51results about How to "Reduce the jump" patented technology

The invention relates to a cutting-off and chamfering integrated turning tool and a one-step clamping, cutting-off and chamfering pipe cutter and belongs to pipe machining equipment. A main cutting edge is arranged on a front tool surface of the front of a tool handle, and two V-shaped grooves are symmetrically arranged in two auxiliary cutting edges, so that both cutting-off and chamfering can be performed, the operation is flexible, and exchanging of different turning tools during chamfering are avoided. The cutting-off and chamfering integrated turning tool is used by the pipe cutter, a thrust bearing, a tapered wedge thrust pipe and a plurality of tapered wedge pipes which are mounted on a cylindrical shaft successively are connected together, and a rotary feed pipe is clamped firmly by outward expansion of C-shaped rings under thrust of a clamping air cylinder piston and tapered heads. By means of the cutting-off and chamfering integrated turning tool mounted on a sliding shaft lathe tool rest, within the range of clearance grooves of the tapered wedge pipes, during feed pipe cutting-off tool withdrawn, and on a device, during once clamp of the inner diameter of a thin-wall round pipe, a plurality of feed pipes can be cut off by setting the length, and chamfering is performed on inner and outer edges of two end faces of notches.

The invention relates to a paper product thickness online detector comprising a support, a linear displacement sensor, a detection table, a linear sliding bar, and a display. The linear displacement sensor is fixed to the support and points downwardly. The bottom of the detection table is equipped with a roller capable of rotating about an axis. The lowest end of the roller is lower than that of the detection table. The detection table is provided with a detection plane. The bottom of the linear displacement sensor is equipped with a rebound probe always in contact with the detection plane. The linear sliding bar is fixed to the detection table and is in parallel with the linear displacement sensor. The top of the linear sliding bar passes through the support and may slide along the direction of the linear sliding bar. The linear displacement sensor is connected with the display through the data line. When the paper product thickness online detector performs detection, the support is stationary, roller is in contact with a paper product, and the thickness direction of the paper product is the same as the direction of the linear displacement sensor. The paper product thickness online detector may detect the thickness uniformity of paper products in a production process, timely feeds back information, and is simple in structure, low in cost, and capable of detecting different parts.

The invention discloses a deicing robot for an overhead power transmission line. The deicing robot comprises an upper shell and a lower shell. On the same side, sidewalls of the upper shell and the lower shell are respectively provided with a lug plate and two plug plates are connected through bolts. A supporting plate is arranged inside the upper shell. The bottom of the supporting plate is provided with a plurality of clamping plates. Each clamping plate is provided with a U-shaped opening. The bottom of the U-shaped opening is provided with two cones. Two stepping motors are arranged inside the lower shell. The output end of each stepping motor is provided with a connecting rod. The outer wall of each connecting rod is provided with a spiral, and two spirals are respectively matched with the two cones. The bottom of the supporting plate is provided with a connecting plate. An upper lantern ring is used for fixing the lower end of the connecting plate. Along the circumferential direction of a deicing head, the outer wall of the deicing head is provided with a toothed belt. The output end of a driving motor is provided with a gear matched with the toothed belt. According to the technical scheme of the invention, the mechanical deicing manner is adopted instead of the traditional manual beating manner. Therefore, the deicing efficiency of the overhead line is improved, while the deicing safety and the deicing reliability of the overhead line are greatly increased at the same time.

The invention discloses a milling cutter. The milling cutter comprises a cutter handle, a cutter body and cutting blades, wherein one end of the cutter body is provided with blade grooves, each cutting blade is fixed in the corresponding blade groove through a fastening screw, and the other end of the cutter body is provided with a positioning end face; and a threaded connecting hole and a positioning hole are sequentially formed in the positioning end face in the axial direction, the threaded connecting hole communicates with the positioning hole, and the cutter handle is provided with a threaded portion which is matched with the threaded connecting hole and a positioning portion which is matched with the positioning hole. The milling cutter has the advantages that the axial length of thecutter can be shortened, the rigidity of the cutter can be improved, and vibration of the cutter can be reduced.

The invention relates to the field of punching platforms, and particularly discloses a punching platform of a numerical control punching machine. The punching platform comprises a punching platform body, a driving structure, a material guiding structure, a winding structure, a guiding structure, an anti-blocking structure and a discharging hopper; and the other end of the material guiding structure is connected to the driving structure used for adjusting the angle of the material guiding structure on the punching platform body. Further, the angle of the material guiding structure is conveniently adjusted through the driving structure, so that the material guiding structure is obliquely arranged, a punched workpiece is conveniently taken away from a punch die in the moving process of a steel belt, the workpiece falls into the discharging hopper from the material guiding structure under the action of gravity and then is discharged from the discharging hopper, therefore, secondary pushing and cleaning of the punched workpiece are avoided, and the punching efficiency and quality are greatly improved; and due to the arrangement of the anti-blocking structure, the steel belt drives the anti-blocking structure to move in the material guiding structure in the moving process, the punched workpiece is effectively prevented from being blocked in the material guiding structure, and the punched workpiece is more convenient and faster to clean.

The invention discloses an anti-dropping device for conveying of wood-plastic plates. A base plate which has a supporting effect is arranged on the bottom surface of a conveying belt assembly and is fixed by a supporting leg rack arranged under the base plate; the width of the base plate is greater than the width of a conveying belt on the conveying belt assembly; adjusting screws in the vertical direction are fixedly connected on the parts, extending out of the conveying belt in width, of two sides of the base plate; an adjusting spring sleeves the bottom end of each adjusting screw; one end of each adjusting spring is fixedly connected to the surface of the base plate; the other end of each adjusting spring is fixedly connected to the bottom surface of a movable block; each movable block is assembled on the corresponding adjusting screw slidably in a clearance manner; a pressing wheel is rotatably arranged on a side wall of each movable block; and the top surface of each movable block is fixedly locked by a locking block arranged on the corresponding adjusting screw. By the technical scheme, the anti-dropping device for conveying of the wood-plastic plates is simple in structure and low in manufacturing cost; the press-fit height of the pressing wheels is adjusted conveniently; and dropping of the wood-plastic plates in a conveying process is avoided effectively.

The invention relates to a double-station pinch roller system for nodular cast iron pipe lining coating. The pinch roller system comprises a nodular cast iron pipe. A tug group; the two tug sets are arranged side by side. The pressing wheel assembly and the connecting plate are located on the upper portion of the tug set; the two groups of pressing wheels are fixed on the connecting plate and are opposite to the upper part of the nodular cast iron pipe positioned on the tug group; the end part of the telescopic end of the linear driving mechanism is connected with the connecting plate, the linear driving mechanism drives the connecting plate to be close to or far away from the towing wheel group, and the connecting plate is utilized to combine the corresponding pressing wheels which are independently arranged originally into one group of linear driving mechanism to complete driving, so that the cooperation of the double-station lining coating pressing wheels is realized.

The invention discloses a pair twister for producing network cables. The pair twister comprises a pair twisting device and a material receiving base, a first support, a second support and a third support are sequentially fixed on the top surface of the material receiving base, the first support is positioned on one side close to the pair twisting device, the first support is coupled with a first guide wheel, a transverse fixing frame and an arc-shaped fixing frame are symmetrically arranged on the two sides of the second support respectively, one end of the transverse fixing frame is fixed to the side face of the second support, the other end of the transverse fixing frame is in shaft connection with the installation shaft, one end of the arc-shaped fixing frame is fixed to the side face of the second support, the other end of the arc-shaped fixing frame is in shaft connection with the installation shaft, the installation shaft is sleeved with a second guide wheel, a material receiving shaft is coupled to the third support, one end of a supporting rod is fixed to the transverse fixing frame, the other end of the supporting rod is fixed to the middle point of the arc-shaped fixing frame, and the second support is provided with a round hole. According to the invention, the defects in the prior art can be improved, and the problem of network cable jumping in the rapid material receiving process of the pair twister is solved.

