31results about How to "Compression Adjustment" patented technology

The invention provides a pressure-adjustable floating abrasive belt grinding device with a feedback. The upper part of a supporting plate is provided with a driving wheel and a cylinder; the piston rod of the cylinder faces downwards vertically and is connected with a fine-adjustment sliding plate by a guide column; the bottom end of the fine-adjustment sliding plate is provided with a contact wheel which is connected with the driving wheel by an abrasive belt which coils an idler wheel; a guide column is movably sheathed by a spring which is in a normal-compression state; the position of the upper end of the spring is limited by a nut which is fixed on a guide column; the position of the lower end of the spring is limited by a baffle which is fixed on the supporting plate; furthermore, the guide column passes through the baffle. The grinding device eliminates the effects of the self-gravity of the grinding head during the grinding process by an added spring mechanism, controls the grinding pressure of the contact wheel within an allowable error range, keeps constant pressure, thus effectively improving the processing precision of complex curved surfaces such as steam engine vanes; furthermore, the grinding device ensures the quality of the profile of the workpiece, and has the advantages of smart concept, simple structure, easy execution, low reconstruction cost, good consistency of product, wide applicable range, and the like.

The invention discloses a printing device for fabric weaving, which comprises a base, a vertical bar is welded on one side of the top of the base, a horizontal bar is welded on the top of the vertical bar, and a printing table is also welded on the top of the base. A push rod motor is fixedly installed at the bottom of the cross bar, and a push plate is welded on the output shaft of the push rod motor, and two symmetrically arranged sliding holes are opened on the push plate, and a slide rod is slidably installed in the slide hole, The bottom ends of the two slide bars are welded with the same fixed plate, the fixed plate is located below the push plate, and the bottom of the fixed plate is fixedly equipped with a printing mold, and the printed mold is located above the printing table. The invention is simple in structure, easy to operate, easy to buffer the pressure between the printing mold and the fabric, prevents the printing mold and fabric from being damaged by excessive pressure, and is convenient to adjust the compression degree of the spring and the auxiliary spring, which is convenient for the printing mold. usage of.

The invention discloses a detection device on a production line of an electric energy meter, and the device comprises an electric energy meter conveying platform. The electric energy meter conveying platform is provided with a conveying belt, and the top of the conveying belt is provided with a plurality of electric energy meter bodies. The bottom of one side of the electric energy meter conveying platform is welded with an installation platform, and the top of the installation platform is provided with two symmetric installation holes. The interior of each installation hole is provided with a supporting column, and the tops of the two supporting columns extend to a position above the installation platform, and are welded with the same fixed board. The top of the fixed board is fixedly provided with a detection device body. The interior of each installation hole is provided with a damping adjustment mechanism, and the damping adjustment mechanisms cooperate with the supporting columns. The device is high in practicality, facilitates the adjustment of the compression degree of a first spring and a second spring, achieves the better damping of the detection device body, prolongs the service life of the detection device body, and facilitates the replacement of the first spring and the second spring.

The present invention relates to a metal tube ring gasket seal. It includes a ring metal tube and a flexible seal filling material which can be filled into the internal cavity of said metal tube. Its manufacture method includes the following steps: (1), filling the flexible seal filling material into the internal cavity of metal tube; (2), bending and making the metal tube whose internal cavity is fitted up with the flexible seal filling material into the form of ring; and (3), butt-welding two end noses of said ring-shaped metal tube so as to obtain the invented ring gasket seal.

The invention discloses a punching and hole flanging one-time forming die structure and a forming method, and belongs to the technical field of machining. The punching and hole flanging one-time forming die structure comprises a workbench, a plate is arranged at the upper side of the workbench, the four corners of the plate are each provided with a pressing assembly, and the two sides of the plate are each provided with an arch-shaped frame; and longitudinal moving assemblies are arranged between the two arch-shaped frames and the workbench, a transverse moving assembly is arranged between the two arch-shaped frames, a mounting frame is arranged on the transverse moving assembly, a punching and flanging mechanism is arranged on the mounting frame, a punching and flanging die is arranged at the upper side of the plate and arranged on the punching and flanging mechanism, the output end of a servo motor drives a disc to rotate, an ejector rod impacts a pressing rod downwards and drives the punching and flanging die to move, the punching and flanging die makes contact with the plate to achieve punching and hole flanging forming, the position of the punching and flanging die is flexibly changed, and a worker can conveniently machine the plate.

The invention relates to a compressor with variable compression amount. The compressor comprises a rack, a driving arm, a driving wheel, a first linear driving mechanism, a cylinder body, a piston and a piston rod, wherein the closed end of the cylinder body is also provided with an auxiliary piston, the auxiliary piston is connected with a supporting rod, the supporting rod is connected with the first linear driving mechanism through an opening, the auxiliary piston moves in the cylinder body under the driving of the first linear driving mechanism, the driving arm comprises a connecting rod A, a connecting rod B and a second linear driving mechanism, and the driving wheel and the driving arm are both connected with a main rotating shaft in a rotating manner. The compression amount of the compressor is changed in a manner that the included angle of the connecting rod A and the connecting rod B and the volume of the cylinder body are changed by the second linear driving mechanism. Thus, the volume of the compressing cylinder and the moving stroke of the piston are changed through two groups of linear driving mechanisms, and the compression amount of the compressor is adjusted through changing the two parameters, so that the structure is simple and stable.

The invention relates to the technical field of post-cast strip supporting, in particular to a post-cast strip turnover large-diameter steel pipe supporting device and a using method thereof.The supporting device comprises a post-cast strip assembly, a jacking and a supporting assembly.The supporting device has the beneficial effects that through cooperation of an inner column, an outer ring and an extension column, the height of the jacking is adjusted; the height adaptability of the supporting device is enhanced, and the supporting bolts, the positioning holes and the adjusting holes correspond to one another, so that the height is fixed; the supporting area is increased and the width of the post-cast strip is adapted through the cooperation of the extending plate, the inserting block and the inclined strut, meanwhile, the compression amount of the spring is adjusted under the rotation of the threaded sleeve through the sleeving connection among the threaded sleeve, the pressing block and the buffering cross beam, so that the toughness of the buffering support is actually adjusted according to the pressure bearing condition of the free end of the top plate, and the service life of the buffering support is prolonged. And the protection on the free end part of the top plate is improved.

The invention discloses a slidable transverse bridge direction compression self-resetting damper which comprises a stress piece, a piston rod, spring assemblies, a left end cover, a cylinder body, a piston, a right end cover and a one-way valve. The left end cover and the right end cover block the left end and the right end of the cylinder body correspondingly, so that the left end cover, the right end cover and the cylinder body define closed space used for containing a damping medium. The piston is arranged in the cylinder body in a sealing and sliding manner and divides the closed space into a left chamber and a right chamber. The piston is provided with a damping hole used for communicating the left chamber with the right chamber and the one-way valve. The damping medium can flow from the left chamber to the right chamber through the one-way valve. The piston rod is arranged on the left end cover and the right end cover in the axis direction of the cylinder body in a sealed and sliding manner. The middle of the piston rod is connected with the piston so as to achieve synchronous movement of the piston and the piston rod. The left end of the piston rod is connected with the stress piece. The multiple spring assemblies are evenly distributed between the stress piece and the cylinder body in the circumferential direction. The slidable transverse bridge direction compression self-resetting damper achieves one-way damping and can also achieve self resetting.

The invention discloses a self-adjusting spring making machine which includes a worktable. A through slot is formed in the middle position of the worktable, a supporting plate is arranged on one sideof the upper end of the worktable, a supporting post is arranged at the bottom end of the supporting plate, and the supporting post is fixed to the upper end of the worktable. According to the self-adjusting spring making machine, a testing mechanism is designed, wherein the specifications of fastening rings are different, sleeving of different specifications of springs is facilitated, the two ends of the springs sleeve the symmetrically distributed fastening rings correspondingly, the springs can be compressed by driving a first motor to achieve testing, the first motor is driven, an eccentric wheel rotates to drive a receiving seat to reciprocate, and the compression degree of the springs can be adjusted; and meanwhile, a first drive mechanism and a second drive mechanism are designed, acylinder and a second motor are included, so that a partition plate pushes the springs sleeving the fastening rings, the springs and the fastening rings are disengaged, the springs fall into the through groove, and the collection is convenient.

The invention relates to a mechanical clamping technical field, and in particular relates to a novel fixture. The novel fixture comprises a pedestal, a press device is formed at one side of the pedestal, the press device comprises a bracket, which is opened with a vertical through hole, a lifting rod is formed in the through hole and connected with a press plate; one end of the press plate extends out the pedestal; the press plate extending out the pedestal is provided with a detection device; the detection device comprises an infrared ray radiator mounted at the top surface of the press plate, a hook-shaped bracket connected with the pedestal in a detachable mode, and an infrared ray receiver arranged on the feed end of the hook-shaped bracket; the infrared ray receiver is corresponding to the infrared ray radiator; the infrared ray receiver is electrically connected with an alarm; the novel fixture can clamp the workpiece automatically and measure and detect the height of the workpiece automatically.