CN208408278U - A kind of round tube punch-forming mold - Google Patents
A kind of round tube punch-forming mold Download PDFInfo
- Publication number
- CN208408278U CN208408278U CN201820979040.9U CN201820979040U CN208408278U CN 208408278 U CN208408278 U CN 208408278U CN 201820979040 U CN201820979040 U CN 201820979040U CN 208408278 U CN208408278 U CN 208408278U
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- Prior art keywords
- guide post
- cavity plate
- plate
- punch
- cavity
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- 238000000465 moulding Methods 0.000 claims abstract description 39
- 238000004080 punching Methods 0.000 abstract description 20
- 238000000034 method Methods 0.000 abstract description 9
- 238000005452 bending Methods 0.000 abstract description 6
- 239000002184 metal Substances 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The utility model relates to a kind of round tube punch-forming molds, including cavity plate, punch-pin and molding backing plate, molding backing plate upper surface is symmetrically affixed, and there are two loading seats, the inner surface of loading seat is equipped with cavity plate, cavity plate is hinged with connecting plate, molding backing plate upper surface is provided with downwards limiting slot, guide post duct is provided in limiting slot, running through in guide post duct has guide post, guide post upper end is connected with movable pad, cavity plate lower surface is withstood in movable pad upper surface makes its level, guide post lower end is connected with resetting-mechanism, after pressed sheet is pressed onto cavity plate by punch-pin, cavity plate is moved down around hinged shaft, two cavity plate lower surfaces push movable pad to move down, after movable pad is moved to limit groove bottom, mold completes press work, resetting-mechanism restores cavity plate to original state, this structure keeps punching press cooperation Connection between Processes smooth, simplify Sheet Metal Forming Technology, primary punching Pressed sheet is just struck out circular tube structure by pressure, is avoided impact stress in Multi-step forming and is destroyed to bending place bring.
Description
Technical field
The utility model relates to metal forming mold field more particularly to a kind of round tube punch-forming molds.
Background technique
Stamping die is in Cold Press Working, by material metal or nonmetallic one kind for being processed into part or semi-finished product
Special process equipment, referred to as cold punching die is commonly called as cold-punching mould.Punching press is at room temperature, to utilize the mould being mounted on press machine
Tool applies pressure to material, it is made to generate separation or plastic deformation, thus a kind of pressure processing method of part needed for obtaining.
In existing round tube punch forming technology, by the way that steel plate is first pressed into " u "-shaped in shaping mould, then it is pressed into circular tube shaped,
Then it carries out inside and outside submerged-arc welding and forms round tube, for this technical process by repeatedly bending, process is complicated, can not simplification of flowsheet drop
Low cost, in addition to this, Multi-step forming are easily deformed stamping parts, and finished product thickness is difficult to be controlled.
Utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, provides a kind of round tube punching
Molding die.
The utility model is to be achieved by the following technical programs:
A kind of round tube punch-forming mold, which is characterized in that including cavity plate, punch-pin and molding backing plate, the molding backing plate
Upper surface is symmetrical affixed there are two loading seat, and loading seat trailing flank is connected with connecting plate, and the connecting plate is vertically set forward
There are two symmetrical hinged shaft, the connecting plate lower surface and molding backing plate upper surface are affixed, and the loading base inner surface is cambered surface,
The inner surface of the loading seat is equipped with cavity plate, and the cavity plate and connecting plate are hinged at hinged shaft, the cavity plate outer surface and bottom
The junction in face is cambered surface, and the arc shape and loading base inner surface shape are adapted, and the cavity plate inner surface is inwardly provided with
One arc groove, the molding backing plate upper surface are provided with downwards limiting slot, guide post duct, the guide post are provided in the limiting slot
Through there is guide post in duct, the guide post upper end is connected with movable pad, and the edge of the movable pad upright projection is limiting
In slot, cavity plate lower surface is withstood in the movable pad upper surface makes its level, and the guide post lower end is connected with resetting-mechanism, described
Punch-pin is cylindrical structure, and the side view of the punch-pin and the cambered surface of arc groove are adapted, and the cavity plate rear end is connected with
Fixed board, the dead plate upper end are connected with driving platform.
The molding backing plate lower surface is connected with molding base station, and the molding base station upper surface is provided with downwards guide post duct,
Guide post duct lower surface is connected with spring, and the spring upper end is connected with guide post, and the spring withstands guide post from molding base
It is passed through in guide post duct on platform and molding backing plate, the spring withstands the movable pad affixed with guide post, makes the activity mat
Plate, which withstands cavity plate lower surface, makes cavity plate be in a horizontal state.
The connecting plate upper surface middle part is provided with downwards groove, and the outer ledge of the texturearunaperpendicular projection is outside punch-pin
Portion.
The driving platform front is provided with rectangular channel, and limited block is hinged in the rectangular channel, and the limited block lower end extends
To close to punch-pin.
The upper surface of two cavity plates is opposite to be connected with limit plate.
The inner surface of two cavity plates is opposite to be provided with " V " shape notch, the inside edge of the " V " shape notch upright projection
Outside punch-pin.
The beneficial effects of the utility model are:
Since the inner surface of loading seat is equipped with cavity plate, cavity plate and connecting plate are hinged at hinged shaft, and cavity plate inner surface is inside
It is provided with an arc groove, molding backing plate upper surface is provided with downwards limiting slot, guide post duct is provided in limiting slot, guide post passes through in duct
It is installed with guide post, guide post upper end is connected with movable pad, and cavity plate lower surface is withstood in movable pad upper surface makes its level, guide post lower end
It is connected with resetting-mechanism, after pressed sheet is pressed onto cavity plate by punch-pin, cavity plate is moved down around hinged shaft, and pressed sheet starts in cavity plate
Deformation, two cavity plate lower surfaces push movable pad to move down, and after movable pad is moved to limit groove bottom, mold completes punching
Work is pressed, the resetting-mechanism under guide post restores cavity plate to original state, this structure keeps punching press cooperation Connection between Processes smooth, simplifies
Pressed sheet is just struck out circular tube structure by Sheet Metal Forming Technology, a punching press, and the position for needing to bend gradually generates angle change, keeps away
Exempt from impact stress in Multi-step forming to destroy bending place bring.
Due to spring withstand guide post from forming pedestal and molding backing plate on guide post duct in pass through, spring is withstood and guide post
Affixed movable pad, so that movable pad is withstood cavity plate lower surface makes cavity plate be in a horizontal state, and the setting of spring and guide post is preferable
Buffered punching press dynamics, keep punching press cooperation Connection between Processes smooth, so that the position of bending gradually generates angle change, well
Control stamping parts consistency of thickness, improve molding after workpiece intensity and quality, in addition to this, after molding, cavity plate by
To the effect of spring-return power, cavity plate is made to automatically return to the position of most initial, in order to work next time.
Since driving platform front is provided with rectangular channel, limited block is hinged in rectangular channel, the limited block lower end, which extends to, to be leaned on
Nearly punch-pin, the setting of this limited block are avoided and are relatively moved when pressed sheet is pressed into cavity plate, due to table on two cavity plates
Face is opposite to be connected with limit plate, and the setting of this limit plate makes pressed sheet that opposite move will not occur when punch-pin touches pressed sheet
It is dynamic, therefore limited block and limit plate structure avoid the shape of finished product since punching press acts on the case where changing, workpiece will not
It is mobile, it ensure that punching precision.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of the utility model.
Fig. 2 is the partial structural diagram of the utility model.
In figure: 1. driving platforms, 2. limited blocks, 3. " V " shape notches, 4. fixed plates, 5. punch-pin, 6. cavity plates, 7. loading seats, 8.
Connecting plate, 9. molding backing plates, 10. limiting slots, 11. guide posts, 12. springs, 13. guide post ducts, 14. movable pads, 15. limits
Plate, 16. molding base stations.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the utility model, with reference to the accompanying drawing
The utility model is described in further detail with most preferred embodiment.
As shown, the utility model includes that cavity plate 6, punch-pin 5 and molding backing plate 9,9 upper surfaces of the molding backing plate are symmetrical
Affixed 7 trailing flank of loading seat is connected with connecting plate 8 there are two loading seat 7, there are two the connecting plate 8 is vertically set forward
Symmetrical hinged shaft, 8 lower surface of connecting plate and molding 9 upper surface of backing plate are affixed, and 7 inner surface of loading seat is cambered surface, institute
State loading seat 7 inner surface be equipped with cavity plate 6, the cavity plate 6 and connecting plate 8 are hinged at hinged shaft, 6 outer surface of cavity plate and
The junction of bottom surface is cambered surface, and the arc shape and 7 inner surface configuration of loading seat are adapted, and 6 inner surface of cavity plate is inside
It is provided with an arc groove, 9 upper surface of molding backing plate is provided with downwards limiting slot 10, is provided with guide post duct in the limiting slot 10
13, the guide post duct 13 is interior through there is guide post 11, and 11 upper end of guide post is connected with movable pad 14, the movable pad 14
In limiting slot 10,6 lower surface of cavity plate is withstood in 14 upper surface of movable pad makes its level, described to lead at the edge of upright projection
11 lower end of column is connected with resetting-mechanism, and the punch-pin 5 is cylindrical structure, the side view of the punch-pin 5 and the arc of arc groove
Face is adapted, and 6 rear end of cavity plate is connected with fixed plate 4, and 4 upper end of fixed plate is connected with driving platform 1, when punch-pin 5 will rush
After pressing plate is pressed onto cavity plate 6, cavity plate 6 is moved down around hinged shaft, and pressed sheet starts to deform in cavity plate 6, and two cavity plates, 6 lower surface pushes
Movable pad 14 moves down, and after movable pad 14 is moved to 10 bottom surface of limiting slot, mold completes press work, under guide post 11
Resetting-mechanism cavity plate 6 is restored to original state.
Molding 9 lower surface of backing plate described in this example is connected with molding base station 16, and 16 upper surface of molding base station is opened downwards
There is guide post duct 13,13 lower surface of guide post duct is connected with spring 12, and 12 upper end of spring is connected with guide post 11, described
Spring 12 withstand guide post 11 from molding base station 16 and form backing plate 9 on guide post duct 13 in pass through, the spring 12 withstand with
The affixed movable pad 14 of guide post 11, so that the movable pad 14 is withstood 6 lower surface of cavity plate makes cavity plate 6 be in a horizontal state.
The upper surface middle part of connecting plate 8 described in this example is provided with downwards groove, and the outer ledge of the texturearunaperpendicular projection exists
Outside punch-pin 5, and the inner surface of two cavity plates 6 is provided with " V " shape notch 3, the inside of 3 upright projection of " V " shape notch relatively
, so that driving platform 1 drives fixed plate 4 and punch-pin 5 preferably to enter 6 inside of cavity plate, closely patch is realized outside punch-pin 5 in edge
It closes.
Driving 1 front of platform described in this example is provided with rectangular channel, and limited block 2, the limited block 2 are hinged in the rectangular channel
Lower end extends close to punch-pin 5.
The upper surface of two cavity plates 6 is opposite in this example is connected with limit plate 15.
Since the inner surface of loading seat is equipped with cavity plate, cavity plate and connecting plate are hinged at hinged shaft, and cavity plate inner surface is inside
It is provided with an arc groove, molding backing plate upper surface is provided with downwards limiting slot, guide post duct is provided in limiting slot, guide post passes through in duct
It is installed with guide post, guide post upper end is connected with movable pad, and cavity plate lower surface is withstood in movable pad upper surface makes its level, guide post lower end
It is connected with resetting-mechanism, after pressed sheet is pressed onto cavity plate by punch-pin, cavity plate is moved down around hinged shaft, and pressed sheet starts in cavity plate
Deformation, two cavity plate lower surfaces push movable pad to move down, and after movable pad is moved to limit groove bottom, mold completes punching
Work is pressed, the resetting-mechanism under guide post restores cavity plate to original state, this structure keeps punching press cooperation Connection between Processes smooth, simplifies
Pressed sheet is just struck out circular tube structure by Sheet Metal Forming Technology, a punching press, and the position for needing to bend gradually generates angle change, keeps away
Exempt from impact stress in Multi-step forming to destroy bending place bring.
Due to spring withstand guide post from forming pedestal and molding backing plate on guide post duct in pass through, spring is withstood and guide post
Affixed movable pad, so that movable pad is withstood cavity plate lower surface makes cavity plate be in a horizontal state, and the setting of spring and guide post is preferable
Buffered punching press dynamics, keep punching press cooperation Connection between Processes smooth, so that the position of bending gradually generates angle change, well
Control stamping parts consistency of thickness, improve molding after workpiece intensity and quality, in addition to this, after molding, cavity plate by
To the effect of spring-return power, cavity plate is made to automatically return to the position of most initial, in order to work next time.
Since driving platform front is provided with rectangular channel, limited block is hinged in rectangular channel, the limited block lower end, which extends to, to be leaned on
Nearly punch-pin, the setting of this limited block are avoided and are relatively moved when pressed sheet is pressed into cavity plate, due to table on two cavity plates
Face is opposite to be connected with limit plate, and the setting of this limit plate makes pressed sheet that opposite move will not occur when punch-pin touches pressed sheet
It is dynamic, therefore limited block and limit plate structure avoid the shape of finished product since punching press acts on the case where changing, workpiece will not
It is mobile, it ensure that punching precision.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (6)
1. a kind of round tube punch-forming mold, which is characterized in that including cavity plate, punch-pin and backing plate is formed, on the molding backing plate
Surface is symmetrical affixed there are two loading seat, and loading seat trailing flank is connected with connecting plate, and the connecting plate is vertically equipped with forward
Two symmetrical hinged shafts, the connecting plate lower surface and molding backing plate upper surface are affixed, and the loading base inner surface is cambered surface, institute
The inner surface for stating loading seat is equipped with cavity plate, and the cavity plate and connecting plate are hinged at hinged shaft, the cavity plate outer surface and bottom surface
Junction be cambered surface, the arc shape and loading base inner surface shape are adapted, and the cavity plate inner surface is inwardly provided with one
A arc groove, the molding backing plate upper surface are provided with downwards limiting slot, guide post duct, the guide pillar hole are provided in the limiting slot
Through there is guide post in road, the guide post upper end is connected with movable pad, and the edge of the movable pad upright projection is in limiting slot
Interior, cavity plate lower surface is withstood in the movable pad upper surface makes its level, and the guide post lower end is connected with resetting-mechanism, described convex
Mould is cylindrical structure, and the side view of the punch-pin and the cambered surface of arc groove are adapted, and the cavity plate rear end is connected with fixation
Plate, the dead plate upper end are connected with driving platform.
2. a kind of round tube punch-forming mold according to claim 1, which is characterized in that the molding backing plate lower surface is affixed
There is molding base station, the molding base station upper surface is provided with downwards guide post duct, and guide post duct lower surface is connected with spring, institute
It states spring upper end and is connected with guide post, the spring withstands guide post and passes through from the guide post duct on molding base station and molding backing plate,
The spring withstands the movable pad affixed with guide post, and so that the movable pad is withstood cavity plate lower surface keeps cavity plate horizontal
State.
3. a kind of round tube punch-forming mold according to claim 1, which is characterized in that the connecting plate upper surface middle part to
Under be provided with groove, the outer ledge of the texturearunaperpendicular projection is outside punch-pin.
4. a kind of round tube punch-forming mold according to claim 1, which is characterized in that the driving platform front is provided with rectangle
Slot is hinged with limited block in the rectangular channel, and the limited block lower end extends close to punch-pin.
5. a kind of round tube punch-forming mold according to claim 1, which is characterized in that the upper surface phase of two cavity plates
To being connected with limit plate.
6. a kind of round tube punch-forming mold according to claim 1, which is characterized in that the inner surface phase of two cavity plates
To " V " shape notch is provided with, the inside edge of the " V " shape notch upright projection is outside punch-pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820979040.9U CN208408278U (en) | 2018-06-25 | 2018-06-25 | A kind of round tube punch-forming mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820979040.9U CN208408278U (en) | 2018-06-25 | 2018-06-25 | A kind of round tube punch-forming mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208408278U true CN208408278U (en) | 2019-01-22 |
Family
ID=65109392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820979040.9U Expired - Fee Related CN208408278U (en) | 2018-06-25 | 2018-06-25 | A kind of round tube punch-forming mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208408278U (en) |
-
2018
- 2018-06-25 CN CN201820979040.9U patent/CN208408278U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190122 |