CN203098838U - Interlocking device of automatic transmission shift system - Google Patents
Interlocking device of automatic transmission shift system Download PDFInfo
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- CN203098838U CN203098838U CN 201320064459 CN201320064459U CN203098838U CN 203098838 U CN203098838 U CN 203098838U CN 201320064459 CN201320064459 CN 201320064459 CN 201320064459 U CN201320064459 U CN 201320064459U CN 203098838 U CN203098838 U CN 203098838U
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- interlocking
- interlock
- rotating disk
- slot
- automatic transmission
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Abstract
The utility model provides an interlocking device of an automatic transmission shift system, and belongs to the technical field of transmissions. The problems that an existing interlocking mechanism is large in the number of parts and easy to shift to make interlocking out of work are solved. The interlocking device of the automatic transmission shift system comprises a fixed rotary shaft and a supporting plate, a first rotary disc and a second rotary disc are fixed on the rotary shaft in the axial direction, and the first rotary disc and the second rotary disc are parallelly arranged. An interlocking rod is fixed on the supporting plate in the axial direction. The first rotary disc is provided with a first interlocking groove, and the side face of one end of the interlocking rod is provided with a first interlocking protrusion body which can be embedded in the first interlocking groove. The second rotary disc is provided with a second interlocking groove, and the side face of the other end of the interlocking rod is provided with a second interlocking protrusion body which can be embedded in the second interlocking groove. An elastic positioning structure which makes the interlocking rod conduct circumstantial positioning when the first interlocking protrusion body is embedded in the first interlocking groove or the second interlocking protrusion body is embedded in the second interlocking groove is arranged between the interlocking rod and the supporting plate. The interlocking device of the automatic transmission shift system is simple in structure, and suitable for being used in a shift system, and achieves interlocking among gears.
Description
Technical field
The utility model belongs to automobile technical field, relates to the interlock of a kind of automatic transmission gearshift system.
Background technique
Speed changer all is provided with the gear interlock for fear of random shelves in case of transmission, guarantee that the situation that the accidental shifting position do not occur and hang up a plurality of gears simultaneously in shift process occurs.General manual transmission all adopts plank frame, limits the gearshift campaign of some shift forks when dialling between the mouth diverse location at selector fork, desires the motion of can shifting gears of engage a gear position shift fork and realizes the gear interlocking thereby only stay.This traditional interlock mode relatively is confined to manual transmission, and automatic transmission is more complicated more than the structure of manual transmission, is unfavorable for realizing the mechanical automation of speed changer.
In existing automatic transmission, shifting system comprises interlock and two groups of driven units that are fixed on the housing, and the rotating shaft of interlock and dunnage all are fixed on the housing; Two groups of driven units are connected correspondingly with two rotating disks of interlock; Be arranged with two groups of gearshift hubs and fixedly connected with corresponding rotating disk respectively in the rotating shaft; All have shift fork on the outer side surface of gearshift hub and connect chute, shift fork connect have on the chute neutral gear lock segments and with the corresponding grade lock segments that travels in the interlock slot position of interlock.Interlock has overcome speed changer because the mistake engage a gear that various disturbing factors cause or hang folk art term even many grades shortcoming has improved reaction time and the ride safety of automobile of system.
Rouse mutual interlocking gear [application number: 201210130403.9] as a kind of automatic transmission gearshift that Chinese patent is announced, comprise gearshift drum, gearshift drum gear, gearshift drum axle and interlocking cam, also comprise parallel and be independent of to shift gears and rouse the interlocking camshaft of axle, be connected with two final gears on it, described final gear meshes with two gearshift drum gears that gearshift is roused on the axle respectively; On the interlocking camshaft, be fixed with two arc triangle edge cams by pin, two arc triangle edge cams lay respectively at the left side of a final gear and the right side of another final gear, respectively with gearshift drum axle on interlocking cam corresponding matching, two staggered 60 ° of layouts of arc triangle edge cams.But this mutual interlocking gear component are various, and the interlocking camshaft fixes by pin and arc triangle edge cam, and the arc triangle edge that is in operation is subjected to displacement easily, cause interlocking to be lost efficacy.
