CN212602954U - Special mould for forming verification of polyurethane interior material - Google Patents

Abstract

The utility model relates to a special mould is verified in polyurethane interior trim material shaping mainly solves the problem that must verify the tearing condition of polyurethane interior trim material at the customer end production site among the prior art, provides a new special mould is verified in polyurethane interior trim material shaping. By adopting the technical scheme that the device comprises a pneumatic lifting rod 1, an upper base plate 2, a forming mold 3 and a lower base plate 4, wherein the forming mold comprises an upper forming mold 3-1, a lower forming mold 3-2 and an adjusting block 3-3, the forming verification process of the polyurethane interior trim material is simulated under the laboratory condition, the tearing condition of the forming of the polyurethane foam under different radians is verified, the technical problem that the production site verification is required to be well solved, and the device can be used for the application of forming verification of the polyurethane material.

Description

Special mould for forming verification of polyurethane interior material

Technical Field

The utility model relates to a special mould is verified in polyurethane interior trim material shaping.

Background

The technical problem that the forming of polyurethane foam under different radians appears in the forming verification process of polyurethane interior materials among the prior art is torn mainly because the motorcycle type that each big car host computer factory designed is all different, involves various forming radians, if directly go to production verification, need spend more manpower and materials, through designing polyurethane interior materials forming die, the problem of tearing that can appear in the forming of laboratory simulation client, fine solution must go the problem of production site verification.

Chinese patent 201921201873.3 relates to a mold base special for a polyurethane foaming mold, which structurally comprises a base, a rotary female rod, a rotary male rod, a cover, a hydraulic cylinder, a bearing, a limiting plate, a rubber pad, a control panel and a power supply, wherein the mold base is changed into a pneumatic type opening and closing design.

Disclosure of Invention

The utility model aims to solve the technical problem that must verify the problem of tearing the condition of polyurethane interior trim material at the customer end scene among the prior art, provide a special mould is verified in polyurethane interior trim material shaping, simulate polyurethane interior trim material shaping verification process under the laboratory condition, verify that this polyurethane foam the tearing condition appears in the shaping under different radians, better solution must go the technical problem that the production site was verified.

In order to solve the technical problem, the utility model discloses a technical scheme as follows: the pneumatic lifting rod 1 is fixed at the upper end of the upper bottom plate 2, the forming mold 3 comprises an upper forming mold 3-1, a lower forming mold 3-2 and 2 adjusting blocks 3-3, the upper forming mold 3-1 is fixed at the lower end of the upper bottom plate 2, the lower forming mold 3-2 is fixed at the upper end of the lower bottom plate 4, and the 2 adjusting blocks 3-3 are respectively fixed at two sides of the bottom edge of the upper forming mold 3-1, the pneumatic lifting rod is characterized in that the bottom edge of the upper forming mold 3-1 comprises 5 alpha convex angles, the alpha convex angle is 25-155 degrees, the upper edge of the lower forming mold 3-2 comprises 5 beta concave notch angles, the range of the beta concave notch angles is 25-155 degrees, the alpha convex angle is completely the same as the beta concave notch angles in position, and the alpha convex angle is completely coincident with the beta concave notch angles, the h depth of the alpha convex angle and the beta concave gap angle is 8-15 mm.

In the above technical solution, preferably, the upper mold 3-1 of the forming mold has 5 α convex angles, where α is₁Is 25 to 35 DEG, alpha₂Is 55 to 65 DEG, alpha₃Is 85 to 95 DEG, alpha₄Is 115 to 125 DEG, alpha₅The depths of the alpha convex angle and the beta concave notch angle are both h and are 145-155 degrees.

In the above technical solution, preferably, the lower mold 3-2 of the forming mold has 5 beta notch angles, wherein beta is₁Is 25-35 DEG, beta₂Is 55 to 65 DEG, beta₃Is 85-95 DEG, beta₄115 to 125 DEG, beta₅Is 145 to 155 degrees.

In the technical scheme, preferably, the adjusting block 3-3 adjusts the gap between the upper die 3-1 of the forming die and the lower die 3-2 of the forming die, the adjustable gap range is 0-10 mm, and the adjusting block 3-3 can be detached and replaced.

In the above technical solution, preferably, h is 10 mm.

In the above technical solution, preferably, the fixing mode of the pneumatic lifting rod 1 is a welding mode, the fixing mode of the upper mold 3-1 of the forming mold is a welding mode, and the fixing mode of the lower mold 3-2 of the forming mold is a welding mode.

The utility model discloses in, adopt forming die in polyurethane interior trim material forming process, including 5 alpha protruding angles in the forming die mould, alpha protruding angle is 25 ~ 155, including 5 beta notch angles in the forming die lower mould, the scope of beta notch angle is 25 ~ 155, alpha protruding angle is the same with beta notch angle position completely, alpha protruding angle and beta notch angle coincide completely, utilize this mould to simulate polyurethane interior trim material shaping verification process in the laboratory, verify that this polyurethane foam appears the torn condition in the shaping under different radians, fine solution must go the technical problem that the production site was verified, better technological effect has been gained.

