CN215806060U - Integrated speed reducer - Google Patents
Integrated speed reducer Download PDFInfo
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- CN215806060U CN215806060U CN202122370166.0U CN202122370166U CN215806060U CN 215806060 U CN215806060 U CN 215806060U CN 202122370166 U CN202122370166 U CN 202122370166U CN 215806060 U CN215806060 U CN 215806060U
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- speed reducer
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- eccentric shaft
- integrated speed
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Abstract
An integrated speed reducer. The utility model provides an integrated speed reducer, which mainly solves the problems of small speed ratio, high rigidity and compact structure of the existing automatic industries such as printing and packaging, textile machinery and the like and various intelligent production lines. The method is characterized in that: the speed reducing mechanism comprises a gear ring (7) and an output part (1), an eccentric shaft (12) is arranged in the gear ring, the motor comprises a motor shaft (141), the eccentric shaft is in linkage connection with the motor shaft, a matched cycloidal gear (5) is arranged on the eccentric shaft, a transmission part (9) is arranged on the cycloidal gear, and the cycloidal gear drives the output part to rotate through the transmission part. The utility model provides an integrated speed reducer, which adopts a cycloidal pin gear transmission structure with a small speed ratio, wherein the speed ratio can be 7-20, and compared with involute planetary transmission, the speed reducer has the characteristics of easiness in ensuring the precision, high impact load resistance and the like.
Description
Technical Field
The utility model relates to the field of speed reducers, in particular to an integrated speed reducer.
Background
In the non-standard automation equipment such as most current printing package, textile machinery, along with intelligent level improves, most equipment requirements have high accuracy, high-speed, high efficiency, simple structure's characteristics, and power adopts servo motor to take accurate planetary reducer usually, and planetary reducer's output shaft drives sprocket, gear or synchronous pulley part, carries out the transmission and the location of torsion. The traditional precision planetary reducer has the problems of structural limitation and the like, the bearing type of an output shaft and the span of a bearing are small, the bending rigidity of the output shaft of the reducer is poor, and the service life of the reducer is generally short in practical application. The RV reducer of the precision robot belongs to two-stage transmission, the speed ratio is generally over 59, and due to structural limitation, the speed ratio is difficult to control within 7-20, and the cost is higher.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the background art, the utility model provides an integrated speed reducer, which mainly solves the problems of the conventional automatic industries such as printing and packaging, textile machinery and the like and the integrated precision speed reducer which is not provided by various intelligent production lines and has small speed ratio, high rigidity and compact structure.
The specific scheme of the utility model is as follows:
the integrated speed reducer comprises a motor and a speed reducing mechanism, wherein the speed reducing mechanism comprises a gear ring and an output part, an eccentric shaft is arranged in the gear ring, the motor comprises a motor shaft, the eccentric shaft is in linkage connection with the motor shaft, a matched cycloidal gear is arranged on the eccentric shaft, a transmission part is arranged on the cycloidal gear, and the cycloidal gear drives the output part to rotate through the transmission part.
The motor shaft is connected with the eccentric shaft through a coupling piece.
One end of the coupling member is matched with the eccentric shaft through a spline, the other end of the coupling member is provided with a clamping ring, and the clamping ring is connected with the motor shaft through a fastening member.
The motor comprises a connecting flange connected with the gear ring.
Still be equipped with the pressure disk in the ring gear, the pressure disk pass through fastening assembly with the output is connected, cycloid wheel locates the pressure disk with between the output.
The output part is arranged in the gear ring, and a main bearing and a first sealing ring are arranged between the circumferential outer wall of the output part and the inner wall of the gear ring.
The inner wall of the gear ring is provided with a pin, and the outer wall of the cycloidal gear is meshed with the pin.
The transmission part is a pin sleeve matched with the cycloid wheel, a pin is arranged in the pin sleeve, and one end of the pin is connected with the output part.
And a second sealing ring is arranged between the connecting flange and the coupling member.
