CN115178811A - Tapping machine for small-specification flange nuts - Google Patents

Abstract

The invention discloses a tapping machine for small-sized flange nuts, comprising a frame, a worktable on the frame, a tapping station on the worktable, and a corresponding The loading station is provided with a blanking plate, the blanking plate is installed on the frame, and a longitudinally arranged first slideway is arranged in the middle of the blanking plate; a pushing block and a drive are arranged on the working table. A drive assembly for the movement of the pusher block, the bottom of the blanking plate is suspended, and the pusher block can pass through the bottom of the blanking plate; a gate-type bracket is installed on the pusher block, and a flange pick-up rod is installed above the gate-type bracket; A plurality of flange nuts are arranged in parallel in the first slideway, and the flange pick rod can be inserted into the through hole of the second flange nut at the bottom of the first slideway. The invention is provided with a flange pick bar to separate the two flange nuts below, so as to avoid the problems that the flange surfaces of the two flange nuts overlap each other and get stuck, and ensure the working efficiency of the tapping machine.

Description

A Tapping Machine for Small Specification Flange Nuts

technical field

The invention relates to the technical field of nut processing equipment, in particular to a tapping machine for small-sized flange nuts.

Background technique

Nut tapping machine is a kind of machining equipment that processes internal threads, screws or 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; its function It's like tapping an internal thread with a tap. The flanged nut has a wide flange on one end that acts as an integral washer, distributing the nut's pressure across the part being fastened, reducing the likelihood of component damage and making it less likely to be damaged due to uneven tightening surfaces. Too likely to be loose.

When the nut tapping machine is in use, the flange nut to be tapped is placed in the vibrating plate, and then enters the slideway of the blanking plate 2 through the blanking track. The flange nuts are arranged in a row up and down, and the bottom flange nut will Pushed by the cylinder to the tapping station for processing. Since the flange nut has a wide flange surface, the flange nuts in the blanking plate are easily dislocated and overlapped, that is, the flange surfaces of the upper and lower flange nuts are dislocated and fitted (as shown in Figure 6), resulting in the first method at the bottom. When the flange nut 71 is pushed out, it may be blocked by the flange surface of the second flange nut 72 above, resulting in a stuck stop, and the operator needs to manually remove the fault. Especially for small-sized flange nuts, due to the relatively thin flange surface, they often get stuck, which greatly reduces the working efficiency of tapping.

SUMMARY OF THE INVENTION

In order to solve the above problems, the present invention provides a tapping machine for small-sized flange nuts, which can prevent the flange nuts from overlapping each other, ensure that the flange nuts can be normally pushed into the tapping operation, and improve the tapping efficiency.

To this end, the technical scheme of the present invention is: a tapping machine for small-size flange nuts, comprising a frame, a workbench on the frame, a tapping station on the workbench, and a tapping station The rear side is provided with a corresponding feeding station, the feeding station is provided with a blanking plate, the blanking plate is installed on the frame, and a longitudinally arranged first slideway is arranged in the middle of the blanking plate; There is a pusher block and a drive assembly that drives the pusher block to move. The bottom of the blanking plate is suspended, and the pusher block can pass through the bottom of the blanking plate; a gate-shaped bracket is installed on the pusher block, and the gate-shaped bracket is installed above A flange pick-up bar, which is located on the front side of the blanking plate; a plurality of flange nuts are arranged in parallel in the first slideway, the pusher block drives the portal bracket to move, and the flange pick-up bar can be inserted into the bottom of the first slideway In the through hole of the second flange nut, the first flange nut at the bottom falls into the push position at the front end of the push block.

Preferably, the flange pick rod is located just above the push position at the front end of the push block, the flange pick rod is in the blocking position, and a waiting position is set between the blocking position and the push position, that is, the first flange nut at the bottom falls into In the push position, the flange pick rod is inserted into the through hole of the second flange nut at the bottom, and the second flange nut is in the blocking position; when the push block pushes the first flange nut at the bottom into the tapping station , the flange pick rod is separated from the blanking plate, the second flange nut at the bottom falls to the waiting position, and the third flange nut at the bottom enters the blocking position.

