CN107552855B - Milling machine tool center correcting device and using method thereof - Google Patents
Milling machine tool center correcting device and using method thereof Download PDFInfo
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- CN107552855B CN107552855B CN201710942992.3A CN201710942992A CN107552855B CN 107552855 B CN107552855 B CN 107552855B CN 201710942992 A CN201710942992 A CN 201710942992A CN 107552855 B CN107552855 B CN 107552855B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The invention discloses a milling machine tool aligning correction device and a use method thereof, wherein the correction device comprises a main shaft positioning tripod, an annular seat is arranged on the main shaft, and a laser lamp is arranged on the annular seat; the tripod is positioned by adopting a mode of positioning before marking, and the mark is compared with the top point of the bottom end of the prop, so that the processing of the hole site is realized. When the correction device is used, the annular seat and the positioning tripod are respectively rotated and adjusted, and meanwhile, the position of a workpiece is correspondingly adjusted, so that light emitted by the laser lamp can be overlapped with the positioning convex points on the positioning tripod. The invention has simple structure and convenient installation, can be flexibly added on the basis of the prior equipment, and is suitable for practical use; according to the invention, the bit position error is controlled in the minimum range by positioning the cutter and the bit position before drilling; the positioning mode adopts laser three-point positioning, so that the relative positions of the cutter and the hole site are strictly limited, and errors caused by naked eyes of operators in judging the positions of the cutter and the hole site are reduced.
Description
Technical Field
The invention relates to the field of numerical control machine tools, in particular to a milling machine tool centering correction device and a using method thereof.
Background
In the processing of parts, the processing of hole sites is a processing flow which is frequently required, and the processing of hole sites is divided into manual drilling and numerical control machine drilling. Drilling equipment is usually used for manual drilling, and a drill bit is manually controlled to move so as to machine a required hole site.
In the prior art, because the perpendicularity of the drill bit is not enough or the grasp of the hole position is inaccurate during drilling, the drilled hole usually has certain errors, and for parts with strict hole positions, the larger the errors, the more difficult the assembly is, and the rejection of the whole part is likely to be caused. Thus, there is a need for an apparatus that reduces hole location errors.
Disclosure of Invention
The invention aims to provide a milling machine tool aligning correction device and a using method thereof, which are used for solving the problem that when drilling is carried out, the hole position error is large due to the deviation of a tool and a hole position.
The aim of the invention can be achieved by the following technical scheme:
the milling machine tool aligning device comprises a main shaft, wherein a round table-shaped tool fixing shaft is arranged on the lower side of the main shaft, and a tool is arranged on the lower side of the tool fixing shaft; the circumference side of the main shaft is provided with a bearing, the outer side of the bearing is provided with an annular seat, and the lower side of the annular seat is provided with three laser lamps distributed in a circumferential array; the outside of annular seat is equipped with the screw hole, and the screw hole link up annular seat, and threaded hole is equipped with fastening screw.
A workpiece is arranged right below the cutter, a positioning tripod which is integrally in an equilateral triangle shape is arranged at the upper end of the workpiece, a triangular through hole is formed in the middle of the positioning tripod, and three pointers distributed in a circumferential array are arranged in the triangular through hole; and positioning protruding points are arranged at the upper ends of three vertexes of the positioning tripod.
The laser lamps are connected end to form an equilateral triangle, and the cutter is positioned at the center of the equilateral triangle surrounded by the laser lamps.
The equilateral triangle formed after the positioning convex points are connected end to end is the same as the equilateral triangle formed by the laser lamps in an end to end mode in side length.
One end of the pointer is fixed at the top point of the triangular through hole, and the other end of the pointer points to the center of the positioning tripod.
The bottom of the positioning tripod is provided with a magnetic piece.
The application method of the milling machine tool center correcting device comprises the following steps:
rotating the fastening screw to a state that the annular seat can freely rotate; aligning a pointer on a positioning tripod to a position point on a workpiece to be perforated; turning on the laser lamp, respectively rotating and adjusting the annular seat and the positioning tripod, and correspondingly adjusting the position of the workpiece at the same time, so that the light emitted by the laser lamp can coincide with the positioning convex points on the positioning tripod; when the light emitted by the laser lamp is overlapped with the positioning convex points, a mark pen is used for drawing a center point pointed by a pointer on the workpiece as a mark; tightening the fastening screw, withdrawing the positioning tripod, starting drilling, comparing whether the top point of the bottom end of the cutter is coincident with the mark before drilling, and adjusting the position of the cutter until the top point of the bottom end of the cutter is coincident with the mark if the top point of the bottom end of the cutter is not coincident with the mark; and (5) finishing drilling.
