CN110421045A - A kind of sheet stamping device and process for stamping - Google Patents

A kind of sheet stamping device and process for stamping Download PDF

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Publication number
CN110421045A
CN110421045A CN201910656790.1A CN201910656790A CN110421045A CN 110421045 A CN110421045 A CN 110421045A CN 201910656790 A CN201910656790 A CN 201910656790A CN 110421045 A CN110421045 A CN 110421045A
Authority
CN
China
Prior art keywords
punching press
die
sheet stamping
hydraulic cylinder
sheet
Prior art date
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.)
Pending
Application number
CN201910656790.1A
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Chinese (zh)
Inventor
梅泽送
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Daye Tongchuang Stainless Steel Metal Material Co Ltd
Original Assignee
Daye Tongchuang Stainless Steel Metal Material Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Daye Tongchuang Stainless Steel Metal Material Co Ltd filed Critical Daye Tongchuang Stainless Steel Metal Material Co Ltd
Priority to CN201910656790.1A priority Critical patent/CN110421045A/en
Publication of CN110421045A publication Critical patent/CN110421045A/en
Pending legal-status Critical Current

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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
    • B21D22/00Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/02Stamping using rigid devices or tools
    • B21D22/022Stamping using rigid devices or tools by heating the blank or stamping associated with heat treatment
    • 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
    • B21D37/16Heating or cooling

Abstract

It include: punching press ontology, pedestal, hydraulic cylinder, upper die and lower die, purging spray head, high temperature gas source and controller the present invention relates to a kind of sheet stamping device.Punching press ontology is fixed on the base;Upper mold and lower die are arranged in punching press ontology, and lower die is fixed on the base end, and upper mold is connect by hydraulic cylinder with punching press ontology.Lower die upper end is provided with stamped recess, and upper mold lower end is provided with the stamped bumps matched with stamped recess;Purging spray head is fixed on the inside of punching press ontology, and purging spray head is connect with high temperature gas source, purges the high temperature air jet in spray head on the thin plate between upper die and lower die;The switch and hydraulic cylinder of controller and high temperature gas source are electrically connected.The present invention also provides a kind of sheet stamping methods, comprising: control hydraulic cylinder executes punching press movement;Thin sheet surface is purged;Pressure maintaining is carried out to the thin plate after punching press.Sheet stamping device provided by the invention and method improve the Forming Quality of thin plate.

Description

A kind of sheet stamping device and process for stamping
Technical field
The present invention relates to technical field of board processing, in particular to a kind of sheet stamping device and process for stamping.
Background technique
In production and living, many products need to be stamped to form using sheet metal (sheet metal that thickness is less than 2mm).Thin plate In Punching Process, need plate stamping using the upper die and lower die of stamping equipment at specific shape, then by punching press Plate afterwards takes out.In the prior art, in the Sheet Metal Forming Technology of thin plate, it is immediately disconnected upper mold and lower die after the completion of sheet stamping, Since thin plate can generate the adaptability to changes of all directions during Pressing Deformation, in addition gauge of sheet is small, in the work of adaptability to changes Certain deformation can be generated with lower, has seriously affected the quality of product.In addition, after the completion of sheet stamping, the product that is stamped and formed out It is fitted tightly over and is difficult to take out in mold, directly pull out product in traditional handicraft, be easy to cause the deformation of product, to influence Product quality.
Summary of the invention
The technical issues of present invention is for deformation is easy to produce after the completion of sheet stamping existing in the prior art, provides A kind of sheet stamping device and process for stamping.
The technical scheme to solve the above technical problems is that
A kind of sheet stamping device, comprising: punching press ontology, pedestal, hydraulic cylinder, upper die and lower die, purging spray head, High Temperature Gas Source and controller;Wherein: the punching press ontology is fixed on the base;The upper mold and lower die are arranged in the punching press ontology Interior, the lower die is fixed on the pedestal upper end, and the upper mold is oppositely arranged on the top of the lower die, and the upper mold passes through institute Hydraulic cylinder is stated to connect with the punching press ontology;The lower die upper end is provided with stamped recess, and the upper mold lower end is provided with and institute State the stamped bumps that stamped recess matches;The purging spray head is fixed on the inside of the punching press ontology, the purging spray head and The high temperature gas source connection, the high temperature air jet purged in spray head is on the thin plate between upper die and lower die;The control The switch of device processed and the high temperature gas source is electrically connected, for controlling the on-off of the high temperature gas source;The controller with it is described Hydraulic cylinder is electrically connected, for controlling the movement of the hydraulic cylinder.
It further, is horizontally disposed first level face on the outside of the upper end of the lower die, the punching groove is located at institute It states on the inside of first level face;The preceding outside of the upper mold is horizontally disposed second horizontal plane, and the stamped bumps are located at described On the inside of second horizontal plane.
Further, further includes: slip ring, driving motor and stop collar;The slip ring sleeve is set to the outside of the lower die, institute The bottom for stating slip ring is embedded at least two symmetrically arranged driving motors, and the driving motor is for driving the slip ring It moves up and down;The stop collar is sheathed on the outside of the slip ring, and the stop collar is fixed on the base.
Further, the first guide rail of genesis analysis, the inside setting of the stop collar are provided on the outside of the slip ring There is the first sliding groove matched with first guide rail, first guide rail is arranged in the first sliding groove;The slip ring Inside is provided with the second guide rail of genesis analysis, and it is sliding that second matched with second guide rail is provided on the outside of the lower die Slot, second guide rail are arranged in the second sliding slot.
Further, the controller includes:
First control unit executes punching press movement for controlling the hydraulic cylinder, issues punching press after the completion of punching press movement Instruction is completed in movement;
Second control unit completes instruction for obtaining the punching press movement from the first control unit;Obtain punching press Movement controls the high temperature gas source unlatching after completing instruction, purges to the thin plate, issues and purged after the completion of purging At instruction;
Third control unit completes instruction for obtaining purging from second control unit, is obtaining described purged After instruction, controls the hydraulic cylinder movement and carry out pressure maintaining.
The present invention also provides a kind of sheet stamping method, the method is realized based on sheet stamping device, the method Include the following steps:
2) thin plate is placed in sheet stamping device, control hydraulic cylinder executes punching press movement, by sheet stamping at target Shape;2) after the completion of sheet stamping, control high temperature gas source is opened, and is purged to thin sheet surface;3) after the completion of purging, liquid is controlled Cylinder pressure movement carries out pressure maintaining to the thin plate after punching press.
Further, the temperature control purged to thin sheet surface is 300-330 degrees Celsius, and purge time control is 5- 7 minutes.
Further, the pressure control for carrying out pressure maintaining to the sheet part after punching press is 5MPa, and dwell time control is 10 Minute.
Further, further includes: after the completion of thin plate pressure maintaining, gradually release stress, and the pressure discharged per minute does not surpass Cross 0.5MPa.
Sheet stamping device and process for stamping provided by the invention at least have following beneficial effect or advantage:
Sheet stamping device provided by the invention and method, thin plate are arranged between upper die and lower die, are driven by hydraulic cylinder Dynamic upper mold moves downward, thus by sheet stamping at required product.Purging spray head is fixed on the inside of punching press ontology, purges spray head It is connect with high temperature gas source.After the completion of sheet stamping, thin plate of the high temperature air jet in spray head between upper die and lower die is purged On, by spraying high-temperature gas in thin sheet surface, the various stress generated inside thin plate can be effectively reduced, after the completion of preventing punching press Deformation occurs for product.Subsequent Driven by Hydraulic Cylinder upper mold and lower die press, and carry out pressure maintaining to product, can further to thin plate plastotype, Improve the Forming Quality of thin plate.
Detailed description of the invention
Fig. 1 is sheet stamping device structural schematic diagram provided in an embodiment of the present invention;
Fig. 2 is sheet stamping method flow diagram provided in an embodiment of the present invention.
In attached drawing, parts list represented by the reference numerals are as follows:
1- punching press ontology, 2- hydraulic cylinder, 3- purge spray head, 4- upper mold, 5- stop collar, 6- slip ring, 7- driving motor, under 8- Mould, 9- pedestal.
Specific embodiment