One end of the eccentric shaft is connected with a shaft end pressing plate, and one end of the shaft end pressing plate is in limit fit with the inner wall of the coupling piece.
The utility model has the beneficial effects that: the utility model provides an integrated speed reducer which adopts a cycloidal pin gear transmission structure with a small speed ratio, wherein the speed ratio can be 7-20, and compared with involute planetary transmission, the speed reducer has the characteristics of easiness in ensuring the precision, high impact load resistance and the like.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention.
FIG. 2 is a schematic partial cross-sectional view of one embodiment of the present invention.
Fig. 3 is a schematic cross-sectional view at CC in fig. 2.
Fig. 4 is a schematic cross-sectional view at BB in fig. 2.
Detailed Description
The utility model will be further described with reference to the accompanying drawings in which: as shown in the figure, the integrated speed reducer comprises a motor 14 and a speed reducing mechanism, wherein the speed reducing mechanism comprises a gear ring 7 and an output part 1, an eccentric shaft 12 is arranged in the gear ring, the motor comprises a motor shaft 141, the eccentric shaft is in linkage connection with the motor shaft, a cycloidal gear 5 matched with the eccentric shaft is arranged on the eccentric shaft, a transmission part 9 is arranged on the cycloidal gear, and the cycloidal gear drives the output part to rotate through the transmission part. When the motor shaft of motor rotated, it rotated to drive the eccentric shaft, the eccentric shaft drove the cycloid wheel and rotated, the cycloid wheel drove the output piece through the driving medium and rotated, this output piece can be for carousel or pivot or rotating turret, this application adopts the cycloid pinwheel transmission structure of little velocity ratio, 7 ~ 20 can be accomplished to the velocity ratio, the planetary drive that gradually bursts at seams compares, the precision of reduction gear is easily guaranteed, characteristics such as shock load height, it is further, can be equipped with two bearing 8 on the eccentric shaft to set up cycloid wheel 5 on bearing 8.
In the present invention, as shown in the drawing, the motor shaft and the eccentric shaft are connected by a coupling member 13. The shaft coupling piece is used for connection, so that the shaft coupling piece is convenient to disassemble and assemble, and a motor shaft and an eccentric shaft can be directly connected on certain occasions.
In the present invention, as shown in the figure, one end of the coupling member is engaged with the eccentric shaft through a spline, and the other end is provided with a collar 131, and the collar 131 is connected with the motor shaft through a fastening member 21. The motor locking screw (fastener) can be inserted for use.
In the present invention, the motor includes a connecting flange 17 connected to the ring gear as shown in the drawings. The installation is convenient.
In the utility model, as shown in the figure, a pressure plate 10 is further arranged in the gear ring, the pressure plate is connected with the output part through a fastening assembly 101, and the cycloidal gear is arranged between the pressure plate and the output part. The fastening assembly may be a spacer stud 19, a lock nut 18, etc., with the pressure plate and output member forming the output planet carrier.
In the utility model, as shown in the figure, the output part is partially arranged in the gear ring, and a main bearing 4 and a first sealing ring 3 are arranged between the circumferential outer wall of the output part and the inner wall of the gear ring. Can play sealed effect, first sealing washer is located the outside of locating the base bearing, prevents in the foreign matter gets into the ring gear.
In the utility model, as shown in the figure, the inner wall of the gear ring is provided with a pin 6, and the outer wall of the cycloidal gear is meshed with the pin.
In the utility model, as shown in the figure, the transmission part is a pin sleeve 9 matched with the cycloid wheel, a pin 2 is arranged in the pin sleeve, and one end of the pin is connected with the output part. The cycloidal gear 5 makes a deflection motion, takes the pin 6 as a fulcrum, and the reaction force is on the outer diameter of the pin sleeve 9 to drive the output planet carrier to rotate.
In the present invention, as shown in the figure, a second sealing ring 11 is arranged between the connecting flange and the coupling member. The sealing effect is ensured. In addition, a sealing ring is also arranged between the circumferential outer wall of the shaft end pressing plate and the inner wall of the coupling.
In the utility model, as shown in the figure, one end of the eccentric shaft is connected with a shaft end pressing plate 15, and one end of the shaft end pressing plate is in limit fit with the inner wall of the coupling part. One axial side of the shaft end pressing plate can be pressed on a flange of the inner wall of the coupling member to form fixation.
In conclusion, the speed reducer has the characteristics of small speed ratio, high rigidity and compact structure, can meet the requirements of the current automation industries such as printing and packaging, textile machinery and the like and various intelligent assembly line devices, and has good popularization and application prospects.
The embodiments described with reference to the drawings are illustrative and are intended to be illustrative of the utility model and should not be construed as limiting the utility model. The examples should not be construed as limiting the present invention, but any modifications made based on the spirit of the present invention should be within the scope of protection of the present invention.
Claims (10)
1. An integral type speed reducer, includes motor (14) and reduction gears, its characterized in that: the speed reducing mechanism comprises a gear ring (7) and an output part (1), an eccentric shaft (12) is arranged in the gear ring, the motor comprises a motor shaft (141), the eccentric shaft is in linkage connection with the motor shaft, a matched cycloidal gear (5) is arranged on the eccentric shaft, a transmission part (9) is arranged on the cycloidal gear, and the cycloidal gear drives the output part to rotate through the transmission part.
2. The integrated speed reducer according to claim 1, wherein: the motor shaft is connected with the eccentric shaft through a coupling piece (13).
3. The integrated speed reducer according to claim 2, wherein: one end of the coupling is matched with the eccentric shaft through a spline, the other end of the coupling is provided with a clamping ring (131), and the clamping ring (131) is connected with a motor shaft through a fastening piece (21).
4. The integrated speed reducer according to claim 3, wherein: the connecting flange (17) is connected with the gear ring.
5. The integrated speed reducer according to claim 1, wherein: still be equipped with pressure disk (10) in the ring gear, the pressure disk pass through fastening assembly (101) with the output is connected, the cycloid wheel is located the pressure disk with between the output.
6. The integrated speed reducer according to claim 1, wherein: the output part is arranged in the gear ring, and a main bearing (4) and a first sealing ring (3) are arranged between the circumferential outer wall of the output part and the inner wall of the gear ring.
7. The integrated speed reducer according to claim 1, wherein: the inner wall of the gear ring is provided with a pin (6), and the outer wall of the cycloid wheel is meshed with the pin.
8. The integrated speed reducer according to claim 1, wherein: the transmission part is a pin sleeve (9) matched with the cycloid wheel, a pin (2) is arranged in the pin sleeve, and one end of the pin is connected with the output part.
9. The integrated speed reducer of claim 4, wherein: and a second sealing ring (11) is arranged between the connecting flange and the coupling member.
10. The integrated speed reducer according to claim 2, wherein: one end of the eccentric shaft is connected with a shaft end pressing plate (15), and one end of the shaft end pressing plate is in limit fit with the inner wall of the coupling piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122370166.0U CN215806060U (en) | 2021-09-29 | 2021-09-29 | Integrated speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122370166.0U CN215806060U (en) | 2021-09-29 | 2021-09-29 | Integrated speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215806060U true CN215806060U (en) | 2022-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122370166.0U Active CN215806060U (en) | 2021-09-29 | 2021-09-29 | Integrated speed reducer |
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| Country | Link |
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| CN (1) | CN215806060U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117182958A (en) * | 2023-09-26 | 2023-12-08 | 东莞市伟创动力科技有限公司 | Robot joint motor and control method thereof |
-
2021
- 2021-09-29 CN CN202122370166.0U patent/CN215806060U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117182958A (en) * | 2023-09-26 | 2023-12-08 | 东莞市伟创动力科技有限公司 | Robot joint motor and control method thereof |
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