CN115139767A - Automobile sliding door driving system and automobile sliding door - Google Patents

Automobile sliding door driving system and automobile sliding door Download PDF

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Publication number
CN115139767A
CN115139767A CN202210945093.XA CN202210945093A CN115139767A CN 115139767 A CN115139767 A CN 115139767A CN 202210945093 A CN202210945093 A CN 202210945093A CN 115139767 A CN115139767 A CN 115139767A
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CN
China
Prior art keywords
translation
sliding
rotation
vehicle
driving mechanism
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202210945093.XA
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Chinese (zh)
Inventor
甘维伟
赵云聪
周利民
邢桃艳
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.)
Zhejiang Geely Holding Group Co Ltd
Geely Automobile Research Institute Ningbo Co Ltd
Original Assignee
Zhejiang Geely Holding Group Co Ltd
Geely Automobile Research Institute Ningbo 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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Application filed by Zhejiang Geely Holding Group Co Ltd, Geely Automobile Research Institute Ningbo Co Ltd filed Critical Zhejiang Geely Holding Group Co Ltd
Priority to CN202210945093.XA priority Critical patent/CN115139767A/en
Publication of CN115139767A publication Critical patent/CN115139767A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60JWINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J5/00Doors
    • B60J5/04Doors arranged at the vehicle sides
    • B60J5/06Doors arranged at the vehicle sides slidable; foldable

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power-Operated Mechanisms For Wings (AREA)

Abstract

The invention provides an automobile sliding door driving system and an automobile sliding door, wherein the automobile sliding door driving system comprises a first rotation-to-translation driving mechanism, a second rotation-to-translation driving mechanism and a connecting mechanism, the first rotation-to-translation driving mechanism is used for being installed on a vehicle bottom plate, the second rotation-to-translation driving mechanism is used for being installed on a vehicle door body, the first rotation-to-translation driving mechanism is connected with the second rotation-to-translation driving mechanism through the connecting mechanism, and a first translation direction of the first rotation-to-translation driving mechanism and a second translation direction of the second rotation-to-translation driving mechanism are arranged at a preset included angle. By adopting the automobile sliding door driving system, the first rotation-to-translation driving mechanism fixed on the bottom plate of the automobile is connected with the second rotation-to-translation driving mechanism fixed on the door body of the automobile through the connecting mechanism, so that guide rails are not arranged on the upper part and the middle part of the automobile, the manufacturing and matching difficulty is reduced, the door opening is smoother, and the cost is low.

