CN115749499A - Automobile automatic driving mechanism with combined type shell - Google Patents

Automobile automatic driving mechanism with combined type shell Download PDF

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Publication number
CN115749499A
CN115749499A CN202211450553.8A CN202211450553A CN115749499A CN 115749499 A CN115749499 A CN 115749499A CN 202211450553 A CN202211450553 A CN 202211450553A CN 115749499 A CN115749499 A CN 115749499A
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CN
China
Prior art keywords
casing
housing
shell
driving mechanism
automatic driving
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Pending
Application number
CN202211450553.8A
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Chinese (zh)
Inventor
杨琪
沈宝良
杨峥
叶国强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Xintai Machinery Co Ltd
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Ningbo Xintai Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Ningbo Xintai Machinery Co Ltd filed Critical Ningbo Xintai Machinery Co Ltd
Priority to CN202211450553.8A priority Critical patent/CN115749499A/en
Publication of CN115749499A publication Critical patent/CN115749499A/en
Pending legal-status Critical Current

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Abstract

The invention belongs to the technical field of automobile door driving, and provides an automobile automatic driving mechanism with a combined type shell, which comprises a gear set, a screw rod component, a push rod, a motor output component and a shell, wherein the output end of the motor output component is connected with the gear set, one end of the screw rod component is connected with the gear set, one end of the push rod is connected to the screw rod component, the shell is formed by combining and splicing a first shell and a second shell, the motor output component and the gear set are installed in the first shell, and the screw rod component and the push rod are installed in the second shell. The invention has the advantages of realizing automatic opening and closing of the automobile door, simple structure, small volume, convenient installation, low running noise, and the structure of the combined shell, and separating the first shell with fixed length from the second shell with frequently changed length.

