CN108160816B - Punch press for producing pull tab - Google Patents
Punch press for producing pull tab Download PDFInfo
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- CN108160816B CN108160816B CN201810169373.XA CN201810169373A CN108160816B CN 108160816 B CN108160816 B CN 108160816B CN 201810169373 A CN201810169373 A CN 201810169373A CN 108160816 B CN108160816 B CN 108160816B
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- tab
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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
- 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
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention relates to a punch press for producing pull tabs. The die comprises a punch body, a movable die and a fixed die which are arranged on the punch body, wherein the fixed die is provided with a residual material blanking hole, a blanking pulling-tab hole and a pulling-tab supporting position to be formed, and the movable die is provided with a pulling-tab hole punch, a residual material punching punch and a second layer pulling-tab punching die; each group of pull tabs are arranged in the same column and are at least three, and a second layer of blanking pull tabs are formed in the area between every two adjacent pull tabs in each group of three pull tabs; a cutting male die is arranged at the discharge end of the movable die; the punch body is provided with a second layer blanking pull-tab conveying device. Compared with the prior art, the strength and the tension of the pull tab can be ensured, the breaking is facilitated, and the blanking efficiency can be improved and the quantity of the excess materials can be reduced.
Description
Technical Field
The invention relates to a production device of a pull tab for concrete, in particular to a punch press for producing the pull tab.
Background
The existing pull tab that is applied to concrete, pour behind the concrete, need strike the both sides off, current pull tab strikes the portion size of breaking and is different, the specification is inconsistent, because the pulling force and the size of striking the portion involve the pull tab before not striking strength and the degree of difficulty when breaking, and the pull tab adopts punch press processing to form, if the size and the specification of pull tab can reach required standard under the prerequisite of guaranteeing, can save the raw materials when blanking processing, make the clout reduce to minimum, it is necessary to develop a new pull tab and use punch press.
Disclosure of Invention
The invention aims to provide a punch press for producing pull-tabs, which is beneficial to breaking and saving materials and reducing residual materials on the premise of ensuring the tensile force and strength.
The invention adopts the following technical scheme:
the utility model provides a production punch press for pulling-on piece, includes the punch press body, dress movable mould and cover half on the punch press body, its characterized in that: the fixed die is provided with a residual material blanking hole, a blanking pulling-tab hole and a pulling-tab supporting position to be formed, and the movable die is provided with a pulling-tab hole male die, a residual material punching male die and a second layer pulling-tab punching die; each group of pull tabs are arranged in the same column and are at least three, and a second layer of blanking pull tabs are formed in the area between every two adjacent pull tabs in each group of three pull tabs; a cutting male die is arranged at the discharge end of the movable die; the punch body is provided with a second layer blanking pull-tab conveying device.
Compared with the prior art, the invention adopting the technical scheme can ensure the strength and the tensile force of the pull tab, is beneficial to breaking, can improve the blanking efficiency and simultaneously reduces the quantity of the residual materials.
The invention adopts the following preferable scheme:
the fixed die and the movable die are respectively arranged into three sections: the first section of the movable mould corresponds to the first section of the fixed mould, the second section of the movable mould corresponds to the second section of the fixed mould, and the third section of the movable mould corresponds to the third section of the fixed mould.
The first section of the fixed die is provided with a first integral installation block, a second integral installation block and a third integral installation block; the fixed die is provided with a limiting pin, the first integral mounting block is provided with two second-layer blanking pull piece right end positioning Kong Laliao holes, and the second-layer blanking pull piece right end positioning Kong Laliao holes are correspondingly arranged with the second-layer blanking pull piece right end positioning hole punching male die on the movable die;
be provided with second floor blanking pull tab left end on the second integral erection piece and knock out portion blanking hole, second floor blanking pull tab left end location Kong Laliao hole and first floor pull tab right-hand member location blanking hole, each blanking hole on the aforesaid second integral erection piece corresponds with the terrace die on the movable mould respectively: a second layer blanking pull piece left end breaking part punching male die, a second layer blanking pull piece left end positioning hole punching male die and a first layer pull piece right end positioning punching male die;
the third integral installation block is provided with a first layer of pull piece left end positioning blanking hole and a second layer of blanking pull piece right end breaking part blanking hole, the first layer of pull piece left end positioning blanking hole is arranged corresponding to a first layer of pull piece left end positioning punching die on the movable die, and the second layer of blanking pull piece right end breaking part blanking hole is arranged corresponding to a second layer of blanking pull piece right end breaking part punching die on the movable die;
a second section of the fixed die is provided with a starting material stop pin positioning hole and a fourth integral mounting block, a fourth residual material cutting notch blanking hole, a second layer blanking hole, a first residual material cutting notch blanking hole and a third residual material cutting notch blanking hole are arranged on the fourth integral mounting block,
the fourth excess material cutting notch blanking hole is arranged corresponding to a fourth excess material cutting notch die on the movable die, the second excess material cutting notch blanking hole is arranged corresponding to a second excess material cutting notch die on the movable die, the second layer blanking hole is arranged corresponding to a second layer blanking male die on the movable die, the first excess material cutting notch blanking hole is arranged corresponding to a first excess material cutting notch die on the movable die, and the third excess material cutting notch blanking hole is arranged corresponding to a third excess material cutting notch die on the movable die;
a third section of the fixed die is provided with a third section of positioning pin hole, a fifth integral mounting block, a sixth integral mounting block, a seventh integral mounting block and an eighth integral mounting block;
