A screw rod processing correction device and method based on clamping

Abstract

The present invention belongs to the technical field of screw processing, and in particular to a screw processing and correction device and method based on clamping. In view of the problem that the existing screw processing and correction device cannot correct the thread groove on the screw while correcting the screw, the following scheme is proposed, including a base, the upper side of which is fixedly connected with two symmetrical brackets, the opposite sides of the two brackets are fixedly connected with the same top plate, and a reserved groove is provided on the upper side of the base, a screw body is provided between the top plate and the reserved groove, and a synchronous correction module is provided on the outside of the screw body. The screw processing and correction device and method based on clamping disclosed in the present invention can realize synchronous correction of the thread groove on the screw body that is deformed together with the screw body while ensuring the deformation correction of the screw body, thereby reducing the interference of the screw processing and correction on the use function of the thread groove and ensuring the normal operation of the screw body.

Description

Technical Field

[0001] The invention relates to the technical field of screw rod processing, and in particular to a screw rod processing correction device and method based on clamping. Background Art

[0002] The lead screw is an ideal product for converting rotary motion into linear motion, or converting linear motion into rotary motion. The lead screw is the most commonly used transmission element in tool machinery and precision machinery. Its main function is to convert rotary motion into linear motion, or to convert torque into axial repetitive force, while having the characteristics of high precision, reversibility and high efficiency.

[0003] When correcting existing screw rods, only their appearance is often corrected. However, when the screw rod is in use, it needs to rely on the thread groove on it to make the screw rod functional. It is difficult to effectively correct the threaded guide groove on the surface of the screw rod during correction. Therefore, the thread groove will still have a certain deformation after correction, which will affect the use of the screw rod and the correction effect is not good. Summary of the invention

[0004] The invention discloses a screw rod processing and correction device and method based on clamping, aiming to solve the technical problem that the existing screw rod processing and correction device in the background technology cannot correct the thread groove on the screw rod while correcting the screw rod.

[0005] The present invention proposes a clamping-based screw processing and correction equipment, which includes a base, two symmetrical brackets are fixedly connected to the upper side of the base, the opposite sides of the two brackets are fixedly connected to the same top plate, and a reserved groove is opened on the upper side of the base, a screw body is arranged between the top plate and the reserved groove, and a synchronous correction module is arranged on the outside of the screw body, the synchronous correction module includes a surrounding cylinder, the surrounding cylinder is located on the outside of the screw body, a correction roller is arranged in the surrounding cylinder, the correction roller contacts the outside of the screw body, and a grinding wheel is arranged in the surrounding cylinder, the outside of the grinding wheel contacts the inner wall of the threaded groove on the screw body, and two symmetrical clamping and fixing modules are arranged on the outside of the screw body, and movable seats are arranged on the outside of the two clamping and fixing modules.

[0006] By providing a base, a bracket, a top plate, a reserved groove, a screw body, a synchronous correction module, a clamping and fixing module and a movable seat, the device can use the synchronous correction module to ensure that the deformation of the screw body is corrected while synchronously correcting the thread groove on the screw body that is deformed together with the screw body, thereby reducing the interference of the screw processing correction on the use function of the thread groove and ensuring the normal operation of the screw body.

[0007] In a preferred scheme, two symmetrical pedestals are fixedly connected to the upper side of the top plate, and the two pedestals are movably connected with the same threaded rod, and a movable platform is arranged on the outside of the threaded rod, and a rectangular opening is provided on the upper side of the top plate, and the inner wall of the rectangular opening is slidably connected to the outside of the movable platform, and one of the pedestals is fixedly connected to the outside of motor 1, and the output end of motor 1 is connected to one side of the threaded rod through a coupling, and the bottom of the movable platform is fixedly connected to a connecting piece; the bottom of the connecting piece is fixedly connected to the outside of the surrounding cylinder, and the connecting piece and the surrounding cylinder are both provided with circular openings, and the inner wall of the circular opening is fixedly connected to the same hydraulic rod 1, and the output end of hydraulic rod 1 is movably connected to the outside of the correction roller, and the surrounding cylinder is provided with a circular hole, and the inner wall of the circular hole is fixedly connected to an annular seat, and a connecting rod is slidably connected in the annular seat, and the end of the connecting rod close to the grinding wheel is fixedly connected to a connecting seat, and the inner wall of the connecting seat is movably connected to the outside of the grinding wheel, and the outside of the connecting seat is fixedly connected to motor 2, and the output end of motor 2 is connected to one side of the grinding wheel through a coupling. Connection; a spring 1 is surrounded on the outside of the connecting rod, one end of the spring 1 is fixedly connected to the outside of the connecting rod, and the other end is fixedly connected to the outside of the annular seat, and four rectangular grooves equidistantly distributed on the surrounding tube are provided, and spray guns are fixedly connected in the rectangular grooves, and thin tubes are arranged on the outside of the rectangular grooves, and the end of the thin tube away from the spray gun is fixedly connected to the same annular air guide tube; an orifice is provided on the annular air guide tube, and an air supply pipe is fixedly connected in the orifice, the annular air guide tube is located on the outside of the surrounding tube, and a hole groove is provided on the surrounding tube, and an annular platform is fixedly connected in the hole groove, and a push rod is slidably connected in the annular platform, and one end of the push rod close to the screw rod body contacts the outside of the screw rod body, a boss is fixedly connected to the outside of the annular platform, and a vertical rod is fixedly connected to the bottom of the boss, and a displacement sensor is slidably connected to the outside of the vertical rod, and the outside of the displacement sensor is fixedly connected to the bottom of the push rod, and a spring 2 is surrounded on the outside of the push rod, and one end of the spring 2 is fixedly connected to the outside of the push rod, and the other end is fixedly connected to the bottom of the annular platform.

[0008] By providing a synchronous correction module, the synchronous correction module can use the push rod and the displacement sensor to quickly and conveniently accurately locate the deformation position on the screw body, thereby reducing the error of manual positioning and improving accuracy. The deformation position is heated by a spray gun to improve the plasticity of the deformation position on the screw body, so that the device can more easily complete the correction of the screw body and reduce the wear of the device.

[0009] In a preferred solution, the clamping and fixing module includes a sliding groove, and the two sliding grooves are both opened on the upper side of the base, and the inner walls of the two sliding grooves are respectively slidably connected to the outside of the two movable seats, and the inner walls of the two sliding grooves on the side away from the movable seat are provided with hydraulic rod 2, and the output ends of hydraulic rod 2 are fixedly connected to the outside of the movable seat on the same side, and the upper sides of the two movable seats are fixedly connected with fixing rings; notches are opened on the two movable seats, and motor 3 is fixedly connected in the notches, and the output ends of motor 3 are connected to gears through couplings, and the inner walls of the two fixing rings are movably connected with locking seats, and the outsides of the locking seats are fixedly connected with gear rings, and the gear rings on the same side are meshed with the gears; three circumferentially equidistantly distributed grooves are opened on the opposite sides of the two locking seats, and limit rods are slidably connected in the grooves, and the limit rods are close to the screw rod body One end of the rotating frame is fixedly connected to the outside of the screw rod body, and the side of the limit rod away from the locking seat is fixedly connected to a short shaft, and the sides opposite to the two locking seats are movably connected to a rotating frame, and three curved grooves equidistantly distributed on the circumference are opened on the rotating frame, and the inner walls of the three curved grooves on the same side are respectively slidably connected to the outside of the three short shafts; the inner wall of the rotating frame is fixedly connected to a coil spring 1, and one end of the coil spring 1 away from the rotating frame is fixedly connected to the outside of the locking seat on the same side, and the outside of the rotating frame is fixedly connected to an inclined rack, the outside of the movable seat is fixedly connected to a fixing pin, and the outside of the fixing pin is movably connected to a toothed locking piece, which is clamped with the inclined rack, and the outside of the fixing pin is fixedly connected to a coil spring 2, one end of the coil spring 2 is fixedly connected to the outside of the fixing pin on the same side, and the other end is fixedly connected to the outside of the toothed locking piece on the same side.

[0010] By providing a clamping and fixing module, the clamping and fixing module utilizes a sliding groove and a hydraulic rod to enable the movable seat and the locking seat to move within a certain range, so that the device can have the ability to clamp screw bodies of different lengths. The short axis and the curved groove are utilized to enable the limit rod to clamp the screw body in a rotating opening and closing manner to adapt to contact surfaces of different shapes on the screw body, thereby ensuring the stability of the device's clamping of the screw body and avoiding the screw body from slipping due to force during correction, thereby affecting the correction process.

