23results about How to "Moderate tension" patented technology

The utility model discloses an adjusting device and three-dimensional printing equipment, which mainly applies external force to a rotating wheel assembly by arranging a force applying piece, so that the external force applied to a transmission belt by the rotating wheel assembly is within a preset range, the tensioning degree of the transmission belt is moderate, and the transmission performance is ensured. According to the main technical scheme of the utility model, the adjusting device comprises a fixing piece and a fixing piece, wherein the fixing piece is fixed with the position of a main body of the three-dimensional printing equipment; the rotating wheel assembly is used for being connected with a transmission belt; the force applying piece is connected with the fixing piece and the rotating wheel assembly, and the force applying piece is used for applying external force to the rotating wheel assembly; and the fastening piece is used for being connected with the fixing piece and the rotating wheel assembly and used for locking the relative position of the fixing piece and the rotating wheel assembly. The tensioning device is mainly used for tensioning the transmission belt.

The invention relates to the technical field of riveting equipment, and discloses automatic wiring harness riveting equipment for assembling an automobile ABS wheel speed sensor, which comprises a rack, a wire box assembly is arranged at the rear end of the top side of the rack, and a wiring harness feeding mechanism is arranged on the top side of the rack or the front side of the wire box assembly; the top side and the left side of the wire box assembly are fixedly connected with framework feeding assemblies, and each framework feeding assembly comprises a material box, a second rotating motor, a rotating disc, a spiral frame and a feeding groove. The framework feeding assembly drives a rotating disc and a spiral frame through a second rotating motor, a framework is automatically conveyed to a feeding groove from a material box, automatic feeding of the framework is achieved, a first rotating motor in the wire harness feeding mechanism is matched with a wire shaft, automatic discharging of wire harnesses is achieved, the time of manual operation is shortened, the labor intensity of manual operation is reduced, and the production efficiency is improved. And the vertical air cylinder in the riveting mechanism can rapidly push the upper riveting die to be matched with the lower riveting die, and rapid riveting of the wire harness and the framework is achieved.

The utility model discloses a textile fabric electrostatic dust collection device which comprises a supporting frame, the supporting frame is installed on external equipment, a pressing mechanism is arranged on the supporting frame, the pressing mechanism comprises a transmission mechanism, a rotating shaft, a pressing frame, a pressing roller, a fixing sleeve, a positioning rod, a positioning sleeve, a clamping mechanism, a pressure spring and a limiting rod, the transmission mechanism is installed on the supporting frame, and the rotating shaft is installed on the supporting frame. One end of the rotating shaft is fixedly installed on the pressing frame, the other end of the rotating shaft is rotationally connected to the supporting frame, the pressing roller is rotationally connected to the pressing frame, the pressing roller is pressed on the cloth, the pressing mechanism can effectively and tightly press the cloth to the static roller, and therefore good contact between the surface of the cloth and static equipment is guaranteed. Through cooperative use of the rotating shaft, the pressing frame, the pressing roller and related positioning and fixing devices, the mechanism allows cloth to be kept flat and stable when passing through the electrified plate and the dust collection plate, so that dust on the cloth can be more effectively subjected to electrified treatment and subsequent adsorption, and maximization of the cleaning effect is ensured.

This utility model relates to the field of peak serve training technology and discloses a peak serve training net, including a base, fixing tubes, fiberglass assembly, and a net. The fixing tubes include front fixing tube A, front fixing tube B, rear fixing tube C, and rear fixing tube D, which are respectively inserted into the four corners of the base and fixed with pins. The fiberglass assembly is inserted into the fiberglass fixing tubes at the outer top of the front fixing tube A, front fixing tube B, rear fixing tube C, and rear fixing tube D, respectively, and the net is hung on the top of the fiberglass assembly. This utility model has a stable and portable structure. The fixing tubes are connected to the base by pins, and the U-shaped ground plug is fixed to the ground. It is wind-resistant and anti-tipping. When folded, it is compact and suitable for fast serve in various scenarios. The serve angle can be adjusted flexibly and accurately.

