CN219813452U

CN219813452U - Magnetic brush seat convenient to replace

Info

Publication number: CN219813452U
Application number: CN202321052927.0U
Authority: CN
Inventors: 张斌强; 张正万
Original assignee: Kunshan Zhengfangqiu Electronics Co ltd
Current assignee: Kunshan Zhengfangqiu Electronics Co ltd
Priority date: 2023-05-05
Filing date: 2023-05-05
Publication date: 2023-10-13
Anticipated expiration: 2033-05-05

Abstract

The utility model relates to the technical field of parts of plate separating equipment and discloses a magnetic brush seat convenient to replace, which comprises a brush mounting seat and a combined type brush body, wherein a positioning inner ring is fixedly arranged on the brush mounting seat, an annular magnetic sheet is arranged in the positioning inner ring, a magnetic piece which generates magnetic adsorption force on the annular magnetic sheet is arranged on the brush body, the brush body is magnetically connected with the brush mounting seat through the magnetic piece, the brush body comprises a fixing ring, a brush supporting ring, a brush ring and brush hairs, the fixing ring is sleeved on the positioning inner ring, the brush supporting ring is detachably arranged in the fixing ring through bolts, the brush supporting ring consists of an inner cylinder and a positioning sheet, and a positioning groove is formed in the upper end of the inner wall of the fixing ring. The purpose is that the brush of solving on the general PCBA divides board equipment adopts screw fastening assembly, dismouting change time is long, and screw fastening leads to the screw tooth wearing and tearing easily, causes the problem of base scrapping.

Description

Magnetic brush seat convenient to replace

Technical Field

The utility model belongs to the technical field of parts of plate separating equipment, and particularly relates to a magnetic brush seat convenient to replace.

Background

The PCBA board dividing machine is used for dividing precise SMD (surface mounted device) sheets and aluminum circuit boards, adopts an electric hybrid design, is split by double straight cutters, and is particularly suitable for dividing precise SMD sheets and aluminum circuit boards. The PCBA board separator works in a guillotine mode, is applicable to PCBs with various thicknesses, has a cutting stroke below 2mm, has no operational safety concern, and reduces the internal stress generated during cutting to below 180 mu ST. The tin cracking is avoided, the precision part is prevented from being damaged, the width of the V-shaped groove edge and the part can be cut to be 0.3mm at most, and the height is 60mm. The PCB dividing machine can be freely turned and ground after the cutter is worn. The brush is the consumptive material of routine change on PCBA divides board equipment, adopts screw fastening assembly generally, and dismouting change time is long, and screw fastening leads to the screw tooth wearing and tearing easily, causes the base to scrap.

Disclosure of Invention

The purpose of the utility model is that: the problem of brush on general PCBA divides board equipment adopts screw fastening assembly, dismouting change time is long, and screw fastening leads to the screw tooth wearing and tearing easily, leads to the base to scrap is solved.

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

the utility model provides a magnetic brush seat convenient to change, includes brush mount pad and modular brush body, fixed mounting has the location inner circle on the brush mount pad, the inside of location inner circle is provided with annular magnetic sheet, be provided with the magnetic part that produces magnetic attraction to annular magnetic sheet on the brush body, the brush body passes through magnetic part and brush mount pad magnetism and is connected.

Further limited, the brush body includes retainer plate, brush circle and brush hair, the retainer plate is established on the location internal ring, the brush retainer plate passes through bolt demountable installation in the inside of retainer plate, the brush retainer plate comprises inner tube and spacer, the constant head tank has been seted up to the inner wall upper end of retainer plate, the spacer is seted up in the constant head tank, the external diameter of inner tube is less than the internal diameter of retainer plate, the brush circle sets up between inner tube and retainer plate, brush hair fixed mounting is on the brush circle.

Further limited, the magnetic piece comprises a magnetic block, a plurality of circular grooves are formed in the positioning inner ring, the magnetic block is fixedly arranged on the positioning sheet, the magnetic block stretches into the circular grooves, and a magnetic ring which is attracted with the magnetic block in a magnetic mode is arranged at the upper end of the brush ring.

The utility model adopting the technical scheme has the following advantages:

1. according to the utility model, the magnetic piece is arranged on the brush body and is magnetically connected with the annular magnetic piece on the brush mounting seat, so that the brush body is fixed on the brush mounting seat, and the brush body is convenient to disassemble and assemble and convenient to use.

2. According to the utility model, the brush ring and the brush supporting ring are magnetically connected through the magnetic ring and the magnetic block, so that the brush ring and the brush can be conveniently replaced without tools, the time for replacing the brush is saved, no fastening piece is arranged, and the base is not easy to damage.

Drawings

The utility model can be further illustrated by means of non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic view of a magnetic brush holder according to the present utility model for easy replacement;

fig. 2 is an exploded view of a magnetic brush holder according to the present utility model for easy replacement.

The main reference numerals are as follows:

1. a brush mounting seat; 11. positioning an inner ring;

2. a brush body; 21. a fixing ring;

22. a brush support ring; 221. an inner cylinder; 222. a positioning sheet;

23. a brush ring; 24. brushing;

3. a magnetic block.

Detailed Description

The present utility model will be described in detail below with reference to the drawings and the specific embodiments, wherein like or similar parts are designated by the same reference numerals throughout the drawings or the description, and implementations not shown or described in the drawings are in a form well known to those of ordinary skill in the art. In addition, directional terms such as "upper", "lower", "top", "bottom", "left", "right", "front", "rear", etc. in the embodiments are merely directions with reference to the drawings, and are not intended to limit the scope of the present utility model.

As shown in fig. 1-2, the magnetic brush seat convenient to replace comprises a brush mounting seat 1 and a combined brush body 2, wherein a positioning inner ring 11 is fixedly arranged on the brush mounting seat 1, an annular magnetic sheet is arranged in the positioning inner ring 11, a magnetic piece which generates magnetic attraction force on the annular magnetic sheet is arranged on the brush body 2, and the brush body 2 is magnetically connected with the brush mounting seat 1 through the magnetic piece.

The brush body 2 includes retainer plate 21, brush retainer plate 22, brush ring 23 and brush hair 24, the retainer plate 21 cover is established on location inner circle 11, brush retainer plate 22 passes through bolt demountable installation in the inside of retainer plate 21, brush retainer plate 22 comprises inner tube 221 and spacer 222, the constant head tank has been seted up to the inner wall upper end of retainer plate 21, the spacer 222 is seted up in the constant head tank, the external diameter of inner tube 221 is less than the internal diameter of retainer plate 21, brush ring 23 sets up between inner tube 221 and retainer plate 21, inner tube 221 and retainer plate 21 have carried out steady support to brush ring 23, avoided brush ring 23 to take place the atress deformation, the life of brush ring 23 has been prolonged, brush hair 24 fixed mounting is on brush ring 23.

The magnetic part comprises a magnetic block 3, a plurality of circular grooves are formed in the positioning inner ring 11, the magnetic block 3 is fixedly arranged on the positioning sheet 222, the magnetic block 3 stretches into the circular grooves, the upper end of the brush ring 23 is provided with a magnetic ring which is attracted with the magnetic block 3, the brush ring 23 is attracted with the magnetic block 3 through the magnetic ring and the magnetic block 3 to be fixed between the brush supporting ring 22 and the fixing ring 21, fasteners are cancelled to fix the brush ring 23, the durability of the brush ring 23 is enhanced, the brush is replaced more simply and conveniently, tool disassembly and assembly are not needed, and the time for replacing the brush is saved.

The magnetic brush seat convenient to replace is described in detail above. The description of the specific embodiments is only intended to aid in understanding the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims

1. The utility model provides a magnetic brush seat convenient to change, includes brush mount pad (1) and modular brush body (2), its characterized in that: the novel brush is characterized in that a positioning inner ring (11) is fixedly arranged on the brush mounting seat (1), annular magnetic sheets are arranged in the positioning inner ring (11), magnetic pieces which generate magnetic attraction force to the annular magnetic sheets are arranged on the brush body (2), and the brush body (2) is magnetically connected with the brush mounting seat (1) through the magnetic pieces.

2. The easy-to-replace magnetic brush holder of claim 1, wherein: the novel hair brush comprises a hair brush body (2), and is characterized in that the hair brush body (2) comprises a fixing ring (21), a hair brush supporting ring (22), a hair brush ring (23) and bristles (24), wherein the fixing ring (21) is sleeved on a positioning inner ring (11), the hair brush supporting ring (22) is detachably mounted inside the fixing ring (21) through bolts, the hair brush supporting ring (22) is composed of an inner cylinder (221) and a positioning sheet (222), a positioning groove is formed in the upper end of the inner wall of the fixing ring (21), the positioning sheet (222) is arranged in the positioning groove, the outer diameter of the inner cylinder (221) is smaller than the inner diameter of the fixing ring (21), the hair brush ring (23) is arranged between the inner cylinder (221) and the fixing ring (21), and the bristles (24) are fixedly mounted on the hair brush ring (23).

3. The easy-to-replace magnetic brush holder of claim 2, wherein: the magnetic piece comprises a magnetic block (3), a plurality of circular grooves are formed in the positioning inner ring (11), the magnetic block (3) is fixedly arranged on the positioning sheet (222), the magnetic block (3) stretches into the circular grooves, and a magnetic ring which is attracted with the magnetic block (3) in a magnetic mode is arranged at the upper end of the brush ring (23).