CN220101850U - Transmission shaft of friction torque device - Google Patents
Transmission shaft of friction torque device Download PDFInfo
- Publication number
- CN220101850U CN220101850U CN202321322992.0U CN202321322992U CN220101850U CN 220101850 U CN220101850 U CN 220101850U CN 202321322992 U CN202321322992 U CN 202321322992U CN 220101850 U CN220101850 U CN 220101850U
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- Prior art keywords
- shaft
- friction
- friction torque
- transmission shaft
- clamping plate
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 43
- 230000001681 protective effect Effects 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000003068 static effect Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 1
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- Mechanical Operated Clutches (AREA)
Abstract
The utility model relates to a transmission shaft of a friction torque device, which solves the problem that an excessive load in automobile transmission can damage a gearbox. Including dividing first axostylus axostyle and the second axostylus axostyle of establishing both ends, be equipped with the axis body between first axostylus axostyle and the second axostylus axostyle, the second axostylus axostyle outer end is connected with the second boss through the twentieth byte and promotes the round pin, and the second boss promotes the round pin and peg graft there is friction torsion ware, and friction torsion ware includes the friction disc, and the interior terminal surface and the outer terminal surface of friction disc paste respectively are equipped with the friction disc, and the friction disc subsides of the interior terminal surface of friction disc are equipped with first splint, and the second splint are established to the friction disc subsides of the outer terminal surface of friction disc, and second splint and first splint all are provided with a plurality of adjusting bolt group around, wear to be equipped with adjusting spring on the adjusting bolt group. When the load is too high, the friction plate and the friction plate can slip, and the structure of the input end of the transmission, such as a gearbox, is protected; the maximum static friction force of the friction plate and the friction plate can be adjusted to control the slip threshold.
Description
Technical Field
The utility model belongs to the technical field of transmission, and relates to a transmission shaft, in particular to a transmission shaft of a friction torque device.
Background
The transmission shaft is a main transmission mode of mechanical power, and can adapt to power transmission with large torque and high rotating speed. The rotation speed of the transmission shaft is generally regulated through a gearbox to realize power transmission from a power source, the gearbox and the transmission shaft to a load, but in the process of power transmission of the transmission shaft, when the load is overlarge, the possibility of damage to the gearbox exists due to overlarge torque, so that great loss is caused. Therefore, the power transmission is cut off when the load is too high, and the method is an effective means for protecting the gearbox.
Disclosure of Invention
The utility model aims to solve the problem that an excessive load can damage a gearbox in the power transmission process of a transmission shaft, and provides a friction torque device transmission shaft which adopts friction force to transmit power, can generate slipping in the high load and protects the gearbox.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a friction torque device transmission shaft, includes first axostylus axostyle and the second axostylus axostyle that establishes both ends separately, is equipped with the axis body between first axostylus axostyle and the second axostylus axostyle, first axostylus axostyle outer end is connected with first boss through first cross festival and pushes away the round pin, and the second axostylus axostyle outer end is connected with the second boss through the twenty-th byte and pushes away the round pin, and the terminal surface that the second boss pushes away the round pin is equipped with the second shaft hole that is used for connecting, and the second boss pushes away the round pin and pegs graft there is friction torque device, and friction torque device includes the friction disc, and the interior terminal surface center of friction disc is equipped with the connector of grafting in the second shaft hole, and the interior terminal surface of friction disc is pasted respectively with the friction disc, and the friction disc of friction disc interior terminal surface pastes and is equipped with first splint, and the friction disc of friction disc outer terminal surface pastes establishes the second splint, and first splint circumference evenly is provided with a plurality of adjusting bolt group, wear to be equipped with adjusting spring on the adjusting bolt group, the outer terminal center of second splint is equipped with the third shaft hole.
The shaft body of the device is a sliding shaft, the transmission distance can be adjusted, and the cross joint structure can enable two ends of the transmission shaft to have a certain transmission angle. One end of the friction torque device is an output end, the friction torque device forms transmission through friction force of the friction plate and the friction disc, and when the load is too high, the friction plate and the friction disc can slip, so that the structure of the transmission input end such as a gearbox is protected. The pressing force of the adjusting spring can be controlled through the adjusting bolt group, so that the maximum static friction force of the friction plate and the friction plate is adjusted, and the slipping threshold value is controlled.
Preferably, the friction plate is an annular friction plate.
Preferably, the adjusting bolt group comprises an adjusting bolt and an adjusting nut, the adjusting bolt penetrates from one end of the second clamping plate, the adjusting nut is arranged at one end of the first clamping plate, and the adjusting spring is propped between the adjusting nut and the first clamping plate. One end of the adjusting spring is arranged inwards, so that the possibility of interference with other parts is reduced. The clamping force of the adjusting spring can be controlled by adjusting the position of the nut, so that the maximum static friction force is adjusted.
Preferably, an elastic seam is arranged on the periphery of the first shaft hole, and a first locking bolt is arranged at the elastic seam.
Preferably, the second shaft hole has the same structure as the first shaft hole.
Preferably, two-piece type clamping blocks are arranged at the outer ends of the second clamping plates, half shaft holes are respectively formed in the opposite side faces of the two-piece type clamping blocks, two half shaft Kong Zucheng third shaft holes are formed in the two-piece type clamping blocks, two second locking bolts penetrate through the two-piece type clamping blocks, and the two second locking bolts are respectively arranged on two sides of the third shaft holes.
Preferably, the shaft body comprises a first triangular pipe and a second triangular pipe which can be glidingly nested, the first triangular pipe is fixed with the first shaft fork, and the second triangular pipe is fixed with the second shaft fork.
Preferably, a bowl-shaped first protection cover is arranged on the outer side of the first shaft fork, a cylindrical first protection shell is arranged on the outer side of the first triangular tube, a first shaft neck is arranged at the joint of the first shaft fork and the first triangular tube, and the first protection cover is connected with the end part of the first protection shell and is fixed at the first shaft neck through a first buckle; the outer side of the second shaft fork is provided with a bowl-shaped second protective cover, the outer side of the second triangular pipe is provided with a cylindrical second protective shell, the joint of the second shaft fork and the second triangular pipe is a second shaft neck, and the second protective cover is connected with the end part of the second protective shell and is fixed at the second shaft neck through a second buckle; the first and second guard cases are slidably nested.
Preferably, the first protection cover and the second protection cover are made of rubber materials, the first protection shell and the second protection shell are made of metal materials, and the first buckle and the second buckle are made of plastic materials.
Preferably, the inner end outer walls of the first protective cover and the second protective cover are respectively connected with an iron chain.
The output end of the transmission shaft forms transmission through the friction force of the friction plate and the friction plate, when the load is too high, the friction plate and the friction plate can slip, and the structure of the input end of the transmission shaft, such as a gearbox, is protected; the pressing force of the adjusting spring can be controlled through the adjusting bolt group, so that the maximum static friction force of the friction plate and the friction plate is adjusted, and the slipping threshold value is controlled.
Drawings
The utility model is further described below with reference to the accompanying drawings.
Fig. 1 is a schematic view of a structure of the present utility model.
Fig. 2 is a schematic view of the left end of fig. 1 according to the present utility model.
Fig. 3 is a schematic view of the right end structure of fig. 1 according to the present utility model.
In the figure: 1. the first boss is promoted, 2, the first ten-way joint, 3, the first shaft yoke, 4, the first protective cover, 5, the first buckle, 6, the first protective cover, 7, the first triangular pipe, 8, the second triangular pipe, 9, the second protective cover, 10, the second protective cover, 11, the second buckle, 12, the second shaft yoke, 13, the twenty-th joint, 14, the second boss is promoted, 15, the connector, 16, the first clamping plate, 17, the friction disc, 18, the second clamping plate, 19, the friction disc, 20, the adjusting spring, 21, the adjusting bolt group, 22, the iron chain, 23, the first locking bolt, 24, the first shaft hole, 25, the second shaft hole, 26, the clamping block, 27 and the second locking bolt.
Detailed Description
The utility model will be further illustrated by the following examples in conjunction with the accompanying drawings.
Examples: a friction torque transmission shaft as shown in figure 1. The device comprises a first shaft fork 3 and a second shaft fork 12 which are respectively arranged at two ends, wherein the first shaft fork 3 and the second shaft fork 12 are triangular tube forks. The outer end of the first shaft fork 3 is connected with a first boss push pin 1 through a first cross-shaped joint 2. As shown in fig. 2, the end face of the first boss push pin 1 is provided with a first shaft hole 24 for connection, the circumference of the first shaft hole 24 is provided with an elastic seam, and the elastic seam is provided with a first locking bolt 23. The outer end of the second shaft fork 12 is connected with a second boss push pin 14 through a twentieth byte 13, and the end face of the second boss push pin is provided with a second shaft hole for connection, and the structure of the second shaft hole is the same as that of the first shaft hole. A shaft body is arranged between the first shaft fork 3 and the second shaft fork 12. The shaft body comprises a first triangular pipe 7 and a second triangular pipe 8 which can be glidingly nested, the first triangular pipe 7 is fixed with the first shaft fork 3, and the second triangular pipe 8 is fixed with the second shaft fork 12. The outer side of the first shaft fork 3 is provided with a bowl-shaped first protective cover 4, the outer side of the first triangular tube is provided with a cylindrical first protective shell 6, the joint of the first shaft fork and the first triangular tube is a first shaft neck, and the first protective cover is connected with the end part of the first protective shell and is fixed at the first shaft neck through a first buckle 5; the outer side of the second shaft fork 12 is provided with a bowl-shaped second protection cover 10, the outer side of the second triangular tube is provided with a cylindrical second protection shell 9, the joint of the second shaft fork and the second triangular tube is a second shaft neck, and the second protection cover is connected with the end part of the second protection shell and is fixed at the second shaft neck through a second buckle 11; the first and second guard cases are slidably nested. The first protection casing with the second protection casing is the rubber material, first protection casing and second protection casing are the metal material, first buckle and second buckle are the plastics material. The inner end outer wall of the first protective cover and the inner end outer wall of the second protective cover are respectively connected with an iron chain.
The second boss of transmission shaft promotes the round pin 14 grafting has friction torsion ware, and friction torsion ware includes friction disc 17, and the interior terminal surface center of friction disc is equipped with the connector 15 of grafting in the second shaft hole, and the interior terminal surface of friction disc and outer terminal surface paste respectively and are equipped with friction disc 19, and the friction disc subsides of the interior terminal surface of friction disc are equipped with first splint 16, and the friction disc subsides of the outer terminal surface of friction disc are equipped with second splint 18, and second splint 18 and first splint 16 all are provided with a plurality of adjusting bolt group 21 all around, wear to be equipped with adjusting spring 20 on the adjusting bolt group. The adjusting bolt group 21 comprises an adjusting bolt and an adjusting nut, the adjusting bolt penetrates from one end of the second clamping plate, the adjusting nut is arranged at one end of the first clamping plate, and the adjusting spring is propped between the adjusting nut and the first clamping plate.
The center of the outer end of the second clamping plate is provided with a third shaft hole 15. As shown in fig. 3, the outer end of the second clamping plate 18 is provided with two clamping blocks 26, opposite sides of the two clamping blocks are respectively provided with a half shaft hole, two half shafts Kong Zucheng are respectively provided with a third shaft hole, two second locking bolts 27 are arranged between the two clamping blocks in a penetrating way, and the two second locking bolts are respectively arranged at two sides of the third shaft hole.
One end of the friction torque device is an output end, the friction torque device forms transmission through friction force of the friction plate and the friction disc, and when the load is too high, the friction plate and the friction disc can slip, so that the structure of the transmission input end such as a gearbox is protected. The pressing force of the adjusting spring can be controlled through the adjusting bolt group, so that the maximum static friction force of the friction plate and the friction plate is adjusted, and the slipping threshold value is controlled.
