CN111948457B - Resistance card output resistance continuity detection device - Google Patents
Resistance card output resistance continuity detection device Download PDFInfo
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- CN111948457B CN111948457B CN202010790012.4A CN202010790012A CN111948457B CN 111948457 B CN111948457 B CN 111948457B CN 202010790012 A CN202010790012 A CN 202010790012A CN 111948457 B CN111948457 B CN 111948457B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
Abstract
The invention discloses a resistance card output resistance continuity detection device which comprises a detection table, wherein a fixed plate is arranged at the upper part of the detection table, a resistance display is arranged in front of the fixed plate, a sliding test mechanism is arranged behind the fixed plate and comprises a transmission shaft and a driving device, a sliding sheet is arranged at the top of the transmission shaft, the free end of the sliding sheet is in contact with the side edge of a detected resistance card, and the driving device in the detection table drives the transmission shaft to drive the sliding sheet to rotate so that the sliding sheet can do reciprocating motion on the side edge of the detected resistance card; the detection table is internally provided with a control circuit board, driving devices in the resistance display and the sliding test mechanism are electrically connected with the control circuit board, and the control circuit board is also provided with two test electric clamps which are clamped on a tested resistance sheet and are arranged on the shaft of the Wei transmission shaft. The method has the advantages of convenient and visual operation, easy control, high precision, low error and high safety, and meets the detection requirement of a user on the continuity of the full-range output resistance of the resistance card.
Description
Technical Field
The invention relates to the technical field of resistance detection, in particular to a resistance chip output resistance continuity detection device.
Background
The method for detecting the continuity of the full-range real-time output resistor of the resistor disc based on the curved surface support is not provided with a device, the continuity of the resistor disc is simply and roughly detected manually by adopting a universal meter (or an ohmmeter), and the continuity of the output resistor disc is judged visually by naked eyes. However, the detection method has the main effects of human factors, detection results vary from person to person, detection results of different persons are greatly different, even detection results of different persons are just opposite, detection normalization and operability are poor, detection accuracy and precision are low, and human resources and time spent in detection are large, so that the requirements of users cannot be met.
Disclosure of Invention
The invention aims to provide a detection device which is convenient and visual to operate, easy to control, high in precision, low in error and high in safety, and meets the requirement of a user on continuity of a full-range output resistor of a resistor disc.
The invention is realized by the following technical scheme: a resistance card output resistance continuity detection device comprises a detection table, wherein a fixed plate for mounting a resistance card to be detected is arranged on the upper portion of the detection table, a resistance display is arranged in front of the fixed plate, a sliding test mechanism is arranged behind the fixed plate and comprises a transmission shaft penetrating through a panel on the upper portion of the detection table and a driving device arranged in the detection table, a sliding sheet is fixedly arranged on the top of the transmission shaft, the free end of the sliding sheet is in contact with the side edge of the resistance card to be detected, and the driving device in the detection table drives the transmission shaft to drive the sliding sheet to rotate so that the sliding sheet can reciprocate on the side edge of the resistance card to be detected; the test table is internally provided with a control circuit board connected with an external power supply, driving devices in the resistance display and the sliding test mechanism are electrically connected with the control circuit board, the control circuit board is also provided with two test electric clamps, one test electric clamp is clamped on a tested resistance sheet, and the other test electric clamp is clamped on a transmission shaft.
The working principle of the technical scheme is that the output resistance of the resistance card to be detected is acquired through the sliding sheet capable of automatically sliding on the side edge of the resistance card to be detected, the output resistance of the resistance card to be detected is displayed on the display through the control circuit board, the output resistance is automatically acquired and displayed by the detection system, manual control is not needed, and the detection system is visual and clear at a glance.
In order to better realize the invention, an infrared light leveling device is further arranged at the upper part of the detection table, the infrared light leveling device comprises a sliding rod arranged at the rear part of the sliding testing mechanism, an infrared light source emitter is arranged at the top part of the sliding rod, the infrared light source emitter emits horizontal infrared light spots to a horizontal calibration groove arranged at the back part of the resistance display, the lower part of the sliding rod is arranged in a horizontal sliding groove of a top plate of the detection table, the sliding rod can horizontally reciprocate in the sliding groove, so that the horizontal infrared light spots emitted by the infrared light source emitter are driven to reciprocate in the horizontal calibration groove, and the infrared light source emitter is electrically connected with the control circuit board.
