CN113714527B - Universal cutter holder and method for vertical numerical control lathe - Google Patents
Universal cutter holder and method for vertical numerical control lathe Download PDFInfo
- Publication number
- CN113714527B CN113714527B CN202111068007.3A CN202111068007A CN113714527B CN 113714527 B CN113714527 B CN 113714527B CN 202111068007 A CN202111068007 A CN 202111068007A CN 113714527 B CN113714527 B CN 113714527B
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- cutter
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- clamping
- angle template
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000003754 machining Methods 0.000 claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
- B23B29/04—Tool holders for a single cutting tool
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The invention relates to a universal cutter holder and a universal cutter holder method for a vertical numerical control lathe, wherein the universal cutter holder comprises a cutter holder clamping part, a cutter clamping part and an angle template, the cutter holder clamping part is in a T shape, and the cutter clamping part is fixed at the bottom of a horizontal section of the T-shaped cutter holder clamping part; the bottom of the cutter clamping part is provided with a groove, and the symmetrical surface of the groove coincides with the symmetrical surface of the cutter rest clamping part; the groove is provided with two side surfaces and is used for clamping a cutter; two sides of the groove are provided with a plurality of concentric threaded holes relatively, and the clamping screw is used for fixing the cutter in the groove; the angle template is arranged in the groove, and is unfolded to be at different angles to assist in positioning the angle of the cutter. The universal cutter holder and the universal cutter holder method can solve the problem that the complexity surface and the inclined groove cannot be machined by using a standard cutter, reduce the dependence on a special non-standard cutter, and achieve the aim of machining the complexity surface and the inclined groove by using the standard cutter on the vertical numerical control lathe.
Description
Technical Field
The invention belongs to the technical field of turning, and particularly relates to a universal cutter holder and a universal cutter holder method for a vertical numerical control lathe.
Background
Modern aviation case parts have the characteristics of high cost, large size, complex shape, difficult processing, long processing period and the like. At present, aiming at parts with complex angle surfaces and angle inclined groove structures, special nonstandard cutters which are specially customized according to the shapes of the parts are mainly adopted for numerical control turning. The special customized nonstandard cutter has long design and manufacture period, high manufacturing cost and poor adaptability, and can only be used for turning parts with specific angles. Because the special nonstandard cutter for machining the complex angle surface and the angle inclined groove can only be used for machining specific parts, the special nonstandard cutter can not meet the requirements in the process of new part development and small-scale production, and the special nonstandard cutter for turning the complex angle surface and the angle inclined groove often becomes a bottleneck problem puzzled on orderly production.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides a universal cutter holder and a universal cutter holder method for a vertical numerical control lathe, which can be used for numerical control turning of complex surfaces and inclined grooves of an aeroplane casing by using a standard cutter in order to achieve the aim of machining complex angle surfaces and inclined grooves by using the standard cutter in the vertical numerical control lathe. The universal cutter holder and the universal cutter holder method can solve the problem that the complexity surface and the inclined groove cannot be machined by using a standard cutter, reduce the dependence on a special non-standard cutter, and achieve the aim of machining the complexity surface and the inclined groove by using the standard cutter on the vertical numerical control lathe.
The universal cutter holder comprises a cutter holder clamping part, a cutter clamping part and an angle template, wherein the cutter holder clamping part is of a T shape, and the cutter clamping part is fixed at the bottom of the horizontal section of the T-shaped cutter holder clamping part; the bottom of the cutter clamping part is provided with a groove, the symmetrical surface of the groove coincides with the symmetrical surface of the cutter rest clamping part, and the cutter holder can be horizontally turned for 180 degrees; the groove is provided with two side surfaces and is used for clamping a cutter; two sides of the groove are provided with a plurality of concentric threaded holes relatively, and the clamping screw is used for fixing the cutter in the groove; the angle template is arranged in the groove, and is unfolded to be at different angles to assist in positioning the angle of the cutter.
The bottom surface of the groove is a long oblique positioning surface and a short horizontal positioning surface which are protruded downwards, and strong magnets are arranged on the long oblique positioning surface and the short horizontal positioning surface and are used for adsorbing an angle template or a cutter.
The included angle between the long oblique locating surface and the short horizontal locating surface is 135 degrees.
The angle template is provided with an angle template upper part, an angle template lower part and a threaded pin, wherein the angle template upper part and the angle template lower part are used for indexing, and the threaded pin is fixed at the end parts of the angle template upper part and the angle template lower part.
The application method of the universal tool holder for the vertical numerical control lathe specifically comprises the following steps:
step one: clamping the universal cutter holder in the vertical direction or the horizontal direction of a ram cutter holder of the vertical numerical control lathe according to the machining purpose;
step two: according to specific size requirements, the upper part of the angle template and the lower part of the angle template are adjusted to a required angle, the included angle between the upper part of the required angle template and the lower part of the angle template=180° - (the included angle between the long oblique positioning surface and the short horizontal positioning surface) -the theoretical inclination angle of the cutter, and the threaded pin is screwed up to fix the unfolding angle of the angle template;
step three: the angle template is arranged in a groove of the universal cutter holder, so that the upper part of the angle template is tightly attached to the long oblique positioning surface;
step four: the upper part of the cutter is tightly attached to the lower part of the angle template, the cutter is adjusted to the processing angle required by the technical regulations, the cutter 10 is clamped by using clamping screws, and the cutter 10 is clamped by at least 3 clamping screws;
step five: detecting whether the inclination angle of the cutter meets the machining requirement or not;
step six: and (5) screwing the clamping screw into the threaded hole which is not used for clamping the tool on the universal tool holder, and then machining.
The beneficial effects of the invention are as follows: the invention provides a universal cutter holder and a universal cutter holder method for a vertical numerical control lathe, which expand the functions of the vertical numerical control lathe, can replace a special nonstandard cutter by using a standard cutter on the vertical numerical control lathe to carry out turning processing of a complex angle surface and an angle oblique groove, can enable the standard cutter to have a larger adjustment space on the cutter holder, and solve the difficult problem that the complex angle surface and the oblique groove are subjected to numerical control turning processing by using the special nonstandard cutter. The invention can bring economic benefit to enterprises in the aspects of improving the quality level of products, shortening the processing period of parts, reducing the purchase cost of special non-standard tools, reducing the clamping and adjusting time of the tools, and the like.
Drawings
FIG. 1 is a schematic view of a universal toolholder for a vertical numerically controlled lathe according to the invention (with FIG. (a) being a front view, FIG. (b) being a side view, and FIG. (c) being a cross-sectional view);
FIG. 2 is a schematic view of an angle template used in the present invention (wherein FIG. (a) is a three-view of the angle template, FIG. (b) is a three-view of the upper portion of the angle template, FIG. (c) is a three-view of the lower portion of the angle template, and FIG. (d) is an expanded state of the angle template);
FIG. 3 is a schematic view of the use of the angle template according to the present invention;
FIG. 4 is a schematic view of the working state of the universal toolholder of the invention (wherein FIG. (a) is a front view, FIG. (b) is a side view, FIG. (c) is a cross-sectional view, and FIG. (d) is a rear view);
FIG. 5 is a schematic diagram of the working state of the universal toolholder of the invention, wherein FIG. (a) is a front view and FIG. (b) is a rear view;
FIG. 6 is a schematic view of the installation of the universal tool holder of the present invention in the vertical direction of the ram tool holder of the vertical numerically controlled lathe;
FIG. 7 is a schematic view of the installation of the universal tool holder of the present invention in the horizontal direction of the ram tool holder of a vertical numerically controlled lathe;
wherein,
the tool comprises a 1-universal tool holder, a 2-tool holder clamping part, a 3-tool clamping part, a 4-groove, a 5-long inclined positioning surface, a 6-short horizontal positioning surface, a 7-strong magnet, an 8-ram tool holder, a 9-clamping screw, a 10-tool, an 11-angle template, a 12-angle template upper part, a 13-angle template lower part and a 14-threaded pin.
Detailed Description
For better explanation of the present invention, for easy understanding, the technical solution and effects of the present invention will be described in detail below by way of specific embodiments with reference to the accompanying drawings.
As shown in fig. 1-3, a universal tool holder 1 for a vertical numerically controlled lathe comprises a tool holder clamping part 2 and a tool clamping part 3, wherein the tool holder clamping part 2 is in a T shape, and the rigidity and stability of the tool holder are greatly improved while the length of the tool holder clamping is increased. The tool holder 3 is fixed to the bottom of the horizontal section of the "T" shaped tool holder 2. The bottom of the cutter clamping part 3 is provided with a groove 4, the symmetrical surface of the groove 4 coincides with the symmetrical surface of the cutter rest clamping part 2, and the cutter holder can be horizontally turned for 180 degrees. The recess 4 has two sides for clamping of the tool 10; two sides of the groove 4 are oppositely provided with a plurality of concentric threaded holes, and a clamping screw 9 is used for fixing a cutter 10 in the groove 4. The angle template 11 is arranged in the groove 4 and is unfolded to form different angles to assist in positioning the angle of the cutter 10.
The angle template 11 is provided with an angle template upper part 12, an angle template lower part 13 and a threaded pin 14, wherein the angle template upper part 12 and the angle template lower part 13 are used for indexing, and the threaded pin 14 is fixed at the end parts of the angle template upper part 12 and the angle template lower part 13 and used for fixing the unfolding angles of the angle template upper part 12 and the angle template lower part 13.
The plurality of threaded holes ensure that when the cutter 10 is clamped at any angle, at least three clamping screws 9 can be used for fixing the cutter 10, so that the clamping requirement of the cutter 10 is met; in addition, the rest positions can be clamped by the clamping screws 9, so that the purposes of increasing the rigidity of the cutter holder and assisting in positioning the cutter 10 are achieved.
In this embodiment, a plurality of threaded holes are formed on two opposite sides of the groove 4.
The bottom surface of the groove 4 is provided with a long inclined positioning surface 5 and a short horizontal positioning surface 6 which are protruded downwards, and the long inclined positioning surface 5 and the short horizontal positioning surface 6 comprise two inclined surfaces with included angles. The long inclined locating surface 5 increases the length of the tool clamping part 3, so that the tool holder still has enough rigidity while the tool 10 has larger adjustment space when being clamped on the tool holder. The long oblique positioning surface and the short horizontal positioning surface are provided with strong magnets which are used for adsorbing the angle template or the cutter.
The angle between the long inclined locating surface 5 and the short horizontal locating surface 6 in this embodiment is 135 °.
The application method of the universal tool holder 1 for the vertical numerical control lathe specifically comprises the following steps:
step one: the universal tool holder 1 is clamped in the vertical direction or the horizontal direction of the ram tool rest 8 of the vertical numerical control lathe according to the machining purpose, as shown in fig. 6-7.
Step two: according to specific size requirements, the upper part 12 of the angle template and the lower part 13 of the angle template are adjusted to a required angle, in this embodiment, the required included angle between the upper part of the angle template and the lower part of the angle template=45 ° -the theoretical inclination angle of the tool, the threaded pin 14 is screwed, and as shown in fig. 2, the expansion angle of the angle template 11 is fixed.
Step three: the angle gauge 11 is mounted in the recess 4 of the universal tool holder such that the angle gauge upper portion 12 is in close contact with the long angled locating surface 5, as shown in fig. 3.
Step four: the upper part of the cutter 10 is tightly attached to the lower part 14 of the angle template, as shown in fig. 3, and the cutter is adjusted to the processing angle required by the technical regulations, and the cutter 10 is clamped by the clamping screws 9, so that the cutter 10 is clamped by at least 3 clamping screws, as shown in fig. 4-5.
Step five: detecting whether the inclination angle of the cutter meets the machining requirement or not;
step six: and (5) screwing the clamping screw into the threaded hole which is not used for clamping the tool on the universal tool holder, and then machining.
The invention has novel structure, wide adjustment range, convenient operation, reliable clamping, low cost and obvious application effect.
Claims (3)
1. A universal cutter holder for vertical numerical control lathe, its characterized in that: the vertical or horizontal direction of the ram tool rest of the vertical numerical control lathe comprises a tool rest clamping part, a tool clamping part and an angle template, wherein the tool rest clamping part is of a T shape, and the tool clamping part is fixed at the bottom of the horizontal section of the T-shaped tool rest clamping part; the bottom of the cutter clamping part is provided with a groove, and the symmetrical surface of the groove coincides with the symmetrical surface of the cutter rest clamping part; the groove is provided with two side surfaces and is used for clamping a cutter; the bottom surface of the groove is provided with a long oblique positioning surface and a short horizontal positioning surface which are protruded downwards, and the included angle between the long oblique positioning surface and the short horizontal positioning surface is 135 degrees; two sides of the groove are provided with a plurality of concentric threaded holes relatively, and the clamping screw is used for fixing the cutter in the groove; the angle sample plate is arranged in the groove, and is unfolded to form different angles, so that the angle of the cutter is positioned in an auxiliary manner;
the angle template is provided with an angle template upper part, an angle template lower part and a threaded pin, wherein the angle template upper part and the angle template lower part are used for indexing, and the threaded pin is fixed at the end parts of the angle template upper part and the angle template lower part; when the angle template is installed, the angle template is installed in a groove of the universal cutter holder, so that the upper part of the angle template is tightly attached to the long oblique positioning surface; tightly attaching the upper part of the cutter to the lower part of the angle template;
the universal tool holder can be horizontally turned for 180 degrees.
2. A universal toolholder for a vertical numerically controlled lathe as set forth in claim 1, wherein: the long oblique positioning surface and the short horizontal positioning surface are provided with strong magnets which are used for adsorbing angle templates or cutters.
3. The method for using the universal tool holder for the vertical numerically controlled lathe, as set forth in claim 1, is characterized by comprising the following steps:
step one: clamping the universal cutter holder in the vertical direction or the horizontal direction of a ram cutter holder of the vertical numerical control lathe according to the machining purpose;
step two: according to specific size requirements, the upper part of the angle template and the lower part of the angle template are adjusted to a required angle, the included angle between the upper part of the required angle template and the lower part of the angle template=180° - (the included angle between the long oblique positioning surface and the short horizontal positioning surface) -the theoretical inclination angle of the cutter, and the threaded pin is screwed up to fix the unfolding angle of the angle template;
step three: the angle template is arranged in a groove of the universal cutter holder, so that the upper part of the angle template is tightly attached to the long oblique positioning surface;
step four: the upper part of the cutter is tightly attached to the lower part of the angle template, the cutter is adjusted to the processing angle required by the technical regulations, the cutter is clamped by clamping screws, and the cutter is clamped by at least 3 clamping screws;
step five: detecting whether the inclination angle of the cutter meets the machining requirement or not;
step six: and (5) screwing the clamping screw into the threaded hole which is not used for clamping the tool on the universal tool holder, and then machining.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111068007.3A CN113714527B (en) | 2021-09-13 | 2021-09-13 | Universal cutter holder and method for vertical numerical control lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111068007.3A CN113714527B (en) | 2021-09-13 | 2021-09-13 | Universal cutter holder and method for vertical numerical control lathe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113714527A CN113714527A (en) | 2021-11-30 |
| CN113714527B true CN113714527B (en) | 2024-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111068007.3A Active CN113714527B (en) | 2021-09-13 | 2021-09-13 | Universal cutter holder and method for vertical numerical control lathe |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD224250A1 (en) * | 1984-05-16 | 1985-07-03 | Schwarze Pumpe Gas Veb | QUICK-CHANGE TOOL HOLDER, ESPECIALLY FOR CAROUSEL TURNING MACHINES |
| JP2010030006A (en) * | 2008-07-30 | 2010-02-12 | Yoshio Kaneko | Positioning tool for tool rest of lathe, and lathe turning method for workpiece |
| CN202490944U (en) * | 2012-03-19 | 2012-10-17 | 山东齐鲁电机制造有限公司 | Angle-adjustable lathe carriage |
| CN204018751U (en) * | 2014-06-17 | 2014-12-17 | 叶明锋 | A kind of novel numerical control lathe tool |
| CN105397120A (en) * | 2015-12-15 | 2016-03-16 | 中国长江动力集团有限公司 | Angle-adjustable inner circle helical tooth and chute machining device |
| CN206614046U (en) * | 2017-03-30 | 2017-11-07 | 江苏哈博精密机械科技有限公司 | A kind of ultra-precision machine tool adjustable turning head |
-
2021
- 2021-09-13 CN CN202111068007.3A patent/CN113714527B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD224250A1 (en) * | 1984-05-16 | 1985-07-03 | Schwarze Pumpe Gas Veb | QUICK-CHANGE TOOL HOLDER, ESPECIALLY FOR CAROUSEL TURNING MACHINES |
| JP2010030006A (en) * | 2008-07-30 | 2010-02-12 | Yoshio Kaneko | Positioning tool for tool rest of lathe, and lathe turning method for workpiece |
| CN202490944U (en) * | 2012-03-19 | 2012-10-17 | 山东齐鲁电机制造有限公司 | Angle-adjustable lathe carriage |
| CN204018751U (en) * | 2014-06-17 | 2014-12-17 | 叶明锋 | A kind of novel numerical control lathe tool |
| CN105397120A (en) * | 2015-12-15 | 2016-03-16 | 中国长江动力集团有限公司 | Angle-adjustable inner circle helical tooth and chute machining device |
| CN206614046U (en) * | 2017-03-30 | 2017-11-07 | 江苏哈博精密机械科技有限公司 | A kind of ultra-precision machine tool adjustable turning head |
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| Publication number | Publication date |
|---|---|
| CN113714527A (en) | 2021-11-30 |
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