CN112815066A - AGV parallel axis differential mechanism - Google Patents

AGV parallel axis differential mechanism Download PDF

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Publication number
CN112815066A
CN112815066A CN202110324797.0A CN202110324797A CN112815066A CN 112815066 A CN112815066 A CN 112815066A CN 202110324797 A CN202110324797 A CN 202110324797A CN 112815066 A CN112815066 A CN 112815066A
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CN
China
Prior art keywords
planet
wheel
transmission shaft
bevel gear
central
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Pending
Application number
CN202110324797.0A
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Chinese (zh)
Inventor
朱忠
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Dongguan Zhuolan Automation Equipment Co ltd
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Dongguan Zhuolan Automation Equipment Co ltd
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Publication date
Application filed by Dongguan Zhuolan Automation Equipment Co ltd filed Critical Dongguan Zhuolan Automation Equipment Co ltd
Priority to CN202110324797.0A priority Critical patent/CN112815066A/en
Publication of CN112815066A publication Critical patent/CN112815066A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H48/00—Differential gearings
    • F16H48/06—Differential gearings with gears having orbital motion
    • F16H48/10—Differential gearings with gears having orbital motion with orbital spur gears
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H48/00—Differential gearings
    • F16H48/38—Constructional details

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Retarders (AREA)

Abstract

The invention provides an AGV parallel shaft differential mechanism, which comprises a bevel gear plate, a planet carrier, a left transmission assembly and a right transmission assembly; the center of the bevel gear plate is provided with a first central hole; the planet carrier is fixed on the left side of the bevel gear disc; the planet carrier is provided with a second central hole; the left transmission assembly comprises a first transmission shaft, a first central wheel and a plurality of groups of first planet wheels; the first transmission shaft is arranged on the left side of the planet carrier, and the right end of the first transmission shaft extends into the second central hole; the first central wheel is fixed at the right end of the first transmission shaft; the first planet wheel is arranged on the planet carrier and is meshed with the first central wheel; the right transmission assembly comprises a second transmission shaft, a second central wheel and a plurality of groups of second planet wheels; the second transmission shaft is arranged on the right side of the bevel gear plate, and the left end of the second transmission shaft extends into the second central hole; the second planet wheel is arranged on the planet carrier and is respectively meshed with the second central wheel and the first planet wheel; the invention has high stability and high transmission precision.

Description

AGV parallel axis differential mechanism
Technical Field
The invention relates to the technical field of AGV, in particular to an AGV parallel shaft differential mechanism.
Background
Differential mechanism of present AGV car all drives the wheel respectively through two motors and rotates and realize, independent control between two wheels of this mode, the transmission precision is low, can not mutually support the respective rotational speed of automatically regulated, stability is not enough, be difficult to the accuracy and control, thereby can take place to deviate with the orbit of actual walking, also have in the past to carry out driven mode through the bevel gear, but the bevel gear need adopt the gasket to adjust the back clearance, it is inconvenient to adjust, consequently, still need improve.
Disclosure of Invention
It is an object of the present invention to provide an AGV parallel axis differential that solves the problems mentioned in the background.
In order to achieve the above purpose, the invention provides the following technical scheme:
an AGV parallel shaft differential mechanism comprises a bevel gear plate, a planet carrier, a left transmission assembly and a right transmission assembly; the center of the bevel gear plate is provided with a first central hole and the periphery of the bevel gear plate is provided with bevel gears; the planet carrier is fixed on the left side of the bevel gear disc; the planet carrier is provided with a second central hole which is coaxial with the first central hole; the left transmission assembly comprises a first transmission shaft, a first central wheel and a plurality of groups of first planet wheels; the first transmission shaft is arranged on the left side of the planet carrier, and the right end of the first transmission shaft extends into the second central hole; the first central wheel is fixed at the right end of the first transmission shaft; the first planet wheel is arranged on the planet carrier through a first mounting shaft and is meshed with the first central wheel; the right transmission assembly comprises a second transmission shaft, a second central wheel and a plurality of groups of second planet wheels; the second transmission shaft is arranged on the right side of the bevel gear plate, and the left end of the second transmission shaft penetrates through the first central hole and extends into the second central hole; the second central wheel is fixed at the left end of the second transmission shaft and is opposite to the first central wheel; the second planet wheel is arranged on the planet carrier through a second mounting shaft and is respectively meshed with the second central wheel and the first planet wheel; the first planet gear and the second planet gear are both straight-tooth gears; the right part of the first planet wheel is in meshing transmission with the left part of the second planet wheel.
In a further development of the invention, the first planet wheel and the second planet wheel are located on the same circumferential radius relative to the second central bore.
For further description of the invention, three groups of the first planet wheels and three groups of the second planet wheels are arranged.
For further description of the invention, the right end of the bevel gear plate is provided with a first convex ring corresponding to the periphery of the first central hole; a first mounting groove is formed between the left end of the bevel gear disc and the corresponding bevel gear and the first central hole; the right end of the planet carrier is inserted into the first mounting groove and is locked and fixed on the bevel gear disc through screws.
For further description of the invention, a second convex ring is arranged at the left end of the planet carrier corresponding to the periphery of the second central hole; a clearance hole for avoiding the first planet gear is formed in the side wall of the middle part of the planet carrier; an accommodating groove for accommodating the second planet wheel is formed in the inner wall of the right end of the planet carrier; the second center hole, the clearance hole and the accommodating groove are communicated with each other.
For further description of the present invention, the bevel gear plate is provided with a first mounting hole for mounting a first mounting shaft and a second mounting shaft; and a second mounting hole corresponding to the first mounting hole is formed in the planet carrier.
For further description of the invention, a first bearing is arranged in the first convex ring and connected with the second transmission shaft; and a second bearing connected with the first transmission shaft is arranged in the second convex ring.
The invention has the beneficial effects that:
the invention drives the bevel gear disc to rotate by the meshing transmission of a driving piece and the bevel gear on the bevel gear disc, and further drives the planet carrier to rotate, then the first planet gear and the second planet gear are transmitted to the first main gear and the second main gear, and further drives the first transmission shaft and the second transmission shaft to rotate, under the condition of straight line walking, the rotating speeds of the two transmission shafts are the same, and in the process of turning walking, the design of the structure can also automatically adjust the rotating speeds of the two transmission shafts, the rotating speed of the transmission shaft with small turning radius is reduced, and the rotating speed of the transmission shaft with large turning radius is increased.
Drawings
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is a partial block diagram of the present invention;
FIG. 3 is a block diagram of the bevel gear plate of the present invention;
FIG. 4 is a block diagram of the planet carrier of the present invention;
fig. 5 is a left side view of the planet carrier of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
as shown in fig. 1-5, an AGV parallel axis differential includes a bevel gear plate 1, a planet carrier 2, a left transmission assembly 3 and a right transmission assembly 4; the center of the bevel gear plate 1 is provided with a first central hole 11 and the periphery is provided with bevel teeth 12; the planet carrier 2 is fixed on the left side of the bevel gear plate 1; the planet carrier 2 is provided with a second central hole 21 which is coaxial with the first central hole 11; the left transmission assembly 3 comprises a first transmission shaft 31, a first central wheel 32 and a plurality of groups of first planet wheels 33; the first transmission shaft 31 is arranged at the left side of the planet carrier 2, and the right end of the first transmission shaft extends into the second central hole 21; the first central wheel 32 is fixed at the right end of the first transmission shaft 31; the first planet wheel 33 is mounted on the planet carrier 2 by a first mounting shaft 34 and meshes with the first central wheel 32; the right transmission assembly 4 comprises a second transmission shaft 41, a second central wheel 42 and a plurality of groups of second planet wheels 43; the second transmission shaft 41 is arranged at the right side of the bevel gear plate 1, and the left end of the second transmission shaft penetrates through the first central hole 11 and extends into the second central hole 21; the second central wheel 42 is fixed at the left end of the second transmission shaft 41 and is opposite to the first central wheel 32; the second planetary gear 43 is mounted on the planet carrier 2 through a second mounting shaft 44 and meshed with the second central gear 42 and the first planetary gear 33 respectively; the first planet gear 33 and the second planet gear 43 are both straight-tooth gears; the right part of the first planet wheel 33 is in meshing transmission with the left part of the second planet wheel 43; during the use, install this parallel axis differential in the casing and fix on the AGV car, first transmission shaft 31 and second transmission shaft 41 are connected in the wheel respectively, it rotates to have a driving shaft and bevel gear 12 meshing on the bevel gear dish 1 to rotate and drive bevel gear dish 1 and rotate to AGV car, bevel gear dish 1 drives the planet carrier 2 rotation of fixed connection with it, thereby it rotates first transmission shaft 31 and second transmission shaft 41 respectively to drive through first planet wheel 33 and second planet wheel 43, and also intermeshing between first planet wheel 33 and the second planet wheel 43, in the steering process of AGV car, two transmission shaft interconvertions, the rotational speed of two transmission shafts of automatic control.
The first planet wheels 33 and the second planet wheels 43 are located on the same circumferential radius relative to the second central bore 21.
The first planet wheel 33 and the second planet wheel 43 are all provided with three groups, and the design has high space utilization rate and stable structure.
A first convex ring 13 is arranged at the right end of the bevel gear plate 1 corresponding to the periphery of the first central hole 11; a first mounting groove 14 is formed between the left end of the bevel gear disc 1 corresponding to the bevel gear 12 and the first central hole 11; the right end of the planet carrier 2 is inserted into the first mounting groove 14 and is locked and fixed on the bevel gear disc 1 through screws, the first convex ring 13 is arranged at the right end of the bevel gear disc 1, an assembly space with the second transmission shaft 41 is provided, the first bearing is installed at the position and is rotatably connected with the second transmission shaft 41, the first mounting groove 14 is formed in the left end of the bevel gear disc 1, the planet carrier 2 is inserted, and the assembly stability is improved.
A second convex ring 22 is arranged at the left end of the planet carrier 2 corresponding to the periphery of the second central hole 21; the side wall of the middle part of the planet carrier 2 is provided with a clearance hole 23 for avoiding the first planet wheel 33; an accommodating groove 24 for accommodating the second planet wheel 43 is formed in the inner wall of the right end of the planet carrier 2; the second central hole 21, the clearance hole 23 and the accommodating groove 24 are communicated with each other; the setting of second bulge loop 22 provides the assembly space with first transmission shaft 31, it is connected with first transmission shaft 31 to install the second bearing in this position department, and set up in planet carrier 2 and avoided empty hole 23 to be used for avoiding empty installation first planet wheel 33 and set up storage tank 24 in the right side position and be used for holding second planet wheel 43, the position of first planet wheel 33 and second planet wheel 43 is crisscross each other, this structural design has rationally utilized spatial layout, make overall structure compact, stability is high, and convenient assembling.
The bevel gear plate 1 is provided with a first mounting hole 15 for mounting a first mounting shaft 34 and a second mounting shaft 44; a second mounting hole 25 corresponding to the first mounting hole 15 is formed in the planet carrier 2; the first and second mounting shafts 34 and 44 are inserted into the first and second mounting holes 15 and 25.
The above description is not intended to limit the technical scope of the present invention, and any modification, equivalent change and modification of the above embodiments according to the technical spirit of the present invention are still within the technical scope of the present invention.

Claims (7)

1. The utility model provides a AGV parallel axis differential mechanism which characterized in that: comprises a bevel gear disc, a planet carrier, a left transmission assembly and a right transmission assembly; the center of the bevel gear plate is provided with a first central hole and the periphery of the bevel gear plate is provided with bevel gears; the planet carrier is fixed on the left side of the bevel gear disc; the planet carrier is provided with a second central hole which is coaxial with the first central hole; the left transmission assembly comprises a first transmission shaft, a first central wheel and a plurality of groups of first planet wheels; the first transmission shaft is arranged on the left side of the planet carrier, and the right end of the first transmission shaft extends into the second central hole; the first central wheel is fixed at the right end of the first transmission shaft; the first planet wheel is arranged on the planet carrier through a first mounting shaft and is meshed with the first central wheel; the right transmission assembly comprises a second transmission shaft, a second central wheel and a plurality of groups of second planet wheels; the second transmission shaft is arranged on the right side of the bevel gear plate, and the left end of the second transmission shaft penetrates through the first central hole and extends into the second central hole; the second central wheel is fixed at the left end of the second transmission shaft and is opposite to the first central wheel; the second planet wheel is arranged on the planet carrier through a second mounting shaft and is respectively meshed with the second central wheel and the first planet wheel; the first planet gear and the second planet gear are both straight-tooth gears; the right part of the first planet wheel is in meshing transmission with the left part of the second planet wheel.
2. An AGV parallel axis differential according to claim 1, wherein: the first planet wheel and the second planet wheel are located on the same circumferential radius relative to the second central hole.
3. An AGV parallel axis differential according to claim 1, wherein: the first planet wheel and the second planet wheel are provided with three groups.
4. An AGV parallel axis differential according to claim 1, wherein: a first convex ring is arranged at the right end of the bevel gear disc corresponding to the periphery of the first central hole; a first mounting groove is formed between the left end of the bevel gear disc and the corresponding bevel gear and the first central hole; the right end of the planet carrier is inserted into the first mounting groove and is locked and fixed on the bevel gear disc through screws.
5. An AGV parallel axis differential according to claim 4, wherein: a second convex ring is arranged at the left end of the planet carrier corresponding to the periphery of the second central hole; a clearance hole for avoiding the first planet gear is formed in the side wall of the middle part of the planet carrier; an accommodating groove for accommodating the second planet wheel is formed in the inner wall of the right end of the planet carrier; the second center hole, the clearance hole and the accommodating groove are communicated with each other.
6. An AGV parallel axis differential according to claim 5, wherein: the bevel gear plate is provided with a first mounting hole for mounting a first mounting shaft and a second mounting shaft; and a second mounting hole corresponding to the first mounting hole is formed in the planet carrier.
7. An AGV parallel axis differential according to claim 5, wherein: a first bearing is arranged in the first convex ring and connected with a second transmission shaft; and a second bearing connected with the first transmission shaft is arranged in the second convex ring.
CN202110324797.0A 2021-03-26 2021-03-26 AGV parallel axis differential mechanism Pending CN112815066A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110324797.0A CN112815066A (en) 2021-03-26 2021-03-26 AGV parallel axis differential mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110324797.0A CN112815066A (en) 2021-03-26 2021-03-26 AGV parallel axis differential mechanism

Publications (1)

Publication Number Publication Date
CN112815066A true CN112815066A (en) 2021-05-18

Family

ID=75863561

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110324797.0A Pending CN112815066A (en) 2021-03-26 2021-03-26 AGV parallel axis differential mechanism

Country Status (1)

Country Link
CN (1) CN112815066A (en)

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Address after: No. 5, Lingang Road, Wangniudun, Dongguan, Guangdong 523000

Applicant after: DONGGUAN ZHUOLAN AUTOMATION EQUIPMENT Co.,Ltd.

Address before: 523000 Room 203, building 2, No.1, Keji 5th Road, zhupingsha, Wangniudun Town, Dongguan City, Guangdong Province

Applicant before: DONGGUAN ZHUOLAN AUTOMATION EQUIPMENT Co.,Ltd.