A high-precision cutting device for producing electrical casing and a method of using the same

Abstract

The present invention discloses a cutting device for producing electrical sleeves with high precision and a method for using the same, and relates to the technical field of electrical sleeve processing, including a processing seat, a feed cavity and a precision detection frame, wherein the precision detection frame is installed on the top of the cutting table, and a detection port is provided through the outer center position of the precision detection frame, and a movable abutment plate is movably installed on the inner side of the detection port, and a contact sensor is installed on the outer side of the movable abutment plate. The present invention arranges a cutting detection component on the top of the cutting table, and after the outer end of the electrical sleeve contacts the contact sensor, the limit release telescopic rod works to release the shielding of the electrical sleeve by the movable abutment plate, and the feeding motor runs to make the outer end of the electrical sleeve pass through the detection port and move toward the cutting machine, and the distance sensor one detects the horizontal movement distance of the lifting seat, and the distance sensor two detects the horizontal movement distance of the outer end of the electrical sleeve, thereby preventing the sleeve cutting specification from deviating and ensuring the accuracy of the feeding length of the electrical sleeve.

Description

Technical Field

[0001] The invention relates to the technical field of electrical casing processing, in particular to a cutting device for producing electrical casing with high precision and a use method thereof. Background Art

[0002] Electrical conduit is a protective tool used for protecting wire circuits and separating wire harnesses. It is mainly used for insulation, protection and fixation of cables and wire harnesses in the electrical field to avoid short circuits in wires and cables. Electrical conduit can extend the service life of cables. Electrical conduit can be divided into multiple types according to different materials, specifications and uses. It can be used for wiring in various situations such as indoors, outdoors, underground and at high altitudes. Common types of electrical conduits include metal conduits, PVC conduits, plastic conduits, etc. After the production of electrical conduits is completed, a cutting device is required to cut the conduit.

[0003] The defects in the production of electrical casing in the prior art are: 1. Patent document CN212551980U discloses a cutting device for processing lithium-ion battery casings, "including a frame, a control board is installed on one side of the bottom of the frame, a PLC controller is installed inside the control board, a feeding assembly is installed on one side of the top of the frame, a cutting assembly is installed on the other side of the top of the frame, the control board is electrically connected to the feeding assembly and the cutting assembly, the feeding assembly includes a frame, a lower wheel frame, a lower driving wheel, an upper driving wheel, a reduction motor, an upper wheel frame, a slide plate, a speed sensor, a first cylinder seat and a first telescopic cylinder, the frame is fixed on one side of the top of the frame, and the bottom inner wall of the frame is connected to the lower driving wheel on both sides through the lower wheel frame. The utility model has a novel structure and an ingenious conception, which is convenient for accurately controlling the feeding length of the lithium-ion battery casing, so that the cutting length of the lithium-ion battery casing can be accurately controlled, and the convenience of use is effectively improved. "The cutting device measures the speed of the upper driving wheel through the speed sensor to achieve control of the casing feeding length. The unilateral measurement cannot guarantee the accuracy of the casing feeding length, and the casing cutting specifications are prone to deviations.

[0004] 2. Patent document US7090019B2 discloses a casing cutter, "the casing cutting tool includes a casing clamp; a rotary cutter drive assembly; a rotary cutter; a rotary fluid joint, the rotary fluid joint allows a large amount of water to be supplied to the rotary cutting assembly below the drive motor for the purpose of extending the cutting blade; and a third-party casing hanger removal tool, wherein the casing cutting drive assembly forms an interface between a third-party rotary casing cutter, existing subsea casing and a work-level ROV." The casing cutter cannot limit the two ends of the casing when cutting the casing. The outer end of the casing is prone to warping during the cutting process, which reduces the cutting quality of the casing port.

[0005] 3. Patent document JP2021169120A discloses a coil tube end cutting mechanism, "including a gas delivery sleeve, a control device is arranged on the outside of the gas delivery sleeve, an acetylene delivery device is arranged in the control device, a cutting fixing device is arranged on the gas delivery sleeve, and a rotary acetylene cutting device includes a rotary cutting disk installed at one end of the gas delivery sleeve, a gas delivery pipe platform is installed on the rotary cutting disk, a pipe for entering acetylene is installed on the gas delivery pipe platform, and a coil tube end cutting mechanism is provided on one side of the pipe for entering acetylene by a rotary acetylene cutting device for entering oxygen to cut off the coil tube end fixed by the cutting fixing device." The use position of the rotary cutting disk in the pipe section cutting mechanism is fixed, and the cutting angle of the rotary cutting disk cannot be adjusted according to the production requirements of the pipe end incision, and the scope of use is limited.

[0006] 4. Patent document CN212599313U discloses a cutting device for pipe processing, "including a bottom plate, two vertical plates are fixedly installed on the top of the bottom plate, horizontal plates are fixedly installed on the top of the two vertical plates, two electric push rods are fixedly installed on the bottom of the horizontal plate, a moving plate is fixedly installed on the bottom of the two electric push rods, and a cutting mechanism is fixedly installed on the bottom of the moving plate. The cutting device for pipe processing starts the rotating motor, the output shaft of the rotating motor drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the rotating shaft to rotate, and the transmission gear rotates. By setting a rack, the top moving plate and the bottom moving plate will move to the opposite side or move away from each other. When the top moving plate and the bottom moving plate move to the opposite side, the left moving rod and the right moving rod will move to the opposite side, and the clamping assembly will move to the opposite side." The cutting device cannot unload the cut pipes. The accumulation of pipes inside the cutting device is likely to have an adverse effect on the cutting process of the remaining pipes, and the cutting production efficiency of the pipes is low. Summary of the invention

[0007] The object of the present invention is to provide a cutting device for producing electrical bushings with high accuracy and a method of using the same, so as to solve the problems raised in the above-mentioned background technology.

