CN111085614B - Die-type cutting die for processing refrigerator door shell - Google Patents

Die-type cutting die for processing refrigerator door shell Download PDF

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Publication number
CN111085614B
CN111085614B CN201911357639.4A CN201911357639A CN111085614B CN 111085614 B CN111085614 B CN 111085614B CN 201911357639 A CN201911357639 A CN 201911357639A CN 111085614 B CN111085614 B CN 111085614B
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China
Prior art keywords
die
plate
die holder
fixing plate
groove
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CN201911357639.4A
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CN111085614A (en
Inventor
陈安伟
陈轩
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Jiangsu Tianchen Intelligent Equipment Co ltd
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Jiangsu Tianchen Intelligent Equipment Co ltd
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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
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/08Dies with different parts for several steps in a process
    • 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
    • B21D19/00Flanging or other edge treatment, e.g. of tubes
    • B21D19/08Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
    • 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
    • B21D28/00Shaping by press-cutting; Perforating
    • B21D28/02Punching blanks or articles with or without obtaining scrap; Notching
    • 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
    • B21D35/00Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
    • B21D35/002Processes combined with methods covered by groups B21D1/00 - B21D31/00
    • B21D35/003Simultaneous forming, e.g. making more than one part per stroke

Abstract

The invention discloses a profiling cutting die for processing a refrigerator door shell, which comprises a lower die holder, a lower die fixing plate, a first adjusting mechanism, a lower material pressing plate, an upper die fixing plate, a second adjusting mechanism and an upper die holder, wherein the first adjusting mechanism is symmetrically arranged on two sides in the lower die holder; and then the edge folding operation is repeated, and the edges folded in the two modes have the difference between the heights of 1.3mm and 3mm, so that the applicability is wider and the practicability is stronger.

