CN115229543A - Tool magazine and tool changing method of multi-spindle machining center - Google Patents
Tool magazine and tool changing method of multi-spindle machining center Download PDFInfo
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- CN115229543A CN115229543A CN202210922277.4A CN202210922277A CN115229543A CN 115229543 A CN115229543 A CN 115229543A CN 202210922277 A CN202210922277 A CN 202210922277A CN 115229543 A CN115229543 A CN 115229543A
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- tool
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- main shaft
- machine tool
- magazine
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- 238000000034 method Methods 0.000 title claims abstract description 8
- 230000033001 locomotion Effects 0.000 claims abstract description 24
- 238000003754 machining Methods 0.000 claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
Images
Classifications
-
- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/15506—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling the tool being inserted in a tool holder directly from a storage device (without transfer device)
-
- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/1552—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling parts of devices for automatically inserting or removing tools
- B23Q3/15526—Storage devices; Drive mechanisms therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Tool Replacement In Machine Tools (AREA)
Abstract
The invention discloses a tool magazine of a multi-spindle machining center and a tool changing method, and relates to the technical field of machining centers. Comprises a cutter row beam; a cutter row is arranged on the cutter row beam; a plurality of tool shank clamps are uniformly arranged on one side of the tool row, which is far away from the tool row cross beam; placing the tool handles required by machining in the tool handle clamp, and recording the position of each tool handle in a machine tool coordinate system in a tool system; the cutter row beam is fixedly connected with a machine tool through supporting columns arranged at two ends. The tool magazine is simple and reliable in structure, is fixedly installed, and is easy to ensure the position precision of the tool; the movement for executing the tool changing is the movement shaft of the machine tool, and moving devices such as tool rotation and movement are not needed, so that the production cost of the tool magazine is greatly reduced.
Description
Technical Field
The invention relates to the technical field of machining centers, in particular to a tool magazine and a tool changing method of a multi-spindle machining center.
Background
The tool magazine is an indispensable auxiliary function component of the machining center, and the tool magazine is well matched with the machining center, so that the efficiency of the whole numerical control machining center is improved. At present, a great part of equipment faults of a machining center are caused by a tool magazine and tool changing, and common reasons are as follows: the tool magazine tool holder clamp is inaccurate in positioning, runs in full load for a long time, is heavy, is not firm in tool magazine structure, is complex in structure, is inconvenient to maintain and the like, and is high in failure rate, so that a machining center is stopped, and the production efficiency is seriously influenced.
The multi-spindle machining center generally needs a plurality of tool magazines and tool changing mechanisms, and the probability of failure is increased by multiple times, so that the multi-spindle machining center needs a tool magazine and a tool changing system with simple and reliable mechanisms.
Disclosure of Invention
The invention mainly aims to provide a tool magazine of a multi-spindle machining center and a tool changing method, so as to solve the problems.
In order to achieve the above object, the present invention provides a tool magazine of a multi-spindle machining center, comprising a tool row beam; the cutter row beam is provided with a cutter row; a plurality of tool shank clamps are uniformly arranged on one side of the tool row, which is far away from the tool row cross beam; placing the tool handles required by machining in the tool handle clamp, and recording the position of each tool handle in a machine tool coordinate system in a tool system; the cutter row beam is fixedly connected with a machine tool through supporting columns arranged at two ends.
Furthermore, the tool rows are provided with a plurality of groups.
Further, an upper layer of cutter row supporting frame is arranged on the cutter row beam; two sliding blocks are symmetrically arranged on the upper layer cutter row supporting frame; linear guide rails are arranged in the two sliding blocks in a sliding manner; the two linear guide rails are connected with an upper layer cutter row beam together; the upper layer cutter row beam is provided with a cutter row; the device also comprises a cylinder; the cylinder body and the telescopic rod of the cylinder are respectively and fixedly connected with the upper-layer cutter row supporting frame and the upper-layer cutter row beam; the upper layer cutter row beam is driven by the cylinder to move back and forth: when the lower-layer tool magazine is used, the cylinder drives the upper-layer tool row to retreat, and when the upper-layer tool magazine is used, the cylinder drives the upper-layer tool row to advance.
The invention also provides a tool changing method of the tool magazine of the multi-spindle machining center, which comprises the following steps of:
1) Controlling the X-axis and Z-axis of the machine tool to move, and enabling the center of the main shaft to be aligned with the positions of the tool shank installed on the main shaft in the X direction and the Z direction in a machine tool coordinate system;
2) Controlling the Y-axis motion of the machine tool to enable the main shaft to move to a tool magazine on one side for tool changing, firstly, rapidly moving to the position near a tool row, and then, slowly extruding a tool shank into a tool shank clamp by the main shaft, namely, reaching the position of the tool shank installed on the main shaft in the Y direction in the machine tool coordinate system;
3) The main shaft inner pull rod acts, and the main shaft loosens the currently installed tool handle;
4) Controlling the Z-axis motion of the machine tool to enable the main shaft to be upwards separated from the currently installed tool shank;
5) Controlling the X-axis motion of the machine tool, and moving the machine tool to the position above the target tool handle, namely the position of the target tool handle in the X direction in a machine tool coordinate system;
6) Controlling the Z-axis motion of the machine tool to enable the main shaft to move downwards to a set position, namely the position of the target tool holder in the Z direction of a machine tool coordinate system, and enabling the top of the target tool holder to enter the main shaft head;
7) The inner pull rod of the main shaft acts, and the main shaft clamps the target tool shank;
8) Controlling the Y-axis motion of the machine tool, and firstly, separating the main shaft slow-speed belt tool shank from the tool shank clamp to complete tool changing; and then controlling the machine tool to continue to perform the machining operation.
The invention has the following beneficial effects:
1. the tool magazine is simple and reliable in structure, is fixedly installed, and is easy to ensure the position precision of the tool;
2. the movement for executing the tool changing is the movement shaft of the machine tool, and moving devices such as tool rotation, movement and the like are not needed, so that the production cost of the tool magazine is greatly reduced;
3. the tool magazine is far away from the machining area, so that the tool magazine is convenient for workers to operate, the tool magazine is easy to protect, and the tool shank clamp is prevented from being polluted.
Drawings
Fig. 1 is an overall schematic view of a tool magazine of a multi-spindle machining center according to the present invention.
Fig. 2 is a partially enlarged view of fig. 1 according to the present invention.
Fig. 3 is a schematic view of an application of the tool magazine of the multi-spindle machining center according to the present invention.
Fig. 4 is a schematic diagram of a double-layer tool magazine of a multi-spindle machining center according to the present invention.
Fig. 5 is a schematic view of a lower tool magazine of a multi-spindle machining center according to the present invention.
Fig. 6 is a schematic diagram of an upper tool magazine of a multi-spindle machining center according to the present invention in use.
Wherein, 1-a support column; 2-a knife row beam; 3-cutter row; 4-a tool shank clamp; 5-a knife handle; 6-upper layer cutter row supporting frame; 7-a slide block; 8-linear guide rail; 9-a cylinder; 10-upper layer cutter row beam.
Detailed Description
To achieve the above objects and advantages, the present invention provides a technical means and a structure thereof, which are described in detail with reference to the accompanying drawings.
Example 1
As shown in fig. 1-2, the present invention provides a tool magazine of a multi-spindle machining center, comprising a tool row beam 2; the cutter row beam 2 is provided with a cutter row 3; a plurality of tool shank clamps 4 are uniformly arranged on one side of the tool row 3 away from the tool row beam 2; the tool handle 5 required for machining is placed in the tool handle clamp 4, the tool handle clamp 4 is a standard product, is opened in the Y direction and is provided with a locking block; the position of each tool handle 5 in the machine tool coordinate system is recorded in the tool system; the cutter row beam 2 is fixedly connected with a machine tool through supporting columns 1 arranged at two ends.
Example 2
As shown in fig. 3, the present embodiment is a four-station five-axis vertical machining center, wherein two main shafts are arranged on one side of a beam, the four main shafts are symmetrically arranged about the beam, the four main shafts are rigidly connected, three linear motions of X, Y and Z are performed above, and two rotary motions of a and C are performed below a workpiece. Therefore, the tool magazine is provided with 2 groups which are symmetrically arranged on two sides, each group of tool magazine device is provided with 2 groups of tool rows, and 4 groups of tool rows correspond to 4 main shafts. Two main shafts on one side of the cross beam are simultaneously changed, then the cross beam moves to the other side, and the other two main shafts are simultaneously changed.
Example 3
As shown in fig. 4 to 6, the extension of the tool row is performed based on embodiment 1. An upper layer cutter row supporting frame 6 is arranged on the cutter row beam 2; two sliding blocks 7 are symmetrically arranged on the upper layer cutter row supporting frame 6; linear guide rails 8 are arranged in the two sliding blocks 7 in a sliding manner; the two linear guide rails 8 are connected with an upper layer cutter row beam 10 together; the upper layer cutter row beam 10 is provided with a cutter row 3; also comprises a cylinder 9; the cylinder body and the telescopic rod of the cylinder 9 are respectively and fixedly connected with the upper-layer cutter row supporting frame 6 and the upper-layer cutter row beam 10; the cylinder 9 drives the upper layer cutter row beam 10 to move back and forth: when the lower layer tool magazine is used, the air cylinder 9 drives the upper layer tool row to retreat, and when the upper layer tool magazine is used, the air cylinder 9 drives the upper layer tool row to advance. As a preferred embodiment, a buffer and a positioning nail may be provided on the cylinder 9 or the linear guide 8 to ensure that the upper blade row moves forward to an accurate designated position.
Example 4
The invention also provides a tool changing method of the tool magazine of the multi-spindle machining center, if the tool shank currently installed on the spindle is T1, the steps of changing T1 into T2 are as follows:
1) Controlling the X-axis and Z-axis motion of the machine tool to enable the center of the main shaft to be aligned with the positions of T1 in the X direction and the Z direction in a machine tool coordinate system;
2) Controlling the Y-axis motion of the machine tool to enable the main shaft to move to a tool magazine on one side for tool changing, firstly, quickly moving to the position near a tool row, and then, slowly extruding the tool shank into the tool shank clamp by the main shaft, namely, reaching the position of T1 in the Y direction of a machine tool coordinate system;
3) The inner pull rod of the main shaft acts, and the main shaft loosens T1;
4) Controlling the Z-axis motion of the machine tool to enable the main shaft to be separated from T1 upwards;
5) Controlling the X-axis of the machine tool to move to a position above T2, namely the position of T2 in the X direction in the machine tool coordinate system;
6) Controlling the Z-axis motion of the machine tool to enable the main shaft to move downwards to a set position, namely the position of T2 in the Z direction in a machine tool coordinate system, and enabling the top of the tool shank to enter the main shaft head;
7) The inner pull rod of the main shaft acts, and the main shaft clamps T2;
8) Controlling the Y-axis motion of the machine tool, and firstly separating the main shaft slow-speed belt tool shank from the tool shank clamp to complete tool changing;
9) And then controlling the machine tool to continue to perform the machining operation.
If the situation is the case of the embodiment 2, after the step 8) is finished, controlling the X-axis to move, aligning the T1 position, and rapidly moving to the other side; and then repeating the steps 2) to 7) to finish the tool changing of the spindle on the other side.
The foregoing is merely a preferred embodiment of the present invention, and not all embodiments of the present invention, and all structural changes made under the teaching of the present invention should be understood as belonging to the same or similar technical solutions as the present invention.
Claims (4)
1. A tool magazine of a multi-spindle machining center is characterized by comprising a tool row beam; the cutter row beam is provided with a cutter row; a plurality of tool holder clamps are uniformly arranged on one side of the tool row away from the tool row cross beam; placing the tool handles required by machining in the tool handle clamp, and recording the position of each tool handle in a machine tool coordinate system in a tool system; the tool row beam is fixedly connected with a machine tool through support columns arranged at two ends.
2. The tool magazine of multi-spindle machining centers as set forth in claim 1, wherein said tool rows are provided in a plurality of sets.
3. The tool magazine of a multi-spindle machining center according to claim 1 or 2, wherein an upper layer tool row supporting frame is arranged on the tool row beam; two sliding blocks are symmetrically arranged on the upper layer cutter row supporting frame; linear guide rails are arranged in the two sliding blocks in a sliding manner; the two linear guide rails are connected with an upper layer cutter row beam together; the upper layer cutter row beam is provided with a cutter row; the device also comprises a cylinder; the cylinder body and the telescopic rod of the cylinder are respectively and fixedly connected with the upper-layer cutter row supporting frame and the upper-layer cutter row beam; the upper layer cutter row beam is driven by the cylinder to move back and forth: when the lower-layer tool magazine is used, the cylinder drives the upper-layer tool row to retreat, and when the upper-layer tool magazine is used, the cylinder drives the upper-layer tool row to advance.
