CN203939949U - Force-output shaft rotary disk group and gear hobbing cam gear - Google Patents
Force-output shaft rotary disk group and gear hobbing cam gear Download PDFInfo
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- CN203939949U CN203939949U CN201420246632.1U CN201420246632U CN203939949U CN 203939949 U CN203939949 U CN 203939949U CN 201420246632 U CN201420246632 U CN 201420246632U CN 203939949 U CN203939949 U CN 203939949U
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Abstract
A kind of gear hobbing cam gear comprises a cam and a force-output shaft rotary disk group.This cam comprises a body, and one along axial curve around the fin that is arranged at this body outer circumferential face.This force-output shaft rotary disk group and this cam are connected with group, and comprise a force-output shaft rotary disk, and first set of rollers that is arranged at this force-output shaft rotary disk periphery.This force-output shaft rotary disk has a body, several axis hole that is arranged at intervals at this body outer circumferential face and is severally arranged at respectively this body outer circumferential face and is positioned at the reserved axis hole between described axis hole.This first set of rollers has respectively several the first rollers that are located in described axis hole.The outer circumferential face of the rolling bearing of each the first roller defines a contacting part that is positioned at centre, and two two opposition sides that lay respectively at this contacting part and diameter are smaller than the non-contact portion of the diameter of this contacting part.
Description
Technical field
The utility model relates to a kind of transmission device, particularly relates to a kind of gear hobbing cam gear.
Background technique
Consulting Fig. 1, is the existing gear hobbing cam gear that is applied to CNC (Computer Numerical Control) toolroom machine automatic tool changer equipment (not shown).This gear hobbing cam gear comprises a cam 1 and a force-output shaft rotary disk group 2 being connected with group with this cam 1.This cam 1 comprises a body 11 with an axis L1, and one along axial curve around the fin 12 that is arranged at these body 11 outer circumferential faces.This fin 12 matches with this body 11 to define and forms a groove 13.This force-output shaft rotary disk group 2 comprises an axial force-output shaft rotary disk 21 that has an axis L2 and axially differ from this cam 1, is severally arranged at intervals at the axis hole 22 of these force-output shaft rotary disk 21 outer circumferential faces, several axostylus axostyle 23 that is located in respectively described axis hole 22, and several be hubbed at respectively described axostylus axostyle 23 and expose this force-output shaft rotary disk 21 outer and can be located in the rolling bearing 24 of the groove 13 of this cam 1.Wherein, this force-output shaft rotary disk group 2 and this cam 1 are located in rolling bearing 24 in this groove 13 and together with group connects by part.In the time that this cam 1 is subject to drive rotation, the fin 12 of this cam 1 is along moving axially, make rolling bearing 24 outer circumferential faces that are positioned at this groove 13 rollably be resisted against this fin 12 internal faces (seeing Fig. 2), and then be subject to this fin 12 and pass, to drive this force-output shaft rotary disk 21 to rotate.In said process, described rolling bearing 24 is along with this force-output shaft rotary disk 21 rotates, sequentially cyclically enter the groove 13 of this cam 1, and passed by fin 12 rotations of this cam 1, this force-output shaft rotary disk group 2 of the sustainable driving of this cam 1 is rotated until this cam 1 stops the rotation whereby.
Consult Fig. 1 and Fig. 2, because above-mentioned gear hobbing cam gear uses through running for a long time, make two these fin 12 internal faces of contact that lean produce abrasion with described rolling bearing 24 outer circumferential faces and form the banded districts 121 that wear away.In addition, collide or meet with other energetically when shock accident when board has, also can make described rolling bearing 24 clash into these fin 12 internal faces and form a shock depressed area 122, described rolling bearing 24 also can be pushed described axis hole 22 by its axostylus axostyle 23 being pivoted of interlock simultaneously, make described axostylus axostyle 23 and described axis hole 22 produce respectively the deformation such as bending and expansion, once there be the deformation of above-mentioned member, the transmission accuracy of whole gear hobbing cam gear will produce serious error, especially very large for needing the CNC board impact of highi degree of accuracy transmission, cause and cannot process the finished product conforming to institute input model, user only has this cam 1, this force-output shaft rotary disk 21 and described rolling bearing 24 all eliminate change into new, just can maintain the running of board, quite expend time in and cost, therefore the eliminating of gear hobbing cam gear that will how to reduce board changes this into, that dealer wants the problem solving always.
