| Patent application number | Description | Published |
|---|
| 20100163689 | MANIPULATOR - A manipulator includes a mechanical arm, a cable positioned in the mechanical arm, at least one cable protection device, and a plurality of fasteners. The at least one cable protection device is fixed to the mechanical arm by the fasteners. The mechanical arm defines a receiving slot, in which the cable is partially received. The at least one cable protection device includes a fixing member and a resilient arm. The fixing member is connected to the mechanical arm, opposite to the receiving slot. The resilient arm is capable of swinging relative to the fixing member. | 07-01-2010 |
| 20100224021 | ROTARY JOINT AND MANIPULATOR USING THE SAME - A rotary joint for connecting a mechanical arm and a connecting member, includes a first bearing ring, a second bearing ring fixed on the second bearing ring to connect to the mechanical arm, a connecting flange sleeved on the first bearing ring and the second bearing ring to connect to the connecting member, and a plurality of rolling bearings disposed between the connecting flange and the first bearing ring and the second bearing ring. | 09-09-2010 |
| 20100224023 | SUPPORT ARM AND INDUSTRIAL ROBOT USING THE SAME - A support arm used in an industrial robot includes a first joint portion, a second joint portion, and a connecting portion between the first and second joint portions. The connecting portion includes a plurality of connecting walls. The plurality of connecting walls and the first and second joint portions cooperatively define a cavity. One of the connecting walls defines an opening communicating with the cavity and forms a plurality of reinforced ribs extending from the periphery of the opening towards the cavity of the support arm. | 09-09-2010 |
| 20110048157 | MECHANICAL ARM ASSEMBLY - A mechanical arm assembly includes a first mechanical arm, a second mechanical arm and a harmonic speed reducer. The harmonic speed reducer rotatably connects the second mechanical arm to the first mechanical arm. The harmonic speed reducer includes a wave generator, a flexible wheel, and a rigid wheel. The flexible wheel is connected to the wave generator. A portion of the rigid wheel is meshed with a portion of the flexible wheel. One of the flexible wheel and the rigid wheel is fixedly connected to the first mechanical arm, and the other of the flexible wheel and the rigid wheel is fixedly connected to the second mechanical arm, thus supporting the second mechanical arm and causing rotation of the second mechanical arm. | 03-03-2011 |
| 20110067514 | ROBOT ARM ASSEMBLY AND INDUSTRIAL ROBOT USING THE SAME - A robot arm assembly includes a supporting arm, an Nth axle pivotally connected to the supporting arm, an (N+1)th axle pivotally and perpendicularly connected to the Nth axle, a first motor, a first gear transmission, a second motor, a second gear transmission and a control device. The first and second gear transmissions are multi-stage gear transmissions. The first gear transmission includes a first bevel gear coaxially aligned with and rigidly connected to the Nth axle, the second gear transmission includes a second bevel gear coaxially aligned with and rigidly connected to the (N+1)th axle. As the Nth axle rotates around the axis of the Nth axle, the (N+1)th axle rotates around the axis of the (N+1)th axle to compensate a following rotation error caused by following the rotation of the Nth axle. | 03-24-2011 |
| 20110106302 | ROBOT ARM ASSEMBLY AND INDUSTRIAL ROBOT USING THE SAME - A robot arm assembly includes a first joint unit, a first motor, a first gear transmission, a second joint unit, a second motor, a second gear transmission, a third joint unit and a control unit. The first joint unit, the second joint unit and the third joint unit are rotatably connected in order, and rotatable around a first, second, and third axes respectively. The first gear transmission is coupled to the first motor to drive the first joint unit. The second gear transmission is coupled to the second motor to drive the second joint unit. The control unit controls the first and second motors. The first joint unit, the second joint unit and third joint unit intersect at a point. An angle between the second axis and the third axis is between zero and 90°. | 05-05-2011 |
| 20110107867 | BACKLASH ADJUSTMENT MECHANISM AND INDUSTRIAL ROBOT USING THE SAME - A backlash adjustment mechanism includes a first cylindrical gear fixed in an axial position, a second cylindrical gear moveable along the axis and meshed with the first cylindrical gear, and an elastic member biasing the second cylindrical gear towards the first cylindrical gear. The addendum modification coefficients in the first and second cylindrical gears are linearly changed along their axes, respectively, an end of the first cylindrical gear with higher addendum modification coefficient meshes with an end of the second cylindrical gear with correspondingly lower addendum modification coefficient, and an end of the first cylindrical gear with lower addendum modification coefficient meshes with an end of the second cylindrical gear with correspondingly higher addendum modification coefficient. | 05-12-2011 |
