37results about How to "Motion track stability" patented technology

The utility model discloses an anti-deformation bearing thin-wall part machining supporting and fixing structure which comprises a base and a supporting assembly, a machining table is connected to the top of the base, clamping blocks are arranged on the two sides of the top of the machining table, and the supporting assembly is arranged in the machining table and comprises a bevel gear ring and a plurality of bevel gears meshed with the bevel gear ring. A lead screw is arranged in the machining table through a plurality of rotating frames, the surface of the lead screw is in transmission connection with a supporting plate through a lead screw nut, the supporting and fixing structure is provided with a supporting assembly, a driving motor drives a bevel gear ring to rotate, a plurality of bevel gears rotate synchronously, then the lead screw is driven to rotate, and the supporting plate ascends to support the interior of the thin-wall part; by means of the internal supporting mode, pressure and friction force borne by the inner wall of the thin-wall part during polishing can be effectively dispersed, deformation caused by lack of supporting is avoided, the size precision, the shape precision and the surface quality of the bearing thin-wall part are guaranteed, the product percent of pass is increased, and waste products are reduced.

The invention discloses a pneumatic muscle driving joint force position control method and device based on fuzzy admittance and a medium. According to the method, firstly, through dynamic adjustment of the fuzzy admittance model, accurate cooperative control over the joint position and the output force is effectively achieved; secondly, the self-adaptive capacity of the system to external disturbance is enhanced by monitoring the influence of the external disturbance on the joints in real time; and the fuzzy admittance model dynamically adjusts admittance parameters according to the data, so that the control requirements of force and position are balanced, and the system can still maintain a predetermined control effect under a disturbance condition. Finally, through closed-loop feedback control, in combination with real-time monitoring data and an expected control instruction, admittance parameters are continuously adjusted, and the stability and robustness of the system in a complex dynamic environment are enhanced.

The utility model discloses a fire-fighting pipeline air tightness detection device, and relates to the technical field of pipe fitting air tightness detection, in particular to a fire-fighting pipeline air tightness detection device, which comprises a pipe fitting, a working table, a driving part, a clamping part and a detection part, and is characterized in that the pipe fitting is placed on the working table; the second gear is driven by the motor to rotate, the clamping plate and the plugging plate are driven to act at the same time, and rapid clamping and plugging of the pipe fitting are achieved. Compared with the prior art, the two ends of the pipeline do not need to be operated respectively, the operation steps are greatly simplified, and the detection efficiency is improved. Specifically, after the motor is started, the second gear drives the two clamping plates and the two plugging plates to be close to the pipe fitting at the same time through cooperation of the annular groove and the supporting column. The clamping plate firstly makes contact with the pipe fitting and clamps and limits the pipe fitting, then the plugging plate continues to move to plug the two ends of the pipe fitting, the whole process is completed at a time, repeated manual adjustment is not needed, and the detection speed and convenience are remarkably improved.

The utility model discloses a swing type rotating gun welding machine which comprises a supporting frame, a swing mechanism is arranged on the supporting frame, the swing mechanism comprises a rotating shaft, an installation frame, a swing frame, a sliding sleeve, a large rack, an air cylinder and a large gear, and a bunching mechanism is arranged on the swing frame. The bunching mechanism comprises a connecting seat, a bunching sleeve, a screw sleeve, screws, bunching clamps, a tension spring, a push plate, a pinion, a transmission sleeve, a pinion rack and a limiting mechanism, the connecting seat is fixed in the swing frame, the combined design of the connecting seat, the bunching sleeve and the screw sleeve is adopted, the distribution of the screws and the bunching clamps is matched, a reliable cable management system is formed, and the service life of the cable management system is prolonged. Through meshing transmission of the small gear, the transmission sleeve and the small rack, synchronous movement of the multiple sets of bunching clamps is achieved, the surface of the air pipe is protected through the design of the soft cushion, the limiting plate provides a stable movement track for the bunching clamps, and the whole bunching system can effectively manage various cables and prevent winding and damage.

