A kind of wall surface grinding machine with dust exhaust apparatus
Technical field
The utility model is related to sander field, particularly relates to a kind of wall surface grinding machine with dust exhaust apparatus.
Background technology
Before painting, laying paint on the wall or paste wallpaper, wall is polished and cleaned, wall surface grinding machine is used as item
Ripe technology has been widely used.In the prior art, wall surface grinding machine is mostly used for metope of polishing, and is deposited when polishing roof
In following defects:The existing sander with dust exhaust apparatus, due to the limitation of mechanism, its pick-up performance is not good, secondly metope polishing
The polishing pad of machine uses sand face structure, and a generally plane, structure function is more single, after long-time use, the friction of polishing pad
Face is easily damaged by mill, and is difficult to change.
Utility model content
The utility model proposes a kind of wall surface grinding machine with dust exhaust apparatus, sander dust suction in the prior art is overcome
Effect is not good, and rubbing surface damages not easily changeable defect.
What the technical solution of the utility model was realized in:
A kind of wall surface grinding machine with dust exhaust apparatus, including polishing pad, disk, dust collecting system, gear drive and electricity
Machine, the motor drives the polishing pad to move by the gear drive, and the disk is covered on the polishing pad, institute
Stating dust collecting system includes dust suction disc, dust shield and dust suction fan blade, and the dust suction disc is arranged at the rear of polishing pad and passed with gear
Air suction opening unit is provided with the output end connection of motivation structure, the dust suction disc, the dust suction fan blade is fixedly connected on motor
On output shaft, air intake passage is formed between the polishing pad and the disk, the air intake passage is communicated with the dust shield, institute
State and venthole is provided with dust shield, the front portion of the dust suction fan blade is provided with a baffle plate, and the baffle plate surrounds an air inlet, institute
State air inlet and air intake passage on the same line, be provided with some removable abrasive brush on the polishing pad, dust shield with
Casing for it is separate be configured so that adjustable dust suction fan blade suction most strong position with air intake passage on the same line,
Strengthen pick-up performance, while being provided with air inlet in the front portion of dust suction fan blade there is gather qi together effect further to strengthen pick-up performance.
Further, the air suction opening unit includes some curved evenly distributed air suction openings and on head and the tail position
Air suction opening is respectively arranged at the edge and center connection hole of dust suction disc, and the air suction opening unit is helically arranged on dust suction disc
Row, this structure is set compared to air suction opening arranged in a ring, and can increase dust suction scope and can reduce the quantity of air suction opening.
Further, the disk is provided with an annular groove along along edge inner side, if being provided with the annular groove
The dry retractable brush that can prevent that dust from flying out, the retractable brush includes the hairbrush part of front end and the elastic connection of rear end
Part, the Flexible Connector is installed in the annular groove.
Further, the polishing pad includes outer chassis, and some beat is disposed with along the axis of centres diverging on the outer chassis
Polishing device, the polishing brush device includes setting on abrasive brush and the hairbrush base for installing abrasive brush, the hairbrush base
Abrasive brush mounting hole is equipped with, the abrasive brush is installed in the abrasive brush mounting hole, is sent out along the outer chassis axis of centres outer
Dissipate to be disposed with and at least two groups the first symmetrical fixture blocks, the hairbrush are provided with some buckling grooves, the buckling groove
Base can be placed in buckling groove, and at least two group second is provided with corresponding hairbrush base and blocks fast, first fixture block and second
Card carries out clamping by way of mutually clamping soon.
Further, position-limit mechanism is additionally provided between the hairbrush base and outer chassis, the position-limit mechanism includes institute
The support base that annular setting is placed outside the outer chassis axis of centres is stated, is provided with the support base some fan-shaped spacing recessed
Groove, in addition to a spacing briquetting, the spacing briquetting are placed in limited impression, the outer rim of the spacing briquetting and each hairbrush base
Contact is connected and in same level, and further hairbrush base is fixed in the buckling groove by spacing briquetting, passed through
Position-limit mechanism, which can facilitate, is dismounted hairbrush base with outer chassis.
Further, the buckling groove is connected with each other with support base by a transition linkage section, the transition linkage section
With buckling groove cell wall one cascade groove of formation, the spacing briquetting is placed in the cascade groove.
Further, the abrasive brush is installed on hairbrush base with independent unit form, the shape of the abrasive brush
For strip, the material of abrasive brush can be selected arbitrarily.So when the abrasive brush of unit is damaged, unit can be only changed
Abrasive brush.
Further, the cross section of the hairbrush base is drum.
The beneficial effects of the utility model are:
A kind of wall surface grinding machine with dust exhaust apparatus of the present utility model, by setting dust suction fan blade in suction most strong portion
Pick-up performance on the same line, is strengthened in position with air intake passage, gathers while being provided with air inlet in the front portion of dust suction fan blade and having
Gas effect further strengthens pick-up performance, and next is provided with polishing brush device, including abrasive brush and the hair for installing abrasive brush
Brush base, by the way that abrasive brush is fixed on hairbrush base, and by position-limit mechanism by some bases and the dismantled and assembled company in outer chassis
Connect, when the abrasive brush on hairbrush base is damaged, be more convenient to change, reduce cost, meanwhile, hairbrush can use different material systems
Make, and to be installed in the form of strip on hairbrush pedestal, in addition can be according to concrete condition with the abrasive brush of independent unit form
Arbitrary arrangement is big using flexibility.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of wall surface grinding machine structural representation with dust exhaust apparatus of the utility model;
Fig. 2 is a kind of wall surface grinding machine profile with dust exhaust apparatus of the utility model;
Fig. 3 is the structural representation of polishing pad in Fig. 1;
Fig. 4 is the structural representation on Fig. 1 China and foreign countries chassis;
Fig. 5 is the structural representation of dust suction disc in Fig. 1.
In figure, 1- polishing pads;2- disks;3- dust suction discs;4- dust shields;5- dust suction fan blades;6- air suction opening units;7- outlets
Hole;8- baffle plates;9- air inlets;10- annular grooves;11- retractable brushs;12- hairbrush parts;13- abrasive brush;14- hairbrush bases;
15- buckling grooves;The fixture blocks of 16- first;18- support bases;19- limited impressions;The spacing briquettings of 20-;21- transition linkage sections.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Embodiment 1
As Figure 1-5, a kind of wall surface grinding machine with dust exhaust apparatus, including polishing pad 1, disk 2, dust collecting system, tooth
Wheel drive mechanism and motor, motor drive the polishing pad to move by gear drive, and (gear drive is existing skill
Art, it is disclosed in patent CN201410241280), disk 2 is covered on polishing pad 1, and dust collecting system includes dust suction disc 3, inhaled
Dust hood 4 and dust suction fan blade 5, dust suction disc 3 are arranged at the rear of polishing pad and are connected with the output end of gear drive, dust suction disc
Air suction opening unit 6 is provided with 3, air suction opening unit 6 includes some curved evenly distributed air suction openings and positioned at head and the tail position
On air suction opening be respectively arranged at the edge and center connection hole of dust suction disc, air suction opening unit 6 is helically arranged on dust suction disc
Row, this structure is set compared to air suction opening arranged in a ring, and can increase dust suction scope and can reduce the quantity of air suction opening,
Dust suction fan blade 5 is fixedly connected on the output shaft of motor, and air intake passage, air intake passage are formed between polishing pad 1 and the disk 2
Communicated with the dust shield 4, venthole 7 is provided with dust shield 4, the front portion of dust suction fan blade 5 is provided with a baffle plate 8, and baffle plate 8 encloses
Into an air inlet 9, with air intake passage on the same line, dust shield 4 is configured so that air inlet 9 with casing to be separate
Adjustable dust suction fan blade suction most strong position with air intake passage on the same line, strengthen pick-up performance, while in dust suction
The front portion of fan blade is provided with air inlet, and there is gather qi together effect further to strengthen pick-up performance.Disk 2 is provided with along along edge inner side
Some retractable brushs 11 for preventing dust from flying out, retractable brush bag are provided with one annular groove 10, annular groove 10
The hairbrush part 12 of front end and the Flexible Connector of rear end are included, Flexible Connector is installed in the annular groove, Flexible Connector
For spring or other elastic components, the structure of polishing pad is specific as follows:Including outer chassis, set along the axis of centres diverging arrangement on outer chassis
Some polishing brush devices are equipped with, polishing brush device includes abrasive brush 13 and the hairbrush base 14 for installing abrasive brush, brush sole
The cross section of seat 14 is to be provided with abrasive brush mounting hole on drum, hairbrush base 14, and abrasive brush 13 is installed on abrasive brush mounting hole
Interior, abrasive brush is installed on hairbrush base with independent unit form, and abrasive brush is shaped as strip, and the material of abrasive brush 13 can
Any selection.So when the abrasive brush of a unit is damaged, the abrasive brush of a unit can be only changed, along along the outer chassis
The diverging of centre axle outer, which is disposed with, is provided with least two groups the first symmetrical fixture blocks in some buckling grooves 15, buckling groove 15
16, hairbrush base can be placed in buckling groove, and at least two group second is provided with corresponding hairbrush base and blocks fast, first fixture block
16 and second card clamping is carried out by way of mutually clamping soon, be additionally provided with position-limit mechanism between hairbrush base and outer chassis,
Position-limit mechanism includes placing a support base 18 of annular setting outside the outer chassis axis of centres, if being provided with support base 18
Fan-shaped limited impression 19, in addition to a spacing briquetting 20 are done, spacing briquetting 20 is placed in limited impression 19, spacing briquetting 20
Outer rim is connected and in same level with each hairbrush base contacts, is further fixed on hairbrush base by spacing briquetting 20
In the buckling groove, it can be facilitated by position-limit mechanism and be dismounted hairbrush base with outer chassis, specifically, the buckling groove 15
It is connected with each other with support base by a transition linkage section 21, the transition linkage section and the formation one of buckling groove cell wall are stepped recessed
Groove, the spacing briquetting is placed in the cascade groove.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.