CN111963528A - Easily-detachable plastic buckle and assembling and disassembling method thereof - Google Patents
Easily-detachable plastic buckle and assembling and disassembling method thereof Download PDFInfo
- Publication number
- CN111963528A CN111963528A CN202010698673.4A CN202010698673A CN111963528A CN 111963528 A CN111963528 A CN 111963528A CN 202010698673 A CN202010698673 A CN 202010698673A CN 111963528 A CN111963528 A CN 111963528A
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- Prior art keywords
- buckle
- handle
- disassembly
- plastic
- seat
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- 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.)
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- 239000004033 plastic Substances 0.000 title claims abstract description 72
- 229920003023 plastic Polymers 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000009434 installation Methods 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 description 6
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 229930040373 Paraformaldehyde Natural products 0.000 description 2
- 206010066094 Torus fracture Diseases 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 229920006324 polyoxymethylene Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- -1 polyoxymethylene Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
- F16B5/06—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips
- F16B5/0607—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of clamps or clips joining sheets or plates to each other
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Automotive Seat Belt Assembly (AREA)
Abstract
The invention discloses a plastic buckle easy to disassemble and an assembling and disassembling method thereof, belonging to the field of assembling of automotive interior and exterior trim plastic parts. The invention discloses an easily-detachable plastic buckle and an assembling and disassembling method thereof, which change the structures of the buckle and a buckle seat and realize the purpose of convenient disassembly of the buckle and the buckle seat between a plastic part and a connecting plate.
Description
Technical Field
The invention relates to the field of assembly of automotive interior and exterior plastic parts, in particular to an easily-detachable plastic buckle and an assembling and disassembling method thereof.
Background
The plastic buckle is mainly connected in a plastic buckle connection mode (as shown in figures 1 and 2) for assembling the automotive interior and exterior trim plastic parts, and the plastic buckle is made of POM (polyoxymethylene), so that the plastic buckle has the advantages of convenience in installation and low cost.
However, the plastic part used at present is difficult to disassemble, and the main reason is that the disassembling force of the plastic part is in direct proportion to the clamping force, and the clamping force is designed to be larger in order to ensure enough installation strength. The plastic buckle is fixed with the connecting plate through interference fit in the design, and the buckle passes through the buckle seat with the working of plastics to be connected, adopts suitable sled stick when dismantling, along opening the gap or sled groove perk, then pulls open by force along the assembly opposite direction, can cause following problem like this: 1) the hands of the worker are pinched or scratched; 2) the plastic part clamping seat is broken, so that the integral assembly strength is influenced, and even the whole plastic part is scrapped; 3) damage to the buckle and deformation of the connecting plate are caused; 4) the buckle fracture part is transferred into the connecting plate inner chamber, can't take out, causes the circumstances such as abnormal sound.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the plastic buckle easy to disassemble and the assembling and disassembling method thereof, which change the structures of the buckle and the buckle seat and realize the purpose of convenient disassembly of the buckle and the buckle seat between the plastic part and the connecting plate.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a plastic buckle easy to disassemble and an assembling and disassembling method thereof, wherein the plastic buckle is used for connecting a plastic part and a connecting plate on an automobile and comprises a buckle, the buckle comprises a disassembling handle positioned in the center of the buckle and clamping feet positioned on two sides of the disassembling handle, and the clamping feet are provided with arc-shaped grooves for limiting; the clamping seat is fixedly connected to the surface of the plastic part close to one side of the connecting plate, a disassembly handle hole and a positioning groove are formed in the clamping seat, and the buckle and the clamping seat are pressed into the disassembly handle hole through the disassembly handle and clamped into the positioning groove to realize assembly; the plastic buckle is characterized by also comprising a disassembly hole, wherein the disassembly hole is positioned on the surface of the plastic part and is communicated with the buckle seat, and fingers can extend