CN211519704U

CN211519704U - Built-in vehicle door harness

Info

Publication number: CN211519704U
Application number: CN201922232309.4U
Authority: CN
Inventors: 邓初阳; 姜楚山; 宋金生; 叶鹏
Original assignee: Zhenghe Automobile Technology Shiyan Co ltd
Current assignee: Zhenghe Automobile Technology Shiyan Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-09-18
Anticipated expiration: 2029-12-12

Abstract

The utility model discloses a built-in vehicle door harness, which relates to the technical field of vehicle manufacturing and comprises a main body frame, two side wall door opening clamping mechanisms, two vehicle door positioning mechanisms, a side wall main positioning mechanism, a side wall secondary positioning mechanism, a door opening positioning mechanism, a vehicle door guiding mechanism, a vehicle door lifting mechanism, a side wall door opening positioning mechanism and two limiting mechanisms; the utility model provides a white automobile body door of car dress transfer process uniformity poor, external assembly system drops into to take up an area of greatly, maintains the big scheduling problem of the maintenance degree of difficulty, and this harness is small and exquisite light, and is with low costs, uses and maintains the convenience, and the precision is high.

Description

Built-in vehicle door harness

Technical Field

The utility model relates to an automobile manufacturing technical field, particularly a built-in door harness.

Background

When the white automobile body of present car assembles four clearance faces of adjustment poor, the frock of assembly door generally adopts external harness, external harness includes two major systems of automobile body skeleton positioning system and door assembly positioning system, automobile body skeleton positioning system generally comprises positioning mechanism and enclasping mechanism, door assembly positioning system includes aerial steel construction, slide rail system and hoist system etc. constitute, the structure is complicated, the design drops into greatly in earlier stage, the equipment fixing place is big, the compatible other motorcycle types in later stage are reformed transform the degree of difficulty and are big, it is big not to use harness assembly door staff working strength, inefficiency, complain about seriously.

SUMMERY OF THE UTILITY MODEL

To the defect that exists among the prior art, the utility model aims to provide a built-in door harness can solve the external harness of door and drop into big high just cycle length of production line requirement, does not use the big problem of harness adjustment operation intensity. The tool is small and portable (the total weight is about 10-15kg), and has the advantages of high precision, convenient use, high efficiency and small investment without other auxiliary equipment.

In order to achieve the above purpose, the utility model adopts the technical proposal that: a built-in vehicle door harness comprises a main body frame, and further comprises two side wall door opening clamping mechanisms, two vehicle door positioning mechanisms, a side wall main positioning mechanism, a side wall secondary positioning mechanism, a door opening positioning mechanism, a vehicle door guide mechanism, a vehicle door lifting mechanism, a side wall door opening positioning mechanism and two limiting mechanisms; the main body frame comprises a horizontal section and a vertical section arranged on the lower side of the right end of the horizontal section; the horizontal section is provided with a plurality of magnetic positioning mechanisms; the two side wall door opening clamping mechanisms are respectively arranged on the left side and the right side of the horizontal section, the side wall door opening clamping mechanism positioned on the left side is used for clamping the rear tooth edge of the side wall door opening, and the side wall door opening clamping mechanism positioned on the right side is used for clamping the front tooth edge of the side wall door opening; the two vehicle door positioning mechanisms are respectively arranged at the left side and the right side of the horizontal section and are used for positioning the vehicle door and controlling the gaps between the vehicle door and the A column and the B column; the side wall main positioning mechanism is arranged on the right side of the horizontal section, the side wall secondary positioning mechanism is arranged on the left side of the horizontal section, and the door opening positioning mechanisms are arranged on the left side of the horizontal section and are used for positioning the built-in vehicle door harness; the car door guide mechanism is arranged on the left side of the horizontal section and used for controlling the inner gap between the car door and the side wall so as to facilitate the leading-in of the car door; the vehicle door lifting mechanism is arranged on the lower side of the vertical section and is used for assisting in lifting the vehicle door; the side wall door opening positioning mechanism is arranged on the lower side of the vertical section and used for positioning the side wall door opening edge; two stop gear all set up the downside at the vertical section for the face difference of adjustment door and side wall lower part.

