阅读说明：本技术 一种分体式除尘角向磨光机及其安装方法 (Split type dust removal angle grinder and installation method thereof ) 是由 徐金松 于 2021-07-23 设计创作，主要内容包括：本发明公开了一种分体式除尘角向磨光机及其安装方法,属于除尘角向磨光机技术领域,包括角向磨光机壳体,所述角向磨光机壳体的端底部卡接有抛光盘,所述角向磨光机壳体的端上方卡有侧弹性夹持片,所述侧弹性夹持片的顶部设有顶下凹罩组件,所述顶下凹罩组件底环部安装有弹性半弧形防溅罩组件,通过吸尘罩进入至导尘管,然后通过风机外壳进入至集尘仓内进行灰尘收集,通过拉动卡位杆解除对插槽的卡位,然后可将集尘仓从集尘仓卡槽的内侧拉出,然后对灰尘进行倾倒,再将集尘仓插入至集尘仓卡槽的内侧,然后通过卡位杆将插槽卡住,然后通过第一卡位弹簧进行限位。(The invention discloses a split dust removal angle grinder and an installation method thereof, belonging to the technical field of dust removal angle grinders and comprising an angle grinder shell, the bottom of the end of the angular polisher shell is clamped with a polishing disk, a lateral elastic clamping piece is clamped above the end of the angular polisher shell, the top of the lateral elastic clamping piece is provided with a top-down concave cover assembly, the bottom ring part of the top-down concave cover assembly is provided with an elastic semi-arc splash guard assembly which enters the dust guide pipe through the dust hood, then enters the dust collection bin through the fan shell for dust collection, the clamping of the slot is released by pulling the clamping rod, then the dust collecting bin can be pulled out from the inner side of the dust collecting bin clamping groove, then dust is poured out, the dust collecting bin is inserted into the inner side of the dust collecting bin clamping groove, then the slot is clamped through the clamping rod, and then the limiting is carried out through the first clamping spring.)

1. The utility model provides a split type dust removal angle grinder which characterized in that: comprises an angular polishing machine shell (1), wherein a polishing disc (8) is clamped at the bottom of the end of the angular polishing machine shell (1), a lateral elastic clamping sheet (7) is clamped at the upper end of the angular polishing machine shell (1), a top of the lateral elastic clamping sheet (7) is provided with a top-lower concave cover component, an elastic semi-arc-shaped splash cover component is arranged at the bottom ring part of the top-lower concave cover component, a dust collection bin (16) is communicated with one side of the dust collection fan component, a dust collection bin (3) is inserted into the inner side of the dust collection bin clamping groove (16), a clamping rod component is arranged at the end part of the outer side of the dust collection bin clamping groove (16) and is close to the dust collection fan component, and the clamping rod component is matched with the dust collection bin (3), the outside top of joint seat subassembly articulates there is spacing arm subassembly, just spacing arm subassembly with the end fixing of angle grinder casing (1), cover subassembly under the top with be equipped with the dust absorption pipe assembly between the dust absorption fan subassembly, joint seat subassembly is kept away from spacing V type piece (18) are installed to the below of cover subassembly one side under the top, just the bottom of spacing V type piece (18) with the top laminating of angle grinder casing (1).

2. A split dust removing angle grinder as set forth in claim 1 wherein: the lower cover subassembly of top is including the lower cover of top (28) and play dirt arc opening (13), the lower cover of top (28) is installed at the top of side elasticity supporting piece (7), the top one side of the lower cover of top (28) has been seted up out dirt arc opening (13), just side elasticity supporting piece (7) adopt the polyethylene plastics preparation to form, it is the arc structure to go out dirt arc opening (13).

3. A split dust removing angle grinder as set forth in claim 2, wherein: half arc splashproof cover subassembly of elasticity includes interior semicircular cover (12), outer semicircular cover (14), interior semicircular groove (29) and adjusting spring (15), interior semicircular cover (12) are installed in the outside of the lower semicircular cover (28) bottom in the top, interior semicircular groove (29) have been seted up to the inboard of outer semicircular cover (14), equidistant adjusting spring (15) of installing in the bottom of interior semicircular groove (29), interior semicircular cover (12) part is located the inboard of interior semicircular groove (29), just the top of adjusting spring (15) with the bottom of interior semicircular cover (12) is fixed.

4. A split dust removing angle grinder as set forth in claim 3, wherein: the joint seat subassembly includes supporting seat (10), side grip block (19), second screens spring (25) and cardboard (26), the bottom both sides integrated into one piece of supporting seat (10) has side grip block (19), second screens spring (25) are installed to the inboard equidistant of side grip block (19), cardboard (26) are installed to the one end of second screens spring (25), the inoxidizing coating has been laid to the inboard of cardboard (26), dust absorption fan subassembly is installed at the top of supporting seat (10).

5. A split dust removing angle grinder as set forth in claim 4, wherein: the dust collection fan assembly comprises a fan shell (6) and a dust collection fan (17), the fan shell (6) is installed at the top of the supporting seat (10), the dust collection fan (17) is arranged on the inner side of the fan shell (6), one end of the fan shell (6) is communicated with the dust collection bin clamping groove (16), and the other end of the fan shell (6) is communicated with the dust collection pipe assembly.

6. A split dust removing angle grinder as set forth in claim 5, wherein: the dust absorption pipe subassembly includes dust guide pipe (4) and suction hood (5), the one end of dust guide pipe (4) with fan shell (6) intercommunication, the other end intercommunication of fan shell (6) has suction hood (5), the bottom of suction hood (5) with concave cover (28) intercommunication in top.

7. A split dust removing angle grinder as set forth in claim 6, wherein: spacing arm subassembly includes side articulated arm (11), internal thread opening (27) and clamping screw (20), the outside top of supporting seat (10) articulates there is side articulated arm (11), internal thread opening (27) have been seted up to the other end of side articulated arm (11), the inboard meshing of internal thread opening (27) has clamping screw (20), the tip centre gripping of clamping screw (20) is in the tip department of angle grinder casing (1).

8. A split dust removing angle grinder as set forth in claim 7, wherein: the utility model discloses a fan, including fan shell (6), clamping bar subassembly, dust collection bin (3), fan shell (6), inboard that runs through opening (22) is equipped with first screens spring (24), the inboard of first screens spring (24) runs through and is equipped with clamping bar (21), the clamping bar subassembly includes clamping bar (21), first screens spring (24), runs through opening (22) and slot (23), dust collection bin (3) are located slot (23) have been seted up to dust collection bin draw-in groove (16), the dust collection bin draw-in groove (16) outside is close to fan shell (6) department has seted up and has run through opening (22), the inboard that runs through opening (22) is equipped with first screens spring (24), the inboard of first screens spring (24) runs through and is equipped with clamping bar (21), the tip of clamping bar (21) insert extremely in slot (23).

9. A split dust removing angle grinder as set forth in claim 8, wherein: the end part outside the angular grinding machine shell (1) is sleeved with a hand-holding sleeve (9), and one end of the angular grinding machine shell (1) is connected with a connecting wire (2).

10. The method of installing a split dust extraction angle grinder of claim 9, wherein: the method comprises the following steps:

step 1: the side elastic clamping pieces (7) are clamped above the outer side of the end of the angular polisher shell (1), and then the polishing disk (8) is covered by the inner semi-ring cover (12) and the outer semi-ring cover (14);

step 2: when in polishing, the polishing disc (8) rotates to polish, and then the outer semi-ring cover (14) can be pressed and held outside the inner semi-ring cover (12) to move and match with the adjusting spring (15) to shrink and reset;

and step 3: the supporting seat (10) is placed at the outer side end of the angular grinding machine shell (1), and then the side clamping plate (19) of the supporting seat is positioned at the outer side of the angular grinding machine shell (1) and clamped through a second clamping spring (25) and a clamping plate (26);

and 4, step 4: clamping the angular polisher shell (1) at the top end by rotating the side hinged arm (11), and then fixing the angular polisher shell (1) at the top end by rotating the fixing screw (20);

and 5: dust enters the dust hood (5) through the dust outlet arc-shaped through hole (13) by starting the dust collection fan (17), then enters the dust guide pipe (4) through the dust hood (5), and then enters the dust collection bin (3) through the fan shell (6) for dust collection;

step 6: the clamping of the slot (23) is released by pulling the clamping rod (21), then the dust collection bin (3) can be pulled out from the inner side of the dust collection bin clamping slot (16), and then the dust is dumped;

and 7: the dust collection bin (3) is inserted into the inner side of the dust collection bin clamping groove (16), then the slot (23) is clamped through the clamping rod (21), and then the limiting is carried out through the first clamping spring (24).

Technical Field

The invention relates to a dust removal angle grinder, in particular to a split type dust removal angle grinder, and further relates to a mounting method of the dust removal angle grinder, in particular to a mounting method of the split type dust removal angle grinder, and belongs to the technical field of dust removal angle grinders.

Background

The polishing machine is used for polishing a metal surface and processing a manual electric tool, the dust removal angle polishing machine in the prior art is usually directly connected with a dust collector and then is matched with the dust collector to realize polishing and dust collection functions, but dust generated by polishing the dust removal angle polishing machine cannot be fully absorbed by obviously adopting a dust collector tube dust collection first pipeline structure, much dust can be splashed, in addition, the dust collector tube dust collection is too large and small, the dust collector tube dust collection pipe is inconvenient to move in use, in addition, the hand of a user who polishes easily by a polishing disc is dangerous and easy to hurt in polishing, and the split type dust removal angle polishing machine and the installation method thereof are designed to optimize the problems.

Disclosure of Invention

The invention mainly aims to provide a split dust removal angle grinder and an installation method thereof, wherein a side elastic clamping sheet is clamped above the outer side of the end of an angle grinder shell, a polishing disk is covered by an inner semi-ring cover and an outer semi-ring cover, the polishing disk rotates for polishing during polishing, the outer semi-ring cover can be pressed and held outside the inner semi-ring cover for shrinkage and reset by matching with an adjusting spring in a moving way during polishing, a supporting seat is placed at the outer side end of the angle grinder shell, a side clamping plate is positioned at the outer side of the angle grinder shell and clamped by a second clamping spring and a clamping plate, the side clamping plate is clamped at the top end of the angle grinder shell by rotating a side articulated arm, a fixing screw rod is then rotated and fixed at the top end of the angle grinder shell, dust enters a dust suction cover through a dust outlet arc-shaped opening by starting a dust suction fan, then enter into to lead the dirt pipe through the suction hood, then enter into through the fan shell and carry out the dust collection in the dust collection bin, relieve the screens to the slot through pulling screens pole, then can follow the inboard of dust collection bin draw-in groove with the dust collection bin and pull out, then empty the dust, insert the inboard of dust collection bin draw-in groove again with the dust collection bin, then block the slot through the screens pole, then spacing through first screens spring.

The purpose of the invention can be achieved by adopting the following technical scheme:

a split type dust removal angle grinder comprises an angle grinder shell, wherein a polishing disc is clamped at the bottom of the end of the angle grinder shell, a side elastic clamping piece is clamped at the upper end of the angle grinder shell, a top lower concave cover component is arranged at the top of the side elastic clamping piece, an elastic semi-arc-shaped splash cover component is arranged on the bottom ring part of the top lower concave cover component, a clamping seat component is clamped at the position, close to the elastic semi-arc-shaped splash cover component, of the outer side of the angle grinder shell, a dust collection fan component is installed at the top of the clamping seat component, a dust collection bin clamping groove is communicated with one side of the dust collection fan component, a dust collection bin is inserted into the inner side of the dust collection bin clamping groove, a clamping rod component is arranged at the position, close to the dust collection fan component, the clamping rod component is matched with the dust collection bin, and a limiting arm component is hinged above the outer side of the clamping seat component, just spacing arm component with the end fixing of the angle grinder casing, the cover subassembly is down sunken in the top with be equipped with the dust absorption pipe subassembly between the dust absorption fan subassembly, joint seat subassembly is kept away from the below of cover subassembly one side is down sunken in the top is installed spacing V type piece, just the bottom of spacing V type piece with the top laminating of angle grinder casing.

Preferably, the cover subassembly is down including the cover and the arc opening of going out dirt in the top, the cover is down installed in the top of side elasticity supporting piece, the arc opening of going out dirt has been seted up to top one side of the cover that is down gone out dirt, just side elasticity supporting piece adopts polyethylene plastics preparation to form, it is the arc structure to go out dirt arc opening.

Preferably, elasticity half arc splashproof cover subassembly includes interior semicircular cover, outer semicircular cover, interior semicircular groove and adjusting spring, interior semicircular cover is installed in the outside of the concave cover bottom in the top, interior semicircular groove has been seted up to the inboard of outer semicircular cover, the equidistant adjusting spring of installing in the bottom of interior semicircular groove, interior semicircular cover part is located the inboard of interior semicircular groove, just adjusting spring's top with the bottom of interior semicircular cover is fixed.

Preferably, joint seat subassembly includes supporting seat, side grip block, second screens spring and cardboard, the bottom both sides integrated into one piece of supporting seat has the side grip block, the inboard equidistant second screens spring of installing of side grip block, the cardboard is installed to the one end of second screens spring, the inoxidizing coating has been laid to the inboard of cardboard, dust absorption fan subassembly is installed at the top of supporting seat.

Preferably, the dust collection fan assembly comprises a fan shell and a dust collection fan, the fan shell is mounted at the top of the supporting seat, the dust collection fan is arranged on the inner side of the fan shell, one end of the fan shell is communicated with the dust collection bin clamping groove, and the other end of the fan shell is communicated with the dust collection pipe assembly.

Preferably, the dust absorption pipe subassembly includes dust guide pipe and suction hood, the one end of dust guide pipe with fan shell intercommunication, the other end intercommunication of fan shell has the suction hood, the bottom of suction hood with the lower concave cover intercommunication in top.

Preferably, spacing arm subassembly includes side articulated arm, internal thread opening and clamping screw, the outside top of supporting seat articulates there is the side articulated arm, the internal thread opening has been seted up to the other end of side articulated arm, the inboard meshing of internal thread opening has clamping screw, clamping screw's tip centre gripping is in the tip department of angle grinder casing.

Preferably, the clamping rod assembly comprises a clamping rod, a first clamping spring, a through opening and a slot, the dust collection bin is located at the dust collection bin clamping groove, the slot is formed in the position, close to the fan shell, of the outer side of the dust collection bin clamping groove, the through opening is formed in the position, the first clamping spring is arranged on the inner side of the through opening, the clamping rod is arranged on the inner side of the first clamping spring in a penetrating mode, and the end portion of the clamping rod is inserted into the slot.

Preferably, a hand-held sleeve is sleeved at the end part of the outer side of the angular grinding machine shell, and one end of the angular grinding machine shell is connected with a connecting wire.

A method for installing a split type dust removal angle grinder comprises the following steps:

step 1: the side elastic clamping pieces are clamped above the outer side of the end of the angular polisher shell, and then the polishing disc is covered by the inner semi-ring cover and the outer semi-ring cover;

step 2: when in polishing, the polishing disc rotates to polish, and then the outer half ring cover can be pressed and held outside the inner half ring cover to be matched with the adjusting spring in a movement manner to contract and reset;

and step 3: the supporting seat is placed at the outer side end of the angular grinding machine shell, and then the side clamping plate is positioned at the outer side of the angular grinding machine shell and clamped through the second clamping spring and the clamping plate;

and 4, step 4: clamping the angular grinding machine shell at the top end of the angular grinding machine shell by rotating the side hinged arm, and then rotating the fixing screw to fix the angular grinding machine shell at the top end;

and 5: dust enters the dust hood through the dust outlet arc-shaped through hole by starting the dust collection fan, then enters the dust guide pipe through the dust hood, and then enters the dust collection bin through the fan shell to be collected;

step 6: the clamping of the slot is released by pulling the clamping rod, then the dust collection bin can be pulled out from the inner side of the clamping slot of the dust collection bin, and then the dust is dumped;

and 7: the dust collection bin is inserted into the inner side of the clamping groove of the dust collection bin, then the slot is clamped through the clamping rod, and then the limiting is carried out through the first clamping spring.

