CN210804102U - Automatic testing arrangement of controller - Google Patents
Automatic testing arrangement of controller Download PDFInfo
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- CN210804102U CN210804102U CN201921972198.4U CN201921972198U CN210804102U CN 210804102 U CN210804102 U CN 210804102U CN 201921972198 U CN201921972198 U CN 201921972198U CN 210804102 U CN210804102 U CN 210804102U
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- motor
- carbon film
- stepping motor
- output shaft
- controller
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Abstract
The utility model discloses a controller automatic testing arrangement aims at solving present to the detection mode of controller knob and is the output shaft rotation angle displacement through people's naked eye observation step motor, has the not enough of erroneous judgement or putting unqualified product. The utility model discloses an including a plurality of carbon film motors that remove motor and worm, test support and a plurality of carbon film motor step motor that correspond, step motor shaft connection carbon film motor, step motor and carbon film motor electricity respectively are connected with the controller, step motor and carbon film motor fixed connection are on the test support. The micro angular displacement can be converted into the visual voltage change through the rotating angle of the carbon film motor, so that the inspection efficiency of the product and the detection quality are improved.
Description
Technical Field
The utility model relates to a detect the frock field, more specifically say, it relates to a controller automatic testing arrangement.
Background
A stepper motor is an actuator that converts electrical pulses into angular displacements. The step driver receives a pulse signal, and drives the step motor to rotate by a fixed angle according to a set direction, the rotation of the step driver runs step by step at the fixed angle, and other devices are driven by the rotation of the step motor. At present, there is a controller, which can output corresponding electric signals by rotating a knob thereon to reach different gears, and for the detection of the controller, the controller is usually electrically connected with a stepping motor for driving, and a product is detected by observing the rotation angle of the stepping motor through the naked eyes of staff. Relatively speaking, the position of the product can be judged roughly, and the judgment of the product is judged by visual observation of staff, so that the unqualified product can be passed due to misjudgment or trial fatigue. There is a need for a method to more directly detect the quality of a product by converting an undetectable signal into a signal that we can recognize.
Chinese patent publication No. CN102419406A, entitled wire breakage detection device and wire breakage detection method for stepping motor, discloses a wire breakage detection device and wire breakage detection method for stepping motor, the device includes a control part and a driving part, the driving part is provided with an input port for receiving input signals of the control part, a connection port electrically connected with the stepping motor, and a detection port electrically connected with the control part for detecting signal output, the driving part detects signals of the stepping motor and feeds back to the control part.
The existing mode for detecting the knob of the controller mainly judges the angular displacement output by the corresponding stepping motor through naked eyes, so that misjudgment exists, and the defect of unqualified products is overcome.
Disclosure of Invention
The utility model overcomes present detection mode to the controller knob is through people's naked eye observation step motor's output shaft rotation angle displacement, has the not enough of misjudgement or putting unqualified product, provides a controller automatic testing arrangement, and it can turn into the angle displacement that step motor output shaft is little and obtain audio-visual voltage variation through the carbon film motor to improve the inspection efficiency of product and improve the quality that detects.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides an automatic testing arrangement of controller, includes a plurality of carbon film motors that remove motor and worm, test support and a plurality of carbon film motor step motor that correspond, step motor's output shaft and the output shaft of carbon film motor set up relatively, and the carbon film motor is connected to the step motor shaft, and the step motor electricity is connected with the controller, and carbon film motor electricity is connected with the signal acquisition board, and step motor and carbon film motor fixed connection are on the test support.
The carbon film motor is specially used for taking out a motor and a worm in the carbon film motor, an output shaft of the carbon film motor in the state can rotate freely, a brush is arranged in the carbon film motor and is equivalent to a slide rheostat, when the carbon film motor rotates at different angles, effective resistance on the carbon film motor can also change, voltage of a load can also change, and a corresponding signal acquisition board obtains corresponding voltage according to the mode of adopting electric connection. A circuit is electrically connected to the carbon film motor, and the device can output different voltages according to the change of the rotation angle. The device can be regarded as a slide rheostat, the electric brush of the slide rheostat contacts different positions on the carbon film according to the deflection angle, and therefore different resistance values are formed. And the carbon film motor has already received prior test, can guarantee its accuracy. The output shaft of the stepping motor is controlled by the controller knob to rotate, the carbon film motor is driven to rotate relatively, the voltage output by the carbon film motor also changes, and whether the change curve of the voltage meets the theoretical condition or not can be judged to judge whether the controller button meets the design requirement or not by detecting the process. The stepping motor and the carbon film motor are fixedly connected to the test support, and the connection mode can ensure that the driving shafts of the stepping motor and the carbon film motor are connected. Compared with a mode of detecting whether the problem is in place by adopting a sensor, the method has the advantage of obtaining a corresponding voltage change curve, and can better assist in deducing where the problem is.
Preferably, the test support comprises a stepping motor support plate and a carbon film motor support plate, a guide post is fixedly connected between the stepping motor support plate and the carbon film motor support plate, the stepping motor is fixedly connected to the stepping motor support plate, and the carbon film motor is fixedly connected to the carbon film motor support plate. The step motor support plate, the carbon film motor support plate and the guide posts connected to the corner positions of the two support plates form a box body, and the step motor support plate and the carbon film motor support plate can be used as an upper plate or a lower plate respectively. Two end faces of the guide column are horizontal, and the two support plates are horizontal in the process of attaching the two support rough plates, so that the output shafts of the stepping motor and the carbon film motor are coaxial, the upper end face of the upper guide column is detachable, and the stepping motor to be tested is convenient to replace.
Preferably, a rotating rod 12 is fixedly connected to an output shaft of the stepping motor, the length direction of the rotating rod 12 is arranged in the radial direction of the output shaft, a zero position limiting block and an end position limiting block are further fixedly connected to the stepping motor supporting plate, the zero position limiting block and the end position limiting block surround the stepping motor, and the rotating rod 12 rotates between the zero position limiting block and the end position limiting block. The rotating rod 12 is driven by the output shaft to rotate, and the end part of the rotating rod interferes with the zero position limiting block and the last position limiting block. The angular displacement of the stepping motor and the carbon film motor is set during installation, and when the rotating rod 12 abuts against the zero position limiting block, the voltage signal output by the carbon film motor is at the lowest level. Because the brush of carbon film motor inside has its limit, for avoiding damaging the carbon film motor, the event sets up last position stopper, avoids the brush to move to unable shift position, causes the damage. In a plurality of groups of stepping motors and carbon film motors on the test support, the included angles of the zero position limiting blocks and the final position limiting blocks are different and respectively correspond to the required deflection angles of the stepping motors caused by corresponding signals output by different gears of a knob of the controller in actual use.
Preferably, the corner position of the stepping motor extends towards the outer edge direction of the stepping motor and is provided with a positioning hole, a hollow supporting column is arranged below the positioning hole, the supporting column is fixedly connected to the supporting plate of the stepping motor, and the positioning hole is fixedly connected to the supporting column through a fastening piece. The upper part of the supporting column and the positioning hole are in threaded connection with fasteners. The stepping motor is fixed at four corner positions. The position of the stepping motor supporting plate corresponding to the supporting column is also provided with a hole, and the stepping motor supporting plate and the supporting column are also connected through a fastener.
Preferably, the output shaft of the stepping motor is connected to the output shaft of the carbon film motor, and a coupling is connected between the output shaft of the stepping motor and the output shaft of the carbon film motor. The two shafts are connected through a coupling. The rotating rod 12 of the stepping motor is abutted against the zero position limiting block, the output shaft of the carbon film motor at the moment is ensured to correspond to the lowest voltage level of the zero position limiting block, the coupler is locked after the corresponding position is adjusted, and then the angles of the stepping motor and the carbon film motor are in one-to-one correspondence.
Preferably, the signal acquisition board is electrically connected to the indicator. The indicator can be buzzer or led alarm lamp, if actual output voltage signal is different from theoretical signal, then signal acquisition board can output signal for buzzer and alarm lamp.
Preferably, the stepping motor support plate is disposed above the carbon film motor support plate. The stepping motor above the upper part is more convenient to replace.
Compared with the prior art, the beneficial effects of the utility model are that: (1) the inspection efficiency of the product is improved; (2) the workload of workers is reduced; (3) the detection quality is improved, and misjudgment is avoided.
Drawings
FIG. 1 is a schematic assembly view of the present invention;
fig. 2 is an exploded view of the present invention;
fig. 3 is a sectional view showing a connection between a stepping motor and a carbon film motor according to embodiment 1 of the present invention;
FIG. 4 is a schematic view of the connection between the stepping motor and the zero position stopper and the last position stopper on the stepping motor supporting plate of the present invention;
in the figure: the device comprises a stepping motor 1, a carbon film motor 2, a test support 3, a stepping motor support plate 4, a carbon film motor support plate 5, a guide column 6, a zero position limiting block 7, a last position limiting block 8, a positioning hole 9, a support column 10, a coupler 11 and a rotating rod 12.
