Pipe threading machine

Abstract

The present invention discloses a pipe threading machine comprising one or more feed mechanisms, an assembly mechanism, and a discharge mechanism; the feed mechanisms and discharge mechanisms are all mounted on one side of the assembly mechanism; the discharge ends of the feed mechanisms are connected to the assembly mechanism, while the feed ends of the discharge mechanisms are connected to the assembly mechanism. Because the feed mechanisms mounted on one side of the assembly mechanism can cut water pipes and deliver them to the assembly mechanism, the assembly mechanism can insert the water pipes into a nozzle fixed to the assembly mechanism, completing the entire assembly process automatically.

Description

Technical Field

[0001] The invention relates to a bidet production device, in particular to a pipe threading machine. Background Art

[0002] A bidet is a device that has the function of flushing the lower body of the human body and can be used as a toilet seat and is used in conjunction with a toilet. Figure 1A As shown, the first nozzle 10 and the second nozzle 20 in the bidet need to be connected with the water pipe 30 when assembled. The traditional method of connecting the water pipe 30 is to manually connect the water pipe 30 to the first nozzle 10 and the second nozzle 20, which has low production efficiency. Summary of the Invention

[0003] The object of the present invention is to provide a pipe threading machine with a high degree of automation.

[0004] To achieve the above objectives, the technical solution of the present invention is:

[0005] The present invention is a pipe threading machine, comprising one or more feeding mechanisms, an assembly mechanism, and a blanking mechanism; the one or more feeding mechanisms and the blanking mechanism are all installed on one side of the assembly mechanism; the discharge end of the one or more feeding mechanisms is connected to the assembly mechanism, and the feeding end of the blanking mechanism is connected to the assembly mechanism;

[0006] The feeding mechanism includes a feeding frame, a feeding roller mechanism, a tensioning mechanism, a guiding mechanism, a cutting mechanism, a pulling mechanism, and a bending mechanism; the feeding roller mechanism is installed on the upper part of the feeding frame, the tensioning mechanism, the guiding mechanism, the cutting mechanism, and the pulling mechanism are sequentially installed on the feeding frame, the tensioning mechanism is installed on the outer side of the feeding frame, the pulling mechanism is installed on the inner side of the feeding frame and connected with the assembly mechanism, the bending mechanism is installed on the feeding frame and is located on one side of the pulling mechanism, and the pulling mechanism is connected with the bending mechanism;

[0007] The tensioning mechanism includes a tensioning frame, a tensioning wheel, a guide rod, and a tensioning block; the tensioning frame is fixed to the outside of the feed frame, the tensioning wheel is rotatably mounted on the tensioning frame, the guide rod is vertically fixed to the tensioning frame, the tensioning block is movably sleeved on the guide rod, and a tensioning wheel is provided in the middle of the tensioning block;

[0008] The feeding roller mechanism includes a roller frame, a roller motor, a roller shaft, and a roller; the lower end of the roller frame is vertically fixed to the feed frame, the roller motor is installed on the upper part of the feed frame, the output shaft of the roller motor is connected to the roller shaft, and the roller is movably sleeved on the roller shaft;

[0009] The guide mechanism includes a guide platform, one or more tension mechanisms, and one or more guide rollers; the guide platform is mounted on the feed frame, and the one or more tension mechanisms and one or more guide rollers are mounted on the guide platform;

[0010] The tension mechanism includes a tension seat, a tension swing rod, a tension wheel, and a tension spring; the tension seat is fixed on the guide platform, the inner end of the tension swing rod is movably mounted on the tension seat, the tension wheel is rotatably mounted on the outer end of the tension swing rod, and the two ends of the tension spring are respectively connected to the outer ends of the tension seat and the tension swing rod;

[0011] The cutting mechanism includes a cutting frame, a cutting guide rail, a cutting cylinder, a pneumatic scissors, and a cutting slide; the cutting frame is installed on the feed frame, the cutting guide rail is installed on the cutting frame, the cylinder body of the cutting cylinder is fixed on the cutting frame, the piston rod end of the cutting cylinder is connected to the cutting slide, the cutting slide is slidably connected to the cutting guide rail, and the pneumatic scissors are installed on the cutting slide.

[0012] The material pulling mechanism includes a material pulling module and a material pulling clamp; the material pulling module is installed on the feed frame, the material pulling clamp is installed on the slider of the material pulling module, and the material pulling clamp is connected to the bending mechanism;

[0013] The bending mechanism includes a bending frame, a bending module, a bending seat, a bending lifting cylinder, a rotating cylinder seat, a bending rotating cylinder, a rotating arm, a bending movable clamp, a bending fixed clamp, a bending positioning cylinder, a bending positioning rod, and a bending positioning seat; the lower end of the bending frame is vertically fixed to the feed frame, the bending module is installed at the upper end of the bending frame, the bending seat is installed on the slider of the bending module, the cylinder body of the bending lifting cylinder is fixed on the bending seat, and the piston rod end of the bending lifting cylinder is downwardly connected to the rotating The cylinder seat is connected, the cylinder body of the bending material rotating cylinder is fixed on the rotating cylinder seat, the inner end of the rotating arm is connected to the piston rod of the bending material rotating cylinder, the outer end of the rotating arm is connected to the bending material movable clamp, and the bending material fixed clamp is fixed on the rotating cylinder seat; the cylinder body of the bending material positioning cylinder is fixed on the rotating cylinder seat, the rod end of the piston rod of the bending material positioning cylinder is connected to the bending material positioning seat, the upper end of the bending material positioning rod 1711 is connected to the bending material positioning seat, and the lower end of the bending material positioning rod extends to the insertion mechanism on the assembly mechanism.

[0014] The assembly mechanism includes a turntable frame, a tube insertion mechanism, a turntable, a plurality of assembly seats, and two pressing mechanisms; the tube insertion mechanism is mounted on the turntable frame and connected with the tube insertion mechanism and the bending mechanism; the turntable is rotatably mounted on the turntable frame; the plurality of assembly seats are equidistantly and spaced apart and mounted on the outer edge of the turntable; the two pressing mechanisms are both mounted on the turntable frame and located below the outer edge of the turntable for pushing up the assembly seats;

[0015] The pipe insertion mechanism includes a pipe insertion lifting cylinder, a lifting cylinder frame, and two sets of insertion mechanisms; the pipe insertion lifting cylinder is fixed to the turntable frame, the piston rod end of the pipe insertion lifting cylinder is connected to the bottom of the lifting cylinder frame, the lifting cylinder frame is movably sleeved on the turntable frame, and the two sets of insertion mechanisms are installed on the top surface of the lifting cylinder frame, the two sets of insertion mechanisms are adjacent to each other, and the inner ends of the two sets of insertion mechanisms extend toward the assembly seat;

[0016] The penetration mechanism includes a penetration cylinder and a penetration clamping claw; the cylinder body of the penetration cylinder is fixed on the lifting cylinder frame, and the rod end of the piston rod of the penetration cylinder is connected to the penetration clamping claw;

[0017] The assembly base includes an assembly base, one or more assembly slots, one or more pressure plates, a lifting pressure rod, and a pressure rod spring; the assembly base is mounted on the outer edge of the turntable, the one or more assembly slots are mounted on the top surface of the assembly base, one side of the one or more pressure plates is fixed to the lifting pressure rod, and the other side of the pressure plate is located directly above the assembly slot for pressing the workpiece placed in the assembly slot, the pressure rod spring is sleeved on the lower part of the lifting pressure rod, and the two ends of the pressure rod spring respectively rest against the countersunk head of the lifting pressure rod and the bottom surface of the turntable;

[0018] The pressing mechanism includes a pressing cylinder and a top plate; the cylinder body of the pressing cylinder is fixed on the turntable frame, the end of the piston rod of the pressing cylinder is connected to the top plate, and the top plate can be pressed against the lower end of the lifting rod of the assembly seat;

[0019] The unloading mechanism includes an unloading frame, an unloading translation cylinder, an unloading guide rail, an unloading slider, an unloading lifting cylinder, an unloading claw seat, and an unloading claw; the lower end of the unloading frame is fixed on the turntable frame of the assembly mechanism, the unloading translation cylinder is installed on the upper part of the unloading frame, the piston rod end of the unloading translation cylinder is connected to the unloading slider, the unloading slider is slidably connected to the unloading guide rail, the unloading guide rail is fixed to the upper part of the unloading frame, the cylinder body of the unloading lifting cylinder is installed on the unloading slider, the piston rod end of the unloading lifting cylinder is connected to the top surface of the unloading claw seat, and the unloading claw is installed on the bottom surface of the unloading claw seat.

