CN210231542U - Numerical control lathe that job stabilization nature is high - Google Patents
Numerical control lathe that job stabilization nature is high Download PDFInfo
- Publication number
- CN210231542U CN210231542U CN201920848924.5U CN201920848924U CN210231542U CN 210231542 U CN210231542 U CN 210231542U CN 201920848924 U CN201920848924 U CN 201920848924U CN 210231542 U CN210231542 U CN 210231542U
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- Prior art keywords
- screw rod
- bearing
- gland
- base
- lead screw
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- 230000006641 stabilisation Effects 0.000 title abstract description 12
- 238000011105 stabilization Methods 0.000 title abstract description 12
- 238000001816 cooling Methods 0.000 claims abstract description 34
- 210000004907 gland Anatomy 0.000 claims abstract description 30
- 230000001681 protective effect Effects 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims description 7
- 229920001296 polysiloxane Polymers 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 10
- 238000003754 machining Methods 0.000 abstract description 10
- 239000002826 coolant Substances 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 4
- 230000002411 adverse Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
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Abstract
The utility model discloses a numerical control lathe with high working stability, which comprises a lathe base, a motor base and a cutter arranging base, and further comprises a driving motor, a headstock, a main shaft, a clamp, an X-axis screw rod component, a protective cover, a Z-axis screw rod component, a cutter arranging plate and a turning tool; the Z-axis screw rod assembly comprises a screw rod structure, the screw rod structure comprises a screw rod, an oil cooler and a servo motor, a cooling channel is arranged in the middle of the screw rod, the screw rod is provided with a first opening and a second opening communicated with the cooling channel, the screw rod structure further comprises a first bearing, a first bearing seat, a first gland with an oil inlet hole, a second bearing seat and a second gland with an oil outlet hole. The utility model discloses a structure to the lead screw carries out the optimal design, makes it have the cooling effect, ensures the transmission quality and the transmission precision of lead screw, prolongs the life of lead screw, has lubricated and the effect of cooling to first bearing and second bearing moreover, improves the job stabilization nature of lead screw, improves the machining precision, prolongs numerical control lathe's life.
Description
Technical Field
The utility model relates to a machining technical field, in particular to numerical control lathe that job stabilization nature is high.
Background
The numerically controlled lathe is a kind of automatic machine tool with program control system. The removal of arranging the cutting board needs to drive through the lead screw structure and remove, thereby among the prior art, the heat that the high-speed rotation of lead screw produced generally relies on natural mode heat dissipation, the radiating efficiency is slow, thereby it makes the lead screw heat up to lead to a large amount of heat of gathering, produce adverse effect to lead to the lead screw stability and complete machine performance, for example the lead screw can generate heat and lead to the inflation, thereby influence transmission quality and transmission precision, finally influence numerical control lathe's machining precision, reduce the finished product quality, can't satisfy the performance requirement of numerical control lathe high accuracy, and the lead screw is in the expanded state that generates heat and is out of shape easily for a long time, shorten its life.
Therefore, how to realize a numerical control lathe with reasonable structural design, high heat dissipation efficiency, high working stability and processing precision, good and stable finished product quality and durability is a technical problem to be solved urgently in the industry.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a numerical control lathe that job stabilization nature is high, aim at realizing that a structural design is reasonable, the radiating efficiency is high, job stabilization nature and machining precision are high, the finished product is of high quality and stable, durable's numerical control lathe.
The utility model provides a numerical control lathe with high working stability, which comprises a lathe base, a motor base and a cutter arranging base, wherein the motor base and the cutter arranging base are arranged on the lathe base; the numerical control lathe also comprises a driving motor arranged on the motor base, a headstock, a main shaft arranged on the headstock, a clamp arranged on the end part of the main shaft, an X-axis screw rod component arranged on the gang tool base, a protective cover, a Z-axis screw rod component arranged on the protective cover, a gang tool plate arranged on the Z-axis screw rod component, and a lathe tool arranged on the gang tool plate; the Z-axis screw rod component comprises a supporting plate, a screw rod structure arranged in the supporting plate, the screw rod structure comprises a screw rod with a cooling channel in the middle, an oil cooler and a servo motor for driving the screw rod to work, first openings communicated with the cooling channel are formed in the front end and the rear end of the screw rod, a second opening is formed in the second end, a first bearing seat arranged on the first opening through a first bearing is further included in the screw rod structure, a second bearing seat arranged on the second opening through a second bearing is arranged on the second opening, a first gland is arranged at the position corresponding position of the screw rod with the first bearing, an oil inlet communicated with the oil cooler is formed in the first gland, a second gland is arranged at the position corresponding position of the screw rod with the second bearing, a screw nut with a fixing effect on the second gland is further arranged, and an.
