CN115234630A - Box body lightweight mechanism of planetary gear reduction gear box - Google Patents

Box body lightweight mechanism of planetary gear reduction gear box Download PDF

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Publication number
CN115234630A
CN115234630A CN202210942313.3A CN202210942313A CN115234630A CN 115234630 A CN115234630 A CN 115234630A CN 202210942313 A CN202210942313 A CN 202210942313A CN 115234630 A CN115234630 A CN 115234630A
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CN
China
Prior art keywords
gear
bearing plate
plate
gear box
connecting rod
Prior art date
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Pending
Application number
CN202210942313.3A
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Chinese (zh)
Inventor
李巍
文达
张强
蓝宗坚
吴健勇
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Foshan Sanshui Weiqiang Technology Co ltd
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Foshan Sanshui Weiqiang Technology Co ltd
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Priority to CN202210942313.3A priority Critical patent/CN115234630A/en
Publication of CN115234630A publication Critical patent/CN115234630A/en
Pending legal-status Critical Current

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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
    • 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
    • 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
    • F16H57/028—Gearboxes; Mounting gearing therein characterised by means for reducing vibration or noise
    • 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
    • F16H2057/02091—Measures for reducing weight of gearbox
    • 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

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Details Of Gearings (AREA)

Abstract

The invention discloses a light weight mechanism of a planetary gear reduction gearbox body, which comprises: the gear box is internally provided with a speed reducing mechanism, the output shaft, the input shaft, the safety device and the damping device are arranged on the same side of the gear box, one end of the output shaft and one end of the input shaft movably penetrate through the gear box and are connected with the speed reducing mechanism, the other end of the output shaft and the other end of the input shaft extend out of the gear box and are used for being connected with external equipment, and the safety device is positioned between the output shaft and the input shaft. Through set up reduction gears in the gear box, and this reduction gears adopts the form of fixed velocity ratio, and install three group's gear trains in the gear box, and utilize reasonable spatial layout, the lightweight gear box of design, and same one side of gear box is located to output shaft and input shaft, make the size greatly reduced of this gear box when vertically installing, and make the space that occupies when this gear box installs in arbitrary equipment as supporting parts little, satisfy light-weighted requirement, both guaranteed the practicality and also fully reduced the volume, whole weight has been lightened.

Description

Box body lightweight mechanism of planetary gear reduction gear box
Technical Field
The invention relates to the technical field of gear boxes, in particular to a box body lightening mechanism of a planetary gear reduction gear box.
Background
The gear box bears the acting force from the gear and the counterforce generated during the gear transmission, so the gear box must have enough rigidity to bear the action of the force and the moment, prevent the deformation and ensure the transmission quality. With the continuous rapid development of the gear box industry, more and more industries and different enterprises use the gear box, and more enterprises develop in the gear box industry.
However, the internal space of the existing planetary gear gearbox is large, so that the strength of an effective supporting point in the planetary gear gearbox is greatly reduced, and the weight of the gearbox is also large.
Disclosure of Invention
The invention aims to provide a light weight mechanism of a planetary gear reduction gearbox body, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a planetary gear reduction gearbox box lightweight mechanism includes: the gear box is provided with a speed reducing mechanism, the output shaft, the input shaft, the safety device and the damping device are arranged on the same side of the gear box, one end of the output shaft and one end of the input shaft movably penetrate through the gear box and are connected with the speed reducing mechanism, the other ends of the output shaft and the input shaft extend out of the gear box and are used for being connected with external equipment, and the safety device is arranged between the output shaft and the input shaft.
Preferably, the gear box includes: the gear box cover is detachably connected with the gear installation box cover body through bolts and the installation holes, and a speed reducing mechanism is arranged in an inner cavity formed by the gear box cover and the gear installation box cover body.
Preferably, the speed reducing mechanism includes: the input assembly, the output assembly and the speed reduction assembly are sequentially meshed for transmission, the input assembly is connected with the input shaft, and the output assembly is connected with the output shaft.
Preferably, the input assembly includes: the gearbox comprises a first input gear, a second input gear, a third input gear and a first rotating shaft, wherein the first input gear is fixedly connected with one end, extending into the gearbox, of the input shaft, two ends of the first rotating shaft are respectively rotatably connected with the inner wall of the gearbox cover and the inner wall of the gear installation box cover, the outer wall of the first rotating shaft is sleeved with the second input gear and the third input gear, and the first input gear is meshed with the second input gear.
Preferably, the output assembly comprises: the output gear I is sleeved on the outer wall of the rotation shaft II, and the rotation shaft II is fixedly connected with one end, extending into the gear box, of the output shaft.
Preferably, the speed reduction assembly comprises: the two ends of the rotating shaft III are respectively and rotatably connected with the inner walls of the gearbox cover and the gear installation box cover body, and the reducing gear is sleeved on the outer wall of the rotating shaft III;
the first output gear is meshed with the reduction gear, and the first rotating shaft, the second rotating shaft and the third rotating shaft are rotatably connected with the inner wall of the gear box through the same bearings.
Preferably, the safety device comprises: the lower plate, cushion the subassembly, coupling assembling, the ball-type connector, the buffering pull rod, the mount pad, the upper plate, the lower plate top is equipped with cushion the subassembly, the subassembly activity runs through cushion the subassembly, and coupling assembling top fixedly connected with ball-type connector, the coupling assembling passes through ball-type connector and mount pad swing joint, a plurality of groups cushion the pull rod around cushion the subassembly center setting, and cushion the pull rod and be close to cushion the subassembly one end and cushion the subassembly outer wall articulated, the one end that the buffering pull rod is close to the upper plate is articulated with the upper plate, mount pad and upper plate lower extreme fixed connection, upper plate and gear box outer wall fixed connection.