Summary of the invention
The first object of the present utility model is force-output shaft rotary disk group and the gear hobbing cam gear of the superseded cost that a kind of gear hobbing cam gear that reduces board is provided.
The utility model force-output shaft rotary disk group comprises a force-output shaft rotary disk and first set of rollers.
This force-output shaft rotary disk comprises that a body and several interval are formed at the axis hole of this body outer circumferential face.
This first set of rollers comprises several the first rollers that are installed in respectively described axis hole.Each the first roller has an axostylus axostyle that is located in axis hole, and one is hubbed at this axostylus axostyle and exposes the rolling bearing outside this force-output shaft rotary disk.The rolling bearing outer circumferential face of each the first roller defines a contacting part that is positioned at centre, and two two opposition sides that lay respectively at this contacting part and diameter are smaller than the non-contact portion of the diameter of this contacting part.
Preferably, this force-output shaft rotary disk also comprises several reserved axis holes, and described reserved axis hole is formed at this body outer circumferential face and lays respectively between every two adjacent axis holes, and can establish for the axostylus axostyle axle of described the first roller respectively.
Preferably, this force-output shaft rotary disk also comprises several reserved axis holes, and described reserved axis hole is formed at this body outer circumferential face and along being axially arranged side by side with described axis hole respectively of this force-output shaft rotary disk, and can establish for the axostylus axostyle axle of described the first roller respectively.
Preferably, this force-output shaft rotary disk group also comprises the second set of rollers of replaceable this first set of rollers, this second set of rollers has several the second rollers that are installed in described axis hole, each the second roller has an axostylus axostyle that can be located in axis hole, and one be hubbed at this axostylus axostyle and expose the rolling bearing outside this force-output shaft rotary disk, the rolling bearing outer circumferential face of each the second roller is around cylindrical.
Preferably, this force-output shaft rotary disk group also comprises the second set of rollers of replaceable this first set of rollers, this second set of rollers has several the second rollers that are installed in described reserved axis hole, each the second roller has an axostylus axostyle that can be located in reserved axis hole, and one be hubbed at this axostylus axostyle and expose the rolling bearing outside this force-output shaft rotary disk, the rolling bearing outer circumferential face of each the second roller is around cylindrical.
Preferably, this force-output shaft rotary disk group also comprises the second set of rollers of replaceable this first set of rollers, this second set of rollers has several the second rollers that are installed in described axis hole, each the second roller has an axostylus axostyle that can be located in axis hole, and one be hubbed at this axostylus axostyle and expose the rolling bearing outside this force-output shaft rotary disk, the outer circumferential face of the rolling bearing of each the second roller defines a non-contact portion that is positioned at centre, and two two opposition sides that lay respectively at this non-contact portion and diameter are greater than the contacting part of the diameter of this non-contact portion.
Preferably, this force-output shaft rotary disk group also comprises the second set of rollers of replaceable this first set of rollers, this second set of rollers has several the second rollers that are installed in described reserved axis hole, each the second roller has an axostylus axostyle that can be located in reserved axis hole, and one be hubbed at this axostylus axostyle and expose the rolling bearing outside this force-output shaft rotary disk, the rolling bearing outer circumferential face of each the second roller defines a non-contact portion that is positioned at centre, and two two opposition sides that lay respectively at this non-contact portion and diameter are greater than the contacting part of the diameter of this non-contact portion.
The second object of the present utility model is to provide a kind of need replacement part can increase the service life to reduce and eliminates the gear hobbing cam gear that changes this into.
This gear hobbing cam gear of the utility model comprises a cam and a force-output shaft rotary disk group described above.
This cam comprises a body, and one along axial curve around the fin that is arranged at this body outer circumferential face, this fin match with this body define form a groove.
This force-output shaft rotary disk group and this cam are connected with group, this force-output shaft rotary disk and this cam axially different, and described the first roller wherein at least one rolling bearing be to be located in the groove of this cam.
Wherein, in the time of this cam rotation, the fin of this cam is along moving axially, make the contacting part that is located in the rolling bearing in this groove rollably be resisted against this fin internal face, and then be subject to this fin and pass, to drive this force-output shaft rotary disk rotation, in this process, described rolling bearing is along with this force-output shaft rotary disk rotation sequentially cyclically enters the groove of this cam and passed by the fin rotation of this cam, and this force-output shaft rotary disk group of the sustainable driving of this cam is rotated until this cam stops the rotation whereby.
