CN218718686U

CN218718686U - Heavy-duty worm gear speed reducer

Info

Publication number: CN218718686U
Application number: CN202222973680.8U
Authority: CN
Inventors: 沈建庆
Original assignee: Hangzhou Yidinghua Micro Transmission Equipment Co ltd
Current assignee: Hangzhou Yidinghua Micro Transmission Equipment Co ltd
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-03-24
Anticipated expiration: 2032-11-03

Abstract

The utility model provides a heavy load worm gear speed reducer belongs to speed reducer machinery technical field. This heavy load worm gear speed reducer, including base and cap, it has the tube cap to lead to articulate on the oil pipe, the tube cap through four groups of second fixed establishment that are equipped with lead oil pipe releasable connection, set up a plurality of air vent through the bottom of casing, rely on a plurality of air vent, can make the heat that the speed reducer produced when the function discharges, reduce the inside temperature of speed reducer, improve the life of speed reducer, through leading articulated tube cap on the oil pipe, rely on the second fixed establishment to make the tube cap open from leading oil pipe, make on lubricating oil leading-in to the worm through leading oil pipe, reduce the friction of worm wheel and worm, through four groups of first fixed establishment, can open the cap, the convenience is maintained the inside of speed reducer.

Description

Heavy-duty worm gear speed reducer

Technical Field

The utility model relates to a speed reducer machinery technical field particularly, relates to a heavy load worm gear speed reducer machine.

Background

The reducer is an independent part consisting of gear transmission, worm transmission and gear-worm transmission enclosed in a rigid shell, and is commonly used as a speed reduction transmission device between a prime mover and a working machine. The function of matching the rotation speed and transmitting the torque between the prime mover and the working machine or the actuating mechanism is very extensive in modern machinery.

The prior chinese patent publication No. CN208546507U discloses a speed reducer, which includes a motor main body, a motor shaft located inside the motor main body, a first bevel gear located at the end of the motor shaft, a second bevel gear in meshed connection with the first bevel gear, an output gear shaft connected with the second bevel gear, an output gear in meshed connection with the output gear shaft, and an output shaft connected with the output gear; the motor is characterized in that a bearing, a fixing clamping piece and a fixing step are arranged at the position, connected with the motor shaft, of the motor main body, the bearing is sleeved on the outer side of the motor shaft, and the fixing clamping piece and the fixing step are used for achieving fixing of the motor shaft. The utility model provides a speed reducer, motor shaft with through the transmission between twice gear wheel and the pinion between the output shaft, realize twice speed reduction, through the cooperation of two pairs of tooth axles and gear promptly, can realize the speed reduction of speed reducer, simple structure, convenient assembling practices thrift manufacturing cost.

The speed reducer has the advantages of realizing speed reduction twice, realizing speed reduction of the speed reducer, being simple in structure, convenient to assemble and saving production cost, but the speed reducer still has some defects such as: 1. the speed reducer has large friction during operation, and if no good lubrication is available, the abrasion of parts is too high, and the service life of the speed reducer is influenced. 2. The speed reducer is easy to generate high temperature during operation, and if the heat dissipation effect is not achieved, internal parts using the speed reducer may break down, so that the use of the speed reducer is easily influenced.

SUMMERY OF THE UTILITY MODEL

In order to compensate the above deficiency, the utility model provides a heavy load worm gear speed reducer to solve the problem that proposes in the above-mentioned background art.

The utility model provides a heavy-duty worm gear speed reducer, which comprises a base and a shell cover,

fixedly connected with casing on the base, the side of casing is provided with actuating mechanism, actuating mechanism's output transmission has worm and first connection pad, the casing rotates through the bearing and is connected with the connecting rod, fixedly connected with worm wheel and second connection pad on the connecting rod, the worm wheel with the worm meshing, a plurality of air vent has been seted up to the bottom of casing, the cap through the first fixed establishment that is equipped with casing releasable connection, oil pipe is led to fixedly connected with on the cover, it has the tube cap to lead to articulate on the oil pipe, the tube cap through four group's second fixed establishment that are equipped with lead oil pipe releasable connection.

In the above-mentioned realization in-process, a plurality of air vent is seted up through the bottom of casing, rely on a plurality of air vent, can make the heat that the speed reducer produced when functioning discharge, reduce the inside temperature of speed reducer, the life of speed reducer is improved, through leading articulated tube cap on the oil pipe, rely on second fixed establishment to make the tube cap open from leading oil pipe, make lubricating oil leading-in to the worm through leading oil pipe, reduce the friction of worm wheel and worm, through four first fixed establishment of group, can open the cap, the convenience is maintained the inside of speed reducer.

In a specific embodiment, the driving mechanism includes a servo motor and a guide rod, the servo motor is fixedly installed on the side surface of the housing, the guide rod is fixedly connected with the output end of the servo motor through a coupler, and the guide rod is fixedly connected with the worm.

In the implementation process, the servo motor drives the guide rod to rotate, so that the worm can rotate.

In a specific embodiment, the four sets of first fixing mechanisms respectively comprise a first fixing block, a second fixing block and a fixing bolt, the first fixing block is fixedly connected to the shell cover, the second fixing block is fixedly connected to the shell, and the first fixing block and the second fixing block are detachably connected through the fixing bolt.

In the implementation process, the fixing bolt is detached from the first fixing block and the second fixing block, so that the shell cover can be opened, and the inside of the speed reducer is conveniently maintained.

In a specific embodiment, the second fixing mechanism includes a first fixing plate, a second fixing plate and a fixing screw, the first fixing plate is fixedly connected to the tube cap, the second fixing plate is fixedly connected to the side surface of the oil guide tube, and the first fixing plate and the second fixing plate are detachably connected through the fixing screw.

In the implementation process, the fixing screw is detached from the first fixing plate and the second fixing plate, so that the pipe cover can be opened.

In a specific embodiment, the bottom of a plurality of the vent holes is provided with a dust screen.

In the implementation process, the arrangement of the dustproof net can ensure that the vent holes have a good dustproof effect.

In a specific embodiment, a plurality of reinforcing blocks are welded between the shell and the base, and the plurality of reinforcing blocks are all triangular reinforcing blocks.

In the implementation process, the reinforcing block is arranged to enable the shell and the base to be fixed more firmly.

In a specific embodiment, a plurality of connecting holes are formed in each of the first connecting disc and the second connecting disc.

In the implementation process, the first connecting disc and the second connecting disc can be conveniently connected with other accessories through the connecting holes.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a plurality of air vent is seted up to the bottom of casing, relies on a plurality of air vent, can reduce the inside temperature of speed reducer for the heat that the speed reducer produced when the function is discharged, improves the life of speed reducer.

2. The utility model discloses a lead articulated tube cap on the oil pipe, rely on second fixed establishment to make the tube cap open from leading oil pipe, make lubricating oil leading-in to the worm through leading oil pipe on, reduce the friction of worm wheel and worm, through the first fixed establishment of four groups, can open the cap, the convenience is maintained the inside of speed reducer.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view provided by the present invention;

fig. 2 is a schematic sectional view of the present invention;

fig. 3 is a schematic left-view structural diagram provided by the present invention;

fig. 4 is an enlarged schematic view of a point a in fig. 2 according to the present invention;

fig. 5 is an enlarged schematic view of the position B in fig. 2 according to the present invention.

In the figure: 10. a base; 101. a reinforcing block; 110. a housing; 120. a drive mechanism; 121. a servo motor; 122. a guide bar; 130. a worm; 140. a first splice tray; 141. connecting holes; 150. a connecting rod; 160. a worm gear; 170. a second connection pad; 180. a vent hole; 181. a dust screen; 20. a shell cover; 210. a first fixing mechanism; 211. a first fixed block; 212. a second fixed block; 213. fixing the bolt; 220. an oil guide pipe; 230. a tube cover; 240. a second fixing mechanism; 241. a first fixing plate; 242. a second fixing plate; 243. and fixing the screw rod.

Detailed Description

The technical solution in the embodiment of the present invention will be described below with reference to the accompanying drawings in the embodiment of the present invention.

