CN205026024U - Hard tooth -face speed reducer who operates steadily - Google Patents
Hard tooth -face speed reducer who operates steadily Download PDFInfo
- Publication number
- CN205026024U CN205026024U CN201520611193.4U CN201520611193U CN205026024U CN 205026024 U CN205026024 U CN 205026024U CN 201520611193 U CN201520611193 U CN 201520611193U CN 205026024 U CN205026024 U CN 205026024U
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- China
- Prior art keywords
- input
- flange
- speed reducer
- input shaft
- described input
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- Expired - Fee Related
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Abstract
The utility model discloses a hard tooth -face speed reducer who operates steadily, including the box, the one end of box is equipped with the connecting hole, installs the input module on the connecting hole, and the input module includes input flange and the suit input shaft in input flange, is equipped with input end bearing respectively between input flange's both ends and the input shaft, and input flange includes the flange body, and the both ends of flange body are equipped with the power end flange that is used for the speed reducer hold -carrying orchid of being connected with the connecting hole and is used for being connected with power device respectively, the input shaft includes the input shaft body, the input shaft body including the deferent segment that is used for set cogged with be used for with power device's output shaft's input section, be equipped with the keyway on the deferent segment, be equipped with the connection blind hole in the input section, be equipped with keyway or spline groove in connecting the blind hole, the bottom of connecting the blind hole is close to the deferent segment setting, the suit is equipped with rather than synchronous pivoted pinion on the deferent segment, is equipped with the drive gear group with little gear engagement in the box.
Description
Technical field
The utility model belongs to transmission art field, is specifically related to a kind of hard-tooth surface speed reducer.
Background technique
Publication number is that the Chinese patent of CN201843944U discloses a kind of rectangular-shaft hard-face gear reducer, comprise casing, input shaft, gear shaft, gear and output shaft, described input shaft is bevel gear shaft, namely one end of described input shaft is cone toothing, described gear shaft is provided with by dynamic bevel gear, described output shaft installs gear, cone tooth and the described driven gear of described input shaft are connected with a joggle, described gear shaft is connected with the gears meshing be arranged on output shaft, and described input shaft, gear shaft and output shaft are arranged on casing.
Although this rectangular-shaft hard-face gear reducer has compact structure to a certain extent, be convenient to install, bearing capacity Qiang Heke passes on powerful advantage, but it still exists the long defect of input flange, cause the span of input end bearing larger, adopt the high speed pinion gear of cantilever support can produce certain radial forces in transmission process, radial forces acts on input end bearing, causes input end bearing wear to be accelerated, reduces its working life.
Summary of the invention
In view of this, the purpose of this utility model is to provide a kind of hard-tooth surface speed reducer operated steadily, and effectively can not only improve the working life of input end bearing, and runs more steady, cost-saving.
For achieving the above object, the utility model provides following technological scheme:
A kind of hard-tooth surface speed reducer operated steadily, comprise casing, one end of described casing is provided with attachment hole, described attachment hole is provided with input assembly, described input assembly comprises input flange and is sleeved on the input shaft in described input flange, input end bearing is respectively equipped with between the two ends of described input flange and described input shaft, described input flange comprises flange body, and the two ends of described flange body are respectively equipped with the speed reducer end flange for being connected with described attachment hole and the power end flange for being connected with power plant; Described input shaft comprises input shaft body, described input shaft body comprises output section for set gear and the input section for being connected with the output shaft of power plant, described output section is provided with keyway, connection blind hole is provided with in described input section, be provided with keyway or spline in described connection blind hole, the bottom of described connection blind hole is arranged near described output section; On described output section, cover is equiped with the small gear with its synchronous axial system, is provided with the driving gear set engaged with described small gear in described casing.
Further, described flange body is provided with the screw between two described input end bearings.
Further, the spacing between described speed reducer end flange and power end flange equals the 1-1.5 of described input shaft external diameter doubly.
Further, central through bore is provided with in described flange body, one end of described central through bore is provided with and extends radially inwardly and baffle ring for coordinating with the outer ring of described input end bearing, the other end of described central through bore is provided with the mounting groove for installing bearing limiting block circle, and described input shaft body is provided with the annular protrusion coordinated between two described input end bearings and with the inner ring of input end bearing.
The beneficial effects of the utility model are:
The hard-tooth surface speed reducer that the utility model operates steadily, arranges speed reducer end flange and power end flange respectively by the two ends at input flange, can be connected with power plant with speed reducer easily, compact structure; By arranging connection blind hole in the input section of input shaft, can be in transmission connection with the input shaft of power plant easily, cut at the bottom of the hole connecting blind hole near output section, effectively can shorten the length of input shaft and shorten the length of input flange, even if receive the effect of radial force at small gear under, the Moment produced input end bearing is also less, effectively can improve the working life of input end bearing, run more steady; In addition, shorten the length of input assembly, foundry goods or steel part cost can also be saved, save the space that client installs power plant.
Accompanying drawing explanation
In order to make the purpose of this utility model, technological scheme and beneficial effect clearly, the utility model provides following accompanying drawing to be described:
Fig. 1 is the structural representation of the hard-tooth surface speed reducer embodiment that the utility model operates steadily;
Fig. 2 is the structural representation of input assembly.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, and to make those skilled in the art better can understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
As shown in Figure 1, the structural representation of the hard-tooth surface speed reducer embodiment operated steadily for the utility model.The hard-tooth surface speed reducer that the present embodiment operates steadily, comprises casing 1, and one end of casing 1 is provided with attachment hole, and attachment hole is provided with input assembly.The input shaft 3 that input assembly comprises input flange 2 and is sleeved in input flange 2.Be respectively equipped with input end bearing 4 between the two ends of input flange 2 and input shaft 3, input flange 2 comprises flange body, and the two ends of flange body are respectively equipped with the speed reducer end flange 5 for being connected with attachment hole and the power end flange 6 for being connected with power plant.Input shaft 3 comprises input shaft body, input shaft body comprises output section 7 for set gear and the input section 8 for being connected with the output shaft of power plant, output section 7 is provided with keyway 9, be provided with in input section 8 and connect blind hole 10, connect in blind hole 10 and be provided with keyway or spline, the bottom connecting blind hole 10 is arranged near output section.On output section 7, cover is equiped with the small gear 11 with its synchronous axial system, is provided with the driving gear set 12 engaged with small gear 11 in casing 1.The flange body of the present embodiment is provided with the screw 13 between two input end bearings 4.
Further, the spacing between speed reducer end flange 5 and power end flange 6 equals the 1-1.5 of input shaft 3 external diameter doubly.Spacing between the speed reducer end flange 5 of the present embodiment and power end flange 6 equals 1.2 times of input shaft 3 external diameter, ensureing under condition easy to connect, effectively can shorten the spacing between speed reducer end flange 5 and power end flange 6, and then shorten the length of input assembly.
Further, central through bore 14 is provided with in flange body, central through bore 14 is provided with towards one end of power plant and extends radially inwardly and baffle ring 15 for coordinating with the outer ring of input end bearing, central through bore 14 is provided with the mounting groove 16 for installing bearing limiting block circle towards one end of speed reducer, input shaft body is provided with the annular protrusion 17 coordinated between two input end bearings 4 and with the inner ring of input end bearing 4.By improving the structure of input flange and input shaft, effectively can improve the mounting type of input end bearing 4, namely having abandoned traditional mode of installing input end bearing from two ends respectively, effectively can shorten the length of input assembly.
The hard-tooth surface speed reducer that the present embodiment operates steadily, arranges speed reducer end flange and power end flange respectively by the two ends at input flange, can be connected with power plant with speed reducer easily, compact structure; By arranging connection blind hole in the input section of input shaft, can be in transmission connection with the input shaft of power plant easily, cut at the bottom of the hole connecting blind hole near output section, effectively can shorten the length of input shaft and shorten the length of input flange, even if receive the effect of radial force at small gear under, the Moment produced input end bearing is also less, effectively can improve the working life of input end bearing, run more steady; In addition, shorten the length of input assembly, foundry goods or steel part cost can also be saved, save the space that client installs power plant.
The above embodiment is only for absolutely proving the preferred embodiment that the utility model is lifted, and protection domain of the present utility model is not limited thereto.The equivalent alternative or conversion that those skilled in the art do on the utility model basis, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (4)
1. the hard-tooth surface speed reducer operated steadily, comprise casing, one end of described casing is provided with attachment hole, described attachment hole is provided with input assembly, described input assembly comprises input flange and is sleeved on the input shaft in described input flange, input end bearing is respectively equipped with between the two ends of described input flange and described input shaft, it is characterized in that: described input flange comprises flange body, the two ends of described flange body are respectively equipped with the speed reducer end flange for being connected with described attachment hole and the power end flange for being connected with power plant; Described input shaft comprises input shaft body, described input shaft body comprises output section for set gear and the input section for being connected with the output shaft of power plant, described output section is provided with keyway, connection blind hole is provided with in described input section, be provided with keyway or spline in described connection blind hole, the bottom of described connection blind hole is arranged near described output section; On described output section, cover is equiped with the small gear with its synchronous axial system, is provided with the driving gear set engaged with described small gear in described casing.
2. the hard-tooth surface speed reducer operated steadily according to claim 1, is characterized in that: described flange body is provided with the screw between two described input end bearings.
3. the hard-tooth surface speed reducer operated steadily according to claim 1, is characterized in that: the spacing between described speed reducer end flange and power end flange equals the 1-1.5 of described input shaft external diameter doubly.
4. the hard-tooth surface speed reducer operated steadily according to any one of claim 1-3, it is characterized in that: in described flange body, be provided with central through bore, one end of described central through bore is provided with and extends radially inwardly and baffle ring for coordinating with the outer ring of described input end bearing, the other end of described central through bore is provided with the mounting groove for installing bearing limiting block circle, and described input shaft body is provided with the annular protrusion coordinated between two described input end bearings and with the inner ring of input end bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520611193.4U CN205026024U (en) | 2015-08-14 | 2015-08-14 | Hard tooth -face speed reducer who operates steadily |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520611193.4U CN205026024U (en) | 2015-08-14 | 2015-08-14 | Hard tooth -face speed reducer who operates steadily |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205026024U true CN205026024U (en) | 2016-02-10 |
Family
ID=55258558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520611193.4U Expired - Fee Related CN205026024U (en) | 2015-08-14 | 2015-08-14 | Hard tooth -face speed reducer who operates steadily |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205026024U (en) |
-
2015
- 2015-08-14 CN CN201520611193.4U patent/CN205026024U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160210 Termination date: 20160814 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |