Blow molding tube cutting device

Abstract

The present invention discloses a blow molding tube cutting device, comprising a frame, wherein pressure roller brackets are fixedly mounted on both sides above the frame, a cylinder is mounted inside the pressure roller bracket, a pressure roller bearing seat is mounted on the output end of the cylinder, a roller pressure roller is movably mounted inside the pressure roller bearing seat, vertical guide rods are mounted on both sides of the cylinder, a ball slider is mounted on the left side of the pressure roller bracket, and a rubber-coated driven wheel bearing seat is movably mounted above the ball slider. The blow molding tube cutting device drives the pressure roller bearing seat and the roller pressure roller up and down through the cylinder, and then cooperates with the rubber-coated roller driving wheel and the rubber-coated roller driven wheel to clamp and fix the blow molding tube to be cut, and cuts it with a turning tool, eliminating the need for manual cutting and reducing labor, thereby not only improving the processing safety factor but also improving the cutting efficiency. At the same time, the blow molding tube cut is smooth, eliminating the need for flattening the ends, achieving one-time processing and reducing the processing steps.

Description

Technical Field

[0001] The invention relates to the technical field of blow molding tube processing, in particular to a blow molding tube cutting device. Background Art

[0002] After blow molding, the plastic tube has closed "cap ends" at both ends. Before use, the "cap ends" on both sides of the tube need to be cut off, and the cut surface must be smooth. The present invention relates to a blow-molded circular tube cutting device, and more specifically to a blow-molded circular tube cutting device that can cut blow-molded circular tubes of different diameters and lengths, and can cut the tubes immediately after blow molding. The main method for cutting blow-molded tubes on the market currently is to transfer the tubes to a processing workshop after blow molding, where they are manually cut with a circular saw or a band saw, and then placed on a special flattening machine for flattening to ensure a flat and smooth cut surface.

[0003] The existing blow molded tube cutting method has many cutting steps, low efficiency, requires a lot of manpower and is dangerous. We propose a blow molded tube cutting device. Summary of the Invention

[0004] The purpose of the present invention is to provide a blow molded tube cutting device to solve the problems of the existing blow molded tube cutting method proposed in the above background technology, such as multiple tube cutting steps, low efficiency, large amount of manpower required and certain risks.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a blow molding tube cutting device, comprising a frame, wherein pressure roller brackets are fixedly installed on both sides of the upper part of the frame, a cylinder is installed inside the pressure roller bracket, a pressure roller bearing seat is installed at the output end of the cylinder, a roller pressure roller is movably installed inside the pressure roller bearing seat, vertical guide rods are installed on both sides of the cylinder, the vertical guide rods pass through the interior of the pressure roller bearing seat, and the vertical guide rods are fixedly connected to the pressure roller bracket, and the pressure roller bearing seat is moved on the vertical guide rods by the cylinder, and the pressure roller bracket A ball slider is installed on the left side of the frame, and the frame is fixedly connected to the ball slider, a rubber-coated driven wheel bearing seat is movably installed above the ball slider, a rubber-coated driving wheel bearing seat is installed at the rear end of the rubber-coated driven wheel bearing seat, the rubber-coated driving wheel bearing seat is movably connected to the ball slider, a driving wheel motor is installed on the right side of the rubber-coated driving wheel bearing seat, a roller rubber-coated driven wheel is movably installed inside the rubber-coated driven wheel bearing seat, a first bending plate is installed below the roller rubber-coated driven wheel, and the first bending plate is fixedly connected to the rubber-coated driven wheel bearing seat;

[0006] A roller-rubber-coated driving wheel is movably mounted inside the bearing seat of the rubber-coated driving wheel. A second bending plate is installed below the roller-rubber-coated driving wheel, and the second bending plate is fixedly connected to the bearing seat of the rubber-coated driving wheel.

[0007] The first nut is fixedly installed under the first bending plate. A positive and negative screw is passed through the interior of the first nut. Both ends of the positive and negative screw are installed with a positive and negative screw adjustment seat. The rear end of the first nut is installed with a second nut.

[0008] Optionally, the cylinder is further provided with:

[0009] A solenoid valve is installed at the input end of the cylinder. A pneumatic triplet is installed at the input end of the solenoid valve, and a shut-off valve is installed at the input end of the pneumatic triplet.

[0010] Optionally, the forward and reverse screw adjustment seat is fixedly connected to the frame, and the forward and reverse screws are respectively threadedly connected to the first nut and the second nut, and the second bending plate is fixedly connected to the second nut.

[0011] Optionally, the forward and reverse screw adjustment seat is further provided with:

[0012] The dovetail groove base is installed on the front end of the forward and reverse screw adjustment seat, and a sliding dovetail groove is opened inside the dovetail groove base, and two limit sliders are installed inside the sliding dovetail groove, and a dovetail groove movable seat is fixedly installed above the limit slider, and a tool holder movable seat is movably installed above the dovetail groove movable seat, and a tool holder is fixedly installed above the tool holder movable seat, and a turning tool is installed at the rear end of the tool holder, and a second adjusting screw is installed on the internal thread of the tool holder movable seat, and a first adjusting screw is installed on the internal thread of the limit slider.

[0013] Optionally, the first adjusting screw is movably connected to the dovetail groove base, and the dovetail groove movable seat is moved on the dovetail groove base through the first adjusting screw, the limiting slider and the sliding dovetail groove, and the second adjusting screw is movably connected to the dovetail groove movable seat, and the tool holder movable seat is moved on the dovetail groove movable seat through the second adjusting screw, and the frame is fixedly connected to the dovetail groove base.

[0014] Compared with the prior art, the present invention provides a blow molded tube cutting device, which has the following beneficial effects: the blow molded tube cutting device drives the pressure wheel bearing seat and the roller pressure wheel up and down through the cylinder, and then cooperates with the roller rubber-coated active wheel and the roller rubber-coated driven wheel to clamp and fix the blow molded tube to be cut, and cuts it by a turning tool, without the need for manual cutting, reducing labor, not only improving the processing safety factor, but also improving the cutting efficiency, and at the same time making the blow molded tube cut smooth, without the need to perform flat-end operations on the two ends, achieving one-time processing and forming, and reducing processing steps. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0016] Figure 2This is a schematic diagram of the external structure of the rubber-coated roller driving wheel of the present invention;

[0017] Figure 3 This is a schematic diagram of the external structure of the rubber-coated roller driven wheel of the present invention;

[0018] Figure 4 Schematic diagram of the external structure of the roller pressure wheel of the present invention;

[0019] Figure 5 Schematic diagram of the external structure of the dovetail groove base of the present invention;

[0020] Figure 6 Schematic diagram of the working structure of the cylinder of the present invention;

[0021] Figure 7 This is a schematic diagram of the connection structure between the first nut and the first bending plate of the present invention.

[0022] In the figure: 1. Frame; 2. Rubber-coated roller driving wheel; 3. Rubber-coated roller driven wheel; 4. Roller pressure roller; 5. Forward and reverse screw adjustment seat; 6. Dovetail groove movable seat; 7. Ball slider; 8. Pressure roller bracket; 9. Driving wheel motor; 10. Tool holder; 11. Tool holder movable seat; 12. Dovetail groove base; 13. Rubber-coated driving wheel bearing seat; 14. Rubber-coated driven wheel bearing seat; 15. Pressure roller bearing seat; 16. Vertical guide rod; 17. Cylinder; 18. First nut; 19. Forward and reverse screw; 20. First adjusting screw; 21. Second adjusting screw; 22. Limit slider; 23. Sliding dovetail groove; 24. Turning tool; 25. Stop valve; 26. Pneumatic triplex; 27. Solenoid valve; 28. First bending plate; 29. ​​Second bending plate; 30. Second nut. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0024] In the description of the present invention, unless otherwise specified, "plurality" means two or more; terms such as "upper," "lower," "left," "right," "inner," "outer," "front end," "rear end," "head," and "tail" indicate positions or relationships based on those shown in the accompanying drawings. These terms are intended solely to facilitate the description of the present invention and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limiting the present invention. Furthermore, terms such as "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0025] In the description of the present invention, it should be noted that, unless otherwise expressly specified or limited, the terms "connected" and "connection" should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integral connection; mechanical connection, electrical connection; direct connection, or indirect connection through an intermediary. Those skilled in the art will understand the specific meanings of the above terms in the present invention based on the specific circumstances.

[0026] See also Figure 1-4 , the blow molding tube cutting device includes a frame 1, a pressure roller bracket 8 is fixedly installed on both sides of the upper part of the frame 1, a cylinder 17 is installed inside the pressure roller bracket 8, a pressure roller bearing seat 15 is installed on the output end of the cylinder 17, a roller pressure roller 4 is movably installed inside the pressure roller bearing seat 15, vertical guide rods 16 are installed on both sides of the cylinder 17, a ball slider 7 is installed on the left side of the pressure roller bracket 8, a rubber-coated driven wheel bearing seat 14 is movably installed above the ball slider 7, a rubber-coated active wheel bearing seat 14 is installed at the rear end of the rubber-coated active wheel bearing seat 14, a active wheel motor 9 is installed on the right side of the rubber-coated active wheel bearing seat 13, a roller rubber-coated driven wheel 3 is movably installed inside the rubber-coated active wheel bearing seat 14, and a first bending plate 28 is installed below the roller rubber-coated driven wheel 3; the roller rubber-coated active wheel 2 is movably installed inside the rubber-coated active wheel bearing seat 13, and a second bending plate 29 is installed below the roller rubber-coated active wheel 2; The guide rod 16 runs through the interior of the pressure roller bearing seat 15, and the vertical guide rod 16 is fixedly connected to the pressure roller bracket 8, and the pressure roller bearing seat 15 is moved on the vertical guide rod 16 by the cylinder 17. At the same time, the frame 1 is fixedly connected to the ball slider 7, the rubber-coated active wheel bearing seat 13 is movably connected to the ball slider 7, and the first bending plate 28 is fixedly connected to the rubber-coated driven wheel bearing seat 14, and the second bending plate 29 is fixedly connected to the rubber-coated active wheel bearing seat 13; the pressure roller bearing seat 15 and the roller pressure roller 4 are driven up and down by the cylinder 17, and then cooperate with the roller rubber-coated active wheel 2 and the roller rubber-coated driven wheel 3 to clamp and fix the blow molded tube to be cut, and cut by the turning tool 24, without manual cutting, reducing labor, not only improving the processing safety factor, but also improving the cutting efficiency, and at the same time making the blow molded tube cut smooth, without the need to perform flat-end operation on both ends, realizing one-time processing and reducing processing steps.

[0027] See also Figure 1 、 Figure 5 、 Figure 6 and Figure 7, the blow molding tube cutting device includes a solenoid valve 27, which is installed at the input end of the cylinder 17, the input end of the solenoid valve 27 is installed with a pneumatic triplet 26, and the input end of the pneumatic triplet 26 is installed with a stop valve 25; the first nut 18 is fixedly installed below the first bending plate 28, the interior of the first nut 18 is penetrated by a positive and negative screw 19, and the two ends of the positive and negative screw 19 are installed with a positive and negative screw adjustment seat 5, and the rear end of the first nut 18 is installed with a second nut 30; the positive and negative screw adjustment seat 5 and the machine The frame 1 is fixedly connected, and the positive and negative screws 19 are respectively threadedly connected to the first nut 18 and the second nut 30, and the second bending plate 29 is fixedly connected to the second nut 30. The spacing between the roller rubber-coated active wheel 2 and the roller rubber-coated driven wheel 3 is synchronously adjusted by rotating the positive and negative screws 19 to meet the clamping requirements of blow-molded tube workpieces of different sizes; the dovetail groove base 12 is installed at the front end of the positive and negative screw adjustment seat 5, and a sliding dovetail groove 23 is opened inside the dovetail groove base 12. Two limiting sliders 22 are installed inside, and a dovetail groove movable seat 6 is fixedly installed above the limiting slider 22. A tool holder movable seat 11 is movably installed above the dovetail groove movable seat 6. A tool holder 10 is fixedly installed above the tool holder movable seat 11. A turning tool 24 is installed at the rear end of the tool holder 10. A second adjusting screw rod 21 is installed on the internal thread of the tool holder movable seat 11, and a first adjusting screw rod 20 is installed on the internal thread of the limiting slider 22; the first adjusting screw rod 20 is movably connected to the dovetail groove base 12. The dovetail groove movable seat 6 is connected, and the dovetail groove movable seat 6 is moved on the dovetail groove base 12 through the first adjusting screw rod 20, the limiting slider 22 and the sliding dovetail groove 23, and the second adjusting screw rod 21 is movably connected to the dovetail groove movable seat 6. At the same time, the tool holder movable seat 11 is moved on the dovetail groove movable seat 6 through the second adjusting screw rod 21, and the frame 1 is fixedly connected to the dovetail groove base 12. The position of the turning tool 24 is adjusted by rotating the first adjusting screw rod 20 to facilitate cutting of workpieces with different outer diameters and lengths.

[0028] In summary, the blow molding tube cutting device, when using the equipment, first open the stop valve 25 before using the equipment, the stop valve 25 (model: DN120) is the existing technology, and will not be described in detail here, the cylinder 17 is ventilated, the cylinder 17 (model: sc cylinder) is the existing technology, and will not be described in detail here, according to the different workpieces, the air pressure of the cylinder 17 is adjusted by the pneumatic triplet 26, the pneumatic triplet 26 (model: AFC2000) is the existing technology, and will not be described in detail here, after the adjustment is completed, the workpiece is placed between the roller rubber coated active wheel 2 and the roller rubber coated driven wheel 3, and the rotating hand wheel is turned. The forward and reverse screws 19 rotate, and the forward and reverse screws 19 adopt a half right-hand thread and half left-hand thread structure, so that when the forward and reverse screws 19 rotate, the first nut 18 and the second nut 30 move closer to or away from each other, and the first bending plate 28 and the second bending plate 29 drive the rubber-coated active wheel bearing seat 13 and the rubber-coated driven wheel bearing seat 14 to move on the ball slider 7, ensuring that the roller rubber-coated active wheel 2 and the roller rubber-coated driven wheel 3 can be adjusted synchronously during adjustment, so as to adjust the distance between the roller rubber-coated active wheel 2 and the roller rubber-coated driven wheel 3 to meet the clamping requirements of blow molded tube workpieces of different sizes. Requirements: When the equipment is in use, the solenoid valve 27 is energized and reversed, the piston of the cylinder 17 moves downward, driving the roller pressure wheel 4 to move downward, and the vertical guide rod 16 ensures that the movement trajectory of the roller pressure wheel 4 is a straight line. The roller pressure wheel 4 contacts the workpiece and forms a certain pressure before stopping. Then the driving wheel motor 9 is energized and starts to run, driving the roller rubber-wrapped driving wheel 2 to rotate, and then driving the workpiece to rotate. The friction between the workpiece and the roller rubber-wrapped driven wheel 3 and the roller pressure wheel 4 drives the roller rubber-wrapped driven wheel 3 and the roller pressure wheel 4 to rotate together. During the rotation of the workpiece, the hand wheel is turned to drive the first adjustment The screw rod 20 rotates, and the limit slider 22 is pushed to move on the dovetail groove base 12 through the thread, thereby driving the turning tool 24 on the tool holder 10 to move to the cutting position of the workpiece, and then the second adjusting screw rod 21 is rotated by the hand wheel, and the tool holder movable seat 11 is pushed to move toward the direction of the workpiece on the dovetail groove movable seat 6 through the thread, so that the turning tool 24 contacts the workpiece and turns off the "cap ends" on both sides of the workpiece. After completion, the driving wheel motor 9 stops running, the solenoid valve 27 loses power, and the piston of the cylinder 17 moves upward, driving the roller pressure wheel 4 to move upward, and the workpiece can be removed, completing the action.

