CN107866595B - One kind is counter to scrape cutter and preparation method thereof and operating method - Google Patents
One kind is counter to scrape cutter and preparation method thereof and operating method Download PDFInfo
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- CN107866595B CN107866595B CN201711136165.1A CN201711136165A CN107866595B CN 107866595 B CN107866595 B CN 107866595B CN 201711136165 A CN201711136165 A CN 201711136165A CN 107866595 B CN107866595 B CN 107866595B
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- knife bar
- processing
- cutter
- cutter head
- lower knife
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/10—Bits for countersinking
- B23B51/102—Back spot-facing or chamfering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/24—Overall form of drilling tools
Abstract
Anti- cutter and preparation method thereof and operating method are scraped the invention discloses a kind of.Anti- cutter of scraping includes knife bar and cutter head, the knife bar includes upper knife bar and lower knife bar, the centerline offset of the lower knife bar is in the center line of the upper knife bar, the lower end of the lower knife bar is arranged in the cutter head, upward, the direction that the lower knife bar deviates the upper knife bar is directed toward in the front end of the cutter head to the blade of the cutter head.Production method is to make the centerline offset of lower knife bar in the center line of upper knife bar by processing, the direction that the lower knife bar deviates the upper knife bar is directed toward in the front end of the cutter head.Operating method include the steps that processing before, the step in processing, the step after processing.Only need simply travelling workpiece ready for insertion into or extract it is counter scrape cutter, eliminate the troublesome operation of demolition, installation cutter head, can not only substantially reduce the labor intensity of operating staff, greatly improve processing efficiency, moreover, processing quality it is also ensured that.
Description
Technical field
The present invention relates to a kind of cutter and preparation method thereof and operating method, more particularly to a kind of counter scrape cutter and its production
Method and operating method.
Background technique
The relative rotation between precision and part in order to guarantee installation, an end face of workpiece open-work or two end faces need
It is processed into ring-shaped platform, the axis perpendicular of ring-shaped platform and open-work.But shape and structure limitation due to workpiece, have
Workpiece open-work platform be difficult to process.As shown in Figure 1, in the prior art, it is difficult to realize even that open-work is located at the platform in casing
It cannot achieve with just scraping cutter (blade is downward) by the method for front processing (open-work is located at platform in casing upward) to work
Part is processed, can only be by the way that by 180 degree of workpiece turning, the platform for being located at open-work in casing downward, utilizes anti-scraper
Tool is located at the platform in casing to open-work by the method that reverse side is processed and processes.Anti- cutter of scraping includes knife bar 1 and cutter head 2.
Cutter head 2 guarantees the anti-machining accuracy for scraping cutter perpendicular to knife bar 1, and knife bar 1 needs enough rigidity.However, what is had is saturating
Bore dia is smaller, and cutter head 2 can not be sent into open-work by knife bar 1, can only disassemble knife bar 1 and cutter head 2, by fixing piece 3 by knife
Bar 1 and cutter head 2 are fixed together.Reverse side processing method include the steps that processing before, the step in processing, after processing
Step.Step before the processing is: cutter head 2 first removed, then places workpiece, the open-work of workpiece is made to be located at the lower section of knife bar 1, under
Knife bar 1 is dropped, the lower end of knife bar 1 is made to pass through the open-work of workpiece, then, cutter head 2 is installed.Step in the processing is: rising simultaneously
Rotation is counter to scrape cutter, processes to the lower platform of workpiece open-work.Step after the processing is to remove cutter head 2, rises knife bar
1, extract the lower end of knife bar 1 from open-work.It operates repeatedly and the platform in casing is located to open-work processes.Due to every
Process a workpiece require disassembly, installation cutter, so, considerably increase the labor intensity of operating staff, be difficult into
One step improves processing efficiency, and processing quality is also difficult to ensure.The applicant attempts the lower end vehicle of knife bar 1 during processing
Sell more carefully, so that cutter head 2 can be sent into open-work by knife bar 1.By repeated multiple times experiment, although knife bar 1 can be made by doing so
Cutter head 2 is sent into open-work, still, the lower end of knife bar 1 greatly reduces rigidity, the open-work processed on workpiece because meticulous
Platform mass is difficult to ensure.
Summary of the invention
The invention solves first technical problem be to provide it is a kind of it is counter scrape cutter, which not only can be significantly
Reduce operating staff labor intensity, greatly improve processing efficiency, moreover, processing quality it is also ensured that.
The invention solves second technical problem be to provide a kind of anti-production method for scraping cutter, made of this method
Out counter, which scrapes cutter not only, can substantially reduce the labor intensity of operating staff, greatly improve processing efficiency, moreover, processing matter
Amount it is also ensured that.
The invention solves third technical problem be to provide a kind of anti-operating method for scraping cutter, this method not only may be used
To substantially reduce the labor intensity of operating staff, greatly improve processing efficiency, moreover, processing quality it is also ensured that.
For cutter, in order to solve above-mentioned first technical problem, anti-cutter, including knife are scraped the present invention provides a kind of
Bar and cutter head, the knife bar include upper knife bar and lower knife bar, the fixed company in the lower end of the upper end of the lower knife bar and the upper knife bar
It connecing, for the centerline offset of the lower knife bar in the center line of the upper knife bar, the lower end of the lower knife bar is arranged in the cutter head,
Upward, the direction that the lower knife bar deviates the upper knife bar is directed toward in the front end of the cutter head to the blade of the cutter head.
The lower knife bar and the upper knife bar are integrated, alternatively, under the upper end of the lower knife bar and the upper knife bar
End is fixedly connected.
The radial dimension of the lower knife bar is less than or equal to the radial dimension of the upper knife bar.
The cross-sectional shape of the upper knife bar is rounded.
The cross-sectional shape of the lower knife bar is rounded semicircle or oval or half elliptic.
Interconnecting piece between the lower end of the upper knife bar and the upper end of the lower knife bar forms smooth excessiveness interconnecting piece.
The side of the lower knife bar lower end is provided with recess, and the rear portion of the cutter head is located in the recess.
The recess is provided with orthogonal bottom surface, side, back.
The shape of the cutter head is in cuboid.
Behind the cutter head, side, fit respectively with the bottom surface of the recess, side, back below.
It is fixedly connected by welding between the cutter head and the lower knife bar.
It is biased to the other side and is provided with gap in the lower section of the recess.
The procephalic side of knife is fixedly connected by reinforced wall with the lower knife bar.
The reinforced wall is integrally formed part with the lower knife bar.
