CN103909157A - Continuous stamping die and stamping process of rectangular float valve - Google Patents

Continuous stamping die and stamping process of rectangular float valve Download PDF

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Publication number
CN103909157A
CN103909157A CN201410166753.XA CN201410166753A CN103909157A CN 103909157 A CN103909157 A CN 103909157A CN 201410166753 A CN201410166753 A CN 201410166753A CN 103909157 A CN103909157 A CN 103909157A
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die
punch
valve
edge
gas port
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CN201410166753.XA
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CN103909157B (en
Inventor
王炳华
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WUXI HUACHENG PETROCHEMICAL EQUIPMENT Co Ltd
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WUXI HUACHENG PETROCHEMICAL EQUIPMENT Co Ltd
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Priority to CN201410166753.XA priority Critical patent/CN103909157B/en
Publication of CN103909157A publication Critical patent/CN103909157A/en
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Publication of CN103909157B publication Critical patent/CN103909157B/en
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  • Bending Of Plates, Rods, And Pipes (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)

Abstract

The invention discloses a continuous stamping die of a rectangular float valve. The continuous stamping die comprises an upper die holder and a lower die holder; the upper end of the upper die holder is connected with an upper base plate, the lower end of the upper base plate is connected with an upper clamping plate, the lower end of the upper clamping plate is connected with a baffle plate, the lower end of the baffle plate is connected with a stripper plate, the upper end of the lower die holder is connected with a lower base plate, the upper end of the lower base plate is connected with a lower module, a side cutting concave die, a gas port puncture concave die, a first composite concave die, a second composite concave die, a valve leg molding concave die, an edge forming concave die and a cut-off molding concave die are formed in the lower module, and a side cutting terrace die, a gas port puncture terrace die, a first composite terrace die, a second composite terrace die, a valve leg molding terrace die, an edge forming terrace die and a cut-off molding terrace die are arranged on the upper clamping plate. The invention also discloses a stamping process of the rectangular float valve; a steel strip is conveyed in a step-by-step way to the continuous stamping die of the rectangular float valve; if the continuous stamping die and the stamping process of the rectangular float valve are adopted to produce the rectangular float valve, the efficiency is high and the cost is low.

Description

A kind of rectangle float valve continuous stamping die and Sheet Metal Forming Technology
Technical field
The present invention relates to a kind of rectangle float valve for petrochemical industry, relate in particular to a kind of rectangle float valve continuous stamping die and Sheet Metal Forming Technology.
Background technology
Float valve, is the gas phase dispersion member on valve plate, and it can float on column plate, changes its open degree along with the variation of gas flow.
Rectangle float valve is one comparatively conventional in float valve, and Chinese patent literature publication number CN2316992Y discloses the nicked high-performance float valve of a kind of valve face, is made up of valve face and supporting leg, has 3~8 otch on valve face, and otch upwards swells, and forms gap with valve face.This kind of rectangle float valve can effectively improve plate efficiency.
The multi-processing of above-mentioned rectangle float valve adopts the Method and process of single operation, multi-step to realize, and it exists following drawback and problem:
1, used device is many: because every punching apparatus coordinates corresponding mould can only carry out the processing of 1 operation, the processing of rectangle float valve needs multiple working procedure to complete, thereby the equipment of corresponding input is also many;
2, area occupied is large: how equipment certainly will take larger area, and soil is rare at present, land price is surging, has increased undoubtedly production cost;
3, input manpower is many: how equipment certainly will need to drop into more manpower, has increased human cost;
4, unstable product quality: because operation is many, operating personnel are many, thereby easily cause the quality of product unstable;
5, maintenance cost is high: thus the equipment maintenance costs that increased more;
6, potential safety hazard is high: operating personnel carry out feeding, blowing in process of production by hand, have potential safety hazard, because the manpower dropping into is many, thereby has further increased potential safety hazard;
7, production efficiency is low: adopt the technique of single operation, multi-step, production efficiency is low.
Summary of the invention
The object of the invention is to for the problems referred to above, a kind of rectangle float valve continuous stamping die and Sheet Metal Forming Technology are provided, adopt single operation, multi-step processing to solve existing rectangle float valve, exist production cost high, quality is unstable, and production efficiency is low, potential safety hazard is large, the problem that maintenance cost is high.
The object of the invention is to be achieved through the following technical solutions:
A kind of rectangle float valve continuous stamping die, comprises upper bolster, die shoe, the lower end of described upper bolster is connected with upper padding plate, the lower end of described upper padding plate is connected with train wheel bridge, the lower end of described train wheel bridge is connected with baffle plate, the lower end of described baffle plate is connected with stripper plate, and the upper end of described die shoe is connected with lower bolster, and the upper end of described lower bolster is connected with lower module, on described lower module, have multiple dies, comprise successively from left to right trim die, gas port punctures die, the first compound concave die, the second compound concave die, valve leg molding concave die, edge molding concave die, cut off molding concave die, described the first compound concave die comprises gas port molding concave die and lower valve leg punching concave die, described the second compound concave die comprises that lower valve leg bending female die and edge puncture die, and described train wheel bridge is provided with multiple punch that match with die, comprises successively from left to right trimming punch, gas port punctures punch, the first compound punch, the second compound punch, valve leg forming convax mould, edge forming convax mould, cut off forming convax mould, described the first compound punch comprises gas port forming convax mould and lower valve leg piercing punch, and described the second compound punch comprises that lower valve leg bending punch and edge puncture punch.
As preferred version of the present invention, the upper end of described upper bolster is provided with cover plate, and the upper end of upper bolster is connected with top block, and the upper end of described top block is connected with mounting plate, the effect that there is resistance to compression damping, extends die life, and facilitated shut die.
As preferred version of the present invention, the lower end of described die shoe is connected with bottom seat pad, thus the convenient waste material of getting rid of.
As preferred version of the present invention, described trim die is the mold insert being embedded on lower bolster, on described mold insert, have the edge of a knife of decussate texture, described trimming punch is the drift being detachably arranged on train wheel bridge, thereby can stamp out the rectangle float valve of different length valve leg.
A kind of rectangle float valve Sheet Metal Forming Technology, the steel band of choosing list structure is raw material, and steel band is placed on transfer equipment, steel band is sent in rectangle float valve continuous stamping die and carries out continuous stamping in the mode of stepping, and steel band passes through following several roads stamping procedure successively continuously:
A, trimming: when steel band is sent to trim die place by transfer equipment, transfer equipment intermittently pauses, trimming punch is driven and is pressed down by punch press, makes upper and lower two edge formings of valve face;
B, puncture gas port: the steel band after trimming for forming is sent to gas port by transfer equipment and punctures die place, transfer equipment intermittently pauses, and gas port punctures punch and driven and pressed down by punch press, and gas port is torn;
