CN204826559U

CN204826559U - Sharpener of shovel wall telephone

Info

Publication number: CN204826559U
Application number: CN201520524305.2U
Authority: CN
Inventors: 林健明
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-07-17
Filing date: 2015-07-17
Publication date: 2015-12-02
Anticipated expiration: 2025-07-17

Abstract

The utility model provides a sharpener of shovel wall telephone belongs to construction machinery equipment technical field. It has been solved and has been difficult to to go on the problem of polishing after the blade rust of current shovel wall telephone hobbing cutter. This sharpener of shovel wall telephone includes polisher and the base that is used for and shovels the wall telephone casing to link firmly mutually, and the polisher is fixed a position on the base, has seted up the breach of polishing on the base, and the polisher is located the base top, and the bistrique of polisher is relative with the breach of polishing, is equipped with on the removal seat to prevent when the hobbing cutter that shovels the wall telephone receives the effort of polisher bistrique that the hobbing cutter that shovels the wall telephone from taking place the pivoted locating part. This sharpener of shovel wall telephone can polish to the hobbing cutter of installing in the shovel wall telephone.

Description

The knife sharpener of shovel wall telephone

Technical field

The utility model belongs to construction machinery equipment technical field, relates to a kind of knife sharpener shoveling wall telephone.

Background technology

When current wall construction, the coating such as often to cement on wall, after machining, if there is wall there is cement spot etc. in uneven or wall, need the later stage to be rooted out, occurred shovel wall telephone for this reason, wall skin can be rooted out by shovel wall telephone fast.

As Chinese invention patent application (application number: 201310249334.8) disclose a kind of shovel wall telephone, comprise casing, motor and driving shaft, driving shaft is plugged on casing, motor is fixed on casing, and be provided with between this motor and driving shaft for transmitting power drive mechanism, driving shaft is provided with vertically one or more hobboing cutter assembly, each hobboing cutter assembly comprises the some axially superimposed successively blades along driving shaft, each blade periphery wall all has the blade of two protrusions, and blade all have offer along its width and the cutting edge equal with its width, and cutting edge end face roughly radially, the cutting edge of each blade in each hobboing cutter assembly staggers successively along the circumference of driving shaft.This shovel wall telephone has higher shovel wall efficiency, but the shape of hobboing cutter is special, is difficult to polish to hobboing cutter after the cutting edge rust of hobboing cutter, and normally direct more allowing blade replacement, causes use cost higher at present.

Summary of the invention

The purpose of this utility model there are the problems referred to above for existing technology, proposes a kind of knife sharpener shoveling wall telephone, and the knife sharpener of this shovel wall telephone can be polished to the hobboing cutter be arranged in shovel wall telephone.

The purpose of this utility model realizes by following technical proposal: the knife sharpener of shovel wall telephone, it is characterized in that, comprise sander and the base for being connected mutually with shovel wall telephone housing, described sander is positioned on base, described base offers polishing breach, above-mentioned sander is positioned at above base, and the bistrique of sander is relative with polishing breach, described Mobile base is provided with the locating part that can prevent the hobboing cutter shoveling wall telephone from rotating when the hobboing cutter shoveling wall telephone is subject to the active force of burnishing-head of burnishing machine.

Base can be positioned on the housing outer bottom of shovel wall telephone, namely during polishing, base is fixed on shovel wall telephone housing, breach of now polishing is relative with hobboing cutter, and the cutting edge of at least one blade can be positioned at polishing breach on hobboing cutter, sander is the electric grinding machine can directly bought on the market, comprise the shell of tubular and be positioned at the bistrique of case nose, bistrique has the work plane of annular, be provided with motor in the enclosure, bistrique is driven to rotate by motor, this sander is positioned on base, the work plane of bistrique is towards hobboing cutter, and the work plane of bistrique can lean with one of them cutting edge, active force can be produced to hobboing cutter when bistrique rotates, this active force is towards the rear end of shovel wall telephone, hobboing cutter is made to have the trend of rotating to a direction, therefore locating part is set on base, this locating part can act on hobboing cutter blade, to blade produce towards shovel wall telephone front end against power, hobboing cutter is made to keep stable, thus the hobboing cutter realized being arranged in shovel wall telephone housing is polished.

