CN214351269U - High-speed vertical machining center - Google Patents
High-speed vertical machining center Download PDFInfo
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- CN214351269U CN214351269U CN202120300348.8U CN202120300348U CN214351269U CN 214351269 U CN214351269 U CN 214351269U CN 202120300348 U CN202120300348 U CN 202120300348U CN 214351269 U CN214351269 U CN 214351269U
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Abstract
The utility model discloses a high-speed vertical machining center, which comprises a main shaft, an upper main shaft box, a lower main shaft box, an end cover, a bearing mounting seat, a roller mounting seat and a roller; the top end of the roller mounting seat is provided with a liquid inlet hole; an accommodating cavity is formed in the upper spindle box; a screw pump is arranged in the accommodating cavity; the driving rotating shaft of the screw pump is integrally connected with the main shaft; the upper main spindle box is also provided with a liquid inlet tank and a liquid outlet tank; one end of the liquid outlet groove is communicated with the outlet of the screw pump; an upper liquid tank and a lower liquid tank are arranged on the lower spindle box; one end of the lower liquid tank is communicated with the liquid outlet tank, and the other end of the lower liquid tank is communicated with the liquid inlet hole; a lubricating liquid storage tank is arranged in the lower spindle box; one end of the upper liquid tank is communicated with the liquid inlet tank, and the other end is communicated with a liquid outlet at the lower part of the lubricating liquid storage tank. The utility model discloses can lubricate main shaft and bearing, it is lubricated effectual, effectively improve main shaft precision and life.
Description
Technical Field
The utility model relates to a vertical machining center technical field especially relates to a high-speed vertical machining center.
Background
The machining center is a high-efficiency automatic machine tool which consists of mechanical equipment and a numerical control system and is suitable for machining complex parts. The numerical control machining center is one of numerical control machines with highest yield and most extensive application in the world at present. The comprehensive processing capacity is stronger, a workpiece can finish more processing contents after being clamped once, the processing precision is higher, batch workpieces with medium processing difficulty are processed, the efficiency is 5-10 times that of common equipment, especially, the batch processing equipment can finish processing which cannot be finished by a plurality of common equipment, and the batch processing equipment is more suitable for single-piece processing or medium and small batch multi-variety production with complex shapes and high precision requirements. The functions of milling, boring, drilling, tapping, cutting threads and the like are integrated on one device, so that the device has multiple technological means.
The main shaft is an extremely important working part on a numerical control machining center and bears main operation work. The existing numerical control machine tool spindle is lack of a lubricating mechanism, mostly manual work is used for lubricating the spindle regularly, and the problem of untimely lubrication exists, so that the precision of the spindle is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a high-speed vertical machining center effectively solves current machining center main shaft and lacks lubricated mechanism, leads to the problem that the main shaft precision is low.
The utility model provides a technical scheme as follows:
a high-speed vertical machining center comprises a machine tool main machine, wherein the machine tool main machine comprises a main shaft, an upper main shaft box, a lower main shaft box fixedly connected with the lower end face of the upper main shaft box and an end cover fixedly connected with the lower end face of the lower main shaft box; the upper end face of the end cover is fixedly connected with a bearing mounting seat; the top end of the bearing mounting seat is fixedly connected with a roller mounting seat; the bottom end of the roller mounting seat is opened, and the top end of the roller mounting seat is fixedly connected with the lower spindle box and is provided with a liquid inlet hole; a roller is placed in the roller mounting seat, and the side wall of the roller is attached to the inner wall of the roller mounting seat; the main shaft penetrates through the upper main shaft box, the lower main shaft box, the roller mounting seat, the bearing mounting seat and the end cover in sequence and is rotatably connected with the upper main shaft box through a bearing arranged in the bearing mounting seat; an accommodating cavity is formed in the upper spindle box; a screw pump is arranged in the accommodating cavity; the driving rotating shaft of the screw pump is integrally connected with the main shaft; the upper spindle box is also provided with a liquid inlet tank and a liquid outlet tank; one end of the liquid outlet groove is communicated with an outlet of the screw pump; an upper liquid tank and a lower liquid tank are arranged on the lower spindle box; one end of the lower liquid tank is communicated with the liquid outlet tank, and the other end of the lower liquid tank is communicated with the liquid inlet hole; a lubricating liquid storage tank is arranged in the lower spindle box; one end of the upper liquid tank is communicated with the liquid inlet tank, and the other end of the upper liquid tank is communicated with a liquid outlet at the lower part of the lubricating liquid storage tank.
