CN212706014U

CN212706014U - Angle grinder with air cooling mechanism

Info

Publication number: CN212706014U
Application number: CN202021535474.3U
Authority: CN
Inventors: 张世芳; 杨岚
Original assignee: Tianjin Jinsheng Jeddah Amperex Technology Ltd
Current assignee: Tianjin Jinsheng Jeddah Amperex Technology Ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-03-16
Anticipated expiration: 2030-07-29

Abstract

The utility model discloses an angle mill with forced air cooling mechanism, including the casing, the bottom of casing left surface is provided with protection machanism, and protection machanism comprises protection casing, connecting pipe, stay tube and elastic block, is provided with the intercommunication subassembly between protection casing and the casing, and the intercommunication subassembly comprises dust absorption pipe, hollow handle, threaded connection head and delivery hose, is provided with angle mill mechanism in the casing, and angle mill mechanism comprises motor, action wheel, follow driving wheel, pivot and angle mill dish, is provided with forced air cooling mechanism in the casing. The utility model discloses a set up the forced air cooling fan can accelerate the inside and external air exchange speed of casing to make the inside heat of casing in time discharge, and then improve thermal discharge efficiency in the casing, and then reduce the heat and pile up the influence to angle mill life, can be convenient for the air cooling fan blow off through setting up the guide plate and discharge by the cavity supporting seat of guide plate below, can filter the dust in the air through setting up the filter screen.

Description

Angle grinder with air cooling mechanism

Technical Field

The utility model relates to an angle mill specifically is an angle mill with forced air cooling mechanism.

Background

An angle grinder is a machine for grinding, removing rust, and polishing metal members by using a thin grinding wheel or the like rotating at a high speed, is suitable for brushing metal and stone, does not use water during the work, and can perform grinding and polishing work if appropriate accessories are attached to the machine for a model equipped with an electronic control device.

The inside a large amount of heats that can produce of angle mill during operation, current angle mill mostly do not possess air-cooled mechanism and the cooling effect is not good, and its heat discharge efficiency is low in the use to influence angle mill's life. Therefore, the angle grinder with the air cooling mechanism is improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to an angle mill with forced air cooling mechanism, which comprises a housin, the bottom of casing left surface is provided with protection machanism, protection machanism comprises protection casing, connecting pipe, stay tube and elastic block, be provided with the intercommunication subassembly between protection casing and the casing, the intercommunication subassembly comprises dust absorption pipe, hollow handle, threaded connection head and delivery hose, be provided with angle mill mechanism in the casing, angle mill mechanism comprises motor, action wheel, follow driving wheel, pivot and angle mill dish, be provided with forced air cooling mechanism in the casing, forced air cooling mechanism comprises two filter screens, an air-cooled fan, a guide plate and two cavity supporting seats.

As a preferred technical scheme of the utility model, the top of stay tube and the left side fixed connection of casing bottom, the surface of connecting pipe alternates with the inner wall of stay tube and is connected, the bottom of connecting pipe run through the stay tube and extend to the outside of stay tube bottom and with the top fixed connection of protection casing.

As a preferred technical scheme of the utility model, the elastic block sets up in the inside of stay tube and is located the top of connecting pipe, the bottom of elastic block and the top fixed connection of connecting pipe, the top of elastic block and the bottom fixed connection of casing.

As a preferred technical scheme of the utility model, motor fixed mounting is in the inside of casing, the fixed cover of action wheel is established on the output shaft of motor, the bottom of action wheel and the meshing from the driving wheel, the surface of pivot and the fixed cup joint of inner wall from the driving wheel.

As a preferred technical scheme of the utility model, the top of pivot is passed through the bearing and is linked to each other with the top of casing inner chamber, the bottom of pivot run through casing, elastic block, connecting pipe and protection casing in proper order and extend to the inside of protection casing and with the middle part fixed connection on angle abrasive disc top, the junction of pivot and casing diapire is provided with the bearing, all leave the gap between pivot and elastic block, connecting pipe and the protection casing.

As a preferred technical scheme of the utility model, hollow handle fixed mounting is in the front of casing, the fixed intercommunication of dust absorption pipe is between protection casing and hollow handle, the surface of threaded connection head and hollow handle's inner wall threaded connection, the fixed intercommunication of conveying hose's one end and threaded connection head, conveying hose's the other end links to each other with external dust collecting equipment.