Drawings

FIG. 1 is a drawing of a mold dedicated for molding verification of a polyurethane interior material.

Wherein 1 is a pneumatic lifting rod, 2 is an upper base plate, 3 is a forming die, and 4 is a lower base plate.

Fig. 2 is a schematic view of the molding die 3.

Wherein 3-1 is an upper die of the forming die, 3-2 is a lower die of the forming die, and 3-3 is an adjusting block.

FIG. 3 is a top mold 3-1 of the forming mold.

Wherein alpha is₁Is 25 to 35 DEG, alpha₂Is 55 to 65 DEG, alpha₃Is 85 to 95 DEG, alpha₄Is 115 to 125 DEG, alpha₅145-155 DEG, and h is the depth of the alpha convex angle.

FIG. 4 shows a lower mold 3-2 of the molding die.

Wherein beta is₁Is 25-35 DEG, beta₂Is 55 to 65 DEG, beta₃Is 85-95 DEG, beta₄115 to 125 DEG, beta₅145-155 DEG, and h is the depth of the beta notch angle.

The present invention will be further illustrated by the following examples, but is not limited to the examples.

Detailed Description

Example 1

1. Preparing a polyurethane plate with the thickness of 7 mm;

2. in order to verify the tearing condition of the polyurethane plate, the polyurethane plate is used in a special mould for forming and verifying the polyurethane interior material, wherein the special mould for forming and verifying the polyurethane interior material comprises a pneumatic lifting rod 1, an upper base plate 2, a forming mould 3 and a lower base plate 4, the pneumatic lifting rod 1 is fixed at the upper end of the upper base plate 2 in a welding mode, the forming mould 3 comprises an upper forming mould 3-1, a lower forming mould 3-2 and adjusting blocks 3-3, the upper forming mould 3-1 is fixed at the lower end of the upper base plate 2 in a welding mode, the lower forming mould 3-2 is fixed at the upper end of the lower base plate 4 in a welding mode, the 2 adjusting blocks 3-3 are respectively positioned at two sides of the tail end of the upper forming mould 3-1, and the upper forming mould 3-1 comprises an upper forming mould 35 convex angles of alpha, wherein alpha₁Is 30 DEG, alpha₂Is 60 DEG, alpha₃Is 90 DEG, alpha₄Is 120 DEG, alpha₅Is 150 degrees, the lower die 3-2 of the forming die comprises 5 beta notch angles, wherein beta is₁Is 30 DEG, beta₂Is 60 DEG, beta₃Is 90 DEG, beta₄Is 120 DEG, beta₅Is 150 degrees; the alpha convex angle and the beta concave notch angle are completely the same in position, and the alpha convex angle and the beta concave notch angle are completely overlapped; the adjusting block 3-3 can be disassembled and replaced; the adjusting block 3-3 can adjust the gap between the upper die 3-1 of the forming die and the lower die 3-2 of the forming die, the adjusting gap is 1 mm, and the h depth of the alpha convex angle and the beta concave gap angle are both 10 mm.

3. Using a polyurethane plate with a thickness of 7mm at alpha₃The die is pressed and formed at the position of 90 degrees, no tearing occurs, the die is synchronized to the client for verification, no tearing occurs, and the requirements are met.

Example 2

1. Preparing a polyurethane plate with the thickness of 25 mm;

2. in order to verify the tearing condition of the polyurethane plate, the polyurethane plate is used in a special mould for forming and verifying the polyurethane interior material, wherein the special mould for forming and verifying the polyurethane interior material comprises a pneumatic lifting rod 1, an upper base plate 2, a forming mould 3 and a lower base plate 4, the pneumatic lifting rod 1 is fixed at the upper end of the upper base plate 2 in a welding mode, the forming mould 3 comprises an upper forming mould 3-1, a lower forming mould 3-2 and adjusting blocks 3-3, the upper forming mould 3-1 is fixed at the lower end of the upper base plate 2 in a welding mode, the lower forming mould 3-2 is fixed at the upper end of the lower base plate 4 in a welding mode, the 2 adjusting blocks 3-3 are respectively positioned at two sides of the tail end of the upper forming mould 3-1, wherein the upper forming mould 3-1 comprises 5 alpha convex angles, wherein alpha is₁Is 25 DEG, alpha₂Is 55 DEG, alpha₃Is 85 DEG, alpha₄Is 115 DEG, alpha₅Is 145 degrees, the lower die 3-2 of the forming die comprises 5 beta notch angles, wherein beta is₁Is at an angle of 25 DEG,

β₂is 55 DEG, beta₃Is 85 DEG, beta₄Is 115 DEG, beta₅145 °; the alpha convex angle and the beta concave notch angle are completely the same in position, and the alpha convex angle and the beta concave notch angle areThe notch angles are completely overlapped; the adjusting block 3-3 can be disassembled and replaced; the adjusting block 3-3 can adjust the gap between the upper die 3-1 of the forming die and the lower die 3-2 of the forming die, the adjusting gap is 10 mm, and the h depth of the alpha convex angle and the beta concave gap angle are 10 mm.

3. Using a polyurethane plate with a thickness of 25mm at alpha₂The blank is pressed and molded at the position of 55 degrees, the blank is torn, the blank is synchronously verified at a client side, the blank is torn, the requirement is not met, and the blank is optimized through a polyurethane plate and then subjected to alpha pressing₂The mold is pressed and molded at the position of 55 degrees, is not torn, is synchronized to the client for verification, and is not torn, so that the case can better explain that the problem that the client needs to be verified is well solved by the design of the mold, and the mold can be completely sent to the client after the laboratory simulation is successful.

Example 3

1. Preparing a polyurethane plate with the thickness of 7 mm;

2. in order to verify the tearing condition of the polyurethane plate, the polyurethane plate is used in a special mould for forming and verifying the polyurethane interior material, wherein the special mould for forming and verifying the polyurethane interior material comprises a pneumatic lifting rod 1, an upper base plate 2, a forming mould 3 and a lower base plate 4, the pneumatic lifting rod 1 is fixed at the upper end of the upper base plate 2 in a welding mode, the forming mould 3 comprises an upper forming mould 3-1, a lower forming mould 3-2 and adjusting blocks 3-3, the upper forming mould 3-1 is fixed at the lower end of the upper base plate 2 in a welding mode, the lower forming mould 3-2 is fixed at the upper end of the lower base plate 4 in a welding mode, the 2 adjusting blocks 3-3 are respectively positioned at two sides of the tail end of the upper forming mould 3-1, and the upper forming mould 3-1 comprises 5 alpha convex angles, wherein alpha is₁Is 25 DEG, alpha₂Is 65 DEG, alpha₃Is 95 DEG, alpha₄Is 155 DEG, alpha₅Is 155 degrees, the lower die (3-2) of the forming die comprises 5 beta notch angles, wherein beta₁Is 25 DEG, beta₂Is 55 DEG, beta₃Is 85 DEG, beta₄Is 115 DEG, beta₅145 °; the adjusting block 3-3 can be disassembled and replaced; the adjusting block 3-3 can adjust the gap between the upper die 3-1 of the forming die and the lower die 3-2 of the forming die, the adjusting gap is 5mm, and the h depth of the alpha convex angle and the h depth of the beta concave gap angle are 8 mm.

3. Using a polyurethane plate with a thickness of 7mm at alpha₅And (4) pressing and molding at a position of 155 degrees, wherein no tearing occurs, synchronization is carried out to client verification, and no tearing occurs, so that the requirements are met.

Claims (6)

1. A special die for forming and verifying a polyurethane interior material comprises a pneumatic lifting rod (1), an upper base plate (2), a forming die (3) and a lower base plate (4), wherein the pneumatic lifting rod (1) is fixed at the upper end of the upper base plate (2), the forming die (3) comprises a forming die upper die (3-1), a forming die lower die (3-2) and 2 adjusting blocks (3-3), the forming die upper die (3-1) is fixed at the lower end of the upper base plate (2), the forming die lower die (3-2) is fixed at the upper end of the lower base plate (4), the 2 adjusting blocks (3-3) are respectively fixed at two sides of the bottom edge of the forming die upper die (3-1), the special die is characterized in that the bottom edge of the forming die upper die (3-1) comprises 5 alpha convex angles, the alpha convex angles are 25-155 degrees, the upper edge of the forming die lower die (3-2) comprises 5 beta concave notch angles, the range of the beta concave notch angle is 25-155 degrees, the positions of the alpha convex angle and the beta concave notch angle are completely the same, the alpha convex angle and the beta concave notch angle are completely overlapped, and the h depths of the alpha convex angle and the beta concave notch angle are both 8-15 mm.

2. The mold for molding verification of polyurethane interior material according to claim 1, wherein the upper mold (3-1) of the molding mold has 5 α convex angles, where α is₁Is 25 to 35 DEG, alpha₂Is 55 to 65 DEG, alpha₃Is 85 to 95 DEG, alpha₄Is 115 to 125 DEG, alpha₅Is 145 to 155 degrees.

3. The mold for molding verification of polyurethane interior material according to claim 1, wherein the lower molding die (3-2) has 5 β -notch angles, wherein β is a number of₁Is 25-35 DEG, beta₂Is 55 to 65 DEG, beta₃Is 85-95 DEG, beta₄115 to 125 DEG, beta₅Is 145 to 155 degrees.

4. The mold special for molding verification of polyurethane interior material according to claim 1, wherein the adjusting block 3-3 adjusts a gap between the upper mold 3-1 and the lower mold 3-2 of the molding mold, the adjustable gap range is 0 mm to 10 mm, and the adjusting block 3-3 is detachable and replaceable.

5. The mold for molding verification of a polyurethane interior material according to claim 1, wherein h is 10 mm.

6. The mold special for molding verification of polyurethane interior material according to claim 1, wherein the pneumatic lifting rod (1) is fixed by welding, the upper mold (3-1) of the molding mold is fixed by welding, and the lower mold (3-2) of the molding mold is fixed by welding.

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