CN114589319A - Small-size row-cutter type precise horizontal numerically controlled lathe - Google Patents
Small-size row-cutter type precise horizontal numerically controlled lathe Download PDFInfo
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- CN114589319A CN114589319A CN202210287043.7A CN202210287043A CN114589319A CN 114589319 A CN114589319 A CN 114589319A CN 202210287043 A CN202210287043 A CN 202210287043A CN 114589319 A CN114589319 A CN 114589319A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B3/00—General-purpose turning-machines or devices, e.g. centre lathes with feed rod and lead screw; Sets of turning-machines
- B23B3/06—Turning-machines or devices characterised only by the special arrangement of constructional units
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/08—Protective coverings for parts of machine tools; Splash guards
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
- B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
- B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
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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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention relates to a small-sized gang-tool type precise horizontal numerically controlled lathe which comprises a base, wherein the top of the base is provided with a pretensioning mechanism, the pre-tensioning mechanism comprises a mounting shell fixedly connected to the base, a cavity is arranged in the mounting shell, one end of the cavity is provided with a first lead screw bearing, one end of the first lead screw bearing is fixedly arranged on the mounting shell through a first locking nut, a screw pair assembly is also arranged in the cavity and is matched with the screw pair connecting seat through a first screw bearing, the screw pair assembly is limited, the first locking nut fixes the first screw bearing, the phenomenon that the screw pair assembly falls off from the mounting shell is prevented, meanwhile, due to the adoption of the pre-tensioning mechanism, errors caused by thermal deformation of the screw rod in the machining process are offset by pre-tensioning the screw rod, and the machining precision and stability are further improved.
Description
Technical Field
The invention relates to the technical field of horizontal numerically controlled lathes, in particular to a small-sized gang-tool precision horizontal numerically controlled lathe.
Background
The existing horizontal numerical control lathe is large in size and inconvenient to transport efficiently, only one type of workpiece can be machined when a target workpiece is machined, the machining type cannot be changed, machining efficiency is low, and meanwhile, errors are easily caused to machining of the target workpiece due to thermal deformation of a lead screw in the machining process, so that machining efficiency of the target workpiece is influenced.
Disclosure of Invention
The technical problem solved by the scheme is as follows:
(1) the pre-tensioning mechanism is arranged, the first lead screw bearing and the lead screw pair connecting seat are matched with each other to limit the lead screw pair assembly, the first locking nut fixes the first lead screw bearing, the lead screw pair assembly is prevented from falling off from the mounting shell, meanwhile, due to the adoption of the pre-tensioning mechanism, errors caused by thermal deformation of a lead screw in the machining process are offset through pre-tensioning the lead screw, and the machining precision and stability are further improved;
(2) how to move through setting up adjustment mechanism, through the second driving motor drive Z axle layer board, arrange the stop collar on the centre frame for the machining length or the processing position of target work piece are conveniently adjusted, workable slender axles class product also can realize once pay-off processing a plurality of short material products, great improvement the efficiency of processing, and the main shaft assembly still has high rigidity, high stable characteristics with X axle planker, Z axle layer board centrosymmetric arrangement structure.
The purpose of the invention can be realized by the following technical scheme: a small-sized gang tool type precise horizontal numerically controlled lathe comprises a base, wherein a pre-tensioning mechanism is arranged at the top of the base and comprises a mounting shell fixedly connected to the base, a cavity is formed in the mounting shell, a first lead screw bearing is arranged at one end of the cavity, the first lead screw bearing is fixedly mounted on the mounting shell through a first locking nut at one end of the first lead screw bearing, a lead screw pair assembly is further arranged in the cavity, a lead screw pair connecting seat is movably sleeved in the middle of the lead screw pair assembly, a gasket for limiting the lead screw pair connecting seat is movably mounted between the lead screw pair connecting seat and the inner wall of the mounting shell, and a limiting mechanism for further limiting the lead screw pair assembly is arranged at the other end of the cavity; output power of the second driving motor is transmitted to the screw pair assembly through the coupler, the screw pair assembly is limited through mutual matching of the first screw bearing and the screw pair connecting seat, and stable rotation of the screw pair assembly is achieved.
