CN110103110A

CN110103110A - Long rod type polishing machine

Info

Publication number: CN110103110A
Application number: CN201910038409.5A
Authority: CN
Inventors: 杉田文秀
Original assignee: Makita Corp
Current assignee: Makita Corp
Priority date: 2018-02-01
Filing date: 2019-01-16
Publication date: 2019-08-09
Also published as: JP2019130643A; DE102019102355A1; US20190232456A1

Abstract

The present invention is long rod type polishing machine, is also in compact when being equipped with battery, so that battery is difficult to be in the way.Dry wall sander (1) as long rod type polishing machine an example has: the battery (86) of prism-shaped, passes through the driven electric motor of electric power of battery (86), the pad (146) moved with burnishing surface and by the driving force of electric motor and the bar portion (2) connecting via head outer shell (130) and hanging box portion (6) with pad (146) in front end at the battery mounting portion (36) that can install battery (86).Being installed between the direction and the 2nd virtual line (K) of the longest edge (J) of the battery (86) of battery mounting portion (36) has angle, and the 2nd virtual line (K) is the orthogonal straight line of 1st virtual line (L) both sides parallel with the central axis (M) of bar portion (2) and orthogonal with central axis (M) and with pad burnishing surface.

Description

Long rod type polishing machine

Technical field

The present invention relates to dry wall sander, long rod type grinder, long rod type sanding machine, long rod type concrete planishing machine are isometric Rod-type polishing machine.

Background technique

As shown in Fig. 5 of No. 1961518 specification (patent document 1) of European Patent, it is known to use battery 180 Polishing/cleaner of long rod type.

The machine has the holding mechanism 12 of long size.

As shown in Fig. 4 of patent document 1, in one end of holding mechanism 12, it is formed with parallel stick 78a, 78b, at these Between the front end of stick 78a, 78b, tool heads 16 are connected in a manner of it can rotate via a pair of pin portion 84.Tool heads 16 Include tool 98 as burnisher or polishing tool.

On the other hand, it in the other end of holding mechanism 12, is configured in a manner of along the length direction of holding mechanism 12 Drive motor 178.

In the following, using the length direction of the holding mechanism 12 in the machine as front-rear direction, using tool heads side as on front side of, Using 178 side of drive motor as rear side.In addition, rotary shaft by the tool heads 16 of the machine for holding mechanism 12 Direction (extending direction in pin portion 84) is used as left and right directions, using the direction vertical with left and right directions and front-rear direction as up and down Direction.

In the central portion of holding mechanism 12, it is provided with the ring handle 122 to highlight from holding mechanism 12.Ring handle 122 It is generally perpendicularly to be bent and extend again after extending from the length direction central portion of the side of holding mechanism 12 gently towards outside, And be further generally perpendicularly bent and extend and beyond after holding mechanism 12, and generally perpendicularly bending and along connecing The direction of nearly holding mechanism 12 extends, and is generally perpendicularly bent and extends gently towards inside thus with holding mechanism 12 again The other side length direction central portion be connected.Ring handle 122 is partially toward left and right directions beyond holding mechanism 12.User In the state of making tool heads 16 towards front, stand ring handle 122 opposite side and hold ring handle using both hands and 122 surpass Out in the case where the part of holding mechanism 12, left side of the left side that user observes as the machine, what user observed Right side of the right side as the machine.

Also, at the rear of drive motor 178, the battery 180 of rectangular-shape is relative to holding mechanism 12 and drive Dynamic motor 178 upward state outstanding and be set.For battery 180 in setting, longest edge becomes up and down direction. That is, the longest edge be with the central axis of holding mechanism 12 (imaginary axis in the front-back direction) and with the orthogonality of center shaft and and work Parallel the 1st virtual line (virtual line of the left and right directions) both sides of tool 98 are orthogonal.

Patent document

Patent document 1: No. 1961518 specification of European Patent

Summary of the invention

In such machine, since battery 180 protrudes upward, so, it is not the electric power storage of miniature compact type Pond 180 is also possible to collide user or machined material, so that becoming obstacle.

Therefore, the main purpose of the present invention is to provide one kind: compact is also rendered as when being equipped with battery, Battery is difficult to long rod type polishing machine in the way.

To achieve the goals above, invention described in technical solution 1 is characterized in that having: battery is prism-shaped Or it is cylindric；Battery mounting portion can install above-mentioned battery；Electric motor passes through the electric power of above-mentioned battery And it is driven；Pad, is moved with burnishing surface, and by the driving force of above-mentioned electric motor；And bar portion, end Be connected with above-mentioned pad, be installed on the longest edge of the above-mentioned battery of above-mentioned battery mounting portion direction and the 2nd virtual line it Between there is angle, above-mentioned 2nd virtual line is and orthogonal straight of the central axis of above-mentioned bar portion and the 1st virtual line both sides Line, the 1st virtual line are straight lines with above-mentioned orthogonality of center shaft and parallel with the above-mentioned burnishing surface of above-mentioned pad.

On the basis of foregoing invention, invention described in technical solution 2 is characterized in that, is installed on above-mentioned battery installation The direction of the above-mentioned longest edge of the above-mentioned battery in portion is identical as the direction of above-mentioned 1st virtual line.

On the basis of foregoing invention, invention described in technical solution 3 is characterized in that, from above-mentioned 1st virtual line When direction is observed, it is installed on the center on the direction of above-mentioned 2nd virtual line of the above-mentioned battery of above-mentioned battery mounting portion Portion is located on the above-mentioned central axis of above-mentioned bar portion.

On the basis of foregoing invention, invention described in technical solution 4 is characterized in that having handle portion, the handle portion It is installed in the end with above-mentioned pad opposite side in above-mentioned bar portion, above-mentioned handle portion includes the hand that can be held for user Shank and the dust collection hose interconnecting piece that can connect dust collection hose, the above-mentioned battery for being installed on above-mentioned battery mounting portion are It is configured between above-mentioned handle portion and above-mentioned dust collection hose interconnecting piece on the direction of above-mentioned 2nd virtual line.

On the basis of foregoing invention, invention described in technical solution 5 is characterized in that, is installed in above-mentioned battery peace There is angle between the direction of the above-mentioned longest edge of the above-mentioned battery in dress portion and the above-mentioned central axis of above-mentioned bar portion.

On the basis of foregoing invention, invention described in technical solution 6 is characterized in that, above-mentioned battery mounting portion can Multiple above-mentioned batteries are installed.

On the basis of foregoing invention, invention described in technical solution 7 is characterized in that, above-mentioned battery mounting portion is to press from both sides Above-mentioned bar portion mode be provided with it is multiple, a part of battery in multiple above-mentioned batteries be installed in a part it is above-mentioned Battery mounting portion, another part battery in multiple above-mentioned batteries are installed in the above-mentioned battery installation of another part Portion.

On the basis of foregoing invention, invention described in technical solution 8 is characterized in that, is installed in above-mentioned battery peace The direction of the above-mentioned longest edge of the above-mentioned battery in dress portion and the direction of above-mentioned central axis of above-mentioned bar portion are identical.

On the basis of foregoing invention, invention described in technical solution 9 is characterized in that, above-mentioned electric motor and above-mentioned Pad is held in head shell, and above-mentioned battery mounting portion is configured at above-mentioned head shell.

On the basis of foregoing invention, invention described in technical solution 10 is characterized in that, above-mentioned battery mounting portion is matched It sets on the top of above-mentioned head shell.

On the basis of foregoing invention, invention described in technical solution 11 is characterized in that, above-mentioned battery mounting portion is matched It sets in the side of above-mentioned head shell.

On the basis of foregoing invention, invention described in technical solution 12 is characterized in that, has handle portion, above-mentioned handle Portion is installed in the end with above-mentioned pad opposite side in above-mentioned bar portion, and above-mentioned handle portion, which includes, can connect dust collection hose Dust collection hose interconnecting piece, above-mentioned battery mounting portion are configured in: the above-mentioned dust collection hose interconnecting piece of ratio in above-mentioned handle portion is more Close to the part of above-mentioned pad.

Main effect of the invention is that providing one kind is also rendered as compact, battery when being equipped with battery It is difficult to long rod type polishing machine in the way.

Detailed description of the invention

Fig. 1 be from left sides to the 1st embodiment of the invention involved in dry wall sander (dry wall Sander perspective view).

Fig. 2 is the perspective view of the dry wall sander for the Fig. 1 being observed from the right.

Fig. 3 is the right side view of the dry wall sander of Fig. 1.

Fig. 4 is the main view of the dry wall sander of Fig. 1.

Fig. 5 is the central longitudinal sectional view on front side of the rear portion of the dry wall sander of Fig. 1.

Fig. 6 is the central longitudinal sectional view on rear side of the rear portion of the dry wall sander of Fig. 1.

Fig. 7 is the central longitudinal sectional view of the front of the dry wall sander of Fig. 1.

Fig. 8 is the line B-B cross-sectional view of Fig. 6.

Fig. 9 is the line A-A cross-sectional view of Fig. 3.

Figure 10 is the figure for being equivalent to Fig. 1 that bar portion is under shortest state.

Figure 11 be dry wall sander involved in the 2nd embodiment of the invention be omitted front be equivalent to Fig. 2's Figure.

Figure 12 is the figure for being equivalent to Fig. 3 that front is omitted of Figure 11.

Figure 13 be dry wall sander involved in the 3rd embodiment of the invention be omitted front be equivalent to Fig. 2's Figure.

Figure 14 is the figure for being equivalent to Fig. 3 that front is omitted of Figure 13.

Figure 15 be dry wall sander involved in the 4th embodiment of the invention be omitted front be equivalent to Fig. 2's Figure.

Figure 16 is the figure for being equivalent to Fig. 3 that front is omitted of Figure 15.

Figure 17 is the figure for being equivalent to Fig. 2 of dry wall sander involved in the 5th embodiment of the invention.

Figure 18 is the figure for being equivalent to Fig. 3 of Figure 17.

Figure 19 is that head is omitted with the suitable of outer portion in dry wall sander involved in the 6th embodiment of the invention In the figure of Fig. 2.

Figure 20 is the figure for being equivalent to Fig. 3 that head is omitted with outer portion of Figure 19.

Figure 21 be dry wall sander involved in the 7th embodiment of the invention be omitted front be equivalent to Fig. 2's Figure.

Figure 22 is the figure for being equivalent to Fig. 3 that front is omitted of Figure 21.

Description of symbols

1,251,301,401,501,601,701 ... dry wall sanders (long rod type polishing machine)；2 ... bar portions；4,254, 304,404,504,704 ... handle portion；34 ... handle portions；36,286,336,436,536,636,736 ... battery mounting portion； 40 ... connectors (dust collection hose interconnecting piece)；42 ... dust collection hoses；86 ... batteries；138 ... electric motors；146 ... pads；547, 647 ... head shells；J ... (battery) longest edge；The 2nd virtual line of K ...；The 1st virtual line of L ...；In M ... (bar portion) Mandrel.

Specific embodiment

In the following, suitably being illustrated based on attached drawing to embodiments of the present invention and its modification.Aforesaid way is related to making For the dry wall sander of an example of long rod type polishing machine.

In aforesaid way and modification be upward or downward, front or back, left or right it is defined for ease of description, sometimes according to work At least one party etc. of the state of the component of the situation and movement of industry changes.

In addition, the present invention is not limited to aforesaid way and modifications.

[the 1st mode]

Fig. 1 be from left sides to implementation of the invention the 1st mode involved in dry wall sander 1 perspective view. Fig. 2 is the perspective view for the dry wall sander 1 being observed from the right.Fig. 3 is the right side view of dry wall sander 1.Fig. 4 is dry wall sand The main view of ray machine 1.Fig. 5 is the central longitudinal sectional view on front side of the rear portion of dry wall sander 1.After Fig. 6 is dry wall sander 1 Central longitudinal sectional view on rear side of portion.Fig. 7 is the central longitudinal sectional view of the front of dry wall sander 1.Fig. 8 is the B-B of Fig. 6 Line cross-sectional view.Fig. 9 is the line A-A cross-sectional view of Fig. 3.Figure 10 is the figure for being equivalent to Fig. 1 that bar portion 2 is under shortest state.

Dry wall sander 1 has: bar portion 2, be set to bar portion 2 rear portion (the 2nd end) handle portion 4 and in bar portion 2 Front end (the 1st end) via hanging box portion 6 and link head 8.

Bar portion 2 extends along front and back, and includes the large-diameter pipe 10 as the 1st body of rod and can enter in sliding manner To the small diameter tube 12 as the 2nd body of rod of the inside of large-diameter pipe 10.By the side in large-diameter pipe 10 and small diameter tube 12 relative to Another party's sliding, bar portion 2 have telescoping mechanism and realize free extension.

Small diameter tube 12 is cylindrical shape, is mounted on the handle shell 14 as the outer profile of handle portion 4.Before small diameter tube 12 End is fixed with flange cylinder 16.The flange part of front in flange cylinder 16 come up from the front end of small diameter tube 12 and with large-diameter pipe 10 Inner surface contact.On the other hand, the flange part of flange cylinder 16 is contacted with the outer surface of outer portion with the inner surface of small diameter tube 12. Hole on the radially inner side of flange part in flange cylinder 16 extends forward.

Large-diameter pipe 10 is double-hole tube, is formed by the extruding of aluminum material, includes the cylindrical shape passed through for small diameter tube 12 The 1st hollow portion 20 and the section as being attached to 20 lower part of the 1st hollow portion be in " U " shape the 2nd hollow portion 22.In major diameter The outer surface (adjacent portions for keeping apart the dividing wall of the 1st hollow portion 20 and the 2nd hollow portion 22) of pipe 10 is formed with large-diameter pipe guidance Slot 23, the large-diameter pipe guiding groove 23 are used to carry out the guidance of large-diameter pipe 10 slided in the front-back direction, and for carrying out large-diameter pipe Direction up and down on positioning.

It is fixed in the rear end of the 1st hollow portion 20 of large-diameter pipe 10: being touched or proximated to the outer surface of small diameter tube 12 Cylindric locating snap ring 24.In addition, the backend arrangement of the 2nd hollow portion 22 of large-diameter pipe 10 is in the rear end than the 1st hollow portion 20 Closer to the position in front.In the lower section of the rear end of the 1st hollow portion 20, and the rear side in the rear end of the 2nd hollow portion 22, installation Having section is in the wires guides part 26 of " U " shape.

Handle shell 14 is two Splittables of left and right, is to utilize screw 28 in the state of being combined with each other left part and right part It is formed to fix.

Handle shell 14 includes bar incorporating section 30, extends along front and back and can store bar portion 2；The handle base of mound shape Portion 32, the top configured at the rear portion of bar incorporating section 30；The handle portion 34 in " T " shape is overlooked, from handle base 32 Upper back rearward protrudes；Battery mounting portion 36 configures at the rear of bar incorporating section 30；And connector maintaining part 38, Configure battery mounting portion 36 inferoanterior and extend backward.

Handle portion 34 includes the handle portion main part 34a extended along anteroposterior direction and handle portion main part 34a's Rear end and towards the left and right sides extend nondominant hand shank 34b.

The connector 40 of tubular is maintained in connector maintaining part 38, which includes: to pacify from bar incorporating section 30 and battery Side between dress portion 36 until the downside of battery mounting portion 36 is in the space of " S " shape.Connector 40 is two points of left and right Type is cut, by combining screw 41 and passing through.In the front of connector 40 Be connected in open upper end: the rear end of small diameter tube 12 is connected at the rear of connector 40 in open lower end: Fig. 3 And the dust collection hose 42 (dust collection hose interconnecting piece, precipitron interconnecting piece) of the precipitron of front end is only shown in Fig. 6.

The front of bar incorporating section 30 is formed as cylindric, and exposes in external (referring to Fig. 5).At the rear portion of bar incorporating section 30 On under handle base 32 between boundary, be vertically equipped with: from the left and right sides towards protruding inwardly and prolong along front-rear direction The upper boom incorporating section rib 44 stretched (referring to Fig. 6, Fig. 8).The upper boom incorporating section rib 44 of both sides is located at the top of bar portion 2, they Front end contact with each other.The rear end of upper boom incorporating section rib 44 is formed as section in " 7 " shape, is equipped on the inside of it: right The band portion 46 that the rear end of small diameter tube 12 is kept.The upper back of band portion 46 is in contact with the front upper part of connector 40 or phase It is adjacent.In addition, in the lower part of bar incorporating section 30, and in the side of the lower end of bar portion 2, it is vertically equipped with: lower beam incorporating section rib 48, it should Lower beam incorporating section rib 48 is protruded inwardly from the left and right sides, and is extended along anteroposterior direction (referring to Fig. 8).The lower beam of both sides is received Receiving the front end of portion's rib 48 enters corresponding large-diameter pipe guiding groove 23 in bar portion 2.In addition, in lower beam incorporating section rib 48 lower section, and the upside of the screw 28 of lower section is configured with bar incorporating section bottom 49.

It is configured with screw thread groove portion 52 in the front end of bar incorporating section 30, which, which includes, is formed in outer surface 1st thread groove 50.Fixed cylinder 54 is configured in the inside of screw thread groove portion 52.The outer surface at the rear portion of fixed cylinder 54 and screw thread groove portion 52 inner surface contact, the inner surface of fixed cylinder 54 are contacted with the outer surface of large-diameter pipe 10.It is formed in the front of fixed cylinder 54 Cricoid fixed cylinder protruding portion 56, the fixed cylinder protruding portion 56 are prominent outward to diameter relative to other parts.Fixed cylinder is prominent Portion 56 includes the 1st conical surface 58 rearward extended in front out.In addition, being configured with outer cylinder 60 in the outside of screw thread groove portion 52.? The inner surface of outer cylinder 60 is formed with: the 2nd thread groove 62,2 thread groove 62 of He into the 1st thread groove 50 of screw thread groove portion 52 The 2nd conical surface 64 that is shunk with front arranged in a ring shape of front.

If user rotates outer cylinder 60 towards the direction of advance, the 2nd conical surface 64 will leave the 1st of fixed cylinder 54 The conical surface 58 releases: fixed cylinder 54 is directed to the crimping of large-diameter pipe 10.In this state, large-diameter pipe 10 can be relative to small diameter tube 12 It is moved forward and backward, the length of bar portion 2 can be changed.User, will in the state that bar portion 2 has obtained desired length The direction for making outer cylinder 60 draw back rotates.Then, the 2nd conical surface 64 contacts with the 1st conical surface 58 of fixed cylinder 54 and by fixed cylinder 54 It is pressed to radially inner side, thus fixed cylinder 54 is crimped with the large-diameter pipe 10 on the inside of it to fixed large-diameter pipe 10.In this way, by outer Cylinder 60, fixed cylinder 54 (and screw thread groove portion 52), it will be able to fix bar portion 2 in arbitrary telescopic location.

In the case where bar portion 2 shortens, large-diameter pipe 10 passes through between handle shell 14 (bar incorporating section 30) and small diameter tube 12.

In the case where bar portion 2 is in longest state, the locating snap ring 24 of large-diameter pipe 10 contradicts the flange for arriving small diameter tube 12 The flange part of cylinder 16.At this point, the rear end of large-diameter pipe 10 is located at the inner side of outer cylinder 60.

On the other hand, in the case where bar portion 2 is in shortest state (Figure 10), the rear end of large-diameter pipe 10 is contradicted to upper boom The rear end of incorporating section rib 44.At this point, hanging box portion 6 is located at the forward position of outer cylinder 60.

Handle portion 4 has: above-mentioned handle shell 14 and connector 40；Terminal substrate 70, is held in handle shell 14 battery mounting portion 36；Switch 72 is held in the front end of handle portion 34；Trigger 74, in switch 72 Lower section is configured as exposing at rear portion, and extends along anteroposterior direction；Turned parts 76 is locked, is configured in trigger 74 Upside；Trigger locking member 78 is configured in the front side of trigger 74；Speed adjusts dial plate 80, is held in handle base 32 top；Controller 82 is held in the front of handle base 32；And wireless communication adapter insertion section 84, it is formed In handle base 32.

It is equipped in terminal substrate 70: the battery 86 of cuboid (quadrangular) shape as power supply source, the electric power storage Pond 86 can be charged by charger (illustration omitted).

Terminal substrate 70 include side respectively backward prominent and a pair of power source terminals 88 for extending towards left and right directions and Communication terminal 90.

On the other hand, in battery 86, be provided be configured as it is opposite with a pair of power source terminals 88 and communication terminal 90 The battery feed terminal 92 and battery communication terminal 94 answered.Battery feed terminal 92 and battery communication terminal 94 are configured in: in the terminal groove formed along direction identical with the longest edge J of battery 86.

In addition, battery 86 includes used battery button 95 when disassembly.Battery button 95 and can be with storage The battery pawl (not shown) that battery installation section 36 engages is integrated, and the state for being projected into outside from the battery pawl becomes to retract Until internal state, battery button 95 is able to carry out sliding, and is exerted a force by elastomer (not shown), enables to The battery pawl becomes state outstanding.

In the state that the longest edge J of battery 86 is towards left and right directions and battery button 95 is in right side, battery 86 from the right side of battery mounting portion 36 to the left Slideslip and be installed in battery mounting portion 36.At this point, battery outstanding Pawl is locked on battery mounting portion 36.In addition, power supply terminal 88 is connect with battery feed terminal 92.In addition, communication terminal 90 It is connect with battery communication terminal 94.

In addition, being relieved towards rear by slide about installed battery 86 in battery button 95 In the state of locking relative to battery mounting portion 36, battery 86 slides can be removed to the right.

Battery 86 be 18V output lithium-ions battery, be also be able to use in other electric tools etc. it is general Battery.

Switch 72 is: making to cut can enter switch main body portion 96 in the way of return plunger 97 by elastic force Change the changed switch of state, and be arranged to: plunger 97 is in downside.If plunger 97 (exceeding clearance) enters switch Main part 96, then the switching state of switch 72 becomes connecting from disconnection.

The axis (illustration omitted) of the left and right directions in trigger axle portion 98 by being set to center is by 14 institute of handle shell Support, trigger 74 are able to carry out swing.Spring 99 is provided between the upper surface and handle shell 14 of trigger 74.In bullet Spring 99 be natural length or for the extended state close to natural length in the case where, the upper surface rear portion of trigger 74 with open The plunger 97 of pass 72 is adjacent, if pulling trigger 74 upwards, spring 99 is turned into compressive state, the upper table of trigger 74 Face rear portion and plunger 97 contact and press plunger 97.

Locking turned parts 76 extends along left and right directions, is revealed using each end in left and right as lock release button 100 State out is set.If user in the state of pulling flip-flop 74 open again by any one locking of pressing left and right Button 100 (is allowed to connect), when the locking turned parts 76 moved is hooked on the central portion of trigger 74 and prevents pull, The trigger 74 of lower section to be returned to will be stopped and maintain pull state.Accordingly, lock release button 100 is being carried out When connection operation, switch 72 is maintained at connection.User then locks unlatching once side pulls further up by trigger 74 Component 76 returns to original position, and the maintenance of the pull state of trigger 74 is released from, therefore, the connection shape of switch 72 The maintenance of state is released from.

Trigger locking member 78 extends along left and right directions, is using left and right ends portion as trigger locking press button 101 And the state exposed is set.If user presses the trigger locking on the left side in the state of not pulling trigger 74 Button 101 (is allowed to connect), then the front end of trigger 74 is hooked on trigger locking member 78, will stop because being drawn Draw and the rear part is intended to rise the trigger 74 of (front is intended to decline), to limit the pull operation of trigger 74.On the other hand, if User presses the trigger locking press button 101 (being allowed to disconnect) on the right, then is returned to the trigger locking press button 101 of left just The limitation of the pull operation of trigger 74 can be released.

Speed adjusts dial plate 80 and is arranged to: the top of the curved surface of discoid dial portion 102 is presented and exposes shape.It uses Person can carry out the switching state that change speed adjusts dial plate 80 by the operation of dial portion 102.The switching of speed adjusting dial plate 80 State is corresponding with speed setting.

Controller 82 has: top is in the controller housing 104 of open box-like of uncapping and in controller housing 104 Top and the control circuit substrate 106 being kept.

Controller 82 by section in the front of " J " shape the 1st rib 108 and section in inverted " j " shape rear 2nd rib 110 and be kept, wherein the 1st rib 108 and the 2nd rib 110 are integrally formed with upper boom incorporating section rib 44. The rear portion of the 2nd rib 110 in upper boom incorporating section rib 44, is provided with wiring gap 112.In addition, outside handle The lower section of the front end slave upper boom incorporating section rib 44 in the left inside wall of shell 14 is formed with to the wiring part in gap 112: Side is in the wiring slot 114 of " C " shape.In addition, the part of two sides of the controller 82 in handle shell 14, forms Have: gap-shaped venthole 116.

70 (the communication ends of terminal substrate that control circuit substrate 106 passes through lead (not shown) and battery mounting portion 36 Son 90), switch 72 and speed adjust the electrical connection of dial plate 80.

In addition, control circuit substrate 106 is equipped with display unit 118, the top (including 4 LED) of display unit 118 is from handle Expose the upper surface of shell 14.Control circuit substrate 106 is by the surplus for the battery 86 connecting with terminal substrate 70 and horse Size up to load is shown in display unit 118.

In addition, being connected in control circuit substrate 106: the bar portion lead 120 extended to head 8.Bar portion lead 120 be by Multiple list leads are tied up into (referring to Fig. 9), and a part (control lead) of the list lead connects with control circuit substrate 106 It connects.Another part (power supply lead wire) of single lead is connect with terminal substrate 70 (power supply terminal 88).That is, bar portion lead 120 and handle Hand 4 links.Bar portion lead 120 nearby becomes one wiring gap 112, passes through wiring gap 112 and wiring With slot 114, and enter: the lower part of the lower beam incorporating section rib 48 of both sides and small diameter tube 12, with bar incorporating section bottom 49 it Between space that is, lead incorporating section P in, temporarily formerly towards rear and then carry out u turn turn back (bending) and direction Front, and enter via wires guides part 26 the 2nd hollow portion 22 (lead accommodation space) of large-diameter pipe 10.In addition, omitting The diagram of the rear end of bar portion lead 120 (branch of control lead and power supply lead wire).

In lead incorporating section P, storage: the rear portion of bar portion lead 120.Lead incorporating section P configuration exists: bar incorporating section 30 and The radial outside (lower section) of bar portion 2 (small diameter tube 12).Lead incorporating section P includes a part of the antetheca of connector 40 in rear end That is, wall portion Q.Wall portion Q is configured at following positions, it may be assumed that becomes shortest contraction state and large-diameter pipe 10 thoroughly quilt in bar portion 2 When being accommodated in bar incorporating section 30, compared to large-diameter pipe 10 rear end further from arrive rear position.In addition, the width of lead incorporating section P Spend the rugosity (diameter) that (size of left and right directions) is greater than bar portion 2 (large-diameter pipe 10).

Wireless communication adapter insertion section 84 is formed: being from the outer surface of 14 right part of handle shell towards interior side recess Box-like can be inserted into for wireless communication adapter 122 (only illustrating in Fig. 3).In the case where being inserted into, wireless communication adaptation Device 122 is electrically connected with the channel radio credit controller (illustration omitted) for the control circuit substrate 106 for being equipped on controller 82.

Wireless communication adapter 122 carries out wireless communication between the above-mentioned precipitron as other attendant equipments. By wireless communication, the starting operation, stopping movement of precipitron and the starting operation of dry wall sander 1, stopping movement interlocking.

In advance between wireless communication adapter 122 and the dust pusher side wireless communication adapter for being installed on precipitron, into Row: the foundation for can be realized wireless communication is associated with (pairing).Pairing is that dust pusher side wireless communication is pressed by user The button of adapter and at the appointed time button (illustration omitted) Lai Jinhang's of operation wireless communication adapter 122.

In the state of matching completion, once switch 72 becomes connecting and starting dry wall sander 1, the starting is indicated Starting information will be sent to precipitron from wireless communication adapter 122, based on by dust pusher side wireless communication adapter The starting information is received, precipitron is automatically activated.By being set to the illuminating state of the lamp of wireless communication adapter 122, Wireless communication state is notified to user.

