CN218017706U

CN218017706U - Handheld polishing machine

Info

Publication number: CN218017706U
Application number: CN202222373385.9U
Authority: CN
Inventors: 余祚帜; 余靖君; 毛超; 罗永超; 朱新庭
Original assignee: Zhengzhou Lujiang Industrial Co ltd
Current assignee: Zhengzhou Lujiang Industrial Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2022-12-13
Anticipated expiration: 2032-09-07

Abstract

The utility model discloses a handheld polishing machine relates to burnishing machine technical field, including shell, motor and heat dissipation muscle, the thermovent has been seted up to the upper end of shell, the inside fixed mounting of shell has the motor, install the heat dissipation muscle on the motor, the output shaft of motor has the pivot through the coupling joint, the pivot runs through the shell and installs the polishing piece, the shell is close to the concave shell of one end fixedly connected with of polishing piece. Has the advantages that: through the matching design of the heat dissipation ribs, the heat dissipation holes and the heat dissipation ports, heat generated by the motor can be dissipated timely, and the working efficiency of the polishing machine is effectively improved; through the ingenious design of concave shell, dust absorption fan, separation net, collection room, dust absorption room and dust absorption pipe, can be with the timely collection of powder or piece in the protection casing in the collection room, be convenient for clear up the protection casing is timely, avoid powder or clastic piling up in the protection casing, make polishing effect better.

Description

Handheld polishing machine

Technical Field

The utility model relates to a burnishing machine technical field especially relates to a handheld burnishing machine.

Background

Polishers, also known as grinders, are often used for mechanical grinding, polishing and waxing. The working principle is as follows: the motor drives the sponge or the wool polishing disc installed on the polishing machine to rotate at a high speed, because polishing disc and polishing agent combined action rub with waiting to throw the surface, and then can reach and get rid of the lacquer painting pollution, the oxide layer, the purpose of shallow mark, current polishing machine is of a great variety, there can be a large amount of powder or piece production in the polishing process, if can not be timely clear away from the protection casing, can appear piling up in a large number, influence polishing effect, and the motor can produce the heat at polishing in-process, if can not timely effluvium, can reduce work efficiency.

SUMMERY OF THE UTILITY MODEL

The object of the utility model is to provide a handheld burnishing machine just in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the utility model provides a handheld burnishing machine, includes shell, motor and heat dissipation muscle, the thermovent has been seted up to the upper end of shell, the inside fixed mounting of shell has the motor, install the heat dissipation muscle on the motor, the output shaft of motor has the pivot through the coupling joint, the pivot runs through the shell and installs the polishing piece, the shell is close to the concave shell of one end fixedly connected with of polishing piece, first through-hole has been seted up at the middle part of concave shell, first through-hole is connected with the pivot through the bearing, fixed mounting has the dust absorption fan in the pivot, the dust absorption fan is located concave shell, one side middle part fixed mounting that concave shell is close to the polishing piece has the protection casing, the protection casing leads to with concave shell mutually through the dust absorption pipe, the lower part integrated into one piece of shell has handheld portion, be equipped with the switch in the handheld portion.

Preferably, a second filter screen is installed in the heat dissipation port.

Preferably, heat dissipation holes are symmetrically formed in one side, away from the concave shell, of the shell, and a first filter screen is installed in each heat dissipation hole.

Preferably, the separation net is symmetrically arranged in the concave shell, the separation net divides the interior of the concave shell into a collection chamber and a dust collection chamber, and a dust collection fan is arranged in the dust collection chamber.

Preferably, a protrusion is arranged on the left side of the upper end of the handheld part.

Has the advantages that: through the matching design of the heat dissipation ribs, the heat dissipation holes and the heat dissipation openings, heat generated by the motor can be dissipated timely, and the working efficiency of the polishing machine is effectively improved; through the ingenious design of concave shell, dust absorption fan, separation net, collection room, dust absorption room and dust absorption pipe, can be with the timely collection of powder or piece in the protection casing in the collection room, be convenient for clear up the protection casing is timely, avoid powder or clastic piling up in the protection casing, make polishing effect better.

Drawings

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

Fig. 1 is a schematic view of a partial cross-sectional structure of a handheld polishing machine according to the present invention;

fig. 2 is a front view of a hand-held polishing machine according to the present invention;

fig. 3 is a cross-sectional view of a concave housing of the hand-held polishing machine of the present invention.

The reference numerals are explained below:

1. a housing; 101. heat dissipation holes; 102. a heat dissipation port; 2. a first filter screen; 3. a motor; 4. a heat dissipating rib; 5. a second filter screen; 6. a rotating shaft; 7. a concave shell; 701. a collection chamber; 702. a first through hole; 703. a dust collection chamber; 8. an isolation net; 9. a protective cover; 10. polishing the sheet; 11. a dust collection pipe; 12. a dust collection fan; 13. a hand-held portion; 14. a switch; 15. and (4) protruding.

Detailed Description

The technical scheme of the invention is further explained by combining the attached drawings as follows:

as shown in fig. 1-3, a handheld polishing machine comprises a housing 1, a motor 3 and a heat dissipation rib 4, and is characterized in that: the upper end of the shell 1 is provided with a heat dissipation port 102, a motor 3 is fixedly installed inside the shell 1, the motor 3 is used for providing power, a heat dissipation rib 4 is installed on the motor 3, the heat dissipation rib 4 can accelerate the dissipation of heat generated by the motor 3, an output shaft of the motor 3 is connected with a rotating shaft 6 through a coupler, the rotating shaft 6 is used for driving a dust absorption fan 12 and a polishing sheet 10 to rotate, the rotating shaft 6 penetrates through the shell 1 and is provided with the polishing sheet 10, the polishing sheet 10 is used for polishing, one end of the shell 1 close to the polishing sheet 10 is fixedly connected with a concave shell 7, the concave shell 7 is positioned between the shell 1 and the polishing sheet 10, the middle part of the concave shell 7 is provided with a first through hole 702, a bearing is installed in the first through hole 702, the first through hole 702 is connected with the rotating shaft 6 through the bearing, the rotating shaft 6 penetrates through the first through hole 702 and the protective cover 9, the dust absorption fan 12 is fixedly installed on the rotating shaft 6, the dust absorption fan 12 is used for absorbing powder or debris, the dust absorption fan 12 is positioned in the concave shell 7, the middle part of one side of the concave shell 7 close to the polishing sheet 10 is fixedly provided with a protective cover 9, the middle part of the protective cover 9 is provided with a round hole, the rotating shaft 6 penetrates through the round hole to be installed and connected with the polishing sheet 10, the protective cover 9 is communicated with the concave shell 7 through a dust absorption pipe 11, the lower part of the shell 1 is integrally formed with a handheld part 13, the handheld part 13 is convenient for construction of workers, the handheld part 13 is provided with a switch 14, the switch 14 is used for controlling the starting or pausing of the motor 3, a second filter screen 5 is installed in the heat dissipation port 102, one side of the shell 1 far away from the concave shell 7 is symmetrically provided with heat dissipation holes 101, a first filter screen 2 is installed in the heat dissipation holes 101, the first filter screen 2 and the second filter screen 5 prevent external dust from entering the shell 1, isolation screens 8 are symmetrically installed in the concave shell 7, the isolation screens 8 can ventilate, and prevent powder or debris from entering the dust absorption chamber 703, the separation net 8 divides the interior of the concave shell 7 into a collection chamber 701 and a dust collection chamber 703, one side of the collection chamber 701 close to the protective cover 9 is vertically and symmetrically provided with small holes connected with a dust collection pipe 11 in a clamping mode, the dust collection pipe 11 is installed in the small holes, the other end of the dust collection pipe 11 is located in the protective cover 9, a dust collection fan 12 is arranged in the dust collection chamber 703, and a protrusion 15 is arranged on the left side of the upper end of the handheld portion 13, so that construction of workers is facilitated.

The working principle is as follows: when needs carry out the polishing, the staff holds handheld portion 13, open switch 14, motor 3 begins work this moment, pivot 6 will drive dust absorption fan 12 and polishing piece 10 and rotate, the staff is located the position that needs the polishing with polishing piece 10, can polish, carry out polishing in-process, the heat that motor 3 produced passes through heat dissipation muscle 4, louvre 101 and the effluvium that thermovent 102 can be timely, carry out polishing in-process, the powder or the piece that the polishing produced will fall in protection casing 9, because the setting of dust absorption fan 12, can in time collect collection chamber 701 with powder or piece through dust absorption pipe 11, in time clear up protection casing 9, after the polishing is accomplished, close switch 14, can accomplish the polishing.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a handheld burnishing machine, includes shell (1), motor (3) and heat dissipation muscle (4), its characterized in that: thermovent (102) have been seted up to the upper end of shell (1), the inside fixed mounting of shell (1) has motor (3), install heat dissipation muscle (4) on motor (3), the output shaft of motor (3) has pivot (6) through the coupling joint, pivot (6) run through shell (1) and install polishing piece (10), shell (1) are close to the concave shell of one end fixedly connected with (7) of polishing piece (10), first through-hole (702) have been seted up at the middle part of concave shell (7), first through-hole (702) are connected with pivot (6) through the bearing, fixed mounting has dust absorption fan (12) in pivot (6), dust absorption fan (12) are located concave shell (7), concave shell (7) are close to one side middle part fixed mounting of polishing piece (10) have protection casing (9), protection casing (9) communicate with each other with concave shell (7) through dust absorption pipe (11), the lower part integrated into one piece of shell (1) has handheld portion (13), be equipped with switch (14) on handheld portion (13).

2. The hand-held polishing machine of claim 1, wherein: and a second filter screen (5) is arranged in the heat dissipation opening (102).

3. The hand-held polishing machine of claim 1, wherein: heat dissipation holes (101) are symmetrically formed in one side, far away from the concave shell (7), of the shell (1), and first filter screens (2) are installed in the heat dissipation holes (101).

4. The hand-held polishing machine of claim 1, wherein: isolation nets (8) are symmetrically arranged in the concave shell (7), the isolation nets (8) divide the interior of the concave shell (7) into a collection chamber (701) and a dust collection chamber (703), and a dust collection fan (12) is arranged in the dust collection chamber (703).

5. The hand-held polishing machine of claim 1, wherein: the left side of the upper end of the handheld part (13) is provided with a bulge (15).