Welding and cutting equipment for plastic pipes and machining method

Abstract

The invention relates to the technical field of machine tool cutting, and provides welding and cutting equipment for plastic pipes and a machining method.The welding and cutting equipment comprises a workbench and further comprises a cutting device, a fixing device, a protection device and a collecting device; the cutting device comprises a storage table, a fixing plate, a one-way air cylinder and a cutting disc, the storage table is fixedly connected to the top of the workbench, the fixing plate is fixedly connected to the top of the workbench, the one-way air cylinder is fixedly connected to the front portion of the fixing plate, and the cutting disc is fixedly connected to the output end of the one-way air cylinder; the fixing device comprises a connecting rod, an elastic telescopic cylinder, a clamping block, a lower protruding block, a trapezoidal block, a swing rod and a semi-arc plate. The connecting rod is fixedly connected to the surface of the output end of the one-way air cylinder. By means of the technical scheme, the problems that in the prior art, when a pipeline shakes during cutting, the cutting size does not meet the requirement, and then the quality of a cut product is affected are solved.

Description

Technical Field

[0001] The invention relates to the technical field of machine tool cutting, and in particular to a welding and cutting device and a processing method for plastic pipes. Background Art

[0002] Cutting technology is a kind of processing pipes and pipes. By cutting different types of pipes, two pipes can be connected to meet the needs of different industries.

[0003] The patent with application number CN201910979546.9 provides a pipe cutting machine, whose structure includes a rotating motor, a cutting blade, a support frame, a lifter, a support seat, a pipe, and a grinding adjustment mechanism. The rotating motor is mechanically connected to the cutting blade. This patent sets a lifting grinder so that the driving motor drives the belt to rotate, so that the gear drives the rotating rod to rotate, so that the grinding stone column on the rotating rod grinds the cutting scratches of the pipe and grinds off the burrs on the outer ring of the pipe cutting, so that the burrs can be removed quickly and effectively, effectively avoiding the burrs from causing harm to the staff, and setting a dust adsorption collection Mechanism, under the suction generated by the exhaust fan, the filter bag mesh frame generates suction to adsorb the powder above, so that the powder will slide along the catheter placement groove to the filter frame, and fall into the collection chamber through the filter frame, so that the dust above can be quickly collected, and the dust can be effectively prevented from flying into the air. However, when this device is used to process pipes of different diameters, it is difficult to fix and limit it, which causes the pipe to shake during cutting, resulting in the cutting size not meeting the requirements, thereby affecting the quality of the product after cutting. Therefore, a welding and cutting device and a processing method for plastic pipes are proposed to solve the above-mentioned problems. Summary of the invention

[0004] The present invention provides a welding and cutting device and a processing method for plastic pipes, which solves the problem in the related art that the pipe shakes during cutting, causing the cutting size to fail to meet the requirements, thereby affecting the quality of the cut product.

[0005] The technical solution of the present invention is as follows: a welding and cutting device for plastic pipes, comprising a workbench, and also comprising a cutting device, a fixing device, a protective device, and a collecting device; the cutting device comprises a storage table, a fixing plate, a one-way cylinder, and a cutting disc, the storage table is fixedly connected to the top of the workbench, the fixing plate is fixedly connected to the top of the workbench, the one-way cylinder is fixedly connected to the front of the fixing plate, and the cutting disc is fixedly connected to the output end of the one-way cylinder; the fixing device comprises a connecting rod, an elastic telescopic cylinder, a clamping block, a lower protrusion, a trapezoidal block, a swing rod, and a semi-arc plate, the connecting rod is fixedly connected to the surface of the output end of the one-way cylinder, the elastic telescopic cylinder is fixedly connected to the surface of the connecting rod, the clamping block is fixedly connected to the bottom of the elastic telescopic cylinder, the lower protrusion is slidably connected to the inner wall of the clamping block, the trapezoidal block is fixedly connected to the top of the lower protrusion, and the swing rod is fixedly connected to the output end of the one-way cylinder by torsion The spring is rotatably connected to the inner wall of the clamping block, and the semi-arc plate is fixedly connected to the surface of the swing rod; the protective device is arranged on the top of the workbench, and the collecting device is arranged on both sides of the protective device; a spring is arranged on the top of the trapezoidal block and the inner wall of the clamping block, and the two sides of the trapezoidal block are in contact with one end of the swing rod away from the semi-arc plate. The one-way cylinder drives the cutting disc and the connecting rod to move, and the connecting rod drives the elastic telescopic cylinder to move, and the elastic telescopic cylinder drives the clamping block to move, and the clamping block fixes the pipeline to prevent the pipeline from vibrating or moving during cutting, thereby improving stability and safety. The clamping block drives the lower protrusion to move, and the lower protrusion drives the trapezoidal block to move, and the trapezoidal block contacts the swing rod, and the spring resets, and the swing rod rotates through the torsion spring, and the swing rod drives the semi-arc plate to move, and the semi-arc plate moves in the slide groove at the bottom of the clamping block, which will further fix the pipeline to prevent loosening during cutting, affecting the cutting area and causing damage to the pipeline, thereby improving cutting efficiency.

[0006] Optionally, the protective device includes a protective plate, a protective cover, a protective base, a rotating shaft, a swing ring, a connecting plate, a cylinder base, a two-way cylinder and a dustproof device, the protective plate is fixedly connected to the top of the workbench, the protective base is fixedly connected to the front and rear sides of the protective plate, the rotating shaft is rotatably connected to the inner wall of the protective base, the protective cover is fixedly connected to the surface of the rotating shaft, the swing ring is installed at the front of the protective base, the connecting plate is installed at the bottom of the swing ring, the cylinder base is fixedly connected to the top of the workbench, and the two-way cylinder is fixedly connected to the inner wall of the cylinder base; the dustproof device includes an upper protrusion, an inclined block, a vibration rod, and a vibration plate, the upper protrusion is slidably connected to the inner wall of the protective cover, the inclined block is fixedly connected to the bottom of the upper protrusion, the vibration rod is rotationally connected to the inner wall of the protective cover through a torsion spring, and the vibration plate is fixedly connected to the vibration rod The right side of the protective base; the bottom of the protective base is fixedly connected to the top of the workbench, the surface of the rotating shaft is fixedly connected to the inner wall of the swing ring, the output end of the two-way cylinder is fixedly connected to the surface of the connecting plate, the bottom of the inclined block and the inner wall of the protective cover are provided with a spring, the bottom of the vibration plate and the inner wall of the protective cover are in contact with each other, the two-way cylinder drives the connecting plate to move, the connecting plate drives the swing ring to move, the swing ring drives the rotating shaft to rotate, and the rotating shaft drives the protective cover to rotate. The protective covers on both sides can provide safety protection, making the cutting process safer, controllable and efficient. The protective cover drives the upper protrusion to move, the upper protrusion will collide with the protective plate, the upper protrusion drives the inclined block to slide, the inclined block collides with the vibration rod, the spring is reset, and the vibration rod drives the vibration plate to swing, which will shake off the dust at the bottom of the protective cover, improve the working environment and protect the equipment, can prevent diffusion, and keep the working area clean and safe.

[0007] Optionally, the collecting device includes an elastic plate, a pressing block, a cleaning rod, a receiving groove and a cleaning device, the elastic plate is slidably connected to the inner wall of the protective plate, the pressing block is fixedly connected to the top of the workbench, the cleaning rod is rotatably connected to the top of the workbench by a torsion spring, and the receiving groove is opened on the top of the workbench; the cleaning device includes a magnetic block, a fixed rod, and a scraper, the magnetic block is slidably connected to the inner wall of the cleaning rod, the fixed rod is fixedly connected to the top of the magnetic block, and the scraper is fixedly connected to the left side of the fixed rod; the surface of the elastic plate is in contact with the right side of the cleaning rod, the surface of the elastic plate is in contact with the inner wall of the pressing block, the inner wall of the cleaning rod is provided with a spring, and the two ends of the spring are respectively fixedly connected to the rear of the magnetic block and the inner wall of the cleaning rod, The right side of the plate is slidably connected to the left side of the cleaning rod, the surface of the fixed rod is slidably connected to the inner wall of the cleaning rod, the surface of the elastic plate is in contact with the top of the protective cover, the protective cover rotates to contact the elastic plate and drive it to move, the elastic plate passes through the inner wall of the protective plate, the elastic plate drives the cleaning rod to move, the pressing block fixes the elastic plate to prevent it from being elastically displaced upward, the cleaning rod rotates through the torsion spring, the cleaning rod pushes the residue into the storage groove to prevent the residue from accumulating next to the workbench, which can improve the safety of the working environment, when the two cleaning rods contact each other, it will drive the magnetic block inside to slide, the magnetic block will drive the fixed rod to move, the fixed rod drives the scraper to move, the spring is reset, and the scraper cleans the dust on the cleaning rod to prevent the residue from being on the cleaning rod and affecting the use effect.

[0008] A processing method for a welding and cutting device for plastic pipes comprises the following steps: Step 1: Start the machine and place the pipe between the storage table and the fixed plate; Step 2: Start the one-way cylinder, which drives the cutting disc to move downward, and at the same time drives the connecting rod to move; Step 3: The connecting rod drives the elastic telescopic tube to move, and the elastic telescopic tube drives the clamping block to move. The clamping block fixes the pipe, and the lower protrusion at the bottom of the clamping block contacts the pipe; Step 4: The lower protrusion will slide on the inner wall of the clamping block, the clamping block will drive the trapezoidal block to move, the trapezoidal block will contact the swing rods on both sides, and the swing rods will start to rotate through the torsion spring; Step 5: The swing rod will drive the semi-arc plate to move, and the semi-arc plate will come out of the slide groove at the bottom of the clamping block. The semi-arc plate will contact the pipe to further fix both sides of the pipe, and the cutting disc will start to cut the pipe.

[0009] The working principle and beneficial effects of the present invention are: 1. In the present invention, through the coordinated operation among the workbench, the storage table, the fixed plate, the one-way cylinder, the cutting disc, the connecting rod, the elastic telescopic cylinder, the clamping block, the lower protrusion, the trapezoidal block, the swing rod and the semi-arc plate, the one-way cylinder drives the cutting disc and the connecting rod to move, the connecting rod drives the elastic telescopic cylinder to move, the elastic telescopic cylinder drives the clamping block to move, the clamping block fixes the pipeline to prevent the pipeline from vibrating or moving during cutting, thereby improving stability and safety, the clamping block drives the lower protrusion to move, the lower protrusion drives the trapezoidal block to move, the trapezoidal block contacts the swing rod, the spring resets, the swing rod rotates through the torsion spring, the swing rod drives the semi-arc plate to move, the semi-arc plate moves in the slide groove at the bottom of the clamping block, which will further fix the pipeline to prevent loosening during cutting, affecting the cutting area and causing pipeline damage, thereby improving cutting efficiency.

[0010] 2. In the present invention, through the coordinated operation of the protective plate, protective cover, protective base, rotating shaft, swing ring, connecting plate, cylinder base, two-way cylinder, upper protrusion, inclined block, vibration rod and vibration plate, the two-way cylinder drives the connecting plate to move, the connecting plate drives the swing ring to move, the swing ring drives the rotating shaft to rotate, and the rotating shaft drives the protective cover to rotate. The protective covers on both sides can provide safety protection, making the cutting process safer, controllable and efficient. The protective cover drives the upper protrusion to move, the upper protrusion will collide with the protective plate, the upper protrusion drives the inclined block to slide, the inclined block collides with the vibration rod, the spring is reset, and the vibration rod drives the vibration plate to swing, which will shake off the dust at the bottom of the protective cover, improve the working environment and protect the equipment, prevent diffusion, and keep the working area clean and safe.

[0011] 3. In the present invention, through the coordinated operation among the elastic plate, the pressing block, the cleaning rod, the storage groove, the magnetic block, the fixed rod and the scraper, the protective cover rotates to contact with the elastic plate and drive it to move, the elastic plate passes through the inner wall of the protective plate, the elastic plate drives the cleaning rod to move, the pressing block fixes the elastic plate to prevent it from being elastically displaced upward, the cleaning rod rotates through the torsion spring, the cleaning rod pushes the residue into the storage groove to prevent the residue from accumulating next to the workbench, and the safety of the working environment can be improved, when the two cleaning rods contact each other, the magnetic block inside will be driven to slide, the magnetic block will drive the fixed rod to move, the fixed rod drives the scraper to move, the spring is reset, and the scraper cleans the dust on the cleaning rod to prevent the residue from being on the cleaning rod and affecting the use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The preferred implementation modes will be described below in a clear and understandable manner with reference to the accompanying drawings to further illustrate the above-mentioned characteristics, technical features, advantages and implementation methods of the present invention.

[0013] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic diagram of the structure of the cutting machine of the present invention; Figure 3 A half-section schematic diagram of the clamping block structure of the present invention; Figure 4 This is a schematic diagram of the structure of the protective plate of the present invention; Figure 5 It is a schematic diagram of the structure of the vibration plate of the present invention; Figure 6 It is a schematic diagram of the storage tank structure of the present invention; Figure 7 Schematic diagram of the elastic plate structure of the present invention Figure 8 It is a half-section schematic diagram of the cleaning rod structure of the present invention.

[0014] In the figure: 1. workbench; 2. storage table; 3. fixed plate; 4. one-way cylinder; 5. cutting disc; 6. fixing device; 61. connecting rod; 62. elastic telescopic cylinder; 63. clamping block; 631. lower protrusion; 632. trapezoidal block; 633. swing rod; 634. semi-arc plate; 7. protective device; 71. protective plate; 72. protective cover; 73. protective base; 74. rotating shaft; 75. swing ring; 76. connecting plate; 77. cylinder base; 78. two-way cylinder; 781. upper protrusion; 782. inclined block; 783. vibration rod; 784. vibration plate; 8. collecting device; 81. elastic plate; 82. pressing block; 83. cleaning rod; 84. storage groove; 841. magnetic block; 842. fixing rod; 843. scraper. DETAILED DESCRIPTION In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the specific implementation methods of the present invention will be described below with reference to the accompanying drawings. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings and other implementation methods can be obtained based on these drawings without creative work.

[0015] In order to simplify the drawings, only the parts related to the invention are schematically shown in each figure, and they do not represent the actual structure of the product. In addition, in order to simplify the drawings and facilitate understanding, in some figures, only one of the parts with the same structure or function is schematically shown, or only one of them is marked. In this article, "one" not only means "only one", but also means "more than one", and "several" includes "two" and "more than two".

[0016] In this document, 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; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0017] In addition, in the description of the present application, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0018] Example 1 Reference Figure 1 to Figure 8, which is the first embodiment of the present invention, proposes a welding and cutting device for plastic pipes, including a workbench 1, a cutting device, a fixing device 6, a protective device 7, and a collecting device 8; the cutting device includes a storage table 2, a fixing plate 3, a one-way cylinder 4, and a cutting disc 5. The storage table 2 is fixedly connected to the top of the workbench 1, the fixing plate 3 is fixedly connected to the top of the workbench 1, the one-way cylinder 4 is fixedly connected to the front of the fixing plate 3, and the cutting disc 5 is fixedly connected to the output end of the one-way cylinder 4; the fixing device 6 includes a connecting rod 61, an elastic telescopic cylinder 62, clamping block 63, lower convex block 631, trapezoidal block 632, swing rod 633, semi-arc plate 634, connecting rod 61 is fixedly connected to the surface of the output end of the one-way cylinder 4, elastic telescopic cylinder 62 is fixedly connected to the surface of connecting rod 61, clamping block 63 is fixedly connected to the bottom of elastic telescopic cylinder 62, the pipeline is placed between the storage table 2 and the fixed plate 3, the one-way cylinder 4 is started, the one-way cylinder 4 drives the cutting disc 5 to move downward, and the one-way cylinder 4 also drives the connecting rod 61 to move, the connecting rod 61 drives the elastic telescopic cylinder 62 to move, and the elastic telescopic cylinder 62 is fixedly connected to the surface of the connecting rod 61. The shrink tube 62 will drive the clamping block 63 to move, and the clamping block 63 will fix the pipe. The lower protrusion 631 is slidably connected to the inner wall of the clamping block 63, and the trapezoidal block 632 is fixedly connected to the top of the lower protrusion 631. The swing rod 633 is rotatably connected to the inner wall of the clamping block 63 through a torsion spring. The semi-arc plate 634 is fixedly connected to the surface of the swing rod 633. The lower protrusion 631 at the bottom of the clamping block 63 contacts the pipe, and the lower protrusion 631 will slide on the inner wall of the clamping block 63. The clamping block 63 will drive the trapezoidal block 632 to move, and the trapezoidal block 632 will swing with the swing rods on both sides. The rod 633 contacts, and the swing rod 633 starts to rotate through the torsion spring. The swing rod 633 will drive the semi-arc plate 634 to move, and the semi-arc plate 634 will come out of the slide groove at the bottom of the clamping block 63. The semi-arc plate 634 contacts the pipeline to further fix the two sides of the pipeline, and the cutting disk 5 starts to cut the pipeline. The protective device 7 is arranged on the top of the workbench 1, and the collecting device 8 is arranged on both sides of the protective device 7; the top of the trapezoidal block 632 and the inner wall of the clamping block 63 are provided with springs, and the two sides of the trapezoidal block 632 are in contact with the end of the swing rod 633 away from the semi-arc plate 634.

[0019] The protective device 7 includes a protective plate 71, a protective cover 72, a protective base 73, a rotating shaft 74, a swing ring 75, a connecting plate 76, a cylinder base 77, a two-way cylinder 78 and a dustproof device. The protective plate 71 is fixedly connected to the top of the workbench 1, the protective base 73 is fixedly connected to the front and rear sides of the protective plate 71, the rotating shaft 74 is rotatably connected to the inner wall of the protective base 73, the protective cover 72 is fixedly connected to the surface of the rotating shaft 74, the swing ring 75 is installed at the front of the protective base 73, and the connecting plate 76 is installed at the bottom of the swing ring 75. The cylinder base 77 is fixedly connected to the top of the workbench 1, the two-way cylinder 78 is fixedly connected to the inner wall of the cylinder base 77, the cylinder base 77 is fixed on the workbench 1, the cylinder base 77 drives the two-way cylinder 78 to move, the two-way cylinder 78 drives the connecting plate 76 to slide, the connecting plate 76 drives the swing ring 75 to rotate, the swing ring 75 rotates on the protective base 73, and the swing ring 75 drives the rotating shaft 74 to rotate, the rotating shaft 74 drives the protective cover 72 to rotate, and the dustproof device includes an upper protrusion 781, an inclined block 782, and a vibration rod 783, vibration plate 784, upper protrusion 781 is slidably connected to the inner wall of protective cover 72, inclined block 782 is fixedly connected to the bottom of upper protrusion 781, vibration rod 783 is rotatably connected to the inner wall of protective cover 72 through torsion spring, vibration plate 784 is fixedly connected to the right side of vibration rod 783, protective cover 72 drives the top upper protrusion 781 to move, and the upper protrusion 781 contacts with protective plate 71 when rotating, and the upper protrusion 781 drives the inclined block 782 to slide, and the inclined block 782 slides on the inner wall of protective cover 72, and the inclined block 782 will contact with vibration rod 78 3 collision, the spring resets, the vibration rod 783 drives the vibration plate 784 to swing up and down, the vibration rod 783 knocks against the inner wall of the protective cover 72, and the dust under the protective cover 72 is shaken off, the bottom of the protective base 73 is fixedly connected to the top of the workbench 1, the surface of the rotating shaft 74 is fixedly connected to the inner wall of the swing ring 75, the output end of the two-way cylinder 78 is fixedly connected to the surface of the connecting plate 76, the bottom of the inclined block 782 and the inner wall of the protective cover 72 are provided with a spring, and the bottom of the vibration plate 784 and the inner wall of the protective cover 72 are in contact with each other.

[0020] In this embodiment, the machine tool is started, and the pipe is placed between the storage table 2 and the fixed plate 3, and the one-way cylinder 4 is started. The one-way cylinder 4 drives the cutting disk 5 to move downward, and at the same time, the one-way cylinder 4 also drives the connecting rod 61 to move, and the connecting rod 61 drives the elastic telescopic cylinder 62 to move, and the elastic telescopic cylinder 62 drives the clamping block 63 to move, and the clamping block 63 will fix the pipe, and the lower protrusion 631 at the bottom of the clamping block 63 will contact the pipe, and the lower protrusion 631 will slide on the inner wall of the clamping block 63, and the clamping block 63 will drive the trapezoidal block 632 to move, and the trapezoidal block 632 will contact the swing rods 633 on both sides, and the swing rod 633 starts to rotate through the torsion spring, and the swing rod 633 drives the semi-arc plate 634 to move, and the semi-arc plate 634 will come out of the slide groove at the bottom of the clamping block 63, and the semi-arc plate 634 contacts the pipe to further fix the two sides of the pipe, and the cutting disk 5 starts to cut the pipe.

[0021] During the cutting process, the cylinder base 77 is fixed on the workbench 1, and the cylinder base 77 drives the two-way cylinder 78 to move, and the two-way cylinder 78 drives the connecting plate 76 to slide, and the connecting plate 76 drives the swing ring 75 to rotate, and the swing ring 75 rotates on the protective base 73. At the same time, the swing ring 75 drives the rotating shaft 74 to rotate, and the rotating shaft 74 drives the protective cover 72 to rotate, and the protective cover 72 drives the top upper protrusion 781 to move, and the upper protrusion 781 contacts the protective plate 71 during rotation, and the upper protrusion 781 drives the inclined block 782 to slide, and the inclined block 782 slides on the inner wall of the protective cover 72, and the inclined block 782 will collide with the vibration rod 783, and the spring will reset, and the vibration rod 783 will drive the vibration plate 784 to swing up and down, and the vibration rod 783 will knock against the inner wall of the protective cover 72 to shake off the dust under the protective cover 72.

[0022] Example 2 Reference Figure 1 to Figure 8 , which is the second embodiment of the present invention, and this embodiment is different from the first embodiment in that: Compared with Example 1, further, the collecting device 8 includes an elastic plate 81, a pressing block 82, a cleaning rod 83, a storage groove 84 and a cleaning device. The elastic plate 81 is slidably connected to the inner wall of the protective plate 71, the pressing block 82 is fixedly connected to the top of the workbench 1, the cleaning rod 83 is rotatably connected to the top of the workbench 1 by a torsion spring, and the storage groove 84 is opened on the top of the workbench 1. Residues fall on the workbench 1, and the protective cover 72 rotates to contact the elastic plate 81. The elastic plate 81 is subjected to force and passes through the inner wall of the protective plate 71. The elastic plate 81 drives the cleaning rod 83 to move, and the pressing block 82 on the elastic plate 81 presses the elastic plate 81. The cleaning rod 83 drives the elastic plate 81 to rotate through the torsion spring, and the elastic plate 81 pushes the residues on the workbench 1 into the storage groove 84. The cleaning device includes a magnetic block 841, a fixed rod 842, and a scraper 843. The magnetic block 841 is slidably connected to The inner wall of the cleaning rod 83, the fixed rod 842 is fixedly connected to the top of the magnetic block 841, and the scraper 843 is fixedly connected to the left side of the fixed rod 842. When the two cleaning rods 83 are in contact, the magnetic block 841 inside will be driven to slide, and the magnetic block 841 will drive the fixed rod 842 to move, and the fixed rod 842 will drive the scraper 843 to move, and the spring will reset, and the scraper 843 will clean the dust on the cleaning rod 83, and the surface of the elastic plate 81 will contact the right side of the cleaning rod 83, and the surface of the elastic plate 81 will contact the inner wall of the pressing block 82, and the inner wall of the cleaning rod 83 is provided with a spring, and the two ends of the spring are fixedly connected to the rear part of the magnetic block 841 and the inner wall of the cleaning rod 83 respectively, the right side of the scraper 843 is slidably connected to the left side of the cleaning rod 83, the surface of the fixed rod 842 is slidably connected to the inner wall of the cleaning rod 83, and the surface of the elastic plate 81 is in contact with the top of the protective cover 72.

[0023] Working principle: after cutting, the residue falls on the workbench 1, and the protective cover 72 rotates to contact the elastic plate 81. The elastic plate 81 is subjected to force and passes through the inner wall of the protective plate 71, and the elastic plate 81 drives the cleaning rod 83 to move. The pressing block 82 on the elastic plate 81 presses the elastic plate 81, and the cleaning rod 83 drives the elastic plate 81 to rotate through the torsion spring. The elastic plate 81 pushes the residue on the workbench 1 into the storage groove 84. When the two cleaning rods 83 contact, the magnetic block 841 inside will slide, and the magnetic block 841 will drive the fixed rod 842 to move. The fixed rod 842 drives the scraper 843 to move, and the spring is reset, and the scraper 843 cleans the dust on the cleaning rod 83.

[0024] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should all be included in the scope of the claims of the present invention.

Claims

1. A welding and cutting device for plastic pipes, comprising a workbench (1), characterized in that: It also includes a cutting device, a fixing device (6), a protective device (7), and a collecting device (8); The cutting device comprises a storage table (2), a fixing plate (3), a one-way cylinder (4), and a cutting disc (5); the storage table (2) is fixedly connected to the top of the workbench (1); the fixing plate (3) is fixedly connected to the top of the workbench (1); the one-way cylinder (4) is fixedly connected to the front of the fixing plate (3); and the cutting disc (5) is fixedly connected to the output end of the one-way cylinder (4); The fixing device (6) comprises a connecting rod (61), an elastic telescopic cylinder (62), a clamping block (63), a lower protrusion (631), a trapezoidal block (632), a swing rod (633), and a semi-arc plate (634); the connecting rod (61) is fixedly connected to the surface of the output end of the one-way cylinder (4); the elastic telescopic cylinder (62) is fixedly connected to the surface of the connecting rod (61); the clamping block (63) is fixedly connected to the bottom of the elastic telescopic cylinder (62); the lower protrusion (631) is slidably connected to the inner wall of the clamping block (63); the trapezoidal block (632) is fixedly connected to the top of the lower protrusion (631); the swing rod (633) is rotationally connected to the inner wall of the clamping block (63) via a torsion spring; and the semi-arc plate (634) is fixedly connected to the surface of the swing rod (633); The protective device (7) is arranged on the top of the workbench (1), and the collecting device (8) is arranged on both sides of the protective device (7).

2. A welding and cutting device for plastic pipes according to claim 1, characterized in that: Springs are provided on the top of the trapezoidal block (632) and the inner wall of the clamping block (63), and both sides of the trapezoidal block (632) are in contact with an end of the swing rod (633) away from the semi-arc plate (634).

3. A welding and cutting device for plastic pipes according to claim 2, characterized in that: The protective device (7) comprises a protective plate (71), a protective cover (72), a protective base (73), a rotating shaft (74), a swing ring (75), a connecting plate (76), a cylinder base (77), a bidirectional cylinder (78) and a dustproof device. The protective plate (71) is fixedly connected to the top of the workbench (1), the protective base (73) is fixedly connected to the front and rear sides of the protective plate (71), the rotating shaft (74) is rotatably connected to the inner wall of the protective base (73), the protective cover (72) is fixedly connected to the surface of the rotating shaft (74), the swing ring (75) is installed at the front of the protective base (73), the connecting plate (76) is installed at the bottom of the swing ring (75), the cylinder base (77) is fixedly connected to the top of the workbench (1), and the bidirectional cylinder (78) is fixedly connected to the inner wall of the cylinder base (77).

4. A welding and cutting device for plastic pipes according to claim 3, characterized in that: The dustproof device comprises an upper protrusion (781), an inclined block (782), a vibration rod (783), and a vibration plate (784); the upper protrusion (781) is slidably connected to the inner wall of the protective cover (72); the inclined block (782) is fixedly connected to the bottom of the upper protrusion (781); the vibration rod (783) is rotationally connected to the inner wall of the protective cover (72) via a torsion spring; and the vibration plate (784) is fixedly connected to the right side of the vibration rod (783).

5. A welding and cutting device for plastic pipes according to claim 4, characterized in that: The bottom of the protective base (73) is fixedly connected to the top of the workbench (1), the surface of the rotating shaft (74) is fixedly connected to the inner wall of the swing ring (75), the output end of the bidirectional cylinder (78) is fixedly connected to the surface of the connecting plate (76), the bottom of the inclined block (782) and the inner wall of the protective cover (72) are provided with a spring, and the bottom of the vibration plate (784) and the inner wall of the protective cover (72) are in contact with each other.

6. A welding and cutting device for plastic pipes according to claim 5, characterized in that: The collecting device (8) comprises an elastic plate (81), a pressing block (82), a cleaning rod (83), a receiving groove (84) and a cleaning device, wherein the elastic plate (81) is slidably connected to the inner wall of the protective plate (71), the pressing block (82) is fixedly connected to the top of the workbench (1), the cleaning rod (83) is rotatably connected to the top of the workbench (1) via a torsion spring, and the receiving groove (84) is opened on the top of the workbench (1).

7. A welding and cutting device for plastic pipes according to claim 6, characterized in that: The cleaning device comprises a magnetic block (841), a fixed rod (842), and a scraper (843); the magnetic block (841) is slidably connected to the inner wall of the cleaning rod (83); the fixed rod (842) is fixedly connected to the top of the magnetic block (841); and the scraper (843) is fixedly connected to the left side of the fixed rod (842).

8. The welding and cutting equipment for plastic pipes according to claim 7, characterized in that: The surface of the elastic plate (81) contacts the right side of the cleaning rod (83), and the surface of the elastic plate (81) contacts the inner wall of the pressing block (82). The inner wall of the cleaning rod (83) is provided with a spring, and the two ends of the spring are respectively fixedly connected to the rear of the magnetic block (841) and the inner wall of the cleaning rod (83).

9. A welding and cutting device for plastic pipes according to claim 8, characterized in that: The right side of the scraper (843) is slidably connected to the left side of the cleaning rod (83), the surface of the fixing rod (842) is slidably connected to the inner wall of the cleaning rod (83), and the surface of the elastic plate (81) is in contact with the top of the protective cover (72).

10. A processing method for welding and cutting equipment for plastic pipes according to claim 9, characterized in that: The following steps are involved: Step 1: Start the machine tool and place the pipe between the storage table (2) and the fixing plate (3); Step 2: Start the one-way cylinder (4), which drives the cutting disc (5) to move downward, and at the same time drives the connecting rod (61) to move; Step 3: The connecting rod (61) drives the elastic telescopic tube (62) to move, and the elastic telescopic tube (62) drives the clamping block (63) to move, and the clamping block (63) fixes the pipeline, and the lower protrusion (631) at the bottom of the clamping block (63) contacts the pipeline; Step 4: The lower protrusion (631) slides on the inner wall of the clamping block (63), the clamping block (63) drives the trapezoidal block (632) to move, the trapezoidal block (632) contacts the swing rods (633) on both sides, and the swing rods (633) start to rotate through the torsion spring; Step 5: The swing rod (633) drives the semi-arc plate (634) to move, and the semi-arc plate (634) comes out of the slide groove at the bottom of the clamping block (63). The semi-arc plate (634) contacts the pipe to further fix the two sides of the pipe, and the cutting disc (5) starts to cut the pipe.

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