Electric cylinder testing device

Abstract

The utility model relates to the field of electric cylinder testing, in particular to an electric cylinder testing device which comprises a base, a marking rod is installed on the top of the base, a testing assembly is arranged on the surface of the marking rod, the testing assembly comprises a testing part and a marking plate, scale marks are arranged on the surface of the marking rod, and the marking plate is arranged on the surface of the marking rod. The bottom of the marking plate is designed to be in a sharp corner shape, the bottom of the marking plate vertically faces the scale line of the marking rod downwards, and the testing part comprises a pressure sensor; the marking rod is arranged on the base and matched with the marking plate in the testing assembly, the electric cylinder pushes the marking plate to move, the marking plate moves on the marking rod, the displacement distance is the extension distance of the electric cylinder, and meanwhile the round rod is rotated to switch the pressure sensor to be attached to the extension end of the electric cylinder. And the thrust of the electric cylinder is detected, so that the effect of detecting two kinds of data of the electric cylinder is achieved.

Description

Technical Field

[0001] The utility model relates to the field of electric cylinder testing, and specifically relates to an electric cylinder testing device. Background Art

[0002] The working principle of an electric cylinder is to convert the rotational motion of a motor into linear motion. A motor, usually a servo motor, a stepper motor or a DC motor, is used to provide rotational power, and the rotational power is converted into linear motion through a lead screw. The lead screw is connected to a piston rod, so that the piston rod makes a linear reciprocating motion in the cylinder body.

[0003] At present, after an electric cylinder is produced, it is necessary to test the thrust of the electric cylinder and the extension length of the push rod. The current testing device can only test a single data item. When it is necessary to test the second data item, the testing device needs to be converted, and then it is very troublesome to disassemble and install again. Summary of the Utility Model

[0004] Based on the above description, the utility model provides an electric cylinder testing device to solve the problem that the existing electric cylinder testing device can only test a single item.

[0005] The technical solution for the utility model to solve the above technical problems is as follows: an electric cylinder testing device, including a base;

[0006] A marking rod is installed on the top of the base, and a testing component is arranged on the surface of the marking rod. The testing component includes a testing part and a marking plate;

[0007] Scale lines are arranged on the surface of the marking rod. The bottom of the marking plate is designed to be pointed, and the bottom of the marking plate is vertically downward and directly opposite to the scale lines on the marking rod.

[0008] The testing part includes a pressure sensor, and the pressure sensor is used to fit against the output end of the electric cylinder.

[0009] Further, the testing part includes a movable block, a cylinder, a round rod and a fastening rod. A groove is formed at the bottom of the movable block, and the movable block is movably sleeved on the surface of the marking rod through the groove.

[0010] Based on the above technical solution, the utility model can be further improved as follows.

[0011] Further, the cylinder is fixedly installed on the top of the movable block. One end of the round rod is movably inserted into the inner cavity of the cylinder. Thread grooves are formed on the surface of the fastening rod. One end of the fastening rod is threadedly connected to a threaded cylinder installed on the side wall of the cylinder, and this end of the fastening rod passes through the side wall of the cylinder and closely fits against the side wall of the round rod.

[0012] Further, the testing part includes a mounting plate and a fixing cylinder. One end of the fixing cylinder is fixedly connected to the side surface of the mounting plate, and the pressure sensor is installed in the inner cavity of the fixing cylinder.

[0013] Further, the side wall of the round rod is fixedly connected to the mounting plate and the identification plate through a connecting rod, and the mounting plate and the identification plate are symmetrically distributed on both sides of the round rod.

[0014] Further, a fixing hole is formed in one side of the marking rod, a fixing rod is inserted into the inner cavity of the fixing hole, and one end of the fixing rod far from the fixing hole movably penetrates through the side wall of the groove of the movable block.

[0015] Further, a mounting table is arranged on one side of the top of the base. A limiting table is installed on one side of the top of the mounting table. A limiting groove is formed in the top of the limiting table, and an electric cylinder is installed in the inner cavity of the limiting groove.

[0016] Further, one end of the marking rod is fixedly connected to the side wall of the mounting table, and after the identification plate rotates with the round rod, the bottom of the identification plate is located above the marking rod and will not be blocked by the movable block.

[0017] Compared with the prior art, the technical solution of the present application has the following beneficial technical effects:

[0018] 1. By arranging a marking rod on the base and cooperating with the identification plate in the testing assembly of the present utility model, the electric cylinder is used to push the identification plate to move, and the identification plate displaces on the marking rod. The displacement distance is the extension distance of the electric cylinder. At the same time, the round rod is rotated to switch the pressure sensor to be in contact with the extension end of the electric cylinder to detect the thrust of the electric cylinder, so as to achieve the effect of detecting both data of the electric cylinder.

[0019] 2. By screwing the fastening rod, the round rod can be fastened to ensure the stability of the pressure sensor and the identification plate on the mounting plate after the round rod is rotated. At the same time, the fixing rod arranged on the movable block can be inserted into the fixing hole to fix the movable block, ensuring the stability of the movable block and preventing the movable block from sliding during the process of testing the thrust. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic structural diagram of an electric cylinder testing device provided by an embodiment of the present utility model;

[0021] Figure 2 It is a three-dimensional structural diagram of the testing assembly in the present utility model;

[0022] Figure 3 It is a three-dimensional sectional structural diagram of the testing assembly in the present utility model.

[0023] In the accompanying drawings, the list of components represented by each reference numeral is as follows:

[0024] 1. Base; 2. Installation platform; 3. Limiting platform; 4. Marking rod; 5. Testing assembly; 501. Movable block; 502. Cylinder; 503. Round rod; 504. Tightening rod; 505. Testing part; 5051. Mounting plate; 5052. Fixed cylinder; 5053. Pressure sensor; 506. Identification plate; 6. Fixed hole. Detailed implementation manners

[0025] To facilitate the understanding of the present application, the present application will be described more comprehensively below with reference to the relevant accompanying drawings. Embodiments of the present application are shown in the drawings. However, the present application can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided so that the disclosure of the present application is thorough and comprehensive.

[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which this application belongs. The terms used herein in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application.

[0027] It should be noted that when an element is considered to be "connected" to another element, it can be directly connected to the other element or connected to the other element through an intermediate element. In the following embodiments, "connection", if there is an electrical signal or data transmission between the connected circuits, modules, units, etc., should be understood as "electrical connection", "communication connection", etc.

[0028] As used herein, the singular forms "a", "an" and "the" may also include the plural forms unless the context clearly dictates otherwise. It should also be understood that the terms "comprises / comprising" or "has / having" etc. specify the presence of the stated features, wholes, steps, operations, components, parts, or combinations thereof, but do not preclude the presence or addition of one or more other features, wholes, steps, operations, components, parts, or combinations thereof.

[0029] It should be noted that similar reference numerals and letters denote similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0030] It should be noted that the orientation or positional relationship indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the technical product is customarily placed during use. It is only for the convenience of describing the present technology and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present technology. In addition, "first" and "second" are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Therefore, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. Therefore, terms such as "first", "second", "third", etc. are only used for distinguishing descriptions and should not be construed as indicating or implying relative importance. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0031] In addition, terms such as "horizontal", "vertical", "overhanging", etc. do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly inclined. For example, "horizontal" only means that its direction is more horizontal relative to "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0032] In the description of the present technology, it should also be noted that unless otherwise clearly specified and limited, the terms "set", "installed", "connected", "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present technology can be understood according to specific situations.

[0033] Please refer to Figure 1 and Figure 2 , an electric cylinder testing device, including a base 1;

[0034] A marking rod 4 is installed on the top of the base 1, and a testing component 5 is arranged on the surface of the marking rod 4. The testing component 5 includes a testing part 505 and an identification plate 506;

[0035] Scale lines are arranged on the surface of the marking rod 4. The bottom of the identification plate 506 is designed to be pointed, and the bottom of the identification plate 506 is vertically downward and directly opposite to the scale line on the marking rod 4.

[0036] The testing part 505 includes a pressure sensor 5053, and the pressure sensor 5053 is used to fit against the output end of the electric cylinder.

[0037] A marking rod 4 is provided on the base 1, and the electric cylinder is used to push the identification plate 506 to move. The extension distance of the electric cylinder can be tested by matching the moving distance of the identification plate 506 on the marking rod 4. In addition, a pressure sensor 5053 is provided to test the thrust of the electric cylinder. The model of the pressure sensor 5053 is SGLF-300K. The pressure sensor 5053 is connected to a display, which can display the magnitude of the compressive thrust.

[0038] Please refer to Figure 2 and Figure 3 , the test section 505 of this embodiment includes a movable block 501, a cylinder 502, a round rod 503 and a fastening rod 504. A groove is formed at the bottom of the movable block 501, and the movable block 501 is movably sleeved on the surface of the marking rod 4 through the groove.

[0039] A groove is formed in the movable block 501 to facilitate the movement of the movable block 501 on the marking rod 4, so as to match the thrust of the electric cylinder and achieve the effect of measuring the extension distance of the electric cylinder.

[0040] Please refer to Figure 2 and Figure 3 , in this embodiment, the cylinder 502 is fixedly installed on the top of the movable block 501. One end of the round rod 503 is movably inserted into the inner cavity of the cylinder 502. A thread groove is formed on the surface of the fastening rod 504. One end of the fastening rod 504 is threadedly connected to a threaded cylinder installed on the side wall of the cylinder 502, and this end of the fastening rod 504 passes through the side wall of the cylinder 502 and closely fits against the side wall of the round rod 503.

[0041] The round rod 503 and the cylinder 502 are movably inserted. The round rod 503 can be rotated in the inner cavity of the cylinder 502 to switch the pressure sensor 5053 and the identification plate 506, so as to switch different measurement modes. By turning the fastening rod 504, one end of the fastening rod 504 can be made to fit against the round rod 503, thereby achieving the effect of fixing the round rod 503 and ensuring the stability of the identification plate 506 and the pressure sensor 5053 after switching.

[0042] Please refer to Figure 2 and Figure 3 , the test section 505 of this embodiment includes a mounting plate 5051 and a fixed cylinder 5052. One end of the fixed cylinder 5052 is fixedly connected to the side surface of the mounting plate 5051, and the pressure sensor 5053 is installed in the inner cavity of the fixed cylinder 5052.

[0043] Please refer to Figure 2 and Figure 3 , in this embodiment, the side wall of the round rod 503 is fixedly connected to the mounting plate 5051 and the identification plate 506 through a connecting rod, and the mounting plate 5051 and the identification plate 506 are symmetrically distributed on both sides of the round rod 503.

[0044] The mounting plate 5051 is used to mount the pressure sensor 5053, so that the pressure sensor 5053 and the identification plate 506 are distributed on both sides of the round rod 503, facilitating the rotation of the round rod 503 to switch different measurement states.

[0045] Please refer to Figure 1 、 Figure 2 and Figure 3 In this embodiment, a fixing hole 6 is provided on one side of the marking rod 4. A fixing rod is inserted into the inner cavity of the fixing hole 6, and the end of the fixing rod away from the fixing hole 6 movably penetrates through the groove side wall of the movable block 501.

[0046] Inserting the fixing rod into the fixing hole 6 can fix the movable block 501. At this time, the electric cylinder can be started to apply a thrust to the pressure sensor 5053, achieving the effect of pressing the pressure sensor 5053, so as to play a role in measuring the pressure of the pressure sensor 5053.

