Power transmissions for machines; transmissions for
machines; transmission mechanisms, other than for land
vehicles; cams being parts of machines; gear boxes, other
than for land vehicles; gears, other than for land vehicles;
reduction gears, other than for land vehicles; clutches,
other than for land vehicles.
Power transmissions for machines; transmissions for machines; transmission mechanisms, other than for land vehicles; cams being parts of machines; gear boxes, other than for land vehicles; gears, other than for land vehicles; reduction gears, other than for land vehicles; clutches, other than for land vehicles.
3.
ROTATION DEVICE AND METHOD FOR ASSEMBLING ROTATION DEVICE
In this rotation device, one of a rotation member and a support member is provided with an annular groove part for accommodating a packing, and the other of the rotation member and the support member is provided with a projection part which elastically deforms and contacts the packing and annularly extends along the circumferential surface of the packing. The projection part is provided with: a first inclined surface which is provided on an lubricant accommodation space side; a second inclined surface which is provided on the opposite side to the accommodation space side; and a contact end part which contacts the packing. The contact end part has a region in which the contact pressure with the packing becomes maximum, and the region in which the contact pressure becomes maximum is positioned, in the rotational axis direction of the rotation member, on the accommodation space side from the center of the contact end part.
Provided is a gear mechanism having an outer-toothed circular arc gear that is provided with M circular arc teeth and that rotates around a first central axis, and an outer-toothed non-circular arc gear that is provided with N non-circular arc teeth and that rotates around a second central axis separated by a predetermined distance D from the first central axis, wherein the gear mechanism is characterized in that: the circular arc teeth of the outer-toothed circular arc gear have a circular arc gear tooth tip part, and a circular arc gear tooth side part positioned on a side part of the circular arc gear tooth tip part and provided with a circular arc shape having a radius r; the non-circular arc teeth of the external teeth-type non-circular arc gear have a non-circular arc gear tooth tip part, and a non-circular arc gear tooth side part that are positioned on a side part of the non-circular arc gear tooth tip part and that come into contact with the circular arc gear tooth side part; the shape of at least part of the non-circular arc gear tooth side part is formed such that an epitrochoid curve drawn with a virtual circle of a radius D×N/(M+N) around the second central axis as a constant circle, a virtual circle of a radius D×M/(M+N) around the first central axis as a dynamic circle, and the center of the circular arc gear tooth side part as a drawing point becomes an offset epitrochoid curve that is offset by a length r; and the number M of teeth of the external teeth-type circular arc gear is 4 to 10 (inclusive).
F16H 1/06 - Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with parallel axes
Provided is a gear mechanism which has: an external teeth-type circular arc gear provided with M pieces of circular arc teeth and rotating around a first central axis; and an external teeth-type non-circular arc gear provided with N pieces of non-circular arc teeth and rotating around a second central axis separated by a predetermined distance D from the first central axis. The gear mechanism is characterized in that: the circular arc teeth of the external teeth-type circular arc gear have a circular arc gear tooth tip part, and a circular arc gear tooth side part positioned on a side part of the circular arc gear tooth tip part and provided with a circular arc shape of a radius r; the non-circular arc teeth of the external teeth-type non-circular arc gear have a non-circular arc gear tooth tip part, and a non-circular arc gear tooth side part positioned on a side part of the non-circular arc gear tooth tip part and coming into contact with the circular arc gear tooth side part; and the non-circular arc gear tooth side part has at least a part of a shape thereof formed such that an epitrochoid curve drawn with a virtual circle of a radius D×N/(M+N) around the second central axis as a constant circle, a virtual circle of a radius D×M/(M+N) around the first central axis as a dynamic circle, and a center of the circular arc gear tooth side part as a drawing point becomes an offset epitrochoid curve offset by a length r.
F16H 1/06 - Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with parallel axes
A barrel cam device includes a barrel cam, an output table that includes a plurality of cam followers that engage with the barrel cam, and that rotates by rotation of the barrel cam, and a clamp device that clamps the output table when the output table is stopping.
B23Q 16/00 - Equipment for precise positioning of tool or work into particular locations not otherwise provided for
B23Q 1/26 - Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable membersMeans for preventing relative movement of such members
Power transmissions for machines; transmission gears for
machines; transmissions, other than for land vehicles; cams
being parts of machines; gear boxes, other than for land
vehicles; gears, other than for land vehicles; reduction
gears being parts of machines; clutches, other than for land
vehicles.
Power transmissions for machines; transmission gears for machines; transmissions, other than for land vehicles; cams being parts of machines; gear boxes, other than for land vehicles; gears, other than for land vehicles; reduction gears being parts of machines; clutches, other than for land vehicles.
An oscillating device is characterized by comprising: a linear member in which one end is provided on an oscillating body, the one end oscillates according to the oscillation of the oscillating body, and the other end is fixed; and a linear-member-protecting part that protects the linear member. The oscillating device is also characterized in that linear-member-protecting part has: a planetary gear mechanism having a sun gear that oscillates at a predetermined first angle as the oscillating body oscillates at the predetermined first angle, an immovable internal gear, and a planetary gear that is provided between the sun gear and the internal gear and that oscillates at a predetermined second angle smaller than the predetermined first angle when the sun gear oscillates at the predetermined first angle; and a linear-member-holding part that oscillates at the predetermined second angle as the planetary gear oscillates at the predetermined second angle, and holds an intermediate part between both ends of the linear member.
This barrel cam device is characterized by comprising: a barrel cam 14; an output table 20 that has a plurality of cam followers 20a, which engage with the barrel cam, and rotates with rotation of the barrel cam; and a clamp device that clamps the output table when the output table is stopped.
F16H 25/12 - Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for interconverting rotary motion and reciprocating motion with reciprocation along the axis of rotation, e.g. gearings with helical grooves and automatic reversal
A tilting rotary table device 1 comprises a pivoting table device 3 having a rotary table device 103 and a pivoting table 30 for tilting a table surface of a rotary table 130, wherein the rotary table device is attached to the pivoting table so that a direction along a central axis Zb of the rotary table intersects a direction along a central axis Za of the pivoting table. The tilting rotary table device 1 is characterized in that the pivoting table device has a pivot shaft 32 that is installed at the center of the pivoting table and pivots integrally with the pivoting table, the pivot shaft comprising an extended portion 32b extending to an opposite side to the rotary table device when seen from the pivoting table, wherein the extended portion has a balance weight 200 for balancing with the rotary table device, the balance weight having a center of gravity P2 located at a position away from the center position of the pivot shaft in a radial direction of the pivot shaft.
A speed reducer including: an input shaft; a first barrel cam; a first output table; an intermediate shaft; a second cam; and a second output table, in the first output table, the plurality of first cam followers being provided concentrically around a rotation center position of the intermediate shaft, concerning a certain first cam follower among the plurality of first cam followers, when a center position of the certain first cam follower when the certain first cam follower has been moved to a farthest end on one side in the up-down direction is defined as a reference position, a center position of the first barrel cam being shifted to another side in the up-down direction with respect to the reference position, an engagement center position in the front-rear direction between an engagement start position and an engagement end position being shifted either of forward and rearward with respect to the reference position.
F16H 25/04 - Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying rotary motion
F16H 13/08 - Gearing for conveying rotary motion with constant gear ratio by friction between rotary members with members having orbital motion with balls or with rollers acting in a similar manner
F16H 53/08 - Multi-track cams, e.g. for cycles consisting of several revolutionsCam-followers specially adapted for such cams
F16H 55/22 - Toothed membersWorms for transmissions with crossing shafts, especially worms, worm-gears
F16H 1/22 - Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shaftsToothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with arrangements for dividing torque between two or more intermediate shafts
14.
TRACKING-TYPE INSPECTION DEVICE AND TRACKING-TYPE INSPECTION METHOD
The present invention is characterized by comprising: an inspection table which supports an inspection target and which is capable of rotation about a central axis; an inspection table driving motor which is for rotating the inspection table; an inner table which supports one of an inspection device and a lighting device, which is mounted to the inspection table so as to be radially inward of the inspection table with a bearing therebetween, and which is capable of rotation about the central axis; an inner table driving motor which is for rotating the inner table; an outer table which supports the other one of the inspection device and the lighting device, which is mounted to the inspection table so as to be radially outward of the inspection table with a bearing therebetween, and which is capable of rotation about the central axis; an outer table driving motor which is for rotating the outer table; and a control unit which repeatedly performs an inspection process of driving the inspection table driving motor and stopping the inner table driving motor and the outer table driving motor so as to rotate the inspection table, the outer table, and the inner table in an integrated manner and inspecting, with the inspection device, the inspection target that is illuminated by the lighting device, and a change process of driving the inner table driving motor and the outer table driving motor while maintaining the driving of the inspection table driving motor, so as to move the inner table and the outer table relatively to the rotating inspection table and change the inspection target to be inspected by the inspection device.
The present invention is characterized to include a carrier to which an object to be carried is installed, a moving path where a plurality of the carriers respectively move in uncoupled states, a conveying part that comes into contact with the carrier to directly move the carrier and that makes a contacted carrier that had come into contact and been moved push a plurality of carriers that are positioned in front of the contacted carrier to indirectly move the plurality of carriers, and a cylindrical cam that possesses an engaging groove and that is provided to correspond to only a part of the moving path, wherein the cylindrical cam rotates to move the plurality of the carriers that are pushed by the contacted carrier to reach the cylindrical cam and that are engaged with the engaging groove, and changes an interval between the plurality of carriers as well.
B65G 33/06 - Screw or rotary spiral conveyors for articles conveyed and guided by parallel screws
B65G 35/08 - Mechanical conveyors not otherwise provided for comprising trains of unconnected load-carriers, e.g. belt sections, movable in a path, e.g. a closed path, adapted to contact each other and to be propelled by means arranged to engage each load-carrier in turn
B65G 33/04 - Screw or rotary spiral conveyors for articles conveyed between a single screw and guiding means
B65G 35/06 - Mechanical conveyors not otherwise provided for comprising a load-carrier moving along a path, e.g. a closed path, and adapted to be engaged by any one of a series of traction elements spaced along the path
The present invention is characterized to include a cylindrical cam that is provided to correspond to a moving path and possesses an engaging groove, the moving path moving in an uncoupled state with each of a plurality of carriers to which an object to be conveyed is respectively installed and the plurality of carriers being in states where a set of a plurality of first carriers and a set of a plurality of second carriers are alternately lined up, and a drive source that drives the cylindrical cam, wherein a first cylindrical cam and a second cylindrical cam, as the cylindrical cam, are respectively provided to correspond to a predetermined position in the moving path, the first cylindrical cam possessing an engaging groove with which only the first carriers are engageable and the second cylindrical cam possessing an engaging groove with which only the second carriers are engageable, a first drive source that drives the first cylindrical cam and a second drive source that drives the second cylindrical cam are included as the drive source, the engaging grooves of the first cylindrical cam and the second cylindrical cam are helical grooves that possess a first groove part and a second groove part, the second groove part being continuous with the first groove part, being positioned on a downstream side in a conveying direction with respect to the first groove part and having a pitch different from the pitch of the first groove part, and the second cylindrical cam rotates to move the second carrier that reached the first groove part when an interval of the first carriers is changed by the set of the plurality of the first carriers moving past the first groove part to reach the second groove part by a rotation of the first cylindrical cam.
B65G 47/28 - Devices influencing the relative position or the attitude of articles during transit by conveyors arranging the articles, e.g. varying spacing between individual articles during transit by a single conveyor
F16H 25/00 - Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
An overload limiting device includes: a rolling element; a rotatable first rotation member having a housing portion that houses the rolling element; a rotatable second rotation member having an engagement recess portion that engages detachably with the rolling element housed in the housing portion, the second rotation member being arranged opposing the first rotation member; a biasing member that biases the rolling element toward the engagement recess portion; and an adjustment nut that adjusts a biasing force of the biasing member by moving in a rotation axis direction of the first rotation member, the adjustment nut being provided to the first rotation member, the first rotation member including a scale showing a position of the adjustment nut in the rotation axis direction.
F16D 7/08 - Slip couplings, e.g. slipping on overload, for absorbing shock of the ratchet type with intermediate balls or rollers moving axially between engagement and disengagement
F16D 43/206 - Internally controlled automatic clutches actuated entirely mechanically controlled by torque, e.g. overload-release clutches, slip-clutches with means by which torque varies the clutching pressure of the ratchet type with intermediate balls or rollers moving axially between engagement and disengagement
A cam device includes a first member including a plurality of cam followers arranged in a row direction and a second member including a rotatable cam with an engaging groove, on an outer circumferential surface thereof, to be engaged with the cam followers, the second member moving relatively with respect to the first member in the row direction by rotating the cam and making the plurality of the cam followers engage successively in the engaging groove, wherein the second member includes a gear that rotates the cam by engaging with the cam, and second teeth that mesh with first teeth of the gear are provided on the outer circumferential surface of the cam.
F16H 3/06 - Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion with worm and worm-wheel or gears essentially having helical or herring-bone teeth
F16H 25/24 - Elements essential to such mechanisms, e.g. screws, nuts
F16H 25/22 - Screw mechanisms with balls, rollers, or similar members between the co-operating partsElements essential to the use of such members
B23Q 5/34 - Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
