CN207508115U - A kind of hinged piece one-time-shaped mould - Google Patents
A kind of hinged piece one-time-shaped mould Download PDFInfo
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- CN207508115U CN207508115U CN201721689621.0U CN201721689621U CN207508115U CN 207508115 U CN207508115 U CN 207508115U CN 201721689621 U CN201721689621 U CN 201721689621U CN 207508115 U CN207508115 U CN 207508115U
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Abstract
The utility model discloses a kind of hinged piece one-time-shaped moulds, belong to technical field of mold.It includes middle membrane module, and middle membrane module includes middle mold, and the middle part side of the middle mold is equipped with curling face, and curling face is sequentially connected by several sections of circular arc flexure planes and formed.The middle part side of the middle mold of the utility model is equipped with curling face, curling face is sequentially connected by several sections of circular arc flexure planes and formed, circular arc flexure plane forms many places cross spider with hinged piece slab and contacts and downward pressure can be uniformly dispersed on slab, slipping phenomenon is less prone in one side between mold and slab, on the other hand it ensure that the flatness in outside in hinged piece lantern ring, solve the problems, such as that steel slab surface is not round and smooth and easily skids so that the accurate to dimension of lantern ring is high.
Description
Technical field
The utility model belongs to technical field of mold, more specifically to a kind of hinged piece one-time-shaped mould.
Background technology
The hinged piece hinge-like device used at present is a kind of common mechanical link, has two panels leaf
Piece, two panels blade are equipped with lantern ring, are then connected and fixed by shaft, but hinged piece by traditional punching press and
Casting technique is needed using more large scale equipment, and the consumption energy is more, particularly casting technique, needs thermal energy more, and cause
Pollution.
In order to solve the problem above-mentioned, through retrieval, patent document 1：Chinese patent CN201410304103.7 discloses one
Kind hinge die with edge-folded, including punch-pin, cushion block, backing plate, cavity plate, bolt, rotating the needle, baffle, upper mold die cavity is interior added with rotating the needle, rotating the needle
It totally four, is uniformly distributed, coordinates with rotating the needle interporal lacuna, punch-pin side adds baffle, is fastened using bolt and punch-pin；Chinese periodical
Document 1：One disclosed in poplar small high (hinge manufacturing process is improved and mold design mould industries the 7th phase of volume 36 in 2010)
Kind mold, the mold include punch-pin, cavity plate and positioning plate.Or two kinds of above-mentioned molds can be only done technology or only
Prebending process can be completed, thus hinged piece can not be integrally formed, using limited.
For another example patent document 2：Chinese patent CN201410284797.2 discloses a kind of hinge continuous stamping die, including
Upper die and lower die, upper mold include the top deck, top block, upper mold seat, upper padding plate, baffle plate and the de- material that set gradually from top to bottom
Plate, lower die include the lower template, lower bolster, die holder and the bottom seat pad that set gradually from top to bottom, punching are additionally provided in upper mold
Punch, reforming plunger, the first trimming punch, end edge rolling punch, root edge rolling punch, 45 degree of edge rolling punches, edge rolling molding punching
Head, edge rolling reforming plunger, the second trimming punch and cut-out punch, be provided in lower die end edge rolling block, root edge rolling block, 45 degree
Edge rolling block, edge rolling forming blocks and edge rolling molding baffle plate；Patent document 3：Chinese patent CN201310434018.8 discloses one
Kind Machine tool door hinge processing mold, including Bending Mould, pressing die and molding die, Bending Mould includes triangle upper mold I
With the rectangle lower die I with triangular groove, the apex angle of triangle upper mold I cooperates with the groove of rectangle lower die I；Flattening die
Tool includes rectangle upper mold II and rectangle lower die II, and the top of rectangle lower die II is equipped with and the matched groove of hinge after bending；
Molding die, the bottom including shaping upper III and molding lower die III, shaping upper III set the groove there are one arc, into
The top of type lower die III is equipped with and the matched groove of hinge after bending；Patent document 4：Chinese patent
CN201620755828.2 discloses a kind of hinge external member stamping die, including the concave template and convex template to match；Concave template
Along its length, be disposed with mounting hole punching, the package assembly to match with hinge package assembly rush area and in hinge
The internal member rest area that external member matches；Package assembly rushes region corresponding with hinge package assembly fixed plate and internal member in area
Setting is connect with the corresponding region of hinge internal member fixed plate on rest area, is sent when by the plank for stamping out mounting hole to housing
Region corresponding with hinge package assembly fixed plate and during the corresponding overlying regions of hinge internal member fixed plate in Jian Chong areas,
A part of fixed hole position on plank is rushed in package assembly in area right over region corresponding with hinge package assembly fixed plate, another
Part fixed hole position is right over region corresponding with hinge internal member fixed plate on internal member rest area.It is above-mentioned by analyzing
Mold disclosed in patent, the surface accuracy for the hinged piece that mold produces do not reach requirement, especially collar portion
Point, since hinged piece steel slab surface is not round and smooth, point contact is formed between mold and hinged piece slab, it is existing to there is skidding
As and when compacting there is abrasion, the collar dimensions deviation for leading to two blades is larger, and installation is more difficult；In addition, mould structure
Complex, processing difficulties affect the use of mold.
Invention content
1. it to solve the problems, such as
Hinged piece has two panels blade at present, and two panels blade is equipped with lantern ring, is then fastened on one by shaft
It rises, although structure is simple, the lantern ring production of two blades is more important, and lantern ring not only carries rotatory force, while two lantern rings
Cooperation need it is close, once there is dimensional discrepancy, hinge will stress deformation, eventually leading to can not rotate, until replace, these
The generation of defect between mold and hinged piece slab caused by mainly due to skidding and wearing, in order to ensure hinge type portion
The normal use of part, the purpose of this utility model are to provide a kind of hinged piece one-time-shaped mould, the set of hinged piece
Ring accurate to dimension is high, and cooperation is close.
2. technical solution
To solve the above-mentioned problems, technical solution is as follows used by the utility model：
The hinged piece one-time-shaped mould of the utility model, including upper die component, middle membrane module and lower mold assemblies, institute
It states upper die component and includes mold, middle membrane module includes middle mold, and lower mold assemblies include lower mold, and the mold includes punching press
Cambered surface；The middle mould upper surface is equipped with the first groove surface and coordinates with punching press cambered surface, and the middle part side of middle mold is equipped with curling face,
Curling face is sequentially connected by several sections of circular arc flexure planes and formed；The lower mold is equipped with mounting hole, and the lower end of middle mold is placed in
In mounting hole, the second groove surface is equipped in the upper end side of lower mold, face is crimped and the second groove surface is located on same circle.
In a kind of possible embodiment of the utility model, the mold further includes the first vertical inclined-plane, first perpendicular
It faces directly and is sequentially connected with the first connection arc surface, the first vertical inclined-plane, the first vertical plane, punching press cambered surface and the first connection arc surface
It forms, the first vertical inclined-plane is 25-35 ° in the angle of vertical direction, the length L of the first vertical plane1=(0.2-0.3) * R,
Internal diameters of the middle R for lantern ring, unit mm, the radius R of punching press cambered surface0=R, the radius R of the first connection arc surfaceM=(6-7) * R.
In a kind of possible embodiment of the utility model, first groove surface is by symmetrical turning arc surface and recessed
Groove bottom connects and composes, the radius R of turning arc surfaceIt turns=L1, the radius R of groove floorIt is recessed=R0+ 2.5, the height of groove floor
For H=R0。
In a kind of possible embodiment of the utility model, the inside linking in the curling face of the middle mold has second to erect
It faces directly, outside linking has the second vertical inclined-plane, wherein the length L of the second vertical plane2=L1, the second vertical inclined-plane is in vertical direction
Angle be 45-55 °.
In a kind of possible embodiment of the utility model, second groove surface by the second arc surface and second anyhow
Inclined-plane connects and composes, and the radius of the second arc surface is equal with the radius of groove floor, and the radian of the second arc surface is 110-120 °,
Second inclined-plane and the angle of horizontal direction are 25-35 ° anyhow.
In a kind of possible embodiment of the utility model, the upper die component further includes upper mold seat, is set on mold
Mounting groove is equipped with for installing upper mold seat, and be bolted, in use, upper mold seat is bolted on bender.
In a kind of possible embodiment of the utility model, the arc radius of several sections of circular arc flexure planes is identical,
The joining place of adjacent two circular arcs flexure plane, filled with magnetic powder particle.
In a kind of possible embodiment of the utility model, the center line and the second vertical plane of first groove surface exist
In same vertical plane.
In a kind of possible embodiment of the utility model, the second vertical inclined-plane is formed with wedge angle with curling face,
For wedge angle through Overheating Treatment, hardness is HRC47 ± 2 °.
3. advantageous effect
Compared with the prior art, the beneficial effects of the utility model are：
(1) the middle part side of the hinged piece one-time-shaped mould of the utility model, wherein mold is equipped with curling face, volume
Curved surface is sequentially connected by several sections of circular arc flexure planes and formed, and circular arc flexure plane forms many places cross spider with hinged piece slab and connects
Touching can be uniformly dispersed in downward pressure on slab, be less prone to slipping phenomenon in one side between mold and slab,
On the other hand it ensure that the flatness in outside in hinged piece lantern ring, solve that steel slab surface is not round and smooth and what is easily skidded ask
Topic so that the accurate to dimension of lantern ring is high；
(2) the hinged piece one-time-shaped mould of the utility model, the mold is by upper die component, middle membrane module and lower die
Component is formed, and three is mutually unified in structure, is exclusively used on bender, and being used cooperatively by three, can be molded to obtain
The higher hinged piece of quality improves production efficiency height, has ensured the quality of product；
(3) the hinged piece one-time-shaped mould of the utility model, the first vertical inclined-plane of mold is in vertical direction
Angle be 25-35 °, the length L of the first vertical plane1=(0.2-0.3) * R, wherein R are the internal diameter of lantern ring, and unit mm is rushed
Press the radius R of cambered surface0=R, the radius R of the first connection arc surfaceM=(6-7) * R, pass through the restriction to parameter, hinged piece
The stress bending of slab is more uniform, while the take place frequently accident that fractures of mold is avoided to occur；
(4) the hinged piece one-time-shaped mould of the utility model, the first groove surface of middle mold is by symmetrical turning
Arc surface and groove floor connect and compose, the radius R of turning arc surfaceIt turns=L1, the radius R of groove floorIt is recessed=R0+ 2.5, groove
The height of bottom surface is H=R0, middle mold and mold cooperation, the restriction of these parameters further enhance adding for hinged piece
Work dimensional accuracy；
(5) the hinged piece one-time-shaped mould of the utility model, upper die component further include upper mold seat, convenient for this into
Pattern tool is fixed on bender, convenient to use；
(6) the hinged piece one-time-shaped mould of the utility model crimps the circular arc of several sections of circular arc flexure planes in face
Radius is identical, and the joining place of adjacent two circular arcs flexure plane, filled with magnetic powder particle, magnetic powder particle not only increases curling face and slab
Between frictional force, magnetic powder particle plays the role of cushion pad, can also reduce the abrasion in curling face.
Description of the drawings
The technical solution of the utility model is described in further detail below with reference to drawings and examples, still
It should be known that these attached drawings are only designed for task of explanation, therefore not as the restriction of the scope of the utility model.In addition,
Unless otherwise indicated, these attached drawings are meant only to conceptually illustrate structure construction described herein, without to carry out to scale
It draws.
Fig. 1 is the structure diagram of the utility model hinged piece one-time-shaped mould；
Fig. 2 is the upper die component structure diagram of the utility model hinged piece one-time-shaped mould；
Fig. 3 is the middle membrane module structure diagram of the utility model hinged piece one-time-shaped mould；
Fig. 4 is the lower mold assemblies structure diagram of the utility model hinged piece one-time-shaped mould；
Fig. 5 is the enlarged drawing that the utility model crimps face.
Description of symbols in figure：
1st, upper die component；110th, mold；111st, the first vertical inclined-plane；112nd, the first vertical plane；113rd, punching press cambered surface；
114th, the first connection arc surface；120th, upper mold seat；
2nd, middle membrane module；210th, middle mold；220th, the first groove surface；221st, turning arc surface；222nd, groove floor；230、
Curling face；240；Second vertical plane；250th, the second vertical inclined-plane；
3rd, lower mold assemblies；310th, mounting hole；320th, the second groove surface；321st, the second arc surface；322nd, second is anyhow oblique
Face；；330th, lower mold.
Specific embodiment
Hereafter to the detailed description of the exemplary embodiment of the utility model with reference to attached drawing, which forms the one of description
Part has been shown as example the enforceable exemplary embodiment of the utility model in the figure.Although these exemplary realities
Example is applied to be described in sufficient detail so that those skilled in the art can implement the utility model, it is to be understood that it can be realized
His embodiment and can various changes can be made to the utility model in the case of the spirit and scope for not departing from the utility model.Hereafter
Required the scope of the utility model is not limited to the more detailed description of the embodiment of the utility model, and only
The characteristics of in order to be illustrated and not limit to the utility model and the description of feature, to propose to perform the utility model
Best mode, and it is sufficient to make those skilled in the art that can implement the utility model.Therefore, the scope of the utility model only by
Appended claims limit.
Hereafter the detailed description of the utility model and example embodiment can be more fully understood with reference to attached drawing, wherein this reality
It is identified with novel element and feature by reference numeral.
Embodiment 1
Please refer to Fig. 1 to Fig. 5, the hinged piece one-time-shaped mould of the present embodiment, including upper die component 1, middle module
Part 2 and lower mold assemblies 3, upper die component 1 include mold 110, and middle membrane module 2 includes middle mold 210, under lower mold assemblies 3 include
Mold 330, mold 110 include punching press cambered surface 113；Middle 210 upper surface of mold is equipped with the first groove surface 220 and punching press cambered surface
113 cooperations, the middle part side of middle mold 210 are equipped with curling face 230, and curling face 230 is sequentially connected by several sections of circular arc flexure planes
It forms；Lower mold 330 is equipped with mounting hole 310, and the lower end of middle mold 210 is placed in mounting hole 310, in the upper of lower mold 330
Side is held to be equipped with the second groove surface 320, curling 230 and second groove surface 320 of face is located on same circle.
Inventor is by largely testing and analyzing, and hinged piece has two panels blade at present, and two panels blade is equipped with set
Then ring is connected and fixed by shaft, although structure is simple, the lantern ring of two blades produces more important, lantern ring
Not only carry rotatory force, at the same the cooperation of two lantern rings need it is close, once there is dimensional discrepancy, hinge will stress deformation, most
Lead to not rotate eventually, until replacing, the generation of these defects between mold and hinged piece slab mainly due to skidding
And caused by abrasion, therefore, inventor is contacted using circular arc flexure plane and hinged piece slab formation many places cross spider, can be with
Downward pressure is uniformly dispersed on slab, slipping phenomenon is less prone between mold 210 and slab in one side, it is another
Aspect ensure that the flatness in outside in hinged piece lantern ring, solve the problems, such as that steel slab surface is not round and smooth and easily skids,
So that the accurate to dimension of lantern ring is high.
In addition, the mold is made of upper die component 1, middle membrane module 2 and lower mold assemblies 3, three is mutually unified in structure, specially
For bender, and being used cooperatively by three, it can be molded to obtain the higher hinged piece of quality, improve production
It is efficient, ensure the quality of product.
