Abstract: A suction device includes a suction head, a fixing assembly, a rotating assembly, and a sliding assembly. The rotating assembly includes a shaft defining a spiral sliding slot. The suction head is attached to an end of the shaft. The sliding assembly is slidable and attached to the fixing assembly and includes a guiding post. An end of the guiding post is slidable and received in the spiral sliding slot. The sliding assembly is able to slide relative to the fixing assembly to slide the guiding post along the spiral sliding slot, thereby urging the shaft together with the suction head to rotate.

Abstract: A rotating mechanism includes a holder assembly, a rotating assembly, and a valve assembly. The holder assembly includes a mounting block. The rotating assembly includes a shaft and a rotating block. The shaft is mounted to the holder assembly. The rotating block is sleeved on the shaft and is mounted to the mounting block. The valve assembly communicates with the mounting block so that gas is capable of coming in to the mounting block to drive the rotating block to rotate and make the shaft rotate.

Abstract: A robotic arm includes a driving unit, a first arm assembly connected to the driving unit, and a second arm assembly. The first arm includes two balls. The second arm assembly includes two arms and two intermediate members. Each intermediate member is secured to an end of one of the two arms. Each intermediate member defines a receiving recess. Each receiving recess has a spherical inner circumferential surface. Each ball is partially received in one of the two receiving recesses and abuts against the spherical inner circumferential surface. The two arms and the two intermediate members are capable of rotating about the balls. The driving unit drives the balls to move. The balls force the arms to move in a direction as a moving orientation of the balls, at the same time the arms rotating about the balls.

Abstract: A power factor correction (PFC) power converter is disclosed that converts AC input power to DC output power. A single stage of the PFC power converter performs both the DC-DC power conversion and the power factor correction for the power converter. The disclosed PFC power converters are efficient in energy conversion and have a power factor of 0.9-1.0. Further, the disclosed PFC power converters can be implemented in both low and high power applications above 75W.

Abstract: A workpiece-separating device includes a rotating assembly, a moving assembly, and a driver. The rotating assembly includes a limiting board and a rotating shaft, wherein the limiting board defines a through groove, and the rotating shaft defines a plurality of grooves. A distance between two adjacent grooves changes along a circumferential direction of the rotating shaft. The moving assembly includes a number of first moving blocks for mounting workpieces. Each first moving block is slidably mounted in the through groove and a corresponding groove. The driver drives the rotating shaft to rotate, allowing the first moving blocks to move along the grooves and the through groove to separate the workpieces.

Abstract: An end handler and method for processing a device are presented. The end handler includes a mating portion for mating with a tool and a support portion for supporting a film frame on a support surface. The support portion includes a support base section, extension sections extending from the support base section, and vacuum ports on the support surface for facilitating mating of the film frame on the support surface. Each of the vacuum port includes at least one reservoir having at least one vacuum opening in fluid communication with at least one vacuum source. The vacuum ports being configured to principally maintain a slimmest profile with strongest suction force possible.

Abstract: An adjusting apparatus is mounted to a tags pasting device and is for adjusting a position of a tag. The adjusting apparatus includes a cylinder assembly and a holder assembly. The cylinder assembly includes a cylinder and an absorber, the absorber is coupled to the cylinder and is for absorbing a tag. The holder assembly is coupled to the cylinder and includes two elastic pieces. The cylinder drives the absorber to engage with the two elastic pieces, thereby the two elastic pieces aligning with the tag on the absorber.

Abstract: A device for vacuum-lifting workpieces includes a driving assembly, a rotating table, a plurality of suction assemblies mounted on the rotating table spaced from each other, and a vacuum pump. Each suction assembly includes a suction cup. An airflow guiding part is configured to align each suction cup with a vacuum when the suction cup is positioned above a picking station. The driving assembly makes the suction cups communicate with the airflow guiding part in succession. Each suction assembly is capable of picking a different type of workpiece, therefore the suction device can take the place of a plurality of individual manipulators.

Abstract: A sifting and grading device includes an accommodation module, a pushing module, a detection module, an image unit, and a transmission module. The accommodation module is used to accommodate pellets and convey the pellets to the pushing module. The pushing module is connected to the accommodation module to move the pellets to the detection module. The detection module includes a rotation box. The image unit is positioned above the rotation box and electrically connected to the transmission module. The image unit controls the transmission module to switch among different motion states according to colors of light reflected by the pellets, thereby driving the rotation box to rotate towards different directions.

Abstract: An apparatus for segregating and positioning work-pieces and other objects at different desired positions includes a main body, a segregating system, and a plurality of dispensing channels defined in the main body. The segregating system has a receiving chamber and a plurality of gas inlets both defined in the main body. The receiving chamber is configured to house the work-pieces. The gas inlets are configured to allow a high-pressure gas fed therethrough into the receiving chamber. Each dispensing channel has a connecting end communicating with the receiving chamber and a positioning end opposite to the connecting end. The work-pieces are able to be driven by the high-pressure gas to move to the positioning ends through the connecting end.

Abstract: Methods of diagnosing Clostridium difficile infection and compounds used in the methods are provided. The diagnostic methods are specific and sensitive methods for detecting a host cell response and, in some aspects, a target response, i.e. a Clostridium difficile toxin, in an individual infected with Clostridium difficile. The methods comprise detecting in a stool specimen or fluid exposed to the stool specimen a Clostridium difficile toxin, or a fragment thereof, and an increase in a colonic epithelial cell protein exemplified by a non-muscle tropomyosin. Also provided are kits comprising reagents for detecting host cell proteins and Clostridium difficile toxins.

