CN116498718B - Lightweight high-speed gear box - Google Patents
Lightweight high-speed gear box Download PDFInfo
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- CN116498718B CN116498718B CN202310786123.1A CN202310786123A CN116498718B CN 116498718 B CN116498718 B CN 116498718B CN 202310786123 A CN202310786123 A CN 202310786123A CN 116498718 B CN116498718 B CN 116498718B
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- 239000000969 carrier Substances 0.000 claims abstract description 35
- 230000000149 penetrating effect Effects 0.000 claims abstract description 14
- 230000009471 action Effects 0.000 claims abstract description 8
- 239000010687 lubricating oil Substances 0.000 claims description 9
- 239000003921 oil Substances 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 10
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 5
- 239000000314 lubricant Substances 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H57/082—Planet carriers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The invention discloses a lightweight high-speed gear box, which relates to the technical field of gear boxes and comprises a first shell, a second shell, a sun gear, a planet gear and a gear ring, wherein a fixed shaft penetrating through the planet gear is fixed at the inner triangle part of the second shell. According to the invention, when the input shaft rotates, the input shaft drives the first convex ring and the second convex ring to rotate at the same time, and the first convex ring and the second convex ring drive the two groups of moving convex rings to axially reciprocate along the input shaft, so that under the action of the fixed ring and the moving rod, the two groups of planet carriers are driven to axially reciprocate, and the two groups of reciprocally moving planet carriers drive the multiple groups of planet gears to axially reciprocate, so that the problem that the planet gears are always meshed with tooth surfaces at fixed axial positions of the sun gear and the gear ring is avoided, the problem of abrasion of the tooth surfaces of the sun gear and the gear ring is effectively solved, the service lives of the sun gear and the gear ring are prolonged, and the whole transmission load capacity is improved.
Description
Technical Field
The invention relates to the technical field of gearboxes, in particular to a lightweight high-speed gearbox.
Background
The gear case can be classified into a spur gear case, a planetary gear case, and a gear case combined with each other according to a conventional type, wherein the planetary gear case, i.e., a planetary reduction case, is called a gear case, and its structure is a mechanism in which a plurality of planetary gears rotate around a sun gear, and also a mechanism in which a transmission ratio is reduced while a motor torque is proportionally increased.
The most simple planetary gear mechanism is composed of a sun gear, a gear ring, a planet carrier and a plurality of planetary gears supported on the planet carrier, the movement modes of a planetary gear box are divided into a plurality of modes, wherein the sun gear is an active output part, and the planetary gears only rotate to drive so as to enable the gear ring to rotate as the output part.
In the prior art, in a transmission mode of only autorotation, the teeth of the planet gear are always in a meshed transmission state with the teeth of the sun gear and the teeth of the gear ring, that is, the axial positions of the meshing positions of the planet gear, the sun gear and the gear ring are not changed, so that tooth surfaces of the sun gear and the gear ring are seriously worn, and the transmission load of the whole planetary gear box is reduced.
Disclosure of Invention
Based on the above, the invention aims to provide a lightweight high-speed gearbox, which is used for solving the technical problem that the axial positions of meshing positions of a planet gear, a sun gear and a gear ring are not changed in the prior art, so that tooth surfaces of the sun gear and the gear ring are seriously worn, and the transmission load of the whole planetary gearbox is reduced.
In order to achieve the above purpose, the present invention provides the following technical solutions: the light high-speed gearbox comprises a first shell, a second shell, a sun gear, a planet gear and a gear ring, wherein the sun gear is rotationally connected with the second shell through an input shaft, and the gear ring is movably connected in the first shell;
the inner triangle of the second shell is fixedly provided with a fixed shaft penetrating through the planet gears, the outer side of each group of fixed shaft is provided with a first linear bearing, the first linear bearings are connected with the planet gears through movable bearings, two sides of each group of planet gears are provided with planet carriers, the inner sides of the two groups of planet carriers are fixedly connected with the outer walls of the multiple groups of first linear bearings, the two groups of planet carriers and the multiple groups of planet gears simultaneously move in a reciprocating axial direction along the fixed shaft under the action of the multiple groups of first linear bearings, the inner sides of the two groups of planet carriers are fixedly provided with supporting rings corresponding to each group of planet gears, the inner sides of the supporting rings are movably connected with movable balls extending into the planet gears, and annular grooves matched with the movable balls are formed in two sides of the planet gears;
the two sides of the outer part of the input shaft are respectively fixed with a first convex ring and a second convex ring, and the two sides of the outer part of the input shaft are both connected with movable convex rings matched with the first convex rings and the second convex rings in a sliding manner;
the two groups of movable convex rings are axially and slidably connected with the input shaft through second linear bearings, connecting rods are fixed between the two groups of planetary carriers and at staggered positions of the plurality of groups of planetary gears, fixed rings are fixed on the outer sides of the movable convex rings, movable rods penetrating through the connecting rods are fixed at triangular positions on the outer sides of the fixed rings, an output ring fixed with a gear ring is movably connected to the inner wall of a first shell, and an output shaft penetrating through the first shell is fixed on one side of the output ring.
Through adopting above-mentioned technical scheme, drive the sun gear through the input shaft and rotate, the sun gear rotates and drives multiunit planet wheel and rotate, and multiunit autorotation planet wheel then drives the ring gear and rotate, the ring gear drives output ring and output shaft and carries out output rotation, when the input shaft rotates, the input shaft drives first bulge loop and second bulge loop simultaneously and rotates, first bulge loop and second bulge loop drive two sets of removal bulge loops and carry out reciprocating axial displacement along the input shaft when rotating, and then under the effect of solid ring and movable rod, drive two sets of planet holders and carry out axial displacement, because be movable support connection between two sets of planet holders inboard and multiunit planet wheel, and then two sets of reciprocating movement's planet holders drive multiunit planet wheel and carry out reciprocating axial displacement, because the width of sun gear and ring gear is greater than the width of planet wheel, and then make the planet wheel carry out axial displacement under the circumstances of meshing with sun gear, the fixed axial position department of ring gear tooth face meshing all the time, and then the effectual problem of reducing sun gear, the tooth face abrasion of ring gear tooth face, thereby improve sun gear and ring gear's life and holistic transmission capacity.
The invention is further arranged that the triangular parts at the inner side of the second shell are all fixed with fixed cylinders positioned at the outer sides of the fixed shafts, two groups of planet carriers are provided with fixed plates at two sides, the inner sides of the fixed cylinders are fixed with guide rods penetrating through the two groups of planet carriers and fixedly connected with the two groups of fixed plates, the triangular parts at the outer sides of the two groups of fixed rings are all fixed with limiting rods extending into the fixed cylinders, and the fixed cylinders are internally provided with sliding grooves matched with the limiting rods.
Through adopting above-mentioned technical scheme, wherein fixed cylinder plays the fixed effect to multiunit fixed axle, and through the effect of fixed guide bar, makes the guide bar play the guide effect to two sets of reciprocating motion's planet carrier, makes two sets of planet carrier more stable in the slip in-process.
The invention is further characterized in that a movable supporting plate matched with the input shaft is fixed on the inner side of the output ring, and the movable supporting plate is rotationally connected with the input shaft through a bearing.
Through adopting above-mentioned technical scheme, wherein the movable support board plays the activity supporting role to the input shaft, makes the input shaft more stable in the rotation in-process.
The invention is further characterized in that one side of the inner wall of the second shell is fixedly provided with a lubricating oil ring, the top of the lubricating oil ring is fixedly provided with an oil injection pipe communicated with the outside, the inner side of the lubricating oil ring is provided with an oil hole communicated with the inside of the first shell and the inside of the second shell, and the inside of the oil injection pipe is provided with a sealing plug.
Through adopting above-mentioned technical scheme, pour into lubricating oil through the oil pipe to first casing and the inside injection of second casing, make lubricating oil play lubricated effect to the inside part of first casing and second casing.
The invention further provides that the two ends of the bottoms of the first shell and the second shell are both fixedly provided with supporting legs, and the two groups of supporting legs are fixedly connected through bolts.
Through adopting above-mentioned technical scheme, wherein the supporting leg plays the supporting role to first casing and second casing, through the connection of bolt, makes the supporting leg whole more stable.
In summary, the invention has the following advantages: according to the invention, the sun gear is driven to rotate through the input shaft, the sun gear rotates to drive the plurality of groups of planet gears to rotate, the gear ring is driven to rotate by the plurality of groups of rotating planet gears, the output ring and the output shaft are driven to rotate by the gear ring, when the input shaft rotates, the first convex ring and the second convex ring are simultaneously driven to rotate by the input shaft, the first convex ring and the second convex ring drive the two groups of moving convex rings to axially reciprocate along the input shaft, and further, under the action of the fixed ring and the moving rod, the two groups of planet carriers are driven to axially move, and as the inner sides of the two groups of planet carriers are movably supported and connected with the plurality of groups of planet gears, the two groups of planet carriers which reciprocate drive the plurality of groups of planet gears to axially move in a reciprocating manner, and as the widths of the sun gear and the gear ring are larger than the widths of the planet gears, the planet gears axially move under the condition of being meshed with the sun gear and the gear ring simultaneously, the problem that the planet gears are always meshed with tooth surfaces at fixed axial positions of the sun gear and the gear ring is avoided, and the problem that the sun gear and the tooth surfaces and the gear surfaces of the gear ring are effectively reduced is worn and the whole transmission load capacity is improved.
Drawings
FIG. 1 is a cut-away view of a first view of the present invention;
FIG. 2 is a cut-away view of a second view of the present invention;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is an enlarged view of the invention at A of FIG. 3;
FIG. 5 is an exploded view of the internal structure of the present invention;
FIG. 6 is a partial exploded view of the present invention;
FIG. 7 is an enlarged view of the structure of the first part of the present invention;
FIG. 8 is a schematic view of the structure of the second part of the present invention;
FIG. 9 is a schematic view of the whole structure of the first view angle of the present invention;
fig. 10 is a schematic overall structure of a second view of the present invention.
In the figure: 1. a first housing; 2. a second housing; 3. a gear ring; 4. an input shaft; 5. a sun gear; 6. a fixed shaft; 7. a planet wheel; 8. a planet carrier; 9. a first linear bearing; 10. a movable bearing; 11. a support ring; 12. a movable ball; 13. a first collar; 14. a second convex ring; 15. moving the convex ring; 16. a second linear bearing; 17. an output ring; 18. an output shaft; 19. a connecting rod; 20. a fixing ring; 21. a moving rod; 22. a fixed cylinder; 23. a fixing plate; 24. a guide rod; 25. a limit rod; 26. a movable support plate; 27. a lubricating oil ring; 28. a filler pipe; 29. and (5) supporting legs.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
Hereinafter, an embodiment of the present invention will be described in accordance with its entire structure.
1-10, a lightweight high-speed gearbox comprises a first shell 1, a second shell 2, a sun gear 5, a planet wheel 7 and a gear ring 3, wherein the sun gear 5 and the second shell 2 are rotationally connected through an input shaft 4, and the gear ring 3 is movably connected inside the first shell 1;
the inner triangle of the second shell 2 is fixedly provided with fixed shafts 6 penetrating through the planet gears 7, the outer side of each group of fixed shafts 6 is provided with a first linear bearing 9, the first linear bearings 9 and the planet gears 7 are connected through movable bearings 10, two sides of each group of planet gears 7 are provided with planet carriers 8, the inner sides of the two groups of planet carriers 8 are fixedly connected with the outer walls of the plurality of groups of first linear bearings 9, the two groups of planet carriers 8 and the plurality of groups of planet gears 7 simultaneously move along the fixed shafts 6 in a reciprocating axial direction under the action of the plurality of groups of first linear bearings 9, the inner sides of the two groups of planet carriers 8 are fixedly provided with supporting rings 11 corresponding to each group of planet gears 7, the inner sides of the supporting rings 11 are movably connected with movable balls 12 extending into the planet gears 7, and annular grooves matched with the movable balls 12 are formed in two sides of the planet gears 7;
the two sides of the outer part of the input shaft 4 are respectively fixed with a first convex ring 13 and a second convex ring 14, the two sides of the outer part of the input shaft 4 are both connected with a moving convex ring 15 matched with the first convex ring 13 and the second convex ring 14 in a sliding way, and the two groups of reciprocating planet carriers 8 drive a plurality of groups of planet gears 7 to reciprocate axially;
the two groups of movable convex rings 15 are axially and slidably connected with the input shaft 4 through a second linear bearing 16, connecting rods 19 are fixed between the two groups of planetary carriers 8 and at the staggered positions of the plurality of groups of planetary gears 7, fixed rings 20 are fixed on the outer sides of the two groups of movable convex rings 15, movable rods 21 penetrating through the connecting rods 19 are fixed on the triangular positions on the outer sides of the two groups of fixed rings 20, an output ring 17 fixed with the gear ring 3 is movably connected to the inner wall of the first shell 1, an output shaft 18 penetrating through the first shell 1 is fixed on one side of the output ring 17, the sun gear 5 is driven to rotate through the input shaft 4, the sun gear 5 rotates to drive the plurality of groups of planetary gears 7 to rotate, the gear rings 3 are driven to rotate through the plurality of groups of planetary gears 7, and the gear rings 3 drive the output ring 17 and the output shaft 18 to output and rotate.
Referring to fig. 5 and 8, the triangular position on the inner side of the second housing 2 is fixed with a fixing cylinder 22 located on the outer side of the fixing shaft 6, two sides of the two sets of planet carriers 8 are provided with fixing plates 23, the inner side of the fixing cylinder 22 is fixed with a guide rod 24 penetrating through the two sets of planet carriers 8 and fixedly connected with the two sets of fixing plates 23, the triangular position on the outer side of the two sets of fixing rings 20 is fixed with a limit rod 25 extending into the fixing cylinder 22, and the fixing cylinder 22 is internally provided with a sliding groove matched with the limit rod 25.
Referring to fig. 1, 2 and 3, a movable support plate 26 matched with the input shaft 4 is fixed on the inner side of the output ring 17, and the movable support plate 26 is rotatably connected with the input shaft 4 through a bearing.
Referring to fig. 1, 2 and 3, a lubricant ring 27 is fixed on one side of the inner wall of the second housing 2, a lubricant pipe 28 communicated with the outside is fixed on the top of the lubricant ring 27, the inside of the lubricant ring 27 is provided with oil holes communicated with the inside of the first housing 1 and the inside of the second housing 2, and the inside of the lubricant pipe 28 is provided with a sealing plug.
Referring to fig. 1, 2, 9 and 10, the two ends of the bottom of the first casing 1 and the second casing 2 are fixed with supporting legs 29, and the two sets of supporting legs 29 are fixedly connected by bolts, and the supporting legs 29 play a supporting role on the first casing 1 and the second casing 2 through the above structure, so that the whole supporting legs 29 are more stable through the connection of the bolts.
The working principle of the invention is as follows: when the planetary gear transmission device is used, the output end of external torque input equipment is connected with the input shaft 4 through a coupling, the sun gear 5 is driven to rotate through the input shaft 4, the sun gear 5 rotates to drive a plurality of groups of planetary gears 7 to rotate, the planetary gears 7 with the plurality of groups of rotation drive the gear ring 3 to rotate, and the gear ring 3 drives the output ring 17 and the output shaft 18 to output and rotate;
when the input shaft 4 rotates, the input shaft 4 drives the first convex ring 13 and the second convex ring 14 to rotate at the same time, and when the first convex ring 13 and the second convex ring 14 rotate, the two groups of moving convex rings 15 are driven to axially move in a reciprocating manner along the input shaft 4, so that the two groups of planet carriers 8 are driven to axially move under the action of the fixed ring 20 and the moving rod 21;
because the inner sides of the two groups of planet carriers 8 are movably supported and connected with the plurality of groups of planet gears 7, the two groups of planet carriers 8 which reciprocate drive the plurality of groups of planet gears 7 to reciprocate axially, and the widths of the sun gear 5 and the gear ring 3 are larger than those of the planet gears 7, so that the planet gears 7 axially move under the condition of being meshed with the sun gear 5 and the gear ring 3 at the same time, the problem that the planet gears 7 are always meshed with tooth surfaces at fixed axial positions of the sun gear 5 and the gear ring 3 is avoided, the problem that the tooth surfaces of the sun gear 5 and the gear ring 3 are worn is effectively reduced, the service lives of the sun gear 5 and the gear ring 3 are prolonged, and the integral transmission load capacity is improved;
further, the protrusions on the surfaces of the first convex ring 13 and the second convex ring 14 are staggered, the protrusions on the surfaces of the two groups of moving convex rings 15 are arranged at the same position, specifically, the first convex ring 13 is matched with one group of moving convex rings 15, and the second convex ring 14 is matched with the other group of moving convex rings 15;
when the first convex ring 13 rotates, the protrusions on the surface of the first convex ring 13 approach the protrusions on the surface of one group of movable convex rings 15 to push the first convex ring, then the group of movable convex rings 15 axially move away from the sun wheel 5 along the input shaft 4, meanwhile, the second convex ring 14 synchronously rotates, the protrusions on the surface of the second convex ring and the protrusions on the surface of the other group of movable convex rings 15 are staggered, so that the other group of movable convex rings 15 axially move close to the sun wheel 5 along the input shaft 4, and the reciprocating movement can drive the two groups of planet carriers 8 and the plurality of groups of planet wheels 7 to axially slide;
furthermore, the inner sides of the two groups of planet carriers 8 are fixed with supporting rings 11 corresponding to the groups of planet gears 7, wherein the inner sides of the supporting rings 11 are movably connected with movable balls 12, and annular grooves matched with the movable balls 12 are formed at both sides of the groups of planet gears 7, so that when the two groups of planet carriers 8 push the groups of planet gears 7 to reciprocate axially, the force can be applied to the planet gears 7 through the groups of movable balls 12, and the autorotation of the planet gears 7 can not be influenced under the action of the movable balls 12;
the triangular positions of the two groups of planet carriers 8 are connected and fixed through connecting rods 19, fixed rings 20 are fixed on the outer sides of the two groups of movable convex rings 15, and movable rods 21 penetrating through the connecting rods 19 are fixed on the triangular positions of the two groups of fixed rings 20, so that the two groups of planet carriers 8 can reciprocate axially under the action of the movable rods 21, and the reciprocating axial movement of the plurality of groups of planet gears 7 is realized.
Although embodiments of the invention have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the invention as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the invention, provided that such modifications are within the scope of the appended claims.
Claims (9)
1. The utility model provides a lightweight high-speed gear box, includes first casing (1), second casing (2), sun gear (5), planet wheel (7) and ring gear (3), its characterized in that: the sun gear (5) is rotationally connected with the second shell (2) through an input shaft (4), and the gear ring (3) is movably connected in the first shell (1);
the inner triangle of the second shell (2) is fixedly provided with a fixed shaft (6) penetrating through the planet gears (7), each group of fixed shafts (6) is provided with a first linear bearing (9) on the outer side, the first linear bearings (9) are connected with the planet gears (7) through movable bearings (10), two sides of the plurality of groups of planet gears (7) are provided with planet carriers (8), the inner sides of the two groups of planet carriers (8) are fixedly connected with the outer walls of the plurality of groups of first linear bearings (9), the two groups of planet carriers (8) and the plurality of groups of planet gears (7) simultaneously reciprocate along the fixed shaft (6) under the action of the plurality of groups of first linear bearings (9), the two sides outside the input shaft (4) are respectively fixedly provided with a first convex ring (13) and a second convex ring (14), and the two sides outside the input shaft (4) are respectively connected with movable convex rings (15) matched with the first convex ring (13) and the second convex ring (14) in a sliding manner;
two groups of movable convex rings (15) are axially and slidably connected with an input shaft (4) through a second linear bearing (16), connecting rods (19) are fixed between the planet carriers (8) and the staggered positions of the planet gears (7), fixing rings (20) are fixed on the outer sides of the movable convex rings (15), and moving rods (21) penetrating through the connecting rods (19) are fixed on triangular positions on the outer sides of the fixing rings (20).
2. The lightweight high speed gearbox of claim 1, wherein: the inner sides of the two groups of planetary carriers (8) are fixed with supporting rings (11) corresponding to each group of planetary gears (7), the inner sides of the supporting rings (11) are movably connected with movable balls (12) extending into the planetary gears (7), and annular grooves matched with the movable balls (12) are formed in the two sides of the planetary gears (7).
