WO2021173804A1 - Pièce de fixation - Google Patents

Pièce de fixation Download PDF

Info

Publication number
WO2021173804A1
WO2021173804A1 PCT/US2021/019618 US2021019618W WO2021173804A1 WO 2021173804 A1 WO2021173804 A1 WO 2021173804A1 US 2021019618 W US2021019618 W US 2021019618W WO 2021173804 A1 WO2021173804 A1 WO 2021173804A1
Authority
WO
WIPO (PCT)
Prior art keywords
clamp
plate member
fastener
cylindrical part
axial line
Prior art date
Application number
PCT/US2021/019618
Other languages
English (en)
Inventor
Hideki Kanie
Original Assignee
Illinois Tool Works Inc.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP2021013816A external-priority patent/JP2021134920A/ja
Application filed by Illinois Tool Works Inc. filed Critical Illinois Tool Works Inc.
Publication of WO2021173804A1 publication Critical patent/WO2021173804A1/fr

Links

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
    • F16B21/00—Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it; Stud-and-socket releasable fastenings
    • F16B21/02—Releasable fastening devices locking by rotation

Definitions

  • the present invention relates to a fastener for fixing a member to a plate member by inserting the member into a fixing hole formed in the plate member.
  • Fasteners for fixing members to plate members by inserting the members into fixing holes formed in the plate members are used in the production of automobiles, in particular.
  • a fastener is inserted into a fixing hole formed in the body and fixed, and the door stop or stopper is thereby fixed to the body.
  • the body of an automobile is formed by plate members of various thicknesses.
  • a fastener can only be fixed to a plate member of a single thickness, so multiple types of fasteners must be prepared for the production of an automobile.
  • the technical problem of the present invention is to solve such a problem of conventional technology, and an object of the present invention is to provide a fastener adapted to two thicknesses.
  • the present invention provides a fastener for fixing a member to a hole formed in a plate member.
  • the fastener comprises a cylindrical part coupled to the member and a bearing part provided on an outer peripheral surface of the cylindrical part so as to be adjacent to the end of the cylindrical part to which the member is coupled.
  • the bearing part has a bearing surface consisting of a flat surface orthogonal to a central axial line of the cylindrical part and a clamp part provided on the outer peripheral surface of the cylindrical part.
  • the clamp part has a parallel clamp surface facing the bearing surface, wherein the member is fixed to the plate member by sandwiching the plate member between the bearing surface and the clamp surface.
  • each of the bearing parts and the clamp parts may be provided so as to be separated by 180° around the central axial line of the cylindrical part.
  • Each of the two clamp parts includes a first clamp part having a first clamp surface and a second clamp part having a second clamp surface.
  • the first clamp surface may be separated from the bearing surface by a prescribed first distance in the axial line direction of the cylindrical part.
  • the second clamp surface may be separated from the bearing surface by a prescribed second distance in the axial line direction of the cylindrical part.
  • the first clamp part and the second clamp part may be formed so that inlets, which guide an outer peripheral part of the fixing hole of the plate member between each of the first and second clamp surfaces, and the bearing surface face opposite directions from one another.
  • the fastener may further comprise one locking part disposed between the two clamp parts, which may be provided so as to be separated by 180° around the central axial line of the cylindrical part.
  • a contact part is formed on the outer peripheral part of the fixing hole of the plate member. After the cylindrical part is inserted into the fixing hole of the plate member, the locking part may come into contact with the contact part when the fastener is rotated around the central axis line of the cylindrical part.
  • the fastener may further comprise a positioning rib, which projects from the outer peripheral surface of the cylindrical part and extends in the central axial line direction of the cylindrical part.
  • a notch part for inserting the positioning rib is formed in the outer peripheral part of the fixing hole of the plate member.
  • first clamp part and the second clamp part may be formed so that inlets, which guide an outer peripheral part of the fixing hole of the plate member to between each of the first and second clamp surfaces, and the bearing surface face the same direction.
  • the fastener may further comprise one locking part disposed between each of the two clamp parts provided so as to be separated by 180° around the central axial line of the cylindrical part.
  • a contact part is formed on the outer peripheral part of the fixing hole of the plate member.
  • FIG. 1 is a side view of a fastener according to a first embodiment of the present invention.
  • FIG. 2 is a side view illustrating the fastener of FIG. 1 rotated 90° with respect to the central axis line O.
  • FIG. 3 is a plan view of the fastener of FIG. 1 from above.
  • FIG. 4 is a perspective view of the fastener of FIG. 1 from diagonally above.
  • FIG. 5 is a perspective view similar to FIG. 4 of a fastener equipped with a seal lip.