| 20110112687 | ROBOT ARM - A robot arm includes a first rotation unit, a second rotation unit having a first end and a second end, a third rotation unit, a first pivot unit, and a second pivot unit. The first pivot unit pivotally connects the second rotation unit with the first rotation unit around a first axis. The first pivot unit includes a first driver received in the second rotation unit. The second pivot unit pivotally connects the third rotation unit with the second rotation unit around a second axis. The second pivot unit includes a second driver received in the third rotation unit and a transmission mechanism disposed between the second driver and the second rotation unit. The first driver and the second driver are disposed on the same side of the transmission mechanism, the first end and the second end of the second rotation unit are rotatably connected to the third rotation unit respectively. | 05-12-2011 |
| 20110113916 | ARM ASSEMBLY AND ROBOT USING THE SAME - An arm assembly for a robot includes a connecting member and a supporting member fixed on the connecting member. The connecting member defines a first cavity therethrough along an axis of the connecting member. The supporting member defines a second cavity communicating with the first cavity of the connecting member. | 05-19-2011 |
| 20110113917 | ROBOT ARM ASSEMBLY AND INDUSTRIAL ROBOT USING THE SAME - A robot arm assembly includes a middle joint, an upper arm rotatably connected to the middle joint, a driver rotating the upper arm mounted on the middle joint, and a transmission mechanism transferring the power of the driver to the upper arm. The driver includes an output shaft. The transmission mechanism includes a first gear coupled to the output shaft of the driver, a second gear mounted on the outer circumference of the arm, a third gear meshed with the first gear, and a fourth gear coinciding with the third gear and meshed with the second gear. | 05-19-2011 |
| 20110120245 | ROBOT ARM ASSEMBLY - A robot arm assembly includes a first rotation shaft rotatable about a first axis, a second rotation shaft rotatable about a second axis and rotatably connected to the first rotation shaft, a pair of bevel gears coupled to the second rotation shaft for transmitting a rotary motion to the second rotation shaft, an adjusting member for adjusting the position of the first bevel gear along the second axis, and an elastic member. The pair of bevel gears includes a first bevel gear and a second bevel gear engaging with the first bevel gear. The elastic member is positioned between the distal end and the first bevel gear, and resiliently biases the first bevel gear away from the second bevel gear. | 05-26-2011 |
| 20110120246 | TRANSMISSION DEVICE - A transmission device includes a gear case, a first gear, a second gear and a backlash adjusting mechanism. The first gear, the second gear and a backlash adjusting mechanism are received in the gear case. The first gear includes a shaft. The second gear is meshed with the first gear. Both of the first gear and the second gear are bevel gears. The backlash adjusting mechanism includes a resilient member and fastening member. The fastening member passes through the gear case. The resilient member resists the fastening member and an end of the shaft of the first gear, respectively. An elastic variation of the resilient member is changed or adjusted by the fastening member, such that a backlash between the first gear and the second gear is adjusted via the resilient member. | 05-26-2011 |
| 20110126661 | INDUSTRIAL ROBOT - An industrial robot includes a joint, a first arm rotatably connected to the joint about a first rotation axis and defining a hollow portion extending along the first rotation axis, a second arm rotatably connected to the first arm about a second rotation axis, a third arm rotatably connected to the second arm about a third rotation axis, a first driver and a first transmission mechanism to drive the first arm, a second driver and a second transmission mechanism to drive the second arm, and a third driver and a third transmission mechanism to drive the third arm. The first, second and third drivers are mounted on the joint. The second transmission mechanism includes a first shaft rotatably received in the hollow portion, and the third transmission mechanism includes a second shaft sleeved on the first shaft. | 06-02-2011 |
| 20110154932 | ROBOT ARM ASSEMBLY AND ROBOT USING THE SAME - A robot arm assembly includes a support member, a first rotating member rotatably connected to the support member, a second rotating member rotatably connected to the first rotating member, and a driving mechanism to drive the first rotating member. The driving mechanism includes a gear transmission mechanism directly coupled to the first rotating member, a driver mounted on the support member and provided with an output shaft coupled to the gear transmission mechanism, and a support mechanism supporting the gear transmission mechanism. | 06-30-2011 |
| 20110232410 | ROBOT ARM ASSEMBLY - A robot arm assembly includes a first robot arm and a second robot arm rotatably connected to the first. The first robot arm includes a first input shaft and a second input shaft. The second robot arm includes a sleeve and an output shaft partially received in the sleeve. The sleeve of the second robot arm is rotated relative to the first robot arm via a pair of bevel gears. The output shaft is rotated relative to the sleeve via a plurality of bevel gears which cooperatively form a polygon. | 09-29-2011 |
| 20110232411 | ROBOT ARM ASSEMBLY - A robot arm assembly includes a first robot arm and a second robot arm rotatably connected to the first robot arm. The first robot arm includes a first sleeve, a first input shaft, and a second input shaft. The first input shaft and the second input shaft are seated in the first sleeve. The second robot arm includes a second sleeve and an output shaft received in the second sleeve. The first input shaft is connected to the second sleeve via a pair of bevel gears, and drives the second sleeve to rotate relative to the first sleeve. The second input shaft is connected to the output shaft via at least two pairs of bevel gears, and drives the output shaft to rotate relative to the second sleeve. | 09-29-2011 |
| 20110259137 | ROBOT ARM ASSEMBLY - A robot arm assembly includes a first robot arm and a second robot arm; the second robot arm is rotatably connected to the first robot arm. The first robot arm includes a first sleeve, a first input shaft, and a second input shaft. The first input shaft and the second input shaft are seated in the first sleeve. The second robot arm includes a second sleeve and an output shaft; the output shaft is received in the second sleeve. The first input shaft is connected to the second sleeve via a pair of bevel gears, and drives the second sleeve to swing relative to the first sleeve. The second input shaft is connected to the output shaft via a plurality of bevel gears meshing with each other, and drives the output shaft to rotate relative to the second sleeve. | 10-27-2011 |
| 20110265590 | GEAR AND TRANSMSSION MECHANISM USING THE SAME - A gear includes an outer gear ring, an inner gear ring, and one or more elastic members. The inner gear ring engages the outer gear ring. The inner gear ring forms one or more sliding portions. The outer gear ring defines one or more sliding grooves receiving the sliding portions. The elastic members are positioned in the sliding grooves. The sliding portions are received in the sliding grooves, and resist the elastic members. A transmission mechanism using the gear is also provided. | 11-03-2011 |
| 20110265597 | ROBOT ARM ASSEMBLY - A robot arm assembly includes a support arm, a connecting arm, and an end arm. The support arm is rotatably assembled with the connecting arm along a first axis, and is located at one end of the connecting arm. The end arm is rotatably assembled to the other end of the connecting arm along a second axis substantially perpendicular to the first axis, such that the connecting arm is rotatably assembled between the support arm and the end arm. | 11-03-2011 |
| 20110271786 | MECHANICAL JOINT - A mechanical joint includes a first axial bracket, a first bearing, a second bearing, a sleeve, a second axial bracket, and an anti jamming mechanism. The first axial bracket includes a rotary shaft. The first bearing, the second bearing, and the sleeve sleeve on the rotary shaft of the first axial bracket in turn, the sleeve being sandwiched between the first and second bearings. The second axial bracket is rotatably assembled to the first axial bracket via the first and second bearings. The anti jamming mechanism is resiliently assembled within the second axial bracket and sleeves on the sleeve. One end of the anti jamming mechanism resists the second axial bracket and the opposite second bearing. | 11-10-2011 |
| 20110314949 | ROBOT - A robot includes a first rotation member, a second rotation member, a driver, a cable assembly, a transmission assembly, and a guide member. The second rotation member is rotatably connected to the first rotation member, and capable of rotating about a rotation axis. The driver is configured to drive the second rotation member. The cable assembly includes a plurality of cables with at least one cable connecting to the driver. The transmission assembly is configured to transmit rotation from the driver to the second rotation member. The guide member is fixed to the first rotation member, and defines a guide hole extending along the rotation axis, through which the cable assembly passes. The second rotation member and the driver are disposed at distances deviating from the rotation axis. | 12-29-2011 |
