Frame nut welding equipment

Abstract

The utility model discloses frame nut welding equipment which comprises a vibration disc, a lifting table, a clamping jaw mechanism and a rotary table, a jig is arranged on the rotary table in a lifting mode, a frame is placed on the jig, a through hole is reserved in the frame, the vibration disc is used for feeding nuts to the lifting table, and the lifting table is used for adjusting the height positions of the nuts. The clamping jaw mechanism is used for clamping the nut on the lifting table and placing the nut in the position of the through hole of the frame, an upper electrode and a lower electrode are arranged above and below the jig respectively, and the upper electrode and the lower electrode are used for being attached to the nut and the frame respectively so that the nut can be welded to the frame. The welding device has a frame transfer function, can automatically move a frame to a specified station, can clamp and fix the frame, prevents the frame from deviating in the transfer process, and when the frame moves to the specified station, nuts and the frame are attached to an upper electrode and a lower electrode respectively, so that welding installation of the nuts and the frame is completed. The use is safer and more reliable, and the automation degree is higher.

Description

TECHNICAL FIELD

[0001] The utility model relates to frame welding field, concretely is a frame nut welding equipment. BACKGROUND

[0002] The welding machine is a kind of equipment widely used in metal processing field, mainly to weld nut and base material to realize the close connection between the two, welding machine adopts the principle of double-sided double-point overcurrent welding, when welding workpiece, upper and lower electrode pressurizes workpiece, and certain lamination resistance is formed under pressure, welding current forms instantaneous hot fusion and loop at two lamination resistance points, and the internal structure of welding workpiece will not be influenced, and this welding process has the advantages of high efficiency, reliability and beauty;

[0003] When welding, the worker usually places the base material with nut between two electrodes, and the nut is pressed by the electrode above the base material, so that the base material with nut is clamped between the two electrodes, thereby completing the welding between workpieces, and there is certain security risk in work, and the position of workpiece needs to be aligned manually, and the automation degree needs to be improved. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of frame nut welding equipment to solve the problems mentioned in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of frame nut welding equipment, including vibration disc, lifting platform, clamping jaw mechanism, rotary table, the rotary table is liftable and is equipped with jig, the jig is placed with frame, frame is reserved with through hole, the vibration disc is used to feed nut to lifting platform, the lifting platform is used to adjust the height position of nut, the clamping jaw mechanism is used to clamp the nut on lifting platform, and the nut is placed at the through hole position of frame, upper electrode and lower electrode are respectively arranged above and below the jig, and the upper electrode and lower electrode are respectively used to be attached with nut and frame, so that nut is welded on frame.

[0006] Further, the lifting platform includes nut platform and cylinder, and the height of the nut platform is adjusted by the cylinder.

[0007] Further, the clamping jaw mechanism includes clamping jaw and combined cylinder, and the lifting and horizontal movement of the clamping jaw are adjusted by the combined cylinder.

[0008] Further, the rotary table is provided with jig at the upper end, and cylinder is arranged at the lower end of the rotary table, the driving end of the cylinder is connected with the jig through the rotary table, and the position of the jig and the cylinder is adjusted by rotating the rotary table.

[0009] Further in, the jig includes a limiting part, a workpiece table, a spring, the workpiece table is equipped with a notch, the notch is used for placing the frame, the limiting part is used for clamping the frame.

[0010] Further in, the workpiece table is movably inserted on the rotary table through a stand column, and the workpiece table is connected with the rotary table through a spring, the bottom of the workpiece table is connected with a gas cylinder, the height position of the workpiece table is adjusted through the gas cylinder, the limiting part is rotatably connected with the workpiece table through a torsion spring, a through hole is formed in the workpiece table and located below the limiting part, an adjusting part is arranged in the through hole and fixed on the rotary table, and the adjusting part is used for lifting the limiting part.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] The equipment has the frame transfer function, can automatically move the frame to the specified work station, and can clamp and fix the frame, prevents the frame from being deviated in the transfer process, has the automatic feeding function of the nut, can automatically place the nut at the welding position on the frame when the frame moves to the specified work station, adjusts the height positions of the workpiece table and the upper electrode through different gas cylinders, so that the nut and the frame are respectively attached to the upper electrode and the lower electrode, the nut and the frame are welded and installed, and the equipment is safer and more reliable in use and has higher automation. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a frame nut welding equipment of the utility model;

[0014] Figure 2 It is the utility model Figure 1 It is an enlarged view of A in the utility model;

[0015] Figure 3 It is a schematic view of a rotary table of a frame nut welding equipment of the utility model Figure 1 ;

[0016] Figure 4 It is a schematic view of a rotary table of a frame nut welding equipment of the utility model Figure 2 .

[0017] In the drawing: 2, vibration disc; 301, lifting table; 302, clamping jaw mechanism; 303, upper electrode; 304, lower electrode; 305, rotary table; 401, limiting part; 402, workpiece table; 403, adjusting part; 404, spring. DETAILED DESCRIPTION

[0018] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present application.

[0019] Please refer to Figure 1 With 2 The utility model provides a technical scheme: a frame nut welding equipment, including vibration disc 2, lifting platform 301, jaw mechanism 302, rotary table 305, the rotary table 305 is provided with the fixture that can lift, the fixture is placed with frame, and the frame is reserved with through -hole, vibration disc 2 is used to feed the nut lifting platform 301, lifting platform 301 is used to adjust the height position of nut, jaw mechanism 302 is used to take the nut on lifting platform 301, and the nut is placed at the through -hole position of frame, the upper electrode 303 and lower electrode 304 are equipped with respectively above and below the fixture, the upper electrode 303 and lower electrode 304 are used to be respectively combined with nut and frame, make nut weld on frame, lifting platform 301 includes nut platform and cylinder, and the height of nut platform is adjusted through cylinder, jaw mechanism 302 includes jaw and combined cylinder, and combined cylinder is combined together by two different directions linear motion cylinders, and the lifting and horizontal movement of jaw are adjusted through combined cylinder;

[0020] When using, the nut is fed to lifting platform 301 through vibration disc 2, after sensor detects the nut on lifting platform 301, lifting platform 301 rises, jaw mechanism 302 grabs the nut on lifting platform 301, and the nut is moved to the frame on fixture, and the placement position of nut corresponds with the through -hole on frame, the upper electrode 303 is lowered through corresponding cylinder, and the nut on fixture is pressed down, the fixture is lowered, so that the frame on fixture is pasted with lower electrode 304, thereby realizing the welding installation of nut and frame.

[0021] Please refer to Figure 3 With 4As shown, the upper end of the rotary table 305 is provided with a jig, and the lower end of the rotary table 305 is provided with a cylinder, the driving end of the cylinder penetrates the rotary table 305 and is connected with the jig, the jig is adjusted in position with the cylinder by rotating the rotary table 305, the jig comprises a limiting part 401, a workpiece table 402 and a spring 404, the workpiece table 402 is provided with a notch for placing a frame, the limiting part 401 is used for clamping the frame, the workpiece table 402 is movably inserted on the rotary table 305 through a stand column, and the workpiece table 402 is connected with the rotary table 305 through the spring 404, the bottom of the workpiece table 402 is connected with the cylinder, and the height position of the workpiece table 402 is adjusted by the cylinder, the limiting part 401 is rotatably connected with the workpiece table 402 through a torsion spring, the workpiece table 402 is provided with a through hole, the through hole is below the limiting part 401, and an adjusting part 403 is arranged in the through hole, the adjusting part 403 is fixed on the rotary table 305, and the adjusting part 403 is used for lifting the limiting part 401;

[0022] In use, the adjusting part 403 is fixed on the rotary table 305, and the height position is unchanged, the cylinder pulls down the workpiece table 402, so that the position of the workpiece table 402 is lowered, at this time, the adjusting part 403 lifts the limiting part 401, so that the frame can be placed on the workpiece table 402, then the cylinder is reset, the workpiece table 402 returns to the initial height, the adjusting part 403 is separated from the limiting part 401, and the limiting part 401 is pressed on the surface of the frame to fix the position of the frame, the rotary table 305 rotates to move the frame to the next station, the nut is fed to the lifting platform 301 by the vibration disc 2, the nut is placed on the frame by the clamping jaw mechanism 302, the cylinder pulls the workpiece table 402 to lower the position of the workpiece table 402, and the upper electrode 303 is pressed on the nut on the frame, and the workpiece table 402 is lowered, so that the nut is attached to the upper electrode 303, the frame is attached to the lower electrode 304, so that the nut and the frame are welded and installed, after completion, the upper electrode 303 and the workpiece table 402 are reset, and the rotary table 305 is reset to the initial station, and the welded product is taken off.

[0023] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A frame nut welding device, characterized in that, The device includes a vibratory feeder (2), a lifting platform (301), a gripper mechanism (302), and a turntable (305). The turntable (305) is equipped with a jig that can be raised and lowered. A frame is placed on the jig, and a through hole is reserved on the frame. The vibratory feeder (2) is used to feed nuts to the lifting platform (301). The lifting platform (301) is used to adjust the height of the nuts. The gripper mechanism (302) is used to grip the nuts on the lifting platform (301) and place the nuts at the through hole position of the frame. An upper electrode (303) and a lower electrode (304) are respectively provided above and below the jig. The upper electrode (303) and the lower electrode (304) are respectively used to fit with the nuts and the frame so that the nuts are welded to the frame.

2. The frame nut welding equipment according to claim 1, characterized in that: The lifting platform (301) includes a nut platform and a cylinder, and the height of the nut platform is adjusted by the cylinder.

3. The frame nut welding equipment according to claim 1, characterized in that: The gripper mechanism (302) includes grippers and a combined cylinder, which adjusts the lifting and lowering of the grippers and their horizontal movement.

4. The frame nut welding equipment according to claim 1, characterized in that: The upper end of the turntable (305) is provided with a fixture, and the lower end of the turntable (305) is provided with a cylinder. The driving end of the cylinder passes through the turntable (305) and is connected to the fixture. The position of the fixture and the cylinder is adjusted by rotating the turntable (305).

5. A frame nut welding device according to any one of claims 1-4, characterized in that: The fixture includes a limiting part (401), a workpiece table (402), and a spring (404). The workpiece table (402) has a notch for placing the frame, and the limiting part (401) is used to clamp the frame.

6. The frame nut welding equipment according to claim 5, characterized in that: The workpiece stage (402) is movably inserted into the turntable (305) via a column, and the workpiece stage (402) is connected to the turntable (305) via a spring (404). The bottom of the workpiece stage (402) is connected to a cylinder, and the height of the workpiece stage (402) is adjusted by the cylinder. The limiting part (401) is rotatably connected to the workpiece stage (402) via a torsion spring. A through hole is provided on the workpiece stage (402), which is located below the limiting part (401). An adjusting part (403) is provided in the through hole, and the adjusting part (403) is fixedly installed on the turntable (305). The adjusting part (403) is used to lift the limiting part (401).

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