CN210068784U

CN210068784U - Gear type universal coupling

Info

Publication number: CN210068784U
Application number: CN201920791459.6U
Authority: CN
Inventors: 陈玉稳
Original assignee: Wuhan Jianxin Metallurgy Machinery Co Ltd
Current assignee: Wuhan Jianxin Metallurgy Machinery Co Ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-02-14
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses a gear formula universal joint, including first mount and second mount. In the utility model, the motor is controlled to run by the terminal control switch (controller, computer or switch panel), the motor drives the first sector gear to rotate along the teeth on the surface of the second sector gear, the connecting plate drives the second fixing frame to deflect, the second fixing frame drives the position of the output shaft to deflect, meanwhile, the second linkage shaft plug deviates from the running track of the second transmission shaft plug through the cross shaft, the first transmission shaft plug deviates from the running track of the first linkage shaft plug through the cross shaft, the length of the transmission shaft inside the transmission shaft sleeve is extended, the device is still in a normal running state at the moment, the motor is controlled to run through the terminal control switch, the motor drives the transmission gear to rotate, the transmission gear rotates along teeth on the surface of the fixed gear, and meanwhile the transmission gear carries the fixing seat to slide along the opening direction of the sliding groove.

Description

Gear type universal coupling

Technical Field

The utility model relates to an universal joint technical field especially relates to gear formula universal joint.

Background

The universal coupling utilizes the characteristics of the mechanism thereof to ensure that the two shafts are not on the same axis, and the continuous rotation of the two connected shafts can be realized under the condition of an included angle of the axes, and the torque and the motion can be reliably transmitted. The universal coupling has the biggest characteristics of larger angular compensation capability, compact structure and high transmission efficiency. The two axial included angles of the universal couplings with different structural forms are different and are generally between 5 degrees and 45 degrees.

The power input end of universal joint and power output end's position is generally fixed unchangeable, therefore universal joint's power output end and power input end also are fixed unchangeable, but to the mechanical equipment that can change with some power output end, then need use gear formula universal joint, thereby ensure equipment can normal operating, but traditional gear formula universal joint only can adjust single direction, can not adjust according to the skew direction of output shaft, consequently single regulation mode can not satisfy mechanical equipment actual operation's demand, thereby influence mechanical equipment's normal operating, lead to the universal joint fracture even, to above problem, gear formula universal joint is proposed in particular.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a gear type universal coupling.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the gear type universal coupling comprises a first fixing frame and a second fixing frame, wherein a second sector gear is fixed on one side surface of the lower end of the first fixing frame, the second sector gear is meshed with the second fixing frame through the first sector gear, the bottom surface between the first fixing frame and the second fixing frame is rotatably connected through a connecting plate, a motor is arranged at one end of the bottom surface of the connecting plate, the output end of the motor penetrates through the connecting plate and the second fixing frame to be fixedly connected with the first sector gear, the upper end of the first fixing frame is rotatably connected with a linkage shaft in a penetrating manner, a first linkage shaft plug is welded on the end face of one end of the linkage shaft, the first linkage shaft plug is rotatably connected with a first transmission shaft plug through a cross shaft, one side surface of the first transmission shaft plug is welded with a transmission shaft sleeve, a transmission shaft is alternately connected inside the transmission shaft sleeve, a second transmission shaft plug is welded on the end face of the other end of the transmission shaft, and one side surface of the second coupling shaft plug is welded with the output shaft, the surface of the output shaft is rotatably connected with a fixed seat, the fixed seat is rotatably connected with a transmission gear, the transmission gear is meshed with a fixed gear fixed on the upper end surface of the second fixing frame, and a sliding groove matched with the transmission gear for use is formed in the upper end surface of the second fixing frame.

Preferably, the surface of one end of the transmission shaft sleeve is embedded with a button, the terminal of the button is positioned in the transmission shaft sleeve, the limiting block is connected to the terminal of the button, and the surface of the transmission shaft is positioned in the transmission shaft sleeve and provided with a limiting groove matched with the limiting block for use.

Preferably, the transmission gear penetrates through the sliding groove and is fixedly connected with the output end of the motor, and the sliding groove is of an arc-shaped structure.

Preferably, the first fixing frame and the second fixing frame are both of an L-shaped structure.

Preferably, the first sector gear and the second sector gear have the same structure, and the maximum rotation angle of the first sector gear and the second sector gear is greater than 90 °.

Preferably, the rotating axes of the first transmission shaft insert, the transmission shaft sleeve, the second transmission shaft insert, the cross shaft and the transmission shaft are on the same straight line.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. in the utility model, the motor is controlled to run by a terminal control switch (controller, computer or switch panel), the motor drives a first sector gear to rotate along the teeth on the surface of a second sector gear, a connecting plate drives a second fixing frame to deflect, the second fixing frame drives the position of an output shaft to deflect, meanwhile, the running track of the second coupling shaft inserted through a cross shaft and a second transmission shaft is deviated, the running track of the first transmission shaft inserted through the cross shaft and the first coupling shaft is deviated, the length of the transmission shaft inside a transmission shaft sleeve is extended and contracted, at the moment, the device is still in a normal running state, the motor is controlled to run by the terminal control switch, the motor drives a transmission gear to rotate, the transmission gear rotates along the teeth on the surface of the fixed gear, and simultaneously, the transmission gear carries a fixed seat to slide along the opening direction of a chute, the skew takes place for the orbit that second coupling axle inserted through cross and second transmission shaft, the orbit that first transmission shaft inserted through cross and first coupling axle takes place the skew, the transmission shaft is flexible at the length of transmission shaft sleeve inside, make the output shaft adjust from top to bottom, the device can adjust the all around of output shaft, satisfy the demand of mechanical equipment operation in-process, the deviation appears in avoiding mechanical equipment to the transmission process of power, prevent that the too big cracked drawback of transmission equipment that leads to of universal coupling local atress, improve universal coupling's life.

Drawings

Fig. 1 is a schematic structural diagram of a gear-type universal coupling provided by the present invention;

fig. 2 is a schematic view of a partial structure of a second fixing frame of the gear-type universal coupling of the present invention;

fig. 3 is a schematic view of a transmission shaft structure of the gear-type universal coupling of the present invention;

fig. 4 is a schematic view of a local structure of the gear type universal coupling of the present invention.

Illustration of the drawings:

1. a first fixing frame; 2. a linkage shaft; 3. a first linkage shaft is inserted; 4. a first transmission shaft is inserted; 5. a drive shaft sleeve; 6. a second transmission shaft is inserted; 7. a cross shaft; 8. a second coupling shaft insert; 9. a fixed seat; 10. an output shaft; 11. a second fixing frame; 12. a first sector gear; 13. a motor; 14. connecting plates; 15. a second sector gear; 16. a chute; 17. a fixed gear; 18. a transmission gear; 19. a button; 20. a drive shaft; 21. a limiting groove; 22. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, 2 and 4, a gear type universal coupling includes a first fixing frame 1 and a second fixing frame 11, a second sector gear 15 is fixed on a surface of one side of a lower end of the first fixing frame 1, the second sector gear 15 is engaged with the second fixing frame 11 through a first sector gear 12, a bottom surface of the first fixing frame 1 is rotatably connected with the second fixing frame 11 through a connecting plate 14, a motor 13 is arranged at one end of a bottom surface of the connecting plate 14, an output end of the motor 13 penetrates through the connecting plate 14 and the second fixing frame 11 to be fixedly connected with the first sector gear 12, an upper end of the first fixing frame 1 is rotatably connected with a linkage shaft 2, an end surface of one end of the linkage shaft 2 is welded with a first linkage shaft plug 3, the first linkage shaft plug 3 is rotatably connected with a first transmission shaft plug 4 through a cross shaft 7, a side surface of the first transmission shaft plug 4 is welded with a transmission shaft sleeve 5, a transmission shaft 20 is penetrati, and a second transmission shaft plug 6 is welded on the end face of the other end of the transmission shaft 20, the second transmission shaft plug 6 is rotatably connected with a second coupling shaft plug 8 through a cross shaft 7, one side surface of the second coupling shaft plug 8 is welded with an output shaft 10, the surface of the output shaft 10 is rotatably connected with a fixed seat 9, the fixed seat 9 is rotatably connected with a transmission gear 18, the transmission gear 18 is meshed with a fixed gear 17 fixed on the upper end surface of a second fixed frame 11, and a sliding groove 16 matched with the transmission gear 18 for use is formed in the upper end surface of the second fixed frame 11.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, a button 19 is embedded on a surface of one end of a transmission shaft sleeve 5, a limit block 22 is connected to a position, at the end of the button 19, inside the transmission shaft sleeve 5, a limit groove 21 matched with the limit block 22 is formed in the surface of a transmission shaft 20, a transmission gear 18 penetrates through a sliding groove 16 and is fixedly connected with an output end of a motor 13, the sliding groove 16 is of an arc structure, the first fixing frame 1 and the second fixing frame 11 are both of an L-shaped structure, the first sector gear 12 and the second sector gear 15 are of the same structure, the maximum rotation angle of the first sector gear 12 and the second sector gear 15 is greater than 90 degrees, and the rotation axes of the first transmission shaft plug 4, the transmission shaft sleeve 5, the second transmission shaft plug 6, the cross shaft 7 and the.

The working principle is as follows: when the device is used, the power output end of mechanical equipment of a linkage shaft 2 of the device is fixedly connected, then an output shaft 10 is fixedly connected with the power input end of the mechanical equipment, a terminal control switch (a controller, a computer or a switch panel) is used for controlling the motor 13 to operate, the motor 13 drives a first sector gear 12 to rotate along teeth on the surface of a second sector gear 15, a connecting plate 14 drives a second fixing frame 11 to deflect, the second fixing frame 11 drives the position of the output shaft 10 to deflect, meanwhile, the operation track of a second linkage shaft plug 8 and a second transmission shaft plug 6 is deflected through a cross shaft 7, the operation track of the first transmission shaft plug 4 and a first linkage shaft plug 3 is deflected through the cross shaft 7, the length of a transmission shaft 20 in a transmission shaft sleeve 5 is stretched, at the moment, the device is still in a normal operation state, and then the terminal control switch is used for controlling the operation of another motor 13, the motor 13 drives the transmission gear 18 to rotate, the transmission gear 18 rotates along teeth on the surface of the fixed gear 17, the transmission gear 18 carries the fixing seat 9 to slide along the opening direction of the sliding groove 16, meanwhile, the running track of the second linkage shaft plug 8 and the running track of the second transmission shaft plug 6 deviate through the cross shaft 7, the running track of the first transmission shaft plug 4 and the running track of the first linkage shaft plug 3 deviate through the cross shaft 7, the length of the transmission shaft 20 inside the transmission shaft sleeve 5 stretches out and draws back, the output shaft 10 is adjusted up and down, the device can adjust the front, back, left and right of the output shaft 10, the requirements of mechanical equipment in the running process are met, the deviation of the mechanical equipment in the force transmission process is avoided, the defect that the transmission equipment is broken due to the fact that the local stress of the universal coupling is too large is.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The gear type universal coupling comprises a first fixing frame (1) and a second fixing frame (11), and is characterized in that a second sector gear (15) is fixed on the surface of one side of the lower end of the first fixing frame (1), the second sector gear (15) is meshed with the second fixing frame (11) through a first sector gear (12), the bottom surface of the first fixing frame (1) is rotatably connected with the second fixing frame (11) through a connecting plate (14), a motor (13) is arranged at one end of the bottom surface of the connecting plate (14), the output end of the motor (13) penetrates through the connecting plate (14) and the second fixing frame (11) and is fixedly connected with the first sector gear (12), a linkage shaft (2) is rotatably connected to the upper end of the first fixing frame (1), a first shaft plug (3) is welded to the end face of one end of the linkage shaft (2), and the first shaft plug (3) is rotatably connected with a first transmission shaft (4) through a cross shaft (7), and one side surface of a first transmission shaft plug (4) is welded with a transmission shaft sleeve (5), the transmission shaft sleeve (5) is internally inserted and connected with a transmission shaft (20), the end face of the other end of the transmission shaft (20) is welded with a second transmission shaft plug (6), the second transmission shaft plug (6) is rotatably connected with a second transmission shaft plug (8) through a cross shaft (7), one side surface of the second transmission shaft plug (8) is welded with an output shaft (10), the surface of the output shaft (10) is rotatably connected with a fixing seat (9), the fixing seat (9) is rotatably connected with a transmission gear (18), the transmission gear (18) is meshed with a fixed gear (17) fixed on the upper end surface of a second fixing frame (11), and a sliding groove (16) matched with the transmission gear (18) for use is formed in the upper end surface of the second fixing frame (11.

2. The gear type universal coupling according to claim 1, wherein a button (19) is embedded in one end surface of the transmission shaft sleeve (5), a limiting block (22) is connected to the end of the button (19) inside the transmission shaft sleeve (5), and a limiting groove (21) matched with the limiting block (22) for use is formed in the surface of the transmission shaft (20) inside the transmission shaft sleeve (5).

3. A gear type universal coupling according to claim 1, wherein said transmission gear (18) is fixedly connected with the output end of the motor (13) through the sliding slot (16), and the sliding slot (16) is of an arc structure.

4. A gear type universal joint according to claim 1, wherein said first and second mounts (1, 11) are each provided with an L-shaped configuration.

5. A gear type universal joint according to claim 1, characterized in that said first sector gear (12) and said second sector gear (15) are identical in structure and the maximum angle of rotation of the first sector gear (12) and the second sector gear (15) is greater than 90 °.

6. A gear type universal coupling according to claim 1, wherein the rotational axes of said first drive shaft spigot (4), drive shaft sleeve (5), second drive shaft spigot (6), cross shaft (7) and drive shaft (20) are in the same line.