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CN107955503A - A kind of metal stamping die protective coating - Google Patents

A kind of metal stamping die protective coating Download PDF

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Publication number
CN107955503A
CN107955503A CN201711150687.7A CN201711150687A CN107955503A CN 107955503 A CN107955503 A CN 107955503A CN 201711150687 A CN201711150687 A CN 201711150687A CN 107955503 A CN107955503 A CN 107955503A
Authority
CN
China
Prior art keywords
accounts
stamping die
protective coating
metal stamping
die protective
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201711150687.7A
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Chinese (zh)
Inventor
张莉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bengbu Hongda Pharmaceutical Machinery Co Ltd
Original Assignee
Bengbu Hongda Pharmaceutical Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bengbu Hongda Pharmaceutical Machinery Co Ltd filed Critical Bengbu Hongda Pharmaceutical Machinery Co Ltd
Priority to CN201711150687.7A priority Critical patent/CN107955503A/en
Publication of CN107955503A publication Critical patent/CN107955503A/en
Pending legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/01—Selection of materials
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08—Anti-corrosive paints
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/18—Fireproof paints including high temperature resistant paints
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2237—Oxides; Hydroxides of metals of titanium
    • C08K2003/2241—Titanium dioxide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/011—Nanostructured additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Paints Or Removers (AREA)

Abstract

The present invention relates to the conservation technology field of stamping die, disclose a kind of metal stamping die protective coating, melmac is modified, the modified cyanurotriamide resin comprehensive performance being prepared significantly improves, with very strong heat resistance, can ensure not to be influenced by temperature in use, also with antirust, corrosion resistant effect, prevent mould by oxidation corrosion, raising usability and service life.

Description

A kind of metal stamping die protective coating
Technical field
The invention belongs to the conservation technology field of stamping die, and in particular to a kind of metal stamping die protective coating.
Background technology
Stamping die, is in Cold Press Working, material (metal is nonmetallic) is processed into part (or semi-finished product) A kind of special process equipment, is known as cold punching die (being commonly called as cold-punching mould).Punching press, is at room temperature, using installed in forcing press On mould pressure is applied to material, it is produced separation or plastic deformation, so that a kind of pressure processing of part needed for obtaining Method.In stamping die, various metal materials and nonmetallic materials have been used, have mainly had carbon steel, steel alloy, cast iron to account for, cast Steel, hard alloy, low-melting alloy, zinc-containing alloy, aluminium bronze, synthetic resin, polyurethane rubber, plastics, lamination birch wood etc.. Manufacture the material of mould, it is desirable to there is high rigidity, high intensity, high-wearing feature, appropriate toughness, high-hardenability and be heat-treated constant The performance such as not easy to crack when shape (or few deformation) and quenching.
In modern industry, metal stamping die is the essential condition of industrial development, and the production of product is many times Mould processing is had relied on, maintenance methods have extremely important influence for mould quality, and the structure of mould is more multiple Miscellaneous, precision is higher, maintenance get up it is more difficult, in order to ensure the quality of compacted products, maintenance work have to it is fine effectively.
The content of the invention
The purpose of the present invention is for it is existing the problem of, there is provided a kind of metal stamping die protective coating, have very Strong heat resistance, can ensure not to be influenced by temperature in use, also with antirust, corrosion resistant effect, prevent mould quilt Oxidation corrosion, improves usability and service life.
The present invention is achieved by the following technical solutions：
A kind of metal stamping die protective coating, is made according to mass percent meter of following component：Polyester resin accounts for 40- 45%th, modified cyanurotriamide resin accounts for 10-15%, nano-titanium dioxide accounts for 0.3-0.5%, zinc chromate accounts for 1.1-1.3%, zinc oxide accounts for 1.3-1.5%, antimony oxide account for 0.4-0.6%, kaolin accounts for 1.5-2.0%, mica powder accounts for 0.7-1.0%, inorganic filler accounts for 1-2%, stream Flat agent accounts for 0.8-1.0%, curing accelerator accounts for 0.1-0.3%, remaining as ethylene glycol；
The preparation method of the modified cyanurotriamide resin is：Melamine polymers, carbonization asbestos fibre and organosilicon are mixed Close uniformly, be added in the there-necked flask equipped with blender, thermometer and condenser, it is 10-15%'s to add and account for flask volume fraction Acetone soln, starts blender, and mixing speed is 280-300 revs/min, after stirring 50-60 minutes, reduces mixing speed extremely 220-250 revs/min, the aqueous solution for the sodium hydroxide that mass concentration is 2-3% is added dropwise, regulation system pH value is in 8.2-8.4 scopes It is interior, heated under agitation using water-bath, when reaction 1.0-1.5 is small after, add the polyvinyl alcohol water solution that has dissolved after When continuous reaction 1-2 is small, is cured with hydrochloric acid, note film.
As further improvement of these options, the inorganic filler is antimony oxide, aluminium hydroxide, asbestos One or more in powder, trbasic zinc phosphate.
As further improvement of these options, the melamine polymers, carbonization asbestos fibre and organosilicon mix Conjunction mass ratio is 18-20:2-3:5-6.
As further improvement of these options, the water bath heating temperature is 80-90 DEG C.
As further improvement of these options, mass percent shared by water is 60- in the polyvinyl alcohol water solution 70%, the hydrochloric acid mass concentration that hydrochloric acid uses in curing is 20-25%.
The present invention has the following advantages compared with prior art：In order to improve the maintenance effect of metallic stamping pieces, the present invention carries For a kind of metal stamping die protective coating, melmac is modified, the modified cyanurotriamide being prepared Resin comprehensive performance significantly improves, and has very strong heat resistance, can ensure not to be influenced by temperature in use, also has anti- Rust, corrosion resistant effect, prevent mould by oxidation corrosion, raising usability and service life.
Embodiment
With reference to specific embodiment, the invention will be further described.
Embodiment 1
A kind of metal stamping die protective coating, is made according to mass percent meter of following component：Polyester resin accounts for 40%, Modified cyanurotriamide resin, which accounts for 10%, nano-titanium dioxide and accounts for 0.3%, zinc chromate and account for 1.1%, zinc oxide and account for 1.3%, antimony oxide, to be accounted for 0.4%th, kaolin, which accounts for 1.5%, mica powder and accounts for 0.7%, inorganic filler and account for 1%, levelling agent and account for 0.8%, curing accelerator, accounts for 0.1%, is surplus Remaining is ethylene glycol；
The preparation method of the modified cyanurotriamide resin is：Melamine polymers, carbonization asbestos fibre and organosilicon are mixed Close uniformly, be added in the there-necked flask equipped with blender, thermometer and condenser, addition accounts for third that flask volume fraction is 10% Ketone solution, starts blender, and mixing speed is 280 revs/min, after stirring 50 minutes, reduces mixing speed to 220 revs/min, The aqueous solution for the sodium hydroxide that mass concentration is 2% is added dropwise, regulation system pH value is in the range of 8.2-8.4, under agitation using water Bath heats, when reaction 1.0 is small after, add the polyvinyl alcohol water solution that has dissolved the reaction was continued 1 it is small when, consolidated with hydrochloric acid Change, note film.
As further improvement of these options, the inorganic filler is antimony oxide, aluminium hydroxide, asbestos One or more in powder, trbasic zinc phosphate.
As further improvement of these options, the melamine polymers, carbonization asbestos fibre and organosilicon mix It is 18 to close mass ratio:2:5.
As further improvement of these options, the water bath heating temperature is 80 DEG C.
As further improvement of these options, mass percent shared by water is 60% in the polyvinyl alcohol water solution, The hydrochloric acid mass concentration that hydrochloric acid uses in curing is 20%.
Embodiment 2
A kind of metal stamping die protective coating, is made according to mass percent meter of following component：Polyester resin accounts for 43%, Modified cyanurotriamide resin, which accounts for 13%, nano-titanium dioxide and accounts for 0.4%, zinc chromate and account for 1.2%, zinc oxide and account for 1.4%, antimony oxide, to be accounted for 0.5%th, kaolin account for 1.8%, mica powder account for 0.8%, inorganic filler account for 1.5%, levelling agent account for 0.9%, curing accelerator account for 0.2%, Remaining as ethylene glycol；
The preparation method of the modified cyanurotriamide resin is：Melamine polymers, carbonization asbestos fibre and organosilicon are mixed Close uniformly, be added in the there-necked flask equipped with blender, thermometer and condenser, addition accounts for third that flask volume fraction is 13% Ketone solution, starts blender, and mixing speed is 290 revs/min, after stirring 55 minutes, reduces mixing speed to 230 revs/min, The aqueous solution for the sodium hydroxide that mass concentration is 2.5% is added dropwise, regulation system pH value uses under agitation in the range of 8.2-8.4 Water-bath heats, when reaction 1.2 is small after, add the polyvinyl alcohol water solution that has dissolved the reaction was continued 1.5 it is small when, use hydrochloric acid Cure, note film.
As further improvement of these options, the inorganic filler is antimony oxide, aluminium hydroxide, asbestos One or more in powder, trbasic zinc phosphate.
As further improvement of these options, the melamine polymers, carbonization asbestos fibre and organosilicon mix It is 19 to close mass ratio:2.5:5.5.
As further improvement of these options, the water bath heating temperature is 85 DEG C.
As further improvement of these options, mass percent shared by water is 65% in the polyvinyl alcohol water solution, The hydrochloric acid mass concentration that hydrochloric acid uses in curing is 23%.
Embodiment 3
A kind of metal stamping die protective coating, is made according to mass percent meter of following component：Polyester resin accounts for 45%, Modified cyanurotriamide resin, which accounts for 15%, nano-titanium dioxide and accounts for 0.5%, zinc chromate and account for 1.3%, zinc oxide and account for 1.5%, antimony oxide, to be accounted for 0.6%th, kaolin, which accounts for 2.0%, mica powder and accounts for 1.0%, inorganic filler and account for 2%, levelling agent and account for 1.0%, curing accelerator, accounts for 0.3%, is surplus Remaining is ethylene glycol；
The preparation method of the modified cyanurotriamide resin is：Melamine polymers, carbonization asbestos fibre and organosilicon are mixed Close uniformly, be added in the there-necked flask equipped with blender, thermometer and condenser, addition accounts for third that flask volume fraction is 15% Ketone solution, starts blender, and mixing speed is 300 revs/min, and stirring after sixty minutes, reduces mixing speed to 250 revs/min, The aqueous solution for the sodium hydroxide that mass concentration is 3% is added dropwise, regulation system pH value is in the range of 8.2-8.4, under agitation using water Bath heats, when reaction 1.5 is small after, add the polyvinyl alcohol water solution that has dissolved the reaction was continued 2 it is small when, consolidated with hydrochloric acid Change, note film.
As further improvement of these options, the inorganic filler is antimony oxide, aluminium hydroxide, asbestos One or more in powder, trbasic zinc phosphate.
As further improvement of these options, the melamine polymers, carbonization asbestos fibre and organosilicon mix It is 20 to close mass ratio:3:6.
As further improvement of these options, the water bath heating temperature is 80-90 DEG C.
As further improvement of these options, mass percent shared by water is 60- in the polyvinyl alcohol water solution 70%, the hydrochloric acid mass concentration that hydrochloric acid uses in curing is 25%.
Comparative example 1
With differing only in for embodiment 1, modified melmac is replaced in raw material using melmac, remaining guarantor Hold consistent.
Comparative example 2
With differing only in for embodiment 2, nano-titanium dioxide, zinc chromate are not added in raw material, remaining is consistent.
Comparative example 3
With differing only in for embodiment 3, zinc oxide, antimony oxide are not added in raw material, remaining is consistent.
Contrast experiment
Same metal stamping die is handled using the method for embodiment 1-3 and comparative example 1-3 respectively, each group handling result is carried out Compare, show that the coating protection effect that the present invention uses is best, improve the surface quality of metal product, and mould can be extended Service life.
As can be seen here：The present invention uses refractory coating on metal stamping die, has very strong heat resistance, in use It can ensure not to be influenced by temperature, also with antirust, corrosion resistant effect, prevent mould by oxidation corrosion, raising usability And the service life.

Claims (5)

1. a kind of metal stamping die protective coating, it is characterised in that be made according to mass percent meter of following component：It is poly- Ester resin accounts for 40-45%, modified cyanurotriamide resin accounts for 10-15%, nano-titanium dioxide accounts for 0.3-0.5%, zinc chromate accounts for 1.1- 1.3%th, zinc oxide accounts for 1.3-1.5%, antimony oxide accounts for 0.4-0.6%, kaolin accounts for 1.5-2.0%, mica powder accounts for 0.7-1.0%, inorganic Filler accounts for 1-2%, levelling agent accounts for 0.8-1.0%, curing accelerator accounts for 0.1-0.3%, remaining as ethylene glycol；
The preparation method of the modified cyanurotriamide resin is：Melamine polymers, carbonization asbestos fibre and organosilicon are mixed Close uniformly, be added in the there-necked flask equipped with blender, thermometer and condenser, it is 10-15%'s to add and account for flask volume fraction Acetone soln, starts blender, and mixing speed is 280-300 revs/min, after stirring 50-60 minutes, reduces mixing speed extremely 220-250 revs/min, the aqueous solution for the sodium hydroxide that mass concentration is 2-3% is added dropwise, regulation system pH value is in 8.2-8.4 scopes It is interior, heated under agitation using water-bath, when reaction 1.0-1.5 is small after, add the polyvinyl alcohol water solution that has dissolved after When continuous reaction 1-2 is small, is cured with hydrochloric acid, note film.
2. a kind of metal stamping die protective coating as claimed in claim 1, it is characterised in that the inorganic filler is three Aoxidize the one or more in two antimony, aluminium hydroxide, flake asbestos, trbasic zinc phosphate.
A kind of 3. metal stamping die protective coating as claimed in claim 1, it is characterised in that the melamine polymerization Thing, carbonization asbestos fibre and organosilicon mixing quality ratio are 18-20:2-3:5-6.
4. a kind of metal stamping die protective coating as claimed in claim 1, it is characterised in that the water bath heating temperature is 80-90℃。
A kind of 5. metal stamping die protective coating as claimed in claim 1, it is characterised in that the polyvinyl alcohol water solution Mass percent shared by middle water is 60-70%, and the hydrochloric acid mass concentration that hydrochloric acid uses in curing is 20-25%.
CN201711150687.7A 2017-11-18 2017-11-18 A kind of metal stamping die protective coating Pending CN107955503A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711150687.7A CN107955503A (en) 2017-11-18 2017-11-18 A kind of metal stamping die protective coating

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711150687.7A CN107955503A (en) 2017-11-18 2017-11-18 A kind of metal stamping die protective coating

Publications (1)

Publication Number Publication Date
CN107955503A true CN107955503A (en) 2018-04-24

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Family Applications (1)

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Country Status (1)

Country Link
CN (1) CN107955503A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1221619C (en) * 2001-04-25 2005-10-05 金刚高丽化学 Bottom coated polyester for anti-rust precoating outdoor metal safety guard

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1221619C (en) * 2001-04-25 2005-10-05 金刚高丽化学 Bottom coated polyester for anti-rust precoating outdoor metal safety guard

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Application publication date: 20180424

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