CN1061422C - Mechanical driving device - Google Patents

Mechanical driving device Download PDF

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Publication number
CN1061422C
CN1061422C CN97114830A CN97114830A CN1061422C CN 1061422 C CN1061422 C CN 1061422C CN 97114830 A CN97114830 A CN 97114830A CN 97114830 A CN97114830 A CN 97114830A CN 1061422 C CN1061422 C CN 1061422C
Authority
CN
China
Prior art keywords
mentioned
speed change
interlocking
shotpin
output shaft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN97114830A
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Chinese (zh)
Other versions
CN1174304A (en
Inventor
小山浩利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hino Motors Ltd
Original Assignee
Hino Jidosha Kogyo KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hino Jidosha Kogyo KK filed Critical Hino Jidosha Kogyo KK
Publication of CN1174304A publication Critical patent/CN1174304A/en
Application granted granted Critical
Publication of CN1061422C publication Critical patent/CN1061422C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H63/3013—Constructional features of the final output mechanisms the final output mechanism being characterised by linkages converting movement, e.g. into opposite direction by a pivoting lever linking two shift rods
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H63/34—Locking or disabling mechanisms
    • F16H63/36—Interlocking devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H2063/3079—Shift rod assembly, e.g. supporting, assembly or manufacturing of shift rails or rods; Special details thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H63/32—Gear shift yokes, e.g. shift forks
    • F16H2063/321—Gear shift yokes, e.g. shift forks characterised by the interface between fork body and shift rod, e.g. fixing means, bushes, cams or pins

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gear-Shifting Mechanisms (AREA)

Abstract

The present invention provides a cylindrical gear case in which an interlock mechanism can be easily assembled to a plurality of shifter rods, the assembly time is shortened, and the assembly property is improved even in a case with an auxiliary transmission. At least three shifter rods 17, 18, 19, 20 are expanded outside an output shaft covering end wall 14 of a gear case 13. An interlock mechanism 25 is assembled to an outer side of the output shaft covering end wall, and assembled to extension ends 21, 22, 23, 24 of the three shifter rods 17, 18, 19, 20.

