CN218169647U - Main shaft driving structure - Google Patents
Main shaft driving structure Download PDFInfo
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- CN218169647U CN218169647U CN202222625583.XU CN202222625583U CN218169647U CN 218169647 U CN218169647 U CN 218169647U CN 202222625583 U CN202222625583 U CN 202222625583U CN 218169647 U CN218169647 U CN 218169647U
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- spindle
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Abstract
The utility model discloses a main shaft driving structure, which relates to the technical field of processing machine tools and aims at solving the problems that the existing main shaft driving structure can not adjust the installation height and has no good shock absorption and heat dissipation performance, the following proposal is proposed, which comprises a supporting frame, wherein the supporting frame is rotatably provided with a main shaft, the outer wall of the top end of the main shaft is fixed with a bearing plate, the bottom of the supporting frame is provided with a vertical frame, and the vertical frame is connected with a lifting plate through a height adjusting component; spring shock absorbers are installed at four corners of the top of the lifting plate. The utility model is provided with the height adjusting component, which can realize the flexible adjustment of the installation height of the driving component according to different installation conditions, thereby improving the practicability; through the cooperation use of spring damper and radiator fan, can improve drive assembly's shock attenuation and heat dispersion to be favorable to the normal use of whole main shaft drive structure, reduced the fault rate, prolonged life.
Description
Technical Field
The utility model relates to a machine tool technical field especially relates to a main shaft drive structure.
Background
The main shaft of machine tool often needs the drive structure to drive, and through the retrieval, application number 202121304513.3's patent discloses a main shaft drive structure of machine tool, and it is including the driving sleeve of cover on locating the main shaft, the driving sleeve rotates to be connected on the support frame.
Although the above patent can avoid the short circuit of the driving member, it still has the following disadvantages:
firstly, when the existing main shaft driving structure is installed, the installation height can not be flexibly adjusted according to different installation conditions, so that the practicability is reduced;
secondly, current main shaft drive structure does not possess fine shock attenuation performance and heat dispersion, and then the mechanical shock that produces can cause the damage to the inside spare part of motor, and long-time working surface is scalded and is easily caused the inner line to be burnt out to influence normal use, improved the fault rate, reduced life.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a main shaft drive structure uses through altitude mixture control subassembly, spring damper and radiator fan's cooperation, has overcome prior art not enough, and effectual solved current main shaft drive structure can't adjust the mounting height and do not possess fine shock attenuation and heat dispersion's problem.
In order to realize the purpose, the utility model adopts the following technical scheme:
a spindle driving structure comprises a supporting frame, wherein a spindle is rotatably mounted on the supporting frame, a bearing plate is fixed on the outer wall of the top end of the spindle, a vertical frame is arranged at the bottom of the supporting frame, and a lifting plate is connected to the vertical frame through a height adjusting assembly;
spring dampers are arranged at four corners of the top of the lifting plate, the four spring dampers are provided with the same motor supporting plate, and the motor supporting plate is provided with a driving assembly;
the driving assembly comprises a driving motor fixed on the outer wall of the top of the motor supporting plate, a driving belt pulley fixed on an output shaft of the driving motor and a driven belt pulley fixed on the lower part of the main shaft, and the driving belt pulley and the driven belt pulley are in transmission connection through the same belt;
through adopting above-mentioned technical scheme, can reduce the mechanical shock that driving motor during operation produced through spring damper, be convenient for carry out certain protection to inside machine part to be favorable to the normal use of whole main shaft drive structure, reduced the fault rate, prolonged life.
Preferably, the height adjusting assembly comprises a sliding groove arranged on one side of the vertical frame, a threaded rod rotatably arranged in the sliding groove and a hand wheel fixed on the outer wall of the bottom end of the threaded rod;
the lifting plate is in threaded connection with the threaded rod, the outer wall of the lifting plate is in sliding connection with the inner wall of the sliding groove, and the sliding groove is used for limiting the movement of the lifting plate;
through adopting above-mentioned technical scheme, through controlling the hand wheel alright drive assembly on driving the lifter plate and reciprocate on vertical direction, and then can realize the nimble regulation of drive assembly mounting height according to the installation situation of difference, improve the practicality.
