CN205928140U

CN205928140U - Dustless polisher

Info

Publication number: CN205928140U
Application number: CN201620974949.6U
Authority: CN
Inventors: 张琦
Original assignee: Chongqing San Jin Technology Co Ltd
Current assignee: Chongqing San Jin Technology Co Ltd
Priority date: 2016-08-30
Filing date: 2016-08-30
Publication date: 2017-02-08
Anticipated expiration: 2026-08-30

Abstract

The utility model discloses a dustless polisher, including the host computer body, suction hood, connecting plate and sand table, the suction hood passes through connecting plate and host computer body coupling, the utility model provides a dustless polisher, can not having on the one hand " dead angle ", polish and the operator need not vary the gesture of polishing when polishing the reentrant corner of different positions, and on the other hand has avoided resulting in burning the motor because of coaxial error, stator and the mutual friction of rotor looks that the assembly produced through adopting stator and rotor fixed connection integral type motor, has reduced the vibrations impact of transmission shaft to the motor, the assembly and the change of the motor of being convenient for again.

Description

A kind of dustless sander

Technical field

This utility model is related to a kind of sanding apparatus, is related specifically to a kind of dustless sander.

Background technology

At present, the plane sanding such as metope, plank or floor is processed mainly by polishing, mode one kind of polishing is artificial Polishing, this mode inefficiency and labor strength is big；The polisher that another kind is made by machinery is polished, and is beating During mill, in order that polisher sealing dust, form dustless effect, need to arrange dust shield, such as present existing on the market nothing Dirt polisher includes circular emery disc and the emery disc sealing cover of power set drive, but this polisher is due to the shape of dust shield Shape is the circle mated with circular emery disc, has a certain distance, run into wall between the outer rim of the outer rim of dust shield and circular emery disc When at face, plank or floor inner corner trim, circular dust shield promotes the circular emery disc in polisher cannot be polished to inner corner trim face to lean on The position of nearly inside corner line, causes directly with polisher, to be polished in metope, plank or floor comprehensively, leaves polishing " dead angle ".A kind of dustless sander being and for example similar to, includes circular emery disc and the dust shield of power drive, and dust shield includes Main part and split part, main part and split part are combined into, along the outer tangent line of circular emery disc, the circle mating with circular emery disc Shape, dust shield split piecemeal activity is connected in main part, and this polisher, when polishing inner corner trim, will be movably connected in dust suction Cover split part is taken away, and just directly with being polished at the inner corner trim to metope, plank or floor for the polisher comprehensively, and can eliminate " dead angle ", but in specifically used bruting process, the position of split part can not change relative to operation handle position, and operator exists The gesture of conversion polishing is needed during the inner corner trim of polishing diverse location, thus there is operator to be inconvenient to operate, firmly inconsistent, make Become the undesirable defect of polishing effect.The power set of current polisher on the market use stator and separate with rotor simultaneously The motor of formula, so burns out fault in polishing because motor easily in the percussion of power transmission shaft.

Utility model content

In view of this, the purpose of this utility model is to provide a kind of dustless sander, on the one hand can no " dead angle " polishing And operator does not need to convert the gesture of polishing when polishing the inner corner trim of diverse location, on the other hand pass through using stator and rotor It is fixedly connected integrated motor, it is to avoid the coaxial error, stator and the rotor phase mutual friction that produce because of assembling lead to burn motor, subtract Lack the jerk to motor for the power transmission shaft, be easy to assembling and the replacing of motor again.

A kind of dustless sander of the present utility model, including main body, dust shield, connecting plate and emery disc, described dust shield Connected by connecting plate and main body；Described main body includes host shell, stator and rotor and is fixedly connected integrated motor, biography Moving axis, adapter sleeve and output shaft, stator and rotor are fixedly connected integrated motor, power transmission shaft, adapter sleeve and output shaft and all install In host shell, adapter sleeve is provided with radiating wheel, and power transmission shaft is provided with dust suction wheel, and power transmission shaft passes through adapter sleeve and stator and turns Son is fixedly connected integrated motor and connects, and power transmission shaft and output shaft are engaged by driving cog and connect；Described emery disc is installed on output The tip of the axis；Described dust shield includes dust shield main body, inner corner trim lid, inner corner trim cover buckle and air inlet, and inner corner trim lid passes through inner corner trim lid Clasp is installed in dust shield main body, and air inlet is arranged in dust shield main body.

Further, the external open step that described dust shield is formed by connecting plate and main body are flexibly connected.

Further, described air inlet closes semicircle for ring and half diameter of a circle side is ramped shaped.

Further, described host shell is provided with the external stop pin device of Long Circle.

Further, described host shell is provided with fender bracket.

Further, described host shell is reverse up concave type bearing block.

Compared with prior art, the having the beneficial effects that of dustless sander of the present utility model：On the one hand can be no " dead Angle " polishing and operator does not need to convert the gesture of polishing when polishing the inner corner trim of diverse location, have convenient operation, firmly one The advantages of cause, polishing effect are good；On the other hand by integrated motor is fixedly connected with rotor using stator, it is to avoid because assembling The coaxial error, stator and the rotor phase mutual friction that produce lead to burn motor, decrease the jerk to motor for the power transmission shaft, will not There is burning out the fault of motor because of the percussion of power transmission shaft, be easy to assembling and the replacing of motor simultaneously again.

Brief description

With reference to the accompanying drawings and examples this utility model is further described：

Fig. 1 is the overall structure diagram of dustless sander of the present utility model；

Fig. 2 is the internal structure schematic diagram of dustless sander of the present utility model；

Fig. 3 is that dustless sander of the present utility model does not install front view during emery disc；

Fig. 4 is the front view that dustless sander of the present utility model installs during emery disc；

Title corresponding to each labelling of in figure is respectively：Main body 1, dust shield 2, connecting plate 3, emery disc 4, stator and turn Son is fixedly connected integrated motor 1-1, adapter sleeve 1-2, power transmission shaft 1-3, output shaft 1-4, Long Circle external stop pin device 1- 5th, fender bracket 1-6, host shell 1-9, cover main body 2-1, inner corner trim lid 2-2, the sub- 2-3 of inner corner trim cover buckle, air inlet 2-4.

Specific embodiment

Fig. 1 is the overall structure diagram of dustless sander of the present utility model, and Fig. 2 is dustless polishing of the present utility model The internal structure schematic diagram of machine, Fig. 3 is the front view that dustless sander of the present utility model does not install during emery disc, and Fig. 4 is this reality With new dustless sander, front view during emery disc is installed, as shown in the figure：Dustless sander of the present utility model includes main frame Body 1, dust shield 2, connecting plate 3 and emery disc 4, described dust shield 2 passes through connecting plate 3 and main body 1 connects；Described main body 1 wraps Include host shell 1-9, stator and rotor and be fixedly connected integrated motor 1-1, power transmission shaft 1-3, adapter sleeve 1-2 and output shaft 1-4, Stator is fixedly connected integrated motor 1-1, power transmission shaft 1-3, adapter sleeve 1-2 and output shaft 1-4 and is all installed on main case with rotor In body 1-9, adapter sleeve 1-2 is provided with radiating wheel, and power transmission shaft 1-3 is provided with dust suction wheel, power transmission shaft 1-3 pass through adapter sleeve 1-2 with Stator is fixedly connected integrated motor 1-1 and connects with rotor, and power transmission shaft 1-3 and output shaft 1-4 is engaged by driving cog and connects；Institute State the end that emery disc 4 is installed on output shaft 1-4；Described dust shield 2 includes dust shield main body 2-1, inner corner trim lid 2-2, inner corner trim cover buckle Sub- 2-3 and air inlet 2-4, inner corner trim lid 2-2 is installed in dust shield main body 2-1 by the sub- 2-3 of inner corner trim cover buckle, and air inlet 2-4 sets It is placed in dust shield main body 2-1.

In the present embodiment, the external open step that described dust shield 2 is formed by connecting plate 3 and main body 1 activity connect Connect, therefore dust shield 2 can be with Arbitrary Rotation.

In the present embodiment, described air inlet 2-4 closes semicircle for ring and half diameter of a circle side is ramped shaped, has dust suction effect The advantages of really good.

In the present embodiment, described host shell 1-9 is provided with Long Circle external stop pin device 1-5, without taking main frame apart Housing 1-9 just can change Long Circle external stop pin device 1-5.

In the present embodiment, described host shell 1-9 is provided with fender bracket 1-6, can effective protection host shell 1-9 be difficult to touch Bad, break, increase its intensity and be unlikely to deform.

In the present embodiment, described host shell 1-9 is reverse up concave type bearing block, and air cooling effect is good.

Principle of the present utility model is the external open step that formed by connecting plate 3 of dust shield 2 of dustless sander It is flexibly connected with main body 1, dust shield 2 can be with Arbitrary Rotation, and dust shield main body 2-1 passes through inner corner trim lid with inner corner trim lid 2-2 Clasp 2-3 connects, and when polishing inner corner trim, after can opening the sub- 2-3 of inner corner trim cover buckle, takes off inner corner trim lid 2-2 it is not necessary to polishing is cloudy When angle, buckle the sub- 2-3 of inner corner trim cover buckle, make inner corner trim lid 2-2 and dust shield main body 2-1 be in an entirety, reach sealing dust suction Purpose, due to dust shield 2 can with Arbitrary Rotation, therefore polish inner corner trim when only need to for dust shield 2 to rotate to proper angle After can be carried out polish, do not need in bruting process adjustment polishing gesture, facilitate operator operate, firmly unanimously, polishing effect Really good.On the other hand, due to being fixedly connected integrated motor 1-1 with rotor using stator, power transmission shaft 1-3 rushes to the vibrations of motor Hit and will not act directly on stator and be fixedly connected on integrated motor 1-1 with rotor, but act on adapter sleeve 1-2, connect Set 1-2 has cushioning effect, does not result in rotor and occurs burning out the fault of motor because being directly given a shock impact, avoids simultaneously The coaxial error, stator and the rotor phase mutual friction that produce because of assembling lead to burn motor, are easily installed and change motor.

Finally illustrate, above example only in order to the technical solution of the utility model to be described and unrestricted, although logical Cross and this utility model is described with reference to preferred embodiment of the present utility model, but those of ordinary skill in the art It should be appreciated that in the form and details it can be made with various changes, without departing from appended claims institute The spirit and scope of the present utility model limiting.

Claims

1. a kind of dustless sander, is characterized in that：Including main body (1), dust shield (2), connecting plate (3) and emery disc (4), described Dust shield (2) passes through connecting plate (3) and main body (1) connects；Described main body (1) includes host shell (1-9), stator and turns Son is fixedly connected integrated motor (1-1), power transmission shaft (1-3), adapter sleeve (1-2) and output shaft (1-4), and stator and rotor are fixed It is integrally connected formula motor (1-1), power transmission shaft (1-3), adapter sleeve (1-2) and output shaft (1-4) and be all installed on host shell (1-9) Interior, adapter sleeve (1-2) is provided with radiating wheel, and power transmission shaft (1-3) is provided with dust suction wheel, and power transmission shaft (1-3) passes through adapter sleeve (1-2) It is fixedly connected integrated motor (1-1) with stator and rotor to be connected, power transmission shaft (1-3) and output shaft (1-4) are nibbled by driving cog Close and connect；Described emery disc (4) is installed on the end of output shaft (1-4)；Described dust shield (2) includes dust shield main body (2-1), the moon Angle lid (2-2), inner corner trim cover buckle (2-3) and air inlet (2-4), inner corner trim lid (2-2) passes through inner corner trim cover buckle (2-3) and is installed on suction In dust hood main body (2-1), air inlet (2-4) is arranged in dust shield main body (2-1).

2. a kind of dustless sander according to claim 1 is it is characterised in that described dust shield (2) passes through connecting plate (3) The external open step being formed and main body (1) are flexibly connected.

3. a kind of dustless sander according to claim 1 is it is characterised in that described air inlet (2-4) closes semicircle for ring Shape and half diameter of a circle side are ramped shaped.

4. a kind of dustless sander according to claim 1 is it is characterised in that described host shell (1-9) is provided with length Circular external stop pin device (1-5).

5. a kind of dustless sander according to claim 1 is it is characterised in that described host shell (1-9) is provided with guarantor Retaining frame (1-6).

6. a kind of dustless sander according to claim 1 it is characterised in that described host shell (1-9) be reversely under Female bearing block.