Preferably, the first gland is arranged on one side of the first bearing, and the other side of the first bearing is provided with a first sealing ring.
Preferably, the second gland is arranged on one side of the second bearing, and a second sealing ring and a silica gel sleeve are arranged on the other side of the second bearing.
Preferably, the screw rod is also provided with a shaft seat.
Preferably, the servo motor is fixed to the first bearing housing.
Preferably, the servo motor is in linkage connection with the screw rod through a coupler.
Preferably, the driving motor is linked with the main shaft by a belt.
The utility model discloses a numerical control lathe, lathe base, motor cabinet and row's tool rest are through casting integrated into one piece, and the rigidity is strong, and structural stability is high, effectively improves numerical control lathe's job stabilization nature, and then improves numerical control lathe's machining precision, ensures the finished product quality; simultaneously the utility model discloses a structure to the lead screw carries out the optimal design, is equipped with cooling channel on the lead screw, makes it have the cooling effect through pouring into the coolant oil, prevents that the heat that the high-speed rotation of lead screw produced from gathering in a large number, and the radiating efficiency is high, avoids the lead screw to generate heat the bulging deformation, ensures the transmission quality and the transmission precision of lead screw, prolongs the life of lead screw, has lubricated and the effect of cooling to first bearing and second bearing moreover, improves the job stabilization nature of lead screw, prolongs numerical control lathe's life. Therefore, the utility model discloses a numerical control lathe has realized that structural design is reasonable, the radiating efficiency is high, job stabilization nature and machining precision are high, the finished product is of high quality and beneficial effect such as stable, durable.
Drawings
Fig. 1 is an enlarged schematic view of a three-dimensional structure of a Z-axis screw rod assembly in an embodiment of a numerically controlled lathe with high working stability according to the present invention;
fig. 2 is an enlarged schematic view of a cross-sectional structure of a Z-axis screw rod assembly in an embodiment of the numerically controlled lathe with high working stability according to the present invention;
fig. 3 is a schematic perspective view of an embodiment of the numerically controlled lathe with high working stability of the present invention, wherein the protective cover and the tool setting plate are not shown.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 3, an embodiment of a numerically controlled lathe with high working stability of the present invention is provided, including a lathe base 100, a motor base and a row tool post 101 disposed on the lathe base 100, wherein the lathe base 100, the motor base and the row tool post 101 are disposed as an integrally formed structure. The numerical control lathe further comprises a driving motor 200 arranged on the motor base, a headstock 300 arranged on the tool apron 101, a main shaft 400 arranged on the headstock 300, a fixture arranged on the end part of the main shaft 400, an X-axis screw rod assembly 500 arranged on the tool apron 101, a protective cover, a Z-axis screw rod assembly 600 arranged on the protective cover, a tool apron arranged on the Z-axis screw rod assembly 600, and a turning tool arranged on the tool apron. The protective cover effectively prevents cutting chips from falling into the X-axis screw rod assembly 500, ensures long-term normal work of the numerical control lathe, and prolongs the service life of the numerical control lathe.
The driving motor 200 is linked with the main shaft 400 through a belt, and the main shaft 400 drives the fixture to rotate to work, so as to drive a workpiece clamped on the fixture to be processed. The X-axis lead screw assembly 500 is arranged on the tool apron 101, the X-axis lead screw assembly 500 is used for driving the protective cover to move along the X-axis direction, and the tool apron arranged on the protective cover moves along with the movement of the protective cover; meanwhile, the Z-axis lead screw assembly 600 drives the protective cover to move along the Z-axis direction, and the row of blades arranged on the protective cover move along with the movement of the protective cover. Namely, the row knife boards move flexibly in the X-axis direction and the Z-axis direction.
The utility model discloses lathe base 100, the motor cabinet, arrange tool post 101 and set up to the integrated into one piece structure through cast iron equipment, overall structure stability is high, the rigidity is strong, improve numerical control lathe's machining precision greatly, ensure the finished product quality of work piece, and even if at the great area of the difference in temperature, lathe base 100 warp the deviation that leads to very little, hardly influence numerical control lathe's normal work, numerical control lathe's job stabilization nature is high, structural design is reasonable, the finished product is of high quality and stable, numerical control lathe can satisfy the requirement of current market high efficiency high standard.
The Z-axis lead screw assembly 600 comprises a supporting plate 601 and a lead screw structure arranged in the supporting plate 601, the lead screw structure comprises a lead screw 602 with a cooling channel 603 in the middle, an oil cooler and a servo motor 615 for driving the lead screw 602 to work, a first opening 604 and a second opening 605 which are communicated with the cooling channel 603 are arranged at the front end and the rear end of the lead screw 602, and cooling oil enters the lead screw 602 through the first opening 604 and flows out of the second opening 605 after passing through the cooling channel 603. The screw rod structure further comprises a first bearing seat 607 arranged on the first opening 604 through a first bearing 606, a first gland 610 is arranged at a position corresponding to the first bearing 606 of the screw rod 602, an oil inlet 611 communicated with the oil cooler is arranged on the first gland 610, cooling oil arranged on the oil cooler enters the first gland 610 through the oil inlet 611, and along with the rotation work of the screw rod 602, the cooling oil passes through the first bearing 606 and the first opening 604 to perform a cooling channel 603.
In this embodiment, the first gland 610 is disposed on one side of the first bearing 606, and the other side of the first bearing 606 is disposed with a first sealing ring 616. The first sealing ring 616 effectively prevents the cooling oil disposed on the first bearing 606 from leaking out of the first bearing seat 607 as the lead screw 602 rotates.
The screw rod structure further comprises a second bearing seat 609 arranged on the second opening 605 through a second bearing 608, a second gland 612 and a screw rod nut 614 having a fixing effect on the second gland 612 are arranged at a position, corresponding to the position of the second bearing 608, of the screw rod 602, and the second gland 612 is provided with an oil outlet 613 communicated with the oil cooler. The utility model discloses the coolant oil of cooling channel 603 of flowing through flows out and gets into second bearing 608 by second trompil 605, and under the rotation drive of lead screw 602, the coolant oil of second bearing 608 of flowing through flows through second gland 612, oil outlet 613 and flows back toward the oil cooler. In this embodiment, the second gland 612 is disposed on one side of the second bearing 608, and the other side of the second bearing 608 is disposed with a second sealing ring 617 and a silicone sleeve 618. The second sealing ring 617 and the silicone sleeve 618 effectively prevent the cooling oil provided on the second bearing 608 from overflowing from the second bearing seat 609.
In this embodiment, the servo motor 615 is fixed on the first bearing seat 607.
In this embodiment, the servo motor 615 is linked with the lead screw 602 through the coupling 620.
In the prior art, heat generated by high-speed rotation of the screw 602 generally depends on a natural mode for heat dissipation, and the heat dissipation efficiency is low, so that a large amount of accumulated heat heats the screw 602, the stability and the performance of the screw 602 are adversely affected, for example, the screw 602 generates heat to cause expansion, so that the transmission quality and the transmission precision are affected, the machining precision of a numerical control lathe is affected finally, the quality of a finished product is reduced, the high-precision performance requirement of the numerical control lathe cannot be met, and the screw 602 is in a heating expansion state for a long time and is easy to deform, so that the service life is shortened, the maintenance is frequent, and the maintenance cost.
For solving the prior art problem, the utility model discloses carry out optimal design to the structure of lead screw 602, be equipped with cooling channel 603 on the lead screw 602, make it have the cooling effect through pouring into the coolant oil, ensure its normal work for a long time, prevent lead screw 602 bulging deformation that generates heat, prolong the life of lead screw 602. The two ends of the screw rod 602 are provided with a first opening 604 and a second opening 605 which are communicated with the cooling channel 603, the screw rod 602 is further provided with a shaft seat 619, the screw rod 602 is limited and installed in the supporting plate 601 through a first bearing seat 607, the shaft seat 619 and a second bearing seat 609, and the screw rod 602 is fixed in the supporting plate 601 through three points, so that the connection stability is good. The screw 602 is provided with a first bearing 606 at a connection position with the first bearing seat 607, the first bearing 606 is provided with a first gland 610 at a side close to the servo motor 615, the first gland 610 is provided with an oil inlet 611 communicated with the oil cooler, and the position of the first bearing 606 corresponds to the first opening 604. The lead screw 602 is provided with a second bearing 608 at the joint with the second bearing seat 609, the second bearing 608 is provided with a second gland 612 at the side far away from the servo motor 615, the second gland 612 is provided with an oil outlet 613 communicated with the oil cooler, and the position of the second bearing 608 corresponds to the second opening 605.
