CN217056032U

CN217056032U - Adjustable precision gear with shaft

Info

Publication number: CN217056032U
Application number: CN202220843972.7U
Authority: CN
Inventors: 冯增基; 梁有建; 李兴娟
Original assignee: Shenzhen Jingli Gear Co ltd
Current assignee: Shenzhen Jingli Gear Co ltd
Priority date: 2022-04-13
Filing date: 2022-04-13
Publication date: 2022-07-26
Anticipated expiration: 2032-04-13

Abstract

The utility model provides an adjustable takes axle precision gear, include: the outer side surface of the rotating shaft is provided with a first limiting block, the rotating shaft is sleeved with a precise gear, a first through hole is formed in the precision gear, a first rectangular groove is formed in the inner wall of the first through hole, a second through hole is arranged on the inner wall of the first through hole, a first threaded column is arranged inside the second through hole, one end of the first threaded column is provided with a first groove, the precision gear of the utility model is relatively separated from the rotating shaft, the precision gear can move on the rotating shaft, thereby adjusting the position of the precision gear, facilitating the adjustment of the position of the precision gear for transmission connection, having better practicability, adjusting the length of the rotating shaft, connecting the two ends of the rotating shaft through structures at the two ends of the rotating shaft, thereby increasing the length of the rotating shaft and adjusting the length of the rotating shaft and the position of the precision gear.

Description

Adjustable precision gear with shaft

Technical Field

The utility model relates to an accurate gear equipment technical field, in particular to adjustable tape spool accurate gear.

Background

Gear refers to a mechanical element on a rim with gears continuously engaged to transmit motion and power. The use of gears in transmissions has long emerged. At the end of the 19 th century, the principle of generating the cutting method and the successive appearance of special machine tools and cutters for cutting teeth by using the principle pay attention to the running stability of gears along with the development of production.

The existing precision gear with a shaft is generally immovable when the gear is connected with a rotating shaft, the gear cannot be adjusted on the rotating shaft, and the length of the rotating shaft is generally fixed and cannot be adjusted.

SUMMERY OF THE UTILITY MODEL

Not enough to the above-mentioned among the prior art, the utility model provides an adjustable takes axle precision gear.

In order to achieve the purpose of the utility model, the utility model adopts the technical scheme that:

an adjustable precision gear with an axle, comprising: the axis of rotation, the outside surface of axis of rotation is provided with stopper one, the cover is equipped with accurate gear in the axis of rotation, the inside of accurate gear is provided with through-hole one, be provided with rectangle recess one on the inner wall of through-hole one, be provided with through-hole two on the inner wall of through-hole one, the inside of through-hole two is provided with screw thread post one, the one end of screw thread post one is provided with recess one, one side centre of a circle department of axis of rotation is provided with the spliced pole, the spliced pole be provided with stopper two on the surface, the axis of rotation is kept away from one side of spliced pole is provided with circular recess, be provided with rectangle recess two on the inner wall of circular recess, be provided with through-hole three on the inner wall of circular recess, the inside of through-hole three is provided with screw thread post two, the one end of screw thread post two is provided with recess two.

As an improvement, the precision gear is sleeved on the rotating shaft through the through hole.

As an improvement, the number of the first rectangular grooves and the number of the second through holes are three, and the first rectangular grooves and the second through holes are evenly distributed on the inner wall of the first through hole in a staggered mode.

As an improvement, the number of the rectangular grooves II and the number of the through holes III are three, and the rectangular grooves II and the through holes III are evenly distributed on the inner wall of the circular groove in a staggered mode.

As an improvement, the first threaded column is in threaded connection with the second through hole, the second threaded column is in threaded connection with the third through hole, and the first groove and the second groove are both hexagonal and are located on one sides of the first threaded column and the second threaded column far away from the center of the rotating shaft.

The utility model has the advantages that:

the utility model discloses an accurate gear is relatively detached with the axis of rotation, and accurate gear can remove in the axis of rotation to can adjust the position of accurate gear, so that adjust the position of accurate gear and carry out the transmission and connect, the practicality is better, and the length of axis of rotation can be adjusted, through the structure at axis of rotation both ends, can connect and add, thereby has increased the length of axis of rotation, can adjust the length of axis of rotation and the position of accurate gear.

Drawings

FIG. 1 is a schematic structural diagram of the present invention

FIG. 2 is a schematic view of the structure of the right side of the present invention

FIG. 3 is a schematic left-side view of the structure of the present invention

FIG. 4 is an enlarged view of the structure at A in FIG. 2

FIG. 5 is an enlarged view of the structure at B in FIG. 1

FIG. 6 is an enlarged view of the structure at C in FIG. 3

Fig. 7 is an enlarged schematic view of the structure at D in fig. 1.

Reference numerals comparison table:

1. a rotating shaft; 2. a first limiting block; 3. a precision gear; 4. a first through hole; 5. a first rectangular groove; 6. a second through hole; 7. a first threaded column; 8. a first groove; 9. connecting columns; 10. a second limiting block; 11. a circular groove; 12. a second rectangular groove; 13. a third through hole; 14. a second threaded column; 15. and a second groove.

Detailed Description

In order to make the content of the present invention more clearly understood, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the attached drawings in the embodiment of the present invention. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1, an adjustable precision gear with a shaft comprises: the shaft 1 is rotated.

The outer side surface of the rotating shaft 1 is provided with a first limiting block 2, the rotating shaft 1 is sleeved with a precision gear 3, a first through hole 4 is formed in the precision gear 3, a first rectangular groove 5 is formed in the inner wall of the first through hole 4, a through hole II 6 is arranged on the inner wall of the through hole I4, a threaded column I7 is arranged inside the through hole II 6, one end of the first threaded column 7 is provided with a first groove 8, the circle center of one side of the rotating shaft 1 is provided with a connecting column 9, a second limiting block 10 is arranged on the surface of the connecting column 9, a circular groove 11 is arranged on one side of the rotating shaft 1 far away from the connecting column 9, a second rectangular groove 12 is arranged on the inner wall of the circular groove 11, a third through hole 13 is arranged on the inner wall of the circular groove 11, a second threaded column 14 is arranged inside the third through hole 13, and a second groove 15 is formed in one end of the second threaded column 14.

Referring to fig. 1 and 2, the precision gear 3 is sleeved on the rotating shaft 1 through the first through hole 4.

The utility model discloses at its during operation, 3 covers of accurate gear are established in axis of rotation 1, and stopper one 2 card is gone into in a rectangle recess 5, prevents effectively that accurate gear 3 from taking place relative rotation with axis of rotation 1.

Referring to fig. 2, the first rectangular groove 5 and the second through hole 6 are respectively provided in three numbers and are uniformly distributed on the inner wall of the first through hole 4 in a staggered manner.

Referring to fig. 3, the number of the second rectangular grooves 12 and the number of the third through holes 13 are three, and the two rectangular grooves and the three through holes are uniformly distributed on the inner wall of the circular groove 11 in a staggered manner.

It should be noted that the first threaded column 7 is in threaded connection with the second through hole 6, the second granted threaded column 14 is in threaded connection with the third through hole 13, and the first groove 8 and the second groove 15 are both hexagonal and are both located on one side of the first threaded column 7 and the second threaded column 14 away from the center of the rotation shaft 1.

The utility model discloses at its during operation, establish accurate gear 3 cover in axis of rotation 1 to adjust accurate gear 3's position, then screw thread post 7, fix accurate gear 3, when needing to adjust the length of axis of rotation 1, insert another axis of rotation 1 that is equipped with spliced pole 9 with axis of rotation 1 inside that another axis of rotation 1 is equipped with circular recess 11, then rotating thread post two 14, fix two axis of rotation 1.

The above description is only for the preferred embodiment of the present invention and should not be taken as limiting the scope of the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An adjustable precision gear with a shaft, comprising: the gear transmission mechanism comprises a rotating shaft (1), a limiting block I (2) is arranged on the outer side surface of the rotating shaft (1), a precision gear (3) is sleeved on the rotating shaft (1), a through hole I (4) is arranged inside the precision gear (3), a rectangular groove I (5) is arranged on the inner wall of the through hole I (4), a through hole II (6) is arranged on the inner wall of the through hole I (4), a threaded column I (7) is arranged inside the through hole II (6), a groove I (8) is arranged at one end of the threaded column I (7), a connecting column (9) is arranged at the center of one side of the rotating shaft (1), a limiting block II (10) is arranged on the surface of the connecting column (9), a circular groove (11) is arranged at one side, away from the connecting column (9), a rectangular groove II (12) is arranged on the inner wall of the circular groove (11), a third through hole (13) is formed in the inner wall of the circular groove (11), a second threaded column (14) is arranged inside the third through hole (13), and a second groove (15) is formed in one end of the second threaded column (14).

2. The adjustable precision gear with the shaft as claimed in claim 1, wherein the precision gear (3) is sleeved on the rotating shaft (1) through the first through hole (4).

3. The adjustable precision gear with the shaft as claimed in claim 1, wherein the number of the first rectangular grooves (5) and the number of the second through holes (6) are three, and the three rectangular grooves and the three through holes are evenly distributed on the inner wall of the first through hole (4) in a staggered manner.

4. The adjustable precision gear with the shaft as claimed in claim 1, wherein three rectangular grooves (12) and three through holes (13) are respectively provided and are uniformly distributed on the inner wall of the circular groove (11) in a staggered manner.

5. The adjustable precision gear with the shaft as claimed in claim 4, wherein the first threaded column (7) is in threaded connection with the second through hole (6), the second threaded column (14) is in threaded connection with the third through hole (13), and the first groove (8) and the second groove (15) are both hexagonal and are both located on one side of the first threaded column (7) and the second threaded column (14) away from the center of the rotation shaft (1).