[0008] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a cutting device for producing electrical conduits with high precision, comprising a processing seat, a feeding cavity and a precise detection frame, a cutting table is installed on the top of the processing seat, a feeding cavity is opened on the top of the cutting table, a cutting detection component is arranged on the top of the cutting table, the cutting detection component is used to detect the cutting length of the electrical conduits, a control component is installed on the front of the processing seat, and the control component is used to control the signal control when the electrical conduits are cut; The cutting detection assembly includes a precise detection frame, a detection port, a blocking groove and a movable abutment plate. The precise detection frame is installed on the top of the cutting table. A detection port is provided through the outer center position of the precise detection frame. The inner wall of the detection port is symmetrically provided with a blocking groove. A movable abutment plate is movably installed on the inner side of the detection port, and the outer end of the movable abutment plate slides on the inner wall of the blocking groove. A contact sensor is installed on the outer side of the movable abutment plate. A limit-release telescopic rod is installed on the inner wall of the blocking groove, and the telescopic end of the limit-release telescopic rod is connected to the outer side of the movable abutment plate.

[0009] Preferably, a feed seat is movably installed on the inner side of the feed cavity, and the outer end of the feed seat slides on the inner wall of the feed cavity, a feed table is installed on the top of the feed seat, a feeding motor is installed on the outer side of the cutting table, a lead screw is installed on the output end of the feeding motor, and the feed seat is sleeved on the outer side of the lead screw, and the outer end of the lead screw is installed on the inner wall of the feed cavity through a bearing, a lifting seat is installed on the top of the feed seat, an end fixed base frame is installed on the top of the lifting seat, a groove is opened on the top of the end fixed base frame, a lifting hand rod is installed on the bottom wall of the groove, and an end fixed top frame is installed at the telescopic end of the lifting hand rod.

[0010] Preferably, a shock absorbing assembly is provided on the inner side of the precise detection frame, and the shock absorbing assembly is used to buffer the shaking generated during casing cutting. The shock absorbing assembly includes an anti-sway frame, a damping device and an anti-impact plate. The anti-sway frame is installed on the inner side of the precise detection frame close to the lifting seat, the damping device is installed on the inner wall of the precise detection frame, a buffer spring is installed on the outer side of the damping device, an anti-impact plate is installed on the outer end of the buffer spring, and the outer end of the anti-impact plate slides on the inner wall of the anti-sway frame.

[0011] Preferably, a preliminary fixing component is provided on the top of the cutting table, and the preliminary fixing component is used to preliminarily fix the electrical conduit. The preliminary fixing component includes a preliminary fixing frame, a distance sensor 1 and a pressing plate. The preliminary fixing frame is installed on the top of the cutting table, a pressing and fixing telescopic rod is installed on the top of the preliminary fixing frame, a pressing and fixing plate is installed on the output end of the pressing and fixing telescopic rod, and a distance sensor 1 is installed on the side of the bottom end of the preliminary fixing frame close to the lifting seat.

[0012] Preferably, a material unloading component is provided on the top of the cutting table, and the material unloading component is used for unloading and conveying the cut casing, and the material unloading component includes a lower tube trough, a lower tube roller and a conveyor belt. The lower tube trough is opened on the top of the cutting table, and a lower tube roller is installed on the inner wall of the cutting table. A lower tube motor is installed on the outer side of the cutting table, and the output end of the lower tube motor is connected with the input end of the lower tube roller, and a conveyor belt is provided on the outer side of the lower tube roller. A dropping trough is opened on the top of the cutting table, and the dropping trough cooperates with the conveyor belt, and a material unloading rack is installed on the front of the dropping trough.

[0013] Preferably, a cutting angle adjustment component is provided on the top of the cutting table, and the cutting angle adjustment component is used to adjust the cutting angle of the sleeve port. The cutting angle adjustment component includes a hollow bracket, an angle motor and a swivel seat, the hollow bracket is installed on the top of the cutting table, the angle motor is installed on the inner side of the top of the hollow bracket, the encoder is installed on the top of the angle motor, the output end of the angle motor is installed with a swivel seat, the bottom of the swivel seat is symmetrically provided with blocking grooves, a limit hand lever is symmetrically installed on the inner side of the top of the hollow bracket, a limit block is installed on the output end of the limit hand lever, and the limit block cooperates with the blocking groove, a driving frame is installed on the top of the swivel seat, a cylinder is installed on the top of the driving frame, a cutting machine is installed on the output end of the cylinder, a slide plate is installed on the outer end of the cutting machine, and the slide plate slides on the inner side of the slot of the driving frame.

[0014] Preferably, a cutting length monitoring component is provided on the outside of the hollow bracket, and the cutting length monitoring component is used to accurately monitor the cutting length of the casing. The cutting length monitoring component includes a distance sensor 2 and a connecting plate, wherein the distance sensor 2 is installed on the front side of the hollow bracket, and the connecting plate is installed on the side of the hollow bracket close to the precise detection frame, and a clamping hand rod is installed at the bottom of the connecting plate, and a pipe frame is installed at the telescopic end of the clamping hand rod.

[0015] Preferably, a loading auxiliary component is provided on the inner side of the precise detection frame, and the unloading auxiliary component is used for assisting the loading of the sleeve, and the loading auxiliary component includes a pushing trough and a translation block, and the pushing trough is opened on the bottom wall of the precise detection frame, and the translation block is movably installed on the inner side of the pushing trough, and a pushing hand rod is installed on the inner wall of the pushing trough, and the telescopic end of the pushing hand rod is connected to the outer side of the translation block, and a top support telescopic rod is installed in the top slot of the translation block, and a top support plate is installed at the telescopic end of the top support telescopic rod.

[0016] Preferably, the control component includes a control module and a receiving module, the control module is used to control the working state of the cutting device, the receiving module is used to receive the output signals of distance sensor 1, distance sensor 2 and contact sensor, the output end of the control module is connected to a conveying unit, a cutting detection component, a preliminary fixing component, a material unloading component, a cutting angle adjustment component, a cutting length monitoring component and a feeding auxiliary component, the conveying unit conveys and feeds the electrical conduit, and the output end of the receiving module is connected to a moving distance comparison unit, and the moving distance comparison unit is used to compare the detection value of distance sensor 1 with the detection value of distance sensor 2.

