CN210906831U

CN210906831U - Circular vibration exciter

Info

Publication number: CN210906831U
Application number: CN201921726574.1U
Authority: CN
Inventors: 田永恒; 闫作修; 武光欣; 王强
Original assignee: Qingdao Sunrise Machinery Co
Current assignee: Qingdao Sunrise Machinery Co
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-07-03
Anticipated expiration: 2029-10-15

Abstract

The utility model discloses a circular vibration exciter, which comprises a base, one side of base is connected with the box, one side of box is provided with the gland, one side that the gland is close to the box is connected with the shaft coupling, wherein, the inside of box is provided with the connecting axle, one side that the gland is close to the box is provided with adjustable eccentric block, one side that the gland was kept away from to adjustable eccentric block is provided with fixed eccentric block, one side that the box is close to fixed eccentric block is provided with the shield, one side of shield is connected with the fixture block, one side that the box is close to the shield is provided with the bearing cap. The circular vibration exciter is provided with a clamping block, and the clamping block and a clamping groove form a clamping structure, so that the dustproof cover and the bearing cover are conveniently sealed, and the exciter can be used in a high-dust environment; and because of the structural characteristics, the excitation force of the vibration exciter can be obviously improved under the condition that the bearing load is allowed, and the requirement of large-scale equipment is met.

Description

Circular vibration exciter

Technical Field

The utility model relates to a vibration exciter technical field specifically is a circular vibration exciter.

Background

The vibration shakeout machine is used for shakeout operation of a casting mold after casting in a casting shop, a large vibration shakeout machine is required for manufacturing large castings along with the development of industries such as wind power, machine tools, nuclear energy and the like, and a vibration exciter is a key matched device of the vibration shakeout machine in the using process of the vibration shakeout machine.

Although the existing circular vibration exciters are very large in variety and quantity, the existing circular vibration exciters still have certain problems, and bring certain inconvenience to the use of the circular vibration exciters.

However, most circular vibration exciters do not have the characteristic of high temperature resistance when in use, are poor in sealing performance and easy to generate dust, greatly reduce the service life of the exciters, and limit the use range of the circular vibration exciters to a great extent, so that the technology capable of improving the structure of the circular vibration exciters is urgently needed to perfect the equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circle vibration exciter to solve present circle vibration exciter that above-mentioned background art provided and when using, mostly do not have high temperature resistance characteristics, and the leakproofness is not good, easily advances the dust, the life's of the vibration exciter problem that has significantly reduced.

In order to achieve the above object, the utility model provides a following technical scheme: a circular vibration exciter comprises a base, a box body is connected with one side of the base, a gland is arranged on one side of the box body, a coupler is connected with one side of the gland, which is close to the box body, wherein,

a connecting shaft is arranged in the box body, an adjustable eccentric block is arranged on one side, close to the box body, of the gland, a fixed eccentric block is arranged on one side, away from the gland, of the adjustable eccentric block, a dustproof cover is arranged on one side, close to the fixed eccentric block, of the box body, and a clamping block is connected to one side of the dustproof cover;

one side that the box is close to the shield is provided with the bearing cap, the draw-in groove has been seted up to one side that the bearing cap is close to the fixture block, one side that the bearing cap is close to the box is provided with the bearing, the inside of box is provided with first disc, one side that first disc was kept away from to the inside box is provided with the second disc.

Preferably, a through hole is formed in one side of the base, a vibration shakeout machine is arranged on one side, away from the box, of the base, a threaded rod is arranged inside the through hole, and a threaded groove is formed in one side, close to the threaded rod, of the vibration shakeout machine.

Preferably, the fixed eccentric block is fixedly connected with the connecting shaft through welding, and the adjustable eccentric block is fixedly connected with the connecting shaft through a thread structure.

Preferably, the external dimension of the clamping block is matched with the internal dimension of the clamping groove, and the clamping block and the clamping groove form a clamping structure.

Preferably, the number of the first oil thrower discs is four, the number of the second oil thrower discs is four, the second oil thrower discs are arranged on one side, close to the bearing covers, in the box body, and the first oil thrower discs are arranged between the two bearing covers.

Compared with the prior art, the beneficial effects of the utility model are that: the circular vibration exciter comprises:

1. the clamping block is arranged, and the clamping block and the clamping groove form a clamping structure, so that the dustproof cover and the bearing cover are conveniently sealed, and the vibration exciter can be used in a high-dust environment; due to the structural characteristics, the excitation force of the vibration exciter can be obviously improved under the condition of bearing load allowance, and the requirement of large-scale equipment is met;

2. the vibration exciter is provided with a first oil thrower and a second oil thrower, when the motor drives the connecting shaft to rotate, the second oil thrower is arranged on one side, close to the bearing covers, in the box body, the first oil thrower is arranged between the two bearing covers, so that lubricating oil can be conveniently and uniformly scattered around the inner wall of the box body, the self heat productivity of the vibration exciter is little, and the high temperature resistance of the vibration exciter can be conveniently improved by adopting oil lubrication;

3. the adjustable vibration exciter is provided with a fixed eccentric block and an adjustable eccentric block, the fixed eccentric block is fixedly connected with a connecting shaft in a welding mode, the adjustable eccentric block is fixedly connected with the connecting shaft in a threaded structure, and when the motor drives the connecting shaft to rotate, the included angle between the adjustable eccentric block and the fixed eccentric block is adjusted, so that the exciting force of the vibration exciter can be adjusted conveniently.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 2 according to the present invention.

In the figure: 1. a base; 101. a through hole; 102. vibrating shakeout machines; 103. a threaded rod; 104. a thread groove; 2. a box body; 3. a gland; 4. a coupling; 5. a connecting shaft; 6. an adjustable eccentric block; 7. fixing the eccentric block; 8. a dust cover; 9. a clamping block; 10. a bearing cap; 11. a card slot; 12. a bearing; 13. a first oil slinger; 14. a second oil slinger.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a circular vibration exciter comprises a base 1, a box body 2, a gland 3, a coupler 4, a connecting shaft 5, an adjustable eccentric block 6, a fixed eccentric block 7, a dustproof cover 8, a clamping block 9, a bearing cover 10, a clamping groove 11, a bearing 12, a first oil thrower 13 and a second oil thrower 14, wherein one side of the base 1 is connected with the box body 2, one side of the base 1 is provided with a through hole 101, one side of the base 1, which is far away from the box body 2, is provided with a vibration shakeout machine 102, a threaded rod 103 is arranged inside the through hole 101, one side of the vibration shakeout machine 102, which is close to the threaded rod 103, is provided with a threaded groove 104, one side of the box body 2 is provided with the gland 3, one side of,

the vibration exciter is characterized in that a connecting shaft 5 is arranged in the box body 2, an adjustable eccentric block 6 is arranged on one side, close to the box body 2, of the gland 3, a fixed eccentric block 7 is arranged on one side, far away from the gland 3, of the adjustable eccentric block 6, the fixed eccentric block 7 is fixedly connected with the connecting shaft 5 through a welding fixed structure, the adjustable eccentric block 6 is fixedly connected with the connecting shaft 5 through a thread structure, when the motor drives the connecting shaft 5 to rotate, the fixed eccentric block 7 is fixedly connected with the connecting shaft 5 through the thread structure, the exciting force of the vibration exciter can be conveniently adjusted by adjusting an included angle between the adjustable eccentric block 6 and the fixed eccentric block 7, a dust cover 8 is arranged on one side, close to the fixed eccentric block 7, of the box body 2, a clamping block 9 is connected to one side of the dust cover 8, and the external size of the clamping block 9 is matched with the internal size, the clamping block 9 and the clamping groove 11 form a clamping structure, and the clamping block 9 and the clamping groove 11 form the clamping structure, so that the dustproof cover 8 and the bearing cover 10 are conveniently sealed, and the vibration exciter can be used in a high-dust environment; due to the structural characteristics, the excitation force of the vibration exciter can be obviously improved under the condition of bearing load allowance, and the requirement of large-scale equipment is met;

a bearing cover 10 is arranged on one side of the box body 2 close to the dustproof cover 8, a clamping groove 11 is formed in one side of the bearing cover 10 close to the clamping block 9, a bearing 12 is arranged on one side of the bearing cover 10 close to the box body 2, a first oil thrower 13 is arranged inside the box body 2, four first oil thrower 13 are arranged, four second oil throwers 14 are also arranged, the second oil thrower 14 is arranged on one side of the inside of the box body 2 close to the bearing cover 10, the first oil thrower 13 is arranged between the two bearing covers 10, when the motor drives the connecting shaft 5 to rotate, the second oil thrower 14 is arranged on one side of the inside of the box body 2 close to the bearing cover 10, the first oil thrower 13 is arranged between the two bearing covers 10, so that lubricating oil can be uniformly sprinkled around the inner wall of the box body 2, the self-heating amount of the vibration exciter is little, the oil is adopted for, a second oil thrower 14 is arranged on one side of the interior of the box body 2 far away from the first oil thrower 13.

The working principle is as follows: when the circular vibration exciter is used, firstly, the base 1 is fixed on the vibration shakeout machine 102 through a bolt structure formed by the base and the vibration shakeout machine 102, and then the dustproof cover 8 and the bearing cover 10 form a clamping structure through the clamping block 9 and the clamping groove 11 to be sealed, so that the exciter can be used in a high-dust environment; and because of its structural feature, under the condition that the bearing load permits, can obviously improve the exciting force of its vibration exciter, meet the need for upsizing of the apparatus, turn on the power, the motor drives the connecting axle 5 to rotate, the second oil slinger 14 is set up in one side close to bearing cap 10 in the container body 2, the first oil slinger 13 is set up between two bearing caps 10, easy to spread the lubricating oil around the inner wall of the container body 2 evenly, the self calorific capacity of the vibration exciter is very little, adopt the oil lubrication, easy to improve the high temperature resistance of the vibration exciter, the fixed eccentric block 7 is fixedly connected with connecting axle 5 through welding, the adjustable eccentric block 6 is fixedly connected with the connecting shaft 5 through a thread structure, when the motor drives the connecting shaft 5 to rotate, the adjustment of the exciting force of the vibration exciter is facilitated by adjusting the included angle between the adjustable eccentric block 6 and the fixed eccentric block 7, and the content which is not described in detail in the present specification belongs to the prior art which is well known to those skilled in the art.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A circular vibration exciter, comprising a base (1), characterized in that: one side of the base (1) is connected with a box body (2), one side of the box body (2) is provided with a gland (3), one side of the gland (3) close to the box body (2) is connected with a coupler (4), wherein,

a connecting shaft (5) is arranged in the box body (2), an adjustable eccentric block (6) is arranged on one side, close to the box body (2), of the gland (3), a fixed eccentric block (7) is arranged on one side, far away from the gland (3), of the adjustable eccentric block (6), a dust cover (8) is arranged on one side, close to the fixed eccentric block (7), of the box body (2), and a clamping block (9) is connected to one side of the dust cover (8);

one side that box (2) is close to shield (8) is provided with bearing cap (10), draw-in groove (11) have been seted up to one side that bearing cap (10) are close to fixture block (9), one side that bearing cap (10) are close to box (2) is provided with bearing (12), the inside of box (2) is provided with first oil thrower (13), one side that first oil thrower (13) were kept away from to box (2) inside is provided with second oil thrower (14).

2. The circular vibration exciter according to claim 1, wherein: base (1) includes through-hole (101), vibration shakeout machine (102), threaded rod (103) and thread groove (104), through-hole (101) have been seted up to one side of base (1), one side that box (2) were kept away from in base (1) is provided with vibration shakeout machine (102), the inside of through-hole (101) is provided with threaded rod (103), thread groove (104) have been seted up to one side that vibration shakeout machine (102) are close to threaded rod (103).

3. The circular vibration exciter according to claim 1, wherein: the fixed eccentric block (7) is fixedly connected with the connecting shaft (5) through welding, and the adjustable eccentric block (6) is fixedly connected with the connecting shaft (5) through a thread structure.

4. The circular vibration exciter according to claim 1, wherein: the external dimension of the clamping block (9) is matched with the internal dimension of the clamping groove (11), and the clamping block (9) and the clamping groove (11) form a clamping structure.

5. The circular vibration exciter according to claim 1, wherein: the oil thrower is characterized in that the number of the first oil thrower discs (13) is four, the number of the second oil thrower discs (14) is four, the second oil thrower discs (14) are arranged on one side, close to the bearing covers (10), in the box body (2), and the first oil thrower discs (13) are arranged between the two bearing covers (10).