73results about How to "Won't relax" patented technology

The invention provides an external cylindrical superfinishing machine. The machine comprises a frame, a workbench and an abrasive belt, wherein a transverse guide rail, a transverse sliding table, a transverse motion driving mechanism, a longitudinal guide rail, a longitudinal sliding table and a longitudinal motion driving mechanism; a headstock, a headstock center and a rotary driving mechanism are arranged on one side of the transverse sliding table; a tailstock, a sleeve, a tailstock center and a center adjustment mechanism are arranged on the other side of the transverse sliding table; an abrasive belt rack, an abrasive belt driving shaft, an abrasive belt driven shaft, an abrasive belt motor, a rolling abrasive belt wheel, a releasing abrasive belt wheel, a polishing wheel, a polishing wheel rack and a polishing motor are arranged on the transverse sliding table; one end of the abrasive belt winds the releasing belt wheel, and the other end of the abrasive belt moves around the polishing wheel and is fixedly arranged on the releasing abrasive belt wheel. The external cylindrical superfinishing machine has the beneficial effects of simple and compact structure, convenience in operation, integral operation stability and reliability and high processing accuracy, and cannot cause scrap of axial parts.

The invention relates to a film coating machine, in particular to a two-sided automatic plate-alignment film coating machine, which is provided with a basic cloth delivery-furl mechanism, a first basic material delivery-furl mechanism, a first composite mechanism, a second basic material delivery-furl mechanism, a second composite mechanism, a first color mark sensor, a second color mark sensor, a processor, a servo controller, and a servo motor; the second basic material delivery-furl mechanism is provided with a second basic material delivery-furl shaft, a second pressing roll, and a second basic material guiding roll which are driven by a second basic material delivery-furl motor; the servo motor drives the second basic material guiding roll; the processor is connected with the servo controller; and the servo controller is connected with the servo motor. The film coating machine has the automatic plate-alignment function of two-sided design, and the delivery-furl composite speed is rapid, the productivity effect is high, even though the basic material adopts an OPP film with very thin thickness, the highest delivery-furl composite speed of the OPP film can reach 80 meters per minute, the relative displacement of the color mark combined on the OPP films of the two sides of the same plastic braided cloth can be controlled within 3 mm.

In a process of knitting a fabric during which at least a part of loops in the flechage knitting region are transferred between the front and back needle beds to move the loops laterally, loops in a stitch move region which are moved laterally whenever an adequate number of courses of the flechage knitting region are knitted are transferred to an opposite needle bed and then the front and back needle beds are moved relative to each other. Then, loops of wale which are put in the rest state in a process of the flechage knitting are held on the needle bed opposite to the needle bed on which loops of a next course are formed in a sequent flechage knitting until the stitch move is completed. Only the loops of the wale in which the loops of the next course are formed in the sequent knitting are transferred back to their originally retained needle bed prior to the forming of the loops of the next course. This knitting is repeatedly performed. This can allow the knitting of the region where the flechage knitting and the stitch move are performed concurrently without incurring problems such as stitch drop, yarn breakage, and the like.

The invention relates to a method for manufacturing printed screens used in screen printing machine, including: fixing and positioning a screen frame (2) provided with filter screen (4a) or screen frame (2) which will be provided with filter screen (4a) in the next step, where position and state of the frame are detected. The filter screen (4a) of the frame is mechanically tensioned, and forces exerted on the screen are detected. The detected forces are stored as force data in a memory device (10), which is attached to the frame. The frame is removed from the accommodating device. The invention also relates to a method of using the printed screens used in screen printing machine, a device for manufacturing or using the printed screen, a screen frame and a screen printing machine.

The present invention relates to a drive system and an interconnection unit for an all wheel drive vehicle (1), said drive system comprising a power take-off unit, a propshaft (8) and a rear drive module (9), said power take-off unit (6) being adapted to be attached to a vehicle's powertrain, and said propshaft (8) being adapted to transmit drive to the rear drive module (9), wherein the propshaft (8) and the power take-off unit (6) are connected by a joint for transmitting drive force from the power take-off unit (6) to the propshaft, wherein said joint between said power take-off unit (6) and said propshaft (8) comprises a female-male engagement, wherein the female (12) and male (11) engagement portions are non-rotatable in relation to each other when said joint is engaged.

The invention discloses a pipe winding machine for a condenser coil pipe. The pipe winding machine for the condenser coil pipe comprises a bottom plate, wherein two supporting plates are welded to thetop of the bottom plate; a winding roller is rotatably installed between the two supporting plates; limiting plates sleeve two ends of the winding roller; the limiting plates are fixedly connected with the winding roller; a first bidirectional motor and a second bidirectional motor are fixedly installed on the bottom plate; an output shaft of the first bidirectional motor is fixedly connected with the winding roller; and two horizontally arranged guide rods are fixedly installed between the two supporting plates. A screw rod is rotatably installed between the two supporting plates, a moving plate is slidably installed on the guide rod, the moving plate is in threaded connection with the screw rod, an output shaft of the second bidirectional motor is fixedly connected with the screw rod, and the top of the moving plate is separately welded to a first side plate and a second side plate. According to the pipe winding machine for the condenser coil pipe, the uniform winding of a pipe is ensured, and meanwhile, the pipe is in a tight state in the winding process through a clamping mechanism, so that relaxation cannot occur, the pipe winding effect is good, the use is convenient, and the popularization is easy.

The invention discloses an assembling and support constructing method for wheel discs of sky wheels without axles. The assembling and support constructing method includes steps of (1), respectively mounting two rows of lattice column bearing supports on the left side and the right side of each location where the corresponding sky wheel is about to be mounted; (2), mounting bottom constraint frames; (3), starting to mount the lower half portions of the wheel discs of the sky wheels on first all-round scaffold operation platforms, to be more specific, starting to mount the lower half portions of the wheel discs of the sky wheels from the bottom constraint frames, then symmetrically gradually extensively mounting the lower half portions of the wheel discs of the sky wheels until the lower half portions of the wheel discs reach positions for main leg of the lower portions of the wheel discs of the sky wheels, and mounting the main legs of the lower portions of the wheel discs of the sky wheels; (4), mounting lifting platforms on each two corresponding rows of lattice column bearing supports, continuously lifting the operation platforms to assemble the wheel discs of the sky wheels until more than halves of the wheel discs of the sky wheels are assembled, and symmetrically mounting six prestressed tension cables at two ends of each wheel disc of the sky wheel to carry out tension construction. The assembling and support constructing method has the advantage that structural stress and deformation requirements can be met by prestress distribution.

The invention discloses a pallet cargo packaging device. The pallet cargo packaging device comprises a screen cloth component, an insert buckle component, a mounting component and a catch device and further comprises a storage device, the screen cloth component comprises a cloth piece and a screen piece connected with the right side of the cloth piece, the insert buckle component comprises an insert buckle, an insert box, a movable shaft, an insert buckle torsion spring, a button, a steel wire rope of the insert buckle and a steel wire rope chuck, the mounting component comprises a mounting rod and a connecting handle, the catch device comprises a plastic pipe with teeth, a switch component, a rubber band, a metal transverse plate, a round pin, a plastic standing leg gasket and a corrugated plastic piece, and the storage device comprises a wire storage box and a steel wire rope of the storage device. The pallet cargo packaging device can restrain all the cargoes in a package, the packaging, package unloading and package storage and arrangement are easy to perform and capable of being finished by one person, the person only needs to go around the pallet, the manpower investment and operation workload are reduced, and the packaging is stable.

The invention discloses a take-up device for electric power. The take-up device comprises a base, wherein supporting frames are fixedly mounted on two sides of the base; a wire roller assembly is arranged between the two supporting frames; a take-up adjusting assembly is arranged on the base; the take-up adjusting assembly comprises slide blocks, a mounting plate, a roller and fixed plates; the two slide blocks are arranged on the base, and each of the two slide blocks is provided with a wire hole; the mounting plate is fixedly mounted above the slide blocks; the two fixed plates are symmetrically arranged at the lower end of the mounting plate; each fixed plate comprises a sleeve rod, a sleeve and a connecting spring; the sleeves are fixedly mounted on the mounting plate; each sleeve rodis movably arranged in the corresponding sleeve in a sleeving manner, and each connecting spring is arranged between the corresponding sleeve rod and the corresponding sleeve; the roller is rotatablymounted between the two sleeve rods; through arrangement of the take-up adjusting assembly, an electric wire on the wire roller assembly penetrates through the wire holes of the two slide blocks in atake-up process; and under the action of the connecting springs, the roller abuts against the electric wire all the time, so that the electric wire released from the wire holes is not loosened all thetime and is prevented from being knotted.

The invention relates to an unreeling machine, in particular to a constant-tension unreeling machine. The constant-tension unreeling machine comprises a rack and a motor reducing gear; unreeling shafts are arranged at the two ends of the rack; chain wheels are arranged on the unreeling shafts; a clamping roller is arranged between the unreeling shafts; the unreeling shafts is connected with the motor reducing gear in a transmission way through chains; a transfer roller group is arranged at the position of a base of the rack; a vector frequency converter is arranged on the motor reducing gear; and a pressure sensor is arranged on one transfer roller in the transfer roller group. The unreeling machine solves the technical problem that the conventional unreeling machine cannot conveniently and effectively maintain a constant tension in an unreeling process, controls the linear velocity of materials when unreeling by arranging the vector frequency converter on the motor reducing gear to make the material unreeling linear velocity constant, and ensures the constant tension of the unreeling machine when unreeling.

The invention discloses a calendering device for producing table cloth in the technical field of table cloth calendering. The device comprises a calendering base; an oil pump is arranged on the innerwall of the bottom of the calendering base; two oil guide pipes are respectively arranged at the left end and the right end of the oil pump; the oil guide pipes pass through the calendering base and are connected with hydraulic cylinders; the two sets of hydraulic cylinders are respectively positioned on the outer walls of the left side and the right side of the calendering base; two sets of piston rods are respectively arranged on the tops of the hydraulic cylinders; push blocks are respectively arranged on the tops of the piston rods; support plates are respectively arranged on the tops of the push blocks; a press roller I is arranged on the outer wall of a rotating shaft; the top of each support plate is provided with a running axis by means of a bearing; a press roller II is arranged on the outer walls of the running axes; a driving V-belt wheel is positioned on the outer wall of a motor shaft, the motor shaft is positioned at the right end of a rotating motor, and the motor shaftis connected with the left end of the rotating shaft by means of a coupling. The device is simple to operate, and can adjust the gap between the press rollers by operating the oil pump; a V belt and the V-belt wheel are matched with a locking swivel plate, so that the motion is enabled to be stable.

A method of preventing the graphite electrode connection part joints used in electric furnace steelmaking from relaxing. The method infuses asphalt in the graphite joints blank before processing into products. The best way of infusing is to process the graphite joints blank into the double-cone approximate to the shape of the joints in advance, then infuses. But if infusing the blank which is not processed in advance is also able to achieve the effect. The method directly processes the blank into electrode joints after infusing. The joints and the electrode are given to the users in matching. Adopting the invention is able to lead the electrode to not relax when used by the users, and the electrode consumption is reduced by 3-5%.

The invention provides a transition method between a polar plate and a copper conducting beam. A conducting cross beam is provided and is fixed to the upper end of the polar plate, and a mold is also provided in the method. The copper conducting beam is adjacent to one section of the conducting cross beam, the conducting cross beam is adjacent to one section of copper conducting beam, one part of the polar plate connected with the conducting cross beam adjacent to the section of the copper conducting beam and an area of the polar plate adjacent to the part are horizontally placed in a reaction chamber of the mold and are welded together by using an exothermic welding method. A welding flux of exothermic welding contains copper oxide. Because the technical scheme of the invention is adopted, the copper conducting beam, the conducting cross beam and the polar plate are fused and welded at a time, so that the connecting molecular structure of the transition joint is reconstructed, and the integrity of the transition joint is reached.

The invention discloses an equal-distance molding press. The equal-distance molding press comprises a mounting plate and a bottom plate. An unwinding roller and a winding roller are arranged on the mounting plate. A first driving mechanism for driving the unwinding roller to rotate and a second driving mechanism for driving the winding roller to rotate are arranged on the unwinding roller and the winding roller correspondingly. A moving roller is further arranged on the mounting plate. The moving roller is connected to a connecting rod in a rolling mode. The connecting rod is hinged to the bottom plate. A coiled film on the unwinding roller passes the bottom of the moving roller and goes into the winding roller. The moving roller makes contact with the coiled film all the time. A first proximity switch and a second proximity switch are further arranged on the mounting plate. The first proximity switch is located above the second proximity switch. Through the scheme, equal-distance conveying during winding and unwinding can be realized; the function of quantitative unwinding in the unwinding process can be achieved as well; meanwhile, it can be guaranteed that the coiled film is tensioned and cannot get loosened in the unwinding and winding process.

