CN205173445U - Combination formula planet carrier is adjusted to axial - Google Patents
Combination formula planet carrier is adjusted to axial Download PDFInfo
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- CN205173445U CN205173445U CN201520942258.3U CN201520942258U CN205173445U CN 205173445 U CN205173445 U CN 205173445U CN 201520942258 U CN201520942258 U CN 201520942258U CN 205173445 U CN205173445 U CN 205173445U
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- planet carrier
- planet
- carrier
- bearing
- step hole
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Abstract
The utility model discloses a combination formula planet carrier is adjusted to axial belongs to planetary gear transmission speed reducer technical field for multistage planetary gear transmission. Including the A planet carrier and with the relative parallel arrangement's of A planet carrier B planet carrier, the A planet carrier winds A planet carrier center evenly distributed with the B planet carrier through a plurality of planets wheel hub connection, a plurality of planet shaft, open at A planet carrier center has the mounting hole, the adjusting spindle is installed at B planet carrier center, and the adjusting spindle is installed and is covered after. There is the adjusting sleeve on the adjusting spindle, through adjusting sleeve and the adjusting spindle of producing different axial length, assembles according to adjustment assembly method to this guarantees adjusting play delta. The utility model discloses the advantage of two kinds of planet carriers of collection, its blank shaping is simple, handling ease and assembly, the the stress condition is superior to the tertium genus planet carrier, and can realize the axial and adjust, shows good performance in reality.
Description
Technical field
The utility model relates to planet gear transmission speed reduction machine, specifically a kind of axial adjustment assembly planetary carrier for multi-stage planetary gear transmission.
Background technique
At present, Planetary Gear Transmission technology is quite ripe.Multi-stage planetary gear transmission, especially its input stage, have at a high speed, the feature of heavy duty, it requires high especially to the intensity of planetary wheel carrier and adjustable degree, for prior art, the force structure of reasonably optimizing planetary wheel carrier and to its carry out axially locating with regulate just especially importantly existing.
Planetary wheel carrier structure is generally divided into double-walled integrated type, double-walled split and single wall formula, and for first two planet carrier, blank forming, machining and assembling are comparatively complicated.And it is bad for the third stressing conditions.
Summary of the invention
For solving the problems of the technologies described above, the present invention's designing and developing mainly for input stage, provides a kind of axial adjustment assembly planetary carrier.
The present invention is achieved through the following technical solutions: a kind of axial adjustment assembly planetary carrier, comprises A planet carrier and the B planet carrier with the opposing parallel layout of A planet carrier; Described A planet carrier is connected by multiple planet wheel shaft with B planet carrier, and multiple planet wheel shaft is uniformly distributed around A planet carrier center; A planet carrier center has mounting hole; Described B planet carrier center is provided with adjustment axle, and adjustment axle is arranged on bonnet.
It is further: described A planet carrier and B planet carrier are the disks of equal diameters.
Described planet wheel shaft has three; Planet wheel shaft is through A planet carrier and B planet carrier, and there is the axial type half the circumference of the sleeve where it joins the shoulder for limiting the movement of A planet carrier planet wheel shaft one end, and the planet wheel shaft the other end has a circle deep gouge, is provided with the shaft block ring I for limiting the movement of B planet carrier in planet wheel shaft deep gouge.
Between described A planet carrier and B planet carrier, planet wheel shaft is provided with the bearing I for support and connection planet wheel; Described bearing I two ends and be separately installed with planet wheel packing ring I and planet wheel packing ring II between A planet carrier and B planet carrier.
Described adjustment axle is provided with axial type half the circumference of the sleeve where it joins the shoulder near B planet carrier one end, and B planet carrier center has and adjusts axle and adjust the step hole that axle axial type half the circumference of the sleeve where it joins the shoulder coordinates, and adjustment axle inserts B planet carrier step hole from B planet carrier near the one side of A planet carrier; Adjustment axle is provided with bearing II away from one end of B planet carrier, and bearing II is fixed on bonnet.
