279 results about "Friction drive" patented technology

The invention discloses a bionic stepping plane universal piezoelectric positioning platform based on differential friction driving, which belongs to the technical field of precision driving and comprises a nesting unit A, a nesting unit B, a nesting unit C and a connecting seat. The nesting unit C comprises four pairs of piezoelectric wafers, an outer driving mechanism, an inner driving mechanism and a driving foot; the inner driving mechanisms and the outer driving mechanisms in the three nested units are pushed to generate time sequence deformation by controlling time sequence excitation of voltage on the piezoelectric wafers, so that the driving feet generate time sequence displacement under the action of friction force difference; therefore, the universal stepping displacement output of the positioning platform in the plane and the stepping rotation displacement output around the central axis of the positioning platform are realized.

The invention discloses a six-degree-of-freedom precise pipettor adjusting platform based on friction driving and pressure feedback, and relates to the field of laboratory equipment.The adjusting platform comprises a platform shell, a top cover fixed to the top of the platform shell and an objective table arranged on the inner side of the platform shell and used for installing a pipettor; a pitching supporting mechanism is installed on the inner side of the platform shell, and a plurality of pitching posture adjusting mechanisms are installed on the top of the top cover. The pitch attitude adjusting mechanism comprises a supporting base fixed to the top of the top cover, a friction box fixed to the top of the supporting base and a friction rod connected to the friction box in a sleeving mode. By adopting the friction driving technology, the problem of mechanical clearance of a traditional gear or a ball screw is effectively solved, and the multi-dimensional parallel platform has the advantages of low cost, low noise and high response speed, so that the multi-dimensional parallel platform can perfectly replace a traditional six-foot parallel platform, and high-precision and quick response adjustment of a pipette tip in a multi-dimensional direction is realized.

The utility model discloses a transmission device for a vacuum coating machine, which belongs to the field of magnetron sputtering coating equipment, and comprises a transmission carrier plate, two parallel support plates arranged in a vacuum cavity, a plurality of parallel driven transmission shafts erected between the two support plates, a groove transmission wheel sleeved at one end of each driven transmission shaft, and a plurality of driven transmission shafts sleeved at the other end of each driven transmission shaft. The auxiliary transmission shafts are sequentially connected through chain transmission components, the auxiliary transmission shaft at one end is connected to the driving motor through the main transmission shaft, the transmission carrier plate is arranged on the groove transmission wheel and the plane transmission wheel, and a protruding strip is arranged at the bottom of one side of the transmission carrier plate and matched with a groove of the groove transmission wheel. Two-side friction transmission is adopted, one side is plane friction transmission, the other side is friction transmission through cooperation of the grooves and the protruding strips, the grooves can conduct linear transmission limiting during transmission of the transmission carrier plate, the plane friction transmission can adapt to thermal expansion and lengthening of the transmission carrier plate in the high-temperature environment, and the transmission clamping stagnation problem is prevented.

The invention relates to a tool for dressing a grinding wheel of a broach grinding machine, and relates to the technical field of grinding, the tool for dressing the grinding wheel of the broach grinding machine comprises a tool mounting rack, a tool rotating device, a traction feeding device, a cutting sensing device and a cutting energy storage device, the tool mounting rack is mounted on a broach transverse moving device, the tool rotating device is rotatably mounted on the tool mounting rack, and the traction feeding device is mounted on the tool mounting rack. The traction feeding device is installed on the tool rotating device in a sliding mode, the cutting sensing device comprises a cutting block, a friction driving piece and a friction reference piece, the friction reference piece is installed on the tool rotating device, the friction driving piece is installed on the traction feeding device in a rotating mode, and the cutting block is installed on the traction feeding device in a sliding mode. The cutting block pushes the friction driving piece to be close to the friction reference piece and generate friction with the friction reference piece, the cutting energy storage device is installed on the traction feeding device, the cutting energy storage device is in transmission connection with the traction feeding device, the cutting block is installed on the traction sliding block in a sliding mode, and grinding wheel dressing is facilitated.

