CN202251872U - Stepless speed control decelerator - Google Patents
Stepless speed control decelerator Download PDFInfo
- Publication number
- CN202251872U CN202251872U CN2011203068008U CN201120306800U CN202251872U CN 202251872 U CN202251872 U CN 202251872U CN 2011203068008 U CN2011203068008 U CN 2011203068008U CN 201120306800 U CN201120306800 U CN 201120306800U CN 202251872 U CN202251872 U CN 202251872U
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- bearing
- clutch shaft
- housed
- sleeve
- small tooth
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Abstract
The utility model relates to a stepless speed control decelerator. Aiming at the problems of reduction of work reliability and endurance when a transmission apparatus and a work mechanism are impacted by rigid starting and stopping in the prior speed reducer drive with a small tooth number difference and a stable drive ratio for drive, one end of the stepless speed control decelerator of the utility model is provided with a first bearing pedestal sleeve assembly connected to a drive unit through a transmission tooth sleeve. The first bearing pedestal sleeve assembly mounted on the speed reducer drive with a small tooth number difference is connected with the drive unit through an end flange. The other end of the stepless speed control decelerator is equipped with a third bearing pedestal assembly and a shaft coupling. The third bearing pedestal assembly is connected with a second bearing pedestal assembly mounted on the speed reducer drive with a small tooth number difference. The speed reducer drive with a small tooth number difference is fixedly connected with the flange and is equipped with a brake for regulating a first speed. The stepless speed control decelerator enables work parts and the transmission device to flexibly start and stop.
Description
Technical field
The utility model relates to retarder, is specifically related to a kind of stepless speed regulation retarder.
Background technique
At present; The speed reduction gearing of known few tooth difference epicyclic gear train adopts the stable drive ratio transmission; Velocity modulation mechanism is not set; Transmission device and operation mechanism receive the impact that rigidity starts and stops, and not only functional reliability and durability reduce, and also can cause the damage of transmission device and operation mechanism in the course of time.Want to adjust the working speed of operation mechanism, can only lean on electrical system to realize, so not only can increase cost of production, overall structure is thickened.
The model utility content
The purpose of the utility model is that the speed reduction gearing that solves existing few tooth difference epicyclic gear train adopts the stable drive ratio transmission; No velocity modulation mechanism itself; Transmission device and operation mechanism can receive the impact that rigidity starts and stops, and reduce functional reliability and durability, also can cause damage when serious; If working speed by electrical system adjustment operation mechanism; Also can increase cost of production, and make the overall structure problem that thickens, but and a kind of reducing gear device with small tooth difference of realizing the flexible output shaft rotating speed continuous stepless speed governing that starts and stop of transmission device and operation mechanism that provides.
For realizing above-mentioned purpose; The technological scheme of the utility model is a kind of stepless speed regulation retarder of design, and it comprises that driving mechanism, driving cog cover, clutch shaft bearing seat assembly, the second bearing support assembly, clutch shaft bearing cover for seat assembly, the second bearing sleeve assembly, flange, end flange, first velocity modulation are with break and coupling; It is characterized in that it also comprises reducing gear device with small tooth difference, pitch wheel is helical gear in said reducing gear device with small tooth difference; One end of described reducing gear device with small tooth difference is connected with driving mechanism through the driving cog cover; One end of reducing gear device with small tooth difference is equipped with clutch shaft bearing cover for seat assembly; Clutch shaft bearing cover for seat assembly is fixedly connected with reducing gear device with small tooth difference; The clutch shaft bearing seat assembly that is contained on the outer cylinder end face of reducing gear device with small tooth difference is connected with driving mechanism through end flange; The other end of reducing gear device with small tooth difference is equipped with second bearing sleeve assembly and the coupling; The second bearing sleeve assembly is connected with the second bearing support assembly on the outer cylinder end face that is contained in reducing gear device with small tooth difference, and the outer cylinder end face of reducing gear device with small tooth difference is fixedly connected with flange, on the outer cylinder end face of reducing gear device with small tooth difference first velocity modulation is housed and uses break.
