CN112960049B - Automobile front grille assembling and positioning tool and front grille assembling method - Google Patents
Automobile front grille assembling and positioning tool and front grille assembling method Download PDFInfo
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- CN112960049B CN112960049B CN202110389670.7A CN202110389670A CN112960049B CN 112960049 B CN112960049 B CN 112960049B CN 202110389670 A CN202110389670 A CN 202110389670A CN 112960049 B CN112960049 B CN 112960049B
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- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 238000009434 installation Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000013643 reference control Substances 0.000 description 3
- 229910003460 diamond Inorganic materials 0.000 description 2
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- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D65/00—Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for
- B62D65/02—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components
- B62D65/024—Positioning of sub-units or components with respect to body shell or other sub-units or components
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D65/00—Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for
- B62D65/02—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components
- B62D65/16—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components the sub-units or components being exterior fittings, e.g. bumpers, lights, wipers, exhausts
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Abstract
The invention discloses an automobile front grille assembling and positioning tool which comprises a positioning main beam, a positioning mechanism I and a positioning mechanism II, wherein the positioning mechanism I is used for being connected with a front end frame of an automobile body, the positioning mechanism II is used for assembling a front grille, the positioning mechanism I and the positioning mechanism II are both connected to the positioning main beam, the positioning main beam is installed on the front end frame of the automobile body through the positioning mechanism I, the front grille is installed on a front bumper, and the positioning mechanism II is connected to the front grille. The front grille assembling and positioning tool provided by the invention is substantially used for simulating an X-direction assembling mode of a front protection upper decorative plate and a front grille, three positioning pins are arranged on the positioning tool and inserted into the front grille during assembling of the front grille, the X-direction posture and the Y-direction posture of the front grille assembled on a vehicle body are ensured, namely, the matching of two parts is directly related through the tool, the size chain is shortened, and the appearance matching quality of the part is more efficiently ensured. The invention also provides an automobile front grille assembling method.
Description
Technical Field
The invention belongs to the technical field of front grille assembly, and particularly relates to an automobile front grille assembly positioning tool and a front grille assembly method.
Background
The front-protection upper decorative plate and the front grille are used as important parts for appearance matching, the gap between the front-protection upper decorative plate and the front grille directly influences the attractiveness and quality requirements of the front face area of the whole vehicle, and the gap between the front-protection upper decorative plate and the hair cover naturally becomes one of the most important attention areas of a user and is also a key point and a difficulty point in whole vehicle matching.
At present, the upper decorative plate of the front protector of a host factory is directly positioned on the front grille and cannot be made into an X-direction adjustable structure due to the structural limitation of a product. The front grille is installed on the vehicle body without an X-direction reference standard, and the assembly result of the front grille directly influences the gap between the front upper decorative plate and the hood. The gap between the front bumper upper decorative plate and the hair cover is difficult to adjust on site, the assembly consistency is poor, staffs complain about the gap, and the appearance matching requirement is difficult to achieve.
One of the very common positioning designs for the front grille of an automobile is that the A datum controls the X direction (19 mounting clips and the front grille)Preceding guarantor carries out the joint spacing), B benchmark control Z is to (fixed with the automobile body through 4M 6 bolts, 3 installation via holes of preceding grid
A Y-direction positioning hole is 6.2X12.2mm), a C-reference control Y-direction (the front grille positioning hole is 6.2X12.2mm and is positioned with a vehicle body through an M6 bolt), a D-reference control Z-direction (11 installation cards on the front grille are clamped and limited with a front guard), and an E-reference control Y-direction (6 installation cards on the front grille are clamped and limited with the front guard). The assembly positioning mode can well control the Y-direction posture of the front grille installed on the vehicle body, but the matching of the X-direction gap between the front upper decorative plate and the hood is very poor in effect and poor in consistency.
At present, the host computer factory mostly adopts preceding guarantor to go up decorative board Z to the mounting point design and become the via hole, at final assembly adjustment station, lets the part slightly warp to improve preceding guarantor go up decorative board and send out the matching effect in lid X to the clearance through external force, also brings following not enough simultaneously:
1. the final assembly stations are adjusted on line, full-time stations are added to the production line, and the labor cost is increased;
2. the manual adjustment efficiency is low, and the requirements of quick and efficient production rhythm cannot be met;
3. the consistency is poor, basically 100% of the consistency needs to be adjusted, and production staff have great complaints;
4. the requirement on the precision of the vehicle body is extremely high, and the gap between the front grille and the hood cannot be adjusted to meet the DTS requirement when the tolerance of the vehicle body exceeds the allowable range;
5. the requirements of users on the appearance of the appearance with higher and higher beauty and quality cannot be met.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the automobile front grille assembling and positioning tool which is simple in structure and convenient to use, so that the front grille is well ensured in the X-direction position of an automobile body during assembling, the requirement of the matching of a front upper decorative plate and an X-direction gap of a hood is met, and the consistency of the matching gap of the front upper decorative plate and the X-direction gap of the hood is well ensured; the invention also provides a front grille assembling method.
In order to achieve the purpose, the technical scheme of the invention is as follows: the utility model provides a grid positioning frock before car which characterized in that: including the location girder, be used for with the positioning mechanism I of automobile body front end frame attach and be used for assembling the positioning mechanism II of preceding grid, positioning mechanism I and positioning mechanism II all connect on the location girder, and the location girder passes through positioning mechanism I to be installed on automobile body front end frame, and preceding grid is installed before and is protected, and positioning mechanism II is connected in the front on the grid.
Further, positioning mechanism I includes main locating pin I, inferior locating pin and locating surface, and main locating pin I and inferior locating pin set up respectively at the both ends of location girder, and the locating surface setting is located between main locating pin I, the inferior locating pin at location girder bottom surface.
Furthermore, a main positioning hole and a secondary positioning hole which are matched with the main positioning pin I and the secondary positioning pin are arranged on the front end frame of the automobile body, positioning blocks are arranged beside the main positioning hole and the secondary positioning hole, the main positioning pin I and the secondary positioning pin are respectively inserted into the main positioning hole and the secondary positioning hole, and the positioning surface is attached to the top surface of the positioning blocks.
Furthermore, the main locating pin I is a round pin, a plane is cut on the secondary locating pin, and the plane is symmetrically cut on the secondary locating pin.
Furthermore, positioning mechanism II includes main locating pin II, vice locating pin I and vice locating pin II, and vice locating pin I and vice locating pin II are connected at the both ends of location girder, and main locating pin II is connected at the middle part of location girder, and main locating pin II is located between vice locating pin I and vice locating pin II.
Furthermore, the positioning mechanism II further comprises a connecting plate, the main positioning pin II, the auxiliary positioning pin I and the auxiliary positioning pin II are respectively connected to the positioning girder through the connecting plate, one end of the connecting plate is perpendicularly connected to the positioning girder, and the other end of the connecting plate extends out of the positioning girder.
Furthermore, the connecting plate is Z style of calligraphy structure, and main locating pin II, vice locating pin I and vice locating pin II are installed on the low board of connecting plate Z style of calligraphy structure, and the high board of connecting plate Z style of calligraphy structure is installed on the location girder.
Furthermore, positioning mechanism II still includes the backup pad, and the backup pad is the Z style of calligraphy structure, and the low board of backup pad is connected on the connecting plate, and main locating pin II, vice locating pin I and vice locating pin II pass the high board of backup pad and the low board of connecting plate in proper order and peg graft on preceding grid.
Furthermore, the auxiliary positioning pin I and the auxiliary positioning pin II are cylindrical pins, the bottom end of the main positioning pin II is provided with a limiting block, and the limiting block is inserted into the front grating to control the X direction and the Y direction of the front grating.
