CN214788855U - Special small-size high-precision planetary gear reducer of numerical control equipment - Google Patents

Special small-size high-precision planetary gear reducer of numerical control equipment Download PDF

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Publication number
CN214788855U
CN214788855U CN202120212719.7U CN202120212719U CN214788855U CN 214788855 U CN214788855 U CN 214788855U CN 202120212719 U CN202120212719 U CN 202120212719U CN 214788855 U CN214788855 U CN 214788855U
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China
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numerical control
planetary gear
fixedly connected
heat dissipation
control equipment
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CN202120212719.7U
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Chinese (zh)
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秦文强
刘建周
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Zhengzhou Aokeyin Mechanical Equipment Co ltd
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Zhengzhou Aokeyin Mechanical Equipment Co ltd
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Abstract

The utility model discloses a special small-size high accuracy planetary gear speed reducer of numerical control equipment relates to reduction gear technical field, specifically is special small-size high accuracy planetary gear speed reducer of numerical control equipment, including dwang and heat dissipation shell, sun gear and first trapezoidal gear have been cup jointed respectively to the surface of dwang, the sun gear has the planet wheel through the tooth meshing. This special small-size high-precision planetary gear speed reducer of numerical control device, through the sun gear, the planet wheel, the wheel rim, first trapezoidal gear, the setting of second trapezoidal gear and output lever, make this special small-size high-precision planetary gear speed reducer of numerical control device have possessed the effect that improves the speed reduction performance, in-process through sun gear and planet wheel meshing of using, planet wheel and wheel rim meshing, realize the one-level speed reduction, first trapezoidal gear and the meshing of second trapezoidal gear, realize the second grade speed reduction, thereby the effect that improves the speed reduction performance has been played, the purpose that improves the speed reduction performance has been reached.

