CN206810916U - A kind of diel for preventing bending pipe resilience - Google Patents
A kind of diel for preventing bending pipe resilience Download PDFInfo
- Publication number
- CN206810916U CN206810916U CN201720759412.2U CN201720759412U CN206810916U CN 206810916 U CN206810916 U CN 206810916U CN 201720759412 U CN201720759412 U CN 201720759412U CN 206810916 U CN206810916 U CN 206810916U
- Authority
- CN
- China
- Prior art keywords
- pipe fitting
- plate
- shellproof
- fixes sleeve
- centre bore
- 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
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Abstract
The utility model discloses a kind of diel for preventing bending pipe resilience, including the fixes sleeve being vertically arranged, the fixes sleeve is in hollow cylinder, and the upper end open of fixes sleeve；The upper end position of fixes sleeve is connected to lower mould bottom plate using the form fixed cover being welded and fixed, the lower mould bottom plate is horizontally disposed with, during the actual punching press of the utility model, pipe fitting is bent, and the both ends of pipe fitting are depressed on the inside of centre bore, now the both ends of pipe fitting and the inwall of centre bore are mutually held out against, now to pipe fitting continu to press, it can so realize that pipe fitting is completely forced into die cavity and is molded, now when the situation of both ends resilience occurs in pipe fitting, the centre bore of shellproof cope plate plays restriction effect to pipe fitting resilience, it essentially consists in pipe fitting both ends in springback process and expanded outwardly is stopped by shellproof cope plate, so as to which overall play effectively prevents rebound effect.
Description
Technical field
Diel field is the utility model is related to, more particularly, to a kind of diel for preventing bending pipe resilience.
Background technology
Blank is set to turn into the instrument for having given shape and the product of size under external force.Be widely used in punching, die forging,
Cold-heading, extruding, metallic sintered products compacting, compression casting, and the compression moulding or injection of the product such as engineering plastics, rubber, ceramics
In forming.Mould has specific profile or cavity shape, can make blank by wheel using the contour shape with cutting edge
Separation (punching) occurs for profile shape.Using cavity shape blank can be made to obtain corresponding three-dimensional shape.Mould generally comprises dynamic
Two parts of mould and cover half (or punch-pin and cavity plate), the two is partable.Product is taken out when separating, blank is injected mould when closing up
Has die cavity shaping.Mould is precision instrument, complex-shaped, bears the expansive force of blank, to structural strength, rigidity, case hardness, table
Surface roughness and machining accuracy all have higher requirements, the development level of mould production be the horizontal important symbol of machine-building it
One.
Often there is the situation of pipe fitting resilience ejection during punching press bend pipe in pipe fitting, so as to cause overall ram efficiency
Lowly, the bad situation of effect occurs.
Utility model content
The utility model is to overcome the above situation insufficient, it is desirable to provide a kind of technical scheme that can be solved the above problems.
A kind of diel for preventing bending pipe resilience, including the fixes sleeve being vertically arranged, the fixes sleeve is in sky
Heart cylinder, and the upper end open of fixes sleeve；The upper end position of fixes sleeve is connected to down using the form fixed cover being welded and fixed
Baffle plate, the lower mould bottom plate are horizontally disposed with, movable in fixes sleeve to be plugged with the intubation being vertically arranged；The upper table of lower mould bottom plate
The side position of face two is welded with side hinged seat, and the upper surface of side hinged seat offers hinged mouth, and solid in the hinged mouth
Surely the bearing pin of anterior-posterior horizontal setting is welded with, movable sleeve is connected to movable pressing board on the bearing pin, and now movable pressing board can edge
Bearing pin upset；The movable end of the movable pressing board is overlapped on the upper surface left and right sides of spacing pressing plate respectively, and spacing pressing plate welds
The top for being fixed on intubation is connect, the spacing pressing plate is horizontally disposed with, and the upper surface of spacing pressing plate is welded with die-cushion block,
Upper die-cushion block is between movable pressing board；And the upper surface of upper die-cushion block is welded with mould, the curved knot in bottom of upper mould
Structure, and the upper surface of upper mould offers the die cavity that inner bottom surface is in cambered surface, therefore by the way that pipe fitting to be placed on to the die cavity opening of upper mould
Place, the center of pipe fitting is pressed into die cavity by stamping machine, can now realize the press bending operation of pipe fitting；The upper mould
Upper surface location is welded with shellproof cope plate, and shellproof cope plate is horizontally disposed with, and is offered at the center of shellproof cope plate
The centre bore run through up and down, the centre bore present the next setting with die cavity opening, because shellproof cope plate has necessarily in itself
Thickness, gradient-structure is now presented between centre bore and die cavity opening, therefore during actual punching press, pipe fitting is bent, and pipe fitting
Both ends be depressed on the inside of centre bore, now the both ends of pipe fitting and the inwall of centre bore are mutually held out against, and now pipe fitting is continued
Apply pressure, can so realize that pipe fitting is completely forced into die cavity and is molded, now when the situation of both ends resilience occurs in pipe fitting,
The centre bore of shellproof cope plate plays restriction effect to pipe fitting resilience, and it essentially consists in pipe fitting both ends court in springback process and extended out
Open and stopped by shellproof cope plate, so as to which overall play effectively prevents rebound effect.
As further program of the utility model：Between the bottom surface of the shellproof cope plate and the upper surface of lower mould bottom plate
Multiple limit telescopic bars are installed with, realize that the position between shellproof cope plate and lower mould bottom plate limits using limit telescopic bar
System, prevents the situation that both skew.
As further program of the utility model：The rounded hole of centre bore of the shellproof cope plate, circular port have
Effect without dead angle.
As further program of the utility model：The movable pressing board is in square platy structure, and the activity of movable pressing board
End is in convex structure.
As further program of the utility model：The upper mould, movable pressing board, spacing pressing plate and shellproof cope plate are equal
It is made of cast iron quality.
The beneficial effects of the utility model：During the actual punching press of the utility model, pipe fitting is bent, and the both ends quilt of pipe fitting
It is depressed on the inside of centre bore, now the both ends of pipe fitting and the inwall of centre bore are mutually held out against, now to pipe fitting continu to press, this
Sample can realize that pipe fitting is completely forced into die cavity and is molded, now when the situation of both ends resilience occurs in pipe fitting, shellproof cope plate
Centre bore restriction effect is played to pipe fitting resilience, it essentially consists in pipe fitting both ends in springback process and expanded outwardly by shellproof
The stop of cope plate, so as to which overall play effectively prevents rebound effect.
Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the utility model structure diagram；
Fig. 2 is side view of the present utility model.
In figure：1- fixes sleeves, 2- lower mould bottom plates, 3- sides hinged seat, 4- bearing pins, the upper moulds of 5-, the upper die-cushion blocks of 6-, 7- are inserted
Pipe, 8- limit telescopics bar, 9- movable pressing boards, the spacing pressing plates of 10-, the shellproof cope plates of 11-.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to Fig. 1~2, in the utility model embodiment, a kind of diel for preventing bending pipe resilience, including it is vertical
The fixes sleeve 1 of setting, the fixes sleeve 1 are in hollow cylinder, and the upper end open of fixes sleeve 1；The upper end of fixes sleeve 1
Position is connected to lower mould bottom plate 2 using the form fixed cover being welded and fixed, and the lower mould bottom plate 2 is horizontally disposed, living in fixes sleeve 1
It is dynamic to be plugged with the intubation 7 being vertically arranged；The side position of upper surface two of lower mould bottom plate 2 is welded with side hinged seat 2, and side is hinged
The upper surface of seat 2 offers hinged mouth, and the bearing pin 4 of anterior-posterior horizontal setting, the bearing pin 4 are fixedly welded with the hinged mouth
Upper equal movable sleeve is connected to movable pressing board 9, and now movable pressing board 9 can be overturn along bearing pin 4；The movable end of the movable pressing board 9
The upper surface left and right sides of spacing pressing plate 10 is overlapped on respectively, and spacing pressing plate 10 is weldingly fixed on the top of intubation 7, it is described spacing
Pressing plate 10 is horizontally disposed, and the upper surface of spacing pressing plate 10 is welded with die-cushion block 6, and upper die-cushion block 6 is located at movable pressing board 9
Between；And the upper surface of upper die-cushion block 6 is welded with mould 5, the curved structure in bottom of upper mould 5, and the upper surface of upper mould 5
The die cavity that inner bottom surface is in cambered surface is offered, therefore by the way that pipe fitting to be placed on to the die cavity opening of upper mould 5, will be managed by stamping machine
In the center press-in die cavity of part, the press bending operation of pipe fitting can be now realized；The upper surface location welding of the upper mould 5 is solid
Surely there is shellproof cope plate 11, shellproof cope plate 11 is horizontally disposed, and offers what is run through up and down at the center of shellproof cope plate 11
Centre bore, the centre bore presents the next setting with die cavity opening, because shellproof cope plate 11 itself has certain thickness, this
When centre bore and die cavity opening between gradient-structure is presented, therefore during actual punching press, pipe fitting is bent, and the both ends quilt of pipe fitting
It is depressed on the inside of centre bore, now the both ends of pipe fitting and the inwall of centre bore are mutually held out against, now to pipe fitting continu to press, this
Sample can realize that pipe fitting is completely forced into die cavity and is molded, now when the situation of both ends resilience occurs in pipe fitting, shellproof cope plate
11 centre bore plays restriction effect to pipe fitting resilience, and it essentially consists in pipe fitting both ends in springback process and expanded outwardly by anti-
The stop of cope plate 11 is played, so as to which overall play effectively prevents rebound effect.
Multiple limit telescopic bars are installed between the bottom surface of the shellproof cope plate 11 and the upper surface of lower mould bottom plate 2
8, the position limitation between shellproof cope plate 11 and lower mould bottom plate 2 is realized using limit telescopic bar 8, prevents what both skewed
Situation.