The thickness of the reinforced wall (1-8) is gradually increased from top to bottom.
The lower end of the lower knife bar is radially provided with profile groove by center, and the rear portion of the cutter head is caught in the profile groove
It is interior, it is fixedly connected by welding between the cutter head and the lower knife bar or is fixedly connected or the company of being threadably secured by riveting
It connects.
Anti- cutter of scraping of the invention has the advantages that compared with prior art.
1, the technical program is fixedly connected due to using the upper end of the lower knife bar with the lower end of the upper knife bar, described
For the centerline offset of lower knife bar in the center line of the upper knife bar, the lower end of the lower knife bar, the knife is arranged in the cutter head
Upward, the technological means that the lower knife bar deviates the direction of the upper knife bar is directed toward in the front end of the cutter head to the blade of head, so,
It can ensure that the anti-lower knife bar cross section for scraping cutter is sufficiently large, there are enough stiffness and strength, in process, it may not be necessary to
Cutter head can be sent into open-work by demolition, installation cutter head, can not only substantially reduce the labor intensity of operating staff, greatly improved and added
Work efficiency rate, moreover, processing quality it is also ensured that.
2, the technical program is due to being integral piece (it is advantageously ensured that knife bar using the lower knife bar and the upper knife bar
Strength and stiffness), alternatively, what the upper end of the lower knife bar was fixedly connected with the lower end of the upper knife bar and (is conducive to production processing)
Technological means, so, it can produce according to actual needs and a variety of counter scrape cutter.
3, the radial direction that the technical program is less than or equal to the upper knife bar due to using the radial dimension of the lower knife bar
The technological means of size is conducive to the strength and stiffness for improving knife bar.
4, the technical program technological means rounded due to the cross-sectional shape for using the upper knife bar, so, have
Conducive to the anti-accurate clamping for scraping cutter.
5, the technical program due to use the lower knife bar cross-sectional shape it is rounded semicircle or oval or
The technological means of half elliptic, so, it can produce according to the actual situation and a variety of counter scrape cutter.
6, the technical program is due to using the interconnecting piece between the lower end of the upper knife bar and the upper end of the lower knife bar
The technological means of smooth excessiveness interconnecting piece is formed, so, the connection between the lower end of knife bar and the upper end of lower knife bar can be prevented
Portion generates excessive stress and concentrates.
7, the technical program is provided with recess, the rear of the cutter head due to using the side of the lower knife bar lower end
Technological means in the recess, so, it not only can avoid defending socket part and outwardly protrude, influence the anti-normal work for scraping cutter, and
And it also helps the iron that shovel scrapes off and cuts discharge.
8, the technical program is provided with orthogonal bottom surface, side, back due to using the recess；The cutter head
Shape be in cuboid；Behind the cutter head, side, fit respectively with the bottom surface of the recess, side, back below；
The technological means being fixedly connected by welding between the cutter head and the lower knife bar, so, it is greatly improved cutter head and cuts
Bonding strength between bar.
9, the technical program is biased to the technological means that the other side is provided with gap, institute due to using the lower section of the recess
To be conducive to the iron that scrapes off of shovel and cut be smoothly discharged out.
10, the technical program passes through reinforced wall and the fixed company of the lower knife bar due to using the procephalic side of the knife
The technological means connect, so, the bonding strength between cutter head and lower knife bar can be further improved.
11, technological means of the technical program due to being integrally formed part with the lower knife bar using the reinforced wall, institute
Can further improve the bonding strength between cutter head and lower knife bar.
12, the technological means that the technical program is gradually increased from top to bottom due to using the thickness of the reinforced wall, institute
In process, can prevent reinforced wall from touching open-work platform.
13, the technical program is radially provided with profile groove, institute by center due to using the lower end of the lower knife bar
The rear portion for stating cutter head is caught in the profile groove, is fixedly connected by welding between the cutter head and the lower knife bar or solid by riveting
The technological means of connection is connected or is threadably secured calmly, so, a variety of anti-scrapers can be produced according to the demand of different clients
Tool.
For production method, in order to solve above-mentioned second technical problem, the present invention provides a kind of as previously described
The anti-production method for scraping cutter, first make knife bar and cutter head, then cutter head is fixed on to the lower end of knife bar, the blade court of cutter head
On, knife bar is divided into knife bar and lower knife bar, makes the centerline offset of lower knife bar in the center line of upper knife bar, the knife by processing
It is directed toward the direction that the lower knife bar deviates the upper knife bar in the front end of head.
The processing is hot-working and/or cold working.
The hot-working is one of casting processing and forging processing or their combination.
The casting processing is the blank for first passing through Casting Equipment and casting out knife bar, makes the centerline offset of lower knife bar in upper
The center line of knife bar, then turnery processing is carried out to upper knife bar, then, grinding is carried out to lower knife bar.
The forging processing is the blank for first passing through forging equipment and forging knife bar, makes the centerline offset of lower knife bar in upper
The center line of knife bar, then turnery processing is carried out to upper knife bar, then, grinding is carried out to lower knife bar.
The cold working is one of pincers worker processing, Milling Process, grinding or their combination.
The Milling Process is the blank for first passing through milling device and cylindrical rod piece being milled out to knife bar, is made in lower knife bar
Heart line is offset to the center line of knife bar, then carries out turnery processing to upper knife bar, then, carries out grinding to lower knife bar.
The grinding is the blank for first passing through equipment for grinding and cylindrical rod piece corase grinding being cut out to knife bar, makes lower knife bar
Centerline offset carries out turnery processing in the center line of upper knife bar, then to upper knife bar, then, cuts and adds to the progress fine grinding of lower knife bar
Work.
Pincers worker processing is one of sawing processing, filing processing or their combination.
The sawing processing is the blank for first passing through sawing tool and cylindrical rod piece sawing being gone out to knife bar, is made in lower knife bar
Heart line is offset to the center line of knife bar, then carries out turnery processing to upper knife bar, then, carries out grinding to lower knife bar.
The filing processing is the blank for first passing through filing tool and cylindrical rod piece filing being gone out to knife bar, is made in lower knife bar
Heart line is offset to the center line of knife bar, then carries out turnery processing to upper knife bar, then, carries out grinding to lower knife bar.
The knife bar is made up of bending machining or cutting processing or welding processing.
The recess of the lower knife bar lower end side is made up of milling device milling.
The recess orthogonal bottom surface, is made up of milling device milling side below.
The gap of the lower section of recess is made up of milling device milling.
The profile groove of the lower end of lower knife bar is made up of sawing equipment sawing or is made up of milling device milling.
Knife bar is made with 40Cr steel.
Arbor surface is heat-treated.
Cutter head is fixedly connected by defending to connect with knife bar.
Solder is mixed by dewatering borax, copper sheet, manganese iron, glass powder.
Cutter head is made with YT14P20 hard alloy or YT5 alloy.
It puts the first edge on a knife or a pair of scissors to cutter head grinding.
The present invention is counter, and the production method for scraping cutter has the advantages that compared with prior art.
1, the technical program makes the centerline offset of lower knife bar in the center line of upper knife bar, institute due to using by processing
The technological means that the lower knife bar deviates the direction of the upper knife bar is directed toward in the front end for stating cutter head, so, it is produced with this method
Come it is counter scrape cutter, lower knife bar cross section is sufficiently large, with enough stiffness and strength, in process, it may not be necessary to tear open,
Filling cutter head can be sent into cutter head in open-work, can not only substantially reduce the labor intensity of operating staff, greatly improve processing
Efficiency, moreover, processing quality it is also ensured that.
2, the technical program due to use it is described processing be hot-working and/or cold working technological means, so, can root
Processing method is selected from preferred according to actual conditions.
3, the technical program due to use the hot-working be casting processing and forging processing one of or they
In conjunction with technological means, so, can be processed by a variety of processing methods.
4, the technical program is the blank for first passing through Casting Equipment and casting out knife bar due to using casting processing, is made
The centerline offset of lower knife bar is in the center line of upper knife bar, then carries out turnery processing to upper knife bar and then grind to lower knife bar
The technological means of processing is cut, so, the generation of waste material is advantageously reduced, production cost is reduced.
5, the technical program is the blank for first passing through forging equipment and forging knife bar due to using forging processing, is made
The centerline offset of lower knife bar is in the center line of upper knife bar, then carries out turnery processing to upper knife bar and then grind to lower knife bar
The technological means of processing is cut, so, the generation of waste material can be further reduced, production cost is further reduced.
6, the technical program is one of pincers worker processing, Milling Process, grinding due to using the cold working
Or the technological means of their combination, so, can processing method be selected from preferred according to the actual situation.
7, the technical program is to first pass through milling device to mill out cylindrical rod piece due to using the Milling Process
The blank of knife bar makes the centerline offset of lower knife bar in the center line of upper knife bar, then carries out turnery processing to upper knife bar, then,
The technological means of grinding is carried out to lower knife bar, so, be conducive to improve processing quality.
8, the technical program is to first pass through equipment for grinding to cut cylindrical rod piece corase grinding due to using the grinding
The blank of knife bar out makes the centerline offset of lower knife bar in the center line of upper knife bar, then carries out turnery processing to upper knife bar, so
Afterwards, the technological means of thin grinding is carried out to lower knife bar, so, further improve processing quality.
9, the technical program is one of sawing processing, filing processing or their combination due to using pincers worker processing
Technological means, so, can be processed by a variety of processing methods.
10, the technical program is to first pass through sawing tool to go out cylindrical rod piece sawing due to using sawing processing
The blank of knife bar makes the centerline offset of lower knife bar in the center line of upper knife bar, then carries out turnery processing to upper knife bar, then,
The technological means of grinding is carried out to lower knife bar, so, suitable for the anti-production for scraping cutter on a small quantity, advantageously reduces and be produced into
This.
11, the technical program is to first pass through filing tool to go out cylindrical rod piece filing due to using filing processing
The blank of knife bar makes the centerline offset of lower knife bar in the center line of upper knife bar, then carries out turnery processing to upper knife bar, then,
The technological means of grinding is carried out to lower knife bar, so, suitable for the anti-production for scraping cutter on a small quantity, advantageously reduces and be produced into
This.
12, the technical program is as using the knife bar made of bending machining or cutting processing or welding processing
Technological means, so, can be produced by different processing methods it is different it is counter scrape cutter, can meet the needs of different clients.
13, the technical program is as using the recess of the lower knife bar lower end side made of milling device milling
Technological means, so, it can be ensured that the precision that cutter head is connect with knife bar.
14, the technical program due to using the orthogonal bottom surface of the recess, side, passing through milling device milling below
The technological means cut into, so, it not only can ensure that the precision that cutter head is connect with knife bar, moreover, being conducive to improve cutter head and knife
The fastness of bar connection.
15, gap technology hand made of milling device milling of lower section of the technical program as using recess
Section, so, it can be improved the machining accuracy of gap, high-precision gap, which is conducive to be smoothly discharged out iron, to be cut.
16, the profile groove of lower end of the technical program due to using lower knife bar is made up of sawing equipment sawing and (can reduce
Processing cost) or the technological means that is made by milling device milling and (machining accuracy can be improved), so, it can be according to different clients
Demand produce and a variety of counter scrape cutter.
17, the technical program as using knife bar with 40Cr steel make made of technological means, so, be greatly improved
The machinability of knife bar, it can be ensured that knife bar has enough strength and stiffness.
18, the technical program is due to using the technological means that is heat-treated to arbor surface, so, knife bar can be improved
Surface hardness.
19, the technical program defends the technological means for connecing and being fixedly connected with knife bar due to passing through using cutter head, so, it can be big
The big connection fastness improved between cutter head and knife bar.
20, the technical program is the skill being mixed by dewatering borax, copper sheet, manganese iron, glass powder due to using solder
Art means, so, it can be ensured that the fastness of welding.
21, with YT14P20 hard alloy, (intensity is high, good impact resistance, shock resistance due to using cutter head for the technical program
It is good, wearability is good) or the technological means that is made of YT5 alloy (intensity is high, and good impact resistance, shock resistance are good), so, can root
It is produced according to actual conditions and a variety of counter scrapes cutter.
22, the technical program is due to grinding the technological means put the first edge on a knife or a pair of scissors, institute to cutter head again after using cutter head and knife bar welding
To facilitate processing.
