CN207535853U - The pre- hanging hang structure of back buffer beam and back buffer beam assembly - Google Patents
The pre- hanging hang structure of back buffer beam and back buffer beam assembly Download PDFInfo
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- CN207535853U CN207535853U CN201721642799.XU CN201721642799U CN207535853U CN 207535853 U CN207535853 U CN 207535853U CN 201721642799 U CN201721642799 U CN 201721642799U CN 207535853 U CN207535853 U CN 207535853U
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- back buffer
- buffer beam
- hung
- cutting edge
- hanging hang
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Abstract
The utility model is related to vehicular rears to hit beam pre-hung technical field of structures more particularly to a kind of pre- hanging hang structure of back buffer beam and back buffer beam assembly；The pre- hanging hang structure of back buffer beam include the bolt that is installed with vehicle body and with the fixed installing plate of back buffer beam, the installing plate is equipped with multiple mounting holes, pre-hung cutting edge is equipped in mounting hole described in wherein at least one, the pre-hung cutting edge is corresponded in the thread groove for mounting the bolt.The pre- hanging hang structure of back buffer beam disclosed in the utility model and back buffer beam assembly, the bit architecture innovation of back buffer beam installing plate itself hole, using " horn mouth " form of similar thorn socket bore, the cutting edge of " horn mouth " osculum position 0.7mm is utilized to be stuck in the screw thread of installation bolt；It is verified through real vehicle, clamping is secured, can realize pre-hung, and the urgent cutting edge in the process of nut slid inward, nothing can injure bolt thread failure between screw thread；Structure design is exquisite, does not increase part additionally, is conducive to vehicle body cost control and light-weight design.
Description
Technical field
The utility model is related to vehicular rears to hit beam pre-hung technical field of structures more particularly to a kind of back buffer beam pre-hung knot
Structure and back buffer beam assembly.
Background technology
Back buffer beam for automobile is mounted in automobile rear bumper, the part being attached with vehicle body, and front anti-collision beam one
Sample is all made of the installation section of girder, energy-absorption box and connecting vehicle frame, first of barrier as vehicle passive safety.Its
Back buffer beam ontology has enough intensity, the impact from rear portion is stopped when vehicle collides, while impact force is equal
Weighing apparatus is assigned on vehicle body floor side member, to reduce the extent of damage of the impact to luggage boot region；Energy-absorption box is having centainly by force
While spending also there is the good crumple that is hit, impact force, protection cockpit member security are reduced by crumple energy-absorbing.
Back buffer beam pre-hung purpose：With reference to the composite factors such as production wire body arrangement, procedure arrangement, staffing, general feelings
Back buffer beam assembling, Setp 1 are performed in two steps by an operator under condition：Operator removes from material shelf
Back buffer beam assembly is placed into back wall installation site；Setp 2：Worker's secondary operation, hand-held pneumatic or electric tool and installation
With standard component, the installation fastening of back buffer beam is completed.It realizes that second step assembles, just must assure that back buffer beam energy in the first step
That enough stablizes is placed on installation site and does not fall off, this just needs to ensure that back buffer beam assembly can be realized in design structure pre-
It hangs.Back buffer beam assembly realizes pre-hung, reaches two aspect purposes, first, carry out pre-determined bit for follow-up urgent operation；Second, surely
Fixed pre-hung can prevent from product from falling injuring employee foot by a crashing object.
There are mainly two types of existing structures, and one kind is coupling type structure, the design increase mold work on collision prevention girders installing plate
Sequence realizes flange hook, is hung on longeron in advance with hook；One kind is peg type structure, and one is welded or riveted on back buffer beam
Pin is connected on the corresponding hole of longeron using the groove of pin nose and realizes pre-hung.In each comfortable process of two kinds of structures, part
In quantity and cost on etc. Shortcomings.
Therefore, to solve the above-mentioned problems, it is badly in need of inventing a kind of pre- hanging hang structure of new back buffer beam and back buffer beam assembly.
Invention content
The purpose of this utility model is that：A kind of pre- hanging hang structure of back buffer beam and back buffer beam assembly be provided, deft design,
It is at low cost, it is not required to increase additional mold or part, expected pre-hung function can be realized in the punch for only adjusting original mold.
The utility model provides following proposal：
A kind of pre- hanging hang structure of back buffer beam, including the bolt that is installed with vehicle body and with the fixed installing plate of back buffer beam, institute
Installing plate is stated equipped with multiple mounting holes, pre-hung cutting edge, the pre-hung cutting edge pair are equipped in mounting hole described in wherein at least one
In the thread groove that the bolt should be mounted.
Preferably, the pre-hung cutting edge is molded in integrated punching.
Preferably, the installation base for being attached with back buffer beam side wall is additionally provided on the installing plate.
