number = tk.StringVar()
number_chosen = ttk.Combobox(choice_object, width= 12, textvariable=number)
number_chosen['values'] = [1,2,3]
number_chosen.place(x=50, y=410, width=50, height= 30)

def add():
    global chbox_1,label_1
    for i in range(int(number_chosen.get())):
        label_1 = tk.LabelFrame(choice_object)
        label_1.pack(pady=30)
        chbox_1 = tk.IntVar()
        check1 = tk.Checkbutton(label_1, variable=chbox_1, onvalue= 1, offvalue= 0)
        check1.pack(side=LEFT)
        label_2 = tk.Label(label_1, text= "물체 " + str(i+1))
        label_2.pack(side=LEFT, padx= 5)




btn_add = tk.Button(choice_object, text= "추가", command= add)
btn_add.place(x=150, y=410, width=50, height= 30)

btn_del = tk.Button(choice_object, text= "삭제", command=lambda: label_1.destroy())
btn_del.place(x=150, y=450, width=50, height= 30)

삭제 버튼을 누르면 체크된 라벨 프레임을 삭제하고 싶은데 지금 이대로 하면 맨마지막 것만 삭제되는데 방법이 있을까요?