the third section of positioning pin holes are arranged corresponding to the third section of positioning pins on the movable mould, the number of the sixth installation blocks is two in a symmetrical mode, one installation block is provided with a second residual material cutting notch blanking hole, and the other installation block is provided with a first layer of outermost left end pull tab breaking part blanking hole; the blanking hole of the second excess material cutting notch is arranged corresponding to a second excess material cutting notch stamping die on the movable die, and the blanking hole of the breaking part of the outermost left end pull piece of the first layer is arranged corresponding to the male die of the breaking part of the outermost left end pull piece of the first layer;
the fifth mounting block is provided with a cutting blanking hole between the three adjacent pull tabs of the first layer, a cutting blanking hole for the residual materials at the middle part of the pull tab at the outermost side of the first layer and a cutting blanking hole for the residual materials at the middle part of the pull tab at the innermost side of the first layer; the cutting blanking holes between the three adjacent pull sheets of the first layer are correspondingly arranged with the cutting convex dies between the three adjacent pull sheets of the first layer on the movable die, the cutting blanking holes of the middle part of the outermost pull sheet of the first layer are correspondingly arranged with the cutting convex dies of the middle part of the first layer of the outermost pull sheet on the movable die, and the cutting blanking holes of the middle part of the innermost pull sheet of the first layer are correspondingly arranged with the cutting convex dies of the middle part of the first layer of the innermost pull sheet on the movable die;
the seventh mounting block is provided with a first layer of innermost right-end pull tab breaking-out part blanking hole and a first layer of outermost right-end pull tab breaking-out part blanking hole, the first layer of innermost right-end pull tab breaking-out part blanking hole is arranged corresponding to a first layer of innermost right-end pull tab breaking-out part male die on the movable die, and the first layer of outermost right-end pull tab breaking-out part blanking hole is arranged corresponding to a first layer of outermost right-end pull tab breaking-out part male die;
the eighth mounting block is provided with a cutting blanking hole and a positioning pin hole at the tail end of the third section; the cutting blanking hole is arranged corresponding to the cutting male die on the movable die, the positioning pin hole at the tail end of the third section is arranged corresponding to the positioning pin at the tail end of the third section on the movable die,
the diameter of the positioning hole on the fixed die is 0.2mm larger than the diameter of the positioning pin on the movable die corresponding to the positioning hole, and the diameter of each blanking hole on the fixed die is 0.2mm larger than the diameter of the male die on the movable die corresponding to the blanking hole;
two material starting stop pins arranged in the same row are arranged at the joint part of the first section of the movable die and the second section of the movable die; the positions of the two material starting stop pins arranged in the same row correspond to the positions of the two punching male dies arranged in the same row and positioned at the right end positioning holes of the second layer blanking pull piece;
the first section of the movable die is provided with two punching male dies positioned at the right end locating holes of the second layer blanking pull pieces arranged in the same row, and two punching male dies positioned at the right end locating holes of the second layer blanking pull pieces arranged in the same row are arranged in parallel;
two groups of punching male dies of the left end breaking parts of the second layer blanking pull pieces positioned in the same row are arranged on the right sides of the punching male dies of the left end positioning holes of the two second layer blanking pull pieces;
three first-layer pull piece right-end positioning punching male dies positioned in the same row are arranged on the right side of the second-layer blanking pull piece left-end breaking part punching male die; two groups of punching male dies positioned at the right end breaking part of the second layer blanking pull piece in the same row are arranged on the right side of the positioning punching male die at the left end of the first layer pull piece;
the second section of the movable die is provided with a first excess material cutting gap die, a second excess material cutting gap die, a third excess material cutting gap die, a fourth excess material cutting gap die and a second layer blanking male die;
the first excess material cutting notch die is used for cutting a first excess material cutting notch formed after the outermost first layer of the pull-tab excess material, the second excess material cutting notch die is used for cutting a first excess material cutting notch formed after the innermost first layer of the pull-tab excess material, the third excess material cutting notch die is used for cutting a third excess material cutting notch formed after the outermost first layer of the pull-tab excess material, and the fourth excess material cutting notch die is used for cutting a fourth excess material cutting notch formed after the innermost first layer of the pull-tab excess material; the second layer blanking male die is used for punching the second layer blanking pull piece;
the third section of the movable die is provided with a third section locating pin, a first layer outermost left end pull tab breaking part male die, a first layer cutting male die between three adjacent pull tabs, a first layer outermost pull tab middle cutting male die, a first layer innermost right end pull tab breaking part male die, a first layer outermost right end pull tab breaking part male die, a cutting male die and a third section tail end locating pin.
Drawings
FIG. 1 is a schematic view of the structure of a pull tab of the present invention.
Fig. 2 is a schematic view of the structure of the pull tab placed in concrete.
Fig. 3 is a front view of the punch press.
Fig. 4 is a schematic structural view (plan view) of a punch press stationary mold.
Fig. 5 is a schematic structural view (bottom view) of a movable die of the punch press.
FIG. 6 is a schematic diagram of the structure of the strip formed in each section of the stationary mold.
Fig. 7 is a view of three positions of two clips sandwiched between the same row of tabs.
Fig. 8 is a view of four locations of three clips sandwiched between the same row of tabs.
Detailed Description
The invention is described below with reference to the drawings and examples:
a punch press for producing pull tabs, see fig. 1 to 8, in which:
a pull tab 1; the left end 101 of the pull piece, the right end 102 of the pull piece, the pull piece knocking part 103, the pin hole 104, the first layer pull piece 1-1, the second layer blanking pull piece 1-2, the knocking part residual blanking hole 1-3 and the cutting part 1-4 (the shape of the cutting part is adapted to the shape of the cutting male die 408).
A motor 3; a conveyor belt 4; an aluminum sheet 10; concrete 20; a fixed mold 30; a movable die 40; and a strip steel 50.
The first section 30-1 of the fixed mold, the second section 30-2 of the fixed mold, the third section 30-3 of the fixed mold, the first integral mounting block 301, the second integral mounting block 302, the third integral mounting block 303, the fourth integral mounting block 304, the fifth integral mounting block 305, the sixth integral mounting block 306, the seventh integral mounting block 307, the eighth integral mounting block 308, and the stop pin 309.