Description

Die-type cutting die for processing refrigerator door shell
Technical Field
The invention relates to the technical field of door shell processing, in particular to a profiling cutting die for processing a refrigerator door shell.
Background
The refrigerator door shell is made of VCM plates, stainless steel and PCM plates at present. The requirements on the surface quality and the dimensional accuracy of the refrigerator door shell are high, and macroscopic collision and scratch marks cannot be formed on the surface of the refrigerator door shell.
In order to manufacture a door shell with a specific shape and a bending shape to meet the requirements of different refrigerators, various compression cutting machines are available on the market. The existing profiling cutting machine mostly uses a cutter to cut at a specific length, and can not complete other functions except for profiling with a specific shape and cutting with a specific length. When the starting end of a cut workpiece needs to be overlapped, pressed and stamped to form a folded edge, so that the cut workpiece is convenient to mount and combine, or edges with different heights are folded according to products with different specifications, a matched cutting machine needs to be developed again according to the cutting length; and the existing equipment has poor buffer ratio, so that the equipment is easy to damage and has short service life.
Disclosure of Invention
In order to overcome the technical problems, the invention aims to provide a profiling cutting die for processing a refrigerator door shell, which comprises the following steps:
the upper die holder descends through the punching of an external hydraulic press, firstly, a lower material pressing plate contacts with the upper material pressing plate, then the upper die holder descends and continues to descend, the second spring is compressed because the elasticity of the second spring is smaller than that of a nitrogen spring until an upper die fixing plate contacts with the upper material pressing plate, a punch descends to cut off a plate, then the upper die holder also continues to descend, at the moment, the nitrogen spring is compressed until the lower material pressing plate contacts with a lower die fixing plate, and the plate edge is folded into a Z-shaped structure under the action among the lower material pressing plate, the upper material pressing plate, an upper male die and a lower male die;
according to the invention, the adjusting bolt II is rotated to push the push plate II to move, so that the ejector rod II is ejected out of the groove II to drive the upper male die to descend, meanwhile, the adjusting bolt I is rotated to push the push plate I to move, so that the ejector rod I is ejected out of the groove I to drive the lower male die to ascend, otherwise, the upper male die and the lower male die can be driven to reset; then the edge folding operation is repeated, and the edges folded in the two modes have the difference between the heights of 1.3mm and 3mm, so that the applicability is wider and the practicability is stronger;
according to the invention, through the arrangement of the second spring, the impact force between the upper die fixing plate and the upper pressure plate is buffered, and the upper pressure plate can be driven to reset; through the arrangement of the nitrogen spring, the impact force between the lower die fixing plate and the lower material pressing plate is buffered, and the lower material pressing plate can be driven to reset; through the arrangement of the first spring, the impact force between the upper die holder and the lower die holder is buffered, and the upper die holder can be driven to reset; the impact force between the upper pressure plate and the upper convex die is buffered by the spring III, the upper convex die is driven to reset, the multiple springs enable the die to stably and slowly shake during machining, the safety is high, and the service life of the device is prolonged.
The purpose of the invention can be realized by the following technical scheme:
a profiling cutting die for processing a refrigerator door shell comprises a lower die holder, a lower die fixing plate, a first adjusting mechanism, a lower material pressing plate, an upper die fixing plate, a second adjusting mechanism and an upper die holder, wherein the first adjusting mechanism is symmetrically arranged on two sides inside the lower die holder, a lower male die is arranged at the top of the first adjusting mechanism, and the first adjusting mechanism pushes the lower male die to slide up and down in the lower material pressing plate; the top of the lower die base is fixedly provided with a lower die fixing plate, the interior of the lower die base is quadrilateral and provided with four nitrogen springs, the tops of the nitrogen springs penetrate through the lower die fixing plate and are fixedly connected with the bottom of the lower material pressing plate, the lower convex die is arranged at the center of the interior of the lower material pressing plate, and the lower convex die is positioned above the lower die fixing plate;
a third guide rod is fixedly installed at one end of the top of the lower die base, one end, far away from the lower die base, of the third guide rod penetrates through the upper die base, second adjusting mechanisms are symmetrically arranged on two sides of the interior of the upper die base, an upper male die is arranged at the bottom of each second adjusting mechanism, and the second adjusting mechanisms push the upper male die to slide up and down in the upper pressure plate; an upper die fixing plate is fixedly installed at the bottom of the upper die base, four second springs are installed at the bottom of the upper die base in a quadrilateral mode, and the bottoms of the second springs penetrate through the upper die fixing plate and are connected with an upper material pressing plate; a punch is fixedly installed at the center of the bottom of the upper die base, one end, far away from the upper die base, of the punch penetrates through the upper die fixing plate and the upper male die, and the punch is connected with the upper male die in a sliding mode; the spring III is fixedly installed at the center of the top of the upper pressure plate, the upper male die is fixedly installed at the top of the spring III, and the upper male die is located at the center of the interior of the upper pressure plate.
As a further scheme of the invention: the first adjusting mechanism comprises an adjusting bolt I, a first push plate, a first ejector rod and a first groove, the first push plate is fixedly mounted at one end of the adjusting bolt I, the first groove is uniformly formed in the top of the first push plate, the first groove is of an inverted trapezoidal structure, the first groove is matched with the vertically arranged first ejector rod, the first ejector rod penetrates through the bottom fixed connection of the lower die fixing plate and the lower male die, and a push plate groove used for moving the first push plate is formed in the lower die base.
As a further scheme of the invention: the second adjusting mechanism comprises a second adjusting bolt, a second push plate, a second ejector rod and a second groove, the second push plate is fixedly mounted at one end of the second adjusting bolt, the second groove is formed in the bottom of the second push plate and is of a trapezoid structure, the second groove is matched with the second ejector rod vertically arranged, the second ejector rod penetrates through the top fixed connection of the upper fixing plate and the upper male die, and a push plate groove used for moving the second push plate is formed in the upper die base.
As a further scheme of the invention: a punch groove is formed in the center of the lower male die and is matched with the punch; the bottom of the lower male die is fixedly provided with a discharge groove which is obliquely arranged, and the discharge groove and the lower male die are arranged at an angle of 30-60 degrees.
As a further scheme of the invention: the two sides of the guide rod III are symmetrically provided with a first guide rod, one end of the first guide rod, which is far away from the lower die base, penetrates through the upper die base, the outside of the first guide rod is sleeved with a first spring, and the upper end and the lower end of the first spring are respectively connected with the upper die base and the lower die base.
As a further scheme of the invention: and a second guide rod is fixedly installed at the bottom of the upper die base, and one end, far away from the upper die base, of the second guide rod penetrates through the lower die base.
The invention has the beneficial effects that: the upper die holder descends by virtue of the punching of an external hydraulic press, firstly, a lower material pressing plate contacts with the upper material pressing plate, then the upper die holder descends continuously, the second spring is compressed because the elasticity of the second spring is smaller than that of a nitrogen spring until an upper die fixing plate contacts with the upper material pressing plate, a punch descends to be matched with a punch groove to cut off a plate, the cut plate is discharged from a discharge groove, then the upper die holder descends continuously, the nitrogen spring is compressed until the lower material pressing plate contacts with a lower die fixing plate, a Z shape is formed among the lower material pressing plate, the upper material pressing plate, an upper male die and a lower male die, and then the edge of the plate is folded into a Z-shaped structure; the machining precision is high, and the working efficiency can be improved;
according to the invention, the adjusting bolt II is rotated to push the push plate II to move, so that the ejector rod II is ejected out of the groove II to drive the upper male die to descend, meanwhile, the adjusting bolt I is rotated to push the push plate I to move, so that the ejector rod I is ejected out of the groove I to drive the lower male die to ascend, otherwise, the upper male die and the lower male die can be driven to reset; then the edge folding operation is repeated, and the edges folded in the two modes have the difference between the heights of 1.3mm and 3mm, so that the applicability is wider and the practicability is stronger;
according to the invention, through the arrangement of the second spring, the impact force between the upper die fixing plate and the upper pressure plate is buffered, and the upper pressure plate can be driven to reset; through the arrangement of the nitrogen spring, the impact force between the lower die fixing plate and the lower material pressing plate is buffered, and the lower material pressing plate can be driven to reset; through the arrangement of the first spring, the impact force between the upper die holder and the lower die holder is buffered, and the upper die holder can be driven to reset; the impact force between the upper pressure plate and the upper convex die is buffered by the spring III, the upper convex die is driven to reset, the multiple springs enable the die to stably and slowly shake during machining, the safety is high, and the service life of the device can be prolonged.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the profiling cutting die of the present invention;
FIG. 2 is a side cross-sectional structural schematic view of the present invention;
fig. 3 is a schematic sectional front view of the present invention.
Fig. 4 is a schematic cross-sectional side view of another embodiment of the present invention.
Fig. 5 is an isometric view of the present invention.
Fig. 6 is a schematic side view of the present invention.
FIG. 7 is a top view of the lower mold fixing plate of the present invention.
In the figure: 1. a lower die holder; 2. a lower die fixing plate; 3. a first adjustment mechanism; 4. pressing a material plate; 5. feeding a pressure plate; 6. an upper die fixing plate; 7. a second adjustment mechanism; 8. an upper die holder; 9. a first spring; 10. a first guide rod; 11. a second spring; 12. an upper male die; 13. a punch; 14. a discharge chute; 15. a lower male die; 151. punching a head groove; 16. a nitrogen spring; 17. a second guide rod; 18. a third guide rod; 19. a third spring; 31. adjusting a first bolt; 32. pushing a first plate; 33. a first ejector rod; 34. a first groove; 71. adjusting a second bolt; 72. a second push plate; 73. a second ejector rod; 74. and a second groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, a profiling cutting die for processing a refrigerator door shell comprises a lower die holder 1, a lower die fixing plate 2, a first adjusting mechanism 3, a lower material pressing plate 4, an upper material pressing plate 5, an upper die fixing plate 6, a second adjusting mechanism 7 and an upper die holder 8, wherein the first adjusting mechanism 3 is symmetrically arranged on two sides of the interior of the lower die holder 1, a lower male die 15 is arranged at the top of the first adjusting mechanism 3, and the first adjusting mechanism 3 pushes the lower male die 15 to slide up and down in the lower material pressing plate 4; the top of the lower die holder 1 is fixedly provided with a lower die fixing plate 2, four nitrogen springs 16 are arranged in the lower die holder 1 in a quadrilateral manner, the tops of the nitrogen springs 16 penetrate through the lower die fixing plate 2 and are fixedly connected with the bottom of the lower material pressing plate 4, the lower male die 15 is arranged at the center of the inner part of the lower material pressing plate 4, and the lower male die 15 is positioned above the lower die fixing plate 2;
a third guide rod 18 is fixedly installed at one end of the top of the lower die holder 1, one end, far away from the lower die holder 1, of the third guide rod 18 penetrates through the upper die holder 8, second adjusting mechanisms 7 are symmetrically arranged on two sides of the interior of the upper die holder 8, an upper male die 12 is arranged at the bottom of each second adjusting mechanism 7, and the second adjusting mechanisms 7 push the upper male die 12 to slide up and down in the upper pressure plate 5; an upper die fixing plate 6 is fixedly installed at the bottom of the upper die base 8, four second springs 11 are installed at the bottom of the upper die base 8 in a quadrilateral mode, and the bottoms of the second springs 11 penetrate through the upper die fixing plate 6 and are connected with an upper pressure plate 5; a punch 13 is fixedly installed at the center of the bottom of the upper die holder 8, one end, far away from the upper die holder 8, of the punch 13 penetrates through the upper die fixing plate 6 and the upper male die 12, and the punch 13 is connected with the upper male die 12 in a sliding mode, so that the punch 13 can be conveniently cut off; the spring III 19 is fixedly installed at the center of the top of the upper pressure plate 5, the upper male die 12 is fixedly installed at the top of the spring III 19, the upper male die 12 is convenient to push to reset, and the upper male die 12 is located at the center of the interior of the upper pressure plate 5.
First adjustment mechanism 3 includes adjusting bolt 31, push pedal 32, ejector pin 33 and recess 34, the one end fixed mounting of adjusting bolt 31 has push pedal 32, three recess 34 has evenly been seted up at the top of push pedal 32, recess 34 is the structure of falling the trapezium, recess 34 and the 33 adaptations of ejector pin of vertical setting, the 33 rises and resets of ejector pin 33 of being convenient for, ejector pin 33 runs through the bottom fixed connection of lower mould fixed plate 2 and lower punch 15, offer the push pedal groove that is used for push pedal 32 to remove on the die holder 1, the 32 removal of push pedal of being convenient for.
Second adjustment mechanism 7 includes two 71, two 72, two 73, two 74 recesses of push pedal, two 71's of adjusting bolt one end fixed mounting has two 72 push pedal, two 74 recesses have been seted up to two 72 bottoms of push pedal, two 74 recesses are the trapezium structure, two 74 recesses and the two 73 adaptations of the ejector pin of vertical setting are convenient for promote two 73 descendings of ejector pin to and two 73 resets of ejector pin, two 73 top fixed connection that run through upper fixing plate 6 and upper convex die 12 of ejector pin, offer the push pedal groove that is used for two 72 removals of push pedal on the upper die base 8, the two 72 removals of push pedal of being convenient for.
A punch groove 151 is formed in the center of the lower male die 15, and the punch groove 151 is matched with the punch 13; the bottom of the lower male die 15 is fixedly provided with an obliquely arranged discharge groove 14, and the discharge groove 14 and the lower male die 15 are arranged at an angle of 30-60 degrees, so that materials cut by the punch 13 can be discharged conveniently through the discharge groove 14.
The guide rods I10 are symmetrically arranged on two sides of the guide rod III 18, one end, far away from the lower die base 1, of the guide rod I10 penetrates through the upper die base 8, the spring I9 is sleeved outside the guide rod I10, the upper end and the lower end of the spring I9 are connected with the upper die base 8 and the lower die base 1 respectively, and the buffer effect is good.
And a second guide rod 17 is fixedly installed at the bottom of the upper die base 8, and one end, far away from the upper die base 8, of the second guide rod 17 penetrates through the lower die base 1.
The working principle of the invention is as follows: an external hydraulic press punches an upper die holder 8 to descend, firstly, a lower material pressing plate 4 is contacted with an upper material pressing plate 5, then the upper die holder 8 continues to descend, the second spring 11 is compressed because the elasticity of the second spring 11 is smaller than that of a nitrogen spring 16, a punch 13 is fixedly installed at the center of the bottom of the upper die holder 8, the upper die holder 8 drives the punch 13 to continue to descend until an upper die fixing plate 6 is contacted with the upper material pressing plate 5, the punch 13 descends to be matched with a punch groove to cut off a plate, the cut-off plate is discharged from a discharge groove, then the upper die holder 8 continues to descend, the nitrogen spring 16 is compressed until the lower material pressing plate 4 is contacted with a lower die fixing plate 2, the lower material pressing plate 4, the upper material pressing plate 5, an upper convex die 12 and a lower convex die 15 form a Z shape, and;
rotating the adjusting bolt II 71 to push the push plate II 72 to move, further ejecting the ejector rod II 73 out of the groove II 74 to drive the upper male die 12 to descend, simultaneously rotating the adjusting bolt I31 to push the push plate I32 to move, further ejecting the ejector rod I33 out of the groove I34 to drive the lower male die 15 to ascend, and otherwise, driving the upper male die 12 and the lower male die 15 to reset; and then the edge folding operation is repeated, and the edges folded in the two modes have the difference between the heights of 1.3mm and 3mm, so that the applicability is wider and the practicability is stronger.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.

