1. Overview of the equipment
1.1. basic information
equipment name: car seat three station head pillow on dorsal strength test rig
equipment types: ZYQD-3
use range: mainly used for testing seat headrest static test. The test machine is suitable for the following situations: the evaluation test, the new design, the change process, the change of material, the source of goods, the product quality sampling, etc.. Reference standard: reference and can meet the GB11550-2009 "car seat head pillow strength requirements and test methods", GB15083-2006 "car seats, seat and seat device and test method of the head strength requirements and test methods", R17
ECEMethod of static test of seat head rest on the uniform provisions of the vehicle for the approval of the seat, the seat of the seat and the head of the R25 ECE.
1.2. technical specifications
1.2.1.
1 (:3000) host size (horizontal x 2000 x 1880 (mm);
2 600 x 1400 (mm);
3 control cabinet: 800 x 600 x 1700 (mm).
1.2.2. host frame
1) three station spacing adjustable;
2) three position before and after adjustable;
3) three position adjustable;
4.
1.2.3.
1) the maximum thrust force: 2000N,
2,, 600mm,
3, 1mm/min, 400mm/min, and
4).
1.2.4. back loaded cylinder
1) maximum push pull: 2000N;
2) stroke:
3; 400mm) speed regulation range: 1mm/min to 400mm/min. Using
1.2.5. load measuring
Shu Chi, Shanghai Automation Co., Ltd.
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1) range 20 to 1800 (n);
2) measurement accuracy: + 1%.
1.2.6. displacement measurement
1) using range: according to the load cylinder stroke;
2) measuring accuracy: S - 0.05%F.
1.3. performance characteristics
1.3.1.Mechanical system
1) test platform with vertical and horizontal T type groove, can be fixed with different types of specimen base;
2) with a head pillow loading cylinder height positioning device, simplified test operation;
3) with the position of the initial angle positioning device, a key position of the initial point of view,
4) with a shift trunk zero position positioning device, a key position shift trunk zero;
5.
1.3.2. control system
1) test collection and control use based on Advantech IPC of American NI PCI card, acquisition and control
speed is quick, the stability is high;
2) relying on the board independent hardware millisecond timing for PID closed-loop control, control precision, good synchronization,
3) using PLC for system scheduling, the use of software centralized control equipment and all mobile devices,
4) to complete the watchdog function, protect equipment and operating personnel security;
5) all major components and boards are purchased from the market mainstream brands, late maintenance operation is simple, maintenance costs. The structure of the
2. equipment is mainly composed of the experimental platform, the main frame, the head of the back mode, the head of the pillow, the back of the loading cylinder, and the lateral moving device,The vertical movement device and computer control and collection system and so on.
Shu Chi, Shanghai Automation Co., Ltd.
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4 Figure 2-1 host sketch figure
2.1. mechanical system
mechanical system consists of longitudinal T type groove cast iron platform, headrest cylinder loading and back loading cylinder, H point alignment device and
high precision load sensor and so on.
2.1.1. cast iron platform
figure 2-2 cast iron platform, the platform is in accordance with the provisions of the JB/T7974-1999 level of the accuracy of the level of 2. The bottom platform is a cast iron platform with a vertical T type. The platform uses high strength cast iron HT250 casting, the platform after going to magnetic and stability, the
Platform with high accuracy, good abrasion resistance.
2.1.2. pillow for head loading cylinder
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figure 2-3 headrest loading cylinder schematic diagram
loading cylinder uses the servo electric cylinder, which has low noise, energy saving, clean, high rigidity, shock resistance, long life
, operation and maintenance simple. Before and after the induction type limit switch can be installed with the servo system to improve the safety of the system. The schematic diagram of the 2-4 electric servo cylinder is used to adjust the parameters, monitor the state and analyze the failure of the servo motor and the servo driver of the Panasonic.Its powerful intelligent automatic adjustment function can replace the usual professional complex debugging process, easy to complete the high
fast response, the highest speed response frequency can reach 1kHz. On the control side, the servo drive can receive up to 2Mpps
of the pulse command, and the instantaneous speed observer is built, and the motor speed can be detected quickly and with high resolution. In practical use, the servo motor front end is also installed with a speed reducer, connected to the electric cylinder through the reducer.
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figure 2-5 Panasonic servo motor schematic diagram
2.1.3. back loading cylinder
figure 2-6 back loaded cylinder schematic
figure 2-7 backrest size
A=131.5mm B=545.4mm C=487mm D=318.9mm center 235mm
E=388.2mm F=58.4mm
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2.1.4. H-point alignment device H point alignment device is mainly used for seat r points and test rig H point alignment. H point alignment device is mainly composed of a hand wheel, a lamp, a moving beam, a base, etc..
figure 2-8 H point alignment device illustrations of figure
2.1.5. load sensor
using spoke sensor, special design of dual-use of tension and compression sensor, can meet the test requirements of the different precision, high precision of the
, distortion is small, the performance is stable and reliable, good resistance to lateral force, wide measurement range,Easy to install. 2-9 load sensor schematic diagram
2.1. electrical control and acquisition system
the whole electrical control and acquisition system can be divided into: electric drive system and control system two parts.
2.1.1. electric drive system, which is based on the standard cabinet, is the core of the power distribution and the logic control of the whole equipment. The wire connection of the signal is completed in this part, which is used to reduce the interference of the control signal and the sampling signal in the key parts. The standard cabinet is used for the industrial control computer and display,Electric drive system, collection system, control system, etc., the whole body layout neat, dust performance is good, the system provides a stable, safe operating environment.
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8 figure 2-10 standard cabinet schematic figure
2.1.2. acquisition control system
the system by American NI multi-function card as a core component, with the sensor signal amplifier, photoelectric encoder
acquisition card, analog output card and realize the function unit template, standardized design, has a flexible configuration, interchangeability strong
, easy to service and other features. All boards are used in the PCI bus mode with high efficiency and stability, and only need to be inserted into the calculation.Machine PCI slot and install the driver can be used, convenient, stable, easy to maintain.
national instruments PCI-6221 multifunction card load simulation of high speed signal acquisition, good compatibility,
stability is excellent, the main features are:
figure 2-11 Ni PCI-6221
- 16, 250 KS / s, 16 analog input
- 2 16 bit analog output (833 KS / s)
- ten digital I / O lines, a 32-bit counter, digital trigger
photoelectric encoder collected using Advantech PCI-1784U (four of the passage) and Ni PCI-6221 (channel 2)
. Advantech PCI-1784U has the following features:
The single ended or differential input
- card time of bandwidth range selector 8-bit timer
- optional sampling rate of grade 4 digital filter
- each encoder cycle x1, X2, X4 counting
Shu Chi, Shanghai Automation Co., Ltd.
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9 - pulse / direction / reduction counter
- optical isolation voltage 2500 VDC
- four 32 bit plus / minus counter
figure 2-12 Advantech PCI-1784U
analog output (control signal) using Advantech PCI-1723 analog output card, the main features are:
figure 2-13 Advantech PCI-1723
- 16 and 8 non isolated analog output
- automatic calibration function
For each analog output channel with a 16 bit DAC
- sync output function
- system thermal re start to maintain the output value
- 2 end (16) user defined digital input / output
- board ID
in order to use the form of PCI interface card, we adopt Advantech IPC IPC-610L (300W power supply)
as its carrier. Characteristic:
- industrial motherboard
- motherboard AIMB-763VG (5 PCI slot 2 PCIe slot 2 string together a network port)
- with the front end of the CPUE5300/2G/500G/DVD/KB/MS/
- equipped with two USB.Chassis front panel on the system state led indicator can show there is a power supply, a hard disk
and system voltage operation
- filtering in blowing cooling fan, in the chassis to maintain air circulation
- Shu Chi, Shanghai Automation Co., Ltd. 10
- in a door a two-year warranty
figure 2-14 Advantech IPC schematic diagram
because of these characteristics, making IPC-610 has a strong ability of anti-interference, dustproof, shockproof, anti disturbed flow,
for the stable operation of the PCI card provides a solid platform.
2.2. software system
software system running in Advantech IPC, interact through the drive function and PCI board. Its main characteristics
:
- running on the windows operating system, the man-machine interface is friendly, simple operation
- hidden most of the hardware configuration parameters, leaving only the users need to use a small amount of hardware configuration parameters,
user operation
- software startup simplified real-time display sensor instantaneous sampling, test can also display sensor sampling maximum and
minimum
- can be manually set sensor protection value (defaults to the corresponding sensor range), protective response time for 5ms
- test curve data processing mode can be matching test operation parameters form a whole test module, group
he set up a flexible, call convenience,Can realize all parameters of disk and read
- test data stored in binary form in the document, read and write rate is far higher than the database form and greatly improve
continuous high amount of record data, reduce the long running software faults stored
all test data rate support export to excel table
- can be flexibly set conditions for a variety of retrieval test record
- can also display all sensor channel curve (color difference)
- in test curve can be under various conditions of feature point search
- in test curve can be find at any point cursor (and export Excel data matching)
- can be through test report template to generate customized test report (Excel format)
- sensor calibration has the advantages of simple operation, easy to use
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figure 2-15 test software main interface schematic diagram
figure 2-16 test software debugging interface schematic diagram
3-1 with configuration table of Shu Chi, Shanghai Automation Co., Ltd.
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3. equipment configuration
4. installation and debugging
4.1. site conditions
1) power requirements: three-phase power AC3800 + 10% v, 10 kW;
2) should be has not greater than Omega 3 ground;
ordinal categories project supplier number note
1 1 mechanical cast iron platform in Hebei Cangzhou a
HT250 material, with T
type groove, 3000 x 2000 x
200 (mm)
2 2 mechanical frame of 3 sets of
3 3 mechanical head pillow loading cylinder Shanghai 3 sets of 2kN
4 3 2kN
5 5 mechanical servo motor and reducer Japan Panasonic 6 sets of
6 7
7 6 SAE 3 Mechanical J826
8 8 mechanical H
10 3 sets
9 9 mechanical motor and speed reducer bench grind 6 sets of 2 sets of mechanical standard cabinet11 machinery seat fixture Zhi Shu 3 sets of
12
mechanical
platen Shu Zhi
15
13C measurement of high precision load sensor 6 sets of
14 measurement signal amplification conditioning instrument Nanjing 6 sets of
15 Advantech IPC control control printer HP 1 A4 ink-jet
19 1
including the monitor
16 analog control control acquisition card Ni a PCI6221
16 control encoder counting card of Advantech 1 set PCI1784U
17 analog output card of Advantech 1 set PCI1723
18 control drive system Zhi Shu 1 set
with PLC, a switch power supply, a relay
device, circuit breakers, terminal
and
20 test control software Zhi Shu 1
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3) equipment covers an area: 4000 x 30 x 18 (mm).
4.2. installation and commissioning
1) the user should provide adequate testing parts for the commissioning and acceptance;
2) to ensure that the installation and commissioning of the equipment is qualified.
5. operation training
1) we conduct a 2 day training for the customers. The training content includes mechanical
operation, software operation, safety precautions and maintenance of the whole machine,
2) users should send a fixed personnel to participate in the training,I assure users to participate in the training of personnel to complete an independent
1) the training content;
6. random data
1) equipment spare parts list and spare parts list;
2) equipment operating instructions (including maintenance).
7. equipment acceptance
1) equipment by our customers before the customer to our equipment for delivery of equipment acceptance, the sample should be no less than 2 (Times), with the approval of the customer, we can ship.
8. service
1) the shelf life of the final acceptance date of the year;
2) in the shelf life except for human factors (user personnel use and operation,The failure of the equipment failure and damage caused by the failure of the
1, and the rest of the failure and damage of the material costs are from our failure,
3) in 8 hours after the failure of equipment to give solutions (telephone or electronic mail communication), if not resolved, I will send professional maintenance engineers to the scene to carry out services;
9. offer: RMB 490000 yuan / Taiwan;
2) delivery cycle: 120 days after the contract. 14 -
10.
Shu Chi, Shanghai Automation Co., Ltd.
- reference pictures
Company Name: Shu Chi, Shanghai Automation Co., Ltd.
company address:Pudong Chuansha Shanghai Economic Zone, Sichuan six highway 918,, 86 (21) 50610004
company fax: 86 (21) 50610040
contact: Ding Sulan
contact phone: 13817760416
contact: susandsl@163.com
sells@zs126.com
company: www.shzhishu.com/ www.zs126.com
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