C, moulding gas port and the punching of lower valve leg: the steel band after gas port punctures is sent to the first compound concave die place by transfer equipment, transfer equipment intermittently pauses, the first compound punch is driven and is pressed down by punch press, make the gas port middle bending being punctured and raise up and moulding, lower valve leg is carried out to punching, flush-out valve leg hole simultaneously;
D, lower valve leg flanging and puncture edge: the steel band after gas port moulding and the punching of lower valve leg is sent to the second compound concave die place by transfer equipment, transfer equipment intermittently pauses, the second compound punch is driven and is pressed down by punch press, make the Edge Bend of lower valve leg, connected part in the middle of the valve face left and right sides is punctured, valve face respectively leaves one section up and down as boot segment simultaneously;
E, shaped valve leg: the steel band after lower valve leg flanging and edge puncture is sent to valve leg molding concave die place by transfer equipment, transfer equipment intermittently pauses, and valve leg forming convax mould is driven and is pressed down by punch press, makes valve leg bending and molding;
F, moulding edge: the steel band after the moulding of valve leg is sent to molding concave die place, edge by transfer equipment, transfer equipment intermittently pauses, and edge forming convax mould is driven and is pressed down by punch press, makes the edge moulding of the valve face left and right sides;
G, cut-out moulding: the steel band after edge moulding is sent to and is cut off molding concave die place by transfer equipment, and transfer equipment intermittently pauses, cut off forming convax mould and pressed down by punch press drive, part connected valve face thrust, thereby form rectangle float valve.
As preferred version of the present invention, described transfer equipment is numerical control machine feeding.
As preferred version of the present invention, the stamping press of described punch press is 1600KN.
The present invention coordinates trim die can stamp out the basic outline of rectangle float valve by trimming punch, puncturing punch by gas port coordinates gas port to puncture die and the gas port of rectangular configuration can be torn, coordinate gas port molding concave die can make the gas port middle bending being punctured and raise up by gas port forming convax mould, thereby make gas port moulding, coordinate lower valve leg punching concave die can stamp out the valve leg hole on lower valve leg by lower valve leg piercing punch, under coordinating by lower valve leg bending punch, valve leg bending female die can be by the bending of lower valve leg, puncturing punch matched edges by edge punctures die and the linkage section at edge can be torn, only leave the boot segment of both sides as continuous punching, tearing edge is for the ease of it antemarginal moulding, can be by valve leg bending and molding by valve leg forming convax mould proportioning valve leg molding concave die, can make edge there is certain radian by forming convax mould matched edges, edge molding concave die, coordinate cut-out molding concave die that boot segment is thrust by cutting off forming convax mould, obtain final product.
Beneficial effect of the present invention is that compared with prior art, the present invention has the following advantages:
1, used device is few: by adopting rectangle float valve continuous stamping die of the present invention and Sheet Metal Forming Technology, only need a punch press and a feeder can complete processing;
2, floor space is few: owing to only needing two equipment can complete processing, greatly reduced occupation area of equipment, saved cost;
3, input manpower is few: human cost has been saved in the minimizing of equipment;
4, constant product quality: by adopting rectangle float valve continuous stamping die of the present invention and Sheet Metal Forming Technology, can realize the production of continous-stable, therefore constant product quality, reliable;
5, maintenance cost reduces: the minimizing of equipment has greatly reduced maintenance cost;
6, potential safety hazard is little: the minimizing of human input has fundamentally reduced potential safety hazard;
7, production efficiency is high: by adopting rectangle float valve continuous stamping die of the present invention and Sheet Metal Forming Technology, greatly improved production efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of rectangle float valve of the present invention continuous stamping die;
Fig. 2 is the material strip figure of a kind of rectangle float valve of the present invention.
In figure:
1, upper bolster; 2, upper padding plate; 3, train wheel bridge; 4, baffle plate; 5, stripper plate; 6, lower bolster; 7, lower bolster; 8, die shoe; 9, bottom seat pad; 10, top block; 11, mounting plate; 12, cover plate; 13, valve face; 14, trim die; 15, gas port punctures die; 16, gas port molding concave die; 17, lower valve leg punching concave die; 18, lower valve leg bending female die; 19, edge punctures die; 20, valve leg molding concave die; 21, edge molding concave die; 22, cut off molding concave die.
The specific embodiment
Further illustrate technical scheme of the present invention below in conjunction with accompanying drawing and by the specific embodiment.
Please refer to shown in Fig. 1 and Fig. 2, Fig. 1 is the structural representation of a kind of rectangle float valve of the present invention continuous stamping die; Fig. 2 is the material strip figure of a kind of rectangle float valve of the present invention.