In the initial stage, the pusher block is located at the rear waiting position. At this time, the flange pick rod is inserted into the through hole of the second flange nut at the bottom of the first slide, and the first flange nut at the bottom of the blanking plate falls into the pusher. At the push position of the front end of the material block, the flange pick bar limits the position of the second flange nut at the bottom, so that it will not continue to move down and will not overlap with the first flange nut at the bottom; when feeding, the drive component drives the pusher. The material block moves to the front side, and pushes the first flange nut at the bottom into the tapping station. At this time, the pushing block and the gantry bracket pick rod move, so that the flange pick rod leaves the blanking plate, and the original penultimate The two flange nuts fall above the pushing block and are in the waiting position. The original third-to-last flange nut moves to the position where the second flange nut was originally located, that is, the blocking position; when the pushing is completed, the drive assembly Drive the pushing block to move to the rear and reset. At this time, the flange pick rod will be inserted into the through hole of the original third flange nut in the blocking position, and the original penultimate flange nut in the waiting position can fall into the On the push position at the front end of the push block, waiting for the next push, the two will not interfere.

Preferably, a protruding extension portion is provided in the middle of the bottom of the blanking plate, and a concave moving groove is arranged in the middle of the upper end of the pushing block, and the moving groove is in contact with the extension portion below the blanking plate; the pushing block The front end is a concave structure, and the middle groove is a push position. The lower part of the blanking plate is in contact with the upper end face of the pushing block, and the two work together to facilitate the flange nut to automatically fall into the pushing position from the waiting position, and thus be pushed into the tapping station by the pushing block.

Preferably, the drive assembly includes a pushing cylinder and a sliding block, a sliding groove is provided on the worktable, and the sliding block is placed in the sliding groove and cooperates with it; the pushing block is installed above the sliding block, and the door is Both sides of the bracket are mounted on the slider. The pusher cylinder pushes the slider to move, and the slider drives the pusher block and the portal bracket to move synchronously. The pusher block can push the flange nut into the tapping station, which is convenient for tapping operations; the chute on the worktable makes the pusher move synchronously. Blocks and gantry move more stably without misalignment.

Preferably, the rods on both sides of the door-type bracket are L-shaped structures, and the bottom of the side rods is provided with long slot holes, which are installed on the slider through the long slot holes, and are located on both sides of the pushing block; the flange pick rods pass through The bolt is fixed on the top of the door bracket, and the flange pick rod can move towards the side of the blanking plate. The gantry bracket and the slider are fixedly connected through long slot holes, and the installation position of the gantry bracket can be adjusted according to the length of the flange pick-up rod to ensure that the flange pick-up rod can be inserted into the penultimate flange nut when the flange pick-up rod moves backward.

Preferably, the frame is further provided with a vibrating plate, and an outlet of the vibrating plate is provided with a feeding track, and the feeding track is positioned opposite to the first slideway of the feeding plate. The flange nuts are placed in the vibrating plate in advance. Through the vibrating action of the vibrating plate, they are arranged in sequence into the blanking track, and then move from the blanking track to the first slide of the blanking plate, move down in sequence, and are pushed into by the pushing block. Tapping station, the flange nut after tapping falls into the material frame.

Compared with the prior art, the beneficial effect of the present invention is: a flange pick bar is arranged on the pushing block, and the flange pick bar can limit the position of the penultimate flange nut, making it the same as the penultimate method. The flange nuts are completely separated, which is convenient for the pushing block to push the last flange nut into the tapping station, so as to avoid the problem that the flange surfaces of the two flange nuts overlap each other and get stuck, and ensure the working efficiency of the tapping machine. .

Description of drawings

Further detailed description will be given below in conjunction with the accompanying drawings and the embodiments of the present invention

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the working schematic diagram of the present invention;

Fig. 3 is the structural representation of the feeding station of the present invention;

Fig. 4 is the state schematic diagram of the initial stage of the feeding station of the present invention;

Fig. 5 is the state schematic diagram of the feeding stage of the feeding station of the present invention;

FIG. 6 is a schematic diagram of the state where the flange nuts overlap each other in the prior art.

Marked in the figure: frame 1, worktable 11, chute 12, blanking plate 2, first slide 21, extension 22, vibrating plate 3, blanking rail 31, pushing block 4, moving groove 41, Pushing chute 42, pushing cylinder 51, sliding block 52, gantry bracket 6, long slot hole 61, flange pick rod 62, flange nut 7, first flange nut 71, second flange nut 72 , the third flange nut 73.

Detailed ways

In the description of the present invention, it should be noted that for orientation words, such as the terms "center", "horizontal (X)", "longitudinal (Y)", "vertical (Z)", "length", " Width, Thickness, Top, Bottom, Front, Back, Left, Right, Vertical, Horizontal, Top, Bottom, Inside ", "outside", "clockwise", "counterclockwise" and other indications of orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying The device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or indicating the number of technical features. Therefore, defining the "first" and "second" features may expressly or implicitly include one or more of the features, and in the description of the present invention, "several" and "several" mean two or two above, unless otherwise expressly specifically defined.

See attached image. The tapping machine described in this embodiment includes a frame 1 on which a workbench 11 is provided, and a plurality of tapping stations (not shown in the figure) are set on the workbench 11. After each tapping station The side is provided with a corresponding feeding station, the feeding station is provided with a blanking plate 2, the blanking plate 2 is installed on the frame 1, and a longitudinally arranged first slideway 21 is arranged in the middle of the blanking plate 2; the frame; 1 is also provided with a vibrating plate 3 , and the outlet of the vibrating plate 3 is provided with a feeding track 31 , and the feeding track 31 is opposite to the first slideway 21 of the feeding plate 2 . The flange nuts are placed in the vibrating plate in advance, and through the vibrating action of the vibrating plate, they are arranged in sequence into the blanking track, and then move from the blanking track to the first slideway of the blanking plate, and then move down in sequence. The vibrating disk and the tapping operation of the tapping machine are existing mature technologies, which will not affect the integrity of this embodiment.

The worktable 11 is provided with a pusher block 4 and a drive assembly for driving the pusher block to move. The drive assembly includes a pusher cylinder 51 and a sliding block 52. The worktable 11 is provided with a chute 12, and the sliding block 52 is arranged on the worktable 11. Inside the chute 12 and cooperate with it, the pushing block 4 is installed above the sliding block 52 . The bottom of the blanking plate 2 is suspended in the air, and a protruding extension 22 is arranged in the middle of the bottom. The pushing block 4 can pass through the bottom of the blanking plate 2, and a concave moving groove 41 is arranged in the middle of the upper end of the pushing block 4. The moving groove 41 is in contact with the extension part 22 below the blanking plate 2; the front end of the pushing block 4 is provided with a pushing groove 42, and the pushing groove 42 is the pushing position W1. The pusher cylinder pushes the slider to move, and the slider drives the pusher block to move, and the pusher block can push the flange nut into the tapping station, which is convenient for tapping operations; the chute on the worktable makes the pusher block move more stably , there will be no misalignment problem.

The pusher block 4 is installed with a door-type bracket 6. The rods on both sides of the door-type bracket 6 are L-shaped structures. The bottom of the side rod is provided with a long slot hole 61, which is installed on the slider 52 through the long slot hole 61. On both sides of the pushing block 4; a flange pick-up bar 62 is installed above the door-type bracket 6, and the flange pick-up bar 62 is located on the front side of the blanking plate 2; the flange pick-up bar 62 is fixed on the top of the door-type bracket 6 by bolts, And the flange pick bar 62 can move toward the side of the blanking plate 2 . The gantry bracket and the slider are fixedly connected through long slot holes, and the installation position of the gantry bracket can be adjusted according to the length of the flange pick-up rod to ensure that the flange pick-up rod can be inserted into the penultimate flange nut when the flange pick-up rod moves backward. A plurality of flange nuts 7 are arranged side by side in the first slideway 21, the pusher block and the portal support move, and the flange pick rod 62 can be inserted into the through hole of the second flange nut 72 at the bottom of the first slideway, The first flange nut 71 at the bottom falls into the pushing position at the front end of the pushing block 4 .

The flange pick bar 62 is located just above the pushing chute 42 at the front end of the pushing block 4, the flange pick bar 62 is in the blocking position W3, and there is a waiting position W2 between the blocking position W3 and the pushing position W1, that is, the bottom is first. When the first flange nut 71 falls into the push position W1, the flange pick rod 62 is inserted into the through hole of the second flange nut 72 at the bottom, and the second flange nut 72 is in the blocking position W3; When the first flange nut 71 is pushed into the tapping station, the flange pick bar 62 is separated from the blanking plate 2, the second flange nut 72 at the bottom falls to the waiting position W2, and the third flange nut 73 at the bottom enters the blocking Bit W3.

In the initial stage, as shown in Fig. 4, the pushing block 4 is located at the rear waiting position. At this time, the flange pick rod 62 is inserted into the through hole of the penultimate flange nut 72 at the bottom of the first slideway, so that the second The flange nut 72 is located at the blocking position W3, the first flange nut 71 at the bottom of the blanking plate falls into the pushing position W1 at the front end of the pushing block 4, and the flange pick rod 62 limits the position of the second flange nut. There is a waiting position W2 between the two flange nuts 72 and the first flange nut 71. At this time, the waiting position W2 is in an idle state, so the second flange nut will not overlap with the first flange nut. Do not interfere with each other.

