CN202725781U - Embedded type metal sheet cool stamping drawing die for positive bolt installation - Google Patents

Embedded type metal sheet cool stamping drawing die for positive bolt installation Download PDF

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Publication number
CN202725781U
CN202725781U CN 201220191778 CN201220191778U CN202725781U CN 202725781 U CN202725781 U CN 202725781U CN 201220191778 CN201220191778 CN 201220191778 CN 201220191778 U CN201220191778 U CN 201220191778U CN 202725781 U CN202725781 U CN 202725781U
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CN
China
Prior art keywords
die
drawbead
rib
bolt
holding pad
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.)
Expired - Fee Related
Application number
CN 201220191778
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Chinese (zh)
Inventor
苏越
李天雨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TIANJIN TIANQI DELI TECHNOLOGY DEVELOPMENT Co Ltd
Original Assignee
TIANJIN TIANQI DELI TECHNOLOGY DEVELOPMENT Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by TIANJIN TIANQI DELI TECHNOLOGY DEVELOPMENT Co Ltd filed Critical TIANJIN TIANQI DELI TECHNOLOGY DEVELOPMENT Co Ltd
Priority to CN 201220191778 priority Critical patent/CN202725781U/en
Application granted granted Critical
Publication of CN202725781U publication Critical patent/CN202725781U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relate to the technical field of metal sheet manufacture, in particular to an embedded type metal sheet cool stamping drawing die for positive bolt installation. The die comprises a material-pressing plate, a drawing rib, and a concave die matched with section shape of the drawing rib, wherein the drawing rib is fixed on the material-pressing plate. Connection relation between the drawing rib and the material-pressing plate is changed, and the drawing rib and the material-pressing plate are arranged in a detachable mode so as to replace a traditional holistic drawing rib. The drawing rib is simple in structure, convenient to install and low in cost, can easily achieve standardization and serialization of the drawing rib, effectively improves efficiency of die debugging, lowers labor intensity of the die debugging, ensures production period and quality of the die, thoroughly changes a traditional mode that the whole drawing rib is modified manually, lowers the labor intensity of die fitters, and effectively ensures forming quality and precision of the drawing die due to the fact that size precision of the drawing rib is higher.

Description

The block insert type chill punching of sheet metal cupping tool that the front bolt is installed
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 front bolt is installed.
Background technology
Cupping tool is most important a kind of mold form in the diel, and the cold shape of part sheet metal mainly is to realize moulding by cupping tool.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, may cause the material in some length increase zone in the deformed area to 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 bead 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 front 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 front bolt is installed, comprise holding pad, drawbead and the die that matches with the drawbead cross sectional shape, described drawbead is fixed on the holding pad.
Described holding pad is provided with groove, and described drawbead is embedded in the groove.
Described drawbead and holding pad are bolted and are integral.
Described drawbead is provided with erecting bed, and the thickness of described erecting bed is identical with the height of described groove, and erecting bed and holding pad are provided with coaxial screwed hole, and described bolt cooperates with screwed hole.
Described drawbead section configuration is semicircle.
Described drawbead section configuration is rectangle.
The beneficial effects of the utility model are: the utility model by to drawbead and holding pad between the change of annexation, be arranged to drawbead and holding pad detachable, 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; 6, erecting bed; 7, screwed hole.
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 front bolt is installed comprises holding pad 2, drawbead 1 and the die 3 that matches with the drawbead cross sectional shape, and described drawbead is fixed on the holding pad.Stretching muscle and holding pad are arranged to dismountable split-type structural.For fixing stretching muscle, described holding pad is provided with groove 5, and described drawbead is embedded in the groove.Described drawbead is provided with erecting bed 6, and the thickness of described erecting bed is identical with the height of described groove, and erecting bed and holding pad are provided with coaxial screwed hole 7, and described bolt cooperates with screwed hole.
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.In the utility model, link into an integrated entity by bolt 4 with holding pad on the described drawbead.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 by the front, can begin die debugging.When mould enters the debug phase, by the indication of installation personnel according to the Sheet Metal Forming Technology technical staff, some loose plug formula drawbeads are bolted together, then are fixed on the holding pad with construction bolt from the front.
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 by to drawbead and holding pad between the change of annexation, be arranged to drawbead and holding pad detachable, 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 (6)

1. the block insert type chill punching of sheet metal cupping tool that the front bolt is installed comprises holding pad, drawbead and the die that matches with the drawbead cross sectional shape, and it is characterized in that: described drawbead is fixed on the holding pad.
2. the block insert type chill punching of sheet metal cupping tool installed of front according to claim 1 bolt, it is characterized in that: described holding pad is provided with groove, and described drawbead is embedded in the groove.
3. the block insert type chill punching of sheet metal cupping tool installed of front according to claim 2 bolt, it is characterized in that: described drawbead and holding pad are bolted and are integral.
4. the block insert type chill punching of sheet metal cupping tool installed of front according to claim 3 bolt, it is characterized in that: described drawbead is provided with erecting bed, the thickness of described erecting bed is identical with the height of described groove, erecting bed and holding pad are provided with coaxial screwed hole, and described bolt cooperates with screwed hole.
5. the block insert type chill punching of sheet metal cupping tool installed of front according to claim 4 bolt, it is characterized in that: described drawbead section configuration is for semicircle.
6. the block insert type chill punching of sheet metal cupping tool installed of front according to claim 4 bolt, it is characterized in that: described drawbead section configuration is rectangle.
CN 201220191778 2012-04-27 2012-04-27 Embedded type metal sheet cool stamping drawing die for positive bolt installation Expired - Fee Related CN202725781U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220191778 CN202725781U (en) 2012-04-27 2012-04-27 Embedded type metal sheet cool stamping drawing die for positive bolt installation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220191778 CN202725781U (en) 2012-04-27 2012-04-27 Embedded type metal sheet cool stamping drawing die for positive bolt installation

Publications (1)

Publication Number Publication Date
CN202725781U true CN202725781U (en) 2013-02-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220191778 Expired - Fee Related CN202725781U (en) 2012-04-27 2012-04-27 Embedded type metal sheet cool stamping drawing die for positive bolt installation

Country Status (1)

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CN (1) CN202725781U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104001801A (en) * 2014-04-29 2014-08-27 成都极点精密模具有限公司 Cold-punching die
CN106862389A (en) * 2015-12-14 2017-06-20 北汽福田汽车股份有限公司 A kind of covering drawing die

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104001801A (en) * 2014-04-29 2014-08-27 成都极点精密模具有限公司 Cold-punching die
CN106862389A (en) * 2015-12-14 2017-06-20 北汽福田汽车股份有限公司 A kind of covering drawing die
CN106862389B (en) * 2015-12-14 2019-04-16 北京宝沃汽车有限公司 A kind of covering drawing die

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GR01 Patent grant
C14 Grant of patent or utility model
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