| 20120017717 | GEAR TRANSMISSION DEVICE AND ROBOT ARM USING THE SAME - A gear transmission device includes a first input shaft, a first transmission gear, a first output shaft, and a first gear clearance adjustment mechanism. The first transmission gear sleeves on the first input shaft. The first gear clearance adjustment mechanism includes two adjustment gears. The two adjustment gears separately sleeve on the first output shaft and both mesh with the first transmission gear, such that the first input shaft is rotatably assembled with the first output shaft. Two sides of gear teeth of the first transmission gear resist gear teeth of the two adjustment gears respectively, such that the first transmission gear and the two adjustment gears are prevented from damage by interference. Therefore, a collision force and a noise between the first transmission gear and the two adjustment gears are decreased. The invention also provides a robot arm using the gear transmission device. | 01-26-2012 |
| 20120034022 | ROBOTIC ARM ASSEMBLY - A robotic arm assembly includes a first segment, a second segment, a first driving device, a first transmission mechanism, a second driving device, and a second transmission mechanism. The second segment is rotatably connected to the first segment. The first driving device drives the second segment to rotate about a first axis relative to the first segment via the first transmission mechanism. The second transmission mechanism includes a first bevel gear and a second bevel gear meshed with the first bevel gear. An output shaft is fixed to the second bevel gear, and the output shaft is capable of rotating about a second axis. Each of the second segment, the output shaft, and the second bevel gear defines a guiding hole, and the guiding holes are aligned in the second axis. | 02-09-2012 |
| 20120067148 | MULTI-SPINDLE GEARBOX SYSTEM - A multi-spindle gearbox system includes a gearbox, a gear assembly, an output sleeve spindle, and a cable receiving barrel. The gearbox includes a base and a sealing cover covering the base. The sealing cover forms a hollow box space together with the base receiving the gear assembly therein. The base defines an assembly hole therethrough. The sealing cover defines a guiding hole corresponding to the assembly hole of the base. The output sleeve spindle is hollow and cylindrical with one end thereof assembled to the assembly hole of the base corresponding to the gear assembly. The cable receiving barrel is assembled within the gearbox. One end of the cable receiving barrel connects with the assembly hole and the other end of the cable receiving barrel passes through the guiding hole and is exposed to an outer side of the sealing cover. | 03-22-2012 |
| 20120079908 | PARALLEL ROBOT - A parallel robot includes a base, a movable platform, an actuator, and four control arms. The actuator is positioned on the movable platform. The control arms are interconnected between the base and the movable platform. Each control arm includes a driving member connected to the base, an action pole driven by the driving member, and a four-rod linkage assembly interconnected between the action pole and the movable platform. One end of the four-rod linkage assembly is connected to the action pole via a first rotary joint, and the other end of the four-rod linkage assembly is connected to the movable platform via a second rotary joint. An axis of the first rotary joint is substantially parallel to an axis of the second rotary joint. | 04-05-2012 |
| 20120085191 | ROBOT ARM ASSEMBLY - A robot arm assembly includes a first arm, a second arm; a first transmission assembly and a second transmission assembly. The first transmission assembly includes a first rotation shaft having a first bevel gear portion, a second rotation shaft having a second bevel gear portion engaging with the first bevel gear portion, and a third rotation shaft non-rotatably connected to the second rotation shaft. The second transmission assembly includes a forth rotation shaft and a fifth rotation shaft. The forth rotation shaft is rotatably sleeved on the first rotation shaft and includes a forth bevel gear potion. The fifth rotation shaft is rotatably sleeved on the second rotation shaft and includes a fifth bevel gear portion engaging with the forth bevel gear portion. An end of the fifth rotation shaft opposite to the fifth bevel gear portion is connected to the second arm. | 04-12-2012 |
| 20120087718 | THREE DEGREE OF FREEDOM UNIVERSAL JOINT - A 3DOF universal joint includes a first connecting base, a second connecting base, a two-way hinged member, and a third connecting base. The first connecting base and the second connecting base are rotatably mounted together via the two-way hinged member along a first axis and a second axis substantially perpendicular to the first axis. The third connecting base is rotatably assembled to the second connecting base along a third axis substantially perpendicular to the first and second axes. | 04-12-2012 |
| 20120103128 | PARALLEL ROBOT - A parallel robot includes a fixed platform, a movable platform, and a plurality of chains positioned in parallel between the fixed platform and the movable platform. Each chain includes a first connecting member, a second connecting member, a first ball joint, and a second ball joint. The first connecting member connects to the second connecting member with a prismatic joint. The first connecting member connects to the fixed platform via the first ball joint, and the second connecting member connects to the movable platform via the second ball joint. Each of the first and second ball joints includes a ball member, a socket member, and a resilient pressing mechanism. The ball member couples with the socket member. The resilient pressing mechanism is positioned between the ball member and the socket member, applying compression to cause the ball member to tightly contact the socket member. | 05-03-2012 |
| 20120160163 | ROBOT ARM AND ROBOT USING THE SAME - A robot arm includes a support, a wrist joint rotatably connected to the support, a distal joint rotatably connected to the wrist joint, a first driving mechanism driving the wrist joint, and a second driving mechanism driving the distal joint. The first driving mechanism comprises a first input shaft connected to the wrist joint via two bevel gears, and the first driving mechanism drives the wrist joint to rotate relative to the support. The second driving mechanism comprises a second input shaft connected to the distal joint via at least four bevel gears, and the second driving mechanism drives the distal joint to rotate relative to the wrist joint. The robot arm is sealed and defines a conduit for allowing a plurality of pipes and cables to pass through. | 06-28-2012 |
| 20130061707 | BALANCING MECHANISM AND ROBOT USING THE SAME - A balancing mechanism for a robot configured for lifting heavy weights comprises a hollow balancing body comprising an opening; an elastic assembly received in the balancing body and a pulling rod assembly received in the balancing body and hinged to a robot arm of the robot. One end of the pulling rod assembly resists the elastic assembly, and another opposite end of the pulling rod assembly extends out from the balancing body through the opening, the pulling rod assembly is movably assembled with the balancing body via the elastic assembly to make the elastic assembly capable of producing a balancing moment against the gravity moment of the robot arm. | 03-14-2013 |
| 20130061708 | ROBOT ARM MECHANISM - A robot arm mechanism includes a drive arm, a support arm, a transmission assembly and three tool portions. The support arm is rotatably connected to the drive arm. The three tool portions are rotatably mounted on the support arm. The transmission assembly includes a first bevel gear, a second bevel gear and a transmission belt. The first bevel gear is mounted on the drive arm, the second bevel gear is mounted on the support arm and engages with the first bevel gear. The transmission belt is driven by the second bevel gear and imparts rotary motion to the plurality of tool portions simultaneously. | 03-14-2013 |
| 20130061710 | BALL JOINT MECHANISM, KINEMATIC CHAIN AND PARALLEL ROBOT - A ball joint mechanism includes a ball joint member, a ball socket member and a plurality of elastic assemblies. The ball joint member has a head portion. The ball socket member defines a spherical engaging socket and a plurality of mounting holes communicating with the spherical engaging socket. The head portion of the ball joint member is assembled into and pivotally engages with the corresponding spherical engaging socket of the ball socket member. The plurality of elastic assemblies are assembled within the mounting holes of the ball socket member, respectively, and elastically resist against a periphery of the ball joint member. One or more kinematic chains and a parallel robot using the ball joint mechanism are also provided. | 03-14-2013 |
| 20130081502 | ROBOT WITH REDUCER - A robot includes a base seat, a first arm fixed to the base seat, a second arm rotatably connected to the first arm, an output shaft rotatably connected to a distal end of the second arm, a first driving member, and a first transmission mechanism. The first transmission mechanism includes a first transmission belt and a reducer. The first driving member is located at one end of the first arm adjacent to the base seat, the reducer is located at the other end of the first arm away from the base seat, and connected to the second arm, the first driving member is capable of driving the reducer via the first transmission belt. | 04-04-2013 |
