KR102193859B1 - Direct Cable Connection Drum Structure for Vehicle Door Module - Google Patents

Abstract

The present invention relates to a structure for directly fastening a drum to cables for a door module, wherein the drum is mounted on a drum housing of a door module plate of a vehicle to be rotatable and adjusts opening and closing of glass of a window. To this end, the structure for directly fastening a drum to cables for a door module comprises: a first fastening groove connected from a surface of one side of the drum to a winding groove of a side surface of the drum and formed in a shape of a slit groove into which a first cable is inserted; and a second fastening groove connected from the surface of one side of the drum to the side surface of the drum so as to be spaced apart from the first fastening groove and formed in a shape of a slit groove into which a second cable is inserted, thereby more easily performing a connecting process between the drum and the first and second cables.

Description

Direct Cable Connection Drum Structure for Vehicle Door Module

The present invention relates to a drum structure that is rotatably mounted on a drum housing of an automobile door module plate to control the opening and closing of the glass of a window by generating winding or unwinding of a cable, and more particularly, to a drum structure from one side of the drum to the side of the drum. A slit groove-shaped first fastening groove in the shape of a slit groove connected to the winding groove and into which the first cable is inserted, and a slit groove shape connected from one surface of the drum to the winding groove on the side of the drum so as to be spaced apart from the first fastening groove It is composed of a second fastening groove, it relates to a cable direct fastening drum structure for a door module to facilitate the connection process between the drum and the first and second cables.

In general, in order to open and close the window glass of a vehicle, a drum is rotatably mounted on a drum housing formed on a vehicle module plate, and a driving motor is connected to a rotating shaft of the drum.

Two cables wound in different directions in the winding groove on the outer circumference of the drum are connected to the clamp inserted in the rail of the module plate, and the winding or unwinding of each cable of the cable occurs according to the rotation direction of the drive motor, and the clamp follows the rail. By performing the slide movement, the window glass fixed to the clamp is opened and closed.

In the door module assembly process, after the drum is inserted into the drum housing, the cable is fastened to each of the two fastening grooves formed in the drum and wound. In order to prevent the wound cable from being separated from the winding groove of the drum during the window glass opening and closing operation Since a semi-closed structure in which only a part of the outer peripheral surface of the drum is exposed to the outside of the drum housing is adopted, the assembly space of the drum is narrow, and the cable fastening operation cannot be performed smoothly.

The existing drum structure of Korean Patent Application Publication No. 10-2011-0058180 (published on June 1, 2011) has two fastening grooves formed on one side and outer circumferential surface of the drum, respectively, as shown in FIG. The workability of the assembly process in which the cable is wound on the drum was degraded while the cable was easily separated from the fastening groove formed on the outer circumference of the drum in the process of fastening the cable to the other fastening groove after the temporary fastening of the cable to the groove.

In particular, when the cable is fastened to the fastening groove formed on the outer circumference of the drum, interference with the module plate occurs due to the narrow drum assembly space, further deteriorating the workability of the cable fastening process, and thus, assembling in which the cable is wound around the drum. There was a problem that the process was further delayed.

Republic of Korea Patent Publication No. 10-2011-0058180 (published on June 1, 2011)

In an embodiment of the present invention, when the cable is fastened to the fastening groove of the drum in the door module assembly process and then the cable is wound along the winding groove, providing a drum structure capable of smoothly performing the cable fastening operation in a narrow assembly space. The purpose.

An object of the present invention is to provide a drum structure capable of reducing the time required for a cable fastening operation by minimizing interference of a module plate when a cable is wound on a drum in a door module assembly process.

In an embodiment of the present invention, when a cable is fastened to two fastening grooves on a drum in the door module assembly process and wound, it is proposed to provide a drum structure that can prevent the cable in a pre-fastened state from being separated from the fastening groove. The purpose.

