Glass fiber prepreg circular ring mold pressing mold structure

Abstract

The utility model belongs to the field of dies, and particularly relates to a glass fiber prepreg circular ring die pressing die structure which comprises a lower die and an upper die, the upper die moves above the lower die, two outer wall forming sliding blocks are installed on the inner wall of the lower die in a sliding mode, and an extrusion mechanism is arranged between the upper die and the outer wall forming sliding blocks. A mold core groove is formed in the inner wall of the bottom of the lower mold, a mold core assembly is placed in the mold core groove, the mold core assembly comprises two first sliding blocks and two second sliding blocks, the two second sliding blocks move between the two first sliding blocks, inserting holes are formed in the sides, close to each other, of the two second sliding blocks, and a positioning column is fixedly installed at the bottom of the upper mold; the positioning columns are matched with the inserting holes, and a first glue overflowing groove is formed in the top of the lower die. The mold is reasonable in design, when the upper mold body is installed on the lower mold body, the upper mold body can extrude the outer wall forming sliding block and the mold core assembly in place to achieve mold closing, and the purpose of facilitating mold pressing forming of the glass fiber prepreg circular ring can be achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mould technical field especially relates to a glass fibre prepreg torus mould pressing mould structure. BACKGROUND

[0002] In the mould pressing forming process of glass fibre prepreg torus, a mould structure that can be accurately formed, effectively handle overflow problem and be convenient to assemble and operate is needed.

[0003] The glass fibre prepreg torus mould pressing mould mainly comprises an upper mould, a lower mould, a sliding block and a ejector pin (a demoulding wedge). It is mainly used to complete the mould pressing forming of the glass fibre epoxy prepreg torus product. However, it is difficult to demould and close the mould due to the requirement that the product cannot be provided with a draft angle. Therefore, the glass fibre prepreg torus mould pressing mould structure is provided to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model discloses a glass fibre prepreg torus mould pressing mould structure that can be accurately formed, effectively handle overflow problem and be convenient to assemble and operate.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A glass fibre prepreg torus mould pressing mould structure, comprising a lower mould and an upper mould, the upper mould is displaced above the lower mould, two outer wall forming sliding blocks are slidably installed on the inner wall of the lower mould, an extrusion mechanism is arranged between the upper mould and the outer wall forming sliding blocks, a core groove is formed in the bottom inner wall of the lower mould, a core assembly is placed in the core groove, the core assembly comprises two sliding blocks one and two sliding blocks two, the two sliding blocks two are displaced between the two sliding blocks one, and the two sliding blocks two are both provided with a insertion hole on the side close to each other, a positioning column is fixedly installed on the bottom of the upper mould, and the positioning column is matched with the insertion hole, an overflow groove one is formed in the top of the lower mould, an overflow groove two is formed in the top of the outer wall forming sliding block, and the overflow groove two is matched with the corresponding overflow groove one.

[0007] Preferably, the side close to the sliding block two of the sliding block one is provided with a chamfer three, and the two sides of the sliding block two are both provided with a chamfer four, and the chamfer three is matched with the corresponding chamfer four.

[0008] Preferably, four placing holes are formed in the lower mould, and an ejector pin is placed in the placing hole.

[0009] Preferably, the top and the bottom of the ejector pin are both provided with a circular cross section, and the diameter of the lower circular is smaller than that of the upper circular.

[0010] Preferably, the extrusion mechanism comprises two extrusion seats and two chamfers, the bottom of the upper die is fixedly provided with the two extrusion seats, the two extrusion seats are provided with the two chamfers on the side close to each other, and the outer wall forming slide is provided with the two chamfers on the side away from each other.

[0011] Preferably, the upper die is provided with bolts, and the upper die is fixedly connected with the lower die through the bolts.

[0012] Preferably, the top of the upper die is provided with a mounting hole one, the bolts are arranged in the corresponding mounting hole one, the top of the outer wall forming slide is provided with a mounting hole two, and the bottom inner wall of the lower die is provided with a bolt groove, and the bolt passes through the corresponding mounting hole two and is matched with the bolt groove.

[0013] The beneficial effects of the utility model are as follows:

[0014] 1. After the prepreg is laid, the thickness is larger than the thickness after forming, in order to smoothly put the mold core assembly into place, the mold core assembly adopts two slide blocks one and two slide blocks two split structure, after the two slide blocks one and the slide blocks two are put into the mold core groove, the positioning column of the upper die is inserted into the insertion hole, and the slide blocks one and the slide blocks two are simultaneously put into place.

[0015] 2. When the outer wall forming slide is closed, the outer wall forming slide is at a certain angle with the upper die, after the upper die is pressed into place, the extrusion seat under the upper die is matched with the outer wall forming slide through the chamfer one and the chamfer two, the outer wall forming slide can be pressed to the specified position, the lower part of the outer wall forming slide is provided with a limit consistent with the thickness of the product, and the product size requirement can be met.

[0016] 3. The upper die, the lower die and the outer wall forming slide are penetrated by bolts, the lower die is provided with bolt holes, the upper die and the outer wall forming slide are provided with mounting hole one and mounting hole two, and the purpose of fixing the upper die and the lower die can be achieved.

[0017] 4. The overflow groove one is arranged on the lower die, the overflow groove two is arranged on the outer wall forming slide, and the overflow groove one and the overflow groove two are arranged to overflow the pressed resin through the overflow groove during the mold pressing process. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 An explosion perspective structural schematic view of the glass fiber prepreg circular ring mold pressing mold structure is provided for the utility model;

[0019] Figure 2 A partial explosion structural schematic view of the glass fiber prepreg circular ring mold pressing mold structure is provided for the utility model;

[0020] Figure 3 A perspective structural schematic view of the lower die of the glass fiber prepreg circular ring mold pressing mold structure is provided for the utility model;

[0021] Figure 4 The utility model provides a kind of glass fibre prepreg torus mould pressing mould structure's upper mould's elevation perspective structure schematic diagram.

[0022] In the drawing: 1, lower mould; 2, upper mould; 201, extrusion seat; 202, chamfer one; 3, outer wall forming slider; 301, chamfer two; 401, overflow groove one; 402, overflow groove two; 501, placing hole; 502, thimble; 6, mould core assembly; 601, slider one; 602, slider two; 603, chamfer three; 604, chamfer four; 605, insertion hole; 606, positioning column; 7, mould core groove; 801, bolt slot; 802, mounting hole one; 803, mounting hole two; 804, bolt; 9, torus product. DETAILED DESCRIPTION

[0023] The technical solutions of the utility model will be described clearly and completely below in connection with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] REFERENCE Figures 1-4 A kind of glass fibre prepreg torus mould pressing mould structure, including lower mould 1 and upper mould 2, upper mould 2 displacement lower mould 1 upper, the inner wall of lower mould 1 is slidably installed with two outer wall forming sliders 3, extrusion mechanism is equipped between upper mould 2 and outer wall forming slider 3, mould core groove 7 is set up on the bottom inner wall of lower mould 1, mould core assembly 6 is placed in mould core groove 7, mould core assembly 6 includes two slider ones 601 and two slider twos 602, and two slider twos 602 are displaced between two slider ones 601, the insertion hole 605 is set up on the side of two slider twos 602 close to each other, positioning column 606 is fixedly installed on the bottom of upper mould 2, and positioning column 606 is compatible with insertion hole 605, overflow groove one 401 is set up on the top of lower mould 1, overflow groove two 402 is set up on the top of outer wall forming slider 3, and overflow groove two 402 is compatible with corresponding overflow groove one 401.

[0025] In the embodiment, the side of slider one 601 close to slider two 602 is equipped with chamfer three 603, both sides of slider two 602 are equipped with chamfer four 604, and chamfer three 603 is compatible with corresponding chamfer four 604, when positioning column 606 is inserted into insertion hole 605, positioning column 606 can extrude slider two 602, slider two 602 extrudes slider one 601 by chamfer three 603 and chamfer four 604, and slider one 601 and slider two 602 are positioned.

[0026] In the embodiment, four placing holes 501 are formed on the lower die 1, and a thimble 502 is placed in each placing hole 501. The thimble 502 can lift the formed ring product 9. The top and bottom of the thimble 502 are circular in cross section, and the diameter of the lower circular section is smaller than that of the upper circular section, so that the thimble 502 cannot fall from the lower part of the placing hole 501.

[0027] In the embodiment, the extrusion mechanism includes an extrusion seat 201, a chamfer one 202 and a chamfer two 301. Two extrusion seats 201 are fixedly installed on the bottom of the upper die 2. The chamfer one 202 is formed on the side of each extrusion seat 201 close to the other. The chamfer two 301 is formed on the side of the outer wall forming slide block 3 away from the other. The chamfer one 202 is matched with the corresponding chamfer two 301.

[0028] In the embodiment, the upper die 2 is provided with a bolt 804, and the upper die 2 is fixedly connected with the lower die 1 through the bolt 804. The top of the upper die 2 is provided with an installation hole one 802, and the bolt 804 is installed in the corresponding installation hole one 802. The top of the outer wall forming slide block 3 is provided with an installation hole two 803. The bottom inner wall of the lower die 1 is provided with a bolt groove 801, and the bolt 804 penetrates through the corresponding installation hole two 803 and is matched with the bolt groove 801. The bolt 804 can be used to fixedly connect the upper die 2 and the lower die 1.

[0029] In the embodiment, after the prepreg is laid, the thickness is larger than that after forming. In order to smoothly put the mold core assembly 6 in place, the mold core assembly 6 adopts a split structure of two slide blocks one 601 and two slide blocks two 602. After the two slide blocks one 601 and the slide blocks two 602 are put into the mold core groove 7, the positioning column 606 of the upper die 2 is inserted into the insertion hole 605, and the slide blocks one 601 and the slide blocks two 602 are simultaneously positioned. When the outer wall forming slide block 3 is closed, the upper die 2 forms a certain angle. After the upper die 2 is pressed into place, the extrusion seat 201 under the upper die 2 can press the outer wall forming slide block 3 through the chamfer one 202 and the chamfer two 301. The outer wall forming slide block 3 can be pressed to the specified position. The outer wall forming slide block 3 is provided with a limit which is consistent with the thickness of the product. The outer wall forming slide block 3 can meet the size requirements of the product. The upper die 2, the lower die 1 and the outer wall forming slide block 3 are penetrated by the bolt 804. The lower die 1 is provided with a bolt 804 hole. The upper die 2 and the outer wall forming slide block 3 are provided with an installation hole one 802 and an installation hole two 803. The upper die 2 and the lower die 1 can be fixed. The overflow groove one 401 is formed on the lower die 1, and the overflow groove two 402 is formed on the outer wall forming slide block 3. The overflow groove one 401 and the overflow groove two 402 are used to overflow the pressed resin during the molding process.

[0030] The above has carried out the detailed introduction to the glass fiber prepreg torus mould pressing mould structure provided by the utility model. The principle and implementation mode of the utility model are described in the text by applying specific embodiments, and the above embodiment description is only used for helping to understand the method and core idea of the utility model. It should be pointed out that, for ordinary skilled person in the art, without departing from the principle of the utility model, the utility model can be improved and modified in several ways, and these improvements and modifications also fall within the protection scope of the utility model claim.

Claims

1. A glass fiber prepreg toroid compression mold structure, characterized by, Including lower mould (1) and upper mould (2), the upper mould (2) is displaced the upper of lower mould (1), the inner wall of lower mould (1) is slidably installed with two outer wall forming sliders (3), and the upper mould (2) is equipped with extrusion mechanism with outer wall forming slider (3) between. The bottom inner wall of the lower mould (1) is provided with a mold core groove (7), and the mold core assembly (6) is placed in the mold core groove (7). The mold core assembly (6) includes two slider one (601) and two slider two (602), and the two slider two (602) are displaced between the two slider one (601). The side of the two slider two (602) close to each other is provided with a jack (605), and the bottom of the upper mould (2) is fixedly installed with a positioning column (606), and the positioning column (606) is matched with the jack (605). The top of the lower mould (1) is provided with a glue overflow groove one (401), and the top of the outer wall forming slider (3) is provided with a glue overflow groove two (402), and the glue overflow groove two (402) is matched with the corresponding glue overflow groove one (401).

2. A glass fiber prepreg toroid compression mold structure according to claim 1, wherein, The side of the slider one (601) close to the slider two (602) is provided with a chamfer three (603), and the two sides of the slider two (602) are provided with a chamfer four (604), and the chamfer three (603) is matched with the corresponding chamfer four (604).

3. A glass fiber prepreg toroid compression mold structure according to claim 1, wherein, The lower mould (1) is provided with four placing holes (501), and the placing holes (501) are placed with a thimble (502).

4. A glass fiber prepreg toroid compression mold structure according to claim 3, wherein, The top and bottom of the thimble (502) are circular in cross section, and the diameter of the lower circle is smaller than that of the upper circle.

5. A glass fiber prepreg toroid molding mold structure according to claim 1, characterized by, The extrusion mechanism includes an extrusion seat (201), a chamfer one (202) and a chamfer two (301), the bottom of the upper mould (2) is fixedly installed with two extrusion seats (201), the side of the two extrusion seats (201) close to each other is provided with a chamfer one (202), the side of the outer wall forming slider (3) away from each other is provided with a chamfer two (301), and the chamfer one (202) is matched with the corresponding chamfer two (301).

6. A glass fiber prepreg toroid molding mold structure according to claim 1, wherein, The upper mould (2) is provided with a bolt (804), and the upper mould (2) is fixedly connected with the lower mould (1) through the bolt (804).

7. A glass fiber prepreg toroid compression mold structure according to claim 6, wherein, The top of the upper mould (2) is provided with a mounting hole one (802), the bolt (804) is installed in the corresponding mounting hole one (802), the top of the outer wall forming slider (3) is provided with a mounting hole two (803), the bottom inner wall of the lower mould (1) is provided with a bolt groove (801), and the bolt (804) penetrates through the corresponding mounting hole two (803) and is matched with the bolt groove (801).

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