Preferably, the buffer assembly includes: the connecting seat is fixedly connected with the upper end of the lower bottom plate, the lower end of the first connecting rod is fixedly connected with the center of the upper end of the connecting seat, the lower bearing plate is detachably connected with the connecting seat through the first bolt, the bearing spring is fixedly arranged between the lower bearing plate and the upper bearing plate, and one end, far away from the connecting seat, of the first connecting rod movably penetrates through the lower bearing plate, the bearing spring and the upper bearing plate;
the coupling assembling includes: cavity sleeve one, bolt two, the bolt hole, the fixed ring seat, the articulated plate, the fixed ring seat is fixed cup joints in cavity sleeve one outer wall, one side that the fixed ring seat is close to last bearing plate is equipped with a plurality of bolt holes, it is connected with the removable unloading of fixed ring seat through bolt two and bolt hole to go up the bearing plate, first connecting rod is close to cavity sleeve one end extends to in the cavity sleeve one, and first connecting rod and a cavity sleeve sliding connection, fixed ring seat outer lane wall is fixed and is equipped with a plurality of articulated plates, one end and the ball-type connector fixed connection that cavity sleeve one is close to the ball-type connector.
Preferably, the connecting assembly comprises: the hinge rod, a second hollow sleeve and a second connecting rod, wherein one end of the hinge rod, close to the hinge plate, is hinged with the hinge plate, one end of the hinge rod, far away from the hinge plate, movably penetrates through the second hollow sleeve, a connecting spring is arranged in the second hollow sleeve, one end of the hinge rod, extending into the second hollow sleeve, is fixedly connected with the connecting spring in the second hollow sleeve, one end of the second connecting rod, close to the second hollow sleeve, is fixedly connected with the second hollow sleeve, and one end of the second connecting rod, far away from the second hollow sleeve, is hinged with the upper bottom plate;
the mounting seat consists of a right fixing seat and a left fixing seat, a hemispherical groove for accommodating the spherical connector is formed in the centers of the right fixing seat and the left fixing seat, the spherical connector is movably connected with the hemispherical groove, and the right fixing seat and the left fixing seat are detachably connected with the upper base plate through a plurality of bolts;
the upper bottom plate is fixedly connected with the outer wall of the gear installation box cover body.
Preferably, one side that the gearbox lid possess safety device is equipped with a plurality of damping device, and four apex angle departments of gearbox lid are located to damping device, and damping device includes: the device comprises a rubber head, a third connecting rod, a first bearing plate, a fourth connecting rod, a first bearing spring, a telescopic rod, a partition plate, a shell, a second bearing plate, a limiting chute, a buffer cushion block, a second bearing spring, a fifth connecting rod, a limiting column and a magnetic block;
the rubber head is fixedly connected with the lower ends of the third connecting rods, the upper ends of the third connecting rods are fixedly connected with the lower ends of the first bearing plates, the two groups of fourth connecting rods are symmetrically and fixedly connected with the upper ends of the first bearing plates, the two ends of the partition plate are respectively fixedly connected with the inner wall of the shell, the two ends of the second bearing plate are respectively connected with the inner wall of the shell in a sliding manner, and the second bearing plate is arranged above the partition plate;
two groups of limiting sliding grooves are symmetrically arranged in the second bearing plate, the upper end of a fourth connecting rod penetrates through the partition plate in a sliding mode and extends into the limiting sliding grooves, one end, extending into the limiting sliding grooves, of the fourth connecting rod is connected with the limiting sliding grooves in a sliding mode, and a buffer cushion block is fixedly connected to the tops of the limiting sliding grooves;
the telescopic rod is arranged between the first bearing plate and the second bearing plate, the lower end of the telescopic rod is fixedly connected with the upper end of the first bearing plate, the upper end of the telescopic rod is fixedly connected with the second bearing plate, the first bearing spring is fixedly sleeved on the outer wall of the telescopic rod, and the telescopic rod penetrates through the partition plate in a sliding manner;
the second bearing plate is connected with the fifth connecting rod in a sliding manner, a plurality of limiting columns for preventing the second bearing plate from rotating are arranged on the outer wall of the fifth connecting rod, the upper end of the fifth connecting rod is fixedly connected with the upper end of the inner wall of the shell, the outer wall of the fifth connecting rod is fixedly sleeved with a second bearing spring, and two ends of the second bearing spring are respectively fixedly connected with the upper end of the second bearing plate and the upper end of the inner wall of the shell;
a plurality of repellent magnetic blocks are arranged on the sides, close to each other, of the first bearing plate, the partition plate and the second bearing plate;
the outer wall of the upper end of the shell is fixedly connected with the gear box cover.
Drawings
FIG. 1 is a schematic diagram of an explosive structure according to the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic view of a reduction gear ring assembly of the present invention;
FIG. 4 is a schematic view of the construction of the planetary assembly of the present invention;
FIG. 5 is a schematic view of the damping device according to the present invention.
In the figure: 1. a gear case; 2. an output shaft; 3. an input shaft; 4. a safety device; 5. a damping device; 6. a gearbox cover; 7. a gear mounting box cover body; 8. mounting holes; 9. inputting a first gear; 10. a second input gear; 11. an input gear III; 12. rotating a first shaft; 13. a first output gear; 14. a second rotating shaft; 15. a bearing; 16. a reduction gear; 17. a third rotating shaft; 18. A lower base plate; 19. a buffer assembly; 20. a connecting assembly; 21. a spherical connector; 22. a buffer pull rod; 23. a mounting seat; 24. an upper base plate; 25. a connecting seat; 26. a first link; 27. A lower bearing plate; 271. a first bolt; 28. a pressure-bearing spring; 29. an upper bearing plate; 30. a hollow sleeve I; 31. a second bolt; 32. bolt holes; 33. a stationary ring seat; 34. a hinge plate; 35. A hinged lever; 36. a second hollow sleeve; 37. a second link; 38. a right fixed seat; 39. a left fixed seat; 40. a rubber head; 41. a third link; 42. a first bearing plate; 43. a fourth link; 44. a first pressure bearing spring; 45. a telescopic rod; 46. a partition plate; 47. a housing; 48. a second bearing plate; 49. a limiting chute; 50. buffering cushion blocks; 51. a second pressure bearing spring; 52. a fifth link; 53. a limiting post; 54. a magnetic block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings only for the purpose of facilitating description of the present invention and simplifying description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements can be directly connected with each other or indirectly connected with each other through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Example 1
Referring to fig. 1, the present invention provides a technical solution, which includes: gear box 1, be equipped with reduction gears in the gear box 1, output shaft 2, input shaft 3 and safety device 4 and damping device 5 locate gear box 1 with one side, output shaft 2 and 3 one end activities of input shaft run through gear box 1 and be connected with reduction gears, and output shaft 2 and the 3 other ends of input shaft extend gear box 1 and be used for being connected with external equipment, and safety device 4 is located between output shaft 2 and the input shaft 3.
The beneficial effects of the above technical scheme are: through set up reduction gears in gear box 1, and this reduction gears adopts the form of fixed velocity ratio, and install three gear sets of group in gear box 1, and apply reasonable spatial layout, the lightweight gear box 1 of design, and output shaft 2 and input shaft 3 locate same one side of gear box 1, make the size of this gear box 1 when vertically installing significantly reduce, and make the space that occupies when this gear box 1 installs in arbitrary equipment as supporting part little, satisfy the requirement of lightweight, both guaranteed the practicality and also fully reduced the volume, whole weight has been lightened, and through set up safety device 4 in gear box 1 outside can avoid needing to increase output torque or reduce the vibrational force that output rotational speed equipment produced when receiving the reduction gears during operation of planet gear reduction gears inslot installation, play the guard action, through set up damping device 5 in gear box 1 outside can effectually reduce the pressure that external equipment gave gearbox 1 box, the effectual reduction gears in gearbox 1 box and the box of having protected, the security of device has been improved.
Example 2
Referring to fig. 1 to 2 based on embodiment 1, a gear box 1 includes: gear case lid 6, gear installation case lid 7 and mounting hole 8, gear case lid 6 passes through bolt and mounting hole 8 and can dismantle with gear installation case lid 7 and be connected, and is equipped with reduction gears in the inner chamber that gear case lid 6 and gear installation case lid 7 formed.
Preferably, the gearbox 1 comprises: gear case lid 6, gear installation case lid 7 and mounting hole 8, gear case lid 6 passes through bolt and mounting hole 8 and can dismantle with gear installation case lid 7 and be connected, and is equipped with speed reduction mechanism in the inner chamber that gear case lid 6 and gear installation case lid 7 formed.
Preferably, the speed reducing mechanism includes: input module, output module and speed reduction subassembly, input module, output module and speed reduction subassembly mesh transmission in proper order, and input module is connected with input shaft 3, and output module is connected with output shaft 2.
Preferably, the input assembly includes: the gear box comprises a first input gear 9, a second input gear 10, a third input gear 11 and a first rotating shaft 12, wherein the first input gear 9 and one end of the input shaft 3 extending into the gear box 1 are fixedly connected, two ends of the first rotating shaft 12 are respectively rotatably connected with the inner walls of a gear box cover 6 and a gear installation box cover body 7, the outer wall of the first rotating shaft 12 is sleeved with the second input gear 10 and the third input gear 11, and the first input gear 9 is meshed with the second input gear 10.
Preferably, the output assembly comprises: the two ends of the second rotating shaft 14 are respectively connected with the inner walls of the gear box cover 6 and the gear installation box cover body 7 in a rotating mode, the first output gear 13 is sleeved on the outer wall of the second rotating shaft 14, and the second rotating shaft 14 is fixedly connected with one end, extending into the gear box 1, of the output shaft 2.
Preferably, the speed reduction assembly comprises: the reduction gear 16 and the third rotating shaft 17, two ends of the third rotating shaft 17 are respectively connected with the inner walls of the gear box cover 6 and the gear installation box cover body 7 in a rotating mode, and the reduction gear 16 is sleeved on the outer wall of the third rotating shaft 17.
Preferably, the first output gear 13 is engaged with the reduction gear 16, and the first rotating shaft 12, the second rotating shaft 14 and the third rotating shaft 17 are all rotatably connected with the inner wall of the gear box 1 through the same bearing 15.
The working principle and the beneficial effects of the technical scheme are as follows: when the gearbox is used, the output end of equipment needing to increase output torque or reduce output rotating speed is connected with the input shaft 3, the input shaft 3 drives the input gear I9 to rotate when rotating, the input gear I9 is meshed with the input gear II 10, and the input gear II 10 and the input gear III 11 are sleeved on the same rotating shaft I12, so the input gear II 10 drives the input gear III 11 to rotate when rotating, the input gear III 11 drives the output gear I13 to rotate when rotating, the gear I13 drives the rotating shaft II 14 to rotate when rotating, the rotating shaft II 14 and the output shaft 2 extend into the gearbox 1 at one end fixed, therefore, the output shaft 2 can increase output torque or reduce output rotating speed when rotating, through multi-stage transmission of the gears in the input assembly, the reducing mechanism and the output assembly, the output torque is gradually transmitted to the gearbox 2 through the gears, the weight of the gearbox 2 is reduced, the size of the gearbox cover is reduced, and the gearbox cover is more compact in weight and the structure is effectively.
Example 3
Referring to fig. 3 to 4, the security device 4 according to any one of embodiments 1 to 2 includes: lower plate 18, buffering subassembly 19, coupling assembling 20, ball-type connector 21, buffering pull rod 22, a mounting base 23, upper plate 24, lower plate 18 top is equipped with buffering subassembly 19, coupling assembling 20 activity runs through buffering subassembly 19, and coupling assembling 20 top fixedly connected with ball-type connector 21, coupling assembling 20 passes through ball-type connector 21 and mounting base 23 swing joint, a plurality of groups buffering pull rod 22 set up around buffering subassembly 19 center, and the one end that buffering pull rod 22 is close to buffering subassembly 19 is articulated with buffering subassembly 19 outer wall, the one end that buffering pull rod 22 is close to upper plate 24 is articulated with upper plate 24, mounting base 23 and upper plate 24 lower extreme fixed connection, upper plate 24 and gear box 1 outer wall fixed connection.
Preferably, the damping assembly 19 comprises: the connecting device comprises a connecting seat 25, a first connecting rod 26, a lower bearing plate 27, a first bolt 271, a bearing spring 28 and an upper bearing plate 29, wherein the connecting seat 25 is fixedly connected with the upper end of a lower bottom plate 18, the lower end of the first connecting rod 26 is fixedly connected with the center of the upper end of the connecting seat 25, the lower bearing plate 27 is detachably connected with the connecting seat 25 through the first bolt 271, the bearing spring 28 is fixedly arranged between the lower bearing plate 27 and the upper bearing plate 29, and one end, far away from the connecting seat 25, of the first connecting rod 26 movably penetrates through the lower bearing plate 27, the bearing spring 28 and the upper bearing plate 29;
the connecting assembly 20 includes: the hollow sleeve comprises a first hollow sleeve 30, a second bolt 31, bolt holes 32, a fixed ring seat 33 and hinge plates 34, wherein the fixed ring seat 33 is fixedly sleeved on the outer wall of the first hollow sleeve 30, one side, close to the upper bearing plate 29, of the fixed ring seat 33 is provided with the bolt holes 32, the upper bearing plate 29 is detachably connected with the fixed ring seat 33 through the second bolt 31 and the bolt holes 32, one end, close to the first hollow sleeve 30, of the first connecting rod 26 extends into the first hollow sleeve 30, the first connecting rod 26 is connected with the first hollow sleeve 30 in a sliding mode, the outer ring wall of the fixed ring seat 33 is fixedly provided with the hinge plates 34, and one end, close to the ball-shaped connector 21, of the first hollow sleeve 30 is fixedly connected with the ball-shaped connector 21.
Preferably, the connection assembly 20 includes: the hinge rod 35, the hollow sleeve II 36 and the second connecting rod 37 are hinged, one end of the hinge rod 35 close to the hinge plate 34 is hinged with the hinge plate 34, one end of the hinge rod 35 far away from the hinge plate 34 movably penetrates through the hollow sleeve II 36, a connecting spring is arranged in the hollow sleeve II 36, one end of the hinge rod 35 extending into the hollow sleeve II 36 is fixedly connected with the connecting spring in the hollow sleeve II 36, one end of the second connecting rod 37 close to the hollow sleeve II 36 is fixedly connected with the hollow sleeve II 36, and one end of the second connecting rod 37 far away from the hollow sleeve II 36 is hinged with the upper bottom plate 24;
the mounting seat 23 is composed of a right fixing seat 38 and a left fixing seat 39, a hemispherical groove for accommodating the spherical connector 21 is formed in the center of the right fixing seat 38 and the center of the left fixing seat 39, the spherical connector 21 is movably connected with the hemispherical groove, and the right fixing seat 38 and the left fixing seat 39 are detachably connected with the upper base plate 24 through a plurality of bolts;
the upper bottom plate 24 is fixedly connected with the outer wall of the gear installation box cover body 7.
The working principle and the beneficial effects of the scheme are as follows: when the planetary gear reduction gearbox is used, vibration is continuously generated by a reduction mechanism arranged in the gearbox when the reduction mechanism works, the vibration force is transmitted to the equipment needing to increase the output torque or reduce the output rotating speed through the gearbox 1, in order to protect the two devices from being damaged due to long-term resonance, a safety device 4 is arranged between gaps of the safety device 4, when the safety device 4 is subjected to vibration force generated by the reduction mechanism arranged in the gearbox 1, the vibration force from all directions is transmitted to an upper bottom plate 24, when the equipment passes through an installation seat 23, because the installation seat 23 is composed of a right fixing seat 38 and a left fixing seat 39, a right hemispherical groove is arranged on the right fixing seat 38, a left hemispherical groove is arranged on the left fixing seat 39, the right fixing seat 38 and the left fixing seat 39 are combined together, the right hemispherical groove and the left fixing seat 38 are spliced together, the spherical groove is spliced with the left hemispherical groove, the spherical groove is spliced with the hollow hemispherical groove, the spherical groove 21 is pre-arranged in the spherical groove, the spherical groove is hinged in the hollow groove, the hollow groove is connected with a hollow connecting rod 21, the hollow connecting rod 21 is connected with a hollow connecting rod through a hollow connecting sleeve 23, and a hollow connecting rod 23 which is connected with a hollow connecting sleeve 23, and can be connected with a hollow connecting rod 23 through a hollow spring rod 23, and a hollow connecting rod 23 which can be connected with a hollow connecting sleeve 23, and can be connected with a hollow connecting rod which is arranged in the hollow connecting rod which is connected with a hollow connecting assembly 30, and can be connected with a hollow sleeve 21, and can be stretched through a hollow connecting sleeve 23, and can be stretched through a hollow spring connecting rod which is arranged in the hollow sleeve 23, and can be stretched, and can be stretched through a hollow sleeve 23, and the hollow sleeve 23, when the composite vibration is transmitted to the upper bearing plate 29 through the fixed ring seat 33, the hollow sleeve 30 slides along the first connecting rod 26, so that the upper bearing plate 29 compresses and absorbs the bearing spring to reduce the vibration energy, the vibration force transmitted to the lower base plate 18 can be weakened through the arrangement of the structure, the outer wall of the device which is abutted to the lower base plate 18 and needs to increase the output torque or reduce the output rotating speed cannot be subjected to larger resonance force, the safety device 4 absorbs the vibration in different directions, and the vibration force generated when the device which needs to increase the output torque or reduce the output rotating speed is subjected to the work of the speed reducing mechanism arranged in the planetary gear reduction gearbox can be avoided, and the protection effect is achieved.
Example 4
Referring to fig. 5, on the basis of any one of embodiments 1 to 3, a plurality of damping devices 5 are disposed on one side of the gearbox cover 6 having the safety device 4, and the damping devices 5 are disposed at four corners of the gearbox cover 6, and the damping devices 5 include: the device comprises a rubber head 40, a third connecting rod 41, a first pressure bearing plate 42, a fourth connecting rod 43, a first pressure bearing spring 44, an expansion rod 45, a partition plate 46, a shell 47, a second pressure bearing plate 48, a limiting sliding groove 49, a buffer cushion block 50, a second pressure bearing spring 51, a fifth connecting rod 52, a limiting column 53 and a magnetic block 54;
the rubber head 40 is fixedly connected with the lower end of a third connecting rod 41, the upper end of the third connecting rod 41 is fixedly connected with the lower end of a first pressure bearing plate 42, two groups of fourth connecting rods 43 are symmetrically and fixedly connected with the upper end of the first pressure bearing plate 42, two ends of a partition plate 46 are respectively fixedly connected with the inner wall of a shell 47, two ends of a second pressure bearing plate 48 are respectively connected with the inner wall of the shell 47 in a sliding manner, and the second pressure bearing plate 48 is arranged above the partition plate 46;
two groups of limiting sliding grooves 49 are symmetrically arranged in the second bearing plate 48, the upper end of the fourth connecting rod 43 penetrates through the partition plate 46 in a sliding manner and extends into the limiting sliding grooves 49, one end of the fourth connecting rod 43 extending into the limiting sliding grooves 49 is connected with the limiting sliding grooves 49 in a sliding manner, and the buffer cushion block 50 is fixedly connected to the top of the limiting sliding grooves 49;
the telescopic rod 45 is arranged between the first bearing plate 42 and the second bearing plate 48, the lower end of the telescopic rod 45 is fixedly connected with the upper end of the first bearing plate 42, the upper end of the telescopic rod 45 is fixedly connected with the second bearing plate 48, the first bearing spring 44 is fixedly sleeved on the outer wall of the telescopic rod 45, and the telescopic rod 45 penetrates through the partition plate 46 in a sliding manner;
the second pressure-bearing plate 48 is connected with a fifth connecting rod 52 in a sliding manner, a plurality of limiting columns 53 for preventing the second pressure-bearing plate 48 from rotating are arranged on the outer wall of the fifth connecting rod 52, the upper end of the fifth connecting rod 52 is fixedly connected with the upper end of the inner wall of the shell 47, a second pressure-bearing spring 51 is fixedly sleeved on the outer wall of the fifth connecting rod 52, and two ends of the second pressure-bearing spring 51 are respectively fixedly connected with the upper end of the second pressure-bearing plate 48 and the upper end of the inner wall of the shell 47;
the mutually close sides of the first bearing plate 42, the partition plate 46 and the second bearing plate 48 are respectively provided with a plurality of repellent magnetic blocks 54;
the outer wall of the upper end of the housing 47 is fixedly connected with the gearbox cover 6.
The working principle and the beneficial effects of the scheme are as follows: when the device is used, after the gear box 1 and any external device are installed, in order to reduce the pressure applied to the box body of the gear box 1 by the external device and prevent the external device from pressing the gear box 1 in the working or carrying process, four groups of damping devices 5 are arranged between the gear box 1 and the external device, and the external device can be abutted to the rubber head 40 in the damping devices 5, the pressure applied to the box body of the gear box 1 by the external device is firstly transferred to the first pressure bearing plate 42 through the rubber head 40 and the third connecting rod 41, and the magnetic blocks 54 arranged at the upper end of the first pressure bearing plate 42 and the magnetic blocks 54 arranged at the lower end of the partition plate 46 are the same in magnetism, so when the first pressure bearing plate 42 is stressed and moves towards the direction close to the partition plate 46, the repulsive force between the magnetic blocks 54 arranged at the upper end of the first pressure bearing plate 42 and the magnetic blocks 54 arranged at the lower end of the partition plate 46 needs to be overcome, when the force is smaller than the repulsive force between the two magnetic blocks 54, the pressure applied to the box body of the gear box 1 by the external device is smaller, the gear box body 1, the first pressure bearing plate 42 can basically keep the initial position, when the repulsive force is smaller than the repulsive force between the two magnetic blocks 54, the first pressure bearing plate can be absorbed by the buffer plate 42, and the buffer spring 44, and the buffer spring can absorb the elastic block 44 to absorb the elastic force to absorb the potential energy, and the elastic block 45, and the elastic block can absorb the elastic block to absorb the elastic block 45, and the elastic block to absorb the elastic force, and the elastic block to absorb the potential energy.
When the pressure applied to the box body of the gear box 1 by the external device is greater than the total of the repulsive force between the magnetic blocks 54 arranged at the upper end of the first pressure bearing plate 42 and the magnetic blocks 54 arranged at the lower end of the partition plate 46 and the pressure born by the first pressure bearing spring 44, the two groups of fourth connecting rods 43 give the second pressure bearing plate 48 an upward trend, at this time, because the magnetic blocks 54 arranged at the lower end of the second pressure bearing plate 48 and the magnetic blocks 54 arranged at the upper end of the partition plate 46 have opposite magnetism, when the fourth connecting rods 43 abut against the buffer cushion block 50 and give the second pressure bearing plate 48 an upward force, the mutually-attracted pressure between the magnetic blocks 54 arranged at the lower end of the second pressure bearing plate 48 and the magnetic blocks 54 arranged at the upper end of the partition plate 46 needs to be overcome, when the upward force is less than the mutually-attracted pressure between the two magnetic blocks 54, the second pressure bearing plate 48 keeps at an initial position, when the upward force is greater than the mutually-attracted pressure between the two magnetic blocks 54, the second pressure bearing plate 48 continues to move upward along the outer wall 52, and the second pressure bearing spring 51 absorbs the power, and the vibration energy is absorbed by the extension spring 45, and the extension rod 45, and the pressure bearing plate 48 is prevented from sliding along the outer wall 52 when the outer wall 52 of the second pressure bearing plate 52 arranged at the outer wall 53.
The device can effectively reduce the pressure given to the gearbox 1 by external equipment, effectively protect the gearbox 1 and the speed reducing mechanism in the gearbox, and improve the safety of the device.
Example 5
On the basis of any one of embodiments 1 to 4, the method further comprises:
the force sensor is arranged on the inner wall of the gear box 1 and used for detecting the resonance force generated when the speed reducing mechanism in the gear box 1 works;
the first rotating speed sensor is arranged on the output shaft 2 and used for detecting the rotating speed of the output shaft 2;
a second rotation speed sensor installed on the input shaft 3 for detecting the rotation speed of the input shaft 3;
the timer is arranged on the outer wall of the gear box 1 and used for detecting the total rotation time of the reduction gear 16;
an alarm device: the alarm is arranged on the outer wall of the gear box 1;
the controller is electrically connected with the alarm, the force sensor, the timer, the first rotating speed sensor and the second rotating speed sensor;
the controller controls the alarm to work based on the timer, the force sensor, the first rotating speed sensor and the second rotating speed sensor, and the method comprises the following steps:
step 1, a controller calculates a wear state coefficient of a reduction gear 16 according to a timer, a force sensor, a first rotating speed sensor, a second rotating speed sensor and a formula (1);
Figure BDA0003786202320000141
wherein X is a wear state coefficient of the reduction gear 16, R 1 Radius of reduction gear 16, R 2 Is the root circle radius of the reduction gear 16, sin is sine, alpha is the pressure angle of the reduction gear 16, n 1 Is the detected value of a first rotating speed sensor, n 2 Is the detected value of the second rotating speed sensor, F is the detected value of the force sensor, T is the detected value of the timer, K 1 Is the surface friction coefficient of the reduction gear 16, E 1 The pi is 3.14 for the elastic modulus of the reduction gear 16;
step 2, calculating the service life of the reduction gear 16 based on step 1 and the formula (2):
Figure BDA0003786202320000151
wherein Y is the service life, delta, of the reduction gear 16 1 Mu is a wear coefficient between the reduction gear 16 and the input gear three 11 1 Is the poisson's ratio of reduction gear 16;
let R be 1 ＝2cm；R 2 ＝1.5cm；α＝15°；n 1 ＝2000rad/min； n 2 ＝400rad/min；F＝5N；T＝2h；N＝500rad/min；K 1 ＝0.2；E 1 = 112MPa; the wear state coefficient X =1.54 of the reduction gear 16 is calculated by formula (1); (taking decimal point)The last two seats)
Let us assume, Δ 1 ＝0.18；μ 1 =0.31; calculating the service life Y =0.56 of the reduction gear 16 by formula (2); (two decimal places)
And 3, calculating that the service life Y =0.56 of the reduction gear 16 is shorter than the preset service life (1.0), indicating that the service state of the reduction gear 16 exceeds the safety range, and giving an alarm.
The working principle and the beneficial effects of the technical scheme are as follows:
Figure BDA0003786202320000152
a coefficient of influence of a parameter indicating an influence state of the reduction gear 16 during rotation on a force received during the rotation process based on its own characteristic on a wear state of the reduction gear 16 at the current pressure angle of the reduction gear 16, a difference in rotational speeds of the output shaft 2 and the input shaft 3,
Figure BDA0003786202320000153
and calculating the service life of the reduction gear 16 according to the wear coefficient between the reduction gear 16 and the input gear III 11 and the limit of the material of the reduction gear 16 and the input gear III after X correction. When the reduction gear 16 is used for multiple times, the force sensor is used for detecting the force applied to the reduction gear 16 in the using process, the controller obtains the wear state coefficient of the reduction gear 16 by using the formula (1) and calculates the service life of the reduction gear 16 by using the formula (2), and when the service life of the reduction gear 16 is shorter than the preset service life (1.0), the controller controls the alarm to give an alarm to inform related workers of overhauling and replacing the reduction gear 16 so as to avoid accidents.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims shall not be construed as limiting the claim concerned.

Claims (10)

1. A planetary gear reduction gearbox box lightweight mechanism includes: gearbox (1), its characterized in that:
be equipped with reduction gears in gear box (1), output shaft (2), input shaft (3) and safety device (4) and damping device (5) are located gear box (1) and are with one side, output shaft (2) and input shaft (3) one end activity run through gear box (1) and be connected with reduction gears, output shaft (2) and input shaft (3) other end extend gear box (1) and are used for being connected with external equipment, safety device (4) are located between output shaft (2) and input shaft (3).
2. The planetary gear reduction gearbox casing weight reduction mechanism of claim 1, characterized in that:
the gearbox (1) comprises: gear case lid (6), gear installation case lid (7) and mounting hole (8), gear case lid (6) can be dismantled with gear installation case lid (7) through bolt and mounting hole (8) and be connected, and is equipped with reduction gears in the inner chamber that gear case lid (6) and gear installation case lid (7) formed.
3. The planetary gear reduction gearbox casing weight reduction mechanism of claim 2, characterized in that:
the speed reducing mechanism includes: the input assembly, the output assembly and the speed reduction assembly are sequentially meshed for transmission, the input assembly is connected with the input shaft (3), and the output assembly is connected with the output shaft (2).
4. The planetary gear reduction gearbox casing weight reduction mechanism of claim 3, characterized in that:
the input assembly includes: the gear box comprises a first input gear (9), a second input gear (10), a third input gear (11) and a first rotating shaft (12), wherein the first input gear (9) and the input shaft (3) are fixedly connected with one end of the gear box body (1) in an extending mode, two ends of the first rotating shaft (12) are respectively connected with the inner wall of the gear box cover body (6) and the inner wall of the gear installation box cover body (7) in a rotating mode, the outer wall of the first rotating shaft (12) is sleeved with the second input gear (10) and the third input gear (11), and the first input gear (9) is meshed with the second input gear (10).
5. The planetary gear reduction gearbox casing weight reduction mechanism of claim 3, characterized in that:
the output assembly includes: the gearbox comprises a first output gear (13), a second rotating shaft (14) and a bearing (15), wherein the two ends of the second rotating shaft (14) are respectively rotatably connected with the inner walls of a gearbox cover (6) and a gear installation box cover body (7), the first output gear (13) is sleeved on the outer wall of the second rotating shaft (14), and the second rotating shaft (14) and the output shaft (2) are fixedly connected with one end extending into the gearbox (1).
6. The planetary gear reduction gearbox casing weight reduction mechanism of claim 3, characterized in that:
the speed reduction assembly includes: the reduction gear (16) and a third rotating shaft (17), two ends of the third rotating shaft (17) are respectively rotatably connected with the inner walls of the gear box cover (6) and the gear installation box cover body (7), and the reduction gear (16) is sleeved on the outer wall of the third rotating shaft (17);
the first output gear (13) is meshed with the reduction gear (16), and the first rotating shaft (12), the second rotating shaft (14) and the third rotating shaft (17) are rotationally connected with the inner wall of the gear box (1) through the same bearings (15).
7. The planetary gear reduction gearbox casing weight reduction mechanism of claim 1, characterized in that:
the safety device (4) comprises: lower plate (18), buffering subassembly (19), coupling assembling (20), ball-type connector (21), buffering pull rod (22), mount pad (23), upper plate (24), lower plate (18) top is equipped with buffering subassembly (19), buffering subassembly (19) is run through in coupling assembling (20) activity, and coupling assembling (20) top fixedly connected with ball-type connector (21), coupling assembling (20) are through ball-type connector (21) and mount pad (23) swing joint, a plurality of groups buffering pull rod (22) set up around buffering subassembly (19) center, and buffering pull rod (22) are close to the one end of buffering subassembly (19) and are articulated with buffering subassembly (19) outer wall, the one end that buffering pull rod (22) are close to upper plate (24) is articulated with upper plate (24), mount pad (23) and upper plate (24) lower extreme fixed connection, upper plate (24) and gear box (1) outer wall fixed connection.
8. The planetary gear reduction gearbox casing weight reduction mechanism of claim 7, wherein:
the damping assembly (19) comprises: the connecting device comprises a connecting seat (25), a first connecting rod (26), a lower bearing plate (27), a first bolt (271), a bearing spring (28) and an upper bearing plate (29), wherein the connecting seat (25) is fixedly connected with the upper end of a lower bottom plate (18), the lower end of the first connecting rod (26) is fixedly connected with the center of the upper end of the connecting seat (25), the lower bearing plate (27) is detachably connected with the connecting seat (25) through the first bolt (271), the bearing spring (28) is fixedly arranged between the lower bearing plate (27) and the upper bearing plate (29), and one end, far away from the connecting seat (25), of the first connecting rod (26) movably penetrates through the lower bearing plate (27), the bearing spring (28) and the upper bearing plate (29);
the connection assembly (20) comprises: the hollow sleeve comprises a first hollow sleeve body (30), a second bolt body (31), bolt holes (32), a fixed ring seat (33) and hinge plates (34), wherein the fixed ring seat (33) is fixedly sleeved on the outer wall of the first hollow sleeve body (30), a plurality of bolt holes (32) are formed in one side, close to an upper bearing plate (29), of the fixed ring seat (33), the upper bearing plate (29) is detachably connected with the fixed ring seat (33) through the second bolt body (31) and the bolt holes (32), one end, close to the first hollow sleeve body (30), of a first connecting rod (26) extends into the first hollow sleeve body (30), the first connecting rod (26) is connected with the first hollow sleeve body (30) in a sliding mode, the outer ring wall of the fixed ring seat (33) is fixedly provided with the hinge plates (34), and one end, close to the spherical connector (21), of the first hollow sleeve body (30) is fixedly connected with the spherical connector (21).