Wherein, described reducing gear device with small tooth difference is made up of bent axle, planetary pinion, ring gear, gear carrier, planetary gear bearing, gear carrier bearing, bearing pin and pin sleeve; In the center hole of described ring gear bent axle is housed, two planetary pinions are housed on the bent axle, between each planetary pinion and the bent axle planetary gear bearing is housed; Two planetary pinions are provided with the pin shaft hole that the supply and marketing axle sleeve passes vertically; Pin sleeve is housed in the pin shaft hole, the bearing pin with the pin sleeve interference fit is housed in the pin sleeve, an end of bearing pin is installed in the gear carrier; Each planetary pinion is meshed with ring gear respectively; One end of bent axle is provided with the male splined shaft that matches with the inner spline housing of described driving cog cover, and the male splined shaft of described bent axle is contained in the inner spline housing of described driving cog cover, and the other end of bent axle is contained in the recess hole of gear carrier; The gear carrier bearing is housed between the recess hole of gear carrier and the bent axle, described second bearing sleeve assembly and described coupling are housed on the outer end axle of gear carrier.
Wherein, described clutch shaft bearing cover for seat assembly is made up of the clutch shaft bearing cover for seat and the first cover for seat bearing; The first cover for seat bearing is housed between clutch shaft bearing cover for seat and the described bent axle, and the clutch shaft bearing cover for seat is fixedly connected with described ring gear.
Wherein, described clutch shaft bearing seat assembly is made up of clutch shaft bearing seat and clutch shaft bearing; Between described clutch shaft bearing seat and the described ring gear clutch shaft bearing is housed, the clutch shaft bearing seat is fixedly connected with described end flange.
, the described second bearing sleeve assembly is made up of second bearing sleeve and the second axle sleeve bearing; The second axle sleeve bearing is housed between the outer end axle of described second bearing sleeve and described gear carrier.
Wherein, the described second bearing support assembly is made up of second bearing support and second bearing; Between second bearing support and the described ring gear second bearing is housed, second bearing support is fixedly connected with described second bearing sleeve.
Wherein, it comprises that also the modulation of brake wheel and second speed uses break; Described brake wheel is installed on the outer end axle of the gear carrier between described coupling and the described second bearing sleeve assembly, the second speed modulation is housed on the outer cylinder end face of brake wheel uses break.
The advantage and the beneficial effect of the utility model are:
One, but the reducing gear device with small tooth difference of this stepless speed regulation retarder employing has the characteristics of continuous stepless speed governing; This transmission device is as the main transmission workpiece of the utility model; Can make the speed reduction gearing of few tooth difference epicyclic gear train of original employing stable drive ratio transmission realize flexiblely starting and stopping, thereby reduce because the impact that rigidity starts and stops operation mechanism and transmission device are brought.
Two, but the reducing gear device with small tooth difference of employing continuous stepless speed governing not only can improve the functional reliability and the durability of operation mechanism and transmission device; Also can improve the startability of driving mechanism simultaneously, improve the reliability and the durability of driving mechanism and starting drive.
Description of drawings
Fig. 1 is the utility model stepless speed regulation reducer structure schematic representation.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the embodiment of the utility model is further described.Following examples only are used for more clearly explaining the technological scheme of the utility model, and can not limit the protection domain of the utility model with this.
The technological scheme of the utility model practical implementation is:
As shown in Figure 1; The utility model is a kind of stepless speed regulation retarder; Be made up of with break 9, coupling 13, frame 14 and reducing gear device with small tooth difference driving mechanism 1, driving cog cover 2, clutch shaft bearing seat assembly, the second bearing support assembly, clutch shaft bearing cover for seat assembly, the second bearing sleeve assembly, flange 7, end flange 8, first velocity modulation, pitch wheel is helical gear in said reducing gear device with small tooth difference; One end of described reducing gear device with small tooth difference is connected with driving mechanism 1 through driving cog cover 2; One end of reducing gear device with small tooth difference is equipped with clutch shaft bearing cover for seat assembly; Clutch shaft bearing cover for seat assembly is fixedly connected with reducing gear device with small tooth difference; The clutch shaft bearing seat assembly that is contained on the outer cylinder end face of reducing gear device with small tooth difference is connected with driving mechanism 1 through end flange 8; The other end of reducing gear device with small tooth difference is equipped with the second bearing sleeve assembly and coupling 13; The second bearing sleeve assembly is connected with the second bearing support assembly on the outer cylinder end face that is contained in reducing gear device with small tooth difference; The outer cylinder end face of reducing gear device with small tooth difference is fixedly connected with flange 7, first velocity modulation is housed with break 9 on the outer cylinder end face of reducing gear device with small tooth difference, and described clutch shaft bearing seat assembly is fixedly connected with described frame 14 respectively with the second bearing support assembly.
As shown in Figure 1, wherein reducing gear device with small tooth difference is made up of bent axle 10-1, planetary pinion 10-2, ring gear 10-3, gear carrier 10-4, planetary gear bearing 10-5, gear carrier bearing 10-6, bearing pin 10-7 and pin sleeve 10-8; Bent axle 10-1 is housed in the center hole of described ring gear 10-3; Two planetary pinions are housed on the bent axle 10-1; Between each planetary pinion 10-2 and the bent axle 10-1 planetary gear bearing 10-5 is housed; Two planetary pinions are provided with the pin shaft hole 10-2-1 that supply and marketing axle sleeve 10-8 passes vertically; Pin sleeve 10-8 is housed in the pin shaft hole 10-2-1, the bearing pin 10-7 with pin sleeve 10-8 interference fit is housed in the pin sleeve 10-8, the end of bearing pin 10-7 is installed in the gear carrier 10-4; Each planetary pinion 10-2 is meshed with ring gear 10-3 respectively; The end of bent axle 10-1 is provided with the male splined shaft 10-1-1 that matches with the inner spline housing 2-1 of described driving cog cover 2, and the male splined shaft 10-1-1 of described bent axle 10-1 is contained in the inner spline housing 2-1 of described driving cog cover 2, and the other end of bent axle 10-1 is contained in the recess hole 10-4-1 of gear carrier 10-4; Gear carrier bearing 10-6 is housed between the recess hole 10-4-1 of gear carrier 10-4 and the bent axle 10-1, described second bearing sleeve assembly and described coupling 13 are housed on the outer end axle 10-4-2 of gear carrier 10-4.Adopt the reducing gear device with small tooth difference of said structure can realize that the flexibility of operation mechanism and transmission device starts and parking.Other composition and annexation are identical with embodiment one.
The working procedure of first kind of power way of output is: before driving mechanism 1 starts; First velocity modulation that acts on the outer cylinder end face of ring gear 10-3 is in releasing orientation with break 9, after driving mechanism 1 starts and gets into stable running state, and gear carrier 10-4 transfixion; Ring gear 10-3 turns round with rated speed; First velocity modulation evenly strengthens braking force with break 9, and the rotating speed of ring gear 10-3 evenly reduces from rated speed, until stopping.Meanwhile, gear carrier 10-4 is from the state of rest rotating speed that evenly raises, and up to reaching its rated speed, and the coupling 13 of the outer end axle 10-4-2 through being fixed on gear carrier 10-4 is given operation mechanism with transmission of power.
Embodiment 3
As shown in Figure 1, clutch shaft bearing cover for seat assembly is made up of the clutch shaft bearing cover for seat 5-1 and the first cover for seat bearing 5-2 on embodiment 1 basis; The first cover for seat bearing 5-2 is housed between clutch shaft bearing cover for seat 5-1 and the described bent axle 10-1, and clutch shaft bearing cover for seat 5-1 is fixedly connected with described ring gear 10-3.This clutch shaft bearing cover for seat assembly has simple in structure, easily the advantage of processing.Other composition and annexation are identical with specific embodiment 1.
Embodiment 4
As shown in Figure 1, the clutch shaft bearing seat assembly is made up of clutch shaft bearing seat 3-1 and clutch shaft bearing 3-2 on embodiment 1 basis; Between described clutch shaft bearing seat 3-1 and the described ring gear 10-3 clutch shaft bearing 3-2 is housed, clutch shaft bearing seat 3-1 is fixedly connected with described end flange 8.This clutch shaft bearing seat assembly has simple in structure, easily the advantage of processing.Other composition and annexation are identical with specific embodiment 1.
Embodiment 5
As shown in Figure 1, the second bearing sleeve assembly is made up of the second bearing sleeve 6-1 and the second axle sleeve bearing 6-2 on embodiment 1 basis; The second axle sleeve bearing 6-2 is housed between the outer end axle 10-4-2 of described second bearing sleeve 6-1 and described gear carrier 10-4.This second bearing sleeve assembly has simple in structure, easily the advantage of processing.Other composition and annexation are identical with specific embodiment 1.
Embodiment 6
As shown in Figure 1, the second bearing support assembly is made up of the second bearing support 4-1 and the second bearing 4-2 on embodiment 1 basis; Between the second bearing support 4-1 and the described ring gear 10-3 the second bearing 4-2 is housed, the second bearing support 4-1 is fixedly connected with the described second bearing sleeve 6-1.This second bearing support assembly has simple in structure, easily the advantage of processing.Other composition and annexation are identical with specific embodiment 1.
As shown in Figure 1, the difference of present embodiment and embodiment one is on embodiment 1 basis: this mode of execution also increases has brake wheel 11 and second speed to modulate with break 12; Described brake wheel 11 is installed on the outer end axle 10-4-2 of the gear carrier 10-4 between described coupling 13 and the described second bearing sleeve assembly, the second speed modulation is housed with break 12 on the outer cylinder end face of brake wheel 11.
The working procedure of second kind of power way of output is: unclamp the second speed that acts on the brake wheel 11 and modulate with break 12; Start driving mechanism 1; After driving mechanism 1 starts end and gets into steady operational status; Evenly strengthen the second speed modulation gradually and act on the braking force on the brake wheel 11 with break 12, brake wheel 11 together evenly descends from rated speed together with gear carrier 10-4, until stopping.Meanwhile, the rotating speed of ring gear 10-3 is then from the even raising speed of state of rest, and up to reaching rated speed, power is exported to operation mechanism through flange 7.
The utility model can adopt first kind of power way of output as required separately or adopt second kind of power way of output separately (when second kind of power way of output of independent employing; Need not to install first velocity modulation with break 9 and coupling 13; Only needing to install the second speed modulation gets final product with break 12 and brake wheel 11); Workpiece (the second speed modulation is with break 12 and brake wheel 11) in first kind of workpiece (first velocity modulation is with break 9 and coupling 13) in the power way of output and the second kind of power way of output also can be installed simultaneously, be used alternatingly as required.
The above only is the preferred implementation of the utility model; Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model know-why, can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection domain of the utility model.
Claims (7)
1. stepless speed regulation retarder, it comprises that driving mechanism (1), driving cog cover (2), clutch shaft bearing seat assembly, the second bearing support assembly, clutch shaft bearing cover for seat assembly, the second bearing sleeve assembly, flange (7), end flange (8), first velocity modulation are with break (9) and coupling (13); It is characterized in that it also comprises reducing gear device with small tooth difference, pitch wheel is helical gear in said reducing gear device with small tooth difference; One end of described reducing gear device with small tooth difference is connected with driving mechanism (1) through driving cog cover (2); One end of reducing gear device with small tooth difference is equipped with clutch shaft bearing cover for seat assembly; Clutch shaft bearing cover for seat assembly is fixedly connected with reducing gear device with small tooth difference; The clutch shaft bearing seat assembly that is contained on the outer cylinder end face of reducing gear device with small tooth difference is connected with driving mechanism (1) through end flange (8); The other end of reducing gear device with small tooth difference is equipped with the second bearing sleeve assembly and coupling (13); The second bearing sleeve assembly is connected with the second bearing support assembly on the outer cylinder end face that is contained in reducing gear device with small tooth difference, and the outer cylinder end face of reducing gear device with small tooth difference is fixedly connected with flange (7), first velocity modulation is housed with break (9) on the outer cylinder end face of reducing gear device with small tooth difference.
2. stepless speed regulation retarder according to claim 1; It is characterized in that described reducing gear device with small tooth difference is made up of bent axle (10-1), planetary pinion (10-2), ring gear (10-3), gear carrier (10-4), planetary gear bearing (10-5), gear carrier bearing (10-6), bearing pin (10-7) and pin sleeve (10-8); Bent axle (10-1) is housed in the center hole of described ring gear (10-3); Two planetary pinions are housed on the bent axle (10-1); Between each planetary pinion (10-2) and the bent axle (10-1) planetary gear bearing (10-5) is housed; Two planetary pinions are provided with the pin shaft hole (10-2-1) that supply and marketing axle sleeve (10-8) passes vertically; Pin sleeve (10-8) is housed in the pin shaft hole (10-2-1); Bearing pin (10-7) with pin sleeve (10-8) interference fit is housed in the pin sleeve (10-8); One end of bearing pin (10-7) is installed in the gear carrier (10-4), and each planetary pinion (10-2) is meshed with ring gear (10-3) respectively, and an end of bent axle (10-1) is provided with the male splined shaft (10-1-1) that matches with the inner spline housing (2-1) of described driving cog cover (2); The male splined shaft (10-1-1) of described bent axle (10-1) is contained in the inner spline housing (2-1) of described driving cog cover (2); The other end of bent axle (10-1) is contained in the recess hole (10-4-1) of gear carrier (10-4), between the recess hole (10-4-1) of gear carrier (10-4) and the bent axle (10-1) gear carrier bearing (10-6) is housed, and described second bearing sleeve assembly and described coupling (13) are housed on the outer end axle (10-4-2) of gear carrier (10-4).
3. stepless speed regulation retarder according to claim 1 is characterized in that, described clutch shaft bearing cover for seat assembly is made up of the clutch shaft bearing cover for seat (5-1) and the first cover for seat bearing (5-2); The first cover for seat bearing (5-2) is housed between clutch shaft bearing cover for seat (5-1) and the described bent axle (10-1), and clutch shaft bearing cover for seat (5-1) is fixedly connected with described ring gear (10-3).
4. stepless speed regulation retarder according to claim 1 is characterized in that, described clutch shaft bearing seat assembly is made up of clutch shaft bearing seat (3-1) and clutch shaft bearing (3-2); Between described clutch shaft bearing seat (3-1) and the described ring gear (10-3) clutch shaft bearing (3-2) is housed, clutch shaft bearing seat (3-1) is fixedly connected with described end flange (8).
5. stepless speed regulation retarder according to claim 1 is characterized in that, the described second bearing sleeve assembly is made up of second bearing sleeve (6-1) and the second axle sleeve bearing (6-2); The second axle sleeve bearing (6-2) is housed between the outer end axle (10-4-2) of described second bearing sleeve (6-1) and described gear carrier (10-4).
6. stepless speed regulation retarder according to claim 1 is characterized in that, the described second bearing support assembly is made up of second bearing support (4-1) and second bearing (4-2); Between second bearing support (4-1) and the described ring gear (10-3) second bearing (4-2) is housed, second bearing support (4-1) is fixedly connected with described second bearing sleeve (6-1).
7. stepless speed regulation retarder according to claim 1 is characterized in that, it comprises that also brake wheel (11) and second speed modulation are with break (12); Described brake wheel (11) is installed on the outer end axle (10-4-2) of the gear carrier (10-4) between described coupling (13) and the described second bearing sleeve assembly, the second speed modulation is housed with break (12) on the outer cylinder end face of brake wheel (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203068008U CN202251872U (en) | 2011-08-23 | 2011-08-23 | Stepless speed control decelerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203068008U CN202251872U (en) | 2011-08-23 | 2011-08-23 | Stepless speed control decelerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202251872U true CN202251872U (en) | 2012-05-30 |
Family
ID=46113115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203068008U Expired - Fee Related CN202251872U (en) | 2011-08-23 | 2011-08-23 | Stepless speed control decelerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202251872U (en) |
-
2011
- 2011-08-23 CN CN2011203068008U patent/CN202251872U/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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20130823 |