Metal cutting machining vibration suppression device

Abstract

The utility model provides a vibration suppression device for metal cutting machining, which relates to the technical field of metal cutting machining and comprises a workbench, a vibration suppression device and a vibration suppression device. A clamping disc is rotationally installed on the right side of the main machine base. A cutting mechanism is arranged at the position, close to the middle, of the top of the workbench, a servo motor provides power to drive a rotating shaft rod to rotate, transmission is conducted through reverse threads of the rotating shaft rod and a first threaded sleeve, two adjusting frames can be made to slide and adjust along a first limiting groove and a second limiting groove at the same time, and the cutting effect is achieved through the elastic effect of a compression spring. And then the two clamping plates are driven to stably clamp the metal workpiece, so that vibration of the metal workpiece is effectively restrained, it is guaranteed that the cutting path of a tool relative to the workpiece is more accurate, the integrity of the surface of the workpiece is kept, and the problem that when an existing metal cutting machining device is used, the tool generates extra displacement due to vibration of the workpiece, and machining precision is affected is solved. The surface of the workpiece is not smooth enough, and the product quality is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of metal cutting processing, in particular to a metal cutting processing vibration suppression device. Background Art

[0002] Metal cutting is a material removal and forming method in metal forming technology. By using a cutting tool that is harder than the workpiece, excess metal is removed from the workpiece to obtain a workpiece with specified size, geometry and surface quality.

[0003] When using existing metal cutting processing equipment, the vibration of the workpiece will cause additional displacement of the tool, resulting in an uneven workpiece surface and reduced product quality. In addition, when cutting longer workpieces, the end of the workpiece is prone to swinging, resulting in additional impact force between the tool and the workpiece, which aggravates the wear of the tool. Utility Model Content

[0004] The disclosed embodiment relates to a vibration suppression device for metal cutting processing, in which a servo motor provides power to drive a rotating shaft to rotate, and the reverse thread of the rotating shaft is used to transmit the power to the first threaded sleeve, so that two adjustment frames can be slid and adjusted along the first limit groove and the second limit groove at the same time, and the elastic action of the compression spring is used to drive the two clamping plates to stably clamp the metal workpiece, so that the vibration of the metal workpiece is effectively suppressed, the cutting path of the tool relative to the workpiece is guaranteed to be more precise, and the integrity of the workpiece surface is maintained.

[0005] In a first aspect of the present disclosure, a metal cutting vibration suppression device is provided, specifically comprising: a workbench, a main frame is provided on the left side of the top of the workbench; a clamping plate is rotatably mounted on the right side of the main frame; a cutting mechanism is provided on the middle of the top of the workbench; and a fixed base is provided on the right side of the top of the workbench;

[0006] A support frame is provided on the left side of the top of the fixed base. The support frame is a rectangular frame structure, and a first limiting groove is provided in the middle of the top horizontal plate of the support frame. Two adjustment frames are provided in the support frame, and the two adjustment frames are distributed in a symmetrical manner.

[0007] A clamping plate is provided on the inner sides of the two adjustment frames, and the clamping plate is a half-arc structure; a servo motor is fixedly installed on the front side of the fixed base, and the position of the servo motor corresponds to that of the support frame; a positioning kit is provided on the top of the fixed base, and the positioning kit is located on the right side of the support frame.

[0008] In at least some embodiments, the fixed base is a rectangular through-cavity structure, and a second limiting groove is provided on the top wall of the fixed base, and the second limiting groove corresponds to the position of the first limiting groove. Two third limiting grooves are provided on the top wall of the fixed base, and the two third limiting grooves are symmetrically distributed, and the positioning kit is located between the two third limiting grooves. An adjusting screw is provided in the cavity of the fixed base, and the adjusting screw is rotatably connected to the fixed base through a bearing seat, and the adjusting screw corresponds to the position of the positioning kit, and a handwheel is provided at the right end of the adjusting screw.

[0009] In at least some embodiments, a first limiting slider is provided at the top of the adjusting frame, a second limiting slider is provided at the bottom of the adjusting frame, and the adjusting frame is slidably connected to the first limiting groove and the second limiting groove through the first limiting slider and the second limiting slider respectively, and a first threaded sleeve is provided at the bottom of the second limiting slider, and the first threaded sleeve is located in the cavity of the fixed base.

[0010] In at least some embodiments, the two clamping plates form an annular structure, and a rolling wheel is rotatably installed on the inner circumference of the clamping plate, and the rolling wheels are distributed in an arc-shaped array. Two limiting rods are provided on one side of the clamping plate, and the limiting rods pass through the adjustment frame and are controlled by a locking nut. A compression spring is installed on the limiting rod, and the limiting rod slides through the vertical plate of the support frame, and the compression spring is supported between the adjustment frame and the vertical plate of the support frame.

