CN216291675U

CN216291675U - Automobile window lifter shell assembly

Info

Publication number: CN216291675U
Application number: CN202122986221.9U
Authority: CN
Inventors: 彭贵福; 郑轩昊; 张志勇
Original assignee: Suzhou Yuanye Automobile Technology Co ltd
Current assignee: Suzhou Yuanye Automobile Technology Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-04-12
Anticipated expiration: 2031-11-30

Abstract

The utility model provides a car door window lifter casing assembly, includes the casing, and the casing forms a worm gear chamber, a worm chamber and a PCB installation cavity, worm gear chamber and worm chamber intercommunication, and the outside in worm cavity forms the fixed frame mouth of motor, and the outside of PCB installation cavity forms to connector butt joint frame mouth, is equipped with motor grafting component between fixed frame mouth of motor and the PCB installation cavity, and the connector is equipped with connector grafting component between butt joint frame mouth and the PCB installation cavity. According to the elevator shell assembly, the motor plug-in component and the connector plug-in component are separately subjected to insert injection molding, and then the elevator shell assembly is subjected to injection molding on the basis, so that the problem that the position degree of a PIN foot is influenced and the upper plate is difficult to assemble due to the fact that a plastic main body is complex and easy to shrink and deform in the traditional process is solved; by adopting the fisheye compression joint structure, the problems of PIN foot empty welding, unsatisfying and poor holes in the traditional process can be solved; the structure of the device is simpler, the weight is lighter, the cost is the lowest in the industry, and the device has market competitiveness.

Description

Automobile window lifter shell assembly

Technical Field

The utility model relates to the field of automobile parts, in particular to an automobile window lifter shell assembly.

Background

The function of preventing hands from being clamped by the car window is a comfortable configuration, and the electric door and window glass can automatically stop after meeting resistance or change the ascending stroke of the glass into the descending stroke when being closed, thereby preventing clamping injury. The realization of the function needs a plurality of components to be matched and completed, such as a driving motor, a control circuit board, a sensor and the like, and the components are reasonably connected to ensure the stability of the function and the convenience of maintenance. The existing connecting plug for connecting a plurality of components is poor in stability and easy to cause accidents.

The electric connector comprises an insulating body and conductive terminals arranged on the insulating body, wherein the insulating body comprises a main body part used for fixing the conductive terminals and a butting part which extends forwards from the main body part and is used for plugging a butting connector forwards, and the front ends of the conductive terminals extend to the butting part and are used for electrically butting with the butting connector. The rear end of the conductive terminal extends out of the insulating body and is used for being welded with equipment.

However, in the field of connectors for vehicles, it is sometimes inconvenient to solder an electrical connector to a motor, and a connector that can provide more convenient plugging is required.

Accordingly, there is a need for an improved vehicle connector that overcomes the above-mentioned deficiencies of the prior art.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model aims to provide a shell assembly of an automobile window lifter.

In order to achieve the above objects and other related objects, the present invention provides the following technical solutions: the shell assembly of the automobile window lifter comprises a shell, wherein the shell forms a worm gear cavity, a worm cavity and a PCB installation cavity, the worm gear cavity is communicated with the worm cavity, a motor fixing frame opening is formed outside the worm cavity, a connector butt frame opening is formed outside the PCB installation cavity, a motor inserting component is arranged between the motor fixing frame opening and the PCB installation cavity, and a connector inserting component is arranged between the connector butt frame opening and the PCB installation cavity.

The preferable technical scheme is as follows: the motor plug-in component comprises a plurality of motor plug-in terminals, each motor plug-in terminal comprises a plug-in end and a pin end, the plug-in ends of the motor plug-in terminals are arranged in the motor fixing frame openings, and the pin ends of the motor plug-in terminals are arranged in the PCB installation cavity.

The preferable technical scheme is as follows: the connector plug component comprises a plurality of connector plug terminals, the connector plug terminals comprise plug ends and pin ends, the plug ends of the connector plug terminals are arranged in the connector butt joint frame openings, and the pin ends of the connector plug terminals are arranged in the PCB mounting cavity.

The preferable technical scheme is as follows: the PCB is arranged in the PCB mounting cavity, and the pin end of the motor plug terminal and the pin end of the connector plug terminal are both in a fisheye crimping structure and are in electrical connection with the plugging holes in the PCB in a crimping mode.

The preferable technical scheme is as follows: a worm wheel is arranged in the worm wheel cavity in a transfer mode, a worm is inserted in the worm cavity, and the motor is fixed at the motor fixing frame opening; the worm wheel is meshed with the worm, and the worm is driven to rotate by the output end of the motor.

The preferable technical scheme is as follows: the output end of the motor extends into the motor fixing frame opening and is fixed with the motor fixing frame opening, and the conductive member on the motor is connected with the motor plug-in terminal in a plug-in mode to form electric connection.

The preferable technical scheme is as follows: the worm wheel cavity is provided with a worm wheel cover, and the worm wheel cover and the shell are fixed through bolts.