The invention relates to the technical field of workpiece polishing, and discloses a polishing and grinding device for rotary workpiece manufacturing, which comprises a base, a movable cover is slidably arranged on the inner side of the base, air inlet covers are connected to the two sides of the base, one end of each air inlet cover is connected with the same air inlet pipe, and an air flow frame is connected to the interior of the base. And one side of the inner wall of the base is connected with an ultrasonic generator, the bottom end of the inner wall of the base is connected with an electromagnet, a crankshaft is rotationally arranged between the inner sides of the movable covers, one end of the crankshaft is rotationally provided with a plurality of sets of connecting suites, and the other ends of the connecting suites are connected with universal joints. According to the multi-workpiece polishing device, all-around uniform grinding of multiple workpieces is achieved, uncertainty of manual polishing is avoided, the machining efficiency is improved, it is ensured that the motion trail of the workpieces is stable in the high-speed reciprocating polishing process, accidental loosening is prevented, stable lifting of the movable cover is achieved, mechanical abrasion is reduced, and the working environment is clean.

The utility model provides a kind of multi-directional rotation locking's building model display platform, it is related to display platform technical field, comprising: bottom plate;Rotary locking assembly, rotary locking assembly includes the support frame being set on bottom plate, in the utility model, this display platform realizes multi-angle display by rotary locking assembly and lifting adjustment component cooperation, when working, transmission motor drives the rotation of first support plate, and clamping block is embedded in ratchet slot under the action of telescopic spring and realizes mechanical locking, ensure that the display angle is accurately fixed, and the hydraulic push rod of lifting adjustment component promotes the up-and-down movement of third support plate, drives the lifting of entire support frame, changes model display height, rotation and lifting action can be independently or synchronously carried out, fixed block guides clamping block linear motion, ensure the accurate engagement with ratchet slot, realize the multi-directional rotation of display model, arbitrary angle locking and height adjustment function, satisfy all-around display requirement.

The utility model provides an optical fiber distribution box comprising a distribution box housing, the distribution box housing is provided with a drawing groove, one end of the drawing groove is a drawing port, and the periphery of the drawing port is provided with a locking groove; the drawing box is positioned in the drawing groove, and the drawing box is used for accommodating an optical fiber; a movable space is formed between the outer wall of the drawing box and the drawing opening; the buckle handle is arranged in the movable space, the buckle handle is movably connected with the drawing box, and the buckle handle comprises a locking protrusion; and through the movement of the buckling handle, the locking bulge can be matched with the locking groove, so that the drawing box is fixed in the drawing groove. According to the utility model, the problem of how to fix the optical fiber distribution box is solved.

The present application relates to the field of combination processing, in particular to a spring assembly device, method and watch assembly equipment. The spring assembly device comprises an assembly execution member, an opening and closing control member and an assembly driving mechanism. The assembly execution member is provided as a pair, and an opening and closing channel is formed therebetween. One end of the pair of assembly execution members has a relatively fixed spatial position, and the free end is configured as a clamping portion. The opening and closing control member is fixed with the base and is accommodated in the opening and closing channel. The assembly driving mechanism is connected with the pair of assembly execution members and drives the pair of assembly execution members to reciprocate between a material receiving station and an assembly station. The opening and closing channel is provided with a first calibration point in the direction towards the clamping portion and a second calibration point located upstream of the first calibration point. The width of the opening and closing channel corresponding to the first calibration point is smaller than the width corresponding to the second calibration point. The opening and closing control member entering the first calibration point spreads the assembly execution members to make the clamping portion open for the spring to be loaded. The clamping portion resets when the opening and closing control member enters the second calibration point.

The utility model relates to the technical field of clamping devices, and discloses a clamping device suitable for a tensile test of a plastic product, which comprises a sliding support, a transmission rod is rotatably connected in the sliding support, one end of the transmission rod is fixedly connected with a handle, the other end of the transmission rod is fixedly connected with a rotating disc, and the rotating disc is fixedly connected with the sliding support. A mounting seat is slidably connected to the outer wall of the sliding support, a clamp is fixedly connected to the outer wall of the mounting seat, a mounting hole is formed in the mounting seat, the outer wall of the rotating disc is rotatably connected to the interior of the sliding support, and a dismounting and mounting assembly is arranged in the rotating disc and used for dismounting and mounting the mounting seat. According to the utility model, the rapid dismounting and replacement of the mounting seat and the fixture on the outer wall of the mounting seat are realized, the operation efficiency is greatly improved, the operation complexity during fixture replacement is reduced at the same time, and the test requirements of plastic products with different specifications are met.

