CN206883352U - Lengthening formula sander - Google Patents
Lengthening formula sander Download PDFInfo
- Publication number
- CN206883352U CN206883352U CN201720671543.5U CN201720671543U CN206883352U CN 206883352 U CN206883352 U CN 206883352U CN 201720671543 U CN201720671543 U CN 201720671543U CN 206883352 U CN206883352 U CN 206883352U
- Authority
- CN
- China
- Prior art keywords
- extension bar
- connection end
- fixture block
- shank
- short slot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a kind of lengthening formula sander, solves the problems, such as that the fixed form of extension bar in the prior art is difficult to simultaneously meet simple and is connected firmly.Its drip irrigation device is to include sander body, sander body includes workpiece polishing mechanism and the shank being connected with workpiece polishing mechanism, shank end is removably connected with gripping member, gripping member has the through hole that both ends are respectively the first connection end and second connection end, first connection end connects for shank, and second connection end is removably connected with extension bar;The outer wall of extension bar is provided with multiple fixture blocks, the through-hole wall of second connection end is disposed with along depth increase direction and inserts short slot and the annular spacing groove communicated with short slot for fixture block, and one end of short slot extends to the end face of second connection end, rotating extension bar makes fixture block be axially moved along extension bar to limit fixture block in sliding into misplace with short slot in annular spacing groove, having reached improves the mounting means of extension bar, ensure that dismounting is simple, and meet the purpose of fastness requirement.
Description
Technical field
Metope grinding apparatus field is the utility model is related to, in particular, is related to a kind of lengthening formula sander.
Background technology
The purpose of metope polishing is to obtain a smooth metope, and eliminates some flaws in fitment process, it
It is one of very big process of extremely important and task amount in wall surfacing.Before, metope polishing generally use is manual polishing
Mode, i.e., manually metope is polished using manual or electronic grinding head, grinding efficiency is low, and in the mistake of polishing
Caused noise and dust pollution have very big infringement to the health of worker in journey.
Disclosure of the invention a kind of sander, wall surface grinding machine, including the shell that Patent publication No is CN105127853A, outside
The controller of high power density brushless electric machine and high power density brushless electric machine is provided with shell;High power density brushless electric machine bag
Include to rotate and be arranged at the armature spindle of shell, the drive shaft of the polishing pad of armature spindle and wall surface grinding machine is coaxially disposed and is integral type
Structure, controller are arranged at side of the high power density brushless electric machine away from polishing pad, dedusting protective cover are covered with outside polishing pad,
The dust sucting pipeline being connected with extraneous dust exhaust apparatus, dedusting protective cover and cage connection are provided with dedusting protective cover;Armature spindle
Operating surface of the axis perpendicular to polishing pad and the center of circle by polishing pad.
By setting dedusting protective cover, dust sucting pipeline etc. to avoid bruting process dust pollution, but during metope polishing, typically
Sander is applied to side walls, the metope being directed at ceiling, then needs by instrument to ensure that sander can contact wall
Face, but this often inconvenience is arbitrarily mobile, therefore people use extension bar, if but extension bar simply install, easily cause fastness
The problem of inadequate, to ensure fastness, then the installation of extension bar is complicated and not easy to remove, so that the fixation of extension bar
Mode is to be improved.
Utility model content
The purpose of this utility model is to provide a kind of lengthening formula sander, improves the mounting means of extension bar, it is ensured that dismounting
Simply, and meet that fastness requires.
Above-mentioned technical purpose of the present utility model technical scheme is that:A kind of lengthening formula polishing
Machine, including sander body, the sander body include workpiece polishing mechanism and the shank being connected with workpiece polishing mechanism, the shank
End is removably connected with gripping member, and the gripping member has the through hole that both ends are respectively the first connection end and second connection end,
First connection end connects for shank, and the second connection end is removably connected with extension bar;The outer wall of the extension bar is set
Have multiple fixture blocks, the through-hole wall of the second connection end along depth increase direction be disposed with for fixture block insert short slot and
The annular spacing groove communicated with short slot, and one end of the short slot extends to the end face of second connection end, rotates the extension bar
Fixture block is set to be axially moved along extension bar to limit fixture block in sliding into misplace with short slot in annular spacing groove.
By using above-mentioned technical proposal, gripping member is installed in the shank being connected with workpiece polishing mechanism, consequently facilitating behaviour
Make the movement of sander body, gripping member has through hole, the second connection end connection extension bar of through hole, and extension bar is inserted in through hole
One end be provided with fixture block, second connection end inwall be provided with for fixture block sliding short slot and rotate and slide with extension bar for fixture block
Annular spacing groove, when fixture block, which turns to, to be misplaced with short slot, the side wall through annular spacing groove limits fixture block and axially transported along extension bar
Dynamic, so as to prevent extension bar from departing from gripping member, when using extension bar operation sander body, gripping member is placed in extension bar
Top, now fixture block is by the downward pressure of annular stop groove sidewall, and fixture block and extension bar have upward branch to gripping member
Support force, so as to effectively prevent fixture block from being skidded off from short slot so that extension bar installation is simple.
It is of the present utility model to be further disposed in the fixture block offers neck backwards to the side for lengthening rod axis, institute
State and be provided with annular spacing groove in embedded neck to limit the card key of fixture block motion.
By using above-mentioned technical proposal, neck and card key are set so that the fixture block slid in annular spacing groove, work as card
In key insertion neck, then the sliding of fixture block is restricted, and so as to avoid the fixture block when sander is not used from turning at short slot, is had
Effect prevents extension bar and gripping member accidental release when sander is not used.
It is of the present utility model be further disposed in, be installed between the card key and annular spacing groove driving card key in ring
The spring to be stretched in shape stopper slot.
By using above-mentioned technical proposal, spring is set so that card key is scalable, so that it is guaranteed that deep in card key insertion neck
When degree is enough to limit fixture block movement, prevent from, in repeated disassembled and assembled extension bar, card key being caused to damage.
It is of the present utility model to be further disposed in first connection end outer wall is provided with caulking groove, and outside the extension bar
Wall is articulated with the grab being engaged by clamping with caulking groove.
By using above-mentioned technical proposal, caulking groove and grab are set, so as to which increase and extension bar are consolidated on the outside of gripping member
It is fixed, coordinate the clamping of card key and neck, further increase the fastness that extension bar is connected with gripping member.
It is of the present utility model to be further disposed in the short slot is vertically installed in the top of annular spacing groove and side wall is set
There is convex tendon.
By using above-mentioned technical proposal, convex tendon is set, limitation of the increase short slot to fixture block, avoids fixture block easily from short slot
Inside skid off.
It is of the present utility model to be further disposed in axle of the line parallel to extension bar at the place of the fixture block and grab
Line.
By using above-mentioned technical proposal, the position of fixture block and grab is set, when being easy to split out extension bar from gripping member,
When grab is rotated to short slot place, that is, mean that fixture block close to short slot, now can be extracted extension bar from through hole.
Of the present utility model be further disposed in, the extension bar and shank is in hollow shape, and the extension bar and
The cleaning shaft being connected with workpiece polishing mechanism is equipped with shank, the other end end sleeve of the cleaning shaft is provided with dust cloth
Bag.
By using above-mentioned technical proposal, cleaning shaft is set, dust caused by polishing can be drawn from abrasive end, kept away
Exempt from operation of the dust excessively to workpiece polishing mechanism to cause to damage, and dust is collected using dust cloth bag, prevent the pollution of the environment.
Of the present utility model be further disposed at has spilt water in, the dust cloth bag surface and interior has been provided with activated carbon granule.
By using above-mentioned technical proposal, water is spilt on dust cloth bag, so that the dust in dust cloth bag can sink
Product is in dust cloth bag, and when avoiding pouring out dust out of dust cloth bag, dust is flown upward everywhere, pollutes environment, and set activated carbon
Particle, harmful dust is adsorbed using activated carbon granule, avoid damaging the health of people.
In summary, the utility model has the advantages that:Fixture block and grab, fixture block are provided with one end of extension bar
Neck is provided with, short slot, annular spacing groove and caulking groove are set in the through hole of gripping member, are provided with annular spacing groove scalable
Card key, be moved to by fixture block from short slot in annular spacing groove, and rotating card block coordinates until card key and neck coordinate simultaneously
The clamping of grab and caulking groove, so that extension bar installation is simple, and it is connected firmly.
Brief description of the drawings
Fig. 1 is schematic diagram of the present utility model;
Fig. 2 is the first exploded view of gripping member, extension bar and shank;
Fig. 3 is the second exploded view of gripping member, extension bar and shank;
Fig. 4 is the enlarged drawing at A in Fig. 2.
In figure, 1, workpiece polishing mechanism;11st, grinding head;12nd, drive device;13rd, cleaning shaft;2nd, dust cloth bag;3rd, shank;
31st, external screw thread;4th, extension bar;41st, fixture block;411st, neck;42nd, grab;5th, gripping member;51st, hand grip portion;6th, through hole;61st,
One connection end;611st, internal thread;62nd, second connection end;621st, short slot;622nd, annular spacing groove;623rd, caulking groove;7th, card key;8、
Spring;9th, convex tendon.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in figure 1, a kind of lengthening formula sander, including sander body, sander body include being used for metope of polishing
Workpiece polishing mechanism 1, workpiece polishing mechanism 1 include with emery disc grinding head 11 and driving emery disc rotation drive device 12, polishing
The shell of mechanism 1 is fixedly connected with shank 3, and one end of shank 3 is provided with gripping member 5, and is connected with and adds in one end of gripping member 5
Stock 4, wherein, shank 3 and extension bar 4 are in hollow shape, are connected through gripping member 5 so that both are coaxially set and internal phase
Logical, so as to make sander body be moved in side wall using the behaviour of gripping member 5, using extension bar 4, behaviour makes sander body in smallpox
Board wall moves on face.
Air extractor is provided with shell at workpiece polishing mechanism 1(Do not illustrated in figure), dust caused by polishing is drawn to and taken out
A cleaning shaft 13 is connected with the chamber of device of air, and in the chamber of air extractor, cleaning shaft 13 wears shank 3 and added
Stock 4, and wear to outside the one end of extension bar 4 away from shank 3, the end sleeve of cleaning shaft 13 is provided with a dust cloth bag 2, warp
Rope is fixed, and dust cloth bag 2 is built with activated carbon granule(Do not illustrated in figure), and water has been spilt on the surface of dust cloth bag 2,
So as to which the dust in workpiece polishing mechanism 1 is led in dust cloth bag 2 through Action of Gravity Field, make moist and be deposited in dust cloth bag 2 through water, and
Harmful dust is adsorbed through activated carbon granule, avoids the health of sanding operation infringement user.
With reference to shown in Fig. 2 to Fig. 4, gripping member 5 includes hand grip portion 51 and connecting portion, and there is connecting portion one to supply shank 3
The through hole 6 inserted with extension bar 4, the both ends of through hole 6 be respectively the first connection end 61 for being connected with shank 3 and with extension bar 4
The second connection end 62 of connection.One end outer surface that shank 3 is connected with gripping member 5 is provided with external screw thread 31, and the first connection end 61
Inwall be provided with the internal thread 611 coordinated with external screw thread 31 so that shank 3 and gripping member 5 are through threaded connection.
Extension bar 4 insert second connection end 62 in one end external diameter be decreased to it is identical with the internal diameter of through hole 6, and positioned at lengthen
Outer wall of the bar 4 at this is provided with two fixture blocks 41, and two fixture blocks 41 are set with the axisymmetrical of extension bar 4.Each fixture block 41 is carried on the back
A neck 411, and the hemispherical shrinkage pool shape of neck 411 are offered to the side of the axis of extension bar 4.The outer wall pivot of extension bar 4
Two grabs 42 are connected to, and the articulated section of grab 42 is located at the part that extension bar 4 is not inserted into gripping member 5.It is located on extension bar 4
There is recess at where grab 42, so that when the rotation of grab 42 is extremely bonded with the outer wall of extension bar 4, the outer surface of extension bar 4
It is smooth.Two grabs 42 are set with the axisymmetrical of extension bar 4, and are located at the line at the grab 42 and the place of fixture block 41 of homonymy
Parallel to the axis of extension bar 4.
The inwall of second connection end 62 offers two symmetrically arranged short slots 621, and short slot 621 is from second connection end 62
End face it is axially arranged along through hole 6, and be equipped with two parallel to the end of second connection end 62 positioned at the relative two sides of short slot 621
The convex tendon 9 in face.The inwall of second connection end 62 is provided with the annular spacing groove 622 communicated with short slot 621, positioned at annular spacing groove
It is provided with two symmetrically arranged card keys 7 in 622, and the line of two card keys 7 is perpendicular to the line of two short slots 621, in annular
There is the cavity being embedded in for card key 7 in stopper slot 622 positioned at the installation place of card key 7, and be installed with cavity and be fixedly connected with card key 7
Spring 8, so as to the effect through spring 8 so that card key 7 can do axial linear movement in cavity, i.e. card key 7 can limit in annular
Stretched in the groove 622 of position.Outer wall positioned at second connection end 62 is provided with two symmetrically arranged caulking grooves 623, so as to pass through grab 42
It is engaged by clamping with caulking groove 623, realizes the further fixation of extension bar 4 and gripping member 5.
When the utility model is installed, gripping member 5 is threaded in the end of shank 3, by fixture block 41 on extension bar 4 along short slot
621 slip into annular spacing groove 622,490 ° of rotating lengthening bar so that fixture block 41 misplaces with short slot 621, and now annular stop
Card key 7 in groove 622 is driven through spring 8 in the neck 411 on the embedded surface of fixture block 41, so as to realize extension bar 4 and gripping member 5
It is fixed, the grab 42 on extension bar 4 is rotated, it is engaged by clamping with the caulking groove 623 on gripping member 5, so as to further strengthen adding
The fastness that stock 4 is connected with gripping member 5.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Claims (8)
1. a kind of lengthening formula sander, including sander body, the sander body include workpiece polishing mechanism (1) and with polishing
The connected shank (3) of mechanism (1), shank (3) end are removably connected with gripping member (5), it is characterised in that:The gripping
Part (5) has the through hole (6) that both ends are respectively the first connection end (61) and second connection end (62), first connection end (61)
Connected for shank (3), the second connection end (62) is removably connected with extension bar (4);The outer wall of the extension bar (4) is provided with
Multiple fixture blocks (41), through hole (6) inwall depth increase direction of the second connection end (62) are disposed with for fixture block (41)
Short slot (621) and the annular spacing groove (622) communicated with short slot (621) are inserted, and one end of the short slot (621) extends to
The end face of second connection end (62), rotate the extension bar (4) make fixture block (41) slide into the annular spacing groove (622) with
Short slot (621) dislocation is axially moved with limiting fixture block (41) along extension bar (4).
2. lengthening formula sander according to claim 1, it is characterised in that:The fixture block (41) is backwards to extension bar (4) axle
The side of line offers neck (411), is provided with the annular spacing groove (622) in embedded neck (411) to limit fixture block
(41) card key (7) of motion.
3. lengthening formula sander according to claim 2, it is characterised in that:The card key (7) and annular spacing groove (622)
Between be installed with driving card key (7) in annular spacing groove (622) stretch spring (8).
4. lengthening formula sander according to claim 3, it is characterised in that:First connection end (61) outer wall is provided with embedding
Groove (623), and the extension bar (4) outer wall is articulated with the grab (42) being engaged by clamping with caulking groove (623).
5. lengthening formula sander according to claim 4, it is characterised in that:The short slot (621) is vertically installed in annular
The top of stopper slot (622) and side wall is provided with convex tendon (9).
6. lengthening formula sander according to claim 5, it is characterised in that:The fixture block (41) and the place of grab (42)
Locate axis of the line parallel to extension bar (4).
7. lengthening formula sander according to claim 1, it is characterised in that:The extension bar (4) and shank (3) are in sky
Heart shaped, and the cleaning shaft (13) being connected with workpiece polishing mechanism (1) place is equipped with the extension bar (4) and shank (3), it is described to remove
The other end end sleeve of dirt pipeline (13) is provided with dust cloth bag (2).
8. lengthening formula sander according to claim 7, it is characterised in that:Dust cloth bag (2) surface spilt water and
It is interior to be provided with activated carbon granule.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720671543.5U CN206883352U (en) | 2017-06-10 | 2017-06-10 | Lengthening formula sander |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720671543.5U CN206883352U (en) | 2017-06-10 | 2017-06-10 | Lengthening formula sander |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206883352U true CN206883352U (en) | 2018-01-16 |
Family
ID=61317941
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720671543.5U Expired - Fee Related CN206883352U (en) | 2017-06-10 | 2017-06-10 | Lengthening formula sander |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206883352U (en) |
-
2017
- 2017-06-10 CN CN201720671543.5U patent/CN206883352U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180116 Termination date: 20190610 |
|
CF01 | Termination of patent right due to non-payment of annual fee |