CN106077204B - A kind of centrifugal blower air inlet ring die arrangement - Google Patents

A kind of centrifugal blower air inlet ring die arrangement Download PDF

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Publication number
CN106077204B
CN106077204B CN201610626453.4A CN201610626453A CN106077204B CN 106077204 B CN106077204 B CN 106077204B CN 201610626453 A CN201610626453 A CN 201610626453A CN 106077204 B CN106077204 B CN 106077204B
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China
Prior art keywords
cope plate
workbench
air inlet
moving beam
lower template
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CN201610626453.4A
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CN106077204A (en
Inventor
徐洋
袁逸如
王蓉蓉
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Dantu District Zhengjiang City Liang Ji Co Ltd Factory
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Dantu District Zhengjiang City Liang Ji Co Ltd Factory
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Priority to CN201610626453.4A priority Critical patent/CN106077204B/en
Publication of CN106077204A publication Critical patent/CN106077204A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D19/00Flanging or other edge treatment, e.g. of tubes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • B21D37/12Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies

Abstract

The present invention relates to a kind of centrifugal blower air inlet ring die arrangement, including head piece, workbench, fixed cross beam, moving beam and mould, head piece is provided with the first oil hydraulic cylinder and the second oil hydraulic cylinder, lifting shaft has been equipped with first oil hydraulic cylinder and the second oil hydraulic cylinder, some leads are provided between head piece and workbench, fixed cross beam side wall is stated provided with fixed cover be provided with some adapter sleeves between head piece and workbench, moving beam side wall is provided with some guide pad groups, mould includes top mold frame, core rod, lower mold holder and connection guide pillar, top mold frame includes the first cope plate and the second cope plate, first fixed block is provided with the first fixing bolt, lower mold holder includes the first lower template and the second lower template, second fixed block is provided with the second fixing bolt, at the top of fixed cross beam attaching nut is provided between workbench bottom;The present invention goes out the bending flange of air inlet ring and the gradient of cone cylinder using mould punching, beneficial to raising processing efficiency and workpiece quality.

Description

A kind of centrifugal blower air inlet ring die arrangement
Technical field
The present invention relates to a kind of centrifugal blower air inlet ring die arrangement, belong to blower fan production technical field.
Background technology
With the propulsion of China's process of industrialization, the positive Efforts To Develop of industrial trade is energy-saving, carries out industrial upgrading and whole Restructuring is closed, industrial foundation equipment needs a large amount of renewals.Centrifugal blower is a kind of driven fluid machinery, by the machinery of input Can, improve gas pressure and supply gas side by side the machinery of body, be more applied to electric power, water using as the important corollary equipment of industry The fields such as mud, petrochemical industry, coal, mine and environmental protection, under new economic development situation, following centrifugal blower industry will continue Keep faster to increase.
At present, the manufacture of centrifugal blower air inlet ring mainly passes through compressing, the single rolling of roll squeezer rolling and mould Processing and forming must use welded flange, add man-hour indirectly, simultaneously because centrifugal blower model, serial more, traditional mould Have it is compressing generally require a large amount of moulds, so considerably increase and exchange mould, time for repairing a die, exist efficiency it is low plus The uppity deficiency of chemical product quality.
The content of the invention
The purpose of the present invention is the defects of being directed to prior art, there is provided a kind of centrifugal blower air inlet ring die arrangement, profit Go out the bending flange of air inlet ring and the gradient of cone cylinder with mould punching, beneficial to raising processing efficiency and workpiece quality.
The present invention is achieved by the following technical solutions:
A kind of centrifugal blower air inlet ring die arrangement, including head piece, workbench, fixed cross beam, moving beam and mould Tool, wherein, the head piece is provided with the first oil hydraulic cylinder and the second oil hydraulic cylinder, equal on first oil hydraulic cylinder and the second oil hydraulic cylinder Provided with lifting shaft is played, described lifting shaft is connected through fixed cross beam with moving beam, and described is provided between lifting shaft and moving beam Adpting flange, is provided with some leads between the head piece and workbench, some leads are distributed in head piece surrounding, and with Fixed cover is provided between head piece and workbench;
The workbench is provided with cavity, and the fixed cross beam side wall is provided with some adapter sleeves, and the adapter sleeve is with leading Coordinate to post and be connected, the fixed cross beam center is provided with mounting hole, and the moving beam center is provided with first through hole, the movement Beam side wall is provided with some guide pad groups, and some guide pad groups are used cooperatively with lead;
The mould, which includes top mold frame, core rod, lower mold holder and connection guide pillar, the top mold frame, includes the first cope plate and the Two cope plates, the second cope plate overall diameter are less than the first cope plate overall diameter, the first cope plate edge and mobile horizontal stroke Some first fixed blocks are provided between beam bottom, first fixed block is provided with the first fixing bolt, and spiral shell is fixed by first Bolt realizes that the first cope plate is connected with moving beam through the first fixed block and moving beam, and the top mold frame center is provided with second Through hole, the core rod top are connected with the second cope plate, and the core rod is in reverse frustoconic, and center is provided with third through-hole;
The lower mold holder includes the first lower template and the second lower template, and the second lower template overall diameter is less than outside first time Diameter, is provided with some second fixed blocks between the first cope plate edge and moving beam bottom, on second fixed block Provided with the second fixing bolt, the first lower template and workbench are realized through the first fixed block and workbench by the second fixing bolt It is connected, the lower mold holder center is provided with indent, and the indent shape coordinates with core rod, and the connection guide pillar top sequentially passes through the Three through holes, the second through hole, first through hole and mounting hole, bottom sequentially pass through indent and cavity, and with the top of fixed cross beam and work Make to be provided with attaching nut between platform bottom.
A kind of above-mentioned centrifugal blower air inlet ring die arrangement, wherein, the workbench bottom is provided with some supporting legs, described Supporting leg side wall is provided with some reinforcing plates, and the reinforcing plate section is triangular in shape.
A kind of above-mentioned centrifugal blower air inlet ring die arrangement, wherein, it is provided with round platform connected in star at the top of the moving beam.
A kind of above-mentioned centrifugal blower air inlet ring die arrangement, wherein, first cope plate, the second cope plate, first Lower template and the second lower template thickness are h, h=20mm.
A kind of above-mentioned centrifugal blower air inlet ring die arrangement, wherein, it is straight outside first cope plate and the first lower template Footpath is d1, and the second cope plate and the second lower template overall diameter are d2, d1:d2=23:21.
A kind of above-mentioned centrifugal blower air inlet ring die arrangement, wherein, the core rod side wall is 30 ° with high angle theta.
Beneficial effects of the present invention are:
The cone cylinder being welded is seated on lower mold holder indent, manipulating the first oil hydraulic cylinder and the second oil hydraulic cylinder has made lifting shaft band Dynamic moving beam pushes, and guide pad group, which coordinates with lead and is connected guide pillar, to play the guiding role, and guarantee pushes axiality, to mould Core coordinates pressing mold with indent, completes the flange bending and taper amendment of cone cylinder.
Supporting leg reinforcing plate improves steadiness;Moving beam round platform connected in star both can material-saving, save power source, also ensure lead To block group number amount;Thickness is that h ensures air inlet of centrifugal fan axial length 40mm;d1:d2=23:21 ensure pressing mold stability; θ is 30 ° and is beneficial to improve cone cylinder shaping stability.
In with a series of not even homologous series, air inlet ring bore differs greatly, thus one block of blank can produce it is more Block sleeved core rod or lower mold holder, make the reduction of Making mold quantity, reduce Making mold expense, simplify and operated Journey.The welding of flange is not needed using this device, the input such as this man-hour can be reduced, prevent flange and cone cylinder arc transition, The thermal stress and deformation that welded bands are come, add the attractive in appearance of air inlet ring, improve the air-flow performance of blower fan in complete machine.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention.
(In figure, head piece 1, workbench 2, fixed cross beam 3, moving beam 4, mould 5, the first oil hydraulic cylinder 6, the second oil pressure Cylinder 7, play lifting shaft 8, adpting flange 9, lead 10, fixed cover 11, cavity 12, supporting leg 13, reinforcing plate 14, adapter sleeve 15, installation Hole 16, first through hole 17, guide pad group 18, top mold frame 19, core rod 20, lower mold holder 21, connection guide pillar 22, the first cope plate 23, Second cope plate 24, the first fixed block 25, the first fixing bolt 26, the second through hole 27, third through-hole 28, the first lower template 29, Second lower template 30, the second fixed block 31, the second fixing bolt 32, indent 33, attaching nut 34, cone cylinder 35).
Embodiment
The embodiment of the present invention is described further below in conjunction with the accompanying drawings.
A kind of centrifugal blower air inlet ring die arrangement, including head piece, workbench, fixed cross beam, moving beam and mould Tool, wherein, the head piece is provided with the first oil hydraulic cylinder and the second oil hydraulic cylinder, equal on first oil hydraulic cylinder and the second oil hydraulic cylinder Provided with lifting shaft is played, described lifting shaft is connected through fixed cross beam with moving beam, and described is provided between lifting shaft and moving beam Adpting flange, is provided with some leads between the head piece and workbench, some leads are distributed in head piece surrounding, and with Fixed cover is provided between head piece and workbench;
The workbench is provided with cavity, and the workbench bottom is provided with some supporting legs, if the supporting leg side wall is provided with Dry reinforcing plate, the reinforcing plate section is triangular in shape, and the fixed cross beam side wall is provided with some adapter sleeves, the adapter sleeve and Lead, which coordinates, to be connected, and the fixed cross beam center is provided with mounting hole, and the moving beam center is provided with first through hole, the shifting Dynamic beam side wall is provided with some guide pad groups, and some guide pad groups are used cooperatively with lead;
The mould, which includes top mold frame, core rod, lower mold holder and connection guide pillar, the top mold frame, includes the first cope plate and the Two cope plates, the second cope plate overall diameter are less than the first cope plate overall diameter, the first cope plate edge and mobile horizontal stroke Some first fixed blocks are provided between beam bottom, first fixed block is provided with the first fixing bolt, and spiral shell is fixed by first Bolt realizes that the first cope plate is connected with moving beam through the first fixed block and moving beam, and the top mold frame center is provided with second Through hole, the core rod top are connected with the second cope plate, and the core rod is in reverse frustoconic, and center is provided with third through-hole, described Core rod side wall is 30 ° with high angle theta;
The lower mold holder includes the first lower template and the second lower template, and the second lower template overall diameter is less than outside first time Diameter, first cope plate, the second cope plate, the first lower template and the second lower template thickness are h, h=20mm, and described One cope plate and the first lower template overall diameter are d1, and the second cope plate and the second lower template overall diameter are d2, d1:d2=23: Some second fixed blocks are provided between the 21 first cope plate edges and moving beam bottom, second fixed block is provided with Second fixing bolt, the first lower template and workbench phase are realized through the first fixed block and workbench by the second fixing bolt Even, the lower mold holder center is provided with indent, and the indent shape coordinates with core rod, and the 3rd is sequentially passed through at the top of the connection guide pillar Through hole, the second through hole, first through hole and mounting hole, bottom sequentially pass through indent and cavity, and with the top of fixed cross beam and work Attaching nut is provided between platform bottom.
The present invention working method be:
By sheet-metal unfolding, it is contemplated that the conclusion that the ductility Binding experiment of steel plate is drawn, ordinary circumstance slower conical tube are bilateral each Take 3~5mm allowance, blanking after sheet-metal unfolding, cone cylinder is welded into next process, the cone being then welded by Cylinder is seated on lower mold holder indent, and manipulating the first oil hydraulic cylinder and the second oil hydraulic cylinder has made lifting shaft drive moving beam to push, and is oriented to Block group, which coordinates with lead and is connected guide pillar, to play the guiding role, and guarantee pushes axiality, coordinates pressing mold to core rod and indent, complete Into the flange bending and taper amendment of cone cylinder, enter roll squeezer rolling step after Workpiece inspection that this process is completed is qualified, it is complete Into the processing of air inlet ring concave arc.Due to having already passed through preliminary processing in the gradient of air inlet ring, the roll-in as next process Machine operates, and reduces its operation difficulty and time.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto, Any one skilled in the art the invention discloses technical scope in, the change or replacement that can readily occur in, It should all cover within the scope of the present invention.Therefore, protection scope of the present invention should be with the protection domain of claims It is defined.

Claims (6)

1. a kind of centrifugal blower air inlet ring die arrangement, including head piece, workbench, fixed cross beam, moving beam and mould, It is characterized in that the head piece is provided with the first oil hydraulic cylinder and the second oil hydraulic cylinder, on first oil hydraulic cylinder and the second oil hydraulic cylinder Lifting shaft is equipped with, described lifting shaft is connected through fixed cross beam with moving beam, and described sets between lifting shaft and moving beam There is adpting flange, some leads are provided between the head piece and workbench, some leads are distributed in head piece surrounding, and Fixed cover is provided between head piece and workbench;
The workbench is provided with cavity, and the fixed cross beam side wall is provided with some adapter sleeves, the adapter sleeve and lead Coordinate and be connected, the fixed cross beam center is provided with mounting hole, and the moving beam center is provided with first through hole, the moving beam Side wall is provided with some guide pad groups, and some guide pad groups are used cooperatively with lead;
The mould, which includes top mold frame, core rod, lower mold holder and connection guide pillar, the top mold frame, to be included on the first cope plate and second Template, the second cope plate overall diameter are less than the first cope plate overall diameter, the first cope plate edge and moving beam bottom Some first fixed blocks are provided between portion, first fixed block is provided with the first fixing bolt, worn by the first fixing bolt Cross the first fixed block and moving beam realizes that the first cope plate is connected with moving beam, it is logical that the top mold frame center is provided with second Hole, the core rod top are connected with the second cope plate, and the core rod is in reverse frustoconic, and center is provided with third through-hole;
The lower mold holder includes the first lower template and the second lower template, and the second lower template overall diameter is less than straight outside first time Footpath, some second fixed blocks are provided between the first cope plate edge and moving beam bottom, are set on second fixed block There is the second fixing bolt, the first lower template and workbench phase are realized through the first fixed block and workbench by the second fixing bolt Even, the lower mold holder center is provided with indent, and the indent shape coordinates with core rod, and the 3rd is sequentially passed through at the top of the connection guide pillar Through hole, the second through hole, first through hole and mounting hole, bottom sequentially pass through indent and cavity, and with the top of fixed cross beam and work Attaching nut is provided between platform bottom.
2. a kind of centrifugal blower air inlet ring die arrangement as claimed in claim 1, it is characterized in that, the workbench bottom is set There are some supporting legs, the supporting leg side wall is provided with some reinforcing plates, and the reinforcing plate section is triangular in shape.
3. a kind of centrifugal blower air inlet ring die arrangement as claimed in claim 1, it is characterized in that, at the top of the moving beam Provided with round platform connected in star.
4. a kind of centrifugal blower air inlet ring die arrangement as claimed in claim 1, it is characterized in that, first cope plate, Second cope plate, the first lower template and the second lower template thickness are h, h=20mm.
5. a kind of centrifugal blower air inlet ring die arrangement as claimed in claim 1, it is characterized in that, first cope plate and First lower template overall diameter is d1, and the second cope plate and the second lower template overall diameter are d2, d1:d2=23:21.
6. a kind of centrifugal blower air inlet ring die arrangement as claimed in claim 1, it is characterized in that, the core rod side wall and height Angle theta be 30 °.
CN201610626453.4A 2016-08-03 2016-08-03 A kind of centrifugal blower air inlet ring die arrangement Active CN106077204B (en)

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Application Number Priority Date Filing Date Title
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CN106077204B true CN106077204B (en) 2018-02-13

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2253530C2 (en) * 2003-03-11 2005-06-10 Общество с ограниченной ответственностью фирма "Саратовгазприборавтоматика" Apparatus for shaping cylindrical flanges of parts such as bottoms and lids
CN200974091Y (en) * 2006-10-11 2007-11-14 管印贵 Fan flange forming machine
CN202984426U (en) * 2012-10-25 2013-06-12 安徽多达皖晶新能源有限公司 Flanging die for machining of installation hole of heat collecting tube of inner water tank plate
CN103722068A (en) * 2014-01-13 2014-04-16 合肥合锻机床股份有限公司 Cold pressing end socket forming hydraulic machine
CN204220721U (en) * 2014-09-29 2015-03-25 天津市天锻压力机有限公司 Multistation hydraulic stamping press
CN104985041A (en) * 2015-06-15 2015-10-21 浙江上风高科专风实业有限公司 Housing case flanger and use method thereof
CN206009507U (en) * 2016-08-03 2017-03-15 镇江市丹徒区粮机厂有限公司 A kind of centrifugal blower air inlet ring die arrangement

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101590400B1 (en) * 2014-09-16 2016-02-01 이재화 A Machine For Manufacturing Angle Flange and A Method Thereof

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2253530C2 (en) * 2003-03-11 2005-06-10 Общество с ограниченной ответственностью фирма "Саратовгазприборавтоматика" Apparatus for shaping cylindrical flanges of parts such as bottoms and lids
CN200974091Y (en) * 2006-10-11 2007-11-14 管印贵 Fan flange forming machine
CN202984426U (en) * 2012-10-25 2013-06-12 安徽多达皖晶新能源有限公司 Flanging die for machining of installation hole of heat collecting tube of inner water tank plate
CN103722068A (en) * 2014-01-13 2014-04-16 合肥合锻机床股份有限公司 Cold pressing end socket forming hydraulic machine
CN204220721U (en) * 2014-09-29 2015-03-25 天津市天锻压力机有限公司 Multistation hydraulic stamping press
CN104985041A (en) * 2015-06-15 2015-10-21 浙江上风高科专风实业有限公司 Housing case flanger and use method thereof
CN206009507U (en) * 2016-08-03 2017-03-15 镇江市丹徒区粮机厂有限公司 A kind of centrifugal blower air inlet ring die arrangement

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