CN111390200A - One-dimensional ultrasonic linear vibration turning device - Google Patents
One-dimensional ultrasonic linear vibration turning device Download PDFInfo
- Publication number
- CN111390200A CN111390200A CN202010380821.8A CN202010380821A CN111390200A CN 111390200 A CN111390200 A CN 111390200A CN 202010380821 A CN202010380821 A CN 202010380821A CN 111390200 A CN111390200 A CN 111390200A
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- guide rail
- dovetail groove
- sliding block
- seat
- amplitude transformer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B25/00—Accessories or auxiliary equipment for turning-machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
Abstract
The utility model provides a one-dimensional supersound linear vibration turning device, belongs to turning device technical field, solves the technical problem of cut back surface quality, and the solution is: a central rotating block is fixedly arranged below the center part of the bottom plate, a cushion block is detachably arranged above the bottom plate, a guide rail mounting plate is arranged across the cushion block, a dovetail groove left guide rail and a dovetail groove right guide rail are vertically and upwards arranged above the guide rail mounting plate, and the left side surface and the right side surface of the dovetail groove base are respectively matched with the dovetail groove left guide rail and the dovetail groove right guide rail; the sliding block seat is arranged on the outer side face of the dovetail groove base, the clamping seat is arranged on the outer side face of the sliding block seat, a pin shaft is arranged between the sliding block seat and the assembling face of the clamping seat, the clamping seat rotates around the pin shaft, and a through hole used for clamping the amplitude transformer assembly is formed in the clamping seat. The invention can improve the surface quality after cutting, and can select proper cutting processing technological parameters such as edge inclination angle, main deflection angle, rake angle and the like according to different materials and working conditions.
Description
Technical Field
The invention belongs to the technical field of turning devices, and particularly relates to a one-dimensional ultrasonic linear vibration turning device.
Background
In various industries at present, the requirements on the machining precision and the surface quality of precision mechanical parts are higher and higher, the dimensional precision of some mechanical parts in aerospace is even up to 10nm level, the surface roughness is up to 1nm, more and more mechanical parts adopt various difficult-to-machine materials such as stainless steel, heat-resistant steel, titanium alloy, nickel alloy, aluminum-based silicon carbide, carbon fiber, glass and the like, great difficulty is brought to cutting machining, and higher requirements are put forward on cutting machining technology. The efficiency is very low or even the processing can not be carried out by using the traditional method for processing. The ultrasonic vibration machining can solve the machining problem of materials difficult to machine, but in order to improve the quality of a machined surface, cutting machining technological parameters such as an edge inclination angle, a main deflection angle, a front angle and the like which can be selected according to different materials and working conditions need to be designed so as to be beneficial to cutting machining.
In the prior art, an adjustable device suitable for ultrasonic vibration cutting machining is provided in the patent with the application number of 201822069418.4, the lifting mechanism of the device comprises a vertical screw rod, a rotating handle, a hexagon nut and a dovetail groove guide rail, lifting motion is realized through a thread transmission principle, a cutter is clamped through a three-jaw chuck, and the adjustment of the angle of the cutter is realized through a rotating tray, so that the device can only realize the adjustment of one angle. The patent with application number 201210024096.6 discloses an ultrasonic vibration cutting device, which mainly comprises a cutting blade, a cutting tool head, a lock nut, an amplitude transformer and a fixed chuck, wherein the device only utilizes the vibration effect to realize the intermittent contact of the cutter with a workpiece and chips, reduces the heat generation and the cutting force, but can not select proper cutting processing technological parameters such as an edge inclination angle, a main deflection angle, a front angle and the like according to different materials and working conditions so as to be more favorable for cutting. The patent with the application number of 201821763680.2 discloses a novel bending-twisting composite vibration ultrasonic cutting device, which can also solve the problem of high-precision machining of the size of certain mechanical parts in aerospace, and provides the problem that high-frequency friction exists between the rear cutter face of a cutter and the machined surface of a workpiece in actual machining by vibration in a single direction, the cutter is subjected to constantly-changing alternating tensile and compressive stress in the cutting process, and the cutter is prone to fatigue and edge breakage, so that a composite vibration machining technology is researched, harmful friction force between the front cutter face of the cutter and chips can be changed into favorable cutting force, the cutting temperature and the cutting force are reduced, the machining precision is improved, and equipment operation is complex.
Disclosure of Invention
In order to overcome the defects of the prior art and improve the cutting property of the traditional metal and the technical problem of improving the surface quality after cutting, the invention provides the one-dimensional ultrasonic linear vibration turning device, and ultrasonic frequency vibration with certain frequency and amplitude is applied to a cutter in the cutting process.
The invention is realized by the following technical scheme.
The utility model provides a one-dimensional supersound linear vibration turning device, it includes bottom plate, grip slipper, dovetail base and slider seat, wherein:
a central rotating block is fixedly arranged below the center part of the bottom plate, a pit is arranged on the upper surface of the lathe at a cutting station, the central rotating block is correspondingly arranged in the pit, and the central rotating block rotates in the pit;
a cushion block is detachably arranged above the bottom plate, a guide rail mounting plate is arranged across the cushion block, a dovetail groove left guide rail and a dovetail groove right guide rail are vertically and upwards arranged above the guide rail mounting plate, the dovetail groove left guide rail and the dovetail groove right guide rail are oppositely arranged, and the left side surface and the right side surface of the dovetail groove base are respectively matched with the dovetail groove left guide rail and the dovetail groove right guide rail;
the sliding block seat is arranged on the outer side face of the dovetail groove base, the lifting screw rod vertically penetrates through the sliding block seat downwards, a screw rod fixing plate is arranged above the guide rail mounting plate and located at the vertical projection position of the lifting screw rod, the lower end portion of the lifting screw rod penetrates through the screw rod fixing plate, an E-shaped shaft elastic check ring is arranged at the lower end portion of the lifting screw rod, and the lifting screw rod drives the sliding block seat to slide up and down in a reciprocating mode along the left guide rail and the right guide rail;
the clamping seat is arranged on the outer side surface of the sliding block seat, a pin shaft is arranged between the sliding block seat and the assembling surface of the clamping seat, and the clamping seat rotates around the pin shaft; a vertical waist-shaped hole is formed in the side wall, close to the clamping seat, of the sliding block seat in the vertical direction, a horizontal waist-shaped hole is formed in the side wall, close to the sliding block seat, of the clamping seat, a limiting bolt is horizontally arranged through the sliding block seat and the dovetail groove base, and the outer end portion of the limiting bolt sequentially penetrates through the vertical waist-shaped hole and the horizontal waist-shaped hole and extends into the clamping seat; a guide connecting block is arranged on a limiting bolt in the vertical waist-shaped hole, a jackscrew is arranged on the sliding block seat above the guide connecting block, the axial direction of the jackscrew is perpendicular to the axial direction of the limiting bolt, and the jackscrew drives the guide connecting block to slide up and down in the vertical waist-shaped hole; a sliding block is arranged on the limiting bolt positioned in the horizontal kidney-shaped hole and horizontally slides in the horizontal kidney-shaped hole;
the clamping seat is provided with a through hole for clamping an amplitude transformer assembly, the upper part of the through hole is provided with an opening, the amplitude transformer assembly comprises an amplitude transformer, a cutter, an A fixing sleeve and a B fixing sleeve, the amplitude transformer penetrates through the through hole, the A fixing sleeve and the B fixing sleeve are respectively arranged at the positions, close to the end face of the through hole, of the two ends of the amplitude transformer, the cutter is arranged inside the amplitude transformer, and the cutting edge of the cutter extends out of the side wall of the amplitude transformer to the outside of the amplitude transformer.
And further, selecting cushion blocks with different heights according to the distance between the cutting edge of the cutter and the center of the lathe spindle, and placing the cushion blocks above the bottom plate along the vertical direction, wherein the cushion blocks are installed on the bottom plate through hexagon socket head cap screws.
Furthermore, a pressing bolt used for clamping the amplitude transformer assembly is arranged at an opening of the clamping seat, and the pressing bolt is an inner hexagonal cylindrical screw.
Further, the fixing sleeve A and the fixing sleeve B are respectively fixed on the amplitude transformer through set screws.
Further, the pressing sheet is fixedly arranged on the outer side surface of the horizontal waist-shaped hole through a fastening screw to prevent the sliding block from being separated from the waist-shaped groove track.
Further, the limiting bolt is in threaded connection with the sliding block.
Compared with the prior art, the invention has the beneficial effects that:
(1) the one-dimensional ultrasonic linear vibration turning device provided by the invention can change the cutting property of the traditional cutting and improve the surface quality after cutting for various materials such as stainless steel, heat-resistant steel, titanium alloy, nickel alloy, aluminum-based silicon carbide, carbon fiber, glass and the like which are difficult to process by adopting the traditional processing method.
