CN212377261U

CN212377261U - Wear-resistant speed reducer

Info

Publication number: CN212377261U
Application number: CN202020338321.3U
Authority: CN
Inventors: 邵旭
Original assignee: Taixing Huaxu Transmission Equipment Co Ltd
Current assignee: Taixing Huaxu Transmission Equipment Co Ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2021-01-19
Anticipated expiration: 2030-03-18

Abstract

The utility model discloses a wear-resistant speed reducer, which comprises a shell and a cover plate, wherein the front end of the shell is in through bolting with the cover plate through screws, the rear end of the cover plate is embedded with a gear bearing at the middle position, the rear side of the gear bearing is provided with a gear occluding disc in the shell, the periphery of the gear occluding disc is connected with a reduction gear at the inner side of the shell, the rear side of the gear occluding disc is also embedded with a gear bearing at the inner side wall body of the shell, the inner side of the shell is longitudinally connected with an output shaft at the centers of the cover plate, the gear occluding disc and the gear bearing, a screw rod is transversely arranged at the inner side of the shell above the reduction gear, screw bearings are embedded in the inner wall body of the shell at the left and right sides of the screw rod, and screw oil seals are embedded in the wall body of the shell at the outer side, the smoothness of the running component is improved, so that the long-term running of the equipment is kept.

Description

Wear-resistant speed reducer

Technical Field

The utility model belongs to the technical field of the speed reducer is relevant, concretely relates to stand wear and tear speed reducer.

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, plays a role in matching rotating speed and transmitting torque between the prime mover and the working machine or an actuating mechanism, and is widely applied to modern machinery.

The prior speed reducer technology has the following problems: the speed reducer can produce a small amount of metal debris in long-term operation, and when the metal debris lubricate the movement assembly along with lubricating oil, the debris easily appears and grinds the surface of the movement assembly, and then leads to the problem of reduction of the service life of an internal gear and a screw rod of the speed reducer.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stand wear and tear speed reducer to the speed reducer that proposes in solving above-mentioned background art can produce a small amount of metal debris in long-term operation, and when this metal debris was along with lubricating oil liquid lubrication motion subassembly, the easy piece that appears ground motion subassembly surface, and then the life decline problem that leads to speed reducer internal gear and screw rod.

In order to achieve the above object, the utility model provides a following technical scheme:

a wear-resistant speed reducer comprises a shell and a cover plate, wherein the front end of the shell is connected with the cover plate in a penetrating and bolting mode through screws, a gear bearing is embedded in the middle position of the rear end of the cover plate, a gear meshing disc is arranged on the rear side of the gear bearing and positioned in the shell, a reduction gear is connected to the periphery of the gear meshing disc on the inner side of the shell, the gear bearing is embedded in the inner side wall of the shell on the rear side of the gear meshing disc, an output shaft is longitudinally connected to the inner side of the shell at the centers of the cover plate, the gear meshing disc and the gear bearing, a screw is transversely arranged on the inner side of the shell above the reduction gear, screw bearings are embedded in the inner wall of the shell on the left side and the right side of the screw, a screw oil seal is embedded in the wall of the shell on the outer side of the screw bearings, and the screw is transversely inserted in the circle, the right-hand member of screw rod is connected with the input shaft through integrative casting mould on the right side that is located the casing, the top of casing is run through the embedding and is had the pneumatic valve, the right-hand member of casing transversely runs through being provided with the oil drain trench being close to bottom side edge, the inboard of oil drain trench is connected with magnetism through the mutual interlock between the screw thread and inhales the subassembly, magnetism is inhaled the subassembly and is included bolt and class toper magnetism and inhale the pole, the inboard bolt of oil drain trench, the one end of bolt is being located oil drain trench and is connected with class toper magnetism and inhale the pole.

Preferably, the gear bearings are arranged in two groups, and the gear bearings are respectively embedded into the wall body of the shell and the wall body of the cover plate.

Preferably, the reduction gear is meshed with the screw rod, and the screw rod and the reduction gear are both positioned in the inner cavity of the shell.

Preferably, the cover plate is sandwiched and sealed by a sealing gasket when bolted to the front end surface of the housing.

Preferably, the connecting part of the cone-like magnetic attraction rod and the bolt is arranged in a way that the end surface diameter is one to two.

