CN217692968U - Vertical integrated gear motor - Google Patents
Vertical integrated gear motor Download PDFInfo
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- CN217692968U CN217692968U CN202222052926.8U CN202222052926U CN217692968U CN 217692968 U CN217692968 U CN 217692968U CN 202222052926 U CN202222052926 U CN 202222052926U CN 217692968 U CN217692968 U CN 217692968U
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Abstract
The utility model belongs to the field of speed reduction motors, in particular to a vertical integrated speed reduction motor, which comprises a central shaft, a stator, a rotor, a sun wheel shaft, a primary gear ring, a primary planet wheel, a secondary planet wheel and a secondary gear ring; the central shaft is hollow; the stator is fixed at one end of the central shaft; the rotor is sleeved on the outer ring of the stator and is linked with the sun wheel shaft; the sun wheel shaft is sleeved at the other end of the central shaft, one end of the sun wheel shaft is provided with a primary sun wheel, and the other end of the sun wheel shaft is provided with a secondary sun wheel; the primary sun gear, the primary planet gear and the primary gear ring form a primary planet speed reducing mechanism; the secondary sun gear, the secondary planet gear and the secondary gear ring form a secondary planet speed reducing mechanism; the primary planet wheel is linked with the secondary planet wheel. The utility model discloses be in the same place planet wheel reduction gear and motor integration to through unique structure, on the basis that does not change planet wheel reduction gear structure, the diameter that can increase the center pin is used for walking the line.
Description
Technical Field
The utility model belongs to the gear motor field, concretely relates to vertical integrated gear motor.
Background
A planetary reduction gear is a power transmission mechanism that uses a gear speed converter to reduce the number of revolutions of a motor to a desired number of revolutions and obtain a large torque.
Present secondary planet wheel reduction gear can not walk the line in the planet wheel inside basically because if walk the line from the inside center pin of secondary planet wheel reduction gear, must make the center pin hollow, if the center pin is made hollow, for guaranteeing reasonable reduction ratio, must do greatly with the diameter of center pin, the diameter of center pin is done greatly and must influence the whole size of reduction gear.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of vertical integrated gear motor can effectively solve prior art's problem, does not change the whole size of planet wheel and the condition that keeps reasonable reduction ratio, lets the circuit of motor pass from the planet wheel reduction gear.
The utility model provides a vertical integrated gear motor, including center pin, stator, rotor, sun gear axle, primary tooth ring, primary planet wheel, primary planet carrier, secondary planet wheel, secondary planet carrier and secondary tooth ring;
the central shaft is hollow;
the stator is fixed at one end of the central shaft; the rotor is sleeved on the outer ring of the stator and is linked with the sun wheel shaft;
the sun wheel shaft is sleeved at the other end of the central shaft, one end of the sun wheel shaft is provided with a primary sun wheel, and the other end of the sun wheel shaft is provided with a secondary sun wheel; the primary sun gear, the primary planet carrier and the primary gear ring form a primary planet speed reducing mechanism, wherein the primary gear ring is a fixed end; the secondary sun gear, the secondary planet carrier and the secondary gear ring form a secondary planet speed reducing mechanism, wherein the secondary gear ring is an output end, and the primary planet carrier is linked with the secondary planet carrier.
As the further optimization of the utility model, the utility model also comprises a transmission ring which replaces a primary planet carrier and a secondary planet carrier at the same time; the transmission ring is sleeved on the outer ring of the sun wheel shaft, one surface of the transmission ring is connected with the primary planet wheel, and the other surface of the transmission ring is connected with the secondary planet wheel.
As a further optimization of the utility model, the utility model also comprises a connecting piece which is in a ring shape or a sleeve shape; the connecting piece is sleeved on the outer ring of the sun wheel shaft and is connected with the rotor and the sun wheel shaft.
As the further optimization of the utility model, the utility model also comprises an output disc; the output disc is connected with the end face of the secondary gear ring.
