CN203146713U - Coaxial type planetary gear case with input and output support - Google Patents
Coaxial type planetary gear case with input and output support Download PDFInfo
- Publication number
- CN203146713U CN203146713U CN201220418460.2U CN201220418460U CN203146713U CN 203146713 U CN203146713 U CN 203146713U CN 201220418460 U CN201220418460 U CN 201220418460U CN 203146713 U CN203146713 U CN 203146713U
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- output
- input
- planet
- bearing
- gear
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 9
- 229910052742 iron Inorganic materials 0.000 claims description 8
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 7
- 239000011737 fluorine Substances 0.000 claims description 7
- 229910052731 fluorine Inorganic materials 0.000 claims description 7
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 4
- 208000032369 Primary transmission Diseases 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 11
- 238000011900 installation process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Retarders (AREA)
- Transmission Devices (AREA)
Abstract
Provided is a coaxial type planetary gear case with an input and output support, comprising an input end cover, an input support and an input housing. A ring gear is respectively disposed between the input housing and a planetary connecting flange, and between the planetary connecting flange and an output flange. A sun gear, a planetary gear and a planet carrier are respectively disposed in the ring gear. An input shaft, the sun gear, the planetary gear and the planet carrier are coaxial. A planet primary transmission input shaft is connected to a primary sun gear through an involute internal spline, and a planetary output sun gear is connected to a primary planet carrier through the involute internal spline. The circumference of the planet carrier is respectively and uniformly provided with three planetary gears. The planetary gear is constantly and respectively engaged with the corresponding ring gear and the sun gear with the same meshing backlash. The coaxial type planetary gear case with an input and output support is advantageous in that the gear case can be installed with bottom legs; installing process is effectively simplified; the output end can bear larger radial load; the structure is compact, weight is light, volume is small, efficiency is high, operation is stable, bearing capability is large, and adaptability is strong.
Description
Technical field
The utility model belongs to the transmission device field, relates to gear-box, especially the coaxial-type epicyclic gearbox.
Background technique
Epicyclic gearbox adopts the involute planet gear transmission, rationally utilizes inside and outside engagement, and therefore power dividing has characteristics such as simple in structure, in light weight, that volume is little, speed range is wide, efficient is high, operate steadily, bearing capacity is big and adaptability is strong.Main device as transferring power, be widely used in various mechanical fields such as Belt Conveyors, scraper conveyor, noria, disintegrator, stirrer, its product level and quality have great influence to engineering goods, particularly needs than high pulling torque and more powerful various transmission in, so gear-box has huge market and using value.Yet, existing gear-box is because of the restriction of structural design, tending to occur the spatial position installs cumbersome, output terminal can not bear too big radial force, can not guarantee problems such as the high unanimity in equipment room center and transmission part decentraction, thereby cause transmission not steady, when work, can produce bigger noise, and poor safety performance.
The model utility content
The utility model purpose is to provide a kind of coaxial-type epicyclic gearbox of tape input output rack, the coaxial-type epicyclic gearbox of this input output support has been realized the installation of band footing, effectively simplified installation process, output terminal can bear bigger radial force, has compact structure, in light weight, characteristics such as volume is little, efficient is high, operate steadily, bearing capacity is big and adaptability is strong.
The utility model solves the problems of the technologies described above the technological scheme that adopts: a kind of coaxial-type epicyclic gearbox of tape input output rack, comprise and be fitted with input end cap, input rack and input housing, the input enclosure interior is equipped with input shaft, the end face that input shaft passes the input end cap stretches out, and input shaft can connect with driving arrangement by coupling; Gear Planet Transmission partly comprises between input housing and planet adpting flange, be separately installed with first ring gear and second ring gear between planet adpting flange and output flange, is separately installed with primary sun wheel and planet output stage sun gear, planet wheel and elementary planet carrier and output stage planet carrier in first ring gear and second ring gear; Input shaft, primary sun wheel and planet output stage sun gear, planet wheel and elementary planet carrier and output stage planet carrier concentric; The elementary gear stage input shaft of planet connects with primary sun wheel by involute inner spline, and planet output stage sun gear connects with elementary planet carrier by involute outer spline; Elementary planet carrier and output stage planet carrier periphery uniform three planet wheels respectively guarantee the normal engagement of identical meshing backlass respectively with corresponding first ring gear and second ring gear and primary sun wheel and planet output stage sun gear; Output stage planet carrier connection output shaft passes the output flange outside and is connected with driven equipment, is fitted with output rack and output end cap on the output flange.
Further, described input housing end face is equipped with input rack and input end cap by Bolt Connection, and two fluorine rubber oil sealings are installed in the described input end cap.
Described input shaft is installed on the input housing by bearings, and input shaft one axle head and elementary planet carrier one end are made involute inner spline, respectively with primary sun wheel and the engagement of output stage sun gear.
