CN216705957U - Make things convenient for main shaft to tear open and trade and maintain numerical control lathe of clearance - Google Patents
Make things convenient for main shaft to tear open and trade and maintain numerical control lathe of clearance Download PDFInfo
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- CN216705957U CN216705957U CN202123183993.5U CN202123183993U CN216705957U CN 216705957 U CN216705957 U CN 216705957U CN 202123183993 U CN202123183993 U CN 202123183993U CN 216705957 U CN216705957 U CN 216705957U
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Abstract
The utility model discloses a numerical control lathe convenient for main shaft replacement, maintenance and cleaning, which comprises a lathe body, a headstock and an electric main shaft body, wherein the electric main shaft body is positioned inside the headstock, a cooling bin is sleeved outside the electric main shaft body, clamping plates are uniformly distributed between the cooling bin and the electric main shaft body, the surfaces of the clamping plates and the electric main shaft body are attached, a cooling coil is wound on the outer surface of each clamping plate, a cooling air channel is reserved between each clamping plate and the corresponding cooling bin, a side attachment ring is arranged at the side end of each cooling bin, and a ventilation groove communicated with the cooling air channel is formed in each side attachment ring. This make things convenient for main shaft to tear open and trade and maintain numerical control lathe of clearance, the inclined plane that cooperates the side laminating ring when installing through the side end cover pushes away the grip block structure of synchronous adjustment, makes things convenient for the flexibility of electricity main shaft body to tear open and trade and maintain the clearance, through the cooling coil and the cooling duct that cooperate the use when adaptation movable mounting structure, further improves holistic cooling effect.
Description
Technical Field
The utility model relates to the technical field of numerical control lathes, in particular to a numerical control lathe convenient for replacing a main shaft and maintaining and cleaning.
Background
The electric spindle is generally used for a numerical control machine tool, mainly adopts a transmission structure form of combining a machine tool spindle and a spindle motor into a whole, reduces intermediate transmission links, is also called as a direct transmission spindle, is generally and directly arranged at a headstock of the machine tool during use, and simplifies the transmission structure design of the machine tool.
The electric spindle comprises a motor part, naturally generates heat in the working process and needs to be maintained and cleaned regularly, the electric spindle of the common numerical control lathe is limited by a mounting and fastening structure, a heat dissipation structure is usually fixedly arranged outside the electric spindle, so that the electric spindle is inconvenient to disassemble, replace and maintain, at present, as an internal cooling device of the electric spindle of the numerical control lathe with Chinese patent publication No. CN211915530U, a telescopic rod, a telescopic spring and a clamping plate are arranged to tightly support the electric spindle body, and a cooling box and a cooling pipe are arranged to cool the electric spindle from the outside, but the cooling pipe is positioned outside the cooling box and has larger interval with the electric spindle, the external heat dissipation mode can cause the relative reduction of the heat dissipation effect, meanwhile, the direct support through the spring has certain problems in the mounting process, the loose spring is convenient for the disassembly and assembly of the electric spindle, but can cause the electric spindle to be loosened and generate violent tremble, the spring is tighter and then is not convenient for laminate the dismouting, influences the later maintenance, is not convenient for when convenient nimble dismouting, keeps good radiating effect.
Aiming at the problems, the novel design is carried out on the basis of the original electric spindle numerical control lathe.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a numerical control lathe convenient for replacing a main shaft and maintaining and cleaning, and aims to solve the problem that the electric main shaft of the numerical control lathe is inconvenient to flexibly disassemble, assemble and maintain while keeping a heat dissipation effect due to the limitation of a heat dissipation mechanism and an installation structure in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a numerical control lathe convenient for replacing, maintaining and cleaning a main shaft comprises a lathe body, a headstock and an electric main shaft body;
the electric spindle body is positioned inside the headstock, and a cooling bin is sleeved outside the electric spindle body;
clamping plates are uniformly distributed between the cooling bin and the electric spindle body, the surfaces of the clamping plates and the electric spindle body are attached, and cooling coils are wound on the outer surfaces of the clamping plates;
a cooling air channel is reserved between the clamping plate and the cooling bin, a side bonding ring is arranged at the side end of the cooling bin, and a ventilation groove communicated with the cooling air channel is formed in the side bonding ring.
Preferably, the cooling coil is integrally spirally and spirally arranged outside the clamping plate, the clamping plate is provided with a joint heat exchange groove at the joint of the cooling coil, and the water inlet and the water outlet of the cooling coil are respectively positioned at the front end and the rear end of the cooling bin.
By adopting the technical scheme, the cooling coil is attached to the clamping plate outside the electric spindle body for water cooling.