Description

Special small-size high-precision planetary gear reducer of numerical control equipment
Technical Field
The utility model relates to a reduction gear technical field specifically is special small-size high accuracy planetary gear speed reducer of numerical control equipment.
Background
The planetary gear reducer is also called a planetary reducer and a servo reducer. In the reducer family, the planetary reducer is widely applied to transmission systems such as servo motors, stepping motors, direct current motors and the like due to the advantages of small size, high transmission efficiency, wide reduction range, high precision and the like, and the planetary reducer is mainly used for reducing the rotating speed, increasing the torque and reducing the rotational inertia ratio of a load/a motor on the premise of ensuring the precision transmission, so that the planetary reducer is widely applied to various machines. However, when the existing planetary gear reducer is actually used, because the internal gear rotates and rubs at a high speed, a large amount of heat is generated after long-term use, so that the internal gear is heated to generate deformation, and the transmission precision is influenced.
The utility model discloses a high-accuracy planetary gear reduction gear who discloses in chinese utility model patent application publication specification CN 211117504U, though this utility model has improved the security of using through setting up the safety cover, but this utility model's radiating effect is relatively poor, and this utility model speed reduction effect is relatively poor moreover, and this utility model has the relatively poor shortcoming of and the relatively poor effect of slowing down of radiating effect.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a special small-size high accuracy planetary gear speed reducer of numerical control equipment has solved the problem that proposes in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: special small-size high accuracy planetary gear speed reducer of numerical control equipment, including dwang and heat dissipation shell, sun gear and first trapezoidal gear have been cup jointed respectively to the surface of dwang, the sun gear has the planet wheel through the meshing of tooth, the meshing of passing through tooth of planet wheel has the wheel rim, the outer fixed surface of wheel rim is connected with the flabellum, the equal fixedly connected with slider of both sides face of wheel rim, the vent has all been seted up to the both sides face of heat dissipation shell, the inside of vent is provided with the dust screen, annular spout has been seted up to the inside wall of heat dissipation shell, first trapezoidal gear has second trapezoidal gear through the meshing of tooth, the one end fixedly connected with output pole of second trapezoidal gear, a side fixedly connected with shell of heat dissipation shell.
Optionally, the position of the fan blade corresponds to the position of the vent, and the slider is slidably connected inside the annular chute.
Optionally, the inner surface of the heat dissipation shell is fixedly connected with a connecting rod, one end of the connecting rod is fixedly connected with an annular block, the annular block is hinged to the planet wheel through a shaft rod, and the annular block is sleeved outside the rotating rod.
Optionally, the bottom of the heat dissipation shell and the bottom of the shell are fixedly connected with supporting legs, and the bottom of each supporting leg is fixedly connected with a bottom plate.
Optionally, the dwang runs through respectively in heat dissipation shell and shell, the output lever runs through in the shell.
Optionally, a partition plate is fixedly connected to the inner surface of the housing, and the partition plate is hinged to the output rod through a bearing.
(III) advantageous effects
The utility model provides a special small-size high accuracy planetary gear speed reducer of numerical control equipment possesses following beneficial effect:
1. this special small-size high-precision planetary gear speed reducer of numerical control device, through the sun gear, the planet wheel, the wheel rim, first trapezoidal gear, the setting of second trapezoidal gear and output lever, make this special small-size high-precision planetary gear speed reducer of numerical control device have possessed the effect that improves the speed reduction performance, in-process through sun gear and planet wheel meshing of using, planet wheel and wheel rim meshing, realize the one-level speed reduction, first trapezoidal gear and the meshing of second trapezoidal gear, realize the second grade speed reduction, thereby the effect that improves the speed reduction performance has been played, the purpose that improves the speed reduction performance has been reached.
2. This special small-size high-precision planetary gear speed reducer of numerical control equipment, through the flabellum, the wheel rim, the setting of heat dissipation shell and dust screen, make this special small-size high-precision planetary gear speed reducer of numerical control equipment possess the effect that improves the heat dispersion, the in-process wheel rim that uses rotates, drive the flabellum and rotate and produce wind, make the heat discharge through the vent, the dust screen is effectual prevents that the dust from getting into inside the heat dissipation shell, thereby played the effect that improves the heat dispersion, reached the purpose that improves the heat dispersion.
Drawings
FIG. 1 is a schematic view of a rear-view three-dimensional half-section structure of the present invention;
fig. 2 is a schematic structural view of a rear perspective view of the present invention;
fig. 3 is a schematic structural view of a top view section of the present invention;
fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention;
fig. 5 is a schematic structural diagram of a side view section of the present invention.
In the figure: 1. rotating the rod; 2. a heat dissipation housing; 3. a sun gear; 4. a first trapezoidal gear; 5. a planet wheel; 6. a rim; 7. a fan blade; 8. a slider; 9. a dust screen; 10. a second trapezoidal gear; 11. an output rod; 12. a housing; 13. a connecting rod; 14. a ring block; 15. supporting legs; 16. a base plate; 17. a separator.
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.
Referring to fig. 1 to 5, the present invention provides a technical solution: a small-sized high-precision planetary gear reducer special for numerical control equipment comprises a rotating rod 1 and a heat dissipation shell 2, wherein the inner surface of the heat dissipation shell 2 is fixedly connected with a connecting rod 13, one end of the connecting rod 13 is fixedly connected with an annular block 14, the annular block 14 is hinged with a planetary wheel 5 through a shaft rod, the annular block 14 is sleeved outside the rotating rod 1, the bottoms of the heat dissipation shell 2 and a shell 12 are both fixedly connected with supporting legs 15, the bottoms of the supporting legs 15 are fixedly connected with a bottom plate 16, the rotating rod 1 respectively penetrates through the heat dissipation shell 2 and the shell 12, an output rod 11 penetrates through the shell 12, the outer surface of the rotating rod 1 is respectively sleeved with a sun gear 3 and a first trapezoidal gear 4, and the small-sized high-precision planetary gear reducer special for numerical control equipment has the effect of improving the speed reduction performance through the arrangement of the sun gear 3, the planetary wheel 5, a wheel rim 6, the first trapezoidal gear 4, the second trapezoidal gear 10 and the output rod 11, in the using process, the sun wheel 3 is meshed with the planet wheel 5, the planet wheel 5 is meshed with the wheel rim 6 to realize primary speed reduction, the first trapezoidal gear 4 is meshed with the second trapezoidal gear 10 to realize secondary speed reduction, so that the effect of improving the speed reduction performance is achieved, the aim of improving the speed reduction performance is fulfilled, the sun wheel 3 is meshed with the planet wheel 5 through teeth, the wheel rim 6 is meshed with the planet wheel 5 through the teeth, the outer surface of the wheel rim 6 is fixedly connected with fan blades 7, the wheel rim 6, the heat dissipation shell 2 and the dustproof net 9 are arranged, so that the special small-sized high-precision planet wheel speed reducer for the numerical control equipment has the effect of improving the heat dissipation performance, the wheel rim 6 rotates in the using process to drive the fan blades 7 to rotate to generate wind, the heat is discharged through the ventilation opening, and the dustproof net 9 effectively prevents dust from entering the inside the heat dissipation shell 2, so that the effect of improving the heat dissipation performance is achieved, the purpose of improving heat dissipation performance is reached, the position of flabellum 7 is corresponding with the position of vent, 8 sliding connection of slider are in the inside of annular spout, the equal fixedly connected with slider 8 of both sides face of wheel rim 6, the vent has all been seted up to the both sides face of heat dissipation shell 2, the inside of vent is provided with dust screen 9, the annular spout has been seted up to the inside wall of heat dissipation shell 2, first trapezoidal gear 4 has second trapezoidal gear 10 through the tooth meshing, the one end fixedly connected with output pole 11 of second trapezoidal gear 10, a side fixedly connected with shell 12 of heat dissipation shell 2, the internal fixed surface of shell 12 is connected with baffle 17, baffle 17 is articulated with output pole 11 through the bearing.
During the use, make outside motor be connected with dwang 1, motor work drives dwang 1 and rotates, sun gear 3 meshes with planet wheel 5, planet wheel 5 meshes with wheel rim 6, planet wheel 5 passes through the axostylus axostyle and articulates with annular piece 14, make wheel rim 6 rotate, realize the one-level speed reduction, first trapezoidal gear 4 meshes with second trapezoidal gear 10, output pole 11 passes through the bearing and articulates with baffle 17, realize the second grade speed reduction, wheel rim 6 rotates and makes slider 8 remove in the annular spout, wheel rim 6 drives flabellum 7 and rotates, make flabellum 7 produce the wind, make inside heat discharge through the vent, dust screen 9 is effectual prevents that the dust from getting into the inside of heat dissipation shell 2.
To sum up, the utility model has the advantages that the special small-sized high-precision planetary gear reducer for the numerical control equipment has the effect of improving the speed reduction performance by arranging the sun wheel 3, the planet wheel 5, the rim 6, the first trapezoidal gear 4, the second trapezoidal gear 10 and the output rod 11, the special small-sized high-precision planetary gear reducer for the numerical control equipment is meshed with the planet wheel 5 by the sun wheel 3 in the using process, the planet wheel 5 is meshed with the rim 6 to realize the primary speed reduction, the first trapezoidal gear 4 is meshed with the second trapezoidal gear 10 to realize the secondary speed reduction, thereby the effect of improving the speed reduction performance is achieved, the aim of improving the speed reduction performance is achieved, the special small-sized high-precision planetary gear reducer for the numerical control equipment has the effect of improving the heat dissipation performance by arranging the fan blades 7, the rim 6 rotates in the using process to drive the fan blades 7 to generate wind, and the heat is discharged through the ventilation opening, the dustproof net 9 effectively prevents dust from entering the radiating shell 2, thereby playing a role of improving the radiating performance and achieving the purpose of improving the radiating performance.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. Special small-size high accuracy planetary gear reducer of numerical control equipment, including dwang (1) and heat dissipation shell (2), its characterized in that: the outer surface of the rotating rod (1) is respectively sleeved with a sun gear (3) and a first trapezoidal gear (4), the sun wheel (3) is engaged with a planet wheel (5) through teeth, the planet wheel (5) is engaged with a rim (6) through teeth, the outer surface of the rim (6) is fixedly connected with fan blades (7), two side surfaces of the rim (6) are fixedly connected with sliding blocks (8), both side surfaces of the heat dissipation shell (2) are provided with ventilation openings, the ventilation openings are internally provided with dustproof nets (9), the inner side wall of the heat dissipation shell (2) is provided with an annular sliding chute, the first trapezoidal gear (4) is engaged with a second trapezoidal gear (10) through teeth, one end of the second trapezoidal gear (10) is fixedly connected with an output rod (11), and one side face of the heat dissipation shell (2) is fixedly connected with a shell (12).
2. The small-sized high-precision planetary gear reducer special for the numerical control equipment according to claim 1, characterized in that: the position of flabellum (7) corresponds with the position of vent, slider (8) sliding connection is in the inside of annular spout.
3. The small-sized high-precision planetary gear reducer special for the numerical control equipment according to claim 1, characterized in that: the inner surface of the heat dissipation shell (2) is fixedly connected with a connecting rod (13), one end of the connecting rod (13) is fixedly connected with an annular block (14), the annular block (14) is hinged to the planet wheel (5) through a shaft rod, and the annular block (14) is sleeved outside the rotating rod (1).
4. The small-sized high-precision planetary gear reducer special for the numerical control equipment according to claim 1, characterized in that: the bottom of heat dissipation shell (2) and shell (12) is equal fixedly connected with supporting leg (15), the bottom fixedly connected with bottom plate (16) of supporting leg (15).
5. The small-sized high-precision planetary gear reducer special for the numerical control equipment according to claim 1, characterized in that: dwang (1) run through respectively in heat dissipation shell (2) and shell (12), output rod (11) run through in shell (12).
6. The small-sized high-precision planetary gear reducer special for the numerical control equipment according to claim 1, characterized in that: the inner surface of the shell (12) is fixedly connected with a partition plate (17), and the partition plate (17) is hinged with the output rod (11) through a bearing.
CN202120212719.7U 2021-01-26 2021-01-26 Special small-size high-precision planetary gear reducer of numerical control equipment Active CN214788855U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120212719.7U CN214788855U (en) 2021-01-26 2021-01-26 Special small-size high-precision planetary gear reducer of numerical control equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120212719.7U CN214788855U (en) 2021-01-26 2021-01-26 Special small-size high-precision planetary gear reducer of numerical control equipment

Publications (1)

Publication Number Publication Date
CN214788855U true CN214788855U (en) 2021-11-19

Family

ID=78749847

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120212719.7U Active CN214788855U (en) 2021-01-26 2021-01-26 Special small-size high-precision planetary gear reducer of numerical control equipment

Country Status (1)

Country Link
CN (1) CN214788855U (en)

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