CN211082618U - Manual disconnect-type transmission - Google Patents
Manual disconnect-type transmission Download PDFInfo
- Publication number
- CN211082618U CN211082618U CN201921906610.2U CN201921906610U CN211082618U CN 211082618 U CN211082618 U CN 211082618U CN 201921906610 U CN201921906610 U CN 201921906610U CN 211082618 U CN211082618 U CN 211082618U
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- Prior art keywords
- transmission shaft
- supporting seat
- shaft
- transmission
- square
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- 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
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 74
- 208000032370 Secondary transmission Diseases 0.000 claims description 33
- 208000032369 Primary transmission Diseases 0.000 claims description 22
- 238000000926 separation method Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model discloses a manual disconnect-type transmission, the on-line screen storage device comprises a base, drive mechanism and supporting seat, the fixed setting of supporting seat is on the base, the inside through-hole structure that is of supporting seat, the supporting seat both ends are provided with left end lid and right-hand member lid respectively, drive mechanism includes one-level transmission shaft and secondary drive axle, one-level transmission shaft passes through a bearing frame and sets up on the base, be connected through first fixing bearing between one-level transmission shaft and the bearing frame, one-level transmission shaft one end is passed in the left end lid stretches into the supporting seat, and this end terminal surface has seted up the quad slit along the axis direction, the secondary drive axle sets up in the supporting seat, can follow supporting seat axis direction and remove, can realize the. The utility model discloses simple structure, and can realize hand device's switching fast, practiced thrift switching time and labour cost.
Description
Technical Field
The utility model relates to the field of machine-building, in particular to manual disconnect-type transmission.
Background
In mechanical engineering, a transmission device is often used to drive a machine to move. The transmission device generally comprises a motor transmission device and a manual transmission device, when the two devices are switched, the manual transmission device is easily influenced by the transmission of the electric device and rotates under the driving of the electric device, so that safety accidents are easily caused, and the manual transmission device can be detached after the electric device is switched. Because manual transmission device structure is complicated, the dismantlement of being not convenient for, so when having motor drive and manual transmission to switch the demand, often can spend a large amount of time and manpower to dismantle the work, caused time cost and labour cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve the problem that appears in the above-mentioned technique, provide a manual disconnect-type transmission, the device simple structure, and can realize manual device's switching fast, practiced thrift shift time and labour cost.
In order to solve the technical problem, the utility model discloses a technical scheme as follows:
a manual separation type transmission device comprises a base, a transmission mechanism and a supporting seat, wherein the supporting seat is fixedly arranged on the base, a through hole structure is arranged inside the supporting seat, the two ends of the supporting seat are respectively provided with a left end cover and a right end cover, the transmission mechanism comprises a primary transmission shaft and a secondary transmission shaft, the primary transmission shaft is arranged on the base through a bearing seat, the primary transmission shaft is connected with the bearing seat through a first fixed bearing, one end of the primary transmission shaft penetrates through the left end cover and extends into the supporting seat, and the end face of the end is provided with a square hole along the axial direction, the secondary transmission shaft is arranged in the supporting seat, can move along the axial direction of the supporting seat, one end of the secondary transmission shaft opposite to the upper hole of the primary transmission shaft is provided with a square connecting end, the first-stage transmission shaft and the second-stage transmission shaft are located on the same axis, and the square connecting end of the second-stage transmission shaft can stretch into the square hole and be in clearance fit with the square hole.
Further, as the preferred technical scheme, be provided with the spring between one-level transmission shaft and the secondary drive axle, the spring can be used to push away the square hole on the one-level transmission shaft with the square link of secondary drive axle.
Further, as a preferred technical scheme, the spring is sleeved on the secondary transmission shaft, and the spring is positioned between a shaft shoulder of the secondary transmission shaft and the left end cover.
Further, as the preferred technical scheme, be provided with thrust bearing between spring and the secondary drive axle shaft shoulder, thrust bearing cover is established on the secondary drive axle, sets up between secondary drive axle and supporting seat, thrust bearing can follow the supporting seat and slide.
Further, as an optimal technical scheme, a second fixing bearing is arranged in the supporting seat, the second fixing bearing is arranged between the first-stage transmission shaft and the supporting seat, and the second fixing bearing is sleeved on the first-stage transmission shaft.
Further, as an optimal technical scheme, a spring retainer ring is arranged between the secondary transmission shaft and the supporting seat and is positioned on one side of the second fixed bearing, the spring retainer ring is fixed on the supporting seat and is in clearance fit with the secondary transmission shaft, and one end of the spring is connected to one end face of the spring retainer ring.
Furthermore, as an optimal technical scheme, one end of the secondary transmission shaft penetrates through the right end cover and extends out of the supporting seat, a crank shaft coaxial with the secondary transmission shaft is arranged at the extending end, and the crank shaft is of a square structure.
Further, as a preferred technical scheme, a cylinder cover is arranged on the outer cover of the crank shaft and arranged on the right end cover.
Further, as a preferred technical scheme, the square connecting end is coaxially connected with a guide shaft, the diameter of the guide shaft is equal to the side length of the square connecting end, and the length of the guide shaft is smaller than the depth of the square hole.
The utility model discloses the beneficial effect who has:
the utility model discloses a structure that one-level transmission shaft and secondary drive axle combined, the cooperation through quad slit and square link can realize that one-level transmission shaft and secondary drive axle's link up fast and break away from fast, its simple structure, convenient operation, very big use that has made things convenient for transmission.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a schematic structural diagram of the secondary transmission shaft in the embodiment of the present invention.
In the figure: 1-secondary transmission shaft, 2-thrust bearing, 3-spring, 4-support seat, 5-spring retainer ring, 6-second fixed bearing, 7-left end cover, 8-right end cover, 11-primary transmission shaft, 12-bearing seat, 13-first fixed bearing, 15-connecting key, 16-transmission gear, 17-gear retainer ring, 18-cylindrical cover, 20-base, 21-guide shaft, 22-square connecting end, 23-cylindrical shaft and 24-crank shaft.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments.
Examples
As shown in fig. 1 and fig. 2, a manual separation type transmission device includes a base 20, a transmission mechanism and a support seat 4, the support seat 4 is fixedly disposed on the base 20, the interior of the support seat 4 is a through hole structure, a left end cap 7 and a right end cap 8 are respectively disposed at two ends of the support seat 4, the transmission mechanism includes a primary transmission shaft 11 and a secondary transmission shaft 1, the primary transmission shaft 11 is disposed on the base 20 through a bearing seat 12, the primary transmission shaft 11 is connected with the bearing seat 12 through a first fixing bearing 13, one end of the primary transmission shaft 11 penetrates through the left end cap 7 and extends into the support seat 4, a square hole is disposed on an end face of the end along an axial direction, the other end of the primary transmission shaft 11 is connected with a transmission gear 16 driving the work through a connecting key 15, a gear retaining ring 17 sleeved on the primary transmission shaft 11 is disposed outside the transmission, secondary drive axle 1 sets up in supporting seat 4, can follow 4 axis directions of supporting seat and remove, secondary drive axle 1 sets up to square link 22 with the 11 one ends that top side shape holes are relative of one-level transmission axle, 11 and the secondary drive axle 1 of one-level transmission axle are located the same axis, and secondary drive axle 1's square link 22 can stretch into square downthehole and between the square hole clearance fit. As shown in fig. 3, in this embodiment, the square connecting end 22 is a square shaft structure, and the secondary transmission shaft 1 is a cylindrical shaft 23 structure, and the square shaft is directly connected with the cylindrical shaft 23 on the same axis. The effect of one-level transmission shaft 11 and secondary drive shaft 1 is that the connection and the separation that utilize direction hole and square connecting end 22 realize one-level transmission shaft 11 and secondary drive shaft 1 break away from and connect, realize that secondary drive shaft 1 can transmit the moment of torsion to one-level transmission shaft 11 when connecting, drive one-level transmission shaft 11 and rotate, secondary drive shaft 1 is not influenced each other with one-level transmission shaft 11 when breaking away from, can realize transmission's separation from this. Wherein the first stationary bearing 13 can improve the driving stability of the primary transmission shaft 11.
The square connecting end 22 is coaxially connected with a guide shaft 21, the diameter of the guide shaft 21 is equal to the side length of the square connecting end 22, and the length of the guide shaft 21 is smaller than the depth of a square hole. The guide shaft 21 is used for guiding the square connecting end 22 to extend into the square hole.
Be provided with spring 3 between one-level transmission shaft 11 and the secondary drive axle 1, spring 3 can be used to push away the square hole on the one-level transmission shaft 11 with the square connecting end 22 of secondary drive axle 1. The spring 3 is sleeved on the secondary transmission shaft 1, and the spring 3 is positioned between a shaft shoulder of the secondary transmission shaft 1 and the left end cover 7. The spring 3 is used for pushing the square connecting end 22 on the secondary transmission shaft 1 into the square hole, and after the transmission work is finished, the spring 3 converts the compressed elastic potential energy into elastic deformation force to push the secondary transmission shaft 1 to automatically separate from the primary transmission shaft 11.
Be provided with second fixing bearing 6 in the supporting seat 4, second fixing bearing 6 sets up between one-level transmission shaft 11 and supporting seat 4, second fixing bearing 6 cover is established on one-level transmission shaft 11. The second fixing bearing 6 can provide a rotating fulcrum for the primary transmission shaft 11 in the supporting seat 4, so that the transmission stability is further improved.
Be provided with thrust bearing 2 between spring 3 and the 1 shaft shoulder of secondary drive shaft, thrust bearing 2 cover is established on secondary drive shaft 1, sets up between secondary drive shaft 1 and supporting seat 4, thrust bearing 2 can follow supporting seat 4 and slide. Thrust bearing 2's effect is to bear input axial force, transmits axial force to spring 3, realizes spring 3's compression, and when manual stop, spring 3 is automatic to act on thrust bearing 2 with elastic deformation power, and thrust bearing 2 drives secondary drive shaft 1 and withdraws from the quad slit. Be provided with spring retainer ring 5 between secondary drive shaft 1 and the supporting seat 4, spring retainer ring 5 is located second fixing bearing 6 one side, spring retainer ring 5 is fixed on supporting seat 4, and with secondary drive shaft 1 between clearance fit, 3 one end of spring is connected on 5 terminal surfaces of spring retainer ring. The thrust bearing 2 is arranged to provide a fulcrum for torque transmission of the secondary transmission shaft 1, so that the transmission stability of the secondary transmission shaft 1 is improved; thrust bearing 2 can also realize axial motion under the prerequisite that does not influence second grade transmission shaft 1 and rotate, can be for transmitting the axial force that second grade transmission shaft 1 produced to spring 3, realize spring 3's compression.
One end of the secondary transmission shaft 1 penetrates through the right end cover 8 and extends out of the supporting seat 4, a crank shaft 24 coaxial with the secondary transmission shaft 1 is arranged at the extending end, and the crank shaft 24 is of a square structure. The crank shaft 24 is covered by a cylindrical cover 18, and the cylindrical cover 18 is arranged on the right end cover 8. The crank shaft 24 provides a rotary power supply end and can be matched with the crank to rotate the secondary transmission shaft 1 so as to provide power for the whole device. The cylinder cover 18 is used as a protective cover of the crank shaft 24, and can cover the crank shaft 24 when manual transmission is not used, so that potential safety hazards and environment damage to the device are avoided.
When the separating transmission device works, the cylinder cover is taken down, the crank is matched with the crank shaft to extrude the secondary transmission shaft, the square connecting end completely enters the square hole, and then the crank is rotated to perform transmission work. After the transmission is completed, the crank is withdrawn, the compressed spring automatically pushes the secondary transmission shaft away from the primary transmission shaft, the square connecting end is completely withdrawn from the square hole, and the work is completed at the moment.
The present invention is not limited to the above description and drawings, but should be understood as being illustrative and not restrictive, and the technical features can be replaced and modified without creative efforts by those skilled in the art according to the technical content disclosed, all falling within the scope of the present invention.
