73results about How to "Reliable winding" patented technology

The rewinding machine includes a winding unit; a feed path of a web material; a separator device to sever the web material upon completion of winding each log; an insertion path of the winding cores towards the winding unit; a movable mechanical member to facilitate forming a first turn of web material around each winding core inserted in the insertion path.

The invention relates to a charging pile for charging of new energy automobiles. The charging pile comprises a body, a center control mechanism and a charging mechanism. The charging mechanism comprises a fixed socket, a charging gun, a wire and a wire winding mechanism. The wire winding mechanism comprises a driving assembly, a transmission assembly and a wire winding assembly. The transmission assembly comprises a belt wheel, a driven shaft, a transmission gear, a driving gear and a transmission frame. The wire winding assembly comprises a wire frame and a wire winding wheel. A working power module comprises a working power circuit. According to the charging pile for charging of the new energy automobiles, the wire at the position of the charging gun after charging is completed is reliably wound through a limiting mechanism, and therefore the practicality of the charging pile is improved. Thus, in the working power circuit, an integrated circuit acquires and detects input and output voltage in real time, therefore, a triode is controlled to be switched on and off, and the reliability of the charging pile is improved.

The invention relates to a jet spinning apparatus (5) for producing a thread (20) by means of a circulating airflow, having a hollow spinning cone (19) which is arranged in a spinning housing (15), and having two separate groups of blown air nozzles (25, 30) which can be loaded with compressed air independently of one another, wherein the strength of a vacuum flow which acts on a sliver inlet opening (22) during the spinning process can be set via the arrangement of a first group of blown air nozzles (25) and the strength of an airflow which circulates in the region of the spinning cone (19) can be predefined via the arrangement of a second group of blown air nozzles (30). There is provision according to the invention for the blown air nozzles (25) of the first group to be arranged offset at a spacing (b) with regard to the longitudinal centre axis (24) of the jet spinning apparatus (5), with the result that an airflow can be introduced into the jet spinning apparatus (5) via the blown air nozzles (25) during the spinning process, which airflow has a tangential blown air component in order to assist the airflow which circulates in the region of the spinning cone (19).

The invention discloses a knife rest for a multi-wire cutting machine and the multi-wire cutting machine with the same. The knife rest is divided into a knife rest lower body and a knife rest upper body, the knife rest lower body and the knife rest upper body are rotationally connected through a shaft assembly, the shaft body assembly includes a shaft body and a shaft seat assembly, the shaft bodyis rotationally connected with the shaft seat assembly, the shaft body sequentially comprises a lower shaft body, an upper shaft body, a top fixing disc and a pulling head which are coaxial from bottom to top, and the shaft seat assembly comprises a bearing seat, a bearing, an oil seal cover, an oil seal and an end cover. The multi-wire cutting machine includes the above knife rest. According tothe requirement for slicing sheets with different thicknesses, in particular to the requirement for slicing sheets with large thicknesses, the spacing between steel wires is adjusted, the adjusted steel wires are reliably wound in wire troughs, scraping with wire trough walls is not prone to happening, moving to other wire troughs is not prone to happening, accurate cutting is achieved, the cutting precision and efficiency are greatly improved, and the service life of an upper winding main shaft, a lower winding main shaft and the steel wires is prolonged.

The invention discloses lifting horizontal-moving type parking equipment and belongs to the technical field of stereo garages. The equipment comprises m rows of steel structure frames, m lifting car carrying plates, m-1 horizontal-moving car carrying plates, an anti-falling mechanism, a duplex horizontal steering fixed pulley block, a first vertical steering fixed pulley, a first duplex vertical steering fixed pulley block, a moving pulley, a third vertical steering fixed pulley, two second vertical steering fixed pulleys and a coiling block driven by a power mechanism. A transmission steel wire rope arranged on the coiling block is wound around the first vertical steering fixed pulley and the moving pulley and then is fixed at the end, close to a first horizontal beam, of a first longitudinal beam. A second rope winding device for pulling the lifting car carrying plate is arranged on the moving pulley. The lifting horizontal-moving type parking equipment is simple in structure, low in manufacturing cost, attractive in appearance and high in reliability.

The invention relates to an automatic winding machine for producing a magnetic core. A through sliding groove is formed in a support in the length direction, a winding framework is arranged on the support and extends downwards to form a sliding rail matched with the sliding groove, and a first driving device can drive the winding framework to slide in the sliding groove. A winding device is arranged on the winding framework and comprises a first winding body and a second winding body, the first winding body and the second winding body are opposite in position and form bearing space used for containing the magnetic core, and a second driving device can drive the winding device to rotate. An unwinding frame is arranged on the support, an unwinding wheel is rotationally connected with the unwinding frame, and a metal wire on the unwinding frame is output through the unwinding wheel and connected to the winding device. A wire breaking device is arranged on the support, and a third driving device can drive the wire breaking device to cut the metal wire between the unwinding wheel and the winding device. By means of the automatic winding machine for producing the magnetic core, the device is simple, winding is reliable, and work efficiency is high.

The invention relates to an arrangement for winding a web of material, in particular a web of tire cord fabric, comprising a sleeve-like winding body (1), which can be set into rotation by a shaft coupled thereto, onto which the web of material is wound, and a holding mechanism that is based on a clamping force in order to hold an edge of the web of material to be wound to the winding body at thebeginning of the winding process. The winding body (1) is operable for the adjustment of the clamping force caused by means of the shaft coupling.

A spiral spring for a reclining adjustment mechanism for a vehicle seat in which ridges are formed on both ends in a direction perpendicular to a coiling direction of a surface of a spring plate member formed by a band-like steel plate having high hardness so that the ridges project from the surface, projected surfaces of the ridges are curved, and the spring plate member is spirally formed into a coil. The spring plate member has a pitch coiled structure in which a gap between an intermediate spring plate member and an inner spring plate member is formed to be smaller than a gap between an outer spring plate member and the intermediate spring plate member. An engagement piece bent in the radial direction is formed at the end of the outer spring plate member, and an engagement coiled core section is formed in the inner spring plate member.

The invention relates to a device for testing a dynamic friction coefficient. The device comprises a fixed frame, a worktable, a tensile testing machine and a sample, wherein the sample comprises a fixed part and a movable part, a round drum mechanism for being wound with the fixed part is arranged on the fixed frame, a compression assembly is arranged on the round drum mechanism, a weight connected with one end of the movable part is arranged on the fixed frame, and the other end of the movable part is connected with the tensile testing machine. The device has the advantages that the round drum mechanism is wound with the fixed part in the sample, the movable part is pulled to move in the fixed part through the tensile testing machine, and the dynamic friction coefficient between the movable part and the fixed part is calculated according to an average tensile load measured in a tensile testing process, the gravity of the weight connected to one end of the movable part and the windingangle of the fixed part on the round drum mechanism, and the dynamic friction coefficient among samples can be accurately calculated; and the working intensity is low, the reliability of a sample testing result is good, and the sample testing efficiency can be increased.

The invention provides a transmission mechanism of a rotational moulding machine. The transmission mechanism comprises a base, two first bearing blocks, four tensioning wheels, a second bearing block, a first transmission part and a second transmission part. The two first bearing blocks are arranged above the base. Driven shafts are contained in the first bearing blocks, and driven wheels are arranged at the tail ends of the driven shafts. The four tensioning wheels are arranged on the side of the base. A drive shaft is contained in the second bearing block, and a drive wheel is arranged at the tail end of the drive shaft. The first transmission part is wound on the drive wheel, the driven wheel and one tensioning wheel. The second transmission part and the first transmission part share the tensioning wheel and are wound on the other three tensioning wheels and the driven wheels. The transmission parts are designed as two independent structures and are abutted to the four tensioning wheels mutually, so that deformation of the transmission parts is prevented, and noise is lowered. The transmission parts in fine deformation can be adjusted in terms of position by an adjusting bolt arranged on a boss, and accordingly the transmission parts can be reliably wound on the drive wheel, the driven wheels and the tensioning wheels, and stability of the transmission mechanism of the rotational moulding machine is increased.

The invention discloses a novel winding needle mechanism which comprises a structure body, the structure body is composed of a winding needle connector, a winding needle assembly and a needle nozzle,the needle nozzle is arranged at the head end of the winding needle assembly, the winding needle connector is arranged at the tail end of the winding needle assembly, and the winding needle assembly comprises a first inner needle, a second inner needle, winding needle main pieces and auxiliary pieces. The first inner needle and the second inner needle are vertically overlapped, the first inner needle and the second inner needle are sleeved with the winding needle main pieces respectively, the auxiliary pieces are installed on the two sets of winding needle main pieces through pins, a winding needle connector pin and a winding needle compression spring are arranged in the winding needle connector, and an inserting piece is further arranged in the winding needle connector. The winding needlemechanism is simple in structure, reliable in mounting and positioning and high in diaphragm clamping stability; meanwhile, the winding needle further has an inserting piece function, an inserting piece is pushed out after a battery cell is wound around several circles, then winding is continued, deformation of the battery cell in the follow-up procedure is reduced, and the quality of the batterycell is guaranteed.

The invention discloses an automatic winding machine for flat wires. The automatic winding machine comprises a mounting platform, a main shaft device, a flying fork driving device, a wire pulling device, a tension device, a heating device and a wire shearing device; the main shaft device is connected to the mounting platform; the main shaft device comprises a driving shaft and a driven shaft; thewire drawing device is positioned above the main shaft device; the flying fork driving device is positioned on one side of the driven shaft; the tension device is mounted on the mounting platform on one side of the main shaft device; the heating device is positioned above the tension device; the thread trimming device is connected to the main shaft device; the wire pulling device clamps and pullsout the wire from the tension device; the wire is clamped after passing through main shaft device, stay wire device is reset, the flywheel driving device drives winding, then the flying fork driving device is reset, the main shaft device conducts die assembly, the driving shaft and the driven shaft rotate in the same direction at different rotating speeds, the wire is wound on the die, the heatingdevice is started to heat the wire to the set temperature, then the wire is cooled, and the wire shearing device shears off the wire, the main shaft device is reset, and the coil is disengaged.

The invention relates to a method for replacing a steel wire rope of a bridge crane, which is characterized by comprising the following steps of: S1, manufacturing a steel frame capable of transversely supporting the whole roll of steel wire rope and rotating, and putting the whole roll of new steel wire rope with the diameter of 22mm on the steel frame; S2, temporarily closing ascending and descending limits in a hoisting mechanism of the bridge crane, and preparing electric welding and a cutting knife in place for cutting and welding a steel wire rope; S3, descending a lifting hook set in the hoisting mechanism to the ground, detaching steel wire rope pressing plates on the two sides of a winding drum, setting the position, two meters away from a movable pulley of the lifting hook set, of the winding drum to cut off, and then connecting the movable pulley with the end of the new steel wire rope in a welded mode; S4, starting the controller to enable the hoisting mechanism to be in an upshift; and S5, starting the hoisting mechanism, integrally winding the new steel wire rope on the winding drum, and lifting the lifting hook set. The method for replacing the steel wire rope is designed for replacing the lifting steel wire rope of the bridge crane hook, is few in working procedures and simple in process.

The invention relates to a material roll winding device, and the material roll winding device is used to wind a material web, and especially a paper web or a cardboard web on at least one winding core or one preferable reel to form at least one material roll; during winding, at least one roller supported on a rolling bearing with a bearing rigidity is pressed against the material roll, wherein the rolling bearing can be connected to the supporting part in a movable way through a buffering device with a seal rigidity. In order to improve the material roll structure and especially to stabilize the behaviors in the winding area, the invention defines that the ratio of the seal rigidity and the bearing rigidity is less than or equal to 0.55, is preferably less than or equal to 0.3, and is especially preferably close to zero.