CN208263323U - A kind of molding automatic adjusument mold - Google Patents
A kind of molding automatic adjusument mold Download PDFInfo
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- CN208263323U CN208263323U CN201820653407.8U CN201820653407U CN208263323U CN 208263323 U CN208263323 U CN 208263323U CN 201820653407 U CN201820653407 U CN 201820653407U CN 208263323 U CN208263323 U CN 208263323U
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- cover half
- photochromic layer
- automatic adjusument
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Abstract
The utility model provides a kind of molding automatic adjusument mold, belongs to technical field of mold.It solves the problems, such as that existing mold can not each point pressure in complete detection mold.This molding automatic adjusument mold, including fixed half and moving half, the fixed half and moving half surrounds to be formed for formed in mould die cavity, the cover half is made of transparent material, the die cavity cavity wall of the cover half side is covered with the photochromic layer with reversible piezochromism, the camera for acquiring discoloration tomographic image is additionally provided on the cover half, the molding automatic adjusument mold further includes the processor for analyzing discoloration tomographic image, and the processor is connect with camera signal.The utility model can react the pressure distribution situation of whole surface in die cavity by the color change of photochromic layer, more intuitive, accurate in more detail.
Description
Technical field
The utility model belongs to technical field of mold, is related to a kind of molding automatic adjusument mold.
Background technique
Mold be it is a kind of for being molded, being blow molded, one of tool necessary to the techniques production product such as compression moulding, be known as " industry
Mother " title.In the process of producing product such as injection molding, blow molding, reasonable temperature, pressure are the key that guarantee product quality,
Therefore, for the real-time detection of the data such as pressure and temperature in mold just seem very it is necessary to.
Currently, be typically employed in mold setting pressure sensor to detect pressure, as Chinese patent application (application number:
201711202164.2) a kind of pressure measuring unit in molding mold cavity disclosed in, including cover half, dynamic model, each dynamic model
Renhe fixed mold core matches the die cavity to be formed for injection molding, and the through-hole passed through for thimble is opened up on each mavable module core, top
Pressure sensor is set below needle.Although thimble can will make its inspection by contacting with product on pressure conduction to pressure sensor
The pressure of the product point is measured, however, since thimble is difficult to accomplish to damage after with through-hole perfect cooperation, thimble and product
The surface of product simultaneously leaves the marking, and thimble can only stress condition on one point of testing product, and can not detect that its is whole
The pressure of each point on a face, i.e., can not actual response product actual conditions, as product surface stress whether uniformly, surface be
It is no that there are bubble, notches etc..And if to measure the pressure of each point in the plane, it can only be by the way that multiple thimbles and pressure be arranged
Sensor reaches, this not only can lead to the strength reduction of mold because opening up multiple through-holes, but also will affect the surface flatness of product,
And resulting data also can not actual response product surface pressure condition, only an approximation, effect are poor.
Summary of the invention
The purpose of this utility model is the presence of the above problem in view of the prior art, proposes a kind of molding automatic adjusument
Mold, the technical problem to be solved by the utility model is to how more fully to detect the pressure of die cavity inner surface each point.
The purpose of this utility model can be realized by the following technical scheme:
A kind of molding automatic adjusument mold, including fixed half and moving half, the fixed half and moving half surround to be formed for mold
Molding die cavity, the cover half are made of transparent material, and the die cavity cavity wall of the cover half side is covered with reversible by buckling
The photochromic layer of color is additionally provided with the camera for acquiring discoloration tomographic image on the cover half, and the molding automatic adjusument mold is also
Including the processor for analyzing discoloration tomographic image, the processor is connect with camera signal.
Photochromic layer is located in die cavity, can transfer the pressure on photochromic layer during the formed product in die cavity, make to become
The color of chromatograph can generate variation according to pressure, the compression situation of product be reflected in a manner of color, cover half, which uses, to be had
The transparent material of good light permeability is made, and so that the color change of photochromic layer is led to and is collected by camera, then passes through processor
The colour image of photochromic layer is analyzed and processed, to obtain pressure value suffered by each position of product surface.In the present solution,
Photochromic layer and product are that large area continuously contacts with, and enable us to the pressure point for obtaining product and photochromic layer contact surface all the points
Cloth situation, can truer, accurately and comprehensively reactor product specific compression situation, and photochromic layer will not influence product
Surface quality, molding product quality are more preferable.Meanwhile the variation of photochromic layer color makes one more intuitive and more imitates convenient for visually observing
The discovery pressure distribution problem of rate.This pressure detecting system structure is simple, without opening up detection hole, the sealing of die cavity on cover half
Performance is more preferable, i.e. the pressure maintaining ability of mold is more preferable.
In above-mentioned molding automatic adjusument mold, reflecting layer is additionally provided on the photochromic layer, the reflecting layer is covered with
Side of the photochromic layer far from cover half side.The setting in reflecting layer improves the reflecting effect of photochromic layer glazed thread, enables camera
The image of clearer photochromic layer is obtained, and reflecting layer can also reflect certain heat radiation, is not easy the temperature in die cavity
It is transmitted on photochromic layer, the temperature change of photochromic layer is smaller, changes colour more stable.
In above-mentioned molding automatic adjusument mold, heat-barrier coating, the heat-insulated guarantor are additionally provided on the reflecting layer
Sheath is covered with side of the reflecting layer far from photochromic layer side.Heat-barrier coating has certain wear-resisting property, ensure that reflecting layer
It is not easy to wear in the use process of mold, meanwhile, heat-barrier coating is also the non-conductor of heat, can greatly delay die cavity
Interior heat conducts outward, it and reflecting layer cooperate, and heat insulation is not only played on heat transfer, but also reduce the biography of heat radiation
Pass, keep the heat insulation effect in die cavity more preferable, reduce die cavity in temperature losses, not only energy conservation again be convenient for formed product during temperature
Degree control, and keep photochromic layer, the temperature of camera side lower, temperature change is smaller, and photochromic layer is affected by temperature smaller, color
Variation is more stable with the corresponding relationship of pressure, and testing result precision is higher, and photochromic layer, camera and light source are not easy to fail because of overheat
Or damage, the service life is longer.
In above-mentioned molding automatic adjusument mold, the outer surface of the cover half is all covered with for completely cutting off external light source
Every being additionally provided with the light source for irradiating photochromic layer on photosphere, the cover half.By setting every photosphere, cover half is interior to form darkroom,
It is irradiated to extraneous light can not on photochromic layer, so that photochromic layer is only provided light by the light source being arranged on cover half, avoid
The influence of ambient, the image's authenticity for acquiring camera is more preferable, and the pressure data accuracy rate detected is higher.
In above-mentioned molding automatic adjusument mold, the cover half is installed far from camera is provided on the outer end face of photochromic layer
The bottom surface of hole and light source mounting hole, the camera mounting hole and light source mounting hole is the cambered surface being recessed inwardly.Cover half is transparent
Material is made, and the bottom surface recess of camera mounting hole makes the bottom wall form concavees lens, and concavees lens can make photochromic layer at upright diminution
The virtual image, the image of entire photochromic layer is acquired convenient for camera.Camera and light source are installed by camera mounting hole and light source mounting hole
In on the outer surface of cover half, making camera and light source more easy heat radiation.
In above-mentioned molding automatic adjusument mold, the camera mounting hole is located at the middle part of the outer end face, described
Light source mounting hole is adjacent with camera mounting hole.
In above-mentioned molding automatic adjusument mold, the camera and light source are located at the two sides of the outer end face,
The camera is tilted towards light source mounting hole side, and the light source is tilted towards camera mounting hole side.Since camera has shooting angle
The limitation of range is spent, camera is obliquely installed in the side of outer end face, enables camera in the case where shorter with discoloration interlamellar spacing
Photochromic layer panorama is shot, keeps the thickness of cover half thinner, more compact structure, and light source incline is set to outer end face and camera phase
Pair the other side, enable the light for being emitted to photochromic layer to be easier to be reflected to camera, keep camera imaging apparent, detection effect
It is more acurrate.
In above-mentioned molding automatic adjusument mold, the photochromic layer uses N- salicylidene -2- chloroaniline, N- ethylene
Base diamines copper complex, the mixture comprising N- salicylidene -2- chloroaniline, includes the complexing of N- ethylenediamine copper at samaric sulfide
The mixture or liquid crystal of object are made.The above material can achieve the effect that piezochromism.
Compared with prior art, the utility model has the advantage that
1, photochromic layer is arranged in the die cavity of transparent cover half in the utility model, and figure when photochromic layer stress is acquired by camera
Picture simultaneously obtains the pressure in die cavity by processor；Product in photochromic layer and die cavity has bigger contact area, Neng Gougeng
The pressure of comprehensive detection contact surface all the points keeps the pressure data in die cavity more accurate in more detail.
2, photochromic layer and product against when product surface is caused to damage, keep the surface of product more smooth, quality is more preferable.
3, by the color change of photochromic layer, enable a person to more intuitively grasp the pressure distribution in die cavity, it is simple and clear.
4, cover half is by completely cutting off extraneous light every photosphere in outer surface setting, makes the color change of photochromic layer will not be by
To the interference of ambient, light only is provided by the light source being separately provided, keeps camera imaging apparent, accuracy rate is higher.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment one；
Fig. 2 is the enlarged drawing in the portion a in Fig. 1；
Fig. 3 is the enlarged drawing in the portion b in Fig. 1；
Fig. 4 is the structural schematic diagram of embodiment two.
In figure, 1, cover half；2, dynamic model；3, die cavity；4, photochromic layer；5, reflecting layer；6, heat-barrier coating；71, camera；72,
Camera mounting hole；81, light source；82, light source mounting hole；9, every photosphere.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Embodiment one
As shown in Figure 1 and Figure 2, this molding automatic adjusument mold is injection mold, including dynamic model 2 setting up and down and is determined
Mould 1, cover half 1 and dynamic model 2 match the die cavity 3 to be formed for formed product, and the bottom surface of the die cavity 3 is smooth flat.This cover half 1
Be made of transparent material, there is good translucency, and be resistant to the high temperature within 350 DEG C, as PMMA, PC, PS, SAN,
The materials such as PET, PVC, it is especially best with PMMA.3 cavity wall of die cavity of 1 side of cover half is successively equipped with the change of reversible piezochromism
Chromatograph 4, reflecting layer 5, heat-barrier coating 6, the lower surface of cover half 1 are provided with camera 71, camera 71 and molding automatic adjusument mould
The processor signal of tool connects, and so that camera 71 is acquired the image of the photochromic layer 4 in real time, processor can divide according to the image
Pressure suffered by each position when the pressure, i.e. formed product of 4 each point of photochromic layer is precipitated.It is examined by the pressure to formed product process
It surveys, the color change of photochromic layer 4 directly accurately reflects the pressure change of formed product process, and can pass through processor pairing
Molding pressure, injection pressure etc. are adjusted in real time, improve product qualification rate, or screen to defective products, improve product matter
Measure detection efficiency.
Photochromic layer 4 is using N- salicylidene -2- chloroaniline, N- ethylenediamine copper complex, samaric sulfide, liquid crystal or photon
The piezochromic materials such as crystalline material.Such as samaric sulfide, optical transform sharply can be showed under the pressure of 0.65Gpa, with
The increase of pressure, samaric sulfide become golden yellow from black.For another example twisted nematic liquid crystals, when pressure is gradually increased, liquid crystal
Color can be according to blue, red, yellow Long-term change trend, and has high sensitivity, response time short feature.Photochromic layer 4
Thickness be advisable with 100~300um.
Reflecting layer 5 is made of reflectorized material, can be improved the reflectivity for being irradiated to the light of photochromic layer, and can reflect
The heat radiation that die cavity emits from inside to outside, thickness are advisable in 100~200um, heat-barrier coating 6 be heat non-conductor material and
With certain wear-resisting property, at present as the new material that the raw materials such as nano ceramics cenosphere, aluminosilicate fiber are combined into can
Enough perfections are met the requirements, and the thickness of heat-barrier coating is also advisable in 100~200um.
Specifically, as shown in Figure 1, Figure 3, the lower surface geometric center of cover half 1 is provided with the camera installation extended towards photochromic layer 4
Hole 72, the bottom surface of camera mounting hole 72 are in the arc surfaced being recessed to 4 direction of photochromic layer, have the bottom surface of camera mounting hole 72 recessed
The effect of lens, the center of 72 bottom surface of camera mounting hole and the line angle at the farthest both ends of photochromic layer 4 are α, α < 90 °, light source peace
Dress hole 82 is adjacent with camera mounting hole 72, and bottom surface is identical as the bottom surface of camera mounting hole 72, is also in 4 direction of photochromic layer recess
Arc surfaced enables camera 71 to collect the image of the cleaning of photochromic layer 4.
Influence in order to avoid ambient light light to the picture quality of acquisition, be covered each by the outer surface of cover half 1 every
Photosphere 9 makes to form the darkroom being isolated from the outside world inside cover half 1, and the lower surface of cover half 1 is additionally provided with the light source towards photochromic layer 4
81, camera 71 is imaged apparent.It can be formed using opaque black paint direct spraying every photosphere 9, light source 81 is according to change
The difference of colour layer material, can be using white light, infrared light, ultraviolet light etc..
There are mainly two types of the pressure detection methods of this molding automatic adjusument mold, and one kind is conventional complete detection, a kind of
Quickly to detect.Be previously stored in processor photochromic layer 4 at a variety of pressures corresponding color change pressure color compare
When map and mold produce under normal pressure photochromic layer 4 standard diagram.
When using conventional complete detection method, processor can compare what map was acquired with camera 71 according to the pressure color
4 image of photochromic layer is compared and obtains the pressure at each position of photochromic layer 4.
When using rapid detection method, 4 image of photochromic layer that processor directly acquires standard diagram and camera 71 is carried out
Compare, if between the two color different zones or color be greater than a certain range in various degree if determine that product for substandard products, is convenient for
Monitoring during production, for product quality.
Certainly, operator can also be directly viewable 4 image of photochromic layer of the acquisition of camera 71, can be intuitive by naked eyes
The problems such as whether its surface stress balances with the presence or absence of pressure concentrated area or left and right pressure is observed, when convenient for amendment mold production
Parameters.
Embodiment two
The present embodiment and the technical solution of embodiment one are essentially identical, as shown in figure 4, in the present embodiment, camera mounting hole
72 and light source mounting hole 82 be located at the two sides of 1 bottom surface of cover half, roll camera 71 towards photochromic layer 4 and to light source 81 1
Tiltedly, light source 81 is tilted towards photochromic layer 4 and to 71 side of camera.In this way, the light that light source 81 is emitted to photochromic layer can be more preferable
Be reflected on camera.
Although cover half 1, dynamic model 2, die cavity 3, photochromic layer 4, reflecting layer 5, heat-barrier coating 6, phase is used more herein
The terms such as machine 71, camera mounting hole 72, light source 81, light source mounting hole 82, but it does not exclude the possibility of using other terms.Make
It is used for the purpose of being more convenient to describe and explain the essence of the utility model with these terms；It is construed as any attached
The limitation added is all contrary to the spirit of the present invention.
Claims (7)
1. a kind of molding automatic adjusument mold, including cover half (1) and dynamic model (2), the cover half (1) and dynamic model (2) surround shape
At for formed in mould die cavity (3), which is characterized in that the cover half (1) is made of transparent material, the cover half (1) one
Die cavity (3) cavity wall of side is covered with the photochromic layer (4) with reversible piezochromism, is additionally provided on the cover half (1) and becomes for acquiring
The camera (71) of chromatograph (4) image, the molding automatic adjusument mold further include the processing for analyzing photochromic layer (4) image
Device, the processor are connect with camera (71) signal.
2. molding automatic adjusument mold according to claim 1, which is characterized in that be additionally provided on the photochromic layer (4)
Reflecting layer (5), the reflecting layer (5) are covered with the side of photochromic layer (4) far from cover half (1) side.
3. molding automatic adjusument mold according to claim 2, which is characterized in that be additionally provided on the reflecting layer (5)
Heat-barrier coating (6), the heat-barrier coating (6) are covered with the side of reflecting layer (5) far from photochromic layer (4) side.
4. molding automatic adjusument mold according to claim 2 or 3, which is characterized in that the outer surface of the cover half (1)
Be all covered with for completely cut off ambient every being additionally provided with the light for irradiating photochromic layer (4) on photosphere (9), the cover half (1)
Source (81).
5. molding automatic adjusument mold according to claim 4, which is characterized in that the cover half (1) is far from photochromic layer
(4) camera mounting hole (72) and light source mounting hole (82), the camera mounting hole (72) and light source installation are provided on outer end face
The bottom surface in hole (82) is the cambered surface being recessed inwardly.
6. molding automatic adjusument mold according to claim 5, which is characterized in that the camera mounting hole (72) is located at
The middle part of the outer end face, the light source mounting hole (82) are adjacent with camera mounting hole (72).
7. molding automatic adjusument mold according to claim 5, which is characterized in that the camera (71) and light source (81)
The two sides of the outer end face are located at, the camera (71) tilts towards light source mounting hole (82) side, light source (81) court
The inclination of camera mounting hole (72) side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820653407.8U CN208263323U (en) | 2018-05-03 | 2018-05-03 | A kind of molding automatic adjusument mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820653407.8U CN208263323U (en) | 2018-05-03 | 2018-05-03 | A kind of molding automatic adjusument mold |
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| Publication Number | Publication Date |
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| CN208263323U true CN208263323U (en) | 2018-12-21 |
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| CN201820653407.8U Active CN208263323U (en) | 2018-05-03 | 2018-05-03 | A kind of molding automatic adjusument mold |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108621381A (en) * | 2018-05-03 | 2018-10-09 | 浙江赛豪实业有限公司 | A kind of intelligent die |
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2018
- 2018-05-03 CN CN201820653407.8U patent/CN208263323U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108621381A (en) * | 2018-05-03 | 2018-10-09 | 浙江赛豪实业有限公司 | A kind of intelligent die |
| CN108621381B (en) * | 2018-05-03 | 2023-10-20 | 浙江赛豪实业有限公司 | Intelligent die |
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