[0017] Preferably, the working steps of the cutting device for producing electrical casing are as follows: S1. First, the staff loads the electrical casing inside the end-fixed bottom frame. The lifting hand lever contracts to move the end-fixed top frame downward to clamp the electrical casing. The electrical casing is in a horizontal position as a whole. The feeding motor drives the lead screw to rotate. The lead screw rotates to make the feed seat slide inside the feed cavity and drive the electrical casing to move in the horizontal direction. The outer end of the electrical casing passes through the inner side of the primary fixing frame and moves toward the detection port. S2, after the outer end of the electrical casing contacts the contact sensor, the feeding motor stops running, the control component controls the release telescopic rod to work, the release telescopic rod contracts to store the movable plate to the inner side of the shielding groove to release the shielding of the electrical casing by the movable plate, the distance sensor 1 and the distance sensor 2 start working, and the feeding motor runs again to make the outer end of the electrical casing pass through the inner side of the detection port and move towards the cutting machine; S3, the clamping hand lever drives the pipe frame to move downward to clamp the top of the electrical casing. After the pipe frame is limited, the clamping telescopic rod drives the clamping plate to move downward to limit the position of the middle top of the electrical casing. The cylinder runs to push the cutting machine so that the cutting machine cuts the electrical casing. S4. The cut electrical casing falls onto the conveyor belt, and the lower tube motor drives the lower tube roller to rotate to realize continuous transmission of the conveyor belt. The cut electrical casing falls from the unloading rack through the trough to the collecting barrel for the next step of processing. The clamping hand rod and the pressing telescopic rod are reset, and the loading motor works to cut the next group of electrical casing. The top support telescopic rod works to push the top support plate to move the top support plate upward to assist in supporting the bottom end of the electrical casing. The pushing hand rod works to push the translation block to move it inside the pushing trough, driving the top support plate to adjust its position in the horizontal direction to assist in pushing the electrical casing.

[0018] Preferably, in step S2, the following steps are also included: S21, distance sensor one detects the horizontal moving distance of the lifting seat, and distance sensor two detects the horizontal moving distance of the outer end of the electrical casing. After the electrical casing extends out of the preset cutting length, the feeding motor stops working, and distance sensor one and distance sensor two transmit the detection values ​​to the moving distance comparison unit. When the two sets of detection values ​​are within the preset range, the cutting process is performed; In step S3, the following steps are also included: S31. When adjusting the angle of the cutting port of the electrical conduit, the angle motor drives the swivel seat to rotate, and the encoder detects the angle change of the swivel seat. After rotating to the specified cutting angle, the angle motor stops running, and the limit hand lever pushes the limit block to engage it on the inner side of the blocking groove to limit the swivel seat.

[0019] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention provides a cutting detection component on the top of the cutting table. After the outer end of the electrical casing contacts the contact sensor, the feeding motor stops running, the limit release telescopic rod contracts to store the movable abutment plate to the inner side of the shielding groove to release the shielding of the electrical casing by the movable abutment plate, the distance sensor 1 and the distance sensor 2 start to work, the feeding motor runs again to make the outer end of the electrical casing pass through the inner side of the detection port and move toward the cutting machine, the distance sensor 1 detects the horizontal moving distance of the lifting seat, the distance sensor 2 detects the horizontal moving distance of the outer end of the electrical casing, and the cutting process is performed when the detection values ​​of the distance sensor 1 and the distance sensor 2 are within the preset range, thereby preventing the casing cutting specifications from deviations and ensuring the accuracy of the feeding length of the electrical casing.

[0020] 2. The present invention provides a preliminary fixing component on the top of the cutting table. The lifting hand lever is retracted to move the end fixing top frame downward to clamp the electrical sleeve. The clamping hand lever is driven to move the pipe frame downward to clamp the top of the electrical sleeve. After the pipe frame is limited, the clamping telescopic rod is driven to move the clamping plate downward to limit the top position of the middle part of the electrical sleeve. The cylinder is driven to push the cutting machine to cut the electrical sleeve. When the electrical sleeve is cut, the middle and both ends of the sleeve are limited respectively, so that the outer end of the sleeve is prevented from warping during the cutting process. The cutting process is more stable and the cutting quality of the electrical sleeve is improved.

[0021] 3. The present invention provides a cutting angle adjustment component on the top of the cutting table. When the angle of the cutting port of the electrical conduit is adjusted, the angle motor drives the swivel seat to rotate, and the encoder detects the angle change of the swivel seat. After rotating to the specified cutting angle, the angle motor stops running, and the limit hand lever pushes the limit block to engage with the inner side of the blocking groove to limit the swivel seat. The cutting angle of the cutting machine is accurately adjusted according to the production requirements of the electrical conduit incision to meet the production requirements of different incision specifications of the electrical conduit.

[0022] 4. The present invention provides a feeding auxiliary component on the inner side of the precise detection frame, and the cut electrical sleeve falls onto the conveyor belt, and the lower tube motor drives the lower tube roller to rotate to realize continuous transmission of the conveyor belt. The cut electrical sleeve falls from the unloading rack through the trough to the collecting cylinder for the next step of processing, and the top support telescopic rod works to push the top support plate to move the top support plate upward to assist in supporting the bottom end of the electrical sleeve, and the pushing hand rod works to push the translation block to move it inside the pushing trough, driving the top support plate to adjust its position in the horizontal direction to assist in pushing the electrical sleeve, thereby ensuring the continuity of the sleeve cutting for the unloading of the cut electrical sleeve and the auxiliary loading of the remaining sleeve, and improving the cutting production efficiency of the electrical sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1It is a schematic diagram of the three-dimensional structure of the present invention; Figure 2 It is a schematic diagram of the three-dimensional structure of the end-fixed base frame of the present invention; Figure 3 It is a schematic diagram of the internal structure of the precise detection frame of the present invention; Figure 4 It is a schematic diagram of the internal structure of the side surface of the anti-sway frame of the present invention; Figure 5 It is a schematic diagram of the three-dimensional structure of the lower pipe groove of the present invention; Figure 6 It is a schematic diagram of the internal structure of the hollow stent of the present invention; Figure 7 It is a schematic diagram of the internal structure of the push chute of the present invention; Figure 8 It is a schematic diagram of the three-dimensional structure of the driving frame of the present invention; Fig. 9 is a system diagram of the control components of the present invention; Fig.10 It is a control flow diagram of the present invention.

