CN103671414A - Buckle - Google Patents

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Publication number
CN103671414A
CN103671414A CN201210332562.7A CN201210332562A CN103671414A CN 103671414 A CN103671414 A CN 103671414A CN 201210332562 A CN201210332562 A CN 201210332562A CN 103671414 A CN103671414 A CN 103671414A
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CN
China
Prior art keywords
mentioned
axial region
pin
foot
eyelet
Prior art date
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Granted
Application number
CN201210332562.7A
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Chinese (zh)
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CN103671414B (en
Inventor
小川敦司
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANGHAI NIFCO PLASTIC MANUFACTURER CO Ltd
Original Assignee
SHANGHAI NIFCO PLASTIC MANUFACTURER CO Ltd
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Priority to CN201210332562.7A priority Critical patent/CN103671414B/en
Publication of CN103671414A publication Critical patent/CN103671414A/en
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Publication of CN103671414B publication Critical patent/CN103671414B/en
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Abstract

The invention relates to a buckle. The forming portions of guiding ribs can be used as parting lines and a folio metal die used for forming is used for forming a pin simply. The buckle (10) is provided with an eyelet (40) and the pin (50). The eyelet (40) is provided with a flange portion (60) provided with an opening portion (61), a foot portion (70) and a hollow portion (71). The pin (50) is provided with a head portion (80) and a shaft portion (90). At least four slits (72) cutting the foot portion (70) in the inserting direction are formed in the foot portion (70). The guiding ribs (96) are arranged on the shaft portion (90), and the pair of guiding ribs (96) are located in the diagonal direction of the shaft portion (90), protrude out form the shaft portion (90) in parallel, extend in the inserting direction of the shaft portion (90) and are embedded into the two slits (72), in the diagonal direction, of the four slits (72).

Description

Buckle
Technical field
The present invention relates to buckle, can, using the shaping of guiding rib as joint line, use the metal die for moulding of splitting to form simply pin.
Background technique
In the past, in the buckle of two that are formed by eyelet and pin (Star one ピ mono-ス), quadrangle at the axial region of pin becomes to amount to four guiding ribs (with reference to " bight 121 "), for example suppresses pin, with respect to the rocking of eyelet " 0023 " section and Fig. 1~3 of patent documentation 1 (with reference to)
Prior art document
Patent documentation 1: TOHKEMY 2012-13165 communique
But above-mentioned existing pin is because guiding rib is positioned at four jiaos, therefore in the common metal mould of splitting, cannot be shaped, for example as shown in figure 22, need to use particulate metal mould of the splitting die mode of slide cores etc., the problem that the manufacture of pin exists cost to uprise and so on.
Summary of the invention
Therefore, the problem that each invention that each scheme is recorded has in view of above-mentioned prior art completes, and its object is following aspect.
(scheme one)
The goal of the invention that scheme one is recorded is as follows.
That is, the invention that scheme one is recorded can, using the shaping of guiding rib as joint line, be used the metal die for moulding of splitting to form simply pin.
Its result, the invention of recording according to scheme one, can manufacture pin more cheaply, and before utilizing two guiding ribs effectively to suppress pin to insert with respect to the rocking of eyelet, can not damage the insertion of pin.
(scheme two)
Outside the object of the invention that the invention that scheme two is recorded is recorded at such scheme one, also has following object.
That is, the invention that scheme two is recorded is by being formed into guiding rib lower surface from the head in the way of length of axial region, and the interference at the initial stage in the time of can preventing from inserting the opening portion of eyelet, can easily carry out centralized positioning.
(scheme three)
The invention that scheme three is recorded, outside the object of the invention of such scheme one or scheme two records, also has following object.
That is, the invention that scheme three is recorded due to the front end of guiding rib is tilted sideling, can prevent and the interference such as opening portion of eyelet, improve the insertion of selling.
(scheme four)
Outside the object of the invention that the invention that scheme four is recorded is recorded in such scheme one~tri-any one, also has following object.
That is the invention that, scheme four is recorded can be set in joint line suitable position.