According to an embodiment of the present invention, it is rotatably mounted on a drum housing formed on a door module plate of an automobile window regulator, has a cylindrical shape with a winding groove formed on an outer circumferential surface, and is connected to a motor drive shaft, and is a winding groove according to the rotation direction of the motor. In the drum structure that controls the opening and closing of the glass of the window by generating winding or unwinding of the first and second cables wound in different directions, the first cable is connected from one surface of the drum to the winding groove on the side of the drum, and the first cable is inserted. The first fastening groove in the shape of a slit groove is formed by expanding the slit groove of the first fastening groove in the direction of one surface of the drum so that the fastener connected to the end of the first cable can be fixed to the drum when the first cable is inserted into the first fastening groove. When the second fastening groove in the shape of a slit groove in which the second cable is inserted and the second cable is inserted into the second fastening groove, which is connected to the winding groove on the side of the drum to be spaced apart from the first fixing part and the first fastening groove The second fixing part is formed by expanding the slit groove of the second fastening groove in the direction of one surface of the drum so that the fixing tool connected to the end of the second cable can be fixed to the drum.

According to an embodiment of the present invention, the slit groove of the second fastening groove is formed longer than the slit groove of the first fastening groove, so that the connection between the first fastening groove and the winding groove, and the connection between the second fastening groove and the winding groove are respectively By being located close to one surface and the other surface, interference between the first and second cables is prevented when the first and second cables are wound.

According to an embodiment of the present invention, a separation preventing protrusion is formed on one side of the slit groove of the second fastening groove, so that separation of the second cable is prevented when the second cable is temporarily fastened during the connection process between the drum and the first and second cables. do.

According to an embodiment of the present invention, the departure preventing protrusion has an inclined surface gradually increasing in height from one surface of the drum toward the other surface.

According to an embodiment of the present invention, the separation prevention protrusion is made of a hook-shaped spring structure made of an elastic material, and when the second cable is inserted, elastic deformation of the separation prevention protrusion occurs to facilitate insertion, and after the second cable is inserted It is restored to the original shape to prevent the separation of the separation prevention projection.

According to an embodiment of the present invention, two fastening grooves to which the first and second cables are fastened are formed on the same side of the drum, so that when the cable is fastened to the fastening groove of the drum in the door module assembly process, both fastening grooves are the upper part of the drum. By being positioned at, there is an effect of minimizing the interference of the module plate when fastening or winding the cable to the drum, so that the cable fastening operation is smoothly performed in a narrow assembly space, and the time required for the assembly process can be reduced.

According to an embodiment of the present invention, when the cable is fastened to the fastening groove of the drum in the door module assembly process, the both fastening grooves are positioned at the top of the drum, so that when fastening and winding the cable to each of the fastening grooves, Compared to the existing drum structure in which the fastening groove is formed on the side, stable fixing occurs, and thus there is an effect of preventing the cable in the pre-fastened state from being separated from the fastening groove.

According to an exemplary embodiment of the present invention, by stably fixing the cable in a pre-fastened state through a separation prevention protrusion formed on one side of the second fastening groove, there is an effect that the cable winding operation can be performed more smoothly.

According to an embodiment of the present invention, by configuring the separation prevention protrusion of a material capable of elastic deformation, it is possible to more easily insert a cable and more effectively prevent the inserted cable from being separated.

1 is a view showing a plan view of a drum structure for direct cable fastening according to an embodiment of the present invention.
2 is a view showing the front and rear shapes of a drum structure for direct cable fastening according to an embodiment of the present invention.
3 to 5 are views illustrating a process of directly fastening a second cable to a second fastening groove of a cable direct fastening drum structure according to an embodiment of the present invention.
6 is a view showing the position of the fastening groove to which the cable is fastened when fastening the cable to the drum structure according to the conventional method.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

It will be described in detail focusing on the parts necessary to understand the operation and operation according to the present invention.

In describing the embodiments of the present invention, descriptions of technical contents that are well known in the technical field to which the present invention pertains and are not directly related to the present invention will be omitted.

This is to more clearly convey the gist of the present invention by omitting unnecessary description.

In addition, in describing the constituent elements of the present invention, different reference numerals may be assigned to constituent elements of the same name according to the drawings, and the same reference numerals may be denoted even in different drawings.

However, even in such a case, it does not mean that the corresponding component has different functions according to the embodiment, or that it has the same function in different embodiments, and the function of each component is the corresponding embodiment. It should be determined based on the description of each component in

In addition, the technical terms used in the present specification should be interpreted in the meaning generally understood by those of ordinary skill in the technical field to which the present invention belongs, unless otherwise defined in this specification. It should not be construed as a meaning or an excessively reduced meaning.

In addition, the singular expression used in the present specification includes a plurality of expressions unless the context indicates otherwise.

In the present application, terms such as "consist of" or "include" should not be construed as necessarily including all of the various elements or various steps described in the specification, and some of the elements or some steps It may not be included, or it should be interpreted that it may further include additional elements or steps.

Hereinafter, in the door module assembly process, when an operator mounts the drum 30 on the drum housing 11 of the module plate 10, the direction of one side of the drum 30 exposed to the outside of the drum housing 11 is set to the top, the module By defining the direction of the other side of the drum 30 toward the surface of the plate 10 as a lower portion, the structure of the direct cable fastening drum for a door module according to an embodiment of the present invention will be described.

The drum 30 according to the present invention has a cylindrical shape as shown in Figs. 1 and 2, and is wound in a state in which the first and second cables 20 are fitted on the outer circumferential surface, so that the winding or unwinding groove 31 ) Is formed, and is rotatably mounted on the drum housing 11 of the module plate 10.

The rotation shaft of the drum 30 is connected to the motor drive shaft, and winding or unwinding of the first and second cables 20 and 21 wound in different directions in the winding groove 31 according to the rotation direction of the motor occurs. It controls the opening and closing of the glass.

A first fastening groove 32 in the shape of a slit groove into which the first cable 20 is inserted, as shown in FIG. 1, is provided on the drum 30 from the upper surface of the drum 30 on the side of the drum 30. It is connected up to 31, and the end of the slit groove of the first fastening groove 32 on the upper part of the drum 30 is extended to form a first fixing part 33.

In addition, a second fastening groove 34 is formed on the drum 30 so as to be spaced apart from the first fastening groove 32, and the second fastening groove 34 is a slit groove so that the second cable 21 can be inserted. It forms a shape, and is connected from the upper surface of the drum 30 to the winding groove 31 on the side of the drum 30.

At the ends of the first and second cables 20 and 21, a fixture larger than the diameter of the cable is connected, respectively, and the first fastening groove 32 on the upper surface of the drum 30 and the slit groove end of the first cable 20 By forming the first fixing portion 33 that is larger than the fixture, and the second fixing groove 34 and the slit groove end of the second fixing portion 35 is formed larger than the fixing of the second cable 21, When the cables are fastened to the drum 30, the fasteners of the first and second cables 20 and 21 are fixed by the first and second fixing portions 33 and 35, respectively.

At this time, the slit groove of the second fastening groove 34 is formed longer than the slit groove of the first fastening groove 32, and accordingly, the connection between the first fastening groove 32 and the winding groove 31 is a drum 30 ), and the connection between the second fastening groove 34 and the winding groove 31 is wound close to the lower surface of the drum 30, and between the wound first and second cables 20 and 21 This will prevent the occurrence of interference.

A separation prevention protrusion 36 is formed on one side of the slit groove of the second fastening groove 34, so that the second cable 21 is fixed during the connection process between the drum 30 and the first and second cables 20 and 21. The separation of the second cable 21 may be prevented.

The separation prevention protrusion 36 is formed with an inclined surface gradually increasing in height from the top to the bottom of the drum 30 to facilitate the provisional fastening of the second cable 21, and the separation prevention protrusion 36 ) May be configured to form a hook-shaped spring structure made of an elastic material.

