Clamping mechanism for simulation test of tower crane main control board

Abstract

A clamping mechanism for a tower crane main control board simulation test relates to the technical field of tower crane main control board test accessories, and comprises a rack, a PLC controller is installed on the side surface of the rack, a conveying unit is installed on the inner side of the rack, a conveying part of the conveying unit is rotatably connected with a positioning seat through a rotating shaft, and the positioning seat is rotatably connected with the rack through a rotating shaft. A driving mechanism for driving the rotating shaft to rotate is installed at the position, corresponding to the rotating shaft, of the rack, the driving mechanism is detachably connected with the end of the rotating shaft through a connecting mechanism, and a clamping unit is installed at the top of the rack. The trouble of manually adjusting the position of the test interface is omitted, the manual participation process is reduced, time and labor are saved, and therefore the test efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to tower crane main control board test accessory technical field especially is related to a clamping mechanism for tower crane main control board simulation test. BACKGROUND

[0002] Tower crane main control board is the control center of driver, including control power supply, the generation of modulated pulse, control mode and protection logic four part circuit.It accepts the signal from the panel and external control interface, controls and protects the work of radio frequency unit, and it puts the state signal of driver operation to the panel and external control interface, and the tower crane main control board needs to be simulated in the production process Test, the existing tower crane main control board is simulated in test, first through test tool clamps it, then, its test port is connected to the test host, however, the test port position is not in a plane, and it needs manpower to rotate multiple angles to test, and the manpower participation process is more, and it is time -consuming and labor -saving, thereby reduce the efficiency of test. UTILITY MODEL CONTENTS

[0003] The utility model solves the technical problem that overcomes the existing defects, provides a kind of clamping mechanism for tower crane main control board simulation test, and it is convenient to feed and fix, it saves the trouble of manpower adjustment test interface position, reduces the process of manpower participation, saves time and labor, thereby improve the efficiency of test, can effectively solve the problems in background art.

[0004] In order to realize the utility model purpose, the utility model adopts the following technical scheme:

[0005] A kind of clamping mechanism for tower crane main control board simulation test, including rack, PLC controller is installed on the side of the rack, conveying unit is installed on the inner side of rack, positioning seat is rotatably connected on the conveying part of conveying unit by rotating shaft, drive mechanism is installed on the position of rotating shaft corresponding to rack, and drive mechanism is detachably connected with the end of rotating shaft by connecting mechanism, clamping unit is installed on the top of rack, and the PLC controller is electrically connected with external power supply.

[0006] Further, the conveying unit includes chain plate conveyor and connecting frame, chain plate conveyor is installed on the inner side of rack, the connecting frame is evenly fixed on the conveying chain plate of chain plate conveyor, positioning seat is rotatably installed on the connecting frame by rotating shaft, and the chain plate conveyor is electrically connected with PLC controller.

[0007] Further, the clamping unit includes clamping seat and first electric push rod, first electric push rod is installed on the top of rack, and the clamping seat is rotatably installed on the telescopic end of first electric push rod, and the first electric push rod is electrically connected with PLC controller.

[0008] Further, the clamping unit further comprises a rotary joint, and the clamping seat is rotatably installed on the telescopic end of the first electric push rod through the rotary joint.

[0009] Further, the driving mechanism comprises a second electric push rod, a connecting seat and a servo motor, the second electric push rod is installed on the base of the rack, the connecting seat is fixed on the telescopic end of the second electric push rod, and the servo motor is installed on the bottom of the connecting seat, and the second electric push rod and the servo motor are electrically connected with the PLC controller.

[0010] Further, the connecting mechanism comprises a plug and a socket, the plug is fixed on the output shaft of the servo motor, the socket is fixed on the bottom of the rotary shaft, and the plug is plugged with the socket.

[0011] Compared with the prior art, the clamping mechanism for analog testing of the tower crane main control board has the following advantages:

[0012] 1. The tower crane main control board is moved to a test position through the conveying unit, and the tower crane main control board is clamped and fixed through the clamping unit, so that the feeding and fixing are convenient, the process of human participation is reduced, and the test efficiency is improved.

[0013] 2. The driving mechanism drives the rotary shaft to rotate through the connecting mechanism, the rotary shaft drives the positioning seat to rotate, so that different test ports on the tower crane main control board are opposite to the test position, the trouble of manually adjusting the test interface position is saved, the process of human participation is reduced, time and labor are saved, and the test efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the three-dimensional bottom structure of the utility model;

[0016] Figure 3 It is a schematic diagram of the three-dimensional cross-sectional structure of the utility model;

[0017] Figure 4 It is a schematic diagram of the three-dimensional cross-sectional structure of the utility model; Figure 3 A schematic diagram of the enlarged structure of the utility model

[0018] In the drawing: 1-rack, 2-PLC controller, 3-driving mechanism, 31-second electric push rod, 32-connecting seat, 33-servo motor, 4-clamping unit, 41-clamping seat, 42-rotary joint, 43-first electric push rod, 5-conveying unit, 51-chain plate conveyor, 52-connecting frame, 6-connecting mechanism, 61-plug, 62-socket, 7-rotary shaft, 8-positioning seat. DETAILED DESCRIPTION

[0019] The utility model can be explained in detail through the following examples, and the purpose of the utility model is to protect all technical improvements within the scope of the utility model.

[0020] Please refer to Figures 1-4 The embodiment provides a technical scheme: a clamping mechanism for tower crane main control panel simulation test, comprising a rack 1, a PLC controller 2 is installed on the side of the rack 1, a conveying unit 5 is installed on the inner side of the rack 1, a positioning seat 8 is rotatably connected to the conveying part of the conveying unit 5 through a rotating shaft 7, a driving mechanism 3 for driving the rotating shaft 7 to rotate is installed on the rack 1 at the position corresponding to the rotating shaft 7, and the driving mechanism 3 is detachably connected with the end of the rotating shaft 7 through a connecting mechanism 6, a clamping unit 4 is installed on the top of the rack 1, and the PLC controller 2 is electrically connected with an external power supply.

[0021] The conveying unit 5 comprises a chain plate conveyor 51 and a connecting frame 52, the chain plate conveyor 51 is installed on the inner side of the rack 1, the connecting frame 52 is uniformly fixed on the conveying chain plate of the chain plate conveyor 51, the positioning seat 8 is rotatably installed on the connecting frame 52 through the rotating shaft 7, the chain plate conveyor 51 is electrically connected with the PLC controller 2, the clamping unit 4 comprises a clamping seat 41 and a first electric push rod 43, the first electric push rod 43 is installed on the top of the rack 1, the clamping seat 41 is rotatably installed on the telescopic end of the first electric push rod 43, the first electric push rod 43 is electrically connected with the PLC controller 2, and the clamping unit 4 further comprises a rotary joint 42; the tower crane main control panel is placed on the positioning seat 8, then the conveying chain plate of the chain plate conveyor 51 drives the connecting frame 52 to move, so that the tower crane main control panel is moved to a test position, then the telescopic end of the first electric push rod 43 drives the clamping seat 41 to move up and down, so that the clamping seat 41 is buckled on the positioning seat 8, thereby clamping and fixing the tower crane main control panel, the feeding and fixing are convenient, the process of human participation is reduced, and the test efficiency is improved.

[0022] The driving mechanism 3 comprises a second electric push rod 31, a connecting seat 32 and a servo motor 33, the second electric push rod 31 is installed on the base of the rack 1, the connecting seat 32 is fixed on the telescopic end of the second electric push rod 31, the servo motor 33 is installed on the bottom of the connecting seat 32, and the second electric push rod 31 and the servo motor 33 are electrically connected with the PLC controller 2; the connecting mechanism 6 comprises a plug 61 and a socket 62, the plug 61 is fixed on the output shaft of the servo motor 33, the socket 62 is fixed on the bottom of the rotating shaft 7, the plug 61 is matched with the socket 62 in plug connection, the telescopic end of the second electric push rod 31 drives the connecting seat 32 to move up and down, so that the plug 61 on the output shaft of the servo motor 33 is inserted into the socket 62 at the end of the rotating shaft 7, then the output shaft of the servo motor 33 drives the rotating shaft 7 to rotate through the connecting mechanism 6, and the rotating shaft 7 drives the positioning seat 8 to rotate, so that different test ports on the tower crane master control board are opposite to test positions; in the rotating process of the positioning seat 8, the clamping seat 41 rotates relative to the telescopic end of the first electric push rod 43 through the rotary joint 42, so that the trouble of manually adjusting the test interface position is avoided, the process of human participation is reduced, time and labor are saved, and the test efficiency is improved.

