CN102815258B - Setting nut - Google Patents
Setting nut Download PDFInfo
- Publication number
- CN102815258B CN102815258B CN201210289015.5A CN201210289015A CN102815258B CN 102815258 B CN102815258 B CN 102815258B CN 201210289015 A CN201210289015 A CN 201210289015A CN 102815258 B CN102815258 B CN 102815258B
- Authority
- CN
- China
- Prior art keywords
- setting nut
- thread
- inner sleeve
- outer sleeve
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 229920001707 polybutylene terephthalate Polymers 0.000 claims description 4
- -1 polybutylene terephthalate Polymers 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 238000003466 welding Methods 0.000 abstract description 8
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract description 2
- 238000010009 beating Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Dowels (AREA)
Abstract
The invention discloses a kind of setting nut, belong to vehicle body fittings field.Described setting nut comprises: by the nested connected outer sleeve of screw thread and inner sleeve, for installing thread-forming screw in inner sleeve, the outer wall of outer sleeve is provided with at least two group clamping mechanisms, by clamping mechanism secured adjusted nut; Often organize clamping mechanism to comprise the column paralleled with outer sleeve central axis and fix buckle, and the draw-in groove formed between fixing buckle end and outer sleeve end, at least one snap-latch surface of draw-in groove is step surface, and step surface comprises at least two step sections.The present invention makes setting nut can be suitable for the vehicle body sheet metal of multiple usual thickness by clamping mechanism, applied widely; Further, use spanner or screwdriver to rotate thread-forming screw, screw drives adjustable nut to rotate, and adjustable nut regulates automatically, to reach the object making up welding or assembly clearance error, improve outward appearance coupling; Setting nut structure is simple, reliable, easy to assemble, installation is firm.
Description
Technical field
The present invention relates to vehicle body fittings field, particularly a kind of car headlamp setting nut.
Background technology
The fastening means major part that current car headlamp uses uses common project-welding nut to carry out fastening, namely adopts multiple project-welding nut to be fixed on plates of automobile by head lamp multiple spot, fixedly realized the rock-steady structure of head lamp by multiple spot.
Realizing in process of the present invention, contriver finds that prior art at least exists following problem:
Because of each attachment point on panel beating different time in same level, when using project-welding nut to fix, first fixing project-welding nut can be fitted with panel beating perimetral tight, rear fixing project-welding nut just likely with panel beating periphery poor fit, and it is unadjustable, impact and all edge pieces (as engine case, fender guard, front guarantor etc.) clearance surface difference, bring harmful effect to outward appearance visual effect.In a word, when the assembling of actual head lamp and outward appearance coupling, usually due to welding or assembly precision bad and cause outward appearance to mate bad phenomenon.
Summary of the invention
In order to solve the problem of prior art, embodiments provide a kind of setting nut.Described technical scheme is as follows:
Described setting nut comprises: by the nested connected outer sleeve of screw thread and inner sleeve, for installing thread-forming screw in described inner sleeve, the outer wall of described outer sleeve is provided with at least two group clamping mechanisms, by described clamping mechanism with fixing described setting nut; Often organize clamping mechanism to comprise: the column paralleled with described outer sleeve central axis fixes buckle, and the draw-in groove formed between described fixing buckle end and described outer sleeve end, at least one snap-latch surface of described draw-in groove is step surface, and described step surface comprises at least two step sections.
The beneficial effect that the technical scheme that the embodiment of the present invention provides is brought is:
By sleeve outer wall outside being arranged the clamping mechanism with step section draw-in groove, make setting nut can be suitable for the vehicle body sheet metal of multiple usual thickness, applied widely; Further, the inner sleeve and outer sleeve structure that are threaded are set, in inner sleeve, thread-forming screw is installed, thread-forming screw can be rotated by using spanner or screwdriver, screw drives adjustable nut to rotate, adjustable nut automatically regulate X to or Y-direction or Z-direction, to reach the object making up welding or assembly clearance error, improve outward appearance coupling; Setting nut structure is simple, reliable, easy to assemble, installation is firm.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the front view of the setting nut that the embodiment of the present invention provides;
Fig. 2 is the disassembled state schematic diagram of the setting nut that the embodiment of the present invention provides;
Fig. 3 is the A-A section-drawing in Fig. 2;
Fig. 4 is that the setting nut that the embodiment of the present invention provides just fills view.