The utility model provides an automatic welding device for water conservancy and hydropower engineering pipelines, which comprises a bottom frame, two corresponding supporting frames are fixedly arranged on the bottom frame, a movable bracket is slidably arranged on the bottom frame, a fixed bracket is fixedly arranged at the top of one end of the bottom frame, and the fixed bracket is fixedly arranged on the top of the other end of the bottom frame. A hydraulic cylinder for driving the movable bracket to reciprocate is arranged at the other end of the underframe; a lifting adjusting mechanism is fixedly erected on the top of the supporting frame, a lifting plate is arranged at the bottom of the lifting adjusting mechanism, the lifting adjusting mechanism drives the lifting plate to move up and down, and a welding mechanism is arranged on the lifting plate. A friction driving mechanism for driving the pipeline above the fixed bracket and the movable bracket to rotate synchronously is arranged at the bottom of the lifting plate; the hydraulic engineering pipeline butt-joint device can achieve tight connection of the butt-joint position of two hydraulic engineering pipelines, meanwhile, the pipelines are convenient to rotate, annular welding of the outer portions of the pipelines is achieved, and welding efficiency is improved.

The invention relates to the technical field of detection devices, in particular to a shaft surface surfacing weld height real-time detection device. Comprising a base frame, a multi-shaft driving platform is installed on the base frame, a welding frame and an inspection frame are connected to the multi-shaft driving platform, the cooling spray pipe is fixed to the multi-shaft driving platform, a laser welding gun, an industrial camera and an infrared thermometer are fixedly installed on the welding frame, a pressing frame is connected to the inspection frame in a sliding mode, and a reciprocating pressure applying module is fixedly installed on the inspection frame. The reciprocating pressure applying module drives the pressing frame to vertically vibrate in a variable amplitude mode, a sliding frame is connected to the pressing frame in a sliding mode, and a friction transmission module for driving the sliding frame to horizontally vibrate in a variable amplitude mode is arranged between the pressing frame and the sliding frame. The integrated multi-shaft driving platform has the beneficial effects that the welding frame, the detection frame, the cooling spray pipe and other modules are integrated into the same movement system through the integrated multi-shaft driving platform, and the double-outlet-rod hydraulic cylinder and the linear transmission module are matched, so that welding, spray cooling, weld joint cleaning and height detection can be sequentially completed on the premise that a workpiece is not moved.

The invention relates to the technical field of rail transporters, and discloses a toothed pipe aerial rail transporter which comprises a transportation rail and a rack, the rack is in sliding connection with the transportation rail through a guide wheel set, the guide wheel set is fixedly installed at the upper end of the rack, an equipment plate is arranged in the rack, and a driving module is further connected in the rack through a piston rod. The driving end of the driving module is connected with a driving gear. The conveying rail is a square pipe, and tooth holes are formed in the bottom face of the conveying rail at equal intervals in the length direction. In the transportation process, gear teeth of the driving gear can be embedded into equidistant tooth holes in the bottom face of the transportation rail, the slipping phenomenon caused by insufficient wheel-rail contact pressure in traditional friction driving is effectively avoided, and meanwhile the driving module dynamically adjusts the gear meshing depth through stretching and retracting of the piston rod; the meshing tightness is automatically enhanced during heavy-load climbing so as to improve traction force, contact pressure is reduced and abrasion is reduced on a light-load smooth road section, and the problem of power attenuation caused by abrasion is solved.

The invention relates to the technical field of measuring devices, in particular to a radar aluminum alloy radiator boundary dimension measuring device which comprises a measuring table arranged in a measuring area of the measuring device and used for placing a radiator to be measured, and a clamping assembly arranged in the measuring table and comprising a transmission mechanism, a lead screw and a linkage mechanism. The transmission mechanism and the linkage mechanism respectively drive a group of lead screws to rotate, nut seats which do linear motion according to rotation of the lead screws are arranged on the outer sides of the lead screws, a plurality of clamping plates with clamping fulcrums are arranged on the measuring table, the clamping mechanisms control the clamping plates to move towards a radiator through gears and the lead screws, and after the clamping plates reach, the clamping plates are driven by the transmission mechanism and the linkage mechanism to rotate. Resistance triggers the friction transmission mechanism between the lead screw and the gear to enable the clamping plates to stop moving, and the other clamping plates move to be attached to the special-shaped surface and stop moving accordingly, so that the clamping plates are adaptive to the special-shaped contour, the workpiece is prevented from being damaged by rigid extrusion, clamping stability is improved, and displacement is prevented.

The invention discloses a device and method for improving netlike grains on the roller surface of a cathode roller, and relates to the technical field of metal surface treatment, and the device comprises a roller arranged on the surface of a cathode roller main body; the gears are coaxially arranged on two sides of the roller and synchronously rotate along with the roller; the clamping insertion block is movably arranged above the gear; the special-shaped push block is fixed at the bottom end of the second oil cylinder; and the circular balls are arranged in the protective shell at equal intervals and roll and displace under the thrust of the special-shaped push block. The characteristic that the friction force can be changed before and after the cathode roller body is polished is ingeniously utilized, the idler wheels interacting through friction transmission are arranged on the surface of the cathode roller body in a contact mode, and the transmission effect of the idler wheels is dominated by the friction coefficient of the contact face; the rolling wheel does not rotate any more and drives the milligram energy actuator to be away from the cathode roller body, the cathode roller body is not polished any more, excessive polishing is prevented, and the risk that net-shaped lines are generated on the surface is reduced.

The invention discloses conveying equipment for electric iron tower angle steel production and machining, and relates to the technical field of steel structure production equipment. The device comprises a bottom plate, a mounting structure is fixedly connected to the middle of the upper end face of the bottom plate, a conveying structure is arranged in an inner cavity of the mounting structure, rotating structures are fixedly connected to the positions, located on the two sides of the mounting structure, of the upper end face of the bottom plate, and transmission structures are rotationally connected between the mounting structure and the front end faces of the rotating structures. During use, the conveying structure is installed and placed, then the first belt is supported through the supporting rollers when the conveying structure works, the second belt wheel is driven through the first belt wheel and the first belt during use through the rotating structure on the bottom plate, then the conveying frames on the two sides are driven by the belts to rotate synchronously, and a continuous and stable transmission chain is formed. And precise synchronous rotation is achieved through combination of the conveying rollers and the transmission toothed belt and gear meshing, the problem that slipping may occur in traditional friction transmission is solved, and the conveying device is particularly suitable for stable conveying of heavy angle steel.

This invention relates to the field of detection device technology, specifically a real-time detection device for the height of weld seams on shaft surfaces. It includes a base frame on which a multi-axis drive platform is mounted. A welding frame and a detection frame are connected to the multi-axis drive platform. A cooling spray pipe is also included and fixed to the multi-axis drive platform. A laser welding gun, an industrial camera, and an infrared thermometer are fixedly mounted on the welding frame. A pressure frame is slidably connected to the detection frame and a reciprocating pressure module is fixedly mounted thereon. The reciprocating pressure module drives the pressure frame to vibrate vertically with varying amplitude. A slide is slidably connected to the pressure frame, and a friction transmission module drives the slide to vibrate horizontally with varying amplitude between the pressure frame and the slide. The beneficial effects of this invention are: by integrating the welding frame, detection frame, and cooling spray pipe into a single motion system through an integrated multi-axis drive platform, and in conjunction with a double-rod hydraulic cylinder and a linear transmission module, welding, spray cooling, weld seam cleaning, and height detection can be completed sequentially without moving the workpiece.

The invention relates to the technical field of cable processing equipment, in particular to a composite cable processing device and a processing method thereof.The composite cable processing device comprises a device body, a mounting frame is arranged on the upper side of the device body, and a rotary outer gear ring and a driving gear used for driving the rotary outer gear ring are rotationally arranged on the front side of the mounting frame; a fifth synchronous wheel is mounted on the rear side of the mounting frame and is in transmission connection with the driving gear, an output shaft of the driving motor drives the fifth synchronous wheel to rotate in a friction transmission mode, and two transmission shafts and a transmission belt sleeving the two transmission shafts in a transmission mode are mounted on the portion, on the front side of the mounting frame, of the upper side of the device body in a front-back spaced mode; a plurality of electric clamping pieces used for clamping cables are installed on the surface of the transmission belt, and the transmission shaft is in transmission connection with the fifth synchronous wheel through a synchronous wheel assembly. The problem that when a cable is lapped by existing lapping equipment, lapping seam or lap joint is not uniform due to the fact that the cable slips in the traction process is solved.

The utility model discloses an X-axis multi-wheel friction transmission structure of an intelligent pharmacy. The X-axis multi-wheel friction transmission structure comprises a ground track and a multi-wheel bottom plate. The multi-wheel bottom plate comprises an upper surface and a lower surface, the multi-wheel bottom plate is connected with the ground track in a sliding mode, the ground track is arranged on the lower surface of the multi-wheel bottom plate, a lower synchronous belt wheel set is arranged on the upper surface, a lower synchronous rubber wheel set is arranged on the lower surface, the lower synchronous belt wheel set is connected with the lower synchronous rubber wheel set, and the lower synchronous rubber wheel set is distributed on the two sides of the ground track. The lower synchronous belt is wound between the lower synchronous belt wheel sets, and the driving motor drives the lower synchronous belt wheel sets. A plurality of rubber wheels are arranged to be in contact with the track at the same time and transmit power, different medicine load changes and track surface states in the intelligent pharmacy can be better adapted, and the walking efficiency of the intelligent pharmacy is improved.

The present invention discloses a six-degree-of-freedom precision pipette adjustment platform based on friction drive and pressure feedback, which relates to the field of laboratory equipment. The adjustment platform includes: a platform housing, a top cover fixed to the top of the platform housing, and a carrier table arranged inside the platform housing for installing a pipette; a pitching support mechanism is installed inside the platform housing, and a plurality of pitching attitude adjustment mechanisms are installed on the top of the top cover; the pitching attitude adjustment mechanism includes: a support seat fixed to the top of the top cover, a friction box fixed to the top of the support seat, and a friction rod sleeved on the friction box; by adopting the friction drive technology, the mechanical clearance problems of traditional gears or ball screws are effectively avoided, and it has the advantages of low cost, low noise and high response speed, so that it can perfectly replace the traditional six-legged parallel platform and realize the high-precision and fast-response adjustment of the pipette tip in multiple dimensions.

This invention relates to the field of material handling technology, and specifically discloses an adjustable material handling robot. A drive component is fixedly connected to the side of the base, and the output end of the drive component is fixedly connected to the bottom of a sliding seat. A sliding seat is slidably connected to the inner side of the base, and a movable frame is fixedly connected to the top of the sliding seat. When a workpiece tends to slide downwards under external force or gravity, relative sliding friction is generated between the workpiece and the track. This friction drives the driven wheel of the track to rotate synchronously. A speed sensor on the transmission base starts monitoring, capturing the downward speed signal of the workpiece in real time, and dynamically adjusting the output speed of the drive component accordingly. This controls the positive rotation of the drive wheel, driving the track to move upwards at a speed exactly the same as the downward speed of the workpiece, forming a relatively stationary state where the track moves upwards and the workpiece moves downwards, thus counteracting the downward displacement of the workpiece.

The utility model relates to the technical field of belt conveyor rollers, and particularly discloses a rubber-coating-free driven roller which comprises a roller body, a wear-resistant ring, a rotating shaft and a bearing seat. The axis of the barrel is perpendicular to the length direction of a conveying belt on the belt conveyor. The number of the wear-resistant rings is multiple, the multiple wear-resistant rings are coaxially arranged and evenly distributed in the axis direction of the barrel at equal intervals, the inner ring wall of each wear-resistant ring is fixedly connected with the outer side wall face of the barrel, and the outer ring wall of each wear-resistant ring can be in friction transmission connection with the conveying belt; the rotating shaft is fixedly connected with the inner wall of the barrel through a connecting piece; the two bearing seats are symmetrically arranged on the two sides of the barrel in the axis direction of the barrel, and the two ends of the rotating shaft penetrate out of the two ends of the barrel respectively and are fixed in inner rings of the corresponding bearing seats. According to the rubber-coating-free driven roller, rubber coating treatment is not needed, and meanwhile good friction transmission force can be provided for the conveying belt.

The utility model discloses a cable rotating disc adopting friction transmission, which comprises a rotating disc main body, the rotating disc main body is provided with an accommodating space, the accommodating space is used for accommodating a cable, and an annular friction part is formed at the lower end of the rotating disc main body; the turntable main body is rotatably arranged on the supporting assembly; and each driving assembly is at least provided with a rotary driving surface, and the rotary driving surfaces and the annular friction parts are arranged in a friction transmission mode. Through the application of the cable turntable suitable for submarine cable laying provided by the utility model, rotation driving of the turntable main body is realized through friction transmission, the cable turntable is easy to install, the manufacturing and installation costs are low, the overall operation stability is strong, and rapid and stable storage and release of a cable can be realized.

The present disclosure relates to the technical field of insulation board processing, and an embodiment of the present disclosure provides an engraving machine for insulation board processing, which comprises an engraving machine body, a feeding rack is arranged on the side wall of the engraving machine body, a lifting feeding assembly is arranged on the feeding rack, and a driving feeding assembly is arranged on the side wall of the engraving machine body; the lifting feeding assembly comprises a sliding groove. Through the above technical scheme, the technical problem that the existing equipment adopts gear transmission or belt transmission to realize material conveying, but the gear meshing is prone to gap error, and the belt transmission is prone to slipping risk, especially in the conveying of materials such as insulation boards with smooth surfaces, if the traditional friction driving wheel lacks anti-skid design, the board conveying is prone to jamming or deviation due to insufficient friction, thereby causing the technical problems of misalignment of the engraved pattern and size deviation.

The invention relates to the technical field of baby chick placing boxes with preheating structures, and discloses a baby chick placing box with a preheating structure for baby chick incubation, the baby chick placing box comprises a box body, the bottom of the box body is fixedly connected with a plurality of support columns, the bottom of the box body is provided with a heating box, and the box body is internally provided with a plurality of incubation cavities. According to the device, an operator pulls the incubation drawer outwards along the incubation cavity, at the moment, friction driving wheels on the side wall of the incubation drawer extrude the top of the incubation cavity, and under driving of friction force, the friction driving wheels rotate to drive a second gear at the bottom of a first gear to rotate; a second gear drives a plurality of hatched eggs on a hatching frame on an angle adjusting shaft to be changed into a vertical state from an inclined state, and in this way, an operator can conveniently conduct sampling inspection on the hatched eggs; on the other hand, the gravity of the hatched eggs in the vertical state completely acts on the top of the rotating base, so that the rotating base rotates to drive the hatched eggs to rotate, and the egg turning process is more stable and smoother.

The utility model discloses a tandem type speed reduction transmission device and a mattress spring machine, and relates to the technical field of speed reducers, the tandem type speed reduction transmission device comprises at least two machine bodies arranged side by side; any machine body on the outermost side is provided with an input flange connected with power input equipment. Each machine body comprises a main box body; the transmission worm is rotatably arranged in the main box body; connecting holes are formed in the two ends of the worm, internal splines are annularly arranged on the inner walls of the connecting holes, and external splines matched with the internal splines are circumferentially arranged on the outer walls of the two ends of the connecting shaft; the transmission worms in all the machine bodies are coaxially connected in series through connecting shafts. The worm gear assembly is in friction transmission with the transmission worm; the worm gear assembly is used for outputting power; the transmission worm in each machine body is connected with the connecting shaft through a spline, so that the transmission strength among the machine bodies is improved; by adjusting the position of the external spline on the connecting shaft in the connecting hole, the distance between the machine bodies can be adjusted, and various use requirements are met.

This invention relates to the field of pipe support and vibration damping technology, and provides an impact-resistant pipe support, including a base with an inner ring rotatably fitted around the outside of a pipe. A ring gear is fixedly fitted onto the outer wall of the pipe. A vibration damping device is provided on the inner ring, comprising an outer ring rotatably fitted around the outside of the pipe, and multiple friction transmission mechanisms spaced circumferentially along the inner ring. Each friction transmission mechanism includes a swing arm that can swing axially around the inner ring. This invention, through the frictional engagement between the friction wheel and the outer ring, converts some of the motion generated during pipe vibration or axial displacement into rotation of the friction wheel, which, via a transmission mechanism and rolling gears, drives the inner ring to move circumferentially. This allows the working position of the friction transmission mechanism to be adjusted during use, thereby mitigating the problem of the friction wheel being fixed in the same circumferential position for a long time and experiencing concentrated wear.

The present invention discloses a bionic stepping planar universal piezoelectric positioning platform based on differential friction drive, belonging to the field of precision drive technology, which includes a nested unit A, a nested unit B, a nested unit C and a connecting seat; the nested unit C includes four pairs of piezoelectric wafers, an outer drive mechanism, an inner drive mechanism and drive feet; by controlling the sequential excitation of the piezoelectric wafers with voltage, the inner drive mechanism and the outer drive mechanism in the three nested units generate sequential deformations, so that the drive feet generate sequential displacements under the action of the friction difference, and further realize the universal stepping displacement output of the positioning platform in the plane and the stepping rotation displacement output around its own central axis.

The automatic stopping device comprises a plurality of pore plate cabins and two rotating wheel discs, a main shaft is fixedly arranged between the two rotating wheel discs, a central transmission shaft is arranged in the main shaft in a penetrating mode and is in transmission connection with the main shaft, and a chain wheel and a belt transmission wheel are installed at the two ends of the central transmission shaft respectively. The roller counting device comprises a first code disc, a first counting rotating wheel is arranged above the first code disc, a first counting sensor is arranged on the side face of the first counting rotating wheel and connected with the first counting rotating wheel, and a first optical sensor is arranged on the side face of the first code disc. The outer side of the first counting rotating wheel is sleeved with a rubber ring, and the rubber ring is in friction transmission with the peripheral surface of the first code disc. The utility model has the advantages of simple structure, strong stability, high precision, and real-time operation state monitoring.

Disclosed is a bouncing reduction device for elevator cars. The bouncing reduction device for elevator cars includes a friction module configured to be pressed against a guide rail while an elevator car is stopped at a floor, thereby reducing bouncing experienced by the elevator during boarding and alighting of passengers using frictional force generated between the friction module and the guide rail, can reduce noise from contact between a friction body and the guide rail while maximizing frictional force therebetween by adjusting the moving speed and pressing force of the friction body through control of a friction drive unit by a PWM control method, thereby ensuring improved overall performance and quality, and can be easily retrofitted to existing elevator cars without any structural modifications.

This invention discloses a speed reducer with adjustable reduction ratio and its adjustment method, relating to the field of speed reducer technology. The key technical points are: it includes an upper planetary assembly and a lower planetary assembly. The upper planetary assembly includes an upper planet carrier, an upper sun gear, upper planet gears, and an upper ring. The lower planetary assembly includes a lower sun gear, lower planet gears, and a lower ring. The upper sun gear and lower sun gear are connected and rotate coaxially, and the upper ring and lower ring are connected and rotate coaxially. The lower planet gears are connected to the lower sun gear and lower ring via friction transmission. At least one of the lower ring and lower sun gear has a gradient radius. The lower planet gears are configured to move along the direction of the axial displacement component to change their axial position on the gradient radius working surface, thereby changing the working radius of the lower sun gear and / or the lower ring. Through the continuous change of the working radius, the overall transmission ratio of the speed reducer is continuously adjusted, achieving a compact structure and stepless speed regulation.