The right end of the second layer blanking pull piece is positioned Kong Laliao holes 401-1, the left end of the second layer blanking pull piece is knocked out part blanking holes 402-1, and the left end of the second layer blanking pull piece is positioned Kong Laliao holes 403-1.
The right end of the first layer of pull tab is provided with a blanking hole 404-1, the left end of the first layer of pull tab is provided with a blanking hole 405-1, the right end of the second layer of blanking pull tab is provided with a blanking hole 406-1 of a breaking part, and the starting material is provided with a stop pin positioning hole 407-1; cutting blanking holes 408-1, first-layer innermost right-end tab knockout blanking holes 409-1, first-layer outermost right-end tab knockout blanking holes 4020-1, first-layer three-adjacent-tab inter-cut blanking holes 4010-1, first-layer innermost left-end tab knockout blanking holes 4011-1, first-layer outermost left-end tab knockout blanking holes 4019-1, third-section positioning pin holes 4012-1, first-trim cut blanking holes 4017-1, second-trim cut notch blanking holes 4014-1, third-trim cut notch blanking holes 4018-1, fourth-trim cut notch blanking holes 4013-1, third-section end positioning pin holes 4015-1; the second layer blanking hole 4016-1, the first layer outermost tab intermediate portion excess material cutoff blanking hole 4021-1, and the first layer innermost tab intermediate portion excess material cutoff blanking hole 4022-1.
The first section 40-1 of the movable die, the second section 40-2 of the movable die, the third section 40-3 of the movable die, the punching male die 401 of the positioning hole at the right end of the second layer blanking pull piece, the punching male die 402 of the breaking part at the left end of the second layer blanking pull piece and the punching male die 403 of the positioning hole at the left end of the second layer blanking pull piece.
The right end of the first layer of pull tab is positioned with a punching male die 404, the left end of the first layer of pull tab is positioned with a punching male die 405, the right end of the second layer of blanking pull tab is knocked out with a punching male die 406, and a starting material stop pin 407 is arranged; a cutting male die 408, a first-layer innermost right-end tab breaking portion male die 409, a first-layer outermost right-end tab breaking portion male die 4020, a first-layer three-adjacent-tab cutting male die 4010, a first-layer innermost left-end tab breaking portion male die 4011, a first-layer outermost left-end tab breaking portion male die 4019, a third-stage positioning pin 4012, a first remainder cutting notch die 4017, a second remainder cutting notch die 4014, a third remainder cutting notch die 4018, a fourth remainder cutting notch die 4013, and a third-stage end positioning pin 4015; the second layer blanking punch 4016, the first layer outermost tab intermediate portion excess material cutting punch 4021, and the first layer innermost tab intermediate portion excess material cutting punch 4022.
The right end hole 50-1, the left end hole 50-2, the first excess material cutting notch 50-3, the second excess material cutting notch 50-4, the third excess material cutting notch 50-5, the fourth excess material cutting notch 50-6, the fifth excess material cutting notch 50-7, the sixth excess material cutting notch 50-8, the first intermediate pull tab 50-9 and the second intermediate pull tab 50-10.
In this embodiment, the feeder 2 is disposed at one side of a punch body, the punch body is composed of a fixed die 30 and a movable die 40, a lower layer pull-tab conveying device is disposed on the fixed die 30, the conveying device is composed of a motor 3, a driving wheel, a conveying belt 4 and the like, the motor 3 is provided with the conveying belt 4 through the driving wheel, and the conveying belt 4 is used for conveying pull tabs 1-2 of the second layer blanking.
The fixed die 40 and the 30 movable die 40 are respectively arranged into three sections: the first section 40-1 of the movable mold corresponds to the first section 30-1 of the fixed mold, the second section 40-2 of the movable mold corresponds to the second section 30-2 of the fixed mold, and the third section 40-3 of the movable mold corresponds to the third section 30-3 of the fixed mold.
The movable die is provided with a pulling-on hole male die which means that: the second layer blanking pull piece right end locating hole punch 401, the second layer blanking pull piece left end locating hole punch 403, the first layer pull piece right end locating punch 404 and the first layer pull piece left end locating punch 405.
The excess material punching male die on the movable die is as follows: the second-layer blanking tab left-end breaking portion punching punch 402, the second-layer blanking tab right-end breaking portion punching punch 406, the fourth remainder cutting notch die 4013, the second remainder cutting notch die 4014, the first remainder cutting notch die 4017, and the third remainder cutting notch die 4018.
The second layer of pull sheet punching die on the movable die refers to a second layer of blanking male die 4016.
The feeder 2 is arranged on one side of the punch body, and a blanking hole is arranged on the upper plane of the fixed die 30: the blanking hole of the blanking pull piece is located Kong Laliao holes 401-1 on the right end of the second layer, the blanking hole 402-1 on the breaking part of the left end of the blanking pull piece, the locating Kong Laliao holes 403-1 on the left end of the second layer, the blanking hole 404-1 on the right end of the first layer, the locating blanking hole 405-1 on the left end of the first layer, the blanking hole 406-1 on the breaking part of the right end of the blanking pull piece, the location hole 407-1 on the starting material stop pin, the cutting blanking hole 408-1, the blanking hole 409-1 on the breaking part of the innermost right end of the first layer, the blanking hole 4010-1 on the breaking part of the outermost right end of the first layer, the blanking hole 4010-1 on the cutting part of the innermost left end of the first layer, the blanking hole 4019-1 on the outermost left end of the first layer, the third section location pin hole 4012-1 on the third section, the blanking hole 4017-1 on the first blank cut off, the third section 4014-1 on the fourth gap 4011, and the fourth gap 4011 on the end of the third section 4011; the second layer blanking hole 4016-1, the first layer outermost tab intermediate portion excess material cutoff blanking hole 4021-1 and the first layer innermost tab intermediate portion excess material cutoff blanking hole 4022-1.
