CN218984040U - Energy-saving numerical control machine tool electric spindle - Google Patents
Energy-saving numerical control machine tool electric spindle Download PDFInfo
- Publication number
- CN218984040U CN218984040U CN202222775979.2U CN202222775979U CN218984040U CN 218984040 U CN218984040 U CN 218984040U CN 202222775979 U CN202222775979 U CN 202222775979U CN 218984040 U CN218984040 U CN 218984040U
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- shell
- heat dissipation
- spindle
- end cover
- energy
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 62
- 230000020347 spindle assembly Effects 0.000 claims abstract description 10
- 239000000428 dust Substances 0.000 claims description 6
- 238000013461 design Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses an energy-saving numerical control machine tool electric spindle, which comprises: the electric spindle comprises a shell, an end cover arranged on the end face of the shell and an electric spindle assembly arranged in the shell, wherein a heat dissipation mechanism is arranged on one side, away from the end cover, of the shell; the electric spindle assembly is composed of a spindle body and a rotor arranged on the surface of the spindle body. Not only can be when the electric main shaft independently operates, effectively dispel the heat to electric main shaft through the cooling mechanism, thereby avoid the coil of electric main shaft to be heated and arouse the internal resistance and rise, the internal resistance risees and in turn consumes more power and be used for generating heat, thereby reduce the problem of the effective power output of electric main shaft, consequently, make the operation of electric main shaft more energy-conserving, and avoided the too high internal element who burns out the electric main shaft of temperature, thereby guaranteed the steady operation of electric main shaft, and adopt the mode of rotatory joint to install the end cover of electric main shaft and replace a plurality of screw installation, thereby the convenience is dismantled and assembled the end cover, also consequently, the maintenance of staff to electric main shaft has been made things convenient for.
Description
Technical Field
The utility model relates to the technical field of electric spindles, in particular to an energy-saving numerical control machine electric spindle.
Background
The numerical control machine tool is an automatic machine tool equipped with a program control system, the control system can logically process a program defined by control codes or other symbol instructions, decode the program, input the program into a numerical control device through an information carrier, send various control signals by the numerical control device through operation processing, control the action of the machine tool, automatically process parts according to the shape and the size required by a drawing, and an electric spindle is a new technology integrating a machine tool spindle and a spindle motor in the field of the numerical control machine tool, and pushes high-speed processing to a new era together with a linear motor technology and a high-speed cutter technology. The electric spindle comprises the electric spindle and accessories thereof, and comprises the electric spindle, a high-frequency conversion device, an oil mist lubricator, a cooling device, a built-in encoder, a tool changing device and the like. The rotor of the motor is directly used as a main shaft of the machine tool, the shell of the main shaft unit is a motor base, and other parts are matched, so that the integration of the motor and the main shaft of the machine tool is realized;
at present, the electric spindle is increasingly widely used in the field of numerical control machine tools, and the heat dissipation problem is always an object to be solved by designing the electric spindle. The existing electric spindle is poor in heat dissipation effect during working, a heat source mainly comes from heating of a built-in motor and heating of a spindle bearing, heat is transferred to the spindle by heating to cause thermal deformation of the spindle to affect machining precision, meanwhile, internal resistance is increased by heating of a coil, more power is consumed for heating due to the increase of the internal resistance, effective power output of the electric spindle is reduced, normal working of the electric spindle is affected, the electric spindle is damaged even, a screw is generally adopted for installing an end cover of the electric spindle by the conventional electric spindle, a plurality of screws are required to be screwed during disassembly and assembly, and operation is complex.
Disclosure of Invention
The utility model aims to provide an energy-saving numerical control machine tool electric spindle, which not only can be used for effectively radiating heat of the electric spindle when the electric spindle operates autonomously, so that the problem that the internal resistance is increased due to the fact that a coil of the electric spindle is heated, and the internal resistance is increased to consume more power for heating, so that the effective power output of the electric spindle is reduced is solved, the electric spindle is enabled to operate more energy-saving, the phenomenon that the internal elements of the electric spindle are burnt out due to overhigh temperature is avoided, the stable operation of the electric spindle is ensured, and the end cover of the electric spindle is installed in a rotary clamping mode to replace a plurality of screws, so that the end cover is convenient to disassemble and assemble, and the electric spindle is convenient for staff to maintain.
In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:
an energy-saving numerically-controlled machine tool motorized spindle comprising:
the electric spindle comprises a shell, an end cover arranged on the end face of the shell and an electric spindle assembly arranged in the shell, wherein a heat dissipation mechanism is further arranged on one side, away from the end cover, of the shell;
the motorized spindle assembly consists of a spindle body and a rotor arranged on the surface of the spindle body;
the inner wall of the shell is fixedly connected with a stator matched with the rotor, and the side surface of the inner wall of the shell is provided with a first limit bearing sleeve which is rotationally connected with the shaft body;
the center of the side surface of the end cover is fixedly connected with a second limit bearing sleeve matched with the shaft body, the edge of the side surface of the end cover is fixedly connected with a plurality of L-shaped sliding clamping rods which are arranged at equal intervals, an annular chute matched with the L-shaped sliding clamping rods is formed in the machine shell, and a plurality of mounting grooves communicated with the annular chute are formed in the side surface of the machine shell;
the heat dissipation mechanism comprises a heat dissipation shell fixedly connected to the side face of the shell, a plurality of heat dissipation holes are formed in one side of the heat dissipation shell and are arranged at equal intervals, a plurality of through holes communicated with the shell are formed in the other side of the heat dissipation shell, and a heat dissipation assembly is further arranged in the heat dissipation shell;
the heat dissipation assembly comprises a heat dissipation shaft, one end of the heat dissipation shaft is rotatably mounted on the inner wall of the heat dissipation shell through a connecting bearing, heat dissipation blades are fixedly connected to the heat dissipation shaft, a clamping seat is fixedly connected to the other end of the heat dissipation shaft, and a clamping block matched with the clamping seat is fixedly connected to the end portion of the shaft body.
Preferably, one end of the shaft body movably penetrates through the shell and extends to the inside of the heat dissipation shell and is rotationally connected with the first limiting bearing sleeve, and the other end of the shaft body movably penetrates through the end cover and extends to the outside of the end cover and is rotationally connected with the second limiting bearing sleeve.
Preferably, the top of the casing is slidably connected with a clamping pin at a position corresponding to the annular chute, and the L-shaped sliding clamping rod is provided with a clamping groove matched with the clamping pin.
Preferably, the bayonet lock is also sleeved with a sleeve spring matched with the bayonet lock.
Preferably, one end of the L-shaped sliding clamping rod, which is far away from the end cover, is arc-shaped.
Preferably, one side of the clamping block away from the shaft body is in an arc-shaped design.
Preferably, a dust cover is mounted on the side surface of the heat dissipation shell at a position corresponding to the heat dissipation hole.
Preferably, two limit rods which are symmetrically arranged are fixedly connected to the inner wall of the clamping seat, and limit grooves matched with the limit rods are formed in the side faces of the clamping blocks.
The utility model has at least the following beneficial effects:
according to the utility model, the electric spindle can be effectively cooled through the cooling mechanism while the electric spindle is operated autonomously, so that the problem that the internal resistance is increased due to the fact that the coil of the electric spindle is heated, the internal resistance is increased, more power is consumed for heating in turn, and the effective power output of the electric spindle is reduced is solved, the electric spindle is enabled to operate more energy-saving, the phenomenon that the internal elements of the electric spindle are burnt out due to overhigh temperature is avoided, the stable operation of the electric spindle is ensured, and the end cover of the electric spindle is installed in a rotary clamping mode to replace a plurality of screws, so that the end cover is convenient to assemble and disassemble, and the electric spindle is convenient to maintain by workers.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic cross-sectional view of a housing according to the present utility model;
FIG. 4 is a schematic view of a partial enlarged structure of the present utility model at A in FIG. 3;
FIG. 5 is a schematic perspective view of a casing according to the present utility model;
FIG. 6 is a schematic view of the end cap of the present utility model;
FIG. 7 is a schematic view of an electric spindle assembly according to the present utility model;
FIG. 8 is a schematic diagram of a heat dissipation mechanism according to the present utility model;
fig. 9 is a schematic structural diagram of a heat dissipating assembly according to the present utility model.