The invention has further technical improvements that: the limiting mechanism comprises a second lead screw bearing clamped on the mounting shell, one end of the second lead screw bearing fixes the second lead screw bearing on the mounting shell through a second locking nut, a lead screw bearing spacer bush is arranged inside the second lead screw bearing, and one end of the lead screw pair assembly is movably sleeved inside the lead screw bearing spacer bush; the lead screw bearing spacer sleeve protects the lead screw pair assembly, reduces the friction loss between the lead screw pair assembly and the second lead screw bearing, prolongs the service life of the lead screw pair assembly, and simultaneously further reinforces the second lead screw bearing by the mutual matching of the pre-stretching adjusting inner nut and the pre-stretching adjusting outer nut, and reduces the occurrence of shaking and falling.
The invention has further technical improvements that: the pre-tensioning adjusting inner nut and the pre-tensioning adjusting outer nut are sequentially arranged outside the second screw bearing, and the pre-tensioning adjusting inner nut and the pre-tensioning adjusting outer nut further limit the second screw bearing, so that the stability of the second screw bearing is improved.
The invention has the further technical improvements that: one end of the mounting shell, which is close to the second lead screw bearing, is provided with a dustproof cover; when the screw pair assembly is not used, dust is prevented from entering the space between the second screw bearing and the screw bearing spacer through the dustproof cover, the second screw bearing and the screw bearing spacer are influenced, and the normal use of the screw pair assembly is guaranteed.
The invention has further technical improvements that: one side of the top of the base is provided with a main shaft assembly for providing rotating power for a target workpiece, the other side of the top of the base is provided with an adjusting mechanism for adjusting the processing type of the target workpiece, the adjusting mechanism comprises a Z-axis supporting plate which is arranged in a sliding way through a first guide rail and the top of the mounting shell, the top of the Z-axis supporting plate is provided with an X-axis supporting plate in a sliding way through a second guide rail, a motor base is fixedly arranged at one end of the mounting shell through a mounting plate, a coupler is arranged in the middle of the motor base, a second driving motor for driving the Z-axis supporting plate to move is fixedly arranged on the motor base through a bolt, the output end of the second driving motor is fixedly connected with one end of a coupler, the other end of the coupler is fixedly connected with a screw pair assembly, a third driving motor for driving the X-axis carriage to move is fixedly arranged on the back surface of the Z-axis carriage; the output end of the main shaft assembly is used for clamping a target workpiece, the second driving motor is used for driving the Z-axis supporting plate to move under the limiting condition of the first guide rail, and the limiting sleeve on the central frame is matched, so that the processing length or the processing position of the target workpiece can be conveniently adjusted, slender shaft type products can be processed, a plurality of short material products can be processed by one-time feeding, the processing efficiency is greatly improved, the third driving motor is used for driving the X-axis dragging plate to slide on the second guide rail, the target workpiece is effectively processed by matching with the gang tool rest, and the main shaft assembly and the X-axis dragging plate are arranged in a symmetrical structure with the Z-axis supporting plate center, and the main shaft assembly has the characteristics of high rigidity and high stability.
The invention has further technical improvements that: and a tool rest is fixedly arranged at the top of the X-axis carriage.
The invention has further technical improvements that: the Z-axis supporting plate is fixedly provided with a center frame at one end close to the main shaft assembly, the top end of the center frame is movably provided with a limiting sleeve, and the position of the limiting sleeve corresponds to the position of the output end of the main shaft assembly, so that a target workpiece can be conveniently and fixedly installed.
The invention has the further technical improvements that: the base is the cavity design, and the inside of base is provided with the first driving motor who provides power for the main shaft assembly, first driving motor's output passes through the belt and the belt pulley is connected with the input transmission of main shaft assembly.
Compared with the prior art, the invention has the beneficial effects that:
1. when the device is used, the output power of the second driving motor is transmitted to the screw pair assembly through the coupler, the screw pair assembly is limited through the mutual matching of the first screw bearing and the screw pair connecting seat, so that the screw pair assembly stably rotates, the first locking nut fixes the first screw bearing, the phenomenon that the screw pair assembly falls off from the mounting shell after the screw pair assembly runs for a long time is prevented, and meanwhile, due to the adoption of the pre-tensioning mechanism, errors caused by thermal deformation of the screw in the machining process are offset through pre-tensioning the screw, so that the machining precision and the stability are improved.