In the present embodiment, a kind of rectangle float valve continuous stamping die, comprise upper bolster 1, die shoe 8, the upper end of described upper bolster 1 is provided with cover plate 12, and the upper end of upper bolster 1 is connected with top block 10, the upper end of described top block 10 is connected with mounting plate 11, the lower end of upper bolster 1 is connected with upper padding plate 2, the lower end of described upper padding plate 2 is connected with train wheel bridge 3, the lower end of described train wheel bridge 3 is connected with baffle plate 4, the lower end of described baffle plate 4 is connected with stripper plate 5, the lower end of described die shoe 8 is connected with bottom seat pad 9, its upper end is connected with lower bolster 7, the upper end of described lower bolster 7 is connected with lower module 6, on described lower module 6, have multiple dies, comprise successively from left to right trim die 14, gas port punctures die 15, the first compound concave die, the second compound concave die, valve leg molding concave die 20, edge molding concave die 21, cut off molding concave die 22, described the first compound concave die comprises gas port molding concave die 16 and lower valve leg punching concave die 17, described the second compound concave die comprises that lower valve leg bending female die 18 and edge puncture die 19, described trim die 14 is for being embedded in the mold insert on lower bolster 6, on described mold insert, have the edge of a knife of decussate texture, described train wheel bridge 3 is provided with multiple punch that match with die, comprise successively from left to right trimming punch, gas port punctures punch, the first compound punch, the second compound punch, valve leg forming convax mould, edge forming convax mould, cut off forming convax mould, described the first compound punch comprises gas port forming convax mould and lower valve leg piercing punch, described the second compound punch comprises that lower valve leg bending punch and edge puncture punch, described trimming punch is the drift being detachably arranged on train wheel bridge 3.
In above-described embodiment, trim die 14, gas port punctures die 15, the first compound concave die, the second compound concave die, valve leg molding concave die 20, edge molding concave die 21 is 2 pairs, corresponding trimming punch, gas port punctures punch, the first compound punch, the second compound punch, valve leg forming convax mould, edge forming convax mould is 2 pairs, process to realize 2 rectangle float valves simultaneously, this kind of structure setting, can effectively reduce waste material, raw material are saved, reduce production cost, cut off molding concave die 22 and corresponding cut-out forming convax mould and only need a pair, can reduce accordingly die cost.
The present invention is by following Sheet Metal Forming Technology punching press: the steel band of choosing list structure is raw material, and steel band is placed on numerical control machine feeding, steel band is sent in rectangle float valve continuous stamping die and carries out continuous stamping in the mode of stepping, and steel band passes through following several roads stamping procedure successively continuously:
A, trimming: when steel band is sent to trim die 14 place by numerical control machine feeding, numerical control machine feeding intermittently pauses, trimming punch is driven and is pressed down by punch press, makes upper and lower two edge formings of valve face 13;
B, puncture gas port: the steel band after trimming for forming is sent to gas port by numerical control machine feeding and punctures die 15 places, numerical control machine feeding intermittently pauses, and gas port punctures punch and driven and pressed down by punch press, and gas port is torn;
C, moulding gas port and the punching of lower valve leg: the steel band after gas port punctures is sent to the first compound concave die place by numerical control machine feeding, numerical control machine feeding intermittently pauses, the first compound punch is driven and is pressed down by punch press, make the gas port middle bending being punctured and raise up and moulding, lower valve leg is carried out to punching, flush-out valve leg hole simultaneously;
D, lower valve leg flanging and puncture edge: the steel band after gas port moulding and the punching of lower valve leg is sent to the second compound concave die place by numerical control machine feeding, numerical control machine feeding intermittently pauses, the second compound punch is driven and is pressed down by punch press, make the Edge Bend of lower valve leg, connected part in the middle of valve face 13 left and right sides is punctured, valve face 13 respectively leaves one section up and down as boot segment simultaneously;
E, shaped valve leg: the steel band after lower valve leg flanging and edge puncture is sent to valve leg molding concave die 20 places by numerical control machine feeding, numerical control machine feeding intermittently pauses, and valve leg forming convax mould is driven and is pressed down by punch press, makes valve leg bending and molding;
F, moulding edge: the steel band after the moulding of valve leg is sent to edge molding concave die 21 places by numerical control machine feeding, numerical control machine feeding intermittently pauses, and edge forming convax mould is driven and is pressed down by punch press, makes the edge moulding of valve face 13 left and right sides;
G, cut-out moulding: the steel band after edge moulding is sent to and is cut off molding concave die 22 places by numerical control machine feeding, numerical control machine feeding intermittently pauses, cut off forming convax mould and drive and press down by punch press, part connected valve face 13 is thrust, thereby form rectangle float valve.
Whole punching course is completed by a punch press, and the stamping press of punch press is 1600KN.
The present invention is compared with prior art, rational in infrastructure, novel in design, for the production of rectangle float valve provides a kind of production efficiency high, and production cost is low, the utilization of resources is high and product quality is high rectangle float valve continuous stamping die and Sheet Metal Forming Technology; Adopt continuous stamping die and the Sheet Metal Forming Technology production rectangle float valve efficiency of rectangle float valve of the present invention high, cost is low.
Above embodiment has just set forth basic principle of the present invention and characteristic; the present invention is not limited by above-described embodiment; without departing from the spirit and scope of the present invention, the present invention also has various variations and change, and these variations and change all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.

Claims (7)

1. a rectangle float valve continuous stamping die, is characterized in that: comprise upper bolster, die shoe, the lower end of described upper bolster is connected with upper padding plate, the lower end of described upper padding plate is connected with train wheel bridge, the lower end of described train wheel bridge is connected with baffle plate, the lower end of described baffle plate is connected with stripper plate, and the upper end of described die shoe is connected with lower bolster, and the upper end of described lower bolster is connected with lower module, on described lower module, have multiple dies, comprise successively from left to right trim die, gas port punctures die, the first compound concave die, the second compound concave die, valve leg molding concave die, edge molding concave die, cut off molding concave die, described the first compound concave die comprises gas port molding concave die and lower valve leg punching concave die, described the second compound concave die comprises that lower valve leg bending female die and edge puncture die, and described train wheel bridge is provided with multiple punch that match with die, comprises successively from left to right trimming punch, gas port punctures punch, the first compound punch, the second compound punch, valve leg forming convax mould, edge forming convax mould, cut off forming convax mould, described the first compound punch comprises gas port forming convax mould and lower valve leg piercing punch, and described the second compound punch comprises that lower valve leg bending punch and edge puncture punch.
2. a kind of rectangle float valve continuous stamping die according to claim 1, is characterized in that: the upper end of described upper bolster is provided with cover plate, and the upper end of upper bolster is connected with top block, and the upper end of described top block is connected with mounting plate.
3. a kind of rectangle float valve continuous stamping die according to claim 1, is characterized in that: the lower end of described die shoe is connected with bottom seat pad.
4. a kind of rectangle float valve continuous stamping die according to claim 1, it is characterized in that: described trim die is the mold insert being embedded on lower bolster, on described mold insert, have the edge of a knife of decussate texture, described trimming punch is the drift being detachably arranged on train wheel bridge.
5. the Sheet Metal Forming Technology of a rectangle float valve, it is characterized in that: the steel band of choosing list structure is raw material, and steel band is placed on transfer equipment, steel band is sent in described rectangle float valve continuous stamping die and carries out continuous stamping in the mode of stepping, and steel band passes through following several roads stamping procedure successively continuously:
A, trimming: when steel band is sent to trim die place by transfer equipment, transfer equipment intermittently pauses, trimming punch is driven and is pressed down by punch press, makes upper and lower two edge formings of valve face;
B, puncture gas port: the steel band after trimming for forming is sent to gas port by transfer equipment and punctures die place, transfer equipment intermittently pauses, and gas port punctures punch and driven and pressed down by punch press, and gas port is torn;
C, moulding gas port and the punching of lower valve leg: the steel band after gas port punctures is sent to the first compound concave die place by transfer equipment, transfer equipment intermittently pauses, the first compound punch is driven and is pressed down by punch press, make the gas port middle bending being punctured and raise up and moulding, lower valve leg is carried out to punching, flush-out valve leg hole simultaneously;
D, lower valve leg flanging and puncture edge: the steel band after gas port moulding and the punching of lower valve leg is sent to the second compound concave die place by transfer equipment, transfer equipment intermittently pauses, the second compound punch is driven and is pressed down by punch press, make the Edge Bend of lower valve leg, connected part in the middle of the valve face left and right sides is punctured, valve face respectively leaves one section up and down as boot segment simultaneously;
E, shaped valve leg: the steel band after lower valve leg flanging and edge puncture is sent to valve leg molding concave die place by transfer equipment, transfer equipment intermittently pauses, and valve leg forming convax mould is driven and is pressed down by punch press, makes valve leg bending and molding;
F, moulding edge: the steel band after the moulding of valve leg is sent to molding concave die place, edge by transfer equipment, transfer equipment intermittently pauses, and edge forming convax mould is driven and is pressed down by punch press, makes the edge moulding of the valve face left and right sides;
G, cut-out moulding: the steel band after edge moulding is sent to and is cut off molding concave die place by transfer equipment, and transfer equipment intermittently pauses, cut off forming convax mould and pressed down by punch press drive, part connected valve face thrust, thereby form rectangle float valve.
6. rectangle float valve Sheet Metal Forming Technology according to claim 5, is characterized in that: described transfer equipment is numerical control machine feeding.
7. rectangle float valve Sheet Metal Forming Technology according to claim 5, is characterized in that: the stamping press of described punch press is 1600KN.
CN201410166753.XA 2014-04-23 2014-04-23 A kind of rectangle float valve continuous stamping die and Sheet Metal Forming Technology Active CN103909157B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110772824A (en) * 2019-11-04 2020-02-11 海盐得胜化工设备有限公司 Cage type float valve and production process thereof
CN116274644A (en) * 2023-05-12 2023-06-23 西安朴复信息科技有限公司 Stamping die and stamping process of float valve

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CN203244802U (en) * 2013-05-21 2013-10-23 辽宁工业大学 Load-adjustable rectangular floating valve
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Publication number Priority date Publication date Assignee Title
US5007275A (en) * 1990-01-09 1991-04-16 Tridan Tool & Machine, Inc. Progressive die for drawless fin
CN2401244Y (en) * 1999-12-21 2000-10-18 刘海侠 Single-side floating rectifying float valve
CN2559395Y (en) * 2002-07-16 2003-07-09 上海惠生化工工程有限公司 Inclined hole bar-shape infloating valve
KR20060005962A (en) * 2004-08-19 2006-01-18 에스아이티 주식회사 Progressive mold apparatus
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CN203244802U (en) * 2013-05-21 2013-10-23 辽宁工业大学 Load-adjustable rectangular floating valve
CN203791473U (en) * 2014-04-23 2014-08-27 无锡市华诚石化设备有限责任公司 Rectangular floating valve continuous stamping die

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110772824A (en) * 2019-11-04 2020-02-11 海盐得胜化工设备有限公司 Cage type float valve and production process thereof
CN116274644A (en) * 2023-05-12 2023-06-23 西安朴复信息科技有限公司 Stamping die and stamping process of float valve
CN116274644B (en) * 2023-05-12 2023-10-20 西安朴复信息科技有限公司 Stamping die and stamping process of float valve

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