CN104236923B - Multifunctional durability test device for testing durability of automobile brake parts - Google Patents
Multifunctional durability test device for testing durability of automobile brake parts Download PDFInfo
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Abstract
本发明属于机器或结构部件的静或动平衡的测试领域，具体涉及一种汽车制动部件耐久性检测系统，包括机架、高低温箱、驱动装置、负载装置和测量控制装置，其中，驱动装置包括气动驱动机构、液压驱动机构和机械驱动机构，气动驱动机构包括主调压器、备压调压器、两个储气罐、锁止气缸、比例阀、电磁阀和调速阀，液压驱动机构包括依次连接的空气增压器、节流阀、换向电磁阀和手动换向阀，手动换向阀与储气罐、调速阀之间的管路连接，机械驱动机构包括摆角装置，以及依次连接的内拉板、支撑套和外拉板和安装背板，测量控制装置包括电连接的控制器、网络交换机和PC机。本发明汽车制动部件耐久性检测系统能够用于检测多种类型的汽车制动部件。
The invention belongs to the static or dynamic balance testing field of machines or structural components, and specifically relates to a durability testing system for automobile brake parts, which includes a frame, a high and low temperature box, a driving device, a load device and a measurement control device, wherein the driving The device includes pneumatic driving mechanism, hydraulic driving mechanism and mechanical driving mechanism. The driving mechanism includes an air booster, a throttle valve, a reversing solenoid valve and a manual reversing valve connected in sequence. The device, as well as the sequentially connected inner pull plate, support sleeve, outer pull plate and installation backplane, the measurement control device includes an electrically connected controller, a network switch and a PC. The automobile braking component durability detection system of the invention can be used to detect various types of automobile braking components.
Description
技术领域technical field
本发明属于机器或结构部件的静或动平衡的测试领域，具体涉及一种汽车制动部件多功能耐久性检测装置。The invention belongs to the static or dynamic balance testing field of machines or structural components, and in particular relates to a multifunctional durability testing device for automobile braking components.
背景技术Background technique
真空助力器、制动主缸、液压感载比例阀、制动轮缸和制动钳总成属于制动系统的核心部件，它们的疲劳失效将会导致严重的交通事故，针对制动系统零部件疲劳寿命的检测，相关单位制定了一系列的国家标准和行业标准。各个单位参考这些标准，根据实际情况为汽车零配件产业提供检测性能精良的测试系统，但是面临的现状是检测装置较简单，多为对同类、单一制动部件进行检测，以致一些企业不得不投入多台检测设备，造成人力、财力的负担。Vacuum booster, brake master cylinder, hydraulic load-sensing proportional valve, brake wheel cylinder and brake caliper assembly are the core components of the braking system, and their fatigue failure will lead to serious traffic accidents. For the detection of component fatigue life, relevant units have formulated a series of national standards and industry standards. Various units refer to these standards and provide the auto parts industry with excellent testing performance test systems according to the actual situation. Multiple testing equipments cause a burden of manpower and financial resources.
现有技术已经公布的专利，如授权公告号为CN202547951U的专利汽车真空助力器耐久性试验台，虽然涉及到了制动部件的性能试验，但都是针对真空助力器的测试系统，在诸多专利信息中，尚未见到可以对多种类型制动部件同时做高低温耐久性试验的检测系统。The patents that have been published in the prior art, such as the patented automobile vacuum booster durability test bench with the authorized announcement number CN202547951U, although it involves the performance test of the brake components, are all for the test system of the vacuum booster. In many patent information Among them, there is no detection system that can perform high and low temperature durability tests on multiple types of brake components at the same time.
发明内容Contents of the invention
针对上述现有技术存在的缺陷，本发明的目的在于提供一种能够检测多种类型的汽车制动部件的汽车制动部件多功能耐久性检测装置。Aiming at the defects in the above-mentioned prior art, the object of the present invention is to provide a multi-functional durability detection device for automobile brake parts that can detect various types of automobile brake parts.