The invention relates to the technical field of PE pipeline production instruments, in particular to a PE pipeline film covering device with a pretreatment function and good fitness. The machine body is composed of a bottom plate and an arched table; the conical barrel is connected to an opening in the front end of the machine body; the assembling seat is arranged on a bottom plate of the machine body; the cleaning part is arranged at the top of the machine body; and the film covering part is arranged on the gear ring. Through the arrangement of the cleaning part and the film covering part, firstly, a liquid conveying pump is used for conveying a cleaning agent to an injection pipe, efficient flushing is conducted on a pipeline, impurities and dirt on the surface are thoroughly removed, a clean surface is provided for film covering operation, and pretreatment operation of the pipeline is achieved; according to the film laminating machine, a proper distance is kept between a film material and a pipeline through synchronous adjustment of a first connecting rod and a second connecting rod, proper tension in the film laminating process is ensured, then air bubbles are effectively discharged through a pressing roller, adhesion of the film material and the pipeline is enhanced through heating of an electric heating roller, and the attaching degree between the pipeline and the film material is greatly improved.

The utility model relates to the technical field of drafting machines, and discloses an automatic drafting machine rapid yarn feeding mechanism which comprises a support, a height adjusting assembly is installed at the top of the support, a tension self-adaption assembly is installed at the bottom of the height adjusting assembly, the tension self-adaption assembly comprises a cylindrical rod, and the top of the cylindrical rod is fixedly connected with a cylindrical block. A first spring is arranged on the outer side of the cylindrical rod, a fixing frame is fixedly connected to the bottom of the cylindrical rod, a guide ring assembly is installed on the inner side of the fixing frame and comprises a fixing plate fixedly connected to the inner side of the fixing frame, the outer side of the fixing plate is slidably sleeved with a sliding assembly, and a fixing ring is installed at the bottom of the sliding assembly; by arranging the height adjusting assembly and the tension self-adaption assembly, the height of the guide ring assembly can be adjusted through the height adjusting assembly according to different types of yarns, self-adaption to tension changes in the yarn conveying process can be achieved, and the proper tension is kept in the yarn conveying process.

The utility model relates to the field of belt pressing devices, and discloses a bucket wheel tripper car belt pressing device which comprises a frame, an installation frame is fixedly connected to the upper end face of the frame, a transmission structure is fixedly arranged at the edge position of one side of the installation frame and comprises a transmission motor, and the output end of the transmission motor is fixedly connected with a driving wheel. The outer surface of the driving wheel is in meshed connection with a transmission chain, the other side of the inner surface of the transmission chain is in meshed connection with a transmission wheel, a connecting shaft is clamped to the center of the transmission wheel, and a pressing structure is in bolted connection with the center of the lower end face of the mounting frame and comprises a fixing frame. A mounting base is fixedly arranged at the edge of the upper end face of the fixing frame. According to the utility model, hydraulic oil in the hydraulic cylinder is controlled, and the hydraulic rod slides in the hydraulic cylinder, so that the connecting seat, the connecting rod, the connecting rod and other parts are driven to move, and the pressing force on a target part is adjusted by the pressing barrel on the mounting shaft.

The invention discloses a motor stator coil winding clamping device, which relates to the technical field of motor stator winding, and comprises a winding machine body, wherein an operating table is installed on the front side of the winding machine body, a control base is installed on the upper surface of the operating table, a coil assembly is installed above the control base, a symmetrical winding mechanism is arranged above the operating table, and a tension balancing mechanism is arranged inside the operating table, which dynamically adjusts the winding height of the stator module synchronously, that is, the stator module is synchronously raised when it approaches a winding turntable, and is synchronously lowered when it is away from the turntable. This winding method ensures that the copper wire can always remain in a taut state during output, and effectively avoids tension fluctuations caused by changes in the copper wire's stretchable space. Relying on this constant tension control, not only the compactness of the copper wire winding is improved, making the spacing between each layer of copper wire more uniform, but also the tightness of the copper wire fitting on the stator coil skeleton is significantly enhanced, thereby improving the winding quality.

The magnetron sputtering vacuum coating machine comprises a machine body, a liquid supply assembly and a flexible base material film, a magnetic field cavity is formed in the machine body, and one side of the magnetic field cavity is of an opening structure; the flexible base material film is supported through the roller body on the base material supporting roller assembly, the flexible base material film on the roller body is continuously cooled in a cold liquid mode, in this way, on the premise that enough sputtering time is guaranteed, heat of the flexible base material film is discharged through cold liquid circulation, the phenomenon that the temperature of the flexible base material film is high is avoided, and the sputtering efficiency is improved. The temperature of the flexible substrate film is reduced on the premise of ensuring sufficient sputtering time, and the phenomenon of deformation caused by heating is avoided; the flexible base material film is supported in a roller body mode, meanwhile, the tension of the flexible base material film is detected in real time through the tension detection mechanism, the tension of the flexible base material film is adjusted in cooperation with the tension adjusting assembly, the tension is made to be appropriate, the phenomenon that the flexible base material film is wrinkled or damaged due to too large stress is avoided, and the film coating quality is guaranteed.

The utility model relates to the technical field of winding drums, discloses a steel belt winding drum, and solves the problems that steel belts with fixed sizes can only be wound in the prior art, and when steel belts with different widths need to be wound, the steel belts are easy to deviate, and the winding efficiency is high. And the diameter of a winding drum cannot be adjusted, so that the flexibility and the diversity of a production line are limited. A steel belt winding drum comprises a drum body, a left grating plate is fixedly connected to the outer wall of the left end of the drum body, a right grating plate is fixedly connected to the outer wall of the right end of the drum body, a rotating shaft is fixedly connected to the outer side of the left grating plate, and the steel belt winding drum further comprises a first threaded rod rotationally installed in a groove formed in the drum body. Meanwhile, the diameter of the winding drum can be adjusted, the tension of the steel belt can be better controlled, the storage efficiency is improved, the quality and the appearance of the coiled material are improved, and the production efficiency and the product quality are further improved.

The utility model relates to the field of adhesive tape winding, especially high -performance packaging adhesive tape production winding tensioner, including tensioning adjusting box, the inside fixed mounting of tensioning adjusting box has support frame, the inboard fixed mounting of support frame has drive module no.

The utility model relates to the technical field of textile production, and discloses a winding mechanism for a weaving machine, which comprises a winding frame, a tension adjusting component mounted on the front side of the top of the winding frame, a winding component mounted on the back side of the inner side of the winding frame, a first mounting disc fixedly connected to an output shaft of a winding motor, and a second mounting disc fixedly connected to the right side of a rotating rod. By arranging the winding assembly, after winding is completed, a handle block is pulled rightwards along a sliding groove, a cylindrical rod drives a second polygonal pyramid block to retract into the inner side of a cylindrical groove, accordingly, the second polygonal pyramid block is separated from the second polygonal pyramid groove, then the winding rollers are horizontally moved leftwards, and the second polygonal pyramid block is separated from the second polygonal pyramid groove. The first polygonal pyramid block is separated from the inner side of the first polygonal pyramid groove, the wind-up roller is disassembled, in the same way, the no-load wind-up roller is also very convenient and rapid to install, the wind-up roller disassembling and assembling efficiency is improved, time and labor are saved, and the practicability is high.

The utility model discloses a raincoat fabric cutting device, which relates to the technical field of raincoat fabric processing, and comprises a rack, a conveying mechanism and a cutting mechanism, the surface of the rack is provided with a control panel, the inner wall of the rack is movably clamped with two limiting strips for limiting, the opposite surfaces of the two limiting strips are fixedly connected with supports for supporting, and the conveying mechanism is arranged on the rack. A connecting strip is arranged in the rack, a push rod is attached to the surface of the fabric through the elasticity of two reset springs and is in a straight state, in order to avoid excessive stretching, a handle is held to drive a screw to rotate, and a sliding block connected to the surface of the screw in a sleeving mode moves under the action of threads in the rotating process of the screw; the sliding block moves to drive the fixed connecting strip to move together, the connecting strip drives the push rod to move, at the moment, flexible adjustment can be conducted according to the fabric tensioning state, it is ensured that the fabric always keeps proper tension in the cutting process, fabric wrinkling or tensile deformation is avoided, and therefore the cutting precision is improved.