Detailed Description
The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:
example (b):
an automatic testing device for a controller is shown in figures 1 and 2 and comprises a plurality of carbon film motors 2 for removing motors and worms, a testing support 3 and a plurality of corresponding carbon film motor stepping motors 1, wherein the stepping motors 1 are connected with the carbon film motors 2 in a shaft mode, the output shafts of the stepping motors and the output shafts of the carbon film motors are arranged oppositely, the output shafts of the stepping motors 1 are connected with the output shafts of the carbon film motors 2 in a shaft mode, and a coupler 11 is connected between the output shafts of the stepping motors 1 and the output shafts of the carbon film motors 2. As shown in fig. 3, the two shafts are connected by a coupling 11. The rotating rod 12 of the stepping motor 1 is abutted against the zero position limiting block 7, the output shaft of the carbon film motor 2 at the moment is ensured to correspond to the lowest voltage level of the output shaft, the coupling 11 is locked after the corresponding position is adjusted, and then the angles of the stepping motor 1 and the carbon film motor 2 are in one-to-one correspondence. The bush is sleeved on the output shaft of the stepping motor 1, a rotating rod 12 is fixedly sleeved outside the bush, the length direction of the rotating rod 12 is arranged in the radial direction of the output shaft, a zero position limiting block 7 and an end position limiting block 8 are fixedly connected to the stepping motor supporting plate 4, the zero position limiting block 7 and the end position limiting block 8 surround the stepping motor 1, and the rotating rod 12 rotates between the zero position limiting block 7 and the end position limiting block 8. As shown in fig. 4, the rotating rod 12 is driven by the output shaft to rotate, and the end thereof interferes with the zero position stopper 7 and the last position stopper 8. The angular displacement of the stepping motor 1 and the carbon film motor 2 is set during installation, and when the rotating rod 12 abuts against the zero position limiting block 7, the voltage signal output by the carbon film motor 2 is set to be at the lowest level. Because the inside brush of carbon film motor 2 has its limit, for avoiding damaging carbon film motor 2, the event sets up end stopper 8, avoids the brush to move to unable shift position, causes the damage.
In a plurality of groups of stepping motors 1 and carbon film motors 2 on the test support 3, the included angles of the zero position limiting blocks 7 and the last position limiting blocks 8 are different and respectively correspond to the angles of the driven stepping motors 1 which need to deflect when the controller buttons reach different gears.
The stepping motor is electrically connected with a controller, the carbon film motor is electrically connected with the signal acquisition board, and the signal acquisition board is electrically connected with an indicator. The indicator can be buzzer or led alarm lamp, if actual output voltage signal is different from theoretical signal, then signal acquisition board can output signal for buzzer and alarm lamp. The stepping motor 1 and the carbon film motor 2 are fixedly connected to the bottom plate and the top plate of the test support 3. The corner position of the stepping motor 1 extends towards the outer edge direction of the stepping motor 1 and is provided with a positioning hole 9, a hollow supporting column 10 is arranged below the positioning hole 9, the supporting column 10 is fixedly connected to the stepping motor supporting plate 4, and the positioning hole 9 is fixedly connected to the supporting column 10 through a fastener. The upper part of the supporting column 10 and the positioning hole 9 are in threaded connection with fasteners. The stepping motor 1 is fixed at four corner positions. The stepper motor support plate 4 also has holes corresponding to the support posts 10, and the two are connected through fasteners. Test support 3 includes step motor backup pad 4 and carbon film motor backup pad 5, is connected with guide post 6 through the fastener between step motor backup pad 4 and the carbon film motor backup pad 5, and 1 fixed connection of step motor is on step motor backup pad 4, and 2 fixed connection of carbon film motor are on carbon film motor backup pad 5. The stepping motor support plate 4 and the carbon film motor support plate 5 and the guide posts 6 attached to the corner positions of the two support plates constitute a cartridge, and the stepping motor support plate 4 and the carbon film motor support plate 5 may be provided as an upper plate or a lower plate, respectively. Two terminal surfaces of guide post 6 are level, have realized the level of two backup pads through its process of laminating two support hair plates to guaranteed that step motor 1 and carbon film motor 2's output shaft are coaxial, go up 6 up end dismantled and assembled of guide post, be convenient for change the step motor 1 that needs the test.
The carbon film motor 2 is herein referred to as a state in which the motor and the worm of the carbon film motor 2 are taken out, and in this state, the output shaft of the carbon film motor 2 can rotate freely, and when the carbon film motor rotates at different angles, different voltages can be output. The carbon film motor 2 has brushes inside, and corresponds to a slide rheostat. And the carbon film motor 2 has already been subjected to a previous test, so that the accuracy of the carbon film motor can be ensured. The controller controls the output shaft of the stepping motor 1 to rotate, so as to drive the carbon film motor 2 to rotate relatively, the voltage output by the carbon film motor 2 also changes, and whether the stepping motor 1 meets the design requirement can be judged by detecting whether the change curve of the voltage meets the theoretical condition or not in the process. The stepping motor 1 and the carbon film motor 2 are fixedly connected to the test support 3, and the connection mode can ensure that the driving shafts of the stepping motor and the carbon film motor are connected.
When the device is used, the controller, the stepping motor rotation angle automatic testing device, the signal acquisition board and the indicator are electrically connected in sequence. The controller knob rotates to output a corresponding electric signal, the electric signal is converted into a corresponding voltage through the stepping motor 1 and the carbon film motor 2 and is output to a corresponding signal acquisition board, the signal is transmitted to a connected computer, and the computer compares theoretical signals to judge whether the stepping motor 1 is qualified. And when the product is not qualified, reminding workers through an indicator.
The above-described embodiments are merely preferred embodiments of the present invention, which are not intended to be limiting in any way, and other variations and modifications are possible without departing from the scope of the invention as set forth in the following claims.
Claims (7)
1. The utility model provides an automatic testing arrangement of controller, includes a plurality of carbon film motors that remove motor and worm, characterized by, including test support, a plurality of carbon film motor step motor that correspond, step motor's output shaft and the output shaft of carbon film motor set up relatively, and the carbon film motor is connected to the step motor electricity, and the step motor electricity is connected with the controller, and carbon film motor electricity is connected with the signal acquisition board, and step motor and carbon film motor fixed connection are on test support.
2. The automatic testing device of claim 1, wherein the testing frame comprises a stepping motor supporting plate and a carbon film motor supporting plate, the guiding column is fixedly connected between the stepping motor supporting plate and the carbon film motor supporting plate, the stepping motor is fixedly connected to the stepping motor supporting plate, and the carbon film motor is fixedly connected to the carbon film motor supporting plate.
3. The automatic testing device of the controller according to claim 2, wherein a rotating rod 12 is fixedly connected to the output shaft of the stepping motor, the length direction of the rotating rod 12 is arranged in the radial direction of the output shaft, a zero position limiting block and a last position limiting block are further fixedly connected to the stepping motor support plate, the zero position limiting block and the last position limiting block surround the stepping motor, and the rotating rod 12 rotates between the zero position limiting block and the last position limiting block.
4. The automatic testing device of the controller according to claim 2 or 3, wherein the rotation angle position of the stepping motor extends towards the outer edge of the stepping motor and is provided with a positioning hole, a hollow supporting column is arranged below the positioning hole, the supporting column is fixedly connected to the supporting plate of the stepping motor, and the positioning hole is fixedly connected to the supporting column through a fastening piece.
5. The automatic testing device of a controller as claimed in claim 1, wherein the output shaft of the stepping motor is connected with the output shaft of the carbon film motor, and a coupling is connected between the output shaft of the stepping motor and the output shaft of the carbon film motor.
6. The automatic testing device of claim 5, wherein the signal acquisition board is electrically connected to the indicator.
7. The automatic testing device of claim 2, wherein the stepping motor supporting plate is disposed above the carbon film motor supporting plate.
Priority Applications (1)
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CN201921972198.4U CN210804102U (en) | 2019-11-14 | 2019-11-14 | Automatic testing arrangement of controller |
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CN201921972198.4U CN210804102U (en) | 2019-11-14 | 2019-11-14 | Automatic testing arrangement of controller |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111257750A (en) * | 2019-11-14 | 2020-06-09 | 杭州广安汽车电器有限公司 | Automatic testing device for controller and positioning method thereof |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111257750A (en) * | 2019-11-14 | 2020-06-09 | 杭州广安汽车电器有限公司 | Automatic testing device for controller and positioning method thereof |
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