The utility model relates to the technical field of stoma base plate cutting, and discloses a stoma base plate trimming device which comprises a central shaft rod, a main body sliding rod, a positioning cylinder, an action structure and a cutting mechanism, and the central shaft rod is used for being axially sleeved and matched with a middle round hole of a stoma base plate and axially attached and positioned; the main body sliding rod is located at the first end of the center shaft rod and arranged in the radial direction of the center shaft rod. The action structure is slidably and adjustably arranged on the main body sliding rod to form a first sliding mechanism, the cutting mechanism is arranged on the action structure, and the cutting mechanism is used for being arranged towards the stoma base plate so that cutting can be conveniently conducted on the stoma base plate; the positioning cylinder is arranged on the action structure, the positioning cylinder is parallel to the main body sliding rod, and the positioning cylinder is arranged towards the central shaft rod and is in sliding fit with the main body positioning hole in the central shaft rod to form a second sliding mechanism. The cutting size of the opening can be accurately controlled through the action structure, positioning is accurate, and the structure is simple.

The utility model discloses a welding device for manufacturing electromechanical equipment, and relates to the technical field of welding. Comprising a supporting mechanism, the supporting mechanism comprises a base, a notch is formed in the center of the top of the base, sliding plates are slidably connected to the two sides in the notch, a connecting rod is fixedly connected to one side of the top of each sliding plate, a fixing ring is fixedly connected to one end of each connecting rod, and a plurality of equidistant supporting rods are rotatably connected to the surface of each fixing ring. Through the arrangement of the supporting mechanism and the welding mechanism, in the using process, firstly, a pipe is placed on a supporting plate, meanwhile, a first air cylinder on a supporting frame is started to clamp the pipe from the outer wall of a pipeline through a clamping ring, and then a second air cylinder is started to push a sliding block to extrude a sliding ring to move along a connecting rod; in the process, the fixing rod enables the supporting plate to be tightly attached to the inner wall of the pipe for supporting under the cooperation of the supporting rod and the fixing ring, the pipe can be effectively prevented from deforming, and the quality of a welding seam is improved.

This application relates to the field of cleaning robot technology, and more particularly to a lifting device and a cleaning robot. The lifting device includes a top plate, a transmission assembly, a drive component, an elastic damping component, and a guide assembly. The transmission assembly includes a cooperating worm gear and worm shaft. One end of the elastic damping component is rotatably connected to the top plate, and the other end is rotatably connected to the cleaning component. Both ends of the guide assembly are connected to the top plate and the cleaning component, respectively. The drive component rotates to drive the worm shaft, which in turn rotates the worm gear, causing the cleaning component to rise or fall. During the descent of the cleaning component, the elastic damping component buffers the descent speed. By incorporating the transmission assembly, elastic damping component, and guide assembly, the problem of conventional cleaning robots causing significant impact force between the cleaning component and the ground during height adjustment, which can easily damage the equipment or the ground, is solved.

The utility model provides an automatic wood feeding machine, belongs to the technical field of wood feeding machines, and solves the technical problems that an existing wood feeding device is generally poor in structural stability, insufficient in motion control precision, difficult to achieve multi-component cooperative motion, low in production efficiency and the like. Comprising a rack assembly, a driving assembly, a first step feeding assembly arranged in an inclined mode and a second step feeding assembly arranged in an inclined mode, the driving assembly is arranged on the rack assembly, and the first step feeding assembly and the second step feeding assembly are arranged in a staggered mode; the first stepped feeding assembly and the second stepped feeding assembly are arranged on the rack assembly in a sliding mode in the same inclined direction, and the driving assembly is located below the first stepped feeding assembly and the second stepped feeding assembly and is in transmission connection with the first stepped feeding assembly and the second stepped feeding assembly. The wood feeding device is stable in supporting and accurate and coordinated in transmission, the wood feeding efficiency is improved, and diversified production requirements can be met.