In order to better realize the invention, a transmission bar is further arranged in the detection table and is fixedly connected with the lower part of the sliding rod, and a sliding adjusting button mechanically connected with the transmission bar is further arranged on the detection table, so that the transmission bar drives the sliding rod to reciprocate in the horizontal sliding groove by rotating the sliding adjusting button.
In order to better realize the invention, further, the driving device comprises a stepping motor arranged inside the detection platform, a driving bevel gear is arranged at the end part of a driving rod of the stepping motor, a driven bevel gear arranged in the detection platform is arranged at the lower bottom part of the transmission shaft, and the driving bevel gear is meshed with the driven bevel gear; the stepping motor drives the driving bevel gear to drive the driven bevel gear to rotate, so that the transmission shaft rotates, and the stepping motor is electrically connected with the control circuit board.
In order to better realize the invention, further, the driven bevel gear is an incomplete bevel gear, and the driven bevel gear is provided with a limiting block, so that the driven bevel gear is driven by the driving bevel gear to rotate in a reciprocating manner.
In order to better realize the invention, further, a protection cylinder is arranged outside the transmission shaft exposed at the upper part of the detection table, an opening is arranged at the lower part of the protection cylinder, and the test electric clamp is clamped on the transmission shaft through the opening.
In order to better realize the invention, further, two ends of the resistance card to be tested are respectively provided with a fixing hole, the resistance card to be tested is also provided with a lug plate, and the test electric clamp is clamped on the lug plate.
In order to better realize the invention, the upper part of the test board is also provided with a switch component connected with the control circuit board, the switch component comprises a switch of the infrared light source emitter and a switch of the stepping motor, and the switch component can respectively control the infrared light source emitter to emit the infrared light spot and the stepping motor to operate.
In order to better realize the invention, further, the control circuit board comprises a central processing unit, and an external power supply module and an acquisition circuit which are respectively connected with the central processing unit, wherein the acquisition circuit acquires the resistance of the resistance card to be detected output by the sliding card, and the external power supply module is directly connected with an external 220V alternating current power supply; the central processing unit receives resistance data fed back by the acquisition circuit and feeds the resistance data back to the resistance display to enable the resistance display to become visual data; the external power supply module supplies power to the central processing unit, the stepping motor, the resistance display and the infrared light source emitter at the same time.
In order to better implement the invention, the external power supply module further comprises a rectification circuit connected with an external 220V alternating current power supply, and a stabilized voltage power supply for supplying power to the central processing unit, the stepping motor, the resistance display and the infrared light source emitter, wherein the stabilized voltage power supply is connected with the rectification circuit.
Compared with the prior art, the invention has the following advantages and beneficial effects:
(1) The invention provides a novel resistance chip output resistance continuity detection device, the detected resistance chip is arranged at the position of an outer box electric barrier chip and is fastened by using a screw before detection, a switch is only required to be turned on in the detection process, other operations are not required, and the operation is simple and convenient.
(2) The resistance card output resistance continuity detection device provided by the invention can directly acquire the data of the resistance card output resistance and display the data on the resistance display, so that the output resistance continuity condition of the resistance card is very visually displayed;
(3) The invention adopts the infrared point light source mode to correct the position of the resistance chip to be detected, ensures that the resistance chip is installed in a horizontal state, avoids installation errors and measurement errors caused by unevenness in the installation of the resistance chip to be detected, and ensures the precision of detection data;
(4) The invention adopts the incomplete gear mechanism, the effective stroke of the incomplete gear mechanism is consistent with that of the resistance card, the sliding card can automatically rotate reversely or stop rotating when reaching the two ends of the resistance card, unsafe accidents that the sliding card exceeds the limit range due to the use of the complete gear, even the sliding card touches foreign objects after exceeding the limit range to cause deformation and even damage to a motor and the like are avoided, and the safety is good;
(5) The detection device provided by the invention is simple to use, has visual data, can better realize the detection of the continuity of the output resistance of the resistance card, and is suitable for wide popularization and application.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic plan view of the present invention (including the internal structure of the inspection table);
FIG. 3 is a schematic perspective view of a measured resistance card according to the present invention;
fig. 4 is a functional block diagram of the control circuit board according to the present invention.