Description

Mechanical transmission
The present invention relates to mechanical transmission.
Usually, mechanical transmission is arranged on interlocking mechanism and avoids 2 groups of gears to mesh simultaneously in the gear.Because this interlocking mechanism adopts a plurality of shotpins and interlocking latch, generally these pins are configured in and are projected in the gear angle between a plurality of speed change levers on the suspension rod, thereby assembling operation bothers very much, built-up time drags longlyer.Specifically, because above-mentioned interlocking mechanism assembles like this, promptly, earlier interlocking latch is inserted in the interlocking latch guide hole of the 1st speed change lever, make this root speed change lever pass the hole of suspension rod, then shotpin is inserted in the shotpin guide hole with the suspension rod of this speed change lever adjacency; Then another interlocking latch is inserted in the interlocking latch guide hole of the 2nd speed change lever, makes the 2nd speed change lever pass another hole of suspension rod; Then another shotpin is inserted in another shotpin guide hole with the suspension rod of above-mentioned speed change lever adjacency, after this repeats such operation successively and assemble, thereby assembling operation bothers, makes built-up time to drag very longly very much.
A kind ofly can easily interlocking mechanism be assembled on a plurality of speed change levers and can shorten built-up time and also can improve the assembling performance under the occasion of auxiliary drive, gear-box can be formed the mechanical transmission of tubular setting up even the purpose of this invention is to provide.
The mechanical transmission of the present invention of making in order to achieve the above object is at least three speed change levers to be elongated to the outside of the output shaft cover end wall of gear-box, and is to be assembled into interlocking mechanism on the outer side surface of above-mentioned output shaft cover end wall and to be contained on the extending end of above-mentioned at least three speed change levers.Interlocking frame, at least two shotpins and at least one interlocking latch are contained in above-mentioned interlocking mechanism; Described interlocking frame is provided with at lower surface opening and make three speed change lever ditches of extending end interlocking of above-mentioned three speed change levers and two shotpin guide holes that the direction along vertical with this ditch between above-mentioned three speed change lever ditches is offered communicatively at regular intervals at least at least at least at least, and is assembled on the outer side surface of above-mentioned output shaft cover end wall; Above-mentioned shotpin interlocking is in above-mentioned shotpin guide hole; Above-mentioned interlocking latch be in above-mentioned at least three speed change levers except the speed change lever of both sides, offer porose perpendicularly with the extending end of remaining speed change lever and on the neutral position of described remaining speed change lever, rabbet in the interlocking latch guide hole that matches with the shotpin guide hole and join with above-mentioned shotpin.Like this, make full use of the extending end of speed change lever, just interlocking mechanism can be arranged on the outside of gear-box.
Fig. 1 is a mechanical transmission embodiment's of the present invention summary profile diagram, is main transmission and auxiliary transmission device are assembled into one.
Fig. 2 is the cross-section profile that expression is configured in the interlocking mechanism in the main transmission.
Fig. 3 is used for illustrating the main transmission of assembling operation and the perspective exploded view of interlocking mechanism.
Fig. 4 is the cross-section profile that is used for illustrating interlocking mechanism's assembling operation.
Below, with reference to the certain embodiments of description of drawings mechanical transmission of the present invention.Fig. 1-Fig. 4 represents the embodiment of mechanical transmission 10 of the present invention, and it is that main transmission (main-gear box) 11 and auxiliary drive (auxiliary gearbox) 12 are assembled into one.Mechanical transmission 10 adopts such structure, be that gear-box 13 and auxiliary tank 16 adopt extrusion process respectively, cast with aluminum alloy, said gear case 13 is that above-mentioned auxiliary tank 16 is assembled on the outer side surface 15 of output shaft cover end wall 14 with being integral, 4 speed change levers 17,18,19,20 are provided in the above-mentioned auxiliary tank 16 and are elongated to the outside of the output shaft cover end wall 14 of said gear case 13, and interlocking mechanism 25 is assembled on the outer side surface 15 of above-mentioned output shaft cover end wall 14 with means of fixation, and with 4 speed change levers 17,18,19,20 extending end 21,22,23,24 combine.Like this, the structure of the mechanical transmission 10 of present embodiment is by making above-mentioned 4 speed change levers 17,18,19,20 extend in the auxiliary tank 16 and interlocking mechanism 25 can be affixed on the gear-box 13 from said gear case 13.
Above-mentioned interlocking mechanism 25 is made of following member, promptly is made of 35,36,37 and 2 interlocking latches of 26,3 shotpins of interlocking frame 40,41; Above-mentioned interlocking frame 26 is assembled on the outer side surface 15 of above-mentioned output shaft cover end wall 14, be provided with on lower surface 27 opening at regular intervals, and 4 speed change lever ditches 28,29,30,31 of rabbeting of extending end 21,22,23,24 that will above-mentioned 4 speed change levers 17,18,19,20, and 3 shotpin guide holes (32,33,34) of offering communicatively of the direction along vertical with this ditch between above-mentioned 4 speed change lever ditches 28,29,30,31; Above-mentioned shotpin interlocking is in above-mentioned 3 shotpin guide holes 32,33,34; Above-mentioned interlocking latch in above-mentioned 4 speed change levers 17,18,19,20, offer perpendicularly with the extending end 22,23 of remaining speed change lever 18,19 except the speed change lever 17,20 of both sides and neutral position at this remaining speed change lever on rabbet in the interlocking latch guide hole 38,39 that matches with shotpin guide hole 32,33,34 and join with above-mentioned shotpin 35,36,37.
