Nut tapping device

Abstract

The utility model relates to the technical field of nut machining, in particular to a nut tapping device which comprises a workbench, a feeding mechanism and a tapping mechanism, the feeding mechanism and the tapping mechanism are arranged on the workbench, a feeding groove is formed in the workbench, and the feeding mechanism comprises a feeding hopper arranged on the workbench and a feeding air cylinder arranged in the feeding groove. The tapping mechanism comprises a tapping machine frame, a tapping air cylinder is arranged at the upper end of the tapping machine frame, a motor machine frame is fixedly arranged at the tail end of a piston rod of the tapping air cylinder, a servo motor is fixedly arranged on the motor machine frame, and a screw tap is in transmission connection with the output end of the servo motor. A discharging hole is formed in the feeding groove in a penetrating mode and corresponds to the screw tap, and a cleaning mechanism is arranged at the lower end of the discharging hole. According to the cleaning mechanism, residues generated in the tapping process are blown out, so that the cleanliness of machined nuts is improved, and the purpose of automatically cleaning the nuts is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of nut processing, in particular to a nut tapping device. Background Art

[0002] The hexagonal nut fully automatic tapping machine is a processing machine that uses a tap to process internal threads. Automation can reduce costs and is suitable for automotive parts and hardware processing parts.

[0003] Patent No. CN205587781U provides an automatic nut tapping device, including a third support frame and a conveyor belt, the third support frame is installed above the workbench, and the third support frame is connected to the second support frame through a rotating shaft, the second support frame is connected to the first support frame through a rotating shaft, the first support frame is provided with a motor, a tapping rotor is provided below the motor, and the motor, tapping rotor, water storage device, conveyor belt, motor and automatic nut feeding device are all electrically connected to the control panel. Compared with the prior art, the utility model has the following beneficial effects: the automatic nut tapping device of the utility model has a scientific and reasonable structure, safe and convenient operation, the fully automatic nut tapping device has the highest degree of automation, high production efficiency, can significantly save labor costs, can be cleaned and operated, and is simple and easy to use, highly automated, easy to use, efficient, and has a high qualified rate of finished products.

[0004] The above-mentioned automatic nut tapping equipment has the following problems: the residues that fall during the tapping process cannot be cleaned well, and usually a large amount of residues will stick to the operating table, requiring subsequent manual cleaning using tools. The cleaning is difficult and time-consuming, and requires a lot of manpower. Utility Model Content

[0005] The utility model provides a nut tapping device to solve the problems of the prior art.

[0006] The purpose of the utility model can be achieved through the following technical solutions: A nut tapping device, comprising: a workbench and a feeding mechanism and a tapping mechanism arranged on the workbench, the workbench is provided with a feeding trough, the feeding mechanism comprises a feeding hopper arranged on the workbench and a feeding cylinder arranged in the feeding trough, a feeding seat is arranged at the end of the piston rod of the feeding cylinder, the tapping mechanism comprises a tapping frame, a tapping cylinder is arranged at the upper end of the tapping frame, a motor frame is fixedly arranged at the end of the piston rod of the tapping cylinder, a servo motor is fixedly arranged on the motor frame, a tap is transmission-connected on the output end of the servo motor, a discharge hole is through-arranged on the feeding trough, the discharge hole and the tap are arranged correspondingly, and a cleaning mechanism is arranged at the lower end of the discharge hole.

[0007] As a further improvement, the cleaning mechanism includes an exhaust box slidably arranged at the lower end of the workbench, one end of the exhaust box is provided with a driving cylinder for driving its movement, and the other end is connected to a collection tank through a pipeline, and an exhaust fan is provided on one side of the collection tank.

[0008] As a further improvement, a limiting mechanism is also provided on the workbench, and the limiting mechanism includes a limiting seat, a through hole is provided on the top of the limiting seat, a limiting block is slidably provided in the through hole, and the upper end of the limiting block and the lower end of the motor frame are correspondingly provided.

[0009] As a further improvement, a tension spring is provided between the limiting seat and the limiting block.

[0010] As a further improvement, a limiting groove for limiting the nut is provided on the loading seat.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. During the use of the utility model, the nut blank is first poured into the feeding hopper, and the feeding cylinder drives the loading seat to slide in the loading groove, so that the nut blank in the feeding hopper falls into the loading seat, and the nut blank is moved to the bottom of the tapping mechanism by the feeding cylinder. At this time, the feeding cylinder continuously applies force to fix the nut blank under the tapping mechanism, and then the servo motor is driven to descend by the tapping cylinder, and the tap is driven by the servo motor to tap the nut blank. At the same time, during the tapping process, the iron filings on the surface of the nut are removed by the exhaust fan to avoid a large amount of residue sticking to the operating table, which requires subsequent manual cleaning with tools. After cleaning, the driving cylinder controls the exhaust box to move to the outside of the workbench, and the tapping cylinder drives the servo motor to move up, and the piston rod of the feeding cylinder is recovered, so that the nut falls into the collection basket under the cleaning mechanism through the discharge hole for unified collection;

[0013] 2. In the process of tapping, as the motor frame moves downward, the lower end of the motor frame abuts against the upper end of the limit block, and the limit block is driven by the motor frame to move downward in the limit seat until the lower end of the limit block abuts against the nut blank. The lower end of the limit block is made of elastic material. As the motor frame moves downward, the lower end of the limit block is compressed and downward pressure is applied to it to fix it, thereby preventing the nut blank from moving during the tapping process. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 For this utility model Figure 1 A magnified view of the part A in the middle;

[0016] Figure 3It is a side view of the utility model;

[0017] Figure 4 It is a partial top view of the utility model.

[0018] In the figure, 1, workbench; 11, loading trough; 111, unloading hole; 2, feeding mechanism; 21, feeding hopper; 22, feeding cylinder; 221, loading seat; 2211, limiting slot; 3, tapping mechanism; 31, tapping frame; 32, tapping cylinder; 33, motor frame; 34, servo motor; 35, tap; 4, cleaning mechanism; 41, exhaust box; 42, driving cylinder; 43, collecting tank; 44, exhaust fan; 5, limiting mechanism; 51, limiting seat; 511, through hole; 52, limiting block; 53, tension spring. DETAILED DESCRIPTION

[0019] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They 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. Therefore, they cannot be understood as limitations on the present invention.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] The following is combined with the embodiments and attached Figures 1 to 4 , the technical solution of the utility model is further elaborated.

[0022] Example 1

[0023] A nut tapping device, comprising: a workbench 1 and a feeding mechanism 2 and a tapping mechanism 3 arranged on the workbench 1, wherein the workbench 1 is provided with a feeding trough 11, the feeding mechanism 2 comprises a feeding hopper 21 arranged on the workbench 1 and a feeding cylinder 22 arranged in the feeding trough 11, the piston rod end of the feeding cylinder 22 is provided with a feeding seat 221, the tapping mechanism 3 comprises a tapping frame 31, the upper end of the tapping frame 31 is provided with a tapping cylinder 32, the piston rod end of the tapping cylinder 32 is fixedly provided with a motor frame 33, and the A servo motor 34 is fixedly arranged on the motor frame 33, and a tap 35 is transmission-connected to the output end of the servo motor 34. A discharge hole 111 is through-arranged on the loading trough 11, and the discharge hole 111 and the tap 35 are arranged correspondingly. A cleaning mechanism 4 is arranged at the lower end of the discharge hole 111, and the cleaning mechanism 4 includes an exhaust box 41 slidably arranged at the lower end of the workbench 1, and a driving cylinder 42 for driving the exhaust box 41 to move is arranged at one end, and a collection tank 43 is connected to the other end of the pipe, and an exhaust fan 44 is arranged at one side of the collection tank 43.

[0024] like Figures 1 to 4 As shown, during the use of the utility model, the nut blank is first poured into the feeding hopper 21, and the feeding cylinder 22 drives the loading seat 221 to slide in the loading trough 11, so that the nut blank in the feeding hopper 21 falls into the loading seat 221, and the nut blank is moved to the bottom of the tapping mechanism 3 by the feeding cylinder 22. At this time, the feeding cylinder 22 continuously applies a force to fix the nut blank under the tapping mechanism 3, and then the servo motor 34 is driven to descend by the tapping cylinder 32, and the servo motor 34 is driven to descend by the servo motor 34. 4 drives the tap 35 to tap the nut blank. At the same time, during the tapping process, the iron filings on the surface of the nut are removed by the exhaust fan 44 to avoid a large amount of residue sticking to the operating table, which requires subsequent manual cleaning with tools. After the cleaning is completed, the driving cylinder 42 controls the exhaust box 41 to move to the outside of the workbench 1, the tapping cylinder 32 drives the servo motor 34 to move upward, and the piston rod of the feeding cylinder 22 is recovered, so that the nut falls into the collection basket below the cleaning mechanism 4 through the discharge hole 111 for unified collection.

[0025] As a further preferred embodiment, a limiting mechanism 5 is also provided on the workbench 1, and the limiting mechanism 5 includes a limiting seat 51, a through hole 511 is provided on the top of the limiting seat 51, a limiting block 52 is slidably provided in the through hole 511, and the upper end of the limiting block 52 and the lower end of the motor frame 33 are correspondingly arranged.

[0026] Specifically, Figure 1 and 2As shown, during the tapping process, as the motor frame 33 moves downward, the lower end of the motor frame 33 abuts against the upper end of the limit block 52, and the limit block 52 is driven by the motor frame 33 to move downward in the limit seat 51 until the lower end of the limit block 52 abuts against the nut blank. The lower end of the limit block 52 is made of elastic material. As the motor frame 33 moves downward, the lower end of the limit block 52 is compressed and downward pressure is applied to it to fix it, thereby preventing the nut blank from moving during the tapping process.

[0027] As a further preferred embodiment, a tension spring 53 is provided between the limiting seat 51 and the limiting block 52 .

[0028] As a further preferred embodiment, a limiting groove 2211 for limiting a nut is provided on the loading seat 221 .

[0029] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. A nut tapping device, comprising: A workbench (1) and a feeding mechanism (2) and a tapping mechanism (3) arranged on the workbench (1), characterized in that a feeding trough (11) is arranged on the workbench (1), the feeding mechanism (2) comprises a feeding hopper (21) arranged on the workbench (1) and a feeding cylinder (22) arranged in the feeding trough (11), a feeding seat (221) is arranged at the end of the piston rod of the feeding cylinder (22), the tapping mechanism (3) comprises a tapping machine frame (31), the tapping machine A tapping cylinder (32) is arranged at the upper end of the frame (31); a motor frame (33) is fixedly arranged at the end of the piston rod of the tapping cylinder (32); a servo motor (34) is fixedly arranged on the motor frame (33); a tap (35) is transmission-connected to the output end of the servo motor (34); a discharge hole (111) is through-arranged on the feeding trough (11); the discharge hole (111) and the tap (35) are arranged correspondingly; and a cleaning mechanism (4) is arranged at the lower end of the discharge hole (111).

2. A nut tapping device according to claim 1, characterized in that: The cleaning mechanism (4) comprises an exhaust box (41) slidably arranged at the lower end of the workbench (1); a driving cylinder (42) for driving the exhaust box (41) is arranged at one end thereof, and a collection tank (43) is connected to the other end thereof by a pipeline; an exhaust fan (44) is arranged at one side of the collection tank (43).

3. A nut tapping device according to claim 1, characterized in that: A limiting mechanism (5) is also provided on the workbench (1), the limiting mechanism (5) comprising a limiting seat (51), a through hole (511) being provided at the top of the limiting seat (51) (51), a limiting block (52) being slidably provided in the through hole (511), and an upper end of the limiting block (52) and a lower end of the motor frame (33) being provided correspondingly.

4. A nut tapping device according to claim 3, characterized in that: A tension spring (53) is provided between the limiting seat (51) and the limiting block (52).

5. A nut tapping device according to claim 1, characterized in that: The loading seat (221) is provided with a limiting groove (2211) for limiting the nut.

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