CN217692952U

CN217692952U - Eccentric block for vibrating motor

Info

Publication number: CN217692952U
Application number: CN202221754827.8U
Authority: CN
Inventors: 陆金洪
Original assignee: Baoying Xinzhiyu Machinery Co ltd
Current assignee: Baoying Xinzhiyu Machinery Co ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-10-28
Anticipated expiration: 2032-07-07

Abstract

The utility model relates to an eccentric block technical field for the vibrating motor, and an eccentric block for the vibrating motor is disclosed, although current eccentric block realizes the regulation, but need to transfer the loose fixing bolt, after adjusting, the fixing bolt with the output shaft is tightened again, lead to the adjustment process relatively difficult, the problem of being not convenient for people better to operate, it includes main eccentric block, install from the eccentric block on one side of main eccentric block, and install the connection bearing between main eccentric block and the follow eccentric block, the last even ring of main eccentric block is equipped with circular locating hole, the mounting groove has been seted up from the inside of eccentric block, and the internally mounted of mounting groove has the regulation positioning mechanism, the regulation positioning mechanism includes the movable rod, and the movable rod is located the inside of mounting groove, the locating lever is installed to the one end of movable rod; the utility model discloses, can vibrate the in-process that eccentric block for motor was used, be convenient for better adjust, reduced the degree of difficulty of accommodation process to in the better operation that carries on of people.

Description

Eccentric block for vibrating motor

Technical Field

The utility model belongs to the technical field of the eccentric block for vibrating motor, specifically be an eccentric block for vibrating motor.

Background

The vibration motor is characterized in that a group of adjustable eccentric blocks are respectively arranged at two ends of a rotor shaft, an exciting force is obtained by utilizing a centrifugal force generated by high-speed rotation of the shaft and the eccentric blocks, the vibration frequency range of the vibration motor is large, mechanical noise can be reduced only by properly matching the exciting force with power, the vibration motor is classified according to a starting mode and an operation mode, six categories such as a category according to an operation speed and the like, the adjustable eccentric block device provided according to the publication number of CN201520267732.7 comprises a main shaft, the two ends of the main shaft are provided with the eccentric blocks, the eccentric blocks are detachably connected with the main shaft, each eccentric block comprises a main eccentric block and a slave eccentric block, and the main eccentric block and the slave eccentric blocks are symmetrically arranged on the main shaft;

in the patent, although the eccentric block realizes adjustment, the fixing bolt needs to be loosened, and after the adjustment is finished, the fixing bolt of the output shaft is tightened again, so that the adjustment process is relatively difficult, and people cannot conveniently operate the eccentric block.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a vibrating motor is with eccentric block, the effectual current eccentric block of having solved realizes adjusting, but need transfer the pine fixing bolt, has adjusted after, the fixing bolt who tightens again and output shaft leads to the adjustment process relatively difficult, the better problem of operating of the people of being not convenient for.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an eccentric block for vibrating motor, including main eccentric block, one side of main eccentric block is installed from the eccentric block, and main eccentric block and install the connection bearing from between the eccentric block, evenly encircle on the main eccentric block and be equipped with circular locating hole, the mounting groove has been seted up from the inside of eccentric block, and the internally mounted of mounting groove has regulation positioning mechanism, it includes the movable rod to adjust positioning mechanism, and the movable rod is located the inside of mounting groove, the locating lever is installed to the one end of movable rod, and the locating lever is kept away from the one end of movable rod and is extended to the inside of circular locating hole, the internally mounted of mounting groove has movable strip, and the fixed outside limit of locating the movable rod of fixed cover of movable strip, the top of movable strip and the equal slidable mounting in bottom have the horizontal pole, and the both ends of horizontal pole all with the inner wall fixed connection of mounting groove, the fixed cover in outside limit of horizontal pole is equipped with the backing ring, the outside cover that just is located the horizontal pole between backing ring and the movable strip is equipped with first spring, the one end that the locating lever was kept away from to the movable rod extends to from the outside of eccentric block, the movable rod is installed the fly leaf.

Preferably, the movable plate is provided with a pull ring, and the pull ring is positioned at one side of the movable plate far away from the movable rod.

Preferably, the positioning block is arranged inside the circular positioning hole, the positioning groove is formed in one end, close to the circular positioning hole, of the positioning rod, and the positioning block is located inside the positioning groove.

Preferably, fixed tooth piece is installed to the bottom of fly leaf, and the bottom meshing of fixed tooth piece is connected with the location tooth piece, and the bending strip is installed to the bottom of location tooth piece, and the mid-mounting of bending strip has the swing joint axle, and swing joint axle fixed mounting in the bottom from the eccentric block, and the second spring is installed to the one end that the location tooth piece was kept away from to the bending strip, and the top of second spring and the bottom fixed connection from the eccentric block.

Preferably, the number of the circular positioning holes is twenty-four, the twenty-four circular positioning holes are annularly distributed on the main eccentric block, and the radian of the interval between the circle centers of the circular positioning holes is fifteen degrees.

Preferably, the main eccentric block and the auxiliary eccentric block are both in a fan-shaped structure, and the fan-shaped radian of the main eccentric block and the fan-shaped radian of the auxiliary eccentric block are both one hundred eighty degrees.

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

1) During work, through the interaction of the arranged main eccentric block, the auxiliary eccentric block, the connecting bearing, the circular positioning hole, the mounting groove and the adjusting and positioning mechanism, the eccentric block for the vibrating motor can be adjusted better in the using process, the difficulty in the adjusting process is reduced, and people can operate better;

2) The utility model discloses a circular positioning hole, including the circular positioning hole of every, in the work, through twenty four circular positioning holes that set up, and the interval radian between the centre of a circle of every circular positioning hole is fifteen degrees, can when adjusting, control the angle of regulation to can reach better regulation effect, thereby be convenient for can be better satisfy people's user demand.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention.

In the drawings:

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

FIG. 2 is a schematic view of the main eccentric block structure of the present invention;

FIG. 3 is a schematic structural view of the slave eccentric block of the present invention;

fig. 4 is a schematic diagram of the enlarged partial section structure of the present invention.

In the figure: 1. a main eccentric block; 2. from the eccentric mass; 3. connecting a bearing; 4. a circular positioning hole; 5. mounting grooves; 6. adjusting and positioning the mechanism; 7. a movable rod; 8. positioning a rod; 9. a movable bar; 10. a cross bar; 11. a baffle ring; 12. a first spring; 13. a movable plate; 14. a pull ring; 15. positioning blocks; 16. positioning a groove; 17. fixing the tooth block; 18. positioning a tooth block; 19. bending the strip; 20. a movable connecting shaft; 21. a second spring.

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 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.

Embodiment one, given by fig. 1, fig. 2, fig. 3 and fig. 4, the utility model discloses a main eccentric block 1, the slave eccentric block 2 is installed to one side of main eccentric block 1, and install connecting bearing 3 between main eccentric block 1 and the slave eccentric block 2, main eccentric block 1 and slave eccentric block 2 are fan-shaped structure, and the fan-shaped radian of main eccentric block 1 and the fan-shaped radian of slave eccentric block 2 are one hundred eighty degrees, evenly encircle on the main eccentric block 1 and be equipped with circular locating hole 4, the quantity of circular locating hole 4 is twenty four, and twenty four circular locating hole 4 are annularly distributed on main eccentric block 1, the interval radian between the centre of a circle of each circular locating hole 4 is fifteen degrees, from the inside mounting groove 5 that has seted up of eccentric block 2, and the internally mounted of mounting groove 5 has regulation positioning mechanism 6;

the adjusting and positioning mechanism 6 comprises a movable rod 7, the movable rod 7 is positioned inside the mounting groove 5, a positioning rod 8 is installed at one end of the movable rod 7, one end, far away from the movable rod 7, of the positioning rod 8 extends into the circular positioning hole 4, a positioning block 15 is installed inside the circular positioning hole 4, a positioning groove 16 is formed in one end, close to the circular positioning hole 4, of the positioning rod 8, the positioning block 15 is positioned inside the positioning groove 16, a movable strip 9 is installed inside the mounting groove 5, the movable strip 9 is fixedly sleeved on the outer side edge of the movable rod 7, a cross rod 10 is installed at the top end and the bottom end of the movable strip 9 in a sliding mode, two ends of the cross rod 10 are fixedly connected with the inner wall of the mounting groove 5, a baffle ring 11 is fixedly sleeved on the outer side edge of the cross rod 10, a first spring 12 is sleeved between the baffle ring 11 and the movable strip 9 and positioned on the outer side edge of the cross rod 10, one end, far away from the positioning rod 8, of the movable rod 7 extends to the outer side of the eccentric block, a movable plate 13 is installed at one end, a movable rod 7, a movable rod 18 is installed at the bottom of the movable rod 8, a pull ring 14 is installed on one side edge of the movable rod 13, a pull ring 14 is positioned on one end, a connecting shaft 17, a connecting shaft 18 of the movable rod 17 is installed on the bottom of the movable rod 13, and a second eccentric block 18, and a connecting shaft 18 is connected with a second eccentric block 19, and a bent eccentric block 18, and a connecting shaft 18, the connecting shaft 18 is installed on the bottom of the movable rod 19, and a second eccentric block, the connecting shaft 18, and a bent eccentric block 2, the connecting shaft 18 is installed on the connecting shaft 18, and a bent eccentric block, the connecting shaft 18 is installed on the connecting shaft 18, and a bent eccentric block 2;

in the use, through the main eccentric block 1 that sets up, from eccentric block 2, connecting bearing 3, circular locating hole 4, mounting groove 5 and the interact of adjusting positioning mechanism 6, can the eccentric block for vibrating motor in the in-process that uses, be convenient for better adjust, the degree of difficulty of accommodation process has been reduced, so that people better operate, and twenty four circular locating holes 4 through setting up, and the interval radian between the centre of a circle of every circular locating hole 4 is fifteen degrees, can be when adjusting, control the angle of regulation, so that can reach better regulation effect, thereby be convenient for can be better satisfy people's user demand.

The working principle is as follows: when the folding device works, one end of the bending strip 19, which is far away from the positioning tooth block 18, is pressed to enable the bending strip 19 to move on the movable connecting shaft 20, one end of the bending strip 19, which is far away from the positioning tooth block 18, is pressed to move upwards to extrude the second spring 21, so that the second spring 21 is elastically deformed, one end of the bending strip 19, which is far away from the second spring 21, drives the positioning tooth block 18 to move downwards, the positioning tooth block 18 moves downwards to be separated from the fixed tooth block 17, the positioning on the movable plate 13 is released, then the pull ring 14 is pulled to drive the movable plate 13 to move, the movable plate 13 drives the movable rod 7 to move, the movable rod 7 drives the movable strip 9 to slide on the transverse rod 10, under the action of the stop ring 11, the movable strip 9 moves to extrude the first spring 12, so that the first spring 12 is elastically deformed, and the movable rod 7 drives the positioning rod 8 to move, the positioning rod 8 moves to be separated from the circular positioning hole 4, the positioning groove 16 is separated from the positioning block 15, the positioning is released from the position between the eccentric block 2 and the main eccentric block 1 at the moment, then the driven eccentric block 2 is driven to rotate and adjust on the connecting bearing 3, the adjustment can be carried out according to the positions of twenty-four circular positioning holes 4, after the adjustment is carried out to a proper position, the pull ring 14 is released, the movable strip 9 is pushed to carry out reset movement under the action of the rebound force of the first spring 12, the movable strip 9 drives the movable rod 7 to carry out reset movement, the movable rod 7 drives the positioning rod 8 to carry out reset movement, the positioning rod 8 moves to the inside of the circular positioning hole 4, the positioning groove 16 is sleeved outside the positioning block 15, meanwhile, the movable rod 7 drives the movable plate 13 to carry out reset movement, after the movable plate 13 is reset movement, the bent strip 19 is released, under the action of the rebound force of the second spring 21, the bending strip 19 is pushed to move in a reset mode, the bending strip 19 drives the positioning tooth block 18 to be meshed with the fixed tooth block 17 again, the movable plate 13 is positioned, the adjustment operation of the eccentric block is completed, the eccentric block can be used for the vibrating motor, better adjustment is facilitated, the difficulty in the adjustment process is reduced, and better operation of people is facilitated.

Claims

1. An eccentric mass for vibrating motors, comprising a main eccentric mass (1), characterized in that: a slave eccentric block (2) is installed on one side of a main eccentric block (1), a connecting bearing (3) is installed between the main eccentric block (1) and the slave eccentric block (2), a circular positioning hole (4) is uniformly and annularly arranged on the main eccentric block (1), a mounting groove (5) is formed in the slave eccentric block (2), an adjusting and positioning mechanism (6) is installed in the mounting groove (5), the adjusting and positioning mechanism (6) comprises a movable rod (7), the movable rod (7) is positioned in the mounting groove (5), a positioning rod (8) is installed at one end of the movable rod (7), one end, far away from the movable rod (7), of the positioning rod (8) extends into the circular positioning hole (4), a movable strip (9) is installed in the mounting groove (5), the movable strip (9) is fixedly sleeved on the outer side of the movable rod (7), a transverse rod (10) is slidably installed at the top end and the bottom end of the movable strip (9), two ends of the transverse rod (10) are fixedly connected with the inner wall of the mounting groove (5), a retaining ring (11) is arranged at the outer side of the transverse rod (10), a spring (11) is sleeved on the outer side of the first movable rod (7), and a spring (10) extends to the outer side of the first eccentric block (7), a movable plate (13) is arranged at one end of the movable rod (7) far away from the positioning rod (8).

2. The eccentric mass for a vibrating motor according to claim 1, wherein: and the movable plate (13) is provided with a pull ring (14), and the pull ring (14) is positioned on one side of the movable plate (13) far away from the movable rod (7).

3. The eccentric mass for a vibrating motor according to claim 1, wherein: the positioning device is characterized in that a positioning block (15) is arranged inside the circular positioning hole (4), a positioning groove (16) is formed in one end, close to the circular positioning hole (4), of the positioning rod (8), and the positioning block (15) is located inside the positioning groove (16).

4. The eccentric mass for a vibrating motor according to claim 1, wherein: fixed tooth piece (17) are installed to the bottom of fly leaf (13), the bottom meshing of fixed tooth piece (17) is connected with location tooth piece (18), bending strip (19) are installed to the bottom of location tooth piece (18), the mid-mounting of bending strip (19) has swing joint axle (20), and swing joint axle (20) fixed mounting in the bottom from eccentric block (2), second spring (21) are installed to the one end that positioning tooth piece (18) were kept away from in bending strip (19), and the top of second spring (21) and the bottom fixed connection from eccentric block (2).

5. The eccentric mass for a vibrating motor according to claim 1, wherein: the number of the circular positioning holes (4) is twenty-four, the twenty-four circular positioning holes (4) are annularly distributed on the main eccentric block (1), and the radian of the interval between the circle centers of the circular positioning holes (4) is fifteen degrees.

6. The eccentric mass for a vibrating motor according to claim 1, wherein: the main eccentric block (1) and the slave eccentric block (2) are both of sector structures, and the sector radian of the main eccentric block (1) and the sector radian of the slave eccentric block (2) are both one hundred eighty degrees.