Preferably, the screw bearing is provided with two sets ofly altogether, the specification and size of screw bearing is all unanimous, the screw bearing all imbeds in the inner wall department about the casing.

Preferably, the magnetic attraction component does not exceed the maximum transverse in-groove length of the oil drain groove when being inserted into the oil drain groove.

Preferably, the oil level of the cavity in the shell is not more than one third of the diameter of the reduction gear.

Compared with the prior art, the utility model provides a speed reducer that stand wear and tear possesses following beneficial effect:

the utility model discloses a novel magnetism inhales the subassembly, this magnetism inhales the subassembly bolt when setting up in the oil drain trench, it has included bolt and this two sets of structures of class toper magnetism suction rod when using, these two sets of structures can adsorb the sedimentary metal iron piece of bottom side in the casing after the built-up connection, and then avoid the piece to remove in lieing in the cavity along with lubricating oil liquid, and the unusual wear phenomenon of production, the setting of this subassembly, can keep the interior fluid cleanliness factor of cavity, improve the smooth degree of operation subassembly, thereby keep the long-term operation of equipment.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic view of the overall structure of a wear-resistant speed reducer according to the present invention;

fig. 2 is a schematic view of an internal cross-sectional structure of the wear-resistant speed reducer of the present invention;

fig. 3 is a schematic structural view of a magnetic attraction component in the wear-resistant speed reducer of the present invention;

in the figure: 1. an output shaft; 2. a cover plate; 3. an air valve; 4. a housing; 5. an input shaft; 6. a screw bearing; 7. a screw; 8. screw oil seal; 9. a magnetic component; 10. an oil drainage tank position; 11. a gear bearing; 12. a gear meshing disc; 13. a reduction gear; 91. a bolt; 92. a cone-like magnetic attraction rod.

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. 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.

Referring to fig. 1-3, the present invention provides a wear-resistant speed reducer, which comprises:

a wear-resistant speed reducer comprises a shell 4 and a cover plate 2, the cover plate 2 is bolted to the front end of the shell 4 in a penetrating mode through screws, the cover plate 2 is sealed in an interlayer mode through a sealing washer when being bolted to the surface of the front end of the shell 4, a gear bearing 11 is embedded in the middle of the rear end of the cover plate 2, a gear meshing plate 12 is arranged on the rear side of the gear bearing 11 and located in the shell 4, a reduction gear 13 is connected to the periphery of the gear meshing plate 12 and located on the inner side of the shell 4, a gear bearing 11 is embedded in the rear side of the gear meshing plate 12 and located on the inner side wall of the shell 4, and an output shaft 1 is longitudinally connected to the inner side of the shell 4 and located in the centers of the cover plate 2, the.

The utility model provides a stand wear and tear speed reducer, the inboard that lies in casing 4 including reduction gear 13 is transversely provided with screw rod 7, reduction gear 13 is the meshing with screw rod 7 and is connected the setting, screw rod 7 and reduction gear 13 all are in the inboard cavity of casing 4, screw rod 7's the left and right sides has screw bearing 6 in the interior wall embedding that lies in casing 4, screw bearing 6 is provided with two sets ofly altogether, screw bearing 6's specification and size is all unanimous, screw oil seal 8 is embedded at the wall body that lies in casing 4 in screw bearing 6's the outside, screw rod 7 transversely alternates in screw bearing 6 and screw oil seal 8 centre of a circle department, screw rod 7's right-hand member is connected with input shaft 5 through integrative casting mould on the right side that lies in casing.