Furthermore, the bearing mounting seat is of a cylindrical structure with an opening at the bottom, and the upper end surface of the bearing mounting seat is provided with a plurality of through holes; the lower end of the through hole extends to the upper part of the bearing.
Furthermore, a collecting groove is formed between the inner wall of the lower end of the bearing mounting seat and the upper end face and the main shaft of the end cover.
Furthermore, a plurality of circulating through holes are formed in the side wall of the bearing mounting seat at the bottom of the collecting groove; one end of the circulating through hole is communicated with the lubricating liquid storage tank.
Furthermore, the upper end face of the end cover is provided with a protruding part, and the edge of the protruding part is provided with a chamfer.
Furthermore, a sealing ring is arranged on the upper end face of the protruding part of the end cover.
Further, the roller is of a cylindrical structure with a thick middle part and two thin ends.
Further, a liquid adding groove is formed in the lower spindle box; one end of the liquid feeding groove is communicated with the upper liquid groove, and the other end of the liquid feeding groove penetrates through the lower spindle box and is communicated with the outside.
Furthermore, a plunger is arranged at the end of the liquid adding groove.
Furthermore, the upper spindle box, the lower spindle box and the end cover are tightly connected through a plurality of bolts.
The utility model discloses possess following beneficial effect:
the main shaft rotates to drive the screw pump to work, and lubricating liquid enters the roller mounting seat from the lubricating liquid storage tank through the upper liquid groove, the liquid inlet groove, the liquid outlet groove and the lower liquid groove under the action of the screw pump. The main shaft rotates to drive the roller to rotate, lubricating liquid enters the roller mounting seat, one part of the lubricating liquid is brought to the main shaft under the rolling action of the roller, the other part of the lubricating liquid falls under the action of gravity and falls on the bearing through the liquid inlet hole, so that the main shaft and the bearing are lubricated, and the precision of the main shaft is effectively improved and the service life of the main shaft is effectively prolonged.
Drawings
Fig. 1 is a schematic view of the entire structure of embodiment 1.
In the figure: 1. a main shaft; 2. an upper main spindle box; 3. a lower spindle box; 4. an end cap; 5. a lubricating fluid storage tank; 6. a liquid feeding tank; 7. an accommodating chamber; 8. a screw pump; 9. a roller mount; 10. a liquid inlet hole; 11. a roller; 12. a bolt; 13. a liquid outlet groove; 14. a liquid discharging tank; 15. a liquid inlet tank; 16. a bearing mount; 17. a bearing; 18. a through hole; 19. a liquid adding groove; 20. a plunger; 21. a seal ring; 22. collecting tank; 23. and circulating the through holes.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
As shown in fig. 1, a high-speed vertical machining center comprises a machine tool main body, wherein the machine tool main body comprises a main shaft 1, an upper main shaft box 2, a lower main shaft box 3 fixedly connected with the lower end surface of the upper main shaft box 2, and an end cover 4 fixedly connected with the lower end surface of the lower main shaft box 3; the upper end surface of the end cover 4 is fixedly connected with a bearing mounting seat 16; the top end of the bearing mounting seat 16 is fixedly connected with a roller mounting seat 9; the bottom end of the roller mounting seat 9 is opened, and the top end is fixedly connected with the lower spindle box 3 and is provided with a liquid inlet hole 10; a roller 11 is placed in the roller mounting seat 9, and the side wall of the roller 11 is attached to the inner wall of the roller mounting seat 9; the main shaft 1 sequentially penetrates through the upper main shaft box 2, the lower main shaft box 3, the roller mounting seat 9, the bearing mounting seat 16 and the end cover 4 and is rotatably connected with the bearing mounting seat 16 through a bearing 17 arranged in the bearing mounting seat; an accommodating cavity 7 is formed in the upper spindle box 2; a screw pump 8 is arranged in the accommodating cavity 7; the driving rotating shaft of the screw pump 8 is integrally connected with the main shaft 1; the upper spindle box 2 is also provided with a liquid inlet tank 15 and a liquid outlet tank 13; one end of the liquid outlet groove 13 is communicated with the outlet of the screw pump 8; an upper liquid tank 6 and a lower liquid tank 14 are arranged on the lower spindle box 3; one end of the lower liquid tank 14 is communicated with the liquid outlet tank 13, and the other end is communicated with the liquid inlet hole 10; a lubricating liquid storage tank 5 is arranged in the lower spindle box 3; one end of the upper liquid tank 6 is communicated with the liquid inlet tank 15, and the other end is communicated with a liquid outlet at the lower part of the lubricating liquid storage tank 5.
