CN103978105A - Coverage piece female mold and machining and assembling method thereof - Google Patents
Coverage piece female mold and machining and assembling method thereof Download PDFInfo
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- CN103978105A CN103978105A CN201410197061.1A CN201410197061A CN103978105A CN 103978105 A CN103978105 A CN 103978105A CN 201410197061 A CN201410197061 A CN 201410197061A CN 103978105 A CN103978105 A CN 103978105A
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- die cavity
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Abstract
The invention provides a coverage piece female mold which is convenient to machine and high in matching precision and a machining and assembling method thereof. The technical scheme of the invention is that the coverage piece female mold comprises a mold seat, a mold cavity and an edge pressing ring, wherein the mold cavity is formed in the mold seat; the edge pressing ring is arranged on the periphery of the mold cavity; the mold cavity is provided with a plurality of mold cavity blocks; each mold cavity block is provided with a first splicing surface and a second splicing surface; the first splicing surface is parallel to the second splicing surface; the angles between the first splicing surface and the vertical surface of each mold cavity block as well as between the second splicing surface and the vertical surface of each mold cavity block is greater than or equal to 8 degrees; a splicing groove is formed in the first splicing surface; a splicing rail is arranged on the second splicing surface. The machining and assembling method of the coverage piece female mold comprises the following steps: machining a reference surface; performing rough machining of a mold surface; performing heat treatment; machining splicing surfaces; finishing and deburring; machining other mold cavity blocks; combining and performing finish machining on the mold surface. According to the machining and assembling method, the precision of the mold is improved; the workload of a clamp bench worker is lightened; the work efficiency is improved.
Description
Technical field
The present invention relates generally to mould manufacturing field.
Background technology
Compare common mould, the mould of automobile industry has the higher accuracy of manufacture and assembly precision requirement, the erection method of die cavity piece of the prior art is for first first processing square blank material the inclined-plane of splicing seams everywhere by drawing, then combo installs in die holder and carries out digital control processing for the first time, considers that heat treated distortion need reserve certain surplus and carry out secondary digital control processing.Due to heat treated distortion, so needing pincers worker to carry out the assembling of secondary lapping-in, the oblique piece of die cavity piece could numerical control carry out final fine finishining, and the hardness of inserting after heat treatment is very large, and pincers worker bedding-in gets up to waste time and energy, and seam precision is also difficult to guarantee.
Summary of the invention
The present invention is directed to the problems referred to above, a kind of easy to process, covering die and method for processing and assembling thereof that quality of fit is high are provided.
Technical scheme of the present invention is: comprise die holder, die cavity and blank holder, it is inner that described die cavity is located at described die holder, described blank holder is located at described die cavity surrounding, described die cavity is provided with some die cavity pieces, described die cavity piece has piece face one and piece face two, angle >=8 ° of described piece face one and the parallel and described piece face one of described piece face two and described piece face two and the vertical plane of described die cavity piece;
Described piece face one is provided with splicing groove, and described piece face two is provided with splicing rail.
Described splicing groove and described piece face one are equal in length.
Described splicing rail and described piece face two are equal in length.
The width of the width of described splicing groove >=described splicing rail.
The height of the height of described splicing groove >=described splicing rail.
The distance of the bottom land of described splicing groove and described die cavity piece bottom surface equals the distance of bottom surface and the described die cavity piece bottom surface of described splicing rail.
A method for processing and assembling for covering die, process according to the following steps:
1), processing datum: described die cavity is provided with some die cavity pieces, before described die cavity piece is undressed, it is stock of square, by described blank clamping, to Digit Control Machine Tool processing datum one and datum level two, described datum level one is located at respectively in two planes that described blank is adjacent with described datum level two;
2), profile roughing: take described datum level one and described datum level two is positioning datum, on described blank, process profile, and leaving the allowance of 0.2-0.3mm, the plane that described profile is located at plane on described blank and described datum level one, described datum level two places is all adjacent;
3), heat treatment: by step 2), completing the rough machined described blank of profile heat-treats;
4), processing piece face: it is positioning datum that the described blank after heat-treating in step 3) be take to described datum level one and described datum level two, by line cutting technology, cut out piece face one and splicing groove, then still take described datum level one and described datum level two is positioning datum, by line cutting technology, cuts out piece face two and splicing rail;
5), finishing, deburring: remove the burr on described piece face one, described splicing groove, described piece face two and described splicing rail, be convenient to later stage assembling;
6), process all the other die cavity pieces: according to step 1)-5) method process die cavity piece described in all the other, the splicing angle of adjacent described die cavity piece is consistent;
7), combination, profile fine finishining: all described die cavity piece groups are stood to described die holder and carried out secondary numerical control fine finishining; Complete.
The processing method that the present invention breaks traditions, first process two adjacent datum levels, on every compact material, process corresponding profile, and reserve the accurately machined surplus of 0.2-0.3mm, and the blank that processes profile to be heat-treated, two datum levels processing before this of usining cut out piece face as benchmark, obtain die cavity piece, make the benchmark of every die cavity piece consistent, also guaranteed the precision of die cavity after splicing, then to spliced die cavity fine finishining.The present invention matches and replaces traditional artificial bedding-in of pincers worker with digital control processing and line cutting, has improved the precision of mould, has alleviated greatly again the workload of mould pincers worker, has improved operating efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention,
Fig. 2 is the perspective view one of die cavity piece in Fig. 1,
Fig. 3 is the perspective view two of die cavity piece in Fig. 1
Fig. 4 is process and assemble schematic flow sheet one of the present invention,
Fig. 5 is process and assemble schematic flow sheet two of the present invention,
Fig. 6 is process and assemble schematic flow sheet three of the present invention,
Fig. 7 is process and assemble schematic flow sheet four of the present invention;
In figure, 1 is die holder, the 2nd, and die cavity, the 21st, die cavity piece, the 211st, profile, the 212nd, splicing groove, the 213rd, splicing rail, the 3rd, blank holder, the 4th, blank, the 41st, datum level one, 42nd, datum level two, 43rd, piece face one, 44 piece face two.
The specific embodiment
The first embodiment of the present invention as Figure 1-3, comprise die holder 1, die cavity 2 and blank holder 3, described die cavity 2 is located at described die holder 1 inside, described blank holder 3 is located at described die cavity 2 surroundings, described die cavity 2 is provided with some die cavity pieces 21, described die cavity piece 21 has piece face 1 and piece face 2 44, described piece face 1 is parallel with described piece face 2 44, and angle >=8 ° of the vertical plane of described piece face 1 and described piece face 2 44 and described die cavity piece 21, described piece face 1 is provided with splicing groove 212, described piece face 2 44 is provided with splicing rail 213, described splicing groove 212 is equal in length with described piece face 1, described splicing rail 213 is equal in length with described piece face 2 44, the width of the width of described splicing groove 212 >=described splicing rail 213, the height of the height of described splicing groove 212 >=described splicing rail 213, the distance of the bottom land of described splicing groove 212 and described die cavity piece 21 bottom surfaces equals the distance of bottom surface and described die cavity piece 21 bottom surfaces of described splicing rail 213, described splicing groove 212 play the guiding role while splicing for described die cavity piece 21 with described splicing rail 213, improve assembly precision.
A method for processing and assembling for covering die, process according to the following steps:
1), processing datum (as shown in Figure 4): described die cavity 2 is provided with some die cavity pieces 21, before described die cavity piece 21 is undressed, it is stock of square 4, by described blank 4 clampings, to Digit Control Machine Tool processing datum 1 and datum level 2 42, described datum level 1 is located at respectively in two planes that described blank 4 is adjacent with described datum level 2 42;
2), profile roughing (as shown in Figure 5): according to designing requirement, take described datum level 1 and described datum level 2 42 is positioning datum, on described blank 4, process profile 211, and leave the allowance of 0.2-0.3mm, make to leave adjusting surplus after later stage assembling, the plane that described profile 211 is located at plane on described blank 4 and described datum level 1, described datum level 2 42 places is all adjacent;
3), heat treatment: by step 2), completing the rough machined described blank 4 of profile heat-treats;
4), processing piece face is (as Fig. 6, shown in 7): it is positioning datum that the described blank 4 after heat-treating in step 3) be take to described datum level 1 and described datum level 2 42, by line cutting technology, cut out piece face 1 and splicing groove 212, then still take described datum level 1 and described datum level 2 42 is positioning datum, by line cutting technology, cut out piece face 2 44 and splicing rail 213, because the described piece face of processing need fall the plane cutting at described datum level 2 42 places for 2 44 o'clock, so processing sequence need be by described piece face 1 again to institute's piece face 2 44,
5), finishing, deburring: remove the burr on described piece face 1, described splicing groove 212, described piece face 2 44 and described splicing rail 213, be convenient to later stage assembling;
6), process all the other die cavity pieces: according to step 1)-5) method process die cavity piece 21 described in all the other, the splicing angle of adjacent described die cavity piece 21 is consistent;
7), combination, profile fine finishining: 21 groups of all described die cavity pieces are stood to described die holder 1 and carry out secondary numerical control fine finishining; Complete.
Through 7 steps, just can complete the processing of covering die like this, only every compact material need be processed to two adjacent datum levels, guarantee in cutting piece face, all datum levels are consistent, can guarantee the precision of the die cavity obtaining after every die cavity piece splicing, greatly improve machining accuracy and production efficiency, also reduced the working strength of pincers worker simultaneously.
Claims (7)
1. a covering die, comprise die holder, die cavity and blank holder, it is inner that described die cavity is located at described die holder, described blank holder is located at described die cavity surrounding, it is characterized in that, described die cavity is provided with some die cavity pieces, and described die cavity piece has piece face one and piece face two, angle >=8 ° of described piece face one and the parallel and described piece face one of described piece face two and described piece face two and the vertical plane of described die cavity piece;
Described piece face one is provided with splicing groove, and described piece face two is provided with splicing rail.
2. a kind of covering die according to claim 1, is characterized in that, described splicing groove and described piece face one are equal in length.
3. a kind of covering die according to claim 1, is characterized in that, described splicing rail and described piece face two are equal in length.
4. a kind of covering die according to claim 1, is characterized in that, the width of the width of described splicing groove >=described splicing rail.
5. a kind of covering die according to claim 1, is characterized in that, the height of the height of described splicing groove >=described splicing rail.
6. a kind of covering die according to claim 1, is characterized in that, the distance of the bottom land of described splicing groove and described die cavity piece bottom surface equals the distance of bottom surface and the described die cavity piece bottom surface of described splicing rail.
7. a method for processing and assembling for a kind of covering die claimed in claim 1, is characterized in that, processes according to the following steps:
1), processing datum: described die cavity is provided with some die cavity pieces, before described die cavity piece is undressed, it is stock of square, by described blank clamping, to Digit Control Machine Tool processing datum one and datum level two, described datum level one is located at respectively in two planes that described blank is adjacent with described datum level two;
2), profile roughing: take described datum level one and described datum level two is positioning datum, on described blank, process profile, and leaving the allowance of 0.2-0.3mm, the plane that described profile is located at plane on described blank and described datum level one, described datum level two places is all adjacent;
3), heat treatment: by step 2), completing the rough machined described blank of profile heat-treats;
4), processing piece face: it is positioning datum that the described blank after heat-treating in step 3) be take to described datum level one and described datum level two, by line cutting technology, cut out piece face one and splicing groove, then still take described datum level one and described datum level two is positioning datum, by line cutting technology, cuts out piece face two and splicing rail;
5), finishing, deburring: remove the burr on described piece face one, described splicing groove, described piece face two and described splicing rail, be convenient to later stage assembling;
6), process all the other die cavity pieces: according to step 1)-5) method process die cavity piece described in all the other, the splicing angle of adjacent described die cavity piece is consistent;
7), combination, profile fine finishining: all described die cavity piece groups are stood to described die holder and carried out secondary numerical control fine finishining; Complete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410197061.1A CN103978105B (en) | 2014-05-09 | 2014-05-09 | A kind of method for processing and assembling of covering die |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410197061.1A CN103978105B (en) | 2014-05-09 | 2014-05-09 | A kind of method for processing and assembling of covering die |
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| CN103978105A true CN103978105A (en) | 2014-08-13 |
| CN103978105B CN103978105B (en) | 2016-04-27 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106514160A (en) * | 2017-01-04 | 2017-03-22 | 成都四威高科技产业园有限公司 | High-precision microwave assembly bottom face machining process |
| CN110899522A (en) * | 2019-12-19 | 2020-03-24 | 佛山市成阳正大模具五金塑料有限公司 | Process method for improving mold closing efficiency of automobile mold |
| CN111015138A (en) * | 2019-12-26 | 2020-04-17 | 广东东睦新材料有限公司 | Processing method of powder metallurgy cross slip ring die |
| CN112719819A (en) * | 2019-10-14 | 2021-04-30 | 常州星宇车灯股份有限公司 | Reference conversion method for special-shaped car lamp die part |
| CN116329400A (en) * | 2023-03-28 | 2023-06-27 | 江苏振世达汽车模具有限公司 | New energy automobile sheet metal outer covering tensile mould insert oblique piece structure |
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| JPH03180222A (en) * | 1989-12-08 | 1991-08-06 | Toyota Autom Loom Works Ltd | Manufacture of casting stock for press die |
| CN201419208Y (en) * | 2009-05-01 | 2010-03-10 | 郭玉琴 | Stamping die capable of reconstructing various shapes |
| CN201543724U (en) * | 2009-09-30 | 2010-08-11 | 江苏卡明模具有限公司 | Assembly die |
| CN103128174A (en) * | 2013-03-07 | 2013-06-05 | 沈阳化工大学 | Assembly die for cold stamping and forming of auto-body panels and design method of assembly die |
| CN203917610U (en) * | 2014-05-09 | 2014-11-05 | 江苏卡明模具有限公司 | Covering die |
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2014
- 2014-05-09 CN CN201410197061.1A patent/CN103978105B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03180222A (en) * | 1989-12-08 | 1991-08-06 | Toyota Autom Loom Works Ltd | Manufacture of casting stock for press die |
| CN201419208Y (en) * | 2009-05-01 | 2010-03-10 | 郭玉琴 | Stamping die capable of reconstructing various shapes |
| CN201543724U (en) * | 2009-09-30 | 2010-08-11 | 江苏卡明模具有限公司 | Assembly die |
| CN103128174A (en) * | 2013-03-07 | 2013-06-05 | 沈阳化工大学 | Assembly die for cold stamping and forming of auto-body panels and design method of assembly die |
| CN203917610U (en) * | 2014-05-09 | 2014-11-05 | 江苏卡明模具有限公司 | Covering die |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106514160A (en) * | 2017-01-04 | 2017-03-22 | 成都四威高科技产业园有限公司 | High-precision microwave assembly bottom face machining process |
| CN112719819A (en) * | 2019-10-14 | 2021-04-30 | 常州星宇车灯股份有限公司 | Reference conversion method for special-shaped car lamp die part |
| CN110899522A (en) * | 2019-12-19 | 2020-03-24 | 佛山市成阳正大模具五金塑料有限公司 | Process method for improving mold closing efficiency of automobile mold |
| CN111015138A (en) * | 2019-12-26 | 2020-04-17 | 广东东睦新材料有限公司 | Processing method of powder metallurgy cross slip ring die |
| CN116329400A (en) * | 2023-03-28 | 2023-06-27 | 江苏振世达汽车模具有限公司 | New energy automobile sheet metal outer covering tensile mould insert oblique piece structure |
| CN116329400B (en) * | 2023-03-28 | 2024-01-02 | 江苏振世达汽车模具有限公司 | New energy automobile sheet metal outer covering tensile mould insert oblique piece structure |
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| Publication number | Publication date |
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| CN103978105B (en) | 2016-04-27 |
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