[0023] The working principle of the clamping mechanism for tower crane master control board simulation test is as follows: the tower crane master control board is placed on the positioning seat 8, then the conveying chain of the chain plate conveyor 51 drives the connecting frame 52 to move, so that the tower crane master control board is moved to the test position, then the telescopic end of the first electric push rod 43 drives the clamping seat 41 to move up and down, so that the clamping seat 41 is buckled on the positioning seat 8, so that the tower crane master control board is clamped and fixed, then the telescopic end of the second electric push rod 31 drives the connecting seat 32 to move up and down, so that the plug 61 on the output shaft of the servo motor 33 is inserted into the socket 62 at the end of the rotating shaft 7, then the output shaft of the servo motor 33 drives the rotating shaft 7 to rotate through the connecting mechanism 6, and the rotating shaft 7 drives the positioning seat 8 to rotate, so that different test ports on the tower crane master control board are opposite to test positions; in the rotating process of the positioning seat 8, the clamping seat 41 rotates relative to the telescopic end of the first electric push rod 43 through the rotary joint 42.

[0024] It is worth noting that the components disclosed in the above embodiments are all general standard components or components known to those skilled in the art, the structure and principle of which can be known by technical personnel through a technical manual or through a conventional experimental method, and the model of the PLC controller 2 can be selected as XCC.

[0025] In the utility model, unless another definite provision and limitation, the term "mount", "link", "connect", "fix" and so on term should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be direct connection, also can pass through intermediate medium indirectly connect, can be two element internal communication or two element's interaction relation, unless another definite limitation.For ordinary skill in the art, the above-mentioned term can be understood according to the specific situation in the utility model, such as rotary connection can be through bearing rotary connection.

[0026] The utility model is not detailed part of the prior art, although the utility model is specifically shown and introduced in combination with preferred implementation scheme, the specific implementation of this technical scheme method and approach is many, the above-mentioned only is the preferred implementation mode of the utility model, but the skilled person in the art should understand that, in the form and the detail can make various changes to the utility model within the spirit and scope of the utility model defined in the appended claims without departing from the utility model, all are the protection scope of the utility model.

Claims

1. A clamping mechanism for a tower crane master control board simulation test, comprising a rack (1), characterized in that: The side of the frame (1) is provided with a PLC controller (2), the inner side of the frame (1) is provided with a conveying unit (5), the conveying part of the conveying unit (5) is rotatably connected with a positioning seat (8) through a rotating shaft (7), the frame (1) is provided with a driving mechanism (3) at the position corresponding to the rotating shaft (7), the driving mechanism (3) is detachably connected with the end of the rotating shaft (7) through a connecting mechanism (6), the top of the frame (1) is provided with a clamping unit (4), and the PLC controller (2) is electrically connected with an external power supply.

2. The clamping mechanism for simulating test of a tower crane master control panel according to claim 1, characterized in that: The conveying unit (5) comprises a chain plate conveyor (51) and a connecting frame (52), the chain plate conveyor (51) is installed on the inner side of the frame (1), the connecting frame (52) is uniformly fixed on the conveying chain plate of the chain plate conveyor (51), the positioning seat (8) is rotatably installed on the connecting frame (52) through the rotating shaft (7), and the chain plate conveyor (51) is electrically connected with the PLC controller (2).

3. The clamping mechanism for simulating test of a tower crane master control panel according to claim 1, characterized in that: The clamping unit (4) comprises a clamping seat (41) and a first electric push rod (43), the first electric push rod (43) is installed on the top of the frame (1), the clamping seat (41) is rotatably installed on the telescopic end of the first electric push rod (43), and the first electric push rod (43) is electrically connected with the PLC controller (2).

4. The clamping mechanism for simulating test of a tower crane master control panel according to claim 3, characterized in that: The clamping unit (4) further comprises a rotary joint (42), and the clamping seat (41) is rotatably installed on the telescopic end of the first electric push rod (43) through the rotary joint (42).

5. The clamping mechanism for simulating test of a tower crane master control panel according to claim 1, characterized in that: The driving mechanism (3) comprises a second electric push rod (31), a connecting seat (32) and a servo motor (33), the second electric push rod (31) is installed on the base of the frame (1), the connecting seat (32) is fixed on the telescopic end of the second electric push rod (31), the servo motor (33) is installed on the bottom of the connecting seat (32), and the second electric push rod (31) and the servo motor (33) are electrically connected with the PLC controller (2).

6. The clamping mechanism for simulating test of a tower crane master control panel according to claim 1 or 5, characterized in that: The connecting mechanism (6) comprises a plug (61) and a socket (62), the plug (61) is fixed on the output shaft of the servo motor (33), the socket (62) is fixed on the bottom of the rotating shaft (7), and the plug (61) is plugged into the socket (62).

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