CN213478959U - Axial compensation mechanism - Google Patents
Axial compensation mechanism Download PDFInfo
- Publication number
- CN213478959U CN213478959U CN202022368293.2U CN202022368293U CN213478959U CN 213478959 U CN213478959 U CN 213478959U CN 202022368293 U CN202022368293 U CN 202022368293U CN 213478959 U CN213478959 U CN 213478959U
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- rotating shaft
- connecting rod
- shaped grooves
- compensation
- crankshaft
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Abstract
The utility model relates to an axial compensation mechanism, which relates to the field of shaft coupling design, and is arranged between the output shafts of a prime motor and a transmission system, wherein the prime motor and the transmission system are both provided with an installation interface, the axial compensation mechanism comprises a right rotating shaft, a left rotating shaft and a connecting rod, the end surface of the left rotating shaft is provided with a plurality of U-shaped grooves a, the end surface of the right rotating shaft is provided with a plurality of U-shaped grooves b, the axial compensation mechanism also comprises a pin shaft and a crankshaft, one end of the connecting rod is rotatably connected with the U-shaped grooves a through the pin shaft; through holes are formed in the two ends of the connecting rod, and the diameter of the pin shaft is smaller than that of the through holes to form a compensation gap; the diameter of the crankshaft is matched with that of the through hole; the device can rotate around the crankshaft through the connecting rod, the change of the axis distance between the end face of the left rotating shaft and the end face of the right rotating shaft is realized, the axial length compensation is realized, the concentricity error compensation of the two rotating shafts is ensured through the compensation gap between the connecting rod and the pin shaft, and the device is simple in structure, safe and reliable.
Description
Technical Field
The utility model relates to a shaft coupling design field, concretely relates to axial compensation mechanism.
Background
The function of the coupling is to connect two shafts together, typically between a prime mover and the input shaft of a transmission system in a mechanical device. Two shafts connected with the coupler can cause the relative position of the two shafts to change due to manufacturing and mounting errors, deformation after bearing, temperature change and the like, and cannot ensure strict centering. The rigid coupling on the market can only transmit motion and torque; the flexible coupling can not only transmit motion and torque, but also has different degrees of axial, radial and angular compensation performance, but the flexible couplings on the market can not compensate axial length and concentricity simultaneously.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide an axial compensation mechanism and compensation method of steady axial length compensation and concentricity compensation.
The purpose of the utility model is realized through the following technical scheme: an axial compensation mechanism comprises a right rotating shaft, a left rotating shaft and a connecting rod; wherein:
the end face of the left rotating shaft is provided with a plurality of U-shaped grooves a, the end face of the right rotating shaft is provided with a plurality of U-shaped grooves b, the connecting rod further comprises a pin shaft and a crankshaft, one end of the connecting rod is rotatably connected with the U-shaped grooves a through the pin shaft, and the other end of the connecting rod is rotatably connected with the U-shaped grooves b through the crankshaft; through holes are formed in the two ends of the connecting rod, and the diameter of the pin shaft is smaller than that of the through holes to form a compensation gap; the diameter of the crankshaft is matched with that of the through hole.
Preferably, the U-shaped grooves a and the U-shaped grooves b are respectively and uniformly distributed on the end face of the left rotating shaft and the end face of the right rotating shaft; the one U-shaped groove a is located in spatial position between two U-shaped grooves b.
Preferably, two ends of the connecting rod are respectively arranged in the notches of the U-shaped groove a and the U-shaped groove b.
The utility model has the advantages of it is following:
1. the utility model discloses length deviation and concentricity deviation that appear when can be between compensation within range automatic compensation prime mover and the transmission system hub connection.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure: 1-left rotation axis; 2-U-shaped groove a; 3, connecting rods; 4-right rotation axis; 5-a pin shaft; 6-crankshaft; 7-U type groove b.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1, an axial compensation mechanism includes a right rotating shaft 4, a left rotating shaft 1 and a connecting rod 3; wherein:
the end face of the left rotating shaft 1 is provided with a plurality of U-shaped grooves a2, the end face of the right rotating shaft 4 is provided with a plurality of U-shaped grooves b7, the connecting rod further comprises a pin shaft 5 and a crankshaft 6, one end of the connecting rod 3 is rotatably connected with the U-shaped grooves a2 through the pin shaft 5, and the other end of the connecting rod 3 is rotatably connected with the U-shaped grooves b7 through the crankshaft 6; through holes are formed in two ends of the connecting rod 3, and the diameter of the pin shaft 5 is smaller than that of the through holes to form a compensation gap; the diameter of the crankshaft 6 is matched with that of the through hole.
Preferably, the U-shaped grooves a2 and b7 are uniformly distributed on the end surface of the left rotating shaft 1 and the right rotating end surface along the circumferential direction respectively; the one U-shaped groove a2 is located between two U-shaped grooves b7 in space.
Preferably, the two ends of the connecting rod 3 are respectively arranged in the notches of the U-shaped groove a2 and the U-shaped groove b 7.
Preferably, the number of the U-shaped grooves a2 and the number of the U-shaped grooves b7 are 3.
Preferably, a through hole matched with the pin shaft 5 in size is formed in the notch of the U-shaped groove a 2; the notch of the U-shaped groove b7 is provided with a through hole matched with the size of the crankshaft 6.
A method of an axial compensation mechanism for compensating for axial length and concentricity for installation between a prime mover and an output shaft of a transmission system, both the prime mover and the transmission system being provided with a mounting interface, comprising the steps of:
s1: the left rotating shaft 1 and the right rotating shaft 4 are respectively arranged on an installation interface of a prime motor and an installation interface of a transmission system;
s2: when an axial length error occurs, the connecting rod 3 can rotate around the crankshaft 6 to realize the change of the axial distance between the end surface of the left rotating shaft 1 and the end surface of the right rotating shaft 4, thereby realizing the axial length compensation;
s3: when the concentricity error occurs, the compensation clearance between the connecting rod 3 and the pin shaft 5 enables the connecting rod 3 to move in the compensation clearance along the pin shaft 5, thereby ensuring the concentricity error compensation of the two rotating shafts.
Claims (3)
1. An axial compensation mechanism which is characterized in that: comprises a right rotating shaft (4), a left rotating shaft (1) and a connecting rod (3); wherein:
the end face of the left rotating shaft (1) is provided with a plurality of U-shaped grooves a (2), the end face of the right rotating shaft (4) is provided with a plurality of U-shaped grooves b (7), the wind power generator further comprises a pin shaft (5) and a crankshaft (6), one end of the connecting rod (3) is rotatably connected with the U-shaped grooves a (2) through the pin shaft (5), and the other end of the connecting rod (3) is rotatably connected with the U-shaped grooves b (7) through the crankshaft (6); through holes are formed in the two ends of the connecting rod (3), and the diameter of the pin shaft (5) is smaller than that of the through holes to form a compensation gap; the diameter of the crankshaft (6) is matched with that of the through hole.
2. The axial compensation mechanism of claim 1, wherein: the U-shaped grooves a (2) and the U-shaped grooves b (7) are respectively and uniformly distributed on the end face of the left rotating shaft (1) and the end face of the right rotating shaft; the U-shaped groove a (2) is located between the two U-shaped grooves b (7) in spatial position.
3. The axial compensation mechanism of claim 1, wherein: and two ends of the connecting rod (3) are respectively arranged in the notches of the U-shaped groove a (2) and the U-shaped groove b (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022368293.2U CN213478959U (en) | 2020-10-22 | 2020-10-22 | Axial compensation mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022368293.2U CN213478959U (en) | 2020-10-22 | 2020-10-22 | Axial compensation mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213478959U true CN213478959U (en) | 2021-06-18 |
Family
ID=76368284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022368293.2U Active CN213478959U (en) | 2020-10-22 | 2020-10-22 | Axial compensation mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213478959U (en) |
-
2020
- 2020-10-22 CN CN202022368293.2U patent/CN213478959U/en active Active
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