For operating method, in order to solve above-mentioned third technical problem, the present invention provides a kind of anti-cutters of scraping
Operating method includes the steps that before processing, the step in processing, the step after processing.Step in the processing is: rising simultaneously
Rotation is counter to scrape cutter, processes to the lower platform of workpiece open-work.Step before the processing is: in the anti-lower section for scraping cutter,
Travelling workpiece makes the anti-axis for scraping cutter upper slitter bar of the axis runout of workpiece open-work and the close anti-axis scraped cutter and cut bar,
The lower end and the downward projection of cutter head for making lower knife bar be located in the range of workpiece open-work, decline it is counter scrapes cutter, make anti-cutter of scraping
Cutter head passes through open-work, and travelling workpiece is overlapped the axis of workpiece open-work and the axis of upper knife bar.Step after the processing is:
Travelling workpiece makes the anti-axis for scraping cutter upper slitter bar of the axis runout of workpiece open-work and the close anti-axis scraped cutter and cut bar,
The lower end and the upward projection of cutter head for making lower knife bar be located in the range of workpiece open-work, rise it is counter scrapes cutter, make anti-cutter of scraping
Cutter head extracts open-work.
In the step before the processing, the anti-cutter of scraping is not rotated.
In the step after the processing, the anti-cutter of scraping is not rotated.
The present invention is counter, and the operating method for scraping cutter has the advantages that compared with prior art.
1, the technical program due to being using the step before the processing: in the anti-lower section for scraping cutter, travelling workpiece makes
The anti-axis for scraping cutter upper slitter bar of the axis runout of workpiece open-work and the close anti-axis scraped cutter and cut bar, make under lower knife bar
End and the downward projection of cutter head are located in the range of workpiece open-work, and decline is counter to scrape cutter, and the anti-cutter head for scraping cutter is made to pass through open-work,
Travelling workpiece is overlapped the axis of workpiece open-work and the axis of upper knife bar.Step after the processing is: travelling workpiece makes work
The anti-axis for scraping cutter upper slitter bar of the axis runout of part open-work and the close anti-axis scraped cutter and cut bar, make the lower end of lower knife bar
In the range of being located at workpiece open-work with the upward projection of cutter head, rising is counter to scrape cutter, and the anti-cutter head for scraping cutter is made to extract open-work
Technological means, so, only need simply travelling workpiece ready for insertion into or extract it is counter scrape cutter, eliminate the numerous of demolition, installation cutter head
Trivial operation can not only substantially reduce the labor intensity of operating staff, greatly improve processing efficiency, moreover, processing quality can also
To guarantee.
2, the technical program is due to using the anti-technology hand scraping cutter and not rotating in the step before the processing
Section, so, the safety of processing can be proposed significantly.
3, the technical program is due to using the anti-technology hand scraping cutter and not rotating in the step after the processing
Section, so, the safety of processing can be proposed significantly.
Detailed description of the invention
Anti- cutter and preparation method thereof is scraped and operating method is made to of the invention with reference to the accompanying drawings and detailed description
It is described in further detail.
Fig. 1 be in the prior art it is counter scrape workpiece processing tool when structural schematic diagram.
Fig. 2 be with it is of the invention it is counter scrape workpiece processing tool when structural schematic diagram.
Fig. 3 is the first anti-schematic view of the front view for scraping cutter of the invention.
Fig. 4 is the first anti-present invention looks up structural representation for scraping cutter of the invention.
Fig. 5 is second of anti-present invention looks up structural representation for scraping cutter of the invention.
Fig. 6 is the third anti-present invention looks up structural representation for scraping cutter of the invention.
Fig. 7 is the 4th kind of anti-present invention looks up structural representation for scraping cutter of the invention.
Fig. 8 is the 5th kind of anti-side structure schematic view for scraping cutter of the invention.
Detailed description of the invention is as follows.
1~knife bar；
1-1~upper knife bar；
1-2~lower knife bar；
1-3~recess；
1-4~bottom surface；
1-5~side；
1-6~back；
1-7~gap；
1-8~reinforced wall；
1-9~blade；
1-10~tip；
2~cutter head；
2-1~blade；
2-2~front end；
3~fixing piece.
Specific embodiment
As shown in Figure 2 and Figure 8, the present invention provide it is a kind of it is counter scrape cutter, including knife bar 1 and cutter head 2, the knife bar 1 includes
The centerline offset of upper knife bar 1-1 and lower knife bar 1-2, the lower knife bar 1-2 are in the center line of the upper knife bar 1-1, the knife
First 2 are arranged in the lower end of the lower knife bar 1-2, and upward, the front end 2-2 of the cutter head 2 is directed toward institute to the blade 2-1 of the cutter head 2
State the direction that lower knife bar 1-2 deviates the upper knife bar 1-1.
Present embodiment is due to using the centerline offset of the lower knife bar in the center line of the upper knife bar, the knife
The lower end of the lower knife bar is arranged in head, and the blade of the cutter head upward, be directed toward the lower knife bar and deviate by the front end of the cutter head
The technological means in the direction of the upper knife bar, so, it can be ensured that the anti-lower knife bar cross section for scraping cutter is sufficiently large, has enough
Stiffness and strength, in process, it may not be necessary to which cutter head can be sent into open-work by demolition, installation cutter head, can not only be dropped significantly
The labor intensity of low operating staff, greatly improves processing efficiency, moreover, processing quality it is also ensured that.
As the various improvement of present embodiment, details are as follows.
As shown in Figure 2 and Figure 8, the lower knife bar 1-2 and upper knife bar 1-1 is integral piece.It is of course also possible to be institute
The lower end of the upper end and the upper knife bar 1-1 of stating lower knife bar 1-2 is fixedly connected by welding.It is also possible that the lower knife bar 1-2
Upper end be threadably secured and connect with the lower end of the upper knife bar 1-1.
Present embodiment is due to being integral piece (it is advantageously ensured that knife bar is strong using the lower knife bar and the upper knife bar
Degree and rigidity), alternatively, the skill that the upper end of the lower knife bar is fixedly connected with the lower end of the upper knife bar and (is conducive to production processing)
Art means, so, it can produce according to actual needs and a variety of counter scrape cutter.
As shown in Figures 2 to 7, the radial dimension of the lower knife bar 1-2 is less than the radial dimension of the upper knife bar 1-1.When
So, it is also possible to as shown in figure 8, the radial dimension of the lower knife bar 1-2 is equal to the radial dimension of the upper knife bar 1-1.
The radial ruler that present embodiment is less than or equal to the upper knife bar due to using the radial dimension of the lower knife bar
Very little technological means is conducive to the strength and stiffness for improving knife bar.
As shown in Figures 4 to 7, the cross-sectional shape of the upper knife bar 1-1 is rounded.
The present embodiment technological means rounded due to the cross-sectional shape for using the upper knife bar, so, favorably
In the anti-accurate clamping for scraping cutter.