The invention has the beneficial effects that:
1. the invention has simple structure and convenient installation, can be flexibly added on the basis of the prior equipment, and is suitable for practical use;
2. according to the invention, the bit position error is controlled in the minimum range by positioning the cutter and the bit position before drilling;
3. the positioning mode adopts laser three-point positioning, so that the relative positions of the cutter and the hole site are strictly limited, and errors caused by naked eyes of operators in judging the positions of the cutter and the hole site are reduced.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a front view of a tool center correcting device of the present invention;
FIG. 2 is a schematic diagram of a tool center correcting device according to the present invention;
FIG. 3 is a schematic diagram of a tool center correcting device according to the present invention;
fig. 4 is a schematic view of a positioning tripod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate orientation or positional relationships, merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
A milling machine tool aligning correction device comprises a main shaft 1, wherein a tool fixing shaft 2 is arranged on the lower side of the main shaft 1 as shown in fig. 1-3, the whole tool fixing shaft 2 is in a circular truncated cone shape, and a tool 3 is arranged on the lower side of the tool fixing shaft 2.
The circumference side of the main shaft 1 is provided with a bearing 4, the outer side of the bearing 4 is provided with an annular seat 5, and the annular seat 5 can freely rotate by taking the main shaft 1 as an axle center because the annular seat 5 is fixed on the main shaft 1 through the bearing 4. The lower side of the annular seat 5 is provided with three laser lamps 6 distributed in a circumferential array, the laser lamps 6 are connected end to form an equilateral triangle, and the laser lamps 6 are used for determining positions during drilling. The cutter 3 is positioned at the center of an equilateral triangle surrounded by the laser lamp 6.
The outside of annular seat 5 is equipped with the screw hole, and the screw hole link up annular seat 5, and the screw hole is equipped with fastening screw 7, can restrict annular seat 5's rotation through fastening screw.
A workpiece 8 is arranged right below the cutter 3, a positioning tripod 9 is arranged at the upper end of the workpiece 8, the whole positioning tripod 9 is in an equilateral triangle shape, as shown in fig. 4, a triangular through hole is formed in the middle of the positioning tripod 9, three pointers 11 distributed in a circumferential array are arranged in the triangular through hole, one end of each pointer 11 is fixed at the top point of the triangular through hole, and the other end of each pointer is directed to the central position of the positioning tripod 9; the upper ends of the three vertexes of the positioning tripod 9 are provided with positioning convex points 10, and the equilateral triangle formed after the positioning convex points 10 are connected end to end is the same as the equilateral triangle formed by the laser lamp 6 in an end to end mode in side length.
The bottom of the positioning tripod 9 is provided with a magnetic part, and the positioning tripod 9 can be fixed at the upper end of the workpiece 8 through the magnetic part.
The working method of the invention is as follows:
a) Rotating the fastening screw 7 to a state in which the annular seat 5 can freely rotate;
b) Aligning a pointer 11 on a positioning tripod 9 to a position point on the workpiece 8 to be punched;
c) Turning on the laser lamp 6, respectively rotating the adjusting annular seat 5 and the positioning tripod 9, and correspondingly adjusting the position of the workpiece 8 so that the light emitted by the laser lamp 6 can coincide with the positioning convex points 10 on the positioning tripod 9;
d) When the light emitted by the laser lamp 6 is overlapped with the positioning convex point 10, a marking pen is used for drawing a center point pointed by the pointer 11 on the workpiece 8 as a mark;
e) Tightening the fastening screw 7, withdrawing the positioning tripod 9, starting drilling, comparing whether the top of the bottom end of the cutter 3 is coincident with the mark before drilling, and if not, adjusting the position of the cutter 3 until the bottom end is coincident
f) And (5) finishing drilling.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims.
