High-strength output shaft

Abstract

The utility model belongs to the technical field of output shafts, and particularly relates to a high-strength output shaft which is a main part for power transmission, one end of the output shaft is fixedly connected with a connecting block, one end of a transmission shaft is provided with a connecting groove matched with the connecting block, and the connecting block and the connecting groove are preliminarily and fixedly connected through a connecting assembly. The connecting sleeve is arranged on the outer surfaces of the output shaft and the transmission shaft in a sleeving mode, ring blocks are arranged at the two ends of the connecting sleeve, the two ring blocks are slidably connected to the outer surfaces of the output shaft and the transmission shaft correspondingly and used for limiting axial movement of the connecting sleeve, and the two ring blocks, the connecting sleeve, the transmission shaft and the output shaft are fixedly connected through fixing assemblies. And the connection stability is further enhanced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to output shaft technical field especially relates to a high strength output shaft. BACKGROUND

[0002] The output shaft is the shaft of the output power, like the motor is the conversion electric power or hydraulic pressure or gas pressure for mechanical power, the output shaft is the transmission torque, the output shaft is the essential part in the production assembly process of mechanical field, the structural strength thereof needs to be guaranteed, the connection between the existing output shaft and transmission shaft is prone to looseness after long use, thereby affecting transmission efficiency and stability. INNOVATION CONTENT

[0003] The utility model aims at the above -mentioned technical problem, provides a high strength output shaft to solve the problem in the above -mentioned background art.

[0004] Therefore, the utility model provides a high strength output shaft, one end of the output shaft is fixedly connected with a connecting block;

[0005] The transmission shaft is provided with a connecting groove matched with the connecting block at one end;

[0006] The connecting assembly is fixedly connected between the output shaft and the transmission shaft;

[0007] The connecting sleeve is sleeved on the outer surfaces of the output shaft and the transmission shaft;

[0008] The ring block is connected to the both ends of the connecting sleeve, and the two ring blocks are slidingly connected to the outer surfaces of the output shaft and the transmission shaft respectively;

[0009] The fixing assembly is fixedly connected between the two ring blocks and the connecting sleeve.

[0010] In the above technical scheme, further, the connecting assembly comprises:

[0011] The ball is provided with a group of ball portions penetrating through the connecting block and abutting against the elastic member abutting segment, the ball portions protrude from the outer surface of the connecting block, and the ball portions are compressed when subjected to external force and extend into the connecting block;

[0012] The recess is recessed in the inner side wall of the connecting groove and matched with the ball.

[0013] In the above technical scheme, further, the two balls are respectively abutted against the both ends of the elastic member, and the two balls and the elastic member are arranged in an axial symmetry structure.

[0014] In the above technical scheme, further, the recess is circularly formed on the inner side wall of the connecting groove, and the ball can slide in the recess.

[0015] In the above technical solution, further, the fixed assembly comprises: mounting plug rod and mounting plug hole; four groups of mounting plug rods are arranged, and the four groups of mounting plug rods are fixedly connected to the inner end surface of the ring block; four groups of mounting plug holes are arranged, and the four groups of mounting plug holes are arranged on the outer end surface of the connecting sleeve; and the four groups of mounting plug holes are respectively connected to the four groups of mounting plug rods.

[0016] In the above technical solution, further, the fixed assembly further comprises: mounting screw hole and mounting bolt; the mounting screw hole is arranged on the outer side of the upper end surface of the connecting sleeve, and the mounting screw hole extends inwardly and penetrates a group of mounting plug rods and then extends inwardly to the output shaft or the transmission shaft; and the mounting bolt is threadedly connected to the inside of the mounting screw hole.

[0017] In the above technical solution, further, it further comprises: reinforcing sleeve and spring; two groups of reinforcing sleeves are arranged in each ring block, and the two groups of reinforcing sleeves are slidingly connected to the front and rear sides of the inside of the ring block; the two groups of reinforcing sleeves slide on the outer end surface of the output shaft or the transmission shaft; a plurality of groups of springs are arranged, and the plurality of groups of springs are fixedly connected to the inside of the ring block; and the plurality of groups of springs are elastically connected to the outer end surfaces of the two groups of reinforcing sleeves.

[0018] In the above technical solution, further, the ball is in a spherical shape, a hemispherical shape or a circular truncated cone shape.

[0019] The utility model discloses the beneficial effect that:

[0020] 1. Two ring blocks, connecting sleeve, transmission shaft and output shaft are fixedly connected through the fixed assembly, and the stability of connection is further enhanced.

[0021] 2. When the ring block is mounted on the outer end surface of the connecting sleeve, the reinforcing sleeve is abutted against the outer end surface of the output shaft and the transmission shaft through the restoring force of the spring, and the stability of the ring block is further enhanced by the arrangement of the reinforcing sleeve and the spring, so that the output shaft can still maintain stable performance when bearing a large torque and axial force.

[0022] 3. The ball is in a spherical shape, a hemispherical shape or a circular truncated cone shape, which facilitates selection of the corresponding shape according to actual needs and improves the overall use flexibility. DRAWINGS

[0023] Figure 1 It is a structural schematic diagram of the utility model;

[0024] Figure 2 It is an internal structure schematic diagram of the utility model;

[0025] Figure 3 It is an exploded view of the utility model;

[0026] Figure 4 It is a reinforcing sleeve structure schematic diagram of the utility model;

[0027] The figure is marked as: 1 - output shaft, 2 - connecting block, 3 - transmission shaft, 4 - connecting groove, 5 - connecting sleeve, 6 - ring block, 7 - elastic piece, 8 - ball, 9 - groove, 10 - mounting rod, 11 - socket, 12 - mounting screw hole, 13 - mounting bolt, 14 - reinforcing sleeve, 15 - spring. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art belong to the scope of protection of the present application.

[0029] Embodiment 1:

[0030] The embodiment provides a high-strength output shaft, comprising:

[0031] An output shaft 1, one end of the output shaft 1 is fixedly connected with a connecting block 2;

[0032] A transmission shaft 3, one end of the transmission shaft 3 is provided with a connecting groove 4 matched with the connecting block 2;

[0033] A connecting assembly, the output shaft 1 and the transmission shaft 3 are fixedly connected through the connecting assembly;

[0034] A connecting sleeve 5, the outer surfaces of the output shaft 1 and the transmission shaft 3 are sleeved with the connecting sleeve 5;

[0035] Ring blocks 6, the connecting sleeve 5 is connected with the ring blocks 6 at both ends, and the two ring blocks 6 are respectively slidably connected to the outer surfaces of the output shaft 1 and the transmission shaft 3;

[0036] A fixing assembly, the two ring blocks 6 are fixedly connected with the connecting sleeve 5 through the fixing assembly.

[0037] It can be seen from the embodiment that the output shaft 1 is a main component of power transmission, one end of the output shaft 1 is fixedly connected with the connecting block 2, one end of the transmission shaft 3 is provided with the connecting groove 4 matched with the connecting block 2, the connecting block 2 and the connecting groove 4 are preliminarily fixedly connected through the connecting assembly, the connecting sleeve 5 is sleeved on the outer surfaces of the output shaft 1 and the transmission shaft 3, the connecting sleeve 5 is provided with the ring blocks 6 at both ends, the two ring blocks 6 are respectively slidably connected to the outer surfaces of the output shaft 1 and the transmission shaft 3, for limiting the axial movement of the connecting sleeve 5, the two ring blocks 6, the connecting sleeve 5, the transmission shaft 3 and the output shaft 1 are fixedly connected through the fixing assembly, the connecting strength between the output shaft 1 and the transmission shaft 3 is improved, and the stability of the connection is further enhanced.

[0038] Embodiment 2:

[0039] The embodiment provides a high-strength output shaft, and has the following technical features in addition to the technical solutions of the above embodiments.

[0040] The connecting assembly comprises:

[0041] The connecting block 2 is provided with a plurality of ball bearings 8 abutting against the elastic member 7, the ball bearings 8 partially protrude from the outer surface of the connecting block 2 and are compressed to extend into the connecting block 2 when subjected to external force;

[0042] The inner side wall of the connecting groove 4 is concavely provided with a groove 9 for clamping the ball bearing 8.

[0043] As can be seen from the embodiment, the elastic member 7 is a spring, the connecting block 2 is clamped into the connecting groove 4 in use, at this time, the ball bearing 8 is slid by the inner side wall of the connecting groove 4 to compress the elastic member 7, when the ball bearing 8 slides to the groove 9, the elastic member 7 is reset, the ball bearing 8 is ejected and clamped in the groove 9 to be fixed, so that the output shaft 1 and the transmission shaft 3 can be quickly clamped and positioned; when disassembling, the transmission shaft 3 is pulled out in the opposite direction, the ball bearing 8 is slid along the inner side wall of the connecting groove 4 after being compressed by the elastic member 7 to separate the output shaft 1 and the transmission shaft 3, so that the disassembly of the output shaft 1 and the transmission shaft 3 is completed, the structure is reasonable, the stability of connection is improved, and the quick disassembly function is also provided.