As a further optimization of the utility model, the utility model also comprises a shell; the central shaft, the stator, the rotor, the sun wheel shaft, the primary gear ring, the primary planet wheel, the primary planet carrier, the secondary planet carrier and the secondary gear ring are all arranged in the shell; the outer wall of the primary gear ring is fixed with the inner wall of the shell; and a bearing is arranged between the secondary gear ring and the shell.
As a further optimization of the utility model, one end of the shell and one end face of the stator form a first cavity; the other end of the shell and the end face of the secondary planet carrier form a second cavity.
As the utility model discloses a further optimization, the lateral wall of center pin one end is equipped with the incoming line, and the incoming line is located first cavity, and the lateral wall of the center pin other end is equipped with the outlet, and the outlet is located the second cavity.
As a further optimization of the utility model, the magnetic ring magnetic driving device further comprises a driver, a magnetic ring and an encoder; the driver is arranged in the first cavity; the magnetic ring and the encoder are arranged in the second cavity, the magnetic ring is sleeved outside the central shaft and rotates along with the secondary gear ring, and the position of the encoder corresponds to that of the magnetic ring.
As a further optimization of the utility model, an electric element is arranged in the cavity. The utility model provides a pair of vertical integrated gear motor is in the same place planet wheel reduction gear and motor integration to through unique structure, on the basis that does not change planet wheel reduction gear structure, the diameter that can increase the center pin is used for walking the line.
Drawings
FIG. 1 is an external view of the present invention;
FIG. 2 is a half sectional view of the structure of FIG. 1;
FIG. 3 is a first schematic view of a planetary reduction mechanism of the configuration of FIG. 1;
FIG. 4 is a second schematic illustration of the planetary reduction mechanism of the configuration of FIG. 1;
FIG. 5 is a schematic illustration of the sun gear shaft configuration of the FIG. 1 configuration;
the motor comprises a central shaft 1, a wire inlet 1a, a wire outlet 1b, a stator 2, a rotor 3, a sun gear shaft 4, a primary sun gear 4a, a secondary sun gear 4b, a primary gear ring 5, a primary planet gear 6, a secondary planet gear 7, a secondary gear ring 8, a transmission ring 9, a connecting piece 10, an output disc 11, a shell 12, a first cavity 13, a bearing 14, a second cavity 15, a driver 16, a magnetic ring 17 and an encoder 18.
Detailed Description
As shown in fig. 1 to 5, the present embodiment includes a central shaft 1, a stator 2, a rotor 3, a sun gear shaft 4, a primary ring gear 5, a primary planet gear 6, a primary planet carrier, a secondary planet gear 7, and a secondary ring gear 8.
The center shaft 1 is a hollow shaft body. The stator 2 is sleeved and fixed at one end of the central shaft 1, namely the lower end in fig. 2, the rotor 3 is sleeved at the outer ring of the stator 2, the rotor 3 can rotate around the axial lead of the stator 2, and the mounting structures of the stator 2 and the rotor 3 form a motor structure.
The sun gear shaft 4 is also a hollow shaft body, the sun gear shaft 4 is sleeved on the other end of the central shaft 1, namely the upper end in fig. 2, the sun gear shaft 4 can rotate around the central shaft 1, and specifically, a bearing 14 can be arranged between the sun gear shaft 4 and the central shaft 1. The rotor 3 is linked with the sun gear shaft 4, specifically, a connecting piece 10 can be arranged, the connecting piece 10 is sleeved on the central shaft 1, the connecting piece 10 is connected with the rotor 3 and is simultaneously connected with the sun gear shaft 4, so that the rotor 3 can drive the sun gear shaft 4 to rotate around the axis line of the sun gear shaft through the connecting piece 10 when rotating, and the linkage function is realized.
One end of the outer ring of the sun wheel shaft 4 is provided with a first-stage sun wheel 4a, and the other end of the outer ring of the sun wheel shaft 4 is provided with a second-stage sun wheel 4b. As shown in fig. 4, the primary ring gear 5 and the primary planet gear 6 are mounted around the primary sun gear 4a, so that the primary sun gear 4a, the primary ring gear 5, the primary planet carrier, and the primary planet gear 6 form a primary planetary reducer mechanism, wherein the primary ring gear 5 is a fixed end. The secondary gear ring 8 and the secondary planet wheel 7 are arranged around the secondary sun gear 4b, so that the secondary sun gear 4b, the secondary gear ring 8, the secondary planet carrier and the secondary planet wheel 7 form a secondary planet speed reducing mechanism, wherein the secondary gear ring 8 is an output end.
The primary planetary reduction mechanism and the secondary planetary reduction mechanism should satisfy the basic conditions for constituting the planetary gear reducer.
The first-stage planet carrier is linked with the second-stage planet carrier, namely, the first-stage planet speed reducing mechanism can drive the second-stage planet speed reducing mechanism to move. Specifically, a transmission ring 9 can be adopted, the transmission ring 9 is annular, the outer ring of the sun gear shaft 4 is sleeved with the transmission ring 9, the transmission ring 9 is located between the primary sun gear 4a and the secondary sun gear 4b, one surface of the transmission ring 9 is provided with a first connecting shaft, the end of the first connecting shaft is inserted into the center of the primary planet gear 6 to enable the primary planet gear 6 to rotate around the center line of the first connecting shaft, the other surface of the transmission ring 9 is provided with a second connecting shaft, the end of the second connecting shaft is inserted into the center of the secondary planet gear 7 to enable the secondary planet gear 7 to rotate around the center line of the second connecting shaft, and therefore the primary planet gear 6 and the secondary planet gear 7 are connected to achieve linkage.
The concrete theory of operation of this embodiment is that rotor 3 rotates around stator 2, and then drives sun gear shaft 4 and rotate, sun gear shaft 4 rotates, and one-level sun gear 4a is naturally and then rotates, and one-level sun gear 4a drives one-level planet wheel 6 and rotates, and one-level planet wheel 6 rotates through drive ring 9 and drives second grade planet wheel 7 and rotate, and second grade planet wheel 7 drives second grade ring gear 8 and rotates, finally is exported by second grade ring gear 8. Because the sun gear axle 4 also drives second grade sun gear 4b to rotate when rotating, consequently second grade sun gear 4b and second grade ring gear 8 have formed a speed difference, under the effect of this speed difference, just can make center pin 1 thick enough, and then make the hollow line of walking, do not influence the size of ring gear.
The embodiment also comprises an output disc 11, wherein the output disc 11 is connected with the end face of the secondary gear ring 8, and the output disc 11 is provided with a mounting hole for output connection.
The present embodiment is also provided with a housing 12. The central shaft 1, the stator 2, the rotor 3, the sun gear shaft 4, the primary gear ring 5, the primary planet wheel 6, the primary planet carrier, the secondary planet wheel 7, the secondary planet carrier and the secondary gear ring 8 are all arranged in the shell 12; the outer wall of the primary gear ring 5 is fixed with the inner wall of the shell 12; a bearing 14 is arranged between the secondary gear ring 8 and the shell 12. The entire motor mechanism and the reducer mechanism are wrapped by the housing 12 to form a whole.
One end of the housing 12 and one end face of the stator 2 form a first cavity 13 in the present embodiment; the other end of the housing 12 and the end face of the secondary planet carrier form a second cavity 15. The first cavity 13 and the second cavity 15 are used for placing electronic components. In this embodiment, a sidewall of one end of the central shaft 1 is provided with a wire inlet 1a, the wire inlet 1a is located in the first cavity 13, a sidewall of the other end of the central shaft 1 is provided with a wire outlet 1b, and the wire outlet 1b is located in the second cavity 15. The inlet 1a and the outlet 1b can open the first cavity 13 and the second cavity 15. In addition, a driver 16, a magnetic ring 17 and an encoder 18 are provided, the driver 16 is arranged in the first cavity 13, the magnetic ring 17 and the encoder 18 are arranged in the second cavity 15, and a flat cable of the encoder 18d can be connected to the driver 16 through the wire inlet 1a and the wire outlet 1 b. The magnetic ring 17 is sleeved outside the central shaft 1 and rotates with the secondary gear ring 8, specifically, the magnetic ring 17 can be fixed on the output disc 11, the position of the encoder 18 corresponds to the position of the magnetic ring 17, and the encoder 18 and the magnetic ring 17 record the rotation position information of the output disc 11 on the driver 16.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. A vertical integrated speed reduction motor is characterized by comprising a central shaft, a stator, a rotor, a sun wheel shaft, a primary gear ring, a primary planet wheel, a primary planet carrier, a secondary planet wheel, a secondary planet carrier and a secondary gear ring;
the central shaft is hollow;
the stator is fixed at one end of the central shaft; the rotor is sleeved on the outer ring of the stator and is linked with the sun wheel shaft;
the sun wheel shaft is sleeved at the other end of the central shaft, one end of the sun wheel shaft is provided with a primary sun wheel, and the other end of the sun wheel shaft is provided with a secondary sun wheel; the primary sun gear, the primary planet carrier and the primary gear ring form a primary planet speed reducing mechanism, wherein the primary gear ring is a fixed end; the secondary sun gear, the secondary planet carrier and the secondary gear ring form a secondary planet speed reducing mechanism, wherein the secondary gear ring is an output end, and the primary planet carrier is linked with the secondary planet carrier.
2. The vertical integrated gear motor according to claim 1, further comprising a transmission ring, wherein the transmission ring replaces the primary planet carrier and the secondary planet carrier at the same time; the transmission ring is sleeved on the outer ring of the sun wheel shaft, one side of the transmission ring is connected with the primary planet wheel, and the other side of the transmission ring is connected with the secondary planet wheel.
3. The vertical integrated gear motor according to claim 1, further comprising a connecting member, wherein the connecting member is annular or sleeve-shaped; the connecting piece is sleeved on the outer ring of the sun wheel shaft and is connected with the rotor and the sun wheel shaft.
4. The vertical integrated gear motor according to claim 1, further comprising an output disc; the output disc is connected with the end face of the secondary gear ring.
5. The vertical integrated gear motor according to claim 1, further comprising a housing; the central shaft, the stator, the rotor, the sun wheel shaft, the primary gear ring, the primary planet wheel, the primary planet carrier, the secondary planet wheel, the secondary planet carrier and the secondary gear ring are all arranged in the shell; the outer wall of the primary gear ring is fixed with the inner wall of the shell; and a bearing is arranged between the secondary gear ring and the shell.
6. The vertical integrated gear motor according to claim 5, wherein one end of the housing and one end face of the stator form a first cavity; the other end of the shell and the end face of the secondary planet carrier form a second cavity.
7. The vertical integrated gear motor according to claim 6, wherein the sidewall of one end of the central shaft is provided with a wire inlet, the wire inlet is positioned in the first cavity, the sidewall of the other end of the central shaft is provided with a wire outlet, and the wire outlet is positioned in the second cavity.
8. The vertical integrated gear motor as claimed in claim 7, further comprising a driver, a magnetic ring and an encoder; the driver is arranged in the first cavity; the magnetic ring and the encoder are arranged in the second cavity, the magnetic ring is sleeved outside the central shaft and rotates along with the secondary gear ring, and the position of the encoder corresponds to that of the magnetic ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222052926.8U CN217692968U (en) | 2022-08-05 | 2022-08-05 | Vertical integrated gear motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222052926.8U CN217692968U (en) | 2022-08-05 | 2022-08-05 | Vertical integrated gear motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217692968U true CN217692968U (en) | 2022-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222052926.8U Active CN217692968U (en) | 2022-08-05 | 2022-08-05 | Vertical integrated gear motor |
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| CN (1) | CN217692968U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116191767A (en) * | 2023-01-04 | 2023-05-30 | 之江实验室 | Joint motor capable of forced convection heat dissipation |
-
2022
- 2022-08-05 CN CN202222052926.8U patent/CN217692968U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116191767A (en) * | 2023-01-04 | 2023-05-30 | 之江实验室 | Joint motor capable of forced convection heat dissipation |
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