CN202239272U - Deep drawing die for bottom shell of electric water heater - Google Patents
Deep drawing die for bottom shell of electric water heater Download PDFInfo
- Publication number
- CN202239272U CN202239272U CN2011203732268U CN201120373226U CN202239272U CN 202239272 U CN202239272 U CN 202239272U CN 2011203732268 U CN2011203732268 U CN 2011203732268U CN 201120373226 U CN201120373226 U CN 201120373226U CN 202239272 U CN202239272 U CN 202239272U
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- Prior art keywords
- blank holder
- holder
- die
- die shoe
- counterdie
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- Expired - Fee Related
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- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The utility model discloses a deep drawing die for a bottom shell of an electric water heater. The deep drawing die comprises an upper die holder, an upper die, a lower die holder, a lower die, a blank holder, an ejector rod, an elastic device and a guide post, wherein the upper die is fixedly arranged at the bottom of the upper die holder, the lower die is fixedly arranged at the top of the lower die holder, the upper die is vertically opposite to the lower die, the bottom surface of the upper die is an upper profile, the top surface of the lower die is a lower profile, and the blank holder is sleeved on the outer side of the lower die and slidably connected to the lower die holder in a vertical single degree of freedom manner. When the blank holder is positioned at a lower dead point, the top surface of the blank holder is linked with the lower profile by means of transition. The ejector rod penetrates through the lower die holder and is perpendicularly supported at the bottom of the blank holder, the elastic device is connected to the ejector rod and used for providing upward elastic force for the blank holder through the ejector rod, and the guide post is arranged between the upper die holder and the lower die holder and used for ensuring the horizontal relative positions of the upper die holder and the lower die holder. By the aid of the deep drawing die for the bottom shell of the electric water heater, a workpiece can be pressed and positioned during punching to uniformly deform without wrinkling, a blank can be ejected after forming, the workpiece is easy to take, production efficiency can be improved, rejection rate is decreased, and the labor intensity of workers is reduced.
Description
Technical field
The utility model relates to a kind of machining mould, relates in particular to electric heater drain pan cupping tool.
Background technology
The metal-back class part that the electric heater drain pan is is raw material with the sheet metal through cutting edge behind the drawing and forming again, obtaining after the punching has complicated curved-surface structure, and the Drawing Die that is used to process the electric heater drain pan in the prior art is relatively poor to the workpiece polarization; In the punching course, workpiece squints easily, causes producing on the blank after the moulding than macrofold; Make its inner local stress that produces, blank quality is poor, and is fragile; Percent defective is high, and workpiece presses difficult taking-up the on counterdie after the moulding, and the pickup process wastes time and energy; Labor strength is big, and production efficiency is low.
Therefore, need improve electric heater drain pan cupping tool, to guarantee product quality and production efficiency, the rate of reducing the number of rejects and seconds reduces labor strength.
The utility model content
In view of this, the purpose of the utility model provides a kind of electric heater drain pan cupping tool, can locate Work-sheet pressing in the punching course, can blank be ejected after the moulding, can guarantee product quality and production efficiency, and the rate of reducing the number of rejects and seconds reduces labor strength.
The electric heater drain pan cupping tool of the utility model comprises upper bolster, upper die and lower die seat, counterdie, blank holder, push rod, elastic force apparatus and guide pillar; Said patrix is fixedly set in the upper bolster bottom, and counterdie is fixedly set in the die shoe top, and patrix and counterdie are relative up and down, and the bottom surface of patrix is last profile, and the end face of counterdie is following profile; Said blank holder be placed in the counterdie outside and vertically single-degree-of-freedom be slidingly connected to die shoe, its end face and following profile transition and linkage when blank holder is positioned at lower dead center; Said push rod passes the die shoe vertical support in the blank holder bottom; It is that blank holder provides elastic force upwards that said elastic force apparatus is connected in that push rod is used for through push rod; Said guide pillar is arranged at the horizontal relative position that is used to guarantee upper bolster and die shoe between upper bolster and the die shoe.
