CN220837943U - Main shaft inversion type numerical control lathe - Google Patents

Abstract

The utility model provides a main shaft inverted numerical control lathe, which avoids the existence of a manipulator in a mode that a main shaft moves to the upper part of a feed bin to grab a workpiece, so that the occupied area of the lathe is reduced; the device comprises a lathe base, an X-axis sliding table, a Z-axis sliding table, a main shaft unit, a servo tool turret, a scrap collecting box and an annular servo circulating bin; the X-axis sliding table is arranged at one end of the top of the lathe base, and the Z-axis sliding table is connected to the X-axis sliding table in a sliding manner; the main shaft unit is connected with the Z-axis sliding table in a sliding manner and is used for clamping a part to be processed and enabling the part to be processed to rotate around a rotating shaft of the main shaft unit, the servo cutter tower is arranged on one side of the X-axis sliding table, a cutter disc surface of the servo cutter tower faces to the X-axis direction, and the rotating shaft of the servo cutter tower is perpendicular to the rotating shaft of the main shaft unit; the sweeps collection box is connected to the lathe base in a sliding manner and located below the servo turret cutterhead, and the annular servo circulation bin is arranged at the top of the lathe base and the annular edge on one side of the annular servo circulation bin penetrates through the X-axis sliding table.

Description

Main shaft inversion type numerical control lathe

Technical Field

The utility model relates to the technical field of numerically controlled lathes, in particular to a spindle inverted numerically controlled lathe.

Background

At present, chinese patent with patent publication No. CN215998733U discloses an inverted automatic data lathe with a third shaft moving disc bin, which comprises a lathe body, a numerical control tool bit arranged in the center of the top end of the lathe body, a numerical control mechanical arm arranged in one side of the center of the lathe body, a support plate arranged at the lower end of the inner part of the lathe body, a fixed platform arranged at the center of the upper surface of the support plate, a bin body arranged at one side of the upper surface of the support plate, and a collecting box arranged at the front end of the bottom of the inner part of the lathe body, wherein the parts of the bin body are clamped by a mechanical arm, so that the manual frequent discharging and taking of materials are avoided, and the production efficiency is improved;

But the clamping of the internal manipulator makes the whole lathe body larger and increases the occupied area of the lathe.

Disclosure of utility model

In view of the above, the present utility model aims to provide a spindle inverted numerically controlled lathe, which avoids the existence of a manipulator by moving a spindle to a loading position of a storage bin to grasp a workpiece, so that the volume of a lathe main body is reduced, and the occupied area of the lathe is further reduced.

In order to solve the technical problems, the technical scheme of the utility model is as follows: a main shaft inverted numerical control lathe comprises a lathe base;

The X-axis sliding table is arranged at one end of the top of the lathe base and used for controlling movement in the X-axis direction;

the Z-axis sliding table is connected with the X-axis sliding table in a sliding manner and used for controlling movement in the Z-axis direction;

The main shaft unit is connected with the Z-axis sliding table in a sliding way and used for clamping a part to be processed and enabling the part to be processed to rotate around a rotating shaft of the main shaft unit;

The servo cutter tower is arranged at the top of the lathe base, the cutter head of the servo cutter tower faces towards the X-axis direction, and the rotating shaft of the servo cutter tower is perpendicular to the rotating axis of the main shaft unit;

the scraps collecting box is connected to the lathe base in a sliding manner and is positioned below the servo turret cutterhead;

The annular servo circulation bin is arranged at the top of the lathe base, and one side annular edge of the annular servo circulation bin penetrates through the X-axis sliding table.

Through the technical scheme, the X-axis sliding table controls the Z-axis sliding table to transversely move along the X-axis direction, so that the spindle unit is close to or far away from the annular servo circulation bin, the Z-axis sliding table controls the spindle unit to be close to or far away from the top of the annular servo circulation bin along the Z-axis direction, the spindle unit guarantees clamping and loosening of parts when the spindle unit is close to the annular servo circulation bin and rotation of the parts when the spindle unit is close to the servo turret, the servo turret guarantees vertical relation between a cutting tool and the parts, the sweeps after cutting can be collected by the sweeps collecting box, subsequent cleaning is convenient, one side of the annular servo circulation bin passes through the X-axis sliding table, workers can conveniently process products on the side while the spindle unit is guaranteed to conveniently clamp the workpieces, and the workpiece grabbing automatic mode that a machine door is not required to be opened is achieved through cooperation of the X-axis sliding table, the Z-axis sliding table, the spindle unit and the annular servo circulation bin, so that the machine tool does not need additional assembly of a mechanical arm, the whole volume of the machine tool body is reduced, and the occupied area of the machine tool is reduced.