Reference numerals illustrate:
1. a housing; 2. an end cap; 3. an electric spindle assembly; 4. a heat dissipation mechanism;
101. a stator; 102. the first limiting bearing sleeve;
201. the second limiting bearing sleeve; 202. an L-shaped sliding clamping rod; 203. an annular chute; 204. a mounting groove;
301. a shaft body; 302. a rotor;
401. a heat dissipation shell; 402. a heat radiation hole; 4021. a dust cover; 403. a through hole; 404. a heat dissipation assembly;
4041. a heat radiation shaft; 4042. a heat radiation blade; 4043. a clamping seat; 4044. a clamping block;
2021. a bayonet lock; 2022. a clamping groove; 2023. sleeving a spring;
40431. a limit rod; 40432. and a limit groove.
Detailed Description
The embodiments of the present application will be described in detail below with reference to the accompanying drawings and examples, so that the implementation process of how the technical means are applied to solve the technical problems and achieve the technical effects of the present application can be fully understood and implemented accordingly.
Referring to fig. 1 to 9, in the embodiment of the present utility model,
an energy-saving numerically-controlled machine tool motorized spindle comprising: the electric spindle device comprises a shell 1, an end cover 2 arranged on the end face of the shell 1 and an electric spindle assembly 3 arranged in the shell 1, wherein a heat dissipation mechanism 4 is further arranged on one side, away from the end cover 2, of the shell 1;
wherein, the electric spindle assembly 3 is composed of a shaft body 301 and a rotor 302 arranged on the surface of the shaft body 301;
the inner wall of the casing 1 is fixedly connected with a stator 101 matched with a rotor 302, and the side surface of the inner wall of the casing 1 is provided with a first limit bearing sleeve 102 rotationally connected with a shaft body 301;
the center of the side surface of the end cover 2 is fixedly connected with a second limit bearing sleeve 201 matched with the shaft body 301, the edge of the side surface of the end cover 2 is fixedly connected with a plurality of L-shaped sliding clamping rods 202 which are arranged at equal intervals, the shell 1 is provided with an annular chute 203 matched with the L-shaped sliding clamping rods 202, and the side surface of the shell 1 is also provided with a plurality of mounting grooves 204 which are mutually communicated with the annular chute 203;
the heat dissipation mechanism 4 comprises a heat dissipation shell 401 fixedly connected to the side surface of the casing 1, a plurality of heat dissipation holes 402 are formed in one side of the heat dissipation shell 401 and are equidistantly arranged, a plurality of through holes 403 communicated with the casing 1 are formed in the other side of the heat dissipation shell 401, and a heat dissipation assembly 404 is further arranged in the heat dissipation shell 401;
the heat dissipation assembly 404 includes a heat dissipation shaft 4041, one end of the heat dissipation shaft 4041 is rotatably mounted on the inner wall of the heat dissipation shell 401 through a connecting bearing, a heat dissipation blade 4042 is fixedly connected to the heat dissipation shaft 4041, a clamping seat 4043 is fixedly connected to the other end of the heat dissipation shaft 4041, and a clamping block 4044 matched with the clamping seat 4043 is fixedly connected to the end of the shaft body 301;
one end of the shaft body 301 movably penetrates through the casing 1 and extends to the inside of the heat dissipation casing 401, and is rotationally connected with the first limit bearing sleeve 102, and the other end of the shaft body 301 movably penetrates through the end cover 2 and extends to the outside of the end cover 2, and is rotationally connected with the second limit bearing sleeve 201;
through adopting above-mentioned technical scheme, not only can be when the electric main shaft independently operates, effectively dispel the heat to electric main shaft through cooling mechanism, thereby avoid the coil of electric main shaft to be heated and arouse the internal resistance and rise, the internal resistance risees and in turn consumes more power and be used for generating heat, thereby reduce the problem of electric main shaft's effective power output, therefore make electric main shaft's operation more energy-conserving, and avoided the too high internal element who burns out electric main shaft of temperature, thereby guaranteed electric main shaft's steady operation, and adopt rotatory joint's mode to install electric main shaft's end cover 2 and replace a plurality of screw installations, thereby conveniently dismouting to end cover 2, also so the maintenance of staff to electric main shaft has been made things convenient for.
Wherein, a bayonet 2021 is slidingly connected to the top of the casing 1 and corresponding to the position of the annular chute 203, a bayonet 2022 matched with the bayonet 2021 is provided on the l-shaped sliding clamping rod 202, and a sleeve spring 2023 matched with the bayonet 2021 is also sleeved on the bayonet 2021;
by adopting the technical scheme, the L-shaped sliding clamping rod 202 can be limited, so that the stability of the installation of the end cover 2 is improved.
Wherein, one end of the L-shaped sliding clamping rod 202 far away from the end cover 2 is in an arc design, and one side of the clamping block 4044 far away from the shaft body 301 is in an arc design;
through adopting above-mentioned technical scheme, both increased the inside convenience of L type slip card pole 202 card income annular spout 203 to improved the convenience of end cover 2 dismouting, increased the inside convenience of clamping block 4044 card income cassette 4043 again, thereby improved the convenience of shaft body 301 installation.
A dust cover 4021 is installed on the side surface of the heat dissipation shell 401 and at a position corresponding to the heat dissipation hole 402;
through adopting above-mentioned technical scheme, can filter the air when radiating to inside the effectual external dust entering electric main shaft of avoiding, thereby avoid the influence of dust to electric main shaft inner element, also consequently guaranteed electric main shaft's stability.
Wherein, two limit rods 40431 which are symmetrically arranged are fixedly connected on the inner wall of the clamping seat 4043, and limit grooves 40432 which are matched with the limit rods 40431 are formed on the side surfaces of the clamping blocks 4044;
by adopting the technical scheme, the stability of the clamping seat 4043 when being connected with the clamping block 4044 is improved, and the stability of the shaft body 301 for driving the heat dissipation shaft 4041 to rotate is further improved.
The working principle of the utility model is as follows: when the shaft body 301 of the electric spindle is operated, the heat dissipation blades 4042 on the heat dissipation shaft 4041 are driven to rotate under the clamping action between the clamping seat 4043 and the clamping block 4044, so that the electric spindle can be effectively dissipated while being operated, the internal resistance of the coil of the electric spindle is prevented from being increased due to heating, the internal resistance is increased, more power is conversely consumed for heating, and the problem of effective power output of the electric spindle is reduced, so that the electric spindle is more energy-saving in operation, the internal elements of the electric spindle are prevented from being burnt out due to overhigh temperature, and the stable operation of the electric spindle is ensured; when the end cover 2 needs to be disassembled, only the clamping pin 2021 needs to be pulled, so that the clamping pin 2021 is separated from the clamping groove 2022, then the end cover 2 is rotated, and the L-shaped sliding clamping rod 202 is rotated to the position of the mounting groove 204, so that the end cover 2 can be disassembled conveniently, and the maintenance or replacement of the internal element of the electric spindle is facilitated for staff.
While the foregoing description illustrates and describes the preferred embodiments of the present utility model, it is to be understood that the utility model is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as described herein, either as a result of the foregoing teachings or as a result of the knowledge or technology in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.
Claims (8)
1. An energy-saving numerically-controlled machine tool motorized spindle, comprising:
the motor comprises a shell (1), an end cover (2) arranged on the end face of the shell (1) and an electric spindle assembly (3) arranged in the shell (1), wherein a heat dissipation mechanism (4) is further arranged on one side, away from the end cover (2), of the shell (1);
the motorized spindle assembly (3) is composed of a spindle body (301) and a rotor (302) arranged on the surface of the spindle body (301);
the inner wall of the shell (1) is fixedly connected with a stator (101) matched with the rotor (302), and a first limit bearing sleeve (102) rotationally connected with the shaft body (301) is arranged on the side surface of the inner wall of the shell (1);
the device comprises an end cover (2), a shaft body (301), a second limiting bearing sleeve (201) matched with the shaft body, a plurality of L-shaped sliding clamping rods (202) which are equidistantly arranged and fixedly connected to the edge of the side surface of the end cover (2), an annular sliding groove (203) matched with the L-shaped sliding clamping rods (202) is formed in a machine shell (1), and a plurality of mounting grooves (204) which are mutually communicated with the annular sliding groove (203) are formed in the side surface of the machine shell (1);
the heat dissipation mechanism (4) comprises a heat dissipation shell (401) fixedly connected to the side face of the shell (1), a plurality of heat dissipation holes (402) are formed in one side of the heat dissipation shell (401) in an equidistant arrangement, a plurality of through holes (403) communicated with the shell (1) are formed in the other side of the heat dissipation shell (401), and a heat dissipation assembly (404) is further arranged in the heat dissipation shell (401);
the heat dissipation assembly (404) comprises a heat dissipation shaft (4041), one end of the heat dissipation shaft (4041) is rotatably mounted on the inner wall of the heat dissipation shell (401) through a connecting bearing, a heat dissipation blade (4042) is fixedly connected to the heat dissipation shaft (4041), a clamping seat (4043) is fixedly connected to the other end of the heat dissipation shaft (4041), and a clamping block (4044) matched with the clamping seat (4043) is fixedly connected to the end of the shaft body (301).
2. The motorized spindle of an energy-efficient numerically-controlled machine tool according to claim 1, wherein: one end of the shaft body (301) movably penetrates through the shell (1) and extends to the inside of the heat dissipation shell (401) and is rotationally connected with the first limit bearing sleeve (102), and the other end of the shaft body (301) movably penetrates through the end cover (2) and extends to the outside of the end cover (2) and is rotationally connected with the second limit bearing sleeve (201).
3. The motorized spindle of an energy-efficient numerically-controlled machine tool according to claim 1, wherein: the top of the shell (1) is slidably connected with a clamping pin (2021) at a position corresponding to the annular chute (203), and the L-shaped sliding clamping rod (202) is provided with a clamping groove (2022) matched with the clamping pin (2021).
4. An electric spindle of an energy-efficient numerically-controlled machine tool as set forth in claim 3, wherein: the bayonet lock (2021) is also sleeved with a sleeve spring (2023) matched with the bayonet lock (2021).
5. The motorized spindle of an energy-efficient numerically-controlled machine tool according to claim 1, wherein: one end of the L-shaped sliding clamping rod (202) far away from the end cover (2) is of an arc-shaped design.
6. The motorized spindle of an energy-efficient numerically-controlled machine tool according to claim 1, wherein: one side of the clamping block (4044) far away from the shaft body (301) is in an arc-shaped design.
7. The motorized spindle of an energy-efficient numerically-controlled machine tool according to claim 1, wherein: a dust cover (4021) is arranged on the side face of the radiating shell (401) and at a position corresponding to the radiating hole (402).
8. The motorized spindle of an energy-efficient numerically-controlled machine tool according to claim 1, wherein: two limit rods (40431) which are symmetrically arranged are fixedly connected to the inner wall of the clamping seat (4043), and limit grooves (40432) matched with the limit rods (40431) are formed in the side faces of the clamping blocks (4044).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222775979.2U CN218984040U (en) | 2022-10-20 | 2022-10-20 | Energy-saving numerical control machine tool electric spindle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222775979.2U CN218984040U (en) | 2022-10-20 | 2022-10-20 | Energy-saving numerical control machine tool electric spindle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218984040U true CN218984040U (en) | 2023-05-09 |
Family
ID=86221778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222775979.2U Expired - Fee Related CN218984040U (en) | 2022-10-20 | 2022-10-20 | Energy-saving numerical control machine tool electric spindle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218984040U (en) |
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2022
- 2022-10-20 CN CN202222775979.2U patent/CN218984040U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20230509 |