In the high-speed vertical machining center, the main shaft 1 rotates to drive the screw pump 8 to work, and lubricating fluid enters the roller mounting seat 9 from the lubricating fluid storage tank 5 through the upper fluid tank 6, the fluid inlet tank 15, the fluid outlet tank 13 and the lower fluid tank 14 under the action of the screw pump 8. The rotation of the main shaft 1 causes the roller 11 to rotate. Part of the lubricating liquid entering the roller mounting seat 9 is brought to the main shaft 1 under the rolling action of the rollers 11 to lubricate the main shaft 17, and the other part of the lubricating liquid falls under the action of gravity.
Specifically, in order to better lubricate the bearing 17, the bearing mounting seat 16 is in a cylindrical structure with an opening at the bottom, and the upper end surface of the bearing mounting seat is provided with a plurality of through holes 18; the lower end of the through hole 18 extends above the bearing 17. The dropped lubricating liquid falls above the bearing 17 through the through hole 18, and lubricates the bearing 17.
Specifically, in order to collect the lubricating fluid conveniently, a collecting groove 22 is formed between the inner wall of the lower end of the bearing mounting seat 16, the upper end face of the end cover 4 and the main shaft 1.
Specifically, in order to recycle the lubricating liquid, a plurality of circulation through holes 23 are formed in the side wall of the bearing mounting seat 16 at the bottom of the collecting groove 22; one end of the circulation through hole 23 communicates with the lubricating liquid storage tank 5.
Specifically, in order to collect the lubricating liquid more smoothly into the collecting groove 22, the upper end face of the end cover 4 is provided with a projection, and the edge of the projection is provided with a chamfer.
Specifically, in order to avoid waste caused by outflow of the lubricating fluid, the upper end surface of the protruding portion of the end cover 4 is provided with a seal ring 21.
Specifically, in order to increase the storage amount of the lubricating liquid and increase the fluidity, the roller 11 has a columnar structure with a thick middle portion and thin ends.
Specifically, in order to conveniently supplement lubricating liquid, the lower spindle box 3 is also provided with a liquid adding groove 19; one end of the liquid adding groove 19 is communicated with the upper liquid groove 6, and the other end of the liquid adding groove penetrates through the lower spindle box 3 and is communicated with the outside.
Specifically, to prevent the entry of impurities, the end of the charging groove 19 is provided with a plunger 20.
Specifically, in order to facilitate disassembly, the upper spindle box 2, the lower spindle box 3 and the end cover 4 are fastened and connected through a plurality of bolts 12.
The utility model discloses the theory of operation:
the lubricating liquid is stored in the lubricating liquid storage tank 5, the main shaft 1 rotates during operation to drive the screw pump 8 to work, and the lubricating liquid enters the roller mounting seat 9 from the lubricating liquid storage tank 5 through the upper liquid tank 6, the liquid inlet tank 15, the liquid outlet tank 13 and the lower liquid tank 14 under the action of the screw pump 8. The rotation of the main shaft 1 causes the roller 11 to rotate. The lubricating liquid entering the roller mounting seat 9 is partly brought to the main shaft 1 under the rolling action of the rollers 11 to lubricate the main shaft 17, and partly falls under the action of gravity and falls onto the bearing 17 through the through hole 18 to lubricate the bearing 17. Finally, the lubricating liquid falls into the collecting groove 22 and returns to the lubricating liquid storage tank 5 through the circulating through hole 23 for recycling, so that the lubricating liquid can be fully utilized, and waste is avoided. The seal ring 21 can prevent the lubricating fluid from leaking outside.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A high-speed vertical machining center is characterized in that: the numerical control lathe comprises a lathe main machine, wherein the lathe main machine comprises a main shaft (1), an upper main shaft box (2), a lower main shaft box (3) fixedly connected with the lower end surface of the upper main shaft box (2), and an end cover (4) fixedly connected with the lower end surface of the lower main shaft box (3); a bearing mounting seat (16) is fixedly connected to the upper end face of the end cover (4); the top end of the bearing mounting seat (16) is fixedly connected with a roller mounting seat (9); the bottom end of the roller mounting seat (9) is opened, and the top end of the roller mounting seat is fixedly connected with the lower spindle box (3) and is provided with a liquid inlet hole (10); a roller (11) is placed in the roller mounting seat (9), and the side wall of the roller (11) is attached to the inner wall of the roller mounting seat (9); the main shaft (1) sequentially penetrates through the upper main shaft box (2), the lower main shaft box (3), the roller mounting seat (9), the bearing mounting seat (16) and the end cover (4) and is rotatably connected with the bearing mounting seat (16) through a bearing (17) arranged in the bearing mounting seat (16); an accommodating cavity (7) is formed in the upper spindle box (2); a screw pump (8) is arranged in the accommodating cavity (7); the driving rotating shaft of the screw pump (8) is integrally connected with the main shaft (1); the upper spindle box (2) is also provided with a liquid inlet groove (15) and a liquid outlet groove (13); one end of the liquid outlet groove (13) is communicated with the outlet of the screw pump (8); an upper liquid tank (6) and a lower liquid tank (14) are arranged on the lower spindle box (3); one end of the liquid discharge groove (14) is communicated with the liquid discharge groove (13), and the other end of the liquid discharge groove is communicated with the liquid inlet hole (10); a lubricating liquid storage box (5) is arranged in the lower spindle box (3); one end of the upper liquid tank (6) is communicated with the liquid inlet tank (15), and the other end is communicated with a liquid outlet at the lower part of the lubricating liquid storage tank (5).
2. The high-speed vertical machining center according to claim 1, wherein: the bearing mounting seat (16) is of a cylindrical structure with an opening at the bottom, and the upper end surface of the bearing mounting seat is provided with a plurality of through holes (18); the lower end of the through hole (18) extends to the upper part of the bearing (17).
3. The high-speed vertical machining center according to claim 2, wherein: and a collecting groove (22) is formed between the inner wall of the lower end of the bearing mounting seat (16) and the upper end surface of the end cover (4) and the main shaft (1).
4. A high-speed vertical machining center according to claim 3, wherein: a plurality of circulating through holes (23) are formed in the side wall of the bearing mounting seat (16) at the bottom of the collecting groove (22); one end of the circulating through hole (23) is communicated with the lubricating liquid storage box (5).
5. The high-speed vertical machining center according to claim 4, wherein: the upper end face of the end cover (4) is provided with a protruding portion, and the edge of the protruding portion is provided with a chamfer.
6. The high-speed vertical machining center according to claim 5, wherein: and a sealing ring (21) is arranged on the upper end surface of the bulge of the end cover (4).
7. The high-speed vertical machining center according to any one of claims 1 to 6, wherein: the roller (11) is of a cylindrical structure with thick middle and thin two ends.
8. The high-speed vertical machining center according to claim 1, wherein: a liquid adding groove (19) is also formed in the lower spindle box (3); one end of the liquid adding groove (19) is communicated with the upper liquid groove (6), and the other end of the liquid adding groove penetrates through the lower spindle box (3) and is communicated with the outside.
9. The high-speed vertical machining center according to claim 8, wherein: and a plunger (20) is arranged at the end head of the liquid adding groove (19).
10. The high-speed vertical machining center according to claim 1, wherein: the upper spindle box (2), the lower spindle box (3) and the end cover (4) are tightly connected through a plurality of bolts (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120300348.8U CN214351269U (en) | 2021-02-02 | 2021-02-02 | High-speed vertical machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120300348.8U CN214351269U (en) | 2021-02-02 | 2021-02-02 | High-speed vertical machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214351269U true CN214351269U (en) | 2021-10-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120300348.8U Active CN214351269U (en) | 2021-02-02 | 2021-02-02 | High-speed vertical machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214351269U (en) |
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2021
- 2021-02-02 CN CN202120300348.8U patent/CN214351269U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Warehouses 1 and 3, Nantian Electronics, No. 243, Tuoxiang Road, Guolin Community, Luoyang Street Office, Economic Development Zone, Kunming City, Yunnan Province, 650000 Patentee after: Kunming Weizyou Precision Machinery Co.,Ltd. Address before: 650000 Room 301, building 5, Shuian Yuyuan high-rise business office, Luoyang sub district office, Kunming Economic Development Zone, China (Yunnan) pilot Free Trade Zone, Kunming, Yunnan Patentee before: Kunming weiziyou mechanical equipment Co.,Ltd. |
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| CP03 | Change of name, title or address |