odoo-survey-addons/custom_matrix_survey/security/ir_model_access.xml

<odoo>

  <record id="survey_label_value_all_r" model="ir.model.access">
    <field name="name">survey.label.value All R</field>
    <field name="model_id" ref="custom_matrix_survey.model_survey_label_value"/>
    <field name="perm_read">1</field>
    <field name="perm_write">0</field>
    <field name="perm_create">0</field>
    <field name="perm_unlink">0</field>
  </record>

  <record id="survey_label_value_manager_rwcu" model="ir.model.access">
    <field name="name">survey.label.value Survey Manager RWCU</field>
    <field name="model_id" ref="custom_matrix_survey.model_survey_label_value"/>
    <field name="group_id" ref="survey.group_survey_manager"/>
    <field name="perm_read">1</field>
    <field name="perm_write">1</field>
    <field name="perm_create">1</field>
    <field name="perm_unlink">1</field>
  </record>

</odoo>