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GB/T 45160-2024Safety of woodworking machines - Horizontal beam panel circular sawing machines (English PDF)

木工机床安全卧式锯板机

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Issued by

State Administration for Market Regulation, China National Standardization Administration

Level / Type

National · Recommended

Issue date

December 31, 2024

Implementation date

July 1, 2025

Scope

GB/T 45160-2024 is the English-translated version of 木工机床安全卧式锯板机.

GB/T 45160-2024 — This document describes saw carriages with front saw lines mounted below the workpiece support, with manual loading and/or motorized loading and manual unloading, and Safety requirements and measures for horizontal sawing machines (see 3.1 for definition) capable of continuous processing (hereinafter referred to as machine tools).

This document covers the hazards listed in Appendix A (Hazard List) associated with the machine tool when the machine tool is operated, adjusted and maintained in accordance with the manufacturer's expectations.

All significant hazards, hazardous situations and events associated with the use of the equipment, including reasonably foreseeable misuse. In addition, transportation, assembly, disassembly, decommissioning and other and hazards during the scrapping phase.

The machine tool may be equipped with any of the following devices/additional working units. ---Side pressure device; ---Mobile unloading device; ---Line drawing unit; ---Post-forming/soft forming trimming and pre-cutting unit; --- Plate rotating device; ---Front steering workbench; ---Eject the device; --- Pneumatic clamping device for saw blade; ---Push plate feeding device; ---Milling cutter slotting device; --- One or more additional sawing lines (before the cross-cutting line) inside the machine tool for longitudinal and/or main sawing; --- Workpiece vacuum clamping mechanism as part of the front turning table or sheet material unloading device; ---Push plate; ---Split push plate; --- Additional push plate installed on the push plate seat; ---Additional push plate with integrated label printer device; ---Lifting platform; ---Automatic feeding device for thin plates; ---Gravity feeding device for bottom panel; ---Motorized unloading device for bottom panel; --- Unloading device under limited space conditions; ---Feeding or pre-feeding roller conveyor; ---Pressure beam with additional baffles to improve dust collection efficiency; ---Use air, water-gas or oil-gas saw blade cooling system; ---Vibrating conveyor with or without trimming unit for edge material processing; ---External systems for top loading/unloading directly on the machine table/pre-loading roller conveyor/machine lifting table.

Note. Bottom sheet refers to the supporting sheet under the stacked sheets to protect the sheets from damage during transportation. The machine is designed for sawing the following panels. a) solid wood; b) Materials with similar physical properties to wood (see 3.2 in GB/T 44902-2024);

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Document preview — GB/T 45160-2024

National Standard of the People's Republic of China

ICS: 79.120.10
Classification: J 65

Issued by: State Administration for Market Regulation, China National Standardization Administration

Preface
1 Scope
2 Normative references
3 Terms and Definitions
4 Safety requirements and/or measures
4.1 Safety and reliability of control systems
4.2 Control Devices
4.3 Start-up
4.4 Safe Stop
4.5 Braking of the knife shaft
4.6 Mode Selection
4.7 Speed Change of Knife Axis
4.8 Power source failure
4.9 Manual reset control
4.10 Stop detection and monitoring
4.11 Speed monitoring of moving parts
4.12 Time Delay
4.13 Remote Services 10
5 Safety requirements and protective measures for mechanical hazards
5.1 Stability
5.2 Risk of fracture during operation
5.3 Design of tool and tool holder
5.4 Braking
5.5 Protective devices
5.6 Prevention of access to hazardous moving parts
5.7 Impact Hazard
5.8 Clamping device
5.9 Prevention of Projectiles
5.10 Support and guidance of workpieces
6 Safety requirements and protective measures for other hazards
6.1 Fire
6.2 Noise
6.3 Emissions of wood chips and dust
6.4 Electrical equipment
6.5 Ergonomics and handling
6.6 Lighting
6.7 Pneumatic device
6.8 Hydraulic device
6.9 Electromagnetic compatibility
6.10 Laser
6.11 Static Electricity
6.12 Assembly Error
6.13 Isolation
6.14 Maintenance
6.15 Other related hazards
7 Usage Information 26
7.1 Warning
7.2 Identification
7.3 User Manual
Appendix A (Informative) Hazard List
Appendix B (Informative) Performance Level Requirements
Appendix C (Normative) Stability Test
Appendix D (Normative) Braking function test
Appendix E (Normative) Impact test of protective devices
Appendix F (Normative) Noise Test Procedure
Appendix G (Normative) Safety curtain rigidity test
Reference
Figure 1 Example of a horizontal sawing machine
Figure 2.Cutting line of horizontal sawing machine
Figure 3 Safety curtain
Figure 4 Example of protection under the machine tool
Figure 5 Height of front guard
Figure 6 Dimensions of trip rod
Figure 7 The position of the push plate relative to the pressure beam
Figure 8 Example of protection for direct loading on a lifting platform or rear pre-loading roller conveyor
Figure 9 Location of AOPD2 (side view)
Figure 10 Example of protection for automatic loading of powered roller conveyor
Figure 11 Example of protection for loading from the side via a powered roller conveyor
Figure 12 Minimum gap in the unloading area
Figure 13 Installation diagram example
Figure G.1 Segmented safety curtain test
Table A.1 Hazard List
Table B.1 Requirements for safety functions and performance levels (PL)
Table F.1 Operating conditions of horizontal sawing machines

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1: Structure and drafting rules for standardization documents" Drafting.

This document is equivalent to ISO 19085-2:2021 "Safety of woodworking machine tools - Part 2: Horizontal panel saws".

The following minimal editorial changes were made to this document.

--- In order to coordinate with the existing standards, the name of the standard is changed to "Safety of Horizontal Saw Machines for Woodworking Machine Tools";

--- Corrected the error in the table numbering in Appendix A, and Table 1 was revised to Table A.1.

1 Scope

This document describes saw carriages with front saw lines mounted below the workpiece support, with manual loading and/or motorized loading and manual unloading, and Safety requirements and measures for horizontal sawing machines (see 3.1 for definition) capable of continuous processing (hereinafter referred to as machine tools).

The machine tool may be equipped with any of the following devices/additional working units.

---Side pressure device;

---Mobile unloading device;

---Line drawing unit;

---Post-forming/soft forming trimming and pre-cutting unit;

--- Plate rotating device;

---Front steering workbench;

---Eject the device;

--- Pneumatic clamping device for saw blade;

---Push plate feeding device;

---Milling cutter slotting device;

--- One or more additional sawing lines (before the cross-cutting line) inside the machine tool for longitudinal and/or main sawing;

--- Workpiece vacuum clamping mechanism as part of the front turning table or sheet material unloading device;

---Push plate;

---Split push plate;

--- Additional push plate installed on the push plate seat;

---Additional push plate with integrated label printer device;

---Lifting platform;

---Automatic feeding device for thin plates;

---Gravity feeding device for bottom panel;

---Motorized unloading device for bottom panel;

--- Unloading device under limited space conditions;

---Feeding or pre-feeding roller conveyor;

---Pressure beam with additional baffles to improve dust collection efficiency;

---Use air, water-gas or oil-gas saw blade cooling system;

---Vibrating conveyor with or without trimming unit for edge material processing;

---External systems for top loading/unloading directly on the machine table/pre-loading roller conveyor/machine lifting table.

Note. Bottom sheet refers to the supporting sheet under the stacked sheets to protect the sheets from damage during transportation.

The machine is designed for sawing the following panels.

a) solid wood;

b) Materials with similar physical properties to wood (see 3.2 in GB/T 44902-2024);

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 40 pages — is available in the English PDF.

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