Control device and associated production method

文档序号:1652025 发布日期:2019-12-24 浏览:18次 中文

阅读说明:本技术 控制设备及相关生产方法 (Control device and associated production method ) 是由 尤金·马卡洛夫 大卫·莫奇科 埃德加·萨尔费尔德 弗洛里安·韦策尔 于 2018-05-09 设计创作,主要内容包括:本发明涉及一种用于对构件进行机械致动的控制设备(1),包括:电动机(3),其具有定子和转子(7),该转子具有驱动轴(8);输出轴(4),其用于耦接到构件;以及传动装置(5),其将驱动轴(8)以传动的方式连接到输出轴(4)并且具有蜗杆传动机构(15),该蜗杆传动机构具有蜗杆(16)和蜗轮(17),驱动轴(8)所能够绕着旋转的驱动轴线(9)垂直于输出轴(4)所能够绕着旋转的输出轴线(14)。如果蜗杆(16)不可旋转地布置在驱动轴(8)上并且与蜗轮(17)啮合,蜗轮(17)可旋转地布置在输出轴(4)上并且不可旋转地连接到第一齿轮(18),第一齿轮(18)可旋转地布置在输出轴(4)上并与第二齿轮(19)啮合,第二齿轮(19)能够绕平行于输出轴线(14)延伸的中间轴线(20)旋转,并且不可旋转地连接到第三齿轮(22),第三齿轮(22)能够绕中间轴线(20)旋转并与第四齿轮(23)啮合,并且第四齿轮(23)不可旋转地布置在输出轴(4)上,则实现在紧凑的设计下的高效率。(The invention relates to a control device (1) for mechanically actuating a component, comprising: an electric motor (3) having a stator and a rotor (7) having a drive shaft (8); an output shaft (4) for coupling to a member; and a transmission (5) which connects the drive shaft (8) to the output shaft (4) in a driving manner and has a worm gear (15) which has a worm (16) and a worm wheel (17), a drive axis (9) about which the drive shaft (8) can rotate being perpendicular to an output axis (14) about which the output shaft (4) can rotate. High efficiency with a compact design is achieved if the worm (16) is arranged non-rotatably on the drive shaft (8) and meshes with the worm wheel (17), the worm wheel (17) is arranged rotatably on the output shaft (4) and is connected non-rotatably to a first gear wheel (18), the first gear wheel (18) is arranged rotatably on the output shaft (4) and meshes with a second gear wheel (19), the second gear wheel (19) is rotatable about an intermediate axis (20) extending parallel to the output axis (14) and is connected non-rotatably to a third gear wheel (22), the third gear wheel (22) is rotatable about the intermediate axis (20) and meshes with a fourth gear wheel (23), and the fourth gear wheel (23) is arranged non-rotatably on the output shaft (4).)

1. A control device for mechanical actuation of a component has

-an electric motor (3) comprising a stator (6) and a rotor (7) having a drive shaft (8),

an output shaft (4) for directly or indirectly actuating the member,

-a transmission (5) which drivingly connects the drive shaft (8) to the output shaft (4) and which comprises a worm drive (15) comprising a worm (16) and a worm wheel (17),

-wherein a drive axis (9) about which the drive shaft (8) is rotatable extends obliquely to an output axis (14) about which the output shaft (4) is rotatable,

it is characterized in that the preparation method is characterized in that,

-the worm (16) is arranged non-rotatably with respect to the drive shaft (8) and meshes with a worm wheel (17),

-the worm gear (17) is rotatably arranged on the output shaft (4) and non-rotatably connected to a first gear wheel (18),

-said first gear wheel (18) is rotatably arranged on the output shaft (4) and meshes with a second gear wheel (19),

-the second gear wheel (19) is rotatable about an intermediate axis (20) extending parallel to the output axis (14) and is non-rotatably connected to a third gear wheel (22),

-the third gear wheel (22) is rotatable about an intermediate axis (20) and meshes with a fourth gear wheel (23),

-said fourth gear wheel (23) is non-rotatably arranged on the output shaft (4).

2. The control device according to claim 1, wherein,

characterized in that the worm (16) is geometrically arranged between the output shaft (4) and an intermediate shaft (21) which extends coaxially with the intermediate axis (20) and on which the second gear wheel (19) and the third gear wheel (22) are arranged.

3. The control device according to claim 1 or 2,

characterized in that the worm (16) is geometrically arranged between the second gear (19) and the fourth gear (23).

4. The control apparatus according to any one of claims 1 to 3,

characterized in that the worm (16) is geometrically arranged between the second gear (19) and the fourth gear (23) when viewed parallel to the output axis (14) and is geometrically arranged between the output axis (14) and the intermediate axis (20) when viewed transversely to the output axis (14).

5. The control device according to any one of claims 1 to 4,

characterized in that the drive axis (9) is geometrically arranged centrally between the output axis (14) and the intermediate axis (20).

6. The control apparatus according to any one of claims 1 to 5,

characterized in that there is an intermediate shaft (21) extending coaxially with the intermediate axis (20), which intermediate shaft is non-rotatably arranged and on which the second gear wheel (19) and the third gear wheel (22) are rotatably arranged.

7. The control apparatus according to any one of claims 1 to 5,

characterized in that there is an intermediate shaft (21) extending coaxially with the intermediate axis (20), which intermediate shaft is arranged to be rotatable about the intermediate axis (20), and in that the second gear wheel (19) and the third gear wheel (22) are arranged non-rotatably on the intermediate shaft.

8. The control apparatus according to any one of claims 1 to 7,

characterized in that the worm wheel (17) and the first gear (18) are formed by a first transmission gear (25) on which two gear portions (25a, 25b) are integrally formed, having different diameters and/or numbers of teeth, and forming the worm wheel (17) and the first gear (18).

9. The control device according to claim 8, wherein,

characterized in that the first transmission gear (25) is rotatably arranged on the output shaft (4).

10. The control apparatus according to any one of claims 1 to 9,

characterized in that the second gear (19) and the third gear (22) are formed by a second transmission gear (26) on which two gear portions (26a, 26b) are integrally formed, having different diameters and/or numbers of teeth, and forming the second gear (19) and the third gear (22).

11. The control device according to claim 10, wherein,

characterized in that the second transmission gear (26) is rotatably arranged on an intermediate shaft (21) extending coaxially with the intermediate axis (20).

12. The control apparatus according to any one of claims 1 to 11,

it is characterized in that the preparation method is characterized in that,

-the first gear (18) and the third gear (22) have the same module, and/or

-said second gear (19) and fourth gear (23) have the same module.

13. The control device according to claim 12, wherein,

it is characterized in that the preparation method is characterized in that,

-the first gear (18) and the third gear (22) have the same number of teeth, and/or

-said second gear (19) and fourth gear (23) have the same number of teeth.

14. The control device according to any one of the preceding claims,

characterized in that the first gear (18), the second gear (19), the third gear (22) and the fourth gear (23) have the same module.

15. The control apparatus according to any one of claims 1 to 14,

characterized in that a rotation angle sensor (27) for determining the rotational position of the output shaft (4) is provided, which rotation angle sensor comprises a Hall sensor (28) and interacts with a permanent magnet (29) arranged non-rotatably on the output shaft (4).

16. The control device according to claim 15, wherein,

it is characterized in that the preparation method is characterized in that,

-there is a bearing housing (32) comprising a bearing chamber (35),

-the output shaft (4) is mounted in a bearing chamber (35) with an end portion (30) comprising a permanent magnet (29) in a rotatable manner about an output axis (14),

-the hall sensor (28) is arranged in a sensor space (37) spaced apart from the permanent magnet (29).

17. The control device according to claim 16, wherein,

characterized in that the rotation angle sensor (27) comprises a sensor component (36) which comprises the hall sensor (28) and which projects into a sensor space (37) transversely to the output axis (14) such that the hall sensor (28) is arranged in the sensor space (37).

18. The control device according to claim 17, wherein,

characterized in that the electrical contacts (38) of the sensor part (36) are electrically conductively connected to electrical contacts (39) of a lead frame (40) which is embedded in the plastic of a housing wall (42) of the housing (2) of the control device (1).

19. The control device according to claim 18, wherein,

it is characterized in that the preparation method is characterized in that,

-the sensor component (36) is located on the inner side of the housing (2),

-the lead frame (40) comprises electrical connections on the outside of the housing (2) for electrically contacting the sensor component (36).

20. The control apparatus according to any one of claims 15 to 19,

characterized in that the rotation angle sensor (27) comprises a plate (44) which carries the hall sensor (28) and which projects into the sensor space (37) transversely to the output axis (14) such that the hall sensor (28) is arranged in the sensor space (37).

21. The control apparatus according to any one of claims 1 to 20,

characterized in that the drive shaft (8) or the worm (16) is supported radially on the housing (2) of the control device (1) in the end region facing away from the electric motor (3).

22. A method for installing a control device (1) according to any of the preceding claims, characterized by the steps of:

-inserting the output shaft (4) with the fourth gear (23) non-rotatably attached thereto into the housing (2) of the control device (1),

-inserting the electric motor (3) into the housing (2), wherein the worm (16) is non-rotatably attached to the drive shaft (8),

-mounting a worm gear (17) and a first gear wheel (18) non-rotatably connected thereto on the output shaft (4),

-mounting the second gear wheel (19) and the third gear wheel (22) non-rotatably connected thereto on an intermediate shaft (21) extending coaxially to the intermediate axis (20), which intermediate shaft is arranged in the housing (2) beforehand or afterwards.

23. The method according to claim 22, characterized by the steps of:

a cover for mounting the housing (2), said cover comprising a bearing for the output shaft (4) and a seating position for the intermediate shaft (21).

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