CN203098833U - Left-arranged gear shifting mechanism inside transfer case - Google Patents
Left-arranged gear shifting mechanism inside transfer case Download PDFInfo
- Publication number
- CN203098833U CN203098833U CN 201320143641 CN201320143641U CN203098833U CN 203098833 U CN203098833 U CN 203098833U CN 201320143641 CN201320143641 CN 201320143641 CN 201320143641 U CN201320143641 U CN 201320143641U CN 203098833 U CN203098833 U CN 203098833U
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- China
- Prior art keywords
- gear shifting
- gearshift
- shifting block
- shift rod
- gear
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Abstract
The utility model relates to a left-arranged gear shifting mechanism inside a transfer case and belongs to the technical field of manual transfer cases. The gear shifting mechanism adopts the technical scheme as follows: the gear shifting mechanism comprises a gear shifting rocker arm (1), a gear shifting shaft (6), a shifting block support (14), a shifting block (13), an H-L gear shifting fork shaft (9) and a 2-4 gear shifting fork shaft (12), wherein the gear shifting rocker arm is arranged at one end of the gear shifting shaft, and the shifting block support is arranged at the other end of the gear shifting shaft; the shifting block is arranged on the shifting block support; and the shifting block is matched with the H-L gear shifting fork shaft and the 2-4 gear shifting fork shaft. The left-arranged gear shifting mechanism inside the transfer case has the benefits as follows: during assembling, all that is required is to assemble operating parts of a gear and the like on a middle casing, penetrate the two gear shifting fork shafts through corresponding holes in the middle casing simultaneously mount fork claws of two gear shifting forks in corresponding synchronizer gear sleeves, and then fix the fork claws to corresponding fork shafts, so that the assembly difficulty is greatly reduced, and the assembly efficiency is improved. At the same time, the difficulty when the transfer case is maintained and disassembled is reduced, and the disassembly time is reduced.
Description
Technical field
The utility model relates to an a kind of left side and puts the inner gearshift of transfer case, belongs to manual transfer case technical field.
Background technique
Transfer case is a pinion unit, and its input shaft second directly or by universal driving device and speed changer links, and output shaft then has some, is connected with each ransaxle through universal driving device respectively.At present, the gearshift of manual transfer case, self-locking and interlock are installed on the front case.Need in the assembly process earlier running parts such as gear all to be contained on the front case, the gearshift guide block is fixed on earlier on the corresponding shift rod, and selector fork is then gone here and there earlier on corresponding shift rod, and then two shift rods is installed in the hole of front case; The assembling of self-locking and interlocking part is also very difficult, steel ball is put in the process of fork shaft self-locking grooves, need knock fork shaft with rubber hammer, seek the tram, install and fix at self-locking device and selector fork could be fixed on the shift rod after finishing, owing to the restriction of front case inner space, cause the fixing difficulty of selector fork, so not only improve operator's labor intensity, and increased the time of assembling, reduced efficiency of assembling.There is the problem of disassembling difficulty too in above-mentioned in addition manual transfer case when maintenance need be disassembled.
The model utility content
The utility model purpose provides an a kind of left side and puts the inner gearshift of transfer case, has reduced assembling difficulty, has improved efficiency of assembling, solves the problems referred to above that background technique exists.
The technical solution of the utility model is: the inner gearshift of transfer case is put on an a kind of left side, comprise gearshift rocking arm, gearshift axle, shifting block support, shifting block, H-L shift rod and 2-4 shift rod, one end of gearshift axle is provided with the gearshift rocking arm, the other end is provided with the shifting block support, on the shifting block support shifting block is set, shifting block coupling H-L shift rod and 2-4 shift rod.
Adopt the utility model, by handling the gearshift rocking arm, Rotation With Changing gear shaft and the shifting block support of on the gearshift axle, installing, the rotation of shifting block support makes shifting block mounted thereto drive the H-L shift rod, corresponding related action takes place the 2-4 shift rod, thereby realizes that manual transfer case is from each gearshift action of 2H-4H-N-4L.
The utility model is provided with middle casing, self-locking device and interlock, and self-locking device and interlock are installed on the middle casing.
Described self-locking device, comprise steel ball, fork shaft retaining spring and retaining spring screw plug, steel ball is packed into by the hole of middle casing top in the self-locking grooves of H-L shift rod, and pushes down by the fork shaft retaining spring, the retaining spring screw plug is screwed into the tapped hole on the middle casing, compresses the fork shaft retaining spring.Steel ball snaps into respectively in three self-locking grooves of H-L shift rod under the active force of fork shaft retaining spring when putting into gear, and realizes putting into gear stably smoothly.
Described interlock, interlocking plunger mate the interlock slot of H-L shift rod, the interlock slot of 2-4 shift rod respectively.Rotate the gearshift rocking arm and impel the 2-4 shift rod to move backward, the interlock slot that the while interlocking plunger blocks the H-L shift rod makes its maintenance motionless, finishes and hangs the 4H gear; Being rotated further the gearshift rocking arm impels the H-L shift rod to move backward, impelling interlocking plunger to move down the interlock slot of blocking the 2-4 shift rod simultaneously makes its maintenance motionless, finish and hang the neutral position, being rotated further the gearshift rocking arm impels the H-L shift rod to move backward, the interlock slot that the while interlocking plunger blocks the 2-4 shift rod makes its maintenance motionless, finishes and hangs the 4L gear.