Abstract: A label affixing machine includes a feeding assembly, a transmission assembly, a pressing assembly, a stripper assembly and an unloading assembly. A strap configured for carrying labels is wound around the feeding assembly. The pressing assembly is located above the transmission assembly. The stripper assembly includes a board. The transmission assembly drives the strap to pass by the pressing assembly and the stripper assembly and move to the unloading assembly. When the label of the strap moves to a flange of the board away from the transmission assembly, the pressing assembly resists the strap located on the transmission assembly. The board moves toward the pressing assembly to loose a portion of the strap adhered to the board; the unloading assembly drives the loose portion of the strap to move to tension the loose portion of the strap to allow a part of the label to separate from the strap.

Abstract: A system and method for transferring component panes from a component pane storage station to a vacuum table assembly are disclosed. The system includes a number of component pane handlers, for instance two handlers, and a pick and place mechanism or arm. The handler transfers the component panes from the station to the mechanism. The system includes an alignment module configured to facilitate spatial alignment of the component pane while the component pane is coupled to the handler. The module can be carried by the mechanism. Spatial alignment of the component pane can be substantially completed before transfer of the component pane from the handler to the mechanism. The mechanism includes a set of vacuum elements or pads that enables pick up of the component pane from the handler as well as release and pick up of the component pane at the vacuum table assembly.

Abstract: A workpiece-separating device includes a rotating assembly, a moving assembly, and a driver. The rotating assembly includes a limiting board and a rotating shaft, wherein the limiting board defines a through groove, and the rotating shaft defines a plurality of grooves. A distance between two adjacent grooves changes along a circumferential direction of the rotating shaft. The moving assembly includes a number of first moving blocks for mounting workpieces. Each first moving block is slidably mounted in the through groove and a corresponding groove. The driver drives the rotating shaft to rotate, allowing the first moving blocks to move along the grooves and the through groove to separate the workpieces.

Abstract: A robotic arm includes a driving unit, a first arm assembly connected to the driving unit, and a second arm assembly. The first arm includes two balls. The second arm assembly includes two arms and two intermediate members. Each intermediate member is secured to an end of one of the two arms. Each intermediate member defines a receiving recess. Each receiving recess has a spherical inner circumferential surface. Each ball is partially received in one of the two receiving recesses and abuts against the spherical inner circumferential surface. The two arms and the two intermediate members are capable of rotating about the balls. The driving unit drives the balls to move. The balls force the arms to move in a direction as a moving orientation of the balls, at the same time the arms rotating about the balls.

Abstract: A digital control processing device used for processing work pieces includes a base, a rough adjusting module, at least one micro adjusting module, and a processing head module. The rough adjusting module includes a first slider board, a base board slidably mounted on the first slider board along a first direction, a second slider board; and an third slider board slidably mounted on the second slider board along a second direction. The micro adjusting module is mounted on the base board. The processing head module is slidably mounted on the third slider board along a third direction. The processing head module includes at least two processing heads. The rough adjusting module and the micro adjusting module adjust the work pieces to desired positions for the processing heads to process the work pieces.

Abstract: A workpiece separating device for separating workpieces from support sheets includes a lifting unit and a positioning assembly supporting the support sheets with the workpieces adhered. The lifting unit includes a lifting cylinder and two pins raised and lowered by the lifting cylinder. The two pins are raised by the lifting cylinder to push the workpieces, thereby separating the workpieces from the support sheets in turn. A method for separating workpieces from support sheets using the present device is also provided.

Abstract: A device for vacuum-lifting workpieces includes a driving assembly, a rotating table, a plurality of suction assemblies mounted on the rotating table spaced from each other, and a vacuum pump. Each suction assembly includes a suction cup. An airflow guiding part is configured to align each suction cup with a vacuum when the suction cup is positioned above a picking station. The driving assembly makes the suction cups communicate with the airflow guiding part in succession. Each suction assembly is capable of picking a different type of workpiece, therefore the suction device can take the place of a plurality of individual manipulators.

Abstract: A separating device for separating workpieces includes a driving unit, a supporting board, and a moving assembly. The supporting board defines a number of sliding grooves spaced from each other. The moving assembly includes a sliding board slidably assembled to the supporting board, and a plurality of first moving blocks for holding workpieces. The sliding board slides along a first direction and defines two latching holes, each extending along a second direction perpendicular to the first direction. Each of the first moving blocks extends through the latching holes to be inserted in one of the sliding grooves. The driving unit drives the sliding board to slide along the first direction. The sliding board forces the number of first moving blocks to slide along the number of sliding grooves.

Abstract: A flatness measuring apparatus includes a measuring assembly and a movable assembly. The measuring assembly includes a measuring unit. The measuring unit includes a supporting base, a loading block, and a limiting block mounted above the supporting base. The supporting base defines a receiving hole. The loading block is removably received in the receiving hole. The loading block is coplanar with the supporting base and cooperatively defines a limiting channel. A distance between the limiting block and the supporting base is substantially the same as a maximum allowable height of a workpiece, thereby only allowing qualified workpieces to slide therethrough and catching unqualified workpieces. The movable assembly connects to the measuring assembly to drive the loading block to disengage from the receiving hole and make the unqualified workpieces drop down from the measuring unit.