The beneficial effects of the utility model are: by the profile design of the concavo-convex variation of difference of rolling bearing outer circumferential face of the first set of rollers that is arranged at this force-output shaft rotary disk periphery, contact at the fin internal face of this cam and the rolling of the contacting part of the rolling bearing of this first roller, also or producing to clash into causes when depressions wearing and tearing, effectively limit the region of this fin internal face wearing and tearing depression, but only need be by described the first roller removal, roller with the existing rolling bearing with cylindrical peripheral face is replaced, wherein to roll not to be subject to the region of abrasion depression against this fin internal face by conventional roller outer circumferential face, can not affect under transmission accuracy, maintain the normal operation of this gear hobbing cam gear, reach effect that this cam and this force-output shaft rotary disk can be used for the second time.Therefore, only to replace the roller that manufacture cost is lower, extend force-output shaft rotary disk that manufacture cost is higher and the working life of cam, change this into thereby effectively reduce eliminating of this gear hobbing cam gear.
Brief description of the drawings
Fig. 1 is a stereogram, and the annexation of each assembly of the existing gear hobbing cam gear that is applied to a CNC toolroom machine automatic tool changer equipment is described;
Fig. 2 is a stereogram, illustrates that a rolling bearing of existing gear hobbing cam gear forms a banded abrasion district and a shock depressed area in fin internal face abrasion and shock;
Fig. 3 is a stereogram, and the annexation of each assembly of first embodiment of the utility model gear hobbing cam gear is described, wherein, illustrates for two that only draw in several the second rollers with work;
Fig. 4 is a stereogram, this first embodiment's first roller rolling abrasion is described and clashes into a fin internal face to form a banded abrasion district and a shock depressed area;
Fig. 5 is a stereogram, and the second roller outer circumferential face that the first embodiment is described contacts at this fin in rolling and is subject to the internal face after abrasion are clashed into;
Fig. 6 is a stereogram, illustrates that the second roller outer circumferential face that one of this first embodiment is another structure aspect rolls to contact at this fin and be subject to the internal face after abrasion are clashed into;
Fig. 7 is a stereogram, the roll abrasion and clash into this fin internal face and formed a banded abrasion district and a shock depressed area of this first embodiment is described one first roller that is another structure aspect;
Fig. 8 is a stereogram, illustrates that the second roller outer circumferential face that one of this first embodiment is another structure aspect rolls to contact at this fin and be subject to the internal face after abrasion are clashed into;
Fig. 9 is a stereogram, and another enforcement aspect of this first embodiment is described;
Figure 10 is a stereogram, and the annexation of each assembly of second embodiment of the utility model gear hobbing cam gear is described, wherein, illustrates for two that only draw in several the second rollers with work;
Figure 11 is a stereogram, and another enforcement aspect of this second embodiment is described;
Figure 12 is a stereogram, and the annexation of each assembly of the 3rd embodiment of the utility model gear hobbing cam gear is described, wherein, illustrates for two that only draw in several the second rollers with work;
Figure 13 is a stereogram, and another enforcement aspect of the 3rd embodiment is described.
Embodiment
Before the utility model is described in detail, should be noted that in the following description content, similarly assembly is to represent with identical numbering.
Consult Fig. 3 and Fig. 4, first embodiment of the utility model gear hobbing cam gear, be applicable to a CNC toolroom machine automatic tool changer equipment (not shown), this gear hobbing cam gear comprises a cam 4, and a force-output shaft rotary disk group 5.
This cam 4 comprises a body 41 with an axis L4, and one along axial curve around the fin 42 that is arranged at these body 41 outer circumferential faces.This fin 42 matches with this body 41 to define and forms a groove 43.
This force-output shaft rotary disk group 5 is connected with group with this cam 4, and comprise an axial force-output shaft rotary disk 50 that there is an axis L5 and axially differ from this cam 4, and can be arranged alternately first set of rollers 51 and second set of rollers 52 in these force-output shaft rotary disk 50 peripheries.In the present embodiment, this first set of rollers 51 is the peripheries that set in advance in this force-output shaft rotary disk 50, but this second set of rollers 52 is the substitutes as this first set of rollers 51.
This force-output shaft rotary disk 50 has a body 500, and several interval is formed at the axis hole 501 of these body 500 outer circumferential faces.This first set of rollers 51 has several the first rollers 511, and this second set of rollers 52 has several the second rollers 521.Each first, second roller 511,521 has respectively an axostylus axostyle 512,522 that can be located in described axis hole 501, and one is hubbed at respectively this axostylus axostyle 512,522 and exposes the outer rolling bearing 513,523 that also can be located in this groove 43 of this force-output shaft rotary disk 50.In the present embodiment, described first, second roller 511,521 is respectively a needle bearing and wherein one of a roller bearing.Rolling bearing 513 outer circumferential faces of each the first roller 511 define a contacting part 514 that is positioned at centre, and two opposition side that are positioned at this contacting part 514 and diameter be smaller than the non-contact portion 515 of the diameter of this contacting part 514, rolling bearing 523 outer circumferential faces of each the second roller 521 are around cylindrical.
Wherein, this force-output shaft rotary disk group 5 and this cam 4 are located in rolling bearing 513,523 in this groove 43 and together with group connects by part.In the time that this cam 4 rotates, the fin 42 of this cam 4 is along moving axially, make the contacting part 514 of the rolling bearing 513 of the first roller 511 that is positioned at this groove 43, or rolling bearing 523 outer circumferential faces of the second roller 521 are rollably resisted against this fin 42 internal faces, and then be subject to this fin 42 and pass, to drive this force-output shaft rotary disk 50 to rotate, in this process, these rolling bearings 513, 523 along with this force-output shaft rotary disk 50 rotates the fin 42 rotation passing that sequentially cyclically enter the groove 43 of this cam 4 and be subject to this cam 4, this force-output shaft rotary disk group 5 of the sustainable driving of this cam 4 is rotated until this cam 4 stops the rotation whereby.
Coordinate and consult Fig. 4, use a period of time at this gear hobbing cam gear, and the contacting part 514 that sets in advance the rolling bearing 513 of described the first roller 511 on this force-output shaft rotary disk 50 is while forming a banded abrasion district 421 by the 42 internal faces abrasion of this fin, also or when board has collide or meet with other shock accidents energetically, make described rolling bearing 513 clash into these fin 42 internal faces and while forming a shock depressed area 422 to contacting part that should rolling bearing 513, can carry out these the first set of rollers 51 removals in this force-output shaft rotary disk 50, and replace with this second set of rollers 52.Coordinate and consult Fig. 5 again, described the second roller 521 that is arranged at these force-output shaft rotary disk 50 peripheries replaced and the fin 42 of this cam 4 drives while rotation, it is to roll and be resisted against in the region of these fin 42 internal faces at described the second roller 521 outer circumferential faces that the banded concave regions 421 that the first above-mentioned roller 511 forms for these fin 42 internal face abrasion or shock form shock depressed area 422, therefore described the second roller 521 outer circumferential faces are to roll to be resisted against two of this fin 42 internal faces and to lay respectively at the maybe not shock abrasion district 423 of two opposition sides of this shock depressed area 422, this band shape concave regions 421.
As shown in the above description, by described first contacting part 514 of roller 511 outer circumferential faces and the design of non-contact portion 515, regional extent limit by described the first roller 511 with these fin 42 internal face abrasion, see through again the not shock abrasion district 423 that the described second roller 521 outer circumferential faces rollings of being replaced are contacted with these fin 42 internal faces, this gear hobbing cam gear can be operated at transmission accuracy in unaffected lower continuation, reach this cam 4 and can be used for the second time the effect increasing the service life.
It is worth mentioning that, the circumferential profile of the rolling bearing 523 of above-mentioned the second roller 521 is not limited with above-mentioned, can also be following aspect: consult Fig. 6, the outer circumferential face of the rolling bearing 523 of each the second roller 521 defines and forms a non-contact portion 525 that is positioned at centre, and two opposition side that are positioned at this non-contact portion 525 and diameter are greater than the contacting part 524 of the diameter of this non-contact portion 525.To be contrary symmetric design with contacting part 514 and the non-contact portion 515 of the rolling bearing 513 of described the first roller 511 by the contacting part 524 of rolling bearing 523 of described the second roller 521 and the relative position of non-contact portion 525.Therefore, described the second roller 521 that is arranged at these force-output shaft rotary disk 50 peripheries replaced and the fin 42 of this cam 4 drives while rotation, the contacting part 524 of described the second roller 521 is to roll to be respectively resisted against the described abrasion district 423 of not clashing into of these fin 42 internal faces, make the transmission accuracy of this gear hobbing cam gear not maybe affected this shock depressed area 422 by this band shape abrasion district 421, reach this cam 4 and can be used for the second time the effect increasing the service life.