The invention also provides an automobile front grille assembling method, which comprises the following steps:
a. opening an engine cover, assembling a positioning tool on a front end frame of a vehicle body, respectively inserting a main positioning pin I and a secondary positioning pin of a positioning mechanism I into a main positioning hole 21 and a secondary positioning hole 22 on the front end frame of the vehicle body, attaching a positioning surface to the top surface of a positioning block, and controlling the Z direction;
b. the front grille is installed on the front bumper firstly, then the main positioning pin II is inserted into the front grille to control the X direction and the Y direction of the front grille, and then the auxiliary positioning pin I and the auxiliary positioning pin II are inserted into the front grille to control the X direction of the front grille;
c. and tightening the front grid connecting bolt, taking out the front grid assembling and positioning tool, and finishing the installation.
The technical scheme adopted by the invention has the advantages that:
1. according to the invention, under the opening state of the front engine cover, the positioning tool is utilized to simulate the X-direction assembling mode of the front protection upper decorative plate and the front grille, the appearance matching effect of the X-direction gap between the front protection upper decorative plate and the hood is directly and effectively ensured, the installation and adjustment frequency is reduced, and the consistency is high.
2. In order to improve the matching effect, the invention establishes a direct-connection size thinking mode by breaking a chain ring, shortens a size chain, and ensures that the front grille is well ensured in the X-direction position of the vehicle body during assembly, thereby meeting the requirement of X-direction gap matching between the front upper decorative plate and the hair cover, reducing the adjustment amount of the general assembly and debugging station, reducing complaints of production staff, well ensuring the consistency of the X-direction matching gap between the front upper decorative plate and the hair cover, and putting the structure into use.
Drawings
The invention is described in further detail below with reference to the following figures and detailed description:
FIG. 1 is a schematic view of a positioning tool according to the present invention;
FIG. 2 is a bottom schematic view of the positioning tool of the present invention;
FIG. 3 is a partial schematic view of the present invention;
FIG. 4 is a schematic view of a connecting surface between a front end frame and a positioning tool of a vehicle body according to the present invention;
FIG. 5 is a schematic view of the front grill of the present invention assembled in a tooling assembly;
FIG. 6 is a schematic cross-sectional view of the location of the front grille and the fixture simulated front upper trim panel of the present invention (middle main positioning pin II position).
The labels in the above figures are respectively: 1. positioning a main beam; 2. a vehicle body front end frame; 21. a main positioning hole; 22. secondary positioning holes; 23. positioning blocks; 3. a front grille; 41. a main positioning pin I; 42. a secondary positioning pin; 421. cutting a plane; 43. positioning the surface; 51. a main positioning pin II; 52. an auxiliary positioning pin I; 53. a secondary positioning pin II; 54. a connecting plate; 55. a support plate; 56. and a limiting block.
Detailed Description
In the present invention, it is to be understood that the term "length"; "Width"; "Up"; "Down"; "front"; "Back"; "left"; "Right"; "vertical"; "horizontal"; "Top"; "bottom" "inner"; "outer"; "clockwise"; "counterclockwise"; "axial"; "planar direction"; "circumferential" and the like indicate orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, for convenience in describing the invention and simplifying the description, but do not indicate or imply that the indicated device or element must have a particular orientation; constructed and operative in a particular orientation and therefore should not be construed as limiting the invention.
As shown in figures 1 to 6, a grid positioning frock before car, including location girder 1, be used for with the automobile body front end frame 2 be connected positioning mechanism I and be used for assembling preceding grid 3 positioning mechanism II, positioning mechanism I and positioning mechanism II all connect on location girder 1, and location girder 1 passes through positioning mechanism I to be installed on automobile body front end frame 2, and preceding grid 3 is installed before protecting, and positioning mechanism II connects on preceding grid 3.
The positioning mechanism I comprises a main positioning pin I41, a secondary positioning pin 42 and a positioning surface 43, the main positioning pin I41 and the secondary positioning pin 42 are respectively arranged at two end parts of the positioning main beam 1, and the positioning surface 43 is arranged on the bottom surface of the positioning main beam 1 and is located between the main positioning pin I41 and the secondary positioning pin 42.
The front end frame 2 of the vehicle body is provided with a main positioning hole 21 and a secondary positioning hole 22 which are matched with the main positioning pin I41 and the secondary positioning pin 42, a positioning block 23 is arranged beside the main positioning hole 21 and the secondary positioning hole 22, the main positioning pin I41 and the secondary positioning pin 42 are respectively inserted into the main positioning hole 21 and the secondary positioning hole 22, a positioning surface 43 is attached to the top surface of the positioning block 23, and the Z direction is controlled during front grille assembly.
The main positioning pin I41 is a round pin, and the main positioning pin I41 is inserted into the main positioning hole 21 to control the X direction and the Y direction; the secondary positioning pin 42 is provided with a cut plane 421, the cut plane 421 on the secondary positioning pin 42 is symmetrically arranged, and the secondary positioning pin 42 can be preferably a diamond pin inserted into the secondary positioning hole 22 to control the X direction. The bottoms of the main positioning pin I41 and the secondary positioning pin 42 are provided with conical guide structures.
The positioning mechanism II comprises a main positioning pin II 51, an auxiliary positioning pin I52 and an auxiliary positioning pin II 53, the auxiliary positioning pin I52 and the auxiliary positioning pin II 53 are connected to two ends of the positioning main beam 1, the main positioning pin II 51 is connected to the middle of the positioning main beam 1, and the main positioning pin II 51 is located between the auxiliary positioning pin I52 and the auxiliary positioning pin II 53. The positioning mechanism II further comprises a connecting plate 54, the main positioning pin II 51, the auxiliary positioning pin I52 and the auxiliary positioning pin II 53 are connected to the positioning main beam 1 through the connecting plate 54 respectively, one end of the connecting plate 54 is vertically connected to the positioning main beam 1, and the other end of the connecting plate 54 extends out of the positioning main beam 1.
In order to avoid peripheral parts and make full use of space and reduce the length of the positioning pins, the connecting plate 54 is designed to be of a Z-shaped structure, the main positioning pin II 51, the auxiliary positioning pin I52 and the auxiliary positioning pin II 53 are arranged on a lower plate of the Z-shaped structure of the connecting plate 54, and a high plate of the Z-shaped structure of the connecting plate 54 is arranged on the positioning main beam 1. In order to facilitate the up-and-down movement of the positioning pin, the positioning mechanism II further comprises a supporting plate 55, the supporting plate 55 is of a Z-shaped structure, a low plate of the supporting plate 55 is connected onto the connecting plate 54, and a main positioning pin II 51, an auxiliary positioning pin I52 and an auxiliary positioning pin II 53 sequentially penetrate through a high plate of the supporting plate 55 and the low plate of the connecting plate 54 to be connected onto the front grating in an inserting mode.
The auxiliary positioning pin I52 and the auxiliary positioning pin II 53 are cylindrical pins, the bottom end of the main positioning pin II 51 is provided with a limiting block 56, and the limiting block 56 is inserted into the front grille to control the X direction and the Y direction of the front grille. The limiting block 56 is of a square structure, the shape of the limiting block 56 is designed in a copying mode according to the shape of a positioning hole in the front grille, the auxiliary positioning pin I52 and the auxiliary positioning pin II 53 are symmetrically arranged on two sides of the main positioning pin II 51 through round pins, the auxiliary positioning pin I52 and the auxiliary positioning pin II 53 are inserted into the front grille to control the X direction of the front grille, and the front grille can be finely adjusted in the Y direction.
And the main positioning pin I41, the secondary positioning pin 42, the main positioning pin II 51, the auxiliary positioning pin I52 and the auxiliary positioning pin II 53 are all provided with adjusting mechanisms for adjusting the extending lengths of the positioning pins.