Described bonnet has step hole, bearing II is arranged in bonnet step hole, bearing II is against on the half the circumference of the sleeve where it joins the shoulder in bonnet step hole near one end of B planet carrier, and bearing II is provided with hole back-up ring away from one end of B planet carrier, and hole back-up ring is arranged in the deep gouge that is opened in bonnet step hole; Described bearing II is sleeved near being provided with one between one end of B planet carrier and B planet carrier the adjusting sleeve adjusted on axle, and bearing II is provided with shaft block ring II away from one end of B planet carrier, shaft block ring II be arranged on be opened in adjustment axle on deep gouge in.
Described A planet carrier mounting hole is a step hole, and the diameter of A planet carrier step hole near B planet carrier side is greater than the diameter of A planet carrier step hole away from B planet carrier side; Little one section of A planet carrier step hole diameter has internal spline.
The utility model A planet carrier bears the moment of torsion transmitted from planet wheel shaft, by middle spline, moment of torsion is passed to lower central wheel simultaneously, planet wheel shaft 7 bears moment of torsion that planet wheel transmits and is passed to A planet carrier, solves the stressed problem of planetary wheel carrier with this; Produce adjusting sleeve and the adjustment axle of axially different length, assemble by adjustment assembly method, ensure adjusting play δ with this.
The advantage of the utility model collection two kinds of planet carriers, its blank forming is simple, and be convenient to processing and assembling, overall stressing conditions is better than the third planet carrier, and can realize axial adjustment, shows excellent performance in reality.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 be in Fig. 1 A-A to sectional view;
Fig. 3 is the enlarged view at planet wheel shaft place in Fig. 1;
Fig. 4 is the enlarged view adjusting axle place in Fig. 1.
In figure: 1, secondary planet wheel shaft; 2, A planet carrier; 3, planet wheel packing ring I; 4, planet wheel; 5, bearing I; 6, planet wheel packing ring II; 7, planet wheel shaft; 8, shaft block ring I; 9, adjusting sleeve; 10, bearing II; 11, axle is adjusted; 12, shaft block ring II; 13, hole back-up ring; 14 bonnets; 15, B planet carrier.
Embodiment
Be below a specific embodiment of the present utility model, now by reference to the accompanying drawings the utility model be described further.
As shown in Figures 1 to 4, a kind of axial adjustment assembly planetary carrier, comprises discoid A planet carrier 2 and is equal diameters with discoid B planet carrier 15, the A planet carrier 2 of the opposing parallel layout of A planet carrier 2 and B planet carrier 15.A planet carrier 2 center has mounting hole, and A planet carrier 2 mounting hole is a step hole, and the diameter of A planet carrier 2 step hole near B planet carrier 15 side is greater than the diameter of A planet carrier 2 step hole away from B planet carrier 15 side; Little one section of A planet carrier 2 step hole diameter has internal spline.A planet carrier 2 is connected by three planet wheel shafts 7 with B planet carrier 15, and three planet wheel shafts 7 are uniformly distributed around A planet carrier 2 center; Planet wheel shaft 7 is through A planet carrier 2 and B planet carrier 15, there is the axial type half the circumference of the sleeve where it joins the shoulder for limiting A planet carrier 2 movement planet wheel shaft 7 one end, this end face of planet wheel shaft 7 and secondary planet wheel shaft 1 end face distance are adjusting play δ, planet wheel shaft 7 the other end has a circle deep gouge, is provided with the shaft block ring I 8 for limiting B planet carrier 15 movement in planet wheel shaft 7 deep gouge; Between A planet carrier 2 and B planet carrier 15, planet wheel shaft 7 is provided with the bearing I 5 for support and connection planet wheel 4; Bearing I 5 two ends and be separately installed with planet wheel packing ring