CN214534384U

CN214534384U - Bevel gear speed reducer with bevel gear mounted on hollow flange shaft

Info

Publication number: CN214534384U
Application number: CN202120803375.7U
Authority: CN
Inventors: 刘洪军; 张国富
Original assignee: Zhejiang Dechi Transmission Technology Co ltd
Current assignee: Zhejiang Dechi Transmission Technology Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-10-29
Anticipated expiration: 2031-04-20

Abstract

The utility model relates to a bevel gear speed reducer technical field just discloses a bevel gear speed reducer of flange hollow shaft installation skewed tooth, including ring flange and hollow shaft, fixed cup jointing between hollow shaft and the ring flange, the helical gear has been cup jointed to the outer wall of hollow shaft, the fixed disc that is provided with in inside of hollow shaft, the inside of disc is rotated through first bearing and is connected with first bull stick, the right-hand member of first bull stick runs through the disc and extends right, and the first bevel gear of fixedly connected with, first bevel gear's meshing all around is connected with stop gear, the lateral wall of hollow shaft is encircleed and is equipped with four jacks, the inner wall of helical gear is encircleed and is equipped with four slots, stop gear is pegged graft through the activity between the jack that corresponds respectively and the slot that corresponds, the left end of first bull stick is fixed and is provided with second bevel gear. The utility model discloses a to the dismantlement of helical gear, be convenient for change it when its wearing and tearing appear and influence its normal use.

Description

Bevel gear speed reducer with bevel gear mounted on hollow flange shaft

Technical Field

The utility model relates to a bevel gear speed reducer technical field especially relates to a bevel gear speed reducer of flange hollow shaft installation skewed tooth.

Background

The speed reducer plays a role in matching rotating speed and transmitting torque between the prime mover and the working machine or the actuating mechanism, is relatively precise machinery, has the functions of reducing speed and increasing torque, is commonly used as a speed reduction transmission device between the prime mover and the working machine, plays a role in matching rotating speed and transmitting torque between the prime mover and the working machine or the actuating mechanism, and is widely applied to modern machinery.

The bevel gear of the bevel gear speed reducer with the bevel gear installed on the existing flange hollow shaft is usually fixedly sleeved with the hollow shaft, so that the bevel gear is inconvenient to replace when worn after long-time use, and the normal use of the bevel gear speed reducer is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art helical gear and the fixed setting of cup jointing of hollow shaft, in case when long-time use appears wearing and tearing, be not convenient for dismantle the change to it, influence its problem of normal use, and the bevel gear speed reducer of a flange hollow shaft installation skewed tooth that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a bevel gear speed reducer of flange hollow shaft installation skewed tooth, includes ring flange and hollow shaft, the fixed cup joint between hollow shaft and the ring flange, the helical gear has been cup jointed to the outer wall of hollow shaft, the fixed disc that is provided with in inside of hollow shaft, the inside of disc is rotated through first bearing and is connected with first bull stick, the right-hand member of first bull stick runs through the disc and extends right, and the first bevel gear of fixedly connected with, the meshing all around of first bevel gear is connected with stop gear, the lateral wall of hollow shaft is encircleed and is equipped with four jacks, the inner wall of helical gear is encircleed and is equipped with four slots, stop gear is pegged graft through the activity between the jack that corresponds and the slot respectively, the left end of first bull stick is fixed to be provided with second bevel gear, the left end meshing of second bevel gear is connected with actuating mechanism.

Preferably, the limiting mechanism comprises four screw rods and four third bevel gears, the front side wall of the disc is fixedly provided with four first fixing plates and four second fixing plates in a surrounding manner, the rod walls of the four screw rods are respectively and rotatably connected with the inner walls of the corresponding first fixing plates through third bearings, the left ends of the four screw rods are respectively and meshingly connected with the first bevel gears through the third bevel gears, the rod walls of the four screw rods are respectively and threadedly connected with internal thread pipes, and the four internal thread pipes are respectively and movably connected with the corresponding slots through corresponding jacks.

Preferably, the driving mechanism comprises a second rotating rod and a fourth bevel gear, the second rotating rod is arranged in the hollow shaft, the wall of the upper end rod is rotatably connected with the upper surface of the inner part of the hollow shaft through a second bearing, the fourth bevel gear is fixedly arranged at the lower end of the second rotating rod, and the first bevel gear is in meshing connection with the fourth bevel gear.

Preferably, through holes are formed in the four second fixing plates, the four internal thread pipes are movably sleeved with the corresponding through holes respectively, limiting blocks are fixedly arranged on two sides of one end, close to the first bevel gear, of the four internal thread pipes respectively, limiting rods are movably sleeved in the limiting blocks, and two ends of each limiting rod are fixedly connected with the corresponding first fixing plate and the corresponding second fixing plate respectively.

Preferably, the upper end of the second rotating rod penetrates through the hollow shaft and extends outwards, and the upper surface of the second rotating rod is provided with an inner hexagonal groove.

Preferably, the four screw rods and the four internal threaded pipes are all made of No. 45 steel.

Compared with the prior art, the utility model provides a bevel gear speed reducer of hollow axle installation skewed tooth of flange possesses following beneficial effect:

1. the bevel gear reducer with the bevel teeth mounted on the flange hollow shaft can utilize the limiting effect of the limiting mechanism to clamp the bevel gear through the limiting mechanism arranged on the right side wall of the disc, so that the bevel gear is fixedly mounted, and the normal use of the bevel gear is guaranteed.

2. This bevel gear speed reducer of flange hollow shaft installation skewed tooth through setting up in the actuating mechanism of first bull stick left end, can dismantle the helical gear when needs, realizes the control to stop gear through actuating mechanism's drive action to can be quick dismantle the helical gear.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses a to the dismantlement of helical gear, be convenient for change it when its wearing and tearing appear and influence its normal use.

Drawings

Fig. 1 is a schematic structural view of an bevel gear reducer with bevel teeth mounted on a hollow flange shaft according to the present invention;

FIG. 2 is a right side view of the disk and limiting mechanism of FIG. 1

Fig. 3 is an enlarged view of a portion a of fig. 2.

In the figure: the device comprises a flange plate 1, a hollow shaft 2, a helical gear 3, a disc 4, a first rotating rod 5, a first bevel gear 6, a second bevel gear 7, a lead screw 8, a third bevel gear 9, a first fixing plate 10, a second fixing plate 11, an internal threaded pipe 12, a second rotating rod 13, a fourth bevel gear 14, a limiting block 15 and a limiting rod 16.

Detailed Description

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a bevel gear reducer with bevel teeth mounted on a flange hollow shaft comprises a flange plate 1 and a hollow shaft 2, wherein the hollow shaft 2 is fixedly sleeved with the flange plate 1, a helical gear 3 is sleeved on the outer wall of the hollow shaft 2, a disc 4 is fixedly arranged inside the hollow shaft 2, a first rotating rod 5 is rotatably connected inside the disc 4 through a first bearing, the right end of the first rotating rod 5 penetrates through the disc 4 and extends rightwards, and fixedly connected with first bevel gear 6, the meshing is connected with stop gear around first bevel gear 6, the lateral wall of hollow shaft 2 has seted up four jacks around, the inner wall of helical gear 3 has set up four slots around, stop gear is respectively through the activity grafting between the jack that corresponds and the slot that corresponds, the left end of first pivot pole 5 is fixed and is provided with second bevel gear 7, the left end meshing of second bevel gear 7 is connected with actuating mechanism.

The limiting mechanism comprises four screw rods 8 and four third bevel gears 9, the front side wall of the disc 4 is fixedly provided with four first fixing plates 10 and four second fixing plates 11 in a surrounding mode, the rod walls of the four screw rods 8 are respectively connected with the inner walls of the corresponding first fixing plates 10 through third bearings in a rotating mode, the left end of each rod wall is connected with the corresponding first bevel gear 6 through the third bevel gears 9 in a meshing mode, the rod walls of the four screw rods 8 are respectively in threaded connection with an internal thread pipe 12, and the four internal thread pipes 12 are respectively movably connected with corresponding slots through corresponding jacks.

The driving mechanism comprises a second rotating rod 13 and a fourth bevel gear 14, the second rotating rod 13 is arranged inside the hollow shaft 2, the wall of an upper end rod is rotatably connected with the inner upper surface of the hollow shaft 2 through a second bearing, the fourth bevel gear 14 is fixedly arranged at the lower end of the second rotating rod 13, and the first bevel gear 6 is meshed with the fourth bevel gear 14, so that the first rotating rod 5 is driven to rotate when the second rotating rod 13 rotates.

The through-hole has all been seted up to four second fixed plates 11's inside, four internal thread pipes 12 cup joint with the activity between the through-hole that corresponds respectively, four internal thread pipes 12 are close to the one end both sides of first bevel gear 6 and fixedly are provided with stopper 15 respectively, the gag lever post 16 has been cup jointed in every stopper 15's inside homoenergetic, every gag lever post 16's both ends respectively with corresponding first fixed plate 10 and the second fixed plate 11 between fixed connection that corresponds, drive corresponding internal thread pipe 12 and rotate when avoiding four lead screw 8 pivoted.

The upper end of second bull stick 13 runs through hollow shaft 2 and outwards extends, and the upper surface has seted up interior hexagonal recess, is convenient for when needs are dismantled helical gear 3, dismantles through the hexagonal spanner.

Four lead screws 8 and four internal thread pipes 12 are all made of No. 45 steel, so that deformation in the using process is avoided.

The utility model discloses in, when needs are changed helical gear 3, drive second bull stick 13 through the hexagonal spanner and rotate, second bull stick 13 drives fourth bevel gear 14 and rotates, fourth bevel gear 14 drives second bevel gear 7 and rotates, second bevel gear 7 drives first bevel gear 6 through first bull stick 5 and rotates, first bevel gear 6 drives four third bevel gear 9 and rotates, four third bevel gear 9 drive the lead screw 8 rotation that corresponds respectively, four lead screw 8 pivoted simultaneously drive respectively corresponding stopper 15 and the corresponding gag lever post 16 between the activity cup joint drive corresponding internal thread pipe 12 motion, make four internal thread pipes 12 respectively with the slot between the corresponding slot separate, be convenient for change helical gear 3.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A bevel gear speed reducer for mounting bevel gears on a flange hollow shaft comprises a flange plate (1) and a hollow shaft (2), and is characterized in that the hollow shaft (2) and the flange plate (1) are fixedly sleeved, a bevel gear (3) is sleeved on the outer wall of the hollow shaft (2), a disc (4) is fixedly arranged inside the hollow shaft (2), a first rotating rod (5) is rotatably connected inside the disc (4) through a first bearing, the right end of the first rotating rod (5) penetrates through the disc (4) and extends rightwards, a first bevel gear (6) is fixedly connected with the disc, a limiting mechanism is meshed with the periphery of the first bevel gear (6), four jacks are arranged on the side wall of the hollow shaft (2) in a surrounding manner, four slots are arranged on the inner wall of the bevel gear (3) in a surrounding manner, and the limiting mechanism is movably inserted between the corresponding jacks and the corresponding slots respectively, a second bevel gear (7) is fixedly arranged at the left end of the first rotating rod (5), and a driving mechanism is connected to the left end of the second bevel gear (7) in a meshing manner.

2. The bevel gear reducer with the bevel teeth mounted on the hollow flange shaft according to claim 1, wherein the limiting mechanism comprises four lead screws (8) and four third bevel gears (9), the front side wall of the disk (4) is fixedly provided with four first fixing plates (10) and four second fixing plates (11) in a surrounding manner, the rod walls of the four lead screws (8) are respectively rotatably connected with the inner walls of the corresponding first fixing plates (10) through third bearings, the left ends of the four lead screws are respectively connected with the first bevel gears (6) through the third bevel gears (9) in a meshing manner, the rod walls of the four lead screws (8) are respectively in threaded connection with internal threaded pipes (12), and the four internal threaded pipes (12) are respectively movably inserted into the corresponding slots through corresponding insertion holes.

3. The bevel gear reducer with inclined teeth mounted on a flanged hollow shaft according to claim 1, wherein the driving mechanism comprises a second rotating rod (13) and a fourth bevel gear (14), the second rotating rod (13) is arranged inside the hollow shaft (2), the upper end rod wall is rotatably connected with the inner upper surface of the hollow shaft (2) through a second bearing, the fourth bevel gear (14) is fixedly arranged at the lower end of the second rotating rod (13), and the first bevel gear (6) is in meshing connection with the fourth bevel gear (14).

4. The bevel gear reducer with the bevel teeth mounted on the hollow flange shaft according to claim 2, wherein through holes are formed in the four second fixing plates (11), the four internal threaded pipes (12) are movably sleeved with the corresponding through holes, two sides of one end, close to the first bevel gear (6), of each internal threaded pipe (12) are fixedly provided with limit blocks (15), limit rods (16) are movably sleeved in the limit blocks (15), and two ends of each limit rod (16) are fixedly connected with the corresponding first fixing plate (10) and the corresponding second fixing plate (11).

5. The bevel gear reducer with the bevel teeth mounted on the hollow flange shaft as claimed in claim 3, wherein the upper end of the second rotating rod (13) penetrates through the hollow shaft (2) and extends outwards, and the upper surface of the second rotating rod is provided with a hexagon socket.

6. The bevel gear reducer with bevel teeth mounted on a hollow flange shaft according to claim 2, wherein four screw rods (8) and four internal threaded pipes (12) are made of No. 45 steel.