Above-mentioned interlocking frame 26 is made the comb shape piece, promptly, after above-mentioned whole speed change levers 17,18,19,20 being assembled into 13 li of gear-boxes, can make its simultaneously from above with extending end 21,22,23, the 24 interlocking combinations of whole speed change levers 17,18,19,20 in above-mentioned output shaft cover end wall 14 outsides that extend to gear-box 13, and can be assembled into regularly on the outer side surface 15 of above-mentioned output shaft cover end wall 14.
And, when forming above-mentioned interlocking frame 26 with die casting, form above-mentioned speed change lever ditch 28,29,30,31 at regular intervals along left and right directions; And above-mentioned shotpin guide hole the 32,33, the 34th, with drill bit with the ground perforate and vertical with ditch 28,29,30,31 and form a straight line above-mentioned speed change lever ditch 28,29,30,31 of above-mentioned comb shape piece 26 from a side to the another side break-through.In addition, comb shape piece 26 is machined in both sides and offers bolt hole 42,42 respectively, being tightened on the output shaft cover end wall 14 with bolt 43,43.
Above-mentioned shotpin 35,36,37 and interlocking latch the 40, the 41st are used for shotpin (spool) and interlocking latch in the common pin type interlocking mechanism.
The otch 44,45,46,47,48,49 that meshes accordingly with above-mentioned speed change lever 17,18,19,20 in the neutral position of above-mentioned speed change lever 17,18,19,20, with above-mentioned shotpin guide hole 32,33,34 be combined together, form can with above-mentioned corresponding shotpin 35,36,37 engagements.
Above-mentioned engagement otch 44,49 is cut on the outer side surface of the extending end 21,24 of speed change lever 17,20.Promptly, owing on above-mentioned speed change lever 17,20, omitted interlocking latch guide hole 38,39, thereby on extending end 21,24, cut out an engagement otch 44,49 respectively accordingly.On the other hand, owing to the oral area of above-mentioned interlocking latch guide hole 38,39 is opened on the left and right sides outer circumferential face of extending end 22,23 of above-mentioned speed change lever 18,19, thereby with above-mentioned engagement otch.45,46,47,48 and two opening concentric locatings of above-mentioned interlocking latch guide hole 38,39, and cut accordingly on the left and right sides outer circumferential face of extending end 22,23.Certainly, above-mentioned engagement otch 44,45,46,47,48,49 also can form annular groove.
Below, the assembling operation of the mechanical transmission 10 with said structure is described, particularly by interlocking mechanism 25 being assembled into the assembling operation of 10 li of above-mentioned mechanical transmissions.Above-mentioned interlocking mechanism 25 is after 13 li of the gear-boxes that above-mentioned all speed change levers 17,18,19,20 is assembled into main transmission 11, the extending end 21,22,23,24 of all speed change levers 17,18,19,20 is rabbeted on the outside of gear-box 13, be then assembled on the gear-box 13 and assemble.
Specifically, interlocking mechanism 25 is as illustrated in fig. 4 earlier, above-mentioned interlocking latch 40,41 is rabbeted in the interlocking latch guide hole 38,39 of extending end 22,23; In addition, 32,33,34 li of shotpin guide holes above-mentioned shotpin 35,36,37 being rabbeted comb shape piece 26.Then, as shown in Figure 3, while make above-mentioned comb shape piece 26 from the top, in the outer side surface 15 enterprising line slips of output shaft cover end wall 14, make itself and above-mentioned extending end 21,22,23,24 corresponding and rabbet 28,29,30,31 li in speed change lever ditches simultaneously.Then, be tightened on the output shaft cover end wall 14 with bolt 43,43 both sides above-mentioned comb shape piece 26.Like this, when carrying out interlocking mechanism's 25 assemblings, it is attached to the outside of gear-box 13.
Because interlocking mechanism 25 is assembled into above-mentioned all speed change levers 17,18,19,20 after 13 li in the said gear case as described above, extending end 21,22,23,24 combinations of above-mentioned all speed change levers 17,18,19,20 of elongation simultaneously with giving prominence at the outer side surface 15 of the output shaft cover end wall 14 of gear-box 13, and owing to be assembled into 13 li in said gear case, thereby above-mentioned interlocking mechanism 25 can be assembled on the above-mentioned speed change lever 17,18,19,20 simply, thereby shortened built-up time; In addition, even having under the mechanical transmission occasion of auxiliary transmission device, also can improve the assembling performance and gear-box can be formed tubular.Especially because the assembling operation of above-mentioned interlocking mechanism is compared very simply with common interlocking mechanism, thereby can will shorten the activity duration.
From top explanation as seen, because mechanical transmission of the present invention is the outside that at least 3 speed change levers is elongated to the output shaft cover end wall of gear-box, and be to be assembled in interlocking mechanism on the outer side surface of above-mentioned output shaft cover end wall and to be contained on the extending end of at least 3 speed change levers, thereby mechanical transmission of the present invention can be assembled into interlocking mechanism on the above-mentioned many speed change levers simply, and can shorten built-up time, can also improve the assembling performance under band auxiliary drive situation in addition, gear-box can be formed tubular, the result also is very with practical value to the sort of mechanical transmission that has auxiliary drive.

