CN202659292U - Cam molded line for motorcycle engine - Google Patents
Cam molded line for motorcycle engine Download PDFInfo
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- CN202659292U CN202659292U CN 201220235760 CN201220235760U CN202659292U CN 202659292 U CN202659292 U CN 202659292U CN 201220235760 CN201220235760 CN 201220235760 CN 201220235760 U CN201220235760 U CN 201220235760U CN 202659292 U CN202659292 U CN 202659292U
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- lifts
- lift
- cam
- molded line
- valve
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Abstract
The utility model relates to an oil-saving cam molded line for a motorcycle engine, which comprises a valve opening lift, a valve closing lift, a highest distribution cam lift, a valve opening lift starting point and a valve closing lift ending point, wherein a cam lift is started from 8 degrees and ended at 197 degrees; an angle of the valve opening lift is at 8-79 degrees; the angle of the valve closing lift is at 79-179 degrees; and the highest distribution cam lift is 5.1124mm. Thus, a molded line for the valve opening lift and the molded line for a valve semi-closure lift of the cam are readjusted, so that above 30% of oil is saved for the engine.
Description
Technical field
The utility model relates to a kind of motorcycle engine cam, relates in particular to a kind of cam molded line for motorcycle engine.
Background technique
Distribution cam of motorcycle engine has conclusive effect to the port timing of motor and the characteristics of motion of valve, and its power character, Economy are played critical effect.By evidence, the change that the change of cam profile can cause engine fuel to consume.Be response national policy and environmental requirement, the distribution of existing cam profile does not also reach fuel-efficient the reaching extremely of motorcycle engine.
Summary of the invention
In order to overcome the deficiencies in the prior art, the purpose of this utility model provides a kind of cam molded line for motorcycle engine that can be fuel-efficient.
Technological scheme
The purpose of this utility model is achieved in that a kind of cam molded line for motorcycle engine, comprises the valve opening lift, valve-closing lift, valve cam top lift, valve opening lift starting point, valve-closing lift terminal point.Its special way is: cam lift arises from 8 °, terminates in 197 °.
A kind of cam molded line for motorcycle engine, its special way is: valve opening lift angle is 8 °-79 °.
A kind of cam molded line for motorcycle engine, its special way is: valve-closing lift angle is 79 °-179 °.
A kind of cam molded line for motorcycle engine, its special way is: the cam top lift is 5.1124mm.
A kind of cam molded line for motorcycle engine, its special way is: cam profile is as shown in the table:
| Angle | Lift (mm) | Angle | Lift (mm) | Angle | Lift (mm) | Angle | Lift (mm) | Angle | Lift (mm) |
| 0° | 0 | 41° | 0.8167 | 82° | 5.0682 | 123° | 2.3081 | 164° | 0.1879 |
| 1° | 0 | 42° | 0.8743 | 83° | 5.0867 | 124° | 2.1918 | 165° | 0.1824 |
| 2° | 0 | 43° | 0.9352 | 84° | 5.0992 | 125° | 2.0777 | 166° | 0.1763 |
| 3° | 0 | 44° | 0.9998 | 85° | 5.1086 | 126° | 1.9653 | 167° | 0.1703 |
| 4° | 0 | 45° | 1.0680 | 86° | 5.1124 | 127° | 1.8550 | 168° | 0.1642 |
| 5° | 0 | 46° | 1.1400 | 87° | 5.1099 | 128° | 1.7480 | 169° | 0.1589 |
| 6° | 0 | 47° | 1.2159 | 88° | 5.1042 | 129° | 1.6433 | 170° | 0.1534 |
| 7° | 0 | 48° | 1.2959 | 89° | 5.0935 | 130° | 1.5409 | 171° | 0.1473 |
| 8° | 0.0013 | 49° | 1.3801 | 90° | 5.0780 | 131° | 1.4424 | 172° | 0.1413 |
| 9° | 0.0038 | 50° | 1.4685 | 91° | 5.0579 | 132° | 1.3474 | 173° | 0.1353 |
| 10° | 0.0076 | 51° | 1.5610 | 92° | 5.0330 | 133° | 1.2552 | 174° | 0.1293 |
| 11° | 0.0128 | 52° | 1.6572 | 93° | 5.0019 | 134° | 1.1665 | 175° | 0.1232 |
| 12° | 0.0193 | 53° | 1.7572 | 94° | 4.9679 | 135° | 1.0822 | 176° | 0.1179 |
| 13° | 0.0272 | 54° | 1.8611 | 95° | 4.9285 | 136° | 1.0009 | 177° | 0.1124 |
| 14° | 0.0364 | 55° | 1.9690 | 96° | 4.8846 | 137° | 0.9240 | 178° | 0.1062 |
| 15° | 0.0469 | 56° | 2.0811 | 97° | 4.8361 | 138° | 0.8510 | 179° | 0.1003 |
| 16° | 0.0588 | 57° | 2.1972 | 98° | 4.7822 | 139° | 0.7813 | 180° | 0.0942 |
| 17° | 0.0720 | 58° | 2.3171 | 99° | 4.7257 | 140° | 0.7164 | 181° | 0.0890 |
| 18° | 0.0865 | 59° | 2.4409 | 100° | 4.6633 | 141° | 0.6560 | 182° | 0.0832 |
| 19° | 0.1024 | 60° | 2.5685 | 101° | 4.5963 | 142° | 0.5993 | 183° | 0.0780 |
| 20° | 0.1196 | 61° | 2.6996 | 102° | 4.5254 | 143° | 0.5475 | 184° | 0.0717 |
| 21° | 0.1382 | 62° | 2.8340 | 103° | 4.4492 | 144° | 0.4999 | 185° | 0.0652 |
| 22° | 0.1581 | 63° | 2.9716 | 104° | 4.3685 | 145° | 0.4570 | 186° | 0.0593 |
| 23° | 0.1793 | 64° | 3.1122 | 105° | 4.2849 | 146° | 0.4187 | 187° | 0.0528 |
| 24° | 0.2019 | 65° | 3.2554 | 106° | 4.1960 | 147° | 0.3834 | 188° | 0.0479 |
| 25° | 0.2259 | 66° | 3.4009 | 107° | 4.1037 | 148° | 0.3524 | 189° | 0.0423 |
| 26° | 0.2512 | 67° | 3.5479 | 108° | 4.0078 | 149° | 0.3262 | 190° | 0.0364 |
| 27° | 0.2778 | 68° | 3.6959 | 109° | 3.9076 | 150° | 0.3028 | 191° | 0.0296 |
| 28° | 0.3058 | 69° | 3.8440 | 110° | 3.8055 | 151° | 0.2840 | 192° | 0.0232 |
| 29° | 0.3352 | 70° | 3.9917 | 111° | 3.7000 | 152° | 0.2690 | 193° | 0.0172 |
| 30° | 0.3659 | 71° | 4.1387 | 112° | 3.5917 | 153° | 0.2569 | 194° | 0.0118 |
| 31° | 0.3980 | 72° | 4.2837 | 113° | 3.4809 | 154° | 0.2472 | 195° | 0.0074 |
| 32° | 0.4315 | 73° | 4.4182 | 114° | 3.3676 | 155° | 0.2395 | 196° | 0.0041 |
| 33° | 0.4663 | 74° | 4.5396 | 115° | 3.2523 | 156° | 0.2333 | 197° | 0.0010 |
| 34° | 0.5025 | 75° | 4.6482 | 116° | 3.1356 | 157° | 0.2272 | 198° | 0 |
| 35° | 0.5400 | 76° | 4.7443 | 117° | 3.0180 | 158° | 0.2219 | ? | ? |
| 36° | 0.5790 | 77° | 4.8281 | 118° | 2.8993 | 159° | 0.2163 | ? | ? |
| 37° | 0.6200 | 78° | 4.8998 | 119° | 2.7802 | 160° | 0.2109 | ? | ? |
| 38° | 0.6642 | 79° | 4.9595 | 120° | 2.6613 | 161° | 0.2054 | ? | ? |
| 39° | 0.7117 | 80° | 5.0072 | 121° | 2.5421 | 162° | 0.1993 | ? | ? |
| 40° | 0.7625 | 81° | 5.0432 | 122° | 2.4242 | 163° | 0.1932 | ? | ? |
Beneficial effect
Owing to having adopted technological scheme described in the utility model: readjusted valve opening lift molded line and the valve semi-closure lift molded line of cam, by evidence, this cam molded line for motorcycle engine can make that motor is fuel-efficient to be reached more than 30%.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is the schematic diagram of the described motorcycle engine cam of the utility model embodiment.
Embodiment:
Be further described below in conjunction with the concrete structure of accompanying drawing to the utility model embodiment.
With reference to Fig. 1, described motorcycle engine cam, valve cam a point are that 7 ° lift is that 0, b point is valve opening lift starting point to b point angle, and it is the valve opening lift of cam that the b point is 79 ° to c point angle; It is the valve-closing lift of cam that the c point is 100 ° to d point angle, and the d point is closed the lift terminal point for valve.
The above only is preferred embodiment of the present utility model, is not structure of the present utility model is done any pro forma restriction.All foundations technical spirit of the present utility model all still belongs in the scope of the technical solution of the utility model any simple modification and equivalent variations and modification that above embodiment does.
Claims (5)
1. a cam molded line for motorcycle engine comprises the valve opening lift, valve-closing lift, valve cam top lift, valve opening lift starting point, valve-closing lift terminal point; It is characterized in that: cam lift arises from 8 °, terminates in 197 °.
2. described cam molded line for motorcycle engine according to claim 1, it is characterized in that: valve opening lift angle is 8 °-79 °.
3. described cam molded line for motorcycle engine according to claim 1, it is characterized in that: valve-closing lift angle is 79 °-179 °.
4. described cam molded line for motorcycle engine according to claim 1, it is characterized in that: the cam top lift is 5.1124mm.
5. described cam molded line for motorcycle engine according to claim 1, it is characterized in that: the angle lift corresponding to cam that increase progressively of cam profile is
0 ° of lift is that 01 ° of lifts are that 02 ° of lifts are that 03 ° of lifts are 0
4 ° of lifts are that 05 ° of lifts are that 06 ° of lifts are that 07 ° of lifts are 0
8 ° of lifts are that 9 ° of lifts of 0.0013mm are that 10 ° of lifts of 0.0038mm are 0.0076mm
11 ° of lifts are that 12 ° of lifts of 0.0128mm are that 13 ° of lifts of 0.0193mm are 0.0272mm
14 ° of lifts are that 15 ° of lifts of 0.0364mm are that 16 ° of lifts of 0.0469mm are 0.0588mm
17 ° of lifts are that 18 ° of lifts of 0.0720mm are that 19 ° of lifts of 0.0865mm are 0.1024mm
20 ° of lifts are that 21 ° of lifts of 0.1196mm are that 22 ° of lifts of 0.1382mm are 0.1581mm
23 ° of lifts are that 24 ° of lifts of 0.1793mm are that 25 ° of lifts of 0.2019mm are 0.2259mm
26 ° of lifts are that 27 ° of lifts of 0.2512mm are that 28 ° of lifts of 0.2778mm are 0.3058mm
29 ° of lifts are that 30 ° of lifts of 0.3352mm are that 31 ° of lifts of 0.3659mm are 0.3980mm
32 ° of lifts are that 33 ° of lifts of 0.4315mm are that 34 ° of lifts of 0.4663mm are 0.5025mm
35 ° of lifts are that 36 ° of lifts of 0.5400mm are that 37 ° of lifts of 0.5790mm are 0.6200mm
38 ° of lifts are that 39 ° of lifts of 0.6642mm are that 40 ° of lifts of 0.7117mm are 0.7625mm
41 ° of lifts are that 42 ° of lifts of 0.8167mm are that 43 ° of lifts of 0.8743mm are 0.9352mm
44 ° of lifts are that 45 ° of lifts of 0.9998mm are that 46 ° of lifts of 1.0680mm are 1.1400mm