[0020] After adopting the above scheme, since the present invention includes a feeding mechanism, an assembly mechanism, and a unloading mechanism, the feeding mechanism installed on one side of the assembly mechanism can cut the water pipe and send it to the assembly mechanism, and the assembly mechanism can insert the water pipe into the nozzle fixed on the assembly mechanism, and the entire assembly process is automatically completed.

[0021] The present invention will be further described below with reference to the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1A It is an axonometric drawing of the product;

[0023] Figure 1 is an axonometric drawing of the present invention;

[0024] Figure 2 It is a forward isometric view of the feeding mechanism of the present invention;

[0025] Figure 3 It is a rear axonometric view of the feeding mechanism of the present invention;

[0026] Figure 4 It is an axonometric view of the bending mechanism of the present invention;

[0027] Figure 5 is a top axonometric view of the assembly mechanism of the present invention;

[0028] Figure 5A It is a front isometric view of the assembly mechanism of the present invention;

[0029] Figure 6 It is a front axonometric view of the blanking mechanism of the present invention;

[0030] Figure 6A It is a top axonometric view of the blanking mechanism of the present invention. DETAILED DESCRIPTION

[0031] like Figure 1 As shown, the present invention is a pipe threading machine, which includes two sets of feeding mechanisms 1, an assembling mechanism 2, and a blanking mechanism 3.

[0032] The two groups of feeding mechanisms 1 and blanking mechanisms 3 are both installed on one side of the assembly mechanism 2 , the discharging ends of the two groups of feeding mechanisms 1 are connected to the assembly mechanism 2 , and the feeding end of the blanking mechanism 3 is connected to the assembly mechanism 2 .

[0033] like Figure 2 、 Figure 3 As shown, the feeding mechanism 1 includes a feeding frame 11, a feeding roller mechanism 12, a tensioning mechanism 13, a guiding mechanism 14, a cutting mechanism 15, a pulling mechanism 16, and a bending mechanism 17; the feeding roller mechanism 12 is installed on the upper part of the feeding frame 11, and the tensioning mechanism 13, the guiding mechanism 14, the cutting mechanism 15, and the pulling mechanism 16 are installed on the feeding frame 11 in sequence, the tensioning mechanism 13 is installed on the outside of the feeding frame 11, the pulling mechanism 16 is installed on the inside of the feeding frame 11 and is connected with the assembly mechanism 2, and the bending mechanism 17 is installed on the feeding frame 11 and is located on one side of the pulling mechanism 16, and the pulling mechanism 16 is connected with the bending mechanism 17.

[0034] The tensioning mechanism 13 includes a tensioning frame 131, a tensioning wheel 132, a guide rod 133, and a tensioning block 134; the tensioning frame 131 is fixed to the outside of the feed frame 11, the tensioning wheel 132 is rotatably installed on the tensioning frame 131, the guide rod 133 is vertically fixed on the tensioning frame 131, the tensioning block 134 is movably sleeved on the guide rod 133, and a tensioning wheel 1341 is provided in the middle of the tensioning block 134.

[0035] The feeding roller mechanism 12 includes a roller frame 121, a roller motor 122, a roller shaft 123, and a roller 124; the lower end of the roller frame 121 is vertically fixed on the feed frame 11, the roller motor 122 is installed on the upper part of the feed frame 11, the output shaft of the roller motor 122 is connected to the roller shaft 123, and the roller 124 is movably sleeved on the roller shaft 123.

[0036] The guide mechanism 14 includes a guide platform 141 , two sets of tension mechanisms 142 , and two sets of guide rollers 143 ; the guide platform 141 is mounted on the feed frame 11 , and the two sets of tension mechanisms 142 and the two sets of guide rollers 143 are both mounted on the guide platform 141 .