The rounded hole of centre bore of the shellproof cope plate 11, circular port have the effect without dead angle.
The movable pressing board 9 is in square platy structure, and the movable end of movable pressing board 9 is in convex structure.
The upper mould 5, movable pressing board 9, spacing pressing plate 10 and shellproof cope plate 11 are made of cast iron quality.
Operation principle of the present utility model is：Because shellproof cope plate 11 itself has certain thickness, now centre bore
Gradient-structure is presented between die cavity opening, therefore during actual punching press, pipe fitting is bent, and the both ends of pipe fitting are depressed into center
On the inside of hole, now the both ends of pipe fitting and the inwall of centre bore are mutually held out against, so can be real now to pipe fitting continu to press
Existing pipe fitting is completely forced into die cavity and is molded, now when the situation of both ends resilience occurs in pipe fitting, the center of shellproof cope plate 11
Restriction effect is played in hole to pipe fitting resilience, and it essentially consists in pipe fitting both ends in springback process and expanded outwardly by shellproof cope plate
11 stop, so as to which overall play effectively prevents rebound effect.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Claims (5)
1. a kind of diel for preventing bending pipe resilience, including the fixes sleeve being vertically arranged, it is characterised in that the fixation
Sleeve is in hollow cylinder, and the upper end open of fixes sleeve；The upper end position of fixes sleeve is fixed in the form of being welded and fixed
Lower mould bottom plate is socketed with, the lower mould bottom plate is horizontally disposed with, movable in fixes sleeve to be plugged with the intubation being vertically arranged；Lower mould bottom
The side position of upper surface two of plate is welded with side hinged seat, and the upper surface of side hinged seat offers hinged mouth, and the hinge
The bearing pin of anterior-posterior horizontal setting is fixedly welded with interface, movable sleeve is connected to movable pressing board, the activity pressure on the bearing pin
The movable end of plate is overlapped on the upper surface left and right sides of spacing pressing plate respectively, and spacing pressing plate is weldingly fixed on the top of intubation, institute
Spacing pressing plate is stated to be horizontally disposed with, and the upper surface of spacing pressing plate is welded with die-cushion block, upper die-cushion block is located at movable pressing board
Between；And the upper surface of upper die-cushion block is welded with mould, the curved structure in bottom of upper mould, and the upper surface of upper mould opens up
There is the die cavity that inner bottom surface is in cambered surface；The upper surface location of the upper mould is welded with shellproof cope plate, and shellproof cope plate is horizontal
Set, and the centre bore run through up and down is offered at the center of shellproof cope plate, the centre bore presents bottom with die cavity opening
Set.
2. the diel of prevention bending pipe resilience according to claim 1, it is characterised in that the shellproof cope plate
Multiple limit telescopic bars are installed between bottom surface and the upper surface of lower mould bottom plate.
3. the diel of prevention bending pipe resilience according to claim 1, it is characterised in that the shellproof cope plate
The rounded hole of centre bore.
4. the diel of prevention bending pipe resilience according to claim 1, it is characterised in that the movable pressing board is in side
Platy structure, and the movable end of movable pressing board is in convex structure.
5. the diel of prevention bending pipe resilience according to claim 1, it is characterised in that the upper mould, activity pressure
Plate, spacing pressing plate and shellproof cope plate are made of cast iron quality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720759412.2U CN206810916U (en) | 2017-06-28 | 2017-06-28 | A kind of diel for preventing bending pipe resilience |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720759412.2U CN206810916U (en) | 2017-06-28 | 2017-06-28 | A kind of diel for preventing bending pipe resilience |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206810916U true CN206810916U (en) | 2017-12-29 |
Family
ID=60762545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720759412.2U Expired - Fee Related CN206810916U (en) | 2017-06-28 | 2017-06-28 | A kind of diel for preventing bending pipe resilience |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206810916U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109013904A (en) * | 2018-09-04 | 2018-12-18 | 烟台泰利汽车模具股份有限公司 | A kind of hollow pipe bending die |
| CN109702063A (en) * | 2018-04-17 | 2019-05-03 | 张家港元亿机电设备有限公司 | A kind of bending machine |
| CN115415749A (en) * | 2022-09-21 | 2022-12-02 | 成都飞机工业（集团）有限责任公司 | Hoop punching processing method |
-
2017
- 2017-06-28 CN CN201720759412.2U patent/CN206810916U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109702063A (en) * | 2018-04-17 | 2019-05-03 | 张家港元亿机电设备有限公司 | A kind of bending machine |
| CN109013904A (en) * | 2018-09-04 | 2018-12-18 | 烟台泰利汽车模具股份有限公司 | A kind of hollow pipe bending die |
| CN109013904B (en) * | 2018-09-04 | 2024-03-19 | 烟台泰利汽车模具股份有限公司 | Hollow tube bending die |
| CN115415749A (en) * | 2022-09-21 | 2022-12-02 | 成都飞机工业（集团）有限责任公司 | Hoop punching processing method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 Termination date: 20200628 |