矩形螺旋弹簧(模具弹簧) -TH-
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矩形螺旋弹簧(模具弹簧) -TH-

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基本信息
规格表
FAQ
产品概述
TH矩形螺旋弹簧产品概述矩形螺旋弹簧是接受轴向压力的螺旋弹簧,通过压缩形变储能,从而提供缓冲回弹力。

米思米现有销售米思米自有品牌的SW*系列弹簧(品质优秀),X-SW*系列弹簧(更具性价比),以及东京发条品牌的T*系列弹簧,可供客户选择。
产品特点
1. 广泛应用于模具制造加工行业,同时在其他行业也有所使用。
2. 东发品牌矩形螺旋弹簧使用油冷回火弹簧钢,提供稳定的负载,耐久的寿命。
3. 为了便于识别及防止生锈,米思米的矩形螺旋弹簧进行了喷漆。
4. 符合升级后的RoHS2.0 十项物质环保标准。ROHS图标
规格概述
TH矩形螺旋弹簧 规格概述外径尺寸:Φ8~70mm

全长尺寸:10~350mm

压缩率及建议使用次数建议:
高压缩量 24.0%,建议使用次数30万次;
中压缩量 21.6%,建议使用次数50万次;
低压缩量 19.2%,建议使用次数100万次;
使用方法
1.弹簧使用时需要配套使用导向,在没有弹簧导向的条件下使用时,弹簧会发生纵弯曲和横弯曲等,弯曲的内侧会产生局部的高应力,使用导销,外径导承等弹簧导承。*一般来说,通过内径侧导承将导销自上而下贯通后使用最为理想。

2.有关弹簧的内径与导销
建议导销杆径设定为比弹簧内径小1.0mm左右。如果与导销之间的间隙较小,导销就会使弹簧内径产生磨损,并以磨损部为起点,导致最终折损。另外,如果弹簧内径与导销之间的间隙过大,则会导致纵弯曲。(正确方式如图-1)

3.有关弹簧的外径与沉头孔
建议沉头孔径设定比弹簧外径大1.5mm左右。如果与沉头孔之间的间隙较小时,会因弹簧压缩后外径侧膨胀,而导致弹簧外径与沉头孔摩擦造成截面变形,应力集中而导致最终折损。(正确方式如图-1)

4.务必保证在最大压缩量范围内使用弹簧,不能超行程使用。(如图-2)

5.弹簧使用预压后方可使用。

6.弹簧使用环境注意清洁,避免异物,废料的混入,夹杂。(如图-3)

7.注意确认弹簧安装面的平行度,安装面平行度较差,会导致弹簧的横弯曲,弯曲的内侧应力局部高应力,导致最终折损。(如图-4)

8.弹簧串联,内外相套,横向使用,均会导致弹簧耐久性降低以及折损。(如图-567)

矩形螺旋弹簧(模具弹簧) -TH- 使用方法
使用案例
矩形螺旋弹簧(模具弹簧) -TH- 使用案例

矩形螺旋弹簧(模具弹簧) -TH- 使用案例
相关产品
弹簧导销弹簧保持器弹簧组件用法兰矩形螺旋弹簧用垫圈
弹簧导销弹簧保持器弹簧组件用法兰矩形螺旋弹簧用垫圈
可与SMW弹簧配套使用,保证弹簧压缩过程中的垂直。可与弹簧配套使用,保证弹簧压缩过程中的垂直。弹簧安装用。弹簧安装用。
尺寸图
TH矩形螺旋弹簧尺寸图外径公差:D=6~60时,-0.7~0mm
     D=70时,-1.0~0mm