The main positioning pin I41, the secondary positioning pin 42, the main positioning pin II 51, the auxiliary positioning pin I52 and the auxiliary positioning pin II 53 respectively comprise a pin rod 57, a pin sleeve 58 and a positioning nut 59, the pin sleeve 58 is sleeved on the pin rod 57, the pin rod 57 can move up and down in the pin sleeve 58, threads are arranged on the pin rod 57, the positioning nut 59 is connected on the pin rod 57 through the threaded connection sleeve, the positioning nut 59 is located below the pin sleeve 58, and the position of the positioning nut 59 on the pin rod 57 can be adjusted according to actual requirements. When the handle 61 is pulled down, the pin rod moves upwards, i.e. the positioning pin is lifted upwards, one end of the pin sleeve 58 is contacted with the lower bottom surface of the high plate of the supporting plate 55, the other end of the pin sleeve 58 is contacted with the positioning nut 56, and the pin shaft stops moving upwards and is locked.
The adjusting mechanism comprises a handle 61, a fixing block 62 and a hinge plate 63, wherein the fixing block 62 is installed on the upper top surface of the high plate of the supporting plate 55, the pin rod 57 is connected to the handle 61 through a pin shaft and moves along with the handle, one end of the hinge plate 63 is connected to two side portions of the fixing block 62 through a rotating shaft, and the other end of the hinge plate 63 is connected to two side portions of the handle 61 through a rotating shaft. The hinge plate 63 comprises a plate I631, a plate II 632 and a connecting rod 633, wherein the plate I631 and the plate II 632 are symmetrically connected to two side portions of the fixing block 62 and the handle 61, one end of the connecting rod 633 is connected to the plate I631, the other end of the connecting rod 633 is connected to the plate II 632, and the plate I631, the plate II 632 and the connecting rod 633 form an I-shaped structure.
When the handle 61 is pulled down, the handle 61 is in a horizontal state, the plate I631 and the plate II 632 of the hinge plate 63 are in a vertical state, and the handle 61 is perpendicular to the pin rod; when the handle 61 is pulled up, the handle 61 is in a vertical state and is in a line with the pin rod, the plate I631 and the plate II 632 of the hinge plate 63 are in a horizontal state, and the connecting rod 633 of the hinge plate 63 is just clamped on the side wall of the fixing block 62, so that the handle and the pin rod are positioned. Still be equipped with "7" style of calligraphy joint piece 7 on the location girder 1, joint piece 7 joint plays the effect of preliminary location on automobile body front end frame 2.
The front grille assembling and positioning tool provided by the invention is used for simulating an X-direction assembling mode of a front protective upper decorative plate and a front grille, three positioning pins are arranged on the positioning tool and inserted into the front grille during the assembling of the front grille, the X-direction posture and the Y-direction posture of the front grille assembled on a vehicle body are ensured, namely, the matching of two parts is directly related through the tool, the size chain is shortened, and the appearance matching quality of the part is more efficiently ensured.
The main positioning pin I41 on the front grille assembling and positioning tool is designed into a round pin, the secondary positioning pin 42 is designed into a diamond pin, the front end of the pin is provided with a guide, and the specific size is designed according to the size of the main positioning hole 21 and the secondary positioning hole 22 on the front end frame of the vehicle body; a Z-direction reference surface, i.e., a positioning block 23, is designed beside the main positioning hole 21 and the sub positioning hole 22, and the specific position is consistent with the assembly reference of the upper end of the front end frame, generally near the main positioning hole 21 and the sub positioning hole 22. An auxiliary positioning pin I52 and an auxiliary positioning pin II 53 are respectively designed at the left end and the right end of the tool to control the X direction of the front grille, a main positioning pin II 51 is designed at the middle position to control the X direction and the Y direction of the front grille, and the structure is designed into an adjustable structure; meanwhile, a Z-direction anti-overturning structure can be designed, namely the connecting rod 633 on the hinge plate 63 is clamped on the side wall of the fixing block 62, so that the stability of the tool is improved.
Based on the positioning tool, the invention also provides an automobile front grille assembling method, which comprises the following steps:
a. opening an engine cover, assembling a positioning tool on a front end frame 2 of a vehicle body, respectively inserting a main positioning pin I41 and a secondary positioning pin 42 of a positioning mechanism I into a main positioning hole 21 and a secondary positioning hole 22 on the front end frame 2 of the vehicle body, attaching a positioning surface 43 to the top surface of a positioning block 23, and controlling the Z direction;
b. the front grille is installed on the front bumper firstly, then the main positioning pin II 51 is inserted into the front grille to control the X direction and the Y direction of the front grille, and then the auxiliary positioning pin I52 and the auxiliary positioning pin II 53 are inserted into the front grille to control the X direction of the front grille;
c. and tightening the front grid connecting bolt, taking out the front grid assembling and positioning tool, and completing the installation.
According to the invention, under the opening state of the front engine cover, the positioning tool is utilized to simulate the X-direction assembling mode of the front protection upper decorative plate and the front grille, the appearance matching effect of the X-direction gap between the front protection upper decorative plate and the hood is directly and effectively ensured, the installation and adjustment frequency is reduced, and the consistency is high.
In order to improve the matching effect, the invention establishes a direct-connection size thinking mode by breaking a chain ring, shortens a size chain, and ensures that the front grille is well ensured in the X-direction position of the vehicle body during assembly, thereby meeting the requirement of X-direction gap matching between the front upper decorative plate and the hair cover, reducing the adjustment amount of the general assembly and debugging station, reducing complaints of production staff, well ensuring the consistency of the X-direction matching gap between the front upper decorative plate and the hair cover, and putting the structure into use.
According to the invention, the positions of the front grille assembled on the vehicle body in the X direction are directly related through the tool, so that the size chain ring is shortened, the gap between the front upper decorative plate and the hood is indirectly ensured, the increasingly high appearance quality requirement is ensured, and the consistency of the positions of the front grille assembled on the vehicle body in the X direction is high; the use of location frock has shortened workman online assembly time, can guarantee the clearance matching requirement during the assembly, can reduce adjustment work load again.
The invention is described above with reference to the accompanying drawings, it is obvious that the specific implementation of the invention is not limited by the above-mentioned manner, and it is within the scope of the invention to adopt various insubstantial modifications of the technical solution of the invention or to apply the concept and technical solution of the invention directly to other occasions without modification.
Claims (6)
1. The utility model provides a grid positioning frock before car which characterized in that: the front grille positioning device comprises a positioning main beam (1), a positioning mechanism I and a positioning mechanism II, wherein the positioning mechanism I is used for being connected with a front end frame (2) of a vehicle body, the positioning mechanism II is used for assembling a front grille (3), the positioning mechanism I and the positioning mechanism II are both connected to the positioning main beam (1), the positioning main beam (1) is installed on the front end frame (2) of the vehicle body through the positioning mechanism I, the front grille (3) is installed on a front bumper, and the positioning mechanism II is connected to the front grille (3); the positioning mechanism II comprises a main positioning pin II (51), an auxiliary positioning pin I (52) and an auxiliary positioning pin II (53), the auxiliary positioning pin I (52) and the auxiliary positioning pin II (53) are connected to two ends of the positioning main beam (1), the main positioning pin II (51) is connected to the middle of the positioning main beam (1), and the main positioning pin II (51) is located between the auxiliary positioning pin I (52) and the auxiliary positioning pin II (53); the positioning mechanism II further comprises a connecting plate (54), the main positioning pin II (51), the auxiliary positioning pin I (52) and the auxiliary positioning pin II (53) are respectively connected to the positioning main beam (1) through the connecting plate (54), one end of the connecting plate (54) is vertically connected to the positioning main beam (1), and the other end of the connecting plate (54) extends out of the positioning main beam (1); the connecting plate (54) is of a Z-shaped structure, the main positioning pin II (51), the auxiliary positioning pin I (52) and the auxiliary positioning pin II (53) are arranged on a lower plate of the Z-shaped structure of the connecting plate (54), and a high plate of the Z-shaped structure of the connecting plate (54) is arranged on the positioning main beam (1); the positioning mechanism II further comprises a supporting plate (55), the supporting plate (55) is of a Z-shaped structure, the lower plate of the supporting plate (55) is connected to the connecting plate (54), and the main positioning pin II (51), the auxiliary positioning pin I (52) and the auxiliary positioning pin II (53) sequentially penetrate through the high plate of the supporting plate (55) and the lower plate of the connecting plate (54) to be connected to the front grid in an inserted mode.
2. The automobile front grille assembling and positioning tool of claim 1, characterized in that: the positioning mechanism I comprises a main positioning pin I (41), a secondary positioning pin (42) and a positioning surface (43), the main positioning pin I (41) and the secondary positioning pin (42) are respectively arranged at two end parts of the positioning girder (1), and the positioning surface (43) is arranged between the main positioning pin I (41) and the secondary positioning pin (42) on the bottom surface of the positioning girder (1).
3. The automobile front grille assembling and positioning tool as claimed in claim 2, characterized in that: the automobile body front end frame (2) is provided with a main positioning hole (21) and a secondary positioning hole (22) which are matched with the main positioning pin I (41) and the secondary positioning pin (42), positioning blocks (23) are arranged beside the main positioning hole (21) and the secondary positioning hole (22), the main positioning pin I (41) and the secondary positioning pin (42) are respectively inserted into the main positioning hole (21) and the secondary positioning hole (22), and a positioning surface (43) is attached to the top surface of the positioning block (23).
4. The automobile front grille assembling and positioning tool of claim 3, characterized in that: the main positioning pin I (41) is a round pin, a cutting plane (421) is arranged on the secondary positioning pin (42), and the cutting plane (421) on the secondary positioning pin (42) is symmetrically arranged.
5. The automobile front grille assembling and positioning tool as claimed in claim 4, characterized in that: the auxiliary positioning pin I (52) and the auxiliary positioning pin II (53) are cylindrical pins, the bottom end of the main positioning pin II (51) is provided with a limiting block (56), and the limiting block (56) is inserted into the front grille to control the X direction and the Y direction of the front grille.
6. A method for assembling a front grille of an automobile is characterized in that: the automobile front grille assembling and positioning tool based on any one of claims 3 to 5, wherein the assembling method comprises the following steps:
a. opening an engine cover, assembling a positioning tool on a front end frame (2) of a vehicle body, respectively inserting a main positioning pin I (41) and a secondary positioning pin (42) of a positioning mechanism I into a main positioning hole (21) and a secondary positioning hole (22) on the front end frame (2) of the vehicle body, attaching a positioning surface (43) to the top surface of a positioning block (23), and controlling the Z direction;
b. the front grille is installed on the front bumper firstly, then the main positioning pin II (51) is inserted into the front grille to control the X direction and the Y direction of the front grille, and then the auxiliary positioning pin I (52) and the auxiliary positioning pin II (53) are inserted into the front grille to control the X direction of the front grille;
c. and tightening the front grid connecting bolt, taking out the front grid assembling and positioning tool, and finishing the installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110389670.7A CN112960049B (en) | 2021-04-12 | 2021-04-12 | Automobile front grille assembling and positioning tool and front grille assembling method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110389670.7A CN112960049B (en) | 2021-04-12 | 2021-04-12 | Automobile front grille assembling and positioning tool and front grille assembling method |
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| CN112960049A CN112960049A (en) | 2021-06-15 |
| CN112960049B true CN112960049B (en) | 2022-06-07 |
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| CN113859394A (en) * | 2021-11-09 | 2021-12-31 | 奇瑞汽车股份有限公司 | Tool for reversely arranging automobile engine cover and installation method of automobile engine cover |
| CN115107909B (en) * | 2022-07-29 | 2023-10-31 | 奇瑞汽车股份有限公司 | Auxiliary fixture of front grille assembly |
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| JP3765254B2 (en) * | 2001-07-25 | 2006-04-12 | 日産自動車株式会社 | Front end module assembly method and front end module assembly apparatus |
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| CN102749051A (en) * | 2012-02-17 | 2012-10-24 | 浙江豪情汽车制造有限公司 | Flexible inspection device for front portion of automobile |
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| CN112960049A (en) | 2021-06-15 |
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