CN217177200U - Spline involute torque transmission shaft - Google Patents
Spline involute torque transmission shaft Download PDFInfo
- Publication number
- CN217177200U CN217177200U CN202220213065.4U CN202220213065U CN217177200U CN 217177200 U CN217177200 U CN 217177200U CN 202220213065 U CN202220213065 U CN 202220213065U CN 217177200 U CN217177200 U CN 217177200U
- Authority
- CN
- China
- Prior art keywords
- spline
- shaft
- input shaft
- transmission shaft
- sleeve
- 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.)
- Active
Links
Images
Abstract
The spline involute torque transmission shaft comprises a spline input shaft, an output transmission shaft and a connecting sleeve; the spline input shaft is provided with a spiral spline, an inner spiral spline sleeve gear matched with spiral patterns is arranged in a spline sleeve, the spline sleeve is sleeved on the spiral spline, the outer side of the spline sleeve is fixed in the connecting sleeve, one end of a torsion spring is connected on the spline input shaft through the spiral spline in the connecting sleeve, and the other end of the torsion spring is connected with the part of the output transmission shaft penetrating into the connecting sleeve. The utility model discloses a design into spline input shaft and power output shaft with the transmission shaft, set up the big moment of torsion input that the torsional spring is used for buffering the spline input shaft between the diaxon, later recycle and transmit for power output shaft output after the rotatory compression buffering of torsional spring, can effectively avoid between the transmission shaft because of the too big and frequent fracture that causes of moment of torsion, structurally input and output unite two into one, can compatible adaptation big moment of torsion input, the applied scene of transmission shaft is wider.
Description
Technical Field
The utility model relates to a torque transmission shaft, spline involute torque transmission shaft.
Background
At present, a spline torque transmission shaft is usually used for connecting torque output from an engine, and after the engine rotates and drives a spline to rotate, the faster the rotating speed, the smaller the torque, and the slower the rotating speed, the larger the torque.
The change of the rotating speed of the engine directly affects spline torque transmission shafts, most of shaft levers between transmission shafts are shaft levers with different outer diameters, so that the engine outputs the torque transmission shafts, the rotating shafts transmit the torque to other transmission shafts, the torque received by the torque transmission shafts is changed too much, or frequent change can directly cause the shaft levers to be easily broken.
Disclosure of Invention
The utility model aims at providing a spline involute button moment transmission shaft that has transition during button moment transmission in order to solve the technical problem of easy fracture between transmission shaft or transmission shaft and the transmission shaft when the input button moment is too big.
The utility model discloses the technical scheme who solves the problem as follows:
spline involute torque transmission shaft, its characterized in that: the device comprises a spline input shaft, an output transmission shaft and a connecting sleeve; the spline input shaft is provided with a spiral spline, an inner spiral spline sleeve gear matched with spiral patterns is arranged in a spline sleeve, the spline sleeve is sleeved on the spiral spline, the outer side of the spline sleeve is fixed in the connecting sleeve, one end of a torsion spring is connected on the spline input shaft through the spiral spline in the connecting sleeve, and the other end of the torsion spring is connected with the part of the output transmission shaft penetrating into the connecting sleeve.
Preferably, an input shaft spring seat is further clamped on the spline input shaft between the torsion spring and the helical spline; one end of the torsion spring is clamped on the spring seat of the input shaft.
Preferably, a tensioning limiting protruding strip is arranged on the spline input shaft on one side of the helical spline, and an axial rotation limiting groove is formed in the middle of the input shaft spring seat corresponding to the tensioning limiting protruding strip and used for the spline input shaft to penetrate through.
Preferably, one end of the output transmission shaft, which is arranged in the connecting sleeve, is provided with a male insertion notch, and the end is connected with the torsion spring through an output shaft spring seat, which is provided with a female insertion notch corresponding to the male insertion notch.
Preferably, an oil seal is embedded at one side port of the spline housing.
The utility model has the advantages as follows:
compared with the prior art, the utility model discloses a design spline input shaft and power output shaft with the transmission shaft, set up the big moment of torsion input that the torsional spring is used for buffering the spline input shaft between the diaxon, later recycle and transmit for power output shaft output after the torsional spring rotary compression buffering, can effectively avoid the fracture that causes because of the too big and frequent change of moment of torsion between the transmission shaft, structurally input and output unite two into one, but the big moment of torsion input of compatible adaptation, the applied scene of transmission shaft is wider.
Description of the drawings:
fig. 1 is an exploded view of the present invention;
fig. 2 is a structural sectional view of the present invention.
The specific implementation mode is as follows:
the present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, the spline involute torque transmission shaft includes a spline input shaft 1, an output transmission shaft 2 and a connecting sleeve 3; the surface of one end of the spline input shaft 1 is provided with a spline 12, the shaft body of the spline input shaft 1 is provided with a spiral spline 11, an inner spiral spline sleeve tooth 41 matched with spiral patterns is arranged in a spline sleeve 4, the spline sleeve 4 is sleeved on the spiral spline 11, meanwhile, the outer side of the spline sleeve 3 is fixed in the connecting sleeve 3, one end of a torsion spring 5 is connected on the spline input shaft 1 through the spiral spline 11 in the connecting sleeve 3, and the other end of the torsion spring 5 is connected with the output transmission shaft 2 to deeply penetrate into the shaft body of the connecting sleeve part.
The spline housing 4 is provided with a step surface, the housing body of the spline housing 4 below the step surface completely extends into the inner side of the connecting sleeve 3, the surfaces of the connecting sleeve 3 and the lower housing body are respectively provided with a through pin hole, a positioning pin 31 is arranged in the pin hole of the connecting sleeve 3, and the connecting sleeve 3 and the spline housing 4 are fixed after a hexagon bolt 32 penetrates through the positioning pin in the positioning pin. The spline housing 4 above the step surface is clamped on the edge of the port of the connecting sleeve 3.
The other end of the output transmission shaft 2 extends into the shaft body of the connecting sleeve part and is also provided with a through pin hole on the connecting sleeve, a positioning pin is also arranged on the pin hole of the connecting sleeve 3, and the output transmission shaft 2 is connected with the connecting sleeve 3 after the hexagonal bolt penetrates through the positioning pin.
In the implementation process, the spline 12 of the spline input shaft 1 is connected with other transmission shafts or the torque output end of the motor, so that the spline input shaft 1 rotates, the spline input shaft 1 rotates rapidly due to the input of large torque, and the spiral spline 11 is guided by the spiral spline 11 to rotate in the spline housing 4 and extends into the connecting sleeve 3 by taking the spiral spline 11 as the rotating diameter. At the moment, the torsion spring 5 directly or indirectly connected with the end part of the spline input shaft 1 starts to be twisted and compressed, the output transmission shaft 2 directly or indirectly connected with the other end of the torsion spring 5 starts to rotate while the torsion spring 5 is twisted and compressed, but the torque is greatly weakened at the moment, the output transmission shaft 2 drives the connecting sleeve 3 to rotate together after starting to rotate, and the spline sleeve 4 is fixed at the other end of the connecting sleeve 3, so that the output transmission shaft 2 starts to rotate after being buffered, the spline input shaft 1 and the output transmission shaft 2 tend to be in synchronous transmission, and the transmission shaft can be applied to various high-torque input places due to the structure.
Further, as a novel improvement on the present application, an input shaft spring seat 6 is further clamped and sleeved on the spline input shaft 1 between the torsion spring 5 and the helical spline 11; one end of the torsion spring 5 is clamped on the input shaft spring seat 6.
In this embodiment, the input shaft spring seat 6 provides convenience in production and assembly of the transmission shaft, and the input shaft spring seat 6 matched with the torsion spring 5 can better resist the torsion spring 5 and act on twisting the torsion spring 5 and compressing the torsion spring 5.
Further, as to this with neotype improvement, in helical spline one side be equipped with the spacing sand grip of tensioning 13 on the spline input shaft 1, correspond the spacing sand grip of tensioning 13 the border that supplies spline input shaft 1 to pass in the middle of the input shaft spring holder 6 is equipped with axial rotation limiting groove 61, and axial rotation limiting groove 61 supplies the spacing sand grip of tensioning 13 to pass, and when implementing, axial rotation limiting groove 61 both sides groove edge provides certain resistance intensity on the axial, just so can restrict input shaft spring holder 6 axial rotation completely in the axial.
In the present embodiment, one end of the torsion spring 5 is clamped on the input shaft spring seat 6, and after assembly, the end of the torsion spring 5 can completely abut against the input shaft spring seat 6 when being compressed, so that the torsion spring 5 has an acting point for torsion compression.
Furthermore, as a novel improvement on the utility model, one end of the output transmission shaft 2, which is arranged in the connecting sleeve 3, is provided with a male inserting notch 21, and the end is connected with the torsion spring 5 through a pair of output shaft spring seats 7, which are provided with female inserting notches 71 corresponding to the male inserting notches 21.
In this embodiment, a fixing nut 22 is disposed in the output transmission shaft 2, an inner hexagonal screw 23 is disposed on the surface of the fixing nut 22, a positioning pin is installed in the pin hole outside the connecting sleeve 3, and a hexagonal bolt penetrates the positioning pin and the inner hexagonal screw 23 in the fixing nut 21 to screw the output transmission shaft 2 and the connecting sleeve 3. The female insertion notch 71 of the internal output shaft spring seat 7 is inserted into the male insertion notch 21 of the output transmission shaft, and the other end of the torsion spring 5 abuts against the other side surface of the output shaft spring seat 7.
Thus, in use, the output shaft spring seat 7 can completely bear the compression resistance of the torsion spring 5, and the rotating force of the torsion spring is well transmitted to the output transmission shaft 2 through the female socket 71.
Furthermore, as to this novel improvement of usefulness, inlay at spline housing 4 side port department and establish an oil blanket 8.
In this embodiment, the oil seal 8 can well seal the lubricating oil in the connecting sleeve 3, and prolong the service life of the parts arranged in the connecting sleeve 3.
Claims (5)
1. Spline involute torque transmission shaft, its characterized in that: the device comprises a spline input shaft, an output transmission shaft and a connecting sleeve; the spline input shaft is provided with a spiral spline, an inner spiral spline sleeve gear matched with spiral patterns is arranged in a spline sleeve, the spline sleeve is sleeved on the spiral spline, the outer side of the spline sleeve is fixed in the connecting sleeve, one end of a torsion spring is connected on the spline input shaft through the spiral spline in the connecting sleeve, and the other end of the torsion spring is connected with the part of the output transmission shaft penetrating into the connecting sleeve.
2. A spline involute torque transmitting shaft according to claim 1, wherein: an input shaft spring seat is further sleeved on the spline input shaft between the torsion spring and the helical spline; one end of the torsion spring is clamped on the spring seat of the input shaft.
3. A spline involute torque transmitting shaft according to claim 2, wherein: and a tensioning limiting convex strip is arranged on the spline input shaft on one side of the spiral spline, and an axial rotation limiting groove is formed in the middle of the input shaft spring seat corresponding to the tensioning limiting convex strip and used for the spline input shaft to penetrate through.
4. A spline involute torque transmitting shaft according to claim 1, wherein: the end of the output transmission shaft arranged in the connecting sleeve is provided with a male insertion groove opening, and the end is connected with the torsion spring through an output shaft spring seat which is provided with a female insertion groove opening corresponding to the male insertion groove opening.
5. A spline involute torque transmitting shaft according to claim 1, wherein: an oil seal is embedded at one side port of the spline housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220213065.4U CN217177200U (en) | 2022-01-26 | 2022-01-26 | Spline involute torque transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220213065.4U CN217177200U (en) | 2022-01-26 | 2022-01-26 | Spline involute torque transmission shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217177200U true CN217177200U (en) | 2022-08-12 |
Family
ID=82737022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220213065.4U Active CN217177200U (en) | 2022-01-26 | 2022-01-26 | Spline involute torque transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217177200U (en) |
-
2022
- 2022-01-26 CN CN202220213065.4U patent/CN217177200U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5275254B2 (en) | Threaded shaft-hub connection | |
| CN201507567U (en) | Spline-type universal shaft | |
| CN217177200U (en) | Spline involute torque transmission shaft | |
| EP1058018A2 (en) | Plate-type clutch with helical means for dynamically adjusting the axial compression load on the plates | |
| CN211076041U (en) | Can improve festival fork subassembly of steering gear jackshaft pretension performance | |
| CN212351865U (en) | Marine diesel gear mandrel tightening tool | |
| CN2491641Y (en) | Connector for gearing and shaft of combing machine | |
| CN202301494U (en) | Large-torque transmission device | |
| CN216543131U (en) | Tightening tool | |
| CN113714787B (en) | Chain fastening device | |
| CN2692413Y (en) | Friction type driving shaft coupling device | |
| CN201661247U (en) | Universal shaft of screw drill | |
| CN203023192U (en) | Spline sleeve used for fixing mechanical parts | |
| CN214425025U (en) | Gear box of screwdriver | |
| CN214221749U (en) | Shaft end tightening cap | |
| CN219159467U (en) | Jaw gear, clutch and automobile | |
| TWI773978B (en) | Twist-off mechanism of twist-off machine | |
| CN220378678U (en) | Transmission jackshaft subassembly connection structure | |
| CN216641986U (en) | Sliding block type movable hinge joint and split type sliding block universal shaft | |
| CN218408221U (en) | Speed reducer assembly trial run transmission coupling tool | |
| CN209579435U (en) | Electric hammer clutch | |
| CN2717920Y (en) | Electric and hand-operated two-purpose scissors jack | |
| CN213655641U (en) | Novel cam transmission shaft | |
| CN219263015U (en) | Flat key installation mechanism | |
| CN2637234Y (en) | I type pin body driving clutch force taking device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |