Automatic cutting-off machining device for pipes

Abstract

The utility model discloses an automatic cutting processing device for pipes, which is characterized in that a working table is horizontally arranged in the middle of a rack, a feeding mechanism is arranged at any end of the rack, a clamping mechanism is arranged on the working table, a cutting mechanism is vertically arranged on the working table on the rear side of the clamping mechanism, and a range finder is arranged on the cutting mechanism. The clamping mechanism comprises a clamping block driving part, a cutting groove, a fixed clamping block and a movable clamping block, the fixed clamping block and the movable clamping block are oppositely arranged, the fixed clamping block is fixedly arranged on the rear side of the X-axis of the workbench through bolts, the movable clamping block is arranged on the front side of the X-axis of the workbench, the clamping block driving part is arranged on the lower surface of the workbench, the cutting groove is formed in the workbench and is perpendicular to the X-axis, and the fixed clamping block and the movable clamping block are oppositely arranged. The clamping block driving piece penetrates through the cutting groove through an L-shaped connecting rod to be connected with the movable clamping block, and the L-shaped connecting rod is movably matched with the cutting groove. The automatic cutting machine can automatically clamp, fix, measure the length, cut, supply and discharge materials, the application range is widened, the labor intensity of workers is reduced, and the cutting precision and the production efficiency are effectively improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of plastic product processing, in particular to an automatic cutting processing device for pipes. Background Art

[0002] Plastic pipes are generally long in length and need to be cut according to the actual needs of the product. The general cutting method is to manually measure the required length, fix the plastic pipe, and manually cut the required length with a cutting machine. If the number of cuts is large, the labor intensity of the operator is increased, and the work efficiency is also low, and the cutting accuracy and cutting effect are not good; on the other hand, the existing mechanism for cutting and clamping plastic pipes can only fix one end to be cut when cutting, and cannot fix the cut plastic pipe, which will cause the cut pipe to bounce during the cutting process, and the safety is also poor, which is not suitable for batch cutting. Although the existing large-scale cutting machine can solve the above problems, it has a complex structure and high manufacturing cost, and is not easy to promote and apply.

[0003] Therefore, developing a new type of plastic pipe cutting equipment is the key to solving the problem. Utility Model Content

[0004] The utility model provides an automatic cutting and processing device for pipes.

[0005] The utility model is realized through the following technical scheme: it comprises a frame, a workbench is horizontally arranged in the middle of the frame, a feeding mechanism flush with the workbench is arranged at either end of the frame, a clamping mechanism is arranged on the workbench, a cutting mechanism is erected on the workbench at the rear side of the clamping mechanism, a rangefinder is arranged on the cutting mechanism, the clamping mechanism comprises a clamping block driving member, a cutting groove, and a fixed clamping block and a movable clamping block which are arranged relatively, the fixed clamping block is fixedly arranged on the rear side of the X-axis line of the workbench by bolts, the movable clamping block is arranged on the front side of the X-axis line of the workbench, the clamping block driving member is arranged on the lower surface of the workbench and is below the fixed clamping block, the cutting groove is arranged on the workbench and is perpendicular to the X-axis line, the clamping block driving member passes through the cutting groove through an L-shaped connecting rod to connect the movable clamping block, the L-shaped connecting rod is movably matched with the cutting groove, the L-shaped connecting rod reciprocates in the cutting groove, thereby driving the movable clamping block to move and realize clamping.

[0006] Furthermore, the working end faces of the fixed clamping block are provided with three U-shaped grooves, wherein the depth of the U-shaped groove in the middle on the Y-axis line is greater than the depth of the U-shaped grooves on both sides, and the movable clamping block is arranged in a U-shaped structure, and its two arms are concave-convexly matched with the U-shaped grooves on both sides of the fixed clamping block.

[0007] The beneficial effects of the utility model are as follows: the utility model is easy to use and operate, can automatically clamp and fix and supply materials, utilizes a distance meter to change the traditional physical manual length measurement into automatic length measurement, can automatically complete the automatic measurement and cutting of plastic pipes, ensures the consistency of the processing length of plastic pipes, reduces the labor intensity of personnel, and improves the cutting accuracy and production efficiency; secondly, the adjustable clamping mechanism can respectively fix the two ends of the plastic pipe in a straight line, prevents the plastic pipe from deviating during the cutting process, and prevents the cut plastic pipe from bouncing, is suitable for plastic pipes of different sizes and specifications, and increases applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 It is a schematic diagram of the structure of the utility model;

[0009] Figure 2 for Figure 1 Schematic diagram of the structure in the middle AA direction;

[0010] Figure 3 It is a top view structural diagram of the workbench and the clamping mechanism;

[0011] Figure 4 It is a schematic diagram of the top view of the workbench;

[0012] Figure 5 is a structural schematic diagram of the clamping mechanism;

[0013] Numbers in the figure: 1 ~ frame, 2 ~ workbench, 3 ~ clamp block driving member, 4 ~ cutting groove, 5 ~ fixed clamp block, 6 ~ U-shaped groove, 7 ~ moving clamp block, 8 ~ distance meter, 9 ~ Y-axis guide rail, 10 ~ Y-axis driving member, 11 ~ Z-axis guide rail, 12 ~ Z-axis driving member, 13 ~ cantilever, 14 ~ cutting machine, 15 ~ feeding mechanism, 16 ~ discharge mechanism. DETAILED DESCRIPTION

[0014] In order to enable those skilled in the art to better understand the technical solution of the utility model, its specific implementation method is described in detail below with reference to the accompanying drawings.

[0015] like Figures 1 to 5As shown, it includes a frame 1, a workbench 2 is horizontally arranged in the middle of the frame 1, a feeding mechanism 15 flush with the workbench 2 is arranged at either end of the frame 1, a clamping mechanism is arranged on the workbench 2, a cutting mechanism is erected on the workbench 2 at the rear side of the clamping mechanism, a distance meter 8 is arranged on the cutting mechanism, the clamping mechanism includes a clamping block driving member 3, a cutting groove 4, and a fixed clamping block 5 and a movable clamping block 7 arranged oppositely, the fixed clamping block 5 is fixed to the X of the workbench 2 by bolts On the rear side of the axis, the movable clamping block 7 is arranged on the front side of the X-axis line of the workbench 2, the clamping block driving component 3 is arranged on the lower surface of the workbench 2, and is below the fixed clamping block 5, the cutting groove 4 is arranged on the workbench 2, and is perpendicular to the X-axis line, the clamping block driving component 3 is connected to the movable clamping block 7 through an L-shaped connecting rod passing through the cutting groove 4, the L-shaped connecting rod is dynamically matched with the cutting groove 4, the L-shaped connecting rod reciprocates in the cutting groove 4, thereby driving the movable clamping block 7 to move to achieve clamping, and the L-shaped connecting rod is used to avoid motion interference.

[0016] The working end faces of the fixed clamping block 5 are each provided with three U-shaped grooves 6, wherein the depth of the U-shaped groove 6 in the middle on the Y axis is greater than the depth of the U-shaped grooves 6 on both sides, and the U-shaped grooves 6 correspond to and overlap with the cutting grooves 4 to ensure that the operation of the cutting machine 14 is not disturbed and to avoid damaging the workbench 2. The movable clamping block 7 is arranged in a U-shaped structure, and its two arms are concave-convexly matched with the U-shaped grooves 6 on both sides of the fixed clamping block 5. Through this structural arrangement, the end to be cut and the cut end of the plastic pipe are respectively fixed in a straight line without interfering with the cutting operation, solving the problem of bouncing of the cut plastic pipe, avoiding manual cleaning of the bouncing plastic pipe, improving safety, and eliminating the need for an anti-bouncing clamp for the cut plastic pipe.

[0017] The working end surfaces of the fixed clamping block 5 and the movable clamping block 7 are respectively arranged in an arc-shaped structure along the Z-axis direction.

[0018] Rubber pads are respectively arranged on the working ends of the fixed clamping block 5 and the movable clamping block 7.

[0019] The cutting mechanism includes a Y-axis guide rail 9, a Y-axis driver 10, a Z-axis guide rail 11, a Z-axis driver 12, a cantilever 13, and a cutting machine 14. The Y-axis guide rail 9 is arranged on the workbench 2 at the rear side of the clamping mechanism, and the Y-axis driver 10 is arranged at one end of the Y-axis guide rail 9 away from the clamping mechanism. The Z-axis guide rail 11 is arranged on the Y-axis guide rail 9 through a sliding seat, and the sliding seat is connected to the Y-axis driver 10. The Z-axis driver 12 is arranged on the top of the Z-axis guide rail 11. The cantilever 13 is arranged on the Z-axis guide rail 11 through a sliding seat, and the sliding seat is connected to the Z-axis driver 12. The cutting machine 14 is arranged on the cantilever 13, so that the cutting machine 14 is suspended above the clamping mechanism, and the positions of the cutting machine 14 on the Y-axis and Z-axis are adjusted respectively to effectively meet the cutting requirements of plastic pipes of different sizes.

[0020] The cutting machine 14 is an ultrasonic or laser cutting machine.

[0021] The distance meter 8 is a photoelectric sensor, which is arranged on the cantilever 13, or is arranged on the outer wall of the cutting machine 14 through a bracket. The photoelectric sensor is used to automatically measure the length of the plastic pipe, which solves the problem of large cutting errors caused by manual length measurement and improves cutting accuracy and efficiency. The control program of the distance meter 8 is pre-programmed in the control device. When in use, only the corresponding length needs to be selected on the control device to automatically measure the cutting length of the plastic pipe.

[0022] The clamp block driving member 3 is a cylinder or a hydraulic cylinder.

[0023] The Y-axis driving member 10 and the Z-axis driving member 12 are cylinders or hydraulic cylinders, or the Z-axis driving member 12 is a motor, and a lead screw is axially arranged on the Z-axis guide rail 11 to connect the motor, and the lead screw is connected to the sliding seat through a lead screw nut.

[0024] The feeding mechanism 15 is a roller conveyor.

[0025] The rubber pad is a conductive rubber pad, which can conduct away the static electricity generated by the plastic pipe during the processing in real time.

[0026] Furthermore, a discharging mechanism 16 flush with the workbench 2 is provided at the other end of the frame 1, i.e., the end opposite to the feeding mechanism 15. The discharging mechanism 16 is a roller conveyor to transport the cut plastic pipes away in time.

[0027] Furthermore, the cutting mechanism, feeding mechanism 15, distance meter 8, clamping mechanism, and discharging mechanism 16 are connected to a control device, and the control device is a single chip microcomputer or a PLC programmable logic controller.

[0028] The working method of the utility model is as follows: 1. The plastic pipe to be cut is sequentially transported to the workbench 2 by the feeding mechanism 15, and passes through the gap between the fixed clamping block 5 and the movable clamping block 7 of the clamping mechanism;

[0029] 2. The distance meter 8 automatically detects the length of the plastic pipe passing through the clamping mechanism according to the preset cutting length. When the length meets the cutting length, the feeding mechanism 15 stops, and the clamping block driving member 3 drives the clamping block 7 to clamp the plastic pipe to be cut;

[0030] 3. The Z-axis driving member 12 controls the cantilever 13 to descend, so that the cutting machine 14 approaches and cuts the plastic pipe. During the cutting process, the Y-axis driving member 10 controls the Z-axis guide rail 11 to move, thereby moving the cutting machine 14 to cut the plastic pipe. After the cutting is completed, the cutting machine 14 stops, and the clamping block driving member 3 drives the movable clamping block 7 to reset and release the plastic pipe.

[0031] 4. The feeding mechanism 15 is in operation, and the plastic pipe to be cut is continuously moved, and the cut plastic pipe is pushed to the discharging mechanism 16, and is transported away by the discharging mechanism 16. If steps 1 to 4 are repeated, continuous cutting of the plastic pipe can be achieved;

[0032] 5. During the above-mentioned cutting process, the discharging mechanism 16 runs without stopping the whole process. When clamping, the plastic pipe to be cut is clamped and fixed by the U-shaped groove 6 on the fixed clamping block 5 on one side and the support arm of the movable clamping block 7, while the cut plastic pipe is clamped and fixed by the U-shaped groove 6 on the fixed clamping block 5 on one side and the support arm of the movable clamping block 7, and the cutting machine 14 moves in the middle U-shaped groove 6 for cutting.

Claims

1. An automatic pipe cutting device, comprising a frame (1), a workbench (2) arranged horizontally in the middle of the frame (1), and a feeding mechanism (15) arranged at either end of the frame (1) and flush with the workbench (2), characterized in that: A clamping mechanism is arranged on the workbench (2), a cutting mechanism is erected on the workbench (2) at the rear side of the clamping mechanism, and a distance meter (8) is arranged on the cutting mechanism. The clamping mechanism comprises a clamping block driving member (3), a cutting groove (4), and a fixed clamping block (5) and a movable clamping block (7) arranged opposite to each other. The fixed clamping block (5) is fixedly arranged at the rear side of the X-axis line of the workbench (2) by bolts, and the movable clamping block (7) is arranged at the front side of the X-axis line of the workbench (2). The clamping block driving member (3) is arranged on the lower surface of the workbench (2) and is located below the fixed clamping block (5). The cutting groove (4) is arranged on the workbench (2) and is perpendicular to the X-axis line. The clamping block driving member (3) passes through the cutting groove (4) and is connected to the movable clamping block (7) via an L-shaped connecting rod. The L-shaped connecting rod is dynamically matched with the cutting groove (4). The L-shaped connecting rod reciprocates in the cutting groove (4), thereby driving the movable clamping block (7) to move and achieve clamping.

2. The automatic pipe cutting device according to claim 1, characterized in that: The working end surface of the fixed clamp block (5) is provided with three U-shaped grooves (6), wherein the depth of the U-shaped groove (6) in the middle on the Y axis is greater than the depth of the U-shaped grooves (6) on both sides. The movable clamp block (7) is provided with a U-shaped structure, and its two arms are concavely matched with the U-shaped grooves (6) on both sides of the fixed clamp block (5).

3. The automatic pipe cutting device according to claim 2, characterized in that: The working end surfaces of the fixed clamping block (5) and the movable clamping block (7) are respectively arranged in an arc-shaped structure along the Z-axis direction.

4. The automatic pipe cutting device according to claim 1, characterized in that: Rubber pads are respectively arranged on the working ends of the fixed clamping block (5) and the movable clamping block (7).

5. The automatic pipe cutting device according to claim 1, characterized in that: The cutting mechanism comprises a Y-axis guide rail (9), a Y-axis driving component (10), a Z-axis guide rail (11), a Z-axis driving component (12), a cantilever (13), and a cutting machine (14); the Y-axis guide rail (9) is arranged on a workbench (2) at the rear side of a clamping mechanism; the Y-axis driving component (10) is arranged at one end of the Y-axis guide rail (9) away from the clamping mechanism; the Z-axis guide rail (11) is arranged on the Y-axis guide rail (9) through a sliding seat, the sliding seat is connected to the Y-axis driving component (10); the Z-axis driving component (12) is arranged on the top of the Z-axis guide rail (11); the cantilever (13) is arranged on the Z-axis guide rail (11) through a sliding seat, the sliding seat is connected to the Z-axis driving component (12); the cutting machine (14) is arranged on the cantilever (13), so that the cutting machine (14) is suspended above the clamping mechanism.

6. The automatic pipe cutting device according to claim 5, characterized in that: The cutting machine (14) is an ultrasonic or laser cutting machine.

7. The automatic pipe cutting device according to claim 1, characterized in that: The distance meter (8) is a photoelectric sensor, which is arranged on the cantilever (13) or on the outer wall of the cutting machine (14) through a bracket.

8. The automatic pipe cutting device according to claim 1, characterized in that: The clamp block driving member (3) is a cylinder or a hydraulic cylinder.

9. The automatic pipe cutting device according to claim 5, characterized in that: The Y-axis driving member (10) and the Z-axis driving member (12) are cylinders or hydraulic cylinders, or the Z-axis driving member (12) is a motor, and a lead screw is axially arranged on the Z-axis guide rail (11) to connect the motor, and the lead screw nut is connected to the sliding seat.

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