CN215547621U

CN215547621U - Angle grinder with protection and cleaning functions

Info

Publication number: CN215547621U
Application number: CN202121959920.8U
Authority: CN
Inventors: 陈勇; 应伟民
Original assignee: Jinyun Zhongmeida Tools Co ltd
Current assignee: Jinyun Zhongmeida Tools Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-01-18
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses an angle grinder with protection and cleaning functions, which comprises an angle grinder body, wherein the rear end face of the angle grinder body is fixedly connected with a protection bottom plate through a fastening bolt, the lower end of the protection bottom plate is fixedly connected with a first electromagnet, the lower end of the first electromagnet is adsorbed with a second electromagnet through magnetic force, the lower end of the second electromagnet is fixedly connected with a protection shell, the right end face of the angle grinder body is fixedly connected with an electromagnet switch, the upper side of the rear end face of the angle grinder body is provided with a rotating output shaft, an abrasive disc is fixedly connected onto the rotating output shaft, the angle grinder body and the protection bottom plate are connected through threads, the angle grinder body is convenient to disassemble and replace, a hand-held rod is arranged to be held by a user conveniently, an anti-slip surface is arranged to increase friction force, and accidents caused by hand slip in the using process are prevented.

Description

Angle grinder with protection and cleaning functions

Technical Field

The utility model relates to the technical field of angle grinders, in particular to an angle grinder with protection and cleaning functions.

Background

An angle grinder, also called a grinder or a disc grinder, is a grinding tool for cutting and grinding glass fiber reinforced plastics. The angle grinder is a portable electric tool for cutting and grinding glass fiber reinforced plastics, and is mainly used for cutting, grinding and brushing metal and stone materials.

Grinding plates in the angle grinder are frequently required to be replaced for many times, a large amount of scraps can be remained in a protective cover of the angle grinder in the using process, and the scraps are relatively troublesome to clean.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an angle grinder with protection and cleaning functions, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: an angle grinder with protection and cleaning functions comprises an angle grinder body, wherein the rear end face of the angle grinder body is fixedly connected with a protection bottom plate through a fastening bolt, the lower end of the protection bottom plate is fixedly connected with a first electromagnet, the lower end of the first electromagnet is adsorbed with a second electromagnet through magnetic force, the lower end of the second electromagnet is fixedly connected with a protection shell, the right end face of the angle grinder body is fixedly connected with an electromagnet switch, a rotary output shaft is installed on the upper side of the rear end face of the angle grinder body, a grinding sheet is fixedly connected onto the rotary output shaft, a supercharging box body is fixedly connected to the middle part of the front end face of the angle grinder body, a supercharging plate is slidably connected to the upper end inside the supercharging box body, a baffle is fixedly connected to the inside of the supercharging box body, a reset spring is fixedly connected to the upper end of the baffle, and the upper end of the reset spring is fixedly connected with the lower end face of the supercharging plate, the left side wall of pressure boost box just is located the first one-way admission valve of upside fixedly connected with of baffle, the middle part of baffle is equipped with the one-way admission valve of second, the right side wall of pressure boost box just is located the downside fixedly connected with switching valve of baffle, switching valve's right-hand member intercommunication is connected with the outlet duct, the outlet duct is kept away from the one end of pressure boost box runs through the lateral wall of protection bottom plate, the handheld pole of left end face fixedly connected with of angle mill main part.

Preferably, the lower extreme of angle mill main part is equipped with handheld handle, the right-hand member face fixedly connected with starting switch of handheld handle, the lower terminal surface of handheld handle is equipped with the power cord.

Preferably, the outer surface of the handheld rod is provided with an anti-slip surface.

Preferably, a threaded rod is arranged on the outer side of the rotating output shaft, a grinding plate baffle is arranged on the outer side of the middle of the grinding plate, and the threaded rod is in threaded connection with the grinding plate baffle.

Preferably, the inner left side wall of the pressurizing box body is fixedly connected with a limiting block at the upper side of the baffle.

Compared with the prior art, the utility model has the beneficial effects that: the utility model provides an angle grinder with protection and clean function, the connected mode through threaded connection between angle grinder main part and the protection bottom plate, convenient to detach changes, it holds to be equipped with handheld pole person of facilitating the use, be equipped with antiskid face increase frictional force, prevent that the use from leading to the emergence of accident because of the hand is smooth, be equipped with the fixed effect that the abrasive disc baffle further improved the abrasive disc, improve the security of using, be equipped with the stopper, play spacing effect to the pressure boost plate, prevent that the reset spring of pressure boost plate below from being damaged by excessive compression, be equipped with the security that the protection casing improves the use, it compresses air to be equipped with the pressure boost box, be convenient for clear up the piece in the protection casing.

Drawings

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

FIG. 2 is a schematic cross-sectional view of a plenum housing of the present invention;

FIG. 3 is a schematic diagram of the right view structure of the present invention;

fig. 4 is a partially enlarged structural diagram of the present invention.

In the figure: 1-angle grinder body, 2-fastening bolt, 3-protective bottom plate, 4-first electromagnet, 5-second electromagnet, 6-protective shell, 7-electromagnet switch, 8-rotary output shaft, 9-grinding plate, 10-pressurizing box, 11-pressurizing plate, 12-baffle, 13-reset spring, 14-first one-way air inlet valve, 15-second one-way air inlet valve, 16-opening and closing valve, 17-air outlet pipe, 18-handheld rod, 19-handheld handle, 20-starting switch, 21-antiskid surface, 22-power line, 23-threaded rod, 24-grinding plate baffle and 25-limiting block.

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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an angle grinder with protection and cleaning functions comprises an angle grinder main body 1, wherein a rear end face of the angle grinder main body 1 is fixedly connected with a protection bottom plate 3 through a fastening bolt 2, the angle grinder main body 1 and a protection shell 6 are connected into a whole through the protection bottom plate 3 in a threaded connection mode, a first electromagnet 4 is fixedly connected with the lower end of the protection bottom plate 3, a second electromagnet 5 is adsorbed at the lower end of the first electromagnet 4 through magnetic force, the protection bottom plate 3 and the protection shell 6 are fixed through the adsorption of the magnetic force between the first electromagnet 4 and the second electromagnet 5, the protection shell 6 is fixedly connected with the lower end of the second electromagnet 5, an electromagnet switch 7 is fixedly connected with the right end face of the angle grinder main body 1, and the first electromagnet 4 and the second electromagnet 5 are controlled through the electromagnet switch 7, the adsorption and separation between the two are realized, a rotary output shaft 8 is installed on the upper side of the rear end face of the angle grinder body 1, a grinding disc 9 is fixedly connected onto the rotary output shaft 8, the rotary output shaft 8 provides power for the rotation of the grinding disc 9, a pressurizing box body 10 is fixedly connected to the middle of the front end face of the angle grinder body 1, air is compressed by the pressurizing box body 10 to clean debris in the protective shell 6, a pressurizing plate 11 is slidably connected to the upper end of the inside of the pressurizing box body 10, the air is pressed into a space at the lower part of the baffle plate 12 through a second one-way air inlet valve 15 through the pressurizing plate 11, a baffle plate 12 is fixedly connected to the inside of the pressurizing box body 10, a return spring 13 is fixedly connected to the upper end of the baffle plate 12, when the pressurizing plate 11 moves inwards, the return spring 13 is compressed in the process, and the pressurizing plate 11 is returned through the elasticity of the return spring 13, so as to carry out air compression next time, reset spring 13's upper end with the lower terminal surface fixed connection of pressure boost plate 11, the left side wall of pressure boost box 10 just is located the upside fixedly connected with first one-way admission valve 14 of baffle 12 is equipped with first one-way admission valve 14 and makes the air can only get into the inside of pressure boost box 10 from pressure boost box 10, the middle part of baffle 12 is equipped with second one-way admission valve 15, is equipped with second one-way admission valve 15 and makes the air can only get into the below of baffle 12 from the above-mentioned baffle 12, and the air can pile up the pressure boost that realizes the air in the space below baffle 12, the right side wall of pressure boost box 10 just is located the downside fixedly connected with switching valve 16 of baffle 12, switching valve 16's right-hand member intercommunication is connected with outlet duct 17, outlet duct 17 is far away from the one end of pressure boost box 10 runs through the lateral wall of protection bottom plate 3, the left end face of the angle grinder body 1 is fixedly connected with a handheld rod 18, the handheld rod 18 is arranged to enable a user to hold the angle grinder body to conveniently use, the pressure increasing plate 11 moves downwards, air is pressed into the lower space of the baffle 12 through the second one-way air inlet valve 15, the reset spring 13 enables the pressure increasing plate 11 to move upwards, the air enters from the first one-way air inlet valve 14 at the moment, the pressure increasing of the air is achieved after the pressure increasing plate 11 reciprocates for several times, and the compressed air is driven into the protective shell 6 through the air outlet pipe 17.

Specifically, the lower end of the angle grinder body 1 is provided with a handheld handle 19, the right end face of the handheld handle 19 is fixedly connected with a starting switch 20, and the lower end face of the handheld handle 19 is provided with a power line 22.

Specifically, the outer surface of the hand-held rod 18 is provided with an anti-slip surface 21, and the anti-slip surface 21 is arranged to increase friction force and prevent accidents caused by hand slip in the using process.

Specifically, a threaded rod 23 is arranged on the outer side of the rotating output shaft 8, a grinding plate baffle 24 is arranged on the outer side of the middle part of the grinding plate 9, the threaded rod 23 is in threaded connection with the grinding plate baffle 24, and the grinding plate baffle 24 is arranged to further improve the fixing effect of the grinding plate 9 and improve the use safety.

Specifically, the inner left side wall of the supercharging tank 10 is fixedly connected with the limit block 25 on the upper side of the baffle 12, so that the supercharging plate 11 is limited, and the return spring 13 below the supercharging plate 11 is prevented from being excessively compressed and damaged.

The working principle is as follows: when the utility model is used, the grinding disc 9 is fixed through the grinding disc baffle 24, the electromagnet switch 7 is started, the protective bottom plate 3 and the protective shell 6 are fixed through the absorption of the magnetic force between the first electromagnet 4 and the second electromagnet 5, a user holds the device through the hand-held handle 19 and the hand-held rod 18, the switch 20 is started to rotate the rotating output shaft 8 to drive the grinding disc 9 to rotate, the grinding disc 9 is used for cutting, grinding and brushing metal, stone and the like, when the debris in the protective shell 6 needs to be cleaned, the pressure increasing plate 11 is pressed to move downwards, air is pressed into the lower space of the baffle 12 through the second one-way air inlet valve 15, after the force is received, the reset spring 13 enables the pressure increasing plate 11 to move upwards, at the moment, the air enters from the first one-way air inlet valve 14, the pressure increasing plate 11 reciprocates for a plurality of times to realize the pressure increasing of the air, and the compressed air is pumped into the protective shell 6 through the air outlet pipe 17, dust in the protective casing 6 is blown out by compressed air.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An angle grinder with protection and cleaning functions, comprising a grinder body (1), characterized in that: the rear end face of the angle grinder main body (1) is fixedly connected with a protection bottom plate (3) through a fastening bolt (2), the lower end of the protection bottom plate (3) is fixedly connected with a first electromagnet (4), the lower end of the first electromagnet (4) is adsorbed with a second electromagnet (5) through magnetic force, the lower end of the second electromagnet (5) is fixedly connected with a protection shell (6), the right end face of the angle grinder main body (1) is fixedly connected with an electromagnet switch (7), a rotary output shaft (8) is installed on the upper side of the rear end face of the angle grinder main body (1), a grinding disc (9) is fixedly connected onto the rotary output shaft (8), a supercharging box body (10) is fixedly connected to the middle of the front end face of the angle grinder main body (1), a supercharging plate (11) is slidably connected to the upper end of the inside of the supercharging box body (10), and a baffle (12) is fixedly connected to the inside of the supercharging box body (10), the upper end fixed connection reset spring (13) of baffle (12), the upper end of reset spring (13) with the lower terminal surface fixed connection of pressure boost board (11), the left side wall of pressure boost box (10) just is located the first one-way admission valve of upside fixedly connected with (14) of baffle (12), the middle part of baffle (12) is equipped with the one-way admission valve of second (15), the right side wall of pressure boost box (10) just is located the downside fixedly connected with switching valve (16) of baffle (12), the right-hand member intercommunication of switching valve (16) is connected with outlet duct (17), outlet duct (17) keep away from the one end of pressure boost box (10) is run through the lateral wall of protecting bottom plate (3), the left end face fixedly connected with of angle mill main part (1) holds pole (18).

2. An angle grinder with protection and cleaning functions as claimed in claim 1, characterized in that: the angle grinder is characterized in that a handheld handle (19) is arranged at the lower end of the angle grinder body (1), a starting switch (20) is fixedly connected to the right end face of the handheld handle (19), and a power line (22) is arranged on the lower end face of the handheld handle (19).

3. An angle grinder with protection and cleaning functions as claimed in claim 1, characterized in that: the outer surface of the hand-held rod (18) is provided with an anti-skid surface (21).

4. An angle grinder with protection and cleaning functions as claimed in claim 1, characterized in that: the outer side of the rotating output shaft (8) is provided with a threaded rod (23), the outer side of the middle of the grinding plate (9) is provided with a grinding plate baffle (24), and the threaded rod (23) is in threaded connection with the grinding plate baffle (24).

5. An angle grinder with protection and cleaning functions as claimed in claim 1, characterized in that: the inside left side wall of pressure boost box (10) just is located the upside fixedly connected with stopper (25) of baffle (12).