CN106077204A - 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
CN106077204A
CN106077204A CN201610626453.4A CN201610626453A CN106077204A CN 106077204 A CN106077204 A CN 106077204A CN 201610626453 A CN201610626453 A CN 201610626453A CN 106077204 A CN106077204 A CN 106077204A
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China
Prior art keywords
cope match
plate pattern
workbench
air inlet
moving beam
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CN201610626453.4A
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Chinese (zh)
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CN106077204B (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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Classifications

    • 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, it has been equipped with lifting shaft on first oil hydraulic cylinder and the second oil hydraulic cylinder, some leads it are provided with between head piece and workbench, it is provided with fixed cover between head piece and workbench to state fixed cross beam sidewall and be provided with some adapter sleeves, moving beam sidewall 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 match-plate pattern and the second cope match-plate pattern, first fixed block is provided with first and fixes bolt, lower mold holder includes the first lower bolster and the second lower bolster, second fixed block is provided with second and fixes bolt, it is provided with attaching nut between bottom fixed cross beam top and workbench;The present invention utilizes mould punching to go out bending flange and the gradient of cone cylinder of air inlet ring, is beneficial to improve working (machining) 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
Along with the propelling of China's process of industrialization, the positive Efforts To Develop of industrial trade is saved energy and reduce the cost, and carries out industrial upgrading and whole Closing restructuring, industrial foundation equipment needs a large amount of renewal.Centrifugal blower is a kind of driven fluid machinery, relies on the machinery of input Can, improve gas pressure and supply gas side by side the machinery of body, electric power, water will be applied to more 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 increasing faster.
At present, centrifugal blower air inlet ring manufacture is mainly compressing by roll squeezer rolling and mould, single rolling Processing and forming must use welded flange, indirectly adds man-hour, simultaneously because centrifugal blower model, series are more, and tradition mould Have and compressing generally require a large amount of mould, so considerably increase the time exchanged mould, repair a die, there is inefficiency, add The uppity deficiency of chemical product quality.
Summary of the invention
It is an object of the invention to the defect for prior art, it is provided that a kind of centrifugal blower air inlet ring die arrangement, profit Go out bending flange and the gradient of cone cylinder of air inlet ring with mould punching, be beneficial to improve working (machining) 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, its In, described head piece is provided with the first oil hydraulic cylinder and the second oil hydraulic cylinder, and described first oil hydraulic cylinder and the second oil hydraulic cylinder are equipped with Playing lifting shaft, described lifting shaft is connected through fixed cross beam with moving beam, and described is provided with between lifting shaft with moving beam and is connected Flange, is provided with some leads between described head piece and workbench, some leads are distributed in head piece surrounding, and horizontal with top Fixed cover it is provided with between beam and workbench;
Described workbench is provided with cavity, and described fixed cross beam sidewall is provided with some adapter sleeves, described adapter sleeve and lead Coordinating and be connected, described fixed cross beam center is provided with installing hole, and described moving beam center is provided with the first through hole, described moving beam Sidewall is provided with some guide pad groups, some guide pad groups and lead with the use of;
Described mould includes top mold frame, core rod, lower mold holder and connection guide pillar, and described top mold frame includes on the first cope match-plate pattern and second Template, described second cope match-plate pattern overall diameter is less than at the bottom of the first cope match-plate pattern overall diameter, described first cope match-plate pattern edge and moving beam Being provided with some first fixed blocks between portion, described first fixed block is provided with first and fixes bolt, fixes bolt by first and wears Crossing the first fixed block to realize the first cope match-plate pattern with moving beam and be connected with moving beam, described top mold frame center is provided with second and leads to Hole, described core rod top is connected with the second cope match-plate pattern, and described core rod is reverse frustoconic, and center is provided with third through-hole;
Described lower mold holder includes the first lower bolster and the second lower bolster, and described second lower bolster overall diameter is the most straight less than first time Footpath, bottom described first cope match-plate pattern edge and moving beam between be provided with some second fixed blocks, described second fixed block sets Have second to fix bolt, fix bolt by second and realize the first lower bolster and workbench phase through the first fixed block and workbench Even, described lower mold holder center is provided with indent, and described indent shape coordinates with core rod, and described connection guide pillar top sequentially passes through the 3rd Through hole, the second through hole, the first through hole and installing hole, bottom sequentially passes through indent and cavity, and with fixed cross beam top and work Attaching nut it is provided with between bottom platform.
Above-mentioned a kind of centrifugal blower air inlet ring die arrangement, wherein, is provided with some supporting legs bottom described workbench, described Supporting leg sidewall is provided with some reinforcing plates, and described reinforcing plate cross section is triangular in shape.
Above-mentioned a kind of centrifugal blower air inlet ring die arrangement, wherein, described moving beam top is provided with truncated cone-shaped groove.
Above-mentioned a kind of centrifugal blower air inlet ring die arrangement, wherein, described first cope match-plate pattern, the second cope match-plate pattern, first Lower bolster and the second lower bolster thickness are h, h=20mm.
Above-mentioned a kind of centrifugal blower air inlet ring die arrangement is wherein, straight outside described first cope match-plate pattern and the first lower bolster Footpath is d1, and the second cope match-plate pattern and the second lower bolster overall diameter are d2, d1:d2=23:21.
Above-mentioned a kind of centrifugal blower air inlet ring die arrangement, wherein, described core rod sidewall and high angle theta are 30 °.
The invention have the benefit that