Hanging box portion 6 has: the outline border 124 of left and right branch is installed on the front end of large-diameter pipe 10；And inside casing 126, It overlooks rectangular, and can be rotatably connected around the axis of left and right directions in the front end of outline border 124.

The main view and backsight of inside casing 126 are all in " V " shape, and head 8 is configured as being clipped by each lowest part of inside casing 126. Head 8 is connected to inside casing 126 can surround in a manner of axis is rotated in the front-back direction.

Head 8 can amount to two axis around left and right directions and front-rear direction to carry out posture by hanging box portion 6 Variation.Head 8 carries out postural change by comparing big outline border 124 and mainly around the axis of left and right directions, by comparing small Inside casing 126 and secondarily carry out postural change around axis in the front-back direction.

Head 8 has: head outer shell 130 hangs mitriform；Motor case 132 is configured in head outer shell 130 Inside；Gear casing 134, upper part be tubular and lower part be it is discoid, be installed in the lower section of motor case 132；It is cricoid Buffer 136 is installed in the outside of the lower end of gear casing 134；As the electric motor 138 of driving source, protected It is held in motor case 132；Planetary gear mechanism 140 is held in the top of gear casing 134；Main shaft 142, is configured In the lower part of gear casing 134；Discoid pad 146 is installed in main shaft 142 by screw 144, and top configures In buffer 136.

In addition, constituting head shell 147 by head outer shell 130, motor case 132, gear casing 134.

Before and after head outer shell 130, it is formed with lug boss 148.In each lug boss 148, via bolt 150 with can The mode for carrying out relative rotation is connected with hanging box portion 6 (inside casing 126).

The front upper part of outer shell 130 on head, is formed with: than other parts more up just the prominent and cylindrical 1st Hose transition 152.Be connected to the front end of the 1st hose 154 in the 1st hose transition 152, the 1st hose 154 with major diameter It is connect in the state of the 1st hollow portion 20 connection of pipe 10 with the upper back in hanging box portion 6.1st hose 154 is configured to: being kept Side be in inverted " u " shape shape.

The lower section of lug boss 148 after head outer shell 130, opening are provided with opening portion.

Motor case 132 is two Splittables of left and right, is grouped together by multiple (7) screws 156.

Motor case 132 includes cylindric motor case main part 158 and after motor case main part 158 Portion protrudes the cylindrical portion 160 that side is in " J " shape towards rear and lower section.

Cylindrical portion 160 is leant out outward from the opening portion after head outer shell 130.

Be connected to the front end of the 2nd hose 162 in the rear upper end of cylindrical portion 160, the 2nd hose 162 with large-diameter pipe 10 The 2nd hollow portion 22 connection in the state of and connect with the rear lower in hanging box portion 6.2nd hose 162 is configured to: keeping side In the shape of inverted " j " shape.In the inside of the 2nd hollow portion 22 of large-diameter pipe 10, the 2nd hose 162 and cylindrical portion 160, configuration Have: the front of the bar portion lead 120 of bar portion 2 is leant out and passed through from the controller 82 of handle portion 4.In bar portion lead 120 Configuration is folded in the part of cylindrical portion 160: by dismounting a pair (male and female) that can be attached and disconnect freely even Connect device 164.

It in the opening portion of 134 upper end of gear casing, is embedded with: the lower end of motor case main part 158.Pass through gear The top surface edge of 134 lower part of shell enters the opening portion of 130 lower end of head outer shell, outside gear casing 134 and motor Shell 132 is installed in head outer shell 130 together.

Electric motor 138 is the brushless motor of DC driving, is maintained in the top of motor case main part 158.

Electric motor 138 has stator 166 and rotor 168.Electric motor 138 is controlled by controller 82.

Stator 166 include stator core 170, the front and back that stator core 170 is set upper insulating element 172 and under Insulating element 174 is wrapped in more on stator core 170 respectively via upper insulating element 172 and lower insulating element 174 A (being herein 6) driving coil 176 and make driving coil 176 each other with the short circuit of defined connection type and and bar portion The cricoid short-circuit part 177 of lead 120 (power supply lead wire) electrical connection.It is fixed in upper insulating element 172: sensor circuit base Plate 178.

Rotor 168 (built-in rotor-type) is configured in the inside of stator 166.Rotor 168 is included as rotation drive shaft Motor drive shaft 180, the rotor core 182 of tubular of the configuration around motor drive shaft 180, configuration rotor core 182 inside and Alternately changed in the circumferential using the plate that multiple (4) extend up and down polar permanent magnet 184 and it is above-mentioned these The radial multiple sensor permanent magnets (illustration omitted) being configured in the upside (178 side of sensor circuit substrate) of component. In the lower end of motor drive shaft 180, pinion gear 185 is installed.Rotor core 182, permanent magnet 184, sensor are constituted with permanent magnet Rotor assembly.

In sensor circuit substrate 178, equipped with: rotor 168 (motor drive shaft 180) is detected with permanent magnet by sensor Rotation angle (rotation position) multiple (3) sensors (not shown) (rotation detecting element).Sensor circuit substrate 178 is logical It crosses the bar portion lead 120 (signal lead) entered in motor case main part 158 from cylindrical portion 160 and is electrically connected with controller 82 It connects.Controller 82 (control circuit substrate 106) has 6 switch elements (illustration omitted).Each switch element and any one drive Moving winding 176 is arranged in correspondence with, and carries out the switch of corresponding driving coil 176.In addition, 82 (control circuit of controller Substrate 106) there is microcomputer (not shown), which controls the switch of above-mentioned switch element.Control circuit substrate 106 is taken It is loaded with: the various elements of control electric motor 138.

In the upside of sensor circuit substrate 178, it is provided with and motor drive shaft 180 is supported in a manner of it can rotate Upper bearing (metal) 192.Upper bearing (metal) 192 is held in motor case 132.

In the upside of pinion gear 185, it is provided with the lower bearing 194 supported in a manner of it can rotate to motor drive shaft 180. Lower bearing 194 is fixed on the lower central portion of motor case 132.

It between the lower bearing 194 and rotor core 182 of motor drive shaft 180, is configured with: cooling fan 196.Fan 196 are fixed relative to motor drive shaft 180, blow (centrifugal fan) to centrifugal direction by rotation.Fan 196 is configured in horse Up in the central portion of shell 132, the central portion in the left and right of motor case 132 is formed with: interior exhaust outlet (illustration omitted), in head It is formed on the outside of the central portion of the left and right of portion's outer shell 130 and each interior exhaust outlet: outer exhaust outlet 198.Interior exhaust outlet and outer Exhaust outlet 198 is located on the outside of the radiation direction of fan 196, and the wind of fan 196 is discharged effectively.

On the other hand, air entry 199 (Fig. 7) is formed in the lower part of the cylindrical portion 160 of motor case 132.

Planetary gear mechanism 140 regard gear casing 134 as outer profile, comprising: (includes with the arbor of up and down direction respectively The central axis of motor drive shaft 180 and the central axis of main shaft 142) centered on and configure second level planetary gear column, thus to horse Rotation up to axis 180 is slowed down and is transferred to main shaft 142.That is, planetary gear mechanism 140 includes upper planetary gear column 200 (the deceleration mechanism of the first order), lower planetary gear column 210 (the deceleration mechanism of the second level) and with upper planetary gear column 200 and The inside engaged gear 220 that lower planetary gear column 210 share.

Upper planetary gear column 200 include multiple (3) rows engaged respectively with pinion gear 185 and inside engaged gear 220 Star gear 202 and 1 planet that all planetary gears 202 are supported in a manner of it can rotate via pin 203 respectively Tooth rest 204.

Lower planetary gear column 210 include with the lower part of the undergauge of the pinion frame 204 of the first order (sun gear portion) and The pin 213 of multiple (3) planetary gears 212 and these multiple planetary gears 212 that inside engaged gear 220 engages respectively and Pinion frame 214.

In the central portion of pinion frame 214, the rear end of main shaft 142 is installed.

Main shaft 142 is supported in a manner of it can rotate main shaft upper bearing (metal) 222 and main shaft lower bearing 224.It is main Axis upper bearing (metal) 222 and main shaft lower bearing 224 are held in gear casing 134.

Pad 146 is configured in the lower section of motor case 132.

In the lower surface of pad 146, the front end tool (illustration omitted) that is equipped with headed by sand paper.The lower surface of pad 146 at Are as follows: implement the burnishing surface of polishing to machined material and the contact via front end tool.

Pad 146 includes the imaginary circles along identical central and multiple pad holes 230 of up and down direction for arranging.These pad holes 230 are arranged at equal intervals in the circumferential.Front end tool includes front end tool same as pad holes 230 hole.

In addition, the front lower portion in gear casing 134 is formed with: the gear casing hole 232 of up and down direction.In gear casing hole 232 top is provided with the space between 132 front of 130 front of head outer shell and motor case, sets at place closer to the top It is equipped with: the 1st hose transition 152.

In such dry wall sander 1, it is installed on the direction master of the longest edge J of the battery 86 of battery mounting portion 36 There is angle between the 2nd virtual line K (up and down direction) as shown in Fig. 6, Figure 10, wherein the 2nd virtual line K is: with The central axis M (being virtual axis, towards front-rear direction, and including from the part that bar portion 2 is leant out) of bar portion 2 and the 1st virtual line L Orthogonal straight line, the 1st virtual line L are straight line (right and lefts orthogonal with central axis M and parallel with the burnishing surface of pad 146 To).More specifically, there is 90 ° of angle, and court between the direction and the 2nd virtual line K of the longest edge J of battery 86 In the lateral direction.

The direction of the burnishing surface of pad 146 changes with the postural change based on the head 8 in hanging box portion 6.About 8 phase of head For the posture of bar portion 2, if being not exposed to machined material, posture will be determined by acting on the gravity on head 8, if The axis of left and right directions be it is horizontal, then inside casing 126 is horizontal, and the burnishing surface of pad 146 is also horizontal.The posture master on head 8 Will around left and right directions axis and change.Accordingly, when providing the 1st virtual line L, can not consider before secondarily surrounding The postural change on the head 8 of the axis of rear direction.So, even if the burnishing surface of pad 146 is towards any direction, with pad 146 The 1st parallel virtual line L of burnishing surface is left and right directions.

In addition, installed battery 86 intersects with the central axis M of bar portion 2, more specifically, in battery 86 The center intersection of up and down direction.

In addition, the direction (up and down direction) for the 2nd virtual line K being installed in the battery 86 of battery mounting portion 36 Center with the central axis M of bar portion 2 from left or right when it is be overlapped, and the direction of the 1st virtual line L (left and right Direction) on be overlapped.

In addition to this, installed battery 86 is handle portion 34 and the lower section for being configured in top in the up-down direction Connector 40 between.

Such dry wall sander 1 for example acts as follows.

That is, user is in the state that the longest edge J of battery 86 is towards left and right directions, by the battery 86 to have charged from It is slided towards left and is installed on battery mounting portion 36 in the right side of battery mounting portion 36.Installed battery 86 is most Long side J the direction direction orthogonal with the 2nd virtual line K that is, left and right directions.

In addition, outer cylinder 60 is relaxed and changed the retracted position of bar portion 2 by user, and reach desired in bar portion 2 Outer cylinder 60 is tightened again in the state of length, thus, it is possible to adjust the length of bar portion 2.

Also, for user in the state that trigger locking member 78 is closed once pulling trigger 74, switch 72 will Become connecting, and pass through the control circuit substrate 106 of controller 82, the electric power of battery 86 is via battery feed terminal 92, power supply terminal 88 and bar portion lead 120 (power supply lead wire) and be fed into electric motor 138, thus motor drive shaft 180 into Row rotation driving.Accordingly, trigger 74 is switched over by switch 72 come the starting closing to electric motor 138, is to electronic The switch operation portion operated is closed in the starting of motor 138, and the master that trigger 74 and switch 72 constitute electric motor 138 opens It closes.

The rotation position of the rotor 168 grasped according to the Magnetic Sensor by sensor circuit substrate 178, controller 82 The switch element of (control circuit substrate 106) carries out the switch of each driving coil 176, and thus rotor 168 (motor drive shaft 180) carries out Rotation.

Control circuit substrate 106 is generated heat by the control of electric motor 138 sometimes, which is transmitted to controller housing 104 and discharge, and by cooled from the imported outer gas of venthole 116 using free convection.

The rotary force of motor drive shaft 180 is decelerated by planetary gear mechanism 140, and is transmitted to main shaft 142, thus main shaft The pad 146 of 142 front ends is moved (rotation).

About the pad 146 moved in this way, by the holding using handle portion 34 and bar portion 2, by the pad 146 press on by It on rapidoprint and is moved, the processing such as polishing thus is implemented to the surface of machined material.

Machined material are as follows: for example, being posted in the wall of building or the dry wall (plasterboard) at top, more specifically Are as follows: when constructing to dry wall, the putty (putty) that is used to fill screw hole and seam.From the other of dry wall The putty that part comes out is flattened by polishing.

In the case where position lower on to wall polishes, when user makes right and left of the bar portion 2 towards user To, and make pad 146 in the state of far from this side of user towards wall, it holds: being seen as the auxiliary of up and down direction from user Assistant's shank 34b and large-diameter pipe 10 or 30 front of bar incorporating section.

In the case where position higher on to wall or top polish, when user makes bar portion 2 towards user Up and down direction, and make pad 146 in the state of far from this side of user towards wall or top, hold: handle portion 34 (becomes The nondominant hand shank 34b of the handle portion main part 34a of the up and down direction of user or the left and right directions as user) and 30 front of large-diameter pipe 10 or bar incorporating section.

Under any circumstance, all head 8 is existed relative to the direction adjustment that the direction of bar portion 2 is pad 146 by hanging box portion 6 In the range of regulation.

In addition, passing through the rotation of motor drive shaft 180, fan 196 rotates, thus from 198 row of interior exhaust outlet and outer exhaust outlet Air out is formed: from air entry 199 towards the air stream (wind) of outer exhaust outlet 198.The wind is in motor case main part 158 Rise in rear portion, and by reaching the fan 196 in central portion in the top of motor case main part 158.

By the wind, the internal mechanism on the head 8 headed by electric motor 138 is cooled.

Especially, the wind declined out of motor case main part 158 top passes through the sensor circuit of electric motor 138 Between the downside and stator 166 and rotor 168 of substrate 178, so that electric motor 138 is cooled efficiently.

It, will be by the nothing that is equipped on the control circuit substrate 106 of controller 82 in addition, once switch 72 becomes connecting Line leads to credit controller, to control wireless communication adapter 122, and passes through the nothing between dust pusher side wireless communication adapter Line communication, and carry out the starting of precipitron.

It is proceeded as follows by the dust that the sucking of the air of precipitron carries out.That is, because of processing and appropriate There is dust around the pad 146 and front end tool of rotation, which passes through gear from front end tool hole and pad holes 230 Between shell aperture 232, head outer shell 130 and gear casing 134 and between head outer shell 130 and motor case 132 and It is fed to the 1st hose 154 (referring to the arrow G1 of Fig. 7).Dust in the 1st hose 154 is fed to from the 1st of large-diameter pipe 10 Hollow portion 20 (dust access) reaches small diameter tube 12 (referring to the arrow G2 of Fig. 5).The dust in small diameter tube 12 is reached again via connecing First 40 and be inhaled into dust collection hose 42 (referring to Fig. 6 arrow G3).

In above-mentioned dry wall sander 1, have: the battery 86 of prism-shaped, the electric power storage that battery 86 can be installed Pond mounting portion 36, by the driven electric motor 138 of electric power of battery 86, there is burnishing surface and pass through electric motor Pad 146 that 138 driving force is moved and in front end via main shaft 142, gear casing 134, head outer shell 130 And hanging box portion 6 and be connected to the bar portion 2 of pad 146, be installed on the direction of the longest edge J in the battery 86 of battery mounting portion 36 There is angle between the 2nd virtual line K, the 2nd virtual line K is and the central axis M of bar portion 2 and orthogonal with central axis M And the straight line that parallel with the burnishing surface of pad 146 the 1st virtual line L both sides are orthogonal.

Accordingly, battery 86 becomes: being in the state of recumbency, dry wall sand relative to the 2nd virtual line K outstanding outward Ray machine 1 can be rendered as further compact when being equipped with battery 86, so that battery 86 is difficult to be in the way.

In addition, the direction for the longest edge J being installed in the battery 86 of battery mounting portion 36 is and the 1st virtual line L Direction it is identical.Accordingly, battery 86 becomes: along the state of the 1st virtual line L, being equipped with the dry wall sand of battery 86 Ray machine 1 more compact will minimize.

In addition, being installed in the battery 86 of battery mounting portion 36 when from the direction of the 1st virtual line L The central part in the direction (up and down direction) of the 2nd virtual line K is on the central axis M of bar portion 2.Accordingly, battery 86 is configured Are as follows: the central axis M relative to bar portion 2 is too many without upwardly or downwardly emerging, thus, dry wall sander 1 presents compact small Type, and the weight balancing on the basis of bar portion 2 presents excellent and is easier to carry out handling.

In addition, having: the handle portion 4 with the end of 146 opposite sides of pad being installed in bar portion 2, handle portion 4, which includes, to be made Handle portion 34 that user can hold and the connector 40 that can connect dust collection hose 42, are installed on the storage of battery mounting portion 36 Battery 86 configures the position between handle portion 34 and connector 40 on the direction (up and down direction) of the 2nd virtual line K.Accordingly, Battery 86 is to be installed in the position for being not easy to interfere with handle portion 34 and dust collection hose 42.

In addition, mode of the invention is not limited to above-mentioned 1st mode, the 1st mode for example can suitably have following change More example.

1st virtual line L (left and right directions) can be provided based on handle portion 34 (nondominant hand shank 34b).

Battery 86 can slide and relative to battery mounting portion 36 from left side towards right, to be installed in Battery mounting portion 36.

Battery 86 can be hexa-prism etc..

In addition, battery 86 can be cylindric.In the case where the diameter of the bottom surface of cylinder is less than height, the height of cylinder Degree becomes the longest edge J of battery 86, and in the case where the diameter of the bottom surface of cylinder is greater than height, the diameter of cylinder becomes electric power storage The longest edge J in pond 86.

The series of planetary gear mechanism 140 can be 1, can also be 3 or more.Alternatively, it is also possible to use other forms Deceleration mechanism.

At least any one setting number in venthole 116, interior exhaust outlet, outer exhaust outlet 198 and air entry 199 Amount, configuration, size etc. are able to carry out numerous variations.

About fan 196, the fan of the form in addition to centrifugal fan can be used.

Electric motor 138 can be outer-rotor type, or brush motor.

Electric motor 138 can be configured at handle portion 4.In this case, the rotary force of electric motor 138 can pass through bar In portion 2 or using with the axis side by side of bar portion 2 and by mechanical transfer.

Pad 146 can carry out eccentric motion via eccentric main axis.In addition, the shape of pad 146 can be triangle.

Can carry out omitting in battery pawl and dust mouth at least any one, increase and decrease various bearings, screw and At least any one quantity in button, replaces button using lever switch, replaces pinion gear using band and belt wheel 185, screw is riveted, and motor case 132 and gear casing 134 are integrated, and battery 86 can be in battery mounting portion 36 In be electrically charged, using disposable battery etc., in various parts or partial function, configuration, type, form, quantity At least any one suitably changed.

In addition, present invention could apply to long rod type grinder or long rod type sanding machines, long rod type concrete planishing machine Etc. other long rod type polishing machines.

[the 2nd mode]

Figure 11 be dry wall sander 251 involved in the 2nd embodiment of the invention be omitted front be equivalent to Fig. 2 Figure.Figure 12 is the figure for being equivalent to Fig. 3 that front is omitted of dry wall sander 251.

Dry wall sander 251 is other than the quantity of the quantity of battery mounting portion and configuration and battery, with the 1st Dry wall sander 1 involved in mode is identical.In the following, identical appended drawing reference is marked for part identical with the 1st mode, and Description is omitted as appropriate.

On the handle shell 264 in the handle portion 254 of dry wall sander 251, battery mounting portion is formed in Liang Chu 286。

One configuration of battery mounting portion 286 exists: the right surface of handle shell 264 and the rear portion of bar incorporating section 30.It is another A configuration of battery mounting portion 286 exists: the left surface of handle shell 264 and the rear portion of bar incorporating section 30.

Battery 86 can be installed in each battery mounting portion 286.

In the state that the longest edge J of battery 86 is towards front-rear direction and battery button 95 is in front side, battery 86 rearward slide and are installed in the battery mounting portion 286 on right side from the front side of battery mounting portion 286.At this point, prominent Battery pawl be locked on right side battery mounting portion 286.In addition, electric power storage of the battery feed terminal 92 with configuration on right side The power supply terminal 88 of pond mounting portion 286 connects.In addition, communication terminal 90 and storage of the configuration in the battery mounting portion 286 on right side Battery communication terminal 94 connects.

Also, in the state of symmetrical centered on the central axis M by bar portion 2, by the sliding at lateral rear in the past by Battery 86 is installed on the battery mounting portion 286 in left side.Battery pawl outstanding is locked on the battery mounting portion in left side 286, battery feed terminal 92 of the power supply terminal 88 with configuration in the battery mounting portion 286 in left side is connect, and is configured in left side The communication terminal 90 of battery mounting portion 286 connect with battery communication terminal 94.

Controller 82, there are two in the case where battery 86 of 18V, passes through the series connection of each battery 86, energy in installation It is enough to supply the voltage of 36V to electric motor 138.

In such dry wall sander 251, it is installed on the side of the longest edge J of the battery 86 of battery mounting portion 286 Between 2 virtual line K (up and down direction) of Xiang Yu have angle, the 2nd virtual line K be with the central axis M of bar portion 2 and The orthogonal straight line of the 1st orthogonal with central axis M and parallel with the burnishing surface of pad 146 virtual line L (left and right directions) both sides.More Specifically, with 90 ° of angle between the direction and the 2nd virtual line K of the longest edge J of battery 86, and towards front and back To.

In addition, the direction (up and down direction) for the 2nd virtual line K being installed in the battery 86 of battery mounting portion 286 Center and the central axis M of bar portion 2 it is be overlapped when from left or right and (left in the direction of the 1st virtual line L Right direction) on be overlapped.

In addition to this, installed battery 86 is configured at: in the up-down direction, the handle portion 34 in top is under Between the connector 40 of side.

In above-mentioned dry wall sander 251, have: the battery 86 of prism-shaped, the left and right that battery 86 can be installed Battery mounting portion 286, by the driven electric motor 138 of electric power of battery 86, there is burnishing surface and pass through Pad 146 that the driving force of electric motor 138 is moved and in the bar portion 2 that front end is connect with pad 146, is installed on electric power storage The direction of longest edge J in the battery 86 of pond mounting portion 286 has angle, the 2nd virtual line K with the 2nd virtual line K's It is equal with the central axis M of bar portion 2 and the 1st virtual line L both sides orthogonal and parallel with the burnishing surface of pad 146 with central axis M Orthogonal straight line.

Accordingly, battery 86 becomes: being in the state of recumbency, dry wall sand relative to the 2nd virtual line K outstanding outward Ray machine 251 can be rendered as further compact when being equipped with battery 86, so that battery 86 is difficult to be in the way.

In addition, being installed on the direction of the longest edge J of the battery 86 of battery mounting portion 736 is the central axis M with bar portion 2 Direction it is identical.Accordingly, battery 86 becomes: along the state of central axis M, being equipped with the dry wall sander of battery 86 251 more compact will minimize.

In addition, being installed in the battery 86 of each battery mounting portion 286 when from the direction of the 1st virtual line L The 2nd virtual line K direction (up and down direction) central part on the central axis M of bar portion 2.Accordingly, battery 86 is matched Be set to: the central axis M relative to bar portion 2 is too many without upwardly or downwardly emerging, thus, dry wall sander 251 is presented tightly Gather miniaturization, and the weight balancing on the basis of bar portion 2 presents excellent and is easier to carry out handling.

In addition, having: the handle portion 254 with the end of 146 opposite sides of pad being installed in bar portion 2, handle portion 4 include Handle portion 34 that user can hold and the connector 40 that can connect dust collection hose 42, are installed on battery mounting portion 286 Battery 86 configures the position between handle portion 34 and connector 40 on the direction (up and down direction) of the 2nd virtual line K.According to This, battery 86 is to be installed in the position for being not easy to interfere with handle portion 34 and dust collection hose 42.

In addition to this, the battery mounting portion 286 of left and right can install total two batteries 86.Accordingly, with installation The case where one battery 86, is compared, and higher voltage can be supplied, and dry wall sander 1 can be driven with higher output It is dynamic.

In addition, the 2nd mode suitably has modification same as the 1st mode.

In addition, controller 82 installation there are two 18V battery 86 in the case where, can by each battery 86 and Connection connection, the voltage of 18V is supplied to electric motor 138.In this case, compared with the case where being equipped with battery 86, Electricity becomes 2 times, so that driving time becomes longer.In addition, controller 82 can also be switched based on the state of special switch The connection type (series, parallel) of each battery 86.

In addition to this, battery 86 can also be slided relative to the battery mounting portion 336 of at least one party from rear side forwards It moves and is installed.

[the 3rd mode]

Figure 13 be dry wall sander 301 involved in the 3rd embodiment of the invention be omitted front be equivalent to Fig. 2 Figure.Figure 14 is the figure for being equivalent to Fig. 3 that front is omitted of dry wall sander 301.

Dry wall sander 301 is other than the configuration of battery mounting portion, with dry wall sander 1 involved in the 1st mode It is identical.In the following, marking identical appended drawing reference for part identical with the 1st mode, and description is omitted as appropriate.

The top of handle shell 314 in the handle portion 304 of dry wall sander 301, and speed adjust dial plate 80 with Between display unit 118, it is formed with battery mounting portion 336.

Battery 86 can be installed on battery mounting portion 336.Battery 86 longest edge J towards front-rear direction, And battery button 95 is in the state of front side, battery 86 rearward slided from the front side of battery mounting portion 336 and by It is installed on battery mounting portion 336.At this point, battery pawl outstanding is locked on battery mounting portion 336.In addition, battery is electric Power supply terminal 88 of the source terminal 92 with configuration in battery mounting portion 336 is connect.In addition, configuration is in battery mounting portion 336 Communication terminal 90 is connect with battery communication terminal 94.

In such dry wall sander 301, it is installed on the side of the longest edge J of the battery 86 of battery mounting portion 336 Between 2 virtual line K (up and down direction) of Xiang Yu have angle, the 2nd virtual line K be with the central axis M of bar portion 2 and The orthogonal straight line of the 1st orthogonal with central axis M and parallel with the burnishing surface of pad 146 virtual line L (left and right directions) both sides.More Specifically, there is 60 ° or so of angle, and before between the direction and the 2nd virtual line K of the longest edge J of battery 86 Rear direction.

In above-mentioned dry wall sander 301, have: the battery 86 of prism-shaped, the electric power storage that battery 86 can be installed Pond mounting portion 336, by the driven electric motor 138 of electric power of battery 86, there is burnishing surface and pass through electronic horse Up to 138 the pad 146 that is moved of driving force and in the bar portion 2 that front end is connect with pad 146, be installed on battery installation Between the direction and the 2nd virtual line K of longest edge J in the battery 86 in portion 336 have angle, the 2nd virtual line K be with The central axis M of bar portion 2 and the 1st orthogonal with central axis M and parallel with the burnishing surface of pad 146 virtual line L both sides are orthogonal Straight line.

Accordingly, battery 86 becomes: being in the state of recumbency, dry wall sand relative to the 2nd virtual line K outstanding outward Ray machine 301 can be rendered as further compact when being equipped with battery 86, so that battery 86 is difficult to be in the way.

In addition, the 3rd mode suitably has modification same as the 1st mode or the 2nd mode.

In addition, battery 86 can from rear slide be installed on battery mounting portion 336 in the 3rd mode.

[the 4th mode]

Figure 15 be dry wall sander 401 involved in the 4th embodiment of the invention be omitted front be equivalent to Fig. 2 Figure.Figure 16 is the figure for being equivalent to Fig. 3 that front is omitted of dry wall sander 401.

Dry wall sander 401 is other than the configuration of battery mounting portion and quantity and the quantity of battery, with the 3rd Dry wall sander 301 involved in mode is identical.In the following, identical appended drawing reference is marked for part identical with the 3rd mode, And description is omitted as appropriate.

The top of handle shell 414 in the handle portion 404 of dry wall sander 401, and adjust dial plate 80 in speed and show Show between portion 118, in front and back, there are two battery mounting portions 436 for formation.

Battery 86 can be installed on each battery mounting portion 436.Battery 86 longest edge J towards right and left To and in the state that battery button 95 is in left side, battery 86 slided to the right from the left side of battery mounting portion 436 and It is installed in the battery mounting portion 436 of top.At this point, battery pawl outstanding is locked on battery mounting portion 436.In addition, Power supply terminal 88 of the battery feed terminal 92 with configuration in battery mounting portion 436 is connect.In addition, configuration is installed in battery The communication terminal 90 in portion 436 is connect with battery communication terminal 94.On the other hand, for the battery mounting portion 436 of lower section, Battery 86 can be similarly installed.

Controller 82 is same as the 2nd mode in the case where installing battery 86 there are two 18V, can be by the electricity of 36V Pressure is supplied to electric motor 138.

In such dry wall sander 401, the side of the longest edge J of the battery 86 of battery mounting portion 436 is installed Between 2 virtual line K (up and down direction) of Xiang Yu have angle, the 2nd virtual line K be with the central axis M of bar portion 2 and The orthogonal straight line of the 1st orthogonal with central axis M and parallel with the burnishing surface of pad 146 virtual line L (left and right directions) both sides.More Specifically, with 90 ° of angle between the direction and the 2nd virtual line K of the longest edge J of battery 86, and towards right and left To.

In above-mentioned dry wall sander 401, have: the battery 86 of prism-shaped can install 86 battery of battery Mounting portion 436, by the driven electric motor 138 of electric power of battery 86, there is burnishing surface and pass through electric motor Pad 146 that 138 driving force is moved and in the bar portion 2 that front end is connect with pad 146, is installed on battery mounting portion There is angle, the 2nd virtual line K is and bar between the direction and the 2nd virtual line K of longest edge J in 436 battery 86 The central axis M in portion 2 and the 1st orthogonal with central axis M and parallel with the burnishing surface of pad 146 virtual line L both sides are orthogonal Straight line.

Accordingly, battery 86 becomes: being in the state of recumbency, dry wall sand relative to the 2nd virtual line K outstanding outward Ray machine 401 can be rendered as further compact when being equipped with battery 86, so that battery 86 is difficult to be in the way.

In addition, the direction for the longest edge J being installed in the battery 86 of battery mounting portion 486 is and the 1st virtual line L Direction it is identical.Accordingly, the direction of battery 86 is identical as the direction of the 1st virtual line L, is equipped with the dry wall of battery 86 Sander 401 can be rendered as miniaturization more compact.

In addition, the battery mounting portion 486 of front and back can install total two batteries 86.Accordingly, with installation one The case where battery 86, is compared, and higher voltage can be supplied, and dry wall sander 1 can be driven with higher output.

In addition, the 4th mode suitably has modification same as the 1st mode~the 3rd mode.

In addition, battery 86 can slide to the left from right side and be installed in battery mounting portion in the 4th mode 436。

[the 5th mode]

Figure 17 is the figure for being equivalent to Fig. 2 of dry wall sander 501 involved in the 5th embodiment of the invention.Figure 18 is The figure for being equivalent to Fig. 3 of dry wall sander 501.

Dry wall sander 501 is other than the configuration of battery mounting portion, with dry wall sander 1 involved in the 1st mode It is identical.In the following, for mutually similarly partially marking identical appended drawing reference with the 1st mode, and description is omitted as appropriate.

Handle shell 514 in the handle portion 504 of dry wall sander 501 does not have battery mounting portion.

The top of head outer shell 530 in the head shell 547 on the head of dry wall sander 501 508, is formed with: The battery mounting portion 536 of left and right extension forwards, backwards.

Battery 86 can be installed on battery mounting portion 536.Battery 86 longest edge J towards left and right directions, And battery button 95 is in the state of left side, battery 86 slided to the right from the left side of battery mounting portion 536 and by It is installed on battery mounting portion 536.At this point, battery pawl outstanding is locked on battery mounting portion 536.In addition, battery is electric Power supply terminal 88 of the source terminal 92 with configuration in battery mounting portion 536 is connect.Power supply lead wire from power supply terminal 88 is free of In bar portion lead, and in the inside of head outer shell 530 and motor case 132 and directly with 138 (short of electric motor Part 177) connection.In addition, configuration is connect in the communication terminal 90 of battery mounting portion 536 with battery communication terminal 94.Communication The company of control circuit substrate 106 that terminal 90 passes through the lead (battery communication lead) and handle portion 504 in bar portion lead 120 It connects.

In addition, the 1st hose transition 152 at the front upper part of head outer shell 530 is configured in compared with the 1st mode Locate on the front.

In such dry wall sander 501, it is installed on the side of the longest edge J of the battery 86 of battery mounting portion 536 Between 2 virtual line K (up and down direction) of Xiang Yu have angle, the 2nd virtual line K be with the central axis M of bar portion 2 and The orthogonal straight line of the 1st orthogonal with central axis M and parallel with the burnishing surface of pad 146 virtual line L (left and right directions) both sides.More Specifically, with 90 ° of angle between the direction and the 2nd virtual line K of the longest edge J of battery 86, and towards right and left To.

In above-mentioned dry wall sander 501, have: the battery 86 of prism-shaped, the electric power storage that battery 86 can be installed Pond mounting portion 536, by the driven electric motor 138 of electric power of battery 86, there is burnishing surface and pass through electronic horse Up to 138 the pad 146 that is moved of driving force and in the bar portion 2 that front end is connect with pad 146, be installed on battery installation Between the direction and the 2nd virtual line K of longest edge J in the battery 86 in portion 536 have angle, the 2nd virtual line K be with The central axis M of bar portion 2 and the 1st orthogonal with central axis M and parallel with the burnishing surface of pad 146 virtual line L both sides are orthogonal Straight line.

Accordingly, battery 86 becomes the state relative to the 2nd virtual line K outstanding outward and in recumbency, dry wall sand Ray machine 501 can be rendered as further compact when being equipped with battery 86, so that battery 86 is difficult to be in the way.

In addition, the direction for the longest edge J being installed in the battery 86 of battery mounting portion 536 is and the 1st virtual line L Direction it is identical.Accordingly, battery 86 becomes: along the state of the 1st virtual line L, being equipped with the dry wall sand of battery 86 Ray machine 501 can be rendered as miniaturization more compact.

In addition to this, electric motor 138 and pad 146 are held in head shell 547, and battery mounting portion 536 configures In head shell 547.Accordingly, handle portion 504 becomes compact, and power supply lead wire is shorter also possible.

In addition, the configuration of battery mounting portion 536 is on the top of head shell 547.Accordingly, battery 86 is mounted on outside head The top of shell 547, the front-rear direction on head 508 and the size of left and right directions with battery 86 are inhibited.

In addition, the 5th mode suitably has modification same as the 1st mode~the 4th mode.

In addition, battery 86 can be carried out to the left being slidably mounted to battery installation from right side in the 5th mode Portion 536 can also carry out 86 the past of battery lateral rear to be slidably mounted to battery mounting portion 536, can also will store In the past left side or the lateral tilted direction of front right carry out being slidably mounted to battery mounting portion 536 battery 86.

In addition, battery mounting portion 536 can be more than the top of head shell 547 be arranged at two.Alternatively, in addition to head Other than the battery mounting portion 536 in portion 8, the battery mounting portion of handle portion 6 can be set.

In addition to this, communication terminal 90 can (battery be pacified in head shell 547 by battery communication lead In dress portion 536 etc.) the battery control base board connection that is separately arranged.In this case, the lead in bar portion lead 120 is not contained in In battery communication lead, battery communication lead is shorter also possible.In addition, bar portion lead 120 is only single or more A control lead.

[the 6th mode]

Figure 19 is that head 608 is omitted with outer portion in dry wall sander 601 involved in the 6th embodiment of the invention The figure for being equivalent to Fig. 2.Figure 20 is the figure for being equivalent to Fig. 3 that head 608 is omitted with outer portion of dry wall sander 601.

Dry wall sander 601 is other than the configuration of battery mounting portion, with dry wall sander involved in the 5th mode 501 is identical.In the following, marking identical appended drawing reference for part identical with the 5th mode, and description is omitted as appropriate.

The front (side) of head outer shell 630 in the head shell 647 on the head of dry wall sander 601 608, shape Cheng You: the battery mounting portion 636 extended vertically and horizontally.

Battery 86 can be installed on battery mounting portion 636.Battery 86 longest edge J towards up and down direction, And battery button 95 is in the state of upside, battery 86 slided downwards from the upside of battery mounting portion 636 and by It is installed on battery mounting portion 636.At this point, battery pawl outstanding is locked on battery mounting portion 636.In addition, battery is electric Power supply terminal 88 of the source terminal 92 with configuration in battery mounting portion 636 is connect.In addition, configuration is in battery mounting portion 636 Communication terminal 90 is connect with battery communication terminal 94.

In addition, the 1st hose transition 152 of head outer shell 630, compared with the 1st mode or the 5th mode, configuration is being leaned on At rear, and it is formed in the upper back of head outer shell 630.

In such dry wall sander 601, it is installed on the side of the longest edge J of the battery 86 of battery mounting portion 636 Situation (Figure 19, the Figure 20 parallel with the burnishing surface of pad 146 in addition to central axis M between 2 virtual line K (up and down direction) of Xiang Yu The case where) other than there is angle, the 2nd virtual line K be it is orthogonal with the central axis M of bar portion 2 and with central axis M and with pad The orthogonal straight line of the 1st parallel virtual line L (left and right directions) both sides of 146 burnishing surface.More specifically, in addition to above-mentioned feelings There is the angle greater than 0 ° other than condition, between the direction and the 2nd virtual line K of the longest edge J of battery 86.

In above-mentioned dry wall sander 601, have: the battery 86 of prism-shaped, the electric power storage that battery 86 can be installed Pond mounting portion 636, by the driven electric motor 138 of electric power of battery 86, there is burnishing surface and pass through electronic horse Up to 138 the pad 146 that is moved of driving force and in the bar portion 2 that front end is connect with pad 146, be installed on battery installation Between the direction and the 2nd virtual line K of longest edge J in the battery 86 in portion 636 have angle, the 2nd virtual line K be with The central axis M of bar portion 2 and the 1st orthogonal with central axis M and parallel with the burnishing surface of pad 146 virtual line L both sides are orthogonal Straight line.

Accordingly, battery 86 becomes: being in the state of recumbency, dry wall sand relative to the 2nd virtual line K outstanding outward Ray machine 601 can be rendered as further compact when being equipped with battery 86, so that battery 86 is difficult to be in the way.

In addition, electric motor 138 and pad 146 are held in head shell 647, battery mounting portion 636 is configured at head Portion's shell 647.Accordingly, handle portion 504 becomes compact, and power supply lead wire is shorter also possible.

In addition, the configuration of battery mounting portion 636 is in the front of head shell 647.Accordingly, battery 86 is installed on outside head The front of shell 647, the up and down direction on head 608 and the size of left and right directions with battery 86 are inhibited.

When in addition to this, from the direction of the 1st virtual line L, it is installed in the battery 86 of battery mounting portion 636 The 2nd virtual line K direction (up and down direction) central part on the central axis M of bar portion 2.Accordingly, battery 86 is matched Be set to: the central axis M relative to bar portion 2 is too many without upwardly or downwardly emerging, thus, dry wall sander 601 is rendered as Compact, and the weight balancing on the basis of bar portion 2 presents excellent and is easier to carry out handling.

In addition, the 6th mode suitably has modification same as the 1st mode~the 5th mode.

In addition, battery 86 can be carried out to the left being slidably mounted to battery installation from right side in the 6th mode Portion 636 can also carry out battery 86 from left side being slidably mounted on battery mounting portion 636 to the right, can also be by electric power storage Pond 86 carries out being slidably mounted on battery mounting portion 636 from downside upwards, can also be by battery 86 from upper left side or the right side Upper lateral tilted direction carries out being slidably mounted on battery mounting portion 636.

In addition, battery mounting portion 636 can be set in the left part (side) and right part (side) of head shell 647 At least one party.

In addition to this, battery mounting portion 636 can be arranged in the side including front of head shell 647 In two or more positions, also can be set in front and top.

[the 7th mode]

Figure 21 be dry wall sander 701 involved in the 7th embodiment of the invention be omitted front be equivalent to Fig. 2 Figure.Figure 22 is the figure for being equivalent to Fig. 3 that front is omitted of dry wall sander 701.

Dry wall sander 701 is other than the configuration of battery mounting portion, with dry wall sander 1 involved in the 1st mode It is identical.In the following, marking identical appended drawing reference for part identical with the 1st mode, and description is omitted as appropriate.

The lower part of handle shell 714 in the handle portion 704 of dry wall sander 701, and before connector maintaining part 38 Side, is formed with: battery mounting portion 736.

Battery 86 can be installed on battery mounting portion 736.Battery 86 longest edge J towards front-rear direction, And battery button 95 is in the state of front side, battery 86 rearward slided from the front side of battery mounting portion 736 and by It is installed on battery mounting portion 736.At this point, battery pawl outstanding is locked on battery mounting portion 736.In addition, battery is electric Power supply terminal 88 of the source terminal 92 with configuration in battery mounting portion 736 is connect.In addition, configuration is in battery mounting portion 736 Communication terminal 90 is connect with battery communication terminal 94.

In such dry wall sander 701, it is installed on the longest edge J's of the battery 86 on battery mounting portion 736 Between direction and the 2nd virtual line K (up and down direction) have angle, the 2nd virtual line K be with the central axis M of bar portion 2, with And the straight line that orthogonal and parallel with the burnishing surface of pad 146 with central axis M the 1st virtual line L (left and right directions) both sides are orthogonal. More specifically, with 90 ° of angle between the direction and the 2nd virtual line K of the longest edge J of battery 86, and towards front and back Direction.

In above dry wall sander 701, have: the battery 86 of prism-shaped, the electric power storage that battery 86 can be installed Pond mounting portion 736, by the driven electric motor 138 of electric power of battery 86, there is burnishing surface and pass through electronic horse Up to 138 the pad 146 that is moved of driving force and in the bar portion 2 that front end is connect with pad 146, be installed on battery installation Between the direction and the 2nd virtual line K of longest edge J in the battery 86 in portion 736 have angle, the 2nd virtual line K be with The central axis M of bar portion 2 and the 1st orthogonal with central axis M and parallel with the burnishing surface of pad 146 virtual line L both sides are orthogonal Straight line.

Accordingly, battery 86 becomes: being in the state of recumbency, dry wall sand relative to the 2nd virtual line K outstanding outward Ray machine 701 can be rendered as further compact when being equipped with battery 86, so that battery 86 is difficult to be in the way.

In addition, the direction of the longest edge J for the battery 86 being installed on battery mounting portion 736 is the center with bar portion 2 The direction of axis M is identical.Accordingly, battery 86 becomes: along the state of central axis M, thus, the dry wall of battery 86 is installed Sander 701 can be rendered as miniaturization more compact.

In addition, having: the handle portion 704 with the end of 146 opposite sides of pad being installed in bar portion 2, handle portion 704 have Have: the connector 40 of dust collection hose 42 can be connected, the configuration of battery mounting portion 736 exists: the ratio connector 4 in handle portion 704 more leans on At the part that is, the front of connector 40 of nearly pad 146.Accordingly, the battery 86 that the space in 40 front of connector can be mounted is effective It utilizes, thus, dry wall sander 701 can be rendered as further compact.

In addition, the 7th mode suitably has modification same as the 1st mode~the 6th mode.

In addition, battery 86 can from rear slide be installed on to battery mounting portion 736 in the 7th mode.

Claims

1. a kind of long rod type polishing machine, has:

Prism-shaped or columned battery；

Battery mounting portion can install the battery；

Electric motor, the electric power by the battery are driven；

Pad, is moved with burnishing surface, and by the driving force of the electric motor；And

Bar portion is connected in end and the pad,

Long rod type polishing machine is characterized in that,

Being installed between the direction and the 2nd virtual line of the longest edge of the battery of the battery mounting portion has angle Degree, wherein the 2nd virtual line is the straight line orthogonal with the central axis of the bar portion and the 1st virtual line both sides, the 1 virtual line is straight line with the orthogonality of center shaft and parallel with the burnishing surface of the pad.

2. long rod type polishing machine according to claim 1, which is characterized in that

It is installed on the direction of the longest edge of the battery of the battery mounting portion and the side of the 1st virtual line To identical.

3. long rod type polishing machine according to claim 1 or 2, which is characterized in that

When from the direction of the 1st virtual line, it is installed on described in the battery of the battery mounting portion Central part on the direction of 2nd virtual line is on the central axis of the bar portion.

4. long rod type polishing machine according to any one of claims 1 to 3, which is characterized in that

Having handle portion, the handle portion is mounted on the end with the pad opposite side of the bar portion,

The dust collection hose that the handle portion includes the handle portion that can be held for user and can connect dust collection hose connects Portion,

The battery for being installed on the battery mounting portion is configured in the hand on the direction of the 2nd virtual line Between shank and the dust collection hose interconnecting piece.

5. long rod type polishing machine described in any one according to claim 1~4, which is characterized in that

It is installed on the direction of the longest edge of the battery of the battery mounting portion and the center of the bar portion There is angle between axis.

6. long rod type polishing machine according to any one of claims 1 to 5, which is characterized in that

The battery mounting portion can install multiple batteries.

7. long rod type polishing machine according to claim 6, which is characterized in that

The battery mounting portion be provided in a manner of clipping the bar portion it is multiple,

A part of battery in multiple batteries is installed on the battery mounting portion of a part,

Another part battery in multiple batteries is installed on the battery mounting portion of another part.

8. long rod type polishing machine according to any one of claims 1 to 7, which is characterized in that

It is installed on the direction of the longest edge of the battery of the battery mounting portion and the center of the bar portion The direction of axis is identical.

9. long rod type polishing machine according to any one of claims 1 to 8, which is characterized in that

The electric motor and the pad are held in head shell,

The battery mounting portion is configured at the head shell.

10. long rod type polishing machine according to claim 9, which is characterized in that

The battery mounting portion configuration is on the top of the head shell.

11. long rod type polishing machine according to claim 9, which is characterized in that

The battery mounting portion configuration is in the side of the head shell.

12. long rod type polishing machine described in any one according to claim 1~11, which is characterized in that

The handle portion includes the dust collection hose interconnecting piece that can connect dust collection hose,

Battery mounting portion configuration exists: dust collection hose interconnecting piece described in the ratio in the handle portion is closer to the portion of the pad Point.