Pouring tool for boron carbide coating of turntable of neutron chopper made of carbon fiber composite material

Abstract

A pouring tool for a boron carbide coating of a turntable of a carbon fiber composite neutron chopper comprises a base and an upper panel which cooperate with each other so as to pour the boron carbide coating on the turntable of the carbon fiber composite neutron chopper, the upper panel is provided with a coating surface used for forming a required boron carbide model on the carbon fiber composite neutron chopper turntable in the later period, and the shape of the upper panel at the coating surface is consistent with the shapes of the two sides of the carbon fiber composite neutron chopper turntable. A groove movable block used for positioning and sealing a composite neutron chopper turntable and a plurality of supporting blocks used for supporting the composite neutron chopper turntable are mounted on the peripheral side of the base, and the groove movable block and the supporting blocks are tightly connected with the base through screws. The device is light in weight and convenient to assemble and operate, the size precision of a coated product is guaranteed, and secondary machining is not needed.

Description

TECHNICAL FIELD

[0001] The utility model relates to composite material processing equipment technical field, especially a kind of carbon fibre composite material middle neutron chopper turntable boron carbide coating's pouring frock. BACKGROUND

[0002] The existing neutron chopper adopts aluminum alloy material, the aluminum alloy material is not only relatively heavy in weight itself, and the installation difficulty is big, and under the neutron pulse impact of long time, the aluminum alloy material is easily hardened and embrittlement, and composite material is used as a kind of high-performance structural material of high specific strength, high specific modulus, and the chopper turntable structural member made of it can solve the above problems. The neutron chopper is composed of composite material neutron chopper turntable, aluminum alloy metal piece and boron carbide coating, the aluminum alloy metal piece is integrally formed with the composite material neutron chopper turntable, and the boron carbide coating is scraped in later period, which can easily cause the uneven thickness of boron carbide, affect the later use of product, and due to the high apparent hardness of boron carbide coating, the later machining is not only difficult, but also very expensive and time-consuming, so that the quality of product cannot be guaranteed, and the cost is greatly increased. SUMMARY

[0003] The utility model provides a kind of carbon fibre composite material middle neutron chopper turntable boron carbide coating's pouring frock, which is light in weight, easy to assemble, convenient to operate, and the size precision of product after plating is guaranteed, and machining is not needed twice.

[0004] The utility model provides a kind of carbon fibre composite material middle neutron chopper turntable boron carbide coating's pouring frock, which is light in weight, easy to assemble, convenient to operate, and the size precision of product after plating is guaranteed, and machining is not needed twice.

[0005] The technical problems to be solved by the utility model further can be further realized through following technical schemes, for the carbon fiber composite material neutron chopper turntable boron carbide coating's pouring frock on above described, set up movable block groove for with recess movable block cooperation and support block groove for with support block cooperation on base, set up screw hole on base in movable block groove, support block groove, recess movable block is assembled on base at movable block groove through screw and screw hole cooperation, support block is assembled on base at support block groove through screw and screw hole cooperation.

[0006] The technical problems to be solved by the utility model further can be further realized through following technical schemes, for the carbon fiber composite material neutron chopper turntable boron carbide coating's pouring frock on above described, support block is set up 2-6, 2-6 support blocks are evenly distributed along the circumferential side of base.

[0007] The technical problems to be solved by the utility model further can be further realized through following technical schemes, for the carbon fiber composite material neutron chopper turntable boron carbide coating's pouring frock on above described, the base is connected through screw with upper panel, and screw counterbore for controlling the gap between base and upper panel is arranged on upper panel.

[0008] The technical problems to be solved by the utility model further can be further realized through following technical schemes, for the carbon fiber composite material neutron chopper turntable boron carbide coating's pouring frock on above described, still set up cooperation surface for the mutual cooperation between upper panel and base on upper panel and base, and the cooperation depth of the cooperation surface of upper panel and base is 5-8mm, and the cooperation gap is 0-0.05mm.

[0009] The technical problems to be solved by the utility model further can be further realized through following technical schemes, for the carbon fiber composite material neutron chopper turntable boron carbide coating's pouring frock on above described, set up air hole on the upper panel at coating surface.

[0010] The technical problems to be solved by the utility model further can be further realized through following technical schemes, for the carbon fiber composite material neutron chopper turntable boron carbide coating's pouring frock on above described, still set up hoisting hole on upper panel.

[0011] The technical problems to be solved by the utility model further can be further realized through following technical schemes, for the carbon fiber composite material neutron chopper turntable boron carbide coating's pouring frock on above described, still set up pry mould groove on base, and the depth of pry mould groove is 6-10mm, and the width is 20-40mm.

[0012] The technical problems to be solved by the utility model further can be further realized through the following technical solutions, for the carbon fiber composite material neutron chopper turntable boron carbide coating's pouring frock of above described, the base whole is circular, the upper panel whole is discoid, still be provided with the lightening hole on the upper panel.

[0013] The technical problems to be solved by the utility model further can be further realized through the following technical solutions, for the carbon fiber composite material neutron chopper turntable boron carbide coating's pouring frock of above described, the base, upper panel, support block and recess movable block are all metal material, and are selected from carbon steel, stainless steel, copper, aluminum alloy, titanium alloy in any one.

[0014] Compared with the prior art, the utility model provides a kind of carbon fiber composite material neutron chopper turntable boron carbide coating's pouring frock, by optimizing frock structure, not only realize light in weight, easy to assemble, convenient operation, and the product size precision after plating is guaranteed, need not secondary machining, in addition, even in high-temperature baking process, the precision of product can be effectively kept unchanged. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a structural schematic diagram of the utility model;

[0016] Fig. 2 It is a structural explosion drawing of the utility model;

[0017] Fig. 3 It is a structural schematic diagram of the utility model's cooperation surface. DETAILED DESCRIPTION

[0018] To make the purpose, technical scheme and advantage of the utility model embodiment more clear, the technical scheme in the utility model embodiment will be clearly and completely described below in conjunction with the drawings of the utility model, obviously, the described embodiment is a part of the embodiment of the utility model, instead of all the embodiments. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the range of protection of the utility model.

[0019] REFERENCE Figs. 1-3The application discloses a pouring tool for a boron carbide coating of a carbon fiber composite material neutron chopper rotating disc, which comprises a base 1 and an upper panel 2 used for cooperating with each other to pour the boron carbide coating on the carbon fiber composite material neutron chopper rotating disc, the base 1 is used for sealing the carbon fiber composite material neutron chopper rotating disc on the side, and in order to better cooperate with the carbon fiber composite material neutron chopper rotating disc, recessed movable blocks 4 used for positioning and sealing the carbon fiber composite material neutron chopper rotating disc and a plurality of supporting blocks 3 used for supporting the carbon fiber composite material neutron chopper rotating disc are arranged on the circumferential side of the base 1, and the recessed movable blocks 4 and the supporting blocks 3 are tightly connected with the base 1 through screws; the upper panel 2 is used for forming the coating shape and thickness, and in order to guarantee the pouring quality, a coating surface 10 used for forming the required boron carbide shape on the carbon fiber composite material neutron chopper rotating disc in the later stage is arranged on the upper panel 2, and the shape of the upper panel 2 at the coating surface 10 is consistent with the shape of the carbon fiber composite material neutron chopper rotating disc on two sides.

[0020] In order to facilitate the installation of the recessed movable blocks 4 and the supporting blocks 3, movable block grooves 6 used for cooperating with the recessed movable blocks 4 and supporting block grooves 5 used for cooperating with the supporting blocks 3 are arranged on the base 1, screw holes 7 are arranged on the base 1 in the movable block grooves 6 and the supporting block grooves 5, the recessed movable blocks 4 are assembled on the base 1 at the movable block grooves 6 through cooperation of screws and the screw holes 7, the supporting blocks 3 are assembled on the base 1 at the supporting block grooves 5 through cooperation of screws and the screw holes 7, the installation and fixation of the supporting blocks 3 and the recessed movable blocks 4 are realized, the movement in the gluing process is prevented, the assembly size precision between the components can meet the requirements, the number of the supporting blocks 3 can be adjusted according to the size of the product, the adjustment range is 2-6, and the 2-6 supporting blocks 3 are evenly distributed along the circumferential side of the base 1.

[0021] The base 1 and the upper panel 2 are connected through screws, screw holes 11 used for controlling the gap between the base 1 and the upper panel 2 are arranged on the upper panel 2, the gap between the base 1 and the upper panel 2 can be controlled, and the coating thickness is guaranteed.

[0022] Cooperation surfaces 14 used for cooperating with each other are further arranged on the upper panel 2 and the base 1, the cooperation depth of the cooperation surfaces 14 of the upper panel 2 and the base 1 is 5-8 mm, and the cooperation gap is 0-0.05 mm, when the base 1 and the upper panel 2 are combined together, the reliable fixation of the neutron chopper rotating disc product can be guaranteed, and the position precision of the product is guaranteed.

[0023] In actual use, air holes 12 are arranged on the upper panel 2 at the coating surface 10, on the one hand, the air holes 12 can discharge the excess air in the cavity, and on the other hand, the air holes 12 can extrude the excess boron carbide from the tool, and the quantity of the boron carbide is guaranteed to be sufficient.

[0024] Hoisting holes 13 are further arranged on the upper panel 2, the hoisting holes 13 are convenient for installing lifting rings and facilitating the lifting and dismounting operation of the tool.

[0025] A pry mold groove 9 is further arranged on the base 1, the depth of the pry mold groove 9 is 6-10 mm, and the width is 20-40 mm, which facilitates the opening and closing operation of the tooling;

[0026] The base 1 is in a whole circular ring shape, and the upper panel 2 is in a whole disc shape, and a weight-reducing hole 8 is further arranged on the upper panel 2, which can reduce the weight as much as possible while ensuring the strength, and facilitates the later tooling assembly and transfer;

[0027] The base 1, the upper panel 2, the support block 3 and the groove movable block 4 are all metal materials, and are selected from any one of carbon steel, stainless steel, copper, aluminum alloy and titanium alloy, which are solid and reliable.

[0028] In use, first, the support block 3 is locked on the base 1, then the groove movable block 4 is assembled, then the base 1 is placed on the workbench, then the composite material neutron chopper turntable is placed on the base 1, and the boron carbide prepared in advance is poured on the composite material neutron chopper turntable, then the tool is used to evenly smear the boron carbide, finally the upper panel 2 is placed on the base 1, and the screws are locked to ensure that the base 1 and the upper panel 2 are seamless;

[0029] After curing, the upper panel 2 is removed first, then the groove movable block 4 is removed, the composite material neutron chopper turntable is taken out from the base 1, and the gluing of one side of the neutron chopper turntable is completed, and finally the other side is repeated with the above process, and the pouring of the boron carbide coating of the composite material neutron chopper turntable is completed.

Claims

1. A casting tool for a boron carbide coating of a carbon fiber composite moderator disk, characterized in that: The base and the upper plate for mutual coordination to pour boron carbide coating on the carbon fiber composite material neutron chopper turntable, the coating surface for forming the required boron carbide shape on the carbon fiber composite material neutron chopper turntable is arranged on the upper plate, the shape of the upper plate at the coating surface is consistent with the shape of the two sides of the carbon fiber composite material neutron chopper turntable, the recess movable block for positioning and sealing the composite material neutron chopper turntable and a plurality of support blocks for supporting the composite material neutron chopper turntable are installed on the periphery of the base, and the recess movable block and the support block are tightly connected with the base through screws.

2. The carbon fiber composite neutron chopper rotor boron carbide coating infusion tooling of claim 1, wherein: The movable block groove for cooperating with the recess movable block and the support block groove for cooperating with the support block are arranged on the base, screw holes are arranged on the base in the movable block groove and the support block groove, the recess movable block is assembled on the base at the movable block groove through the cooperation of the screw and the screw hole, and the support block is assembled on the base at the support block groove through the cooperation of the screw and the screw hole.

3. A carbon fibre composite moderator rotor boron carbide coating lay-up tooling according to claim 1 or 2 characterised in that: The support block is provided with 2-6 support blocks, and the 2-6 support blocks are uniformly distributed along the periphery of the base.

4. The carbon fiber composite neutron chopper rotor boron carbide coating infusion tooling of claim 1, wherein: The base and the upper plate are connected through screws, and screw holes are arranged on the upper plate for controlling the gap between the base and the upper plate.

5. The carbon fiber composite neutron chopper rotor boron carbide coating infusion tooling of claim 1, wherein: Cooperation surfaces for mutual cooperation between the upper plate and the base are further arranged on the upper plate and the base, the cooperation depth of the cooperation surfaces of the upper plate and the base is 5-8 mm, and the cooperation gap is 0-0.05 mm.

6. The carbon fiber composite neutron chopper rotor boron carbide coating infusion tooling of claim 1, wherein: Air holes are arranged on the upper plate at the coating surface.

7. The carbon fiber composite neutron chopper rotor boron carbide coating infusion tooling of claim 1 or 6, wherein: Hoisting holes are further arranged on the upper plate.

8. The carbon fiber composite neutron chopper rotor boron carbide coating infusion tooling of claim 1, wherein: A mold prying groove is further arranged on the base, the depth of the mold prying groove is 6-10 mm, and the width is 20-40 mm.

9. The carbon fiber composite neutron chopper rotor boron carbide coating infusion tooling of claim 1, wherein: The base is in the shape of a whole ring, and the upper plate is in the shape of a whole disc, and weight reduction holes are further arranged on the upper plate.

10. The carbon fiber composite moderator turntable boron carbide coating infusion tooling of claim 1 or 9, wherein: The base, the upper plate, the support block and the recess movable block are all metal materials, and are selected from any one of carbon steel, stainless steel, copper, aluminum alloy and titanium alloy.

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