47 ° of lifts are that 48 ° of lifts of 1.2159mm are that 49 ° of lifts of 1.2959mm are 1.3801mm
50 ° of lifts are that 51 ° of lifts of 1.4685mm are that 52 ° of lifts of 1.5610mm are 1.6572mm
53 ° of lifts are that 54 ° of lifts of 1.7572mm are that 55 ° of lifts of 1.8611mm are 1.9690mm
56 ° of lifts are that 57 ° of lifts of 2.0811mm are that 58 ° of lifts of 2.1972mm are 2.3171mm
59 ° of lifts are that 60 ° of lifts of 2.4409mm are that 61 ° of lifts of 2.5685mm are 2.6996mm
62 ° of lifts are that 63 ° of lifts of 2.8340mm are that 64 ° of lifts of 2.9716mm are 3.1122mm
65 ° of lifts are that 66 ° of lifts of 3.2554mm are that 67 ° of lifts of 3.4009mm are 3.5479mm
68 ° of lifts are that 69 ° of lifts of 3.6959mm are that 70 ° of lifts of 3.8440mm are 3.9917mm
71 ° of lifts are that 72 ° of lifts of 4.1387mm are that 73 ° of lifts of 4.2837mm are 4.4182mm
74 ° of lifts are that 75 ° of lifts of 4.5396mm are that 76 ° of lifts of 4.6482mm are 4.7443mm
77 ° of lifts are that 78 ° of lifts of 4.8281mm are that 79 ° of lifts of 4.8998mm are 4.9595mm
80 ° of lifts are that 81 ° of lifts of 5.0072mm are that 82 ° of lifts of 5.0432mm are 5.0682mm
83 ° of lifts are that 84 ° of lifts of 5.0867mm are that 85 ° of lifts of 5.0992mm are 5.1086mm
86 ° of lifts are that 87 ° of lifts of 5.1124mm are that 88 ° of lifts of 5.1099mm are 5.1042mm
89 ° of lifts are that 90 ° of lifts of 5.0935mm are that 91 ° of lifts of 5.0780mm are 5.0579mm
92 ° of lifts are that 93 ° of lifts of 5.0330mm are that 94 ° of lifts of 5.0019mm are 4.9679mm
95 ° of lifts are that 96 ° of lifts of 4.9285mm are that 97 ° of lifts of 4.8846mm are 4.8361mm
98 ° of lifts are that 99 ° of lifts of 4.7822mm are that 100 ° of lifts of 4.7257mm are 4.6633mm
101 ° of lifts are that 102 ° of lifts of 4.5963mm are that 103 ° of lifts of 4.5254mm are 4.4492mm
104 ° of lifts are that 105 ° of lifts of 4.3685mm are that 106 ° of lifts of 4.2849mm are 4.1960mm
107 ° of lifts are that 108 ° of lifts of 4.1037mm are that 109 ° of lifts of 4.0078mm are 3.9076mm
110 ° of lifts are that 111 ° of lifts of 3.8055mm are that 112 ° of lifts of 3.7000mm are 3.5917mm
113 ° of lifts are that 114 ° of lifts of 3.4809mm are that 115 ° of lifts of 3.3676mm are 3.2523mm
116 ° of lifts are that 117 ° of lifts of 3.1356mm are that 118 ° of lifts of 3.0180mm are 2.8993mm
119 ° of lifts are that 120 ° of lifts of 2.7802mm are that 121 ° of lifts of 2.6613mm are 2.5421mm
122 ° of lifts are that 123 ° of lifts of 2.4242mm are that 124 ° of lifts of 2.3081mm are 2.1918mm
125 ° of lifts are that 126 ° of lifts of 2.0777mm are that 127 ° of lifts of 1.9653mm are 1.8550mm
128 ° of lifts are that 129 ° of lifts of 1.7480mm are that 130 ° of lifts of 1.6433mm are 1.5409mm
131 ° of lifts are that 132 ° of lifts of 1.4424mm are that 133 ° of lifts of 1.3474mm are 1.2552mm
134 ° of lifts are that 135 ° of lifts of 1.1665mm are that 136 ° of lifts of 1.0822mm are 1.0009mm
137 ° of lifts are that 138 ° of lifts of 0.9240mm are that 139 ° of lifts of 0.8510mm are 0.7813mm
140 ° of lifts are that 141 ° of lifts of 0.7164mm are that 142 ° of lifts of 0.6560mm are 0.5993mm
143 ° of lifts are that 144 ° of lifts of 0.5475mm are that 145 ° of lifts of 0.4999mm are 0.4570mm
146 ° of lifts are that 147 ° of lifts of 0.4187mm are that 148 ° of lifts of 0.3834mm are 0.3524mm
149 ° of lifts are that 150 ° of lifts of 0.3262mm are that 151 ° of lifts of 0.3028mm are 0.2840mm
152 ° of lifts are that 153 ° of lifts of 0.2690mm are that 154 ° of lifts of 0.2569mm are 0.2472mm
155 ° of lifts are that 156 ° of lifts of 0.2395mm are that 157 ° of lifts of 0.2333mm are 0.2272mm
158 ° of lifts are that 159 ° of lifts of 0.2219mm are that 160 ° of lifts of 0.2163mm are 0.2109mm
161 ° of lifts are that 162 ° of lifts of 0.2054mm are that 163 ° of lifts of 0.1993mm are 0.1932mm
164 ° of lifts are that 165 ° of lifts of 0.1879mm are that 166 ° of lifts of 0.1824mm are 0.1763mm
167 ° of lifts are that 168 ° of lifts of 0.1703mm are that 169 ° of lifts of 0.1642mm are 0.1589mm
170 ° of lifts are that 171 ° of lifts of 0.1534mm are that 172 ° of lifts of 0.1473mm are 0.1413mm
173 ° of lifts are that 174 ° of lifts of 0.1353mm are that 175 ° of lifts of 0.1293mm are 0.1232mm
176 ° of lifts are that 177 ° of lifts of 0.1179mm are that 178 ° of lifts of 0.1124mm are 0.1062mm
179 ° of lifts are that 180 ° of lifts of 0.1003mm are that 181 ° of lifts of 0.0942mm are 0.0890mm
182 ° of lifts are that 183 ° of lifts of 0.0832mm are that 184 ° of lifts of 0.0780mm are 0.0717mm
185 ° of lifts are that 186 ° of lifts of 0.0652mm are that 187 ° of lifts of 0.0593mm are 0.0528mm
188 ° of lifts are that 189 ° of lifts of 0.0479mm are that 190 ° of lifts of 0.0423mm are 0.0364mm
191 ° of lifts are that 192 ° of lifts of 0.0296mm are that 193 ° of lifts of 0.0232mm are 0.0172mm
194 ° of lifts are that 195 ° of lifts of 0.0118mm are that 196 ° of lifts of 0.0074mm are 0.0041mm
197 ° of lifts are that 198 ° of lifts of 0.0010mm are 0.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220235760 CN202659292U (en) | 2012-05-24 | 2012-05-24 | Cam molded line for motorcycle engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220235760 CN202659292U (en) | 2012-05-24 | 2012-05-24 | Cam molded line for motorcycle engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202659292U true CN202659292U (en) | 2013-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220235760 Expired - Fee Related CN202659292U (en) | 2012-05-24 | 2012-05-24 | Cam molded line for motorcycle engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202659292U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103397921A (en) * | 2013-07-02 | 2013-11-20 | 广西玉柴机器股份有限公司 | Engine camshaft cam |
-
2012
- 2012-05-24 CN CN 201220235760 patent/CN202659292U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103397921A (en) * | 2013-07-02 | 2013-11-20 | 广西玉柴机器股份有限公司 | Engine camshaft cam |
| CN103397921B (en) * | 2013-07-02 | 2015-06-03 | 广西玉柴机器股份有限公司 | Engine camshaft cam |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: GUANGDONG TAYO MOTORCYCLE TECHNOLOGY CO., LTD. Assignor: Jiangmen Tianyi Metal Industry Co., Ltd. Contract record no.: 2013440000282 Denomination of utility model: Cam molded line for motorcycle engine Granted publication date: 20130109 License type: Exclusive License Record date: 20130528 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20200524 |