(2) According to the invention, appropriate cutting processing technological parameters such as the blade inclination angle, the main deflection angle, the front angle and the like can be selected according to different materials and working conditions, so that the cutting processing is more favorably carried out.
(3) The included angle between the vibration direction of the device and the axial direction of the workpiece is close to 30 degrees, and the force perpendicular to the axial direction of the workpiece can be greatly reduced during ultrasonic vibration so as to improve the size precision of the workpiece and reduce the shape error.
Drawings
FIG. 1 is a schematic perspective view of the present invention
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic diagram of the right side view of FIG. 1;
FIG. 4 is a schematic top view of the structure of FIG. 1;
FIG. 5 is a schematic sectional view taken along the line A-A in FIG. 4;
FIG. 6 is a schematic cross-sectional view taken along plane B-B in FIG. 5;
fig. 7 is a schematic cross-sectional view of the plane C-C in fig. 4.
In the figure, 1 is a bottom plate, 2 is a cushion block, 3 is a guide rail mounting plate, 4 is a guide connecting block, 5 is a limit bolt, 6 is a jackscrew, 7 is a clamping seat, 8 is an A fixing sleeve, 9 is a set screw, 10 is a B fixing sleeve, 11 is a workpiece, 12 is a cutter, 13 is a dovetail groove right guide rail, 14 is a dovetail groove base, 15 is a dovetail groove left guide rail, 16 is an amplitude transformer, 17 is a lifting screw, 18 is a pin shaft, 19 is a compression bolt, 20 is a screw fixing plate, 21 is an E-shaped shaft elastic retainer ring, 22 is a central rotating block, 23 is a slider seat, 24 is an anti-falling jackscrew, 25 is a fastening screw, 26 is a slider and 27 is a pressing sheet.
Detailed Description
The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. Unless otherwise specified, the examples follow conventional experimental conditions. In addition, various modifications or improvements to the materials and amounts used in these embodiments will be apparent to those skilled in the art without departing from the spirit and scope of the invention.
A one-dimensional ultrasonic linear vibration turning device as shown in fig. 1 to 7, which comprises a base plate 1, a clamping seat 7, a dovetail groove base 14 and a slider seat 23, wherein:
a central rotating block 22 is fixedly arranged below the center of the bottom plate 1, a pit is arranged on the upper surface of the lathe at a cutting station, the central rotating block 22 is correspondingly arranged in the pit, and the central rotating block 22 rotates in the pit, so that the rotary positioning of the whole device can be realized, and the main deflection angle of the cutter 12 can be adjusted;
a cushion block 2 is detachably arranged above the bottom plate 1, a guide rail mounting plate 3 is arranged across the cushion block 2, a dovetail groove left guide rail 15 and a dovetail groove right guide rail 13 are vertically and upwards arranged above the guide rail mounting plate 3, the dovetail groove left guide rail 15 and the dovetail groove right guide rail 13 are oppositely arranged, and the left side surface and the right side surface of the dovetail groove base 14 are respectively matched with the dovetail groove left guide rail 15 and the dovetail groove right guide rail 13;
the slider seat 23 is arranged on the outer side surface of the dovetail groove base 14, the lifting screw 17 vertically penetrates through the slider seat 23 downwards, a screw fixing plate 20 is arranged above the guide rail mounting plate 3 and positioned at the vertical projection position of the lifting screw 17, the lower end part of the lifting screw 17 penetrates through the screw fixing plate 20, an E-shaped shaft elastic check ring 21 is arranged at the lower end part of the lifting screw 17 to realize axial fixing for adjusting the lifting screw 17, and the lifting screw 17 drives the slider seat 23 to vertically slide in a reciprocating manner along the dovetail groove left guide rail 15 and the dovetail groove right guide rail 13;
the clamping seat 7 is arranged on the outer side surface of the sliding block seat 23, a pin shaft 18 is arranged between the sliding block seat 23 and the assembling surface of the clamping seat 7, and the clamping seat 7 rotates around the pin shaft 18; a vertical waist-shaped hole is formed in the side wall, close to the clamping seat 7, of the sliding block seat 23 in the vertical direction, a horizontal waist-shaped hole is formed in the side wall, close to the sliding block seat 23, of the clamping seat 7, a limiting bolt 5 is horizontally arranged to penetrate through the sliding block seat 23 and the dovetail groove base 14, and the outer end portion of the limiting bolt 5 sequentially penetrates through the vertical waist-shaped hole and the horizontal waist-shaped hole to extend into the clamping seat 7; a guide connecting block 4 is arranged on a limiting bolt 5 positioned in the vertical waist-shaped hole, a jackscrew 6 is arranged on the slider seat 23 above the guide connecting block 4, the axial direction of the jackscrew 6 is perpendicular to the axial direction of the limiting bolt 5, and the jackscrew 6 drives the guide connecting block 4 to slide up and down in the vertical waist-shaped hole; a slide block 26 is arranged on the limiting bolt 5 positioned in the horizontal kidney-shaped hole, and the slide block 26 horizontally slides in the horizontal kidney-shaped hole; when the tool is used, the limiting bolt 5 is unscrewed, the jackscrew 6 is rotated to drive the guide connecting block 4 to lift, further drive the limiting bolt 5 to lift, drive the clamping seat 7 to rotate around the pin shaft 18 to realize the adjustment of the blade inclination angle of the tool 12, and finally the limiting bolt 5 is screwed to fix the blade inclination angle;
the clamping seat 7 is provided with a through hole for clamping an amplitude transformer assembly, the upper part of the through hole is provided with an opening, the amplitude transformer assembly comprises an amplitude transformer 16, a cutter 12, an A fixing sleeve 8 and a B fixing sleeve 10, the amplitude transformer 16 penetrates through the through hole, the A fixing sleeve 8 and the B fixing sleeve 10 are respectively arranged at the positions, close to the end face of the through hole, of the two ends of the amplitude transformer 16, the cutter 12 is arranged inside the amplitude transformer 16, and the cutting edge of the cutter 12 extends out of the side wall of the amplitude transformer 16 to the outside of the amplitude transformer 16. In the process of adjusting the front angle and the blade inclination angle of the cutter 12, the position of the cutting edge is changed in the vertical direction, the cutting edge can deviate from the central line of the workpiece 11, the lifting screw 17 is adjusted to drive the slider seat 23 to lift up and down, the slider seat 23 drives the clamping seat 7 to lift up and down together, and finally the position of the cutting edge of the cutter 12 in the vertical direction is adjusted, so that the height of the cutting edge of the cutter 12 and the height of the axis of the workpiece 11 are ensured to be equal.
Further, the cushion blocks 2 with different heights are selected according to the distance between the cutting edge of the cutter 12 and the center of the lathe spindle and are placed above the bottom plate 1 along the vertical direction, and the cushion blocks 2 are installed on the bottom plate 1 through hexagon socket head cap screws.
Furthermore, a pressing bolt 19 for clamping the amplitude transformer assembly is arranged at an opening of the clamping seat 7, the pressing bolt 19 is a hexagon socket head cap screw, the front angle of the cutter 12 is adjusted to a proper angle by rotating the amplitude transformer assembly in the circumferential direction, and the amplitude transformer assembly is locked and positioned by pressing the pressing bolt 19.
Further, the a and B fastening sleeves 8 and 10 are respectively fixed on the horn 16 by the set screws 9.
Further, the pressing plate 27 is fixedly mounted on the outer side surface of the horizontal kidney-shaped hole through a fastening screw 25 to prevent the sliding block 26 from being separated from the kidney-shaped groove track.
Further, the limiting bolt is in threaded connection with the sliding block.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention will be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (6)
1. The utility model provides a one-dimensional supersound rectilinear vibration turning device, it includes bottom plate (1), grip slipper (7), dovetail base (14) and sliding block seat (23), its characterized in that:
a central rotating block (22) is fixedly arranged below the center of the bottom plate (1), a pit is arranged on the upper surface of the lathe at a cutting station, the central rotating block (22) is correspondingly arranged in the pit, and the central rotating block (22) rotates in the pit;
the bottom plate (1) is detachably provided with a cushion block (2), a guide rail mounting plate (3) is arranged across the cushion block (2), a dovetail groove left guide rail (15) and a dovetail groove right guide rail (13) are vertically and upwards arranged above the guide rail mounting plate (3), the dovetail groove left guide rail (15) and the dovetail groove right guide rail (13) are oppositely arranged, and the left side surface and the right side surface of the dovetail groove base (14) are respectively matched with the dovetail groove left guide rail (15) and the dovetail groove right guide rail (13);
the sliding block seat (23) is arranged on the outer side face of the dovetail groove base (14), the lifting screw (17) vertically penetrates through the sliding block seat (23) downwards, a screw fixing plate (20) is arranged above the guide rail mounting plate (3) and located at the vertical projection position of the lifting screw (17), the lower end part of the lifting screw (17) penetrates through the screw fixing plate (20), an E-shaped shaft elastic check ring (21) is arranged at the lower end part of the lifting screw (17), and the lifting screw (17) drives the sliding block seat (23) to vertically slide in a reciprocating mode along the dovetail groove left guide rail (15) and the dovetail groove right guide rail (13);
the clamping seat (7) is arranged on the outer side surface of the sliding block seat (23), a pin shaft (18) is arranged between the sliding block seat (23) and the assembling surface of the clamping seat (7), and the clamping seat (7) rotates around the pin shaft (18); a vertical waist-shaped hole is formed in the side wall, close to the clamping seat (7), of the sliding block seat (23) in the vertical direction, a horizontal waist-shaped hole is formed in the side wall, close to the sliding block seat (23), of the clamping seat (7), a limiting bolt (5) is horizontally arranged to penetrate through the sliding block seat (23) and the dovetail groove base (14), and the outer end portion of the limiting bolt (5) sequentially penetrates through the vertical waist-shaped hole and the horizontal waist-shaped hole to extend into the clamping seat (7); a guide connecting block (4) is mounted on a limiting bolt (5) positioned in the vertical waist-shaped hole, a jackscrew (6) is arranged on the slider seat (23) and positioned above the guide connecting block (4), the axial direction of the jackscrew (6) is perpendicular to the axial direction of the limiting bolt (5), and the jackscrew (6) drives the guide connecting block (4) to slide up and down in the vertical waist-shaped hole; a sliding block (26) is arranged on the limiting bolt (5) positioned in the horizontal kidney-shaped hole, and the sliding block (26) horizontally slides in the horizontal kidney-shaped hole;
the clamping seat (7) is provided with a through hole for clamping an amplitude transformer assembly, the upper part of the through hole is provided with an opening, the amplitude transformer assembly comprises an amplitude transformer (16), a cutter (12), an A fixing sleeve (8) and a B fixing sleeve (10), the amplitude transformer (16) penetrates through the through hole, the A fixing sleeve (8) and the B fixing sleeve (10) are respectively installed at the positions, close to the end face of the through hole, of the two ends of the amplitude transformer (16), the cutter (12) is installed inside the amplitude transformer (16), and the cutting edge of the cutter (12) extends out of the amplitude transformer (16) from the side wall of the amplitude transformer (16).
2. The one-dimensional ultrasonic linear vibration turning device according to claim 1, wherein: according to the distance between the cutting edge of the cutter (12) and the center of the lathe spindle, the cushion blocks (2) with different heights are selected to be placed above the bottom plate (1) along the vertical direction, and the cushion blocks (2) are installed on the bottom plate (1) through hexagon socket head cap screws.
3. The one-dimensional ultrasonic linear vibration turning device according to claim 1, wherein: and a pressing bolt (19) for clamping the amplitude transformer assembly is arranged at an opening of the clamping seat (7), and the pressing bolt (19) is an inner hexagonal cylindrical screw.
4. The one-dimensional ultrasonic linear vibration turning device according to claim 1, wherein: the A fixing sleeve (8) and the B fixing sleeve (10) are respectively fixed on the amplitude transformer (16) through the set screws (9).
5. The one-dimensional ultrasonic linear vibration turning device according to claim 1, wherein: the pressing sheet (27) is fixedly arranged on the outer side surface of the horizontal kidney-shaped hole through a fastening screw (25) to prevent the sliding block (26) from being separated from the kidney-shaped groove track.
6. The one-dimensional ultrasonic linear vibration turning device according to claim 1, wherein: the limiting bolt (5) is in threaded connection with the sliding block (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010380821.8A CN111390200A (en) | 2020-05-08 | 2020-05-08 | One-dimensional ultrasonic linear vibration turning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010380821.8A CN111390200A (en) | 2020-05-08 | 2020-05-08 | One-dimensional ultrasonic linear vibration turning device |
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| Publication Number | Publication Date |
|---|---|
| CN111390200A true CN111390200A (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010380821.8A Pending CN111390200A (en) | 2020-05-08 | 2020-05-08 | One-dimensional ultrasonic linear vibration turning device |
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| CN (1) | CN111390200A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113649686A (en) * | 2021-07-07 | 2021-11-16 | 长春工业大学 | Laser-ultrasonic vibration composite auxiliary cutting device |
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2020
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Application publication date: 20200710 |