CN212377251U - Helical gear speed reducer - Google Patents
Helical gear speed reducer Download PDFInfo
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- CN212377251U CN212377251U CN202020636059.0U CN202020636059U CN212377251U CN 212377251 U CN212377251 U CN 212377251U CN 202020636059 U CN202020636059 U CN 202020636059U CN 212377251 U CN212377251 U CN 212377251U
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Abstract
The utility model provides a skewed tooth speed reducer, skewed tooth speed reducer are connected with the motor, and skewed tooth speed reducer includes: the gear box comprises a box body, a first gear shaft, a first bevel gear, a second gear shaft, a second bevel gear, first external teeth, a first rotating shaft, a first straight gear, third external teeth, a second rotating shaft, a second straight gear, fifth external teeth, a third rotating shaft, a third straight gear, sixth external teeth, an output shaft and a fourth straight gear; the box body is a hollow cavity; by adopting the structure, the top of the box body is embedded into the box body at one end of the first gear shaft, so that the motor can input power from the top of the box body, the motor occupies the space at the top of the helical gear speed reducer, and the helical gear speed reducer and the motor are more compact. Through reducing in proper order of making first pivot, second pivot and third pivot rotational speed to realize the multistage speed reduction of skewed tooth speed reducer, thereby realize more steady of skewed tooth speed reducer operation, promote the use of product and experience.
Description
Technical Field
The utility model relates to a speed reducer technical field particularly, relates to a skewed tooth speed reducer.
Background
At present, in the related art, a speed reducer plays a role in matching rotation speed and transmitting torque between a prime mover and a working machine or an actuating mechanism, and is generally used for transmission equipment with low rotation speed and large torque.
If the speed reducer slows down through a gear pair, one-level speed reduction promptly, even can obtain the output rotational speed that wants, nevertheless because drive ratio is too big, also can cause the operation of speed reducer unstable, reduced the use experience of product.
SUMMERY OF THE UTILITY MODEL
The present invention aims at least solving one of the technical problems existing in the prior art or the related art.
Therefore, the utility model provides a skewed tooth speed reducer.
In view of this, the utility model provides a skewed tooth speed reducer, skewed tooth speed reducer are connected with the motor, and skewed tooth speed reducer includes: the gear box comprises a box body, a first gear shaft, a first bevel gear, a second gear shaft, a second bevel gear, first external teeth, a first rotating shaft, a first straight gear, third external teeth, a second rotating shaft, a second straight gear, fifth external teeth, a third rotating shaft, a third straight gear, sixth external teeth, an output shaft and a fourth straight gear; the box body is a hollow cavity; one end of a first gear shaft is embedded into the box body from the top of the box body, the first gear shaft is connected with the motor, and the first gear shaft is rotatably connected with the box body; the first bevel gear is sleeved on the outer side of one end of the first gear shaft and embedded in the box body; the second gear shaft is embedded in the box body, is rotatably connected with the box body and is vertical to the first gear shaft; the second bevel gear is sleeved on the outer side of the second gear shaft, the second bevel gear and the geothermal gear shaft do not rotate relatively, and the second bevel gear is meshed with the first bevel gear; the first outer teeth are arranged on the outer wall of the second gear shaft; the first rotating shaft is embedded in the box body and is rotationally connected with the box body; the outer wall of the first straight gear is provided with second external teeth, the first straight gear is sleeved on the outer side of the first rotating shaft, the first straight gear and the first rotating shaft do not rotate relatively, and the second external teeth of the first straight gear are meshed with the first external teeth; the third external teeth are arranged on the outer wall of the first rotating shaft; the second rotating shaft is embedded in the box body and is rotationally connected with the box body; a fourth external tooth is arranged on the outer wall of the second straight gear, the second straight gear is sleeved on the outer side of the second rotating shaft, the second straight gear and the second rotating shaft do not rotate relatively, and the fourth external tooth of the second straight gear is meshed with the third external tooth; the fifth external tooth is arranged on the outer wall of the second rotating shaft; the third rotating shaft is embedded in the box body and is rotationally connected with the box body; a sixth external tooth is arranged on the outer wall of the second straight gear, the third straight gear is sleeved on the outer side of the second rotating shaft, the third straight gear and the third rotating shaft do not rotate relatively, and the sixth external tooth of the third straight gear is meshed with the fifth external tooth; the sixth external tooth is arranged on the outer wall of the third rotating shaft; one end of the output shaft is embedded in the box body, the output shaft is rotatably connected with the box body, and the other end of the output shaft penetrates out of the box body; a seventh external tooth is arranged on the outer wall of the fourth straight gear, the fourth straight gear is sleeved on the outer side of the output shaft, the fourth straight gear and the output shaft do not rotate relatively, and the seventh external tooth of the fourth straight gear is meshed with the sixth external tooth; wherein, the output shaft is located the below of third pivot.
In the technical scheme, firstly, a motor is fixed on a box body and is connected with a first gear shaft, so that the motor drives the first gear shaft to rotate; secondly, the second gear shaft is perpendicular to the first gear shaft, and the second bevel gear sleeved on the second gear shaft is meshed with the first bevel gear sleeved on the first gear shaft, so that the first gear shaft drives the second gear shaft to rotate, and the transmission direction of the helical gear speed reducer is changed; thirdly, the first outer teeth, the second outer teeth, the third outer teeth, the fourth outer teeth and the fifth outer teeth are meshed with each other in sequence, so that the second gear shaft drives the first rotating shaft to rotate, the first rotating shaft drives the second rotating shaft to rotate, the second rotating shaft drives the third rotating shaft to rotate, and the rotating speeds of the first rotating shaft, the second rotating shaft and the third rotating shaft are reduced in sequence due to the fact that the tooth numbers of the first outer teeth, the second outer teeth, the third outer teeth, the fourth outer teeth and the fifth outer teeth are increased in sequence; thirdly, a fourth straight gear sleeved on the output shaft is meshed with a third straight gear of a third rotating shaft, so that the third rotating shaft drives the output shaft to rotate; meanwhile, the output shaft penetrates out of the box body, so that the power output of the helical gear speed reducer is realized. Adopt above-mentioned structure, there is the top of box in the embedding box through the one end with first gear shaft to be connected first gear shaft and motor, when realizing that the motor drives first gear shaft pivoted, still can realize that the motor carries out the input of power by the top of box, thereby make the motor occupy the space at skewed tooth speed reducer top, and do not occupy skewed tooth speed reducer space all around, and then make skewed tooth speed reducer and motor compacter, promote the suitability of product. Through reducing in proper order of making first pivot, second pivot and third pivot rotational speed to realize the multistage speed reduction of skewed tooth speed reducer, thereby realize more steady of skewed tooth speed reducer operation, promote the use of product and experience.
Additionally, the utility model provides an above-mentioned technical scheme's skewed tooth speed reducer can also have following additional technical characteristic:
in the above technical solution, preferably, the first external teeth and the second gear shaft are of an integrated structure; the third external teeth and the first rotating shaft are of an integrated structure; the fifth external tooth and the second rotating shaft are of an integrated structure; the sixth external tooth and the third rotating shaft are of an integrated structure.
In this technical scheme, through with first external tooth and second gear shaft formula structure as an organic whole, with third external tooth and first pivot formula structure as an organic whole, fifth external tooth and second pivot formula structure as an organic whole, sixth external tooth and third pivot formula structure as an organic whole to reduce the step of assembly, thereby reduce the assembly degree of difficulty, improve the efficiency of assembly, simultaneously, can also be first outside and second gear shaft, third external tooth and first pivot, fifth external tooth and second pivot, the joint strength of sixth external tooth and third pivot.
In the above technical solution, preferably, the helical gear reducer further includes: a first bearing and a second bearing; the first bearing is sleeved at one end of the second gear shaft and embedded in the box body; the second bearing is sleeved at the other end of the second gear shaft and embedded in the box body.
