CN218118539U - Flexible transmission shaft connecting structure - Google Patents
Flexible transmission shaft connecting structure Download PDFInfo
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- CN218118539U CN218118539U CN202222360400.6U CN202222360400U CN218118539U CN 218118539 U CN218118539 U CN 218118539U CN 202222360400 U CN202222360400 U CN 202222360400U CN 218118539 U CN218118539 U CN 218118539U
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Abstract
The utility model provides a flexible transmission shaft connection structure relates to power transmission technical field. The flexible transmission shaft connecting structure comprises a gear shaft, a connecting shaft and an adapter flange assembly, wherein the connecting shaft is provided with a first end and a second end, the gear shaft is sleeved on the connecting shaft and is in splined connection with one end of the adapter flange assembly, the first end of the connecting shaft extends out of one end of the gear shaft and is in splined connection with the other end of the adapter flange assembly, and the second end of the connecting shaft extends out of the other end of the gear shaft and is used for outputting power. Through gear shaft and connecting axle respectively with adapter flange subassembly splined connection, guarantee the axiality between input shaft and the output shaft at the in-process of gear transmission power.
Description
Technical Field
The utility model relates to a power transmission technical field particularly, relates to a flexible transmission shaft connection structure.
Background
In the process of transmitting power by the gear, the power is transmitted to the output shaft by the input shaft and then transmitted to external equipment by the output shaft. Because the shaft is connected in the power transmission process, and the connection between the shaft and the shaft is required to maintain certain concentricity, when the shaft and the shaft are not coaxial, the shaft generates larger stress in the operation process, thereby reducing the service life of the transmission shaft and the matching parts thereof. Therefore, when the input shaft is connected to the output shaft or the output shaft is connected to an external device, a certain degree of coaxiality needs to be maintained, which results in great difficulty in processing and assembling.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem be: how to ensure the coaxiality between the input shaft and the output shaft in the process of transmitting power by the gear.
In order to solve the problem, the utility model provides a flexible transmission shaft connection structure, including gear shaft, connecting axle and adapter flange subassembly, the connecting axle has first end and second end, the gear shaft sleeve is established on the connecting axle, and with the one end splined connection of adapter flange subassembly, the first end of connecting axle is followed the one end of gear shaft stretch out and with the other end splined connection of adapter flange subassembly, the second end of connecting axle is followed the other end of gear shaft stretches out to be used for output power.
Optionally, the adapter flange assembly includes a first adapter flange, a second adapter flange and a safety pin, the first adapter flange is sleeved on the first end of the connecting shaft and connected with the connecting shaft spline, the second adapter flange is sleeved on the gear shaft and connected with the gear shaft spline, the first adapter flange is connected with the second adapter flange through the safety pin, and the safety pin is broken when being subjected to an overload shearing force.
Optionally, the adapter flange subassembly still includes the fender ring, keep off the ring cover and establish on the connecting axle and be located second adapter flange with between the connecting axle, second adapter flange passes through keep off the ring with the gear shaft can be dismantled and be connected.
Optionally, the flexible transmission shaft connecting structure further includes a first support bearing, the first support bearing is sleeved at the first end of the connecting shaft, an inner ring of the first support bearing is connected with the connecting shaft, and an outer ring of the first support bearing is connected with the second adapter flange.
Optionally, the adaptor flange assembly further includes a first baffle, and the first baffle is detachably connected to the first end of the connecting shaft and abuts against the first adaptor flange to limit the axial displacement of the first adaptor flange.
Optionally, the first end of connecting axle is provided with inlet port and oil outlet, the axis of inlet port with the axis coincidence setting of connecting axle, the axis perpendicular to of oil outlet the axis setting of inlet port, just the inlet port with the oil outlet intercommunication.
Optionally, the flexible transmission shaft connecting structure further comprises an output flange assembly, and the output flange assembly is sleeved at the second end of the connecting shaft and is in splined connection with the connecting shaft.
Optionally, the output flange subassembly includes output flange and second baffle, the output flange cover is established the second end of connecting axle and with connecting axle splined connection, the second baffle with the connection can be dismantled to the second end of connecting axle, and with the output flange butt is in order to restrict the axial displacement of output flange.
Optionally, the flexible transmission shaft connecting structure further comprises a housing, wherein the housing is provided with a first mounting hole and a second mounting hole which are arranged oppositely, the first mounting hole and the second mounting hole are coaxially arranged, one end of the gear shaft connected with the adapter flange assembly and the first end of the connecting shaft respectively penetrate through the first mounting hole and are respectively rotatably connected with the housing, and the second end of the connecting shaft extends out of the second mounting hole and is rotatably connected with the housing.
Optionally, a first angular contact ball bearing set is arranged at the first mounting hole, a second angular contact ball bearing set and a second supporting bearing are arranged at the second mounting hole, an inner ring of the second angular contact ball bearing set is sleeved on the connecting shaft, an outer ring of the second angular contact ball bearing set abuts against the hole wall of the second mounting hole, an inner ring of the second supporting bearing is sleeved at one end, close to the second mounting hole, of the gear shaft, an outer ring of the second supporting bearing abuts against the hole wall of the second mounting hole, an inner ring of the first angular contact ball bearing set is sleeved at one end, close to the first mounting hole, of the gear shaft, and an outer ring of the first angular contact ball bearing set abuts against the hole wall of the first mounting hole.
Compared with the prior art, the utility model discloses a flexible transmission shaft connection structure passes through the gear bush to be established on the connecting axle for the axis coincidence of connecting axle and gear shaft, thereby guarantee the initial axiality of gear shaft and connecting axle before the second end output power of connecting axle, so that be connected of gear shaft and connecting axle, the first end of rethread connecting axle and gear shaft respectively with adapter flange subassembly splined connection, thus, when the axiality between connecting axle and the gear shaft appears the deviation, can follow adapter flange subassembly and obtain correction compensation, and then guarantee the axiality between input shaft and the output shaft at the in-process of gear transmission power.
Drawings
Fig. 1 is a schematic structural view of a flexible transmission shaft connection structure according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the housing in the embodiment of the present invention.
Description of reference numerals:
1-a shell; 11-a first mounting hole; 12-a second mounting hole; 13-oil supply line; 14-a window; 2-a gear shaft; 3-connecting the shaft; 31-oil inlet hole; 32-oil outlet holes; 4-a transfer flange assembly; 41-a first adaptor flange; 42-a second adaptor flange; 43-safety pin shaft; 44-a baffle ring; 45-a first baffle; 5-a first support bearing; 6-output flange assembly; 61-an output flange; 62-a second baffle; 7-a first angular contact ball bearing set; 8-a second angular contact ball bearing set; 9-second support bearing.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
The Z-axis in the drawings indicates a vertical direction, i.e., an up-down position, and a forward direction of the Z-axis (i.e., an arrow direction of the Z-axis) represents an upward direction and a reverse direction of the Z-axis represents a downward direction; the X-axis in the drawing represents the horizontal direction and is designated as the left-right position, and the forward direction of the X-axis represents the left side and the backward direction of the X-axis represents the right side; it should also be noted that the foregoing Z-axis and X-axis representations are merely intended to facilitate the description of the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein.
Combine fig. 1 shown, the utility model provides a flexible transmission shaft connection structure, including gear shaft 2, connecting axle 3 and adapter flange subassembly 4, connecting axle 3 has first end and second end, and 2 covers of gear shaft are established on connecting axle 3 to with adapter flange subassembly 4's one end splined connection, the first end of connecting axle 3 stretch out from the one end of gear shaft 2 and with adapter flange subassembly 4's other end splined connection, the second end of connecting axle 3 stretches out from the other end of gear shaft 2, and is used for output power.
