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GB 26508-2011: Garden machinery -- Ride-on machines with lawn mowers -- Safety requirements and testing methods
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Garden machinery -- Ride-on machines with lawn mowers -- Safety requirements and testing methods
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Basic data
Standard ID: GB 26508-2011 (GB26508-2011)
Description (Translated English): Garden machinery -- Ride-on machines with lawn mowers -- Safety requirements and testing methods
Sector / Industry: National Standard
Classification of Chinese Standard: B91
Classification of International Standard: 65.060.70
Word Count Estimation: 54,594
Date of Issue: 2011-05-12
Date of Implementation: 2012-04-01
Quoted Standard: GB/T 3767-1996; GB/T 4269.1; GB/T 4269.2; GB/T 4269.3; GB/T 5395-2008; GB/T 8591-2000; GB 10396; GB/T 10910-2004; GB/T 15706.2; GB/T 17248.2-1999; GB/T 17958; GB/T 20448; GB 23821-2009; GB 26509-2011; GB/T 6235
Regulation (derived from): Announcement of Newly Approved National Standards No. 6 of 2011
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This Chinese standard applies to vapor (diesel) oil -powered machines, the operator via the joystick or steering wheel controls the direction of travel of the horse lawn mower (hereinafter referred to as the horse lawn machine) the terms and definitions, safety requirements and test methods, maintenance, use instructions and signs. This standard applies to mount rotary cutter lawn machines, other fuels combustion engine driven horse lawn machines can refer to the relevant part of the use. This standard describes the use of the process to reduce or eliminate the hazard. The main risk involved in this standard list set out in Appendix A.
GB 26508-2011: Garden machinery -- Ride-on machines with lawn mowers -- Safety requirements and testing methods
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Garden machinery.Ride-on machines with lawn mowers.Safety requirements and testing methods
ICS 65.060.70
B91
National Standards of People's Republic of China
Garden machinery mounts lawn mower
Safety requirements and test methods
Published 2011-05-12
2012-04-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China issued
Table of Contents
Introduction Ⅲ
1 Scope 1
2 Normative References 1
Terms and definitions 1 3
4 4 Safety requirements and test methods
4.1 General structure 4
Guard 8 4.2
4.3 steering mechanism 11
4.4 Rollover Protective Structure (ROPS) 18
4.5 Electrical 18
19 4.6 Vibration
4.7 Noise 20
4.8 Stability 21
Brake 23 4.9
4.10 Tool stall 25
4.11 impact 25
4.12 imbalance tool 26
Torque tool 26 4.13
4.14 table structural integrity of the shield case 26
Structural integrity of the grass collector 27 4.15
4.16 propellant 29 prevents objects
Anti-contact pin 32 4.17
Line speed cutter 32 4.18
5 Maintenance 32
5.1 General Requirements 32
5.2 machine maintenance 32
Instructions 32 6
6.1 assembly, operation and maintenance instructions 32
6.2 Safety Instructions 33
6.3 harmful emissions value 33
Tool information 33 6.4
7 logo 33
7.1 General 33
7.2 control labeling requirements 34
7.3 Tips for safe operation marking requirements 34
7.4 hazard warning labeling requirements 34
Annex A (normative) List 35 dangerous
Annex B (informative) 38 Safety Tips
Annex C (normative) Vibration test code 41
Annex D (normative) Noise test code --- engineering methods (grade 2 accuracy) 44
Reference 48
Foreword
All technical contents of this standard is mandatory.
This standard was drafted in accordance with rules GB/T 1.1-2009 given.
The standard proposed by the State Forestry Administration.
This standard by the National Forestry Machinery Standardization Technical Committee (SAC/TC61).
This standard is drafted. Jinjiang City, Fujian Sanli Locomotive.
Participated in the drafting of this standard. Shandong Huasheng Pesticide Co., Ltd., Ningbo Daye Power Machinery Co., Ltd.
The main drafters. Zhang Buming, Liu Qingguo, Hu Dingsheng, Guo Li, Li Zongxi, Zhao Zhong Cai, Shi Jie Fan, Wu Zhiqiang, Xu Feng.
Garden machinery mounts lawn mower
Safety requirements and test methods
1 Scope
This standard specifies a vapor (diesel) powered engine, an operator manipulated by the traveling direction of the steering wheel or joystick horse lawn mowing
Machine (hereinafter referred to mount mower type) terms and definitions, safety requirements and test methods, maintenance, and instructions for use flags.
This standard applies to the knife mount mower type, other fuel engine driven lawn-associated mount reference portion may be used.
This standard describes measures to reduce or eliminate the risk in the course of.
List of major risk covered by this standard are listed in Appendix A.
2 Normative references
The following documents for the application of this document is essential. For dated references, only applies to the version dated paper
Pieces. For undated references, the latest edition (including any amendments) applies to this document.
Engineering method of noise sources sound power level a reflecting plane free field GB/T 3767-1996 sound pressure
GB/T 4269.1 machinery and agricultural and forestry tractors, lawn and garden equipment operator controls and other displays character
No. 1. Common symbols
GB/T 4269.2 machinery and agricultural and forestry tractors, lawn and garden equipment operator controls and other displays character
No. Part 2. Symbols for agricultural tractors and machines
GB/T 4269.3 machinery and agricultural and forestry tractors, lawn and garden equipment operator controls and other displays character
No. Part 3. powered lawn and garden machinery symbols
GB/T 5395-2008 forestry machinery vibration measurement portable power mechanical vibration handle specification
GB/T 6235 agricultural tractor driver seat apparatus size
GB/T 8591-2000 moving machinery Seat index point
GB 10396 agricultural and forestry tractors and machinery, lawn and garden equipment - Safety signs and hazard pictorials - General principles
Whole-body vibration measurement GB/T 10910-2004 Agricultural wheeled tractors and field machinery driver
GB/T 15706.2 Safety of machinery basic concepts and general principles for design Part 2. Technical Principles
GB/T 17248.2-1999 for machinery and equipment noise emitted operative position and the other specified emission sound pressure levels
Free Field Engineering measuring method of a reflecting plane
GB/T 17958 handheld mechanical work required antivibration
GB/T 20448 self forestry machinery Laboratory tests and performance requirements ROPS
GB 23821-2009 Safety of machinery - Safety distances to prevent danger zones being reached on the lower limbs
GB 26509-2011 garden machinery to steam (diesel) engine-driven lawn mowers stepping safety requirements and test
method
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Lawn mower lawnmower
For lawn maintenance machinery. Their working cutting tool in a plane substantially parallel to the ground, and through the wheel, the air cushion and the like
The height of the tool to determine the height of the grass stubble left after cutting short lawn machines. Press tool can be divided into rotary knife, scissors, and Hob
Flail.
3.2
Horse lawn machine ride-onlawnmower
A method of operating horse's operation, mainly used for cutting grass turf-type self-propelled lawn mower travels.
3.3
Rotary mower knife rotarylawnmower
By a cutting plane perpendicular to the axis of rotation of the mowing blade driven to realize the function of driving power lawn mowing.
3.4
Straw mulching lawn machine mulchinglawnmower
No grass discharge port of the rotary table knife mower housing.
3.5
Lysimachia mouth dischargeopening
On the lawn machine housing, for the grass clippings discharge opening.
3.6
Cutting tool cuttingmeans
Mowing function to provide a mechanical structure, composed of one or more blades and other structural parts.
3.7
Taiwan shell cuttingmeansenclosure
Play a protective role in the mowing blade means other peripheral components can withstand the weight.
3.8
Tip round bladetipcircle
Farthest from the rotation center of the blade shaft rotation trajectory around the apex formation.
3.9
Cutting position cuttingposition
Designed by the manufacturer of the height position of the cutter from the support plane. This location is generally adjustable.
3.10
Cutting width cuttingwidth
The cutting width of the strip perpendicular to the direction of travel of the machine mount lawn measured.
3.11
Lysimachia channel dischargechute
The extended portion of the grass on the opening stage housing. Usually for guiding the cut grass clippings from the cutter to.
3.12
Grass catcher grasscatcher
Collecting cut grass mower cutting off parts or components and other debris.
3.13
Maximum operating speed maximumoperatingenginespeed
When the cutting blade is engaged by the manufacturer or a predetermined maximum speed specification requirements after adjustment, the engine can be achieved.
3.14
Braking brake
Mounts for lawn reducer, stopped or parked in the apparatus.
3.15
The parking brake system parkingbrakesystem
The horse lawn machine mechanism remains at the parked position.
3.16
Service brake system servicebrakesystem
It means that the machine mount lawn decelerate or stop traveling.
3.17
Braking distance brakingdistance
Distance between the position horse lawn machine to the fully stopped position where braking is started from the moment located.
3.18
Jog operatorpresencecontrol; OPC
A method of operating control action i.e. by the automatic control mode is interrupted when retracting control.
3.19
Left left
The operator in the normal operating position, facing the horse lawn machine direction straight ahead, left-hand side to the left of the operator.
3.20
Right right
The operator in the normal operating position, facing the horse lawn machine straight forward direction, the right-hand side of the operator as a right.
3.21
Mowing accessories mowingattachment
For purposes other than self-propelled mowing machine design, self-propelled machine using rotary cutter and power source easily
Self-propelled machine with separate cutting tool.
3.22
Station housing front portion bladeenclosure, front
Outwardly extending between the forward line of single horse lawn tool machine, and the tool center stage housing longitudinal centerline of the angle is no greater than 50 °
part.
Multi-tool mount lawn machine, the tool center on the outermost shell stage tool longitudinal centerline angle is no greater than 50 ° forwardly outwardly
Portion extending between lines. (see picture 1)
3.23
Hit hit
Target projectile so that all corrugated layer is broken.
3.24
Normal operation normaloperation
In any normal user it appears to be reasonably foreseeable use, as an ordinary user to mount the operation for obvious lawn machine
Work, such as mowing, starting, stopping, or fuel, the mount type riding mower.
3.25
Normal use normaluse
Normal operation, maintenance, repair, cleaning, transportation, dismantling accessories and make initial adjustments according to the instructions.
3.26
Transverse plane lateraldirectionplane
Perpendicular to both the horse and the support plane type lawn mower mount type linear travel path of the reference plane.
3.27
Longitudinal plane longitudinaldirectionplane
Perpendicular to the plane of the support mount lawn machine and parallel to the reference plane mount mower type linear direction of travel.
3.28
Rod rudder steering mechanism tilerbarsteering
One kind of machine to be manipulated so that the opposite direction of rotation of the steering operation of the actuating means, the lever means of the steering shaft from rotating
One or both ends of the axis of symmetry extends.
3.29
Neutral return means neutralreturn
A converting the transmission from either a forward or reverse gear to the neutral device.
4 Safety requirements and test methods
4.1 General structure
4.1.1 Shell station
4.1.1.1 General requirements
Machine tool mounts lawn are applied in addition to the bottom of the housing cover, should be higher than the lowest point of the cutting table at least along the lower shell 3mm, grass discharge port and
Other openings, except as described in 4.1.1.4. Wall height station housing not satisfied the above requirements, a portion of the grass discharge opening shall be considered.
All parts of the shell stage be 4.14,4.16 and 4.17 of the test.
4.1.1.2 station housing front portion
Through the station housing front portion (see FIG. 1) vertically highest point of the bottom edge and any tangent to the plane of the circular tip, the resulting cutting point and the highest point is connected
Line, and the angle between the plane of the circular tip should not exceed 15 ° (see FIG. 1). The point should not be higher than the lowest point of the tool more than 32mm, Lysimachia mouth
except.
FIG station housing 1, the size of the front portion
4.1.1.3 Lysimachia mouth
Grass discharge port should be provided in a suitable location or protected to ensure that grass and dirt will not directly into the operator area (see FIG. 2). whether
Horse lawn cutting machine is provided in which the height of the grass tangential extension line of the channel wall should not reach the station housing shown in FIG. 2 operator operation
For the region. Tangent circle in the plane of the cutting edge of the tool post should station housing or protective cover, the operator should not reach the operation region shown in FIG.
4.1.1.4 Other openings
Allowing the station housing opening is provided near the upper surface of the tool rotation axis. Defines upper surface may be less than the hole diameter of 6mm. Round tip plane
Arbitrary point on the hole or opening through which the radiation should reach the operator operates the region shown in FIG. 2.
In millimeters
FIG operator operates region 2
4.1.1.5 Inspection
4.1.1.5.1 4.1.1.3 and 4.1.1.4 referred rays tangent or gently inserted from the outside with a straight rod φ3mm mower to test.
4.1.1.5.2 tests and by visual observation and by measuring the size of 4.14,4.16 and 4.17 to test 4.1.1.1,4.1.1.2,
4.1.1.3,4.1.1.4 meets the specified requirements, the grass catcher is not suitable for testing tangent test. Tangent test method is applicable to not set
Grass or protective cover covering the opening.
4.1.2 grass collector and an exhaust port shield grass
4.1.2.1 Requirements
When the machine needs to mount with lawn grass catcher or shield, it should meet the following requirements.
a) the grass catcher or guard mount to be used as an integral part of the lawn machine factory;
b) in the absence of a grass catcher or shield may not be used lawn machine mount;
c) When the grass collector is made of woven fibers or of a material subject to wear, should 6.1.2i) required to provide the appropriate instructions.
4.1.2.2 Inspection
By visual inspection and structural integrity of the test given in 4.14 to verify compliance requirements.
4.1.3 seat
4.1.3.1 Requirements
4.1.3.1.1 In addition to the operator straddled the machine and turn the handle grip machine, the rear of the operator's seat shall be equipped with other machines
To support the backrest.
4.1.3.1.2 no greater than the cutting width of 1200mm mount type lawn mower, the backrest should be at least 115mm above the upper seat surface;
Seat width of at least 400mm.
4.1.3.1.3 lawn mounts for machine cutting width is more than 1200mm, the seat should be moved. The operator should be able to control manually
Return mechanism to restore the seat to the proper operator normal operating position. And a longitudinal dimension adjustment range should meet the operator's seat
Of GB/T 6235.
4.1.3.1.4 point all around the horse lawn machine operator's seat fixing member from the standard circular tip to a minimum length of not less than 500mm
(See FIG. 3).
1 --- seat index point;
2 --- seat;
3 --- mowing blade;
4 --- station housing;
5 --- fixing member;
6 --- operator's seat index point of the circle to the length of the nose;
7 --- ground.
FIG 3 with the operator's seat index point tip circle length
4.1.3.2 Inspection
Visually, and the actual measurements to verify operation of mower meet the requirements.
Guard 4.2
4.2.1 power drive component protection
4.2.1.1 Requirements
4.2.1.1.1 During normal operation, in addition to a mowing blade unit and member mounts lawn contact with the ground, the operator is likely to cause damage
An outer member drive power (e.g., exposed gears, friction drive member, a belt, a chain, a flywheel, a roller) and pulley, pulleys, sprockets, gears
It should have covered the surface of the shield to prevent accidental operator injury.
4.2.1.1.2 If the guard is designed to be openable or removable, the guard member open at risk of exposure, the operator should be able to see the anti-
The security guard warning of danger at or near the logo.
4.2.1.1.3 If the guard member is likely to be used as a pedal, the guard member should be able to withstand loads without damage 1200N.
4.2.1.1.4 Unless special provisions in this standard, the size and all the safety distance (guard) opening should meet GB 23821-
2009 Requirements 4.2.4.2 and 4.2.4.3 of.
4.2.1.2 4.2.1.1.5 In the test, a probe shown in FIG. 4 can not touch to the member, considered adequate protection.
NOTE. horse lawn machine has risk factors if one of the following conditions are met, can be considered to be "fenced site".
a) The risk factors covered by lawn machine mount other components, or on the position, the test member holding the probe shown in FIG. 4 can not detect in various ways
touch.
b) the risk factors in the region of or below the chassis, such chassis, fenders, pedals, as shown in FIG test probe holding member in various manners can not detect collision 4
Touch the risk factors. Direction detecting probe was.
--- probe is inserted between the upper chassis member, or downward from the opening parts;
--- the lower chassis member only horizontally or downward insertion probe, the probe is not up.
c) risk factors by the control means to move the control, while the operator of the control mechanism does not normally touch the risk factors.
4.2.1.1.6 touches during maintenance protective member does not apply to this requirement, this requirement does not apply further comprises the following components.
--- there is no danger of the exposed point belts, chains and other smooth member;
--- projecting amount does not exceed 1/2 of the outer diameter of the rotary shaft thereof.
In millimeters
FIG finger probe 4
4.2.1.2 Test
4.2.1.2.1 test shall be carried out in the engine off, the following test procedure.
--- inserting a probe into all openings, is inserted into the maximum depth (104.8mm) or thrust 5N reached, the depth of probe insertion is not
It should be more than 104.8mm;
--- after probe insertion, and the various angles of rotation placed within the opening, try to touch the unit under test.
4.2.1.2.2 by visual inspection and a probe finger, determines whether or not meet the requirements.
4.2.2 Thermal Protection
4.2.2.1 hot surface protection requirements
At (20 ± 3) ℃ at ambient temperature for normal operation, the surface temperature exceeds 80 ℃, and the exposed portion of the engine is larger than the area of 10cm2
Exhaust means, the protection device should be prevented from contact therewith, and when the detected predetermined 4.2.2.2 detection cone surface should heat
contact.
4.2.2.2 Test
4.2.2.2.1 Test conditions
The engine should be run until the surface temperature of the load at maximum speed. Testing should be carried out in the absence of direct sunlight. The group should be
Testing the difference between ambient temperature and quasi-ambient temperature to the measured temperature is corrected.
The accuracy of the temperature measurement instrument is ± 4 ℃.
4.2.2.2.2 Test method
4.2.2.2.2.1 When the hot surface area determined by the control member and the nearest distance exceeds 100mm, using FIG. 5a) shown in FIG.
Cone A. When using the cone A, points towards the horizontal cone, the angle between the cone axis and the horizontal plane between 0 ° ~ 180 °, the hot zone moves towards the cone
body. Conical tip upward direction detection is not performed. Determining whether the cone in contact with the hot surfaces in the moving cone.
4.2.2.2.2.2 hot surface area is determined using FIG. 5b) when the control member and the nearest distance is less than 100mm shown
Cone B. B probe cone may be moved in any direction. Determining whether the cone in contact with the hot surfaces in the process of moving the cone.
In millimeters
a) A cone
FIG 5 Test cone
b) cone B
FIG 5 (Continued)
4.2.3 splash guard or drainage guide means
4.2.3.1 Requirements
Vent system should be spilled liquids using the splash guard or the drainage means drainage, so that the region remote from the exhaust port and the muffler corrosive
part.
4.2.3.2 Inspection
By visual inspection or splash guard drainage device meets......
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