Summary of the invention
The purpose of this utility model is to have the problems referred to above at existing technology, has proposed the interlock of a kind of automatic transmission simple and compact for structure gearshift system, can prevent to hang simultaneously two grades or many grades.
The purpose of this utility model can realize by following technical proposal: the interlock of a kind of automatic transmission gearshift system, it is characterized in that, it comprises fixing rotating shaft and dunnage, and axially locating has rotating disk one and rotating disk two in the described rotating shaft, and described rotating disk one be arranged in parallel with rotating disk two; Axially locating has an interlocking lever on the described dunnage; Has interlock slot one on the described rotating disk one; Has the interlocking convex body one that can embed in the interlock slot one on one end side surface of described interlocking lever; Has interlock slot two on the described rotating disk two; Has the interlocking convex body two that can embed in the interlock slot two on the other end side of described interlocking lever; Described interlocking convex body one is provided with respect to the interlocking lever circumferential misalignment with interlocking convex body two; Be provided with between described interlocking lever and the dunnage in interlocking convex body one embeds interlock slot one or interlocking convex body two can make the circumferential elastic positioning structure of locating of interlocking lever when embedding in the interlock slot two.
Interlocking lever is arranged between rotating disk one and the rotating disk two, and the two ends of interlocking lever have interlocking convex body one and interlocking convex body two and can embed respectively in interlock slot one and the interlock slot two.When interlocking convex body one embedded in the interlock slot one, rotating disk one was in the lock state, and interlocking convex body two breaks away from interlock slot two, and rotating disk two is free to rotate; Otherwise, when interlocking convex body two embeds in the interlock slot two, rotating disk two lockings, interlocking convex body one breaks away from interlock slot one, and rotating disk one is free to rotate.The elastic locking structure is used for the locking after above-mentioned two states switches.This interlock is simple in structure, interlocking convex body one, interlocking convex body two and interlocking lever integral structure, and sound construction is applicable in the automatic transmission gearshift system, realizes the interlocking function between the gear.
In the interlock of above-mentioned automatic transmission gearshift system, described elastic positioning structure comprises leaf spring and the locating slot that is positioned on the interlocking lever side, the middle part of described leaf spring has and the corresponding bending lug boss in locating slot position, and described leaf spring two ends are fixed on the dunnage.Have lug boss on the leaf spring, after interlocking lever turned to several angle, lug boss embedded in the locating slot interlocking lever is stopped operating.
In the interlock of above-mentioned automatic transmission gearshift system, as another kind of scheme, described elastic positioning structure comprises the locating slot that is positioned on the interlocking lever side and is positioned on the dunnage and corresponding location, locating slot position pressure head, is provided with spring between described location pressure head and the dunnage.Spring makes the location pressure head be resisted against the side of interlocking lever all the time, and when interlocking lever turns to several angle, the locating slot of its side and pressure head are on the same axis, and the location pressure head embeds in the locating slot, realizes locking the function of interlocking lever.
In the interlock of above-mentioned automatic transmission gearshift system, described interlock slot one is positioned on rotating disk one outer side surface, and described rotating disk two is identical with rotating disk one diameter; Described interlock slot two is positioned on rotating disk two outer side surfaces.Be respectively equipped with interlock slot one and interlock slot two on the outer side surface of rotating disk one and rotating disk two, the two ends of interlocking lever are resisted against on the outer side surface of rotating disk one and rotating disk two.
In the interlock of above-mentioned automatic transmission gearshift system, as another kind of scheme, has annular groove one on the relative card of described rotating disk one and rotating disk two, described interlock slot one is positioned on the sidewall of annular groove one, have annular groove two on the relative card of described rotating disk two and rotating disk one, described interlock slot two is positioned on the sidewall of annular groove two.Interlock slot one and interlock slot two lay respectively on the card of rotating disk one and rotating disk two, and the two ends of interlocking lever embed annular groove one and the annular groove two that is arranged on the card.When rotating disk one rotated in annular groove, interlocking convex body one can break away from or enter interlock slot one, and rotating disk two principles also are identical.
