CN216657388U - Electric spindle for glass edge grinding and chamfering - Google Patents
Electric spindle for glass edge grinding and chamfering Download PDFInfo
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- CN216657388U CN216657388U CN202123249851.4U CN202123249851U CN216657388U CN 216657388 U CN216657388 U CN 216657388U CN 202123249851 U CN202123249851 U CN 202123249851U CN 216657388 U CN216657388 U CN 216657388U
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- cooling water
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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
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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Abstract
The utility model discloses an electric spindle for glass edging and chamfering, which comprises a shell, wherein a rotating shaft and a plurality of cooling water channels are arranged in the shell, and a front bearing assembly and a rear bearing assembly are respectively arranged at two ends of the rotating shaft; a stator is arranged on the inner wall of the shell, and a rotor matched with the stator is arranged on the outer wall of the rotating shaft; the front end of the shell is provided with an end cover, the front bearing assembly is arranged in the end cover, the end cover is coaxially provided with a front cover, and the front cover is connected with the front bearing assembly; the rear end of the shell is provided with a gland and a wire outlet seat, the gland is connected with the rear bearing assembly, and the wire outlet seat is provided with a power supply aviation plug; a power line leading-out channel is arranged in the shell, and a power line of the stator is connected with a power supply aviation plug through the power line leading-out channel. The electric spindle has the advantages of compact integral structure, high rigidity, high rotation precision and low vibration, and effectively prolongs the service life of the electric spindle and improves the integral working efficiency.
Description
Technical Field
The utility model relates to an electric spindle for glass edging and chamfering, and belongs to the technical field of machining.
Background
At present, the precision requirement of a plurality of lathes on a main shaft is higher and higher, and the conventional main shaft cannot meet the requirement of high precision, so that an electric main shaft appears. However, the conventional electric spindle has a problem of large heat generation, and the electric spindle with large heat generation is easy to generate thermal deformation, thereby affecting the processing precision. The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provides the electric spindle for glass edge grinding and chamfering, which has the advantages of high rigidity, high rotation precision, low vibration and compact structure.
In order to achieve the purpose, the utility model is realized by adopting the following technical scheme:
the utility model provides an electric spindle for glass edging and chamfering, which comprises a machine shell,
a rotating shaft and a plurality of cooling water channels are arranged in the shell, and a front bearing assembly and a rear bearing assembly are respectively arranged at two ends of the rotating shaft; a stator is arranged on the inner wall of the shell, and a rotor matched with the stator is arranged on the outer wall of the rotating shaft; the cooling water channels are communicated with each other;
the front end of the shell is provided with an end cover, the front bearing assembly is arranged in the end cover, the end cover is coaxially provided with a front cover, and the front cover is connected with the front bearing assembly;
the rear end of the shell is provided with a gland and a wire outlet seat, the gland is connected with a rear bearing assembly, and the wire outlet seat is provided with a power supply aviation plug; a power line leading-out channel is arranged in the shell, and a power line of the stator is connected with a power supply aviation plug through the power line leading-out channel;
further, an air seal inlet is formed in the wire outlet seat and connected with a second air seal channel formed in the shell; the second air sealing channel is connected with a first air sealing channel arranged on the end cover; the first air sealing channel is connected with a third air sealing channel arranged on the front cover.
Further, the front end of the machine shell is also provided with a sealing cover and a dust cover, and the sealing cover and the front cover are connected to form a labyrinth sealing structure;
a sealing air cavity is arranged at the joint of the sealing cover, the dust cover and the front cover, and an air seal outlet is arranged at the joint of the sealing cover and the dust cover;
the third air seal channel is connected with a sealed air cavity, and the sealed air cavity is connected with an air seal outlet.
Further, a spring seat is installed inside the machine shell, a plurality of spring installation holes are uniformly distributed in the spring seat, and the springs are installed in the spring installation holes in the spring seat.
An adjusting pad is arranged between the spring seat and the rear bearing assembly, one end of the adjusting pad is connected with the spring, and the other end of the adjusting pad is connected with the rear bearing assembly.
Furthermore, an end cover shell is installed on the periphery of the end cover, an annular groove is formed in the end cover, and the annular groove is connected with the end cover shell to form a cooling water annular water channel;
a first cooling water channel and a second cooling water channel are arranged in the end cover and are respectively connected with the cooling water annular water channel.
Further, a shell is installed on the periphery of the machine shell;
a first spiral groove and a second spiral groove are formed in the outer wall of the shell, a third cooling water channel is formed between the first spiral groove and the shell, and a fourth cooling water channel is formed between the second spiral groove and the shell;
the third cooling water channel is connected with and communicated with the first cooling water channel, and the fourth cooling water channel is connected with and communicated with the second cooling water channel.
Furthermore, a cooling water inlet and a cooling water outlet are respectively arranged on the wire outlet seat, the cooling water inlet is connected with and communicated with a third cooling water channel, and the cooling water outlet is connected with and communicated with a fourth cooling water channel.
Further, the front bearing assembly comprises a front bearing and a front spacer, and the front bearing and the front spacer are mounted in a TBT structure.
Further, the rear bearing assembly comprises a rear bearing and a rear spacer, and the rear bearing and the rear spacer are mounted in a DT structure.
Furthermore, the front end of the rotating shaft is provided with a standard rod with the diameter of 22 mm.
Compared with the prior art, the utility model has the following beneficial effects:
the electric spindle for glass edging and chamfering provided by the utility model has the advantages of compact overall design structure, high rigidity and high rotation precision. The stator is connected with an external power supply through the power supply aviation plug to generate a magnetic field, so that the rotor is driven to rotate, and the electric spindle is in a working state. A plurality of cooling water channels are further arranged in the electric spindle, so that the temperature rise of the electric spindle is small when the electric spindle works, the machining precision is improved, and the service life of the electric spindle is prolonged.
The inside atmoseal entry, many atmoseal passageways and atmoseal export that still are equipped with of electricity main shaft prevents that impurity such as outside oil mist, dust, iron fillings from getting into between rotation axis and the casing, avoids rotation axis wearing and tearing, improves the rotation accuracy of rotation axis.
The spring is further installed inside the electric spindle shell, so that vibration is low in the working process, and damage to the bearing is reduced.
Drawings
FIG. 1 is a sectional view of an electric spindle for glass edging and chamfering;
FIG. 2 is a cross-sectional view of a water path of the electric spindle for glass edging and chamfering;
FIG. 3 is a partial cross-sectional view of the gas path of the electric spindle for glass edging and chamfering;
FIG. 4 is a schematic 3D shape diagram of a double spiral groove of a machine shell of the electric spindle for glass edge grinding and chamfering;
in the figure: 1. a sealing cover; 2. a dust cover; 3. a front cover; 4. an end cap housing; 5. a front space ring; 6. a front bearing; 7. an end cap; 8. a housing; 9. a housing; 10. a stator; 11. a rotor; 12. a rotating shaft; 13. a balance ring; 14. a spring seat; 15. a spring; 16. an adjustment pad; 17. a rear bearing; 18. a rear space ring; 19. a gland; 20. a rear shield; 21. a wire outlet seat; 22. a first 0-shaped ring; 23. a second 0-shaped ring; 24. a third 0-shaped ring; 25. power supply aviation plug; 31. a third gas seal channel; 32. sealing the air cavity; 33. an air seal outlet; 71. a first cooling water passage; 72. a second cooling water passage; 73. An annular groove; 74. a first air seal channel; 81. a third cooling water passage; 82. a fourth cooling water passage; 83. a second gas seal channel; 84. a power line leading-out channel; 91. a first helical groove; 92. a second helical groove; 211. a cooling water inlet; 212. a cooling water outlet; 213. a gas seal inlet; 121. connecting the threaded hole; 122. a standard rod.
Detailed Description
The utility model is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Examples
The embodiment discloses an electric spindle for glass edging and chamfering, as shown in fig. 1-3, comprising a housing 8,
a rotating shaft 12 and a plurality of cooling water channels are arranged in the shell 8, and a front bearing assembly and a rear bearing assembly are respectively arranged at two ends of the rotating shaft 12; a stator 10 is arranged on the inner wall of the shell 8, and a rotor 11 matched with the stator 10 is arranged on the outer wall of the rotating shaft 12; the cooling water channels are communicated with each other;
an end cover 7 is arranged at the front end of the shell 8, a front bearing assembly is arranged in the end cover 7, a front cover 3 is coaxially arranged on the end cover 7, and the front cover 3 is connected with the front bearing assembly;
a gland 19 and a wire outlet base 21 are installed at the rear end of the machine shell 8, the gland 19 is connected with a rear bearing assembly, and a power supply aviation plug 25 is installed on the wire outlet base 21; the interior of the casing 8 is provided with a power cord leading-out channel 84, and the power cord of the stator 10 is connected with the power supply aviation plug 25 through the power cord leading-out channel 84.