Good effect of the present utility model: self-locking and interlock are installed on the middle casing, only need during assembling to be assembled to running parts such as gear on the middle casing earlier, again two shift rods are passed the corresponding hole of middle casing, in the corresponding synchronous device tooth of simultaneously the fork pawl of two selector forks being packed into the cover, be fixed to again on the corresponding fork shaft, need not seek the position of steel ball self-locking grooves again, steel ball and fork shaft retaining spring directly are installed, tighten with the retaining spring screw plug again and get final product, greatly reduce assembling difficulty, improved efficiency of assembling.Simultaneously also reduce the difficulty of transfer case when maintenance is disassembled, shortened the time of disassembling.
Description of drawings
Fig. 1 is the utility model embodiment schematic representation;
Fig. 2 is the utility model embodiment erection drawing;
Fig. 3 is the utility model embodiment self-locking device, interlock schematic representation;
Among the figure: gearshift rocking arm 1, taper 2, I type hexagon nut 3, spring washer 4, big flat washer 5, gearshift axle 6, H-L selector fork 7, shift fork positioning screwn 8, H-L shift rod 9,2-4 selector fork 10, elastic cylindrical pin 11,2-4 shift rod 12, shifting block 13, shifting block support 14, gearshift guide block 15, split washer 16, front case 17, gearshift covers 18, bolt with washer 19, clamp back-up ring 20, plain washer 21, gearshift shafting oil envelope 22, interlocking plunger 23, retaining spring screw plug 24, fork shaft retaining spring 25, middle casing 26, steel ball 27, spring 28, guide sleeve 29, circlip for shaft 30, hole back-up ring 31.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further by embodiment.
The inner gearshift of transfer case is put on an a kind of left side, comprise gearshift rocking arm 1, gearshift axle 6, shifting block support 14, shifting block 13, H-L shift rod 9 and 2-4 shift rod 12, one end of gearshift axle is provided with the gearshift rocking arm, the other end is provided with the shifting block support, on the shifting block support shifting block is set, shifting block coupling H-L shift rod 9 and 2-4 shift rod 12.
Adopt the utility model, by handling gearshift rocking arm 1, Rotation With Changing gear shaft 6 and the shifting block support of on the gearshift axle, installing 14, the rotation of shifting block support makes shifting block mounted thereto 13 drive H-L shift rods, 2-4 shift rod that corresponding related action take place, thereby realizes that manual transfer case is from each gearshift action of 2H-4H-N-4L.
The utility model is provided with middle casing 26, self-locking device and interlock, and self-locking device and interlock are installed on the middle casing.
With reference to accompanying drawing 3, described self-locking device, comprise steel ball 27, fork shaft retaining spring 25 and retaining spring screw plug 24, steel ball 27 is packed into by the hole of middle casing 26 tops in the self-locking grooves of H-L shift rod 9, and push down by fork shaft retaining spring 25, retaining spring screw plug 24 is screwed into the tapped hole on the middle casing 26, compresses fork shaft retaining spring 25.Steel ball 27 snaps into respectively in three self-locking grooves of H-L shift rod 9 under the active force of fork shaft retaining spring 25 when putting into gear, and realizes putting into gear stably smoothly.
With reference to accompanying drawing 3, described interlock, interlocking plunger 23 mate the interlock slot of H-L shift rod 9, the interlock slot of 2-4 shift rod 12 respectively.Rotate gearshift rocking arm 1 and impel 2-4 shift rod 12 to move backward, the interlock slot that while interlocking plunger 23 blocks H-L shift rod 9 makes its maintenance motionless, finishes and hangs the 4H gear; Being rotated further gearshift rocking arm 1 impels H-L shift rod 9 to move backward, impelling interlocking plunger 23 to move down the interlock slot of blocking 2-4 shift rod 12 simultaneously makes its maintenance motionless, finish and hang the neutral position, being rotated further gearshift rocking arm 1 impels H-L shift rod 9 to move backward, the interlock slot that while interlocking plunger 23 blocks 2-4 shift rod 12 makes its maintenance motionless, finishes and hangs the 4L gear.
With reference to accompanying drawing 1, shifting block 13 usefulness split washers 16 are fixed on the shifting block support 14, shifting block support 14 is installed in a side of gearshift axle 6 by taper 2, and tightens with big flat washer 5, spring washer 4 and I type hexagon nut 3.H-L selector fork 7 usefulness shift fork positioning screwns 8 are fixed on the H-L shift rod, gearshift guide block 15 usefulness elastic cylindrical pins 11 are fixed on the 2-4 shift rod 12, and 2-4 selector fork 10 usefulness elastic cylindrical pins 11, spring 28, guide sleeve 29, circlip for shaft 30 and hole are fixed on the 2-4 shift rod 12 with back-up ring 31.Shifting block 13 is inserted in the groove of H-L selector fork 7 and gearshift guide block 15.At the opposite side of gearshift axle 6 gearshift rocking arm 1 is installed, and is tightened fixing with taper 2, big flat washer 5, spring washer 4 and I type hexagon nut 3.
With reference to accompanying drawing 2, shifting block support 14 is installed on the gearshift axle 6, from gearshift axle mounting hole is packed in front case 17 left sides into, shifting block 13 is inserted in the groove of H-L selector fork 7 and gearshift guide block 15 simultaneously.18 hole cover in gearshift to be aimed at gearshift axle 6 and also is installed on the front case with six bolts with washer 19.Gearshift rocking arm 1 is installed and is tightened fixing at the opposite side of gearshift axle 6 with big flat washer 5, spring washer 4 and I type hexagon nut 3.This gearshift also comprises clamping back-up ring 20 and plain washer 21, and gearshift shafting oil envelope 22 is installed on the front case 17.
The utility model working procedure: when automobile did not need to hang 4 wheel driven under steam, gearshift rocking arm 1 kept motionless, and this promptly two drives top gear for the 2H retaining; When needs are hung 4 wheel driven, rotate counterclockwise gearshift rocking arm 1, driving gearshift axle 6, shifting block support 14 and shifting block 13 by gearshift rocking arm 1 also rotates counterclockwise, shifting block 13 drives 2-4 shift rod 12 by gearshift guide block 15 and moves a stroke backward, while makes its maintenance motionless because of the interlock slot that interlocking plunger 23 blocks H-L shift rod 9, and so far finishing and hanging the 4H retaining is the 4 wheel driven top gear; Continue to rotate counterclockwise gearshift rocking arm 1, driving gearshift axle 6, shifting block support 14 and shifting block 13 by gearshift rocking arm 1 is rotated further, while interlocking plunger 23 moves down the interlock slot of blocking 2-4 shift rod 12 makes 2-4 shift rod 12 keep motionless, shifting block 13 drives H-L shift rod 9 by H-L selector fork 7 and continues to move backward a stroke, so far finishes the extension neutral; Continue to rotate counterclockwise gearshift rocking arm 1, driving gearshift axle 6, shifting block support 14 and shifting block 13 by gearshift rocking arm 1 is rotated further, the interlock slot that while interlocking plunger 23 blocks 2-4 shift rod 12 makes 2-4 shift rod 12 keep motionless, shifting block 13 drives H-L shift rod 9 by H-L selector fork 7 and continues to move backward a stroke, and so far finishing and hanging the 4L retaining is the 4 wheel driven bottom gear.
Claims (4)
1. the inner gearshift of transfer case is put on a left side, it is characterized in that: comprise gearshift rocking arm (1), gearshift axle (6), shifting block support (14), shifting block (13), H-L shift rod (9) and 2-4 shift rod (12), one end of gearshift axle is provided with the gearshift rocking arm, the other end is provided with the shifting block support, on the shifting block support shifting block is set, shifting block coupling H-L shift rod (9) and 2-4 shift rod (12).
2. the inner gearshift of transfer case is put on an a kind of left side according to claim 1, and it is characterized in that: also be provided with middle casing (26), self-locking device and interlock, self-locking device and interlock are installed on the middle casing.
3. the inner gearshift of transfer case is put on an a kind of left side according to claim 2, it is characterized in that: described self-locking device, comprise steel ball (27), fork shaft retaining spring (25) and retaining spring screw plug (24), steel ball is packed into by the hole of middle casing top in the self-locking grooves of H-L shift rod (9), and push down by the fork shaft retaining spring, the retaining spring screw plug is screwed into the tapped hole on the middle casing (26), compresses the fork shaft retaining spring.
4. the inner gearshift of transfer case is put on an a kind of left side according to claim 2, and it is characterized in that: described interlock, interlocking plunger (23) mate the interlock slot of H-L shift rod (9), the interlock slot of 2-4 shift rod (12) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320143641 CN203098833U (en) | 2013-03-27 | 2013-03-27 | Left-arranged gear shifting mechanism inside transfer case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320143641 CN203098833U (en) | 2013-03-27 | 2013-03-27 | Left-arranged gear shifting mechanism inside transfer case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203098833U true CN203098833U (en) | 2013-07-31 |
Family
ID=48850238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320143641 Expired - Fee Related CN203098833U (en) | 2013-03-27 | 2013-03-27 | Left-arranged gear shifting mechanism inside transfer case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203098833U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111998010A (en) * | 2020-09-15 | 2020-11-27 | 嘉兴爱克斯机械技术有限公司 | Novel friction block input mechanism for automatic disengaging gear clutch of barring gear |
-
2013
- 2013-03-27 CN CN 201320143641 patent/CN203098833U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111998010A (en) * | 2020-09-15 | 2020-11-27 | 嘉兴爱克斯机械技术有限公司 | Novel friction block input mechanism for automatic disengaging gear clutch of barring gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20170327 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |