CN101169183A - Belt wheel for V-belt type automatic variable speed gear - Google Patents
Belt wheel for V-belt type automatic variable speed gear Download PDFInfo
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- CN101169183A CN101169183A CNA2007101679344A CN200710167934A CN101169183A CN 101169183 A CN101169183 A CN 101169183A CN A2007101679344 A CNA2007101679344 A CN A2007101679344A CN 200710167934 A CN200710167934 A CN 200710167934A CN 101169183 A CN101169183 A CN 101169183A
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Abstract
A V-belt automatic shift pulley is provided, pulley surface can be mounted simply and quickly with respect to a hub shaft, and the combination is firm. Parts (1) forming the hub element comprise a hub shaft (11), a large-diameter circular cylinder part (12) disposed at one side terminal in the axial direction of the hub shaft (11), a step surface (14) formed between the hub shaft (11) and the large-diameter circular cylinder part (12), a groove formed in an axial direction at the peripheral lateral surface of the large-diameter circular cylinder part (12). A movable pulley surface (2) is formed, and a circular cylinder combination portion (22) is formed at the diameter center of the pulley surface (21). The circular cylinder combination portion (22) is inserted by the large-diameter circular cylinder part (12), and the wall shape of the circular cylinder combination portion (22) along said groove portion is riveted.
Description
Technical field
The present invention relates to the belt wheel of V belt automatic transimission, can be simply in V belt automatic transimission and hub spindle mounting strap wheel face and can make its jointing state very firm relatively promptly.
Background technique
In patent documentation 1, disclose following situation, promptly in the manufacturing of the belt wheel of V belt automatic transimission, on the slave end belt wheel,, undertaken integrated especially by laser bonding, plasma welding etc. in order to engage driven surface and wheel hub.And then, in patent documentation 2, disclose following structure, be about to back side at belt wheel and constitute the cylinder body of a part of grease chamber by the back side of riveted fixing at above-mentioned movable side belt wheel.
Patent documentation 1: the spy opens flat 10-103438 number
Patent documentation 2: the spy opens flat 9-329208 number
At first, in patent documentation 1, by welding above-mentioned driven surface and wheel hub engaged integrated when making belt wheel, for fear of by the distortion that heat affecting produced of weld job or avoid the stress of weld part to concentrate and improve durability, need the welding equipment of this special welding of laser bonding with respect to load.Therefore, equipment must be constructed, perhaps then above-mentioned belt wheel can't be made if not have the manufacturing works of such equipment.
In addition, in patent documentation 2, disclose mode by riveting mechanism.In this patent documentation 2, disclose the method that in the collar flange of the back side of movable side belt wheel, is pressed into cylinder body.To this, cylinder ends integral body is riveted in the annular slot of back side of movable side belt wheel, constitute the part of movable side belt wheel and grease chamber, cylinder body sealing and being fixed.The back side of this movable side belt wheel and cylinder body engage by riveted joint, but this joint method is not suitable for and joint construction to the wheel hub of the rotating force of driven shaft transmission and belt wheel.
This is owing to following reason, promptly on the wheel hub and belt wheel face of the movable pulley of slave end, only be annular slot to be set and interior square end portion integral body by riveted fixing belt wheel face on wheel hub, slip with respect to circumferencial direction can take place in its fixed position, or take place with respect to the buckling of axial slip load, extremely difficulty is stably in conjunction with fixing belt wheel face and wheel hub.
That is,, be difficult to form the belt wheel of practicality with durability if be wheel hub and the belt wheel face that fixes the movable pulley of slave end belt wheel by riveted joint only.Therefore, the purpose that the present invention will solve (technical task) is to provide a kind of belt wheel of V belt automatic transimission, need not by special the welding fixedly wheel hub and the belt wheel face of the movable pulley of slave end belt wheel, can combination easily fix two parts by plastic working (be pressed into and rivet), and can practicably use.
Summary of the invention
Therefore, the inventor intently repeats research in order to solve above-mentioned problem, the result, can solve above-mentioned problem by technological scheme 1 described invention, described invention is a kind of belt wheel of V belt automatic transimission, comprise wheelboss part and movable pulley face, described wheelboss part comprises the wheel hub axial region and is formed on the distolateral big footpath cylindrical part of axle direction one of this wheel hub axial region, between above-mentioned wheel hub axial region and big footpath cylindrical part, form stepped surface portion, form groove shape recess along its axle direction in the circumferential lateral surface of above-mentioned big footpath cylindrical part; Described movable pulley face is formed with the cylinder joining portion at the diameter center of belt wheel face, and above-mentioned cylinder joining portion is inserted by above-mentioned big footpath cylindrical part, and the wall portion at above-mentioned cylinder joining portion along the shape of above-mentioned groove shape recess by riveted fixing.