The invention discloses a novel stepped tension control system for tobacco auxiliary material equipment, belongs to the technical field of tobacco auxiliary material tension control, and solves the problem of unstable tension in the use process of existing tobacco auxiliary materials. The control system comprises a precise laser range finder used for detecting the outer rolling diameter of a raw material and a PLC (programmable logic controller) used for controlling the operation of the whole system, the precise laser range finder is arranged on a rack, a tension roller used for adjusting tension is arranged on the rack, an adjusting device used for adjusting the tension is arranged on one side of the tension roller, and the PLC is used for controlling the operation of the whole system. The adjusting device and the precise laser range finder are both electrically connected with a PLC, the PLC is electrically connected with an electric proportional valve used for controlling the air pressure supplied to the brake system, and an alarm device used for reminding workers of abnormity is arranged above the rack. According to the novel stepped tension control system for the auxiliary material equipment for the cigarettes, the swing amplitude of tension is reduced, so that stable output of the tension is realized, and the product quality is effectively improved.

The utility model relates to the technical field of film production, and discloses a film stretcher for film production, which is characterized in that positioning rotating rods are rotatably connected to the inner walls of the two sides of the top of a rack, linkage rods are slidably sleeved on rod bodies of the positioning rotating rods, and guide rod frames are rotatably connected to the outer walls of the two sides of the extension end of each linkage rod; limiting rollers are rotationally connected to the inner walls of the two sides of the tail end of the middle of the rack, an expansion support is fixedly connected to the adjacent faces of the limiting rollers on the two sides, and transition rollers are rotationally connected to the inner walls of the two sides of the expansion support respectively. Through the arrangement of the guide rod frame, the limiting roller and the transition roller, the position of the guide rod frame is flexibly adjusted, the limiting roller rotates on the inner walls of the two sides of the tail end of the middle of the rack and is fixedly connected with the expansion support, transverse movement of a film is limited, and deviation is prevented; the transition rollers are installed on the inner walls of the two sides of the expansion support, the advancing direction of the thin film is changed, the thin film is stably transited to the winding link, the stability of the thin film in the winding process is further enhanced, smooth winding work is guaranteed, and the rejection rate is reduced.

The utility model discloses a bicycle electric repair frame, including upper machine body, lower machine body, fixture mechanism, base, hinge, transmission mechanism, electric control mechanism and machine body reinforcing component. Upper, lower machine body are hinged through the hinge and are equipped with the guide rail, and transmission mechanism is composed of motor, speed reducer, chain wheel and chain, is used for driving fixture mechanism to lift. Fixture mechanism is composed of general double -jaw clamp and fixture seat, can be adapted to different frame. Machine body reinforcing component includes backboard reinforcing component and side plate reinforcing component, and both can be replaced by L type reinforcing piece. The repair frame compact structure, lift smoothly, clamping reliable, folding portable.

The invention discloses a traction winding device for polyester fabric production and an operation method thereof.The traction winding device comprises a workbench and a winding roller, a first mounting frame is arranged above the workbench, a connecting plate and a U-shaped frame are arranged in the first mounting frame, a pressing roller is arranged below the U-shaped frame, a feeding roller is arranged below the pressing roller, and the winding roller is arranged above the workbench. Pressure sensors are arranged above the two ends of the U-shaped frame correspondingly, compression springs are arranged above the pressure sensors, second electric push rods are arranged above the two ends of the connecting plate correspondingly, and a fourth mounting frame and a fifth mounting frame are arranged above the workbench. According to the winding device, the pressing mechanism can be adjusted according to polyester fabric, the tension of the polyester fabric is appropriate, the winding effect of the polyester fabric is improved, the winding roller is separated from the connecting shafts after winding is completed, the winding roller can be rapidly replaced for traction winding again, the winding efficiency is improved, and the winding efficiency is improved. The polyester fabric traction winding efficiency is improved.

