CN216032439U - Punching device in thermoforming mould - Google Patents
Punching device in thermoforming mould Download PDFInfo
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- CN216032439U CN216032439U CN202122183674.8U CN202122183674U CN216032439U CN 216032439 U CN216032439 U CN 216032439U CN 202122183674 U CN202122183674 U CN 202122183674U CN 216032439 U CN216032439 U CN 216032439U
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Abstract
The utility model discloses a punching device in a thermoforming mold, which comprises a punch, a female mold, a pressure plate and a nitrogen cylinder, wherein the punch is arranged on the female mold; the punch, the pressure plate and the nitrogen cylinder form a punching technological process assembly, the punch is fixedly arranged on an upper die of the die, the pressure plate is sleeved outside the punch and can move up and down along the arrangement direction of the punch under the driving of the nitrogen cylinder; the female die is matched with the punch and fixed on the lower die of the die. The punching device in the thermoforming mold is reasonable in overall structure, can complete a punching process while thermoforming, greatly simplifies the existing process (without cutting), reduces the cost, greatly improves the production efficiency, is good in punching quality, does not need manual laser burr polishing, improves the product quality, and can greatly reduce the maintenance frequency and the maintenance labor cost and reduce the use cost due to the adoption of the female mold, thereby having great application prospect.
Description
Technical Field
The utility model belongs to the technical field of thermoforming processing, and particularly relates to a punching device in a thermoforming mold.
Background
The hot forming material is produced by processing aluminum-silicon coated sheet material into various product shapes and using special hot forming method. The sheet material is rolled and heated to a softening state in a furnace area with the length of 980 degrees and the length of 25 meters, and is sent into a molded surface of a mold under the action of external force of a mechanical gripper, so that the shape similar to the molded surface is obtained. Cooling and shaping, and cutting into products by laser trimming. This process is also used for thermoforming processes. In recent years, thermoforming has made new progress, such as continuous production techniques ranging from thermoforming processes to thermoforming. In the market, more and more hot forming products such as automobile A/B columns, automobile chassis, automobile bumpers and the like are produced, and the method also accords with the future development direction of the weight reduction of the current lightweight automobiles. Compared with cold stamping forming, hot forming has the characteristics of high production efficiency, high strength and hardness of parts and the like, and in addition, particularly in the application direction of the forming lightweight technology of automobile body parts, hot forming is more suitable for manufacturing products with larger surface area. However, the existing hole opening of the thermal forming product is generally finished by laser cutting, specifically, the thermal forming part is placed on a laser tool, the tolerance size of a part hole is cut by a laser program, the hole opening can be finished according to requirements, burrs often appear in the hole opening, the burrs in the hole are required to be ground on line, the cost is greatly increased, and in addition, the operation is relatively complicated, and the product processing efficiency is influenced.
Therefore, the development of the hot forming in-mold punching device which has low cost and good hole opening effect and can greatly improve the hot forming processing efficiency is of great practical significance.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects that the existing thermal forming part has more holes and burrs, needs to be subjected to finish machining and affects the machining efficiency of the thermal forming part product, and provides the thermal forming in-mold punching device which is low in cost, good in hole forming effect and capable of greatly improving the thermal forming machining efficiency.
In order to achieve the purpose, the utility model provides the following technical scheme:
a punching device in a thermoforming mould comprises a punch, a female die, a pressure plate and a nitrogen cylinder;
the punch, the pressure plate and the nitrogen cylinder form a punching technological process assembly, the whole punch is fixed on the upper die of the die, the pressure plate is assembled outside the punch and can move up and down along the arrangement direction of the punch under the driving of the nitrogen cylinder;
the female die is matched with the punch and fixed on the lower die of the die.
The punching in the thermoforming mold is completed by matching a punch and a female mold which are arranged in the mold to shear and punch. The punch can be suitable for different materials and suitable for thermal forming dies, has good high-temperature resistance, and can prolong the service life of the die under high-temperature operation.
The punching device in the thermoforming mold has a reasonable integral structure, can complete a punching process while thermoforming, greatly simplifies the existing process, reduces the cost, greatly improves the production efficiency, has good punching quality, can greatly reduce the frequency of maintenance and the labor cost of maintenance by matching the female mold and the punch, can ensure the interchangeability of spare parts by researching and assembling, reduces the maintenance in batch production, prevents the angle of the molded surface of the punching punch from conforming, reduces the frequent online adjustment phenomenon, further improves the production efficiency, and has wide application prospects.
As a preferred technical scheme:
according to the punching device in the thermoforming mold, the punch whole piece further comprises a punch fixing seat; the punching technological process assembly is fixed on the upper die of the die through the punch fixing seat.
When the hot forming punching is carried out, the press drives the upper die and the lower die to gradually approach until the punch punches into the concave die.
When the hot forming punching is carried out, the pressure plate descends under the driving of the nitrogen cylinder until the distance between the pressure plate and the lower die of the die reaches the designated distance.
A thermoforming in-mold punch apparatus as described above. The hot forming in-mold punching device can be used for hole site processing of a mold part with an angle within a molded surface molding of less than 15 degrees, although the protection scope of the utility model is not limited thereto, and a person skilled in the art can properly adjust the technical scheme of the utility model according to actual requirements.
Has the advantages that:
the punching device in the thermoforming mold is reasonable in overall structure, can complete a punching process while thermoforming, greatly simplifies the existing process (without cutting), reduces the cost, greatly improves the production efficiency, is good in punching quality, does not need manual laser burr polishing, improves the product quality, and can greatly reduce the maintenance frequency and the maintenance labor cost and reduce the use cost due to the adoption of the female mold, thereby having great application prospect.
Drawings
The utility model and its features, aspects and advantages will become more apparent from reading the following detailed description of non-limiting embodiments with reference to the accompanying drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the utility model.
FIGS. 1 and 2 are schematic structural views of a punching process component of a hot forming in-mold punching device of the utility model at different viewing angles;
the device comprises a punch 1, a pressure plate 2, a nitrogen cylinder 3 and a punch fixing seat 4.
Detailed Description
The structure of the present invention will be further described with reference to the accompanying drawings and specific examples, but the present invention is not limited thereto.
A punching device in a thermoforming mould is shown in figures 1 and 2 and comprises a punch 1, a female die, a pressure plate 2 and a nitrogen cylinder 3;
the punch 1, the pressure plate 2 and the nitrogen cylinder 3 form a punching technological process component as shown in figure 1, the punching technological process component further comprises a punch fixing seat 4 (the punch fixing seat penetrates through the punching technological process component as shown in figure 2 visual angle), the punching technological process component is fixed on an upper die of a die through the punch fixing seat 4, the pressure plate 2 is assembled outside the punch 1, and the pressure plate 2 can move up and down along the arrangement direction of the punch 1 under the driving of the nitrogen cylinder 3, so that a punching process is completed once, and in-die punching is realized;
the female die is matched with the punch 1 and fixed on the lower die of the die.
The operation flow (the thermoforming and the punching are synchronously performed) of the thermoforming in-mold punching device is as follows:
when the thermal forming punching is carried out, the press drives the upper die and the lower die of the die to gradually approach until the punch punches into the female die and the pressure plate moves downwards under the driving of the nitrogen cylinder, when the upper die and the lower die of the die are closed, the punch punches into the female die to complete the punching operation, and when the thermal forming die is opened, the mechanical gripper takes out a part.
The hot forming in-mold punching device is reasonable in overall structure, can complete a punching process while hot forming is carried out by using the device, greatly simplifies the existing process (cutting is not needed), reduces the cost, greatly improves the production efficiency, has good punching quality, does not need manual grinding of laser burrs, improves the product quality, and can greatly reduce the maintenance frequency and the maintenance labor cost by adopting the female die, reduce the use cost and have application prospect.
Those skilled in the art will appreciate that variations may be implemented by those skilled in the art in combination with the prior art and the above-described embodiments, and will not be described herein in detail. Such variations do not affect the essence of the present invention and are not described herein.
The above description is of the preferred embodiment of the utility model. It is to be understood that the utility model is not limited to the particular embodiments described above, in that devices and structures not described in detail are understood to be implemented in a manner common in the art; those skilled in the art can make many possible variations and modifications to the disclosed embodiments, or modify equivalent embodiments to equivalent variations, without departing from the spirit of the utility model, using the methods and techniques disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention, unless the contents of the technical solution of the present invention are departed.
Claims (5)
1. The utility model provides a punching device in thermoforming mould which characterized in that: comprises a punch, a female die, a pressure plate and a nitrogen cylinder;
the punching process component is fixed on an upper die of the die, the pressure plate is sleeved outside the punch and can move up and down along the arrangement direction of the punch under the action of the driving force of the nitrogen cylinder;
the female die is matched with the punch and fixed on the lower die of the die.
2. The in-mold thermal punch apparatus of claim 1, wherein the punch process assembly further comprises a punch holder; the punching technological process assembly is fixed on the upper die of the die through the punch fixing seat.
3. The in-mold punching apparatus according to claim 2, wherein the upper mold and the lower mold gradually approach each other during pressing down of the press until the punch is pressed into the cavity when the hot forming punch is performed.
4. The in-mold hot-forming punching apparatus according to claim 3, wherein the pressure plate is driven by the nitrogen cylinder to descend when the hot-forming punching is performed.
5. The in-mold punch apparatus according to claim 1, wherein the cylinder is a nitrogen cylinder.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122183674.8U CN216032439U (en) | 2021-09-10 | 2021-09-10 | Punching device in thermoforming mould |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202122183674.8U CN216032439U (en) | 2021-09-10 | 2021-09-10 | Punching device in thermoforming mould |
Publications (1)
Publication Number | Publication Date |
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CN216032439U true CN216032439U (en) | 2022-03-15 |
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Family Applications (1)
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CN202122183674.8U Active CN216032439U (en) | 2021-09-10 | 2021-09-10 | Punching device in thermoforming mould |
Country Status (1)
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CN (1) | CN216032439U (en) |
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2021
- 2021-09-10 CN CN202122183674.8U patent/CN216032439U/en active Active
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