98 results about "Mechanical joint" patented technology

The invention discloses a hinge assembly, a mechanical joint and a robot. A plurality of structural members of the hinge assembly comprise a first structural member, a second structural member and a third structural member. The plurality of bearings of the hinge assembly includes a first bearing and a second bearing. In the axial direction, the bearing seat of the second structural part is located between the bearing seat of the first structural part and the third structural part, the first bearing ring is located between the first bearing and the second bearing, and the two end faces of the first bearing ring abut against the inner ring of the first bearing and the inner ring of the second bearing correspondingly. The second bearing ring is located between the second bearing and the third structural part, and the two end faces of the second bearing ring abut against the inner ring of the second bearing and the third structural part correspondingly. The hinge assembly further comprises a fastening assembly, and the fastening assembly fastens the inner ring of the first bearing, the first bearing ring, the inner ring of the second bearing, the second bearing ring and the third structural part together in the axial direction. Therefore, linkage of the third structural part, the inner ring of the first bearing and the inner ring of the second bearing can be achieved.

1. The name of the design product: exhaust cover (general motorcycle - mechanical splicing anti-scalding). 2. The use of the design product: for motorcycle exhaust anti-scalding. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The invention discloses a coffee robot mechanical arm control method and system based on a knowledge graph, relates to the technical field of mechanical arm control, and aims to solve the problems that in the prior art, displacement deviation of a mechanical joint and deviation of a matching point position are prone to causing coffee spilling and leakage, and the reliability is poor. The method specifically comprises the following steps: monitoring the stability of the execution end covered by the whole system, analyzing the matching degree of the executed end, performing double-end fault-tolerant fusion judgment and performing abnormal operation traceability regulation and control, so as to solve the technical problem that the operation error is further aggravated due to the fact that the cooperation efficiency between the execution end and the controlled object is low. Pre-judgment and real-time intervention are realized through threshold comparison and trend analysis, so that the probability of coffee making failure is remarkably reduced; a knowledge graph is taken as a core, execution logic can be updated based on real-time data, and dynamic adaptation of equipment aging adaptation-process adjustment compatibility-raw material change response can be realized in combination with environment and raw material parameter traceability abnormity inducements.

The application aims to provide a bionic mechanical joint structure, which comprises an A connecting member, a B connecting member, and a linkage member arranged between the A connecting member and the B connecting member; the A connecting member is provided with an A first connecting segment, an A second connecting segment and an A third connecting segment which are arranged on one side of the linkage member; the B connecting member is provided with a B first connecting segment, a B second connecting segment and a B third connecting segment which are arranged on one side of the linkage member; the linkage member is provided with an A first matching segment, an A second matching segment and an A third matching segment which are arranged on one side of the A connecting member, and the linkage member is provided with a B first connecting segment, a B second connecting segment and a B third connecting segment which are arranged on one side of the B connecting member; the A connecting member and the linkage member, and the B connecting member and the linkage member form a first connecting relationship of a ring-shaped connection layout; the A connecting member and the B connecting member have a third connecting relationship of a staggered connection layout. Through the arrangement of the bionic mechanical joint structure, based on the application of the linkage member arranged between the A connecting member and the B connecting member, and combined with the first connecting relationship of the first connecting cable and the third connecting relationship of the third connecting cable, the joint structure has excellent support performance, motion range and joint flexibility, and has drivability, which meets the high motion performance setting requirement of the mechanical joint.

The utility model discloses a handle angle adjusting structure, which relates to the field of mechanical joint structures, and adopts the technical scheme that the handle angle adjusting structure comprises a handle and a base, a notch of the handle cavity groove and a notch of the base cavity groove are folded to form an angle adjusting cavity, and the angle adjusting cavity is in axial sliding fit with a handle locking block; the handle locking block is matched with the side wall of the angle adjusting cavity through an axially-arranged key groove structure, the handle cavity groove is provided with a contact inclined face and a handle driving block, and the handle driving block is provided with a driving inclined face matched with the contact inclined face. A handle elastic piece is arranged between the handle locking block and the base cavity groove. The handle driving block is connected with one end of a driving rope, and the other end of the driving rope extends to the handle; the handle driving block is adopted to lock and unlock the relative angle of the handle and the base, the control process is more efficient and convenient, and stability and firmness are better.

