CN101445657A - Supporting filling material for producing integral vane disk - Google Patents

Abstract

The invention relates to a supporting filling material for producing an integral vane disk, which belongs to the material technical field, and comprises the components by weight percentage as follows: 68 to 90 percent of crystal paraffin, 9 to 32 percent of rosin glycerin ester, and 0.1 to 0.8 percent of 2, 6-di-tert-butyl p-cresol. By adopting the supporting filling material for producing the integral vane disk, the situation that the machining cannot be carried out because of tremor does not occur during the machining process, the accuracy of the machined vane size meets the needs, titanium alloy material is not eroded, the rigidity and the viscosity satisfy the machining requirements, the filling material is easy to clear out after machining, the obtaining method of the supporting filling material is simple, the filling operation is simple, convenient and easy, and the good popularization prospect is achieved.

Description

A kind of supporting filling material for producing integral vane disk

Technical field

The invention belongs to the material technology field, particularly a kind of supporting filling material for producing integral vane disk.

Background technology

The blisk manufacturing technology is one of gordian technique of aircraft power plant thrust-weight ratio 10, and this The Application of Technology has alleviated the weight of engine primary structure.Can not reach through engineering approaches yet in this technology of China at present uses, China has carried out more research to this technology, one of them important techniques difficult problem is: in the blisk precision work process, trembling appears in blade position unsettled after the roughing, can't process qualified part, especially the big more part of size, difficult more to post-production, this becomes the difficult problem of blisk processing technology research.The blisk processing technology of present China, be badly in need of a kind of certain viscosity that has, moderate hardness, remove easily, and to the free from corrosion packing material of titanium alloy, after roughing,, rise and support and cushioning effect, reach the application of blisk processing technology on big specification part as the precision work weighting material.

Summary of the invention

At above technical problem, the invention provides a kind of supporting filling material for producing integral vane disk, purpose is to be filled between the blade when blisk precision work by organism is mixed, play damping and supporting role, guarantee to make the size and the precision of big specification blade.

The composition of supporting filling material for producing integral vane disk of the present invention is crystallization paraffin 68～90%, rosin glyceride 9～32%, 2,6 ditertiary butyl p cresol 0.1～0.8% by weight percentage.

The using method of supporting filling material for producing integral vane disk of the present invention is: with crystallization paraffin, rosin glyceride and 2, the 6-ditertbutylparacresol mixes post-heating according to the above ratio to liquid, stir, be cooled to 55～70 ℃ then, it is standby when solidifying object that liquid bottom begins to occur white; After blisk roughing finishes, solidify the supporting filling material of object and be poured into blade clearance and blisk up and down in the U groove of both sides beginning to occur white, treat that supporting filling material solidifies after, carry out the finishing operations of blisk; After blade processing is finished, the packing material around this blade is removed.

Crystallization paraffin is the mixture of SEMI-REFINED PARAFFIN WAX and whiteruss among the present invention, and wherein SEMI-REFINED PARAFFIN WAX accounts for 30～80% of crystallization paraffin.

Rosin glyceride is 138 rosin glycerides among the present invention, 138-A rosin glyceride, 138-AL rosin glyceride, 140 rosin glycerides, 140-A rosin glyceride, 140-AL rosin glyceride or 136 rosin glycerides.

Crystallization paraffin, rosin glyceride and 2 among the present invention, the blending means of 6-ditertbutylparacresol is: earlier that crystallization paraffin and rosin glyceride mixing post-heating is extremely liquid, adding 2,6 ditertiary butyl p cresol then, to be heated to whole materials be liquid, stirs.

Adopt supporting filling material for producing integral vane disk of the present invention, the situation because of trembling and can't processing does not appear in the blade of processing various size in the course of processing, and the blade dimensions precision of processing meets the requirements.

Supporting filling material for producing integral vane disk of the present invention does not have corrosion to titanium alloy material, and hardness and viscosity meet processing request, and processing back packing material is removed easily, is applicable to the finishing operations of the blisk of various size; This supporting filling material preparation method is simple, and stuffing operation is simple and easy to do, has good promotion prospect.

Embodiment

The hypocrystalline paraffin and the whiteruss that adopt in the embodiment of the invention are the general industry product.

The 2,6 ditertiary butyl p cresol that adopts in the embodiment of the invention is the general industry product.

It below is the preferred embodiment of the present invention.

Embodiment 1

To liquid, adding 2,6 ditertiary butyl p cresol then, to be heated to whole materials be liquid, stirs with crystallization paraffin and rosin glyceride mixing post-heating.The mixture composition is crystallization paraffin 68.5%, rosin glyceride 31.4%, 2,6 ditertiary butyl p cresol 0.1% by weight percentage.Mixture after the heating is cooled to 55～70 ℃, and liquid bottom begins to occur white and solidifies object.

Wherein crystallization paraffin is the mixture of SEMI-REFINED PARAFFIN WAX and whiteruss, and wherein SEMI-REFINED PARAFFIN WAX accounts for 30% of crystallization paraffin.

After blisk roughing finishes, solidify the mixture of object and be poured into blade clearance and blisk up and down in the U groove of both sides beginning to occur white, treat that supporting filling material solidifies after, carry out the finishing operations of blisk; After blade processing is finished, the packing material around this blade is removed.

Adopt this supporting filling material, the situation because of trembling and can't processing does not appear in the blade of processing various size in the course of processing, and the blade dimensions precision of processing meets the requirements.

Embodiment 2

To liquid, adding 2,6 ditertiary butyl p cresol then, to be heated to whole materials be liquid, stirs with crystallization paraffin and rosin glyceride mixing post-heating.The mixture composition is crystallization paraffin 90%, rosin glyceride 9.5%, 2,6 ditertiary butyl p cresol 0.5% by weight percentage.Mixture after the heating is cooled to 55～70 ℃, and liquid bottom begins to occur white and solidifies object.

Wherein crystallization paraffin is the mixture of SEMI-REFINED PARAFFIN WAX and whiteruss, and wherein SEMI-REFINED PARAFFIN WAX accounts for 40% of crystallization paraffin.

After blisk roughing finishes, solidify the mixture of object and be poured into blade clearance and blisk up and down in the U groove of both sides beginning to occur white, treat that supporting filling material solidifies after, carry out the finishing operations of blisk; After blade processing is finished, the packing material around this blade is removed.

Adopt this supporting filling material, the situation because of trembling and can't processing does not appear in the blade of processing various size in the course of processing, and the blade dimensions precision of processing meets the requirements.

Embodiment 3

To liquid, adding 2,6 ditertiary butyl p cresol then, to be heated to whole materials be liquid, stirs with crystallization paraffin and rosin glyceride mixing post-heating.The mixture composition is crystallization paraffin 73.2%, rosin glyceride 26%, 2,6 ditertiary butyl p cresol 0.8% by weight percentage.Mixture after the heating is cooled to 55～70 ℃, and liquid bottom begins to occur white and solidifies object.

Wherein crystallization paraffin is the mixture of SEMI-REFINED PARAFFIN WAX and whiteruss, and wherein SEMI-REFINED PARAFFIN WAX accounts for 50% of crystallization paraffin.

After blisk roughing finishes, solidify the mixture of object and be poured into blade clearance and blisk up and down in the U groove of both sides beginning to occur white, treat that supporting filling material solidifies after, carry out the finishing operations of blisk; After blade processing is finished, the packing material around this blade is removed.

Adopt this supporting filling material, the situation because of trembling and can't processing does not appear in the blade of processing various size in the course of processing, and the blade dimensions precision of processing meets the requirements.

Embodiment 4

To liquid, adding 2,6 ditertiary butyl p cresol then, to be heated to whole materials be liquid, stirs with crystallization paraffin and rosin glyceride mixing post-heating.The mixture composition is crystallization paraffin 80%, rosin glyceride 19.6%, 2,6 ditertiary butyl p cresol 0.4% by weight percentage.Mixture after the heating is cooled to 55～70 ℃, and liquid bottom begins to occur white and solidifies object.

Wherein crystallization paraffin is the mixture of SEMI-REFINED PARAFFIN WAX and whiteruss, and wherein SEMI-REFINED PARAFFIN WAX accounts for 70% of crystallization paraffin.

After blisk roughing finishes, solidify the mixture of object and be poured into blade clearance and blisk up and down in the U groove of both sides beginning to occur white, treat that supporting filling material solidifies after, carry out the finishing operations of blisk; After blade processing is finished, the packing material around this blade is removed.

Adopt this supporting filling material, the situation because of trembling and can't processing does not appear in the blade of processing various size in the course of processing, and the blade dimensions precision of processing meets the requirements.

Embodiment 5

To liquid, adding 2,6 ditertiary butyl p cresol then, to be heated to whole materials be liquid, stirs with crystallization paraffin and rosin glyceride mixing post-heating.The mixture composition is crystallization paraffin 86%, rosin glyceride 13.4%, 2,6 ditertiary butyl p cresol 0.6% by weight percentage.Mixture after the heating is cooled to 55～70 ℃, and liquid bottom begins to occur white and solidifies object.

Wherein crystallization paraffin is the mixture of SEMI-REFINED PARAFFIN WAX and whiteruss, and wherein SEMI-REFINED PARAFFIN WAX accounts for 80% of crystallization paraffin.

After blisk roughing finishes, solidify the mixture of object and be poured into blade clearance and blisk up and down in the U groove of both sides beginning to occur white, treat that supporting filling material solidifies after, carry out the finishing operations of blisk; After blade processing is finished, the packing material around this blade is removed.

Adopt this supporting filling material, the situation because of trembling and can't processing does not appear in the blade of processing various size in the course of processing, and the blade dimensions precision of processing meets the requirements.

Claims (3)

1, a kind of supporting filling material for producing integral vane disk is characterized in that: the composition of this supporting filling material is crystallization paraffin 68～90%, rosin glyceride 9～32%, 2,6 ditertiary butyl p cresol 0.1～0.8% by weight percentage.

2, a kind of supporting filling material for producing integral vane disk according to claim 1 is characterized in that described crystallization paraffin is the mixture of SEMI-REFINED PARAFFIN WAX and whiteruss, and wherein SEMI-REFINED PARAFFIN WAX accounts for 30～80% of crystallization paraffin.

3, a kind of supporting filling material for producing integral vane disk according to claim 1, it is characterized in that described rosin glyceride is 138 rosin glycerides, the 138-A rosin glyceride, the 138-AL rosin glyceride, 140 rosin glycerides, 140-A rosin glyceride, 140-AL rosin glyceride or 136 rosin glycerides.