Abstract: A polishing device is used for polishing at least one workpiece and includes a bracket, at least one loading device, a number of polishing tools having different roughness, a number of first driving devices, a supporting device, and a second driving device. The at least one loading device is positioned on the bracket, and is used for loading the at least one workpiece. Each first driving device is used for driving a respective one of the polishing tools to rotate to polish one workpiece. The supporting device is connected to the bracket, and is used for loading the polishing tools and the first driving devices. The second driving device is connected to the supporting devices, and is used for driving the supporting device to rotate to select a proper one of the polishing tools.

Abstract: A pick-up device includes an sucking member, a blocking member, a grasping assembly, a restricting member and a covering member. The sucking member is adapted to utilize a vacuum to adhere to the surface of an electronic component and defines a through hole. The blocking member is secured to the sucking member and includes a blocking block. The finger-grasping assembly is slidably mounted to blocking member. The restricting member is movably mounted to the grasping assembly and movable relative to the sucking member. The restricting member includes two restricting portions. The covering member is secured to the restricting member by a first resilient member. The grasping assembly is operable to bias the restricting member and the covering member to move relative to the sucking member, the two restricting portions are engaged with the blocking block, and the covering member seals the through hole.

Abstract: An apparatus for processing coating material includes a crucible having a receptacle for receiving coating material, a drive member having a drive shaft, a cover coupled to the drive shaft, and a monitor system including a light source and a camera module. The cover includes a flat surface, a slot defined in the flat surface, a first through hole and a second through hole respectively communicating with opposite ends of the slot. The drive shaft drives the cover to rotate between a closed position where the cover covers the receptacle, and the flat surface presses and flattens the coating material, and an open position where the cover is moved away from the receptacle. The light source is for emitting light through the first through hole to illuminate the coating material. The camera module is for capturing images of the illuminated coating material through the second through hole.

Abstract: A coating apparatus includes a first vessel, a revolving unit, and a motor having a drive shaft. The first vessel has a receiving space defined therein for receiving substrates and a first solution. The revolving unit is received in the receiving space and rotatable relative to the first vessel to impart a centrifugal force to the first solution. The drive shaft is coupled to the revolving unit. The motor is configured for rotating the revolving unit.

Abstract: A coating device includes a main body and at least one ionic-wind generating device. The main body includes a first surface, a second surface opposite to the first surface, and a plurality of receiving holes passing through the first surface and the second surface. Each receiving hole is used for receiving an element which needs to be coated and includes an inlet for letting the element to enter the receiving hole. The inlet is positioned on the first surface. The at least one ionic-wind generating device is positioned on one side of the main body, and is used for blowing ionic-wind towards a direction opposite to the second surface, thus blowing ionic-wind towards the element before the element enters the inlet.

Abstract: An apparatus for making an electrode of a dye-sensitized solar cell, includes a dye container, a number of nozzles, a roller and a number of holders. The dye container has a chamber for receiving a dye material, and the chamber has a top wall and a number of through holes formed through the top wall. The nozzles each have an opening facing toward a substrate to be formed into the electrode and configured for jetting a working material to the substrate. The roller rolls the working material on the substrate. The holders are rotatably mounted on the top wall and each hold a corresponding substrate to first receive the working material and then to be submerged into the dye material through one of the through holes of the dye container by rotation, thereby obtaining the electrode of a dye-sensitized solar cell.

Abstract: A wet-coating apparatus includes a main body, a cleaning agent bin, a coating agent storage bin, a hot-air injector, a heater, and a transport. The main body defines a coating chamber. The coating chamber includes a first sub-chamber, a second sub-chamber, and a third sub-chamber located between the first and second sub-chambers. The cleaning agent storage bin is received in the first sub-chamber. The coating agent storage bin is received in the first sub-chamber and located adjacent to the third sub-chamber. The hot-air injector is received in the third sub-chamber. The heater is received in the second sub-chamber. The transport is located over the cleaning agent storage bin and the coating agent storage bin, and configured to transport a substrate from the first sub-chamber to the second sub-chamber.

Abstract: An exemplary liquid purifying apparatus includes beads in contact with the liquid, a rotating shaft, and a driving member. Each bead has a purifying coating comprised of a nano material. The rotating shaft has the beads positioned thereon and is configured for rotating the beads. The driving member is configured for driving the rotating shaft to rotate, thereby rotating the beads in the liquid.

Abstract: A cutting device includes a support base, a first slide module, a second slide module slidably connected to the first slide module, and a cutting module. The support base includes a support surface and a slide portion on the support surface. The first slide module is slidably positioned on the slide portion. The sliding direction of the second slide module is perpendicular to the sliding direction of the first slide module. The cutting module includes a fixed frame fixed on the second slide module, a driving device fixed on the fixed frame, and a cutter connected to the driving device. The driving device drives the cutter to rotate around a central axis of the cutter and move up and down along the central axis. The central axis is perpendicular to the support surface. The cutter includes a hollow cylindrical blade. An end surface of the blade faces the support surface.

Abstract: A loading device which is used in coating processes includes a base, a loading plate, and a reversing assembly. The base includes an outer frame and a ring-shaped inner frame rotatably positioned on the outer frame. The loading plate defines a number of holes for loading components. The reversing assembly connects the inner frame to the loading plate. The reversing assembly includes two reversing motors and two shafts. The reversing motors are opposite to each other and fixed on the inner frame. The reversing shafts are opposite to each other and positioned in a straight line. One end of each reversing shaft is coupled with a corresponding reversing motor, the other end of each reversing shaft is fixed on the loading plate. The reversing shafts are driven by the reversing motors to reverse the loading plate relative to the inner frame.

Abstract: A coating apparatus includes a housing, a number of coating chambers, a first lifting rod, a second lifting rod, and a third lifting rod. The housing includes a bottom wall with an opening defined thereon, a first side wall, and a second side wall opposite to the first side wall. The coating chambers are vertically aligned with each other and received in the housing. Each coating chamber defines an inlet and an outlet at two opposite sides thereof, two inlets of each two adjacent coating chambers faces the first side wall and the second side wall respectively. The first lifting rod and the second lifting rod are disposed adjacent to the second side wall and the first side wall respectively for moving a substrate among the coating chambers. The third lifting rod is disposed between the first lifting rod and the second lifting rod for carrying the substrate into and out of the housing through the opening.

Abstract: An apparatus for making a working electrode of a dye-sensitized solar cell is provided. The apparatus includes a columnar body, a rotatable mechanism rotatably received in the columnar body, and a cover enclosing the columnar body. Accommodating grooves are formed in the columnar body configured to accommodate substrates. The rotatable mechanism includes a containing chamber, rollers, and nozzles. The nozzles are configured for jetting the slurry from the containing chamber to the accommodating grooves. The rollers are independently rotatable and configured for rolling the slurry on the substrates. The cover has feeding tubes and exporting tubes extending therethrough. The feeding tubes are in communication with the containing chamber and configured for feeding the slurry to the containing chamber. The exporting tubes are in communication with the columnar body and configured for evacuating excess slurry from the columnar body.

Abstract: A coating device includes a main body defining a first and a second receiving rooms, a base received in the first receiving room for supporting work-pieces, a cleaning device opposing the first receiving room, a spraying device positioned on the top of the first receiving room for spraying coating materials to the work-pieces, a rotary drum device received in the first receiving room for uniformly coating the coating materials on the work-pieces, a heating device opposing the first receiving room for heating the coating materials to form a first film, a drive device for rotating, raising and lowering the base, a transportation device positioned in the second receiving room for transporting the base from the first receiving room to the second receiving room, a vacuum coating device opposing the second receiving room for coating a second film on the work-pieces after completing coating the first film on the work-pieces.

Abstract: A rotary disk is provided. The rotary disk defines a receiving groove and includes a curved ruler. The receiving groove is configured for receiving a circular workpiece of which a diameter is to be measured. The rotary disk is configured to be rotated so as to slide the workpiece in the receiving groove until the workpiece is held in place by tight contacts between the workpiece and the rotary disk. The curved ruler includes a number of graduations arranged along a periphery of the receiving groove and configured for indicating the diameter of the workpiece when the workpiece is held in place by a contact point between the workpiece and the rotary disk corresponding to a graduation.

Abstract: An evaporation source includes a crucible chamber, a crucible, a driving unit, a flame jetting unit and an electron-beam emitting unit. The crucible is rotatably received in the crucible chamber, and contains a target material. The driving unit is located on a sidewall of the crucible chamber and drives the crucible to rotate. The flame jetting unit jets a flame to pre-heat the target material in the crucible. The electron-beam emitting unit emits an electron-beam to the crucible to evaporate the pre-heated target material. An evaporation deposition system using the evaporation source is also provided.

Abstract: A circular glass article forming apparatus includes a supporting board, a slidable block and a circular glass article forming device. The supporting board has recesses for receiving glass plates to be treated, and two parallel first rails located at opposite sides of the recesses. The slidable block is slidable along the first rails. The slidable block has a second rail with a lengthwise direction substantially perpendicular to that of the first rails. The circular glass article forming device includes a supporting body slidable on the second rail, a first rotation motor and a second rotation motor both arranged on the supporting body, and a drill bit mounting device connected to the first rotation motor and having drill bits. The drill bit mounting device is capable of mounting a selected one of the drill bit to be connected to the second rotation motor.

Abstract: A physical vapor deposition device includes a chamber; a cathode and an opposite anode, a target material, and supporting device arranged in the chamber. The target material and the supporting device are positioned between the cathode and the anode. The supporting device includes a rotatable device and a hollow supporting plate. The hollow supporting plate is configured for securing the workpiece and exposing part of the workpiece where is needed to be coated. The hollow supporting plate is movably fastened to the rotatable device. A distance from the hollow supporting plate to the rotatable device can be adjusted when the hollow supporting plate is rotated together with the rotatable device in order to align workpiece with the target material.

Abstract: A cleaning device for cleaning holders includes a chamber, a rotatable component, a lifting component, a support component, and a jetting component. The rotatable component is positioned on an inner surface of the chamber. One end of the lifting component is connected to the rotatable component, and another end of the lifting component is connected to the support component. The supporting component supports the holders. The jetting component is positioned on another inner surface of the chamber and faces the support component. The jetting component includes water guns. The rotatable component rotates the lifting component and the support component. The lifting component moves the support component to a position where each high pressure water gun inserts into a corresponding holder.

Abstract: A multi-functional grinding apparatus includes a fixed barrel, a moving barrel, a cutting device, a grinding plate, and an actuator. The fixed barrel defines a chamber therein and includes a number of inner side surfaces, the inner side surfaces are substantially parallel to a central axis of the fixed barrel. Each of the inner side surfaces defines a holding groove therein for holding a workpiece. The moving barrel is received in the chamber and includes a first side surface and a second side surface, the first side surface and second side surface are substantially parallel to the central axis. The cutting device is fixed on the first side surface. The grinding plate is fixed on the second side surface. The actuator is configured for driving the moving barrel to move towards a workpiece, and rotating the moving barrel.

Abstract: An exemplary wet coating system includes a coating chamber, an annealing chamber, an unloading chamber, and a mechanical arm. The coating chamber is configured for allowing a substrate being wet coated therein. The unloading chamber is configured for allowing the substrate being unloaded therein. The annealing chamber is interposed between and communicated with the coating chamber and the unloading chamber and is configured for allowing the substrate being annealed therein. The communicated coating chamber, annealing chamber, and unloading chamber are vacuumized. The mechanical arm is configured for holding the substrate and moving the substrate across the coating chamber, the annealing chamber, and the unloading chamber.