CN103170533A - Cutting mold - Google Patents

Cutting mold Download PDF

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Publication number
CN103170533A
CN103170533A CN2013101297769A CN201310129776A CN103170533A CN 103170533 A CN103170533 A CN 103170533A CN 2013101297769 A CN2013101297769 A CN 2013101297769A CN 201310129776 A CN201310129776 A CN 201310129776A CN 103170533 A CN103170533 A CN 103170533A
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CN
China
Prior art keywords
edge
material returned
knife
mold
seat
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Granted
Application number
CN2013101297769A
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Chinese (zh)
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CN103170533B (en
Inventor
刘永涛
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T-STAR TIN CAN Co Ltd
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T-STAR TIN CAN Co Ltd
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Priority to CN201310129776.9A priority Critical patent/CN103170533B/en
Publication of CN103170533A publication Critical patent/CN103170533A/en
Application granted granted Critical
Publication of CN103170533B publication Critical patent/CN103170533B/en
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Abstract

The invention discloses a cutting mold, and relates to the technique of molds. The cutting mold is provided with a lower mold and an upper mold; the lower mold comprises a base plate, a lower cutter edge and a mold core; the upper mold comprises a mold handle, an upper male plate and an upper cutter edge which are sequentially arranged from top to bottom, and also comprises a material rejecting device; the material rejecting device comprises a material rejecting pushing ring which is ring-shaped and protrudes downward as well as a material rejecting seat which folds in a flat-plate shape from the root part of the material rejecting pushing ring and extends toward the periphery; the material rejecting pushing ring is sleeved on the outer periphery of the upper blade of the upper cutter edge, and compared with the lower edge of the upper blade, the lower edge of the material rejecting pushing ring protrudes downward; and the material rejecting seat is elastically assembled to the lower surface of the upper male plate. The big problem in the prior art that when a mold for punching a metal tank cover or a tank base punches, cut iron skin edge excess materials are clamped onto the upper blade of the upper cutter edge like iron clamps and are required to be removed with heavy labor is solved; and in mold splitting, the material rejecting pushing ring of the material rejecting device prevents iron skin edge excess materials from moving upward, and the iron skin edge excess materials are promoted to falling off automatically.

Description

A kind of sawing sheet mould
Technical field
The present invention relates to Tool and Die Technology, espespecially a kind of sawing sheet mould that is applicable at the bottom of punching metal tin cover and tank.
Background technology
Metal can (box) is a kind of packing container of having many uses.As packaging for foodstuff (packing moon cake, biscuit etc.), tea packaging, medicine packing, health products packing, gift wrap etc.According to incompletely statistics, tens more than of the year outputs of China's metal can (box), and in development.
In order to narrate facility, tank (box) is referred to as tank.The production technology of metal can is take punching as main, at the bottom of cover, tank and can body respectively by mould in the upper punching of sawing sheet punch press (or miscellaneous equipment), material is mainly iron sheet class (as tinplate, fine sand iron etc.).Therefore, mould is most important for the production of metal can, and mould is not only determining shape, the aesthetic feeling of tank, but also complicated and simple, the operation that directly determines technical process convenient, safety etc. whether.
At present, the mould at the bottom of production cover or tank generally comprises upper die and lower die, and counterdie is fixed on workbench motionless, and patrix is done mechanical movement with punch press.In the time of at the bottom of processing cover or tank, iron sheet is placed on counterdie, and then counterdie moves down and carries out matched moulds, and the core rod of counterdie is with the iron sheet position that recess re-packs in patrix of rushing to summit, the upper edge of a knife of patrix and the lower edge of a knife of counterdie to the top, are cut out the iron sheet that is placed on counterdie mutually.During due to lower edge of a knife undershoot directly and the limit clout cut of iron sheet touch, iron sheet limit clout certainly will be by cuff on the outer wall of the upper edge of a knife of patrix, iron sheet limit clout binds round as iron hoop on the outer wall of the upper edge of a knife, and binds round very tightly.Do for the iron sheet limit clout as iron hoop, need with manually operation energetically, often a people is also not all right, unless you give your whole attention to it, also has injured danger, and is very dangerous.
Market demand is a kind of for the mould at the bottom of punching metal tin cover or tank, iron sheet limit clout under cutting out during its punching can not bind round on the upper edge of a knife of patrix and form iron hoop, and can automatically decline, and does not need to get rid of energetically under artificial, there is not any potential safety hazard in saving of work and time.
Summary of the invention
The present invention be intended to overcome mould at the bottom of prior art punching metal tin cover or the tank iron sheet limit clout chalybeate hoop under cutting out when punching equally bind round on the upper edge of a knife of patrix, need to just can get rid of energetically with under artificial, time-consuming, have the deficiency that injures personal safety hidden danger, a kind of sawing sheet mould is provided.At the bottom of it was applicable to punching metal tin cover or tank, the iron sheet limit clout under cutting out during its punching can not bind round on the upper edge of a knife of patrix and form iron hoop, and can automatically decline, again do not need to get rid of energetically under artificial, saving of work and time, production efficiency improves, and does not have any potential safety hazard.
For this reason, a kind of sawing sheet mould of the present invention adopts following technical proposals:
A kind of sawing sheet mould of structure the present invention arranges counterdie and patrix;
Described counterdie comprises base plate, the lower edge of a knife and core rod, and the lower edge of a knife comprises the lower blade that raises up that is round and be folded at the root of described lower blade and be lower that tabular is extended to surrounding, and described lower is integrated with described lower blade global formation; The described lower blade that raises up is certain slope, and the bore of its lower end is greater than the bore of upper end; Described lower of the lower edge of a knife is arranged on the upper surface of base plate and is fixedly mounted with base plate; Be fixedly mounted with core rod in the circle of described lower blade, form the space that is called meson between the surrounding of core rod and described lower blade;
Described patrix comprises the die shank that sets gradually, upper public plate and the upper edge of a knife from top to bottom, and die shank is the shaft-like upper surface that is flat public plate that is packed in; The upper edge of a knife comprises that being being folded to the upper knife edge of lower convexity and at the root of described upper knife edge of round is tabular to the seat of honour that surrounding is extended, and the described seat of honour and described upper knife edge global formation are integrated; Described upper knife edge to lower convexity is certain slope, and the bore of its upper end is greater than the bore of lower end; The described seat of honour of the upper edge of a knife is arranged on the lower surface of public plate and is fixedly mounted with upper public plate; Shape and the size of described upper knife edge and described lower blade are complementary, and their position is relative up and down;
