CN212868381U

CN212868381U - Slewing mechanism of speed reducer for metallurgical production line convenient to install

Info

Publication number: CN212868381U
Application number: CN202021466009.9U
Authority: CN
Inventors: 刘冬; 刘铁勇
Original assignee: Buffalo Tianjin Transmission Equipment Co ltd
Current assignee: Buffalo Tianjin Transmission Equipment Co ltd
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-04-02
Anticipated expiration: 2030-07-23

Abstract

The utility model discloses an slewing mechanism of speed reducer for metallurgical production line easy to assemble, its structure includes action wheel, input shaft, first shaft coupling, supplementary sealing device, first from driving wheel, second shaft coupling, output shaft, second from driving wheel and connecting piece, the utility model discloses an slewing mechanism of speed reducer for metallurgical production line easy to assemble, through having set up supplementary sealing device at the preceding terminal surface top middle part of first shaft coupling, it is the user rotation handle, handle drive fixing device downstream, fixing device drives sealing device and seals the operation to the input shaft to inside can preventing that the dust from entering into the speed reducer when using the speed reducer, alleviateed staff's burden, accelerated work efficiency.

Description

Slewing mechanism of speed reducer for metallurgical production line convenient to install

Technical Field

The utility model relates to a slewing mechanism technical field, concretely relates to slewing mechanism of speed reducer for metallurgical production line easy to assemble.

Background

The speed reducer is an independent component consisting of gear transmission, worm transmission and gear-worm transmission which are enclosed in a rigid shell, is commonly used as a speed reduction transmission device between a prime mover and a working machine, and plays a role in matching rotating speed and transmitting torque between the prime mover and the working machine or an executing mechanism, so that a rotating mechanism of the speed reducer is required for adjusting the speed.

And the slewing mechanism of current speed reducer is in the use, because slewing mechanism places inside the speed reducer, when using the speed reducer, the input shaft stretches out from the speed reducer is inside to probably lead to outside dust to enter into the speed reducer through the gap inside, thereby need the manual clearance input shaft of staff, increased staff's work burden, reduced work efficiency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the rotating mechanism of the speed reducer for the metallurgical production line is convenient to install, and the problems that the rotating mechanism is placed inside the speed reducer, when the speed reducer is used, an input shaft extends out of the inside of the speed reducer, so that external dust possibly enters the inside of the speed reducer through a gap, the input shaft needs to be manually cleaned by workers, the workload of the workers is increased, and the working efficiency is reduced are solved.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a slewing mechanism of speed reducer for metallurgical production line easy to assemble, including the action wheel, action wheel left surface middle part is rotated with the input shaft lateral surface and is connected, the input shaft left surface is connected with first shaft coupling right flank middle part, terminal surface top middle part and supplementary sealing device back welding before the first shaft coupling, supplementary sealing device includes connecting rod, fixing device, first connecting plate and sealing device, terminal surface top middle part and connecting rod back welding before the first shaft coupling, the connecting rod front end is fixed through the welding with fixing device back middle part, fixing device bottom face middle part is connected with first connecting plate top face, first connecting plate bottom face and sealing device top face middle part welding.

The driving wheel right side face is provided with a first driven wheel, the left side face of the first driven wheel is welded with the middle of the right side face of the second coupling, the right side face of the first driven wheel is rotatably connected with the outer surface of the output shaft, the right side face of the output shaft is connected with the middle of the left side face of a second driven wheel, and the middle of the right side face of the second driven wheel is fixed with the left side face of the connecting piece through welding.

The fixing device comprises a shell, a rotating shaft, a handle, a screw rod, a second connecting plate, a fixing plate, a bottom plate, a fixing shaft and a fixing clamp, wherein the front end face of the connecting rod is welded with the middle of the back of the shell, the middle of the top end face of the shell is rotationally connected with the bottom end face of the rotating shaft, the top end face of the rotating shaft is fixed with the middle of the bottom end face of the handle through welding, the middle of the bottom end face of the rotating shaft is connected with the top end face of the screw rod, the bottom end face of the screw rod is welded with the middle of the top end face of the second connecting plate, the bottom end face of the second connecting plate is provided with the fixing plate, the bottom end face of the fixing plate is welded with the.