The preferable technical scheme is as follows: the PCB installation cavity is provided with a sealing cover, and the sealing cover is fixed with the shell through bolts.

The preferable technical scheme is as follows: the worm wheel cover and the sealing cover are positioned on the front surface and the back surface of the shell.

The preferable technical scheme is as follows: the motor plug-in component is formed by injection molding of a plurality of motor plug-in terminal inserts, the connector plug-in component is formed by injection molding of a plurality of connector plug-in terminal inserts, and the shell is formed by injection molding of the motor plug-in component and the connector plug-in component inserts.

Due to the application of the technical scheme, the utility model has the beneficial effects that:

according to the automobile window lifter shell assembly, the motor plug-in component and the connector plug-in component are separately subjected to insert injection molding, the lifter shell assembly is subjected to injection molding on the basis, and the connector shell and the shell of the driving assembly are subjected to unified injection molding, so that the problem that the assembly of an upper plate is difficult due to the fact that the position degree of a PIN foot is influenced due to the fact that a plastic main body is complex and easy to shrink and deform in the traditional process is solved; in addition, the design can avoid the problem of poor sealing performance caused by the plug connection between the traditional connector shell and the drive component shell; in addition, the fisheye compression joint structure is in compression joint with the PCB to form electric connection, so that the problems of empty PIN welding, unsaturations and poor holes in the traditional process can be solved; the application provides a window regulator casing assembly, its structure is simpler, and weight is lighter, and the cost is minimum in the industry, more has market competition.

Drawings

Fig. 1 is a first view structural diagram of the present invention.

FIG. 2 is a second perspective structural view of the present invention.

Fig. 3 is a schematic structural diagram of the motor plug-in component of the present invention.

Fig. 4 is a schematic diagram of a connector structure in a conventional process.

In the above drawings, 1, a housing; 2. a worm gear cavity; 3. a worm cavity; 4. a PCB mounting cavity; 5. the motor fixes the frame opening; 6. the connector is butted with the frame opening; 7. a motor plug-in member; 71. a motor plug-in terminal; 8 connector plug member.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

Please refer to fig. 1-4. It should be understood that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which the products of the present invention are usually placed in when used, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a communication between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

fig. 4 is a schematic view of a window connector structure used in the prior art.

The traditional process comprises the following three steps:

in the first process, the connector housing is assembled with the conductive terminals by insert molding (insert molding) or by means of tooling equipment at the rear section. The connector (semi-finished product) with the assembled terminal is manufactured into a finished product through a series of basic performance tests by an insert molding process or manually assembling a sealing ring. In the process, the plastic main body has a complex structure and is easy to shrink and deform, the position degree of the PIN foot is deformed, and the difficulty is caused when the plate is manually assembled in the second process; the connector and the motor shell are two parts, dust and water are prevented from being soaked into the connector and the motor shell through the opposite sealing rings, and the sealing performance is poor.

In the second step, the PIN of the connector is soldered to a PCBA (printed circuit board, also known as "printed circuit board") by a wave soldering process, which is an important electronic component, a support for electronic components, and a provider for circuit connection of electronic components. In the process, PIN foot empty welding, incomplete filling and poor holes cannot be avoided, the reject ratio is suddenly increased or decreased according to different parameters of the wave soldering process of different customers, and the maximum reject ratio can reach 12%, so that customers complain about the PIN.

And a third step of assembling the connector with the PCBA and the car window motor shell, manually placing the connector, and carrying out press fitting by using tooling equipment, or replacing manual work by a mechanical arm, and carrying out press fitting by using the tooling equipment (see patent number 202020518664.8). And then other parts, such as a worm, a turbine gear, a motor and the like, are installed, and a finished product (a glass window lifter assembly) is manufactured through a series of basic performance tests.

As can be seen from the above-mentioned manufacturing process, the above-mentioned conventional process has the problems of complicated process, high defective rate of the manufacturing process, high cost, and complaints (customer complaints) from customers.

Accordingly, the present application provides a novel manufacturing process for a window regulator housing assembly, comprising the steps of:

in the first process, a plurality of motor plug-in terminals 71 are subjected to insert injection molding to obtain a motor plug-in component 7, and a plurality of connector plug-in terminals are subjected to insert injection molding to obtain a connector plug-in component 8;

a second procedure, wherein the motor plug-in component 7 and the connector plug-in component 8 are subjected to insert injection molding to obtain the shell 1;

a third procedure, simultaneously pressing and connecting the PCB with the pin end of the motor plug-in component 7 and the pin end of the connector plug-in component 8 to form electric connection;

and a fourth procedure, assembling the driving assembly and the motor and carrying out related detection.

Specifically, the automobile window regulator shell assembly produced by the process comprises a shell 1. Casing 1 forms a worm wheel chamber 2, a worm chamber 3 and a PCB installation cavity 4, and worm wheel chamber 2 and worm chamber 3 intercommunication, and the outside of worm chamber 3 forms the fixed frame mouth 5 of motor, and the outside of PCB installation cavity 4 forms to connector butt joint frame mouth 6, is equipped with motor grafting component 7 between the fixed frame mouth of motor 5 and the PCB installation cavity 4, is equipped with connector grafting component 8 between connector butt joint frame mouth 6 and the PCB installation cavity 4.

The motor plug-in component 7 comprises a plurality of motor plug-in terminals 71, the motor plug-in terminals 71 comprise plug-in ends and pin ends, the plug-in ends of the motor plug-in terminals 71 are arranged in the motor fixing frame opening 5, and the pin ends of the motor plug-in terminals 71 are arranged in the PCB installation cavity 4.

The connector plug-in component 8 comprises a plurality of connector plug-in terminals, the connector plug-in terminals comprise plug-in ends and pin ends, the plug-in ends of the connector plug-in terminals are arranged in the connector butt-joint frame openings 6, and the pin ends of the connector plug-in terminals are arranged in the PCB installation cavity 4.

A PCB (not shown) is arranged in the PCB mounting cavity 4, and both the pin end of the motor plug terminal 71 and the pin end of the connector plug terminal adopt a fisheye crimping structure and are electrically connected with a plugging hole on the PCB in a crimping manner.

The fisheye crimping structure is embodied such that the width of the upper end of the stitch end main body portion in the left-right direction is larger than the width of the lower end in the left-right direction.

A worm wheel (not shown) is arranged in the worm wheel cavity 2 in a transfer mode, a worm (not shown) is inserted in the worm cavity 3, and a motor (not shown) is fixed on the motor fixing frame opening 5; the worm wheel is meshed with the worm, and the worm is driven to rotate by the output end of the motor.

The output end of the motor extends into the motor fixing frame opening 5 and is fixed with the motor fixing frame opening 5, and the conductive member on the motor is electrically connected with the motor plug-in terminal 71 in a plug-in mode.

The worm wheel cavity 2 is provided with a worm wheel cover (not shown), and the worm wheel cover and the shell 1 are fixed through bolts; the PCB installation chamber 4 is provided with a sealing cover (not shown), and the sealing cover and the housing 1 are fixed by bolts. The worm wheel cover and the sealing cover are positioned on the front side and the back side of the shell 1, so that water is prevented from entering simultaneously.

Therefore, the utility model has the following advantages:

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The shell assembly of the automobile window lifter comprises a shell and is characterized in that the shell forms a worm gear cavity, a worm cavity and a PCB installation cavity, the worm gear cavity is communicated with the worm cavity, a motor fixing frame opening is formed outside the worm cavity, a connector butt joint frame opening is formed outside the PCB installation cavity, a motor inserting component is arranged between the motor fixing frame opening and the PCB installation cavity, and a connector inserting component is arranged between the connector butt joint frame opening and the PCB installation cavity.

2. An automotive window lifter housing assembly according to claim 1, wherein: the motor plug-in component comprises a plurality of motor plug-in terminals, each motor plug-in terminal comprises a plug-in end and a pin end, the plug-in ends of the motor plug-in terminals are arranged in the motor fixing frame openings, and the pin ends of the motor plug-in terminals are arranged in the PCB installation cavity.

3. An automotive window lifter housing assembly according to claim 2, wherein: the connector plug component comprises a plurality of connector plug terminals, the connector plug terminals comprise plug ends and pin ends, the plug ends of the connector plug terminals are arranged in the connector butt joint frame openings, and the pin ends of the connector plug terminals are arranged in the PCB mounting cavity.

4. An automotive window lifter housing assembly according to claim 3, wherein: the PCB is arranged in the PCB mounting cavity, and the pin end of the motor plug terminal and the pin end of the connector plug terminal are both in a fisheye crimping structure and are in electrical connection with the plugging holes in the PCB in a crimping mode.

5. An automotive window lifter housing assembly according to claim 4, wherein: a worm wheel is arranged in the worm wheel cavity in a transfer mode, a worm is inserted in the worm cavity, and the motor is fixed at the motor fixing frame opening; the worm wheel is meshed with the worm, and the worm is driven to rotate by the output end of the motor.

6. An automotive window lifter housing assembly according to claim 5, wherein: the output end of the motor extends into the motor fixing frame opening and is fixed with the motor fixing frame opening, and the conductive member on the motor is connected with the motor plug-in terminal in a plug-in mode to form electric connection.

7. An automotive window lifter housing assembly according to claim 6, wherein: the worm wheel cavity is provided with a worm wheel cover, and the worm wheel cover and the shell are fixed through bolts.

8. An automotive window lifter housing assembly according to claim 7, wherein: the PCB installation cavity is provided with a sealing cover, and the sealing cover is fixed with the shell through bolts.

9. An automotive window lifter housing assembly according to claim 8, wherein: the worm wheel cover and the sealing cover are positioned on the front surface and the back surface of the shell.

10. An automotive window lifter housing assembly according to claim 9, wherein: the motor plug-in component is formed by injection molding of a plurality of motor plug-in terminal inserts, the connector plug-in component is formed by injection molding of a plurality of connector plug-in terminal inserts, and the shell is formed by injection molding of the motor plug-in component and the connector plug-in component inserts.