The utility model discloses a friction plate positioning structure, which relates to the technical field of friction transmission, and comprises two torque transmission pieces, a friction plate arranged between the working surfaces of the two torque transmission pieces, and an elastic pin, a limiting bulge is arranged on the outer side of one end of the elastic pin, and the limiting bulge is arranged on the outer side of the other end of the elastic pin. The other end of the elastic pin penetrates through the friction plate and is inserted into the inserting groove in the working face of one torque transmission piece. A plurality of expansion and contraction seams are formed in the positions, corresponding to the limiting protrusions, of the elastic pin, and the expansion and contraction seams are used for allowing the limiting protrusions to penetrate through the friction plates through contraction. According to the friction plate positioning structure, the friction plate is pre-positioned on the working face of the torque transmission piece through the elastic pin, so that the friction plate is more convenient to connect and position, meanwhile, the friction plate does not deform, and the friction transmission effect of the two torque transmission pieces is ensured.

A continuous transportation-based ramp conveyor line and an operating method therefor. The continuous transportation-based ramp conveyor line comprises a ground line and an overhead line, wherein on the ground line, by means of the cooperation of high-speed friction drive, medium-speed friction drive and low-speed friction drive, sliding plates (6) achieve low-speed transportation in a manual operation area to facilitate operations by workers, and high-speed transportation is realized in an unmanned area to improve the transportation efficiency; in a climbing section, by means of the cooperation of high-speed friction drive and self-adaptive pressing wheels, a lifter does not need to be used, thereby reducing the production takt, improving the efficiency, and ensuring the continuity during a production process; and in a climbing section in the overhead line, main chains (54) are used for driving, thereby avoiding the problem of backward sliding of an overhead carrier.

The invention discloses an ultrathin acoustic precision structural member material strip cutting system based on multi-point dynamic compensation, which comprises a base, a reel device is arranged on one side of the base, a first detection table and a second detection table are respectively fixed on two sides of the base, a driving roller is arranged between the first detection table and the second detection table, and a cutting device is arranged on the driving roller. A visual device is arranged on the first detection table, and a detection assembly and a cutter are arranged on the second detection table; the detection assembly comprises a support fixed to the second detection table, pressing rollers are distributed on the two sides of the support respectively, and a downward center laser sensor is arranged in the center of the support. Compared with the prior art, tension-adjustable flattening is achieved through the spring compression roller and friction transmission.

The utility model discloses a monitor for environment monitoring, which comprises a mounting plate and further comprises a periodic revolution and rotation monitor, the periodic revolution and rotation monitor comprises a suspension, the upper surface and the lower surface of the suspension are respectively provided with a sliding groove, a wedge block is arranged in each sliding groove in a sliding manner, a sliding block is fixedly mounted on one side of each wedge block, and the other side of each wedge block is provided with a sliding groove; a servo motor is installed on one side of the sliding block in a butt joint mode, a rotating shaft is arranged at the output end of the servo motor, a friction wheel is arranged on one side of the rotating shaft and installed on the surface of the suspension in a friction transmission mode, and an environment monitor is arranged at the other end of the rotating shaft. According to the utility model, through the arrangement of the periodic revolution and rotation monitor, the monitoring equipment can revolve around the suspension, so that the video monitoring range is enlarged, and the occurrence of monitoring dead angles is avoided. In addition, the monitor can achieve the autorotation effect under the driving of the motor of the monitor, and the monitor is matched with the revolution motion of the main body, so that the monitoring range is greatly enlarged.

The application discloses a close-packed speed pursuit conveying mechanism and belongs to the technical field of conveying mechanisms. The mechanism comprises a primary adjustment mechanism for feeding and initially adjusting the interval of boxes, a conveying mechanism arranged on the primary adjustment mechanism for conveying the boxes, and a speed pursuit mechanism arranged on the conveying mechanism for adjusting the boxes into equal intervals. The primary adjustment mechanism is arranged to first comb and initially adjust the interval of the close-packed incoming boxes through limiting columns and material stirring distance setting, thereby laying a good foundation for subsequent fine adjustment. The speed pursuit mechanism adopts a unique chain plate type interval module. The boxes are accelerated through the friction drive of the speed pursuit rollers in the module until the boxes contact the front blocking plate and move synchronously with the module. Since multiple interval modules are fixed at equal intervals on the chain, the boxes conveyed by the interval modules are finally forced to be separated into completely equal intervals, which is more reliable than single adjustment mode.