Automatic nut tapping device

Abstract

The utility model discloses an automatic nut tapping device. Comprising a rack, a vibration feeder, a guide vertical groove, a lifting feeder, a nut guide plate, a nut conveying rotary disc, a nut limiting groove, an inner hexagonal limiting groove, a guide through hole, a lifting mechanical arm, a tapping mechanism, a cutting fluid guide pipe, a cutting fluid box, a telescopic ejector rod, a horizontal pushing plate, an electric horizontal pushing rod and a workpiece collecting groove. According to the device, the vibration feeder is matched with the lifting feeder in the guide vertical groove to continuously and rapidly feed nut workpieces, the tapped nut workpieces are ejected out of the nut limiting groove through the telescopic ejector rod to be matched with the horizontal material pushing plate to be rapidly discharged, and nut workpiece feeding and discharging are continuously and automatically carried out; and the continuous machining efficiency of nut workpieces is improved.

Description

[Technical field]

[0001] The utility model relates to the technical field of nut processing equipment, in particular to the technical field of nut automatic tapping devices. [Background technology]

[0002] In the manufacturing process of nuts, in order to be able to thread with bolts, it is necessary to process the inner hole of the nut with internal threads. The most widely used internal thread processing machine is generally a nut tapping machine. The automatic nut tapping machine is a mechanical processing equipment that processes internal threads, screws or thread buckles on the inner side of the holes of various parts with through holes or blind holes of various specifications, such as nuts and flanges. The existing automatic nut tapping machine has a cumbersome loading and unloading method, which is time-consuming and labor-intensive. At the same time, it needs to stop and wait when loading nuts, which seriously affects the continuous processing efficiency of nuts. [Contents of the utility model]

[0003] The purpose of the utility model is to solve the problems in the prior art and to propose an automatic nut tapping device, which can enable the device to continuously and quickly load nut workpieces through a vibrating feeder in cooperation with a lifting feeder in a guide vertical groove, and to push the tapped nut workpiece out of the nut limiting groove through a telescopic ejector rod and to quickly unload the nut workpiece in cooperation with a horizontal push plate. The loading and unloading of the nut workpiece is continuously and automatically performed, which is beneficial to improving the continuous processing efficiency of the nut workpiece.

[0004] To achieve the above-mentioned purpose, the utility model proposes an automatic nut tapping device, including a frame, a vibrating feeder, a guide vertical slot, a lifting feeder, a nut guide plate, a nut conveying turntable, a nut limiting slot, a hexagonal limiting slot, a guide through hole, a lifting mechanical arm, a tapping mechanism, a cutting fluid conduit, a cutting fluid tank, a telescopic push rod, a horizontal push plate, an electric horizontal push rod and a workpiece collecting slot. The upper part of the frame is provided with a vibrating feeder, and the outlet end of the vibrating feeder is connected to the guide vertical slot, and the upper part of the guide vertical slot is equipped with a nut guide plate through the lifting feeder, and a nut conveying turntable is arranged below the guide vertical slot, and the nut conveying turntable is installed on the top of the frame through a rotating motor. A plurality of nut limiting slots are evenly arranged around the nut conveying turntable, and the bottom end of the guide vertical slot is directly opposite to the nut The rotation trajectory position of the limiting groove, the upper part of the nut limiting groove is provided with a hexagonal limiting groove, the bottom of the hexagonal limiting groove is penetrated by a guide through hole along the axial centerline position, a lifting mechanical arm is provided on the upper right side of the nut conveying turntable, and a tapping mechanism is provided at the bottom end of the lifting mechanical arm facing the rotation trajectory position of the nut limiting groove, a cutting fluid conduit is provided on the side of the tapping mechanism, a cutting fluid tank is connected to the cutting fluid conduit, and the cutting fluid tank is fixedly arranged on the side of the frame, a telescopic push rod is provided at the lower front side of the nut conveying turntable, the telescopic push rod faces the rotation trajectory position of the nut limiting groove, a horizontal push plate is provided above the nut limiting groove, and the horizontal push plate is installed on the upper part of the frame through an electric horizontal push rod, and a workpiece collecting groove is provided on the front side of the frame.

[0005] Preferably, the inner diameter of the guide vertical groove is the same as the inner diameter of the hexagonal limiting groove, and the guide vertical groove and the nut conveying turntable do not contact each other.

[0006] Preferably, a cutting fluid recovery tank is provided directly below the tapping mechanism, and a filter screen tank is detachably provided on the upper portion of the cutting fluid recovery tank.

[0007] Preferably, a shut-off valve is provided on the cutting fluid conduit, and the cutting fluid tank is located above the nut conveying turntable.

[0008] Preferably, the top diameter of the telescopic push rod is smaller than the diameter of the guide through hole, and the top diameter of the telescopic push rod is larger than the inner diameter of the threaded hole of the nut workpiece.

[0009] The beneficial effects of the utility model: the utility model combines a frame, a vibration feeder, a guide vertical slot, a lifting feeder, a nut guide plate, a nut conveying turntable, a nut limit slot, a hexagonal limit slot, a guide through hole, a lifting mechanical arm, a tapping mechanism, a cutting fluid conduit, a cutting fluid tank, a telescopic push rod, a horizontal push plate, an electric horizontal push rod and a workpiece collecting slot together, and after experimental optimization, the device can continuously and quickly load nut workpieces through the vibration feeder in cooperation with the lifting feeder in the guide vertical slot, and eject the nut workpiece from the nut limit slot after tapping through the telescopic push rod and cooperate with the horizontal push plate for rapid unloading, and the loading and unloading of nut workpieces are continuously and automatically performed, which is beneficial to improving the continuous processing efficiency of nut workpieces.

[0010] The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings.

Brief Description of the Drawings

[0011] Figure 1 The utility model is a structural schematic diagram of an automatic nut tapping device.

[0012] In the figure: 1-frame, 2-vibrating loader, 3-guide vertical slot, 4-lifting feeder, 5-nut guide plate, 6-nut conveying turntable, 7-nut limiting slot, 8-hexagonal limiting slot, 9-guide through hole, 10-lifting mechanical arm, 11-tapping mechanism, 12-cutting fluid conduit, 13-cutting fluid tank, 14-telescopic ejector, 15-horizontal push plate, 16-electric horizontal push rod, 17-workpiece collecting tank, 18-cutting fluid recovery tank. [Specific implementation method]

[0013] See also Figure 1The utility model nut automatic tapping device comprises a frame 1, a vibration feeder 2, a guide vertical slot 3, a lifting feeder 4, a nut guide plate 5, a nut conveying turntable 6, a nut limit slot 7, a hexagonal limit slot 8, a guide through hole 9, a lifting mechanical arm 10, a tapping mechanism 11, a cutting fluid conduit 12, a cutting fluid tank 13, a telescopic push rod 14, a horizontal push plate 15, an electric horizontal push rod 16 and a workpiece collecting tank 17. The upper part of the frame 1 is provided with a vibration feeder 2, and the outlet end of the vibration feeder 2 is connected with a guide vertical slot 3. The upper part of the guide vertical slot 3 is connected by a lifting mechanism. The feeder 4 is equipped with a nut guide plate 5, a nut conveying turntable 6 is arranged below the guide vertical groove 3, the nut conveying turntable 6 is installed on the top of the frame 1 through a rotating motor, a plurality of nut limiting grooves 7 are evenly arranged around the nut conveying turntable 6, the bottom end of the guide vertical groove 3 is directly opposite to the rotation trajectory position of the nut limiting groove 7, the upper part of the nut limiting groove 7 is provided with a hexagonal limiting groove 8, the bottom of the hexagonal limiting groove 8 is penetrated by a guide through hole 9 along the axis line, and a lifting mechanical arm 10 is arranged above the right side of the nut conveying turntable 6, the lifting mechanical arm A tapping mechanism 11 is arranged at the bottom end of 10, which is opposite to the rotation track position of the nut limiting groove 7. A cutting fluid conduit 12 is arranged on the side of the tapping mechanism 11. A cutting fluid tank 13 is connected to the cutting fluid conduit 12. The cutting fluid tank 13 is fixedly arranged on the side of the frame 1. A telescopic push rod 14 is arranged at the lower front side of the nut conveying turntable 6. The telescopic push rod 14 is opposite to the rotation track position of the nut limiting groove 7. A horizontal push plate 15 is arranged above the nut limiting groove 7. The horizontal push plate 15 is installed on the upper part of the frame 1 through an electric horizontal push rod 16. A workpiece collecting groove 17 is provided on the front side of the frame 1, the inner diameter of the guide vertical groove 3 is the same as the inner diameter of the hexagonal limiting groove 8, the guide vertical groove 3 and the nut conveying turntable 6 do not contact each other, a cutting fluid recovery groove 18 is provided directly below the tapping mechanism 11, and a filter mesh groove is detachably provided on the upper part of the cutting fluid recovery groove 18, a shut-off valve is provided on the cutting fluid conduit 12, and the cutting fluid tank 13 is located above the nut conveying turntable 6, the top diameter of the telescopic push rod 14 is smaller than the diameter of the guide through hole 9, and the top diameter of the telescopic push rod 14 is larger than the inner diameter of the threaded hole of the nut workpiece.

[0014] The working process of the utility model is as follows: the nut workpiece is poured into the vibration feeder 2, the vibration feeder 2 arranges and sorts the nut workpiece and introduces it into the guide vertical groove 3, when the nut limit groove 7 moves to the right below the guide vertical groove 3, the lifting feeder 4 drives the nut guide plate 5 to descend and positions the nut workpiece and introduces it into the nut limit groove 7, the nut conveying turntable 6 drives the nut limit groove 7 to move to the right below the tapping mechanism 11, the cutting fluid conduit 12 sprays the cutting fluid to the nut limit groove 7, the lifting mechanical arm 10 drives the tapping mechanism 11 to descend, and the tapping mechanism 11 is driven to be tapped. The threading mechanism 11 taps the nut workpiece in the nut limiting groove 7. After the tapping is completed, the lifting robot arm 10 drives the tapping mechanism 11 to rise and disengage from the nut limiting groove 7. The nut conveying turntable 6 drives the nut limiting groove 7 to move to just above the telescopic push rod 14. The telescopic push rod 14 pushes the nut workpiece out of the nut limiting groove 7. The electric horizontal push rod 16 drives the horizontal push plate 15 to push the nut workpiece out of the nut conveying turntable 6. The nut workpiece falls into the workpiece collecting groove 17 under the action of gravity, completing the entire nut workpiece tapping process.

[0015] The utility model combines a frame 1, a vibration feeder 2, a guide vertical slot 3, a lifting feeder 4, a nut guide plate 5, a nut conveying turntable 6, a nut limiting slot 7, a hexagonal limiting slot 8, a guide through hole 9, a lifting mechanical arm 10, a tapping mechanism 11, a cutting fluid conduit 12, a cutting fluid tank 13, a telescopic ejector 14, a horizontal push plate 15, an electric horizontal push rod 16 and a workpiece collecting slot 17 together. After experimental optimization, the device can continuously and quickly load nut workpieces through the vibration feeder in cooperation with the lifting feeder 4 in the guide vertical slot 3, and push the nut workpiece out of the nut limiting slot 7 after tapping through the telescopic ejector 14 to cooperate with the horizontal push plate 15 for rapid unloading. The loading and unloading of nut workpieces is continuously and automatically performed, which is beneficial to improving the continuous processing efficiency of nut workpieces.

[0016] The above embodiments are intended to illustrate the present invention, not to limit the present invention. Any solution that is a simple transformation of the present invention falls within the protection scope of the present invention.

Claims

1. Nut automatic tapping device, characterized by: The invention comprises a frame (1), a vibration feeder (2), a guide vertical slot (3), a lifting feeder (4), a nut guide plate (5), a nut conveying turntable (6), a nut limit slot (7), a hexagon limit slot (8), a guide through hole (9), a lifting mechanical arm (10), a tapping mechanism (11), a cutting fluid conduit (12), a cutting fluid tank (13), a telescopic push rod (14), a horizontal push plate (15), an electric horizontal push rod (16) and a workpiece collecting tank (17). The upper part of the frame (1) is provided with a vibration feeder. The vibrating feeder (2) is provided with a guide vertical slot (3) at the outlet end thereof, a nut guide plate (5) is installed on the upper part of the guide vertical slot (3) through a lifting feeder (4), a nut conveying turntable (6) is arranged below the guide vertical slot (3), the nut conveying turntable (6) is installed on the top of the frame (1) through a rotating motor, a plurality of nut limiting slots (7) are evenly arranged around the nut conveying turntable (6), and the bottom end of the guide vertical slot (3) is directly opposite to the rotating track of the nut limiting slot (7). A hexagonal limiting groove (8) is arranged on the upper part of the nut limiting groove (7), a guide through hole (9) is arranged along the axis line of the bottom of the hexagonal limiting groove (8), a lifting mechanical arm (10) is arranged on the upper right side of the nut conveying turntable (6), a tapping mechanism (11) is arranged at the bottom end of the lifting mechanical arm (10) facing the rotation track of the nut limiting groove (7), a cutting fluid conduit (12) is arranged on the side of the tapping mechanism (11), and the cutting fluid conduit (12) is connected to A cutting fluid tank (13) is provided, the cutting fluid tank (13) is fixedly arranged on the side of the frame (1), a telescopic push rod (14) is provided at the lower front side of the nut conveying turntable (6), the telescopic push rod (14) is directly opposite to the rotation track position of the nut limiting groove (7), a horizontal push plate (15) is provided above the nut limiting groove (7), the horizontal push plate (15) is installed on the upper part of the frame (1) through an electric horizontal push rod (16), and a workpiece collecting groove (17) is provided on the front side of the frame (1).

2. The automatic nut tapping device according to claim 1, characterized in that: The inner diameter of the guide vertical groove (3) is the same as the inner diameter of the hexagonal limiting groove (8), and the guide vertical groove (3) and the nut conveying turntable (6) do not contact each other.

3. The automatic nut tapping device according to claim 1, characterized in that: A cutting fluid recovery tank (18) is arranged directly below the tapping mechanism (11), and a filter screen tank is detachably arranged on the upper part of the cutting fluid recovery tank (18).

4. The automatic nut tapping device according to claim 1, characterized in that: The cutting fluid conduit (12) is provided with a shut-off valve, and the cutting fluid tank (13) is located above the nut conveying turntable (6).

5. The automatic nut tapping device according to claim 1, characterized in that: The top diameter of the telescopic push rod (14) is smaller than the diameter of the guide through hole (9), and the top diameter of the telescopic push rod (14) is larger than the inner diameter of the threaded hole of the nut workpiece.

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