CN218170025U

CN218170025U - Angle grinder is with abrasive disc convenient to adjust

Info

Publication number: CN218170025U
Application number: CN202222278439.3U
Authority: CN
Inventors: 詹祥军; 易威
Original assignee: Wuxi Bocon Electric Tool Manufacturing Co ltd
Current assignee: Wuxi Bocon Electric Tool Manufacturing Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-12-30
Anticipated expiration: 2032-08-29

Abstract

The utility model discloses an angle grinder is with abrasive disc convenient to adjust relates to angle grinder abrasive disc field, including the mounting disc, the axial end central point of mounting disc puts and offers the through-hole that is used for being connected with angle grinder built-in motor, and the axial lateral wall sliding connection of mounting disc has the collar, the outer wall fixedly connected with bistrique of collar, and the inner chamber of mounting disc is provided with the stop gear who is used for the fixed mounting ring, and stop gear is including postponing mounting disc axis pivoted top briquetting. The utility model discloses a reaching different roughness man-hour in needs, the back slip spacer pin, until spacer pin and collar separation, extract the collar by the inner chamber of mounting disc this moment to change the collar of installing different thickness bistriques, the spacer pin slides at last, pegs graft with the collar once more until the spacer pin, accomplishes the change, and then can carry out different roughness processing, change the abrasive disc for mode through rotatory fastening bolt among the prior art, the simple operation improves the efficiency of changing.

Description

Angle grinder is with abrasive disc convenient to adjust

Technical Field

The utility model relates to an angle grinder abrasive disc field, in particular to angle grinder is with abrasive disc convenient to adjust.

Background

An angle grinder, also called as a grinder or a disc grinder, is a grinding tool for cutting and grinding glass fiber reinforced plastics, is a portable electric tool for cutting and grinding glass fiber reinforced plastics, is mainly used for cutting, grinding and brushing metal, stone and the like, and is an electric angle grinder which grinds, cuts, derusts and polishes metal components by using a sheet grinding wheel, a rubber grinding wheel, a steel wire wheel and the like which rotate at a high speed, wherein an angle grinding sheet is an important component of the angle grinder.

Present angle abrasive disc position thickness of polishing, hardness is fixed, and when work piece surface need reach different roughness man-hour, need dismantle the change through dismantling fastening bolt diagonal angle abrasive disc, complex operation, present angle abrasive disc is after the position loss of polishing simultaneously, only can the overall change, causes the wasting of resources, and the present urgent need is an abrasive disc of being convenient for to adjust for angle grinder to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides an angle grinder is with abrasive disc convenient to adjust can effectively solve in the background art and need reach different roughness man-hour at the workpiece surface, need dismantle the change, complex operation scheduling problem through dismantling fastening bolt diagonal angle abrasive disc.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an angle grinder is with abrasive disc convenient to adjust, includes the mounting disc, and the axial end central point of mounting disc puts and offers the through-hole that is used for being connected with angle grinder built-in motor, and the axial lateral wall sliding connection of mounting disc has the collar, and the outer wall fixedly connected with bistrique of collar, the inner chamber of mounting disc are provided with the stop gear who is used for fixed mounting ring, and the collar can slide separation with the mounting disc, changes collar and bistrique alone, practices thrift the replacement cost.

Stop gear is including can prolonging mounting disc axis pivoted roof pressure piece, and the inner wall slidable mounting of mounting disc has the spacer pin that is used for pegging graft with the radially inner wall of collar, and the one end that the collar was kept away from to the spacer pin is laminated with the outer wall of roof pressure piece in real time, and the fixing of collar can be realized to the inner wall grafting of slip spacer pin and collar.

Preferably, the inner chamber of mounting disc is provided with the coupling spring who is used for promoting the spacer pin, coupling spring's one end and the outer wall fixed connection of spacer pin, and coupling spring's the other end and the inner wall fixed connection of mounting disc, coupling spring promote the spacer pin in real time for the most advanced real-time maintenance of spacer pin and the laminating of roof pressure piece outer wall.

Preferably, the inner wall of the mounting disc is rotatably provided with a control ring, the radial outer wall of the control ring is fixedly connected with one end, far away from the limiting pin, of the jacking block, and the jacking block can be driven to rotate by rotating the control ring.

Preferably, the inner wall of control ring is provided with the locating pin that is used for fixed control ring, and the radial outer wall of locating pin slides with the inner wall of control ring and laminates, and the axial end of locating pin runs through the control ring and slides with the inner wall of mounting disc and pegs graft.

Preferably, the inner wall of the control ring is provided with a control spring for pushing the positioning pin, one end of the control spring is fixedly connected with the outer wall of the positioning pin, the other end of the control spring is fixedly connected with the inner wall of the control ring, and the control spring realizes the flexible connection between the control ring and the positioning pin.

