CN213511954U

CN213511954U - High-precision micro gear

Info

Publication number: CN213511954U
Application number: CN202022148861.8U
Authority: CN
Inventors: 王振福
Original assignee: Tianjin Xinsanhuan Metal Products Co Ltd
Current assignee: Tianjin Xinsanhuan Metal Products Co Ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-06-22
Anticipated expiration: 2030-09-27

Abstract

The utility model relates to the technical field of gears, and a high accuracy micro-gear is disclosed, including a plurality of dogtooth, dogtooth one end fixedly connected with go-between, the go-between joint has the inner disc, the one end joint that the go-between was kept away from to the inner disc has the nut, nut threaded connection has the joint plectane, the fixed spread groove of having seted up of inner disc one side center department, inner disc one side just is located the spread groove adjacent position and sets up flutedly, the inner disc just is located the recess adjacent position and has seted up the joint groove. This kind of high accuracy micro gear, through the setting of inner disc and connecting pipe, when the dogtooth damages, twists the screw rod that moves joint plectane one side center department fixed connection, twists off the joint plectane through screw rod and nut threaded connection to take out the joint plectane, again with the new connecting ring joint that has the dogtooth into the inner disc, screw rod and nut threaded connection through the joint plectane, convenient to detach and change have reduced the cost when changing.

Description

High-precision micro gear

Technical Field

The utility model relates to the technical field of gears, specifically be a high accuracy micro gear.

Background

The high-precision miniature gear is a mechanical element with a gear on a wheel rim which is continuously meshed with the gear to transmit motion and power, the gear is applied in transmission very early, at the end of 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 along with the development of production, the stability of gear operation is emphasized.

The existing high-precision miniature gears are all integrally formed, generally play a role in transmission in a machine tool and mechanical equipment, but can cause the gears to be damaged under the long-time meshing rotation work, so that the operation and the production of the mechanical equipment are influenced, and therefore, the brand new gears need to be replaced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a high accuracy micro-gear possesses convenient to detach and changes, has reduced the cost when changing, and inner disc weight reduces, and manufacturing cost reduces, and comparatively firm behind the nut threaded connection, and difficult pine takes off advantage such as waiting, has solved the problem that the background art provided.

(II) technical scheme

For realizing the aforesaid possesses convenient to detach and change, reduced the cost when changing, inner disc weight reduction, manufacturing cost reduces, and comparatively firm behind the nut threaded connection, the purpose of advantages such as difficult pine takes off, the utility model provides a following technical scheme: the utility model provides a high accuracy micro-gear, includes a plurality of dogtooth, dogtooth one end fixedly connected with go-between, the go-between joint has the inner disc, the one end joint that the go-between was kept away from to the inner disc has the nut, nut threaded connection has the joint plectane, the fixed spread groove of having seted up of center department in one side of the inner disc, inner disc one side just is located the spread groove adjacent position and sets up flutedly, the inner disc just is located the recess adjacent position and has seted up the joint groove, the equal fixedly connected with joint pole one in go-between inner ring both sides, every the equal fixedly connected with joint pole two of one end that the go-between was kept away from to joint pole one, fixedly connected with screw rod is located at joint plectane one side center, the equal fixedly connected with.

Preferably, a plurality of through holes are formed in one side of the inner disc, and a grinding plate is fixedly arranged on one side of the nut.

Preferably, the groove does not penetrate through the inner disc, and the connecting groove penetrates through the inner disc.

Preferably, the clamping groove does not penetrate through the inner plate, and the clamping groove is communicated with the groove.

Preferably, the clamping rod I is clamped with the clamping groove in a matched mode, the clamping rod II is in a circular ring shape, and the clamping rod II is clamped with the groove in a matched mode.

Preferably, the clamping circular plate is clamped with the groove in a matched mode, and the clamping rod III is clamped with the clamping groove in a matched mode.

Preferably, each through hole penetrates through the inner disc, and the abrasive plate is matched with the screw cap.

(III) advantageous effects

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this kind of high accuracy micro-gear, setting through inner disc and connecting pipe, damage when the dogtooth, twist and move joint plectane one side center department fixed connection's screw rod, twist the joint plectane through screw rod and nut threaded connection, thereby take out the joint plectane, pass through joint pole one with joint groove adaptation connection with the go-between after that, joint pole two and recess adaptation joint, take off the go-between from the inner disc, again with the new connecting ring joint that has the dogtooth into the inner disc, screw rod and nut threaded fixation through the joint plectane, convenient to detach and change, cost when having reduced the change.

2. This kind of high accuracy micro-gear through the setting of through-hole and dull polish board, through a plurality of through-hole that inner disc one side was seted up, every through-hole runs through the inner disc, the dull polish board of the fixed setting in nut one side, and dull polish board and nut looks adaptation for 1 weight loss of inner disc, manufacturing cost reduces, and is comparatively firm behind the nut threaded connection, and difficult pine takes off.

Drawings

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

FIG. 2 is a schematic view of the inner plate structure of the present invention;

fig. 3 is a schematic view of the structure of the connection ring of the present invention;

fig. 4 is the schematic diagram of the structure of the frosted plate of the present invention.

In the figure: 1. an inner disc; 2. a nut; 3. clamping a circular plate; 5. a groove; 6. a clamping groove; 7. a through hole; 8. connecting grooves; 9. a clamping rod I; 10. a second clamping and connecting rod; 11. a connecting ring; 12. a convex tooth; 14. a screw; 15. a clamping and connecting rod III; 16. and (5) grinding the sand plate.

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.

Example one

Referring to fig. 1-4, a high precision micro gear comprises a plurality of convex teeth 12, one end of each convex tooth 12 is fixedly connected with a connecting ring 11, the connecting ring 11 is clamped with an inner disc 1, one end of the inner disc 1, which is far away from the connecting ring 11, is clamped with a screw cap 2, the screw cap 2 is in threaded connection with a clamping circular plate 3, a connecting groove 8 is fixedly arranged at the center of one side of the inner disc 1, a groove 5 is arranged at one side of the inner disc 1, which is adjacent to the connecting groove 8, and used for clamping a clamping rod II 10 and the clamping circular plate 3, the clamping rod II 10 is arranged between the clamping circular plate 3 and the groove 5, the clamping circular plate 3 is used for fixing and limiting the clamping rod II 10, a clamping groove 6 is arranged at the inner disc 1, which is adjacent to the groove 5 and used for clamping with a clamping rod I9 and a clamping rod III 15, the clamping rod III 15 is used for fixing and limiting the clamping rod, the clamping rod I9 is fixedly connected to the two sides of the inner ring of the connecting ring 11, the clamping rod II 10 is fixedly connected to one end, far away from the connecting ring 11, of each clamping rod I9, a screw 14 is fixedly connected to the center of one side of each clamping circular plate 3, the clamping rod III 15 is fixedly connected to the two sides of each clamping circular plate 3, each clamping circular plate 3 is in threaded connection with the nut 2 through the screw 14, the groove 5 does not penetrate through the inner disc 1, the connecting groove 8 penetrates through the inner disc 1, the clamping groove 6 does not penetrate through the inner disc 1 and is used for fixing and limiting, the clamping groove 6 is communicated with the groove 5, the clamping rod I9 is in adaptive clamping with the clamping groove 6, the clamping rod II 10 is in a circular ring shape, the clamping rod II 10 is in adaptive clamping with the groove 5, the clamping circular plate 3 is in adaptive clamping.

Example two

Based on embodiment one, as shown in fig. 1-4, a plurality of through holes 7 are opened on one side of the inner disc 1 for reducing weight and cost, a frosting plate 16 is fixedly arranged on one side of the nut 2 for increasing friction force, each through hole 7 penetrates through the inner disc 1, and the frosting plate 16 is matched with the nut 2.

The working principle is as follows: when the convex teeth 12 are damaged, the screw rod 14 fixedly connected with the center of one side of the clamping circular plate 3 is screwed, the clamping circular plate 3 is screwed down through the screw rod 14 and the screw cap 2 in threaded connection, so that the clamping circular plate 3 is taken out, then the connecting ring 11 is in adaptive connection with the clamping groove 6 through the clamping rod I9, the clamping rod II 10 is in adaptive clamping connection with the groove 5, the connecting ring 11 is taken down from the inner disc 1, the new connecting ring 11 with the convex teeth 12 is clamped into the inner disc 1, the screw rod 14 and the screw cap 2 are in threaded connection through the clamping circular plate 3, the disassembly and the replacement are convenient, and the cost in replacement is reduced.

Through a plurality of through-hole 7 that inner disc 1 one side was seted up, every through-hole 7 runs through inner disc 1, and the dull polish board 16 of the fixed setting in 2 one sides of nut, and

dull polish board

16 and 2 looks adaptations of nut for 1 weight loss of inner disc, manufacturing cost reduces, and is comparatively firm behind the 2 threaded connection of nut, difficult pine takes off.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high-precision micro gear comprises a plurality of convex teeth (12);

the method is characterized in that:

one end of each convex tooth (12) is fixedly connected with a connecting ring (11), the connecting ring (11) is clamped with an inner disc (1), one end, far away from the connecting ring (11), of the inner disc (1) is clamped with a nut (2), and the nut (2) is in threaded connection with a clamping circular plate (3);

a connecting groove (8) is fixedly formed in the center of one side of the inner disc (1), a groove (5) is formed in one side of the inner disc (1) and in the position adjacent to the connecting groove (8), and a clamping groove (6) is formed in the inner disc (1) and in the position adjacent to the groove (5);

the equal fixedly connected with joint pole one (9) in go-between (11) inner circle both sides, every the equal fixedly connected with joint pole two (10) of one end that go-between (11) were kept away from in joint pole one (9), fixedly connected with screw rod (14) are located at joint plectane (3) one side center, the equal fixedly connected with joint pole three (15) in joint plectane (3) both sides, joint plectane (3) are through screw rod (14) and nut (2) threaded connection.

2. A high precision micro-gear according to claim 1, characterized in that: a plurality of through holes (7) are formed in one side of the inner disc (1), and a frosting plate (16) is fixedly arranged on one side of the screw cap (2).

3. A high precision micro-gear according to claim 1, characterized in that: the groove (5) does not penetrate through the inner disc (1), and the connecting groove (8) penetrates through the inner disc (1).

4. A high precision micro-gear according to claim 1, characterized in that: the clamping groove (6) does not penetrate through the inner disc (1), and the clamping groove (6) is communicated with the groove (5).

5. A high precision micro-gear according to claim 1, characterized in that: joint pole one (9) and joint groove (6) looks adaptation joint, joint pole two (10) shape is the ring shape, just joint pole two (10) and recess (5) looks adaptation joint.

6. A high precision micro-gear according to claim 1, characterized in that: joint plectane (3) and recess (5) looks adaptation joint, joint pole three (15) and joint groove (6) looks adaptation joint.

7. A high precision micro-gear according to claim 2, characterized in that: every through-hole (7) all run through inner disc (1), dull polish board (16) and nut (2) looks adaptation.