Abstract: A voice coil motor includes a housing having a cavity; a movable assembly received in the cavity; a fixing assembly configured outside of the movable assembly; and a first spring plate and a second spring plate configured at an upper surface and a lower surface of the movable assembly respectively. The fixing assembly comprises at least two magnetic elements connected with the first spring plate and a spacer member configured on the second spring plate to connect the second spring plate to the magnetic elements or the housing. The voice coil motor is served as an actuator of electronic products such as digital cameras, mobile phones, and digital cameras, which has thin thickness, good performance and strong applicability.

Abstract: A camera lens module includes a case and a bottom coupled with the case to form an accommodating space, having an upper spring, a lens assembly and a lower spring accommodated in the accommodating space. The lens assembly includes a lens barrel main body and a group of lenses provided in the lens barrel main body. An upper end of the lens barrel main body is suspended on the upper spring, and a lower end of the lens barrel main body is suspended on the lower spring. The upper spring is connected with the case, and the lower spring is connected with the bottom. In the camera lens module, the lens assembly is directly suspended on upper and lower springs. This eliminates the camera lens mount of existing camera lens module as well as the connecting screw structure between the camera lens mount and the lens barrel.

Abstract: A camera lens module includes a case and a bottom coupled with the case to form an accommodating space, having an upper spring, a lens assembly and a lower spring accommodated in the accommodating space. The lens assembly includes a lens barrel main body and a group of lenses provided in the lens barrel main body. An upper end of the lens barrel main body is suspended on the upper spring, and a lower end of the lens barrel main body is suspended on the lower spring. The upper spring is connected with the case, and the lower spring is connected with the bottom. In the camera lens module, the lens assembly is directly suspended on upper and lower springs. This eliminates the camera lens mount of existing camera lens module as well as the connecting screw structure between the camera lens mount and the lens barrel.

Abstract: A voice coil motor includes a housing having a cavity; a movable assembly received in the cavity; a fixing assembly configured outside of the movable assembly; and a first spring plate and a second spring plate configured at an upper surface and a lower surface of the movable assembly respectively. The fixing assembly comprises at least two magnetic elements connected with the first spring plate and a spacer member configured on the second spring plate to connect the second spring plate to the magnetic elements or the housing. The voice coil motor is served as an actuator of electronic products such as digital cameras, mobile phones, and digital cameras, which has thin thickness, good performance and strong applicability.

Abstract: A test apparatus is configured for testing a notebook including a liquid crystal display section and a body section. The positioning structure includes an optical testing module, an adjustable OTM mount, a fine-tuning module, a clamping module and a adjustable LCD mount. The optical testing module tests the liquid crystal display section, and is mounted to the adjustable OTM mount for moving the optical testing module. The optical testing module is attached to the fine-tuning module. The clamping module is for clamping the notebook. The adjustable LCD mount is mounted to the clamping module, and rotates the notebook relative to the optical testing module.

Abstract: A glue coating device for coating glue on a workpiece includes a table, a first driving mechanism assembled on the table, a second driving mechanism slidably assembled to the first driving mechanism, a rotating mechanism assembled to the second driving mechanism, and a dispensing assembly assembled to the rotating mechanism. The second driving mechanism is driven by the first driving mechanism to slide along a first direction perpendicular to the table. The rotating mechanism is driven by the second driving mechanism to slide along a second direction perpendicular to the table. The dispensing assembly is driven by the rotating mechanism to rotate.

Abstract: A very versatile testing module includes a main body, a drive module, a sliding module, a transmission module, and a frictional member. The drive module is positioned in the main body. The transmission module includes a rotational plate and a connecting plate. The drive module drives the rotational plate to rotate. One end of the connecting plate attached to the sliding module, and the other end thereof adjustably attached to the rotational plate. The frictional member is mounted to the sliding module.

Abstract: An adhesive dispensing assembly includes a positioning module, a driving rod, a guiding block, a screw nut, a moving rod, and a motor. The positioning module is for positioning an adhesive cylinder. The screw nut is secured in the guiding block and engages with the driving rod by a screw thread. The moving rod has one end fastened to the guiding block and the other end for moving the adhesive cylinder. The motor drives the driving rod to rotate to move the screw nut, the guiding block, and the moving rod in one direction or another. An adhesive dispenser using the assembly is also described.

Abstract: A cycle life testing machine includes a controller, a clamping device, a driver, and a cycle device. The cycle device includes a servo motor, an actuator, a shaft, and a swing rod. The controller sends a signal to control the driver to trigger working of the servo motor, and the servo motor drives the actuator and the shaft rotate to swing the swing rod in a cycle procedure specified by the controller.

Abstract: A grinding apparatus includes a base, a case, a transmission module, an inlet water module and drain module. The case is positioned on the base. The transmission module is positioned on the base, and includes a motor and a grinding plate. The motor drives the grinding plate to rotate. The inlet water module is configured for feeding water onto the grinding plates. The drain module includes a drain pan and a drain pipe. The drain pan is detachably attached to the case, the drain pipe is connected to the drain pan, and is exposed from the case.

