CN214977327U - Automobile lower swing arm stamping part - Google Patents
Automobile lower swing arm stamping part Download PDFInfo
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- CN214977327U CN214977327U CN202121495240.5U CN202121495240U CN214977327U CN 214977327 U CN214977327 U CN 214977327U CN 202121495240 U CN202121495240 U CN 202121495240U CN 214977327 U CN214977327 U CN 214977327U
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- stamping
- swing arm
- stamping part
- lower swing
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Abstract
The utility model discloses an automobile lower swing arm stamping part, which comprises a lower swing arm main body, wherein a ball head component is fixedly welded and installed at one end of the lower swing arm main body, a rear bushing installation part is arranged at the other end of the lower swing arm main body, and a front bushing component is fixedly welded and installed at the middle protruding position of the lower swing arm main body; the lower swing arm main body comprises an upper stamping part and a lower stamping part, the lower surface edge bending degree of the upper stamping part forms a bending part perpendicular to the lower surface of the upper stamping part, and the upper surface edge bending degree of the lower stamping part forms a bending part perpendicular to the upper surface of the lower stamping part. The utility model discloses a set up locating pin and registration arm respectively on last stamping workpiece and lower stamping workpiece, can insert the locating hole of seting up in the registration arm through the locating pin one-to-one with last stamping workpiece bottom, correspond spacing welding with last stamping workpiece and install under on the stamping workpiece, can effectively prevent the dislocation welding between last stamping workpiece and the lower stamping workpiece.
Description
Technical Field
The utility model relates to an automobile parts field specifically is a swing arm stamping workpiece under car.
Background
The lower swing arm of the automobile is a very important part in an automobile steering system, is a main guide rod piece of a suspension and is used for realizing the up-and-down jumping of the suspension and simultaneously transmitting longitudinal force and lateral force.
At present, automobile lower swing arms in the market are mostly formed by welding stamping parts with double-layer structures, in order to ensure that the lower swing arms have sufficient rigidity and strength, the thicknesses of the upper and lower-layer stamping parts are generally required to be increased, but the lower swing arms are easy to have heavier mass and high manufacturing cost, and the requirements on the lower swing arms with light weight and excellent mechanical performance are more urgent along with the more severe requirements on the light weight and safety performance of automobiles; in addition, because the automobile lower swing arm is formed by welding stamping parts of double-layer structures, the stamping parts of the upper layer and the lower layer formed by stamping need to be aligned and welded, the upper layer and the lower layer cannot be misplaced by one wire in the aligning process of the stamping parts of the upper layer and the lower layer, otherwise, the welding misplacement of the upper layer and the lower layer can be caused, and further the welding insecure of the upper layer and the lower layer can be caused, and the lower swing arm welded in the misplacing mode can be installed on an automobile to have great potential safety hazards, so that the driving safety is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a swing arm stamping workpiece under car to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a lower swing arm stamping part for an automobile comprises a lower swing arm main body, wherein the lower swing arm main body is hollow, a ball head component is fixedly welded and installed at one end of the lower swing arm main body, a rear bushing installation part is arranged at the other end of the lower swing arm main body, and a front bushing component is fixedly welded and installed at the middle protruding position of the lower swing arm main body; the lower swing arm main body comprises an upper stamping part and a lower stamping part, the lower surface edge bending degree of the upper stamping part forms a bending part vertical to the lower surface of the upper stamping part, the upper surface edge bending degree of the lower stamping part forms a bending part vertical to the upper surface of the lower stamping part, the bending part formed by the lower surface edge of the upper stamping part is correspondingly welded on the bending part formed by the upper surface edge of the lower stamping part, the bottom of the upper stamping part is provided with three positioning pins, the positioning pins are uniformly distributed at the bottom end of the upper stamping part in a triangular manner, the top ends of the positioning pins are fixedly connected with the bottom end of the upper stamping part, the upper end of the lower stamping part is fixedly provided with three positioning pipes, the positioning pipes are uniformly distributed at the upper end of the lower stamping part in a triangular manner, and the bottom ends of the positioning pipes are fixedly connected with the upper end of the lower stamping part, the positioning pipe is characterized in that positioning holes are formed in the positioning pipe, the positioning holes completely penetrate through the positioning pipe and the bottom end of the lower stamping part, the positioning pins are correspondingly inserted and installed in the positioning holes, the bottom ends of the positioning pins penetrate through the positioning holes and extend out of the bottom end of the lower stamping part, and the bottom ends of the positioning pins are welded and installed at the bottom end of the lower stamping part to form welding points.
Preferably, an elliptical first lightening hole is formed in the middle of the upper stamping part.
Preferably, a circular second lightening hole is formed in the middle of the lower stamping part.
Preferably, one end of the rear bushing mounting part, which is positioned at the lower stamping part, is provided with a rear bushing mounting hole.
Preferably, the upper punch has a thickness of 2.5mm and the lower punch has a thickness of 3 mm.
Preferably, the upper punch and the lower punch are made of steel with the model number of CP 800.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a set up locating pin and registration arm respectively on last stamping workpiece and lower stamping workpiece, can insert the locating hole of seting up in the registration arm through the locating pin one-to-one with last stamping workpiece bottom, correspond spacing welding with last stamping workpiece and install under on the stamping workpiece, can effectively prevent the dislocation welding between last stamping workpiece and the lower stamping workpiece.
2. The utility model discloses with the bottom welding installation of locating pin under the bottom formation welding point of stamping workpiece, utilize the locating pin to be connected stamping workpiece and lower stamping workpiece fixed stay in the inside of last stamping workpiece and lower stamping workpiece, can further consolidate the lower swing arm that goes up the stamping workpiece and form down, further increased the firmness of swing arm down.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
fig. 2 is a top view of the lower swing arm main body of the present invention;
fig. 3 is an exploded view of the lower swing arm main body of the present invention;
fig. 4 is a bottom view of the lower swing arm main body of the present invention.
In the figure: 1-lower swing arm main body, 2-ball head component, 3-front bushing component, 4-rear bushing mounting part, 5-upper stamping part, 6-lower stamping part, 7-rear bushing mounting hole, 8-first lightening hole, 9-second lightening hole, 10-positioning pipe, 11-positioning pin, 12-positioning hole and 13-welding point.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a lower swing arm stamping part for an automobile comprises a lower swing arm main body 1, wherein the lower swing arm main body 1 is hollow, a ball head component 2 is fixedly welded and installed at one end of the lower swing arm main body 1, the lower swing arm main body 1 is conveniently connected with a steering knuckle through the ball head component 2, a rear bushing installation part 4 is arranged at the other end of the lower swing arm main body 1, the rear bushing installation part 4 is conveniently connected with a rear point of an auxiliary frame through a rear bushing, a front bushing component 3 is fixedly welded and installed at a middle protruding position of the lower swing arm main body 1, and the lower swing arm main body 1 is conveniently connected with a front point of the auxiliary frame through the front bushing component 3; the lower swing arm main body 1 comprises an upper stamping part 5 and a lower stamping part 6, the lower surface edge of the upper stamping part 5 is bent by 90 degrees to form a bending part vertical to the lower surface of the upper stamping part 5, the upper surface edge of the lower stamping part 6 is bent by 90 degrees to form a bending part vertical to the upper surface of the lower stamping part 6, the bending part formed by the lower surface edge of the upper stamping part 5 is correspondingly welded on the bending part formed by the upper surface edge of the lower stamping part 6, the bottom of the upper stamping part 5 is provided with three positioning pins 11, the positioning pins 11 are distributed in a triangular shape at the bottom end of the upper stamping part 5, the top end of each positioning pin 11 is fixedly connected with the bottom end of the upper stamping part 5, the upper end of the lower stamping part 6 is fixedly provided with three positioning pipes 10, the positioning pipes 10 are uniformly distributed in a triangular shape at the upper end of the lower stamping part 6, and the bottom end of each positioning pipe 10 is fixedly connected with the upper end of the lower stamping part 6, the positioning pipe 10 is internally provided with positioning holes 12, the positioning holes 12 completely penetrate through the positioning pipe 10 and the bottom end of the lower punch 6, the positioning pins 11 are correspondingly inserted and installed in the positioning holes 12, the bottom ends of the positioning pins 11 penetrate through the positioning holes 12 and extend out of the bottom end of the lower punch 6, the bottom ends of the positioning pins 11 are welded and installed at the bottom end of the lower punch 6 to form welding points 13, and therefore the positioning pins 11 are prevented from loosening from the positioning holes 12;
the middle position of the upper stamping part 5 is provided with an oval first lightening hole 8, so that the purpose of reducing the weight of the upper stamping part 5 is achieved by arranging the first lightening hole 8 on the upper stamping part 5 on the premise of not influencing the structural strength of the upper stamping part 5; a circular second lightening hole 9 is formed in the middle of the lower stamping part 6, so that the purpose of reducing the weight of the lower stamping part 6 is achieved by forming the second lightening hole 9 in the lower stamping part 6 on the premise of not influencing the structural strength of the lower stamping part 6; a rear bushing mounting hole 7 is formed in one end, located at the lower stamping piece 6, of the rear bushing mounting portion 4, so that the rear bushing can be conveniently mounted on the rear bushing mounting portion 4 through the rear bushing mounting hole 7, and the lower swing arm main body 1 is further connected with the rear point of the auxiliary frame through the rear bushing; the thickness of the upper stamping part 5 is 2.5mm, and the thickness of the lower stamping part 6 is 3mm, so that the lower swing arm is ensured to have enough rigidity and strength, and a good weight reduction effect can be achieved; the upper stamping part 5 and the lower stamping part 6 are made of CP800 steel, and the CP800 steel has good supporting performance and is convenient to weld.
The working principle is as follows: as shown in fig. 1-4, firstly, a steel material with the model number of CP800 is punched into an upper punch 5 and a lower punch 6 by a punch, then positioning pins 11 punched from the bottom of the upper punch 5 are correspondingly inserted into positioning holes 12 formed in a positioning pipe 10 punched from the lower punch 6 one by one until a bent part formed on the lower surface edge of the upper punch 5 is accurately positioned and correspondingly contacted with a bent part formed on the upper surface edge of the lower punch 6, so as to effectively prevent the bent part between the upper punch 5 and the lower punch 6 from being displaced, then the bent part formed on the lower surface edge of the upper punch 5 and the bent part formed on the upper surface edge of the lower punch 6 are welded together to form a firm lower swing arm, at this time, the bottom end of the positioning pin 11 passes through the positioning holes 12 and extends out of the bottom end of the lower punch 6, and then the bottom end of the positioning pin 11 is welded and installed on the bottom end of the lower punch 6 to form a welding point 13, the positioning pin 11 is prevented from being loosened from the positioning hole 12, the lower swing arm formed by the upper stamping piece 5 and the lower stamping piece 6 can be further reinforced through the positioning pin 11, and the firmness of the lower swing arm is further improved;
the utility model discloses a set up locating pin 11 and registration arm 10 on last stamping workpiece 5 and lower stamping workpiece 6 respectively, can insert the locating hole 12 of seting up in the registration arm 10 through the locating pin 11 one-to-one with 5 bottoms on the stamping workpiece, on stamping workpiece 6 under will corresponding spacing welding of last stamping workpiece 5, can effectively prevent dislocation welding between stamping workpiece 5 and the lower stamping workpiece 6, simultaneously with the bottom welding of locating pin 11 install the bottom formation welding point 13 of stamping workpiece 6 under at last stamping workpiece 5, utilize locating pin 11 to be connected with upper stamping workpiece 5 and lower stamping workpiece 6 fixed stay in the inside of last stamping workpiece 5 and lower stamping workpiece 6, can further consolidate the lower swing arm that upper stamping workpiece 5 and lower stamping workpiece 6 formed, the firmness of swing arm under further having increased.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a swing arm stamping workpiece under car, includes swing arm main part (1) down, its characterized in that: the inner part of the lower swing arm main body (1) is hollow, a ball head component (2) is fixedly welded and installed at one end of the lower swing arm main body (1), a rear bushing installation part (4) is arranged at the other end of the lower swing arm main body (1), and a front bushing component (3) is fixedly welded and installed at the protruding position in the middle of the lower swing arm main body (1);
the lower swing arm main body (1) comprises an upper stamping part (5) and a lower stamping part (6), the lower surface edge of the upper stamping part (5) is bent by 90 degrees to form a bending part vertical to the lower surface of the upper stamping part (5), the upper surface edge of the lower stamping part (6) is bent by 90 degrees to form a bending part vertical to the upper surface of the lower stamping part (6), the bending part formed by the lower surface edge of the upper stamping part (5) is correspondingly welded on the bending part formed by the upper surface edge of the lower stamping part (6), positioning pins (11) are installed at the bottom of the upper stamping part (5), the number of the positioning pins (11) is three, the positioning pins (11) are distributed in a triangular shape at the bottom end of the upper stamping part (5), the top ends of the positioning pins (11) are fixedly connected to the bottom end of the upper stamping part (5), and positioning pipes (10) are fixedly installed at the upper end of the lower stamping part (6), the utility model discloses a stamping die, including locating tube (10), locating tube (10) is the triangle-shaped distribution in the upper end of stamping workpiece (6) down, and the bottom fixed connection of locating tube (10) is in the upper end of stamping workpiece (6) down, locating hole (12) have all been seted up to the inside of locating tube (10), locating hole (12) run through the bottom of locating tube (10) and stamping workpiece (6) down completely, locating pin (11) homogeneous corresponds the grafting and installs in locating hole (12), the bottom of locating pin (11) is passed locating hole (12) and is stretched out the bottom of stamping workpiece (6) down, the bottom welding installation of locating pin (11) forms welding point (13) in the bottom of stamping workpiece (6) down.
2. The automobile lower swing arm stamping part according to claim 1, characterized in that: an oval first lightening hole (8) is formed in the middle of the upper stamping part (5).
3. The automobile lower swing arm stamping part according to claim 2, characterized in that: and a circular second lightening hole (9) is formed in the middle of the lower stamping piece (6).
4. The automobile lower swing arm stamping part according to claim 3, wherein: and a rear bushing mounting hole (7) is formed in one end of the lower stamping part (6) on the rear bushing mounting part (4).
5. The automobile lower swing arm stamping part according to claim 4, wherein: the thickness of the upper stamping piece (5) is 2.5mm, and the thickness of the lower stamping piece (6) is 3 mm.
6. The automobile lower swing arm stamping part according to claim 5, wherein: the upper stamping piece (5) and the lower stamping piece (6) are made of CP800 steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121495240.5U CN214977327U (en) | 2021-07-01 | 2021-07-01 | Automobile lower swing arm stamping part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121495240.5U CN214977327U (en) | 2021-07-01 | 2021-07-01 | Automobile lower swing arm stamping part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214977327U true CN214977327U (en) | 2021-12-03 |
Family
ID=79100576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121495240.5U Active CN214977327U (en) | 2021-07-01 | 2021-07-01 | Automobile lower swing arm stamping part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214977327U (en) |
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2021
- 2021-07-01 CN CN202121495240.5U patent/CN214977327U/en active Active
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