2. When the spindle assembly is used, a target workpiece is clamped through the output end of the spindle assembly, the Z-axis supporting plate is driven by the second driving motor to move under the limiting condition of the first guide rail, the limiting sleeve on the central frame is matched, the processing length or the processing position of the target workpiece can be conveniently adjusted, slender shaft products can be processed, multiple short material products can be processed through one-time feeding, the processing efficiency is greatly improved, the X-axis dragging plate is driven by the third driving motor to slide on the second guide rail and is matched with the gang tool rest to effectively process the target workpiece, and the spindle assembly, the X-axis dragging plate and the Z-axis supporting plate are in a centrosymmetric arrangement structure and further have the characteristics of high rigidity and high stability.
3. When the screw pair assembly is not used, dust is prevented from entering between the second screw bearing and the screw bearing spacer bush through the dustproof cover, the second screw bearing and the screw bearing spacer bush are influenced, and the normal use of the screw pair assembly is ensured.
Drawings
To facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a perspective view of the overall structure of the present invention;
FIG. 3 is a schematic view of the overall front structure of the present invention;
FIG. 4 is a perspective view of the adjusting mechanism of the present invention;
FIG. 5 is a perspective cross-sectional view of the pre-tensioning mechanism of the present invention;
FIG. 6 is a schematic view of the structure of the position A in FIG. 5 according to the present invention.
In the figure: 1. an adjustment mechanism; 2. a second drive motor; 3. a base; 4. a recovery tank; 5. a main shaft assembly; 6. a first guide rail; 7. a first drive motor; 8. a pre-tensioning mechanism; 101. arranging tool rests; 102. an X-axis carriage; 103. a Z-axis pallet; 104. a center frame; 105. a third drive motor; 106. a second guide rail; 801. a first lock nut; 802. a coupling; 803. a first lead screw bearing; 804. a lead screw assembly; 805. a limiting mechanism; 806. a lead screw pair connecting seat; 807. a gasket; 808. mounting a shell; 8051. a second lead screw bearing; 8052. a lead screw bearing spacer bush; 8053. pre-pulling the adjusting inner nut; 8054. pre-tensioning and adjusting the outer nut; 8055. a second lock nut; 8056. and a dust cover.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood 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, 2 and 3, a small-sized gang-tool precision horizontal numerically controlled lathe comprises a base 3, a spindle assembly 5 for providing rotating power for a target workpiece is arranged on one side of the top of the base 3, an adjusting mechanism 1 for adjusting the machining type of the target workpiece is arranged on the other side of the top of the base 3, a pre-tensioning mechanism 8 is arranged on the base 3 between the adjusting mechanism 1 and the spindle assembly 5, the base 3 is hollow, a first driving motor 7 for providing power for the spindle assembly 5 is arranged inside the base 3, and the output end of the first driving motor 7 is in transmission connection with the input end of the spindle assembly 5 through a belt and a belt pulley.
As shown in fig. 5, the pre-tensioning mechanism 8 includes a mounting shell 808 fixedly connected to the base 3, a cavity is formed in the mounting shell 808, a limiting mechanism 805 is disposed at one end of the cavity, a first lead screw bearing 803 is disposed at the other end of the cavity, the first lead screw bearing 803 is fixedly mounted at one end of the first lead screw bearing 803 on the mounting shell 808 through a first locking nut 801, a lead screw assembly 804 is further disposed in the cavity, a lead screw assembly connecting seat 806 is movably sleeved in the middle of the lead screw assembly 804, a gasket 807 for limiting the lead screw assembly connecting seat 806 is movably mounted between the lead screw assembly connecting seat 806 and the inner wall of the mounting shell 808, the lead screw assembly connecting seat 806 is fixed through the gasket 807, and thus more stable limiting is provided for the lead screw assembly 804; output power of the second driving motor 2 is transmitted to the screw pair assembly 804 through the coupler 802, the first screw bearing 803 and the screw pair connecting seat 806 are matched with each other, the screw pair assembly 804 is limited, the screw pair assembly 804 can stably rotate, the first locking nut 801 fixes the first screw bearing 803, the phenomenon that the screw pair assembly 804 falls off from the mounting shell 808 after the screw pair assembly 804 operates for a long time is prevented, meanwhile, due to the fact that the pre-tensioning mechanism 8 is adopted, errors caused by thermal deformation of a screw in the machining process are offset through pre-tensioning the screw, and machining precision and stability are improved.
Referring to fig. 6, the limiting mechanism 805 includes a second lead screw bearing 8051 clamped on the mounting shell 808, a pre-pull adjusting inner nut 8053 and a pre-pull adjusting outer nut 8054 are sequentially disposed outside the second lead screw bearing 8051, the pre-pull adjusting inner nut 8053 and the pre-pull adjusting outer nut 8054 further limit the second lead screw bearing 8051, so as to improve the stability of the second lead screw bearing 8051, one end of the second lead screw bearing 8051 fixes the second lead screw bearing 8051 on the mounting shell 808 through a second locking nut 8055, a lead screw bearing spacer 8052 is disposed inside the second lead screw bearing 8051, one end of the lead screw assembly 804 is movably sleeved inside the lead screw bearing spacer 8052, and a dust cap 8056 is disposed at one end of the mounting shell 808 close to the second lead screw bearing 8051; the lead screw pair assembly 804 is protected by the lead screw bearing spacer 8052, friction loss between the lead screw pair assembly 804 and the second lead screw bearing 8051 is reduced, the service life of the lead screw pair assembly 804 is prolonged, meanwhile, the second lead screw bearing 8051 is further reinforced by the mutual matching of the pre-tensioning adjusting inner nut 8053 and the pre-tensioning adjusting outer nut 8054, the shaking and falling of the second lead screw bearing 8051 are reduced, when the lead screw pair assembly 804 is not used, dust is prevented from entering between the second lead screw bearing 8051 and the lead screw bearing spacer 8052 by the dust cover 8056, the second lead screw bearing 8051 and the lead screw bearing spacer 8052 are influenced, and the normal use of the lead screw pair assembly 804 is ensured.
Referring to fig. 4, the adjusting mechanism 1 includes a Z-axis pallet 103 slidably disposed on the top of a mounting housing 808 through a first guide rail 6, an X-axis pallet 102 slidably disposed on the top of the Z-axis pallet 103 through a second guide rail 106, a gang tool rest 101 fixedly mounted on the top of the X-axis pallet 102, a motor base fixedly mounted on one end of the mounting housing 808 through a mounting plate, a coupler 802 disposed in the middle of the motor base, a second driving motor 2 fixedly mounted on the motor base through a bolt for driving the Z-axis pallet 103 to move, an output end of the second driving motor 2 is fixedly connected to one end of the coupler 802, the other end of the coupler 802 is fixedly connected to a lead screw assembly 804, and a third driving motor 105 for driving the X-axis pallet 102 to move is fixedly mounted on the back of the Z-axis pallet 103; the target workpiece is clamped through the output end of the spindle assembly 5, the Z-axis supporting plate 103 is driven by the second driving motor 2 to move under the limiting condition of the first guide rail 6, and the limiting sleeve on the center frame 104 is matched, so that the processing length or the processing position of the target workpiece can be conveniently adjusted, slender shaft products can be processed, multiple short material products can be processed through one-time feeding, the processing efficiency is greatly improved, the X-axis supporting plate 102 is driven by the third driving motor 105 to slide on the second guide rail 106, the target workpiece is effectively processed by matching with the gang tool rest 101, and the spindle assembly 5, the X-axis supporting plate 102 and the Z-axis supporting plate 103 are in a centrosymmetric arrangement structure, and the spindle assembly has the characteristics of high rigidity and high stability.
Referring to fig. 2 and 4, a center frame 104 is fixedly installed at one end of the Z-axis supporting plate 103 close to the spindle assembly 5, a position limiting sleeve is movably installed at the top end of the center frame 104, and the position of the position limiting sleeve corresponds to the output end position of the spindle assembly 5, so that a target workpiece can be conveniently installed and fixed.
Referring to fig. 1 and 2, a recovery tank 4 is disposed on the top surface of the base 3, the recovery tank 4 is a chute, and the recovery tank 4 is located below the mounting shell 808.
The working principle is as follows: when the lead screw assembly 804 is used, firstly, the output power of the second driving motor 2 is transmitted to the lead screw assembly 804 through the coupler 802, the lead screw assembly 804 is limited through the mutual matching of the first lead screw bearing 803 and the lead screw assembly connecting seat 806, so that the lead screw assembly 804 can rotate stably, the first locking nut 801 fixes the first lead screw bearing 803, the phenomenon that the lead screw assembly 804 falls off from the mounting shell 808 after the lead screw assembly 804 operates for a long time is prevented, the lead screw assembly connecting seat 806 is fixed through the gasket 807, and therefore more stable limit is provided for the lead screw assembly 804, meanwhile, due to the fact that the pre-tensioning mechanism 8 is adopted, errors caused by thermal deformation of a lead screw in the machining process are offset through pre-tensioning of the lead screw, and machining precision and stability are improved; the lead screw pair assembly 804 is protected by the lead screw bearing spacer 8052, the friction loss between the lead screw pair assembly 804 and the second lead screw bearing 8051 is reduced, the service life of the lead screw pair assembly 804 is prolonged, meanwhile, the second lead screw bearing 8051 is further reinforced by the mutual matching of the pre-tensioning adjusting inner nut 8053 and the pre-tensioning adjusting outer nut 8054, the shaking and falling of the second lead screw bearing 8051 are reduced, when the lead screw pair assembly 804 is not used, dust is prevented from entering between the second lead screw bearing 8051 and the lead screw bearing spacer 8052 by the dust cover 8056, the second lead screw bearing 8051 and the lead screw bearing spacer 8052 are influenced, and the normal use of the lead screw pair assembly 804 is ensured; the target workpiece is clamped through the output end of the spindle assembly 5, the Z-axis supporting plate 103 is driven by the second driving motor 2 to move under the limiting condition of the first guide rail 6, and the limiting sleeve on the center frame 104 is matched, so that the processing length or the processing position of the target workpiece can be conveniently adjusted, slender shaft products can be processed, multiple short material products can be processed through one-time feeding, the processing efficiency is greatly improved, the X-axis supporting plate 102 is driven by the third driving motor 105 to slide on the second guide rail 106, the target workpiece is effectively processed by matching with the gang tool rest 101, and the spindle assembly 5, the X-axis supporting plate 102 and the Z-axis supporting plate 103 are in a centrosymmetric arrangement structure, and the spindle assembly has the characteristics of high rigidity and high stability.
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. The utility model provides a precision horizontal numerically controlled lathe of small-size row's sword formula, includes base (3), its characterized in that: the pre-tensioning mechanism (8) is arranged on the base (3), the pre-tensioning mechanism (8) comprises an installation shell (808) fixedly connected to the base (3), a cavity is formed in the installation shell (808), a first lead screw bearing (803) is arranged at one end of the cavity, the first lead screw bearing (803) is fixedly installed on the installation shell (808) through a first locking nut (801), a lead screw pair assembly (804) is further arranged in the cavity, a lead screw pair connecting seat (806) is movably sleeved in the middle of the lead screw pair assembly (804), a gasket (805) is movably installed between the lead screw pair connecting seat (806) and the inner wall of the installation shell (808), and a limiting mechanism (805) used for further limiting the lead screw pair assembly (804) is arranged at the other end of the cavity.
2. The small-sized gang-tool precision horizontal numerically-controlled lathe is characterized in that the limiting mechanism (805) comprises a second lead screw bearing (8051) clamped on the mounting shell (808), the second lead screw bearing (8051) is fixed on the mounting shell (808) through a second locking nut (8055), a lead screw bearing spacer bush (8052) is arranged inside the second lead screw bearing (8051), and one end of the lead screw pair assembly (804) is movably sleeved inside the lead screw bearing spacer bush (8052).