Abstract: A external surface measuring apparatus includes a moving element, a securing element, and a measuring element. The securing element is mounted on the moving element, and includes a cylinder and a holding portion mounted on the cylinder, the holding portion holds a workpiece which has several buttons protruding from different external surfaces. The measuring element includes a plurality of measuring devices spaced on the moving element. The moving element drives the workpiece to pass in front of the measuring devices in a certain order, the measuring devices measure the height difference between the buttons and the external surfaces and the gap between sidewalls of the buttons and the external surfaces of the workpiece. The cylinder rotates the workpiece to different buttons for measurement.

Abstract: An antenna retaining device includes two spaced upright beams, two movable mechanisms, each movable mechanism slidably mounts on one of the upright beams, a retaining mechanism includes two connecting elements a connecting rod connecting rod rotatably and movably mounted on the connecting elements. A retaining board is located on the connecting rod, the retaining board holds the antenna. The first connecting element is rotatably mounted on one of the movable mechanisms, the second connecting element is rotatably mounted on the other movable mechanism. Two driving mechanism, each driving one of the movable mechanisms to move along the their respective bar. When the motors drive the movable mechanisms to move at different speeds, the first connecting element and the second connecting element rotate relative to the their respective loading boards and move along the connecting rod, to adjust a direction of the connecting rod and retaining board.

Abstract: A binding force testing device for testing the binding force of a hinge, includes a control chassis for controlling the binding force testing device; a platform mounted on the control chassis; a support mounted on the control chassis above the platform; a first driving device mounted on the support; a main holder mounted on the first driving device facing the platform; and a second driving device mounted on the support and connected to the first driving device. The first driving device drives the main holder to move relative to the platform in a first direction; the second driving device drives the first driving device to move relative to the platform in a second direction perpendicular to the first direction.

Abstract: A torque-adjusting machine includes a securing fixture, a torque-detecting mechanism, a driving device and an adjusting mechanism. The securing fixture is capable of retaining a first bracket of a hinge. The driving device is capable of retaining a second bracket of the hinge. The torque-detecting mechanism is connected to the securing fixture and capable of detecting torque of the hinge through rotating the first bracket of the hinge relative to the second bracket of the hinge. The adjusting mechanism includes an adjusting pole. The adjusting pole is capable of moving from a first position, where the adjusting pole is capable of engaging with the hinge and adjusting the torque of the hinge by rotation, to a second position, where the adjusting pole is capable of being disengaged from the hinge.

Abstract: A hinge durability testing device for testing the durability of a hinge hinging a cover with a main body, includes a main body holder holding the main body, a cover holder holding the cover, the cover holder hinged to the main body holder, the cover holder comprising two support rods and a connecting rod; each support rod comprising a first surface facing the other support rod, and a second surface adjacent to the first surface; each first surface defining a first sliding groove, and each second surface defining a second sliding groove comminuting with corresponding first sliding groove; two connecting elements, each connecting element located on one end of the connecting rod and slidably mounted in one of the first sliding grooves; a plurality of locking elements, each locking element retained on one of the connecting elements and slidably mounted in one of the second sliding grooves.

Abstract: An adhesive dispensing assembly includes a positioning module, a driving rod, a guiding block, a screw nut, a moving rod, and a motor. The positioning module is for positioning an adhesive cylinder. The screw nut is secured in the guiding block and engages with the driving rod by means of a screw thread. The moving rod has one end fastened to the guiding block and the other end for moving the adhesive cylinder. The motor drives the driving rod to rotate to move the screw nut, the guiding block, and the moving rod in one direction or another. An adhesive dispenser using the assembly is also described.

Abstract: A keyboard testing system includes a chassis; a retaining board; a plurality of guiding rods mounted between the chassis and the retaining board; a platform; a lifting device mounted on the chassis to drive the platform to move toward and away from the chassis; a motor mounted in the control box; a transmission device mounted in the control box; a key testing device movably mounted on the guiding rod. The motor drives the key testing device to move toward and away from the platform along the guiding rods by the transmission device.

Abstract: A cycle life testing machine includes a controller, a clamping device, a driver, and a cycle device. The cycle device includes a servo motor, an actuator, a shaft, and a swing rod. The controller sends a signal to control the driver to trigger working of the servo motor, and the servo motor drives the actuator and the shaft rotate to swing the swing rod in a cycle procedure specified by the controller.

Abstract: A torque testing device is for testing the torque of a hinge. The torque testing device includes a main board, two sidewalls respectively located at two sides of the main board, and a loading board rotatably mounted between the sidewalls. The loading board is for retaining the hinge. Additionally, a sensor is mounted on the loading board. a measuring element is mounted on the sensor, and a testing ring is mounted on the main board. The hinge is rotated to drive the loading board to rotate relative to the sidewalls so the measuring element move toward and presses the testing ring, thereby the testing ring applies torque to the measuring element and the sensor senses the torque applied to the measuring element, which is equal to the torque of the hinge being tested.

Abstract: A stress test apparatus used for testing torque between a top portion and a bottom portion of an electronic device. The stress test apparatus includes a console, a rotary table, a lifting pole, a traversing arm, a securing fixture and torque sensor. The rotary table is located on the console for retaining the bottom portion. The lifting pole extends from the console. The traversing arm is gearingly engaged to the lifting pole to adjust a height of the traversing arm relative to the console. The securing fixture clasps the top portion of the electronic device. The torque sensor is fixed between the traversing arm and the securing fixture. The bottom portion is rotated relative to the top portion with rotation of the rotary table, and the torque sensor is capable of detecting needed for rotating the top portion relative to the bottom portion.