内径公差:d +0.1~+0.7mm

负载公差:±10%

垂直度:2°以下

自由长度公差: L<=50时,± 0.5mm
       L>=55时,± 1%

卷绕方向:右绕
规格表
DdL弹簧常数
N/mm{kgf/mm}
F=L×19.2%F=L×21.6%F=L×24%型式
Fmm负载
N{kgf}
Fmm负载
N{kgf}
Fmm负载
N{kgf}
TypeD-L
使用次数100万次50万次30万次
841086.25{8.80}1.9166.7
{17.0}
2.2186.3
{19.0}
2.4206
{21.0}
TH8-10
1557.50{5.86}2.93.23.615
2043.13{4.40}3.84.34.820
2534.50{3.52}4.85.46.025
3028.75{2.93}5.86.57.230
3524.64{2.51}6.77.68.435
4021.56{2.20}7.78.69.640
4519.17{1.95}8.69.710.845
5017.25{1.76}9.610.812.050
5515.68{1.60}10.611.913.255
6014.38{1.47}11.513.014.460
6513.27{1.35}12.514.015.665
7012.32{1.26}13.415.116.870
7511.50{1.17}14.416.218.075
8010.78{1.10}15.417.319.280
1052061.34{6.26}3.8235
{24.0}
4.3265
{27.0}
4.8294
{30.0}
TH10-20
2549.07{5.00}4.85.46.025
3040.90{4.17}5.86.57.230
3535.05{3.57}6.77.68.435
4030.67{3.13}7.78.69.640
4527.26{2.78}8.69.710.845
5024.54{2.50}9.610.812.050
5522.31{2.27}10.611.913.255
6020.45{2.09}11.513.014.460
6518.87{1.92}12.514.015.665
7017.53{1.79}13.415.116.870
7516.36{1.67}14.416.218.075
8015.34{1.56}15.417.319.280
9013.63{1.39}17.319.421.690
1262086.34{8.80}3.8333
{34.0}
4.3373
{38.0}
4.8422
{43.0}
TH12-20
2569.07{7.04}4.85.46.025
3057.56{5.87}5.86.57.230
3549.34{5.03}6.77.68.435
4043.17{4.40}7.78.69.640
4538.37{3.91}8.69.710.845
5034.54{3.52}9.610.812.050
5531.40{3.20}10.611.913.255
6028.78{2.93}11.513.014.460
6526.57{2.71}12.514.015.665
7024.67{2.52}13.415.116.870
7523.02{2.35}14.416.218.075
8021.59{2.20}15.417.319.280
9019.19{1.96}17.319.421.690
1472596.30{9.82}4.8461
{47.0}
5.4520
{53.0}
6.0579
{59.0}
TH14-25
3080.25{8.18}5.86.57.230
3568.78{7.01}6.77.68.435
4060.19{6.14}7.78.69.640
4553.50{5.46}8.69.710.845
5048.15{4.91}9.610.812.050
5543.77{4.46}10.611.913.255
6040.12{4.09}11.513.014.460
6537.04{3.78}12.514.015.665
7034.39{3.51}13.415.116.870
7532.10{3.27}14.416.218.075
8030.09{3.07}15.417.319.280
9026.75{2.73}17.319.421.690
10024.07{2.45}19.221.624.0100
16825125.37{12.78}4.8608
{62.0}
5.4677
{69.0}
6.0755
{77.0}
TH16-25
30104.48{10.65}5.86.57.230
3589.55{9.13}6.77.68.435
4078.36{7.99}7.78.69.640
4569.65{7.10}8.69.710.845
5062.69{6.39}9.610.812.050
5556.99{5.81}10.611.913.255
6052.24{5.33}11.513.014.460
6548.22{4.92}12.514.015.665
7044.78{4.57}13.415.116.870
7541.79{4.26}14.416.218.075
8039.18{4.00}15.417.319.280
9034.83{3.55}17.319.421.690
10031.34{3.20}19.221.624.0100
12525.07{2.56}24.027.030.0125
18925157.96{16.11}4.8765
{78.0}
5.4853
{87.0}
6.0951
{97.0}
TH18-25
30131.64{13.42}5.86.57.230
35112.83{11.51}6.77.68.435
4098.73{10.07}7.78.69.640
4587.76{8.95}8.69.710.845
5078.98{8.05}9.610.812.050
5571.80{7.32}10.611.913.255
6065.82{6.71}11.513.014.460
6560.75{6.20}12.514.015.665
7056.42{5.75}13.415.116.870
7552.65{5.37}14.416.218.075
8049.36{5.03}15.417.319.280
9043.88{4.47}17.319.421.690
10039.49{4.03}19.221.624.0100
12531.59{3.22}24.027.030.0125
201025196.11{20.00}4.8941
{96.0}
5.41059
{108.0}
6.01177
{120.0}
TH20-25
30163.43{16.66}5.86.57.230
35140.08{14.28}6.77.68.435
40122.57{12.50}7.78.69.640
45108.95{11.11}8.69.710.845
5098.06{10.00}9.610.812.050
5589.14{9.09}10.611.913.255
6081.71{8.33}11.513.014.460
6575.43{7.69}12.514.015.665
7070.04{7.14}13.415.116.870
7565.37{6.67}14.416.218.075
8061.28{6.25}15.417.319.280
9054.48{5.55}17.319.421.690
10049.03{5.00}19.221.624.0100
12539.22{4.00}24.027.030.0125
15032.69{3.33}28.832.436.0150
221125236.11{24.08}4.81138
{116.0}
5.41275
{130.0}
6.01422
{145.0}
TH22-25
30196.76{20.06}5.86.57.230
35168.65{17.20}6.77.68.435
40147.57{15.05}7.78.69.640
45131.17{13.38}8.69.710.845
50118.06{12.04}9.610.812.050
55107.32{10.94}10.611.913.255
6098.38{10.03}11.513.014.460
6590.81{9.26}12.514.015.665
7084.33{8.60}13.415.116.870
7578.70{8.03}14.416.218.075
8073.78{7.52}15.417.319.280
9065.59{6.69}17.319.421.690
10059.03{6.02}19.221.624.0100
12547.22{4.82}24.027.030.0125
15039.35{4.01}28.832.436.0150
2512.525306.85{31.29}4.81471
{150.0}
5.41657
{169.0}
6.01834
{187.0}
TH25-25
30255.71{26.08}5.86.57.230
35219.18{22.35}6.77.68.435
40191.78{19.56}7.78.69.640
45170.47{17.38}8.69.710.845
50153.43{15.65}9.610.812.050
55139.48{14.22}10.611.913.255
60127.85{13.04}11.513.014.460
65118.02{12.03}12.514.015.665
70109.59{11.18}13.415.116.870
75102.28{10.43}14.416.218.075
8095.89{9.78}15.417.319.280
9085.24{8.69}17.319.421.690
10076.71{7.82}19.221.624.0100
12561.37{6.26}24.027.030.0125
15051.14{5.22}28.832.436.0150
17543.84{4.47}33.637.842.0175
20038.36{3.91}38.443.248.0200
2713.525357.78{36.48}4.81716
{175.0}
5.41932
{197.0}
6.02150
{219.2}
TH27-25
30298.15{30.40}5.86.57.230
35255.56{26.06}6.77.68.435
40223.61{22.80}7.78.69.640
45198.77{20.27}8.69.710.845
50178.89{18.24}9.610.812.050
55162.63{16.58}10.611.913.255
60149.07{15.20}11.513.014.460
65137.61{14.03}12.514.015.665
70127.78{13.03}13.415.116.870
75119.26{12.16}14.416.218.075
80111.81{11.40}15.417.319.280
9099.38{10.13}17.319.421.690
10089.44{9.12}19.221.624.0100
12571.56{7.30}24.027.030.0125
15059.63{6.08}28.832.436.0150
17551.11{5.21}33.637.842.0175
20044.72{4.56}38.443.248.0200
301525440.74{44.94}4.82120
{216.2}
5.42380
{242.7}
6.02648
{270.0}
TH30-25
30367.28{37.45}5.86.57.230
35314.81{32.10}6.77.68.435
40275.46{28.09}7.78.69.640
45244.86{24.97}8.69.710.845
50220.37{22.47}9.610.812.050
55200.34{20.43}10.611.913.255
60183.64{18.73}11.513.014.460
65169.52{17.29}12.514.015.665
70157.41{16.05}13.415.116.870
75146.91{14.98}14.416.218.075
80137.73{14.04}15.417.319.280
90122.43{12.48}17.319.421.690
100110.19{11.24}19.221.624.0100
12588.15{8.99}24.027.030.0125
15073.46{7.49}28.832.436.0150
17562.96{6.42}33.637.842.0175
20055.09{5.62}38.443.248.0200
3517.540375.00{38.24}7.72870
{292.7}
8.63240
{330.4}
9.63600
{367.1}
TH35-40
45333.33{33.99}8.69.710.845
50300.00{30.59}9.610.812.050
55272.73{27.81}10.611.913.255