4. A tool changing method of a tool magazine of a multi-spindle machining center is characterized by comprising the following steps:
1) Controlling the X-axis and Z-axis of the machine tool to move, and enabling the center of the main shaft to be aligned with the positions of the tool shank arranged on the main shaft in the X direction and the Z direction in a machine tool coordinate system;
2) Controlling the Y-axis motion of the machine tool to enable the main shaft to move to a tool magazine on one side for tool changing, firstly, rapidly moving to the position near a tool row, and then, slowly extruding a tool shank into a tool shank clamp by the main shaft, namely, reaching the position of the tool shank installed on the main shaft in the Y direction in the machine tool coordinate system;
3) The main shaft inner pull rod acts, and the main shaft loosens the currently installed tool shank;
4) Controlling the Z-axis motion of the machine tool to enable the main shaft to be upwards separated from the currently installed tool shank;
5) Controlling the X-axis motion of the machine tool, and moving the X-axis motion to the position above the target tool shank, namely the position of the target tool shank in the X direction in a machine tool coordinate system;
6) Controlling the Z-axis motion of the machine tool to enable the main shaft to move downwards to a set position, namely the position of the target tool holder in the Z direction of a machine tool coordinate system, and enabling the top of the target tool holder to enter the main shaft head;
7) The inner pull rod of the main shaft acts, and the main shaft clamps the target tool shank;
8) Controlling the Y-axis movement of the machine tool, and firstly separating the main shaft slow-speed belt tool shank from the tool shank clamp to complete tool changing; and then controlling the machine tool to continue to perform the machining operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210922277.4A CN115229543A (en) | 2022-08-02 | 2022-08-02 | Tool magazine and tool changing method of multi-spindle machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210922277.4A CN115229543A (en) | 2022-08-02 | 2022-08-02 | Tool magazine and tool changing method of multi-spindle machining center |
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| Publication Number | Publication Date |
|---|---|
| CN115229543A true CN115229543A (en) | 2022-10-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210922277.4A Pending CN115229543A (en) | 2022-08-02 | 2022-08-02 | Tool magazine and tool changing method of multi-spindle machining center |
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| Country | Link |
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| CN (1) | CN115229543A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09108975A (en) * | 1995-10-23 | 1997-04-28 | Hitachi Seiko Ltd | Printed board drilling device |
| KR20120090196A (en) * | 2011-02-07 | 2012-08-17 | 권용도 | The processing device which possessed the automatic tool change device that tool replacement was possible to spins of multiaxis |
| KR20130119292A (en) * | 2012-04-23 | 2013-10-31 | 류욱현 | The multiple spindle vertical older brother machine center and tool exchange way that a tool exchange device automatic a horizontal formula was possessed |
| US20150224617A1 (en) * | 2012-08-07 | 2015-08-13 | Kova Carbide Tools Co., Ltd. | Multispindle machining center |
| CN207255782U (en) * | 2017-08-10 | 2018-04-20 | 大族激光科技产业集团股份有限公司 | A kind of bilayer direct-row tool magazine |
| CN109202507A (en) * | 2018-11-26 | 2019-01-15 | 苏州明志科技有限公司 | A kind of cutter holder and tool magazine |
| CN209207055U (en) * | 2018-12-18 | 2019-08-06 | 苏州谷夫道自动化科技有限公司 | Tool magazine component and machining center |
| CN210453073U (en) * | 2019-07-31 | 2020-05-05 | 济南帝康数控设备有限公司 | Straight-line tool magazine of woodworking processing center |
| CN111266904A (en) * | 2020-03-20 | 2020-06-12 | 广东科杰机械自动化有限公司 | Double-group double-row tool magazine for double-Z-axis machine tool |
| CN111300110A (en) * | 2019-12-06 | 2020-06-19 | 深圳市山龙智控有限公司 | Combined tool magazine of straight-row and gang drill and tool changing method thereof |
-
2022
- 2022-08-02 CN CN202210922277.4A patent/CN115229543A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09108975A (en) * | 1995-10-23 | 1997-04-28 | Hitachi Seiko Ltd | Printed board drilling device |
| KR20120090196A (en) * | 2011-02-07 | 2012-08-17 | 권용도 | The processing device which possessed the automatic tool change device that tool replacement was possible to spins of multiaxis |
| KR20130119292A (en) * | 2012-04-23 | 2013-10-31 | 류욱현 | The multiple spindle vertical older brother machine center and tool exchange way that a tool exchange device automatic a horizontal formula was possessed |
| US20150224617A1 (en) * | 2012-08-07 | 2015-08-13 | Kova Carbide Tools Co., Ltd. | Multispindle machining center |
| CN207255782U (en) * | 2017-08-10 | 2018-04-20 | 大族激光科技产业集团股份有限公司 | A kind of bilayer direct-row tool magazine |
| CN109202507A (en) * | 2018-11-26 | 2019-01-15 | 苏州明志科技有限公司 | A kind of cutter holder and tool magazine |
| CN209207055U (en) * | 2018-12-18 | 2019-08-06 | 苏州谷夫道自动化科技有限公司 | Tool magazine component and machining center |
| CN210453073U (en) * | 2019-07-31 | 2020-05-05 | 济南帝康数控设备有限公司 | Straight-line tool magazine of woodworking processing center |
| CN111300110A (en) * | 2019-12-06 | 2020-06-19 | 深圳市山龙智控有限公司 | Combined tool magazine of straight-row and gang drill and tool changing method thereof |
| CN111266904A (en) * | 2020-03-20 | 2020-06-12 | 广东科杰机械自动化有限公司 | Double-group double-row tool magazine for double-Z-axis machine tool |
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