| 20130081503 | ROBOT ARM ASSEMBLY - A robot arm assembly includes a first arm, a second arm and a third arm. The first arm includes a main body, a pivotal portion perpendicularly connected to the main body, a first transmission mechanism and a first reducer. The second arm includes a fixing portion, a second transmission mechanism, a first connecting portion and a second connecting portion extending from opposite ends of the fixing portion. The first connecting portion and the second connecting portion are connected to opposite ends of the pivotal portion, the second transmission mechanism is connected to the first transmission mechanism. The third arm includes an output flange, a second reducer connected to the output flange and a transmission bevel gear. The transmission bevel gear is fixed to the input end and engages with the second transmission mechanism. | 04-04-2013 |
| 20130100521 | FOCUSING MECHANISM - A focusing mechanism for focusing a lens module includes a base seat, a movable platform, a positioning assembly, a support bracket and a plurality of arms. The positioning assembly is fixed to the base seat and passes through a center of the movable platform, a lens of the lens module is detachably mounted on the positioning assembly. The support bracket is fixed to the movable platform. A sensor of the lens module is detachably mounted on the support bracket. Each of the plurality of arms rotatably interconnects the movable platform and the base seat, the movable platform drives the support bracket to rotate relative to the positioning assembly to enable the lens to rotate relative to the sensor via a drive of the arms. | 04-25-2013 |
| 20130104685 | ROBOT ARM ASSEMBLY | 05-02-2013 |
| 20130118286 | ROBOT ARM ASSEMBLY - A robot arm assembly includes a first mechanical arm, a second mechanical arm, a third mechanical arm, a first transmission assembly and a second transmission assembly. The first mechanical arm, the second mechanical arm and the third mechanical arm are rotatably connected together in that order, and are respectively configured to rotate along a first axis A, a second axis B and a third axis C. The first transmission assembly is assembled within the first mechanical arm and the second mechanical arm, and is further coupled with the third mechanical arm. The second transmission assembly is assembled within the first mechanical arm and sleeved on the first transmission assembly, the second transmission assembly is further coupled with the second mechanical arm. | 05-16-2013 |
| 20130123028 | ROBOT ARM ASSEMBLY - A robot arm assembly includes a plurality of driving members, a first transmission mechanism, a second transmission mechanism, and a third transmission mechanism. The first transmission mechanism includes a first rotating shaft, and a second rotating shaft. One end of the first rotating shaft is connected to the first driving member by the connecting member, the other end of the first rotating shaft is movably connected to the second rotating shaft, and the first driving member drives the first rotating shaft to rotate a predetermined number of degrees. The second and third transmission mechanisms include several connecting members and jointing members, transmission members and shafts, and gear wheels. | 05-16-2013 |
| 20130125690 | ROBOT ARM ASSEMBLY - A robot arm assembly includes a base, a first arm rotatably connected to the base, a second arm rotatably connected to the first arm, a third arm rotatably connected to the second arm, a first driving mechanism, a second driving mechanism, and a third driving mechanism. The first driving mechanism includes a first driving member mounted on the base for driving the first arm. The second driving mechanism includes a second driving member mounted on the base and a first transmission shaft securely connected to the second driving member for driving the second arm. The third driving mechanism includes a third driving member mounted on the base and a second transmission shaft securely connected to the third driving member for driving the third arm. The first and second transmission shafts are placed inside the first arm substantially symmetrically with each other about an axis of the first arm. | 05-23-2013 |
| 20130125694 | MULTI-AXIS ROBOT - A robot includes a first robot arm, a drive mechanism driving the first robot arm to rotate, a receiving box rotatably connected to the first robot arm. The drive mechanism includes a first drive member and a first speed reducer connected to the first drive member. The first robot arm and the receiving box cooperatively define a first receiving groove, and a first shaft sleeve positioned in the first receiving groove. The first drive member is positioned in the receiving box, and the first speed reducer is positioned in the first receiving groove and movably sleeved on the first shaft sleeve. | 05-23-2013 |