Wherein: the device comprises a detection table 1, a detection table 2, a fixing plate 3, a resistance display, a transmission shaft 4, a sliding sheet 5, a control circuit board 6, a test electric clamp 7, a sliding rod 8, an infrared light source emitter 9, a horizontal sliding groove 10, a resistance sheet to be detected 11, a horizontal calibration groove 12, a transmission strip 13, a sliding adjusting button 14, a switch assembly 15, a protection cylinder 16, a stepping motor 17, a driving bevel gear 18, a driven bevel gear 19, a wiring sheet 111 and a fixing hole 112.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, the definitions of "first" and "second" are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly including one or more of such features. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through an intermediary, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
the main structure of this embodiment, as shown in fig. 1 and fig. 2, includes a detection table 1, a fixed plate 2 for mounting a resistance card to be detected is disposed on an upper portion of the detection table 1, a resistance display 3 is disposed in front of the fixed plate 2, a sliding testing mechanism is disposed behind the fixed plate 2, the sliding testing mechanism includes a transmission shaft 4 penetrating through an upper panel of the detection table 1 and a driving device disposed inside the detection table 1, a slider 5 is fixedly disposed on a top of the transmission shaft 4, a free end of the slider 5 contacts with a side edge of a resistance card 11 to be detected, and the driving device inside the detection table 1 drives the transmission shaft 4 to drive the slider 5 to rotate, so that the slider 5 can reciprocate on the side edge of the resistance card 11 to be detected; examine test table 1 internally mounted have with external power source connection's control circuit board 6, the drive arrangement in resistance display 2, the slip accredited testing organization all is connected with control circuit board 6 electricity, control circuit board 6 still is provided with two test electric clamps 7, and a test electric clamp 7 presss from both sides on being surveyed resistance piece 11, and another test electric clamp 7 presss from both sides on transmission shaft 4.
The specific implementation mode is that the resistance card 11 to be tested is installed on the fixing plate 2, the resistance card 11 to be tested is ensured to be in a horizontal state, the side edge of the upper part of the resistance card 11 to be tested is contacted with the sliding sheet 5, and two test electric clamps 7 are clamped on the resistance card 11 to be tested, and the other test electric clamp is clamped on the transmission shaft 4. The driving device drives the transmission shaft 4 to drive the sliding sheet 5 to slide on the side edge of the upper part of the resistance sheet 11 to be detected, so that the sliding sheet 5 is prevented from being separated from the side edge of the upper part of the resistance sheet 11 to be detected in the sliding process.
When the resistor 11 to be detected is detected, the power supply is switched on, the driving device drives the transmission shaft 4 to rotate, so that the sliding sheet 5 at the top of the transmission shaft is driven to slide on the side edge of the upper part of the resistor 11 to be detected, at the moment, the control circuit board 6 collects the input resistor of the resistor 11 to be detected, which is input by the sliding sheet 5, and displays the input resistor on the resistor display 3, and the continuity detection of the resistor sheet to be detected is realized.
Because the sliding sheet 8 does not need to rotate by 360 degrees and only needs to do reciprocating motion with a certain angle, when the testing electric clamp 7 is used for clamping on the transmission shaft 4, the problem that a line is wound on the transmission shaft 4 cannot be caused.
Example 2:
this embodiment has further add the levelling device who takes resistance card 11 on the basis of above-mentioned embodiment, as shown in fig. 1, fig. 2, it still is provided with infrared light levelling device to examine 1 upper portion of platform, infrared light levelling device is including arranging slide bar 8 at slip accredited testing organization rear in, slide bar 8 top sets up infrared light source transmitter 9, infrared light source transmitter 8 sends the horizontally infrared light spot to the horizontal calibration groove 12 of resistance display 3 back setting, and slide bar 8 lower part is arranged in the horizontal spout 10 of examining 1 roof of platform, and slide bar 8 can be horizontal reciprocating motion in spout 10 to the horizontal infrared light spot that drives infrared light source transmitter 8 transmission is reciprocating motion in horizontal calibration groove 12, infrared light source transmitter 8 is connected with control circuit board 6 electricity. Because the continuity of the output resistance of the resistance card 11 to be tested is tested, it is very important to ensure that the side edge of the resistance card 11 to be tested is in stable contact with the slider 5 and the slider 5 can slide smoothly, so that the side edge of the resistance card 11 to be tested in contact with the slider 5 is kept in a horizontal state. Since the resistive sheet 11 to be measured is not in a regular shape, the present embodiment corrects the horizontal position thereof by using a laser positioning method.