In the technical scheme, the first bearing is sleeved at one end of the second gear shaft, the second bearing is sleeved at the other end of the second gear shaft, and the first bearing and the second bearing are embedded in the box body, so that the second gear shaft is rotatably connected with the box body, and the rotation flexibility of the second gear shaft is improved.
In the above technical solution, preferably, the helical gear reducer further includes: a first end cap and a second end cap; the first end cover is fixed on the box body, and at least part of the first end cover is attached to the first bearing; the second end cover is fixed on the box body, and at least part of the second end cover is attached to the second bearing.
In the technical scheme, the first end cover is fixed on the box body, and at least part of the first end cover is attached to the first bearing, so that the first bearing is fixed in the box body, and the first bearing is prevented from displacing; through fixing the second end cover on the box, will at least part of second end cover and second bearing laminate mutually to the realization is fixed the second bearing in the box, thereby avoids the second bearing to take place the displacement.
In the above technical solution, preferably, the helical gear reducer further includes: a spacer sleeve; the spacer bush is wound on the outer side of the second gear shaft, one end of the spacer bush is attached to the first bearing, and the other end of the spacer bush is attached to the second bevel gear.
In the technical scheme, the spacer bush is wound on the outer side of the second gear shaft, one end of the spacer bush is attached to the first bearing, the other end of the spacer bush is attached to the second bevel gear, relative movement between the first bearing and the second bevel gear is avoided, and therefore the relative position accuracy of the first bearing and the second bevel gear is improved.
In the above technical solution, preferably, the helical gear reducer further includes: a connecting shaft; one end of the connecting shaft is connected with one end of the first rotating shaft, and the other end of the connecting shaft extends out of the box body.
In the technical scheme, one end of the connecting shaft is connected with one end of the first rotating shaft, and the other end of the connecting shaft extends out of the box body, so that the other end of the connecting shaft can be connected with the motor, the motor directly drives the first rotating shaft to rotate, the transmission ratio of the helical gear speed reducer is adjusted, and the output rotating speed of the helical gear speed reducer is adjusted. By adopting the structure, the first rotating shaft is directly driven to rotate by the motor, the first rotating shaft is prevented from being driven to rotate by the first gear shaft and the second gear shaft, the transmission ratio is adjusted, the output rotating speed of the helical gear speed reducer is adjusted, and the applicability of a product is improved.
Specifically, the connecting shaft and the first rotating shaft are of an integrated structure.
In the above technical solution, preferably, the helical gear reducer further includes: an outer cover and a connecting hole; the outer cover is fixed on the box body and is wound on the outer side of the other end of the connecting shaft; the connecting hole is arranged on the outer cover and is opposite to the connecting shaft.
In the technical scheme, the outer cover is fixed on the box body and is wound on the outer side of the other end of the connecting shaft, so that the connecting shaft is protected by the outer cover; the connecting holes are formed in the outer cover and are opposite to the connecting shaft, so that the motor shaft is connected with the connecting shaft through the connecting holes, and the motor drives the connecting shaft to rotate.
In the above technical solution, preferably, the connection hole is stepped.
In this technical scheme, through setting up the connecting hole into the notch cuttype to realize in at least partial motor embedding connecting hole, thereby realize can be with the motor joint on the dustcoat, thereby promote the stability of motor.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 shows a schematic structural diagram of a helical gear reducer according to an embodiment of the present invention;
fig. 2 is a partial enlarged view of a portion a of fig. 1 showing a structural schematic diagram of a helical gear reducer according to an embodiment of the present invention;
fig. 3 shows a schematic structural diagram of a helical gear reducer according to another embodiment of the present invention;
fig. 4 shows a schematic structural diagram of a helical gear reducer according to yet another embodiment of the present invention;
wherein, the correspondence between the reference numbers and the part names in fig. 1 to 4 is:
12 a box body, 14 a first gear shaft, 16 a first bevel gear, 18 a second gear shaft, 20 a second bevel gear, 22 a first external tooth, 24 a first rotating shaft, 26 a first straight gear, 28 a third external tooth, 30 a second rotating shaft, 32 a second straight gear, 34 a fifth external tooth, 36 a third rotating shaft, 38 a third straight gear, 40 a sixth external tooth, 42 an output shaft, 44 a fourth straight gear, 46 a first bearing, 48 a second bearing, 50 a first end cover, 51 a spacer, 52 a second end cover, 54 a connecting shaft, 56 an outer cover and 58 a connecting hole.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
The skewed tooth reducer according to some embodiments of the present invention is described below with reference to fig. 1-4.
In the embodiment of the utility model, as shown in fig. 1 to fig. 4, the utility model provides a skewed tooth speed reducer, skewed tooth speed reducer is connected with the motor, and skewed tooth speed reducer includes: a case 12, a first gear shaft 14, a first bevel gear 16, a second gear shaft 18, a second bevel gear 20, first external teeth 22, a first rotating shaft 24, a first straight gear 26, third external teeth 28, a second rotating shaft 30, a second straight gear 32, fifth external teeth 34, a third rotating shaft 36, a third straight gear 38, sixth external teeth 40, an output shaft 42, and a fourth straight gear 44; the box body 12 is a hollow cavity; one end of the first gear shaft 14 is embedded into the box body 12 from the top of the box body 12, the first gear shaft 14 is connected with a motor, and the first gear shaft 14 is rotatably connected with the box body 12; the first bevel gear 16 is sleeved outside one end of the first gear shaft 14, and the first bevel gear 16 is embedded in the box body 12; the second gear shaft 18 is embedded in the box body 12, the second gear shaft 18 is rotatably connected with the box body 12, and the second gear shaft 18 is perpendicular to the first gear shaft 14; the second bevel gear 20 is sleeved on the outer side of the second gear shaft 18, the second bevel gear 20 and the geothermal gear shaft do not rotate relatively, and the second bevel gear 20 is meshed with the first bevel gear 16; the first outer teeth 22 are provided on the outer wall of the second gear shaft 18; the first rotating shaft 24 is embedded in the box body 12, and the first rotating shaft 24 is rotatably connected with the box body 12; the outer wall of the first straight gear 26 is provided with second external teeth, the first straight gear 26 is sleeved on the outer side of the first rotating shaft 24, the first straight gear 26 and the first rotating shaft 24 do not rotate relatively, and the second external teeth of the first straight gear 26 are meshed with the first external teeth 22; third outer teeth 28 are provided on the outer wall of first shaft 24; the second rotating shaft 30 is embedded in the box body 12, and the second rotating shaft 30 is rotatably connected with the box body 12; a fourth external tooth is arranged on the outer wall of the second straight gear 32, the second straight gear 32 is sleeved on the outer side of the second rotating shaft 30, the second straight gear 32 and the second rotating shaft 30 do not rotate relatively, and the fourth external tooth of the second straight gear 32 is meshed with the third external tooth 28; the fifth external teeth 34 are disposed on the outer wall of the second rotating shaft 30; the third rotating shaft 36 is embedded in the box body 12, and the third rotating shaft 36 is rotatably connected with the box body 12; a sixth external tooth 40 is arranged on the outer wall of the second spur gear 32, the third spur gear 38 is sleeved on the outer side of the second rotating shaft 30, the third spur gear 38 and the third rotating shaft 36 do not rotate relatively, and the sixth external tooth 40 of the third spur gear 38 is meshed with the fifth external tooth 34; the sixth external tooth 40 is disposed on the outer wall of the third rotating shaft 36; one end of the output shaft 42 is embedded in the box body 12, the output shaft 42 is rotatably connected with the box body 12, and the other end of the output shaft 42 penetrates out of the box body 12; a seventh external tooth is arranged on the outer wall of the fourth straight gear 44, the fourth straight gear 44 is sleeved on the outer side of the output shaft 42, the fourth straight gear 44 and the output shaft 42 do not rotate relatively, and the seventh external tooth of the fourth straight gear 44 is meshed with the sixth external tooth 40; wherein the output shaft 42 is located below the third rotating shaft 36.
In this embodiment, firstly, the motor is fixed on the box body 12 and connected with the first gear shaft 14, so that the motor drives the first gear shaft 14 to rotate; secondly, the second gear shaft 18 is perpendicular to the first gear shaft 14, and the second bevel gear 20 sleeved on the second gear shaft 18 is meshed with the first bevel gear 16 sleeved on the first gear shaft 14, so that the first gear shaft 14 drives the second gear shaft 18 to rotate, and the transmission direction of the helical gear speed reducer is changed; thirdly, the first external tooth 22, the second external tooth, the third external tooth 28, the fourth external tooth and the fifth external tooth 34 are sequentially meshed with each other, so that the second gear shaft 18 drives the first rotating shaft 24 to rotate, the first rotating shaft 24 drives the second rotating shaft 30 to rotate, the second rotating shaft 30 drives the third rotating shaft 36 to rotate, and the rotating speeds of the first rotating shaft 24, the second rotating shaft 30 and the third rotating shaft 36 are sequentially reduced as the tooth numbers of the first external tooth 22, the second external tooth, the third external tooth 28, the fourth external tooth and the fifth external tooth 34 are sequentially increased; thirdly, the fourth spur gear 44 sleeved on the output shaft 42 is meshed with the third spur gear 38 of the third rotating shaft 36, so that the third rotating shaft 36 drives the output shaft 42 to rotate; meanwhile, the output shaft 42 penetrates out of the box body 12, so that the power of the helical gear speed reducer is output. Adopt above-mentioned structure, there is the top of box 12 to imbed in the box 12 through the one end with first gear shaft 14 to be connected first gear shaft 14 with the motor, when realizing that the motor drives first gear shaft 14 pivoted, still can realize that the motor carries out the input of power by the top of box 12, thereby make the motor occupy the space at skewed tooth speed reducer top, and do not occupy skewed tooth speed reducer space all around, and then make skewed tooth speed reducer and motor compacter, promote the suitability of product. Through reducing in proper order that makes first pivot 24, second pivot 30 and the 36 rotational speeds of third pivot to realize the multistage speed reduction of skewed tooth speed reducer, thereby realize that the operation of skewed tooth speed reducer is more steady, promote the use of product and experience.
In one embodiment of the present invention, preferably, as shown in fig. 1 to 4, the first external teeth 22 and the second gear shaft 18 are of an integral structure; third outer teeth 28 are of unitary construction with first shaft 24; the fifth external tooth 34 and the second rotating shaft 30 are of an integrated structure; the sixth external tooth 40 and the third shaft 36 are of an integral structure.
In this embodiment, the first external teeth 22 and the second gear shaft 18 are integrated, the third external teeth 28 and the first rotating shaft 24 are integrated, the fifth external teeth 34 and the second rotating shaft 30 are integrated, and the sixth external teeth 40 and the third rotating shaft 36 are integrated, so that the assembling steps are reduced, the assembling difficulty is reduced, and the assembling efficiency is improved.
In an embodiment of the present invention, preferably, as shown in fig. 1 to 4, the helical gear reducer further includes: a first bearing 46 and a second bearing 48; the first bearing 46 is sleeved at one end of the second gear shaft 18, and the first bearing 46 is embedded in the box body 12; the second bearing 48 is disposed at the other end of the second gear shaft 18, and the second bearing 48 is embedded in the housing 12.
In this embodiment, the first bearing 46 is sleeved on one end of the second gear shaft 18, the second bearing 48 is sleeved on the other end of the second gear shaft 18, and the first bearing 46 and the second bearing 48 are embedded in the box body 12, so that the second gear shaft 18 is rotatably connected with the box body 12, and the flexibility of rotation of the second gear shaft 18 is improved.
In an embodiment of the present invention, preferably, as shown in fig. 1 to 4, the helical gear reducer further includes: a first end cap 50 and a second end cap 52; the first end cover 50 is fixed on the box body 12, and at least part of the first end cover 50 is attached to the first bearing 46; a second end cap 52 is secured to the housing 12 and at least a portion of the second end cap 52 abuts the second bearing 48.
In this embodiment, the first end cap 50 is attached to the first bearing 46 by fixing the first end cap 50 to the housing 12, so as to fix the first bearing 46 in the housing 12 and prevent the first bearing 46 from being displaced; by securing the second end cap 52 to the housing 12, at least a portion of the second end cap 52 is engaged with the second bearing 48 to secure the second bearing 48 within the housing 12 and thereby prevent displacement of the second bearing 48.
In an embodiment of the present invention, preferably, as shown in fig. 1 to 4, the helical gear reducer further includes: a spacer 51; the spacer 51 is wound around the second gear shaft 18, one end of the spacer 51 is attached to the first bearing 46, and the other end of the spacer 51 is attached to the second bevel gear 20.
In this embodiment, the spacer 51 is wound around the outside of the second gear shaft 18, one end of the spacer 51 is attached to the first bearing 46, and the other end of the spacer 51 is attached to the second bevel gear 20, so as to prevent the first bearing 46 and the second bevel gear 20 from moving relative to each other, thereby improving the accuracy of the relative position between the first bearing 46 and the second bevel gear 20.
In an embodiment of the present invention, preferably, as shown in fig. 1 to 4, the helical gear reducer further includes: a connecting shaft 54; one end of the connecting shaft 54 is connected to one end of the first rotating shaft 24, and the other end of the connecting shaft 54 protrudes outside the case 12.
In this embodiment, one end of the connecting shaft 54 is connected to one end of the first rotating shaft 24, and the other end of the connecting shaft 54 extends out of the box 12, so that the other end of the connecting shaft 54 can be connected to the motor, and the motor directly drives the first rotating shaft 24 to rotate, so as to adjust the transmission ratio of the helical gear reducer and further adjust the output rotation speed of the helical gear reducer. By adopting the structure, the first rotating shaft 24 is directly driven to rotate by the motor, the first rotating shaft 24 is prevented from being driven to rotate by the first gear shaft 14 and the second gear shaft 18, the transmission ratio is adjusted, the output rotating speed of the helical gear speed reducer is adjusted, and the applicability of a product is improved.
Specifically, the connecting shaft 54 is of an integral structure with the first rotating shaft 24.
In an embodiment of the present invention, preferably, as shown in fig. 1 to 4, the helical gear reducer further includes: outer cover 56 and attachment hole 56; the outer cover 56 is fixed on the box body 12, and the outer cover 56 is wound on the outer side of the other end of the connecting shaft 54; a connection hole 56 is provided on the outer cover 56, and the connection hole 56 is opposed to the connection shaft 54.
In this embodiment, the outer cover 56 is fixed on the box 12, and the outer cover 56 is wound on the outer side of the other end of the connecting shaft 54, so as to protect the connecting shaft 54 through the outer cover 56; the motor shaft is connected with the connecting shaft 54 through the connecting hole 56 by arranging the connecting hole 56 on the outer cover 56 and making the connecting hole 56 opposite to the connecting shaft 54, so that the motor drives the connecting shaft 54 to rotate.
In an embodiment of the present invention, preferably, the connection hole 56 is stepped.
In this embodiment, the connection hole 56 is set to be of a step type, so that at least part of the motor is embedded into the connection hole 56, and the motor can be clamped on the outer cover 56, thereby improving the stability of the motor.