To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the 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 reducer has great friction in the operation, if there is not good lubrication, probably lead to the wearing and tearing of part too high, influence the life of speed reducer, the speed reducer produces higher temperature easily when the operation, if there is not the radiating effect, probably use the internals of speed reducer to break down, set up a plurality of air vent 180 through the bottom of casing 110, rely on a plurality of air vent 180, can make the heat that the speed reducer produced when the operation discharge, reduce the inside temperature of speed reducer, improve the life of speed reducer, through leading articulated tube cap 230 on oil pipe 220, rely on second fixed establishment 240 to make tube cap 230 open from leading oil pipe 220, make lubricating oil leading-in to worm 130 on through leading oil pipe 220, reduce the friction of worm wheel 160 and worm 130, through four first fixed establishment 210 of group, can open shell cap 20, the convenience is maintained the inside of speed reducer.

Referring to fig. 1-5, the present invention provides a heavy-duty worm gear reducer, which comprises a base 10 and a housing cover 20,

the casing 110 is fixedly connected to the base 10, the driving mechanism 120 is arranged on the side surface of the casing 110, the worm 130 and the first connecting disc 140 are driven by the output end of the driving mechanism 120, the casing 110 is rotatably connected with the connecting rod 150 through a bearing, the worm wheel 160 and the second connecting disc 170 are fixedly connected to the connecting rod 150, the worm wheel 160 is meshed with the worm 130, a plurality of vent holes 180 are formed in the bottom of the casing 110, the casing cover 20 is detachably connected with the casing 110 through a first fixing mechanism 210, an oil guide pipe 220 is fixedly connected to the casing cover 20, a pipe cover 230 is hinged to the oil guide pipe 220, the pipe cover 230 is detachably connected with the oil guide pipe 220 through four groups of second fixing mechanisms 240, a plurality of vent holes 180 are formed in the bottom of the casing 110, heat generated when the speed reducer operates can be discharged through the plurality of vent holes 180, the temperature inside the speed reducer is reduced, the service life of the speed reducer is prolonged, the pipe cover 230 is opened from the oil guide pipe 220 through the second fixing mechanism 240, lubricating oil guide pipe 220 is guided to the worm oil pipe 130, friction between the worm wheel 160 and the worm oil pipe 130 is reduced, the casing cover can be conveniently maintained by the first four groups of fixing mechanisms 210.

In some specific embodiments, the driving mechanism 120 includes a servo motor 121 and a guide rod 122, the servo motor 121 is fixedly installed on a side surface of the housing 110, the guide rod 122 is fixedly connected to an output end of the servo motor 121 through a coupler, the guide rod 122 is fixedly connected to the worm 130, and the servo motor 121 drives the guide rod 122 to rotate, so that the worm 130 can rotate.

In some specific embodiments, the four sets of first fixing mechanisms 210 respectively include a first fixing block 211, a second fixing block 212 and fixing bolts 213, the first fixing block 211 is fixedly connected to the housing cover 20, the second fixing block 212 is fixedly connected to the housing 110, the first fixing block 211 and the second fixing block 212 are detachably connected through the fixing bolts 213, and are detached from the first fixing block 211 and the second fixing block 212 through the fixing bolts 213, so that the housing cover 20 can be opened, and the maintenance of the interior of the speed reducer is facilitated.

In some specific embodiments, the second fixing mechanism 240 includes a first fixing plate 241, a second fixing plate 242, and a fixing screw 243, the first fixing plate 241 is fixedly connected to the tube cover 230, the second fixing plate 242 is fixedly connected to a side surface of the oil guide tube 220, and the first fixing plate 241 and the second fixing plate 242 are detachably connected by the fixing screw 243 and are detached from the first fixing plate 241 and the second fixing plate 242 by the fixing screw 243, so that the tube cover 230 can be opened.

In some specific embodiments, the dust-proof net 181 is disposed at the bottom of the plurality of air holes 180, and the dust-proof net 181 is disposed to enable the air holes 180 to have a good dust-proof effect.

