CN214534335U

CN214534335U - Gear set capable of dynamically adjusting gear meshing backlash

Info

Publication number: CN214534335U
Application number: CN202120550013.1U
Authority: CN
Inventors: 井磊
Original assignee: Yangzhou Shengyou Machinery Technology Co ltd
Current assignee: Yangzhou Shengyou Machinery Technology Co ltd
Priority date: 2021-03-17
Filing date: 2021-03-17
Publication date: 2021-10-29
Anticipated expiration: 2031-03-17

Abstract

The utility model relates to a gear train technical field discloses a but gear train of dynamic adjustment gear meshing side clearance, the vertical rigid coupling that runs through of inside center department of first gear has first rotation axis, the vertical rigid coupling that runs through of inside center department of second gear has the second rotation axis, first rotation axis with be connected with straining device between the second rotation axis, first gear with drive mechanism is still installed to the top of second gear. The utility model discloses a drive mechanism can the person of facilitating the use adjust the meshing backlash between first gear and the second gear according to actual need, application scope is more extensive, adjust through mechanical transmission's mode moreover, labour saving and time saving, efficiency is higher, can make first gear and second gear have an opposite power of dragging throughout in accommodation process through straining mechanism, prevented that not hard up phenomenon from appearing in first gear and the second gear, ensured the normal use of first gear and second gear.

Description

Gear set capable of dynamically adjusting gear meshing backlash

Technical Field

The utility model relates to a gear train technical field specifically is a gear train of dynamic adjustment gear meshing backlash.

Background

The gear is a mechanical element with teeth on the wheel rim capable of continuously meshing to transmit motion and power, and is a mechanical part with teeth capable of meshing with each other, the diameter of the big gear is one time of that of the small gear, and the gear set is a combination formed by multiple groups of gears and is mainly used for transmitting torque, changing speed and changing torque direction.

However, when the existing gear set is used, the engagement backlash between the two sets of gears is mostly changed in a manual adjusting mode, time and labor are wasted, and after the gear set is adjusted, the two sets of gears are easy to loosen, so that certain defects exist. Accordingly, those skilled in the art have provided a gear set that can dynamically adjust the backlash of the gear mesh to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but gear train of dynamic adjustment gear meshing backlash to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a but gear train of dynamic adjustment gear meshing backlash, includes first gear and meshing second gear on the first gear, the vertical rigid coupling that runs through of inside center department of first gear has first rotation axis, the vertical rigid coupling that runs through of inside center department of second gear has the second rotation axis, first rotation axis with be connected with straining device between the second rotation axis, first gear with drive mechanism is still installed to the top of second gear.

As a further aspect of the present invention: the transmission mechanism comprises a first limiting wheel, a cam, a servo motor and a second limiting wheel, the cam is connected to the driving end of the servo motor, the first limiting wheel is attached to one side of the cam, and the second limiting wheel is attached to the other side of the cam.

As a further aspect of the present invention: the first limiting wheel is movably sleeved outside the first rotating shaft through a bearing, and the second limiting wheel is movably sleeved outside the second rotating shaft through a bearing.

As a further aspect of the present invention: tensioning mechanism includes first spacing ring, first support, installation pipe, first spring, stopper, second spring, second support and second spacing ring, the inside center department rigid coupling of installation pipe has the stopper, just the both sides of installation pipe imbed respectively install rather than self sliding connection first support with the second support, the one end rigid coupling of first support has first spacing ring, just the other end of first support with be connected with between the stopper first spring, the one end rigid coupling of second support has the second spacing ring, just the other end of second support with be connected with between the stopper the second spring.

As a further aspect of the present invention: the first spring and the second spring are both installed inside the installation pipe, the first support and the second support are both of T-shaped structures, and the first support and the second support are distributed oppositely.

As a further aspect of the present invention: the first limiting ring is movably sleeved outside the first rotating shaft through a bearing, and the second limiting ring is movably sleeved outside the second rotating shaft through a bearing.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model can facilitate the user to adjust the meshing backlash between the first gear and the second gear according to the actual requirement through the transmission mechanism, has wider application range, and is adjusted through a mechanical transmission mode, thereby saving time and labor and having higher efficiency;

2. can make first gear and second gear have an opposite pulling force all the time in the accommodation process through straining mechanism, prevent that not hard up phenomenon from appearing in first gear and second gear, ensure the normal use of first gear and second gear.

Drawings

FIG. 1 is a schematic illustration of a gear set with dynamic adjustment of gear mesh backlash;

FIG. 2 is a schematic diagram of a transmission mechanism in a gear set with dynamically adjustable gear mesh backlash;

FIG. 3 is a schematic diagram of a tensioning mechanism in a gear set with dynamically adjustable gear mesh backlash.

In the figure: 1. a first gear; 2. a first rotating shaft; 3. a second rotation shaft; 4. a tensioning mechanism; 5. a second gear; 6. a transmission mechanism; 7. a first limit wheel; 8. a cam; 9. a servo motor; 10. a second limiting wheel; 11. a first limit ring; 12. a first bracket; 13. installing a pipe; 14. a first spring; 15. a limiting block; 16. a second spring; 17. a second bracket; 18. and a second limit ring.

Detailed Description

Referring to fig. 1 to 3, in an embodiment of the present invention, a gear set capable of dynamically adjusting a gear engagement backlash includes a first gear 1 and a second gear 5 engaged with the first gear 1, a first rotating shaft 2 vertically penetrates and is fixedly connected to an inner center of the first gear 1, a second rotating shaft 3 vertically penetrates and is fixedly connected to an inner center of the second gear 5, a tensioning mechanism 4 is connected between the first rotating shaft 2 and the second rotating shaft 3, the tensioning mechanism 4 includes a first limiting ring 11, a first bracket 12, a mounting tube 13, a first spring 14, a limiting block 15, a second spring 16, a second bracket 17 and a second limiting ring 18, the limiting block 15 is fixedly connected to the inner center of the mounting tube 13, the first bracket 12 and the second bracket 17 slidably connected to the mounting tube 13 are respectively embedded into two sides of the mounting tube 13, the first limiting ring 11 is fixedly connected to one end of the first bracket 12, a first spring 14 is connected between the other end of the first bracket 12 and the limit block 15, one end of the second bracket 17 is fixedly connected with a second limit ring 18, a second spring 16 is connected between the other end of the second bracket 17 and the limiting block 15, the first spring 14 and the second spring 16 are both arranged inside the mounting pipe 13, the first bracket 12 and the second bracket 17 are both in a T-shaped structure, the first bracket 12 and the second bracket 17 are distributed oppositely, the first limiting ring 11 is movably sleeved outside the first rotating shaft 2 through a bearing, the second limiting ring 18 is movably sleeved outside the second rotating shaft 3 through a bearing, can make first gear 1 and second gear 5 have an opposite pulling force all the time in the adjustment process through straining mechanism 4, prevented that first gear 1 and second gear 5 from appearing not hard up the phenomenon, ensured first gear 1 and second gear 5's normal use.

In fig. 1 and 2: a transmission mechanism 6 is further installed above the first gear 1 and the second gear 5, the transmission mechanism 6 comprises a first limit wheel 7, a cam 8, a servo motor 9 and a second limit wheel 10, the cam 8 is connected to the driving end of the servo motor 9, the type of the servo motor 9 is ACSM110-G04030LZ, the servo motor 9 is connected with an external controller, the type of the controller is DKC-Y110, the first limit wheel 7 is attached to one side of the cam 8, the second limit wheel 10 is attached to the other side of the cam 8, the first limit wheel 7 is movably sleeved outside the first rotating shaft 2 through a bearing, the second limit wheel 10 is movably sleeved outside the second rotating shaft 3 through a bearing, a user can conveniently adjust the meshing side clearance between the first gear 1 and the second gear 5 through the transmission mechanism 6 according to actual needs, the application range is wider, and the adjustment is realized through a mechanical transmission mode, time and labor are saved, and the efficiency is higher.

The utility model discloses a theory of operation is: a user firstly controls a servo motor 9 to start working through an external controller, the servo motor 9 drives a cam 8 to rotate after working, the cam 8 is attached to a first limit wheel 7 and a second limit wheel 10, so the first limit wheel 7 and the second limit wheel 10 can be driven to move oppositely and oppositely after the cam 8 rotates, a first rotating shaft 2 and a second rotating shaft 3 are driven to move oppositely and oppositely, and finally the first gear 1 and the second gear 5 can be driven to move oppositely and oppositely, so the purpose of adjusting the meshing backlash between the two groups of gears is achieved, the meshing backlash between the first gear 1 and the second gear 5 can be conveniently adjusted by the user according to actual needs through a transmission mechanism 6, the application range is wider, the adjustment is realized in a mechanical transmission mode, time and labor are saved, the efficiency is higher, when the first rotating shaft 2 and the second rotating shaft 3 move oppositely, can drive first spacing ring 11 and the opposite movement of second spacing ring 18, first support 12 and the opposite movement of second support 17 this moment, first spring 14 and second spring 16 are in tensile state this moment to produce an opposite pulling force, finally make two sets of gears be in the engaged state after drive mechanism 6 adjusts all the time, prevented that first gear 1 and second gear 5 from appearing not hard up the phenomenon, ensured first gear 1 and second gear 5's normal use.

The above-mentioned, 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 utility model provides a but gear train of dynamic adjustment gear meshing backlash, includes first gear (1) and meshing second gear (5) on first gear (1), the vertical rigid coupling that runs through of inside center department of first gear (1) has first rotation axis (2), the vertical rigid coupling that runs through of inside center department of second gear (5) has second rotation axis (3), a serial communication port, first rotation axis (2) with be connected with straining device (4) between second rotation axis (3), first gear (1) with drive mechanism (6) are still installed to the top of second gear (5).

2. The gear set capable of dynamically adjusting the gear meshing backlash according to claim 1, wherein the transmission mechanism (6) comprises a first limiting wheel (7), a cam (8), a servo motor (9) and a second limiting wheel (10), the cam (8) is connected to a driving end of the servo motor (9), the first limiting wheel (7) is attached to one side of the cam (8), and the second limiting wheel (10) is attached to the other side of the cam (8).

3. The gear set capable of dynamically adjusting the gear meshing backlash according to claim 2, wherein the first limiting wheel (7) is movably sleeved outside the first rotating shaft (2) through a bearing, and the second limiting wheel (10) is movably sleeved outside the second rotating shaft (3) through a bearing.

4. The gear set capable of dynamically adjusting the gear meshing backlash according to claim 1, wherein the tensioning mechanism (4) comprises a first limiting ring (11), a first bracket (12), a mounting tube (13), a first spring (14), a limiting block (15), a second spring (16), a second bracket (17) and a second limiting ring (18), the limiting block (15) is fixedly connected to the center inside the mounting tube (13), the first bracket (12) and the second bracket (17) which are slidably connected to the mounting tube (13) are respectively embedded and mounted on two sides of the mounting tube (13), the first limiting ring (11) is fixedly connected to one end of the first bracket (12), the first spring (14) is connected between the other end of the first bracket (12) and the limiting block (15), and the second limiting ring (18) is fixedly connected to one end of the second bracket (17), and the second spring (16) is connected between the other end of the second bracket (17) and the limiting block (15).

5. A gear set capable of dynamically adjusting gear mesh backlash according to claim 4, wherein the first spring (14) and the second spring (16) are both mounted inside the mounting tube (13), the first bracket (12) and the second bracket (17) are both of a T-shaped structure, and the first bracket (12) and the second bracket (17) are distributed oppositely.

6. A gear set capable of dynamically adjusting gear meshing backlash according to claim 4, wherein the first limit ring (11) is movably sleeved outside the first rotating shaft (2) through a bearing, and the second limit ring (18) is movably sleeved outside the second rotating shaft (3) through a bearing.