Tower crane standard section welding tool

Abstract

The utility model relates to the technical field of tower crane standard section machining, and particularly discloses a tower crane standard section welding tool which comprises a bottom plate, two symmetrically-distributed side plates are fixedly connected to the upper end face of the bottom plate, first sleeves are fixedly connected to the opposite outer walls of the two side plates, and second sleeves are rotationally connected to the outer walls of the two first sleeves. A sliding block is in threaded connection with the outer wall of the lead screw, a second electric push rod is installed on the lower end face of the sliding block, a mounting plate is fixedly connected to the output end of the second electric push rod, and a third servo motor is installed on the lower end face of the mounting plate; the output end of the third servo motor is fixedly connected with a U-shaped plate, and a third electric push rod is installed on the front end face of the U-shaped plate. The main chord members can be fixed through the two first clamping plates, the web members can be fixed through the second clamping plates, the angles and the positions of the web members can be adjusted at will, and welding is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of tower crane standard section processing, and specifically discloses a tower crane standard section welding tool. Background Art

[0002] Tower crane is the most widely used lifting equipment in the construction industry. The tower crane body is mainly composed of standard sections. The welding accuracy and welding quality of the standard sections are directly related to the safety and stability of the tower crane. The production efficiency of the standard sections also has a great impact on the production efficiency of the entire tower crane.

[0003] When the tower crane standard section is being welded, the main chord needs to be fixed on the welding tooling, and then each web is welded to each main chord respectively. However, during the welding operation of the web, the existing tooling lacks a fixing device for the web, causing the operator to manually support the web for welding, which affects the welding accuracy and easily causes personal injury to the operator during the welding process. Therefore, a tower crane standard section welding tooling is needed to solve this problem. Utility Model Content

[0004] The utility model provides a tower crane standard section welding tool, which fixes the main chord through two first clamping plates, and fixes the web through the second clamping plate. The angle and position of the web can be adjusted arbitrarily, which is convenient for welding.

[0005] The utility model is implemented in this way. A tower crane standard section welding tool comprises a bottom plate, the upper end surface of the bottom plate is fixedly connected to two symmetrically distributed side plates, the outer walls of the two side plates opposite to each other are fixedly connected to a first sleeve, the outer walls of the two first sleeves are rotatably connected to a second sleeve, the outer walls of the two second sleeves are fixedly connected to a portal frame, a screw rod is rotatably connected between the left and right end surfaces inside the portal frame, the outer wall of the screw rod is threadedly connected to a slider, the lower end surface of the slider is installed with a second electric push rod, and the output end of the second electric push rod is fixedly connected to There is a mounting plate, a third servo motor is mounted on the lower end face of the mounting plate, an output end of the third servo motor is fixedly connected to a U-shaped plate, a third electric push rod is mounted on the front end face of the U-shaped plate, an output end of the third electric push rod extends to the inside of the U-shaped plate and is fixedly connected to a second clamping plate, first electric push rods are mounted on the outer walls opposite to each other of the two side plates, output ends of the two first electric push rods respectively pass through the inner walls of the two first sleeves to extend to the inner side of the portal frame and are fixedly connected to the first clamping plate, and a plurality of support plates are fixedly connected to the outer walls opposite to each other of the two first clamping plates.

[0006] In order to facilitate the rotation of the second sleeve and the portal frame, as a preferred tower crane standard section welding tooling of the utility model, a first servo motor is installed on the left end face of the side plate on the left, the output end of the first servo motor extends to the right side of the side plate on the left and is fixedly connected to the first gear, and the outer wall of the second sleeve on the left is fixedly connected to the second gear, and the first gear is meshingly connected to the second gear.

[0007] In order to facilitate the driving of the screw rod to rotate, as a preferred embodiment of the tower crane standard section welding tooling of the utility model, a second servo motor is installed on the right end face of the portal frame, and the output end of the second servo motor is fixedly connected to the screw rod.

[0008] In order to facilitate the stable left-right movement of the slider, as a preferred welding tool for a tower crane standard section of the utility model, the upper end surface of the slider is in contact with the lower end surface of the portal frame.

[0009] In order to facilitate the self-locking of the motor, as a preferred embodiment of the tower crane standard section welding tooling of the utility model, the first servo motor, the second servo motor and the third servo motor are all worm gear reduction motors.

[0010] In order to facilitate the control of the equipment, as a preferred tower crane standard section welding tooling of the utility model, a controller is provided on the right end face of the side panel on the right side, and the first electric push rod, the second electric push rod, the third electric push rod, the first servo motor, the second servo motor and the third servo motor are all electrically connected to the controller.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] This type of tower crane standard section welding tooling can fix the main chord through the cooperation of the first electric push rod, the first clamping plate and the support plate, and can fix the belly bar through the cooperation of the third electric push rod and the second clamping plate. The belly bar can be driven to rotate through the cooperation of the first servo motor, the first gear, the second gear and the second sleeve, so that the belly bar can be welded with different main chords. The belly bar can be driven to move left and right through the cooperation of the second servo motor, the screw rod and the slider, so as to adjust the position of the belly bar. The height of the belly bar can be adjusted by the second electric push rod, and the angle of the belly bar can be adjusted by the third servo motor. The angle and position of the belly bar can be adjusted arbitrarily, which is convenient for welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is the overall structural diagram of a tower crane standard section welding tooling of the utility model;

[0014] Figure 2 This is a front and sectional view of a tower crane standard section welding tooling of the utility model;

[0015] Figure 3This is a front view of the first sleeve of the utility model;

[0016] Figure 4 It is the structural diagram of the door frame of the utility model.

[0017] In the figure, 1, bottom plate; 2, side plate; 3, first sleeve; 4, second sleeve; 5, first electric push rod; 6, first clamping plate; 7, support plate; 8, first servo motor; 9, first gear; 10, second gear; 11, door frame; 12, screw rod; 13, second servo motor; 14, slider; 15, second electric push rod; 16, mounting plate; 17, third servo motor; 18, U-shaped plate; 19, third electric push rod; 20, second clamping plate; 21, controller. DETAILED DESCRIPTION

[0018] The present invention is further described below in conjunction with the accompanying drawings and specific embodiments to help understand the content of the present invention. The methods used in the present invention are all conventional methods unless otherwise specified; the raw materials and devices used are all conventional commercial products unless otherwise specified.

[0019] See also Figure 1-4 A tower crane standard section welding tooling comprises a base plate 1, the upper end surface of the base plate 1 is fixedly connected to two symmetrically distributed side plates 2, the opposite outer walls of the two side plates 2 are fixedly connected to first sleeves 3, the outer walls of the two first sleeves 3 are rotatably connected to second sleeves 4, the outer walls of the two second sleeves 4 are fixedly connected to a portal frame 11, a screw rod 12 is rotatably connected between the left and right end surfaces inside the portal frame 11, a slider 14 is threadedly connected to the outer wall of the screw rod 12, a second electric push rod 15 is installed on the lower end surface of the slider 14, the output end of the second electric push rod 15 is fixedly connected to a mounting plate 16, the lower end surface of the mounting plate 16 is installed with a third servo motor 17, the output end of the third servo motor 17 is fixedly connected to a U-shaped plate 18, the front end surface of the U-shaped plate 18 is installed with a third electric push rod 19, the output end of the third electric push rod 19 extends to the inside of the U-shaped plate 18 and is fixedly connected to a second clamping plate 20. The outer walls opposite to each other of the two side panels 2 are both installed with first electric push rods 5, and the output ends of the two first electric push rods 5 respectively pass through the inner walls of the two first sleeves 3 to extend to the inner side of the door frame 11 and are fixedly connected with first clamping plates 6, and the outer walls opposite to the two first clamping plates 6 are both fixedly connected with multiple support plates 7.