When the numerically controlled lathe works, the driving motor 200 is driven by a belt to work with the main shaft 400, the main shaft 400 drives a workpiece on the fixture to rotate, the X-axis screw rod assembly 500 and the Z-axis screw rod assembly 600 work simultaneously to move the lathe tool to a proper position, the servo motor 615 works to drive the screw rod 602 to rotate, cooling oil on the oil cooling machine sequentially enters the cooling channel 603 through the oil inlet 611, the first gland 610, the first bearing 606 and the first opening 604, the cooling oil takes away heat generated by rotation of the screw rod 602 when flowing through the cooling channel 603 and achieves the effect of cooling the screw rod 602, and finally the cooling oil flows back to the oil cooling machine through the second opening 605, the second bearing 608, the second gland 612 and the oil outlet 613 to be cooled. The flow direction of the cooling oil flows as the lead screw 602 rotates. The utility model discloses a structure to lead screw 602 carries out the optimal design, adopt the coolant oil to make lead screw 602 have the cooling effect, prevent that the heat that the high-speed rotation of lead screw 602 produced from gathering in a large number, the radiating efficiency is high, avoid lead screw 602 to generate heat the dilatational strain, ensure the transmission quality and the transmission precision of lead screw 602, the life of extension lead screw 602, numerical control lathe's job stabilization nature is high and durable, structural design is simple and reasonable, and the coolant oil still flows through first bearing 606 and second bearing 608, have refrigerated effect equally to first bearing 606 and second bearing 608, ensure the long-term steady rotatory work of lead screw 602, reduce lead screw 602 and first bearing 606, frictional force between second bearing 608, improve numerical control lathe's machining efficiency, reduce the manufacturing cost of enterprise, improve the market competition of enterprise.
Therefore, the utility model discloses a numerical control lathe that structural design is reasonable, the radiating efficiency is high, job stabilization nature and machining precision are high, the finished product is of high quality and stable, durable has really been realized.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structural changes made by the contents of the specification and the drawings, or the direct or indirect application in other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (7)
1. A numerically controlled lathe with high working stability is characterized by comprising a lathe base, a motor base and a cutter arranging base, wherein the motor base and the cutter arranging base are arranged on the lathe base; the numerical control lathe further comprises a driving motor arranged on the motor base, a headstock, a main shaft arranged on the headstock, a clamp arranged on the end part of the main shaft, an X-axis screw rod component arranged on the gang tool base, a protective cover, a Z-axis screw rod component arranged on the protective cover, a gang tool plate arranged on the Z-axis screw rod component, and a lathe tool arranged on the gang tool plate; the Z-axis screw rod component comprises a supporting plate and a screw rod structure arranged in the supporting plate, the screw rod structure comprises a screw rod, an oil cooler and a servo motor, wherein a cooling channel is arranged in the middle of the screw rod, the servo motor drives the screw rod to work, a first opening and a second opening communicated with the cooling channel are formed in the front end and the rear end of the screw rod, the screw rod structure further comprises a first bearing seat arranged on the first opening through a first bearing and a second bearing seat arranged on the second opening through a second bearing, a first gland is arranged at a position corresponding to the first bearing of the screw rod, an oil inlet communicated with the oil cooler is formed in the first gland, a second gland is arranged at a position corresponding to the second bearing of the screw rod, a screw nut with a fixing effect on the second gland is arranged on the second gland, and an oil outlet communicated with the oil cooler is formed.
2. The numerically controlled lathe according to claim 1, wherein the first gland is provided on one side of a first bearing, and a first seal ring is provided on the other side of the first bearing.
3. The numerically controlled lathe according to claim 1 or 2, wherein the second gland is provided on one side of the second bearing, and a second sealing ring and a silicone sleeve are provided on the other side of the second bearing.
4. The numerically controlled lathe according to claim 3, wherein the lead screw is further provided with a shaft seat.
5. The numerically controlled lathe according to claim 4, wherein the servo motor is fixed to the first bearing block.
6. The numerically controlled lathe according to claim 5, wherein the servo motor is linked to the lead screw through a coupling.
7. The numerically controlled lathe according to claim 6, wherein the drive motor is linked to the spindle by a belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920848924.5U CN210231542U (en) | 2019-06-04 | 2019-06-04 | Numerical control lathe that job stabilization nature is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920848924.5U CN210231542U (en) | 2019-06-04 | 2019-06-04 | Numerical control lathe that job stabilization nature is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210231542U true CN210231542U (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920848924.5U Expired - Fee Related CN210231542U (en) | 2019-06-04 | 2019-06-04 | Numerical control lathe that job stabilization nature is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210231542U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113803428A (en) * | 2021-08-26 | 2021-12-17 | 胡功明 | High-precision lead screw transmission seat mechanism |
-
2019
- 2019-06-04 CN CN201920848924.5U patent/CN210231542U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113803428A (en) * | 2021-08-26 | 2021-12-17 | 胡功明 | High-precision lead screw transmission seat mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200403 |