Device for automatically riveting skylight frame through robot

Abstract

The utility model relates to the technical field of automobile manufacturing, in particular to a device for automatically riveting a skylight frame through a robot, which comprises a protective guard, a workbench is arranged in the protective guard, a positioning tool is mounted at the top of the workbench, isolation guardrails are mounted on two sides of the workbench, an independent control box is arranged on one side of the workbench, and a control box is arranged on the other side of the workbench. A robot fixing base is installed at one end of the workbench. According to the improved device for automatically riveting the skylight frame, the welding robot is arranged for automatic welding, manual intervention is reduced, the cost of manual welding operation is reduced, a liftable positioning pin lifting assembly is matched for rapid die change of the skylight frame, meanwhile, a servo speed reducer and a clamping assembly are arranged for rotary clamping welding of the skylight frame, and the welding efficiency is improved. The welding flexibility and automation degree of the equipment are improved, the protective fences are arranged outside to be matched with the optical gratings to ensure the safety in the area during welding operation, and then the welding device can better meet the requirements of automobile manufacturing.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile manufacturing, in particular to a device that robot automatic riveting sunroof frame. BACKGROUND

[0002] With the rapid development of automobile manufacturing, the manufacturing process of automobile roof sunroof frame is also constantly progressing. The traditional automobile roof sunroof frame welding mainly adopts manual welding and partial automatic welding equipment. But manual welding has low efficiency, unstable quality, high labor intensity and other problems, although the partial automatic welding equipment improves the welding efficiency, but the flexibility and automation degree still need to be improved. With the continuous development and application of robot technology, robot welding technology is gradually popularized in the field of automobile manufacturing, which improves the welding efficiency and quality and reduces the labor cost.

[0003] In the design process of the utility model, it is found that the prior art has the following problems: in the common automobile roof sunroof frame welding process, manual welding is mostly used in cooperation with partial automatic welding equipment for welding operation, but manual welding has low efficiency, unstable quality and high labor intensity, the flexibility and automation degree of partial automatic welding equipment are insufficient, and at the same time, the equipment has long mold changing time, the safety of the welding equipment is not high, which also affects the production efficiency to a certain extent, and cannot well meet the needs of automobile manufacturing. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a device that robot automatic riveting sunroof frame to solve the problems of low efficiency and unstable quality of manual welding, insufficient flexibility and automation degree of partial automatic welding equipment, long mold changing time of equipment, low safety of welding equipment which also affects the production efficiency to a certain extent, and cannot well meet the needs of automobile manufacturing.

[0005] To achieve the above object, the utility model provides the following technical scheme: a device that robot automatic riveting sunroof frame, including the guardrail, the inside of guardrail is provided with work table, the top of work table is installed with positioning tooling, the both sides of work table are installed with isolation guardrail, the side of work table is provided with independent control box, one end of work table is installed with robot fixed base, the top of robot fixed base is installed with welding robot body.

[0006] The inside of work table is installed with speed reducer, the top of speed reducer is drivenly connected with tooling positioning assembly, the inner wall of work table is installed around with hydraulic lifting rod, the top of hydraulic lifting rod is drivenly connected with lifting platform, the bottom of lifting platform is installed with auxiliary rod.

[0007] The positioning tool includes a tool platform, a tool positioning slot is installed at the bottom center of the tool platform, a positioning frame is installed at the top center of the tool platform, and a clamping assembly, a positioning pin lifting assembly and a joint shaping assembly are installed at the top of the tool platform.

[0008] Further preferably, a maintenance door is installed at one end of the guardrail, first gratings are installed at both sides of the other end of the guardrail, second gratings are installed at the bottom of both sides of the other end of the guardrail, second gratings are installed at both sides of the guardrail, a human-machine interface is installed at the top of the other end of the guardrail, and a lifting assembly is arranged inside the human-machine interface.

[0009] Further preferably, the tool positioning assembly is rotatably connected to the top of the workbench through a driving connection reduction gear, the reduction gear is a Mitsubishi servo motor, a positioning bushing and a threaded sleeve are installed at the top of the tool positioning assembly, the top of the tool positioning assembly is connected to the tool positioning slot through a plug-in connection structure, and a positioning pin corresponding to the positioning bushing and the threaded sleeve is arranged inside the tool positioning slot.