[0020] In this embodiment: four main chords are placed between two first clamping plates 6 and above the support plate 7, two first electric push rods 5 are started synchronously, the two first electric push rods 5 drive the two first clamping plates 6 to move relative to each other, and then the main chords are fixed, the webs are placed between the second clamping plate 20 and the U-shaped plate 18, the third electric push rod 19 is started, the third electric push rod 19 drives the second clamping plate 20 to move backward, and then the webs are clamped and fixed. The first servo motor 8 is started, the first servo motor 8 drives the first gear 9 to rotate, and then drives the second gear 10 to rotate, the second gear 10 further drives the second sleeve 4 on the left to rotate, and then drives the portal frame 11 to rotate, the portal frame 11 further drives the webs to rotate, so that the webs are welded to different main chords. Start the second servo motor 13, the second servo motor 13 drives the lead screw 12 to rotate, and then drives the slider 14 to move left and right, and then drives the belly rod to move left and right, so as to adjust the position of the belly rod, start the second electric push rod 15, the second electric push rod 15 drives the belly rod to move up and down, so as to adjust the height of the belly rod, start the third servo motor 17, the third servo motor 17 drives the U-shaped plate 18 to rotate, and then drives the belly rod to rotate, so as to adjust the horizontal angle of the belly rod, the angle and position of the belly rod can be adjusted arbitrarily, which is convenient for welding.

[0021] As a technical optimization solution of the utility model, a first servo motor 8 is installed on the left end face of the left side panel 2, the output end of the first servo motor 8 extends to the right side of the left side panel 2 and is fixedly connected to a first gear 9, and a second gear 10 is fixedly connected to the outer wall of the second sleeve 4 on the left side, and the first gear 9 is meshingly connected to the second gear 10.

[0022] In this embodiment, the first servo motor 8, the first gear 9 and the second gear 10 cooperate to drive the second sleeve 4 to rotate, thereby driving the portal frame 11 to rotate.

[0023] As a technical optimization solution of the utility model, a second servo motor 13 is installed on the right end surface of the door frame 11 , and the output end of the second servo motor 13 is fixedly connected to the screw rod 12 .

[0024] In this embodiment, the second servo motor 13 drives the screw rod 12 to rotate, which saves time and effort.

[0025] As a technical optimization solution of the present invention, the upper end surface of the sliding block 14 abuts against the lower end surface of the door frame 11 .

[0026] In this embodiment, the upper end surface of the slider 14 is brought into contact with the lower end surface of the portal frame 11 , so that the slider 14 can move stably left and right.

[0027] As a technical optimization solution of the present invention, the first servo motor 8, the second servo motor 13 and the third servo motor 17 are all worm gear reduction motors.

[0028] In this embodiment, by configuring the first servo motor 8, the second servo motor 13 and the third servo motor 17 as worm gear reduction motors, the self-locking properties of the worm gear and the worm gear can be utilized to lock the motors and prevent the motors from being rotated by external forces.

[0029] As a technical optimization solution of the present invention, a controller 21 is provided on the right end face of the right side panel 2, and the first electric push rod 5, the second electric push rod 15, the third electric push rod 19, the first servo motor 8, the second servo motor 13 and the third servo motor 17 are all electrically connected to the controller 21.

[0030] In this embodiment, the device is controlled by the controller 21, which saves time and effort and improves the degree of automation.

[0031] The working principle and use process of this utility model:

[0032] When in use, first place the four main chords between the two first clamping plates 6 and above the support plate 7, then start the two first electric push rods 5 synchronously, the two first electric push rods 5 drive the two first clamping plates 6 to move relative to each other, and then fix the main chords, then place the webs between the second clamping plate 20 and the U-shaped plate 18, and start the third electric push rod 19, the third electric push rod 19 drives the second clamping plate 20 to move backward, and then clamps and fixes the webs, start the first servo motor 8, the first servo motor 8 drives the first gear 9 to rotate, and then drives the second gear 10 to rotate, the second gear 10 further drives the second sleeve 4 on the left to rotate, and then drives the portal frame 11 to rotate, the portal frame 11 further drives the webs to rotate, so that the webs are welded to different main chords. Start the second servo motor 13, the second servo motor 13 drives the lead screw 12 to rotate, and then drives the slider 14 to move left and right, and then drives the belly rod to move left and right, so as to adjust the position of the belly rod, start the second electric push rod 15, the second electric push rod 15 drives the belly rod to move up and down, so as to adjust the height of the belly rod, start the third servo motor 17, the third servo motor 17 drives the U-shaped plate 18 to rotate, and then drives the belly rod to rotate, so as to adjust the horizontal angle of the belly rod, the angle and position of the belly rod can be adjusted arbitrarily, which is convenient for welding.

[0033] In the description of the present invention, it should be understood that the terms "left", "right", "up", "down", "top", "bottom", "front", "back", "inside", "outside", "back", "middle", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0034] However, what is described above is only a specific embodiment of the present invention and should not be used to limit the scope of implementation of the present invention. Therefore, the replacement of equivalent components, or equivalent changes and modifications made according to the scope of protection of the patent of the present invention should still fall within the scope covered by the claims of the present invention.

Claims

1. A tower crane standard section welding tool, comprising a bottom plate (1), characterized in that: The upper end surface of the bottom plate (1) is fixedly connected to two symmetrically distributed side plates (2), the opposite outer walls of the two side plates (2) are fixedly connected to a first sleeve (3), the outer walls of the two first sleeves (3) are rotatably connected to a second sleeve (4), the outer walls of the two second sleeves (4) are fixedly connected to a door frame (11), a screw rod (12) is rotatably connected between the left and right end surfaces inside the door frame (11), the outer wall of the screw rod (12) is threadedly connected to a slider (14), the lower end surface of the slider (14) is installed with a second electric push rod (15), the output end of the second electric push rod (15) is fixedly connected to a mounting plate (16), the lower end of the mounting plate (16) is fixedly connected to the output end of the second electric push rod (15), and the lower end of the mounting plate (16) is fixedly connected to the output end of the second electric push rod (15). A third servo motor (17) is installed on the end surface, the output end of the third servo motor (17) is fixedly connected to a U-shaped plate (18), a third electric push rod (19) is installed on the front end surface of the U-shaped plate (18), the output end of the third electric push rod (19) extends to the inside of the U-shaped plate (18) and is fixedly connected to a second clamping plate (20), the outer walls opposite to each other of the two side plates (2) are both installed with first electric push rods (5), the output ends of the two first electric push rods (5) respectively pass through the inner walls of the two first sleeves (3) to extend to the inner side of the door frame (11) and are fixedly connected to the first clamping plate (6), and the outer walls opposite to each other of the two first clamping plates (6) are both fixedly connected to a plurality of support plates (7).

2. A tower crane standard section welding tool according to claim 1, characterized in that: A first servo motor (8) is installed on the left end surface of the side plate (2) on the left side, the output end of the first servo motor (8) extends to the right side of the side plate (2) on the left side and is fixedly connected to a first gear (9), and a second gear (10) is fixedly connected to the outer wall of the second sleeve (4) on the left side, and the first gear (9) is meshingly connected with the second gear (10).

3. A tower crane standard section welding tool according to claim 2, characterized in that: A second servo motor (13) is installed on the right end surface of the portal frame (11), and an output end of the second servo motor (13) is fixedly connected to the screw rod (12).

4. The tower crane standard section welding tool according to claim 1, characterized in that: The upper end surface of the sliding block (14) abuts against the lower end surface of the door frame (11).

5. The tower crane standard section welding tool according to claim 3 is characterized in that: The first servo motor (8), the second servo motor (13) and the third servo motor (17) are all worm gear reduction motors.

6. A tower crane standard section welding tool as claimed in claim 3, characterized in that: A controller (21) is provided on the right end surface of the side panel (2) on the right side, and the first electric push rod (5), the second electric push rod (15), the third electric push rod (19), the first servo motor (8), the second servo motor (13) and the third servo motor (17) are all electrically connected to the controller (21).

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