The utility model relates to stamping die technical field, concretely, it relates to a stamping die structure with in -mold detection system, including movable mould and fixed mould, the bottom wall of fixed mould is provided with the central groove, the bottom wall of central groove is provided with the slide way that links with outside communication, the left and right sides groove wall of central groove all is provided with side slot, the below of fixed mould is provided with the pneumatic cylinder, the telescopic axle end of pneumatic cylinder penetrates into slide way and fixedly installed have the ejection disc, the ejection disc is located in the central groove and is connected with the sliding between central groove, the left and right sides of ejection disc surface all are fixedly installed with side plate, and the side plate is located in side slot, the top surface of side plate is fixedly installed with pressure sensor, and the top of pressure sensor is fixedly installed with the top plate, and the outside of fixed mould is provided with control host computer. The utility model is convenient for the detection operation of internal pressure, and it is beneficial to the smooth operation of stamping preparation.

The utility model discloses a chip test fixing device, which comprises a device bottom plate, a positioning plate is fixedly arranged above the front end of the device bottom plate, a movable plate is arranged at the front end of the device bottom plate along the lower part of the positioning plate, the positioning plate and the movable plate are both L-shaped plates, a translation block is fixedly arranged below the movable plate, and the translation block is fixedly arranged on the front end of the device bottom plate. A fixing plate is arranged below the translation block, the fixing plate is fixedly connected with the device bottom plate, a lead screw is rotationally installed in the middle of the lower portion of the translation block, the lower end of the lead screw penetrates through the fixing plate and is in threaded connection with the fixing plate, and a first rubber pad is fixedly installed on the inner side of the positioning plate; a second rubber pad is fixedly installed on the inner side of the movable plate. According to the invention, the rapid positioning capability of the chip is realized, and the practicability is improved, so that the problem that the chip is inconvenient to rapidly position and fix when the chip is fixed is solved.

The utility model relates to a novel vacuum drying bin, aims at solving the technical problem that the personnel manually clean the heating plate in the vacuum drying bin at present, which is not only low in cleaning efficiency, but also increases the labor intensity of personnel, and comprises: a cleaning mechanism, the cleaning mechanism includes the connecting rod that sets up in the middle part between two heating plates in the inner chamber of drying bin body, the connecting rod is hollow structure, one end fixedly connected with the cleaning rod of hollow structure of the connecting rod is close to the heating plate, the two inner cavities of cleaning rod and connecting rod are mutually connected, the outside fixedly connected with cleaning brush of cleaning rod, and the surface of cleaning brush and heating plate is active and abuts, the bottom of connecting rod and the inner chamber bottom end between drying bin body are provided with horizontal drive mechanism, the utility model has the advantages of not needing personnel to clean the material residues adsorbed on the surface of heating plate manually, which not only avoids the low efficiency problem existing in traditional manual cleaning, but also reduces the labor intensity of personnel.

This utility model relates to the field of stadium screen technology, and more particularly to an electronic stadium screen, including a base plate. The base plate is shaped like a concave character and is horizontally positioned. A fixed shaft is installed at the front end of the top of the base plate, and sliding grooves extending to the rear end are provided on both sides of the bottom of the base plate. Wheel grooves are provided at the two corners of the bottom front end of the base plate, and rotatable rollers are provided in the two wheel grooves. Hinge blocks are installed at the two corners of the bottom back of the screen body, and the two hinge blocks are sleeved on the fixed shaft. Two sets of support adjustment components are provided, and the two support adjustment components are respectively located between the two corners of the top back of the screen body and the two corners of the top rear end of the base plate. In this utility model, when the equipment is impacted by external force, the base can slide slightly along the sliding groove, and the first spring can absorb and mitigate the impact force, avoiding rigid transmission that could cause the equipment to tip over, and reducing the risk of collisions with surrounding players and spectators.