为达到上述目的，本发明的技术方案是：汽车制动部件多功能耐久性检测装置，包括机架、高低温箱、驱动装置、负载装置和测量控制装置，其中，所述驱动装置包括气动驱动机构、液压驱动机构和机械驱动机构，所述气动驱动机构包括主调压器、备压调压器、两个储气罐、锁止气缸、比例阀、电磁阀和调速阀，所述主调压器出口一路顺次连接备压调压器、储气罐、比例阀和锁止气缸的有杆腔，另一路顺次连接另一个储气罐、调速阀和锁止气缸，所述锁止气缸的活塞与推杆之间安装有力传感器和位移传感器，所述液压驱动机构包括依次连接的空气增压器、节流阀、换向电磁阀和手动换向阀，所述手动换向阀与储气罐、调速阀之间的管路连接，所述机械驱动机构包括摆角装置、安装背板，以及依次连接的内拉板、支撑套和外拉板，所述摆角装置位于外拉板与安装背板之间，并与锁止气缸的推杆连接；所述负载装置包括负载缸、活塞、螺旋弹簧和调整杆，所述活塞配合负载缸内腔，调整杆一端连接活塞，另一端伸出负载缸，所述螺旋弹簧位于负载缸腔体内，并套设于调整杆上，负载装置设置于高低温箱的左壁上；所述测量控制装置包括电连接的控制器、网络交换机和PC机；所述测量控制装置连接气动驱动机构，气动驱动机构分别连接液压驱动机构和机械驱动机构，液压驱动机构和机械驱动机构均布置于高低温箱的右壁。In order to achieve the above object, the technical solution of the present invention is: a multifunctional durability testing device for automobile brake parts, including a frame, a high and low temperature box, a driving device, a load device and a measurement control device, wherein the driving device includes a pneumatic drive mechanism, a hydraulic drive mechanism and a mechanical drive mechanism, the pneumatic drive mechanism includes a main pressure regulator, a backup pressure regulator, two gas storage tanks, a locking cylinder, a proportional valve, a solenoid valve and a speed control valve, the main The outlet of the pressure regulator is connected to the rod cavity of the backup pressure regulator, the gas storage tank, the proportional valve and the lock-up cylinder in sequence, and the other way is connected to another gas storage tank, the speed regulating valve and the lock-up cylinder in sequence. A force sensor and a displacement sensor are installed between the piston of the locking cylinder and the push rod. The hydraulic drive mechanism includes an air booster, a throttle valve, a reversing solenoid valve and a manual reversing valve connected in sequence. The manual reversing The valve is connected to the pipeline between the gas storage tank and the speed regulating valve. The mechanical drive mechanism includes a swing angle device, a mounting back plate, and an inner pull plate, a support sleeve and an outer pull plate connected in sequence. The swing angle device Located between the outer pull plate and the installation back plate, and connected with the push rod of the locking cylinder; the load device includes a load cylinder, a piston, a coil spring and an adjustment rod, the piston matches the inner cavity of the load cylinder, and one end of the adjustment rod is connected The other end of the piston extends out of the load cylinder, the coil spring is located in the cavity of the load cylinder, and is sleeved on the adjustment rod, and the load device is arranged on the left wall of the high and low temperature box; the measurement control device includes an electrically connected controller , a network switch and a PC; the measurement control device is connected to a pneumatic drive mechanism, and the pneumatic drive mechanism is connected to a hydraulic drive mechanism and a mechanical drive mechanism respectively, and the hydraulic drive mechanism and the mechanical drive mechanism are arranged on the right wall of the high and low temperature box.