Specifically, the end cover 7 is positioned at the front end of the rotating shaft 12 and used for pressing a front bearing assembly; the rear end of the rotating shaft 12 is also provided with an M6 threaded hole, and the gland 19 is positioned at the rear end of the rotating shaft 12 and fixed by an M6 screw for compressing the rear bearing assembly.
The front end of the rotating shaft 12 is in interference fit with the front bearing assembly, and the rear end of the rotating shaft 12 is in interference fit with the rear bearing assembly; the rotary shaft 12 is coaxially and interference-fitted to the rotor 11, and a balance ring 13 is also coaxially and interference-fitted to the periphery of the rotary shaft 12.
The front end of the rotating shaft 12 is provided with a standard rod 122 with the diameter of 22mm, the front end of the standard rod 122 is also provided with an M10 connecting threaded hole 121, and the standard rod can be used for mounting one or more grinding wheels or abrasive materials with different sizes, shapes and thicknesses so as to meet the production and use requirements.
As shown in fig. 3, the power cord of the stator 10 is connected to the power supply plug 25 through the power cord leading-out channel 84 provided on the housing 8, and the stator 10 generates a rotating magnetic field by an external power supply to drive the rotor 11 to rotate the rotating shaft 12.
A rear shield 20 is also mounted to the rear end of the housing 8.
Further, an air seal inlet 213 is formed in the wire outlet seat 21, and the air seal inlet 213 is connected to a second air seal channel 83 formed in the housing 8; the second air seal passage 83 is connected with the first air seal passage 74 arranged on the end cover 7; the first air-seal passage 74 connects the third air-seal passage 31 provided on the front cover 3.
The front end of the machine shell 8 is also provided with a sealing cover 1 and a dust cover 2, and the sealing cover 1 is connected with the front cover 3 to form a labyrinth sealing structure;
a sealing air cavity 32 is arranged at the joint of the sealing cover 1, the dust cover 2 and the front cover 3, and an air sealing outlet 33 is arranged at the joint of the sealing cover 1 and the dust cover 2;
the third air seal channel 31 is connected with a seal air chamber 32, and the seal air chamber 32 is connected with an air seal outlet 33.
Specifically, as shown in fig. 3, the gas seal inlet 213 is communicated with the second gas seal channel 83, and the first 0-shaped ring 22 is used for sealing between the two. The second air-sealing passage 83 is communicated with the first air-sealing passage 74, and the first air-sealing passage 74 is communicated with the third air-sealing passage 31. The air seal inlet 213, the first air seal channel 74, the second air seal channel 83 and the third air seal channel 31 form the air seal channel of the embodiment, compressed air with the pressure of 0.05-0.1MPa enters the seal air cavity 32 through the air seal channel and is discharged from the air seal outlet 33, so that external oil mist, dust, iron chips and other impurities can be prevented from entering between the rotating shaft and the shell, the rotating shaft is prevented from being abraded, the rotating precision of the rotating shaft is improved, and the dustproof and liquid-feeding-preventing effects of the electric spindle are effectively achieved. A gap of 0.2mm is reserved between the sealing cover 1 and the dust cover 2 in the radial direction, and the radial gap between the sealing cover 1 and the dust cover is an air seal outlet 33.
Further, a spring seat 14 is installed inside the casing 8, a plurality of spring 15 installation holes are uniformly distributed on the spring seat 14, and the springs 15 are installed in the spring 15 installation holes on the spring seat 14.
An adjusting pad 16 is arranged between the spring seat 14 and the rear bearing assembly, one end of the adjusting pad 16 is connected with the spring 15, and the other end is connected with the rear bearing assembly. The spring 15 can provide pre-load force for the front bearing assembly and the rear bearing assembly.
Further, the end cover shell 4 is installed on the periphery of the end cover 7, an annular groove 73 is formed in the end cover 7, and the annular groove 73 is connected with the end cover shell 4 to form a cooling water annular water channel;
a first cooling water channel 71 and a second cooling water channel 72 are arranged in the end cover 7, and the first cooling water channel 71 and the second cooling water channel 72 are respectively connected with the cooling water annular water channel.
Specifically, the third 0-shaped ring 24 is used for sealing between the end cover shell 4 and the end cover 7.
Further, a housing 9 is mounted on the periphery of the casing 8;
as shown in fig. 4, the outer wall of the casing 8 is provided with a first spiral groove 91 and a second spiral groove 92, a third cooling water passage 81 is formed between the first spiral groove 91 and the outer shell 9, and a fourth cooling water passage 82 is formed between the second spiral groove 92 and the outer shell 9.
The third cooling water passage 81 is connected to and communicates with the first cooling water passage 71, and the fourth cooling water passage 82 is connected to and communicates with the second cooling water passage 72.
Further, the wire outlet seat 21 is respectively provided with a cooling water inlet 211 and a cooling water outlet 212;
the cooling water inlet 211 is connected to and communicates with the third cooling water passage 81, and the cooling water outlet 212 is connected to and communicates with the fourth cooling water passage 82.
Specifically, as shown in fig. 2, the cooling water inlet 211 communicates with the third cooling water passage 81, and the first 0-ring 22 is used for sealing therebetween. The third cooling water passage 81 is communicated with the first cooling water passage 71, and the third cooling water passage and the first cooling water passage are sealed by a second 0-shaped ring 23. The first cooling water passage 71 is in communication with the cooling water annular water passage. The cooling water annular water channel is communicated with the second cooling water channel 72, the second cooling water channel 72 is communicated with the fourth cooling water channel 82, and the second cooling water channel and the fourth cooling water channel are sealed by a second 0-shaped ring 23. The fourth cooling water channel 82 is also communicated with the cooling water outlet 212, and the first 0-shaped ring 22 is used for sealing between the fourth cooling water channel and the cooling water outlet.
The cooling water inlet 211, the third cooling water channel 81, the first cooling water channel 71, the cooling water annular water channel, the second cooling water channel 72, the fourth cooling water channel 82 and the cooling water outlet 212 are communicated with each other to form the cooling channel of the embodiment. The cooling liquid enters from the cooling water inlet 211 and passes through the channel and is finally discharged from the cooling water outlet 212, so that the purpose of cooling the stator 10, the front bearing assembly and the rear bearing assembly is achieved, the machining precision is improved, and the service life of the electric spindle is prolonged. Wherein the cooling liquid is pure low viscosity oil or water.
Further, the front bearing assembly comprises a front bearing 6 and a front spacer 5, and the front bearing 6 and the front spacer 5 are mounted in a TBT structure. The rear bearing assembly comprises a rear bearing 17 and a rear spacer 18, and the rear bearing 17 and the rear spacer 18 are mounted in a DT structure.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. An electric main shaft for glass edge grinding and chamfering is characterized by comprising a machine shell (8),
a rotating shaft (12) and a plurality of cooling water channels are arranged in the shell (8), and a front bearing assembly and a rear bearing assembly are respectively arranged at two ends of the rotating shaft (12); a stator (10) is arranged on the inner wall of the shell (8), and a rotor (11) matched with the stator (10) is arranged on the outer wall of the rotating shaft (12); the cooling water channels are communicated with each other;
an end cover (7) is installed at the front end of the shell (8), the front bearing assembly is installed in the end cover (7), a front cover (3) is coaxially installed on the end cover (7), and the front cover (3) is connected with the front bearing assembly;
a gland (19) and a wire outlet seat (21) are installed at the rear end of the shell (8), the gland (19) is connected with a rear bearing assembly, and a power supply aviation plug (25) is installed on the wire outlet seat (21); a power line leading-out channel (84) is arranged in the shell (8), and a power line of the stator (10) is connected with the power supply aviation plug (25) through the power line leading-out channel (84).
2. The electric spindle for glass edging and chamfering according to claim 1, wherein the wire outlet seat (21) is provided with an air seal inlet (213), and the air seal inlet (213) is connected with a second air seal channel (83) arranged on the machine shell (8); the second air seal channel (83) is connected with a first air seal channel (74) arranged on the end cover (7); the first air sealing channel (74) is connected with a third air sealing channel (31) arranged on the front cover (3).
3. The electric spindle for glass edging and chamfering according to claim 2, wherein a sealing cover (1) and a dust cover (2) are further mounted at the front end of the housing (8), and the sealing cover (1) and the front cover (3) are connected to form a labyrinth sealing structure;
a sealing air cavity (32) is arranged at the joint of the sealing cover (1), the dust cover (2) and the front cover (3), and an air sealing outlet (33) is arranged at the joint of the sealing cover (1) and the dust cover (2);
the third air seal channel (31) is connected with a seal air cavity (32), and the seal air cavity (32) is connected with an air seal outlet (33).
4. The electric spindle for glass edging and chamfering according to claim 1,
a spring seat (14) is installed inside the casing (8), a plurality of spring installation holes are uniformly distributed in the spring seat (14), and the springs (15) are installed in the spring installation holes in the spring seat (14);
an adjusting pad (16) is arranged between the spring seat (14) and the rear bearing assembly, one end of the adjusting pad (16) is connected with the spring (15), and the other end of the adjusting pad is connected with the rear bearing assembly.
5. The electric spindle for glass edging and chamfering according to claim 1,
an end cover shell (4) is installed on the periphery of the end cover (7), an annular groove (73) is formed in the end cover (7), and the annular groove (73) is connected with the end cover shell (4) to form a cooling water annular water channel;
a first cooling water channel (71) and a second cooling water channel (72) are arranged in the end cover (7), and the first cooling water channel (71) and the second cooling water channel (72) are respectively connected with a cooling water annular water channel.
6. The electric spindle for glass edging and chamfering according to claim 5, wherein a housing (9) is mounted on a peripheral portion of the housing (8);
a first spiral groove (91) and a second spiral groove (92) are formed in the outer wall of the machine shell (8), a third cooling water channel (81) is formed between the first spiral groove (91) and the outer shell (9), and a fourth cooling water channel (82) is formed between the second spiral groove (92) and the outer shell (9);
the third cooling water channel (81) is connected and communicated with the first cooling water channel (71), and the fourth cooling water channel (82) is connected and communicated with the second cooling water channel (72).
7. The electric spindle for glass edging and chamfering according to claim 6, wherein the wire outlet base (21) is provided with a cooling water inlet (211) and a cooling water outlet (212), the cooling water inlet (211) is connected and communicated with the third cooling water channel (81), and the cooling water outlet (212) is connected and communicated with the fourth cooling water channel (82).
8. The electric spindle for glass edging and chamfering according to claim 1, wherein the front bearing assembly comprises a front bearing (6) and a front spacer ring (5), and the front bearing (6) and the front spacer ring (5) are mounted in a TBT structure.
9. The electric spindle for glass edging and chamfering according to claim 1, wherein the rear bearing assembly comprises a rear bearing (17) and a rear spacer ring (18), and the rear bearing (17) and the rear spacer ring (18) are mounted in a DT structure.
10. The electric spindle for glass edging and chamfering according to claim 1, wherein a standard rod (122) having a diameter of 22mm is provided at a front end of the rotating shaft (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123249851.4U CN216657388U (en) | 2021-12-22 | 2021-12-22 | Electric spindle for glass edge grinding and chamfering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123249851.4U CN216657388U (en) | 2021-12-22 | 2021-12-22 | Electric spindle for glass edge grinding and chamfering |
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| Publication Number | Publication Date |
|---|---|
| CN216657388U true CN216657388U (en) | 2022-06-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123249851.4U Active CN216657388U (en) | 2021-12-22 | 2021-12-22 | Electric spindle for glass edge grinding and chamfering |
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| Country | Link |
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| CN (1) | CN216657388U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115464523A (en) * | 2022-09-15 | 2022-12-13 | 无锡市明鑫机床有限公司 | High-precision vertical grinding machine suitable for special-shaped curved surface |
-
2021
- 2021-12-22 CN CN202123249851.4U patent/CN216657388U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115464523A (en) * | 2022-09-15 | 2022-12-13 | 无锡市明鑫机床有限公司 | High-precision vertical grinding machine suitable for special-shaped curved surface |
| CN115464523B (en) * | 2022-09-15 | 2023-09-12 | 无锡市明鑫机床有限公司 | Vertical grinding machine suitable for special-shaped curved surface with high precision |
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