[0037] The tension mechanism 142 includes a tension seat 1421, a tension rocker 1422, a tension wheel 1423, and a tension spring 1424; the tension seat 1421 is fixed on the guide platform 141, the inner end of the tension rocker 1422 is movably mounted on the tension seat 1421, the tension wheel 1423 is rotatably mounted on the outer end of the tension rocker 1422, and the two ends of the tension spring 1424 are respectively connected to the outer ends of the tension seat 1421 and the tension rocker 1422.

[0038] The cutting mechanism 15 includes a cutting frame 151, a cutting guide rail 152, a cutting cylinder 153, a pneumatic scissors 154, and a cutting slide 155; the cutting frame 151 is installed on the feeding frame 11, the cutting guide rail 152 is installed on the cutting frame 151, the cylinder body of the cutting cylinder 153 is fixed on the cutting frame 151, the piston rod end of the cutting cylinder 153 is connected to the cutting slide 155, the cutting slide 155 is slidably connected to the cutting guide rail 152, and the pneumatic scissors 154 are installed on the cutting slide 155.

[0039] The material pulling mechanism 16 includes a material pulling module 161 and a material pulling clamp 162; the material pulling module 161 is installed on the feed frame 11, and the material pulling clamp 162 is installed on the slider of the material pulling module 161. The material pulling clamp 162 is connected with the bending movable clamp 178 and the bending fixed clamp 179 on the bending mechanism 17;

[0040] like Figure 4As shown, the bending mechanism 17 includes a bending frame 171, a bending module 172, a bending seat 173, a bending lifting cylinder 174, a rotating cylinder seat 175, a bending rotating cylinder 176, a rotating arm 177, a bending movable clamp 178, a bending fixed clamp 179, a bending positioning cylinder 1710, a bending positioning rod 1711, a bending positioning seat 1712, and a cantilever 1713; the lower end of the bending frame 171 is vertically fixed to the feed frame 11, the bending module 172 is installed at the upper end of the bending frame 171, the bending seat 173 is installed on the slider of the bending module 172, the cylinder body of the bending lifting cylinder 174 is fixed on the bending seat 173, and the piston of the bending lifting cylinder 174 is fixed. The rod end is connected downward to the rotating cylinder seat 175, the cylinder body of the bending material rotating cylinder 176 is fixed on the rotating cylinder seat 175, the inner end of the rotating arm 177 is connected to the piston rod of the bending material rotating cylinder 176, the outer end of the rotating arm 177 is connected to the bending material movable clamp 178, and the bending material fixed clamp 17 is fixed on the rotating cylinder seat 175; the cylinder body of the bending material positioning cylinder 1710 is fixed on the rotating cylinder seat 175 through the cantilever 1713, the piston rod end of the bending material positioning cylinder 1710 is connected to the bending material positioning seat 1712, the upper end of the bending material positioning rod 1711 is connected to the bending material positioning seat 1712, and the lower end of the bending material positioning rod 1711 extends to the insertion mechanism 22 on the assembly mechanism 2.

[0041] like Figure 5 、 Figure 5A As shown, the assembly mechanism 2 includes a turntable frame 21, an insertion mechanism 22, a turntable 23, a plurality of assembly seats 24, and two pressing mechanisms 25; the insertion mechanism 22 is installed on the turntable frame 21 and is connected with the insertion mechanism 22 and the bending mechanism 17, the turntable 23 is rotatably installed on the turntable frame 21, and a plurality of assembly seats 24 are equidistant and spaced apart and installed on the outer edge of the turntable 23, and the two pressing mechanisms 25 are both installed on the turntable frame 21 and located below the outer edge of the turntable 23, and are used to push up the assembly seats 24; one pressing mechanism 25 is used for loading, and the other pressing mechanism 25 is used for unloading.

[0042] The intubation mechanism 22 includes an intubation lifting cylinder 221, a lifting cylinder frame 222, and two sets of insertion mechanisms 223; the intubation lifting cylinder 221 is fixed on the turntable frame 21, the piston rod end of the intubation lifting cylinder 221 is connected to the bottom of the lifting cylinder frame 222, the lifting cylinder frame 222 is movably sleeved on the turntable frame 21, and the two sets of insertion mechanisms 223 are installed on the top surface of the lifting cylinder frame 222. The two sets of insertion mechanisms 223 are adjacent to each other and the inner ends of the two sets of insertion mechanisms 223 extend toward the assembly seat 24.

[0043] The penetration mechanism 223 includes a penetration cylinder 2231 and a penetration clamp 2232 ; the cylinder body of the penetration cylinder 2231 is fixed on the lifting cylinder frame 222 , and the end of the piston rod of the penetration cylinder 2231 is connected to the penetration clamp 2232 .

[0044] The assembly seat 24 includes an assembly base 241, two assembly grooves 242, two pressure plates 243, a lifting pressure rod 244, and a pressure rod spring 245; the assembly base 241 is installed on the outer edge of the turntable 23, the two assembly grooves 242 are installed on the top surface of the assembly base 241, one side of the two pressure plates 243 is fixed on the lifting pressure rod 244, and the other side of the pressure plate 243 is located directly above the assembly groove 242, which is used to press the workpiece placed in the assembly groove 242, and the pressure rod spring 245 is sleeved on the lower part of the lifting pressure rod 244 and the two ends of the pressure rod spring 245 are respectively against the countersunk head of the lifting pressure rod 244 and the bottom surface of the turntable 23. During production, at the loading station, the pressing mechanism 25 pushes up the lifting and lowering pressure rods 244, raising the pressure plate 243, and placing the first and second nozzle heads 10, 20 in the two assembly slots 242. The pressing mechanism 25 then returns to its original position, and the pressure plate 243, under the action of the pressure rod spring 245, presses the first and second nozzle heads 10, 20. At the unloading station, the pressing mechanism 25 pushes up the lifting and lowering pressure rods 244, raising the pressure plate 243, and releasing the first and second nozzle heads 10, 20 from the two assembly slots 242.

[0045] The pressing mechanism 25 includes a pressing cylinder 251 and a top plate 252; the cylinder body of the pressing cylinder 251 is fixed on the turntable frame 21, the piston rod end of the pressing cylinder 251 is connected to the top plate 252, and the top plate 252 can be pressed against the lower end of the lifting and lowering pressure rod 244 of the assembly seat 24.

[0046] like Figure 6 、 Figure 6A As shown, the unloading mechanism 3 includes an unloading frame 31, an unloading translation cylinder 32, an unloading guide rail 33, an unloading slider 34, an unloading lifting cylinder 35, an unloading claw seat 36, and two unloading claws 37; the lower end of the unloading frame 31 is fixed on the turntable frame 21 of the assembly mechanism 2, the unloading translation cylinder 32 is installed on the upper part of the unloading frame 31, the piston rod end of the unloading translation cylinder 32 is connected to the unloading slider 34, the unloading slider 34 is slidably connected to the unloading guide rail 33, and the unloading guide rail 33 is fixed to the upper part of the unloading frame 31, the cylinder body of the unloading lifting cylinder 35 is installed on the unloading slider 34, the piston rod end of the unloading lifting cylinder 35 is connected to the top surface of the unloading claw seat 36, the upper ends of the two unloading claws 37 are both installed on the bottom surface of the unloading claw seat 36, and the lower ends of the two unloading claws 37 extend toward the turntable 23.

[0047] Working principle of the present invention:

[0048] like Figure 1A、 Figures 1-6 As shown, the first nozzle 10 and the second nozzle 20 are manually placed on the assembly seat 24 of the assembly mechanism 2. At the same time, the pulling mechanism 16 in the first group of feeding mechanisms 1 pulls the water pipe 30 to the required length, the cutting mechanism 15 cuts the water pipe 30, the bending mechanism 17 clamps the water pipe 30 and bends the water pipe 30 and then sends it to the insertion mechanism 22 in the assembly mechanism 2. The insertion mechanism 22 inserts the two ends of the bent water pipe 30 into the first nozzle 10 and the second nozzle 20 placed on the assembly seat 24 to complete the assembly of the first water pipe 30; the turntable 23 rotates, and the first nozzle 10 and the second nozzle 20 equipped with the first water pipe 30 are sent to the second assembly station, and the second group of feeding mechanisms 1 completes the assembly of the second water pipe 30 with the first nozzle 10 and the second nozzle 20; the turntable 23 rotates to the unloading station, and the unloading mechanism 3 unloads the finished product.