Claims (9)
1. A manual separation type transmission device comprises a base (20), a transmission mechanism and a supporting seat (4), and is characterized in that the supporting seat (4) is fixedly arranged on the base (20), a through hole structure is arranged inside the supporting seat (4), a left end cover (7) and a right end cover (8) are respectively arranged at two ends of the supporting seat (4), the transmission mechanism comprises a primary transmission shaft (11) and a secondary transmission shaft (1), the primary transmission shaft (11) is arranged on the base (20) through a bearing seat (12), the primary transmission shaft (11) is connected with the bearing seat (12) through a first fixed bearing (13), one end of the primary transmission shaft (11) penetrates through the left end cover (7) and extends into the supporting seat (4), a square hole is formed in the end face along the axis direction, the secondary transmission shaft (1) is arranged in the supporting seat (4), can follow supporting seat (4) axis direction and remove, the one end that second grade transmission shaft (1) and one-level transmission shaft (11) top side shape hole is relative sets up to square link (22), one-level transmission shaft (11) and second grade transmission shaft (1) are located the same axis, square link (22) of second grade transmission shaft (1) can stretch into square downthehole and between the square hole clearance fit.
2. A manual split transmission as claimed in claim 1, characterised in that a spring (3) is provided between the primary (11) and secondary (1) drive shafts, said spring (3) being operable to push the square connecting end (22) of the secondary drive shaft (1) away from the square aperture in the primary drive shaft (11).
3. The manual disconnect transmission of claim 2, characterized in that, spring (3) cover is established on secondary drive shaft (1), and spring (3) is located between secondary drive shaft (1) a shoulder and left end cap (7).
4. A manual split transmission according to claim 3, wherein a thrust bearing (2) is arranged between the spring (3) and the shoulder of the secondary transmission shaft (1), the thrust bearing (2) is sleeved on the secondary transmission shaft (1) and arranged between the secondary transmission shaft (1) and the supporting seat (4), and the thrust bearing (2) can slide along the supporting seat (4).
5. The manual split transmission according to claim 1, wherein a second fixed bearing (6) is arranged in said support base (4), said second fixed bearing (6) being arranged between said primary transmission shaft (11) and said support base (4), said second fixed bearing (6) being fitted over said primary transmission shaft (11).
6. A manual split transmission according to claim 5, wherein a spring retainer ring (5) is arranged between the secondary transmission shaft (1) and the supporting seat (4), the spring retainer ring (5) is positioned at one side of the second fixed bearing (6), the spring retainer ring (5) is fixed on the supporting seat (4) and is in clearance fit with the secondary transmission shaft (1), and one end of the spring (3) is connected to one end face of the spring retainer ring (5).
7. The manual separation type transmission device according to claim 1, wherein one end of the secondary transmission shaft (1) penetrates through the right end cover (8) and extends out of the supporting seat (4), a crank shaft (24) which is coaxial with the secondary transmission shaft (1) is arranged at the extending end, and the crank shaft (24) is of a square structure.
8. A manual split transmission as claimed in claim 7, wherein said crank shaft (24) is externally covered by a cylindrical cover (18), said cylindrical cover (18) being provided on the right end cap (8).
9. A manual split transmission as claimed in claim 1, wherein said square coupling end (22) has a guide shaft (21) coaxially attached thereto, said guide shaft (21) having a diameter equal to the length of the sides of the square coupling end (22), said guide shaft (21) having a length less than the depth of the square hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921906610.2U CN211082618U (en) | 2019-11-07 | 2019-11-07 | Manual disconnect-type transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921906610.2U CN211082618U (en) | 2019-11-07 | 2019-11-07 | Manual disconnect-type transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211082618U true CN211082618U (en) | 2020-07-24 |
Family
ID=71628055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921906610.2U Expired - Fee Related CN211082618U (en) | 2019-11-07 | 2019-11-07 | Manual disconnect-type transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211082618U (en) |
-
2019
- 2019-11-07 CN CN201921906610.2U patent/CN211082618U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200724 |