Preferably, the installation base is molded in integrated punching.
Preferably, the installation base is equipped with connection through-hole.
Preferably, the connection through-hole is any in threaded hole, unthreaded hole.
Preferably, the installation base is fixed by rivet and back buffer beam.
Preferably, the cross section of the pre-hung cutting edge for triangle, it is trapezoidal in any.
Preferably, the material of the installing plate is any in stamped steel, forged steel.
Further, the utility model additionally provides a kind of back buffer beam assembly, including the back buffer beam pre-hung knot
Structure.
The advantageous effect that the utility model generates：
The pre- hanging hang structure of back buffer beam disclosed in the utility model and back buffer beam assembly, itself hole of back buffer beam installing plate
Bit architecture is innovated, and using " horn mouth " form of similar thorn socket bore, the cutting edge of " horn mouth " osculum position 0.7mm is utilized to be stuck in peace
In the screw thread for filling bolt；Verified through real vehicle, clamping is secured, can realize pre-hung, and nut it is urgent during cutting edge can be in screw thread
Between slid inward, without injure bolt thread failure；Structure design is exquisite, does not increase part additionally, is conducive to vehicle body cost control
And light-weight design；Mature production technology, there is no processing difficulties, it is easy to accomplish.
Description of the drawings
Fig. 1 is the structure diagram (front view) of the installing plate of the utility model；
Fig. 2 is the structure diagram (sectional view) of the pre-hung cutting edge of the utility model；
Fig. 3 is the structure diagram of the back buffer beam assembly of the utility model；
Fig. 4 is the mounting structure schematic diagram of the pre- hanging hang structure of back buffer beam of the utility model.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected range.
In the description of the present invention, it should be noted that term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instructions such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
The utility model must have specific with the device or element for simplifying description rather than instruction or hint meaning for ease of description
Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the
One ", " second ", " third " are only used for description purpose, and it is not intended that instruction or hint relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition
Concrete meaning of the language in the utility model.
Embodiment one
Referring to shown in Fig. 1 to Fig. 4, a kind of pre- hanging hang structure of back buffer beam, including the bolt 2 installed with vehicle body and and rear anti-crash
The fixed installing plate 1 of beam, the installing plate are equipped with multiple mounting holes 11, pre-hung are equipped in mounting hole described in wherein at least one
Cutting edge 12, the pre-hung cutting edge are corresponded in the thread groove for mounting the bolt.
The pre-hung cutting edge is molded in integrated punching.
The installation base 13 for being attached with back buffer beam side wall is additionally provided on the installing plate.
The installation base is molded in integrated punching.
The installation base is equipped with connection through-hole.
The connection through-hole is unthreaded hole, and the installation base is fixed by rivet and back buffer beam.
The cross section of the pre-hung cutting edge is trapezoidal, and the material of the installing plate is stamped steel.It is when it is implemented, described pre-
The cross section for hanging cutting edge can also be triangle, and the material of the installing plate can also be forged steel.
Cutting edge is clamped pre-hung structure type in the present embodiment, is mainly realized during product Sheet Metal Forming Technology：It uses
Punch completes punching, and (product effective aperture isAperture is first rushed, is prepared subsequently to rush cutting edge)；Using mold pier nose, realize
Cutting edge (the pier nose basal diameter of " horn mouth " formUpper opening angle is 135 °)；Finally usePunch repaiies hole, clearly
The buildup occurred except the second sequence pier hole.This pre- hanging hole can be mould punching, if numerical control machine can also be used in small lot production
The mode that bed machine adds is realized, even if this patent does not apply to the exploitation of other main engine plants' like parts, can also provide mentality of designing
It refers to altogether.
The pre- hanging hang structure of back buffer beam described in the present embodiment and back buffer beam assembly, itself Kong Weijie of back buffer beam installing plate
Structure is innovated, and using " horn mouth " form of similar thorn socket bore, the cutting edge of " horn mouth " osculum position 0.7mm is utilized to be stuck in installation spiral shell
In the screw thread of bolt；Verified through real vehicle, clamping is secured, can realize pre-hung, and nut it is urgent during cutting edge can between screw thread to
Interior slip is failed without bolt thread is injured；Structure design is exquisite, does not increase part additionally, is conducive to vehicle body cost control and light
Quantitative design；Mature production technology, there is no processing difficulties, it is easy to accomplish.
Embodiment two, the present embodiment are improved on the basis of embodiment one, the contents described in embodiment one
It is possessed by the present embodiment, no longer specifically repeats herein.
Referring to shown in Fig. 1 to Fig. 4, a kind of back buffer beam assembly, including the pre- hanging hang structure of back buffer beam；The rear defence
It hits the pre- hanging hang structure of beam and includes the bolt 2 installed with vehicle body and installing plate fixed with back buffer beam 1, the installing plate is equipped with more
A mounting hole 11, mounting hole described in wherein at least one is interior to be equipped with pre-hung cutting edge 12, and the pre-hung cutting edge, which corresponds to, mounts the spiral shell
In the thread groove of bolt.
The pre-hung cutting edge is molded in integrated punching.
The installation base 13 for being attached with back buffer beam side wall is additionally provided on the installing plate.
The installation base is molded in integrated punching.
The installation base is equipped with connection through-hole.
The connection through-hole is unthreaded hole, and the installation base is fixed by rivet and back buffer beam 3.
The cross section of the pre-hung cutting edge is trapezoidal, and the material of the installing plate is stamped steel.It is when it is implemented, described pre-
The cross section for hanging cutting edge can also be triangle, and the material of the installing plate can also be forged steel.
The pre- hanging hang structure of back buffer beam disclosed in the utility model and back buffer beam assembly, itself hole of back buffer beam installing plate
Bit architecture is innovated, and using " horn mouth " form of similar thorn socket bore, the cutting edge of " horn mouth " osculum position 0.7mm is utilized to be stuck in peace
In the screw thread for filling bolt；Verified through real vehicle, clamping is secured, can realize pre-hung, and nut it is urgent during cutting edge can be in screw thread
Between slid inward, without injure bolt thread failure；Structure design is exquisite, does not increase part additionally, is conducive to vehicle body cost control
And light-weight design；Mature production technology, there is no processing difficulties, it is easy to accomplish.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should
Understand：It can still modify to the technical solution recorded in foregoing embodiments either to which part or whole
Technical characteristic carries out equivalent replacement；And these modifications or replacement, this practicality that it does not separate the essence of the corresponding technical solution are new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of pre- hanging hang structure of back buffer beam, it is characterised in that：It is fixed including the bolt installed with vehicle body and with back buffer beam
Installing plate, the installing plate are equipped with multiple mounting holes, and pre-hung cutting edge is equipped in mounting hole described in wherein at least one, described pre-
Cutting edge is hung to correspond in the thread groove for mounting the bolt.
2. the pre- hanging hang structure of back buffer beam according to claim 1, it is characterised in that：The pre-hung cutting edge in integrated punching into
Type.
3. the pre- hanging hang structure of back buffer beam according to claim 2, it is characterised in that：Be additionally provided on the installing plate for
The installation base that back buffer beam side wall is attached.
4. the pre- hanging hang structure of back buffer beam according to claim 3, it is characterised in that：The installation base in integrated punching into
Type.
5. the pre- hanging hang structure of back buffer beam according to claim 4, it is characterised in that：It is logical that the installation base is equipped with connection
Hole.
6. the pre- hanging hang structure of back buffer beam according to claim 5, it is characterised in that：The connection through-hole is threaded hole, light
It is any in hole.
7. the pre- hanging hang structure of back buffer beam according to claim 6, it is characterised in that：The installation base is by rivet with after
Collision prevention girders are fixed.
8. the pre- hanging hang structure of back buffer beam according to claim 7, it is characterised in that：The cross section of the pre-hung cutting edge is three
Any in angular, trapezoidal.
9. the pre- hanging hang structure of back buffer beam according to claim 8, it is characterised in that：The material of the installing plate is punching press
Any in steel, forged steel.
10. a kind of back buffer beam assembly, it is characterised in that：Including the back buffer beam pre-hung as described in any in claim 1-9
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721642799.XU CN207535853U (en) | 2017-11-30 | 2017-11-30 | The pre- hanging hang structure of back buffer beam and back buffer beam assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721642799.XU CN207535853U (en) | 2017-11-30 | 2017-11-30 | The pre- hanging hang structure of back buffer beam and back buffer beam assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207535853U true CN207535853U (en) | 2018-06-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721642799.XU Active CN207535853U (en) | 2017-11-30 | 2017-11-30 | The pre- hanging hang structure of back buffer beam and back buffer beam assembly |
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| CN (1) | CN207535853U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109866727A (en) * | 2019-03-18 | 2019-06-11 | 重庆长安汽车股份有限公司 | A kind of vehicle rear bumper assembly mounting structure |
-
2017
- 2017-11-30 CN CN201721642799.XU patent/CN207535853U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109866727A (en) * | 2019-03-18 | 2019-06-11 | 重庆长安汽车股份有限公司 | A kind of vehicle rear bumper assembly mounting structure |
| CN109866727B (en) * | 2019-03-18 | 2022-05-17 | 重庆长安汽车股份有限公司 | Vehicle rear bumper assembly mounting structure |
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