CN204852216U - Awl tooth swing speed change gear - Google Patents
Awl tooth swing speed change gear Download PDFInfo
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- CN204852216U CN204852216U CN201520186626.6U CN201520186626U CN204852216U CN 204852216 U CN204852216 U CN 204852216U CN 201520186626 U CN201520186626 U CN 201520186626U CN 204852216 U CN204852216 U CN 204852216U
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Abstract
The utility model provides an awl tooth swing speed change gear, the device includes the organism, it includes the main casing body and awl increment lid, the awl increment is covered and is equipped with the circular cone tooth, the transmission shaft, its axle center coincidence that includes first transmission shaft and secondary drive axle, first transmission shaft and secondary drive axle, take turns partially to one side, it is epaxial that it is fixed in secondary drive, awl tooth balance, it is fixed and is taking turns to partially to one side, and awl tooth balance meshes with awl increment lid mutually, the poor gear ratio that covers with the awl increment of the number of teeth of awl tooth balance and awl increment lid constitutes this speed change mechanism's drive ratio, stir the piece, it is located on the awl tooth balance, rotate the measured time to one side partially when the secondary drive spindle drive, drive awl tooth balance and do the meshing roll on the awl tooth of awl increment lid, form circular cone swing and pivoted compound movement to rotate it and rotate through stirring a first transmission shaft of drive. The the device high transmission efficiency when that changes speed, simple structure, easily production and processing, low in production cost, the use is extensive.
Description
[technical field]
The utility model relates to gear, particularly relates to a kind of cone tooth realizing single-stage vast scale speed change and swings speed change gear.
[background technique]
In mechanical field, widely use various gear, comprise speed increasing mechanism and reducing gear, for increasing the rotating speed with the output of reduction machinery.Traditional large gear ratio mechanism mainly comprises multi-stage planetary gear gear, harmonic gear gear, worm and gear gear, eccentric cycloid gear etc., these gears have different structural features, all can realize speed changing function, but also there is its respective narrow limitation.Wherein, the defect of epicyclic transmission is that volume is large, Heavy Weight, complex structure, and cost of production is high; The transmission efficiency of worm and gear gear is low, and it can only be used for reducing gear, and processing difficulties; Harmonic gear gear need use special material manufacture, processing difficulties, and cost of production is high; The complex structure of eccentric cycloid gear, single-stage gear ratio is relatively little.Therefore, develop a kind of gear ratio that can improve gear, and structure is simple, transmission efficiency is high, is easy to produce and processing, and the gear that cost of production is low just becomes a kind of objective demand.
[summary of the invention]
The utility model is intended to solve the problem, and when transmission efficiency is high to provide a kind of speed change, and structure is simple, is easy to produce and processing, and cost of production is low, and broad-spectrum cone tooth swings speed change gear.
For achieving the above object, the utility model provides a kind of cone tooth to swing speed change gear, and this mechanism comprises:
Body, it comprises main casing and cone increment lid, and the side of described cone increment lid is provided with circular cone tooth;
Transmission shaft, it comprises the first transmission shaft and second driving shaft, the axis coinciding of this first transmission shaft and second driving shaft, the first transmission shaft is supported on main casing by clutch shaft bearing, and second driving shaft is supported on cone increment lid and the first transmission shaft by the second bearing, the 3rd bearing;
Tiltedly partially take turns, it is fixed on second driving shaft;
Cone tooth escapement, it is fixed on described tiltedly inclined wheel by the 4th bearing, and described cone tooth escapement is meshed with described cone increment lid;
Described cone tooth escapement forms the velocity ratio of this gear with the number of teeth difference of cone increment lid and the gear ratio of cone increment lid;
Multiple shifting part, it is located at the described cone tooth escapement one side contrary with its cone tooth; And
When tiltedly wheel rotates partially in described second driving shaft driving, drive described cone tooth escapement to make engagement rolling on the cone tooth of boring increment lid, form circular cone and swing and the compound motion rotated, and rotated through described first drive axis of described shifting part driving.
The shaft shoulder is provided with in one end of described first transmission shaft, the center of this shaft shoulder is provided with the 3rd bearing hole of installing the 3rd bearing, multiple groove for shifting part insertion or hole is provided with at the edge near the shaft shoulder, the diameter in this groove or hole is greater than the diameter of described shifting part, forms the activity cooperation that shifting part can enter and throw off.
Described cone increment lid is tabular body, and its center is provided with the second bearing hole, and its side relative with described main casing is provided with circular cone tooth.
Tiltedly wheel is fixed on the middle part of described second driving shaft by its axis hole partially, tiltedly partially the outer peripheral surface of wheel centerline dip and intersect at the central axis of the first transmission shaft and second driving shaft, it is described that tiltedly the center line of wheel and the intersection point of the central axis of described first transmission shaft and second driving shaft are positioned at described cone increment lid and the intersection point of cone tooth reticule of boring tooth escapement partially.
The center of cone tooth escapement is provided with the 4th bearing hole, the side that cone tooth escapement is relative with described cone increment lid is provided with circular cone tooth, described cone tooth escapement intersects at a point with the cone tooth reticule of cone increment lid, the opposite side proximal edge place of cone tooth escapement is provided with multiple shifting part, one end that shifting part contacts with the groove on the described first transmission shaft shaft shoulder is cylindrical or conical, and described cone increment lid intersects at a point with the cone tooth reticule of cone tooth escapement.
Shifting part is finger, moving tooth or group key, described finger, moving tooth or group key are fixed in the hole on cone tooth escapement or are integrally formed at the side surface of cone tooth escapement, correspond, groove on the shaft shoulder of described first transmission shaft or hole are respectively pin-and-hole, teeth groove or keyway, and the size of this pin-and-hole, teeth groove or keyway is greater than described finger, moving tooth or dials the size of key.
In another program of the present utility model, this cone tooth swings speed change gear and comprises:
Body, it comprises main casing and end cap;
Transmission shaft, it comprises the first transmission shaft and second driving shaft, the axis coinciding of this first transmission shaft and second driving shaft, first transmission shaft is provided with the shaft shoulder, the side of the shaft shoulder is provided with circular cone tooth, this first transmission shaft is supported on main casing by clutch shaft bearing, and second driving shaft is supported on end cap and the first transmission shaft by the second bearing, the 3rd bearing;
Tiltedly partially take turns, it is fixed on second driving shaft;
Cone tooth escapement, it is fixed on described tiltedly inclined wheel by the 4th bearing, and described cone tooth escapement is meshed with described first transmission shaft circular cone tooth;
Number of teeth difference and the cone tooth escapement gear ratio of described cone tooth escapement and the first transmission shaft circular cone tooth form the velocity ratio of this gear;
Multiple shifting part, it is located at the described cone tooth escapement one side contrary with its cone tooth; And
When described second driving shaft drives tiltedly wheel rotation partially, drive described cone tooth escapement to make circular cone and swing, and drive the first drive axis by it with the first engaging of transmission shaft circular cone tooth.
The 3rd bearing hole of installing the 3rd bearing is provided with at the center of the shaft shoulder of described first transmission shaft.
The center of described end cap is provided with the second bearing hole, and end cap keeps to the side and is provided with multiple groove for shifting part insertion or hole, the diameter in this groove or hole is greater than the diameter of described shifting part.
Tiltedly wheel is fixed on the middle part of described second driving shaft by its axis hole partially, tiltedly partially the outer peripheral surface of wheel centerline dip and intersect at the central axis of the first transmission shaft and second driving shaft, described tiltedly partially the intersection point of the center line of wheel and the central axis of described first transmission shaft and second driving shaft be positioned at the intersection point of the cone tooth reticule of described cone tooth escapement and the first transmission shaft circular cone tooth.
The center of cone tooth escapement is provided with the 4th bearing hole, the side that cone tooth escapement is relative with the shaft shoulder of described first transmission shaft is provided with circular cone tooth, the cone tooth reticule of the circular cone tooth of the shaft shoulder of described cone tooth escapement and the first transmission shaft intersects at a point, the opposite side proximal edge place of cone tooth escapement is provided with multiple axial shifting part, and the cone tooth reticule of the circular cone tooth of the shaft shoulder of described cone tooth escapement and the first transmission shaft intersects at a point.
Shifting part is finger, moving tooth or group key, described finger, moving tooth or group key are fixed in the hole on cone tooth escapement or are integrally formed at the side surface of cone tooth escapement, correspond, groove on described end cap or hole are respectively pin-and-hole, teeth groove or keyway, and the size of this pin-and-hole, teeth groove or keyway is greater than described finger, moving tooth or dials the size of key.
Described shifting part can exchange with the setting position in the groove inserted for shifting part or hole.
Contribution of the present utility model is, it efficiently solves, and existing gear gear ratio is little, and transmission efficiency is low, and volume is large, the problem such as structure and processed complex.The velocity ratio of gear of the present utility model determined with the gear ratio of cone increment lid by boring the number of teeth difference of tooth escapement with cone increment lid, therefore, significantly can improve the velocity ratio of gear by changing this ratio, and significantly can improve the transmission efficiency of gear.The utility model is by arranging cone tooth escapement and the engagement rolling structure of boring increment lid, form circular cone to swing and the compound motion rotated, and rotated through described first drive axis of shifting part driving, the big speed ratio achieving speed change gear of the present utility model exports.The utility model compact structure, compact, be easy to produce and processing, cost of production is low, has a wide range of applications in mechanical transmission fields.
[accompanying drawing explanation]
Fig. 1 is the overall structure sectional view of embodiment 1 of the present utility model.
Fig. 2 A is the cone increment lid right elevation in Fig. 1.
Fig. 2 B is the sectional view of Fig. 2 A.
Fig. 3 A is the right elevation of main casing in Fig. 1.
Fig. 3 B is the sectional view of Fig. 3 A.
Fig. 4 A is the left view of tiltedly partially taking turns in Fig. 1.
Fig. 4 B is the sectional view of Fig. 4 A.
Fig. 5 A is the right elevation that Fig. 1 bores tooth escapement.
Fig. 5 B is the sectional view of Fig. 5 A.
Fig. 6 is the sectional view of the first transmission shaft in Fig. 1.
Fig. 7 is the overall structure sectional view of embodiment 2 of the present utility model.
Fig. 8 A is end cap right elevation in Fig. 7.
Fig. 8 B is the sectional view of Fig. 8 A.
Fig. 9 is the sectional view of the first transmission shaft in Fig. 7.
[embodiment]
The following example is to further explanation of the present utility model and explanation, does not constitute any limitation the utility model.
Embodiment 1
As shown in Fig. 1 ~ Fig. 6, cone tooth of the present utility model swings speed change gear and comprises body 10, transmission shaft 20, tiltedly inclined wheel 30, cone tooth escapement 40 and shifting part 50.
As shown in Figure 1, Figure 2 shown in A, Fig. 2 B, described body 10 comprises main casing 11 and cone increment lid 12, and wherein, main casing 11 is the uncovered hollow disc shape housing in side, and the heart is provided with clutch shaft bearing hole 111 wherein, for installing clutch shaft bearing 23.Described cone increment lid 12 is tabular bodys corresponding with main casing 11 shape, and cone increment lid 12 center is provided with the second bearing hole 121, for installing the second bearing 24.The surface, proximal edge place of the side that cone increment lid 12 is relative with described main casing 11 is provided with circular cone tooth, and the circular cone tooth on this cone increment lid 12 is fixing tooth.This cone increment lid 12 is with screw and main casing 11 is involutory connects as one.
As shown in Figure 1, be provided with transmission shaft 20 in body 10, this transmission shaft 20 comprises the first transmission shaft 21 and second driving shaft 22, the axis coinciding of this first transmission shaft 21 and second driving shaft 22.In the clutch shaft bearing hole 111 of main casing built with clutch shaft bearing 23, the first transmission shaft 21 is supported on main casing 11 by clutch shaft bearing 23, and its one end is stretched out outside main casing 11.The second bearing hole 121 at cone increment lid 12 center is built with the second bearing 24.As Fig. 1, Fig. 6, one end relative with second driving shaft 22 on the first transmission shaft is provided with the discoid shaft shoulder 211, leaves running clearance between itself and main casing 11.The center of this shaft shoulder 211 is provided with the 3rd bearing hole the 2111, three bearing hole 2111 of installing the 3rd bearing built with the 3rd bearing 25.On the shaft shoulder, side relative to second driving shaft 22 is provided with multiple cylindrical pin hole 2112 near the edge of the shaft shoulder 211, and for insertion and the disengagement of shifting part 50, the diameter of this pin-and-hole 2112 is greater than the diameter of described shifting part 50.Described pin-and-hole 2112 also can be conical pin-and-hole.The diameter of described second driving shaft 22 is less than the first transmission shaft 21, and it is coaxially installed in the other end of the first transmission shaft 21.The second bearing hole 121, second bearing hole 121 is provided with built with the second bearing 24 at cone increment lid 12 center.The 3rd bearing hole the 2111, three bearing hole 2111 is provided with built with the 3rd bearing 25 at the center of the shaft shoulder 211.Described second driving shaft 22 is supported on cone increment lid 12 and the first transmission shaft 21 by the second bearing 24, the 3rd bearing 25, and one end of second driving shaft 22 is stretched out outside cone increment lid 12.In the present embodiment, described second driving shaft 22 can be connected on the rotating driving device such as motor, belt pulley.
As shown in Fig. 1, Fig. 4 A, Fig. 4 B, be fixed with tiltedly partially wheel 30 at the middle part of described second driving shaft 22, this oblique Pian Lun 30 center is provided with axis hole 34, and tiltedly wheel 30 is sheathed and be fixed on second driving shaft 22 by its axis hole 34 partially.This is tiltedly partially taken turns 30 and is inclined to set, the centerline dip of its outer peripheral surface also intersects at the central axis of the first transmission shaft 21 and second driving shaft 22, this tiltedly partially intersection point of centre line L 2 and described first transmission shaft 21 of wheel 30 and the central axis L1 of second driving shaft 22 be positioned at the intersection point of described cone increment lid 12 and the cone tooth reticule L3 of cone tooth escapement 40.The step 31 of evagination is provided with, for limiting moving axially of the 4th bearing 26 at an end margin of tiltedly partially taking turns 30.The outer peripheral surface of tiltedly partially taking turns 30 the other ends is provided with the snap ring groove 33 of installing snap ring 32.
As shown in Fig. 1, Fig. 5 A, Fig. 5 B, cone tooth escapement 40 is fixed with described tiltedly partially wheel on 30, the center of this cone tooth escapement 40 is provided with the 4th bearing hole 41, the side that cone tooth escapement 40 is relative with described cone increment lid 12 is circumferentially provided with circular cone tooth, the step 42 being provided with evagination by cone tooth one end margin of cone tooth escapement 40, for limiting moving axially of the 4th bearing 26.The outer peripheral surface of cone tooth escapement 40 the other end is provided with the snap ring groove 43 of installing snap ring 32.Boring the 4th bearing hole 41 of tooth escapement 40 built with the 4th bearing 26, 4th bearing 26 is equipped with snap ring 32, snap ring 32 embeds in the snap ring groove 33 of tiltedly wheel 30 partially and the snap ring groove 43 of cone tooth escapement 40 respectively, make the two ends of the 4th bearing 26 respectively by snap ring 32, tiltedly partially take turns the step 31 on 30, cone tooth escapement 40 is topped bar 42 spacing fixing, and make cone tooth escapement 40 be fixed on described tiltedly partially wheel on 30 by the 4th bearing 26, as shown in Figure 1, described cone tooth escapement 40 is meshed with described cone increment lid 12, cone tooth escapement 40 intersects at a point with the cone tooth reticule of cone increment lid 12.
As shown in Figure 1, the opposite side proximal edge place of cone tooth escapement 40 is provided with multiple shifting part 50, and this shifting part 50 can be finger, also can be moving tooth or group key, described finger, moving tooth or group key can be fixed in the hole on cone tooth escapement 40, also can be integrally formed at the side surface of cone tooth escapement 40.In the present embodiment, this shifting part 50 is finger, and one end that this finger contacts with the pin-and-hole 2112 on the described first transmission shaft shaft shoulder 211 is cylindrical or conical.Correspond, groove on the shaft shoulder of described first transmission shaft or hole 2112 can be pin-and-holes, also can be teeth groove or keyway, the size of this pin-and-hole, teeth groove or keyway is greater than described finger, moving tooth or dials the size of key, shifting part 50 is made can freely to enter pin-and-hole, teeth groove or keyway, and be separated with pin-and-hole, teeth groove or keyway stirring after action completes, form the activity that shifting part 50 can freely enter and throw off and coordinate.
In the utility model, described cone tooth escapement 40 forms the velocity ratio of this gear with the number of teeth difference of cone increment lid 12 and the gear ratio of cone increment lid 12, which dictates that number of teeth difference by changing cone tooth escapement 40 and cone increment lid 12 and the ratio of the number of teeth of cone increment lid 12 can change the velocity ratio of this speed change gear, obviously, cone tooth escapement 40 is with cone increment lid 12 number of teeth is more and number of teeth difference is less, velocity ratio is larger, make the number of teeth by increasing cone tooth escapement 40 and cone increment lid 12 and the number of teeth both reducing poor, effectively can change the velocity ratio of this speed change gear, thus single-stage vast scale speed change can be realized.
Working principle of the present utility model as shown in Figure 1, when described second driving shaft 22 drives tiltedly wheel 30 rotation partially, described cone tooth escapement 40 is driven to make engagement rolling on the cone tooth of cone increment lid 12, form circular cone to swing and the compound motion rotated, second driving shaft 22 often rotates a circle, cone tooth escapement 40 engages once with the cone tooth of cone increment lid 12, simultaneously, the groove of the shifting part 50 being located at cone tooth escapement 40 opposite side on the first transmission shaft shaft shoulder or hole 2112 are rotated by the mode of stirring first transmission shaft 21, give the first transmission shaft 21 by speedup or the transmission of power after slowing down.Described cone tooth escapement 40 forms the velocity ratio of this gear with the number of teeth difference of cone increment lid 12 and the gear ratio of cone increment lid 12, achieves single-stage vast scale speed change.
Embodiment 2
In the present embodiment, cone tooth of the present utility model swings the basic structure of speed change gear with embodiment 1.As shown in Fig. 7 ~ Fig. 9, this cone tooth swings speed change gear and comprises body 10, transmission shaft 20, tiltedly inclined wheel 30, cone tooth escapement 40 and shifting part 50.
As shown in Fig. 1 and Fig. 8 A, Fig. 8 B, described body 10 comprises main casing 11 and end cap 70, and wherein, main casing 11 structure is with embodiment 1.Described end cap 70 is circular plate-like shape body, its center is provided with the second bearing hole 71, end cap 70 keeps to the side and is provided with multiple multiple cylindrical pin hole 72 inserted for shifting part 50, the diameter of this pin-and-hole 72 is greater than the diameter of described shifting part 50, make shifting part 50 freely can enter pin-and-hole, and be separated with pin-and-hole 72 stirring after action completes, form the activity that shifting part 50 can freely enter and throw off and coordinate.Described tiltedly inclined wheel 30, cone tooth escapement 40 structure are with embodiment 1.
As shown in Fig. 7, Fig. 9, described transmission shaft 20 comprises the first transmission shaft 21 and second driving shaft 22, the axis coinciding of this first transmission shaft 21 and second driving shaft 22, first transmission shaft 21 is provided with the shaft shoulder 211, the side of the shaft shoulder 211 is provided with circular cone tooth, this first transmission shaft 21 is supported on main casing 11 by clutch shaft bearing 23, and second driving shaft 22 is supported on end cap 70 and the first transmission shaft 21 by the second bearing 24, the 3rd bearing 25.Described multiple shifting parts 50 are fixed on described cone tooth escapement 40 one side contrary with its cone tooth.
In the present embodiment, number of teeth difference and cone tooth escapement 40 gear ratio of described cone tooth escapement 40 and the first transmission shaft 21 circular cone tooth form the velocity ratio of this gear.
Working principle of the present utility model as shown in Figure 7, when described second driving shaft 22 drives tiltedly wheel 30 rotation partially, drive described cone tooth escapement 40 to make circular cone to swing, and drive the first transmission shaft 21 to rotate by it with engaging of the circular cone tooth on first transmission shaft 21 shaft shoulder.Meanwhile, the shifting part 50 being located at cone tooth escapement 40 opposite side inserts or departs from the pin-and-hole 72 on end cap 70, makes the rotation being stoped cone tooth escapement 40 by the insertion of shifting part 50.
In described embodiment 1,2, described shifting part 50 can exchange with the setting position in the groove inserted for shifting part 50 or hole 2112,72.
Although disclosed the utility model by above embodiment; but protection domain of the present utility model is not limited thereto; under the condition not departing from the utility model design, all will fall in right of the present utility model the distortion, replacement etc. that above each component does.