The technical issues of present invention is for deformation is easy to produce after the completion of sheet stamping existing in the prior art, provides A kind of sheet stamping device and process for stamping.
Embodiment one
Referring to Fig. 1, the embodiment of the invention provides a kind of sheet stamping devices, comprising: punching press ontology 1, pedestal 9, hydraulic Cylinder 2, upper mold 4, lower die 8, purging spray head 3, high temperature gas source, controller, slip ring 6, driving motor 7 and stop collar 5.
Wherein: punching press ontology 1 uses rectangle steel platform, and punching press ontology 1 is fixed on pedestal 9, upper mold 4 and lower die 8 It is arranged in punching press ontology 1, lower die 8 is fixed on 9 upper end of pedestal, and upper mold 4 is oppositely arranged on the top of lower die 8, and upper mold 4 passes through liquid Cylinder pressure 2 is connect with punching press ontology 1.8 upper end of lower die is provided with stamped recess, and the shape of stamped recess is specific according to the shape of product Setting, 4 lower end of upper mold is provided with the stamped bumps matched with stamped recess.It is horizontally disposed the on the outside of the upper end of lower die 8 One horizontal plane, punching groove are located on the inside of first level face;The preceding outside of upper mold 4 is horizontally disposed second horizontal plane, punching press Protrusion is located on the inside of the second horizontal plane.
Slip ring 6 is sheathed on the outside of lower die 8, and the bottom of slip ring 6 is embedded at least two symmetrically arranged driving motors 7 (there are four driving motors 7 for the present embodiment setting), driving motor 7 is for driving slip ring 6 to move up and down.Stop collar 5 is sheathed on cunning The outside of ring 6, and stop collar 5 is fixed on pedestal 9, stop collar 5 is for preventing 6 sidesway of slip ring.The outside of slip ring 6 is provided with vertical To the first guide rail of distribution, the inside of stop collar 5 is provided with the first sliding groove matched with the first guide rail, and the setting of the first guide rail exists In first sliding groove;The inside of slip ring 6 is provided with the second guide rail of genesis analysis, and the outside of lower die 8 is provided with and the second guide rail phase The second sliding slot of cooperation, the second guide rail are arranged in second sliding slot;Slip ring 6 is moved downward along the first track and the second track.
There are four equally distributed purging spray head 3, purging spray head 3 is fixed on 1 inside of punching press ontology for the present embodiment setting, blows It sweeps spray head 3 to connect with high temperature gas source, purges the high temperature air jet in spray head 3 on the thin plate between upper mold 4 and lower die 8.
The switch of controller and high temperature gas source is electrically connected, for controlling the on-off of high temperature gas source;Controller and hydraulic cylinder 2 It is electrically connected, for controlling the movement of hydraulic cylinder 2.Wherein, controller includes: first control unit, the second control unit and Three control units.Wherein, first control unit executes punching press movement for controlling hydraulic cylinder 2, issues after the completion of punching press movement Instruction is completed in punching press movement.Second control unit, which is used to obtain punching press movement from first control unit, completes instruction;Obtain punching press Control high temperature gas source is opened after instruction is completed in movement, is purged to the thin plate, and purging is issued after the completion of purging and completes to refer to It enables.Third control unit, for completing instruction from the second control unit acquisition purging, after obtaining purging and completing instruction, control The movement of hydraulic cylinder 2 carries out pressure maintaining.
Embodiment two
Referring to Fig. 1 and Fig. 2, the embodiment of the invention also provides a kind of sheet stamping method, this method is based on sheet stamping Device realizes that this method comprises the following steps:
Step S10, thin plate is placed in sheet stamping device, control hydraulic cylinder 2 executes punching press movement, by sheet stamping At target shape.
Step S20, after the completion of sheet stamping, control high temperature gas source is opened, and is purged to thin sheet surface.Wherein, to thin The temperature control that plate surface is purged is 300-330 degrees Celsius, and purge time control is 5-7 minutes.Using high-temperature gas pair Thin sheet surface is purged, and can reduce the various stress generated after sheet stamping is formed, to prevent thin plate from generating deformation.
Step S30, after the completion of purging, the control movement of hydraulic cylinder 2 carries out pressure maintaining to the thin plate after punching press.
Specifically, the pressure control for carrying out pressure maintaining to the sheet part after punching press is 5MPa, dwell time control is 10 points Clock;Subsequent hydraulic cylinder 2 drives upper mold 4 and lower die 8 to press, and carries out pressure maintaining to product, can improve thin further to thin plate plastotype The Forming Quality of plate.The pressure for after the completion of thin plate pressure maintaining, gradually releasing stress, and discharging per minute is no more than 0.5MPa;This Embodiment passes through the rate of release it is experimentally confirmed that control pressure, and capable of effectivelying prevent thin plate, deformation occurs.Pressure release is completed Afterwards, it controls driving motor 7 by controller to run, driving motor 7 converts rotational motion into straight line by gear and rack teeth mechanism Movement, driving motor 7 drive slip ring 6 to move upwards, and the upper end of slip ring 6 jacks up sheet member, separates thin plate with lower die 8, just It is removed in by thin plate.
Sheet stamping device and process for stamping provided in an embodiment of the present invention at least have following beneficial effect or advantage:
Sheet stamping device provided in an embodiment of the present invention and method, thin plate are arranged between upper die and lower die, pass through liquid Cylinder pressure driving upper mold moves downward, thus by sheet stamping at required product.Purging spray head is fixed on the inside of punching press ontology, is blown Spray head is swept to connect with high temperature gas source.After the completion of sheet stamping, the high temperature air jet in spray head is purged between upper die and lower die Thin plate on, by spraying high-temperature gas in thin sheet surface, the various stress generated inside thin plate can be effectively reduced, prevent punching press Deformation occurs for product after the completion.Subsequent Driven by Hydraulic Cylinder upper mold and lower die press, and carry out pressure maintaining to product, can be further to thin plate Plastotype improves the Forming Quality of thin plate.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Whole description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on The embodiment of the present invention, every other reality obtained by those of ordinary skill in the art without making creative efforts Example is applied, shall fall within the protection scope of the present invention.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims (9)

1. a kind of sheet stamping device characterized by comprising punching press ontology, pedestal, hydraulic cylinder, upper die and lower die, purging spray Head, high temperature gas source and controller;Wherein: the punching press ontology is fixed on the base;The upper mold and lower die are arranged in institute It states in punching press ontology, the lower die is fixed on the pedestal upper end, and the upper mold is oppositely arranged on the top of the lower die, described Upper mold is connect by the hydraulic cylinder with the punching press ontology;The lower die upper end is provided with stamped recess, the upper mold lower end It is provided with the stamped bumps matched with the stamped recess;The purging spray head is fixed on the inside of the punching press ontology, described Purging spray head is connect with the high temperature gas source, thin plate of the high temperature air jet in the purging spray head between upper die and lower die On;The switch of the controller and the high temperature gas source is electrically connected, for controlling the on-off of the high temperature gas source;The control Device and the hydraulic cylinder are electrically connected, for controlling the movement of the hydraulic cylinder.
2. sheet stamping device according to claim 1, which is characterized in that be horizontally disposed on the outside of the upper end of the lower die First level face, the punching groove is located on the inside of the first level face;The preceding outside of the upper mold is horizontally disposed Second horizontal plane, the stamped bumps are located on the inside of second horizontal plane.
3. sheet stamping device according to claim 2, which is characterized in that further include: slip ring, driving motor and limit Ring;The slip ring sleeve is set to the outside of the lower die, and the bottom of the slip ring is embedded at least two symmetrically arranged drives Dynamic motor, the driving motor is for driving the slip ring to move up and down;The stop collar is sheathed on the outside of the slip ring, and The stop collar is fixed on the base.
4. sheet stamping device according to claim 3, which is characterized in that be provided with genesis analysis on the outside of the slip ring The first guide rail, be provided with the first sliding groove matched with first guide rail, first guide rail on the inside of the stop collar It is arranged in the first sliding groove;It is provided with the second guide rail of genesis analysis on the inside of the slip ring, is set on the outside of the lower die It is equipped with the second sliding slot matched with second guide rail, second guide rail is arranged in the second sliding slot.
5. sheet stamping device according to claim 1-4, which is characterized in that the controller includes:
First control unit executes punching press movement for controlling the hydraulic cylinder, issues punching press movement after the completion of punching press movement Complete instruction;
Second control unit completes instruction for obtaining the punching press movement from the first control unit;Obtain punching press movement The high temperature gas source unlatching is controlled after completing instruction, the thin plate is purged, purging is issued after the completion of purging and completes to refer to It enables;
Third control unit completes instruction for obtaining purging from second control unit, refers to obtaining the purging completion After order, controls the hydraulic cylinder movement and carry out pressure maintaining.
6. a kind of sheet stamping method, the method is realized based on sheet stamping device, which is characterized in that the method includes such as Lower step:
1) thin plate is placed in sheet stamping device, control hydraulic cylinder executes punching press movement, by sheet stamping at target shape; 2) after the completion of sheet stamping, control high temperature gas source is opened, and is purged to thin sheet surface;3) after the completion of purging, hydraulic cylinder is controlled It acts and pressure maintaining is carried out to the sheet part after punching press.
7. sheet stamping method according to claim 6, which is characterized in that the temperature purged to thin sheet surface controls It is 300-330 degrees Celsius, purge time control is 5-7 minutes.
8. sheet stamping method according to claim 7, which is characterized in that carry out the pressure of pressure maintaining to the thin plate after punching press Control is 5MPa, and dwell time control is 10 minutes.
9. sheet stamping method according to claim 8, which is characterized in that further include: after the completion of thin plate pressure maintaining, gradually The pressure for releasing stress, and discharging per minute is no more than 0.5MPa.
CN201910656790.1A 2019-07-19 2019-07-19 A kind of sheet stamping device and process for stamping Pending CN110421045A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910656790.1A CN110421045A (en) 2019-07-19 2019-07-19 A kind of sheet stamping device and process for stamping

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910656790.1A CN110421045A (en) 2019-07-19 2019-07-19 A kind of sheet stamping device and process for stamping

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Publication Number Publication Date
CN110421045A true CN110421045A (en) 2019-11-08

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Publication number Priority date Publication date Assignee Title
CN1533852A (en) * 2003-03-28 2004-10-06 ������������ʽ���� Method and device for sequentially forming processing
CN201304446Y (en) * 2008-11-28 2009-09-09 安徽中鼎精工技术有限公司 Compound mould of metal skeleton for car sealing element
CN201385075Y (en) * 2009-03-05 2010-01-20 河南省宏源车轮有限公司 Retainer ring special die for wheeled engineering machinery wheel
CN101724737A (en) * 2009-12-25 2010-06-09 机械科学研究总院先进制造技术研究中心 Steel plate hot forming method based on anti-oxidation coating and production line for implementing same
CN202028688U (en) * 2011-03-11 2011-11-09 江苏中伟业通讯设备有限公司 Feed line window aluminium cylinder punching die
JP2014208363A (en) * 2013-04-16 2014-11-06 友鉄工業株式会社 Method for manufacturing pressing die
CN104384283A (en) * 2014-09-25 2015-03-04 中南林业科技大学 Hot-stamping forming process of 22MnB5 high-strength thin steel plate
CN205236803U (en) * 2015-12-29 2016-05-18 上海宝钢车轮有限公司 Steel wheel spoke excircle alignment mould
CN207770554U (en) * 2017-12-06 2018-08-28 曾强 A kind of hardware sheet stamping device
CN108838904A (en) * 2018-07-09 2018-11-20 西北工业大学 A method of reducing structural metallic materials joint made by flame welding residual stress
CN109108137A (en) * 2018-09-22 2019-01-01 无锡雄伟精工科技有限公司 Stress can be achieved from the vehicle component punch machining equipment for automotive eliminated
CN109848283A (en) * 2018-12-28 2019-06-07 武汉协和齿环有限公司 Copper synchro converter ring forging blank punch die and inside and outside overlap minimizing technology

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1533852A (en) * 2003-03-28 2004-10-06 ������������ʽ���� Method and device for sequentially forming processing
CN201304446Y (en) * 2008-11-28 2009-09-09 安徽中鼎精工技术有限公司 Compound mould of metal skeleton for car sealing element
CN201385075Y (en) * 2009-03-05 2010-01-20 河南省宏源车轮有限公司 Retainer ring special die for wheeled engineering machinery wheel
CN101724737A (en) * 2009-12-25 2010-06-09 机械科学研究总院先进制造技术研究中心 Steel plate hot forming method based on anti-oxidation coating and production line for implementing same
CN202028688U (en) * 2011-03-11 2011-11-09 江苏中伟业通讯设备有限公司 Feed line window aluminium cylinder punching die
JP2014208363A (en) * 2013-04-16 2014-11-06 友鉄工業株式会社 Method for manufacturing pressing die
CN104384283A (en) * 2014-09-25 2015-03-04 中南林业科技大学 Hot-stamping forming process of 22MnB5 high-strength thin steel plate
CN205236803U (en) * 2015-12-29 2016-05-18 上海宝钢车轮有限公司 Steel wheel spoke excircle alignment mould
CN207770554U (en) * 2017-12-06 2018-08-28 曾强 A kind of hardware sheet stamping device
CN108838904A (en) * 2018-07-09 2018-11-20 西北工业大学 A method of reducing structural metallic materials joint made by flame welding residual stress
CN109108137A (en) * 2018-09-22 2019-01-01 无锡雄伟精工科技有限公司 Stress can be achieved from the vehicle component punch machining equipment for automotive eliminated
CN109848283A (en) * 2018-12-28 2019-06-07 武汉协和齿环有限公司 Copper synchro converter ring forging blank punch die and inside and outside overlap minimizing technology

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