3. The lightweight high speed gearbox of claim 1, wherein: the inner triangle of the second shell (2) is fixedly provided with a fixed cylinder (22) positioned at the outer side of the fixed shaft (6), two groups of planet carriers (8) are provided with fixed plates (23) at two sides, and the inner side of the fixed cylinder (22) is fixedly provided with a guide rod (24) penetrating through the two groups of planet carriers (8) and fixedly connected with the two groups of fixed plates (23).
4. The lightweight high speed gearbox of claim 1, wherein: an output ring (17) fixed with the gear ring (3) is movably connected to the inner wall of the first shell (1), and an output shaft (18) penetrating through the first shell (1) is fixed to one side of the output ring (17).
5. A lightweight high speed gearbox as set forth in claim 3, wherein: the two groups of the fixed rings (20) are fixed with limit rods (25) extending into the fixed cylinder (22) at the outer triangular positions, and sliding grooves matched with the limit rods (25) are formed in the fixed cylinder (22).
6. The lightweight high speed gearbox of claim 4, wherein: the inner side of the output ring (17) is fixed with a movable supporting plate (26) matched with the input shaft (4), and the movable supporting plate (26) is rotatably connected with the input shaft (4) through a bearing.
7. The lightweight high speed gearbox of claim 1, wherein: and one side of the inner wall of the second shell (2) is fixed with a lubricating oil ring (27), and the top of the lubricating oil ring (27) is fixed with an oil injection pipe (28) communicated with the outside.
8. The lightweight high speed gearbox of claim 7, wherein: the inner side of the lubricating oil ring (27) is provided with oil holes communicated with the inner parts of the first shell (1) and the second shell (2), and the inner part of the oil filling pipe (28) is provided with a sealing plug.
9. The lightweight high speed gearbox of claim 1, wherein: support legs (29) are fixed at two ends of the bottoms of the first shell (1) and the second shell (2), and the two groups of support legs (29) are fixedly connected through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310786123.1A CN116498718B (en) | 2023-06-30 | 2023-06-30 | Lightweight high-speed gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310786123.1A CN116498718B (en) | 2023-06-30 | 2023-06-30 | Lightweight high-speed gear box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116498718A CN116498718A (en) | 2023-07-28 |
| CN116498718B true CN116498718B (en) | 2023-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310786123.1A Active CN116498718B (en) | 2023-06-30 | 2023-06-30 | Lightweight high-speed gear box |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117646785B (en) * | 2024-01-29 | 2024-04-19 | 中国电建集团华东勘测设计研究院有限公司 | High-speed linear lifting unit gear box |
| CN117733595B (en) * | 2024-02-20 | 2024-04-30 | 杭州一佳精密轴承有限公司 | Special fixture for bearing machining |
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| KR101279921B1 (en) * | 2012-11-29 | 2013-07-04 | 이두영 | Clutch for controlling connect of power cyclically |
| CN109780163A (en) * | 2019-01-26 | 2019-05-21 | 天津大学 | A reciprocating cylindrical sinusoidal end face movable tooth reducer |
| CN111981102A (en) * | 2020-08-07 | 2020-11-24 | 艾默生精密工具技术(上海)有限公司 | Transmission assembly and reciprocating pump including the same |
| CN112673192A (en) * | 2018-09-10 | 2021-04-16 | 法雷奥系统公司 | Mechanical reduction gear and related gear motor |
| CN113811703A (en) * | 2019-04-01 | 2021-12-17 | 詹尼斯高级技术有限公司 | Gear box |
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2023
- 2023-06-30 CN CN202310786123.1A patent/CN116498718B/en active Active
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| KR101279921B1 (en) * | 2012-11-29 | 2013-07-04 | 이두영 | Clutch for controlling connect of power cyclically |
| CN112673192A (en) * | 2018-09-10 | 2021-04-16 | 法雷奥系统公司 | Mechanical reduction gear and related gear motor |
| CN109780163A (en) * | 2019-01-26 | 2019-05-21 | 天津大学 | A reciprocating cylindrical sinusoidal end face movable tooth reducer |
| CN113811703A (en) * | 2019-04-01 | 2021-12-17 | 詹尼斯高级技术有限公司 | Gear box |
| CN111981102A (en) * | 2020-08-07 | 2020-11-24 | 艾默生精密工具技术(上海)有限公司 | Transmission assembly and reciprocating pump including the same |
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| CN116498718A (en) | 2023-07-28 |
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