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增加了HSMO整线优化方法，读取数据增加了供料器部分

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hit-lu
2025-08-10 16:58:42 +08:00
parent 045f2f394d
commit 4fd5560650
17 changed files with 1765 additions and 352 deletions
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84
lineopt_model.py
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@@ -7,7 +7,7 @@ def line_optimizer_model(component_data, pcb_data, machine_num, hinter=True):
mdl = Model('pcb assembly line optimizer')
mdl.setParam('Seed', 0)
mdl.setParam('OutputFlag', hinter) # set whether output the debug information
mdl.setParam('TimeLimit', 600 * 3)
mdl.setParam('TimeLimit', 1000)
nozzle_type, component_type = [], []
for _, data in component_data.iterrows():
@@ -22,9 +22,10 @@ def line_optimizer_model(component_data, pcb_data, machine_num, hinter=True):
H = max_head_index
I = len(component_data)
S = min(len(component_data) * ratio, 60)
K = math.ceil(len(pcb_data) * 1.0 / H / M) + 1
# K = 3
S = sum([data.fdn * ratio for _, data in component_data.iterrows()])
K = math.ceil(len(pcb_data) * 1.0 / M) + 1
# K = len(pcb_data)
CompOfNozzle = [[0 for _ in range(J)] for _ in range(I)] # Compatibility
component_point = [0 for _ in range(I)]
@@ -35,15 +36,17 @@ def line_optimizer_model(component_data, pcb_data, machine_num, hinter=True):
# objective related
g = mdl.addVars(list_range(K), list_range(M), vtype=GRB.BINARY)
d = mdl.addVars(list_range(K), list_range(H), list_range(M), lb=0, vtype=GRB.CONTINUOUS)
d = mdl.addVars(list_range(K), list_range(H), list_range(M), vtype=GRB.INTEGER)
u = mdl.addVars(list_range(I), list_range(K), list_range(H), list_range(M), vtype=GRB.BINARY)
v = mdl.addVars(list_range(S), list_range(K), list_range(H), list_range(M), vtype=GRB.BINARY)
d_plus = mdl.addVars(list_range(J), list_range(K), list_range(H), list_range(M), lb=0, vtype=GRB.CONTINUOUS)
d_minus = mdl.addVars(list_range(J), list_range(K), list_range(H), list_range(M), lb=0, vtype=GRB.CONTINUOUS)
w = mdl.addVars(list_range(K), list_range(M), vtype=GRB.CONTINUOUS)
w = mdl.addVars(list_range(J), list_range(K), list_range(H), list_range(M), vtype=GRB.BINARY)
d_plus = mdl.addVars(list_range(J), list_range(K), list_range(H), list_range(M), vtype=GRB.CONTINUOUS)
d_minus = mdl.addVars(list_range(J), list_range(K), list_range(H), list_range(M), vtype=GRB.CONTINUOUS)
z = mdl.addVars(list_range(K), list_range(M), vtype=GRB.INTEGER)
e = mdl.addVars(list_range(-(H - 1) * ratio, S), list_range(K), list_range(M), vtype=GRB.BINARY)
f = mdl.addVars(list_range(S), list_range(I), list_range(M), vtype=GRB.BINARY, name='')
t = mdl.addVars(list_range(M), lb=0, ub=N, vtype=GRB.CONTINUOUS)
obj = mdl.addVar(lb=0, ub=N, vtype=GRB.CONTINUOUS)
mdl.addConstrs(g[k, m] >= g[k + 1, m] for k in range(K - 1) for m in range(M))
@@ -52,24 +55,26 @@ def line_optimizer_model(component_data, pcb_data, machine_num, hinter=True):
quicksum(u[i, k, h, m] for i in range(I)) <= g[k, m] for k in range(K) for h in range(H) for m in range(M))
# nozzle no more than 1 for head h and cycle k
mdl.addConstrs(quicksum(CompOfNozzle[i][j] * u[i, k, h, m] for i in range(I) for j in range(J)) <= 1 for k
in range(K) for h in range(H) for m in range(M))
mdl.addConstrs(quicksum(w[j, k, h, m] for j in range(J)) <= 1 for k in range(K) for h in range(H) for m in range(M))
# work completion
mdl.addConstrs(
quicksum(u[i, k, h, m] for k in range(K) for h in range(H) for m in range(M)) == component_point[i] for i in
range(I))
# nozzle change
mdl.addConstrs(quicksum(CompOfNozzle[i][j] * u[i, k, h, m] for i in range(I)) - quicksum(
CompOfNozzle[i][j] * u[i, k + 1, h, m] for i in range(I)) == d_plus[j, k, h, m] - d_minus[j, k, h, m] for k in
mdl.addConstrs(
u[i, k, h, m] <= quicksum(CompOfNozzle[i][j] * w[j, k, h, m] for j in range(J)) for i in range(I) for k in
range(K) for h in range(H) for m in range(M))
mdl.addConstrs(w[j, k, h, m] - w[j, k + 1, h, m] == d_plus[j, k, h, m] - d_minus[j, k, h, m] for k in
range(K - 1) for j in range(J) for h in range(H) for m in range(M))
mdl.addConstrs(quicksum(CompOfNozzle[i][j] * u[i, K - 1, h, m] for i in range(I)) - quicksum(
CompOfNozzle[i][j] * u[i, 0, h, m] for i in range(I)) == d_plus[j, K - 1, h, m] - d_minus[j, K - 1, h, m] for j
in range(J) for h in range(H) for m in range(M))
mdl.addConstrs(w[j, 0, h, m] - w[j, K - 1, h, m] == d_plus[j, K - 1, h, m] - d_minus[j, K - 1, h, m]
for j in range(J) for h in range(H) for m in range(M))
mdl.addConstrs(2 * d[k, h, m] == quicksum(d_plus[j, k, h, m] for j in range(J)) + quicksum(
d_minus[j, k, h, m] for j in range(J)) - 1 for k in range(K) for h in range(H) for m in range(M))
mdl.addConstrs(d[k, h, m] == quicksum(d_plus[j, k, h, m] for j in range(J)) + quicksum(
d_minus[j, k, h, m] for j in range(J)) for k in range(K) for h in range(H) for m in range(M))
# simultaneous pick
for s in range(-(H - 1) * ratio, S):
@@ -99,25 +104,29 @@ def line_optimizer_model(component_data, pcb_data, machine_num, hinter=True):
for s in range(S) for m in range(M))
# pickup movement
mdl.addConstrs(w[k, m] >= s1 * e[s1, k, m] - s2 * e[s2, k, m] + N * (e[s1, k, m] + e[s2, k, m] - 2) for s1 in
mdl.addConstrs(z[k, m] >= s1 * e[s1, k, m] - s2 * e[s2, k, m] + N * (e[s1, k, m] + e[s2, k, m] - 2) for s1 in
range(-(H - 1) * ratio, S) for s2 in range(-(H - 1) * ratio, S) for k in range(K) for m in range(M))
# objective
mdl.addConstrs(obj >= Fit_cy * quicksum(g[k, m] for k in range(K)) + Fit_nz * 2 * quicksum(
d[k, h, m] for h in range(H) for k in range(K)) + Fit_pu * quicksum(
e[s, k, m] for s in range(-(H - 1) * ratio, S) for k in range(K)) + Fit_pl * quicksum(
u[i, k, h, m] for i in range(I) for k in range(K) for h in range(H)) + Fit_mv * head_interval * quicksum(
w[k, m] for k in range(K)) for m in range(M))
mdl.addConstrs(t[m] == Fit_cy * quicksum(g[k, m] for k in range(K)) + Fit_nz * quicksum(
d[k, h, m] for h in range(H) for k in range(K)) + Fit_pu * quicksum(
e[s, k, m] for s in range(-(H - 1) * ratio, S) for k in range(K)) + Fit_pl * quicksum(
u[i, k, h, m] for i in range(I) for k in range(K) for h in range(H)) + Fit_mv * quicksum(
z[k, m] for k in range(K)) for m in range(M))
for m in range(M - 1):
mdl.addConstr(t[m] >= t[m + 1])
mdl.addConstrs(obj >= t[m] for m in range(M))
mdl.setObjective(obj, GRB.MINIMIZE)
mdl.optimize()
for m in range(M):
print(f'machine {m} : cycle : {sum(g[k, m].x for k in range(K))}, '
f'nozzle change : {sum(d[k, h, m].x for h in range(H) for k in range(K))}, '
f'pick up : {sum(e[s, k, m].x for s in range(-(H - 1) * ratio, S) for k in range(K))}, '
f'placement : {sum(u[i, k, h, m].x for i in range(I) for k in range(K) for h in range(H))}, '
f'pick movement : {sum(w[k, m].x for k in range(K))}')
f'pick movement : {sum(z[k, m].x for k in range(K))}')
pcb_part_indices = defaultdict(list)
for idx, data in pcb_data.iterrows():
@@ -162,22 +171,25 @@ def line_optimizer_model(component_data, pcb_data, machine_num, hinter=True):
average_pos = round(
(sum(head_place_pos) / len(head_place_pos) + stopper_pos[0] - slotf1_pos[0] + 1) / slot_interval)
print(f'average_pos: {average_pos}')
for k in range(len(feeder_slot_result)):
for h in range(H):
if feeder_slot_result[k][h] == -1:
continue
feeder_slot_result[k][h] = feeder_slot_result[k][h] * 2 + average_pos
placement_result, head_sequence = greedy_placement_route_generation(partial_component_data, partial_pcb_data,
component_result, cycle_result,
feeder_slot_result, hinter=False)
print('----- Placement machine ' + str(m + 1) + ' ----- ')
placement_result, head_sequence = place_allocate_sequence_route_generation(partial_component_data,
partial_pcb_data,
component_result, cycle_result,
feeder_slot_result, hinter=False)
opt_res = OptResult(component_result, cycle_result, feeder_slot_result, placement_result, head_sequence)
info = placement_info_evaluation(partial_component_data, partial_pcb_data, opt_res, hinter=False)
optimization_assign_result(partial_component_data, partial_pcb_data, opt_res, nozzle_hinter=True,
component_hinter=True, feeder_hinter=True)
info.print()
assembly_info.append(info)
print('------------------------------ ')
info = placement_info_evaluation(partial_component_data, partial_pcb_data, opt_res, hinter=hinter)
if hinter:
print('----- Placement machine ' + str(m + 1) + ' ----- ')
optimization_assign_result(partial_component_data, partial_pcb_data, opt_res, nozzle_hinter=True,
component_hinter=True, feeder_hinter=True)
info.print()
assembly_info.append(info)
print('------------------------------ ')
return assembly_info