The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The
speed regulating mechanism 2 comprises a
speed regulating box 21, the right side of the
speed regulating box 21 is fixedly connected with a connecting
plate 23 through a
cylinder 22, the bottom of the connecting
plate 23 is fixedly connected with a
mounting shell 24, the bottom of the
mounting shell 24 is provided with a
heat dissipation hole 219, the bottom of the
mounting shell 24 is bonded with a
dust screen 220 at a position corresponding to the
heat dissipation hole 219, a
driving motor 25 is fixedly mounted in the
mounting shell 24, an output shaft of the
driving motor 25 is fixedly connected with a driving rotating
shaft 26, the left end of the driving rotating
shaft 26 sequentially penetrates through the
mounting shell 24 and the
speed regulating box 21 from right to left and extends into the
speed regulating box 21, the surface of the driving rotating
shaft 26 positioned in the
speed regulating box 21 is respectively and fixedly connected with a first
speed regulating gear 27, a second
speed regulating gear 28 and a third
speed regulating gear 29, the left side of the inner wall of the
speed regulating box 21 and positioned below the driving rotating
shaft 26 are fixedly connected with a
cross rod 210, the surface of the, the supporting
wheel 221 is connected with the bottom of the inner wall of the
speed adjusting box 21 in a sliding manner, the left end of the surface of the driving rotating
shaft 26 is fixedly connected with a first rotating
block 212, the surface of the first rotating
block 212 is sleeved with a first connecting
sleeve 213, the surface of the first rotating
block 212 is connected with the inner wall of the first connecting
sleeve 213 in a rolling manner through a
first ball 222, the bottom of the first connecting
sleeve 213 is fixedly connected with the top of the movable supporting
block 211, the top of the inner wall of the
speed adjusting box 21 is fixedly connected with a second connecting
sleeve 215 through a
fixing rod 214, a second rotating
block 216 is movably connected in the second connecting
sleeve 215, the surface of the second rotating
block 216 is connected with the inner wall of the second connecting
sleeve 215 in a rolling manner through a
second ball 223, a rotating rod 217 is fixedly connected to the inner side of the second rotating
block 216, the right end of the rotating rod 217 penetrates through the second connecting
sleeve 215 and extends to the outer part of the second connecting
sleeve 215, and a
transmission gear 218, a connecting
rod 224 is fixedly connected to the middle point on the right side of the
transmission gear 218, a
rolling bearing 225 is fixedly connected to the right side of the inner wall of the
speed adjusting box 21 corresponding to the connecting
rod 224, the right end of the connecting
rod 224 penetrates through the
rolling bearing 225 and extends to the inside of the connecting rod to be movably connected with the connecting rod, the left end of the rotating rod 217 penetrates through the second connecting
sleeve 215 and the
speed adjusting box 21 from right to left in sequence and extends to the outside of the
speed adjusting box 21 to be fixedly connected with the driving end of the
turning machine body 1, through the arrangement of a
heat dissipation hole 219 and a
dust screen 220, the
heat dissipation hole 219 is beneficial to heat dissipation of the
driving motor 25, the
dust screen 220 can prevent external dust from entering the driving
motor 25 through the
heat dissipation hole 219 and affecting the service life, through the arrangement of a supporting
wheel 221, the movable supporting
block 211 is supported in a rolling manner from up and down direction, through the arrangement of a, Friction and abrasion during rotation in the second connecting
sleeve 215 can be achieved, the rotating rod 217 and the
transmission gear 218 can be movably supported from the right side by arranging the connecting
rod 224 and the
rolling bearing 225, the accuracy during transmission is improved, the connecting
plate 23 can be driven to move left and right by the
air cylinder 22 according to the transmission speed requirement, the driving
motor 25 is further driven to move left and right, the first
speed regulating gear 27, the second
speed regulating gear 28 and the third
speed regulating gear 29 with different tooth numbers are meshed with the
transmission gear 218, after the driving
motor 25 is started, the
rotating shaft 26 is driven to drive the lower gear to rotate, the first rotating
block 212 rotates in the first connecting
sleeve 213, the left end head of the driving rotating
shaft 26 is supported by the
cross rod 210 and the movable supporting
block 211, the
transmission gear 218 meshed with the first rotating
block 212 drives the rotating rod 217 to rotate under the movable support of the second rotating
block 216 and the second connecting
sleeve 215, and accordingly the driving end of the turning
machine body 1 is, realize the speed governing, this cornering machine of speed governing of being convenient for, structural design is reasonable, and convenient to use can be fast effectual adjusts the cornering machine conveying speed, operation labour saving and time saving, and efficiency is higher, and the practicality is good, has satisfied diversified user demand.
When the transmission device is used, according to the requirement of transmission speed, the
air cylinder 22 is utilized to drive the connecting
plate 23 to move left and right, so as to drive the driving
motor 25 to move left and right, the first speed regulating
gear 27, the second
speed regulating gear 28 and the third
speed regulating gear 29 with different tooth numbers are meshed with the
transmission gear 218, after the driving
motor 25 is started, the driving rotating
shaft 26 drives the lower gear to rotate, the first rotating
block 212 rotates in the first connecting
sleeve 213, the left end of the driving rotating
shaft 26 is supported by the
cross rod 210 and the movable supporting
block 211, the
transmission gear 218 meshed with the first rotating block drives the rotating rod 217 to rotate under the movable support of the second rotating
block 216 and the second connecting
sleeve 215, so as to drive the driving end of the
turning machine body 1 to rotate, and realize speed regulation.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.