Punching equipment for ocean steel structure construction

Abstract

The utility model relates to the technical field of punching equipment, in particular to punching equipment for ocean steel structure construction, which comprises a belt conveyor, a frame of the belt conveyor is fixedly connected with a support, and the top of the support is fixedly connected with a hydraulic cylinder. The automatic feeding device has the advantages that the lifting plate is driven by the electric telescopic rod to get close to the feeding disc until a pin shaft is inserted into a pin hole, the lifting plate and the feeding disc can be connected more stably, the motor mounting frame is driven by the hydraulic cylinder to move downwards, and the motor is started until a drill bit makes contact with a workpiece to drive the drill bit to rotate. According to the automatic feeding and discharging device, the workpieces can be punched, along with continuous rotation of the feeding disc, the punched workpieces can be close to the belt conveyor until the punched workpieces correspond to the belt conveyor, then the workpieces are placed on the belt conveyor, discharging of the workpieces can be completed, automatic feeding and discharging of the workpieces can be achieved, the workpieces do not need to be frequently clamped and disassembled, and the working efficiency is improved. And the efficiency of punching operation is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of punching equipment, in particular to a punching equipment for building marine steel structures. Background Art

[0002] The drilling tool for offshore steel structure construction is a device specially used for drilling operations in offshore steel structure construction. It needs to withstand various complex mechanical effects during the construction, fixation and connection of offshore steel structures. In order to ensure the stability and safety of the structure, the various components need to be accurately fixed and connected. The drilling equipment accurately drills holes on the connectors so that bolts, welding or other connectors can firmly connect the various components to form a stable whole.

[0003] For example, a steel structure drilling device with publication number CN212734228U, which changes the position of the limit plate by rotating the threaded rod set on the workbench to adjust the clamping position according to the size of the steel structure, and the gear rotates to change the position of the drilling device, thereby achieving the effect of fixing the steel structure and drilling holes in multiple positions without moving the steel structure, solving the problem of inaccurate drilling due to unstable steel structure and inability to drill holes in multiple positions.

[0004] The above-mentioned punching equipment still has the following shortcomings in actual use: when using the above-mentioned punching equipment to punch holes in the connecting parts of the marine steel structure, it is necessary to manually place the connecting parts on the workbench, and then rotate the threaded rod to drive the limit plate to move. The workpiece can be clamped by the baffle and the limit plate. After the punching operation is completed, the workpiece needs to be disassembled. Such frequent disassembly of the workpiece will reduce the efficiency of the punching operation. Therefore, a punching equipment for marine steel structure construction is needed to solve the above problems. Utility Model Content

[0005] The purpose of the present invention is to solve at least one of the above technical deficiencies.

[0006] Therefore, one purpose of the utility model is to provide a drilling device for marine steel structure construction to solve the problems mentioned in the background technology and overcome the shortcomings of the prior art.

[0007] In order to achieve the above-mentioned purpose, an embodiment of the utility model on one hand provides a drilling equipment for marine steel structure construction, including a belt conveyor, a frame of the belt conveyor is fixedly connected to a bracket, a hydraulic cylinder is fixedly connected to the top of the bracket, an output end of the hydraulic cylinder is fixedly connected to a motor mounting frame, a motor is fixedly connected to the inside of the motor mounting frame, a drill bit is fixedly connected to the output end of the motor, a loading tray is arranged inside the bracket, a cover plate is fixedly installed at both ends of the loading tray by bolts, a rotating shaft is fixedly connected to the outer side of the cover plate, the rotating shaft is rotatably connected to the bracket, a stepper motor is fixedly connected to the side of the bracket, the output end of the stepper motor is fixedly connected to the rotating shaft, a plurality of support plates are fixedly connected to the inner wall of the loading tray, an electric telescopic rod is fixedly connected to the inner side of each support plate, an electric telescopic rod is fixedly connected to the output end of the electric telescopic rod is fixedly connected to a lifting plate, a clamping assembly is fixedly connected to the outer side of the lifting plate, and the drill bit corresponds to the clamping assembly.

[0008] Preferably, in any of the above schemes, a baffle is fixedly connected to the outer surface of the rotating shaft, and the baffle is slidably connected to the bracket.

[0009] Preferably, any of the above schemes has a plurality of groups of workpiece locating pins fixedly connected to the belt surface of the belt conveyor, the plurality of groups of workpiece locating pins are linearly arrayed on the belt surface of the belt conveyor, and the workpiece locating pins correspond to the clamping assembly up and down.

[0010] Preferably, any of the above schemes has a pin fixedly connected to one side of the lifting plate away from the clamping assembly, a pin hole is provided on the outer surface of the loading tray, and the pin is slidably connected to the loading tray through the pin hole.

[0011] Preferably, any of the above schemes has a plurality of reinforcing ribs fixedly connected to the side of the bracket, a fixing plate fixedly connected to the bottom of the reinforcing ribs, the plurality of reinforcing ribs are evenly divided into two groups, and the two groups of reinforcing ribs are symmetrically distributed on both sides of the bracket.

[0012] Preferably, any of the above solutions has a guide rod fixedly connected to the top of the motor mounting frame, and the guide rod is slidably connected to the bracket.

[0013] Compared with the prior art, the advantages and beneficial effects of the utility model are:

[0014] When drilling is required for marine steel structures, the workpiece can be inserted between the workpiece positioning pins, and then the belt conveyor is turned on to convey the workpiece through the belt drive until the workpiece moves to the bottom of the loading tray. At this time, the electric telescopic rod will drive the lifting plate to move downward. After moving to the appropriate position, the workpiece is clamped by the clamping assembly, and then the loading tray is driven by the stepper motor to rotate the rotating shaft until the clamped workpiece is opposite to the drill bit. After that, the lifting plate is driven close to the loading tray by the electric telescopic rod until the pin shaft is inserted into the pin hole. The connection between the lifting plate and the loading tray can be made more stable, and the motor mounting frame is driven downward by the hydraulic cylinder until the drill bit contacts the workpiece. After that, the motor is turned on to drive the drill bit to rotate, and the workpiece can be drilled. As the loading tray continues to rotate, the workpiece with the drilling completed will be close to the belt conveyor until it corresponds to the belt conveyor and the workpiece is placed on the belt conveyor. The unloading of the workpiece can be completed, and the automatic loading and unloading of the workpiece can be realized. There is no need to frequently clamp and disassemble the workpiece, which can greatly improve the efficiency of the drilling operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the assembly of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the bracket of the utility model from the first perspective;

[0017] Figure 3 This is a schematic diagram of the structure of the bracket of the utility model from a second viewing angle;

[0018] Figure 4 It is a schematic diagram of the exploded structure of the loading tray of the utility model;

[0019] Figure 5 This is a schematic diagram of the structure of the loading tray of the utility model;

[0020] Figure 6 This is a schematic diagram of the lifting plate structure of the utility model.

[0021] In the figure: 1-belt conveyor, 2-bracket, 3-hydraulic cylinder, 4-motor mounting frame, 41-motor, 5-drill bit, 6-loading tray, 7-cover plate, 8-rotating shaft, 9-stepping motor, 10-support plate, 11-electric telescopic rod, 12-lifting plate, 13-clamping assembly, 14-baffle, 15-workpiece locating pin, 16-pin shaft, 17-pin hole, 18-reinforcement rib, 19-fixed plate, 20-guide rod. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings, but the protection scope of the utility model is not limited to the following.

[0023] like Figures 1 to 6 As shown, a drilling device for marine steel structure construction includes a belt conveyor 1, a frame of the belt conveyor 1 is fixedly connected to a bracket 2, a hydraulic cylinder 3 is fixedly connected to the top of the bracket 2, an output end of the hydraulic cylinder 3 is fixedly connected to a motor mounting frame 4, a motor 41 is fixedly connected inside the motor mounting frame 4, a drill bit 5 is fixedly connected to the output end of the motor 41, a loading tray 6 is arranged inside the bracket 2, a cover plate 7 is fixedly installed at both ends of the loading tray 6 by bolts, a rotating shaft 8 is fixedly connected to the outer side of the cover plate 7, the rotating shaft 8 is rotatably connected to the bracket 2, a stepper motor 9 is fixedly connected to the side of the bracket 2, the output end of the stepper motor 9 is fixedly connected to the rotating shaft 8, a plurality of support plates 10 are fixedly connected to the inner wall of the loading tray 6, an electric telescopic rod 11 is fixedly connected to the inner side of each support plate 10, an electric telescopic rod 11 is fixedly connected to the output end of the electric telescopic rod 11 is fixedly connected to a lifting plate 12, a clamping assembly 13 is fixedly connected to the outer side of the lifting plate 12, and the drill bit 5 corresponds to the clamping assembly 13.

[0024] As an optional technical solution of the present invention, a baffle 14 is fixedly connected to the outer surface of the rotating shaft 8, and the baffle 14 is slidably connected to the bracket 2. When the rotating shaft 8 rotates, the baffle 14 will slide relative to the bracket 2, thereby limiting the position of the rotating shaft 8.

[0025] As an optional technical solution of the present utility model, a plurality of groups of workpiece locating pins 15 are fixedly connected to the belt surface of the belt conveyor 1. The plurality of groups of workpiece locating pins 15 are linearly arrayed on the belt surface of the belt conveyor 1. The workpiece locating pins 15 correspond to the clamping assembly 13 up and down. The setting of the workpiece locating pins 15 can limit the workpiece and prevent the workpiece from being displaced during transportation.

[0026] As an optional technical solution of the utility model, a pin shaft 16 is fixedly connected to the side of the lifting plate 12 away from the clamping assembly 13, and a pin hole 17 is opened on the outer surface of the loading tray 6. The pin shaft 16 is slidingly connected to the loading tray 6 through the pin hole 17. The electric telescopic rod 11 drives the lifting plate 12 to approach the loading tray 6 until the pin shaft 16 is inserted into the pin hole 17, so that the connection between the lifting plate 12 and the loading tray 6 can be more stably.

[0027] As an optional technical solution of the present invention, a plurality of reinforcing ribs 18 are fixedly connected to the side of the bracket 2, and a fixing plate 19 is fixedly connected to the bottom of the reinforcing ribs 18. The plurality of reinforcing ribs 18 are evenly divided into two groups, and the two groups of reinforcing ribs 18 are symmetrically distributed on both sides of the bracket 2. Before the operation, the fixing plate 19 can be locked to the ground with bolts, which can support the bracket 2 and prevent the bracket 2 from shaking during operation, thereby improving the accuracy of punching.

[0028] As an optional technical solution of the present invention, a guide rod 20 is fixedly connected to the top of the motor installation frame 4, and the guide rod 20 is slidably connected to the bracket 2. The guide rod 20 can limit the lifting and lowering of the motor installation frame 4.

[0029] A drilling device for marine steel structure construction, the working principle is as follows:

[0030] 1): When drilling is required on the marine steel structure, the workpiece can be inserted between the workpiece positioning pins 15, and then the belt conveyor 1 is turned on to convey the workpiece through the belt drive until the workpiece moves to the bottom of the loading tray 6.

[0031] 2): The electric telescopic rod 11 will drive the lifting plate 12 to move downward, and after moving to a suitable position, the workpiece will be clamped by the clamping assembly 13.

[0032] 3): The stepper motor 9 drives the rotating shaft 8 to drive the loading tray 6 to rotate until the clamped workpiece is opposite to the drill bit 5, and then the electric telescopic rod 11 drives the lifting plate 12 to approach the loading tray 6 until the pin shaft 16 is inserted into the pin hole 17.

[0033] 4): The hydraulic cylinder 3 drives the motor mounting frame 4 to move downward until the drill bit 5 contacts the workpiece, and then the motor 41 is turned on to drive the drill bit 5 to rotate, so that the workpiece can be punched. As the loading tray 6 continues to rotate, the punched workpiece will approach the belt conveyor 1 until it corresponds to the belt conveyor 1 and the workpiece is placed on the belt conveyor 1, so that the unloading of the workpiece can be completed.