The utility model relates to the technical field of household appliances, and discloses a fan assembly which comprises a fan blade body. The number of the fan blade bodies is one or more, the two ends, in the axial direction, of each fan blade body are each provided with a connecting face, and under the condition that the multiple fan blade bodies are arranged, the adjacent fan blade bodies are connected through the connecting faces, so that the multiple fan blade bodies form an integrated structure; wherein under the condition that the multiple fan blade bodies and the driving device are assembled, shaft holes are formed in the connecting faces, facing the driving device, of the multiple fan blade bodies, the output end of the driving device is connected with the shaft holes, and mounting shafts are arranged on the connecting faces, back to the driving device, of the multiple fan blade bodies; and the multiple fan blade bodies are assembled through the mounting shaft. According to the fan blade, when the fan blade body is driven, the overall jumping amplitude is reduced, meanwhile, the assembly efficiency is improved, and the production cost is reduced. The utility model further discloses the air conditioner.

The invention discloses a positioning device for the production and processing of a signal tooth flywheel. The positioning device comprises a machine table, a motor is fixedly mounted at the bottom ofthe horizontal end of the machine table, a driving shaft is rotatably connected with the output end of the motor, a storing plate and a supporting plate are fixedly mounted on the outer surface wallof the driving shaft from top to bottom, and a positioning screw rod is fixedly mounted at the top of the storing plate. According to the positioning device for the production and processing of the signal tooth flywheel, the flywheel is placed on the storing plate, initial positioning of the flywheel is achieved by rotating a positioning block, meanwhile, the top of the flywheel is connected withan electromagnetic block on the supporting plate in a propped mode to control the electromagnetic block to be powered on, the electromagnetic block produces magnetic force to absorb the flywheel, themotor drives the storing plate and the supporting plate to rotate synchronously through an output shaft, the magnetic suction block is matched with the storing plate, the supporting surface and the supporting way of the flywheel are increased, the offset of the flywheel is avoided accordingly, and the positioning accuracy of the positioning device for the production and processing of the signal tooth flywheel is improved.

The utility model relates to the technical field of encoders, in particular to a single-bearing type encoder shaft system structure, which is characterized in that a bearing inner ring is sleeved on a main shaft, the lower end of the main shaft is provided with a radial boss, and the radial boss is used for propping against the lower end surface of the bearing inner ring; the main shaft is provided with a thread matched with a locking nut above the radial boss, and the locking nut abuts against and is locked on the upper end face of the bearing inner ring; the rolling body abuts against the main body and the bearing inner ring. The rolling body comprises balls and pin rollers which are arranged alternately. According to the utility model, the bearing and the main body are integrated, and a traditional bearing outer ring is omitted; the design that the balls and the pin rollers are arranged alternately is adopted, a single-row bearing structure is achieved, and axial and radial gaps are effectively eliminated.

The utility model relates to a stable type pultrusion plate polishing device which comprises a first motor, a grinding wheel disc and a lifting table, the first motor and the grinding wheel disc are both located above the lifting table, the grinding wheel disc is installed on the first motor, the axis of the grinding wheel disc is parallel to the vertical direction, a shell of the first motor is fixedly connected with a rotating seat, and the rotating seat is fixedly connected with the lifting table. A rotating seat is arranged below the lifting table, an adjusting assembly is arranged on the rotating seat and used for driving the rotating seat to rotate, the rotating center line of the rotating seat is perpendicular to the axis of the grinding wheel disc, a fixing seat is arranged below the lifting table, a lifting assembly is arranged on the fixing seat, and the lifting assembly is used for achieving lifting of the lifting table. A guide assembly is arranged between the fixed seat and the lifting table; during polishing, the acting force borne by the grinding wheel disc does not need to pass through the first motor in the transmission process, the force arm is shortened, the jumping amplitude of the grinding wheel disc in the polishing process is reduced, and the polishing stability is improved.

The invention belongs to the field of mining hydraulic motors and particularly discloses a crankshaft for a hydraulic cylinder motor with equal distributed angles. The crankshaft for the hydraulic cylinder motor with the equal distributed angles is simple in structure, high in safety coefficient and long in service life, and is capable of converting the linear motion of a hydraulic cylinder to rotating motion. The crankshaft comprises a middle shaft, an output shaft, a tail shaft and first, second and third piston crank connecting devices which are arranged side by side, wherein the second piston crank connecting device is in interference fit with a shaft installing hole in a plywood through the middle shaft, and is fixedly connected with the first and third piston crank connecting device respectively; crank pins of the first, second and third piston crank connecting devices are in 120-degree uniform distribution with the shaft installing hole as the center; the output shaft is fixedly connected with an shaft installing hole in the plywood at the outer side of the first piston crank connecting device and the tail shaft is fixedly connected with a shaft installing hole in the plywood at the outer side of the third piston crank connecting device.

