CN218017718U

CN218017718U - Coarse polishing machine

Info

Publication number: CN218017718U
Application number: CN202221883667.7U
Authority: CN
Inventors: 杨金威; 孙宇航; 段瑞忠; 舒浩
Original assignee: Jinhua Gaojiu Electric Equipment Co ltd
Current assignee: Jinhua Gaojiu Electric Equipment Co ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2022-12-13
Anticipated expiration: 2032-07-20

Abstract

The utility model relates to a rough polishing machine, including bottom open-ended dust cage, brush and mill, the mill sets up in the dust cage, the bottom of dust cage is seted up and is annular installation cavity, the circumference equipartition is equipped with a plurality of reference columns on the top surface of installation cavity, the cover is equipped with the spring on the reference column, the brush sets up in the installation cavity, the brush includes annular portion, the bottom circumference equipartition of annular portion is equipped with many brush hairs, the bottom of brush hair extends the lower port of installation cavity, the circumference equipartition is equipped with a plurality of stoppers on the medial surface of installation cavity, annular portion is located between the bottom of spring and the stopper, the circumference equipartition is equipped with a plurality of pairs of dogs on the top surface of annular portion, and each pair of dogs sets up respectively in the both sides that correspond the spring; this novel rough polishing machine's mill uses the wearing and tearing back for a long time, even the mill bottom surface is higher than the brush bottom surface, also can not influence and normally polish.

Description

Coarse polishing machine

Technical Field

The utility model relates to an equipment technical field of polishing, concretely relates to rough polishing machine.

Background

The rough polishing machine in the prior art comprises a dust hood with an opening at the bottom, a brush and a grinding disc, wherein the grinding disc is arranged in the dust hood, the brush is fixed at the bottom end of the dust hood, and the bottom surface of the grinding disc is lower than that of the brush.

The prior art rough polishing machine has the following problems: after the grinding disc of the rough polishing machine is worn after being used for a long time, the bottom surface of the grinding disc can be higher than the bottom surface of the brush, when the grinding disc is polished, the bottom of the brush is abutted to the polishing surface, so that the grinding disc cannot contact the polishing surface, and the grinding disc can be polished normally only by replacing a new grinding disc.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is through a rough polishing machine, this novel rough polishing machine's mill uses wearing and tearing back for a long time, even the mill bottom surface is higher than the brush bottom surface, can not influence normal polishing yet.

For solving the technical problem, the utility model provides a pair of rough throwing machine, including bottom open-ended dust cage, brush and mill, the mill sets up in the dust cage, the bottom of dust cage has been seted up and has been annular installation cavity, the circumference equipartition is equipped with a plurality of reference columns on the top surface of installation cavity, the cover is equipped with the spring on the reference column, the brush sets up in the installation cavity, the brush includes cyclic annular portion, the bottom circumference equipartition of cyclic annular portion is equipped with many brush hairs, the lower port of installation cavity is extended to the bottom of brush hair, the circumference equipartition is equipped with a plurality of stoppers on the medial surface of installation cavity, cyclic annular portion is located between the bottom and the stopper of spring, being equipped with of circumference equipartition is many to the dog on the top surface of cyclic annular portion, and each sets up respectively in the both sides that correspond the spring.

Furthermore, the dust collection cover comprises a cover body and an arc cover which are detachably connected with each other, the brush consists of a first arc section and a second arc section, the first arc section is arranged on the cover body, and the second arc section is arranged on the arc cover; the dust collecting cover and the hairbrush are of split structures, and the hairbrush is easier to assemble on the dust collecting cover.

The dust collection cover comprises a first cover shell, a second cover shell is arranged on a lower port of the first cover shell, a third cover shell is arranged on a lower port of the second cover shell, a through hole is formed in the top of the dust collection cover and connected with the lower port of the third cover shell, an inner cavity of the third cover shell is divided into a left cavity and a right cavity through an interlayer, a bottom cover is arranged on the lower port of the left cavity, a brushless motor is arranged in the first cover shell and comprises an output shaft, the bottom of the output shaft penetrates through the through hole in the top of the second cover shell and the through hole in the top of the third cover shell in sequence to enter the left cavity, a rotating shaft is arranged in the left cavity, one end of the rotating shaft penetrates through the through hole in the bottom cover and extends into the dust collection cover, the bottom of the output shaft is in transmission fit with the rotating shaft through a bevel gear, and a grinding disc is arranged at the bottom end of the rotating shaft; the shell of the rough polishing machine is compact in structure, and the transmission efficiency of the transmission part is high.

Furthermore, a through hole communicated with an inner cavity of the second housing is formed in the top surface of the right cavity, an impeller positioned in the second housing is sleeved on the output shaft, and a dust outlet is formed in the side wall of the second housing; the impeller rotates to generate suction force, dust in the dust collection cover is sucked into the second cover shell and is discharged from the dust outlet, and the dust collection capacity of the grinding machine is higher.

Further, a telescopic rod is arranged on the right side of the third housing, a driver shell is sleeved in the middle of the telescopic rod, a driving controller is arranged in the driver shell, and a liquid crystal display screen and a button switch are arranged on the top surface of the right end of the driver shell; the user can be convenient control rough throwing machine work, and liquid crystal display can show brushless motor's rotational speed isoparametric, and visual degree is high.

The utility model has the advantages that: when the grinding disc is worn after long-term use, the bottom surface of the grinding disc is higher than the bottom surface of the brush, the bottoms of the bristles are abutted against a grinding surface in the grinding process, the brush can overcome the spring force to move upwards, so that the grinding disc can touch the grinding surface, and therefore, the normal grinding cannot be influenced by the grinding disc; the plurality of pairs of stop blocks realize circumferential fixation of the brush, and the brush cannot circumferentially float in the installation cavity; after the grinding disc of the novel rough polishing machine is worn and torn after being used for a long time, normal polishing cannot be influenced even if the bottom surface of the grinding disc is higher than the bottom surface of the hairbrush.

Drawings

In order to clarify the explanation of the innovative principles of the present invention and its advantages compared with the prior art rough polishing machine, a possible embodiment is described below by way of non-limiting example applying said principles with the aid of the annexed drawings. In the figure:

FIG. 1 is a cross-sectional view of a rough polisher of the present invention;

FIG. 2 is a partial enlarged view of FIG. 1A;

FIG. 3 is an exploded view of the dust cage;

FIG. 4 is a perspective view of the dust cage;

fig. 5 is a perspective view of the actuator housing.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, back, 8230; \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "secured" are to be construed broadly, and thus, for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific circumstances.

Example 1

As shown in fig. 1-4, the rough polishing machine of this embodiment includes a dust hood 1 with an open bottom, a brush 5 and a polishing disc 28, the polishing disc 28 is disposed in the dust hood 1, an annular installation cavity 2 is disposed at the bottom end of the dust hood 1, 12 positioning posts 3 are uniformly circumferentially disposed on the top surface of the installation cavity 2, springs 4 are sleeved on the positioning posts 3, the brush 5 is disposed in the installation cavity 2, the brush 5 includes an annular portion 6, a plurality of bristles 7 are uniformly disposed on the circumference of the bottom end of the annular portion 6, the bottom of the bristles 7 extends out of the lower port of the

installation cavity

2, 12 limiting blocks 8 are uniformly circumferentially disposed on the inner side surface of the installation cavity 2, the annular portion 6 is located between the bottom end of the spring 4 and the limiting

blocks

8, 12 pairs of stopping blocks 9 are uniformly disposed on the top surface of the annular portion 6, and each pair of stopping blocks 9 are disposed on two sides of the corresponding spring 4.

Preferably, the dust collecting cover 1 comprises a cover body 10 and an arc-shaped cover 11 which are detachably connected with each other, the brush 5 is composed of a first arc-shaped section 12 and a second arc-shaped section 13, the first arc-shaped section 12 is arranged on the cover body 10, and the second arc-shaped section 13 is arranged on the arc-shaped cover 11; the dust hood 1 and the brush 5 are of split structures, and the brush 5 is easier to assemble on the dust hood 1.

The dust collection cover further comprises a first cover shell 16, a second cover shell 17 is arranged on a lower port of the first cover shell 16, a third cover shell 18 is arranged on a lower port of the second cover shell 17, a through hole is formed in the top of the dust collection cover 1 and connected with a lower port of the third cover shell 18, an inner cavity of the third cover shell 18 is divided into a left cavity 23 and a right cavity 24 through an interlayer 22, a bottom cover 19 is arranged on the lower port of the left cavity 23, a brushless motor 20 is arranged in the first cover shell 16 and comprises an output shaft 21, the bottom of the output shaft 21 penetrates through the through hole in the top of the second cover shell 17 and the through hole in the top of the third cover shell 18 in sequence to enter the left cavity 23, a rotating shaft 27 with one end penetrating through the through hole in the bottom cover 19 and extending into the dust collection cover 1 is arranged in the left cavity 23, the bottom of the output shaft 21 is in transmission fit with the rotating shaft 27 through a bevel gear, and a grinding disc 28 is arranged at the bottom end of the rotating shaft 27; the shell of the rough polishing machine is compact in structure, and the transmission efficiency of the transmission part is high.

Preferably, a through hole communicated with the inner cavity of the second housing 17 is formed in the top surface of the right cavity 24, an impeller 25 positioned in the second housing 17 is sleeved on the output shaft 21, and a dust outlet is formed in the side wall of the second housing 17. The impeller rotates to generate suction force, dust in the dust collection cover is sucked into the second cover shell and is discharged from the dust outlet, and the dust collection capacity of the grinding machine is higher.

A telescopic rod 30 is arranged on the right side of the third housing 18, a driver shell 31 is sleeved in the middle of the telescopic rod 30, a driving controller is arranged in the driver shell 31, and a liquid crystal display screen 33 and a button switch 34 are arranged on the top surface of the right end of the driver shell 31; the user can be convenient control rough throwing machine work, and liquid crystal display can show brushless motor's rotational speed isoparametric, and visual degree is high.

When the grinding disc 28 is worn after long-term use, the bottom surface of the grinding disc 28 is higher than the bottom surface of the brush 5, in the grinding process, the bottoms of the bristles 7 are abutted against a grinding surface, the brush 5 overcomes the spring force to move upwards, so that the grinding disc 28 can touch the grinding surface, and therefore, the normal grinding cannot be influenced by the wear of the grinding disc 28; the plurality of pairs of stop blocks 9 realize circumferential fixation of the hairbrush 5, and the hairbrush 5 cannot move in the circumferential direction in the installation cavity 2; after the grinding disc of the embodiment is worn after being used for a long time, normal grinding cannot be influenced even if the bottom surface of the grinding disc is higher than the bottom surface of the brush.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a rough polishing machine, includes bottom open-ended dust cage (1), brush (5) and mill (28), mill (28) set up in dust cage (1), its characterized in that: the bottom of dust cage (1) has been seted up and has been annular installation cavity (2), the circumference equipartition is equipped with a plurality of reference column (3) on the top surface of installation cavity (2), the cover is equipped with spring (4) on reference column (3), brush (5) set up in installation cavity (2), brush (5) are including annular portion (6), the bottom circumference equipartition of annular portion (6) is equipped with many brush hairs (7), the bottom of brush hair (7) extends the lower port of installation cavity (2), the circumference equipartition is equipped with a plurality of stopper (8) on the medial surface of installation cavity (2), annular portion (6) are located between the bottom and stopper (8) of spring (4), be equipped with of circumference equipartition on the top surface of annular portion (6) and to stopper (9) more, each set up respectively in the both sides that correspond spring (4) stopper (9).

2. The rough polishing machine of claim 1, characterized in that: the dust collection cover (1) comprises a cover body (10) and an arc-shaped cover (11) which are detachably connected with each other, the brush (5) is composed of a first arc-shaped section (12) and a second arc-shaped section (13), the first arc-shaped section (12) is arranged on the cover body (10), and the second arc-shaped section (13) is arranged on the arc-shaped cover (11).

3. The rough polishing machine of claim 1, characterized in that: still include first housing (16), be equipped with second housing (17) on the lower port of first housing (16), be equipped with third housing (18) on the lower port of second housing (17), the through-hole has been seted up at the top of dust cage (1), this through-hole with the lower port of third housing (18) links to each other, the inner chamber of third housing (18) passes through interlayer (22) and separates into left and right cavity (23, 24), be equipped with bottom (19) on the lower port of left side cavity (23), be equipped with brushless motor (20) in first housing (16), brushless motor (20) include output shaft (21), the bottom of output shaft (21) is passed the through-hole at second housing (17) top and the through-hole at third housing (18) top in proper order to get into left cavity (23), be equipped with one end in left side cavity (23) and pass the through-hole on bottom (19) and extend to pivot (27) in dust cage (1), pass through the transmission between the bottom and pivot (27) of output shaft (21), the bottom that the mill (28) is equipped with the bottom cooperation of pivot (27).

4. The rough polishing machine of claim 3, characterized in that: the top surface of the right cavity (24) is provided with a through hole communicated with the inner cavity of the second housing (17), the output shaft (21) is sleeved with an impeller (25) positioned in the second housing (17), and the side wall of the second housing (17) is provided with a dust outlet.

5. The rough polisher of claim 3 with: the right side of third housing (18) is equipped with telescopic link (30), the middle part cover of telescopic link (30) is equipped with driver casing (31), be equipped with drive controller in driver casing (31), be equipped with liquid crystal display (33) and button switch (34) on the top surface of driver casing (31) right-hand member portion.