
工(gong)字平(ping)尺按(an)/T7977-99標(biao)準(zhun)制造,材料為HT250,工(gong)(gong)作表面采(cai)用(yong)(yong)(yong)刮(gua)研或(huo)jingmi磨削工(gong)(gong)藝(yi)。工(gong)(gong)字(zi)平(ping)(ping)尺(chi)用(yong)(yong)(yong)于(yu)機床檢(jian)驗(yan)中檢(jian)驗(yan)不平(ping)(ping)度和不直(zhi)度兩(liang)個(ge)工(gong)(gong)作面是(shi)配(pei)合(he)(he)塊規,千(qian)分尺(chi),水平(ping)(ping)儀等儀器檢(jian)驗(yan),不同(tong)高(gao)度,兩(liang)導軌的平(ping)(ping)行和不連(lian)接(jie)導軌的水平(ping)(ping),工(gong)(gong)字(zi)平(ping)(ping)尺(chi)并(bing)可以配(pei)合(he)(he)直(zhi)角尺(chi),檢(jian)驗(yan)只用(yong)(yong)(yong)直(zhi)角尺(chi)無法(fa)檢(jian)驗(yan)的兩(liang)機件(jian)的垂(chui)直(zhi)度的量具,工(gong)(gong)字(zi)平(ping)(ping)尺(chi)還(huan)適(shi)用(yong)(yong)(yong)于(yu)設備安(an)裝和檢(jian)查(cha),使(shi)用(yong)(yong)(yong)溫(wen)度(20±5)℃。
工(gong)字平尺的規格有(you)很多種,常見的(de)有:(mm)
500×35 、750×40 、1000×50 、1200×50、 1500×70 、2000×80 、2500×80 、3000×100 、3500×100 、4000×10
工(gong)字平尺的規格表(biao):
規格mm
|
工作面直線度(du)或平面度(du)
|
工作面(mian)間平行度
|
側面(mian)對(dui)工作面(mian)垂直度
|
||||||
度等級um
|
|||||||||
0
|
1
|
2
|
0
|
1
|
2
|
0
|
1
|
2
|
|
500×35
|
3
|
6
|
12
|
4.5
|
9
|
18
|
15
|
30
|
60
|
750×40
|
4
|
8
|
15
|
6
|
12
|
25
|
20
|
40
|
80
|
1000×50
|
5
|
10
|
20
|
7.5
|
15
|
30
|
25
|
50
|
100
|
1500×70
|
7.4
|
15
|
30
|
10
|
20
|
40
|
37
|
75
|
150
|
2000×90
|
9
|
18
|
36
|
13.5
|
27
|
54
|
45
|
90
|
180
|
2500×90
|
11
|
22
|
44
|
16
|
32
|
65
|
55
|
110
|
220
|
3000×100
|
13
|
26
|
52
|
19.5
|
39
|
78
|
65
|
130
|
260
|
3500×100
|
15
|
30
|
60
|
22
|
45
|
90
|
75
|
150
|
300
|
4000×100
|
17
|
34
|
68
|
25
|
50
|
100
|
85
|
170
|
340
|
5000×110
|
21
|
42
|
84
|
30
|
60
|
120
|
105
|
210
|
420
|
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