CN202725783U - Insert-type sheet metal cold pressing drawing mould with bolt installed reverse side - Google Patents
Insert-type sheet metal cold pressing drawing mould with bolt installed reverse side Download PDFInfo
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- CN202725783U CN202725783U CN 201220192176 CN201220192176U CN202725783U CN 202725783 U CN202725783 U CN 202725783U CN 201220192176 CN201220192176 CN 201220192176 CN 201220192176 U CN201220192176 U CN 201220192176U CN 202725783 U CN202725783 U CN 202725783U
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- draw bead
- drawbead
- sheet metal
- mould
- reverse side
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Abstract
The utility model relates to the field of sheet metal manufacturing technology, in particular to an insert-type sheet metal cold pressing drawing mould with a bolt installed reverse side. The insert-type sheet metal cold pressing drawing mould with the bolt installed reverse side comprises a pressure plate, a draw bead, and a concave mould matched with the section form of the draw bead. The pressure plate is provided with a concave groove, and the draw bead is embedded in the concave groove. According to the insert-type sheet metal cold pressing drawing mould with the bolt installed reverse side, the draw bead and the pressure plate are detachable. The bottoms of the draw bead and the pressure plate are connected through a bolt, and therefore a traditional integral draw bead is replaced. The draw bead is simple in structure, convenient to install, low in cost, and easy to achieve standardization and serialization of the draw bead. Therefore, efficiency of debugging a mould is effectively improved, labor intensity of debugging the mould is reduced, and production phase and quality of the mould are ensured. A traditional pattern of manually modifying the whole draw bead is completely changed, and labor intensity of tool makers is reduced. Dimensional accuracy of the draw bead is higher, and therefore forming quality and accuracy of the draw bead are effectively ensured.
Description
Technical field
The utility model relates to sheet metal manufacturing technology field, relates in particular to the block insert type chill punching of sheet metal cupping tool that a kind of reverse side bolt is installed.
Background technology
Sheet metal is the variation of flowing to realize shape by material when pull and stretch, in the existing cupping tool structure tool, mainly will be by between holding pad and die, drawbead being set, control flowing of material, it is the same that the effect of drawbead just is equivalent in the river dam, if Material Flow is excessively slow, the material that may cause some length in the deformed area to increase the zone can not get necessary replenishing, the thickness of material is attenuate rapidly, finally causes cracking; If Material Flow is too fast, may cause some regional material production accumulation in the deformed area, the thickness of material will increase, and finally causes wrinkling.Cracking and wrinkling all be not allow the product quality defect that occurs, therefore to rely on multi-form and drawbead size is controlled flowing of material, the possibility of mass defect appears in elimination.And in the debug process of mould, can revise frequently form and the size of drawbead.
In traditional mould structure, drawbead and holding pad are overall structures, consist of the punch of cupping tool, such as Fig. 1, be difficult to revise after the drawbead of this structure machines, and will inevitably drawbead be repeatedly revised in the process of die debugging, these are revised substantially all is to be finished by manual by the mould pincers worker, thereby causing the workload of mould pincers worker and labour intensity significantly to increase, working environment is very poor, and the precision of revising is difficult to guarantee.If the bead that needs to have machined reduces height, will unnecessary height be removed with hand-held angle grinding machine, and then by manually with the oilstone fairing of polishing.If drawbead need to be increased, just need to drawbead be increased with the method for built-up welding, and then with angle grinding machine and oilstone welding bead is repaired fairing.This traditional bead form causes the Drawing Die difficult quality guarantee, and the production cycle is difficult to guarantee too, and is too large to mould pincers worker individual skill dependence, is the significant obstacle that mould is realized standardized production.
The utility model content
The purpose of this utility model is to overcome the deficiency of above-mentioned technology, and the block insert type chill punching of sheet metal cupping tool that provides a kind of reverse side bolt to install is convenient to change drawbead, improves the debugging efficiency of mould.
The utility model for achieving the above object, by the following technical solutions: the block insert type chill punching of sheet metal cupping tool that a kind of reverse side bolt is installed, comprise holding pad, drawbead and the die that matches with the drawbead section configuration, it is characterized in that: described holding pad is provided with groove, and described drawbead is embedded in the groove.
Described drawbead section configuration is semicircle.
Described drawbead section configuration is rectangle.
The beneficial effects of the utility model are: the utility model is arranged to drawbead and holding pad detachable, bottom at drawbead and holding pad links into an integrated entity with bolt, be used for replacing traditional monoblock type drawbead, this drawbead is simple in structure, and is easy for installation, with low cost, and easily realize standardization, the seriation of drawbead, effectively improve the efficient of die debugging, reduce the labour intensity of die debugging, guarantee mould production cycle and quality; Thoroughly change the traditional mode of manual amendment's integral drawing muscle, reduced the labour intensity of mould pincers worker; The dimensional accuracy of drawbead is higher, has effectively guaranteed forming quality and the precision of cupping tool.
Description of drawings
Fig. 1 is the structural representation of traditional integral formula drawbead;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is drawbead shape schematic diagram;
Fig. 4 is that the drawbead section configuration is circular structure intention;
Fig. 5 is that the drawbead section configuration is the structure intention of rectangle;
Among the figure: 1, drawbead; 2, holding pad; 3, die; 4, bolt; 5, groove.
The specific embodiment
Describe the specific embodiment of the present utility model in detail below in conjunction with accompanying drawing and preferred embodiment.As shown in Figure 2 to Figure 3, the block insert type chill punching of sheet metal cupping tool that a kind of reverse side bolt is installed, comprise holding pad 2, drawbead 1 and the die 3 that matches with the drawbead section configuration, described holding pad is provided with groove 5, and described drawbead is embedded in the groove.For drawbead and holding pad are fixed, described drawbead and bottom portion of groove correspondence are provided with screwed hole, and by the bolt 4 that matches with screwed hole drawbead and holding pad are fixed into one.The width of drawbead 1 is narrow, and raw materials consumption is few, and processing is simple.Do not have bolt hole in the front of holding pad 2 and drawbead 1 in addition, produce cut in the time of can fundamentally avoiding sheet metal to flow through, guarantee the presentation quality of drawing parts.
During Mould Machining holding pad is needed the position of drawbead to be processed into standard-sized rectangular channel, drawbead correspondence position on the die is processed into the shape that is complementary with drawbead, need to be according to the thickness of drawbead section configuration and a light sheet material of size biasing.According to the difference of product, described drawbead section configuration is semicircle or rectangle, such as the height of the radius of Fig. 4 and Fig. 5 semicircle and rectangle normally 6mm, 8mm.
At first process a collection of loose plug formula drawbead according to this form of fracture commonly used and dimensional standard, length is respectively 100mm, 150mm, 200mm, 300mm, machines rear warehouse-in for subsequent use.In the man-hour that adds of carrying out concrete a certain mold, the elongated slot of normal width is processed in the position that needs on the cupping tool are arranged drawbead, then when die debugging, get the loose plug formula drawbead of desired form, size from storehouse according to Sheet Metal Forming Technology technical staff's requirement, according to the composite assembly of different length on die ontology, be fixed on the die ontology with bolted form in the holding pad bottom, can begin die debugging.
If in the die debugging process, find drawing crack, the defective workmanship such as wrinkling, need to whether relevant with drawbead by technological design man analysis defective, if need form of fracture or the size of change drawbead, can unclamp construction bolt, former drawbead is unloaded, change new loose plug formula drawbead and continue debugging.Repeat this process until mould is qualified.
The utility model is arranged to drawbead and holding pad detachable, bottom at drawbead and holding pad links into an integrated entity with bolt, be used for replacing traditional monoblock type drawbead, this drawbead is simple in structure, and is easy for installation, with low cost, and easily realize standardization, the seriation of drawbead, effectively improve the efficient of die debugging, reduce the labour intensity of die debugging, guarantee mould production cycle and quality; Thoroughly change the traditional mode of manual amendment's integral drawing muscle, reduced the labour intensity of mould pincers worker; The dimensional accuracy of drawbead is higher, has effectively guaranteed forming quality and the precision of cupping tool.
The above only is preferred embodiment of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (3)
1. the block insert type chill punching of sheet metal cupping tool that the reverse side bolt is installed comprises holding pad, drawbead and the die that matches with the drawbead section configuration, and it is characterized in that: described holding pad is provided with groove, and described drawbead is embedded in the groove.
2. the block insert type chill punching of sheet metal cupping tool installed of reverse side bolt according to claim 1, it is characterized in that: described drawbead section configuration is for semicircle.
3. the block insert type chill punching of sheet metal cupping tool installed of reverse side bolt according to claim 1, it is characterized in that: described drawbead section configuration is rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220192176 CN202725783U (en) | 2012-04-27 | 2012-04-27 | Insert-type sheet metal cold pressing drawing mould with bolt installed reverse side |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220192176 CN202725783U (en) | 2012-04-27 | 2012-04-27 | Insert-type sheet metal cold pressing drawing mould with bolt installed reverse side |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202725783U true CN202725783U (en) | 2013-02-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220192176 Expired - Fee Related CN202725783U (en) | 2012-04-27 | 2012-04-27 | Insert-type sheet metal cold pressing drawing mould with bolt installed reverse side |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202725783U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620465A (en) * | 2020-10-29 | 2021-04-09 | 浙江合众新能源汽车有限公司 | Test device and method for researching surface slip line of stamping part |
-
2012
- 2012-04-27 CN CN 201220192176 patent/CN202725783U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620465A (en) * | 2020-10-29 | 2021-04-09 | 浙江合众新能源汽车有限公司 | Test device and method for researching surface slip line of stamping part |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20150427 |
|
| EXPY | Termination of patent right or utility model |