CN104759540A - Stamping die and balance block component thereof - Google Patents
Stamping die and balance block component thereof Download PDFInfo
- Publication number
- CN104759540A CN104759540A CN201510166866.4A CN201510166866A CN104759540A CN 104759540 A CN104759540 A CN 104759540A CN 201510166866 A CN201510166866 A CN 201510166866A CN 104759540 A CN104759540 A CN 104759540A
- Authority
- CN
- China
- Prior art keywords
- balance weight
- tooth bar
- balance block
- blank holder
- zigzag tooth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
- B21D37/10—Die sets; Pillar guides
-
- 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
- B21D37/10—Die sets; Pillar guides
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
Abstract
The invention discloses a stamping die and a balance block component thereof. The balance block component comprises a lower balance block arranged on a blank holder and an upper balance block arranged on the lower balance block in a sliding mode, a guide structure and a locating structure are arranged between the upper balance block and lower balance block, the upper balance block is arranged at the lower balance block in a sliding mode along the guide structure, and the upper balance block is fixed at a preset position through the locating structure. By means of the sliding of the upper balance block relative to the lower balance block, the position of the upper balance block on the blank holder can be regulated according to the actual use requirements, the fine position adjustment for the working part of the balance block component is realized, the mounting position of the upper balance block can be regulated according to the use requirements, and the material press effect is guaranteed.
Description
Technical field
The present invention relates to Stamping Die Technology field, particularly relate to a kind of balance weight assembly for diel.The invention still further relates to a kind of diel comprising above-mentioned balance weight assembly.
Background technology
Current body of a motor car stamping parts realizes mainly through cold-stamped mode, its forming process mainly comprises the operations such as drawing, trimming and piercing die, flange, shaping, and the forming quality of drawing operation plate directly will affect product final mass, such as, during draw forming, whether thinning rate meets the demands, and whether has wrinkling cracking etc.
Drawing die shaping main process is that patrix moves downward die and blank border compresses by blank holder, and patrix and blank holder are jointly moved downward and be shaped by punch subsequently.And the compression degree of patrix and blank holder flows to blank when being shaped and has a direct impact, during shaping, binder tension plate flowed into and easily caused the cracking that is shaped slowly, the too small plate of pressure-plate-force flow into too fast easily causes being shaped insufficient.Therefore adopt balance weight to be arranged on blank holder in drawing die and regulate border pressure-plate-force, and the installation site of balance weight is different on blank holder, its binder effect is also different, and then final draw forming effect is also different, the particularly large-scale outer covering piece such as gusset, top cover, to the stationarity of mould, precision and shaping after the required precision of sheet metal component surface quality higher.
As depicted in figs. 1 and 2, balance weight assembly in prior art comprises multiple plane truncated cone-shaped balance weight 11, the centre of each balance weight is processed with countersunk head via hole, being fixed by bolt during installation is arranged on the blank holder 12 of drawing die, contact with the balance weight 11 on blank holder 12 after patrix moves downward and compress, play the effect regulating blank holding force size.But existing balance weight 11 is namely fixing after installing with blank holder 12 cannot be moved, and according to using the installation site needing adjustment block, also just cannot cannot ensure binder effect.
Therefore, provide a kind of balance weight assembly for diel, make it adjustable relative to the relative position of blank holder, thus can according to requirements adjust balance weight installation site, ensureing binder effect, needing the problem of solution with regard to becoming those skilled in the art badly.
Summary of the invention
The object of this invention is to provide a kind of balance weight assembly for diel, make it adjustable relative to the relative position of blank holder, thus can according to requirements adjust balance weight installation site, ensure binder effect.Another object of the present invention is to provide a kind of diel comprising above-mentioned balance weight assembly.
To achieve these goals, the invention provides a kind of balance weight assembly of diel, comprise the lower balance weight be installed on blank holder and the upper balance weight being slidably mounted on described lower balance weight, guide frame and location structure is provided with between described upper balance weight and described lower balance weight, described upper balance weight is slidably mounted on described lower balance weight along described guide frame, and is fixed on predeterminated position by described location structure.
Preferably, described guide frame comprises the via hole being opened in described lower balance weight, the kidney-shaped stepped hole being opened in described upper balance weight, with the bolt through described via hole and described kidney-shaped stepped hole, and the nut of described bolt is overlapped in the stage portion of described kidney-shaped stepped hole.
Preferably, described kidney-shaped stepped hole extends along the length direction of the blank holder end face at its place.
Preferably, described location structure comprises the first zigzag tooth bar being arranged at described lower balance weight upper surface, with the second zigzag tooth bar being arranged at described upper balance weight lower surface, described first zigzag tooth bar is meshed with described second zigzag tooth bar, and described first zigzag tooth bar and described second zigzag tooth bar are all arranged along the bearing of trend of described kidney-shaped stepped hole.
Preferably, the tooth top of described first zigzag tooth bar and the tooth top of described second zigzag tooth bar are fillet structure.
Preferably, described lower balance weight and described upper balance weight are strip structure, and described first zigzag tooth bar is arranged along the length direction of described lower balance weight, and described second zigzag tooth bar is arranged along the length direction of described upper balance weight.
Preferably, described lower balance weight offers bolt hole, fastening bolt passes described bolt hole and is anchored on described blank holder.
Preferably, described bolt hole is stepped hole, and the nut of described fastening bolt is overlapped in the stage portion of described bolt hole.
The present invention also provides a kind of diel, and comprise blank holder and the some balance weight assemblies being distributed in described blank holder, described balance weight assembly is balance weight assembly as above.
Balance weight assembly provided by the present invention is used for diel, this balance weight assembly comprises the lower balance weight be installed on blank holder and the upper balance weight being slidably mounted on described lower balance weight, guide frame and location structure is provided with between described upper balance weight and described lower balance weight, described upper balance weight is slidably mounted on described lower balance weight along described guide frame, and is fixed on predeterminated position by described location structure; In the course of the work, lower balance weight is fixedly mounted on blank holder, and after upper balance weight slides into appropriate location relative to lower balance weight, by location structure, upper balance weight is fixed on lower balance weight, relative position by upper balance weight and blank holder is fixed, to realize technological requirement; Like this, by the slip of upper balance weight relative to lower balance weight, make balance weight can adjust its position on blank holder according to actual operation requirements, achieve the fine position of balance weight component operation part (namely going up balance weight), thus according to requirements can adjust the installation site of balance weight, ensure that binder effect.
In a preferred embodiment, in balance weight assembly provided by the present invention, its guide frame comprises the via hole being opened in described lower balance weight, the kidney-shaped stepped hole being opened in described upper balance weight, with the bolt through described via hole and described kidney-shaped stepped hole, and the nut of described bolt is overlapped in the stage portion of described kidney-shaped stepped hole; In scheduling and planning process, can by the adjustment installation site of bolt on kidney-shaped stepped hole, the installation site of balance weight in adjustment, to realize the guiding during fine setting of upper balance weight; The structure of this kind of guide frame is comparatively simple, thus simplifies production and assembling process, reduces manufacturing cost.
In another preferred embodiment, in balance weight assembly provided by the present invention, its location structure comprises the first zigzag tooth bar being arranged at lower balance weight upper surface, with the second zigzag tooth bar being arranged at described upper balance weight lower surface, described first zigzag tooth bar is meshed with described second zigzag tooth bar, and described first zigzag tooth bar and described second zigzag tooth bar are all arranged along the bearing of trend of described kidney-shaped stepped hole; Like this, by the position of engagement of the first zigzag tooth bar and the second zigzag tooth bar, in realization, balance weight is relative to the fine position of lower balance weight, meanwhile, by laciniation, achieve the location of two balance weights in guide direction, merge spacing with guiding dexterously, reliability of positioning is higher, and position adjustment is simple, without the need to carrying out adaptive improvement to original pressing equipment.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the present invention, for those of ordinary skill in the art, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the application structure figure of balance weight assembly in prior art;
Fig. 2 is the structural representation of the assembly of balance weight shown in Fig. 1;
Fig. 3 is the structural representation of a kind of detailed description of the invention of balance weight assembly provided by the present invention;
Fig. 4 is the structural representation of balance weight lower in the assembly of balance weight shown in Fig. 3.
Description of reference numerals:
In Fig. 1-Fig. 2:
11-balance weight 12-blank holder
In Fig. 3-Fig. 4:
Balance weight 23-via hole 24-kidney-shaped stepped hole 25-bolt on balance weight 22-under 21-
26-first zigzag tooth bar 27-second zigzag tooth bar 28-bolt hole
Detailed description of the invention
Core of the present invention is to provide a kind of balance weight assembly for diel, makes it adjustable relative to the relative position of blank holder, thus can according to requirements adjust balance weight installation site, ensures binder effect.Another core of the present invention is to provide a kind of diel comprising above-mentioned balance weight assembly.
In order to make those skilled in the art understand technical scheme of the present invention better, below in conjunction with accompanying drawing, the present invention is further detailed.
Please refer to Fig. 3 and Fig. 4, Fig. 3 is the structural representation of a kind of detailed description of the invention of balance weight assembly provided by the present invention; Fig. 4 is the structural representation of balance weight lower in the assembly of balance weight shown in Fig. 3.
In a kind of detailed description of the invention, balance weight assembly provided by the present invention is used for diel, this balance weight assembly comprises the lower balance weight 21 be installed on blank holder and the upper balance weight 22 being slidably mounted on described lower balance weight 21, guide frame and location structure is provided with between described upper balance weight 22 and described lower balance weight 21, described upper balance weight 22 is slidably mounted on described lower balance weight 21 along described guide frame, and is fixed on predeterminated position by described location structure; In the course of the work, lower balance weight 21 is fixedly mounted on blank holder, and after upper balance weight 22 slides into appropriate location relative to lower balance weight 21, by location structure, upper balance weight 22 is fixed on lower balance weight 21, fix, to realize technological requirement with the relative position of blank holder by upper balance weight 22; Like this, by the slip of upper balance weight 22 relative to lower balance weight 21, make balance weight 22 can adjust its position on blank holder according to actual operation requirements, achieve the fine position of balance weight component operation part (namely going up balance weight 22), thus according to requirements can adjust the installation site of balance weight 22, ensure that binder effect.
The mode that above-mentioned lower balance weight 21 can be bolted is installed on blank holder, particularly, blank holder offers installing hole, lower balance weight 21 offers bolt hole 28, fastening bolt passes bolt hole 28 and screws in installing hole, so that lower balance weight 21 is anchored on blank holder; Mode with bolts, can utilize the existing structure of mounting hole on blank holder, without the need to making improvements existing structure, and bolt connecting mode is convenient to dismounting, so that the maintenance of balance weight assembly and maintenance.Apparently, lower balance weight 21 is also not limited to the mode be bolted and is installed on blank holder, and other that this area routine also can be selected to use are fixedly connected with mode, such as clamping or welding etc.
In order to provide the axial limiting of fastening bolt, avoid the excessive screw-in of fastening bolt, above-mentioned bolt hole 28 can be set to stepped hole, the nut of this fastening bolt is overlapped in the stage portion of bolt hole 28.
Preferably, above-mentioned guide frame comprises the via hole 23 being opened in described lower balance weight 21, the kidney-shaped stepped hole 24 being opened in described upper balance weight 22, with the bolt 25 through described via hole 23 and described kidney-shaped stepped hole 24, and the nut of described bolt 25 is overlapped in the stage portion of described kidney-shaped stepped hole 24; In scheduling and planning process, can by the adjustment installation site of bolt 25 on kidney-shaped stepped hole 24, the installation site of balance weight 22 in adjustment, to realize guiding when upper balance weight 22 is finely tuned; The structure of this kind of guide frame is comparatively simple, thus simplifies production and assembling process, reduces manufacturing cost.
Based on the adjustment direction requirement of most cases, kidney-shaped stepped hole 24 extends along the length direction of the blank holder end face at its place, particularly, be arranged on the balance weight assembly on the long limit of blank holder, its kidney-shaped stepped hole 24 extends along the long limit of blank holder, be arranged on the balance weight assembly on blank holder minor face, its kidney-shaped stepped hole 24 extends along the minor face of blank holder.
From theory, guide frame is also not limited to above-mentioned concrete structure, and such as, guide frame can be the form of guide rail and slide block, its middle guide is opened in the one in the lower plane of balance weight 22 and the upper surface of lower balance weight 21, and slide block is arranged on the another one in both.
Particularly, above-mentioned location structure comprises the first zigzag tooth bar 26 being arranged at lower balance weight 21 upper surface, with the second zigzag tooth bar 27 being arranged at described upper balance weight 22 lower surface, described first zigzag tooth bar 26 is meshed with described second zigzag tooth bar 27, and described first zigzag tooth bar 26 and described second zigzag tooth bar 27 are all arranged along the bearing of trend of described kidney-shaped stepped hole 24; Like this, by the position of engagement of the first zigzag tooth bar 26 and the second zigzag tooth bar 27, in realization, balance weight 22 is relative to the fine position of lower balance weight 21, meanwhile, by laciniation, achieve the location of two balance weights in guide direction, merge spacing with guiding dexterously, reliability of positioning is higher, and position adjustment is simple, without the need to carrying out adaptive improvement to original pressing equipment.
In order to ensure smoothness, and avoid clamping stagnation damage occurs, the tooth top of described first zigzag tooth bar 26 and the tooth top of described second zigzag tooth bar 27 are fillet structure.
Above-mentioned lower balance weight 21 and upper balance weight 22 are strip structure, and described first zigzag tooth bar 26 is arranged along the length direction of described lower balance weight 21, described second zigzag tooth bar 27 is arranged, so that the layout of balance weight assembly on blank holder along the length direction of described upper balance weight 22.
It is pointed out that ordinal numbers such as " first, second " described in literary composition is the different structure in order to distinguish same names, only for convenience, not representing certain order, more should not be construed as any restriction.
Except above-mentioned balance weight assembly, the present invention also provides a kind of diel comprising above-mentioned balance weight assembly, and other each several parts of this diel please refer to prior art, do not repeat them here.
Mode above only by illustrating describes some one exemplary embodiment of the present invention, undoubtedly, for those of ordinary skill in the art, when without departing from the spirit and scope of the present invention, can revise described embodiment by various different mode.Therefore, above-mentioned accompanying drawing is illustrative with being described in essence, should not be construed as the restriction to the claims in the present invention protection domain.
Claims (9)
1. the balance weight assembly of a diel, it is characterized in that, comprise the lower balance weight (21) be installed on blank holder and the upper balance weight (22) being slidably mounted on described lower balance weight (21), guide frame and location structure is provided with between described upper balance weight (22) and described lower balance weight (21), described upper balance weight (22) is slidably mounted on described lower balance weight (21) along described guide frame, and is fixed on predeterminated position by described location structure.
2. balance weight assembly according to claim 1, it is characterized in that, described guide frame comprises the via hole (23) being opened in described lower balance weight (21), the kidney-shaped stepped hole (24) being opened in described upper balance weight (22), with the bolt (25) through described via hole (23) and described kidney-shaped stepped hole (24), and the nut of described bolt (25) is overlapped in the stage portion of described kidney-shaped stepped hole (24).
3. balance weight assembly according to claim 2, is characterized in that, described kidney-shaped stepped hole (24) extends along the length direction of the blank holder end face at its place.
4. balance weight assembly according to claim 3, it is characterized in that, described location structure comprises the first zigzag tooth bar (26) being arranged at described lower balance weight (21) upper surface, with the second zigzag tooth bar (27) being arranged at described upper balance weight (22) lower surface, described first zigzag tooth bar (26) is meshed with described second zigzag tooth bar (27), and described first zigzag tooth bar (26) and described second zigzag tooth bar (27) are all arranged along the bearing of trend of described kidney-shaped stepped hole (24).
5. balance weight assembly according to claim 4, is characterized in that, the tooth top of described first zigzag tooth bar (26) and the tooth top of described second zigzag tooth bar (27) are fillet structure.
6. balance weight assembly according to claim 5, it is characterized in that, described lower balance weight (21) and described upper balance weight (22) are strip structure, and described first zigzag tooth bar (26) is arranged along the length direction of described lower balance weight (21), described second zigzag tooth bar (27) is arranged along the length direction of described upper balance weight (22).
7. the balance weight assembly according to any one of claim 1 to 6, it is characterized in that, described lower balance weight (21) offers bolt hole (28), and fastening bolt passes described bolt hole (28) and is anchored on described blank holder.
8. balance weight assembly according to claim 7, is characterized in that, described bolt hole (28) is stepped hole, and the nut of described fastening bolt is overlapped in the stage portion of described bolt hole (28).
9. a diel, comprise blank holder and the some balance weight assemblies being distributed in described blank holder, it is characterized in that, described balance weight assembly is the balance weight assembly as described in any one of claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510166866.4A CN104759540A (en) | 2015-04-09 | 2015-04-09 | Stamping die and balance block component thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510166866.4A CN104759540A (en) | 2015-04-09 | 2015-04-09 | Stamping die and balance block component thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104759540A true CN104759540A (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510166866.4A Pending CN104759540A (en) | 2015-04-09 | 2015-04-09 | Stamping die and balance block component thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104759540A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202239302U (en) * | 2011-09-30 | 2012-05-30 | 重庆平伟精密模具股份有限公司 | Adjustable balancing device for drawing die of sheet metal parts of automobile |
| CN102909251A (en) * | 2012-10-29 | 2013-02-06 | 安徽江淮汽车股份有限公司 | Hydraulic drawing forming process for sheet materials |
| CN104438864A (en) * | 2015-01-13 | 2015-03-25 | 安徽江淮汽车股份有限公司 | Stamping die |
| CN204524028U (en) * | 2015-04-09 | 2015-08-05 | 安徽江淮汽车股份有限公司 | A kind of diel and balance weight assembly thereof |
-
2015
- 2015-04-09 CN CN201510166866.4A patent/CN104759540A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202239302U (en) * | 2011-09-30 | 2012-05-30 | 重庆平伟精密模具股份有限公司 | Adjustable balancing device for drawing die of sheet metal parts of automobile |
| CN102909251A (en) * | 2012-10-29 | 2013-02-06 | 安徽江淮汽车股份有限公司 | Hydraulic drawing forming process for sheet materials |
| CN104438864A (en) * | 2015-01-13 | 2015-03-25 | 安徽江淮汽车股份有限公司 | Stamping die |
| CN204524028U (en) * | 2015-04-09 | 2015-08-05 | 安徽江淮汽车股份有限公司 | A kind of diel and balance weight assembly thereof |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant before: Anhui Jianghuai Automotive Co., Ltd. |
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| COR | Change of bibliographic data | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150708 |