9. The planetary gear reduction gearbox casing weight reduction mechanism of claim 1, characterized in that:
the connection assembly (20) comprises: the hinge rod (35), the hollow sleeve II (36) and the second connecting rod (37), one end, close to the hinge plate (34), of the hinge rod (35) is hinged to the hinge plate (34), one end, far away from the hinge plate (34), of the hinge rod (35) movably penetrates through the hollow sleeve II (36), a connecting spring is arranged in the hollow sleeve II (36), one end, extending into the hollow sleeve II (36), of the hinge rod (35) is fixedly connected with the connecting spring in the hollow sleeve II (36), one end, close to the hollow sleeve II (36), of the second connecting rod (37) is fixedly connected with the hollow sleeve II (36), and one end, far away from the hollow sleeve II (36), of the second connecting rod (37) is hinged to the upper base plate (24);
the mounting seat (23) consists of a right fixing seat (38) and a left fixing seat (39), a hemispherical groove for accommodating the spherical connector (21) is formed in the centers of the right fixing seat (38) and the left fixing seat (39), the spherical connector (21) is movably connected with the hemispherical groove, and the right fixing seat (38) and the left fixing seat (39) are detachably connected with the upper base plate (24) through a plurality of bolts;
the upper bottom plate (24) is fixedly connected with the outer wall of the gear mounting box cover body (7).
10. The planetary gear reduction gearbox casing weight reduction mechanism of claim 6, wherein:
gear box lid (6) possess one side of safety device (4) and be equipped with a plurality of damping device (5), and four apex angle departments of gear box lid (6) are located in damping device (5), and damping device (5) include: the device comprises a rubber head (40), a third connecting rod (41), a first pressure bearing plate (42), a fourth connecting rod (43), a first pressure bearing spring (44), an expansion rod (45), a partition plate (46), a shell (47), a second pressure bearing plate (48), a limiting sliding groove (49), a buffer cushion block (50), a second pressure bearing spring (51), a fifth connecting rod (52), a limiting column (53) and a magnetic block (54);
the rubber head (40) is fixedly connected with the lower end of a third connecting rod (41), the upper end of the third connecting rod (41) is fixedly connected with the lower end of a first pressure bearing plate (42), two groups of fourth connecting rods (43) are symmetrically and fixedly connected with the upper end of the first pressure bearing plate (42), the two ends of a partition plate (46) are fixedly connected with the inner wall of a shell (47) respectively, the two ends of a second pressure bearing plate (48) are slidably connected with the inner wall of the shell (47) respectively, and the second pressure bearing plate (48) is arranged above the partition plate (46);
two groups of limiting sliding grooves (49) are symmetrically arranged in the second bearing plate (48), the upper end of the fourth connecting rod (43) penetrates through the partition plate (46) in a sliding mode and extends into the limiting sliding grooves (49), one end, extending into the limiting sliding grooves (49), of the fourth connecting rod (43) is connected with the limiting sliding grooves (49) in a sliding mode, and the buffer cushion block (50) is fixedly connected to the tops of the limiting sliding grooves (49);
the telescopic rod (45) is arranged between the first bearing plate (42) and the second bearing plate (48), the lower end of the telescopic rod (45) is fixedly connected with the upper end of the first bearing plate (42), the upper end of the telescopic rod (45) is fixedly connected with the second bearing plate (48), the first bearing spring (44) is fixedly sleeved on the outer wall of the telescopic rod (45), and the telescopic rod (45) penetrates through the partition plate (46) in a sliding manner;
the second pressure bearing plate (48) is connected with the fifth connecting rod (52) in a sliding mode, a plurality of limiting columns (53) used for preventing the second pressure bearing plate (48) from rotating are arranged on the outer wall of the fifth connecting rod (52), the upper end of the fifth connecting rod (52) is fixedly connected with the upper end of the inner wall of the shell (47), a second pressure bearing spring (51) is fixedly sleeved on the outer wall of the fifth connecting rod (52), and two ends of the second pressure bearing spring (51) are fixedly connected with the upper end of the second pressure bearing plate (48) and the upper end of the inner wall of the shell (47) respectively;
a plurality of magnetic blocks (54) are arranged on the side, close to each other, of each two of the first pressure bearing plate (42), the partition plate (46) and the second pressure bearing plate (48);
the outer wall of the upper end of the shell (47) is fixedly connected with the gear box cover (6).
CN202210942313.3A 2022-08-08 2022-08-08 Box body lightweight mechanism of planetary gear reduction gear box Pending CN115234630A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210942313.3A CN115234630A (en) 2022-08-08 2022-08-08 Box body lightweight mechanism of planetary gear reduction gear box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210942313.3A CN115234630A (en) 2022-08-08 2022-08-08 Box body lightweight mechanism of planetary gear reduction gear box

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Publication Number Publication Date
CN115234630A true CN115234630A (en) 2022-10-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210942313.3A Pending CN115234630A (en) 2022-08-08 2022-08-08 Box body lightweight mechanism of planetary gear reduction gear box

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Country Link
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