CN104139208B - Guarantee half cellular steel band shaping, the cutting machine of forced convection even flow field - Google Patents

Guarantee half cellular steel band shaping, the cutting machine of forced convection even flow field Download PDF

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Publication number
CN104139208B
CN104139208B CN201410383695.6A CN201410383695A CN104139208B CN 104139208 B CN104139208 B CN 104139208B CN 201410383695 A CN201410383695 A CN 201410383695A CN 104139208 B CN104139208 B CN 104139208B
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China
Prior art keywords
shaping
pressing plate
base plate
top board
steel band
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CN201410383695.6A
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Chinese (zh)
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CN104139208A (en
Inventor
车灿
邱扬
卞宗越
张俊
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NANTONG LILIAN MACHINE TOOL MANUFACTURING Co.,Ltd.
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ANHUI WUHU INSTRUMENTATION RESEARCH INSTITUTE
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P23/00Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
    • B23P23/04Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23DPLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D31/00Shearing machines or shearing devices covered by none or more than one of the groups B23D15/00 - B23D29/00; Combinations of shearing machines
    • B23D31/04Shearing machines or shearing devices covered by none or more than one of the groups B23D15/00 - B23D29/00; Combinations of shearing machines for trimming stock combined with devices for shredding scrap
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23DPLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D33/00Accessories for shearing machines or shearing devices
    • B23D33/08Press-pads; Counter-bases; Hold-down devices

Abstract

The invention discloses a kind of half cellular steel band shaping, cutting machine of guaranteeing forced convection even flow field, comprise horizontally disposed top board and base plate, top board is fixedly connected with by many leads with base plate, and lead is vertical with base plate with top board; Between top board and base plate, the pressing plate that setting is parallel with base plate with top board; The fairlead being fixedly connected with it is set on pressing plate; Fairlead is formed and is slidably matched by pilot hole and lead; Lower tooth bar is set on base plate; Upper rack is set on pressing plate; In presser motion, to the state of lowest position, upper rack engages with lower tooth bar profile of tooth; Shaping, cutting machine are provided with pressing plate driving mechanism. Adopt technique scheme, accurately shaping steel band profile of tooth, equipment plastic precision is high; Shaping work is combined on an equipment and is completed with cut-out working group; Through adjusting, can make shaping and cut off and carry out respectively, also can make shaping and cut off and carry out simultaneously; Simple in structure, use easy to adjust.

Description

Guarantee half cellular steel band shaping, the cutting machine of forced convection even flow field
Technical field
The invention belongs to the technical field of Mechanical Product's Machining technique, relate to Mechanical Product's Machining equipment, have moreSay body, the present invention relates to a kind of half cellular steel band shaping, cutting machine of guaranteeing forced convection even flow field.
Background technology
In recent years, along with the domestic and international construction demand for high-speed wind tunnel, have that windage is little, even flow field,And the ventilation window being made up of honeycomb metal structure application is more and more. This cellular vent window is called asHoneycomb window.
As shown in Fig. 8, Fig. 9 and Figure 10, honeycomb window is made up of housing 14 and cellular board 15.
As required, these windows are made up of the different hexagon cellular shape grid of size, and grid material is for approximately0.1mm left and right is thick, the soft magnetism steel band that 13mm left and right is wide or special stainless steel band. The precision of size of mesh opening is straightConnect the product quality that affects cellular board. Shearing in frock, shaping, the welding degree of accuracy, goes out in cutting actionExisting burr, gap, spatter etc. all will determine the performance of product. Because the precision of cellular board product is wantedAsk high, therefore must use special high-accuracy equipment.
The process sequence that cellular board is produced is:
Soft magnetism steel band is cut into the narrow steel strip of normal width;
Narrow steel strip is rolled into half cellular tooth bar;
Tooth bar shaping measured length are cut off;
Half cellular rack welding is become to cellular board;
Cellular board is cut to size;
By cellular board pack into frame and with its welding.
The produced in series equipment of cellular board is mainly divided into: steel band shearing, half honeycomb gear hobbing moulding, half honeycomb toothThe equipment such as bar shaping cut-out, cellular board welding, cellular board cutting and observation window welding fabrication.
Due to the particularity of cellular board production technology, home and abroad is all without the introduction of this type of production equipment.
The half cellular steel band rolling out with half cellular steel band gear-hobbing machine is as shown in Fig. 1 (before shaping). Owing to beingGear hobbing moulding, accurately all there is error at interior angle and exterior angle except size dimension to have caused half hexagon. Meanwhile,The technique of gear hobbing moulding has also determined that the angular vertex place of half hexangle type is with very little circular arc. Below in shapeFine error will directly affect its properties of product after cellular board moulding.
In addition, before being welded into cellular board, half cellular steel band needs as requested steel band to be cut into fixed lengthDegree.
Comprehensive above requirement, need to carry out shaping and cut-out with double cellular steel band of special installation. This spyDifferent shaping, cut-out equipment also do not have matured product on market, to occur there is no corresponding technical side at present yetCase is open.
Summary of the invention
The invention provides a kind of half cellular steel band shaping, cutting machine of guaranteeing forced convection even flow field, itsObject is to improve quality and the production efficiency of the product of cellular board.
To achieve these goals, the technical scheme that the present invention takes is:
Half cellular steel band shaping, the cutting machine of guaranteeing forced convection even flow field of the present invention, comprises levelThe top board and the base plate that arrange, described top board is fixedly connected with by many leads with base plate, described guidingPost is vertical with base plate with top board;
Between described top board and base plate, the pressing plate that setting is parallel with base plate with top board;
The fairlead being fixedly connected with it is set on described pressing plate; Described fairlead is by pilot hole and instituteThe lead of stating forms and is slidably matched;
Lower tooth bar is set on described base plate; On described pressing plate, upper rack is set; At described pressing plateMove under the state of lowest position, described upper rack engages with lower tooth bar profile of tooth;
Described shaping, cutting machine are provided with pressing plate driving mechanism.
Described pressing plate driving mechanism is: the upper surface at top board is fixedly installed cylinder, the work of described cylinderStopper rod is passed down through top board, and the end of this piston rod is fixedly connected with pressing plate by cylinder connector.
The end of described pressing plate arranges cutting knife, and the end of described cutting knife and lower tooth bar forms the edge of a knife.
The guide finger being fixedly connected with it is set on described upper rack; Described pressing plate is provided with guide finger liningCover; The endoporus of the epimere of described guide finger and guide finger lining forms and is slidably matched; Described guide fingerUpper end is provided with dome, and protruding diameter of a circle is greater than the endoporus aperture of guide finger lining; Described pressing plate with onBetween tooth bar, pocketed springs on described guide finger, described spring is Compress Spring; In the effect of springUnder, described upper rack and pressing plate are at a distance of a segment distance, and the cutting edge of described cutting knife is higher than the lower edge of upper rackMouthful.