The blowing and sucking machine comprises a machine body, one side of the machine body is connected with a speed adjusting device, the speed adjusting device comprises a control sleeve, an adaptive rod, a connecting pipe, adaptive holes, an adaptive pipe, a matching rod, a matching sleeve and a fixing pipe, the adaptive holes are formed in the outer wall of the adaptive pipe, the matching rod is connected to one end of the adaptive rod, and the matching sleeve is connected to the other end of the adaptive rod. A locking mechanism is arranged on the outer side of the connecting pipe and comprises a sliding sleeve, a receding groove, a movable block, an extrusion spring, a guide rod, a guide hole, a connecting plate, a transverse plate, a limiting block, a linkage block, a connecting block, a movable plate and a connecting spring, the receding groove is formed in the movable plate, and the guide rod is sleeved with the extrusion spring; the guide rod is connected to one side of the movable block, the guide hole is formed in the connecting block, the transverse plate is installed on one side of the connecting plate, the limiting block is arranged on the outer side of the connecting pipe, and the connecting spring is connected with the two adjacent linkage blocks. The blowing and sucking machine solves the problem that a traditional blowing and sucking machine is unstable in air speed fixing and speed adjusting structure.

The utility model belongs to the technical field of stamping dies, and particularly relates to a stamping die with a guide mechanism, which comprises a mounting plate, the lower end of the mounting plate is fixedly connected with a guide rod, an air cylinder is fixedly mounted in the mounting plate, the output end of the air cylinder is fixedly connected with a die, and the outer side of the guide rod is slidably sleeved with a guide seat. The sides, close to each other, of the guide seats are fixedly connected with a mounting seat, and the lower end of the mounting seat is fixedly connected with a fixing plate. By arranging the guide rod and the guide seat, accurate linear guide is provided for the mounting seat, and the stability of the motion trail is ensured; meanwhile, the fixed plate and the limiting frame are arranged to form a multiple limiting structure, the displacement deviation of the die is effectively restrained, the guide precision during die assembly is remarkably improved through the design, the problems of burrs, size out-of-tolerance and the like of stamping parts caused by dislocation are solved, and the problem that a traditional stamping die is poor in guide effect is solved.

The utility model belongs to the technical field of oil cylinder, concretely is an adjustable oil cylinder, including right angle board, the upper surface fixed connection of right angle board has two connecting plates, the side surface of two connecting plates is close to each other and is fixedly connected with fixed plate in common, the back of fixed plate and the front of right angle board are fixedly connected, be equipped with the adjusting plate between two connecting plates, the upper surface fixed mounting of adjusting plate has oil cylinder body, the output end fixed mounting of oil cylinder body has connecting sleeve. The utility model through the output end of servo motor drives screw rod to rotate in screw adjusting hole and bearing inner race, realizes the up and down movement of adjusting plate, thereby the stroke of oil cylinder is adjusted flexibly, and adjusting plate can keep stable movement track with the cooperation of sliding hole and sliding rod, and the cooperation of connecting plate and guide block ensures the stable adjustment process.

The damping swing avoiding mechanism comprises a wheel set connecting body, an upper swing arm piece, a lower swing arm piece, a wheel connecting piece and a damping assembly. The left side and the right side of the wheel set connecting body are movably connected with an upper swing arm piece and a lower swing arm piece correspondingly. Wheel connecting pieces are movably connected to the ends, away from the wheel group connecting bodies, of the upper swing arm pieces and the lower swing arm pieces; a damping assembly is movably connected between the wheel set connecting body and the lower swing arm piece. The damping swing avoiding mechanism of the dune buggy adopts a double-swing-arm-piece connecting structure, when wheels are impacted by the road surface, the upper swing arm piece and the lower swing arm piece rotate around the connecting pin shaft, a stable movement track is formed through the synergistic effect of the upper swing arm piece and the lower swing arm piece, dynamic adjustment stability control over the buggy body under the complex road condition is achieved, and the defect that a rigid connecting structure is adopted in the prior art is overcome. The damping assembly is directly connected with the wheel set connecting body and the lower swing arm piece, vertical and inclined impact force is effectively absorbed, the stability of the vehicle body is further improved, and the risk of vehicle body rolling is reduced.

The invention discloses a nozzle flowmeter and a using method, and relates to the technical field of flowmeters. Comprising detection pipes in the flow meter, detachably-installed flanges are fixedly installed on the detection pipes, nozzle bodies are fixedly installed in the detection pipes, cross rods are fixedly installed in the detection pipes and located on the front sides of the nozzle bodies, and circular blocks are fixedly installed on the cross rods. A turbine rod is rotatably mounted on the circular block, turbine blades are fixedly mounted at one end of the turbine rod, an adjusting assembly is arranged on the turbine rod, a filter screen is arranged on the adjusting assembly, and a mounting circular plate is fixedly mounted at the other end of the turbine rod. The turbine blade serves as a power source, the adjusting assembly, the cleaning assembly and the auxiliary assembly are used in cooperation, impurities in fluid are effectively filtered out, the measuring precision of the flow meter is improved, the service life is prolonged, long-term reliability and high efficiency are ensured, and the using effect of the flow meter is greatly improved.