In the knife sharpener of above-mentioned shovel wall telephone, described locating part has the spacing end that can lean on the cutting edge end face of shovel wall telephone hobboing cutter, and the positive stop end portion of described locating part is positioned at the below of burnishing-head of burnishing machine.Locating part and bistrique are simultaneously for same blade, the cutting edge end face of the blade in bruting process towards shovel wall telephone rear end, spacing end towards the front end of shovel wall telephone, namely under the active force of bistrique, spacing end is resisted against on the cutting edge end face of this blade, thus realizes location to this blade.

In the knife sharpener of above-mentioned shovel wall telephone, described locating part comprises gag lever post, and one end of described gag lever post is connected with base, and above-mentioned spacing end is limited the other end of a bar.Gag lever post is positioned at the below of base, and stretches out forward, and structure is simple, and certain locating part also can adopt bulk, only needs to have spacing end, arranges in place simultaneously, when blade is polished can with this spacing end lean realize positioning instant can.

In the knife sharpener of above-mentioned shovel wall telephone, described spacing end has the spacing end face perpendicular with gag lever post length direction, the side of described spacing end also offers spacing breach, this spacing breach has the spacing side perpendicular with spacing end face, when the spacing end face of spacing end is resisted against on the cutting edge end face of hobboing cutter, the cutting edge side of adjacent hobboing cutter can be resisted against on the spacing side of spacing breach.Sander can slide by respect thereto, and gag lever post can move with sander, this glide direction is identical with the axis of hobboing cutter, move into place at sander, namely when the spacing end face of gag lever post is relative with the cutting edge end face of blade, hand rotation hobboing cutter, after the cutting edge end face of blade and spacing end face lean, reverse portable grinder, namely the cutting edge side of the spacing side of spacing breach and the adjacent knife blades of this blade is made to lean, ensure that sander displacement is accurate, namely the cutting edge of blade has with the work plane of bistrique and the most reasonably contacts position of polishing, improve polishing quality.

In the knife sharpener of above-mentioned shovel wall telephone, this knife sharpener also comprises Mobile base, above-mentioned sander is positioned on Mobile base, described Mobile base is tabular, and there is rear and front end, to offer near front end place at Mobile base and dodge breach, the bistrique of above-mentioned sander is relative with polishing breach through dodging breach, described base is fixed with two laterally steering bars, the rear and front end of described Mobile base is slidably connected on two guide pegs respectively, and the front end of described Mobile base is provided with the regulating part that can regulate Mobile base front height.Base upper side has Connection Block, the end of laterally steering bar is connected mutually with Connection Block, the glide direction of Mobile base is consistent with the length direction of hobboing cutter, can to be polished one by one blade along hobboing cutter length direction by mobile Mobile base, simultaneously because hobboing cutter needs again to polish in use for some time, therefore along with the increase of polishing number of times, blade cutting edge can diminish to the distance of hobboing cutter axial line, therefore upper once polish time need to regulate the height of Mobile base front end by regulating part, namely make the work plane of bistrique can contact with blade cutting edge against.

In the knife sharpener of above-mentioned shovel wall telephone, described regulating part comprises adjusting bolt and some regulating springs, on laterally steering bar described in two, equal slip cap is provided with laterally steering cover, and two laterally steering covers all can rotate relative to laterally steering bar, the rear end of described Mobile base is fixedly connected with a laterally steering cover, the front end of Mobile base has the connecting portion of tabular, and adjustment hole is offered on connecting portion, the periphery wall of laterally steering cover described in another have screw and some adapter sleeves, above-mentioned regulating spring is arranged in adapter sleeve, and the downside of connecting portion is pressed on the upper end of regulating spring, described adjusting bolt is passed the adjustment hole of connecting portion and is screwed onto in the screw of laterally steering cover.Linear bearing is fixed with in laterally steering cover, and be slidably connected by linear bearing and laterally steering bar, there is stable guide effect, the downside of connecting portion is pressed on regulating spring, under regulating spring effect, connecting portion is resisted against in the head end of adjusting bolt, rotate adjusting bolt can order about connecting portion compression adjustment spring and realize highly regulating, simultaneously because shovel wall telephone is in the shovel wall course of work, the cutting edge of different blade is different from the active force between body of wall, therefore the wear extent that there will be different blade cutting edge is different, namely be difficult to ensure all blade cutting edge and bistrique relative to time all can contact with bistrique or contact after there is enough stock removals, and when running into this blade cutting edge position and being lower, can Manual press Mobile base, Mobile base can micro-compression adjustment spring, bistrique is made to decline and contact with blade cutting edge and have enough stock removals, after decontroling, bistrique can automatically reset, certain regulating part also only can comprise a bolt, also can carry out height to the front end of Mobile base and regulate.

In the knife sharpener of above-mentioned shovel wall telephone, this knife sharpener also comprises screw rod and drive block, described bolt rotary is connected on base, and screw rod parallels with two laterally steering bars, described drive block offers screw and is screwed onto on screw rod by this screw, the downside of described Mobile base has contiguous block, described drive block offers bar shaped link slot, the length direction of this link slot and the length direction of screw rod perpendicular, above-mentioned contiguous block is plugged in link slot, and the end of described gag lever post is connected on drive block.Connection Block on one end of screw rod and base is rotationally connected, be connected by bearing between the other end with Connection Block, certainly handle is provided with in the end of screw rod for operation, moved a certain distance by screw drive Mobile base, this distance is consistent with the width of hobboing cutter blade, the adjacent knife blades of the blade namely making the spacing end face of gag lever post complete with polishing is relative, and now between the work plane of bistrique and this blade cutting edge, there is gap, therefore hand rotation hobboing cutter, the cutting edge end face of this blade and the spacing end face of gag lever post are leant, and then contra rotating screw, namely the cutting edge side of the spacing side of spacing breach and the adjacent knife blades of this blade is made to lean, certainly now the cutting edge of this blade also contacts with the work plane of bistrique, namely the polishing to this blade cutting edge is realized, so carry out successively, easy to operate, carry out set a distance by screw rod to Mobile base to move simultaneously, carry out spacing by gag lever post to hobboing cutter, polishing precision is high, simultaneously because the front height of Mobile base can regulate, therefore this Mobile base can swing around the laterally steering bar of rear end, Mobile base is connected with drive block by contiguous block for this reason, namely drive block can clip contiguous block transversely guide peg length direction move, when Mobile base highly regulates simultaneously, contiguous block can move up and down in link slot, certain controls also can adopt the structure of gear and tooth bar, be connected on Mobile base by pinion rotation, tooth bar is fixed on base, wheel and rack is meshed, increase damping sleeve between gear and Mobile base simultaneously, make pinion rotation have larger frictional force, therefore Mobile base can be driven to slide by pinion rotation, and Mobile base is not when sliding, damping sleeve produces certain stationkeeping ability to gear.

In the knife sharpener of above-mentioned shovel wall telephone, this knife sharpener also comprises locating rack, above-mentioned sander is positioned on locating rack, described locating rack comprises two longitudinally guiding covers, the upper side of described Mobile base is fixed with two longitudinally guiding bars, this two longitudinally guidings bar and two laterally steering bars perpendicular, described in two, longitudinally guiding cover is slidably located on two longitudinally guiding bars respectively, and longitudinally guiding cover can rotate relative to longitudinally guiding bar.Equally, linear bearing is fixed with in longitudinally guiding cover, locating rack is moved more stable, the moving direction of locating rack and the length direction of hobboing cutter perpendicular, namely in bruting process, manually promote locating rack reciprocatingly move, bistrique also has the reciprocal grinding of fore-and-aft direction while producing circumferential grinding to cutting edge, makes grinding homogeneity, improves polishing quality.

In the knife sharpener of above-mentioned shovel wall telephone, described in two, the front end of longitudinally guiding cover all has prelocalization bar, rear end all has rear backstay, described sander is between two longitudinally guiding covers, and the free end of two prelocalization bars is fixedly connected with respectively by the both sides of screw with sander-casing front end, after described in two, the free end of backstay all has the clamping plate of arc strip, the concave surface of these two clamping plate is relative, the rear end of above-mentioned sander-casing is between two clamping plate, and described in two, the end of clamping plate is connected by screw lock.Namely by prelocalization bar and clamping plate, the rear and front end to sander is fixed, and after unclamping screw, two longitudinally guiding covers can rotate relative to longitudinally guiding bar, easy disassembly.

In the knife sharpener of above-mentioned shovel wall telephone, the connecting portion upper side of described Mobile base has projection, this projection is positioned at the front of sander, described projection offers screw, and caging bolt is bolted with in screw, the end of this caging bolt is relative with the front end of sander-casing, and when locating rack moves forward, the end of caging bolt can lean mutually with the front end face of sander-casing.Namely can regulate the displacement of locating rack on Mobile base by caging bolt, i.e. the shift motion of bistrique opposing blades cutting edge in bruting process, make all with blade cutting edge, there is effective contact in bistrique reciprocating movement.

In the knife sharpener of above-mentioned shovel wall telephone, the rectangular tabular of described base, has reference column in the front end in Its lower side face, and the rear end of base has some positioning through hole.The housing bottom surface of shovel wall telephone having locating hole and screw, when connecting base with shovel wall telephone housing, first reference column being inserted in locating hole, realize pre-determined bit, then wear positioning through hole by screw and be screwed onto in screw, realize fixing base, position location is comparatively accurate.

Compared with prior art, the knife sharpener of this shovel wall telephone has the following advantages:

1, because base can directly be fixed on shovel wall telephone housing, without the need to hobboing cutter is disassembled polishing, therefore convenient to operation.

2, the spacing end face of gag lever post and the cutting edge end face of blade lean, the cutting edge side of the spacing side of spacing breach and the adjacent knife blades of this blade leans, ensure that Mobile base displacement is accurate, namely the cutting edge of blade has with the work plane of bistrique and the most reasonably contacts position of polishing, and improves polishing quality.

3, owing to can be regulated the height of bistrique by regulating part, also can Manual press Mobile base, Mobile base can micro-compression adjustment spring, bistrique is made to decline and contact with blade cutting edge and have enough stock removals, after decontroling, bistrique can automatically reset, therefore, it is possible to be applicable to the differing heights of cutting edge, applicability is strong.

Accompanying drawing explanation

Fig. 1 is the perspective view of the knife sharpener of this shovel wall telephone.

Fig. 2 is the perspective view of knife sharpener when not installing sander.

Fig. 3 is the perspective view at knife sharpener another visual angle when not installing sander.

Fig. 4 is the structure sectional view of regulating part.

Fig. 5 is the structure sectional view of knife sharpener.

Fig. 6 is the perspective view of existing shovel wall telephone.

Fig. 7 is the perspective view of existing blade.

Fig. 8 is gag lever post and blade structural representation when leaning.

In figure, 1, base; 11, polishing breach; 12, laterally steering bar; 13, reference column; 14, positioning through hole; 2, Mobile base; 21, breach is dodged; 22, laterally steering cover; 221, adapter sleeve; 23, longitudinally guiding bar; 24, connecting portion; 25, projection; 26, caging bolt; 3, locating rack; 31, longitudinally guiding cover; 32, prelocalization bar; 33, rear backstay; 34, clamping plate; 4, sander; 41, bistrique; 5, controls; 51, screw rod; 52, drive block; 521, link slot; 53, contiguous block; 6, locating part; 61, gag lever post; 611, spacing end; 612, spacing end face; 613, spacing breach; 614, spacing side; 7, regulating part; 71, adjusting bolt; 72, regulating spring; 8, casing; 81, hobboing cutter; 82, blade; 821, cutting edge end face; 822, cutting edge side; 823, cutting edge.

Detailed description of the invention

Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.

As shown in Figure 6, Figure 7 for shovel wall telephone, comprise casing 8, hobboing cutter 81 be installed in casing 8, hobboing cutter 81 is made up of some blades 82, and some blades 82 are arranged in order, wherein each blade 82 all has two cutting edges 823, and cutting edge 823 has cutting edge end face 821 and cutting edge side 822.

As Fig. 1, Fig. 2, shown in Fig. 3, the knife sharpener of shovel wall telephone, comprise base 1, Mobile base 2, locating rack 3 and sander 4, base 1 can be positioned on the housing outer bottom of shovel wall telephone, the i.e. rectangular tabular of base 1, in the front end of base 1 downside, there is reference column 13, the rear end of base 1 has some positioning through hole 14, the housing bottom surface of shovel wall telephone have locating hole and screw, when connecting base 1 with shovel wall telephone shell 8 body, first reference column 13 is inserted in locating hole, realize pre-determined bit, then wear positioning through hole 14 by screw and be screwed onto in screw, realize fixing base 1, position location is comparatively accurate.Sander 4 is the electric grinding machines 4 can directly bought on the market, the shell comprising tubular and the bistrique 41 being positioned at case nose, and bistrique 41 has the work plane of annular, is provided with motor in the enclosure, drives bistrique 41 to rotate by motor.Mobile base 2 is slidably connected on base 1, locating rack 3 is slidably connected on Mobile base 2, sander 4 is connected on locating rack 3, base 1 offers polishing breach 11, polishing breach 11 is rectangular, its width is greater than the length of shovel wall telephone hobboing cutter 81, sander 4 is positioned at above base 1, and the bistrique 41 of sander 4 is relative with polishing breach 11, base 1 is provided with and Mobile base 2 can be driven to slide and the controls 5 that Mobile base 2 can be positioned at when Mobile base 2 does not slide on base 1, Mobile base 2 is provided with the locating part 6 that can prevent the hobboing cutter 81 shoveling wall telephone from rotating when the hobboing cutter 81 shoveling wall telephone is subject to the active force of sander 4 bistrique 41.During polishing, base 1 is fixed on shovel wall telephone casing 8, breach 11 of now polishing is relative with hobboing cutter 81, and the cutting edge 823 of at least one blade 82 can be positioned at polishing breach 11 on hobboing cutter 81, the glide direction of Mobile base 2 is consistent with the length direction of hobboing cutter 81, and the length direction of the moving direction of locating rack 3 and hobboing cutter 81 is perpendicular, this sander 4 is fixed on locating rack 3, the work plane of bistrique 41 is towards hobboing cutter 81, and the work plane of bistrique 41 can lean with one of them cutting edge 823, active force can be produced to hobboing cutter 81 when bistrique 41 rotates, hobboing cutter 81 is made to have the trend of rotating to a direction, therefore locating part 6 is set on Mobile base 2, this locating part 6 can act on hobboing cutter 81 blade 82, hobboing cutter 81 is made to keep stable, and in bistrique 41 rotary-grinding process, manual promotion locating rack 3 reciprocatingly moves, namely the blade 82 of bistrique 41 relative hobboing cutter 81 in rotary course reciprocatingly slides, make grinding homogeneity, improve polishing quality, after the cutting edge 823 of this blade 82 is polished, Mobile base 2 is driven to move a certain distance by controls 5, this distance is consistent with the width of hobboing cutter 81 blade 82, Mobile base 2 is located by controls 5 after stopping, the adjacent knife blades 82 of the blade 82 namely making locating part 6 complete with polishing is relative, and now between the work plane of bistrique 41 and this blade 82 cutting edge 823, there is gap, therefore hand rotation hobboing cutter 81, this blade 82 is had an effect with locating part 6, certainly now the cutting edge 823 of this blade 82 also contacts with the work plane of bistrique 41, namely the polishing to this blade 82 cutting edge 823 is realized, so carry out successively, easy to operate, carry out set a distance by controls 5 pairs of Mobile bases 2 to move simultaneously, undertaken spacing by locating part 6 pairs of hobboing cutters 81, polishing precision is high.

Specifically, shown in composition graphs 5, Fig. 8, locating part 6 comprises gag lever post 61, gag lever post 61 has the spacing end 611 that can lean on the cutting edge end face 821 of shovel wall telephone hobboing cutter 81, one end of gag lever post 61 is connected with Mobile base 2, spacing end 611 is the other end of gag lever post 61, and the spacing end 611 of gag lever post 61 is positioned at the below of sander 4 bistrique 41.Spacing end has the spacing end face 612 perpendicular with gag lever post length direction, the side of spacing end also offers spacing breach 613, this spacing breach 613 has the spacing side 614 perpendicular with spacing end face 612, when the spacing end face 612 of spacing end is resisted against on the cutting edge end face 821 of hobboing cutter 81, the cutting edge side 822 of adjacent hobboing cutter 81 can be resisted against on the spacing side 614 of spacing breach 613, gag lever post 61 and bistrique 41 are simultaneously for same blade 82, gag lever post 61 is positioned at the below of Mobile base 2, stretch out forward by Mobile base 2, structure is simple, under the active force of bistrique 41, spacing end face 612 is resisted against on the cutting edge end face 821 of this blade 82, thus location is realized to this blade 82, and this blade 82 polishing after mobile Mobile base 2, make the spacing end face 612 of gag lever post 61 relative with the cutting edge end face 821 of adjacent knife blades 82, now hand rotation hobboing cutter 81, the cutting edge end face 821 of blade 82 is made to realize leaning in advance with the spacing end face 612 of gag lever post 61, when bistrique 41 produces active force, then blade 82 is located.Gag lever post 61 has spacing breach 613 simultaneously, move into place and hand rotation hobboing cutter 81 at Mobile base 2, after the cutting edge end face 821 of blade 82 and spacing end face 612 lean, by the reverse mobile Mobile base 2 of controls 5, namely the spacing side 614 of spacing breach 613 is made to lean with the cutting edge side 822 of the adjacent knife blades 82 of this blade 82, ensure that Mobile base 2 displacement is accurate, namely the cutting edge 823 of blade 82 has with the work plane of bistrique 41 and the most reasonably contacts position of polishing, improve polishing quality, certain locating part 6 also can adopt bulk, only need that there is spacing end 611, arrange in place simultaneously, when blade 82 is polished can with this spacing end 611 lean realize positioning instant can.

