Oil cylinder dynamic load testing device

Abstract

The utility model discloses an oil cylinder dynamic load testing device which is characterized in that the oil cylinder dynamic load testing device comprises a controller and a testing assembly which is controlled by the controller and used for oil cylinder dynamic load testing, and the testing assembly comprises a testing frame used for bearing an oil cylinder and a detecting portion which is installed above the testing frame and exerts pressure on the oil cylinder. The detection part comprises a guide column, a first actuator which is arranged on the guide column and is controlled by the controller, and a loading frame which is arranged on the guide column and is connected with the first actuator; through the arrangement of the device, the steps of manual operation are replaced by controller control, the dynamic load test on the oil cylinder can be rapidly carried out, the labor intensity is reduced, the automation efficiency is high, and the oil cylinder test efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to oil cylinder test technical field, concretely is a kind of oil cylinder dynamic load testing device. BACKGROUND

[0002] Lifting platform almost needs to use oil cylinder, lifting or lowering operation is carried out to lifting platform using oil cylinder;Oil cylinder needs to be dynamically loaded in the production process, and tested when finally leaving factory, the traditional way is to fix the oil cylinder to be detected on the shelf, and the oil cylinder is lifted by artificial method to accept the dynamic load pressure applied from above, to detect whether the dynamic load detection of oil cylinder is qualified;Such testing method needs artificial to continuously operate oil cylinder, increase labor intensity, and detection efficiency is low;Therefore, it is necessary to propose a kind of oil cylinder dynamic load testing device. UTILITY MODEL CONTENT

[0003] The utility model aims at solving above problem, and proposes a kind of oil cylinder dynamic load testing device.

[0004] In order to achieve the above purpose, the utility model provides the following technical scheme: its characterized in that including controller, the controller controls the test component for oil cylinder dynamic load test, the test component includes the test frame for bearing oil cylinder, installs the detection part of the pressure to oil cylinder from above, the detection part includes guide column, installs the first actuator of controller control on guide column, installs the loading frame connected with first actuator on guide column.

[0005] As preferred, the loading frame is provided with a guide wheel matched with the guide column.

[0006] As preferred, the test frame includes a support base, a bearing pedestal bracket for placing the test oil cylinder mounted on the support base, and a second actuator mounted on the support base and controlled by the controller to automatically press the oil cylinder.

[0007] As preferred, the support base is provided with a guide slot, and the bearing pedestal bracket is provided with a plug bar matched with the guide slot.

[0008] As preferred, the guide slot is provided with a plurality of positioning holes, and a latch is mounted on the positioning hole to connect and fix the plug bar.

[0009] As preferred, the support base is provided with a pressure relief rod connected with the oil cylinder for pressure relief.

[0010] As preferred, the second actuator is movably connected with a connecting rod at one end, and the other end of the connecting rod is movably connected with the detected oil cylinder.

[0011] As preferred, the support base is provided with a support base movably connected with the connecting rod and serving as a fulcrum of the connecting rod.

[0012] Preferably, the support seat is further provided with a first sensor and a second sensor connected with the controller.

[0013] The oil cylinder dynamic load testing device has the advantages that the controller is used to replace manual operation, the oil cylinder is quickly tested under dynamic load, the labor intensity is reduced, the automation efficiency is high, and the oil cylinder testing efficiency is improved.

[0014] The support seat is provided with the guide groove, the support seat has the stable supporting effect, the support seat is prevented from shaking, and the stability of the oil cylinder testing is improved.

[0015] The support seat is provided with the positioning hole, the support seat is assembled in different positioning holes, the oil cylinder of different specifications can be tested, and the applicability is high.

[0016] The second actuator and the connecting rod are arranged and matched, the second actuator is used to drive the connecting rod to operate the oil cylinder to replace manual operation, the labor intensity is reduced, and the testing efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 is a schematic diagram of the overall structure of the utility model;

[0018] Fig. 2 is an enlarged schematic diagram of the structure at A of the utility model;

[0019] Fig. 3 is a schematic diagram of the testing frame structure of the utility model;

[0020] Fig. 4 is an enlarged schematic diagram of the structure at B of the utility model.

[0021] In the drawing, 1 is a controller, 3 is a testing frame, 22 is a guide column, 23 is a first actuator, 24 is a loading frame, 25 is a guide wheel, 31 is a support seat, 32 is a support bracket, 33 is a second actuator, 34 is a guide groove, 35 is an insertion strip, 36 is a positioning hole, 37 is a bolt, 38 is a pressure relief rod, 39 is a connecting rod, 40 is a first sensor, 41 is a second sensor, and 5 is a support. DETAILED DESCRIPTION

[0022] The oil cylinder dynamic load testing device is further described below by means of embodiments and in combination with the drawings.

[0023] It should be noted that all directional indications such as up, down, left, right, front, back, and the like in the embodiments of the present application are only used to explain the relative positional relationship, movement condition and the like between components in a certain specific posture, such as shown in the drawings, and if the specific posture changes, the directional indications also change accordingly.

[0024] In the present application, unless otherwise explicitly specified and limited, the terms "connection", "fixing" and the like should be understood in a broad sense.