The cone cylinder welded is seated on lower mold holder indent, handles the first oil hydraulic cylinder and the second oil hydraulic cylinder has made lifting shaft drive shifting Pressing under dynamic crossbeam, guide pad group and lead coordinate and are connected guide pillar and play the guiding role, it is ensured that press axiality down, to core rod and Indent coordinates pressing mold, completes flange bending and the tapering correction of cone cylinder.
Supporting leg reinforcing plate improves steadiness;Moving beam truncated cone-shaped groove both can material-saving, save power source, also ensure lead To block group quantity;Thickness is h and ensures air inlet of centrifugal fan axial length 40mm;D1:d2=23:21 ensures pressing mold stability; θ is 30 ° and is beneficial to improve cone cylinder shaping stability.
With in a series of not even homologous series, air inlet ring bore differs greatly, and therefore one block of blank can produce many Core rod that block is sleeved or lower mold holder, make the minimizing of Making mold quantity, reduce Making mold expense, simplify and operated Journey.Use this device to need not the welding of flange, this man-hour etc. can be reduced and put into, stop flange and cone cylinder arc transition, Weld the thermal stress and deformation brought, add the attractive in appearance of air inlet ring, complete machine improves the air-flow performance of blower fan.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram.
(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, plays lifting shaft 8, adpting flange 9, lead 10, fixed cover 11, cavity 12, supporting leg 13, reinforcing plate 14, adapter sleeve 15, installs Hole 16, the 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 match-plate pattern 23, Second cope match-plate pattern 24, the first fixed block 25, first fixes bolt 26, the second through hole 27, third through-hole 28, the first lower bolster 29, Second lower bolster 30, the second fixed block 31, second fixes bolt 32, indent 33, and attaching nut 34, cone cylinder 35).
Detailed description of the invention
Below in conjunction with the accompanying drawings the detailed description of the invention of the present invention is described further.
A kind of centrifugal blower air inlet ring die arrangement, including head piece, workbench, fixed cross beam, moving beam and mould Tool, wherein, described head piece is provided with the first oil hydraulic cylinder and the second oil hydraulic cylinder, on described first oil hydraulic cylinder and the second oil hydraulic cylinder all Being provided with lifting shaft, described lifting shaft is connected through fixed cross beam with moving beam, and described is provided with between lifting shaft and moving beam Adpting flange, is provided with some leads between described head piece and workbench, some leads are distributed in head piece surrounding, and with Fixed cover it is provided with between head piece and workbench;
Described workbench is provided with cavity, is provided with some supporting legs bottom described workbench, and described supporting leg sidewall is provided with some adding Strong plate, described reinforcing plate cross section is triangular in shape, and described fixed cross beam sidewall is provided with some adapter sleeves, described adapter sleeve and guiding Post coordinates and is connected, and described fixed cross beam center is provided with installing hole, and described moving beam center is provided with the first through hole, described mobile horizontal stroke Beam sidewall is provided with some guide pad groups, some guide pad groups and lead with the use of;
Described mould includes top mold frame, core rod, lower mold holder and connection guide pillar, and described top mold frame includes on the first cope match-plate pattern and second Template, described second cope match-plate pattern overall diameter is less than at the bottom of the first cope match-plate pattern overall diameter, described first cope match-plate pattern edge and moving beam Being provided with some first fixed blocks between portion, described first fixed block is provided with first and fixes bolt, fixes bolt by first and wears Crossing the first fixed block to realize the first cope match-plate pattern with moving beam and be connected with moving beam, described top mold frame center is provided with second and leads to Hole, described core rod top is connected with the second cope match-plate pattern, and described core rod is reverse frustoconic, and center is provided with third through-hole, described mould Core sidewall and high angle theta are 30 °;
Described lower mold holder includes the first lower bolster and the second lower bolster, and described second lower bolster overall diameter is the most straight less than first time Footpath, described first cope match-plate pattern, the second cope match-plate pattern, the first lower bolster and the second lower bolster thickness is h, h=20mm, and described first Cope match-plate pattern and the first lower bolster overall diameter are d1, and the second cope match-plate pattern and the second lower bolster overall diameter are d2, d1:d2=23:21 Being provided with some second fixed blocks between bottom described first cope match-plate pattern edge and moving beam, described second fixed block is provided with Two fix bolt, fix bolt by second and realize the first lower bolster with workbench be connected through the first fixed block with workbench, Described lower mold holder center is provided with indent, and described indent shape coordinates with core rod, and described connection guide pillar top sequentially passes through threeway Hole, the second through hole, the first through hole and installing hole, bottom sequentially passes through indent and cavity, and with fixed cross beam top and workbench Attaching nut it is provided with between Di Bu.
The working method of the present invention is:
By sheet-metal unfolding, it is contemplated that the conclusion that the ductility Binding experiment of steel plate draws, ordinary circumstance slower conical tube is bilateral respectively take 3~ 5mm allowance, blanking after sheet-metal unfolding, next process is welded into cone cylinder, subsequently by the cone cylinder peace that will weld Put to lower mold holder indent, handle the first oil hydraulic cylinder and the second oil hydraulic cylinder has made to press under lifting shaft drive moving beam, guide pad group Coordinate with lead and be connected guide pillar and play the guiding role, it is ensured that press axiality down, coordinate pressing mold to core rod with indent, complete cone The flange bending of cylinder and tapering correction, enter roll squeezer rolling step after the Workpiece inspection that this operation completed is qualified, complete into The processing of solar or lunar halo concave arc.Owing to passing through preliminary processing in the gradient of air inlet ring, the roll squeezer as next process is grasped Make, decrease its operation easier and time.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto, Any those familiar with the art in the technical scope that the invention discloses, the change that can readily occur in or replacement, All should contain within the scope of the present invention.Therefore, protection scope of the present invention should be with the protection domain of claims It is as the criterion.

