China high quality Fast 8js85e Gearbox Qd40A Pto (Original China Tanker Truck Factory Transmission PTO Crane Truck PTO Assembly) near me manufacturer

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Gearbox Factory Gearbox Transmission Model 
tictrucks.en.made-in-china.com   
Transmission ratio SZ Model Brief data PTO    
i1 i6 iR PTO MODEL Stock Rotation  speed ratio Torque  N.m Teeth Screws Teeth height Upper and lower installation Left and right installation  Truck brand
HaChi Gearbox   C171702021-8C CA6-75AB19  CATS6-62  CA6T-123   6T120    JS6-550  TS6-53(Direct) 6.515 0.813 6.06 -8C SDQ12/68   Levo 1.19 350 Straight 25   Helical 23 8 67.8 155 125 FAW
Jiangshan C10032 C18117 C20131 C24412 0.795 4205D4-010A   FAW
WLY WLY653-1050-00  653H386-14 0.814     FAW
HaChi Gearbox TZ1700940-11  CATS6-53  FD6T-53          CA6T123(Straight  )  HY6-53     6T53-24S(K)        7.64 1 7.017   SDQ12/72   Levo 1.199 250 23 8 71.5 155 125 FAW
HaChi Gearbox CATS6-74  CA6T138  1700945-449  CA6T-138(FAW Eaton)    7.285 1 6.777 6-74 SDQ15/75   Levo 1.006 350 Straight 25   Helical 19 8 74.9 155 125 FAW
Dongfeng 17V20  17V70-00030  FT13A-00030  YC5-42A 17JK52-00030(JiangKai 5 ) 4.76 0.76 4.99       Levo 1.37 300 Straight 19   Helical 25 6 24.9 155 105 DFAC Duolika
Dongfeng 17D45-00030  17000D-010  17000D4-010  17C-00030 7.312 1 7.66 140-2 SDQ21/33   Levo 1.044  0.982 350 Helical 25 6 33 155 105 DFAC Duolika 145
JiangKai BS05(17DS52-00030)  17JR09      BS02(17CLD39HFB-00030    17CLD26-00030)  17GDA1-BJ800  17JK47HFA-00030 FLQ2533QW-0010  
WLY 10F46-146-33 DKQ25/33QN  
Dongfeng 17DAC10-00030  17F41-00030  YC5-42A    17V70-00030  17G37-00030  17Q37-00030       17Q01-00030  17001A-00030 4.762   4.99 42056B1-010 SDQ22/25   Levo 0.828 300 Helical 21 6 24.9 155 105 DFAC Duolika
Jiangshan 1700010-C60111  C68632  C60617  C68031   VLY540-150-08    17JK52-00030(JiangKai5)  145-5  
WLY WLY10H46-89-07 4.763 0.756 1.75    
Sanhe YC5-30B  TC5-35QC12(Tangchi)    YC5-35JH1  17G0A5-BG05       TC5-35B29(Tangchi)  1700010-Q17421(Jiangshan) JC5-20T23(ganzhou) 17G0A8-LB27  17G0A88-QB80  17G1A8-20  17G0A5-EG05-B 5.075   4.515   SDQ23/30   Levo 1.15 250 Helical 24 6 29.7 140 105 Furika
LG LG520Q3  LG525Q  Mengwo1700010-Q17571   MW525CL  17G0AB02  WLY520 5.568 0.794 5.011 525 SDQ23/32   Levo 1.24 170 Helical 31 6 32 140 105 FOTON Furika
SDQ33/32   Levo Helical 34 6 32 140 105
YY SYC07  1700010-C64001(JiangshanWLY500-70-00(5ratio:1)  1700010-E31121  TC5-30HKA20(Tangchi) TC5-30HFE9(Tangchi)  YC5-30V06  LG535QHZJB1 6.802   6.154 1061 SDQ23/37   Levo 1.238 200 Helical 29 6 37.3 140 105 FOTON Furika
WLY WLY5TS32-73-00 5.595 0.794   5T88-8 SDQ24/63   Levo 1.03 250           DongfengDFAC Duolika
WLY6TS55E    WLY6TS60 5.549 0.764   55E SDQ24/72   Levo 1.03 250           DongfengDFAC Duolika
WLY6G40A       6G40A SDQ24/40   Levo 1.03 250           DongfengDFAC Duolika
WLY6G40B       6G40B SDQ24/44   Levo 1.03 250           DongfengDFAC Duolika
WLY7TS60B       7TS60B SDQ27/74   Levo 1.03 250           KINGRUN
WLY6G120   WLY6G70       6G120 SDQ24/59   Levo 1.03 250           Dongfeng
WLY6G55 6.198 0.78   6G55 SDQ24/38   Levo 1.03 250           DongfengDFAC Duolika
WLY5G32A       5G32 SDQ24/66-B   Levo 1.03 250           DongfengDFAC Duolika
WLY5G40         5G40 SDQ24/43   Levo 1.03 250           DongfengDFAC Duolika
Dongfeng DF6S900(170010-90617)     1700010-LD4001     7.966 0.875 7.015 KD-19 SDQ24/42   Levo 1.22 500 Straight 24   Helical 21 8 41.6 209 148 KINGRUN
  Levo 1.03 Straight 23   Helical 25 8 41.6 209 148
Dongfeng DF6S900(170010-KW100)     1700020-90651 17KW100-00020 6.938 0.814 6.188 KF-17 SDQ24/45   Levo 1.2 550 Straight 23   Helical 17 8 45 209 148 KINGRUN
  Levo 1.03 Straight 21   Helical 21 8 45 209 148
Dongfeng DTO690(641 LD6201)         KINGRUN  EURO 6 SDQ24/47   Levo 1.03 500   8 47 209 148 KINGRUN
  WLY6T40 6.143 0.79   6T100-8 SDQ24/60   Levo 1.12 300 Helical 32 8       Dongfeng DFAC Duolika
Dongfeng 17LQ100-00020  DF6S750 6.446 0.802 5.802   SDQ24/64   Levo 1.06 400 Helical 23         Dongfeng DFAC Duolika
Dongfeng DF6S750RBA  17TS19-00030  1700KBA  17KD100-00030 6.446 0.788 5.874 4205KBA-010B SDQ24/65   Levo 1.06 400 Helical 19 6 65.2 165 110 KINGRUN  145
WLY WLY6S46B  WLY6T120 5.51 0.768     SDQ24/67   Levo 1.09 380 Helical 25         Dongfeng
WLY6TS55-01B-64(1700100-E98) 6.158 0.768   6T120   Levo
Dongfeng 17KT6K-00030  17G0A7-15(Jiangshan) 17JK35-00030(JiangKai6) 17K1(K17,K23)-00030  17G1A7-15  17JK07-00030-E(JiangKai)  17FT67-00030 5.606 0.79 5.045 145-6   SDQ24/69   Levo 1.211 350 Helical 21 6 69 155 105 145
4205KD1-010   Levo 6 69 165 110
Dongfeng 17D100-00030       145-6III SDQ24/69-1   Levo     Helical 21         145
WLY 646B  MLY6S51B-20B-00  5.51 0.795   6S51 SDQ24/70   Levo 1.15 200 29 8 70.8 155 125 FOTON 
WLY WLY6TS55B-63-32  WLY6S51B-20C-00  WLY6TS55B-58-32 5.522 0.795   142 SDQ24/71   Levo 1.15 200 Helical 25 8 70.8 155 125 DongfengDFAC Duolika
Datong 17G0A3-09(17EZO9E8A)  6.54 0.814 6.533 153-6  BL160 SDQ26/31-1   Levo 1.24 350 Straight 14 8 31 185 145 EQ153
Datong DC85JTZ  17G0A3-(33/35/36)  17G0Z56-010  17G0010-N9002  14G0A3-(32/34)  DC6J85TZ 8.015 6.54  7.519 1 8.027 1208 SDQ27/21     1.845 350 Straight 15 8 56.2 190 140 EQ1208
Datong DC6J85TZ  17G0A3-54  1700010-N9000 6.54 0.814 6.634   SDQ27/66     1.26 450 Helical 18 6 65.3 195 128 EQ1208
Dongfeng 17G0A3-38  17N29-0003      17G0A3-B62D  17G0A3-N29  1700010-N9001  17DJL-00030 6.936 0.814 6.188   SDQ28/55     1.03 400  Helical 17 8 55.3 180 105 KINGRUN
Datong DC7J120TB(Speeding) 9.204 1 9.059   SDQ28/65     1.55 350 Helical 16 6 65.3 195 128 KINGRUN
  CAS5-20B10 CAS525C3 LG520EQ GLD5-20E4 5.568 0.794 5.011   SDQ33/32     1.24 250 Helical 34 6 33 140   Dongfeng  FOTON FAW
  CAS5-25B10 CAS5-20B10       QLD5-20E4( )   1041  BD42 SDQ34/32     1.192 250 Helical 32 6 32.9 140 105
WLY WLY525E-89-127               sanhe 1700010-Q17421    
LC JAC 2830.5         SDQ42/27     1.15 200 30         IVE.CO NAVECO
LC JAC LC6T35 6.482 0.77 5.996   SDQ50/35     1 300 Straight 22   Helical 26         JAC
LC JAC LC6T46(A2Q25)  LC6T450MT(AZQ28)         WLYZ6S46( ) 6.314 0.788 5.874 646 SDQ50/45     1.1 280 Straight 14 4   90 65 FOTON  AUMARK
WLY WLY6S46 646 SDQ50/69     1.187 350 Helical 28        
LC JAC LC6T540 15CO7027 6.596   6.061   SDQ50/63     1.13 350 Helical 29         JAC
LC JAC LC5T97 LC5T30( 6teeth) 5.788 0.776 5.798 5T97 SDQ50/71     1.17 250 Helical 31 6 70.7 142 108
LC JAC LC5T400M1(A2Q08) 4.936 0.783 4.816 5T35 SDQ50/74     1 200 Helical 31         FOTON Oling
  NISSAN ZF5S400V 5.015 0.789 4.481   SDQ51/44     1.5 200 Straight 32   Helical 42         NISSAN
chongqing MSB-5M(A2Q05) LC5T88(6 teeth)  5.594 0.794 5.334 ISU.ZU QINGLING  SDQ51/62     1.22 250 Helical 37 6 62.4 142 108 ISU.ZU QINGLING
chongqing MSB-5M(A2Q05) LC5T88(6 teeth)  5.594 0.794 5.334 ISU.ZU QINGLING  SDQ51/63     1.03 250 Helical 38 6 62.4 142 108 ISU.ZU QINGLING
    DN3-70030-E0 6MT1420 7.877     DN3 SDQ51/65     1.26 350 Helical 32         ISU.ZU QINGLING
ISU.ZU QINGLING MSB-5S/5M/5SM  5MT1280JD  JC526T3D 5.016 0.77 4.785 1021  5T88 SDQ51/74     1.633 250 Helical 35 6 75 142 108 JMC small
WLY WLY5TS32C-58-32 4.714 0.719       Dongfeng 
WLY5TS32-31-32 5.595                       Dongfeng   
Gearbox Factory Gearbox Transmission Model 
tictrucks.en.made-in-china.com   
Transmission ratio SZ Model Brief data PTO    
i1 i6 iR PTO MODEL Stock Rotation  speed ratio Torque  N.m Teeth Screws Teeth height Upper and lower installation Left and right installation  Truck brand
HaChi Gearbox   C171702021-8C CA6-75AB19  CATS6-62  CA6T-123   6T120    JS6-550  TS6-53(Direct) 6.515 0.813 6.06 -8C SDQ12/68   Levo 1.19 350 Straight 25   Helical 23 8 67.8 155 125 FAW
Jiangshan C10032 C18117 C20131 C24412 0.795 4205D4-010A   FAW
WLY WLY653-1050-00  653H386-14 0.814     FAW
HaChi Gearbox TZ1700940-11  CATS6-53  FD6T-53          CA6T123(Straight  )  HY6-53     6T53-24S(K)        7.64 1 7.017   SDQ12/72   Levo 1.199 250 23 8 71.5 155 125 FAW
HaChi Gearbox CATS6-74  CA6T138  1700945-449  CA6T-138(FAW Eaton)    7.285 1 6.777 6-74 SDQ15/75   Levo 1.006 350 Straight 25   Helical 19 8 74.9 155 125 FAW
Dongfeng 17V20  17V70-00030  FT13A-00030  YC5-42A 17JK52-00030(JiangKai 5 ) 4.76 0.76 4.99       Levo 1.37 300 Straight 19   Helical 25 6 24.9 155 105 DFAC Duolika
Dongfeng 17D45-00030  17000D-010  17000D4-010  17C-00030 7.312 1 7.66 140-2 SDQ21/33   Levo 1.044  0.982 350 Helical 25 6 33 155 105 DFAC Duolika 145
JiangKai BS05(17DS52-00030)  17JR09      BS02(17CLD39HFB-00030    17CLD26-00030)  17GDA1-BJ800  17JK47HFA-00030 FLQ2533QW-0010  
WLY 10F46-146-33 DKQ25/33QN  
Dongfeng 17DAC10-00030  17F41-00030  YC5-42A    17V70-00030  17G37-00030  17Q37-00030       17Q01-00030  17001A-00030 4.762   4.99 42056B1-010 SDQ22/25   Levo 0.828 300 Helical 21 6 24.9 155 105 DFAC Duolika
Jiangshan 1700010-C60111  C68632  C60617  C68031   VLY540-150-08    17JK52-00030(JiangKai5)  145-5  
WLY WLY10H46-89-07 4.763 0.756 1.75    
Sanhe YC5-30B  TC5-35QC12(Tangchi)    YC5-35JH1  17G0A5-BG05       TC5-35B29(Tangchi)  1700010-Q17421(Jiangshan) JC5-20T23(ganzhou) 17G0A8-LB27  17G0A88-QB80  17G1A8-20  17G0A5-EG05-B 5.075   4.515   SDQ23/30   Levo 1.15 250 Helical 24 6 29.7 140 105 Furika
LG LG520Q3  LG525Q  Mengwo1700010-Q17571   MW525CL  17G0AB02  WLY520 5.568 0.794 5.011 525 SDQ23/32   Levo 1.24 170 Helical 31 6 32 140 105 FOTON Furika
SDQ33/32   Levo Helical 34 6 32 140 105
YY SYC07  1700010-C64001(JiangshanWLY500-70-00(5ratio:1)  1700010-E31121  TC5-30HKA20(Tangchi) TC5-30HFE9(Tangchi)  YC5-30V06  LG535QHZJB1 6.802   6.154 1061 SDQ23/37   Levo 1.238 200 Helical 29 6 37.3 140 105 FOTON Furika
WLY WLY5TS32-73-00 5.595 0.794   5T88-8 SDQ24/63   Levo 1.03 250           DongfengDFAC Duolika
WLY6TS55E    WLY6TS60 5.549 0.764   55E SDQ24/72   Levo 1.03 250           DongfengDFAC Duolika
WLY6G40A       6G40A SDQ24/40   Levo 1.03 250           DongfengDFAC Duolika
WLY6G40B       6G40B SDQ24/44   Levo 1.03 250           DongfengDFAC Duolika
WLY7TS60B       7TS60B SDQ27/74   Levo 1.03 250           KINGRUN
WLY6G120   WLY6G70       6G120 SDQ24/59   Levo 1.03 250           Dongfeng
WLY6G55 6.198 0.78   6G55 SDQ24/38   Levo 1.03 250           DongfengDFAC Duolika
WLY5G32A       5G32 SDQ24/66-B   Levo 1.03 250           DongfengDFAC Duolika
WLY5G40         5G40 SDQ24/43   Levo 1.03 250           DongfengDFAC Duolika
Dongfeng DF6S900(170010-90617)     1700010-LD4001     7.966 0.875 7.015 KD-19 SDQ24/42   Levo 1.22 500 Straight 24   Helical 21 8 41.6 209 148 KINGRUN
  Levo 1.03 Straight 23   Helical 25 8 41.6 209 148
Dongfeng DF6S900(170010-KW100)     1700020-90651 17KW100-00020 6.938 0.814 6.188 KF-17 SDQ24/45   Levo 1.2 550 Straight 23   Helical 17 8 45 209 148 KINGRUN
  Levo 1.03 Straight 21   Helical 21 8 45 209 148
Dongfeng DTO690(641 LD6201)         KINGRUN  EURO 6 SDQ24/47   Levo 1.03 500   8 47 209 148 KINGRUN
  WLY6T40 6.143 0.79   6T100-8 SDQ24/60   Levo 1.12 300 Helical 32 8       Dongfeng DFAC Duolika
Dongfeng 17LQ100-00020  DF6S750 6.446 0.802 5.802   SDQ24/64   Levo 1.06 400 Helical 23         Dongfeng DFAC Duolika
Dongfeng DF6S750RBA  17TS19-00030  1700KBA  17KD100-00030 6.446 0.788 5.874 4205KBA-010B SDQ24/65   Levo 1.06 400 Helical 19 6 65.2 165 110 KINGRUN  145
WLY WLY6S46B  WLY6T120 5.51 0.768     SDQ24/67   Levo 1.09 380 Helical 25         Dongfeng
WLY6TS55-01B-64(1700100-E98) 6.158 0.768   6T120   Levo
Dongfeng 17KT6K-00030  17G0A7-15(Jiangshan) 17JK35-00030(JiangKai6) 17K1(K17,K23)-00030  17G1A7-15  17JK07-00030-E(JiangKai)  17FT67-00030 5.606 0.79 5.045 145-6   SDQ24/69   Levo 1.211 350 Helical 21 6 69 155 105 145
4205KD1-010   Levo 6 69 165 110
Dongfeng 17D100-00030       145-6III SDQ24/69-1   Levo     Helical 21         145
WLY 646B  MLY6S51B-20B-00  5.51 0.795   6S51 SDQ24/70   Levo 1.15 200 29 8 70.8 155 125 FOTON 
WLY WLY6TS55B-63-32  WLY6S51B-20C-00  WLY6TS55B-58-32 5.522 0.795   142 SDQ24/71   Levo 1.15 200 Helical 25 8 70.8 155 125 DongfengDFAC Duolika
Datong 17G0A3-09(17EZO9E8A)  6.54 0.814 6.533 153-6  BL160 SDQ26/31-1   Levo 1.24 350 Straight 14 8 31 185 145 EQ153
Datong DC85JTZ  17G0A3-(33/35/36)  17G0Z56-010  17G0010-N9002  14G0A3-(32/34)  DC6J85TZ 8.015 6.54  7.519 1 8.027 1208 SDQ27/21     1.845 350 Straight 15 8 56.2 190 140 EQ1208
Datong DC6J85TZ  17G0A3-54  1700010-N9000 6.54 0.814 6.634   SDQ27/66     1.26 450 Helical 18 6 65.3 195 128 EQ1208
Dongfeng 17G0A3-38  17N29-0003      17G0A3-B62D  17G0A3-N29  1700010-N9001  17DJL-00030 6.936 0.814 6.188   SDQ28/55     1.03 400  Helical 17 8 55.3 180 105 KINGRUN
Datong DC7J120TB(Speeding) 9.204 1 9.059   SDQ28/65     1.55 350 Helical 16 6 65.3 195 128 KINGRUN
  CAS5-20B10 CAS525C3 LG520EQ GLD5-20E4 5.568 0.794 5.011   SDQ33/32     1.24 250 Helical 34 6 33 140   Dongfeng  FOTON FAW
  CAS5-25B10 CAS5-20B10       QLD5-20E4( )   1041  BD42 SDQ34/32     1.192 250 Helical 32 6 32.9 140 105
WLY WLY525E-89-127               sanhe 1700010-Q17421    
LC JAC 2830.5         SDQ42/27     1.15 200 30         IVE.CO NAVECO
LC JAC LC6T35 6.482 0.77 5.996   SDQ50/35     1 300 Straight 22   Helical 26         JAC
LC JAC LC6T46(A2Q25)  LC6T450MT(AZQ28)         WLYZ6S46( ) 6.314 0.788 5.874 646 SDQ50/45     1.1 280 Straight 14 4   90 65 FOTON  AUMARK
WLY WLY6S46 646 SDQ50/69     1.187 350 Helical 28        
LC JAC LC6T540 15CO7027 6.596   6.061   SDQ50/63     1.13 350 Helical 29         JAC
LC JAC LC5T97 LC5T30( 6teeth) 5.788 0.776 5.798 5T97 SDQ50/71     1.17 250 Helical 31 6 70.7 142 108
LC JAC LC5T400M1(A2Q08) 4.936 0.783 4.816 5T35 SDQ50/74     1 200 Helical 31         FOTON Oling
  NISSAN ZF5S400V 5.015 0.789 4.481   SDQ51/44     1.5 200 Straight 32   Helical 42         NISSAN
chongqing MSB-5M(A2Q05) LC5T88(6 teeth)  5.594 0.794 5.334 ISU.ZU QINGLING  SDQ51/62     1.22 250 Helical 37 6 62.4 142 108 ISU.ZU QINGLING
chongqing MSB-5M(A2Q05) LC5T88(6 teeth)  5.594 0.794 5.334 ISU.ZU QINGLING  SDQ51/63     1.03 250 Helical 38 6 62.4 142 108 ISU.ZU QINGLING
    DN3-70030-E0 6MT1420 7.877     DN3 SDQ51/65     1.26 350 Helical 32         ISU.ZU QINGLING
ISU.ZU QINGLING MSB-5S/5M/5SM  5MT1280JD  JC526T3D 5.016 0.77 4.785 1021  5T88 SDQ51/74     1.633 250 Helical 35 6 75 142 108 JMC small
WLY WLY5TS32C-58-32 4.714 0.719       Dongfeng 
WLY5TS32-31-32 5.595                       Dongfeng   

What Are Worm Gears and Worm Shafts?

If you’re looking for a fishing reel with a worm gear system, you’ve probably come across the term ‘worm gear’. But what are worm gears and worm shafts? And what are the advantages and disadvantages of worm gears? Let’s take a closer look! Read on to learn more about worm gears and shafts! Then you’ll be well on your way to purchasing a reel with a worm gear system.
worm shaft

worm gear reducers

Worm shaft reducers have a number of advantages over conventional gear reduction mechanisms. First, they’re highly efficient. While single stage worm reducers have a maximum reduction ratio of about five to sixty, hypoid gears can typically go up to a maximum of one hundred and twenty times. A worm shaft reducer is only as efficient as the gearing it utilizes. This article will discuss some of the advantages of using a hypoid gear set, and how it can benefit your business.
To assemble a worm shaft reducer, first remove the flange from the motor. Then, remove the output bearing carrier and output gear assembly. Lastly, install the intermediate worm assembly through the bore opposite to the attachment housing. Once installed, you should carefully remove the bearing carrier and the gear assembly from the motor. Don’t forget to remove the oil seal from the housing and motor flange. During this process, you must use a small hammer to tap around the face of the plug near the outside diameter of the housing.
Worm gears are often used in reversing prevention systems. The backlash of a worm gear can increase with wear. However, a duplex worm gear was designed to address this problem. This type of gear requires a smaller backlash but is still highly precise. It uses different leads for the opposing tooth face, which continuously alters its tooth thickness. Worm gears can also be adjusted axially.

worm gears

There are a couple of different types of lubricants that are used in worm gears. The first, polyalkylene glycols, are used in cases where high temperature is not a concern. This type of lubricant does not contain any waxes, which makes it an excellent choice in low-temperature applications. However, these lubricants are not compatible with mineral oils or some types of paints and seals. Worm gears typically feature a steel worm and a brass wheel. The brass wheel is much easier to remodel than steel and is generally modeled as a sacrificial component.
The worm gear is most effective when it is used in small and compact applications. Worm gears can greatly increase torque or reduce speed, and they are often used where space is an issue. Worm gears are among the smoothest and quietest gear systems on the market, and their meshing effectiveness is excellent. However, the worm gear requires high-quality manufacturing to perform at its highest levels. If you’re considering a worm gear for a project, it’s important to make sure that you find a manufacturer with a long and high quality reputation.
The pitch diameters of both worm and pinion gears must match. The two worm cylinders in a worm wheel have the same pitch diameter. The worm wheel shaft has two pitch cylinders and two threads. They are similar in pitch diameter, but have different advancing angles. A self-locking worm gear, also known as a wormwheel, is usually self-locking. Moreover, self-locking worm gears are easy to install.

worm shafts

The deflection of worm shafts varies with toothing parameters. In addition to toothing length, worm gear size and pressure angle, worm gear size and number of helical threads are all influencing factors. These variations are modeled in the standard ISO/TS 14521 reference gear. This table shows the variations in each parameter. The ID indicates the worm shaft’s center distance. In addition, a new calculation method is presented for determining the equivalent bending diameter of the worm.
The deflection of worm shafts is investigated using a four-stage process. First, the finite element method is used to compute the deflection of a worm shaft. Then, the worm shaft is experimentally tested, comparing the results with the corresponding simulations. The final stage of the simulation is to consider the toothing geometry of 15 different worm gear toothings. The results of this step confirm the modeled results.
The lead on the right and left tooth surfaces of worms is the same. However, the lead can be varied along the worm shaft. This is called dual lead worm gear, and is used to eliminate play in the main worm gear of hobbing machines. The pitch diameters of worm modules are equal. The same principle applies to their pitch diameters. Generally, the lead angle increases as the number of threads decreases. Hence, the larger the lead angle, the less self-locking it becomes.
worm shaft

worm gears in fishing reels

Fishing reels usually include worm shafts as a part of the construction. Worm shafts in fishing reels allow for uniform worm winding. The worm shaft is attached to a bearing on the rear wall of the reel unit through a hole. The worm shaft’s front end is supported by a concave hole in the front of the reel unit. A conventional fishing reel may also have a worm shaft attached to the sidewall.
The gear support portion 29 supports the rear end of the pinion gear 12. It is a thick rib that protrudes from the lid portion 2 b. It is mounted on a bushing 14 b, which has a through hole through which the worm shaft 20 passes. This worm gear supports the worm. There are two types of worm gears available for fishing reels. The two types of worm gears may have different number of teeth or they may be the same.
Typical worm shafts are made of stainless steel. Stainless steel worm shafts are especially corrosion-resistant and durable. Worm shafts are used on spinning reels, spin-casting reels, and in many electrical tools. A worm shaft can be reversible, but it is not entirely reliable. There are numerous benefits of worm shafts in fishing reels. These fishing reels also feature a line winder or level winder.

worm gears in electrical tools

Worms have different tooth shapes that can help increase the load carrying capacity of a worm gear. Different tooth shapes can be used with circular or secondary curve cross sections. The pitch point of the cross section is the boundary for this type of mesh. The mesh can be either positive or negative depending on the desired torque. Worm teeth can also be inspected by measuring them over pins. In many cases, the lead thickness of a worm can be adjusted using a gear tooth caliper.
The worm shaft is fixed to the lower case section 8 via a rubber bush 13. The worm wheel 3 is attached to the joint shaft 12. The worm 2 is coaxially attached to the shaft end section 12a. This joint shaft connects to a swing arm and rotates the worm wheel 3.
The backlash of a worm gear may be increased if the worm is not mounted properly. To fix the problem, manufacturers have developed duplex worm gears, which are suitable for small backlash applications. Duplex worm gears utilize different leads on each tooth face for continuous change in tooth thickness. In this way, the center distance of the worm gear can be adjusted without changing the worm’s design.

worm gears in engines

Using worm shafts in engines has a few benefits. First of all, worm gears are quiet. The gear and worm face move in opposite directions so the energy transferred is linear. Worm gears are popular in applications where torque is important, such as elevators and lifts. Worm gears also have the advantage of being made from soft materials, making them easy to lubricate and to use in applications where noise is a concern.
Lubricants are necessary for worm gears. The viscosity of lubricants determines whether the worm is able to touch the gear or wheel. Common lubricants are ISO 680 and 460, but higher viscosity oil is not uncommon. It is essential to use the right lubricants for worm gears, since they cannot be lubricated indefinitely.
Worm gears are not recommended for engines due to their limited performance. The worm gear’s spiral motion causes a significant reduction in space, but this requires a high amount of lubrication. Worm gears are susceptible to breaking down because of the stress placed on them. Moreover, their limited speed can cause significant damage to the gearbox, so careful maintenance is essential. To make sure worm gears remain in top condition, you should inspect and clean them regularly.
worm shaft

Methods for manufacturing worm shafts

A novel approach to manufacturing worm shafts and gearboxes is provided by the methods of the present invention. Aspects of the technique involve manufacturing the worm shaft from a common worm shaft blank having a defined outer diameter and axial pitch. The worm shaft blank is then adapted to the desired gear ratio, resulting in a gearbox family with multiple gear ratios. The preferred method for manufacturing worm shafts and gearboxes is outlined below.
A worm shaft assembly process may involve establishing an axial pitch for a given frame size and reduction ratio. A single worm shaft blank typically has an outer diameter of 100 millimeters, which is the measurement of the worm gear set’s center distance. Upon completion of the assembly process, the worm shaft has the desired axial pitch. Methods for manufacturing worm shafts include the following:
For the design of the worm gear, a high degree of conformity is required. Worm gears are classified as a screw pair in the lower pairs. Worm gears have high relative sliding, which is advantageous when comparing them to other types of gears. Worm gears require good surface finish and rigid positioning. Worm gear lubrication usually comprises surface active additives such as silica or phosphor-bronze. Worm gear lubricants are often mixed. The lubricant film that forms on the gear teeth has little impact on wear and is generally a good lubricant.