The utility model provides a stand wear and tear speed reducer, it has pneumatic valve 3 to run through the embedding including the top of casing 4, the right-hand member of casing 4 transversely runs through being provided with oil drain trench 10 near bottom side edge, the inboard of oil drain trench 10 is connected with magnetism through the interlock each other between the screw thread and inhales subassembly 9, it does not exceed the biggest transverse groove internal length of oil drain trench 10 when pegging graft to oil drain trench 10 to inhale subassembly 9, magnetism inhales subassembly 9 and includes bolt 91 and class toper magnetism and inhales pole 92, the inboard bolted connection of oil drain trench 10 has bolt 91, the one end of bolt 91 is lieing in oil drain trench 10 and is connected in class toper magnetism and inhales pole 92, the department of being connected of class toper magnetism inhales pole 92 and bolt 91 is the one to two setting of terminal surface diameter.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back, through drive shaft connection in 5 departments of input shaft, and then under screw bearing 6 and screw rod oil blanket 8's sliding seal, transmit kinetic energy to screw rod 7 department, after that under the meshing speed reduction connection via screw rod 7 and reduction gear 13, transmit kinetic energy to gear interlock dish 12 department embedding output shaft 1, and then under output shaft 1's output, adjust the kinetic energy rotational speed, novel magnetism subassembly 9 has been adopted when using, bolt in oil drain trench 10 when setting up this magnetism subassembly 9, it has included these two sets of structures of bolt 91 and class toper magnetism suction rod 92 when using, these two sets of structures are behind the built-up connection, can adsorb the sedimentary metal iron piece of bottom side in the casing 4, and then avoid the piece to remove in lieing in the cavity along with lubricating oil liquid, and the unusual wear phenomenon of production.

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.

Claims

1. A wear-resistant speed reducer comprises a shell (4) and a cover plate (2), and is characterized in that: the front end of the shell (4) is in through bolting connection with a cover plate (2) through screws, the rear end of the cover plate (2) is embedded with a gear bearing (11) at the middle position, the rear side of the gear bearing (11) is provided with a gear meshing disc (12) at the shell (4), the periphery of the gear meshing disc (12) is connected with a reduction gear (13) at the inner side of the shell (4), the rear side of the gear meshing disc (12) is also embedded with the gear bearing (11) at the inner side wall body of the shell (4), the inner side of the shell (4) is longitudinally connected with an output shaft (1) at the centers of the cover plate (2), the gear meshing disc (12) and the gear bearing (11), a screw (7) is transversely arranged at the inner side of the shell (4) above the reduction gear (13), and screw bearings (6) are embedded at the inner wall body of the shell (4) at the left side and the right side of the screw (7), a screw oil seal (8) is embedded in the wall body of the shell (4) at the outer side of the screw bearing (6), the screw (7) is transversely inserted in the circle centers of the screw bearing (6) and the screw oil seal (8), the right end of the screw rod (7) is connected with an input shaft (5) on the right side of the shell (4) through an integral casting mold, an air valve (3) is embedded in the top end of the shell (4) in a penetrating way, an oil drainage groove (10) is transversely arranged at the right end of the shell (4) in a penetrating way near the bottom side edge, the inner side of the oil drainage groove (10) is connected with a magnetic attraction component (9) through mutual engagement between threads, the magnetic attraction component (9) comprises a bolt (91) and a cone-like magnetic attraction rod (92), the inboard bolt joint of oil drain trench (10) has bolt (91), the one end of bolt (91) is lieing in oil drain trench (10) in-connection and is similar toper magnetic pole (92).

2. A wear-resistant speed reducer according to claim 1, wherein: the gear bearings (11) are arranged in two groups, and the gear bearings (11) are embedded into the wall body of the shell (4) and the wall body of the cover plate (2) respectively.

3. A wear-resistant speed reducer according to claim 1, wherein: the reduction gear (13) is meshed with the screw (7) and is connected with the screw, and the screw (7) and the reduction gear (13) are both positioned in the inner side cavity of the shell (4).

4. A wear-resistant speed reducer according to claim 1, wherein: the cover plate (2) is in sandwich sealing by a sealing washer when bolted to the front end surface of the housing (4).

5. A wear-resistant speed reducer according to claim 1, wherein: the connecting part of the cone-like magnetic attraction rod (92) and the bolt (91) is arranged in a way that the end surface diameter is one to two.

6. A wear-resistant speed reducer according to claim 1, wherein: screw rod bearing (6) are provided with two sets ofly altogether, the specification and size of screw rod bearing (6) is all unanimous, screw rod bearing (6) all imbeds in the inner wall department about casing (4).

7. A wear-resistant speed reducer according to claim 1, wherein: the magnetic attraction component (9) is inserted into the oil drain groove (10) and does not exceed the maximum transverse groove length of the oil drain groove (10).

8. A wear-resistant speed reducer according to claim 1, wherein: the height of oil liquid in the cavity of the shell (4) is not more than one third of the diameter of the reduction gear (13).