Can solve above-mentioned problem by technological scheme 2 described inventions, described invention is a kind of belt wheel of V belt automatic transimission, in the above-described configuration, above-mentioned groove shape recess only is formed into the position of axial substantial middle from the stepped surface portion side of above-mentioned big footpath cylindrical part.Can solve above-mentioned problem by technological scheme 3 described inventions, described invention is a kind of belt wheel of V belt automatic transimission, and in the above-described configuration, above-mentioned groove shape recess forms from above-mentioned stepped surface portion lateral axis direction tip side and shoals gradually.
Can solve above-mentioned problem by technological scheme 4 described inventions, described invention is a kind of belt wheel of V belt automatic transimission, and in the above-described configuration, the axle direction sectional shape of the bottom surface of above-mentioned groove shape recess forms arcuation.Can solve above-mentioned problem by technological scheme 5 described inventions, described invention is a kind of belt wheel of V belt automatic transimission, in the above-described configuration, forms lip part in the mode of extending on diametric(al) in above-mentioned stepped surface portion.
Invention according to technological scheme 1, the big footpath cylindrical part of wheelboss part and the cylinder joining portion of movable pulley face are engaged, on the groove shape recess location of above-mentioned big footpath cylindrical part, by on the cylinder joining portion, forming plastic deformation portion, can firmly fix very much wheelboss part and movable pulley face based on riveted joint.
Particularly, the effect of mutual spline of the big footpath cylindrical part of the cylinder joining portion of this movable pulley face on the sense of rotation of above-mentioned movable pulley face and wheelboss part is played by the plastic deformation portion that is produced by riveted joint.In addition, owing to can pass through based on the plastic working of riveting and easily in conjunction with stationary hub parts and movable pulley face, so improve the fixing precision of combination behind assemble hub parts and the movable pulley face, can easily suppress the rotational vibrations (crooked) of movable pulley face with respect to the rotation axis (axle direction) of wheelboss part.
Invention according to technological scheme 2, above-mentioned groove shape recess, only be formed into the position of axial substantial middle from the stepped surface portion side of above-mentioned big footpath cylindrical part, thus, the plastic deformation portion based on riveted joint at the big footpath cylindrical part at groove shape recess place and cylinder joining portion only is formed near the stepped surface portion side of big footpath cylindrical part.Therefore, applying when above-mentioned wheelboss part is axially pulled out the external force of movable side belt wheel face, play the axial firm anticreep effect of above-mentioned plastic deformation portion and groove shape recess, can make the movable pulley face very firm with respect to the axial bond strength of wheelboss part.
Like this, the cylinder joining portion that can make the movable pulley face forms the plastic deformation portion based on riveted joint more deeply in non-engagement portion side (back side) with the V band, realizes the anticreep that combines stationary state with the cylinder joining portion of wheelboss part, and then can firmly fix.In addition, above-mentioned groove shape recess, axle direction is short, and the riveted joint zone also can reduce, and can make the riveted joint operation simple.
According to the invention of technological scheme 3, above-mentioned groove shape recess forms along with shoaling gradually from above-mentioned stepped surface portion's lateral axis direction tip side, thus, can realize that very firm joint fixes.Invention according to technological scheme 4, the axle direction sectional shape of the bottom surface of above-mentioned groove shape recess forms arcuation, thus, the situation that forms straight line shape or flat condition with bottom surface with above-mentioned groove shape recess is compared, can increase the effective length of long groove shape recess, with contacting of the plastic deformation portion that on above-mentioned cylinder joining portion, forms, can further engage wheelboss part and movable side belt wheel face securely apart from also elongated by riveted joint.
According to the invention of technological scheme 5, when assembling, can play the effect with respect to the location usefulness of wheel hub axial region at cylinder joining portion when above-mentioned movable pulley face is installed on the cylindrical part of the big footpath of above-mentioned wheelboss part engaging wheelboss part and movable side belt wheel face.In addition,, apply as the load of the surface side of belt wheel face, can play, can realize very firm structure will extract the anticreep at cylinder joining portion or the effect of stop from big footpath cylindrical part based on the pressure of V band by above-mentioned lip part.
Description of drawings
Figure 1A is the stereogram of movable pulley half of the present invention, Figure 1B is the vertical profile side view of Figure 1A, Fig. 1 C be wheelboss part and movable side belt wheel face engagement positio local excision want portion's amplification stereogram, Fig. 1 D is the amplification stereogram of plastic deformation portion position at the cylinder joining portion of Fig. 1 C.
Fig. 2 A is that the vertical profile side view amplifies in the portion that wants of the local excision of the wheelboss part and the engagement positio of movable side belt wheel face, and Fig. 2 B is the enlarged view of Fig. 2 A (α) portion, and Fig. 2 C is the Xa-Xa direction of arrow sectional view of Fig. 2 B.
Fig. 3 A is that wheelboss part and movable side belt wheel face are local excision's stereogram of separated state, Fig. 3 B is the stereogram of wheelboss part, Fig. 3 C is local excision's stereogram of observing from the big footpath cylindrical part side of wheelboss part, and Fig. 3 D is near the amplification stereogram the groove shape recess.
Fig. 4 A is that wheelboss part and movable side belt wheel face are the vertical profile side view of separated state, and Fig. 4 B is the Xb-Xb direction of arrow view of the wheelboss part of Fig. 4 A, and Fig. 4 C is the enlarged view of Fig. 4 A (β) portion, and Fig. 4 D is the enlarged view of Fig. 4 A (γ) portion.
Fig. 5 A is the sectional view that the big footpath cylindrical part of wheelboss part is inserted the state in the cylinder joining portion of movable side belt wheel face, and Fig. 5 B is that the big footpath cylindrical part of wheelboss part is inserted the cylinder joining portion of movable side belt wheel face and form the sectional view of the state of plastic deformation portion by riveted joint on the cylinder joining portion.
Fig. 6 A be expression big footpath cylindrical part and cylinder anastomosis part from state and the state of joint (double dot dash line) want portion's amplification view, Fig. 6 B be expression big footpath cylindrical part and cylinder joining portion engage and end the state that ends with depressed part and cylinder joining portion card by instrument order card want portion's enlarged view, Fig. 6 C is the Xc-Xc direction of arrow sectional view of Fig. 6 B.
Fig. 7 A be expression big footpath cylindrical part and cylinder joining portion engage and by instrument order card end with depressed part and cylinder joining portion card end and rivet state before want portion's enlarged view, Fig. 7 B be engage big footpath cylindrical part and cylinder joining portion and by instrument order card end with depressed part and cylinder joining portion card only rivet and form plastic deformation portion state want portion's enlarged view, Fig. 7 C is the Xd-Xd direction of arrow sectional view of Fig. 7 B.
Fig. 8 A be expression groove shape recess the 1st mode of execution want portion's amplification view, Fig. 8 B be expression groove shape recess the 1st mode of execution variation want portion's amplification view, Fig. 8 C be expression groove shape recess the 2nd mode of execution want portion's amplification view, Fig. 8 D be represent groove shape recess the 2nd mode of execution variation want portion's amplification view.
Fig. 9 be do not form flange shape portion mode of execution big footpath cylindrical part want portion's enlarged view.
Figure 10 A ends the rear view of wheelboss part that forms the mode of execution of small pore-like with depressed part with card, and Figure 10 B is the stereogram of Figure 10 A.
Figure 11 is the vertical profile side view that automatic transimission of the present invention has been installed.
Description of reference numerals
1 wheelboss part
11 wheel hub axial regions
12 big footpath cylindrical part
15 groove shape recesses
14 stepped surface portions
17 flange shape portions
2 movable pulley faces
21 belt wheel faces (プ-リ Off ェ イ ス) portion
22 cylinder joining portion
Embodiment
Below, the present invention is described with reference to the accompanying drawings.At first, Figure 11 is installed in situation on the V belt automatic transimission with the present invention.This driven pulley mainly comprises movable pulley half A, fixed pulley half 3, driven shaft 4 as shown in figure 11.This movable pulley half A comprises wheelboss part 1 and movable pulley face 2.
Above-mentioned wheelboss part 1 comprises wheel hub axial region 11 and is formed on the distolateral big footpath cylindrical part 12 of axle direction one of this wheel hub axial region 11 as shown in Figure 3, Figure 4.Should big footpath cylindrical part 12 form the general flat drum, form than above-mentioned wheel hub axial region 11 diameters big (with reference to Fig. 4 A).And, above-mentioned big footpath cylindrical part 12, on the position on the border of this wheel hub axial region 11 and big footpath cylindrical part 12, form perpendicular to the axial plectane ring-type of above-mentioned wheelboss part 1 as the different ladder difference part of diameter and be the stepped surface portion 14 (referring to figs. 1 through Fig. 4 etc.) of tabular surface.
On above-mentioned wheel hub axial region 11, form the slotted hole 111 (with reference to Figure 1A, Fig. 1 C and Fig. 3 B etc.) that tilts with respect to axle direction.Pine is inserted with the guide finge 33 that is installed on the following fixed side hub portion 31 in this slotted hole 111.On the outer circumferential side face 121 of above-mentioned big footpath cylindrical part 12, axially form groove shape recess 15.This groove shape recess 15 forms groove shape or strip with suitable interval width shown in Fig. 3 B, Fig. 3 C and Fig. 3 D etc., form more shallow recessed or depression from the surface of the outer circumferential side face 121 of above-mentioned big footpath cylindrical part 12 to the diameter central direction.
Above-mentioned groove shape recess 15 equally spaced forms many on above-mentioned outer circumferential side face 121.Particularly, groove shape recess 15 forms four, but also can form below three, perhaps also can form more than five.This groove shape recess 15 forms general square shape perpendicular to axial sectional shape, and its bottom surface 151 forms flat condition.Specifically being of a size of of this groove shape recess 15, about the about 7mm of width dimensions, the degree of depth forms very shallowly.
And this groove shape recess 15 has numerous embodiments.As the 1st mode of execution of this groove shape recess 15, form with respect to above-mentioned outer circumferential side face 121 axially up to position intermediate.Particularly, above-mentioned groove shape recess 15 only is formed into the position of axial substantial middle from stepped surface portion 14 sides of above-mentioned big footpath cylindrical part 12.
This central position be above-mentioned big footpath cylindrical part 12 axial approximate centre the position with and on every side, particularly, be expressed as up near near above-mentioned stepped surface portion 14 sides and the shaft end side of big footpath cylindrical part 12 near the scope (with reference to Fig. 3 B, Fig. 3 D and Fig. 4 C etc.) of position.The axial sectional shape along above-mentioned big footpath cylindrical part 12 of the bottom surface 151 of above-mentioned groove shape recess 15 can form the arcuation (with reference to Fig. 8 A) that shoals gradually, and perhaps, above-mentioned bottom surface 151 also forms the smooth plane of inclination (with reference to Fig. 8 B) of straight line shape sometimes.
And then, as the 2nd mode of execution of above-mentioned groove shape recess 15,, and form along with shoaling gradually towards the axle direction tip side of above-mentioned big footpath cylindrical part 12 from above-mentioned stepped surface portion 14 sides along axial roughly whole formation of above-mentioned big footpath cylindrical part 12.Above-mentioned bottom surface 151 is identical with above-mentioned the 1st mode of execution, forms arcuation (with reference to Fig. 8 C), or forms the smooth plane of inclination (with reference to Fig. 8 D) of straight line shape.
In corresponding position, the position that is formed with above-mentioned groove shape recess 15 and above-mentioned stepped surface portion 14, form card and end with depressed part 16.(with reference to Fig. 1, Fig. 2, Fig. 3 etc.).This card ends with specifically being of a size of about width dimensions 2.7mm of depressed part 16, and the degree of depth is about 1.5mm.Above-mentioned card ends with depressed part 16, preferably forms the circumferential groove shape as the Zhou Fangxiang along above-mentioned stepped surface portion 14 and the circle-shaped card that forms continuously only uses with depressed part 161.
Perhaps, also have following mode of execution, promptly on the position that forms above-mentioned groove shape recess 15, only the roughly rectangular small pore-like card that forms on the zone corresponding with its formation position as small pore-like ends with depressed part 162 (with reference to Figure 10 A, Figure 10 B).Forming this small pore-like card, form the identical number of number with above-mentioned groove shape recess 15 only with under the situation of depressed part 162.
And then, on the position of above-mentioned stepped surface portion 14, shown in Fig. 1 C, Fig. 1 D and Fig. 3 etc., like that, form discoideus flange shape 17 of general toroidal in the mode of on diametric(al), extending.On this flange shape 17, on the position corresponding, form notch 171 (with reference to Fig. 3) with the formation position of above-mentioned groove shape recess 15.This notch 171 is as described below, form at groove shape recess 15 and form the cylinder joining portion 22 of positions and following movable pulley face 2 and when riveting, can be easy to insert the front end of the Riveting Tool of configuration riveted joint special machine etc. along above-mentioned big footpath cylindrical part 12.On above-mentioned wheel hub axial region 11 and big footpath cylindrical part 12, form the sliding eye portion 13 that axially connects.In this sliding eye portion 13, insert the fixed side hub portion that is connected with following fixed pulley half.
Then, movable pulley face 2 shown in Fig. 1 or Fig. 3 etc., forms cylinder joining portion 22 on the central position of belt wheel face 21.In above-mentioned belt wheel face 21, forming flat cone shape convex side is surface side 211, and its opposition side is a back side 212.Above-mentioned cylinder joining portion 22, form flat cylindric, in the back side 212 side-prominent formation of above-mentioned belt wheel face 21.Above-mentioned cylinder joining portion 22 is positions of big footpath cylindrical part 12 insertions of above-mentioned wheelboss part 1.Being used to of above-mentioned cylinder joining portion 22 inserted the internal diameter of through hole of above-mentioned big footpath cylindrical part 12 if having precision with the degree of external diameter intercalation with a gap that should big footpath cylindrical part 12, then is more preferably.
The joint fixed structure at the cylinder joining portion 22 of the big footpath cylindrical part 12 of above-mentioned wheelboss part 1 and above-mentioned movable pulley face 2 then, is described.At first, from stepped surface portion 14 sides of wheelboss part 1 only form groove shape recess 15 to the axial substantial middle position of big footpath cylindrical part 12 and form along with from above-mentioned stepped surface portion 14 towards the axle direction end of big footpath cylindrical part 12 and the big footpath cylindrical part 12 under the situation that the degree of depth shoals gradually and the joint construction at cylinder joining portion 22 constitute as follows.
Promptly, above-mentioned big footpath cylindrical part 12 is inserted above-mentioned cylinder joining portion 22, with on the circumferential lateral surface at this cylinder joining portion 22 and the mode of the position depression corresponding with above-mentioned groove shape recess 15 rivet and form the plastic deformation of recessed shape, carry out the fixing of big footpath cylindrical part 12 and cylinder joining portion 22 by this plastic deformation.Should be based on the plastic deformation portion 221 of the recessed shape of riveted joint near the position (with reference to Fig. 2 B, Fig. 2 C) that only is formed on the above-mentioned cylinder joining portion 22 above-mentioned stepped surface portion 14 sides.
As implied above, constitute by wheelboss part 1 and movable pulley face 2, described wheelboss part 1 comprises wheel hub axial region 11 and is formed on the distolateral big footpath cylindrical part 12 of axle direction one of this wheel hub axial region 11, and between above-mentioned wheel hub axial region 11 and the big footpath cylindrical part 12 be stepped surface portion 14, in the circumferential lateral surface upper edge of above-mentioned big footpath cylindrical part 12 its axle direction formation from above-mentioned stepped surface portion 14 sides towards the axle direction tip side and the groove shape recess 15 that bottom surface 151 shoals gradually; Described movable pulley face 2 is formed centrally cylinder joining portion 22 in the diameter of belt wheel face 21; Above-mentioned cylinder joining portion 22 is inserted by above-mentioned big footpath cylindrical part 12 and along the shape of above-mentioned groove shape recess 15 and by the wall portion at the above-mentioned cylinder of riveted fixing joining portion 22, thus, the big footpath cylindrical part 12 of above-mentioned wheelboss part 1 and the cylinder joining portion 22 of above-mentioned movable pulley face 2 can be engaged securely, and firm disconnecting prevention structure can be formed.And, can firmly fix so that above-mentioned cylinder joining portion 22 can not come off from the axle direction tip side of above-mentioned big footpath cylindrical part 12 by the plastic deformation portion 221 that rivets the recessed shape that forms.
That is, firm anticreep is carried out in plastic deformation portion 221 effect of generation wedge-like mutually based on riveted joint at above-mentioned groove shape recess 15 and cylinder joining portion 22.And then, form from stepped surface portion 14 sides of big footpath cylindrical part 12 up to the mode of execution that the shaft end side of big footpath cylindrical part 12 shoals gradually for above-mentioned groove shape recess 15, also can similarly between the cylinder joining portion 22 of the big footpath of above-mentioned wheelboss part 1 cylindrical part 12 and above-mentioned movable pulley face 2, carry out firm anticreep.
In addition, as mentioned above, above-mentioned groove shape recess 15 only is formed into the position of axial substantial middle from the stepped surface portion 14 of above-mentioned big footpath cylindrical part 12, and form from this stepped surface portion 14 and shoal gradually towards the axle direction tip side, thus, can engage fixedly movable pulley face 2 and wheelboss part 1 very securely.
In addition, the cylinder joining portion 22 that also has the big footpath cylindrical part 12 of above-mentioned wheelboss part 1 and a movable pulley face 2 is for by being pressed into the mode of execution that forms jointing state.In this embodiment, on the big footpath of above-mentioned wheelboss part 1 cylindrical part 12, except the formation position of above-mentioned groove shape recess 15, above-mentioned big footpath cylindrical part 12 and above-mentioned cylinder joining portion 22 become the state of pushing mutually by being pressed into, fixing and above-mentioned plastic deformation portion 221 synergism ground effects based on the recessed shape of riveting based on being pressed into can realize very firm stationary state.In addition, the end at cylinder joining portion 22 by above-mentioned flange shape the 17 mode stop can not come off, even if the belt wheel face 21 of movable pulley face 2 applies the load that will push open by V with 7, also can tolerate this load fully.
Then, fixed pulley half 3 comprises fixed side hub portion 31 and fixing belt wheel face 32.This fixed pulley half 3, also can with movable pulley half A similarly with fixing belt wheel face 32 and fixed side hub portion 31 riveted fixing.This fixed side hub portion 31 is inserted in the sliding eye portion 13 of wheelboss part 1 of above-mentioned movable pulley half A, can make above-mentioned movable pulley half A slide along the axle direction of fixed side hub portion 31.On both fixed positions of the circumferential lateral surface of this fixed side hub portion 31, guide finge 33 is installed.
This guide finge 33 forms roughly Cylindorical rod shape, is pressed on the both fixed positions that are fixed on said fixing side hub portion 31.The fixed side hub portion 31 of this fixed pulley half 3 as shown in figure 11, rotate be bearing in freely be arranged on and centrifugal clutch 5 between driven shaft 4 on.The driven pulley and the above-mentioned driving side belt wheel that comprise above-mentioned movable pulley half A, fixed pulley half 3 and driven shaft 4 are paired.
On the above-mentioned driven pulley, as shown in figure 11, in abutting connection with the above-mentioned centrifugal clutch of configuration.On the shaft end of this fixed side hub portion 31, the fixing driving plate 51 that constitutes this centrifugal clutch 5, the rotating force that is delivered to 7 on the said fixing pulley half 3 by V is delivered on the above-mentioned driving plate 51 by said fixing side hub portion 31.Then, rotation is delivered to above-mentioned driven shaft 4 via centrifugal mass piece 52 and clutch Outside 53.
Then, describe in movable pulley half A, engaging the fixedly assembling of movable pulley face 2 with respect to wheelboss part 1.Be assembled with two methods.At first, in the 1st mode of execution of assembling method, big footpath cylindrical part 12 sides of the wheelboss part 1 of above-mentioned movable pulley half A are inserted in the cylinder joining portion 22 of above-mentioned movable pulley face 2.Fig. 5 A be big footpath cylindrical part 12 insert state in the above-mentioned cylinder joining portion 22 want portion perpendicular to axial sectional view.At this moment, above-mentioned cylinder joining portion 22 is inserted into the position with above-mentioned flange shape 17 butt.That is this flange shape 17 effect of playing the location usefulness retainer when inserting above-mentioned cylinder joining portion 22.Also have and do not form above-mentioned flange shape 17 mode of execution (with reference to Fig. 9).
In not forming this mode of execution of flange shape 17, part as the retainer effect of playing the location usefulness when inserting above-mentioned cylinder joining portion 22, above-mentioned groove shape recess 15 is not the axle direction perforation along above-mentioned cylinder joining portion 22, but forms the terminal wall 152 (with reference to Fig. 9) of above-mentioned groove shape recess 15 near near the end above-mentioned wheel hub axial region 11 sides.This terminal wall 152 forms the wall with respect to above-mentioned bottom surface 151 approximate vertical, and this terminal wall 152 plays the effect of the stop (anticreep) of location usefulness.
Then, push the circumferential lateral surface (with reference to Fig. 5 B) at cylinder joining portion 22 of above-mentioned movable pulley face 2 of the position of the groove shape recess 15 that forms on the outer circumferential side face 121 of the big footpath cylindrical part 12 that is equivalent to above-mentioned wheelboss part 1 by pressing force P by stamping press, work mechanism such as riveted joint special machine etc.By this work mechanism, plastic deformation along being formed on the shape of the groove shape recess 15 on the above-mentioned big footpath cylindrical part 12 and riveting with pushing, is taken place and fixes in the wall portion at above-mentioned cylinder joining portion 22 in the wall portion at this cylinder joining portion 22.At this moment, when on the cylindrical part 12 of big footpath, being formed with a plurality of groove shape recess 15, preferably the circumferential position at the cylinder joining portion 22 that is equivalent to be formed on the position on this groove shape recess 15 is side by side carried out can promptly assembling (with reference to Fig. 5 B) based on the pushing of pressing force P.
Then, assembling method is described.For this assembling method of easy to understand, expression is riveted the instrument 6 of usefulness and is described (with reference to Fig. 6, Fig. 7).At first, as mentioned above, the big footpath cylindrical part 12 of wheelboss part 1 is inserted in the cylinder joining portion 22 of movable pulley faces 2 (with reference to Fig. 6 A).The card of insertion instrument 6 ended the front end of beak sheet 61 during card on being formed on the stepped surface portion 14 of above-mentioned wheelboss part 1 ended with depressed part 16 then, push by the retaining piece beak sheet 62 of above-mentioned instrument 6 above-mentioned movable pulley face 2 cylinder joining portion 22 wall portion and be provided with.Then, by the retaining piece beak sheet 62 of above-mentioned instrument 6 the wall portion at above-mentioned cylinder joining portion 22 is applied pressing force, riveted joint is implemented at cylinder joining portion 22, the mode that pushes with the shape along above-mentioned groove shape recess 15 forms plastic deformation portion 221.
By carrying out such riveted joint, make the plastic deformation portion 221 that produces on the movable pulley face 2 based on riveted joint, can engage the wheelboss part 1 of fixing this movable pulley face 2 and movable pulley half A.At this, the retaining piece beak sheet 62 of the instrument 6 of above-mentioned riveted joint special machine owing to form notch 171 on above-mentioned flange shape 17, so use by the front end that inserts instrument in the position of this notch 171, can easily be riveted operation.
And then, not shown, but also have following mode of execution, promptly above-mentioned groove shape recess 15 its length directions can form along the axial roughly whole of above-mentioned big footpath cylindrical part 12, and the degree of depth of above-mentioned bottom surface 151 as one man forms along its length.That is, above-mentioned bottom surface 151 is not plane of inclination but the degree of depth forms certain in the longitudinal direction.And, also has following fixation method, promptly, insert in the big footpath of above-mentioned wheelboss part 1 cylindrical part 12 under the state at cylinder joining portion 22 of above-mentioned movable pulley face 2, the axle direction end position at above-mentioned cylinder joining portion 22 is pressed and plastic deformation towards the diametric(al) center, the shaft end of above-mentioned thus big footpath cylindrical part 12 is also pushed by above-mentioned cylinder joining portion 22, and plastic deformation and fixing above-mentioned cylinder joining portion 22 and big footpath cylindrical part 12.
Claims (5)
1. the belt wheel of a V belt automatic transimission, it is characterized in that, comprise wheelboss part and movable pulley face, described wheelboss part comprises the wheel hub axial region and is formed on the distolateral big footpath cylindrical part of axle direction one of this wheel hub axial region, between above-mentioned wheel hub axial region and big footpath cylindrical part, form stepped surface portion, form groove shape recess along its axle direction in the circumferential lateral surface of above-mentioned big footpath cylindrical part; Described movable pulley face is formed with the cylinder joining portion at the diameter center of belt wheel face, and above-mentioned cylinder joining portion is inserted by above-mentioned big footpath cylindrical part, and the wall portion at above-mentioned cylinder joining portion along the shape of above-mentioned groove shape recess by riveted fixing.
2. the belt wheel of V belt automatic transimission as claimed in claim 1 is characterized in that, above-mentioned groove shape recess only is formed into the position of axial substantial middle from the stepped surface portion side of above-mentioned big footpath cylindrical part.
3. the belt wheel of V belt automatic transimission as claimed in claim 1 or 2 is characterized in that, above-mentioned groove shape recess forms from above-mentioned stepped surface portion lateral axis direction tip side and shoals gradually.
4. the belt wheel of V belt automatic transimission as claimed in claim 1 or 2 is characterized in that, the axle direction sectional shape of the bottom surface of above-mentioned groove shape recess forms arcuation.
5. the belt wheel of V belt automatic transimission as claimed in claim 1 or 2 is characterized in that, forms lip part in the mode of extending in above-mentioned stepped surface portion on diametric(al).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006291524 | 2006-10-26 | ||
| JP2006291524A JP4280279B2 (en) | 2006-10-26 | 2006-10-26 | V-belt type automatic transmission pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101169183A true CN101169183A (en) | 2008-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101679344A Pending CN101169183A (en) | 2006-10-26 | 2007-10-26 | Belt wheel for V-belt type automatic variable speed gear |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4280279B2 (en) |
| CN (1) | CN101169183A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101818791A (en) * | 2009-02-28 | 2010-09-01 | 本田技研工业株式会社 | The V variable v-belt drive |
| CN104455251A (en) * | 2013-09-24 | 2015-03-25 | 现代自动车株式会社 | Belt tension adjustment apparatus for vehicles |
| CN104832609A (en) * | 2014-02-07 | 2015-08-12 | 迪尔公司 | Dry variable speed drive mechanism |
| CN107923499A (en) * | 2015-08-20 | 2018-04-17 | 优尼冲压株式会社 | Plunger member used in variable v-belt drive |
| CN104455251B (en) * | 2013-09-24 | 2018-08-31 | 现代自动车株式会社 | Vehicle belt tension-adjusting gear |
| CN109340347A (en) * | 2018-09-05 | 2019-02-15 | 深圳市淳睿贸易有限公司 | A kind of motor vehicle pair sheave manufacturing method and finished product |
| CN109844369A (en) * | 2016-10-18 | 2019-06-04 | 本田技研工业株式会社 | The manufacturing method and its manufacture system of driving pulley, roller group assembling device, apparatus for mounting component and propeller boss insert device |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101505877B1 (en) * | 2013-04-08 | 2015-03-25 | 우원식 | Tension pulley |
| KR101511347B1 (en) * | 2013-10-10 | 2015-04-14 | 강경순 | Tension pulley |
| KR101504611B1 (en) * | 2014-02-21 | 2015-03-20 | 우원식 | Tension pulley |
-
2006
- 2006-10-26 JP JP2006291524A patent/JP4280279B2/en not_active Expired - Fee Related
-
2007
- 2007-10-26 CN CNA2007101679344A patent/CN101169183A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818791A (en) * | 2009-02-28 | 2010-09-01 | 本田技研工业株式会社 | The V variable v-belt drive |
| CN101818791B (en) * | 2009-02-28 | 2012-12-26 | 本田技研工业株式会社 | V-belt continuously variable transmission |
| CN104455251A (en) * | 2013-09-24 | 2015-03-25 | 现代自动车株式会社 | Belt tension adjustment apparatus for vehicles |
| CN104455251B (en) * | 2013-09-24 | 2018-08-31 | 现代自动车株式会社 | Vehicle belt tension-adjusting gear |
| CN104832609A (en) * | 2014-02-07 | 2015-08-12 | 迪尔公司 | Dry variable speed drive mechanism |
| CN104832609B (en) * | 2014-02-07 | 2019-04-12 | 迪尔公司 | Dry type variable transmission mechanism |
| CN107923499A (en) * | 2015-08-20 | 2018-04-17 | 优尼冲压株式会社 | Plunger member used in variable v-belt drive |
| CN107923499B (en) * | 2015-08-20 | 2020-06-23 | 优尼冲压株式会社 | Plunger member for belt type continuously variable transmission |
| CN109844369A (en) * | 2016-10-18 | 2019-06-04 | 本田技研工业株式会社 | The manufacturing method and its manufacture system of driving pulley, roller group assembling device, apparatus for mounting component and propeller boss insert device |
| CN109340347A (en) * | 2018-09-05 | 2019-02-15 | 深圳市淳睿贸易有限公司 | A kind of motor vehicle pair sheave manufacturing method and finished product |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2008106880A (en) | 2008-05-08 |
| JP4280279B2 (en) | 2009-06-17 |
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Open date: 20080430 |