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CN-122014826-A - Corner harmonic reducer

CN122014826ACN 122014826 ACN122014826 ACN 122014826ACN-122014826-A

Abstract

The invention provides a corner harmonic reducer, which belongs to the technical field of reducers and comprises an upper shell, wherein a lower shell is arranged on the left side of the upper shell, the upper shell is connected with the lower shell through a plurality of fasteners, a first bevel gear is arranged on the inner side of an input shaft, which stretches into the upper shell, one end of an output shaft stretches into the inner side of the lower shell, a second bevel gear meshed with the first bevel gear is arranged on the inner side of the output shaft, a wave generator is sleeved on the other end of the output shaft, the left end of the lower shell is fixedly connected with a steel wheel through a screw IV, a flexible wheel is arranged between the steel wheel and the wave generator, the flexible wheel is connected with the wave generator through a flexible bearing, the left side of the steel wheel is connected with a cross bearing through a screw III, and the other end of the flexible wheel is connected with the inner ring of the cross bearing through a screw V. The invention solves the problems that the existing harmonic reducer cannot meet the angle requirement, meanwhile, the transmission and positioning precision of the traditional planetary reducer is not high, and the cost is greatly increased when two harmonic reducers are used for coping.

Inventors

  • WANG YOULI
  • YUAN HENG
  • XU QUAN
  • CHENG WEINA

Assignees

  • 浙江丰立智能科技股份有限公司

Dates

Publication Date
20260512
Application Date
20260408

Claims (8)

  1. 1. The utility model provides a corner harmonic speed reducer, a serial communication port, including the upper housing, the inferior valve is installed in the left side of upper housing, upper housing and inferior valve are connected through a plurality of fasteners, the input shaft is installed through deep groove ball bearing on the upper housing, the upper end of upper housing is connected firmly the motor flange through screw two, bevel gear one is installed to the inboard that the lower extreme of input shaft stretches into the upper housing, the output shaft is installed through biserial angular contact ball bearing on the inferior valve, bevel gear two with bevel gear one meshing is installed to the inboard that one end of output shaft stretches into the inferior valve, the wave generator is being overlapped to the other end of output shaft, the tip of output shaft is connected firmly the limiting plate through screw one, the tip and the limiting plate contact of wave generator, the left end of inferior valve is connected firmly the steel wheel through screw four, install the flexbile wheel between steel wheel and the wave generator, link through the flexbile bearing between flexbile wheel and the wave generator, the left side of steel wheel is connected through screw three cross bearing, the other end of flexbile wheel is connected through screw five with the inner ring of cross bearing.
  2. 2. The corner harmonic reducer of claim 1, wherein the oil seal framework is arranged above the deep groove ball bearing.
  3. 3. A corner harmonic reducer according to claim 1, wherein the fastener comprises: The connecting block is arranged on the lower shell, a connecting seat is arranged on the connecting block, a pair of first connecting ends which are arranged in a mirror image mode are arranged in the connecting seat, and the connecting block is screwed with a rotating cylinder which is hooped on the connecting seat; the fastener further comprises: the connecting column is screwed on the upper shell, the connecting column is embedded in the connecting seat, one side of the connecting column is provided with a pair of connecting ends II which are arranged in a mirror image mode, the connecting seat is provided with a butt joint unit connected with the connecting column, and the butt joint unit can work when the connecting column is embedded in the connecting seat to control the connecting ends II to move to a region which is matched with the connecting ends I; The butt joint unit comprises an arch-shaped opening I and a strip-shaped opening I which are reserved on the joint seat and are arranged in a mirror image mode, the edge parts of the arch-shaped opening I and the strip-shaped opening I are communicated, and a constraint rod which is movably connected with the arch-shaped opening I and the strip-shaped opening I is arranged on the peripheral surface of the joint column; The rotating stop unit is arranged in the rotating cylinder and is connected with the docking unit, the connecting seat is provided with a constraint unit connected with the rotating cylinder, and the rotating stop unit can work when the docking unit changes so as to stop the docking unit through the constraint unit; The rotary stop unit comprises a strip-shaped opening II, a curved opening I and an arch-shaped opening II which are reserved on the inner surface of the rotary cylinder and are arranged in a mirror image mode, the curved opening I is coiled on the peripheral surface of the rotary cylinder, the two sides of the curved opening I are respectively communicated with the side parts of the strip-shaped opening II and the arch-shaped opening II, the constraint rod is movably connected with the strip-shaped opening II, the curved opening I and the arch-shaped opening II, and a following part connected with the connecting seat is arranged in the rotary cylinder.
  4. 4. A corner harmonic reducer according to claim 3, wherein the following part comprises a second curved opening reserved on the inner surface of the rotating cylinder, the second curved opening is coiled on the peripheral surface of the rotating cylinder, a changing cylinder movably connected with the connecting seat is movably arranged in the rotating cylinder, a boss is arranged on the outer peripheral surface of the changing cylinder, the boss is movably connected with the second curved opening, the connecting seat is hooped with a second spiral beryllium copper wire, two sides of the second spiral beryllium copper wire are respectively clung to the connecting column, and a guiding part connected with the changing cylinder is arranged on the connecting seat.
  5. 5. A corner harmonic reducer according to claim 4, wherein the guiding portion comprises a restraining opening reserved on the inner surface of the changing cylinder, and a restraining strip movably connected with the restraining opening is arranged on the outer surface of the connecting seat.
  6. 6. A corner harmonic reducer according to claim 3, wherein the constraint unit comprises a channel reserved on the outer surface of the connecting seat, a changing table is movably arranged in the channel, a spiral beryllium copper wire III closely attached to the changing table is arranged in the channel, and a guiding unit connected with the changing table is arranged on the rotating cylinder.
  7. 7. The corner harmonic reducer of claim 6, wherein the guiding unit comprises an arch-shaped opening III, a strip-shaped opening III and an arch-shaped opening IV which are reserved on the wall surface of the rotating cylinder, the two sides of the strip-shaped opening III are respectively communicated with the sides of the arch-shaped opening III and the arch-shaped opening IV, and the changing table is provided with the avoiding unit.
  8. 8. The corner harmonic reducer of claim 7, wherein the avoiding unit comprises a wedge-shaped seat arranged on the side of the changing table, a supporting rod is arranged on the wedge-shaped seat, the supporting rod is movably connected with the third arch-shaped opening, the third strip-shaped opening and the fourth arch-shaped opening, and the operating table is arranged on the side of the supporting rod.