[0011] A method for correcting a screw rod processing based on clamping, using a screw rod processing correcting device based on clamping as described above, comprises the following steps:

[0012] Step 1: Pass the screw body to be corrected through the surrounding tube and place it between the base and the top plate, adjust the position of the movable seat and use the clamping and fixing module to fix the two ends of the screw body so that the screw body is stable on the base;

[0013] Step 2: Use motor 3 on the clamping and fixing module to drive the screw body to rotate and use the push rod and displacement sensor to detect the deformation position on the screw body. After detecting the deformation position, adjust the deformation position of the screw body upward, use the synchronous correction module to heat the deformation position and correct it, and at the same time, perform synchronous correction on the thread groove on the screw body.

[0014] From the above, it can be seen that the clamping-based screw processing and correction equipment provided by the present invention can realize the synchronous correction of the thread groove on the screw body that is deformed together with the screw body while ensuring the deformation correction of the screw body, thereby reducing the interference of the screw processing and correction on the use function of the thread groove and ensuring the normal operation of the screw body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of a clamping-based screw rod processing and correction device proposed by the present invention;

[0016] Figure 2 A schematic cross-sectional view of a clamping-based screw rod processing and correction device proposed by the present invention;

[0017] Figure 3 A schematic diagram of the structure of a synchronous correction module of a clamping-based screw rod processing correction device proposed by the present invention;

[0018] Figure 4 A schematic diagram of the structure of a surrounding cylinder of a screw rod processing and correction device based on clamping proposed by the present invention;

[0019] Figure 5 A schematic diagram of the structure of a mandrel of a screw rod processing and correction device based on clamping proposed by the present invention;

[0020] Figure 6 This is a schematic diagram of the structure of a clamping and fixing module of a screw rod processing and correction device based on clamping proposed by the present invention;

[0021] Figure 7 This is a schematic diagram of the locking seat structure of a clamping-based screw rod processing and correction device proposed by the present invention.

[0022] In the figure: 1, base; 2, bracket; 3, top plate; 4, reserved groove; 5, screw body; 6, synchronous correction module; 601, base; 602, threaded rod; 603, moving platform; 604, motor 1; 605, rectangular opening; 606, connecting piece; 607, surrounding cylinder; 608, hydraulic rod 1; 609, correction roller; 610, rectangular groove; 611, spray gun; 612, annular air guide tube; 613, air delivery pipe; 614, annular seat; 615, connecting rod; 616, grinding wheel; 617, motor 2; 618, spring 1; 619 , annular table; 620, push rod; 621, spring 2; 622, vertical rod; 623, displacement sensor; 7, clamping and fixing module; 701, sliding groove; 702, hydraulic rod 2; 703, motor 3; 704, gear; 705, fixing ring; 706, locking seat; 707, gear ring; 708, cutting groove; 709, limiting rod; 710, short shaft; 711, rotating frame; 712, curved groove; 713, coil spring 1; 714, inclined rack; 715, fixing pin; 716, toothed locking piece; 717, coil spring 2; 8, movable seat. DETAILED DESCRIPTION

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

[0024] The present invention discloses a screw rod processing and correction device based on clamping, which is mainly used in the scenario where the existing screw rod processing and correction device cannot correct the thread groove on the screw rod while correcting the screw rod.

[0025] Reference Figure 1-7 A screw processing and correction device based on clamping includes a base 1, two symmetrical brackets 2 are connected to the upper side of the base 1 by bolts, the opposite sides of the two brackets 2 are connected to the same top plate 3 by bolts, and a reserved groove 4 is opened on the upper side of the base 1, a screw body 5 is arranged between the top plate 3 and the reserved groove 4, and a synchronous correction module 6 is arranged on the outside of the screw body 5, and the synchronous correction module 6 includes a surrounding cylinder 607, the surrounding cylinder 607 is located on the outside of the screw body 5, a correction roller 609 is arranged in the surrounding cylinder 607, the correction roller 609 contacts the outside of the screw body 5, and a grinding wheel 616 is arranged in the surrounding cylinder 607, the outside of the grinding wheel 616 contacts the inner wall of the threaded groove on the screw body 5, and two symmetrical clamping and fixing modules 7 are arranged on the outside of the screw body 5, and the two clamping and fixing modules 7 are arranged on the outside with a movable seat 8.

[0026] Specifically, the screw body 5 to be corrected is passed through the surrounding tube 607 and placed between the base 1 and the top plate 3, the position of the movable seat 8 is adjusted and the two ends of the screw body 5 are fixed by the clamping and fixing module 7, so that the screw body 5 is stabilized on the base 1, and the motor 3 703 on the clamping and fixing module 7 is used to drive the screw body 5 to rotate, and the top rod 620 and the displacement sensor 623 are used to detect the deformation position on the screw body 5. After the deformation position is detected, the deformation position of the screw body 5 is adjusted upward, and the deformation position is heated and corrected by the synchronous correction module 6, and the thread groove on the screw body 5 is synchronously corrected at the same time; the device uses the synchronous correction module 6 to ensure that the deformation correction of the screw body 5 is carried out while the thread groove on the screw body 5 that is deformed together with the screw body 5 is synchronously corrected, thereby reducing the interference of the screw processing correction on the use function of its thread groove and ensuring the normal operation of the screw body 5.

[0027] Reference Figure 3 , Figure 4 and Figure 5In a preferred embodiment, two symmetrical pedestals 601 are connected to the upper side of the top plate 3 by bolts, and the two pedestals 601 are rotatably connected to the same threaded rod 602 by bearings, and a moving platform 603 is arranged outside the threaded rod 602, and a rectangular opening 605 is opened on the upper side of the top plate 3, and the inner wall of the rectangular opening 605 is slidably connected to the outside of the moving platform 603, and the outside of one of the pedestals 601 is connected to a motor 1 604 by bolts, and the output end of the motor 1 604 is connected to one side of the threaded rod 602 by a coupling, and the bottom of the moving platform 603 is connected to a connecting piece 606 by bolts; the bottom of the connecting piece 606 is connected to the outside of the surrounding cylinder 607 by a screw thread. The connecting piece 606 and the surrounding cylinder 607 are connected by bolts. A circular opening is provided on the connecting piece 606 and the surrounding cylinder 607. The inner wall of the circular opening is connected to the same hydraulic rod 1 608 by bolts. The output end of the hydraulic rod 1 608 is rotatably connected to the outside of the correction roller 609 by a bearing. A circular hole is provided on the surrounding cylinder 607. The inner wall of the circular hole is connected to an annular seat 614 by bolts. A connecting rod 615 is slidably connected in the annular seat 614. The end of the connecting rod 615 close to the grinding wheel 616 is connected to the connecting seat by bolts. The inner wall of the connecting seat is rotatably connected to the outside of the grinding wheel 616 by a bearing. The outside of the connecting seat is connected to the motor 2 617 by bolts. The output end of the motor 2 617 is connected to the grinding wheel 616 by a coupling. The outer side of the connecting rod 615 is surrounded by a spring 618, one end of the spring 618 is connected to the outer side of the connecting rod 615 by bolts, and the other end is connected to the outer side of the annular seat 614 by bolts, and four rectangular grooves 610 with equal distances around the circumference are opened on the surrounding tube 607, and spray guns 611 are connected to the rectangular grooves 610 by bolts. Thin tubes are arranged on the outer side of the rectangular grooves 610, and the ends of the thin tubes away from the spray guns 611 are connected to the same annular air guide tube 612 by bolts; the annular air guide tube 612 is opened with an orifice, and a gas delivery pipe 613 is connected to the orifice by bolts. The annular air guide tube 612 is located on the outer side of the surrounding tube 607, and the surrounding A hole groove is opened on the cylinder 607, and an annular platform 619 is connected in the hole groove by bolts. A push rod 620 is slidably connected in the annular platform 619, and one end of the push rod 620 close to the screw body 5 contacts the outside of the screw body 5, and the outside of the annular platform 619 is connected to a boss by bolts, and the bottom of the boss is connected to a vertical rod 622 by bolts. The outside of the vertical rod 622 is slidably connected to a displacement sensor 623, and the outside of the displacement sensor 623 is connected to the bottom of the push rod 620 by bolts. A spring 621 is surrounded on the outside of the push rod 620, and one end of the spring 621 is connected to the outside of the push rod 620 by bolts, and the other end is connected to the bottom of the annular platform 619 by bolts.

[0028] Specifically, during the rotation of the screw body 5, the motor 1 604 is started, and the motor 1 604 drives the threaded rod 602 to rotate, so that the threaded rod 602 drives the surrounding tube 607 to move along the screw body 5. The top rod 620 on the surrounding tube 607 is always in close contact with the outside of the screw body 5 under the elastic force of the spring 2 621, so that the top rod 620 can move up and down with the deformation when it contacts the deformed position on the screw body 5, so that the displacement sensor 623 can slide on the vertical rod 622 and record the deformation amplitude. After the deformation is detected, the deformed position of the screw body 5 is rotated upward, and the spray gun 611 is started. Acetylene is transported into the annular air guide pipe 612 through the gas pipe 613 and supplied to the spray gun 611. 1. The spray gun 611 heats the deformed position and the periphery of the screw body 5. After the heating is completed, the hydraulic rod 608 is started, and the output end of the hydraulic rod 608 is extended, so that the hydraulic rod 608 drives the correction roller 609 to press down and correct the deformed position. After the correction, the motor 617 is started, and the motor 617 drives the grinding wheel 616 to rotate. Under the elastic force of the spring 618, the grinding wheel 616 is always in close contact with the inner wall of the thread groove on the screw body 5, so that the grinding wheel 616 grinds the thread groove and the screw body 5 rotates. During the rotation of the screw body 5, the motor 604 is started to move the movable platform 603 on the threaded rod 602, so that the grinding wheel 616 can continue to grind along the moving thread groove.

[0029] In specific application scenarios, the synchronous correction module 6 is mainly suitable for the synchronous correction link in the synchronous correction process, that is, the synchronous correction module 6 uses the push rod 620 and the displacement sensor 623 to quickly and conveniently accurately locate the deformation position on the screw body 5, thereby reducing the error of manual positioning and improving accuracy. The deformation position is heated by the spray gun 611 to improve the plasticity of the deformation position on the screw body 5, so that the device can more easily complete the correction of the screw body 5 and reduce the wear of the device.

[0030] Reference Figure 6 and Figure 7In a preferred embodiment, the clamping and fixing module 7 includes a sliding groove 701, and the two sliding grooves 701 are both opened on the upper side of the base 1. The inner walls of the two sliding grooves 701 are respectively slidably connected to the outside of the two movable seats 8, and the inner walls of the two sliding grooves 701 on one side away from the movable seat 8 are provided with a hydraulic rod 2 702, and the output ends of the hydraulic rod 2 702 are both connected to the outside of the movable seat 8 on the same side by bolts, and the upper sides of the two movable seats 8 are both connected with a fixing ring 705 by bolts; a notch is opened on the two movable seats 8, and the notch is passed through The motor 703 is connected with the motor 703 by bolts, and the output ends of the motor 703 are connected with the gear 704 through the coupling. The inner walls of the two fixing rings 705 are rotatably connected with the locking seat 706 through the bearing. The outer sides of the locking seat 706 are connected with the gear ring 707 by bolts. The gear ring 707 located on the same side is meshed with the gear 704; three circumferentially equidistantly distributed grooves 708 are opened on the opposite sides of the two locking seats 706, and the limiting rods 709 are slidably connected in the grooves 708. The ends of the limiting rods 709 close to the screw body 5 are connected with the screw body 5. The side of the limit rod 709 away from the locking seat 706 is connected to the short shaft 710 by bolts, and the opposite sides of the two locking seats 706 are rotatably connected to the rotating frame 711 by bearings. Three curved grooves 712 with equal distances around the circumference are opened on the rotating frame 711. The inner walls of the three curved grooves 712 on the same side are respectively slidably connected to the outside of the three short shafts 710; the inner wall of the rotating frame 711 is connected to a coil spring 713 by bolts, and the end of the coil spring 713 away from the rotating frame 711 is connected to the locking seat 706 on the same side. The outside is connected by bolts, and the outside of the rotating frame 711 is connected with the bevel rack 714 by bolts, the outside of the movable seat 8 is connected with the fixing pin 715 by bolts, the outside of the fixing pin 715 is rotatably connected with the toothed locking piece 716 through a bearing, the toothed locking piece 716 is clamped with the bevel rack 714, the outside of the fixing pin 715 is connected with the coil spring 2 717 by bolts, one end of the coil spring 2 717 is connected to the outside of the fixing pin 715 on the same side by bolts, and the other end is connected to the outside of the toothed locking piece 716 on the same side by bolts.

[0031] Specifically, after the screw body 5 passes through the surrounding tube 607, the hydraulic rod 2 702 is started, so that the output end of the hydraulic rod 2 702 pushes the movable seat 8 to slide on the sliding groove 701 so that the two locking seats 706 are close to the two ends of the screw body 5, and the torsion of the coil spring 1 713 is overcome to rotate the rotating frame 711, so that the curved groove 712 on the rotating frame 711 pushes the limit rod 709 connected to the short shaft 710 to move outward on the cutting groove 708, so that one end of the screw body 5 The end can be inserted into the locking seat 706, the rotating frame 711 is loosened, the limit rod 709 is reset and one end of the screw rod body 5 is clamped, and the rotating frame 711 is rotated forcefully. The bevel rack 714 on the rotating frame 711 will push away the toothed locking piece 716 and finally engage with the toothed locking piece 716. Under the torsion of the coil spring 717, the rotating frame 711 no longer rotates, thereby fixing one end of the screw rod body 5 on the movable seat 8, so that the screw rod body 5 can be installed in the device.

[0032] In specific application scenarios, the clamping and fixing module 7 is mainly suitable for the clamping and fixing link in the clamping and fixing process, that is, the clamping and fixing module 7 uses the sliding groove 701 and the hydraulic rod 702 to enable the movable seat 8 and the locking seat 706 to move within a certain range, so that the device can have the ability to clamp the screw body 5 of different lengths, and uses the short shaft 710 and the curved groove 712 to enable the limit rod 709 to clamp the screw body 5 in a rotating opening and closing manner to adapt to the contact surfaces of different shapes on the screw body 5, thereby ensuring the stability of the device's clamping of the screw body 5 and avoiding the screw body 5 from slipping under force during correction, thereby affecting the correction process.

[0033] A method for correcting a screw rod processing based on clamping, using a screw rod processing correcting device based on clamping as described above, comprises the following steps:

[0034] Step 1: Pass the screw body 5 to be corrected through the surrounding tube 607 and place it between the base 1 and the top plate 3, adjust the position of the movable seat 8 and use the clamping and fixing module 7 to fix the two ends of the screw body 5, so that the screw body 5 is stabilized on the base 1 (after the screw body 5 passes through the surrounding tube 607, start the hydraulic rod 2 702, so that the output end of the hydraulic rod 2 702 pushes the movable seat 8 to slide on the sliding groove 701 so that the two locking seats 706 are close to the two ends of the screw body 5, overcome the torsion of the coil spring 1 713, and rotate the rotating frame 711, so that the curved groove 71 on the rotating frame 711 is 2. Push the limiting rod 709 connected to the short shaft 710 to move outward on the cut groove 708, so that one end of the screw body 5 can be inserted into the locking seat 706, loosen the rotating frame 711, reset the limiting rod 709 and clamp one end of the screw body 5, and rotate the rotating frame 711 with force. The inclined rack 714 on the rotating frame 711 will push the toothed locking piece 716 away and finally engage with the toothed locking piece 716. Under the torsion of the coil spring 717, the rotating frame 711 no longer rotates, thereby fixing one end of the screw body 5 on the movable seat 8, so that the screw body 5 can be installed in the device);

[0035] Step 2: Use the motor 3 703 on the clamping and fixing module 7 to drive the screw body 5 to rotate, and use the push rod 620 and the displacement sensor 623 to detect the deformation position on the screw body 5. After detecting the deformation position, adjust the deformation position of the screw body 5 upward, use the synchronous correction module 6 to heat the deformation position and correct it, and at the same time, perform synchronous correction on the threaded groove on the screw body 5 (during the rotation of the screw body 5, start the motor 1 604, the motor 1 604 drives the threaded rod 602 to rotate, so that the threaded rod 602 drives the surrounding tube 607 to move along the screw body 5, and the push rod 620 on the surrounding tube 607 is always in close contact with the outside of the screw body 5 under the elastic force of the spring 2 621, so that the push rod 620 can move up and down with the deformation when it contacts the deformation position on the screw body 5, so that the displacement sensor 623 can slide on the vertical rod 622 and record the deformation amplitude After the deformation is detected, the deformed position of the screw body 5 is rotated upward, and the spray gun 611 is started. Acetylene is transported into the annular air guide pipe 612 through the air supply pipe 613 and supplied to the spray gun 611. The spray gun 611 heats the deformed position and the surrounding area of ​​the screw body 5. After the heating is completed, the hydraulic rod 608 is started, and the output end of the hydraulic rod 608 is extended, so that the hydraulic rod 608 drives the correction roller 609 to press down and correct the deformed position. After correction, the motor 2 617 is started, and the motor 2 617 drives the grinding wheel 616 to rotate. Under the elastic force of the spring 1 618, the grinding wheel 616 is always in close contact with the inner wall of the thread groove on the screw body 5, so that the grinding wheel 616 grinds the thread groove, causing the screw body 5 to rotate. During the rotation of the screw body 5, the motor 1 604 is started to move the movable platform 603 on the threaded rod 602, so that the grinding wheel 616 can continue to grind along the moving thread groove).

[0036] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A clamping-based screw processing and correction device, comprising a base (1), characterized in that: Two symmetrical brackets (2) are fixedly connected to the upper side of the base (1), and the opposite sides of the two brackets (2) are fixedly connected to the same top plate (3), and a reserved groove (4) is opened on the upper side of the base (1), and a screw body (5) is arranged between the top plate (3) and the reserved groove (4), and a synchronous correction module (6) is arranged outside the screw body (5), and the synchronous correction module (6) comprises a surrounding cylinder (607), the surrounding cylinder (607) is located outside the screw body (5), and a correction roller (609) is arranged inside the surrounding cylinder (607), and the correction roller (609) contacts the outside of the screw body (5), and a grinding wheel (616) is arranged inside the surrounding cylinder (607), and the outside of the grinding wheel (616) contacts the inner wall of the thread groove on the screw body (5), and two symmetrical clamping and fixing modules (7) are arranged outside the screw body (5), and the outsides of the two clamping and fixing modules (7) are both provided with movable seats (8).

2. A clamping-based screw processing and correction device according to claim 1, characterized in that: Two symmetrical pedestals (601) are fixedly connected to the upper side of the top plate (3), and the two pedestals (601) are movably connected to the same threaded rod (602). A moving platform (603) is arranged outside the threaded rod (602). A rectangular opening (605) is opened on the upper side of the top plate (3), and the inner wall of the rectangular opening (605) is slidably connected to the outside of the moving platform (603). A motor 1 (604) is fixedly connected to the outside of one of the pedestals (601), and the output end of the motor 1 (604) is connected to one side of the threaded rod (602) through a coupling. A connecting piece (606) is fixedly connected to the bottom of the moving platform (603).

3. A clamping-based screw processing and correction device according to claim 2, characterized in that: The bottom of the connecting member (606) is fixedly connected to the outside of the surrounding cylinder (607), and a circular opening is provided on the connecting member (606) and the surrounding cylinder (607). The inner wall of the circular opening is fixedly connected to the same hydraulic rod 1 (608). The output end of the hydraulic rod 1 (608) is movably connected to the outside of the correction roller (609). The surrounding cylinder (607) is provided with a circular hole, and the inner wall of the circular hole is fixedly connected to an annular seat (614). A connecting rod (615) is slidably connected inside the annular seat (614). One end of the connecting rod (615) close to the grinding wheel (616) is fixedly connected to the connecting seat, and the inner wall of the connecting seat is movably connected to the outside of the grinding wheel (616). The outside of the connecting seat is fixedly connected to the second motor (617), and the output end of the second motor (617) is connected to one side of the grinding wheel (616) through a coupling.

4. A clamping-based screw rod processing and correction device according to claim 3, characterized in that: The connecting rod (615) is surrounded by a spring 1 (618), one end of the spring 1 (618) is fixedly connected to the outside of the connecting rod (615), and the other end is fixedly connected to the outside of the annular seat (614), and four rectangular grooves (610) are arranged on the surrounding tube (607) and are equidistantly distributed around the circumference, and a spray gun (611) is fixedly connected to the inside of the rectangular grooves (610), and a thin tube is arranged on the outside of the rectangular grooves (610), and one end of the thin tube away from the spray gun (611) is fixedly connected to the same annular air guide tube (612).

5. A clamping-based screw rod processing and correction device according to claim 4, characterized in that: The annular air guide tube (612) is provided with an orifice, and an air delivery tube (613) is fixedly connected in the orifice. The annular air guide tube (612) is located outside the surrounding tube (607), and the surrounding tube (607) is provided with a hole groove, and an annular platform (619) is fixedly connected in the hole groove. A push rod (620) is slidably connected in the annular platform (619), and one end of the push rod (620) close to the screw body (5) contacts the outside of the screw body (5). The annular platform (61 9) is fixedly connected to the outside of the boss, the bottom of the boss is fixedly connected to a vertical rod (622), the outside of the vertical rod (622) is slidably connected to a displacement sensor (623), the outside of the displacement sensor (623) is fixedly connected to the bottom of the top rod (620), the outside of the top rod (620) is surrounded by a second spring (621), one end of the second spring (621) is fixedly connected to the outside of the top rod (620), and the other end is fixedly connected to the bottom of the annular platform (619).

6. The clamping-based screw rod processing and correction device according to claim 5, characterized in that: The clamping and fixing module (7) comprises a sliding groove (701), wherein the two sliding grooves (701) are both provided on the upper side of the base (1), the inner walls of the two sliding grooves (701) are respectively slidably connected to the outside of the two movable seats (8), and the inner walls of the two sliding grooves (701) on a side away from the movable seat (8) are both provided with a second hydraulic rod (702), the output ends of the second hydraulic rod (702) are both fixedly connected to the outside of the movable seat (8) on the same side, and the upper sides of the two movable seats (8) are both fixedly connected with a fixing ring (705).

7. The clamping-based screw processing and correction device according to claim 6 is characterized in that: The two movable seats (8) are each provided with a notch, a motor three (703) is fixedly connected in the notch, the output end of the motor three (703) is connected to a gear (704) via a coupling, the inner walls of the two fixed rings (705) are each movably connected to a locking seat (706), the outside of the locking seat (706) is each fixedly connected to a gear ring (707), and the gear ring (707) located on the same side is meshed with the gear (704).

8. The clamping-based screw rod processing and correction device according to claim 7 is characterized in that: The two locking seats (706) are provided with three circumferentially equidistantly distributed cutting grooves (708) on one side opposite to the other, and a limiting rod (709) is slidably connected in the cutting groove (708). The end of the limiting rod (709) close to the screw body (5) is in contact with the outside of the screw body (5), and the side of the limiting rod (709) away from the locking seat (706) is fixedly connected to a short shaft (710), and the two locking seats (706) are movably connected to a rotating frame (711) on one side opposite to the other, and the rotating frame (711) is provided with three circumferentially equidistantly distributed curved grooves (712), and the inner walls of the three curved grooves (712) on the same side are slidably connected to the outside of the three short shafts (710) respectively.

9. The clamping-based screw processing and correction device according to claim 8, characterized in that: The inner wall of the rotating frame (711) is fixedly connected to a coil spring 1 (713); one end of the coil spring 1 (713) away from the rotating frame (711) is fixedly connected to the outside of the locking seat (706) on the same side; the outside of the rotating frame (711) is fixedly connected to an inclined rack (714); the outside of the movable seat (8) is fixedly connected to a fixing pin (715); the outside of the fixing pin (715) is movably connected to a toothed locking piece (716); the toothed locking piece (716) is engaged with the inclined rack (714); the outside of the fixing pin (715) is fixedly connected to a coil spring 2 (717); one end of the coil spring 2 (717) is fixedly connected to the outside of the fixing pin (715) on the same side; and the other end of the coil spring 2 is fixedly connected to the outside of the toothed locking piece (716) on the same side.

10. A method for correcting a screw rod processing based on clamping, using the screw rod processing correcting device based on clamping as claimed in claim 9, characterized in that: The steps include: Step 1: Pass the screw body (5) to be corrected through the surrounding tube (607) and place it between the base (1) and the top plate (3), adjust the position of the movable seat (8) and use the clamping and fixing module (7) to fix the two ends of the screw body (5) so that the screw body (5) is stabilized on the base (1); Step 2: Use the motor 3 (703) on the clamping and fixing module (7) to drive the screw body (5) to rotate and use the push rod (620) and the displacement sensor (623) to detect the deformation position on the screw body (5). After the deformation position is detected, adjust the deformation position of the screw body (5) upward, use the synchronous correction module (6) to heat the deformation position and correct it, and at the same time, synchronously correct the thread groove on the screw body (5).

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