1491 results about "Body frame" patented technology

The invention discloses a steel structure welding guiding and positioning device, which relates to the technical field of steel structure processing, and comprises a main body supporting frame, a workpiece dynamic limiting and conveying unit and a self-centering clamping and welding module, and is matched with a guiding and feeding mechanism, a self-adaptive reducing connecting cabin and a multi-dimensional self-adaptive welding gun executing mechanism to realize integrated welding and positioning. The main body frame serves as a bearing foundation, the guide feeding mechanism drives guide rollers to stably feed through meshing transmission, the stability is improved through a surface pattern sleeve, the dynamic limiting unit forms bidirectional limiting through an adjusting screw, a cross connecting rod and a driving limiting shaft rod and is adaptive to different workpieces, and the self-centering clamping module adjusts the distance through gear transmission. A profiling clamping jaw is matched with a spring to achieve self-adaptive clamping, an anti-vibration pad protects a workpiece, a self-adaptive connecting cabin adjusts the height of a welding gun, a multi-dimensional welding gun mechanism achieves accurate alignment in the X direction and the Z direction, all parts of the device are in cooperative linkage, the welding positioning accuracy and adaptability are improved, and the welding quality of a steel structure is guaranteed.

The utility model discloses a bed body frame of a seedling raising bed, which is used for placing hole trays for seedling raising and comprises a plurality of cross beam section bars, a plurality of supporting pipe columns and connecting rods, the cross beam section bars are arranged in parallel, the supporting pipe columns are also arranged below the cross beam section bars vertically, and the connecting rods are connected with the cross beam section bars. The adjacent supporting pipe columns are connected through the connecting rods. Each cross beam sectional material comprises a cross plate and a separation part, the separation part is vertically arranged on the upper surface of the cross plate, a sliding groove is formed by the separation part and the upper surface of the cross plate, and the hole tray is placed on the sliding groove of the adjacent cross beam sectional material and can slide in a reciprocating mode along the sliding groove. The hole tray is simple in structure, high in strength, high in precision, good in stability and capable of enabling the hole tray to slide smoothly in the sliding groove.

A vehicle body structure includes a vehicle body frame member that is integrally molded by casting in a state where a right suspension tower portion and a left suspension tower portion are coupled by an intermediate portion. The vehicle body frame member includes a coupling member that extends in a left-right direction at a position away from the intermediate portion by a predetermined distance in a vehicle front-rear direction or an up-down direction and couples a right side and a left side of the vehicle body frame member.

A utility vehicle 100 includes a vehicle body frame 1, pillars 2 attached to the vehicle body frame 1 and extending in an up-down direction, a roof 3 supported by the pillars 2, and a harness 4 connected to an electric component 5. The pillars 2 include a hollow tubular front pillar 21. The front pillar 21 has an upper end hole 25 opening at an upper end 21a, a lower end hole 26 opening at a lower end 21b, a first hole 27 opening in a side wall 21c, and a second hole 28 opening in the side wall 21c and positioned lower than the first hole 27. The roof 3 has a drain hole 33. The drain hole 33 faces and communicates with the upper end hole 25. The harness 4 is inserted into the front pillar 21 through the first hole 27 and the second hole 28.

The invention discloses a high-altitude wind power generation system which comprises a main air bag extending in the front-back direction, and the peripheral face of the main air bag is a rotary face; the ring wing sleeves the radial outer side of the main air bag and is spaced from the main air bag, and a duct space is formed between the inner wall of the ring wing and the outer wall of the main air bag; the first supporting frame and the second supporting frame are sequentially arranged on the radial outer side of the main air bag in a sleeving mode in the axial direction of the main air bag; the wind power assembly is mounted on the first supporting frame; the first supporting frame comprises a plurality of supporting units, an annular supporting frame with an inner ring and an outer ring is defined by the multiple supporting units, the annular supporting frame comprises ducts formed between the adjacent supporting units, and the wind power assembly is installed in the ducts; the second supporting frame is of an annular grid truss structure and comprises a main body frame and truss rod pieces assembled in the main body frame through truss nodes, and the truss rod pieces and the truss nodes are modularly expanded to form the grid truss structure.