The invention provides a shock absorption type workbench device for machining and a use method of the shock absorption type workbench device for machining. The machine tool comprises a machine tool body, a spindle box arranged on one side of the machine tool body, a guide rail arranged on the machine tool body, a saddle A arranged on the guide rail, a supporting plate arranged on the saddle A and a workbench arranged on the supporting plate. The machine tool body is further provided with a lead screw driving mechanism. A chuck is arranged at the front end of the main shaft, a clamping jaw in sliding fit with the chuck in the radial direction is arranged on the end face of the chuck, and a chuck end face positioning mechanism is further included. According to the working table device, the jumping and vibration amplitude of the chuck in the working process can be remarkably reduced, and therefore the machining precision of a workpiece is improved. The using method has the advantage of being easy to operate, and the jumping amplitude of an existing chuck during working can be reduced through the method.

The invention discloses a petroleum pipeline defect detection system and a control method, which belong to the technical field of detection and include a first pipeline compression device, a second pipeline compression device, an electric control device and an operation terminal. The pipe pressing device and the second pipe pressing device; the operation terminal is connected with the electric control device, and the electric control device is respectively connected with the first pipe pressing device, the second pipe pressing device and the detection module to control the pipeline to be detected at the first A pipeline compression device, a detection module, and a second pipeline compression device perform axial movement; the operation terminal is connected to the detection module to receive the three-dimensional point cloud data of the pipeline body to be detected sent by the detection module, and according to The three-dimensional point cloud data of the pipe body to be inspected is used to detect the three-dimensional appearance defects of the pipe body to be inspected. The tube body detection and loading of the present invention adopts automatic detection to improve the detection efficiency, and at the same time, the motion track of the tube body is corrected before detection to ensure the detection accuracy.

The invention relates to a weight running parcel reverse action eliminating back frame, and discloses a back frame which performs damping offset on movement of the bag body by utilizing the combined action of spiral magnetized stripes and an elastic rope. The back frame is characterized in that: a fixed frame is arranged over a bottom support plate, one ends of two guide rods are respectively arranged on the bottom support plate, the other ends are respectively arranged on the fixed frame, the guide rods are vertically placed, spiral magnetized stripes are arranged on the surface of the guiderods, two guide tubes respectively sleeve on the two guide rods; the spiral magnetized stripes are arranged on the inner walls of the guide tubes, with the magnetism opposite to that of the spiral magnetized stripes on the surface of the guide rods; the spiral magnetized stripes on the inner walls of the guide tubes are intersected with the spiral magnetized stripes on the surface of the guide rods, two limiting rings respectively sleeve on the two guide rods and are respectively located above corresponding guide tubes, fastening screws are arranged on the limiting rings, one ends of two mainbody tubes are respectively arranged at two ends of the bottom support plate, and the other ends respectively penetrate out upwards from the fixed frame.

The invention discloses a double front support structure of a microsaccades stranding machine. The double front support structure of the microsaccades stranding machine comprises a support, a positioning seat, a shaft, a first deep groove ball bearing, a second deep groove ball bearing and a third deep groove ball bearing, wherein the support is of a trapezoid structure; the positioning seat is arranged on the upper end surface of the support; the first deep groove ball bearing is sleeved in the positioning seat; end covers are arranged at two ends of the back surface of the positioning seat;and the second deep groove ball bearing sleeves at the front end of the inner part of the first deep groove ball bearing. The double front support structure of the microsaccades stranding machine provided by the invention has the beneficial effects that when a motor drives a main shaft to rotate through the stranding machine, a flange shaft is driven to rotate through a pin coupler, and the flangeshaft is connected with a fixed shaft through a star-shaped zero backlash coupler, so that the jerking of the main shaft is isolated. The shaft stays still, so that a mold arranged on the shaft is ensured to un-rotate and un-jerk. The stranding quality of the stranding machine is improved.

A double-group shaft coupling rolling device provided by the invention comprises two half-couplings; two bottom surfaces opposite to the two half-couplings are respectively provided with a slotted groove and a slotted boss, which is nested in the groove; two output shafts drive the two fixed half-couplings to rotate reversely with a same velocity; and when the slotted groove of one half-coupling is parallel to a line, which centers of two rollers are on, the slotted groove of the other half-coupling is perpendicular to the line, which centers of two rollers are on. According to the couplings provided by the invention, as no floating block is arranged, a wear problem on a joint of the half-couplings and the slide blocks caused by large centrifugal force due to offset caused by slide blocks can be avoided. Compared with the existing technology of one group provided with a rigid coupling device and a group provided with a floating coupling device, the invention effectively reduces jump amplitude of the floating coupling, so as to ensure the stable operation of the roller.

The invention discloses a cutting machine for furniture production and processing, which comprises a frame, pillars and reinforcing pipes. The lower ends of the front and rear sides of the frame are symmetrically fixed with pillars, a reinforcing pipe is fixed between the two pillars, and a row of positioning pipes is arranged inside the frame. The outer side of the positioning tube is fixed with a supporting roller, the inner cavity of the supporting roller communicates with the lumen of the positioning tube, and the outer side of the supporting roller is evenly distributed with dust-absorbing micro-holes, one end of the positioning tube is closed, and the other end is connected by a rotary joint. The air guide pipe is connected to the reinforcement pipe together, the two ends of the reinforcement pipe are closed, the middle part is connected with the lower air extraction pipe, and the frame is located above the supporting roller to be provided with an upper dust suction mechanism. In the present invention, the upper dust-absorbing mechanism can adjust its own height position, thereby ensuring the dust-absorbing effect on the upper surface of the board; At the same time, the dust microholes use the suction to reduce the beating range of the plate and improve the conveying quality.

The invention discloses a blanking machine for furniture producing and machining. The machine comprises a frame, supporting columns and a reinforcing pipe, wherein the supporting columns are symmetrically fixed at the lower ends of the front and rear sides of the frame, the reinforcing pipe is fixed between the two supporting columns, a row of positioning pipes are arranged in the frame in a penetrating mode, supporting rollers are fixed at the outer sides of the positioning pipes, inner cavities of the supporting rollers communicate with pipe cavities of the positioning pipes, dust sucking micro holes are uniformly distributed on the outer sides of the supporting rollers, one ends of the positioning pipes are closed, the other ends of the positioning pipes are connected with air guiding pipes through rotating joints, the air guiding pipes are jointly connected to the reinforcing pipe, the two ends of the reinforcing pipe are closed, a lower air sucking pipe is connected to the middleof the reinforcing pipe, and an upper dust sucking mechanism is arranged at the position, above the supporting rollers, of the frame. According to the machine, the upper dust sucking mechanism can adjust the self height, so that the dust sucking effect on the upper surface of a plate piece is guaranteed; and the dust sucking micro holes in the surface of the supporting rollers are utilized by a lower dust sucking mechanism to suck dust on the lower surface of the plate piece, and the dust sucking micro holes simultaneously utilize the sucking force to reduce the bouncing amplitude of the platepiece, so that the conveying quality is improved.

The invention discloses a milling cutter. The milling cutter comprises a cutter handle, a cutter body and cutting blades, wherein one end of the cutter body is provided with blade grooves, each cutting blade is fixed in the corresponding blade groove through a fastening screw, and the other end of the cutter body is provided with a positioning end face; and a threaded connecting hole and a positioning hole are sequentially formed in the positioning end face in the axial direction, the threaded connecting hole communicates with the positioning hole, and the cutter handle is provided with a threaded portion which is matched with the threaded connecting hole and a positioning portion which is matched with the positioning hole. The milling cutter has the advantages that the axial length of thecutter can be shortened, the rigidity of the cutter can be improved, and vibration of the cutter can be reduced.

According to the transfer device for nursing of the critically ill pregnant and lying-in women, upward vibration force is converted into upward movement of a sealing piston rod II through a supporting rod, so that a damping spring is compressed for primary damping, meanwhile, hydraulic oil in a liquid storage cavity is extruded, the extruded hydraulic oil is pressed into a hydraulic cylinder I through a hose, and the hydraulic cylinder I and the hydraulic cylinder II are separated; due to the fact that the diameter of the hose is small, damping force is generated, a large amount of heat is released in the flowing process of oil liquid, kinetic energy is converted into heat energy, vibration energy is effectively absorbed and dissipated, a vehicle body rapidly recovers a stable state, and the jumping amplitude and frequency of a bed board under vibration are reduced.