Description

Corner harmonic reducer Technical Field The invention belongs to the technical field of speed reducers, and particularly relates to a corner harmonic speed reducer. Background The speed reducer is a transmission device which is arranged between a motor and a working machine and is used for reducing the rotating speed and increasing the torque. And a harmonic reducer is one of them. The existing harmonic speed reducer is basically consistent with the direction of a motor shaft, two harmonic speed reducers are needed to deal with when angular dislocation exists, a planetary speed reducer is often used for dealing with the scene in the current speed reducer market, and the planetary speed reducer cannot meet the requirements of high precision and high positioning when the high precision and the high positioning requirements are needed, so that the conventional harmonic speed reducer cannot deal with the requirements of angles (in different directions of input and output), meanwhile, the transmission and the positioning precision of the conventional planetary speed reducer are not high, and the cost is greatly increased when the two harmonic speed reducers deal with. Disclosure of Invention The invention provides a corner harmonic reducer, which aims to solve the problems that the existing harmonic reducer cannot cope with the requirements of angles (different directions of input and output), meanwhile, the transmission and positioning precision of the traditional planetary reducer are not high, and the cost is greatly increased when two harmonic reducers are used for coping. The embodiment of the invention provides a corner harmonic reducer, which comprises an upper shell, wherein a lower shell is arranged on the left side of the upper shell, the upper shell is connected with the lower shell through a plurality of fasteners, an input shaft is arranged on the upper shell through a deep groove ball bearing, the upper end of the upper shell is fixedly connected with a motor flange through a screw II, a bevel gear I is arranged on the inner side of the lower end of the input shaft extending into the upper shell, an output shaft is arranged on the lower shell through a double-row angular contact ball bearing, a bevel gear II meshed with the bevel gear I is arranged on the inner side of one end of the output shaft extending into the lower shell, a wave generator is sleeved at the other end of the output shaft, the end of the output shaft is fixedly connected with a limiting plate through a screw I, the end of the wave generator is in contact with the limiting plate, the left end of the lower shell is fixedly connected with a steel wheel through a screw IV, a flexible wheel is arranged between the steel wheel and the wave generator through a flexible bearing, the left side of the steel wheel is connected with a cross bearing through a screw III, and the other end of the flexible wheel is connected with an inner ring of the cross bearing through a screw V. Further, an oil seal framework is arranged above the deep groove ball bearing. Further, the fastener comprises: The connecting block is arranged on the lower shell, a connecting seat is arranged on the connecting block, a pair of first connecting ends which are arranged in a mirror image mode are arranged in the connecting seat, and the connecting block is screwed with a rotating cylinder which is hooped on the connecting seat; the fastener further comprises: the connecting column is screwed on the upper shell, the connecting column is embedded in the connecting seat, one side of the connecting column is provided with a pair of connecting ends II which are arranged in a mirror image mode, the connecting seat is provided with a butt joint unit connected with the connecting column, and the butt joint unit can work when the connecting column is embedded in the connecting seat to control the connecting ends II to move to a region which is matched with the connecting ends I; The butt joint unit comprises an arch-shaped opening I and a strip-shaped opening I which are reserved on the joint seat and are arranged in a mirror image mode, the edge parts of the arch-shaped opening I and the strip-shaped opening I are communicated, and a constraint rod which is movably connected with the arch-shaped opening I and the strip-shaped opening I is arranged on the peripheral surface of the joint column; The rotating stop unit is arranged in the rotating cylinder and is connected with the docking unit, the connecting seat is provided with a constraint unit connected with the rotating cylinder, and the rotating stop unit can work when the docking unit changes so as to stop the docking unit through the constraint unit; The rotary stop unit comprises a strip-shaped opening II, a curved opening I and an arch-shaped opening II which are reserved on the inner surface of the rotary cylinder and are arranged in a mirror image mode, the curved opening I is coiled on the peripheral surface of t