Forklift brake pump performance detection equipment

Abstract

The utility model discloses forklift brake pump performance detection equipment, which relates to the technical field of forklift brake system detection equipment and comprises a platform, a central control system and a brake fluid tank, an electric cylinder is mounted on the platform, an ejector rod is fixedly connected to the front end of a connecting shaft of the electric cylinder, and a fixing frame is arranged at the front end of the ejector rod. The fixing frame is used for fixedly installing the forklift brake pump, the front end of the ejector rod is fixedly connected with a piston shaft of the forklift brake pump, the electric cylinder connecting shaft, the ejector rod and the piston shaft of the forklift brake pump are located on the same central axis, and the platform upper frame is provided with two liquid inlet connectors and two liquid outlet connectors. The forklift brake pump is connected with a liquid inlet connector and a liquid outlet connector, and the electric cylinder is in communication connection with the central control system. According to the performance detection equipment for the forklift brake pump, test results are automatically recorded by a computer, test curves of displacement, pressure, pressure drop, starting force and the like can be displayed in real time according to test items during a test, parameters such as inflection points and the like are automatically calculated, and the test efficiency and accuracy are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of forklift brake system detection equipment, in particular to a forklift brake pump performance detection device. Background Art

[0002] Forklifts are essential equipment in industrial production and logistics, and the reliability of their braking systems is directly related to operational safety and production efficiency. The brake pump, a key component of the braking system, directly impacts braking effectiveness and vehicle stability. However, traditional testing methods lack specialized equipment and suffer from low efficiency, insufficient accuracy, and difficulty simulating real-world operating conditions, making them unable to meet the high quality requirements of the modern forklift manufacturing industry. Utility Model Content

[0003] The purpose of the utility model is to provide a forklift brake pump performance testing device to solve the problems of low detection efficiency, insufficient accuracy, and difficulty in simulating real working conditions proposed in the above background technology of the traditional detection method.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a forklift brake pump performance testing device, comprising a platform, a central control system, and a brake fluid tank. An electric cylinder is installed on the platform, the front end of the electric cylinder connecting shaft is fixedly connected to a push rod, the front end of the push rod is provided with a fixing frame, the fixing frame is used to fix the forklift brake pump, the front end of the push rod is fixedly connected to the forklift brake pump piston shaft, the electric cylinder connecting shaft, the push rod, and the forklift brake pump piston shaft are located on the same central axis, the platform frame has two liquid inlet interfaces and two liquid outlet interfaces, the forklift brake pump is connected to a liquid inlet interface and a liquid outlet interface, and the electric cylinder is communicatively connected to the central control system.

[0005] Preferably, a pressure sensor is installed between the push rod and the piston shaft of the forklift brake pump, and the pressure sensor is communicatively connected to the central control system.

[0006] Preferably, a displacement sensor is installed on the side of the push rod for measuring the moving distance, and the displacement sensor is communicatively connected to the central control system.

[0007] Preferably, the brake fluid tank is connected to a liquid inlet interface and a liquid outlet interface on the platform frame through a liquid inlet pipeline and a liquid outlet pipeline respectively, and an electric liquid inlet valve, an electric liquid outlet valve and a manual liquid inlet valve, a manual liquid outlet valve are respectively installed on the liquid inlet pipeline and the liquid outlet pipeline.

[0008] Preferably, the central control system is control-connected to the electric liquid inlet valve and the electric liquid outlet valve.

[0009] Preferably, the central control system is communicatively connected to a computer, and the computer is communicatively connected to a display screen and a printer.

[0010] Preferably, the liquid inlet pipeline and the liquid outlet pipeline are respectively installed with pressure gauges, and the pressure gauges are communicatively connected with the central control system.

[0011] Compared with the prior art, the beneficial effects of the present invention are as follows: 1. The test results of the present invention are automatically recorded by a computer. During the test, the test curves of displacement, pressure, pressure drop, initial force, etc. can be displayed in real time according to the test items, and parameters such as inflection points can be automatically calculated, thereby improving the test efficiency and accuracy;

[0012] The central control system of the utility model is connected to the computer for communication. After the test is completed, the test report and test curve can be automatically generated and stored. The test record is easy to query and facilitates subsequent performance evaluation and fault diagnosis.

[0013] The central control system of this utility model is equipped with standard requirements corresponding to different test items. During the test, it can output and display the values ​​that need to be monitored in real time. After the test is completed, it can be judged as qualified based on whether the monitored values ​​meet the standard requirements. All test parameters can be set according to the requirements of different products, and the test tooling can be replaced quickly and conveniently according to different products. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0015] Figure 2 This is a schematic diagram of the connection relationship of the utility model.

[0016] In the figure: 10, platform; 00, central control system; 1, electric cylinder; 2, push rod; 3, fixing bracket; 13, forklift brake pump; 5, forklift brake pump piston shaft; 11, liquid inlet interface; 2, liquid outlet interface; 6, pressure sensor; 7, displacement sensor; 4, brake fluid tank; 01, liquid inlet pipeline; 02, liquid outlet pipeline; 05, electric liquid inlet valve; 06, electric liquid outlet valve; 03, manual liquid inlet valve; 04, manual liquid outlet valve; 08, computer; 09, display screen; 010, printer; 07, pressure gauge. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0018] See also Figure 1 The utility model provides a technical solution: a forklift brake pump performance testing device, including a platform 10, a central control system 00, a brake fluid tank 4, an electric cylinder 1 is installed on the platform 10, the front end of the connecting shaft of the electric cylinder 1 is fixedly connected to the push rod 2, the front end of the push rod 2 is provided with a fixing frame 3, the fixing frame 3 is used to fix the forklift brake pump 13, the front end of the push rod 2 is fixedly connected to the forklift brake pump piston shaft 5, the electric cylinder 1 connecting shaft, the push rod 2, and the forklift brake pump piston shaft 5 are located on the same central axis, there are two liquid inlet interfaces 11 and two liquid outlet interfaces 12 on the platform 10; the forklift brake pump 13 is connected to a liquid inlet interface 11 and a liquid outlet interface 12, a pressure sensor 6 is installed between the push rod 2 and the forklift brake pump piston shaft 5; a displacement sensor 7 is installed on the side of the push rod 2 to measure the moving distance.

[0019] See also Figure 2 The electric cylinder 1 is communicatively connected to the central control system 00; the pressure sensor 6 is communicatively connected to the central control system 00; the displacement sensor 7 is communicatively connected to the central control system 00; the brake fluid tank 4 is connected to a liquid inlet interface 11 and a liquid outlet interface 12 on the platform 10 through a liquid inlet pipeline 01 and a liquid outlet pipeline 02 respectively, and an electric liquid inlet valve 05, an electric liquid outlet valve 06 and a manual liquid inlet valve 03 and a manual liquid outlet valve 04 are respectively installed on the liquid inlet pipeline 01 and the liquid outlet pipeline 02; the central control system 00 is control-connected to the electric liquid inlet valve 05 and the electric liquid outlet valve 06; the central control system 00 is communicatively connected to the computer 08, and the computer 08 is communicatively connected to the display screen 09 and the printer 010; the liquid inlet pipeline 01 and the liquid outlet pipeline 02 are respectively installed with a pressure gauge 07, and the pressure gauge 07 is communicatively connected to the central control system 00.

[0020] The system uses an industrial control computer 08 to implement logical control and data acquisition of various tests. The human-computer dialogue adopts an intuitive and simple menu prompt on the display 09 and keyboard typing operation mode. The test results are output through the display 09 and printer 010.

[0021] Working principle:

[0022] The drive system consists of a servo motor and an electric cylinder 1, and computer logic control is used to complete various test actions and processes such as linear propulsion, loading, positioning, and locking. The platform 10 is equipped with a fixed frame 3, which is used to fix the forklift brake pump 13 to be measured. The fixed frame 3 can protect the electric cylinder 1, the ram 2, and the forklift brake pump 13 on the same central axis to ensure the accuracy of the measurement.