[0011] In at least some embodiments, a rotating shaft is provided on the rotating shaft of the servo motor, and the rotating shaft is rotatably connected to the fixed base through a bearing, and two reverse threads are provided on the outer circumference of the rotating shaft, and the two reverse threads are distributed in a symmetrical manner, and the first threaded sleeve is slidably mounted on the reverse threads of the rotating shaft by means of a thread.

[0012] In at least some embodiments, a movable seat is provided at the bottom of the positioning kit, a limiting frame is provided at the bottom of the movable seat, and a second threaded sleeve is provided on the limiting frame.

[0013] In at least some embodiments, the positioning kit is slidably connected to the third limiting groove of the fixed base via a limiting frame, and the second threaded sleeve is slidably sleeved on the adjusting screw rod via a thread.

[0014] The utility model provides a metal cutting vibration suppression device, which has the following beneficial effects:

[0015] In the utility model, the servo motor provides power to drive the rotating shaft to rotate, and the reverse thread of the rotating shaft is used to transmit the first threaded sleeve, so that the two adjustment frames can be slid and adjusted along the first limit groove and the second limit groove at the same time, and the elastic effect of the compression spring is used to drive the two clamping plates to stably clamp the metal workpiece, so that the vibration of the metal workpiece is effectively suppressed, the cutting path of the tool relative to the workpiece is guaranteed to be more accurate, and the integrity of the workpiece surface is maintained.

[0016] In addition, by driving the adjusting screw to rotate through the handwheel, and utilizing the transmission cooperation between the adjusting screw and the second threaded sleeve, the limit frame can slide back and forth along the third limit groove, and the position of the positioning kit can be adjusted according to the length of the metal workpiece, thereby effectively positioning the end of the metal workpiece to avoid it from swinging during the cutting process, preventing additional impact force between the tool and the workpiece, and reducing damage to the tool. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings of the embodiments will be briefly introduced below.

[0018] The drawings described below only relate to some embodiments of the present invention, but are not intended to limit the present invention.

[0019] In the attached figure:

[0020] Figure 1 Shows the overall axial viewing angle structure diagram of the present application;

[0021] Figure 2 Shows a schematic structural diagram of the fixed base, adjustment frame, clamping plate, servo motor and positioning kit of the present application;

[0022] Figure 3 A schematic diagram of the cross-sectional view of the fixed base of the present application is shown;

[0023] Figure 4 A schematic diagram of the structure of the adjustment frame and the rotating shaft in the separated state of the present application is shown;

[0024] Figure 5 A schematic diagram of the structure of the positioning kit and the adjusting screw rod of the present application in the disassembled state is shown.

[0025] List of reference numerals:

[0026] 1. Workbench; 2. Main machine base; 3. Clamping disk; 4. Cutting mechanism; 5. Fixed base; 501. Support frame; 502. First limiting groove; 503. Second limiting groove; 504. Third limiting groove; 505. Adjusting screw; 506. Handwheel; 6. Adjusting frame; 601. First limiting slider; 602. Second limiting slider; 603. First threaded sleeve; 7. Clamping plate; 701. Rolling wheel; 702. Limiting rod; 703. Compression spring; 8. Servo motor; 801. Rotating shaft; 802. Reverse thread; 9. Positioning kit; 901. Moving seat; 902. Limiting frame; 903. Second threaded sleeve. DETAILED DESCRIPTION

[0027] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the described 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.

[0028] Example 1: Please refer to Figures 1 to 5 :

[0029] The utility model proposes a metal cutting vibration suppression device, comprising: a workbench 1, a mainframe 2 is provided at the left side of the top of the workbench 1; a clamping plate 3 is rotatably mounted on the right side of the mainframe 2; a cutting mechanism 4 is provided at the middle of the top of the workbench 1; and a fixed base 5 is provided at the right side of the top of the workbench 1.

[0030] A support frame 501 is provided on the left side of the top of the fixed base 5. The support frame 501 is a rectangular frame structure, and a first limiting groove 502 is provided in the middle of the top horizontal plate of the support frame 501. Two adjustment frames 6 are provided in the support frame 501, and the two adjustment frames 6 are symmetrically distributed.

[0031] A clamping plate 7 is provided on the inner sides of the two adjustment frames 6, and the clamping plate 7 is a half-arc structure; a servo motor 8 is fixedly installed on the front side of the fixed base 5, and the position of the servo motor 8 corresponds to the support frame 501; a positioning kit 9 ​​is provided on the top of the fixed base 5, and the positioning kit 9 ​​is located on the right side of the support frame 501.

[0032] In the embodiment of the present disclosure, Figure 3 As shown, the fixed base 5 is a rectangular through-cavity structure, and a second limiting groove 503 is opened on the top wall of the fixed base 5, and the second limiting groove 503 corresponds to the position of the first limiting groove 502;

[0033] A first limiting slider 601 is provided at the top of the adjustment frame 6, and a second limiting slider 602 is provided at the bottom of the adjustment frame 6. The adjustment frame 6 is slidably connected to the first limiting groove 502 and the second limiting groove 503 through the first limiting slider 601 and the second limiting slider 602, respectively. A first threaded sleeve 603 is provided at the bottom of the second limiting slider 602, and the first threaded sleeve 603 is located in the cavity of the fixed base 5.

[0034] The two clamping plates 7 form an annular structure, and the inner circumference of the clamping plates 7 is rotatably mounted with rolling wheels 701, and the rolling wheels 701 are distributed in an arc-shaped array. Two limiting rods 702 are provided on one side of the clamping plates 7. The limiting rods 702 pass through the adjustment frame 6 and are controlled by locking nuts. Compression springs 703 are mounted on the limiting rods 702. The limiting rods 702 slide through the vertical plates of the support frame 501, and the compression springs 703 are supported between the adjustment frame 6 and the vertical plates of the support frame 501.

[0035] A rotating shaft 801 is provided on the rotating shaft of the servo motor 8, and the rotating shaft 801 is rotatably connected to the fixed base 5 through a bearing. Two reverse threads 802 are provided on the outer circumference of the rotating shaft 801, and the two reverse threads 802 are distributed in a symmetrical manner, and the first threaded sleeve 603 is slidably sleeved on the reverse threads 802 of the rotating shaft 801 by means of a thread. In the utility model, the servo motor 8 provides power to drive the rotating shaft 801 to rotate, and the reverse threads 802 of the rotating shaft 801 and the first threaded sleeve 603 are used for transmission, so that the two adjustment frames 6 can be slid and adjusted along the first limit groove 502 and the second limit groove 503 at the same time, and the elastic action of the compression spring 703 is used to drive the two clamping plates 7 to stably clamp the metal workpiece, so that the vibration of the metal workpiece is effectively suppressed.

[0036] Example 2, based on Example 1, Figure 5 As shown, two third limiting grooves 504 are formed on the top wall of the fixed base 5, and the two third limiting grooves 504 are symmetrically distributed, and the positioning kit 9 ​​is located between the two third limiting grooves 504. An adjusting screw 505 is provided in the cavity of the fixed base 5, and the adjusting screw 505 is rotatably connected to the fixed base 5 through a bearing seat, and the adjusting screw 505 corresponds to the position of the positioning kit 9. A handwheel 506 is provided at the right end of the adjusting screw 505;

[0037] A movable seat 901 is provided at the bottom of the positioning kit 9, a limiting frame 902 is provided at the bottom of the movable seat 901, and a second threaded sleeve 903 is provided on the limiting frame 902;

[0038] The positioning kit 9 ​​is slidably connected to the third limiting groove 504 of the fixed base 5 through the limiting frame 902, and the second threaded sleeve 903 is slidably mounted on the adjusting screw 505 by means of a thread. The adjusting screw 505 is driven to rotate by the handwheel 506. The limiting frame 902 can slide back and forth along the third limiting groove 504 by utilizing the transmission cooperation between the adjusting screw 505 and the second threaded sleeve 903. The position of the positioning kit 9 ​​is adjusted according to the length of the metal workpiece, thereby effectively positioning the end of the metal workpiece to prevent it from swinging during the cutting process.

[0039] The working principle of this embodiment is as follows: when in use, the servo motor 8 provides power to drive the rotating shaft 801 to rotate, and the reverse thread 802 of the rotating shaft 801 is used to transmit the first threaded sleeve 603, so that the two adjustment frames 6 can be slid and adjusted along the first limit groove 502 and the second limit groove 503 at the same time, and the elastic action of the compression spring 703 is used to drive the two clamping plates 7 to stably clamp the metal workpiece, so that the vibration of the metal workpiece is effectively suppressed; the hand wheel 506 drives the adjusting screw 505 to rotate, and the adjusting screw 505 and the second threaded sleeve 903 are used to cooperate in transmission, so that the limiting frame 902 can slide back and forth along the third limit groove 504, and the position of the positioning kit 9 ​​is adjusted according to the length of the metal workpiece, so as to effectively position the end of the metal workpiece to prevent it from swinging during the cutting process.

[0040] The above are only specific embodiments of the present disclosure, but the scope of protection of the present disclosure is not limited thereto. Any changes or substitutions that can be easily conceived by a person skilled in the art within the technical scope disclosed in this disclosure should be included in the scope of protection of the present disclosure. Therefore, the scope of protection of the present disclosure should be based on the scope of protection of the claims.

Claims

1. A metal cutting vibration suppression device, characterized in that: include: A workbench (1), wherein a main frame (2) is provided on the left side of the top of the workbench (1); a clamping plate (3) is rotatably mounted on the right side of the main frame (2); a cutting mechanism (4) is provided on the middle of the top of the workbench (1); and a fixed base (5) is provided on the right side of the top of the workbench (1); A support frame (501) is provided on the left side of the top of the fixed base (5), the support frame (501) is a rectangular frame structure, and a first limiting groove (502) is provided in the middle of the top horizontal plate of the support frame (501), and two adjustment frames (6) are provided in the support frame (501), and the two adjustment frames (6) are distributed in a symmetrical manner; A clamping plate (7) is provided on the inner sides of the two adjustment frames (6), and the clamping plate (7) is a half-arc structure; a servo motor (8) is fixedly installed on the front side of the fixed base (5), and the position of the servo motor (8) corresponds to that of the support frame (501); a positioning kit (9) is provided on the top of the fixed base (5), and the positioning kit (9) is located on the right side of the support frame (501).

2. A metal cutting vibration suppression device according to claim 1, characterized in that: The fixed base (5) is a rectangular through-cavity structure, and a second limiting groove (503) is provided on the top wall of the fixed base (5), and the second limiting groove (503) corresponds to the position of the first limiting groove (502). Two third limiting grooves (504) are provided on the top wall of the fixed base (5), and the two third limiting grooves (504) are distributed in a symmetrical manner, and the positioning kit (9) is located between the two third limiting grooves (504). An adjusting screw (505) is provided in the cavity of the fixed base (5), and the adjusting screw (505) is rotatably connected to the fixed base (5) through a bearing seat, and the adjusting screw (505) corresponds to the position of the positioning kit (9). A hand wheel (506) is provided at the right end of the adjusting screw (505).

3. The metal cutting vibration suppression device according to claim 1, characterized in that: The top of the adjusting frame (6) is provided with a first limiting slider (601), the bottom of the adjusting frame (6) is provided with a second limiting slider (602), and the adjusting frame (6) is slidably connected to the first limiting groove (502) and the second limiting groove (503) through the first limiting slider (601) and the second limiting slider (602), respectively, and the bottom of the second limiting slider (602) is provided with a first threaded sleeve (603), and the first threaded sleeve (603) is located in the cavity of the fixed base (5).

4. The metal cutting vibration suppression device according to claim 1, characterized in that: The two clamping plates (7) form an annular structure, and a rolling wheel (701) is rotatably installed on the inner circumference of the clamping plate (7), and the rolling wheels (701) are distributed in an arc array. Two limiting round rods (702) are provided on one side of the clamping plate (7), and the limiting round rods (702) pass through the adjustment frame (6) and are controlled by a locking nut. A compression spring (703) is mounted on the limiting round rod (702), and the limiting round rod (702) slides through the vertical plate of the support frame (501), and the compression spring (703) is supported between the adjustment frame (6) and the vertical plate of the support frame (501).

5. The metal cutting vibration suppression device according to claim 1, characterized in that: A rotating shaft (801) is provided on the rotating shaft of the servo motor (8), and the rotating shaft (801) is rotatably connected to the fixed base (5) through a bearing. Two reverse threads (802) are provided on the outer peripheral surface of the rotating shaft (801), and the two reverse threads (802) are distributed in a symmetrical manner. The first threaded sleeve (603) is slidably sleeved on the reverse threads (802) of the rotating shaft (801) by means of a thread.

6. The metal cutting vibration suppression device according to claim 1, characterized in that: The bottom of the positioning kit (9) is provided with a movable seat (901), the bottom of the movable seat (901) is provided with a limiting frame (902), and the limiting frame (902) is provided with a second threaded sleeve (903).

7. The metal cutting vibration suppression device according to claim 6, characterized in that: The positioning kit (9) is slidably connected to the third limiting groove (504) of the fixed base (5) via the limiting frame (902), and the second threaded sleeve (903) is slidably sleeved on the adjusting screw rod (505) via a thread.

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