32results about How to "Achieve rotational movement" patented technology

The invention concerns a milling tool of the type that comprises a basic body (1) having a centre axis (CI), on which the same is rotatable, and having an outside, which includes a pair of opposite front and back sides (3, 4) as well as a peripheral envelope surface (5), and is equipped with a plurality of replaceable cutting inserts (2). According to the invention, the basic body (1) includes an inner hollow space (36) having an internal limiting surface (37), in which there collectively mouth a plurality of bores (11), which also mouth in the outside, each cutting insert (2) being mounted on an outer end of an ejector (29), which is rectilinearly movable in the individual bore (11) and has an inner end (25) accessible from the hollow space (36), and which interacts with a compressible force generator (14), which always aims at pulling in the same into the bore (11). By mounting the cutting inserts (2) on ejectors (29), which simultaneously are accessible from a common hollow space, the cutting inserts (2) can be replaced quickly and easily, and possibly also be indexed.

The invention discloses a knee joint rehabilitation device, and belongs to the field of medical apparatuses. The knee joint rehabilitation device comprises a slope slide way which forms an included angle of 30 degrees with a bed face and shank supporting plates which are rotatably connected to the slope slide way through a rotary shaft, and foot sole exercising mechanisms are arranged at the frontends of the shank supporting plates; the rotary shaft is located in the middles of the shank supporting plates, the shank supporting plates can rotate around the rotary shaft, and a slide groove forthe rotary shaft to move up and down along a slope is formed in the corresponding position of the slope slide way; the foot sole exercising mechanisms comprise instep pressing plates and foot sole pushing plates, the two sides of each instep pressing plate and the two sides of the corresponding foot sole pushing plate are fixedly connected through connecting rods, and rotary rods which are rotatably connected with the front ends of the shank supporting plates are arranged at the two sides of the foot sole pushing plates; a detachable hydraulic cylinder is arranged at the portion, behind the rotary shaft, in a cavity, and the sides, connected with the ends of the shank supporting plates, of the rotary rods extend to form a driving part connected with rotary shaft or the hydraulic cylinder.By means of the knee joint rehabilitation device, flexion and extension motion of the legs and the rotation motion of the foot soles can be achieved, and the rehabilitation of the knee joints is promoted; the driving operation is convenient, the control over the flexion and extension is stable, and the application value is high.

A device is described for producing a fiber product by laying down melt-spun fibers onto a laydown belt. A spinning device is associated with a top side of the laydown belt and a suction-extraction device is associated with the bottom side. A vacuum device has a movable suction chamber which interacts with the spinning device in order to lay down the fibers on the laydown belt. To generate a uniform suction flow in every position of the suction chamber, the suction chamber is formed from a stationary bottom box and a movable top box which are coupled to one another in a pressure-tight manner.

The invention relates to a device (C) for depositing a sliver (B) in a can, comprising a depositing head (1) having pull-off rollers (20, 21) for transporting the sliver across a rotatable turntable arranged below the depositing head (1) into the can (D1, D2) and comprising at least one pivotably arranged sliver funnel (17) for automatically cutting the sliver when the can is exchanged. The invention is characterized in that the device has means by means of which the distance between the pull-off rollers (20, 21) can be enlarged and by means of which at least the sliver funnel (17) can be moved away from the pull-off rollers (20, 21).

The invention discloses a knee joint rehabilitation device, which belongs to the field of medical equipment, and comprises an inclined plane slideway at an angle of 30° to the bed surface and a calf support plate connected to the inclined plane slideway through a rotating shaft. The front end of the calf support plate is provided with a foot plate Exercise mechanism; the rotating shaft is located in the middle of the calf supporting board, the calf supporting board can rotate around the rotating shaft, and the corresponding position of the inclined slideway is provided with a chute for the rotating shaft to move up and down along the inclined surface; the foot board exercising mechanism includes the insteps on both sides fixedly connected by connecting rods Pressing plate and sole push plate, both sides of the sole push plate are equipped with a rotating rod connected to the front end of the calf support plate; a detachable hydraulic cylinder is provided behind the rotating shaft in the cavity, and the rotating rod is connected to the side where one end of the calf support plate is located Extend to form a driving part connected with a rotating shaft or a hydraulic cylinder. The invention can realize the flexion and extension movement of the legs and the rotation movement of the foot plate, and promote the recovery of the knee joint; the driving control is convenient, the control of the flexion and extension movement is relatively stable, and the application value is high.

A double pressure cylinder arrangement comprises two pressure cylinders, carrier strut, connection lines, `and u-shaped housing mechanism. The second pressure cylinder is positioned in a spaced and axis-parallel relationship to the first pressure cylinder. The carrier strut is connected to a bottom side of the two pressure cylinders. The carrier strut comprises a hollow intermediate section. The u-shaped housing mechanism has two leg sections. A double pressure cylinder arrangement comprises two pressure cylinders (3, 5), carrier strut (6), connection lines, and u-shaped housing mechanism (1). The second pressure cylinder is positioned in a spaced and axis-parallel relationship to the first pressure cylinder. The carrier strut is connected to a bottom side of the two pressure cylinders. The carrier strut comprises a hollow intermediate section (7). The u-shaped housing mechanism has two leg sections (2, 4). Each leg section houses one of the pressure cylinders. The connection lines drives the two pressure cylinders integrated in the intermediate section. An independent claim is included for a loading device for a drafting arrangement of a textile machine comprising a double pressure cylinder arrangement for loading individual top rollers for extending fiber material.