The present invention adopts technique scheme, utilizes the tooth bar theory of engagement, participates in engagement at semi-hexagon shape steel bandProcess in, accurately shaping steel band profile of tooth, equipment plastic precision is high; According to the shaping of semi-hexagon shape steel band and steelThe consistent reason of locate mode that band cuts off, is combined in shaping work on an equipment and completes with cut-out working group;Through adjusting, can make shaping and cut off and carry out respectively, also can make shaping and cut off and carry out simultaneously; StructureSimply, use easy to adjust.
Brief description of the drawings
In content shown in accompanying drawing and figure, mark is as follows:
Fig. 1 is the structural representation before half cellular steel band shaping of the present invention;
Fig. 2 is the structural representation after half cellular steel band shaping of the present invention;
Fig. 3 is shaping of the present invention, cutting machine structural representation;
Fig. 4 is the structural representation of the amplification at A place in Fig. 3;
Fig. 5 is the structural representation of the amplification at B place in Fig. 3;
Fig. 6 is the right view of structure shown in Fig. 3;
Fig. 7 is the structural representation that in Fig. 3, amplify at guide finger and bush structure place.
Fig. 8 is the front view of honeycomb window;
Fig. 9 is the top view of structure shown in Fig. 8;
Figure 10 is the local view amplifying of honeycomb.
In figure, be labeled as:
1, cylinder, 2, top board, 3, pressing plate, 4, base plate, 5, cutting knife, 6, upper rack, 7, lower tooth bar,8, lead, 9, fairlead, 10, cylinder connector, 11, spring, 12, guide finger, 13, guide fingerLining, 14, housing, 15, cellular board.
Detailed description of the invention
Contrast accompanying drawing below, by the description to embodiment, the specific embodiment of the present invention is done furtherDetailed explanation, to help those skilled in the art to have completeer to inventive concept of the present invention, technical schemeWhole, accurate and deep understanding.
In order to improve the technical performance of product, need to be cellular to roll out with half cellular steel band gear-hobbing machine halfSteel band carries out accurate shaping, reaches requirement as shown in Fig. 2 (after shaping).
Tooth Shape Design is just hexagonal half: three tooth length of sides are L, and addendum angle is 60 °. Consider crowdedThe thickness δ that presses material, the tooth paddy length of side is: L+2 δ × tan30 °.
By prior art is analyzed, of the present invention to carrying out the equipment of shaping and cut-out, should haveFollowing characteristics and requirement:
1,, in ensureing half hexagonal dimensional accuracy, improve half hexagonal form accuracy; Because twoThe hexagon cellular hole accuracy forming after individual half cellular steel band splicing directly affects the effect of product;
2, improve the acutance of half hexagon corner, eliminate as far as possible corner circular arc;
3, ensure that sheared edge and otch parallel with flute profile direction is without burr, because the burr after moulding affects equallyThe effect of product.
Half cellular steel band shaping can adopt two kinds of methods: rack-and-pinion roll extrusion and double rack extruding.
Rack-and-pinion roll extrusion shaping device principle is: utilize trapezoidal gear and the intermeshing roll extrusion of tooth bar of homotypeShaping. Its advantage is: equipment is simple, in theory can the longer steel band of roll extrusion. Shortcoming: the one, due to trapezoidalThe engagement of gear is incomplete engagement, and particularly crown corner cannot be engaged completely, turns so cannot eliminateAngle circular arc. Shortcoming two is the cut-out work that can not simultaneously complete steel band on this equipment, only has other increase to establishStandby cut-out.
Double rack squeezing shaping equipment principle is: the mutual squeezing shaping of trapezoidal tooth bar that utilizes two homotypes. ItsAdvantage is that shaping effect is good, precision is high, and can on same equipment, complete the cut-out work of steel band. LackPoint is in order to ensure equipment stiffness, has increased complexity and the volume of equipment.
Comprehensive above pluses and minuses, the present invention draws following inventive concept:
1, adopt double rack extrusion principle design new equipment, guarantee half hexagonal form accuracy, disappear as far as possibleExcept corner circular arc;
2, in view of the locate mode of double cellular steel band of shaping station is identical with cut-out locate mode, Ke YisheMeter, in completing shaping work, completes cut-out work.
Structure as shown in Fig. 3, Fig. 6 is the half cellular steel of guaranteeing forced convection even flow field of the present inventionBand shaping, cutting machine, comprise horizontally disposed top board 2 and base plate 4, and described top board 2 and base plate 4 pass throughMany leads 8 are fixedly connected with, and described lead 8 is vertical with base plate 4 with top board 2.
In order to solve the problem of prior art existence and to overcome its defect, realize the matter of the product that improves cellular boardThe goal of the invention of amount and production efficiency, the technical scheme that the present invention takes is:
As shown in Fig. 3, Fig. 6, the half cellular steel band shaping of guaranteeing forced convection even flow field of the present invention,Cutting machine, between described top board 2 and base plate 4, arranges the pressing plate 3 parallel with base plate 4 with top board 2;The fairlead 9 being fixedly connected with it is set on described pressing plate 3; Described fairlead 9 is by pilot hole and instituteThe lead 8 of stating forms and is slidably matched; Lower tooth bar 7 is set on described base plate 4; At described pressing plate 3On upper rack 6 is set; Move under the state of lowest position described upper rack 6 at described pressing plate 3Engage with lower tooth bar 7 profiles of tooth; Described shaping, cutting machine are provided with pressing plate driving mechanism.
Fig. 4 is the schematic diagram that the profile of tooth of upper rack 6 is amplified; Fig. 5 is the signal that the profile of tooth of lower tooth bar 7 is amplifiedFigure.
The advantage of technique scheme is: utilize the tooth bar theory of engagement, participate in engaging at semi-hexagon shape steel bandIn process, accurately shaping steel band profile of tooth; Equipment plastic precision is high.
Described pressing plate driving mechanism is: be fixedly installed cylinder 1 at the upper surface of top board 2, described cylinder 1Piston rod be passed down through top board 2, the end of this piston rod is fixedly connected with pressing plate 3 by cylinder connector 10.
Adopt cylinder as power source, four guide pillars add ball linear bearing mechanism, ensure the steady of squeezing shapingFixed, reduce wearing and tearing.
The end of described pressing plate 3 arranges cutting knife 5, and described cutting knife 5 forms the edge of a knife with the end of lower tooth bar 7.
The guide finger 12 being fixedly connected with it is set on described upper rack 6; Described pressing plate 3 is provided with leadsTo pin bush(ing) 13; The epimere of described guide finger 12 and the endoporus of guide finger lining 13 form and are slidably matched;The upper end of described guide finger 12 is provided with dome, and protruding diameter of a circle is greater than the endoporus hole of guide finger lining 13Footpath; Between described pressing plate 3 and upper rack 6, pocketed springs 11 on described guide finger 12, describedSpring 11 is Compress Spring; Under the effect of spring 11, described upper rack 6 and apart one section of pressing plate 3Distance, the cutting edge of described cutting knife 5 is higher than the lower bead of upper rack 6.
According to the semi-hexagon shape steel band shaping reason consistent with the locate mode of steel strip cutting, by shaping work andCut-out working group is combined on an equipment and completes; Through adjusting, can make shaping and cut off and carry out respectively, alsoCan make shaping and cut off and carry out simultaneously; Simple in structure, use easy to adjust.
In order to take into account cutting function, the present invention is that upper rack 6 has designed two cover guide finger 12 and guide finger linings13, and add shock mount 11 in centre. Like this, in the time that cylinder 1 moves, upper rack 6 is in the effect of spring 11Under will first compress and be shaped half cellular steel band. If at this moment cutting function is activated, cutting knife 5 will be pressedHalf cellular steel band under tight state is cut off. After upper rack 6 overcomes spring force and overlaps with pressing plate 3, onLower tooth bar is just by the complete shaping of half cellular steel band.
The right-hand member of pressing plate 3 is designed with the notch with the identical matched in clearance of cutting knife 5 width, has upper and lower two in notchIndividual screwed hole. In the time that cutting knife 5 is fixed on upper screwed hole, 5 mouthfuls of cutting knifes are above upper rack 6 stepped toothsDo not play shear action, equipment is only done shaping. In the time that cutting knife 5 is fixed on lower screwed hole, 5 works of cutting knifeCan only be used as to cut off with, equipment, also can shaping, cut off use simultaneously.
When equipment is only done the shaping used time, can carry out segmentation shaping for half long cellular steel band.
The concrete scheme of assembling of the present invention and adjustment:
Assembling process of the present invention:
Pack into after four fairleads 9 at the two ends of pressing plate 3, in four fairleads 9, insert respectively four and leadTo post 8;
Two ends at lead 8 pack top board 2 and base plate 4 into screw respectively;
Above top board 2, pack cylinder 1 into, then pack cylinder connector 10 at the external part of cylinder 1, by gasThe other end of cylinder joint 10 is connected with pressing plate 3 screws;
On pressing plate 3, pack two guide finger linings 13 into;
Get two guide fingers 12 and be inserted in respectively again after a spring 11 through pressing plate 3 from top to bottom, with upper toothBar 6 is threaded; Tooth bar 7 under connecting with screw on base plate 4;
In pressing plate 3 right-hand member grooves, put into cutting knife 5 and be tightened by bolts, finishing equipment assembling.
The method of adjustment of equipment:
1, shaping tooth bar Mesh Clearance Adjustment:
First three screws of the base plate 4 fastening lower tooth bars 7 in the back side are unscrewed, then put one on lower tooth bar 7Prepare half cellular steel band of shaping;
Start source of the gas, allow cylinder 1 drive upper rack 6 to press down and put in place, after observation two tooth bars engagements are intact, lockThree screws of the tight base plate 4 fastening lower tooth bars 7 in the back side.
2, cutting function adjustment:
The present invention is except having shaping feature, and Yet-have has the half-and-half cutting function of cellular steel band.
In the time selecting shaping steel strip cutting, only the installing hole of cutting knife 5 need to be aimed to pressing plate 3 right-hand member locationScrewed hole below in groove, is shown in Fig. 3, is tightened by bolts and can. Cutter gap is by designing and process guarantee.
In the time selecting only to steel band shaping and without cutting function, only the installing hole of cutting knife 5 need to be aimed at and pressedScrewed hole above in plate 3 right-hand member locating slots, is shown in Fig. 3, is tightened by bolts and can.
By reference to the accompanying drawings the present invention is exemplarily described above, obviously specific implementation of the present invention is not subject toState the restriction of mode, as long as the various unsubstantialities that adopted method design of the present invention and technical scheme to carry outImprovement, or without improving, design of the present invention and technical scheme are directly applied to other occasion, all existWithin protection scope of the present invention.

Claims (1)

1. guarantee half cellular steel band shaping, the cutting machine of forced convection even flow field, comprise horizontally disposed top board (2) andBase plate (4), described top board (2) is fixedly connected with by many leads (8) with base plate (4), described lead (8)Vertical with base plate (4) with top board (2);
It is characterized in that:
Between described top board (2) and base plate (4), the pressing plate (3) parallel with base plate (4) with top board (2) is set;
The upper fairlead (9) being fixedly connected with it that arranges of described pressing plate (3); Described fairlead (9) by pilot hole withDescribed lead (8) forms and is slidably matched;
Lower tooth bar (7) is set on described base plate (4); Upper rack (6) is set on described pressing plate (3); DescribedPressing plate (3) move under the state of lowest position, described upper rack (6) engages with lower tooth bar (7) profile of tooth;
Described shaping, cutting machine are provided with pressing plate driving mechanism;
The end of described pressing plate (3) arranges cutting knife (5), and described cutting knife (5) forms the edge of a knife with the end of lower tooth bar (7);
The upper guide finger (12) being fixedly connected with it that arranges of described upper rack (6); Described pressing plate (3) is provided with guide fingerLining (13); The epimere of described guide finger (12) and the endoporus of guide finger lining (13) form and are slidably matched; Described leadsUpper end to pin (12) is provided with dome, and protruding diameter of a circle is greater than the endoporus aperture of guide finger lining (13); In described pressureBetween plate (3) and upper rack (6), the upper pocketed springs (11) of described guide finger (12), described spring (11) is for pressingContracting spring; Under the effect of spring (11), described upper rack (6) is with pressing plate (3) at a distance of a segment distance, and described cutsThe cutting edge of cutter (5) is higher than the lower bead of upper rack (6).
CN201410383695.6A 2014-08-06 2014-08-06 Guarantee half cellular steel band shaping, the cutting machine of forced convection even flow field Active CN104139208B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410383695.6A CN104139208B (en) 2014-08-06 2014-08-06 Guarantee half cellular steel band shaping, the cutting machine of forced convection even flow field

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CN201510897805.5A CN105397177B (en) 2014-08-06 2014-08-06 Ensure half honeycomb strip shaping, the assembly method of cutting machine of forced convection even flow field
CN201510894848.8A CN105382543B (en) 2014-08-06 2014-08-06 Ensure half honeycomb strip shaping, the cutting machine of forced convection even flow field
CN201510897803.6A CN105345479B (en) 2014-08-06 2014-08-06 Ensure half honeycomb strip shaping, the method for adjustment of cutting machine of forced convection even flow field
CN201410383695.6A CN104139208B (en) 2014-08-06 2014-08-06 Guarantee half cellular steel band shaping, the cutting machine of forced convection even flow field
CN201510894862.8A CN105364169B (en) 2014-08-06 2014-08-06 Ensure half honeycomb strip shaping, the cutting machine of forced convection even flow field

Related Child Applications (4)

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CN201510897805.5A Division CN105397177B (en) 2014-08-06 2014-08-06 Ensure half honeycomb strip shaping, the assembly method of cutting machine of forced convection even flow field
CN201510894862.8A Division CN105364169B (en) 2014-08-06 2014-08-06 Ensure half honeycomb strip shaping, the cutting machine of forced convection even flow field
CN201510897803.6A Division CN105345479B (en) 2014-08-06 2014-08-06 Ensure half honeycomb strip shaping, the method for adjustment of cutting machine of forced convection even flow field
CN201510894848.8A Division CN105382543B (en) 2014-08-06 2014-08-06 Ensure half honeycomb strip shaping, the cutting machine of forced convection even flow field

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CN104139208B true CN104139208B (en) 2016-05-25

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CN201410383695.6A Active CN104139208B (en) 2014-08-06 2014-08-06 Guarantee half cellular steel band shaping, the cutting machine of forced convection even flow field
CN201510897803.6A Active CN105345479B (en) 2014-08-06 2014-08-06 Ensure half honeycomb strip shaping, the method for adjustment of cutting machine of forced convection even flow field
CN201510894862.8A Active CN105364169B (en) 2014-08-06 2014-08-06 Ensure half honeycomb strip shaping, the cutting machine of forced convection even flow field
CN201510894848.8A Active CN105382543B (en) 2014-08-06 2014-08-06 Ensure half honeycomb strip shaping, the cutting machine of forced convection even flow field
CN201510897805.5A Active CN105397177B (en) 2014-08-06 2014-08-06 Ensure half honeycomb strip shaping, the assembly method of cutting machine of forced convection even flow field

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CN201510897803.6A Active CN105345479B (en) 2014-08-06 2014-08-06 Ensure half honeycomb strip shaping, the method for adjustment of cutting machine of forced convection even flow field
CN201510894862.8A Active CN105364169B (en) 2014-08-06 2014-08-06 Ensure half honeycomb strip shaping, the cutting machine of forced convection even flow field
CN201510894848.8A Active CN105382543B (en) 2014-08-06 2014-08-06 Ensure half honeycomb strip shaping, the cutting machine of forced convection even flow field
CN201510897805.5A Active CN105397177B (en) 2014-08-06 2014-08-06 Ensure half honeycomb strip shaping, the assembly method of cutting machine of forced convection even flow field

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CN105364169B (en) 2018-01-09
CN105382543A (en) 2016-03-09
CN105345479B (en) 2017-11-21
CN105397177A (en) 2016-03-16
CN105382543B (en) 2017-11-21
CN105345479A (en) 2016-02-24
CN105397177B (en) 2017-11-24
CN104139208A (en) 2014-11-12
CN105364169A (en) 2016-03-02

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