| 20130125695 | GEAR TRANSMISSION DEVICE AND ROBOT ARM USING THE SAME - A gear transmission device includes a transmission mechanism, and a gear backlash adjusting mechanism engaged with the transmission mechanism. The transmission mechanism includes a first adjusting gear and a second adjusting gear meshing together. The adjusting mechanism includes a fixing plate and an adjusting member sleeved on the first adjusting gear. The fixing plate defines a limiting hole. The adjusting member comprises a flange received in the limiting hole. A maximum distance from an edge of the flange near the second adjusting gear to the rotation shaft of the first adjusting gear is greater than a minimum distance from an end of the flange away from the second adjusting gear to the rotation shaft of the first adjusting gear. | 05-23-2013 |
| 20130125696 | ROBOT ARM ASSEMBLY - A robot arm assembly includes a first, a second, and a third hollow arm, a fourth arm, and a first, a second, and a third transmission. The second arm is rotatably connected to the first arm, the third arm is rotatably connected to the second arm, the fourth arm is rotatably connected to the third arm. The first transmission sub-assembly is rotatably received in the first arm. The second transmission sub-assembly is rotatably received in the first arm and the second arm. The third transmission sub-assembly is rotatably received in the first arm, the second arm, and the third arm, and fixedly connected to the fourth arm. The first arm, the second arm, the third arm, and the fourth arm are capable of rotating around a first axis, a second axis, a third axis, and a fourth axis respectively. | 05-23-2013 |
| 20130130855 | ROBOT ARM ASSEMBLY - A robot arm assembly includes a first output shaft, a first driving mechanism, a second output shaft and a second driving mechanism. The first driving mechanism includes a first driving motor for driving the first output shaft to rotate, a first driving belt pulley non-rotatably connected to the first output shaft, and a first belt winding on the first driving motor and the first driving belt pulley. The second output shaft is rotatably sleeved in the first output shaft. The second driving mechanism includes a second driving motor for driving the second output shaft to rotate, a second driving belt pulley non-rotatably connected to the second output shaft, and a second belt winding on the second driving motor and the second driving belt pulley. | 05-23-2013 |
| 20130133452 | GEAR BACKLASH ADJUSTING MECHANISM AND ROBOT ARM ASSEMBLY HAVING THE SAME - A gear backlash adjusting mechanism includes a base, a first gear, a first elastic gear meshing with the first gear, a bearing sleeved on the first gear, and a bearing box over the bearing, and mounted on the base. The first elastic gear includes an outer ring, an inner ring, and an elastic member mounted between the outer ring and the inner ring. The position of the bearing box relative to the base can be adjusted, to push the first elastic gear via the first gear. The elastic member is deformed and provides elastic force to push the first elastic gear to tightly mesh with the first gear. | 05-30-2013 |
| 20130145891 | ROBOT ARM WITH CABLE PROTECTION STRUCTURE - A robot arm includes a first shaft housing, a first driving mechanism, a second driving mechanism, a cable pass-through assembly and a cable assembly. The first shaft housing is hollow shaped, and includes a housing, a first mounting base and a second mounting base mounted on the housing. The first driving mechanism is mounted on the first mounting base. The second driving mechanism is mounted on the second mounting base. The cable pass-through assembly includes a first cable tube and a second cable tube. The cable assembly electrically connects with the first driving mechanism and the second driving mechanism. An axis of the first cable tube overlaps with an axis of the first mounting base. An axis of the second cable tube overlaps with an axis of the second mounting base. The cable assembly passes through the first cable tube and the second cable tube. | 06-13-2013 |
| 20130152723 | ROBOT ARM - A robot arm includes a wrist body, an arm body, a first shaft, a first driving mechanism, a second shaft and a second driving mechanism. The arm body includes an installation wall and a mounting cylinder connecting with an installation portion of the installation wall. One end of the installation wall is connected with the mounting cylinder. The first shaft is received in the mounting cylinder; the first driving mechanism is mounted on the installation wall for driving the first shaft to rotate, The second shaft is received in the mounting cylinder and rotatably sleeves on the first shaft. The second driving mechanism is mounted on the installation wall and spaced from the first driving mechanism for driving the second shaft to rotate. | 06-20-2013 |