Described is tapered roller bearing for the bearing that input shaft is installed.
Described primary sun wheel and planet output stage sun gear one end are made involute outer spline, the other end is made external tooth cylindrical gears structure, primary sun wheel and planet output stage sun gear float, primary sun wheel is by bearing and the displacement of ball screw restrictive axial, and the output stage sun gear is by bearing and the displacement of elementary buting iron flange restrictive axial.
Described bearing for the location sun gear is deep groove ball bearing, and bearing is installed in respectively in primary sun wheel and the output stage buting iron flange.
Described planet wheel is installed on corresponding first planet wheel shaft and second planet wheel shaft by bearing is uniform respectively.
Described output stage planet carrier one end is installed in the planet adpting flange by bearing, and the other end is that installation seam and output shaft are connected as one with the axle sleeve, and is installed in the output flange by bearing, and described output shaft is the solid output shaft of flat key.
Described bearing for installation planet wheel, output stage planet carrier and output shaft is roller bearing.
Described output flange is installed on the output rack by Bolt Connection, and the output flange end is equipped with the output end cap, and two fluorine rubber oil sealings are installed in the described output end cap.
Owing to adopted technique scheme, the utlity model has following advantage: the input and output support adopts the Q345 welding, has good rigidly, intensity height, can bear than characteristics such as big torsion; Input and output side is fixed by input rack and output rack respectively, can guarantee that output terminal bears bigger radial force or more during bad working environments, the complete machine transmission has more high stability and Security.The support attachment face has high manufacturing accuracy, has effectively avoided defectives such as the center height that produces because of alignment error is inconsistent, decentraction, when having simplified installation process, has guaranteed stability of transmission more; Input, output axle head are installed two fluorine rubber oil sealings respectively, can adapt to more complicated and bad working environment, have higher Security; Input shaft, planet carrier and sun gear adopt the involute splines structure to connect, and are convenient to install, and radial force is arranged on the tooth during stand under load, can play self centering effect, make each tooth stressed evenly, and bearing capacity is strong.The coaxial-type epicyclic gearbox configuration design smoothness of this tape input output rack is attractive in appearance, coaxial output, and the internal structure compact and reasonable in conjunction with up-to-date manufacturing technology process and the leading new material that adopts, has been brought into play the carrying advantage of this gear-box to greatest extent.
Description of drawings
Fig. 1 is the utility model embodiment's a schematic side view.
Fig. 2 is the partial schematic sectional view of the utility model embodiment's a schematic side view.
Embodiment
Below in conjunction with the accompanying drawing illustrated embodiment the utility model is further described.
Shown in Fig. 1-2, be the schematic representation of specific embodiment of the utility model, the coaxial-type epicyclic gearbox of tape input output rack comprises input shaft 1, oil sealing 2, input end cap 3, clutch shaft bearing 4, input rack 5, input housing 6, ball screw 7, sun gear 8, planet axis 9, second bearing 10, planet wheel 11, ring gear 12, the three bearings 13, buting iron flange 14, planet carrier 15, planet adpting flange 16, the 4th bearing 17, ring gear 18, planet wheel 19, the 5th bearing 20, planet axis 21, sun gear 22, the 6th bearing 23, the seven bearings 24, buting iron flange 25, axle sleeve 26, output shaft 27, planet carrier 28, oil sealing 29, output end cap 30, output flange 31 and output rack 32.Input end can connect with driving arrangement by coupling; Output terminal adopts the solid output shaft of flat key to connect with driven equipment.
Input housing 6 inside are equipped with input shaft 1, and the end face that input shaft 1 passes input end cap 3 stretches out, and input shaft 1 can connect with driving arrangement by coupling; Gear Planet Transmission comprises that partly input housing 6 and 16 of planet adpting flanges, planet adpting flange 16 and 31 of output flanges are separately installed with ring gear 12,18, be separately installed with sun gear 8,22 in the ring gear 12,18, planet wheel 11,19 and planet carrier 15,28; Input shaft 1, sun gear 8,22, planet wheel 11,19 and planet carrier 15,28 concentrics; The elementary gear stage input shaft 1 of planet connects with primary sun wheel 8 by involute inner spline, and planet output stage sun gear 22 connects with elementary planet carrier 15 by involute outer spline; Planet carrier 15,28 peripheries respectively uniform three planet wheels 11,19 respectively with corresponding ring gear 12,18 and sun gear 8,22 guarantee the normal engagement of identical meshing backlass; Output stage planet carrier 28 connection output shafts 27 pass output flange 31 outsides and are connected with driven equipment, are fitted with output rack 32 and output end cap 30 on the output flange 31.
Input housing 6 end faces are equipped with input rack 5 and input end cap 3 by Bolt Connection, and two fluorine rubber oil sealings 2 are installed in the input end cap 3.Input shaft 1 supports by clutch shaft bearing 4 and is installed on the input housing 6, and input shaft 1 one axle heads and elementary planet carrier 15 1 ends are made involute inner spline, respectively with primary sun wheel 8 and 22 engagements of output stage sun gear.Sun gear 8,22 1 ends are made involute outer spline, the other end is made external tooth cylindrical gears structure, sun gear 8, the 22nd floats, primary sun wheel 8 is by the 3rd bearing 13 and ball screw 7 restrictive axial displacements, and output stage sun gear 22 is by the 7th bearing 24 and the 14 restrictive axial displacements of elementary buting iron flange.Planet wheel 11,19 is respectively by second bearing 10, the 5th bearing 20 uniform being installed on corresponding first planet wheel shaft 9 and second planet wheel shaft 21.Output stage planet carrier 28 1 ends are installed in the planet adpting flange 16 by the 4th bearing 17, the other end serves as that installation seam and output shaft 27 are connected as one with axle sleeve 26, and be installed in the output flange 31 by the 6th bearing 23, described output shaft 27 is the solid output shaft of flat key.Output flange 31 is installed on the output rack 32 by Bolt Connection, and output flange 31 ends are equipped with output end cap 30, and two fluorine rubber oil sealings 29 are installed in the output end cap 30.
Further, be tapered roller bearing for the clutch shaft bearing 4 that input shaft 1 is installed.The 3rd bearing 13, the 7th bearing 24 that are used for the location sun gear are deep groove ball bearing, and the 3rd bearing 13, the 7th bearing 24 are installed in respectively in primary sun wheel 8 and the output stage buting iron flange 25.Be used for planet wheel 11,19 is installed, second bearing 10 of output stage planet carrier 28 and output shaft 27, the 4th bearing 17, the 5th bearing 20 and the 6th bearing 23 are roller bearing.Input and output side is fixing by input rack 5 and output rack 32 respectively, can guarantee that output terminal bears bigger radial force or more during bad working environments, the complete machine transmission has more high stability and Security.The support attachment face has high manufacturing accuracy, has effectively avoided defectives such as the center height that produces because of alignment error is inconsistent, decentraction, when having simplified installation process, has guaranteed stability of transmission more
The above-mentioned description to embodiment is can understand and use the utility model for ease of those skilled in the art.The person skilled in the art obviously can easily make various modifications to these embodiments, and needn't pass through performing creative labour being applied among other embodiments in the General Principle of this explanation.Therefore, the utility model is not limited to above-described embodiment, in the modification of making under the situation that does not break away from category of the present utility model all within protection domain of the present utility model.
Claims (10)
1. the coaxial-type epicyclic gearbox of a tape input output rack, it is characterized in that: comprise input end cap (3), input rack (5) and input housing (6), input housing (6) inside is equipped with input shaft (1), the end face that input shaft (1) passes input end cap (3) stretches out, and input shaft (1) connects with driving arrangement by coupling; Between input housing (6) and planet adpting flange (16), be separately installed with first ring gear (12) and second ring gear (18) between planet adpting flange (16) and output flange (31), be separately installed with primary sun wheel (8) and planet output stage sun gear (22), planet wheel and elementary planet carrier (15) and output stage planet carrier (28) in first ring gear (12) and second ring gear (18); Input shaft (1), primary sun wheel (8) and planet output stage sun gear (22), planet wheel and elementary planet carrier (15) and output stage planet carrier (28) concentric; The elementary gear stage input shaft of planet (1) connects with primary sun wheel (8) by involute inner spline, and planet output stage sun gear (22) connects with elementary planet carrier (15) by involute outer spline; Elementary planet carrier (15) and output stage planet carrier (28) periphery is uniform three planet wheels respectively, the normal engagement that described planet wheel guarantees identical meshing backlass with corresponding first ring gear (12), second ring gear (18) and primary sun wheel (8) and planet output stage sun gear (22) respectively; Output stage planet carrier (28) connection output shaft (27) passes output flange (31) outside and is connected with driven equipment, is fitted with output rack (32) and output end cap (30) on the output flange (31).
2. the coaxial-type epicyclic gearbox of tape input output rack as claimed in claim 1, it is characterized in that: input housing (6) end face is equipped with input rack (5) and input end cap (3) by Bolt Connection, and two fluorine rubber oil sealings (2) are installed in the described input end cap (3).
3. the coaxial-type epicyclic gearbox of tape input output rack as claimed in claim 1, it is characterized in that: input shaft (1) supports by clutch shaft bearing (4) and is installed on the input housing (6), input shaft (1) one axle head and elementary planet carrier (15) one ends are made involute inner spline, respectively with primary sun wheel (8) and output stage sun gear (22) engagement.
4. the coaxial-type epicyclic gearbox of tape input output rack as claimed in claim 3, it is characterized in that: clutch shaft bearing (4) is tapered roller bearing.
5. the coaxial-type epicyclic gearbox of tape input output rack as claimed in claim 1, it is characterized in that: primary sun wheel (8) and planet output stage sun gear (22) one ends are made involute outer spline, the other end is made external tooth cylindrical gears structure, primary sun wheel (8) and planet output stage sun gear (22) float, primary sun wheel (8) is by the 3rd bearing (13) and ball screw (7) restrictive axial displacement, and output stage sun gear (22) is by the 7th bearing (24) and elementary buting iron flange (14) restrictive axial displacement.
6. the coaxial-type epicyclic gearbox of tape input output rack as claimed in claim 5, it is characterized in that: the 3rd bearing (13) and the 7th bearing (24) are deep groove ball bearing, and the 3rd bearing (13) and the 7th bearing (24) are installed in respectively in primary sun wheel (8) and the output stage buting iron flange (25).
7. the coaxial-type epicyclic gearbox of tape input output rack as claimed in claim 1 is characterized in that: first planet wheel (11), second planet wheel (19) are respectively by second bearing (10) and the 5th bearing (20) is uniform is installed on corresponding first planet wheel shaft (9) and second planet wheel shaft (21).
8. the coaxial-type epicyclic gearbox of tape input output rack as claimed in claim 1, it is characterized in that: output stage planet carrier (28) one ends are installed in the planet adpting flange (16) by the 4th bearing (17), the other end serves as that installation seam and output shaft (27) are connected as one with axle sleeve (26), and be installed in the output flange (31) by the 6th bearing (23), output shaft (27) is the solid output shaft of flat key.
9. as the coaxial-type epicyclic gearbox of claim 7 or 8 described tape input output racks, it is characterized in that: second bearing (10), the 4th bearing (17), the 5th bearing (20) and the 6th bearing (23) are roller bearing.
10. the coaxial-type epicyclic gearbox of tape input output rack as claimed in claim 1, it is characterized in that: output flange (31) is installed on the output rack (32) by Bolt Connection, output flange (31) end is equipped with output end cap (30), and two fluorine rubber oil sealings (29) are installed in the output end cap (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220418460.2U CN203146713U (en) | 2012-08-22 | 2012-08-22 | Coaxial type planetary gear case with input and output support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220418460.2U CN203146713U (en) | 2012-08-22 | 2012-08-22 | Coaxial type planetary gear case with input and output support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203146713U true CN203146713U (en) | 2013-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220418460.2U Expired - Lifetime CN203146713U (en) | 2012-08-22 | 2012-08-22 | Coaxial type planetary gear case with input and output support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203146713U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104896066A (en) * | 2015-06-18 | 2015-09-09 | 中国北方车辆研究所 | Eccentric locating idler wheel shaft |
| CN107830155A (en) * | 2017-11-17 | 2018-03-23 | 江阴齿轮箱制造有限公司 | The fine grinding machine modular construction output shaft driving epicyclic gearbox of vertical screw-stirring |
| CN109915566A (en) * | 2019-03-29 | 2019-06-21 | 重庆大学 | A self-elevating offshore platform lifting gearbox |
| CN112228541A (en) * | 2020-11-19 | 2021-01-15 | 博能传动(苏州)有限公司 | Reduction gears for chemical industry stirring |
| CN115027654A (en) * | 2022-07-15 | 2022-09-09 | 宁波海伯集团有限公司 | Marine propeller |
-
2012
- 2012-08-22 CN CN201220418460.2U patent/CN203146713U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104896066A (en) * | 2015-06-18 | 2015-09-09 | 中国北方车辆研究所 | Eccentric locating idler wheel shaft |
| CN104896066B (en) * | 2015-06-18 | 2018-01-19 | 中国北方车辆研究所 | A kind of eccentric positioning idler shaft |
| CN107830155A (en) * | 2017-11-17 | 2018-03-23 | 江阴齿轮箱制造有限公司 | The fine grinding machine modular construction output shaft driving epicyclic gearbox of vertical screw-stirring |
| CN109915566A (en) * | 2019-03-29 | 2019-06-21 | 重庆大学 | A self-elevating offshore platform lifting gearbox |
| CN112228541A (en) * | 2020-11-19 | 2021-01-15 | 博能传动(苏州)有限公司 | Reduction gears for chemical industry stirring |
| CN115027654A (en) * | 2022-07-15 | 2022-09-09 | 宁波海伯集团有限公司 | Marine propeller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130821 |
|
| CX01 | Expiry of patent term |