Description

Automobile sliding door driving system and automobile sliding door
Technical Field
The invention relates to the technical field of automobiles, in particular to an automobile sliding door driving system and an automobile sliding door.
Background
The automobile is an indispensable vehicle for daily life, and the automobile door body is a necessary place for a driver to get in and out of the automobile. For example, in a traditional MPV vehicle, an upper guide rail, a middle guide rail and a lower guide rail are generally arranged on a vehicle body, an upper hinge, a middle hinge and a lower hinge are correspondingly arranged on a vehicle door body, the hinges respectively move in the corresponding guide rails to open and close the vehicle door body, the matching difficulty of the hinges and the guide rails is high, the door is opened unsmoothly, and the manufacturing difficulty and cost of the vehicle door body are increased.
Disclosure of Invention
The invention aims to provide an automobile sliding door driving system to solve the technical problem that the existing automobile sliding door needs to be opened and closed through matching of a plurality of hinges and guide rails, and is difficult to realize.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the first rotation-to-translation driving mechanism is used for being installed on a vehicle bottom plate, the second rotation-to-translation driving mechanism is used for being installed on a vehicle door body, the first rotation-to-translation driving mechanism is connected with the second rotation-to-translation driving mechanism through the connecting mechanism, and a first translation direction of the first rotation-to-translation driving mechanism and a second translation direction of the second rotation-to-translation driving mechanism are arranged at a preset included angle.
Optionally, the second direction of translation is for being parallel to a direction of vehicle travel, the first direction of translation being relatively perpendicular to the second direction of translation.
Optionally, the first rotation-to-translation driving mechanism includes a first lead screw transmission mechanism, the first lead screw transmission mechanism includes a first motor, a first lead screw, a first slider and a first chute, the first chute is used for being fixed on the vehicle floor, the first motor is in driving connection with the first lead screw, and the first slider is in driving connection with the first lead screw so as to move along the first translation direction relative to the first chute.
Optionally, two sides of the first sliding groove are provided with first dovetail grooves, one side of the first sliding block, which is close to the first sliding groove, is provided with a first dovetail rod, and the first dovetail rod is matched with the first dovetail grooves in shape.
Optionally, a first support limiting block is arranged in the first sliding groove, the first support limiting block is located on two sides between the first dovetail grooves, and the first lead screw is rotatably connected with the first support limiting block.
Optionally, the second rotation and translation flattening driving mechanism includes a second lead screw transmission mechanism, the second lead screw transmission mechanism includes a second motor, a second lead screw, a second slider and a second chute, the second chute is used for being fixed on the vehicle door body, the second motor is in driving connection with the second lead screw, and the second slider is in driving connection with the second lead screw to move along the second translation direction relative to the second chute.
Optionally, the second slider is vertically connected with the first slider to form the connecting mechanism.
Optionally, two sides of the second sliding groove are provided with second dovetail rods, one side of the second sliding block, which is close to the second sliding groove, is provided with a second dovetail groove, and the second dovetail rods are matched with the second dovetail grooves in shape.
Optionally, be equipped with the second in the second spout and support the stopper, the second supports the stopper and is located both sides between the second forked tail pole, the second lead screw with the second supports the stopper and rotates to be connected.
According to the automobile sliding door driving system, a first rotation-to-translation driving mechanism fixed on a bottom plate of an automobile is connected with a second rotation-to-translation driving mechanism fixed on a door body of the automobile through a connecting mechanism; the first rotation-to-translation driving mechanism can drive the connecting mechanism, the second rotation-to-translation driving mechanism and the vehicle door body to move together along a first translation direction so as to push the vehicle door body to the outside of the vehicle (in the vehicle width direction), and the second rotation-to-translation driving mechanism can drive the vehicle door body to move along a second translation direction so as to realize the movement of the vehicle door body along the length direction or the advancing direction of the vehicle, so that the opening and closing of the automobile sliding door are realized; the first rotation-to-translation driving mechanism drives the vehicle door body to move in the first translation direction, and the second rotation-to-translation driving mechanism drives the vehicle door body to move in the second translation direction, wherein the first translation direction and the second translation direction can be simultaneously carried out or separately controlled, and the final movement of the vehicle door body is a composite movement of the two directions; according to the invention, the first rotation-to-translation driving mechanism fixed on the vehicle bottom plate is connected with the second rotation-to-translation driving mechanism fixed on the vehicle door body through the connecting mechanism, only the first rotation-to-translation driving mechanism is required to be installed on the vehicle bottom plate, the guide rails are omitted from being installed on the upper part and the middle part of the vehicle, the manufacturing and matching difficulty is reduced, the door opening is smoother, and the cost is low.
Another object of the present invention is to provide a sliding door for a vehicle, including the sliding door driving system for a vehicle. Compared with the prior art, the automobile sliding door has the same advantages as the automobile sliding door driving system, and the description is omitted.
Drawings
FIG. 1 is a schematic perspective view of a sliding door driving system of an automobile according to an embodiment of the present invention;
FIG. 2 is a schematic view of a portion of the structure of FIG. 1;
FIG. 3 is a schematic structural diagram of another view of the sliding door driving system of the vehicle according to the embodiment of the present invention;
FIG. 4 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 3;
fig. 5 is a schematic structural view of the sliding door of the vehicle according to the embodiment of the present invention.
Description of the reference numerals:
1. a first rotation-to-translation drive mechanism; 11. a first motor; 12. a first lead screw; 13. a first slider; 131. a first dovetail bar; 14. a first chute; 141. a first dovetail groove; 142. a first support limiting block; 2. a second rotary flat displacement drive mechanism; 21. a second motor; 22. a second lead screw; 23. a second slider; 231. a second dovetail groove; 24. a second chute; 241. a second dovetail bar; 242. a second support stopper; 3. a connecting mechanism; 4. a vehicle door body.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "coupled" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, in the description of the present invention, it should be noted that terms such as "upper", "lower", "front", "rear", and the like in the embodiments indicate orientation words, which are used for simplifying the description of the positional relationship based on the drawings of the specification, and do not represent that elements, devices, and the like which are referred to must operate according to the operation, method, and configuration which are specified and defined in the specification, and such orientation terms do not constitute a limitation of the present invention.
Herein, a coordinate system XYZ is established in which a forward direction of the X axis represents a forward direction, a reverse direction of the X axis represents a backward direction, a forward direction of the Y axis represents a left direction, a reverse direction of the Y axis represents a right direction, a forward direction of the Z axis represents an upward direction, and a reverse direction of the Z axis represents a downward direction.
As shown in fig. 1-2, an automobile sliding door driving system according to an embodiment of the present invention includes a first rotation-to-translation driving mechanism 1, a second rotation-to-translation driving mechanism 2, and a connecting mechanism 3, where the first rotation-to-translation driving mechanism 1 is configured to be mounted on a vehicle floor, the second rotation-to-translation driving mechanism 2 is configured to be mounted on a vehicle door body, the first rotation-to-translation driving mechanism 1 is connected to the second rotation-to-translation driving mechanism 2 through the connecting mechanism 3, and a first translation direction of the first rotation-to-translation driving mechanism 1 and a second translation direction of the second rotation-to-translation driving mechanism 2 are set at a preset included angle.
In the embodiment, the first rotation-to-translation driving mechanism 1 can drive the connecting mechanism 3, the second rotation-to-translation driving mechanism 2 and the vehicle door body 4 to move together along the first translation direction so as to push the vehicle door body 4 out of the vehicle (in the vehicle width direction), and the second rotation-to-translation driving mechanism 2 can drive the vehicle door body 4 to move along the second translation direction so as to move the vehicle door body 4 along the vehicle length direction or the traveling direction, so that the vehicle sliding door can be opened and closed; the first rotation-to-translation driving mechanism 1 drives the vehicle door body 4 to move in the first translation direction, and the second rotation-to-translation driving mechanism 2 drives the vehicle door body to move in the second translation direction, wherein the first translation direction and the second translation direction can be simultaneously or separately controlled, and the final movement of the vehicle door body is a composite movement of the two directions.
The first rotation-to-translation driving mechanism 1 fixed on the vehicle bottom plate is connected with the second rotation-to-translation driving mechanism 2 fixed on the vehicle door body 4 through the connecting mechanism, only the first rotation-to-translation driving mechanism 1 needs to be installed on the vehicle bottom plate, guide rails are omitted in the upper portion and the middle portion of a vehicle, manufacturing and matching difficulty is reduced, the door is opened more smoothly, and cost is low.
When the first rotation-translation driving mechanism 1 is controlled to operate and then the second rotation-translation driving mechanism 2 is controlled to operate, the opening and closing motion of the vehicle door body 4 can be decomposed into linear motion in two directions. The opening and closing speed of the vehicle door body 4 is determined by the driving speeds of the two rotationally-movable flat drive mechanisms.
The second translational direction may be substantially along the vehicle body longitudinal direction (front-rear direction), and the first translational direction may be substantially along the vehicle body width direction (left-right direction). The translation here refers to a linear motion.
Alternatively, as shown in fig. 5, the second direction of translation is used parallel to the direction of vehicle travel, and the first direction of translation is relatively perpendicular to the second direction of translation.
In this embodiment, the first translation direction is along the direction indicated by the Y-axis, and the second translation direction is along the direction indicated by the X-axis. The first rotation-translation driving mechanism 1 drives the vehicle door body 4 and the connecting mechanism 3 to move together along the direction shown by the Y axis, taking the opening and closing of the left vehicle door body as an example, when the door is opened, the left vehicle door body is pushed to the left side of the vehicle, and when the door is closed, the left vehicle door body is pushed to the right side of the vehicle. The second rotary flat displacement drive mechanism 2 drives the vehicle door body 4 to move relative to the vehicle in the direction indicated by the X-axis, taking the opening and closing of the left vehicle door body as an example, when the door is opened, the left vehicle door body is pushed forward or backward to be away from the doorway, and when the door is closed, the left vehicle door body is pushed backward or forward to be close to the doorway.
The arc motion of the existing sliding vehicle door body is converted into the linear motion in two directions which are mutually at right angles, the motion form is simpler, and the control is more convenient.
Optionally, as shown in fig. 1-2 and 4, the first rotation-translation driving mechanism 1 includes a first lead screw transmission mechanism, the first lead screw transmission mechanism includes a first motor 11, a first lead screw 12, a first sliding block 13 and a first sliding chute 14, the first sliding chute 14 is used for being fixed on the vehicle floor, the first motor 11 is in driving connection with the first lead screw 12, and the first sliding block 13 is in driving connection with the first lead screw 12 to move along the first translation direction relative to the first sliding chute 14.
In this embodiment, the housing of the first motor 11 and the first sliding chute 14 are both fixed on the vehicle floor, the output end of the first motor 11 provides power for driving the first lead screw 12 to rotate, the first motor 11 drives the first lead screw 12 to rotate around the Y axis, at this time, the first slider 13 generates a tendency of rotating around the Y axis and moving along the Y axis direction, and because the first slider 13 is in sliding fit with the first sliding chute 14, the rotation of the first slider around the Y axis is limited, so that in the driving process of the first lead screw 12, the first slider 13 only moves along the Y axis direction, and the connecting mechanism 3, the second rotation and displacement driving mechanism 2, and the vehicle door 4 are driven to move along the Y axis direction together. Thereby converting the rotation of the motor and the lead screw into the translation of the slide block.
The driving motor provides a rotating driving force, the realization mode is simple, and the rotating speed of the driving motor is adjusted to control the speed of opening and closing the vehicle door body 4.
It should be noted that the first lead screw transmission mechanism may be replaced by a first worm gear transmission mechanism. The first worm and gear transmission mechanism comprises a third motor, a first worm gear and a third sliding chute, the third motor and the third sliding chute are fixed on a vehicle bottom plate, the third motor is in driving connection with the first worm, the first worm is meshed with the first worm gear, the upper end face of the first worm gear is connected with the connecting mechanism 3, the lower end face of the first worm gear extends towards the vehicle bottom plate to form a sliding bulge, and the sliding bulge is in sliding connection with the third sliding chute fixed at the bottom of the vehicle.
Optionally, as shown in fig. 2 and 4, first dovetail grooves 141 are provided on two sides of the first sliding chute 14, a first dovetail rod 131 is provided on one side of the first sliding block 13 close to the first sliding chute 14, and the first dovetail rod 131 is adapted to the first dovetail grooves 141 in shape.
In this embodiment, the first dovetail grooves 141 may be arranged in a plurality of rows at intervals along the longitudinal direction of the vehicle, for example, two rows are provided, and the first dovetail grooves 141 in each row may have an integral strip-shaped structure or may be formed in a plurality of sections arranged at intervals. The first lead screw 12 is located between the first dovetail grooves 141 on both sides, and the cross section of the first dovetail rod 131 is dovetail-shaped. The two first dovetail rods 131 are respectively connected with the corresponding first dovetail grooves 141 in a sliding manner, and the stability of the movement of the vehicle door body 4 along the direction (the left and right direction of the vehicle) shown by the Y axis is further improved by the matching sliding of the plurality of sets of sliding rod sliding grooves.
Here, the first dovetail bar 131 may be integrally formed with the first slider 13 or detachably coupled thereto. The first dovetail groove 141 may be integrally formed with the first sliding groove 14 or detachably connected thereto.
The first sliding block 13 slides relative to the first sliding groove 14 by matching the dovetail groove with the dovetail rod, and the stability of the sliding of the vehicle door body 4 can be further improved and the first sliding block 13 is prevented from separating from the first sliding groove 14 because the groove bottom of the dovetail groove is wide and the notch is narrow.
Optionally, as shown in fig. 2 and 4, a first support limiting block 142 is disposed in the first sliding groove 14, the first support limiting block 142 is located between the first dovetail grooves 141 on two sides, and the first lead screw 12 is rotatably connected to the first support limiting block 142.
In this embodiment, two first support limiting blocks 142 may be provided, the first lead screw 12 may rotate relative to the first support limiting blocks 142, two ends of the first lead screw 12 are connected to the first sliding groove 14 through the first support limiting blocks 142, and the two points are fixed, so as to prevent the first lead screw 12 from shaking during the rotation process.
A first threaded hole is formed between the two first dovetail rods 131 on the first sliding block 13, the first lead screw 12 penetrates through the first threaded hole and rotates relative to the first sliding block 13, the first sliding block 13 drives the vehicle door body 4 to move left and right on the premise that the first dovetail rods 131 on the two sides and the first dovetail grooves 141 are in sliding fit, and the stroke of the vehicle door body 4 moving left and right is determined by the distance between the two first supporting and limiting blocks 142.
Alternatively, as shown in fig. 1 to 3, the second rotational-displacement driving mechanism 2 includes a second lead screw transmission mechanism, the second lead screw transmission mechanism includes a second motor 21, a second lead screw 22, a second sliding block 23 and a second sliding chute 24, the second sliding chute 24 is used for being fixed on the vehicle door body 4, the second motor 21 is in driving connection with the second lead screw 22, and the second sliding block 23 is in driving connection with the second lead screw 22 to move in the second displacement direction relative to the second sliding chute 24.
In this embodiment, the housing of the second motor 21 and the second chute 24 are both fixed on the inner side of the vehicle door 4, the output end of the second motor 21 provides power for driving the second lead screw 22 to rotate, the second motor 21 drives the second lead screw 22 to rotate around the X axis, at this time, the second slider 23 generates a tendency of rotating around the X axis and moving along the X axis direction, because the first slider 13 is in sliding fit with the first chute 14, the rotation of the second slider 23 around the X axis is limited, so that in the driving process of the second lead screw 22, the second slider 23 linearly moves along the X axis direction relative to the second chute 24, and because the second slider 23, the connecting mechanism 3 and the first rotation translation driving mechanism 1 do not move relative to the vehicle body, the second chute 24 drives the vehicle door 4 to linearly move along the X axis direction.
The second screw drive mechanism can also be replaced by a second turbine worm drive mechanism, and the specific connection mode can refer to the first turbine worm drive mechanism, and the description is not repeated.