I 3 and planet wheel packing ring II 6 between A planet carrier 2 and B planet carrier 15.B planet carrier 15 center is provided with adjustment axle 11, adjustment axle 11 is arranged on bonnet 14, its concrete mounting type is: adjustment axle 11 is provided with axial type half the circumference of the sleeve where it joins the shoulder near B planet carrier 15 one end, B planet carrier 15 center has and adjusts axle 11 and adjust the step hole that axle 11 axial type half the circumference of the sleeve where it joins the shoulder coordinates, and adjustment axle 11 inserts B planet carrier 15 step hole from B planet carrier 15 near the one side of A planet carrier 2; Adjustment axle 11 is provided with bearing II 10 away from one end of B planet carrier 15.Bonnet 14 has step hole, bearing II 10 is arranged in bonnet 14 step hole, bearing II 10 is against on the half the circumference of the sleeve where it joins the shoulder in bonnet 14 step hole near one end of B planet carrier 15, bearing II 10 is provided with hole back-up ring 13 away from one end of B planet carrier 15, and hole back-up ring 13 is arranged in the deep gouge that is opened in bonnet 14 step hole; Bearing II 10 is sleeved near being provided with one between one end of B planet carrier 15 and B planet carrier 15 adjusting sleeve 9 adjusted on axle 11, bearing II 10 is provided with shaft block ring II 12 away from one end of B planet carrier 15, shaft block ring II 12 be arranged on be opened in adjustment axle 11 on deep gouge in.
In the present embodiment, A planet carrier bears the moment of torsion transmitted from planet wheel shaft, by middle spline, moment of torsion is passed to lower central wheel simultaneously; Described planet wheel shaft 7 bears moment of torsion that planet wheel transmits and is passed to A planet carrier; B planet carrier 15 mainly stops the spiral deformation of planet wheel shaft 7, and by planet carrier assembly and adjusting sleeve 9, adjustment axle 11 couples together; Adjusting sleeve 9, adjustment axle 11, carrys out final adjusting play δ by the axial length adjusting these two kinds of parts; Shaft block ring I 8, shaft block ring II 12 limits planet wheel shaft 7 respectively, the axial displacement of adjustment axle 11.A planet carrier 2 realizes being connected by planet wheel shaft 7 with B planet carrier 15, realizes location by shaft block ring I 8; B planet carrier 15, adjusting sleeve 9, bearing II 10 realizes connecting by adjustment axle 11, realizes location by shaft block ring II 12.
Concrete processing and assembling is, the connection precision of A planet carrier 2 and B planet carrier 15 relies on surface to be used for the positional accuracy of three axle holes of installed rows spider gear shaft, be fixed together after two planet carrier finish turnings and carry out the boring of three planet wheel axis holes, after boring, corresponding aperture does mark of correlation, paired warehouse-in, guarantees three holes position consistent on two planet carriers; For guaranteeing the rear two planet carrier invariant positions of assembling, planet wheel shaft 7 and boring hole adopt interference fit; For ensureing adjusting play δ, producing adjusting sleeve 9 and the adjustment axle 11 of axially different length, assembling by adjustment assembly method.
Claims (7)
1. an axial adjustment assembly planetary carrier, is characterized in that: comprise A planet carrier (2) and the B planet carrier (15) with A planet carrier (2) opposing parallel layout; Described A planet carrier (2) is connected by multiple planet wheel shaft (7) with B planet carrier (15), and multiple planet wheel shaft (7) is uniformly distributed around A planet carrier (2) center; A planet carrier (2) center has mounting hole; Described B planet carrier (15) center is provided with adjustment axle (11), and adjustment axle (11) is arranged on bonnet (14).
2. a kind of axial adjustment assembly planetary carrier according to claim 1, is characterized in that: described A planet carrier (2) and B planet carrier (15) are the disks of equal diameters.
