CN205200333U - Be applied to elasticity on multi -station progressive die structure of unloading - Google Patents

Be applied to elasticity on multi -station progressive die structure of unloading Download PDF

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Publication number
CN205200333U
CN205200333U CN201521000126.5U CN201521000126U CN205200333U CN 205200333 U CN205200333 U CN 205200333U CN 201521000126 U CN201521000126 U CN 201521000126U CN 205200333 U CN205200333 U CN 205200333U
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CN
China
Prior art keywords
discharging
spring
stripper
fixed head
elasticity
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201521000126.5U
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Chinese (zh)
Inventor
邓卫国
巫书豪
宋兴壮
赵本友
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Changzhou Vocational Institute of Mechatronic Technology
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Changzhou Vocational Institute of Mechatronic Technology
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Priority to CN201521000126.5U priority Critical patent/CN205200333U/en
Application granted granted Critical
Publication of CN205200333U publication Critical patent/CN205200333U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model relates to a be applied to elasticity on multi -station progressive die structure of unloading, the rectangle spring of installing on the upper die base has, the setting is at the stripper spring kicking block of rectangle spring bottom, the setting is at the stripper kicking block of stripper spring kicking block bottom, fix the fixed plate of unloading in stripper spring kicking block bottom through the fastener, be located the fixed plate bottom and fix the stripper on the die holder and be located the fixed plate of unloading through the fastener and peripheral and place restrictions on the piece through the L type that the fastener was fixed on the upper die base of unloading, it is the T style of calligraphy to unload the cross -section of fixed plate, the fixed plate of unloading is placed restrictions on the piece with the L type and is affiliated to each other, elasticity is unloaded the structure and is still had accurate ball formula direction subassembly. When multi -station progressive die presses in the enterprising line pulse of high velocity ram machine, can reach unload smooth, press that the material is steady, mould direction precision is high, little terrace die plays protection, the stamping workpiece that takes shape obtains local requirement such as take shape, can reach the technical requirement of accurate punching press product part and the purpose that prolongs mould life simultaneously.

Description

A kind of elasticity discharging structure be applied on multi-station progressive die
Technical field
The utility model relates to the technical field of mould, especially a kind of elasticity discharging structure be applied on multi-station progressive die.
Background technology
In multi-station progressive die, discharging structure mainly plays discharging, binder and guide effect, and discharging structure mainly contains elasticity discharging structure and fixing discharging structure two kinds of forms.
The material of high velocity ram machine multi-station progressive die stamping products generally adopts band material or billot, before high speed stamping, band material or billot must be fully pressed, in high speed stamping process, displacement and plastic deformation is produced to prevent stamping material, so major part adopts elasticity discharging structure in multi-station progressive die structure, and discharging structure is fixed in less employing.Elasticity discharging structure is suitable for high-speed automated stamping products part, and the product that punching goes out has the advantages that flatness is good and dimensional accuracy is high.
Utility model content
The technical problems to be solved in the utility model is: provide a kind of elasticity discharging structure be applied on multi-station progressive die; when multi-station progressive die carries out punching press on high velocity ram machine; can reach that discharging is smooth, binder steadily, mould guiding accuracy is high, small punch plays protection, shaping and punching part obtains the requirements such as partial plastic forming, can reach the technical requirement of precision stamping product parts and the object of prolongation die life simultaneously.
The utility model solves the technical scheme that its technical problem adopts: a kind of elasticity discharging structure be applied on multi-station progressive die, there is the Rectangular Spring be arranged on upper bolster, be arranged on the discharging spring jacking block bottom Rectangular Spring, be arranged on the stripper jacking block bottom discharging spring jacking block, the discharging fixed head bottom discharging spring jacking block is fixed on by securing member, be positioned at be fixed on the stripper on die shoe bottom discharging fixed head and by securing member and be positioned at discharging fixed head peripheral and place restrictions on block by the L-type that securing member is fixed on upper bolster, the cross section of described discharging fixed head is T font, discharging fixed head and L-type are placed restrictions on block and are mutually affiliated to, described elasticity discharging structure also has precise ball formula guidance set.
Further, in technique scheme, when high velocity ram machine is when being stamped into bottom dead centre, namely mould is in closure state, the pressure of Rectangular Spring is passed to discharging fixed head for compressing punching billot and stripper by discharging spring jacking block and stripper jacking block, now, discharging fixed head and L-type are placed restrictions on block and are not contacted.
Further, in technique scheme, when high velocity ram machine leave bottom dead centre get back to top dead-centre time, namely mould is in open mode, discharging spring jacking block and stripper jacking block drive discharging fixed head and stripper to be unloaded down by the punching billot be stuck in during stamping-out on piercing punch under the heavy load effect of Rectangular Spring, now, discharging fixed head and L-type are placed restrictions on block and are contacted.
Further, in technique scheme, described precise ball formula guidance set comprises and connects upper bolster and the guide pillar of die shoe, the upper guide bush being set in the upper and lower two of guide pillar respectively and lower guide pin bushing, upper between guide pillar and upper guide bush keeps circle, lower between guide pillar and lower guide pin bushing keeps enclosing, be positioned at the upper spring that keeps enclosing top and be positioned at the lower lower spring keeping enclosing bottom.
The beneficial effects of the utility model are: be particularly applicable in the structure of high speed stamping Precision Multi-Position Progressive Die, the structure of other common cold punching die is also suitable for, multi-station progressive die adopts elasticity discharging structure, when can ensure to carry out punching press sophisticated product part on high velocity ram machine, be particularly suitable for the production in enormous quantities that punching press has the higher book metal material part of flatness requirement, the product that punching goes out has the advantages that flatness is good and dimensional accuracy is high, discharging structure selects the flexible member being suitable for the strong Rectangular Spring that high speed stamping uses, L-type is adopted to place restrictions on the contour limited block of block and the guidance set of precise ball formula guide pillar guide pin bushing, discharging structure is made to play binder when high speed stamping steady, partial plastic forming, accurate guiding, protection punch, the effects such as accurate discharging, guarantee multi-station progressive die discharging structure stable when high speed stamping, pressure-plate-force is large, discharging is smooth, stamping parts dimension precision requirement is ensured under high speed and precision punching press, also be suitable for the needs that stamping parts product is produced in enormous quantities simultaneously, be conducive to the service life of improving multi-station progressive die.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation one of the present utility model;
Fig. 2 is structural representation two of the present utility model.
Label in accompanying drawing is: 1, upper bolster, 2, L-type places restrictions on block, 3, discharging fixed head, 4, stripper, 5, guiding push rod, 6, spring, 7, plug screw, 8, die shoe, 9, lower spring, 10, counterdie guide pin bushing, 11, lower maintenance, encloses, 12, lower bolster, 13, die block, 14, punching concave die, 15, guide pillar, 16, pressing plate, 17, piercing punch, 18, upper maintenance circle, 19, upper die guide sleeve, 20, upper spring, 21, packing ring, 22, margin, 23, plug screw, 24, punch retainer, 25, upper padding plate, 26, Rectangular Spring, 27, plug screw, 28, discharging spring jacking block, 29, stripper jacking block, 30, punching billot.
Detailed description of the invention
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
See Fig. 1 and Fig. 2, a kind of elasticity discharging structure be applied on multi-station progressive die of the utility model, there is the Rectangular Spring 26 be arranged on upper bolster 1, be arranged on the discharging spring jacking block 28 bottom Rectangular Spring 26, be arranged on the stripper jacking block 29 bottom discharging spring jacking block 28, the discharging fixed head 3 bottom discharging spring jacking block 28 is fixed on by securing member, be positioned at be fixed on the stripper 4 on die shoe 8 bottom discharging fixed head 3 and by securing member and be positioned at discharging fixed head 3 peripheral and place restrictions on block 2 by the securing member L-type be fixed on upper bolster 1, the cross section of discharging fixed head 3 is T font, discharging fixed head 3 and L-type are placed restrictions on block 2 and are mutually affiliated to, elasticity discharging structure also has precise ball formula guidance set.Precise ball formula guidance set comprises and connects upper bolster 1 and the guide pillar 15 of die shoe 8, the upper guide bush 19 being set in guide pillar about 15 two respectively and lower guide pin bushing 10, the upper maintenance circle 18 between guide pillar 15 and upper guide bush 19, the lower maintenance circle 11 between guide pillar 15 and lower guide pin bushing 10, is positioned at the lower spring 9 keeping the upper spring 20 on circle 18 top and be positioned at lower maintenance circle 11 bottom.
See Fig. 1, when high velocity ram machine is when being stamped into bottom dead centre, namely mould is in closure state, punching billot 30 is tightly pushed down by the discharging structure be made up of discharging fixed head 3 and stripper 4, this thrust is from the Rectangular Spring 26 in upper bolster 1, this Rectangular Spring 26 belongs to the strong spring that high speed stamping uses, the pressure of Rectangular Spring 26 is delivered on discharging structure by discharging spring jacking block 28 and stripper jacking block 29, namely the pressure of Rectangular Spring 26 is passed to discharging fixed head 3 for compressing punching billot and stripper 4 by discharging spring jacking block 28 and stripper jacking block 29.After punching billot 30 is compacted, piercing punch 17 on mould enters punching concave die 14 under the effect of stamping press, material is stamped, and the precise ball formula guide frame that the positional precision of its punching press and the gap uniformity of stamping-out are made up of guide pillar 15, counterdie guide pin bushing 10, upper die guide sleeve 19, lower maintenance circle 11, upper maintenance circle 18, lower spring 9 and upper spring 20 ensures.Now, device for discharging is in free state, and discharging fixed head 3 and L-type are placed restrictions on block 2 and do not contacted, and such punching out product parts has the advantages that flatness is high, punching parts dimensional accuracy uniformity is good.
See Fig. 2, when high velocity ram machine leave bottom dead centre get back to top dead-centre time, namely mould is in open mode, at this moment discharging structure is under the effect of discharging Rectangular Spring 26 heavy load, the punching billot 30 be stuck in during stamping-out on piercing punch 17 is unloaded down, namely discharging spring jacking block 28 and stripper jacking block 29 drive discharging fixed head 3 and stripper 4 to be unloaded down by the billot be stuck in during stamping-out on piercing punch 17 under the heavy load effect of Rectangular Spring 26, reach the quick discharging object smoothly when high speed stamping, now, discharging fixed head 3 and L-type are placed restrictions on block 2 and are contacted.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on description, must determine its technical scope according to right.

Claims (4)

1. one kind is applied to the elasticity discharging structure on multi-station progressive die, it is characterized in that: there is the Rectangular Spring (26) be arranged on upper bolster (1), be arranged on the discharging spring jacking block (28) of Rectangular Spring (26) bottom, be arranged on the stripper jacking block (29) of discharging spring jacking block (28) bottom, the discharging fixed head (3) of discharging spring jacking block (28) bottom is fixed on by securing member, be positioned at discharging fixed head (3) bottom and be fixed on the stripper (4) on die shoe (8) by securing member and be positioned at discharging fixed head (3) periphery and place restrictions on block (2) by the securing member L-type be fixed on upper bolster (1), the cross section of described discharging fixed head (3) is T font, discharging fixed head (3) and L-type are placed restrictions on block (2) and are mutually affiliated to, described elasticity discharging structure also has precise ball formula guidance set.
2. a kind of elasticity discharging structure be applied on multi-station progressive die according to claim 1, it is characterized in that: when high velocity ram machine is when being stamped into bottom dead centre, namely mould is in closure state, the pressure of Rectangular Spring (26) is passed to discharging fixed head (3) for compressing punching billot (30) and stripper (4) by discharging spring jacking block (28) and stripper jacking block (29), now, discharging fixed head (3) and L-type are placed restrictions on block (2) and are not contacted.
3. a kind of elasticity discharging structure be applied on multi-station progressive die according to claim 1, it is characterized in that: when high velocity ram machine leave bottom dead centre get back to top dead-centre time, namely mould is in open mode, discharging spring jacking block (28) and stripper jacking block (29) drive discharging fixed head (3) and stripper (4) to be unloaded down by the punching billot (30) be stuck in during stamping-out on piercing punch (17) under the heavy load effect of Rectangular Spring (26), now, discharging fixed head (3) and L-type are placed restrictions on block (2) and are contacted.
4. a kind of elasticity discharging structure be applied on multi-station progressive die according to claim 1, it is characterized in that: described precise ball formula guidance set comprises the guide pillar (15) connecting upper bolster (1) and die shoe (8), be set in upper guide bush (19) and the lower guide pin bushing (10) at the upper and lower two of guide pillar (15) respectively, the upper maintenance be positioned between guide pillar (15) and upper guide bush (19), encloses (18), the lower maintenance be positioned between guide pillar (15) and lower guide pin bushing (10), encloses (11), be positioned at and keep the upper spring (20) on circle (18) top and be positioned at the lower lower spring (9) keeping circle (11) bottom.
CN201521000126.5U 2015-12-04 2015-12-04 Be applied to elasticity on multi -station progressive die structure of unloading Expired - Fee Related CN205200333U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521000126.5U CN205200333U (en) 2015-12-04 2015-12-04 Be applied to elasticity on multi -station progressive die structure of unloading

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Application Number Priority Date Filing Date Title
CN201521000126.5U CN205200333U (en) 2015-12-04 2015-12-04 Be applied to elasticity on multi -station progressive die structure of unloading

Publications (1)

Publication Number Publication Date
CN205200333U true CN205200333U (en) 2016-05-04

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107971399A (en) * 2017-11-29 2018-05-01 浙江工商职业技术学院 Injection is molded with punching press collection

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107971399A (en) * 2017-11-29 2018-05-01 浙江工商职业技术学院 Injection is molded with punching press collection

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160504

Termination date: 20181204

CF01 Termination of patent right due to non-payment of annual fee