CN100455849C - Combined worm gear and producing method - Google Patents
Combined worm gear and producing method Download PDFInfo
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- CN100455849C CN100455849C CNB2007100692799A CN200710069279A CN100455849C CN 100455849 C CN100455849 C CN 100455849C CN B2007100692799 A CNB2007100692799 A CN B2007100692799A CN 200710069279 A CN200710069279 A CN 200710069279A CN 100455849 C CN100455849 C CN 100455849C
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- nylon material
- coupling agent
- nylon
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- Expired - Fee Related
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000004677 Nylon Substances 0.000 claims abstract description 47
- 229920001778 nylon Polymers 0.000 claims abstract description 47
- 239000000463 material Substances 0.000 claims abstract description 36
- 239000007769 metal material Substances 0.000 claims abstract description 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 33
- 239000007822 coupling agent Substances 0.000 claims description 22
- 238000010791 quenching Methods 0.000 claims description 17
- 230000000171 quenching effect Effects 0.000 claims description 17
- 238000005496 tempering Methods 0.000 claims description 17
- 238000002360 preparation method Methods 0.000 claims description 16
- 239000010736 steam turbine oil Substances 0.000 claims description 16
- 208000035220 Dyserythropoietic Congenital Anemia Diseases 0.000 claims description 11
- 239000003054 catalyst Substances 0.000 claims description 11
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 239000013530 defoamer Substances 0.000 claims description 11
- GNOIPBMMFNIUFM-UHFFFAOYSA-N hexamethylphosphoric triamide Chemical compound CN(C)P(=O)(N(C)C)N(C)C GNOIPBMMFNIUFM-UHFFFAOYSA-N 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 10
- 239000004615 ingredient Substances 0.000 claims description 10
- 238000000465 moulding Methods 0.000 claims description 9
- 239000012467 final product Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 6
- 230000004927 fusion Effects 0.000 claims description 5
- 239000000314 lubricant Substances 0.000 abstract 2
- 230000005540 biological transmission Effects 0.000 description 7
- DOSMHBDKKKMIEF-UHFFFAOYSA-N 2-[3-(diethylamino)-6-diethylazaniumylidenexanthen-9-yl]-5-[3-[3-[4-(1-methylindol-3-yl)-2,5-dioxopyrrol-3-yl]indol-1-yl]propylsulfamoyl]benzenesulfonate Chemical compound C1=CC(=[N+](CC)CC)C=C2OC3=CC(N(CC)CC)=CC=C3C(C=3C(=CC(=CC=3)S(=O)(=O)NCCCN3C4=CC=CC=C4C(C=4C(NC(=O)C=4C=4C5=CC=CC=C5N(C)C=4)=O)=C3)S([O-])(=O)=O)=C21 DOSMHBDKKKMIEF-UHFFFAOYSA-N 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- BSPSZRDIBCCYNN-UHFFFAOYSA-N phosphanylidynetin Chemical compound [Sn]#P BSPSZRDIBCCYNN-UHFFFAOYSA-N 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- Gears, Cams (AREA)
Abstract
A combinative worm wheel and the preparing method are provided in the invention. The worm wheel is made up of the out wheel edge and the inner wheel core which is made of the metal material. The center is opened with the axis hole with the button slot. The inner wheel core round is embedded in the out edge of the wheel tooth meshed with the worm made from the MC nylon material by three convex reinforced rib mass. The preparing method is: preparing the inner wheel core and put it into the special mould; confecting the MC nylon material and pouring the adjusted MC nylon material into the special mould with 160-200deg.C and solidify to keep for 3-8min to remove the mould; Processing the formed out wheel edge; the processed worm wheel was dipped into the steam lubricant of 160-220deg.C for 8-15h; then dip it into steam lubricant of 150-200deg.C for 4-8h and take out to wash; The worm wheel has the simple structure, reliable using character, low cost; it can also save the metal material and decrease the using cost.
Description
Technical field
What the present invention relates to is a kind of combined worm gear and making method that is combined by metal and nylon material, belongs to a kind of driving component and preparation thereof.
Background technique
In traditional turbine and worm decelerator, the worm gear of use selects for use metallic material to make basically, and it takes turns the outer rim machining the gear teeth that are meshed with worm screw; And be provided with the axis hole of being with keyway at the wheel center, so that can be connected by keyway and transmission shaft.Because in turbine and worm decelerator, between worm gear and the worm screw engagement driving takes place, the surface of engagement will be subjected to serious wearing and tearing, thereby can reduce the precision of engagement driving and the efficient of transmission, even can increase the noise of transmission, reduces its working life.Be to increase the intensity of worm gear and worm meshing transmission, common way is: use some precious metal materials, as the material as worm gear such as tin-phosphor bronze alloy, or participate in some wear-resisting yttriums on the contact pattern of worm wheel body.But these not only make its difficulty that increases fabrication and processing, and the also corresponding increase of the technology of its processing, have increased user cost.
Summary of the invention
The objective of the invention is to overcome the deficiency of above-mentioned existence, and provide a kind of simple in structure, easy to use, usability is reliable, and user cost is low, and quality is good and can be mass-produced simple combined worm gear of preparation process and making method.
The objective of the invention is to finish by following technical solution, why interior core wheel combines described worm gear by foreign steamer, core wheel is made by metallic material in described, its center offers the axis hole of band keyway, the periphery of interior core wheel at least the stiffening rib piece by three evaginations be embedded form by the moulding of MC nylon material, outer periphery are provided with and the outer rim of the gear teeth of worm meshing.
The stiffening rib piece dimpling ear shape or the fan shape or irregularly shaped that are provided with on the core wheel periphery in described, its center offer at least one and strengthen through hole.
Protrude from the outer rim both sides outside the two ends of core wheel in described, be overhanging tubulose.
A kind of method of making aforesaid combined worm gear, its production process comprises: core wheel in (1), the making, and put it in the specialized mould; (2), preparation MC nylon material, fusion and the MC nylon material that modulates poured in the specialized mould that is preheated to 160-200 ℃ solidify, and the insulation demoulding in 3-8 minute; (3), mechanical preliminary working, the outer rim to moulding behind natural cooling carries out mechanical preliminary working; (4), quenching with Subsequent tempering, the worm wheel body after the preliminary working immersed soak after 8-15 hour in 160-220 ℃ the steam turbine oil and takes out, immerse again in 90-100 ℃ the water and soaked 40-50 hour; (5), machine flinishing, behind the natural cooling worm wheel body is carried out machine flinishing; (6), quenching with Subsequent tempering again, promptly immerse once more in 150-200 ℃ the steam turbine oil and soaked 4-8 hour, take out afterwash and get final product.
Described preparation MC nylon material, wherein the MC nylon material is equipped with the auxiliary coupling agent of sodium hydroxide catalyst, KH560 coupling agent, dedicated defoamer, KU-2-8107 cocatalyst, hempa by MC nylon major ingredient and the TDI curing agent is formed, and adds and be mixed with the sodium hydroxide catalyst of 3-6 part weight, the KH560 coupling agent of 3-6 part weight, the dedicated defoamer of 3-6 part weight, the KU-2-8107 cocatalyst of 3-6 part weight, the hempa of 3-6 part weight respectively assist the TDI curing agent of coupling agent and 3-6 part weight in the MC of 1000 parts of weight nylon major ingredient.
Described preparation MC nylon material, earlier with the MC nylon major ingredient of 1000 parts of weight 110-150 ℃ of fusing, the auxiliary coupling agent of hempa that adds the KU-2-8107 cocatalyst of the dedicated defoamer of the KH560 coupling agent of the sodium hydroxide catalyst of 5 parts of weight, 5 parts of weight, 5 parts of weight, 4 parts of weight, 4 parts of weight then, after mixing, vacuumized under 0.01 MPa degree of vacuum withdrawing moisture 3-7 minute, add the TDI curing agent of 5 parts of weight again, and pour solidifying in the specialized mould immediately into.
Described specialized mould preheats to 180 ℃, and the insulation demoulding again in 5 minutes in baking oven after pouring the MC nylon material into.
In the described quenching with Subsequent tempering process,, the worm wheel body after the preliminary working immersed soak after 12 hours in 180 ℃ the steam turbine oil and take out, immerse again in 98 ℃ the water and soaked 48 hours; And in quenching with Subsequent tempering process again, promptly immerse once more and soaked 5 hours in 180 ℃ the steam turbine oil, take out afterwash and get final product.
The present invention selects for use MC nylon as outer rim, casting of interior core wheel that itself and metallic material are made, be solidified togather each other, and, make it have the simple in structure, easy to use of worm gear by machining and quenching with Subsequent tempering, usability is reliable, user cost is low, and quality is good and can be mass-produced, and preparation process is simple, save raw material metal, reduce characteristics such as user cost.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is an interior core wheel structural representation of the present invention.
Embodiment
Below will be by following examples and the present invention will be described in detail in conjunction with the accompanying drawings: shown in the accompanying drawing 1, the present invention be combined by outer rim 1 and interior core wheel 2, and this combination is to form with the moulding in shaping die of MC nylon injection-molding.Described MC nylon can be selected conventional nylon material for use, promptly can buy and obtain by market, concrete purchase information can obtain by search website on the internet, also can make by adding some batchings that oneself dispose, described in following embodiment.Core wheel 2 is made as metallic material such as alloyed steel or carbon steels by metallic material in of the present invention, and its center offers the axis hole 4 of band keyway 3, so that fixedly connected with transmission shaft with keyway by described link-key.For strengthening the combination fastness between outer rim 1 and the interior core wheel 2, the periphery of the interior core wheel 2 of the utility model at least the stiffening rib piece 5 by three evaginations be embedded form by the moulding of MC nylon material, outer periphery are provided with and the outer rim of the gear teeth of worm meshing 61, see shown in the accompanying drawing 2.
The two ends evagination of core wheel 2 is overhanging tubulose 8 in the outer rim two side ends in described in the utility model, this structure help and transmission shaft between be fastenedly connected, increase the intensity of transmission.
The method of making combined worm gear of the present invention, its production process comprises: core wheel in (1), the making, and put it in the specialized mould; (2), preparation MC nylon material, fusion and the MC nylon material that modulates poured in the specialized mould that is preheated to 160-200 ℃ solidify, and the insulation demoulding in 3-8 minute; (3), mechanical preliminary working, the outer rim to moulding behind natural cooling carries out mechanical preliminary working; (4), quenching with Subsequent tempering, the worm wheel body after the preliminary working immersed soak after 8-15 hour in 160-220 ℃ the steam turbine oil and takes out, immerse again in 90-100 ℃ the water and soaked 40-50 hour; (5), machine flinishing, behind the natural cooling worm wheel body is carried out machine flinishing; (6), quenching with Subsequent tempering again, promptly immerse once more in 150-200 ℃ the steam turbine oil and soaked 4-8 hour, take out afterwash and get final product.
Described preparation MC nylon material, wherein the MC nylon material is equipped with the auxiliary coupling agent of sodium hydroxide catalyst, KH560 coupling agent, dedicated defoamer, KU-2-8107 cocatalyst, hempa by MC nylon major ingredient and the TDI curing agent is formed, and adds and be mixed with the sodium hydroxide catalyst of 3-6 part weight, the KH560 coupling agent of 3-6 part weight, the dedicated defoamer of 3-6 part weight, the KU-2-8107 cocatalyst of 3-6 part weight, the hempa of 3-6 part weight respectively assist the TDI curing agent of coupling agent and 3-6 part weight in the MC of 1000 parts of weight nylon major ingredient.Above-described batching can be commercially available conventional raw material, or special batching, and its information can obtain by the professional search website of internet.
Described preparation MC nylon material, earlier with the MC nylon major ingredient of 1000 parts of weight 110-150 ℃ of fusing, the auxiliary coupling agent of hempa that adds the KU-2-8107 cocatalyst of the dedicated defoamer of the KH560 coupling agent of the sodium hydroxide catalyst of 5 parts of weight, 5 parts of weight, 5 parts of weight, 4 parts of weight, 4 parts of weight then, after mixing, vacuumized under 0.01 MPa degree of vacuum withdrawing moisture 3-7 minute, add the TDI curing agent of 5 parts of weight again, and pour solidifying in the specialized mould immediately into.
Described specialized mould preheats to 180 ℃, and the insulation demoulding again in 5 minutes in baking oven after pouring the MC nylon material into.
In the described quenching with Subsequent tempering process,, the worm wheel body after the preliminary working immersed soak after 12 hours in 180 ℃ the steam turbine oil and take out, immerse again in 98 ℃ the water and soaked 48 hours; And in quenching with Subsequent tempering process again, promptly immerse once more and soaked 5 hours in 180 ℃ the steam turbine oil, take out afterwash and get final product.
Another embodiment of the present invention is: core wheel in (1), the making, and put it in the specialized mould; (2), preparation MC nylon material, fusion and the MC nylon material that modulates poured in the specialized mould that is preheated to 160 ℃ solidify, and be incubated the demoulding in 3 minutes; (3), mechanical preliminary working, the outer rim to moulding behind natural cooling carries out mechanical preliminary working; (4), quenching with Subsequent tempering, the worm wheel body after the preliminary working immersed soak after 8 hours in 160 ℃ the steam turbine oil and takes out, immerse again in 90 ℃ the water and soaked 40 hours; (5), machine flinishing, behind the natural cooling worm wheel body is carried out machine flinishing; (6), quenching with Subsequent tempering again, promptly immerse once more in 150 ℃ the steam turbine oil and soaked 4 hours, take out afterwash and get final product.
