CN214420552U - Lightweight front subframe - Google Patents
Lightweight front subframe Download PDFInfo
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- CN214420552U CN214420552U CN202023133386.3U CN202023133386U CN214420552U CN 214420552 U CN214420552 U CN 214420552U CN 202023133386 U CN202023133386 U CN 202023133386U CN 214420552 U CN214420552 U CN 214420552U
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Abstract
The utility model relates to a sub vehicle frame before lightweight, including upper plate, hypoplastron, left side auxiliary automobile body connection set-square and right side auxiliary automobile body connection set-square, the mutual lock welded fastening of upper plate and hypoplastron, left side auxiliary automobile body connection set-square and right side auxiliary automobile body connection set-square direct welding are the both ends of hypoplastron rear side again, and the inside both sides of upper plate and hypoplastron symmetrical welding respectively have left front reinforcing plate and left back reinforcing plate and right front reinforcing plate and right back reinforcing plate. The utility model discloses profitable effect is: the utility model discloses the structure has changed upper and lower platess isotructure and technology form, rearranges the welding seam, and four tailor-welding seams of upper plate cancellation, hypoplastron rearrange the welding seam, and the split is 3 blocks of boards, has optimized the regional shape of middle part excavation, size, draft inclination, has separated the auxiliary connection set-square alone, turns to quick-witted front point right side cavity part and has increased horizontal reinforcing plate, has avoided welding defect, has improved modal performance, has realized the lightweight when the cost is reduced.
Description
Technical Field
The utility model relates to an automobile parts structure, especially a sub vehicle frame before lightweight.
Background
The prior art scheme is that four upper plates are welded in a splicing mode, four lower plates are welded in a splicing mode, the upper plates and the lower plates are buckled and welded in an up-and-down mode, reinforcing plates are arranged on two sides of the inner portion, and front plates and rear plates of a horn are welded in a splicing mode. The left and right claw welding sleeves are connected with the front point of the automobile body, the stepped sleeves are welded between the upper plate and the lower plate and connected with the rear point of the automobile body, the tail of the lower plate is provided with a hole and is connected with the automobile body in an auxiliary mode, front and rear crotch parts on two sides are used for installing left and right control arms, left and right crotch parts on the front end are used for installing left and right suspension parts, a left and right steering machine is provided with a forged block front hole and a sleeve and is welded between the upper plate and the lower plate and is used for installing a three-point steering machine, and the forged block left and right rear holes and the stabilizer bar installing sleeves are used for installing a stabilizer bar.
In the prior art, 4 pieces of upper plates are welded together, and 4 pieces of lower plates are welded together, so that a plurality of welding seams are unreasonably arranged, the welding seams are intersected at multiple positions, a plurality of welding procedures are required, the process is complex, and welding defects are easily generated; the welding deformation is large, and the dimensional accuracy is difficult to ensure; the cost of the die clamp is high; the thickness of the materials of the parts is not uniform, so that the purchase cost is increased; the leftover materials can not be utilized, and the material utilization rate is low. The middle part is hollowed out to be large, and the modal performance is low. The auxiliary connection triangle plate of the vehicle body is integrated with the lower plate, so that the possibility of later modification exists, and the design is changed into the original height. The cavity is long and narrow from the front point of the steering engine to the right suspension point and then to the right reinforcing plate, so that the rigidity of the right suspension point is low, and the bending mode of the auxiliary frame is reflected at the position. The overall weight of the front subframe is higher.
Disclosure of Invention
The utility model discloses solve above-mentioned prior art's shortcoming, provide a sub vehicle frame before the lightweight of structure more optimization, more practical.
The utility model provides a technical scheme that its technical problem adopted: the lightweight front auxiliary frame comprises an upper plate, a lower plate, a left auxiliary vehicle body connecting triangular plate and a right auxiliary vehicle body connecting triangular plate, the upper plate and the lower plate are mutually buckled and welded and fixed, the left auxiliary vehicle body connecting triangular plate and the right auxiliary vehicle body connecting triangular plate are directly welded at the two ends of the rear side of the lower plate, a left front reinforcing plate, a left rear reinforcing plate, a right front reinforcing plate and a right rear reinforcing plate are respectively and symmetrically welded at the two sides of the interior of the upper plate and the lower plate, a left front sheep corner plate, a left rear sheep corner plate, a right front sheep corner plate and a right rear sheep corner plate are symmetrically welded at the upper surface of the upper plate, a left mounting sleeve of a steering machine is welded between the upper plate and the lower plate, a right mounting sleeve of the steering machine and a front mounting sleeve of the steering machine are welded between the upper plate and the lower plate, and the left mounting sleeve of the steering machine is connected with a mounting point of the steering machine.
The left front goat angle plate and the left rear goat angle plate are welded front and back, a left front automobile body mounting sleeve is welded on the left front goat angle plate, the right front goat angle plate and the right rear goat angle plate are welded on the front and back, a right front automobile body mounting sleeve is welded on the right front automobile body mounting sleeve, and the left front automobile body mounting sleeve and the right front automobile body mounting sleeve are connected with a front automobile body mounting point.
And a left rear vehicle body installation sleeve and a right rear vehicle body installation sleeve are symmetrically welded between the upper plate and the lower plate, and the left rear vehicle body installation sleeve and the right rear vehicle body installation sleeve are connected with a rear vehicle body installation point.
The left auxiliary vehicle body connecting triangular plate and the right auxiliary vehicle body connecting triangular plate are provided with holes, are vehicle body auxiliary connecting points and are connected with a vehicle body.
After the upper plate and the lower plate are welded, the front and back open crotches of the two sides are a left control arm front mounting point, a left control arm back mounting point, a right control arm front mounting point and a right control arm back mounting point, and the two open crotches of the left and right sides of the front end are a left suspension mounting point and a back suspension mounting point.
The left mounting sleeve and the right mounting sleeve of the steering engine are respectively welded with the left front reinforcing plate and the right front reinforcing plate.
The steering engine front mounting sleeve is welded with a steering engine front mounting point rear reinforcing plate and a steering engine front mounting point right reinforcing plate.
A left stabilizer bar mounting reinforcing plate and a right stabilizer bar mounting reinforcing plate are symmetrically welded between the upper plate and the lower plate and are a left stabilizer bar mounting point and a right stabilizer bar mounting point.
And a left front collision cross beam support and a right front collision cross beam support are respectively arranged at two ends of the front side surface of the upper plate.
The utility model discloses profitable effect is: the utility model discloses the structure has changed upper and lower platess isotructure and technology form, rearranges the welding seam, and four tailor-welding seams of upper plate cancellation, hypoplastron rearrange the welding seam, and the split is 3 blocks of boards, has optimized the regional shape of middle part excavation, size, draft inclination, has separated the auxiliary connection set-square alone, turns to quick-witted front point right side cavity part and has increased horizontal reinforcing plate, has avoided welding defect, has improved modal performance, has realized the lightweight when the cost is reduced.
Drawings
FIG. 1 is a schematic view of the exploded structure of the present invention;
fig. 2 is a schematic structural diagram of the present invention.
Description of reference numerals: 1. a left front goat horn plate; 2. left posterior goat horn plate; 3. a sleeve is arranged at the left front part of the vehicle body; 4. an upper plate; 5. a left front stiffener; 6. a left rear stiffener; 7. a sleeve is arranged at the left rear part of the vehicle body; 8. a lower plate; 9. a sleeve is arranged on the left side of the steering engine; 10. a reinforcing plate is arranged on the left side of the stabilizer bar; 11. the left auxiliary vehicle body is connected with a triangular plate; 12. a reinforcing plate is arranged on the right side of the stabilizer bar; 13. a sleeve is arranged on the right side of the steering engine; 14. the right auxiliary vehicle body is connected with a triangular plate; 15. a sleeve is arranged at the right rear part of the vehicle body; 16. a right rear stiffener; 17. a right front stiffener; 18. a sleeve is arranged at the front right of the vehicle body; 19. a right front goat gusset; 20. right posterior goat horn plate; 21. a right front impact beam bracket; 22. a right reinforcing plate is arranged at the front mounting point of the steering gear; 23. a sleeve is arranged in front of the steering engine; 24. a front mounting point and a rear reinforcing plate of the steering gear; 25. a left front impact beam bracket; 26. a front vehicle body mounting point; 27. a left control arm front mounting point; 28. a left control arm rear mounting point; 29. a stabilizer bar left mounting point; 30. a steering gear mounting point; 31. mounting points behind the vehicle body; 32. a vehicle body auxiliary connection point; 33. a stabilizer bar right mounting point; 34. a right control arm rear mounting point; 35. a right control arm front mounting point; 36. a right suspension mounting point; 37. the left suspension mounting point.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in the figure, the lightweight front subframe comprises an upper plate 4, a lower plate 8, a left auxiliary vehicle body connecting triangular plate 11 and a right auxiliary vehicle body connecting triangular plate 14, wherein the upper plate 4 and the lower plate 8 are mutually buckled and welded and fixed, the left auxiliary vehicle body connecting triangular plate 11 and the right auxiliary vehicle body connecting triangular plate 14 are directly welded at two ends of the rear side of the lower plate 8, a left front reinforcing plate 5, a left rear reinforcing plate 6, a right front reinforcing plate 17 and a right rear reinforcing plate 16 are respectively and symmetrically welded at two sides of the interior of the upper plate 4 and the lower plate 8, a left front corner plate 1, a left rear corner plate 2, a right front corner plate 19 and a right rear corner plate 20 are symmetrically welded on the upper surface of the upper plate 4, a left steering machine mounting sleeve 9, a right steering machine mounting sleeve 13 and a front steering machine mounting sleeve 23 are welded between the upper plate 4 and the lower plate 8, and the mounting point is connected with a steering machine mounting point 30. The left mounting sleeve 9 and the right mounting sleeve 13 of the steering gear are respectively welded with the left front reinforcing plate 5 and the right front reinforcing plate 17. The steering engine front mounting sleeve 23 is welded with a steering engine front mounting point rear reinforcing plate 24 and a steering engine front mounting point right reinforcing plate 22. Both ends of the front side surface of the upper plate 4 are provided with a left front collision beam bracket 25 and a right front collision beam bracket 21, respectively.
The left front goat angle plate 1 and the left rear goat angle plate 2 are welded in a front-back mode, a left front vehicle body mounting sleeve 3 is welded in a front-back mode, the right front goat angle plate 19 and the right rear goat angle plate 20 are welded in a front-back mode, a right front vehicle body mounting sleeve 18 is welded in a front-front mode, and the left front vehicle body mounting sleeve 3 and the right front vehicle body mounting sleeve 18 are connected with a front vehicle body mounting point 26. A left rear vehicle body mounting sleeve 7 and a right rear vehicle body mounting sleeve 15 are symmetrically welded between the upper plate 4 and the lower plate 8, and the left rear vehicle body mounting sleeve 7 and the right rear vehicle body mounting sleeve 15 are connected with a rear vehicle body mounting point 31. The left auxiliary vehicle body connecting triangular plate 11 and the right auxiliary vehicle body connecting triangular plate 14 are provided with holes which are vehicle body auxiliary connecting points 32 and are connected with a vehicle body. After the upper plate 4 and the lower plate 8 are welded, the front and rear open crotches on the two sides are a left control arm front mounting point 27, a left control arm rear mounting point 28, a right control arm front mounting point 35 and a right control arm rear mounting point 34, and the front and left open crotches on the left and right sides are a left suspension mounting point 37 and a rear suspension mounting point 36. A stabilizer bar left mounting reinforcing plate 10 and a stabilizer bar right mounting reinforcing plate 12 are symmetrically welded between the upper plate 4 and the lower plate 8, and are a stabilizer bar left mounting point 29 and a stabilizer bar right mounting point 33.
The utility model discloses an upper plate 4 does not have concatenation welding seam, for a whole board, the welding seam is rearranged to original hypoplastron, the split is 3 boards, left side is assisted vehicle body connection set-square 11 and right side is assisted vehicle body connection set-square 14 independent, and the shape is optimized, the regional shape of middle part hollowing out, size and draft optimization, increase turn to the quick-witted front point right side cavity part turn to quick-witted front mounting point right reinforcing plate 22, increase left front reinforcing plate 5, right front reinforcing plate 17 and turn to the welding seam of steel bushing about the quick-witted.
The utility model changes the structure and the process form of the upper and the lower plates, rearranges the welding seam, cancels four tailor-welding seams on the upper plate, rearranges the welding seam on the lower plate, splits into 3 plates, and combines parts, thereby reducing the welding seam and avoiding the overlapping of the welding seams at key positions; welding deformation is reduced, and size precision is guaranteed; the cost of the die clamp is reduced; the material thickness is unified, and the purchasing cost is reduced; leftover materials are utilized, and the material utilization rate is improved. The shape of the middle hollowed area is optimized, the size of the hollowed part is reduced, and the draft angle is reduced, so that the torsional mode is improved. The shape of the auxiliary connection set square is optimized, the auxiliary connection set square is separated independently and is independently welded with the auxiliary frame, and the part can be directly taken off after subsequent modification and cancellation, so that the part is prevented from being changed. A front point of the steering engine reaches a right suspension point and then reaches a cavity part of the right reinforcing plate, a transverse reinforcing plate is added, the right suspension rigidity is improved, and meanwhile, the bending mode is improved. The comprehensive structure and the plate thickness are optimized, and weight reduction is realized.
In addition to the above embodiments, the present invention may have other embodiments. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.
Claims (9)
1. The utility model provides a sub vehicle frame before lightweight, includes upper plate (4), hypoplastron (8), left side auxiliary automobile body connects set-square (11) and right side auxiliary automobile body connects set-square (14), characterized by: upper plate (4) and hypoplastron (8) lock welded fastening each other, left side auxiliary body connects set-square (11) and right side auxiliary body connects set-square (14) direct welding and then the both ends of hypoplastron (8) rear side, the inside both sides of upper plate (4) and hypoplastron (8) have left front reinforcing plate (5) and left back reinforcing plate (6) and right front reinforcing plate (17) and right back reinforcing plate (16) respectively the symmetric welding, the upper surface symmetric welding of upper plate (4) has left front goat scute (1) and left back goat scute (2) and right front goat scute (19) and right back goat scute (20), the welding has left installation sleeve (9) of steering machine between upper plate (4) and hypoplastron (8), steering machine right installation sleeve (13) and steering machine front installation sleeve (23), be connected with steering machine installation point (30).
2. The lightweight front subframe of claim 1, wherein: the left front sheep scute (1) and the left rear sheep scute (2) are welded front and back, a car body left front installation sleeve (3) is welded, a right front sheep scute (19) and the right rear sheep scute (20) are welded front and back, a car body right front installation sleeve (18) is welded, and the car body left front installation sleeve (3) and the car body right front installation sleeve (18) are connected with a car body front installation point (26).
3. The lightweight front subframe according to claim 1 or 2, wherein: a left rear vehicle body installation sleeve (7) and a right rear vehicle body installation sleeve (15) are symmetrically welded between the upper plate (4) and the lower plate (8), and the left rear vehicle body installation sleeve (7) and the right rear vehicle body installation sleeve (15) are connected with a rear vehicle body installation point (31).
4. The lightweight front subframe of claim 3, wherein: the left auxiliary vehicle body connecting triangular plate (11) and the right auxiliary vehicle body connecting triangular plate (14) are provided with holes, are vehicle body auxiliary connecting points (32) and are connected with a vehicle body.
5. The lightweight front subframe of claim 4, wherein: after upper plate (4) and hypoplastron (8) welding, the front and back split of both sides is mounting point (27), mounting point (28) behind left control arm, mounting point (35) behind right control arm, mounting point (34) behind the right control arm before left control arm, and two split about the front end are left suspension mounting point (37), back suspension mounting point (36).
6. The lightweight front subframe of claim 1, wherein: the left mounting sleeve (9) and the right mounting sleeve (13) of the steering engine are respectively welded with the left front reinforcing plate (5) and the right front reinforcing plate (17).
7. The lightweight front subframe of claim 1, wherein: and a rear reinforcing plate (24) of a front mounting point of the steering machine and a right reinforcing plate (22) of the front mounting point of the steering machine are welded on the front mounting sleeve (23) of the steering machine.
8. The lightweight front subframe of claim 1, wherein: and a stabilizer bar left mounting reinforcing plate (10) and a stabilizer bar right mounting reinforcing plate (12) are symmetrically welded between the upper plate (4) and the lower plate (8) and are a stabilizer bar left mounting point (29) and a stabilizer bar right mounting point (33).
9. The lightweight front subframe of claim 1, wherein: and a left front collision cross beam bracket (25) and a right front collision cross beam bracket (21) are respectively arranged at two ends of the front side surface of the upper plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023133386.3U CN214420552U (en) | 2020-12-23 | 2020-12-23 | Lightweight front subframe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023133386.3U CN214420552U (en) | 2020-12-23 | 2020-12-23 | Lightweight front subframe |
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| Publication Number | Publication Date |
|---|---|
| CN214420552U true CN214420552U (en) | 2021-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023133386.3U Active CN214420552U (en) | 2020-12-23 | 2020-12-23 | Lightweight front subframe |
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| CN (1) | CN214420552U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112477984A (en) * | 2020-12-23 | 2021-03-12 | 万向钱潮股份有限公司 | Lightweight front auxiliary frame |
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2020
- 2020-12-23 CN CN202023133386.3U patent/CN214420552U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112477984A (en) * | 2020-12-23 | 2021-03-12 | 万向钱潮股份有限公司 | Lightweight front auxiliary frame |
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Address after: 311215 Wanxiang Road, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee after: Wanxiang Qianchao Co.,Ltd. Patentee after: WANXIANG GROUP Co.,Ltd. Address before: No.1 Wanxiang Road, Xiaoshan Economic and Technological Development Zone, Hangzhou City, Zhejiang Province Patentee before: WANXIANG QIANCHAO Co.,Ltd. Patentee before: WANXIANG GROUP Co.,Ltd. |