Preferably, the movable clamping blocks and the telescopic springs are arranged on the outer sides of the clamping plates, the clamping plates and the movable clamping blocks are respectively welded at the head end and the tail end of each telescopic spring, and the joint of the cooling bin and the movable clamping blocks is provided with a limiting convex rib;
the movable clamping blocks form a fitting sliding structure at the limiting convex edges.
By adopting the technical scheme, the clamping plate can be conveniently matched with the clamping plate to integrally keep the attaching support of the electric spindle body through the movable adjustment of the movable clamping block.
Preferably, the side end of the movable clamping block is provided with a fitting inclined plane, the side fitting ring is provided with a fitting convex block at a corresponding position of the movable clamping block, the fitting convex block forms an inclined plane pushing structure for the fitting inclined plane, and the side fitting ring is integrally fitted to the inner wall of the cooling bin to form a sliding structure.
By adopting the technical scheme, the clamping plate is driven to wholly carry out tight clamping adjustment by the inclined plane pushing mode through the movement of the side attaching ring.
Preferably, the front end of the fitting lug is provided with an opening structure communicated with the ventilation groove, a heat exchange airflow passage is formed between the ventilation groove and the cooling air duct through the opening structure of the fitting lug, and an air inlet and an air outlet of the heat exchange airflow passage are respectively positioned at the upper and lower fitting rings.
By adopting the technical scheme, the air cooling airflow channel inside is kept while the side attaching ring is convenient to movably fasten.
Preferably, a side end cover is arranged at the side end of the cooling bin, the side end cover and the side joint ring are mutually jointed through a threaded end, and the threaded end and the inner wall of the side end of the cooling bin form threaded connection.
By adopting the technical scheme, the side joint ring can be conveniently installed and synchronously pressed through the threads of the side end cover for joint adjustment.
Preferably, the outer edge of the side end of the cooling bin is uniformly distributed with limit holes which are distributed annularly, and the side edge of the side end cover is provided with a limit pin in a penetrating way,
the side end cover and the cooling bin are kept in fit and limited by penetrating through a limiting hole through a limiting pin.
By adopting the technical scheme, the deflection positioning of the side end cover is kept through the penetration and the limiting of the limiting pin.
Compared with the prior art, the utility model has the beneficial effects that: the numerical control lathe convenient for the replacement, maintenance and cleaning of the main shaft,
1. the adjustable clamping plate structure is convenient for flexible replacement and maintenance and cleaning of the electric spindle body, in the installation process of the electric spindle body, the threaded connection structure of the side end cover can be used for pushing the side attachment ring in a linkage manner, the peripheral clamping plates and the movable clamping blocks can be flexibly adjusted to further attach the electric spindle body through further movable pushing of the side attachment ring and the attachment inclined plane, and the electric spindle body can also play a corresponding buffering role by matching with the telescopic spring, so that the electric spindle body can be flexibly taken and placed when the side end cover is opened and covered, and the maintenance and cleaning are convenient;
2. through cooling coil and the cooling duct that the cooperation was used when adapting to movable mounting structure, further improve holistic cooling effect, in the use of device, cooling coil directly is spiral carousel and winds in the grip block department of laminating in the electricity main shaft body outside, side end cover extrudees side laminating ring and laminating lug and stretches into to the inside cooling duct when the installation simultaneously, keep the air current circulation in cooling duct and ventilation duct, when not directly restricting the dismouting structure of electricity main shaft body, effectively ensure holistic radiating effect.
Drawings
FIG. 1 is a schematic cross-sectional front view of the present invention;
FIG. 2 is a schematic side sectional view of a cooling chamber according to the present invention;
FIG. 3 is a schematic side view of the cooling chamber of the present invention;
FIG. 4 is a schematic view of a side lamination ring configuration of the present invention;
FIG. 5 is a front cross-sectional structural view of the present invention in a fastened configuration;
fig. 6 is an enlarged view of a portion a in fig. 5 according to the present invention.
In the figure: 1. a lathe body; 2. a headstock; 3. an electric spindle body; 4. a cooling bin; 5. a clamping plate; 6. a cooling coil; 7. a cooling air duct; 8. side fit ring; 9. a ventilation slot; 10. attaching the heat exchange groove; 11. a movable clamping block; 12. a tension spring; 13. a limiting convex rib; 14. attaching an inclined plane; 15. fitting the bumps; 16. a side end cap; 17. a threaded end; 18. a limiting hole; 19. and a limiting pin.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a make things convenient for main shaft to tear open and trade and maintain numerical control lathe of clearance, including lathe body 1, headstock 2 and electricity main shaft body 3, electricity main shaft body 3 is located headstock 2's inside, and the outside cover of electricity main shaft body 3 is equipped with cooling chamber 4, evenly distributed has grip block 5 between cooling chamber 4 and the electricity main shaft body 3, and grip block 5 and the laminating of electricity main shaft body 3 surface, and the surface winding of grip block 5 has cooling coil 6, leave cooling duct 7 between grip block 5 and the cooling chamber 4, and the side of cooling chamber 4 is provided with side laminating ring 8, and the ventilation duct 9 of intercommunication cooling duct 7 is seted up to the inside of side laminating ring 8.
