CN101205946A - Hinge mechanism - Google Patents
Hinge mechanism Download PDFInfo
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- CN101205946A CN101205946A CNA2007101458731A CN200710145873A CN101205946A CN 101205946 A CN101205946 A CN 101205946A CN A2007101458731 A CNA2007101458731 A CN A2007101458731A CN 200710145873 A CN200710145873 A CN 200710145873A CN 101205946 A CN101205946 A CN 101205946A
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Abstract
The invention provides an articulating mechanism with simple structure and stable and smooth rotating function. The articulating mechanism comprises a column or cylinder-shaped rotating component (5) having at least one convex strip (5b1) which extends along the axial direction at the outer circumference, and a cylinder-shaped spring component (8), wherein, the cylinder-shaped spring component (8) is rotatablebly assorted on the rotating component (5) and provided with a narrow gap (8c) which is buckled with the convex strip (5b1) and extend axially at the outer circumference; and the rotation of the rotating component (5) and the cylinder-shaped spring component (8) is limited by pressing-sliding the convex strip (5b1) with the inner wall surface of the cylinder-shaped spring component (8) and buckling and separating the convex strip (5b1) with the narrow gap (8c).
Description
Technical field
The present invention relates to a kind of applicable to being connected or in other office equipment etc., will covering and body connects into the articulated mechanism that makes lid can maintain regulation open angle position at the matrix of liquid crystal TV set or notebook etc. and display device.
Background technique
Articulated mechanism is as one of them of equipment mechanism key element, widely used for a long time, and the articulated mechanism that proposes various structures is sold on market, but the essential structure of this articulated mechanism, which kind of all is provided with independently hinging shaft, and a pair of member in relative rotation (substrate and cover plate etc.) can be installed on this hinging shaft rotationally.And above-mentioned articulated mechanism has according to purposes: the type that above-mentioned a pair of rotary member rotates smoothly, and shown in the following patent documentation 1, can arbitrarily not rotate but if apply the type of just rotating more than or equal to the rotatory force of specified value.
Patent documentation 1: TOHKEMY 2003-262214 communique
In the articulated mechanism of the above-mentioned type, when being rotatably installed in a pair of member in relative rotation on the hinging shaft, make a plurality of plain washers or spring washer etc. between this a pair of member, make between above-mentioned a pair of member the pivoting friction resistance that produces prescribed level, perhaps hinging shaft is processed into given shape and cooperates, to reach purpose with spring members.
In these cases, make plain washer or spring washer etc. between above-mentioned a pair of member, adjust, thereby make between the above-mentioned a pair of member pivoting friction resistance that produces prescribed level, and plain washer and rotary member are become one and do not rotate.This adjustment needs considerable time and proficiency.
Summary of the invention
The present invention makes in view of the problem that above-mentioned prior art had, its purpose be to provide a kind of simple structure and can stablize successfully rotate and shut-down operation, assembling easily and the articulated mechanism that can make with lower price.
In order to reach above-mentioned purpose, articulated mechanism of the present invention comprises: cylindric or cylindrical structural member, this member have at least one the prominent bar that extends vertically on outer circumferential face; Cylindric spring component, this cylindric spring component can be engaged on the above-mentioned cylindric or cylindrical structural member rotatably, has the slit that can engage with above-mentioned prominent bar, extend vertically at periphery wall, slide and above-mentioned prominent bar engages with above-mentioned slit and breaks away from by the internal face elasticity crimping of above-mentioned prominent bar and above-mentioned cylindric spring component, can limit the rotation of above-mentioned cylindric or cylindrical structural member and above-mentioned cylindric spring component.
According to the present invention, adopt following structure: form curved part along above-mentioned slit on above-mentioned cylindric spring component, when above-mentioned prominent bar engaged with above-mentioned slit, above-mentioned prominent bar was connected to above-mentioned curved part.
In addition,, adopt following structure: on above-mentioned cylindric spring component, form curved part, when above-mentioned prominent bar engages with above-mentioned slit, make above-mentioned prominent bar top be connected to above-mentioned curved part, carry out fastening and engage with stepped part along above-mentioned slit according to the present invention.
In addition, according to the present invention, the end edge portion of above-mentioned prominent bar and above-mentioned slit forms circular-arc.
In addition, according to the present invention, preferably this articulated mechanism comprises that also torque adjusts member, and this torque is adjusted member and is inlaid on the above-mentioned cylindric spring component, can apply crimp force to above-mentioned cylindric or cylindrical structural member by above-mentioned cylindric spring component.
In addition, according to the present invention, preferably be formed with the groove that is used for kind of lubricant storage at the above-mentioned cylindric or outer circumferential face of member cylindraceous or the inner peripheral surface of above-mentioned cylindric spring component.