Each invention that each scheme is recorded respectively completes in order to realize above-mentioned each object, and by the Based on Feature Points of each invention, the working of an invention mode in accompanying drawing describes in use below.
In addition, symbol table is shown in the symbol using in working of an invention mode, does not limit technical scope of the present invention.
In addition, accompanying drawing number is also illustrated in the accompanying drawing number using in working of an invention mode, does not limit technical scope of the present invention.
(scheme one)
The inventive features that scheme one is recorded is as follows.
The first, for example, as shown in Fig. 1~5, buckle 10 roughly possesses following structure.
(1) eyelet (グ ロ メ Star ト) 40
(2) pin 50
The second, for example, as shown in Fig. 6~12, eyelet 40 roughly possesses following structure.
(3) lip part 60
For example, as shown in Fig. 6~10 and Figure 19, the diameter of lip part 60 is larger than the mounting hole of plate 20 21, has opening portion 61 at center.
(4) foot 70
For example, as shown in Fig. 6~8 and Figure 19, foot 70, from lip part 60 setting of hanging down, can insert in mounting hole 21.
(5) hollow part 71
For example as shown in Figure 8, hollow part 71 is communicated with opening portion 61, arrives foot 70.
The 3rd, for example, as shown in Figure 13~18, pin 50 has following structure.
(6) head 80
For example, as shown in Fig. 5 and Figure 13~15, the diameter ratio open portion 61 of head 80 is large.
(7) axial region 90
For example, as shown in Fig. 5, Figure 13~15, Figure 19 and Figure 20, axial region 90 is 80 settings of hanging down from the head, by opening portion 61, insert in hollow parts 71, expand the periphery of foot 70 at the dorsal part of plate 20, for and lip part 60 between from table back side grip block 20.
The 4th, for example, as shown in Fig. 6 and Figure 10, at least four slits 72 that cut this foot 70 along direction of insertion are set in foot 70.
For example, as shown in Figure 13, Figure 15 and Figure 17, guiding rib 96 is set on axial region 90, this guiding rib 96 is a pair of, be positioned at this axial region 90 to angular direction, outstanding parallel to each other from this axial region 90, and the direction of insertion along this axial region 90 is extended, and embeds respectively in four slits 72, is arranged in two of angular direction slits 72.
(scheme two)
Outside the characteristic point of the invention that the invention that scheme two is recorded is recorded at such scheme one, also has following feature.
That is, for example, as shown in Figure 13 and Figure 15, guiding rib 96 from the head 80 lower surface extends in the way of length of axial region 90.
(scheme three)
The invention that scheme three is recorded, outside the feature of the invention of such scheme one or scheme two records, also has following feature.
That is, for example as shown in figure 21, the front end that makes guiding rib 96 tilts sideling along the circular arc of the imaginary circle centered by the axle core of axial region 90.
(scheme four)
Outside the characteristic point of the invention that the invention that scheme four is recorded is recorded in such scheme one~tri-any one, also has following feature.
That is, for example as shown in figure 22, using the end face of the thickness direction of guiding rib 96 as joint line (P.L.1a, P.L.2a), by the metal die for moulding forming pin 50 of splitting.
Effect of the present invention is as follows.
Because the present invention forms as above, therefore play following recorded effect.
(scheme one)
The invention of recording according to scheme one, plays following effect.
That is, the invention of recording according to scheme one, can, using the shaping of guiding rib as joint line, be used the metal die for moulding of splitting to form simply pin.
Its result, the invention of recording according to scheme one, can manufacture pin more cheaply, and before utilizing two guiding ribs effectively to suppress pin to insert with respect to the rocking of eyelet, can not damage the insertion of pin.
(scheme two)
The invention of recording according to scheme two, outside the effect of the invention of recording at such scheme one, plays following effect.
That is, the invention of recording according to scheme two, owing to guiding rib lower surface being from the head formed in the way of length of axial region, the interference at the initial stage in the time of can preventing from inserting the opening portion of eyelet, can easily carry out centralized positioning.
(scheme three)
The invention of recording according to scheme three, outside the effect of the invention of recording in such scheme one or scheme two, plays following effect.
That is, the invention of recording according to scheme three, due to the front end of guiding rib is tilted sideling, can prevent and the interference such as opening portion of eyelet, improves the insertion of selling.
(scheme four)
The invention of recording according to scheme four, outside the effect of the invention of recording in such scheme one~tri-any one, plays following effect.
That is, the invention of recording according to scheme four, can be set in joint line suitable position.
Accompanying drawing explanation
Fig. 1 is the worm's eye view of pin.
Fig. 2 is temporarily fixed at pin the plan view of the buckle of the state on eyelet.
Fig. 3 is the side view of Fig. 2.
Fig. 4 is the worm's eye view of Fig. 2.
Fig. 5 is the sectional view along the B-B line of Fig. 3.
Fig. 6 observes the stereogram of eyelet from side.
Fig. 7 observes the stereogram of eyelet from top.
Fig. 8 is half the side view that dissects eyelet.
Fig. 9 is the plan view of eyelet.
Figure 10 is the worm's eye view of eyelet.
Figure 11 is the D portion enlarged view of Figure 10.
Figure 12 is the local amplification view along the B-B line of Figure 10.
Figure 13 is the stereogram of pin.
Figure 14 is half the side view that dissects pin.
Figure 15 is the plan view of pin.
Figure 16 is the sectional view along the A-A line of Fig. 1.
Figure 17 is the sectional view along the E-E line of Figure 14.
Figure 18 is the F portion enlarged view of Figure 14.
Figure 19 is the sectional view midway of installation of buckle.
Figure 20 is the sectional view of the installment state of buckle.
Figure 21 is accordingly for the explanatory drawing of the shape of slide protrusion is described with Figure 17.
Figure 22 is accordingly for the explanatory drawing of the forming method of pin is described with Figure 17.
Figure 23 is for the explanatory drawing of forming method of the comparative example of Figure 22 is described.
In figure:
10-buckle, 20-plate, 21-mounting hole, 30-parts, 31-intercommunicating pore, 40-eyelet, 50-pin, 60-lip part, 61-opening portion, 62-slide protrusion, 70-foot, 71-hollow part, 72-slit, 73-cutting plate, 73a-joint (convex), 74-front end teat, 80-head, 90-axial region, 91-middle shaft part, 92-side band part, 93-telescoping groove, 94-push-pads, 95-sliding-groove, 95a-temporary fixed portion, 95b-intermediate portion, 95c-formal fixing part, 96-guiding rib.
Embodiment
In Fig. 1~5,10 represent buckle, as shown in FIG. 19 and 20, parts 30 can be fixed to overlap under the state on plate 20.
As shown in figure 19, on plate 20, be provided with the circular mounting hole 21 at up/down perforation.In addition, on parts 30, be also provided with at up/down perforation and the circular intercommunicating pore 31 that is communicated with mounting hole 21.
In addition, plate 20 and parts 30 are formed tabular, but be not limited thereto, as long as it is just enough to have the plate portion that can make at least a portion of plate 20 or parts 30 overlap.In addition, mounting hole 21 and intercommunicating pore 31 are formed to circle, but be not limited thereto, as long as can insert the foot 70 of the eyelet described later 40 of buckle 10.
As shown in Fig. 1~5, buckle 10 roughly possesses with lower member.
In addition, following (1) and (2) will be in aftermentioneds.
(1) eyelet 40
(2) pin 50
In addition, the parts of buckle 10 are not limited to above-mentioned (1) and (2), such as possessing the miscellaneous parts such as sealed member.
(eyelet 40)
As shown in FIG. 19 and 20, under the mounting hole 21 that eyelet 40 mates in insertion and the state of intercommunicating pore 31, insert pin 50 described later and enlarged, and the plate 20 and the parts 30 that from the clamping of the table back side, overlap, plate 20 and parts 30 can be fixed as to coincidence status.
Eyelet 40 is by the thermoplastic synthetic resin, integrally formed such as polyoxymethylene (POM) etc. with suitable elasticity and rigidity.In addition, as thermoplastic synthetic resin, example polyoxymethylene, but be not limited thereto.
As shown in Fig. 6~12, eyelet 40 roughly possesses following portion.
In addition, will be in aftermentioned to following (1) and (2).
(1) lip part 60
(2) foot 70
In addition, the parts of eyelet 40 are not limited to above-mentioned (1) and (2).
(pin 50)
As shown in Fig. 1~5, Figure 19 and Figure 20, by pin 50, insert eyelet 40, can expand the diameter of the foot described later 70 of eyelet 40.
Pin will describe in detail after 50, by the thermoplastic synthetic resin, integrally formed such as polyoxymethylene (POM) etc. with suitable elasticity and rigidity.In addition, as thermoplastic synthetic resin, example polyoxymethylene, but be not limited thereto.
As shown in Figure 13~18, pin 50 has following portion.
In addition, following (1) and (2) will be in aftermentioneds.
(1) head 80
(2) axial region 90
In addition, the parts of pin 50 are not limited to above-mentioned (1) and (2).
(lip part 60)
As shown in Fig. 6~10 and Figure 19, the diameter of lip part 60 is larger than the mounting hole of plate 20 21, has opening portion 61 at center.
Lip part 60 forms circular cast.
As shown in Fig. 6~10, lip part 60 has following portion.
In addition, each portion of lip part 60 is not limited to following (1) and (2).
(1) opening portion 61
As shown in Fig. 6~10, opening portion 61 is positioned at lip part 60 center, on its thickness direction, with circle, connects.
In addition, opening portion 61 is formed to for example circle, but be not limited thereto.
(2) slide protrusion 62
As shown in Fig. 6, Fig. 7 and Fig. 9~12, slide protrusion 62 is extruded with to radiation a plurality of from the inner peripheral surface of opening portion 61 to center, for example, with 90 degree intervals, be extruded with altogether four.
The cross section of slide protrusion 62 forms English capitalization " U " font.
The sliding-groove 95(described later of slide protrusion 62 and pin 50 is with reference to Figure 13~16) sliding contact.
In addition, as the number of slide protrusion 62, example four, but be not limited thereto, also can form odd number, two, more than three or five.In addition, as the shape of slide protrusion 62, example cross section " U " font, but be not limited thereto.
(foot 70)
As shown in Fig. 6~10 and Figure 19, foot 70, from lip part 60 setting of hanging down, can insert in mounting hole 21.
As shown in Fig. 6~8 and Figure 10, foot 70 has following portion.
In addition, will be in aftermentioned to following (1)~(4).
(1) hollow part 71
(2) slit 72
(3) cutting plate 73
(4) front end protrusion 74
In addition, each portion of foot 70 is not limited to above-mentioned (1)~(4).
(head 80)
As shown in Fig. 5 and Figure 13~16, the diameter ratio open portion 61 of head 80 is large.
Head 80 forms disc.
In addition, as the shape of head 80, example disc, but be not limited thereto.
(axial region 90)
As shown in Fig. 5, Figure 13~17, Figure 19 and Figure 20, axial region 90 is 80 settings of hanging down from the head, by opening portion 61, insert in hollow parts 71, at the dorsal part of plate 20, the periphery of foot 70 are expanded, for and lip part 60 between from table back side grip block 20.
As shown in Figure 13~17, axial region 90 has following portion.
In addition, will be in aftermentioned to following (1)~(6).
(1) middle shaft part 91
(2) side band part 92
(3) telescoping groove 93
(4) push-pads 94
(5) sliding-groove 95
(6) guiding rib 96
In addition, each portion of axial region 90 is not limited to above-mentioned (1)~(6).
(hollow part 71)
As shown in Figure 8, hollow part 71 is communicated with opening portion 61, arrives foot 70.
Hollow part 71 its upper surfaces are communicated with opening portion 61, by the external diameter of the surrounding of hollow part 71 be set as with the internal diameter of opening portion 61 about equally, lower surface opens wide at the end face of foot 70.
(slit 72)
As shown in Fig. 6~10, slit 72, along direction of insertion cutting foot 70, arranges many to radiation, for example, with 90 degree intervals, arrange altogether four.
As shown in figure 10, slit 72 is positioned under the outstanding slide protrusion 62 of opening portion 61.
In addition, as the number of slit 72, example four, but be not limited thereto, at least have four just enough, also can arrange more than five.
(cutting plate 73)
As shown in Fig. 6~10, cutting plate 73 is positioned at the interval of the slit 72 of adjacency, be provided with a plurality of for example with amount to four of slit 72 same number.
In addition, as the number of cutting plate 73, example four, but be not limited thereto, identical with slit 72, at least have four just enough, can arrange more than five.
Cutting plate 73 its upper end portions are connected with the inner edge portion of the opening portion 61 of lip part 60 by joint 73a, and underpart becomes free end.
As shown in Fig. 6, Fig. 7 and Fig. 9, joint 73a gives prominence to from the inner peripheral surface of opening portion 61 to center convex.As shown in Figure 9, when observing from opening portion 61 sides, joint 73a with from the outstanding slide protrusion 62 of this opening portion 61, with for example 45 degree phase places, differently arrange, be positioned at the interval of the slide protrusion 62 of adjacency.
(front end teat 74)
As shown in Fig. 5~9, front end teat 74 is outstanding towards the inside of hollow part 71 from the internal surface of the front end of cutting plate 73.Front end teat 74 downward increases overhang gradually from top.
Front end teat 74 inserts the outer surface butt of the axial region 90 of the pin 50 in hollow part 71 with the opening portion 61 by eyelet 40, and is pushed by this outer surface, as shown in figure 20, for pushing in enlarged direction, opens cutting plate 73.
(middle shaft part 91)
As shown in Figure 13~17, middle shaft part 91 central authorities of 80 the lower surface setting of hanging down from the head.
(side band part 92)
As shown in figure 17, side band part 92 be take the mode of roughly " H " type that cross section is English capitalization from middle shaft part 91 and is extended, and forms altogether two.As shown in Figure 13~17, side band part 92 forms tabular, is positioned at and clips middle shaft part 91 and separated position.
In addition, form a pair of side band part 92, but be not limited thereto, at least there are two just enough, can arrange more than three.In addition, as the shape of side band part 92, example tabular, but be not limited thereto.
(telescoping groove 93)
As shown in figure 17, telescoping groove 93 is formed in the relative spacing of a pair of side band part 92, forms a pair of in the direction of the opposite direction quadrature with a pair of side band part 92.
Although not shown, telescoping groove 93 be embedded in to the opening portion 61 interior convexs of eyelet 40 the joint 73a of the cutting plate 73 given prominence to.
(push-pads 94)
As shown in figure 17, push-pads 94 is outstanding respectively towards each telescoping groove 93 from middle shaft part 91, forms altogether two.As shown in Figure 13~15 and Figure 17, push-pads 94 forms tabular, compares with side band part 92, and underpart forms shortly.The underpart of push-pads 94 forms the inclined-plane downward-sloping towards center.
In addition, as the number of push-pads 94, example two, but be not limited thereto, at least have two just enough, can be more than three.In addition, as the shape of push-pads 94, example tabular, but be not limited thereto.
Push-pads 94 is by the opening portion 61 of eyelet 40 and advance in hollow part 71, with the internal surface butt of the front end teat 74 of cutting plate 73.By pushing pin 50, push-pads 94 pushes and opens cutting plate 73 gradually.
(sliding-groove 95)
As shown in Figure 13, Figure 14, Figure 16 and Figure 17, sliding-groove 95 with the interior outstanding slide protrusion 62(of opening portion 61 to eyelet 40 with reference to Fig. 9) sliding contact.
Sliding-groove 95 at the two end part of side band part 92, be that four jiaos of axial region 90 form four altogether.
As shown in Figure 13, Figure 14 and Figure 16, sliding-groove 95 roughly has following portion.
In addition, each portion of sliding-groove 95 is not limited to following (1)~(3).
(1) the temporary fixed 95a of portion
As shown in Figure 13, Figure 14 and Figure 16, the temporary fixed 95a of portion is positioned at the underpart side of side band part 92, make slide protrusion 62(with reference to Fig. 9) be positioned at temporary fixed position,, axial region 90 engagings are relatively shallowly inserted to the state in hollow part 71 at the opening portion 61 by eyelet 40, stop axial region 90 to depart from from opening portion 61.
(2) intermediate portion 95b
As shown in Figure 13, Figure 14 and Figure 16, intermediate portion 95b is arranged in the way of the height of side band part 92, makes slide protrusion 62(with reference to Fig. 9) be positioned at neutral position, the state in the way, by axial region 90 engagings in being inserted into hollow part 71.
(3) formal fixing part 95c
As shown in Figure 13, Figure 14 and Figure 16, formal fixing part 95c is positioned at the upper end portion side of side band part 92, makes slide protrusion 62(with reference to Fig. 9) be positioned at formal fixed position,, axial region 90 engagings are fully being inserted to the state in hollow part 71 deeply.
Its result, stop slide protrusion 62 to return to intermediate portion 95b, can prevent because pin 50 moves the reduced diameter of the foot 70 of the eyelet 40 causing to extracting direction, so eyelet 40 rocks, comes off in mounting hole 21 and intercommunicating pore 31 or parts 30 with respect to plate 20 rock, installation strength declines or unload inferior.
(guiding rib 96)
As shown in Figure 13, Figure 15 and Figure 17, guiding rib 96 is a pair of, be positioned at this axial region 90 to angular direction, outstanding parallel to each other from this axial region 90, and the direction of insertion along this axial region 90 is extended, and embeds respectively in four slits 72, is arranged in two of angular direction slits 72.
As shown in figure 17, guiding rib 96 is outstanding from the outer side surface of each side band part 92 respectively, has two.In two guiding ribs 96, the guiding rib 96 that is positioned in the figure upside generally perpendicularly extends upward from being positioned at equally the side band part 92 of upside, this figure of this side band part 92 towards the end that is positioned at left side.In addition, the guiding rib 96 that is positioned in the figure downside generally perpendicularly extends downwards from being positioned at equally the side band part 92 of downside, this figure of this side band part 92 towards the end that is positioned at right side.
Guiding rib 96 is when as one man inserting the opening portion 61 of the axial region of pin 50 90 and eyelet 40, although not shown, embed to the interior outstanding slide protrusion 62(of this opening portion 61 with reference to Fig. 9) and same convex the joint 73a(of the cutting plate 73 given prominence to reference to Fig. 9) interval in.
Therefore,, in the opening portion 61 of eyelet 40, if the axial region 90 of pin 50 will rotate, guiding rib 96, with the end of the joint 73a of slide protrusion 62 or cutting plate 73 to upper, stops the rotation of axial region 90 in opening portion 61.
When further insertion sells 50, although not shown, guiding rib 96 advances in the slit 72 of the foot 70 of eyelet 40.
Therefore, upper even if the end face of guiding rib 96 cutting plate 73 relative with clipping slit 72 supports, also can stop the rotation of axial region 90 in opening portion 61.
As shown in Figure 13 and Figure 15, guiding rib 96 from the head 80 lower surface extends in the way of length of axial region 90.
As shown in figure 21, the front end that makes guiding rib 96 tilts sideling along the circular arc of the imaginary circle centered by the axle core of axial region 90.
In addition, the front end of guiding rib 96 is tilted sideling, but be not limited thereto, also can form rectangle or circle.
(forming method of pin 50)
Then, use Figure 22 to describe the forming method of pin 50.
As shown in figure 22, using the end face of the thickness direction of guiding rib 96 as joint line (P.L.1a, P.L.2a), although not shown, by the metal die for moulding forming pin 50 of splitting.Due to the front end of guiding rib 96 is tilted sideling, thus joint line (P.L.1a, P.L.2a) be arranged in the thickness direction of guiding rib 96 two end faces, by central end face.
The metal die for moulding of splitting (not shown), using a side as fixed side, using the opposing party as drawer at movable side, as shown in figure 22, is opened mould by the either direction of the direction to the direction of arrow (1A, 1B), can form simply pin 50.
Before comparing, use Figure 23 to describe the occasion of four guiding ribs 94 is set.
In the occasion that four guiding ribs 96 are set, joint line (P.L.1a, P.L.2a) is for everywhere, although not shown, need to use particulate metal mould of the splitting die mode of slide cores etc.That is, in the occasion that four guiding ribs 96 are set, as shown in figure 23, need to open mould at least three directions of the direction of arrow (2A~2D), or slide cores (not shown) is slided.
Therefore, in the occasion that four guiding ribs 96 are set, the complex structure of metal pattern, shaping cost increases.
With respect to this, as the present invention, the number of guiding rib 96 being reduced to the occasion of two, to compare with the occasion that four guiding ribs 96 are set, metal pattern simple in structure, has advantages of to be significantly reduced to form this.
(using method of buckle 10)
Then, to using, possess the method that the buckle 10 of said structure is arranged on parts 30 on plate 20 describes.
First, as shown in Figure 2-5, pin 50 is inserted from the opening portion 61 of eyelet 40, pin 50 is temporarily fixed on eyelet 40.
Afterwards, as shown in figure 19, parts 30 are overlapped on plate 20, make mounting hole 21 consistent with intercommunicating pore 31.Then, the foot of eyelet 40 70 is inserted to mounting hole 21 from intercommunicating pore 31 sides.
Finally, by selling 50, insert fully in eyelet 40, as shown in figure 20, make foot 70 in the downside enlarged of plate 20, and lip part 60 between from table back side grip block 20 and parts 30, thereby plate 20 and parts 30 are fixed with coincidence status.

Claims (4)

1. a buckle, possesses eyelet and pin,
This eyelet has:
Diameter is larger than the mounting hole of plate, and Qie center has the lip part of opening portion;
From the setting of hanging down of above-mentioned lip part, and can insert the foot in above-mentioned mounting hole; And
Be communicated with above-mentioned opening portion, and arrive the hollow part of above-mentioned foot,
This pin has:
The head that diameter is larger than above-mentioned opening portion; And
Axial region, it is from the setting of hanging down of above-mentioned head, by above-mentioned opening portion and insert in above-mentioned hollow part, thereby the periphery of above-mentioned foot is expanded at the dorsal part of above-mentioned plate, for and above-mentioned lip part between from the table back side, clamp above-mentioned plate,
This buckle is characterised in that,
In above-mentioned foot, be provided with at least four slits that cut this foot along direction of insertion,
On above-mentioned axial region, be provided with guiding rib, this guiding rib is a pair of, be positioned at this axial region to angular direction, outstanding parallel to each other from this axial region, and along the direction of insertion of this axial region, extend, embed respectively in above-mentioned four slits, be arranged in two of angular direction slits.
2. buckle according to claim 1, is characterized in that,
Above-mentioned guiding rib extends to the way of length of above-mentioned axial region from the lower surface of above-mentioned head.
3. buckle according to claim 1 and 2, is characterized in that,
The front end that makes above-mentioned guiding rib tilts sideling along the circular arc of the imaginary circle centered by the axle core of above-mentioned axial region.
4. buckle according to claim 1, is characterized in that,
Using the end face of the thickness direction of above-mentioned guiding rib as joint line, by the metal die for moulding of the splitting above-mentioned pin that is shaped.
CN201210332562.7A 2012-09-10 2012-09-10 Buckle Active CN103671414B (en)

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CN103671414A true CN103671414A (en) 2014-03-26
CN103671414B CN103671414B (en) 2016-08-10

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110696549A (en) * 2018-07-09 2020-01-17 本田技研工业株式会社 Vehicle hub
CN113431827A (en) * 2021-06-02 2021-09-24 嘉兴汉工汽车紧固件有限公司 Fixing device

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