CN111168086A

CN111168086A - Double-servo turret numerical control lathe

Info

Publication number: CN111168086A
Application number: CN202010020255.XA
Authority: CN
Inventors: 罗辛劳
Original assignee: Foshan Jinlaoda Automation Equipment Co Ltd
Current assignee: Foshan Jinlaoda Automation Equipment Co Ltd
Priority date: 2020-01-09
Filing date: 2020-01-09
Publication date: 2020-05-19

Abstract

The invention discloses a double-servo turret numerical control lathe which comprises a lathe body, wherein a spindle mechanism is arranged at the end part of the lathe body, and the spindle mechanism comprises a headstock, a rotary oil cylinder and a spindle motor; a main shaft is arranged at the end part of the headstock, a cross sliding table is respectively arranged on the lathe bed corresponding to the two sides of the main shaft, and a cutting area consisting of double cross sliding tables is formed at the front end of the lathe bed corresponding to the main shaft; the cross sliding tables are respectively provided with a servo tool turret mechanism; the invention provides a double-servo turret numerical control lathe, the structural design of the numerical control lathe in the invention subverts the concept of the traditional single cross sliding table, the numerical control of the single cross sliding table can only carry out single-tool cutting machining, the lower working procedure of tool changing machining can be carried out after the upper working procedure is completed, and the low efficiency is the defect of the numerical control machining of the single cross sliding table. The newly designed LDS-46W double-cross numerical control lathe (alias double-turret numerical control lathe) is provided with a cutting area consisting of double cross sliding tables, and can be combined in multiple directions (multiple tools) according to different product process requirements, so that the machine is high in compatibility, and the product efficiency is greatly improved.

Description

Double-servo turret numerical control lathe

Technical Field

The invention belongs to the technical field of numerical control lathes, and particularly relates to a double-servo turret numerical control lathe.

Background

The numerical control lathe and the turning center are high-precision and high-efficiency automatic machine tools. The multi-station tool turret or the power tool turret is equipped, so that the machine tool has wide processing technological performance, can process complex workpieces such as linear cylinders, oblique line cylinders, circular arcs and various threads, grooves, worms and the like, has various compensation functions of linear interpolation and circular arc interpolation, and plays a good economic effect in the batch production of complex parts.

"CNC" is an abbreviation for computer Numerical Control (computer Numerical Control) English. The numerical control machine tool automatically processes the processed parts according to a processing program programmed in advance. The machining process route, process parameters, motion track, displacement, cutting parameters (main shaft revolution, feed amount, back cutting amount, etc.) and auxiliary functions (tool changing, main shaft forward rotation, reverse rotation, cutting fluid opening, closing, etc.) of a part are compiled into a machining program list according to instruction codes and program formats specified by a numerical control machine, the content in the program list is recorded on a control medium (such as a perforated paper tape, a magnetic disk and a magnetic bubble memory), and then the program list is input into a numerical control device of the numerical control machine, so that the machine is instructed to machine the part.

However, the conventional numerical control lathe is only provided with a transverse shaft and a longitudinal shaft, is provided with a row of cutters, an electric cutter frame and a single cutter tower for processing, only one cutter can be used for processing in each process, the production efficiency is low, the function is not strong, a plurality of processes are required to complete the work, and the processing efficiency is low.

Disclosure of Invention

The invention aims to: in order to solve the technical problem that the traditional numerical control lathe is low in machining efficiency, the double-servo turret numerical control lathe is provided.

The technical scheme adopted by the invention is as follows:

a double-servo turret numerical control lathe comprises a lathe body, wherein a main shaft mechanism is arranged at the end part of the lathe body and comprises a headstock, a rotary oil cylinder and a main shaft motor; a main shaft is arranged at the end part of the headstock, a cross sliding table is respectively arranged on the lathe bed corresponding to the two sides of the main shaft, and a cutting area consisting of double cross sliding tables is formed at the front end of the lathe bed corresponding to the main shaft; and servo tool turret mechanisms are respectively arranged on the cross sliding tables.

The end part of the main shaft is provided with a spring seat, and a spring chuck is arranged on the spring seat.

The cross sliding table is a numerical control sliding table and is composed of a linear guide rail, a roller screw and a servo motor.

Wherein, the two cross sliding tables on the lathe bed are obliquely arranged;

the cross sliding table at the lower side of the main shaft is provided with an X1 lower shaft and a Z1 lower shaft, and a servo tool turret ST1, an X1 servo motor, an X1 linear guide rail, a Z1 servo motor and a Z1 linear guide rail are arranged on the X1 lower shaft and the Z1 lower shaft; an X2 upper shaft and a Z2 upper shaft are arranged on the cross sliding table on the upper side of the main shaft; servo tool towers ST2, an X2 servo motor, an X2 upper shaft lead screw and an X2 upper shaft linear guide rail are arranged on an X2 upper shaft and a Z2 upper shaft; a Z2 servomotor and a Z2 linear guide; in operation the servo turret ST1/ST2 processes different products simultaneously on the cutting zone.

Wherein, correspond cutting area both sides and be provided with interior protection panel beating on the lathe bed.

The machine tool comprises a machine tool body, a machine tool body and a machine tool, wherein a cast iron frame is arranged at the bottom of the machine tool body, and the machine tool body is arranged on the cast iron frame.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

the invention provides a double-servo turret numerical control lathe, the structural design of the numerical control lathe in the invention subverts the concept of the traditional single cross sliding table, the numerical control of the single cross sliding table can only carry out single-tool cutting machining, the lower working procedure of tool changing machining can be carried out after the upper working procedure is completed, and the low efficiency is the defect of the numerical control machining of the single cross sliding table. The newly designed LDS-46W double-cross numerical control lathe (alias double-turret numerical control lathe) is provided with a cutting area consisting of double cross sliding tables, and can be combined in multiple directions (multiple tools) according to different product process requirements, so that the machine is high in compatibility, and the product efficiency is greatly improved. The other two servo turrets ST1/ST2 are synchronously processed, so that the product can be processed at one time, the product precision is ensured, secondary processing is not needed, the number of hands is reduced, the number of machines is reduced, the positions of production places occupied by the machines are reduced, and all expenses of the product processing procedures are reduced; the invention has the following main advantages in combination: the production efficiency is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a perspective view of the present invention;

FIG. 3 is a perspective view of the present invention;

the labels in the figure are: 1. a spring seat; 2. a collet chuck; 3. a rotary oil cylinder; 4. a headstock; 5. a main shaft; 6. a bed body; 7. a Z2 linear guide; 8. a Z2 bearing seat; 9. an X2 upper axis linear guide; 10. an X2 upper axis screw; 11. an X2 servo motor; 12. an X2 upper shaft; 13. servo turret ST 2; 14. a Z2 upper shaft; 15. a Z2 servo motor; 16. z1 lower shaft; 17. a Z1 servo motor; 18. servo turret ST 1; 19. x1 lower axis; 20. a cast iron frame; 21. a cross sliding table; 22. an X1 servo motor; 23. a Z1 bearing seat; 24. a Z1 linear guide; 25. a spindle motor; 26. and an inner protection metal plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to FIGS. 1-3, the standard model LDS-46W-SST double cross numerical control lathe (alias double turret numerical control lathe); a numerical control sliding table consisting of double cross lead screw guide rails is adopted, and a multi-axis numerical control machine system controls the transverse axis on X2 and the longitudinal axis on Z2; the main body structure of a double-cross numerical control lathe (alias double-turret numerical control lathe) is formed by the lower transverse shaft of X1, the lower longitudinal shaft of Z1 and a main shaft C, then a servo turret ST2 is installed on the upper transverse sliding table of X2, and a servo turret ST1 is installed on the lower transverse shaft of X1 to form a cutting area, the C shaft, X1, Z1, X2 and Z2 are controlled by a control system to achieve synchronization of product processing, and different products are processed by the servo turrets ST1/ST2 at the same time. The numerical control sliding table composed of five shafts of X1, Z1, X2 and Z2 respectively consists of a linear guide rail, a roller screw and a servo motor. The concrete structure is as follows: the numerical control lathe comprises a lathe body 6, wherein a main shaft 5 mechanism is arranged at the end part of the lathe body 6, and the main shaft 5 mechanism comprises a headstock 4, a rotary oil cylinder 3 and a main shaft motor 25; the end part of the headstock 4 is provided with a main shaft 5, the lathe bed 6 is respectively provided with a cross sliding table 21 corresponding to the two sides of the main shaft 5, and the lathe bed 6 forms a cutting area consisting of double cross sliding tables 21 corresponding to the front end of the main shaft 5; the cross sliding tables 21 are respectively provided with servo tool turret mechanisms.

The end part of the main shaft 5 is provided with a spring seat 1, and the spring seat 1 is provided with a spring chuck 2.

The cross sliding table 21 is a numerical control sliding table and is composed of a linear guide rail, a roller screw and a servo motor.

Wherein, two cross sliding tables 21 on the lathe bed 6 are obliquely arranged;

wherein, the cross sliding table 21 at the lower side of the main shaft 5 is provided with an X1 lower shaft 19 and a Z1 lower shaft 16, the X1 lower shaft 19 and the Z1 lower shaft 16 are provided with a servo tool turret ST118, an X1 servo motor 22 and an X1 linear guide rail, and a Z1 servo motor 17 and a Z1 linear guide rail 24; an X2 upper shaft 12 and a Z2 upper shaft 14 are arranged on the cross sliding table 21 on the upper side of the main shaft 5; servo tool towers ST213, an X2 servo motor 11, an X2 upper shaft screw rod 10 and an X2 upper shaft linear guide rail 9 are arranged on an X2 upper shaft 12 and a Z2 upper shaft 14; the Z2 servo motor 15 and the Z2 linear guide rail 7, and also comprises a Z1 bearing seat 23 and a Z2 bearing seat 8; in operation, the servo turrets ST118/ST2 machine different products simultaneously on the cutting zone.

And inner protective metal plates 26 are arranged on the lathe bed 6 corresponding to two sides of the cutting area.

Wherein, the bottom of the lathe bed 6 is provided with a cast iron frame 20, and the lathe bed 6 is arranged on the cast iron frame 20.

The operation flow of the numerical control lathe is as follows:

upper raw material → spring chuck (clamping) in headstock → start button → Z1, Z2 axle synchronization to appointed position → X1, X2 axle synchronization to appointed position → workstation turret ST1/ST2 carries out synchronous processing according to appointed procedure → finish (can cooperate with robot, manipulator to carry out intelligent automatic production).

The working principle is as follows: this numerical control lathe structural design subverts traditional single cross slip table notion, and single cross slip table numerical control can only single-tool smear metal processing, can tool changing processing lower process after accomplishing the process, and efficiency is the shortcoming of single cross slip table numerical control processing slowly. The newly designed LDS-46W double-cross numerical control lathe (alias double-turret numerical control lathe) is provided with a cutting area consisting of double cross sliding tables, and can be combined in multiple directions (multiple tools) according to different product process requirements, so that the machine is high in compatibility, and the product efficiency is greatly improved. The synchronous processing of two servo turrets ST1/ST2 in addition can once only accomplish the processing of product for the product precision can be guaranteed, does not need secondary operation, reduces the staff, reduces board quantity, reduces the board and occupies the production place position, reduces all expenses of product manufacturing procedure flow, main advantage: the production efficiency is improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a two servo turret numerical control lathes, includes lathe bed (6), its characterized in that: a main shaft (5) mechanism is arranged at the end part of the lathe bed (6), and the main shaft (5) mechanism comprises a headstock (4), a rotary oil cylinder (3) and a main shaft motor (25); a main shaft (5) is installed at the end part of the headstock (4), a cross sliding table (21) is respectively arranged on the lathe bed (6) corresponding to the two sides of the main shaft (5), and a cutting area consisting of double cross sliding tables (21) is formed at the front end of the lathe bed (6) corresponding to the main shaft (5); the cross sliding tables (21) are respectively provided with a servo tool turret mechanism.

2. The double-servo turret numerically controlled lathe according to claim 1, characterized in that: the end part of the main shaft (5) is provided with a spring seat (1), and the spring seat (1) is provided with a spring chuck (2).

3. The double-servo turret numerically controlled lathe according to claim 2, characterized in that: the cross sliding table (21) is a numerical control sliding table and is composed of linear guide rails, a roller screw and a servo motor respectively.

4. A double servo turret numerically controlled lathe according to claim 3, characterized in that: two cross sliding tables (21) on the lathe bed (6) are obliquely arranged.

5. The double-servo turret numerically controlled lathe according to claim 4, wherein: an X1 lower shaft (19) and a Z1 lower shaft (16) are arranged on a cross sliding table (21) on the lower side of the main shaft (5), a servo tool turret ST1(18), an X1 servo motor (22) and an X1 linear guide rail are arranged on the X1 lower shaft (19) and the Z1 lower shaft (16), and a Z1 servo motor (17) and a Z1 linear guide rail (24) are arranged on the Z1 lower shaft (16); an X2 upper shaft (12) and a Z2 upper shaft (14) are arranged on a cross sliding table (21) on the upper side of the main shaft (5); servo tool towers ST2(13), an X2 servo motor (11), an X2 upper shaft lead screw (10) and an X2 upper shaft linear guide rail (9) are arranged on an X2 upper shaft (12) and a Z2 upper shaft (14); z2 servo motor (15) and Z2 linear guide rail (7), and also comprises Z1 bearing seat (23) and Z2 bearing seat (8).

6. A double servo turret numerically controlled lathe according to any one of claims 1 to 5, characterized in that: and inner protective metal plates (26) are arranged on the lathe bed (6) corresponding to two sides of the cutting area.

7. The double-servo turret numerically controlled lathe according to claim 6, wherein: the bottom of the lathe bed (6) is provided with a cast iron frame (20), and the lathe bed (6) is installed on the cast iron frame (20).