[0024] In the figure: 1. Processing seat; 2. Feed cavity; 3. Lifting seat; 4. Precision detection frame; 5. Initial fixing frame; 6. Lower pipe groove; 7. Hollow bracket; 8. Driving frame; 9. Cutting table; 10. Pushing groove; 11. Control component; 12. Feed seat; 13. Feed table; 14. Feeding motor; 15. Lead screw; 16. End fixing bottom frame; 17. Groove; 18. Lifting hand lever; 19. End fixing top frame; 20. Detection port; 21. Anti-sway frame; 22. Damping device; 23. Buffer spring; 24. Anti-impact plate; 25. Distance sensor 1; 26. Pressing telescopic rod; 27. Pressing Fixed plate; 28, tube lowering roller; 29, tube lowering motor; 30, conveyor belt; 31, drop chute; 32, material lowering rack; 33, angle motor; 34, encoder; 35, moving abutment plate; 36, swivel seat; 37, limit hand lever; 38, limit block; 39, blocking groove; 40, distance sensor 2; 41, connecting plate; 42, clamping hand lever; 43, tube frame; 44, cylinder; 45, cutting machine; 46, slide plate; 47, translation block; 48, pusher hand lever; 49, top support telescopic rod; 50, top support plate; 51, shielding groove; 52, release telescopic rod; 53, contact sensor. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0027] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection or a movable connection, or 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.

[0028] See also Figure 1 and Figure 2 , an embodiment provided by the present invention: a cutting device for producing electrical casing with high precision and a method for using the same; The processing seat 1 includes a cutting table 9, a feed cavity 2 and a lifting seat 3. The cutting table 9 is installed on the top of the processing seat 1. The feed cavity 2 is opened on the top of the cutting table 9. A cutting detection component is arranged on the top of the cutting table 9. The cutting detection component is used to detect the cutting length of the electrical casing. A feed seat 12 is movably installed on the inner side of the feed cavity 2, and the outer end of the feed seat 12 slides on the inner wall of the feed cavity 2. A feed table 13 is installed on the top of the feed seat 12. The outer side of the cutting table 9 is installed A feeding motor 14 is provided, a lead screw 15 is installed at the output end of the feeding motor 14, and a feed seat 12 is sleeved on the outside of the lead screw 15, the outer end of the lead screw 15 is installed on the inner wall of the feed cavity 2 through a bearing, a lifting seat 3 is installed on the top of the feed seat 12, an end fixed base frame 16 is installed on the top of the lifting seat 3, a groove 17 is provided on the top of the end fixed base frame 16, a lifting hand lever 18 is installed on the bottom wall of the groove 17, and an end fixed top frame 19 is installed on the telescopic end of the lifting hand lever 18; The control component 11 is installed on the front side of the processing seat 1. The control component 11 controls the signal when the electrical conduit is cut off. The feed table 13 provides an installation position for the lifting seat 3 while firmly supporting it. The electrical conduit is loaded inside the end fixed base frame 16. The groove 17 provides an installation position for the lifting handle 18. The lifting handle 18 contracts to move the end fixed top frame 19 downward to clamp the electrical conduit. The electrical conduit is in a horizontal position as a whole. The lifting seat 3 adjusts the use height of the electrical conduit. The feeding motor 14 runs to drive the screw 15 to rotate. The screw 15 rotates to make the feed seat 12 slide inside the feed cavity 2 and drive the electrical conduit to move in the horizontal direction. The outer end of the electrical conduit passes through the inner side of the initial fixing frame 5 and moves toward the detection port 20.

[0029] See also Figure 1 , Figure 3 and Fig. 9 , a cutting device for producing electrical casing with high accuracy and a method for using the same; It includes a precise detection frame 4, a movable abutment plate 35 and a contact sensor 53. The cutting detection assembly includes a precise detection frame 4, a detection port 20, a shielding groove 51 and a movable abutment plate 35. The precise detection frame 4 is installed on the top of the cutting table 9. The detection port 20 is provided through the outer center of the precise detection frame 4. The shielding groove 51 is symmetrically provided on the inner wall of the detection port 20. The movable abutment plate 35 is movably installed on the inner side of the detection port 20, and the outer end of the movable abutment plate 35 slides on the inner wall of the shielding groove 51. The contact sensor 53 is installed on the outer side of the movable abutment plate 35. The inner wall of the shielding groove 51 is installed with a limit release telescopic rod 52, and the telescopic end of the limit release telescopic rod 52 is connected to the outer side of the movable abutment plate 35. The detection port 20 is opened at the outer center position of the precise detection frame 4, and the contact sensor 53 is installed on the side of the movable abutment 35 close to the feed chamber 2. After the outer end of the electrical sleeve contacts the contact sensor 53, the feeding motor 14 stops running, and the limit-releasing telescopic rod 52 contracts to store the movable abutment 35 to the inner side of the blocking groove 51 to remove the blocking of the outer end of the electrical sleeve by the movable abutment 35. The feeding motor 14 runs again to make the outer end of the electrical sleeve pass through the inner side of the detection port 20 and move toward the cutting machine 45. The contact sensor 53 performs an extension length detection operation after preliminary sensing of the outer end of the sleeve.

[0030] See also Figure 1 , Figure 8 , Fig. 9 and Fig.10 , a cutting device for producing electrical casing with high accuracy and a method for using the same; It includes a preliminary fixing component and a cutting length monitoring component. The top of the cutting table 9 is provided with a preliminary fixing component, which is used to preliminarily fix the electrical casing. The preliminary fixing component includes a preliminary fixing frame 5, a distance sensor 25 and a pressing plate 27. The preliminary fixing frame 5 is installed on the top of the cutting table 9. A pressing and fixing telescopic rod 26 is installed on the top of the preliminary fixing frame 5. A pressing and fixing plate 27 is installed on the output end of the pressing and fixing telescopic rod 26. A distance sensor 25 is installed on the side of the bottom end of the preliminary fixing frame 5 close to the lifting seat 3. A cutting length monitoring component is provided on the outside of the hollow bracket 7. The cutting length monitoring component is used to accurately monitor the cutting length of the casing. The cutting length monitoring component includes a distance sensor 2 40 and a connecting plate 41. The distance sensor 2 40 is installed on the front of the hollow bracket 7. The connecting plate 41 is installed on the side of the hollow bracket 7 close to the precise detection frame 4. A pressing hand lever 42 is installed at the bottom of the connecting plate 41, and a pipe frame 43 is installed at the telescopic end of the pressing hand lever 42. The connecting plate 41 provides an installation position for the pressing handle 42. The pressing handle 42 drives the pipe frame 43 to move downward to press the top of the electrical casing. After the pipe frame 43 is limited, the pressing telescopic rod 26 drives the pressing plate 27 to move downward to limit the position of the top of the middle part of the electrical casing. When the electrical casing is cut, the middle and both ends of the casing are limited respectively, which avoids the warping of the outer end of the casing during the cutting process, making the cutting process more stable. After the contact sensor 53 senses the outer end of the electrical conduit, the distance sensor 25 and the distance sensor 40 start working. The distance sensor 25 detects the horizontal movement distance of the lifting seat 3, and the distance sensor 2 40 detects the horizontal movement distance of the outer end of the electrical conduit. After the electrical conduit extends out to the preset cutting length, the loading motor 14 stops working, and the distance sensor 25 and the distance sensor 40 transmit the detection values ​​to the moving distance comparison unit. When the detection values ​​of the distance sensor 25 and the distance sensor 40 are within the preset range, it indicates that the cutting length of the electrical conduit is accurate, thereby performing the cutting process. When the detection value errors of the distance sensor 25 and the distance sensor 40 are not within the preset range, the electrical conduit is reset and reloaded.

[0031] See also Figure 1 , Figure 6 and Figure 8 , a cutting device for producing electrical casing with high accuracy and a method for using the same; It includes a hollow bracket 7, an angle motor 33 and a limit hand lever 37. A cutting angle adjustment component is provided on the top of the cutting table 9. The cutting angle adjustment component is used to adjust the cutting angle of the casing port. The cutting angle adjustment component includes a hollow bracket 7, an angle motor 33 and a swivel seat 36. The hollow bracket 7 is installed on the top of the cutting table 9. The angle motor 33 is installed on the inner side of the top of the hollow bracket 7. The encoder 34 is installed on the top of the angle motor 33. The output end of the angle motor 33 is installed with a swivel seat 36. The bottom of the swivel seat 36 is symmetrically provided with a blocking groove 39. The limit hand lever 37 is symmetrically installed on the inner side of the top of the hollow bracket 7. The output end of the limit hand lever 37 is installed with a limit block 38, and the limit block 38 cooperates with the blocking groove 39. The hollow bracket 7 provides an installation position for the angle motor 33 while ensuring its stability during operation. The limit hand lever 37 is symmetrically installed on the inner side of the top of the hollow bracket 7 and is located on the outer side of the angle motor 33. When the angle of the electrical conduit cutting port is adjusted, the angle motor 33 drives the swivel seat 36 to rotate, and the encoder 34 detects the angle change of the swivel seat 36. After rotating to the specified cutting angle, the angle motor 33 stops running, and the limit hand lever 37 works to push the limit block 38 to engage it on the inner side of the blocking groove 39 to limit the swivel seat 36, further ensuring the stability of the cutting machine 45 during cutting.

[0032] See also Figure 1 , Figure 3 , Figure 4 and Figure 8 , a cutting device for producing electrical casing with high accuracy and a method for using the same; It includes a driving frame 8 and a shock absorbing assembly. The driving frame 8 is installed on the top of the rotating seat 36. The cylinder 44 is installed on the top of the driving frame 8. A cutting machine 45 is installed on the output end of the cylinder 44. A slide plate 46 is installed on the outer end of the cutting machine 45, and the slide plate 46 slides on the inner side of the slot of the driving frame 8. A shock absorbing assembly is arranged on the inner side of the precise detection frame 4. The shock absorbing assembly is used to buffer the shaking generated when the casing is cut. The shock absorbing assembly includes an anti-sway frame 21, a damping device 22 and an anti-impact plate 24. The anti-sway frame 21 is installed on the inner side of one side of the precise detection frame 4 close to the lifting seat 3. The damping device 22 is installed on the inner wall of the precise detection frame 4. A buffer spring 23 is installed on the outer side of the damping device 22. The outer end of the buffer spring 23 is installed with an anti-impact plate 24, and the outer end of the anti-impact plate 24 slides on the inner wall of the anti-sway frame 21. The swivel seat 36 supports the driving frame 8, and the driving frame 8 provides an installation position for the cylinder 44. The operation of the cylinder 44 pushes the cutting machine 45 to move the cutting machine 45 downward to cut the electrical conduit. The slide plate 46 slides on the inner side of the slot of the driving frame 8 to ensure the stability of the cutting machine 45 when the height is adjusted. The electrical conduit will shake during the cutting process of the cutting machine 45. The outer side of the electrical conduit initially contacts the anti-impact plate 24. The buffer spring 23 buffers the shaking impact force transmitted by the anti-impact plate 24. The damping device 22 prevents the buffer spring 23 from driving the anti-impact plate 24 to shake back and forth, and buffers the shaking generated during the cutting process of the electrical conduit, further improving the cutting accuracy of the conduit.

