CN217167939U - Angle grinder with noise reduction function - Google Patents

Abstract

The utility model relates to an angle mill technical field especially relates to an angle mill with function of making an uproar is fallen. The technical scheme comprises the following steps: shell and lithium cell, the battery holder is installed to the shell bottom, it has the lithium cell to peg graft in battery holder bottom, the upper cover is installed at the shell top, install the drive seat in the middle of the upper cover is inside, the drive seat is close to shell one end and installs gear A, driving motor is installed at the top in the shell, driving motor output shaft installs the rubber card and holds in the palm, the rubber card holds in the palm the surface and installs the concave support of rubber through the jump ring, the concave end of holding in the palm of rubber installs the axle sleeve, install the connecting axle in the middle of the axle sleeve top, connecting axle surface mounting has gear B. The utility model provides a current device drive mechanism adopt mechanical type structure more, and noise is great among the transmission process, and the transmission moment of torsion is low, and the not good problem of transmission stability has reduced the use noise of angle mill, and then has improved the use environmental protection effect of angle mill.

Description

Angle grinder with noise reduction function

Technical Field

The utility model relates to an angle mill technical field specifically is an angle mill with function of making an uproar is fallen.

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.

Through mass retrieval, the novel angle grinder in the prior art, such as the angle grinder disclosed by the publication number CN211305872U, is improved and upgraded on the basis of the structure, a novel upper pressure plate structure is adopted, a boss on the upper pressure plate adopts a structural design suitable for a conventional wrench, a screwing structure of a screwing plate hole of the conventional upper pressure plate is replaced, the convenience of disassembling a grinding wheel is greatly improved, an operator does not need to carry matched wrenches with various specifications, and the carrying burden of tools is reduced; the utility model discloses a sealing washer is used for installing in the heavy groove of preforming bottom design to the top board, in abominable operation environment, can prevent effectively that outside dust impurity from getting into the connecting gap between top board, grinding wheel and the main shaft, causes the jam, avoids consequently arousing to dismantle hard phenomenon.

In the existing angle grinder, a transmission mechanism mostly adopts a mechanical structure, the noise is large in the transmission process, the transmission torque is low, and the transmission stability is poor.

Disclosure of Invention

An object of the utility model is to provide an angle mill with function of making an uproar falls possesses the good advantage of noise reduction effect, has solved current device drive mechanism and has adopted mechanical type structure more, and the noise is great among the transmission process, and the transmission moment of torsion is low, the not good problem of transmission stability.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an angle mill with function of making an uproar is fallen, includes shell and lithium cell, wherein the battery holder is installed to the shell bottom, it has the lithium cell to peg graft in the battery holder bottom, the upper cover is installed at the shell top, install the drive seat in the middle of the upper cover is inside, the drive seat is close to shell one end and installs gear A, driving motor is installed at the top in the shell, the rubber card support is installed to the driving motor output shaft, the rubber card holds in the palm the surface and installs the concave support of rubber through the jump ring, the axle sleeve is installed to the concave end that holds in the palm of rubber, install the connecting axle in the middle of the axle sleeve top, connecting axle surface mounting has gear B, install the switch in the middle of shell one side, the inside switch one side position department that is located of shell installs the controller.

Preferably, a buckle is installed on one side of the upper cover close to the top, an outer cover is installed on one side of the upper cover and located on the outer surface of the driving seat, the driving seat is locked through the buckle, and the grinding wheel is convenient to disassemble and assemble.

Preferably, the middle of the outer surface of the shell is provided with an anti-slip sleeve, and the anti-slip effect of the shell is improved by arranging the anti-slip sleeve.

Preferably, the bottom in the shell is provided with a heat dissipation motor through a support frame, an output shaft of the heat dissipation motor is provided with blades, and the blades are driven to rotate through the heat dissipation motor to blow and dissipate heat of the lithium battery.

Preferably, the battery seat is provided with air holes at positions close to the lithium battery, and the lithium battery is cooled through the air holes.

