| A robot is defined as a mechanical device that is | | | | Ultrasonic sensors are another carwash transducer. |
| meant to do the work of a human being. In fact it can | | | | This refers to the sound wave frequency that is |
| work harder than a human being since it is activated | | | | above the normal hearing range of a human being. |
| by sound waves and radiant energy. Robots play an | | | | Physical therapy, welding plants and distance |
| important role in all types of cleaning, moving, lifting and | | | | measuring equipments use ultrasonic sensors to do |
| various other jobs. They have also entered the car | | | | their work. |
| washing industry to bring out perfectly and effectively | | | | The ultra sonic sensor that is applied in car washing |
| cleaned cars. | | | | transmits sound waves that reflect off the surface of |
| In this car wash equipment process performed by the | | | | an object and then come back to the source or to the |
| robots, it uses a feed back loop by which information is | | | | paired receiver. The distance is then calculated by the |
| transmitted from the carwash equipments that are | | | | time spent between the sending and receiving of the |
| fixed at various points where the vehicles is shifted to | | | | sound waves. |
| and from while being cleaned. With the help of these | | | | In this technology the brush and the touch less |
| transmitting sources mechanical energy gets | | | | automatic equipments benefit by the ultrasonic car |
| converted to electrical energy in a process called | | | | wash robotic equipment. In this way the chemical |
| transducers. | | | | consumption and the water consumption are reduced |
| These transducers play a very important role in the | | | | when the spray arm is used for cleaning the side of |
| robotics method of Car Wash Systems. Vehicles of | | | | the vehicle. |
| varying height and length can be cleaned by this | | | | With ultrasonic sensors vehicle drivers can be |
| method. The robot is programmed to clean each | | | | instructed to steer their vehicle either to the left or right. |
| vehicle according to its size. This method is adopted to | | | | In the case of tall vehicles the upper brush halves are |
| improve the chemical consumption and the quality of | | | | engaged to perform rear arm oscillation. These and |
| the way along with other functions as well. | | | | many more functions are available with ultra sonic |
| The roller arm is a device used to sense all carwash | | | | sensors. In short, they are very important in robotic car |
| equipment from the brush arm movement to the | | | | washing. |
| overhead door position. In this way the car gets | | | | Now coming to the future one may begin to think what |
| completely clean leaving no part out including the | | | | type of robotic technology one might see. It could be |
| windshield and the door jams etc. | | | | just anything like human like figures walking stiffly all |
| The modern transducer does its work without physical | | | | around doing more work than a human being. The car |
| contact with the vehicle. Instead the loop detector is | | | | industry has faced this challenging robotics in their |
| used to sense the vehicle’s presence while | | | | industry and has increased their profitability. But at the |
| cleaning. They are fitted with a photo-eye that sends | | | | same time it’s hard to find low cost labor that is |
| signals to the PLC. The signal strength can be | | | | high in quality. Customers should be treated with |
| adjusted. It should be fixed properly by applying tape to | | | | utmost care and attention or one would lose good |
| the receiver eye lens leaving a small area in the middle | | | | customers. |
| uncovered. | | | | Though washing may seem a bit simple drying a car |
| The next robotic in car wash equipment Installation is | | | | used to be a bit difficult. But this is not anymore with |
| the proximity switch. It is the metal detector in car | | | | the introduction of the robotics in car washing. Surely |
| washes. It is able to sense metal like the loop detector | | | | during the winter months cars get crusted with snow |
| but only with a finer accuracy. Since this is a sensing | | | | and salt from icy roads. The robotics need to be |
| unit care should be taken when adjusting or replacing | | | | trusted during these times. They would complete the |
| the proximity switch. Care should be taken to set the | | | | work instantly and impressively. If a car is parked |
| right distance between the sensing end of switch and | | | | between to points and a robot is put to use it would |
| the target. It should be perfect to the | | | | dry the car perfectly well without pressing down on |
| manufacturer’s specification. | | | | the vehicle by using the Haptic Sensor technology. |