CN113714527A - Universal tool holder and method for vertical numerically controlled lathe - Google Patents
Universal tool holder and method for vertical numerically controlled lathe Download PDFInfo
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- CN113714527A CN113714527A CN202111068007.3A CN202111068007A CN113714527A CN 113714527 A CN113714527 A CN 113714527A CN 202111068007 A CN202111068007 A CN 202111068007A CN 113714527 A CN113714527 A CN 113714527A
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000003754 machining Methods 0.000 claims abstract description 10
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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- 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 tool holder and a method for a vertical numerically controlled lathe, which comprises a tool holder clamping part, a tool clamping part and an angle sample plate, wherein the tool holder clamping part is T-shaped, and the tool clamping part is fixed at the bottom of the horizontal section of the T-shaped tool holder clamping part; the bottom of the tool clamping part is provided with a groove, and the symmetrical surface of the groove is superposed with the symmetrical surface of the tool rest clamping part; the groove is provided with two side surfaces and used for clamping a cutter; two side surfaces of the groove are oppositely provided with a plurality of concentric threaded holes, and the clamping screw fixes the cutter in the groove; the angle sample plate is arranged in the groove and is unfolded to different angles, and the angle of the cutter is positioned in an auxiliary mode. The universal tool holder and the method for the vertical numerically controlled lathe can solve the problem that a complex surface and an oblique groove cannot be machined by using a standard tool, reduce the dependence on a special non-standard tool and achieve the aim of machining the complex surface and the oblique groove by using the standard tool on the vertical numerically controlled lathe.
Description
Technical Field
The invention belongs to the technical field of turning, and particularly relates to a universal tool holder for a vertical numerically controlled lathe and a method.
Background
Modern aviation case parts have the characteristics of high manufacturing cost, large size, complex shape, difficult processing, long processing period and the like. At present, aiming at parts with complex angle surfaces and oblique groove structures, a special nonstandard cutter specially customized according to the shapes of the parts is mainly adopted for numerical control turning. The specially-customized non-standard cutter has the advantages of long design and manufacture period, high manufacturing cost, poor adaptability and capability of only being used for turning of parts with specific angles. The special non-standard tool for machining the complex angle surface and the angle oblique groove can only be used for machining specific parts and cannot be used universally, so that the special non-standard tool cannot meet the requirements in the processes of new part development and small-batch production, and the special non-standard tool for turning the complex angle surface and the angle oblique groove often becomes a bottleneck problem which puzzles the orderly production.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a universal tool holder and a universal tool holder method for a vertical numerically controlled lathe, which can use a standard tool to carry out numerical control turning on a complex surface and an oblique groove of an aircraft casing, in order to realize the aim of using the standard tool to carry out processing on the complex surface and the oblique groove of an angle on the vertical numerically controlled lathe. The universal tool holder and the method for the vertical numerically controlled lathe can solve the problem that a complex surface and an oblique groove cannot be machined by using a standard tool, reduce the dependence on a special non-standard tool and achieve the aim of machining the complex surface and the oblique groove by using the standard tool on the vertical numerically controlled lathe.
A universal tool holder for a vertical numerically controlled lathe comprises a tool holder clamping part, a tool clamping part and an angle sample plate, wherein the tool holder clamping part is T-shaped, and the tool clamping part is fixed at the bottom of the horizontal section of the T-shaped tool holder clamping part; the bottom of the tool clamping part is provided with a groove, the symmetrical surface of the groove is superposed with the symmetrical surface of the tool rest clamping part, and the tool holder can be horizontally turned for 180 degrees; the groove is provided with two side surfaces and used for clamping a cutter; two side surfaces of the groove are oppositely provided with a plurality of concentric threaded holes, and the clamping screw fixes the cutter in the groove; the angle sample plate is arranged in the groove and is unfolded to different angles, and the angle of the cutter is positioned in an auxiliary mode.
The bottom surface of the groove is a long oblique positioning surface and a short horizontal positioning surface which protrude downwards, strong magnets are arranged on the long oblique positioning surface and the short horizontal positioning surface, and the strong magnets are used for adsorbing angle sample plates or cutters.
The included angle between the long oblique positioning surface and the short horizontal positioning surface is 135 degrees.
The angle model is provided with angle model upper portion, angle model lower part and screw pin, and angle model upper portion and angle model lower part are used for the graduation, and the end in angle model upper portion and angle model lower part is fixed to the screw pin.
The use method of the universal tool holder for the vertical numerically controlled lathe specifically comprises the following steps:
the method comprises the following steps: according to the processing purpose, clamping the universal tool holder in the vertical direction or the horizontal direction of a ram tool rest of the vertical numerically controlled lathe;
step two: adjusting the upper part and the lower part of the angle sample plate to a required angle according to specific dimensional requirements, wherein the included angle between the upper part and the lower part of the angle sample plate is 180 degrees (the included angle between the long inclined positioning surface and the short horizontal positioning surface) -the theoretical inclined angle of a cutter, screwing a threaded pin, and fixing the expansion angle of the angle sample plate;
step three: mounting the angle sample plate into the groove of the universal tool holder, and enabling the upper part of the angle sample plate to be tightly attached to the long oblique positioning surface;
step four: tightly attaching the upper part of the cutter to the lower part of the angle template, adjusting the cutter to a processing angle required by the technical specification at the moment, clamping the cutter 10 by using clamping screws, and ensuring that not less than 3 clamping screws clamp the cutter 10;
step five: detecting whether the inclination angle of the cutter meets the machining requirement or not;
step six: and screwing a clamping screw in a threaded hole which is not used for clamping the cutter on the universal cutter holder, and then machining.
The invention has the beneficial effects that: the invention provides a universal tool holder for a vertical numerically controlled lathe and a method, which expand the functions of the vertical numerically controlled lathe, can use a standard tool to replace a special non-standard tool on the vertical numerically controlled lathe to carry out turning processing on a complex angle surface and an angle oblique groove, can enable the standard tool to have a wider adjustment space on the tool holder, and solves the problem that the complex angle surface and the oblique groove need to use the special non-standard tool to carry out numerically controlled turning processing. The invention can bring economic benefits for enterprises from the aspects of improving the product quality level, shortening the part processing period, reducing the purchasing cost of special non-standard cutters, reducing the cutter clamping and adjusting time and the like.
Drawings
FIG. 1 is a schematic view of a gimbaled toolholder for a vertical numerically controlled lathe of the present invention (wherein FIG. (a) is a front view, FIG. (b) is a side view, and FIG. (c) is a cross-sectional view);
fig. 2 is a schematic view of an angle template used in the present invention (wherein (a) is a three-view of the angle template, (b) is a three-view of an upper portion of the angle template, (c) is a three-view of a lower portion of the angle template, and (d) is an expanded state of the angle template);
FIG. 3 is a schematic view of the angle template used in the present invention;
FIG. 4 is a first schematic view showing the operation of the universal toolholder of the present 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 second schematic view of the universal toolholder in an operational state of the present invention (wherein FIG. (a) is a front view and FIG. (b) is a rear view);
FIG. 6 is a schematic view showing the installation of the universal tool holder in the vertical direction of the ram of the vertical numerically controlled lathe;
FIG. 7 is a schematic view of the installation of the universal knife clamp in the horizontal direction of the ram knife rest of the vertical numerically controlled lathe;
wherein,
1-universal tool holder, 2-tool holder clamping part, 3-tool clamping part, 4-groove, 5-long oblique positioning surface, 6-short horizontal positioning surface, 7-strong magnet, 8-ram tool holder, 9-clamping screw, 10-tool, 11-angle sample plate, 12-upper part of angle sample plate, 13-lower part of angle sample plate, and 14-threaded pin.
Detailed Description
For better understanding of the present invention, the technical solutions and effects of the present invention will be described in detail by the following embodiments with reference to the accompanying drawings.
As shown in fig. 1-3, the universal tool holder 1 for a vertical numerically controlled lathe comprises the tool holder clamping part 2 and a tool clamping part 3, wherein the tool holder clamping part 2 is in a T shape, so that the clamping length of the tool holder is increased, and the rigidity and stability of the tool holder are greatly increased. The tool clamping part 3 is fixed at the bottom of the horizontal section of the T-shaped tool rest clamping part 2. The bottom of the tool clamping part 3 is provided with a groove 4, the symmetrical surface of the groove 4 is superposed with the symmetrical surface of the tool rest clamping part 2, and the tool rest can be horizontally turned for 180 degrees. The groove 4 has two side surfaces for clamping the tool 10; the two sides of the recess 4 are provided with a plurality of concentric threaded holes facing each other, and a clamping screw 9 secures a tool 10 in the recess 4. The angle template 11 is arranged in the groove 4 and is unfolded to form different angles, and the angle of the cutter 10 is positioned in an auxiliary mode.
The angle gauge 11 is provided with an angle gauge upper part 12, an angle gauge lower part 13, and a screw pin 14, the angle gauge upper part 12 and the angle gauge lower part 13 being used for indexing, and the screw pin 14 being fixed to ends of the angle gauge upper part 12 and the angle gauge lower part 13 for fixing the spread angle of the angle gauge upper part 12 and the angle gauge 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 a clamping screw 9, so that the aims of increasing the rigidity of the tool holder and assisting the positioning of the tool 10 are fulfilled.
In this embodiment, two side surfaces of the groove 4 are oppositely provided with a plurality of threaded holes.