It is more uniform for the stress bending of hinged piece slab with reference to Fig. 2, while mold 110 is avoided to take place frequently folding
Disconnected accident occurs, and mold 110 further includes the first vertical inclined-plane 111, the first vertical plane 112 and the first connection arc surface 114,
First vertical inclined-plane 111, the first vertical plane 112, punching press cambered surface 113 and first connect arc surface 114 and are sequentially connected composition, and first
Vertical inclined-plane 111 is 30 °, such as the internal diameter R=5.5mm, the length L of the first vertical plane 112 of lantern ring in the angle of vertical direction1
=(0.2-0.3) * R, best length are 1.5mm, the radius R of punching press cambered surface 1130=R, the half of the first connection arc surface 114
Diameter RM=(6-7) * R, best radius are 32mm.
In order to further enhance the accurate to dimension of hinged piece, as shown in figure 3, the first groove surface 220 is by symmetrical
Turning arc surface 221 and groove floor 222 connect and compose, the radius R of turning arc surface 221It turns=L1, best length is
1.5mm, the radius R of groove floor 222It is recessed=R0+ 2.5=8mm, the height of groove floor 222 is H=R0.First groove surface 220
Center line and the second vertical plane 240 in same vertical plane, the stress of entire mold point-blank effectively avoids upper mold
The movement deviation of tool 110, middle mold 210 and lower mold 330, ensures stamping forming accuracy.
Further, the inside linking in the curling face 230 of middle mold 210 has the second vertical plane 240, and outside linking has second
Vertical inclined-plane 250, wherein the length L of the second vertical plane 2402=L1, the second vertical inclined-plane 250 is in the angle of vertical direction
50 °, the second vertical inclined-plane 250 is formed with wedge angle with curling face 230, and for wedge angle through Overheating Treatment, hardness is HRC47 ± 2 °, sharp
The hardness at angle is higher, not easy to wear, is not easily broken simultaneously.
Second groove surface 320 by the second arc surface 321 and second anyhow inclined-plane 322 connect and compose, to the second arc surface 321
With second anyhow inclined-plane 322 advanced optimize, the radius of the second arc surface 321 is equal with the radius of groove floor 222, second circle
The radian of cambered surface 321 is 115 °, and the angle of the second inclined-plane 322 and horizontal direction anyhow is 30 °.
It is fixed on bender for the ease of the molding die, upper die component 1 further includes upper mold seat 140, on mold 110
Mounting groove is provided with for installing upper mold seat 140, and be bolted, in use, upper mold seat 140 is bolted on bending
On machine.
Due to producing in enormous quantities for a long time, the friction between slab and mold is increased, causes abrasion, the cut of mold, is influenced
Hinged piece quality and size requirement, therefore the arc radius of several sections of circular arc flexure planes is identical, adjacent two circular arcs bending
The joining place in face, filled with magnetic powder particle, magnetic powder particle not only increases the frictional force between curling face 230 and slab, magnetic powder
Grain plays the role of cushion pad, can also reduce the abrasion in curling face 230.
The internal diameter R=5.5mm of design value lantern ring, the internal diameter R=5.48mm of the molding die lantern ring detected, size
Deviation meet requirement.
Claims (9)
1. a kind of hinged piece one-time-shaped mould, including middle membrane module (2), middle membrane module (2) includes middle mold (210),
It is characterized in that, the middle part side of the middle mold (210) is equipped with curling face (230), curling face (230) is curved by several sections of circular arcs
Curved surface is sequentially connected composition.
2. hinged piece one-time-shaped mould according to claim 1, which is characterized in that further include upper die component (1)
With lower mold assemblies (3), the upper die component (1) includes mold (110), and lower mold assemblies (3) include lower mold (330), described
Mold (110) includes punching press cambered surface (113)；Middle mold (210) upper surface is equipped with the first groove surface (220) and punching press arc
Face (113) coordinates；The lower mold (330) is equipped with mounting hole (310), and the lower end of middle mold (210) is placed in mounting hole (310)
It is interior, the second groove surface (320) is equipped in the upper end side of lower mold (330), crimps face (230) and the second groove surface (320) position
In on same circle.
3. hinged piece one-time-shaped mould according to claim 2, which is characterized in that the mold (110) is also
Including the first vertical inclined-plane (111), the first vertical plane (112) and first connection arc surface (114), the first vertical inclined-plane (111),
First vertical plane (112), punching press cambered surface (113) and the first connection arc surface (114) are sequentially connected composition, the first vertical inclined-plane
(111) it is 25-35 ° in the angle of vertical direction, the length L of the first vertical plane (112)1=(0.2-0.3) * R, wherein R are set
The internal diameter of ring, unit mm, the radius R of punching press cambered surface (113)0=R, the radius R of the first connection arc surface (114)M=(6-7) *
R。
4. hinged piece one-time-shaped mould according to claim 3, which is characterized in that first groove surface
(220) it is connected and composed by symmetrical turning arc surface (221) and groove floor (222), the radius R of turning arc surface (221)It turns=
L0, the radius R of groove floor (222)It is recessed=R0+ 2.5, the height of groove floor (222) is H=R0；Or the middle mold (210)
The inside linking in curling face (230) have the second vertical plane (240), outside linking has the second vertical inclined-plane (250), wherein second
The length L of vertical plane (240)2=L1, the second vertical inclined-plane (250) is 45-55 ° in the angle of vertical direction.
5. hinged piece one-time-shaped mould according to claim 4, which is characterized in that second groove surface
(320) by the second arc surface (321) and second anyhow inclined-plane (322) connect and compose, the radius and groove of the second arc surface (321)
The radius of bottom surface (222) is equal, and the radian of the second arc surface (321) is 110-120 °, the second inclined-plane (322) and level side anyhow
To angle be 25-35 °.
6. hinged piece one-time-shaped mould according to claim 5, which is characterized in that the upper die component (1) is also
Including upper mold seat (120), mounting groove is provided on mold (110) for installing upper mold seat (120), and be bolted, is made
Used time, upper mold seat (120) are bolted on bender.
7. hinged piece one-time-shaped mould according to claim 4, which is characterized in that several sections of circular arcs bending
The arc radius in face is identical, the joining place of adjacent two circular arcs flexure plane, filled with magnetic powder particle.
8. hinged piece one-time-shaped mould according to claim 7, which is characterized in that first groove surface
(220) center line and the second vertical plane (240) is in same vertical plane.
9. hinged piece one-time-shaped mould according to claim 8, which is characterized in that the second vertical inclined-plane
(250) wedge angle is formed with curling face (230), for wedge angle through Overheating Treatment, hardness is HRC47 ± 2 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721689621.0U CN207508115U (en) | 2017-12-07 | 2017-12-07 | A kind of hinged piece one-time-shaped mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721689621.0U CN207508115U (en) | 2017-12-07 | 2017-12-07 | A kind of hinged piece one-time-shaped mould |
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| Publication Number | Publication Date |
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| CN207508115U true CN207508115U (en) | 2018-06-19 |
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ID=62543233
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721689621.0U Active CN207508115U (en) | 2017-12-07 | 2017-12-07 | A kind of hinged piece one-time-shaped mould |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107999626A (en) * | 2017-12-07 | 2018-05-08 | 安徽力源数控刃模具制造有限公司 | A kind of hinged piece one-time-shaped mould and its processing method |
-
2017
- 2017-12-07 CN CN201721689621.0U patent/CN207508115U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107999626A (en) * | 2017-12-07 | 2018-05-08 | 安徽力源数控刃模具制造有限公司 | A kind of hinged piece one-time-shaped mould and its processing method |
| CN107999626B (en) * | 2017-12-07 | 2024-04-26 | 安徽力源数控刃模具制造有限公司 | One-step forming die for hinge type part and processing method thereof |
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