CN212420799U

CN212420799U - Rotatable angle mill

Info

Publication number: CN212420799U
Application number: CN202021203924.9U
Authority: CN
Inventors: 唐月婵; 彭安荣; 满维友
Original assignee: Guangzhou Haohua Industrial Co ltd
Current assignee: Guangzhou Haohua Industrial Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-01-29
Anticipated expiration: 2030-06-24

Abstract

The utility model relates to a rotatable formula angle mill, include the angle mill body and set up in the piece of polishing of angle mill body one end, the angle mill body can be dismantled and be connected with the dust cover that encircles a partial perisporium of polishing, the one end rotation of angle mill body piece of polishing dorsad is connected with the handle, angle mill body threaded connection has fastening screw, fastening screw penetrates angle mill body one end can with handle lateral wall butt, the one end of handle body of polishing dorsad is provided with the extensible member of adjusting the length of gripping, angle mill body lateral wall is provided with the cleaning member of clean dust cover. The utility model discloses the effect that the practicality is high has.

Description

Rotatable angle mill

Technical Field

The utility model belongs to the technical field of the technique of angle mill and specifically relates to a rotatable formula angle mill is related to.

Background

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.

Present as the utility model discloses a No. CN201111456Y utility model discloses an angle mill of authorizing, which comprises a housing, the casing rear end is equipped with the handle, be equipped with damping device between casing and the handle, damping device includes the cushion socket, the cushion socket rear end is connected the handle, the cushion socket front end is external to have the soft glue layer, the soft glue layer is connected the casing, the cushion socket includes the reference column, reference column front end surface evenly is equipped with the rib, the rib inscription becomes spoke form in the position circle, still be equipped with the retaining ring between cushion socket and the handle.

The above prior art solutions have the following drawbacks: when the angle grinder is used for machining some bent plates, the operable space of the surface to be machined is small, an operator needs to adjust the posture of holding the angle grinder to match the grinding angle between the grinding disc and the plate, and the difficulty coefficient is relatively high when the angle grinder is used for angle grinding.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, the utility model aims at providing a rotatable formula angle mill, it has the effect that the practicality is high.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a rotatable formula angle mill, includes the angle mill body and sets up in the piece of polishing of angle mill body one end, the angle mill body can be dismantled and be connected with the dust cover that encircles a part perisporium of polishing, the one end rotation of angle mill body back to the piece of polishing is connected with the handle, angle mill body threaded connection has fastening screw, fastening screw penetrates angle mill body one end can with handle lateral wall butt, the one end of handle back to the angle mill body is provided with the extensible member of adjusting the length of gripping, angle mill body lateral wall is provided with the cleaning member of clean dust cover.

By adopting the technical scheme, when the grinding angle of the grinding sheet needs to be adjusted, the angle grinder body rotates to a proper angle around the axis of the handle, and the rotating position of the angle grinder body is fixed by abutting the fastening screw against the outer wall of the handle, so that the adaptability of the angle grinder is improved; the telescopic piece is arranged, so that the holding length of the handle can be prolonged, and when the angle grinder is used for a part with a higher position to be processed, the handle part can be properly extended, so that the working efficiency of the angle grinder is improved; the dust cover is cleaned by the cleaning assembly, dust accumulation in the dust cover is avoided, and normal operation of the angle grinder driving device is influenced, so that the practicability of the angle grinder is improved.

Further configured to: the extensible member is connected in the slide of handle and bolted connection in the set screw of slide lateral wall including sliding, set screw passes the one end of slide can with the lateral wall butt of handle, the counter bore that can supply the embedding of set screw tail end is seted up to the slide lateral wall.

Through adopting above-mentioned technical scheme, when the length of gripping of needs extension or shortening handle, the slide reciprocates along the length direction of handle and slides, and the adjustment slide moves to suitable position, prescribes a limit to the shift position of slide through set screw, sets up the counter bore and can supply the embedding of set screw afterbody, can improve the roughness of slide lateral wall to improve the travelling comfort of workman when using the angle mill.

Further configured to: the cleaning piece comprises an air blowing mechanism, a hose and a nozzle, wherein two ends of the hose are respectively connected with the air blowing mechanism and the nozzle, and the air blowing mechanism is fixedly connected with the angle grinder body.

Through adopting above-mentioned technical scheme, when the dust impurity of clean dust cover inner wall of needs, aim at the dust cover with the shower nozzle, start the mechanism of blowing, clean the dust cover inner wall, with the mechanism of blowing and angle mill body integration setting, improve the convenience when clean.

Further configured to: the angle grinder is characterized in that the side wall of the angle grinder body is provided with an accommodating groove used for accommodating a hose, the accommodating groove is hinged to an cover plate, the cover plate is provided with a notch for the hose to extend out of the accommodating groove, and the side wall of the spray head is provided with an elastic part clamped with the cover plate.

By adopting the technical scheme, when the dust cover is not required to be cleaned by using the blowing mechanism, the hose is accommodated in the accommodating groove, the cover plate prevents the hose from falling off from the accommodating groove, the accommodating performance of the hose is improved, and the spray head and the cover plate are clamped and connected through the elastic piece; when needing to use the mechanism of blowing to clean the dust cover, the joint state of contact shower nozzle and apron, with the hose through the breach from accomodate the inslot pull out can, operating procedure is simple, clean the end, open the apron and put back the hose and accomodate the inslot, resume the joint state of shower nozzle and apron, the angle mill normal work of being convenient for is used.

Further configured to: the elastic piece comprises an elastic bulge protruding from the circumferential wall of the spray head and a limiting seat fixed on the side wall of the cover plate, the limiting seat is provided with a through hole for the hose to pass through in a penetrating manner, and one side of the inner wall of the through hole, close to the cover plate, is concavely provided with a concave part capable of being buckled in by the elastic bulge in a matching manner.

Through adopting above-mentioned technical scheme, elasticity is protruding in concave part cooperation joint that the indent set up, when needing to use the clean dust cover of mechanism of blowing, only needs to apply external force in the shower nozzle, outwards extracts the shower nozzle, and the elasticity fixture block can break away from with the joint state of concave part, and the retrieval, improves the practicality of cleaning element.

Further configured to: the cleaning piece comprises a U-shaped scraper which slides on the side edge of the dust cover and a felt which is fixed on the inner wall of the U-shaped scraper, the U-shaped scraper has elasticity, and an anti-falling bolt penetrates through the side wall of the U-shaped scraper.

Through adopting above-mentioned technical scheme, U type scraper blade is fixed with the felt and reciprocates along the inner wall of dust cover and slides, scrapes the dust that will adhere to at the dust cover inner wall, sets up the felt and avoids the scraper blade to dust cover friction loss, sets up the lateral wall bolted connection of anticreep bolt and U type scraper blade, prevents that U type scraper blade from breaking away from with the glide regime of dust cover.

Further configured to: the opening one end of U type scraper blade is towards the angle mill body, the anticreep bolt sets up in the lateral wall that U type scraper blade is close to opening one end.

Through adopting above-mentioned technical scheme, the anticreep bolt sets up in one side of the dish of polishing dorsad, avoids anticreep bolt and the dish of polishing to take place to interfere to influence angle mill's normal use.

Further configured to: the two sides of the U-shaped scraper close to the inner wall of the dust cover are obliquely arranged, the inner wall of the U-shaped scraper is arranged in an arc shape, and the felt is fixedly connected with the arc surface.

Through adopting above-mentioned technical scheme, the both sides that are the slope setting are convenient for clean dust and pile up the thick part of thickness, and the arc surface further promotes the laminating degree of felt and dust cover inner wall to practicality when improving clean dust cover.

To sum up, the utility model discloses a following at least one useful technological effect:

after the angle grinder body rotates to a proper angle around the handle, the rotation angle is limited through the fastening screw, the holding length of the handle can be properly prolonged by arranging the telescopic piece, and dust in the dust cover can be cleaned by arranging the cleaning piece, so that the practicability of the angle grinder is improved;

the elastic protrusions are matched and clamped with the concave portions which are arranged in the concave portions, when the air blowing mechanism is needed to clean the dust cover, only external force is applied to the spray head, the spray head is pulled out outwards, the elastic clamping blocks can be separated from the clamping state with the concave portions and can be restored, and the practicability of the cleaning piece is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of an angle grinder according to an embodiment;

FIG. 2 is an exploded view of an angle grinder;

FIG. 3 is a partial cross-sectional view of an angle grinder;

FIG. 4 is an enlarged partial schematic view of portion A of FIG. 3;

FIG. 5 is a schematic view showing the overall structure of the two-angle grinder of the embodiment;

FIG. 6 is an enlarged partial schematic view of portion B of FIG. 5;

in the figure, 1, an angle grinder body; 2. grinding the sheets; 3. a handpiece; 31. a telescoping member; 32. a handle; 33. a rotating shaft; 34. a slide base; 35. fastening screws; 36. a holding rod; 37. a set screw; 38. a counter bore; 4. a dust cover; 41. a chute; 42. a U-shaped scraper; 43. felt; 44. an anti-drop bolt; 5. a cleaning member; 51. a blowing mechanism; 52. a hose; 53. a spray head; 54. a receiving groove; 55. a cover plate; 56. an elastic member; 561. a limiting seat; 562. an elastic bulge; 563. a recess; 57. and a through hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment;

referring to fig. 1, for the utility model discloses a rotatable formula angle mill, including angle mill body 1, be fixed in the piece 2 and the rotation of polishing of 1 output of angle mill body and connect in the handheld piece 3 of 2 one ends of piece 2 of polishing of angle mill body 1 dorsad, the bolted connection of 1 output of angle mill body has the dust cover 4 around 2 partial perisporium of piece of polishing, and 1 lateral wall of angle mill body is fixed with the cleaning member 5 that is used for cleaning 4 inner wall dusts of dust cover.

Referring to fig. 2, the hand piece 3 includes a handle 32 rotatably connected to the angle grinder body 1, a rotating shaft 33 fixed to one end of the handle 32 close to the angle grinder body 1, and a sliding seat 34 slidably connected to the handle 32, the sliding seat 34 can slide back and forth along the length direction of the handle 32, a fastening screw 35 is threadedly connected to the side wall of the angle grinder body 1 close to one end of the handle 32, a holding rod 36 convenient for rotating the fastening screw 35 is fixed to the tail end of the fastening screw 35, and the front end of the fastening screw 35 can abut against the side wall of the rotating shaft 33; a positioning screw 37 is connected to the side wall of the sliding seat 34 in a threaded manner, the front end of the positioning screw 37 can be abutted against the outer wall of the handle 32, and a counter bore 38 for embedding the tail end of the fastening screw 35 is formed in the outer wall of the sliding seat 34; the slide 34 and the set screw 37 form the telescopic part 31.

Referring to fig. 3 and 4, the cleaning member 5 includes an air blowing mechanism 51, a hose 52 fixed on a side wall of the air blowing mechanism 51, and a nozzle 53 fixed on one end of the hose 52 opposite to the air blowing mechanism 51, the air blowing mechanism 51 is fixedly connected with the angle grinder body 1, a containing groove 54 for containing the hose 52 is formed in one side of the angle grinder body 1 opposite to the holding rod 36, a cover plate 55 is hinged to a notch of the containing groove 54, a side edge of the cover plate 55 is clamped with an inner wall of the containing groove 54, and the cover plate 55 penetrates through a notch formed in the cover plate 55, through which the hose 52 can extend out of the.

A limiting seat 561 is fixed on one side of the cover plate 55, which is opposite to the accommodating groove 54, the limiting seat 561 penetrates through a through hole 57 which is provided with a communicating gap, an elastic protrusion 562 is fixed on the outer wall of the spray head 53 in a protruding manner, and a concave part 563 which can be buckled into the elastic protrusion 562 is concavely arranged on one side of the inner wall of the through hole 57, which is close to the cover plate 55; wherein the stopper 561, the elastic protrusions 562 and the concave portions 563 constitute the elastic member 56.

The implementation principle of the embodiment is as follows: when the use angle of the polishing sheet 2 needs to be adjusted, the angle grinder body 1 is rotated around the rotating shaft 33 to be adjusted to a proper angle, the holding rod 36 is held to enable the front end of the fastening screw 35 to be abutted against the outer wall of the rotating shaft 33, and therefore the fixing of the rotating angle of the polishing sheet 2 is completed; when the holding length of the handle 32 part needs to be adjusted, the sliding seat 34 can be controlled to adjust along the sliding direction of the handle 32, after the holding length is adjusted to a proper length, the limiting screw is screwed into the counter bore 38, and the front end of the limiting screw is abutted against the outer wall of the handle 32, so that the adjustment of the holding length of the handle 32 part is completed; when dust in the dust cover 4 needs to be cleaned, the hose 52 is pulled out from the accommodating groove 54 by contacting the clamping state of the spray nozzle 53 and the cover plate 55, the spray nozzle 53 is aligned to the dust cover 4, and the air blowing mechanism 51 is started to clean the dust on the inner wall of the dust cover 4, so that the practicability of the angle grinder is improved.

Example two;

the difference from the first embodiment is that: referring to fig. 5 and 6, a chute 41 is formed through the side wall of the dust cover 4, the chute 41 extends along the circumferential direction of the dust cover 4, the chute 41 is connected with a U-shaped scraper 42 made of an elastic material in a sliding manner, the open end of the U-shaped scraper 42 is close to the angle grinder body 1, and the side wall of the U-shaped scraper 42 close to the angle grinder body 1 is connected with an anti-falling bolt 44 in a threaded manner; the two side walls of the U-shaped scraper 42 positioned in the dust cover 4 are obliquely arranged, the inner wall of the U-shaped scraper 42 is arranged in a cambered surface manner, and felt 43 capable of sliding with the inner wall and the outer wall of the dust cover 4 is bonded on the inner wall of the U-shaped scraper 42.

The implementation principle of the embodiment is as follows: when the dust of dust cover 4 inner wall needs to be cleaned, the U-shaped scraper 42 slides back and forth along the chute 41, and the felt 43 scrapes the dust off from the inner wall of the dust cover 4, so that the cleanliness of the inner wall of the dust cover 4 is improved, the dust accumulation in the dust cover 4 is avoided, the normal operation of the angle grinder driving device is influenced, and the practicability of the angle grinder is improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a rotatable formula angle mill, includes angle mill body (1) and sets up in the polishing piece (2) of angle mill body (1) one end, angle mill body (1) can be dismantled and be connected with dust cover (4) around polishing piece (2) part perisporium, its characterized in that: the angle grinder is characterized in that one end of the angle grinder body (1) back to the grinding disc (2) is rotatably connected with a handle (32), the angle grinder body (1) is in threaded connection with a fastening screw (35), the fastening screw (35) penetrates into one end of the angle grinder body (1) and can be abutted against the side wall of the handle (32), one end of the handle (32) back to the angle grinder body (1) is provided with a telescopic piece (31) for adjusting the holding length, and the side wall of the angle grinder body (1) is provided with a cleaning piece (5) for cleaning a dust cover (4).

2. A rotatable angle grinder as set forth in claim 1, wherein: the telescopic piece (31) comprises a sliding seat (34) connected to the handle (32) in a sliding mode and a positioning screw (37) connected to the side wall of the sliding seat (34) through a bolt, the positioning screw (37) penetrates through one end of the sliding seat (34) and can be abutted to the side wall of the handle (32), and a counter bore (38) for embedding the tail end of the positioning screw (37) is formed in the side wall of the sliding seat (34).

3. A rotatable angle grinder as set forth in claim 1, wherein: the cleaning piece (5) comprises an air blowing mechanism (51), a hose (52) and a spray head (53), wherein two ends of the hose (52) are respectively connected with the air blowing mechanism (51) and the spray head (53), and the air blowing mechanism (51) is fixedly connected with the angle grinder body (1).

4. A rotatable angle grinder as set forth in claim 3, wherein: the angle grinder is characterized in that a containing groove (54) used for containing a hose (52) is formed in the side wall of the angle grinder body (1), the containing groove (54) is hinged to a cover plate (55), a notch used for enabling the hose (52) to stretch out of the containing groove (54) is formed in the cover plate (55), and an elastic piece (56) capable of being clamped with the cover plate (55) is arranged on the side wall of the spray head (53).

5. A rotatable angle grinder as set forth in claim 4, wherein: the elastic piece (56) comprises an elastic bulge (562) protruding from the peripheral wall of the spray head (53) and a limiting seat (561) fixed on the side wall of the cover plate (55), the limiting seat (561) penetrates through a through hole (57) through which the hose (52) can pass, and a concave portion (563) capable of being buckled into the elastic bulge (562) is concavely arranged on one side, close to the cover plate (55), of the inner wall of the through hole (57).

6. A rotatable angle grinder as set forth in claim 1, wherein: the cleaning piece (5) comprises a U-shaped scraper (42) sliding on the side edge of the dust cover (4) and a felt (43) fixed on the inner wall of the U-shaped scraper (42), the U-shaped scraper (42) is elastic, and anti-falling bolts (44) penetrate through the side wall of the U-shaped scraper (42).

7. A rotatable angle grinder as set forth in claim 6, wherein: the opening end face of the U-shaped scraper (42) faces the angle grinder body (1), and the anti-falling bolt (44) is arranged on the side wall of the U-shaped scraper (42) close to the opening end.

8. A rotatable angle grinder as set forth in claim 7, wherein: the two sides of the U-shaped scraper (42) close to the inner wall of the dust cover (4) are obliquely arranged, the inner wall of the U-shaped scraper (42) is arranged in an arc shape, and the felt (43) is fixedly connected with the arc surface.