[0025] For example, "fixing" can be fixed connection, or detachable connection, or integral; can be mechanical connection, or electrical connection; can be directly connected, or indirectly connected through intermediate medium; can be internal connection of two elements, or interaction relationship of two elements, unless otherwise explicitly limited. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0026] Reference Figs. 1 to 4The utility model provides a kind of oil cylinder dynamic load testing device, it is characterized by including controller 1, the testing assembly for being controlled by controller 1 and being used for oil cylinder dynamic load testing, the testing assembly includes the test frame 3 for bearing oil cylinder, the detection part for being installed above test frame 3 and exerting pressure to oil cylinder, the detection part includes guide column 22, the first actuator 23 being controlled by controller 1 and being installed on guide column 22, loading rack 24 being connected with first actuator 23 and being installed on guide column 22, the loading rack 24 is installed with guide wheel 25 matched with guide column 22, the test frame 3 includes support seat 31, bearing platform support 32 for placing test oil cylinder and being installed on support seat 31, the second actuator 33 being controlled by controller 1 and being installed on support seat 31 to realize automatic pressing to oil cylinder, the support seat 31 is equipped with guide slot 34, the bearing platform support 32 is equipped with plug strip 35 matched with guide slot 34, the guide slot 34 is equipped with a plurality of positioning holes 36, the positioning hole 36 is installed with the latch 37 for connecting and fixing plug strip 35, the support seat 31 is installed with pressure relief rod 38 for being connected to oil cylinder and being used for pressure relief, the second actuator 33 one end is movably connected with connecting rod 39, the other end of connecting rod 39 is movably connected with the oil cylinder to be detected, support seat 31 is equipped with support 5 for fulcrum effect to connecting rod 39 and being movably connected with connecting rod 39 by pin;The support seat 31 is also installed with first sensor 40 and second sensor 41 connected with controller 1;Through the setting of the device, the step of replacing manual operation by controller 1 control is adopted, realizes fast dynamic load testing to oil cylinder, reduces labor intensity, and automation efficiency is high, improves the efficiency of oil cylinder test;Through the setting of guide slot 34, bearing platform support 32 is assembled on support seat 31 with stable support effect, prevents bearing platform support 32 from shaking, and improves the stability of oil cylinder detection;Through the setting of positioning hole 36, bearing platform support 32 is assembled in different positioning hole 36, and different specifications of oil cylinder can be tested, and the applicability is strong;Through the setting and cooperation of second actuator 33 and connecting rod 39, second actuator 33 drives connecting rod 39 to replace manual operation to operate oil cylinder, reduces labor intensity, and improves detection efficiency;Through the setting of guide wheel 25, loading rack 24 moves along guide column 22, and the stability of loading rack 24 movement is improved.

[0027] The utility model discloses use in the middle, first the oil cylinder of detection is placed on the support 32 of bearing platform and is fixed with bolt, connects respectively with the oil cylinder of detection to link 39 and pressure relief rod 38, drives the second actuator 33 action through controller 1, the one end of link 39 is driven the second actuator 33 and moves downward, and the one end of link 39 is connected with the oil cylinder of detection and moves upward along the support 5, thereby drives the action of oil cylinder, makes the action of oil cylinder, in this process, the first sensor 40 and second sensor 41 detect the up and down activity stroke of link 39 and feedback to controller 1, and the stroke range of link 39 is controlled by controller 1, the piston rod moves upward after the action of oil cylinder, and bears against the loading frame 24, the oil cylinder is in the state of detection at this moment, and the loading frame 24 is driven downward by controller 1 to control the first actuator 23 to the oil cylinder piston rod, and the loading frame 24 applies dynamic load pressure to the oil cylinder piston rod, and the oil cylinder is detected, pulls the pressure relief rod 38 to the oil cylinder and carries out pressure relief after detection, and then the oil cylinder can be taken out from the support 32 of bearing platform.

[0028] The above embodiment is a description of the utility model, not a limitation of the utility model, and any simple transformation of the utility model belongs to the protection scope of the utility model.

Claims

1. A cylinder dynamic load testing device, characterized in that The utility model relates to a controller (1) and a test assembly controlled by the controller (1) for dynamic load test of an oil cylinder, the test assembly comprises a test frame (3) for bearing the oil cylinder, a detection part for applying pressure to the oil cylinder is installed above the test frame (3), the detection part comprises a guide column (22), a first actuator (23) controlled by the controller (1) is installed on the guide column (22), a loading frame (24) connected with the first actuator (23) is installed on the guide column (22).

2. The dynamic load testing device of claim 1, wherein: The loading frame (24) is provided with a guide wheel (25) matched with the guide column (22).

3. The dynamic load testing device of claim 1, wherein: The test frame (3) comprises a support base (31), a bearing pedestal support (32) for placing the test oil cylinder is installed on the support base (31), a second actuator (33) controlled by the controller (1) is installed on the support base (31) to realize automatic pressing of the oil cylinder.

4. The dynamic load testing device of claim 3, wherein: The support base (31) is provided with a guide groove (34), and the bearing pedestal support (32) is provided with a plug strip (35) matched with the guide groove (34).

5. The dynamic load testing device of claim 4, wherein: The guide groove (34) is provided with a plurality of positioning holes (36), and the positioning holes (36) are provided with plug pins (37) for connecting and fixing the plug strip (35).

6. The dynamic load testing device of claim 5, wherein: The support base (31) is provided with a pressure relief rod (38) connected with the oil cylinder for pressure relief.

7. The dynamic load testing device of claim 3, wherein: One end of the second actuator (33) is movably connected with a connecting rod (39), and the other end of the connecting rod (39) is movably connected with the oil cylinder to be detected.

8. The dynamic load testing device of claim 7, wherein: The support base (31) is provided with a support (5) serving as a fulcrum of the connecting rod (39) and movably connected with the connecting rod (39).

9. The dynamic load testing device of claim 7, wherein: The support base (31) is further provided with a first sensor (40) and a second sensor (41) connected with the controller (1).

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