CN218082014U

CN218082014U - Totally closed adjustable angle mill protection casing

Info

Publication number: CN218082014U
Application number: CN202222462355.5U
Authority: CN
Inventors: 吴广雷; 王重; 王章建; 许保国
Original assignee: Liaocheng Dongchangfu Xinao Energy Co ltd
Current assignee: Liaocheng Dongchangfu Xinao Energy Co ltd
Priority date: 2022-09-17
Filing date: 2022-09-17
Publication date: 2022-12-20
Anticipated expiration: 2032-09-17

Abstract

The utility model discloses a totally closed adjustable angle grinder protection casing, belong to angle grinder technical field, the output shaft fixed surface of angle grinder body is installed the angle grinding piece, fixed cover and regulation cover have been cup jointed in the outside of angle grinding piece, fixed cover closes with the regulation cover and encloses the protecting groove, the surface of fixed cover and regulation cover is through first rivet and second rivet difference fixed connection, this totally closed adjustable angle grinder protection casing, semi-circular fixed cover and regulation cover through setting up, can protect completely to the excircle sharp sword of angle grinding piece, and axostylus axostyle and spring through setting up, make the regulation cover when receiving the object contact, the activity is adjusted by oneself and is opened and close, when polishing or cutting, make the protection casing open according to the size of working face, the angle grinding piece can not be large tracts of land exposed outside, ensure that the thing that splashes when the angle grinding piece splits can not injure and operating personnel, great improvement its safety in utilization.

Description

Totally closed adjustable angle mill protection casing

Technical Field

The utility model relates to an angle mill technical field, more specifically say, relate to a totally closed adjustable angle mill protection casing.

Background

The angle grinder is an electric tool for grinding, polishing and other processing of metal components by utilizing a sheet grinding wheel and the like rotating at a high speed, and is provided with a protective cover, for example, the protective cover of the angle grinder disclosed by the publication number CN211540710U is semicircular and is semi-closed, and once an angle grinding sheet is cracked under the condition of high-speed rotation, an operator can be easily injured, so that the protective effect cannot be good, and potential safety hazards are caused.

SUMMERY OF THE UTILITY MODEL

Problem to exist among the prior art, an object of the utility model is to provide a totally closed adjustable angle grinder protection casing, this totally closed adjustable angle grinder protection casing, fixed cover of semi-circular and regulation cover through setting up, can protect completely to the excircle sharp sword of diagonal angle abrasive disc, and axostylus axostyle and spring through setting up, make the regulation cover when receiving the object contact, the activity of proper motion is adjusted by oneself and is opened and close, when polishing or cutting, make the protection casing open by oneself according to the size of working face, the angle abrasive disc can not expose by a large scale outside, the thing that splashes when guaranteeing the angle abrasive disc to collapse and split can not injure and operating personnel, great improvement its safety in utilization.

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a totally closed adjustable angle grinder protection casing, includes the angle grinder body, the output shaft fixed surface of angle grinder body installs the angle grinding piece, fixed cover and regulation cover have been cup jointed in the outside of angle grinding piece, fixed cover and regulation cover enclose the protecting slot, the surface of fixed cover and regulation cover is through first rivet and second rivet first connecting plate and the second connecting plate of fixedly connected with symmetry respectively, the surface of first connecting plate and second connecting plate is fixedly connected with first axle sleeve and second axle sleeve respectively, the inner wall of first axle sleeve and second axle sleeve rotates and is connected with the axostylus axostyle, the surface of axostylus axostyle has cup jointed the spring, the both ends of spring are equipped with first supporting part and second supporting part respectively, the fixed surface of fixed cover is connected with the connecting plate, the fixed surface welding of connecting plate has the tighting ring, this totally closed adjustable angle grinder protection casing, through the semicircular fixed cover and the regulation cover that set up, can the excircle sharp sword of diagonal angle grinding piece get up completely to through axostylus axostyle and the spring that sets up for the regulation cover is when receiving object contact by oneself, and open the polishing face according to the operation, can not open the big or small size of polishing of the angle grinder, can not guaranteeing that the safety of the angle grinding piece to be used when the angle grinder, the operator can not splashed.

Furthermore, the surface of first supporting part is connected with the surface contact of first connecting plate, the surface of second supporting part is connected with the surface contact of second connecting plate, the material of first supporting part, second supporting part and spring is the same, all adopts the spring steel to make.

Furthermore, the fastening ring is made of elastic stainless steel materials, extrusion plates are arranged at two ends of the fastening ring, and fastening bolts are sleeved on the surfaces of the extrusion plates.

Furthermore, the connecting plate is arc-shaped, and the surface of the adjusting cover is provided with an empty avoiding groove, and the radian of the empty avoiding groove is larger than that of the connecting plate.

Furthermore, the surface of the fixed cover is provided with a first boss, and the surface of the adjusting cover is provided with a second boss.

Further, the inner dimension of the protective groove is larger than the dimension of the corner grinding plate.

Compared with the prior art, the utility model has the advantages of:

(1) This scheme is through the fixed cover of semi-circular that sets up and the regulation cover, can protect completely to the excircle sharp sword of diagonal angle abrasive disc, and through axostylus axostyle and the spring that sets up, make the regulation cover when receiving the object contact, the activity of proper motion is adjusted and is opened and shut and close, when polishing or cutting, make the protection casing open by proper motion according to the size of operation face, the angle abrasive disc can not large tracts of land expose outside, splash when guaranteeing the angle abrasive disc to burst apart can not injure operating personnel, great improvement its safety in utilization.

Drawings

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

FIG. 2 is a rear view of the mounting structure of the fixing cover and the adjusting cover of the present invention;

fig. 3 is an enlarged view of a portion a of fig. 2.

The reference numbers in the figures illustrate:

the angle grinder comprises a 1 angle grinder body, 11 angle grinding plates, 2 fixing covers, 21 first bosses, 22 connecting plates, 23 fastening rings, 24 fastening bolts, 3 adjusting covers, 31 second bosses, 32 clearance grooves, 4 protective grooves, 5 first connecting plates, 51 first rivets, 52 first shaft sleeves, 6 second connecting plates, 61 second rivets, 62 second shaft sleeves, 7 shaft rods, 71 springs, 72 first supporting parts and 73 second supporting parts.

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. 1-3, a totally-enclosed adjustable angle grinder protective cover comprises an angle grinder body 1, referring to fig. 1-3, an angle grinder piece 11 is fixedly installed on the surface of an output shaft of the angle grinder body 1, a fixed cover 2 and an adjusting cover 3 are sleeved on the outer side of the angle grinder piece 11, a first boss 21 is arranged on the surface of the fixed cover 2, a second boss 31 is arranged on the surface of the adjusting cover 3, the first boss 21 and the second boss 31 can increase the depth of a protective groove 4 and increase the clearance position, the protective groove 4 is surrounded by the fixed cover 2 and the adjusting cover 3, the internal size of the protective groove 4 is larger than that of the angle grinder piece 11, the contact abrasion between the angle grinding sheet 11 and the inner wall of the protective groove 4 can be avoided, the surfaces of the fixed cover 2 and the adjusting cover 3 are respectively and fixedly connected with a first connecting plate 5 and a second connecting plate 6 which are symmetrical through a first rivet 51 and a second rivet 61, the surfaces of the first connecting plate 5 and the second connecting plate 6 are respectively and fixedly connected with a first shaft sleeve 52 and a second shaft sleeve 62, the inner walls of the first shaft sleeve 52 and the second shaft sleeve 62 are rotatably connected with a shaft rod 7, the surface of the shaft rod 7 is sleeved with a spring 71, two ends of the spring 71 are respectively provided with a first supporting part 72 and a second supporting part 73, the surface of the fixed cover 2 is fixedly connected with a connecting plate 22, the connecting plate 22 is arc-shaped, the surface of the adjusting cover 3 is provided with an empty avoiding groove 32, the radian of the empty avoiding groove 32 is larger than that of the connecting plate 22, the empty avoiding hole surrounded by the connecting plate 22 and the empty avoiding groove 32 is convenient for the connection of an angle grinder output shaft, and have the effect of keeping away empty, avoid fastening ring 23 when adjusting cover 3 rotation slope both to take place the contact extrusion, the fixed surface welding of connecting plate 22 has fastening ring 23, and fastening ring 23 makes to have the function of splitting combination between protection casing and the angle mill body 1.

Referring to fig. 2 and 3, the surface of the first supporting portion 72 is in contact connection with the surface of the first connecting plate 5, the surface of the second supporting portion 73 is in contact connection with the surface of the second connecting plate 6, the first supporting portion 72, the second supporting portion 73 and the spring 71 are made of spring steel, when the adjusting cover 3 rotates, the first supporting portion 72 and the second supporting portion 73 extrude the spring 71, so that the spring 71 generates twisting force, and therefore, the adjusting cover 3 is quickly reset under the action of the twisting force, the fastening ring 23 is made of elastic stainless steel, the two ends of the fastening ring 23 are provided with squeezing plates, the surfaces of the squeezing plates are sleeved with the fastening bolts 24, and the fastening ring 23 is fastened with the angle grinder body 1, so as to fix the mounting positions of the fixing cover 2 and the adjusting cover 3.

When the fully-closed adjustable angle grinder protective cover is installed, the fixing cover 2 can be fastened with the angle grinder body 1 through the fastening ring 23 and the fastening bolt 24, then the angle grinding disc 11 is sleeved into the protective groove 4 and fastened with the output shaft of the angle grinder body 1, the angle grinding disc 11 is located inside the protective groove 4, in the grinding process, when the angle grinder body 1 inclines, the adjusting cover 3 is in contact extrusion with the surface of a workpiece, so that the angle grinder protective cover rotates, a certain angle of the protective cover is opened, meanwhile, the spring 71 generates twisting force, when the adjusting cover 3 loses extrusion of the workpiece, the elastic force of the spring 71 enables the adjusting cover 3 to automatically rotate and reset, through the semicircular fixing cover 2 and the adjusting cover 3, the outer circular sharp edge of the angle grinding disc 11 can be completely protected, and through the shaft lever 7 and the spring 71, when the adjusting cover 3 is in contact with the object, the adjusting cover is automatically movably adjusted to be opened and closed, when the grinding or cutting is carried out, the protective cover is automatically opened according to the size of an operation surface, the angle grinding disc 11 cannot be exposed to a large area, and splashing objects and operators can be prevented from being broken, and the safety of the angle grinder protective cover is greatly improved.

The foregoing is only a preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a totally closed adjustable angle mill protection casing, includes angle mill body (1), its characterized in that: the angle grinder is characterized in that an angle grinding disc (11) is fixedly mounted on the surface of an output shaft of the angle grinder body (1), a fixing cover (2) and an adjusting cover (3) are sleeved on the outer side of the angle grinding disc (11), a protective groove (4) is surrounded by the fixing cover (2) and the adjusting cover (3), the surfaces of the fixing cover (2) and the adjusting cover (3) are respectively and fixedly connected with a first connecting plate (5) and a second connecting plate (6) which are symmetrical through a first rivet (51) and a second rivet (61), the surfaces of the first connecting plate (5) and the second connecting plate (6) are respectively and fixedly connected with a first shaft sleeve (52) and a second shaft sleeve (62), the inner walls of the first shaft sleeve (52) and the second shaft sleeve (62) are rotatably connected with a connecting plate (7), a spring (71) is sleeved on the surface of the shaft rod (7), two ends of the spring (71) are respectively provided with a first supporting part (72) and a second supporting part (73), the surface of the fixing cover (2) is fixedly connected with a connecting plate (22), and a surface fixing ring (23) of the connecting plate (22) is welded.

2. The fully enclosed adjustable angle grinder shield according to claim 1, wherein: the surface of the first supporting part (72) is in contact connection with the surface of the first connecting plate (5), the surface of the second supporting part (73) is in contact connection with the surface of the second connecting plate (6), and the first supporting part (72), the second supporting part (73) and the spring (71) are made of spring steel and are made of the same materials.

3. The fully enclosed adjustable protective cover for an angle grinder of claim 1, wherein: the fastening ring (23) is made of elastic stainless steel materials, the two ends of the fastening ring (23) are provided with extrusion plates, and the surfaces of the extrusion plates are sleeved with fastening bolts (24).

4. The fully enclosed adjustable angle grinder shield according to claim 1, wherein: the shape of connecting plate (22) is the arc, adjust the surface of cover (3) and be equipped with clearance groove (32), the radian of clearance groove (32) is greater than the radian of connecting plate (22).

5. The fully enclosed adjustable angle grinder shield according to claim 1, wherein: the surface of the fixed cover (2) is provided with a first boss (21), and the surface of the adjusting cover (3) is provided with a second boss (31).

6. The fully enclosed adjustable protective cover for an angle grinder of claim 1, wherein: the inner dimension of the protective groove (4) is larger than the dimension of the corner grinding sheet (11).