Described preparation MC nylon material, earlier with the MC nylon major ingredient of 1000 parts of weight 110 ℃ of fusings, the auxiliary coupling agent of hempa that adds the KU-2-8107 cocatalyst of the dedicated defoamer of the KH560 coupling agent of the sodium hydroxide catalyst of 3 parts of weight, 3 parts of weight, 3 parts of weight, 6 parts of weight, 6 parts of weight then, after mixing, vacuumized under 0.01 MPa degree of vacuum withdrawing moisture 3 minutes, add the TDI curing agent of 3 parts of weight again, and pour solidifying in the specialized mould immediately into.
An embodiment more of the present invention is: core wheel in (1), the making, and put it in the specialized mould; (2), preparation MC nylon material, fusion and the MC nylon material that modulates poured in the specialized mould that is preheated to 200 ℃ solidify, and be incubated the demoulding in 8 minutes; (3), mechanical preliminary working, the outer rim to moulding behind natural cooling carries out mechanical preliminary working; (4), quenching with Subsequent tempering, the worm wheel body after the preliminary working immersed soak after 15 hours in 220 ℃ the steam turbine oil and takes out, immerse again in 100 ℃ the water and soaked 50 hours; (5), machine flinishing, behind the natural cooling worm wheel body is carried out machine flinishing; (6), quenching with Subsequent tempering again, promptly immerse once more in 200 ℃ the steam turbine oil and soaked 8 hours, take out afterwash and get final product.
Described preparation MC nylon material, earlier with the MC nylon major ingredient of 1000 parts of weight 150 ℃ of fusings, the auxiliary coupling agent of hempa that adds the KU-2-8107 cocatalyst of the dedicated defoamer of the KH560 coupling agent of the sodium hydroxide catalyst of 6 parts of weight, 6 parts of weight, 6 parts of weight, 3 parts of weight, 3 parts of weight then, after mixing, vacuumized under 0.01 MPa degree of vacuum withdrawing moisture 7 minutes, add the TDI curing agent of 6 parts of weight again, and pour solidifying in the specialized mould immediately into.
Claims (5)
1, a kind of method of making the combined worm gear that combines by outer rim and interior core wheel, it is characterized in that: core wheel in (), the making, core wheel (2) is made by metallic material in described, its center offers the axis hole (4) of band keyway (3), the periphery of interior core wheel (2) at least the stiffening rib piece (5) by three evaginations be embedded form by the moulding of MC nylon material, outer periphery (1) are provided with and the outer rim (1) of the gear teeth (6) of worm meshing, and core wheel in described is put into specialized mould; (2), preparation MC nylon material, fusion and the MC nylon material that modulates poured in the specialized mould that is preheated to 160--200 ℃ solidify, and the insulation demoulding in 3-8 minute; (3), mechanical preliminary working, behind natural cooling to moulding outer rim carry out mechanical preliminary working; (4), quenching with Subsequent tempering, the worm wheel body after the preliminary working immersed soak after 8-15 hour in 160-220 ℃ the steam turbine oil and takes out, immerse again in 90-100 ℃ the water and soaked 40-50 hour; (5), machine flinishing, behind the natural cooling worm wheel body is carried out machine flinishing; (6), quenching with Subsequent tempering again, promptly invade once more in 150-200 ℃ the steam turbine oil and soaked 4-8 hour, take out afterwash and get final product.
2, the method of making combined worm gear according to claim 1, it is characterized in that described preparation MC nylon material, wherein the MC nylon material is equipped with sodium hydroxide catalyst by the MC nylon material, the KH560 coupling agent, dedicated defoamer, the KU-2-8107 cocatalyst, auxiliary coupling agent of hempa and TDI curing agent are formed, and add and be mixed with the sodium hydroxide catalyst of 3-6 part weight in the MC of 1000 parts of weight nylon major ingredient respectively, the KH560 coupling agent of 3-6 part weight, the dedicated defoamer of 3-6 part weight, the KU-2-8107 cocatalyst of 3-6 part weight, the TDI curing agent of the auxiliary coupling agent of the hempa of 3-6 part weight and 3-6 part weight.
3, the method of making combined worm gear according to claim 2, it is characterized in that described preparation MC nylon material, earlier with the MC nylon major ingredient of 1000 parts of weight 110-150 ℃ of fusing, the sodium hydroxide catalyst that adds 5 parts of weight then, the KH560 coupling agent of 5 parts of weight, the dedicated defoamer of 5 parts of weight, the KU-2-8107 cocatalyst of 4 parts of weight, the hempa of 4 parts of weight is assisted coupling agent, after mixing, vacuumized under 0.01 MPa degree of vacuum withdrawing moisture 3-7 minute, add the TDI curing agent of 5 parts of weight again, and pour solidifying in the specialized mould immediately into.
4, the method for making combined worm gear according to claim 3. it is characterized in that described specialized mould preheats to 180 ℃, and the insulation demoulding again in 5 minutes in baking oven after pouring the MC nylon material into.
5, the method for making combined worm gear according to claim 1. it is characterized in that in the described quenching with Subsequent tempering process, the worm wheel body after the preliminary working is immersed soak after 12 hours in 180 ℃ the steam turbine oil and take out, immerse again in 98 ℃ the water and soaked 48 hours; And in quenching with Subsequent tempering process again, promptly immerse once more and soaked 5 hours in 180 ℃ the steam turbine oil, take out afterwash and get final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100692799A CN100455849C (en) | 2007-06-11 | 2007-06-11 | Combined worm gear and producing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100692799A CN100455849C (en) | 2007-06-11 | 2007-06-11 | Combined worm gear and producing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101067450A CN101067450A (en) | 2007-11-07 |
| CN100455849C true CN100455849C (en) | 2009-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100692799A Expired - Fee Related CN100455849C (en) | 2007-06-11 | 2007-06-11 | Combined worm gear and producing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100455849C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105482446A (en) * | 2015-11-23 | 2016-04-13 | 宿迁中盛尼龙有限公司 | Special nylon worm gear for electric power steering (EPS) of automobile and preparation method thereof |
| CN110762182B (en) * | 2019-09-23 | 2023-02-14 | 北京北方华创微电子装备有限公司 | Ignition-proof gear and magnetron sputtering coating device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2438141A1 (en) * | 1974-08-08 | 1976-02-19 | Hurth Masch Zahnrad Carl | Plastic and metal composite spur gear - has plastic outer gear section moulded onto metal hub and retained by projections |
| CN2464995Y (en) * | 2001-03-21 | 2001-12-12 | 重庆汇浦液压动力制造有限公司 | Steel base nylon gear |
| CN2576975Y (en) * | 2002-10-31 | 2003-10-01 | 重庆宗申技术开发研究有限公司 | Combined balance shaft gear |
| CN1597172A (en) * | 2003-09-16 | 2005-03-23 | 何希良 | Gear composed of polymer material and metal and its production method |
| WO2005038303A1 (en) * | 2003-10-15 | 2005-04-28 | Zf Lenksysteme Gmbh | Power-assisted steering system or power steering system |
| CN201037535Y (en) * | 2007-06-11 | 2008-03-19 | 申屠生源 | Reinforced combined type worm wheel |
-
2007
- 2007-06-11 CN CNB2007100692799A patent/CN100455849C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2438141A1 (en) * | 1974-08-08 | 1976-02-19 | Hurth Masch Zahnrad Carl | Plastic and metal composite spur gear - has plastic outer gear section moulded onto metal hub and retained by projections |
| CN2464995Y (en) * | 2001-03-21 | 2001-12-12 | 重庆汇浦液压动力制造有限公司 | Steel base nylon gear |
| CN2576975Y (en) * | 2002-10-31 | 2003-10-01 | 重庆宗申技术开发研究有限公司 | Combined balance shaft gear |
| CN1597172A (en) * | 2003-09-16 | 2005-03-23 | 何希良 | Gear composed of polymer material and metal and its production method |
| WO2005038303A1 (en) * | 2003-10-15 | 2005-04-28 | Zf Lenksysteme Gmbh | Power-assisted steering system or power steering system |
| CN201037535Y (en) * | 2007-06-11 | 2008-03-19 | 申屠生源 | Reinforced combined type worm wheel |
Non-Patent Citations (6)
| Title |
|---|
| MCN-851型铸型尼龙的研制与应用. 郑辉，许金明，张颖颖，刘琪，邵家明.塑料工业，第1期. 1991 |
| MCN-851型铸型尼龙的研制与应用. 郑辉，许金明，张颖颖，刘琪，邵家明.塑料工业，第1期. 1991 * |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN101067450A (en) | 2007-11-07 |
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