CN207514166U - A kind of speed changer and transmission system - Google Patents
A kind of speed changer and transmission system Download PDFInfo
- Publication number
- CN207514166U CN207514166U CN201721375132.8U CN201721375132U CN207514166U CN 207514166 U CN207514166 U CN 207514166U CN 201721375132 U CN201721375132 U CN 201721375132U CN 207514166 U CN207514166 U CN 207514166U
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- gear
- speed changer
- output shaft
- input shaft
- jackshaft
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Abstract
The utility model discloses a kind of speed changer and transmission system, speed changer includes input shaft and output shaft, it is characterised in that：The input shaft（12）With the output shaft（1）It is coaxially set and passes through synchronizer（15）It is sequentially connected, and the input shaft（12）With output shaft（1）Rotating speed is also adjusted by gear auxiliary structure.The speed changer structure of the utility model is compact at low cost.
Description
Technical field：
A kind of transmission system the utility model is related to speed changer and using the utility model speed changer.
Background technology：
The speed changer used at present, input shaft is side-by-side parallel setting with output shaft, then in input shaft and output
Multipair gear pair is set between axis, and cutting different gear pairs by gearshift works, and changes rotating speed so as to reach
Effect.
This kind of speed changer used at present, input and output in same straight line, do not cause structure excessively loose, and input
The input terminal of axis need to access power plant, and the output terminal of output shaft need to connect other functional structures, this causes shared by total
Space is big, affects the installation of other structures indirectly.
A kind of combinatory transmission assembly is disclosed in Chinese patent CN205101479U, and specifically discloses main transformer speed
Device and reinforcement speed changer, the basic transmission include power input shaft and jackshaft, and the reinforcement speed changer includes power output
Axis, the jackshaft are driven in a manner of transmission ratio-variable are matched with the power input shaft and power output shaft, power simultaneously
Input shaft and input terminal and output terminal that jackshaft is respectively basic transmission, jackshaft and power output shaft are respectively reinforcement speed change
The input terminal and output terminal of device（Referring to the 0016th section of specification, attached drawing 1）.
It is the coaxial arrangement for being truly realized input shaft and output shaft that combinatory transmission assembly in above-mentioned patent, which is not,
But by two speed changers（Basic transmission and reinforcement speed changer）Coaxial connection so that the output of one of them is another
Input, and so that the output shaft of the input shaft and auxiliary transmission of basic transmission is coaxial.Such setting can cause structure to compare
Complexity, upper occupied space axial in the longitudinal direction is big, in addition, its operating mechanism of the speed changer of such structure is complicated, needs by more
A gear arm is realized, of high cost.
Utility model content：
The purpose of this utility model is that speed changer a kind of at low cost and compact.
In order to achieve the above object, the utility model is realized in this way：A kind of speed changer, including input shaft and output
Axis, it is characterised in that：The input shaft is coaxially set with the output shaft and is sequentially connected by synchronizer, and described defeated
Enter axis and rotating speed is also adjusted by gear auxiliary structure with output shaft.Using such structure setting, it is truly realized input shaft and defeated
Being coaxially set for shaft, reduces parts, reduces cost, and reduces being taken up space for speed changer, and it is tight to improve it
Gathering property.
To further improve the compactedness of speed changer, the upper lock ring of the synchronizer is fixed on the input shaft, described
The positioning sliding block and splined hub of synchronizer are fixed on the output shaft, clutch collar upward sliding and institute by the synchronizer
State the drive connection that locking engagement of loops realizes input shaft and output shaft.
To further improve compactedness and structural strength, the tail end of the input shaft is provided with accommodating chamber, the output
Axis upper end is mounted on by bearing in the accommodating chamber.
To further improve reliability of structure and lubricant effect, it is provided in the junction of the input shaft and output shaft
Oil sealing.
Further to adjust rotating speed, the gear vice mechanism includes what is be arranged in parallel with the input shaft and the output shaft
Jackshaft, is provided with first gear pair between the jackshaft epimere and the input shaft, the jackshaft hypomere with it is described defeated
Second gear pair is provided between shaft, wherein the first gear pair includes the first driving tooth being installed on the input shaft
Take turns and be installed in the first driven gear on the jackshaft, the second gear pair includes being installed in the on the jackshaft
Two driving gears and the second driven gear being set on the output shaft, wherein, the lower lock ring of the synchronizer is installed in institute
It states on low speed driven gear.