Claims (6)

1. a centrifugal blower air inlet ring die arrangement, including head piece, workbench, fixed cross beam, moving beam and mould, It is characterized by, described head piece is provided with the first oil hydraulic cylinder and the second oil hydraulic cylinder, on described first oil hydraulic cylinder and the second oil hydraulic cylinder Being equipped with lifting shaft, described lifting shaft is connected through fixed cross beam with moving beam, and described sets between lifting shaft and moving beam Having adpting flange, be provided with some leads between described head piece and workbench, some leads are distributed in head piece surrounding, and And it is provided with fixed cover between head piece and workbench;
Described workbench is provided with cavity, and described fixed cross beam sidewall is provided with some adapter sleeves, described adapter sleeve and lead Coordinating and be connected, described fixed cross beam center is provided with installing hole, and described moving beam center is provided with the first through hole, described moving beam Sidewall is provided with some guide pad groups, some guide pad groups and lead with the use of;
Described mould includes top mold frame, core rod, lower mold holder and connection guide pillar, and described top mold frame includes on the first cope match-plate pattern and second Template, described second cope match-plate pattern overall diameter is less than at the bottom of the first cope match-plate pattern overall diameter, described first cope match-plate pattern edge and moving beam Being provided with some first fixed blocks between portion, described first fixed block is provided with first and fixes bolt, fixes bolt by first and wears Crossing the first fixed block to realize the first cope match-plate pattern with moving beam and be connected with moving beam, described top mold frame center is provided with second and leads to Hole, described core rod top is connected with the second cope match-plate pattern, and described core rod is reverse frustoconic, and center is provided with third through-hole;
Described lower mold holder includes the first lower bolster and the second lower bolster, and described second lower bolster overall diameter is the most straight less than first time Footpath, bottom described first cope match-plate pattern edge and moving beam between be provided with some second fixed blocks, described second fixed block sets Have second to fix bolt, fix bolt by second and realize the first lower bolster and workbench phase through the first fixed block and workbench Even, described lower mold holder center is provided with indent, and described indent shape coordinates with core rod, and described connection guide pillar top sequentially passes through the 3rd Through hole, the second through hole, the first through hole and installing hole, bottom sequentially passes through indent and cavity, and with fixed cross beam top and work Attaching nut it is provided with between bottom platform.
2. a kind of centrifugal blower air inlet ring die arrangement as claimed in claim 1, is characterized by, set bottom described workbench Having some supporting legs, described supporting leg sidewall to be provided with some reinforcing plates, described reinforcing plate cross section is triangular in shape.
3. a kind of centrifugal blower air inlet ring die arrangement as claimed in claim 1, is characterized by, described moving beam top It is provided with truncated cone-shaped groove.
4. a kind of centrifugal blower air inlet ring die arrangement as claimed in claim 1, is characterized by, described first cope match-plate pattern, Second cope match-plate pattern, the first lower bolster and the second lower bolster thickness are h, h=20mm.
5. centrifugal blower air inlet ring die arrangement as claimed in claim 1 a kind of, is characterized by, described first cope match-plate pattern and First lower bolster overall diameter is d1, and the second cope match-plate pattern and the second lower bolster overall diameter are d2, d1:d2=23:21.
6. a kind of centrifugal blower air inlet ring die arrangement as claimed in claim 1, is characterized by, described core rod sidewall is with high 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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Citations (8)

* 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
KR101590400B1 (en) * 2014-09-16 2016-02-01 이재화 A Machine For Manufacturing Angle Flange and A 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

Patent Citations (8)

* 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
KR101590400B1 (en) * 2014-09-16 2016-02-01 이재화 A Machine For Manufacturing Angle Flange and A Method Thereof
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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