CN211117377U

CN211117377U - Skewed tooth formula abrasionproof decreases speed reducer

Info

Publication number: CN211117377U
Application number: CN201921370847.3U
Authority: CN
Inventors: 林荣锋; 熊员信
Original assignee: Yancheng Ouster Transmission Machinery Co ltd
Current assignee: Yancheng Ouster Transmission Machinery Co ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-07-28
Anticipated expiration: 2029-08-22

Abstract

The utility model belongs to the technical field of mechanical equipment, in particular to an oblique tooth type anti-abrasion speed reducer, which comprises a speed reducer upper cover, a speed reducer lower cover, an action wheel rotating shaft and a driven wheel rotating shaft, wherein one side of the top end of the speed reducer upper cover is hinged with an opening and closing cover through a rotating shaft, the opening and closing cover is provided with an oil filling port, the speed reducer upper cover is provided with a connecting bolt, the connecting bolt penetrates through the speed reducer upper cover, and the speed reducer upper cover is fixed with the speed reducer lower cover through the connecting bolt in a screwed manner; when using this device, sheathe in the meshing tooth lock sleeve on the meshing tooth, then fix between meshing tooth lock sleeve and the meshing tooth through hexagon socket head cap screw, then the mating surface between the meshing tooth can take place to rub when using, can play the effect of a protection to the meshing tooth through the meshing tooth lock sleeve, makes between the mating surface carry out the transmission through the meshing tooth lock sleeve, can effectually prevent the condition of taking place to rub between the meshing tooth.

Description

Skewed tooth formula abrasionproof decreases speed reducer

Technical Field

The utility model relates to a mechanical equipment technical field specifically is a skewed tooth formula abrasionproof decreases speed reducer.

Background

A helical gear speed reducer is a novel speed reduction transmission device. By adopting the design concept of optimization and advanced module combination system, the helical gear speed reducer has the characteristics of small volume, light weight, large transmission torque, stable starting, fine transmission ratio grading and the like, saves space, is reliable and durable, has high overload bearing capacity and can reach 132 KW; the energy consumption is low, the performance is excellent, and the efficiency of the speed reducer reaches more than 95 percent; the vibration is small, the noise is low, and the energy is saved; selecting high-quality forged steel materials, a rigid cast iron box body and carrying out high-frequency heat treatment on the surface of the gear; through precision machining, the requirements of shaft parallelism and a positioning bearing are ensured, and the speed reducer forming the bevel gear transmission assembly is provided with various motors to be combined into mechanical and electrical integration, so that the use quality characteristic of a product is completely ensured.

Therefore, the Chinese patent discloses a helical gear speed reducer, with the application number (CN201610977506.7), the technology of the patent can output small offset, has compact structure, utilizes the space of the box body to the maximum extent, and has the first level, the second level and the third level in the same box body; the integral casting box body is adopted, the structural rigidity of the box body is good, the strength of a shaft is easy to improve, the service life of a bearing is easy to prolong, however, when the device is used, continuous friction is needed between gears, and the abrasion of meshing surfaces between the gears is possibly serious. Therefore, the person skilled in the art provides a skewed tooth type anti-wear speed reducer to solve the problems mentioned in the above background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a skewed tooth formula abrasionproof decreases speed reducer to solve the problem that proposes among the above-mentioned background art.

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

an oblique tooth type abrasion-proof speed reducer comprises an upper cover of the speed reducer, a lower cover of the speed reducer, a rotating shaft of a driving wheel and a rotating shaft of a driven wheel, wherein one side of the top end of the upper cover of the speed reducer is hinged with an opening and closing cover through the rotating shaft, an oil filling port is arranged on the opening and closing cover, the upper cover of the speed reducer is provided with a connecting bolt, the connecting bolt penetrates through the upper cover of the speed reducer, the upper cover of the speed reducer is fixedly connected with the lower cover of the speed reducer through the connecting bolt, the upper cover of the speed reducer and the lower cover of the speed reducer are internally provided with the driving wheel and the driven wheel which are mutually meshed, the driving wheel is rotatably connected with the upper cover of the speed reducer and the lower cover of the speed reducer through the rotating shaft of the driving wheel, the driven wheel is, the outer portion of the meshing tooth is connected with a meshing tooth clamping sleeve in a clamping mode, a bolt placing groove is formed in the meshing tooth clamping sleeve, an inner hexagonal bolt is arranged on the meshing tooth clamping sleeve, and the meshing tooth clamping sleeve are fixed through the inner hexagonal bolt in a threaded mode.

As a further aspect of the present invention: and a handle is arranged on the outer wall of one end, far away from the rotating shaft, of the opening and closing cover and is fixedly connected with the opening and closing cover.

As a further aspect of the present invention: the speed reducer base is arranged at the bottom of the lower cover of the speed reducer and fixedly connected with the lower cover of the speed reducer.

As a further aspect of the present invention: the driven wheel is in transition fit with the driven wheel rotating shaft, and the driving wheel is in transition fit with the driving wheel rotating shaft.

As a further aspect of the present invention: the hexagon socket head cap screw is located inside the screw placing groove.

As a further aspect of the present invention: the number of the hexagon socket head cap bolts on each meshing tooth is two, and the hexagon socket head cap bolts are symmetrically distributed on two sides of the meshing tooth.

As a further aspect of the present invention: the driven wheel is provided with a plurality of oil penetrating holes which are uniformly distributed on the side wall of the driven wheel.

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

1. when using this device, sheathe in the meshing tooth lock sleeve on the meshing tooth, then fix between meshing tooth lock sleeve and the meshing tooth through hexagon socket head cap screw, then the mating surface between the meshing tooth can take place to rub when using, can play the effect of a protection to the meshing tooth through the meshing tooth lock sleeve, makes between the mating surface carry out the transmission through the meshing tooth lock sleeve, can effectually prevent the condition of taking place to rub between the meshing tooth.

2. After the device is used for a period of time, when the meshing tooth clamping sleeve is abraded and needs to be replaced, the opening and closing cover is opened, then the hexagon socket bolts at two ends of the meshing tooth clamping sleeve are dismounted through the tool, and then the abraded meshing tooth clamping sleeve is removed, so that the replacement and maintenance efficiency of people is improved, and the use of people is facilitated.

Drawings

Fig. 1 is a schematic structural diagram of a helical tooth type abrasion-proof speed reducer;

fig. 2 is a schematic structural diagram between a driving wheel and a driven wheel in a helical tooth type abrasion-proof speed reducer;

fig. 3 is a schematic structural diagram of a driven wheel in a helical tooth type abrasion-proof speed reducer;

fig. 4 is a schematic structural diagram of meshing teeth in a helical tooth type abrasion-proof speed reducer;

fig. 5 is a front view of meshing teeth in a helical tooth type abrasion-proof speed reducer.

In the figure: 1. an upper cover of the reduction box; 11. a rotating shaft; 12. opening and closing the cover; 121. an oil filler; 122. a handle; 13. a connecting bolt; 2. a reduction box lower cover; 21. a reducer base; 3. a driving wheel rotating shaft; 31. a driving wheel; 4. a driven wheel rotating shaft; 5. a driven wheel; 51. meshing teeth; 511. the meshing tooth clamping sleeve; 512. a hexagon socket head cap screw; 513. a bolt placing groove; 52. An oil penetration hole.

Detailed Description

Referring to fig. 1 to 5, in the embodiment of the present invention, an oblique tooth type anti-wear speed reducer comprises a speed reducer upper cover 1, a speed reducer lower cover 2, a driving wheel rotating shaft 3 and a driven wheel rotating shaft 4, wherein an opening cover 12 is hinged to one side of the top end of the speed reducer upper cover 1 through a rotating shaft 11, an oil filler 121 is arranged on the opening cover 12, a connecting bolt 13 is arranged on the speed reducer upper cover 1, the connecting bolt 13 penetrates through the speed reducer upper cover 1, the speed reducer upper cover 1 is fixed to the speed reducer lower cover 2 through the connecting bolt 13, a driving wheel 31 and a driven wheel 5 which are mutually engaged are arranged inside the speed reducer upper cover 1 and the speed reducer lower cover 2, the driving wheel 31 is rotatably connected to the inside of the speed reducer upper cover 1 and the speed reducer lower cover 2 through the driving wheel rotating shaft 3, the driven wheel 5 is rotatably connected to the inside of the speed reducer upper cover 1, the external part of the engaging tooth 51 is connected with an engaging tooth clamping sleeve 511 in a clamping manner, a bolt placing groove 513 is formed in the engaging tooth clamping sleeve 511, an inner hexagon bolt 512 is arranged on the engaging tooth clamping sleeve 511, and the engaging tooth 51 and the engaging tooth clamping sleeve 511 are fixed through the inner hexagon bolt 512 in a threaded manner.

In fig. 1: an opening cover 12 is hinged to one side of the top end of an upper cover 1 of the reduction gearbox through a rotating shaft 11, an oil filling port 121 is formed in the opening cover 12, a handle 122 is arranged on the outer wall of one end, away from the rotating shaft 11, of the opening cover 12, the handle 122 is fixedly connected with the opening cover 12, when people need to open the opening cover 12, people can hold the handle 122 to pull upwards, the opening cover 12 can be opened, people can observe the running condition between gears in the device and the oil quantity of the reduction gearbox, people can conveniently fill oil through the oil filling port 121, a connecting bolt 13 is arranged on the upper cover 1 of the reduction gearbox, the connecting bolt 13 penetrates through the upper cover 1 of the reduction gearbox, the upper cover 1 of the reduction gearbox is fixedly connected with the lower cover 2 of the reduction gearbox through the connecting bolt 13, the upper cover 1 of the reduction gearbox and the lower cover 2 of the reduction gearbox are connected through the connecting bolt 13, a base 21 of the reduction gearbox is arranged at, can let device and external connection more stable through speed reducer base 21, the inside of reducing gear box upper cover 1 and reducing gear box lower cover 2 is equipped with intermeshing's action wheel 31 and follows driving wheel 5, action wheel 31 rotates through action wheel pivot 3 and connects in the inside of reducing gear box upper cover 1 and reducing gear box lower cover 2, follow driving wheel 5 and rotate the inside of connecting at reducing gear box upper cover 1 and reducing gear box lower cover 2 through following driving wheel pivot 4, make action wheel 31 in the pivoted, can drive and rotate from driving wheel 5 together.

In fig. 2: follow driving wheel 5 and follow driving wheel pivot 4 transition fit, driving wheel 31 and driving wheel pivot 3 transition fit, follow 5 outer wall fixedly connected with meshing tooth 51 of driving wheel for it is more stable when driving wheel 5 and driving wheel pivot 3 drive driving wheel 31 pivoted from driving wheel pivot 4 area, and driving wheel 31 can be to following driving wheel 5 transmission power through meshing tooth 51 in the pivoted time moreover.

In fig. 3: the driven wheel 5 is provided with a plurality of oil penetrating holes 52, the number of the oil penetrating holes 52 is multiple, the oil penetrating holes are evenly distributed on the side wall of the driven wheel 5, and the oil inside the device can flow through the oil penetrating holes 52, so that the lubricating effect of the device is better.

In fig. 4: the external snap-fit connection of meshing tooth 51 has meshing tooth clamping sleeve 511, is equipped with hexagon socket head cap screw 512 on the meshing tooth clamping sleeve 511, and the mating surface between the meshing tooth 51 can contact then takes place the friction when using, can play a guard's effect to the meshing tooth 51 through meshing tooth clamping sleeve 511, makes the mating surface between carry out the transmission through meshing tooth clamping sleeve 511, can effectually prevent the condition of taking place the friction between the meshing tooth 51.

In fig. 5: the bolt placing groove 513 has been seted up on the meshing tooth snap fit cover 511, meshing tooth 51 passes through hexagon socket head cap screw 512 spiro union with the meshing tooth snap fit cover 511 and fixes, the hexagon socket head cap screw 512 quantity on every meshing tooth 51 is two, and hexagon socket head cap screw 512 symmetric distribution is in meshing tooth 51 both sides, hexagon socket head cap screw 512 is located inside the bolt placing groove 513, can fix between meshing tooth snap fit cover 511 and the meshing tooth 51 through hexagon socket head cap screw 512, and the inside that hexagon socket head cap screw 512 is located bolt placing groove 513 can not cause the influence to the operation of device.

The utility model discloses a theory of operation is: when the device is used, the engaging teeth 51 are sleeved with the engaging teeth clamping sleeve 511, then the engaging teeth clamping sleeve 511 and the engaging teeth 51 are fixed through the hexagon socket head cap screws 512, then the engaging surfaces between the engaging teeth 51 can rub when the device is used, the engaging teeth 51 can be protected through the engaging teeth clamping sleeve 511, transmission between the engaging surfaces can be realized through the engaging teeth clamping sleeve 511, the condition of rubbing between the engaging teeth can be effectively prevented, when the device is used for a period of time, abrasion between the engaging teeth clamping sleeve 511 needs to be replaced, the handle 122 is held to open the opening and closing cover 12, then the hexagon socket head cap screws 512 at two ends of the engaging teeth clamping sleeve 511 are detached through tools, then the abraded engaging teeth clamping sleeve 511 is detached, and after replacement is finished, oil is filled into the device through the oil filling port 121, the replacement and maintenance efficiency of people is improved.

The above-mentioned, 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. The skewed tooth type anti-abrasion speed reducer is characterized by comprising an upper speed reducer cover (1), a lower speed reducer cover (2), a driving wheel rotating shaft (3) and a driven wheel rotating shaft (4), wherein one side of the top end of the upper speed reducer cover (1) is hinged with an opening and closing cover (12) through a rotating shaft (11), an oil filling opening (121) is formed in the opening and closing cover (12), a connecting bolt (13) is arranged on the upper speed reducer cover (1), and the connecting bolt (13) penetrates through the upper speed reducer cover (1);

the reduction gearbox upper cover (1) is fixed with the reduction gearbox lower cover (2) in a threaded manner through the connecting bolt (13), a driving wheel (31) and a driven wheel (5) which are meshed with each other are arranged inside the reduction gearbox upper cover (1) and the reduction gearbox lower cover (2), the driving wheel (31) is rotatably connected inside the reduction gearbox upper cover (1) and the reduction gearbox lower cover (2) through the driving wheel rotating shaft (3), and the driven wheel (5) is rotatably connected inside the reduction gearbox upper cover (1) and the reduction gearbox lower cover (2) through the driven wheel rotating shaft (4);

the outer wall of the driven wheel (5) is fixedly connected with meshing teeth (51), the outer portion of each meshing tooth (51) is connected with a meshing tooth clamping sleeve (511) in a clamping mode, a bolt placing groove (513) is formed in each meshing tooth clamping sleeve (511), an inner hexagonal bolt (512) is arranged on each meshing tooth clamping sleeve (511), and the meshing teeth (51) and the meshing tooth clamping sleeves (511) are fixed through the inner hexagonal bolts (512) in a threaded mode.

2. The helical tooth type abrasion-proof speed reducer according to claim 1, wherein a handle (122) is arranged on an outer wall of one end of the opening and closing cover (12) far away from the rotating shaft (11), and the handle (122) is fixedly connected with the opening and closing cover (12).

3. The helical tooth type abrasion-proof speed reducer according to claim 1, wherein a speed reducer base (21) is arranged at the bottom of the speed reducer lower cover (2), and the speed reducer base (21) is fixedly connected with the speed reducer lower cover (2).

4. The helical tooth type abrasion-proof speed reducer according to claim 1, wherein the driven wheel (5) is in transition fit with the driven wheel rotating shaft (4), and the driving wheel (31) is in transition fit with the driving wheel rotating shaft (3).

5. The helical tooth type wear-resistant speed reducer according to claim 1, wherein the hexagon socket head cap screw (512) is located inside the screw placing groove (513).

6. The helical tooth type wear-resistant speed reducer according to claim 1, wherein the number of the hexagon socket head cap bolts (512) on each meshing tooth (51) is two, and the hexagon socket head cap bolts (512) are symmetrically distributed on two sides of the meshing tooth (51).

7. The helical tooth type abrasion-proof speed reducer according to claim 1, wherein the driven wheel (5) is provided with a plurality of oil penetration holes (52), and the oil penetration holes (52) are uniformly distributed on the side wall of the driven wheel (5).