It is oppositely oriented further to realize, it is additionally provided with reverse gear mechanism between the synchronizer and jackshaft；It is described fall
Retaining device includes circumferentially fixed and is slidably installed in the driving gear that reverses gear on the jackshaft, is fixed on the synchronizer clutch collar
Reverse gear driven gear and the carrier gear that can be meshed with reverse gear driving gear and the driven gear that reverses gear, it is described fall
Driving gear is kept off to drive by back fork and back fork axis.
It is circumferentially fixed on the multifunctional axial and be slidably equipped with more including multifunctional axial to further improve applicable performance
Function switch device, the Multifunction cutting parallel operation can with the first driven gear fixed on the jackshaft, the second driving gear or
The driving gear that reverses gear is sequentially connected.
To further improve applicable performance, multi-functional connecting plate or multi-functional method are fixedly provided in the multifunctional axial tail end
Blue disk.
A kind of transmission system for including speed changer described above.
Advantageous effect：
Using the multifunctional engine of the utility model：
1st, its operating mechanism is simple, reduces parts, saves cost；
2nd, vertical and horizontal occupied space is reduced, and improves the compactedness of structure；
3rd, input shaft and output axis connection are reliable, and intensity is high；
4th, can external other structures, it is adaptable.
Description of the drawings：
Fig. 1 is the structure chart of embodiment 1；
Fig. 2 is the structure chart of embodiment 2.
Label declaration：1 output shaft；2 oil sealings；3 ring flanges；12 input shafts；121 accommodating chambers；13 multifunctional axials；14 is multi-functional
Switch；15 synchronizers；Lock ring on 151；152 times lock rings；153 clutch collars；The first driving gears of Z1；The first driven gears of Z2；
The second driving gears of Z3；The second driven gears of Z4；Z5 reverses gear driving gear；Z6 carrier gears；Z7 reverses gear driven gear.
Specific embodiment：
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings, but the utility model
These embodiments are not limited to, any improvement or replacement on the present embodiment essence spirit still falls within the utility model
Claim range claimed.
Embodiment 1：As shown in Figure 1, a kind of speed changer, including the input shaft and output shaft being coaxially set, the input
Axis and output shaft are realized by synchronizer to be sequentially connected, and passes through gear vice mechanism and realize adjusting rotating speed.
Wherein, the synchronizer is existing commercial product, and the gear vice mechanism is equally also known in the art logical
Cross the mechanism of gear pair connection.
In the present embodiment, it is the dynamic connection that can mutually rotate between the input shaft 12 and the output shaft 1, then can leads to
The structures such as bearing or shaft coupling are crossed to connect input shaft 12 along same axis with output shaft.In the present embodiment, 12 He of input shaft
The connection structure of output shaft 1 is：The tail end of the output shaft is provided with accommodating chamber 121, described 1 one end of output shaft is deeply described
In accommodating chamber 121 and pass through roller bearing and connect with the accommodating chamber, and in the junction of the input shaft and output shaft also
Oil sealing is provided with, the oil sealing is arranged between the inner wall and bearing of the accommodating chamber 121.
And the upper lock ring 151 of the synchronizer 15 is fixed on the input shaft 12, the positioning sliding block of the synchronizer 15
And splined hub is fixed on the output shaft 1, in the circumferentially fixed combination for being slidably equipped with synchronizer 15 of the outer wall of the positioning sliding block
Set 153, engaged by 153 upward sliding of clutch collar of the synchronizer 15 with the upper lock ring 151, realization input shaft 12 with it is defeated
The static connection of shaft 1, at this time input shaft 12 output shaft 1 is directly driven to rotate, it is same that output shaft 1 and input shaft 12, which can be regarded as,
A piece axis.
And the gear vice mechanism includes the jackshaft 22 being arranged in parallel with the input shaft 12 and the output shaft 1, institute
It states and first gear pair is provided between 22 epimere of jackshaft and the input shaft 12,22 hypomere of jackshaft and the output shaft
Second gear pair is provided between 1, wherein the first gear pair includes the first driving tooth being installed on the input shaft 12
Wheel Z1 and the first driven gear Z2 being installed on the jackshaft 22, the second gear pair include being installed in the jackshaft
The second driving gear Z3 on 22 and the second driven gear Z4 being set on the output shaft 1, wherein, the synchronizer 15
Lower lock ring is installed on the second driven gear Z4.Itself and lower lock ring are made by 153 slide downward of clutch collar of synchronizer 15
Engagement, rotates at this point, the input shaft 12 moves the jackshaft 22 by first gear subband, and the jackshaft then 22 passes through
Second gear subband moves the output shaft 1 and rotates.Power is realized by gear vice mechanism, output shaft is transmitted by input shaft.