As shown in figure 4, the cross-sectional shape of the lower knife bar 1-2 is rounded.It is of course also possible to be the institute as shown in Fig. 6
State the cross-sectional shape semicircular in shape of lower knife bar 1-2.It can also be as shown in figure 5, the cross-sectional shape of the lower knife bar 1-2 is in
Ellipse.It is also possible that the cross-sectional shape of the lower knife bar 1-2 is in half elliptic.
Present embodiment is since the cross-sectional shape for using the lower knife bar is rounded semicircle or oval or half
The technological means of ellipse, so, it can produce according to the actual situation and a variety of counter scrape cutter.
As shown in figures 3 and 8, the interconnecting piece shape between the lower end of the upper knife bar 1-1 and the upper end of the lower knife bar 1-2
At smooth excessiveness interconnecting piece.
Present embodiment is due to using the interconnecting piece shape between the lower end of the upper knife bar and the upper end of the lower knife bar
At the technological means of smooth excessiveness interconnecting piece, so, the interconnecting piece between the lower end of knife bar and the upper end of lower knife bar can be prevented
Excessive stress is generated to concentrate.
As shown in Fig. 3 to Fig. 7, the side of the lower end lower knife bar 1-2 is provided with recess 1-3, the rear portion of the cutter head 2
In recess 1-3.
Present embodiment is provided with recess due to using the side of the lower knife bar lower end, and the rear portion of the cutter head is located at
Technological means in the recess, so, it not only can avoid defending socket part and outwardly protrude, influence the anti-normal work for scraping cutter, moreover,
It also helps the iron that shovel scrapes off and cuts discharge.
As shown in Fig. 3 to Fig. 7, the recess 1-3 is provided with orthogonal bottom surface 1-4, side 1-5, back 1-6.Institute
The shape of cutter head 2 is stated in cuboid.Behind the cutter head 2, side, below respectively with the bottom surface 1-4 of the recess 1-3, side
Face 1-5, back 1-6 fit.It is fixedly connected by welding between the cutter head 2 and the lower knife bar 1-2.
Present embodiment is provided with orthogonal bottom surface, side, back due to using the recess；The cutter head
Shape is in cuboid；Behind the cutter head, side, fit respectively with the bottom surface of the recess, side, back below；Institute
The technological means being fixedly connected by welding between cutter head and the lower knife bar is stated, so, it is greatly improved cutter head and lower knife bar
Between bonding strength.
As shown in Fig. 3 to Fig. 7, the lower section of the recess 1-3 is biased to the other side and is provided with gap 1-7.
Present embodiment is biased to the technological means that the other side is provided with gap, institute due to using the lower section of the recess
To be conducive to the iron that scrapes off of shovel and cut be smoothly discharged out.
As shown in Fig. 3 to Fig. 7, the side of 2 front of cutter head passes through reinforced wall 1-8 and the fixed company of the lower knife bar 1-2
It connects.
Present embodiment is fixedly connected by reinforced wall with the lower knife bar due to using the procephalic side of the knife
Technological means, so, the bonding strength between cutter head and lower knife bar can be further improved.
As shown in Fig. 3 to Fig. 7, the reinforced wall 1-8 is integrally formed part with the lower knife bar 1-2.
Technological means of the present embodiment due to being integrally formed part with the lower knife bar using the reinforced wall, so,
The bonding strength between cutter head and lower knife bar can further be improved.
As shown in Fig. 3 to Fig. 7, the thickness of the reinforced wall 1-8 is gradually increased from top to bottom.
The technological means that present embodiment is gradually increased from top to bottom due to using the thickness of the reinforced wall, so,
In process, it can prevent reinforced wall from touching open-work platform.
As shown in figure 8, the lower end of the lower knife bar 1-2 is radially provided with profile groove by center, after the cutter head 2
Portion is caught in the profile groove, is fixedly connected by welding between the cutter head 2 and the lower knife bar 1-2 or is fixedly connected by riveting
Or it is threadably secured connection.
Present embodiment is radially provided with profile groove, the knife by center due to using the lower end of the lower knife bar
The rear portion of head is caught in the profile groove, is fixedly connected by welding between the cutter head and the lower knife bar or is connected by the way that riveting is fixed
The technological means of connection is connect or is threadably secured, so, it can be produced according to the demand of different clients and a variety of counter scrape cutter.
As shown in Figures 3 to 8, present embodiments provide for a kind of production methods for scraping cutter counter as elucidated before, first
Knife bar 1 and cutter head 2 are made, then cutter head 2 is fixed on to the lower end of knife bar 1, upward, knife bar 1 divides for upper slitter the blade 2-1 of cutter head 2
Bar 1-1 and lower knife bar 1-2 makes the centerline offset of lower knife bar 1-2 in the center line of upper knife bar 1-1, the cutter head 2 by processing
Front end 2-2 be directed toward the direction that the lower knife bar 1-2 deviates the upper knife bar 1-1.
Present embodiment makes the centerline offset of lower knife bar in the center line of upper knife bar due to using by processing, described
The technological means that the lower knife bar deviates the direction of the upper knife bar is directed toward in the front end of cutter head, so, it is made with this method
It is counter scrape cutter, lower knife bar cross section is sufficiently large, have enough stiffness and strength, in process, it may not be necessary to demolition, installation
Cutter head can be sent into open-work by cutter head, can not only substantially reduce the labor intensity of operating staff, greatly improve processing effect
Rate, moreover, processing quality it is also ensured that.
As the various improvement of present embodiment, details are as follows.
The processing is hot-working.It is of course also possible to be, the processing is processing.It is also possible that hot-working and cold working
Combination.
Present embodiment due to use it is described processing be hot-working and/or cold working technological means, so, can basis
Actual conditions select processing method from preferred.
The hot-working is one of casting processing and forging processing or their combination.
Present embodiment is one of casting processing and forging processing or their knot due to using the hot-working
The technological means of conjunction, so, it can be processed by a variety of processing methods.
As shown in Fig. 3 to Fig. 7, the casting processing is the blank for first passing through Casting Equipment and casting out knife bar 1, makes lower knife bar
The centerline offset of 1-2 carries out turnery processing in the center line of upper knife bar 1-1, then to upper knife bar 1-1, then, to lower knife bar 1-2
Carry out grinding.
Present embodiment is the blank for first passing through Casting Equipment and casting out knife bar due to using casting processing, under making
The centerline offset of knife bar is in the center line of upper knife bar, then carries out turnery processing to upper knife bar and be then ground to lower knife bar
The technological means of processing, so, the generation of waste material is advantageously reduced, production cost is reduced.
As shown in Fig. 3 to Fig. 7, the forging processing is the blank for first passing through forging equipment and forging knife bar 1, makes lower knife bar
The centerline offset of 1-2 carries out turnery processing in the center line of upper knife bar 1-1, then to upper knife bar 1-1, then, to lower knife bar 1-2
Carry out grinding.
Present embodiment is the blank for first passing through forging equipment and forging knife bar due to using forging processing, under making
The centerline offset of knife bar is in the center line of upper knife bar, then carries out turnery processing to upper knife bar and be then ground to lower knife bar
The technological means of processing, so, the generation of waste material can be further reduced, production cost is further reduced.
The cold working is one of pincers worker processing, Milling Process, grinding or their combination.
Present embodiment due to use it is described cold working be one of pincers worker processing, Milling Process, grinding or
The technological means of their combination, so, can processing method be selected from preferred according to the actual situation.
As shown in Fig. 3 to Fig. 7, the Milling Process first passes through milling device and cylindrical rod piece is milled out knife bar 1
Blank makes the centerline offset of lower knife bar 1-2 in the center line of upper knife bar 1-1, then carries out turnery processing to upper knife bar 1-1, so
Afterwards, grinding is carried out to lower knife bar 1-2.
Present embodiment is to first pass through milling device cylindrical rod piece is milled out knife due to using the Milling Process
The blank of bar makes the centerline offset of lower knife bar in the center line of upper knife bar, then carries out turnery processing to upper knife bar, then, right
Lower knife bar carries out the technological means of grinding, so, be conducive to improve processing quality.
As shown in Fig. 3 to Fig. 7, the grinding is to first pass through equipment for grinding cylindrical rod piece corase grinding is cut out knife bar 1
Blank, make the centerline offset of lower knife bar 1-2 in the center line of upper knife bar 1-1, then to upper knife bar 1-1 carry out turnery processing,
Then, thin grinding is carried out to lower knife bar 1-2.
Present embodiment is to first pass through equipment for grinding to cut out cylindrical rod piece corase grinding due to using the grinding
The blank of knife bar makes the centerline offset of lower knife bar in the center line of upper knife bar, then carries out turnery processing to upper knife bar, then,
The technological means of thin grinding is carried out to lower knife bar, so, further improve processing quality.
Pincers worker processing is one of sawing processing, filing processing or their combination.
Present embodiment is one of sawing processing, filing processing or their combination due to using pincers worker processing
Technological means, so, it can be processed by a variety of processing methods.
As shown in Fig. 3 to Fig. 7, the sawing processing first passes through sawing tool and cylindrical rod piece sawing is gone out knife bar 1
Blank makes the centerline offset of lower knife bar 1-2 in the center line of upper knife bar 1-1, then carries out turnery processing to upper knife bar 1-1, so
Afterwards, grinding is carried out to lower knife bar 1-2.
Present embodiment is to first pass through sawing tool cylindrical rod piece sawing is gone out knife due to using sawing processing
The blank of bar makes the centerline offset of lower knife bar in the center line of upper knife bar, then carries out turnery processing to upper knife bar, then, right
Lower knife bar carries out the technological means of grinding, so, suitable for the anti-production for scraping cutter on a small quantity, advantageously reduces and be produced into
This.
As shown in Fig. 3 to Fig. 7, the filing processing first passes through filing tool and cylindrical rod piece filing is gone out knife bar 1
Blank makes the centerline offset of lower knife bar 1-2 in the center line of upper knife bar 1-1, then carries out turnery processing to upper knife bar 1-1, so
Afterwards, grinding is carried out to lower knife bar 1-2.
Present embodiment is to first pass through filing tool cylindrical rod piece filing is gone out knife due to using filing processing
The blank of bar makes the centerline offset of lower knife bar in the center line of upper knife bar, then carries out turnery processing to upper knife bar, then, right
Lower knife bar carries out the technological means of grinding, so, suitable for the anti-production for scraping cutter on a small quantity, advantageously reduces and be produced into
This.
As shown in figure 8, the knife bar 1 is made up of bending machining.It is of course also possible to be as shown in figure 3, the knife bar 1
It is made up of cutting processing.It is also possible that the knife bar 1 is made up of welding processing.
Present embodiment is as using knife bar skill made of bending machining or cutting processing or welding processing
Art means, so, can be produced by different processing methods it is different it is counter scrape cutter, can meet the needs of different clients.
As shown in Figures 3 to 8, the recess 1-3 of the lower end the lower knife bar 1-2 side is made up of milling device milling.
Recess milling device milling made of skill of the present embodiment as using the lower knife bar lower end side
Art means, so, it can be ensured that the precision that cutter head is connect with knife bar.
As shown in Figures 3 to 8, the orthogonal bottom surface 1-4 of the recess 1-3, side 1-5, back 1-6 pass through milling
Equipment milling is made.
Present embodiment is due to using the orthogonal bottom surface of the recess, side, passing through milling device milling below
Manufactured technological means, so, it not only can ensure that the precision that cutter head is connect with knife bar, moreover, being conducive to improve cutter head and knife bar
The fastness of connection.
As shown in Figures 3 to 6, the gap 1-7 of the lower section of recess 1-3 is made up of milling device milling.
Gap technological means made of milling device milling of lower section of the present embodiment as using recess, institute
Can be improved the machining accuracy of gap, high-precision gap, which is conducive to be smoothly discharged out iron, to be cut.
As shown in fig. 7, the profile groove of the lower end of lower knife bar 1-2 is made up of sawing equipment sawing.It is of course also possible to be, under
The profile groove of the lower end of knife bar 1-2 is made up of milling device milling.
The profile groove of lower end of the present embodiment due to using lower knife bar is made up of sawing equipment sawing (can reduce processing
Cost) or the technological means that is made by milling device milling and (machining accuracy can be improved), so, it can be according to the need of different clients
Output of seeking survival is a variety of counter to scrape cutter.
As shown in Figures 3 to 8, knife bar 1 is made with 40Cr steel.
Present embodiment as using knife bar with 40Cr steel make made of technological means, so, be greatly improved knife
The machinability of bar, it can be ensured that knife bar has enough strength and stiffness.
As shown in Figures 3 to 8,1 surface of knife bar is heat-treated.
Present embodiment due to using the technological means that is heat-treated to arbor surface, so, knife bar table can be improved
Surface hardness.
As shown in Figures 3 to 8, cutter head 2 is fixedly connected by defending to connect with knife bar 1.
Present embodiment defends the technological means for connecing and being fixedly connected with knife bar due to passing through using cutter head, so, it can be significantly
Improve the connection fastness between cutter head and knife bar.
Solder is mixed by dewatering borax, copper sheet, manganese iron, glass powder.
Present embodiment is the technology hand being mixed by dewatering borax, copper sheet, manganese iron, glass powder due to using solder
Section, so, it can be ensured that the fastness of welding.
As shown in Figures 3 to 8, cutter head 2 is made with YT14P20 hard alloy or YT5 alloy.
Present embodiment due to use cutter head with YT14P20 hard alloy (intensity is high, good impact resistance, shock resistance be good,
Wearability is good) or the technological means that is made of YT5 alloy (intensity high, good impact resistance, shock resistance are good), so, it can basis
Actual conditions, which are produced, a variety of counter scrapes cutter.
As shown in Figures 3 to 8, it puts the first edge on a knife or a pair of scissors to the grinding of cutter head 2.
Present embodiment grinds the technological means put the first edge on a knife or a pair of scissors to cutter head again after cutter head is welded with knife bar due to using, so,
Facilitate processing.
As shown in Fig. 2, present embodiments provide for a kind of operating method for scraping cutter counter as elucidated before, including processing
Preceding step, the step in processing, the step after processing.Step in the processing is: rise and rotate it is counter scrape cutter, to work
The lower platform of part open-work is processed.Step before the processing is: in the anti-lower section for scraping cutter, travelling workpiece keeps workpiece saturating
The anti-axis for scraping cutter upper slitter bar 1-1 of the axis runout in hole and the close anti-axis scraped cutter and cut bar 1-2, make lower knife bar 1-2
Lower end and the downward projection of cutter head 2 be located in the range of workpiece open-work, decline it is counter scrapes cutter, wear the anti-cutter head 2 for scraping cutter
Open-work is crossed, travelling workpiece is overlapped the axis of workpiece open-work and the axis of upper knife bar 1-1.Step after the processing is: mobile
Workpiece makes the anti-axis for scraping cutter upper slitter bar 1-1 of the axis runout of workpiece open-work and close to the anti-axis scraped cutter and cut bar 1-2
Line is located at the lower end of lower knife bar 1-2 and the upward projection of cutter head 2 in the range of workpiece open-work, rise it is counter scrapes cutter, make counter scrape
The cutter head 2 of cutter extracts open-work.
Present embodiment is due to the step before using the processing: in the anti-lower section for scraping cutter, travelling workpiece makes work
The anti-axis for scraping cutter upper slitter bar of the axis runout of part open-work and the close anti-axis scraped cutter and cut bar, make the lower end of lower knife bar
In the range of being located at workpiece open-work with the downward projection of cutter head, decline is counter to scrape cutter, and the anti-cutter head for scraping cutter is made to pass through open-work, moves
It starts building part, is overlapped the axis of workpiece open-work and the axis of upper knife bar.Step after the processing is: travelling workpiece makes workpiece
The anti-axis for scraping cutter upper slitter bar of the axis runout of open-work and close to the anti-axis scraped cutter and cut bar, make lower knife bar lower end and
The upward projection of cutter head is located in the range of workpiece open-work, and rising is counter to scrape cutter, and the anti-cutter head for scraping cutter is made to extract the skill of open-work
Art means, so, only need simply travelling workpiece ready for insertion into or extract it is counter scrape cutter, eliminate the cumbersome of demolition, installation cutter head
Operation, can not only substantially reduce the labor intensity of operating staff, greatly improve processing efficiency, moreover, processing quality can also be with
Guarantee.
As the various improvement of present embodiment, details are as follows.
As shown in Fig. 2, the anti-cutter of scraping does not rotate in the step before the processing.
Present embodiment is due to using the anti-technology hand scraping cutter and not rotating in the step before the processing
Section, so, the safety of processing can be proposed significantly.
As shown in Fig. 2, the anti-cutter of scraping does not rotate in the step after the processing.
Present embodiment is due to using the anti-technology hand scraping cutter and not rotating in the step after the processing
Section, so, the safety of processing can be proposed significantly.
Claims (4)
1. one kind is counter to scrape cutter, including knife bar (1) and cutter head (2), it is characterised in that: the knife bar (1) includes upper knife bar (1-1)
With lower knife bar (1-2), the centerline offset of the lower knife bar (1-2) is in the center line of the upper knife bar (1-1), the cutter head
(2) setting is in the lower end of the lower knife bar (1-2), the blade (2-1) of the cutter head (2) upward, the front end of the cutter head (2)
(2-2) is directed toward the direction that the lower knife bar (1-2) deviates the upper knife bar (1-1)；
The lower knife bar (1-2) and the upper knife bar (1-1) are integral pieces, alternatively, the upper end of the lower knife bar (1-2) with it is described
The lower end of upper knife bar (1-1) is fixedly connected；
The radial dimension of the lower knife bar (1-2) is less than or equal to the radial dimension of the upper knife bar (1-1)；
The cross-sectional shape of the upper knife bar (1-1) is rounded；
The cross-sectional shape of the lower knife bar (1-2) is rounded semicircle or oval or half elliptic；
Interconnecting piece between the lower end of the upper knife bar (1-1) and the upper end of the lower knife bar (1-2) forms smooth excessiveness connection
Portion；
The side of lower knife bar (1-2) lower end is provided with recess (1-3), and the rear portion of the cutter head (2) is located at the recess (1-3)
It is interior；
The recess (1-3) is provided with orthogonal bottom surface (1-4), side (1-5), back (1-6)；
The shape of the cutter head (2) is in cuboid；
Behind the cutter head (2), side, below respectively with the bottom surface (1-4) of the recess (1-3), side (1-5), below
(1-6) fits；
It is fixedly connected by welding between the cutter head (2) and the lower knife bar (1-2)；
It is biased to the other side and is provided with gap (1-7) in the lower section of the recess (1-3)；
The side of cutter head (2) front is fixedly connected by reinforced wall (1-8) with the lower knife bar (1-2)；
The reinforced wall (1-8) is integrally formed part with the lower knife bar (1-2)；
The thickness of the reinforced wall (1-8) is gradually increased from top to bottom；
The lower end of the lower knife bar (1-2) is radially provided with profile groove by center, and the rear portion of the cutter head (2) is caught in this and cuts open
In ditch, it is fixedly connected by welding between the cutter head (2) and the lower knife bar (1-2) or is fixedly connected or passes through by riveting
Be screwed connection.