A joint restraint assembly for a pipe, the joint restraint assembly including an annular body, and a wedge assembly received within an opening of a wedge housing of the annular body. The wedge assembly includes a bolt including a flange, and a low-friction material positioned between the flange and an interior surface of the wedge housing, which low-friction material is adapted to slidably engage the interior surface during relative movement between the wedge assembly and the wedge housing. A wedge member is attached to the bolt so that the flange is positioned between at least a portion of the low-friction material and at least a portion of the wedge member. The wedge member is adapted to engage the pipe.

The application discloses a coffee robot mechanical arm control method and system based on a knowledge graph, relates to the technical field of mechanical arm control, and aims to solve the technical problems that in the prior art, displacement deviation of mechanical joints and offset of matching points are prone to cause coffee spilling, and low coordination efficiency between an execution end and a controlled object further aggravates operation failure, specifically, overall system covers execution end stability monitoring, executed end matching degree analysis, double-end fault tolerance fusion judgment, and abnormal operation traceability regulation, from mechanical action deviation, container positioning error to material spilling and process abnormality, and through threshold comparison and trend analysis, early prediction and real-time intervention are realized, so that the probability of coffee production failure is significantly reduced; taking the knowledge graph as the core, not only can execution logic be updated based on real-time data, but also can environment and raw material parameter traceability abnormal inducement be combined to realize dynamic adaptation of "equipment aging adaptation-process adjustment compatibility-raw material change response".

This invention relates to a humanoid robot, specifically a parallel rotating mechanical joint based on a ring-shaped guide rail, mimicking the rotation of a human neck. The aim is to provide a parallel rotating mechanical joint based on a ring-shaped guide rail to achieve three degrees of freedom in the movement of a biomimetic human neck joint while ensuring high rigidity and motion accuracy. Furthermore, the joint features a simplified structure, good support performance, and sufficient movement space for the neck joint. The technical solution is a parallel rotating mechanical joint based on a ring-shaped guide rail, characterized by: a head motion platform, a neck ring-shaped guide rail base, and three PSS (Personal Stability Support) link branches connected in parallel between the head motion platform and the neck ring-shaped guide rail base; the center of the head motion platform and the center of the neck ring-shaped guide rail base are connected by a composite rotating shaft.

The present application discloses a mechanical joint, a mechanical arm, and a self-propelled cleaning device, wherein the mechanical joint is configured to connect a support arm of the mechanical arm to a base, and the mechanical joint includes a first drive unit, a rotary joint, and a first transmission assembly, the first drive unit is provided on the base, and the first transmission assembly is used to be transmissibly connected to the first drive unit and the rotary joint, the rotary joint is connected to a rotating seat, and the first drive unit is used to rotate the rotary joint via the first transmission assembly and drive the rotating seat to rotate relative to the base.

A mechanical joint (100), a mechanical arm (200) and a cleaning apparatus (300). The mechanical joint (100) comprises: a connecting frame (110) and a lifting assembly (120), wherein the connecting frame (110) is hinged to a base (211) of the mechanical arm (200); the lifting assembly (120) comprises a nut (121), a lead screw (122) and a driving part (123), wherein the nut (121) and the lead screw (122) are connected by means of non-self-locking threads and are hinged to the base (211), the driving part (123) is arranged on the connecting frame (110), a first end of the lead screw (122) is connected to the driving part (123), and a second end of the lead screw (122) passes through the nut (121); and the driving part (123) is configured to drive the lead screw (122) to rotate, such that the lead screw (122) and the nut (121) move relative to each other to drive the connecting frame (110) to be raised or lowered relative to the base (211).

The utility model belongs to the field of child manual locks, and particularly relates to a child manual lock mechanical joint which comprises a base, an adjusting cover is in contact with the upper end of the base, connecting rods are fixedly connected to the inner sides of connecting lugs of the base and the adjusting cover, and connecting frames are rotationally connected to the outer sides of the connecting rods. The outer side of the connecting frame is fixedly connected with a locking belt, an adjusting mechanism is arranged in the locking belt, the middle of the upper end of the base is fixedly connected with a fixing nail, the outer side of the fixing nail is movably connected with a connecting cover, and a first spring is arranged on the outer side of the fixing nail. The adjusting cover, the fixed tooth groove ring, the connecting cover and other structures are additionally arranged on the base, rotation of the adjusting cover can be limited through clamping connection between the fixed tooth groove ring and the limiting tooth ring in the using process, and therefore the adjusting cover can rotate by multiple angles to be used; and the adjusting freedom degree of the mechanical joint can be effectively increased.

In a construction method in which an excavation device having a bit configured to expand and contract its outer diameter is inserted into a steel pipe pile, and the steel pipe pile is inserted into the excavation hole at the same time as the ground is excavated by the excavation device, a configuration is provided that can improve workability. [Solution] The mechanical joint 10 includes a cylindrical box joint 11 attached to the end of a steel pipe 2, with a box-side keyway portion 11c extending in the circumferential direction formed on its inner surface; a cylindrical pin joint 12 attached to the end of another steel pipe 2, with a portion of it positioned radially inward relative to the box joint 11 when combined with the box joint 11, and with a pin-side keyway portion extending in the circumferential direction formed on its outer surface; and a load-transmitting key 13 arranged to straddle the box-side keyway portion and the pin-side keyway portion. The inner diameter of the pin joint 12 is larger than the outer diameter of the bit 102 in its reduced diameter state. The outer diameter of the box joint 11 is equivalent to the outer diameter of the bit 102 in its expanded diameter state.

The application discloses an integrated motion mechanical joint module, which comprises a motor assembly and a speed reduction assembly. The motor assembly comprises a stator assembly, a rotor assembly and a control unit. The stator assembly is provided with a first hollow shaft body, and the rotor assembly is provided with a second hollow shaft body; the two are nested with each other and are provided with a bearing therebetween; the bearing is integrated on the same output end side of the rotor, and the non-output end bearing is cancelled. The rear cover is provided with an embedded connector interface, so that a compact layout is realized. The rotor core is made of die-cast aluminum and a neodymium-iron-boron magnetic ring to form a 0.2-0.38mm gap and fill with heat-conducting glue, so that the thermal expansion matching problem is solved. A plastic magnetic isolation sleeve is arranged to isolate the interference of the magnetically conductive rotor body on the magnetic encoder signal. The speed reduction assembly is internally provided with powder metallurgy small balls to realize long-acting lubrication. The application greatly compresses the axial and radial dimensions of the joint module, reduces the rotational inertia, and improves the reliability and assembly convenience in an extreme environment.

An articulated assembly, a mechanical joint and a robot. The plurality of structural members of the articulated assembly include a first structural member, a second structural member, and a third structural member. The plurality of bearings of the articulated assembly includes a first bearing and a second bearing. Along the axial direction, two end surfaces of the first receiving ring are respectively in abutment with the inner ring of the first bearing and the inner ring of the second bearing, two end surfaces of the second receiving ring are respectively in abutment with the inner ring of the second bearing and the third structural member. The articulated assembly further includes a fastening assembly that fastens together the inner ring of the first bearing, the first receiving ring, the inner ring of the second bearing, the second receiving ring and the third structural member in the axial direction.

The invention provides a pin wheel housing, planet carrier and bearing integrated cycloidal reducer joint module which comprises an input shaft, a cycloidal reducer assembly, a motor, an encoder and a driver, the cycloidal reducer assembly comprises a pin wheel housing, a cycloidal gear and a planet carrier, the cycloidal gear and the planet carrier are arranged in the pin wheel housing, and a rolling body is arranged between the pin wheel housing and the planet carrier. One end of the planet carrier is fixedly connected with a flange cover plate capable of supporting a pin shaft of the planet carrier, the flange cover plate and the pin shaft are fixed in an adhesive mode, screws are reduced, a roller path on an outer ring of a bearing and a pin wheel housing are arranged to be an integrated component, rolling constraint can be provided for a rolling body, meanwhile, axial limiting structures such as a check ring and a gasket are reduced, and the service life of the rolling body is prolonged. The axial size of the speed reducer is reduced, the whole parts are fewer, the weight is lighter, and the rigidity is higher.

The application relates to the technical field of mechanical hand equipment, and discloses an intelligent mechanical hand equipment for plastic pipe fitting machining. The intelligent mechanical hand equipment for plastic pipe fitting machining solves the problem of single function of the mechanical hand and the inconvenience of further improving the machining efficiency. The intelligent mechanical hand equipment for plastic pipe fitting machining is provided with a grabbing and clamping mechanism, a separation component, a rotating component and a fixing component. When in use, a motor A is used in cooperation with multiple groups of gears. A pipe fitting is preliminarily clamped through clamping plates A and B. Electromagnet A is electrified and the mechanical joint is adjusted. The clamping plate B is driven to move upwards by magnetic attraction. The pipe fitting is further clamped, and excessive pipe fittings are discharged. The pipe fittings are separated through the separation of the separation plate by extrusion. The hollow shell is retracted by the electric telescopic rod B, the top block is fixed to the inner wall of the pipe fitting, the motor B drives the supporting column to rotate to rotate the pipe fitting, and the infrared detector is used to complete the detection work. The purpose of stably clamping the pipe fitting and detecting the completeness of the pipe fitting is achieved.

A system for the remote actuation of articulated mechanisms comprising at least one actuated group comprising a mechanical joint having at least one degree of freedom and at least one receiving hydraulic cylinder connected to the mechanical joint. The system also comprises a hydraulic transmission comprising, for each actuated group, a first hydraulic line and a second hydraulic line arranged to actuate each receiving hydraulic cylinder in order to generate a mechanical action on the mechanical joint proportional to a pressure difference ΔP=P1−P2, where P1 is the fluid pressure in the first hydraulic line and P2 is the fluid pressure in the second hydraulic line.

A separation device is a separation device used for a spacecraft to release a mechanical joint by an electrical signal, including: an upper separation member; a lower separation member disposed on the upper separation member; and a first wire and a second wire wound around the upper separation member and the lower separation member and fused by applying electric current. The first wire and the second wire are disposed in the positions so that, in a state where the upper separation member or the lower separation member receives force in a direction away from each other, the upper separation member and the lower separation member are positionally displaced relatively by fusion of one of the first wire and the second wire, and banding by another one of the first wire and the second wire is released.

Provided in the present disclosure are a method for controlling an endoscopic robot, a system, an electronic device, a medium, and a program product. The endoscopic robot comprises a first mechanical joint, a second mechanical joint, a third mechanical joint, a fourth mechanical joint, a first virtual joint, and a second virtual joint. The method for controlling the endoscopic robot comprises: determining a first translation distance, a first rotation angle, a second rotation angle, a third rotation angle, a second translation distance, and a fourth rotation angle based on a target coordinate point of the endoscopic robot; and controlling a position of the endoscopic robot to be updated to the target coordinate point based on the first translation distance, the first rotation angle, the second rotation angle, the third rotation angle, the second translation distance, and the fourth rotation angle. According to the present disclosure, the surgery can be observed from different angles by controlling the movement of the endoscopic robot comprising the combination of the mechanical joints and the virtual joints, thereby simplifying the manufacturing process of endoscopic robots and ensuring the stability of the structure of the endoscopic robots without compromising the degree of freedom.

The application discloses a clamping ring clamped pre-tightening mechanical joint, a precast concrete pile and a connecting method, wherein the joint comprises a plug rod with a plug, a large nut with a containing cavity, a pre-tightening nut with a pre-tightening nut threaded connection part and a pre-tightening nut driving part, a clamping ring arranged in the pre-tightening nut, and when the clamping ring is clamped on the plug, the driving part can drive the pre-tightening nut driving part from the side of the pre-tightening nut, so that the pre-tightening nut rotates and moves in the axial direction of the large nut, thereby locking the plug and the pre-tightening nut in the axial direction of the large nut. The clamping ring clamped pre-tightening mechanical joint has the following beneficial effects: the clamping ring clamped pre-tightening mechanical joint can effectively eliminate the axial gap among the plug, the clamping ring and the pre-tightening nut, so that the precast concrete pile connection part will not crack and generate cracks when subjected to the action of pulling force, shearing force or bending force.

The positioning insertion rod comprises a positioning insertion rod seat and an insertion head, and further comprises a twisting part which is arranged between the positioning insertion rod seat and the insertion head and used for twisting the positioning insertion rod, a plurality of twisting clamping faces are arranged on the outer wall of the twisting part, and the twisting clamping faces are arranged on the outer wall of the twisting part. And the distance between the two twisting clamping surfaces which are oppositely arranged is greater than or equal to the outer diameter of the plug. According to the positioning insertion rod disclosed by the utility model, the twisting part is arranged between the positioning insertion rod seat and the insertion head, and the twisting part is provided with the twisting clamping surface of which the relative distance is greater than the outer diameter of the insertion head, so that enough acting force can be conveniently applied to the positioning insertion rod, and the effective connection between the positioning insertion rod and a precast pile end plate or a nut sleeve is ensured; therefore, the connection performance of the mechanical joint is improved.

The utility model discloses a spring clamping nut, a triangular spring mechanical joint and a precast pile connecting structure, and the spring clamping nut comprises a female spring clamping nut body and a plug; external threads are arranged on the outer side wall of the spring clamping nut body, a clamping spring containing groove of a spiral groove structure is formed in the spring clamping nut body, a plug mounting groove is further formed in the end, away from the insertion end of the positioning insertion rod, of the spring clamping nut body, and a plug is mounted in the plug mounting groove; and the clamping spring accommodating groove starts from the plug mounting groove and ends at the inner side of the end surface of one end of the insertion end of the positioning insertion rod. The clamping spring containing groove of the spiral groove structure in the spring clamping nut starts from the plug containing groove and ends at the inner side of one end of the inserting end of the inserting rod, and the two ends of the triangular clamping spring are plugged through the plug, so that even if the inserting rod is set to be subjected to axial acting force, the clamping spring containing groove can not be blocked. And the positioning insertion rod and the triangular clamping spring can be effectively limited in the spring clamping nut, so that the connection performance of the mechanical joint is improved.

The utility model discloses a detachable hanging nail and a hanging connection structure, which are matched and connected with a mechanical joint nut embedded in a concrete member, the hanging nail comprises a clamping part and a threaded part, the upper part of the clamping part is provided with a clamping joint, the lower part of the clamping part is provided with a clamping diameter part, the upper part of the threaded part is provided with a tightening part, and the lower part of the threaded part is provided with a threaded part. The tightening part is connected to the lower end of the clamping diameter part, and the threaded part is detachably connected with the nut through threads; the lifting connection structure comprises a lifting hook, a cushion block and a detachable lifting nail, the lifting hook, the detachable lifting nail and a nut are sequentially connected, a height difference area between the detachable lifting nail and the top of a component is formed between the detachable lifting nail and the top of the component, and the cushion block is filled in the height difference area and prevents the lifting hook from unhooking when the concrete component is lifted. The detachable hanging nail is simple and convenient to manufacture and convenient to operate, and can be matched with a lifting hook to be assembled into a lifting structure to be repeatedly used, so that the installation and manufacturing input cost of the embedded hanging nail and the cost for repairing a concave hole of the embedded hanging nail are greatly saved.

A transfer device includes a frame forming a sealed chamber housing a processing vacuum; and a hinged arm connected to the frame, the hinged arm having an end joint about which it rotates and extends, and having a movable arm link and an end effector, with a substrate holding stage located on the end effector. The movable arm link has a housing containing at least one rotary joint. The housing is an assembly of multiple housing components sealed to maintain a sealing atmosphere within the processing vacuum of the sealed chamber; and these sealed housing components are interconnected via at least one mechanical joint to form a sealing interface through which the sealing atmosphere communicates between each sealed housing component of the housing.

The utility model provides a mechanical joint, a mechanical arm and cleaning equipment. The mechanical joint comprises a mounting base, a driving part, a lead screw, a nut and a rolling assembly, the mounting base is hinged to a joint arm of the mechanical arm and connected with the driving part, the lead screw is in rolling connection with the mounting base through the rolling assembly, and the first end of the lead screw is located in the mounting base and is in power connection with the driving part; the second end of the lead screw penetrates through the nut and is in threaded connection with the nut, and the nut is hinged to a base of the mechanical arm. And the driving part drives the screw rod to rotate relative to the mounting seat, so that the screw rod and the nut move relatively to drive the articulated arm to ascend or descend relative to the base. Therefore, lifting and falling operation of the joint arm relative to the base can be achieved, the lead screw can bear the axial load and the radial load, damage to the driving part is reduced, and the service life of the mechanical joint can be prolonged.

The invention discloses an anthropomorphic joint system of multi-dimensional magnetic suspension and electromagnetic gradual change force control and telescopic bionic muscle tendons and a control method, and belongs to the technical field of bionic robots, intelligent mechanical joints and electromagnetic control. The technical problems that an existing robot joint is serious in mechanical abrasion, stiff in movement, poor in stability, low in bionic degree, rough in force control effect and the like are solved. The system comprises a multi-dimensional magnetic suspension normal-state stable supporting module, a telescopic bionic muscle tendon module, a multi-unit vector electromagnetic cooperative driving module, an electromagnetic polarity smooth switching and bidirectional driving module and a bionic self-learning gradual change type force control module. Non-contact and wear-free operation of the joints is achieved through multi-dimensional magnetic suspension, anthropomorphic movement is achieved through telescopic bionic muscle tendons, and precise and flexible control is achieved through vector electromagnetism and gradual change force control. The invention has the advantages of zero wear, long service life, multidimensional stability, high humanoid degree, soft force control, simple structure and the like, and is suitable for the fields of humanoid robots, medical rehabilitation robots, intelligent prostheses, humanoid interaction equipment and the like.

The utility model discloses a joint structure for a folding bicycle, which relates to the field of mechanical joints, and adopts the technical scheme that the joint structure comprises a rotating base, an armrest turntable, a backup plate rotating ring and a seat plate turntable which are sequentially arranged from the outer end to the inner end of a rotating shaft; the rotating base, the armrest rotating disc, the backup plate rotating ring and the seat plate rotating disc are respectively and rotationally matched; the base cavity groove and the handrail outer cavity groove are folded to form an outer lock cavity; a first driving piece and a first locking piece are distributed in the outer lock cavity from outside to inside; and a first spring is arranged between the first driving piece and the base cavity groove. The seat plate, the backrest and the armrests can be rapidly folded and unfolded relative to the base, the structure of the seat plate, the backrest and the armrests can be well locked in the folding and unfolding process, and angle locking is more stable.

Aspects of this disclosure relate to an absorbent article having a lumbar panel forming a pocket and a joint configuration defining a reinforcement zone. [Solution] The lumbar panel 158a is connected to the absorbent chassis 102, and the lumbar panel is bonded to components within the first zone 190a and second zone 190b of the mechanical joint 190, and the lumbar panel is also bonded to components within the first and second zones of the adhesive 188 in the first and second lateral end regions, and the first and second zones of the adhesive are adjacent to the inner lateral edge and overlap with the first and second mechanical joint zones, and in addition, a third zone 188c of the adhesive adjacent to the outer lateral edge of the lumbar panel bonds the lumbar panel to the chassis, and the mechanical joint zone also overlaps with the third zone of the adhesive in the absorbent article 100.