In the description of the present invention, the terms "plurality" or "a plurality" refer to two or more, and unless otherwise specifically limited, the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to 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; the terms "connected," "mounted," "secured," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In the present disclosure, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a skewed tooth speed reducer, skewed tooth speed reducer is connected with the motor, its characterized in that, skewed tooth speed reducer includes:
the box body is a hollow cavity;
one end of the first gear shaft is embedded into the box body from the top of the box body, the first gear shaft is connected with the motor, and the first gear shaft is rotatably connected with the box body;
the first bevel gear is sleeved on the outer side of one end of the first gear shaft and embedded into the box body;
the second gear shaft is embedded into the box body, is rotatably connected with the box body and is vertical to the first gear shaft;
the second bevel gear is sleeved on the outer side of the second gear shaft, the second bevel gear and the second gear shaft do not rotate relatively, and the second bevel gear is meshed with the first bevel gear;
a first outer tooth disposed on an outer wall of the second gear shaft;
the first rotating shaft is embedded into the box body and is rotatably connected with the box body;
the outer wall of the first straight gear is provided with second external teeth, the first straight gear is sleeved on the outer side of the first rotating shaft, the first straight gear and the first rotating shaft do not rotate relatively, and the second external teeth of the first straight gear are meshed with the first external teeth;
a third external tooth disposed on an outer wall of the first shaft;
the second rotating shaft is embedded into the box body and is rotatably connected with the box body;
the outer wall of the second straight gear is provided with fourth external teeth, the second straight gear is sleeved on the outer side of the second rotating shaft, the second straight gear and the second rotating shaft do not rotate relatively, and the fourth external teeth of the second straight gear are meshed with the third external teeth;
a fifth external tooth disposed on an outer wall of the second rotating shaft;
the third rotating shaft is embedded into the box body and is rotatably connected with the box body;
a sixth external tooth is arranged on the outer wall of the second straight gear, the third straight gear is sleeved on the outer side of the second rotating shaft, the third straight gear and the third rotating shaft do not rotate relatively, and the sixth external tooth of the third straight gear is meshed with the fifth external tooth;
a sixth external tooth disposed on an outer wall of the third shaft;
one end of the output shaft is embedded into the box body, the output shaft is rotatably connected with the box body, and the other end of the output shaft penetrates out of the box body;
a seventh external tooth is arranged on the outer wall of the fourth straight gear, the fourth straight gear is sleeved on the outer side of the output shaft, the fourth straight gear and the output shaft do not rotate relatively, and the seventh external tooth of the fourth straight gear is meshed with the sixth external tooth;
wherein the output shaft is located below the third rotating shaft.
2. The helical gear reducer according to claim 1, wherein:
the first outer teeth and the second gear shaft are of an integrated structure;
the third external teeth and the first rotating shaft are of an integrated structure;
the fifth external teeth and the second rotating shaft are of an integrated structure;
the sixth external teeth and the third rotating shaft are of an integrated structure.
3. The skewed tooth reducer of claim 2, further comprising:
the first bearing is sleeved at one end of the second gear shaft and embedded into the box body;
and the second bearing is sleeved at the other end of the second gear shaft and is embedded in the box body.
4. The skewed tooth reducer of claim 3, further comprising:
the first end cover is fixed on the box body, and at least part of the first end cover is attached to the first bearing;
and the second end cover is fixed on the box body, and at least part of the second end cover is attached to the second bearing.
5. The skewed tooth reducer of claim 4, further comprising:
and the spacer bush is wound on the outer side of the second gear shaft, one end of the spacer bush is attached to the first bearing, and the other end of the spacer bush is attached to the second bevel gear.
6. The skewed tooth reducer of claim 1, further comprising:
and one end of the connecting shaft is connected with one end of the first rotating shaft, and the other end of the connecting shaft extends out of the box body.
7. The skewed tooth reducer of claim 6, further comprising:
the outer cover is fixed on the box body and is wound on the outer side of the other end of the connecting shaft;
the connecting hole is formed in the outer cover and is opposite to the connecting shaft.
8. The skewed tooth reducer of claim 7, further comprising:
the connecting hole is in a step shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020636059.0U CN212377251U (en) | 2020-04-24 | 2020-04-24 | Helical gear speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020636059.0U CN212377251U (en) | 2020-04-24 | 2020-04-24 | Helical gear speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212377251U true CN212377251U (en) | 2021-01-19 |
Family
ID=74161199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020636059.0U Active CN212377251U (en) | 2020-04-24 | 2020-04-24 | Helical gear speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212377251U (en) |
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2020
- 2020-04-24 CN CN202020636059.0U patent/CN212377251U/en active Active
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