As shown in fig. 5-6, an opening structure communicating with the ventilation slot 9 is provided at the front end of the fitting projection 15, a heat exchange airflow path is formed between the ventilation slot 9 and the cooling air duct 7 through the opening structure of the fitting projection 15, and an air inlet and an air outlet of the heat exchange airflow path are respectively located at the upper side and the lower side fitting rings 8, so that when the air inlet and the air outlet are movably fastened through the side fitting rings 8, the inside air-cooled airflow path is maintained, the cooling coil 6 is integrally spirally and spirally arranged outside the clamping plate 5, the clamping plate 5 is provided with the fitting heat exchange slot 10 at the fitting position of the cooling coil 6, the water inlet and the water outlet of the cooling coil 6 are respectively located at the front end and the rear end of the cooling bin 4, and the cooling coil 6 is used for fitting water-cooling at the clamping plate 5 fitted outside the electric spindle body 3.
Referring to fig. 1-2 and fig. 4-5, the outer side of the clamping plate 5 is provided with a movable clamping block 11 and a telescopic spring 12, and the clamping plate 5 and the movable clamping block 11 are respectively welded at the head and tail ends of the telescopic spring 12, and the joint part of the cooling bin 4 and the movable clamping block 11 is provided with a limit convex rib 13, the movable clamping block 11 forms a joint sliding structure at the limit convex rib 13, and through the movable adjustment of the movable clamping block 11, can be conveniently matched with the clamping plate 5 to integrally keep the joint support of the electric spindle body 3, the side end of the movable clamping block 11 is provided with a joint inclined plane 14, and the side joint ring 8 is provided with a joint lug 15 at the corresponding position of the movable clamping block 11, and the joint lug 15 forms an inclined plane pushing structure for the joint inclined plane 14, and the side joint ring 8 is integrally jointed with the inner wall of the cooling bin 4 to form a sliding structure, and the clamping plate 5 is driven to be integrally tightly clamped and adjusted in a mode of pushing an inclined plane through the movement of the side joint ring 8.
Referring to fig. 1 and fig. 3-5, a side end cover 16 is disposed at a side end of the cooling bin 4, the side end cover 16 and the side fitting ring 8 are fitted to each other through a threaded end 17, the threaded end 17 and an inner wall of the side end of the cooling bin 4 form a threaded connection, so that the side fitting ring 8 is synchronously pressed through the threaded installation of the side end cover 16 for fitting adjustment, limiting holes 18 are uniformly distributed at an outer edge of the side end of the cooling bin 4, the limiting holes 18 are distributed annularly, a limiting pin 19 is disposed at a side edge of the side end cover 16 in a penetrating manner, the side end cover 16 and the cooling bin 4 are kept fitted and limited through the limiting hole 18 by the limiting pin 19, and deflection positioning of the side end cover 16 is kept through the limiting pin 19 in a penetrating manner.
The working principle is as follows: when the numerical control lathe convenient for spindle replacement and maintenance cleaning is used, the electric spindle body 3 in the lathe head box 2 and the cooling bin 4 can be flexibly picked and placed so as to be convenient for maintenance cleaning, when the side end cover 16 is opened, the clamping plate 5 in the cooling bin 4 is kept loose relative to the inner wall close to the cooling bin 4 so as to be convenient for picking and placing of the electric spindle body 3, when the side end cover 16 is closed, the side end cover 16 is integrally connected to the side end of the cooling bin 4 in a threaded manner by rotating the side end cover 16 and the threaded end 17, meanwhile, the side joint ring 8 attached to the inner side of the threaded end 17 movably pushes the inner side of the cooling bin 4, so that the joint lug 15 at the front end of the side joint ring 8 is synchronously jointed with the joint inclined plane 14 to drive the clamping plate 5 and the movable clamping block 11 to integrally push the inner side to keep clamping the electric spindle body 3 tightly, meanwhile, the telescopic spring 12 plays a certain buffering role, and the side end cover 16 rotates to a proper fixed position, the front end and the rear end of the cooling coil 6 are pulled out from the side end cover 16 in the using process, and the pipeline of the ventilation groove 9 extending to the inner side of the side end cover 16 is communicated, so that the connection and the temperature reduction of the heat dissipation system are kept.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a make things convenient for main shaft to tear open and trade and maintain numerical control lathe of clearance, includes lathe body (1), headstock (2) and electricity main shaft body (3), its characterized in that:
the electric spindle body (3) is positioned inside the headstock (2), and a cooling bin (4) is sleeved outside the electric spindle body (3);
clamping plates (5) are uniformly distributed between the cooling bin (4) and the electric spindle body (3), the clamping plates (5) are attached to the surface of the electric spindle body (3), and cooling coils (6) are wound on the outer surfaces of the clamping plates (5);
a cooling air duct (7) is reserved between the clamping plate (5) and the cooling bin (4), a side attaching ring (8) is arranged at the side end of the cooling bin (4), and a ventilation groove (9) communicated with the cooling air duct (7) is formed in the side attaching ring (8).
2. The numerically controlled lathe facilitating spindle replacement and maintenance cleaning as claimed in claim 1, wherein: the cooling coil (6) is integrally spirally and spirally arranged outside the clamping plate (5), the clamping plate (5) is provided with a laminating heat exchange groove (10) at the laminating position of the cooling coil (6), and water inlets and water outlets of the cooling coil (6) are respectively arranged at the front end and the rear end of the cooling bin (4).
3. The numerically controlled lathe facilitating spindle replacement and maintenance cleaning as claimed in claim 1, wherein: the outer side of the clamping plate (5) is provided with a movable clamping block (11) and an expansion spring (12), the clamping plate (5) and the movable clamping block (11) are respectively welded at the head end and the tail end of the expansion spring (12), and a limiting convex rib (13) is arranged at the joint of the cooling bin (4) and the movable clamping block (11);
the movable clamping block (11) forms a joint sliding structure at the position of the limiting convex rib (13).
4. The numerically controlled lathe facilitating spindle replacement and maintenance cleaning as claimed in claim 3, wherein: the side of activity clamp splice (11) is provided with laminating inclined plane (14), and side laminating ring (8) are provided with laminating lug (15) in the corresponding position of activity clamp splice (11), and laminating lug (15) constitute inclined plane to laminating inclined plane (14) and push away crowded structure to side laminating ring (8) is whole to be laminated cooling storehouse (4) inner wall and is constituted sliding construction.
5. The numerically controlled lathe facilitating spindle replacement and maintenance cleaning as claimed in claim 4, wherein: an opening structure communicated with the ventilation groove (9) is formed in the front end of the bonding lug (15), a heat exchange airflow passage is formed between the ventilation groove (9) and the cooling air duct (7) through the opening structure of the bonding lug (15), and an air inlet and an air outlet of the heat exchange airflow passage are respectively located at the upper bonding ring (8) and the lower bonding ring (8).
6. The numerically controlled lathe facilitating spindle replacement and maintenance cleaning as claimed in claim 5, wherein: the side end of the cooling bin (4) is provided with a side end cover (16), the side end cover (16) and the side engaging ring (8) are engaged with each other through a threaded end (17), and the threaded end (17) is in threaded connection with the inner wall of the side end of the cooling bin (4).
7. The numerically controlled lathe facilitating spindle replacement and maintenance cleaning as claimed in claim 6, wherein: limiting holes (18) are uniformly distributed on the outer edge of the side end of the cooling bin (4), the limiting holes (18) are distributed in an annular shape, a limiting pin (19) penetrates through the side edge of the side end cover (16),
the side end cover (16) and the cooling bin (4) are kept in fit and limited by a limiting pin (19) penetrating through a limiting hole (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123183993.5U CN216705957U (en) | 2021-12-17 | 2021-12-17 | Make things convenient for main shaft to tear open and trade and maintain numerical control lathe of clearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123183993.5U CN216705957U (en) | 2021-12-17 | 2021-12-17 | Make things convenient for main shaft to tear open and trade and maintain numerical control lathe of clearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216705957U true CN216705957U (en) | 2022-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123183993.5U Active CN216705957U (en) | 2021-12-17 | 2021-12-17 | Make things convenient for main shaft to tear open and trade and maintain numerical control lathe of clearance |
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| CN (1) | CN216705957U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115194530A (en) * | 2022-07-16 | 2022-10-18 | 德州恒力电机有限责任公司 | Large-torque electric spindle induction motor for numerical control machine tool |
| CN116372201A (en) * | 2023-05-13 | 2023-07-04 | 惠州市速锋科技有限公司 | Motorized spindle structure of numerical control machining center |
-
2021
- 2021-12-17 CN CN202123183993.5U patent/CN216705957U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115194530A (en) * | 2022-07-16 | 2022-10-18 | 德州恒力电机有限责任公司 | Large-torque electric spindle induction motor for numerical control machine tool |
| CN116372201A (en) * | 2023-05-13 | 2023-07-04 | 惠州市速锋科技有限公司 | Motorized spindle structure of numerical control machining center |
| CN116372201B (en) * | 2023-05-13 | 2023-11-03 | 惠州市速锋科技有限公司 | Motorized spindle structure of numerical control machining center |
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