CN205226117U - Inside and outside tooth coupling - Google Patents

Inside and outside tooth coupling Download PDF

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Publication number
CN205226117U
CN205226117U CN201521009455.6U CN201521009455U CN205226117U CN 205226117 U CN205226117 U CN 205226117U CN 201521009455 U CN201521009455 U CN 201521009455U CN 205226117 U CN205226117 U CN 205226117U
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China
Prior art keywords
internal tooth
tooth casing
external gear
tensioner
tension ring
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CN201521009455.6U
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Chinese (zh)
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夏向阳
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Jiangsu Shinri Heavy Industry Science & Technology Co Ltd
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Jiangsu Shinri Heavy Industry Science & Technology Co Ltd
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Abstract

The utility model discloses an inside and outside tooth coupling, it includes: first internal tooth cover, second internal tooth cover, the external gear, a tip and the meshing of first internal tooth cover of external gear are connected, another tip and the meshing of second internal tooth cover of external gear are connected, the first tight coupling mechanism that rises, the first tight coupling mechanism that rises connects between the first internal tooth cover and the primary shaft to rise by the first internal tooth cover and the primary shaft through the first tight coupling mechanism that rises tightly forms rigidity whole together, the second tight coupling mechanism that rises, the second rises by the connection of tight coupling mechanism between second internal tooth cover and secondary shaft to rising through the second, tight coupling mechanism overlaps the second internal tooth and the secondary shaft rises tightly forms the rigidity wholly together. The utility model discloses the moment of torsion not only can be transmitted better, the moment of torsion maxmizingization of transmission is made moreover to improve transmission efficiency.

Description

Inside and outside gear coupling
Technical field
The utility model relates to a kind of inside and outside gear coupling, belongs to coupling technical field.
Background technique
At present, main following two kinds of the coupling of prior art:
1, steel flexible sheet coupling: utilize steel flexible sheet to ensure that transmitting torque has centering capacity that is radial and angle simultaneously, larger moment of torsion can be transmitted, but core component steel flexible sheet easily ruptures, and connecting bolt is easily sheared fracture.
2, quincunx elastomer coupling: utilize quincunx elastomer to ensure that transmitting torque has centering capacity that is radial and angle simultaneously, yielding but gap is little, low, the quincunx elastomer of transmitting torque compared by other form coupling of the high same size of precision.
Summary of the invention
Technical problem to be solved in the utility model is the defect overcoming prior art, provides a kind of inside and outside gear coupling, and it can not only transmitting torque better, and makes the moment of torsion of transmission reach maximization, thus improves transmission efficiency.
In order to solve the problems of the technologies described above, the technical solution of the utility model is: a kind of inside and outside gear coupling, and it comprises:
First internal tooth casing;
Second internal tooth casing;
External gear, an end and first internal tooth casing of described external gear are connected with a joggle, and the other end and second internal tooth casing of described external gear are connected with a joggle;
First tensioner bindiny mechanism, described first tensioner bindiny mechanism is connected between the first internal tooth casing and the first axle, the first internal tooth casing is formed rigid unitary together with the first axle tensioner by the first tensioner bindiny mechanism;
Second tensioner bindiny mechanism, described second tensioner bindiny mechanism is connected between the second internal tooth casing and the second axle, the second internal tooth casing is formed rigid unitary together with the second axle tensioner by the second tensioner bindiny mechanism.
Further in order to improve coupling at centering capacity that is radial and angle, reduce coupling to the impact in main transmission spring bearing life-span, reduce the working axiality required precision to main transmission mounting hole system, the teeth portion profile that described external gear is connected with a joggle with the first internal tooth casing cover is drum type tooth, and the teeth portion profile that described external gear is connected with a joggle with the second internal tooth casing cover is also drum type tooth.
Conveniently process further, the position that described first internal tooth casing is connected with a joggle with external gear is straight-tooth, and the position that described second internal tooth casing is connected with a joggle with external gear is straight-tooth.
Further in order to improve coupling better at centering capacity that is radial and angle, between described first internal tooth casing and the relative end face of the second internal tooth casing, leave correction self-regulation gap a.
Further, described correction self-regulation gap a is 1mm.
Further in order to make coupling possess central water outlet ability, reach good cooling effect, the first cooling passage is provided with in described first axle, the second cooling passage is provided with in described second axle, be provided with cooling liquid cavity in described external gear, and the first cooling passage, cooling liquid cavity are communicated with formation cooling passage with the second cooling passage.
Further, inside and outside gear coupling also comprises central water outlet cooling mechanism, described central water outlet cooling mechanism comprises the first coupling shaft and the second coupling shaft, the two ends of the first coupling shaft are connected with the first axle and external gear respectively, and be provided with the first linking through hole in described first coupling shaft, first two ends being connected through hole are connected with cooling liquid cavity with the first cooling passage respectively, the two ends of the second coupling shaft are connected with the second axle and external gear respectively, and be provided with the second linking through hole in described second coupling shaft, described second two ends being connected through hole are connected with the second cooling passage with cooling liquid cavity respectively.
Further for the ease of to the lubrication of coupling and enable coupling also can normally use in vertical state, also be provided with the lubrication filling lubricant medium in described first internal tooth casing, the second internal tooth casing and external gear and store chamber, so that lubrication stores chamber external gear wheel and the mate of the first internal tooth casing and the mate of external gear and the second internal tooth casing provide lubricant medium.
Further in order to lubricant medium of conveniently annotating when can ensure corrective maintenance, described first internal tooth casing or the second internal tooth casing have lubricant medium filler, and lubricant medium filler stores chamber and is connected with described lubrication.
Further, described first tensioner bindiny mechanism comprises tension ring in first, the first outer tension ring and the first tensioner screw, in first, tension ring contacts with the first Axial and radial, first outer tension ring contacts with the first internal tooth casing radial direction, tension ring and the first outer tension ring taper-face contact in first, the first tensioner screw passes in first and is screwed on the first outer tension ring after tension ring; Described second tensioner bindiny mechanism comprises tension ring in second, the second outer tension ring and the second tensioner screw, in second, tension ring contacts with the second Axial and radial, second outer tension ring contacts with the second internal tooth casing radial direction, tension ring and the second outer tension ring taper-face contact in second, the second tensioner screw passes in second and is screwed on the second outer tension ring after tension ring.
After have employed technique scheme, it is large that this inside and outside gear coupling has transmitting torque, failure rate is low, long service life, has very strong radial direction, angle, axial centering capacity, with lubricating structure, possess central water outlet function, the plurality of advantages such as can to use under horizontal or vertical arbitrary operating mode.This coupling can the flexible sheet coupling of effective substituting import one, improves the lathe nonfailure operating time, has very good market prospects.
Accompanying drawing explanation
Fig. 1 is the structural representation of inside and outside gear coupling of the present utility model;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the B-B sectional view of Fig. 1.
Embodiment
In order to make content of the present utility model more easily be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail.
As shown in Figures 1 to 3, a kind of inside and outside gear coupling, it comprises:
First internal tooth casing 21;
Second internal tooth casing 31;
External gear 51, an end and first internal tooth casing 21 of described external gear 51 are connected with a joggle, and the other end and second internal tooth casing 31 of described external gear 51 are connected with a joggle;
First tensioner bindiny mechanism 1, described first tensioner bindiny mechanism 1 is connected between the first internal tooth casing 21 and the first axle 7, first internal tooth casing 21 is formed rigid unitary together with the first axle 7 tensioner by the first tensioner bindiny mechanism 1;
Second tensioner bindiny mechanism 4, described second tensioner bindiny mechanism 4 is connected between the second internal tooth casing 31 and the second axle 8, second internal tooth casing 31 is formed rigid unitary together with the second axle 8 tensioner by the second tensioner bindiny mechanism 4.
Conveniently state, be input as example with power from right side shown in Fig. 2 here, the second axle 8 is power input shaft and driving shaft, and first axle 7 in left side is driven shaft, and during practice, this coupling does not have direction to limit, and power inputs from left and right either direction.Coupling forms rigid unitary driving shaft by the second tensioner bindiny mechanism 4 together with the second internal tooth casing 31 tensioner as shown in Figure 1, thus moment of torsion is delivered on the second internal tooth casing 31, second internal tooth casing 31 and external gear 51 are delivered to moment of torsion on external gear 51 by internal-external gear, external gear 51 and the first internal tooth casing 21 are delivered to moment of torsion on the first internal tooth casing 21 by internal-external gear, first tensioner bindiny mechanism 1 forms rigid unitary driven shaft together with the first internal tooth casing 21 tensioner, thus moment of torsion is delivered on driven shaft, owing to adopting interior external tooth type structure, multiple gear tooth participates in transmitting torque, therefore transmitting torque is compared with other form coupling of same specification maximum, and have employed the first tensioner bindiny mechanism 1 and the second tensioner bindiny mechanism 4 can transmitting torque effectively.
As shown in Figure 2, described external gear 51 overlaps the 21 teeth portion profiles be connected with a joggle with the first internal tooth casing be drum type tooth, and described external gear 51 overlaps the 31 teeth portion profiles be connected with a joggle with the second internal tooth casing be drum type tooth.When there is the alignment error of radial and angle, drum type profile of tooth can effectively avoid the stress of castellated edge to concentrate, and adds continuous lubrication and makes mesh tooth face wearing and tearing minimum, thus extend Coupling Life, improve self application ability, reduce processing and assembling difficulty.
As shown in Figure 3, the position that described first internal tooth casing 21 is connected with a joggle with external gear 51 is straight-tooth, and the position that described second internal tooth casing 31 is connected with a joggle with external gear 51 is straight-tooth.
As shown in Figure 2, correction self-regulation gap a is left between described first internal tooth casing 21 and the relative end face of the second internal tooth casing 31.Described correction self-regulation gap a can be 1mm, but is not limited thereto.It is ensureing the centering capacity possessing radial direction and angle while, has laid in regulated quantity, make coupling have axial centering capacity and self application ability simultaneously after also making coupling operate by thermal stretching.
As shown in Figure 2, the first cooling passage 71 is provided with in described first axle 7, the second cooling passage 81 is provided with in described second axle 8, be provided with cooling liquid cavity 511 in described external gear 51, and the first cooling passage 81, cooling liquid cavity 511 are communicated with formation cooling passage with the second cooling passage 81.
As shown in Figure 2, inside and outside gear coupling also comprises central water outlet cooling mechanism, described central water outlet cooling mechanism comprises the first coupling shaft 61 and the second coupling shaft 64, the two ends of the first coupling shaft 61 are connected with the first axle 7 and external gear 51 respectively, and be provided with the first linking through hole 611 in described first coupling shaft 61, first two ends being connected through hole 611 are connected with cooling liquid cavity 511 with the first cooling passage 71 respectively, the two ends of the second coupling shaft 64 are connected with the second axle 8 and external gear 51 respectively, and be provided with the second linking through hole 641 in described second coupling shaft 64, described second two ends being connected through hole 641 are connected with the second cooling passage 81 with cooling liquid cavity 511 respectively.
The first seal ring 62 on the left of first coupling shaft 61 and between the first axle 7 can ensure effective sealing between the first axle 7 and the first coupling shaft 61; The second seal ring 63 on the right side of first coupling shaft 61 and between external gear 51 can ensure effective sealing between the first coupling shaft 61 and external gear 51; The 3rd seal ring 65 on the left of second coupling shaft 64 and between external gear 51 can ensure effective sealing between the second coupling shaft 64 and external gear 51; The 4th seal ring 66 on the right side of second coupling shaft 64 and between the second axle 8 can ensure effective sealing between the second coupling shaft 64 and the second axle 8, thus make cooling liquid form airtight cooling passage and reliably pass through from the first axle, coupling, the second axle and can not reveal, in order to enhanced leaktightness effect, the first coupling shaft 61, second coupling shaft 64 devises four seal rings respectively.
As shown in Figure 2, the lubrication storage chamber 35 filling lubricant medium is also provided with, so that lubrication stores chamber 35 external gear wheel 51 and the mate of the first internal tooth casing 21 and the mate of external gear 51 and the second internal tooth casing 31 provide lubricant medium in described first internal tooth casing 21, second internal tooth casing 31 and external gear 51.
As shown in Figure 2, described first internal tooth casing 21 or the second internal tooth casing 31 have lubricant medium filler 36, and lubricant medium filler 36 stores chamber 35 and is connected with described lubrication.
As described in Figure 2, the left side of external gear 51 is provided with gland 53 on the left of external gear, the right side of external gear 51 is provided with gland 57 on the right side of external gear, and be also provided with correction self-regulation gap a on the left of external gear between gland 53 and the end face of the first internal tooth casing 21 and on the right side of internal gear between gland 57 and the end face of the second internal tooth casing 31, described correction self-regulation gap a can be 1mm, as shown in Figure 2, end-face seal ring 22 between first internal tooth casing 21 and the relative end face of the second internal tooth casing 31, external gear leftmost outer end-face seal ring 52, external gear left side inner side end seal ring 54, external gear rightmost outer end-face seal ring 56, inner side end seal ring 58 on the right of external gear, stifled 32 actings in conjunction such as part such as grade of grease oil sealing enable lubricant grease effectively be sealed in lubrication storage chamber 35, thus ensure the effectively lubricating of coupling internal-external gear.
As shown in Figure 2, described first tensioner bindiny mechanism 1 comprises tension ring 11, first outer tension ring 13 and the first tensioner screw 14 in first, in first, tension ring 11 contacts with the first axle 7 radial direction, first outer tension ring 13 contacts with the first internal tooth casing 21 radial direction, tension ring 11 and the first outer tension ring 13 taper-face contact in first, the first tensioner screw 14 passes in first and is screwed on the first outer tension ring 13 after tension ring 11; Described second tensioner bindiny mechanism 4 comprises tension ring 41, second outer tension ring 42 and the second tensioner screw 43 in second, in second, tension ring 41 contacts with the second axle 8 radial direction, second outer tension ring 42 contacts with the second internal tooth casing 31 radial direction, tension ring 41 and the second outer tension ring 42 taper-face contact in second, the second tensioner screw 43 passes in second and is screwed on the second outer tension ring 42 after tension ring 41.
Above-described specific embodiment; technical problem, technological scheme and beneficial effect that the utility model solves are further described; be understood that; the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (10)

1. a gear coupling inside and outside, is characterized in that: it comprises:
First internal tooth casing (21);
Second internal tooth casing (31);
External gear (51), an end and first internal tooth casing (21) of described external gear (51) are connected with a joggle, and the other end and second internal tooth casing (31) of described external gear (51) are connected with a joggle;
First tensioner bindiny mechanism (1), described first tensioner bindiny mechanism (1) is connected between the first internal tooth casing (21) and the first axle (7), the first internal tooth casing (21) and the first axle (7) tensioner are formed rigid unitary by the first tensioner bindiny mechanism (1) together;
Second tensioner bindiny mechanism (4), described second tensioner bindiny mechanism (4) is connected between the second internal tooth casing (31) and the second axle (8), the second internal tooth casing (31) and the second axle (8) tensioner are formed rigid unitary by the second tensioner bindiny mechanism (4) together.
2. inside and outside gear coupling according to claim 1, it is characterized in that: the upper teeth portion profile be connected with a joggle with the first internal tooth casing cover (21) of described external gear (51) is drum type tooth, the upper teeth portion profile be connected with a joggle with the second internal tooth casing cover (31) of described external gear (51) is also drum type tooth.
3. inside and outside gear coupling according to claim 1, it is characterized in that: the position that described first internal tooth casing (21) is gone up and external gear (51) is connected with a joggle is straight-tooth, the position that described second internal tooth casing (31) is gone up and external gear (51) is connected with a joggle is straight-tooth.
4. inside and outside gear coupling according to claim 1, is characterized in that: leave correction self-regulation gap a between described first internal tooth casing (21) and the relative end face of the second internal tooth casing (31).
5. inside and outside gear coupling according to claim 4, is characterized in that: described correction self-regulation gap a is 1mm.
6. inside and outside gear coupling according to claim 1, it is characterized in that: in described first axle (7), be provided with the first cooling passage (71), the second cooling passage (81) is provided with in described second axle (8), be provided with cooling liquid cavity (511) in described external gear (51), and the first cooling passage (81), cooling liquid cavity (511) are communicated with formation cooling passage with the second cooling passage (81).
7. inside and outside gear coupling according to claim 6, it is characterized in that: also comprise central water outlet cooling mechanism, described central water outlet cooling mechanism comprises the first coupling shaft (61) and the second coupling shaft (64), the two ends of the first coupling shaft (61) are connected with the first axle (7) and external gear (51) respectively, and be provided with the first linking through hole (611) in described first coupling shaft (61), first two ends being connected through hole (611) are connected with cooling liquid cavity (511) with the first cooling passage (71) respectively, the two ends of the second coupling shaft (64) are connected with the second axle (8) and external gear (51) respectively, and be provided with the second linking through hole (641) in described second coupling shaft (64), described second two ends being connected through hole (641) are connected with the second cooling passage (81) with cooling liquid cavity (511) respectively.
8. inside and outside gear coupling according to claim 1, it is characterized in that: be also provided with the lubrication filling lubricant medium in described first internal tooth casing (21), the second internal tooth casing (31) and external gear (51) and store chamber (35), so that lubrication stores chamber (35) external gear wheel (51) and the mate of the first internal tooth casing (21) and the mate of external gear (51) and the second internal tooth casing (31) provide lubricant medium.
9. inside and outside gear coupling according to claim 8, it is characterized in that: described first internal tooth casing (21) or the second internal tooth casing (31) have lubricant medium filler (36), and lubricant medium filler (36) stores chamber (35) be connected with described lubrication.
10. inside and outside gear coupling according to claim 1, it is characterized in that: described first tensioner bindiny mechanism (1) comprises tension ring in first (11), first outer tension ring (13) and the first tensioner screw (14), in first, tension ring (11) contacts with the first axle (7) radial direction, first outer tension ring (13) contacts with the first internal tooth casing (21) radial direction, tension ring (11) and the first outer tension ring (13) taper-face contact in first, first tensioner screw (14) is through being screwed on the first outer tension ring (13) after tension ring (11) in first, described second tensioner bindiny mechanism (4) comprises tension ring in second (41), the second outer tension ring (42) and the second tensioner screw (43), in second, tension ring (41) contacts with the second axle (8) radial direction, second outer tension ring (42) contacts with the second internal tooth casing (31) radial direction, tension ring (41) and the second outer tension ring (42) taper-face contact in second, the second tensioner screw (43) is screwed on the second outer tension ring (42) through after tension ring (41) in second.
CN201521009455.6U 2015-12-08 2015-12-08 Inside and outside tooth coupling Active CN205226117U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201521009455.6U CN205226117U (en) 2015-12-08 2015-12-08 Inside and outside tooth coupling

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CN205226117U true CN205226117U (en) 2016-05-11

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107387580A (en) * 2017-08-31 2017-11-24 重庆赛力盟电机有限责任公司 One kind rises axle and shaft coupling connecting mode

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107387580A (en) * 2017-08-31 2017-11-24 重庆赛力盟电机有限责任公司 One kind rises axle and shaft coupling connecting mode
CN107387580B (en) * 2017-08-31 2019-09-06 重庆赛力盟电机有限责任公司 One kind rises axis and shaft coupling coupling structure

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