The further improvement lies in that: the side wall door opening clamping mechanism comprises a fixed clamping block, a hinged seat, a handle, a movable clamping plate and a connecting arm; the fixed clamping block is arranged on one side surface of the main body frame facing the vehicle door; the hinge seat is arranged on one side surface of the main body frame, which is far away from the vehicle door; the handle is hinged with the hinge seat; one end of the connecting arm is hinged with the hinge seat, and the other end of the connecting arm is provided with a movable clamping block matched with the fixed clamping block; one end of the movable clamping plate is hinged with the middle part of the connecting arm, and the other end of the movable clamping plate is hinged with the middle part of the handle.

The further improvement lies in that: the vehicle door positioning mechanism comprises a first mounting seat, a first connecting block and a pin seat; the first mounting seat is fixedly connected with the main body frame; the first connecting block is of an L-shaped structure, one side edge of the first connecting block is connected with the first mounting seat, and the other side edge of the first connecting block is connected with the pin seat; the pin seat is provided with a first positioning pin, and the head of the first positioning pin is provided with two positioning surfaces oppositely.

The further improvement lies in that: the side wall main positioning mechanism comprises a second mounting seat, a second connecting block, a first mounting plate and a first connecting plate; the second mounting seat is fixedly connected with the main body frame; the second connecting block is of an L-shaped structure, one side edge of the second connecting block is connected with the second mounting seat, and the other side edge of the second connecting block is connected with the first connecting plate; the first connecting plate is provided with a first lightening hole and is connected with the first mounting plate through a first inclined transition plate; a second positioning pin is arranged on the first mounting plate; the side wall secondary positioning mechanism comprises a third mounting seat, a third connecting block and a second mounting plate; the third mounting seat is fixedly connected with the main body frame; the third connecting block is of an L-shaped structure, one side edge of the third connecting block is connected with the third mounting seat, and the other side edge of the third connecting block is connected with the second mounting plate; and a third positioning pin is arranged on the second mounting plate.

The further improvement lies in that: the vehicle door guide mechanism comprises a fourth mounting seat and a second connecting plate; the fourth mounting seat is fixedly connected with the main body frame; a second lightening hole is formed in the second connecting plate, one end of the second connecting plate is connected with the fourth mounting seat, and the other end of the second connecting plate is bent to form a first limiting plate; and a third lightening hole is formed in the first limiting plate.

The further improvement lies in that: the door opening positioning mechanism comprises a fifth mounting seat and a third connecting plate; the fifth mounting seat is fixedly connected with the main body frame; and a fourth lightening hole is formed in the third connecting plate, one end of the third connecting plate is connected with the fifth mounting seat, and the other end of the third connecting plate is bent to form a second limiting plate.

The further improvement lies in that: the vehicle door lifting mechanism comprises a sixth mounting seat, a fourth connecting plate and a fifth connecting plate; the sixth mounting seat is fixedly connected with the main body frame; a fifth lightening hole is formed in the fourth connecting plate, one end of the fourth connecting plate is connected with the sixth mounting seat, and the other end of the fourth connecting plate is connected with one end of the fifth connecting plate through a second inclined transition plate; and a sixth lightening hole is formed in the fifth connecting plate, the other end of the fifth connecting plate is bent to form a supporting plate, and a supporting block is arranged on the supporting plate.

The further improvement lies in that: the side wall door opening positioning mechanism comprises a third mounting plate, a third inclined transition plate and a third limiting plate which are sequentially connected; the third mounting plate is fixedly connected with the main body frame; and a limiting open slot is formed in the third limiting plate.

The further improvement lies in that: the limiting mechanism comprises a first mounting block fixedly connected with the main body frame, and one end of the first mounting block is bent to form a limiting block.

The further improvement lies in that: the magnetic positioning mechanism comprises a second mounting block and a seventh mounting seat; the second mounting block is fixedly connected with the main body frame, the seventh mounting seat is connected with the second mounting block, and a magnet is arranged on the seventh mounting seat.

The beneficial effects of the utility model reside in that:

the utility model provides a white automobile body door of car dress transfer process uniformity poor, external assembly system drops into to take up an area of greatly, maintains the big scheduling problem of the maintenance degree of difficulty, and this harness is small and exquisite light, and is with low costs, uses and maintains the convenience, and the precision is high.

Drawings

FIG. 1 is a perspective view of a built-in door harness in an embodiment of the present invention;

FIG. 2 is a front view of the built-in door harness in an embodiment of the present invention;

FIG. 3 is a perspective view of a side wall door opening clamping mechanism in an embodiment of the present invention;

FIG. 4 is a perspective view of the side wall door opening clamping mechanism in another view angle in the embodiment of the present invention;

FIG. 5 is a schematic structural view of a door positioning mechanism according to an embodiment of the present invention;

FIG. 6 is a schematic structural view of the main positioning mechanism of the side wall in the embodiment of the present invention;

FIG. 7 is a schematic structural view of a side-surrounding secondary positioning mechanism in an embodiment of the present invention;

FIG. 8 is a schematic structural view of a door guide mechanism according to an embodiment of the present invention;

FIG. 9 is a schematic structural view of a door opening positioning mechanism according to an embodiment of the present invention;

FIG. 10 is a schematic structural view of a door lift mechanism according to an embodiment of the present invention;

FIG. 11 is a schematic structural view of a side wall door opening positioning mechanism in an embodiment of the present invention;

fig. 12 is a schematic structural view of a limiting mechanism in an embodiment of the present invention;

fig. 13 is a schematic structural view of a magnetic positioning mechanism in an embodiment of the present invention;

fig. 14 is a schematic view of the built-in door harness according to an embodiment of the present invention.

Reference numerals:

100-a body frame; 101-horizontal segment; 102-a vertical segment; 103-a reinforcing plate;

200-side wall door opening clamping mechanism; 201-a hinged seat; 202-a handle; 203-movable clamping plate; 204-connecting arm; 205-a movable clamping block; 206-fixed clamping block;

300-a vehicle door positioning mechanism; 301-a first mount; 302-a first connection block; 303-pin boss; 304-a first locator pin; 305-a positioning surface;

400-side wall main positioning mechanism; 401-a second mount; 402-a second connection block; 403-a first connection plate; 404-a first lightening hole; 405-a first inclined transition plate; 406-a first mounting plate; 407-a second locating pin;

500-side wall secondary positioning mechanism; 501-a third mounting seat; 502-a third connection block; 503-a second mounting plate; 504-third locating pin;

600-vehicle door guide mechanism; 601-a fourth mount; 602-a second connecting plate; 603-a second lightening hole; 604-a first limiting plate; 605-a third lightening hole;

700-door opening positioning mechanism; 701-a fifth mounting seat; 702-a third connecting plate; 703-a second limiting plate; 704-a fourth lightening hole;

800-vehicle door lifting mechanism; 801-a sixth mount; 802-a fourth connection board; 803-fifth lightening hole; 804-a fifth connecting plate; 805-sixth lightening holes; 806-a pallet; 807-a support block; 808-a second inclined transition plate;

900-side wall door opening positioning mechanism; 901-a third mounting plate; 902-a third tilted transition plate; 903-a third limiting plate; 904-limit open slot;

1000-a limiting mechanism; 1001-first mounting block; 1002-a limiting block;

1100-magnetic positioning mechanism; 1101-a second mounting block; 1102-a seventh mount; 1103-magnet.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and "a plurality" or "a plurality" in the description of the invention means two or more unless a specific definition is explicitly provided.

The technical solution and the advantages of the present invention will be more clear and clear by further describing the embodiments of the present invention with reference to the drawings of the specification. The embodiments described below are exemplary and are intended to be illustrative of the present invention, but should not be construed as limiting the invention.

Referring to fig. 1 and 14, an embodiment of the present invention provides a built-in vehicle door harness, which includes a main body frame 100, and further includes a two-side door opening clamping mechanism 200, two vehicle door positioning mechanisms 300, a side wall main positioning mechanism 400, a side wall secondary positioning mechanism 500, a door opening positioning mechanism 700, a vehicle door guiding mechanism 600, a vehicle door lifting mechanism 800, a side wall door opening positioning mechanism 900, and two limiting mechanisms 1000;

referring to fig. 2, the main body frame 100 includes a horizontal section 101 and a vertical section 102 disposed at a lower side of a right end of the horizontal section 101; the horizontal section 101 is provided with a plurality of magnetic positioning mechanisms 1100; specifically, a reinforcing plate 103 is disposed between the horizontal segment 101 and the vertical segment 102. In this embodiment, there are 4 magnetic positioning mechanisms 1100 respectively disposed at the peripheral edges of the horizontal section 101. The main body frame is used for installing and positioning the side wall door opening tooth edge and the vehicle door positioning mechanism, and is made of aluminum alloy materials, so that the whole weight is reduced.

The two side wall door opening clamping mechanisms 200 are respectively arranged at the left side and the right side of the horizontal section 101, the side wall door opening clamping mechanism 200 positioned at the left side is used for clamping the rear tooth edge of the side wall door opening, and the side wall door opening clamping mechanism 200 positioned at the right side is used for clamping the front tooth edge of the side wall door opening;

two door positioning mechanism 300 set up respectively in the left and right sides of horizontal segment 101 for door accurate positioning can adjust by three direction, the main control door and A, B post's clearance, positioning accuracy 0.1 mm.

The side wall main positioning mechanism 400 is arranged on the right side of the horizontal section 101, the side wall secondary positioning mechanism 500 is arranged on the left side of the horizontal section 101, and the door opening positioning mechanism 700 is arranged on the left side of the horizontal section 101 and is used for positioning the built-in vehicle door harness;

the vehicle door guide mechanism 600 is arranged on the left side of the horizontal section 101 and is used for controlling the inner gap between the vehicle door and the side wall and guiding the vehicle door into a positioning system in advance;

the vehicle door lifting mechanism 800 is arranged at the lower side of the vertical section 102 and is used for assisting in lifting the vehicle door; avoid the door gravity to cause positioning deviation.

The side wall door opening positioning mechanism 900 is arranged at the lower side of the vertical section 102 and is used for positioning the side wall door opening edge;

the two limiting mechanisms 1000 are both arranged at the lower side of the vertical section 102 and are used for adjusting the surface difference between the vehicle door and the lower part of the side wall.

Referring to fig. 3 and 4, the side wall door opening clamping mechanism 200 includes a fixed clamping block 206, a hinged seat 201, a handle 202, a movable clamping plate 203, and a connecting arm 204; the fixed clamp block 206 is provided on a side surface of the body frame 100 facing the door; the hinge seat 201 is arranged on one side surface of the main body frame 100, which faces away from the vehicle door; the handle 202 is hinged with the hinge seat 201; one end of the connecting arm 204 is hinged with the hinge seat 201, and the other end of the connecting arm 204 is provided with a movable clamping block 205 matched with the fixed clamping block 206; one end of the movable clamping plate 203 is hinged with the middle part of the connecting arm 204, and the other end of the movable clamping plate 203 is hinged with the middle part of the handle 202.

Referring to fig. 5, the door positioning mechanism 300 includes a first mounting seat 301, a first connecting block 302, and a pin seat 303; the first mounting seat 301 is fixedly connected with the main body frame 100; the first connecting block 302 is in an L-shaped structure, one side edge of the first connecting block 302 is connected with the first mounting seat 301, and the other side edge of the first connecting block 302 is connected with the pin seat 303; the pin base 303 is provided with a first positioning pin 304, and the head of the first positioning pin 304 is provided with two positioning surfaces 305 opposite to each other.

Referring to fig. 6, the side wall main positioning mechanism 400 includes a second mounting seat 401, a second connecting block 402, a first mounting plate 406, and a first connecting plate 403; the second mounting seat 401 is fixedly connected with the main body frame 100; the second connecting block 402 is in an L-shaped structure, one side of the second connecting block 402 is connected with the second mounting seat 401, and the other side of the second connecting block 402 is connected with the first connecting plate 403; the first connecting plate 403 is provided with a first lightening hole 404, and the first connecting plate 403 is connected with a first mounting plate 406 through a first inclined transition plate 405; a second positioning pin 407 is arranged on the first mounting plate 406;

referring to fig. 7, the side secondary positioning mechanism 500 includes a third mounting seat 501, a third connecting block 502 and a second mounting plate 503; the third mounting seat 501 is fixedly connected with the main body frame 100; the third connecting block 502 is in an L-shaped structure, one side of the third connecting block 502 is connected with the third mounting seat 501, and the other side of the third connecting block 502 is connected with the second mounting plate 503; a third positioning pin 504 is provided on the second mounting plate 503.

Referring to fig. 8, the door guide mechanism 600 includes a fourth mounting seat 601, a second connecting plate 602; the fourth mounting seat 601 is fixedly connected with the main body frame 100; a second lightening hole 603 is formed in the second connecting plate 602, one end of the second connecting plate 602 is connected with the fourth mounting seat 601, and the other end of the second connecting plate 602 is bent to form a first limiting plate 604; the first limiting plate 604 is provided with a third lightening hole 605.

Referring to fig. 9, a fifth mounting seat 701 and a third connecting plate 702 of the door opening positioning mechanism 700; the fifth mounting seat 701 is fixedly connected with the main body frame 100; a fourth lightening hole 704 is formed in the third connecting plate 702, one end of the third connecting plate 702 is connected with the fifth mounting seat 701, and the other end of the third connecting plate 702 is bent to form a second limiting plate 703.

Referring to fig. 10, the door lifting mechanism 800 includes a sixth mounting seat 801, a fourth connecting plate 802, and a fifth connecting plate 804; the sixth mounting seat 801 is fixedly connected with the main body frame 100; a fifth lightening hole 803 is formed in the fourth connecting plate 802, one end of the fourth connecting plate 802 is connected with the sixth mounting seat 801, and the other end of the fourth connecting plate 802 is connected with one end of the fifth connecting plate 804 through a second inclined transition plate 808; the fifth connecting plate 804 is provided with a sixth lightening hole 805, the other end of the fifth connecting plate 804 is bent to form a supporting plate 806, and the supporting plate 806 is provided with a supporting block 807.

Referring to fig. 11, the side door opening positioning mechanism 900 includes a third mounting plate 901, a third inclined transition plate 902 and a third limiting plate 903, which are connected in sequence; the third mounting plate 901 is fixedly connected with the main body frame 100; the third limiting plate 903 is provided with a limiting open groove 904.

Referring to fig. 12, the limiting mechanism 1000 includes a first mounting block 1001 fixedly connected to the main body frame 100, and one end of the first mounting block 1001 is bent to form a limiting block 1002.

Referring to fig. 13, the magnetic positioning mechanism 1100 includes a second mounting block 1101 and a seventh mounting block 1102; the second mounting block 1101 is fixedly connected to the main body frame 100, the seventh mounting seat 1102 is connected to the second mounting block 1101, and a magnet 1103 is disposed on the seventh mounting seat 1102.

When the automobile door hinge bolt is used, the positioning mechanism positions the harness on the side wall door opening tooth edge, clamps the two manual clamping devices, positions the automobile door on the harness, firmly sucks the automobile door through the iron on the harness, and opens the automobile door to take out the harness to assemble the next automobile body after an operator tightly beats the automobile door hinge bolt.

In the description of the specification, reference to the description of "one embodiment," "preferably," "an example," "a specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention, and schematic representations of the terms in this specification do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

With the above structure and principle in mind, those skilled in the art should understand that the present invention is not limited to the above embodiments, and all modifications and substitutions based on the present invention and adopting the known technology in the art are within the scope of the present invention, which should be limited by the claims.

Claims

1. An interior door harness comprising a main body frame (100), characterized in that: the device also comprises two side wall door opening clamping mechanisms (200), two vehicle door positioning mechanisms (300), a side wall main positioning mechanism (400), a side wall secondary positioning mechanism (500), a door opening positioning mechanism (700), a vehicle door guide mechanism (600), a vehicle door lifting mechanism (800), a side wall door opening positioning mechanism (900) and two limiting mechanisms (1000);

the main body frame (100) comprises a horizontal section (101) and a vertical section (102) arranged on the lower side of the right end of the horizontal section (101); the horizontal section (101) is provided with a plurality of magnetic positioning mechanisms (1100);

the two side wall door opening clamping mechanisms (200) are respectively arranged at the left side and the right side of the horizontal section (101), the side wall door opening clamping mechanism (200) positioned at the left side is used for clamping the rear tooth edge of the side wall door opening, and the side wall door opening clamping mechanism (200) positioned at the right side is used for clamping the front tooth edge of the side wall door opening;

the two vehicle door positioning mechanisms (300) are respectively arranged at the left side and the right side of the horizontal section (101) and are used for positioning the vehicle door and controlling the gaps between the vehicle door and the A column and the B column;

the side wall main positioning mechanism (400) is arranged on the right side of the horizontal section (101), the side wall secondary positioning mechanism (500) is arranged on the left side of the horizontal section (101), and the door opening positioning mechanism (700) is arranged on the left side of the horizontal section (101) and is used for positioning the built-in vehicle door harness;

the vehicle door guide mechanism (600) is arranged on the left side of the horizontal section (101) and is used for controlling the inner gap between the vehicle door and the side wall, so that the vehicle door can be guided in conveniently;

the vehicle door lifting mechanism (800) is arranged on the lower side of the vertical section (102) and is used for assisting in lifting the vehicle door;

the side wall door opening positioning mechanism (900) is arranged on the lower side of the vertical section (102) and used for positioning the side wall door opening edges;

the two limiting mechanisms (1000) are arranged on the lower side of the vertical section (102) and are used for adjusting the surface difference between the lower parts of the vehicle door and the side body.

2. The built-in door harness according to claim 1, characterized in that: the side wall door opening clamping mechanism (200) comprises a fixed clamping block (206), a hinged seat (201), a handle (202), a movable clamping plate (203) and a connecting arm (204); the fixed clamping block (206) is arranged on one side surface of the main body frame (100) facing the vehicle door; the hinge seat (201) is arranged on one side surface of the main body frame (100) departing from the vehicle door; the handle (202) is hinged with the hinge seat (201); one end of the connecting arm (204) is hinged with the hinge seat (201), and the other end of the connecting arm (204) is provided with a movable clamping block (205) matched with the fixed clamping block (206); one end of the movable clamping plate (203) is hinged with the middle part of the connecting arm (204), and the other end of the movable clamping plate (203) is hinged with the middle part of the handle (202).

3. The built-in door harness according to claim 1, characterized in that: the vehicle door positioning mechanism (300) comprises a first mounting seat (301), a first connecting block (302) and a pin seat (303); the first mounting seat (301) is fixedly connected with the main body frame (100); the first connecting block (302) is of an L-shaped structure, one side edge of the first connecting block (302) is connected with the first mounting seat (301), and the other side edge of the first connecting block (302) is connected with the pin seat (303); the pin seat (303) is provided with a first positioning pin (304), and the head of the first positioning pin (304) is provided with two positioning surfaces (305) oppositely.

4. The built-in door harness according to claim 1, characterized in that: the side wall main positioning mechanism (400) comprises a second mounting seat (401), a second connecting block (402), a first mounting plate (406) and a first connecting plate (403); the second mounting seat (401) is fixedly connected with the main body frame (100); the second connecting block (402) is of an L-shaped structure, one side edge of the second connecting block (402) is connected with the second mounting seat (401), and the other side edge of the second connecting block (402) is connected with the first connecting plate (403); the first connecting plate (403) is provided with a first lightening hole (404), and the first connecting plate (403) is connected with the first mounting plate (406) through a first inclined transition plate (405); a second positioning pin (407) is arranged on the first mounting plate (406); the side wall secondary positioning mechanism (500) comprises a third mounting seat (501), a third connecting block (502) and a second mounting plate (503); the third mounting seat (501) is fixedly connected with the main body frame (100); the third connecting block (502) is of an L-shaped structure, one side edge of the third connecting block (502) is connected with the third mounting seat (501), and the other side edge of the third connecting block (502) is connected with the second mounting plate (503); and a third positioning pin (504) is arranged on the second mounting plate (503).

5. The built-in door harness according to claim 1, characterized in that: the vehicle door guide mechanism (600) comprises a fourth mounting seat (601) and a second connecting plate (602); the fourth mounting seat (601) is fixedly connected with the main body frame (100); a second lightening hole (603) is formed in the second connecting plate (602), one end of the second connecting plate (602) is connected with the fourth mounting seat (601), and the other end of the second connecting plate (602) is bent to form a first limiting plate (604); and a third lightening hole (605) is formed in the first limiting plate (604).

6. The built-in door harness according to claim 1, characterized in that: the door opening positioning mechanism (700) comprises a fifth mounting seat (701) and a third connecting plate (702); the fifth mounting seat (701) is fixedly connected with the main body frame (100); a fourth lightening hole (704) is formed in the third connecting plate (702), one end of the third connecting plate (702) is connected with the fifth mounting seat (701), and the other end of the third connecting plate (702) is bent to form a second limiting plate (703).

7. The built-in door harness according to claim 1, characterized in that: the vehicle door lifting mechanism (800) comprises a sixth mounting seat (801), a fourth connecting plate (802) and a fifth connecting plate (804); the sixth mounting seat (801) is fixedly connected with the main body frame (100); a fifth lightening hole (803) is formed in the fourth connecting plate (802), one end of the fourth connecting plate (802) is connected with the sixth mounting seat (801), and the other end of the fourth connecting plate (802) is connected with one end of the fifth connecting plate (804) through a second inclined transition plate (808); a sixth lightening hole (805) is formed in the fifth connecting plate (804), the other end of the fifth connecting plate (804) is bent to form a supporting plate (806), and a supporting block (807) is arranged on the supporting plate (806).

8. The built-in door harness according to claim 1, characterized in that: the side wall door opening positioning mechanism (900) comprises a third mounting plate (901), a third inclined transition plate (902) and a third limiting plate (903) which are sequentially connected; the third mounting plate (901) is fixedly connected with the main body frame (100); and a limiting open slot (904) is formed in the third limiting plate (903).

9. The built-in door harness according to claim 1, characterized in that: the limiting mechanism (1000) comprises a first mounting block (1001) fixedly connected with the main body frame (100), and one end of the first mounting block (1001) is bent to form a limiting block (1002).

10. The built-in door harness according to claim 1, characterized in that: the magnetic positioning mechanism (1100) comprises a second mounting block (1101) and a seventh mounting seat (1102); the second mounting block (1101) is fixedly connected with the main body frame (100), the seventh mounting seat (1102) is connected with the second mounting block (1101), and a magnet (1103) is arranged on the seventh mounting seat (1102).