CN111055164A - Quick-change spindle with cooling function - Google Patents
Quick-change spindle with cooling function Download PDFInfo
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- CN111055164A CN111055164A CN201811211835.6A CN201811211835A CN111055164A CN 111055164 A CN111055164 A CN 111055164A CN 201811211835 A CN201811211835 A CN 201811211835A CN 111055164 A CN111055164 A CN 111055164A
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- locking mechanism
- central
- quick
- spindle
- ring
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- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/12—Arrangements for cooling or lubricating parts of the machine
- B23Q11/126—Arrangements for cooling or lubricating parts of the machine for cooling only
- B23Q11/127—Arrangements for cooling or lubricating parts of the machine for cooling only for cooling motors or spindles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Devices For Machine Tools (AREA)
- Turning (AREA)
Abstract
The invention provides a quick-change spindle with a cooling function, and belongs to the technical field of machining equipment. The tool clamping device comprises a central locking mechanism, a central shaft and a main shaft outer cover, wherein the central locking mechanism and the central shaft are arranged inside the main shaft outer cover, a bearing A and a bearing B are arranged between two ends of the central shaft and the main shaft outer cover, a cooling pipe is sleeved outside the central shaft, the left end of the central locking mechanism is sleeved inside the central shaft, the right end of the central locking mechanism is arranged inside the main shaft outer cover, a jacking spring is arranged between the central locking mechanism and the main shaft outer cover, a linkage ring is arranged on the right side of the jacking spring, the right side of the linkage ring is connected with a lever ring, and a top screw is arranged on the right side of the lever ring.
Description
Technical Field
The invention relates to a quick-change spindle with a cooling function, and belongs to the technical field of machining equipment.
Background
The main shaft of the numerical control equipment is used for driving a workpiece or a cutter to rotate on the numerical control equipment, generally comprises a main shaft part, a bearing, a transmission part (a gear or a belt pulley) and the like, and is mainly used for supporting transmission parts such as the gear and the belt pulley in a machine and transmitting movement and torque, such as a machine tool main shaft, a lathe main shaft and the like; the spindle is used for clamping workpieces, such as mandrels, except for machine tools with rectilinear motion of main motion, such as planers, broaches and the like, most of numerical control equipment is provided with a spindle part, and the motion precision and the structural rigidity of the spindle part are important factors for determining the processing quality and the cutting efficiency.
Disclosure of Invention
In view of the above disadvantages of the prior art, an object of the present invention is to provide a quick-change spindle with cooling function, which is used to solve the problems that the spindle cannot take away heat at high rotation speed and the installation and replacement process of the tool is complicated in the prior art.
To achieve the above and other related objects, the present invention provides a quick-change spindle with cooling, comprising: the central locking mechanism and the central shaft are arranged in the main shaft outer cover, a bearing A and a bearing B are arranged between the two ends of the central shaft and the main shaft outer cover, a cooling pipe is sleeved between two groups of bearings A and B outside the central shaft, the left end of the central locking mechanism is sleeved in the central shaft, a spring is arranged between the central shaft and the central locking mechanism, the left side in the central shaft is provided with a collet chuck which is connected with the central locking mechanism through threaded connection, the right end of the central locking mechanism is arranged inside the spindle outer cover, a jacking spring is arranged between the central locking mechanism and the spindle outer cover, a linkage ring is arranged on the right side of the jacking spring, the right side of the linkage ring is connected with a lever ring, a top screw is arranged on the right side of the lever ring, and the jacking spring, the linkage ring and the lever ring are sleeved at the right end of the central locking mechanism.
In an embodiment of the invention, an open slot is formed in the spindle housing at a position corresponding to the lever ring, and the lever is connected with the lever ring through the open slot.
In an embodiment of the present invention, the lower surface of the lever ring is designed as a cam.
In an embodiment of the present invention, the upper surface of the link ring is designed as a cam.
In an embodiment of the present invention, a key groove is disposed at a connection portion of the central shaft and the central locking mechanism for matching.
In an embodiment of the present invention, a spiral cooling liquid pipeline is disposed on an inner wall of the cooling pipe.
As described above, the quick-change spindle with cooling function of the present invention has the following beneficial effects:
the invention can quickly install and replace the cutter clamped in the collet chuck without an external tool, and meanwhile, the invention can cool the main shaft through the cooling pipe, thereby effectively improving the production efficiency and prolonging the service life of the main shaft.
Drawings
Fig. 1 is a schematic overall structure diagram of a quick-change spindle with cooling function according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of a lever ring structure with a cooling quick-change spindle according to an embodiment of the present invention.
Fig. 3 is a schematic view of a linkage ring structure with a cooling quick-change spindle according to an embodiment of the present invention.
Fig. 4 is a schematic view of a collet structure with a cooled quick-change spindle according to an embodiment of the invention.
Fig. 5 is a schematic structural diagram of a central locking mechanism with a cooling quick-change spindle according to an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a central shaft of a quick-change spindle with cooling function according to an embodiment of the present invention.
Fig. 7 is a schematic structural diagram of a spindle housing with a cooling quick-change spindle according to an embodiment of the present invention.
Wherein, 1, a main shaft outer cover; 2. a bearing A; 3. a central shaft; 4. a collet; 5. a central locking mechanism; 6. a bearing B; 7. a spring; 8. a cooling tube; 9. a lever; 10. a top screw; 11. jacking up the spring; 12. a link ring; 13. a lever ring.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
Please refer to fig. 1 to 7. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Referring to fig. 1, the present invention provides a quick-change spindle with cooling function, including: the central locking mechanism 5 and the central shaft 3 are arranged in the main shaft housing 1, a bearing A2 and a bearing B6 are arranged between two ends of the central shaft 3 and the main shaft housing 1, a cooling pipe 8 is sleeved between two groups of bearings A2 and B6 outside the central shaft 3, the left end of the central locking mechanism 5 is sleeved in the central shaft 3, a spring 7 is arranged between the central shaft 3 and the central locking mechanism 5, the left side inside the central shaft 3 is provided with a collet chuck 4, the collet chuck 4 is connected with the central locking mechanism 5 through threaded connection, the right end of the central locking mechanism 5 is arranged in the main shaft housing 1, a jacking spring 11 is arranged between the central locking mechanism 5 and the main shaft housing 1, the right side of the jacking spring 11 is provided with a linkage ring 12, the right side of the linkage ring 12 is connected with a lever ring 13, and the right side of the lever ring 13 is provided with a top screw 10, the jacking spring 11, the linkage ring 12 and the lever ring 13 are sleeved at the right end of the central locking mechanism 5.
An application method of a quick-change spindle with cooling is as follows: when a tool is loaded, the lever 9 is shifted to the right side of the horizontal position, the lever 9 drives the lever ring 13 to rotate, the cam at the bottom of the lever ring 13 rotates to extrude the linkage ring 12, the linkage ring 12 moves downwards to drive the central locking mechanism 5 to move downwards, the inside of the collet chuck 4 is opened, the tool is placed in the collet chuck 4, then the lever 9 is shifted leftwards, when the lever 9 reaches the left side, the spring 7 pushes the central locking mechanism 5 upwards, the central locking mechanism 5 drives the collet chuck 4 to move upwards, the collet chuck 4 is attached to the inner conical surface of the central shaft 3 to lock the tool, so that the rapid clamping of the tool is completed, and in the rotation process of the main shaft, cooling liquid flows from the inside of a cooling liquid pipeline on the inner wall of the cooling.
An open slot is arranged at the position of the spindle outer cover 1 corresponding to the lever ring 13, and the lever 9 is connected with the lever ring 13 through the open slot. The lower surface of the lever ring 13 is designed as a cam. The upper surface of the link ring 12 is designed as a cam. And a key groove is arranged at the joint of the central shaft 3 and the central locking mechanism 5 for matching. And a spiral cooling liquid pipeline is arranged on the inner wall of the cooling pipe 8.
In conclusion, the tool clamping device can rapidly install and replace the tool clamped in the collet chuck without an external tool, and meanwhile, the spindle can be cooled through the cooling pipe, so that the production efficiency of the spindle is effectively improved, and the service life of the spindle is effectively prolonged. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. The utility model provides a take cooling quick change main shaft which characterized in that, a take cooling quick change main shaft includes: the central locking mechanism (5) and the central shaft (3) are arranged inside the spindle outer cover (1), a bearing A (2) and a bearing B (6) are arranged between the two ends of the central shaft (3) and the spindle outer cover (1), a cooling pipe (8) is sleeved between the two groups of bearings A (2) and B (6) outside the central shaft (3), the left end of the central locking mechanism (5) is sleeved inside the central shaft (3), a spring (7) is arranged between the central shaft (3) and the central locking mechanism (5), a collet chuck (4) is arranged on the left side inside the central shaft (3), the collet chuck (4) is connected with the central locking mechanism (5) through threaded connection, the right end of the central locking mechanism (5) is arranged inside the spindle outer cover (1), a jacking spring (11) is arranged between the central locking mechanism (5) and the spindle outer cover (1), jacking spring (11) right side is provided with linkage ring (12), and lever ring (13) is connected on linkage ring (12) right side, and lever ring (13) right side is provided with top screw (10), jacking spring (11), linkage ring (12) and lever ring (13) cover establish at central locking mechanism (5) right-hand member.
2. The quick-change spindle with cooling function as claimed in claim 1, wherein: an open slot is formed in the position, corresponding to the lever ring (13), of the spindle outer cover (1), and the lever (9) is connected with the lever ring (13) through the open slot.
3. The quick-change spindle with cooling function as claimed in claim 1, wherein: the lower surface of the lever ring (13) is designed as a cam.
4. The quick-change spindle with cooling function as claimed in claim 1, wherein: the upper surface of the linkage ring (12) is designed as a cam.
5. The quick-change spindle with cooling function as claimed in claim 1, wherein: and a key groove is arranged at the joint of the central shaft (3) and the central locking mechanism (5) for matching.
6. The quick-change spindle with cooling function as claimed in claim 1, wherein: and a spiral cooling liquid pipeline is arranged on the inner wall of the cooling pipe (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811211835.6A CN111055164B (en) | 2018-10-17 | 2018-10-17 | Quick-change spindle with cooling function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811211835.6A CN111055164B (en) | 2018-10-17 | 2018-10-17 | Quick-change spindle with cooling function |
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| Publication Number | Publication Date |
|---|---|
| CN111055164A true CN111055164A (en) | 2020-04-24 |
| CN111055164B CN111055164B (en) | 2021-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811211835.6A Active CN111055164B (en) | 2018-10-17 | 2018-10-17 | Quick-change spindle with cooling function |
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4682521A (en) * | 1986-02-10 | 1987-07-28 | Duenas Oswaldo A | Quick change, adjustable tool holder |
| JPH02212039A (en) * | 1989-02-13 | 1990-08-23 | Mitsubishi Heavy Ind Ltd | Main shaft of machine tool |
| US5032043A (en) * | 1990-06-28 | 1991-07-16 | T. M. Smith Tool International Corporation | Spindle adapter for tool holder with tool adjustment control |
| CN2673563Y (en) * | 2003-12-19 | 2005-01-26 | 萧如崧 | Main shaft locking tool withdraw mechanism |
| CN201783690U (en) * | 2010-04-17 | 2011-04-06 | 安徽益友家用机床有限公司 | Quick manual tool changing mechanism of numerical control milling machine |
| CN202934138U (en) * | 2012-11-08 | 2013-05-15 | 周建东 | Main shaft for computerized numerical control machine |
| CN103357901A (en) * | 2013-07-29 | 2013-10-23 | 松和机械（太仓）有限公司 | Pneumatic liquid-cooled spindle |
| CN104190979A (en) * | 2014-09-01 | 2014-12-10 | 江苏多为泵业股份有限公司 | Pneumatic expansion core clamping device of lathe and operation method of pneumatic expansion core clamping device |
| CN104440333A (en) * | 2014-11-30 | 2015-03-25 | 重庆川茂建材有限公司 | Clamping device convenient for processing workpiece circumference |
| CN204603317U (en) * | 2015-02-06 | 2015-09-02 | 东莞市科隆电机有限公司 | A kind of concealed electric main shaft for high-speed milling and drilling |
| CN205270911U (en) * | 2016-01-17 | 2016-06-01 | 张薛莲 | Lathe fixture |
| CN107716950A (en) * | 2017-09-29 | 2018-02-23 | 沈阳盛京精益数控机械有限公司 | A kind of ultra-thin main spindle box |
-
2018
- 2018-10-17 CN CN201811211835.6A patent/CN111055164B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4682521A (en) * | 1986-02-10 | 1987-07-28 | Duenas Oswaldo A | Quick change, adjustable tool holder |
| JPH02212039A (en) * | 1989-02-13 | 1990-08-23 | Mitsubishi Heavy Ind Ltd | Main shaft of machine tool |
| US5032043A (en) * | 1990-06-28 | 1991-07-16 | T. M. Smith Tool International Corporation | Spindle adapter for tool holder with tool adjustment control |
| CN2673563Y (en) * | 2003-12-19 | 2005-01-26 | 萧如崧 | Main shaft locking tool withdraw mechanism |
| CN201783690U (en) * | 2010-04-17 | 2011-04-06 | 安徽益友家用机床有限公司 | Quick manual tool changing mechanism of numerical control milling machine |
| CN202934138U (en) * | 2012-11-08 | 2013-05-15 | 周建东 | Main shaft for computerized numerical control machine |
| CN103357901A (en) * | 2013-07-29 | 2013-10-23 | 松和机械（太仓）有限公司 | Pneumatic liquid-cooled spindle |
| CN104190979A (en) * | 2014-09-01 | 2014-12-10 | 江苏多为泵业股份有限公司 | Pneumatic expansion core clamping device of lathe and operation method of pneumatic expansion core clamping device |
| CN104440333A (en) * | 2014-11-30 | 2015-03-25 | 重庆川茂建材有限公司 | Clamping device convenient for processing workpiece circumference |
| CN204603317U (en) * | 2015-02-06 | 2015-09-02 | 东莞市科隆电机有限公司 | A kind of concealed electric main shaft for high-speed milling and drilling |
| CN205270911U (en) * | 2016-01-17 | 2016-06-01 | 张薛莲 | Lathe fixture |
| CN107716950A (en) * | 2017-09-29 | 2018-02-23 | 沈阳盛京精益数控机械有限公司 | A kind of ultra-thin main spindle box |
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| CN111055164B (en) | 2021-06-18 |
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