CN110794233A - Detection equipment for keyboard and fan of frequency converter - Google Patents
Detection equipment for keyboard and fan of frequency converter Download PDFInfo
- Publication number
- CN110794233A CN110794233A CN201911049150.0A CN201911049150A CN110794233A CN 110794233 A CN110794233 A CN 110794233A CN 201911049150 A CN201911049150 A CN 201911049150A CN 110794233 A CN110794233 A CN 110794233A
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- Prior art keywords
- fan
- frequency converter
- keyboard
- manipulator
- positioning
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- 238000001514 detection method Methods 0.000 title claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 87
- 230000000007 visual effect Effects 0.000 claims abstract description 8
- 210000001503 joint Anatomy 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 7
- 230000008602 contraction Effects 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 5
- 239000007779 soft material Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
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Classifications
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/008—Subject matter not provided for in other groups of this subclass by doing functionality tests
Abstract
The invention relates to a detection device for a frequency converter keyboard and a fan, which mainly comprises a base, a mechanical arm, a positioning mechanism, a wire connecting and disconnecting mechanism, a keyboard mechanism, a knob screwing mechanism, a visual system and a fan detection mechanism, wherein the mechanical arm is arranged on the base; the invention realizes the automatic detection of the keyboard, the knob and the fan of the frequency converter and can ensure the product quality and the production efficiency.
Description
Technical Field
The invention relates to the technical field of electronic product testing equipment, in particular to detection equipment for a frequency converter keyboard and a fan.
Background
In the production process of the frequency converter, after the product needs to be electrified, the performance of the keyboard, the knob and the fan is detected. If manual detection is adopted, human factors can influence the product quality. Therefore, it is necessary to design a detection device for the keyboard and the fan of the frequency converter.
Disclosure of Invention
The invention aims to overcome the defects and provides detection equipment for a frequency converter keyboard and a fan, and the detection equipment mainly comprises a base, a mechanical arm, a positioning mechanism, a wire connecting and disconnecting mechanism, a key disc mechanism, a knob screwing mechanism, a visual system and a fan detection mechanism; the invention can realize the performance detection of the keyboard, the knob and the fan of the frequency converter.
The invention achieves the aim through the following technical scheme: a transducer keyboard and fan detection apparatus comprising: the device comprises a base, a mechanical arm, a positioning mechanism, a wire connecting and disconnecting mechanism, a keyboard mechanism, a knob screwing mechanism, a visual system and a fan detection mechanism; the manipulator is fixed on the base and used for shifting the keyboard mechanism, the knob screwing mechanism and the visual system; the positioning mechanism is fixed on the base and used for accurately positioning the frequency converter carrier; the connecting and disconnecting mechanism is fixed on the base and is used for connecting and disconnecting an electric interface and a communication interface of the frequency converter; the keyboard mechanism is fixed on the manipulator and used for pressing the keyboard of the frequency converter; the knob screwing mechanism is fixed on the manipulator and is used for rotating a knob of the frequency converter; the visual system is fixed on the manipulator and used for detecting the numerical value of the screen of the frequency converter; the fan detection mechanism is fixed on the base and used for detecting the performance of the fan of the frequency converter.
Preferably, the positioning mechanism comprises a positioning cylinder, a guide shaft, a linear bearing and a positioning pin; the guide shaft and the linear bearing are used in combination for guiding the mechanism; when the positioning pin is lifted, the positioning pin can be inserted into a positioning hole of the frequency converter carrier to accurately position the frequency converter carrier; the positioning cylinder is used for providing telescopic power for the positioning pin.
Preferably, the combination of the guide shaft and the linear bearing can be replaced by a linear slide rail or other linear guide mechanisms.
Preferably, two positioning pins are used in a matched mode.
Preferably, the connecting and disconnecting mechanism comprises a disconnecting cylinder, a linear slide rail and a butt joint terminal; after the butt joint terminal is in butt joint with a terminal on the frequency converter carrier, the current and communication interface conduction of the frequency converter can be realized; the wire disconnecting cylinder is used for providing power for the expansion and contraction of the terminal; the linear slide rail is used for guiding the extension and contraction of the butt joint terminal.