A fixing structure includes an insertion hole, a slit, a first stopper, and a second stopper. The insertion hole is provided in a vehicle body frame. A pipe nut main body is inserted through the insertion hole so as to be rotatable. The slit is provided in the vehicle body frame and extends from the insertion hole. The first stopper is provided at a base end of the pipe nut main body and abuts on an outer surface of the vehicle body frame to restrict movement of the pipe nut main body in a longitudinal direction. The second stopper extends from a side surface of the pipe nut main body, passes through the slit, and is disposed inside the vehicle body frame. The second stopper is joined to an inner surface of the vehicle body frame at a position rotated around the central axis from the slit.

The invention belongs to the technical field of aerial work robots, and discloses an automatic wall-climbing cleaning and overhauling robot and a control method thereof. The robot comprises a machine body frame, a multi-mode movement mechanism, an operation mechanism, an environment sensing module, a multi-level depth estimation module and a control module. According to the multi-mode movement mechanism, switching between a flying mode and a wall climbing mode is achieved through at least four sets of tiltable duct propelling assemblies; the operation mechanism comprises a pneumatic adsorption type mechanical arm driven by the rotating platform and an integrated transmission cleaning mechanism and is used for executing adsorption and operation tasks. The multi-level depth estimation module generates a high-precision environment map, and the control module adopts neural reachability analysis, predicts a robot state reachability set after different control instructions are executed through a neural network, and performs collision detection with the environment map, so that a safety instruction or a performance instruction is selected prospectively. The problems of high aerial work risk, single function, poor environmental adaptability and low intelligent degree in the prior art are solved.

The invention provides a vehicle body frame total splicing welding system and method for laser flight welding, and relates to the technical field of laser welding, and the vehicle body frame total splicing welding system comprises a total splicing clamp assembly, a mobile transmission assembly and a welding robot; the moving transmission assembly is used for moving the vehicle body frame to the general splicing clamp assembly; the general splicing clamp assembly comprises a clamp frame, a flexible clamping jaw, a monitoring feedback assembly and an adjusting module. The adjusting module is electrically connected with the flexible clamping jaw and the monitoring feedback assembly; the welding robot comprises a mechanical arm and a flying welding galvanometer; the flying welding galvanometer is installed at the free end of the mechanical arm. The monitoring feedback assembly integrated on the flexible clamping jaw monitors the clamping force of the flexible clamping jaw and obtains thermal deformation generated by the vehicle body frame and the clamp in the welding process, the adjusting module is adjusted to the optimal welding state in a self-adaptive mode and feeds back stress changes in the welding process so as to adapt to welding deformation of the space of the vehicle body frame, and therefore the adaptive clamping force is provided; the welding quality is improved.

A vehicle body frame member that is integrally molded by casting in a state where a right rear suspension tower portion and a left rear suspension tower portion are coupled by a coupling portion is integrally molded with at least one rib in a manner to protrude forward or rearward in a vehicle. The vehicle body frame member is cast in a posture in which the rib protrudes upward or downward.

The invention provides a ship underwater spraying robot and an underwater spraying method, and relates to the field of underwater operation robots, the robot comprises a main body frame, a walking mechanism, a sinking and floating mechanism, a spraying module, a navigation module, a vision mechanism, a control module and a driving cabin; the walking mechanisms are located on the two sides of the main body frame and connected with the main body frame, the navigation module, the control module and the driving cabin are located in the main body frame, the vision mechanism transmits collected hull curvature and three-dimensional coordinate data to the control module, and the vision mechanism, the navigation module and the control module are sequentially connected. The control module conveys the generated spraying track to the driving cabin, and the driving cabin drives and controls the walking mechanism, the sinking and floating mechanism and the spraying module to move. The spraying module is fixed to the rear end of the body frame. The sinking-floating mechanism is fixed to the upper surface of the body frame. According to the technical scheme, the problems that in the prior art, spraying of a complex curved surface ship body depends on manpower, the spraying efficiency is low, and the spraying cost is high are solved.

The invention relates to the technical field of connector performance detection equipment, and discloses a plugging durability testing machine which comprises a machine body frame, a controller and a testing mechanism in a testing area. A fixing assembly and a driving assembly are arranged between a first support plate and a second support plate of the test mechanism and are respectively used for fixing a plugging piece and a plugging sleeve; the motor box drives the driving assembly to reciprocate in the axial direction to achieve plugging and unplugging. An offset assembly is arranged on one side of the fixing assembly, an air cylinder is used for driving an ejector rod to apply lateral acting force to the inserting and pulling piece, linear driving is converted into rotating torque through an internal ratchet wheel and pawl rotating assembly, and the inserting and pulling piece is driven to rotate by a preset angle around the axis before inserting and pulling. Meanwhile, a multi-dimensional monitoring system is arranged, and the rotation angle, the lateral stress and the electrical performance data are collected. According to the invention, complex working conditions of the plugging member under lateral unbalance loading and different rotation angles can be simulated, an angle-based failure distribution model is established, and the structural strength and contact reliability of the connector are truly evaluated.

The utility model relates to the field of slope protection bricks, and particularly discloses an ecological self-locking slope protection brick assembly which comprises a brick body frame with a hexagonal cross section, three first connecting strips and three second connecting grooves are alternately arranged on the outer side of the brick body frame, the first connecting strips are located below the second connecting grooves, the upper surfaces of the first connecting strips are inclined planes, and the lower surfaces of the second connecting grooves are inclined planes. The lower surface of the second connecting groove is an inclined plane, the inclined angle of the inclined plane of the first connecting strip is the same as that of the inclined plane of the second connecting groove, and when two adjacent slope protection bricks are spliced, the second connecting groove presses the first connecting strip and prevents the first connecting strip from being separated. And after the inclined surfaces between the first connecting strips and the second connecting grooves are tightly attached, the phenomenon that the adjacent slope protection bricks are separated in the horizontal direction can be effectively prevented. Due to the fact that the size of the first connecting strip and the size of the second connecting groove are large enough, after manufacturing is completed, the slope protection brick is extremely small in deformation degree, high in precision and not prone to being damaged in the transportation and installation process.

The utility model discloses a four-wheel three-motor wall-climbing robot. The device comprises a main body frame, a pair of driving wheels connected to the front part of the main body frame, and a pair of driven modules which are hinged to the rear part of the main body frame and comprise driven wheels, a connecting rod capable of moving in the axial direction under the action of a steering device is arranged on the main body frame; the two ends of the connecting rod are hinged to the driven module through connecting rods. A sliding rail is arranged on the main body frame, a sliding block matched with the sliding rail is arranged on the sliding rail, and a connecting rod is arranged on one side of the sliding block. The robot has the advantages that a plurality of motors and drivers are arranged, and the control cabin used for overall dispatching and coordination is arranged, so that when the robot steers, two methods of differential rotation of a driving wheel and steering of a rear wheel through a steering mechanism can be selected and matched, different solutions can be provided for different working environments, and the adaptability is high; steering is achieved through meshing of the gear and the rack and the hinged relation of the connecting rods, the structure is simple, and steering torque is small.

The utility model discloses a rigidity test device, which comprises a main body assembly and a test base, a test main body frame is fixedly connected onto the test base, and the upper side of the test base is fixedly connected with a support unit used for connecting a piece to be tested; the test assembly comprises a first linear driver and a second linear driver, the first linear driver is connected to one end of the test main body frame in the front-back direction, the second linear driver is connected to the upper end of the test main body frame, the first linear driver is connected with a first push-pull rod which does reciprocating linear motion in the front-back direction, and the second linear driver is connected with a second push-pull rod which does reciprocating linear motion in the front-back direction; the second linear driver is connected with a second push-pull rod which does reciprocating linear motion in the height direction, the outwards-extending end of the first push-pull rod is connected with the blade, the downwards-extending end of the second push-pull rod is connected with the blade, and the outer edge of the tail end of the blade is fixedly connected with at least one displacement sensor. The device is simple in structure, and can assist in testing the shimmy rigidity and the flapping rigidity of the large blade.

The utility model discloses a wall surface flatness detection device, which comprises a detection assembly, a main body frame, a translation adjusting mechanism, a detection clamping mechanism and a clamping auxiliary mechanism, and is characterized in that the translation adjusting mechanism comprises a cross beam, a scale plate, a moving sleeve and a fixing bolt; the detection clamping mechanism comprises a clamping pipe, a clamping rod, an extending spring rod, a clamping groove, an unlocking push ring, a moving spring rod and an outer moving sleeve, the translation adjusting mechanism can achieve accurate transverse adjustment of the detection assembly, stable positioning of the moving sleeve is guaranteed through the arrangement of a fixing bolt, meanwhile, a fine adjustment mechanism is provided, and the detection accuracy is improved. The detection clamping mechanism can realize the stable connection of the clamping rod and the clamping pipe, ensures that the assembly is not easy to loosen or deviate in the detection process, and enables the clamping rod to be quickly and reliably unlocked or repositioned through the transverse sliding of the extending spring rod and the design of the unlocking push ring.

The cage comprises a main body frame module which is composed of 80 * 80 * 6 mm galvanized square tube main beams arranged at intervals of 3 m along an arc line and 299 * 10 mm seamless steel tube core bearing columns, the underground burial depth is 6 m, and the overground height is 6.3 m; the safety protection module comprises a vertical face double-layer composite net composed of an inner layer 20 * 20 mm mesh polyethylene net and an outer layer 20 * 20 * 3 mm white steel protection net, and a top net pulled and reinforced by steel wire ropes. In the core function area, a tidal creek is reserved; the intelligent management module comprises a dome camera and a time control LED lamp; the underground foundation module is of a reinforced concrete pipe and gravel filling structure. The main body frame is matched with the underground foundation to form a high-strength support matched with the wetland, the height on the ground is 6.3 m, the physiological characteristics of the red-top crane are accurately matched, and take-off and escape are completely eradicated; the double-layer composite net realizes double protection of collision injury prevention and natural enemy prevention; retaining a tidal creek to guide autonomous foraging; and manual intervention is reduced through intelligent monitoring and illumination simulation.

The invention relates to the technical field of combined machining, in particular to an excavator part machining device which comprises a main body frame, a welding assembly is arranged on the lower side of the top of the main body frame and used for welding a rod body and a rod sleeve, and a grinding assembly is arranged on the upper side of the bottom of the main body frame and located on the lower side of the welding assembly. The polishing assembly is driven by the welding assembly to move horizontally, the inner wall of the rod sleeve is automatically polished, a positioning assembly is arranged in the welding assembly, the positioning assembly is located on the upper side of the polishing assembly, and the positioning assembly is used for clamping a rod body and driving the rod body to press the rod sleeve. And through cooperation of the welding assembly, the polishing assembly and the positioning assembly, welding and polishing are conducted at the same time. Therefore, the combined machining device has the synchronous combined machining function and the efficient machining function, welding and grinding machining can be conducted at the same time through single equipment, the machining speed is high, and the machining efficiency is high.

The utility model relates to the technical field of exoskeleton robots, in particular to a binding mechanism of a walking aid robot, which comprises a shoulder and back binding belt, a waist binding belt and a leg binding belt, the shoulder and back binding belt is provided with a plurality of shoulder and back connecting ends used for being connected with a main body frame; connecting belts are arranged on the shoulder and back connecting ends in a one-to-one correspondence mode and detachably connected with the shoulder and back connecting ends, buckles are arranged on the connecting belts, and buckling bases used for being matched with the buckles are arranged on the main body frame; and the waist bridle and the leg bridles are detachably connected to the main body frame. The fixing structure has the effect of solving the problem that the fixed connection between the bridle and the main body frame or the joint part is inconvenient to disassemble and replace.

Provided is a bird feeder, comprising a bird feeder main body (10), a camera assembly (18), a grain storage device (20), and a roof structure (30). The bird feeder main body (10) comprises a mounting base (12), a main body frame (14) fixedly connected to the mounting base (12), and a support frame (16); the camera assembly (18) is mounted in the main body frame (14) and is provided with a camera (180) used for taking a picture of an animal feeding region; the grain storage device (20) is used for providing food for feeding animals, and the grain storage device (20) is detachably connected to the main body frame (14) and staggered from the camera assembly (18); and the roof structure (30) covers the grain storage device (20) and is detachably connected to the support frame (16).

The utility model discloses a wallboard external corner connecting structure which comprises an external corner seat, a first connecting seat and a second connecting seat, and the first connecting seat and the second connecting seat are connected with a wallboard. The external corner seat is provided with a first bolt piece and a second bolt piece, the first bolt piece is connected with the first connecting seat, and the second bolt piece is connected with the second connecting seat; the first connecting base and the second connecting base are the same in structure, the first connecting base comprises a supporting profile, a splicing base and a bolt base, the splicing base is connected with one end of the supporting profile, a splicing groove is formed in the splicing base and used for being spliced with a wallboard, the bolt base is connected with the other end of the supporting profile, and a bolt groove is formed in the bolt base and used for being spliced with the wallboard. The bolt groove is used for being in bolt connection with the first bolt piece, and a ceramic tile edge closing arm is arranged on the outer wall of the bolt base. The wall frame has the advantages that the external corners of the spliced wall frame are firmer, splicing can be completed without using many tools, the splicing efficiency is improved, and meanwhile the structure is simple.

The utility model discloses a trolley for transporting filter paper, which relates to the technical field of mechanical transportation equipment, a main body frame comprises a bottom plate and side plates at two ends, sliding rods are fixed on two sides of the side plates and penetrate into a transverse pressing plate, a pressing component is arranged at the top, and rotating wheels are arranged at the lower end of the bottom plate. The downward pressing assembly is composed of a fixing plate, a vertical pressing plate and a cross connecting rod, and power is provided through a second hydraulic cylinder, so that pressing and loosening of the vertical pressing plate are achieved. A side plate on one side of the main body frame is slotted, and an L-shaped baffle extends out to fix a first hydraulic cylinder and control a transverse pressing plate to move transversely. The transverse pressing plate is provided with an avoiding groove, and interference with the vertical pressing plate is avoided. During working, an operator pushes the trolley in place, after filter paper is placed, the second hydraulic cylinder is started for pressing, and the first hydraulic cylinder is started when the transverse position needs to be adjusted. Compared with the prior art, the trolley is convenient to operate and accurate in positioning, filter paper can be effectively fixed, the operation process is optimized, the working efficiency is improved, and the filter paper transportation stability and reliability are improved.

The utility model provides a polar plate lead plaster adhesive strength testing device which comprises a main body frame, a polar plate releasing device is arranged at the upper end of the main body frame and comprises a mounting bottom plate, and an air cylinder connecting plate is fixedly connected to the middle of the upper end of the mounting bottom plate. The side wall of the air cylinder connecting plate is fixedly connected with a pneumatic finger, two clamping jaws of the pneumatic finger are fixedly connected with reset buckle mounting blocks, reset buckles and pin shafts are arranged on the reset buckle mounting blocks, and rotating shafts are rotationally arranged on the two sides of the lower portion of the mounting bottom plate. The side wall of the rotating shaft is fixedly connected with a bearing plate and a rotating shaft limiting block, one end of the rotating shaft limiting block is in lap joint with the edge of the reset buckle, and a tension spring is arranged in the middle of the rotating shaft limiting block. The device is suitable for testing polar plates with different sizes and weights.

The utility model provides a vehicle which comprises a vehicle body frame, the vehicle body frame comprises a frame beam body, the frame beam body is provided with a first side and a second side which are oppositely arranged, the first side faces the inner side of a vehicle body, and the second side faces the outer side of the vehicle body; the reinforcing structure is at least arranged on the first side, forms at least one cavity and is used for reinforcing the strength of the frame beam main body; wherein the frame beam main body is a first fiber reinforced composite material molded part, and the reinforcing structure is a second fiber reinforced composite material injection molded part. Therefore, the vehicle body frame of the vehicle can improve the light weight degree, simplify the manufacturing process and shorten the manufacturing period on the premise of meeting the performance such as rigidity.

The present invention discloses a swingarm (126) of a vehicle (100). The swingarm (126) includes a first arm (302) and a second arm (304) that is coupled to the first arm (302). The first arm (302) defines a first front portion (252F; 308F), and the second arm (304) defines a second front portion (254F; 310F). A power unit (112) of the vehicle (100) is disposed between the first front portion (252F; 308F) and the second front portion (254F; 310F). One of the swingarm (126) and the power unit (112) is adapted to pivotally couple to a body frame (102) of the vehicle (100).

The utility model relates to the technical field of fishing devices, in particular to a frame structure of an underwater large-depth fishing device. The utility model aims to provide the frame structure of the fishing device, which is simple and quick to install, high in carrying performance, convenient to assemble and capable of meeting the underwater large-depth environment. The frame structure comprises a main body frame, a lifting lug, a propeller fixing seat, a paw fixing seat and the like, and the salvaging device can be conveniently deployed and recycled. The underwater robot is high in carrying capacity, a control system, a power transmission and propulsion system, a hydraulic system, a navigation and positioning system, an observation and detection system and the like can be integrated according to the requirements of underwater operation tasks, and the functions of underwater movement, navigation and positioning, observation and detection and the like are achieved; meanwhile, a salvage clamping module or an auxiliary mechanical arm can be carried, and target salvage recovery and search and rescue operation tasks under the underwater large-depth environment can be completed.

The present invention provides a vehicle underbody structure that can suppress deformation of the front floor panel during a frontal collision while keeping manufacturing costs and vehicle weight increases to a minimum. [Solution] The vehicle 1 comprises a dash panel 16, a pair of front side frames 11, a pair of body frames 17, a tunnel 14, a pair of tunnel side frames, a floor panel 18, and a pair of reinforcing members 20. The pair of tunnel side frames are integrally provided with the tunnel 14 so as to extend in the front-rear direction along both sides of the tunnel 14 in the vehicle width direction, and have a U-shaped cross-section that bulges downward. The reinforcing members 20 have a bulging portion with an inverted U-shaped cross-section that bulges upward, and are positioned adjacent to the joint between the dash panel 16 and the floor panel 18, and are provided to form a closed cross-section in cooperation with a part of the longitudinal direction of the tunnel side frame with a part of the floor panel 18 sandwiched in between.

An electric mobility vehicle at least including a pair of wheels and a vehicle body frame, including a pair of swing portions, wherein a base end side of each swing portion is supported on the vehicle body frame so as to be swingable in an up-down direction about a swing axis extending in a vehicle front-to-rear direction, and each wheel is supported on each swing portion so as to move in the up-down direction together with a leading end side of each swing portion, a biasing member that applies a downward force to each swing portion when the leading end side moves upward, and a swing control portion that restrains a different-direction swing in which one of the base end sides of the pair of swing portions swings in a direction different from the other in the up-down direction or limits the different-direction swing to a predetermined range.

The invention discloses a welding device and a using method thereof. The welding device comprises a main body frame, a rotating beam, a fixed beam, a first welding mechanism, a second welding mechanism, a rotating mechanism and a welding platform. The main body frame is provided with a supporting part, the supporting part is provided with a first rotating part, the rotating beam is hollow and is rotationally connected with the supporting part on the main body frame through the first rotating part, the fixed beam is rotationally connected with the rotating beam through a second rotating part, the welding platform is connected with the rotating beam through a first connecting part, and the first welding mechanism is connected with the fixed beam; the second welding mechanism is arranged on the upper side of the main body frame, the rotation driving mechanism is arranged on the main body frame and connected with the rotating beam, the welding platform is driven to rotate through the rotating beam at a controllable angular speed, an overweight, low-gravity or weightlessness environment is simulated, and the welding mechanism is automatically started and stopped in a specific rotating angle interval through an angle triggering mechanism. And the welding operation of the welded workpieces in different gravity states is realized.

Self-propelled bidirectional vehicle (100) for transporting a swap body, comprising a chassis (10), a swap body frame (20) for driving under and picking up the swap body, wherein the swap body frame (20) is vertically movable relative to the swap body to be picked up and has a bidirectional transverse centering for driving under the swap body in a centric and non-directional manner, and two steerable vehicle axles (30, 40) for maneuvering the bidirectional vehicle (100).

To provide a childcare appliance with wheels capable of increasing operability.SOLUTION: A childcare appliance with wheels (1) includes: a vehicle body frame (10); caster mechanisms (30, 40) including caster holding members (31, 32) and caster rotation members (32, 34) and enabling turning of a direction of a front wheel (12) or a rear wheel (14); caster lock members (35, 45) that are provided in the caster mechanisms (30, 40) and are put into a lock position and an unlock position; displacement members (52, 56) that are displaced between a first position corresponding to the lock position of the caster lock members (35, 45) and a second position corresponding to the unlock position of the caster lock members (35, 45); a first energization member (57) for performing energization so as to bring the displacement members (52, 56) to the second position; and a drive member (56) that is provided in a push rod (20) and is switched between a first state and a second state.SELECTED DRAWING: Figure 3