As a preferred technical scheme of the utility model, the forced air cooling fan sets up in the inside of casing and is located the right side of motor, guide plate fixed mounting just is located the right side of forced air cooling fan, two in the inside of casing the left side at casing top and the right side of casing bottom, two are threaded connection respectively to the cavity supporting seat the filter screen sets up the middle part at the cavity supporting seat respectively.

As a preferred technical scheme of the utility model, the equal fixed mounting in top and the bottom of motor has a plurality of equidistance and evenly distributed's bracing piece, a plurality of the one end that the motor was kept away from to the bracing piece all with the inner wall fixed connection of casing.

The utility model has the advantages that: the angle grinder with the air cooling mechanism can accelerate the air exchange speed between the inside of the shell and the outside by arranging the air cooling fan, thereby leading the heat inside the shell to be discharged in time, further improving the heat discharging efficiency in the shell, further reducing the influence of heat accumulation on the service life of the angle grinder, being convenient for the air blown by the air cooling fan to be discharged by the hollow supporting seat below the guide plate by arranging the guide plate, filtering the dust in the air by arranging the filter screen, thereby reducing the condition that the dust enters the inside of the shell, separating the hollow supporting seat from the shell by rotating the hollow supporting seat, thereby being convenient for a user to clean the shell, improving the practicability of the angle grinder, leading the protective cover to be contacted with a workpiece and pressing the shell to enable the protective cover to rise when in use, leading the angle grinder to be contacted with the workpiece and grinding the workpiece, and protecting chips generated in the grinding process by the protective cover, thereby it splashes and injures staff's the condition to reduce the piece, and the external dust collecting equipment of in-process of polishing can siphon away the piece in the protection casing through carrying the hose, threaded connection head, hollow handle and dust absorption pipe mutually supporting, thereby reduce the accumulational condition of piece in the protection casing, and when protection casing and work piece separation, the elasticity of elastic block can promote the connecting pipe decline and the protection casing descends, thereby make the protection casing can protect to the angle mill, thereby reduce the condition that the angle mill accidentally injured the user.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of an angle grinder with an air cooling mechanism according to the present invention;

FIG. 2 is a schematic cross-sectional view of an angle grinder with an air cooling mechanism according to the present invention;

FIG. 3 is a schematic structural view of a protection mechanism of an angle grinder with an air cooling mechanism according to the present invention;

fig. 4 is an enlarged schematic structural diagram of a point a in fig. 2 of the angle grinder with an air cooling mechanism according to the present invention.

In the figure: 1. a housing; 2. filtering with a screen; 3. a motor; 4. a driving wheel; 5. a driven wheel; 6. a rotating shaft; 7. a protective cover; 8. a connecting pipe; 9. supporting a tube; 10. an elastic block; 11. an angle grinder disc; 12. a dust collection pipe; 13. a hollow handle; 14. a threaded connector; 15. a delivery hose; 16. an air cooling fan; 17. a baffle; 18. a hollow support seat; 19. a support rod.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-4, the utility model relates to an angle grinder with air cooling mechanism, which comprises a housin 1, the bottom of the 1 left surface of casing is provided with protection machanism, protection machanism is by protection casing 7, connecting pipe 8, stay tube 9 and elastic block 10 are constituteed, be provided with the intercommunication subassembly between protection casing 7 and the casing 1, the intercommunication subassembly is by dust absorption pipe 12, hollow handle 13, threaded connection head 14 and delivery hose 15 are constituteed, be provided with angle grinder in the casing 1 and construct, angle grinder constructs by motor 3, action wheel 4, from driving wheel 5, pivot 6 and angle mill 11 are constituteed, be provided with air cooling mechanism in the casing 1, air cooling mechanism comprises two filter screens 2, an air cooling fan 16, a guide plate 17 and two hollow support seats 18.

Wherein, the top of stay tube 9 and the left side fixed connection of casing 1 bottom, the surface of connecting pipe 8 alternates with the inner wall of stay tube 9 and is connected, the bottom of connecting pipe 8 runs through stay tube 9 and extends to the outside of stay tube 9 bottom and with the top fixed connection of protection casing 7, contact protection casing 7 and work piece and press casing 1 and can make protection casing 7 rise during the use, thereby make angle mill 11 and work piece contact and polish the work piece, can protect the piece that the in-process produced of polishing through protection casing 7 at the in-process of polishing, thereby reduce the piece and splash and injure staff's the condition.

Wherein, the elastic block 10 sets up in the inside of stay tube 9 and is located the top of connecting pipe 8, the bottom of elastic block 10 and the top fixed connection of connecting pipe 8, the top of elastic block 10 and the bottom fixed connection of casing 1, and when protection casing 7 and work piece separation, the elasticity of elastic block 10 can promote connecting pipe 8 decline and protection casing 7 decline to make protection casing 7 can protect angle mill 11, thereby reduce the condition that angle mill 11 accidentally injures the user.

Wherein, motor 3 fixed mounting is in the inside of casing 1, and the fixed cover of action wheel 4 is established on motor 3's output shaft, the bottom of action wheel 4 and the meshing from driving wheel 5, and the surface of pivot 6 cup joints with the inner wall of following driving wheel 5 is fixed, can transmit motor 3's power for pivot 6 through action wheel 4 and the mutually supporting from driving wheel 5 to make pivot 6 can rotate.

Wherein, the top of pivot 6 is passed through the bearing and is linked to each other with the top of 1 inner chamber of casing, the bottom of pivot 6 runs through casing 1 in proper order, elastic block 10, connecting pipe 8 and protection casing 7 and extend to the inside of protection casing 7 and with the middle part fixed connection on angle mill 11 top, the junction of

pivot

6 and 1 diapire of casing is provided with the bearing, pivot 6 and elastic block 10, all leave the gap between connecting pipe 8 and the protection casing 7, drive 11 rotations of angle mill through pivot 6 and can polish the work piece.

Wherein, hollow handle 13 fixed mounting is in the front of casing 1, the fixed intercommunication of dust absorption pipe 12 is between protection casing 7 and hollow handle 13, the surface of threaded connection head 14 and the inner wall threaded connection of hollow handle 13, the one end and the fixed intercommunication of threaded connection head 14 of conveying hose 15, the other end and the external dust collecting equipment of conveying hose 15 link to each other, the external dust collecting equipment of in-process of polishing passes through conveying hose 15, threaded connection head 14, the piece in protection casing 7 can be siphoned away in hollow handle 13 and the mutually supporting of dust absorption pipe 12, thereby reduce the accumulational condition of piece in protection casing 7, can make threaded connection head 14 and hollow handle 13 separation through rotating threaded connection head 14.

Wherein, the air cooling fan 16 is arranged inside the shell 1 and positioned at the right side of the motor 3, the guide plate 17 is fixedly arranged inside the shell 1 and positioned at the right side of the air cooling fan 16, the two hollow supporting seats 18 are respectively in threaded connection with the left side of the top of the shell 1 and the right side of the bottom of the shell 1, the two filter screens 2 are respectively arranged in the middle of the hollow supporting seats 18, the air exchange speed between the inside of the shell 1 and the outside can be accelerated by arranging the air cooling fan 16, so that the heat inside the shell 1 can be discharged in time, the heat discharging efficiency in the shell 1 is further improved, the influence of heat accumulation on the service life of the angle grinder is further reduced, the air blown out by the air cooling fan 16 can be conveniently discharged from the hollow supporting seats 18 below the guide plate 17 by arranging the guide plate 17, the dust in the air can be filtered by arranging the filter screens 2, the hollow supporting seat 18 can be separated from the shell 1 by rotating the hollow supporting seat 18, so that a user can clean the shell 1 conveniently, and the practicability of the angle grinder is improved.

Wherein, the equal fixed mounting in top and the bottom of motor 3 has a plurality of equidistance and evenly distributed's bracing piece 19, and the one end that motor 3 was kept away from to a plurality of bracing piece 19 all with casing 1's inner wall fixed connection, can support motor 3 through setting up bracing piece 19.

When the dust collector works, the conveying hose 15 is firstly connected with the existing dust collecting equipment, the protective cover 7 is contacted with a workpiece and presses the shell 1 to enable the protective cover 7 to ascend, at the moment, the connecting pipe 8 extrudes the elastic block 10, the motor 3 drives the driving wheel 4 and the driven wheel 5 to rotate, the driven wheel 5 drives the rotating shaft 6 and the angle grinding disc 11 to rotate and grind the workpiece, in the grinding process, the air exchange speed between the inside of the shell 1 and the outside can be accelerated through the air cooling fan 16, so that the heat inside the shell 1 can be timely discharged, the heat discharging efficiency in the shell 1 is further improved, the influence of heat accumulation on the service life of the angle grinder is further reduced, the air blown out by the air cooling fan 16 can be conveniently discharged from the hollow supporting seat 18 below the guide plate 17 through the arrangement of the guide plate 17, the dust in the air can be filtered through the arrangement of the filter screen 2, so that the, rotating hollow support seat 18 and can making hollow support seat 18 and casing 1 separation, thereby convenient to use person clears up casing 1, the practicality of this angle grinder has been improved, can protect the piece that the in-process produced of polishing through protection casing 7 in the process of polishing, thereby reduce the piece and splash and injure staff's the condition, and the external dust collecting equipment of in-process of polishing passes through conveying hose 15, threaded connection head 14, the piece in protection casing 7 can be siphoned away to the mutually supporting of hollow handle 13 and dust absorption pipe 12, thereby reduce the accumulational condition of piece in protection casing 7, and when protection casing 7 and work piece separation, the elasticity of elastic block 10 can promote connecting pipe 8 and descend with protection casing 7, thereby make protection casing 7 can protect angle mill 11, thereby reduce the condition that angle mill 11 accidentally injured the user.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An angle grinder with an air cooling mechanism is characterized by comprising a shell (1), the bottom of the left side surface of the shell (1) is provided with a protection mechanism which consists of a protection cover (7), a connecting pipe (8), a supporting pipe (9) and an elastic block (10), a communicating component is arranged between the protective cover (7) and the shell (1), the communicating component consists of a dust suction pipe (12), a hollow handle (13), a threaded connector (14) and a conveying hose (15), an angle grinding mechanism is arranged in the shell (1), the angle grinding mechanism consists of a motor (3), a driving wheel (4), a driven wheel (5), a rotating shaft (6) and an angle grinding disc (11), the air cooling device is characterized in that an air cooling mechanism is arranged in the shell (1), and the air cooling mechanism is composed of two filter screens (2), an air cooling fan (16), a guide plate (17) and two hollow supporting seats (18).

2. The angle grinder with an air cooling mechanism is characterized in that the top of the supporting pipe (9) is fixedly connected with the left side of the bottom of the shell (1), the outer surface of the connecting pipe (8) is connected with the inner wall of the supporting pipe (9) in an inserting way, and the bottom end of the connecting pipe (8) penetrates through the supporting pipe (9) and extends to the outside of the bottom end of the supporting pipe (9) and is fixedly connected with the top of the protective cover (7).

3. The angle grinder with an air cooling mechanism is characterized in that the elastic block (10) is arranged inside the support pipe (9) and above the connecting pipe (8), the bottom of the elastic block (10) is fixedly connected with the top of the connecting pipe (8), and the top of the elastic block (10) is fixedly connected with the bottom of the shell (1).

4. The angle grinder with the air cooling mechanism is characterized in that the motor (3) is arranged inside the shell (1), the driving wheel (4) is fixedly sleeved on an output shaft of the motor (3), the bottom end of the driving wheel (4) is meshed with the driven wheel (5), and the outer surface of the rotating shaft (6) is fixedly sleeved with the inner wall of the driven wheel (5).

5. The angle grinder with the air cooling mechanism is characterized in that the top end of the rotating shaft (6) is connected with the top of an inner cavity of the shell (1) through a bearing, the bottom end of the rotating shaft (6) sequentially penetrates through the shell (1), the elastic block (10), the connecting pipe (8) and the protective cover (7), extends into the protective cover (7) and is fixedly connected with the middle of the top end of the angle grinding disc (11), the bearing is arranged at the connecting position of the rotating shaft (6) and the bottom wall of the shell (1), and gaps are reserved among the rotating shaft (6), the elastic block (10), the connecting pipe (8) and the protective cover (7).

6. The angle grinder with the air cooling mechanism is characterized in that the hollow handle (13) is fixedly installed on the front face of the shell (1), the dust collection pipe (12) is fixedly communicated between the protective cover (7) and the hollow handle (13), the outer surface of the threaded connector (14) is in threaded connection with the inner wall of the hollow handle (13), one end of the conveying hose (15) is fixedly communicated with the threaded connector (14), and the other end of the conveying hose (15) is connected with external dust collection equipment.

7. The angle grinder with the air cooling mechanism is characterized in that the air cooling fan (16) is arranged inside the shell (1) and positioned at the right side of the motor (3), the guide plate (17) is fixedly installed inside the shell (1) and positioned at the right side of the air cooling fan (16), the two hollow supporting seats (18) are respectively in threaded connection with the left side of the top of the shell (1) and the right side of the bottom of the shell (1), and the two filter screens (2) are respectively arranged in the middle of the hollow supporting seats (18).

8. The angle grinder with the air cooling mechanism is characterized in that a plurality of support rods (19) which are equidistant and evenly distributed are fixedly installed at the top and the bottom of the motor (3), and one ends, far away from the motor (3), of the plurality of support rods (19) are fixedly connected with the inner wall of the shell (1).