[0023] When the forklift brake pump 13 is tested, the forklift brake pump 13 is connected to the brake fluid tank 4 through the liquid inlet pipe 01 and the liquid outlet pipe 02. The pressure gauge 07 on the liquid inlet pipe 01 and the liquid outlet pipe 02 is used to measure the brake pressure and hydraulic sealing performance;

[0024] The central control system 00 is connected to the computer 08. The central control system 00 realizes the logic control and data collection of each test and transmits various data and signals to the computer 08. The operator conducts human-computer dialogue and inputs commands through the computer 08 and the display screen 09. The test results are output through the display 09 and the printer 010.

[0025] By installing the test forklift brake pump 13 and connecting the push rod 2 to the connecting shaft of the electric cylinder 1, the axes of the forklift brake pump 13, push rod 2, and the connecting shaft of the electric cylinder 1 are located on the same horizontal line. The movement direction and movement speed of the connecting shaft of the electric cylinder 1 can be set and controlled by the central control system 00. By turning the valve switches of the electric liquid inlet valve 05 and the electric liquid outlet valve 06, the test product is exhausted to ensure that the test results are stable and not affected by the outside world. During exhaust, the pressure sensor 6 monitors the pressure of the corresponding hydraulic port to determine whether the exhaust work is completed. After the exhaust is completed, the test parameters such as the cylinder diameter of the corresponding test item are set and the test can be started. An adjustable displacement sensor 7 is installed on the side of the push-pull plate of the connecting shaft of the electric cylinder 1, which can monitor the push-in and retraction distance in real time. The pressure value and sealing pressure drop value of the corresponding test item are monitored by the pressure sensor. The vacuum sealing performance test can be carried out by manually adjusting the vacuum pressure to about 66.7kPa.

[0026] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A forklift brake pump performance testing device, comprising a platform (10), a central control system (00), and a brake fluid tank (4), characterized in that: An electric cylinder (1) is installed on the platform (10). The front end of the connecting shaft of the electric cylinder (1) is fixedly connected to a push rod (2). The front end of the push rod (2) is provided with a fixing frame (3). The fixing frame (3) is used for fixing and installing a forklift brake pump (13). The front end of the push rod (2) is fixedly connected to the piston shaft (5) of the forklift brake pump. The connecting shaft of the electric cylinder (1), the push rod (2) and the piston shaft (5) of the forklift brake pump are located on the same central axis. The platform (10) is provided with two liquid inlet interfaces (11) and two liquid outlet interfaces (12). The forklift brake pump (13) is connected to one liquid inlet interface (11) and one liquid outlet interface (12). The electric cylinder (1) is communicatively connected to a central control system (00).

2. The forklift brake pump performance testing device according to claim 1, characterized in that: A pressure sensor (6) is installed between the push rod (2) and the forklift brake pump piston shaft (5), and the pressure sensor (6) is communicatively connected to the central control system (00).

3. The forklift brake pump performance testing device according to claim 1, characterized in that: A displacement sensor (7) is installed on the side of the push rod (2) for measuring the distance moved, and the displacement sensor (7) is communicatively connected to the central control system (00).

4. The forklift brake pump performance testing device according to claim 1, characterized in that: The brake fluid tank (4) is connected to a liquid inlet interface (11) and a liquid outlet interface (12) on the platform (10) via a liquid inlet pipeline (01) and a liquid outlet pipeline (02), respectively. An electric liquid inlet valve (05), an electric liquid outlet valve (06), a manual liquid inlet valve (03), and a manual liquid outlet valve (04) are installed on the liquid inlet pipeline (01) and the liquid outlet pipeline (02), respectively.

5. The forklift brake pump performance testing device according to claim 4, characterized in that: The central control system (00) is control-connected to the electric liquid inlet valve (05) and the electric liquid outlet valve (06).

6. The forklift brake pump performance testing device according to claim 1, characterized in that: The central control system (00) is in communication connection with a computer (08), and the computer (08) is in communication connection with a display screen (09) and a printer (010).

7. The forklift brake pump performance testing device according to claim 4, characterized in that: The liquid inlet pipeline (01) and the liquid outlet pipeline (02) are respectively installed with pressure gauges (07), and the pressure gauges (07) are communicatively connected with the central control system (00).

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