A Kind of Filling Lattice Structure Based on DFAM for Mechanical Parts: The Diamond Lattice Structure

Table 2

Comparison of simulation data of diamond lattice structure unit.

Serial number	Rod section radius r (mm)	Relative density	Force Fmax (N)	Maximum stress (MPa)	Maximum displacement s (mm) (×10^−3)	Simulation equivalent modulus of elasticity (GPa)	Theoretical equivalent modulus of elasticity (GPa)
1	0.5	0.0265	3.644	27.57	5.602	0.0617	0.0710
2	0.6	0.0375	6.573	27.57	4.913	0.1261	0.1572
3	0.7	0.0507	10.700	27.57	4.407	0.2289	0.2787
4	0.8	0.0657	15.902	27.57	3.971	0.3776	0.4374
5	0.9	0.0825	24.319	27.57	3.811	0.6016	0.6379
6	1.0	0.1011	32.346	27.57	3.610	0.8448	0.8850
7	1.1	0.1214	42.697	27.57	3.440	1.1702	1.1820
8	1.2	0.1433	56.201	27.57	3.371	1.5718	1.5315
9	1.3	0.1669	70.797	27.57	3.264	2.0450	1.9391
10	1.4	0.1921	88.592	27.57	3.218	2.5956	2.4075
11	1.5	0.2188	110.539	27.57	3.231	3.2256	2.9383
12	1.6	0.2469	130.450	27.57	3.112	3.9521	3.5331
13	1.7	0.2765	160.650	27.57	3.173	4.7735	4.1974
14	1.8	0.3075	190.280	27.57	3.147	5.7006	4.9323
15	1.9	0.3398	219.681	27.57	3.063	6.7619	5.7384
16	2	0.3734	250.636	27.57	2.966	7.9671	6.6186