The invention has the beneficial technical effects that:

the invention provides a split dust removal angle grinder and an installation method thereof, wherein a side elastic clamping sheet is clamped above the outer side of the end of an angle grinder shell, then a polishing disk is covered by an inner semi-ring cover and an outer semi-ring cover, the polishing disk rotates to polish during polishing, then the outer semi-ring cover can be pressed and held outside the inner semi-ring cover to move and match with an adjusting spring to contract and reset during polishing, a supporting seat is placed at the outer side end of the angle grinder shell, then a side clamping plate is positioned at the outer side of the angle grinder shell and clamped by a second clamping spring and a clamping plate, a side articulated arm is clamped at the top of the end of the angle grinder shell by rotating the side articulated arm, then a fixing screw is rotated to be fixed at the top of the end of the angle grinder shell, dust enters a dust suction cover through a dust outlet arc-shaped opening by starting a dust suction fan, then enter into to lead the dirt pipe through the suction hood, then enter into through the fan shell and carry out the dust collection in the dust collection bin, relieve the screens to the slot through pulling screens pole, then can follow the inboard of dust collection bin draw-in groove with the dust collection bin and pull out, then empty the dust, insert the inboard of dust collection bin draw-in groove again with the dust collection bin, then block the slot through the screens pole, then spacing through first screens spring.

Drawings

Figure 1 is a side cross-sectional view of a preferred embodiment of a split dust extraction angle grinder and method of installing the same in accordance with the present invention;

figure 2 is a side cross-sectional view of a dust cup of a preferred embodiment of a split dust extraction angle grinder and method of installing the same in accordance with the present invention;

figure 3 is an enlarged view of a preferred embodiment of a split dust extraction angle grinder and method of installing the same according to the present invention at structure a;

figure 4 is a side cross-sectional view of a preferred embodiment of a split dust extraction angle grinder and method of installing the same, showing the combined clamping and limiting assemblies and dust extraction fan assembly and dust collection assembly;

figure 5 is an enlarged view of a preferred embodiment of a split dust extraction angle grinder and method of installing the same, shown at b in accordance with the present invention;

figure 6 is a front cross-sectional view of a combination of a dust extraction fan assembly, a clamping assembly and a spacing assembly of a preferred embodiment of a split dust extraction angle grinder and method of installing the same in accordance with the present invention;

figure 7 is an enlarged view of a preferred embodiment of a split dust extraction angle grinder and method of installing the same according to the present invention at c;

figure 8 is a diagram of a preferred embodiment of a split dust extraction angle grinder and method of installing the same in accordance with the present invention.

In the figure: 1-angle grinder housing, 2-connecting wire, 3-dust collecting bin, 4-dust guiding tube, 5-dust hood, 6-fan housing, 7-side elastic clamping sheet, 8-polishing disk, 9-handle sleeve, 10-supporting seat, 11-side hinged arm, 12-inner semi-ring cover, 13-dust outlet arc through opening, 14-outer semi-ring cover, 15-adjusting spring, 16-dust collecting bin clamping groove, 17-dust collecting fan, 18-limiting V-shaped block, 19-side clamping plate, 20-fixing screw rod, 21-clamping rod, 22-through opening, 23-slot, 24-first clamping spring, 25-second clamping spring, 26-clamping plate, 27-internal thread through opening, 28-top cover and 29-inner semi-ring groove.

Detailed Description

In order to make the technical solutions of the present invention more clear and definite for those skilled in the art, the present invention is further described in detail below with reference to the examples and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-8, the present embodiment provides a split dust removal angle grinder, which includes an angle grinder housing 1, a polishing plate 8 is clamped at the bottom of the end of the angle grinder housing 1, a side elastic clamping piece 7 is clamped above the end of the angle grinder housing 1, a top-lower concave cover assembly is arranged at the top of the side elastic clamping piece 7, an elastic semi-arc splash guard assembly is arranged at the bottom ring portion of the top-lower concave cover assembly, a clamping seat assembly is clamped at the outer side of the angle grinder housing 1 near the elastic semi-arc splash guard assembly, a dust collection fan assembly is arranged at the top of the clamping seat assembly, one side of the dust collection fan assembly is communicated with a dust collection bin clamping groove 16, a dust collection bin 3 is inserted into the inner side of the dust collection bin clamping groove 16, a clamping rod assembly is arranged at the end portion of the outer side of the dust collection bin clamping groove 16 near the dust collection fan assembly, the clamping rod assembly is matched with the dust collection bin 3, and a limit arm assembly is hinged above the outer side of the clamping seat assembly, and the limiting arm assembly is fixed with the end part of the angle grinder shell 1, a dust suction pipe assembly is arranged between the top lower concave cover assembly and the dust suction fan assembly, a limiting V-shaped block 18 is arranged below one side, away from the top lower concave cover assembly, of the clamping seat assembly, and the bottom of the limiting V-shaped block 18 is attached to the top of the angle grinder shell 1.

The general working principle is as follows: by clamping the side elastic clamping piece 7 above the end outer side of the angle grinder shell 1, then covering the polishing disk 8 by the inner semi-ring cover 12 and the outer semi-ring cover 14, grinding by rotating the polishing disk 8 when grinding, then pressing the outer semi-ring cover 14 to shrink and reset by the motion fit adjusting spring 15 outside the inner semi-ring cover 12 when grinding, by placing the supporting seat 10 at the outer side end of the angle grinder shell 1, then making the side clamping plate 19 at the outer side of the angle grinder shell 1 and clamping by the second clamping spring 25 and the clamping plate 26, clamping at the end top of the angle grinder shell 1 by rotating the side hinge arm 11, then rotating the fixing screw 20 to fix at the end top of the angle grinder shell 1, entering dust into the dust suction hood 5 through the dust outlet arc 13 by starting the dust suction fan 17, then enter into dust guide pipe 4 through dust cage 5, then enter into in the dust collection bin 3 through fan housing 6 and collect the dust, relieve the screens to slot 23 through pulling screens pole 21, then can pull out dust collection bin 3 from the inboard of dust collection bin draw-in groove 16, then empty the dust, insert the dust collection bin 3 to the inboard of dust collection bin draw-in groove 16 again, then block slot 23 through screens pole 21, then spacing through first screens spring 24.

In this embodiment, the top is lower than the housing assembly and is including the lower housing 28 in top and go out dirt arc opening 13, the lower housing 28 in top is installed at the top of side elasticity clamping piece 7, go out dirt arc opening 13 has been seted up to the top one side of the lower housing 28 in top, and side elasticity clamping piece 7 adopts the polyethylene plastics preparation to form, it is the arc structure to go out dirt arc opening 13, elasticity half arc splashproof cover assembly includes interior half ring cover 12, outer half ring cover 14, interior half ring groove 29 and adjusting spring 15, interior half ring cover 12 is installed in the outside of the lower housing 28 bottom in top, interior half ring groove 29 has been seted up to the inboard of outer half ring cover 14, adjusting spring 15 is installed to the equidistant bottom of interior half ring groove 29, interior half ring cover 12 part is located the inboard of interior half ring groove 29, and adjusting spring 15's top is fixed with the bottom of interior half ring cover 12.

The local working principle is as follows: through the end outside top of blocking the side elasticity holding piece 7 at the angle grinder casing 1, then cover polishing disk 8 through interior semicircular cover 12 and outer semicircular cover 14, polish through polishing disk 8 is rotatory when polishing, then can press when polishing and hold outer semicircular cover 14 and shrink and reset at interior semicircular cover 12 outside motion fit regulating spring 15.

In this embodiment, the joint seat subassembly includes supporting seat 10, side grip block 19, second screens spring 25 and cardboard 26, and the bottom both sides integrated into one piece of supporting seat 10 has side grip block 19, and the inboard equidistant second screens spring 25 of installing of side grip block 19, and cardboard 26 is installed to the one end of second screens spring 25, and the inoxidizing coating has been laid to the inboard of cardboard 26, and dust absorption fan subassembly is installed at the top of supporting seat 10.

The local working principle is as follows: by placing the support base 10 at the outboard end of the angle grinder housing 1 and then having its side clamping plate 19 at the outboard side of the angle grinder housing 1 and clamped by the second detent spring 25 and the catch plate 26.

In this embodiment, the dust collection fan assembly comprises a fan housing 6 and a dust collection fan 17, the fan housing 6 is mounted on the top of the support base 10, the dust collection fan 17 is disposed on the inner side of the fan housing 6, one end of the fan housing 6 is communicated with the dust collection bin slot 16, the other end of the fan housing 6 is communicated with the dust collection pipe assembly, the dust collection pipe assembly comprises a dust guide pipe 4 and a dust collection cover 5, one end of the dust guide pipe 4 is communicated with the fan housing 6, the other end of the fan housing 6 is communicated with the dust collection cover 5, the bottom of the dust collection cover 5 is communicated with the concave top cover 28, the clamping rod assembly comprises a clamping rod 21, a first clamping spring 24, a through opening 22 and a slot 23, the dust collection bin 3 is disposed at the dust collection bin slot 16, the through opening 22 is disposed at the outer side of the dust collection bin slot 16 close to the fan housing 6, the first clamping spring 24 is disposed on the inner side of the through opening 22, the clamping rod 21 is disposed on the inner side of the first clamping spring 24, the end of the catch lever 21 is inserted into the slot 23.

The local working principle is as follows: enter into the suction hood 5 through going out dirt arc opening 13 with the dust through starting dust absorption fan 17, then enter into to leading dirt pipe 4 through suction hood 5, then enter into to carry out the dust through fan housing 6 and collect in the dust collection bin 3, relieve the screens to slot 23 through pulling screens pole 21, then can pull out the inboard of dust collection bin draw-in groove 16 with dust collection bin 3, then empty the dust, insert the inboard to dust collection bin draw-in groove 16 with dust collection bin 3 again, then block slot 23 through screens pole 21, then carry on spacingly through first screens spring 24.

In this embodiment, the stop arm assembly comprises a side hinge arm 11, an internal thread through opening 27 and a fixing screw 20, the side hinge arm 11 is hinged on the top of the outer side of the support seat 10, the internal thread through opening 27 is opened on the other end of the side hinge arm 11, the fixing screw 20 is meshed on the inner side of the internal thread through opening 27, and the end of the fixing screw 20 is clamped at the end of the angle grinder shell 1.

The local working principle is as follows: the side hinge arms 11 are clamped at the top end of the angle grinder housing 1 by turning them, and then the fixing screws 20 are turned and fixed at the top end of the angle grinder housing 1.

In the embodiment, a hand grip 9 is sleeved on the end part of the outer side of the angle grinder shell 1, and one end of the angle grinder shell 1 is connected with a connecting wire 2.

A method for installing a split type dust removal angle grinder comprises the following steps:

step 1: the polishing disk 8 is covered by the inner semi-ring cover 12 and the outer semi-ring cover 14 after the side elastic clamping sheets 7 are clamped above the outer side of the end of the angular polisher shell 1;

step 2: when in polishing, the polishing disc 8 rotates to polish, and then the outer half ring cover 14 can be pressed and held outside the inner half ring cover 12 to move and match with the adjusting spring 15 to contract and reset;

and step 3: by placing the support base 10 at the outboard end of the angle grinder housing 1 and then having its side clamping plate 19 at the outboard side of the angle grinder housing 1 and clamped by the second detent spring 25 and the snap plate 26;

and 4, step 4: clamping the angle grinder housing 1 at the top end thereof by rotating the side hinge arm 11, and then fixing the fixing screw 20 at the top end of the angle grinder housing 1 by rotating;

and 5: dust enters the dust hood 5 through the dust outlet arc-shaped through hole 13 by starting the dust collection fan 17, then enters the dust guide pipe 4 through the dust hood 5, and then enters the dust collection bin 3 through the fan shell 6 for dust collection;

step 6: the clamping of the slot 23 is released by pulling the clamping rod 21, then the dust collection bin 3 can be pulled out from the inner side of the dust collection bin clamping slot 16, and then the dust is dumped;

and 7: the dust collection bin 3 is inserted into the inner side of the dust collection bin clamping groove 16, then the slot 23 is clamped through the clamping rod 21, and then the limiting is carried out through the first clamping spring 24.

The above description is only for the purpose of illustrating the present invention and is not intended to limit the scope of the present invention, and any person skilled in the art can substitute or change the technical solution of the present invention and its conception within the scope of the present invention.