[0033] See also Figure 1 , Figure 5 and Figure 7 , a cutting device for producing electrical casing with high accuracy and a method for using the same; It includes a material unloading component and a material unloading auxiliary component. The top of the cutting table 9 is provided with a material unloading component, which is used to unload and convey the cut casing. The material unloading component includes a lower tube groove 6, a lower tube roller 28 and a conveyor belt 30. The lower tube groove 6 is opened on the top of the cutting table 9. The lower tube roller 28 is installed on the inner wall of the cutting table 9. A lower tube motor 29 is installed on the outer side of the cutting table 9, and the output end of the lower tube motor 29 is connected to the input end of the lower tube roller 28. The outer side of the lower tube roller 28 is provided with a conveyor belt 30. A drop groove 31 is opened on the top of the cutting table 9, and the drop groove 31 cooperates with the conveyor belt 30. A material unloading rack 32 is installed on the front of the drop slot 31, and a material loading auxiliary component is arranged on the inner side of the precise detection frame 4. The material unloading auxiliary component is used to assist the loading of the sleeve. The material loading auxiliary component includes a push slot 10 and a translation block 47. The push slot 10 is arranged on the bottom wall of the precise detection frame 4, and the translation block 47 is movably installed on the inner side of the push slot 10. A push hand rod 48 is installed on the inner wall of the push slot 10, and the telescopic end of the push hand rod 48 is connected to the outer side of the translation block 47. A top support telescopic rod 49 is installed in the top slot of the translation block 47, and a top support plate 50 is installed at the telescopic end of the top support telescopic rod 49. The lower tube roller 28 is installed on the inner side of the lower tube groove 6 through a bearing. The cut electrical sleeve falls onto the conveyor belt 30. The lower tube motor 29 drives the lower tube roller 28 to rotate to realize the continuous transmission of the conveyor belt 30. The cut electrical sleeve falls from the unloading rack 32 through the drop groove 31 to the collecting cylinder for the next step of processing. The pushing groove 10 provides an installation position for the pushing hand rod 48. The top support telescopic rod 49 works to push the top support plate 50 to move the top support plate 50 upward to assist in supporting the bottom end of the electrical sleeve. The pushing hand rod 48 works to push the translation block 47 to move it inside the pushing groove 10, driving the top support plate 50 to adjust its position in the horizontal direction to assist in pushing the electrical sleeve, thereby ensuring the continuity of the sleeve cutting for the unloading of the cut electrical sleeve and the auxiliary loading of the remaining sleeve.

[0034] The working steps of the cutting device for the production of electrical casing are as follows: S1. First, the staff loads the electrical casing inside the end fixing bottom frame 16. The lifting handle 18 is retracted to move the end fixing top frame 19 downward to clamp the electrical casing. The electrical casing is in a horizontal position as a whole. The feeding motor 14 drives the lead screw 15 to rotate. The lead screw 15 rotates to make the feed seat 12 slide inside the feed cavity 2 to drive the electrical casing to move in the horizontal direction. The outer end of the electrical casing passes through the inner side of the primary fixing frame 5 and moves toward the detection port 20. S2, after the outer end of the electrical casing contacts the contact sensor 53, the feeding motor 14 stops running, the control component 11 controls the release telescopic rod 52 to work, the release telescopic rod 52 works and contracts to store the movable plate 35 to the inner side of the shielding groove 51 to release the shielding of the electrical casing by the movable plate 35, the distance sensor 1 25 and the distance sensor 2 40 start working, and the feeding motor 14 runs again to make the outer end of the electrical casing pass through the inner side of the detection port 20 and move toward the cutting machine 45; S3, the clamping hand lever 42 drives the pipe frame 43 to move downward to clamp the top of the electrical casing, and after the pipe frame 43 is limited, the clamping telescopic rod 26 drives the clamping plate 27 to move downward to limit the position of the middle top of the electrical casing, and the cylinder 44 drives the cutting machine 45 to cut the electrical casing; S4. The cut electrical sleeve falls onto the conveyor belt 30, and the lower tube motor 29 drives the lower tube roller 28 to rotate to realize the continuous transmission of the conveyor belt 30. The cut electrical sleeve falls from the unloading rack 32 through the drop groove 31 to the collecting cylinder for the next step of processing. The clamping hand rod 42 and the pressing telescopic rod 26 are reset, and the feeding motor 14 works to cut the next group of electrical sleeves. The top support telescopic rod 49 works to push the top support plate 50 to move the top support plate 50 upward to assist in supporting the bottom end of the electrical sleeve. The pushing hand rod 48 works to push the translation block 47 to move it inside the pushing groove 10, driving the top support plate 50 to adjust its position in the horizontal direction to assist in pushing the electrical sleeve.

[0035] In step S2, the following steps are also included: S21, the distance sensor 1 25 detects the horizontal moving distance of the lifting seat 3, and the distance sensor 2 40 detects the horizontal moving distance of the outer end of the electrical casing. After the electrical casing extends out of the preset cutting length, the feeding motor 14 stops working, and the distance sensor 1 25 and the distance sensor 2 40 transmit the detection values ​​to the moving distance comparison unit. When the two sets of detection values ​​are within the preset range, the cutting process is performed; In step S3, the following steps are also included: S31. When adjusting the angle of the cutting port of the electrical conduit, the angle motor 33 drives the swivel seat 36 to rotate, and the encoder 34 detects the angle change of the swivel seat 36. After rotating to the specified cutting angle, the angle motor 33 stops running, and the limit hand lever 37 works to push the limit block 38 to engage it on the inner side of the blocking groove 39 to limit the swivel seat 36.

[0036] Working principle: When using this device, the staff first loads the electrical casing inside the end-fixed bottom frame 16, and the lifting hand lever 18 contracts to make the end-fixed top frame 19 move downward to clamp the electrical casing. The electrical casing is in a horizontal position as a whole. The feeding motor 14 runs to drive the lead screw 15 to rotate. The lead screw 15 rotates to make the feed seat 12 slide inside the feed cavity 2 to drive the electrical casing to move in the horizontal direction. The outer end of the electrical casing passes through the inner side of the initial fixing frame 5 and moves toward the detection port 20. After the outer end of the electrical casing contacts the contact sensor 53, the feeding motor 14 stops running, the control component 11 controls the release telescopic rod 52 to work, the release telescopic rod 52 works and contracts to store the movable plate 35 to the inner side of the shielding groove 51 to release the shielding of the electrical casing by the movable plate 35, the distance sensor 1 25 and the distance sensor 2 40 start to work, the feeding motor 14 runs again to make the outer end of the electrical casing pass through the inner side of the detection port 20 and move toward the cutting machine 45, the distance sensor 1 25 detects the horizontal moving distance of the lifting seat 3, the distance sensor 2 40 detects the horizontal moving distance of the outer end of the electrical casing, the feeding motor 14 stops working after the electrical casing extends out to the preset cutting length, the distance sensor 1 25 and the distance sensor 2 40 transmit the detection values ​​to the moving distance comparison unit, and the cutting process is performed when the two sets of detection values ​​are within the preset range; The clamping handle 42 drives the pipe frame 43 to move downward to clamp the top of the electrical casing. After the pipe frame 43 is limited, the clamping telescopic rod 26 drives the clamping plate 27 to move downward to limit the top position of the middle part of the electrical casing. The cylinder 44 drives the cutting machine 45 to cut the electrical casing. When the angle of the cutting port of the electrical casing is adjusted, the angle motor 33 drives the rotating seat 36 to rotate. The encoder 34 detects the angle change of the rotating seat 36. After rotating to the specified cutting angle, the angle motor 33 stops running. The limiting handle 37 drives the limiting block 38 to engage it on the inner side of the blocking groove 39 to limit the rotating seat 36. The cut electrical sleeve falls onto the conveyor belt 30, and the lower tube motor 29 drives the lower tube roller 28 to rotate to realize the continuous transmission of the conveyor belt 30. The cut electrical sleeve falls from the unloading rack 32 through the falling groove 31 to the collecting cylinder for the next step of processing. The clamping hand rod 42 and the pressing telescopic rod 26 are reset, and the feeding motor 14 works to cut the next group of electrical sleeves. The top support telescopic rod 49 works to push the top support plate 50 to move the top support plate 50 upward to assist in supporting the bottom end of the electrical sleeve. The pushing hand rod 48 works to push the translation block 47 to move it inside the pushing groove 10, driving the top support plate 50 to adjust its position in the horizontal direction to assist in pushing the electrical sleeve.

[0037] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. A cutting device for producing electrical conduits with high precision, comprising a processing seat (1), a feed cavity (2) and a precision detection frame (4), characterized in that: A cutting table (9) is installed on the top of the processing seat (1), a feeding cavity (2) is opened on the top of the cutting table (9), a cutting detection component is arranged on the top of the cutting table (9), and the cutting detection component is used to detect the cutting length of the electrical conduit; a control component (11) is installed on the front of the processing seat (1), and the control component (11) is used to control the signal when the electrical conduit is cut; The cutting detection assembly comprises a precise detection frame (4), a detection port (20), a shielding groove (51) and a movable abutment plate (35); the precise detection frame (4) is mounted on the top of the cutting table (9); a detection port (20) is provided through the central position of the outer side of the precise detection frame (4); the shielding groove (51) is symmetrically provided on the inner wall of the detection port (20); a movable abutment plate (35) is movably mounted on the inner side of the detection port (20); the outer end of the movable abutment plate (35) slides on the inner wall of the shielding groove (51); a contact sensor (53) is mounted on the outer side of the movable abutment plate (35); a limit release telescopic rod (52) is mounted on the inner wall of the shielding groove (51); and the telescopic end of the limit release telescopic rod (52) is connected to the outer side of the movable abutment plate (35).

2. A highly accurate cutting device for producing electrical casing according to claim 1, characterized in that: A feed seat (12) is movably mounted on the inner side of the feed chamber (2), and the outer end of the feed seat (12) slides on the inner wall of the feed chamber (2). A feed table (13) is mounted on the top of the feed seat (12). A feeding motor (14) is mounted on the outer side of the cutting table (9). A lead screw (15) is mounted on the output end of the feeding motor (14), and the feed seat (12) is sleeved on the outer side of the lead screw (15). The outer end of the lead screw (15) is mounted on the inner wall of the feed chamber (2) through a bearing. A lifting seat (3) is mounted on the top of the feed seat (12). An end fixed base frame (16) is mounted on the top of the lifting seat (3). A groove (17) is formed on the top of the end fixed base frame (16). A lifting hand lever (18) is mounted on the bottom wall of the groove (17). An end fixed top frame (19) is mounted on the telescopic end of the lifting hand lever (18).

3. A cutting device for producing electrical casing with high accuracy according to claim 1, characterized in that: A shock absorbing component is arranged on the inner side of the precise detection frame (4), and the shock absorbing component is used to buffer the shaking generated when the casing is cut. The shock absorbing component comprises an anti-sway frame (21), a damping device (22) and an anti-impact plate (24). The anti-sway frame (21) is installed on the inner side of a side of the precise detection frame (4) close to the lifting seat (3). The damping device (22) is installed on the inner wall of the precise detection frame (4). A buffer spring (23) is installed on the outer side of the damping device (22). The outer end of the buffer spring (23) is installed with an anti-impact plate (24), and the outer end of the anti-impact plate (24) slides on the inner wall of the anti-sway frame (21).

4. A cutting device for producing electrical casing with high accuracy according to claim 2, characterized in that: A preliminary fixing component is arranged on the top of the cutting table (9), and the preliminary fixing component is used to preliminarily fix the electrical conduit. The preliminary fixing component comprises a preliminary fixing frame (5), a distance sensor (25) and a pressing plate (27). The preliminary fixing frame (5) is installed on the top of the cutting table (9), a pressing telescopic rod (26) is installed on the top of the preliminary fixing frame (5), and a pressing plate (27) is installed on the output end of the pressing telescopic rod (26). A distance sensor (25) is installed on the bottom end of the preliminary fixing frame (5) near the lifting seat (3).

5. A highly accurate cutting device for producing electrical casing according to claim 1, characterized in that: A material unloading assembly is arranged on the top of the cutting table (9), and the material unloading assembly is used for unloading and conveying the cut casing. The material unloading assembly comprises a lower tube groove (6), a lower tube roller (28) and a conveyor belt (30). The lower tube groove (6) is opened on the top of the cutting table (9), a lower tube roller (28) is installed on the inner wall of the cutting table (9), a lower tube motor (29) is installed on the outer side of the cutting table (9), and the output end of the lower tube motor (29) is connected to the input end of the lower tube roller (28), and a conveyor belt (30) is arranged on the outer side of the lower tube roller (28). A drop groove (31) is opened on the top of the cutting table (9), and the drop groove (31) cooperates with the conveyor belt (30), and a material unloading rack (32) is installed on the front side of the drop groove (31).

6. A highly accurate cutting device for producing electrical casing according to claim 1, characterized in that: A cutting angle adjustment component is provided on the top of the cutting table (9), and the cutting angle adjustment component is used to adjust the cutting angle of the casing port. The cutting angle adjustment component comprises a hollow bracket (7), an angle motor (33) and a swivel seat (36). The hollow bracket (7) is mounted on the top of the cutting table (9), the angle motor (33) is mounted on the inner side of the top of the hollow bracket (7), an encoder (34) is mounted on the top of the angle motor (33), and a swivel seat (36) is mounted on the output end of the angle motor (33). A blocking groove (39) is symmetrically provided at the bottom, a limit lever (37) is symmetrically installed on the inner side of the top of the hollow bracket (7), a limit block (38) is installed at the output end of the limit lever (37), and the limit block (38) cooperates with the blocking groove (39), a driving frame (8) is installed on the top of the rotating seat (36), a cylinder (44) is installed on the top of the driving frame (8), a cutting machine (45) is installed at the output end of the cylinder (44), a slide plate (46) is installed at the outer end of the cutting machine (45), and the slide plate (46) slides on the inner side of the slot of the driving frame (8).

7. A highly accurate cutting device for producing electrical casing according to claim 6, characterized in that: A cutting length monitoring component is arranged on the outside of the hollow bracket (7), and the cutting length monitoring component is used to accurately monitor the cutting length of the casing. The cutting length monitoring component comprises a second distance sensor (40) and a connecting plate (41). The second distance sensor (40) is mounted on the front side of the hollow bracket (7), and the connecting plate (41) is mounted on a side of the hollow bracket (7) close to the precise detection frame (4). A clamping handle (42) is mounted on the bottom of the connecting plate (41), and a pipe frame (43) is mounted on the telescopic end of the clamping handle (42).

8. The cutting device for producing electrical casing with high accuracy according to claim 1, characterized in that: A loading auxiliary component is arranged on the inner side of the precise detection frame (4), and the unloading auxiliary component is used for assisting the loading of the sleeve. The loading auxiliary component comprises a pushing groove (10) and a translation block (47). The pushing groove (10) is arranged on the bottom wall of the precise detection frame (4), and the translation block (47) is movably mounted on the inner side of the pushing groove (10). A pushing hand rod (48) is mounted on the inner wall of the pushing groove (10), and the telescopic end of the pushing hand rod (48) is connected to the outer side of the translation block (47). A top supporting telescopic rod (49) is mounted in a groove on the top of the translation block (47), and a top supporting plate (50) is mounted on the telescopic end of the top supporting telescopic rod (49).

9. A highly accurate cutting device for producing electrical casing according to claim 1, characterized in that: The control component (11) comprises a control module and a receiving module, wherein the control module is used to control the working state of the cutting device, and the receiving module is used to receive output signals of the distance sensor 1 (25), the distance sensor 2 (40) and the contact sensor (53). The output end of the control module is connected to a conveying unit, a cutting detection component, a preliminary fixing component, a material unloading component, a cutting angle adjustment component, a cutting length monitoring component and a material loading auxiliary component. The conveying unit conveys and loads the electrical conduit, and the output end of the receiving module is connected to a moving distance comparison unit, which is used to compare the detection value of the distance sensor 1 (25) with the detection value of the distance sensor 2 (40).

10. A method for using a cutting device for producing electrical bushings with high accuracy according to any one of claims 1 to 9, characterized in that: The working steps of the cutting device for the production of electrical casing are as follows: S1. First, a worker loads the electrical casing inside the end fixing bottom frame (16). The lifting handle (18) is retracted to move the end fixing top frame (19) downward to clamp the electrical casing. The electrical casing is in a horizontal position as a whole. The loading motor (14) is operated to drive the lead screw (15) to rotate. The lead screw (15) rotates to slide the feed seat (12) inside the feed cavity (2) to drive the electrical casing to move in a horizontal direction. The outer end of the electrical casing passes through the inner side of the initial fixing frame (5) and moves toward the detection port (20). S2, after the outer end of the electrical conduit contacts the contact sensor (53), the feeding motor (14) stops running, the control component (11) controls the limit release telescopic rod (52) to work, the limit release telescopic rod (52) works to retract the movable stop plate (35) to the inner side of the blocking groove (51) to release the blocking of the electrical conduit by the movable stop plate (35), the distance sensor 1 (25) and the distance sensor 2 (40) start working, and the feeding motor (14) starts running again to make the outer end of the electrical conduit pass through the inner side of the detection port (20) and move toward the cutting machine (45); S3, the pressing hand lever (42) works to drive the pipe frame (43) to move downward to press the top of the electrical casing, after the pipe frame (43) is limited, the pressing telescopic rod (26) works to drive the pressing plate (27) to move downward to limit the position of the top of the middle part of the electrical casing, and the cylinder (44) operates to push the cutting machine (45) so that the cutting machine (45) cuts the electrical casing; S4, the cut electrical casing falls onto the conveyor belt (30), the lower tube motor (29) operates to drive the lower tube roller (28) to rotate to realize continuous transmission of the conveyor belt (30), the cut electrical casing falls from the lower material rack (32) through the drop groove (31) to the collecting barrel for the next step of processing, the pressing hand rod (42) and the pressing telescopic rod (26) are reset, the feeding motor (14) works to cut the next group of electrical casing, the top support telescopic rod (49) works to push the top support plate (50) so that the top support plate (50) moves upward to assist in supporting the bottom end of the electrical casing, the pushing hand rod (48) works to push the translation block (47) so that it moves inside the pushing groove (10) and drives the top support plate (50) to adjust its position in the horizontal direction to assist in pushing the electrical casing.

11. The method for using a cutting device for producing electrical bushings with high accuracy according to claim 10, characterized in that: In the step S2, the following steps are also included: S21, the distance sensor 1 (25) detects the horizontal movement distance of the lifting seat (3), and the distance sensor 2 (40) detects the horizontal movement distance of the outer end of the electrical casing. After the electrical casing extends to a preset cutting length, the feeding motor (14) stops working, and the distance sensor 1 (25) and the distance sensor 2 (40) transmit the detection values ​​to the movement distance comparison unit. When the two sets of detection values ​​are within a preset range, the cutting process is performed; In step S3, the following steps are also included: S31, when adjusting the angle of the electrical conduit cutting port, the angle motor (33) drives the swivel seat (36) to rotate, and the encoder (34) detects the angle change of the swivel seat (36). After the swivel seat (36) rotates to the specified cutting angle, the angle motor (33) stops running, and the limit hand lever (37) works to push the limit block (38) to engage with the inner side of the blocking groove (39) to achieve the limit of the swivel seat (36).

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