in the upper end of the workbench, and a first rectangular block is connected in the first rectangular holes in a sliding mode.
Preferably, one side of the first rectangular block is fixedly connected with a third rectangular block through a first spring.
Preferably, two first rectangular blocks are fixedly connected with each other through second rectangular blocks, the second rectangular blocks are in threaded connection with two sides of a first bidirectional screw rod, the middle of the first bidirectional screw rod is rotationally connected with the inside of a workbench through a fixed block, one end of the first bidirectional screw rod is fixedly connected with an output end of a motor, and the motor is fixedly connected with the workbench through a motor base.
The beneficial effects of the invention are as follows:
1. According to the detection equipment for the production of the electric vehicle controller, the first bidirectional screw rod is driven to rotate to drive the first rectangular block and the second rectangular block to be close to the circuit board and squeeze the first spring, the circuit board is fixed, the MOS tube is prevented from moving and being separated from the detection pen during detection, and meanwhile the first spring plays a role in buffering the circuit board and prevents the circuit board from being deformed due to excessive squeezing.
2. According to the detection equipment for the production of the electric vehicle controller, the triangular block is driven to slide in the second rectangular groove through the second sliding bar by moving the second rectangular bar, the triangular block drives the second sliding bar to slide downwards at the moment, the second inclined surface and the first inclined surface arranged at the lower end of the second sliding bar slide, meanwhile, the first sliding bar is driven to slide to the side far away from the MOS tube and extrude the second spring, the first sliding bar drives the detection pen to slide to the side far away from the MOS tube, at the moment, the end part of the detection pen is not contacted with the pin of the MOS tube, when the triangular block moves into the next second rectangular groove, the second sliding bar slides upwards, meanwhile, the second spring releases elastic force to push the first sliding bar to the side close to the MOS tube, the first sliding bar drives the pin of the detection pen close to the MOS tube to detect, friction is prevented between the end part of the detection pen and the pin, and the pin is prevented from being damaged.
3. According to the detection equipment for the production of the electric vehicle controller, when the second rectangular bar drives the detection pen to detect the MOS tube, the second rectangular bar drives the spray head to move to one side of the MOS tube to be detected through driving the first rectangular plate and the third rectangular plate, and when the damaged MOS tube is detected, the spray head is started to spray and mark the damaged MOS tube, so that the damaged MOS tube can be quickly found for replacement during maintenance.
4. According to the detection equipment for the production of the electric vehicle controller, the second bidirectional screw rod is driven to rotate, the fourth rectangular blocks on two sides are driven by the second bidirectional screw rod to simultaneously approach the middle part, the fourth rectangular blocks are simultaneously driven by the fourth rectangular blocks, the two detection pens approach the middle part, the distance between the two detection pens can be adjusted, and pins of MOS (metal oxide semiconductor) tubes of different types can be detected.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of a first embodiment of the present invention;
FIG. 2 is a schematic diagram of a detection assembly;
FIG. 3 is a schematic cross-sectional view of a second rectangular bar;
FIG. 4 is a schematic diagram of detecting pen position;
FIG. 5 is a schematic cross-sectional view of a table;
FIG. 6 is a schematic diagram of a circuit board structure;
FIG. 7 is a schematic diagram of a MOS transistor structure;
In the figure: 1. a work table; 11. a first rectangular hole; 12. a first rectangular block; 121. a second rectangular block; 122. a first spring; 123. a third rectangular block; 13. a first bidirectional screw rod; 131. a fixed block; 14. a motor; 15. a first rectangular groove; 2. a telescopic rod; 21. a first rectangular bar; 211. a second rectangular groove; 22. a rectangular slide block; 23. a U-shaped block; 231. a third rectangular groove; 3. a second rectangular bar; 31. a first rectangular plate; 32. a second rectangular plate; 33. a third rectangular plate; 34. a spray head; 35. a fourth rectangular groove; 36. a first slide bar; 361. a second spring; 362. a second rectangular hole; 37. a detection pen; 371. a fourth rectangular block; 372. a second bidirectional screw rod; 373. a gear; 374. a fifth rectangular block; 38. a second slide bar; 381. triangular blocks; 39. a third rectangular hole; 4. and a display screen.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Example 1
As shown in fig. 1-2, the detection device for electric vehicle controller production according to the embodiment of the invention comprises a workbench 1, wherein a detection component is arranged at the upper end of the workbench 1, the detection component comprises telescopic rods 2 arranged at two sides of the upper end of the workbench 1, a U-shaped block 23 is fixedly connected between the upper ends of the two telescopic rods 2, a third rectangular groove 231 is formed at the lower end of the U-shaped block 23, a second rectangular plate 32 is slidably connected in the third rectangular groove 231, a second rectangular bar 3 is fixedly connected at the lower end of the second rectangular plate 32, and detection pens 37 are arranged at two sides of one end of the second rectangular bar 3.
Specifically, a circuit board is arranged in the electric vehicle controller, a plurality of MOS (metal oxide semiconductor) tubes are soldered on the circuit board, the MOS tubes convert direct current in a battery into alternating current when the electric vehicle normally operates, so that the electric vehicle motor is driven to operate, the alternating current fed back by the electric vehicle motor is converted into direct current to return to the battery when the electric vehicle motor is braked, the electric vehicle motor is simply driven by the output current of the MOS tubes, the larger the output current is, the stronger the torque of the electric vehicle motor is, so that the MOS tubes play a very important role in the electric vehicle controller, the MOS tubes need to be detected to detect whether the MOS tubes normally operate when the MOS tubes are soldered on the circuit board, the circuit is ensured to normally operate, and three pins are welded with the circuit board and are respectively an anode, a cathode and a grid electrode; when detecting the MOS pipe, after soldering tin the MOS pipe on the circuit board, placing the circuit board on the upper end of the workbench 1, then placing the second rectangular strip 3 on the upper end of the circuit board, respectively aligning the detection pen 37 with the anode and the cathode of the MOS pipe to detect, observing whether the current is normal or not, and then judging the quality of the MOS pipe, moving the second rectangular strip 3 to drive the second rectangular plate 32 to slide in the third rectangular groove 231, and driving the detection pen 37 to sequentially detect a plurality of MOS pipes, so as to ensure that the circuit board moves normally, and solve the problem that the MOS pipe on the circuit board inside the electric vehicle controller cannot be detected in the prior art.
As shown in fig. 1-2, in this embodiment, two sides of the upper end of the workbench 1 are respectively provided with a first rectangular groove 15, the lower end of the telescopic rod 2 is fixedly connected with a rectangular sliding block 22, and the rectangular sliding block 22 can slide in the first rectangular grooves 15.
Specifically, when the MOS tubes on the circuit boards with different sizes need to be detected, the telescopic rod 2 is driven to slide in the first rectangular groove 15, so that the detection pen 37 is close to the MOS tube, then the telescopic rod 2 is driven to shorten, the second rectangular strip 3 is close to the upper end of the circuit board, the second rectangular strip 3 drives the detection pen 37 to be close to the MOS tube for detection, the detection pen can adapt to the circuit boards with different sizes, and the detection pen 37 can be accurately close to the pin position of the MOS tube for detection.
As shown in fig. 3, in this embodiment, a fourth rectangular groove 35 is formed on one side of the second rectangular bar 3, the fourth rectangular groove 35 is slidably connected with a first sliding bar 36, the first sliding bar 36 is fixedly connected with one side inside the fourth rectangular groove 35 through a second spring 361, a first oblique edge is formed on an upper side of one end of the first sliding bar 36, a second oblique edge is formed on one end of the second sliding bar 38, the first oblique edge can slide on the second oblique edge, a triangular block 381 is fixedly connected to an upper end of the second sliding bar 38, a first rectangular bar 21 is installed between two telescopic links 2, a plurality of second rectangular grooves 211 are formed at a lower end of the first rectangular bar 21, and the triangular block 381 is detachably arranged in the second rectangular grooves 211.
Specifically, when the detection pen 37 detects that one MOS tube moves to the next MOS tube for detection, the end of the detection pen 37 may rub against the pin of the MOS tube, which is easy to damage the pin, when the invention is used, the second rectangular bar 3 is moved to drive the triangular block 381 to slide in the second rectangular groove 211 by the second sliding bar 38 until the triangular block 381 is separated from the second rectangular groove 211, when the triangular block 381 is separated from the second rectangular groove 211, the triangular block 381 drives the second sliding bar 38 to slide downwards, the second inclined plane provided at the lower end of the second sliding bar 38 contacts with the first inclined plane, and simultaneously drives the first sliding bar 36 to slide to the side far away from the MOS tube and squeeze the second spring 361, the first sliding bar 36 drives the detection pen 37 to slide to the side far away from the MOS tube, at this moment, the end of the detection pen 37 does not contact with the pin of the MOS tube, when the triangular block moves to the inside the next second rectangular groove 211, the second sliding bar 38 slides upwards, and simultaneously the second spring 361 releases elasticity to push the first sliding bar 36 to the side close to the MOS tube, the first sliding bar 36 to the pin is pushed to the side close to the MOS tube, the first sliding bar 36 is driven to the pin 37 to the side far away from the MOS tube, and the second sliding bar 37 is prevented from damaging the pin, which is damaged when the pin is detected, and the pin is detected between the end of the detection pen 37 and the MOS tube is detected.
As shown in fig. 2, the first rectangular bar 21 in this embodiment is mounted on the upper end of the telescopic rod 2 by a bolt.
Specifically, when the interval of the MOS tubes is larger or smaller, the first rectangular bar 21 is replaced, so that the interval of the second rectangular groove 211 provided at the lower end of the first rectangular bar 21 is always the same as the interval of the MOS tubes, and is fixed to the upper end of the telescopic rod 2 by bolts.
As shown in fig. 2, in this embodiment, two sides of the upper end of the second rectangular bar 3 are fixedly connected with a first rectangular plate 31, one side of the first rectangular plate 31 is fixedly connected with a third rectangular plate 33, and one side of the third rectangular plate 33 is fixedly connected with a spray head 34.
Specifically, because the number of the MOS tubes installed on the circuit board is large, when the damaged MOS tube cannot be accurately found out for maintenance and replacement when the MOS tube is detected, when the detection pen 37 is driven by the second rectangular bar 3 to detect the MOS tube, the second rectangular bar 3 drives the spray head 34 to move to one side of the MOS tube to be detected by driving the first rectangular plate 31 and the third rectangular plate 33, and when the damaged MOS tube is detected, the spray head 34 is started to spray and mark the damaged MOS tube so as to quickly find out the damaged MOS tube for replacement when in maintenance.
As shown in fig. 1, in this embodiment, a display screen 4 is fixedly connected to the upper end of the workbench 1.
Specifically, the display screen 4 facilitates observation of the detection value of the MOS tube by the detection pen 37, thereby judging whether the MOS tube is good or bad.
As shown in fig. 4, in this embodiment, a second rectangular hole 362 is provided on one side of the upper end of the first sliding bar 36, one end of the detecting pen 37 is fixedly connected with a fourth rectangular block 371, one side of the upper end of the second rectangular bar 3 is provided with a third rectangular hole 39, the fourth rectangular block 371 is in threaded connection with two sides of the second bidirectional screw 372, two ends of the second bidirectional screw 372 are respectively in rotational connection with a fifth rectangular block 374, the fifth rectangular block 374 can slide on two sides of the inner wall of the third rectangular hole 39, and a gear 373 is fixedly connected in the middle of the second bidirectional screw 372.
Specifically, because the MOS tubes have different types, the distances between the pins of the MOS tubes of different types are different, when the pins of the MOS tubes of different sizes are detected, the driving gear 373 rotates, the gear 373 drives the second bidirectional screw 372 to rotate, the second bidirectional screw 372 drives the fourth rectangular blocks 371 on two sides to approach the middle part simultaneously, the fourth rectangular blocks 371 simultaneously drive the two detection pens 37 to approach the middle part, the pins of the MOS tubes of different types can be detected, and when the detection pen 37 is moved to detect the next MOS tube, the fifth rectangular block 374 drives the detection pen 37 to slide towards the side far away from the circuit board on the inner wall of the third rectangular hole 39.
Example two
As shown in fig. 5, in comparative example one, another embodiment of the present invention is: clamping assemblies are respectively arranged on two sides of the upper end of the workbench 1, each clamping assembly comprises a first rectangular hole 11 formed in the upper end of the workbench 1, and a first rectangular block 12 is connected in a sliding mode in each first rectangular hole 11.
Specifically, when the MOS tube is detected, the circuit board needs to be fixed, so that the MOS tube is prevented from moving and separating from the detection pen 37 during detection, and when the circuit board is fixed, the first rectangular block 12 is driven to slide in the first rectangular hole 11 to a side close to the circuit board, and the circuit board is fixed, so that the MOS tube is prevented from moving during detection.
As shown in fig. 5, in this embodiment, a third rectangular block 123 is fixedly connected to one side of the first rectangular block 12 through a first spring 122.
Specifically, when the first rectangular block 12 is close to the circuit board, the third rectangular block 123 is driven to be close to the circuit board, and when the third rectangular block 123 contacts the circuit board, the first spring 122 is extruded simultaneously, and when the circuit board is fixed, the first spring 122 plays a role in buffering the circuit board, so that the circuit board is prevented from being excessively extruded to deform.
As shown in fig. 5, in this embodiment, two first rectangular blocks 12 are fixedly connected with each other through a second rectangular block 121, the second rectangular blocks 121 are in threaded connection with two sides of a first bidirectional screw rod 13, the middle part of the first bidirectional screw rod 13 is rotatably connected with the inside of the workbench 1 through a fixing block 131, one end of the first bidirectional screw rod 13 is fixedly connected with an output end of a motor 14, and the motor 14 is fixedly connected with the workbench 1 through a motor base.
Specifically, when the circuit board is clamped, the starting motor 14 drives the first bidirectional screw rod 13 to rotate, the first bidirectional screw rod 13 drives the second rectangular blocks 121 on two sides to approach one side of the circuit board, and the second rectangular blocks 121 drive the third rectangular blocks 123 to approach the circuit board through the first rectangular blocks 12 for clamping and fixing.
The electric vehicle controller is internally provided with a circuit board, a plurality of MOS (metal oxide semiconductor) tubes are soldered on the circuit board, the MOS tubes convert direct current in a battery into alternating current when the electric vehicle normally operates, so that the electric vehicle motor is driven to operate, the alternating current fed back by the electric vehicle motor is converted into direct current to return to the battery when the electric vehicle motor is braked, the electric vehicle motor is driven by the output current of the MOS tubes, the larger the output current is, the electric vehicle motor torque is strong, acceleration is powerful, so that the MOS tubes play a very important role in the electric vehicle controller, the MOS tubes are soldered on the circuit board, whether the MOS tubes normally operate is required to be detected, the circuit is ensured to normally operate, three pins are respectively welded with the circuit board, namely an anode, a cathode and a grid electrode, when the MOS tubes are detected, the MOS tubes are soldered on the circuit board, the circuit board is then placed on the upper end of the workbench 1, then the motor 14 is started to drive the first bidirectional screw rod 13 to rotate, the second rectangular blocks 121 on two sides are simultaneously driven to one side of the circuit board, and the first rectangular blocks 12 are simultaneously driven by the first rectangular blocks 123 to be close to the circuit board, and the first rectangular blocks 123 are simultaneously driven by the first rectangular blocks to be close to the circuit board, and the first rectangular blocks 122 are simultaneously driven by the first rectangular blocks to be pressed by the first rectangular blocks to be in contact with the circuit board, and the first rectangular blocks 122 are simultaneously pressed by the first rectangular blocks to be prevented from being in contact with the circuit board, and the circuit board 122 is prevented from being excessively deformed, and deformed when the circuit board is pressed and is prevented by the circuit board is pressed and deformed when the circuit board is pressed and deformed when is caused;
When the detection pen 37 detects that one MOS tube moves to the next MOS tube to be detected, the end part of the detection pen 37 possibly rubs pins of the MOS tube, when the detection pen 37 is used, the second rectangular bar 3 is moved to drive the triangular block 381 to slide in the second rectangular groove 211 through the second sliding bar 38 until the triangular block 381 is separated from the second rectangular groove 211, when the triangular block 381 is separated from the second rectangular groove 211, the triangular block 381 drives the second sliding bar 38 to slide downwards, a second inclined plane and a first inclined plane arranged at the lower end of the second sliding bar 38 simultaneously drive the first sliding bar 36 to slide to the side far away from the MOS tube and squeeze the second spring 361, the first sliding bar 36 drives the detection pen 37 to slide to the side far away from the MOS tube, at the moment, the end part of the detection pen 37 does not contact pins of the MOS tube, when the triangular block 381 moves to the inside of the next second rectangular groove, the second sliding bar 38 slides upwards, and simultaneously the second spring releases elasticity to push the first sliding bar 361 to slide to the side close to the MOS tube, and the distance between the first sliding bar 36 and the MOS tube is kept between the MOS tube and the detection pen 37 and the pins is kept between the MOS tube and the MOS tube, and the MOS tube is prevented when the MOS tube is detected, and the MOS tube is damaged when the MOS tube is detected, and the MOS tube is detected by the distance between the MOS tube and the MOS tube is detected;
When the MOS tubes on the circuit boards with different sizes are required to be detected, the telescopic rod 2 is driven to slide in the first rectangular groove 15, so that the detection pen 37 is close to the MOS tube, then the telescopic rod 2 is driven to shorten, the second rectangular strip 3 is close to the upper end of the circuit board, the second rectangular strip 3 drives the detection pen 37 to be close to the MOS tube for detection, and the detection pen can adapt to the circuit boards with different sizes, so that the detection pen 37 can accurately be close to the pin position of the MOS tube for detection;
Because the number of the MOS tubes mounted on the circuit board is large, when the damaged MOS tube cannot be accurately found out for maintenance and replacement when the MOS tube is detected, when the second rectangular bar 3 drives the detection pen 37 to detect the MOS tube, the second rectangular bar 3 drives the spray head 34 to move to one side of the MOS tube to be detected through driving the first rectangular plate 31 and the third rectangular plate 33, and when the damaged MOS tube is detected, the spray head 34 is started to spray and mark the damaged MOS tube so as to quickly find out the damaged MOS tube for replacement when in maintenance;
because the MOS pipe has different models, the distance is different between the pin of the MOS pipe of different models, when detecting the pin that the MOS pipe of equidimension advances, drive gear 373 rotates, gear 373 drives the rotation of second bidirectional screw 372, second bidirectional screw 372 drives the fourth rectangle piece 371 of both sides and is close to the middle part simultaneously, fourth rectangle piece 371 drives simultaneously, two detection pens 37 are close to the middle part, can detect the pin of the MOS pipe of different models, when removing detection pen 37 and detecting next MOS pipe, fifth rectangle piece 374 drives detection pen 37 and slides to keeping away from circuit board side at third rectangular hole 39 inner wall.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. Detection equipment is used in production of electric motor car controller, its characterized in that: including workstation (1), workstation (1) upper end is equipped with detection component, detection component includes telescopic link (2) that workstation (1) upper end both sides were equipped with, two the rigid coupling has U-shaped piece (23) between telescopic link (2) upper end, third rectangular channel (231) have been seted up to U-shaped piece (23) lower extreme, sliding connection has second rectangular plate (32) in third rectangular channel (231), second rectangular plate (32) lower extreme rigid coupling has second rectangular strip (3), second rectangular strip (3) one end both sides are equipped with detection pen (37).
2. The detection apparatus for electric vehicle controller production according to claim 1, wherein: the two sides of the upper end of the workbench (1) are respectively provided with a first rectangular groove (15), the lower end of the telescopic rod (2) is fixedly connected with a rectangular sliding block (22), and the rectangular sliding block (22) can slide in the first rectangular grooves (15).
3. The detection apparatus for electric vehicle controller production according to claim 1, wherein: the novel telescopic rectangular sliding device is characterized in that a fourth rectangular groove (35) is formed in one side of the second rectangular bar (3), the fourth rectangular groove (35) is connected with a first sliding bar (36) in a sliding mode, the first sliding bar (36) is fixedly connected with one side of the inside of the fourth rectangular groove (35) through a second spring (361), a first oblique side is arranged on one end of the first sliding bar (36), a second oblique side is arranged at one end of the second sliding bar (38), the first oblique side can slide on the second oblique side, a triangular block (381) is fixedly connected to the upper end of the second sliding bar (38), a first rectangular bar (21) is arranged between two telescopic rods (2), a plurality of second rectangular grooves (211) are formed in the lower end of the first rectangular bar (21), and the triangular block (381) is detachably arranged in the second rectangular groove (211).
4. A test device for electric vehicle controller production according to claim 3, characterized in that: the first rectangular strip (21) is mounted at the upper end of the telescopic rod (2) through a bolt.
5. A test device for electric vehicle controller production according to claim 3, characterized in that: the two sides of the upper end of the second rectangular strip (3) are fixedly connected with a first rectangular plate (31), one side of the first rectangular plate (31) is fixedly connected with a third rectangular plate (33), and one side of the third rectangular plate (33) is fixedly connected with a spray head (34).
6. The detection apparatus for electric vehicle controller production according to claim 1, wherein: the upper end of the workbench (1) is fixedly connected with a display screen (4).
7. A test device for electric vehicle controller production according to claim 3, characterized in that: the utility model discloses a detection pen, including first slider (36), second rectangular hole (362), detection pen (37), third rectangular hole (39) have been seted up to first slider (36) upper end one side, third rectangular hole (371) have been seted up to second rectangular bar (3) upper end one side, fourth rectangular piece (371) and the both sides threaded connection of second bidirectional screw (372), second bidirectional screw (372) both ends are connected with fifth rectangular piece (374) rotation respectively, fifth rectangular piece (374) can slide in third rectangular hole (39) inner wall both sides, second bidirectional screw (372) middle part rigid coupling has gear (373).
8. The detection apparatus for electric vehicle controller production according to claim 1, wherein: clamping assemblies are respectively arranged on two sides of the upper end of the workbench (1), each clamping assembly comprises a first rectangular hole (11) formed in the upper end of the workbench (1), and a first rectangular block (12) is connected in the first rectangular holes (11) in a sliding mode.
9. The electric vehicle controller production inspection device of claim 8, wherein: one side of the first rectangular block (12) is fixedly connected with a third rectangular block (123) through a first spring (122).
10. The detection apparatus for electric vehicle controller production according to claim 9, wherein: two between the first rectangular blocks (12) are fixedly connected through second rectangular blocks (121) respectively, the second rectangular blocks (121) are in threaded connection with two sides of a first bidirectional screw rod (13), the middle part of the first bidirectional screw rod (13) is rotationally connected with the inside of a workbench (1) through a fixed block (131), one end of the first bidirectional screw rod (13) is fixedly connected with an output end of a motor (14), and the motor (14) is fixedly connected with the workbench (1) through a motor base.
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| CN118092381B (en) | 2024-09-20 |
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