CN210360836U

CN210360836U - Ball grinder

Info

Publication number: CN210360836U
Application number: CN201921195047.2U
Authority: CN
Inventors: 吴超瑜
Original assignee: Jiaxing Hengjie Machinery Technology Co Ltd
Current assignee: Jiaxing Hengjie Machinery Technology Co Ltd
Priority date: 2019-07-27
Filing date: 2019-07-27
Publication date: 2020-04-21
Anticipated expiration: 2029-07-27

Abstract

The utility model discloses a ball grinder, which comprises a bracket body, a grinding component, a limiting component and a driving component; the grinding assembly comprises a grinding disc, a limiting ring and a plurality of grinding rings; the grinding disc is arranged on the bracket body, is connected with the driving part and is driven by the driving part to rotate; the limiting ring is arranged on the grinding disc and can move relative to the grinding disc; each grinding ring is provided with a plurality of grinding holes, and the plurality of grinding rings are arranged on the grinding disc and positioned in the limiting ring; the limiting assembly comprises a limiting frame, a first limiting wheel and a second limiting wheel; the first limiting wheel and the second limiting wheel are respectively connected to two sides of the limiting frame and are located above the rotating track of the grinding disc to enable the limiting ring to abut against the grinding disc. The utility model discloses simple structure, machining efficiency is high, and is with low costs.

Description

Ball grinder

Technical Field

The utility model belongs to the grinding device scope, concretely relates to ball grinds machine.

Background

Generally, during the manufacturing process of the spherical product, the spherical product must be ground by putting the spherical product cast by the mold into a grinding machine to correct the possible defect of insufficient roundness of the spherical product and simultaneously grind the surface of the product.

The traditional ultra-precise ball polishing machine has various types, such as a V-shaped groove grinding processing device, a circular groove grinding processing device, a conical disc grinding processing device and the like, a ball workpiece can only carry out grinding motion in an invariable relative position, and the relative spatial position of a self-rotating shaft of the ball workpiece to a rotating shaft is fixed, so that the grinding of the surface of the ball is uneven, and the processing efficiency is low. And the magnetic suspension grinding processing device is complex to control and high in cost.

In summary, the existing various types of grinding machines for grinding spherical products have different structures, but have the disadvantages of complicated structure, difficult operation and high processing cost.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art, the utility model provides a ball grinds machine.

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

a ball grinder comprises a support body, a grinding assembly, a limiting assembly and a driving part;

the grinding assembly comprises a grinding disc, a limiting ring and a plurality of grinding rings;

the grinding disc is arranged on the bracket body, is connected with the driving part and is driven by the driving part to rotate;

the limiting ring is arranged on the grinding disc and can move relative to the grinding disc;

each grinding ring is provided with a plurality of grinding holes, and the plurality of grinding rings are arranged on the grinding disc and positioned in the limiting ring;

the limiting assembly comprises a limiting frame, a first limiting wheel and a second limiting wheel;

the first limiting wheel and the second limiting wheel are respectively connected to two sides of the limiting frame and are located above the rotating track of the grinding disc to enable the limiting ring to abut against the grinding disc.

Preferably, the limiting assembly further comprises a motor, and the motor is connected to the limiting frame and connected with the first limiting wheel to drive the first limiting wheel to rotate.

Preferably, the limiting frame is provided with an adjusting track, and the second limiting wheel is connected to the limiting frame through a connecting shaft.

Preferably, the bracket body is provided with a table plate, and the table plate is provided with a mounting hole.

Preferably, a sand receiving piece is arranged in the mounting hole, the sand receiving piece is provided with a sand receiving ring groove, and the sand receiving ring groove is located below the grinding disc.

The utility model has the advantages that: the equipment has simple structure and convenient production. The spherical workpiece can rotate freely during grinding, so that the surface of the spherical workpiece is uniformly ground, the machining efficiency is high, and the cost is low.

Drawings

In order to more clearly illustrate the technical effects of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings related to the present invention in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to different embodiments without inventive labor.

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

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

fig. 3 is an oblique view of the present invention;

fig. 4 is a left side view of the present invention;

fig. 5 is a schematic structural view of the bracket body of the present invention;

fig. 6 is a schematic structural view of the sand receiving member of the present invention.

In the figure: 1-grinding component, 2-limiting component, 3-bracket body, 4-driving component, 5-sand-receiving component, 101-grinding disc, 102-limiting ring, 103-grinding ring, 104-grinding hole, 202-first limiting wheel, 203-second limiting wheel, 204-connecting shaft, 205-limiting frame, 206-adjusting track, 207-motor, 301-table plate, 302-mounting hole, 401-second roller and 501-sand-receiving ring groove.

Detailed Description

The present invention will be further described with reference to fig. 1 to 6.

It is expressly intended that all such similar substitutes and modifications which would be obvious to those skilled in the art are deemed to be included in the invention. While the method and application of the present invention have been described in terms of preferred embodiments, it will be apparent to those of ordinary skill in the art that variations and modifications in the method and application described herein may be made and equivalents employed without departing from the spirit and scope of the invention.

The utility model comprises a bracket body 3, a grinding component 1, a limiting component 2 and a driving component 4;

the grinding assembly 1 comprises a grinding disc 101, a limiting ring 102 and a plurality of grinding rings 103; both the upper surface of the abrasive disc 101 and the inner wall of the abrasive ring 103 are abrasive surfaces. The stop collar 102 is preferably a stainless steel ring.

The grinding disc 101 is arranged on the bracket body 3, is connected with the driving part 4 and is driven by the driving part 4 to rotate; the drive member 4 is preferably a rotary electric machine.

The limiting ring 102 is arranged on the grinding disc 101 and can move relative to the grinding disc 101;

each grinding ring 103 is provided with a plurality of grinding holes 104, and the plurality of grinding rings 103 are arranged on the grinding disc 101 and positioned in the limiting ring 102; when the limit ring 102 rotates, the inner side wall surface of the limit ring 102 rubs against the outer side wall surface of the grinding ring 103, so as to drive the grinding ring 103 to rotate, and simultaneously, the outer side wall surfaces of the grinding rings 103 rub against each other, so that the grinding ring 103 which rotates first drives the grinding ring 103 which is originally stationary to rotate, thereby achieving the purpose that each grinding ring 103 rotates in the limit ring 102 differently. The inner wall of each grinding ring 103 rubs against the outer wall of the ball placed in the grinding hole 104, so that the ball is simultaneously ground by the friction between the upper surface of the grinding disc 101 and the inner wall of the grinding ring 103, and the working efficiency of the equipment is improved.

The limiting assembly 2 comprises a limiting frame 205, a first limiting wheel 202 and a second limiting wheel 203; the first spacing wheel 202 is preferably a bearingless roller.

The first limiting wheel 202 and the second limiting wheel 203 are respectively connected to two sides of the limiting frame 205, and are located above the rotation track of the grinding disc 101 for the limiting ring 102 to abut against.

The spacing ring 102 is arranged between the first spacing wheel 202 and the second spacing wheel 203, and the distance between the first spacing wheel 202 and the second spacing wheel 203 is smaller than the diameter of the spacing ring 102, so that the spacing ring 102 is limited.

When the grinding disc 101 rotates, if there is no limit to the limit ring 102 by the first limit wheel 202 and the second limit wheel 203, the limit ring 102 will move along with the grinding disc 101, i.e. the limit ring 102 is relatively stationary with respect to the grinding disc 101, so that the ball in the limit ring 102 is relatively stationary with respect to the grinding disc 101 and is not ground, and therefore the ball can be ground only when the first limit wheel 202 and the second limit wheel 203 with a distance smaller than the diameter of the limit ring 102 are blocked at the moving front end of the limit ring 102, so that the limit ring 102 moves with respect to the grinding disc 101.

The embodiment is further configured as follows: the limiting assembly 2 further comprises a motor 207, wherein the motor 207 is connected to the limiting frame 205 and is connected with the first limiting wheel 202 to drive the first limiting wheel 202 to rotate. The arrangement enables the first limiting wheel 202 and the second limiting wheel 203 to limit the movement of the limiting ring 102 along with the grinding disc 101, and meanwhile, the limiting ring 102 can be driven to rotate.

The second limiting wheel 203 is a driven wheel and can rotate around the connecting shaft 204. The outer side wall surface of the limiting ring 102 is in contact with the first limiting wheel 202, and a certain friction force exists at the contact position of the first limiting wheel 202 and the first limiting wheel 202, so that the first limiting wheel 202 can be driven to rotate, meanwhile, the rotating limiting ring 102 drives the second limiting wheel 203 to rotate, the arrangement reduces the abrasion of the contact position of the outer side wall surface of the limiting ring 102 and the second limiting wheel 203, and the service life of each part is prolonged.

The embodiment is further configured as follows: the limiting frame 205 is provided with an adjusting track 206, and the second limiting wheel 203 is connected to the limiting frame 205 through a connecting shaft 204. This setting makes the interval of first spacing wheel 202 and second spacing wheel 203 adjustable, and consequently, can place different internal diameters between first spacing wheel 202 and second spacing wheel 203, the spacing ring 102 of different specifications has enlarged the utility model discloses an application scope.

When a small amount of balls need to be ground, the distance between the first limiting wheel 202 and the second limiting wheel 203 is adjusted to be a small value, the limiting ring 102 with a small inner diameter is placed between the first limiting wheel 202 and the second limiting wheel 203, then a small amount of grinding rings 103 are placed in the limiting ring 102, and the balls needing to be ground are placed in the grinding holes 104.

When a large number of balls are to be ground, the distance between the first limit wheel 202 and the second limit wheel 203 is adjusted to a large value, the limit ring 102 with a large inner diameter is placed between the first limit wheel 202 and the second limit wheel 203, then a large number of grinding rings 103 are placed in the limit ring 102, and the balls to be ground are placed in the grinding holes 104.

This arrangement ensures compactness between the grinding rings 103 within the stop ring 102.

The embodiment is further configured as follows: the bracket body 3 is provided with a table board 301, and the table board 301 is provided with a mounting hole 302. For placing the sand-catching part 5.

The embodiment is further configured as follows: be equipped with in the mounting hole 302 and connect husky piece 5, connect husky piece 5 to have and connect husky annular groove 501, connect husky annular groove 501 to be located the below of abrasive disc 101. The arrangement is used for collecting the ground waste, and the sanitation of the production environment is guaranteed.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a ball grinds machine which characterized by: comprises a bracket body (3), a grinding component (1), a limiting component (2) and a driving component (4);

the grinding assembly (1) comprises a grinding disc (101), a limiting ring (102) and a plurality of grinding rings (103);

the grinding disc (101) is arranged on the support body (3), is connected with the driving part (4) and is driven to rotate by the driving part (4);

the limiting ring (102) is arranged on the grinding disc (101) and can move relative to the grinding disc (101);

each grinding ring (103) is provided with a plurality of grinding holes (104), and the plurality of grinding rings (103) are arranged on the grinding disc (101) and positioned in the limiting ring (102);

the limiting assembly (2) comprises a limiting frame (205), a first limiting wheel (202) and a second limiting wheel (203);

the first limiting wheel (202) and the second limiting wheel (203) are respectively connected to two sides of the limiting frame (205) and are located above the rotating track of the grinding disc (101) to enable the limiting ring (102) to abut against the limiting frame.

2. The ball grinder of claim 1, wherein: the limiting assembly (2) further comprises a motor (207), wherein the motor (207) is connected to the limiting frame (205) and is connected with the first limiting wheel (202) to drive the first limiting wheel (202) to rotate.

3. The ball grinder of claim 1, wherein: the limiting frame (205) is provided with an adjusting track (206), and the second limiting wheel (203) is connected to the limiting frame (205) through a connecting shaft (204).

4. The ball grinder of claim 1, wherein: the support body (3) is provided with a table plate (301), and the table plate (301) is provided with a mounting hole (302).

5. The ball grinder of claim 4, wherein: be equipped with in mounting hole (302) and connect husky piece (5), connect husky piece (5) to have and connect husky annular (501), connect husky annular (501) to be located the below of abrasive disc (101).