CN217301455U - Speed reducer for heavy-load AGV trolley - Google Patents
Speed reducer for heavy-load AGV trolley Download PDFInfo
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- CN217301455U CN217301455U CN202220926238.7U CN202220926238U CN217301455U CN 217301455 U CN217301455 U CN 217301455U CN 202220926238 U CN202220926238 U CN 202220926238U CN 217301455 U CN217301455 U CN 217301455U
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Abstract
The utility model provides a speed reducer for a heavy-load AGV trolley, which relates to the field of speed reducers; heavy load AGV is speed reducer for dolly includes: the planetary speed reducer comprises a box body, a planetary speed reducing mechanism, an output shaft, a first input shaft, a motor flange and a second input shaft; a first gear shaft, a second gear shaft and a transfer shaft are rotatably arranged in the box body in parallel; a first gear is arranged on the second gear shaft and meshed with the first gear shaft; a second gear is arranged on the transfer shaft and meshed with a second gear shaft; one end of the transfer shaft is in transmission connection with one end of the first input shaft through the clamping shell coupler; the motor flange and the planetary reduction mechanism are arranged on the same side of the box body; the planetary speed reducing mechanism is in transmission connection with the other end of the first input shaft and one end of the output shaft respectively; the second input shaft is rotatably arranged on the side wall of the box body in a penetrating way; one end of the second input shaft is in transmission connection with the first gear shaft; the utility model discloses have less axial dimensions, can practice thrift installation space.
Description
Technical Field
The utility model relates to a speed reducer field especially relates to a load AGV is speed reducer for dolly.
Background
The heavy-load AGV trolley is a transport tool used for loading and transporting heavy parts or components, has the functions of automatic lifting, automatic guiding, operation control, anti-collision, operation prompt and all-directional steering, is mainly applied to storage, manufacturing, ports, airports, special industries and the like, can improve the level of logistics automation in the heavy-load field, lightens the labor intensity of people, improves the production efficiency, shortens the logistics period and improves the economic benefit.
Along with the continuous development of the industry, the heavy-load AGV meets the bearing capacity, and meanwhile, the size of the AGV is required to be smaller and shorter, and the size of a speed reducer is also required to be shorter and shorter; a traditional AGV car speed reducer adopts a concentric planetary speed reducer, a motor and a load center are on the same axis, and the axial size is longer.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving the longer technical problem of current heavy load AGV is speed reducer axial dimension for dolly.
The utility model provides a heavy load AGV is speed reducer for dolly, include: the planetary speed reducer comprises a box body, a planetary speed reducing mechanism, an output shaft, a first input shaft, a motor flange and a second input shaft;
a first gear shaft, a second gear shaft and a transfer shaft are rotatably arranged in the box body in parallel; a first gear is arranged on the second gear shaft and meshed with the first gear shaft; a second gear is arranged on the transfer shaft and meshed with the second gear shaft; one end of the transfer shaft is in transmission connection with one end of the first input shaft through a shell clamping coupler;
the motor flange and the planetary reduction mechanism are arranged on the same side of the box body; the planetary speed reducing mechanism is in transmission connection with the other end of the first input shaft and one end of the output shaft respectively;
the second input shaft is rotatably arranged on the side wall of the box body in a penetrating way; one end of the second input shaft is in transmission connection with the first gear shaft, and the other end of the second input shaft is in transmission connection with an external motor.
Further, the speed reducer for the heavy-load AGV comprises a rear flange, a front flange and an output shaft disc;
the planetary reduction mechanism comprises a sun gear, a planet carrier, a planet gear and an inner gear ring; the rear flange is fixedly connected with the box body; the rear flange, the inner gear ring and the front flange are fixedly connected in sequence; the first input shaft is rotatably arranged in the rear flange, and the other end of the first input shaft is fixedly connected with a wheel shaft of the sun wheel; the planet gear is rotatably arranged on the planet carrier and is respectively meshed with the inner gear ring and the sun gear; one end of the output shaft is fixedly connected with the planet carrier; the output shaft disc is rotatably arranged in the front flange and is in transmission connection with the other end of the output shaft.
Further, the output shaft disc is rotatably disposed within the front flange via a single row tapered roller bearing.
Further, the number of the single-row tapered roller bearings is two; an annular partition plate is arranged on the inner side of the front flange; the single-row tapered roller bearings are distributed on two sides of the annular partition plate; one end of the output shaft disc is provided with a butting part, and the other end of the output shaft disc is provided with a locking nut; the single-row tapered roller bearing is located between the lock nut and the abutting portion.
Further, a first framework oil seal is arranged between the front flange and the output shaft disc.
Furthermore, one end of the output shaft disc is provided with a first press-fitting hole; the other end of the output shaft is pressed in the first pressing hole and is in transmission connection with the output shaft disc through a flat key.
Further, a bolt mounting hole is formed in the output shaft disc; the other end of the output shaft is provided with a threaded hole; the output shaft disc is connected with the output shaft through a bolt.
Furthermore, the first gear is pressed on the second gear shaft and is in transmission connection with the second gear shaft through a flat key.
Furthermore, the second gear is pressed on the adapter shaft and is in transmission connection with the adapter shaft through a flat key.
Furthermore, one end of the second input shaft is provided with a second press-fitting hole; one end of the first gear shaft is pressed in the second pressing hole and is coaxially arranged with the second input shaft.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is: the embodiment of the utility model provides an in heavy load AGV is speed reducer for dolly, a serial communication port, include: the planetary speed reducer comprises a box body, a planetary speed reducing mechanism, an output shaft, a first input shaft, a motor flange and a second input shaft; a first gear shaft, a second gear shaft and a transfer shaft are rotatably arranged in the box body in parallel; a first gear is arranged on the second gear shaft and meshed with the first gear shaft; a second gear is arranged on the transfer shaft and meshed with the second gear shaft; one end of the transfer shaft is in transmission connection with one end of the first input shaft through a clamping shell coupler; the motor flange and the planetary reduction mechanism are arranged on the same side of the box body; the planetary speed reducing mechanism is in transmission connection with the other end of the first input shaft and one end of the output shaft respectively; the second input shaft is rotatably arranged on the side wall of the box body in a penetrating way; one end of the second input shaft is in transmission connection with the first gear shaft, and the other end of the second input shaft is in transmission connection with an external motor; the motor flange and the planetary reduction mechanism are arranged on the same side of the box body, the first gear shaft, the second gear shaft and the transfer shaft which are sequentially in transmission connection are rotatably arranged in parallel in the box body, and the transfer shaft, the first input shaft, the planetary reduction mechanism and the output shaft are sequentially in transmission connection, so that the second input shaft and the output shaft can be in transmission and are arranged in parallel, the external motor and the planetary reduction mechanism can be arranged on the same side of the box body, the axial size of the speed reducer for the heavy-load AGV trolley is further shortened, and the installation space is saved; in addition, the transfer shaft is connected with the first input shaft through a clamping shell coupler, so that the transfer shaft and the first input shaft are convenient to install and detach.
Drawings
FIG. 1 is a schematic structural diagram of a speed reducer for a heavy-duty AGV according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an output shaft disc 1 in a speed reducer for the heavy-duty AGV of FIG. 1;
FIG. 3 is a schematic structural view of a front flange 5 of the speed reducer for the heavy-duty AGV of FIG. 1;
FIG. 4 is a schematic diagram of the first input shaft 10 of the speed reducer for the heavy-duty AGV of FIG. 1;
FIG. 5 is a schematic diagram of the second input shaft 21 of the speed reducer for the heavy-duty AGV of FIG. 1;
wherein, 1, output the reel; 101. an abutting portion; 102. a first press-fitting hole; 103. a bolt mounting hole; 2. a first framework oil seal; 3. an output shaft; 4. a single row tapered roller bearing; 5. a front flange; 501. an annular partition plate; 6. locking the nut; 7. a pin shaft; 8. a needle bearing; 9. a planet wheel; 10. a first input shaft; 1001. a third press mounting hole; 11. a split coupling; 12. a second framework oil seal; 13. a second gear; 14. a transfer shaft; 15. a right box body; 16. a left box body; 17. a second gear shaft; 18. a first gear; 19. a first gear shaft; 20. a cylindrical pin; 21. a second input shaft; 2101. a second press mounting hole; 22. a motor flange; 23. a rear flange; 24. an inner gear ring; 25. a sun gear; 26. a planet carrier.
Detailed Description
The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of this application, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit its scope.
Referring to fig. 1, an embodiment of the present invention provides a speed reducer for heavy-load AGV, including: the device comprises a box body, a planetary speed reducing mechanism, an output shaft 3, a first input shaft 10, a motor flange 22 and a second input shaft 21;
a first gear shaft 19, a second gear shaft 17 and an adapter shaft 14 are rotatably arranged in the box body in parallel; a first gear 18 is arranged on the second gear shaft 17, and the first gear 18 is meshed with a first gear shaft 19; the transfer shaft 14 is provided with a second gear 13, and the second gear 13 is meshed with a second gear shaft 17; the first gear 18 is pressed on the second gear shaft 17 and is in transmission connection with the second gear shaft 17 through a flat key; the second gear 13 is pressed on the transfer shaft 14 and is in transmission connection with the transfer shaft 14 through a flat key; one end of the transfer shaft 14 is in transmission connection with one end of the first input shaft 10 through the clamping shell coupler 11, so that the transfer shaft 14 and the first input shaft 10 are more convenient to mount and dismount;
the motor flange 22 and the planetary reduction mechanism are arranged on the same side of the box body; the planetary speed reducing mechanism is in transmission connection with the other end of the first input shaft 10 and one end of the output shaft 3 respectively; the motor flange 22 is used for mounting an external motor; after the external motor is arranged on the motor flange 22, the external motor and the planetary speed reducing mechanism are positioned on the same side of the box body, so that the axial size of the speed reducer for the heavy-load AGV trolley can be reduced;
the second input shaft 21 is rotatably arranged on the side wall of the box body in a penetrating way; one end of the second input shaft 21 is in driving connection with the first gear shaft 19, and the other end is in driving connection with an external motor.
It should be noted that the split coupling 11 is a prior art, and therefore, the detailed structure thereof is not described herein.
Illustratively, in the present embodiment, the case includes a left case 16 and a right case 15; a cylindrical pin 20 is arranged between the left box body 16 and the right box body 15; the left box body 16 and the right box body 15 are fixedly connected through bolts to form the box body; the first gear shaft 19, the second gear shaft 17 and the transfer shaft 14 are rotatably disposed in the case through single-row deep groove ball bearings, respectively.
Referring to fig. 1, the speed reducer for heavy-load AGV further includes a rear flange 23, a front flange 5, and an output shaft disk 1;
the planetary reduction mechanism comprises a sun gear 25, a planet carrier 26, a planet gear 9 and an inner gear ring 24; the rear flange 23 is fixedly connected with the box body; the rear flange 23, the inner gear ring 24 and the front flange 5 are fixedly connected in sequence; the first input shaft 10 is rotatably arranged in the rear flange 23, and the other end of the first input shaft 10 is fixedly connected with a wheel shaft of the sun gear 25; the planet wheel 9 is rotatably arranged on a planet carrier 26 and is respectively meshed with the inner gear ring 24 and the sun wheel 25; a pin shaft 7 is arranged on the planet carrier 26, and a needle bearing 8 is sleeved on the pin shaft 7; the planet wheel 9 is rotatably arranged on a planet carrier 26 through a needle bearing 8 and a pin shaft 7; one end of the output shaft 3 is fixedly connected with the planet carrier 26; the carrier 26 is integrally formed with the output shaft 3; the output shaft disc 1 is rotatably arranged in the front flange 5 and is in transmission connection with the other end of the output shaft 3.
In order to increase the load-bearing capacity of the output shaft disk 1, the output shaft disk 1 is arranged rotatably in a front flange 5 by means of a single-row tapered roller bearing 4.
Referring to fig. 1 to 3, in the present embodiment, the number of the single-row tapered roller bearings 4 is two; the inner side of the front flange 5 is provided with an annular partition plate 501; the single-row tapered roller bearings 4 are distributed on two sides of the annular partition plate 501; one end of the output shaft disc 1 is provided with a butting part 101, and the other end is provided with a locking nut 6; the single-row tapered roller bearing 4 is positioned between the lock nut 6 and the abutting part 101; by providing the abutting portion 101 at one end of the output hub 1 and the lock nut 6 at the other end, it is possible to prevent the axial play of the single-row tapered roller bearing 4 and to adjust the play of the single-row tapered roller bearing 4.
In order to prevent the oil leakage of the speed reducer for the heavy-load AGV trolley, a first framework oil seal 2 is arranged between the front flange 5 and the output shaft disc 1; a second framework oil seal 12 is arranged between the transfer shaft 14 and the right box body 15.
Illustratively, in the present embodiment, the first framework oil seal 2 and the second framework oil seal 12 are both TC framework oil seals.
Referring to fig. 2, one end of the output hub 1 is provided with a first press-fitting hole 102; the other end of the output shaft 3 is pressed in the first pressing hole 102 and is in transmission connection with the output shaft disc 1 through a flat key; the output shaft disc 1 is also provided with a bolt mounting hole 103; the other end of the output shaft 3 is provided with a threaded hole; the output shaft disc 1 is connected with the output shaft 3 through bolts.
Referring to fig. 1, 4 and 5, one end of the second input shaft 21 is provided with a second press-fitting hole 2101; one end of the first gear shaft 19 is press-fitted in the second press-fitting hole 2101 and is arranged coaxially with the second input shaft 21; the other end of the first input shaft 10 is provided with a third press-fitting hole 1001, and the wheel shaft of the sun gear 25 is press-fitted in the third press-fitting hole 1001, so that the transmission connection between the first input shaft 10 and the sun gear 25 is realized; the first input shaft 10 is arranged coaxially with the sun gear 25.
The working principle of the speed reducer for the heavy-load AGV trolley in the embodiment is as follows:
when in use, the second input shaft 21 is fixedly connected with an output shaft of an external motor, and the external motor drives the first gear shaft 19 to rotate; the first gear shaft 19 drives the second gear shaft 17 to rotate through the first gear 18, and the second gear shaft 17 drives the transfer shaft 14 to rotate through the second gear 13; the transfer shaft 14 drives the sun gear 25 to rotate through the first input shaft 10; the sun gear 25 drives the planet gear 9 to rotate, the planet gear 9 is matched with the inner gear ring 24 to drive the planet carrier 26 to rotate in the inner gear ring 24, and the planet carrier 26 drives the output shaft 3 to rotate to realize speed reduction; the output shaft 3 drives the output shaft disc 1 to rotate, and power output is achieved.
The above is not relevant and is applicable to the prior art.
In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.
The embodiments and features of the embodiments described herein above may be combined with each other without conflict.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. The utility model provides a speed reducer for heavy load AGV dolly which characterized in that includes: the planetary speed reducer comprises a box body, a planetary speed reducing mechanism, an output shaft, a first input shaft, a motor flange and a second input shaft;
a first gear shaft, a second gear shaft and a transfer shaft are rotatably arranged in the box body in parallel; a first gear is arranged on the second gear shaft and meshed with the first gear shaft; a second gear is arranged on the transfer shaft and meshed with the second gear shaft; one end of the transfer shaft is in transmission connection with one end of the first input shaft through a clamping shell coupler;
the motor flange and the planetary reduction mechanism are arranged on the same side of the box body; the planetary speed reducing mechanism is in transmission connection with the other end of the first input shaft and one end of the output shaft respectively;
the second input shaft is rotatably arranged on the side wall of the box body in a penetrating way; one end of the second input shaft is in transmission connection with the first gear shaft, and the other end of the second input shaft is in transmission connection with an external motor.
2. The speed reducer for a heavy-duty AGV cart according to claim 1, further comprising a rear flange, a front flange, and an output hub;
the planetary reduction mechanism comprises a sun gear, a planet carrier, a planet gear and an inner gear ring; the rear flange is fixedly connected with the box body; the rear flange, the inner gear ring and the front flange are fixedly connected in sequence; the first input shaft is rotatably arranged in the rear flange, and the other end of the first input shaft is fixedly connected with a wheel shaft of the sun wheel; the planet gear is rotatably arranged on the planet carrier and is respectively meshed with the inner gear ring and the sun gear; one end of the output shaft is fixedly connected with the planet carrier; the output shaft disc is rotatably arranged in the front flange and is in transmission connection with the other end of the output shaft.
3. The speed reducer for a heavy-duty AGV cart of claim 2, wherein said output shaft disk is rotatably disposed within said front flange by a single row tapered roller bearing.
4. The speed reducer for heavy-duty AGV carts of claim 3, wherein the number of single-row tapered roller bearings is two; an annular partition plate is arranged on the inner side of the front flange; the single-row tapered roller bearings are distributed on two sides of the annular partition plate; one end of the output shaft disc is provided with a butting part, and the other end of the output shaft disc is provided with a locking nut; the single-row tapered roller bearing is located between the lock nut and the abutting portion.
5. The speed reducer for heavy-duty AGV carts of claim 2, wherein a first skeleton oil seal is provided between the front flange and the output shaft disk.
6. The speed reducer for heavy-duty AGV carts of claim 2, wherein one end of the output shaft disk is provided with a first press-fitting hole; the other end of the output shaft is pressed in the first pressing hole and is in transmission connection with the output shaft disc through a flat key.
7. The speed reducer for a heavy-duty AGV according to claim 6, wherein said output hub has bolt mounting holes; the other end of the output shaft is provided with a threaded hole; the output shaft disc is connected with the output shaft through a bolt.
8. The speed reducer for a heavy-duty AGV cart according to claim 1, wherein said first gear is press-fit onto said second gear shaft and is in drive connection with said second gear shaft via a flat key.
9. The speed reducer for a heavy-duty AGV cart according to claim 1, wherein said second gear is press-fitted onto said adapter shaft and is in drive connection with said adapter shaft via a flat key.
10. The speed reducer for heavy-duty AGV carts of claim 1, wherein one end of the second input shaft is provided with a second press-fitting hole; one end of the first gear shaft is pressed in the second press-fitting hole and is arranged coaxially with the second input shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220926238.7U CN217301455U (en) | 2022-04-18 | 2022-04-18 | Speed reducer for heavy-load AGV trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220926238.7U CN217301455U (en) | 2022-04-18 | 2022-04-18 | Speed reducer for heavy-load AGV trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217301455U true CN217301455U (en) | 2022-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220926238.7U Active CN217301455U (en) | 2022-04-18 | 2022-04-18 | Speed reducer for heavy-load AGV trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217301455U (en) |
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2022
- 2022-04-18 CN CN202220926238.7U patent/CN217301455U/en active Active
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