The utility model relates to the technical field of galvanized wire straightening, in particular to a drawing and straightening device for galvanized wire production, which comprises a workbench, a straightening mechanism and a tensioning mechanism are arranged on the workbench, the tensioning mechanism comprises a tensioning wheel and an adjusting box, a support frame is arranged between the adjusting box and the workbench, and the tensioning wheel is arranged on the workbench. A lifting hole is formed in the bottom end of the adjusting box, a lifting column is arranged on the lifting hole, a bearing seat is arranged between the lifting column and the tensioning wheel, and a limiting plate is arranged at the top end of the lifting column. At the moment, the elastic supporting mechanism can deform to play a buffering role, overlarge tension can be effectively absorbed, damage caused by the fact that the overlarge tension directly acts on the straightening mechanism or the galvanized wire is avoided, the service life of equipment is prolonged, and the risk that the galvanized wire is broken is reduced.

The utility model discloses multifilament filter cloth calendering equipment which comprises a workbench, a feeding roller is arranged at one end of the top of the workbench through a rack, a winding roller is arranged at the other end of the top of the workbench through a rack, a protective box is arranged at the top of the workbench between the feeding roller and the winding roller, and conveying openings are formed in the two opposite sides of the protective box. A material guiding mechanism is arranged on the protection box, a bearing plate is arranged in the end, close to the winding roller, of the protection box and arranged on the top of the workbench through an adjusting mechanism, a lower calendaring roller is arranged on the top of the end, close to the winding roller, of the bearing plate through a support, and an upper calendaring roller is arranged in the protection box above the lower calendaring roller through a support. An upper air outlet box is arranged in the protection box on the side, close to the winding roller, of the upper calendaring roller. According to the utility model, a series of structures are arranged, so that filter cloth conveying double-sided dust removal before calendaring, heating, cooling after calendaring, filter cloth calendaring smoothness, calendaring synchronous height debugging, simple debugging and continuous and stable calendaring conveying are realized.

This utility model relates to the field of high-speed printing thermal materials technology, and in particular to a winding tension adjustment mechanism for high-speed printing thermal materials. It includes an unwinding roller and a tension adjustment component. An antistatic component is located on the side of the tension adjustment component away from the unwinding roller, and a dust removal component is located on the side of the antistatic component close to the tension adjustment component. A pressing component is located on the antistatic component, and a winding roller is located on the side of the antistatic component away from the tension adjustment component. The antistatic component includes a lower housing and an upper housing. A feed inlet is opened on the side of the lower housing and the upper housing close to the tension adjustment component. An ionizer is installed inside both the lower housing and the upper housing. In this utility model, static electricity can be eliminated before the thermal material contacts the winding roller, preventing the thermal material from developing micro-wrinkles or unevenness due to static electricity, which could cause gaps and allow air to enter. This avoids the phenomenon of the outer layer material wrinkling the inner layer material after winding.

The invention provides an intelligent control method and system for a mechanical frame for line erection, and relates to the field of line erection, and the method comprises the steps: installing a tension sensor in an electric power line, and enabling the tension sensor to be used for collecting the real-time tension value of the electric power line in the line erection process; a height sensor is installed at the top of the mechanical frame, and the height sensor is used for collecting the real-time erection height in the line erection process; a tilt angle sensor is installed on the mechanical frame, and the tilt angle sensor is used for collecting the real-time tilt angle of the mechanical frame in the line erecting process; in the line erecting process, according to the collected real-time tension value of the line, the real-time erecting height and the real-time inclination angle of the mechanical frame, the posture of the mechanical frame and / or the pulling force applied to the electric power line by the mechanical frame are adjusted, and the method has the advantages that the line erecting efficiency and safety are improved, and the line quality and the operation precision are effectively improved.

The utility model relates to the technical field of godet swing, in particular to a swing godet device which comprises a device body, the device body comprises a fixing seat, a connecting assembly is arranged in the fixing seat, the top of the fixing seat is rotationally connected with a swing seat through the connecting assembly, and the swing seat is connected with a swing rod. An adjusting assembly is arranged between the right side of the swing seat and the right side of the fixing seat, bearing seats are arranged in the center of the top of the swing seat, a godet is installed between the two bearing seats, and fiber filaments are wound on the outer surface of the godet. According to the utility model, the height of the cellosilk can be adjusted, the operation is convenient, the tension is moderate, the precision of the cellosilk is easy to guarantee, the operation is simple and rapid, the production efficiency is improved, the product quality is guaranteed, and the practicability of the device is stronger.