Claims (6)

1. The profiling cutting die for processing the refrigerator door shell is characterized by comprising a lower die holder (1), a lower die fixing plate (2), a first adjusting mechanism (3), a lower pressing plate (4), an upper pressing plate (5), an upper die fixing plate (6), a second adjusting mechanism (7) and an upper die holder (8), wherein the first adjusting mechanism (3) is symmetrically arranged on two sides inside the lower die holder (1), a lower male die (15) is arranged at the top of the first adjusting mechanism (3), and the first adjusting mechanism (3) pushes the lower male die (15) to slide up and down in the lower pressing plate (4); the die comprises a lower die holder (1), a lower die fixing plate (2) is fixedly installed at the top of the lower die holder (1), four nitrogen springs (16) are installed inside the lower die holder (1) in a quadrilateral mode, the tops of the nitrogen springs (16) penetrate through the lower die fixing plate (2) and are fixedly connected with the bottom of a lower material pressing plate (4), a lower male die (15) is arranged at the center of the inside of the lower material pressing plate (4), and the lower male die (15) is located above the lower die fixing plate (2);
a third guide rod (18) is fixedly installed at one end of the top of the lower die holder (1), one end, far away from the lower die holder (1), of the third guide rod (18) penetrates through the upper die holder (8), second adjusting mechanisms (7) are symmetrically arranged on two sides of the interior of the upper die holder (8), an upper male die (12) is arranged at the bottom of each second adjusting mechanism (7), and the second adjusting mechanisms (7) push the upper male die (12) to slide up and down in the upper pressure plate (5); an upper die fixing plate (6) is fixedly installed at the bottom of the upper die base (8), four second springs (11) are installed at the bottom of the upper die base (8) in a quadrilateral mode, and the bottoms of the second springs (11) penetrate through the upper die fixing plate (6) and are connected with an upper pressure plate (5); a punch (13) is fixedly installed at the center of the bottom of the upper die holder (8), one end, far away from the upper die holder (8), of the punch (13) penetrates through the upper die fixing plate (6) and the upper male die (12), and the punch (13) is connected with the upper male die (12) in a sliding mode; the top center of the upper pressure plate (5) is fixedly provided with a third spring (19), the top of the third spring (19) is fixedly provided with an upper male die (12), and the upper male die (12) is positioned in the center of the inner part of the upper pressure plate (5).
2. The profiling cutting die for processing the refrigerator door shell as claimed in claim 1, wherein the first adjusting mechanism (3) comprises a first adjusting bolt (31), a first push plate (32), a first ejector rod (33) and a first groove (34), the first push plate (32) is fixedly mounted at one end of the first adjusting bolt (31), the first three grooves (34) are uniformly formed in the top of the first push plate (32), the first groove (34) is of an inverted trapezoidal structure, the first groove (34) is matched with the first vertically arranged ejector rod (33), the first ejector rod (33) penetrates through the bottom of the lower die fixing plate (2) and the lower punch (15) and is fixedly connected with the bottom, and a first push plate groove for moving the first push plate (32) is formed in the lower die base (1).
3. The profiling cutting die for processing the refrigerator door shell as claimed in claim 1, wherein the second adjusting mechanism (7) comprises a second adjusting bolt (71), a second push plate (72), a second ejector rod (73) and a second groove (74), the second push plate (72) is fixedly mounted at one end of the second adjusting bolt (71), the two second grooves (74) are formed in the bottom of the second push plate (72), the second grooves (74) are of a trapezoidal structure, the second grooves (74) are matched with the vertically arranged second ejector rod (73), the second ejector rod (73) penetrates through the upper die fixing plate (6) and is fixedly connected with the top of the upper convex die (12), and a second push plate groove for moving the second push plate (72) is formed in the upper die base (8).
4. The profiling cutting die for processing the refrigerator door shell according to claim 1, wherein a punch groove (151) is formed in the center of the lower punch (15), and the punch groove (151) is matched with the punch (13); the bottom of the lower male die (15) is fixedly provided with a discharge groove (14) which is obliquely arranged, and the discharge groove (14) and the lower male die (15) are arranged at an angle of 30-60 degrees.
5. The profiling cutting die for processing the refrigerator door shell as claimed in claim 1, wherein the first guide rods (10) are symmetrically installed on two sides of the third guide rod (18), one ends of the first guide rods (10) far away from the lower die holder (1) penetrate through the upper die holder (8), the first spring (9) is sleeved outside the first guide rods (10), and the upper end and the lower end of the first spring (9) are respectively connected with the upper die holder (8) and the lower die holder (1).
6. The profiling cutting die for processing the refrigerator door shell as claimed in claim 1, wherein a second guide rod (17) is fixedly mounted at the bottom of the upper die holder (8), and one end, far away from the upper die holder (8), of the second guide rod (17) penetrates through the lower die holder (1).
CN201911357639.4A 2019-12-25 2019-12-25 Die-type cutting die for processing refrigerator door shell Active CN111085614B (en)

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Application Number Priority Date Filing Date Title
CN201911357639.4A CN111085614B (en) 2019-12-25 2019-12-25 Die-type cutting die for processing refrigerator door shell

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CN111085614B true CN111085614B (en) 2021-06-15

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111842718A (en) * 2020-07-30 2020-10-30 衡阳市迪曼电子产品有限公司 Pin angle folding device for processing piezoresistor for power adapter and use method thereof

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TW201515820A (en) * 2013-07-03 2015-05-01 Nippon Steel & Sumitomo Metal Corp Press molding device and press molding method
CN205074421U (en) * 2015-10-10 2016-03-09 震旦(中国)有限公司 Corner cut hem one shot forming mould
CN107297430A (en) * 2017-08-30 2017-10-27 安徽江淮汽车集团股份有限公司 A kind of trimming-punching die of crossbeam connecting bracket
CN207628996U (en) * 2017-11-08 2018-07-20 今创集团股份有限公司 A kind of sheet metal component cuts off the molding easily demoulding diel in right angle without gradient

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Publication number Priority date Publication date Assignee Title
SU804102A1 (en) * 1979-03-30 1981-02-15 Предприятие П/Я В-2769 Die for undercutting and folding tap
EP1714715B1 (en) * 2005-04-20 2011-03-16 JATCO Ltd Press forming method and apparatus
TW201515820A (en) * 2013-07-03 2015-05-01 Nippon Steel & Sumitomo Metal Corp Press molding device and press molding method
CN104128440A (en) * 2014-07-17 2014-11-05 安徽新悦精密机械有限公司 Shearing and bending mechanism
CN205074421U (en) * 2015-10-10 2016-03-09 震旦(中国)有限公司 Corner cut hem one shot forming mould
CN107297430A (en) * 2017-08-30 2017-10-27 安徽江淮汽车集团股份有限公司 A kind of trimming-punching die of crossbeam connecting bracket
CN207628996U (en) * 2017-11-08 2018-07-20 今创集团股份有限公司 A kind of sheet metal component cuts off the molding easily demoulding diel in right angle without gradient

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