3. a kind of axial adjustment assembly planetary carrier according to claim 1, is characterized in that: described planet wheel shaft (7) has three; Planet wheel shaft (7) is through A planet carrier (2) and B planet carrier (15), there is the axial type half the circumference of the sleeve where it joins the shoulder for limiting A planet carrier (2) movement planet wheel shaft (7) one end, planet wheel shaft (7) the other end has a circle deep gouge, is provided with the shaft block ring I (8) for limiting B planet carrier (15) movement in planet wheel shaft (7) deep gouge.
4. a kind of axial adjustment assembly planetary carrier according to claim 3, is characterized in that: between described A planet carrier (2) and B planet carrier (15), planet wheel shaft (7) is provided with the bearing I (5) for support and connection planet wheel (4); Described bearing I (5) two ends and be separately installed with planet wheel packing ring I (3) and planet wheel packing ring II (6) between A planet carrier (2) and B planet carrier (15).
5. a kind of axial adjustment assembly planetary carrier according to claim 1, it is characterized in that: described adjustment axle (11) is provided with axial type half the circumference of the sleeve where it joins the shoulder near B planet carrier (15) one end, B planet carrier (15) center has and adjusts axle (11) and adjust the step hole that axle (11) axial type half the circumference of the sleeve where it joins the shoulder coordinates, and adjustment axle (11) inserts B planet carrier (15) step hole from B planet carrier (15) near the one side of A planet carrier (2); Adjustment axle (11) is provided with bearing II (10) away from one end of B planet carrier (15), and bearing II (10) is fixed on bonnet (14).
6. a kind of axial adjustment assembly planetary carrier according to claim 5, it is characterized in that: (14) have step hole to described bonnet, bearing II (10) is arranged in bonnet (14) step hole, bearing II (10) is against on the half the circumference of the sleeve where it joins the shoulder in bonnet (14) step hole near one end of B planet carrier (15), bearing II (10) is provided with hole back-up ring (13) away from one end of B planet carrier (15), and hole back-up ring (13) is arranged in the deep gouge that is opened in bonnet (14) step hole;
Described bearing II (10) is sleeved near being provided with one between one end and B planet carrier (15) of B planet carrier (15) adjusting sleeve (9) adjusted on axle (11), bearing II (10) is provided with shaft block ring II (12) away from one end of B planet carrier (15), and shaft block ring II (12) is arranged in the deep gouge that is opened in adjustment axle (11).
7. a kind of axial adjustment assembly planetary carrier according to claim 1, it is characterized in that: described A planet carrier (2) mounting hole is a step hole, and the diameter of A planet carrier (2) step hole near B planet carrier (15) side is greater than the diameter of A planet carrier (2) step hole away from B planet carrier (15) side; Little one section of A planet carrier (2) step hole diameter has internal spline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520942258.3U CN205173445U (en) | 2015-11-24 | 2015-11-24 | Combination formula planet carrier is adjusted to axial |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520942258.3U CN205173445U (en) | 2015-11-24 | 2015-11-24 | Combination formula planet carrier is adjusted to axial |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205173445U true CN205173445U (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520942258.3U Active CN205173445U (en) | 2015-11-24 | 2015-11-24 | Combination formula planet carrier is adjusted to axial |
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| Country | Link |
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| CN (1) | CN205173445U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105370869A (en) * | 2015-11-24 | 2016-03-02 | 徐州科源液压股份有限公司 | Axially-adjusted combined planet carrier |
| CN108240418A (en) * | 2016-12-27 | 2018-07-03 | 比亚迪股份有限公司 | Drive shaft locking system and power-driven system and vehicle |
-
2015
- 2015-11-24 CN CN201520942258.3U patent/CN205173445U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105370869A (en) * | 2015-11-24 | 2016-03-02 | 徐州科源液压股份有限公司 | Axially-adjusted combined planet carrier |
| CN108240418A (en) * | 2016-12-27 | 2018-07-03 | 比亚迪股份有限公司 | Drive shaft locking system and power-driven system and vehicle |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |