CN109609807A - A kind of reducer gear case and preparation method thereof - Google Patents
A kind of reducer gear case and preparation method thereof Download PDFInfo
- Publication number
- CN109609807A CN109609807A CN201811602729.0A CN201811602729A CN109609807A CN 109609807 A CN109609807 A CN 109609807A CN 201811602729 A CN201811602729 A CN 201811602729A CN 109609807 A CN109609807 A CN 109609807A
- Authority
- CN
- China
- Prior art keywords
- parts
- gear case
- box
- gear
- reducer gear
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
- B22C9/24—Moulds for peculiarly-shaped castings for hollow articles
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/007—Alloys based on nickel or cobalt with a light metal (alkali metal Li, Na, K, Rb, Cs; earth alkali metal Be, Mg, Ca, Sr, Ba, Al Ga, Ge, Ti) or B, Si, Zr, Hf, Sc, Y, lanthanides, actinides, as the next major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
- C22C30/02—Alloys containing less than 50% by weight of each constituent containing copper
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
- C22C30/06—Alloys containing less than 50% by weight of each constituent containing zinc
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The present invention is a kind of reducer gear case and preparation method thereof, the concrete composition ingredient and its parts by weight of reducer gear case are as follows: 50-70 parts of nickel；3-5 parts of manganese；10-15 parts of titanium；20-25 parts of aluminium；1-3 parts of boron；4-5 parts of zinc；6-8 parts of magnesium；6-8 parts of copper；1-3 parts of calcium；3-5 parts of iron；3-5 parts of cadmium；3-5 parts of silicon；1-2 parts of scandium；1-2 parts of zirconium.The preparation method of above-mentioned reducer gear case, specific steps are as follows: (1) sand core makes；(2) smelting furnace is handled；(3) melt；(4) mould assembling pours；(5) it post-processes.The present invention is formed using the die casting of durinvar material, and durinvar is light-weight, easy processing forms, its compression strength is enabled to obviously to increase, additionally it is possible to and it is resistance to make it have mill, to effectively improve service life.
Description
Technical field
The present invention relates to reducer gear case processing and fabricating field more particularly to a kind of reducer gear case and its preparation sides
Method.
Background technique
Retarder plays the role of matching revolving speed between prime mover and working machine or executing agency and transmits torque, slows down
Device is a kind of relatively accurate machinery, and the purpose using it is to reduce revolving speed, increase torque.Gear-box in retarder bears to come
From the reaction force generated when active force and the gear drive of wind wheel, it is necessary to have enough rigidity remove the work of endurance and torque
With, prevent from deforming, guarantee transmission quality.
But present reduction case generallys use pig iron casting, and it is oxidizable to get rusty, it wears no resistance and easily bursts, use
Service life is short, not only at high cost, and post-production is difficult, and the compressive resistance of gear-box need to be improved.
Summary of the invention
Present invention seek to address that the deficiencies in the prior art, and a kind of reducer gear case is provided and preparation method thereof.
The present invention to achieve the above object, using following technical scheme:
A kind of reducer gear case, concrete composition ingredient and its parts by weight are as follows:
Particularly, above-mentioned reducer gear case, concrete composition ingredient and its parts by weight are as follows:
The preparation method of above-mentioned reducer gear case, specific steps are as follows:
(1) sand core makes:
Using the sand core of fire clay precoated sand combination core box Mold Making gear case body, baking, to the tree after moulding
Rouge sand mo(u)ld tool carries out repairing type, and in its surface swabbing；
(2) smelting furnace is handled:
First smelting furnace is cleaned multiple times, then natural air drying, internal impurity is removed, to smelting furnace at 200-300 DEG C
Lower preheating 10-30min；
(3) melt:
Each substance in gear-box ingredient is proportionally put into smelting furnace, under conditions of 1500-2000 DEG C into
Row fusing, after raw material is completely melt, is put into high temperature filtration device and is filtered, and then carries out essence to filtered melt
Refining, refining temperature are 850-950 DEG C, and refining time 5-10min is filtered again after the completion, form casting liquid；
(4) mould assembling is poured:
Resin sand mold carry out hanging box with mould, mould assembling, sprue cup is put on the cast gate of mold, on riser
It puts and emits cup, casting liquid is poured into type chamber with bull ladle and is poured；
(5) it post-processes:
Gear-box after pouring molding is polished, then sprayed coating is to get gear-box finished product.
Step (4) pour after the completion of gear-box molding after, after its recovery to after room temperature, place it in 400-600 again
It is heat-treated under conditions of DEG C, heat treatment time 10-15min.
Before the gear-box polishing treatment of step (5), first surface defect is observed, rejects substandard products.
The beneficial effects of the present invention are: the present invention is formed using the die casting of durinvar material, durinvar is light-weight,
Easy processing molding, enables to its compression strength obviously to increase, additionally it is possible to and it is resistance to make it have mill, to effectively improve use
Service life.
Specific embodiment
The present invention is further explained in the light of specific embodiments:
Specific embodiment 1:
A kind of reducer gear case, concrete composition ingredient and its parts by weight are as follows:
The preparation method of above-mentioned reducer gear case, specific steps are as follows:
(1) sand core makes:
Using the sand core of fire clay precoated sand combination core box Mold Making gear case body, baking, to the tree after moulding
Rouge sand mo(u)ld tool carries out repairing type, and in its surface swabbing；
(2) smelting furnace is handled:
First smelting furnace is cleaned multiple times, then natural air drying, removes internal impurity, it is pre- at 200 DEG C to smelting furnace
Hot 10min；
(3) melt:
Each substance in gear-box ingredient is proportionally put into smelting furnace, is melted under conditions of 1500 DEG C
Change, after raw material is completely melt, is put into high temperature filtration device and is filtered, then filtered melt is refined,
Refining temperature is 850 DEG C, and refining time 5min is filtered again after the completion, forms casting liquid；
(4) mould assembling is poured:
Resin sand mold carry out hanging box with mould, mould assembling, sprue cup is put on the cast gate of mold, on riser
It puts and emits cup, casting liquid is poured into type chamber with bull ladle and is poured；
(5) it post-processes:
Gear-box after pouring molding is polished, then sprayed coating is to get gear-box finished product.
Step (4) pour after the completion of gear-box molding after, after its recovery to after room temperature, place it in 400 DEG C again
Under the conditions of be heat-treated, heat treatment time 10min.
Before the gear-box polishing treatment of step (5), first surface defect is observed, rejects substandard products.
Specific embodiment 2:
A kind of reducer gear case, concrete composition ingredient and its parts by weight are as follows:
The preparation method of above-mentioned reducer gear case, specific steps are as follows:
(1) sand core makes:
Using the sand core of fire clay precoated sand combination core box Mold Making gear case body, baking, to the tree after moulding
Rouge sand mo(u)ld tool carries out repairing type, and in its surface swabbing；
(2) smelting furnace is handled:
First smelting furnace is cleaned multiple times, then natural air drying, removes internal impurity, it is pre- at 250 DEG C to smelting furnace
Hot 15min；
(3) melt:
Each substance in gear-box ingredient is proportionally put into smelting furnace, is melted under conditions of 1700 DEG C
Change, after raw material is completely melt, is put into high temperature filtration device and is filtered, then filtered melt is refined,
Refining temperature is 900 DEG C, and refining time 8min is filtered again after the completion, forms casting liquid；
(4) mould assembling is poured:
Resin sand mold carry out hanging box with mould, mould assembling, sprue cup is put on the cast gate of mold, on riser
It puts and emits cup, casting liquid is poured into type chamber with bull ladle and is poured；
(5) it post-processes:
Gear-box after pouring molding is polished, then sprayed coating is to get gear-box finished product.
Step (4) pour after the completion of gear-box molding after, after its recovery to after room temperature, place it in 400-600 again
It is heat-treated under conditions of DEG C, heat treatment time 13min.
Before the gear-box polishing treatment of step (5), first surface defect is observed, rejects substandard products.
