CN111085612B - Compound die and automatic blanking method of waste generated in production process of compound die - Google Patents
Compound die and automatic blanking method of waste generated in production process of compound die Download PDFInfo
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- CN111085612B CN111085612B CN201911352268.0A CN201911352268A CN111085612B CN 111085612 B CN111085612 B CN 111085612B CN 201911352268 A CN201911352268 A CN 201911352268A CN 111085612 B CN111085612 B CN 111085612B
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- die
- trimming
- male die
- clamping plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/001—Shaping combined with punching, e.g. stamping and perforating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Cutting Devices (AREA)
Abstract
The invention provides a compound die and an automatic blanking method of waste materials generated during production by using the compound die, which are characterized by comprising an upper die and a lower die, wherein the upper die comprises an upper clamping plate, a punching female die is arranged at the bottom of the upper clamping plate, a first trimming male die and a second trimming male die are arranged on two sides in the punching female die in a sliding manner, two driving blocks are arranged between the first trimming male die and the second trimming male die on the bottom of the upper clamping plate in a sliding manner, one sides of the two driving blocks, which are far away from each other, are connected with the upper clamping plate through a buffer device, a stripper plate is arranged between the first trimming male die and the second trimming male die below the upper clamping plate in a sliding manner, a driving rod is arranged in the middle of the upper end of the stripper plate, the lower die comprises a lower die base, a blanking hole is arranged in the middle of the lower die base, a punching hole corresponding to the punching female die is arranged in the inner center of the blanking hole, and a first trimming male die and a second trimming male die which are respectively arranged corresponding to the first trimming male die and the second trimming male die.
Description
Technical Field
The invention relates to the technical field of compound die waste blanking, in particular to a compound die and an automatic blanking method of waste generated in production by using the compound die.
Background
In sheet metal products, many products have simple processes, the process steps required for forming are few, or some process steps only need to complete two processes of punching and blanking, or some simple products with strict requirements on external shapes cannot have connecting edges, and at the moment, a compound die is required to be used for production; the traditional compound die has the big defect that the product and the waste materials are simultaneously left on the die surface after the stroke is finished, and an operator needs to complete the action of taking out the product and additionally complete the action of taking out the waste materials, so that the operation flow is increased, and the productivity is reduced; meanwhile, the traditional compound die cannot be produced by using an automatic process flow due to the retention of waste materials, and only additional dies or manpower can be added; the waste of the compound die is left on the die surface, so that the problems that mold designers are troubled and how to simply and effectively remove the waste are solved all the time; therefore, the invention provides a compound die and an automatic waste blanking method.
Disclosure of Invention
The invention aims at the technical problems and provides a compound die and an automatic blanking method of waste materials produced in the production process of the compound die.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a compound die, including last mould and lower mould, a serial communication port, it includes the punch holder to go up the mould, the bottom of punch holder is equipped with the die that punches a hole, the inside both sides slip of the die that punches a hole is equipped with side cut terrace die one and side cut terrace die two, the bottom side cut terrace die one of punch holder slides between the side cut terrace die two and is equipped with two drive blocks, one side that two drive blocks deviate from mutually all links to each other with the punch holder through buffer, it takes off the flitch to slide to be equipped with between the below side cut terrace die one of punch holder and the side cut terrace die two, the upper end middle part of taking off the flitch is equipped with the actuating lever, the lower mould includes the die holder, the middle part of die holder is equipped with the blanking hole, the inside central authorities in blanking hole are equipped with the punch a hole terrace die that punches a hole and correspond the side cut terrace die one and the side cut terrace die two that set up with side cut terrace die one and side cut terrace die two respectively.
The first trimming male die, the second trimming male die and the stripper plate are connected with the upper clamping plate through equal-height screws.
The buffer device is a spring.
And the first trimming male die, the second trimming male die and the punching female die are in clearance fit.
The upper end both sides of actuating lever all are equipped with first inclined plane, and the relative one side bottom of two drive blocks all is equipped with the second inclined plane with first inclined plane complex.
And the bottom of one side of the first side cutting male die and the top of one side of the second side cutting male die, which are opposite to each other, are respectively provided with a third inclined plane, and the tops of the two sides of the first side cutting male die and the second side cutting male die are respectively provided with a fourth inclined plane matched with the third inclined plane.
The invention also provides an automatic blanking method for waste materials generated in the production process of the compound die, which is characterized by comprising the following steps:
A. firstly, placing a product on a lower die base;
B. the upper clamping plate is moved downwards, and when the upper clamping plate moves downwards, the stripper plate is firstly contacted with the product and tightly presses the product together with the punching male die on the lower die seat;
C. the upper clamping plate continues to move downwards, the lower surfaces of the first trimming male die and the second trimming male die are flush with the lower surface of the punching female die under the supporting action of the product, and the tops of the first trimming male die and the second trimming male die are in contact with the driving block;
D. the upper clamping plate continues to move downwards, the upper end of a driving rod arranged in the middle of the upper end of the stripper plate is in contact with the driving blocks, and in the process of continuing moving the upper clamping plate downwards, the driving rod gradually pushes the two driving blocks to move back to back, and the two driving blocks can respectively drive the first trimming male die and the second trimming male die to move downwards, so that the lower surfaces of the first trimming male die and the second trimming male die are lower than the lower surface of the punching groove, and further a break difference is formed;
E. and continuously moving the upper clamping plate downwards, the first trimming male die and the second trimming male die are respectively matched with the first trimming female die and the second trimming female die to cut off the product, the cut-off waste material flows out of the blanking hole through the inclined planes of the first trimming female die and the second trimming female die, and the product is directly reserved on the lower die seat.
Compared with the prior art, the invention has the beneficial effects that: the compound die provided by the invention can separate the cut waste from the product, realizes automatic discharge of the waste, solves the problem that the waste cannot be automatically dropped by the traditional compound die, and simplifies the operation method of operators.
Drawings
FIG. 1 is a schematic structural view of a lower mold of the present invention;
FIG. 2 is a schematic structural view of an upper mold of the present invention;
FIG. 3 is a schematic view of a buffer device according to the present invention;
in the figure: 1. an upper splint; 2. a spring; 3. an equal-height screw; 4. punching a male die; 5. trimming the first female die; 6. a second trimming female die; 7. a lower die holder; 8. a blanking hole; 9. a trimming male die I; 10. a material removing plate; 11. a second trimming male die; 12. punching a female die; 13. a drive rod; 14. the block is driven.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
as shown in the figure:
embodiment 1 a compound die, including last mould and lower mould, it includes punch holder 1 to go up the mould, the bottom of punch holder 1 is equipped with punching die 12, the inside both sides of punching die 12 are slided and are equipped with side cut terrace die 9 and side cut terrace die two 11, it is equipped with two drive blocks 14 to slide between the bottom side cut terrace die 9 of punch holder 1 and the side cut terrace die two 11, the one side that two drive blocks 14 deviate from mutually all links to each other with punch holder 1 through buffer, it is equipped with stripper plate 10 to slide between the below side cut terrace die 9 of punch holder 1 and the side cut terrace die two 11, the upper end middle part of stripper plate 10 is equipped with actuating lever 13, the lower mould includes die holder 7, the middle part of die holder 7 is equipped with blanking hole 8, the inside central authorities in blanking hole 8 are equipped with the terrace die 4 that punches a hole that corresponds with punching die 12, the both sides of the inside terrace die 4 that punches a hole 8 all are equipped with side cut terrace die 5 and the side cut terrace die two 6 that correspond with side cut terrace die 9 and side cut terrace die two 11 and set up respectively.
The first trimming male die 9, the second trimming male die 11 and the stripper plate 10 are connected with the upper clamping plate 1 through the equal-height screws 3.
The buffer device is a spring 2.
And the first trimming male die 9, the second trimming male die 11 and the punching female die 12 are in clearance fit.
The invention also provides an automatic blanking method for waste materials generated in the production process of the compound die, which comprises the following steps:
A. firstly, placing a product on a lower die holder 7;
B. the upper clamping plate 1 is moved downwards, when the upper clamping plate 1 moves downwards, the stripper plate 10 is firstly contacted with a product and tightly presses the product together with the punching male die 4 on the lower die seat 7;
C. the upper clamping plate 1 continues to move downwards, the lower surfaces of the first trimming convex die 9 and the second trimming convex die 11 are flush with the lower surface of the punching concave die 12 under the supporting action of the product, and the tops of the first trimming convex die 9 and the second trimming convex die 11 are in contact with the driving block 14;
D. the upper clamping plate 1 continues to move downwards, the upper end of a driving rod 13 arranged in the middle of the upper end of the stripper plate 10 is in contact with a driving block 14, the driving rod 13 gradually pushes the two driving blocks 14 to move back and forth in the process of continuing to move the upper clamping plate 1 downwards, the two driving blocks 14 respectively drive the first trimming male die 9 and the second trimming male die 11 to move downwards, and therefore the lower surfaces of the first trimming male die 9 and the second trimming male die 11 are lower than the lower surface of the punching groove 12, and a break difference is formed;
E. and continuously moving the upper clamping plate 1 downwards, the first trimming male die 9 and the second trimming male die 11 are respectively matched with the first trimming female die 5 and the second trimming female die 6 to cut off the product, the cut-off waste materials flow out of the blanking hole 8 through the inclined planes of the first trimming female die 5 and the second trimming female die 6, and the product is directly left on the lower die holder 7.
Example 2
The utility model provides a compound die, including last mould and lower mould, it includes punch holder 1 to go up the mould, the bottom of punch holder 1 is equipped with punching die 12, the inside both sides slip of punching die 12 is equipped with side cut terrace die one 9 and side cut terrace die two 11, it is equipped with two drive blocks 14 to slide between the bottom side cut terrace die one 9 of punch holder 1 and the side cut terrace die two 11, one side that two drive blocks 14 deviate from mutually all links to each other with punch holder 1 through buffer, it is equipped with stripper plate 10 to slide between the below side cut terrace die one 9 of punch holder 1 and the side cut terrace die two 11, the upper end middle part of stripper plate 10 is equipped with actuating lever 13, the lower mould includes die holder 7, the middle part of die holder 7 is equipped with blanking hole 8, the inside central authorities in blanking hole 8 are equipped with the terrace die 4 that punches a hole 12 corresponds that punches a hole, the both sides of the inside of 4 that punches a hole 8 all are equipped with side cut terrace die one 5 and the side cut.
The first trimming male die 9, the second trimming male die 11 and the stripper plate 10 are connected with the upper clamping plate 1 through the equal-height screws 3.
The buffer device is a spring 2.
And the first trimming male die 9, the second trimming male die 11 and the punching female die 12 are in clearance fit.
The two sides of the upper end of the driving rod 13 are both provided with first inclined planes, and the bottom of one side, opposite to the two driving blocks 14, is both provided with second inclined planes matched with the first inclined planes.
And the bottom of one side of the two driving blocks 14, which deviates from each other, is provided with a third inclined surface, and the top of one side, opposite to the first trimming convex die 9 and the second trimming convex die 11, is provided with a fourth inclined surface matched with the third inclined surface.
The invention also provides an automatic blanking method for waste materials generated in the production process of the compound die, which comprises the following steps:
A. firstly, placing a product on a lower die holder 7;
B. the upper clamping plate 1 is moved downwards, when the upper clamping plate 1 moves downwards, the stripper plate 10 is firstly contacted with a product and tightly presses the product together with the punching male die 4 on the lower die seat 7;
C. the upper clamping plate 1 continues to move downwards, the lower surfaces of the first trimming convex die 9 and the second trimming convex die 11 are flush with the lower surface of the punching concave die 12 under the supporting action of the product, and a fourth inclined surface arranged at the top of one side, opposite to the first trimming convex die 9 and the second trimming convex die 11, is in contact with a third inclined surface arranged at the bottom of one side, opposite to the two driving blocks 14;
D. the upper clamping plate 1 continues to move downwards, first inclined planes arranged on two sides of the upper end of a driving rod 13 arranged in the middle of the upper end of the stripper plate 10 are in contact with a second inclined plane arranged at the bottom of one side, opposite to the two driving blocks 14, of the driving rod 13 gradually pushes the two driving blocks 14 to move back and forth, and the two driving blocks 14 can respectively drive the first trimming male die 9 and the second trimming male die 11 to move downwards, so that the lower surfaces of the first trimming male die 9 and the second trimming male die 11 are lower than the lower surface of the punching groove 12, and a break difference is formed;
E. and continuously moving the upper clamping plate 1 downwards, the first trimming male die 9 and the second trimming male die 11 are respectively matched with the first trimming female die 5 and the second trimming female die 6 to cut off the product, the cut-off waste materials flow out of the blanking hole 8 through the inclined planes of the first trimming female die 5 and the second trimming female die 6, and the product is directly left on the lower die holder 7.
Before the automatic waste blanking device is used, the punching male die 4, the trimming female die I5 and the trimming female die II 6 are fixed in a blanking hole 8 of the lower die holder 7 through screws, the punching female die 12 is fixed on the upper clamping plate 1 through screws, the trimming male die I9, the trimming male die II 11 and the stripper plate 10 are connected with the upper clamping plate 1 through the equal-height screws 3, the two driving blocks 14 are embedded in the upper clamping plate 1 and are in sliding connection with the upper clamping plate 1, and the automatic waste blanking can be realized through the steps after the automatic waste blanking device is installed.
The invention has been described in connection with the accompanying drawings, it is to be understood that the invention is not limited to the specific embodiments disclosed, but is intended to cover various modifications, adaptations or uses of the invention, and all such modifications and variations are within the scope of the invention.
Claims (5)
1. A compound die comprises an upper die and a lower die, and is characterized in that the upper die comprises an upper clamping plate (1), a punching female die (12) is arranged at the bottom of the upper clamping plate (1), a first trimming male die (9) and a second trimming male die (11) are arranged on two sides of the interior of the punching female die (12) in a sliding manner, two driving blocks (14) are arranged between the first trimming male die (9) and the second trimming male die (11) at the bottom of the upper clamping plate (1) in a sliding manner, one sides of the two driving blocks (14) which are separated from each other are connected with the upper clamping plate (1) through a buffer device, a stripper plate (10) is arranged between the first trimming male die (9) and the second trimming male die (11) below the upper clamping plate (1) in a sliding manner, a driving rod (13) is arranged in the middle of the upper end of the stripper plate (10), the lower die comprises a lower die base (7), a blanking hole (8) is arranged in the middle of the lower die base (7), a punching male die (4) corresponding to the punching female die (12) is arranged in the interior of the blanking hole (8), both sides of the inner punching male die (4) of the blanking hole (8) are provided with a first trimming female die (5) and a second trimming female die (6) which are respectively arranged corresponding to the first trimming male die (9) and the second trimming male die (11);
two sides of the upper end of the driving rod (13) are respectively provided with a first inclined surface, and the bottoms of the opposite sides of the two driving blocks (14) are respectively provided with a second inclined surface matched with the first inclined surfaces;
and the bottom of one side of the two driving blocks (14) departing from each other is provided with a third inclined plane, and the top of one side of the first trimming convex die (9) opposite to the second trimming convex die (11) is provided with a fourth inclined plane matched with the third inclined plane.
2. A compound die according to claim 1, characterized in that the first trimming punch (9), the second trimming punch (11) and the stripper plate (10) are connected to the upper clamping plate (1) by means of a contour screw (3).
3. A compound die according to claim 1, characterised in that the damping means are springs (2).
4. The compound die as claimed in claim 1, characterized in that the first trimming punch (9), the second trimming punch (11) and the punching die (12) are in clearance fit.
5. An automatic blanking method for the waste produced during the production of the compound die according to any one of claims 1 to 4, characterized in that it comprises the following steps:
A. firstly, placing a product on a lower die holder (7);
B. the upper clamping plate (1) is moved downwards, when the upper clamping plate (1) moves downwards, the stripper plate (10) is firstly contacted with the product and tightly presses the product together with the punching male die (4) on the lower die seat (7);
C. the upper clamping plate (1) continues to move downwards, the lower surfaces of the first trimming male die (9) and the second trimming male die (11) are flush with the lower surface of the punching female die (12) under the supporting action of the product, and the tops of the first trimming male die (9) and the second trimming male die (11) are in contact with the driving block (14);
D. the upper clamping plate (1) continues to move downwards, the upper end of a driving rod (13) arranged in the middle of the upper end of the stripper plate (10) is in contact with a driving block (14), the driving rod (13) gradually pushes the two driving blocks (14) to move back to back in the process of continuing to move the upper clamping plate (1) downwards, and the two driving blocks (14) can respectively drive the first trimming male die (9) and the second trimming male die (11) to move downwards, so that the lower surfaces of the first trimming male die (9) and the second trimming male die (11) are lower than the lower surface of the punching groove, and a break difference is formed;
E. and continuously moving the upper clamping plate (1) downwards, the first trimming male die (9) and the second trimming male die (11) are respectively matched with the first trimming female die (5) and the second trimming female die (6) to cut off the product, the cut-off waste material flows out from the blanking hole (8) through the inclined planes of the first trimming female die (5) and the second trimming female die (6), and the product is directly left on the lower die holder (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911352268.0A CN111085612B (en) | 2019-12-25 | 2019-12-25 | Compound die and automatic blanking method of waste generated in production process of compound die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911352268.0A CN111085612B (en) | 2019-12-25 | 2019-12-25 | Compound die and automatic blanking method of waste generated in production process of compound die |
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| Publication Number | Publication Date |
|---|---|
| CN111085612A CN111085612A (en) | 2020-05-01 |
| CN111085612B true CN111085612B (en) | 2021-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911352268.0A Active CN111085612B (en) | 2019-12-25 | 2019-12-25 | Compound die and automatic blanking method of waste generated in production process of compound die |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1190563A (en) * | 1997-09-19 | 1999-04-06 | Kindai Toshi Kaihatsu Kk | Manufacture of perforated floor panel and perforated floor panel |
| CN202239241U (en) * | 2011-09-01 | 2012-05-30 | 宁波高新协力机电液有限公司 | Combined mold |
| CN203470649U (en) * | 2013-08-01 | 2014-03-12 | 柳州柳新汽车冲压件有限公司 | Progressive die of U-shaped handle guide mounting plate |
| CN103752702A (en) * | 2014-01-23 | 2014-04-30 | 连云港宝石精密重工科技有限公司 | Bulging die for forging aluminum alloy wheel |
| CN204320925U (en) * | 2014-12-26 | 2015-05-13 | 山东金马工业集团股份有限公司 | The die-cut compound die of a kind of heat for brake holder |
| CN205217774U (en) * | 2015-12-09 | 2016-05-11 | 上海康比利仪表有限公司 | Continuous processing mould |
| CN110193555A (en) * | 2019-07-12 | 2019-09-03 | 中国石油大学(华东) | A kind of composite die |
-
2019
- 2019-12-25 CN CN201911352268.0A patent/CN111085612B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1190563A (en) * | 1997-09-19 | 1999-04-06 | Kindai Toshi Kaihatsu Kk | Manufacture of perforated floor panel and perforated floor panel |
| CN202239241U (en) * | 2011-09-01 | 2012-05-30 | 宁波高新协力机电液有限公司 | Combined mold |
| CN203470649U (en) * | 2013-08-01 | 2014-03-12 | 柳州柳新汽车冲压件有限公司 | Progressive die of U-shaped handle guide mounting plate |
| CN103752702A (en) * | 2014-01-23 | 2014-04-30 | 连云港宝石精密重工科技有限公司 | Bulging die for forging aluminum alloy wheel |
| CN204320925U (en) * | 2014-12-26 | 2015-05-13 | 山东金马工业集团股份有限公司 | The die-cut compound die of a kind of heat for brake holder |
| CN205217774U (en) * | 2015-12-09 | 2016-05-11 | 上海康比利仪表有限公司 | Continuous processing mould |
| CN110193555A (en) * | 2019-07-12 | 2019-09-03 | 中国石油大学(华东) | A kind of composite die |
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| CN111085612A (en) | 2020-05-01 |
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