In the interlock of above-mentioned automatic transmission gearshift system, the cross section of described interlocking convex body one and interlocking convex body two is equilateral triangle and with respect to 60 ° of interlocking lever shaft circumferential misalignment.When one of them angle in the equilateral triangle of interlocking convex body one and interlock slot one were relative, a pair of interlocking convex body of interlock slot is position-limiting action together, and rotating disk one is in the lock state; Rotate 60 ° of interlocking lever shafts again, this moment is relative with interlock slot one by wherein limit that the angle is converted to equilateral triangle relatively, and interlocking convex body one is in disengaged position with interlock slot one so, and rotating disk one is free to rotate.The principle of interlocking convex body two, interlock slot two and rotating disk two is also identical.
In the interlock of above-mentioned automatic transmission gearshift system, the quantity of described interlock slot one is 3, and the quantity of interlock slot two is 2.The gearshift stroke of angle between the interlock slot one and position selector fork corresponding with it is complementary, and the gearshift stroke of angle between the interlock slot two and position selector fork corresponding with it is complementary.
In the interlock of above-mentioned automatic transmission gearshift system, all has the input gear that is meshed with the output gear of corresponding motor on the outer side surface of described rotating disk one and rotating disk two.Rotating disk one and rotating disk two drive the gearshift hub corresponding with it and are synchronized with the movement, and rotating disk one and rotating disk two are again respectively by each self-corresponding driven by motor, and motor is by the circuit module intelligent control of shifting system, and the gearshift hub drives selector fork and shifts gears.
Compared with prior art, the invention has the beneficial effects as follows:
1. overcome in the car steering way, speed changer is because the mistake engage a gear that causes of various disturbing factors or hang folk art term even many grades shortcoming, particularly at having adopted two gear shift to rouse the automatic transmission and the double-clutch speed changer of actuator, on the speed-changer executing mechanism basic machine, increase complexity and the software program amount that interlock has greatly reduced software controlling strategies, improved the reaction time of system, most importantly guaranteed under any operating mode, the mistake engage a gear can not take place or hang folk art term even many grades in speed changer, stop this type of fault, improved ride safety of automobile.
2. interlock is simple in structure, and component are few, the interlocking lever integral structure, and motor direct-drive rotating disk one and rotating disk two, sound construction has been avoided the high problem of rate of fault that causes because of component are various.
Description of drawings
Fig. 1 is the erection drawing of the interlock of present embodiment one automatic transmission gearshift system.
Fig. 2 is the sectional view of the interlock of present embodiment one automatic transmission gearshift system.
Fig. 3 is the structural representation of embodiment's one interlocking lever.
Fig. 4 is embodiment one the rotating disk one and the location diagram of interlocking lever.
Fig. 5 is embodiment one the rotating disk two and the location diagram of interlocking lever.
Fig. 6 is the structural representation of embodiment one leaf spring.
Among the figure, 1, rotating shaft; 2, dunnage; 3, rotating disk one; 31, interlock slot one; 32, annular groove one; 4, rotating disk two; 41, interlock slot two; 42, annular groove two; 5, interlocking lever; 51, the interlocking convex body one; 52, the interlocking convex body two; 53, locating slot; 6, leaf spring; 61, bending lug boss; 7, gearshift hub one; 8, gearshift hub two; 9, input gear.
Embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
Embodiment one
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, the interlock of this automatic transmission gearshift system comprises fixing rotating shaft 1 and dunnage 2, and axially locating has rotating disk 1 and rotating disk 24 in the rotating shaft 1, and rotating disk 1 be arranged in parallel with rotating disk 24.Axially locating has an interlocking lever 5 on the dunnage 2, has interlock slot 1 on the rotating disk 1, has the interlocking convex body 1 that can embed in the interlock slot 1 on one end side surface of interlocking lever 5, have interlock slot 2 41 on the rotating disk 24, have the interlocking convex body 2 52 that can embed in the interlock slot 2 41 on the other end side of interlocking lever 5.Interlocking convex body 1 and interlocking convex body 2 52 are with respect to interlocking lever 5 circumferential misalignment settings; Be provided with between described interlocking lever 5 and the dunnage 2 in interlocking convex body 1 embeds interlock slot 1 or interlocking convex body 2 52 can make interlocking lever 5 circumferential elastic positioning structures of locating when embedding in the interlock slot 2 41.
Specifically, as Fig. 3, shown in Figure 6, elastic positioning structure comprises leaf spring 6 and the locating slot 53 that is positioned on interlocking lever 5 sides, and the middle part of leaf spring 6 has and the corresponding bending lug boss 61 in locating slot 53 positions, and leaf spring 6 two ends are fixed on the dunnage 2.Interlocking lever 5 locating slot 53 of back on it that turn an angle is relative with bending lug boss 61 on the leaf spring 6, and both just lock so; If rotating disk 1 or rotating disk 24 are the state that will switch locking or freely rotate, then rotating disk must drive interlocking lever 5 and rotates by force, extruding leaf spring 6 makes bending lug boss 61 break away from locating slot 53, interlocking lever 5 rotates so, the relation of the relation of interlocking convex body 1 and interlock slot 1 and interlocking convex body 2 52 and interlock slot 2 41 also changes, and rotating disk 1 or rotating disk 24 reach the purpose of switching state.As Fig. 4, shown in Figure 5, has annular groove 1 on the relative card of rotating disk 1 and rotating disk 24, interlock slot 1 is positioned on the sidewall of annular groove 1, has annular groove 2 42 on the relative card of rotating disk 24 and rotating disk 1, and interlock slot 2 41 is positioned on the sidewall of annular groove 2 42.
The interlock of present embodiment is main application with 6-speed automatic transmission, so the cross section of interlocking convex body 1 and interlocking convex body 2 52 is equilateral triangle and with respect to 60 ° of interlocking lever 5 shaft circumferential misalignment.The quantity of interlock slot 1 is 3, and the quantity of interlock slot 2 41 is 2.All has the input gear 9 that is meshed with the output gear of corresponding motor on the outer side surface of rotating disk 1 and rotating disk 24.Be arranged with gearshift hub 1 and gearshift hub 28 in the rotating shaft 1, gearshift hub 1 is fixedlyed connected with rotating disk 1, and gearshift hub 28 is fixedlyed connected with rotating disk 24.Have shift fork on gearshift hub one 7 outer side surfaces and connect chute one, have shift fork on gearshift hub 28 outer side surfaces and connect chute two, shift fork connect have on the chute one the neutral gear lock segments and with the corresponding grade lock segments that travels in interlock slot one 31 positions of interlock, shift fork connect also have on the chute two the neutral gear lock segments and with the corresponding grade lock segments that travels in interlock slot 2 41 positions of interlock.
Working principle: motor driving rotating disk 1 rotates, if the interlocking convex body 1 on rotating disk 1 and the interlocking lever 5 is in disengaged position, then rotating disk 1 rotates and drives one 7 rotations of gearshift hub, embed the also and then interlock of shift fork of shift fork connection chute one, realize gearshift, rotating disk then is in the lock state for 24 this moments, realizes the function of interlocking.Otherwise rotating disk 24 rotates, and then rotating disk 1 is in the lock state.This interlock can effectively prevent the mistake engage a gear or hang folk art term even many grades
Embodiment two
Present embodiment and embodiment's one the main distinction is elastic positioning structure, and it comprises the locating slot that is positioned on interlocking lever 5 sides 53 and be positioned on the dunnage 2 and corresponding location, locating slot 53 positions pressure head, is provided with spring between location pressure head and the dunnage 2.Spring carries out spacing from both sides to interlocking lever 5.Certainly, interlock slot 1 can also be arranged on the outer side surface of rotating disk 1, interlock slot 2 41 is located on the outer side surface of rotating disk 24, and rotating disk 24 is identical with rotating disk one 3 external diameters.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (8)
1. the interlock of automatic transmission gearshift system, it is characterized in that, it comprises fixing rotating shaft (1) and dunnage (2), and axially locating is gone up in described rotating shaft (1) rotating disk one (3) and rotating disk two (4), and described rotating disk one (3) be arranged in parallel with rotating disk two (4); Described dunnage (2) goes up axially locating an interlocking lever (5); Has interlock slot one (31) on the described rotating disk one (3); Has the interlocking convex body one (51) that can embed in the interlock slot one (31) on one end side surface of described interlocking lever (5); Has interlock slot two (41) on the described rotating disk two (4); Has the interlocking convex body two (52) that can embed in the interlock slot two (41) on the other end side of described interlocking lever (5); Described interlocking convex body one (51) and interlocking convex body two (52) are with respect to interlocking lever (5) circumferential misalignment setting; Be provided with between described interlocking lever (5) and the dunnage (2) in interlocking convex body one (51) embeds interlock slot one (31) or interlocking convex body two (52) can make the circumferential elastic positioning structure of locating of interlocking lever (5) when embedding in the interlock slot two (41).