The invention discloses a high-altitude track bridging structure which is used for butt joint of a high-altitude test track and a moving track in a wind tunnel test and used for completing movement ofa test model in a test section. The bridging structure comprises a lap joint track and a first rotating arm connected to the lap joint track, wherein the other end of the first rotating arm is connected with a rotating shaft; the other end of the rotating shaft is connected with a second rotating arm; the other end of the second rotating arm is connected to a push rod of an air cylinder; and thesecond rotating arm, the first rotating arm and the lap joint track are driven to rotate through front-back displacement of the push rod of the air cylinder. The air cylinder is adopted for driving, the stroke of a telescopic rod of the air cylinder is controlled according to position sensing of the air cylinder, and rotating motion of the lap joint track is achieved; mechanical limiting is adopted, other limiting sensors are not needed, and a control system is simple. The bridging structure is used for short-distance bridging of the two tracks, and due to the uniqueness of the structure, bridging operation is easy, precision is high, and maintenance is easy.

The invention discloses a single-driving type pure rotating and micro-positioning platform. The single-driving type pure rotating and micro-positioning platform comprises an active driving mechanism and a passive compliance mechanism, wherein the active driving mechanism comprises a base I, and a guide mechanism which is driven through piezoelectric ceramics; each of two ends of the guide mechanism is connected with a vertical reversing amplifying mechanism; the vertical reversing amplifying mechanisms are connected to lever amplifying mechanisms I through flexible connecting blocks, and moving connecting blocks I are arranged at output ends of the lever amplifying mechanisms I; the passive compliance mechanism comprises a base II which is connected to be above the base I; a moving platform is arranged in the base II and is connected to the base II through an upper reinforcing plate spring and a lower reinforcing plate spring; each of the upper end and the lower end of the moving platform is provided with an input end which is connected with an output end of a movement transmission flexible rod; the input end; the input end of the movement transmission flexible rod is connected with the output end of one lever amplifying mechanism II; the input end of each lever amplifying mechanism II is provided with a moving connecting block II which is connected to the corresponding moving connecting block I. The single-driving type pure rotating and micro-positioning platform is simple and convenient to control, and high in rotating accuracy.

The present invention relates to an apparatus for producing fiber products by depositing melt-spun fibers on a deposit belt. A spinning device is arranged on the upper side and a suction device is arranged on the lower side in the deposit belt, wherein the suction device has a movable suction chamber which is connected to the spinning device. Work in tandem to lay down fibers on the placement belt. In order to produce a uniform suction flow at every position of the suction chamber, according to the invention, said suction chamber is formed by a stationary lower box and a movable upper box, said lower box and upper box Body pressure-tight coupling to each other.

The invention discloses an edge grinding device for a display screen of a special-shaped mobile phone, which comprises a support plate provided with an air extraction hole, the support plate is provided with a first sucker communicating with the air extraction hole, the support plate is provided with a ring groove group, and the ring groove group is provided with a base , there is a driving part between the base and the ring groove group, the base is provided with a pushing part, the pushing end of the pushing part is provided with a protruding bar, and the protruding bar is provided with an edging component; The vent hole is rotatably connected to an air supply pipe, the air supply pipe is rotatably connected to a first connector, the first connector is provided with a connection hole communicating with the inside of the air supply pipe, the first connector is detachably connected to a vent assembly, and the ventilator The assembly is provided with an airway group connected with the air supply pipe, the ventilation assembly is provided with a rotating part, the driving end of the rotating part is provided with a connecting plate, and the connecting plate is provided with a number of second suction cups, which are all connected to the airway group. By adopting the above arrangement, it has the advantage of being able to polish multiple display screens at the same time.

The invention relates to a motor vehicle door lock (1), which has a locking mechanism, a first actuating lever (8) and a locking device (21), the locking mechanism having a rotary locking fork and at least one pawl, wherein by means of Since the locking mechanism can be unlocked at least indirectly by the operating lever (8), the operating lever (8) can be disengaged from the locking mechanism by means of the locking device (21), and an additional motor vehicle lock (2) is provided. A lever (8) can actuate the further motor vehicle lock (2), the lever chain of the further motor vehicle lock (2) can be disengaged by means of a locking device (21).

The invention relates to a fastening device for fastening a front trim of a drawer to a drawer frame, the fastening device having a retaining element that can be fastened to the front trim and a locking element that can be fastened to the drawer frame, wherein the locking element has A carrier and a locking element mounted on the carrier so as to be rotatable about an axis of rotation, the locking element has a holding section, a spring is operatively connected to the locking element, the locking element is configured such that the holding of the holding element is released in the open rotational position of the locking element area and locks the holding area in the closed position of the closure. Provision is made for this that the transmission element is articulated on the closure via the closure-side rotational / movement connection at a distance from the rotational axis of the closure such that the closure-side rotational / movement connection has a first guide curve and a second guide curve, and the two guide curves intersect. The fastening device enables a simple and reliable releasable fastening of the front trim to the drawer frame while requiring little space.

The present invention provides a fixed point mechanism. In the fixed point mechanism, when a driving moment acts on the first link member or the slider device, the fixed point mechanism can realize the movement around the fixed point. Rotational movement; when a driving moment acts on the fourth link member or the sixth link member, the fixed point mechanism can realize the telescopic movement relative to the fixed point; when a driving moment acts on the first link member or The slider device, and another driving moment acts on the fourth link member or the sixth link member, the fixed point mechanism can realize the rotational movement around the fixed point and the telescopic movement relative to the fixed point. That is, the fixed point mechanism has two degrees of freedom of rotational movement around the fixed point and telescopic movement relative to the fixed point.

The invention relates to a device for simulating modular rolling type conductive rotary motion in a vacuum environment. The device comprises an insulating shell, a rolling conductive module, a high-voltage electric brush, an inner ring insulating layer, an outer ring insulating layer, a load resistor, an insulating jackscrew, an insulating mandrel, a vacuum motor and an annular conductive groove.The device provided by the invention is used for simulating the relative rotation of a power transmission key part, namely a conductive rotary joint, of a space super-power and power-expandable spacecraft such as a platform type space solar power station in the electrifying process. By simulating the motion, a basis is provided for detecting the rolling friction / conductive contact performance of the conductive rotary joint, a mechanical friction / electric contact composite damage mechanism and an insulating medium charging and discharging mechanism.

The invention relates to a device for storing fiber slivers in cans, the device having a coiling head (1) with a rotatable turntable for feeding the fiber slivers under the coiling head (1) Traction rollers (20, 21) transported into the can, and the coil head has at least one swivel-arranged fiber sliver funnel (17) for automatic disconnection when changing the can fiber strips. The invention is characterized in that the device has means by which the distance between the pulling rollers (20, 21) can be increased and by means of which at least the sliver funnel (17) can be moved away from the pulling Rolla (20,21).

The present invention claims a four-degree-of-freedom high-speed parallel robot with continuous rotation capability, which includes: a fixed platform, a moving platform, and a first branch chain, a second branch chain, and a first branch chain arranged between the fixed platform and the moving platform. Three branch chains and the fourth branch chain; four driving devices are symmetrically arranged on the fixed platform; the first branch chain and the third branch chain have the same structure, and the second branch chain and the fourth branch chain have the same structure The moving platform includes a wishbone, a first rocker, a second rocker, a crank A, a connecting rod A, a crank B, a connecting rod B, a crank C, a connecting rod C, a crank D, a connecting rod D, and a spur gear A, cylindrical gear B, cylindrical gear C, cylindrical gear D and central cylindrical gear. The present invention adopts four sets of symmetrically arranged rocker crank mechanisms, and by staggering the dead points of each set of rocker mechanisms and the transmission of the fixed-axis gear train, the infinite rotation of the end effector in the direction of forward rotation or reverse rotation can be realized.

The invention relates to a device for simulating a modular rolling conductive rotary motion in a vacuum environment, comprising: an insulating shell, a rolling conductive module, a high-voltage brush, an inner ring insulating layer, an outer ring insulating layer, a load resistor, an insulating top wire, Insulated mandrel, vacuum motor and annular conductive groove. The device of the present invention is used for simulating the relative rotation of the "conductive rotary joint", a key component of power transmission of space super-power and expandable spacecraft such as a platform-type space solar power plant, during the electrification process. By simulating this motion, it provides a basis for testing the rolling friction / conductive contact performance of conductive rotary joints, the composite damage mechanism of mechanical friction / electrical contact, and the charging and discharging mechanism of insulating media.

The invention relates to a securing device (1) for securing a front panel of a drawer to a drawer frame, comprising a holding element (2) secured to the front panel and a closing element (3) that canbe secured to the drawer frame. A spring (44) operatively connects to the closure (50). The closure (50) is designed in an open rotational position, to open a holding region of the holding element (2)and in a closed position, to block the holding region. According to the invention, a transmission element (60) is articulated at a distance from the axis of rotation of the closure (50) by means of aclosure-sided rotative / sliding connection, such that an open-sided rotative / sliding connection comprising a first bearing element (64) is mounted on the transmission element (60) opposite the closure-sided rotative / sliding connection so that the open-sided rotative / sliding connection makes a connection with a moveably mounted opener (70) and the open-sided rotative / sliding connection comprises afirst and a second control curve (92, 93) into which the first bearing element (64) is guided, and that the two control curves (92, 93) cross. Preferably, the transmission element (60) has multiple parts and comprises multiple lever arms (60.1, 60.2). More specifically, the transmission element (60) is formed as a knee lever.