Claims (4)
1. The milling machine tool aligning correction device comprises a main shaft (1) and is characterized in that a round table-shaped tool fixing shaft (2) is arranged on the lower side of the main shaft (1), and a tool (3) is arranged on the lower side of the tool fixing shaft (2); the circumference of the main shaft (1) is provided with a bearing (4), the outer side of the bearing (4) is provided with an annular seat (5), and the lower side of the annular seat (5) is provided with three laser lamps (6) distributed in a circumferential array; the outer side of the annular seat (5) is provided with a threaded hole which penetrates through the annular seat (5), and a fastening screw (7) is arranged in the threaded hole;
a workpiece (8) is arranged right below the cutter (3), a positioning tripod (9) which is in an equilateral triangle shape as a whole is arranged at the upper end of the workpiece (8), a triangular through hole is formed in the middle of the positioning tripod (9), and three pointers (11) distributed in a circumferential array are arranged in the triangular through hole; positioning protruding points (10) are arranged at the upper ends of three vertexes of the positioning tripod (9);
the laser lamps (6) are connected end to form an equilateral triangle, and the cutter (3) is positioned at the center of the equilateral triangle surrounded by the laser lamps (6);
the equilateral triangle formed after the positioning convex points (10) are connected end to end is the same as the equilateral triangle formed by the laser lamps (6) in length.
2. A milling machine tool centering device according to claim 1, characterized in that one end of the pointer (11) is fixed at the apex of the triangular through hole and the other end is directed to the center position of the positioning tripod (9).
3. The milling machine tool centering device according to claim 1, wherein the bottom end of the positioning tripod (9) is provided with a magnetic element.
4. The method of using a tool center correcting device for a milling machine according to claim 1, comprising the steps of:
a) Rotating the fastening screw (7) to a state that the annular seat (5) can freely rotate;
b) Aligning a pointer (11) on a positioning tripod (9) to a position point on a workpiece (8) to be perforated;
c) Turning on the laser lamp (6), respectively rotating and adjusting the annular seat (5) and the positioning tripod (9), and correspondingly adjusting the position of the workpiece (8) at the same time, so that the light emitted by the laser lamp (6) can be overlapped with the positioning convex points (10) on the positioning tripod (9);
d) When the light emitted by the laser lamp (6) is overlapped with the positioning convex points (10), a marking pen is used for drawing a center point pointed by the pointer (11) on the workpiece (8) as a mark;
e) Tightening the fastening screw (7), withdrawing the positioning tripod (9), starting drilling, comparing whether the top point of the bottom end of the cutter (3) is coincident with the mark before drilling, and adjusting the position of the cutter (3) until the top point of the bottom end of the cutter is coincident with the mark if the top point of the bottom end of the cutter is not coincident with the mark;
f) And (5) finishing drilling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710942992.3A CN107552855B (en) | 2017-10-11 | 2017-10-11 | Milling machine tool center correcting device and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710942992.3A CN107552855B (en) | 2017-10-11 | 2017-10-11 | Milling machine tool center correcting device and using method thereof |
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| Publication Number | Publication Date |
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| CN107552855A CN107552855A (en) | 2018-01-09 |
| CN107552855B true CN107552855B (en) | 2023-05-16 |
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| CN201710942992.3A Active CN107552855B (en) | 2017-10-11 | 2017-10-11 | Milling machine tool center correcting device and using method thereof |
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| CN114653994A (en) * | 2020-12-24 | 2022-06-24 | 新沂市凯宁工具有限公司 | Correcting device and correcting method for high-strength wear-resistant diamond drill by using laser |
| CN114325994A (en) * | 2022-01-12 | 2022-04-12 | 中山金汇金属制造有限公司 | Optical fiber installation apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1318170C (en) * | 2005-07-05 | 2007-05-30 | 青岛地恩地机电科技股份有限公司 | Self-supply laser positioner of hole machining machinery |
| CN104325361B (en) * | 2014-10-27 | 2017-01-18 | 第一拖拉机股份有限公司 | Positioning device and positioning method thereof for multi-surface milling processing of casting die |
| CN106270638B (en) * | 2016-06-02 | 2018-03-09 | 常州市金海珑机械制造有限公司 | A kind of boring positioner of handware |
| CN205904472U (en) * | 2016-07-19 | 2017-01-25 | 广州歌誉家居用品有限公司 | Machining center's automatic positioning device punches |
| CN207343867U (en) * | 2017-10-11 | 2018-05-11 | 安徽日威数控重机有限公司 | A kind of quasi- heart means for correcting of cutter for milling machines |
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Denomination of invention: A milling machine tool centering correction device and its usage method Effective date of registration: 20230728 Granted publication date: 20230516 Pledgee: Anhui Guangde Yangzi Village Bank Co.,Ltd. Pledgor: ANHUI RIWEI CNC HEAVY MACHINERY CO.,LTD. Registration number: Y2023980050204 |