[0029] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. Blow molding tube cutting device, characterized in that, include: A frame (1), wherein roller supports (8) are fixedly installed on both sides of the upper portion of the frame (1), a cylinder (17) is installed inside the roller support (8), a roller bearing seat (15) is installed on the output end of the cylinder (17), a roller roller (4) is movably installed inside the roller bearing seat (15), vertical guide rods (16) are installed on both sides of the cylinder (17), the vertical guide rods (16) pass through the interior of the roller bearing seat (15), and the vertical guide rods (16) are fixedly connected to the roller support (8), and the roller bearing seat (15) is moved on the vertical guide rods (16) by the cylinder (17), and a ball slide is installed on the left side of the roller support (8). Block (7), at the same time, the frame (1) is fixedly connected to the ball slider (7), a rubber-coated driven wheel bearing seat (14) is movably installed above the ball slider (7), a rubber-coated driving wheel bearing seat (13) is installed at the rear end of the rubber-coated driven wheel bearing seat (14), the rubber-coated driving wheel bearing seat (13) is movably connected to the ball slider (7), a driving wheel motor (9) is installed on the right side of the rubber-coated driving wheel bearing seat (13), a roller rubber-coated driven wheel (3) is movably installed inside the rubber-coated driven wheel bearing seat (14), a first bending plate (28) is installed below the roller rubber-coated driven wheel (3), and the first bending plate (28) is fixedly connected to the rubber-coated driven wheel bearing seat (14); A roller-coated rubber driving wheel (2) is movably mounted inside the rubber-coated driving wheel bearing seat (13); a second bending plate (29) is mounted below the roller-coated rubber driving wheel (2), and the second bending plate (29) is fixedly connected to the rubber-coated driving wheel bearing seat (13); A first nut (18) is fixedly mounted below the first bending plate (28), a forward and reverse screw (19) is passed through the interior of the first nut (18), a forward and reverse screw adjustment seat (5) is mounted at both ends of the forward and reverse screw (19), and a second nut (30) is mounted at the rear end of the first nut (18).

2. The blow molding tube cutting device according to claim 1, characterized in that: The cylinder (17) is also provided with: A solenoid valve (27) is installed at the input end of the cylinder (17), a pneumatic triplet (26) is installed at the input end of the solenoid valve (27), and a stop valve (25) is installed at the input end of the pneumatic triplet (26).

3. The blow molding tube cutting device according to claim 1, characterized in that: The forward and reverse screw adjustment seat (5) is fixedly connected to the frame (1), and the forward and reverse screws (19) are respectively threadedly connected to the first nut (18) and the second nut (30), and the second bending plate (29) is fixedly connected to the second nut (30).

4. The blow molding tube cutting device according to claim 1, characterized in that: The positive and negative screw adjustment seat (5) is also provided with: A dovetail groove base (12) is mounted on the front end of the forward and reverse screw adjustment base (5), a sliding dovetail groove (23) is provided inside the dovetail groove base (12), two limiting sliders (22) are installed inside the sliding dovetail groove (23), a dovetail groove movable seat (6) is fixedly installed above the limiting slider (22), a tool holder movable seat (11) is movably installed above the dovetail groove movable seat (6), a tool holder (10) is fixedly installed above the tool holder movable seat (11), a turning tool (24) is installed at the rear end of the tool holder (10), a second adjusting screw (21) is installed on the internal thread of the tool holder movable seat (11), and a first adjusting screw (20) is installed on the internal thread of the limiting slider (22).

5. The blow molding tube cutting device according to claim 4, characterized in that: The first adjusting screw rod (20) is movably connected to the dovetail groove base (12), and the dovetail groove movable seat (6) is moved on the dovetail groove base (12) through the first adjusting screw rod (20), the limiting slider (22) and the sliding dovetail groove (23), and the second adjusting screw rod (21) is movably connected to the dovetail groove movable seat (6), and the tool holder movable seat (11) is moved on the dovetail groove movable seat (6) through the second adjusting screw rod (21), and the frame (1) is fixedly connected to the dovetail groove base (12).

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