3. The small gang-tool precision horizontal numerically controlled lathe according to claim 2, wherein a pre-tensioning inner nut (8053) and a pre-tensioning outer nut (8054) are sequentially arranged outside the second screw bearing (8051).
4. The small gang-tool precision horizontal numerically controlled lathe according to claim 2, wherein a dust cover (8056) is arranged at one end of the mounting shell (808) close to the second lead screw bearing (8051).
5. The small-sized gang tool precision horizontal numerically controlled lathe according to claim 1, wherein a spindle assembly (5) is arranged on one side of the top of the base (3), an adjusting mechanism (1) is arranged on the other side of the top of the base (3), the adjusting mechanism (1) comprises a Z-axis supporting plate (103) which is slidably arranged with a mounting shell (808), an X-axis supporting plate (102) is slidably arranged on the top of the Z-axis supporting plate (103), a motor base is fixedly arranged at one end of the mounting shell (808), a coupler (802) is arranged in the middle of the motor base, a second driving motor (2) for driving the Z-axis supporting plate (103) is fixedly arranged on the motor base, the output end of the second driving motor (2) is fixedly connected with one end of the coupler (802), and the other end of the coupler (802) is fixedly connected with a lead screw assembly (804), and a third driving motor (105) for driving the X-axis carriage (102) is fixedly arranged on the back surface of the Z-axis carriage (103).
6. The small-sized gang tool precision horizontal numerically controlled lathe according to claim 5, wherein the top of the X-axis carriage (102) is fixedly provided with a gang tool rest (101).
7. The small-sized gang-tool precision horizontal numerically controlled lathe according to claim 5, characterized in that a center frame (104) is fixedly mounted at one end of the Z-axis supporting plate (103) close to the main shaft assembly (5), a limit sleeve is movably arranged at the top end of the center frame (104), and the position of the limit sleeve corresponds to the position of the output end of the main shaft assembly (5).
8. The small-sized gang tool precision horizontal numerically controlled lathe according to claim 5, characterized in that the base (3) is hollow, a first driving motor (7) is arranged inside the base (3), and the output end of the first driving motor (7) is in transmission connection with the input end of the spindle assembly (5) through a belt and a belt pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210287043.7A CN114589319B (en) | 2022-03-22 | 2022-03-22 | Small-size row-knife type precise horizontal numerically controlled lathe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210287043.7A CN114589319B (en) | 2022-03-22 | 2022-03-22 | Small-size row-knife type precise horizontal numerically controlled lathe |
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| Publication Number | Publication Date |
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| CN114589319A true CN114589319A (en) | 2022-06-07 |
| CN114589319B CN114589319B (en) | 2023-04-11 |
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| TW200846130A (en) * | 2007-05-25 | 2008-12-01 | Awea Mechantronic Co Ltd | Thermal deformation control device and method for feed mechanism |
| CN101602172A (en) * | 2009-04-21 | 2009-12-16 | 上海克迈特精密机床有限公司 | A kind of leading screw supporting construction and adopt the leading screw prestretched method of this supporting construction |
| CN103072035A (en) * | 2013-01-24 | 2013-05-01 | 无锡市欧泰数控机床有限公司 | Pre-stretching locking mechanism for ball screw |
| CN203045400U (en) * | 2013-05-21 | 2013-07-10 | 宁波恒大机械有限公司 | Double-end fixing type ball screw pair |
| CN103801943A (en) * | 2014-01-16 | 2014-05-21 | 江苏锐成机械有限公司 | Saddle of numerically controlled lathe X-axis ball screw with prestretching device |
| CN104259937A (en) * | 2014-09-18 | 2015-01-07 | 浙江法拿克机械科技有限公司 | Combined processing center |
| CN105922049A (en) * | 2016-07-08 | 2016-09-07 | 江苏元利数控机床有限公司 | Ball screw prestretching mechanism and prestretching method thereof |
| JP2020196094A (en) * | 2019-06-03 | 2020-12-10 | 株式会社ジェイテクト | Machine tool |
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