In addition, according to a kind of articulated mechanism of the present invention, comprise: member cylindric or cylindraceous, this member has at least one excision portion to axially extended cross section concavity at outer circumferential face, cylindric spring component, this member is entrenched in above-mentioned member cylindric or cylindraceous rotationally, is formed with at periphery wall to engage the tongue-like part that breaks away from above-mentioned excision portion; By engaging and disengaging of above-mentioned excision portion and above-mentioned tongue-like part, carry out the limit rotation of above-mentioned member cylindric or cylindraceous and above-mentioned cylindric spring component.
In addition, according to the present invention, preferably the ora terminalis of above-mentioned tongue-like part is a cambered surface.
In addition, according to the present invention, preferably above-mentioned excision portion also can become the groove that is used for kind of lubricant storage.
In addition, according to the present invention, preferably be processed to form above-mentioned member cylindraceous by tube reducing.
According to the present invention, can provide a kind of formation simple, low price, especially when the fixing base of liquid crystal TV set or notebook etc. is connected with display device portion or uses in other office equipment etc., not only can with suitable power lid, cover etc. be rotated smoothly with respect to body chronically, make its stable articulated mounting that remains on desired position with can also having comfortable fastening sense.
Description of drawings
Fig. 1 is the stereogram that possesses the articulated mounting of articulated mechanism of the present invention, (a) for wanting portion's enlarged view, (b) is the overall diagram that possesses the equipment of articulated mounting of the present invention.
Fig. 2 is the stereogram of the articulated mechanism of the embodiment of the invention 1.
Fig. 3 is the exploded view that is used to illustrate embodiment 1 articulated mechanism structure, (a) is overall diagram, (b) is the plan view of cylindric spring component, (c) is the side view of cylindric spring component.
Fig. 4 is the stereogram of the articulated mechanism of the embodiment of the invention 2.
Fig. 5 is the exploded view of structure that is used to illustrate embodiment 2 articulated mechanism.
Fig. 6 is the sectional view of structure that is used to illustrate that articulated mechanism of the present invention is employed, has an embodiment of the rotary member of three prominent bars and cylindric spring component, (a) be illustrated in the state of a prominent bar of engaging on the engagement portion of cylindric spring component, (b) be illustrated in the state that does not engage any prominent bar on the engagement portion of cylindric spring component.
Fig. 7 is the sectional view of structure that is used to illustrate that articulated mechanism of the present invention is employed, has other embodiments of the rotary member of three prominent bars and cylindric spring component, (a) be illustrated in the state of a prominent bar of engaging on the engagement portion of cylindric spring component, (b) be illustrated in the state that does not engage any prominent bar on the engagement portion of cylindric spring component.
Fig. 8 is the figure of structure that is used for illustrating that articulated mechanism of the present invention is employed, has an embodiment of the rotary member of a prominent bar and cylindric spring component, (a) is sectional view, (b) is exploded perspective view.
Fig. 9 is the figure of structure that is used for illustrating that articulated mechanism of the present invention is employed, has other embodiments of the rotary member of a prominent bar and cylindric spring component, (a) is sectional view, (b) is exploded perspective view.
Figure 10 is the figure of structure that is used for illustrating that articulated mechanism of the present invention is employed, has other embodiments of the rotary member of a prominent bar and cylindric spring component, (a) is sectional view, (b) is exploded perspective view.
Figure 11 is the exploded view of structure that is used to illustrate embodiment 3 articulated mechanism.
Figure 12 is used to the amplification stereogram of detailed structure of embodiment 3 rotary member for expression.
Figure 13 is used to the amplification stereogram of detailed structure of cylindric spring component of the embodiment 3 for expression.
Embodiment
Below, in accordance with the embodiments illustrated, the present invention will be described.Fig. 1 (a) wants portion's stereogram for the articulated mounting that possesses articulated mechanism of the present invention, Fig. 1 (b) is for possessing the overall perspective view of the equipment of articulated mounting shown in Fig. 1 (a), Fig. 2 is the stereogram of the articulated mechanism of the embodiment of the invention 1, Fig. 3 (a) is the exploded perspective view of the structure of the articulated mechanism that is used to illustrate the embodiment of the invention 1, Fig. 3 (b) is the plan view of spring component (engaging spring), Fig. 3 (c) is the side view of spring component, Fig. 4 is the stereogram of structure of the articulated mechanism of the expression embodiment of the invention 2, and Fig. 5 is the exploded perspective view of structure that is used to illustrate the articulated mechanism of the embodiment of the invention 2.
In Fig. 1～Fig. 3, reference character 1 is the fixing base of the office equipment of maintenance liquid crystal display and so on, and reference character 2 is the rotor of liquid crystal display and so on.Reference character 3 is installed in rotation on articulated mechanism on the said fixing substrate 1 for being used for rotor 2.Reference character 4 is the rotation section that is formed by arm member, has mounting plate 4 a, mounting hole 4b, rib 4c, attachment face 4d, mounting hole 4e and 4f.This mounting plate 4a and rotor 2 are by mounting hole 4b, link into an integrated entity with screw etc.Reference character 5 is cylindric rotary member, by 4 grades of cylindrical part 5a, 5b, 5c, the 5d of different-diameter and on cylindrical part 5b outer circumferential face, form, can be installed on the attachment face of following mounting plate 7 by the packing ring 6 that is nested on the cylindrical part 5c to axially extended prominent bar 5b1.Reference character 7 has mounting hole 7a, 7b and 7c for being installed to the mounting plate on the said fixing substrate 1, by mounting hole 7a, link into an integrated entity with fixing base 1 with screw etc.
In addition, the cylindric spring component that reference character 8 is served as reasons and formed through the such spring material of the SK steel that quenches, have: cylindric part 8a, at the slit 8b that axially forms, the curved part 8c and the engagement portion 8c1 that erect with the curved part 8a1 of the parallel formation of this slit 8b, from cylindric part 8a, this engagement portion 8c1 is that the fore-end of curved part 8c is further crooked and form, and this engagement portion 8c1 is parallel with slit 8b and can be inserted among the mounting hole 7b.Reference character 9 is the wavy spring packing ring, and reference character 10 is a clamping washer.
According to present embodiment, above-mentioned rotary member 5 forms by necking down processing automatic steel (SPCC) plate, and 4 grades of cylindrical part 5a, 5b, 5c and 5d of different-diameter are formed by an operation.The diameter of these cylindrical part 5a, 5b, 5c and 5d for example is respectively 3.5mm, 3.9mm, 4.5mm and 5.5mm, and its length is respectively about 1mm, 5 mm, 2mm and 2mm.In addition, the length of prominent bar 5b1 is about 5mm, and its thickness is about 0.6mm.And, engage smoothly, break away from the curved part 8a1 and the slit 8b of fixed component 8 in order to make prominent bar 5b1, the both sides ora terminalis chamfering of the bar 5b1 that dashes forward is formed circular-arc, and, its sidewall is formed level and smooth plane of inclination.With undertaken comparing when chamfering forms even surface by cutting or grinding etc., adopt tube reducing processing to have following advantage: not only can form the chamfer surface and the above-mentioned plane of inclination that are circular-arc more at an easy rate, and this can be circular-arc chamfer surface and above-mentioned plane of inclination and form the very face of slyness.
On the other hand, preferably will form cylindric spring component 8 by the 0.8mm left and right thickness board member that forms through the such rubber-like material of SK material that quenches by punch process.In this case, the internal diameter of selected cylindric spring component 8 can cooperate the cylindrical portions may 5b that contains prominent bar 5b1 of rotary member 5 with the cylindric spring component 8 of regulation elasticity and this.In addition, slit 8b forms the part that engages and break away from the prominent bar 5b1 of rotary member 5 with step-like curved part 8a1, and its thickness is about 0.8～1.0mm, and the height of curved part 8a1 is about 0.2～0.6mm.In addition, the thickness of mounting plate 7 is about 1mm.And, for the curved part 8a1 that makes cylindric spring component 8 successfully engages with prominent bar 5b1 with joint-cutting 8b and breaks away from,, form circular-arc with the ora terminalis chamfering of curved part 8a1 and slit 8b.
Then, the assembling to above-mentioned articulated mounting describes.At first, use punch machines etc., make rotation section 4, rotary member 5, mounting plate 7 and cylindric spring component 8, prepare parts such as packing ring 6, wavy spring packing ring 9, clamping washer 10 again with given size, shape and mounting hole.And, at first, rotary member 5 is inserted in the not shown mounting hole of offering on the attachment face 4d of arm 4, make the not shown installing ring that forms as one with the cylindrical part 5d back side and the attachment face 4d butt of arm member 4, use screw that both are fixed together or riveted fixing both, perhaps adopt suitable consolidation method such as welding to fix both, thereby rotary member 5 and rotation section 4 are fixed as one.
Then, packing ring 6 is nested on this cylindrical part 5d, under this state, this rotary member 5 is inserted the mounting hole 7c of mounting plate 7, cylindrical part 5c is inlaid among the mounting hole 7c.Then, the last prominent bar 5b1 that forms of the 5b of tube portion with the slit 8b of cylindric spring component 8 is nested in rotary member 5 among the hole 7b with this engagement portion 8c1 insertion mounting plate 7, is embedded in cylindrical part 5b the inside of cylindric spring component 8 simultaneously.And, on the cylindrical portions may 5a with the nested rotary member 5 that stretches out from cylindric spring component 8 of wavy spring packing ring 9 and clamping washer 10, be fixed on the clamping washer 10 by the front-end edge of for example riveting, thereby prevent that rotary member 5 from deviating from from cylindric spring component 8 rotary member 5.In addition, tacit, also can adopt the fixedly front-end edge of clamping washer 10 and rotary member 5 of methods such as screw, welding.
Because articulated mounting of the present invention is for constituting as mentioned above, so, when rotor 2 is rotated, then rib 4c that is connected with this rotor 2 and rotary member 5 unitary rotation, the prominent bar 5b1 of rotary member 5 is crimped on the also rotation of internal face of cylindric spring component 8.And rotary member 5 turns to its prominent bar 5b1 smoothly and engages with the engagement portion (curved part 8a1 and slit 8b) of cylindric spring component 8, and the rotor stable maintenance that will comprise rotary member 5 is in prominent bar 5b1 and the chimeric position of slit 8b.In this case, the operator can obtain the fastening sense of the internal face butt of prominent bar 5b1 top and curved part 8a1.At this clamped position, if again to rotary member 5 apply the regulation more than rotatory force, prominent bar 5b1 is deviate from from the slit 8b of cylindric spring component 8, afterwards by applying the rotatory force of regulation, rotary member 5 can be rotated under the frictional force of the internal face of its prominent bar 5b1 and cylindric spring component 8 smoothly and stably, engage with slit 8b once more up to prominent bar 5b1.
Fig. 4 and Fig. 5 represent embodiment 2.This embodiment and embodiment's 1 difference is, has increased torque and has adjusted member 11.Therefore, in Fig. 4 and Fig. 5, member identical in fact with embodiment 1 and part are marked identical reference character, omission is described.
As Fig. 4 and shown in Figure 5, in embodiment 2 articulated mechanism, be provided with the torque that forms cylindric spring component 8 peripheral parts of covering in order to increase torque and adjust member 11.This member 11 has: for example the 11a of hollow cylinder portion that forms by spring material, have the end 11d of the hole 11c that passes through for rotary member 5, its slit 11b that axially forms in hollow cylinder portion 11a upper edge.Cylindric spring component 8 is embedded in this torque adjusts among the 11a of hollow cylinder portion of member 11, the internal face of the 11a of hollow cylinder portion is contacted with the outer circumferential face of cylindric spring component 8.And, identical with embodiment 1 situation, with the end of clamping washer 10 riveted fixing at rotary member 5.If according to above-mentioned formation,, therefore can increase and make above-mentioned rotation section rotate needed torque then owing to can apply additional crimp force to cylindric spring component 8.And the material by suitably select setting the hollow cylinder 11a of portion, size etc. can be adjusted the size of torque in advance.
According to the present invention, when rotor 2 is rotated, the prominent bar 5b1 more powerful ground crimping on one side of the internal face of then cylindric spring component 8 and rotary member 5, prominent bar 5b1 turns to this prominent bar 5b1 on one side and engages with the slit 8b of cylindric spring component 8, therefore, can be on one side different suitable weight sense when giving with embodiment 1, Yi Bian rotor is successfully rotated.In addition, in case engage, then engage, can stablize and exactly rotor 2 is remained on assigned position by this fastening as prominent bar 5b1 and slit 8b.In addition, after prominent bar 5b1 and slit 8b broke away from from fastening state, rotary member 5 can be to clockwise direction or counterclockwise rotate smoothly under suitable frictional force.Therefore, according to the present invention, can realize a kind of articulated mechanism that relatively rotates and rotor can be stably fixed at desired position that constitutes simply, successfully carries out rotary member 5 and cylindric spring component 8.And, can help guaranteeing and improve fairness, the stability of articulated mechanism in rotating operation.
In the foregoing description 1 and 2, only be provided with a prominent bar 5b1 at the outer circumferential face of the barrel surface 5b of rotary member 5, but also can be provided with a plurality of should prominent bar 5b1.Fig. 6 represents to be provided with 3 examples that are somebody's turn to do when dashing forward bar.For convenience of description, as shown in Figure 6, curved part 8a1 still, also can be provided with curved part in prominent bar left side in contrast to the right sidewall direction bending along prominent bar 5b1.Fig. 6 (a) represents the state that one of them prominent bar 5b1 engages with the engagement portion (curved part 8a1 and slit 8b) of cylindric spring component 8.Any one prominent bar does not all have the state that engages with the engagement portion of cylindric spring component 8 in three prominent bars of Fig. 6 (b) expression.
Among Fig. 6, preferably the sidewall of three prominent bar 5b1,5b2,5b3 forms plane of inclination level and smooth and that have suitable angle, can successfully engage between prominent bar and the engagement portion and breaks away from thereby make.By above-mentioned prominent bar is arranged on the assigned position of cylindrical part 5b, when rotor is rotated, can make that any one prominent bar engages, breaks away from the engagement portion of fixed component 8 among three prominent bar 5b1,5b2, the 5b3.Therefore, can stablize the maintenance rotor three positions, and rotor is successfully broken away from.Even in this case, as mentioned above, when engaging,, also can obtain the engaging sense by the internal face butt of prominent bar 5b1,5b2,5b3 top and step-like curved part 8b1.
In addition, above-mentioned example has represented that the engagement portion of cylindric spring component 8 has the situation of curved part 8a1 and slit 8b, still, also can not form curved part 8a1 on the engagement portion of cylindric spring component 8, and slit 8b only is set.Fig. 7 represents only to be made of slit 8b the engagement portion of cylindric spring component 8, and is provided with the example of three prominent bars.Fig. 7 (a) represents the state that one of them prominent bar 5b1 engages with the slit 8b of cylindric spring component 8.Any one prominent bar does not all have the state that engages with the slit 8b of fixed component 8 in three prominent bars of Fig. 7 (b) expression.In addition, though the situation that in this example, rotary member 5 is had three prominent bars be illustrated,, when the diameter of rotary member 5 is big, the protruding part more than 4 can be set.
Fig. 8 represents the variation of the engagement portion of the prominent bar 5b1 of rotary member shown in Figure 75 and cylindric spring component 8.At this, the example when expression only is provided with a prominent bar 5b1 who is formed on the cylindrical part 5b.Fig. 8 (a) represents the state that prominent bar 5b1 engages with the slit 8b of cylindric spring component 8.Fig. 8 (b) is cylindrical part 5b with this prominent bar 5b1 and the exploded perspective view with cylindric part 8a of slit 8b.For convenience of description, as shown in these figures, the plane of inclination that the left side sidewall 5b11 of the prominent bar 5b1 of the left end of cylindric part 8a and cylindrical part 5b has equal angular, but also can be in contrast forms above-mentioned plane of inclination in the right sidewall of prominent bar 5b1.
In above-mentioned example, the left surface of prominent bar 5b1 and the engagement portion end face 8a11 of cylindric part 8a form the plane of inclination of level and smooth and equal angular.In addition, the opposite side wall 5b12 of prominent bar 5b1 forms the angle with the radially almost parallel of cylindric part 8a.Therefore, under the fastening state of Fig. 8 (a), when cylindrical part 5b applied anticlockwise rotatory force, prominent bar 5b1 successfully broke away from from slit 8b.In addition, when cylindrical part 5b applies clockwise common rotatory force, because the state butt of side wall surface 8a12 of side wall surface 5b12 and the cylindric part 8a relative, therefore, rotor, be that cylindrical part 5b can not further rotate to face mutually with it.Therefore, according to above-mentioned formation, can remain on assigned position with rotor is stable, and its pivotal position from regulation is further rotated to specific direction.In addition, in this example, the situation that cylindrical part 5b is had a prominent bar is illustrated, but is not limited thereto, and is self-evident, and prominent bar number also can be more than two.
The sectional view of the state that Fig. 9 (a) engages with curved part 8e for prominent bar 5b1, Fig. 9 (b) is protruding part 5b1 and curved part 8e stereogram separately.For convenience of description, as shown in these figures, curved part 8e still, also can be provided with curved part 8e on the right side of protruding part 5b1 in contrast to the direction bending along the left side sidewall of protruding part 5b1.Preferably such shown in Fig. 9 (b), the internal face 8e1 of curved part 8e forms the side wall surface 5b11 shape even surface corresponding, that have support with favored policy with the protruding part 5b1 that contacts with this part.According to above-mentioned formation, when it being rotated, prominent bar 5b1 is broken away from from the fastening state shown in Fig. 9 (a) rotary member 5 being applied the regulation rotatory force to counter clockwise direction.As shown in the figure, the opposite side wall 5b12 (side wall surface on right side among the figure) of bar 5b1 forms and radially the becoming approximately parallel angle, promptly become the angle of approximate vertical with respect to the outer circumferential face of rotary member 5 and cylindric spring component 8 of cylindric spring component 8 if will dash forward, then under the fastening state shown in Fig. 9 (a), even rotation section 5 is applied common rotatory force to clockwise direction, because the end face 8e2 of above-mentioned side wall surface 5b12 and cylindric spring component 8 is with skid-resistant angle, contact under restraining force, so rotor can not further rotate.According to above-mentioned formation, can remain on assigned position with rotor is stable, and it is no longer further rotated to specific direction from the pivotal position of regulation.
In addition, as shown in figure 10, also curved part 8e shown in Figure 9 can be formed the curved part 8f of step-like bending, thereby when engaging and the end face butt of prominent bar 5b1.The sectional view of the state that Figure 10 (a) engage with step-like curved part 8f for prominent bar 5b1, Figure 10 (b) is the stereogram that has the rotary member 5b of prominent bar 5b1 and have the cylindric spring component 8 of step-like curved part 8f.For convenience of description, as shown in these figures, step-like curved part 8f is formed on the left side of prominent bar 5b1, but also can form step-like curved part 8f on the right side of prominent bar 5b1 in contrast.Shown in Figure 10 (a) and Figure 10 (b), also the cylindrical part 8a end bent that constitutes cylindric spring component 8 can be become step-like and forms step-like curved part 8f, the plane of inclination that makes the side wall surface 5b11 in prominent bar 5b1 left side form smoothly, have appropriate angle, and, the opposite side wall 5b12 (side wall surface on right side among the figure) of prominent bar 5b1 is formed with respect to cylindric spring component 8 radially, promptly become the approximate vertical angle with respect to rotary member 5 and cylindric spring component 8 outer circumferential faces.According to above-mentioned formation, then as shown in figure 10, when prominent bar 5b1 engages with curved part 8f, the end face 5b13 of prominent bar 5b1 under the rebounding force effect with the internal face 8f3 butt of curved part 8f, therefore, can obtain the fastening sense.Like this, as mentioned above, can remain on the assigned position rotor is stable, and this rotor is further rotated to specific direction from the pivotal position of regulation again.
In the above-described embodiments, be formed for storing the groove of oiling agent such as lubricating grease at the inner peripheral surface of the outer circumferential face of cylindric or member cylindraceous or cylindric spring component,, can keep long-term smooth rotational motion as packing lubrication agent in this groove when the assembling.
Figure 11 to Figure 13 represents embodiment 3.Because this embodiment is in fact just different with the foregoing description on the structure of rotary member 5 and cylindric spring component 8, so, in Figure 11 to Figure 13, member identical in fact with the foregoing description and part are marked identical reference character, omit explanation to them.
In the present embodiment, as Figure 11 and shown in Figure 12, the rotary member 12 that is fixed on rotation section 4 has lip part 12a, outer circumferential surface section 12b, the 12b1 of excision portion and 12b2 and cylindrical part 12c, this lip part 12a is that a part of outer circumferential face of excision makes it to become relative parallel surface and forms, and this 12b1 of excision portion and 12b2 form the concavity cross section at outer circumferential face to extending axially.In addition, as Figure 11 and shown in Figure 13, cylindric spring component 13 has cylindrical part 13a, slit 13b, tongue-like part 13a1 and a pair of mounting hole 13c, this cylindrical part 13a is entrenched in the outer circumferential surface section 12b of rotary member 12 rotationally, this tongue-like part 13a1 be formed on cylindrical part 13a last and adjacent with slit 13b and.In addition, as shown in figure 13, it is arc surface that tongue-like part 13a1 is bent to inner peripheral surface position and its ora terminalis more in the inner part that is positioned at than cylindrical part 13a, and tongue-like part 13a1 integral body has the profile in the 12b1 of excision portion that can embed rotary member 12.
Below, the assembling of embodiment 3 articulated mounting is described.At first, packing ring 6 is being embedded under the state of this cylindrical part 12c, the mounting hole 7c with rotary member 12 insertion mounting plates 7 is entrenched among the mounting hole 7c outer circumferential surface section 12b.Then, the 12b1 of excision portion of rotary member 12 is embedded the tongue-like part 13a1 of cylindric spring component 13, this cylindric spring component 13 is nested in by the mounting hole 13c that makes cylindric spring component 13 on the locating stud 7d of mounting plate 7 and locatees.This clamped position of 12b1 of excision portion and tongue-like part 13a1 is designed so that in advance in as shown in Figure 1 office equipment etc. liquid crystal display remains on the position of user mode.At this moment, in 12b1 of excision portion and 12b2, be pre-charged with the oiling agent of an amount of lubricating grease and so on.And, be nested in from the outer circumferential surface section 12b of the outstanding rotary member 12 of cylindric spring component 13 with wave mode spring washer 9 with by embedding part 14a being nested in the clamping washer 14 that is positioned on the cylindric spring component 13, at last, at the nested clamping washer 10 of lip part 12a, for example, by riveting this clamping washer 10 and lip part 12a, can prevent that rotary member 12 from deviating from from cylindric spring component 13.In addition, clamping washer 10 can adopt methods such as screw is fastening, welding to fix with lip part 12a, and this is tacit.
Because of embodiment 3 constitutes as described above, make rotation section 4, be rotary member 12 with respect to mounting plate 7, be that substrate 1 (Fig. 1) is when counter clockwise direction is rotated, the outer circumferential face 12b of rotary member 12 pushes away the tongue-like part 13a1 of cylindric spring component 13 on one side in foreign side, also slide into assigned position on the side face within it by this tongue-like part 13a1 on one side, rotor 2 is rotated to closed position then stop.Therefore, its result though need the rotatory force of prescribed level at the initial stage of rotating to above-mentioned counter clockwise direction, just turns to stop position with less relatively power thereafter.In addition, making rotation section 4 is that rotary member 12 oppositely rotates to clockwise direction from its stop position, make rotor 2 when open position moves, with rotating relative to less power, in the end just needed relatively large rotatory force to rotate, just engage with the tongue-like part 13a1 of cylindric spring component 13 and stop, rotor 2 stably can be maintained its stop position by the 12b1 of excision portion of rotary member 12.
By above explanation as can be known, because be processed to form rotary member 12 by tube reducing, whole of comprising ora terminalis can be formed very slick and slyly, so the operator can obtain comfortable fastening sense in opening and closing rotor 2, in addition, because be filled in the whole sliding contact surface that the interior oiling agent of 12b1 of excision portion and 12b2 spreads over rotary member 12 and cylindric spring component 13 equably, therefore rotational motion for a long time is smooth and comfortable.
In addition, in embodiment 3, as dispose a plurality of and the excision portion same shape of the 12b1 of excision portion, not only can obtain above-mentioned fastening sense in a plurality of positions, and, can constitute and can make rotor 2 stop to maintain a plurality of positions.In addition, as described above,, oiling agent therefore can not occur, the articulated mechanism that is very suitable for office equipment etc. can be provided from the situation that the rotation surface of member spills to the outside because can be with the 12b1 of excision portion and 12b2 as the lubricant reservoir groove yet.
More than although understand various embodiments; but protection scope of the present invention is not limited to this, in addition, and can be according to the size of rotor, weight etc.; consider necessary rotatory force etc., the shape of suitably definite cylindric spring component and rotary member etc., size, material etc.Also have, in an embodiment, constitute rotary member by cylindrical body, self-evident, also can constitute rotary member by cylindrical body.
Articulated mechanism of the present invention is specially adapted to require being connected or requiring to make that lid can maintain the field of regulation open angle position with respect to body in other office equipment etc. at the base station of liquid crystal TV set or notebook etc. and display device.
Claims (11)
1. articulated mechanism comprises: cylindric or cylindrical structural member, this member have at least one the prominent bar that extends vertically on outer circumferential face; Cylindric spring component, this cylindric spring component rotatably is engaged on the above-mentioned cylindric or cylindrical structural member, has the slit that can engage with above-mentioned prominent bar, extend vertically at periphery wall, slide and above-mentioned prominent bar engages with above-mentioned slit and breaks away from by the internal face crimping of above-mentioned prominent bar and above-mentioned cylindric spring component, can limit the relative rotation between above-mentioned cylindric or cylindrical structural member and the above-mentioned cylindric spring component.
2. articulated mechanism according to claim 1 forms curved part along above-mentioned slit on above-mentioned cylindric spring component, when above-mentioned prominent bar engages with above-mentioned slit, and the above-mentioned curved part of above-mentioned prominent bar butt.
3. articulated mechanism according to claim 1 forms the curved part with stepped part along above-mentioned slit on above-mentioned cylindric spring component, when above-mentioned prominent bar engages with above-mentioned slit, make the above-mentioned curved part of above-mentioned prominent bar top butt, carries out fastening and engages.
4. according to any described articulated mechanism in the claim 1～3, the end edge portion of above-mentioned prominent bar is circular-arc.
5. according to any described articulated mechanism in the claim 1～3, the end edge portion of above-mentioned slit is circular-arc.
6. according to any described articulated mechanism in the claim 1～5, this articulated mechanism also comprises torque adjustment member, this torque is adjusted member and is nested on the above-mentioned cylindric spring component, can apply crimp force to above-mentioned cylindric or cylindrical structural member by above-mentioned cylindric spring component.
7. according to any described articulated mechanism in the claim 1～6, be formed with the groove that is used for kind of lubricant storage at the above-mentioned cylindric or outer circumferential face of member cylindraceous or the inner peripheral surface of above-mentioned cylindric spring component.
8. articulated mechanism comprises: member cylindric or cylindraceous, and this member has at least one excision portion to axially extended cross section concavity at outer circumferential face; Cylindric spring component, this member rotatably is entrenched in above-mentioned member cylindric or cylindraceous, be formed with at periphery wall and can engage the tongue-like part that breaks away from above-mentioned excision portion, by engaging and disengaging of above-mentioned excision portion and above-mentioned tongue-like part, limit the rotation of above-mentioned member cylindric or cylindraceous and above-mentioned cylindric spring component.
9. articulated mechanism according to claim 8, the ora terminalis of above-mentioned tongue-like part are cambered surface.
10. according to Claim 8 or 9 described articulated mechanisms, above-mentioned excision portion also can become the accumulator tank that is used for kind of lubricant storage.
11., be processed to form above-mentioned member cylindraceous by tube reducing according to any described articulated mechanism in the claim 1～10.
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006338733 | 2006-12-15 | ||
| JP2006-338733 | 2006-12-15 | ||
| JP2006338733 | 2006-12-15 | ||
| JP2007-152925 | 2007-06-08 | ||
| JP2007152925 | 2007-06-08 | ||
| JP2007152925 | 2007-06-08 | ||
| JP2007210268 | 2007-08-10 | ||
| JP2007210268A JP4358880B2 (en) | 2006-12-15 | 2007-08-10 | Hinge mechanism |
| JP2007-210268 | 2007-08-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101205946A true CN101205946A (en) | 2008-06-25 |
| CN101205946B CN101205946B (en) | 2012-02-29 |
Family
ID=40355319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101458731A Expired - Fee Related CN101205946B (en) | 2006-12-15 | 2007-09-04 | Hinge mechanism |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4358880B2 (en) |
| CN (1) | CN101205946B (en) |
| TW (1) | TW200825302A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011079641A1 (en) * | 2009-12-30 | 2011-07-07 | Byd Company Limited | Rotating shaft device and laptop computer device comprising the same |
| CN103362943A (en) * | 2012-03-27 | 2013-10-23 | 纬创资通股份有限公司 | Rotating shaft mechanism and flip device |
| TWI663499B (en) * | 2017-12-01 | 2019-06-21 | 宏碁股份有限公司 | Hinge module and electronic device using the same |
| CN110219883A (en) * | 2019-06-25 | 2019-09-10 | 北京石油化工学院 | Rotation positioning device and rehabilitation training of upper limbs system |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101589276B1 (en) * | 2009-10-12 | 2016-01-29 | 삼성전자 주식회사 | Hinge unit and portable computer having the same |
| JP5502451B2 (en) * | 2009-12-22 | 2014-05-28 | 下西技研工業株式会社 | Hinge |
| JP5585864B2 (en) * | 2010-02-13 | 2014-09-10 | スズキ株式会社 | Parcel shelf support structure |
| JP5479982B2 (en) * | 2010-04-05 | 2014-04-23 | 下西技研工業株式会社 | Hinge |
| CN102913547A (en) * | 2012-09-25 | 2013-02-06 | 刘天平 | Foldable anti-releasing connection structure |
| JP6439638B2 (en) * | 2015-09-24 | 2018-12-19 | 豊田合成株式会社 | Rotating structure |
| JP6184573B2 (en) * | 2016-09-29 | 2017-08-23 | 株式会社日本デジタル研究所 | Hinge and information processing apparatus |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4223221B2 (en) * | 2002-03-07 | 2009-02-12 | 株式会社岩崎精機 | Hinge mechanism |
| JP2005023951A (en) * | 2003-06-30 | 2005-01-27 | Staf Corp | Free stop hinge device |
| CN2665442Y (en) * | 2003-11-22 | 2004-12-22 | 深圳富泰宏精密工业有限公司 | A hinge structure |
| CN2673045Y (en) * | 2003-12-05 | 2005-01-19 | 鸿富锦精密工业（深圳）有限公司 | Hinge structure |
| CN2828417Y (en) * | 2005-08-08 | 2006-10-18 | 瀚斯宝丽股份有限公司 | Spiale positioning structure and electronic device using the positioning structure |
-
2007
- 2007-06-20 TW TW96122173A patent/TW200825302A/en unknown
- 2007-08-10 JP JP2007210268A patent/JP4358880B2/en not_active Expired - Fee Related
- 2007-09-04 CN CN2007101458731A patent/CN101205946B/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011079641A1 (en) * | 2009-12-30 | 2011-07-07 | Byd Company Limited | Rotating shaft device and laptop computer device comprising the same |
| CN103362943A (en) * | 2012-03-27 | 2013-10-23 | 纬创资通股份有限公司 | Rotating shaft mechanism and flip device |
| CN103362943B (en) * | 2012-03-27 | 2015-04-22 | 纬创资通股份有限公司 | Rotating shaft mechanism and flip device |
| TWI663499B (en) * | 2017-12-01 | 2019-06-21 | 宏碁股份有限公司 | Hinge module and electronic device using the same |
| CN110219883A (en) * | 2019-06-25 | 2019-09-10 | 北京石油化工学院 | Rotation positioning device and rehabilitation training of upper limbs system |
| CN110219883B (en) * | 2019-06-25 | 2020-12-01 | 北京石油化工学院 | Rotary positioning mechanism and upper limb rehabilitation training system |
Also Published As
| Publication number | Publication date |
|---|---|
| TW200825302A (en) | 2008-06-16 |
| JP2009014195A (en) | 2009-01-22 |
| CN101205946B (en) | 2012-02-29 |
| TWI338748B (en) | 2011-03-11 |
| JP4358880B2 (en) | 2009-11-04 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120229 Termination date: 20130904 |