[0010] Further preferably, hydraulic lifting rods are arranged at both sides of the reduction gear, the lifting platform is a hollow square frame structure, the top of the lifting platform is attached to the bottom of the tool platform, there are four auxiliary rods evenly installed at the bottom corners of the lifting platform, and the auxiliary rods are lifting rods.

[0011] Further preferably, the clamping assembly is an automatic clamping fixture that controls the displacement of one end of the clamping plate through a pneumatic cylinder, gaskets are filled in the clamping openings, there are sixteen clamping assemblies evenly installed on the top of the tool platform in four groups.

[0012] Further preferably, there are four positioning pin lifting assemblies evenly installed between the opposite two groups of clamping assemblies in two groups, and a circular positioning pin is arranged at the top of the positioning pin lifting assembly.

[0013] Further preferably, the positioning frame is a cross-shaped hollow frame structure, there are four joint shaping assemblies installed at the outer four corners of the positioning frame, two groups of pneumatic cylinders are arranged inside the joint shaping assembly in a right angle distribution, and two groups of positioning pins are arranged at the top of the joint shaping assembly.

[0014] Compared with the prior art, the automobile roof window to be welded is moved to the welding device, the welding robot is used for automatic welding, manual intervention is reduced, the cost of manual welding operation is reduced, the welding efficiency and quality stability are improved, the positioning pin lifting assembly is arranged to lift the roof window frame, the tool changing trolley is used to quickly change the mold of the roof window frame, the production efficiency is improved, the servo reducer drives the tool platform to rotate, the clamping assembly clamps the roof window frame, the flexibility and automation degree of the equipment during welding are improved, the protective fence is arranged outside to cooperate with the grating to ensure that there is no operator in the area during welding operation, the use safety of the welding equipment is improved, and the needs of automobile manufacturing are further met. BRIEF DESCRIPTION OF DRAWINGS

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

[0016] Figure 2 It is a front view structural schematic diagram of the protective fence of the utility model;

[0017] Figure 3 It is a front view enlarged structural schematic diagram of the utility model workbench;

[0018] Figure 4 It is a front view enlarged structural schematic diagram of the utility model positioning tool;

[0019] Figure 5 It is a front view enlarged structural schematic diagram of the utility model positioning tool.

[0020] In the drawing: 1, protective fence; 101, maintenance door; 102, first grating; 103, second grating; 104, man-machine operation interface; 2, workbench; 201, speed reducer; 202, tool positioning assembly; 203, hydraulic lifting rod; 204, lifting platform; 205, auxiliary rod; 3, positioning tool; 301, tool platform; 302, tool positioning groove; 303, positioning frame; 304, clamping assembly; 305, positioning pin lifting assembly; 306, joint shaping assembly; 4, isolation fence; 5, independent control box; 6, robot fixed base; 7, welding robot body. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] Please refer toFigures 1 to 5 The utility model provides a technical scheme: a device that robot automatic riveting skylight frame, including guardrail 1, the inside of guardrail 1 is provided with workbench 2, the top of workbench 2 is installed with positioning tooling 3, the both sides of workbench 2 are installed with isolation guardrail 4, one side of workbench 2 is provided with independent control box 5, one end of workbench 2 is installed with robot fixed base 6, the top of robot fixed base 6 is installed with welding robot body 7.

[0023] The inside of workbench 2 is installed with speed reducer 201, the top of speed reducer 201 is driven to be connected with tooling positioning assembly 202, the inner wall of workbench 2 is installed with hydraulic lifting rod 203 around, the top of hydraulic lifting rod 203 is driven to be connected with lifting platform 204, the bottom of lifting platform 204 is installed with auxiliary rod 205.

[0024] Positioning tooling 3 includes tooling platform 301, the bottom center of tooling platform 301 is installed with tooling positioning groove 302, the top center of tooling platform 301 is installed with positioning frame 303, the top of tooling platform 301 is installed with chucking assembly 304, positioning pin lifting assembly 305 and joint shaping assembly 306 respectively.

[0025] In the embodiment, as shown in Figure 1 and Figure 2 One end of guardrail 1 is installed with maintenance door 101, the both sides of the other end of guardrail 1 are installed with the first grating 102 of longitudinal, the bottom of the other end of guardrail 1 is installed with two groups of second grating 103 of transverse respectively, and the both sides of isolation guardrail 4 are installed with the second grating 103 opposite the position of second grating 103, the top of the other end of guardrail 1 is installed with human-computer interaction interface 104, and the inside of human-computer interaction interface 104 is provided with lifting assembly.