Claims (10)
1. The utility model provides a friction torque ware transmission shaft, includes first shaft yoke and the second shaft yoke that divides to establish both ends, is equipped with the axis body between first shaft yoke and the second shaft yoke, its characterized in that: the outer end of the first shaft fork is connected with a first boss push pin through a first cross joint, the end face of the first boss push pin is provided with a first shaft hole for connection, the outer end of the second shaft fork is connected with a second boss push pin through a twenty-second boss, the end face of the second boss push pin is provided with a second shaft hole for connection, the second boss push pin is inserted with a friction torque device, the friction torque device comprises a friction disc, the center of the inner end face of the friction disc is provided with a connector inserted in the second shaft hole, the inner end face and the outer end face of the friction disc are respectively provided with a friction plate, the friction plate of the inner end face of the friction disc is provided with a first clamping plate, the friction plate of the outer end face of the friction disc is provided with a second clamping plate, the circumference of the second clamping plate and the first clamping plate is uniformly provided with a plurality of adjusting bolt groups, an adjusting spring is arranged on the adjusting bolt group in a penetrating mode, and the center of the outer end of the second clamping plate is provided with a third shaft hole.
2. A friction torque transmission shaft as defined in claim 1, wherein: the friction plate is an annular friction plate.
3. A friction torque transmission shaft according to claim 1 or 2, wherein: the adjusting bolt group comprises an adjusting bolt and an adjusting nut, the adjusting bolt penetrates from one end of the second clamping plate, the adjusting nut is arranged at one end of the first clamping plate, and the adjusting spring is propped between the adjusting nut and the first clamping plate.
4. A friction torque transmission shaft according to claim 1 or 2, wherein: the periphery of the first shaft hole is provided with an elastic seam, and a first locking bolt is arranged at the elastic seam.
5. A friction torque transmission shaft according to claim 1 or 2, wherein: the structure of the second shaft hole is the same as that of the first shaft hole.
6. A friction torque transmission shaft according to claim 1 or 2, wherein: the outer end of the second clamping plate is provided with two-piece clamping blocks, the opposite side surfaces of the two-piece clamping blocks are respectively provided with a half shaft hole, two half shafts Kong Zucheng are respectively provided with a third shaft hole, two second locking bolts penetrate through the two-piece clamping blocks, and the two second locking bolts are respectively arranged on two sides of the third shaft hole.
7. A friction torque transmission shaft according to claim 1 or 2, wherein: the shaft body comprises a first triangular pipe and a second triangular pipe which can be nested in a sliding mode, the first triangular pipe is fixed with the first shaft fork, and the second triangular pipe is fixed with the second shaft fork.
8. A friction torque transmission shaft as defined in claim 7, wherein: the outer side of the first shaft fork is provided with a bowl-shaped first protective cover, the outer side of the first triangular tube is provided with a cylindrical first protective shell, the joint of the first shaft fork and the first triangular tube is a first shaft neck, and the first protective cover is connected with the end part of the first protective shell and is fixed at the first shaft neck through a first buckle; the outer side of the second shaft fork is provided with a bowl-shaped second protective cover, the outer side of the second triangular pipe is provided with a cylindrical second protective shell, the joint of the second shaft fork and the second triangular pipe is a second shaft neck, and the second protective cover is connected with the end part of the second protective shell and is fixed at the second shaft neck through a second buckle; the first and second guard cases are slidably nested.
9. A friction torque transmission shaft as defined in claim 8, wherein: the first protection cover and the second protection cover are made of rubber materials, the first protection cover and the second protection cover are made of metal materials, and the first buckle and the second buckle are made of plastic materials.
10. A friction torque transmission shaft as defined in claim 8, wherein: the inner end outer wall of the first protective cover and the inner end outer wall of the second protective cover are respectively connected with an iron chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321322992.0U CN220101850U (en) | 2023-05-29 | 2023-05-29 | Transmission shaft of friction torque device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321322992.0U CN220101850U (en) | 2023-05-29 | 2023-05-29 | Transmission shaft of friction torque device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220101850U true CN220101850U (en) | 2023-11-28 |
Family
ID=88866116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321322992.0U Active CN220101850U (en) | 2023-05-29 | 2023-05-29 | Transmission shaft of friction torque device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220101850U (en) |
-
2023
- 2023-05-29 CN CN202321322992.0U patent/CN220101850U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |