CN210909402U

CN210909402U - Angle grinder with grinding disc convenient and fast to replace

Info

Publication number: CN210909402U
Application number: CN201921971489.1U
Authority: CN
Inventors: 应海良
Original assignee: Hangzhou Huaidong Hardware Co ltd
Current assignee: Hangzhou Huaidong Hardware Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-07-03
Anticipated expiration: 2029-11-15

Abstract

The utility model belongs to the technical field of the angle grinder, especially, be a convenient and fast angle grinder who changes abrasive disc, including machine body and connecting block, machine body's avris is fixed with the mount pad, and the inside of mount pad is provided with the spring to the one end of spring is connected with and supports the board, the connecting block is connected in the avris of supporting the board, and the avris of connecting block is fixed with the fixture block to the spacing groove has been seted up to the outside of fixture block, the spout has been seted up to the inner wall of mount pad, and the top of mount pad installs first protection casing to the internal connection of first protection casing has the second protection casing, the avris of second protection casing is fixed with the slider, and the outside of slider has seted up the guide slot, the avris of first protection casing. This angle grinder of convenient and fast change abrasive disc is provided with the mount pad, through being connected of mount pad and connecting block, has made things convenient for the installation of abrasive disc to dismantle, and first protection casing can protect the abrasive disc simultaneously, guarantees the life of abrasive disc.

Description

Angle grinder with grinding disc convenient and fast to replace

Technical Field

The utility model relates to an angle mill technical field specifically is an angle mill of convenient and fast change abrasive disc.

Background

The angle grinder is a portable electric tool utilizing glass fiber reinforced plastic to cut and polish, is mainly used for cutting, grinding and brushing metal, stone and the like, is more convenient to use in order to ensure that the angle grinder is more convenient, avoids the grinding disc to be replaced complicatedly and causes the extension of working hours, and is a convenient and fast angle grinder for replacing the grinding disc.

The angle grinder on the existing market is mostly not convenient for replacing the grinding sheets, certain troubles are brought to users in the using process, the smooth operation of polishing and cutting work is influenced, the handle of the angle grinder is mostly not detachable, and the trouble is brought to the storage and the placement of the angle grinder.

Aiming at the problems, innovative design is urgently needed on the basis of the original angle grinder.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient and fast changes angle grinder of abrasive disc to solve the current angle grinder on the market that proposes in the above-mentioned background art and be not convenient for mostly change the abrasive disc, the change step of abrasive disc is comparatively troublesome complicated, makes subsequent operation processing delay, and the handle of angle grinder is mostly undetachable simultaneously, places the problem of bringing the trouble for taking in of angle grinder.

In order to achieve the above object, the utility model provides a following technical scheme: an angle grinder capable of conveniently and quickly replacing grinding discs comprises a machine body and a connecting block, wherein a mounting seat is fixed on the side of the machine body, a spring is arranged inside the mounting seat, one end of the spring is connected with a resisting plate, the connecting block is connected with the side of the resisting plate, a clamping block is fixed on the side of the connecting block, and the outer part of the clamping block is provided with a limiting groove, the inner wall of the mounting seat is provided with a sliding groove, a first protective cover is arranged above the mounting seat, and the inside of the first protective cover is connected with a second protective cover, the side of the second protective cover is fixed with a sliding block, and the outside of the sliding block is provided with a guide groove, the side of the first protective cover is fixed with a fixed block, the inside of the fixed block is penetrated with a clamping rod, the handle is installed in the outside of machine body, and the avris of handle is fixed with the connector to the outside of connector is provided with the fixing base.

Preferably, the abutting plate and the mounting seat form an elastic telescopic structure through a spring, and the central axis of the abutting plate and the central axis of the mounting seat are overlapped.

Preferably, the connecting block and the mounting seat form a detachable mounting structure through a clamping block, and the connecting block and the clamping block are integrally arranged.

Preferably, the sliding block and the guide groove form a sliding structure, and the guide groove is arranged in an arc shape.

Preferably, the fixing block is connected with the clamping rod in a clamping manner, and the clamping rod and the mounting seat are arranged in a mutually perpendicular manner.

Preferably, threaded connection is adopted between connector and the fixing base, and connector and machine body adopt mutually perpendicular setting.

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

1. the angle grinder capable of conveniently and quickly replacing the grinding disc is provided with the connecting block, the connecting block is driven by the clamping block to slide to the inside of the mounting seat along the sliding groove 8, then the connecting block is rotated along the transverse sliding groove, so that the clamping block and the limiting groove are in the same straight line, the connecting block is pulled outwards, the clamping block is connected and clamped with the limiting groove, through the arrangement of the connecting block, the mounting and dismounting of the grinding disc and the mounting seat are facilitated, and the practicability of the angle grinder is improved;

2. the angle grinder capable of conveniently and quickly replacing the grinding disc is provided with the first protective cover, when the angle grinder is idle, the second protective cover slides out of the first protective cover along the guide groove through the sliding block, so that the first protective cover and the second protective cover are connected to form a closed space, the angle grinder is protected, through the arrangement of the first protective cover, the use safety of a user is guaranteed, the service life of the grinding disc is prolonged, and the damage of the grinding disc caused by the influence of the external environment is avoided;

3. this angle grinder of convenient and fast change abrasive disc is provided with the kelly, and the kelly runs through to the inside of fixed block, and with the fixed block, through the setting of kelly, fixes first protection casing when first protection casing uses, has made things convenient for the dismantlement of first protection casing simultaneously, avoids the existence of first protection casing to cause the hindrance to the normal dismantlement installation of abrasive disc.

Drawings

FIG. 1 is a schematic view of the overall side view structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the first protective cover and the second protective cover;

FIG. 3 is a schematic view of the connection structure of the fixture block and the limiting groove of the present invention;

fig. 4 is a schematic view of the connection structure of the handle and the machine body of the present invention.

In the figure: 1. a machine body; 2. a mounting seat; 3. a spring; 4. a resisting plate; 5. connecting blocks; 6. a clamping block; 7. a limiting groove; 8. a chute; 9. a first shield; 10. a second shield; 11. a slider; 12. a guide groove; 13. a fixed block; 14. a clamping rod; 15. a handle; 16. a connector; 17. a fixed seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an angle grinder capable of conveniently and quickly replacing grinding discs comprises a machine body 1, a mounting seat 2, a spring 3, a supporting plate 4, a connecting block 5, a clamping block 6, a limiting groove 7, a sliding groove 8, a first protective cover 9, a second protective cover 10, a sliding block 11, a guide groove 12, a fixing block 13, a clamping rod 14, a handle 15, a connecting head 16 and a fixing seat 17, wherein the mounting seat 2 is fixed on the side of the machine body 1, the spring 3 is arranged inside the mounting seat 2, one end of the spring 3 is connected with the supporting plate 4, the connecting block 5 is connected to the side of the supporting plate 4, the clamping block 6 is fixed on the side of the connecting block 5, the limiting groove 7 is arranged outside the clamping block 6, the sliding groove 8 is arranged on the inner wall of the mounting seat 2, the first protective cover 9 is arranged above the mounting seat 2, the second protective cover 10 is connected inside the first protective cover 9, and the sliding block, a guide groove 12 is formed outside the sliding block 11, a fixed block 13 is fixed on the side of the first protective cover 9, a clamping rod 14 penetrates through the fixed block 13, a lifting handle 15 is installed on the outer side of the machine body 1, a connector 16 is fixed on the side of the lifting handle 15, and a fixed seat 17 is arranged outside the connector 16;

the resisting plate 4 and the mounting seat 2 form an elastic telescopic structure through the spring 3, the central axis of the resisting plate 4 and the central axis of the mounting seat 2 coincide with each other, the spring 3 is compressed and then rotated in the process of mounting and connecting the connecting block 5 and the mounting seat 2, so that the clamping block 6 is clamped with the limiting groove 7, the spring 3 gradually restores to the original length in the process of moving up the connecting block 5, the connecting block 5 is elastically supported through the resisting plate 4, the stability of connection between the clamping block 6 and the limiting groove 7 is ensured, and the abrasive disc is prevented from falling off in the using process to cause safety accidents;

the connecting block 5 and the mounting seat 2 form a detachable mounting structure through the clamping block 6, the connecting block 5 and the clamping block 6 are integrally arranged, the connecting block 5 is driven by the clamping block 6 to slide to the inside of the mounting seat 2 along the sliding groove 8, then the connecting block 5 rotates along the transverse sliding groove 8, the clamping block 6 and the limiting groove 7 are in the same straight line, the connecting block 5 is pulled outwards, the clamping block 6 and the limiting groove 7 are connected and clamped, through the arrangement of the connecting block 5, the mounting and dismounting of the grinding disc and the mounting seat 2 are facilitated, and the practicability of the angle grinder is improved;

the sliding block 11 and the guide groove 12 form a sliding structure, the guide groove 12 is arranged in an arc shape, when the angle grinder is idle, the second protective cover 10 slides out of the first protective cover 9 along the guide groove 12 through the sliding block 11, so that the first protective cover 9 and the second protective cover 10 are connected to form a closed space to protect the angle grinder, and through the arrangement of the first protective cover 9, the service life of the grinding sheet is prolonged while the use safety of a user is ensured, and the damage of the grinding sheet caused by the influence of the external environment is avoided;

the fixing block 13 is connected with the clamping rod 14 in a clamping mode, the clamping rod 14 is perpendicular to the mounting base 2, the clamping rod 14 penetrates through the fixing block 13 and is clamped with the fixing block 13, the first protective cover 9 is fixed when the first protective cover 9 is used through the clamping rod 14, meanwhile, the first protective cover 9 is convenient to disassemble, and the first protective cover 9 is prevented from blocking normal disassembling and assembling of the grinding disc due to the existence of the first protective cover 9;

for threaded connection between connector 16 and the fixing base 17, and connector 16 and machine body 1 adopt mutually perpendicular to set up, handle 15 carries out threaded connection through connector 16 and machine body 1, through handle 15's setting, has made things convenient for the use of angle mill, and handle 15 can be dismantled through connector 16 simultaneously, has made things convenient for accomodating of angle mill to carry.

The working principle is as follows: the angle grinder convenient and rapid for replacing the grinding disc is used in the process that firstly, the connecting block 5 is driven by the clamping block 6 to slide to the inside of the mounting seat 2 along the sliding groove 8, so that the abutting plate 4 moves downwards along with the spring 3, then the connecting block 5 rotates along the transverse sliding groove 8, so that the clamping block 6 and the limiting groove 7 are in the same straight line, the connecting block 5 is pulled outwards, the clamping block 6 and the limiting groove 7 are connected and clamped, in the upward moving process of the connecting block 5, the spring 3 gradually recovers the original length, the elastic support is carried out on the connecting block 5 through the abutting plate 4, the stability of the connection between the clamping block 6 and the limiting groove 7 is ensured, the grinding disc is prevented from falling off in the use process, when the angle grinder is idle, the second protective cover 10 slides out of the first protective cover 9 along the guide groove 12 through the sliding block 11, so that the first protective cover 9 and the second, inside to fixed block 13 is run through to kelly 14, with fixed block 13 block, fix first protection casing 9 when first protection casing 9 uses, the dismantlement of first protection casing 9 has been made things convenient for simultaneously, the existence of avoiding first protection casing 9 causes the hindrance to the normal dismantlement installation of abrasive disc, connector 16 and fixing base 17 threaded connection, make handle 15 and machine body 1 carry out erection joint, setting through handle 15, the use of angle mill has been made things convenient for, handle 15 can be dismantled through connector 16 simultaneously, the taking in of angle mill is made things convenient for and is carried.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a convenient and fast changes angle mill of abrasive disc, includes machine body (1) and connecting block (5), its characterized in that: the side of the machine body (1) is fixed with a mounting seat (2), a spring (3) is arranged inside the mounting seat (2), one end of the spring (3) is connected with a support plate (4), a connecting block (5) is connected with the side of the support plate (4), a clamping block (6) is fixed on the side of the connecting block (5), a limiting groove (7) is formed in the outer portion of the clamping block (6), a sliding groove (8) is formed in the inner wall of the mounting seat (2), a first protection cover (9) is installed above the mounting seat (2), a second protection cover (10) is connected inside the first protection cover (9), a sliding block (11) is fixed on the side of the second protection cover (10), a guide groove (12) is formed in the outer portion of the sliding block (11), a fixing block (13) is fixed on the side of the first protection cover (9), and a clamping rod (14) penetrates through the inner portion of the fixing block (13), handle (15) are installed in the outside of machine body (1), and the avris of handle (15) is fixed with connector (16) to the outside of connector (16) is provided with fixing base (17).

2. The angle grinder capable of conveniently and quickly replacing grinding plates according to claim 1, wherein: the supporting plate (4) and the mounting seat (2) form an elastic telescopic structure through the spring (3), and the central axis of the supporting plate (4) and the central axis of the mounting seat (2) are overlapped.

3. The angle grinder capable of conveniently and quickly replacing grinding plates according to claim 1, wherein: connecting block (5) and mount pad (2) constitute demountable installation structure through fixture block (6), and connecting block (5) and fixture block (6) adopt the integration to set up.

4. The angle grinder capable of conveniently and quickly replacing grinding plates according to claim 1, wherein: the sliding block (11) and the guide groove (12) form a sliding structure, and the guide groove (12) is arranged in an arc shape.

5. The angle grinder capable of conveniently and quickly replacing grinding plates according to claim 1, wherein: the fixing block (13) is connected with the clamping rod (14) in a clamping mode, and the clamping rod (14) and the mounting seat (2) are perpendicular to each other.

6. The angle grinder capable of conveniently and quickly replacing grinding plates according to claim 1, wherein: the connecting head (16) is in threaded connection with the fixing seat (17), and the connecting head (16) and the machine body (1) are arranged in a mutually perpendicular mode.