2. a kind of anti-production method for scraping cutter as described in claim 1, knife bar (1) and cutter head (2) are first made, then by cutter head
(2) it is fixed on the lower end of knife bar (1), the blade (2-1) of cutter head (2) is upward, it is characterised in that: knife bar (1) is divided into knife bar (1-
1) with lower knife bar (1-2), make the centerline offset of lower knife bar (1-2) in the center line of upper knife bar (1-1), the knife by processing
It is directed toward the direction that the lower knife bar (1-2) deviates the upper knife bar (1-1) in the front end (2-2) of head (2)；
The processing is hot-working and/or cold working；
The hot-working is one of casting processing and forging processing or their combination；
The casting processing is the blank for first passing through Casting Equipment and casting out knife bar (1), makes the centerline offset of lower knife bar (1-2)
In the center line of upper knife bar (1-1), then turnery processing is carried out to upper knife bar (1-1), then lower knife bar (1-2) is ground
Processing；
The forging processing is the blank for first passing through forging equipment and forging knife bar (1), makes the centerline offset of lower knife bar (1-2)
In the center line of upper knife bar (1-1), then turnery processing is carried out to upper knife bar (1-1), then lower knife bar (1-2) is ground
Processing；
The cold working is one of pincers worker processing, Milling Process, grinding or their combination；
The Milling Process is the blank for first passing through milling device and cylindrical rod piece being milled out to knife bar (1), makes lower knife bar (1-2)
Centerline offset in the center line of upper knife bar (1-1), then to upper knife bar (1-1) carry out turnery processing, then, to lower knife bar
(1-2) carries out grinding；
The grinding is the blank for first passing through equipment for grinding and cylindrical rod piece corase grinding being cut out to knife bar (1), makes lower knife bar (1-
2) centerline offset carries out turnery processing in the center line of upper knife bar (1-1), then to upper knife bar (1-1), then, to lower knife bar
(1-2) carries out thin grinding；
Pincers worker processing is one of sawing processing, filing processing or their combination；
The sawing processing is the blank for first passing through sawing tool and cylindrical rod piece sawing being gone out to knife bar (1), makes lower knife bar (1-2)
Centerline offset in the center line of upper knife bar (1-1), then to upper knife bar (1-1) carry out turnery processing, then, to lower knife bar
(1-2) carries out grinding；
The filing processing is the blank for first passing through filing tool and cylindrical rod piece filing being gone out to knife bar (1), makes lower knife bar (1-2)
Centerline offset in the center line of upper knife bar (1-1), then to upper knife bar (1-1) carry out turnery processing, then, to lower knife bar
(1-2) carries out grinding；
The knife bar (1) is made up of bending machining or cutting processing or welding processing；
The recess (1-3) of lower knife bar (1-2) the lower end side is made up of milling device milling；
The orthogonal bottom surface of the recess (1-3) (1-4), side (1-5), (1-6) is made up of milling device milling below；
The gap (1-7) of the lower section of recess (1-3) is made up of milling device milling；
The profile groove of the lower end of lower knife bar (1-2) is made up of sawing equipment sawing or is made up of milling device milling；
Knife bar (1) is made with 40Cr steel；
Knife bar (1) surface is heat-treated；
Cutter head (2) is fixedly connected by defending to connect with knife bar (1)；
Solder is mixed by dewatering borax, copper sheet, manganese iron, glass powder；
Cutter head (2) is made with YT14P20 hard alloy or YT5 alloy；
It puts the first edge on a knife or a pair of scissors to cutter head (2) grinding.
3. a kind of anti-operating method for scraping cutter as described in claim 1, before including the steps that processing, the step in processing,
Step after processing；Step in the processing is: rise and rotate it is counter scrape cutter, the lower platform of workpiece open-work is added
Work；It is characterized by: the step before the processing is: in the anti-lower section for scraping cutter, travelling workpiece keeps the axis of workpiece open-work inclined
From the anti-axis for scraping cutter upper slitter bar (1-1) and close to the anti-axis scraped cutter and cut bar (1-2), make under lower knife bar (1-2)
End and cutter head (2) downward projection are located in the range of workpiece open-work, and decline is counter to scrape cutter, wear the anti-cutter head (2) for scraping cutter
Open-work is crossed, travelling workpiece is overlapped the axis of workpiece open-work and the axis of upper knife bar (1-1)；Step after the processing is: moving
It starts building part, make the anti-axis for scraping cutter upper slitter bar (1-1) of the axis runout of workpiece open-work and cuts bar (1-2) close to anti-cutter of scraping
Axis, be located at the lower end of lower knife bar (1-2) and cutter head (2) upward projection in the range of workpiece open-work, rise anti-scraper
Tool makes the anti-cutter head (2) for scraping cutter extract open-work.
4. the anti-operating method for scraping cutter according to claim 3, it is characterised in that:
In the step before the processing, the anti-cutter of scraping is not rotated；
In the step after the processing, the anti-cutter of scraping is not rotated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711136165.1A CN107866595B (en) | 2017-11-16 | 2017-11-16 | One kind is counter to scrape cutter and preparation method thereof and operating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711136165.1A CN107866595B (en) | 2017-11-16 | 2017-11-16 | One kind is counter to scrape cutter and preparation method thereof and operating method |
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| CN107866595A CN107866595A (en) | 2018-04-03 |
| CN107866595B true CN107866595B (en) | 2019-07-30 |
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Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201455365U (en) * | 2009-07-15 | 2010-05-12 | 三门峡戴卡轮毂制造有限公司 | Countersink drill |
| CN202239821U (en) * | 2011-09-27 | 2012-05-30 | 上海宏功机械科技有限公司 | Eccentric powerful counter-scrape counter-boring combined tool |
| KR101672715B1 (en) * | 2014-12-02 | 2016-11-04 | 한국항공우주연구원 | Multi drill for air inlet |
| EP3031558A1 (en) * | 2014-12-12 | 2016-06-15 | Seco Tools Ab | Deburring tool and method for deburring a hole |
| CN204747604U (en) * | 2015-08-03 | 2015-11-11 | 陕西柴油机重工有限公司 | A anti - cutter of scraping for BTA |
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2017
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Denomination of invention: A kind of anti scraping tool and its manufacturing method and operation method Effective date of registration: 20201109 Granted publication date: 20190730 Pledgee: Bank of Cangzhou Limited by Share Ltd. Yutian branch Pledgor: TANGSHAN CHUNCHAO AUTO PARTS Co.,Ltd. Registration number: Y2020980007653 |
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