[0047] Please refer to Figure 1 In this embodiment, an installation platform 2 is provided on one side of the top of the base 1. A limiting platform 3 is installed on one side of the top of the installation platform 2. A limiting groove is provided on the top of the limiting platform 3, and an electric cylinder is installed in the inner cavity of the limiting groove.

[0048] Providing a limiting groove on the limiting platform 3 facilitates the installation of the electric cylinder by using the limiting groove on the limiting platform 3, keeping the electric cylinder in a stable state, facilitating the start of the electric cylinder to press the pressure sensor 5053, and avoiding the phenomenon of the electric cylinder moving by itself.

[0049] Please refer to Figure 1 and Figure 3 In this embodiment, one end of the marking rod 4 is fixedly connected to the side wall of the installation platform 2, and after the identification plate 506 rotates with the round rod 503, the bottom of the identification plate 506 is located above the marking rod 4 and will not be blocked by the movable block 501.

[0050] The bottom end of the identification plate 506 is located above the marking rod 4. After the identification plate 506 moves, it cooperates with the scale line on the marking rod 4 to read the moving distance, and then the extending distance of the electric cylinder can be obtained.

[0051] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An electric cylinder testing device, including a base (1), characterized in that: A marking rod (4) is installed on the top of the base (1), and a testing component (5) is arranged on the surface of the marking rod (4). The testing component (5) includes a testing part (505) and an identification plate (506); Scale lines are arranged on the surface of the marking rod (4). The bottom of the identification plate (506) is designed to be pointed, and the bottom of the identification plate (506) is vertically downward and directly opposite to the scale line on the marking rod (4). The testing part (505) includes a pressure sensor (5053), and the pressure sensor (5053) is used to fit against the output end of the electric cylinder.

2. The electric cylinder testing device according to claim 1, wherein, The testing part (505) includes a movable block (501), a cylinder (502), a round rod (503) and a fastening rod (504). A groove is formed at the bottom of the movable block (501), and the movable block (501) is movably sleeved on the surface of the marking rod (4) through the groove.

3. An electric cylinder testing device according to claim 2, characterized in that, The cylinder (502) is fixedly installed on the top of the movable block (501). One end of the round rod (503) is movably inserted into the inner cavity of the cylinder (502). A threaded groove is formed on the surface of the fastening rod (504). One end of the fastening rod (504) is threadedly connected to a threaded cylinder installed on the side wall of the cylinder (502), and this end of the fastening rod (504) passes through the side wall of the cylinder (502) and closely fits against the side wall of the round rod (503).

4. An electric cylinder testing device according to claim 1, characterized in that, The testing part (505) includes a mounting plate (5051) and a fixed cylinder (5052). One end of the fixed cylinder (5052) is fixedly connected to the side surface of the mounting plate (5051), and the pressure sensor (5053) is installed in the inner cavity of the fixed cylinder (5052).

5. An electric cylinder testing device according to claim 2, characterized in that, The side wall of the round rod (503) is fixedly connected to the mounting plate (5051) and the identification plate (506) through a connecting rod, and the mounting plate (5051) and the identification plate (506) are symmetrically distributed on both sides of the round rod (503).

6. The electric cylinder testing device according to claim 1, wherein A fixing hole (6) is formed on one side of the marking rod (4). A fixing rod is inserted into the inner cavity of the fixing hole (6), and the end of the fixing rod away from the fixing hole (6) movably penetrates through the side wall of the groove of the movable block (501).

7. The electric cylinder testing device according to claim 1, wherein One side of the top of the base (1) is provided with a mounting table (2). One side of the top of the mounting table (2) is installed with a limiting table (3). A limiting groove is formed on the top of the limiting table (3), and an electric cylinder is installed in the inner cavity of the limiting groove.

8. An electric cylinder testing device according to claim 1, wherein, One end of the marking rod (4) is fixedly connected to the side wall of the mounting table (2), and after the identification plate (506) rotates with the round rod (503), the bottom of the identification plate (506) is located above the marking rod (4) and will not be blocked by the movable block (501).

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