Preferably, the inside axle sleeve surface mounting that is located of shell has the heat dissipation cover, heat dissipation cover surface mounting has the fin, the shell is inside to be located the heat dissipation cover top and to install the sound insulation shell, through setting up the fin, cools down driving motor.

Preferably, the gear A is meshed with the gear B, so that the driving seat is driven to rotate by the gear A and the gear B.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the axle sleeve, the concave support of rubber and rubber card hold in the palm, it carries out driven effect to reach and adopt rubber mechanism, set up driving motor at the shell top, it holds in the palm to set up the rubber card at the driving motor output shaft, hold in the palm the surface at the rubber card and set up the concave support of rubber through the jump ring, hold in the palm the end at the concave support of rubber and set up the axle sleeve, set up the connecting axle in the middle of the axle sleeve top, in order to solve drive mechanism and adopt mechanical type structure more, the noise is great among the transmission process, the transmission moment of torsion is low, the not good problem of transmission stability, the noise in service of angle mill has been reduced, and then the environmental protection effect in use of angle mill has been improved.

2. The utility model discloses a set up heat dissipation motor, blade and bleeder vent, reach the effect of cooling down to the lithium cell, set up heat dissipation motor through the support frame in the shell bottom, set up the blade at heat dissipation motor output shaft, be close to lithium cell position department at the battery tray and be equipped with the bleeder vent to in solving the use, lithium cell temperature is higher, can't blow the reduction to the lithium cell, the not good problem of lithium cell life has reduced the service temperature of lithium cell, thereby has improved the life of angle mill.

Drawings

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

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

FIG. 3 is an enlarged view of A in FIG. 2;

fig. 4 is an enlarged structural diagram of B in fig. 2.

Reference numerals are as follows: 1. buckling; 2. a housing; 3. a battery holder; 4. a lithium battery; 5. a switch; 6. an anti-slip sleeve; 7. a housing; 8. an upper cover; 9. a controller; 10. air holes are formed; 11. a drive motor; 12. a driving seat; 13. a gear A; 14. a heat dissipation sleeve; 15. a shaft sleeve; 16. a connecting shaft; 17. a gear B; 18. a sound-insulating shell; 19. a rubber concave support; 20. a rubber card support; 21. a blade; 22. a support frame; 23. heat dissipation motor.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1-4, in order to achieve the above purpose, the present invention provides the following technical solutions: an angle grinder with a noise reduction function comprises a shell 2 and a lithium battery 4, wherein a battery seat 3 is installed at the bottom of the shell 2, the lithium battery 4 is inserted into the bottom of the battery seat 3, an upper cover 8 is installed at the top of the shell 2, a driving seat 12 is installed in the middle of the inside of the upper cover 8, a gear A13 is installed at one end, close to the shell 2, of the driving seat 12, a driving motor 11 is installed at the top of the inside of the shell 2, a rubber clamping support 20 is installed on an output shaft of the driving motor 11, a rubber concave support 19 is installed on the outer surface of the rubber clamping support 20 through a clamping spring, a shaft sleeve 15 is installed at the tail end of the rubber concave support 19, a connecting shaft 16 is installed in the middle of the top of the shaft sleeve 15, a gear B17 is installed on the outer surface of the connecting shaft 16, a gear A13 is meshed with the gear B17, a switch 5 is installed in the middle of one side of the shell 2, a controller 9 is installed at a position, a buckle 1 is installed at one side, close to the top of the upper cover 8, an outer cover 7 is arranged on one side of the upper cover 8 and positioned on the outer surface of the driving seat 12, an anti-skidding sleeve 6 is arranged in the middle of the outer surface of the shell 2, and the anti-skidding sleeve 6 is arranged in the middle of the outer surface of the shell 2.

The working principle of the angle grinder with the noise reduction function based on the embodiment 1 is as follows: will the utility model discloses install the back, during the use, install the emery wheel dish in driving seat 12 surface, accomplish the back, through switch 5 and controller 9, start driving motor 11, drive the concave 19 rotations that hold in the palm of rubber through driving motor 11, hold in the palm 20 through the concave 19 and the rubber card of holding in the palm of rubber, it rotates to drive axle sleeve 15, rotate with drive connecting axle 16 and gear B17 through axle sleeve 15, through gear B17 and gear A13, it rotates to drive driving seat 12, it rotates to drive the emery wheel piece through driving seat 12, polish the product, to this point, this equipment work flow is accomplished.

Example two

As shown in fig. 1-4, the utility model provides an angle grinder with noise reduction function, compare in embodiment one, this embodiment still includes: the bottom installs heat dissipation motor 23 through support frame 22 in the shell 2, and blade 21 is installed to heat dissipation motor 23 output shaft, and battery holder 3 is close to lithium cell 4 position department and is equipped with bleeder vent 10, and the inside axle sleeve 15 that lies in of shell 2 surface mounting has heat dissipation cover 14, and heat dissipation cover 14 surface mounting has the fin, and the inside heat dissipation cover 14 top that lies in of shell 2 is installed and is given sound insulation 18.

In this embodiment, in the use, drive blade 21 through heat dissipation motor 23 and rotate, blow the heat dissipation through blade 21 to lithium cell 4, rethread bleeder vent 10 carries the heat dissipation air current to lithium cell 4, cools down lithium cell 4, in the use, through setting up heat dissipation cover 14 and fin, cools down driving motor 11, and it is dry to reduce drive mechanism through shell 18 that gives sound insulation simultaneously, improves the utility model discloses a life.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations to the above embodiments based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims (7)

1. An angle grinder with noise reduction function, comprising a housing (2) and a lithium battery (4), characterized in that: the battery holder (3) is installed at the bottom of the shell (2), a lithium battery (4) is inserted into the bottom of the battery holder (3), an upper cover (8) is installed at the top of the shell (2), a driving seat (12) is installed in the middle of the inside of the upper cover (8), a gear A (13) is installed at one end, close to the shell (2), of the driving seat (12), a driving motor (11) is installed at the top of the inside of the shell (2), a rubber clamping support (20) is installed at an output shaft of the driving motor (11), a rubber concave support (19) is installed on the outer surface of the rubber clamping support (20) through a clamping spring, a shaft sleeve (15) is installed at the tail end of the rubber concave support (19), a connecting shaft (16) is installed in the middle of the top of the shaft sleeve (15), a gear B (17) is installed on the outer surface of the connecting shaft (16), a switch (5) is installed in the middle of one side of the shell (2), and a controller (9) is arranged at one side of the switch (5) in the shell (2).

2. An angle grinder with noise reduction function as claimed in claim 1, wherein: the buckle (1) is installed near the top on one side of the upper cover (8), and the outer cover (7) is installed on one side of the upper cover (8) and located on the outer surface of the driving seat (12).

3. An angle grinder with noise reduction function as claimed in claim 1, wherein: and an anti-skidding sleeve (6) is arranged in the middle of the outer surface of the shell (2).

4. An angle grinder with noise reduction function as claimed in claim 1, wherein: the bottom installs heat dissipation motor (23) through support frame (22) in shell (2), blade (21) are installed to heat dissipation motor (23) output shaft.

5. An angle grinder with noise reduction function as claimed in claim 1, wherein: and the battery seat (3) is provided with an air hole (10) at the position close to the lithium battery (4).

6. An angle grinder with noise reduction function as claimed in claim 1, wherein: the utility model discloses a heat dissipation sleeve, including shell (2), heat dissipation sleeve (14), shell (2) inside be located axle sleeve (15) surface mounting has heat dissipation cover (14), heat dissipation cover (14) surface mounting has the fin, shell (2) inside be located heat dissipation cover (14) top and install syllable-dividing shell (18).

7. An angle grinder with noise reduction function as claimed in claim 1, wherein: the gear A (13) is meshed with the gear B (17).

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