2. the interlock of automatic transmission according to claim 1 gearshift system, it is characterized in that, described elastic positioning structure comprises leaf spring (6) and is positioned at locating slot (53) on interlocking lever (5) side, the middle part of described leaf spring (6) has and locating slot (53) the corresponding bending lug boss in position (61), and described leaf spring (6) two ends are fixed on the dunnage (2).
3. the interlock of automatic transmission according to claim 1 gearshift system, it is characterized in that, described elastic positioning structure comprises being positioned at the locating slot (53) on interlocking lever (5) side and being positioned at dunnage (2) to be gone up and corresponding location, locating slot (53) position pressure head, and described location pressure head and dunnage are provided with spring between (2).
4. according to the interlock of claim 1 or 2 or 3 described automatic transmission gearshift system, it is characterized in that described interlock slot one (31) is positioned on rotating disk one (3) outer side surface, described rotating disk two (4) is identical with rotating disk one (3) diameter; Described interlock slot two (41) is positioned on rotating disk two (4) outer side surfaces.
5. according to the interlock of claim 1 or 2 or 3 described automatic transmission gearshift system, it is characterized in that, has annular groove one (32) on the relative card of described rotating disk one (3) and rotating disk two (4), described interlock slot one (31) is positioned on the sidewall of annular groove one (32), have annular groove two (42) on the relative card of described rotating disk two (4) and rotating disk one (3), described interlock slot two (41) is positioned on the sidewall of annular groove two (42).
6. the interlock of automatic transmission according to claim 5 gearshift system is characterized in that, the cross section of described interlocking convex body one (51) and interlocking convex body two (52) is equilateral triangle and with respect to 60 ° of interlocking lever (5) shaft circumferential misalignment.
7. the interlock of automatic transmission according to claim 6 gearshift system is characterized in that the quantity of described interlock slot one (31) is 3, and the quantity of interlock slot two (41) is 2.
8. the interlock of automatic transmission according to claim 7 gearshift system is characterized in that all having the input gear (9) that is meshed with the output gear of corresponding motor on the outer side surface of described rotating disk one (3) and rotating disk two (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320064459 CN203098838U (en) | 2013-01-31 | 2013-01-31 | Interlocking device of automatic transmission shift system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320064459 CN203098838U (en) | 2013-01-31 | 2013-01-31 | Interlocking device of automatic transmission shift system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203098838U true CN203098838U (en) | 2013-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320064459 Expired - Lifetime CN203098838U (en) | 2013-01-31 | 2013-01-31 | Interlocking device of automatic transmission shift system |
Country Status (1)
| Country | Link |
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| CN (1) | CN203098838U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117345865A (en) * | 2023-12-05 | 2024-01-05 | 珠海格力电器股份有限公司 | Transmission gear shifting locking assembly, transmission and automobile |
-
2013
- 2013-01-31 CN CN 201320064459 patent/CN203098838U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117345865A (en) * | 2023-12-05 | 2024-01-05 | 珠海格力电器股份有限公司 | Transmission gear shifting locking assembly, transmission and automobile |
| CN117345865B (en) * | 2023-12-05 | 2024-02-09 | 珠海格力电器股份有限公司 | Transmission gear shifting locking assembly, transmission and automobile |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130731 |
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| CX01 | Expiry of patent term |