[0044] Embodiment 3:

[0045] The embodiment provides a high-strength output shaft, and has the following technical features in addition to the technical solutions of the above embodiments.

[0046] The two ball bearings 8 abut against the two ends of the elastic member 7, and the two ball bearings 8 and the elastic member 7 are arranged in an axial symmetry structure.

[0047] As can be seen from the embodiment, the two ball bearings 8 abut against the two ends of the elastic member 7, and the two ball bearings 8 and the elastic member 7 are arranged in an axial symmetry structure, so that normal installation is facilitated.

[0048] Embodiment 4:

[0049] The embodiment provides a high-strength output shaft, and has the following technical features in addition to the technical solutions of the above embodiments.

[0050] The groove 9 is circularly formed on the inner side wall of the connecting groove 4, and the ball bearing 8 can slide in the groove 9.

[0051] As can be seen from the embodiment, the ball bearing 8 is limited and slid by the groove 9.

[0052] Embodiment 5:

[0053] The embodiment provides a high-strength output shaft, and has the following technical features in addition to the technical solutions of the above embodiments.

[0054] The fixing assembly comprises mounting rods 10 and mounting holes 11. The four mounting rods 10 are fixedly connected to the inner end surface of the ring block 6. The four mounting holes 11 are arranged on the outer end surface of the connecting sleeve 5 and are in plug connection with the four mounting rods 10.

[0055] In use, the ring block 6 is placed on the outer end surface of the connecting sleeve 5 to drive the mounting rods 10 to move and be inserted into the mounting holes 11.

[0056] Embodiment 6

[0057] The high-strength output shaft provided in the embodiment comprises the technical solutions of the above embodiments and has the following technical features.

[0058] The fixing assembly further comprises mounting screw holes 12 and mounting bolts 13. The mounting screw holes 12 are arranged on the outer side of the upper end surface of the connecting sleeve 5 and extend inwardly through the mounting rods 10 and then extend inwardly to the output shaft 1 or the transmission shaft 3. The mounting bolts 13 are in threaded connection with the mounting screw holes 12.

[0059] The number of the mounting screw holes 12 and the mounting bolts 13 can be set according to different requirements. In use, after the mounting rods 10 are inserted into the mounting holes 11 to a certain position, the mounting bolts 13 are mounted in the mounting screw holes 12 to mount the ring block 6 on the outer end surface of the connecting sleeve 5 and to fix the connecting sleeve 5 to the outer surfaces of the output shaft 1 and the transmission shaft 3, thereby further improving the stability of the connection between the output shaft 1 and the transmission shaft 3.

[0060] Embodiment 7

[0061] The high-strength output shaft provided in the embodiment comprises the technical solutions of the above embodiments and has the following technical features.

[0062] The high-strength output shaft provided in the embodiment comprises the technical solutions of the above embodiments and has the following technical features.

[0063] The embodiment can see that, in use, the ring block 6 is installed on the outer end surface of the connecting sleeve 5, the reinforcing sleeve 14 is abutted on the outer end surface of the output shaft 1 and the transmission shaft 3 by the reaction force of the spring 15, and the arrangement of the reinforcing sleeve 14 and the spring 15 further enhances the stability of the ring block 6, so that the output shaft 1 can still maintain stable performance when bearing a large torque and an axial force, and the ring block 6 has a protection effect on the two end surfaces of the connecting sleeve 5.

[0064] Embodiment 8:

[0065] The embodiment provides a high-strength output shaft, in addition to the technical solutions of the above-mentioned embodiments, further having the following technical features.

[0066] The ball 8 is in a spherical shape, a hemispherical shape or a circular truncated cone shape.

[0067] The embodiment can see that the ball 8 is in a spherical shape, a hemispherical shape or a circular truncated cone shape, which facilitates selection of a corresponding shape according to actual needs and improves overall use flexibility.

[0068] Working principle: in use, the connecting block 2 is clamped into the connecting groove 4, at this time, the ball 8 is abutted and compressed by the inner side wall of the connecting groove 4 to slide, when sliding to the groove 9, the elastic member 7 is reset, the ball 8 is ejected and clamped in the groove 9 to be fixed, so that the output shaft 1 and the transmission shaft 3 are preliminarily fixed and connected, then the connecting sleeve 5 sleeved on the outer walls of the output shaft 1 and the transmission shaft 3 is slid to a certain position, then the ring block 6 is moved to drive the installation rod 10 to move, the installation rod 10 is moved to be inserted into the installation hole 11 to a certain position, then the installation bolt 13 is installed in the installation screw hole 12, so as to install the ring block 6 on the outer end surface of the connecting sleeve 5, and simultaneously fix and connect the connecting sleeve 5 on the outer surfaces of the output shaft 1 and the transmission shaft 3, further improving the stability of the connection between the output shaft 1 and the transmission shaft 3, at this time, the reinforcing sleeve 14 is abutted on the outer end surface of the output shaft 1 and the transmission shaft 3 by the reaction force of the spring 15, and the arrangement of the reinforcing sleeve 14 and the spring 15 further enhances the stability of the ring block 6, so that the output shaft 1 can still maintain stable performance when bearing a large torque and an axial force.

[0069] The embodiments of the application are described above in combination with the drawings, the embodiments in the application and the features in the embodiments can be combined with each other without conflict, the application is not limited to the above-mentioned specific embodiments, the above-mentioned specific embodiments are only illustrative but not limited, and those skilled in the art can make many forms under the inspiration of the application without departing from the purpose of the application and the scope protected by the claims, and all of them belong to the protection of the application.

Claims

1. A high-strength output shaft, characterized in that: include: An output shaft (1), one end of the output shaft (1) being fixedly connected to a connecting block (2); A transmission shaft (3), wherein one end of the transmission shaft (3) is provided with a connection groove (4) adapted to the connection block (2); A connecting assembly, wherein the output shaft (1) and the transmission shaft (3) are fixedly connected via the connecting assembly; A connecting sleeve (5), wherein the outer surfaces of the output shaft (1) and the transmission shaft (3) are sleeved with the connecting sleeve (5); Ring blocks (6), the two ends of the connecting sleeve (5) are connected with ring blocks (6), and the two ring blocks (6) are respectively slidably connected to the outer surfaces of the output shaft (1) and the transmission shaft (3); A fixing assembly, wherein the two ring blocks (6) are fixedly connected to the connecting sleeve (5) via the fixing assembly.

2. The high-strength output shaft according to claim 1, characterized in that: The connection component includes: Balls (8), a group of balls (8) abutted by an elastic member (7) are provided through the connecting block (2), the balls (8) partially protrude from the outer surface of the connecting block (2), and when subjected to an external force, the elastic member (7) is compressed to extend into the connecting block (2); A groove (9) is provided on the inner side wall of the connecting groove (4) for clamping the ball (8).

3. The high-strength output shaft according to claim 2, characterized in that: The two balls (8) are respectively in contact with the two ends of the elastic member (7), and the two balls (8) and the elastic member (7) are arranged in an axisymmetric structure.

4. The high-strength output shaft according to claim 3, characterized in that: The groove (9) is formed in a circular ring shape on the inner side wall of the connecting groove (4), and the ball (8) can slide in the groove (9).

5. The high-strength output shaft according to claim 4, characterized in that: The fixing assembly comprises: a mounting rod (10) and a mounting socket (11); the mounting rod (10) is provided in four groups, and the four groups of mounting rods (10) are respectively fixedly connected to the inner end surface of the ring block (6); the mounting socket (11) is provided in four groups, and the four groups of mounting sockets (11) are respectively opened on the outer end surface of the connecting sleeve (5), and the four groups of mounting sockets (11) are respectively plug-connected to the four groups of mounting rods (10).

6. The high-strength output shaft according to claim 5, characterized in that: The fixing assembly further comprises: a mounting screw hole (12) and a mounting bolt (13); the mounting screw hole (12) is provided on the outer side of the upper end surface of the connecting sleeve (5), and the mounting screw hole (12) extends inwardly through a set of mounting plug rods (10) and then extends inwardly to the output shaft (1) or the transmission shaft (3); the mounting bolt (13) is threadedly connected to the inside of the mounting screw hole (12).

7. The high-strength output shaft according to claim 6, characterized in that: Also includes: Reinforcement sleeves (14) and springs (15); two groups of reinforcement sleeves (14) are provided in each ring block (6), the two groups of reinforcement sleeves (14) are respectively slidably connected to the front and rear sides of the ring block (6), and the two groups of reinforcement sleeves (14) slide on the outer end surface of the output shaft (1) or the transmission shaft (3); the springs (15) are provided in a total of multiple groups, the multiple groups of springs (15) are respectively fixedly connected to the inside of the ring block (6), and the multiple groups of springs (15) are respectively elastically connected to the outer end surfaces of the two groups of reinforcement sleeves (14).

8. The high-strength output shaft according to claim 7, characterized in that: The ball (8) is spherical, hemispherical or truncated cone-shaped.

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