[0026] In the embodiment, as shown in Figure 1 , Figure 3 and Figure 5 Tooling positioning assembly 202 is connected with the top of workbench 2 through drive connection speed reducer 201 and constitutes rotary connection structure, and speed reducer 201 is Mitsubishi servo motor, and the top of tooling positioning assembly 202 is installed with positioning insert sleeve and threaded sleeve, and the top of tooling positioning assembly 202 and tooling positioning groove 302 constitute plug-in connection structure, and the inside of tooling positioning groove 302 is provided with the positioning pin corresponding with positioning insert sleeve and threaded sleeve.

[0027] In the embodiment, as shown in Figure 1 and Figure 3As shown, the two sides of the speed reducer 201 are provided with hydraulic lifting rods 203, and the lifting platform 204 is a hollow square frame structure, and the top of the lifting platform 204 is attached to the bottom of the tooling platform 301. There are four auxiliary rods 205, which are evenly installed at the bottom corners of the lifting platform 204, and the auxiliary rods 205 are all lifting rods.

[0028] In this embodiment, as shown in Figure 1 、 Figure 4 and Figure 5 , the clamping assembly 304 is an automatic clamping fixture controlled by a cylinder to displace one end of the clamping plate, and the clamping port position is filled with a gasket. There are sixteen clamping assemblies 304, which are evenly installed on the top of the four edges of the tooling platform 301.

[0029] In this embodiment, as shown in Figure 1 、 Figure 4 and Figure 5 , the positioning pin lifting assembly 305 is four, and is evenly divided into two groups and installed between the opposite two groups of clamping assemblies 304, and the top of the positioning pin lifting assembly 305 is provided with a circular positioning pin.

[0030] In this embodiment, as shown in Figure 1 and Figure 4 , the positioning frame 303 is a cross-shaped hollow frame structure, and the joint shaping assembly 306 is four, and the joint shaping assembly 306 is installed at the outer four corners of the positioning frame 303. The inside of the joint shaping assembly 306 is provided with two groups of cylinders distributed at right angles, and the top of the joint shaping assembly 306 is provided with two groups of positioning pins.

[0031] As shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 , the robot automatic riveting device for the window frame, in use, the working process is as follows:

[0032] First, use the tooling mold changing trolley to convey the window frame to be welded to the workbench 2 at one end of the protective fence 1, that is, manually load the window frame to be welded to the tooling platform 301;

[0033] Then the clamping assemblies 304 arranged around the top of the tooling platform 301 automatically drive the clamping plates to clamp the mold, while the positioning pin lifting assemblies 305 are connected with the corresponding positioning pins in the window frame mold, and the two groups of cylinders in the joint shaping assemblies 306 installed at the four corners of the positioning frame 303 drive the positioning pins to connect the joints at the four corners of the window frame, that is, the connection of the window frame mold is completed, and the welding parameters are set through the independent control box 5 on one side of the workbench 2.

[0034] Then the operator pushes the tool changing trolley out of the protective fence 1, and sets through the man-machine interface 104 at one end of the protective fence 1, at this time, the first vertical grating 102 and the two groups of second horizontal gratings 103 at the bottom detect the area of the workbench 2, to avoid personnel in the welding range, at this time, the welding robot body 7 on the robot fixed base 6 starts, and the welding arm automatically operates to weld the sunroof frame, and the speed reducer 201 at the bottom of the workbench 2 starts to drive the tool platform 301 on the tool positioning groove 302 connected with the tool positioning assembly 202 to rotate, and cooperate with the welding robot to weld;

[0035] Finally, when the welding is completed, the grating is closed through the man-machine interface 104, so that the tool changing trolley can be moved to the workbench 2, at this time, the clamping assembly 304 on the tool platform 301 automatically releases the welded sunroof frame, and the positioning pin lifting assembly 305 is started to eject the sunroof frame for discharging, so that the welded sunroof frame can be transferred to the tool changing trolley for discharging, when the tool platform 301 needs to be replaced, the hydraulic lifting rod 203 in the workbench 2 is started to drive the lifting platform 204 to rise, the auxiliary rod 205 at four corners is set to limit the rising process, so that the tool platform 301 is pushed, and the tool platform 301 can be removed for replacement.