The invention discloses a wood floor tile smash-tightening device for constructional engineering, and relates to the technical field of constructional engineering. The problem that efficiency is low due to manual smash tightening is solved. The wood floor tile smash-tightening device specifically comprises a workbench, a smash-tightening mechanism, an auxiliary mechanism, an adjusting mechanism and a walking mechanism, wherein the smash-tightening mechanism, the auxiliary mechanism, the adjusting mechanism and the walking mechanism are arranged on the outer wall of the workbench, the smash-tightening mechanism comprises a smash-tightening assembly and a driving assembly, and the driving assembly comprises a driving motor, a rotating disc and a sliding rod; and the driving motor is fixedlyinstalled on the outer wall of the top of the workbench through a motor support, the rotating disc is connected to the outer wall of an output shaft of the driving motor through a key, a semi-ring sliding groove is formed in the inner wall of the rotating disc, and a connecting rod is movably connected to the inner wall of the semi-ring sliding groove through a hinge rod. According to the wood floor tile smash-tightening device, by arranging the smash-tightening mechanism, when the drive motor is started, the drive motor can be matched with a spring to enable a vibration rod to reciprocate tohammer a wood floor till the wood floor is smashed to be tight, and the problems that the labor intensity is high and the construction period progress is slow during manual smash tightening are completely solved.

The invention relates to the field of hygienic product equipment, and provides a hot-embossing tool rest device. The hot-embossing tool rest device comprises a tool rest, an upper tool roller assembly, a lower tool roller assembly, a first pushing mechanism, a second pushing mechanism, a first guide rod, a second guide rod, a first spring, a second spring, a first adjusting mechanism and a second adjusting mechanism. The two ends of the upper tool roller assembly are connected with the first adjusting mechanism and the second adjusting mechanism respectively and arranged between a left side plate and a right side plate in the mode of being capable of being adjusted in the vertical direction. The end, on the left side plate, of the upper tool roller assembly is flexibly connected with the left end of the lower tool roller assembly in the vertical direction through the first spring. The end, on the right side plate, of the upper tool roller assembly is flexibly connected with the right end of the lower tool roller assembly in the vertical direction through the second spring. The hot-embossing tool rest device solves the problem that an existing hot-embossing tool rest device is not stable in structure, short in service life and the like.

The invention relates to a core drilling machine water retaining device. The device is characterized in that a drilling machine pedestal is provided with a slide slot (2b), an expansion bolt (5) is arranged in the slide slot (2b), the expansion bolt (5) is in clearance fit with the slide slot (2b), the expansion bolt (5) is connected with a connecting rod (4), the other end of the connecting rod (4) is connected with a semi-circular sleeve (1), and the inner wall of the semi-circular sleeve (1) is in clearance fit with a thin-wall drilling head. The core drilling machine water retaining device reduces the jump amplitude to a certain extent when the thin-wall drilling head just contacts with the surface of concrete, plays a rule in guidance, and blocks splashing cooling water from wetting and staining the work clothes of an operator.

The invention provides a self-adaptive opening ring adjusting device for a pump and belongs to the technical field of machinery. The self-adaptive opening ring adjusting device solves the problems that an existing self-adaptive sealing device for the pump is large in pressure loss, high in requirements on mounting size, low in production efficiency and poor in production quality. The pump comprises a rotating shaft, impellers sleeved on the rotating shaft and guide blades, the guide blades are inserted in opening rings of the impellers, the self-adaptive opening ring adjusting device comprises ejection pieces and adjusting rings which are sequentially sleeved on the opening rings of the impellers, a sealed cavity is formed among each of the ejection pieces, each of the opening rings of the impellers and each of the guide blades, the adjusting rings are arranged in the cavities and closely fit with the opening rings of the impellers, and first openings capable of enabling backflow liquid generated at the positions of the opening rings of the impellers to enter the cavities are formed between the ejection pieces and the opening rings of the impellers. The self-adaptive opening ring adjusting device has the advantages that pressure loss is effectively reduced, efficiency of the pump is increased, requirements on precision of the mounting size are lowered, and manufacturing and mounting are facilitated.