In addition, the circumferential profile of the rolling bearing 513,523 of each first, second roller 511,521 is not limited with above-mentioned, can also be following aspect: consult Fig. 7, the outer circumferential face of each the first roller 511 defines and forms the non-contact portion 515 of this force-output shaft rotary disk 50 of vicinity, and a contacting part 514 that is greater than the diameter of this non-contact portion 515 away from this force-output shaft rotary disk 50 and diameter.Consult Fig. 8, the outer circumferential face of the rolling bearing 523 of each the second roller 521 defines the non-contact portion 525 that forms the contacting part 524 of this force-output shaft rotary disk 50 of vicinity and and be smaller than away from this force-output shaft rotary disk 50 and diameter the diameter of this contacting part 524.To be contrary symmetric design with contacting part 514 and the non-contact portion 515 of the rolling bearing 513 of described the first roller 511 by the contacting part 524 of rolling bearing 523 of described the second roller 521 and the relative position of non-contact portion 525.Therefore, these second rollers 521 that are arranged at these force-output shaft rotary disk 50 peripheries replaced and the fin 42 of this cam 4 drives while rotation, the contacting part 524 of described the second roller 521 is to roll to be resisted against the not shock abrasion district 423 of these fin 42 internal faces, make the transmission accuracy of this gear hobbing cam gear not maybe affected this shock depressed area 422 by this band shape abrasion district 421, reach this cam 4 and can be used for the second time the effect increasing the service life.
It will be further appreciated that, collide or meet with other shock accidents and clash into power when comparatively serious energetically when board has, form and clash into depressed area 422 except making the rolling bearing 513 of described the first roller 511 clash into these fin 42 internal faces, described rolling bearing 513 also can be pushed described axis hole 501 by its axostylus axostyle 512 being pivoted of interlock simultaneously, make described axis hole 501 produce enlargement deformation, and cannot set position for the axostylus axostyle of described the first roller 511 512 axles, and also cannot continue to set position for axostylus axostyle 522 axles of described the second roller 521 on replacing.
In order to address the above problem, consult Fig. 9, the force-output shaft rotary disk 50 of this force-output shaft rotary disk group 5 also can be processed and have several reserved axis holes 502 that are formed at outer circumferential face and lay respectively at 501 of every two adjacent axis holes.Described reserved axis hole 502 can be established for axostylus axostyle 512,522 axles of first, second roller 511,521 described in this respectively.Thus, by these second rollers 521 in follow-up replacement respectively correspondence be arranged on described reserved axis hole 502, make the transmission accuracy of this gear hobbing cam gear using for the second time not affected by these axis hole 501 distortion institutes.
Through as shown in the above description, the first embodiment of the utility model gear hobbing cam gear, by being arranged alternately in first of these force-output shaft rotary disk 50 peripheries, the second set of rollers 51, 52 rolling bearing 513, the concavo-convex variation of difference of 523 outer circumferential faces or be mutually antisymmetric profile design, contact at fin 42 internal faces of this cam 4 and 513 rollings of the rolling bearing of described the first roller 511, also or producing to clash into causes when depressions wearing and tearing, whole group of gear hobbing cam gear removal need not be replaced, only need described the first roller 511 removals to replace with described the second roller 521 respectively, can not affect under transmission accuracy, maintain the normal operation of this gear hobbing cam gear.Therefore, only to carry out the replacement of described first, second roller 511,521 that manufacture cost is lower, extend force-output shaft rotary disk 50 that manufacture cost is higher and the working life of cam 4, change this into thereby effectively reduce eliminating of this gear hobbing cam gear.More preferably, the utility model coordinates the described reserved axis hole 502 forming on this force-output shaft rotary disk 50 again, more can assist the effect that reaches above-mentioned.
Consult Figure 10, one second embodiment of the utility model gear hobbing cam gear, be applicable to a CNC index plate (not shown), this the second embodiment's assembly is same as this first embodiment haply, there is respectively a cam 4 and a force-output shaft rotary disk group 5, difference place be only both this cams 4 and the element shapes size of this force-output shaft rotary disk group 5 different, can be applied in different devices respectively, thereby reach effect of identical rotary drive.
Consult Figure 11, more preferably, the force-output shaft rotary disk 50 of this force-output shaft rotary disk group 5 also can be processed and have several reserved axis holes 502 that are formed at outer circumferential face and lay respectively at 501 of every two adjacent axis holes.Whereby, by described the second roller 521 in follow-up replacement respectively correspondence be arranged on described reserved axis hole 502, reach force-output shaft rotary disk 50 and can be used for the second time the effect increasing the service life.
Through as shown in the above description, this second embodiment also has effect identical with this first embodiment.
Consult Figure 12, one the 3rd embodiment of the utility model gear hobbing cam gear, be applicable to a CNC self-feeding index plate (not shown), the 3rd embodiment's assembly is same as this first embodiment haply, there is respectively a cam 4 and a force-output shaft rotary disk group 5, difference place be only both this cams 4 and the element shapes size of this force-output shaft rotary disk group 5 different, can be applied in different devices respectively, thereby reach effect of identical rotary drive.
Preferably, consult Figure 13, the force-output shaft rotary disk group 5 of the present embodiment also comprises a force-output shaft rotary disk 50 that has several intervals and be formed at the reserved axis hole 502 of outer circumferential face.Described reserved axis hole 502 along this force-output shaft rotary disk 50 axially respectively with coaxial being arranged side by side of described axis hole 501.Whereby, by described the second roller 521 in follow-up replacement respectively correspondence be arranged on described reserved axis hole 502, reach force-output shaft rotary disk 50 and can be used for the second time the effect increasing the service life.It is worth mentioning that, described force-output shaft rotary disk 50 also can be formed in one.
Through as shown in the above description, the 3rd embodiment also has effect identical with this first embodiment.
Only as described above, it is only the preferred embodiment of the utility model, when not limiting with this scope of the utility model enforcement, the simple equivalence of generally being done according to the utility model claim scope and patent specification content changes and modifies, and all still belongs in the scope that the utility model patent contains.
Claims (10)
1. a force-output shaft rotary disk group, is characterized in that: this force-output shaft rotary disk group comprises: a force-output shaft rotary disk, and first set of rollers, and this force-output shaft rotary disk comprises that a body and several interval are formed at the axis hole of this body outer circumferential face; This first set of rollers comprises several the first rollers that are installed in respectively described axis hole, each the first roller has an axostylus axostyle that is located in axis hole, and one be hubbed at this axostylus axostyle and expose the rolling bearing outside this force-output shaft rotary disk, the rolling bearing outer circumferential face of each the first roller defines a contacting part that is positioned at centre, and two two opposition sides that lay respectively at this contacting part and diameter are smaller than the non-contact portion of the diameter of this contacting part.
2. force-output shaft rotary disk group according to claim 1, it is characterized in that: this force-output shaft rotary disk also comprises several reserved axis holes, described reserved axis hole is formed at this body outer circumferential face and lays respectively between every two adjacent axis holes, and can establish for the axostylus axostyle axle of described the first roller respectively.
3. force-output shaft rotary disk group according to claim 1, it is characterized in that: this force-output shaft rotary disk also comprises several reserved axis holes, described reserved axis hole is formed at this body outer circumferential face and along being axially arranged side by side with described axis hole respectively of this force-output shaft rotary disk, and can establish for the axostylus axostyle axle of described the first roller respectively.
4. force-output shaft rotary disk group according to claim 1, it is characterized in that: this force-output shaft rotary disk group also comprises the second set of rollers of replaceable this first set of rollers, this second set of rollers has several the second rollers that are installed in described axis hole, each the second roller has an axostylus axostyle that can be located in axis hole, and one be hubbed at this axostylus axostyle and expose the rolling bearing outside this force-output shaft rotary disk, the rolling bearing outer circumferential face of each the second roller is around cylindrical.
5. force-output shaft rotary disk group according to claim 2, it is characterized in that: this force-output shaft rotary disk group also comprises the second set of rollers of replaceable this first set of rollers, this second set of rollers has several the second rollers that are installed in described reserved axis hole, each the second roller has an axostylus axostyle that can be located in reserved axis hole, and one be hubbed at this axostylus axostyle and expose the rolling bearing outside this force-output shaft rotary disk, the rolling bearing outer circumferential face of each the second roller is around cylindrical.
6. force-output shaft rotary disk group according to claim 3, it is characterized in that: this force-output shaft rotary disk group also comprises the second set of rollers of replaceable this first set of rollers, this second set of rollers has several the second rollers that are installed in described reserved axis hole, each the second roller has an axostylus axostyle that can be located in reserved axis hole, and one be hubbed at this axostylus axostyle and expose the rolling bearing outside this force-output shaft rotary disk, the rolling bearing outer circumferential face of each the second roller is around cylindrical.
7. force-output shaft rotary disk group according to claim 1, it is characterized in that: this force-output shaft rotary disk group also comprises the second set of rollers of replaceable this first set of rollers, this second set of rollers has several the second rollers that are installed in described axis hole, each the second roller has an axostylus axostyle that can be located in axis hole, and one be hubbed at this axostylus axostyle and expose the rolling bearing outside this force-output shaft rotary disk, the outer circumferential face of the rolling bearing of each the second roller defines a non-contact portion that is positioned at centre, and two two opposition sides that lay respectively at this non-contact portion and diameter are greater than the contacting part of the diameter of this non-contact portion.
8. force-output shaft rotary disk group according to claim 2, it is characterized in that: this force-output shaft rotary disk group also comprises the second set of rollers of replaceable this first set of rollers, this second set of rollers has several the second rollers that are installed in described reserved axis hole, each the second roller has an axostylus axostyle that can be located in reserved axis hole, and one be hubbed at this axostylus axostyle and expose the rolling bearing outside this force-output shaft rotary disk, the rolling bearing outer circumferential face of each the second roller defines a non-contact portion that is positioned at centre, and two two opposition sides that lay respectively at this non-contact portion and diameter are greater than the contacting part of the diameter of this non-contact portion.
9. force-output shaft rotary disk group according to claim 3, it is characterized in that: this force-output shaft rotary disk group also comprises the second set of rollers of replaceable this first set of rollers, this second set of rollers has several the second rollers that are installed in described reserved axis hole, each the second roller has an axostylus axostyle that can be located in reserved axis hole, and one be hubbed at this axostylus axostyle and expose the rolling bearing outside this force-output shaft rotary disk, the rolling bearing outer circumferential face of each the second roller defines a non-contact portion that is positioned at centre, and two two opposition sides that lay respectively at this non-contact portion and diameter are greater than the contacting part of the diameter of this non-contact portion.
10. a gear hobbing cam gear, it is characterized in that: this gear hobbing cam gear comprises a cam and one according to the force-output shaft rotary disk group described in any one in claim 1 to 9, this cam comprises a body, and one along axial curve around the fin that is arranged at this body outer circumferential face, this fin match with this body define form a groove; This force-output shaft rotary disk group and this cam are connected with group, this force-output shaft rotary disk and this cam axially different, and described the first roller wherein at least one rolling bearing be to be located in the groove of this cam; Wherein, in the time of this cam rotation, the fin of this cam is along moving axially, make the contacting part that is located in the rolling bearing in this groove rollably be resisted against this fin internal face, and then be subject to this fin and pass, to drive this force-output shaft rotary disk rotation, in this process, described rolling bearing is along with this force-output shaft rotary disk rotation sequentially cyclically enters the groove of this cam and passed by the fin rotation of this cam, and this force-output shaft rotary disk group of the sustainable driving of this cam is rotated until this cam stops the rotation whereby.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420246632.1U CN203939949U (en) | 2014-05-14 | 2014-05-14 | Force-output shaft rotary disk group and gear hobbing cam gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420246632.1U CN203939949U (en) | 2014-05-14 | 2014-05-14 | Force-output shaft rotary disk group and gear hobbing cam gear |
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| Publication Number | Publication Date |
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| CN203939949U true CN203939949U (en) | 2014-11-12 |
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| CN201420246632.1U Expired - Fee Related CN203939949U (en) | 2014-05-14 | 2014-05-14 | Force-output shaft rotary disk group and gear hobbing cam gear |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105041977A (en) * | 2015-08-21 | 2015-11-11 | 台州市凹凸传动部件有限公司 | Cam of cam indexer |
-
2014
- 2014-05-14 CN CN201420246632.1U patent/CN203939949U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105041977A (en) * | 2015-08-21 | 2015-11-11 | 台州市凹凸传动部件有限公司 | Cam of cam indexer |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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