Further, be positioned at upper bolster bottom, be placed in the patrix outside relative up and down with blank holder be provided with blank holder backing plate, blank holder backing plate bottom surface and last profile transition and linkage;
Further, said patrix and blank holder backing plate all are fixedly connected on upper bolster through upper padding plate;
Further, be positioned at the blank holder bottom surface and be set with the lower bolster identical with its flat shape, lower bolster is placed in the counterdie outside, and the push rod top is fixedly connected on the lower bolster bottom surface;
Further, said counterdie is fixedly connected on die shoe through following backboard, and lower back edges of boards portion extends to underlay edges of boards portion aligns, and is pressed on the lower back plate top surface when making lower bolster and blank holder descending and realizes gliding spacing;
Further, said push rod is distribute along the lower bolster bottom surface a plurality of, and said elastic force apparatus is connected with all push rods through bottom plate;
Further, said elastic force apparatus is a cylinder, and its cylinder barrel is fixed in die shoe, and piston is connected in the bottom plate bottom surface;
Further, limit portion is provided with equally distributed a plurality of " L " shape pad pin along the die shoe bottom surface.
The beneficial effect of the utility model is: the electric heater drain pan cupping tool of the utility model, can locate Work-sheet pressing in the punching course, and make the even corrugationless of workpiece deformation; Can blank be ejected after the moulding, be easy to pickup, can enhance productivity; The rate of reducing the number of rejects and seconds reduces labor strength.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further described:
Fig. 1 is the structural representation of the utility model.
The specific embodiment
Fig. 1 is the structural representation of the utility model, and is as shown in the figure: the electric heater drain pan cupping tool of present embodiment comprises upper bolster 1, patrix 2, die shoe 3, counterdie 4, blank holder 5, push rod 6, elastic force apparatus 7 and guide pillar 8; Said patrix 2 is fixedly set in upper bolster 1 bottom, and counterdie 4 is fixedly set in die shoe 3 tops, and patrix 2 is relative up and down with counterdie 4, and the bottom surface of patrix 2 is last profile, and the end face of counterdie 4 is following profile; Said blank holder 5 be placed in counterdie 4 outsides and vertically single-degree-of-freedom be slidingly connected to die shoe 3, its end face and following profile transition and linkage when blank holder 5 is positioned at lower dead center; Said push rod 6 passes die shoe 3 vertical support in blank holder 5 bottoms; Said elastic force apparatus 7 is connected in push rod 6 and is used for for blank holder 5 elastic force upwards being provided through push rod 6; Said guide pillar 8 is arranged at the horizontal relative position that is used to guarantee upper bolster 1 and die shoe 3 between upper bolster 1 and the die shoe 3.
In the present embodiment; Be positioned at upper bolster 1 bottom, be placed in patrix 2 outsides relative up and down with blank holder 5 be provided with blank holder backing plate 9; Blank holder backing plate 9 bottom surfaces and last profile transition and linkage, with blank holder 5 workpiece pressings rather than with upper bolster 1 and blank holder 5 direct workpiece pressings, it is frayed to reduce 1 of upper bolster through blank holder backing plate 9; Upper bolster 1 structure is simpler, easily processing and fabricating.
In the present embodiment, said patrix 2 all is fixedly connected on upper bolster 1 through upper padding plate 10 with blank holder backing plate 9, reduces upper bolster 1 and is used to connect the fixedly required connection eyelet number of offering of miscellaneous part, guarantees upper bolster 1 Stability Analysis of Structures.
In the present embodiment; Be positioned at blank holder 5 bottom surfaces and be set with the lower bolster identical with its flat shape 11, lower bolster 11 is placed in counterdie 4 outsides, and push rod 6 tops are fixedly connected on lower bolster 11 bottom surfaces; Can avoid push rod 6 to directly act on blank holder 5, reduce the frictional dissipation of blank holder 5.
In the present embodiment; Said counterdie 4 is fixedly connected on die shoe 3 through following backboard 12; Following backboard 12 limit portions extend to lower bolster 11 limit portions aligns; Be pressed on play backboard 12 end faces when making lower bolster 11 and blank holder 5 descending and realize gliding spacing, avoid counterdie 4 and blank holder 5 suffered impulsive forces to directly act on die shoe 3, the frictional dissipation of reduction die shoe 3.
In the present embodiment; Said push rod 6 is distribute along lower bolster 11 bottom surfaces a plurality of; Said elastic force apparatus 7 is connected with all push rods through bottom plate 13, can guarantee effectively that all push rods carry out synchronous operation and are convenient to being connected of push rod 6 and elastic force apparatus 7, and structure is more reasonable.
In the present embodiment, said elastic force apparatus 7 is a cylinder, and its cylinder barrel is fixed in die shoe 3, and piston is connected in bottom plate 13 bottom surfaces, elasticity stable.
In the present embodiment, limit portion is provided with equally distributed a plurality of " L " shape pad pin 14 along die shoe 3 bottom surface, makes die shoe 3 bottoms vacate the space that is used to install elastic force apparatus 7, bottom plate 13 and push rod 6.
Explanation is at last; Above embodiment is only unrestricted in order to the technical scheme of explanation the utility model; Although with reference to preferred embodiment the utility model is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model; And not breaking away from the aim and the scope of the utility model technical scheme, it all should be encompassed in the middle of the claim scope of the utility model.
Claims (8)
1. an electric heater drain pan cupping tool is characterized in that: comprise upper bolster, upper die and lower die seat, counterdie, blank holder, push rod, elastic force apparatus and guide pillar; Said patrix is fixedly set in the upper bolster bottom, and counterdie is fixedly set in the die shoe top, and patrix and counterdie are relative up and down, and the bottom surface of patrix is last profile, and the end face of counterdie is following profile; Said blank holder be placed in the counterdie outside and vertically single-degree-of-freedom be slidingly connected to die shoe, its end face and following profile transition and linkage when blank holder is positioned at lower dead center; Said push rod passes the die shoe vertical support in the blank holder bottom; It is that blank holder provides elastic force upwards that said elastic force apparatus is connected in that push rod is used for through push rod; Said guide pillar is arranged at the horizontal relative position that is used to guarantee upper bolster and die shoe between upper bolster and the die shoe.
2. electric heater drain pan cupping tool according to claim 1 is characterized in that: be positioned at upper bolster bottom, be placed in the patrix outside relative up and down with blank holder be provided with blank holder backing plate, blank holder backing plate bottom surface and last profile transition and linkage.
3. electric heater drain pan cupping tool according to claim 2 is characterized in that: said patrix and blank holder backing plate all are fixedly connected on upper bolster through upper padding plate.
4. electric heater drain pan cupping tool according to claim 3 is characterized in that: be positioned at the blank holder bottom surface and be set with the lower bolster identical with its flat shape, lower bolster is placed in the counterdie outside, and the push rod top is fixedly connected on the lower bolster bottom surface.
5. electric heater drain pan cupping tool according to claim 4; It is characterized in that: said counterdie is fixedly connected on die shoe through following backboard; Lower back edges of boards portion extends to underlay edges of boards portion aligns, and is pressed on the lower back plate top surface when making lower bolster and blank holder descending and realizes gliding spacing.
6. electric heater drain pan cupping tool according to claim 5 is characterized in that: said push rod is a plurality of for what distribute along the lower bolster bottom surface, and said elastic force apparatus is connected with all push rods through bottom plate.
7. electric heater drain pan cupping tool according to claim 6 is characterized in that: said elastic force apparatus is a cylinder, and its cylinder barrel is fixed in die shoe, and piston is connected in the bottom plate bottom surface.
8. electric heater drain pan cupping tool according to claim 7 is characterized in that: limit portion is provided with equally distributed a plurality of " L " shape pad pin along the die shoe bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203732268U CN202239272U (en) | 2011-09-30 | 2011-09-30 | Deep drawing die for bottom shell of electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203732268U CN202239272U (en) | 2011-09-30 | 2011-09-30 | Deep drawing die for bottom shell of electric water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202239272U true CN202239272U (en) | 2012-05-30 |
Family
ID=46100574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203732268U Expired - Fee Related CN202239272U (en) | 2011-09-30 | 2011-09-30 | Deep drawing die for bottom shell of electric water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202239272U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104353712A (en) * | 2014-11-09 | 2015-02-18 | 沈阳黎明航空发动机(集团)有限责任公司 | Process for controlling resilience of asymmetrically bent stamping parts |
| CN104690170A (en) * | 2015-03-30 | 2015-06-10 | 王宏斌 | Punch forming die and using method thereof |
| CN109047495A (en) * | 2018-08-10 | 2018-12-21 | 彭波 | A kind of vehicle frame linking arm Drawing Die |
-
2011
- 2011-09-30 CN CN2011203732268U patent/CN202239272U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104353712A (en) * | 2014-11-09 | 2015-02-18 | 沈阳黎明航空发动机(集团)有限责任公司 | Process for controlling resilience of asymmetrically bent stamping parts |
| CN104690170A (en) * | 2015-03-30 | 2015-06-10 | 王宏斌 | Punch forming die and using method thereof |
| CN104690170B (en) * | 2015-03-30 | 2016-10-05 | 王宏斌 | A kind of punch-forming mold and using method thereof |
| CN109047495A (en) * | 2018-08-10 | 2018-12-21 | 彭波 | A kind of vehicle frame linking arm Drawing Die |
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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: 20120530 Termination date: 20140930 |
|
| EXPY | Termination of patent right or utility model |