[0036] The contents not described in detail in the description belong to the prior art known to those skilled in the art.

[0037] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above examples, the above examples and the description in the specification are only preferred examples of the utility model, and are not used to limit the utility model, various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A device for robotically automatic riveting of a sunroof frame, comprising a protective bar (1), characterized in that: The inside of the guardrail (1) is provided with a workbench (2), the top of the workbench (2) is provided with a positioning tool (3), both sides of the workbench (2) are provided with isolation guardrails (4), one side of the workbench (2) is provided with an independent control box (5), one end of the workbench (2) is provided with a robot fixing base (6), and the top of the robot fixing base (6) is provided with a welding robot body (7). The inside of the workbench (2) is provided with a speed reducer (201), the top of the speed reducer (201) is drivingly connected with a tool positioning assembly (202), the inner wall of the workbench (2) is provided with a hydraulic lifting rod (203), the top of the hydraulic lifting rod (203) is drivingly connected with a lifting platform (204), and the bottom of the lifting platform (204) is provided with an auxiliary rod (205). The positioning tool (3) comprises a tool platform (301), the bottom center of the tool platform (301) is provided with a tool positioning groove (302), the top center of the tool platform (301) is provided with a positioning frame (303), and the top of the tool platform (301) is provided with a clamping assembly (304), a positioning pin lifting assembly (305) and a joint shaping assembly (306) respectively.

2. A robotic apparatus for automatic riveting of a window frame as claimed in claim 1, wherein: One end of the guardrail (1) is provided with a maintenance door (101), both sides of the other end of the guardrail (1) are provided with a first grating (102) in the longitudinal direction, and two groups of second gratings (103) in the transverse direction are respectively arranged at the bottom of both sides of the other end of the guardrail (1), the second gratings (103) are arranged on both sides of the isolation guardrails (4) and are opposite to the second gratings (103), a man-machine operation interface (104) is arranged at the top of the other end of the guardrail (1), and the inside of the man-machine operation interface (104) is provided with a lifting assembly.

3. A robotic apparatus for automatic riveting of a window frame as claimed in claim 1, wherein: The tool positioning assembly (202) is drivingly connected with the top of the workbench (2) through the speed reducer (201) to form a rotary connection structure, the speed reducer (201) is a Mitsubishi servo motor, a positioning insert sleeve and a threaded sleeve are arranged on the top of the tool positioning assembly (202), the top of the tool positioning assembly (202) and the tool positioning groove (302) form a plug-in connection structure, and the tool positioning groove (302) is provided with a positioning pin corresponding to the positioning insert sleeve and the threaded sleeve.

4. A robotic apparatus for automatic riveting of a window frame as claimed in claim 1, wherein: Both sides of the speed reducer (201) are provided with the hydraulic lifting rod (203), the lifting platform (204) is a hollow square frame structure, the top of the lifting platform (204) is attached to the bottom of the tool platform (301), there are four auxiliary rods (205), which are evenly arranged at the bottom of the four corners of the lifting platform (204), and the auxiliary rods (205) are all lifting rods.

5. A robotic apparatus for automatic riveting of a window frame as claimed in claim 1, wherein: The clamping assembly (304) is an automatic clamping clamp for controlling the displacement of one end of the clamping plate by a pneumatic cylinder, the clamping openings are filled with gaskets, there are sixteen clamping assemblies (304), which are evenly arranged on the top of the four edges of the tool platform (301).

6. A robotic apparatus for automatic riveting of a window frame as claimed in claim 5, wherein: The positioning pin lifting assembly (305) is four in total, and is divided into two groups and installed between the two groups of opposite clamping assemblies (304), and the top of the positioning pin lifting assembly (305) is provided with a circular positioning pin.

7. A robotic apparatus for automatic riveting of a window frame as claimed in claim 1, wherein: The positioning frame (303) is a cross-shaped hollow frame structure, and the joint shaping assembly (306) is four in total, and the joint shaping assembly (306) is installed at the outer four corners of the positioning frame (303), the inside of the joint shaping assembly (306) is provided with two groups of air cylinders distributed at right angles, and the top of the joint shaping assembly (306) is provided with two groups of positioning pins.

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