Also comprise a discharging device is set, described discharging device comprises and is supporting circle and be folded at the root that circle is supported in the described material returned to the material returned of lower convexity and being the flat material returned seat that extends to surrounding of round, and circle is supported in the described material returned and described material returned seat global formation is integrated; Support circle to the described material returned of lower convexity and be certain slope, and the bore of its upper end is greater than the bore of lower end; The periphery that snare is located at described upper knife edge is supported in the described material returned, and the described material returned is protruded downwards to the lower edge of the lower edge that encloses than described upper knife edge; Described material returned seat elasticity is fitted to the lower surface of public plate, and when after patrix and counterdie matched moulds stamping-out during minute mould, circle is supported in the described material returned of discharging device, and to keep out iron sheet limit clout up, impels iron sheet limit clout automatically to decline.
Technique scheme is further set forth:
The described material returned is supported the lower edge of circle and is given prominence to the 0.4-0.6 millimeter downwards than the lower edge of described upper knife edge.
Described material returned seat is equipped by the lower surface elasticity of spring and screw and upper public plate, and four pin of described material returned seat are installed screw, the centre position mounting spring on its four limit.Make described material returned seat and the equipped elasticity that keeps appropriateness of being connected of upper public plate.
The thimble of being convenient to take off material also is installed on base plate.
The system of opening on male model on base plate reaches is convenient to make the guide pillar hole of counterdie and patrix and pressing equipment contraposition installation.
The movable setting is convenient to make re-packing that work piece deviates from the circle of upper knife edge.
The lower surface of base plate is fixedly mounted with the mould pin, and the mould pin is fastening by screw and base plate.
Beneficial effect of the present invention is: one, and patrix arranges discharging device, and the periphery that snare is located at described upper knife edge is supported in the described material returned of discharging device, and the described material returned lower edge that supports circle protrudes the 0.4-0.6 millimeter downwards than the lower edge of described upper knife edge.During mold work, patrix is done mechanical movement, and counterdie is fixed on workbench motionless.During matched moulds, the upper edge of a knife moves together with discharging device, and the described material returned of discharging device is supported circle and first contacted with the iron sheet material put on counterdie, and compression, and upper knife edge coordinates with lower blade the iron sheet material is cut off afterwards.During minute mould, upper knife edge first leaves counterdie, and circle is supported in the described material returned of discharging device, and to keep out iron sheet limit clout up, impels iron sheet limit clout to decline.Its two, the lower surface elasticity of material returned seat by spring and screw and upper public plate is equipped, makes described material returned seat and being connected of upper public plate equippedly keep appropriate elasticity, makes discharging device and the lower edge of a knife and upper edge of a knife no-float, the limit clout that declines is reliable and stable.They are three years old, simple and ingenious structure, effective, solved mould at the bottom of prior art punching metal tin cover or the tank iron sheet limit clout chalybeate hoop under cutting out when punching equally bind round on the upper knife edge of the upper edge of a knife, need to just can get rid of energetically with under artificial, time-consuming, have a hang-up that injures personal safety hidden danger, iron sheet limit clout under cutting out during its punching binds round never again on the upper knife edge of the upper edge of a knife and forms iron hoop, and can automatically decline, again do not need to get rid of energetically under artificial, saving of work and time, production efficiency improves, and does not have any potential safety hazard.
Description of drawings
Fig. 1 is counterdie schematic diagram of the present invention;
Fig. 2 is edge of a knife schematic diagram under the present invention;
Fig. 3 is the reverse side schematic diagram of Fig. 1;
Fig. 4 is patrix schematic diagram of the present invention;
Fig. 5 is the reverse side schematic diagram of Fig. 4;
Fig. 6 is edge of a knife schematic diagram in the present invention (reverse with real use state);
Fig. 7 is discharging device schematic diagram of the present invention (reverse with real use state);
Fig. 8 is schematic diagram of the present invention.
In figure: 1, counterdie; 11, base plate; 12, the lower edge of a knife; 121, lower; 122, lower blade; 13, core rod; 14, meson; 15, mould pin; 16, thimble; 17, screw; 18, screw; 19, screw;
2, patrix; 21, die shank; 22, upper public plate; 23, the upper edge of a knife; 231, the seat of honour; 232, upper knife edge; 24, screw; 25, re-pack;
3, discharging device; 31, material returned seat; 32, circle is supported in the material returned; 33, spring; 34, screw;
4, guide pillar hole.
The specific embodiment
Below, by reference to the accompanying drawings, introduce the specific embodiment of the present invention.
As shown in Figure 8, a kind of sawing sheet mould of the present invention arranges counterdie 1 and patrix 2.
As shown in Fig. 1,2 and 3, described counterdie 1 comprises base plate 11, the lower edge of a knife 12 and core rod 13, the lower edge of a knife 12 comprises the lower blade 122 that raises up that is round and is folded at the root of described lower blade 122 and be lower 121 that tabular is extended to surrounding, and described lower 121 and described lower blade 122 global formations are integrated; The described lower blade 122 that raises up is certain slope, and the bore of its lower end is greater than the bore of upper end; Described lower 121 of the lower edge of a knife 12 is arranged on the upper surface of base plate 11 and is fixedly mounted with base plate 11; Be fixedly mounted with core rod 13 in the circle of described lower blade 122, the surrounding of core rod 13 and 122 formation of described lower blade are called the space of meson 14.
As shown in Fig. 4,5,6 and 7, described patrix 2 comprises the die shank 21 that sets gradually, upper public plate 22 and the upper edge of a knife 23 from top to bottom, and die shank 21 is the shaft-like upper surface that is flat public plate 22 that is packed in; The upper edge of a knife 23 comprises that being being folded to the upper knife edge 232 of lower convexity and at the root of described upper knife edge 232 of round is tabular to the seat of honour 231 that surrounding is extended, and the described seat of honour 231 and described upper knife edge 232 global formations are integrated; Described upper knife edge 232 to lower convexity is certain slope, and the bore of its upper end is greater than the bore of lower end; The described seat of honour 231 of the upper edge of a knife 23 is arranged on the lower surface of public plate 22 and is fixedly mounted with upper public plate 22; Described upper knife edge 232 is complementary with shape and the size of described lower blade 122, and their position is relative up and down.
As shown in Fig. 4,5,6 and 7, also comprise a discharging device 3 is set, described discharging device 3 comprises and is supporting circle 32 and be folded at the root that circle 32 is supported in the described material returned to the material returned of lower convexity and being the flat material returned seat 31 that extends to surrounding of round, and circle 32 is supported in the described material returned and described material returned seat 31 global formations are integrated; Support circle 32 to the described material returned of lower convexity and be certain slope, and the bore of its upper end is greater than the bore of lower end; The periphery that circle 32 is set in described upper knife edge 232 is supported in the described material returned, and the described material returned is protruded downwards to the lower edge of the lower edge that encloses 32 than described upper knife edge 232; Described material returned seat 31 elasticity are fitted to the lower surface of public plate 22, and when patrix 2 during with counterdie matched moulds stamping-out, circle 32 is supported in the described material returned of discharging device 3, and to keep out iron sheet limit clout up, impel iron sheet limit clout automatically to decline.
As shown in Figure 5, the described material returned lower edge that supports circle 32 protrudes the 0.4-0.6 millimeter downwards than the lower edge of described upper knife edge 232.
As Fig. 4 and shown in Figure 5, described material returned seat 31 is equipped with the lower surface elasticity of upper public plate 22 by spring 33 and screw 34, and four pin of described material returned seat 31 are installed screw 34, the centre position mounting spring 33 on its four limit.Make described material returned seat 31 and the equipped elasticity that keeps appropriateness of being connected of upper public plate 22.
As shown in Figure 1, the thimble 16 of being convenient to take off material also is installed on base plate 11.
As Fig. 3, Fig. 4 and shown in Figure 5, base plate 11 and on open system on male model 22 and be convenient to make counterdie 1 and patrix 2 and pressing equipment contraposition install guide pillar hole 4.
As shown in Figure 5, the movable setting is convenient to make that work piece deviates from re-packs 25 in the circle of upper knife edge 232.
As Fig. 1 and shown in Figure 3, the lower surface of base plate 11 is fixedly mounted with mould pin 15, and mould pin 15 is fastening by screw 18 and base plate 11.
As shown in Figure 1, lower 121 of the lower edge of a knife 12 is fixedly mounted with by screw 17 and base plate 11.
As shown in Figure 1, the seat of honour 231 of the upper edge of a knife 23 is fixedly mounted with by screw 24 and upper public plate 22.
As shown in Figure 1, core rod 13 is fixedly mounted with by screw 19 and base plate 11.
The above, it is only preferred embodiment of the present invention, be not that technical scope of the present invention is imposed any restrictions, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any modification, equivalent variations and modification that above embodiment does.