Preferably, the outer wall of the bottom of the support frame is fixed with a connecting plate through a bolt, and the outer wall of the bottom of the connecting plate is fixed with a cooling fan;
through adopting above-mentioned technical scheme, can carry out the forced air cooling to driving motor through installation radiator fan on the connecting plate, improve heat dispersion, can avoid long-time work internal line to be burnt out because of the high temperature the condition, further reduced the fault rate, further prolonged life.
Preferably, the connecting plate is provided with a vent, and the side wall of the connecting plate is fixed on the outer wall of the upper part of the vertical frame;
by adopting the technical scheme, the normal work of the cooling fan is convenient to ensure through the ventilation opening, and the arrangement of the connecting plate facilitates the dismounting work of the whole main shaft driving structure.
The utility model has the advantages that:
1. the height adjusting assembly is arranged, the driving assembly on the lifting plate can be driven to move up and down in the vertical direction by controlling the hand wheel, the flexible adjustment of the mounting height of the driving assembly can be further realized according to different mounting conditions, and the practicability is improved;
2. through the cooperation use of spring damper and radiator fan, can improve drive assembly's shock attenuation and heat dispersion to be favorable to the normal use of whole main shaft drive structure, reduced the fault rate, prolonged life.
Drawings
Fig. 1 is a schematic three-dimensional structure diagram of a spindle driving structure according to the present invention;
fig. 2 is a schematic three-dimensional structure diagram of a height adjusting assembly in a spindle driving structure according to the present invention;
fig. 3 is a schematic three-dimensional structure diagram of a driving assembly in a spindle driving structure according to the present invention;
fig. 4 is a schematic diagram of a three-dimensional enlarged structure of a heat dissipation fan in a spindle driving structure according to the present invention.
In the figure: 1. a support frame; 2. a main shaft; 3. a carrier plate; 4. erecting; 5. a lifting plate; 6. a spring damper; 7. a motor supporting plate; 8. a drive motor; 9. a drive pulley; 10. a driven pulley; 11. a chute; 12. a threaded rod; 13. a hand wheel; 14. a connecting plate; 15. a heat dissipation fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
the main shaft 2 is connected with the inner wall of the support frame 1 through a bearing in a penetrating manner, the bearing plate 3 is welded on the outer wall of the top end of the main shaft 2, the connecting plate 14 is fixed on the outer wall of the bottom of the support frame 1 through a bolt, the vertical frame 4 is welded on the side wall of the connecting plate 14, and the connecting plate 14 facilitates the dismounting work of the whole main shaft driving structure;
the driving assembly is composed of the following components:
the drive motor 8: the driving motor 8 is fixed on the outer wall of the top of the motor supporting plate 7 through bolts, and the driving motor 8 is connected with a control switch through a lead;
drive pulley 9 and driven pulley 10: a driving belt pulley 9 is fixedly sleeved on an output shaft of the driving motor 8, a driven belt pulley 10 is fixedly sleeved on the lower part of the main shaft 2, and the driving belt pulley 9 and the driven belt pulley 10 are in transmission connection through the same belt;
a vent is formed in the connecting plate 14, the heat dissipation fan 15 is fixed on the outer wall of the bottom of the connecting plate 14 through a bolt, and the heat dissipation fan 15 is connected with a control switch through a lead;
can carry out the forced air cooling to driving motor 8 through radiator fan 15, improve heat dispersion, can avoid long-time work internal line to be burnt out because of the high temperature the condition, reduce the fault rate, prolong life.
the sliding groove 11: the sliding groove 11 is formed in one side of the vertical frame 4, the outer wall of the lifting plate 5 is connected with the inner wall of the sliding groove 11 in a sliding mode, and the sliding groove 11 is used for limiting the movement of the lifting plate 5 conveniently;
threaded rod 12: the lifting plate 5 is in threaded connection with a threaded rod 12, the threaded rod 12 is respectively connected with the top inner wall and the bottom inner wall of the sliding chute 11 through two bearings, and the bottom end of the threaded rod 12 penetrates through the bottom of the vertical frame 4;
the hand wheel 13: the hand wheel 13 is fixedly sleeved on the outer wall of the bottom end of the threaded rod 12, and the hand wheel 13 is convenient for better controlling the threaded rod 12 to rotate;
in the embodiment, the hand wheel 13 is controlled to drive the threaded rod 12 to rotate, so that the driving assembly on the lifting plate 5 moves up and down in the vertical direction under the limit of the chute 11, the flexible adjustment of the mounting height of the driving assembly can be realized according to different mounting conditions, and the practicability is improved;
the spring shock absorbers 6 are in the prior art and comprise dampers and shock absorption springs, the number of the spring shock absorbers 6 is four, the four spring shock absorbers 6 are sequentially arranged at the four corners of the top of the lifting plate 5, and the motor supporting plates 7 are arranged on the four spring shock absorbers 6;
in this embodiment, the mechanical vibration generated during the operation of the driving motor 8 can be reduced through the spring damper 6, so that the mechanical parts inside the driving motor can be protected to a certain extent, thereby being beneficial to the normal use of the whole main shaft driving structure, reducing the failure rate and prolonging the service life.
The working principle is as follows: when the lifting device is installed, the connecting plate 14 is fixed on the outer wall of the bottom of the supporting frame 1 through a bolt, then the hand wheel 13 is controlled to drive the threaded rod 12 to rotate, the driving component on the lifting plate 5 moves to a proper installation height under the limiting of the sliding groove 11, and finally the driven belt pulley 10 is fixedly sleeved on the main shaft 2;
when the cooling device works, the output shaft of the driving motor 8 controls the driving belt pulley 9 to rotate, the driven belt pulley 10 drives the main shaft 2 to rotate under the transmission effect of the belt, meanwhile, the cooling fan 15 is started to cool the driving motor 8 in an air cooling mode, and the four spring dampers 6 absorb shock.
The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.
Claims (6)
1. A spindle driving structure comprises a supporting frame (1), wherein a spindle (2) is rotatably mounted on the supporting frame (1), and a bearing plate (3) is fixed on the outer wall of the top end of the spindle (2), and is characterized in that a vertical frame (4) is arranged at the bottom of the supporting frame (1), and the vertical frame (4) is connected with a lifting plate (5) through a height adjusting assembly;
spring shock absorbers (6) are all installed at the top four corners of lifter plate (5), install same motor fagging (7) on four spring shock absorbers (6), and are equipped with drive assembly on motor fagging (7).
2. A spindle driving structure according to claim 1, wherein the driving assembly includes a driving motor (8) fixed on the top outer wall of the motor supporting plate (7), a driving pulley (9) fixed on the output shaft of the driving motor (8), and a driven pulley (10) fixed on the lower portion of the spindle (2), and the driving pulley (9) and the driven pulley (10) are in transmission connection through the same belt.
3. A spindle drive arrangement as claimed in claim 1, characterised in that the height adjustment assembly comprises a slot (11) provided on one side of the upright (4), a threaded rod (12) rotatably mounted in the slot (11), and a hand wheel (13) secured to the outer wall of the bottom end of the threaded rod (12).
4. A spindle drive structure as claimed in claim 1, characterized in that a connecting plate (14) is fixed to the bottom outer wall of the supporting frame (1) by bolts, and a heat radiation fan (15) is fixed to the bottom outer wall of the connecting plate (14).
5. A spindle drive arrangement as claimed in claim 4, characterised in that the web (14) is vented and the side wall of the web (14) is secured to the upper outer wall of the upright (4).
6. A spindle drive arrangement as claimed in claim 1, characterized in that the lifting plate (5) is screwed onto the threaded rod (12) and the outer wall of the lifting plate (5) is in sliding connection with the inner wall of the slide groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222625583.XU CN218169647U (en) | 2022-10-08 | 2022-10-08 | Main shaft driving structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222625583.XU CN218169647U (en) | 2022-10-08 | 2022-10-08 | Main shaft driving structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218169647U true CN218169647U (en) | 2022-12-30 |
Family
ID=84624545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222625583.XU Active CN218169647U (en) | 2022-10-08 | 2022-10-08 | Main shaft driving structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218169647U (en) |
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2022
- 2022-10-08 CN CN202222625583.XU patent/CN218169647U/en active Active
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