60250.00{25.49}11.513.014.460
65230.77{23.53}12.514.015.665
70214.29{21.85}13.415.116.870
75200.00{20.39}14.416.218.075
80187.50{19.12}15.417.319.280
90166.67{17.00}17.319.421.690
100150.00{15.30}19.221.624.0100
125120.00{12.24}24.027.030.0125
150100.00{10.20}28.832.436.0150
17585.71{8.74}33.637.842.0175
20075.00{7.65}38.443.248.0200
402040490.74{50.04}7.73770
{384.4}
8.64240
{432.4}
9.64710
{480.3}
TH40-40
45436.21{44.48}8.69.710.845
50392.59{40.03}9.610.812.050
55356.90{36.39}10.611.913.255
60327.16{33.36}11.513.014.460
65301.99{30.79}12.514.015.665
70280.42{28.60}13.415.116.870
75261.73{26.69}14.416.218.075
80245.37{25.02}15.417.319.280
90218.11{22.24}17.319.421.690
100196.30{20.02}19.221.624.0100
125157.04{16.01}24.027.030.0125
150130.86{13.34}28.832.436.0150
175112.17{11.44}33.637.842.0175
20098.15{10.01}38.443.248.0200
22587.24{8.90}43.248.654.0225
25078.52{8.01}48.054.060.0250
27571.38{7.28}52.859.466.0275
30065.43{6.67}57.664.872.0300
502550612.96{62.50}9.65880
{599.6}
10.86620
{675.1}
12.07360
{750.5}
TH50-50
55557.24{56.82}10.611.913.255
60510.80{52.09}11.513.014.460
65471.51{48.08}12.514.015.665
70437.83{44.65}13.415.116.870
75408.64{41.67}14.416.218.075
80383.10{39.07}15.417.319.280
90340.53{34.72}17.319.421.690
100306.48{31.25}19.221.624.0100
125245.19{25.00}24.027.030.0125
150204.32{20.83}28.832.436.0150
175175.13{17.86}33.637.842.0175
200153.24{15.63}38.443.248.0200
225136.21{13.89}43.248.654.0225
250122.59{12.50}48.054.060.0250
275111.45{11.36}52.859.466.0275
300102.16{10.42}57.664.872.0300
35087.57{8.93}67.275.684.0350
603060736.11{75.06}11.58470
{863.7}
13.09540
{972.8}
14.410590
{1080}
TH60-60
70630.95{64.34}13.415.116.870
80552.08{56.30}15.417.319.280
90490.74{50.04}17.319.421.690
100441.67{45.04}19.221.624.0100
125353.33{36.03}24.027.030.0125
150294.44{30.02}28.832.436.0150
175252.38{25.74}33.637.842.0175
200220.83{22.52}38.443.248.0200
225196.30{20.02}43.248.654.0225
250176.67{18.01}48.054.060.0250
275160.61{16.38}52.859.466.0275
300147.22{15.01}57.664.872.0300
350126.19{12.87}67.275.684.0350
7038.570773.81{78.91}13.410400
{1061}
15.111700
{1193}
16.813000
{1326}
TH70-70
80677.08{69.04}15.417.319.280
90601.85{61.37}17.319.421.690
100541.67{55.23}19.221.624.0100
125433.33{44.19}24.027.030.0125
150361.11{36.82}28.832.436.0150
175309.52{31.56}33.637.842.0175
200270.83{27.62}38.443.248.0200
225240.74{24.55}43.248.654.0225
250216.67{22.09}48.054.060.0250
275196.97{20.09}52.859.466.0275
300180.56{18.41}57.664.872.0300
350154.76{15.78}67.275.684.0350
●材质 油冷回火弹簧钢
●负载的计算方法:负载=弹簧常数×压缩量
(国际单位)N=N/mm×Fmm
      kgf=kgf/mm×Fmm
      (kgf=N×0.101972)
关于此商品的常见问题 (FAQ)
如何进行弹簧选型?
根据所需弹簧的承载力,使用压缩量,以及安装孔位的空间限制,综合进行选择。
(负载=弹簧常数*压缩量,弹簧常数,弹簧内外径,自由长度,以及最大压缩量详见米思米目录)
米思米矩形螺旋弹簧是否耐高温?
米思米矩形螺旋弹簧正常使用环境温度应为80℃以下。在超过环境温度的条件下使用时,弹簧性能将会大幅度地下降,或过早折损。
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