[0049] The above description is merely a preferred embodiment of the present invention and therefore cannot be used to limit the scope of the present invention. In other words, equivalent changes and modifications made according to the scope of the patent application and the contents of the specification should still fall within the scope of the patent of the present invention.

Claims

1. A pipe threading machine, characterized in that: It includes one or more feeding mechanisms, an assembly mechanism, and a blanking mechanism; the one or more feeding mechanisms and blanking mechanisms are all installed on one side of the assembly mechanism; the discharge end of the one or more feeding mechanisms is connected to the assembly mechanism, and the feeding end of the blanking mechanism is connected to the assembly mechanism; The feeding mechanism includes a feeding frame, a feeding roller mechanism, a tensioning mechanism, a guiding mechanism, a cutting mechanism, a pulling mechanism, and a bending mechanism; the feeding roller mechanism is installed on the upper part of the feeding frame, the tensioning mechanism, the guiding mechanism, the cutting mechanism, and the pulling mechanism are sequentially installed on the feeding frame, the tensioning mechanism is installed on the outer side of the feeding frame, the pulling mechanism is installed on the inner side of the feeding frame and connected with the assembly mechanism, the bending mechanism is installed on the feeding frame and is located on one side of the pulling mechanism, and the pulling mechanism is connected with the bending mechanism; The assembly mechanism includes a turntable frame, a tube insertion mechanism, a turntable, a plurality of assembly seats, and two pressing mechanisms; the tube insertion mechanism is mounted on the turntable frame and connected with the tube insertion mechanism and the bending mechanism; the turntable is rotatably mounted on the turntable frame; the plurality of assembly seats are equidistantly and spaced apart and mounted on the outer edge of the turntable; the two pressing mechanisms are both mounted on the turntable frame and located below the outer edge of the turntable for pushing up the assembly seats; The pipe insertion mechanism includes a pipe insertion lifting cylinder, a lifting cylinder frame, and two sets of insertion mechanisms; the pipe insertion lifting cylinder is fixed to the turntable frame, the piston rod end of the pipe insertion lifting cylinder is connected to the bottom of the lifting cylinder frame, the lifting cylinder frame is movably sleeved on the turntable frame, and the two sets of insertion mechanisms are installed on the top surface of the lifting cylinder frame, the two sets of insertion mechanisms are adjacent to each other, and the inner ends of the two sets of insertion mechanisms extend toward the assembly seat; The assembly seat includes an assembly base, one or more assembly slots, one or more pressure plates, a lifting pressure rod, and a pressure rod spring; the assembly base is installed on the outer edge of the turntable, the one or more assembly slots are installed on the top surface of the assembly base, one side of the one or more pressure plates is fixed on the lifting pressure rod, and the other side of the pressure plate is located directly above the assembly slot for pressing the workpiece placed in the assembly slot, the pressure rod spring is sleeved on the lower part of the lifting pressure rod, and the two ends of the pressure rod spring respectively rest on the countersunk head of the lifting pressure rod and the bottom surface of the turntable.

2. The pipe threading machine according to claim 1, characterized in that: The tensioning mechanism includes a tensioning frame, a tensioning wheel, a guide rod, and a tensioning block; the tensioning frame is fixed to the outside of the feed frame, the tensioning wheel is rotatably installed on the tensioning frame, the guide rod is vertically fixed to the tensioning frame, the tensioning block is movably sleeved on the guide rod, and a tensioning wheel is provided in the middle of the tensioning block; the feeding roller mechanism includes a roller frame, a roller motor, a roller shaft, and a roller; the lower end of the roller frame is vertically fixed to the feed frame, the roller motor is installed on the upper part of the feed frame, the output shaft of the roller motor is connected to the roller shaft, and the roller is movably sleeved on the roller shaft.

3. The pipe threading machine according to claim 1, characterized in that: The guide mechanism includes a guide platform, one or more tension mechanisms, and one or more guide rollers; the guide platform is installed on the feed frame, and one or more tension mechanisms and one or more guide rollers are all installed on the guide platform; the tension mechanism includes a tension seat, a tension rocker, a tension wheel, and a tension spring; the tension seat is fixed on the guide platform, the inner end of the tension rocker is movably installed on the tension seat, the tension wheel is rotatably installed on the outer end of the tension rocker, and the two ends of the tension spring are respectively connected to the outer ends of the tension seat and the tension rocker.

4. The pipe threading machine according to claim 1, characterized in that: The cutting mechanism includes a cutting frame, a cutting guide rail, a cutting cylinder, a pneumatic scissors, and a cutting slide; the cutting frame is installed on the feeding frame, the cutting guide rail is installed on the cutting frame, the cylinder body of the cutting cylinder is fixed on the cutting frame, the piston rod end of the cutting cylinder is connected to the cutting slide, the cutting slide is slid on the cutting guide rail, and the pneumatic scissors are installed on the cutting slide; the pulling mechanism includes a pulling module and a pulling clamp; the pulling module is installed on the feeding frame, the pulling clamp is installed on the slider of the pulling module, and the pulling clamp is connected to the bending mechanism.

5. The pipe threading machine according to claim 1, characterized in that: The bending mechanism includes a bending frame, a bending module, a bending seat, a bending lifting cylinder, a rotating cylinder seat, a bending rotating cylinder, a rotating arm, a bending movable clamp, a bending fixed clamp, a bending positioning cylinder, a bending positioning rod, and a bending positioning seat; the lower end of the bending frame is vertically fixed to the feeding frame, the bending module is installed at the upper end of the bending frame, the bending seat is installed on the slider of the bending module, the cylinder body of the bending lifting cylinder is fixed on the bending seat, and the piston rod end of the bending lifting cylinder is downwardly connected to the feeding frame. The rotating cylinder seat is connected, the cylinder body of the bending material rotating cylinder is fixed on the rotating cylinder seat, the inner end of the rotating arm is connected to the piston rod of the bending material rotating cylinder, the outer end of the rotating arm is connected to the bending material movable clamp, and the bending material fixed clamp is fixed on the rotating cylinder seat; the cylinder body of the bending material positioning cylinder is fixed on the rotating cylinder seat, the rod end of the piston rod of the bending material positioning cylinder is connected to the bending material positioning seat, the upper end of the bending material positioning rod is connected to the bending material positioning seat, and the lower end of the bending material positioning rod extends to the insertion mechanism on the assembly mechanism.

6. The pipe threading machine according to claim 1, characterized in that: The penetration mechanism includes a penetration cylinder and a penetration clamp; the cylinder body of the penetration cylinder is fixed on the lifting cylinder frame, and the rod end of the piston rod of the penetration cylinder is connected to the penetration clamp; the pressing mechanism includes a pressing cylinder and a top plate; the cylinder body of the pressing cylinder is fixed on the turntable frame, and the rod end of the piston rod of the pressing cylinder is connected to the top plate, and the top plate can be pressed against the lower end of the lifting pressure rod of the assembly seat.

7. The pipe threading machine according to claim 1, characterized in that: The unloading mechanism includes an unloading frame, an unloading translation cylinder, an unloading guide rail, an unloading slider, an unloading lifting cylinder, an unloading claw seat, and an unloading claw; the lower end of the unloading frame is fixed on the turntable frame of the assembly mechanism, the unloading translation cylinder is installed on the upper part of the unloading frame, the piston rod end of the unloading translation cylinder is connected to the unloading slider, the unloading slider is slidably connected to the unloading guide rail, the unloading guide rail is fixed to the upper part of the unloading frame, the cylinder body of the unloading lifting cylinder is installed on the unloading slider, the piston rod end of the unloading lifting cylinder is connected to the top surface of the unloading claw seat, and the unloading claw is installed on the bottom surface of the unloading claw seat.

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