In figure: 1: outer sleeve; 2: inner sleeve; 3: fixing buckle; 4: draw-in groove; 5: outside thread; 6: outer lug; 7: negative thread; 8: internal projection.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
Fig. 1 shows the front view of the setting nut of the embodiment of the present invention, and Fig. 2 is the disassembled state schematic diagram of the present embodiment setting nut, and Fig. 3 is the A-A section-drawing of Fig. 2.Referring to figs. 1 through Fig. 3, this setting nut comprises by the nested connected outer sleeve 1 of screw thread and inner sleeve 2, outer sleeve 1 and inner sleeve 2 form detouchable nut, in described inner sleeve 2, install thread-forming screw, thus realize the fixing of associated mechanical components by setting nut and thread-forming screw.The outer wall of described outer sleeve 1 is provided with three groups of clamping mechanisms, by described clamping mechanism with fixing described setting nut; Often organize clamping mechanism to comprise: the column paralleled with described outer sleeve 1 central axis fixes buckle 3, and the draw-in groove 4 formed between described fixing buckle 3 end and described outer sleeve 1 end, the lower snap-latch surface of described draw-in groove 4 is step surface, and described step surface comprises three step sections.
Wherein, in the present embodiment, setting nut is in use, one end bearing definition it first being contacted thread-forming screw be " on ", relative other end bearing definition is D score, description is hereinafter equally applicable to this definition.
Clamping mechanism set on described outer sleeve 1 outer wall is not limited to three groups, as long as meet at least two groups.Further, in order to make the fixing rear uniform force of setting nut, clamping mechanism is spacedly distributed on the outer wall of outer sleeve 1.In the present embodiment, why clamping mechanism selects three groups, is to both ensure the stability that setting nut is fixing, simplifying again the structure of setting nut.The step surface of draw-in groove 4 is not limited to and is necessarily arranged on lower snap-latch surface, also can be arranged on snap-latch surface, or upper and lower snap-latch surface is arranged simultaneously stepped locations step surface corresponding up and down, can be fastened in the stamping holes of different-thickness to meet draw-in groove 4.Step section on step surface is also not limited to above-mentioned three, its concrete number is according to the environment for use needs of setting nut, corresponding arranges conventional one-tenth-value thickness 1/10, such as, in car headlamp fixed network, according to the panel beating thickness in common vehicle part, the one-tenth-value thickness 1/10 of three step sections can be set to 0.8mm, 1.0mm, 1.2mm respectively, just can meet the needs that car headlamp is fixing.
In the present embodiment, at described outer sleeve 1 open end, namely its upper end is provided with the outer (not indicating in figure) along its opening radial outward expansion, the lower surface of described outer forms one of them snap-latch surface of described draw-in groove 4, exactly, be the lower snap-latch surface of draw-in groove 4, the upper snap-latch surface of draw-in groove 4 is formed by the upper surface fixing buckle 3.
The open end of described inner sleeve 2, namely its upper end is also provided with the outer (not indicating in figure) along its opening radial outward expansion, after setting nut has assembled, the outer of described outer sleeve 1 upper end and the outer of described inner sleeve 2 upper end contact with each other, and can play certain position-limiting action to thread-forming screw.The outer wall of described inner sleeve 2 is provided with outside thread 5, the inwall of described outer sleeve 1 is provided with negative thread 7, described outside thread 5 and negative thread 7 are meshed, and realize removably connecting between outer sleeve 1 and inner sleeve 2 thus.
Further, described inner sleeve 2 inside is provided with the tubular outer lug 6 coaxial with it, described outer sleeve 1 inside is provided with the tubular internal projection 8 coaxial with it, and described outer lug 6 one end is fixed on the upper end of described inner sleeve 2, and one end of described internal projection 8 is fixed on the lower end of described outer sleeve 1; Described inner sleeve 2 is between described outer sleeve 1 and internal projection 8, and the other end of described internal projection 8 is fastened between described inner sleeve 2 and outer lug 6.The length of described outer lug 6 is less than the length of described inner sleeve 2, and the length of described internal projection 8 is less than the length of described outer sleeve 1.
The setting nut of this vibrational power flow, when assembling according to the first dress state shown in Fig. 4, outside thread 5 on inner sleeve 2 is meshed with the negative thread 7 on outer sleeve 1, and the outer lug 6 on inner sleeve 2 and the internal projection 8 phase clamping on outer sleeve 1, realize the assembling of setting nut.The processing technology of inner sleeve 2 and outer sleeve 1 adopts direct injection mo(u)lding, generally selects PBT(polybutylene terephthalate, Poly Butylene Terephthalate) material.
Outer sleeve 1, when assembling for car headlamp, first, sticks in stamping holes by the present embodiment setting nut, the three grades of step draw-in grooves 4 on outer sleeve 1 outer wall and panel beating clamping, thus is connected on panel beating by outer sleeve 1, forms connecting element; Next, inner sleeve 2 and outer sleeve 1 are assembled together; Then, head lamp is installed, uses thread-forming screw and setting nut to be fixed by head lamp multiple spot.
In order to improve the fixing stability of head lamp, one end of described draw-in groove 4 is set to opening shape by the present embodiment, the other end arranges block plate and forms closed, the opening of described draw-in groove 4 is towards consistent with the tightening direction of described thread-forming screw, ensure that thread-forming screw outer sleeve 1 in rundown process can not come off from stamping holes, can strengthen further fixing on the contrary.The hand of spiral of described outside thread 5 is contrary with the hand of spiral of described thread-forming screw, can realize in thread-forming screw rundown process, automatically regulates and mates, make up the gap occurred in head lamp fixation procedure between inner sleeve 2 with outer sleeve 1.
In thread-forming screw and setting nut fixation procedure, use spanner or screwdriver clickwise thread-forming screw, thread-forming screw is in screw-in state, first thread-forming screw screw thread contacts with the outer lug 6 on inner sleeve 2, thread-forming screw drives inner sleeve 2, screw thread due to inner sleeve 2 is minus thread, contrary with thread-forming screw hand of spiral, therefore inner sleeve 2 is in back-out state.When inner sleeve 2 screws out, will be propped up after running into head lamp installation foot, continue to use spanner or screwdriver clickwise thread-forming screw, thread-forming screw contacts with the internal projection 8 on outer sleeve 1, and final thread-forming screw is screwed, fastening.In order to improve the fixing intensity of thread-forming screw, preferably arrange the direction along described inner sleeve 2 upper end towards lower end, the internal diameter of described internal projection 8 diminishes gradually, fixing more firm in rundown process to realize thread-forming screw.Thread-forming screw is screwed, fastening time, inner sleeve 2 is in optimum position, compensate for vehicle body X to or the deviation of Y-direction or Z-direction, reach good matching effect.Find in actual application, it is 10mm that inner sleeve 2 maximumly can make up tolerance, namely maximumly can make up X or Y or Z-direction 10mm deviation.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a setting nut, it is characterized in that, comprise: by the nested connected outer sleeve (1) of screw thread and inner sleeve (2), for installing thread-forming screw in described inner sleeve (2), the outer wall of described outer sleeve (1) is provided with at least two group clamping mechanisms, by described clamping mechanism with fixing described setting nut; Often organize clamping mechanism to comprise: the column paralleled with described outer sleeve (1) central axis fixes buckle (3), and the draw-in groove (4) formed between described fixing buckle (3) end and described outer sleeve (1) end, at least one snap-latch surface of described draw-in groove (4) is step surface, and described step surface comprises at least two step sections;
The material of described outer sleeve (1) and described inner sleeve (2) is polybutylene terephthalate;
Described clamping mechanism has three groups, is spacedly distributed on the outer wall of described outer sleeve (1);
Described inner sleeve (2) inside is provided with the tubular outer lug (6) coaxial with it, described outer sleeve (1) inside is provided with the tubular internal projection (8) coaxial with it, described outer lug (6) one end is fixed on the open end of described inner sleeve (2), and one end of described internal projection (8) is fixed on the relative one end of described outer sleeve (1) opening; Described inner sleeve (2) is positioned between described outer sleeve (1) and internal projection (8), and the other end of described internal projection (8) is fastened between described inner sleeve (2) and outer lug (6).
2. setting nut according to claim 1, it is characterized in that, described outer sleeve (1) open end is provided with the outer along its opening radial outward expansion, and the lower surface of described outer forms one of them snap-latch surface of described draw-in groove (4).
3. setting nut according to claim 1, it is characterized in that, the open end of described inner sleeve (2) is provided with the outer along its opening radial outward expansion, the outer wall of described inner sleeve (2) is provided with outside thread (5), the inwall of described outer sleeve (1) is provided with negative thread (7), described outside thread (5) and negative thread (7) are meshed.
4. setting nut according to claim 1, is characterized in that, along described inner sleeve (2) open end towards the direction of its other end, the internal diameter of described internal projection (8) diminishes gradually.
5. setting nut according to claim 2, is characterized in that, the one end open of described draw-in groove (4), and the other end is provided with block plate, and the opening of described draw-in groove (4) is towards consistent with the tightening direction of described thread-forming screw.
6. setting nut according to claim 3, is characterized in that, the hand of spiral of described outside thread (5) is contrary with the hand of spiral of described thread-forming screw.
7. setting nut according to claim 1, it is characterized in that, the length of described outer lug (6) is less than the length of described inner sleeve (2), and the length of described internal projection (8) is less than the length of described outer sleeve (1).
8., according to described setting nut arbitrary in claim 1-7, it is characterized in that, described step surface comprises three step sections, and the thickness of the draw-in groove (4) corresponding to each step section is respectively 1.2mm, 1.0mm, 0.8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210289015.5A CN102815258B (en) | 2012-08-14 | 2012-08-14 | Setting nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210289015.5A CN102815258B (en) | 2012-08-14 | 2012-08-14 | Setting nut |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102815258A CN102815258A (en) | 2012-12-12 |
| CN102815258B true CN102815258B (en) | 2015-08-12 |
Family
ID=47299818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210289015.5A Active CN102815258B (en) | 2012-08-14 | 2012-08-14 | Setting nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102815258B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302489B (en) * | 2016-09-19 | 2024-09-03 | 常州星宇车灯股份有限公司 | Screw type heavy connector |
| CN108425931B (en) * | 2018-04-24 | 2021-03-02 | 奇瑞汽车股份有限公司 | Automobile number plate fixing nut seat and number plate fixing structure and automobile with same |
| CN109494576B (en) * | 2018-12-10 | 2021-02-05 | 大庆宏富来电气设备制造有限公司 | Open-air tower electric power cabinet of assembling fast |
| CN113415245A (en) * | 2021-06-30 | 2021-09-21 | 东风延锋汽车饰件系统有限公司 | Adjustable and replaceable buckle fixing seat and using method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1744063A2 (en) * | 2005-07-11 | 2007-01-17 | Böllhoff Verbindungstechnik GmbH | Tolerance compensating arrangement made of plastic |
| CN201407256Y (en) * | 2009-04-29 | 2010-02-17 | 英华达(上海)电子有限公司 | Fastening component and electronic product |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4361335B2 (en) * | 2003-09-17 | 2009-11-11 | イワタボルト株式会社 | Bolt nut mechanism |
| DE202005016823U1 (en) * | 2005-10-26 | 2006-02-09 | Böllhoff Verbindungstechnik GmbH | Fastening device with tolerance compensation |
| DE202007008152U1 (en) * | 2007-06-11 | 2007-08-09 | Böllhoff Verbindungstechnik GmbH | Component e.g. bracket of motor vehicle, fastening device, has bolt connected with adjusting unit by detachable connection to rotate adjusting unit simultaneously during rotation of fixing bolt |
| KR101086609B1 (en) * | 2009-06-01 | 2011-11-23 | 현대자동차주식회사 | Mounting structure of cowl cross bar |
-
2012
- 2012-08-14 CN CN201210289015.5A patent/CN102815258B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1744063A2 (en) * | 2005-07-11 | 2007-01-17 | Böllhoff Verbindungstechnik GmbH | Tolerance compensating arrangement made of plastic |
| CN201407256Y (en) * | 2009-04-29 | 2010-02-17 | 英华达(上海)电子有限公司 | Fastening component and electronic product |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102815258A (en) | 2012-12-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102815258B (en) | Setting nut | |
| JP2014519584A (en) | Self-aligning cage nut | |
| CN104827132A (en) | Gear clamp | |
| CN210660860U (en) | Flange fixing assembly | |
| CN112049844A (en) | Fastening device with tolerance compensation function and fastening method thereof | |
| CN203666753U (en) | Vehicle steering system and vehicle | |
| CN204821101U (en) | Car battery mounting structure | |
| CN101881295A (en) | Nut mounting structure used for instrument panel beam | |
| CN219197863U (en) | Integrated flat-plate type nut plate | |
| CN220053707U (en) | Inner plate connection structure in automobile BDC and A column | |
| CN105239858A (en) | Automobile door lock catch connecting plate structure | |
| CN105449495A (en) | Radio frequency laser with negative electrode plate installed on parallel supports | |
| CN215671656U (en) | Hidden outer handle mounting structure | |
| CN221375507U (en) | Novel car light screw post structure | |
| KR101241151B1 (en) | Mounting Structure for Cowl Cross Bar of Cockpit Module | |
| CN219529477U (en) | Hardware connecting piece | |
| CN205259748U (en) | Car gate lock fixed plate structure | |
| CN204800515U (en) | Eccentric anchor clamps of correcting of cavity button | |
| CN208089008U (en) | A kind of handle panel component of electronic lock | |
| CN202911031U (en) | Novel guide pillar and guide sleeve | |
| CN219552745U (en) | Direct-casting lens | |
| CN202827846U (en) | Installation structure of sedan instrument desk | |
| CN220117963U (en) | A gas vaulting pole fastening structure and car for plastics back of body door | |
| WO2024067454A1 (en) | Electric valve | |
| CN218988537U (en) | Bulb support and reflector hoisting structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |