CN208071578U - A kind of self-dust-suction quick-replaceable cutter - Google Patents

A kind of self-dust-suction quick-replaceable cutter Download PDF

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Publication number
CN208071578U
CN208071578U CN201820545413.1U CN201820545413U CN208071578U CN 208071578 U CN208071578 U CN 208071578U CN 201820545413 U CN201820545413 U CN 201820545413U CN 208071578 U CN208071578 U CN 208071578U
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China
Prior art keywords
dust
quick change
change block
knife rest
quick
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Active
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CN201820545413.1U
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Chinese (zh)
Inventor
唐文林
刘连东
郎海艳
李玉婷
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Jiaxing World Diamond Tools Co
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Jiaxing World Diamond Tools Co
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Priority to CN201820545413.1U priority Critical patent/CN208071578U/en
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Publication of CN208071578U publication Critical patent/CN208071578U/en
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Abstract

This application discloses a kind of self-dust-suction quick-replaceable cutters, dedusting duct is offered on the cutter, it can will be in the dust that generated in cutting process timely suction and pumping to dedusting duct by external suction and pumping equipment, avoid dust deposit in base plate glass surface, base plate glass is worn to reduce dust, improve the cutting quality of base plate glass, and, the cutter has quick change component, cutter head can be rapidly and accurately replaced in cutting process, quick change component is detachably connected, and so as to reuse nonabradable quick change block, reduces production cost and use cost.

Description

A kind of self-dust-suction quick-replaceable cutter
Technical field
The application belongs to glass cutting tool technical field, more particularly to a kind of self-dust-suction quick-replaceable cutter.
Background technology
Commonly used in accurate cutting glass glass cutting tool as shown in Figure 1, including quick change block 003 connected in sequence, Knife rest 002 and the cutter head 001 for being installed on knife rest front end, the break bar for glass-cutting are installed in the cutter head 001, use this Kind cutter carries out cutting operation, as will produce a large amount of glass dust during cutting substrate glass.These glass dust meetings Production environment is impacted, for example, glass fibre easily sucks the lung of production work personnel, human body is damaged, for another example, Glass dust enters in precision component, can accelerate the abrasion of precision component, to cause shadow to the normal operation of machinery equipment It rings, also, glass dust is easily attached to glass surface, causes to be likely to result in base plate glass surface tear in the handling process, And then large effect is caused to the processing of the back segment of glass product and use.
Constantly expand with the application range of glass product, the purposes of base plate glass is just towards development in pluralism, while city Field proposes new requirement to the cutting quality of base plate glass.Such as:The uses such as electronical display glass, film covered glass, optical glass Base plate glass require base plate glass surface that cannot adhere to the glass dust that can not be washed, otherwise can be to the back segment of base plate glass Processing causes to seriously affect.
Utility model content
This application provides a kind of self-dust-suction quick-replaceable cutter, dedusting is offered on the self-dust-suction quick-replaceable cutter It cuts generated dust with the progress of cutting operation and is removed, to reduce the dirt in base plate glass cutting products in duct Bits, and then improve the cutting quality of base plate glass.
The application's is designed to provide a kind of self-dust-suction quick-replaceable cutter, and the cutter includes:Tool matrix 1 and peace Loaded on the quickly-changed cutter head component 2 on tool matrix 1, the quickly-changed cutter head component 2 includes knife rest 21, for connecting knife rest 21 and knife Have the quick change block 22 of matrix 1 and be set to the cutter head 23 on the knife rest 21 for installing break bar, the tool matrix 1 includes knife Handle 11 and the quick change block mounting portion 12 for being set to 11 front end of the handle of a knife, quick change is offered in 12 front end of quick change block mounting portion Block mounting groove 121 is provided with quick change block locking member 122 on the quick change block mounting portion 12, first is offered on knife rest 21 Dedusting duct 211 offers the second dedusting duct 221 on quick change block 22, and third dedusting duct is offered on tool matrix 1 123, first dedusting duct 211, the second dedusting duct 221 are connected with third dedusting duct 123, on tool matrix 1 Offer the first dust exhausting hole 125 being connected to third dedusting duct 123.
In a kind of achievable mode, the storage being connected to third dedusting duct 123 is offered on the tool matrix 1 Dirt chamber 124 offers the second dust exhausting hole 128 being connected to the dust-collecting cavity 124 on tool matrix 1.
In a kind of achievable mode, 21 front end of the knife rest is provided with dust removal piece 24, first dust removal piece 24 For part ring body, it is set to the side of the cutter head 23, the length of the dust removal piece 24 is slightly less than the length of cutter head 23.
In a kind of achievable mode, the one end in first dedusting duct 211 is opened in the front end of the knife rest 21, The other end is opened in the rear end of the knife rest 21.
In a kind of achievable mode, the length of dust removal piece 24 is equal to cutter shaft hole 231 and cutter head bottom end distance D1.
In a kind of achievable mode, first dedusting duct 211, second dedusting duct 221 and described The internal diameter in three dedusting ducts 123 is sequentially increased.
In a kind of achievable mode, the quick change block 22 and the knife rest 21 are detachably connected, the knife rest 21 with The cutter head 23 is integrally formed.
In a kind of achievable mode, positioning is provided on 121 inside of quick change block mounting groove and the quick change block 22 Device.
In a kind of achievable mode, the positioning device includes the first locating slot 222 being opened on quick change block 22, The second locating slot 126 being opened on 121 corresponding position of quick change block mounting groove is positioned with the first locating slot 222 and second is set to The first locating piece 223 between slot 126, the internal diameter phase of the outer diameter of first locating piece 223 and first locating slot 222 Match.
In a kind of achievable mode, the knife rest 21 includes quick change block interconnecting piece 213 and knife rest matrix 210, described Quick change block interconnecting piece 213 is non-cylinder, and the knife to match with the knife rest matrix 210 is offered on 22 top of quick change block Frame locating slot 224 is provided with 224 corresponding position of knife rest locating slot for locking knife rest 21 on the quick change block 22 Second locking member 225.
Cutter provided by the present application has dedusting duct, can by the dust generated in cutting process timely suction and pumping to removing It in dirt duct, avoids dust deposit in base plate glass surface, wears base plate glass to reduce dust, improve cutting for base plate glass Quality is cut, moreover, the cutter has quick change component, cutter head, quick change component can be rapidly and accurately replaced in cutting process It is detachably connected, so as to reuse nonabradable quick change block, reduces production cost and use cost.
Description of the drawings
Fig. 1 is a kind of cutter structure schematic diagram for cutting substrate glass in the prior art;
Fig. 2 shows a kind of structural schematic diagrams of self-dust-suction quick-replaceable cutter provided in this embodiment;
Fig. 3 shows a kind of installation diagram of self-dust-suction quick-replaceable cutter provided in this embodiment;
Fig. 4 shows a kind of main structure diagram of self-dust-suction quick-replaceable cutter provided in this embodiment;
Fig. 5 shows a kind of structural schematic diagram in special-shaped duct provided by the embodiment;
Fig. 6 shows a kind of structural schematic diagram in special-shaped duct provided by the embodiment;
Fig. 7 shows a kind of structural schematic diagram of dust removal piece provided in this embodiment;
Fig. 8 shows the structural schematic diagram of another dust removal piece provided in this embodiment;
The installation diagram of self-dust-suction quick-replaceable cutter described in Fig. 9;
Figure 10 is the vertical view of self-dust-suction quick-replaceable cutter described in Fig. 9;
Figure 11 is the front view of the quick change block;
Figure 12 is the vertical view of the knife rest.
Reference sign
1- tool matrix, 11- handle of a knifes, 12- quick change block mounting portions, 121- quick change block mounting grooves, 122- quick change block locking members, 123- third dedustings duct, 124- dust-collecting cavities, the first dust exhausting holes of 125-, the second locating slots of 126-, 127- backing pins, 128- second rows Dirt hole, 2- quickly-changed cutter head components, 21- knife rests, 210- knife rest matrixes, the first dedustings of 211- duct, 213- quick change block interconnecting pieces, 214- air suction openings, 22- quick change blocks, the second dedustings of 221- duct, the first locating slots of 222-, the first locating pieces of 223-, 224- knife rests Locating slot, 2241- knife rest location holes, the second locking members of 225-, 226- tool matrix interconnecting pieces, 227- knife rest interconnecting pieces, 23- knives Head, 231- cutter shafts hole, 24- dust removal pieces.
Specific implementation mode
In order to make those skilled in the art more fully understand the technical solution in the utility model, below in conjunction with this reality With the attached drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that The described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on the utility model In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts Example should all belong to the range of the utility model protection.
In this application, term " front end " used refers to close to one end of cutter head, and " rear end " refers to one end far from cutter head.
Fig. 2 and Fig. 3 are referred to, Fig. 2 shows a kind of structural representations of self-dust-suction quick-replaceable cutter provided in this embodiment Figure, Fig. 3 show a kind of installation diagram of self-dust-suction quick-replaceable cutter provided in this embodiment.As shown in Figures 2 and 3, it is described from Dust suction cutting tool of fast exchanging includes:Tool matrix 1 and the quickly-changed cutter head component 2 being installed on tool matrix 1, the quickly-changed cutter head component 2 include knife rest 21, the quick change block 22 for connecting knife rest 21 and tool matrix 1 and be set on the knife rest 21 be used for knife is installed The cutter head 23 of wheel.
As shown in figure 3, the tool matrix 1 includes handle of a knife 11 and the quick change block mounting portion for being set to 11 front end of the handle of a knife 12。
The structure of the handle of a knife 11 can be that any one can be used in structure of glass cutting tool in the prior art.Such as Shown in Fig. 2 and Fig. 3, the handle of a knife 11 can be cuboid, or cylinder is not shown in figure or other shapes.This The handle of a knife 11 of embodiment is preferably cuboid, it is preferable that at least one mounting hole can also be offered on handle of a knife 11, so as to certainly Dust suction quick-replaceable Cutting tool installation manner is on cutting machine.
The quick change block mounting portion 12 can be cuboid, or the other shapes such as cylinder or prism, it is excellent It is selected as cuboid, so that self-dust-suction quick-replaceable cutter can be advantageously mounted on cutting machine, without influencing cutting behaviour Make.
Optionally, the handle of a knife 11 and the quick change block mounting portion 12 are coaxial.
In a kind of achievable mode, quick change block mounting groove 121 is offered in 12 front end of quick change block mounting portion.Institute The shape for stating quick change block mounting groove 121 is matched with the shape of the quick change block 22.For example, if the quick change block 22 is rectangular Body, then quick change block mounting groove 121 be slightly over the cuboid of the quick change block 22;If the quick change block 22 is cylinder, Quick change block mounting groove 121 is slightly over the cylinder of the quick change block 22.
In the present embodiment, the quick change block mounting groove 121 is cuboid.Further, as shown in figure 3, the quick change Block mounting groove 121 is penetrated through with the front end of the quick change block mounting portion 12 and a side wall, close in the side penetrated through with side wall It is provided with backing pin 127 on the position of 12 front-end port of quick change block mounting portion, avoids quick change block during using the cutter 22 fall off.
Optionally, in 121 two neighboring face joint of the quick change block mounting groove, avoiding hollow groove is offered, avoids installation fast It damages during changing block 22 quick change block 22.
In a kind of achievable mode, it is provided on the quick change block mounting portion 12 for by the quick change block assembly The quick change block locking member 122 locking onto on tool matrix 1.The quick change block locking member 122 can be any one in the prior art Locking member of the kind for fixing groove inner part, for example, can be screw, bolt or spring holder etc..In the present embodiment, The quick change block locking member 122 be spring holder, so as to user in cutting process quick-replaceable quick change block assembly.
Fig. 2 and Fig. 3 are referred to, the quick change block 22 includes tool matrix interconnecting piece 226 and knife rest interconnecting piece 227, described Tool matrix interconnecting piece 226 and knife rest interconnecting piece 227 are coaxial, and are integrally formed, and the outer diameter of the knife rest interconnecting piece 227 is more than The outer diameter of the tool matrix interconnecting piece 226 forms boss in tool matrix interconnecting piece 226 and 227 junction of knife rest interconnecting piece.
In a kind of achievable mode, offered on the tool matrix interconnecting piece 226 and quick change block locking member 122 Corresponding quick change block locking hole.The length of the tool matrix interconnecting piece 226 is slightly larger than the depth of the quick change block mounting groove 121 The depth of degree, the quick change block mounting groove 121 is by 12 front end face of quick change block mounting portion to the slot of the quick change block mounting groove 121 The distance between bottom.
In a kind of achievable mode, the quick change block 22 and the knife rest 21 are detachably connected.Due to break bar Ground continues on, and break bar slot number is easily worn, and therefore, there is break bar slot certain service life to be similarly used in cutter head 23 The bearing for connecting chuck block also has certain service life.These components are limited by parameters such as revolutions, are being used to one It can be eliminated after determining the service life, cutter head 23 differs larger with the diameter of tool matrix 1, and cutter head 23 is directly mounted at tool matrix Junction can be made to generate larger stress on 1, shorten the service life of cutter head 23, therefore, based on the considerations of cost, in cutter head 23 The quick change block 22 lasted a long time is set using between tool matrix 1.
Fig. 4 shows a kind of main structure diagram of self-dust-suction quick-replaceable cutter provided in this embodiment, such as Fig. 4 institutes Show, positioning device is provided on 121 inside of quick change block mounting groove and the quick change block 22.The positioning device includes being opened in The first locating slot 222 on quick change block 22, the second locating slot 126 being opened on 121 corresponding position of quick change block mounting groove and sets The first locating piece 223 being placed between the first locating slot 222 and the second locating slot 126, the outer diameter of first locating piece 223 with The internal diameter of first locating slot 222 matches, so that quick change block 22 can quickly be determined in the quick change block mounting groove 121 Position.
Knife rest locating slot 224 is offered in 227 front end of knife rest interconnecting piece, in the slot bottom of the knife rest locating slot 224 Offer knife rest location hole 2241.The knife rest locating slot 224 is non-circular, for example, can be kidney-shaped, or rectangular Shape can also be irregular shape, the shape that the unrestrained line being such as closed surrounds.In this application, it is preferable to use kidney-shaped or length The shape for having both long axis and short axle such as rectangular, so that dedusting duct is arranged on the cutter.
The knife rest location hole 2241 is also non-circular, for example, can be kidney slot, or slot etc..? On the knife rest interconnecting piece 227 knife rest locking member is provided on position corresponding with the knife rest location hole 2241.
The knife rest 21 includes quick change block interconnecting piece 213 and knife rest matrix 210, the quick change block interconnecting piece 213 and knife rest Matrix 210 is integrally formed, and the shape and the shape of the knife rest location hole 2241 of the quick change block interconnecting piece 213 match.
Cutter head 23 is installed on the knife rest matrix 210, the knife rest matrix 210 is connected with the cutter head 23 by bearing It connects.
In a kind of achievable mode, the quick change block interconnecting piece 213 is non-cylinder, on 22 top of quick change block Offer the knife rest location hole 2241 to match with the quick change block interconnecting piece 213, on the quick change block 22 with the knife rest 224 corresponding position of locating slot is provided with the second locking member 225 for locking knife rest 21.
The first dedusting duct 211 is offered on knife rest 21, and the second dedusting duct 221 is offered on quick change block 22, Third dedusting duct 123, first dedusting duct 211, the second dedusting duct 221 and third dedusting are offered on tool matrix Duct 123 is connected.
In a kind of achievable mode, first dedusting duct 211, second dedusting duct 221 and described The internal diameter in three dedusting ducts 123 is sequentially increased, and to ensure effective porthole area in dedusting duct, and air-flow can be made to exist Speed change between two neighboring duct, and then improve dust collection efficiency.
The one end in first dedusting duct 211 is opened in the front end of the knife rest 21, and the other end is opened in the knife rest 21 rear end.
In a kind of achievable mode, first dedusting duct 211 can be plain bore road, or profiled holes Road.For example, as shown in figure 3, first dedusting duct 211 is single duct, first dedusting duct 211 is in the knife rest A suction inlet 214 is formed on 21.
Fig. 5 shows a kind of structural schematic diagram in special-shaped duct provided by the embodiment, optionally, as shown in figure 5, described first Dedusting duct 211 is more than in the aperture close to knife rest front end close to the aperture of knife rest rear end, optionally, first dedusting duct 211 form fan-shaped duct in the side close to knife rest front end, to increase dust suction area.
Fig. 6 shows a kind of structural schematic diagram in special-shaped duct provided by the embodiment, as shown in fig. 6, first dedusting hole Road 211 includes a main aperture road and a plurality of and main hole link sub-aperture road, and every sub-aperture road is in the knife rest 21 One suction inlet 214 of upper formation, the main aperture road form tree-shaped duct with the sub-aperture road so that are formed on the knife rest 21 Multiple suction inlets 214 optimize pick-up performance to improve dust collection efficiency.The aperture in the sub-aperture road is less than or equal to main aperture Suction and pumping dust is carried out in the aperture in road to form larger negative pressure at suction inlet 214.In a kind of achievable mode, third Going out dirt port and being opened on quick change block mounting portion 12 for dedusting duct 123, can also be opened on handle of a knife 11, due to the use of The limitation in space is preferably opened on handle of a knife 11.It offers on tool matrix 1 and is connected to third dedusting duct 123 First dust exhausting hole 125 is equipped with the end socket for blocking the first dust exhausting hole 125 on first dust exhausting hole 125.
Optionally, the dust-collecting cavity 124 being connected to third dedusting duct 123 is offered on the tool matrix 1, further Ground offers the second dust exhausting hole 128 being connected to the dust-collecting cavity 124 on the tool matrix 1.For example, pacifying in quick change block The dust-collecting cavity 124 being connected to third dedusting duct 123 is opened up in dress portion 12, is offered on quick change block mounting portion 12 and dust-collecting cavity Second dust exhausting hole 128 of 124 connections.
The front end of the knife rest 21 is provided at least one dust removal piece 24, the dust removal piece 24 and 21 one of the knife rest Molding.The dust removal piece 24 is set to around the side of the cutter head, it is preferable that is set respectively in 21 longer both sides of the knife rest Dust removal piece 24 is set, to save the overall volume of the self-dust-suction quick-replaceable cutter.
The length of dust removal piece 24 is equal to cutter shaft hole 231 and cutter head bottom end distance D1, in order to install break bar, and will cut The dust generated in the process is cut rapidly to be absorbed into dust removal piece.
The dust removal piece 24 can perpendicular to the front end face of the knife rest 21, can also with the front end face of the knife rest 21 at Preset angle.For example, as shown in figure 3, the dust removal piece 24 is vertical with the front end face of the knife rest 21, also, the dedusting Part 24 is forward extended out by the front end face of the knife rest 21, also, the dust removal piece 24 and 21 smooth excessiveness of the knife rest.
Fig. 7 shows a kind of structural schematic diagram of dust removal piece provided in this embodiment, as shown in fig. 7, in the dust removal piece 24 Front end face and its outer wall between there are predetermined angles so that the dust removal piece 24 from close to one end of knife rest to far from knife rest One end is gradually thinning, to increase dedusting duct port area, and dishes out direction dust suction along clast, increases dust suction area, carry High dust collection efficiency and effect.
In a kind of achievable mode, angle α between the front end face of the dust removal piece 24 and its outer wall is 45 °~ 90 °, the inventors discovered that, if the angle α between the front end face of the dust removal piece 24 and its outer wall is 45 °~90 °, it is opened in The dust suction area in the first dedusting duct 211 in dust removal piece is more than the cross-sectional area in the first dedusting duct 211, moreover, in dust suction There is enough dust suction intensity at mouth 214.During glass-cutting substrate, with the rotation of break bar, dust is along break bar Tangential direction flies out, and is absorbed into dedusting duct.If the angle α between the front end face of the dust removal piece 24 and its outer wall is small In 45 °, although the area of the suction inlet 214 increases, effective dust suction area will reduce, and the dust of generation cannot be timely It is effectively absorbed into first dedusting duct 211, efficiency of dust collection is caused to reduce.
In another achievable mode, the front end face of the dust removal piece 24 is curved surface, for example, can be outwardly convex Curved surface, or the curved surface being recessed inwardly.Fig. 8 shows the structural schematic diagram of another dust removal piece provided in this embodiment. As shown in figure 8, the front end face of the dust removal piece 24 is the curved surface of outwardly convex so that the front end face of the dust removal piece 24 is at semi-ring Body so that 214 part of suction inlet is opened in the side close to break bar in the dust removal piece 24, and another part is opened in far from knife The side of wheel, thus, it is possible to which the dust generated in the process of suction and pumping in time is located at outer for failing the dust of timely suction and pumping The air suction opening of side can supplement suction and pumping to it.
The installation diagram of self-dust-suction quick-replaceable cutter described in Fig. 9, Figure 10 are bowing for self-dust-suction quick-replaceable cutter described in Fig. 9 View, Figure 11 be the quick change block front view, Figure 12 be the knife rest vertical view, as shown in Fig. 9 to Figure 12, one kind can In the mode of realization, shank length L0 is 125-140mm;The assembly total length L 1 of quick change block assembly is 100-120mm;Quick change block The assembly total length L 2 of mounting portion and quick change block is 70-80mm;The length L3 of quick change block interconnecting piece is 12-14mm;Quick change block Length L4 is 55-60mm;The height B0 of quick change block mounting portion is 30-35mm;The width B1 of quick change block is 20-28mm;Knife rest Width B2 is 12-16mm;The width T0 of quick change block mounting portion is 32-38mm;The width T1 of quick change block is 26-30mm;Knife rest Outer diameter D is 18-24mm;Cutter head bias P is 1.5-2.5mm;The diameter d of quick change block interconnecting piece is 6-8mm.
The quick-replaceable cutter of self-dust-suction provided in this embodiment, tool matrix using spring holder and are determined with quick change block The cooperation of position hole, at the same install backing pin 127 prevent in use quick change block beat occurs, and in knife rest, quick change block and knife The first interconnected dedusting duct, the second dedusting duct and third dedusting duct are set gradually on tool matrix, realizes cutting powder Dirt is collected, can both ensure during glass-cutting substrate break bar can normal use, the powder that cutting can also be generated Dirt is sucked out in time, prevents dust pollution glass.
In use, tool matrix is connect with cutting equipment, and when needing replacing break bar, operating personnel are pulled outwardly bullet Quick change block assembly (quick change block and knife rest, cutter head) is removed, changes the quick change block group for being equipped with new break bar by spring positioning pin simultaneously Part completes the replacement of the break bar in cutting process.
For the quick change block assembly removed, unscrews knife rest lock-screw and remove knife rest from quick change block, then will be on cutter head Cutter shaft catch screw unscrew, the cutter shaft after using and break bar are unloaded, new cutter shaft and break bar is changed, then knife rest is installed (for flat knife rest is positioned, will position the side of flat alignment lock-screw) on to quick change block, preparation is replaced next time.
Since the production of base plate glass is continuous, so when operation, the time of tool changing only has tens seconds, for more The quick and convenient of tool changing seat has higher requirement, and the requirement for repeating assembly precision is also very high.Use cutter provided in this embodiment Cutting substrate glass, in use, dust can be in time sucked out from dedusting duct, the backing pin on quick change block (127) it can ensure that quick change block assembly does not rotate offset after line assembles.Cutter head is connect with knife rest by precision bearing, cutter head Swing angle is unilateral 10 °, and cutter head is made enough flexibly, to ensure the normal use of break bar in cutting process.Quick change block and cutter Detent fit on matrix, to ensure the precision for repeating to assemble.
The application is described in detail above in association with detailed description and exemplary example, but these explanations are simultaneously It should not be understood as the limitation to the application.It will be appreciated by those skilled in the art that without departing from the application spirit and scope, A variety of equivalent substitution, modification or improvements can be carried out to technical scheme and embodiments thereof, these each fall within the application In the range of.The protection domain of the application is determined by the appended claims.

Claims (10)

1. a kind of self-dust-suction quick-replaceable cutter, which is characterized in that the cutter includes:Tool matrix (1) and it is installed on cutter Quickly-changed cutter head component (2) on matrix (1), the quickly-changed cutter head component (2) include knife rest (21), for connect knife rest (21) with It the quick change block (22) of tool matrix (1) and is set on the knife rest (21) for installing the cutter head (23) of break bar,
The tool matrix (1) includes handle of a knife (11) and the quick change block mounting portion (12) for being set to the handle of a knife (11) front end, Quick change block mounting portion (12) front end offers quick change block mounting groove (121), is arranged on the quick change block mounting portion (12) There is quick change block locking member (122),
The first dedusting duct (211) is offered on knife rest (21), and the second dedusting duct is offered on quick change block (22) (221), third dedusting duct (123), first dedusting duct (211), the second dedusting hole are offered on tool matrix (1) Road (221) is connected with third dedusting duct (123), is offered on tool matrix (1) and third dedusting duct (123) The first dust exhausting hole (125) of connection.
2. self-dust-suction quick-replaceable cutter according to claim 1, which is characterized in that opened on the tool matrix (1) Equipped with the dust-collecting cavity (124) being connected to third dedusting duct (123), offered on tool matrix (1) and the dust-collecting cavity (124) the second dust exhausting hole (128) being connected to.
3. self-dust-suction quick-replaceable cutter according to claim 1, which is characterized in that be arranged in the knife rest (21) front end It is part ring body to have dust removal piece (24), first dust removal piece (24), is set to the side of the cutter head (23), the dust removal piece (24) length is slightly less than the length of cutter head (23).
4. self-dust-suction quick-replaceable cutter according to claim 1, which is characterized in that first dedusting duct (211) One end be opened in the front ends of the knife rest (21), the other end is opened in the rear end of the knife rest (21).
5. self-dust-suction quick-replaceable cutter according to claim 3, which is characterized in that the length of dust removal piece (24) is equal to knife Axis hole (231) and cutter head bottom end distance D1.
6. self-dust-suction quick-replaceable cutter according to claim 1, which is characterized in that first dedusting duct (211), The internal diameter in second dedusting duct (221) and third dedusting duct (123) is sequentially increased.
7. self-dust-suction quick-replaceable cutter according to claim 1, which is characterized in that the quick change block (22) and the knife Frame (21) is detachably connected, and the knife rest (21) is integrally formed with the cutter head (23).
8. self-dust-suction quick-replaceable cutter according to claim 1, which is characterized in that in quick change block mounting groove (121) It is provided with positioning device on portion and the quick change block (22).
9. self-dust-suction quick-replaceable cutter according to claim 8, which is characterized in that the positioning device includes being opened in The first locating slot (222) on quick change block (22), the second locating slot being opened on quick change block mounting groove (121) corresponding position (126) and the first locating piece (223) for being set between the first locating slot (222) and the second locating slot (126), described first is fixed The outer diameter and the internal diameter of first locating slot (222) of position block (223) match.
10. self-dust-suction quick-replaceable cutter according to claim 1, which is characterized in that the knife rest (21) includes quick change Block interconnecting piece (213) and knife rest matrix (210), the quick change block interconnecting piece (213) is non-cylinder, in the quick change block (22) Top offers the knife rest locating slot (224) to match with the knife rest matrix (210), on the quick change block (22) with it is described Knife rest locating slot (224) corresponding position is provided with the second locking member (225) for locking knife rest (21).
CN201820545413.1U 2018-04-17 2018-04-17 A kind of self-dust-suction quick-replaceable cutter Active CN208071578U (en)

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Application Number Priority Date Filing Date Title
CN201820545413.1U CN208071578U (en) 2018-04-17 2018-04-17 A kind of self-dust-suction quick-replaceable cutter

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Application Number Priority Date Filing Date Title
CN201820545413.1U CN208071578U (en) 2018-04-17 2018-04-17 A kind of self-dust-suction quick-replaceable cutter

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CN208071578U true CN208071578U (en) 2018-11-09

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