Description

Automobile automatic driving mechanism with combined type shell
Technical Field
The invention belongs to the technical field of automobile door driving, and relates to an automobile automatic driving mechanism with a combined shell.
Background
Along with the automatic and intelligent development of automobiles, the demand of an automatic door opening and closing mechanism of the automobiles is more and more large, the automobile using experience of users is greatly improved, and the convenience of the users is enhanced. The mechanism is high in practicability, automatic opening and closing of an automobile door are achieved, people can conveniently go out, in addition, due to different automobile types and different installation positions and space environments, an automatic door driving mechanism which is small in size and convenient for adjusting the length of the mechanism needs to be designed, at present, an electric automobile door mechanism also exists, a zipper/rack/hinge shaft/orthogonal worm gear type is mostly adopted, the total length of the mechanism is changed by changing the length of a rack or the length of a lead screw, but the defects that parts are multiple and the structure is complex, the occupied space is large and the like exist, for example, the mechanism is of a parallel structure in the invention patent (publication No. CN 113958223A), the size is small, the total length of the mechanism is inconvenient to change, the plastic shell of the mechanism is a whole, when the length of the shell is changed, a mold can only be newly opened, the manufacturing period is prolonged, and the mold and the development cost are increased.
Disclosure of Invention
The invention aims to solve the technical problem of the current situation of the prior art, and provides an automatic automobile driving mechanism with a combined shell.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides an automobile automatic drive mechanism with combination formula casing, is including gear train, lead screw subassembly, push rod, motor output subassembly and casing, motor output subassembly's output links to each other with the gear train, and the one end and the gear train of lead screw subassembly are connected, and the one end of push rod is connected on the lead screw subassembly, a serial communication port, the casing form by first casing and the combination concatenation of second casing, motor output subassembly and gear train install in first casing, lead screw subassembly and push rod install in the second casing.
In foretell car automatic actuating mechanism with combination formula casing, first casing be the L type, first casing include motor installation department and gear accommodation portion, motor output assembly install in motor installation department, the gear train is installed in the gear accommodation portion, installs the casing lid at the side of gear accommodation portion.
In the above automatic driving mechanism with a combined housing for an automobile, the second housing includes a housing portion, a hollow portion is provided inside the housing portion, the screw rod assembly is located inside the hollow portion, one end of the push rod extends into the hollow portion and is connected with the screw rod assembly, and the other end of the push rod extends out of the housing portion and is connected with the body support.
In foretell car automatic drive mechanism with combination formula casing, first casing on have combination platform portion, the second casing be located combination platform portion, seted up first locking hole on the left port side of second casing, seted up the second locking hole on the gear accommodating part, covered at the casing and seted up the third locking hole, fixing bolt passes third locking hole, second locking hole and first locking hole simultaneously and connects fixed casing lid, first casing and second casing.
In the above automatic driving mechanism with a combined housing for an automobile, the length of the first housing is a fixed length, and the length of the second housing is a variable length.
In the above automatic driving mechanism with a combined housing for an automobile, a first sealing ring is arranged at the connection and matching position of the gear accommodating part and the left port of the second housing.
In foretell car automatic drive mechanism with combination formula casing, the right port department of second casing be provided with the mount pad, the mount pad pass through fixing bolt and connect the right port at the second casing, the right port of second casing is equipped with the second sealing washer with the mount pad cooperation department of being connected.
In the above automatic automobile driving mechanism with the combined type shell, the mounting seat is provided with a thread matching part, the screw rod assembly comprises a screw rod nut and a screw rod, two ends of the screw rod are respectively connected between the gear set and the thread matching part, the screw rod nut is sleeved on the screw rod, and one end of the push rod is connected with the screw rod nut.
In the above automatic driving mechanism with combined housing for automobile, the motor output assembly is electrically connected with a wire harness connection wire.
Compared with the prior art, the automatic opening and closing mechanism has the advantages that the automatic opening and closing of the automobile door is realized, the structure is simple, the function is reliable, the size is small, the installation is convenient, the operation noise is low, the structure of the combined shell separates the first shell with fixed length from the second shell with frequently changed length, when the length of the mechanism needs to be changed according to different automobile types, and the length of the screw rod shell part is only changed, so that the automatic opening and closing mechanism is more convenient and rapid, the cost and the development period are more advantageous, the total length of the mechanism can be changed, and the cost is low, convenient and rapid.
Drawings
FIG. 1 is a schematic view of the structure of an automatic driving mechanism and a vehicle door of an automobile with a combined housing;
FIG. 2 is an exploded view of the automatic drive mechanism with a modular housing;
fig. 3 is a schematic diagram of the internal structure of the automatic driving mechanism of the automobile.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central," "lateral," "longitudinal," "front," "rear," "left," "right," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings, which are based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be construed as limiting the scope of the invention.
In the drawings, a vehicle door 100; an automatic drive mechanism 200 for an automobile; an ECU controller 300; a vehicle body bracket 400; a push rod 500; a gear set 600; a lead screw assembly 700; a feed screw nut 701; a lead screw 702; a motor output assembly 800; a motor 801; a speed reducer 802; a brake 803; a drive shaft 804; a housing 900; a first casing 901; a motor mounting portion 9011; a gear housing 9012; a combined platform part 9013; a second housing 902; a housing cover 903; a harness connection line 1000; a fixing bolt 1001; a first seal ring 1002; a second seal ring 1003; a mounting base 1004; a screw-fit member 1005.
As shown in fig. 1, the automatic driving mechanism 200 with a combined housing is mounted and fixed at the middle of the vehicle door 100 near the hinge side, that is, at the position of the original door stopper, in the electric operating mode, when the automatic driving mechanism 200 receives the door opening/closing signal from the ECU controller 300, the internal motor 801 starts to operate, the push rod 500 generates push/pull force through the internal power transmission of the driving mechanism, the driving mechanism is fixed at the vehicle door 100, the vehicle body bracket 400 is fixed at the vehicle body, and the push rod 500 extends and retracts to enable the vehicle door 100 to perform the electric opening/closing action.
As shown in fig. 3, specifically, the automatic driving mechanism 200 of the automobile includes a gear set 600, a screw assembly 700, a push rod 500, a motor output assembly 800 and a housing 900, an output end of the motor output assembly 800 is connected to the gear set 600, one end of the screw assembly 700 is connected to the gear set 600, one end of the push rod 500 is connected to the screw assembly 700, the motor output assembly 800 is electrically connected to a harness connection line 1000, the harness connection line 1000 is electrically connected to the ECU controller 300 for control, where the motor output assembly 800 includes a motor 801, a speed reducer 802, a brake 803 and a transmission shaft 804, and a spline is provided on the transmission shaft 804, so that the rotary power of the motor 801 is transmitted to the gear set 600, the speed reducer 802 and the brake 803 can realize speed reduction and braking effects, and the gear set 600 has three sets in this embodiment.
As shown in fig. 2, the biggest innovation of this patent is that the housing 900 is formed by combining and splicing a first housing 901 and a second housing 902, the motor output assembly 800 and the gear set 600 are installed in the first housing 901, and the lead screw assembly 700 and the push rod 500 are installed in the second housing 902, where the housings are made by an extrusion molding process and have variable lengths, where the length of the first housing 901 is a fixed length, and the length of the second housing 902 is a variable length, where the motor output assembly 800 is mainly placed in the first housing 901 with a fixed length, and the lead screw assembly 700 is placed in the second housing 902 with a variable length, so that when the length of the mechanism needs to be changed according to different vehicle models, the lead screw assemblies 700 with different lengths can be adapted by changing the length of only the second housing 902, which is more convenient and faster, and has more advantages in cost and development period. For convenient installation, the first casing 901 is L-shaped, the first casing 901 comprises a motor mounting part 9011 and a gear accommodating part 9012, the motor output assembly 800 is mounted in the motor mounting part 9011, the gear set 600 is mounted in the gear accommodating part 9012, a casing cover 903 is mounted on a side edge of the gear accommodating part 9012, the casing cover 903 can better protect the gear set 600, the second casing 902 comprises a casing part, a hollow part is arranged in the casing part, the screw rod assembly 700 is positioned in the hollow part, one end of the push rod 500 extends into the hollow part and is connected with the screw rod assembly 700, the other end of the push rod 500 extends out of the casing part and is connected with the vehicle body bracket 400, so that the screw rod assembly 700 can smoothly rotate, the first casing 901 is provided with a combined platform part 9013, the second casing 902 is positioned on the combined platform part 9013, a first locking hole is formed beside a left port of the second casing 902, and a second locking hole is formed in the gear accommodating part 9012, a third locking hole is formed in the casing cover 903, a fixing bolt 1001 simultaneously passes through the third locking hole, the second locking hole and the first locking hole and is connected with the fixed casing cover 903, the first casing 901 and the second casing 902, so that the fixed casing cover 903, the first casing 901 and the second casing 902 are assembled into a whole, in order to ensure the sealing performance of the joint between the casings, a first sealing ring 1002 is arranged at the joint matching position of the gear accommodating part 9012 and the left port of the second casing 902, an installation seat 1004 is arranged at the right port of the second casing 902, the installation seat 1004 is connected to the right port of the second casing 902 through the fixing bolt 1001, a second sealing ring 1003 is arranged at the joint matching position of the right port of the second casing 902 and the installation seat 1004, a thread matching component 1005 is arranged on the installation seat 1004, the screw rod assembly 700 comprises a nut 701 and a screw rod 702, the two ends of the screw 702 are respectively connected between the gear set 600 and the thread matching part 1005, the screw nut 701 is sleeved on the screw 702, one end of the push rod 500 is connected with the screw nut 701, thus the gear set 600 is driven to rotate when the motor works, and the gear set 600 drives the screw 702 to rotate so as to drive the push rod 500 to move, so that the vehicle door 100 is electrically opened/closed.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the described embodiments may be made by those skilled in the art without departing from the scope and spirit of the invention as defined by the accompanying claims.

Claims (9)

1. The utility model provides an automobile automatic drive mechanism with combination formula casing, is including gear train, lead screw subassembly, push rod, motor output subassembly and casing, motor output subassembly's output links to each other with the gear train, and the one end and the gear train of lead screw subassembly are connected, and the one end of push rod is connected on the lead screw subassembly, a serial communication port, the casing form by first casing and the combination concatenation of second casing, motor output subassembly and gear train install in first casing, lead screw subassembly and push rod install in the second casing.
2. The automatic driving mechanism with combined casing as claimed in claim 1, wherein the first casing is L-shaped and includes a motor mounting part and a gear accommodating part, the motor output assembly is mounted in the motor mounting part, the gear set is mounted in the gear accommodating part, and a casing cover is mounted on a side of the gear accommodating part.
3. The automatic driving mechanism with combined casing as claimed in claim 2, wherein the second casing includes a casing with a hollow part inside, the screw rod assembly is located inside the hollow part, one end of the push rod extends into the hollow part and is connected with the screw rod assembly, and the other end of the push rod extends out of the casing and is connected with the body support.
4. The automatic driving mechanism with a combined type housing as claimed in claim 3, wherein the first housing has a combined platform portion, the second housing is located on the combined platform portion, a first locking hole is formed beside a left port of the second housing, a second locking hole is formed in the gear accommodating portion, a third locking hole is formed in the housing cover, and the fixing bolt passes through the third locking hole, the second locking hole and the first locking hole and is connected to the fixed housing cover, the first housing and the second housing.
5. The automatic driving mechanism with a combined housing for automobile of claim 1, wherein the length of the first housing is a fixed length, and the length of the second housing is a variable length.
6. The automatic driving mechanism with a combined type shell of claim 4, wherein a first sealing ring is arranged at the joint of the gear accommodating part and the left port of the second shell.
7. The automatic driving mechanism with a combined type shell of claim 6, wherein a mounting seat is arranged at the right port of the second shell, the mounting seat is connected to the right port of the second shell through a fixing bolt, and a second sealing ring is arranged at the joint of the right port of the second shell and the mounting seat.
8. The automatic driving mechanism with combined casing of claim 7, wherein the mounting seat has a screw fitting part, the screw assembly includes a screw nut and a screw rod, two ends of the screw rod are respectively connected between the gear set and the screw fitting part, the screw nut is sleeved on the screw rod, and one end of the push rod is connected with the screw nut.
9. The automatic driving mechanism with combined casing as claimed in claim 1, wherein the motor output assembly is electrically connected to the wire harness connecting wire.
CN202211450553.8A 2022-11-18 2022-11-18 Automobile automatic driving mechanism with combined type shell Pending CN115749499A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211450553.8A CN115749499A (en) 2022-11-18 2022-11-18 Automobile automatic driving mechanism with combined type shell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211450553.8A CN115749499A (en) 2022-11-18 2022-11-18 Automobile automatic driving mechanism with combined type shell

Publications (1)

Publication Number Publication Date
CN115749499A true CN115749499A (en) 2023-03-07

Family

ID=85333020

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211450553.8A Pending CN115749499A (en) 2022-11-18 2022-11-18 Automobile automatic driving mechanism with combined type shell

Country Status (1)

Country Link
CN (1) CN115749499A (en)

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