WO2023168959A1 - 摩擦焊机轴心调节装置及摩擦焊机 - Google Patents

摩擦焊机轴心调节装置及摩擦焊机 Download PDF

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Publication number
WO2023168959A1
WO2023168959A1 PCT/CN2022/129110 CN2022129110W WO2023168959A1 WO 2023168959 A1 WO2023168959 A1 WO 2023168959A1 CN 2022129110 W CN2022129110 W CN 2022129110W WO 2023168959 A1 WO2023168959 A1 WO 2023168959A1
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WO
WIPO (PCT)
Prior art keywords
sleeve
tailstock
workpiece
adjustment
driving device
Prior art date
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PCT/CN2022/129110
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English (en)
French (fr)
Inventor
张春波
周军
赵玉珊
杨海峰
乌彦全
梁武
李睿
秦丰
李运雷
王祁
闫翰林
张文瀚
林跃
许明
金尕迪
Original Assignee
哈尔滨焊接研究院有限公司
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Application filed by 哈尔滨焊接研究院有限公司 filed Critical 哈尔滨焊接研究院有限公司
Publication of WO2023168959A1 publication Critical patent/WO2023168959A1/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
    • B23K20/12—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
    • B23K20/121—Control circuits therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
    • B23K20/12—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
    • B23K20/122—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding
    • B23K20/1245—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding characterised by the apparatus
    • B23K20/126—Workpiece support, i.e. backing or clamping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
    • B23K20/12—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
    • B23K20/129—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding specially adapted for particular articles or workpieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
    • B23K20/26—Auxiliary equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/001—Turbines

Definitions

  • the present invention relates to the technical field of friction welding, and in particular to an axis adjustment device for a friction welding machine and a friction welding machine.
  • domestic friction welding machines usually use a dial indicator to detect the coaxiality difference between the main shaft workpiece and the moving tailstock end workpiece. After the detection is completed, the horizontal direction error is adjusted by manually adjusting the limits on both sides of the tailstock end mechanism. Screws, the adjustment distance depends on the operator's experience, and then the dial indicator is used repeatedly to test.
  • the position of the limit screw is repeatedly adjusted multiple times to ensure that the horizontal direction of the moving tailstock end workpiece is coaxial with the spindle workpiece; for errors in the vertical direction Adjust, according to the test results of the dial indicator, if the overall position of the tailstock end mechanism is lower than the position of the main spindle box, the entire tailstock end mechanism needs to be disassembled and lifted, and a standard specification copper plate should be added to the plane under the sliding table to ensure that it is in contact with the main spindle box mechanism. Coaxial in the vertical direction, the adjustment process is time-consuming and laborious.
  • the purpose of the present invention is to provide a friction welding machine axis adjustment device and a friction welding machine to solve the above-mentioned problems existing in the prior art and save time and effort in the axis adjustment process.
  • the present invention provides the following solutions:
  • the invention provides an axis adjustment device for a friction welding machine, which includes a workpiece clamping mechanism, an inner tapered sleeve, an inner square sleeve, a tailstock body, a plurality of first adjusting devices, a plurality of second adjusting devices and a first driving device.
  • the workpiece clamping mechanism is used to clamp the tailstock workpiece;
  • the workpiece clamping structure is fixedly arranged inside the inner taper sleeve, and one end of the inner taper sleeve close to the tailstock workpiece has a convex surface, and at least part of the convex surface is located On the same spherical surface;
  • the inner square sleeve is arranged inside the tailstock shell, and a plurality of key pins are evenly arranged along the circumferential direction on the inner wall of one end of the inner square sleeve close to the tailstock workpiece, and each of the key pins is close to the One end surface of the inner tapered sleeve can fit with the convex surface located on the same spherical surface;
  • the tailstock body includes a tailstock shell, and a locking rod can pass through the tailstock shell, the inner square sleeve and all the One end of the inner taper sleeve is away from the tailstock workpiece and extend
  • the inner square sleeve is fixedly connected to the locking rod.
  • One end of the locking rod located inside the inner taper sleeve has a The first limiting part, the wall surface of the side wall of the first limiting part away from the tailstock workpiece and the wall surface of the inner wall of the inner taper sleeve far away from the tailstock workpiece are the spherical surface of a sphere with the same diameter, and the tailstock shell
  • At least one limiting pin is provided on the inner wall along the radial direction, and a corresponding limiting groove is provided on the outer wall of the inner square sleeve. The cooperation between the limiting pin and the limiting groove can limit the occurrence of the inner square sleeve on the shaft.
  • each first adjustment device is evenly distributed along the circumferential direction of the inner square sleeve, and the output end of each first adjustment device is in contact with the outer wall of the inner square sleeve and can push
  • the radial position of the inner square sleeve can be adjusted by the cooperation of each of the first adjustment devices
  • each of the second adjustment devices is evenly distributed along the circumferential direction of the inner tapered sleeve.
  • the output end of the second adjustment device is in contact with the outer wall of the inner cone sleeve and can push the movement of the inner cone sleeve.
  • the inner cone can be adjusted by each second adjustment device cooperating with the key pin.
  • the angular position of the sleeve is adjusted; the first driving device is transmission connected with the locking rod, and the first driving device drives the locking rod to move in a direction away from the tailstock workpiece to limit the inner direction of the locking rod. axial movement of the sleeve and the inner tapered sleeve.
  • the workpiece clamping mechanism includes a workpiece clamping sleeve and a second driving device.
  • the workpiece clamping sleeve is used to install the tailstock workpiece.