Preferably, the axial outer wall of the control ring extends to the outer wall of the mounting disc and is pasted with the directional sticker, and the axial outer wall of the mounting disc is marked with a mark groove matched with the directional sticker so as to facilitate the insertion of the positioning pin and the mounting disc.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through the axial end slidable mounting collar at the mounting disc, the outer wall setting of collar is used for the bistrique of polishing, simultaneously at the inner wall slidable mounting of mounting disc have be used for with the spacer pin of the inner wall slidable grafting of collar, reach different roughness man-hour when needs, the reverse slip spacer pin, separate until spacer pin and collar, extract the collar by the inner chamber of mounting disc this moment, and change the collar of installing different thickness bistriques, slide the spacer pin at last, peg graft with the collar once more until the spacer pin, accomplish the change, and then can carry out different roughness machining, change the abrasive disc for the mode through rotatory fastening bolt among the prior art, and the operation is convenient, improve the efficiency of changing, in addition, when the abrasive disc is old, replace whole the change through the mode of changing the collar alone, and save the cost, it is convenient to protect the environment.

Drawings

Fig. 1 is a schematic structural view of a mounting plate of the present invention;

FIG. 2 is a schematic view of the installation position of the mounting ring of the present invention;

fig. 3 is a cross-sectional view of the mounting plate of the present invention;

fig. 4 is a schematic structural diagram of a control ring in the present invention;

fig. 5 is a partial cross-sectional view of the mounting plate of the present invention.

In the figure: 1. mounting a disc; 2. a mounting ring; 3. a limiting mechanism; 31. a control loop; 32. positioning pins; 33. marking a groove; 34. pointing to the paster; 35. pressing the block; 36. a connecting spring; 37. a limit pin; 38. a control spring; 4. and (4) grinding heads.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1-5, the present invention relates to an adjustable grinding disc for an angle grinder, which comprises a mounting disc 1, wherein the mounting disc is in the shape of a circular disc, and the axial end of the mounting disc 1 is provided with a recess.

The through hole that is used for being connected with the angle mill built-in motor is seted up to the axial end central point of mounting disc 1, and the output shaft of the built-in motor of angle mill passes through key and keyway cooperation and is connected with the angle mill to it is fixed through fastening bolt, drives mounting disc 1 through the motor and rotates.

The axial lateral wall sliding connection of mounting disc 1 has collar 2, and collar 2 and mounting disc 1 sliding plug can realize being connected dismantled between collar 2 and the mounting disc 1.

The outer wall fixedly connected with bistrique 4 of collar 2, wherein bistrique 4 can be column rubber grinding wheel, and bistrique 4 is provided with a plurality ofly, and a plurality of bistriques 4 prolong the axis of collar 2 and be the annular and evenly arrange, rotate through mounting disc 1, drive collar 2 and bistrique 4 and rotate to there is the axial end of bistrique 4 to polish the work piece.

The inner chamber of mounting disc 1 is provided with stop gear 3 that is used for fixed mounting ring 2, and stop gear 3 is including can prolonging 1 axis pivoted roof pressure piece 35 of mounting disc, and roof pressure piece 35 is provided with a plurality ofly, and a plurality of roof pressure pieces 35 are annular evenly distributed along the axis of mounting disc 1.

The inner wall of the mounting disc 1 is provided with a limiting pin 37 which is used for being plugged with the radial inner wall of the mounting ring 2 in a sliding mode, the limiting pin 37 slides until the limiting pin 37 is plugged with the mounting ring 2, and the mounting ring 2 is fixed at the moment.

Reach different roughness man-hour at needs, reverse slip spacer pin 37, separate until spacer pin 37 and collar 2, extract collar 2 by the inner chamber of mounting disc 1 this moment, and change the collar 2 of installing different thickness bistriques 4, slide spacer pin 37 at last, peg graft with collar 2 once more until spacer pin 37, accomplish the change, and then can carry out different roughness processing, change the abrasive disc for among the prior art through rotatory fastening bolt's mode, and the operation is convenient, and the efficiency of changing is improved.

In addition, the polishing position of abrasive disc is inseparable with the installation department among the prior art, and when the abrasive disc was old and old, the mode through changing collar 2 alone replaced the overall change, practiced thrift the cost, and the environmental protection is convenient.

One end of the limiting pin 37, which is far away from the mounting ring 2, is attached to the outer wall of the jacking block 35 in real time, and the jacking block 35 is rotated along the axis of the mounting disc 1, so that the sliding effect of the limiting pin 37 can be controlled, and the insertion and separation of the limiting pin 37 and the inner wall of the mounting ring 2 are realized.

The inner chamber of mounting disc 1 is provided with coupling spring 36 that is used for promoting spacer pin 37, coupling spring 36's one end and spacer pin 37's outer wall fixed connection, and coupling spring 36's the other end and the inner wall fixed connection of mounting disc 1 promote spacer pin 37 in real time through coupling spring 36's elasticity, and then make spacer pin 37's most advanced and the outer wall of roof pressure piece 35 laminate in real time.

The inner wall of mounting disc 1 rotates and installs control ring 31, and the radial outer wall of control ring 31 and the one end fixed connection that spacer pin 37 was kept away from to top pressure piece 35, and wherein the axis of control ring 31 and the axis coincidence of mounting disc 1 rotate control ring 31 and can drive the synchronous rotation of extending of a plurality of top pressure pieces 35 the axis of mounting disc 1.

The inner wall of the control ring 31 is provided with a positioning pin 32 for fixing the control ring 31, the radial outer wall of the positioning pin 32 is in sliding fit with the inner wall of the control ring 31, the axial end of the positioning pin 32 penetrates through the control ring 31 and is in sliding insertion connection with the inner wall of the mounting disc 1, the control ring 31 is rotated until the pressing block 35 pushes the limiting pin 37 to be in insertion connection with the mounting ring 2, the positioning pin 32 is slid at the moment until the positioning pin 32 penetrates through the control ring 31 and is in insertion connection with the inner wall of the mounting disc 1, and then the fixing of the control ring 31 and the limiting pin 37 is achieved.

When the control ring 31 needs to be rotated, the positioning pin 32 is firstly slid reversely until the positioning pin 32 is separated from the mounting disc 1, and at this time, the control ring 31 can be adjusted by rotating along the axis of the mounting disc 1, so that the effect of sliding the limiting pin 37 is achieved.

In order to improve the stability of the insertion of the positioning pin 32 and the mounting disc 1, the inner wall of the control ring 31 is provided with a control spring 38 for pushing the positioning pin 32, one end of the control spring 38 is fixedly connected with the outer wall of the positioning pin 32, the other end of the control spring 38 is fixedly connected with the inner wall of the control ring 31, and the positioning pin 32 is pushed by the control spring 38 in real time, so that the positioning pin 32 has the tendency of being inserted into the inner wall of the mounting disc 1 in real time, and the stability of the insertion of the positioning pin 32 and the mounting disc 1 is further effectively improved.

For accurate grafting of locating pin 32 and mounting disc 1 inner wall, the axial outer wall of control ring 31 extends to the outer wall of mounting disc 1 and pastes directional subsides 34, the axial outer wall seal of mounting disc 1 is carved with and is pasted directional subsides 34 complex mark groove 33, rotate control ring 31 until directional subsides 34 directional mark groove 33, locating pin 32 can be pegged graft with mounting disc 1 inner wall this moment, through setting up directional subsides 34 and mark groove 33, can improve the efficiency of installation collar 2 effectively.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. 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. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a grinding plate that angle grinder was used and is convenient for adjust which characterized in that: the angle grinder comprises a mounting disc (1), wherein a through hole used for being connected with a built-in motor of an angle grinder is formed in the center of the axial end of the mounting disc (1), a mounting ring (2) is connected to the axial side wall of the mounting disc (1) in a sliding mode, a grinding head (4) is fixedly connected to the outer wall of the mounting ring (2), and a limiting mechanism (3) used for fixing the mounting ring (2) is arranged in the inner cavity of the mounting disc (1);

the limiting mechanism (3) comprises a jacking block (35) capable of rotating along the axis of the mounting disc (1), a limiting pin (37) used for being connected with the radial inner wall of the mounting ring (2) in an inserting mode is mounted on the inner wall of the mounting disc (1) in a sliding mode, and one end, far away from the mounting ring (2), of the limiting pin (37) is attached to the outer wall of the jacking block (35) in real time.

2. The adjustable refiner plate for an angle grinder of claim 1 wherein: the inner chamber of mounting disc (1) is provided with coupling spring (36) that are used for promoting spacer pin (37), the outer wall fixed connection of the one end of coupling spring (36) and spacer pin (37), the other end of coupling spring (36) and the inner wall fixed connection of mounting disc (1).

3. The adjustable refiner plate for an angle grinder of claim 1 wherein: the inner wall of the mounting disc (1) is rotatably provided with a control ring (31), and the radial outer wall of the control ring (31) is fixedly connected with one end, far away from the limit pin (37), of the jacking block (35).

4. An adjustable refiner plate for an angle grinder according to claim 3, wherein: the inner wall of control ring (31) is provided with locating pin (32) that are used for fixed control ring (31), the radial outer wall of locating pin (32) and the inner wall of control ring (31) slide the laminating, the axial end of locating pin (32) runs through control ring (31) and with the inner wall slip grafting of mounting disc (1).

5. The adjustable refiner plate for an angle grinder of claim 4 wherein: the inner wall of control ring (31) is provided with control spring (38) that are used for promoting locating pin (32), the one end of control spring (38) and the outer wall fixed connection of locating pin (32), the other end of deciding control spring (38) and the inner wall fixed connection of control ring (31).

6. An adjustable refiner plate for an angle grinder according to claim 5, wherein: the axial outer wall of the control ring (31) extends to the outer wall of the mounting disc (1) and is pasted with a pointing sticker (34), and a mark groove (33) matched with the pointing sticker (34) is marked on the axial outer wall of the mounting disc (1).