Specific embodiment 3:
A kind of reducer gear case, concrete composition ingredient and its parts by weight are as follows:
The preparation method of above-mentioned reducer gear case, specific steps are as follows:
(1) sand core makes:
Using the sand core of fire clay precoated sand combination core box Mold Making gear case body, baking, to the tree after moulding
Rouge sand mo(u)ld tool carries out repairing type, and in its surface swabbing；
(2) smelting furnace is handled:
First smelting furnace is cleaned multiple times, then natural air drying, removes internal impurity, it is pre- at 300 DEG C to smelting furnace
Hot 30min；
(3) melt:
Each substance in gear-box ingredient is proportionally put into smelting furnace, is melted under conditions of 2000 DEG C
Change, after raw material is completely melt, is put into high temperature filtration device and is filtered, then filtered melt is refined,
Refining temperature is 950 DEG C, and refining time 10min is filtered again after the completion, forms casting liquid；
(4) mould assembling is poured:
Resin sand mold carry out hanging box with mould, mould assembling, sprue cup is put on the cast gate of mold, on riser
It puts and emits cup, casting liquid is poured into type chamber with bull ladle and is poured；
(5) it post-processes:
Gear-box after pouring molding is polished, then sprayed coating is to get gear-box finished product.
Step (4) pour after the completion of gear-box molding after, after its recovery to after room temperature, place it in 600 DEG C again
Under the conditions of be heat-treated, heat treatment time 15min.
Before the gear-box polishing treatment of step (5), first surface defect is observed, rejects substandard products.
The present invention is formed using the die casting of durinvar material, and durinvar is light-weight, easy processing forms, and is enabled to
Its compression strength obviously increases, additionally it is possible to and it is resistance to make it have mill, to effectively improve service life.
The present invention is exemplarily described above in conjunction with specific embodiment, it is clear that the present invention implements not by upper
The limitation of mode is stated, as long as using the various improvement that the inventive concept and technical scheme of the present invention carry out, or not improved straight
It scoops out for other occasions, it is within the scope of the present invention.
Claims (5)
1. a kind of reducer gear case, which is characterized in that concrete composition ingredient and its parts by weight are as follows:
2. a kind of reducer gear case according to claim 1, which is characterized in that concrete composition ingredient and its parts by weight
Are as follows:
60 parts of nickel；
4 parts of manganese；
12 parts of titanium；
22 parts of aluminium；
2 parts of boron；
4 parts of zinc；
7 parts of magnesium；
7 parts of copper；
2 parts of calcium；
4 parts of iron；
4 parts of cadmium；
4 parts of silicon；
2 parts of scandium；
2 parts of zirconium.
3. a kind of preparation method of reducer gear case as claimed in claim 1 or 2, which is characterized in that specific steps are as follows:
(1) sand core makes:
Using the sand core of fire clay precoated sand combination core box Mold Making gear case body, baking, to the resin sand after moulding
Mold carries out repairing type, and in its surface swabbing；
(2) smelting furnace is handled:
First smelting furnace is cleaned multiple times, then natural air drying, removes internal impurity, it is pre- at 200-300 DEG C to smelting furnace
Hot 10-30min；
(3) melt:
Each substance in gear-box ingredient is proportionally put into smelting furnace, is melted under conditions of 1500-2000 DEG C
Change, after raw material is completely melt, is put into high temperature filtration device and is filtered, then filtered melt is refined,
Refining temperature is 850-950 DEG C, and refining time 5-10min is filtered again after the completion, forms casting liquid；
(4) mould assembling is poured:
Resin sand mold carry out hanging box with mould, mould assembling, put sprue cup on the cast gate of mold, put on riser
Cup is emitted, casting liquid is poured into type chamber with bull ladle and is poured；
(5) it post-processes:
Gear-box after pouring molding is polished, then sprayed coating is to get gear-box finished product.
4. a kind of preparation method of reducer gear case according to claim 3, which is characterized in that step (4) has poured
After gear-box molding after, after its recovery to room temperature, it is heat-treated under conditions of placing it in 400-600 DEG C again,
Heat treatment time is 10-15min.
5. a kind of preparation method of reducer gear case according to claim 4, which is characterized in that the gear of step (5)
Before case polishing treatment, first surface defect is observed, rejects substandard products.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811602729.0A CN109609807A (en) | 2018-12-26 | 2018-12-26 | A kind of reducer gear case and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811602729.0A CN109609807A (en) | 2018-12-26 | 2018-12-26 | A kind of reducer gear case and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109609807A true CN109609807A (en) | 2019-04-12 |
Family
ID=66012605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811602729.0A Pending CN109609807A (en) | 2018-12-26 | 2018-12-26 | A kind of reducer gear case and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109609807A (en) |
-
2018
- 2018-12-26 CN CN201811602729.0A patent/CN109609807A/en active Pending
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190412 |
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| WD01 | Invention patent application deemed withdrawn after publication |