采用上述技术方案时，可对真空助力器、制动主缸、液压感载比例阀、制动轮缸和制动钳总成等五种类型制动部件独立进行常温及高低温的的耐久性检测。对真空助力器、制动主缸和液压感载比例阀进行试验时，负载部分既可用高低温箱外的模拟负载装置，也可使用箱内的制动轮缸或制动钳总成作为负载，增加系统的健壮性。由于液压感载比例阀、制动轮缸和制动钳总成的驱动系统类似，高低温箱内的这三个工位所安装的零部件类型比较容易改变，也即在同样的空间内，若只需对液压感载比例阀、制动轮缸和制动钳总成中的一类或两类进行试验时，剩余工位也可安装相同类型的制动部件，提高了工作效率。When the above technical solution is adopted, the durability of normal temperature and high and low temperature can be independently tested for five types of brake components such as vacuum booster, brake master cylinder, hydraulic load-sensing proportional valve, brake wheel cylinder and brake caliper assembly. detection. When testing the vacuum booster, brake master cylinder and hydraulic load-sensing proportional valve, the load part can be the simulated load device outside the high and low temperature box, or the brake wheel cylinder or brake caliper assembly inside the box as the load , increasing the robustness of the system. Since the driving systems of the hydraulic load sensing proportional valve, brake wheel cylinder and brake caliper assembly are similar, the types of parts installed in these three stations in the high and low temperature box are relatively easy to change, that is, in the same space, If only one or two types of hydraulic load-sensing proportional valve, brake wheel cylinder and brake caliper assembly are tested, the remaining stations can also be installed with the same type of brake components, which improves work efficiency.
进一步, 所述高低温箱设有前开门和后开门，双开门就保证操作者从前开门和后开门都能进行操作，便于装配和拆卸检测件。Furthermore, the high and low temperature box is provided with a front door and a rear door, and the double doors ensure that the operator can operate from the front door and the rear door, which is convenient for assembling and disassembling the test piece.
进一步，所述支撑套内设有发热电阻丝，能有效的避免机械驱动装置外部结露，由于金属的热传导作用，在低温试验时，安装在箱壁上的金属零件的温度会降至冰点以下。而箱外大气中含有水分，这样箱壁外侧的金属零件表面就会结冰或结霜，不太美观，并且不做低温试验时所结冰或结霜会化成水，影响环境。除霜系统对箱壁外侧的金属零件进行加热，使其温度在冰点以上，这样其表面就不会结冰或结霜。Further, the support sleeve is provided with a heating resistance wire, which can effectively avoid condensation on the outside of the mechanical drive device. Due to the heat conduction of the metal, the temperature of the metal parts installed on the box wall will drop below the freezing point during the low temperature test. . And the air outside the box contains moisture, so the surface of the metal parts outside the box wall will freeze or frost, which is not very beautiful, and when the low temperature test is not done, the ice or frost will turn into water and affect the environment. The defrost system heats the metal parts on the outside of the tank walls to temperatures above freezing so that no ice or frost forms on their surfaces.
进一步, 所述高低温箱中设有隔板，将高低温箱分隔成大腔和小腔，所述大腔和小腔内均设有与控制器电连接的温度传感器。大腔模拟发动机舱，温度由高低温箱控制，小腔模拟驾驶舱，温度由电脑程序控制，从而使检测环境更接近真实驾驶状态。Further, the high and low temperature box is provided with partitions to divide the high and low temperature box into a large cavity and a small cavity, and a temperature sensor electrically connected to the controller is installed in the large cavity and the small cavity. The large cavity simulates the engine compartment, and the temperature is controlled by a high and low temperature box. The small cavity simulates the cockpit, and the temperature is controlled by a computer program, so that the testing environment is closer to the real driving state.
附图说明Description of drawings
下面结合附图和具体实施方式对本发明作进一步详细的说明：Below in conjunction with accompanying drawing and specific embodiment the present invention will be described in further detail:
图1是本发明汽车制动部件多功能耐久性检测装置实施例的结构示意图；Fig. 1 is the structural representation of the embodiment of the multifunctional durability detection device of automobile brake parts of the present invention;
图2是本发明汽车制动部件多功能耐久性检测装置实施例的控制图；Fig. 2 is the control diagram of the embodiment of the multifunctional durability detection device of the automobile braking component of the present invention;
图3是本发明汽车制动部件多功能耐久性检测装置实施例中机械驱动机构部分的结构示意图；Fig. 3 is the schematic structural view of the mechanical drive mechanism part in the embodiment of the automobile braking component multifunctional durability detection device of the present invention;
图4是本发明汽车制动部件多功能耐久性检测装置实施例中负载装置部分的结构示意图。Fig. 4 is a structural schematic diagram of the load device part in the embodiment of the multifunctional durability detection device for automobile brake parts of the present invention.
具体实施方式detailed description
如图1所示，一种汽车制动部件多功能耐久性检测装置，包括机架、高低温箱12、驱动装置、负载装置15和测量控制装置，其中，驱动装置包括气动驱动机构、液压驱动机构和机械驱动机构，气动驱动机构包括主调压器1、备压调压器2、两个储气罐3、锁止气缸5、比例阀、电磁阀4和调速阀10，主调压器1出口一路顺次连接备压调压器2、储气罐3、比例阀和锁止气缸5的有杆腔，另一路顺次连接另一个储气罐3、调速阀10和锁止气缸5，所述锁止气缸5的活塞与推杆之间安装有力传感器23和位移传感器22，可以准确测量推杆的位移和力，液压驱动机构包括依次连接的空气增压器7、节流阀、换向电磁阀9和手动换向阀8，手动换向阀8与储气罐3、调速阀10之间的管路连接，如图3所示，机械驱动机构包括摆角装置18、安装背板17，以及依次连接的内拉板21、支撑套20和外拉板19，摆角装置18位于外拉板19与安装背板17之间，并与锁止气缸5的推杆连接；如图4所示，负载装置15包括负载缸151、活塞152、螺旋弹簧153和调整杆154，活塞152配合负载缸151内腔，调整杆154一端连接活塞152，另一端伸出负载缸151，螺旋弹簧153位于负载缸151腔体内，并套设于调整杆154上，负载装置15设置于高低温箱12的左壁上；测量控制装置包括分别与网络交换机电连接的控制器和PC机，网络交换机又最终连接传感器以及执行机构；测量控制装置连接气动驱动机构，气动驱动机构分别连接液压驱动机构和机械驱动机构，液压驱动机构和机械驱动机构均布置于高低温箱12的右壁。As shown in Fig. 1, a kind of multi-functional durability detection device of automobile braking component comprises frame, high and low temperature box 12, drive device, load device 15 and measurement control device, wherein, drive device comprises pneumatic drive mechanism, hydraulic drive Mechanism and mechanical drive mechanism, the pneumatic drive mechanism includes main pressure regulator 1, backup pressure regulator 2, two gas storage tanks 3, locking cylinder 5, proportional valve, solenoid valve 4 and speed control valve 10, the main pressure regulator One outlet of the device 1 is connected to the backup pressure regulator 2, the gas storage tank 3, the proportional valve and the rod cavity of the locking cylinder 5 in sequence, and the other is connected to another gas storage tank 3, the speed regulating valve 10 and the locking cylinder in sequence. Cylinder 5, a force sensor 23 and a displacement sensor 22 are installed between the piston and the push rod of the locking cylinder 5, which can accurately measure the displacement and force of the push rod. The hydraulic drive mechanism includes an air booster 7 connected in sequence, a throttle Valve, reversing solenoid valve 9 and manual reversing valve 8, the pipeline connection between manual reversing valve 8 and gas storage tank 3, speed regulating valve 10, as shown in Figure 3, the mechanical drive mechanism includes swing angle device 18 , install the back plate 17, and the inner pull plate 21, the support sleeve 20 and the outer pull plate 19 connected in sequence, the swing angle device 18 is located between the outer pull plate 19 and the installation back plate 17, and is connected with the push rod of the locking cylinder 5 Connection; as shown in Figure 4, the load device 15 includes a load cylinder 151, a piston 152, a coil spring 153 and an adjustment rod 154, the piston 152 cooperates with the inner cavity of the load cylinder 151, one end of the adjustment rod 154 is connected to the piston 152, and the other end extends out of the load cylinder 151, the coil spring 153 is located in the cavity of the load cylinder 151, and is sleeved on the adjustment rod 154, the load device 15 is arranged on the left wall of the high and low temperature box 12; the measurement control device includes a controller and a PC respectively electrically connected to the network switch The network switch is finally connected to the sensor and the actuator; the measurement control device is connected to the pneumatic drive mechanism, and the pneumatic drive mechanism is respectively connected to the hydraulic drive mechanism and the mechanical drive mechanism. Both the hydraulic drive mechanism and the mechanical drive mechanism are arranged on the right wall of the high and low temperature box 12. .
本实施例中，整个装系统分为三个区，气动区、液压区和高低温区，高低温箱12右壁安装有四套机械驱动装置，成四方形排列，在气动区的机架上设有四套气动驱动装置。在液压区安装有四套液压驱动装置液压部分，每个液压源外接四个液压端口，即四套液压源可以外接十六个液压端口，带动十六套卡钳或轮缸14工作。In this embodiment, the entire installation system is divided into three areas, the pneumatic area, the hydraulic area, and the high and low temperature area. Four sets of mechanical drive devices are installed on the right wall of the high and low temperature box 12, arranged in a square, on the frame of the pneumatic area There are four sets of pneumatic drive devices. Four sets of hydraulic driving device hydraulic parts are installed in the hydraulic area, and each hydraulic source is externally connected to four hydraulic ports, that is, four sets of hydraulic sources can be externally connected to sixteen hydraulic ports to drive sixteen sets of calipers or wheel cylinders 14 to work.
如图1，高低温箱12设有前开门121和后开门122，双开门就保证操作者从前开门121和后开门122都能进行操作，便于装配和拆卸检测件。As shown in Figure 1, the high and low temperature box 12 is provided with a front door 121 and a rear door 122, and the double doors ensure that the operator can operate from the front door 121 and the rear door 122, which is convenient for assembling and disassembling the test piece.
支撑套20内设有发热电阻丝，能有效的避免机械驱动装置外部结露，由于金属的热传导作用，在低温试验时，安装在箱壁上的金属零件的温度会降至冰点以下。而箱外大气中含有水分，这样箱壁外侧的金属零件表面就会结冰或结霜，不太美观，并且不做低温试验时所结冰或结霜会化成水，影响环境。除霜系统对箱壁外侧的金属零件进行加热，使其温度在冰点以上，这样其表面就不会结冰或结霜。。The support sleeve 20 is provided with a heating resistance wire, which can effectively avoid condensation on the outside of the mechanical drive device. Due to the heat conduction of the metal, the temperature of the metal parts installed on the box wall will drop below freezing point during the low temperature test. And the air outside the box contains moisture, so the surface of the metal parts outside the box wall will freeze or frost, which is not very beautiful, and when the low temperature test is not done, the ice or frost will turn into water and affect the environment. The defrost system heats the metal parts on the outside of the tank walls to temperatures above freezing so that no ice or frost forms on their surfaces. .
高低温箱12中设有隔板，将高低温箱12分隔成大腔和小腔，大腔和小腔内均设有与控制器电连接的温度传感器。大腔模拟发动机舱，温度由高低温箱12控制，小腔模拟驾驶舱，温度由电脑程序控制，从而使检测环境更接近真实驾驶状态。The high and low temperature box 12 is provided with a partition, which divides the high and low temperature box 12 into a large chamber and a small chamber, each of which is provided with a temperature sensor electrically connected to the controller. The large cavity simulates the engine compartment, and the temperature is controlled by the high and low temperature box 12, and the small cavity simulates the cockpit, and the temperature is controlled by the computer program, so that the detection environment is closer to the real driving state.
具体检测方法及步骤：Specific detection methods and steps:
结合图1和图2，本实施例中，以真空助力器6的耐久性检测为例进行说明，真空助力器6工作耐久性试验试验方法：In combination with Figure 1 and Figure 2, in this embodiment, the durability test of the vacuum booster 6 is taken as an example for illustration, the working durability test method of the vacuum booster 6:
1)试验要求：1) Test requirements:
a）工作耐久性试验包括常温耐久性试验，高温耐久性试验和低温耐久性试验。b）试验时将制动主缸（或相当于制动主缸的负载）安装在真空助力器6上，相当于真空助力器6在车辆上的状态，接通并保持66.7kPa±2.7kPa的真空源，调整输出负载的行程，使真空助力器6的推杆在达到全行程的70％～80％时，在主缸（或负载）能建立起最大助力点时的液压90％以上，环境温度、试验频率、循环次数、动作时间见表1（或供需双方商定）。c）试验顺序必须按常温、高温、低温顺序进行，在试验过程中，应保持输出压力、系统真空度的一致。a) Working durability test includes normal temperature durability test, high temperature durability test and low temperature durability test. b) During the test, install the brake master cylinder (or the load equivalent to the brake master cylinder) on the vacuum booster 6, which is equivalent to the state of the vacuum booster 6 on the vehicle, switch on and maintain a pressure of 66.7kPa±2.7kPa Vacuum source, adjust the stroke of the output load, so that when the push rod of the vacuum booster 6 reaches 70% to 80% of the full stroke, the master cylinder (or load) can establish more than 90% of the hydraulic pressure at the maximum boost point, and the environment See Table 1 for temperature, test frequency, number of cycles, and action time (or agreed upon by both parties). c) The test sequence must be carried out in the order of normal temperature, high temperature, and low temperature. During the test, the output pressure and system vacuum should be kept consistent.
表 1Table 1
2) 检测步骤：2) Detection steps:
a) 试件装夹a) Specimen clamping
将产品（真空助力器6连同主缸总成或者主缸总成）安装到试验台四个工位的安装背板17上。不同型式的真空助力器6，需选择相应的夹具和调整拉杆长度进行安装，安装要牢固可靠，安装时不能使真空助力器6的推杆有预压缩行程，即真空助力器6推杆与驱动杆之间应留有0.5～1.5mm的间隙。 通过真空软管将真空助力器6与真空源连接，为真空助力器6提供真空。通过液压软管将主缸前腔和后腔与主缸负载装置15或制动钳13及轮缸14相连，为助力器连同主缸总成或者主缸总成提供负载。Install the product (vacuum booster 6 together with the main cylinder assembly or the main cylinder assembly) on the installation backplane 17 of the four stations of the test bench. Different types of vacuum booster 6 need to select the corresponding fixture and adjust the length of the tie rod for installation. The installation must be firm and reliable. There should be a gap of 0.5 to 1.5 mm between the rods. The vacuum booster 6 is connected to a vacuum source through a vacuum hose to provide vacuum for the vacuum booster 6 . The front cavity and the rear cavity of the master cylinder are connected with the load device 15 of the master cylinder or the brake caliper 13 and the wheel cylinder 14 through hydraulic hoses, so as to provide loads for the booster together with the master cylinder assembly or the master cylinder assembly.
b) 调整摆角b) Adjust the swing angle
移动调角块在调角杆上的位置，即可调整真空助力器6推杆轴线与水平轴的夹角。应根据试验时推杆的总行程来调整真空助力器6推杆轴线与水平轴的初始角，尽量使总摆角相对水平轴对称。By moving the position of the angle adjustment block on the angle adjustment rod, the angle between the axis of the push rod of the vacuum booster 6 and the horizontal axis can be adjusted. The initial angle between the axis of the vacuum booster 6 push rod and the horizontal axis should be adjusted according to the total stroke of the push rod during the test, and the total swing angle should be symmetrical with respect to the horizontal axis as far as possible.
c) 液压回路排气c) Exhaust the hydraulic circuit
试验前，应对液压回路进行排气，否则液压回路不能正常建立液压，试验程序就无法进行下去。Before the test, the hydraulic circuit should be exhausted, otherwise the hydraulic circuit cannot establish hydraulic pressure normally, and the test procedure cannot continue.
打开电脑软件主界面，在主界面手动操作或检查菜单下，操作电磁阀4和比例阀，使推杆推进、返回。在推进的同时，打开放气螺钉，将混杂有气体的制动液排出，然后拧紧放气螺钉，再使推杆返回，这样反复多次即可实现排气。Open the main interface of the computer software, and operate the solenoid valve 4 and the proportional valve under the manual operation or inspection menu of the main interface to advance and return the push rod. While advancing, open the air release screw to discharge the brake fluid mixed with gas, then tighten the air release screw, and then return the push rod, so that exhaust can be realized after repeated times.
d)软件操作d) Software operation
打开电脑软件主界面，此界面有“参数设置”、“耐久性试验”、“数据库”、 “退出系统”几个菜单。进入主界面后先点击 “参数设置”。主要设置驱动方式（选择气缸还是增压缸来作为驱动装置，本试验采用气缸驱动）、压力、建压时间(s)、保压时间(s)、卸压时间(s)、试验次数（次）。Open the main interface of the computer software, which has several menus of "Parameter Setting", "Durability Test", "Database" and "Exit System". After entering the main interface, click "Parameter Settings". Mainly set the driving mode (choose cylinder or pressurized cylinder as the driving device, this test uses cylinder drive), pressure, pressure building time (s), pressure holding time (s), pressure relief time (s), test times (times) ).
设置好参数后，可以进入耐久试验的主界面，点击开始试验，便可进行试验。压力、位移、真空和温度等信号，并将信号传送至电脑进行显示， 计算和分析。以上试验过程轮流在四个工位进行。After setting the parameters, you can enter the main interface of the durability test, click to start the test, and the test can be carried out. Signals such as pressure, displacement, vacuum and temperature, etc., and send the signals to the computer for display, calculation and analysis. The above test process is carried out in four stations in turn.
试验完毕后，点击数据保存，数据便存入数据库。After the test is completed, click Save Data, and the data will be stored in the database.
以上的仅是本发明的优选实施方式，应当指出，对于本领域的技术人员来说，在不脱离本发明结构的前提下，还可以作出若干变形和改进，这些也应该视为本发明的保护范围，这些都不会影响本发明实施的效果和专利的实用性。The above are only preferred embodiments of the present invention, and it should be pointed out that for those skilled in the art, some modifications and improvements can be made without departing from the structure of the present invention, and these should also be regarded as protection of the present invention. None of these will affect the effect of implementing the present invention and the practicability of the patent.
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| CN106704418B (en) * | 2017-02-07 | 2018-11-13 | 上海衡拓液压控制技术有限公司 | Volume and the adjustable simulation vessel of rigidity |
| CN106996874B (en) * | 2017-05-26 | 2023-08-04 | 杭州沃镭智能科技股份有限公司 | Hydraulic simulation load device for performance test of electronic booster with main cylinder assembly |
| CN107202685B (en) * | 2017-06-15 | 2023-04-28 | 吉林大学 | A hardware-in-the-loop simulation test bench and test method for electromechanical brake booster |
| CN110806393A (en) * | 2019-11-05 | 2020-02-18 | 广东伟创科技开发有限公司 | Detection device and method applied to flue gas condenser |
| CN113109045B (en) * | 2021-03-11 | 2024-01-05 | 东风商用车有限公司 | Durability test method for booster assembly |
| CN113324749A (en) * | 2021-06-29 | 2021-08-31 | 麦格纳卫蓝新能源汽车技术(镇江)有限公司 | Brake system bench durability test device and test method |
| CN113624509B (en) * | 2021-07-26 | 2024-04-19 | 中汽创智科技有限公司 | Hydraulic simulation load device and test system |
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