  • the second driving device is fixedly installed inside the inner taper sleeve.
  • the output end of the second driving device is fixedly connected to the workpiece clamping sleeve.
  • the second driving device can drive the workpiece clamping sleeve to extend or retract from the inner tapered sleeve.
  • the workpiece clamping sleeve When extending from the inner taper sleeve, the tailstock workpiece can be removed. When the workpiece clamping sleeve retracts the inner taper sleeve, the opening diameter of the end of the workpiece clamping sleeve close to the tailstock workpiece is reduced so that it can be clamped Tailstock workpiece.
  • a protrusion is provided on the outer wall of one end of the workpiece clamping sleeve close to the tailstock workpiece, and a first protrusion extending from one end of the workpiece clamping sleeve close to the tailstock workpiece to the other end is provided on the workpiece clamping sleeve.
  • the protrusion can abut against the inner wall of the inner taper sleeve so that the opening diameter of one end of the workpiece clamping sleeve close to the tailstock workpiece Reduce the size to clamp the tailstock workpiece.
  • the tailstock body further includes a base, the base is fixedly provided below the tailstock shell, the base is provided with a plurality of first grooves, and the tailstock shell is provided with a plurality of corresponding first grooves.
  • a through hole, a buffer member is fixedly provided in each first groove, and each buffer member can pass through the first through hole and abut against the inner square sleeve.
  • the buffer member is a spring.
  • the first adjustment device includes a third driving device and a first adjustment rod.
  • a plurality of second through holes are evenly opened along the circumference of the tailstock housing.
  • One of the first adjustment rods can pass through one of the first adjustment rods.
  • the second through hole is in contact with the outer wall of the inner square sleeve, each of the first adjustment rods is arranged radially along the inner square sleeve, and the third driving device is fixedly installed on the tailstock housing.
  • the third driving device is transmission connected with the first adjusting rod, and the third driving device can drive the first adjusting rod to move in a direction close to the inner square sleeve.
  • the third driving device includes a first servo motor, a first screw rod, a first screw nut and a first adjusting wedge, and the first screw rod is drivingly connected to the output shaft of the first servo motor, so The first screw nut and the first screw rod are threadedly connected, the first adjusting wedge and the first screw nut are fixedly connected, and the end of the first adjusting rod away from the inner square sleeve can abut against the On the sliding surface of the first adjusting wedge, the first servo motor drives the first screw to rotate, which can drive the first adjusting wedge to move along the extension direction of the first screw, thereby pushing the first screw. The first adjusting rod moves toward the direction of the inner square sleeve.
  • the second adjusting device includes a fourth driving device and a second adjusting rod, a plurality of third through holes are evenly opened along the circumferential direction of the tailstock shell, and a plurality of third through holes are opened correspondingly on the inner square sleeve.
  • a second adjusting rod can pass through a third through hole and a fourth through hole and be universally connected to the inner taper sleeve, and the fourth driving device is fixedly arranged on the tail
  • the fourth driving device is transmission connected with the second adjusting rod, and the fourth driving device can drive the second adjusting rod to move in a direction close to the inner taper sleeve.
  • the fourth driving device includes a second servo motor, a second screw rod, a second screw nut and a second adjusting wedge
  • the second screw rod is drivingly connected to the output shafts of the two servo motors
  • the The second screw nut is threadedly connected to the second screw rod
  • the second adjusting wedge is fixedly connected to the second screw nut
  • the end of the second adjusting rod away from the inner taper sleeve can be in contact with the second screw nut.
  • the second servo motor drives the second screw to rotate, which can drive the second adjusting wedge to move along the extension direction of the second screw, thereby pushing the second screw.
  • the second adjusting rod moves closer to the inner taper sleeve.
  • the present invention also provides a friction welding machine, including the above-mentioned friction welding machine axis adjustment device.
  • the workpiece clamping mechanism for clamping the tailstock workpiece is arranged inside the inner taper sleeve, and the inner taper sleeve is arranged inside the inner square sleeve.
  • a plurality of second adjustment devices can cooperate to adjust the angular position of the tailstock workpiece, and then a plurality of first adjustment devices can cooperate to adjust the radial position of the tailstock workpiece, eliminating the need for manual adjustment and improving the axis Cardiac regulation efficiency. Therefore, the friction welding machine axis adjusting device and the friction welding machine axis adjusting process provided by the present invention save time and effort.
  • Figure 1 is a cross-sectional view of the friction welding machine axis adjustment device provided in Embodiment 1;
  • Figure 2 is a schematic structural diagram of the first adjustment device provided in Embodiment 1;
  • Figure 3 is a schematic structural diagram of the second adjustment device provided in Embodiment 2;
  • 100-friction welding machine axis adjustment device 1-workpiece clamping mechanism; 11-workpiece clamping sleeve; 111-convex; 12-second driving device; 2-inner taper sleeve; 21-convex surface; 3 -Inner square sleeve; 31-key pin; 4-tailstock body; 41-tailstock shell; 411-limit pin; 42-base; 421-buffer; 5-first adjustment device; 51-third drive device ; 511-the first servo motor; 512-the first screw rod; 513-the first screw nut; 52-the first adjustment wedge; 53-the first adjustment rod; 6-the second adjustment device; 61-the fourth driving device ; 611-the second servo motor; 612-the second screw rod; 613-the second screw nut; 62-the second adjustment wedge; 63-the second adjustment rod; 7-the first driving device; 71-locking rod.
  • the object of the present invention is to provide an axis center adjustment device for a friction welding machine to solve the problems existing in the prior art and save time and effort in the axis center adjustment process.
  • This embodiment provides an axis adjustment device 100 for a friction welding machine, as shown in Figure 1 , including a workpiece clamping mechanism 1, an inner tapered sleeve 2, an inner square sleeve 3, a tailstock body 4, and a plurality of first adjusting devices 5 , a plurality of second adjustment devices 6 and a first driving device 7.
  • the workpiece clamping mechanism 1 is used to clamp the tailstock workpiece; the workpiece clamping structure is fixedly arranged inside the inner taper sleeve 2, and the inner taper sleeve 2 is close to the tailstock workpiece.
  • One end has a convex surface 21, and at least part of the convex surface 21 is located on the same spherical surface;
  • the inner square sleeve 3 is arranged inside the tailstock shell 41, and a plurality of key pins 31 are evenly arranged along the circumferential direction on the inner wall of the end of the inner square sleeve 3 close to the tailstock workpiece.
  • the end surface of each key pin 31 close to the inner taper sleeve 2 can fit with the convex surface 21 on the same spherical surface;
  • the tailstock body 4 includes a tailstock shell 41, and a locking rod 71 can pass through the tailstock shell 41 and the inner side in sequence.
  • the sleeve 3 and the end of the inner taper sleeve 2 are away from the tailstock workpiece and extend into the inside of the inner taper sleeve 2.
  • the inner square sleeve 3 is fixedly connected to the locking rod 71.
  • the locking rod 71 has an end located inside the inner taper sleeve 2 with a first
  • the limiting part, the wall surface of the first limiting part away from the side wall of the tailstock workpiece and the wall surface of the inner wall of the inner tapered sleeve 2 far away from the tailstock workpiece are the spherical surface of a sphere with the same diameter, and are arranged radially on the inner wall of the tailstock shell 41
  • each third An adjusting device 5 is evenly distributed along the circumferential direction of the inner square sleeve 3.
  • the output end of each first adjusting device 5 is in contact with the outer wall of the inner square sleeve 3 and can push the inner square sleeve 3 to move.
  • each second adjustment device 6 is evenly distributed along the circumferential direction of the inner cone sleeve 2, and the output end of each second adjustment device 3 is in contact with the outer wall of the inner cone sleeve 2 and can By pushing the movement of the inner taper sleeve 2, the angular position of the inner taper sleeve 2 can be adjusted by the cooperation of each second adjustment device 6 with the key pin 31; the first driving device 7 is transmission connected with the locking rod 71, and through the first driving device The device 7 drives the locking rod 71 to move away from the tailstock workpiece to limit the axial movement of the inner square sleeve 3 and the inner tapered sleeve 2 .
  • the workpiece clamping mechanism 1 for clamping the tailstock workpiece is arranged inside the inner tapered sleeve 2, and the inner tapered sleeve 2 is arranged inside the inner square sleeve 3.
  • the control panel can transmit the data to the PLC.
  • the PLC automatically controls the actions of the first adjustment device and the second adjustment device 6 based on the detection data to adjust the tailstock workpiece. The direction and adjustment distance are controlled.
  • the key pin 31 is first matched with a plurality of second adjustment devices 6 to adjust the angular position of the tailstock workpiece, and then the angular position of the tailstock workpiece is adjusted through a plurality of first adjustment devices 5. It is used to adjust the radial position of the tailstock workpiece to ensure that the spindle workpiece and the tailstock workpiece are coaxial. After the adjustment is completed, the coaxiality accuracy error is less than 0.03 mm, and the axis adjustment process saves time and effort.
  • the workpiece clamping mechanism 1 includes a workpiece clamping sleeve 11 and a second driving device 12.
  • the workpiece clamping sleeve 11 is used to install the tailstock workpiece.
  • the second driving device 12 is fixedly installed inside the inner taper sleeve 2.
  • the second driving device 12 is The output end is fixedly connected to the workpiece clamping sleeve 11.
  • the second driving device 12 can drive the workpiece clamping sleeve 11 to extend or retract from the inner taper sleeve 2.
  • the workpiece clamping sleeve 11 When the workpiece clamping sleeve 11 extends from the inner taper sleeve 2, it can Remove the tailstock workpiece, and when the workpiece clamping sleeve 11 retracts the inner taper sleeve 2, the opening diameter of the end of the workpiece clamping sleeve 11 close to the tailstock workpiece is reduced so that the tailstock workpiece can be clamped.
  • a protrusion 111 is provided on the outer wall of the workpiece clamping sleeve 11 at one end close to the tailstock workpiece.
  • the workpiece clamping sleeve 11 is provided with a first groove extending from one end of the workpiece clamping sleeve 11 close to the tailstock workpiece to the other end.
  • the workpiece clamp When the tightening sleeve 11 retracts the inner taper sleeve 2, the protrusion 111 can contact the inner wall of the inner taper sleeve 2 so that the opening diameter of the end of the workpiece clamping sleeve 11 close to the tailstock workpiece is reduced, thereby clamping the tailstock workpiece.
  • the tailstock body 4 also includes a base 42.
  • the base 42 is fixedly arranged below the tailstock shell 41.
  • the base 42 is provided with a plurality of first grooves.
  • the tailstock shell 41 is provided with a plurality of first through holes correspondingly, each with a first through hole.
  • a buffer member 421 is fixedly installed in the groove. Each buffer member 421 can pass through the first through hole and abut against the inner square sleeve 3 to support the inner square sleeve 3 and reduce the friction of the first adjustment device 5. The force is applied to facilitate the adjustment of the radial position of the tailstock workpiece.
  • the buffer member 421 is a spring.
  • the first adjusting device 5 includes a third driving device 51 and a first adjusting rod 53.
  • a plurality of second through holes are evenly opened along the circumferential direction of the tailstock housing 41.
  • a first adjusting rod 53 can pass through a second through hole and In contact with the outer wall of the inner square sleeve 3, each first adjusting rod 53 is arranged radially along the inner square sleeve 3.
  • the third driving device 51 is fixedly installed on the tailstock housing 41.
  • the third driving device 51 is connected with the first adjusting rod 53.
  • the rod 53 is transmission connected, and the third driving device 51 can drive the first adjusting rod 53 to move in the direction close to the inner square sleeve 3.
  • first adjusting rods 53 Through the cooperation of multiple first adjusting rods 53, some of the first adjusting rods 53 are used to feed and push the inner square sleeve 3. The square sleeve 3 moves, and at the same time, the remaining first adjusting rods 53 withdraw from the tailstock housing 41 under the action of the inner square sleeve 3 to adjust the radial position of the tailstock workpiece.
  • the third driving device 51 includes a first servo motor 511, a first screw rod 512, a first screw nut 513 and a first adjusting wedge 52.
  • the first screw rod 512 is drivingly connected to the output shaft of the first servo motor 511.
  • the mother 513 is threadedly connected to the first screw rod 512, the first adjusting wedge 52 and the first screw nut 513 are fixedly connected, and the end of the first adjusting rod 53 away from the inner square sleeve 3 can abut against the slide of the first adjusting wedge 52.
  • the first servo motor 511 drives the first screw rod 512 to rotate, which can drive the first adjustment wedge 52 to move along the extending direction of the first screw rod 512, thereby pushing the first adjustment rod 53 closer to the inner square sleeve. 3 direction movement.
  • the second adjusting device 6 includes a fourth driving device 61 and a second adjusting rod 63.
  • a plurality of third through holes are evenly opened along the circumferential direction of the tailstock housing 41, and a plurality of fourth through holes are correspondingly opened on the inner square sleeve 3.
  • a second adjusting rod 63 can pass through a third through hole and a fourth through hole and is universally connected to the inner tapered sleeve 2.
  • the fourth driving device 61 is fixedly provided on the tailstock housing 41, and the fourth driving device 61 is connected to the tailstock housing 41.
  • the second adjusting rod 63 is connected through transmission.
  • the fourth driving device 61 can drive the second adjusting rod 63 to move in the direction close to the inner taper sleeve 2.
  • the fourth driving device 61 includes a second servo motor 611, a second screw rod 612, a second screw nut 613 and a second adjusting wedge 62.
  • the second screw rod 612 is drivingly connected to the output shafts of the two servo motors, and the second screw nut 613 It is threadedly connected to the second screw rod 612, and the second adjusting wedge block 62 and the second screw nut 613 are fixedly connected.
  • the end of the second adjusting rod 63 away from the inner taper sleeve 2 can abut against the sliding surface of the second adjusting wedge block 62.
  • the second servo motor 611 drives the second screw rod 612 to rotate, which can drive the second adjustment wedge 62 to move along the extension direction of the second screw rod 612, thereby pushing the second adjustment rod 63 to move in the direction closer to the inner taper sleeve 2.
  • This embodiment provides a friction welding machine, including the friction welding machine axis adjustment device 100 in Embodiment 1.
  • the workpiece clamping mechanism 1 for clamping the tailstock workpiece is arranged inside the inner tapered sleeve 2, and the inner tapered sleeve 2 is arranged inside the inner square sleeve 3.
  • the key pin 31 cooperates with a plurality of second adjusting devices 6 to adjust the workpiece clamping mechanism 1.
  • the angular position of the tailstock workpiece is adjusted, and then the radial position of the tailstock workpiece can be adjusted through the cooperation of multiple first adjustment devices 5, eliminating the need for manual adjustment, which improves the efficiency of axis center adjustment and saves time in the process of axis center adjustment. Save time and effort.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)

Abstract

一种摩擦焊机轴心调节装置（100），包括工件夹紧机构（1）、内锥套（2）、内方套（3）、尾座本体（4）、多个第一调节装置（5）、多个第二调节装置（6）以及第一驱动装置（7），工件夹紧机构用于夹紧尾座工件；工件夹紧机构固定设置于内锥套内部；内方套设置于尾座外壳（41）内部；尾座本体包括尾座外壳，一锁紧杆（71）能够依次穿过尾座外壳、内方套以及内锥套远离尾座工件的一端并伸入至内锥套内部；各第一调节装置沿内方套周向均匀分布；各第二调节装置沿内锥套周向均匀分布；第一驱动装置与锁紧杆传动连接。以及一种摩擦焊机，包括该摩擦焊机轴心调节装置。该摩擦焊机轴心调节装置及摩擦焊机轴心调节过程省时省力。

Description

摩擦焊机轴心调节装置及摩擦焊机 技术领域
本发明涉及摩擦焊接技术领域，特别是涉及一种摩擦焊机轴心调节装置及摩擦焊机。
背景技术
目前国内的摩擦焊机，通常利用百分表检测主轴工件和移动尾座端工件同轴度差值，检测完成后，对于水平方向的误差调整，通过人工调节尾座端机构两侧的限位螺钉，调节距离凭操作人员经验，之后重复利用百分表检测，根据检测结果多次反复调节限位螺钉的位置，才能保证移动尾座端工件水平方向与主轴工件同轴；对于垂直方向的误差调整，根据百分表检测结果，如果尾座端机构整体位置低于主轴箱位置，需要把尾座端机构整体拆卸吊起，在滑台下平面添加标准规格的铜板，以保证和主轴箱机构在垂直方向同轴，调整过程费时费力。
发明内容
本发明的目的是提供一种摩擦焊机轴心调节装置及摩擦焊机，以解决上述现有技术存在的问题，轴心调节过程省时省力。
为实现上述目的，本发明提供了如下方案：
本发明提供一种摩擦焊机轴心调节装置，包括工件夹紧机构、内锥套、内方套、尾座本体、多个第一调节装置、多个第二调节装置以及第一驱动装置，所述工件夹紧机构用于夹紧尾座工件；所述工件夹紧结构固定设置于所述内锥套内部，所述内锥套靠近尾座工件的一端具有凸面，至少部分所述凸面位于同一球面上；所述内方套设置于所述尾座外壳内部，所述内方套靠近尾座工件一端的内壁上沿周向均匀设置有多个键销，各所述键销靠近所述内锥套一端端面能够与位于同一球面上的所述凸面相贴合；所述尾座本体包括尾座外壳，一锁紧杆能够依次穿过所述尾座外壳、所述内方套以及所述内锥套远离尾座工件的一端并伸入至所述内锥套内部，所述内方套与所述锁紧杆固定连接，所述锁紧杆位于所述内锥套内部的一端具有第一限位部，所述第一限位部远离尾座工件一侧侧壁的壁面与所述内锥套 远离尾座工件一端内壁的壁面为一相同直径球体的球面，所述尾座外壳内壁上沿径向设置有至少一个限位销，所述内方套外壁上对应开设有限位槽，通过所述限位销和所述限位槽相配合能够限制所述内方套发生在轴向上具有运动分量的运动；各所述第一调节装置沿所述内方套周向均匀分布，各所述第一调节装置的输出端抵接于所述内方套的外壁上并能够推动所述内方套运动，通过各所述第一调节装置相配合能够对所述内方套径向位置进行调节；各所述第二调节装置沿所述内锥套周向均匀分布，各所述第二调节装置的输出端抵接于所述内锥套的外壁上并能够推动所述内锥套运动，通过各所述第二调节装置与所述键销相配合能够对所述内锥套的角向位置进行调节；所述第一驱动装置与所述锁紧杆传动连接，通过所述第一驱动装置驱动所述锁紧杆向远离尾座工件的方向移动能够限制所述内方套和所述内锥套的轴向移动。
优选的，所述工件夹紧机构包括工件夹紧套和第二驱动装置，所述工件夹紧套用于安装尾座工件，所述第二驱动装置固定设置于所述内锥套内部，所述第二驱动装置的输出端与所述工件夹紧套固定连接，所述第二驱动装置能够驱动所述工件夹紧套从所述内锥套中伸出或缩回，所述工件夹紧套从所述内锥套中伸出时能够取下尾座工件，所述工件夹紧套缩回所述内锥套时所述工件夹紧套靠近尾座工件的一端开口直径缩小从而能够夹紧尾座工件。
优选的，所述工件夹紧套靠近尾座工件一端的外壁上设置有凸起，所述工件夹紧套上开设有自所述工件夹紧套靠近尾座工件一端向另一端延伸的第一凹槽，所述工件夹紧套缩回所述内锥套时，所述凸起能够抵接于所述内锥套的内壁上以使得所述工件夹紧套靠近尾座工件的一端开口直径缩小，从而实现夹紧尾座工件。
优选的，所述尾座本体还包括底座，所述底座固定设置在所述尾座外壳下方，所述底座上开设有多个第一凹槽，所述尾座外壳上对应开设有多个第一通孔，各所述第一凹槽中均固定设置有一缓冲件，各所述缓冲件能够穿过所述第一通孔并抵接于所述内方套上。
优选的，所述缓冲件为弹簧。
优选的，所述第一调节装置包括第三驱动装置和第一调节杆，沿所述尾座外壳周向均匀开设有多个第二通孔，一个所述第一调节杆能够穿过一个所述第二通孔并抵接于所述内方套的外壁上，各所述第一调节杆均沿所述内方套径向设置，所述第三驱动装置固定设置在所述尾座外壳上，所述第三驱动装置与所述第一调节杆传动连接，所述第三驱动装置能够驱动所述第一调节杆向靠近所述内方套的方向移动。
优选的，所述第三驱动装置包括第一伺服电机、第一丝杆、第一丝母和第一调整楔块，所述第一丝杆与所述第一伺服电机输出轴传动连接，所述第一丝母和所述第一丝杆螺纹连接，所述第一调整楔块和所述第一丝母固定连接，所述第一调节杆远离所述内方套的一端能够抵接于所述第一调整楔块的滑移面上，通过所述第一伺服电机驱动所述第一丝杆转动能够带动第一调整楔块沿所述第一丝杆延伸方向运动，从而能够推动所述第一调节杆向靠近所述内方套的方向移动。
优选的，所述第二调节装置包括第四驱动装置和第二调节杆，沿所述尾座外壳周向均匀开设有多个第三通孔，所述内方套上对应开设有多个第四通孔，一个所述第二调节杆能够穿过一个所述第三通孔和一个第四通孔并与所述内锥套万向连接，所述第四驱动装置固定设置在所述尾座外壳上，所述第四驱动装置与所述第二调节杆传动连接，所述第四驱动装置能够驱动所述第二调节杆向靠近所述内锥套的方向移动。
优选的，所述第四驱动装置包括第二伺服电机、第二丝杆、第二丝母和第二调整楔块，所述第二丝杆与所述二伺服电机输出轴传动连接，所述第二丝母和所述第二丝杆螺纹连接，所述第二调整楔块和所述第二丝母固定连接，所述第二调节杆远离所述内锥套的一端能够抵接于所述第二调整楔块的滑移面上，通过所述第二伺服电机驱动所述第二丝杆转动能够带动第二调整楔块沿所述第二丝杆延伸方向运动，从而能够推动所述第二调节杆向靠近所述内锥套的方向移动。
本发明还提供一种摩擦焊机，包括如上所述的摩擦焊机轴心调节装置。
本发明相对于现有技术取得了以下技术效果：
本发明提供的摩擦焊机轴心调节装置及摩擦焊机，用于夹紧尾座工件的工件夹紧机构设置于内锥套的内部，内锥套设置于内方套内部，通过键销和多个第二调节装置相配合能够对尾座工件的角向位置进行调节，再通过多个第一调节装置相配合能够对尾座工件的径向位置进行调节，无需人工手动调节，提高了轴心调节效率。因此，本发明提供的摩擦焊机轴心调节装置及摩擦焊机轴心调节过程省时省力。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施例中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。
图1为实施例一中提供的摩擦焊机轴心调节装置的剖视图；
图2为实施例一中提供的第一调节装置的结构示意图；
图3为实施例二中提供的第二调节装置的结构示意图；
图中：100-摩擦焊机轴心调节装置；1-工件夹紧机构；11-工件夹紧套；111-凸起；12-第二驱动装置；2-内锥套；21-凸面；3-内方套；31-键销；4-尾座本体；41-尾座外壳；411-限位销；42-底座；421-缓冲件；5-第一调节装置；51-第三驱动装置；511-第一伺服电机；512-第一丝杆；513-第一丝母；52-第一调整楔块；53-第一调节杆；6-第二调节装置；61-第四驱动装置；611-第二伺服电机；612-第二丝杆；613-第二丝母；62-第二调整楔块；63-第二调节杆；7-第一驱动装置；71-锁紧杆。
具体实施方式
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。
本发明的目的是提供一种摩擦焊机轴心调节装置，以解决现有技术存在的问题，轴心调节过程省时省力。
为使本发明的上述目的、特征和优点能够更加明显易懂，下面结合附图和具体实施方式对本发明作进一步详细的说明。
实施例一
本实施例提供一种摩擦焊机轴心调节装置100，如图1所示，包括工件夹紧机构1、内锥套2、内方套3、尾座本体4、多个第一调节装置5、多个第二调节装置6以及第一驱动装置7，工件夹紧机构1用于夹紧尾座工件；工件夹紧结构固定设置于内锥套2内部，内锥套2靠近尾座工件的一端具有凸面21，至少部分凸面21位于同一球面上；内方套3设置于尾座外壳41内部，内方套3靠近尾座工件一端的内壁上沿周向均匀设置有多个键销31，各键销31靠近内锥套2一端端面能够与位于同一球面上的凸面21相贴合；尾座本体4包括尾座外壳41，一锁紧杆71能够依次穿过尾座外壳41、内方套3以及内锥套2远离尾座工件的一端并伸入至内锥套2内部，内方套3与锁紧杆71固定连接，锁紧杆71位于内锥套2内部的一端具有第一限位部，第一限位部远离尾座工件一侧侧壁的壁面与内锥套2远离尾座工件一端内壁的壁面为一相同直径球体的球面，尾座外壳41内壁上沿径向设置有至少一个限位销411，内方套3外壁上对应开设有限位槽，通过限位销411和限位槽相配合能够限制内方套3发生在轴向上具有运动分量的运动；各第一调节装置5沿内方套3周向均匀分布，各第一调节装置5的输出端抵接于内方套3的外壁上并能够推动内方套3运动，通过各第一调节装置5相配合能够对内方套3径向位置进行调节；各第二调节装置6沿内锥套2周向均匀分布，各第二调节装置3的输出端抵接于内锥套2的外壁上并能够推动内锥套2运动，通过各第二调节装置6与键销31相配合能够对内锥套2的角向位置进行调节；第一驱动装置7与锁紧杆71传动连接，通过第一驱动装置7驱动锁紧杆71向远离尾座工件的方向移动能够限制内方套3和内锥套2的轴向移动。
用于夹紧尾座工件的工件夹紧机构1设置于内锥套2的内部，内锥套2设置于内方套3内部，首先通过百分表对主轴工件和尾座工件的同轴度偏差进行检测，并将检测到的数值输入到设备控制面板，控制面板能够将数据传输至PLC，PLC根据检测数据自动控制第一调解装置和第二调节装置6动作，以对尾座工件的调整方向和调整距离进行控制，轴心调 节过程中，首先通过键销31和多个第二调节装置6相配合以对尾座工件的角向位置进行调节，再通过多个第一调节装置5相配合以对尾座工件的径向位置进行调节，保证主轴工件和尾座工件同轴，调节完成后同轴度精度误差小于0.03毫米，轴心调节过程省时省力。
工件夹紧机构1包括工件夹紧套11和第二驱动装置12，工件夹紧套11用于安装尾座工件，第二驱动装置12固定设置于内锥套2内部，第二驱动装置12的输出端与工件夹紧套11固定连接，第二驱动装置12能够驱动工件夹紧套11从内锥套2中伸出或缩回，工件夹紧套11从内锥套2中伸出时能够取下尾座工件，工件夹紧套11缩回内锥套2时工件夹紧套11靠近尾座工件的一端开口直径缩小从而能够夹紧尾座工件。
工件夹紧套11靠近尾座工件一端的外壁上设置有凸起111，工件夹紧套11上开设有自工件夹紧套11靠近尾座工件一端向另一端延伸的第一凹槽，工件夹紧套11缩回内锥套2时，凸起111能够抵接于内锥套2的内壁上以使得工件夹紧套11靠近尾座工件的一端开口直径缩小，从而实现夹紧尾座工件。
尾座本体4还包括底座42，底座42固定设置在尾座外壳41下方，底座42上开设有多个第一凹槽，尾座外壳41上对应开设有多个第一通孔，各第一凹槽中均固定设置有一缓冲件421，各缓冲件421能够穿过第一通孔并抵接于内方套3上，对内方套3起到支撑作用，减小第一调节装置5的受力，便于对尾座工件的径向位置进行调节。
缓冲件421为弹簧。
第一调节装置5包括第三驱动装置51和第一调节杆53，沿尾座外壳41周向均匀开设有多个第二通孔，一个第一调节杆53能够穿过一个第二通孔并抵接于内方套3的外壁上，各第一调节杆53均沿内方套3径向设置，第三驱动装置51固定设置在尾座外壳41上，第三驱动装置51与第一调节杆53传动连接，第三驱动装置51能够驱动第一调节杆53向靠近内方套3的方向移动，通过多个第一调节杆53相配合，部分第一调节杆53用于进给推动内方套3运动，同时其余第一调节杆53在内方套3作用下从尾座外壳41中退出，以对尾座工件的径向位置进行调节。
第三驱动装置51包括第一伺服电机511、第一丝杆512、第一丝母513和第一调整楔块52，第一丝杆512与第一伺服电机511输出轴传动连接，第一丝母513和第一丝杆512螺纹连接，第一调整楔块52和第一丝母513固定连接，第一调节杆53远离内方套3的一端能够抵接于第一调整楔块52的滑移面上，通过第一伺服电机511驱动第一丝杆512转动能够带动第一调整楔块52沿第一丝杆512延伸方向运动，从而能够推动第一调节杆53向靠近所述内方套3的方向移动。
第二调节装置6包括第四驱动装置61和第二调节杆63，沿尾座外壳41周向均匀开设有多个第三通孔，内方套3上对应开设有多个第四通孔，一个第二调节杆63能够穿过一个第三通孔和一个第四通孔并与内锥套2万向连接，第四驱动装置61固定设置在尾座外壳41上，第四驱动装置61与第二调节杆63传动连接，第四驱动装置61能够驱动第二调节杆63向靠近内锥套2的方向移动，通过多个第二调节杆63相配合，部分第一调节杆53用于进给推动内锥套2运动，同时其余第二调节杆63在内锥套2作用下从尾座外壳41中退出。
第四驱动装置61包括第二伺服电机611、第二丝杆612、第二丝母613和第二调整楔块62，第二丝杆612与二伺服电机输出轴传动连接，第二丝母613和第二丝杆612螺纹连接，第二调整楔块62和第二丝母613固定连接，第二调节杆63远离内锥套2的一端能够抵接于第二调整楔块62的滑移面上，通过第二伺服电机611驱动第二丝杆612转动能够带动第二调整楔块62沿第二丝杆612延伸方向运动，从而能够推动第二调节杆63向靠近内锥套2的方向移动。
实施例二
本实施例提供一种摩擦焊机，包括实施例一中的摩擦焊机轴心调节装置100。
用于夹紧尾座工件的工件夹紧机构1设置于内锥套2的内部，内锥套2设置于内方套3内部，通过键销31和多个第二调节装置6相配合能够对尾座工件的角向位置进行调节，再通过多个第一调节装置5相配合能够对尾座工件的径向位置进行调节，无需人工手动调节，提高了轴心调节效率，轴心调节过程省时省力。
本发明中应用了具体个例对本发明的原理及实施方式进行了阐述，以上实施例的说明只是用于帮助理解本发明的方法及其核心思想；同时，对于本领域的一般技术人员，依据本发明的思想，在具体实施方式及应用范围上均会有改变之处。综上所述，本说明书内容不应理解为对本发明的限制。

Claims (10)

  1. 一种摩擦焊机轴心调节装置，其特征在于：包括：
    工件夹紧机构，所述工件夹紧机构用于夹紧尾座工件；
    内锥套，所述工件夹紧结构固定设置于所述内锥套内部，所述内锥套靠近尾座工件的一端具有凸面，至少部分所述凸面位于同一球面上；
    内方套，所述内方套设置于所述尾座外壳内部，所述内方套靠近尾座工件一端的内壁上沿周向均匀设置有多个键销，各所述键销靠近所述内锥套一端端面能够与位于同一球面上的所述凸面相贴合；
    尾座本体，所述尾座本体包括尾座外壳，一锁紧杆能够依次穿过所述尾座外壳、所述内方套以及所述内锥套远离尾座工件的一端并伸入至所述内锥套内部，所述内方套与所述锁紧杆固定连接，所述锁紧杆位于所述内锥套内部的一端具有第一限位部，所述第一限位部远离尾座工件一侧侧壁的壁面与所述内锥套远离尾座工件一端内壁的壁面为一相同直径球体的球面，所述尾座外壳内壁上沿径向设置有至少一个限位销，所述内方套外壁上对应开设有限位槽，通过所述限位销和所述限位槽相配合能够限制所述内方套发生在轴向上具有运动分量的运动；
    多个第一调节装置，各所述第一调节装置沿所述内方套周向均匀分布，各所述第一调节装置的输出端抵接于所述内方套的外壁上并能够推动所述内方套运动，通过各所述第一调节装置相配合能够对所述内方套径向位置进行调节；
    多个第二调节装置，各所述第二调节装置沿所述内锥套周向均匀分布，各所述第二调节装置的输出端抵接于所述内锥套的外壁上并能够推动所述内锥套运动，通过各所述第二调节装置与所述键销相配合能够对所述内锥套的角向位置进行调节；
    以及第一驱动装置，所述第一驱动装置与所述锁紧杆传动连接，通过所述第一驱动装置驱动所述锁紧杆向远离尾座工件的方向移动能够限制所述内方套和所述内锥套的轴向移动。
  2. 根据权利要求1所述的摩擦焊机轴心调节装置，其特征在于：所述工件夹紧机构包括工件夹紧套和第二驱动装置，所述工件夹紧套用于安装 尾座工件，所述第二驱动装置固定设置于所述内锥套内部，所述第二驱动装置的输出端与所述工件夹紧套固定连接，所述第二驱动装置能够驱动所述工件夹紧套从所述内锥套中伸出或缩回，所述工件夹紧套从所述内锥套中伸出时能够取下尾座工件，所述工件夹紧套缩回所述内锥套时所述工件夹紧套靠近尾座工件的一端开口直径缩小从而能够夹紧尾座工件。
  3. 根据权利要求2所述的摩擦焊机轴心调节装置，其特征在于：所述工件夹紧套靠近尾座工件一端的外壁上设置有凸起，所述工件夹紧套上开设有自所述工件夹紧套靠近尾座工件一端向另一端延伸的第一凹槽，所述工件夹紧套缩回所述内锥套时，所述凸起能够抵接于所述内锥套的内壁上以使得所述工件夹紧套靠近尾座工件的一端开口直径缩小，从而实现夹紧尾座工件。
  4. 根据权利要求1所述的摩擦焊机轴心调节装置，其特征在于：所述尾座本体还包括底座，所述底座固定设置在所述尾座外壳下方，所述底座上开设有多个第一凹槽，所述尾座外壳上对应开设有多个第一通孔，各所述第一凹槽中均固定设置有一缓冲件，各所述缓冲件能够穿过所述第一通孔并抵接于所述内方套上。
  5. 根据权利要求4所述的摩擦焊机轴心调节装置，其特征在于：所述缓冲件为弹簧。
  6. 根据权利要求1所述的摩擦焊机轴心调节装置，其特征在于：所述第一调节装置包括第三驱动装置和第一调节杆，沿所述尾座外壳周向均匀开设有多个第二通孔，一个所述第一调节杆能够穿过一个所述第二通孔并抵接于所述内方套的外壁上，各所述第一调节杆均沿所述内方套径向设置，所述第三驱动装置固定设置在所述尾座外壳上，所述第三驱动装置与所述第一调节杆传动连接，所述第三驱动装置能够驱动所述第一调节杆向靠近所述内方套的方向移动。
  7. 根据权利要求6所述的摩擦焊机轴心调节装置，其特征在于：所述第三驱动装置包括第一伺服电机、第一丝杆、第一丝母和第一调整楔块，所述第一丝杆与所述第一伺服电机输出轴传动连接，所述第一丝母和所述第一丝杆螺纹连接，所述第一调整楔块和所述第一丝母固定连接，所述第 一调节杆远离所述内方套的一端能够抵接于所述第一调整楔块的滑移面上，通过所述第一伺服电机驱动所述第一丝杆转动能够带动第一调整楔块沿所述第一丝杆延伸方向运动，从而能够推动所述第一调节杆向靠近所述内方套的方向移动。
  8. 根据权利要求1所述的摩擦焊机轴心调节装置，其特征在于：所述第二调节装置包括第四驱动装置和第二调节杆，沿所述尾座外壳周向均匀开设有多个第三通孔，所述内方套上对应开设有多个第四通孔，一个所述第二调节杆能够穿过一个所述第三通孔和一个第四通孔并与所述内锥套万向连接，所述第四驱动装置固定设置在所述尾座外壳上，所述第四驱动装置与所述第二调节杆传动连接，所述第四驱动装置能够驱动所述第二调节杆向靠近所述内锥套的方向移动。
  9. 根据权利要求7所述的摩擦焊机轴心调节装置，其特征在于：所述第四驱动装置包括第二伺服电机、第二丝杆、第二丝母和第二调整楔块，所述第二丝杆与所述二伺服电机输出轴传动连接，所述第二丝母和所述第二丝杆螺纹连接，所述第二调整楔块和所述第二丝母固定连接，所述第二调节杆远离所述内锥套的一端能够抵接于所述第二调整楔块的滑移面上，通过所述第二伺服电机驱动所述第二丝杆转动能够带动第二调整楔块沿所述第二丝杆延伸方向运动，从而能够推动所述第二调节杆向靠近所述内锥套的方向移动。
  10. 一种摩擦焊机，其特征在于：包括权利要求1～9任意一项所述摩擦焊机轴心调节装置。
PCT/CN2022/129110 2022-03-11 2022-11-02 摩擦焊机轴心调节装置及摩擦焊机 WO2023168959A1 (zh)

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