  • FIG. 6 is a perspective view illustrating a state in which the fastener of FIG. 5 is introduced into a fixing hole formed in a relatively thin plate member.
  • FIG. 7 is a perspective view illustrating a state in which the fastener of FIG. 5 is introduced into a fixing hole formed in a relatively thick plate member.
  • FIG. 8 is a perspective view illustrating a state in which a locking part comes into contact with a contact part formed in the fixing hole when the fastener is rotated in the correct direction after being inserted into the fixing hole formed in the plate member.
  • FIG. 9 is a perspective view illustrating a state in which the fastener has been rotated in the incorrect direction after being inserted into the fixing hole formed in the plate member.
  • FIG. 10 is a perspective view illustrating a state in which the fastener of FIG. 5 is fixed to a groove.
  • FIG. 11 is a side view of a fastener according to a second embodiment of the present invention.
  • FIG. 12 is a side view illustrating the fastener of FIG. 11 rotated 90° with respect to the central axis line O.
  • FIG. 13 is a plan view of the fastener of FIG. 11 from above.
  • FIG. 14 is a partial perspective view illustrating a magnified view of the clamp part of the fastener according to the second embodiment.
  • FIG. 15 is a perspective view of a fastener equipped with a seal lip.
  • FIG. 16 is a perspective view illustrating a state in which the fastener of FIG. 15 is introduced into a fixing hole formed in a relatively thick plate member.
  • FIG. 17 is a perspective view illustrating a state in which the fastener is completely inserted into the fixing hole and fixed.
  • FIG. 18 is a perspective view illustrating a state in which the fastener of FIG. 15 is introduced into a fixing hole formed in a relatively thin plate member
  • a fastener 100 includes, as its main components, a cylindrical part 110 serving as a fastener body, a flange part 120 coupled to the base end part of the cylindrical part 110, a bearing part 160 provided so as to project from the outer peripheral surface of the cylindrical part 110 on the base end side of the cylindrical part 110, a clamp part 130 provided so as to project from the outer peripheral surface of the cylindrical part 110, and a locking part 140 provided so as to project from the outer peripheral surface of the cylindrical part 110.
  • a component member 50 is fixed to a plate member 30 that is formed integrally with the fastener 100.
  • the component member 50 is a rectangular plate member, but the present invention is not limited to this case, and the component member 50 may have various shapes such as a hemispherical shape or a cylindrical shape.
  • the fastener 100 includes a seal lip 122, which adheres to the surface of the plate member 30 in a liquid-tight manner when attached to the plate member 30.
  • the fastener 100 may also have a positioning rib 150, which projects from the outer surface of the cylindrical part 110.
  • the positioning rib 150 extends in the direction of the central axial line but must not come into contact with the flange part 120.
  • the positioning rib 150 and the flange part 120 are separated by a distance equivalent to the thicknesses of the plate members 30 and 40.
  • the clamp parts 130 are provided in a line in the direction of the central axial line O of the cylindrical part 110, with respect to the bearing parts 160 described below. Any number of the clamp parts 130 and the bearing parts 160 may be used, but it is preferable for two of each of the clamp parts 130 and the bearing parts 160 to be provided, so as to be separated by 180° around the central axial line O of the cylindrical part 110.
  • the bearing part 160 has a bearing surface 162 consisting of a flat surface that is orthogonal to the central axial line O of the cylindrical part 110.
  • the component member 50 is fixed to the plate member 30 of the fastener 100 by sandwiching the plate member 30 between the bearing surface 162 and the clamp surface.
  • the clamp part 130 has a parallel clamp surface facing the bearing surface 162 of the bearing part 160.
  • the clamp part 130 includes first and second clamp parts 132 and 134.
  • the first and second clamp parts 132 and 134 have first and second clamp surfaces 136 and 138 facing the bearing surface of the bearing part 160.
  • the first and second clamp surfaces 136 and 138 are parallel to the bearing surface 162.
  • the first clamp surface 136 is separated from the bearing surface 162 by a prescribed first distance T1 in the direction of the central axial line O of the cylindrical part 110, and the second clamp surface 138 is separated from the bearing surface 162 by a prescribed second distance T2 in the direction of the central axial line O of the cylindrical part 110.
  • T1 >T2. That is, the relatively thick plate member 40 is clamped between the first clamp surface 136 and the bearing surface 162, and the relatively thin plate member 30 is clamped between the second clamp surface 138 and the bearing surface 162.
  • the fastener 100 is fixed to the plate member 30 by inserting the cylindrical part 110 into a fixing hole formed in the plate member 30, rotating it around the central axial line O, and sandwiching the plate member 30 between the bearing surface 162 and either of the first or second clamp surfaces 136 or 138. As a result, the component member 50 is fixed to the plate member 30. Since the first and second clamp surfaces 136 and 138 are separated from the bearing surface 162 by the first and second distances T1 and T2 in the direction of the central axial line O of the cylindrical part 110, the fastener 100 can be fixed to a plate member 30 having a thickness equal to either the first or the second distance T1 or T2.
  • the fastener 100 is fixed to a relatively thin plate member 30 having a thickness T2.
  • the plate member 30 is clamped between the second clamp surface 138 and the bearing surface 162.
  • the plate member 30 has a fixing hole for inserting the fastener 100.
  • the fixing hole has a first arc portion 32 having a diameter that is roughly the same as or slightly larger than the outside diameter of the cylindrical part 110, a second arc portion 34 having a diameter that is roughly the same as or slightly larger than the distance in the diameter direction between the outer surfaces of the two clamp parts 130, and a notch part 45 for accepting the positioning rib 150.
  • the relatively thick plate member 40 having a thickness Tl, has a fixing hole for inserting the fastener 100.
  • the fixing hole has a first arc portion 42 having a diameter that is roughly the same as or slightly larger than the outside diameter of the cylindrical part 110, a second arc portion 44 having a diameter that is roughly the same as or slightly larger than the distance in the diameter direction between the outer surfaces of the two clamp parts 130, and a notch part 45.
  • connection portion 34a which serves as a guide part between the first arc portion 32 and the second arc portion 34, to a position between the second clamp part 132 and the bearing part 160 of the fastener 100.
  • the plate member 30 is sufficiently guided between the second clamp part 132 and the bearing part 160, the locking part 140 fits into the second arc portion 24.
  • the connection portion 34a serving as a guide part at this time, preferably comes into contact with the innermost part of the second clamp part 132.
  • connection portion 34b serves as a contact part between the first arc portion 32 and the second arc portion 34 so that the fastener 100 can no longer rotate in the opposite direction B, which prevents the fastener 100 from disengaging from the plate member 30.
  • connection portion 34b which serves as a guide part between first arc portion 32 and the second arc portion 34.
  • the fastener 100 can be rotated in the direction of arrow A to remove the fastener 100 from the fixing holes 32 and 34, which makes it possible to redo the fixing operation for the fastener 100.
  • the fastener 100 is rotated in one direction around the central axial line O when it is to be fixed to a plate member 30 having the first thickness T1 and in the opposite direction when it is to be fixed to a plate member 30 having the second thickness T2.
  • the fastener 100 may include the locking part 140 in order to rotate the fastener 100 in the correct direction with respect to the plate member 30.
  • the locking part 140 comes into contact with the contact part 34b of the fixing holes 32 and 34 so that rotation stops, as illustrated in FIG 8.
  • the fastener 100 is rotated in the incorrect direction, the locking part 140 does not come into the contact part 34b of the fixing hole 32, and the operator who is fixing the fastener 100 to the plate member 30 notices that the fastener is being rotated in the incorrect direction.
  • the fastener 100 is fixed to the fixing hole 32 formed in the plate member 30. But, as illustrated in FIG. 10, a pair of shelf parts 60 may be disposed roughly parallel to a panel 50 with space therebetween, so that the fastener may be fixed in the groove between the shelf parts 60.
  • a fastener 200 includes, as its main components, a cylindrical part 210 serving as a fastener body, a flange part 220 coupled to the base end part of the cylindrical part 210, a clamp part 230 provided so as to project from the outer peripheral surface of the cylindrical part 210, a locking part 240 provided so as to project from the outer peripheral surface of the cylindrical part 210, and a bearing part 260 provided so as to project from the outer peripheral surface of the cylindrical part 210 on the base end side of the cylindrical part 210.
  • a component member 60 is fixed to a plate member 10 or 20 that is formed integrally with the fastener 200.
  • the component member 60 is a rectangular plate member, but the present invention is not limited to this case, and the component member 60 may have various shapes such as a hemispherical shape or a cylindrical shape.
  • the fastener 200 includes a seal lip 222, which adheres to the surface of the plate member 10 or 20 in a liquid-tight manner when attached to the plate member 10 or 20.
  • the clamp parts 230 are provided so as to overlap with the bearing parts 260 in the direction of the central axial line O of the cylindrical part 210.
  • the number of the clamp parts 230 and the bearing parts 260 is not limited, but in this embodiment, two of each of the clamp parts 230 and the bearing parts 260 are provided so as to be separated by 180° around the central axial line O of the cylindrical part 210.
  • Each clamp part 230 includes first and second clamp parts 232 and 234.
  • the first clamp part 232 is coupled to the tip side of the second clamp part 234 in the peripheral direction of the cylindrical part 210, and a locking part 234a is provided at the base end part of the second clamp part 234 so as to accept the plate member 10 or 20 from the tip of the first clamp part 232. That is, the two clamp parts 230 open in the same direction in the peripheral direction of the cylindrical part 210.
  • the first and second clamp parts 232 and 234 of each clamp part 230 have parallel first and second clamp surfaces facing the bearing surface 262 of the corresponding bearing part 260.
  • the bearing part 260 projects from the outer peripheral surface of the cylindrical part 210 and extends in an arc shape along the outer peripheral surface of the cylindrical part 210.
  • the bearing part 260 has a bearing surface 262 consisting of a flat surface that is orthogonal to the central axial line O.
  • the component member 60 is fixed to the plate member 10 or 20 of the fastener 200 by sandwiching the plate member 10 or 20 between the bearing surface 262 and the clamp surface of either of the first or second clamp parts 236 or 238 of the clamp part 230.
  • the first and second clamp surfaces 236 and 238 are parallel to the bearing surface 262.
  • the first clamp surface 236 is separated from the bearing surface 262 by a prescribed first distance T1 in the axial line direction of the cylindrical part 210.
  • the second clamp surface 238 is separated from the bearing surface 262 by a prescribed second distance T2 in the axial line direction of the cylindrical part 210.
  • the fastener 200 is fixed to the plate member 10 or 20 by inserting the cylindrical part 210 into a fixing hole formed in the plate member 10 or 20, rotating it around the central axial line O, and sandwiching the plate member 10 or 20 between the bearing surface 262 and either of the first or second clamp surfaces 236 or 238. As a result, the member is fixed to the plate member 10. Since the first and second clamp surfaces 236 and 238 are separated from the bearing surface 262 by the first and second distances T1 and T2 in the direction of the central axial line O of the cylindrical part 210, the fastener 200 can be fixed to a plate member 10 or 20 having a thickness equal to either the first or the second distance T1 or T2.
  • the fastener 200 is fixed to a relatively thick plate member 10 having a thickness Tl.
  • the plate member 10 is clamped between the first clamp surface 236 and the bearing surface 262.
  • the plate member 10 has a fixing hole for inserting the fastener 200.
  • the fixing hole has a first arc portion 12 having a diameter that is roughly the same as or slightly larger than the outside diameter of the cylindrical part 210, a second arc portion 14 having a diameter that is roughly the same as or slightly larger than the distance in the diameter direction between the outer surfaces of the two locking parts 240, and a third arc portion 16 having a diameter that is roughly the same as or slightly larger than the distance in the diameter direction between the two clamp parts 230.
  • connection portion 16a which serves as a guide part between the first arc portion 12 and the third arc portion 16, to a position between the clamp part 230 and the bearing part 260 of the fastener 200.
  • the plate member 10 is sufficiently guided between the first clamp part 232 and the bearing part 260, the locking part 240 fits into the second arc portion 14.
  • the connection portion 16a serving as a guide part at this time, preferably comes into contact with the tip part of the second clamp part 234.
  • connection portion 14a which serves as a contact part between the first arc portion 12 and the second arc portion 14, so that the fastener 200 can no longer rotate in the opposite direction B, which prevents the fastener 200 from disengaging from the plate member 10.
  • the relatively thin plate member 20 having a thickness T2 has a fixing hole for inserting the fastener 200.
  • the fixing hole has a first arc portion 22 having a diameter that is roughly the same as or slightly larger than the outside diameter of the cylindrical part 210, a second arc portion 24 having a diameter that is roughly the same as or slightly larger than the distance in the diameter direction between the outer surfaces of the two locking parts 240, and a third arc portion 26 having a diameter that is roughly the same as or slightly larger than the distance in the diameter direction between the two clamp parts 230.
  • connection portion 28 which serves as a guide part between the first arc portion 12 and the second arc portion 14, to a position between the clamp part 230 and the bearing part 260 of the fastener 200.
  • the connection portion 16a which serves as a guide part, preferably comes into contact with a stopping part 238a.
  • connection portion 24a which serves as a contact part between the second arc portion 24 and the third arc portion 26, so that the fastener 200 can no longer rotate in the opposite direction B, which prevents the fastener 200 from disengaging from the plate member 20.
  • first and second clamp parts 232 and 234 extend in the same direction in the peripheral direction of the cylindrical part 210, in contrast to the first embodiment, the fastener 200 is rotated in the same direction around the central axial line O, as indicated by arrow A, when it is to be fixed to a plate member 30 having the first thickness Tl, and when it is to be fixed to a plate member 40 having the second thickness T2.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)

Abstract

L'invention concerne une pièce de fixation conçue pour fixer un élément et comprenant une partie cylindrique accouplée à l'élément. Une partie palier est disposée sur une surface périphérique externe de la partie cylindrique de façon à être adjacente à une partie d'extrémité de la partie cylindrique à laquelle l'élément est accouplé, la partie palier ayant une surface de palier constituée d'une surface plate orthogonale à une ligne axiale centrale de la partie cylindrique. Une partie de serrage est disposée sur la surface périphérique externe de la partie cylindrique, la partie de serrage ayant une surface de serrage parallèle faisant face à la surface de palier. La surface de serrage comprend une première surface de serrage séparée de la surface de palier par une première distance prescrite dans la direction de ligne axiale de la partie cylindrique et une seconde surface de serrage séparée de la surface de palier par une seconde distance prescrite dans la direction de ligne axiale de la partie cylindrique.
PCT/US2021/019618 2020-02-25 2021-02-25 Pièce de fixation WO2021173804A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2020029764 2020-02-25
JP2020-029764 2020-02-25
JP2021013816A JP2021134920A (ja) 2020-02-25 2021-01-29 ファスナ
JP2021-013816 2021-01-29

Publications (1)

Publication Number Publication Date
WO2021173804A1 true WO2021173804A1 (fr) 2021-09-02

Family

ID=75143715

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2021/019618 WO2021173804A1 (fr) 2020-02-25 2021-02-25 Pièce de fixation

Country Status (1)

Country Link
WO (1) WO2021173804A1 (fr)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1452748A2 (fr) * 2003-02-27 2004-09-01 I.T.W. De France Attache pour l'assemblage et l'entretoisage de pieces

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1452748A2 (fr) * 2003-02-27 2004-09-01 I.T.W. De France Attache pour l'assemblage et l'entretoisage de pieces

Similar Documents

Publication Publication Date Title
US5368427A (en) Quarter turn fastener
US6474921B1 (en) Two part twist fastener
RU2590746C2 (ru) Зажимное устройство
US4420859A (en) Two-part panel fastener
EP1087150A2 (fr) Ecrou à emboítement
EP0887543A2 (fr) Pince à ressort pour tenir un injecteur à carburant dans un réceptacle d'une rampe de carburant
US5448804A (en) Retention clip
WO2021173804A1 (fr) Pièce de fixation
EP2981723A1 (fr) Rondelle-frein à languette pour ensemble à roulement
JP2021134920A (ja) ファスナ
WO2021071998A1 (fr) Appareil de fixation d'élément à un élément de support
US6371492B1 (en) Gasket, in particular, for motor vehicles
JPH039546Y2 (fr)
US20220042637A1 (en) Device For Connecting Two Tubular Objects
WO2011115906A1 (fr) Pince d'agrafage à pression
JP2020008089A (ja) 部材取付構造
US11548171B2 (en) Robot arm, mechanical assembly and assembly method thereof
JP7002747B2 (ja) スパッタ付着防止具
CN110273906B (zh) 安装结构及夹具
JPH0527687Y2 (fr)
JPH0638444Y2 (ja) パネル部材の取付構造
JP2002181016A (ja) 留め具
US20220356895A1 (en) Fixing component
JPH0633210Y2 (ja) 車両部品用留め具の取付け構造
EP3589848B1 (fr) Dispositif de bague de découpage pour un ensemble de fixation

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 21713787

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 21713787

Country of ref document: EP

Kind code of ref document: A1