CN217002965U

CN217002965U - High-stability transmission gear

Info

Publication number: CN217002965U
Application number: CN202220777203.1U
Authority: CN
Inventors: 林明高; 孙海朋; 邹庭驷
Original assignee: Dafa Gear Co ltd
Current assignee: Dafa Gear Co ltd
Priority date: 2022-04-06
Filing date: 2022-04-06
Publication date: 2022-07-19
Anticipated expiration: 2032-04-06

Abstract

The utility model belongs to the technical field of gears, and particularly relates to a high-stability transmission gear which comprises a gear body, gear teeth and a transmission shaft, wherein a shaft hole for the transmission shaft to penetrate through is formed in the center of the gear body; the end part of the gear tooth is provided with an integrally formed anti-skidding short column; according to the gear, the anti-slip short columns which are integrally formed are arranged at the end parts of the gear teeth, the diameter of each anti-slip short column is larger than the width of the end face of each gear tooth, and the anti-slip short columns on the two gears are mutually engaged in the meshing transmission process of the gears, so that the anti-slip effect is achieved, the transmission efficiency of the gears is greatly improved, the running stability of the gears is ensured, and the mutual abrasion between the gear teeth is reduced; the teeth of a cogwheel design is detachable installation, can dismantle alone to the more serious teeth of a cogwheel of long-time use wearing and tearing and change, has reduced the cost of maintenance of gear.

Description

High-stability transmission gear

Technical Field

The utility model belongs to the technical field of gears, and particularly relates to a high-stability transmission gear.

Background

The gear is a mechanical element with a rim on which the gear is continuously meshed to transmit motion and power, the gear is applied in transmission for a long time, at the end of the 19 th century, the principle of generating a gear cutting method and the successive appearance of a special machine tool and a cutter for cutting the gear by using the principle are realized, and the running stability of the gear is emphasized along with the development of production.

When the traditional gear is used, sliding friction is inevitably generated between gear teeth in the process of meshing transmission of the gear pair, the meshing efficiency between the gears is reduced in the long term, the transmission efficiency of the gears is reduced, and the running stability of the gears is reduced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides the high-stability transmission gear which has the characteristics of convenience in use, high transmission efficiency and stability in operation.

In order to achieve the purpose, the utility model provides the following technical scheme: a high-stability transmission gear comprises a gear body, gear teeth and a transmission shaft, wherein a shaft hole for the transmission shaft to penetrate through is formed in the center of the gear body, the gear teeth are detachably mounted on the gear body, and the gear teeth are distributed on the periphery of the outer wall of the gear body at equal intervals along the circumferential direction; the end part of the gear teeth is provided with an integrally formed anti-slip short column, the anti-slip short column is cylindrical, and the diameter of the anti-slip short column is larger than the width of the end face of the gear teeth.

As a preferable aspect of the present invention, the present invention further includes:

the fixed disc is sleeved and rigidly fixed on the transmission shaft;

the movable disc is movably sleeved on the transmission shaft;

the first bolt sequentially penetrates through the fixed disc, the gear body and the movable disc;

and the nut is arranged on the extending end of the first bolt in a threaded screwing mode.

As a preferable technical scheme of the present invention, the gear further comprises an installation component, wherein a connection block is fixed on an end surface of the gear teeth, a connection groove capable of accommodating the connection block is formed in an outer wall of the gear body, and the installation component is installed on the gear body after the connection block is embedded into the connection groove.

As a preferred technical scheme of the utility model, a stable through hole is formed in the connecting block, and the inner bottom surface of the stable through hole is an inclined plane; the mounting assembly comprises a locking block, a mounting plate and a second bolt, a through hole communicated with the connecting groove is formed in the outer wall of the gear body, the mounting plate is fixed at the end part of the locking block, and the second bolt penetrates through the mounting plate and is connected with the gear body in a threaded screwing mode; the bottom surface of the locking block is an inclined surface matched with the stabilizing through hole.

As a preferable technical scheme of the utility model, the outer wall of the transmission shaft is fixed with a positioning short pin, and the inner wall of the shaft hole is provided with a positioning pin hole capable of accommodating the positioning short pin.

Compared with the prior art, the utility model has the beneficial effects that: according to the gear, the anti-slip short columns which are integrally formed are arranged at the end parts of the gear teeth, the diameters of the anti-slip short columns are larger than the width of the end surfaces of the gear teeth, and in the process of gear meshing transmission, the anti-slip short columns on the two gears are mutually hooked, so that the anti-slip effect is achieved, the transmission efficiency of the gears is greatly improved, the running stability of the gears is ensured, and the mutual abrasion between the gear teeth is reduced; the gear teeth are designed to be detachably installed, and can be detached and replaced independently for gear teeth which are worn seriously for a long time, so that the maintenance cost of the gear is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is an enlarged schematic view of the mounting assembly of FIG. 1 in accordance with the present invention;

in the figure: 1. a gear body; 2. a shaft hole; 3. gear teeth; 4. a drive shaft; 5. a positioning pin hole; 6. positioning a short pin; 7. connecting blocks; 8. connecting grooves; 9. stabilizing the through hole; 10. mounting the component; 11. fixing the disc; 12. a movable tray; 13. a first bolt; 14. a nut; 15. an anti-slip short column; 16. perforating; 17. a locking block; 18. mounting a plate; 19. and a second bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides the following technical solutions: a high-stability transmission gear comprises a gear body 1, gear teeth 3 and a transmission shaft 4, wherein a shaft hole 2 for the transmission shaft 4 to penetrate through is formed in the center of the gear body 1, the gear teeth 3 are detachably mounted on the gear body 1, and a plurality of gear teeth 3 are distributed on the periphery of the outer wall of the gear body 1 at equal intervals along the circumferential direction; the end part of the gear teeth 3 is provided with the integrally formed anti-skidding short column 15, the anti-skidding short column 15 is cylindrical, the diameter of the anti-skidding short column 15 is larger than the width of the end face of the gear teeth 3, when the gear is used, the transmission shaft 4 penetrates through the shaft hole 2 to be installed, the gear teeth 3 are detachably installed on the gear body 1, and the plurality of gear teeth 3 are distributed on the periphery of the outer wall of the gear body 1 at equal intervals along the circumferential direction, transmission can be achieved after the gear teeth 3 of the two gears are meshed with each other, because the end part of the gear teeth 3 is provided with the integrally formed anti-skidding short column 15, and the diameter of the anti-skidding short column 15 is larger than the width of the end face of the gear teeth 3, in the gear meshing transmission process, the anti-skidding short columns 15 on the two gears are mutually hooked, the anti-skidding effect is achieved, the transmission efficiency of the gears is greatly improved, the running stability of the gears is guaranteed, and the mutual abrasion between the gear teeth 3 is reduced; the gear teeth 3 are designed to be detachably mounted, and can be detached and replaced independently for the gear teeth 3 which are seriously worn in long-time use, so that the maintenance cost of the gear is reduced.

Specifically, as shown in fig. 1, in this embodiment, the method further includes:

the fixed disc 11 is sleeved and rigidly fixed on the transmission shaft 4;

the movable disc 12, the movable disc 12 is fitted over the drive shaft 4 movably;

the first bolt 13, the first bolt 13 penetrates the fixed disc 11, the gear body 1 and the movable disc 12 in sequence;

nut 14, nut 14 utilize the screw thread to close the mode soon and install on the extension end of a bolt 13, and fixed disk 11 and activity dish 12 carry on spacingly from both sides to gear body 1, improve the stability of gear body 1 installation greatly, avoid gear body 1 to produce the emergence of aversion or high amplitude shake phenomenon when high-speed operation simultaneously, have guaranteed gear moving stationarity.

Specifically, as shown in fig. 1, in this embodiment, the gear fixing device further includes a mounting component 10, a connecting block 7 is fixed on an end surface of the gear 3, a connecting groove 8 capable of accommodating the connecting block 7 is formed in an outer wall of the gear body 1, and the mounting component 10 is mounted on the gear body 1 after the connecting block 7 is embedded into the connecting groove 8, so that the gear 3 can be detachably mounted.

Specifically, according to fig. 1 and fig. 2, in the present embodiment, a stable through hole 9 is formed in the connecting block 7, and an inner bottom surface of the stable through hole 9 is an inclined surface; the mounting assembly 10 comprises a locking block 17, a mounting plate 18 and a second bolt 19, a through hole 16 communicated with the connecting groove 8 is formed in the outer wall of the gear body 1, the mounting plate 18 is fixed at the end part of the locking block 17, and the second bolt 19 penetrates through the mounting plate 18 and then is connected with the gear body 1 in a threaded screwing mode; the bottom surface of the locking block 17 is an inclined surface matched with the stabilizing through hole 9, the connecting block 7 is embedded into the connecting groove 8, then the locking block 17 penetrates through the through hole 16 and is embedded into the stabilizing through hole 9, the second bolt 19 penetrates through the mounting plate 18 and is connected with the gear body 1 in a threaded screwing mode, the second bolt 19 is screwed, and due to the fact that the inner bottom surface of the stabilizing through hole 9 is the inclined surface and the bottom surface of the locking block 17 is the inclined surface matched with the stabilizing through hole 9, the length of the locking block 17 embedded into the stabilizing through hole 9 is longer as the second bolt 19 is screwed down in cooperation with the inclined surface, meanwhile, downward component force is generated on the connecting block 7, and the installation stability of the gear teeth 3 is further improved.

Specifically, according to fig. 1, in this embodiment, the outer wall of the transmission shaft 4 is fixed with the positioning short pin 6, and the inner wall of the shaft hole 2 is provided with the positioning pin hole 5 capable of accommodating the positioning short pin 6, so as to improve the stability of the gear body 1 during operation and prevent the gear body 1 from slipping relative to the transmission shaft 4.

The working principle and the using process of the utility model are as follows: when the gear is used, the transmission shaft 4 penetrates through the shaft hole 2 to be installed, the gear teeth 3 are detachably installed on the gear body 1, the gear teeth 3 are distributed on the periphery of the outer wall of the gear body 1 at equal intervals along the circumferential direction, transmission can be realized after the gear teeth 3 of the two gears are mutually meshed, the end parts of the gear teeth 3 are provided with the integrally formed anti-skidding short columns 15, the diameter of each anti-skidding short column 15 is larger than the width of the end face of each gear tooth 3, in the process of gear meshing transmission, the anti-skidding short columns 15 on the two gears are mutually hooked, the anti-skidding effect of skidding is achieved, the transmission efficiency of the gears is greatly improved, the running stability of the gears is guaranteed, and therefore mutual abrasion among the gear teeth 3 is reduced;

the connecting block 7 is embedded into the connecting groove 8, then the locking block 17 penetrates through the through hole 16 and is embedded into the stabilizing through hole 9, the second bolt 19 penetrates through the mounting plate 18 and then is connected with the gear body 1 in a threaded screwing mode, the second bolt 19 is screwed, the lower the bottom surface of the stabilizing through hole 9 is an inclined surface matched with the stabilizing through hole 9, the longer the length of the locking block 17 embedded into the stabilizing through hole 9 is, the component force downwards generated on the connecting block 7 is generated as the second bolt 19 is screwed under the inclined surface matching, and the stability of the installation of the gear teeth 3 is further improved, so the gear teeth 3 are designed to be detachably installed, the gear teeth 3 which are seriously worn in long time can be independently disassembled and replaced, and the maintenance cost of the gear is reduced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a driven gear of high stability, includes gear body (1), teeth of a cogwheel (3) and transmission shaft (4), its characterized in that: the center of the gear body (1) is provided with a shaft hole (2) for the transmission shaft (4) to penetrate through, the gear teeth (3) are detachably mounted on the gear body (1), and the gear teeth (3) are distributed on the periphery of the outer wall of the gear body (1) at equal intervals along the circumferential direction; the end part of the gear teeth (3) is provided with an integrally formed anti-skidding short column (15), the anti-skidding short column (15) is cylindrical, and the diameter of the anti-skidding short column (15) is larger than the width of the end face of the gear teeth (3).

2. A high stability transmission gear according to claim 1, wherein: further comprising:

the fixed disc (11), the said fixed disc (11) is set up and fixed rigidly on the said drive shaft (4);

the movable disc (12), the said movable disc (12) is fitted over the said drive shaft (4) movably;

the first bolt (13), the first bolt (13) penetrates through the fixed disc (11), the gear body (1) and the movable disc (12) in sequence;

the nut (14) is installed on the extending end of the first bolt (13) in a threaded screwing mode.

3. A high stability transmission gear according to claim 1, wherein: still include installation component (10) the terminal surface of the teeth of a cogwheel (3) is fixed with connecting block (7) gear body (1) outer wall is seted up and is held connecting groove (8) of connecting block (7), and works as utilize behind connecting block (7) embedding connecting groove (8) installation component (10) are installed gear body (1) is last.

4. A high stability gear according to claim 3, wherein: a stabilizing through hole (9) is formed in the connecting block (7), and the inner bottom surface of the stabilizing through hole (9) is an inclined plane; the mounting assembly (10) comprises a locking block (17), a mounting plate (18) and a second bolt (19), a through hole (16) communicated with the connecting groove (8) is formed in the outer wall of the gear body (1), the mounting plate (18) is fixed at the end part of the locking block (17), and the second bolt (19) penetrates through the mounting plate (18) and then is connected with the gear body (1) in a threaded screwing mode; the bottom surface of the locking block (17) is an inclined surface matched with the stabilizing through hole (9).

5. A high stability transmission gear according to claim 1, wherein: the outer wall of transmission shaft (4) is fixed with location short round pin (6) the inner wall in shaft hole (2) is seted up and is held location pinhole (5) of location short round pin (6).