CN207914462U - The backing structure of car panel die - Google Patents
The backing structure of car panel die Download PDFInfo
- Publication number
- CN207914462U CN207914462U CN201820009585.7U CN201820009585U CN207914462U CN 207914462 U CN207914462 U CN 207914462U CN 201820009585 U CN201820009585 U CN 201820009585U CN 207914462 U CN207914462 U CN 207914462U
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- China
- Prior art keywords
- groove
- escape groove
- backing plate
- escape
- plano
- 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
Links
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000005253 cladding Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides a kind of backing structure of car panel die, and the top surface fovea superior of the backing plate, which is set, is formed with several first escape groove, and the bottom surface fovea superior, which is set, is formed with several second escape groove；First escape groove is identical as the extending direction of the second escape groove and shifts to install up and down；First escape groove of the backing plate and the bottom surface of insert are defined to form evacuation hole jointly.Whereby; by the structural shape for changing backing plate; increase on backing plate and accordingly escapes to expect; the technical issues of to solve existing car panel die processing machine; and feeding it is unsuccessful cause on mold occur two tablets when; making can be first backing plate pressure break, to achieve the purpose that protect insert and mould bases after mold stress.
Description
Technical field
The utility model is related to technical field of mold, relate in particular to the backing structure of mold, are mainly used for but not
It is limited to the production of automobile panel.
Background technology
Automobile panel refers to covering engine, chassis, constitutes spatial form made of the sheet metal of driver's cabin, vehicle body
Surface or inner body.Automobile panel is in technological design, mold processing, equipment selection and quality control (dimensional tolerance, shape
Shape precision, detail rigidity, surface quality) etc. all have the characteristics that it is different from general punching parts.
As shown in Figure 1, show a kind of use state of car panel die 10, include mainly several inserts 11 and
Several backing plates 12 form, and the insert 11 and backing plate 12 are all bloom structure, and the insert 11 is equipped with die cavity, to process shape
At product 13.Wherein, in current car panel die 10, backing plate 12 due to can be brought to die debugging process it is many just
Profit and be widely applied.Traditional 12 occupation mode of backing plate by adjusting the thickness of backing plate 12 as shown in Figure 1, adjust mould
Has gap, to which desired product size be made.
It is worth noting that, mold, which in volume production part, often will appear lower end, picks up device or blanking sucker in mold molding
The unsuccessful situation of feeding after the completion.For example, product does not take out, but feeding terminal-collecting machine is still working, so as to cause going out in mold
Existing two tablets, lead to light then insert pressure break, heavy then mould bases pressure break bad as a result, and since insert, mould bases remake
Period is longer, once damage will directly affect the volume production progress of mold, has existing car panel die is aobvious to have shortcoming,
It is further improved.
Utility model content
In view of the foregoing, the restriction based on many-sided reason such as cost, production environment, mold design are normally controlled in tightly
In the space gathered, constituting each bloom of mold may assist realizing the completion of various motion.Therefore the utility model carries
A kind of backing structure of car panel die has been supplied, by changing the structural shape of backing plate, has increased on backing plate and accordingly escapes to expect,
The technical issues of to solve existing car panel die processing machine, and feeding it is unsuccessful cause on mold occur two tablets
When, making can be first backing plate pressure break, to achieve the purpose that protect insert and mould bases after mold stress.
To achieve the above object, the technical scheme adopted by the utility model is that providing a kind of backing plate of car panel die
Structure, the mold include insert and backing plate, and the backing plate is formed with opposite top surface and bottom surface, the top surface of the backing plate and institute
State the bottom surface contact of insert；Wherein, the top surface fovea superior of the backing plate, which is set, is formed with several first escape groove, recessed on the bottom surface
It is formed with several second escape groove；First escape groove is identical as the extending direction of the second escape groove and upper and lower misplace sets
It sets；First escape groove of the backing plate defines to form evacuation hole with the bottom surface of the insert jointly.
In the embodiments of the present invention, the top surface of the backing plate is formed with several between several first escape groove
First plano-convex portion；The bottom surface of the backing plate is formed with several second plano-convexs portion between several second escape groove；Described
One escape groove corresponds to the setting of second plano-convex portion；Second escape groove corresponds to the setting of first plano-convex portion.
In the embodiments of the present invention, first escape groove be formed with groove bottom wall and positioned at the groove bottom wall it is opposite
The joint of the groove sidewall of both sides, the groove bottom wall and the groove sidewall forms the groove corner of first escape groove.
In the embodiments of the present invention, second escape groove be formed with groove bottom wall and positioned at the groove bottom wall it is opposite
The joint of the groove sidewall of both sides, the groove bottom wall and the groove sidewall forms the groove corner of second escape groove.
In the embodiments of the present invention, the groove width of first escape groove is more than the width in second plano-convex portion；Institute
The groove width for stating the second escape groove is more than the width in first plano-convex portion；And the groove corner of first escape groove and described the
The groove corner of two escape groove shifts to install in the vertical direction of connection backing plate top surface and bottom surface.
In the embodiments of the present invention, the groove width of first escape groove is identical as the groove width of the second escape groove；
The width in first plano-convex portion is of same size with second plano-convex portion；And first escape groove is avoided with described second
Slot is overlapped in the vertically oriented portion.
In the embodiments of the present invention, first escape groove and the partly overlapping region of the second escape groove,
Dislocation spacing is formed between the groove corner of first escape groove and the groove corner of second escape groove.
In the embodiments of the present invention, the bottom surface of the insert is configured to planar structure.
The utility model makes it have following advantageous effect as a result of above technical scheme：
(1) since the fabrication cycle of die backing plate is shorter than insert or mould bases very much, therefore the mold for passing through the utility model
Backing structure can be that amount strives for more times with shorter mold maintenance period after mold is impaired.
It (2), can since the cost of backing plate is more much lower than insert or mould bases, therefore by the die backing plate structure of the utility model
To save more die manufacturing costs.
It (3), can be in the improper stress damage of mold, effectively mold by the die backing plate structure of the utility model
Damage and product loss minimize.
Description of the drawings
Fig. 1 is the use state diagram of existing car panel die.
Fig. 2 is the use state diagram of the utility model car panel die and its backing plate.
Fig. 3 is the cross-sectional view of the utility model backing plate.
Fig. 4 is the stereochemical structure schematic top plan view of the utility model backing plate.
The correspondence of reference numeral and component is as follows：
Car panel die 10；Insert 11；Backing plate 12；Product 13；Insert 20；Bottom surface 21；Backing plate 30；Top surface 31；Bottom
Face 32；First escape groove 33；Groove bottom wall 331；Groove sidewall 332；Groove corner 333；Second escape groove 34；Groove bottom wall 341；Slot side
Wall 342；Groove corner 343；First plano-convex portion 35；Second plano-convex portion 36；Avoid hole 40；Product 50；Misplace space D.
Specific implementation mode
For the benefit of to the understanding of the utility model, illustrate with reference to the accompanying drawings and embodiments.
Shown in please see Fig. 2 to Fig. 4, the utility model provides a kind of backing structure of car panel die, the vapour
Vehicle cladding member mold includes insert 20 and backing plate 30；As shown in Fig. 2, the top surface of the insert 20 is formed with die cavity to the system of processing
At product 50, the bottom surface 21 of the insert 20 is configured to planar structure and is contacted with the backing plate 30；The backing plate 30 has phase
To top surface 31 and bottom surface 32, be formed separately avoiding structure on the top surface 31 and bottom surface 32 of the backing plate 30, slackened with being formed
The structural weak points of 30 absolute intensity of backing plate.
As shown in Figure 3, Figure 4,31 fovea superior of top surface of the backing plate 30, which is set, is formed with several first escape groove 33, the bottom surface
32 fovea superiors, which are set, is formed with several second escape groove 34；The top surface 31 of the backing plate 30 shape between several first escape groove 33
At there is several first plano-convexs portion 35；The bottom surface 32 of the backing plate 30 is formed with several between several second escape groove 34
Two plano-convex portions 36；First escape groove 33, the second escape groove 34, the first plano-convex portion 35 and the second plano-convex portion 36 extending direction
It is identical, and first escape groove 33 corresponds to the setting of second plano-convex portion 36；Second escape groove 34 corresponds to described first
Plano-convex portion 35 is arranged, to enable first escape groove 33 with second escape groove 34 on the top surface of backing plate 30 31 and bottom surface 32
The avoiding structure of concave-convex dislocation up and down is formed, and the backing plate 30 passes through the bottom surface 21 of its first escape groove 33 and the insert 20
It defines to form evacuation hole 40 jointly.
As shown in figure 3, in the utility model embodiment, first escape groove 33 is formed with groove bottom wall 331 and position
In the groove sidewall 332 of 331 opposite sides of the groove bottom wall, the groove bottom wall 331 and the joint of the groove sidewall 332 form institute
State the groove corner 333 of the first escape groove 33.Second escape groove 34 is formed with groove bottom wall 341 and is located at the groove bottom wall
The groove sidewall 342 of 341 opposite sides, the groove bottom wall 341 and the joint of the groove sidewall 342 form second escape groove
34 groove corner 343.
Preferably, the groove corner 343 of first escape groove, 33 groove corner 333 and second escape groove 34 all at
Shape is the corner form that section interior angle is right angle, but not limited to this, the interior angle angle in the groove corner 333,343 can basis
The actual processing demand of product 50 is adjusted to acute angle or obtuse angle.
As shown in Figure 3, Figure 4, new in this practicality in order to form the avoiding structure that can ensure to slacken 30 absolute intensity of backing plate
In type embodiment, the groove width of first escape groove 33 is more than the width in second plano-convex portion 36；Second escape groove 34
Groove width be more than first plano-convex portion 35 width；And the groove corner 333 of first escape groove 33 is kept away with described second
The groove corner 343 of slot 34 is allowed to be shifted to install in vertical direction of 30 top surface 31 of connection backing plate with bottom surface 32.Whereby, when described
The groove width of first escape groove 33 is identical as the groove width of second escape groove 34, and the width in first plano-convex portion 35 with it is described
Second plano-convex portion 36 it is of same size when, as shown in figure 3, first escape groove 33 and second escape groove 34 are hung down described
The upward slot side of histogram can partly overlap, and in the groove corner 333 of first escape groove 33 and second escape groove 34
Groove corner 343 between formed dislocation space D, formed backing plate 30 structural weak points.
Specifically, the dislocation space D can be adjusted according to the actual processing demand of product 50, to take into account reduction
The problem of while 30 structural strength of backing plate, also avoiding because spacing is excessive, backing plate 30 caused to be too easily damaged.
To sum up, the utility model is by the backing structure of aforementioned automotive cladding member mold, in the upper and lower surface to backing plate 30
The concave-convex avoiding structure shifted to install is formed, to weaken the absolute intensity of backing plate.When mold during normal production, the utility model
Backing plate 30 can use safely；When in mold with the presence of there is a situation where when the double-deck tablet, can under the powerful pressure of press
Pressure is conducted via insert 20 to backing plate 30, (i.e. groove corner 333,343 and its upper and lower at 30 strength weak of backing plate is utilized
Misconstruction), internal shearing force is generated under the stress, so that backing plate 30 is ruptured under the action of shearing force and is discharged this
Power, to play the purpose of protection insert 20 and mould bases.
The utility model is described in detail above in association with accompanying drawings and embodiments, those skilled in the art can
Many variations example is made to the utility model according to the above description.Thus, certain details in embodiment should not be constituted to this reality
With novel restriction, the utility model will be using the range that the appended claims define as the scope of protection of the utility model.
Claims (8)
1. a kind of backing structure of car panel die, the mold includes insert and backing plate, and the backing plate is formed with relatively
Top surface and bottom surface, the top surface of the backing plate is contacted with the bottom surface of the insert；It is characterized in that：
The top surface fovea superior of the backing plate, which is set, is formed with several first escape groove, and the bottom surface fovea superior, which is set, is formed with several second evacuation
Slot；First escape groove is identical as the extending direction of the second escape groove and shifts to install up and down；The first of the backing plate
It defines to form evacuation hole jointly in the bottom surface of escape groove and the insert.
2. the backing structure of car panel die according to claim 1, it is characterised in that：
The top surface of the backing plate is formed with several first plano-convexs portion between several first escape groove；
The bottom surface of the backing plate is formed with several second plano-convexs portion between several second escape groove；
First escape groove corresponds to the setting of second plano-convex portion；Second escape groove corresponds to first plano-convex portion and sets
It sets.
3. the backing structure of car panel die according to claim 1 or 2, it is characterised in that：
First escape groove is formed with groove bottom wall and the groove sidewall positioned at the groove bottom wall opposite sides, the groove bottom wall with
The joint of the groove sidewall forms the groove corner of first escape groove.
4. the backing structure of car panel die according to claim 3, it is characterised in that：
Second escape groove is formed with groove bottom wall and the groove sidewall positioned at the groove bottom wall opposite sides, the groove bottom wall with
The joint of the groove sidewall forms the groove corner of second escape groove.
5. the backing structure of car panel die according to claim 2, it is characterised in that：
The groove width of first escape groove is more than the width in second plano-convex portion；
The groove width of second escape groove is more than the width in first plano-convex portion；
And the groove corner of first escape groove and the groove corner of second escape groove are in connection backing plate top surface and bottom surface
Vertical direction on shift to install.
6. the backing structure of car panel die according to claim 5, it is characterised in that：
The groove width of first escape groove is identical as the groove width of the second escape groove；
The width in first plano-convex portion is of same size with second plano-convex portion；
And first escape groove is Chong Die in the vertically oriented portion with second escape groove.
7. the backing structure of car panel die according to claim 6, it is characterised in that：
First escape groove and the partly overlapping region of the second escape groove, the groove corner of first escape groove with
Dislocation spacing is formed between the groove corner of second escape groove.
8. the backing structure of car panel die according to claim 1, it is characterised in that：
The bottom surface of the insert is configured to planar structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820009585.7U CN207914462U (en) | 2018-01-04 | 2018-01-04 | The backing structure of car panel die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820009585.7U CN207914462U (en) | 2018-01-04 | 2018-01-04 | The backing structure of car panel die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207914462U true CN207914462U (en) | 2018-09-28 |
Family
ID=63617010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820009585.7U Expired - Fee Related CN207914462U (en) | 2018-01-04 | 2018-01-04 | The backing structure of car panel die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207914462U (en) |
-
2018
- 2018-01-04 CN CN201820009585.7U patent/CN207914462U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180928 |