The invention discloses a synchronous belt transmission vibration reduction system of an unmanned helicopter. The system is arranged between an output shaft of an engine and a rotor shaft and comprises an input connecting seat and an output connecting seat, wherein the input connecting seat is fixedly connected with the output shaft of the engine and connected with the output connecting seat through a flexible body, the output connecting seat is fixedly connected with an output wheel, and the output wheel is connected with an input wheel on the rotor shaft through a belt. The vibration reduction system can overcome vibration caused by belt tension in the acceleration and deceleration process, is not limited by the direct transmission layout form, and is suitable for various transmission modes and good in using effect.

The invention relates to a winch, in particular to a self-adaptive buffering device for a mooring rope, which is used for buffering and compensating the mooring rope of the traction winch and is particularly suitable for a universal winch. The winch is characterized by comprising a supporting holder, a sliding frame is arranged on one side of the supporting holder, and a horizontally arranged supporting cylinder is arranged between the wheel sliding frame and the supporting holder. Pulleys which are horizontally arranged are arranged on the wheel sliding frame, and the pulleys and the wheel sliding frames are matched in a rotating mode. According to the buffer device, the working efficiency of the winch using the buffering device is high, and the cable breaking phenomenon does not occur.

The invention discloses a trolley for laying surface network cables, which includes a handle, a connecting rod, a first winding stake, a front wheel, and a rear wheel. The connecting rod includes a main rod and an auxiliary rod, and a handle is arranged on the top of the main rod. The bottom of the main rod is provided with a front wheel, one end of the auxiliary rod is connected to the main rod, the other end is connected to the rear wheel, and the first winding pile is arranged on the main rod, the first winding pile is parallel to the horizontal plane, and the front wheel and the The rear wheel connection line is perpendicular to the first winding pile, and a vertical extension rod is arranged on the connecting rod between the front wheel and the rear wheel, the vertical extension rod is vertical to the horizontal plane, and a line pressing plate is arranged at the bottom of the vertical extension rod; The bottom of the front wheel, the bottom of the rear wheel and the bottom of the line pressing plate are on the same horizontal plane. The invention hangs the network cable to be embedded on the first winding pile, which is labor-saving and convenient; the cable pressing plate is manually driven to embed the network cable in the pipeline, which is convenient and simple, not only improves the efficiency but also reduces the burden on workers.

The invention discloses a full-automatic window cleaner suitable for multiple sizes and belongs to the field of window cleaners. According to the full-automatic window cleaner suitable for the multiple sizes, a telescopic mechanism stretches out and draws back till an edge of the telescopic mechanism abuts against an edge of a window, so the full-automatic window cleaner is suitable for cleaning windows of various sizes, and adaptability is wide; on the other hand, up-down scrubbing of a scrubbing plate is achieved through cooperation of a locking mechanism and a steel wire; and the locking mechanism can prevent the steel wire from extending when the telescopic mechanism reaches a preset position, so the steel wire cannot be loosened in the running process. The device is small in size, small in occupied space and capable of being unfolded only in use. When in use, the automatic window cleaning device is fixed on glass to realize automatic window cleaning, is suitable for windows with different sizes in families, can directly and efficiently clean outdoor glass surfaces, and has small potential safety hazards.

The invention relates to the field of automatic film winding, in particular to a safe film interrupting mechanism. The safe film interrupting mechanism is rotatably arranged on a winding machine and comprises a support, a mounting base arranged on the support, a first guide roller mechanism arranged in the middle of the mounting base, an ironing mechanism arranged on the mounting base and located on one side of the first guide roller mechanism, and a cutting mechanism arranged on the side, away from the ironing mechanism, of the mounting base. The cutting mechanism comprises a cutting knife and a cutting driving device which is arranged on the mounting base and is used for driving the cutting knife to move up and down. The ironing mechanism comprises an ironing cylinder arranged on the mounting base, a supporting plate arranged on a piston rod of the ironing cylinder and an ironing plate arranged on the supporting plate. The technical problem that when an existing winding film machine adopts an electric heating component to achieve winding film breaking, fire potential safety hazards are prone to being generated is solved. The invention also provides a film interrupting method.