[0034] In summary, when drilling is required on marine steel structures, the drilling equipment for marine steel structure construction can insert the workpiece between the workpiece positioning pins 15, and then start the belt conveyor 1 to convey the workpiece through the belt drive until the workpiece moves to the bottom of the loading tray 6. At this time, the electric telescopic rod 11 will drive the lifting plate 12 to move downward, and after moving to a suitable position, the workpiece is clamped by the clamping assembly 13, and then the stepping motor 9 drives the rotating shaft 8 to drive the loading tray 6 to rotate until the clamped workpiece is opposite to the drill bit 5, and then the electric telescopic rod 11 drives the lifting plate 12 to approach the loading tray 6. After the pin shaft 16 is inserted into the pin hole 17, the connection between the lifting plate 12 and the loading tray 6 can be made more stable. The motor mounting frame 4 is driven downward by the hydraulic cylinder 3 until the drill bit 5 contacts the workpiece and then the motor 41 is turned on to drive the drill bit 5 to rotate, so that the workpiece can be punched. As the loading tray 6 continues to rotate, the punched workpiece will approach the belt conveyor 1 until it corresponds to the belt conveyor 1 and is placed on the belt conveyor 1. The unloading of the workpiece can be completed, and automatic loading and unloading of the workpiece can be realized. There is no need to frequently clamp and disassemble the workpiece, which can greatly improve the efficiency of the punching operation.

Claims

1. A drilling device for marine steel structure construction, characterized in that: The invention comprises a belt conveyor (1), wherein the frame of the belt conveyor (1) is fixedly connected to a bracket (2), the top of the bracket (2) is fixedly connected to a hydraulic cylinder (3), the output end of the hydraulic cylinder (3) is fixedly connected to a motor installation frame (4), the inside of the motor installation frame (4) is fixedly connected to a motor (41), the output end of the motor (41) is fixedly connected to a drill bit (5), a loading tray (6) is arranged inside the bracket (2), a cover plate (7) is fixedly installed at both ends of the loading tray (6) by bolts, and the outer side of the cover plate (7) is fixedly connected to a rotating shaft (8) The rotating shaft (8) is rotatably connected to the bracket (2); a stepper motor (9) is fixedly connected to the side of the bracket (2); the output end of the stepper motor (9) is fixedly connected to the rotating shaft (8); a plurality of support plates (10) are fixedly connected to the inner wall of the loading tray (6); an electric telescopic rod (11) is fixedly connected to the inner side of each support plate (10); the output end of the electric telescopic rod (11) is fixedly connected to a lifting plate (12); a clamping assembly (13) is fixedly connected to the outer side of the lifting plate (12); and the drill bit (5) corresponds to the clamping assembly (13).

2. The drilling equipment for marine steel structure construction according to claim 1, characterized in that: A baffle (14) is fixedly connected to the outer surface of the rotating shaft (8), and the baffle (14) is slidably connected to the bracket (2).

3. The drilling equipment for marine steel structure construction according to claim 2, characterized in that: The belt surface of the belt conveyor (1) is fixedly connected with a plurality of groups of workpiece positioning pins (15), and the plurality of groups of workpiece positioning pins (15) are linearly arrayed on the belt surface of the belt conveyor (1), and the workpiece positioning pins (15) correspond to the clamping components (13) up and down.

4. The drilling equipment for marine steel structure construction according to claim 3, characterized in that: A pin shaft (16) is fixedly connected to the side of the lifting plate (12) away from the clamping assembly (13), and a pin hole (17) is provided on the outer surface of the loading tray (6). The pin shaft (16) is slidably connected to the loading tray (6) through the pin hole (17).

5. The drilling equipment for marine steel structure construction according to claim 4, characterized in that: A plurality of reinforcing ribs (18) are fixedly connected to the side surface of the bracket (2), a fixing plate (19) is fixedly connected to the bottom surface of the reinforcing ribs (18), and the plurality of reinforcing ribs (18) are evenly divided into two groups, and the two groups of reinforcing ribs (18) are symmetrically distributed on both sides of the bracket (2).

6. The drilling equipment for marine steel structure construction according to claim 5, characterized in that: A guide rod (20) is fixedly connected to the top of the motor installation frame (4), and the guide rod (20) is slidably connected to the bracket (2).

Images