Preferably, the X-axis sliding table comprises a positioning seat, a first guide rail, a first guide block, a first lead screw and a first driving source, wherein the positioning seat is arranged at one end of the top of the lathe base, the first guide rail is arranged at the top of the positioning seat in a front-back symmetrical mode, an inverted T-shaped mounting groove is formed in the top of the positioning seat, the mounting groove is positioned between the two guide rails and penetrates through the positioning seat along the X-axis direction, the first guide block is connected with the first guide rail in a sliding mode, two rotary tables are fixed in the mounting groove, two rotary tables are connected at two ends of the first lead screw in a rotating mode, the first driving source is fixed at one side, away from the first lead screw, of one rotary table, and an output shaft of the first driving source is connected with the first lead screw.

Through the technical scheme, the cooperation of the first guide rail and the first guide block ensures the sliding guiding function of the Z-axis sliding table, the installation of the positioning seat and the lathe base enables the servo turret to be positioned at a low position so as to facilitate subsequent processing, and the first lead screw and the first driving source are arranged in the installation groove so as to enable the space utilization rate of the X-axis sliding table to be higher.

Preferably, the Z-axis sliding table comprises a fixed seat, a second guide rail, a second guide block, an installation table, a second screw rod and a second driving source, wherein the bottom of the fixed seat is fixed on the first guide block in a front-back manner, the middle of the bottom of the fixed seat is in threaded connection with the first screw rod, the second guide rail is symmetrically fixed on the side wall of the fixed seat facing the servo turret, the second guide block is in sliding connection with the second guide rail, the installation table is arranged at two ends of the second guide rail and is fixed on the fixed seat, two ends of the second screw rod are rotationally connected with the installation table, the second driving source is fixed on the side wall of the top installation table far away from the second screw rod, and an output shaft of the second driving source is connected with the second screw rod.

Through the technical scheme, the cooperation of the guide rails II and the guide blocks II ensures the sliding guiding function of the main shaft unit, and the guide screw II is arranged between the guide rails II to change the direction so that the main shaft unit is far away from the X-axis sliding table, and the Z-axis sliding table is ensured to control the main shaft unit to descend without striking the side wall of the positioning seat in the X-axis sliding table.

Preferably, the fixing seat and the positioning seat are spliced into a rectangular frame with hollow inside by a plurality of upright posts.

Through above-mentioned technical scheme, fixing base, positioning seat adopt the frame stand structure of large-span, also make X axle slip table, Z axle slip table lightweight when guaranteeing horizontal direction and vertical direction stability.

Preferably, the center of the lathe base is provided with a through groove in a penetrating mode in the front-rear direction, the side wall of the through groove is symmetrically provided with a guide groove penetrating through the front end of the lathe base, the front end face of the scrap collecting box is provided with a handle, the left side and the right side of the scrap collecting box are symmetrically provided with a plurality of guide wheels, the central axes of the guide wheels are located at the same height, and the guide wheels are arranged in the guide groove in a rolling mode.

Through the technical scheme, when the scraps in the scrap collecting box need to be cleaned, the handle is pulled to enable the guide wheel to roll in the guide groove, so that the scrap collecting box is pulled out of the lathe base, and when more scraps in the scrap collecting box are collected by the cooperation of the roller and the guide groove, the worker can easily pull the scrap collecting box away from the lathe base.

Preferably, the scrap collecting box is close to the inner wall of the servo cutter tower and is embedded with a pushing plate, the length of the pushing plate is equal to the width of the scrap collecting box, the pushing plate is in bilateral symmetry threaded connection with a screw rod III, two ends of the screw rod III are connected with the scrap collecting box, the scrap collecting box is far away from the outer wall end face of the pushing plate, a driving source III is arranged on the end face of the outer wall of the pushing plate, and an output shaft of the driving source III is connected with the screw rod III.