The feeding stage is shown in Figure 5. The pushing cylinder 51 is ventilated, the cylinder rod pushes the slider 52 to move along the chute, and the pushing block 4 and the portal bracket 6 on the slider move synchronously to the side of the tapping station. The material block 4 pushes the first flange nut 71 at the bottom into the tapping station, while the flange pick bar 62 leaves the blanking plate. After the second flange nut 72 is not restricted by the flange pick bar, it automatically falls to Above the pushing block, it is in the waiting position W2, and at the same time, the third flange nut 73 falls into the blocking position W3.

When the material pushing is finished, the material pushing cylinder 51 is ventilated in the reverse direction, and the cylinder rod drives the slider 52 to move backward along the chute, which drives the material pushing block 4 to move backward and reset. At this time, the flange pick rod 62 will be reinserted into the blocking position W3 , that is, it is inserted into the through hole of the third flange nut 73 in the blocking position, and after the push block 4 is moved back and reset, the push position W1 moves to the bottom of the blanking plate, and the second flange in the waiting position W2 The nut 72 falls directly into the pushing position W1, and the above-mentioned pushing process is repeated.

The above are only the preferred embodiments of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions under the idea of the present invention belong to the protection scope of the present invention. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims (6)

1. A tapping machine for small-specification flange nuts comprises a rack, wherein a workbench is arranged on the rack, a tapping station is arranged on the workbench, a corresponding feeding station is arranged on the rear side of the tapping station, a discharging plate is arranged on the feeding station and is mounted on the rack, and a first slide way is longitudinally arranged in the middle of the discharging plate; the workbench is provided with a material pushing block and a driving assembly for driving the material pushing block to move, the bottom of the blanking plate is suspended in the air, and the material pushing block can pass through the bottom of the blanking plate; the method is characterized in that: a door-shaped support is arranged on the material pushing block, a flange picking rod is arranged above the door-shaped support, and the flange picking rod is positioned on the front side surface of the blanking plate; a plurality of flange nuts are arranged in the first slideway in parallel, the pushing block drives the door-shaped support to move, the flange picking rod can be inserted into a through hole of a second flange nut at the bottom of the first slideway, and the first flange nut at the bottom falls into a pushing position at the front end of the pushing block.

2. The tapping machine for small format flange nuts as claimed in claim 1, characterized in that: the flange picking rod is positioned right above the pushing position at the front end of the material pushing block, the flange picking rod is positioned at the blocking position, and a waiting position is arranged between the blocking position and the pushing position, namely when a first flange nut at the bottom falls into the pushing position, the flange picking rod is inserted into a through hole of a second flange nut at the bottom, and the second flange nut is positioned at the blocking position; when the pushing block pushes the first flange nut at the bottom into the tapping station, the flange picking rod is separated from the blanking plate, the second flange nut at the bottom falls to the waiting position, and the third flange nut at the bottom enters the stopping position.

3. The tapping machine for small format flange nuts as claimed in claim 1, characterized in that: a convex extension part is arranged in the middle of the bottom of the blanking plate, an inwards concave moving groove is arranged in the middle of the upper end of the pushing block, and the moving groove is attached to the extension part below the blanking plate; the front end of the material pushing block is of a concave structure, and the middle groove is a pushing position.

4. The tapping machine for small format flange nuts as claimed in claim 1, characterized in that: the driving assembly comprises a material pushing cylinder and a sliding block, a sliding groove is formed in the workbench, and the sliding block is arranged in the sliding groove and works in cooperation with the sliding groove; the material pushing block is arranged above the sliding block, and two sides of the door-shaped support are arranged on the sliding block.

5. The tapping machine for small format flange nuts as claimed in claim 4, wherein: two side rods of the door-shaped support are of L-shaped structures, and the bottoms of the side rods are provided with long slotted holes which are arranged on the sliding blocks and positioned at two sides of the material pushing block; the flange is chosen the stick and is passed through the bolt fastening at door type support top, and the flange is chosen the stick and can move towards lower flitch one side.

6. The tapping machine for small format flange nuts as claimed in claim 1, wherein: still be equipped with the vibration dish in the frame, the exit of vibration dish is equipped with the unloading track, and the unloading track is relative with the first slide position of flitch down.

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