Claims (7)

1. a sawing sheet mould, arrange counterdie and patrix;
Described counterdie comprises base plate, the lower edge of a knife and core rod, and the lower edge of a knife comprises the lower blade that raises up that is round and be folded at the root of described lower blade and be lower that tabular is extended to surrounding, and described lower is integrated with described lower blade global formation; The described lower blade that raises up is certain slope, and the bore of its lower end is greater than the bore of upper end; Described lower of the lower edge of a knife is arranged on the upper surface of base plate and is fixedly mounted with base plate; Be fixedly mounted with core rod in the circle of described lower blade, form the space that is called meson between the surrounding of core rod and described lower blade;
Described patrix comprises the die shank that sets gradually, upper public plate and the upper edge of a knife from top to bottom, and die shank is the shaft-like upper surface that is flat public plate that is packed in; The upper edge of a knife comprises that being being folded to the upper knife edge of lower convexity and at the root of described upper knife edge of round is tabular to the seat of honour that surrounding is extended, and the described seat of honour and described upper knife edge global formation are integrated; Described upper knife edge to lower convexity is certain slope, and the bore of its upper end is greater than the bore of lower end; The described seat of honour of the upper edge of a knife is arranged on the lower surface of public plate and is fixedly mounted with upper public plate; Shape and the size of described upper knife edge and described lower blade are complementary, and their position is relative up and down;
It is characterized in that, also comprise a discharging device is set, described discharging device comprises and is supporting circle and be folded at the root that circle is supported in the described material returned to the material returned of lower convexity and being the flat material returned seat that extends to surrounding of round, and circle is supported in the described material returned and described material returned seat global formation is integrated; Support circle to the described material returned of lower convexity and be certain slope, and the bore of its upper end is greater than the bore of lower end; The periphery that snare is located at described upper knife edge is supported in the described material returned, and the described material returned is protruded downwards to the lower edge of the lower edge that encloses than described upper knife edge; Described material returned seat elasticity is fitted to the lower surface of public plate, and when after patrix and counterdie matched moulds stamping-out during minute mould, circle is supported in the described material returned of discharging device, and to keep out iron sheet limit clout up, impels iron sheet limit clout automatically to decline.
2. a kind of sawing sheet mould according to claim 1 is characterized in that: the lower edge that circle is supported in the described material returned protrudes the 0.4-0.6 millimeter downwards than the lower edge of described upper knife edge.
3. a kind of sawing sheet mould according to claim 1 is characterized in that: described material returned seat is equipped by the lower surface elasticity of spring and screw and upper public plate.
4. a kind of sawing sheet mould according to claim 1, is characterized in that: the thimble of being convenient to take off material also is installed on base plate.
5. a kind of sawing sheet mould according to claim 1, is characterized in that: open on male model on base plate reaches and make the guide pillar hole of being convenient to make counterdie and patrix and pressing equipment contraposition installation.
6. a kind of sawing sheet mould according to claim 1 is characterized in that: the movable setting is convenient to make re-packing that work piece deviates from the circle of upper knife edge.
7. a kind of sawing sheet mould according to claim 1, it is characterized in that: the lower surface of base plate is fixedly mounted with the mould pin.
CN201310129776.9A 2013-04-16 2013-04-16 Cutting mold Active CN103170533B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310129776.9A CN103170533B (en) 2013-04-16 2013-04-16 Cutting mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310129776.9A CN103170533B (en) 2013-04-16 2013-04-16 Cutting mold

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CN103170533A true CN103170533A (en) 2013-06-26
CN103170533B CN103170533B (en) 2015-04-29

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104209391A (en) * 2014-08-28 2014-12-17 合力叉车有限公司 Lamp bracket blanking die
CN104259367A (en) * 2014-08-28 2015-01-07 合力叉车有限公司 Die for production of control lever brackets

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RO113819B1 (en) * 1991-07-16 1998-11-30 Constantin Iliescu Punching or cutting die
CN101402119A (en) * 2008-10-23 2009-04-08 浙江科技学院 Deep draw mould without flange edge die plate
KR20110000021A (en) * 2009-06-26 2011-01-03 (주)성남테크 Punching mold device
CN202028693U (en) * 2011-04-20 2011-11-09 上海汽车制动器有限公司 Improved riveting multi-station die
CN102581163A (en) * 2012-02-09 2012-07-18 江苏迪邦三星轴承有限公司 Discharging device for stamping die of rolling bearing retainer cover plate
CN202824340U (en) * 2012-08-20 2013-03-27 天津双鑫机械制造有限公司 Punching processing die of automobile damper spring upper seat

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RO113819B1 (en) * 1991-07-16 1998-11-30 Constantin Iliescu Punching or cutting die
CN101402119A (en) * 2008-10-23 2009-04-08 浙江科技学院 Deep draw mould without flange edge die plate
KR20110000021A (en) * 2009-06-26 2011-01-03 (주)성남테크 Punching mold device
CN202028693U (en) * 2011-04-20 2011-11-09 上海汽车制动器有限公司 Improved riveting multi-station die
CN102581163A (en) * 2012-02-09 2012-07-18 江苏迪邦三星轴承有限公司 Discharging device for stamping die of rolling bearing retainer cover plate
CN202824340U (en) * 2012-08-20 2013-03-27 天津双鑫机械制造有限公司 Punching processing die of automobile damper spring upper seat

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104209391A (en) * 2014-08-28 2014-12-17 合力叉车有限公司 Lamp bracket blanking die
CN104259367A (en) * 2014-08-28 2015-01-07 合力叉车有限公司 Die for production of control lever brackets

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Address after: 523000 Building 1, No.26, Bihu Road, Fenggang town, Dongguan City, Guangdong Province

Patentee after: T-STAR TIN CAN Co.,Ltd.

Address before: Five of the village Fenggang town Guangdong city Dongguan province 523000 Sheng Lian Lu No. 4

Patentee before: T-STAR TIN CAN Co.,Ltd.

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