The bottom surface of the groove 4 is 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 portion 3, so that the tool holder still has enough rigidity while the tool 10 has a larger adjusting space when being clamped on the tool holder. And the long oblique positioning surface and the short horizontal positioning surface are provided with strong magnets, and the strong magnets are used for adsorbing angle sample plates or cutters.
The included angle between the long inclined positioning surface 5 and the short horizontal positioning surface 6 in the embodiment is 135 degrees, so that the cutter 10 can be adjusted at any angle within the range of 270 degrees.
The using method of the universal tool holder 1 for the vertical numerically controlled lathe specifically comprises the following steps:
the method comprises the following steps: according to the processing purpose, the universal tool holder 1 is clamped in the vertical direction or the horizontal direction of a ram tool rest 8 of a vertical numerical control lathe, as shown in FIGS. 6 to 7.
Step two: according to specific size requirements, the angle gauge upper part 12 and the angle gauge lower part 13 are adjusted to a required angle, in the embodiment, the included angle between the required angle gauge upper part and the angle gauge lower part is 45 degrees to the theoretical inclination angle of the cutter, the threaded pin 14 is screwed, and the unfolding angle of the angle gauge 11 is fixed as shown in fig. 2.
Step three: the angle template 11 is mounted in the pocket 4 of the gimbaled toolholder so that the upper portion 12 of the angle template is in close contact with the long angled positioning 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, the cutter is adjusted to the processing angle required by the technical specification at the moment, the cutter 10 is clamped by the clamping screw 9, and the cutter 10 is ensured to be clamped by not less than 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 screwing a clamping screw in a threaded hole which is not used for clamping the cutter on the universal cutter holder, and then machining.
The invention has novel structure, large adjustment range, convenient operation, reliable clamping, low cost and obvious application effect.
Claims (6)
1. The utility model provides a universal cutter holder for vertical numerical control lathe which characterized in that: the tool rest clamping device comprises a tool rest clamping part, a tool clamping part and an angle sample plate, wherein the tool rest clamping part is T-shaped, 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 tool clamping part is provided with a groove, and the symmetrical surface of the groove is superposed with the symmetrical surface of the tool rest clamping part; the groove is provided with two side surfaces and used for clamping a cutter; two side surfaces of the groove are oppositely provided with a plurality of concentric threaded holes, and the clamping screw fixes the cutter in the groove; the angle sample plate is arranged in the groove and is unfolded to different angles, and the angle of the cutter is positioned in an auxiliary mode.
2. The gimbaled toolholder for a vertical, numerically controlled lathe according to claim 1, wherein: the bottom surface of the groove is a long oblique positioning surface and a short horizontal positioning surface which protrude downwards, strong magnets are arranged on the long oblique positioning surface and the short horizontal positioning surface, and the strong magnets are used for adsorbing angle sample plates or cutters.
3. The gimbaled toolholder for a vertical, numerically controlled lathe according to claim 2, wherein: the included angle between the long oblique positioning surface and the short horizontal positioning surface is 135 degrees.
4. The gimbaled toolholder for a vertical, numerically controlled lathe according to claim 1, wherein: the angle model is provided with angle model upper portion, angle model lower part and screw pin, and angle model upper portion and angle model lower part are used for the graduation, and the end in angle model upper portion and angle model lower part is fixed to the screw pin.
5. The gimbaled toolholder for a vertical, numerically controlled lathe according to claim 1, wherein: the universal tool holder can be horizontally turned by 180 degrees for use.
6. The use method of the universal tool holder for the vertical numerically controlled lathe as set forth in any one of claims 3 to 5, characterized by comprising the following steps:
the method comprises the following steps: according to the processing purpose, clamping the universal tool holder in the vertical direction or the horizontal direction of a ram tool rest of the vertical numerically controlled lathe;
step two: adjusting the upper part and the lower part of the angle sample plate to a required angle according to specific dimensional requirements, wherein the included angle between the upper part and the lower part of the angle sample plate is 180 degrees (the included angle between the long inclined positioning surface and the short horizontal positioning surface) -the theoretical inclined angle of a cutter, screwing a threaded pin, and fixing the expansion angle of the angle sample plate;
step three: mounting the angle sample plate into the groove of the universal tool holder, and enabling the upper part of the angle sample plate to be tightly attached to the long oblique positioning surface;
step four: tightly attaching the upper part of the cutter to the lower part of the angle template, adjusting the cutter to a processing angle required by the technical specification at the moment, clamping the cutter 10 by using clamping screws, and ensuring that not less than 3 clamping screws clamp the cutter 10;
step five: detecting whether the inclination angle of the cutter meets the machining requirement or not;
step six: and screwing a clamping screw in a threaded hole which is not used for clamping the cutter on the universal cutter 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 true CN113714527A (en) | 2021-11-30 |
| CN113714527B CN113714527B (en) | 2024-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| 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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| CN113714527B (en) | 2024-02-23 |
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