Claims (3)

1. mechanical transmission, at least three speed change levers are elongated to the outside of the output shaft cover end wall of gear-box, and interlocking mechanism is assembled on the outer side surface of above-mentioned output shaft cover end wall and is contained on the extending end of above-mentioned at least three speed change levers;
It is characterized in that: interlocking frame, at least two shotpins and at least one interlocking latch are contained in above-mentioned interlocking mechanism; Described interlocking frame is provided with at lower surface opening and make three speed change lever ditches of extending end interlocking of above-mentioned three speed change levers and two shotpin guide holes that the direction along vertical with this ditch between above-mentioned three speed change lever ditches is offered communicatively at regular intervals at least at least at least at least, and is assembled on the outer side surface of above-mentioned output shaft cover end wall; Above-mentioned shotpin interlocking is in above-mentioned shotpin guide hole; Above-mentioned interlocking latch be in above-mentioned at least three speed change levers except the speed change lever of both sides, offer porose perpendicularly with the extending end of remaining speed change lever and on the neutral position of described remaining speed change lever, rabbet in the interlocking latch guide hole that matches with the shotpin guide hole and join with above-mentioned shotpin.
2. mechanical transmission as claimed in claim 1, it is characterized in that: the said gear case is assembled on the outer side surface of output shaft cover end wall auxiliary tank with being integral, and interlocking mechanism is assembled on the outer side surface of the above-mentioned output shaft cover end wall in the above-mentioned auxiliary tank and is contained on the extending end of above-mentioned at least three speed change levers.
3. mechanical transmission as claimed in claim 1 is characterized in that: above-mentioned interlocking frame is made the comb shape piece.
CN97114830A 1996-07-17 1997-06-20 Mechanical driving device Expired - Fee Related CN1061422C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP206538/96 1996-07-17
JP206538/1996 1996-07-17
JP20653896A JP3472045B2 (en) 1996-07-17 1996-07-17 Mechanical transmission

Publications (2)

Publication Number Publication Date
CN1174304A CN1174304A (en) 1998-02-25
CN1061422C true CN1061422C (en) 2001-01-31

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Application Number Title Priority Date Filing Date
CN97114830A Expired - Fee Related CN1061422C (en) 1996-07-17 1997-06-20 Mechanical driving device

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JP (1) JP3472045B2 (en)
KR (1) KR980010063A (en)
CN (1) CN1061422C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9291262B2 (en) * 2014-03-04 2016-03-22 Deere & Company Shift interlock for a transmission

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5394765A (en) * 1992-04-20 1995-03-07 Aisin Ai Co., Ltd. Interlock mechanism in vehicle transmission

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5394765A (en) * 1992-04-20 1995-03-07 Aisin Ai Co., Ltd. Interlock mechanism in vehicle transmission

Also Published As

Publication number Publication date
JP3472045B2 (en) 2003-12-02
CN1174304A (en) 1998-02-25
JPH1030724A (en) 1998-02-03
KR980010063A (en) 1998-04-30

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Granted publication date: 20010131