Alternatively, as shown in fig. 1, the second slider 23 is vertically connected to the first slider 13 to constitute the connecting mechanism 3.
In this embodiment, the first slider 13 and the second slider 23 may be flat plate structures, and are vertically and fixedly connected to form an L-shaped or inverted T-shaped structure. A second threaded hole is formed in the left side surface of the second sliding block 23, so that the second lead screw 22 can pass through the second threaded hole, and the axis of the second threaded hole is along the direction shown by the X axis; the lower surface of the first sliding block 13 is provided with a first threaded hole for the first lead screw 12 to pass through, and the axis of the first threaded hole is along the direction shown by the Y axis.
In some embodiments, an integrally formed coupling mechanism 3 may be used to couple the first rotationally-to-translationally driving mechanism 1 with the second rotationally-to-translationally driving mechanism 2. The first slider 13 is fixedly connected to the second slider 23 using, for example, an L-shaped connecting plate.
Optionally, as shown in fig. 2, second dovetail bars 241 are disposed on two sides of the second sliding chute 24, a second dovetail groove 231 is disposed on one side of the second sliding block 23 close to the second sliding chute 24, and the second dovetail bars 241 are matched with the second dovetail groove 231 in shape.
In this embodiment, a plurality of second dovetail bars 241 may be arranged at intervals along the height direction of the vehicle door body, and a plurality of second dovetail grooves 231 are correspondingly arranged along the height direction of the second slider 23, for example, two second dovetail grooves are arranged, and each second dovetail groove 231 may be an integral strip-shaped structure or may be formed by a plurality of sections arranged at intervals. The second lead screw 22 is located between the second dovetail bars 241 at two sides, and the cross section of the second dovetail bar 241 is dovetail-shaped. The two second dovetail bars 241 are respectively connected with the corresponding second dovetail grooves 231 in a sliding manner, and the stability of the movement of the vehicle door body 4 along the direction (the vehicle front-rear direction) indicated by the X axis is further improved by the matching sliding of the plurality of sets of sliding bar sliding grooves.
Here, the second dovetail bar 241 may be integrally formed with the second sliding groove 24 or detachably coupled thereto. The second dovetail groove 231 may be integrally formed with the second slider 23 or detachably coupled thereto.
The sliding of the second slider 23 relative to the second sliding groove 24 is realized by the cooperation of the dovetail groove and the dovetail rod, and the stability of the vehicle door body 4 in sliding can be further improved because the groove bottom of the dovetail groove is wide and the notch is narrow, thereby preventing the second dovetail rod 241 from being separated from the second dovetail groove 231.
Optionally, as shown in fig. 2 to 3, a second supporting limiting block 242 is disposed in the second sliding groove 24, the second supporting limiting block 242 is located between the second dovetail rods 241 on two sides, and the second lead screw 22 is rotatably connected to the second supporting limiting block 242.
In this embodiment, the second support stopper 242 is disposed in a similar manner to the first support stopper 142, and a description thereof will not be repeated.
As shown in fig. 5, another embodiment of the present invention provides an automotive sliding door, which includes a vehicle door body 4 and the automotive sliding door driving system, wherein a first rotation-to-translation driving mechanism 1 of the automotive sliding door driving system is connected with a vehicle floor, and a second rotation-to-translation driving mechanism 2 of the automotive sliding door driving system is connected with the vehicle door body 4.
In this embodiment, two doors are respectively disposed on the left side and the right side of the automobile, namely a left front vehicle door body, a left rear vehicle door body, a right front vehicle door body and a right rear vehicle door body. At least one of the left front vehicle door body, the left rear vehicle door body, the right front vehicle door body and the right rear vehicle door body is connected with the automobile sliding door driving system. For example, the automobile sliding door driving system can drive the corresponding front automobile door body to move towards the outer side of the automobile body firstly and then move towards the front of the automobile body; or the automobile sliding door driving system can drive the corresponding rear automobile door body to move towards the outer side of the automobile body firstly and then move towards the rear of the automobile body.
Compared with the prior art, the automobile sliding door has the same advantages as the automobile sliding door driving system, and the description is not repeated.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the disclosure, and these changes and modifications are intended to fall within the scope of the invention.

Claims (10)

1. The automobile sliding door driving system is characterized by comprising a first rotation-to-translation driving mechanism (1), a second rotation-to-translation driving mechanism (2) and a connecting mechanism (3), wherein the first rotation-to-translation driving mechanism (1) is used for being installed on a vehicle bottom plate, the second rotation-to-translation driving mechanism (2) is used for being installed on a vehicle door body (4), the first rotation-to-translation driving mechanism (1) is connected with the second rotation-to-translation driving mechanism (2) through the connecting mechanism (3), and a first translation direction of the first rotation-to-translation driving mechanism (1) and a second translation direction of the second rotation-to-translation driving mechanism (2) are arranged at a preset included angle.
2. The vehicle sliding door drive system according to claim 1, wherein the second direction of translation is configured to be parallel to a direction of vehicle travel, and the first direction of translation is relatively perpendicular to the second direction of translation.
3. The vehicle sliding door drive system according to claim 1, wherein the first rotation-translation drive mechanism (1) comprises a first lead screw drive mechanism, the first lead screw drive mechanism comprises a first motor (11), a first lead screw (12), a first slider (13) and a first sliding chute (14), the first sliding chute (14) is used for being fixed on the vehicle floor, the first motor (11) is in driving connection with the first lead screw (12), and the first slider (13) is in driving connection with the first lead screw (12) to move along the first translation direction relative to the first sliding chute (14).
4. The automobile sliding door driving system according to claim 3, wherein first dovetail grooves (141) are formed on two sides of the first sliding chute (14), a first dovetail rod (131) is arranged on one side, close to the first sliding chute (14), of the first sliding block (13), and the first dovetail rod (131) is matched with the first dovetail grooves (141) in shape.
5. The automobile sliding door driving system according to claim 4, wherein a first supporting limiting block (142) is arranged in the first sliding groove (14), the first supporting limiting block (142) is located between the first dovetail grooves (141) on two sides, and the first lead screw (12) is rotatably connected with the first supporting limiting block (142).
6. The vehicle sliding door driving system according to claim 3, wherein the second rotary translational driving mechanism (2) comprises a second screw transmission mechanism, the second screw transmission mechanism comprises a second motor (21), a second screw (22), a second sliding block (23) and a second sliding chute (24), the second sliding chute (24) is used for being fixed on the vehicle door body (4), the second motor (21) is in driving connection with the second screw (22), and the second sliding block (23) is in driving connection with the second screw (22) so as to move along the second translational direction relative to the second sliding chute (24).
7. The vehicle sliding door drive system according to claim 6, characterized in that the second slide (23) is connected perpendicularly to the first slide (13) to form the connecting mechanism (3).
8. The automobile sliding door driving system according to claim 6, wherein a second dovetail bar (241) is arranged on two sides of the second sliding chute (24), a second dovetail groove (231) is arranged on one side of the second sliding block (23) close to the second sliding chute (24), and the second dovetail bar (241) is matched with the second dovetail groove (231) in shape.
9. The vehicle sliding door driving system according to claim 8, wherein a second supporting and limiting block (242) is arranged in the second sliding groove (24), the second supporting and limiting block (242) is located between the second dovetail rods (241) at two sides, and the second lead screw (22) is rotatably connected with the second supporting and limiting block (242).
10. A sliding door for a vehicle, comprising the vehicle sliding door drive system according to any one of claims 1 to 9.
CN202210945093.XA 2022-08-08 2022-08-08 Automobile sliding door driving system and automobile sliding door Pending CN115139767A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210945093.XA CN115139767A (en) 2022-08-08 2022-08-08 Automobile sliding door driving system and automobile sliding door

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210945093.XA CN115139767A (en) 2022-08-08 2022-08-08 Automobile sliding door driving system and automobile sliding door

Publications (1)

Publication Number Publication Date
CN115139767A true CN115139767A (en) 2022-10-04

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ID=83415050

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210945093.XA Pending CN115139767A (en) 2022-08-08 2022-08-08 Automobile sliding door driving system and automobile sliding door

Country Status (1)

Country Link
CN (1) CN115139767A (en)

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