As shown in fig. 7, three right end holes 50-1, which are arranged in the same column and eventually form three tabs, and three left end holes 50-2, which are arranged in the same column and eventually form three tabs; the right end hole 50-1 and the left end hole 50-2 are blanking holes belonging to the second integral mounting block 302 and the remainder blanking holes of the third integral mounting block 303 of the first section 30-1 of the fixed mold; when moved by the feeder 2 to the second section 30-2 of the stationary mold as illustrated in fig. 7, it is represented by a right end hole 50-11 and a left end hole 50-21.
A first remainder cutting notch 50-3 formed on the right side of the middle portion of one tab (the outer one in fig. 7) with the right end hole 50-11 and a second remainder cutting notch 50-4 formed on the right side of the middle portion of the inner one of fig. 7 symmetrically with the first remainder cutting notch 50-3.
A third remainder cutting notch 50-5 formed at the left side of the middle part of one tab with the left end hole 50-21 and a fourth remainder cutting notch 50-6 formed at the left side of the middle part of one tab on the inner side of fig. 7 symmetrically arranged with the third remainder cutting notch 50-5; a fifth excess stock removal notch 50-7 formed at the right side of the middle portion of one tab at the end of the third excess stock removal notch 50-5, the fifth excess stock removal notch 50-7 being symmetrically disposed with the third excess stock removal notch 50-5; and the fourth excess stock removal notch 50-6 is formed to the right of the center portion of one tab as the sixth excess stock removal notch 50-8.
The first, second, third, fourth, fifth and sixth excess material removal notches 50-3, 50-4, 50-5, 50-6, 50-7 and 50-8 also fall from the blanking tab hole 304, wherein the two second layer blanking tabs falling from the blanking tab hole 304: first intermediate tab 50-9 and second intermediate tab 50-10.
The fixed die 30 is provided with a left blanking hole and a pull-tab blanking hole (the left blanking hole refers to a second layer blanking pull-tab right end positioning Kong Laliao hole 401-1, a second layer blanking pull-tab left end knocking part blanking hole 402-1, a second layer blanking pull-tab left end positioning Kong Laliao hole 403-1, a first layer pull-tab right end positioning blanking hole 404-1, a first layer pull-tab left end positioning blanking hole 405-1, a second layer blanking pull-tab right end knocking part blanking hole 406-1, a fourth residual material cutting notch blanking hole 4013-1, a first residual material cutting notch blanking hole 4017-1 and a third residual material cutting notch blanking hole 4018-1) and other parts form a supporting position of a pull-tab to be formed.
The fixed die 30 is sequentially provided with a remaining pull piece blanking hole, and each group of pull pieces formed by finally punching and blanking are arranged in parallel at least in three, and blanking pull pieces are formed in the area between every two adjacent pull pieces in each group of three pull pieces.
The discharge end of the fixed die 30 is provided with a cutting blanking hole 408-1, the cutting blanking hole 408-1 corresponds to a cutting male die 408 on the movable die 40, and the end face of the cutting male die 408 is of an I-steel structure.
The movable die 40 is divided into three sections: the movable mould 40 is provided with a pulling piece hole punch, a residual material punch and a lower layer pulling piece punch die, and the movable mould 40 is provided with a movable mould first section 40-1, a movable mould second section 40-2 and a movable mould third section 40-3.
The second layer of blanking pull tab refers to a blanking layer which falls on the conveyer belt 4 and is output to a designated station through the conveyer belt 4, and does not refer to a steel plate which is punched into two layers of pull tabs.
The cutting punch 408 is sized to accommodate the front and rear adjacent sets of tab heads and tails.
The first integral mounting block 301, the second integral mounting block 302 and the third integral mounting block 303 which are arranged on the first section 30-1 of the fixed die are respectively used for being partially replaced when the blanking hole on the first integral mounting block is seriously worn to influence the blanking precision requirement, so that the problem of the increase of the cost of the integral replacement of the fixed die is solved. As shown in fig. 5. The fixed die 30 is provided with a limiting pin 309, limiting pins 309 are respectively arranged at two sides of the pre-passing strip steel 50 and used for the strip steel 50 to pass smoothly, the limiting pins are in a structure with large diameters at two ends and small diameters in the middle, and correspondingly, the movable die 40 is provided with concave holes which are adapted to the protruding parts of the limiting pins 309. The movable die 40 is also provided with a stopper pin (not shown) for pre-passing the strip steel 50.
The first section of the fixed die is provided with a first integral mounting block 301, a second integral mounting block 302 and a third integral mounting block 303; the fixed die is provided with a limiting pin 3096, the first integral mounting block 301 is provided with two second-layer blanking pull piece right end positioning Kong Laliao holes 401-1, and the second-layer blanking pull piece end positioning Kong Laliao holes 401-1 are correspondingly arranged with the second-layer blanking pull piece right end positioning hole punching male die 401 on the movable die.
The second integral mounting block is provided with a second layer blanking pull piece left end breaking part blanking hole 402-1, a second layer blanking pull piece left end positioning Kong Laliao hole 403-1 and a first layer pull piece right end positioning blanking hole 404-1, and each blanking hole on the second integral mounting block corresponds to a male die on the movable die respectively: the second layer blanking pull piece left end breaking part punching male die 402, the second layer blanking pull piece left end positioning hole punching male die 403 and the first layer pull piece right end positioning punching male die 404.
The third integral mounting block is provided with a first layer of pull piece left end positioning blanking hole 405-1 and a second layer of blanking pull piece right end breaking part blanking hole 406-1, the first layer of pull piece left end positioning blanking hole 405-1 is correspondingly arranged with a first layer of pull piece left end positioning punching die 405 on the movable die, and the second layer of blanking pull piece right end breaking part blanking hole 406-1 is correspondingly arranged with a second layer of blanking pull piece right end breaking part punching die 406 on the movable die.
The second section of the fixed die is provided with a starting material stop pin positioning hole 407-1 and a fourth integral mounting block 304, the fourth integral mounting block is provided with a fourth residual material cutting notch blanking hole 4013-1, a second residual material cutting notch blanking hole 4014-1, a second layer blanking hole 4016-1, a first residual material cutting notch blanking hole 4017-1 and a third residual material cutting notch blanking hole 4018-1, the fourth residual material cutting notch blanking hole 4013-1 is correspondingly arranged with a fourth residual material cutting notch die 4013 on the movable die, the second residual material cutting notch blanking hole 4014-1 is correspondingly arranged with a second residual material cutting notch die 4014 on the movable die, the second layer blanking hole 4016-1 is correspondingly arranged with a second layer blanking punch 4016 on the movable die, the first residual material cutting notch blanking hole 4017-1 is correspondingly arranged with a first residual material cutting notch die 4017 on the movable die, and the third residual material cutting notch blanking hole 4018-1 is correspondingly arranged with a third residual material cutting notch die 4018 on the movable die.
A third section of the fixed die is provided with a third section positioning pin hole 4012-1, a fifth integral mounting block 305, a sixth integral mounting block 306, a seventh integral mounting block 307 and an eighth integral mounting block 308; the third section of positioning pin holes 4012-1 are correspondingly arranged with the third section of positioning pins 4012 on the movable mould, the number of the sixth integral mounting blocks 306 is symmetrically arranged in two, one mounting block is provided with second residual material cutting notch blanking holes 4014-1, and the other mounting block is provided with a first layer of outermost left end pulling-on piece knocking-out part blanking holes 4019-1; the second excess material cutting notch blanking hole 4014-1 is arranged corresponding to the second excess material cutting notch die 4014 on the movable die, the first layer outermost left end tab breaking part blanking hole 4019-1 is arranged corresponding to the first layer outermost left end tab breaking part male die 4019,
the fifth integral mounting block 305 is provided with a first layer of three adjacent tab cut-off blanking holes 4010-1, a first layer of outermost tab intermediate portion excess cut-off blanking holes 4021-1, and a first layer of innermost tab intermediate portion excess cut-off blanking holes 4022-1; the cutting blanking hole 4010-1 between the first three adjacent pull tabs is correspondingly arranged with the cutting punch 4010 between the first three adjacent pull tabs on the movable die, the first-layer outermost-pull-tab intermediate-portion residual cutting blanking hole 4021-1 is correspondingly arranged with the first-layer outermost-pull-tab intermediate-portion residual cutting punch 4021 on the movable die, and the first-layer innermost-pull-tab intermediate-portion residual cutting blanking hole 4022-1 is correspondingly arranged with the first-layer innermost-pull-tab intermediate-portion residual cutting punch 4022 on the movable die. The seventh integral mounting block is provided with a first layer innermost right-end pull tab breaking-out part blanking hole 409-1 and a first layer outermost right-end pull tab breaking-out part blanking hole 4020-1, the first layer innermost right-end pull tab breaking-out part blanking hole 409-1 is arranged corresponding to a first layer innermost right-end pull tab breaking-out part male die 409 on the movable die, and the first layer outermost right-end pull tab breaking-out part blanking hole 4020-1 is arranged corresponding to a first layer outermost right-end pull tab breaking-out part male die 4020.
The blanking hole on the first integral mounting block 301 is used for dropping the excess material punched from the first section 40-1 of the movable die: comprises two second-layer blanking pull-tab right-end male dies 401 arranged in parallel.
The blanking holes on the second integral mounting block 302 are used for dropping the residual materials punched by the two second-layer blanking pull piece left end positioning hole punching male dies 403, the residual materials punched by the second-layer blanking pull piece left end breaking part punching male dies 402 and the residual materials punched by the three first-layer pull piece right end positioning punching male dies 404 which are arranged in parallel, wherein the two second-layer blanking pull piece left end positioning hole punching male dies are arranged in the same row.
The blanking hole on the third integral mounting block 303 is used for dropping the excess material punched by the first layer of pull-tab left end positioning punching male die 405 and the excess material punched by the second layer of blanking pull-tab right end breaking part punching male die 406.
Two material starting stop pins 407 which are arranged in the same row are arranged at the joint part of the first section 40-1 of the movable mould and the second section 40-2 of the movable mould; the two starting material stop pins 407 arranged in the same row correspond to the punching male dies 401 of the right end positioning holes of the two second layer blanking pull tabs arranged in parallel, when the strip steel moves by one station under the stepping action of the feeder 2, the residual material holes punched by the punching male dies 401 of the right end positioning holes of the second layer blanking pull tabs run on the starting material stop pins 407, so that when the strip steel 50 runs on one station, the starting material stop pins 407 do not mainly act on the initial end of the strip steel 50, and when the strip steel 50 runs on the position, the starting material stop pins 407 do not interfere and limit the strip steel 50.
The first section 40-1 of the movable die is provided with two punching male dies 401 which are positioned at the right end locating holes of the second layer blanking pull pieces and are arranged in the same row, and two punching male dies 403 which are positioned at the right end locating holes of the second layer blanking pull pieces and are arranged at the right side of the punching male dies 401 which are positioned at the right end of the second layer blanking pull pieces and are arranged in the same row are arranged in parallel.
Two groups of punching male dies 402 of the left end breaking part of the second layer blanking pull piece positioned in the same row are arranged on the right side of the punching male dies 403 of the left end positioning hole of the two second layer blanking pull pieces, as shown in fig. 6, two groups of male dies 402 are respectively arranged at positions with the middle part of the pull piece as the symmetrical center, and the shape of each group of male dies is matched with the breaking part of the pull piece.