A process of connecting the first and second cables 20 and 21 to the drum 30 through the drum structure for connecting cables for door modules according to an embodiment of the present invention configured as described above will be described as follows.

The operator of the door module assembly process has a first cable 20 and a second cable in the first fastening groove 32 and the second fastening groove 34 formed on the top of the drum 30 mounted on the drum housing 11, respectively. Insert (21).

The first and second fastening grooves 32 and 34 are formed on the top of the drum 30, so that when fastening and winding the first and second cables 20 and 21 to the drum 30, the module plate 10 and the By minimizing interference with the drum housing 11, the first and second cables 20 and 21 can be fastened smoothly in a narrow assembly space, thereby reducing the time required for the door module assembly process. To be.

The order of the process of fastening the first cable 20 and the second cable 21 to the drum 30 and then winding may vary according to the operator's selection, and hereinafter, depending on the process of first fastening the first cable 20 Explain.

After adjusting the direction of the drum 30 so that the first fastening groove 32 is exposed to the outside of the drum housing 11, when the first cable 20 is inserted into the first fastening groove 32, the first cable 20 The fixing tool of the first fixing portion 33 is fixed while being hooked, and the drum 30 is rotated to wind the first cable 20 in the winding groove 31.

When the winding of the first cable 20 is completed, the direction of the drum 30 is adjusted so that the second fastening groove 34 is exposed to the outside of the drum housing 11 as shown in FIGS. When the cable 21 is inserted into the second fastening groove 34, the fastener of the second cable 21 is fixed while being caught in the second fixing part 34, and the second cable 21 is fixed in the second fastening groove 32 While descending to the bottom of the drum 30 along the slit groove of, the temporary fastening is made by passing through the inclined surface of the departure prevention protrusion 36.

At this time, the separation prevention protrusion 36 may form a hook-shaped spring structure made of an elastic material, and when the second cable 21 is inserted, the second cable 21 is elastically deformed while the separation prevention protrusion 36 is inserted. It facilitates the insertion of the second cable 21 and is restored to its original shape after the insertion of the second cable 21 is completed to prevent the separation of the separation prevention protrusion 36.

In addition, when the second fastening groove 34 is exposed to the outside of the drum housing 11 during the fastening process of the second cable 21, the first fastening groove 32 formed apart from the second fastening groove 34 becomes the drum housing. (11) It is positioned inside to prevent the first cable 20 in a pre-fastened state from being separated from the drum 30.

When the provisional fastening of the second cable 21 is completed, the drum 30 is rotated in a direction opposite to the winding direction of the first cable 20 to wind the second cable 21 in the winding groove 31.

When the connection between the clamp for mounting the window glass and the pulley and drum 30 for changing the direction of the first and second cables 20 and 21 is completed, the tension of the first and second cables 20 and 21 is adjusted to an appropriate level. In the process of connecting the first and second cables 20 and 21 to the trunk, the pulley, and the drum 30, the separation prevention protrusion 36 stably fixes the second cable 21 to the drum 30. By preventing the pre-fastened second cable 21 from being separated from the second fastening groove 34, the first and second cables 20 and 21 can be wound more smoothly.

Although the embodiments of the present invention have been described with reference to the above, those skilled in the art to which the present invention pertains will understand that the present invention can be implemented in other specific forms without changing the technical spirit or essential features.

Therefore, the embodiments described above are to be understood as illustrative and non-limiting in all respects, and the scope of the present invention described in the detailed description is indicated by the claims to be described later, and the meaning of the claims and It should be construed that all changes or modifications derived from the scope and equivalent concepts are included in the scope of the present invention.

10: module plate
11: drum housing
20: first cable
21: second cable
30: drum
31: winding groove
32: first fastening groove
33: first fixing part
34: second fastening groove
35: second fixing part
36: escape prevention protrusion

Claims (5)

It is rotatably mounted on the drum housing 11 formed on the door module plate 10 of the automobile window regulator, has a cylindrical shape with a winding groove 31 formed on the outer circumferential surface, and is connected to the motor drive shaft, depending on the rotation direction of the motor. In the drum 30 structure for controlling the opening and closing of the glass of the window by generating winding or unwinding of the first and second cables 20 and 21 wound in different directions in the winding groove 31,
A first fastening groove 32 in the shape of a slit groove connected from one surface of the drum 30 to the winding groove 31 on the side of the drum 30 and into which the first cable 20 is inserted;
When the first cable 20 is inserted into the first fastening groove 32, the first fastening groove 32 in the direction of one surface of the drum 30 so that the fastener connected to the end of the first cable 20 can be fixed to the drum 30. ) A first fixing portion 33 formed by expanding the slit groove;
A second fastening groove in the shape of a slit groove that is connected to the winding groove 31 on the side of the drum 30 from one surface of the drum 30 so as to be spaced apart from the first fastening groove 32, and into which the second cable 21 is inserted ( 34);
When the second cable 21 is inserted into the second fastening groove 34, the second fastening groove 34 in the direction of one surface of the drum 30 so that the fastener connected to the end of the second cable 21 can be fixed to the drum 30. ) A second fixing portion 35 formed by expanding the slit groove;
It consists of,
The slit groove of the second fastening groove 34 is formed longer than the slit groove of the first fastening groove 32, so that the connection between the first fastening groove 32 and the winding groove 31 and the second fastening groove 34 ) And the winding groove 31 are located close to one surface and the other surface of the drum 30, respectively, so that between the first and second cables 20 and 21 when winding the first and second cables 20 and 21 Direct cable connection drum structure for door modules, characterized in that to prevent interference. delete delete It is rotatably mounted on the drum housing 11 formed on the door module plate 10 of the automobile window regulator, has a cylindrical shape with a winding groove 31 formed on the outer circumferential surface, and is connected to the motor drive shaft, depending on the rotation direction of the motor. In the drum 30 structure for controlling the opening and closing of the glass of the window by generating winding or unwinding of the first and second cables 20 and 21 wound in different directions in the winding groove 31,
A first fastening groove 32 in the shape of a slit groove connected from one surface of the drum 30 to the winding groove 31 on the side of the drum 30 and into which the first cable 20 is inserted;
When the first cable 20 is inserted into the first fastening groove 32, the first fastening groove 32 in the direction of one surface of the drum 30 so that the fastener connected to the end of the first cable 20 can be fixed to the drum 30. ) A first fixing portion 33 formed by expanding the slit groove;
A second fastening groove in the shape of a slit groove that is connected to the winding groove 31 on the side of the drum 30 from one surface of the drum 30 so as to be spaced apart from the first fastening groove 32, and into which the second cable 21 is inserted ( 34);
When the second cable 21 is inserted into the second fastening groove 34, the second fastening groove 34 in the direction of one surface of the drum 30 so that the fastener connected to the end of the second cable 21 can be fixed to the drum 30. ) A second fixing portion 35 formed by expanding the slit groove;
It consists of,
A separation preventing protrusion 36 is formed on one side of the slit groove of the second fastening groove 34, so that the second cable 21 is connected between the drum 30 and the first and second cables 20 and 21. When pre-fastening of the second cable 21 is prevented from being separated,
The separation prevention protrusion 36 is a cable direct fastening drum structure for a door module, characterized in that an inclined surface gradually increasing in height from one surface of the drum 30 toward the other surface is formed. The method of claim 4,
The separation prevention protrusion 36 is made of a hook-shaped spring structure made of an elastic material, and when the second cable 21 is inserted, elastic deformation of the separation prevention protrusion 36 occurs to facilitate insertion, and the second cable ( 21) After the insertion is completed, it is restored to the original shape to prevent the separation of the separation prevention protrusion (36).

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