Wherein, the effect of speedup can be achieved by first gear pair and second gear pair for power, can also realize deceleration torque
Effect.When to realize speedup, it can only set first gear pair or second gear pair that there is speedup, it certainly also can be simultaneously
First time gear pair and second gear pair are both provided with speedup function, the effect of speedup and space are determined according to actual needs
It is fixed.When slowing down to realize, can only be set as first gear pair or second gear pair has the function of deceleration torque, also may be used certainly
First gear pair and second gear pair are both provided with to the effect and sky of the function, according to actual needs torque of deceleration torque simultaneously
Between determine.
As another embodiment in the present embodiment, it is additionally provided with and reverses gear between the synchronizer 15 and jackshaft 22
Mechanism；The reverse gear mechanism includes circumferentially fixed and is slidably installed in the driving gear Z5 that reverses gear on the jackshaft 22, is fixed on institute
State the driven gear Z7 and can be with driving gear Z5 and the driven gear that reverses gear of reversing gear of reversing gear on synchronizer clutch collar 153
The carrier gear Z6 that Z7 is meshed, the driving gear Z5 that reverses gear are driven by back fork and back fork axis 11.
When to realize reverse gear when, stir the connector of the synchronizer 15, be located at centre position, neither with upper lock ring
With reference to also not combined with lower lock ring.The driving tooth Z5 that reverses gear on the jackshaft 22 is stirred by back fork at this time, make its with
Carrier gear Z6 is combined, and the carrier gear Z6 is combined due to the driven tooth Z7 that reverses gear set on clutch collar 153.Input shaft leads to
It crosses first gear subband and moves the jackshaft rotation, the jackshaft drives the carrier gear Z6 to turn by the driving tooth Z5 that reverses gear
It is dynamic, and driven tooth Z7 rotations of reversing gear described in carrier gear Z6 drives, the effects of the driven tooth Z7 in synchronizer 15 of reversing gear
It is lower to drive the output shaft rotation, finally realize the reversion of output shaft.
Using the speed changer of the present embodiment, from vertical and horizontal being reduced speed changer is taken up space, and improves speed change
The compactedness of device.And the operating mechanism of this speed changer is simple, it is only necessary to which a selector fork and back fork can be realized, and reduce
Parts, save cost.
In addition, the input shaft of the present embodiment and the connection mode of output shaft are reliable, intensity is high；
A kind of transmission system of the speed changer including the present embodiment.
Embodiment 2：As shown in Fig. 2, the present embodiment is that a Multifunctional external mechanism is increased on the basis of embodiment 1,
Other structures and 1 all same of embodiment.
The Multifunctional external mechanism includes multifunctional axial 13, circumferentially fixed on the multifunctional axial 13 and be slidably equipped with more
Function switch device 14, the Multifunction cutting parallel operation 14 can engage biography with the second driving gear Z3 fixed on the jackshaft 22
It is dynamic, the multifunctional axial is driven to rotate by the rotation of the second driving gear Z3, and the external equipment operation that it is driven to connect.Its
In, the Multifunction cutting parallel operation 14 being arranged on the multifunctional axial can be to be that the position of the second driving gear Z3 engagements is fixed to set
It puts, multifunctional axial rotates simultaneously with input shaft at this time, is simultaneously stopped, and can simplify operating mechanism in this way, and can avoid zero
The increase of part and the increase of cost.However, the Multifunction cutting parallel operation in the present embodiment be arranged to can along multifunctional axial slide and
It is outer with external tooth wheel construction, and Multifunction cutting parallel operation and the second driving gear Z3 are driven again when needing and accessing external equipment
Engaged transmission, can so reduce the loss of transmission power.
As another embodiment of the present embodiment, the Multifunction cutting parallel operation 14 is engaged with the first driven gear Z2
Transmission, other structures are same as described above.
As another embodiment of the present embodiment, the first gear pair is helical gear pair, second gear pair is helical teeth
Wheel set, and the driving tooth that reverses gear, driven tooth of reversing gear and carrier gear are spur gear, the Multifunction cutting parallel operation and the master of reversing gear
Moving gear engaged transmission.
In addition, the tail end in the multifunctional axial 13 is also fixed with multi-functional connecting plate or ring flange, in connection with plate
Or the mounting hole for connecting external equipment is provided on ring flange.
The speed changer of the present embodiment increases Multifunctional external mechanism, can utilize the rotary power of speed changer, drives another
One equipment is run, and improves the scope of application of speed changer in this way, gives user's more selectivity.
It should be pointed out that the Multifunction cutting parallel operation 14 is a gear, remaining first driven gear Z2 or second is actively
Gear Z3 can form gear pair, and rotating speed of the gearratio according to needed for external equipment is specifically set.
A kind of transmission system of the speed changer including in the present embodiment.
Claims (10)
1. a kind of speed changer, including input shaft and output shaft, it is characterised in that：The input shaft（12）With the output shaft（1）
It is coaxially set and passes through synchronizer（15）It is sequentially connected, and the input shaft（12）With output shaft（1）Also pass through gear pair
Structure adjusts rotating speed.
2. speed changer as described in claim 1, it is characterised in that：The synchronizer（15）Upper lock ring（151）It is fixed on institute
State input shaft（12）On, the synchronizer（15）Positioning sliding block and splined hub be fixed on the output shaft（1）On, by described
Synchronizer（15）Clutch collar（153）Upward sliding and the upper lock ring（151）Input shaft is realized in engagement（12）With output shaft（1）
Drive connection.
3. speed changer as claimed in claim 2, it is characterised in that：In the input shaft（12）Tail end be provided with accommodating chamber
（121）, the output shaft（1）Upper end is mounted on the accommodating chamber by bearing（121）It is interior.
4. speed changer as claimed in claim 3, it is characterised in that：In the input shaft（12）And output shaft（1）Junction
It is additionally provided with oil sealing（2）.
5. the speed changer as described in claim 2,3 or 4, it is characterised in that：The gear vice mechanism includes and the input shaft
（12）With the output shaft（1）The jackshaft being arranged in parallel（22）, the jackshaft（22）Epimere and the input shaft（12）It
Between be provided with first gear pair, the jackshaft（22）Hypomere and the output shaft（1）Between be provided with second gear pair, wherein
The first gear pair includes being installed in the input shaft（12）On the first driving gear（Z1）Be installed in the jackshaft
（22）On the first driven gear（Z2）, the second gear pair is including being installed in the jackshaft（22）On the second driving tooth
Wheel（Z3）Be set in the output shaft（1）On the second driven gear（Z4）, wherein, the synchronizer（15）Lower lock ring
（152）It is installed in second driven gear（Z4）On.
6. speed changer as claimed in claim 5, it is characterised in that：In the synchronizer（15）With jackshaft（22）Between also set
It is equipped with reverse gear mechanism；The reverse gear mechanism includes circumferentially fixed and is slidably installed in the jackshaft（22）On the driving gear that reverses gear
（Z5）, it is fixed on the synchronizer（15）Clutch collar（153）On the driven gear that reverses gear（Z7）And it can reverse gear actively with described
Gear（Z5）With the driven gear that reverses gear（Z7）The carrier gear being meshed（Z6）, the driving gear that reverses gear（Z5）It is dialled by reversing gear
Fork and back fork axis（11）Driving.
7. speed changer as claimed in claim 5, it is characterised in that：Further include multifunctional axial（13）, in the multifunctional axial
（13）It is upper circumferentially fixed and be slidably equipped with Multifunction cutting parallel operation（14）, the Multifunction cutting parallel operation（14）It can be with the jackshaft（22）
Upper the second fixed driving gear（Z3）Or first driven gear（Z2）It is sequentially connected.
8. speed changer as claimed in claim 6, it is characterised in that：Further include multifunctional axial（13）, in the multifunctional axial
（13）It is upper circumferentially fixed and be slidably equipped with Multifunction cutting parallel operation（14）, the Multifunction cutting parallel operation（14）It can be with the jackshaft（22）
Upper the first fixed driving gear（Z3）, the second driven gear（Z2）Or the driving gear that reverses gear（Z5）It is sequentially connected.
9. speed changer as claimed in claim 7 or 8, it is characterised in that：In the multifunctional axial（13）Tail end is fixedly provided with more
Function connects plate（3）Or Multi-functional flange disk.
10. a kind of transmission system of the speed changer including described in above-mentioned any one claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721375132.8U CN207514166U (en) | 2017-10-24 | 2017-10-24 | A kind of speed changer and transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721375132.8U CN207514166U (en) | 2017-10-24 | 2017-10-24 | A kind of speed changer and transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207514166U true CN207514166U (en) | 2018-06-19 |
Family
ID=62534864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721375132.8U Active CN207514166U (en) | 2017-10-24 | 2017-10-24 | A kind of speed changer and transmission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207514166U (en) |
-
2017
- 2017-10-24 CN CN201721375132.8U patent/CN207514166U/en active Active
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