CN111746444A - Bumper mounting structure - Google Patents
Bumper mounting structure Download PDFInfo
- Publication number
- CN111746444A CN111746444A CN201910253196.8A CN201910253196A CN111746444A CN 111746444 A CN111746444 A CN 111746444A CN 201910253196 A CN201910253196 A CN 201910253196A CN 111746444 A CN111746444 A CN 111746444A
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- Prior art keywords
- bumper
- hole
- bracket
- holes
- support
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/24—Arrangements for mounting bumpers on vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The invention provides a bumper mounting structure which comprises an upper bumper bracket, a metal plate bracket, a bumper, a lower bumper bracket, a connecting piece, a first pre-mounting structure and a second pre-mounting structure, wherein the upper bumper bracket is fixedly connected with the lower bumper bracket; the upper bumper support comprises a first threaded through hole, the metal plate support is provided with a first through hole, the bumper is provided with a second through hole, and the lower bumper support is provided with a third through hole; the connecting piece is used for connecting the lower bumper bracket, the bumper, the metal plate bracket and the upper bumper bracket together through the third through hole, the second through hole, the first through hole and the first threaded hole in sequence; the first pre-mounting structure is used for pre-mounting the upper bumper bracket and the sheet metal bracket; the second pre-installation structure is used for pre-installing the metal plate support and the bumper. The mounting bracket provided by the invention can be pre-mounted by a self clamping structure without being pre-mounted by a standard part.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to a bumper mounting structure.
Background
The existing volume production motorcycle type, the mounting means of bumper is mostly installed through bumper installing support joint, the poor wayward of clearance face that the in-process produced, the long condition that causes the joint to drop the inefficacy easily of live time, cause the insurance to drop, the increase of accumulative worker's difference, the clearance face is poor, cause whole car aesthetic property poor, if consider to reduce accumulative tolerance, ensure poor clearance scheduling problem of face, then need drop into a large amount of manpower and materials on process control such as product design process and mould processing, this bumper mounting means, can improve the product clearance inequality, the big scheduling problem of accumulative tolerance, but increase to some extent on the mould cost.
Disclosure of Invention
In view of the above, the present invention is directed to a bumper mounting structure to solve the above-mentioned problems.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the invention discloses a bumper mounting structure, which comprises a bumper upper support 1, a sheet metal support 2, a bumper 3, a bumper lower support 4, a connecting piece, a first pre-mounting structure and a second pre-mounting structure, wherein the bumper upper support is fixedly connected with the bumper lower support through a bolt;
the upper bumper support comprises a first threaded through hole 7, the metal plate support comprises a first through hole, the bumper comprises a second through hole, and the lower bumper support comprises a third through hole;
the connecting piece is used for connecting the bumper lower bracket 4, the bumper 3, the sheet metal bracket 2 and the bumper upper bracket 1 together through the third through hole, the second through hole, the first through hole and the first threaded hole 7 in sequence;
the first pre-mounting structure is used for pre-mounting the upper bumper bracket 1 and the sheet metal bracket 2;
the second pre-installation structure is used for pre-installing the metal plate support 2 and the bumper 3.
Furthermore, the number of the first through holes is two, and the first through holes are square through holes.
Further, the first pre-mounting structure comprises two clamping structures 6 arranged on the first surface of the upper bracket of the bumper and the two first through holes;
two joint structures 6 pass respectively in the first through-hole that corresponds to the realization is to the pre-installation of bumper upper bracket 1 and panel beating support 2.
Further, the second pre-mounting structure comprises two clips arranged on the bumper 3 and two clip interfaces arranged on the bumper lower bracket 4;
the two clips are respectively connected with the corresponding clip interfaces in a clamping mode so as to achieve pre-installation of the bumper 3 and the bumper lower bracket 4.
Furthermore, a first surface of the upper bumper support 1 comprises two positioning columns, and the metal plate support 2 is provided with two first positioning column through holes;
two first reference columns pass the first reference column through-hole that corresponds and realize the location between bumper upper bracket 1 and the panel beating support 2.
Furthermore, the second surface of the bumper 3 comprises two second positioning columns, and the metal plate support 2 is provided with two second positioning column through holes;
and the two second positioning columns respectively penetrate through the corresponding second positioning column through holes to realize the positioning between the bumper 3 and the metal plate support 2.
Further, the installation clearance of joint structure 6 and first through-hole is 0 mm.
Furthermore, the surface clearance between the clamp and the clamping surface of the clamp interface is 0.2mm, and the surface clearance between the contact surface of the bumper 3 and the bumper lower bracket 4 is 0 mm.
Furthermore, the unilateral clearance between the second positioning column and the through hole of the second positioning column is 0.25 mm.
Further, the connecting member comprises a screw or a bolt;
the number of the connecting pieces, the first through holes, the second through holes, the third through holes and the first threaded holes is 2.
Compared with the prior art, the bumper mounting structure has the following advantages:
(1) the mounting bracket provided by the invention can be pre-mounted by a self clamping structure without pre-mounting a standard part, and the bumper mounting bracket structure avoids the situation that clamping falling failure and safety falling are easily caused after long use time.
(2) The bumper mounting structure provided by the invention avoids the problem of poor clearance surface generated by the traditional mounting bracket structure, and improves the product attractiveness.
(3) The bumper mounting structure can be repeatedly disassembled and assembled, saves cost and is convenient for vehicle maintenance.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a cross-sectional view of a bumper mounting structure according to an embodiment of the present invention;
FIG. 2 is another cross-sectional view of a bumper mounting structure according to an embodiment of the invention;
FIG. 3 is another cross-sectional view of a bumper mounting structure according to an embodiment of the invention;
FIG. 4 is another cross-sectional view of a bumper mounting structure according to an embodiment of the invention;
description of reference numerals:
1-a bumper upper bracket, 2-a sheet metal bracket, 3-a bumper, 4-a bumper lower bracket, 5-a first screw, 6-a clamping structure, 7-a first threaded through hole, 8-a second positioning column, 9-a clamp and 10-a first through hole.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1 and 2, an embodiment of the invention discloses a bumper mounting structure, which comprises a bumper upper support 1, a sheet metal bracket 2, a bumper 3, a bumper lower bracket 4, a connecting piece, a first pre-mounting structure and a second pre-mounting structure;
the upper bumper support comprises a first threaded through hole 7, the metal plate support comprises a first through hole 10, the bumper comprises a second through hole, and the lower bumper support comprises a third through hole;
the connecting piece is used for connecting the lower bumper bracket 4, the bumper 3, the sheet metal bracket 2 and the upper bumper bracket 1 together through the third through hole, the second through hole, the first through hole 10 and the first threaded hole 7 in sequence;
the first pre-mounting structure is used for pre-mounting the upper bumper bracket 1 and the sheet metal bracket 2;
the second pre-installation structure is used for pre-installing the metal plate support 2 and the bumper 3.
This embodiment bumper mounting structure fix bumper upper bracket 1, panel beating support 2, bumper 3 and bumper lower carriage 4 through two screws 5, before using the screw to the bumper installation, utilize first mounting structure in advance to carry out the preinstallation to bumper upper bracket and panel beating support earlier, utilize the second mounting structure in advance to carry out the preinstallation to panel beating structure and bumper, thereby can prevent the section difference that bumper and panel beating that the mounting bracket dislocation leads to produced, the clearance, and then improve the structure steadiness.
In a more specific embodiment, the surface of the bumper lower bracket far away from the bumper is provided with a mounting column, and a third through hole is formed in the mounting column, and the diameter of the third through hole is larger than that of the screw 5. The second through hole on the bumper is a square through hole, the screw 5 passes through the center of the second through hole, and the width of the second through hole is larger than the diameter of the screw 5. First through-hole on the panel beating support also is square through-hole, screw 5 passes through from the center of first through-hole, the width of first through-hole 10 is greater than the diameter of screw 5. The second that the panel beating support was kept away from to the bumper upper bracket has the screw thread post on the surface, it has first screw thread through-hole 7 to open in the screw thread post, first screw thread through-hole 7 communicates the bumper upper bracket always and is close to the first surface of panel beating support, first screw thread through-hole 7 can with the screw cooperatees. The screw 5 is matched and fastened with the first screw through hole 7 through the third through hole, the second through hole and the first through hole 10, so that the bumper mounting structure is fixed.
Further, the number of the first through holes 10 is two and the first through holes 10 are square through holes.
In this embodiment, the first through holes 10 are used for mounting the bumper by the screws 5, and since the number of the screws 5 is 2, the number of the first through holes 10 is also set to be 2, and the first through holes 10 are set to be square through holes for passing through the first pre-mounting structure.
Further, referring to fig. 2, the first pre-mounting structure includes two clamping structures 6 disposed on the first surface of the upper bracket of the bumper and the two first through holes 10;
two joint structures 6 pass respectively in the first through-hole 10 that corresponds to the realization is to the preinstallation of bumper upper bracket 1 and panel beating support 2.
In this embodiment, first pre-installation structure is used for realizing pre-installation of bumper upper bracket 1 and panel beating support 2, first pre-installation structure including set up two joint structure 6 on bumper upper bracket 1 first surface with two first through-holes 10, joint structure 6 passes first through-hole 10, and with the clearance of first through-hole 10 is 0mm, joint structure 6's checkpost top has the chamfer, and the guide effect of being convenient for realizes pre-installation and positioning action, can prevent section difference, the clearance that bumper and panel beating produced that the installing support dislocation leads to, and then improves the structure steadiness.
Further, referring to fig. 3, the second pre-mounting structure includes two clips 9 disposed on the bumper 3 and two clip interfaces disposed on the bumper lower bracket 4;
the two clips 9 are respectively clamped with the corresponding clip interfaces to realize the pre-installation of the bumper 3 and the bumper lower bracket 4.
In this embodiment, the bumper lower bracket 4 is used for sharing the effect of tightening the screw for the flanging of the bumper 3, and preventing the flanging of the bumper 3 from being cracked. The bumper 3 and the bumper lower bracket 4 are clamped and pre-installed, the X direction and the Y direction of the bumper 3 and the bumper lower bracket 4 can be limited, the gap between the clamping surface of the clamp 9 and the clamp interface is 0.2mm, and the left gap and the right gap are 0.2 mm.
Furthermore, a first surface of the upper bumper support 1 comprises two positioning columns, and the metal plate support 2 is provided with two first positioning column through holes;
two first reference columns pass the first reference column through-hole that corresponds and realize the location between bumper upper bracket 1 and the panel beating support 2.
In this embodiment, first reference column and first reference column through-hole cooperate in order to realize the location between bumper upper bracket 1 and the panel beating support 2 to avoid the bumper that the support dislocation leads to and the segment difference, the clearance that the panel beating produced, and then improve the structure steadiness.
Further, referring to fig. 2, a second surface of the bumper 3 includes two second positioning pillars 8, and the sheet metal support 2 is provided with two second positioning pillar through holes;
and the two second positioning columns 8 respectively penetrate through the corresponding second positioning column through holes to realize the positioning between the bumper 3 and the metal plate support 2.
In this embodiment, the second reference column cooperatees with the second reference column through-hole in order to realize the positioning action between bumper 3 and the panel beating support 4 to improve the installation accuracy of bumper 3 and the steadiness of structure.
Further, the installation clearance between the clamping structure 6 and the first through hole 10 is 0 mm.
In this embodiment, first through-hole 10 is the quad slit, the top of joint structure 6 has the chamfer structure, has the guide effect, the checkpost is 0mm with the installation clearance after first through-hole 10 is installed.
Furthermore, the surface clearance between the clamp and the clamping surface of the clamp interface is 0.2mm, and the surface clearance between the bumper and the contact surface of the bumper lower bracket is 0 mm.
In this embodiment, 3 turn-ups checkposts and bumper lower carriage joint through the bumper, checkpost and joint face clearance 0.2mm, the unilateral 0.2mm in the both sides clearance about both sides and bumper lower carriage joint department about the checkpost, bumper lower carriage and bumper body clearance 0mm to this realizes bumper lower carriage 4Y to spacing with X to.
Furthermore, the unilateral gap between the second positioning column 9 and the through hole of the second positioning column is 0.25 mm.
In this embodiment, the unilateral clearance of second reference column 10 and second reference column through-hole of bumper 3 is 0.25mm and the panel beating realizes that Y is to and X is to installation location, and bumper lower carriage 4 shares the effect of bolt tightening force for the 3 turn-ups of bumper, prevents to crack the thick stick turn-ups.
Further, the connecting member comprises a screw or a bolt;
the number of the connecting pieces, the first through holes, the second through holes, the third through holes and the first threaded holes is 2.
Compared with the traditional Y-direction mounting clamping structure, the bumper mounting structure has the advantages that the mounting and tightening are firmer, the bumper is not easy to fall off, the gap section difference can be effectively ensured, and the attractiveness of the whole vehicle is improved; compared with the traditional bumper mounting structure, the bumper mounting structure is lighter in weight and reduces the use of standard parts. The bumper mounting structure is convenient to mount and dismount and can be recycled for multiple times.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A bumper mounting structure is characterized by comprising an upper bumper bracket, a metal plate bracket, a bumper, a lower bumper bracket, a connecting piece, a first pre-mounting structure and a second pre-mounting structure;
the upper bumper support comprises a first threaded through hole, the metal plate support comprises a first through hole, the bumper comprises a second through hole, and the lower bumper support comprises a third through hole;
the connecting piece is used for connecting the lower bumper bracket, the bumper, the metal plate bracket and the upper bumper bracket together through the third through hole, the second through hole, the first through hole and the first threaded hole in sequence;
the first pre-mounting structure is used for pre-mounting the upper bumper bracket and the sheet metal bracket;
the second pre-installation structure is used for pre-installing the metal plate support and the bumper.
2. The structure of claim 1, wherein the number of first through holes is two and the first through holes are square through holes.
3. The structure of claim 2, wherein the first pre-mounting structure comprises two snap-fit structures and the two first through-holes provided on the first surface of the upper bracket of the bumper;
two joint structures pass respectively in the first through-hole that corresponds to the realization is to the pre-installation of bumper upper bracket and panel beating support.
4. The structure of claim 1, wherein the second pre-mount structure comprises two clips disposed on the bumper and two clip interfaces disposed on the bumper sub-mount;
and the two clips are respectively clamped with the corresponding clip interfaces to realize the pre-installation of the bumper and the bumper lower bracket.
5. The structure as claimed in claim 1, wherein the first surface of the bumper upper bracket comprises two positioning posts, and the sheet metal bracket is provided with two first positioning post through holes;
two first locating posts pass the location between first locating post through-hole realization bumper upper bracket and the panel beating support that corresponds.
6. The structure according to claim 1, characterized in that the second surface of the bumper comprises two second positioning columns, and the sheet metal support is provided with two second positioning column through holes;
and the two second positioning columns respectively penetrate through the corresponding second positioning column through holes to realize the positioning between the bumper and the metal plate support.
7. The structure of claim 3, wherein the mounting clearance between the clamping structure and the first through hole is 0 mm.
8. The structure of claim 4, wherein the surface clearance between the clip and the clamping surface of the clip interface is 0.2mm, and the surface clearance between the bumper and the bumper lower bracket contact surface is 0 mm.
9. The structure of claim 6, wherein a single-sided gap between the second positioning post and the through hole of the second positioning post is 0.25 mm.
10. The structure of claim 1, wherein the connector comprises a screw or bolt;
the number of the connecting pieces, the first through holes, the second through holes, the third through holes and the first threaded holes is 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910253196.8A CN111746444B (en) | 2019-03-29 | 2019-03-29 | Bumper mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910253196.8A CN111746444B (en) | 2019-03-29 | 2019-03-29 | Bumper mounting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111746444A true CN111746444A (en) | 2020-10-09 |
| CN111746444B CN111746444B (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910253196.8A Active CN111746444B (en) | 2019-03-29 | 2019-03-29 | Bumper mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111746444B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010046275A (en) * | 1999-11-11 | 2001-06-15 | 류정열 | Construction for assembling a front bumper with a fender in an automobile |
| CN203093963U (en) * | 2012-12-31 | 2013-07-31 | 长城汽车股份有限公司 | Installation structure of bumper |
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| CN205498854U (en) * | 2016-03-09 | 2016-08-24 | 浙江吉利控股集团有限公司 | A installing support for front bumper |
| CN205905930U (en) * | 2016-06-29 | 2017-01-25 | 荣成华泰汽车有限公司 | Car bumper assembly and car |
| KR20170071174A (en) * | 2015-12-15 | 2017-06-23 | 에스엠티(주) | The rear bumper assembling structure of the vehicle |
| CN206797311U (en) * | 2016-12-29 | 2017-12-26 | 上海同捷科技股份有限公司 | A kind of attachment structure of bumper and beater or beat-up |
| CN207140992U (en) * | 2017-08-10 | 2018-03-27 | 比亚迪股份有限公司 | Front bumper installing structure and automobile |
| CN208134274U (en) * | 2018-04-27 | 2018-11-23 | 北京长安汽车工程技术研究有限责任公司 | A kind of vehicle and its body shear thick stick bracket |
| CN209191871U (en) * | 2018-10-30 | 2019-08-02 | 长城汽车股份有限公司 | Fender-guard mounting structure and vehicle |
-
2019
- 2019-03-29 CN CN201910253196.8A patent/CN111746444B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010046275A (en) * | 1999-11-11 | 2001-06-15 | 류정열 | Construction for assembling a front bumper with a fender in an automobile |
| CN203093963U (en) * | 2012-12-31 | 2013-07-31 | 长城汽车股份有限公司 | Installation structure of bumper |
| CN203142579U (en) * | 2013-03-08 | 2013-08-21 | 北京汽车股份有限公司 | Bumper mounting bracket assembly and automobile |
| KR101525705B1 (en) * | 2013-12-24 | 2015-06-03 | 쌍용자동차 주식회사 | front bumper side bracket for automobile |
| CN204688023U (en) * | 2015-05-30 | 2015-10-07 | 重庆长安汽车股份有限公司 | The prepackage location structure of automobile front bumper bracket |
| CN205168402U (en) * | 2015-11-05 | 2016-04-20 | 北京汽车股份有限公司 | Car front bumper mounting structure and car |
| KR20170071174A (en) * | 2015-12-15 | 2017-06-23 | 에스엠티(주) | The rear bumper assembling structure of the vehicle |
| CN205498854U (en) * | 2016-03-09 | 2016-08-24 | 浙江吉利控股集团有限公司 | A installing support for front bumper |
| CN205905930U (en) * | 2016-06-29 | 2017-01-25 | 荣成华泰汽车有限公司 | Car bumper assembly and car |
| CN206797311U (en) * | 2016-12-29 | 2017-12-26 | 上海同捷科技股份有限公司 | A kind of attachment structure of bumper and beater or beat-up |
| CN207140992U (en) * | 2017-08-10 | 2018-03-27 | 比亚迪股份有限公司 | Front bumper installing structure and automobile |
| CN208134274U (en) * | 2018-04-27 | 2018-11-23 | 北京长安汽车工程技术研究有限责任公司 | A kind of vehicle and its body shear thick stick bracket |
| CN209191871U (en) * | 2018-10-30 | 2019-08-02 | 长城汽车股份有限公司 | Fender-guard mounting structure and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111746444B (en) | 2021-12-28 |
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