Shown in composition graphs 4, Mobile base 2 is in tabular, and there is rear and front end, to offer near front end place at Mobile base 2 and dodge breach 21, the bistrique 41 of sander 4 is relative with polishing breach 11 through dodging breach 21, base 1 is fixed with two laterally steering bars 12, the rear and front end of Mobile base 2 is slidably connected on two guide pegs respectively, the front end of Mobile base 2 is provided with the regulating part 7 that can regulate Mobile base 2 front height, base 1 upper side has Connection Block, the end of laterally steering bar 12 is connected mutually with Connection Block, need in use for some time again to polish owing to rolling simultaneously, therefore along with the increase of polishing number of times, blade 82 cutting edge 823 can diminish to the distance of hobboing cutter 81 axial line, therefore upper once polish time need to be regulated by regulating part 7 height of Mobile base 2 front end, namely make the work plane of bistrique 41 can contact with blade 82 cutting edge 823 against.Regulating part 7 comprises adjusting bolt 71 and some regulating springs 72, on two laterally steering bars 12, equal slip cap is provided with laterally steering cover 22, and two laterally steering covers 22 all can rotate relative to laterally steering bar 12, the rear end of Mobile base 2 is overlapped 22 with a laterally steering and is fixedly connected with, the front end of Mobile base 2 has the connecting portion 24 of tabular, and adjustment hole is offered on connecting portion 24, the periphery wall of another laterally steering cover 22 have screw and some adapter sleeves 221, regulating spring 72 is arranged in adapter sleeve 221, and the downside of connecting portion 24 is pressed on the upper end of regulating spring 72, adjusting bolt 71 is passed the adjustment hole of connecting portion 24 and is screwed onto in the screw of laterally steering cover 22, linear bearing is fixed with in laterally steering cover 22, and be slidably connected by linear bearing and laterally steering bar 12, there is stable guide effect, the downside of connecting portion 24 is pressed on regulating spring 72, under regulating spring 72 acts on, connecting portion 24 is resisted against in the head end of adjusting bolt 71, rotate adjusting bolt 71 can order about connecting portion 24 compression adjustment spring 72 and realize highly regulating, simultaneously because shovel wall telephone is in the shovel wall course of work, the cutting edge 823 of different blade 82 is different from the active force between body of wall, therefore the wear extent that there will be different blade 82 cutting edge 823 is different, namely be difficult to ensure that all blade 82 cutting edges 823 and bistrique 41 have enough stock removals after all can contacting with bistrique 41 or contact time relative, and when running into this blade 82 cutting edge 823 position and being lower, can Manual press Mobile base 2, Mobile base 2 can micro-compression adjustment spring 72, bistrique 41 is declined and contacts with blade 82 cutting edge 823 and there is enough stock removals, after decontroling, bistrique 41 can automatically reset, certain regulating part 7 also only can comprise a bolt, also can carry out height to the front end of Mobile base 2 and regulate.Connecting portion 24 upper side of Mobile base 2 has projection 25, this projection 25 is positioned at the front of sander 4, projection 25 offers screw, and in screw, be bolted with caging bolt 26, the end of this caging bolt 26 is relative with the front end of sander 4 shell, when locating rack 3 moves forward, the end of caging bolt 26 can lean mutually with the front end face of sander 4 shell, namely the displacement of locating rack 3 on Mobile base 2 can be regulated by caging bolt 26, the i.e. shift motion of bistrique 41 opposing blades 82 cutting edge 823 in bruting process, make all with blade 82 cutting edge 823, there is effective contact in bistrique 41 reciprocating movement.

Controls 5 comprises screw rod 51 and drive block 52, screw rod 51 is rotatably connected on base 1, and screw rod 51 parallels with two laterally steering bars 12, drive block 52 offers screw and is screwed onto on screw rod 51 by this screw, the downside of Mobile base 2 has contiguous block 53, drive block 52 offers bar shaped link slot 521, the length direction of this link slot 521 and the length direction of screw rod 51 perpendicular, contiguous block 53 is plugged in link slot 521, Connection Block on one end of screw rod 51 and base 1 is rotationally connected, be connected by bearing between the other end with Connection Block, certainly handle is provided with in the end of screw rod 51 for operation, simultaneously because the front height of Mobile base 2 can regulate, therefore this Mobile base 2 can swing around the laterally steering bar 12 of rear end, Mobile base 2 is connected with drive block 52 by contiguous block 53 for this reason, namely drive block 52 can clip contiguous block 53 transversely guide peg 12 length direction move, when Mobile base 2 highly regulates simultaneously, contiguous block 53 can move up and down in link slot 521, certain controls 5 also can adopt the structure of gear and tooth bar, be connected on Mobile base 2 by pinion rotation, tooth bar is fixed on base 1, wheel and rack is meshed, increase damping sleeve between gear and Mobile base 2 simultaneously, make pinion rotation have larger frictional force, therefore Mobile base 2 can be driven to slide by pinion rotation, and Mobile base 2 is not when sliding, damping sleeve produces certain stationkeeping ability to gear.

Locating rack 3 comprises two longitudinally guiding covers 31, the upper side of Mobile base 2 is fixed with two longitudinally guiding bars 23, this two longitudinally guidings bar 23 and two laterally steering bars 12 perpendicular, two longitudinally guiding covers 31 are slidably located on two longitudinally guiding bars 23 respectively, and longitudinally guiding cover 31 can rotate relative to longitudinally guiding bar 23, equally, in longitudinally guiding cover 31, be fixed with linear bearing, locating rack 3 moved more stable.The front end of two longitudinally guiding covers 31 all has prelocalization bar 32, rear end all has rear backstay 33, sander 4 is between two longitudinally guiding covers 31, and the free end of two prelocalization bars 32 is fixedly connected with respectively by the both sides of screw with sander 4 case nose, after two, the free end of backstay 33 all has the clamping plate 34 of arc strip, the concave surface of these two clamping plate 34 is relative, the rear end of sander 4 shell is between two clamping plate 34, the end of two clamping plate 34 is connected by screw lock, namely be fixed by the rear and front end of prelocalization bar 32 and clamping plate 34 pairs of sanders 4, and after unclamping screw, two longitudinally guiding covers 31 can rotate relative to longitudinally guiding bar 23, easy disassembly.

Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.

Although more employ base 1, term such as polishing breach 11, laterally steering bar 12 etc. herein, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.

Claims

1. shovel the knife sharpener of wall telephone, it is characterized in that, comprise sander (4) with for shovel wall telephone casing (8) base (1) that is connected mutually, described sander (4) is positioned on base (1), described base (1) offers polishing breach (11), above-mentioned sander (4) is positioned at base (1) top, and the bistrique (41) of sander (4) is relative with polishing breach (11), on described base, (1) is provided with the locating part (6) that can prevent the hobboing cutter (81) shoveling wall telephone from rotating when the hobboing cutter (81) shoveling wall telephone is subject to the active force of sander (4) bistrique (41).

2. the knife sharpener of shovel wall telephone according to claim 1, it is characterized in that, described locating part (6) has the spacing end (611) that can lean on the cutting edge end face (821) of shovel wall telephone hobboing cutter (81), and the spacing end (611) of described locating part (6) is positioned at the below of sander (4) bistrique (41).

3. the knife sharpener of shovel wall telephone according to claim 2, it is characterized in that, described locating part (6) comprises gag lever post (61), one end of described gag lever post (61) is connected with base (1), the other end that above-mentioned spacing end (611) is gag lever post (61).

4. the knife sharpener of shovel wall telephone according to claim 3, it is characterized in that, described spacing end has the spacing end face (612) perpendicular with gag lever post length direction, the side of described spacing end also offers spacing breach (613), this spacing breach (613) has the spacing side (614) perpendicular with spacing end face (612), when the spacing end face (612) of spacing end is resisted against on the cutting edge end face (821) of hobboing cutter (81), the cutting edge side (822) of adjacent hobboing cutter (81) can be resisted against on the spacing side (614) of spacing breach (613).

5. the knife sharpener of the shovel wall telephone according to claim 1 or 2 or 3 or 4, it is characterized in that, this knife sharpener also comprises Mobile base (2), above-mentioned sander (4) is positioned on Mobile base (2), described Mobile base (2) is in tabular, and there is rear and front end, offer at the close front end place of Mobile base (2) and dodge breach (21), the bistrique (41) of above-mentioned sander (4) is relative with polishing breach (11) through dodging breach (21), described base (1) is fixed with two laterally steering bars (12), the rear and front end of described Mobile base (2) is slidably connected on two laterally steering bars (12) respectively, the front end of described Mobile base (2) is provided with the regulating part (7) that can regulate Mobile base (2) front height.

6. the knife sharpener of shovel wall telephone according to claim 5, it is characterized in that, described regulating part (7) comprises adjusting bolt (71) and some regulating springs (72), the upper equal slip cap of laterally steering bar (12) described in two is provided with laterally steering cover (22), and two laterally steering covers (22) all can rotate relative to laterally steering bar (12), the rear end of described Mobile base (2) is fixedly connected with a laterally steering cover (22), the front end of Mobile base (2) has the connecting portion (24) of tabular, and adjustment hole is offered on connecting portion (24), the periphery wall of laterally steering cover (22) described in another have screw and some adapter sleeves (221), above-mentioned regulating spring (72) is arranged in adapter sleeve (221), and the downside of connecting portion (24) is pressed on the upper end of regulating spring (72), described adjusting bolt (71) through connecting portion (24) adjustment hole and be screwed onto in the screw of laterally steering cover (22).

7. the knife sharpener of shovel wall telephone according to claim 5, it is characterized in that, this knife sharpener also comprises screw rod (51) and drive block (52), described screw rod (51) is rotatably connected on base (1), and screw rod (51) parallels with two laterally steering bars (12), described drive block (52) offers screw and is screwed onto on screw rod (51) by this screw, the downside of described Mobile base (2) has contiguous block (53), described drive block (52) offers bar shaped link slot (521), the length direction of this link slot (521) and the length direction of screw rod (51) perpendicular, above-mentioned contiguous block (53) is plugged in link slot (521), the end of described gag lever post (61) is connected on drive block (52).

8. the knife sharpener of shovel wall telephone according to claim 5, it is characterized in that, this knife sharpener also comprises locating rack (3), above-mentioned sander (4) is positioned on locating rack (3), described locating rack (3) comprises two longitudinally guiding covers (31), the upper side of described Mobile base (2) is fixed with two longitudinally guiding bars (23), this two longitudinally guidings bar (23) is perpendicular with two laterally steering bars (12), longitudinally guiding cover (31) described in two is slidably located on two longitudinally guiding bars (23) respectively, and longitudinally guiding cover (31) can rotate relative to longitudinally guiding bar (23).

9. the knife sharpener of shovel wall telephone according to claim 8, it is characterized in that, described in two, the front end of longitudinally guiding cover (31) all has prelocalization bar (32), rear end all has rear backstay (33), described sander (4) is positioned between two longitudinally guiding covers (31), and the free end of two prelocalization bars (32) is fixedly connected with respectively by the both sides of screw with sander (4) case nose, after described in two, the free end of backstay (33) all has the clamping plate (34) of arc strip, the concave surface of these two clamping plate (34) is relative, the rear end of above-mentioned sander (4) shell is positioned between two clamping plate (34), the end of clamping plate described in two (34) is connected by screw lock.

10. the knife sharpener of shovel wall telephone according to claim 9, it is characterized in that, connecting portion (24) upper side of described Mobile base (2) has projection (25), this projection (25) is positioned at the front of sander (4), (25) offer screw to described projection, and in screw, be bolted with caging bolt (26), the end of this caging bolt (26) is relative with the front end of sander (4) shell, when locating rack (3) moves forward, the end of caging bolt (26) can lean mutually with the front end face of sander (4) shell.