The utility model discloses a small bridge type drag chain with an S-shaped inner side, which belongs to the technical field of drag chains and comprises a plurality of chain link main bodies, a first connector and a second connector, and the adjacent chain link main bodies are rotationally connected and can drive the drag chain to bend in the upper direction and the lower direction. The chain link body comprises the two chain plates, the upper middle portions and the lower middle portions of the chain plates are connected through the first cross beam and the second cross beam, the second cross beam and the chain plates on the two sides are of an integrated structure, the first cross beam is detachably connected with the chain plates on the two sides, cables, oil pipes, air pipes, water pipes and the like can be rapidly installed or maintained without threading, and the maintenance process is greatly simplified. The inner cavity of the drag chain is separated through the partition plate between the first cross beam and the second cross beam, the cable is helped to keep a stable movement track in the stretching or bending process of the drag chain, transverse swinging of the cable is reduced, and the abrasion and fatigue fracture risks caused by disordered movement are reduced. The utility model has the advantages of compact structure and small volume, is suitable for small equipment with limited space, and has high rigidity to meet the basic load requirement.

This utility model relates to the field of curling irons, and more particularly to an adjustment device for an adjustable curling iron, including an adjustment part comprising a rotating paddle, a first gear and a second gear, and a driven gear; and a rotating part comprising a positioning plastic, heating wires, a drive shaft, and a support shaft. This utility model achieves high precision and stability in adjusting the curling area of ​​the curling iron through precise gear transmission and axial limiting design. The rotating paddle, through meshing with the first and second gears, can precisely control the rotation angle of the driven gear, thereby driving the coordinated movement of the drive shaft. The first limiting protrusion passes through the first limiting groove and the moving groove, ensuring the movement of the positioning plastic with the heating wire attached when the drive shaft operates, ensuring precise positioning and smooth movement of the rotating parts, effectively preventing the curling iron from shaking and loosening during use, and allowing for arbitrary adjustment of the size of the curling area formed by each heating wire, improving the accuracy of the curling iron and the user experience.

This utility model discloses a copper bar nut riveting device, aiming to solve the problems of low efficiency, poor positioning accuracy, and unstable quality in existing manual riveting methods. The device includes a nut feeding mechanism and a nut picking and riveting mechanism. The nut feeding mechanism consists of a vibratory feeder, a linear vibrating track, and a nut receiving module connected in sequence to achieve orderly nut feeding. The nut receiving module uses positioning grooves and positioning grippers to accurately position the nuts. The nut picking and riveting mechanism includes a bracket, a first floating plate, a second floating plate, and multiple sets of cylinders and slide rail assemblies, enabling precise nut picking, placement, transfer, and riveting. Guide pillars and guide sleeves ensure stable movement. This device achieves automated feeding and riveting, improving production efficiency, ensuring consistent positioning accuracy and riveting quality, and reducing product scrap rates.

The utility model relates to the related technical field of pipe fitting processing, in particular to bending equipment for pipe fitting processing, which comprises a workbench, a connecting seat is connected above the workbench, a lower die is connected above the connecting seat, a buffer device is arranged between the workbench and the lower die, and the buffer device is connected with the lower die. And pressure conveying mechanisms are arranged on the surfaces of the connecting seat and the bracket. According to the bending equipment for pipe fitting machining, due to the arrangement of the buffer device, many defects caused by rigid contact of traditional equipment are overcome, the machining quality and the equipment reliability are remarkably improved, after bending is completed, the elastic reset force of the spring can further push the lower die to slowly rise, return stroke inertial impact is reduced, and the machining efficiency is improved. The surface quality and the size precision of the pipe fitting are protected, the service life of the die and the service life of equipment are prolonged, the safety risk of operators is reduced, and reliable guarantee is provided for efficient and stable pipe fitting bending operation.