TWM612896U - Forming device and formed raised floor casting - Google Patents

Abstract

A forming device for making raised floor, wherein a forming assembly is provided with a honey comb structure on a first pressing surface of a first mold, and a plurality of bumps on a second pressing surface of a second mold, such that a raised floor casting as a target is formed between the second pressing surface and the first pressing surface, and a plurality of concave portions can be formed on the target by the plurality of bumps. Therefore, when subsequently a hole is formed by stamping, a perforation can be formed at the concave portion, so that the thickness of the target is extremely thin at the place where the perforation is scheduled to be formed, and the depth of the hole is greatly reduced to facilitate processing.

Description

Forming device and formed raised floor casting

This creation is related to a mold assembly, especially a forming device for manufacturing raised floor and its formed raised floor casting.

At present, the semiconductor factories are equipped with raised floors with multiple micro-holes to clean the air quality of the environment and ensure the specifications of the clean room.

At present, the raised floor is made by die casting. In the molding process, molds are often used to produce the required products, and a release layer is applied to the mold before the molding operation is performed to facilitate subsequent demolding operations.

In the conventional process of making a raised floor, as shown in FIGS. 1A to 1C, a mold assembly 1 is provided, which includes a male mold 1a with a pattern P and a female mold 1b with a flat surface, wherein the pattern P is Used to form a honeycomb structure, and then press the male mold 1a and the female mold 1b; then, through a feed pipe 10, the material is supplied between the male mold 1a and the female mold 1b, and the material is solidified Then, a semi-finished raised floor 9 is formed, wherein the semi-finished raised floor 9 has opposite ground sides 9a and honeycomb sides 9b. After that, the ejector pin of the ejector die 1c is used to hit the male die 1a to loosen the semi-finished raised floor 9 so as to take out the semi-finished raised floor 9 from the male die 1a. Finally, a hole-forming operation is performed to form a plurality of perforations on the flat ground side 9a of the raised floor semi-finished product 9 to form the required raised floor, and the raised floor can use airflow to remove fine dust through these perforations. Wherein, the hole forming operation is performed with a drill bit, and after the hole forming operation is performed, a tile 8 can be pasted on the ground side 9a as required (as shown in FIG. 1D).

However, during the hole forming process, the thickness D (approximately 4-10 mm) of the ground side 9a is too thick, as shown in Figure 1D, which greatly increases the drilling depth, which makes processing difficult and easily causes stress to concentrate on the honeycomb The side 9b causes the structure of the honeycomb side 9b to be broken.

Furthermore, the thickness D of the ground side 9a is too thick, and debris will be generated during the drilling process, which makes it difficult to remove the debris in the perforation subsequently, so that debris remains in the perforation, so use the In the case of a raised floor, the perforations of the raised floor are prone to clogging and cannot remove fine dust.

Therefore, how to overcome the various problems of the above-mentioned conventional technology has actually become a problem that the industry urgently needs to overcome.

In view of the various deficiencies of the above-mentioned conventional technologies, this creation provides a forming device, which includes: a first mold having a first pressing surface; and a second mold having a second pressing surface configured to correspond to the first pressing surface. The bonding surface is used to form a target between the first pressing surface and the second pressing surface, wherein a plurality of bumps are arranged on the second pressing surface, and the target is a raised floor casting, so that From the plurality of bumps, a plurality of recesses are formed on the target.

In the aforementioned forming device, the first mold and the second mold are connected by a plurality of slide bars.

In the aforementioned forming device, the first pressing surface is formed with a first pattern, and the first pattern includes a plurality of honeycomb blocks and grooves of different depths.

In the aforementioned forming device, the first mold is a male mold, which includes a first mold having the first pressing surface, an abutting member disposed on the first mold, and a bearing that carries the first mold. A module and a first supporting member of the abutting member such that the abutting member is located between the first module and the first supporting member, the first module serves as a mold core, and the first supporting member It has a groove for accommodating the mold core. For example, the abutting member is formed with a plurality of first pinholes penetrating the abutting member, and the first bearing member is formed with a plurality of second pinholes penetrating the first bearing member to make the second pinhole Align the first pinhole. Furthermore, an auxiliary mold with a plurality of thimble pins is included, so that the plurality of thimble pins should pass through the plurality of first pinholes and second pinholes. For example, the auxiliary mold and the first mold are connected by a plurality of slide bars.

In the aforementioned forming device, the distance from the top of the plurality of bumps on the second pressing surface to the top of the first pressing surface is 0.4 to 1 mm.

In the aforementioned forming device, the plurality of bumps form the second pattern.

In the aforementioned forming device, the height difference between the protrusion and the second pressing surface is 0.5-4.5 mm.

In the aforementioned forming device, the second mold is a master mold, which includes a second mold with the second pressing surface, and a second carrier for supporting the second mold, the second The mold is used as a mold core, and the second carrier has a groove for accommodating the mold, and the second mold is equipped with a supply pipeline penetrating the second carrier to supply the target material To between the first pressing surface and the second pressing surface.

This creation also provides a raised floor casting, which includes: a plate body with opposite ground and honeycomb sides, and a plurality of recesses are formed on the ground side, wherein the thickness of the bottom surface of the recess is smaller than that of the plate body The thickness; and the frame body is formed around the side of the honeycomb.

In the aforementioned raised floor castings, the depth of the recess is 1.5 to 4.5 mm.

In the aforementioned raised floor casting, a plurality of ribs of different heights are formed on the honeycomb side.

In the aforementioned raised floor casting, the thickness of the bottom surface of the recess is 0.4 to 1 mm.

It can be seen from the above that in the forming device of this creation and the formed raised floor castings, the second pressing surface of the second mold is mainly formed with a plurality of bumps, so that the floor side of the raised floor casting (target) is formed There are a plurality of recesses, so that the distance between the bottom surface of the recess and the honeycomb side of the raised floor casting (target) is smaller than the thickness of the plate, so compared to the conventional technology, when a perforation is formed at the recess , The raised floor casting (target) is scheduled to form the perforation at a reduced thickness, which greatly reduces the depth of the hole, which is advantageous for processing, and the raised floor casting (target) is not on the ground side and the honeycomb side It will cause the problem of stress concentration to avoid the problem of structural fragmentation of the raised floor casting (target), thereby improving the production yield and reliability of the raised floor.

Furthermore, by thinning a part of the plate body of the raised floor casting (target), in the subsequent hole forming process, a punching method can be used, so that the punches used for forming the hole produce very little debris And during the punching process, the punch can flush the debris away from the perforation, so there will be no debris remaining in the perforation. Therefore, compared with the conventional technology, when the raised floor is used, the perforation of the raised floor There will be no debris left inside, that is, it will remain unblocked, so the perforation can avoid the problem of clogging and effectively remove fine dust.

The following specific examples illustrate the implementation of this creation. Those familiar with this technique can easily understand the other advantages and effects of this creation from the content disclosed in this specification.

It should be noted that the structure, proportion, size, etc. shown in the accompanying drawings in this manual are only used to match the content disclosed in the manual for the understanding and reading of those familiar with the art, and are not used to limit the implementation of this creation Therefore, it does not have any technical significance. Any structural modification, proportional relationship change, or size adjustment, without affecting the effects and goals that can be achieved by this creation, should still fall into the original The technical content revealed by the creation must be within the scope of coverage. At the same time, the terms such as "upper", "left", "right", "top", "bottom" and "one" quoted in this manual are only for convenience of description, not to limit the text. The scope of the creation that can be implemented, and the change or adjustment of its relative relationship, shall be regarded as the scope of the creation that can be implemented without substantial changes to the technical content.

Fig. 2 is a three-dimensional schematic diagram of the forming device 2 of this creation. As shown in FIGS. 2 and 2A to 2E, the forming device 2 includes a forming assembly and an auxiliary mold 2c. The forming assembly includes a first mold 2a having a first pressing surface A1 and a second mold 2a having a first pressing surface A1. The second mold 2b of the pressing surface A2, and the second pressing surface A2 is arranged corresponding to the first pressing surface A1, so as to form a target between the first pressing surface A1 and the second pressing surface A2 Item 3 (as shown in Figure 3C).

The first mold 2a is used as a male mold, and a first pattern P1 is formed on the first pressing surface A1 of the first mold part 21a.

In this embodiment, the first pattern P1 includes a plurality of honeycomb blocks 21 arranged in an array and a plurality of grooves 25 of different depths for forming ribs of different heights, as shown in FIG. 2A, on the target 3 Form a honeycomb structure.

Furthermore, as shown in FIG. 2B, the first mold 2a includes a first mold part 21a whose front surface is a first pressing surface A1, an abutting part 21c disposed on the back surface B1 of the first mold part 21a, and A first supporting member 21b for supporting the first module 21a and the abutting member 21c. For example, the first mold member 21a serves as a mold core, and the abutting member 21c is formed with a plurality of first pinholes 211 penetrating the abutting member 21c.

In addition, the first supporting member 21b has a groove S1 to accommodate the first module 21a and the abutting member 21c, so that the abutting member 21c is located between the first module 21a and the first supporting member 21a. Between 21b. For example, the bottom of the groove S1 is formed with a plurality of second pin holes 212 penetrating the first supporting member 21 b, so that the second pin holes 212 are aligned with the first pin holes 211.

The auxiliary mold 2c has a plurality of ejector pins 23, and the auxiliary mold 2c is connected to the first mold 2a in a displaceable manner relative to the first mold 2a. For example, the auxiliary mold 2c is connected to the first mold 2a by a plurality of (for example, four) sliding rods 24, so that the auxiliary mold 2c is displaced along the sliding rod 24 to approach or move away from the first mold 2a, and each of the thimbles 23 correspondingly passes through each of the first pinhole 211 and the second pinhole 212 so that the thimble 23 can be inserted into or removed from each of the first pinhole 211 and the second pinhole 212.

The second mold 2b is used as a master mold, which can be displaced relative to the first mold 2a, and the second pressing surface A2 has a plurality of bumps 220 on it.

In this embodiment, the plurality of bumps 220 on the second pressing surface A2 are arranged in an array, as shown in FIGS. 2C to 2E, to form the second pattern P2. For example, each matrix has nine bumps 220, but the bumps 220 are not formed in the center of the second pressing surface A2, and the bumps 220 are higher than the second pressing surface A2. The difference is about 0.5~4.5mm, the second pressing surface A2 is the parting line.

Furthermore, the first mold 2a is connected to the second mold 2b in a displaceable manner relative to the second mold 2b. For example, the first mold 2a is used as a movable mold, and the second mold 2b is used as a fixed mold, and the first mold 2a and the second mold 2b are connected by a plurality of (for example, four) slide bars 22, so that the first mold 2a is connected to the second mold 2b. A mold 2a is displaced along the slide bar 22 to approach or move away from the second mold 2b.

In addition, the second mold 2b includes a second mold 22a whose front surface is a second pressing surface A2, and a second carrier 22b for supporting the second mold 22a. For example, the second mold part 22a serves as a mold core, and the second carrier 22b has a groove S2 for accommodating the second mold part 22a.

In addition, the second mold 2b is configured with a supply pipe 20 that penetrates the second carrier 22b to supply the target material between the first pressing surface A1 and the second pressing surface A2. For example, the supply pipe 20 protrudes toward the back B2 of the second mold 2b.

Therefore, when the forming device 2 is used, as shown in FIG. 3A, the second mold 2b is fixed, the first mold 2a is displaced along the slide bar 22 to abut the second mold 2b, and the second press The distance from the top of the plurality of protrusions 220 on the joint surface A2 to the top of the first pressing surface A1 (such as the top of the honeycomb block 21) (or the thickness t of the plurality of recesses 300 as shown in FIG. 4C) is 0.4 to 1mm, the target material is supplied between the first pressing surface A1 and the second pressing surface A2 through the supply pipe 20.

Then, when the target material is cured, it will form a target 3 like a raised floor casting, and then the first mold 2a is displaced along the slide bar 22 to separate the second mold 2b, as shown in FIG. 3B. In this embodiment, the target 3 has opposite ground side 3a (as shown in FIG. 4A) and honeycomb side 3b (as shown in FIG. 4B), wherein the honeycomb block 21 of the first pressing surface A1 is Used to form the structure on the honeycomb side 3b, as shown in FIG. 4B, a plurality of ribs 31a, 31b, 31c, 31d of different heights, and the second pressing surface A2 is formed with a plurality of concave portions by the protrusions 220 300 is on the ground side 3a.

After that, the auxiliary mold 2c is displaced along the slide bar 24 to approach the first mold 2a, as shown in FIG. 3C (the second mold 2b is omitted in the figure), so that each of the thimble 23 passes through each of the first pinholes. 211 and the second pinhole 212, so that the thimble 23 protrudes from the first pinhole 211 to hit the back B1 of the first module 21a (as shown in FIG. 2B), causing the target 3 to loosen, so the user The target 3 can be easily taken out from the first mold 2a (as shown in FIGS. 4A and 4B), wherein the raised floor casting as the target 3 is defined as a plate having the ground side 3a and the honeycomb side 3b The body 30, a plurality of ribs 31a, 31b, 31c, 31d of different heights formed on the honeycomb side 3b, and a frame body 31 formed around the honeycomb side 3b.

Finally, the hole-forming operation is performed by punching to form a plurality of perforations on the ground side 3a of the target 3 (the figure is omitted), so as to form the required raised floor. After the hole-forming operation is performed, a brick can be pasted on the ground side 3a as required (the figure is omitted).

In summary, the forming device 2 of the present creation mainly forms a plurality of protrusions 220 on the second pressing surface A2 of the second mold 2b, so that a plurality of recesses 300 are formed on the ground side 3a of the target 3. And the depth R (1.5~4.5mm) of the concave portion 300 is deep enough to make the thickness t of the bottom surface 300a of the concave portion 300 thinner, as shown in Figure 4C, so that the thickness t (0.40-1mm) is smaller than the plate body The thickness D1 of 30 (approximately 1.5~5mm), so compared with the prior art, when the perforation is formed at the recess 300, the thickness t (ie, the separation distance) where the perforation is formed on the ground side 3a is extremely thin , Resulting in a significant reduction in the depth of the hole, which is advantageous for processing, and will not cause stress concentration problems on the ground side 3a and/or the honeycomb side 3b, so as to avoid the structure of the ground side 3a and/or the honeycomb side 3b The problem of fragmentation further improves the production yield and reliability of the raised floor.

Furthermore, by thinning a portion of the plate body 30 (that is, at the recess 300), a punching method can be used during the hole forming process, so that the punch for forming the hole generates very little debris, and During the punching process, the punch will simultaneously push the debris out of the perforation in a direction away from the perforation, so that no debris will remain in the perforation, so there will be no dust and environmental pollution problems.

In addition, since the position of the perforation is aligned with the position of the concave portion 300, the punch for the hole forming operation can be aligned with the position of the concave portion 300 to perform the hole forming action before the hole is formed, so the punch can be moved from the honeycomb side 3b Passing toward the ground side 3a to rush out the debris, thereby avoiding the problem of the debris remaining in the perforation, so that the perforation of the raised floor can effectively avoid clogging and can quickly complete the perforation operation.

The above-mentioned embodiments are used to exemplify the principle and effect of the creation, and are not used to limit the creation. Anyone who is familiar with this technique can modify the above-mentioned embodiments without departing from the spirit and scope of this creation. Therefore, the scope of protection of the rights of this creation should be listed in the scope of patent application described later.

1: Mould components 1a: Male model 1b: master model 1c: thimble mold 10, 20: Feeding pipeline 2: Forming device 2a: The first mold 2b: The second mold 2c: auxiliary mold 21: Honeycomb block 21a: The first module 21b: The first carrier 21c: abutment piece 211: The first pinhole 212: second pinhole 22, 24: Slider 22a: second module 22b: second carrier 220: bump 23: thimble 25: groove 3: target 30: Board body 31: Frame 3a, 9a: Ground side 3b, 9b: honeycomb side 300: recess 300a: bottom surface 31a, 31b, 31c, 31d: ribs 8: Facing brick 9: Raised floor semi-finished products A1: The first pressing surface A2: The second pressing surface B1, B2: back D, D1: thickness P: pattern P1: The first pattern P2: The second pattern R: depth S1, S2: groove t: thickness

Fig. 1A is a three-dimensional schematic diagram of a conventional mold assembly.

Fig. 1B is an enlarged perspective view of the mold core of the male mold of Fig. 1A.

Figure 1C is an enlarged perspective view of the raised floor casting of Figure 1A from another perspective.

Fig. 1D is a partial enlarged cross-sectional view of Fig. 1C.

Figure 2 is a three-dimensional exploded schematic diagram of the forming device of this creation.

FIG. 2A is a partial enlarged perspective view of the mold core of the first mold shown in FIG. 2. FIG.

FIG. 2B is a three-dimensional exploded view of the first mold of FIG. 2. FIG.

FIG. 2C is an enlarged perspective view of the second mold of FIG. 2 from another perspective.

Fig. 2D is a perspective exploded view of Fig. 2C.

Fig. 2E is a partially enlarged perspective view of Fig. 2C.

Figures 3A to 3C are three-dimensional schematic diagrams of the use process of the creative forming device.

Figure 4A is a three-dimensional view of the raised floor casting created for this creation.

Fig. 4B is a perspective view of Fig. 4A from another perspective.

Fig. 4C is a partial enlarged cross-sectional view of Fig. 4A.

2b: The second mold

20: Feeding pipeline

22: Slider

22a: second module

22b: second carrier

220: bump

A2: The second pressing surface

B2: Back

P2: The second pattern

Claims (14)

A forming device includes: The first mold has a first pressing surface; and The second mold has a second pressing surface arranged corresponding to the first pressing surface to form a target between the first pressing surface and the second pressing surface, wherein the second pressing surface A plurality of protrusions are arranged, and the target object is a raised floor casting, so that a plurality of recesses are formed on the target object by the plurality of protrusions. The forming device according to claim 1, wherein the first mold and the second mold are connected by a plurality of slide bars. The forming device according to claim 1, wherein the first pressing surface is formed with a first pattern, and the first pattern includes a plurality of honeycomb blocks and grooves of different depths. The forming device according to claim 1, wherein the first mold is a male mold, which includes a first mold having the first pressing surface, and an abutting member disposed on the first mold , And a first supporting member that carries the first module and the abutting member, so that the abutting member is located between the first module and the first supporting member, and the first module serves as a mold core, And the first carrier has a groove for accommodating the mold core. The forming device according to claim 4, wherein the abutting member is formed with a plurality of first pinholes penetrating the abutting member, and the first bearing member is formed with a plurality of second pinholes penetrating the first bearing member A pinhole, so that the second pinhole is aligned with the first pinhole. The forming device according to claim 5, further comprising an auxiliary mold having a plurality of ejector pins, so that the plurality of pins should pass through the plurality of first pinholes and second pinholes, and the auxiliary mold and the first mold It is connected by plural sliders. The forming device according to claim 1, wherein the distance from the top of the plurality of bumps on the second pressing surface to the top of the first pressing surface is 0.4 to 1 mm. The forming device according to claim 1, wherein the plurality of bumps form a second pattern. The forming device according to claim 1, wherein the height difference of the bump compared to the second pressing surface is 0.5 to 4.5 mm. The forming device according to claim 1, wherein the second mold is a master mold, which includes a second mold having the second pressing surface, and a second mold for supporting the second mold The carrier, the second mold is used as a mold core, and the second carrier has a groove for accommodating the mold core, and the second mold is equipped with a supply pipeline penetrating the second carrier , To supply the target material between the first pressing surface and the second pressing surface. A raised floor casting, which includes: The board has opposite ground and honeycomb sides, and a plurality of recesses are formed on the ground side, wherein the thickness of the bottom surface of the recess is less than the thickness of the board; and The frame is formed around the side of the honeycomb. The raised floor casting according to claim 11, wherein the depth of the recess is 1.5 to 4.5 mm. The raised floor casting according to claim 11, wherein a plurality of ribs of different heights are formed on the honeycomb side. The raised floor casting according to claim 11, wherein the thickness of the bottom surface of the recess is 0.4 to 1 mm.

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