manufacture/quality_control_mrp/views/mrp_production_view.xml

<?xml version="1.0" encoding="UTF-8"?>
<openerp>
    <data>
        <record id="action_qc_inspection_per_production" model="ir.actions.act_window">
            <field name="name">Quality inspections from production order</field>
            <field name="res_model">qc.inspection</field>
            <field name="view_mode">tree,form</field>
            <field name="domain">[('production', '=', active_id)]</field>
        </record>

        <record model="ir.ui.view" id="mrp.mrp_production_buttons">
            <field name="name">mrp.production.buttons</field>
            <field name="model">mrp.production</field>
            <field name="inherit_id" ref="mrp.mrp_production_form_view" />
            <field name="arch" type="xml">
                <div class="oe_title" position="after">
                    <div class="oe_right oe_button_box" name="buttons">
                    </div>
                </div>
            </field>
        </record>

        <record model="ir.ui.view" id="mrp_production_qc_view">
            <field name="name">mrp.production.form.qc</field>
            <field name="model">mrp.production</field>
            <field name="inherit_id" ref="mrp.mrp_production_buttons" />
            <field name="groups_id"
                   eval="[(4, ref('quality_control.group_quality_control_user'))]" />
            <field name="arch" type="xml">
                <div name="buttons" position="inside">
                    <button class="oe_inline oe_stat_button"
                            type="action"
                            name="%(action_qc_inspection_per_production)d"
                            icon="fa-bookmark-o">
                        <field name="created_inspections"
                               widget="statinfo"
                               string="inspections" />
                    </button>
                </div>
            </field>
        </record>

    </data>
</openerp>