CN216001408U - Plastic uptake machine mould convenient to drawing of patterns - Google Patents
Plastic uptake machine mould convenient to drawing of patterns Download PDFInfo
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- CN216001408U CN216001408U CN202121716851.8U CN202121716851U CN216001408U CN 216001408 U CN216001408 U CN 216001408U CN 202121716851 U CN202121716851 U CN 202121716851U CN 216001408 U CN216001408 U CN 216001408U
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- cavity
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- 239000004033 plastic Substances 0.000 title claims abstract description 15
- 238000001816 cooling Methods 0.000 claims abstract description 77
- 239000007788 liquid Substances 0.000 claims description 8
- 238000007666 vacuum forming Methods 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 5
- 239000000110 cooling liquid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229920001169 thermoplastic Polymers 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 239000004416 thermosoftening plastic Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 229920005669 high impact polystyrene Polymers 0.000 description 1
- 239000004797 high-impact polystyrene Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
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Abstract
The invention relates to a plastic uptake machine mould convenient for demoulding, which comprises a circular mould cavity and a working cavity, wherein the mould cavity is formed by sinking on the upper surface of the mould, wherein the working cavity is positioned at the lower part of the die cavity, a cooling cavity surrounding the die cavity is arranged in the side wall of the die, wherein the cooling cavity is spirally provided with a grid plate which divides the cooling cavity into a group of spirally arranged cooling channels, the cooling channels are uniformly provided with springs, wherein the bottom end of the cooling channel is provided with a communicating hole communicated with the die cavity, a supporting ring is arranged in the die cavity above the communicating hole, a top plate is arranged in the die cavity above the supporting ring, wherein a cylinder connected with the bottom of the top plate through a cylinder guide post is arranged in the working cavity, a cylinder sleeved on the cylinder guide post is arranged at the bottom in the die cavity, and a medium cooling coil is arranged at the bottom of the die cavity outside the cylinder, and an air inlet pipe communicated with the bottommost end of the cooling channel and the inside of the cylinder is arranged outside the die. The invention has simple structure and convenient use.
Description
Technical Field
The invention relates to the technical field of plastic suction machine application, in particular to a plastic suction machine mold convenient for demolding.
Background
The plastic sucking machine is a device for sucking and processing preheated thermoplastic plastic coiled materials such as PVC, PE, PP, PET, HIPS and the like into plastic products with various shapes by using vacuum and different molds, and is mainly used for forming and processing thermoplastic sheets. And (3) carrying out plastic suction on the heated and softened thermoplastic coiled material by using a vacuum suction force generated by a vacuum pump through a mould to change the shape, enabling the heated and softened thermoplastic coiled material to be tightly attached to the inner wall of the mould cavity for forming, and demoulding after cooling and shaping to obtain various plastic suction products.
Vacuum forming has the advantages of high production efficiency, simple equipment, low cost and the like, so that the vacuum forming is widely applied and rapidly developed in recent years. However, since the thermoplastic material is easily adhered to the inner wall of the cavity during the demolding process of the product, the surface of the product is easily damaged during the demolding.
For example, a molding die of a vacuum molding machine disclosed in CN210309013U, which can solve the above problems, has the following disadvantages, such as: after the plastic suction molding, the product is possibly softened and adhered to the side wall of the mold cavity due to the larger heat, and when the top plate forcibly ejects the product, the product in a softened state is easy to deform under the intervention of a forcing force, so that the quality of the product is influenced.
Disclosure of Invention
The invention aims to provide a plastic uptake machine mould which is convenient for demoulding.
The technical problem of the invention is mainly solved by the following technical scheme:
a plastic uptake machine mould convenient for demoulding comprises a circular mould cavity and a working cavity, wherein the mould cavity is formed by sinking on the upper surface of the mould, wherein the working cavity is positioned at the lower part of the die cavity, a cooling cavity surrounding the die cavity is arranged in the side wall of the die, wherein the cooling cavity is spirally provided with a grid plate which divides the cooling cavity into a group of spirally arranged cooling channels, the cooling channels are uniformly provided with springs, wherein the bottom end of the cooling channel is provided with a communicating hole communicated with the die cavity, a supporting ring is arranged in the die cavity above the communicating hole, a top plate is arranged in the die cavity above the supporting ring, wherein a cylinder connected with the bottom of the top plate through a cylinder guide post is arranged in the working cavity, a cylinder sleeved on the cylinder guide post is arranged at the bottom in the die cavity, and a medium cooling coil is arranged at the bottom of the die cavity outside the cylinder, and an air inlet pipe communicated with the bottommost end of the cooling channel and the inside of the cylinder is arranged outside the die.
Preferably, a liquid inlet pipe and a liquid outlet pipe which are communicated with the cooling coil pipe are arranged in the working cavity.
Preferably, an air outlet pipe I communicated with the inside of the cylinder opening is arranged in the working cavity.
Preferably, the inner diameter of the cylinder is larger than the diameter of the cylinder guide post, and the top end of the cylinder is tightly attached to the bottom end face of the top plate.
Preferably, an air outlet pipe II is arranged at the topmost end of the cooling channel.
Preferably, the cooling coil is locked to the bottom inside the mold cavity by a clamp, wherein the top end of the cooling coil is lower than the top end of the cylinder.
Preferably, the outer side wall of the mold is provided with a vibration motor, and the outer side wall of the mold is further provided with a bracket for supporting the vibration motor.
Preferably, two ends of the spring are respectively and fixedly connected with two side walls of the cooling cavity, and the diameter of the spring is smaller than the width of the cooling channel.
The invention has the beneficial effects that: according to the invention, the product is rapidly cooled and shaped by introducing the cooling air flow in the cooling channel and the die cavity at the bottom of the top plate, and the temperature of the cooling air flow at the bottom of the top plate is reduced by the cooling liquid in the cooling coil pipe, so that the product cooling and shaping efficiency is accelerated, and the purpose that the product is easy to separate from the die cavity and the top plate and is not easy to deform when the product is demoulded by the subsequent top plate is achieved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
In the figure: 1. the device comprises a die, 2, a die cavity, 3, a working cavity, 4, a cooling cavity, 5, a grid plate, 6, a cooling channel, 7, a spring, 8, a communication hole, 9, a support ring, 10, a top plate, 11, a cylinder, 12, a cylinder guide post, 13, a cylinder, 14, a cooling coil, 15, an air inlet pipe, 16, a liquid inlet pipe, 17, a liquid outlet pipe, 18, air outlet pipes I and 19, air outlet pipes II and 20 and a vibrating motor.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example 1:
the utility model provides a plastic uptake machine mould convenient to drawing of patterns, includes circular die cavity 2 and working chamber 3, die cavity 2 is sunken to form in 1 upper surface of mould, and wherein working chamber 3 is located 2 lower parts of die cavity, is provided with vibrating motor 20 simultaneously on 1 lateral wall of mould to still be provided with the support that is used for supporting vibrating motor 20 on 1 lateral wall of mould.
As shown in fig. 1, a supporting ring 9 is arranged at the lower part in the die cavity 2, a top plate 10 is arranged in the die cavity 2 above the supporting ring 9, wherein a cylinder 11 connected with the bottom of the top plate 10 through a cylinder guide post 12 is arranged in the working cavity 3, a cylinder 13 sleeved on the cylinder guide post 12 is arranged at the bottom in the die cavity 2, the inner diameter of the cylinder 13 is larger than the diameter of the cylinder guide post 12, and the top end of the cylinder 13 is tightly attached to the bottom end surface of the top plate 10.
The top plate 10 is supported by the support ring 9 and the cylinder 13 to prevent the top plate 10 from bending and collapsing under the influence of the extrusion force above the top plate after being suspended in a large area, wherein the cylinder 13 is used for preventing the material above the top plate 10 from contacting the cylinder guide post 12 to damage the material after flowing down through the gap between the top plate and the support ring 9. Meanwhile, after a product above the top plate 10 is cooled and formed, under the vibration action of the vibration motor 20, a gap is formed between the surface of the product and the inner wall of the die cavity 2, and then the cylinder guide post 12 of the cylinder 11 extends out to drive the top plate 10 to be ejected out of the die cavity 2, so that the formed product is separated from the die, and one-time demoulding action of the product is realized.
The side wall of the die 1 is provided with a cooling cavity 4 surrounding the die cavity 2, wherein a grid plate 5 is spirally arranged in the cooling cavity 4, the grid plate 5 divides the cooling cavity 4 into a group of spirally arranged cooling channels 6, springs 7 are uniformly arranged in the cooling channels 6, and the bottommost end of the cooling channels 6 is provided with a communicating hole 8 communicated with the die cavity 2.
In this embodiment, an air inlet pipe 15 is disposed outside the mold 1 and is communicated with the bottom end of the cooling channel 6 and the cylinder 13, wherein an air outlet pipe I18 is disposed in the working chamber 3 and is communicated with the opening of the cylinder 13, and an air outlet pipe II19 is disposed at the top end of the cooling channel 6. Two ends of the spring 7 are respectively fixedly connected with two side walls of the cooling cavity 4, wherein the diameter of the spring 7 is smaller than the width of the cooling channel 6.
The cold air flow is guided into the inner bottom of the cooling channel 6 through the air inlet pipe 15, so that the cold air flows through the cooling channel 6 and slowly flows upwards, when the cold air flow cools the side wall of the cooling channel 6 in the process of flowing upwards in the cooling channel 6, the product in contact with the side wall of the die cavity 2 can be cooled and shaped through the side wall, the cooling efficiency of the product is further accelerated, the product is quickly separated from the side wall of the die cavity 2, the product is prevented from being adhered together, the demoulding operation is facilitated, the cooling channel 6 covers the whole side wall of the die cavity 2, the side wall of the die cavity 2 can be fully cooled, and the problem that the cold air flow in the cooling channel 6 cannot well cover the whole side wall of the product in the die cavity 2 and can cool the product is solved.
And the air current in the cooling channel 6 is discharged through the air outlet pipe II19 to prevent it from forming the pressure building in the cooling channel 6, and the grid 5 and the spring 7 can strengthen the whole intensity of the cooling cavity 4, and simultaneously, when the vibrating motor 20 drives the side wall of the die 1 to vibrate, the spring 7 can be extruded to contract and expand, and then the vibration force is transmitted to the side wall of the die cavity 2 through the spring 7 and the grid 5, so that the product is separated from the side wall of the die cavity 2.
The cold air flow introduced into the cooling channel 6 can also enter the die cavity 2 outside the cylinder 13 through the communicating hole 8, at the moment, the cold air penetrates through the top plate 10 to rapidly cool and shape the bottom wall of the top product, so that the cooling efficiency of the product is accelerated to rapidly separate the product from the top plate 10, and the cold air flow can be discharged through the exhaust pipe at the bottom of the die cavity 2 to prevent pressure building.
The air inlet pipe 15 can also guide cold air flow into the cylinder 13 to cool and shape the top plate 10 and the product right above the opening of the cylinder, and the cold air flow is discharged through the air outlet pipe I18.
Example 2:
a plastic uptake machine mould convenient for demoulding is basically the same as that of embodiment 1, except that a medium cooling coil 14 is arranged at the bottom of a mould cavity 2 outside a cylinder 13, wherein the cooling coil 14 is locked at the bottom in the mould cavity 2 through a hoop, the top end of the cooling coil 14 is lower than the horizontal plane of the top end of the cylinder 13, and a liquid inlet pipe 16 and a liquid outlet pipe 17 communicated with the cooling coil 14 are arranged in a working cavity 3.
Then flow in leading-in cooling coil 14 of cooling liquid through feed liquor pipe 16, discharge by drain pipe 17 finally, can play the cooling effect to the air in die cavity 2 below roof 10 in the in-process of cooling liquid flowing in cooling coil 14 for roof 10 bottom temperature rapid cooling and see through its lateral wall to cool off the design to the product in its upper die cavity 2, and then when reaching the follow-up roof 10 of being convenient for with the product drawing of patterns, the product is easily separated and is difficult for the purpose of deformation with die cavity 2 and roof 10, cooling coil 14 can prolong the time length of route and route length of cooling liquid in die cavity 2 bottom in above-mentioned process, make it can fully carry out cooling work to die cavity 2 bottom air current.
The present invention has been described in detail, but the above description is only a preferred embodiment of the present invention, and is not to be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (8)
1. A plastic uptake machine mould convenient for demoulding comprises a circular mould cavity and a working cavity, wherein the mould cavity is formed by sinking on the upper surface of the mould, wherein the working cavity is positioned at the lower part of the die cavity, and is characterized in that a cooling cavity surrounding the die cavity is arranged in the side wall of the die, wherein the cooling cavity is spirally provided with a grid plate which divides the cooling cavity into a group of spirally arranged cooling channels, the cooling channels are uniformly provided with springs, wherein the bottom end of the cooling channel is provided with a communicating hole communicated with the die cavity, a supporting ring is arranged in the die cavity above the communicating hole, a top plate is arranged in the die cavity above the supporting ring, wherein a cylinder connected with the bottom of the top plate through a cylinder guide post is arranged in the working cavity, a cylinder sleeved on the cylinder guide post is arranged at the bottom in the die cavity, and a medium cooling coil is arranged at the bottom of the die cavity outside the cylinder, and an air inlet pipe communicated with the bottommost end of the cooling channel and the inside of the cylinder is arranged outside the die.
2. The vacuum molding machine mold facilitating demolding as claimed in claim 1, wherein a liquid inlet pipe and a liquid outlet pipe communicated with the cooling coil pipe are provided in the working chamber.
3. The vacuum forming machine mold facilitating demolding as claimed in claim 1, wherein a blowing pipe I communicated with the inside of the cylinder opening is provided in the working chamber.
4. The vacuum forming mold as claimed in claim 1, wherein the cylinder has an inner diameter larger than the diameter of the cylinder guide post, and wherein the top end of the cylinder abuts against the bottom end surface of the top plate.
5. The vacuum forming machine mold for facilitating demolding as claimed in claim 1, wherein the cooling passage has a wind outlet pipe II provided at the topmost end thereof.
6. The mold of claim 1, wherein the cooling coil is secured to the bottom of the mold cavity by a clamp, wherein the top of the cooling coil is below the level of the top of the cylinder.
7. The vacuum forming machine mold convenient for demolding as claimed in claim 1, wherein the vibration motor is disposed on the outer sidewall of the mold, and a support for supporting the vibration motor is further disposed on the outer sidewall of the mold.
8. The mold of claim 1, wherein the spring has two ends fixedly connected to two sidewalls of the cooling cavity, and wherein the diameter of the spring is smaller than the width of the cooling channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121716851.8U CN216001408U (en) | 2021-07-27 | 2021-07-27 | Plastic uptake machine mould convenient to drawing of patterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121716851.8U CN216001408U (en) | 2021-07-27 | 2021-07-27 | Plastic uptake machine mould convenient to drawing of patterns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216001408U true CN216001408U (en) | 2022-03-11 |
Family
ID=80589338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121716851.8U Expired - Fee Related CN216001408U (en) | 2021-07-27 | 2021-07-27 | Plastic uptake machine mould convenient to drawing of patterns |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216001408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118238394A (en) * | 2024-05-08 | 2024-06-25 | 苏州创捷医用新材料有限公司 | Demolding cooling device for medical equipment packaging plastic suction molding |
-
2021
- 2021-07-27 CN CN202121716851.8U patent/CN216001408U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118238394A (en) * | 2024-05-08 | 2024-06-25 | 苏州创捷医用新材料有限公司 | Demolding cooling device for medical equipment packaging plastic suction molding |
| CN118238394B (en) * | 2024-05-08 | 2024-09-17 | 苏州创捷医用新材料有限公司 | Demolding cooling device for medical equipment packaging plastic suction molding |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220311 |
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| CF01 | Termination of patent right due to non-payment of annual fee |