into the disassembly hole to pull the plastic buckle to realize the assembly and disassembly of the plastic buckle; the clamping device is characterized by further comprising a rectangular hole, the rectangular hole is formed in the center of the connecting plate, and the buckle extends into the rectangular hole and is subjected to limiting assembly through an arc-shaped groove in the clamping pin; when the disassembly handle is clamped into the positioning groove in the buckle seat during installation and assembly, the A datum locks the movement of the buckle to the X axis, the B datum locks the movement of the buckle to the Y axis and the rotation of the buckle around the X axis and the Z axis, the C datum locks the movement of the buckle to the Z axis and the rotation of the buckle around the Y axis, and at the moment, all three degrees of freedom of the buckle on the buckle seat are locked and cannot fall off; after the buckle is assembled on the buckle seat, the buckle is pressed into the rectangular hole in the center of the connecting plate, and the movement of the connecting plate along the X-axis direction is locked by utilizing the elasticity of the clamping pin and the arc-shaped groove on the clamping pin; when the buckle is disassembled, the disassembly handle on the buckle is shifted towards the negative direction of the Z axis through the disassembly hole, the disassembly handle is separated from the A datum because the positioning of the X-axis direction movement of the buckle seat is not locked, the buckle and the buckle seat are disassembled, and then the buckle rotates 90 degrees, so that the buckle and the connecting plate are disassembled.
Preferably, the buckle further comprises a boss protruding from the surface of the detachment handle, and a gap of 0.1mm to 0.3mm is reserved between the boss and the inner wall of the buckle seat to ensure that the detachment handle can be slightly inserted into the positioning groove in an inclined manner.
Preferably, the buckle still includes the spacing groove, the quantity of spacing groove is two, the symmetry set up in dismantle the both sides of handle dismantle the handle insert dismantle the in-process in handle hole, the spacing groove falls into completely when the constant head tank, dismantle the handle and recover because of the deformation, the card is in the constant head tank.
Preferably, the opening surface of the positioning groove is 1mm-1.5mm higher than the common center line of the buckle and the buckle seat, and slightly deforms during the process of inserting the disassembly handle into the disassembly handle hole.
Preferably, the tail end of the disassembling handle is provided with a chamfer with the radius R equal to 1mm, and the chamfer plays a role in guiding the disassembling handle during the process of being inserted into the disassembling handle hole.
Preferably, the depth of the positioning groove is 0.2mm-0.3mm higher than the thickness of the dismounting handle, so that the buckle is ensured to be firmly clamped in the buckle seat, and the buckle can be separated from the buckle seat only by manually shifting the dismounting handle towards the positioning groove in a reverse direction.
Preferably, the size of the rectangular hole is 10mm × 12mm, the size of the part where the buckle is matched with the rectangular hole is 10mm × 5.5mm, and the size of the part where the buckle seat is matched with the rectangular hole is 9.5mm × 11.9 mm; during assembly, the plastic part is firstly provided with the buckle and then aligned with the rectangular hole to press the clamping feet at two sides; when the buckle is disassembled, the buckle rotates 90 degrees along the X-axis direction, and the disassembly can be completed.
Preferably, the clamping feet are in interference fit with the connecting plate, and the maximum interference amount is 0.84 mm.
The invention has the beneficial effects that:
the invention skillfully solves the problem that the plastic part is difficult to disassemble, does not reduce the installation strength of the plastic part, and has no relation between the disassembling force and the clamping force. The plastic buckle is simple in disassembly mode, small in disassembly force and free of any damage due to frequent disassembly.
Drawings
FIG. 1 is an exploded view of the assembly of a plastic part, a sheet metal part and a buckle provided in the prior art;
FIG. 2 is a cross-sectional view of a plastic part, a sheet metal part and a buckle as provided in the prior art;
FIG. 3 is an exploded view of the assembly of a plastic part, a sheet metal part and a buckle provided in an embodiment of the present invention;
FIG. 4 is a cross-sectional view of an assembled side view of a plastic part, a sheet metal part and a buckle provided in an embodiment of the present invention;
FIG. 5 is a cross-sectional view of an assembled top view of a plastic part, a sheet metal part and a buckle provided in an embodiment of the present invention;
fig. 6 is a cross-sectional view taken along section F-F of a cross-sectional view (fig. 5) of an assembled top view of a plastic part, a sheet metal part and a clip provided in an embodiment of the present invention.
In the figure:
1. a plastic part; 2. disassembling the hole; 3. a buckle seat; 4. disassembling the handle hole; 5. buckling; 6. disassembling the handle; 7. positioning a groove; 8. a connecting plate; 9. a rectangular hole; 10. clamping a pin; 11. a boss; 12. a limiting groove.
Detailed Description
As shown in fig. 1 and 2, the plastic part used in the prior art is difficult to detach, mainly because the detaching force of the plastic part is proportional to the clamping force, and the clamping force is designed to be large to ensure sufficient mounting strength. The plastic buckle is fixed with the connecting plate through interference fit in the design, and the buckle passes through the buckle seat with the working of plastics to be connected, adopts suitable sled stick when dismantling, along opening the gap or sled groove perk, then pulls open by force along the assembly opposite direction, can cause following problem like this: 1) the hands of the worker are pinched or scratched; 2) the plastic part clamping seat is broken, so that the integral assembly strength is influenced, and even the whole plastic part is scrapped; 3) damage to the buckle and deformation of the connecting plate are caused; 4) the buckle fracture part is transferred into the connecting plate inner chamber, can't take out, causes the circumstances such as abnormal sound.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 3 to 6, the plastic buckle and the assembling and disassembling method thereof provided in this embodiment are used for connecting a plastic part 1 and a connecting plate 8 on an automobile, where the plastic part 1 refers to a part that needs to be frequently disassembled on the automobile and has an allowable disassembling hole in appearance, such as a radiator grille, an access panel or a glass water filler cover plate of the automobile, the plastic buckle includes a buckle 5, the buckle 5 includes a disassembling handle 6 located in the center of the buckle 5 and clamping legs 10 located at both sides of the disassembling handle 6, the head ends of the clamping legs 10 at both sides are integrally formed with the head end of the disassembling handle 6, and the clamping legs 10 are provided with arc-shaped grooves for limiting; the plastic part connecting device is characterized by further comprising a buckle seat 3, wherein the buckle seat 3 is fixedly connected to the surface of the plastic part 1 close to one side of the connecting plate 8, a disassembly handle hole 4 and a positioning groove 7 are formed in the buckle seat 3, and the buckle 5 and the buckle seat 3 are pressed into the disassembly handle hole 4 through a disassembly handle 6 and clamped into the positioning groove 7 to realize assembly; the plastic buckle assembly and disassembly tool further comprises a disassembly hole 2, wherein the disassembly hole 2 is positioned on the surface of the plastic part 1 and is communicated with the buckle seat 3, and fingers can stretch into the disassembly hole 2 to pull the plastic buckle to realize the assembly and disassembly of the plastic buckle; the clamping device is characterized by further comprising a rectangular hole 9, the rectangular hole 9 is arranged in the center of the connecting plate 8, the buckle 5 penetrates through the rectangular hole 9 and is subjected to limiting assembly through the arc-shaped grooves in the clamping feet 10, the periphery of the rectangular hole 9 in the connecting plate 8 is limited by the rebounded clamping feet 10 until the periphery of the rectangular hole 9 is located in the arc-shaped grooves in the clamping feet 10; when the buckle 5 is installed and assembled, when the disassembling handle 6 is clamped into the positioning groove 7 in the buckle seat 3, the movement of the buckle 5 to the X axis is locked by the reference A, the movement of the buckle 5 to the Y axis and the rotation around the X axis and the Z axis are locked by the reference B, the movement of the buckle 5 to the Z axis and the rotation around the Y axis are locked by the reference C, and at the moment, all three degrees of freedom of the buckle 5 on the buckle seat 3 are locked and cannot fall off; after the buckle 5 is assembled on the buckle seat 3, the buckle 5 is pressed into the rectangular hole 9 in the center of the connecting plate 8, and the movement of the connecting plate 8 along the X-axis direction is locked by utilizing the elasticity of the clamping pin 10 and the arc-shaped groove on the clamping pin 10; when the disassembly tool is used for disassembling, the disassembly handle 6 on the buckle 5 is shifted towards the negative direction of the Z axis through the disassembly hole 2, the disassembly handle 6 is separated from the A datum because the positioning of the buckle seat 3 moving along the X axis direction is not locked, the disassembly between the buckle 5 and the buckle seat 3 is realized, then the buckle 5 is rotated by 90 degrees, and the disassembly of the buckle 5 and the connecting plate 8 is realized. This buckle 5 dismantles the mode simply, and the dismantlement power is little, and frequent dismantlement can not be to causing any damage.
In order to insert the detaching handle 6, the buckle 5 further comprises a boss 11, the boss 11 is protrudingly arranged on the surface of the detaching handle 6, and a gap of 0.1mm-0.3mm is reserved between the boss 11 and the inner wall of the buckle seat 3 to ensure that the detaching handle 6 can be slightly obliquely inserted into the positioning groove 7.
In order to limit the position of the disassembly handle 6, the buckle 5 further comprises two limiting grooves 12, the two limiting grooves 12 are symmetrically arranged on two sides of the disassembly handle 6, and when the disassembly handle 6 is inserted into the disassembly handle hole 4 and the limiting grooves 12 completely fall into the positioning grooves 7, the disassembly handle 6 is restored due to deformation and is clamped in the positioning grooves 7.
In order to ensure the insertion of the removal handle 6, further, the opening surface of the positioning groove 7 is 1mm-1.5mm higher than the common center line of the buckle 5 and the buckle seat 3 and slightly deforms during the insertion of the removal handle 6 into the removal handle hole 4.
In order to facilitate the detachment handle 6 to enter the detachment handle hole 4, further, a chamfer is arranged at the tail end of the detachment handle 6, the radius R of the chamfer is 1mm, and the chamfer plays a role in guiding the insertion of the detachment handle 6 into the detachment handle hole 4.
In order to ensure the locking of the buckle 5, furthermore, the depth of the positioning groove 7 is 0.2mm-0.3mm higher than the thickness of the detaching handle 6, so as to ensure that the buckle 5 is firmly clamped in the buckle seat 3, and the buckle 5 can be separated from the buckle seat 3 only by manually poking the detaching handle 6 towards the positioning groove 7 in a reverse direction.
In order to realize working of plastics 1, the assembly between connecting plate 8 and the buckle 5, furthermore, the size of rectangular hole 9 is 10mm X12 mm, the size of buckle 5 and the cooperation of rectangular hole 9 is 10mm X5.5 mm, the size of buckle seat 3 and the cooperation of rectangular hole 9 is 9.5mm X11.9 mm, when assembling, working of plastics 1 installs buckle 5 earlier, and then aim at rectangular hole 9 and press both sides card foot 10, when dismantling, with buckle 5 along the rotatory 90 of X axle direction, can accomplish the dismantlement.
In order to fix the connecting plate 8 and the clamping foot 10, further, the clamping foot 10 is in interference fit with the connecting plate 8, and the maximum interference amount is 0.84 mm.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.
Claims (8)
1. A quick detachable plastics buckle and assembly and disassembly method thereof for the connection between a plastic part (1) and a connecting plate (8) on an automobile, characterized by comprising:
the buckle (5) comprises a disassembly handle (6) positioned in the center of the buckle (5) and clamping feet (10) positioned on two sides of the disassembly handle (6), and an arc-shaped groove for limiting is formed in each clamping foot (10);
the buckle seat (3) is fixedly connected to the surface of the plastic part (1) close to one side of the connecting plate (8), a disassembly handle hole (4) and a positioning groove (7) are formed in the buckle seat (3), and the buckle (5) and the buckle seat (3) are pressed into the disassembly handle hole (4) through the disassembly handle (6) and clamped into the positioning groove (7) to realize assembly;
the disassembly hole (2) is positioned on the surface of the plastic piece (1) and communicated with the buckle seat (3), and fingers can extend into the disassembly hole (2) to pull the plastic buckle to assemble and disassemble the plastic buckle;
the rectangular hole (9) is formed in the center of the connecting plate (8), and the buckle (5) extends into the rectangular hole (9) and is subjected to limiting assembly through an arc-shaped groove in the clamping pin (10);
when the disassembly handle (6) is clamped into the positioning groove (7) in the buckle seat (3) during installation and assembly, the A datum locks the movement of the buckle (5) to an X axis, the B datum locks the movement of the buckle (5) to a Y axis and the rotation around the X axis and the Z axis, and the C datum locks the movement of the buckle (5) to the Z axis and the rotation around the Y axis, and at the moment, all three degrees of freedom of the buckle (5) on the buckle seat (3) are locked and cannot fall off;
after the buckle (5) is assembled on the buckle seat (3), the buckle (5) is pressed into the rectangular hole (9) in the center of the connecting plate (8), and the movement of the connecting plate (8) along the X-axis direction is locked by the elasticity of the clamping pin (10) and the arc-shaped groove on the clamping pin (10);
during the dismantlement, through dismantle hole (2) will on buckle (5) dismantle handle (6) stir to the negative direction of Z axle, dismantle handle (6) because of the location that buckle seat (3) X axle direction removed is not died by the lock and breaks away from the A benchmark, realizes buckle (5) with dismantlement between buckle seat (3), later will buckle (5) rotatory 90, realize buckle (5) with the dismantlement of connecting plate (8).
2. An easily detachable plastic buckle and its assembling and disassembling method according to claim 1, wherein said buckle (5) further comprises:
the boss (11), boss (11) protruding set up in dismantle handle (6) surface, boss (11) with the clearance of 0.1mm-0.3mm remains between buckle seat (3) inner wall, in order to guarantee dismantle handle (6) can insert slightly aslope in constant head tank (7).
3. An easily detachable plastic buckle and its assembling and disassembling method according to claim 1, wherein said buckle (5) further comprises:
spacing groove (12), the quantity of spacing groove (12) is two, the symmetry set up in dismantle the both sides of handle (6) dismantle handle (6) insert the in-process of dismantling handle hole (4), spacing groove (12) fall into completely during constant head tank (7), dismantle handle (6) because of the deformation recovers, the card is in constant head tank (7).
4. The plastic buckle and the assembling and disassembling method thereof as claimed in claim 1, wherein:
the opening surface of the positioning groove (7) is 1-1.5 mm higher than the common central line of the buckle (5) and the buckle seat (3), and the disassembly handle (6) is slightly deformed in the process of being inserted into the disassembly handle hole (4).
5. The plastic buckle and the assembling and disassembling method thereof as claimed in claim 1, wherein:
the tail end of the disassembling handle (6) is provided with a chamfer with the radius R of 1mm, and the disassembling handle (6) is inserted into the disassembling handle hole (4) to play a role in guiding.
6. The plastic buckle and the assembling and disassembling method thereof as claimed in claim 1, wherein:
the depth of the positioning groove (7) is 0.2-0.3 mm higher than the thickness of the dismounting handle (6), so that the buckle (5) is firmly clamped in the buckle seat (3), and the buckle (5) can be separated from the buckle seat (3) only if the dismounting handle (6) is manually and reversely stirred towards the positioning groove (7).
7. The plastic buckle and the assembling and disassembling method thereof as claimed in claim 1, wherein:
the size of the rectangular hole (9) is 10mm multiplied by 12mm, the size of the matching position of the buckle (5) and the rectangular hole (9) is 10mm multiplied by 5.5mm, and the size of the matching position of the buckle seat (3) and the rectangular hole (9) is 9.5mm multiplied by 11.9 mm;
during assembly, the buckle (5) is installed on the plastic part (1), and then the clamping feet (10) on two sides are pressed down by aligning with the rectangular hole (9);
when the disassembly is carried out, the buckle (5) rotates 90 degrees along the X-axis direction, and the disassembly can be completed.
8. The plastic buckle and the assembling and disassembling method thereof as claimed in claim 7, wherein:
the clamping foot (10) is in interference fit with the connecting plate (8), and the maximum interference amount is 0.84 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010698673.4A CN111963528B (en) | 2020-07-20 | Plastic fastener easy to detach |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010698673.4A CN111963528B (en) | 2020-07-20 | Plastic fastener easy to detach |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111963528A true CN111963528A (en) | 2020-11-20 |
| CN111963528B CN111963528B (en) | 2024-10-25 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006035757B3 (en) * | 2006-08-01 | 2008-03-13 | Itw Automotive Products Gmbh & Co. Kg | Fastener for attaching components to flat supports with square holes has square shaft with flat zones on two diagonally positioned corners preventing rotation of shaft after rotation through 45 degrees but allowing limited axial movement |
| CN103161800A (en) * | 2013-04-01 | 2013-06-19 | 江苏新天洋机械制造有限公司 | Clamping and connection structure of automobile door footboard and automobile body plate |
| CN203713738U (en) * | 2013-12-26 | 2014-07-16 | 天合（宁波）电子元件紧固装置有限公司 | Vehicle interior trimming panel fixing buckle |
| CN203926250U (en) * | 2014-04-10 | 2014-11-05 | 东风李尔汽车座椅有限公司 | Detachable plastic buckle |
| CN205589133U (en) * | 2016-05-03 | 2016-09-21 | 重庆平伟汽车零部件有限公司 | Structure that drops is detained to anti -sticking suitable for exterior trim working of plastics in automobile |
| US20170241462A1 (en) * | 2014-09-12 | 2017-08-24 | Illinois Tool Works Inc. | Fastener, in particular for fastening vehicle trim panels to a support |
| CN212479802U (en) * | 2020-07-20 | 2021-02-05 | 江西五十铃汽车有限公司 | Quick detachable plastics buckle |
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006035757B3 (en) * | 2006-08-01 | 2008-03-13 | Itw Automotive Products Gmbh & Co. Kg | Fastener for attaching components to flat supports with square holes has square shaft with flat zones on two diagonally positioned corners preventing rotation of shaft after rotation through 45 degrees but allowing limited axial movement |
| CN103161800A (en) * | 2013-04-01 | 2013-06-19 | 江苏新天洋机械制造有限公司 | Clamping and connection structure of automobile door footboard and automobile body plate |
| CN203713738U (en) * | 2013-12-26 | 2014-07-16 | 天合（宁波）电子元件紧固装置有限公司 | Vehicle interior trimming panel fixing buckle |
| CN203926250U (en) * | 2014-04-10 | 2014-11-05 | 东风李尔汽车座椅有限公司 | Detachable plastic buckle |
| US20170241462A1 (en) * | 2014-09-12 | 2017-08-24 | Illinois Tool Works Inc. | Fastener, in particular for fastening vehicle trim panels to a support |
| CN205589133U (en) * | 2016-05-03 | 2016-09-21 | 重庆平伟汽车零部件有限公司 | Structure that drops is detained to anti -sticking suitable for exterior trim working of plastics in automobile |
| CN212479802U (en) * | 2020-07-20 | 2021-02-05 | 江西五十铃汽车有限公司 | Quick detachable plastics buckle |
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