Specifically, one end of the connecting shaft 3 in the positive X-axis direction (i.e., the left end of the connecting shaft 3) is used as a first end of the connecting shaft 3, one end of the connecting shaft 3 in the negative X-axis direction (i.e., the right end of the connecting shaft 3) is used as a second end of the connecting shaft 3, the gear shaft 2 is provided with a through hole penetrating through the gear shaft 2 in the axis direction, the gear shaft 2 is sleeved on the connecting shaft 3 through the through hole, the adaptor flange assembly 4 is located at the left end of the connecting shaft 3, the left end of the gear shaft 2 is provided with an external spline, the right end of the adaptor flange assembly 4 is provided with an internal spline, the right end of the adaptor flange assembly 4 is sleeved on the left end of the gear shaft 2, the left end of the gear shaft 2 is connected with the right end of the adaptor flange assembly 4 through a spline, the left end of the connecting shaft 3 is provided with an external spline, the left end of the adaptor flange assembly 4 is provided with an internal spline, the left end of the connecting shaft 3 extends out of the left end of the gear shaft 2 and then is connected with the left end spline of the adaptor flange assembly 4, and the right end of the connecting shaft 3 extends out of the connecting shaft 3 and is used for outputting power. In the process of outputting power by the connecting shaft 3, if the second end of the connecting shaft 3 is subjected to an upward (downward) load, the downward (upward) load of the first end of the connecting shaft 3 causes the coaxiality between the connecting shaft 3 and the gear shaft 2 to deviate, and at the moment, the influence of the load on the coaxiality is eliminated through the splined connection between the first end of the connecting shaft 3 and the adapter flange assembly 4.
So, establish on connecting axle 3 through 2 covers of gear shaft, make connecting axle 3 and the coincidence of the axis of gear shaft 2, thereby guarantee the initial axiality of gear shaft 2 and connecting axle 3 before the second end output power of connecting axle 3, so that the connection of gear shaft 2 and connecting axle 3, rethread connecting axle 3's first end and gear shaft 2 respectively with adapter flange subassembly 4 splined connection, like this, when the axiality between connecting axle 3 and gear shaft 2 appears deviating, can obtain more positive compensation from adapter flange subassembly 4, and then guarantee the axiality between gear shaft 2 and the connecting axle 3.
Optionally, as shown in fig. 1, the adapter flange assembly 4 includes a first adapter flange 41, a second adapter flange 42, and a safety pin 43, the first adapter flange 41 is sleeved on the first end of the connecting shaft 3 and is spline-connected to the connecting shaft 3, the second adapter flange 42 is sleeved on the gear shaft 2 and is spline-connected to the gear shaft 2, the first adapter flange 41 and the second adapter flange 42 are connected by the safety pin 43, and the safety pin 43 is configured to be broken when receiving an overload shearing force.
Specifically, the right end of the first adapter flange 41 is provided with an internal spline, the right end of the first adapter flange 41 is sleeved on the left end of the connecting shaft 3 and is in splined connection with the connecting shaft 3, the right end of the second adapter flange 42 is provided with an internal spline, the right end of the second adapter flange 42 is sleeved on the left end of the gear shaft 2 and is in splined connection with the gear shaft 2, the first adapter flange 41 and the second adapter flange 42 are respectively provided with a connecting through hole, and two ends of the safety pin shaft 43 respectively extend into the connecting through holes so as to connect the first adapter flange 41 and the second adapter flange 42, when the first adapter flange 41 and the second adapter flange 42 rotate relatively, the safety pin shaft 43 is subjected to overload shearing force and is broken under the action of the overload shearing force to release the connection relationship between the first adapter flange 41 and the second adapter flange 42, thereby preventing the gear shaft 3 and the first adapter flange 41 (the second adapter flange 42 and the second adapter flange 2) from being twisted and broken when the overload shearing force is applied. In order to observe whether the safety pin 43 is broken or not in the power output process, a window 14 may be further formed in the housing 1.
Therefore, the first adapter flange 41 and the second adapter flange 42 are respectively connected through the safety pin shaft 43, and the safety pin shaft 43 is broken when being subjected to overload shearing force, so that when the gear shaft 2 and the connecting shaft 3 rotate relatively, namely, the load on the connecting shaft 3 is overloaded, the safety pin shaft 43 can be broken in time, and the reliability of spline connection between the first adapter flange 41 and the connecting shaft 3 (the second adapter flange 42 and the gear shaft 2) is improved.
Optionally, as shown in fig. 1, the adapter flange assembly 4 further includes a stop ring 44, the stop ring 44 is sleeved on the connecting shaft 3 and is located between the second adapter flange 42 and the connecting shaft 3, and the second adapter flange 42 is detachably connected to the gear shaft 2 through the stop ring 44.
Specifically, the baffle ring 44 is sleeved on the connecting shaft 3 and is located between the right end of the second adapter flange 42 and the connecting shaft 3, the baffle ring 44 can be detachably connected with the left end of the gear shaft 2 through a screw fastener, the baffle ring 44 is respectively abutted to an internal spline on the second adapter flange 42 and an external spline on the gear shaft 2, and the second adapter flange 42 is detachably connected with the gear shaft 2 through the baffle ring 44.
Therefore, the second adapter flange 42 is sleeved between the second adapter flange 42 and the connecting shaft 3 through the baffle ring 44, and the second adapter flange 42 is detachably connected with the gear shaft 2 through the baffle ring 44, so that when the safety pin shaft 43 is broken, the baffle ring 44 can limit the displacement of the second adapter flange 42 in the positive direction of the X axis, and the second adapter flange 42 is prevented from rotating and rubbing against the first adapter flange 41.
Optionally, as shown in fig. 1, the flexible transmission shaft connecting structure further includes a first support bearing 5, the first support bearing 5 is sleeved at the first end of the connecting shaft 3, an inner ring of the first support bearing 5 is connected to the connecting shaft 3, and an outer ring of the first support bearing 5 is connected to the second adapter flange 42.
Specifically, the first support bearing 5 is sleeved at the left end of the connecting shaft 3 and is located between the left end of the second adapter flange 42 and the connecting shaft 3, the inner ring of the first support bearing 5 is connected with the connecting shaft 3, and the outer ring of the first support bearing 5 is connected with the second adapter flange 42.
Like this, be connected with connecting axle 3 through the inner circle of first support bearing 5, the outer lane of first support bearing 5 is connected with second adapter flange 42, like this, when insurance round pin axle 43 did not break, first support bearing 5 supported the left end of second adapter flange 42, the inner and outer circle of first support bearing 5 is static relatively to make second adapter flange 42 and first adapter flange 41 synchronous rotation, and when insurance round pin axle 43 broke, first support bearing 5 lasted the left end support of second adapter flange 42, avoided the left end of second adapter flange 42 to remove downwards, with the axiality between assurance second adapter flange 42 and gear shaft 2, and then improved the use reliability of second adapter flange 42.
Optionally, as shown in fig. 1, the adaptor flange assembly 4 further includes a first baffle 45, and the first baffle 45 is detachably connected to the first end of the connecting shaft 3 and abuts against the first adaptor flange 41 to limit the axial displacement of the first adaptor flange 41.
Specifically, the first baffle 45 is located at the left end of the connecting shaft 3 and is detachably attached to the left end surface of the connecting shaft 3 by a fastener such as a screw, and the first baffle 45 abuts against the first adapter flange 41 to restrict the displacement of the first adapter flange 41 in the axial direction of the connecting shaft 3.
Therefore, the first baffle 45 limits the axial displacement of the first transfer flange 41, so that when the safety pin 43 is broken, the first transfer flange 41 is prevented from falling off from the connecting shaft 3 due to the rotation influence of the connecting shaft 3, and the use reliability of the first transfer flange 41 is improved.
Optionally, as shown in fig. 1, the first end of the connecting shaft 3 is provided with an oil inlet hole 31 and an oil outlet hole 32, the axis of the oil inlet hole 31 is overlapped with the axis of the oil outlet hole 32, the axis of the oil outlet hole 32 is perpendicular to the axis of the oil inlet hole 31, and the oil inlet hole 31 is communicated with the oil outlet hole 32.
Specifically, the left end of the connecting shaft 3 is provided with an oil inlet hole 31 and an oil outlet hole 32, the axis of the oil inlet hole 31 is coincident with the axis of the oil outlet hole 32, here, the oil inlet hole 31 penetrates the first baffle 45 described above, the axis of the oil outlet hole 32 is perpendicular to the axis of the oil inlet hole 31, and the oil inlet hole 31 is communicated with the oil outlet hole 32.
Like this, through the intercommunication of oil inlet 31 and oil outlet 32, like this, during the use, lubricating oil can get into in the connecting axle 3 from oil inlet 31 to under the rotation effect of connecting axle 3, flow to first adapter flange 41 and first support bearing 5 department from oil outlet 32, thereby be convenient for realize the lubrication to each part.
Optionally, as shown in fig. 1, the flexible transmission shaft connecting structure further includes an output flange assembly 6, and the output flange assembly 6 is sleeved at the second end of the connecting shaft 3 and is in splined connection with the connecting shaft 3.
Specifically, the output flange assembly 6 is sleeved at the right end of the connecting shaft 3, an external spline is arranged at the right end of the connecting shaft 3, an internal spline is arranged on the output flange assembly 6, and the output flange assembly 6 is in splined connection with the connecting shaft 3.
Like this, through output flange subassembly 6 and the second end splined connection of connecting axle 3, like this, when connecting axle 3 output power, can guarantee the axiality between the second end of connecting axle 3 and the outside transmission shaft.
Optionally, as shown in fig. 1, the output flange assembly 6 includes an output flange 61 and a second baffle 62, the output flange 61 is sleeved on the second end of the connecting shaft 3 and is in splined connection with the connecting shaft 3, and the second baffle 62 is detachably connected to the second end of the connecting shaft 3 and abuts against the output flange 61 to limit the axial displacement of the output flange 61.
Specifically, output flange 61 overlaps the right-hand member at connecting axle 3, sets up internal spline on the output flange 61 to with connecting axle 3 splined connection, second baffle 62 passes through fasteners such as screw and can dismantle with the right-hand member of connecting axle 3 and be connected, and with output flange 61 butt with the displacement of restriction output flange 61 on the negative-going direction of X axle.
So, can dismantle with the second end of connecting axle 3 through second baffle 62 and be connected, the installation of output flange 61 on connecting axle 3 of being convenient for is changed, and rethread second baffle 62 and output flange 61 butt are with the axial displacement of restriction output flange 61, like this, when connecting axle 3 rotates with output power, avoid output flange 61 to drop from the right-hand member of connecting axle 3 to improve the stability of being connected between output flange 61 and the connecting axle 3.
Optionally, as shown in fig. 1 and fig. 2, the flexible transmission shaft connection structure further includes a housing 1, the housing 1 is provided with a first mounting hole 11 and a second mounting hole 12 which are oppositely arranged, the first mounting hole 11 and the second mounting hole 12 are coaxially arranged, one end of the gear shaft 2 connected to the adaptor flange assembly 4 and a first end of the connection shaft 3 respectively pass through the first mounting hole 11 and are rotatably connected to the housing 1, and a second end of the connection shaft 3 extends out of the second mounting hole 12 and is rotatably connected to the housing 1.
Specifically, first mounting hole 11 sets up in the left end of casing 1, and second mounting hole 12 sets up in the right-hand member of casing 1, and the axis of first mounting hole 11 and the axis collineation of second mounting hole 12, the left end of gear shaft 2 and the left end of connecting axle 3 pass first mounting hole 11 respectively to rotate with casing 1 respectively and be connected, the right-hand member of connecting axle 3 stretches out and is connected with casing 1 rotation from second mounting hole 12.
Like this, through set up first mounting hole 11 and second mounting hole 12 on casing 1, like this, casing 1 can support gear shaft 2 and connecting axle 3 to improve connecting axle 3 and casing 1 and rotate and be connected, perhaps, gear shaft 2 and casing 1 rotate the stability of being connected.
Optionally, as shown in fig. 1 and fig. 2, a first angular contact ball bearing group 7 is disposed at the first mounting hole 11, a second angular contact ball bearing group 8 and a second support bearing 9 are disposed at the second mounting hole 12, an inner race of the second angular contact ball bearing group 8 is sleeved on the connecting shaft 3, an outer race of the second angular contact ball bearing group 8 is abutted to a bore wall of the second mounting hole 12, an inner race of the second support bearing 9 is sleeved at one end of the gear shaft 2 close to the second mounting hole 12, an outer race of the second support bearing 9 is abutted to a bore wall of the second mounting hole 12, an inner race of the first angular contact ball bearing group 7 is sleeved at one end of the gear shaft 2 close to the first mounting hole 11, and an outer race of the first angular contact ball bearing group 7 is abutted to a bore wall of the first mounting hole 11.
Specifically, the connecting shaft 3 is obliquely arranged at the bottom of the housing 1, the first angular contact ball bearing group 7 and the second angular contact ball bearing group 8 respectively comprise two angular contact ball bearings arranged along the axis of the gear shaft 2, and the second supporting bearing 9 is a deep groove ball bearing. The inner ring of the second angular contact ball bearing group 8 is sleeved on the connecting shaft 3, the outer ring of the second angular contact ball bearing group 8 is abutted to the hole wall of the second mounting hole 12, the inner ring of the second supporting bearing 9 is sleeved at the right end of the gear shaft 2, the outer ring of the second supporting bearing 9 is abutted to the hole wall of the second mounting hole 12, the inner ring of the first angular contact ball bearing group 7 is sleeved at the left end of the gear shaft 2, and the outer ring of the first angular contact ball bearing group 7 is abutted to the hole wall of the first mounting hole 11. The housing 1 may be provided with oil supply lines 13 for bearing lubrication in correspondence with the first angular contact ball bearing set 7 and the second angular contact ball bearing set 8, respectively.
So, be provided with first angular contact ball bearing group 7 through first mounting hole 11 department, second mounting hole 12 department is provided with second angular contact ball bearing group 8 and second support bearing 9, and like this, first angular contact ball bearing group 7 and second angular contact ball bearing group 8 can bear axial load to avoid connecting axle 3 ascending removal in the axis direction, and second support bearing 9 supports the right-hand member of gear shaft 2, in order to improve the rotational reliability between the right-hand member of gear shaft 2 and casing 1.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to fall within the scope of the present disclosure.
Claims (10)
1. The utility model provides a flexible transmission shaft connection structure, its characterized in that, includes gear shaft (2), connecting axle (3) and adapter flange subassembly (4), connecting axle (3) have first end and second end, gear shaft (2) cover is established on connecting axle (3), and with the one end splined connection of adapter flange subassembly (4), the first end of connecting axle (3) is followed the one end of gear shaft (2) is stretched out and with the other end splined connection of adapter flange subassembly (4), the second end of connecting axle (3) is followed the other end of gear shaft (2) stretches out for output power.
2. The connection structure of the flexible transmission shaft according to claim 1, wherein the adapter flange assembly (4) comprises a first adapter flange (41), a second adapter flange (42) and a safety pin shaft (43), the first adapter flange (41) is sleeved on the first end of the connection shaft (3) and is in spline connection with the connection shaft (3), the second adapter flange (42) is sleeved on the gear shaft (2) and is in spline connection with the gear shaft (2), the first adapter flange (41) is connected with the second adapter flange (42) through the safety pin shaft (43), and the safety pin shaft (43) is used for breaking off when being overloaded.
3. The flexible transmission shaft connecting structure according to claim 2, wherein the adapter flange assembly (4) further comprises a stop ring (44), the stop ring (44) is sleeved on the connecting shaft (3) and is located between the second adapter flange (42) and the connecting shaft (3), and the second adapter flange (42) is detachably connected with the gear shaft (2) through the stop ring (44).
4. The connection structure of the flexible transmission shaft according to claim 2, further comprising a first support bearing (5), wherein the first support bearing (5) is sleeved on the first end of the connection shaft (3), an inner ring of the first support bearing (5) is connected with the connection shaft (3), and an outer ring of the first support bearing (5) is connected with the second adapter flange (42).
5. The flexible drive shaft connection according to claim 2, characterized in that the adaptor flange assembly (4) further comprises a first stop (45), the first stop (45) being removably connected to the first end of the connection shaft (3) and abutting the first adaptor flange (41) to limit axial displacement of the first adaptor flange (41).
6. The flexible driveshaft connection structure according to claim 5, characterized in that a first end of the connection shaft (3) is provided with an oil inlet hole (31) and an oil outlet hole (32), an axis of the oil inlet hole (31) is disposed coincident with an axis of the connection shaft (3), an axis of the oil outlet hole (32) is disposed perpendicular to the axis of the oil inlet hole (31), and the oil inlet hole (31) communicates with the oil outlet hole (32).
7. The flexible transmission shaft connecting structure according to claim 2, further comprising an output flange assembly (6), wherein the output flange assembly (6) is sleeved on the second end of the connecting shaft (3) and is in spline connection with the connecting shaft (3).
8. The flexible transmission shaft connecting structure according to claim 7, wherein the output flange assembly (6) comprises an output flange (61) and a second baffle plate (62), the output flange (61) is sleeved on the second end of the connecting shaft (3) and is in spline connection with the connecting shaft (3), and the second baffle plate (62) is detachably connected with the second end of the connecting shaft (3) and abuts against the output flange (61) to limit the axial displacement of the output flange (61).
9. The connection structure of the flexible transmission shaft according to claim 1, further comprising a housing (1), wherein the housing (1) is provided with a first mounting hole (11) and a second mounting hole (12) which are oppositely arranged, the first mounting hole (11) and the second mounting hole (12) are coaxially arranged, one end of the gear shaft (2) connected with the adaptor flange assembly (4) and one end of the connecting shaft (3) respectively penetrate through the first mounting hole (11) and are respectively rotatably connected with the housing (1), and the second end of the connecting shaft (3) extends out of the second mounting hole (12) and is rotatably connected with the housing (1).
10. The flexible transmission shaft connecting structure according to claim 9, wherein a first angular contact ball bearing set (7) is disposed at the first mounting hole (11), a second angular contact ball bearing set (8) and a second support bearing (9) are disposed at the second mounting hole (12), an inner ring of the second angular contact ball bearing set (8) is sleeved on the connecting shaft (3), an outer ring of the second angular contact ball bearing set (8) is abutted to a hole wall of the second mounting hole (12), an inner ring of the second support bearing (9) is sleeved at one end of the gear shaft (2) close to the second mounting hole (12), an outer ring of the second support bearing (9) is abutted to a hole wall of the second mounting hole (12), an inner ring of the first angular contact ball bearing set (7) is sleeved at one end of the gear shaft (2) close to the first mounting hole (11), and a hole wall of the first angular contact ball bearing set (7) is abutted to an outer ring of the first mounting hole (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222360400.6U CN218118539U (en) | 2022-09-06 | 2022-09-06 | Flexible transmission shaft connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222360400.6U CN218118539U (en) | 2022-09-06 | 2022-09-06 | Flexible transmission shaft connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218118539U true CN218118539U (en) | 2022-12-23 |
Family
ID=84528124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222360400.6U Active CN218118539U (en) | 2022-09-06 | 2022-09-06 | Flexible transmission shaft connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218118539U (en) |
-
2022
- 2022-09-06 CN CN202222360400.6U patent/CN218118539U/en active Active
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Address after: No. 15 Xinghai Road, Pingfang District, Harbin City, Heilongjiang Province, 150066 Patentee after: Harbin Anyudi Aviation Industry Co.,Ltd. Address before: 150000 Xinghai Road, Pingfang District, Harbin, Heilongjiang Patentee before: Harbin anyudi Aviation Industry Co.,Ltd. |
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