The specific correction process is that firstly, the horizontal calibration groove 12 on the back of the resistance display 3 is horizontal, and the plane of the horizontal calibration groove 12 is the contact surface between the sliding sheet 5 and the resistance sheet 8 to be measured. Due to the determination of the position of the horizontal calibration slot 12, a point light source emitted by the infrared light source generator 9 at the top of the sliding rod 8 can be positioned in the horizontal calibration slot 12, so as to determine the height of the sliding rod 8. Then, the position of the resistance card 11 to be detected is corrected, the resistance card 11 to be detected is firstly arranged at the fixed plate 2 and is not fixed, then the resistance card 11 to be detected slightly shields a point light source emitted by the infrared light source generator 9, the specific shielding condition can be judged from the point light source in the horizontal calibration groove 12 (the point light source cannot be completely shielded by the resistance card 11 to be detected), then the position of the resistance card 11 to be detected at the point is determined to be correct, the resistance card 11 to be detected is roughly placed, then the sliding rod 8 slides in the horizontal sliding groove 10, the condition that the point light source in the horizontal calibration groove 12 is shielded is observed, and therefore whether the resistance card 11 to be detected is horizontal is judged, and then the resistance card to be detected is fixed on the fixed plate 2. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.
Example 3:
in this embodiment, on the basis of the above embodiment, a sliding structure of the sliding rod 8 is further defined, as shown in fig. 2, a transmission bar 13 is further disposed in the detection table 1, the transmission bar 13 is fixedly connected with the lower portion of the sliding rod 8, and a sliding adjusting button 14 mechanically connected with the transmission bar 13 is further disposed on the detection table 1, so that the transmission bar 13 can drive the sliding rod 8 to reciprocate in the horizontal sliding groove 10 by rotating the sliding adjusting button 14. In order to better finish the horizontal correction of the resistance card 11 to be detected, the transmission strip 13 and the sliding adjusting button 14 are additionally arranged, the sliding adjusting button 14 can be rotated, so that the transmission strip 13 drives the sliding rod 8 to slide in the horizontal sliding groove 10 on the detection table 1, the detection precision can be improved, meanwhile, the sliding rod 8 is prevented from being touched, and the point light source precision emitted by the infrared light source generator 9 is influenced. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.
Example 4:
the present embodiment further defines the structure of the driving device on the basis of the above embodiment, as shown in fig. 2, the driving device includes a stepping motor 17 disposed inside the inspection table 1, a driving bevel gear 18 is disposed at an end of a driving rod of the stepping motor 17, a driven bevel gear 19 disposed inside the inspection table 1 is mounted at a lower bottom of the transmission shaft 4, and the driving bevel gear 18 is meshed with the driven bevel gear 19; the stepping motor 17 drives the driving bevel gear 18 to drive the driven bevel gear 19 to rotate, so that the transmission shaft 4 rotates, and the stepping motor 17 is electrically connected with the control circuit board 6. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.
Example 5:
in this embodiment, on the basis of the above embodiment, the structure of the driving device is further limited, as shown in fig. 2, the driven bevel gear 19 is an incomplete bevel gear, and the driven bevel gear 19 is provided with a limiting block, so that the driven bevel gear 19 is driven by the drive bevel gear 18 to rotate back and forth. In the rotating process, the incomplete gear mechanism can be accurately limited according to the effective area of the resistance card, and the problem that the sliding card exceeds the limit range is avoided. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.
Example 6:
in the embodiment, on the basis of the above embodiment, a protection barrel 6 is further added, the protection barrel 16 is further arranged outside the transmission shaft 4 exposed at the upper part of the detection platform 1, an opening is arranged at the lower part of the protection barrel 16, and the test electric clamp 7 is clamped on the transmission shaft 4 through the opening. The setting of a protection section of thick bamboo 6 can avoid rotating the thing of process transmission shaft 4 to external environment condition to cause adverse effect, and open-ended setting does not influence test electric clamp 7 yet and presss from both sides on transmission shaft 4 simultaneously. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.
Example 7:
in this embodiment, on the basis of the above embodiment, the structure of the resistance sheet 11 to be tested is further defined, as shown in fig. 3, fixing holes 112 are respectively formed at two ends of the resistance sheet 11 to be tested, the resistance sheet 11 to be tested is further provided with a lug 111, and the test electric clamp 7 is clamped on the lug 111. The fixing holes 112 at the two ends of the resistance card 11 to be tested are provided for fixing the resistance card to be tested on the fixing plate 2, and the lug 111 can facilitate the test clamp 7 to be communicated with the resistance card 11 to be tested. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.
Example 8:
on the basis of the above embodiment, the present embodiment further adds a switch assembly 15 on the test table 1, the upper portion of the test table 1 is further provided with a switch assembly 15 connected to the control circuit board, the switch assembly includes a switch of the infrared light source emitter 9 and a switch of the stepping motor 17, and can respectively control the infrared light source emitter 9 to emit infrared light spots and the stepping motor 17 to operate. The switch assembly 15 is only responsible for opening and closing the circuit, and the processes of forming and implementing the switch assembly can be easily achieved, and meanwhile, the convenience of operation of the detection device is improved. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.
Example 9:
in this embodiment, on the basis of the above embodiment, a function module of the control circuit board is further defined, as shown in fig. 4, the control circuit board 6 includes a central processing unit, and an external power module and an acquisition circuit which are respectively connected to the central processing unit, the acquisition circuit acquires the resistance of the resistance card 11 to be detected output by the slider 5, and the external power module is directly connected to an external 220V ac power supply; the central processing unit receives the resistance data fed back by the acquisition circuit and feeds the resistance data back to the resistance display 3 to form visual data; the external power supply module supplies power to the central processing unit, the stepping motor 17, the resistance display 3 and the infrared light source emitter 9 at the same time. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.
Example 10:
in this embodiment, an external power module is further defined on the basis of the above embodiments, as shown in fig. 4, the external power module includes a rectification circuit connected to an external 220V ac power source, and a regulated power supply for supplying power to the cpu, the stepping motor, the resistance display, and the infrared light source emitter, and the regulated power supply is connected to the rectification circuit. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.
It is understood that the operation principle and operation process of the structure of the device for detecting the continuity of the output resistance of the resistive sheet according to an embodiment of the present invention, such as the stepping motor 17 and the resistive display 3, are well known in the art and will not be described in detail herein.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The device for detecting the continuity of the output resistance of the resistance card is characterized by comprising a detection table (1), wherein a fixed plate (2) for mounting the resistance card to be detected is arranged on the upper portion of the detection table (1), a resistance display (3) is arranged in front of the fixed plate (2), a sliding test mechanism is arranged behind the fixed plate (2), the sliding test mechanism comprises a transmission shaft (4) penetrating through an upper panel of the detection table (1) and a driving device arranged in the detection table (1), a sliding sheet (5) is fixedly arranged at the top of the transmission shaft (4), the free end of the sliding sheet (5) is in contact with the side edge of the resistance card to be detected (11), and the driving device in the detection table (1) drives the transmission shaft (4) to drive the sliding sheet (5) to rotate, so that the sliding sheet (5) can reciprocate on the side edge of the resistance card to be detected (11); examine test table (1) internally mounted have control circuit board (6) of being connected with external power supply, drive arrangement in resistance display (3), the slip accredited testing organization all is connected with control circuit board (6) electricity, control circuit board (6) still are provided with two test electricity and press from both sides (7), and one test electricity presss from both sides (7) and presss from both sides on being surveyed resistance piece (11), and another test electricity presss from both sides (7) and presss from both sides on transmission shaft (4).
2. The resistance chip output resistance continuity detection device according to claim 1, wherein an infrared light leveling device is further arranged at the upper portion of the detection table (1), the infrared light leveling device comprises a sliding rod (8) arranged behind the sliding test mechanism, an infrared light source emitter (9) is arranged at the top of the sliding rod (8), the infrared light source emitter (9) emits horizontal infrared light spots into a horizontal calibration groove (12) formed in the back of the resistance display (3), the lower portion of the sliding rod (8) is arranged in a horizontal sliding groove (10) formed in a top plate of the detection table (1), the sliding rod (8) can horizontally reciprocate in the sliding groove (10), so that the horizontal infrared light spots emitted by the infrared light source emitter (9) are driven to reciprocate in the horizontal calibration groove (12), and the infrared light source emitter (9) is electrically connected with the control circuit board (6).
3. A device for detecting the continuity of an output resistance of a resistance card according to claim 2, wherein a transmission bar (13) is further disposed in the detection table (1), the transmission bar (13) is fixedly connected with the lower portion of the sliding rod (8), and a sliding adjustment knob (14) mechanically connected with the transmission bar (13) is further disposed on the detection table (1), so that the transmission bar (13) drives the sliding rod (8) to reciprocate in the horizontal sliding groove (10) by rotating the sliding adjustment knob (14).
4. A resistance card output resistance continuity detection device according to claim 3, wherein the driving device comprises a stepping motor (17) arranged inside the detection platform (1), a driving bevel gear (18) is arranged at the end of a driving rod of the stepping motor (17), a driven bevel gear (19) arranged in the detection platform (1) is arranged at the lower bottom of the transmission shaft (4), and the driving bevel gear (18) is meshed with the driven bevel gear (19); the stepping motor (17) drives the driving bevel gear (18) to drive the driven bevel gear (19) to rotate, so that the transmission shaft (4) rotates, and the stepping motor (17) is electrically connected with the control circuit board (6).
5. A resistance card output resistance continuity testing device according to claim 4, wherein the driven bevel gear (19) is an incomplete bevel gear, and the driven bevel gear (19) is provided with a limiting block, so that the driven bevel gear (19) is driven by the driving bevel gear (18) to rotate back and forth.
6. A resistance card output resistance continuity testing device according to claim 5, characterized in that a protection cylinder (16) is further arranged outside the transmission shaft (4) exposed at the upper part of the testing table (1), an opening is arranged at the lower part of the protection cylinder (16), and the testing electric clamp (7) is clamped on the transmission shaft (4) through the opening.
7. The output resistance continuity detection device of the resistance card according to claim 6, wherein fixing holes (112) are respectively formed at two ends of the resistance card (11) to be detected, the resistance card (11) to be detected is further provided with a terminal (111), and the test electric clamp (7) is clamped on the terminal (111).
8. A resistance card output resistance continuity testing device according to claim 7, wherein a switch assembly (15) connected to the control circuit board is further disposed on the upper portion of the testing table (1), the switch assembly comprises a switch of the infrared light source emitter (9) and a switch of the stepping motor (17), and the switch assembly can respectively control the infrared light source emitter (9) to emit an infrared light spot and the stepping motor (17) to operate.
9. The output resistance continuity detection device of the resistance card according to claim 8, characterized in that the control circuit board (6) comprises a central processing unit, and an external power supply module and an acquisition circuit which are respectively connected with the central processing unit, the acquisition circuit acquires the resistance of the resistance card (11) to be detected output by the slider (5), and the external power supply module is directly connected with an external 220V alternating current power supply; the central processing unit receives resistance data fed back by the acquisition circuit and feeds the resistance data back to the resistance display (3) to enable the resistance data to become visual data; the external power supply module supplies power to the central processing unit, the stepping motor (17), the resistance display (3) and the infrared light source emitter (9) at the same time.
10. The output resistor continuity detection device of the resistor disc as claimed in claim 9, wherein the external power supply module comprises a rectification circuit connected with an external 220V alternating current power supply, and a stabilized voltage power supply for supplying power to the central processing unit, the stepping motor, the resistor display and the infrared light source emitter, and the stabilized voltage power supply is connected with the rectification circuit.
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| CN202010790012.4A CN111948457B (en) | 2020-08-07 | 2020-08-07 | Resistance card output resistance continuity detection device |
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| CN202010790012.4A CN111948457B (en) | 2020-08-07 | 2020-08-07 | Resistance card output resistance continuity detection device |
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| CN111948457B true CN111948457B (en) | 2023-02-03 |
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| CN109470924A (en) * | 2018-11-26 | 2019-03-15 | 浙江宝利特新能源股份有限公司 | A kind of photovoltaic back film resistance tester |
| CN111115286A (en) * | 2019-12-21 | 2020-05-08 | 江苏达晨冠图电气科技有限公司 | Automatic test production line for zinc oxide resistance card with high work smoothness |
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| CN109470924A (en) * | 2018-11-26 | 2019-03-15 | 浙江宝利特新能源股份有限公司 | A kind of photovoltaic back film resistance tester |
| CN111115286A (en) * | 2019-12-21 | 2020-05-08 | 江苏达晨冠图电气科技有限公司 | Automatic test production line for zinc oxide resistance card with high work smoothness |
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| CN111948457A (en) | 2020-11-17 |
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