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 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: 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.

Abstract: A surface activation device comprises a holding compartment, a nozzle support, and a sealing assembly. The holding compartment defines a receiving chamber and defining a plurality of recesses for holding workpieces therein. The nozzle support is rotatably received in the receiving chamber and comprises an outer barrel, an inner barrel is received in the outer barrel, and at least one ultraviolet (UV) lamp is embedded in the outer barrel. The outer barrel and the inner barrel cooperatively define a first chamber therebetween, and the inner barrel defines a second chamber therein. The sealing assembly seals the first chamber and the second chamber, and comprises at least one first inlet tube communicated with the first chamber and at least one second inlet tube communicated with the second chamber.

Abstract: A polishing device includes an outer barrel, an inner barrel, polishing members, and an actuator. The outer barrel defines a chamber and includes inner surfaces substantially parallel to a central axis of the outer barrel. Each of the inner surfaces defines a holding groove for holding a workpiece. The inner barrel is received in the chamber and includes a side surface substantially parallel to the central axis. The side surface defines installation grooves. Each polishing member includes an elastic piece, a polishing motor connected to a bottom of a corresponding installation groove by the elastic piece and received in the corresponding installation groove, and a polishing plate connected to the polishing motor and capable of being driven to rotate by the polishing motor. The actuator is configured for driving the outer barrel to spin and move back and forth along the central axis.

Abstract: A vapor deposition device includes a holding compartment and a reaction device. The holding compartment defines a receiving chamber and includes a number of inner side surfaces and a number of holding plates disposed on the respective inner side surfaces, each holding plate defines a number of holding grooves for holding substrates. The reaction device is rotatably received in the receiving chamber and includes an outer barrel and an inner barrel received in the outer barrel, the outer barrel and the inner barrel cooperatively defines a first room, the inner barrel defines a second room; the reaction device includes ion nozzles communicating with the second room and precursor gas nozzles communicating with the first room; the outer barrel includes at least one crucible and at least one electron beam gun received in the first room, the inner barrel includes an ion source received in the second room.

Abstract: A multi-functional assembly device includes a fixed barrel, a number of supporting boards, a rotatable barrel, and a driving device for rotating the rotatable barrel. The fixed barrel includes a number of sidewalls and defines a chamber surrounded by the sidewalls. The supporting boards are configured for holding the lens modules and are able to be secured on the inner surfaces of the sidewalls. The rotatable barrel includes a main body, a number of carrying devices, a number of glue dispensers, and a number of glue solidifying devices. The main body includes a first side surface, a second side surface, and a third side surface facing the inner surfaces of the sidewalls. The carrying devices, the glue dispensers, and the glue solidifying devices are installed on the first side surface, the second side surface, and the third side surface respectively.

Abstract: An exemplary grinding device includes a fixed barrel, a rotatable barrel, a grinding plate, an actuator and a cleaning assembly. The fixed barrel defines a chamber and includes a number of inner sidewall substantially parallel to a central axis, each of which defines a holding groove for holding a workpiece. The rotatable barrel is received in the chamber and includes an outer side substantially parallel to the central axis and defines an installation groove. The grinding plate is installed in each of the installation grooves. The actuator is configured for driving the rotatable barrel to rotate and simultaneously move up and down in the first chamber, such that the grinding plates contact the workpieces and grind the workpieces. The cleaning assembly is situated under the fixed barrel for cleaning the workpieces.

Abstract: A grinding device includes a fixed barrel, a moving barrel, a grinding plate, and an actuator. The fixed barrel defines a chamber and includes a number of inner surfaces substantially parallel to a central axis, each of which defines a holding groove therein for holding a workpiece. The moving barrel is received in the chamber and includes a side surface substantially parallel to the central axis and defines an installation groove. The grinding plate is fixedly installed in the installation groove. The actuator is configured for driving the moving barrel to spin and move back and forth along the central axis, and driving the moving barrel to move towards a workpiece so that a surface of the workpiece is grinded into a desired arc surface by the grinding plate, and driving the moving barrel to move towards another workpiece after the desired arc surface of the workpiece is obtained.

Abstract: A method for fabricating a lens module includes forming an IR-cut filter, forming a shading block on part of a surface of the IR-cut filter, forming a blocking layer on the IR-cut filter and the shading block, forming an electromagnetic shielding layer on the blocking layer, polishing the electromagnetic shielding layer and the blocking layer to expose the shading block, removing the shading block from the IR-cut filter to form an optical component, mounting a lens in the barrel portion adjacent to the IR-cut filter portion, and packaging the holding portion of the optical component to a printed circuit board to form the lens module.

Abstract: A carbon nanotube device includes a flexible substrate and a patterned carbon nanotube layer. The flexible substrate defines a plurality of recesses. The patterned carbon nanotube layer is formed on the flexible substrate. The carbon nanotube layer includes a plurality of carbon nanotube arrays. Each carbon nanotube array is fixedly attached in the corresponding recess.

Abstract: A coating apparatus includes a first coating device, a number of second coating devices and a number of substrate holders. Each of the substrate holders is rotatable relative to the first coating device and the second coating devices such that one of two opposite holding surfaces of the substrate holder alternately faces the first coating device and the second coating devices.

Abstract: A glass cutting device includes a cutter, a driver, and an ejector. The cutter includes a connection tube, an annular blade base, and a blade. The annular blade base extends outward from an end of the connection tube along a direction substantially parallel to a radial direction of the connection tube. The blade extends from a surface of the blade base opposite to the connection tube along a direction substantially perpendicular to the radial direction of the connection tube. The driver drives the connection tube to spin and move toward a glass substrate to cut a circular glass from the glass substrate by the blade. The ejector is received in the connection tube and ejects the circular glass from the glass substrate.