50results about How to "Achieve circumferential fixation" patented technology

The invention discloses a cam profile curve plotting demonstration instrument. The instrument comprises a machine frame, an outer shaft, an inner shaft and a drawing board, wherein the drawing board is arranged on the front side of the machine frame, a cross-shaped support is arranged between the drawing board and the machine frame, a bottom shaft is installed on the lower portion of the machine frame, a bottom shaft gear is installed on the bottom shaft, the outer shaft penetrates through the front side of the machine frame and the cross-shaped support and is connected with the machine frame, an outer shaft gear is installed on the outer shaft and is meshed with the bottom shaft gear, the inner shaft is connected with the outer shaft in a rotary mode, the rear end of the inner shaft is connected with the machine frame, the drawing board is installed at the front end of the inner shaft, a central gear is installed on the portion, between the drawing board and the cross-shaped support, of the inner shaft, a driven part is arranged on the upper portion of the front side of the cross-shaped support, a drawing pen is arranged on the front side of the lower portion of the driven part, a pin is fixed to the lower portion of the driven part, a rack plate is arranged between the driven part and the cross-shaped support, a cam slot is formed in the rack plate, the pin penetrates through the cam groove, and the rack plate is meshed with the central gear. The cam profile curve plotting demonstration instrument not only can be used for demonstrating cam profile curve plotting through the reversal process, but also can be used for demonstrating the movement of an original mechanism before reversal.

The invention discloses textile fabric processing equipment. The textile fabric processing equipment comprises a rack, wherein a bottom plate is fixedly mounted at the bottom of one end of the rack; adriving winding mechanism is arranged at the top of the bottom plate; a material mixing and coating mechanism is arranged at one end, far away from the bottom plate, of the top of the rack; supporting rollers are arranged at two sides of the material mixing and coating mechanism; the supporting rollers are mounted at the inner side of the top of the rack; an ironing mechanism is arranged at the top of the rack; the driving winding mechanism comprises two supporting plates; the two supporting plates are mounted at the top of the bottom plate; a gear disc is arranged at the inner side of the top of each supporting plate; and the middle part of each gear disc is in rotary connection with a driving shaft. According to the textile fabric processing equipment disclosed by the invention, a transverse rod is driven to do continuous reciprocating motion through the sliding of a winding clamping shaft and a vertical sliding groove plate; and the functions of automatically preparing, mixing andcoating are realized and a sufficient ironing function of fabric is also realized, so that the processing efficiency of blank fabric processing is greatly improved.

The invention discloses an automobile generator rotor framework. A first baffle (2) is arranged at one end of a barrel (1), a second baffle (4) is arranged at the other end of the barrel (1), two sets of first holes (7) are formed in the first baffle (2), and each first hole (7) is formed between two adjacent first fan blades (3). Two protruding edges (8) are arranged on the second baffle (4), the two protruding edges (8) are arranged on the same straight line, two sets of second holes (9) are formed in the second baffle (4) and are formed in the two sides of the center connecting line of the two protruding edges (8) respectively, and each second hole (9) is formed between two adjacent second fan blades (5). According to the automobile generator rotor framework, insulation liquid can be completely permeated into the innermost layer of a copper wire, a claw pole, the framework and the copper wire are completely fixed, meanwhile, the framework and the claw pole can be fixed in the circumferential direction, the framework is prevented from shifting or breaking away, and therefore the copper wire is effectively prevented from being broken, and the defect that a generator does not generate electricity is overcome.

The invention relates to a fully automatic winding die for a skeletonless coil winding, which is characterized in that it comprises a mold core cover (1), the core cover (1) is fixedly connected to a fixed plate (4), and the core cover (1) has an inner hole fixed sleeve The mold mandrel (2), the mold mandrel (2) is circumferentially fixed and axially slidable to cover the sliding sleeve (3), and the sliding sleeve (3) is sleeved in the inner hole of the mold core sleeve (1); the sliding sleeve (3 ) and the core cover (1) are provided with a movable plate (5), and a fastening device is provided between the core cover (1) and / or the fixed plate (4) and the movable plate (5); the core cover (1 ) to connect one end of the winding slider (10) to the inner hole of the mold core sleeve (1), and the inner end of the winding slider (10) is extrusion-fitted with the sliding sleeve (3). After adopting the above-mentioned technical scheme, a full-automatic winding machine can be equipped with a plurality of fully-automatic winding molds for coil windings without skeletons, the efficiency is greatly improved, and batch operation can be performed.

The invention relates to the technical field of washing machines, in particular to an inner drainage pipe fixing bracket and a washing machine, and aims at solving the problem of a poor fixing effectwhen a locking belt is adopted for fixing an inner drainage pipe. The provided inner drainage pipe fixing bracket is used for fixing the inner drainage pipe of the washing machine, and comprises a bracket body, wherein a base of the bracket body is detachably connected with a bottom plate of the washing machine, and the top end of the bracket body is provided with a clamping piece; the clamping piece sleeves the inner drainage pipe, and the inner side wall of the clamping piece is also provided with a clamping part used for cooperating with a bulge or groove of the inner drainage pipe.

The invention provides a unit ring combined bump foil type radial air bearing. The unit ring combined bump foil type radial air bearing comprises an outer bearing sleeve and end covers located at the two ends of the outer bearing sleeve, wherein a plurality of unit rings are arranged in the bearing sleeve, a top foil is connected in the unit rings in a clamped and closed mode, and the top foil axially extends into all the unit rings. According to the unit ring combined bump foil type radial air bearing, free combination of the unit rings with different waveforms and widths enables the bearing to realize targeted optimization adjustment of the bearing rigidity and the bearing width so as to meet the requirements of specific working conditions; the unit rings are easy to machine, the process is easy to realize, and installation is convenient; and in addition, the unit rings with the small axial widths are combined, the foil structure inclination rigidity can be reduced, compensation for shaft neck deflection is realized, and the impact resistance of a bearing-rotor system is improved.

The invention relates to an asynchronous motor, in particular to a rotor structure of an asynchronous motor, solves the problem that an existing rotor structure of the asynchronous motor is difficult to assemble under the condition that a rotating shaft is long, and provides a novel rotor structure of the asynchronous motor, which comprises the rotating shaft, a rotor core, a first wedge-shaped key and a second wedge-shaped key, the width of a key groove in the rotor iron core is smaller than that of a key groove in the rotating shaft, the first inclined faces of the two first wedge-shaped keys are tightly attached, and the parts, located in the key groove of the rotor iron core, of the right-angle faces of the two first wedge-shaped keys are tightly attached to the groove walls of the two sides of the key groove of the rotor iron core respectively. The two first wedge-shaped keys are respectively provided with a notch with a third inclined face matched with the second inclined faces of the second wedge-shaped keys, and the right-angle faces of the two second wedge-shaped keys are tightly attached to the groove walls of the two sides of the key groove of the rotating shaft respectively. According to the invention, the circumferential fixation of the rotating shaft and the rotor core is realized by ingeniously adopting the cooperation of the four wedge-shaped keys, and the rotor structure is not limited by the length of the rotating shaft during assembly.

The invention belongs to the technical field of medical auxiliary equipment and particularly relates to an adjustable kneecapping joint supporting tool. The adjustable kneecapping joint supporting tool comprises thigh fixing plates and shank fixing plates, wherein the thigh fixing plates are connected through a hook-and-loop fastener belt, the shank fixing plates are connected through a hook-and-loop fastener belt, an angle adjusting mechanism is arranged between the thigh fixing plates and the shank fixing plates and comprises a first turntable, the first turntable is in rotary connection with a second turntable, a locking structure is arranged between the first turntable and the second turntable and comprises a locking groove formed in the first turntable, and the locking groove is evenly distributed in the peripheral direction of the first turntable. A locking block is arranged on the second turntable, the first turntable and the second turntable are oppositely and peripherally fixed when the locking block is inserted into the locking groove, the first turntable is fixedly connected with the thigh fixing plates, and the second turntable is fixedly connected with the shank fixing plates. The adjustable kneecapping joint supporting tool has the advantages of being adjustable in angle and high in flexibility.

The invention relates to a stepless telescopic mechanism and a stepless telescopic screwdriver. Firstly, a containing cavity is formed in a connecting rod and a connecting handle is arranged in the containing cavity so as to form the telescopic mechanism, the connecting handle is arranged in different depth of the containing cavity, so that the overall length adjustment can be realized; secondly,a self-locking body and a self-locking part are arranged, the self-locking body is arranged between the self-locking part and the connecting handle, an inclined abutting surface is arranged on the self-locking body, so that the single-direction pulling can be realized, and meanwhile, in the direction opposite to the pulling direction, the self-locking body is driven by the friction force of the connecting handle, the self-locking body abuts against the inclined and narrowed abutting surface, the reverse self-locking is realized, so that a single-direction locking action force is provided.

Disclosed is a tool profiling control system. The tool profiling control system comprises a tool profiling device and a control processor (8). The tool profiling device comprises a tool (1) and a profiling column (2), wherein the profiling column (2) is integrally in a cylindrical shape, and both ends of the cylindrical shaped are provided with an upper plug (27) and a lower plug (28); a middle profiling unit is formed between the upper plug (27) and the lower plug (28) and circumferentially and uniformly provided with four longitudinal profiling grooves (21, 22, 23 and 24) which are connected with the connecting end (11) of the tool (1); at least one of the four longitudinal profiling grooves is a return groove (22), the profiling contour of the return groove (22) is of a flat type, the other profiling grooves are curved grooves and are used for performing feeding control on the tool (1), and meanwhile, the curved grooves are different in curved surface shape.