In some specific embodiments, a plurality of reinforcing blocks 101 are welded between the shell 110 and the base 10, the plurality of reinforcing blocks 101 are all arranged to be triangular reinforcing blocks, and the shell 110 and the base 10 can be fixed more firmly by the arrangement of the reinforcing blocks 101.

In some specific embodiments, the first connecting disc 140 and the second connecting disc 170 are respectively provided with a plurality of connecting holes 141, and the arrangement of the connecting holes 141 can facilitate the connection of the first connecting disc 140 and the second connecting disc 170 with other accessories.

The working principle of the heavy-duty worm gear speed reducer is as follows: during the use, drive worm 130 through servo motor 121 and rotate, worm 130 meshes with worm wheel 160, and then can make worm wheel 160 rotate, set up a plurality of air vent 180 through the bottom of casing 110, rely on a plurality of air vent 180, can make the heat that the speed reducer produced when operating discharge, reduce the inside temperature of speed reducer, improve the life of speed reducer, through leading articulated pipe cover 230 on oil pipe 220, rely on fixing screw 243 to pull down from first fixed block 241 and second fixed block 212, can make pipe cover 230 open from leading oil pipe 220, make lubricating oil leading-in to worm 130 on through leading oil pipe 220, reduce the friction of worm wheel 160 and worm 130, pull down from first fixed block 211 and second fixed block 212 through four fixing bolt 213, can open shell cover 20, the convenience is maintained the inside of speed reducer.

The above description is only an example of the present invention and is not intended to limit the scope of the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A heavy-duty worm gear speed reducer is characterized by comprising

The connecting device comprises a base (10), wherein a shell (110) is fixedly connected to the base (10), a driving mechanism (120) is arranged on the side face of the shell (110), a worm (130) and a first connecting disc (140) are driven by the output end of the driving mechanism (120), the shell (110) is rotatably connected with a connecting rod (150) through a bearing, a worm wheel (160) and a second connecting disc (170) are fixedly connected to the connecting rod (150), the worm wheel (160) is meshed with the worm (130), and a plurality of vent holes (180) are formed in the bottom of the shell (110);

the oil pipe cover comprises a shell cover (20), wherein the shell cover (20) is detachably connected with the shell (110) through a first fixing mechanism (210), an oil pipe (220) is fixedly connected to the shell cover (20), a pipe cover (230) is hinged to the oil pipe (220), and the pipe cover (230) is detachably connected with the oil pipe (220) through four groups of second fixing mechanisms (240).

2. The heavy-duty worm gear speed reducer according to claim 1, wherein the driving mechanism (120) comprises a servo motor (121) and a guide rod (122), the servo motor (121) is fixedly installed on a side surface of the housing (110), the guide rod (122) is fixedly connected with an output end of the servo motor (121) through a coupler, and the guide rod (122) is fixedly connected with the worm (130).

3. The heavy-duty worm-gear speed reducer according to claim 1, wherein four sets of the first fixing mechanisms (210) respectively comprise a first fixing block (211), a second fixing block (212) and a fixing bolt (213), the first fixing block (211) is fixedly connected to the housing cover (20), the second fixing block (212) is fixedly connected to the housing (110), and the first fixing block (211) and the second fixing block (212) are detachably connected through the fixing bolt (213).

4. The heavy-duty worm-gear speed reducer according to claim 1, wherein the second fixing mechanism (240) comprises a first fixing plate (241), a second fixing plate (242) and a fixing screw (243), the first fixing plate (241) is fixedly connected to the tube cover (230), the second fixing plate (242) is fixedly connected to the side surface of the oil guide tube (220), and the first fixing plate (241) and the second fixing plate (242) are detachably connected through the fixing screw (243).

5. The heavy-duty worm gear reducer according to claim 1, wherein the bottom of a plurality of said ventilation holes (180) is provided with a dust screen (181).

6. The heavy-duty worm gear reducer according to claim 1, wherein a plurality of reinforcing blocks (101) are welded between the housing (110) and the base (10), and the plurality of reinforcing blocks (101) are all arranged to be triangular reinforcing blocks.

7. The heavy-duty worm gear reducer according to claim 1, wherein the first connecting disc (140) and the second connecting disc (170) are provided with a plurality of connecting holes (141).