Three first-layer pull piece right-end positioning punching male dies 404 positioned in the same row are arranged on the right side of the second-layer blanking pull piece left-end breaking part punching male die 402, and three first-layer pull piece left-end positioning punching male dies 405 positioned in the same row are arranged on the right side of the three first-layer pull piece right-end positioning punching male dies 404 positioned in the same row; the right side of the first layer pull tab left end positioning punch 405 is provided with two groups (each group is fed and punched for the breaking part of one second layer blanking pull tab) of second layer blanking pull tab right end breaking part punching punches 406 positioned in the same column.
The movable die second section 40-2 is provided with a first excess material cutting notch die 4017, a second excess material cutting notch die 4014, a third excess material cutting notch die 4018, a fourth excess material cutting notch die 4013, and a second layer blanking punch 4016.
The first excess stock removal notch die 4017 is used to remove the first excess stock removal notch 50-3 formed after the outermost first layer tab excess stock as shown in fig. 7, the second excess stock removal notch die 4014 is used to remove the first excess stock removal notch 50-4 formed after the innermost first layer tab excess stock as shown in fig. 7, the third excess stock removal notch die 4018 is used to remove the third excess stock removal notch 50-5 formed after the outermost first layer tab excess stock as shown in fig. 7, and the fourth excess stock removal notch die 4013 is used to remove the fourth excess stock removal notch 50-6 formed after the innermost first layer tab excess stock as shown in fig. 7; the second layer blanking punch 4016 is used for punching the second layer blanking pull tab.
As shown in fig. 6, the start stop pin 407 is located at a position (more second sections are placed on the second section 40-2 of the movable mold) to the right of the joint between the first section 40-1 and the second section 40-2 of the movable mold, and this position depends on factors such as the dimensions and relative positional relationship of the second layer blanking tab and the first layer tab (the dimensions and specifications of the first layer tab and the second layer blanking tab are identical).
The third section 40-3 of the movable die is provided with a third section locating pin 4012, a first layer outermost left end tab breaking portion punch 4019, a first layer three adjacent inter-tab cutting punch 4010, a first layer outermost tab intermediate portion cutting punch 4021, a first layer innermost tab intermediate portion cutting punch 4022, a first layer innermost right end tab breaking portion punch 409, a first layer outermost right end tab breaking portion punch 4020, a cutting punch 408 and a third section end locating pin 4015.
Three third stage locating pins 4012 are used for locating three locating holes on the left side of the first layer of tabs where the strip 50 shown in fig. 7 is cut and preformed to this position; the third end locating pin 4015 is used to locate the three locating holes on the left of the front-most set of first tier tabs that run to that location as shown in fig. 7 that were last cut.
The first-layer innermost left-end tab breaking portion punch 4011 and the first-layer outermost left-end tab breaking portion punch 4019 are respectively used for cutting off the remainder of the first-layer innermost left-end tab breaking portion and the first-layer outermost left-end tab breaking portion; the positions of the first layer innermost left end tab breaking portion punch 4011 and the first layer outermost left end tab breaking portion punch 4019 are arranged corresponding to blanking holes on the two symmetrically arranged sixth integral mounting blocks 306 on the third section 30-3 of the stationary mold.
The first layer outermost tab intermediate portion remainder cutting punch 4021 is for cutting off the remainder formed between the third remainder cutting notch 50-5 and the fifth remainder cutting notch 50-7 in the right end of the second section 30-2 of the stationary mold as shown in fig. 7.
The first-layer innermost tab intermediate portion remainder cutting punch 4022 is for cutting the remainder formed between the fourth remainder cutting notch 50-6 and the sixth remainder cutting notch 50-8 as shown in fig. 7.
The severing punch 4010 between the three adjacent tabs of the first layer is used to sever the formed matrix between the three formed tabs of the first layer as shown in fig. 7; the positions of the first-layer outermost tab intermediate portion excess material cutting punch 4021, the first-layer innermost tab intermediate portion excess material cutting punch 4022, and the cutting punch 4010 between the first-layer three adjacent tabs are set corresponding to blanking holes on the fifth integral mounting block 305 on the stationary mold 30.
The first layer innermost right end tab knockout punch 409 is used to sever the first layer innermost right end tab knockout residue that travels to this position as shown in fig. 7. The first layer outermost right-end tab knockout punch 4020 is for cutting off the first layer outermost right-end tab knockout remainder that has run to this position as shown in fig. 7.
The first-layer innermost right-end tab breaking portion punch 409 and the first-layer outermost right-end tab breaking portion punch 4020 correspond to blanking holes on the two seventh integral mounting blocks 307 on the stationary mold 30.
Three cutting punches 408 are used to cut the remainder between the ends of the first two sets of tabs as shown in fig. 7, the cutting punches 408 being positioned to correspond to the blanking holes in the eighth integral mounting block 308 of the stationary mold 30.
A fifth integral mounting block 305 is arranged in the middle of the third section 30-3 of the fixed die; a sixth integral mounting block 306 is provided on the left side of the fifth integral mounting block 305, and a first layer innermost left end tab knockout tribe hole 4011-1 and a first layer outermost left end tab knockout tribe hole 4019-1 are provided on the sixth integral mounting block 306.
Two seventh integral mounting blocks 307 are arranged on the right side of the fifth integral mounting block 306, the two seventh integral mounting blocks 307 are symmetrically arranged by taking a symmetrical central line in the length direction of the fixed die as a symmetrical center, a first layer of outmost right-end pull tab breaking part blanking holes 4020-1 are arranged on one seventh integral mounting block 307, a first layer of outmost right-end pull tab breaking part blanking holes 409-1 are arranged on the other seventh integral mounting block 307, and the first layer of outmost right-end pull tab breaking part blanking holes 4020-1 are correspondingly arranged with the first layer of outmost right-end pull tab breaking part male dies 4020; the first layer innermost right end tab breaking part blanking hole 409-1 is arranged corresponding to the first layer innermost right end tab breaking part male die 409 on the movable die, and the first layer outermost right end tab breaking part blanking hole 4020-1 is arranged corresponding to the first layer outermost right end tab breaking part male die 4020; the eighth integral mounting block is provided with a cutting blanking hole 408-1 and a third section tail end positioning pin hole 4015-1; the cutting blanking hole 408-1 is arranged corresponding to the cutting male die 408 on the movable die, the third section end positioning pin hole 4015-1 is arranged corresponding to the third section end positioning pin 4015 on the movable die, and the diameters of all the positions of the positioning and/or blanking holes on the fixed die corresponding to the positioning pins and/or male dies on the movable die are respectively larger than 0.2mm.
The first outermost tab is the final tab shown in fig. 7 with the third slug cut 50-5 and the second innermost tab is the final tab shown in fig. 7 with the fourth slug cut 50-6.
Two first layer pull tab right shoulder blanking holes: the first layer outermost right-hand tab knockout hole 4020-1 and the first layer innermost right-hand tab knockout hole 409-1.
The eighth integral mounting block 308 on the right side of the seventh integral mounting block 307 is provided with a cutting blanking hole 408-1 and a third section end positioning pin hole 4015-1; the cutting blanking hole 408-1 is arranged corresponding to the cutting male die 408 on the movable die, the third section end positioning pin hole 4015-1 is arranged corresponding to the third section end positioning pin 4015 on the movable die, and the diameters of all the positions of the positioning and/or blanking holes on the fixed die corresponding to the positioning pins and/or male dies on the movable die are respectively larger than 0.2mm.
The first to eighth integral installation blocks are used for facilitating the disassembly and the installation after the blanking hole on the fixed die is worn and the clearance between the male dies on the movable die is enlarged.
The strip steel 50 is conveyed to the punch through a feeder, the stepping feeding progress of the feeder is set according to the actual specification and size of the pull tab of the punch, and the movable die 40 and the fixed die 30 of the punch are matched with each other to perform blanking work through the stepping action of the feeder.
The present embodiment is not limited to the above, and on the premise of meeting the width of the strip steel 50 and the sizes of the pull tabs, each group of the first pull tabs located in the same row may be arranged in parallel to four or more, and the second layer of blanking pull tabs are arranged between the adjacent first pull tabs, so that the production efficiency is improved, and the quantity of the excess materials is greatly reduced.
Claims (1)
1. The utility model provides a production punch press for pulling-on piece, includes the punch press body, dress movable mould and cover half on the punch press body, its characterized in that: the fixed die is provided with a residual material blanking hole, a blanking pulling-tab hole and a pulling-tab supporting position to be formed, and the movable die is provided with a pulling-tab hole male die, a residual material punching male die and a second layer pulling-tab punching die; each group of pull tabs are arranged in the same column and are at least three, and a second layer of blanking pull tabs are formed in the area between every two adjacent pull tabs in each group of three pull tabs; a cutting male die is arranged at the discharge end of the movable die; the punch body is provided with a second layer blanking pull-tab conveying device;
the fixed die and the movable die are respectively arranged into three sections: the first section of the movable mould corresponds to the first section of the fixed mould, the second section of the movable mould corresponds to the second section of the fixed mould, and the third section of the movable mould corresponds to the third section of the fixed mould;
the first section of the fixed die is provided with a first integral installation block, a second integral installation block and a third integral installation block; the fixed die is provided with a limiting pin, the first integral mounting block is provided with two second-layer blanking pull piece right end positioning Kong Laliao holes, and the second-layer blanking pull piece right end positioning Kong Laliao holes are correspondingly arranged with the second-layer blanking pull piece right end positioning hole punching male die on the movable die;
be provided with second floor blanking pull tab left end on the second integral erection piece and knock out portion blanking hole, second floor blanking pull tab left end location Kong Laliao hole and first floor pull tab right-hand member location blanking hole, each blanking hole on the aforesaid second integral erection piece corresponds with the terrace die on the movable mould respectively: a second layer blanking pull piece left end breaking part punching male die, a second layer blanking pull piece left end positioning hole punching male die and a first layer pull piece right end positioning punching male die;
the third integral installation block is provided with a first layer of pull piece left end positioning blanking hole and a second layer of blanking pull piece right end breaking part blanking hole, the first layer of pull piece left end positioning blanking hole is arranged corresponding to a first layer of pull piece left end positioning punching die on the movable die, and the second layer of blanking pull piece right end breaking part blanking hole is arranged corresponding to a second layer of blanking pull piece right end breaking part punching die on the movable die;
a second section of the fixed die is provided with a starting material stop pin positioning hole and a fourth integral mounting block, a fourth residual material cutting notch blanking hole, a second layer blanking hole, a first residual material cutting notch blanking hole and a third residual material cutting notch blanking hole are arranged on the fourth integral mounting block,
the fourth excess material cutting notch blanking hole is arranged corresponding to a fourth excess material cutting notch die on the movable die, the second excess material cutting notch blanking hole is arranged corresponding to a second excess material cutting notch die on the movable die, the second layer blanking hole is arranged corresponding to a second layer blanking male die on the movable die, the first excess material cutting notch blanking hole is arranged corresponding to a first excess material cutting notch die on the movable die, and the third excess material cutting notch blanking hole is arranged corresponding to a third excess material cutting notch die on the movable die;
a third section of the fixed die is provided with a third section of positioning pin hole, a fifth integral mounting block, a sixth integral mounting block, a seventh integral mounting block and an eighth integral mounting block;
the third section of positioning pin holes are arranged corresponding to the third section of positioning pins on the movable mould, the number of the sixth installation blocks is two in a symmetrical mode, one installation block is provided with a second residual material cutting notch blanking hole, and the other installation block is provided with a first layer of outermost left end pull tab breaking part blanking hole; the blanking hole of the second excess material cutting notch is arranged corresponding to a second excess material cutting notch stamping die on the movable die, and the blanking hole of the breaking part of the outermost left end pull piece of the first layer is arranged corresponding to the male die of the breaking part of the outermost left end pull piece of the first layer;
the fifth mounting block is provided with a cutting blanking hole between the three adjacent pull tabs of the first layer, a cutting blanking hole for the residual materials at the middle part of the pull tab at the outermost side of the first layer and a cutting blanking hole for the residual materials at the middle part of the pull tab at the innermost side of the first layer; the cutting blanking holes between the three adjacent pull sheets of the first layer are correspondingly arranged with the cutting convex dies between the three adjacent pull sheets of the first layer on the movable die, the cutting blanking holes of the middle part of the outermost pull sheet of the first layer are correspondingly arranged with the cutting convex dies of the middle part of the first layer of the outermost pull sheet on the movable die, and the cutting blanking holes of the middle part of the innermost pull sheet of the first layer are correspondingly arranged with the cutting convex dies of the middle part of the first layer of the innermost pull sheet on the movable die;
the seventh mounting block is provided with a first layer of innermost right-end pull tab breaking-out part blanking hole and a first layer of outermost right-end pull tab breaking-out part blanking hole, the first layer of innermost right-end pull tab breaking-out part blanking hole is arranged corresponding to a first layer of innermost right-end pull tab breaking-out part male die on the movable die, and the first layer of outermost right-end pull tab breaking-out part blanking hole is arranged corresponding to a first layer of outermost right-end pull tab breaking-out part male die;
the eighth mounting block is provided with a cutting blanking hole and a positioning pin hole at the tail end of the third section; the cutting blanking hole is arranged corresponding to the cutting male die on the movable die, the positioning pin hole at the tail end of the third section is arranged corresponding to the positioning pin at the tail end of the third section on the movable die,
the diameter of the positioning hole on the fixed die is 0.2mm larger than the diameter of the positioning pin on the movable die corresponding to the positioning hole, and the diameter of each blanking hole on the fixed die is 0.2mm larger than the diameter of the male die on the movable die corresponding to the blanking hole;
two material starting stop pins arranged in the same row are arranged at the joint part of the first section of the movable die and the second section of the movable die; the positions of the two material starting stop pins arranged in the same row correspond to the positions of the two punching male dies arranged in the same row and positioned at the right end positioning holes of the second layer blanking pull piece;
the first section of the movable die is provided with two punching male dies positioned at the right end locating holes of the second layer blanking pull pieces arranged in the same row, and two punching male dies positioned at the right end locating holes of the second layer blanking pull pieces arranged in the same row are arranged in parallel;
two groups of punching male dies of the left end breaking parts of the second layer blanking pull pieces positioned in the same row are arranged on the right sides of the punching male dies of the left end positioning holes of the two second layer blanking pull pieces;
three first-layer pull piece right-end positioning punching male dies positioned in the same row are arranged on the right side of the second-layer blanking pull piece left-end breaking part punching male die; two groups of punching male dies positioned at the right end breaking part of the second layer blanking pull piece in the same row are arranged on the right side of the positioning punching male die at the left end of the first layer pull piece;
the second section of the movable die is provided with a first excess material cutting gap die, a second excess material cutting gap die, a third excess material cutting gap die, a fourth excess material cutting gap die and a second layer blanking male die;
the first excess material cutting notch die is used for cutting a first excess material cutting notch formed after the outermost first layer of the pull-tab excess material, the second excess material cutting notch die is used for cutting a first excess material cutting notch formed after the innermost first layer of the pull-tab excess material, the third excess material cutting notch die is used for cutting a third excess material cutting notch formed after the outermost first layer of the pull-tab excess material, and the fourth excess material cutting notch die is used for cutting a fourth excess material cutting notch formed after the innermost first layer of the pull-tab excess material; the second layer blanking male die is used for punching the second layer blanking pull piece;
the third section of the movable die is provided with a third section locating pin, a first layer outermost left end pull tab breaking part male die, a first layer cutting male die between three adjacent pull tabs, a first layer outermost pull tab middle cutting male die, a first layer innermost right end pull tab breaking part male die, a first layer outermost right end pull tab breaking part male die, a cutting male die and a third section tail end locating pin.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810169373.XA CN108160816B (en) | 2018-02-28 | 2018-02-28 | Punch press for producing pull tab |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810169373.XA CN108160816B (en) | 2018-02-28 | 2018-02-28 | Punch press for producing pull tab |
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| CN108160816A CN108160816A (en) | 2018-06-15 |
| CN108160816B true CN108160816B (en) | 2023-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810169373.XA Active CN108160816B (en) | 2018-02-28 | 2018-02-28 | Punch press for producing pull tab |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108906958A (en) * | 2018-08-31 | 2018-11-30 | 高志军 | A kind of production technology of aluminum alloy pattern plate pulling-on piece |
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| CN206567450U (en) * | 2017-02-08 | 2017-10-20 | 温岭市大溪大业冲件有限公司 | Punch press with stable discharging |
| CN206824439U (en) * | 2017-06-07 | 2018-01-02 | 东莞市铭科精技五金制品有限公司 | One kind auxiliary bending mold device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| SU1703221A1 (en) * | 1989-07-14 | 1992-01-07 | Проектно-Конструкторский И Технологический Институт "Карагандаиндустройпроект" | Apparatus for making bent parts from piece blanks |
| CN101386044A (en) * | 2007-09-14 | 2009-03-18 | 法因图尔知识产权股份公司 | Method and device for fine cutting and forming of a workpiece |
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| WO2009138132A1 (en) * | 2008-05-16 | 2009-11-19 | STE Gesellschaft für Dichtungstechnik mbH | Single-layer seal or sealing layer of a multiple-layer seal, and method for its production |
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