CN205949616U - Decoiling blanking die - Google Patents

Decoiling blanking die Download PDF

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Publication number
CN205949616U
CN205949616U CN201620986586.8U CN201620986586U CN205949616U CN 205949616 U CN205949616 U CN 205949616U CN 201620986586 U CN201620986586 U CN 201620986586U CN 205949616 U CN205949616 U CN 205949616U
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CN
China
Prior art keywords
mould
feeding zone
plate
die shoe
lathe
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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
CN201620986586.8U
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Chinese (zh)
Inventor
楚伟峰
陈馨
张国兵
赵烈伟
孙连福
邓岷生
Original Assignee
Anhui Jianghuai Automobile Group Corp
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Publication date
Application filed by Anhui Jianghuai Automobile Group Corp filed Critical Anhui Jianghuai Automobile Group Corp
Priority to CN201620986586.8U priority Critical patent/CN205949616U/en
Application granted granted Critical
Publication of CN205949616U publication Critical patent/CN205949616U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a decoiling blanking die includes die holder, upper die base, wherein, is equipped with blanking district of lower mould and lower mould secondary blanking district on the die holder, and the both sides in lower mould secondary blanking district are fixed and are provided with the edge the lower mould sword piece of the transverse axis symmetry of die holder is equipped with blanking district of mould and last mould secondary blanking district on the upper die base, go up the fixed edge that is provided with in both sides in mould secondary blanking district the transverse axis of upper die base is to being much of mould sword piece. During the use, according to following sequential operation: the first frequency of stroke of the first frequency of stroke -> pay -off -> second frequency of stroke -> pay -off -> of pay -off -> can the make full use of mould, two sheet materials of simultaneous processing to the arc shaping sheet material of two symmetries of an ejection of compact is compared with prior art, in the time of can processing the work piece of symmetry, does not need to overturn the work piece, has avoided the surface of fish tail work piece, and simultaneously can two work pieces of frequency of stroke, production efficiency improves the one time, and the lathe has also obtained make full use of.

Description

Uncoiling blanking mould
Technical field
This utility model is related to the processing technique field of parts, more particularly, to a kind of uncoiling blanking mould.
Background technology
Blanking die is one of cold stamping forming die important mould, and it can improve stock utilization, improves follow-up Operation drawability, improve production efficiency, extensively apply in fields such as automobile makings, existing blanking die is generally divided into either simplex Position blanking die, uncoiling blanking mould etc., and wherein uncoiling blanking multi-prescription by one mould closes Decoiling & blanking Iine in modern use.
But in prior art, a secondary mould typically only developed by part symmetrical workpiece in left and right, and such as left member mould normally produces, Plate is processed by right member mould in turn, but in uncoiling blanking, the lower surface of plate and contacting dies, may result in plate Material scratches, and when this plate is used for outside plate, causes open defect, and one step pitch of existing blanking die only processes one Workpiece, lathe can not be utilized effectively.
Utility model content
This utility model provides a kind of uncoiling blanking mould, to solve the above problems, it is to avoid scratch plate, improves lathe Utilization rate, accelerates productive temp.
This utility model provides a kind of uncoiling blanking mould, including:
Die shoe, described die shoe is provided with lower feeding zone of mould and the secondary feeding zone of lower mould, described lower mould secondary falling The both sides in material area are fixedly installed along the symmetrical lower die cutter block of the axis of pitch of described die shoe;
Upper bolster, described upper bolster is provided with feeding zone of mould and the secondary feeding zone of upper mould, described upper mould secondary falling The both sides in material area are fixedly installed axis of pitch along described upper bolster to being much of mould cutter block;
Uncoiling blanking mould as above, these, it is preferred to, also include holding pad, described holding pad with described on Die holder is flexibly connected, and covers the both sides of feeding zone of mould and the secondary feeding zone of upper mould on described.
Uncoiling blanking mould as above, these, it is preferred to, described holding pad is provided with fixing hole, described pressure Flitch is connected with described upper bolster by described fixing hole, and can move along the axis direction of described fixing hole.
Uncoiling blanking mould as above, these, it is preferred to, described die shoe is further fixedly arranged on lower mould waste material Knife, described upper bolster is fixedly installed mould waste knife, and described lower mould waste knife and described upper mould waste knife are used for excising plate The excess stock of material.
Uncoiling blanking mould as above, these, it is preferred to, the both sides of described die shoe offer multiple waste materials and slide Groove, described scrap chute is used for discharging described excess stock.
Uncoiling blanking mould as above, these, it is preferred to, described die shoe is further fixedly arranged on for guiding With the guidance set limiting plate motion track in a mold;
Described guidance set includes two stator wheels, multiple feeding pulley, two guide plates and two activity-oriented wheels;
Described stator wheel is separately positioned on the two ends of a described feeding zone of lower mould side;
Described activity-oriented wheel is separately positioned on the two ends of a described feeding zone opposite side of lower mould, for described fixation Directive wheel matches guiding plate;
Described feeding pulley be distributed in described feeding zone of lower mould, the secondary feeding zone of lower mould, die shoe feed side with And the exit side of die shoe, for conveying flitch;
Described guide plate is separately positioned on the charging aperture both sides of described die shoe, for guiding plate to enter from described charging aperture Enter described feeding zone of lower mould.
Uncoiling blanking mould as above, these, it is preferred to, described activity-oriented wheel includes base plate, connecting plate, turns Axle and guide wheel, described base plate is fixedly connected with described die shoe, and one end of described connecting plate is connected with described base plate by rotating shaft, Described guide wheel is rotatably connected with the other end of described connecting plate.
Uncoiling blanking mould as above, these, it is preferred to, described guide plate is provided with horn mouth, described loudspeaker The opening direction of mouth is towards the axis of die shoe.
Uncoiling blanking mould as above, these, it is preferred to, described upper feeding zone of mould and the secondary blanking of upper mould All it is fixedly installed multiple elastic components in area.
This utility model additionally provides a kind of lathe assembly, including lathe upper table surface and lathe following table, on described lathe Table top can move to the direction of described lathe following table, and described lathe assembly also includes any one uncoiling blanking mould aforementioned;
Described upper bolster is fixedly connected with described lathe upper table surface, and described die shoe is fixing with described lathe following table even Connect.
The uncoiling blanking mould that this utility model provides includes die shoe, upper bolster, and wherein, die shoe is provided with lower mould one Secondary feeding zone and the secondary feeding zone of lower mould, the both sides of the secondary feeding zone of lower mould are fixedly installed the axis of pitch along described die shoe Symmetrical lower die cutter block, upper bolster is provided with feeding zone of mould and the secondary feeding zone of upper mould, and the two of the secondary feeding zone of upper mould Side is fixedly installed axis of pitch along described upper bolster to being much of mould cutter block.During use, operated in the following order: Feeding → the first jig frequency → feeding → the second jig frequency → feeding → the first jig frequency, can make full use of mould, process two pieces simultaneously Plate, and the symmetrical arc sheet metal forming of two pieces of a discharging, compared with prior art, when can process symmetrical workpiece, It is not required to be overturn workpiece, it is to avoid scratch the surface of workpiece, and simultaneously can be with two workpiece of jig frequency, production efficiency improves One times, lathe is fully utilized.
Brief description
The structural representation of the die shoe of the uncoiling blanking mould that Fig. 1 provides for this utility model embodiment;
The structural representation of the upper bolster of the uncoiling blanking mould that Fig. 2 provides for this utility model embodiment;
Fig. 3 is the structural representation of the plate of uncoiling blanking mould processing being provided using this utility model embodiment;
The structural representation that the upper bolster of the uncoiling blanking mould that Fig. 4 provides for this utility model embodiment is combined with holding pad Figure;
The structural representation of the activity-oriented wheel of the uncoiling blanking mould that Fig. 5 provides for this utility model embodiment;
The structural representation of the guide plate of the uncoiling blanking mould that Fig. 6 provides for this utility model embodiment.
Description of reference numerals:
The secondary feeding zone of mould under feeding zone 12- of mould under 10- die shoe 11-
Mould waste knife 15- scrap chute under 13- lower die cutter block 14-
161- stator wheel 162- feeding pulley 163- guide plate
1631- horn mouth 1632- guide part 1633- fixed part
164- activity-oriented wheel 1641- base plate 1642- connecting plate
1643- rotating shaft 1644- guide wheel 20- upper bolster
Mould cutter block on mould secondary feeding zone 23- on feeding zone 22- of the upper mould of 21-
Mould waste knife 30- holding pad on 24- elastic component 25-
31- fixing hole blanking plate of 40- plate 41-
Bis- feeding plate material 43- sheet metal formings of 42-
Specific embodiment
Embodiment of the present utility model is described below in detail, the example of described embodiment is shown in the drawings, wherein ad initio To the element that same or similar label represents same or similar element or has same or like function eventually.Below by ginseng The embodiment examining Description of Drawings is exemplary, is only used for explaining this utility model, and can not be construed to of the present utility model Limit.
The structural representation of the die shoe of the uncoiling blanking mould that Fig. 1 provides for this utility model embodiment, Fig. 2 is this reality The structural representation of the upper bolster of the uncoiling blanking mould being provided with new embodiment, as Figure 1-Figure 2, this utility model is real The uncoiling blanking mould applying example offer includes die shoe 10 and upper bolster 20.
Wherein, die shoe 10 is provided with lower feeding zone 11 of mould and the secondary feeding zone 12 of lower mould, the secondary feeding zone of lower mould 12 both sides are fixedly installed along the symmetrical lower die cutter block 13 of the axis of pitch of described die shoe 10, and die shoe 10 is provided with mould Feeding zone 21 and the secondary feeding zone of upper mould 22, the both sides of the secondary feeding zone 22 of upper mould are fixedly installed along described upper bolster Axis of pitch is to being much of mould cutter block 23.The concrete shape of lower die cutter block 13 and upper mould cutter block 23 and structure can as needed The shape of plate determines, in the present embodiment, exemplary, and lower die cutter block 13 and upper mould cutter block 23 are arcuate structure.
This utility model embodiment additionally provides a kind of lathe assembly, including lathe upper table surface, lathe following table and basis The uncoiling blanking mould that utility model any embodiment provides, wherein, lathe upper table surface can move to the direction of lathe following table, Upper bolster 20 is fixedly connected with lathe upper table surface, and die shoe 10 is fixedly connected with lathe following table.
Fig. 3 is the structural representation of the plate of uncoiling blanking mould processing being provided using this utility model embodiment, please With reference to Fig. 3, and combine Fig. 1-Fig. 2, be defined by the direction of in figure, the uncoiling blanking mould being provided using this utility model embodiment When, jig frequency completes the processing of a plate 40 at twice.
First jig frequency:
The plate 40 that processing will be needed is sent into from the feed side (right side of die shoe 10 Fig. 1) of die shoe 10, until under Feeding zone 11 of mould and the junction of the secondary feeding zone 12 of lower mould, feeding stops, and then drives lathe upper table surface to drive upper mould Seat 20 is moved down until being contacted with die shoe 10, and now upper bolster 20 is further continued for moving down, and elastic component lower die cutter block 13 will Matched generation shearing motion with upper mould cutter block 23, plate 40 is cut off, plate 40 becomes the shape of a blanking plate 41, the One jig frequency completes.
Second jig frequency:
Upper bolster 20 is up to be continued to convey plate 40 to the left away from die shoe 10 simultaneously to control lathe upper table surface to drive, Until the left end of a blanking plate 41 reaches the high order end of the lower secondary feeding zone of mould 12, this at present feeding zone of mould 11 and under Plate 40 all had on the secondary feeding zone of mould 12, drives lathe upper table surface to drive upper bolster 20 to move down, lower die cutter block 13 will be with Upper mould cutter block 23 matches generation shearing motion, and a blanking plate 41 on secondary for lower mould feeding zone 12 is cut to secondary blanking The shape of plate 42, and the plate 40 on lower feeding zone 11 of mould is cut to the shape of a blanking plate 41, second punching Secondary complete.
After jig frequency completes twice, plate 40 molding, but, lower feeding zone 11 of mould and the secondary feeding zone 12 of lower mould On workpiece be in connection status, now control lathe upper table surface drive upper bolster 20 up away from die shoe 10, continue simultaneously Plate 40 is conveyed to the left, until the left end movement of the secondary feeding plate material 42 on the secondary feeding zone 12 of lower mould is to lower mould secondary falling The low order end in material area 12, suspends feeding, drives lathe upper table surface to drive upper bolster 20 to move down, lower die cutter block 13 will be with upper mould Cutter block 23 matches and cuts off the two pieces of plate material connecting together 40, refer to Fig. 4, and now the sheet metal forming 43 in left side is finally The work status processing, sheet metal forming 43 is in (left side of die shoe in Fig. 1) at the discharging opening position of die shoe 10, simultaneously Lower feeding zone 11 of mould and the secondary feeding zone 12 of the lower mould plate 40 that also subsequent delivery is come in, respective state is in Fig. 4 A shown blanking plate 41 and the shape of secondary feeding plate material 42.
Operated in the following order successively:Feeding → the first jig frequency → feeding → the second jig frequency → feeding → the first punching Secondary it can be seen that, this utility model embodiment provide uncoiling blanking mould can make full use of mould, simultaneously process two boards Material 40, and the symmetrical arc sheet metal forming 43 of two pieces of a discharging, compared with prior art, can process symmetrical workpiece When, it is not required to be overturn workpiece, it is to avoid scratch the surface of workpiece, and simultaneously can be with two workpiece of jig frequency, production efficiency Double, lathe is fully utilized.
Further, all it is fixedly installed multiple elastic components in upper feeding zone 21 of mould and the secondary feeding zone of upper mould 22 24 it is preferable that elastic component 24 is discharging spring.This elastic component 24 can buffer upper bolster 20 move down near die shoe 10 when Impulse force, prevent impulse force excessive, damage plate 40, if do not have plate 40 to be placed on die shoe 10 it is also possible to prevent mould damage Bad.
The structural representation that the upper bolster of the uncoiling blanking mould that Fig. 4 provides for this utility model embodiment is combined with holding pad Figure, as shown in figure 4, in order to prevent plate 40 to be subjected to displacement and bounce etc. during processing action, cause sheet metal forming 42 Injustice or warpage etc., the Forming Quality of impact workpiece, the uncoiling blanking mould that this utility model embodiment provides also includes pressing Flitch 30, holding pad 30 is flexibly connected with upper bolster 20, and covers in upper feeding zone of mould 21 and the secondary feeding zone 22 of upper mould Both sides.It will be appreciated by persons skilled in the art that holding pad 30 can be flexibly connected in several ways with upper bolster 20, In the present embodiment, 31 fixing holes are preferably arranged on holding pad 30, holding pad 30 is connected with upper bolster 20 by fixing hole 31, And can move along the axis direction of fixing hole 31.
Further, discharging for convenience, is all fixedly installed in upper feeding zone 21 of mould and the secondary feeding zone of upper mould 22 There are multiple elastic components 24.Elastic component 24 can be rubber blanket etc., in the present embodiment, preferably discharging spring.In blank-forming and In discharge process, because elastic component can be compressed therewith when upper bolster 20 contacts and starts with die shoe 10, produce pressure, should Pressure acts on holding pad 30, can make to produce Relative Movement Force between holding pad 30 and upper bolster 20, therefore will be to holding pad 30 are guided, and that is, interior guiding, to buffer Relative Movement Force, and the effect of interior guiding is played in the design of this kind of bascule.
Further, in order to excise the excess stock on plate 40, die shoe 10 is further fixedly arranged on lower mould waste knife 14, upper bolster 20 is fixedly installed mould waste knife 25.In the present embodiment, lower mould waste knife 14 is used for excising each workpiece even Connect the excess stock at place, upper mould waste knife 25 is used for excising the excess stock in the middle of workpiece itself.
Preferably, multiple scrap chutes 15 can be opened up in the both sides of die shoe 10, it is unnecessary that scrap chute 15 is used for discharging Material.Scrap chute 15 is communicated with the slug hole in lower feeding zone 11 of mould and the secondary feeding zone 12 of lower mould, lower mould waste knife 14 and the excess stock of upper mould waste knife 25 excision fall in scrap chute 15 from slug hole, final discharge outside mould.
Preferably, can also be fixedly installed on die shoe 10 for guiding and limiting plate motion track in a mold Guidance set, guidance set specifically may include two stator wheels 161, multiple feeding pulley 162, two guide plates 163 and two work Action-oriented wheel 164.
Wherein, two stator wheels 161 are separately positioned on the two ends of a lower feeding zone 11 of mould side, move directive wheel of living 164 two ends being arranged on lower feeding zone 11 opposite side of mould, guide plate 40 for matching with stator wheel 161, by More or less can there is tolerance in plate 40, activity-oriented wheel 164 is when plate 40 is micro- wide it is ensured that plate 40 also can smoothly enter In the range of the secondary feeding zone 12 of lower mould.
The structural representation of the activity-oriented wheel of the uncoiling blanking mould that Fig. 5 provides for this utility model embodiment, such as Fig. 5 Shown, activity-oriented wheel 164 includes base plate 1641, connecting plate 1642, rotating shaft 1643 and guide wheel 1644, wherein, base plate 1641 with Die shoe 10 is fixedly connected, and one end of connecting plate 1642 is connected with base plate 1641 by rotating shaft 1643, guide wheel 1644 and connecting plate 1642 other end is rotatably connected.When running into micro- wide plate 40, the edge extruding guide wheel 1644 of plate 40, force guide wheel 1644 rotate along rotating shaft 1643 to the edge side of die shoe 10, thus widen stator wheel 161 and activity-oriented wheel 164 it Between distance, guiding plate 40 smoothly enters in time secondary feeding zone of mould 12.
Feeding pulley 162 be distributed in lower feeding zone 11 of mould, the secondary feeding zone of lower mould 12, die shoe 10 feed side with And the exit side of die shoe 10, feeding pulley 162 is widely distributed on die shoe 10 it is ensured that plate 40 smoothly moves.Plate Material 40 can rely on the meanss of delivery such as crawler belt to be transported on mould, after having arrived on mould, because plate 40 is outside mould Continuously, the carrying capacity that therefore can continue reliance on mold exterior is conveyed, in conjunction with feeding pulley 162 it is ensured that will not cut to pieces Rub plate 40, can accelerate to convey rhythm simultaneously, and then accelerate productive temp, improve production efficiency.
The structural representation of the guide plate of the uncoiling blanking mould that Fig. 6 provides for this utility model embodiment.Guide plate 163 It is separately positioned on the charging aperture both sides of die shoe 10, for guiding plate 40 feeding zone 11 of mould from charging aperture entrance, lead Specifically may include horn mouth 1631, guide part 1632 and fixed part 1633 to plate 163, fixed part 1633 is used for being directed to plate 163 It is fixed on die shoe 10, mouthful direction of examining of horn mouth 1631 opens up towards the axis of die shoe 10, mould under plate 40 enters During seat 10, the edge of plate 40 initially enters in horn mouth 1631, is further continued for moving in guide part 1632, horn mouth 1631 Guarantee that plate 40 can be smoothly top to bottm on die holder 10, guide part 1632 prevents plate 40 from swinging after entering mould, shadow Ring machining accuracy.
Of the present utility model construction, feature and action effect are described in detail according to the embodiment shown in schema above, with Upper be only preferred embodiment of the present utility model, but this utility model is to limit practical range shown in drawing, every according to this The change that the conception of utility model is made, or it is revised as the Equivalent embodiments of equivalent variations, still without departing from description and diagram institute Cover spiritual when, all should be in protection domain of the present utility model.

Claims (10)

1. a kind of uncoiling blanking mould is it is characterised in that include:
Die shoe, described die shoe is provided with lower feeding zone of mould and the secondary feeding zone of lower mould, the secondary feeding zone of described lower mould Both sides be fixedly installed along the symmetrical lower die cutter block of the axis of pitch of described die shoe;
Upper bolster, described upper bolster is provided with feeding zone of mould and the secondary feeding zone of upper mould, the secondary feeding zone of described upper mould Both sides be fixedly installed axis of pitch along described upper bolster to being much of mould cutter block.
2. uncoiling blanking mould according to claim 1 is it is characterised in that also include holding pad, described holding pad and institute State upper bolster to be flexibly connected, and cover the both sides of feeding zone of mould and the secondary feeding zone of upper mould on described.
3. uncoiling blanking mould according to claim 2 is it is characterised in that be provided with fixing hole on described holding pad, institute State holding pad to be connected with described upper bolster by described fixing hole, and can move along the axis direction of described fixing hole.
4. uncoiling blanking mould according to claim 1 gives up it is characterised in that being fixedly installed lower mould on described die shoe Material knife, described upper bolster is fixedly installed mould waste knife, described lower mould waste knife and described upper mould waste knife are used for excising The excess stock of plate.
5. uncoiling blanking mould according to claim 4 is it is characterised in that the both sides of described die shoe offer multiple giving up Material chute, described scrap chute is used for discharging described excess stock.
6. uncoiling blanking mould according to claim 1 it is characterised in that be further fixedly arranged on described die shoe for Guiding and the guidance set limiting plate motion track in a mold;
Described guidance set includes two stator wheels, multiple feeding pulley, two guide plates and two activity-oriented wheels;
Described stator wheel is separately positioned on the two ends of a described feeding zone of lower mould side;
Described activity-oriented wheel is separately positioned on the two ends of a described feeding zone opposite side of lower mould, for described fixed guide Take turns the guiding plate that matches;
Described feeding pulley be distributed in described feeding zone of lower mould, the secondary feeding zone of lower mould, the feed side of die shoe and under The exit side of die holder, for conveying flitch;
Described guide plate is separately positioned on the charging aperture both sides of described die shoe, for guiding plate to enter institute from described charging aperture State lower feeding zone of mould.
7. uncoiling blanking mould according to claim 6 is it is characterised in that described activity-oriented wheel includes base plate, connection Plate, rotating shaft and guide wheel, described base plate is fixedly connected with described die shoe, and rotating shaft and described base plate are passed through in one end of described connecting plate Connect, described guide wheel is rotatably connected with the other end of described connecting plate.
8. uncoiling blanking mould according to claim 6 is it is characterised in that be provided with horn mouth on described guide plate, institute State the axis towards die shoe for the bell-mouthed opening direction.
9. the uncoiling blanking mould according to any one of claim 1-8 is it is characterised in that feeding zone of described upper mould All it is fixedly installed multiple elastic components in the secondary feeding zone with upper mould.
10. a kind of lathe assembly, including lathe upper table surface and lathe following table, described lathe upper table surface can be left office to described lathe The direction in face is moved it is characterised in that described lathe assembly also includes the uncoiling blanking mould any one of claim 1-9 Tool;
Described upper bolster is fixedly connected with described lathe upper table surface, and described die shoe is fixedly connected with described lathe following table.
CN201620986586.8U 2016-08-29 2016-08-29 Decoiling blanking die Expired - Fee Related CN205949616U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620986586.8U CN205949616U (en) 2016-08-29 2016-08-29 Decoiling blanking die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620986586.8U CN205949616U (en) 2016-08-29 2016-08-29 Decoiling blanking die

Publications (1)

Publication Number Publication Date
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110856862A (en) * 2018-08-24 2020-03-03 无锡朗贤轻量化科技股份有限公司 Continuous blanking process and die based on secondary incision
CN111545629A (en) * 2020-05-28 2020-08-18 瑞鹄汽车模具股份有限公司 Blanking die based on material utilization rate improvement
CN114700410A (en) * 2022-03-31 2022-07-05 上汽通用五菱汽车股份有限公司 Uncoiling blanking die
CN115608856A (en) * 2022-10-29 2023-01-17 江铃汽车股份有限公司 Swing arm uncoiling blanking die

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110856862A (en) * 2018-08-24 2020-03-03 无锡朗贤轻量化科技股份有限公司 Continuous blanking process and die based on secondary incision
CN110856862B (en) * 2018-08-24 2021-05-28 无锡朗贤轻量化科技股份有限公司 Continuous blanking process and die based on secondary incision
CN111545629A (en) * 2020-05-28 2020-08-18 瑞鹄汽车模具股份有限公司 Blanking die based on material utilization rate improvement
CN114700410A (en) * 2022-03-31 2022-07-05 上汽通用五菱汽车股份有限公司 Uncoiling blanking die
CN115608856A (en) * 2022-10-29 2023-01-17 江铃汽车股份有限公司 Swing arm uncoiling blanking die

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C14 Grant of patent or utility model
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C56 Change in the name or address of the patentee
CP01 Change in the name or title of a patent holder

Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669

Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd

Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669

Patentee before: Anhui Jianghuai Automotive Co., Ltd.

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

Granted publication date: 20170215

Termination date: 20190829