Through above-mentioned technical scheme, thereby three rotations of drive source three drive lead screw make the push pedal keep away from the handle gradually, and then make the push pedal promote the sweeps to drop to the bottom of sweeps collecting box, avoid processing back sweeps all to pile up in a position, make the inner space of collecting box by make full use of.

Preferably, a protection plate is arranged at the top of the screw rod III, the protection plate is mounted on the inner wall of the scrap collecting box, the protection plate is inclined towards the top surface of the scrap collecting box, and the top surfaces of the protection plate are oppositely arranged left and right.

Through above-mentioned technical scheme, the protection shield will drop to the sweeps of lead screw top direction to collecting box center, and the screw thread seam of protection lead screw does not have the sweeps to drop into, and then guarantees the life of lead screw and the cooperation stability of push pedal and lead screw three.

Drawings

FIG. 1 is a schematic diagram of an embodiment;

FIG. 2 is a block diagram of the scrap collecting receptacle;

fig. 3 is a cross-sectional view of the scrap collecting receptacle.

Reference numerals: 1. a lathe base; 2. an X-axis sliding table; 21. a positioning seat; 22. a first guide rail; 23. a guide block I; 24. a first lead screw; 25. a first driving source; 3. a Z-axis sliding table; 31. a fixing seat; 32. a second guide rail; 33. a second guide block; 34. a mounting table; 35. a second lead screw; 36. a second driving source; 4. a spindle unit; 5. a servo turret; 6. a scrap collecting box; 7. annular servo circulation bin; 8. an avoidance groove; 9. a guide groove; 10. a handle; 11. a guide wheel; 12. a push plate; 13. a screw rod III; 14. a third driving source; 15. a protective plate; 16. a mounting groove; 17. a turntable.

Detailed Description

The following detailed description of the utility model is provided in connection with the accompanying drawings to facilitate understanding and grasping of the technical scheme of the utility model.

A numerical control lathe with an inverted spindle is shown in fig. 1, and comprises a lathe base 1, an X-axis sliding table 2, a Z-axis sliding table 3, a spindle unit 4, a servo turret 5, a scrap collecting box 6 and an annular servo circulation bin 7. The X-axis sliding table 2 is arranged at one end of the top of the lathe base 1 and used for controlling movement in the X-axis direction, the Z-axis sliding table 3 is connected with the X-axis sliding table 2 in a sliding mode and used for controlling movement in the Z-axis direction, the spindle unit 4 is connected with the Z-axis sliding table 3 in a sliding mode and used for clamping a part to be machined and enabling the part to be machined to rotate around a rotating shaft of the spindle unit 4, the servo turret 5 is arranged on one side of the X-axis sliding table 2, a cutter disc of the servo turret 5 faces the X-axis direction, and the rotating shaft of the servo turret 5 is perpendicular to the rotating shaft of the spindle unit 4. The sweeps collection box 6 is connected to the lathe base 1 in a sliding manner and is positioned below the cutter disc of the servo cutter tower 5, the annular servo circulation bin 7 is arranged at the top of the lathe base 1, and the annular edge on one side penetrates through the X-axis sliding table 2.

As shown in fig. 1, the X-axis sliding table 2 includes a positioning seat 21, a first guide rail 22, a first guide block 23, a first screw 24, and a first driving source 25—a servo motor. The positioning seat 21 is arranged at one end of the top of the lathe base 1, and the positioning seat 21 is a rectangular frame with a plurality of upright posts spliced into an inner hollow. The first guide rail 22 is arranged at the top of the positioning seat 21 in a front-back symmetrical manner, the top of the positioning seat 21 is provided with an inverted T-shaped mounting groove 16, and the mounting groove 16 is positioned between the two guide rails and penetrates through the positioning seat 21 along the X-axis direction. The guide block I23 is slidably arranged on the guide rail I22, two rotary tables 17 are fixed in the mounting groove 16, two ends of the screw rod I24 are rotatably connected with the two rotary tables 17, the driving source I25 is fixed on one side, away from the screw rod I24, of one rotary table 17, and an output shaft of the driving source I25 is connected with the screw rod I24. The sliding guiding function of the Z-axis sliding table 3 is guaranteed through the matching of the first guide rail 22 and the first guide block 23, the positioning seat 21 and the lathe base 1 are installed so that the servo turret 5 is in a low position for facilitating subsequent processing, and the first lead screw 24 and the first driving source 25 are arranged in the mounting groove 16 so that the space utilization rate of the X-axis sliding table 2 is higher.

As shown in fig. 1, the Z-axis sliding table 3 includes a fixed seat 31, a second guide rail 32, a second guide block 33, a mounting table 34, a second screw 35, a second driving source 36, and a servo motor. The bottom of fixing base 31 is fixed in guide block one 23 from front to back, and the centre department screw thread in fixing base 31 bottom is connected in lead screw one 24, and fixing base 31 is the rectangular frame of many stands concatenation internal fretwork. The second guide rail 32 is symmetrically fixed on the side wall of the fixed seat 31 facing the servo turret 5, and the second guide block 33 is slidably arranged on the second guide rail 32. The mounting table 34 is arranged at two ends of the guide rail II 32 and is fixed on the fixed seat 31, two ends of the screw rod II 35 are rotatably connected to the mounting table 34, the driving source II 36 is fixed on the side wall of the top mounting table 34, which is far away from the screw rod II 35, and the output shaft of the driving source II 36 is connected with the screw rod II 35. The sliding guiding function of the main shaft unit 4 is ensured through the cooperation of the guide rails II 32 and the guide blocks II 33, and the guide screw II 35 is arranged between the guide rails II 32 to change the direction so that the main shaft unit 4 is far away from the X-axis sliding table 2, and the Z-axis sliding table 3 is ensured not to strike the side wall of the positioning seat 21 when controlling the main shaft unit 4 to descend

As shown in fig. 1 and 2, the center of the lathe base 1 is provided with a through groove 8 extending in the front-rear direction, and the side walls of the through groove 8 are symmetrically provided with guide grooves 9 extending through the front end of the lathe base 1. The front end face of the scrap collecting box is provided with a handle 10, the left side and the right side of the scrap collecting box 6 are symmetrically provided with a plurality of guide wheels 11, the central axes of the guide wheels 11 are at the same height, and the guide wheels 11 are arranged in the guide groove 9 in a rolling mode. When more scraps are collected in the scraps collecting box 6 through the cooperation of the rollers and the guide grooves 9, workers can easily pull the scraps collecting box 6 away from the lathe base 1.

As shown in fig. 3, in order to avoid accumulation of scraps in one position after processing, the internal space of the collection box is fully utilized, a push plate 12 is embedded in the inner wall of the scrap collection box 6 close to the servo turret 5, and the length of the push plate 12 is equal to the width of the scrap collection box 6. The push plate 12 is in bilateral symmetry threaded connection with a lead screw III 13, two ends of the lead screw III 13 are connected to the scrap collecting box 6, a driving source III 14-servo motor is arranged on the end face of the outer wall of the scrap collecting box 6 far away from the push plate 12, and an output shaft of the driving source III 14 is connected with the lead screw III 13. The driving source III 14 drives the screw rod III 13 to rotate so that the push plate 12 is gradually far away from the handle, and the push plate 12 pushes the scraps to fall to the bottom of the scraps collecting box.

As shown in fig. 2 and 3, in order to ensure the service life of the third screw rod 13 and the stability of the cooperation between the push plate 12 and the third screw rod 13, a protection plate 15 is arranged at the top of the third screw rod 13, the protection plate 15 is mounted on the inner wall of the scrap collecting box 6, the protection plate 15 is inclined towards the top surface of the scrap collecting box 6, and the top surfaces of the protection plate 15 are oppositely arranged left and right. The scraps falling to the upper part of the screw rod are guided to the center of the collecting box through the protection plate 15, and the thread seams of the screw rod are protected from falling between the seams.

Of course, the above is only a typical example of the utility model, and other embodiments of the utility model are also possible, and all technical solutions formed by equivalent substitution or equivalent transformation fall within the scope of the utility model claimed.

Claims (7)

1. The numerical control lathe with the inverted main shaft comprises a lathe base (1) and is characterized in that: and also comprises

An X-axis sliding table (2) which is arranged at one end of the top of the lathe base (1) and is used for controlling the movement of the X-axis direction;

The Z-axis sliding table (3) is connected with the X-axis sliding table (2) in a sliding manner and used for controlling movement in the Z-axis direction;

The main shaft unit (4) is connected with the Z-axis sliding table (3) in a sliding way and used for clamping a part to be processed and enabling the part to be processed to rotate around a rotating shaft of the main shaft unit (4);

the servo cutter tower (5) is arranged at the top of the lathe base (1), a cutter disc of the servo cutter tower (5) faces towards the X-axis direction, and a rotating shaft of the servo cutter tower (5) is perpendicular to the rotating axis of the main shaft unit (4);

a scrap collecting box (6) which is connected with the lathe base (1) in a sliding way and is positioned below the cutter disc of the servo cutter tower (5);

The annular servo circulation bin (7) is arranged at the top of the lathe base (1) and one side annular edge penetrates through the X-axis sliding table (2).

2. The spindle inverted numerically controlled lathe as in claim 1, wherein: x axle slip table (2) include positioning seat (21), guide rail one (22), guide block one (23), lead screw one (24), actuating source one (25), positioning seat (21) install in the top one end of lathe base (1), guide rail one (22) around symmetry install in the top of positioning seat (21), mounting groove (16) that are the type of falling T have been seted up at the top of positioning seat (21), mounting groove (16) are located two between guide rail one (22) and run through along the X axis direction positioning seat (21), guide block one (23) slide connect in guide rail one (22), mounting groove (16) internal fixation has two revolving stages (17), the both ends rotation of lead screw one (24) connect two revolving stages (17), actuating source one (25) are fixed in one of them revolving stage (17) keep away from one side of lead screw one (24), just the output shaft of actuating source one (25) is connected lead screw one (24).

3. The spindle inverted numerically controlled lathe as in claim 2, wherein: z axle slip table (3) include fixing base (31), guide rail two (32), guide block two (33), mount pad (34), lead screw two (35), drive source two (36), be fixed in around the bottom of fixing base (31) guide block one (23), the centre department threaded connection of fixing base (31) bottom in lead screw one (24), guide rail two (32) bilateral symmetry be fixed in fixing base (31) orientation servo turret (5) lateral wall, guide block two (33) slide connect in guide rail two (32), mount pad (34) are located the both ends of guide rail two (32) and are fixed in fixing base (31), the both ends rotation of lead screw two (35) connect in mount pad (34), drive source two (36) are fixed in top mount pad (34) keep away from lead screw two (35) lateral wall, just the output shaft of drive source two (36) connect lead screw two (35).

4. A spindle inverted numerically controlled lathe as in claim 3, further comprising: the fixing seat (31) and the positioning seat (21) are spliced into a rectangular frame with hollowed-out inner parts by a plurality of upright posts.

5. The spindle inverted numerically controlled lathe as in claim 1, wherein: the center of lathe base (1) is extended the fore-and-aft direction and is run through and offered dodge groove (8), dodge the lateral wall symmetry in groove (8) and offered and run through guide slot (9) of lathe base (1) front end, the preceding terminal surface of sweeps collection box (6) is equipped with handle (10), the left and right sides symmetry of sweeps collection box (6) is equipped with a plurality of guide pulleys (11), and a plurality of the central axis of guide pulley (11) is in same height, a plurality of guide pulley (11) roll is located in guide slot (9).

6. The spindle inverted numerically controlled lathe as in claim 5, wherein: the sweeps collection box (6) is close to the inner wall embedding of servo sword tower (5) has push pedal (12), the length of push pedal (12) equals the width of sweeps collection box (6), push pedal (12) bilateral symmetry threaded connection has lead screw three (13), the both ends of lead screw three (13) connect in sweeps collection box (6), sweeps collection box (6) are kept away from the outer wall terminal surface of push pedal (12) is equipped with drive source three (14), the output shaft of drive source three (14) lead screw three (13).

7. The spindle inverted numerically controlled lathe as in claim 6, wherein: the top of lead screw III (13) is equipped with protection shield (15), protection shield (15) install in the inner wall of sweeps collection box (6), protection shield (15) slope orientation the top surface of sweeps collection box (6), just the top surface of protection shield (15) is controlled relative setting.