Claims (13)
1. bore tooth and swing a speed change gear, it is characterized in that, this device comprises:
Body (10), it comprises main casing (11) and cone increment lid (12), and the side of described cone increment lid (12) is provided with circular cone tooth;
Transmission shaft (20), it comprises the first transmission shaft (21) and second driving shaft (22), the axis coinciding of this first transmission shaft (21) and second driving shaft (22), first transmission shaft (21) is supported on main casing (11) by clutch shaft bearing (23), and second driving shaft (22) is supported on cone increment lid (12) and the first transmission shaft (21) by the second bearing (24), the 3rd bearing (25);
Tiltedly partially take turns (30), it is fixed on second driving shaft (22);
Cone tooth escapement (40), it is fixed on described tiltedly inclined wheel (30) by the 4th bearing (26), and described cone tooth escapement (40) is meshed with described cone increment lid (12);
Described cone tooth escapement (40) forms the velocity ratio of this gear with the number of teeth difference of cone increment lid (12) and the gear ratio of cone increment lid (12);
Multiple shifting part (50), it is located at described cone tooth escapement (40) one side contrary with its cone tooth; And
When described second driving shaft (22) drives tiltedly wheel (30) rotation partially, described cone tooth escapement is driven to make engagement rolling on the cone tooth of cone increment lid (12), form circular cone to swing and the compound motion rotated, and rotated and drive described first transmission shaft (21) to rotate through described shifting part (50).
2. cone tooth as claimed in claim 1 swings speed change gear, it is characterized in that, the shaft shoulder (211) is provided with in one end of described first transmission shaft (21), the center of this shaft shoulder (211) is provided with the 3rd bearing hole (2111) of installing the 3rd bearing, multiple groove of inserting for shifting part (50) or hole (2112) are being provided with near the edge of the shaft shoulder (211), the diameter of this groove or hole (2112) is greater than the diameter of described shifting part (60), forms the activity cooperation that shifting part (50) can enter and throw off.
3. cone tooth as claimed in claim 1 swings speed change gear, it is characterized in that, described cone increment lid (12) is tabular body, and its center is provided with the second bearing hole (121), and its side relative with described main casing (11) is provided with circular cone tooth.
4. cone tooth as claimed in claim 1 swings speed change gear, it is characterized in that, described tiltedly inclined wheel (30) is fixed on the middle part of described second driving shaft (22) by its axis hole, tiltedly partially the outer peripheral surface of wheel (30) centerline dip and intersect at the central axis of the first transmission shaft (21) and second driving shaft (22), described intersection point of tiltedly partially taking turns the center line of (30) and the central axis of described first transmission shaft (21) and second driving shaft (22) is positioned at the intersection point of the cone tooth reticule of described cone increment lid (12) and cone tooth escapement (40).
5. cone tooth as claimed in claim 4 swings speed change gear, it is characterized in that, the center of described cone tooth escapement (40) is provided with the 4th bearing hole (41), the side that cone tooth escapement (40) is relative with described cone increment lid (12) is provided with circular cone tooth, described cone tooth escapement (40) intersects at a point with the cone tooth reticule of cone increment lid (12), the opposite side proximal edge place of cone tooth escapement (40) is provided with multiple shifting part (50), and described cone increment lid (12) intersects at a point with the cone tooth reticule of cone tooth escapement (40).
6. cone tooth as claimed in claim 5 swings speed change gear, it is characterized in that, described shifting part (50) is finger, moving tooth or dial key, described finger, moving tooth or group key are fixed in the hole on cone tooth escapement (40) or are integrally formed at the side surface of cone tooth escapement (40), correspond, groove on the shaft shoulder of described first transmission shaft or hole (2112) are respectively pin-and-hole, teeth groove or keyway, and the size of this pin-and-hole, teeth groove or keyway is greater than described finger, moving tooth or dials the size of key.
7. bore tooth and swing a speed change gear, it is characterized in that, this device comprises:
Body (10), it comprises main casing (11) and end cap (70);
Transmission shaft (20), it comprises the first transmission shaft (21) and second driving shaft (22), the axis coinciding of this first transmission shaft (21) and second driving shaft (22), first transmission shaft (21) is provided with the shaft shoulder (211), the side of the shaft shoulder (211) is provided with circular cone tooth, this first transmission shaft (21) is supported on main casing (11) by clutch shaft bearing (23), and second driving shaft (22) is supported on end cap (70) and the first transmission shaft (21) by the second bearing (24), the 3rd bearing (25);
Tiltedly partially take turns (30), it is fixed on second driving shaft (22);
Cone tooth escapement (40), it is fixed on described tiltedly inclined wheel (30) by the 4th bearing (26), and described cone tooth escapement (40) is meshed with described first transmission shaft (21) circular cone tooth;
Number of teeth difference and cone tooth escapement (40) gear ratio of described cone tooth escapement (40) and the first transmission shaft (21) circular cone tooth form the velocity ratio of this gear;
Multiple shifting part (50), it is located at described cone tooth escapement (40) one side contrary with its cone tooth; And
When described second driving shaft (22) drives tiltedly wheel (30) rotation partially, drive described cone tooth escapement (40) to make circular cone to swing, and drive the first transmission shaft (21) to rotate by it with engaging of the first transmission shaft (21) circular cone tooth.
8. cone tooth as claimed in claim 7 swings speed change gear, it is characterized in that, is provided with the 3rd bearing hole (2111) of installing the 3rd bearing at the center of the shaft shoulder (211) of described first transmission shaft.
9. cone tooth as claimed in claim 7 swings speed change gear, it is characterized in that, the center of end cap (70) is provided with the second bearing hole (71), end cap (70) keeps to the side, and it is multiple for shifting part (50) groove that inserts or hole (72) to be provided with, and the diameter of this groove or hole (72) is greater than the diameter of described shifting part (50).
10. cone tooth as claimed in claim 7 swings speed change gear, it is characterized in that, described tiltedly inclined wheel (30) is fixed on the middle part of described second driving shaft (22) by its axis hole, tiltedly partially the outer peripheral surface of wheel (30) centerline dip and intersect at the central axis of the first transmission shaft (21) and second driving shaft (22), described intersection point of tiltedly partially taking turns the center line of (30) and the central axis of described first transmission shaft (21) and second driving shaft (22) is positioned at the intersection point of the cone tooth reticule of described cone tooth escapement (40) and the first transmission shaft (21) circular cone tooth.
11. bore tooth as claimed in claim 10 swings speed change gear, it is characterized in that, the center of described cone tooth escapement (40) is provided with the 4th bearing hole (41), the side that cone tooth escapement (40) is relative with the shaft shoulder (211) of described first transmission shaft is provided with circular cone tooth, described cone tooth escapement (40) intersects at a point with the cone tooth reticule of the circular cone tooth of the shaft shoulder (211) of the first transmission shaft, the opposite side proximal edge place of cone tooth escapement (40) is provided with multiple axial shifting part (50), described cone tooth escapement (40) intersects at a point with the cone tooth reticule of the circular cone tooth of the shaft shoulder (211) of the first transmission shaft.
12. cone teeth as described in claim 2 or 9 swing speed change gear, it is characterized in that, described shifting part (50) is finger, moving tooth or dial key, described finger, moving tooth or group key are fixed in the hole on cone tooth escapement (40) or are integrally formed at the side surface of cone tooth escapement (40), correspond, groove on described end cap or hole (72) are respectively pin-and-hole, teeth groove or keyway, and the size of this pin-and-hole, teeth groove or keyway is greater than described finger, moving tooth or dials the size of key.
13. cone teeth as described in claim 2 or 9 swing speed change gear, it is characterized in that, described shifting part (50) can exchange with the setting position of the groove inserted for shifting part (50) or hole (2112,72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520186626.6U CN204852216U (en) | 2015-03-31 | 2015-03-31 | Awl tooth swing speed change gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520186626.6U CN204852216U (en) | 2015-03-31 | 2015-03-31 | Awl tooth swing speed change gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204852216U true CN204852216U (en) | 2015-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520186626.6U Active CN204852216U (en) | 2015-03-31 | 2015-03-31 | Awl tooth swing speed change gear |
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| Country | Link |
|---|---|
| CN (1) | CN204852216U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104633033A (en) * | 2014-12-25 | 2015-05-20 | 肖立峰 | Taper tooth swing speed change device |
| CN105736645A (en) * | 2016-03-30 | 2016-07-06 | 湖北航天三江红林机电科技有限公司 | Conical pendulum type few tooth difference speed reduction device |
-
2015
- 2015-03-31 CN CN201520186626.6U patent/CN204852216U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104633033A (en) * | 2014-12-25 | 2015-05-20 | 肖立峰 | Taper tooth swing speed change device |
| CN105736645A (en) * | 2016-03-30 | 2016-07-06 | 湖北航天三江红林机电科技有限公司 | Conical pendulum type few tooth difference speed reduction device |
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