Preferably, the keyboard mechanism comprises a keyboard cylinder and a pressing contact; the keyboard cylinder is connected with the press contact.
Preferably, the knob screwing mechanism comprises a guide rod, a guide sleeve, a spring and a friction head; the guide rod can be stretched and floated in the guide sleeve; the initial state of the spring is in a compressed state and is used for providing pre-pressure of the guide rod; the friction head is made of soft materials, and can drive the knob to rotate together by friction force after being attached to the knob of the frequency converter.
Preferably, the fan detection mechanism comprises a wind collection cover and a flow sensor; the air collecting cover and the flow sensor are connected with each other; the wind collecting cover is right opposite to the frequency converter fan, and can convey the wind power of the fan into the flow sensor after collecting the wind power together; the flow sensor judges whether the performance of the fan meets the requirement according to the flow.
Preferably, the robot is any one of a SCARA robot, a joint robot, and a rectangular coordinate robot.
The invention has the beneficial effects that: the invention realizes the automatic detection of the keyboard, the knob and the fan of the frequency converter and can ensure the product quality and the production efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a side view of the present invention;
FIG. 4 is a schematic structural view of the positioning mechanism of the present invention;
FIG. 5 is a schematic structural view of the disconnect mechanism of the present invention;
fig. 6 is a schematic structural view of the key pad mechanism of the present invention;
FIG. 7 is a schematic view of the twist knob mechanism of the present invention;
fig. 8 is a schematic structural diagram of a fan detection mechanism of the present invention.
Detailed Description
The invention will be further described with reference to specific examples, but the scope of the invention is not limited thereto:
example (b): in this embodiment, converter and carrier transport to this equipment through transfer chain or transport mechanism, and the carrier needs carry out accurate positioning, need to circular telegram the converter, test the rotational speed of its fan and turn to whether correct to press the button of voltage converter, rotating the converter knob, detect button and knob and whether normal.
As shown in fig. 1, 2 and 3, the detection device for the frequency converter keyboard and the fan comprises a base 1, a manipulator 2, a positioning mechanism 3, a wire connecting and disconnecting mechanism 4, a key board mechanism 5, a knob screwing mechanism 6, a vision system 7 and a fan detection mechanism 8. The machine base 1 is an installation foundation of equipment; the manipulator 2 is arranged on the base 1 and is used for shifting the keyboard mechanism 5, the knob screwing mechanism 6 and the vision system 7; the positioning mechanism 2 is arranged on the base 1 and used for accurately positioning the frequency converter carrier; the disconnecting and connecting mechanism 4 is arranged on the base 1 and is used for connecting and disconnecting an electric interface and a communication interface of the frequency converter; the keyboard mechanism 5 is arranged on the manipulator 2 and used for pressing the keyboard of the frequency converter; the knob screwing mechanism 6 is arranged on the manipulator 2 and is used for rotating a knob of the frequency converter; the vision system 7 is arranged on the manipulator 2 and used for detecting the numerical value of the screen of the frequency converter; and the fan detection mechanism 8 is arranged on the base and used for detecting the performance of the fan of the frequency converter.
As shown in fig. 4, the positioning mechanism 3 includes: a positioning cylinder 31, a guide shaft 32, a linear bearing 33, and a positioning pin 34; the guide shaft 32 and the linear bearing 33 are used for guiding the mechanism, and a linear slide rail or other linear guide mechanisms can be adopted for replacement; when the positioning pins 34 are lifted up, the positioning pins can be inserted into the positioning holes of the frequency converter carrier to accurately position the frequency converter carrier, and the number of the positioning pins 34 is 2, and the positioning pins are used in a matched manner; the positioning cylinder 31 is used for providing stretching power for the positioning pin.
As shown in fig. 5, the wire disconnecting and connecting mechanism 4 includes a wire disconnecting and connecting cylinder 41, a linear slide rail 42, and a butt terminal 43; after the butt joint terminal 43 is in butt joint with a terminal on the frequency converter carrier, the current and communication interface conduction of the frequency converter can be realized; the wire disconnecting cylinder 41 is used for providing power for the expansion and contraction of the terminal; the 42 linear guide rails are used for guiding the extension and contraction of the butt terminals.
As shown in fig. 6, key pad mechanism 5 includes a key pad cylinder 51 and a press contact 52.
As shown in fig. 7, the turning knob mechanism 6 includes a guide rod 61, a guide sleeve 62, a spring 63, and a friction head 64. The guide rod 61 can be extended and floated in the guide sleeve 62; the spring 63 is in a compressed state after being installed, and can provide set pre-pressure for the guide rod; the friction head 64 is made of soft material, and after being attached to the knob of the frequency converter, the knob can be driven to rotate together by friction force.
As shown in fig. 8, the fan detection mechanism 8 includes a wind collection cover 81 and a flow sensor 82; the wind collecting cover 81 is right opposite to the frequency converter fan, and can convey the wind power of the fan to the flow sensor 82 after collecting the wind power together; and judging whether the performance of the fan meets the requirement or not according to the flow.
In the present embodiment, the manipulator 2 is a SCARA manipulator, and besides, a plurality of forms such as a joint manipulator and a rectangular coordinate manipulator may be selected and used.
The working process and working principle of the frequency converter keyboard and the fan detection device are explained in detail below:
after the frequency converter and the carrier are conveyed to the equipment through the conveying line or the conveying mechanism, the positioning mechanism 3 is lifted, and the positioning pin 34 is inserted into a pin hole on the carrier to accurately position the carrier; the disconnecting and connecting mechanism 4 extends out, and after the butt joint terminal 43 on the mechanism is in butt joint with the carrier, the electric interface and the communication interface of the frequency converter are conducted; the frequency converter fan rotates after being electrified, and the fan detection mechanism 8 judges whether the rotating speed and the direction of the fan are correct or not according to the flow passing through the flow sensor 82; the manipulator 2 moves the keyboard mechanism 5 to the upper part of each key, the keyboard cylinder 51 stretches and retracts, each key is pressed through the pressing contact 52, and the equipment judges whether the keyboard is normal or not according to the output parameters of the frequency converter; after moving the knob screwing mechanism 6 to the position above the frequency converter knob, the manipulator 2 moves downwards to enable a friction head 64 of the knob screwing mechanism 6 to be in contact with the frequency converter knob, at the moment, the guide rod 61 floats in the guide sleeve 62 for a distance s, and the friction head 64 is attached to the knob by the resilience of the spring 63; the end shaft of the manipulator 2 rotates along the center of the knob screwing mechanism 6 counterclockwise by a certain angle, and the friction head 64 drives the frequency converter knob to rotate to a counterclockwise terminal point through friction force. And withdrawing the manipulator 2, moving the vision system 7 to the position above the screen of the frequency converter, and photographing to detect whether the numerical value of the screen is correct. The manipulator 2 moves the knob screwing mechanism 6 to the position above the frequency converter knob again, the manipulator descends to enable the friction head 64 of the knob screwing mechanism 6 to press the frequency converter knob, the manipulator 2 rotates clockwise along the center of the knob screwing mechanism 6 for a set angle, and the friction head 64 rotates the frequency converter knob to a clockwise end point through friction force; the manipulator 2 is withdrawn, the vision system 7 is moved to the position above the screen of the frequency converter again, and the photographing detection value is correct. After the completion, the manipulator 2 returns to the original position, the wire disconnecting and connecting mechanism 4 retracts to the original position, and the positioning mechanism 3 retracts to the original position. The frequency converter and the carrier are taken away by the conveying line or the conveying mechanism, and the equipment enters the next cycle.
Through the detailed explanation of the above embodiments, it can be understood that the present invention realizes the automatic detection of the keyboard, the knob and the fan of the frequency converter. The method has the advantages of no need of manual intervention, high detection efficiency and avoidance of influence of human factors on product quality.
While the invention has been described in connection with specific embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. A detection device for a frequency converter keyboard and a fan is characterized by comprising: the device comprises a base (1), a manipulator (2), a positioning mechanism (3), a wire connecting and disconnecting mechanism (4), a keyboard mechanism (5), a knob screwing mechanism (6), a visual system (7) and a fan detection mechanism (8); the manipulator (2) is fixed on the base (1) and is used for shifting the keyboard mechanism (5), the knob screwing mechanism (6) and the visual system (7); the positioning mechanism (3) is fixed on the base (1) and used for accurately positioning the frequency converter carrier; the wire connecting and disconnecting mechanism (4) is fixed on the base (1) and is used for connecting and disconnecting an electric interface and a communication interface of the frequency converter; the key disc mechanism (5) is fixed on the manipulator (2) and used for pressing the keyboard of the frequency converter; the knob screwing mechanism (6) is fixed on the manipulator (2) and is used for rotating a knob of the frequency converter; the visual system (7) is fixed on the manipulator (2) and used for detecting the numerical value of the screen of the frequency converter; and the fan detection mechanism (8) is fixed on the base (1) and used for detecting the performance of the frequency converter fan.
2. The apparatus for detecting keyboard and fan of inverter as claimed in claim 1, wherein: the positioning mechanism (3) comprises a positioning cylinder (31), a guide shaft (32), a linear bearing (33) and a positioning pin (34); the guide shaft (32) and the linear bearing (33) are used in combination for guiding the mechanism; when the positioning pin (34) is lifted, the positioning pin can be inserted into a positioning hole of the frequency converter carrier to accurately position the frequency converter carrier; the positioning cylinder (31) is used for providing stretching power for the positioning pin (34).
3. The apparatus for detecting keyboard and fan of inverter as claimed in claim 2, wherein: the combination of the guide shaft (32) and the linear bearing (33) can be replaced by a linear slide rail or other linear guide mechanisms.
4. The apparatus for detecting keyboard and fan of inverter as claimed in claim 2, wherein: the two positioning pins (34) are used in a matched mode.
5. The apparatus for detecting keyboard and fan of inverter as claimed in claim 1, wherein: the wire connecting and disconnecting mechanism (4) comprises a wire disconnecting cylinder (41), a linear slide rail (42) and a butt joint terminal (43); after the butt joint terminal (43) is in butt joint with a terminal on the frequency converter carrier, the current and communication interface conduction of the frequency converter can be realized; the wire disconnecting cylinder (41) is used for providing power for the expansion and contraction of the terminal; the linear slide rail (42) is used for guiding the extension and contraction of the butt joint terminal.
6. The apparatus for detecting keyboard and fan of inverter as claimed in claim 1, wherein: the key press disc mechanism (5) comprises a key press disc cylinder (51) and a press contact (52); the keyboard cylinder (51) and the press contact (52) are connected with each other.
7. The apparatus for detecting keyboard and fan of inverter as claimed in claim 1, wherein: the knob screwing mechanism (6) comprises a guide rod (61), a guide sleeve (62), a spring (63) and a friction head (64); the guide rod (61) can stretch and float in the guide sleeve (62); the initial state of the spring (63) is in a compressed state and is used for providing pre-pressure for the guide rod (61); the friction head (64) is made of soft materials, and after being attached to the knob of the frequency converter, the knob can be driven to rotate together by friction force.
8. The apparatus for detecting keyboard and fan of inverter as claimed in claim 1, wherein: the fan detection mechanism (8) comprises a wind collecting cover (81) and a flow sensor (82); the air collecting cover (81) and the flow sensor (82) are connected with each other; the wind collecting cover (81) is right opposite to the frequency converter fan, and can convey the wind power of the fan to the flow sensor (82) after collecting the wind power together; the flow sensor (82) judges whether the fan performance meets the requirement according to the flow.
9. The apparatus for detecting keyboard and fan of inverter as claimed in claim 1, wherein: the manipulator (2) adopts any one of a SCARA manipulator, a joint manipulator and a rectangular coordinate manipulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911049150.0A CN110794233B (en) | 2019-10-31 | 2019-10-31 | Detection equipment for keyboard and fan of frequency converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911049150.0A CN110794233B (en) | 2019-10-31 | 2019-10-31 | Detection equipment for keyboard and fan of frequency converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110794233A true CN110794233A (en) | 2020-02-14 |
| CN110794233B CN110794233B (en) | 2021-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911049150.0A Active CN110794233B (en) | 2019-10-31 | 2019-10-31 | Detection equipment for keyboard and fan of frequency converter |
Country Status (1)
| Country | Link |
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| CN (1) | CN110794233B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103699469A (en) * | 2013-12-31 | 2014-04-02 | 上海亨井联接件有限公司 | Full-automatic mouse function testing equipment and full-automatic mouse function testing method |
| CN204495544U (en) * | 2014-12-19 | 2015-07-22 | 苏庚 | A kind of keyboard automatic detection device |
| CN205843868U (en) * | 2016-08-04 | 2016-12-28 | 惠州市德赛西威汽车电子股份有限公司 | A kind of knob torsion and key press detection device |
| CN106441170A (en) * | 2016-12-12 | 2017-02-22 | 东莞市凯锐电子自动化科技有限公司 | Keyboard flatness tester |
| CN206096373U (en) * | 2016-08-23 | 2017-04-12 | 苏州飞拓精密模具有限公司 | Keypad function detection device |
| CN208601552U (en) * | 2018-06-25 | 2019-03-15 | 东莞市冠佳电子设备有限公司 | A kind of test handler of testing equipment for frequency converter |
| CN208847815U (en) * | 2018-06-25 | 2019-05-10 | 东莞市冠佳电子设备有限公司 | A kind of testing equipment for frequency converter |
-
2019
- 2019-10-31 CN CN201911049150.0A patent/CN110794233B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103699469A (en) * | 2013-12-31 | 2014-04-02 | 上海亨井联接件有限公司 | Full-automatic mouse function testing equipment and full-automatic mouse function testing method |
| CN204495544U (en) * | 2014-12-19 | 2015-07-22 | 苏庚 | A kind of keyboard automatic detection device |
| CN205843868U (en) * | 2016-08-04 | 2016-12-28 | 惠州市德赛西威汽车电子股份有限公司 | A kind of knob torsion and key press detection device |
| CN206096373U (en) * | 2016-08-23 | 2017-04-12 | 苏州飞拓精密模具有限公司 | Keypad function detection device |
| CN106441170A (en) * | 2016-12-12 | 2017-02-22 | 东莞市凯锐电子自动化科技有限公司 | Keyboard flatness tester |
| CN208601552U (en) * | 2018-06-25 | 2019-03-15 | 东莞市冠佳电子设备有限公司 | A kind of test handler of testing equipment for frequency converter |
| CN208847815U (en) * | 2018-06-25 | 2019-05-10 | 东莞市冠佳电子设备有限公司 | A kind of testing equipment for frequency converter |
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| CN110794233B (en) | 2021-08-10 |
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Effective date of registration: 20231111 Address after: Room 201, East Side, 2nd Floor, Building 1, No. 2636 Yuhangtang Road, Cangqian Street, Yuhang District, Hangzhou City, Zhejiang Province, 311100 Patentee after: HANGZHOU DECHUANG ELECTRONICS CO.,LTD. Address before: Room 205, East, 2nd floor, building 1, 2636 yuhangtang Road, Cangqian street, Yuhang District, Hangzhou City, Zhejiang Province Patentee before: Hangzhou Haidong Technology Co.,Ltd. |
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