The sealing device comprises a fixed sleeve ring, a through hole and a sealing washer, the bottom end face of the first connecting plate is welded with the middle of the top end face of the fixed sleeve ring, the middle of the top end face of the fixed sleeve ring is provided with the through hole, and the bottom end inside the fixed sleeve ring is connected with the bottom end face of the sealing washer.

The sealing washer comprises a silica gel layer and a stainless steel layer, the middle of the bottom end face inside the sealing washer is connected with the bottom end face of the stainless steel layer, and the top end face of the stainless steel layer is bonded with the bottom end face of the silica gel layer.

The screw rod is a cylinder with the length of 20cm, and the movable length range of the screw rod is 0-5 cm.

The width of the sealing washer is 2cm shorter than that of the fixing sleeve, and the contact surfaces of the silica gel layer and the stainless steel layer are completely overlapped.

The diameter of the fixed shaft is 5cm shorter than that of the through hole, and the bottom end of the fixed shaft penetrates through the fixed lantern ring.

The screw rod is made of No. 45 steel.

The silica gel layer is pore silica gel material.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

for solving because slewing mechanism places inside the speed reducer, when using the speed reducer, the input shaft stretches out from the speed reducer is inside, thereby probably lead to outside dust to enter into inside the speed reducer through the gap, thereby need the manual clearance input shaft of staff, staff's work burden has been increased, work efficiency's problem has been reduced, through having set up supplementary sealing device at first shaft coupling front end face top middle part, it rotates the handle to be the user, the handle drives fixing device downstream, fixing device drives sealing device and seals up the operation to the input shaft, thereby can prevent that the dust from entering inside the speed reducer when using the speed reducer, staff's burden has been alleviateed, and work efficiency is accelerated.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the auxiliary sealing device of the present invention;

fig. 3 is a schematic sectional view of the structure fixing device of the present invention;

FIG. 4 is a schematic view of the structural sealing device of the present invention;

fig. 5 is a schematic cross-sectional view of the sealing gasket of the present invention.

In the figure: the driving wheel-1, the input shaft-2, the first coupler-3, the auxiliary sealing device-4, the connecting rod-41, the fixing device-42, the shell-421, the rotating shaft-422, the handle-423, the screw-424, the second connecting plate-425, the fixing plate-426, the bottom plate-427, the fixing shaft-428, the fixing clip-429, the first connecting plate-43, the sealing device-44, the fixing collar-441, the through hole-442, the sealing gasket-443, the silica gel layer-4431, the stainless steel layer-4432, the first driven wheel-5, the second coupler-6, the output shaft-7, the second driven wheel-8 and the connecting piece-9.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a rotation mechanism of a speed reducer for a metallurgical production line, which is easy to install: including action wheel 1, 1 left surface middle part of action wheel rotates with 2 lateral surfaces of input shaft to be connected, 2 left surfaces of input shaft are connected with 3 right flank middle parts of first shaft coupling, 3 preceding terminal surface top middle parts of first shaft coupling and the welding of 4 backs of supplementary sealing device, supplementary sealing device 4 includes connecting rod 41, fixing device 42, first connecting plate 43 and sealing device 44, 3 preceding terminal surface top middle parts of first shaft coupling and the welding of 41 backs of connecting rod, connecting rod 41 front end is fixed through the welding with fixing device 42 back middle parts, fixing device 42 bottom face middle part is connected with first connecting plate 43 top face, first connecting plate 43 bottom face and the welding of sealing device 44 top face middle part.

The right side of the driving wheel 1 is provided with a first driven wheel 5, the left side of the first driven wheel 5 is welded with the middle of the right side of the second coupling 6, the right side of the first driven wheel 5 is rotatably connected with the outer surface of an output shaft 7, the right side of the output shaft 7 is connected with the middle of the left side of a second driven wheel 8, and the middle of the right side of the second driven wheel 8 is fixed with the left side of a connecting piece 9 through welding.

The fixing device 42 comprises a shell 421, a rotating shaft 422, a handle 423, a screw rod 424, a second connecting plate 425, a fixing plate 426, a bottom plate 427, a fixing shaft 428 and a fixing clamp 429, wherein the front end face of the connecting rod 41 is welded with the middle of the back of the shell 421, the middle of the top end face of the shell 421 is rotatably connected with the bottom end face of the rotating shaft 422, the top end face of the rotating shaft 422 is fixed with the middle of the bottom end face of the handle 423 by welding, the middle of the bottom end face of the rotating shaft 422 is connected with the top end face of the screw rod 424, the bottom end face of the screw rod 424 is welded with the middle of the top end face of the second connecting plate 425, the bottom end face of the second connecting plate 425 is provided with the fixing plate 426, the bottom end face of the fixing plate 426 is welded with the middle of the top end.

The sealing device 44 comprises a fixed collar 441, a through hole 442 and a sealing gasket 443, the bottom end surface of the first connecting plate 43 is welded with the middle of the top end surface of the fixed collar 441, the through hole 442 is arranged in the middle of the top end surface of the fixed collar 441, and the bottom end inside the fixed collar 441 is connected with the bottom end surface of the sealing gasket 443.

The sealing washer 443 comprises a silica gel layer 4431 and a stainless steel layer 4432, the middle of the bottom end face of the inside of the sealing washer 443 is connected with the bottom end face of the stainless steel layer 4432, and the top end face of the stainless steel layer 4432 is bonded with the bottom end face of the silica gel layer 4431.

The screw 424 is a cylinder with the length of 20cm, the movable length range of the screw is 0-5cm, the movable length range is large, spindles with different diameters can be fixed, and the screw is convenient to use.

The width of the sealing gasket 443 is 2cm shorter than that of the fixing collar 441, and the contact surfaces of the silicone rubber layer 4431 and the stainless steel layer 4432 are completely overlapped, so that the sealing gasket 443 has more integrity.

The diameter of the fixing shaft 428 is 5cm shorter than that of the through hole 442, and the bottom end of the fixing shaft 428 penetrates through the fixing collar 441, so that the fixing shaft 428 can penetrate through the fixing collar 441 through the through hole 442.

Screw rod 424 is 45 # steel matter, and 45 # steel hardness is big, and intensity is high, can prolong device life.

The silica gel layer 4431 is made of fine-pore silica gel, and the fine-pore silica gel is soft in texture, so that the sealing performance is tighter.

The screw 424 of this patent: a cylinder with a helical groove cut on its outer surface or a cone with a conical helical groove cut on its outer surface, the screws having different heads, such as an outer hexagonal screw, a large flat screw, an inner hexagonal screw, etc. As known from the extrusion process, the screw rod works under the conditions of high temperature, certain corrosion, strong abrasion and large torque, so that the screw rod must have (1) high temperature resistance and no deformation at high temperature; (2) wear resistance and long service life; (3) corrosion resistance, and the material has corrosiveness; (4) the strength is high, and the high-speed high-torque high-speed motor can bear large torque; (5) the cutting machining performance is good; (6) small residual stress after heat treatment, small thermal deformation, etc.

The working principle is as follows: when a user wants to use the device, the rotating mechanism of the speed reducer for the metallurgical production line, which is conveniently installed, can be placed inside the speed reducer, the input shaft 2 is connected with the motor, when the user uses the speed reducer, the input shaft 2 extends out of the speed reducer, the output shaft at the front end of the motor drives the input shaft 2 to rotate, then the input shaft 2 drives the first coupling 3 to rotate, the first coupling 3 drives the driving wheel 1 to rotate, the driving wheel 1 is meshed with the first driven wheel 5, then the first driven wheel 5 is driven to rotate, further the first driven wheel 5 drives the output shaft 7 to rotate, the output shaft 7 drives the second driven wheel 8 to rotate, in order to prevent external dust from entering the speed reducer, the user rotates the handle 423, the handle 423 drives the rotating shaft 422 to rotate, then the rotating shaft 422 drives the screw 424 to rotate, the screw 424 drives the second connecting plate 425 to move downwards while rotating, the second connecting plate 425 drives the fixing shaft 428 to penetrate through the through hole 442 to move downwards, the fixing shaft 428 drives the fixing clamp 429 to move downwards, the fixing clamp 429 further fixes the input shaft 2 inside the fixing sleeve ring 441, then the sealing washer 443 inside the fixing sleeve ring 441 performs sealing work on the input shaft 2, external dust can be effectively prevented from entering the speed reducer through a gap, the workload of workers for manually cleaning the dust is avoided, and the working efficiency is improved.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The rotating mechanism of the speed reducer for the metallurgical production line convenient to install comprises a driving wheel (1), wherein the middle of the left side face of the driving wheel (1) is rotatably connected with the outer side face of an input shaft (2), and the left side face of the input shaft (2) is connected with the middle of the right side face of a first coupler (3);

the method is characterized in that: still include supplementary sealing device (4), terminal surface top middle part and supplementary sealing device (4) back welding before first shaft coupling (3), supplementary sealing device (4) are including connecting rod (41), fixing device (42), first connecting plate (43) and sealing device (44), terminal surface top middle part and connecting rod (41) back welding before first shaft coupling (3), connecting rod (41) front end is fixed through the welding with fixing device (42) back middle part, fixing device (42) bottom face middle part is connected with first connecting plate (43) top face, first connecting plate (43) bottom face and sealing device (44) top face middle part welding.

2. The rotating mechanism of the speed reducer for the metallurgical production line convenient to install according to claim 1, is characterized in that: the driving wheel (1) right flank is provided with first from driving wheel (5), first from driving wheel (5) left flank and second coupling (6) right flank middle part welding, first from driving wheel (5) right flank and output shaft (7) surface rotation are connected, output shaft (7) right flank and second are connected from driving wheel (8) left flank middle part, the second is fixed through the welding from driving wheel (8) right flank middle part and connecting piece (9) left flank.

3. The rotating mechanism of the speed reducer for the metallurgical production line convenient to install according to claim 1, is characterized in that: the fixing device (42) comprises a shell (421), a rotating shaft (422), a handle (423), a screw (424), a second connecting plate (425), a fixing plate (426), a bottom plate (427), a fixing shaft (428) and a fixing clamp (429), wherein the front end face of the connecting rod (41) is welded with the middle of the back of the shell (421), the middle of the top end face of the shell (421) is rotatably connected with the bottom end face of the rotating shaft (422), the top end face of the rotating shaft (422) is fixed with the middle of the bottom end face of the handle (423) through welding, the middle of the bottom end face of the rotating shaft (422) is connected with the top end face of the screw (424), the bottom end face of the screw (424) is welded with the middle of the top end face of the second connecting plate (425), the bottom end face of the second connecting plate (425) is provided with the fixing plate (426), the bottom end face of the fixing plate (426) is welded with the middle of the top end, the bottom end face of the fixed shaft (428) is welded with the middle part of the top end face of the fixed clamp (429).

4. The rotating mechanism of the speed reducer for the metallurgical production line convenient to install according to claim 1, is characterized in that: the sealing device (44) comprises a fixed sleeve ring (441), a through hole (442) and a sealing gasket (443), the bottom end face of the first connecting plate (43) is welded with the middle of the top end face of the fixed sleeve ring (441), the through hole (442) is formed in the middle of the top end face of the fixed sleeve ring (441), and the bottom end inside the fixed sleeve ring (441) is connected with the bottom end face of the sealing gasket (443).

5. The rotating mechanism of the speed reducer for the metallurgical production line convenient to install according to claim 4, is characterized in that: the sealing washer (443) comprises a silica gel layer (4431) and a stainless steel layer (4432), the middle of the bottom end face of the inside of the sealing washer (443) is connected with the bottom end face of the stainless steel layer (4432), and the top end face of the stainless steel layer (4432) is bonded with the bottom end face of the silica gel layer (4431).

6. The rotating mechanism of the speed reducer for the metallurgical production line convenient to install according to claim 3, is characterized in that: the screw rod (424) is a cylinder with the length of 20cm, and the movable length range of the screw rod is 0-5 cm.

7. The rotating mechanism of the speed reducer for the metallurgical production line convenient to install according to claim 5, is characterized in that: the width of the sealing gasket (443) is 2cm shorter than that of the fixing collar (441), and the contact surfaces of the silica gel layer (4431) and the stainless steel layer (4432) are completely overlapped.

8. The rotating mechanism of the speed reducer for the metallurgical production line convenient to install according to claim 3, is characterized in that: the diameter of the fixed shaft (428) is 5cm shorter than that of the through hole (442), and the bottom end of the fixed shaft (428) penetrates through the fixed lantern ring (441).